[go: up one dir, main page]

WO2016188023A1 - Dispositif aérien, procédé de commande de dispositif aérien et support de stockage - Google Patents

Dispositif aérien, procédé de commande de dispositif aérien et support de stockage Download PDF

Info

Publication number
WO2016188023A1
WO2016188023A1 PCT/CN2015/092341 CN2015092341W WO2016188023A1 WO 2016188023 A1 WO2016188023 A1 WO 2016188023A1 CN 2015092341 W CN2015092341 W CN 2015092341W WO 2016188023 A1 WO2016188023 A1 WO 2016188023A1
Authority
WO
WIPO (PCT)
Prior art keywords
circuit
antenna
matching
switchable
frequency band
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2015/092341
Other languages
English (en)
Chinese (zh)
Inventor
高清敏
李渭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
Original Assignee
ZTE Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZTE Corp filed Critical ZTE Corp
Publication of WO2016188023A1 publication Critical patent/WO2016188023A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa

Definitions

  • the present invention relates to a terminal related technology supporting carrier aggregation (CA), and more particularly to an antenna device, a method for controlling an antenna device, and a storage medium.
  • CA carrier aggregation
  • the LTE-Advanced (Long-Term Evolution Subsequent Evolution) system proposes a technology to increase transmission bandwidth, namely CA technology.
  • the working frequency band of the terminal antenna needs to cover the combined frequency band of carrier aggregation in addition to the GSM/WCDMA/LTE frequency band supported by the terminal equipment, and covers such a wide frequency range to the terminal antenna. It is a technical challenge.
  • CA technology needs to implement carrier aggregation by using a shared duplexer.
  • the isolation of the duplexer is not so high, if the CA is combined. If the high-order harmonics emitted by the adjacent frequency band or the low frequency band fall within the receiving frequency band of the high frequency band, interference will inevitably occur; for example, when LTE Band 4 and LTE Band 17 carrier aggregation, if Band 17 is the primary cell carrier, Band 4 as the secondary cell carrier, then there is a third harmonic of the Band 17 uplink transmission band (704-716MHz) (2112-2148MHz) interferes with the downlink reception band of Band 4 (2110-2155MHz).
  • embodiments of the present invention are directed to an antenna device, a method for controlling an antenna device, and a storage medium, which can improve the radiation efficiency of the terminal antenna and the isolation between the antennas, and improve the transmission. Transmission rate.
  • An embodiment of the present invention provides a method for controlling an antenna device, which is applied to a terminal supporting CA.
  • the method includes:
  • the control matching switchable circuit When it is determined that the terminal is in the CA coverage area, the control matching switchable circuit is in the CA matching circuit state, so that the antenna operates in the CA frequency band.
  • the method further includes:
  • the control matching switchable circuit When it is determined that the terminal is in the uncovered area of the CA, the control matching switchable circuit is in the state of the non-CA matching circuit, so that the antenna operates in the non-CA band.
  • control matching switchable circuit is in a CA matching circuit state, including:
  • the first RF processing circuit is controlled to operate in the CA operating frequency band, and then the control switchable circuit operates in the CA matching circuit state by controlling the variable parameters in the matching switchable circuit.
  • control matching switchable circuit is in a CA matching circuit state, including:
  • the controlling the antenna matching circuit to be in a non-CA matching circuit state includes:
  • the first RF processing circuit is controlled to operate in a non-CA operating frequency band, and then the matched switchable circuit is controlled to operate in a non-CA matching circuit state by controlling a variable parameter in the matching switchable circuit.
  • control matching switchable circuit operates in a non-CA matching circuit state, including:
  • the first RF processing circuit is controlled to operate in a non-CA operating frequency band, and then the non-CA matching circuit is gated by controlling a switch in the matching switchable circuit to operate the matched switchable circuit in a non-CA matching circuit state.
  • the embodiment of the invention further provides a control method for an antenna device, which is applied to support the end of CA End, the method includes:
  • the control antenna switchable circuit When it is determined that the terminal is in the CA coverage area, the control antenna switchable circuit is in an antenna state supporting CA, so that the antenna operates in the CA frequency band.
  • the method further includes:
  • the control antenna switchable circuit When it is determined that the terminal is in the uncovered area of the CA, the control antenna switchable circuit is in an antenna state of the unsupported CA, so that the antenna operates in the non-CA band.
  • control antenna switchable circuit is in an antenna state supporting CA:
  • the second RF processing circuit is controlled to operate in the CA operating frequency band, and then the antenna in the antenna switchable circuit operates in the CA frequency band by controlling a switch in the antenna switchable circuit.
  • the antenna state in which the control antenna switchable circuit is in a non-supported CA includes:
  • the second RF processing circuit is controlled to operate in a non-CA operating frequency band, and then the antenna in the antenna switchable circuit operates in a non-CA frequency band by controlling a switch in the antenna switchable circuit.
  • An embodiment of the present invention further provides an antenna device, which is applied to a terminal supporting CA, the device includes: a first CA control circuit, a matching switchable circuit, and an antenna; and the first CA control circuit matches the switchable circuit by Antennas connected; among them,
  • the first CA control circuit is configured to determine that the terminal is in the CA coverage area, and the control matching switchable circuit is in the CA matching circuit state, so that the antenna operates in the CA frequency band.
  • the first CA control circuit is further configured to determine that the terminal is in the non-CA matching circuit state when the terminal is in the uncovered area of the CA, so that the antenna operates in the non-CA band.
  • the device further includes a first radio frequency processing circuit; the first radio frequency processing circuit is disposed between the first CA control circuit and the matching switchable circuit;
  • the first CA control circuit is configured to control the first RF processing circuit to operate in the CA working frequency band, and then control the matching by the variable parameter control in the control matching switchable circuit The circuit operates in the state of the CA matching circuit.
  • the device further includes a first radio frequency processing circuit; the first radio frequency processing circuit is disposed between the first CA control circuit and the matching switchable circuit;
  • the first CA control circuit is configured to control the first RF processing circuit to operate in the CA operating frequency band, and then control the matching switchable circuit to operate by matching the switch strobe CA matching circuit in the switchable circuit CA matches the state of the circuit.
  • the device further includes a first radio frequency processing circuit; the first radio frequency processing circuit is disposed between the first CA control circuit and the matching switchable circuit;
  • the first CA control circuit is configured to control the first RF processing circuit to operate in a non-CA operating frequency band, and then control the matching switchable circuit to operate in a non-CA matching by controlling a variable parameter in the matching switchable circuit. Circuit state.
  • the device further includes a first radio frequency processing circuit; the first radio frequency processing circuit is disposed between the first CA control circuit and the matching switchable circuit;
  • the first CA control circuit is configured to control the first RF processing circuit to operate in a non-CA operating frequency band, and then control the matching switchable circuit by controlling a switch strobe non-CA matching circuit in the switchable circuit Works in a non-CA matching circuit state.
  • the embodiment of the invention further provides a terminal antenna device supporting CA, which is applied to a terminal supporting CA, the device comprising: a second CA control circuit, an antenna matching circuit and an antenna switchable circuit; and the second CA control circuit Connected to the antenna switchable circuit through an antenna matching circuit;
  • the second CA control circuit is configured to ensure that the antenna is in the CA band by controlling the antenna switchable circuit to be in the CA band when the terminal is in the CA coverage area.
  • the second CA control circuit is further configured to determine that the antenna is in an unsupported CA antenna state by controlling the antenna when the terminal is in the uncovered area of the CA, so that the antenna operates in the non-CA frequency band.
  • the device further includes a second radio frequency processing circuit; the second radio frequency processing a circuit is disposed between the second CA control circuit and the antenna matching circuit;
  • the second CA control circuit is configured to control the second RF processing circuit to operate in the CA operating frequency band, and then operate the antenna in the antenna switchable circuit to operate in the CA frequency band by controlling a switch in the antenna switchable circuit.
  • the device further includes a second radio frequency processing circuit; the second radio frequency processing circuit is disposed between the second CA control circuit and the antenna matching circuit;
  • the second CA control circuit is configured to control the second RF processing circuit to operate in a non-CA operating frequency band, and then operate the non-CA in the antenna switchable circuit by controlling a switch in the antenna switchable circuit Frequency band.
  • the embodiment of the present invention further provides a computer storage medium storing a computer program configured to perform the control method of the antenna device according to the embodiment of the present invention.
  • the antenna device, the antenna device control method and the storage medium provided by the embodiments of the present invention determine that when the terminal is in the CA coverage area, the control matching switchable circuit is in the CA matching circuit state, so that the antenna operates in the CA frequency band.
  • the control antenna switchable circuit is in an antenna state supporting CA, so that the antenna operates in the CA frequency band.
  • the antenna works in the corresponding frequency band, and the radiation efficiency of the terminal antenna is improved, and the working frequency interval between the primary cell carrier and the secondary cell carrier in the carrier aggregation is solved.
  • the problem that the common antenna is difficult to cover, and the data transmission rate is improved.
  • the isolation between the antennas is improved, and the mutual interference between the frequency bands caused by the carrier aggregation combined frequency band is solved.
  • FIG. 1 is a schematic flow chart of a control method of an antenna device according to an embodiment of the present invention
  • FIG. 2 is a schematic flow chart of a method for controlling an antenna device according to Embodiment 2 of the present invention
  • FIG. 3 is a schematic structural diagram of an antenna device according to an embodiment of the present invention.
  • FIG. 4a is a schematic structural diagram of a second antenna device according to Embodiment 2 of the present invention.
  • 4b is a schematic structural diagram of a structure of a three-antenna device according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a structure of a four-antenna device according to an embodiment of the present invention.
  • FIG. 6 is a schematic flowchart of a control method of a three-antenna device according to an embodiment of the present invention.
  • FIG. 7 is a schematic flow chart of a control method of a four-antenna apparatus according to an embodiment of the present invention.
  • FIG. 8 is a schematic flowchart of a control method of a five-antenna apparatus according to an embodiment of the present invention.
  • FIG. 9 is a schematic structural diagram of a matching switchable circuit according to an embodiment of the present invention.
  • FIG. 10 is a schematic diagram of low-band return loss of a terminal antenna supporting LTE Band 4 and Band 17 carrier aggregation according to an embodiment of the present invention
  • FIG. 11 is a schematic diagram of high-band return loss of a terminal antenna supporting LTE Band 4 and Band 17 carrier aggregation according to an embodiment of the present invention.
  • FIG. 12 is a schematic diagram of isolation of a primary antenna and a diversity antenna in a terminal supporting LTE Band 4 and Band 17 carrier aggregation according to an embodiment of the present invention
  • FIG. 13 is a schematic flowchart of a method for controlling a terminal antenna device according to Embodiment 6 of the present invention.
  • FIG. 14 is a schematic diagram showing the structure of an antenna switchable circuit according to an embodiment of the present invention.
  • the CA base station may aggregate a plurality of carrier components (CCs) to provide services for the mobile terminal device; wherein the plurality of CCs has a maximum of five, and each CC has a maximum of 20MHz; the frequency can be continuous or discontinuous.
  • a carrier that maintains an RRC connection with a mobile terminal device is called a Primary Component Carrier (PCC) or a Primary Cell (Pcell, Primary Cell), and a carrier other than the primary carrier is called a Secondary Component Carrier (SCC). Secondary cell (Scell, Secondary cell).
  • CA technology can be summarized as two aspects: 1) It can directly aggregate multiple LTE carriers to meet the large bandwidth requirements of LTE-A, without redesigning the physical channel and modulation and coding scheme; 2) can be reused Existing LTE system resources, greatly reducing LTE-A The design of the system is difficult to complete the aggregation of the scattered bandwidth with minimal cost.
  • AT&T's carrier aggregation requirements for carrier aggregation include: LTE Band 2 and LTE Band 17 carrier aggregation, working band coverage: 704-746MHz and 1850-1990MHz; LTE Band 4 and LTE Band 17 carrier Aggregation, working frequency band coverage: 704-746MHz and 1710-2155MHz.
  • the demand for the combination of the carrier aggregation of Softbank's second largest carrier in Japan includes: LTE Band 1 and LTE Band 8 carrier aggregation, working frequency band coverage: 880-960MHz and 1920-2170MHz; LTE Band 41 and LTE Band 41 carrier aggregation, Working frequency band coverage: 2496-2690MHz.
  • the antenna in the terminal supporting the CA plays a significant role in the wireless communication system as a component for transmitting or receiving radio waves.
  • the control matching switchable circuit when determining that the terminal is in the CA coverage area, the control matching switchable circuit is in the state of the CA matching circuit, so that the antenna works in the CA frequency band; or, when determining that the terminal is in the CA coverage area, the switchable circuit is in control by controlling the antenna. Supports the antenna state of the CA to operate the antenna in the CA band.
  • a method for controlling an antenna device according to an embodiment of the present invention includes:
  • Step 101 When it is determined that the terminal is in the CA coverage area, the control matching switchable circuit is in the CA matching circuit state, so that the antenna works in the CA frequency band;
  • the determining that the terminal is in the CA coverage area includes:
  • the first CA control circuit monitors the base station signal in real time, and determines whether the terminal is in the CA coverage area according to the monitored signal frequency band.
  • controlling the switchable circuit in the CA matching circuit state includes:
  • the first CA control circuit controls the first RF processing circuit to operate in the CA working frequency band, and controls The matching switchable circuit operates in the state of the CA matching circuit;
  • the first CA control circuit controls the first RF processing circuit to operate in the CA working frequency band, including:
  • the first CA control circuit controls the first RF processing circuit to work in the CA working frequency band corresponding to the signal combination frequency band of the currently monitored CA coverage area; for example, for example, the current signal combination frequency band of the CA coverage area is Band2 for PCC, Band17 When it is SCC, it controls the first RF processing circuit to work in the CA state where Band2 is PCC and Band17 is SCC.
  • controlling the switchable circuit to operate in the CA matching circuit state comprises:
  • variable parameter may be a capacitor or the like
  • the CA matching circuit state is a CA matching circuit state corresponding to the current signal combination frequency band of the CA coverage area; for example, the current signal combination frequency band of the CA coverage area is Band2 is PCC, and Band17 is SCC, then the CA matching circuit is The status is Band2(PCC)+Band17(SCC)CA matching circuit state;
  • enabling the antenna to operate in the CA band includes:
  • the main antenna is operated in a CA frequency band corresponding to the current signal combination frequency band of the CA coverage area; for example, the current signal combination frequency band of the CA coverage area is Band2 is PCC, and when Band17 is SCC, the antenna covers the uplink and downlink working frequency band of Band2 and The downlink working frequency band of Band17.
  • controlling the switchable circuit to operate in the CA matching circuit state may further include:
  • variable parameter may be a capacitor or the like
  • the CA matching circuit state is a CA matching circuit state corresponding to a current signal combination frequency band of the CA coverage area.
  • the control matching switchable circuit can work in the state of the CA matching circuit.
  • the antenna device controls the matching switchable circuit to operate in the state of the CA matching circuit by controlling the variable parameter in the matching switchable circuit; the other is the terminal antenna provided with the switch, the CA matching circuit and the non-CA matching circuit in the matching switchable circuit
  • the device controls the matching switchable circuit to operate in the state of the CA matching circuit through the CA matching circuit in the switch strobe matching switchable circuit;
  • the CA matching circuit in the switch strobe matching switchable circuit controls the matching switchable circuit to operate in the CA matching circuit state, including:
  • the corresponding CA matching branch in the CA matching circuit is gated, so that the matching switchable circuit operates in the CA matching circuit state; wherein the CA matching circuit is connected by multiple CAs in parallel
  • the matching branch is composed; the CA matching branch is a CA matching branch corresponding to the carrier frequency band supported by the terminal; for example, if the terminal is a terminal supporting LTE Band4 and Band17 carrier aggregation, the CA matching circuit is used by the Band4 as the PCC Band17 is used as SCC and Band17 as PCC and Band4 as the four CA matching branches of SCC.
  • Band4 is strobed as SCC and Band17 as PCC.
  • Two parallel CA matching branches which can improve the isolation between the two main antennas and the isolation from the diversity antenna, thereby reducing the interference of the third harmonic of the uplink transmission of Band17 on the downlink reception of Band4.
  • the method further includes: determining that the matching switchable circuit is in a non-CA matching circuit state when the terminal is in the uncovered area of the CA, and operating the antenna in the non-CA band;
  • the controlling the antenna matching circuit in a non-CA matching circuit state includes:
  • the first CA control circuit operates in a non-CA operating frequency band by controlling the first RF processing circuit, Control matching switchable circuit operates in a non-CA matching circuit state;
  • the controlling the first radio frequency processing circuit to operate in a non-CA working frequency band includes:
  • the first CA control circuit controls the first RF processing circuit to operate in the working frequency band corresponding to the currently monitored signal frequency band; for example, the signal frequency band of the currently monitored base station is Band2, then the first RF processing circuit is controlled to work in Band2;
  • the operating the antenna in the non-CA band comprises:
  • the antenna is operated in a non-CA frequency band corresponding to the carrier aggregation frequency band supported by the terminal; for example, the terminal supports Band2 and Band17 carrier aggregation, and the antenna covers the uplink and downlink working bands of the Band2 and the Band17.
  • controlling the matchable switchable circuit to operate in a non-CA matching circuit state comprises:
  • the variable parameter may be a capacitor or the like.
  • controlling the matchable switchable circuit to operate in a non-CA matching circuit state comprises:
  • the matched switchable circuit operates in a non-CA matching circuit state by controlling a switch strobe non-CA matching circuit in the matching switchable circuit.
  • the control matching switchable circuit works in the non-CA matching circuit state.
  • the terminal antenna device controls the matching switchable circuit to operate in a non-CA matching circuit state by controlling a variable parameter in the matching switchable circuit; the other is that the matching switchable circuit is provided with a switch and two or more matching branches
  • the terminal antenna device controls the switchable circuit to operate in a non-CA matching circuit state through a switch strobe matching switchable circuit in the switch strobe matching switchable circuit.
  • FIG. 2 is a schematic flowchart of a control method of an antenna device according to Embodiment 2 of the present invention; and is applied to a terminal supporting CA, as shown in FIG. 2, the control method of the antenna device according to the embodiment of the present invention includes:
  • Step 201 When determining that the terminal is in the CA coverage area, control the antenna switchable circuit to be in an antenna state supporting the CA, so that the antenna works in the CA frequency band;
  • determining that the terminal is in the CA coverage area includes:
  • the second CA control circuit monitors the base station signal in real time, and determines whether the terminal is in the CA coverage area according to the monitored signal frequency band.
  • the controlling antenna switchable circuit is in an antenna state supporting CA:
  • the second CA control circuit controls the second RF processing circuit to operate in the CA working frequency band through the control signal, and the control signal controls the antenna switchable circuit to work in the antenna state supporting the CA via the antenna matching circuit;
  • the antenna switchable circuit is in an antenna state supporting CA: the antenna switchable circuit is in a CA antenna state corresponding to a current signal combination frequency band of the CA coverage area; for example, a current signal combination frequency band of a CA coverage area If Band2 is PCC and Band17 is SCC, the antenna switchable circuit is in the CA antenna state of Band2(PCC)+Band17(SCC);
  • enabling the antenna to operate in the CA band includes:
  • the main antenna in the antenna switchable circuit is operated in a CA frequency band corresponding to a current signal combination frequency band of the CA coverage area; for example, when the current signal combination frequency band of the CA coverage area is a PCC of Band2 and a SCC of Band17,
  • the antenna in the antenna switchable circuit covers the uplink and downlink working frequency band of Band2 and the downlink working frequency band of Band17.
  • controlling the antenna switchable circuit to operate in an antenna state supporting the CA includes:
  • the antenna in the antenna switchable circuit can be switched by controlling the switch in the antenna switchable circuit In the CA frequency band; wherein the switch may have one or more, which may be a unidirectional diode or the like;
  • the second CA control circuit is based on a current CA coverage area.
  • the signal combination frequency band controls the antenna branch in the antenna switchable circuit to control the antenna branch in the antenna switchable circuit to operate in the CA frequency band by controlling the switch in the antenna switchable circuit; for example, if the terminal supports the LTE Band4 and Band17 carriers
  • the plurality of antenna branches supporting the CA state include four antenna branches supporting the CA state supporting Band4 as the PCC, Band17 as the SCC, Band17 as the PCC, and Band4 as the SCC.
  • the corresponding branch can be strobed according to the signal combination frequency band of the current CA coverage area.
  • the current signal combination frequency band of the CA coverage area is Band4 as SCC and Band17 is used as PCC
  • the strobe supports Band4 as SCC and Band17 as PCC.
  • the two parallel antenna branches can improve the isolation between the two main antennas and the isolation from the diversity antenna, thereby reducing the interference of the third harmonic of the uplink transmission of the Band17 on the downlink reception of the Band4.
  • the method further includes: determining that the antenna switchable circuit is in an unsupported CA antenna state when the terminal is in the CA uncovered area, and operating the antenna in the non-CA band;
  • the antenna state in which the control antenna switchable circuit is in a non-supported CA includes:
  • the second CA control circuit controls the second RF processing circuit to operate in the non-CA working frequency band through the control signal, and the control signal controls the antenna switchable circuit to operate in the antenna state of the non-supported CA via the antenna matching circuit.
  • the controlling the second radio frequency processing circuit to operate in a non-CA working frequency band includes:
  • Controlling the second RF processing circuit to work in the working frequency band corresponding to the currently monitored signal frequency band for example, if the signal frequency band of the currently monitored base station is Band2, then controlling the second RF processing circuit to work in Band2;
  • the operating the antenna in the non-CA band comprises:
  • the antenna in the antenna switchable circuit works in a non-CA frequency band corresponding to the carrier aggregation frequency band supported by the terminal; for example, the terminal supports Band2 and Band17 carrier aggregation, and the antenna covers the uplink and downlink working bands of the Band2 and the Band17.
  • controlling the antenna switchable circuit to operate in an unsupported CA antenna state includes:
  • the second CA control circuit operates the antenna in the antenna switchable circuit to operate in a non-CA band by controlling a switch in the antenna switchable circuit;
  • the switch can be a one-way diode.
  • FIG. 3 is a schematic structural diagram of an antenna device according to an embodiment of the present invention; and is applied to a terminal supporting CA, as shown in FIG. 3, the antenna device of the embodiment of the present invention comprises: a first CA control circuit 31, a matching switchable circuit 32, and an antenna. 33; the first CA control circuit 31 is connected to the antenna 33 through the matching switchable circuit 32; wherein
  • the first CA control circuit 31 is configured to determine that the terminal is in the CA coverage area, and the control matching switchable circuit 32 is in the CA matching circuit state, so that the antenna 33 operates in the CA frequency band.
  • the first CA control circuit 31 is further configured to control the matching switchable circuit 32 to be in a non-CA matching circuit state when the terminal is in the CA uncovered area, so that the antenna 33 operates in the non-CA band.
  • the first CA control circuit 31 is further configured to monitor the base station signal in real time, and determine whether the terminal is in the CA coverage area according to the monitored signal frequency band.
  • the apparatus further includes a first radio frequency processing circuit 34; the first radio frequency processing circuit 34 is disposed between the first CA control circuit 31 and the matching switchable circuit 32;
  • the first CA control circuit 31 is configured to control the first RF processing circuit 34 to operate in the CA operating frequency band, control the matching switchable circuit 32 to operate in the CA matching circuit state, and control the first RF processing circuit 34.
  • control matching The switchable circuit 32 operates in a non-CA matching circuit state;
  • the CA matching circuit state is a CA matching circuit state corresponding to the current signal combination frequency band of the CA coverage area; for example, the current signal combination frequency band of the CA coverage area is Band2 is PCC, and Band17 is SCC, then the CA The matching circuit state is the state of the CA matching circuit of Band2(PCC)+Band17(SCC);
  • enabling the antenna to operate in the CA band includes:
  • the antenna 33 is operated in a CA frequency band corresponding to the current signal combination frequency band of the CA coverage area; for example, the current signal combination frequency band of the CA coverage area is Band2 for PCC, and when Band17 is SCC, the antenna covers the uplink and downlink working frequency bands of Band2 and The downlink working frequency band of Band17;
  • the antenna 33 is a main antenna.
  • the first CA control circuit 31 controls the first RF processing circuit 34 to operate in the CA working frequency band, including:
  • the first CA control circuit 31 controls the first RF processing circuit 34 to operate in the CA working frequency band corresponding to the signal combination frequency band of the currently monitored CA coverage area; for example, for example, the current signal combination frequency band of the CA coverage area is Band2 for PCC.
  • Band17 is SCC
  • the first RF processing circuit 34 is controlled to work in the CA state where Band2 is PCC and Band17 is SCC.
  • the first CA control circuit 31 controlling the first RF processing circuit 34 to operate in a non-CA working frequency band includes:
  • the first CA control circuit 31 controls the first RF processing circuit 34 to operate in the working frequency band corresponding to the currently monitored signal frequency band; for example, if the signal frequency band of the currently monitored base station is Band2, the first RF processing circuit is controlled to operate. In Band2;
  • the first RF processing circuit 34 can be implemented by using a radio frequency processing circuit in the prior art
  • the first CA control circuit 31 may be a digital signal processor (DSP) or a Field Programmable Gate Array (FPGA). Or an integrated circuit (ASIC) implementation.
  • DSP digital signal processor
  • FPGA Field Programmable Gate Array
  • ASIC integrated circuit
  • the first CA control circuit 31 controls the matching switchable circuit 32 to operate in the state of the CA matching circuit.
  • the antenna device is implemented: a terminal antenna device provided with an adjustable component in the matching switchable circuit; correspondingly, the first CA control circuit 31 is configured to control the variable parameter in the switchable circuit 32 by controlling The matching switchable circuit 32 operates in a CA matching circuit state; and controls the matching switchable circuit 32 to operate in a non-CA matching circuit state by controlling a variable parameter in the matching switchable circuit 32; in this embodiment,
  • the adjustable component is a variable capacitor; as shown in FIG.
  • the other is a terminal antenna device provided with a switch, a CA matching circuit and a non-CA matching circuit in the matching switchable circuit; correspondingly, the first CA Control circuit 31, configured to control said matchable switchable circuit 32 to operate in a CA matching circuit state by controlling a switch strobe CA matching circuit in matching switchable circuit 32; With switchable switching circuit 32 in the non-gated CA matching circuit, the switchable matching circuit 32 in the non-working state of the matching circuit CA; shown in Figure 4b.
  • the CA matching circuit may be composed of a plurality of CA matching branches in parallel; wherein the CA matching branch is a CA matching branch corresponding to a carrier frequency band supported by the terminal; for example, if the terminal is The terminal supporting the LTE Band4 and Band17 carrier aggregation, the CA matching circuit is composed of Band4 as the PCC, Band17 as the SCC, Band17 as the PCC, and Band4 as the four CA matching branches of the SCC; thus, according to the current CA coverage area The signal combination frequency band strobes the corresponding branch. For example, if the current signal combination frequency band of the CA coverage area is Band4 as SCC and Band17 is used as PCC, then Band4 is selected as SCC and Band17 as two parallel CA matching branches of PCC. In this way, the isolation between the two main antennas and the isolation from the diversity antenna can be improved, thereby reducing the interference of the third harmonic of the uplink transmission of the Band17 on the downlink reception of the Band4.
  • FIG. 5 is a schematic structural diagram of a structure of a four-antenna device according to an embodiment of the present invention.
  • the antenna device of the embodiment of the present invention comprises: a second CA control circuit 51, an antenna matching circuit 52, and an antenna switchable circuit 53; and the second CA control circuit 51 passes the antenna matching circuit 52 and the antenna. Switchable circuits 53 are connected; wherein
  • the second CA control circuit 51 is configured to determine that the antenna is in the CA coverage area, passes through the antenna matching circuit 52, and controls the antenna switchable circuit 53 to be in an antenna state supporting CA, so that the antenna operates in the CA frequency band.
  • the second CA control circuit 51 is further configured to: when determining that the terminal is in the uncovered area of the CA, pass the antenna matching circuit 52, and control the antenna switchable circuit 53 to be in an antenna state that does not support CA, so that the antenna is Working in non-CA bands.
  • the second CA control circuit 51 is further configured to monitor the base station signal in real time, and determine whether the terminal is in the CA coverage area according to the monitored signal frequency band.
  • the device further includes a second RF processing circuit 54; the second RF processing circuit 54 is disposed between the second CA control circuit 51 and the antenna matching circuit 52;
  • the second CA control circuit 51 is configured to control the second RF processing circuit 54 to operate in the CA operating frequency band, and then pass through the antenna matching circuit 52, by controlling the antenna switchable circuit 53 to be in an antenna state supporting CA; and controlling The second RF processing circuit 54 operates in a non-CA operating frequency band, and then controls the antenna switchable circuit 53 to be in an antenna state that is not supporting CA;
  • the antenna matching circuit 52 can be implemented by using an antenna matching circuit in the prior art
  • the second CA control circuit 51 controls the second RF processing circuit 54 to operate in the CA working frequency band, including:
  • the second CA control circuit 51 controls the second RF processing circuit 54 to operate in the CA working frequency band corresponding to the signal combination frequency band of the currently monitored CA coverage area; for example, for example, the current signal combination frequency band of the CA coverage area is Band2 for PCC.
  • Band17 is SCC
  • control the second RF processing circuit to work in the CA state where Band2 is PCC and Band17 is SCC;
  • the second RF processing circuit 54 can be implemented by using a radio frequency processing circuit in the prior art
  • the second CA control circuit 51 can be implemented by a digital signal processor (DSP), or a Field Programmable Gate Array (FPGA), or an Application Specific Integrated Circuit (ASIC).
  • DSP digital signal processor
  • FPGA Field Programmable Gate Array
  • ASIC Application Specific Integrated Circuit
  • the antenna switchable circuit is in an antenna state supporting CA: the antenna switchable circuit is in a CA antenna state corresponding to a current signal combination frequency band of the CA coverage area; for example, the current signal combination frequency band of the CA coverage area is Band2 For the PCC, the Band17 is the SCC, and the antenna switchable circuit is in the CA antenna state of the Band2 (PCC)+Band17 (SCC);
  • enabling the antenna to operate in the CA band includes:
  • the main antenna in the antenna switchable circuit 53 is operated in a CA frequency band corresponding to the current signal combination frequency band of the CA coverage area; for example, when the current signal combination frequency band of the CA coverage area is Band2 is PCC and Band17 is SCC, The antenna in the antenna switchable circuit covers the uplink and downlink working frequency band of Band2 and the downlink working frequency band of Band17;
  • the second CA control circuit 51 controls the second RF processing circuit 54 to operate in a non-CA operating frequency band including:
  • the second CA control circuit 51 controls the second RF processing circuit to operate in the working frequency band corresponding to the currently monitored signal frequency band; for example, if the signal frequency band of the currently monitored base station is Band2, the second RF processing circuit is controlled to work in Band2;
  • the operating the antenna in the non-CA band comprises:
  • the antenna in the antenna switchable circuit works in a non-CA frequency band corresponding to the carrier aggregation frequency band supported by the terminal; for example, the terminal supports Band2 and Band17 carrier aggregation, and the antenna covers the uplink and downlink working bands of the Band2 and the Band17.
  • the second CA control circuit 51 is configured to operate the antenna in the antenna switchable circuit 53 in the CA band by controlling a switch in the antenna switchable circuit 53; and to switch the circuit by controlling the antenna
  • the switch in 53 enables the antenna to switch the day in circuit 53
  • the line operates in a non-CA frequency band; wherein the switch may have one or more, may be a unidirectional diode, etc.; the antenna is a main antenna;
  • the antenna switchable circuit 53 can be composed of a parallel antenna branch supporting a non-CA state and a plurality of antenna branches supporting a CA state; wherein the plurality of antenna branches supporting the CA state are Multiple antenna branches supporting the CA state corresponding to the carrier frequency band supported by the terminal; for example, if the terminal is a terminal supporting LTE Band 4 and Band 17 carrier aggregation, the multiple antenna branches supporting the CA state include supporting Band 4 as the PCC Band17 is used as SCC and Band17 as PCC and Band4 as SCC's four antenna branches supporting the CA state. In this way, the corresponding branch can be strobed according to the signal combination frequency band of the current CA coverage area.
  • the strobe supports Band4 as SCC and Band17 as PCC.
  • the two parallel antenna branches can improve the isolation between the two main antennas and the isolation from the diversity antenna, thereby reducing the interference of the third harmonic of the uplink transmission of the Band17 on the downlink reception of the Band4.
  • FIG. 6 is a schematic flowchart of a method for controlling a three-antenna apparatus according to an embodiment of the present invention; and is applied to a terminal supporting CA, in the embodiment of the present invention, the terminal is a terminal supporting carrier aggregation of LTE Band2 and Band17;
  • the antenna device shown in FIG. 3; as shown in FIG. 6, the control method of the antenna device according to the embodiment of the present invention includes:
  • Step 601 It is determined whether the terminal is in the CA coverage area, if it is in the CA coverage area, step 602 is performed; if it is in the non-CA coverage area, step 604 is performed;
  • the step includes: the first CA control circuit monitors the base station signal in real time, and determines whether the terminal is in the CA coverage area according to the monitored signal frequency band.
  • Step 602 The first CA control circuit controls the first RF processing circuit to operate in the CA working frequency band;
  • the step of the present invention includes: the first CA control circuit controls the first RF processing circuit to operate in the CA working frequency band corresponding to the signal combination frequency band of the currently monitored CA coverage area;
  • the signal combination frequency band of the monitored CA coverage area is Band2 is SCC
  • Band17 is PCC
  • the first RF processing circuit is controlled to work in the CA state where Band2 is SCC and Band17 is PCC.
  • Step 603 Control the matching switchable circuit to be in the state of the CA matching circuit, so that the antenna works in the CA frequency band;
  • control matching switchable circuit is in a CA matching circuit state, including:
  • the CA matching circuit state is a CA matching circuit state corresponding to the current signal combination frequency band of the CA coverage area; in the embodiment of the present invention, the CA matching circuit state is Band2(SCC)+Band17(PCC)CA Matching circuit status;
  • enabling the antenna to operate in the CA band includes:
  • the antenna is operated in the CA frequency band corresponding to the current signal combination frequency band of the CA coverage area; wherein the antenna is the main antenna; in this embodiment, the main antenna covers the downlink working frequency band of the Band2 and the uplink and downlink of the Band17.
  • controlling the switchable circuit in the state of the CA matching circuit may further include:
  • the matching switchable circuit is in the CA matching circuit state by controlling the switch strobe CA matching circuit in the matching switchable circuit; as shown in FIG. 4b.
  • Step 604 The first CA control circuit controls the first RF processing circuit to operate in a non-CA working frequency band
  • the first CA control circuit controls the first RF processing circuit to work in the working frequency band corresponding to the currently monitored signal frequency band; for example, if the signal frequency band of the currently monitored base station is Band2, the first RF processing circuit is controlled to work. On Band2.
  • Step 605 Control the matching switchable circuit to be in a non-CA matching circuit state, so that the antenna works in a non-CA frequency band;
  • the control matching switchable circuit is in a non-CA matching circuit state, including:
  • the variable parameter may be a capacitor or the like.
  • controlling the switchable circuit in the non-CA matching circuit state may further include:
  • the matching switchable circuit is in a non-CA matching circuit state by controlling a switch strobe non-CA matching circuit in the matching switchable circuit; as shown in FIG. 4b.
  • the control matching switchable circuit is in the state of non-CA matching circuit.
  • the antenna device controls the matching switchable circuit to be in a non-CA matching circuit state by controlling a variable parameter in the matching switchable circuit; the other is matching the terminal in which the switch and the two or more matching branches are provided in the switchable circuit
  • the antenna device controls the matching switchable circuit in a non-CA matching circuit state through a switch strobe matching switchable circuit.
  • the operating the antenna in the non-CA band includes:
  • the antenna is operated in a non-CA frequency band corresponding to the carrier aggregation frequency band supported by the terminal.
  • the antenna covers the uplink and downlink working frequency bands of the Band 2 and the Band 17.
  • FIG. 7 is a schematic flowchart of a method for controlling a four-antenna device according to an embodiment of the present invention; and is applied to a terminal supporting CA, in the embodiment of the present invention, the terminal is a terminal supporting carrier aggregation of LTE Band2 and Band17;
  • the antenna device shown in FIG. 5; as shown in FIG. 7, the control method of the antenna device according to the embodiment of the present invention includes:
  • Step 701 Determine whether the terminal is in the CA coverage area, and if it is in the CA coverage area, Step 702 is performed; if it is in a non-CA coverage area, step 704 is performed;
  • the step includes: the second CA control circuit monitors the base station signal in real time, and determines whether the terminal is in the CA coverage area according to the monitored signal frequency band.
  • Step 702 The second CA control circuit controls the second RF processing circuit to operate in the CA working frequency band;
  • the step of the present invention includes: the second CA control circuit controls the second RF processing circuit to operate in the CA working frequency band corresponding to the signal combination frequency band of the currently monitored CA coverage area; in the embodiment of the present invention, the monitored CA coverage area When the signal combination frequency band is Band2 as SCC and Band17 is PCC, the second RF processing circuit is controlled to work in the CA state where Band2 is SCC and Band17 is PCC.
  • Step 703 After the antenna matching circuit is controlled, the control antenna switchable circuit is in an antenna state supporting CA, so that the antenna works in the CA frequency band;
  • the method includes: controlling, by the antenna, the switchable circuit to be in a CA antenna state corresponding to the current signal combination frequency band of the CA coverage area; for example, the current signal combination frequency band of the CA coverage area is Band2 is PCC, and Band17 is SCC, The antenna switchable circuit is in the CA antenna state of Band2(PCC)+Band17(SCC);
  • enabling the antenna to operate in the CA band includes:
  • the antenna in the antenna switchable circuit is operated in a CA frequency band corresponding to a current signal combination frequency band of the CA coverage area; wherein the antenna is a main antenna; for example, a current signal combination frequency band of the CA coverage area is Band2
  • the antennas in the antenna switchable circuit cover the uplink and downlink working frequency bands of the Band2 and the downlink working frequency bands of the Band17.
  • the controlling antenna switchable circuit is in an antenna state supporting CA:
  • the antenna in the antenna switchable circuit can be switched by controlling the switch in the antenna switchable circuit In the CA frequency band; wherein the switch can be a unidirectional diode or the like.
  • Step 704 The second CA control circuit controls the second RF processing circuit to operate in a non-CA working frequency band.
  • the second CA control circuit controls the second RF processing circuit to operate in the working frequency band corresponding to the currently monitored signal frequency band; for example, if the signal frequency band of the currently monitored base station is Band2, the second RF processing circuit is controlled. Working on Band2.
  • Step 705 The antenna matching circuit is controlled to control the antenna switchable circuit to be in an antenna state that does not support CA.
  • the antenna state in which the control antenna switchable circuit is in a non-supported CA includes:
  • the second CA control circuit operates the antenna in the antenna switchable circuit to operate in a non-CA band by controlling a switch in the antenna switchable circuit;
  • the switch may be a one-way diode
  • the operating the antenna in the non-CA band includes:
  • the antenna in the antenna switchable circuit works in a non-CA frequency band corresponding to the carrier aggregation frequency band supported by the terminal; for example, the terminal supports Band2 and Band17 carrier aggregation, and the antenna covers the uplink and downlink working bands of the Band2 and the Band17.
  • FIG. 8 is a schematic flowchart of a method for controlling a five-antenna apparatus according to an embodiment of the present invention; and is applied to a terminal supporting CA, in the embodiment of the present invention, the terminal is a terminal supporting carrier aggregation of LTE Band4 and Band17;
  • the antenna device shown in FIG. 3; as shown in FIG. 8, the control method of the antenna device according to the embodiment of the present invention includes:
  • Step 801 Determine whether the terminal is in the CA coverage area, if it is in the CA coverage area, perform step 802; if it is in the non-CA coverage area, perform step 804;
  • the step includes: the first CA control circuit monitors the base station signal in real time, and determines whether the terminal is in the CA coverage area according to the monitored signal frequency band.
  • Step 802 The first CA control circuit controls the first RF processing circuit to work in the CA working frequency. segment;
  • the step of the present invention includes: the first CA control circuit controls the first RF processing circuit to operate in the CA working frequency band corresponding to the signal combination frequency band of the currently monitored CA coverage area; in the embodiment of the present invention, the monitored CA coverage area
  • the signal combination frequency band is Band4 is SCC and Band17 is PCC
  • the first RF processing circuit is controlled to work in the CA state where Band4 is SCC and Band17 is PCC.
  • Step 803 Control the CA matching circuit in the matching switchable circuit to be turned on, so that the antenna works in the CA frequency band;
  • the matching switchable circuit includes: a switch, a CA matching circuit, and a non-CA matching circuit; wherein the CA matching circuit can be composed of a plurality of CA matching branches in parallel;
  • the CA matching circuit is composed of four CA matching branches in parallel, which are: Band4 as PCC, Band17 as SCC, Band17 as PCC, and Band4 as SCC four CA matching branches; as shown in FIG.
  • the step includes: controlling, according to the signal combination frequency band of the current CA coverage area, the corresponding CA matching branch in the matching switchable circuit to be turned on. For example, if the signal combination frequency band of the current CA coverage area is: Band4 as PCC and Band17 as SCC, then control Band4 as PCC and Band17 as the SCC CA matching branch is turned on, and then the antenna works on Band4 as PCC, Band17.
  • the antenna covers the uplink and downlink working frequency bands of the Band4 and the downlink working frequency bands of the Band17, that is, 1710-1955 MHz, 2110-2155 MHz, and 734-746 MHz; and the diversity antenna needs to cover the downlink working frequency band of the Band17 and the Band4
  • the downlink working frequency bands namely 734-746MHz and 2110-2155MHz; thus, the main antenna does not resonate in the standing wave of the Band17 uplink transmitting band, thus avoiding the interference of the main antenna to the downlink receiving of the diversity antenna Band4.
  • the current signal combination frequency band of the CA coverage area is Band4 as SCC and Band17 is used as PCC
  • Band4 is controlled as SCC and Band17 as the two CA matching branches of the PCC
  • the antenna is operated in Band4 as SCC and Band17.
  • PCC CA The state, that is, the antenna covers the downlink working frequency band of Band4 and the uplink and downlink working frequency bands of Band17, that is, 2110-2155MHz, 704-716MHz, and 734-746MHz.
  • Step 804 The first CA control circuit controls the first RF processing circuit to operate in a non-CA working frequency band
  • the first CA control circuit controls the first RF processing circuit to work in the working frequency band corresponding to the currently monitored signal frequency band; for example, if the signal frequency band of the currently monitored base station is Band17, the first RF processing circuit is controlled to work. On Band17.
  • Step 805 Control the non-CA matching circuit in the matching switchable circuit to be turned on, so that the antenna works in a non-CA band;
  • the non-CA matching circuit in the control matching switchable circuit is turned on, so that the matching switchable circuit is in a non-CA matching circuit state, thereby enabling the antenna to operate in a non-CA band.
  • the operating the antenna in the non-CA band includes:
  • the antenna is operated in a non-CA frequency band corresponding to the carrier aggregation frequency band supported by the terminal.
  • the antenna covers the uplink and downlink working bands of the Band 4 and the Band 17, that is, 704-716 MHz, 734-746 MHz, and 1710-1755 MHz, 2110- 2155MHz.
  • FIG. 10 is a schematic diagram of low-band return loss of a terminal antenna supporting LTE Band 4 and Band 17 carrier aggregation according to an embodiment of the present invention
  • FIG. 11 is a schematic diagram of high-band return loss of a terminal antenna supporting LTE Band 4 and Band 17 carrier aggregation according to an embodiment of the present invention
  • the main antenna covers the uplink and downlink working bands of Band4 and Band17.
  • the return loss curve is shallow.
  • the CA state curve shows that the antenna radiation efficiency is poor.
  • the main antenna covers the uplink and downlink working frequency band of the Band17 and the downlink working frequency band of the Band4.
  • the antenna device according to the embodiment is used.
  • the return loss of the frequency band is deeper than that of the non-CA state, and the return loss of the high frequency band downlink receiving frequency band is also deeper, which means that the antenna has higher antenna radiation efficiency than the non-CA state antenna.
  • the main antenna needs to cover the uplink and downlink working frequency bands of the Band4 and the downlink working frequency band of the Band17.
  • the antenna device and the low frequency band are used in this embodiment.
  • the return loss of the downlink receiving frequency band can be deeper than that of the non-CA state, and the return loss of the high frequency band downlink receiving frequency band is also deeper, which also means that the antenna has higher antenna radiation efficiency than the non-CA state antenna.
  • FIG. 12 is a schematic diagram showing the isolation of a primary antenna and a diversity antenna in a terminal supporting LTE Band 4 and Band 17 carrier aggregation according to an embodiment of the present invention; as shown in FIG. 12 , when the terminal is in an uncovered area of the CA, the primary antenna covers the upper and lower sides of the Band 4 and the Band 17 In the working frequency band, at this time, since the antenna needs to cover such a wide bandwidth, the isolation curve is relatively shallow, as shown by the non-CA state curve, indicating that the isolation between the main antenna and the diversity antenna is poor at this time.
  • the main antenna covers the uplink and downlink working frequency band of the Band17 and the downlink working frequency band of the Band4.
  • the antenna device As shown in the corresponding curve in the figure, the antenna device according to the embodiment is used.
  • the isolation curve of the frequency band is deeper than that of the non-CA state, and the isolation curve of the downlink frequency band of the high frequency band is deeper, which means that the antenna isolation between the main antenna and the diversity antenna is higher than that in the non-CA state, which means that the diversity antenna means diversity antenna.
  • the interference from the uplink transmission of the main antenna Band17 is weaker.
  • the main antenna needs to cover the uplink and downlink working frequency bands of the Band4 and the downlink working frequency band of the Band17.
  • the antenna device As shown in the corresponding curve in the figure, the antenna device according to the embodiment is used.
  • the isolation curve between the antennas of the low frequency band of about 700 MHz is also deeper, and the isolation curve of the downlink receiving frequency band of the high frequency band is also deeper than the curve of the non-CA state, indicating that the main sub-antenna There is a higher antenna isolation between the two than in the non-CA state.
  • FIG. 13 is a schematic flowchart of a method for controlling a six-antenna apparatus according to an embodiment of the present invention; and is applied to a terminal supporting CA, in the embodiment of the present invention, the terminal is a terminal supporting carrier aggregation of LTE Band4 and Band17;
  • the antenna device shown in FIG. 5; as shown in FIG. 13, the control method of the antenna device according to the embodiment of the present invention includes:
  • Step 1301 Determine whether the terminal is in the CA coverage area, if it is in the CA coverage area, step 1302; if it is in the non-CA coverage area, step 1304 is performed;
  • the step includes: the second CA control circuit monitors the base station signal in real time, and determines whether the terminal is in the CA coverage area according to the monitored signal frequency band.
  • Step 1302 The second CA control circuit controls the second RF processing circuit to operate in the CA working frequency band;
  • the step of the present invention includes: the second CA control circuit controls the second RF processing circuit to operate in the CA working frequency band corresponding to the signal combination frequency band of the currently monitored CA coverage area; in the embodiment of the present invention, the monitored CA coverage area
  • the second RF processing circuit is controlled to work in the CA state where Band4 is SCC and Band17 is PCC.
  • Step 1303 According to the signal combination frequency band of the current CA coverage area, control the antenna branch supporting the CA state in the antenna switchable circuit to be turned on, so that the antenna works in the CA frequency band;
  • the antenna switchable circuit is composed of a parallel antenna branch supporting a non-CA state and a plurality of antenna branches supporting a CA state; wherein the plurality of antenna branches supporting the CA state are carriers supported by the terminal A plurality of antenna branches supporting the CA state corresponding to the frequency band; in the embodiment of the present invention, since the terminal is a terminal supporting LTE Band 4 and Band 17 carrier aggregation, the multiple antenna branches supporting the CA state include supporting Band 4 as the PCC. Band17 is used as SCC and Band17 as PCC and Band4 as the antenna branch of the SCC supporting the CA state; as shown in FIG. In this way, the corresponding branch can be strobed according to the signal combination frequency band of the current CA coverage area.
  • the strobe supports Band4 as SCC and Band17 as PCC.
  • Two parallel antenna branches which can improve the isolation between the two main antennas and the isolation from the diversity antenna, thereby reducing the interference of the third harmonic of the uplink transmission of the Band17 on the downlink reception of the Band4;
  • the CA coverage area The current signal combination frequency band is Band4 as PCC, and Band17 as SCC, then strobe Supports Band4 as PCC and Band17 as two parallel antenna branches of SCC, so that the main antenna does not cover the uplink transmission band of Band17, and there is no problem of downlink reception of the main antenna interference diversity antenna Band4.
  • Step 1304 The second CA control circuit controls the second RF processing circuit to operate in a non-CA working frequency band
  • the second CA control circuit controls the second RF processing circuit to operate in the working frequency band corresponding to the currently monitored signal frequency band; for example, if the signal frequency band of the currently monitored base station is Band 4, the second RF processing circuit is controlled. Working on Band4.
  • Step 1305 Control the antenna switchable circuit to be in an antenna state that does not support CA;
  • the antenna state in which the control antenna switchable circuit is in a non-supported CA includes:
  • the second CA control circuit operates the antenna in the antenna switchable circuit to operate in a non-CA band by controlling a switch in the antenna switchable circuit;
  • the switch may be a one-way diode
  • the operating the antenna in the non-CA band includes:
  • the antenna in the antenna switchable circuit works in a non-CA frequency band corresponding to the carrier aggregation frequency band supported by the terminal; for example, the terminal supports Band4 and Band17 carrier aggregation, and the antenna covers the uplink and downlink working frequency bands of Band4 and Band17.
  • an embodiment of the present invention further provides a computer storage medium, where the computer storage medium stores a computer program for performing the control method of the antenna device according to the embodiment of the present invention.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

La présente invention s'applique à un terminal prenant en charge une agrégation de porteuses (CA) et concerne un procédé de commande d'un dispositif aérien. Le procédé consiste : lors de la détermination du fait que le terminal est dans une zone de couverture de CA, à commander et à mettre en correspondance un circuit pouvant être commuté pour que celui-ci soit dans un état de mise en correspondance de CA, et à permettre à l'antenne de fonctionner dans une bande de fréquences de CA, ou, lors de la détermination du fait que le terminal est dans la zone de couverture de CA, à commander un circuit pouvant être commuté de l'antenne pour que celui-ci soit dans un état d'antenne prenant en charge la CA, et à permettre à l'antenne de fonctionner dans la bande de fréquences de CA. La présente invention concerne également un dispositif aérien et un support de stockage.
PCT/CN2015/092341 2015-05-26 2015-10-20 Dispositif aérien, procédé de commande de dispositif aérien et support de stockage Ceased WO2016188023A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201510274943.8A CN106299682A (zh) 2015-05-26 2015-05-26 一种天线装置及其控制方法
CN201510274943.8 2015-05-26

Publications (1)

Publication Number Publication Date
WO2016188023A1 true WO2016188023A1 (fr) 2016-12-01

Family

ID=57392351

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2015/092341 Ceased WO2016188023A1 (fr) 2015-05-26 2015-10-20 Dispositif aérien, procédé de commande de dispositif aérien et support de stockage

Country Status (2)

Country Link
CN (1) CN106299682A (fr)
WO (1) WO2016188023A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107069241B (zh) * 2017-03-06 2020-05-26 联想(北京)有限公司 载波聚合射频电路及用于其的方法
CN107205272B (zh) * 2017-05-23 2021-08-20 Oppo广东移动通信有限公司 通信方法、装置、计算机可读存储介质及电子设备
CN109104219A (zh) * 2018-06-26 2018-12-28 努比亚技术有限公司 多天线切换方法、移动终端及计算机存储介质
CN112788785B (zh) * 2019-11-07 2023-04-07 Oppo（重庆）智能科技有限公司 网络连接方法及终端、计算机存储介质

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014049381A1 (fr) * 2012-09-26 2014-04-03 Renesas Mobile Corporation Dispositif émetteur-récepteur conçu pour fonctionner dans un premier mode de communication et un second mode de communication
CN103780278A (zh) * 2012-10-23 2014-05-07 英特尔移动通信有限责任公司 带开关的双工器前端
CN103814526A (zh) * 2011-09-22 2014-05-21 埃普科斯股份有限公司 用于频带聚合模式的前端电路
CN103843257A (zh) * 2012-07-11 2014-06-04 株式会社Ntt都科摩 前端电路、阻抗调整方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201479386U (zh) * 2009-07-24 2010-05-19 惠州Tcl移动通信有限公司 多天线无线收发装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103814526A (zh) * 2011-09-22 2014-05-21 埃普科斯股份有限公司 用于频带聚合模式的前端电路
CN103843257A (zh) * 2012-07-11 2014-06-04 株式会社Ntt都科摩 前端电路、阻抗调整方法
WO2014049381A1 (fr) * 2012-09-26 2014-04-03 Renesas Mobile Corporation Dispositif émetteur-récepteur conçu pour fonctionner dans un premier mode de communication et un second mode de communication
CN103780278A (zh) * 2012-10-23 2014-05-07 英特尔移动通信有限责任公司 带开关的双工器前端

Also Published As

Publication number Publication date
CN106299682A (zh) 2017-01-04

Similar Documents

Publication Publication Date Title
US11671823B2 (en) Temporary handling of wireless communication device capabilities
KR102044539B1 (ko) 무선 통신 시스템에서 데이터를 송수신하는 방법 및 이를 위한 장치
CN106160964B (zh) 一种基于多频段能力的载波聚合配置方法及装置
US9693238B2 (en) Dynamic antenna tuning for multi-band multi-carrier wireless systems
CN102098784B (zh) 一种资源配置方法和设备
US9531418B2 (en) Tunable inter-antenna isolation
US11985020B2 (en) Configurability and signaling for half-tone shift
WO2019108267A1 (fr) Attribution de ressources lte
TW202205808A (zh) 雙連接功率放大器系統
CA3050821C (fr) Procede et appareil de communication de donnees et support de stockage
US12035251B2 (en) System and method for phase noise reduction in very high frequency spectrum
US12446016B2 (en) Joint bandwidth part switching for a group of UEs
WO2016188023A1 (fr) Dispositif aérien, procédé de commande de dispositif aérien et support de stockage
CN105323858B (zh) 一种分时长期演进系统中的频点切换方法、基站及系统
WO2020073807A1 (fr) Procédé et appareil de syntonisation d'antenne, terminal mobile et support d'informations lisible par ordinateur
CN105490714B (zh) 终端、终端的多载波发送及接收方法
WO2023044698A1 (fr) Ncsg pour la mesure de cellule de desserte désactivée
WO2018085702A1 (fr) Amélioration du rendu de compte de minimisation renforcée d'essais de conduite
KR20240116411A (ko) 사용자 장비의 과도 기간 준수를 확립하기 위한 에러 벡터 크기 배제 기간
WO2023086507A1 (fr) Mécanismes de déclenchement d'améliorations de coexistence avec des radar
US20240283477A1 (en) Systems and methods for direct current leakage location signaling
US20250385721A1 (en) Beam management in a jpta system with multiple component carriers
CN205830052U (zh) 一种lte网络设备

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15893099

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 15893099

Country of ref document: EP

Kind code of ref document: A1