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WO2022166622A1 - Procédé et appareil de configuration de ressources de srs, dispositif, et support d'enregistrement lisible - Google Patents

Procédé et appareil de configuration de ressources de srs, dispositif, et support d'enregistrement lisible Download PDF

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Publication number
WO2022166622A1
WO2022166622A1 PCT/CN2022/073266 CN2022073266W WO2022166622A1 WO 2022166622 A1 WO2022166622 A1 WO 2022166622A1 CN 2022073266 W CN2022073266 W CN 2022073266W WO 2022166622 A1 WO2022166622 A1 WO 2022166622A1
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WO
WIPO (PCT)
Prior art keywords
srs resource
dci
base station
resource sets
target
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/CN2022/073266
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English (en)
Chinese (zh)
Inventor
曹昱华
李岩
王飞
郑毅
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.)
China Mobile Communications Group Co Ltd
Research Institute of China Mobile Communication Co Ltd
Original Assignee
China Mobile Communications Group Co Ltd
Research Institute of China Mobile Communication Co Ltd
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Publication date
Application filed by China Mobile Communications Group Co Ltd, Research Institute of China Mobile Communication Co Ltd filed Critical China Mobile Communications Group Co Ltd
Publication of WO2022166622A1 publication Critical patent/WO2022166622A1/fr
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Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management

Definitions

  • Embodiments of the present application relate to the field of communications technologies, and in particular, to a sounding reference signal (Sounding Reference Signal, SRS) resource configuration method, apparatus, device, and readable storage medium.
  • SRS Sounding Reference Signal
  • the figure illustrates a codebook-based uplink transmission process.
  • the terminal When the Physical Uplink Shared Channel (PUSCH) is configured as a codebook-based transmission mode, the terminal first needs to send a codebook-based uplink transmission.
  • the usage of the SRS that is, the sounding reference signal set (SRS resource set), is configured as a codebook.
  • the new radio interface allows the base station to configure at most one SRS resource set for the UE for uplink channel estimation, and the SRS resource set can be configured with a maximum of two sounding reference signal resources ( SRS resources).
  • the base station performs uplink channel detection according to the SRS sent by the UE, and determines the SRS resource indicator (SRS resource indicator, SRI), the number of uplink transmission layers (rank indication (RI)), and the transmission precoding matrix indicator (transmission) corresponding to the uplink transmission.
  • SRS resource indicator SRS resource indicator
  • RI the number of uplink transmission layers
  • RI the number of uplink transmission layers
  • transmission precoding matrix indicator transmission
  • precoding matrix indicator TPMI
  • modulation and coding strategy Modulation and Coding Scheme, MCS
  • DCI Downlink Control Information
  • Table 1 SRI indication for codebook based PUSCH transmission
  • the figure illustrates a non-codebook-based uplink transmission process.
  • the main difference between the non-codebook-based uplink transmission scheme and the codebook-based uplink transmission scheme is that its precoding is no longer limited to a limited set of candidates based on a fixed codebook. .
  • the terminal can use the SRI to determine the precoding and the number of transmission layers of the data.
  • the terminal when the PUSCH is configured as a non-codebook-based transmission mode, the terminal first needs to send an SRS for non-codebook-based uplink transmission, that is, the usage of the SRS resource set is configured as a non-codebook (non-codebook) .
  • the base station can configure a maximum of one SRS resource set for the terminal, including 1 to 4 SRS resources, and each SRS resource is a single port.
  • the terminal determines the precoding of the SRS based on the downlink channel estimation, and sends the precoded SRS.
  • the base station indicates the SRI through the DCI, where the SRI may indicate one or more SRS resources.
  • the number of SRS resources indicated in the SRI is the RI for PUSCH transmission
  • the precoding used for the SRS resources indicated in the SRI is the TPMI for PUSCH transmission
  • the transmission layer of the PUSCH corresponds to the SRS resources indicated by the SRI.
  • the base station can only configure at most one SRS resource set for the terminal for uplink transmission, which greatly limits the flexibility of the SRS resource set.
  • the embodiments of the present application provide an SRS resource configuration method, apparatus, device, and readable storage medium, so as to solve the problem of poor flexibility of the SRS resource set.
  • a first aspect provides an SRS resource configuration method, executed by a terminal, including:
  • one or more target SRS resource sets are indicated, and the target SRS resource sets are a subset of multiple SRS resource sets configured by the base station for uplink transmission.
  • the target SRS resource set is an SRS resource set in a subset of a set composed of multiple SRS resource sets configured by the base station for uplink transmission.
  • the method further includes:
  • the method further includes:
  • the SRS resource associated with the SRI in the DCI is the SRI before the receiving time of the DCI the most recent periodic SRS resource indicated;
  • the SRS resource associated with the SRI in the DCI is the closest SRI indicated by the SRI before the reference point aperiodic SRS resources, wherein the reference point is located before the DCI reception time;
  • the SRS resource associated with the SRI in the DCI is before the receiving time of the DCI
  • the most recent semi-persistent periodic SRS resource indicated by the SRI of the SRI, the semi-persistent periodic SRS resource is not sent for the first time after the MAC CE is activated.
  • a method for configuring SRS resources executed by a base station, including:
  • the target SRS resource set is an SRS resource set in a subset of a set composed of multiple SRS resource sets configured by the base station for uplink transmission.
  • the method further includes: configuring multiple SRS resource sets for uplink transmission.
  • an apparatus for configuring SRS resources including:
  • a first receiving module for receiving DCI
  • a determination module configured to indicate one or more target SRS resource sets according to one or more bits in the DCI, where the target SRS resource set is a subset of multiple SRS resource sets configured by the base station for uplink transmission set.
  • an apparatus for configuring SRS resources including:
  • the second sending module is configured to send DCI, where one or more bits in the DCI are used to indicate to the terminal one or more target SRS resource sets, where the target SRS resource sets are multiple configured by the base station for uplink transmission A subset of the SRS resource set.
  • a terminal including: a processor, a memory, and a program stored on the memory and executable on the processor, the program being executed by the processor as described in the first aspect steps of the method described.
  • a base station comprising: a processor, a memory, and a program stored on the memory and executable on the processor, the program being executed by the processor to implement the second aspect steps of the method described.
  • a readable storage medium is provided, and a program is stored on the readable storage medium, and when the program is executed by a processor, the steps including the method according to the first aspect or the second aspect are implemented.
  • the flexibility of the SRS resource set is improved by configuring multiple SRS resource sets with different time domain behaviors for the terminal.
  • 1 is a schematic diagram of codebook-based uplink transmission
  • Fig. 2 is a schematic diagram of uplink transmission based on non-codebook
  • FIG. 3 is a schematic diagram of a wireless communication system to which an embodiment of the present application can be applied;
  • FIG. 5 is the second flowchart of the SRS resource configuration method according to the embodiment of the present application.
  • FIG. 6 is one of the schematic diagrams of the SRS resource configuration apparatus according to the embodiment of the present application.
  • FIG. 8 is a schematic diagram of a terminal according to an embodiment of the present application.
  • FIG. 9 is a schematic diagram of a base station according to an embodiment of the present application.
  • FIG. 10 is one of the schematic diagrams of determining target SRS resources based on DCI according to an embodiment of the present application
  • FIG. 11 is the second schematic diagram of determining target SRS resources based on DCI according to an embodiment of the present application
  • FIG. 12 is a third schematic diagram of determining target SRS resources based on DCI according to an embodiment of the present application.
  • words such as “exemplary” or “for example” are used to represent examples, illustrations or illustrations. Any embodiments or designs described in the embodiments of the present application as “exemplary” or “such as” should not be construed as preferred or advantageous over other embodiments or designs. Rather, the use of words such as “exemplary” or “such as” is intended to present the related concepts in a specific manner.
  • LTE Long Term Evolution
  • LTE-Advanced LTE-Advanced
  • LTE-A Long Term Evolution
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency-Division Multiple Access
  • system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
  • NR New Radio
  • NR terminology is used in most of the following description, although these techniques are also applicable to applications other than NR system applications, such as 6th generation ( 6th Generation, 6G) communication system.
  • FIG. 3 shows a block diagram of a wireless communication system to which the embodiments of the present application can be applied.
  • the wireless communication system includes a terminal 31 and a network-side device 32 .
  • the terminal 31 may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 31 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital computer Assistant (Personal Digital Assistant, PDA), PDA, Netbook, Ultra-mobile Personal Computer (UMPC), Mobile Internet Device (MID), Wearable Device (Wearable Device) or vehicle-mounted device (VUE), pedestrian terminal (PUE) and other terminal-side devices, wearable devices include: bracelets, headphones, glasses, etc.
  • PDA Personal Digital Assistant
  • MID Mobile Internet Device
  • MID Wearable Device
  • VUE vehicle-mounted device
  • PUE pedestrian terminal
  • wearable devices include: bracelets, headphones, glasses, etc.
  • the network side device 32 may be a base station or a core network side device, wherein the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, Basic Service Set (BSS), Extended Service Set (ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, WLAN Access Point, WiFi Node , Transmitting Receiving Point (TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to the specified technical vocabulary. It should be noted that in the embodiments of this application Only the base station in the NR system is taken as an example, but the specific type of the base station is not limited.
  • the embodiment of the present application provides an SRS resource configuration method, which can be applied to a single TRP scenario or a multi-TRP scenario.
  • a multi-TRP scenario one TRP corresponds to one base station.
  • multiple base stations jointly configure multiple SRS resource sets for uplink transmission for the terminal through high-level signaling, and each base station sends the configuration of its own SRS resource set to the terminal. .
  • the terminal After receiving the configuration of the SRS resource set sent by each base station, the terminal sends the corresponding SRS resource set to each base station respectively.
  • Each base station negotiates to determine the base station that delivers the DCI to the terminal.
  • the base station that delivers the DCI to the terminal After the base station that delivers the DCI to the terminal is determined, other base stations send the information of the SRS resource set configured by themselves through high-level signaling to the base station.
  • the base station sends DCI to the terminal; one or more bits in the DCI are used to indicate one or more target SRS resource sets; the target SRS resource set is a set of multiple SRS resource sets jointly configured by multiple base stations through high-level signaling.
  • the terminal receives the DCI, and uses one or more bits in the DCI to select one or more target SRS resource sets from multiple SRS resource sets jointly configured by multiple base stations through high-layer signaling for uplink transmission.
  • base station 1 and base station 2 jointly configure two SRS resource sets for the terminal through high-level signaling for uplink transmission, that is, Base station 1 configures set#1 for the terminal through high-layer signaling and base station 2 configures set#2 for the terminal through high-layer signaling.
  • Base station 1 sends the configuration of set#1 to the terminal, and base station 2 sends the configuration of set#2 to the terminal.
  • the terminal sends corresponding SRS resource sets to base station 1 and base station 2 respectively.
  • the base station 1 and the base station 2 negotiate for the base station 1 to deliver the DCI to the terminal, the base station 2 can send the information of set#2 configured by itself through high-layer signaling to the base station 1.
  • Base station 1 can indicate the SRS resource set to the terminal through DCI, which may include the following situations:
  • base station 1 sets 1 bit in the DCI to indicate the SRS resource set to the terminal. Details as follows:
  • 0 indicates one target SRS resource set, that is, set#1 configured by base station 1.
  • 0 indicates one target SRS resource set, that is, set#2 configured by base station 2.
  • “1" indicates one target SRS resource set, that is, set#1 configured by base station 1.
  • the terminal performs PUSCH transmission according to the target SRS resource set indicated by the DCI.
  • base station 1 sets 2 bits in the DCI to indicate the SRS resource set to the terminal. Details as follows:
  • the terminal performs PUSCH transmission according to the target SRS resource set indicated by the DCI.
  • base station 1 sets 2 bits in the DCI to indicate the SRS resource set to the terminal. Details as follows:
  • the first SRS resource set in the two SRS resource sets is associated with all K consecutive slots;
  • the first SRS resource set refers to set#1 configured by base station 1;
  • the second SRS resource set in the two SRS resource sets is associated with all K consecutive slots;
  • the second SRS resource set refers to set#2 configured by base station 2;
  • mapping pattern 1 mapping pattern 1
  • mapping pattern 2 mapping pattern 2
  • the first SRS resource set is associated with the first and second slots
  • the second SRS resource set is associated with the third and second slots.
  • the fourth slot is associated, and the same mapping pattern continues to be applied to the remaining slots in the K consecutive slots;
  • the terminal performs PUSCH transmission on K consecutive slots according to the SRS resource set associated with the slot indicated by the DCI.
  • the terminal when the terminal performs PUSCH transmission according to the SRS resource set indicated by the DCI, it needs to determine the SRS resource corresponding to the selected SRS resource set according to the SRI in the DCI.
  • multiple base stations jointly configure two SRS resource sets (set#1, set#2) for the terminal through high-layer signaling for uplink transmission, wherein set#1 is configured with four resources (resource#1, resource#2, resource#3, resource#4), set#2 configures 4 resources (resource#5, resource#6, resource#7, resource#8).
  • the terminal selects two target SRS resource sets, namely set#1 and set#2 according to one or more bits of the DCI, the terminal further determines corresponding to the two target SRS resource sets respectively according to the two SRIs included in the DCI
  • an embodiment of the present application provides an SRS resource configuration method, which is executed by a terminal and includes: step 401 and step 402 .
  • Step 401 receive DCI
  • Step 402 Indicate one or more target SRS resource sets according to one or more bits in the DCI, where the target SRS resource set is a subset of multiple SRS resource sets configured by the base station for uplink transmission.
  • the target SRS resource set is an SRS resource set in a subset of a set composed of multiple SRS resource sets configured by the base station for uplink transmission.
  • the base station can configure N SRS resource sets for uplink transmission, and set n bits in the DCI to indicate a certain subset of the N SRS resource sets to the terminal.
  • the base station can configure 2 SRS resource sets for the UE in the upper layer for uplink transmission: set#1 is periodic and set#2 is aperiodic. Then the terminal sends SRS resource set#1 and SRS resource set#2 to the base station. After receiving the SRS signal, the base station sets 1 bit in the DCI to indicate the SRS resource set to the UE.
  • the base station configures three SRS resource sets for the UE for uplink transmission: set#1 is periodic, set#2 and set#3 are both aperiodic, after the terminal sends SRS and the base station receives these SRS,
  • the base station sets 2 bits in the DCI to indicate the SRS resource set to the terminal, for example, "00" means set#1, "01” means set#2, "11” means set#3; or set 1 bit , indicating periodic (set#1) or aperiodic (set#2, #3), for example, “0” means periodic (set#1), “1” means aperiodic (set#2, # 3) Alternatively, "1” indicates periodicity (set#1), and “0” indicates aperiodicity (set#2, #3).
  • the method further includes: sending the multiple SRS resource sets (resource sets) configured by the base station for uplink transmission.
  • the base station may configure two SRS resource sets for the UE in RRC for uplink transmission: set#1 is periodic, and set#2 is aperiodic. Then the UE sends SRS resource set#1 and SRS resource set#2 to the base station. After receiving the SRS signal, the base station sets 1 bit in the DCI to indicate the SRS resource set to the UE.
  • the method further includes one of the following:
  • the SRS resource associated with the SRI in the DCI is the receiving time of the DCI The latest periodic SRS resource indicated by the previous SRI;
  • the SRS resource associated with the SRI in the DCI is a reference point (reference point)
  • the SRS resource associated with the SRI in the DCI is the SRS resource of the DCI
  • the most recent semi-persistent periodic SRS resource indicated by the SRI before the reception time, the semi-persistent periodic SRS resource is not sent for the first time after the medium access control element (MAC CE) is activated.
  • MAC CE medium access control element
  • the network side device may configure two or more SRS resource sets for the terminal for codebook-based or non-codebook-based uplink transmission.
  • a network-side equipment terminal sends a P-SRS resource set.
  • the base station finds that the beam channel quality corresponding to the P-SRS resource set is not good, and temporarily triggers an AP-SRS resource set for the terminal.
  • the SRS resource pointed to by the SRI in the DCI is the latest SRS resource before the terminal receives the SRI.
  • the SRS corresponding to the SRI in the subsequent DCI is a P-SRS resource set or an AP-SRS resource set.
  • the first possibility the channel quality of the beam corresponding to the AP-SRS resource set triggered by the base station is worse than that of the P-SRS.
  • the base station hopes to continue to schedule the PUSCH according to the beam direction of the P-SRS.
  • the SRI corresponds to the P-SRS.
  • the second possibility the channel quality of the beam corresponding to the AP-SRS resource set triggered by the base station is better than that of the P-SRS.
  • the base station hopes to schedule the PUSCH according to the beam direction of the AP-SRS.
  • the SRI corresponds to the AP-SRS.
  • the base station can configure N SRS resource sets for uplink transmission, and set n bits (bits) in the DCI to indicate a certain subset of the N SRS resource sets to the terminal.
  • the base station may configure 2 SRS resource sets for the terminal in radio resource control (Radio Resource Control, RRC) for uplink transmission: set#1 is periodic and set#2 is aperiodic. Then the terminal sends SRS resource set#1 and SRS resource set#2 to the base station. After receiving the SRS signal, the base station sets 1 bit in the DCI to indicate the SRS resource set to the terminal.
  • RRC Radio Resource Control
  • the base station configures the terminal with 3 SRS resource sets for uplink transmission: set#1 is periodic, set#2 and set#3 are both aperiodic, after the terminal sends SRS and the base station receives these SRS, The base station sets 2 bits in the DCI to indicate the SRS resource set to the terminal.
  • the base station configures the terminal to send 1 P-SRS resource set.
  • the base station finds that the beam channel quality corresponding to the P-SRS resource set is not good, and temporarily triggers an AP-SRS resource set 1 and 1 for the terminal.
  • AP-SRS resource set 2 is not good.
  • the SRS resource pointed to by the SRI is the latest SRS resource before the terminal receives the SRI. According to the received SRI, the terminal finds the nearest SRS resource as AP-SRS resource set 2.
  • the SRS resources are generally sent on the last six symbols (symbols) of the uplink time slot (UL slot), while the DCI can only be sent on the first three symbols of the downlink time slot (DL slot).
  • the terminal starts from the moment of receiving the DCI, and looks forward to the nearest periodic SRS resource corresponding to the DCI as the target resource;
  • the terminal starts from the reference point and searches forward to the nearest aperiodic SRS resource corresponding to the DCI as the target resource;
  • the terminal starts from the moment of receiving the DCI, and searches for the nearest semi-persistent periodic SRS resource#1 corresponding to the DCI. If the SRS resource#1 is activated on the MAC CE If the SRS resource#1 is sent for the first time after the MAC CE is activated, skip this resource#1 and continue to search for the resource that meets the conditions.
  • the communication system can obtain better flexibility and delay, and achieve a better balance between system performance and overhead.
  • an embodiment of the present application provides an SRS resource configuration method, which is executed by a base station and includes: step 501 .
  • Step 501 Send DCI, where one or more bits in the DCI are used to indicate one or more target SRS resource sets to the terminal, where the target SRS resource sets are multiple SRS resource sets configured by the base station for uplink transmission subset of .
  • the target SRS resource set is an SRS resource set in a subset of a set composed of multiple SRS resource sets configured by the base station for uplink transmission.
  • the method further includes: configuring multiple SRS resource sets for uplink transmission.
  • the communication system can obtain better flexibility and delay, and achieve a better balance between system performance and overhead.
  • an embodiment of the present application provides an apparatus for configuring SRS resources, and the apparatus 600 includes:
  • a determination module 602 configured to indicate one or more target SRS resource sets according to one or more bits in the DCI, where the target SRS resource set is a set of multiple SRS resource sets configured by the base station for uplink transmission Subset.
  • the target SRS resource set is an SRS resource set in a subset of a set composed of multiple SRS resource sets configured by the base station for uplink transmission.
  • the device further includes:
  • the first sending module is configured to send multiple SRS resource sets configured by the base station for uplink transmission.
  • the determining module 602 is further configured to: if one or more target SRS resource sets corresponding to one or more bits in the DCI are all periodic SRS resource sets, then the SRI in the DCI is The associated SRS resource is the latest periodic SRS resource indicated by the SRI before the receiving time of the DCI; or, if one or more target SRS resource sets corresponding to one or more bits in the DCI are all aperiodic SRS resource set, the SRS resource associated with the SRI in the DCI is the latest aperiodic SRS resource indicated by the SRI before the reference point, where the reference point is located before the DCI reception time; or, if the One or more target SRS resource sets corresponding to one or more bits in the DCI are all semi-persistent periodic SRS resource sets, then the SRS resource associated with the SRI in the DCI is the SRI indication before the receiving time of the DCI The most recent semi-persistent periodic SRS resource, the semi-persistent periodic SRS resource set is not
  • the apparatus provided in this embodiment of the present application can implement each process implemented by the method embodiment shown in FIG. 4 , and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • an embodiment of the present application provides an apparatus for configuring SRS resources, and the apparatus 700 includes:
  • the second sending module 701 is configured to send DCI, where one or more bits in the DCI are used to indicate one or more target SRS resource sets to the terminal, where the target SRS resource sets are multiple configured by the base station for uplink A subset of the transmitted SRS resource set.
  • the target SRS resource set is an SRS resource set in a subset of a set composed of multiple SRS resource sets configured by the base station for uplink transmission.
  • the apparatus 700 further includes: a configuration module configured to configure multiple SRS resource sets for uplink transmission.
  • the apparatus provided in this embodiment of the present application can implement each process implemented by the method embodiment shown in FIG. 5 , and achieve the same technical effect. To avoid repetition, details are not described here.
  • FIG. 8 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • the terminal 800 includes but is not limited to: a radio frequency unit 801, a network module 802, an audio output unit 803, an input unit 804, a sensor 805, a display unit 806, a user input unit 807, an interface unit 808, a memory 809, a processor 810 and other components .
  • the terminal 800 may also include a power supply (such as a battery) for supplying power to various components, and the power supply may be logically connected to the processor 810 through a power management system, so as to manage charging, discharging, and power consumption through the power management system management and other functions.
  • a power supply such as a battery
  • the terminal structure shown in FIG. 8 does not constitute a limitation on the terminal, and the terminal may include more or less components than shown, or combine some components, or arrange different components, which will not be repeated here.
  • the input unit 804 may include a graphics processor (Graphics Processing Unit, GPU) 8041 and a microphone 8042. Such as camera) to obtain still pictures or video image data for processing.
  • the display unit 806 may include a display panel 8061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 807 includes a touch panel 8071 and other input devices 8072 .
  • the touch panel 8071 is also called a touch screen.
  • the touch panel 8071 may include two parts, a touch detection device and a touch controller.
  • Other input devices 14072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be described herein again.
  • the radio frequency unit 801 after receiving the downlink data from the base station, processes it to the processor 810; in addition, it sends the uplink data to the base station.
  • the radio frequency unit 801 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • Memory 809 may be used to store software programs or instructions as well as various data.
  • the memory 809 may mainly include a storage program or instruction area and a storage data area, wherein the storage program or instruction area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.) and the like.
  • the memory 809 may include a high-speed random access memory, and may also include a non-volatile memory, wherein the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM) , PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • ROM Read-Only Memory
  • PROM programmable read-only memory
  • PROM erasable programmable read-only memory
  • Erasable PROM Erasable PROM
  • EPROM electrically erasable programmable read-only memory
  • EEPROM electrically erasable programmable read-only memory
  • flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
  • the processor 810 may include one or more processing units; optionally, the processor 810 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, application programs or instructions, etc., Modem processors mainly deal with wireless communications, such as baseband processors. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 810.
  • the terminal provided in the embodiment of the present application can implement each process implemented by the method embodiment shown in FIG. 4 , and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • the base station 900 includes: an antenna 901 , a radio frequency device 902 , and a baseband device 903 .
  • the antenna 901 is connected to the radio frequency device 902 .
  • the radio frequency device 902 receives information through the antenna 901, and sends the received information to the baseband device 903 for processing.
  • the baseband device 903 processes the information to be sent and sends it to the radio frequency device 902
  • the radio frequency device 902 processes the received information and sends it out through the antenna 901 .
  • the above-mentioned frequency band processing apparatus may be located in the baseband apparatus 903 , and the method performed by the base station in the above embodiments may be implemented in the baseband apparatus 903 .
  • the baseband apparatus 903 includes a processor 904 and a memory 905 .
  • the baseband device 903 may include, for example, at least one baseband board on which a plurality of chips are arranged. As shown in FIG. 9 , one of the chips is, for example, the processor 904 and is connected to the memory 905 to call the program in the memory 905 to execute The base stations shown in the above method embodiments operate.
  • the baseband device 903 may further include a network interface 906 for exchanging information with the radio frequency device 902, and the interface is, for example, a common public radio interface (CPRI for short).
  • CPRI common public radio interface
  • the base station in the embodiment of the present invention further includes: instructions or programs stored in the memory 905 and executable on the processor 904, and the processor 904 invokes the instructions or programs in the memory 905 to execute the instructions or programs executed by the modules shown in FIG. 7 . method, and achieve the same technical effect, in order to avoid repetition, it is not repeated here.
  • the base station provided in the embodiment of the present application can implement each process implemented by the method embodiment shown in FIG. 5 , and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • An embodiment of the present application further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, each process of the method embodiment shown in FIG. 4 or FIG. 5 is implemented. , and can achieve the same technical effect, in order to avoid repetition, it is not repeated here.
  • the processor is the processor in the terminal described in the foregoing embodiment.
  • the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
  • the steps of the method or algorithm described in conjunction with the disclosure of the present application may be implemented in a hardware manner, or may be implemented in a manner of executing software instructions on a processor.
  • the software instructions may be composed of corresponding software modules, and the software modules may be stored in RAM, flash memory, ROM, EPROM, EEPROM, registers, hard disk, removable hard disk, CD-ROM, or any other form of storage medium known in the art.
  • An exemplary storage medium is coupled to the processor, such that the processor can read information from, and write information to, the storage medium.
  • the storage medium can also be an integral part of the processor.
  • the processor and storage medium may be carried in an ASIC.
  • the ASIC may be carried in the core network interface device.
  • the processor and the storage medium may also exist in the core network interface device as discrete components.
  • the functions described in this application may be implemented in hardware, software, firmware, or any combination thereof.
  • the functions may be stored on or transmitted over as one or more instructions or code on a computer-readable medium.
  • Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another.
  • a storage medium can be any available medium that can be accessed by a general purpose or special purpose computer.
  • embodiments of the present application may be provided as a method, a system, or a computer program product. Accordingly, the embodiments of the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, embodiments of the present application may take the form of a computer program product implemented on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein.
  • computer-usable storage media including but not limited to disk storage, CD-ROM, optical storage, etc.
  • These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory result in an article of manufacture comprising instruction means, the instructions
  • the apparatus implements the functions specified in the flow or flow of the flowcharts and/or the block or blocks of the block diagrams.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente demande concerne un procédé et un appareil de configuration des ressources d'un signal de référence de sondage (SRS), un dispositif et un support d'enregistrement lisible. Le procédé consiste à : recevoir des informations de commande de liaison descendante (DCI) ; et conformément à au moins un bit dans les DCI, indiquer au moins un ensemble de ressources de SRS cibles, les ensembles de ressources de SRS cibles étant des sous-ensembles d'une pluralité d'ensembles de ressources de SRS configurés pour une transmission de liaison montante par une station de base. Dans les modes de réalisation de la présente demande, au moyen de la fourniture, à un terminal, d'ensembles de ressources de SRS avec une pluralité de comportements de domaine temporel, la flexibilité des ensembles de ressources de SRS est améliorée.
PCT/CN2022/073266 2021-02-02 2022-01-21 Procédé et appareil de configuration de ressources de srs, dispositif, et support d'enregistrement lisible Ceased WO2022166622A1 (fr)

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CN202110143726.0A CN114844605A (zh) 2021-02-02 2021-02-02 Srs资源配置方法、装置、设备及可读存储介质

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WO2025031387A1 (fr) * 2023-08-10 2025-02-13 展讯半导体(南京)有限公司 Procédé et appareil de déclenchement de signal de référence de positionnement, et support de stockage lisible par ordinateur

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WO2025031387A1 (fr) * 2023-08-10 2025-02-13 展讯半导体(南京)有限公司 Procédé et appareil de déclenchement de signal de référence de positionnement, et support de stockage lisible par ordinateur

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