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WO2018121338A1 - Procédé d'envoi d'informations de système, et procédé de réception et appareil - Google Patents

Procédé d'envoi d'informations de système, et procédé de réception et appareil Download PDF

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Publication number
WO2018121338A1
WO2018121338A1 PCT/CN2017/117112 CN2017117112W WO2018121338A1 WO 2018121338 A1 WO2018121338 A1 WO 2018121338A1 CN 2017117112 W CN2017117112 W CN 2017117112W WO 2018121338 A1 WO2018121338 A1 WO 2018121338A1
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WIPO (PCT)
Prior art keywords
information
system information
beam scanning
configuration information
sent
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Ceased
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PCT/CN2017/117112
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English (en)
Chinese (zh)
Inventor
张银成
艾建勋
刘星
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ZTE Corp
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ZTE Corp
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Publication of WO2018121338A1 publication Critical patent/WO2018121338A1/fr
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information

Definitions

  • the embodiments of the present invention relate to the field of communications, and in particular, to a system information sending method, a receiving method, and a device.
  • Each cell transmits complete system information in a broadcast manner; system information is divided into multiple system information blocks (SIBs) according to features and functions; information about resources and control parameters used from broadcasting is configured.
  • SIBs system information blocks
  • Fixed (predefined) usually refers to the system clearly defining configuration information of related resources and control parameters through some form (such as standard specification); dynamic scheduling usually means that configuration information of related resources and control parameters is dynamically sent to the receiver through the physical layer channel.
  • the related configuration information is valid only in the time range defined by the dynamic scheduling; the pre-configuration generally means that the related resources and control parameters are configurable, and the configuration information is sent to the receiver through the layer 2 and layer 3 messages, as long as the sending The party does not update and the relevant configuration information is always valid.
  • the configuration information in the pre-configuration mode is usually called scheduling information.
  • the resources and control parameters related to the Main Information Block (MIB) are fixed (predefined) configuration mode, SIB1 in 4G.
  • SIB1 Main Information Block
  • the related resources and control parameters are combined by fixed and dynamic allocation. All other SIB-related resources and control parameters in 3G and 4G are pre-configured in whole or in part.
  • the configuration information of these SIBs in pre-configured mode is used.
  • the scheduling information includes resources and control information related to each SIB broadcast, such as a time point (or window) and a transmission period, etc., in the time domain, and each SIB will be periodically broadcasted periodically according to the scheduling information.
  • the effective range of almost all system information is limited to the cell it transmits, that is, when the UE moves from one cell and reselects to another cell, it needs to completely receive new in the new cell. System information sent by the cell.
  • the system information is divided into two categories, one is the necessary system information, this article is called the minimum system information (Minimum SI), this kind of information is still transmitted by the broadcast mechanism; the other category includes all other system information.
  • Minimum SI minimum system information
  • This article refers to other system information (Other SI), on-demand and transmitted by dedicated signalling, broadcast or multicast mechanism.
  • Minimum SI usually includes related key information such as cell selection and initial access (including acquisition of Other SI), which is transmitted by means of periodic broadcast, so that the information that needs to be broadcasted is greatly compressed; other system information is based on The user equipment or the network side base station equipment, such as the Node B, needs to transmit, and may use dedicated signaling (either broadcasted signal or broadcast or multicast) instead of continuously transmitting periodically. To improve the efficiency of resource utilization.
  • FIG. 1 is a schematic diagram of the broadcast transmission mechanism of Other SI.
  • the SI window includes a transmission window and a window period, and is a period of time defined by time and/or a time domain concept such as a radio frame, a subframe or a time slot; wherein the setting of the transmission window includes a starting point and a window length, or a starting point and The termination point, the window period includes the length of the period.
  • SI-related SI window scheduling information will be broadcast in the Minimum SI, which may also include the mapping relationship between the SIB and the SI window of Other SI; whether an SIB is being broadcasted or not indicated by whether the Minimum SI includes the scheduling information of the SIB.
  • the signal is transmitted while beam sweeping technology is introduced to meet the requirements of lateral signal coverage.
  • Beam scanning techniques can be implemented using time domain and/or frequency domain based methods. As shown in FIG. 2, the concept of a scanning block (SB) is introduced in the time domain. A beam transmitted in one scanning block can cover only a part of cells, and multiple scanning blocks are used to cover the entire cell. The multiple scanning blocks are It is called a sweeping burst.
  • the beam scanning technology imposes a great limitation on the use of resources. For example, when the scanning of the broadcast channel needs to transmit a beam in a certain direction, although the broadcast channel uses only a small amount of frequency domain resources, other frequency domain resources. It is also restricted to use only in this direction, which will greatly affect the efficiency of the use of spectrum resources. Therefore, beam scanning technology should be used as little as possible, including minimizing the time of scanning blocks and scanning arrays.
  • the amount of information of Other SI is variable, but the amount of information is relatively large. Therefore, the time domain and/or frequency domain resources occupied by broadcasting may be relatively large, which is in contradiction with the requirements of beam scanning technology.
  • the embodiments of the present invention provide a system information sending method, a receiving method, and a device, which are used to solve the problem that the time domain and/or frequency domain resources occupied by other system information broadcasts in the related art are large.
  • a system information sending method includes: transmitting, by using first system information, beam scanning related information corresponding to second system information; and transmitting second information on a designated beam according to beam scanning related information. system message.
  • a system information receiving method includes: receiving first system information sent by a base station; and obtaining beam scanning related information corresponding to the second system information from the first system information; The beam scanning related information corresponding to the second system information monitors and receives the second system information sent by the specified channel.
  • a system information sending apparatus including: a sending module, configured to send, by using first system information, beam scanning related information corresponding to second system information, and according to the beam Scanning related information transmits the second system information on a designated beam.
  • a system information receiving apparatus including: a first receiving module, configured to receive first system information sent by a base station; and a learning module, configured to use the first system information The beam scanning related information corresponding to the second system information is obtained; the second receiving module is configured to monitor and receive the second system information sent by the specified channel according to the beam scanning related information corresponding to the second system information.
  • the solution provided by the embodiment of the present invention enables the transmission of the second system information to be selectively transmitted in some beam directions as needed, and compares the second system information in all directions in the related art, and the second system information is significantly improved. Resource usage efficiency when sending.
  • FIG. 1 is a schematic diagram of a broadcast transmission mechanism of Other SI in the related art
  • FIG. 2 is a schematic diagram of time domain/frequency domain based beam scanning in the related art
  • FIG. 3 is a flowchart of a system information sending method provided in a first embodiment of the present invention.
  • FIG. 4 is a flowchart of a system information receiving method provided in a second embodiment of the present invention.
  • Figure 5 is a schematic diagram of the division of minimum system information involved in Example 1 of the present invention.
  • FIG. 6 is a schematic diagram of a base station transmitting other system information on a beam according to a terminal requirement according to the first embodiment of the present invention
  • FIG. 7 is a schematic diagram of a base station itself triggering transmitting other system information on all beams in the embodiment 2 of the present invention.
  • FIG. 8 is a structural block diagram of a system information transmitting apparatus according to a third embodiment of the present invention.
  • FIG. 9 is a structural block diagram of a system information receiving apparatus according to a fourth embodiment of the present invention.
  • FIG. 10 is a schematic structural diagram of a base station device according to a fifth embodiment of the present invention.
  • FIG. 11 is a schematic structural diagram of a terminal device according to a sixth embodiment of the present invention.
  • the minimum system information is the first system information
  • the other system information is the second system information
  • the main information block MIB is the third system information
  • the remaining minimum system information is the fourth system information.
  • FIG. 3 is a flowchart of the method. As shown in FIG. 3, the method includes the following processing:
  • Step 301 Send beam scan related information corresponding to other system information by using minimum system information.
  • the beam scanning related information includes at least: beam scanning configuration information and/or beam transmission indication information, where the beam scanning configuration information is used to configure a scanning block and/or a scanning matrix, and the beam scanning configuration information includes at least: a scanning matrix The number of scanning blocks included and/or identification information of the scanning block, and/or the number of beams and/or beam identification information included in one scanning block, the beam transmission indication information is used to indicate the scanning block being transmitted and/or Beam.
  • Step 302 Send other system information on the designated beam according to the beam scanning related information.
  • the minimum system information may include beam scanning configuration information; the beam transmission indication information is sent by using minimum system information; or the beam corresponding to other system information is configured by referring to beam scanning configuration information when the minimum system information is transmitted.
  • Configuring the beam scanning configuration information corresponding to the other system information by using the beam scanning configuration information when the minimum system information is transmitted may include: configuring the beam corresponding to the other system information by using the same beam scanning configuration information as when the minimum system information is transmitted.
  • the configuration information is scanned; or the beam scanning configuration information obtained by transforming the parameters in the beam scanning configuration information when the minimum system information is transmitted in a preset proportional relationship is configured to configure beam scanning configuration information corresponding to other system information.
  • the minimum system information includes a primary information block MIB and remaining minimum system information, and the remaining minimum system information includes beam scanning configuration information; the beam transmission indication information is sent through the MIB; or, the reference is sent by using the MIB.
  • the beam scanning configuration information is configured to configure the beam scanning configuration information corresponding to the other system information.
  • the beam scanning configuration information corresponding to the other system information may be included in the beam scanning configuration information of the MIB transmission, which may include: using the same beam as when the MIB is transmitted.
  • the scan configuration information is used to configure beam scan configuration information corresponding to other system information; or the beam scan configuration information after the parameters in the beam scan configuration information of the MIB transmission are converted in a preset proportional relationship to configure beam scanning corresponding to other system information. Configuration information.
  • transmitting other system information on the designated beam according to the beam scanning related information may include: transmitting other system information on one or more beams corresponding to the one or more scanning blocks according to the beam scanning related information.
  • the method provided in this embodiment may further include: sending minimum system information and other system information by using different broadcast channels.
  • the minimum system information includes a primary information block MIB and remaining minimum system information, MIB, remaining minimum.
  • System information and other system information are transmitted over different channels, including different time zones, and/or frequency domains, and/or physical channels with different code domains.
  • the solution provided by the embodiment of the present invention enables the transmission of other system information to be selectively transmitted in some beam directions as needed, and the resource usage efficiency when other system information is transmitted is significantly improved as compared with the transmission in all directions.
  • the terminal can obtain other transmission direction information, and correctly select the party that accepts Other SI according to the direction information. Method to reduce the power consumption of the UE.
  • FIG. 4 is a flowchart of the method.
  • the method is performed by a terminal. As shown in FIG. 4, the method includes the following processing:
  • Step 401 Receive minimum system information sent by the base station.
  • Step 402 Obtain beam scan related information corresponding to other system information from the minimum system information.
  • the beam scanning related information includes at least: beam scanning configuration information and/or beam transmission indication information, where the beam scanning configuration information is used to configure a scanning block and/or a scanning matrix, and the beam scanning configuration information includes at least: a scanning array The number of scanning blocks included and/or identification information of the scanning block, and/or the number of beams and/or beam identification information included in one scanning block, the beam transmission indication information is used to indicate the scanning block that the scanning block is transmitting.
  • Step 403 Monitor and receive other system information sent by the specified channel according to beam scan related information corresponding to other system information.
  • the monitoring and receiving other system information sent by the specified channel according to the beam scanning related information corresponding to the other system information may include: scheduling information according to other system information, beam scanning configuration information, and the terminal location.
  • the scan block and/or the beam corresponding to the location monitors and receives other system information sent by the specified channel; or determines whether the scan block is transmitting according to the scan block and/or the flag of the beam corresponding to the location of the terminal in the beam transmission indication information. If yes, the system information is monitored and received according to the scheduling information of other system information, the beam scanning configuration information, and the other system information sent by the specified channel; or the scanning block and/or the beam identifier corresponding to the location of the terminal in the beam transmission indication information.
  • the bit determines whether the scanning block is transmitting, and whether other system information required by the terminal is being instructed to be sent. If the scanning block corresponding to the location of the terminal is transmitting and other system information required by the terminal is being instructed to be transmitted, according to other system information Tune Information, configuration information beam scanning listen and receive the specified channel to the other system information transmitted; wherein the scheduling information of other system information contained in the minimum system information contained in the remaining or minimum system information.
  • the other system information sent by the specified channel is monitored and received according to the beam scan related information corresponding to the other system information, including: after receiving the system information update notification message, if the information update notification message is received Indicates that other system information that is being updated is sent, according to scheduling information of other system information, beam scanning configuration information, and scanning blocks and/or beams corresponding to the location of the terminal, and receiving other system information sent through the designated channel; or, After receiving the system information update notification message, if the system update information indicates that other system information is being updated or is about to be sent, whether the scan block and/or the beam corresponding to the location of the terminal in the beam transmission indication information is being transmitted, if According to the scheduling information of other system information, the beam scanning configuration information monitors and receives other system information sent by the specified channel; wherein the scheduling information of other system information is included in the minimum system information, or is included in the remaining minimum system information.
  • the obtaining the beam scan related information corresponding to the other system information from the minimum system information may include: obtaining beam transmission indication information from the minimum system information; and obtaining the minimum system information directly from the minimum system information, including Beam scan related information; or, when detecting the minimum system information, obtain minimum system information
  • the beam scanning configuration information at the time of transmission, and the beam scanning configuration information corresponding to the other system information is obtained by referring to the beam scanning configuration information when the minimum system information is transmitted, wherein the beam corresponding to the other system information is obtained by referring to the beam scanning configuration information when the minimum system information is transmitted.
  • the scanning configuration information includes: determining beam scanning configuration information when the minimum system information is sent as beam scanning configuration information corresponding to other system information; or setting a predetermined proportional relationship of parameters in beam scanning configuration information when transmitting minimum system information. Perform transformation to obtain beam scanning configuration information corresponding to other system information.
  • the beam scan related information corresponding to the other system information is obtained from the minimum system information, including: the minimum system information includes the main information block MIB and the remaining minimum system information; and the beam transmission is obtained from the MIB. Instructing information; directly obtaining beam scan related information included in the minimum system information from the remaining minimum system information; or, when detecting the receiving MIB, obtaining beam scanning configuration information when the MIB is transmitted, and then obtaining other information by referring to beam scanning configuration information when the MIB is transmitted.
  • the beam scanning configuration information corresponding to the system information, and the beam scanning configuration information corresponding to the other system information is obtained by referring to the beam scanning configuration information when the MIB is transmitted, and may include: determining the same beam scanning configuration information as that of the other system information when the MIB is transmitted. Beam scanning configuration information; or, the parameters in the beam scanning configuration information when the MIB is transmitted are transformed in a preset proportional relationship to obtain beam scanning configuration information corresponding to other system information.
  • the minimum system transmitted by the receiving base station and other systems may receive minimum system information and other system information through different broadcast channels, and different broadcast channels include time domain, and/or frequency domain, and/or physical channels with different code domains;
  • the broadcast channel receives the MIB, the remaining minimum system information, and other system information, and the different channels include the time domain, and/or the frequency domain, and/or the physical channel with different code domains.
  • the beam information sent by Other SI is sent in the Minimum SI, and the Other SI is selectively transmitted on these beams.
  • the beam sweeping information includes beam sweeping configuration information and beam transmission indication information, wherein the beam sweeping configuration information is used to configure a beam sweeping sweeping block and a sweeping burst, including a parameter.
  • the number of sweeping blocks and/or sweeping block identification information included in the sweeping burst; the beam transmitting indication information is used to indicate that a sweeping block is transmitting.
  • the sweeping burst constitutes a basic functional unit of beam sweeping, including M sweeping blocks, the sweeping blocks are respectively identified as SB#1 to SB#M, and one sweeping burst is respectively in different directions by M sweeping blocks.
  • One or more beams are transmitted to achieve wireless signal coverage for a predefined area, such as a cell.
  • the method for transmitting a broadcast message in this embodiment is also applicable to the transmission of a multicast message.
  • Minimum SI is further divided into two parts, the first part is called MIB (master information block), the second part is called residual Minimum SI;
  • the MIB, the remaining Minimum SI, and the Other SI are respectively transmitted through different broadcast channels, wherein different broadcast channels include physical channels having the same name but time domain, and/or frequency domain, and/or code domain, and the MIB passes the first broadcast.
  • different broadcast channels include physical channels having the same name but time domain, and/or frequency domain, and/or code domain, and the MIB passes the first broadcast.
  • the remaining Minimum SI is sent through the second broadcast channel
  • Other SI is sent through the third broadcast channel;
  • the beam sweeping configuration information is sent through the remaining Minimum SI
  • the remaining Minimum SI also includes scheduling information of Other SI, and the beam sweeping configuration information may also be part of scheduling information of Other SI;
  • the relevant beam sweeping configuration information is sent by the MIB to implicitly configure the Other SI to send the relevant beam sweeping configuration information and keep the same;
  • the beam transmission indication information is sent through the MIB
  • the beam transmission indication information may be an indication information in the form of a bitmap. As shown in FIG. 5, if a certain sweeping block is transmitting, the beam transmission indication bit corresponding to the SB (Sweeping Block) is set to 1, otherwise set to 0;
  • SI broadcasts are launched on demand.
  • FIG. 6 the process in which a primary base station selectively transmits (for broadcast or multicast)
  • Other SI according to UE requirements according to the requirements of the UE is as follows:
  • the base station receives the Other SI request message sent by the UE1 and the UE3 in different beam directions, and requests to send the Other SI information, where one or more SIBs of the requested Other SI may be the same or different.
  • the base station After receiving the request, the base station determines to send one or more SIBs of the Other SI requested by the UE1 and the UE3, and determines the beam and beam direction corresponding to the location of the UE1 and the UE3, that is, the sweeping block. As shown in FIG. 6, the location of the UE1 corresponds to SB#1, the location of UE3 corresponds to SB#n.
  • the base station sets the corresponding SB#1 and SB#n bits in the beam transmission indication information in the MIB, that is, is set to 1, and is broadcast in the cell through the first broadcast channel.
  • the base station selects one or more of the above-mentioned sweep blocks corresponding to SB#1 and SB#n in a sweeping burst according to the scheduling information of Other SI, in the SI window (system information window) corresponding to SB#1 and SB#n in a sweeping burst.
  • SIB of Other SI In a SI window time range, the transmission may also be sent multiple times within a predefined period of time according to a predefined period, and/or multiple times according to a predefined period in multiple SI window time ranges. .
  • the SIBs of one or more Other SIs transmitted by SB#1 and SB#n may be the same or different. If the same, the aggregation of SIBs of one or more Other SIs requested by UE1 and UE3 is included. If different, the SIBs of one or more Other SIs requested by UE1 are sent at SB#1, and then sent in SB#n. The SIB of one or more Other SIs requested by UE3.
  • the detection and reception process of the other SI is as follows:
  • All UEs including UE1/2/3/4/5, have received the Minimum SI before sending the Other SI request or detecting the receiving of other SI, and implicitly obtained by detecting the relevant beam sweeping configuration information sent by the Minimum SI.
  • the other SI sends the relevant beam sweeping configuration information and keeps the same, or obtains the beam sweeping configuration information through the remaining Minimum SI display, and determines the sweeping block corresponding to the location of the UE.
  • all UEs have obtained scheduling information of Other SI, such as configuration information related to the SI window.
  • the Other SI request message sent by the UE1 and the UE3 to the base station in different beam directions requests to send Other SI information, where one or more SIBs of the requested Other SI may be the same or different;
  • the UE1 and UE3 then send related beam sweeping configuration information according to the scheduling information of Other SI, and the sweeping block corresponding to the location of the UE monitors and receives Other SI sent through the third broadcast channel; or, firstly, listens and receives the first
  • the MIB of the broadcast channel determines the sweeping block indication bit corresponding to the location of the UE in the beam transmission indication information (based on the value of the indication bit, determines whether the sweeping block is transmitting), and then according to the scheduling information of Other SI, Other
  • the SI sends the relevant beam sweeping configuration information, and the sweeping block corresponding to the location of the UE monitors and receives the Other SI sent through the third broadcast channel; or firstly listens to and receives the MIB of the first broadcast channel, and determines the beam transmission indication therein.
  • the sweeping block indication bit corresponding to the location of the UE in the information is set (determining whether the sweeping block is transmitting according to the value of the indication bit), and the Other SI of the request is indicated to be transmitted, and then according to the scheduling information of Other SI, Other SI Send relevant beam sweeping configuration information, and UE
  • the sweeping block corresponding to the location monitors and receives the Other SI sent through the third broadcast channel.
  • UE2, UE4, and UE5 also have the requirement of acquiring Other SI
  • the MIB of the first broadcast channel is monitored and received, and it is determined whether the sweeping block indication bit corresponding to the location of the UE in the beam transmission indication information is set to 1 (the indication bit is Set to 1 to indicate that the sweeping block is transmitting. If it is set, according to the scheduling information of Other SI, Other SI sends the relevant beam sweeping configuration information, and the sweeping block corresponding to the location of the UE listens and receives the transmission through the third broadcast channel.
  • Other SI listen to and receive the MIB of the first broadcast channel, determine whether the sweeping block indication bit corresponding to the location of the UE in the beam transmission indication information is set to 1, and whether the required Other SI is indicated to be being sent. If the corresponding beam transmission indication information bit is set and the requested Other SI is indicated to be transmitting, according to the scheduling information of Other SI, Other SI sends the relevant beam sweeping configuration information, and the sweeping block corresponding to the location of the UE is monitored and Receiving Other SI sent over the third broadcast channel; otherwise UE2, UE4 and UE5 can be transmitted to the base station in accordance with their needs Other SI request message. As shown in FIG.
  • the beam transmitting indication information bit corresponding to the location of the UE2 and the UE4 is set, the corresponding sweeping block is being sent, and the beam transmitting indication information bit corresponding to the location of the UE5 is not set, and the corresponding sweeping block is not sent.
  • Minimum SI and Other SI are respectively transmitted through different broadcast channels, wherein different broadcast channels include physical channels having the same name but different time domains, and/or frequency domains, and/or code domains, and Minimum SI passes the first Four broadcast channels are transmitted, and Other SI is sent through the fifth broadcast channel;
  • the beam sweeping configuration information is sent by the Minimum SI
  • the Minimum SI also includes scheduling information of Other SI, and the beam sweeping configuration information may also be part of scheduling information of Other SI;
  • the relevant beam sweeping configuration information is sent by the Minimum SI to implicitly configure the Other SI to send the relevant beam sweeping configuration information and remain the same;
  • the beam transmission indication information is sent by the Minimum SI; the beam transmission indication information may be an indication information in the form of a bitmap. As shown in FIG. 5, if a certain sweeping block is transmitting, the beam transmission indication bit corresponding to the SB is set to 1, otherwise Set to 0.
  • the base station sets all indicator bits in the beam transmission indication information in the MIB, that is, is set to 1, and is transmitted through the fourth broadcast channel.
  • the base station sends (broadcasts or multicasts) one or more SIs of the Other SI through the fifth broadcast channel in the sweep window corresponding to the other SI's SI window in the SI window corresponding to the other SI.
  • the transmission may also be sent multiple times within a predefined period of time according to a predefined period, and/or multiple times according to a predefined period in multiple SI window time ranges.
  • the SIBs of one or more Other SIs sent by all sweeping blocks are usually the same.
  • the base station may further send a Other SI update notification message by using the sixth broadcast channel.
  • the one-time Other SI update process is as follows:
  • all UEs Before monitoring and receiving Other SI, all UEs, including UE1/2/3/4/5, have received the Minimum SI, and the relevant beam sweeping configuration of the Other SI transmission is implicitly obtained by detecting the relevant beam sweeping configuration information of the Minimum SI. The information remains the same, or the beam sweeping configuration information is obtained through the remaining Minimum SI display, and the sweeping block corresponding to the location of the UE is determined. Moreover, all UEs have obtained scheduling information of Other SI, such as configuration information related to the SI window.
  • the Minimum SI of the fourth broadcast channel is monitored and received, and it is determined whether the sweeping block indication bit corresponding to the location of the UE in the beam transmission indication information is set. If set, according to the scheduling information of the Other SI, the Other SI sends the relevant beam sweeping configuration information, and the sweeping block corresponding to the location of the UE monitors and receives the Other SI sent through the fifth broadcast channel;
  • UE 1/2/3/4/5 has the requirement of acquiring Other SI
  • firstly listen to and receive the Minimum SI of the fourth broadcast channel, and determine whether the sweeping block indicator corresponding to the location of the UE in the beam transmission indication information is Whether the setting, and the other SI of its requirement, are indicated to be being transmitted. If the corresponding beam transmission indication information bit is set and the other SI of its requirement is indicated to be transmitting, according to the scheduling information of Other SI, Other SI sends the relevant beam sweeping.
  • the configuration information, and the sweeping block corresponding to the location of the UE listens to and receives the Other SI sent through the fifth broadcast channel;
  • the UE 1/2/3/4/5 receives the system information update notification message on the sixth broadcast channel, indicating that the updated Other SI is about to be sent or is being transmitted, the Other SI sends the relevant beam according to the scheduling information of the Other SI.
  • the sweeping configuration information, and the sweeping block corresponding to the location of the UE listens to and receives the Other SI sent through the third broadcast channel;
  • the UE 1/2/3/4/5 receives the system information update notification message on the sixth broadcast channel, indicating that the updated Other SI is about to be sent or is being transmitted, firstly, the Minimum SI of the fourth broadcast channel is monitored and received, and determined. Whether the sweeping block indication bit corresponding to the location of the UE in the beam transmission indication information is set to 1, if it is set For example, according to the scheduling information of Other SI, Other SI sends the relevant beam sweeping configuration information, and the sweeping block corresponding to the location of the UE monitors and receives Other SI sent through the third broadcast channel.
  • FIG. 8 is a structural block diagram of the apparatus, as shown in FIG. 80 includes the following components:
  • the sending module may be a transmitter in the base station, configured to send beam scanning related information corresponding to the second system information by using the first system information, and send the second information on the designated beam according to the beam scanning related information. system message.
  • the beam scanning related information includes at least: beam scanning configuration information and/or beam transmission indication information, where the beam scanning configuration information is used to configure a scanning block and/or a scanning matrix, and the beam scanning configuration information includes at least: a scanning matrix The number of scanning blocks included and/or identification information of the scanning block, and/or the number of beams and/or beam identification information included in one scanning block, the beam transmission indication information is used to indicate the scanning block being transmitted and/or Beam.
  • the first system information includes the beam scanning configuration information; or the sending module 81 is configured to: configure the beam scanning configuration information corresponding to the second system information by using the beam scanning configuration information when the first system information is sent; The first system information is sent.
  • the sending module 81 is configured to: configure beam scanning configuration information corresponding to the second system information by using the same beam scanning configuration information as when the first system information is sent; or use beam scanning configuration information when transmitting the first system information.
  • the beam scanning configuration information obtained by transforming the parameters in a preset proportional relationship configures beam scanning configuration information corresponding to the second system information.
  • the first system information may include the third system information and the fourth system information, where the fourth system information includes beam scanning configuration information; or the sending module 81 is configured to: refer to the third The beam scanning configuration information when the system information is sent configures the beam scanning configuration information corresponding to the second system information; the beam transmission indication information is sent by the third system information.
  • the sending module 81 is configured to: configure beam scanning configuration information corresponding to the second system information by using the same beam scanning configuration information as when the third system information is sent; or The beam scanning configuration information in which the parameters in the beam scanning configuration information of the three-system information transmission are converted in a preset proportional relationship configure beam scanning configuration information corresponding to the second system information.
  • transmitting other system information on the designated beam according to the beam scanning related information may include: transmitting other system information on one or more beams corresponding to the one or more scanning blocks according to the beam scanning related information.
  • the method provided in this embodiment may further include: sending minimum system information and other system information by using different broadcast channels.
  • the minimum system information includes a primary information block MIB and remaining minimum system information, MIB, remaining minimum.
  • System information and other system information are transmitted through different broadcast channels, and different broadcast channels include time domains, and/or frequency domains, and/or physical channels with different code domains.
  • FIG. 9 is a structural block diagram of the device, as shown in FIG. Device 90 includes the following modules:
  • the first receiving module 91 is configured to receive minimum system information sent by the base station, where the receiving module 91 may be a data transceiver in the terminal;
  • the learning module 92 is configured to learn beam scanning related information corresponding to other system information from the minimum system information, and the learning module 92 may be a data transceiver in the terminal;
  • the beam scanning related information includes at least: beam scanning configuration information and/or beam transmission indication information, where the beam scanning configuration information is used to configure a scanning block and/or a scanning matrix, and the beam scanning configuration information includes at least: The number of scanning blocks and/or identification information of the scanning block, and/or the number of beams and/or beam identification information included in one scanning block, the beam transmission indication information is used to indicate the scanning block that the scanning block is transmitting.
  • the second receiving module 93 is configured to monitor and receive other system information sent by the specified channel according to the beam scanning related information corresponding to the other system information, and the receiving module 93 may be a data transceiver in the terminal.
  • the learning module 92 may be configured to: obtain beam transmission indication information from the first system information; and directly obtain beam scanning configuration information included in the first system information from the first system information; Alternatively, when detecting the first system information, the beam scanning configuration information when the first system information is transmitted is obtained, and the beam scanning configuration information corresponding to the second system information is obtained by referring to the beam scanning configuration information when the first system information is transmitted.
  • the obtaining module 92 may be configured to: determine beam scanning configuration information when the first system information is sent as beam scanning configuration information corresponding to the second system information; or, for the first system information.
  • the parameters in the beam scanning configuration information at the time of transmission are transformed in a preset proportional relationship to obtain beam scanning configuration information corresponding to the second system information.
  • the first system information in this embodiment may include third system information and fourth system information, where the learning module is configured to: obtain beam transmission indication information from the third system information; and from the fourth system information.
  • the beam scanning configuration information included in the system information is obtained directly; or the beam scanning configuration information when the third system information is transmitted is obtained when the third system information is received, and then the second is obtained by referring to the beam scanning configuration information when the third system information is transmitted. Beam scan configuration information corresponding to system information.
  • the learning module 92 may be configured to: determine beamforming configuration information that is the same as that when the third system information is sent as beam scanning configuration information corresponding to the second system information; or The parameters in the beam scanning configuration information of the three-system information transmission are transformed in a preset proportional relationship to obtain beam scanning configuration information corresponding to the second system information.
  • the second receiving module 93 is configured to: according to the scheduling information of the second system information, the beam scanning configuration information, and the scanning block and/or the beam corresponding to the location of the terminal, and receive and receive the specified channel. Sending the second system information; or determining whether the scanning block is transmitting according to the scanning block and/or the flag of the beam corresponding to the location of the terminal in the beam transmitting indication information, and if yes, scheduling information according to the second system information And the beam scanning configuration information monitors and receives the second system information sent by the specified channel; or, according to the beam transmitting indication information, the terminal device Determining whether the scanning block is transmitting at the position corresponding to the scan block and/or the beam, and whether the second system information required by the terminal is being instructed to be sent, if the scanning block corresponding to the location of the terminal is transmitting and the terminal needs The second system information is being instructed to be sent, and the beam scanning configuration information monitors and receives the second system information sent by the specified channel according to the scheduling information of
  • the second receiving module 93 is configured to: after receiving the system information update notification message, if the information update notification message indicates that the updated second system information is being sent, according to the second Scheduling information of system information, beam scanning configuration information, and scanning blocks and/or beam corresponding to the location of the terminal, and receiving second system information transmitted through the designated channel; or, if the system information update notification message is received, if the information is updated In the notification message, indicating that the updated second system information is being sent or is about to be transmitted, according to whether the scanning block and/or the beam corresponding to the location of the terminal in the beam transmission indication information is being transmitted, and if yes, according to the scheduling information of the second system information,
  • the beam scanning configuration information monitors and receives the second system information sent by the specified channel; wherein the scheduling information of the second system information is included in the first system information or included in the remaining minimum system information.
  • Embodiments of the present invention also relate to a computer program, a storage medium storing the program or a set of sequences, and a base station device.
  • the program is used to implement the foregoing system information sending method, including: transmitting, by using the first system information, beam scanning related information corresponding to the second system information; and transmitting the second system information on the designated beam according to the beam scanning related information.
  • the beam scanning related information includes at least: beam scanning configuration information and/or beam transmission indication information, where the beam scanning configuration information is used to configure a scanning block and/or a scanning matrix, and the beam scanning configuration information includes at least: a scanning matrix The number of scanning blocks included and/or identification information of the scanning block, and/or the number of beams and/or beam identification information included in one scanning block, the beam transmission indication information is used to indicate the scanning block being transmitted and/or Beam.
  • the first system information includes beam scanning configuration information; or the beam scanning configuration information corresponding to the second system information is configured with reference to the beam scanning configuration information when the first system information is transmitted; the beam transmission indication information is sent by using the first system information.
  • Configuring the beam scanning configuration information corresponding to the second system information by using the beam scanning configuration information when the first system information is sent including: configuring the beam scanning configuration corresponding to the second system information by using the same beam scanning configuration information as when the first system information is sent.
  • the beam scanning configuration information corresponding to the second system information is configured by using the beam scanning configuration information obtained by converting the parameters in the beam scanning configuration information of the first system information in a preset proportional relationship.
  • the first system information includes third and fourth system information, and the fourth system information includes beam scanning configuration information; or the beam scanning configuration information corresponding to the second system information is configured with reference to beam scanning configuration information at the third transmission; beam transmission
  • the indication information is sent through the third.
  • the beam scanning configuration information configures beam scanning configuration information corresponding to the second system information.
  • Transmitting the second system information on the designated beam according to the beam scanning related information including: transmitting the second system information on one or more beams corresponding to the one or more scanning blocks according to the beam scanning related information.
  • the first system information and the second system information are transmitted through different broadcast channels, and the different broadcast channels include a time domain, and/or a frequency domain, and/or a physical channel having a different code domain.
  • the first system information includes third and fourth system information, and the third, fourth system information and the second system information are all transmitted through different channels, and the different channels include a time domain, and/or a frequency domain, and/or a code domain. Different physical channels.
  • the storage medium is mainly used for storing the above program. Therefore, the program in the storage medium is not described in detail in this embodiment; and the storage medium can store the above program.
  • base station device 150 may include one or more (only one shown) processor 152 (processor 152 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA) A memory 154 for storing data, and a data transceiver 156 for communication functions.
  • processor 152 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA)
  • a memory 154 for storing data
  • a data transceiver 156 for communication functions.
  • the structure shown in FIG. 10 is merely illustrative, and does not impose a single limitation on the structure of the above base station.
  • the base station device 150 may further include more or less components than those shown in FIG. 10 by splitting or merging the above functions, or have a configuration different from that shown in FIG.
  • the memory 154 can be used to store software programs and modules of the application software.
  • the program instructions/modules corresponding to the system information transmission method disclosed in the foregoing embodiments can be stored in the memory 154.
  • the data transmission method has been described in detail in the previous embodiments, and thus This embodiment will not be repeated in detail.
  • the processor 152 implements the above-described methods by executing software programs and modules stored in the memory 154 to perform various functional applications and data processing.
  • Memory 154 may include high speed random access memory and may also include non-volatile memory such as one or more magnetic storage devices, flash memory, or other non-volatile solid state memory.
  • memory 154 can further include memory (cloud memory) remotely located relative to processor 152, which can be connected to mobile terminal 150 over a network. Examples of such networks include, but are not limited to, the Internet, intranets, local area networks, mobile communication networks, and combinations thereof.
  • the data transceiver 156 is for receiving or transmitting data via a network.
  • the network specific example may include a wireless network provided by a communication provider of the mobile terminal 150.
  • the transmission device 156 includes a Network Interface Controller (NIC) that can be connected to other network devices through a base station to communicate with the Internet.
  • the transmission device 156 can be a Radio Frequency (RF) module for communicating with the Internet wirelessly.
  • NIC Network Interface Controller
  • RF Radio Frequency
  • Embodiments of the present invention also relate to a computer program, a storage medium storing the program or a set of sequences, and a terminal.
  • the program is used to implement the above system information receiving method, including:
  • the beam scanning related information includes at least: beam scanning configuration information and/or beam transmission indication information, where the beam scanning configuration information is used to configure a scanning block and/or a scanning matrix, and the beam scanning configuration information includes at least: a scanning array.
  • the number of scan blocks included in the scan block and/or the identification information of the scan block, and/or the number of beams and/or beam identification information included in one scan block, and the beam transmit indication information is used to indicate the scan block that the scan block is transmitting. .
  • Obtaining beam scanning related information corresponding to the second system information from the first system information including: obtaining beam transmission indication information from the first system information; and directly obtaining beam scanning configuration information included in the first system information from the first system information Or, when detecting the first system information, obtaining the beam scanning configuration information when the first system information is transmitted, and obtaining the beam scanning configuration information corresponding to the second system information by referring to the beam scanning configuration information when the first system information is transmitted.
  • the beam scanning configuration information corresponding to the second system information including: determining beam scanning configuration information when the first system information is sent as beam scanning configuration information corresponding to the second system information Or, the parameters in the beam scanning configuration information when the first system information is transmitted are transformed in a preset proportional relationship to obtain beam scanning configuration information corresponding to the second system information.
  • the first system information includes third and fourth system information, and the beam scan related information corresponding to the second system information is obtained from the first system information, including: obtaining beam transmission indication information from the third; directly from the fourth system information Obtaining the beam scanning configuration information included in the second system information, or obtaining the beam scanning configuration information corresponding to the second system information by referring to the beam scanning configuration information at the third transmission. .
  • Obtaining the beam scanning configuration information corresponding to the second system information by using the beam scanning configuration information at the third transmission including: determining beamforming configuration information that is the same as the third transmission information as beam scanning configuration information corresponding to the second system information; or The parameter in the beam scanning configuration information of the third sending is transformed in a preset proportional relationship to obtain beam scanning configuration information corresponding to the second system information.
  • the second system information that is sent by using the specified channel, including: scheduling information according to the second system information, beam scanning configuration information, and scanning blocks corresponding to the location of the terminal, and/or The beam monitors and receives the second system information sent by the specified channel; or determines whether the scanning block is transmitting according to the scanning block and/or the flag of the beam corresponding to the location of the terminal in the beam transmission indication information, and if so, according to the The scheduling information of the second system information, the beam scanning configuration information, and the second system information sent by the specified channel are received; or the scanning block is determined according to the scanning block and/or the flag of the beam corresponding to the location of the terminal in the beam transmission indication information.
  • Listening to and receiving the second system information sent by the specified channel according to the beam scanning related information corresponding to the second system information including: after receiving the system information update notification message, if the information update notification message indicates that the updated second system is being sent Information, according to the scheduling information of the second system information, the beam scanning configuration information, and the scanning block and/or beam corresponding to the location of the terminal, and receiving the second system information sent through the designated channel; or receiving the system information update notification
  • the message if the information update notification message indicates that the updated second system information is being or will be sent, then Whether the scanning block and/or the beam corresponding to the location of the terminal in the beam transmission indication information is being transmitted, and if yes, the beam scanning configuration information is monitored according to the scheduling information of the second system information, and the second system information sent by the designated channel is received.
  • the scheduling information of the second system information is included in the first system information or included in the fourth system information.
  • the first system information and the second system information are received through different broadcast channels, and the different broadcast channels include a time domain, and/or a frequency domain, and/or a physical channel with a different code domain.
  • the third and fourth system information and the second system information are received through different broadcast channels, and the different channels include a time domain, and/or a frequency domain, and/or a physical channel with a different code domain.
  • the storage medium is mainly used for storing the above program. Therefore, the program in the storage medium is not described in detail in this embodiment; and the storage medium can store the above program.
  • the system information receiving method disclosed in the foregoing embodiment can be implemented by being implemented at the terminal device.
  • the terminal may be a mobile terminal (a device having a processing function such as a mobile phone or a tablet), or may be a computer terminal or the like.
  • the embodiment is described as an example of operating on a mobile terminal.
  • FIG. 11 is a schematic diagram of a hardware structure of a mobile terminal that implements a system information receiving method according to an embodiment of the present invention. As shown in FIG.
  • terminal device 160 may include one or more (only one shown) processor 162 (processor 162 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA) A memory 164 for storing data, and a data transceiver 166 for communication functions. It will be understood by those skilled in the art that the structure shown in FIG. 11 is merely illustrative, and does not impose a single limitation on the structure of the above base station.
  • the base station device 160 may further include more or less components than those shown in FIG. 11 by splitting or merging the above functions, or have a configuration different from that shown in FIG.
  • the memory 164 can be used to store software programs and modules of the application software.
  • the program instructions/modules corresponding to the system information receiving method disclosed in the foregoing embodiments can be stored in the memory 164.
  • the data transmission method has been described in detail in the previous embodiments, and thus This embodiment will not be repeated in detail.
  • the processor 162 executes various functional applications and data processing by executing software programs and modules stored in the memory 164, that is, implementing the above-described system information receiving method.
  • Memory 164 can include high speed random access memory and can also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid state memory.
  • memory 164 can further include memory (cloud memory) remotely located relative to processor 162, which can be connected to mobile terminal 160 over a network. Examples of such networks include, but are not limited to, the Internet, intranets, local area networks, mobile communication networks, and combinations thereof.
  • Data transceiver 166 is used to receive or transmit data via a network.
  • the network specific examples described above may include a wireless network provided by a communication provider of the mobile terminal 160.
  • the transmission device 166 includes a Network Interface Controller (NIC) that can be connected to other network devices through a base station to communicate with the Internet.
  • the transmission device 166 can be a Radio Frequency (RF) module for communicating with the Internet wirelessly.
  • NIC Network Interface Controller
  • RF Radio Frequency
  • the present disclosure is applicable to the field of communications, and is used to significantly improve resource utilization efficiency when other system information is transmitted.

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

Abstract

L'invention concerne un procédé d'envoi d'informations de système, un procédé de réception et un appareil, qui servent à résoudre le problème de l'état de la technique de l'importance de la quantité de ressources de domaine temporel et/ou de domaine fréquentiel occupées lors de la diffusion d'autres informations de système. Le procédé d'envoi d'informations de système consiste à : envoyer, au moyen de premières informations de système, des informations relatives à un balayage de faisceau d'ondes correspondant à des secondes informations de système; et envoyer les secondes informations de système sur un faisceau d'ondes spécifié conformément aux informations relatives au balayage de faisceau d'ondes. La solution améliore significativement le taux d'utilisation de ressources lors de l'envoi des autres informations de système.
PCT/CN2017/117112 2016-12-30 2017-12-19 Procédé d'envoi d'informations de système, et procédé de réception et appareil Ceased WO2018121338A1 (fr)

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