WO2016029486A1 - Procédé et dispositif de transmission et de réception d'informations d'antennes - Google Patents

Procédé et dispositif de transmission et de réception d'informations d'antennes Download PDF

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Publication number
WO2016029486A1
WO2016029486A1 PCT/CN2014/085643 CN2014085643W WO2016029486A1 WO 2016029486 A1 WO2016029486 A1 WO 2016029486A1 CN 2014085643 W CN2014085643 W CN 2014085643W WO 2016029486 A1 WO2016029486 A1 WO 2016029486A1
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WO
WIPO (PCT)
Prior art keywords
terminal device
antenna information
antenna
base station
information
Prior art date
Application number
PCT/CN2014/085643
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English (en)
Chinese (zh)
Inventor
余荣道
吴晔
Original Assignee
华为技术有限公司
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Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2014/085643 priority Critical patent/WO2016029486A1/fr
Publication of WO2016029486A1 publication Critical patent/WO2016029486A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present invention relates to the field of wireless communication technologies, and in particular, to a method and a device for transmitting and receiving antenna information.
  • the first generation communication system adopts analog technology and frequency division multiple access technology to realize mobile two-way communication.
  • the second generation communication system uses digital time division multiple access technology and code division multiple access technology to improve the call quality and implementation of the first generation communication system.
  • Low-speed data transmission; the accompanying third-generation communication system and the fourth-generation communication system not only improve the call quality of voice services, but also improve the data transmission speed.
  • multiple input and multiple output (English: Multiple-Input and Multiple-Output; MIMO) technology is used.
  • An essential feature of MIMO technology is the use of multiple transmit antennas and multiple receive antennas.
  • the MIMO technology treats multipath wireless communication as a whole by transmitting and receiving.
  • One way is to increase the spatial dimension of data multiplexing, so that multiple copies of data space are multiplexed to the same time-frequency resource; Yes: Send the same data on multiple transmit antennas and/or receive the same data with multiple receive antennas to obtain control diversity gain.
  • the MIMO technology increases the channel capacity without increasing the bandwidth, thereby achieving high communication capacity and high spectrum resource utilization.
  • the channel capacity increases linearly with the increase of the number of antennas.
  • the number of antennas configured in the terminal device is also increased from the original one antenna to four antennas, or even more. Then, since the terminal device side also uses multiple antennas for data transmission or reception, not only when estimating the number of channels used for transmitting data, but also calculating complexity compared to single input and output (English: Single Input Single Output; abbreviation: SISO)
  • SISO Single Input Single Output
  • an embodiment of the present invention provides a method and a device for transmitting and receiving antenna information, which are used to solve the problem of how to acquire antenna information of a terminal device in time.
  • a device for transmitting antenna information including:
  • An acquiring module configured to acquire first antenna information, where the first antenna information includes at least a number of currently enabled antennas, a frequency band supported by an antenna in an open state, a standing wave ratio, and a different antenna in an open state.
  • the isolation One or more of the isolation;
  • a sending module configured to send the first antenna information to the base station, where the first antenna information is used to enable the base station to determine a transmission resource used for communication with the terminal device.
  • the sending device further includes:
  • the receiving module is configured to receive an antenna capability query message sent by the base station, where the antenna capability query message is used to request the terminal device to report capability information including the first antenna information.
  • the capability information further includes transmission information
  • the acquiring module is further configured to acquire, by the terminal device, the transmission information, where the transmission information includes at least one of an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer.
  • the sending module is further configured to send the transmission information to a base station.
  • the sending module is specifically configured to send radio resource control RRC signaling to the base station, where the RRC signaling carries the first antenna information.
  • the sending module is specifically configured to use physical uplink
  • the channel PUSCH transmits the first antenna information to the base station.
  • the sending module is specifically configured to send the first antenna information to the base station by using a physical random access channel (PRACH).
  • PRACH physical random access channel
  • the acquiring module is further configured to: when the first antenna information changes, acquire the changed second antenna information;
  • the sending module is further configured to send the second antenna information to the base station.
  • the sending device further includes:
  • an update message sending module configured to send an update message to the base station when the first antenna information changes before sending the second antenna information to the base station, where the update message is used for The base station informs the antenna device that the antenna information changes.
  • the second antenna information includes The number of antennas after the change
  • the sending module is specifically configured to send a random access request to the base station, where the random access request carries the changed number of antennas;
  • the random access includes a random access sequence, and the random access sequence is determined according to the changed number of antennas;
  • the changed number of antennas is transmitted to the base station through a physical uplink shared channel PUSCH according to a setting manner.
  • the sending device is a terminal device.
  • a receiving device for antenna information including:
  • the receiving module is configured to receive the first antenna information that is sent by the terminal device, where the first antenna information includes at least the number of currently enabled antennas, the frequency band supported by the antenna in the enabled state, the standing wave ratio, and the different states in the open state. One or more of the isolation between the antennas;
  • a determining module configured to determine, according to the received first antenna information, a transmission resource used for communication with the terminal device
  • a communication module configured to communicate with the terminal device by using the transmission resource.
  • the receiving device further includes:
  • the sending module is configured to send an antenna capability query message to the terminal device, where the antenna capability query message is used to request the terminal device to report the capability information that includes the first antenna information.
  • the capability information further includes transmission information of the terminal device
  • the receiving module is further configured to receive the transmission information sent by the terminal device, where the transmission information includes at least one of an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer.
  • the receiving module is specifically configured to receive radio resource control RRC signaling sent by the terminal device, where the RRC signaling carries the first antenna information.
  • the receiving module is specifically configured to receive, by using a physical uplink shared channel, a PUSCH, first antenna information that is sent by the terminal device.
  • the receiving module is specifically configured to receive a random access request sent by the terminal device, and obtain the first antenna information sent by the terminal device by using a physical random access channel (PRACH).
  • PRACH physical random access channel
  • the receiving module is further configured to receive second antenna information that is sent by the terminal device, where the second antenna information is sent when the first antenna information of the terminal device changes.
  • the receiving module is specifically configured to receive update information sent by a terminal device, where the update information is used to Notifying the base station that the antenna information of the terminal device changes;
  • the sending module is further configured to send an antenna capability query message to the terminal device.
  • the second antenna information includes The number of antennas after the change
  • the receiving module is specifically configured to receive a random access request sent by the terminal device, where the random access request carries the changed number of antennas;
  • the random access includes a random access sequence
  • the random access sequence is determined according to the changed number of antennas
  • the number of changed antennas transmitted by the terminal device is received through the physical uplink shared channel PUSCH.
  • a device for transmitting antenna information including:
  • a processor configured to acquire first antenna information, where the first antenna information includes at least a number of currently enabled antennas, a frequency band supported by an antenna in an open state, a standing wave ratio, and a different antenna in an open state.
  • the isolation includes at least a number of currently enabled antennas, a frequency band supported by an antenna in an open state, a standing wave ratio, and a different antenna in an open state.
  • a signal transmitter configured to send the first antenna information to a base station, where the first antenna information is used to enable the base station to determine a transmission resource used for communication with the terminal device.
  • the sending device further includes:
  • a signal receiver configured to receive an antenna capability query message sent by the base station, where the antenna capability query message is used to request the terminal device to report capability information including the first antenna information.
  • the capability information further includes transmission information
  • the processor is further configured to acquire transmission information, where the transmission information includes at least one of an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer number;
  • the signal transmitter is further configured to send the transmission information to a base station.
  • the signal transmitter is specifically configured to send radio resource control RRC signaling to the base station, where the RRC signaling carries the first antenna information.
  • the signal transmitter is specifically configured to send the first antenna information to the base station by using a physical uplink shared channel (PUSCH).
  • PUSCH physical uplink shared channel
  • the signal transmitter is specifically configured to send the first antenna information to the base station by using a physical random access channel (PRACH).
  • PRACH physical random access channel
  • the processor is further configured to: when the first antenna information changes, acquire the changed second antenna information;
  • the signal transmitter is further configured to send the second antenna information to the base station.
  • the signal transmitter is further configured to: before sending the second antenna information to the base station, And when the first antenna information changes, sending an update message to the base station, where the update message is used to notify the base station that the antenna information of the terminal device changes.
  • the second antenna information includes The number of antennas after the change
  • the signal transmitter is specifically configured to send a random access request to the base station, where the random access request carries the changed number of antennas;
  • the random access includes a random access sequence, and the random access sequence is determined according to the changed number of antennas;
  • the changed number of antennas is transmitted to the base station through a physical uplink shared channel PUSCH according to a setting manner.
  • the sending device is a terminal device.
  • a device for receiving antenna information including:
  • the signal receiver is configured to receive the first antenna information that is sent by the terminal device, where the first antenna information includes at least the number of currently enabled antennas, the frequency band supported by the antenna in the on state, the standing wave ratio, and the open state. One or more of the isolation between different antennas;
  • a processor configured to determine, according to the received first antenna information, a transmission resource used for communication with the terminal device, and communicate with the terminal device by using the transmission resource.
  • the receiving device further includes: a signal sending module, where:
  • the signal sending module is configured to send an antenna capability query message to the terminal device, where the antenna capability query message is used to request the terminal device to report capability information including the first antenna information.
  • the capability information further includes transmission information of the terminal device
  • the signal receiver is further configured to receive the transmission information sent by the terminal device, where the transmission information includes at least one of an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer.
  • the signal receiver is specifically configured to receive radio resource control RRC signaling sent by the terminal device, where the RRC signaling carries the first antenna information.
  • the signal receiver is specifically configured to receive, by using a physical uplink shared channel, a PUSCH, first antenna information that is sent by the terminal device.
  • the signal receiver is specifically configured to receive a random access request sent by the terminal device, and obtain the first antenna information sent by the terminal device by using a physical random access channel (PRACH).
  • PRACH physical random access channel
  • the signal receiver is further configured to receive second antenna information that is sent by the terminal device, where the second antenna information is sent when the first antenna information of the terminal device changes.
  • the signal receiver is further configured to receive update information sent by the terminal device, where the update information is used by Notifying the base station that the antenna information of the terminal device changes;
  • the second antenna information includes The number of antennas after the change
  • the signal receiver is specifically configured to receive a random access request sent by the terminal device, where the random access request carries the changed number of antennas;
  • the random access includes a random access sequence
  • the random access sequence is determined according to the changed number of antennas
  • the number of changed antennas transmitted by the terminal device is received through the physical uplink shared channel PUSCH.
  • a method for transmitting antenna information including:
  • the terminal device acquires the first antenna information, where the first antenna information includes at least the number of currently enabled antennas, the frequency band supported by the antenna in the on state, the standing wave ratio, and the on state. One or more of the isolation between different antennas;
  • the terminal device sends the first antenna information to a base station, where the first antenna information is used to enable the base station to determine a transmission resource used for communication with the terminal device.
  • the method further includes:
  • the terminal device receives the antenna capability query message sent by the base station, where the antenna capability query message is used to request the terminal device to report capability information including the first antenna information.
  • the capability information further includes transmission information
  • the method further includes:
  • the transmission information includes at least one of an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer number;
  • the terminal device sends the transmission information to a base station.
  • the sending, by the terminal device, the first antenna information to a base station includes:
  • the terminal device sends radio resource control RRC signaling to the base station, where the RRC signaling carries the first antenna information.
  • the sending, by the terminal device, the first antenna information to a base station includes:
  • the terminal device sends the first antenna information to the base station by using a physical uplink shared channel (PUSCH).
  • PUSCH physical uplink shared channel
  • the sending, by the terminal device, the first antenna information to a base station includes:
  • the terminal device sends the first antenna information to the base station by using a physical random access channel (PRACH).
  • PRACH physical random access channel
  • the method further includes:
  • the terminal device acquires the changed second antenna information; and sends the second antenna information to the base station.
  • the method before the sending the second antenna information to the base station, the method further includes:
  • the terminal device sends an update message to the base station, where the update message is used to notify the base station that the antenna information of the terminal device changes.
  • the second antenna information includes The number of antennas after the change
  • the terminal device sends a random access to the base station, where the random access includes a random access sequence, and the random access sequence is determined according to the changed number of antennas;
  • the changed number of antennas is transmitted to the base station through a physical uplink shared channel PUSCH according to a setting manner.
  • a method for receiving antenna information including:
  • the terminal device Receiving, by the terminal device, the first antenna information, where the first antenna information includes at least the number of currently enabled antennas, the frequency band supported by the antenna in the on state, the standing wave ratio, and the isolation between different antennas in the open state. One or more of degrees;
  • the method further includes:
  • the capability information further includes transmission information of the terminal device
  • the method further includes:
  • the transmission information includes at least one of an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer.
  • the receiving, by the base station, the first antenna information sent by the terminal device includes:
  • the receiving, by the base station, the first antenna information sent by the terminal device includes:
  • the first antenna information sent by the terminal device is received through the physical uplink shared channel PUSCH.
  • the receiving, by the base station, the first antenna information sent by the terminal device including:
  • the receiving the random access request sent by the terminal device and acquiring the first antenna information sent by the terminal device by using the physical random access channel PRACH.
  • the method further includes:
  • the second antenna information that is sent by the receiving terminal device includes:
  • the second antenna information includes The number of antennas after the change
  • the second antenna information sent by the receiving terminal device includes:
  • the random access includes a random access sequence
  • the random access sequence is determined according to the changed number of antennas
  • the number of changed antennas transmitted by the terminal device is received through the physical uplink shared channel PUSCH.
  • the embodiment of the present invention obtains the first antenna information of the terminal device, where the first antenna information is used.
  • the first antenna information includes at least the number of currently enabled antennas, the frequency band supported by the antenna in the on state, the standing wave ratio, and the isolation between different antennas in the open state.
  • One or more of the degrees; and the first antenna information is sent to the base station, so that the terminal device can control the antenna deployed by itself according to the needs of the service, and report the antenna information to the base station in time.
  • the terminal device adaptively adjusts the number of antennas used, effectively improving the power consumption of the terminal device due to the increase in the number of antennas and the problem of strong electromagnetic radiation, and on the other hand, enabling the base station to acquire the antenna information of the terminal device in time.
  • the antenna information of the terminal device the channel quality between the base station and the terminal device is determined, and the channel resource is reasonably allocated for the communication service initiated by the terminal device, thereby improving the communication capability between the terminal device and the base station.
  • FIG. 1 is a schematic structural diagram of a system for transmitting and receiving antenna information according to Embodiment 1 of the present invention
  • FIG. 2 is a schematic flowchart of a method for transmitting antenna information according to Embodiment 2 of the present invention
  • FIG. 3 is a schematic flowchart diagram of a method for receiving antenna information according to Embodiment 3 of the present invention.
  • FIG. 4 is a schematic structural diagram of an apparatus for transmitting antenna information according to Embodiment 4 of the present invention.
  • FIG. 5 is a schematic structural diagram of a device for receiving antenna information according to Embodiment 5 of the present invention.
  • FIG. 6 is a schematic structural diagram of an apparatus for transmitting antenna information according to Embodiment 6 of the present invention.
  • FIG. 7 is a schematic structural diagram of a device for receiving antenna information according to Embodiment 7 of the present invention.
  • an embodiment of the present invention provides an antenna information transmission and connection.
  • the receiving method and the device obtain the first antenna information of the terminal device, where the first antenna information includes at least the number of currently enabled antennas, the frequency band supported by the antenna in the on state, the standing wave ratio, and the different antennas in the open state.
  • One or more of the isolations and transmitting the first antenna information to the base station, so that the terminal device can control the antenna deployed by the terminal device according to its own service requirements, and report its antenna information to the base station in time.
  • the terminal device adaptively adjusts the number of antennas used, effectively improving the power consumption of the terminal device due to the increase in the number of antennas and the problem of strong electromagnetic radiation, and on the other hand, enabling the base station to acquire the antenna of the terminal device in time.
  • the information is determined according to the antenna information of the terminal device, and the channel quality between the base station and the terminal device is determined, and the channel resource is reasonably allocated for the communication service initiated by the terminal device, thereby improving the communication capability between the terminal device and the base station.
  • the terminal device may be a wireless terminal or a wired terminal, and the wireless terminal may be a communication device providing voice service and/or data service, a handheld device having a wireless connection function, a wearable device or a connection to a wireless modem. Other processing equipment.
  • the wireless terminal can communicate with one or more core networks via a radio access network (English: Radio Access Network; RAN), which can be a mobile terminal, such as a mobile phone (or "cellular" phone) and has
  • RAN Radio Access Network
  • the computer of the mobile terminal for example, may be a portable, pocket, handheld, wearable, computer built-in or in-vehicle mobile device that exchanges language and/or data with the wireless access network.
  • PCS Personal Communication Service
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the wireless terminal can also be called a system, a subscriber unit (English: Subscriber Unit; abbreviation: SU), a subscriber station (English: Subscriber Station; abbreviation: SS), a mobile station (English: Mobile Station; abbreviation: MB), a mobile station ( Mobile), remote station (English: Remote Station; abbreviation: RS), access point (English: Access Point; abbreviation: AP), remote terminal (English: Remote Terminal; abbreviation: RT), access terminal (English: Access Terminal; abbreviation: AT), user terminal (English) Text: User Terminal; abbreviation: UT), user agent (English: User Agent; abbreviation: UA), terminal device (English: User Device; abbreviation: UD), or user equipment (English: User Equipment; abbreviation: UE), etc. .
  • a base station e.g., an access point
  • the base station can refer to a device in an access network that communicates with a wireless terminal over one or more sectors over an air interface.
  • the base station can be used to convert the received air frame and the IP packet into each other as a router between the wireless terminal and the rest of the access network, wherein the rest of the access network can include an internet protocol (English: Internetwork Protocol; abbreviation: IP) network.
  • IP internet protocol
  • the base station can also coordinate attribute management of the air interface.
  • the base station may be a base station in GSM or CDMA (English: Base Transceiver Station; abbreviation: BTS), may also be a base station (NodeB) in WCDMA, or may be an evolved base station in LTE (NodeB or eNB or e- NodeB, evolutional Node B), this application is not limited.
  • BTS Base Transceiver Station
  • NodeB base station
  • LTE Long Term Evolution
  • LTE NodeB or eNB or e- NodeB, evolutional Node B
  • system and “network” are used interchangeably herein throughout this application.
  • the term “and/or” in this context is merely an association describing the associated object, indicating that there may be three relationships, for example, A and / or B, which may indicate that A exists separately, and both A and B exist, respectively. B these three situations.
  • the character "/" in this article generally indicates that the contextual object is an "or" relationship.
  • the terminal device cannot send antenna information to the base station.
  • the base station does not know the current antenna information of the terminal device when scheduling the terminal device.
  • the scheduling resources are not well configured for the terminal device, so that the communication quality between the base station and the terminal device is good.
  • the base station needs to acquire the antenna information of the base station, and determine the resources for communication with the terminal device according to the antenna information, so that the communication service scheduling initiated by the terminal device is reasonably made.
  • the channel resources improve the communication capability between the terminal device and the base station.
  • Embodiment 1 is a diagrammatic representation of Embodiment 1:
  • FIG. 1 is a schematic structural diagram of a system for transmitting and receiving antenna information according to Embodiment 1 of the present invention.
  • the system includes a terminal device 11 and a base station 12, and the terminal device 11 and the base station 12 are wirelessly connected.
  • the terminal device 11 is configured to acquire antenna information of the terminal device, and send the antenna information to the base station 12.
  • the antenna information is used to describe a situation in which the terminal device currently uses an antenna.
  • the antenna information includes at least one of a maximum number of uplinks supported by the terminal device, a number of antennas supported by the terminal device, and whether the terminal device supports switching antenna information or the like.
  • the terminal device 11 obtains the maximum number of layers for the uplink spatial multiplexing (English: Maximum number of Layers for uplink spatial multiplexing).
  • the maximum number of upstream flows supported is different.
  • the maximum number of upstream flows supported by the terminal device may be 1, 2, 4, 8, or 16.
  • the maximum number of upstream flows supported by the terminal device is obtained according to the number of deployed antennas and the parameters of the deployed antenna.
  • the terminal device 11 determines the number of supported antennas (English: antenna number). For different terminal devices, the number of supported antennas is different. For example, the number of antennas supported by the terminal device may be less than 8 antennas, and greater than or equal to 8 antennas but less than 16 Root antenna, 16 antennas or more.
  • the number of supported antennas varies depending on the configuration performance of the terminal device.
  • the number of supported antennas can be determined.
  • the terminal device 11 determines whether a switch antenna (English: Smart Switch on/off of UE's antenna ports) is supported.
  • some terminal devices support switching antenna information, and some do not support switching antenna information.
  • the terminal device can determine whether to support switching antenna information by using identification information, for example, 1 indicates Support switch antenna information, 0 means no Support switch antenna information.
  • the base station 12 is configured to receive antenna information sent by the terminal device 11 , determine transmission resources for communication with the terminal device according to the antenna information, and communicate with the terminal device by using the transmission resource. .
  • the antenna information is used to describe a situation in which the terminal device currently uses an antenna.
  • the terminal device 11 is configured with N antennas (where N is an integer and the value is greater than 1), and the terminal device 11 transmits data and receives data using the N antennas.
  • the base station 12 is configured with M antennas (where M is an integer and the value is greater than 1), and the base station 12 uses the M antennas to communicate with one or more terminal devices 11.
  • the terminal device 11 includes an antenna module 111, an antenna information management module 112, and an antenna information reporting module 113.
  • the antenna module 111 includes an antenna port that is turned on or off by the terminal device, and stores parameter values such as a frequency band supported by each antenna that is turned on, a standing wave ratio, and isolation between different antennas that are in an open state.
  • the terminal device can trigger the antenna port to be turned on or off according to the service requirement, thereby controlling the number of antennas used by the terminal.
  • the antenna information management module 112 is configured to manage antenna information of the terminal device.
  • the antenna information management module 112 reads the antenna information of the terminal device from the antenna module 111; or, when the antenna information of the terminal device in the antenna module 111 changes, triggers the transmission of the changed antenna information to the antenna information management module 112.
  • the antenna information is used to represent information about the current terminal device using the antenna, and specifically includes the number of currently enabled antennas, the frequency band supported by the antenna in the on state, the standing wave ratio, and the isolation between different antennas in the open state. One or more.
  • the antenna information management module obtains the antenna information of the terminal device from the antenna module, which may occur in real time, may occur periodically, or may occur when receiving an antenna information query message sent by the base station or received.
  • a terminal information inquiry message is sent to the base station, it is not limited here.
  • the antenna information reporting module 113 is configured to report the antenna information of the terminal device acquired by the antenna information management 112 module to the base station.
  • the manner in which the antenna information reporting module 113 reports the antenna information of the terminal device acquired by the antenna information management module to the base station includes one or more of the following manners:
  • the antenna information reporting module 113 carries the antenna information of the terminal device acquired by the antenna information management module in a radio resource control (English: Radio Resource Control; abbreviation: RRC) signaling, and sends the information to the base station;
  • a radio resource control English: Radio Resource Control; abbreviation: RRC
  • the antenna information reporting module 113 transmits the antenna information of the terminal device acquired by the antenna information management module to the base station through a physical uplink shared channel (English: Physical Uplink Shared Channel; abbreviated: PUSCH);
  • PUSCH Physical Uplink Shared Channel
  • the antenna information reporting module 113 transmits the antenna information of the terminal device acquired by the antenna information management module to the base station by using the physical random access channel.
  • the antenna information reporting module 113 reports the antenna information of the terminal device acquired by the antenna information management module to the base station, and may be sent to the base station when the antenna information management module acquires the antenna information of the terminal device, or may be received.
  • the antenna information management module may be configured to trigger the antenna information reporting module to send to the base station when the antenna information of the terminal device changes, which is not specifically limited herein.
  • the antenna information management module 112 is further configured to acquire, from the antenna module 111, current antenna information of the terminal device.
  • the antenna information reporting module 113 is configured to send current antenna information to the base station.
  • the antenna information reporting module 113 is configured to: when the antenna information management module 112 determines that the antenna information of the terminal device changes, the triggering antenna information reporting module 113 sends the antenna information update information to the base station.
  • the antenna information update information is used to notify that the antenna information of the terminal device changes.
  • the terminal device 11 further includes a receiving module 114, wherein:
  • the receiving module 114 is configured to receive an antenna capability query message sent by the base station, where the The antenna capability query message is used to request the terminal device to report capability information, where the capability information includes antenna information of the terminal device.
  • the capability information further includes transmission information of the terminal device, where the transmission information is used to represent information that is provided by the terminal device for transmitting data, where the transmission information includes at least One or more of a peak rate of the line, a maximum modulation order of the uplink and the downlink, and a maximum number of downlink multiplexing layers.
  • the transmission information includes at least one or more of the following information:
  • Downstream peak rate (English: Downlink Peak Rate);
  • Uplink Peak Rate (English: Uplink Peak Rate);
  • the antenna information reporting module 113 is specifically configured to send the changed antenna information to the base station according to the antenna capability query message.
  • the antenna information reporting module 113 is specifically configured to send the number of changed antennas to the base station.
  • the manner in which the antenna information reporting module 113 sends the changed number of antennas to the base station includes but is not limited to:
  • the number of changed antennas is channel coded and interleaved according to the setting manner, and then transmitted to the base station through the physical uplink shared channel PUSCH.
  • the base station 12 includes a receiving module 121, a demodulation module 122, a terminal capability management module 123, and a scheduling module 124.
  • the receiving module 121 is configured to receive antenna information sent by the terminal device.
  • the manner in which the receiving module 121 receives the antenna information sent by the terminal device includes but is not limited to:
  • the first mode is to receive the RRC signaling sent by the terminal device, where the RRC signaling carries the antenna information.
  • the second mode is: receiving a PUSCH sent by the terminal device, where the PUSCH carries antenna information.
  • the third mode is: receiving a random access request sent by the terminal device, where the random access request carries the antenna information and is sent through a physical random access channel.
  • the demodulation module 122 is configured to parse the received antenna information, determine the current antenna information of the terminal device, and save the parsed current antenna information in the terminal capability management module 123.
  • the scheduling module 124 is configured to acquire current antenna information of the terminal device from the terminal capability management module 123, and determine a transmission resource for communication with the terminal device, and communicate with the terminal device by using the transmission resource. .
  • the base station further includes: a sending module 125, where:
  • the sending module 125 is configured to send an antenna capability query message to the terminal device.
  • the receiving module 121 is further configured to receive the changed antenna information sent by the terminal device, where the changed antenna information is sent by the terminal device when determining that the antenna information changes.
  • the receiving module 121 is specifically configured to receive antenna information update information sent by the terminal device, where the antenna information update information is used to notify the base station that the antenna information changes.
  • the sending module 125 is further configured to query information about antenna information sent to the terminal device.
  • the receiving module 121 is specifically configured to receive the changed antenna information sent by the terminal device.
  • the manner in which the receiving module 121 receives the changed antenna information sent by the terminal device includes:
  • the base station and the terminal device can establish a correspondence between the random access sequence and the number of antennas in advance through negotiation.
  • the terminal device initiates a random access request to the base station device, where the random access request includes a random access sequence corresponding to the number of antennas A, and the base station receives the random transmission sent by the terminal device.
  • the access sequence After the access sequence is obtained, the number of antennas after the terminal change can be determined according to the random access sequence.
  • the terminal device acquires the first antenna information of the terminal, and sends the first antenna information to the base station, where the first antenna information includes at least the maximum uplink supported by the terminal device.
  • the number of streams, the number of antennas supported by the terminal device, and whether the terminal device supports one or more of the switching antennas, and when receiving the antenna information the base station determines channel resources for communication with the terminal device according to the antenna information, and The terminal device can communicate with the base station by using the determined channel resource, so that the terminal device can control the antenna deployed by the terminal device according to the needs of the service, and report the antenna information to the base station in time.
  • the terminal device adaptively adjusts the use of the antenna.
  • the base station can acquire the antenna information of the terminal device in time, and determine the base station according to the antenna information of the terminal device.
  • the channel quality between terminal devices is reasonable for the terminal Initiated traffic scheduling channel resources to improve the communication capabilities between the terminal and the base station.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • FIG. 2 is a schematic flowchart diagram of a method for transmitting antenna information according to Embodiment 2 of the present invention.
  • the method can be as follows.
  • Step 201 The terminal device receives an antenna capability query message sent by the base station.
  • the antenna capability query message is used to request the terminal device to report the antenna information and the transmission information of the terminal.
  • the antenna information includes at least one of a maximum number of uplinks supported by the terminal device, a number of antennas supported by the terminal device, and whether the terminal device supports the switching antenna.
  • the transmission information includes at least one of an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer number.
  • the transmission information includes at least one or more of the following information:
  • Downstream peak rate (English: Downlink Peak Rate);
  • Uplink Peak Rate (English: Uplink Peak Rate);
  • Step 202 The terminal device acquires first antenna information.
  • the first antenna information is used to represent information about the current use of the antenna by the terminal device.
  • the first antenna information includes at least one of a maximum number of uplinks supported by the terminal device, a number of antennas supported by the terminal device, and whether the terminal device supports the switching antenna.
  • the first antenna information is used to cause the base station to determine a transmission resource used for communication with the terminal device.
  • the terminal device obtains the Maximum number of Layers for uplink spatial multiplexing from the antenna module in the terminal device.
  • the maximum number of upstream streams supported by different terminal devices is different.
  • the maximum number of upstream flows supported by the terminal device may be 1, 2, 4, 8, 16, or the like.
  • the terminal device obtains the number of antennas supported by itself from the antenna module inside the terminal device.
  • Antenna number for different terminal devices, the number of supported antennas is different.
  • the number of antennas supported by the terminal device may be less than 8 antennas, greater than or equal to 8 antennas but less than 16 antennas, and 16 antennas or more.
  • the terminal device obtains the switch antenna information from the antenna module in the terminal device (English: Smart Switch on/off of UE's antenna ports). For different terminal devices, some terminal devices support switch antenna information, and some do not support When the antenna information is switched, the terminal device can determine whether to support the switch antenna information by using the identifier information, for example, 1 indicates that the switch antenna information is supported, and 0 indicates that the switch antenna information is not supported.
  • the maximum number of uplinks supported by the terminal device, the number of antennas supported by the terminal device, and whether the terminal device supports the switch antenna may be stored in the antenna module of the terminal device during the initialization phase of the terminal device.
  • the first antenna information includes at least one of a current number of open antennas, a frequency band supported by an antenna in an open state, a standing wave ratio, and isolation between different antennas in an open state.
  • the terminal device obtains antenna information from the antenna module inside the terminal device, including but not limited to one or more of the following:
  • the standing wave ratio (English: Standing Wave Ratio; abbreviation: SWR) indicates the index of the degree of matching between the antenna feeder and the base station.
  • step 201 and step 202 are not limited to the sequence described in the second embodiment of the present invention. Step 201 may be performed before step 201 or step 201 and step 202 may be performed at the same time.
  • step 201 may also be implemented after step 203.
  • Step 203 The terminal device sends the first antenna information to the base station.
  • step 203 the manner in which the terminal device sends the first antenna information to the base station includes but is not limited to the following manners:
  • the terminal device sends radio resource control RRC signaling to the base station, where the RRC signaling carries the first antenna information.
  • Manner 2 The terminal device sends the first antenna information to the base station by using a physical uplink shared channel (PUSCH).
  • PUSCH physical uplink shared channel
  • Manner 3 The terminal device sends the first antenna information to the base station by using a physical random access channel (PRACH).
  • PRACH physical random access channel
  • Step 204 The terminal device acquires second antenna information when the first antenna information changes.
  • Step 205 The terminal device sends the second antenna information to the base station.
  • step 205 when the first antenna information of the terminal device changes, the terminal device sends an update message to the base station.
  • the update message is used to notify the base station that the antenna information of the terminal device changes.
  • the terminal device receives an antenna capability query message sent by the base station.
  • the terminal device sends the second antenna information to the base station.
  • the second antenna information includes the changed number of antennas
  • the manner in which the terminal device sends the second antenna information to the base station includes but is not limited to:
  • Manner 1 The terminal device sends a random access request to the base station, where the random access request carries the changed number of antennas.
  • Manner 2 The terminal device sends a random access to the base station, where the random access includes a random access sequence, and the random access sequence is determined according to the changed number of antennas.
  • the terminal device and the base station negotiate or the base station configures a correspondence between the random access sequence and the open antenna value for the terminal device according to requirements
  • the terminal device determines that the number of antennas changes, the number of the changed antennas is utilized. Determining a random access sequence, and using the random access sequence to initiate random access to the base station, so that the base station can determine the number of antennas after the terminal device changes according to the received random access sequence.
  • Manner 3 The changed number of antennas is sent to the base station through a physical uplink shared channel (PUSCH) according to a setting manner.
  • PUSCH physical uplink shared channel
  • the terminal device performs channel coding on the uplink transmission data and the Cyclic Redundancy Check (English: Cyclic Redundancy Check; CRC), and passes the channel changed data through punching or filling. Rate matching is performed to obtain the number of bits that match the physical channel.
  • CRC Cyclic Redundancy Check
  • channel coding includes, but is not limited to, using a convolutional code method, a low density parity check code (English: Low Density Parity Check; abbreviation: LDPC), and the like.
  • the terminal device converts the changed number of antennas into a binary number, and performs channel coding on the binary number to obtain a bit corresponding to the changed number of antennas.
  • channel coding the binary number includes, but is not limited to, using a convolutional code method, employing a linear coding method, and the like.
  • the number of open antennas of a terminal device typically includes 1, 2, 4, 8, 12, 16, etc., if a binary digit of 5 digits is used: 00001 indicates that 1 antenna is turned on; 00010 indicates that 2 antennas are turned on; and 00100 indicates that 4 is turned on. Root antenna; 01000 means to open 8 antennas; 01100 means to turn on 12 days Line; 10000 means to open 16 antennas.
  • the terminal device multiplexes the bits obtained by matching the uplink data rate with the bits corresponding to the changed number of antennas, and performs channel interleaving on the multiplexed bits.
  • the terminal device sends the channel interleaving result to the base station through the PUSCH.
  • the first antenna information of the terminal device is obtained by using the solution of the second embodiment of the present invention, where the first antenna information includes at least the maximum number of uplinks supported by the terminal device, the number of antennas supported by the terminal device, and whether the terminal device supports Transmitting one or more of the antennas; and transmitting the first antenna information to the base station, so that the terminal device can control the antenna deployed by the terminal device according to its own service requirements, and report its antenna information to the base station in time.
  • the terminal device adaptively adjusts the number of antennas used, effectively improving the power consumption of the terminal device due to the increase in the number of antennas and the problem of strong electromagnetic radiation, and on the other hand, enabling the base station to acquire the antenna information of the terminal device in time. And determining the channel quality between the base station and the terminal device according to the antenna information of the terminal device, and reasonably scheduling the channel resource for the communication service initiated by the terminal device, thereby improving the communication capability between the terminal device and the base station.
  • Embodiment 3 is a diagrammatic representation of Embodiment 3
  • FIG. 3 is a schematic flowchart diagram of a method for receiving antenna information according to Embodiment 3 of the present invention.
  • the method can be as follows.
  • Step 301 The base station sends an antenna capability query message to the terminal device.
  • the antenna capability query message is used to request the terminal device to report capability information including the first antenna information and the transmission information.
  • the transmission information is used to represent information that is used by the terminal device to transmit data, where the information includes at least an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer.
  • the information includes at least an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer.
  • the transmission information includes at least one or more of the following information:
  • Downstream peak rate (English: Downlink Peak Rate);
  • Uplink Peak Rate (English: Uplink Peak Rate);
  • Step 302 The base station receives the first antenna information sent by the terminal device.
  • the antenna information is used to represent information about the current use of the antenna by the terminal device.
  • the antenna information includes at least one of a maximum uplink number supported by the terminal device, an antenna number supported by the terminal device, and whether the terminal device supports switching antenna information.
  • the antenna information includes at least one of a number of currently turned on antennas, a frequency band supported by an antenna in an open state, and an isolation between a standing wave ratio and different antennas in an open state.
  • step 302 the manner in which the base station receives the antenna information sent by the terminal device includes but is not limited to:
  • Manner 1 Receive radio resource control RRC signaling sent by the terminal device, where the RRC signaling carries the first antenna information.
  • Manner 2 The first antenna information sent by the terminal device is received by using the physical uplink shared channel PUSCH.
  • Manner 3 The receiving the random access request sent by the terminal device, and acquiring the first antenna information sent by the terminal device by using the physical random access channel PRACH.
  • the method further includes:
  • the second antenna information is sent when the first antenna information of the terminal device changes.
  • the update information sent by the terminal device is received.
  • the update information is used to notify the base station that the antenna information of the terminal device changes.
  • the base station receives the terminal device
  • the manner of transmitting the second antenna information includes but is not limited to:
  • Manner 1 receiving a random access request sent by the terminal device, where the random access request carries the changed number of antennas;
  • Manner 2 receiving a random access sequence sent by the terminal device, and determining, according to a preset correspondence between the random access sequence and the number of antennas, the number of antennas that are changed by the terminal device corresponding to the received random sequence;
  • Manner 3 The number of changed antennas sent by the terminal device is received through the physical uplink shared channel PUSCH.
  • the base station receives the transmission information of the terminal device that is sent by the terminal device.
  • Step 303 The base station determines, according to the first antenna information, a transmission resource that performs communication with the terminal device.
  • Step 304 The base station uses the transmission resource to communicate with the terminal device.
  • Embodiment 4 is a diagrammatic representation of Embodiment 4:
  • FIG. 4 is a schematic structural diagram of a device for transmitting antenna information according to Embodiment 4 of the present invention.
  • the device includes: an obtaining module 41 and a sending module 42, wherein:
  • the obtaining module 41 is configured to acquire first antenna information, where the first antenna information includes a maximum uplink number supported by the terminal device, a number of antennas supported by the terminal device, and whether the terminal device supports at least one of the switching antennas;
  • the sending module 42 is configured to send the first antenna information to the base station, where the first antenna information is used to enable the base station to determine a transmission resource used for communication with the terminal device.
  • the sending device further includes: a receiving module 43, where:
  • the receiving module 43 is configured to receive an antenna capability query message sent by the base station, where the antenna capability query message is used to request the terminal device to report capability information including the first antenna information.
  • the capability information further includes transmission information
  • the acquiring module 41 is further configured to acquire, by the terminal device, the transmission information, where the transmission information includes at least an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and at least a maximum downlink multiplexing layer.
  • the transmission information includes at least an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and at least a maximum downlink multiplexing layer.
  • the sending module 42 is further configured to send the transmission information to a base station.
  • the sending module 42 is specifically configured to send radio resource control RRC signaling to the base station, where the RRC signaling carries the first antenna information.
  • the sending module 42 is specifically configured to send the first antenna information to the base station by using a physical uplink shared channel (PUSCH).
  • PUSCH physical uplink shared channel
  • the sending module 42 is specifically configured to send the first antenna information to the base station by using a physical random access channel (PRACH).
  • PRACH physical random access channel
  • the acquiring module 41 is further configured to: when the first antenna information changes, acquire the changed second antenna information;
  • the sending module 42 is further configured to send the second antenna information to the base station.
  • the sending device further includes: an update message sending module 44, where:
  • An update message sending module 44 configured to send an update message to the base station when the first antenna information changes before sending the second antenna information to the base station, where the update message is used to send The base station informs the antenna device of the terminal device to change.
  • the second antenna information includes a changed number of antennas
  • the sending module 42 is specifically configured to send a random access request to the base station, where the random access request carries the changed number of antennas;
  • the random access includes a random access sequence, and the random access sequence is determined according to the changed number of antennas;
  • the changed number of antennas is transmitted to the base station through a physical uplink shared channel PUSCH according to a setting manner.
  • the sending device in the fourth embodiment of the present invention may be a terminal device.
  • the terminal device can control the antenna deployed by itself according to its own service requirements, and report its antenna information to the base station in time.
  • the terminal device adaptively adjusts the number of antennas used, which effectively improves the number of antennas.
  • the terminal device consumes a large amount of power and has a strong electromagnetic radiation problem.
  • the base station can acquire the antenna information of the terminal device in time, and according to the end The antenna information of the end device determines the channel quality between the base station and the terminal device, and the channel resource is reasonably allocated for the communication service initiated by the terminal device, thereby improving the communication capability between the terminal device and the base station.
  • Embodiment 5 is a diagrammatic representation of Embodiment 5:
  • FIG. 5 is a schematic structural diagram of a receiving apparatus for antenna information according to Embodiment 5 of the present invention.
  • the receiving device includes: a receiving module 51, a determining module 52, and a communication module 53, wherein:
  • the receiving module 51 is configured to receive first antenna information that is sent by the terminal device, where the first antenna information includes a maximum uplink number supported by the terminal device, an antenna number supported by the terminal device, and the terminal device. Whether to support one or more of the switching antennas;
  • a determining module 52 configured to determine, according to the received first antenna information, a transmission resource used for communication with the terminal device;
  • the communication module 53 is configured to communicate with the terminal device by using the transmission resource.
  • the receiving device further includes: a sending module 54, where:
  • the sending module 54 is configured to send an antenna capability query message to the terminal device, where the antenna capability query message is used to request the terminal device to report the capability information that includes the first antenna information.
  • the capability information further includes transmission information of the terminal device
  • the receiving module 51 is further configured to receive the transmission information sent by the terminal device, where the transmission information includes at least one of an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer.
  • the receiving module 51 is specifically configured to receive radio resource control RRC signaling sent by the terminal device, where the RRC signaling carries the first antenna information.
  • the receiving module 51 is specifically configured to receive, by using a physical uplink shared channel, a PUSCH, first antenna information that is sent by the terminal device.
  • the receiving module 51 is specifically configured to receive a random access request sent by the terminal device, and acquire the first antenna information sent by the terminal device by using a physical random access channel (PRACH).
  • PRACH physical random access channel
  • the receiving module 51 is further configured to receive second antenna information that is sent by the terminal device, where the second antenna information is sent when the first antenna information of the terminal device changes. of.
  • the receiving module 51 is specifically configured to receive update information sent by the terminal device, where the update information is used to notify the base station that the antenna information of the terminal device changes;
  • the sending module is further configured to send an antenna capability query message to the terminal device.
  • the second antenna information includes the number of changed antennas
  • the receiving module 51 is specifically configured to receive a random access request sent by the terminal device, where the random access request carries the changed number of antennas; or
  • the random access includes a random access sequence
  • the random access sequence is determined according to the changed number of antennas
  • the number of changed antennas transmitted by the terminal device is received through the physical uplink shared channel PUSCH.
  • the sending device in the fourth embodiment of the present invention may be a base station device.
  • FIG. 6 is a schematic structural diagram of a device for transmitting antenna information according to Embodiment 6 of the present invention.
  • the transmitting device is provided with the functions of the first embodiment of the present invention to the third embodiment of the present invention.
  • the transmitting device may adopt a general computer system structure, and the computer system may be a processor-based computer.
  • the transmitting device entity comprises a signal transmitter 61, a signal receiver 62 and at least one processor 63, and the signal transmitter 61, the signal receiver 62 and the at least one processor 63 are connected by a bus 64.
  • Processor 63 may be a general purpose central processing unit (CPU), a microprocessor, an application-specific integrated circuit (ASIC), or one or more integrated circuits for controlling the execution of the program of the present invention.
  • CPU central processing unit
  • ASIC application-specific integrated circuit
  • the processor 63 is configured to acquire first antenna information, where the first antenna information includes a maximum uplink number supported by the terminal device, a number of antennas supported by the terminal device, and whether the terminal device supports at least one of the switch antennas.
  • the signal transmitter 61 is configured to send the first antenna information to a base station, where the first antenna information is used to enable the base station to determine a transmission resource used for communication with the terminal device.
  • a signal receiver 62 configured to receive an antenna capability query message sent by the base station, where The antenna capability query message is used to request the terminal device to report capability information including the first antenna information.
  • the capability information further includes transmission information
  • the processor 63 is further configured to acquire transmission information, where the transmission information includes at least one of an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer.
  • the signal transmitter 61 is further configured to send the transmission information to a base station.
  • the signal transmitter 61 is specifically configured to send radio resource control RRC signaling to the base station, where the RRC signaling carries the first antenna information.
  • the signal transmitter 61 is specifically configured to send the first antenna information to the base station by using a physical uplink shared channel (PUSCH).
  • PUSCH physical uplink shared channel
  • the signal transmitter 61 is specifically configured to send the first antenna information to the base station by using a physical random access channel (PRACH).
  • PRACH physical random access channel
  • the processor 63 is further configured to: when the first antenna information changes, acquire the changed second antenna information;
  • the signal transmitter 61 is further configured to send the second antenna information to the base station.
  • the signal transmitter 61 is further configured to send an update message to the base station when the first antenna information changes before sending the second antenna information to the base station, where the update message is used by the And notifying the base station that the antenna information of the terminal device changes.
  • the second antenna information includes a changed number of antennas
  • the signal transmitter 61 is specifically configured to send a random access request to the base station, where the random access request carries the changed number of antennas;
  • the random access includes a random access sequence, and the random access sequence is determined according to the changed number of antennas;
  • the changed number of antennas is transmitted to the base station through a physical uplink shared channel PUSCH according to a setting manner.
  • the sending device according to Embodiment 6 of the present invention may be a terminal device.
  • FIG. 7 is a schematic structural diagram of a device for receiving antenna information according to Embodiment 7 of the present invention, where the receiving device is configured to perform the functions of Embodiment 1 to Embodiment 3 of the present invention, and the receiving device may be configured.
  • a general purpose computer system architecture which may be a processor-based computer.
  • the receiving device entity comprises a signal transmitter 71, a signal receiver 72 and at least one processor 73, and the signal transmitter 71, the signal receiver 72 and the at least one processor 73 are connected by a bus 74.
  • the processor 73 can be a general purpose central processing unit (CPU), a microprocessor, an application-specific integrated circuit (ASIC), or one or more integrated circuits for controlling the execution of the program of the present invention.
  • CPU central processing unit
  • ASIC application-specific integrated circuit
  • the signal receiver 72 is configured to receive first antenna information that is sent by the terminal device, where the first antenna information includes a maximum uplink number supported by the terminal device, an antenna number supported by the terminal device, and the terminal. Whether the device supports one or more of the switching antennas;
  • the processor 73 is configured to determine, according to the received first antenna information, a transmission resource used for communication with the terminal device, and communicate with the terminal device by using the transmission resource.
  • the receiving device further includes: a signal sending module 71, where:
  • the signal sending module 71 is configured to send an antenna capability query message to the terminal device, where the antenna capability query message is used to request the terminal device to report capability information including the first antenna information.
  • the capability information further includes transmission information of the terminal device
  • the signal receiver 72 is further configured to receive the transmission information sent by the terminal device, where the transmission information includes at least one of an uplink and downlink peak rate, an uplink and downlink maximum modulation order, and a maximum downlink multiplexing layer. .
  • the signal receiver 72 is configured to receive radio resource control RRC signaling sent by the terminal device, where the RRC signaling carries the first antenna information.
  • the signal receiver 72 is configured to receive, by using a physical uplink shared channel, a PUSCH, first antenna information that is sent by the terminal device.
  • the signal receiver 72 is specifically configured to receive a random access request sent by the terminal device, and pass the The physical random access channel PRACH acquires first antenna information sent by the terminal device.
  • the signal receiver 72 is further configured to receive second antenna information that is sent by the terminal device, where the second antenna information is sent when the first antenna information of the terminal device changes.
  • the signal receiver 72 is further configured to receive update information sent by the terminal device, where the update information is used to notify the base station that the antenna information of the terminal device changes;
  • the second antenna information includes the number of changed antennas
  • the signal receiver 72 is specifically configured to receive a random access request sent by the terminal device, where the random access request carries the changed number of antennas; or
  • the random access includes a random access sequence
  • the random access sequence is determined according to the changed number of antennas
  • the number of changed antennas transmitted by the terminal device is received through the physical uplink shared channel PUSCH.
  • the sending device according to Embodiment 6 of the present invention may be a base station device.
  • the terminal device can control the antenna deployed by itself according to its own service requirements, and report its antenna information to the base station in time.
  • the terminal device adaptively adjusts the number of antennas used, which effectively improves the number of antennas.
  • the terminal device consumes a large amount of power and has a strong electromagnetic radiation problem.
  • the base station can acquire the antenna information of the terminal device in time, and determine the channel quality between the base station and the terminal device according to the antenna information of the terminal device, which is reasonably a terminal device.
  • the initiated communication service schedules channel resources, which improves the communication capability between the terminal device and the base station.
  • embodiments of the present invention can be provided as a method, apparatus (device), or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware. Moreover, the invention can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) including computer usable program code.
  • a computer-usable storage media including but not limited to disk storage, CD-ROM, optical storage, etc.
  • the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
  • the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
  • These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
  • the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.

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Abstract

L'invention concerne un procédé et un dispositif de transmission et de réception d'informations d'antennes, comprenant les étapes consistant à : acquérir des premières informations d'antennes d'un dispositif terminal, les premières informations d'antennes comprenant au moins le nombre d'antennes actuellement ouvertes, une bande de fréquences et un rapport d'ondes stationnaires pris en charge par l'antenne dans un état ouvert, et un ou plusieurs niveaux d'isolation entre des antennes différentes dans l'état ouvert ; transmettre les premières informations d'antennes à une station de base, de telle sorte que le dispositif terminal commande l'antenne déployée ainsi selon son exigence de service et rapporte en temps opportun ses informations d'antennes à la station de base ; par conséquent, le dispositif terminal effectue un ajustement auto-adaptatif sur le nombre d'utilisations des antennes, ce qui permet ainsi de résoudre efficacement le problème de consommation d'énergie élevée et de fort rayonnement électromagnétique du dispositif terminal provoqués par une augmentation du nombre d'antennes ; de plus, la station de base peut acquérir en temps opportun les informations d'antennes du dispositif terminal, et programmer de manière raisonnable des ressources de canal pour un service de communication initié par le dispositif terminal, ce qui permet d'améliorer la communication entre le dispositif terminal et la station de base.
PCT/CN2014/085643 2014-08-30 2014-08-30 Procédé et dispositif de transmission et de réception d'informations d'antennes WO2016029486A1 (fr)

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Cited By (2)

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