WO2018107363A1 - 传输信号的方法、终端设备和网络设备 - Google Patents

传输信号的方法、终端设备和网络设备 Download PDF

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Publication number
WO2018107363A1
WO2018107363A1 PCT/CN2016/109688 CN2016109688W WO2018107363A1 WO 2018107363 A1 WO2018107363 A1 WO 2018107363A1 CN 2016109688 W CN2016109688 W CN 2016109688W WO 2018107363 A1 WO2018107363 A1 WO 2018107363A1
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WIPO (PCT)
Prior art keywords
signals
signal
indication information
same
information
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PCT/CN2016/109688
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English (en)
French (fr)
Inventor
唐海
Original Assignee
广东欧珀移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Priority to PCT/CN2016/109688 priority Critical patent/WO2018107363A1/zh
Priority to CN201680091393.9A priority patent/CN110073606B/zh
Application filed by 广东欧珀移动通信有限公司 filed Critical 广东欧珀移动通信有限公司
Priority to BR112019011813-6A priority patent/BR112019011813B1/pt
Priority to RU2019122102A priority patent/RU2725154C1/ru
Priority to JP2019552319A priority patent/JP7142027B2/ja
Priority to CN202011480022.4A priority patent/CN112600591B/zh
Priority to MX2019006885A priority patent/MX2019006885A/es
Priority to KR1020197019018A priority patent/KR20190094389A/ko
Priority to CA3046396A priority patent/CA3046396C/en
Priority to US16/463,684 priority patent/US11228358B2/en
Priority to AU2016432415A priority patent/AU2016432415B2/en
Priority to EP16923649.4A priority patent/EP3531571B1/en
Priority to TW106141707A priority patent/TWI746711B/zh
Publication of WO2018107363A1 publication Critical patent/WO2018107363A1/zh
Priority to IL26718219A priority patent/IL267182A/en
Priority to PH12019501304A priority patent/PH12019501304A1/en
Priority to ZA2019/04304A priority patent/ZA201904304B/en
Priority to US17/549,526 priority patent/US11728876B2/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0408Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas using two or more beams, i.e. beam diversity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621Feedback content
    • H04B7/0626Channel coefficients, e.g. channel state information [CSI]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Definitions

  • the present application relates to the field of communications, and in particular, to a method for transmitting a signal, a terminal device, and a network device.
  • Beamforming is a signal preprocessing technique based on an antenna array. By adjusting the weight of the transmitted signal on each antenna element, a beam with directivity is generated.
  • the terminal device may transmit multiple signals by using different beams or the same beam; similarly, in downlink signal transmission, the terminal device may also receive multiple signals by using different beams or the same beam, in order to improve subsequent signal transmission.
  • the performance of a new method of transmitting signals is urgently needed.
  • the embodiments of the present invention provide a method for transmitting a signal, a terminal device, and a network device, which can improve performance of subsequent signal transmission.
  • a method for transmitting a signal comprising: receiving beam indication information sent by a network device, where the beam indication information is used to indicate whether a beam used by the N signals to be transmitted is the same, and N is greater than 1. An integer; the transmission of the N signals with the network device according to the beam indication information.
  • the terminal device and the network device can determine the optimal beam used for transmitting or receiving the signal, thereby improving the performance of subsequent signal detection.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using different beams, and the N signals are transmitted with the network device according to the beam indication information.
  • the method includes: receiving, according to the beam indication information, the N signals; the method further includes: sending, to the network device, first indication information, where the first indication information is used to indicate K signals in the N signals, 1 ⁇ K ⁇ N, K is an integer.
  • the terminal device may receive the N signals by using the same beam according to the beam indication information, so that the terminal device may determine, according to the quality of receiving the N signals, that the network device sends the The best quality signal among the N signals.
  • the first indication information may be a signal index of the K signals, and the signal and the beam have a corresponding relationship.
  • the K signals may be one or more signals that the terminal device receives the best reception quality among the N signals.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using different beams, and the N signals are transmitted with the network device according to the beam indication information.
  • the method includes: receiving, according to the beam indication information, the N signals; the method further includes: receiving second indication information sent by the network device, where the second indication information is used to indicate L signals in the N signals, 1 ⁇ L ⁇ N, L is an integer.
  • the beam used for transmitting the subsequent signal may be determined according to the second indication information.
  • the second indication information may be a signal index of the L signals, and the signal and the beam have a correspondence relationship.
  • the L signals may be one or more signals that the network device receives the best reception quality among the N signals.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using the same beam, and the N signals are transmitted with the network device according to the beam indication information.
  • the method includes: receiving, according to the beam indication information, the N signals by using different beams; the method further includes: determining a beam used for receiving the subsequent signals from the beams used to receive the N signals.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using the same beam, and the N signals are transmitted with the network device according to the beam indication information.
  • the method includes: transmitting the N signals by using the same beam according to the beam indication information.
  • the N signals are the same reference signal configured by different transmission resources or the same channel.
  • the N signals are signals activated or deactivated by the same MAC signaling, or the N signals are reference signals triggered by the same DCI signaling, or the N signals are the same The channel scheduled by DCI signaling.
  • the beam indication information is carried in at least one of the following signaling or signaling: downlink radio resource control RRC signaling, downlink media access control MAC signaling, and downlink control information DCI signaling, The same synchronization signal, downlink random access signal and downlink pilot signal.
  • RRC radio resource control
  • MAC media access control
  • DCI downlink control information
  • the beam indication information may also be carried in a downlink control signal, such as a Physical Broadcast Channel (PBCH).
  • PBCH Physical Broadcast Channel
  • the MAC signaling is used to activate or deactivate the N signals; and/or if the N signals are reference signals, the DCI signaling is used to trigger the N signals, if The N signals are channels, and the DCI signaling is used to schedule the N signals.
  • the RRC signaling is further used to carry the transmission resource configuration information corresponding to the N signals, and the transmitting, by the network device, the N signals according to the beam indication information, including: And transmitting, according to the beam indication information and the transmission resource configuration information, the N signals to the network device.
  • the beam indication information includes beam information corresponding to each of the N signals, and the beam indication information indicates whether the beam adopted by the N signals is determined by at least one of the following: The same: if the first signal of the N signals and the beam information of the second signal indicate the same content, the beam used to transmit the first signal and the second signal is the same; if the third of the N signals The beam information of the signal and the fourth signal are different, and the beam used to transmit the third signal and the fourth signal is different; or if the beam information of the fifth signal and the sixth signal of the N signals are pre- And configuring the first value to transmit the fifth signal and the sixth signal to use the same beam; if the seventh signal of the N signals and the beam information of the eighth signal are both pre-configured second values, then transmitting The seventh signal is different from the beam used by the eighth signal, and the first value is different from the second value; if the content indicated by the beam information of the ninth signal of the N signals includes the tenth of the N signals Signal And transmitting, the ninth signal and
  • the N signals are at least one of the following signals: a channel state information reference signal CSI-RS, a sounding reference signal SRS, a physical random access channel PRACH, a synchronization signal, and a physical broadcast channel.
  • CSI-RS channel state information reference signal
  • SRS sounding reference signal
  • PRACH physical random access channel
  • a synchronization signal a physical broadcast channel.
  • PBCH demodulation reference signal DMRS and beam-specific reference signal BRS.
  • a second aspect provides a method for transmitting a signal, the method comprising: transmitting beam indication information to a terminal device, where the beam indication information is used to indicate whether a beam used by the N signals to be transmitted is the same, and N is an integer greater than 1. Transmitting the N signals with the terminal device.
  • the network device sends to the terminal device whether the determined transmission of the plurality of signals uses the same wave
  • the beam indicating information of the beam enables the terminal device and the network device to determine the best beam to be used for transmitting or receiving the signal, thereby improving the performance of subsequent signal detection.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using different beams; and the transmitting, by the terminal device, the N signals, including: using different The beam transmits the N signals.
  • the method further includes: receiving first indication information sent by the terminal device, where the first indication information is used to indicate a beam used by K signals in the N signals, 1 ⁇ K ⁇ N , K is an integer.
  • the network device may determine, according to the first indication information, a beam used for transmitting the subsequent signal.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using different beams; and the transmitting, by the terminal device, the N signals, including: using the same The beam receives the N signals.
  • the method further includes: sending, to the terminal device, second indication information, where the second indication information is used to indicate a beam used by the L signals of the N signals, 1 ⁇ L ⁇ N, L is an integer.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using the same beam; and the transmitting, by the terminal device, the N signals, including: using the same The beam transmits the N signals.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using the same beam; and the transmitting, by the terminal device, the N signals, including: using different The beam receives the N signals; the method further includes determining a beam used to receive the subsequent signals from the beams used to receive the N signals.
  • the N signals are the same reference signal configured by different transmission resources or the same channel.
  • the N signals are signals that are activated or deactivated by the same MAC signaling, or the N signals are reference signals triggered by the same DCI signaling, or the N signals. A channel scheduled for the same DCI signaling.
  • the beam indication information is carried in at least one of the following signaling or signals: radio resource control RRC signaling, media access control MAC signaling, downlink control information DCI signaling, and the same Synchronization signal, downlink random access signal and downlink pilot signal.
  • the MAC signaling is used to activate or deactivate the N signals; and/or if the N signals are reference signals, the DCI signaling is used to trigger the N One Signal, if the N signals are channels, the DCI signaling is used to schedule the N signals.
  • the RRC signaling is further configured to carry transmission resource configuration information corresponding to the N signals, and the transmitting, by the terminal device, the N signals, including: configuring information according to the transmission resource. And transmitting the N signals with the terminal device.
  • the beam indication information is beam information corresponding to each of the N signals, and the beam indication information indicates whether the beam adopted by the N signals is determined by at least one of the following: The same: if the first signal of the N signals and the beam information of the second signal indicate the same content, the beam used to transmit the first signal and the second signal is the same; if the third of the N signals The beam information of the signal and the fourth signal are different, and the beam used for transmitting the third signal and the fourth signal is different; if the beam information of the fifth signal and the sixth signal of the N signals are both pre-configured Transmitting the fifth signal and the sixth signal using the same beam; if the seventh signal of the N signals and the beam information of the eighth signal are both pre-configured second values, transmitting the The seventh signal is different from the beam used by the eighth signal, and the first value is different from the second value; if the content indicated by the beam information of the ninth signal of the N signals includes the tenth signal of the N signals index of Transmitting the ninth signal and the signal
  • the N signals are at least one of the following signals: a channel state information reference signal CSI-RS, a sounding reference signal SRS, a physical random access channel PRACH, a downlink synchronization signal, and a physical broadcast.
  • CSI-RS channel state information reference signal
  • SRS sounding reference signal
  • PRACH physical random access channel
  • PRACH physical random access channel
  • BRS beam-specific reference signal
  • a terminal device for performing the method of any of the above first aspect or any of the possible implementations of the first aspect.
  • the terminal device comprises means for performing the method of any of the above-described first aspect or any of the possible implementations of the first aspect.
  • a network device for performing the method of the second aspect or any possible implementation of the first aspect.
  • the network device comprises means for performing the method of any of the above-described second or second aspects of the second aspect.
  • a terminal device comprising: a memory, a processor, and a transceiver.
  • the memory, processor and transceiver communicate with one another via internal connection paths to communicate control and/or data signals.
  • the memory is for storing instructions, and the processor is configured to execute the memory
  • the stored instruction when the instruction is executed, the processor controls the transceiver to receive the input data and information, and output the operation result and the like.
  • a network device comprising: a memory, a processor, and a transceiver.
  • the memory, the processor and the transceiver communicate with each other via an internal connection path, the control and/or data signals are transmitted, the memory is for storing instructions, the processor is configured to execute the instructions stored by the memory, when the instructions are executed, The processor controls the transceiver to receive input data and information, and output data such as operation results.
  • FIG. 1 is a schematic diagram of a possible application scenario of an embodiment of the present invention.
  • Figure 2 shows a schematic block diagram of a dual stream beamforming.
  • FIG. 3 shows a schematic block diagram of a method of transmitting a signal according to an embodiment of the present invention.
  • FIG. 4 shows another schematic block diagram of a method of transmitting a signal according to an embodiment of the present invention.
  • FIG. 5 is a schematic block diagram of a terminal device for transmitting signals according to an embodiment of the present invention.
  • FIG. 6 shows a schematic block diagram of a network device for transmitting signals according to an embodiment of the present invention.
  • FIG. 7 is another schematic block diagram of a terminal device for transmitting signals according to an embodiment of the present invention.
  • FIG. 8 shows another schematic block diagram of a network device for transmitting signals according to an embodiment of the present invention.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • the technical solution of the embodiments of the present invention can be applied to various communication systems based on non-orthogonal multiple access technologies, such as a sparse code multiple access (SCMA) system, and low.
  • SCMA sparse code multiple access
  • LDS Low Density Signature
  • the SCMA system and the LDS system may also be referred to as other names in the communication field;
  • the technical solution of the embodiment of the present invention may be applied to adopt non-orthogonal Multi-carrier transmission system with multiple access technology, for example, Orthogonal Frequency Division Multiplexing (OFDM), filter bank multi-carrier (Filter Bank Multi-) Carrier (abbreviated as "FBMC”), Generalized Frequency Division Multiplexing (“GFDM”), and Filtered-OFDM (“F-OFDM”) system.
  • OFDM Orthogonal Frequency Division Multiplexing
  • FBMC filter bank multi-carrier
  • GFDM Generalized Frequency Division Multiplexing
  • F-OFDM Filtered-OF
  • the terminal device in the embodiment of the present invention may refer to a user equipment (User Equipment, UE), an access terminal, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, and a wireless device.
  • Communication device user agent or user device.
  • the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), with wireless communication.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the network device in the embodiment of the present invention may be a device for communicating with a terminal device, where the network device may be a Base Transceiver Station (BTS) in GSM or CDMA, or may be a base station (NodeB, NB) in a WCDMA system. And may be an evolved base station (eNB or eNodeB) in the LTE system, or may be a wireless controller in a cloud radio access network (CRAN) scenario, or the network device may be The embodiment of the present invention is not limited to the relay station, the access point, the in-vehicle device, the wearable device, and the network device in the future 5G network or the network device in the future evolved PLMN network.
  • BTS Base Transceiver Station
  • NodeB NodeB
  • NB base station
  • CRAN cloud radio access network
  • the embodiment of the present invention is not limited to the relay station, the access point, the in-vehicle device, the wearable device, and the network device in the future 5G network or the network
  • the communication system in FIG. 1 may include a terminal device 10 and a network device 20.
  • the network device 20 is configured to provide communication services for the terminal device 10 and access the core network.
  • the terminal device 10 accesses the network by searching for synchronization signals, broadcast signals, and the like transmitted by the network device 20, thereby performing communication with the network.
  • the arrow shown in Figure 1 can indicate the end of the pass Up/down transmission by the cellular link between the end device 10 and the network device 20.
  • Beamforming is an implementation of an adaptive array smart antenna. It is a digital signal processing technology implemented on an antenna array composed of multiple array elements. It utilizes the difference between the useful signal and the interference signal in the spatial channel characteristics such as the angle of arrival. By setting the appropriate weighting value to the antenna array, the useful signal and the interference signal are spatially isolated, thereby reducing the interference between users and improving the system capacity.
  • the beamforming technique will be briefly described below by taking the dual stream beamforming in FIG. 2 as an example.
  • the two data streams at the transmitting end are scrambled, modulated, and then mapped to the antenna layer. After precoding, they enter the beamforming unit.
  • Two sets of shaping coefficients are calculated for two different data streams.
  • the two data streams are respectively shaped, sent to the antenna port, and pointed to different users.
  • the terminal device can transmit multiple signals with different beams, so that the network device indicates the beam with the best reception quality as the beam used for subsequent uplink signal transmission.
  • the terminal device can also transmit multiple identical signals by using the same beam, and the network device receives multiple signals by using different beams, thereby selecting the beam with the best reception quality as the beam used for the subsequent received signals.
  • the network device can transmit multiple signals with different beams, so that the terminal device indicates the beam with the best reception quality as the beam used for subsequent downlink signal transmission.
  • the network device can also transmit multiple identical signals by using the same beam, and the terminal device receives multiple signals by using different beams, so that the beam with the best reception quality is selected as the beam used for the subsequent received signals.
  • the receiving end needs to know whether the multiple signals transmitted by the transmitting end use the same beam or different beams to determine the beam used to receive or transmit the subsequent signals.
  • FIG. 3 shows a schematic block diagram of a method 100 of transmitting signals in accordance with an embodiment of the present invention.
  • the method may be performed by a terminal device, for example, by a user equipment, and the method 100 includes:
  • S110 Receive beam indication information sent by the network device, where the beam indication information is used to indicate whether the beams used for transmitting the N signals are the same, and N is an integer greater than 1.
  • the network device may pre-arrange whether the beam used by the terminal device or the network device to transmit multiple signals is the same, and the network device may further send the beam indication information to the terminal device by using Radio Resource Control (RRC) signaling.
  • RRC Radio Resource Control
  • the beam indication information can be used to notify the terminal device to transmit which of the plurality of signals use the same beam, or which signals use different signals, so that the terminal device can determine how to send or receive the multiple according to the beam indication information. signal.
  • the network device can receive the two signals by using different beams, so that the network device receives the two signals.
  • the beam can be selected to select which beam to use for the subsequent uplink signal.
  • the network terminal device sends beam indication information to the terminal device to notify the terminal device whether the beams used for transmitting the multiple signals are the same as an example; similarly, the terminal device
  • the beam indication information may also be sent to the network device to inform the network device whether the beams used for transmitting the multiple signals are the same.
  • the beam indication information may be carried by some dedicated signaling. The invention is not limited to this.
  • the N signals here may be uplink signals or downlink signals. It may be a synchronization signal, and may be a broadcast signal such as a Physical Broadcast Channel (PBCH) or a System Information Block (SIB), or may be a physical random access channel (Physic Random Access Channel, PRACH). ), beam-specific RS (BRS), channel state information-reference signal (CSI-RS), demodulation reference signal (DMRS), detection Downlink reference signal such as Sounding Reference Signal (SRS).
  • PBCH Physical Broadcast Channel
  • SIB System Information Block
  • PRACH Physical Random Access Channel
  • BRS beam-specific RS
  • CSI-RS channel state information-reference signal
  • DMRS demodulation reference signal
  • SRS Sounding Reference Signal
  • the transmission of the N signals with the network device herein refers to the transmission and reception of the signal with the network device.
  • the terminal device may receive the N signals sent by the network device, or the terminal device may send the N signals to the network device.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using different beams, according to the beam indication information, and the network The device performs the transmission of the N signals, including: receiving the N signals according to the beam indication information.
  • the method further includes: sending, to the network device, first indication information, where the first indication information is used to indicate the N signals.
  • the K signals in the middle, 1 ⁇ K ⁇ N, and K is an integer.
  • the beamforming technology can be divided into two methods: codebook based and channel reciprocity according to the feedback manner of channel information.
  • the former determines the precoding codebook used for the next transmission based on the codebook information fed back by the terminal; the latter obtains the downlink channel information by using the reciprocity of the channel according to the sounding reference signal SRS sent by the uplink, and performs the downlink required Precoding matrix calculation and selection.
  • the terminal device shapes the N signals by using N different beams and sends the shaped N signals to the network device, the network device usually receives the N signals by using the same beam.
  • the indexing network device that reports the one or more beam indexes or the CSI-RS resources corresponding to the one or more beam indexes to the terminal device may also report an index of one or more signals to the terminal device, etc., for the terminal device pair. Subsequent signals are beamformed.
  • the signal index reported by the network device may be an index of a signal with the best signal quality in the downlink signal sent by the terminal device by using different beams, or may be a second signal quality, or other beam index. It does not constitute a limitation.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using different beams, and the N signals are performed by the network device according to the beam indication information.
  • the transmitting includes: transmitting, according to the beam indication information, the N signals by the beam; the method further comprising: receiving second indication information sent by the network device, where the second indication information is used to indicate L of the N signals Signal, 1 ⁇ L ⁇ N, L is an integer.
  • the terminal device usually receives the N signals by using the same beam. And reporting, by the network device, one or more beam indexes or an index of the CSI-RS resources corresponding to the one or more beam indexes, and the terminal device may also report an index of one or more signals to the network device, and the like, for the network device. Beamforming is performed on subsequent signals.
  • the signal index reported by the terminal device may be an index of a signal with the best signal quality in the downlink signal sent by the network device by using different beams, or may be the second signal quality, or other beam index. It does not constitute a limitation.
  • the terminal device may further determine, according to the second indication information, a beam used to send the subsequent signal. Specifically, the terminal device determines, according to the second indication information, the wave used by the signal indicated by the second indication information. The beam is used as the beam used to transmit the subsequent signal.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using the same beam, and the N signals are performed by the network device according to the beam indication information.
  • the transmitting includes: receiving, according to the beam indication information, the N signals by using different beams; the method further includes: determining, by using a beam used by the N signals, a beam used for receiving the subsequent signals.
  • the network device may receive the plurality of signals after the shaping by using different beams, and determine multiple signals therefrom.
  • the beam used to receive the best quality signal can be used to determine which beam received signals are used to obtain the best signal quality. It should be understood that the signal with the best reception quality may be one or more, which is not limited by the present invention.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using the same beam, and the N signals are performed by the network device according to the beam indication information.
  • the transmission includes: transmitting the N signals by using the same beam according to the beam indication information.
  • the terminal device may transmit the multiple signals by using the same beam, and the network device may receive the multiple beams by using different beams. And a signal from which the network device can determine the beam used to receive the best quality signal of the plurality of signals, so that the signal quality obtained by using the subsequent beam receiving signals is determined to be optimal.
  • the signal with the best reception quality may be one or more, which is not limited by the present invention.
  • the terminal device may send the multiple signals to the network device by using different beams, and the terminal device may also use the same beam.
  • the plurality of signals are sent to the network device, and the terminal device can use the beam indication information as a reference information, and send or receive the multiple signals according to their own conditions.
  • the N signals in the foregoing embodiment may include both an uplink signal and a downlink signal, that is, the beam indication information may indicate that the uplink signals of the N signals use the same or different beams, and may also indicate N at the same time.
  • the downlink signals in the signals use the same or different beams.
  • the embodiment of the present invention is not limited to the scenario where the N signals only refer to the uplink signal or the downlink signal.
  • the beam indication information is carried in at least one of the following signaling or signals: radio resource control RRC signaling, media access control (MAC) signaling, and downlink control.
  • RRC signaling radio resource control
  • MAC media access control
  • Information DCI signaling lower synchronization signal, downlink random access signal, and downlink pilot signal.
  • the beam indication information is transmitted through RRC signaling or MAC signaling or DCI signaling, or carried in a downlink signal.
  • the beam indication information may be carried by a Primary Synchronization Signal (PSS) sequence or a Secondary Synchronization Signal (SSS) sequence or a Physical Broadcast Channel (PBCH), or may be indicated by the beam.
  • PSS Primary Synchronization Signal
  • SSS Secondary Synchronization Signal
  • PBCH Physical Broadcast Channel
  • the information is implicitly indicated by other information in the DCI; the beam indication information may also be sent to the terminal device through the transmission resource configuration information of the multiple signals.
  • the transmission resource configuration information of the multiple signals is configured through RRC signaling, the beam indication information may be transmitted in the same RRC information domain by being configured with the transmission resource.
  • the beam indication signal can also be carried by some dedicated downlink control signals.
  • the MAC signaling carrying the beam indication information is used to activate or deactivate the N signals; and/or if the N signals are reference signals, DCI signaling carrying the beam indication information is used to trigger the The N signals are used. If the N signals are channels, DCI signaling carrying the beam indication information is used to schedule the N signals. For example, if the CSI-RS resource is activated by MAC signaling, the beam indication information may be carried by MAC signaling.
  • the DCI signaling that triggers or schedules the multiple signals and/or the MAC signaling that activates or deactivates the multiple signals may also not carry the beam indication information, where the beam indication information is carried in another signaling.
  • the embodiment of the present invention is not limited thereto.
  • the plurality of signals may be the same type or different types of signals configured with different transmission resources.
  • the multiple signals are the same pilot signal, or are the same channel.
  • the plurality of signals are all PRACH signals, or both are SRS signals, or both are DMRS signals, or both are CSI-RS signals, or both are beam-specific RS (BRS), or both
  • the synchronization signals are either Physical Downlink Shared Channel (PDSCH) signals, or both are PBCH signals, or both are Physical Uplink Shared Channel (PUSCH) signals.
  • the beam indication information includes beam information that is in one-to-one correspondence with each of the N signals, where the beam indication information is indicated by at least one of the following Whether the beams used by the N signals are the same: if the content of the first signal of the N signals and the beam information of the second signal are the same, the beam used for transmitting the first signal and the second signal If the content of the third signal of the N signals and the beam information of the fourth signal are different, the beams used for transmitting the third signal and the fourth signal are different; if the N signals are And the beam information of the fifth signal and the sixth signal are both pre-configured first values (for example, the first value may be 0), and the beams used to transmit the fifth signal and the sixth signal are the same; And if the seventh information of the N signals and the beam information of the eighth signal are both pre-configured second values (for example, the second value may be 1), transmitting the seventh signal and the The eight signals are different in use, and the first value and the second value are
  • the beam indication information may be a bit table, where each bit in the bit table corresponds to one of the plurality of signals, and each bit represents beam information used by the signal, for example, 8 bits are used.
  • each bit in the bit table corresponds to one of the plurality of signals, and each bit represents beam information used by the signal, for example, 8 bits are used.
  • the bit is 0.
  • the signals use different beams. For example, if the information indicated in one of the beam information includes an index of another signal, the beam used by the two signals may be the same, and the two signals may be agreed. The beams used are not the same. It is to be understood that the foregoing is merely illustrative, and is not intended to limit the scope of the invention.
  • FIG. 4 shows a schematic block diagram of a method 200 of transmitting signals in accordance with an embodiment of the present invention.
  • the method 200 can be performed by a network device, for example, by a base station, as shown in FIG. 4, the method 200 includes:
  • S220 Perform transmission of the N signals with the terminal device.
  • the network device sends, to the terminal device, beam indication information for determining whether to transmit the plurality of signals using the same beam, so that the terminal device and the network device can determine whether to use the respective transmit or receive signals.
  • the best beam which improves the follow-up letter No. Detection performance.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using different beams; and the transmitting, by the terminal device, the N signals, including: adopting The N signals are sent by different beams.
  • the method further includes: receiving first indication information sent by the terminal device, where the first indication information is used to indicate K signals in the N signals, 1 ⁇ K ⁇ N,K Is an integer.
  • the method 200 further includes: determining, according to the first indication information, a beam used for transmitting the subsequent signal.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using different beams; and the transmitting, by the terminal device, the N signals, including: adopting The same beam receives the N signals; the method further includes: sending, to the terminal device, second indication information, where the second indication information is used to indicate L signals of the N signals, 1 ⁇ L ⁇ N, L is Integer.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using the same beam; and the transmitting, by the terminal device, the N signals, including: adopting The same beam transmits the N signals.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using the same beam; and the transmitting, by the terminal device, the N signals, including: adopting Different beams receive the N signals; the method further includes determining a beam used to receive the subsequent signals from the beams used to receive the N signals.
  • the N signals are the same reference signal configured by different transmission resources or the same channel.
  • the N signals are signals that are activated or deactivated by the same MAC signaling, or the N signals are reference signals triggered by the same DCI signaling, or the N The signals are channels scheduled by the same DCI signaling.
  • the beam indication information is carried in at least one of the following information: radio resource control RRC signaling, media access control MAC signaling, downlink control information DCI signaling, and synchronization Signal, downlink random access signal and downlink pilot signal.
  • the MAC signaling is used to activate or deactivate the N signals; and/or if the N signals are reference signals, the DCI signaling is used to trigger a location
  • the N signals are used, and if the N signals are channels, the DCI signaling is used to schedule the N signals.
  • the RRC signaling is further configured to carry transmission resource configuration information corresponding to the N signals, and the transmitting, by the terminal device, the N signals, including: according to the transmission resource
  • the configuration information is used to transmit the N signals with the terminal device.
  • the beam indication information is beam information that is in one-to-one correspondence with each of the N signals, and the beam indication information indicates that the N signals are used by at least one of the following Whether the beams are the same: if the first signal of the N signals and the beam information of the second signal indicate the same content, the beam used to transmit the first signal and the second signal is the same; if the N signals are The beam information of the third signal and the fourth signal are different, and the beam used to transmit the third signal and the fourth signal is different; or if the beam information of the fifth signal and the sixth signal of the N signals are both a pre-configured first value, wherein the fifth signal and the sixth signal are transmitted using the same beam; if the seventh signal of the N signals and the beam information of the eighth signal are both pre-configured second values, Transmitting the seventh signal and the beam used by the eighth signal are different, the first value is different from the second value; if the content of the beam information indicated by the ninth signal of the N signals is included in the
  • the N signals are at least one of the following signals: a channel state information reference signal CSI-RS, a sounding reference signal SRS, a physical random access channel PRACH, a downlink synchronization signal, Physical broadcast channel PBCH, demodulation reference signal DMRS and beam-specific reference signal BRS.
  • CSI-RS channel state information reference signal
  • SRS sounding reference signal
  • PRACH physical random access channel
  • PRACH physical random access channel
  • BRS beam-specific reference signal
  • Embodiment 1 N CSI-RS resources are configured on the network side, and 3-bit beam indication information is respectively configured for each CSI-RS resource, and the beam indication information is indicated together with resource configuration information of each CSI-RS resource.
  • the terminal determines whether the CSI-RS corresponding to the different CSI-RS resources adopts the same beam according to the beam indication information of each CSI-RS resource. Specifically, the CSI-RSs corresponding to the CSI-RS resources with the same information are in the same beam, and the CSI-RSs corresponding to the CSI-RS resources with different indication information adopt different beams.
  • N 4, and CSI-RS resource 0 and CSI-RS resources
  • the corresponding beam indication information indicates 0, the beam indication information of the CSI-RS resource 1 indicates 1, and the beam indication information of the CSI-RS resource 3 indicates 2, indicating that the CSI-RS transmission corresponding to the resource 0 and the resource 2 uses the same beam ( Recorded as beam 1), the CSI-RS transmission corresponding to resource 1 uses another different beam (denoted as beam 2), and the CSI-RS transmission corresponding to resource 3 uses a different beam (referred to as beam 3).
  • the CSI-RSs sent by the same beam can be used for downlink receive beam determination, and the CSI-RSs sent by different beams can be used for downlink transmit beam determination.
  • Embodiment 2 N SRS resources are configured on the network side, and 1-bit beam indication information is respectively configured for each SRS resource, and the beam indication information is indicated together with resource configuration information of each SRS resource.
  • the terminal determines whether different SRSs use the same beam according to beam indication information of each SRS resource. Specifically, the SRS corresponding to the SRS resource whose indication information is 0 uses the same beam, and the SRS corresponding to the SRS resource whose indication information is 1 uses different beams.
  • the SRS transmission corresponding to 0, 1, 2, 3 ⁇ uses the same beam (recorded as beam 1), and the SRS transmission corresponding to SRS resources ⁇ 4, 5, 6, 7 ⁇ uses different beams (recorded as beams 2, 3, 4, 5).
  • the SRSs sent by the same beam can be used for uplink receive beam determination, and the SRSs sent by different beams can be used for uplink transmit beam determination.
  • the same method can also be applied to PRACH transmission.
  • Embodiment 3 The network side configures N CSI-RS resources in advance through RRC signaling, and triggers the terminal to perform aperiodic CSI-RS measurement based on the K CSI-RS resources therein by using the downlink DCI, where K is less than or equal to N. Integer.
  • the DCI carries the 1-bit beam indication information. If the indication information indicates 0, it indicates that the CSI-RS transmission corresponding to the triggered K CSI-RS resources adopts the same beam; if the indication information indicates 1, the triggered K is indicated.
  • the CSI-RS corresponding to the CSI-RS resources uses different beams.
  • the CSI-RSs sent by the same beam can be used for downlink receive beam determination, and the CSI-RSs sent by different beams can be used for downlink transmit beam determination.
  • Embodiment 4 The network side triggers the terminal to perform aperiodic SRS transmission by using the downlink DCI, and each time the terminal is triggered, it is required to repeatedly send N SRSs.
  • the N SRSs may use the same frequency domain resource/sequence or different frequency domain resources/sequences.
  • the DCI carries the 1-bit beam indication information. If the indication information indicates 0, it indicates that the triggered N SRS transmissions use the same beam; if the indication information indicates 1, it indicates that the triggered N SRSs use different beams.
  • the SRSs sent by the same beam can be used for uplink receive beam determination, and the CSI-RSs sent by different beams can be used for uplink transmit beam determination.
  • the beam indication information may be carried by a PSS sequence or an SSS sequence or a PBCH, where the PSS is taken as an example.
  • PSS sequences may be used to implicitly indicate beam indication information, that is, different information corresponds to different PSS sequences, for example, information 0 corresponds to PSS sequence 1, and information 1 corresponds to PSS sequence 2.
  • the correspondence can be agreed in advance, and the terminal obtains the information of each PSS sequence by blindly detecting the PSS sequence, and then determines whether multiple PSS sequences use the same beam according to the information.
  • two methods may be used to determine that: information 0 indicates that the corresponding PSS sequences are transmitted by the same beam, and information 1 indicates that the corresponding PSS sequences are transmitted by different beams; N different PSS sequences are used to correspond to N.
  • Different beam indication information wherein the PSS sequence with the same beam indication information uses the same beam, and the PSS sequences with different beam indication information use different beams. For example, if the beam indication information is K, it means that the Kth beam is used to transmit the PSS sequence.
  • FIG. 5 shows a schematic block diagram of a terminal device 300 that transmits signals according to an embodiment of the present invention.
  • the terminal device 300 includes:
  • the receiving unit 310 is configured to receive beam indication information that is sent by the network device, where the beam indication information is used to indicate whether the beams used by the N signals to be transmitted are the same, and N is an integer greater than one;
  • the transmitting unit 320 is configured to perform transmission of the N signals with the network device according to the beam indication information.
  • the terminal device 300 for transmitting a signal transmits whether a plurality of signals are transmitted by using the same beam according to the beam indication information, so that the terminal device and the network device can determine whether to use the respective transmitted or received signals.
  • the best beam which improves the performance of subsequent signal detection.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using different beams
  • the transmission unit 320 is specifically configured to:
  • the terminal device 300 further includes:
  • the sending unit 330 is configured to send, to the network device, first indication information, where the first indication information is used to indicate K signals in the N signals, where 1 ⁇ K ⁇ N, and K is an integer.
  • the beam indication information is used to indicate that the terminal device adopts The same beam sends the N signals to the network device, where the transmission unit 320 is specifically configured to:
  • the receiving unit 310 is further configured to:
  • the terminal device further includes:
  • a determining unit configured to determine, according to the second indication information, a beam used to send the subsequent signal.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using the same beam, where the transmission unit 320 is specifically configured to:
  • the determining unit 340 is further configured to: determine, from among beams used to receive the N signals, a beam used for receiving a subsequent signal.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using the same beam, where the transmission unit 320 is specifically configured to:
  • the N signals are transmitted using the same beam.
  • the N signals are the same reference signal configured by different transmission resources or the same channel.
  • the N signals are signals that are activated or deactivated by the same MAC signaling, or the N signals are reference signals triggered by the same DCI signaling, or the N The signals are channels scheduled by the same DCI signaling.
  • the beam indication information is carried in at least one of the following signaling: downlink radio resource control RRC signaling, downlink media access control MAC signaling, and downlink control information DCI
  • RRC signaling downlink radio resource control RRC signaling
  • MAC signaling downlink media access control MAC signaling
  • DCI downlink control information
  • the same synchronization signal, the downlink random access signal, and the downlink pilot signal are used.
  • the MAC signaling is used to activate or deactivate the N signals; and/or if the N signals are reference signals, the DCI signaling is used to trigger a location
  • the N signals are used, and if the N signals are channels, the DCI signaling is used to schedule the N signals.
  • the RRC signaling is further used to carry transmission resource configuration information corresponding to the N signals, where the transmission unit 320 is specifically configured to:
  • the beam indication information includes beam information that is in one-to-one correspondence with each of the N signals, where the beam indication information indicates that the N signals are used by at least one of the following: Whether the beams are the same: if the first signal of the N signals and the beam information of the second signal indicate the same content, the beam used to transmit the first signal and the second signal is the same; if the N signals are The beam information of the third signal and the fourth signal are different, and the beam used to transmit the third signal and the fourth signal is different; or if the beam information of the fifth signal and the sixth signal of the N signals are both a pre-configured first value, wherein the fifth signal and the sixth signal are transmitted using the same beam; if the seventh signal of the N signals and the beam information of the eighth signal are both pre-configured second values, Transmitting the seventh signal and the beam used by the eighth signal are different, the first value is different from the second value; if the content of the beam information indicated by the ninth signal of the N signals is included in
  • the N signals are at least one of the following signals: a channel state information reference signal CSI-RS, a sounding reference signal SRS, a physical random access channel PRACH, a synchronization signal, and a physical The broadcast channel PBCH, the demodulation reference signal DMRS, and the beam-specific reference signal BRS.
  • terminal device 300 for transmitting signals may correspond to the terminal device in the method embodiment of the present invention, and the above and other operations and/or functions of the respective units in the terminal device 300 respectively implement FIG. The corresponding process of the method is not repeated here for the sake of brevity.
  • FIG. 6 shows a schematic block diagram of a network device 400 that transmits signals in accordance with an embodiment of the present invention.
  • the network device 400 includes:
  • the sending unit 410 is configured to send, to the terminal device, beam indication information, where the beam indication information is used to indicate whether the beams used by the N signals to be transmitted are the same, and N is an integer greater than one;
  • the transmitting unit 420 is configured to perform transmission of the N signals with the terminal device.
  • the network device for transmitting a signal provided by the embodiment of the present invention sends, to the terminal device, beam indication information for determining whether to transmit multiple signals using the same beam, so that the terminal device and the network device can determine whether to use the respective transmit or receive signals.
  • the best beam which improves the performance of subsequent signal detection.
  • the beam indication information is used to indicate that the network device adopts The same beam sends the N signals to the terminal device;
  • the transmission unit 420 is specifically configured to:
  • the network device 400 also includes:
  • the receiving unit 430 is configured to receive first indication information that is sent by the terminal device, where the first indication information is used to indicate K signals in the N signals, where 1 ⁇ K ⁇ N, and K is an integer.
  • the network device 400 further includes:
  • the determining unit 440 is configured to determine, according to the first indication information, a beam used to send a subsequent signal.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using different beams;
  • the transmission unit 420 is specifically configured to:
  • the sending unit 410 is further configured to:
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using the same beam
  • the transmission unit 420 is specifically configured to:
  • the N signals are transmitted using the same beam.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using the same beam
  • the transmission unit 420 is specifically configured to:
  • the determining unit 440 is further configured to: determine, from among beams used to receive the N signals, a beam used to receive subsequent signals.
  • the N signals are the same reference signal configured by different transmission resources or the same channel.
  • the N signals are signals that are activated or deactivated by the same MAC signaling, or the N signals are reference signals triggered by the same DCI signaling, or the N The signals are channels scheduled by the same DCI signaling.
  • the beam indication information is carried in at least one of the following information.
  • a type of information radio resource control RRC signaling, media access control MAC signaling, downlink control information DCI signaling, lower synchronization signal, downlink random access signal, and downlink pilot signal.
  • the MAC signaling is used to activate or deactivate the N signals; and/or if the N signals are reference signals, the DCI signaling is used to trigger a location
  • the N signals are used, and if the N signals are channels, the DCI signaling is used to schedule the N signals.
  • the RRC signaling is further configured to carry transmission resource configuration information corresponding to the N signals, where the transmitting, by the terminal device, the N signals, including Transmitting, by the terminal device, the N signals according to the transmission resource configuration information.
  • the beam indication information is beam information that is in one-to-one correspondence with each of the N signals, and the beam indication information indicates that the N signals are used by at least one of the following Whether the beams are the same: if the first signal of the N signals and the beam information of the second signal indicate the same content, the beam used to transmit the first signal and the second signal is the same; if the N signals are The beam information of the third signal and the fourth signal are different, and the beam used to transmit the third signal and the fourth signal is different; or if the beam information of the fifth signal and the sixth signal of the N signals are both a pre-configured first value, wherein the fifth signal and the sixth signal are transmitted using the same beam; if the seventh signal of the N signals and the beam information of the eighth signal are both pre-configured second values, Transmitting the seventh signal and the beam used by the eighth signal are different, the first value is different from the second value; if the content of the beam information indicated by the ninth signal of the N signals is included in the
  • the N signals are at least one of the following signals: a channel state information reference signal CSI-RS, a sounding reference signal SRS, a physical random access channel PRACH, a downlink synchronization signal, Physical broadcast channel PBCH, demodulation reference signal DMRS and beam-specific reference signal BRS.
  • CSI-RS channel state information reference signal
  • SRS sounding reference signal
  • PRACH physical random access channel
  • PRACH physical random access channel
  • BRS beam-specific reference signal
  • the network device 400 for transmitting signals may correspond to the network device in the method embodiment of the present invention, and the above and other operations and/or functions of the respective units in the network device 400 are respectively implemented to implement FIG. The corresponding process of the method is not repeated here for the sake of brevity.
  • an embodiment of the present invention further provides a terminal device 500 for transmitting a signal
  • the terminal device 500 includes a processor 510, a memory 520 and a transceiver 540, wherein the processor 510, the memory 520 and the transceiver 540 communicate with each other through an internal connection path, and transmit control and/or data signals.
  • the processor 510 is configured to execute the instruction stored in the memory 520 to control the transceiver 540 to send a signal.
  • the processor 510 is configured to: receive beam indication information sent by the network device, where the beam indication information is used by the processor 510.
  • the signals used to indicate the N signals to be transmitted are the same, and N is an integer greater than 1. According to the beam indication information, the N signals are transmitted with the network device.
  • the terminal device for transmitting a signal transmits whether a plurality of signals are transmitted by using the same beam according to the beam indication information, so that the terminal device and the network device can determine whether the respective transmitting or receiving signals are used.
  • the best beam which improves the performance of subsequent signal detection.
  • the processor 510 may be a central processing unit (“CPU"), and the processor 510 may also be other general-purpose processors, digital signal processors (DSPs). , an application specific integrated circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware component, and the like.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 520 can include read only memory and random access memory and provides instructions and data to the processor 510. A portion of the memory 520 may also include a non-volatile random access memory. For example, the memory 520 can also store information of the device type.
  • each step of the above method may be completed by an integrated logic circuit of hardware in the processor 510 or an instruction in a form of software.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory 520, and the processor 510 reads the information in the memory 520 and completes the steps of the above method in combination with its hardware. To avoid repetition, it will not be described in detail here.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using different beams
  • the processor 510 is specifically configured to: use the same according to the beam indication information.
  • Receiving the N signals; the processor 510 is further configured to: send, to the network device, first indication information, where the first indication information is used to indicate K signals in the N signals, 1 ⁇ K ⁇ N, K is an integer.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using different beams
  • the processor 510 is specifically configured to: use different according to the beam indication information.
  • the beam is sent by the N signals; the processor 510 is further configured to: receive second indication information sent by the network device, where the second indication information is used to indicate L signals in the N signals, 1 ⁇ L ⁇ N , L is an integer.
  • the processor 510 is further configured to: determine, according to the second indication information, a beam used to send a subsequent signal.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using the same beam
  • the processor 510 is specifically configured to: use different according to the beam indication information.
  • the beam receives the N signals; the processor 510 is further configured to: determine, from a beam used to receive the N signals, a beam used to receive the subsequent signal.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using the same beam
  • the processor 510 is specifically configured to: use the same according to the beam indication information.
  • the beam transmits the N signals.
  • the N signals are the same reference signal configured by different transmission resources or the same channel.
  • the N signals are signals that are activated or deactivated by the same MAC signaling, or the N signals are reference signals triggered by the same DCI signaling, or the N signals are The channel scheduled by the same DCI signaling.
  • the beam indication information is carried in at least one of the following signaling or signals: downlink radio resource control RRC signaling, downlink media access control MAC signaling, and downlink control information DCI signaling.
  • RRC signaling downlink radio resource control RRC signaling
  • media access control MAC signaling downlink media access control MAC signaling
  • DCI signaling downlink control information DCI signaling.
  • the MAC signaling is used to activate or deactivate the N signals; and/or if the N signals are reference signals, the DCI signaling is used to trigger the N signals, If the N signals are channels, the DCI signaling is used to schedule the N signals.
  • the RRC signaling is further configured to carry transmission resource configuration information corresponding to the N signals, where the N signals are transmitted with the network device according to the beam indication information,
  • the method includes: transmitting, according to the beam indication information and the transmission resource configuration information, the N signals to the network device.
  • the beam indication information includes beam information corresponding to each of the N signals, and the beam indication information indicates the N by at least one of the following: Whether the beams used by the signals are the same: if the first signal of the N signals and the beam information of the second signal indicate the same content, the beam used to transmit the first signal and the second signal is the same; if the N The third signal of the two signals and the beam information of the fourth signal indicate different contents, and the third signal and the fourth signal are different from each other; or the fifth signal and the sixth signal of the N signals
  • the beam information is a pre-configured first value, and the fifth signal and the sixth signal are transmitted using the same beam; if the seventh signal of the N signals and the beam information of the eighth signal are both pre-configured a second value, the seventh signal is different from the beam used by the eighth signal, the first value is different from the second value; or the content indicated by the beam information of the ninth signal of the N signals includes the The index of the tenth signal of the N signals is the
  • the N signals are at least one of the following signals: a channel state information reference signal CSI-RS, a sounding reference signal SRS, a physical random access channel PRACH, a synchronization signal, and a physical The broadcast channel PBCH, the demodulation reference signal DMRS, and the beam-specific reference signal BRS.
  • the terminal device 500 for transmitting signals may correspond to the terminal device and the terminal device 300 in the embodiment of the present invention, and may correspond to the terminal device in the method according to the embodiment of the present invention, and the terminal
  • the above and other operations and/or functions of the respective units in the device 500 are respectively omitted in order to implement the corresponding processes of the method of FIG. 3 for brevity.
  • an embodiment of the present invention further provides a network device 600 for transmitting a signal
  • the network device 600 includes a processor 610, a memory 620, and a transceiver 640, wherein the processor 610, the memory 620, and The transceiver 640 communicates with each other through an internal connection path for transferring control and/or data signals, the memory 620 is for storing instructions, and the processor 650 is configured to execute instructions stored by the memory 620 to control the transceiver 640 to transmit signals;
  • the processor 610 is configured to: send, to the terminal device, beam indication information, where the beam indication information is used to indicate whether the beams used by the N signals to be transmitted are the same, and N is an integer greater than 1, and the N is performed by the terminal device. Transmission of signals.
  • the network device for transmitting a signal provided by the embodiment of the present invention sends, to the terminal device, beam indication information for determining whether to transmit multiple signals using the same beam, so that the terminal device and the network device can determine whether to use the respective transmit or receive signals.
  • the best beam which improves the follow-up letter No. Detection performance.
  • the processor 610 may be a central processing unit ("CPU"), and the processor 610 may also be other general-purpose processors, digital signal processors (DSPs). , an application specific integrated circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic device, discrete hardware component, and the like.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 620 can include read only memory and random access memory and provides instructions and data to the processor 610. A portion of the memory 620 can also include a non-volatile random access memory. For example, the memory 620 can also store information of the device type.
  • each step of the foregoing method may be completed by an integrated logic circuit of hardware in the processor 610 or an instruction in a form of software.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the memory 620, and the processor 610 reads the information in the memory 620 and completes the steps of the above method in combination with its hardware. To avoid repetition, it will not be described in detail here.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using different beams.
  • the processor 610 is specifically configured to: send the N by using different beams.
  • the processor 610 is further configured to: receive first indication information sent by the terminal device, where the first indication information is used to indicate K signals in the N signals, 1 ⁇ K ⁇ N, and K is an integer.
  • the processor 610 is further configured to: determine, according to the first indication information, a beam used to send a subsequent signal.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using different beams.
  • the processor 610 is specifically configured to: receive the N by using the same beam.
  • the processor 610 is further configured to: send, to the terminal device, second indication information, where the second indication information is used to indicate L signals of the N signals, where 1 ⁇ L ⁇ N, and L is an integer.
  • the beam indication information is used to indicate that the network device sends the N signals to the terminal device by using the same beam; the processor 610 is specifically configured to: send the N by using the same beam. signal.
  • the beam indication information is used to indicate that the terminal device sends the N signals to the network device by using the same beam; the processor 610 is specifically configured to: receive the N by using different beams. The processor 610 is further configured to: determine, from a beam used to receive the N signals, a beam used to receive the subsequent signal.
  • the N signals are the same reference signal configured by different transmission resources or the same channel.
  • the N signals are signals that are activated or deactivated by the same MAC signaling, or the N signals are reference signals triggered by the same DCI signaling, or the N The signals are channels scheduled by the same DCI signaling.
  • the beam indication information is carried in at least one of the following signaling or signals: radio resource control RRC signaling, media access control MAC signaling, downlink control information DCI signaling, The same synchronization signal, downlink random access signal, and downlink pilot signal.
  • the MAC signaling is used to activate or deactivate the N signals; and/or if the N signals are reference signals, the DCI signaling is used to trigger a location
  • the N signals are used, and if the N signals are channels, the DCI signaling is used to schedule the N signals.
  • the RRC signaling is further configured to carry transmission resource configuration information corresponding to the N signals, and the transmitting, by the terminal device, the N signals, including: according to the transmission resource
  • the configuration information is used to transmit the N signals with the terminal device.
  • the beam indication information is beam information that is in one-to-one correspondence with each of the N signals, and the beam indication information indicates that the N signals are used by at least one of the following Whether the beams are the same: if the first signal of the N signals and the beam information of the second signal indicate the same content, the beam used to transmit the first signal and the second signal is the same; if the N signals are The beam information of the third signal and the fourth signal are different, and the beam used to transmit the third signal and the fourth signal is different; if the beam information of the fifth signal and the sixth signal of the N signals are both a pre-configured first value, wherein the fifth signal and the sixth signal are transmitted using the same beam; if the seventh signal of the N signals and the beam information of the eighth signal are both pre-configured second values, Transmitting the seventh signal and the beam used by the eighth signal are different, the first value is different from the second value; or if the content indicated by the beam information of the ninth signal of the N signals includes the N signals
  • the N signals are at least one of the following signals: a channel state information reference signal CSI-RS, a sounding reference signal SRS, a physical random access channel PRACH, a downlink synchronization signal, Physical broadcast channel PBCH, demodulation reference signal DMRS and beam-specific reference signal BRS.
  • CSI-RS channel state information reference signal
  • SRS sounding reference signal
  • PRACH physical random access channel
  • PRACH physical random access channel
  • BRS beam-specific reference signal
  • the network device 600 for transmitting signals may correspond to the network device and the network device 400 in the embodiment of the present invention, and may correspond to a network device in a method according to an embodiment of the present invention, and the network
  • the above and other operations and/or functions of the respective units in the device 600 are respectively omitted in order to implement the corresponding processes of the method in FIG. 4 for brevity.
  • B corresponding to A means that B is associated with A, and B can be determined according to A.
  • determining B from A does not mean that B is only determined based on A, and that B can also be determined based on A and/or other information.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one.
  • the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, can be stored in a computer readable storage medium.
  • the technical solution of the present application may be in essence or part of the contribution to the prior art, or all or part of the technical solution may be embodied in the form of a software product stored in a storage medium.
  • a number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the method of various embodiments of the present invention.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .

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Abstract

本发明实施例公开了一种传输信号的方法、终端设备和网络设备,该方法包括:接收网络设备发送的波束指示信息,该波束指示信息用于指示传输N个信号采用的波束是否相同,N为大于1的整数;根据该波束指示信息,与该网络设备进行该N个信号的传输。本发明实施例的方法、终端设备和网络设备,根据波束指示信息确定的传输多个信号是否采用相同的波束来进行信号的传输,使得终端设备和网络设备可以确定各自发送或接收信号采用的最佳波束,从而提高了后续信号检测的性能。

Description

传输信号的方法、终端设备和网络设备 技术领域
本申请涉及通信领域,尤其涉及传输信号的方法、终端设备和网络设备。
背景技术
在第五代(5G)移动通信技术的研究中,波束赋形技术是一项用于提高覆盖和频谱效率的重要技术。波束赋形就是一种基于天线阵列的信号预处理技术,通过调整各天线阵元上发送信号的权值,产生具有指向性的波束。
在上行信号传输中,终端设备可以采用不同波束或者相同波束发送多个信号;同样地,在下行信号传输中,终端设备也可以采用不同波束或者相同波束接收多个信号,为了能够提高后续信号传输的性能,亟待一种新的传输信号的方法。
发明内容
有鉴于此,本发明实施例提供了一种传输信号的方法、终端设备和网络设备,能够提高后续信号传输的性能。
第一方面,提供了一种传输信号的方法,该方法包括:接收网络设备发送的波束指示信息,该波束指示信息用于指示待传输的N个信号采用的波束是否相同,N为大于1的整数;根据该波束指示信息,与该网络设备进行该N个信号的传输。
根据波束指示信息确定的传输多个信号是否采用相同的波束来进行信号的传输,使得终端设备和网络设备可以确定各自发送或接收信号采用的最佳波束,从而提高了后续信号检测的性能。
在一种可能的实现方式中,该波束指示信息用于指示该网络设备采用不同的波束向终端设备发送该N个信号,该根据该波束指示信息,与该网络设备进行该N个信号的传输,包括:根据该波束指示信息,接收该N个信号;该方法还包括:向该网络设备发送第一指示信息,该第一指示信息用于指示该N个信号中的K个信号,1≤K≤N,K为整数。
具体地,终端设备根据该波束指示信息可以采用相同的波束接收该N个信号,从而终端设备可以根据接收该N个信号的质量确定出网络设备发送该 N个信号中质量最好的信号。
可选地,该第一指示信息可以是该K个信号的信号索引,该信号和波束之间有对应关系。该K个信号可以是终端设备接收该N个信号中接收质量最好的一个或多个信号。
在一种可能的实现方式中,该波束指示信息用于指示终端设备采用不同的波束向该网络设备发送该N个信号,该根据该波束指示信息,与该网络设备进行该N个信号的传输,包括:根据该波束指示信息,发送该N个信号;该方法还包括:接收该网络设备发送的第二指示信息,该第二指示信息用于指示该N个信号中的L个信号,1≤L≤N,L为整数。
进一步地,终端设备采用不同波束发送该N个信号之后,可以根据所述第二指示信息,确定用于发送后续信号所采用的波束。
可选地,该第二指示信息可以是该L个信号的信号索引,该信号和波束之间有对应关系。该L个信号可以是网络设备接收该N个信号中接收质量最好的一个或多个信号。
在一种可能的实现方式中,该波束指示信息用于指示该网络设备采用相同的波束向终端设备发送该N个信号,该根据该波束指示信息,与该网络设备进行该N个信号的传输,包括:根据该波束指示信息,采用不同的波束接收该N个信号;该方法还包括:从接收该N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
在一种可能的实现方式中,该波束指示信息用于指示终端设备采用相同的波束向该网络设备发送该N个信号,该根据该波束指示信息,与该网络设备进行该N个信号的传输,包括:根据该波束指示信息,采用相同的波束发送该N个信号。
在一种可能的实现方式中,该N个信号为采用不同传输资源配置的同一种参考信号或者同一种信道。
在一种可能的实现方式中,该N个信号为同一个MAC信令激活或去激活的信号,或该N个信号为同一个DCI信令触发的参考信号,或该N个信号为同一个DCI信令调度的信道。
在一种可能的实现方式中,该波束指示信息承载于以下信令或信号中的至少一种:下行无线资源控制RRC信令、下行媒体访问控制MAC信令和下行控制信息DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
可选地,该波束指示信息还可以承载在下行控制信号中,例如物理广播信道(Physical Broadcast Channel,PBCH)。
在一种可能的实现方式中,该MAC信令用于激活或去激活该N个信号;和/或若该N个信号为参考信号,该DCI信令用于触发该N个信号,若该N个信号为信道,该DCI信令用于调度该N个信号。
在一种可能的实现方式中,该RRC信令还用于承载与该N个信号对应的传输资源配置信息,该根据该波束指示信息,与该网络设备进行该N个信号的传输,包括:根据该波束指示信息和该传输资源配置信息,与该网络设备进行该N个信号的传输。
在一种可能的实现方式中,该波束指示信息包括与该N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所述N个信号采用的波束是否相同:若该N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输该第一信号和该第二信号所采用的波束相同;若该N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输该第三信号和该第四信号采用的波束不同;或若该N个信号中的第五信号和第六信号的波束信息均为预配置的第一值,则传输该第五信号和该第六信号采用的波束相同;若该N个信号中的第七信号和第八信号的波束信息均为预配置的第二值,则传输该第七信号和该第八信号采用的波束不同,该第一值和该第二值不同;若该N个信号中的第九信号的波束信息指示的内容包括该N个信号中的第十信号的索引,则传输该第九信号和该第十信号采用的波束相同;若该N个信号中的第十一信号的波束信息指示的内容包括该N个信号中的第十二信号的索引,则传输该第十一信号和该第十二信号采用的波束不同。
在一种可能的实现方式中,该N个信号为以下信号中的至少一种信号:信道状态信息参考信号CSI-RS、探测参考信号SRS、物理随机接入信道PRACH、同步信号、物理广播信道PBCH、解调参考信号DMRS和波束专用参考信号BRS。
第二方面,提供了一种传输信号的方法,该方法包括:向终端设备发送波束指示信息,该波束指示信息用于指示待传输的N个信号采用的波束是否相同,N为大于1的整数;与该终端设备进行该N个信号的传输。
网络设备向终端设备发送用于确定的传输多个信号是否采用相同的波 束的波束指示信息,使得终端设备和网络设备可以确定各自发送或接收信号采用的最佳波束,从而提高了后续信号检测的性能。
在一种可能的实现方式中,该波束指示信息用于指示网络设备采用不同的波束向该终端设备发送该N个信号;该与该终端设备进行该N个信号的传输,包括:采用不同的波束发送该N个信号;该方法还包括:接收该终端设备发送的第一指示信息,该第一指示信息用于指示该N个信号中的K个信号所采用的波束,1≤K≤N,K为整数。
进一步地,网络设备在采用不同波束发送该N个信号之后,可以根据该第一指示信息,确定用于发送后续信号所采用的波束。
在一种可能的实现方式中,该波束指示信息用于指示该终端设备采用不同的波束向网络设备发送该N个信号;该与该终端设备进行该N个信号的传输,包括:采用相同的波束接收该N个信号;该方法还包括:向该终端设备发送第二指示信息,该第二指示信息用于指示该N个信号中的L个信号所采用的波束,1≤L≤N,L为整数。
在一种可能的实现方式中,该波束指示信息用于指示网络设备采用相同的波束向该终端设备发送该N个信号;该与该终端设备进行该N个信号的传输,包括:采用相同的波束发送该N个信号。
在一种可能的实现方式中,该波束指示信息用于指示该终端设备采用相同的波束向网络设备发送该N个信号;该与该终端设备进行该N个信号的传输,包括:采用不同的波束接收该N个信号;该方法还包括:从接收该N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
在一种可能的实现方式中,所述N个信号为采用不同传输资源配置的同一种参考信号或者同一种信道。
在一种可能的实现方式中,所述N个信号为同一个MAC信令激活或去激活的信号,或所述N个信号为同一个DCI信令触发的参考信号,或所述N个信号为同一个DCI信令调度的信道。
在一种可能的实现方式中,所述波束指示信息承载于以下信令或信号中的至少一种:无线资源控制RRC信令、媒体访问控制MAC信令、下行控制信息DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
在一种可能的实现方式中,所述MAC信令用于激活或去激活所述N个信号;和/或若所述N个信号为参考信号,所述DCI信令用于触发所述N个 信号,若所述N个信号为信道,所述DCI信令用于调度所述N个信号。
在一种可能的实现方式中,该RRC信令还用于承载与该N个信号对应的传输资源配置信息,该与该终端设备进行该N个信号的传输,包括:根据该传输资源配置信息,与该终端设备进行该N个信号的传输。
在一种可能的实现方式中,该波束指示信息为与该N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所述N个信号采用的波束是否相同:若该N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输该第一信号和该第二信号所采用的波束相同;若该N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输该第三信号和该第四信号采用的波束不同;若该N个信号中的第五信号和第六信号的波束信息均为预配置的第一值,则传输该第五信号和该第六信号采用的波束相同;若该N个信号中的第七信号和第八信号的波束信息均为预配置的第二值,则传输该第七信号和该第八信号采用的波束不同,该第一值和该第二值不同;若该N个信号中的第九信号的波束信息指示的内容包括该N个信号中的第十信号的索引,则传输该第九信号和该第十信号采用的波束相同;若该N个信号中的第十一信号的波束信息指示的内容包括该N个信号中的第十二信号的索引,则传输该第十一信号和该第十二信号采用的波束不同。
在一种可能的实现方式中,该N个信号为以下信号中的至少一种信号:信道状态信息参考信号CSI-RS、探测参考信号SRS、物理随机接入信道PRACH、下行同步信号、物理广播信道PBCH、解调参考信号DMRS和波束专用参考信号BRS。
第三方面,提供了一种终端设备,用于执行上述第一方面或第一方面的任意可能的实现方式中的方法。具体地,该终端设备包括用于执行上述第一方面或第一方面的任意可能的实现方式中的方法的单元。
第四方面,提供了一种网络设备,用于执行上述第二方面或第一方面的任意可能的实现方式中的方法。具体地,该网络设备包括用于执行上述第二方面或第二方面的任意可能的实现方式中的方法的单元。
第五方面,提供了一种终端设备,该终端设备包括:存储器、处理器和收发器。其中,存储器、处理器和收发器通过内部连接通路互相通信,传递控制和/或数据信号。该存储器用于存储指令,该处理器用于执行该存储器存 储的指令,当该指令被执行时,该处理器控制收发器接收输入的数据和信息,输出操作结果等数据。
第六方面,提供了一种网络设备,该网络设备包括:存储器、处理器和收发器。其中,存储器、处理器和收发器通过内部连接通路互相通信,传递控制和/或数据信号,该存储器用于存储指令,该处理器用于执行该存储器存储的指令,当该指令被执行时,该处理器控制收发器接收输入的数据和信息,输出操作结果等数据。
附图说明
图1示出了本发明实施例的一种可能的应用场景的示意图。
图2示出了双流波束赋形的示意性框图。
图3示出了本发明实施例的传输信号的方法的示意性框图。
图4示出了本发明实施例的传输信号的方法的另一示意性框图。
图5示出了本发明实施例的传输信号的终端设备的示意性框图。
图6示出了本发明实施例的传输信号的网络设备的示意性框图。
图7示出了本发明实施例的传输信号的终端设备的另一示意性框图。
图8示出了本发明实施例的传输信号的网络设备的另一示意性框图。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述。
应理解,本发明实施例的技术方案可以应用于各种通信系统,例如:全球移动通讯(Global System of Mobile communication,简称为“GSM”)系统、码分多址(Code Division Multiple Access,简称为“CDMA”)系统、宽带码分多址(Wideband Code Division Multiple Access,简称为“WCDMA”)系统、通用分组无线业务(General Packet Radio Service,简称为“GPRS”)、长期演进(Long Term Evolution,简称为“LTE”)系统、LTE频分双工(Frequency Division Duplex,简称为“FDD”)系统、LTE时分双工(Time Division Duplex,简称为“TDD”)、通用移动通信系统(Universal Mobile Telecommunication System,简称为“UMTS”)、全球互联微波接入(Worldwide Interoperability for Microwave Access,简称为“WiMAX”)通信系统或未来的5G系统等。
特别地,本发明实施例的技术方案可以应用于各种基于非正交多址接入技术的通信系统,例如稀疏码多址接入(Sparse Code Multiple Access,简称为“SCMA”)系统、低密度签名(Low Density Signature,简称为“LDS”)系统等,当然SCMA系统和LDS系统在通信领域也可以被称为其他名称;进一步地,本发明实施例的技术方案可以应用于采用非正交多址接入技术的多载波传输系统,例如采用非正交多址接入技术正交频分复用(Orthogonal Frequency Division Multiplexing,简称为“OFDM”)、滤波器组多载波(Filter Bank Multi-Carrier,简称为“FBMC”)、通用频分复用(Generalized Frequency Division Multiplexing,简称为“GFDM”)、滤波正交频分复用(Filtered-OFDM,简称为“F-OFDM”)系统等。
本发明实施例中的终端设备可以指用户设备(User Equipment,UE)、接入终端、用户单元、用户站、移动站、移动台、远方站、远程终端、移动设备、用户终端、终端、无线通信设备、用户代理或用户装置。接入终端可以是蜂窝电话、无绳电话、会话启动协议(Session Initiation Protocol,SIP)电话、无线本地环路(Wireless Local Loop,WLL)站、个人数字处理(Personal Digital Assistant,PDA)、具有无线通信功能的手持设备、计算设备或连接到无线调制解调器的其它处理设备、车载设备、可穿戴设备,未来5G网络中的终端设备或者未来演进的公用陆地移动通信网络(Public Land Mobile Network,PLMN)中的终端设备等,本发明实施例并不限定。
本发明实施例中的网络设备可以是用于与终端设备通信的设备,该网络设备可以是GSM或CDMA中的基站(Base Transceiver Station,BTS),也可以是WCDMA系统中的基站(NodeB,NB),还可以是LTE系统中的演进型基站(Evolutional NodeB,eNB或eNodeB),还可以是云无线接入网络(Cloud Radio Access Network,CRAN)场景下的无线控制器,或者该网络设备可以为中继站、接入点、车载设备、可穿戴设备以及未来5G网络中的网络设备或者未来演进的PLMN网络中的网络设备等,本发明实施例并不限定。
图1是本发明一个应用场景的示意图。图1中的通信系统可以包括终端设备10和网络设备20。网络设备20用于为终端设备10提供通信服务并接入核心网,终端设备10通过搜索网络设备20发送的同步信号、广播信号等而接入网络,从而进行与网络的通信。图1中所示出的箭头可以表示通过终 端设备10与网络设备20之间的蜂窝链路进行的上/下行传输。
在5G的研究中,波束赋形技术是一项用于提高覆盖和频谱效率的重要技术。波束赋形(Beamforming,BF)是自适应阵列智能天线的一种实现方式,是一种在多个阵元组成的天线阵列上实现的数字信号处理技术。它利用有用信号和干扰信号在到达角等空间信道特性上的差异,通过对天线阵列设置适当的加权值,在空间上隔离有用信号和干扰信号,实现降低用户间干扰,提升系统容量的目的。
为了便于理解本发明实施例,下面以图2中的双流波束赋形为例简单介绍一下波束赋形技术。如图2所示,发送端的两个数据流分别经过加扰、调制,然后进行天线层映射,经过预编码处理,进入波束赋形单元,对于两个不同的数据流计算得到两组赋形系数,对两个数据流分别赋形,送入天线端口,并指向不同的用户。
在上行传输中,终端设备可以用不同的波束发送多个信号,令网络设备指示其中接收质量最好的波束作为后续的上行信号传输所用的波束。同时,终端设备也可以用相同的波束发送多个相同信号,网络设备采用不同的波束接收多个信号,从而选出接收质量最好的波束作为后续接收信号所用的波束。
类似地,在下行传输中,网络设备可以用不同的波束发送多个信号,令终端设备指示其中接收质量最好的波束作为后续的下行信号传输所用的波束。同时,网络设备也可以用相同的波束发送多个相同信号,终端设备采用不同的波束接收多个信号,从而选出接收质量最好的波束作为后续接收信号所用的波束。
因此,无论在上行传输还是在下行传输中,接收端都要知道发送端发送的多个信号采用的是相同的波束还是不同的波束,以确定接收或发送后续信号所采用的波束。
图3示出了本发明实施例的传输信号的方法100的示意性框图。如图100所示,该方法可以由终端设备执行,例如可以由用户设备执行,该方法100包括:
S110,接收网络设备发送的波束指示信息,该波束指示信息用于指示传输N个信号采用的波束是否相同,N为大于1的整数;
S120,根据该波束指示信息,与该网络设备进行该N个信号的传输。
具体地,网络设备可以预先约定好终端设备或网络设备传输多个信号采用的波束是否相同,网络设备进而可以通过无线资源控制(Radio Resource Control,RRC)信令等向终端设备发送波束指示信息,通过该波束指示信息可以通知终端设备传输多个信号中的哪些信号采用相同的波束,或者哪些信号采用不同的信号,这样,终端设备即可根据该波束指示信息来确定如何发送或接收该多个信号。例如,网络设备通知终端设备传输多个上行信号时其中有两个上行信号可以采用相同的波束,那么网络设备即可采用不同的波束来接收这两个信号,使得网络设备从接收该两个信号的波束中可以选择后续接收上行信号采用哪个波束最佳。
因此,本发明实施例的传输信号的方法,根据波束指示信息确定的传输多个信号是否采用相同的波束来进行信号的传输,使得终端设备和网络设备可以确定各自发送或接收信号采用的最佳波束,从而提高了后续信号检测的性能。
需要说明的是,其一,在本发明实施例是以网络终端设备向终端设备发送波束指示信息,来告知终端设备传输多个信号所采用的波束是否相同为例进行描述;类似地,终端设备也可以向网络设备发送波束指示信息来告知网络设备传输多个信号所采用的波束是否相同,具体地,可以通过一些专用信令来承载该波束指示信息。本发明并不限于此。
其二,这里的N个信号可以是上行信号,也可以是下行信号。可以是同步信号、可以是如物理广播信道(Physical Broadcast Channel,PBCH)、系统信息块(System Information Block,SIB)等广播信号、也可也以是物理随机接入信道(Physiacal Random Access Channel,PRACH)、波束专用参考信号(beam-specific RS,BRS)、还可以是信道状态信息-参考信号(Channel State Information-Reference Signal,CSI-RS)、解调参考信号(Demodulation Reference Signal,DMRS)、探测参考信号(Sounding Reference Signal,SRS)等下行参考信号。
其三,这里的与网络设备进行该N个信号的传输,是指跟网络设备进行该信号的收发。可以是终端设备接收网络设备发送的该N个信号,也可以是终端设备向网络设备发送该N个信号。
可选地,在本发明实施例中,该波束指示信息用于指示该网络设备采用不同的波束向终端设备发送该N个信号,该根据该波束指示信息,与该网络 设备进行该N个信号的传输,包括:根据该波束指示信息,接收该N个信号;该方法还包括:向该网络设备发送第一指示信息,该第一指示信息用于指示该N个信号中的K个信号,1≤K≤N,K为整数。
本领域技术人员理解,波束赋形技术可以根据信道信息的反馈方式分为基于码本的(Codebook based)和基于信道互易性两种方式。前者基于终端反馈的码本信息,由网络设备确定下一次传输采用的预编码码本;后者则根据上行发送的探测参考信号SRS,利用信道互易性得到下行信道信息,并进行下行需要的预编码矩阵计算与选择。举例来说,如果终端设备采用N个不同波束对N个信号进行赋形,并将经过赋形之后的N个信号发送给网络设备,则网络设备通常会采用相同的波束接收该N个信号,并向终端设备上报一个或多个波束索引或者该一个或多个波束索引对应的CSI-RS资源的索引网络设备还可以向终端设备上报一个或多个信号的索引等,以用于终端设备对后续信号进行波束赋形。具体地,网络设备上报的信号索引可以是终端设备采用不同波束发送的下行信号中信号质量最好的信号的索引,也可以是信号质量排第二的,或其他的波束索引,本发明对此并不构成限定。
可选地,在本发明实施例中,该波束指示信息用于指示终端设备采用不同的波束向该网络设备发送该N个信号,该根据该波束指示信息,与该网络设备进行该N个信号的传输,包括:根据该波束指示信息,波束发送该N个信号;该方法还包括:接收该网络设备发送的第二指示信息,该第二指示信息用于指示该N个信号中的L个信号,1≤L≤N,L为整数。
举例来说,如果网络设备采用N个不同波束对N个信号进行赋形,并将经过赋形之后的N个信号发送给终端设备,则终端设备通常会采用相同的波束接收该N个信号,并向网络设备上报一个或多个波束索引或者该一个或多个波束索引对应的CSI-RS资源的索引,终端设备还可以向网络设备上报一个或多个信号的索引等,以用于网络设备进行对后续信号进行波束赋形。具体地,终端设备上报的信号索引可以是网络设备采用不同波束发送的下行信号中信号质量最好的信号的索引,也可以是信号质量排第二的,或其他的波束索引,本发明对此并不构成限定。
进一步地,终端设备在采用不同波束发送多个信号之后,还可以根据该第二指示信息,确定发送后续信号所采用的波束。具体地,终端设备根据接收到第二指示信息,确定出与发送该第二指示信息指示的信号所采用的波 束,并将确定的波束作为发送后续信号所采用的波束。
可选地,在本发明实施例中,该波束指示信息用于指示该网络设备采用相同的波束向终端设备发送该N个信号,该根据该波束指示信息,与该网络设备进行该N个信号的传输,包括:根据该波束指示信息,采用不同的波束接收该N个信号;该方法还包括:从接收该N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
类似地,若终端设备根据该波束指示信息确定网络设备采用相同的波束向终端设备发送多个信号,那么网络设备可以采用不同的波束接收经过赋形之后的多个信号,并从中确定多个信号中接收质量最好的信号所采用的波束,从而可以确定出后续用哪些波束接收信号得到的信号质量最佳。应理解,该接收质量最好的信号可以是一个或多个,本发明对此不够成限定。
可选地,在本发明实施例中,该波束指示信息用于指示终端设备采用相同的波束向该网络设备发送该N个信号,该根据该波束指示信息,与该网络设备进行该N个信号的传输,包括:根据该波束指示信息,采用相同的波束发送该N个信号。
同样地,若终端设备根据该波束指示信息确定出该终端设备采用相同的波束传输多个信号,那么终端设备可以采用相同的波束传输该多个信号,那么网络设备可以采用不同的波束接收该多个信号,并且网络设备可以从中确定出该多个信号中接收质量最好的信号所采用的波束,从而可以确定出后续使用哪些波束接收信号得到的信号质量最佳。应理解,该接收质量最好的信号可以是一个或多个,本发明对此不够成限定。
应理解,上述实施例仅仅是一种示意性说明,本发明实施例应不限于此。例如,若终端设备根据波束指示信息确定该终端设备应该采用不同的波束向网络设备发送多个信号,终端设备可以采用不同的波束向网络设备发送该多个信号,终端设备也可以采用相同的波束向网络设备发送该多个信号,终端设备可以将该波束指示信息作为一个参考信息,根据自身的情况来发送或接收该多个信号。
还应理解,上述实施例中的N个信号可以既包括上行信号,也包括下行信号,也就是说波束指示信息可以指示N个信号中的上行信号采用相同或不同的波束,也可以同时指示N个信号中的下行信号采用相同或不同的波束,本发明实施例并不局限于该N个信号仅仅是指上行信号或下行信号的场景。
可选地,在本发明实施例中,该波束指示信息承载于以下信令或信号中的至少一种:无线资源控制RRC信令、媒体访问控制(Media Access Control,MAC)信令和下行控制信息DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
具体地,该波束指示信息通过RRC信令或者MAC信令或者DCI信令传输,或者携带在下行信号中。例如,可以通过主同步信号(Primary Synchronization Signal,PSS)序列或者辅同步信号(Secondary Synchronization Signal,SSS)序列或者物理广播信道(Physical Broadcast Channel,PBCH)携带该波束指示信息,也可以将该波束指示信息通过DCI中的其他信息隐性指示;该波束指示信息还可以通过多个信号的传输资源配置信息一起发送给终端设备。例如,如果该多个信号的传输资源配置信息通过RRC信令配置,则该波束指示信息可以通过与该传输资源配置在同一个RRC信息域传输。该波束指示信号还可以通过一些专用的下行控制信号携带。
进一步地,携带该波束指示信息的MAC信令用于激活或去激活所述N个信号;和/或若所述N个信号为参考信号,携带该波束指示信息的DCI信令用于触发所述N个信号,若所述N个信号为信道,携带该波束指示信息的DCI信令用于调度所述N个信号。例如,如果通过MAC信令来激活CSI-RS资源,则可以通过MAC信令来携带该波束指示信息。
可选地,触发或调度该多个信号的DCI信令和/或激活或去激活该多个信号的MAC信令也可以不携带该波束指示信息,该波束指示信息承载在别的信令里,例如RRC信令中,本发明实施例并不限于此。
应理解,若该波束指示信息和对应于该多个信号的传输资源配置信息一起传输时,则该多个信号可以为采用不同的传输资源配置的同一类型或不同类型信号。举例来说,该多个信号为同一种导频信号,或者为同一种信道。比如,该多个信号都为PRACH信号,或者都为SRS信号,或者都为DMRS信号,或者都为CSI-RS信号,或者都为波束专用参考信号(beam-specific RS,BRS),或者都为同步信号,或者都为物理下行共享信道(Physical Downlink Shared Channel,PDSCH)信号,或者都为PBCH信号,或者都为物理上行共享信道(Physical Uplink Shared Channel,PUSCH)信号。
可选地,在本发明实施例中,所述波束指示信息包括与所述N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所 述N个信号采用的波束是否相同:若所述N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输所述第一信号和所述第二信号所采用的波束相同;若所述N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输所述第三信号和所述第四信号采用的波束不同;若所述N个信号中的第五信号和第六信号的波束信息均为预配置的第一值(例如,所述第一值可以为0),则传输所述第五信号和所述第六信号采用的波束相同;若所述N个信号中的第七信号和第八信号的波束信息均为预配置的第二值(例如,所述第二值可以为1),则传输所述第七信号和所述第八信号采用的波束不同,所述第一值和所述第二值不同;若所述N个信号中的第九信号的波束信息指示的内容包括所述N个信号中的第十信号的索引,则传输所述第九信号和所述第十信号采用的波束相同;若所述N个信号中的第十一信号的波束信息指示的内容包括所述N个信号中的第十二信号的索引,则传输所述第十一信号和所述第十二信号采用的波束不同。
具体地,该波束指示信息可以是一个比特表,其中该比特表中的每一位对应多个信号中的一个信号,每一位代表了该信号采用的波束信息,例如,采用8个比特位来表示8个信号,其中,可以约定比特位为0的信号采用相同的波束,比特位为1的信号采用不同的波束,也可以约定比特位为1的信号采用相同的波束,比特位为0的信号采用不同的波束。再例如,该波束指示信息包括的8个波束信息中,若其中某个波束信息中指示的内容包括另外一个信号的索引,可以约定该两个信号采用的波束相同,也可以约定该两个信号采用的波束不相同。应理解,上述这些仅仅是用来举例说明,并不对本发明实施例的保护范围构成限定。
图4示出了本发明实施例的传输信号的方法200的示意性框图。该方法200可以由网络设备执行,例如可以由基站执行,如图4所示,该方法200包括:
S210,向终端设备发送波束指示信息,该波束指示信息用于指示传输N个信号采用的波束是否相同,N为大于1的整数;
S220,与该终端设备进行该N个信号的传输。
因此,本发明实施例的传输信号的方法,网络设备向终端设备发送用于确定的传输多个信号是否采用相同的波束的波束指示信息,使得终端设备和网络设备可以确定各自发送或接收信号采用的最佳波束,从而提高了后续信 号检测的性能。
可选地,在本发明实施例中,该波束指示信息用于指示网络设备采用不同的波束向该终端设备发送该N个信号;该与该终端设备进行该N个信号的传输,包括:采用不同的波束发送该N个信号;该方法还包括:接收该终端设备发送的第一指示信息,该第一指示信息用于指示该N个信号中的K个信号,1≤K≤N,K为整数。
进一步地,网络设备在采用不同波束发送该N个信号之后,该方法200还包括:根据该第一指示信息,确定用于发送后续信号所采用的波束。
可选地,在本发明实施例中,该波束指示信息用于指示该终端设备采用不同的波束向网络设备发送该N个信号;该与该终端设备进行该N个信号的传输,包括:采用相同的波束接收该N个信号;该方法还包括:向该终端设备发送第二指示信息,该第二指示信息用于指示该N个信号中的L个信号,1≤L≤N,L为整数。
可选地,在本发明实施例中,该波束指示信息用于指示网络设备采用相同的波束向该终端设备发送该N个信号;该与该终端设备进行该N个信号的传输,包括:采用相同的波束发送该N个信号。
可选地,在本发明实施例中,该波束指示信息用于指示该终端设备采用相同的波束向网络设备发送该N个信号;该与该终端设备进行该N个信号的传输,包括:采用不同的波束接收该N个信号;该方法还包括:从接收该N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
可选地,在本发明实施例中,所述N个信号为采用不同传输资源配置的同一种参考信号或者同一种信道。
可选地,在本发明实施例中,所述N个信号为同一个MAC信令激活或去激活的信号,或所述N个信号为同一个DCI信令触发的参考信号,或所述N个信号为同一个DCI信令调度的信道。
可选地,在本发明实施例中,该波束指示信息承载于以下信息中的至少一种信息:无线资源控制RRC信令、媒体访问控制MAC信令、下行控制信息DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
可选地,在本发明实施例中,所述MAC信令用于激活或去激活所述N个信号;和/或若所述N个信号为参考信号,所述DCI信令用于触发所述N个信号,若所述N个信号为信道,所述DCI信令用于调度所述N个信号。
可选地,在本发明实施例中,该RRC信令还用于承载与该N个信号对应的传输资源配置信息,该与该终端设备进行该N个信号的传输,包括:根据该传输资源配置信息,与该终端设备进行该N个信号的传输。
可选地,在本发明实施例中,该波束指示信息为与该N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所述N个信号采用的波束是否相同:若该N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输该第一信号和该第二信号所采用的波束相同;若该N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输该第三信号和该第四信号采用的波束不同;或若该N个信号中的第五信号和第六信号的波束信息均为预配置的第一值,则传输该第五信号和该第六信号采用的波束相同;若该N个信号中的第七信号和第八信号的波束信息均为预配置的第二值,则传输该第七信号和该第八信号采用的波束不同,该第一值和该第二值不同;若该N个信号中的第九信号的波束信息指示的内容包括该N个信号中的第十信号的索引,则传输该第九信号和该第十信号采用的波束相同;若该N个信号中的第十一信号的波束信息指示的内容包括该N个信号中的第十二信号的索引,则传输该第十一信号和该第十二信号采用的波束不同。
可选地,在本发明实施例中,该N个信号为以下信号中的至少一种信号:信道状态信息参考信号CSI-RS、探测参考信号SRS、物理随机接入信道PRACH、下行同步信号、物理广播信道PBCH、解调参考信号DMRS和波束专用参考信号BRS。
应理解,基于网络设备侧的传输信号的方法,与终端设备的交互及相关特性、功能等与终端设备侧的相关特性、功能相应,为了简洁,在此不再赘述。
下面将结合实施例1至实施例5详细描述本申请的技术方案。
实施例1:网络侧配置N个CSI-RS资源,且为每个CSI-RS资源分别配置3比特的波束指示信息,该波束指示信息与每个CSI-RS资源的资源配置信息一起指示。终端根据每个CSI-RS资源的波束指示信息,确定不同的CSI-RS资源对应的CSI-RS是否采用相同的波束。具体的,指示信息相同的CSI-RS资源对应的CSI-RS采用相同波束,指示信息不同的CSI-RS资源对应的CSI-RS采用不同波束。例如,N=4,且CSI-RS资源0和CSI-RS资源 2对应的波束指示信息指示0,CSI-RS资源1的波束指示信息指示1,CSI-RS资源3的波束指示信息指示2,则表示资源0和资源2对应的CSI-RS传输采用相同波束(记为波束1),资源1对应的CSI-RS传输采用另一不同波束(记为波束2),资源3对应的CSI-RS传输采用与他们不同的波束(记为波束3)。其中相同的波束发送的CSI-RS可以用于下行接收波束确定,不同波束发送的CSI-RS可以用于下行发送波束确定。
实施例2:网络侧配置N个SRS资源,且为每个SRS资源分别配置1比特的波束指示信息,该波束指示信息与每个SRS资源的资源配置信息一起指示。终端根据每个SRS资源的波束指示信息,确定不同的SRS是否采用相同的波束。具体的,指示信息为0的SRS资源对应的SRS采用相同的波束,指示信息为1的SRS资源对应的SRS采用不同的波束。例如,N=8,且SRS资源{0,1,2,3}对应的波束指示信息都指示0,SRS资源{4,5,6,7}的波束指示信息都指示1,则SRS资源{0,1,2,3}对应的SRS传输采用相同波束(记为波束1),SRS资源{4,5,6,7}对应的SRS传输采用不同波束(记为波束2,3,4,5)。其中相同的波束发送的SRS可以用于上行接收波束确定,不同波束发送的SRS可以用于上行发送波束确定。同样的方法也可以适用于PRACH传输。
实施例3:网络侧预先通过RRC信令配置N个CSI-RS资源,并通过下行DCI触发终端基于其中的K个CSI-RS资源进行非周期的CSI-RS测量,其中K为小于等于N的整数。该DCI中携带1比特的波束指示信息,如果指示信息指示0,则表示所触发的K个CSI-RS资源对应的CSI-RS传输采用相同波束;如果指示信息指示1,则表示所触发的K个CSI-RS资源对应的CSI-RS采用不同波束。其中相同的波束发送的CSI-RS可以用于下行接收波束确定,不同波束发送的CSI-RS可以用于下行发送波束确定。
实施例4:网络侧通过下行DCI触发终端进行非周期SRS传输,每次触发终端需要重复发送N个SRS。该N个SRS可以采用相同的频域资源/序列,也可以采用不同的频域资源/序列。该DCI中携带1比特的波束指示信息,如果指示信息指示0,则表示所触发的N个SRS传输采用相同波束;如果指示信息指示1,则表示所触发的N个SRS采用不同波束。其中相同的波束发送的SRS可以用于上行接收波束确定,不同波束发送的CSI-RS可以用于上行发送波束确定。
实施例5:在下行同步信号传输中,可以通过PSS序列或者SSS序列或者PBCH携带该波束指示信息,这里以PSS为例。可以采用不同的PSS序列来隐性指示波束指示信息,即不同信息对应不同的PSS序列,比如信息0对应PSS序列1,信息1对应PSS序列2。这种对应关系可以提前约定好,终端通过盲检PSS序列来得到各个PSS序列的信息,再根据该信息确定多个PSS序列是否采用相同波束。具体可以采用两种方法来确定:信息0表示对应的若干个PSS序列采用相同的波束传输,信息1表示对应的若干个PSS序列采用不同的波束传输;采用N个不同的PSS序列来对应N个不同的波束指示信息,其中波束指示信息相同的PSS序列采用相同的波束,波束指示信息不同的PSS序列采用不同的波束。例如,波束指示信息为K则表示采用第K个波束来传输PSS序列。
上文中详细描述了根据本发明实施例的传输信号的方法,下面将结合图5至图8,描述根据本发明实施例的传输信号的装置,方法实施例所描述的技术特征适用于以下装置实施例。
图5示出了根据本发明实施例的传输信号的终端设备300的示意性框图。如图5所示,该终端设备300包括:
接收单元310,用于接收网络设备发送的波束指示信息,该波束指示信息用于指示待传输的N个信号采用的波束是否相同,N为大于1的整数;
传输单元320,用于根据该波束指示信息,与该网络设备进行该N个信号的传输。
因此,本发明实施例提供的传输信号的终端设备300,根据波束指示信息确定的传输多个信号是否采用相同的波束来进行信号的传输,使得终端设备和网络设备可以确定各自发送或接收信号采用的最佳波束,从而提高了后续信号检测的性能。
可选地,在本发明实施例中,该波束指示信息用于指示该网络设备采用不同的波束向终端设备发送该N个信号,该传输单元320具体用于:
根据该波束指示信息,接收该N个信号;
该终端设备300还包括:
发送单元330,用于向该网络设备发送第一指示信息,该第一指示信息用于指示该N个信号中的K个信号,1≤K≤N,K为整数。
可选地,在本发明实施例中,该波束指示信息用于指示终端设备采用不 同的波束向该网络设备发送该N个信号,该传输单元320具体用于:
根据该波束指示信息,采用不同的波束发送该N个信号;
该接收单元310还用于:
接收该网络设备发送的第二指示信息,该第二指示信息用于指示该N个信号中的L个信号,1<L≤N,L为整数。
进一步地,在本发明实施例中,该终端设备还包括:
确定单元,用于根据所述第二指示信息,确定用于发送后续信号所采用的波束。
可选地,在本发明实施例中,该波束指示信息用于指示该网络设备采用相同的波束向终端设备发送该N个信号,该传输单元320具体用于:
根据该波束指示信息,采用不同的波束接收该N个信号;
该确定单元340还用于:从接收该N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
可选地,在本发明实施例中,该波束指示信息用于指示终端设备采用相同的波束向该网络设备发送该N个信号,该传输单元320具体用于:
根据该波束指示信息,采用相同的波束发送该N个信号。
可选地,在本发明实施例中,所述N个信号为采用不同传输资源配置的同一种参考信号或者同一种信道。
可选地,在本发明实施例中,所述N个信号为同一个MAC信令激活或去激活的信号,或所述N个信号为同一个DCI信令触发的参考信号,或所述N个信号为同一个DCI信令调度的信道。
可选地,在本发明实施例中,所述波束指示信息承载于以下信令中的至少一种信令:下行无线资源控制RRC信令、下行媒体访问控制MAC信令和下行控制信息DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
可选地,在本发明实施例中,所述MAC信令用于激活或去激活所述N个信号;和/或若所述N个信号为参考信号,所述DCI信令用于触发所述N个信号,若所述N个信号为信道,所述DCI信令用于调度所述N个信号。
可选地,在本发明实施例中,该RRC信令还用于承载与该N个信号对应的传输资源配置信息,该传输单元320具体用于:
根据该波束指示信息和该传输资源配置信息,与该网络设备进行该N个信号的传输。
可选地,在本发明实施例中,该波束指示信息包括与该N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所述N个信号采用的波束是否相同:若该N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输该第一信号和该第二信号所采用的波束相同;若该N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输该第三信号和该第四信号采用的波束不同;或若该N个信号中的第五信号和第六信号的波束信息均为预配置的第一值,则传输该第五信号和该第六信号采用的波束相同;若该N个信号中的第七信号和第八信号的波束信息均为预配置的第二值,则传输该第七信号和该第八信号采用的波束不同,该第一值和该第二值不同;若该N个信号中的第九信号的波束信息指示的内容包括该N个信号中的第十信号的索引,则传输该第九信号和该第十信号采用的波束相同;若该N个信号中的第十一信号的波束信息指示的内容包括该N个信号中的第十二信号的索引,则传输该第十一信号和该第十二信号采用的波束不同。
可选地,在本发明实施例中,该N个信号为以下信号中的至少一种信号:信道状态信息参考信号CSI-RS、探测参考信号SRS、物理随机接入信道PRACH、同步信号、物理广播信道PBCH、解调参考信号DMRS和波束专用参考信号BRS。
应理解,根据本发明实施例的传输信号的终端设备300可对应于本发明方法实施例中的终端设备,并且终端设备300中的各个单元的上述和其它操作和/或功能分别为了实现图3的方法的相应流程,为了简洁,在此不再赘述。
图6示出了根据本发明实施例的传输信号的网络设备400的示意性框图。如图6所示,该网络设备400包括:
发送单元410,用于向终端设备发送波束指示信息,该波束指示信息用于指示待传输的N个信号采用的波束是否相同,N为大于1的整数;
传输单元420,用于与该终端设备进行该N个信号的传输。
因此,本发明实施例提供的传输信号的网络设备,向终端设备发送用于确定的传输多个信号是否采用相同的波束的波束指示信息,使得终端设备和网络设备可以确定各自发送或接收信号采用的最佳波束,从而提高了后续信号检测的性能。
可选地,在本发明实施例中,该波束指示信息用于指示网络设备采用不 同的波束向该终端设备发送该N个信号;
该传输单元420具体用于:
采用不同的波束发送该N个信号;
该网络设备400还包括:
接收单元430,用于接收该终端设备发送的第一指示信息,该第一指示信息用于指示该N个信号中的K个信号,1≤K≤N,K为整数。
进一步地,该网络设备400还包括:
确定单元440,用于根据所述第一指示信息,确定用于发送后续信号所采用的波束。
可选地,在本发明实施例中,该波束指示信息用于指示该终端设备采用不同的波束向网络设备发送该N个信号;该传输单元420具体用于:
采用相同的波束接收该N个信号;
该发送单元410还用于:
向该终端设备发送第二指示信息,该第二指示信息用于指示该N个信号中的L个信号,1≤L≤N,L为整数。
可选地,在本发明实施例中,该波束指示信息用于指示网络设备采用相同的波束向该终端设备发送该N个信号;
该传输单元420具体用于:
采用相同的波束发送该N个信号。
可选地,在本发明实施例中,该波束指示信息用于指示该终端设备采用相同的波束向网络设备发送该N个信号;
该传输单元420具体用于:
采用不同的波束接收该N个信号;
该确定单元440还用于:从接收该N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
可选地,在本发明实施例中,所述N个信号为采用不同传输资源配置的同一种参考信号或者同一种信道。
可选地,在本发明实施例中,所述N个信号为同一个MAC信令激活或去激活的信号,或所述N个信号为同一个DCI信令触发的参考信号,或所述N个信号为同一个DCI信令调度的信道。
可选地,在本发明实施例中,该波束指示信息承载于以下信息中的至少 一种信息:无线资源控制RRC信令、媒体访问控制MAC信令、下行控制信息DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
可选地,在本发明实施例中,所述MAC信令用于激活或去激活所述N个信号;和/或若所述N个信号为参考信号,所述DCI信令用于触发所述N个信号,若所述N个信号为信道,所述DCI信令用于调度所述N个信号。
可选地,在本发明实施例中,所述RRC信令还用于承载与所述N个信号对应的传输资源配置信息,所述与所述终端设备进行所述N个信号的传输,包括:根据所述传输资源配置信息,与所述终端设备进行所述N个信号的传输。
可选地,在本发明实施例中,该波束指示信息为与该N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所述N个信号采用的波束是否相同:若该N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输该第一信号和该第二信号所采用的波束相同;若该N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输该第三信号和该第四信号采用的波束不同;或若该N个信号中的第五信号和第六信号的波束信息均为预配置的第一值,则传输该第五信号和该第六信号采用的波束相同;若该N个信号中的第七信号和第八信号的波束信息均为预配置的第二值,则传输该第七信号和该第八信号采用的波束不同,该第一值和该第二值不同;若该N个信号中的第九信号的波束信息指示的内容包括该N个信号中的第十信号的索引,则传输该第九信号和该第十信号采用的波束相同;若该N个信号中的第十一信号的波束信息指示的内容包括该N个信号中的第十二信号的索引,则传输该第十一信号和该第十二信号采用的波束不同。
可选地,在本发明实施例中,该N个信号为以下信号中的至少一种信号:信道状态信息参考信号CSI-RS、探测参考信号SRS、物理随机接入信道PRACH、下行同步信号、物理广播信道PBCH、解调参考信号DMRS和波束专用参考信号BRS。
应理解,根据本发明实施例的传输信号的网络设备400可对应于本发明方法实施例中的网络设备,并且网络设备400中的各个单元的上述和其它操作和/或功能分别为了实现图4的方法的相应流程,为了简洁,在此不再赘述。
如图7所示,本发明实施例还提供了一种传输信号的终端设备500,该 终端设备500包括:处理器510、存储器520和收发器540,其中,该处理器510、该存储器520和该收发器540通过内部连接通路互相通信,传递控制和/或数据信号,该存储器520用于存储指令,该处理器510用于执行该存储器520存储的指令,以控制该收发器540发送信号;其中,该处理器510用于:接收网络设备发送的波束指示信息,该波束指示信息用于指示待传输的N个信号采用的波束是否相同,N为大于1的整数;根据该波束指示信息,与该网络设备进行该N个信号的传输。
因此,本发明实施例提供的传输信号的终端设备,根据波束指示信息确定的传输多个信号是否采用相同的波束来进行信号的传输,使得终端设备和网络设备可以确定各自发送或接收信号采用的最佳波束,从而提高了后续信号检测的性能。
应理解,在本发明实施例中,该处理器510可以是中央处理单元(Central Processing Unit,简称为“CPU”),该处理器510还可以是其他通用处理器、数字信号处理器(DSP)、专用集成电路(ASIC)、现成可编程门阵列(FPGA)或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件等。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。
该存储器520可以包括只读存储器和随机存取存储器,并向处理器510提供指令和数据。存储器520的一部分还可以包括非易失性随机存取存储器。例如,存储器520还可以存储设备类型的信息。
在实现过程中,上述方法的各步骤可以通过处理器510中的硬件的集成逻辑电路或者软件形式的指令完成。结合本发明实施例所公开的方法的步骤可以直接体现为硬件处理器执行完成,或者用处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器,闪存、只读存储器,可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器520,处理器510读取存储器520中的信息,结合其硬件完成上述方法的步骤。为避免重复,这里不再详细描述。
可选地,在本发明实施例中,该波束指示信息用于指示该网络设备采用不同的波束向终端设备发送该N个信号,该处理器510具体用于:根据该波束指示信息,采用相同的波束接收该N个信号;该处理器510还用于:向该网络设备发送第一指示信息,该第一指示信息用于指示该N个信号中的K个信号,1≤K≤N,K为整数。
可选地,在本发明实施例中,该波束指示信息用于指示终端设备采用不同的波束向该网络设备发送该N个信号,该处理器510具体用于:根据该波束指示信息,采用不同的波束发送该N个信号;该处理器510还用于:接收该网络设备发送的第二指示信息,该第二指示信息用于指示该N个信号中的L个信号,1≤L≤N,L为整数。
进一步地,在本发明实施例中,该处理器510还用于:根据所述第二指示信息,确定用于发送后续信号所采用的波束。
可选地,在本发明实施例中,该波束指示信息用于指示该网络设备采用相同的波束向终端设备发送该N个信号,该处理器510具体用于:根据该波束指示信息,采用不同的波束接收该N个信号;该处理器510还用于:从接收该N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
可选地,在本发明实施例中,该波束指示信息用于指示终端设备采用相同的波束向该网络设备发送该N个信号,该处理器510具体用于:根据该波束指示信息,采用相同的波束发送该N个信号。
可选地,在本发明实施例中,该N个信号为采用不同传输资源配置的同一种参考信号或者同一种信道。
可选地,在本发明实施例中,该N个信号为同一个MAC信令激活或去激活的信号,或该N个信号为同一个DCI信令触发的参考信号,或该N个信号为同一个DCI信令调度的信道。
可选地,在本发明实施例中,该波束指示信息承载于以下信令或信号中的至少一种:下行无线资源控制RRC信令、下行媒体访问控制MAC信令和下行控制信息DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
可选地,在本发明实施例中,该MAC信令用于激活或去激活该N个信号;和/或若该N个信号为参考信号,该DCI信令用于触发该N个信号,若该N个信号为信道,该DCI信令用于调度该N个信号。
可选地,在本发明实施例中,该RRC信令还用于承载与该N个信号对应的传输资源配置信息,该根据该波束指示信息,与该网络设备进行该N个信号的传输,包括:根据该波束指示信息和该传输资源配置信息,与该网络设备进行该N个信号的传输。
可选地,在本发明实施例中,该波束指示信息包括与该N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所述N 个信号采用的波束是否相同:若该N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输该第一信号和该第二信号所采用的波束相同;若该N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输该第三信号和该第四信号采用的波束不同;或若该N个信号中的第五信号和第六信号的波束信息均为预配置的第一值,则传输该第五信号和该第六信号采用的波束相同;若该N个信号中的第七信号和第八信号的波束信息均为预配置的第二值,则传输该第七信号和该第八信号采用的波束不同,该第一值和该第二值不同;或若该N个信号中的第九信号的波束信息指示的内容包括该N个信号中的第十信号的索引,则传输该第九信号和该第十信号采用的波束相同;若该N个信号中的第十一信号的波束信息指示的内容包括该N个信号中的第十二信号的索引,则传输该第十一信号和该第十二信号采用的波束不同。
可选地,在本发明实施例中,该N个信号为以下信号中的至少一种信号:信道状态信息参考信号CSI-RS、探测参考信号SRS、物理随机接入信道PRACH、同步信号、物理广播信道PBCH、解调参考信号DMRS和波束专用参考信号BRS。
应理解,根据本发明实施例的传输信号的终端设备500可对应于本发明实施例中的终端设备以及终端设备300,并可以对应于执行根据本发明实施例的方法中的终端设备,并且终端设备500中的各个单元的上述和其它操作和/或功能分别为了实现图3的方法的相应流程,为了简洁,在此不再赘述。
如图8所示,本发明实施例还提供了一种传输信号的网络设备600,该网络设备600包括:处理器610、存储器620和收发器640,其中,该处理器610、该存储器620和该收发器640通过内部连接通路互相通信,传递控制和/或数据信号,该存储器620用于存储指令,该处理器650用于执行该存储器620存储的指令,以控制该收发器640发送信号;其中,该处理器610用于:向终端设备发送波束指示信息,该波束指示信息用于指示待传输的N个信号采用的波束是否相同,N为大于1的整数;与该终端设备进行该N个信号的传输。
因此,本发明实施例提供的传输信号的网络设备,向终端设备发送用于确定的传输多个信号是否采用相同的波束的波束指示信息,使得终端设备和网络设备可以确定各自发送或接收信号采用的最佳波束,从而提高了后续信 号检测的性能。
应理解,在本发明实施例中,该处理器610可以是中央处理单元(Central Processing Unit,简称为“CPU”),该处理器610还可以是其他通用处理器、数字信号处理器(DSP)、专用集成电路(ASIC)、现成可编程门阵列(FPGA)或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件等。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。
该存储器620可以包括只读存储器和随机存取存储器,并向处理器610提供指令和数据。存储器620的一部分还可以包括非易失性随机存取存储器。例如,存储器620还可以存储设备类型的信息。
在实现过程中,上述方法的各步骤可以通过处理器610中的硬件的集成逻辑电路或者软件形式的指令完成。结合本发明实施例所公开的方法的步骤可以直接体现为硬件处理器执行完成,或者用处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器,闪存、只读存储器,可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器620,处理器610读取存储器620中的信息,结合其硬件完成上述方法的步骤。为避免重复,这里不再详细描述。
可选地,在本发明实施例中,该波束指示信息用于指示网络设备采用不同的波束向该终端设备发送该N个信号;该处理器610具体用于:采用不同的波束发送该N个信号;该处理器610还用于:接收该终端设备发送的第一指示信息,该第一指示信息用于指示该N个信号中的K个信号,1≤K≤N,K为整数。
进一步地,在本发明实施例中,该处理器610还用于:根据该第一指示信息,确定用于发送后续信号所采用的波束。
可选地,在本发明实施例中,该波束指示信息用于指示该终端设备采用不同的波束向网络设备发送该N个信号;该处理器610具体用于:采用相同的波束接收该N个信号;该处理器610还用于:向该终端设备发送第二指示信息,该第二指示信息用于指示该N个信号中的L个信号,1≤L≤N,L为整数。
可选地,在本发明实施例中,该波束指示信息用于指示网络设备采用相同的波束向该终端设备发送该N个信号;该处理器610具体用于:采用相同的波束发送该N个信号。
可选地,在本发明实施例中,该波束指示信息用于指示该终端设备采用相同的波束向网络设备发送该N个信号;该处理器610具体用于:采用不同的波束接收该N个信号;该处理器610还用于:从接收该N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
可选地,在本发明实施例中,所述N个信号为采用不同传输资源配置的同一种参考信号或者同一种信道。
可选地,在本发明实施例中,所述N个信号为同一个MAC信令激活或去激活的信号,或所述N个信号为同一个DCI信令触发的参考信号,或所述N个信号为同一个DCI信令调度的信道。
可选地,在本发明实施例中,所述波束指示信息承载于以下信令或信号中的至少一种:无线资源控制RRC信令、媒体访问控制MAC信令、下行控制信息DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
可选地,在本发明实施例中,所述MAC信令用于激活或去激活所述N个信号;和/或若所述N个信号为参考信号,所述DCI信令用于触发所述N个信号,若所述N个信号为信道,所述DCI信令用于调度所述N个信号。
可选地,在本发明实施例中,该RRC信令还用于承载与该N个信号对应的传输资源配置信息,该与该终端设备进行该N个信号的传输,包括:根据该传输资源配置信息,与该终端设备进行该N个信号的传输。
可选地,在本发明实施例中,该波束指示信息为与该N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所述N个信号采用的波束是否相同:若该N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输该第一信号和该第二信号所采用的波束相同;若该N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输该第三信号和该第四信号采用的波束不同;若该N个信号中的第五信号和第六信号的波束信息均为预配置的第一值,则传输该第五信号和该第六信号采用的波束相同;若该N个信号中的第七信号和第八信号的波束信息均为预配置的第二值,则传输该第七信号和该第八信号采用的波束不同,该第一值和该第二值不同;或若该N个信号中的第九信号的波束信息指示的内容包括该N个信号中的第十信号的索引,则传输该第九信号和该第十信号采用的波束相同;若该N个信号中的第十一信号的波束信息指示的内容包括该N个信号中的第十二信号的索引,则传输该第十一信号和该第十二信号采用的波束不 同。
可选地,在本发明实施例中,该N个信号为以下信号中的至少一种信号:信道状态信息参考信号CSI-RS、探测参考信号SRS、物理随机接入信道PRACH、下行同步信号、物理广播信道PBCH、解调参考信号DMRS和波束专用参考信号BRS。
应理解,根据本发明实施例的传输信号的网络设备600可对应于本发明实施例中的网络设备以及网络设备400,并可以对应于执行根据本发明实施例的方法中的网络设备,并且网络设备600中的各个单元的上述和其它操作和/或功能分别为了实现图4中的方法的相应流程,为了简洁,在此不再赘述。
应理解,本发明实施例提供的网络设备中的各个单元的操作和/或功能分别对应与方法侧中的网络设备,且与终端设备的交互及相关特性、功能等与终端设备侧的相关特性、功能相应,为了简洁,在此不再赘述。
应理解,在本发明实施例中,“与A相应的B”表示B与A相关联,根据A可以确定B。但还应理解,根据A确定B并不意味着仅仅根据A确定B,还可以根据A和/或其它信息确定B。
本领域普通技术人员可以意识到,结合本文中所公开的实施例描述的各示例的单元及算法步骤,能够以电子硬件、计算机软件或者二者的结合来实现,为了清楚地说明硬件和软件的可互换性,在上述说明中已经按照功能一般性地描述了各示例的组成及步骤。这些功能究竟以硬件还是软件方式来执行,取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能,但是这种实现不应认为超出本发明实施例的范围。
所属领域的技术人员可以清楚地了解到,为了描述的方便和简洁,上述描述的系统、装置和单元的具体工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。
在本申请所提供的几个实施例中,应该理解到,所揭露的系统、装置和方法,可以通过其它的方式实现。例如,以上所描述的装置实施例仅仅是示意性的,例如,该单元的划分,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式,例如多个单元或组件可以结合或者可以集成到另一个系统。另外,在本申请各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以是两个或两个以上单元集成在一个 单元中。上述集成的单元既可以采用硬件的形式实现,也可以采用软件功能单元的形式实现。
该集成的单元如果以软件功能单元的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。基于这样的理解,本申请的技术方案本质上或者说对现有技术做出贡献的部分,或者该技术方案的全部或部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质中,包括若干指令用以使得一台计算机设备(可以是个人计算机,服务器,或者网络设备等)执行本发明各个实施例该方法的全部或部分步骤。而前述的存储介质包括:U盘、移动硬盘、只读存储器(ROM,Read-Only Memory)、随机存取存储器(RAM,Random Access Memory)、磁碟或者光盘等各种可以存储程序代码的介质。
以上所述,仅为本申请的具体实施方式,但本申请的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本申请揭露的技术范围内,可轻易想到各种等效的修改或替换。

Claims (52)

  1. 一种传输信号的方法,其特征在于,包括:
    接收网络设备发送的波束指示信息,所述波束指示信息用于指示待传输的N个信号采用的波束是否相同,N为大于1的整数;
    根据所述波束指示信息,与所述网络设备进行所述N个信号的传输。
  2. 根据权利要求1所述的方法,其特征在于,所述波束指示信息用于指示所述网络设备采用不同的波束向终端设备发送所述N个信号,所述根据所述波束指示信息,与所述网络设备进行所述N个信号的传输,包括:
    根据所述波束指示信息,接收所述N个信号;
    所述方法还包括:
    向所述网络设备发送第一指示信息,所述第一指示信息用于指示所述N个信号中的K个信号,1≤K≤N,K为整数。
  3. 根据权利要求1所述的方法,其特征在于,所述波束指示信息用于指示终端设备采用不同的波束向所述网络设备发送所述N个信号,所述根据所述波束指示信息,与所述网络设备进行所述N个信号的传输,包括:
    根据所述波束指示信息,发送所述N个信号;
    所述方法还包括:
    接收所述网络设备发送的第二指示信息,所述第二指示信息用于指示所述N个信号中的L个信号,1≤L≤N,L为整数。
  4. 根据权利要求3所述的方法,其特征在于,所述根据所述波束指示信息,发送所述N个信号,包括:
    根据所述波束指示信息,采用不同的波束发送所述N个信号;
    所述方法还包括:
    根据所述第二指示信息,确定用于发送后续信号所采用的波束。
  5. 根据权利要求1所述的方法,其特征在于,所述波束指示信息用于指示所述网络设备采用相同的波束向终端设备发送所述N个信号,所述根据所述波束指示信息,与所述网络设备进行所述N个信号的传输,包括:
    根据所述波束指示信息,采用不同的波束接收所述N个信号;
    所述方法还包括:
    从接收所述N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
  6. 根据权利要求1所述的方法,其特征在于,所述波束指示信息用于指示终端设备采用相同的波束向所述网络设备发送所述N个信号,所述根据所述波束指示信息,与所述网络设备进行所述N个信号的传输,包括:
    根据所述波束指示信息,采用相同的波束发送所述N个信号。
  7. 根据权利要求1至6中任一项所述的方法,其特征在于,所述N个信号为采用不同传输资源配置的同一种参考信号或者同一种信道。
  8. 根据权利要求1至7中任一项所述的方法,其特征在于,所述N个信号为同一个媒体接入控制MAC信令激活或去激活的信号,或所述N个信号为同一个下行控制信息DCI信令触发的参考信号,或所述N个信号为同一个DCI信令调度的信道。
  9. 根据权利要求1至8中任一项所述的方法,其特征在于,所述波束指示信息承载于以下信令或信号中的至少一种:下行无线资源控制RRC信令、下行MAC信令、DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
  10. 根据权利要求9所述的方法,其特征在于,所述MAC信令用于激活或去激活所述N个信号;和/或
    若所述N个信号为参考信号,所述DCI信令用于触发所述N个信号,
    若所述N个信号为信道,所述DCI信令用于调度所述N个信号。
  11. 根据权利要求9所述的方法,其特征在于,所述RRC信令还用于承载与所述N个信号对应的传输资源配置信息,所述根据所述波束指示信息,与所述网络设备进行所述N个信号的传输,包括:
    根据所述波束指示信息和所述传输资源配置信息,与所述网络设备进行所述N个信号的传输。
  12. 根据权利要求1至11中任一项所述的方法,其特征在于,所述波束指示信息包括与所述N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所述N个信号采用的波束是否相同:
    若所述N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输所述第一信号和所述第二信号所采用的波束相同;
    若所述N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输所述第三信号和所述第四信号采用的波束不同;
    若所述N个信号中的第五信号和第六信号的波束信息均为预配置的第 一值,则传输所述第五信号和所述第六信号采用的波束相同;
    若所述N个信号中的第七信号和第八信号的波束信息均为预配置的第二值,则传输所述第七信号和所述第八信号采用的波束不同,所述第一值和所述第二值不同;
    若所述N个信号中的第九信号的波束信息指示的内容包括所述N个信号中的第十信号的索引,则传输所述第九信号和所述第十信号采用的波束相同;
    若所述N个信号中的第十一信号的波束信息指示的内容包括所述N个信号中的第十二信号的索引,则传输所述第十一信号和所述第十二信号采用的波束不同。
  13. 根据权利要求1至12中任一项所述的方法,其特征在于,所述N个信号为以下信号中的至少一种信号:信道状态信息参考信号CSI-RS、探测参考信号SRS、物理随机接入信道PRACH、同步信号、物理广播信道PBCH、解调参考信号DMRS和波束专用参考信号BRS。
  14. 一种传输信号的方法,其特征在于,包括:
    向终端设备发送波束指示信息,所述波束指示信息用于指示待传输的N个信号采用的波束是否相同,N为大于1的整数;
    与所述终端设备进行所述N个信号的传输。
  15. 根据权利要求14所述的方法,其特征在于,所述波束指示信息用于指示网络设备采用不同的波束向所述终端设备发送所述N个信号;
    所述与所述终端设备进行所述N个信号的传输,包括:
    发送所述N个信号;
    所述方法还包括:
    接收所述终端设备发送的第一指示信息,所述第一指示信息用于指示所述N个信号中的K个信号,1≤K≤N,K为整数。
  16. 根据权利要求15所述的方法,其特征在于,所述发送所述N个信号,包括:
    采用不同的波束发送所述N个信号;
    所述方法还包括:
    根据所述第一指示信息,确定用于发送后续信号所采用的波束。
  17. 根据权利要求14所述的方法,其特征在于,所述波束指示信息用 于指示所述终端设备采用不同的波束向网络设备发送所述N个信号;
    所述与所述终端设备进行所述N个信号的传输,包括:
    接收所述N个信号;
    所述方法还包括:
    向所述终端设备发送第二指示信息,所述第二指示信息用于指示所述N个信号中的L个信号,1≤L≤N,L为整数。
  18. 根据权利要求14所述的方法,其特征在于,所述波束指示信息用于指示网络设备采用相同的波束向所述终端设备发送所述N个信号;
    所述与所述终端设备进行所述N个信号的传输,包括:
    采用相同的波束发送所述N个信号。
  19. 根据权利要求14所述的方法,其特征在于,所述波束指示信息用于指示所述终端设备采用相同的波束向网络设备发送所述N个信号;
    所述与所述终端设备进行所述N个信号的传输,包括:
    采用不同的波束接收所述N个信号;
    所述方法还包括:
    从接收所述N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
  20. 根据权利要求14至19中任一项所述的方法,其特征在于,所述N个信号为采用不同传输资源配置的同一种参考信号或者同一种信道。
  21. 根据权利要求14至19中任一项所述的方法,其特征在于,所述N个信号为同一个媒体接入控制MAC信令激活或去激活的信号,或所述N个信号为同一个下行控制信息DCI信令触发的参考信号,或所述N个信号为同一个DCI信令调度的信道。
  22. 根据权利要求14至21中任一项所述的方法,其特征在于,所述波束指示信息承载于以下信令或信号中的至少一种:下行无线资源控制RRC信令、下行MAC信令、DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
  23. 根据权利要求22所述的方法,其特征在于,所述MAC信令用于激活或去激活所述N个信号;和/或
    若所述N个信号为参考信号,所述DCI信令用于触发所述N个信号,
    若所述N个信号为信道,所述DCI信令用于调度所述N个信号。
  24. 根据权利要求22所述的方法,其特征在于,所述RRC信令还用于承载与所述N个信号对应的传输资源配置信息,所述与所述终端设备进行所述N个信号的传输,包括:
    根据所述传输资源配置信息,与所述终端设备进行所述N个信号的传输。
  25. 根据权利要求14至24中任一项所述的方法,其特征在于,所述波束指示信息为与所述N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所述N个信号采用的波束是否相同:
    若所述N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输所述第一信号和所述第二信号所采用的波束相同;
    若所述N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输所述第三信号和所述第四信号采用的波束不同;
    若所述N个信号中的第五信号和第六信号的波束信息均为预配置的第一值,则传输所述第五信号和所述第六信号采用的波束相同;
    若所述N个信号中的第七信号和第八信号的波束信息均为预配置的第二值,则传输所述第七信号和所述第八信号采用的波束不同,所述第一值和所述第二值不同;
    若所述N个信号中的第九信号的波束信息指示的内容包括所述N个信号中的第十信号的索引,则传输所述第九信号和所述第十信号采用的波束相同;
    若所述N个信号中的第十一信号的波束信息指示的内容包括所述N个信号中的第十二信号的索引,则传输所述第十一信号和所述第十二信号采用的波束不同。
  26. 根据权利要求14至25中任一项所述的方法,其特征在于,所述N个信号为以下信号中的至少一种信号:信道状态信息参考信号CSI-RS、探测参考信号SRS、物理随机接入信道PRACH、下行同步信号、物理广播信道PBCH、解调参考信号DMRS和波束专用参考信号BRS。
  27. 一种传输信号的终端设备,其特征在于,所述终端设备包括:
    接收单元,用于接收网络设备发送的波束指示信息,所述波束指示信息用于指示待传输的N个信号采用的波束是否相同,N为大于1的整数;
    传输单元,用于根据所述波束指示信息,与所述网络设备进行所述N个 信号的传输。
  28. 根据权利要求27所述的终端设备,其特征在于,所述波束指示信息用于指示所述网络设备采用不同的波束向终端设备发送所述N个信号,所述传输单元具体用于:
    根据所述波束指示信息,接收所述N个信号;
    所述终端设备还包括:
    发送单元,用于向所述网络设备发送第一指示信息,所述第一指示信息用于指示所述N个信号中的K个信号,1≤K≤N,K为整数。
  29. 根据权利要求27所述的终端设备,其特征在于,所述波束指示信息用于指示终端设备采用不同的波束向所述网络设备发送所述N个信号,所述传输单元具体用于:
    根据所述波束指示信息,发送所述N个信号;
    所述接收单元还用于:
    接收所述网络设备发送的第二指示信息,所述第二指示信息用于指示所述N个信号中的L个信号,1≤L≤N,L为整数。
  30. 根据权利要求29所述的终端设备,其特征在于,所述传输单元根据所述波束指示信息,发送所述N个信号,包括:
    根据所述波束指示信息,采用不同的波束发送所述N个信号;
    所述终端设备还包括:
    确定单元,用于根据所述第二指示信息,确定用于发送后续信号所采用的波束。
  31. 根据权利要求27所述的终端设备,其特征在于,所述波束指示信息用于指示所述网络设备采用相同的波束向终端设备发送所述N个信号,所述传输单元具体用于:
    根据所述波束指示信息,采用不同的波束接收所述N个信号;
    所述终端设备还包括:
    确定单元,用于从接收所述N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
  32. 根据权利要求27所述的终端设备,其特征在于,所述波束指示信息用于指示终端设备采用相同的波束向所述网络设备发送所述N个信号,所述传输单元具体用于:
    根据所述波束指示信息,采用相同的波束发送所述N个信号。
  33. 根据权利要求27至32中任一项所述的终端设备,其特征在于,所述N个信号为采用不同传输资源配置的同一种参考信号或者同一种信道。
  34. 根据权利要求27至33中任一项所述的终端设备,其特征在于,所述N个信号为同一个媒体接入控制MAC信令激活或去激活的信号,或所述N个信号为同一个下行控制信息DCI信令触发的参考信号,或所述N个信号为同一个DCI信令调度的信道。
  35. 根据权利要求27至34中任一项所述的终端设备,其特征在于,所述波束指示信息承载于以下信令或信号中的至少一种:下行无线资源控制RRC信令、下行MAC信令和DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
  36. 根据权利要求35所述的终端设备,其特征在于,所述MAC信令用于激活或去激活所述N个信号;和/或
    若所述N个信号为参考信号,所述DCI信令用于触发所述N个信号,
    若所述N个信号为信道,所述DCI信令用于调度所述N个信号。
  37. 根据权利要求35所述的终端设备,其特征在于,所述RRC信令还用于承载与所述N个信号对应的传输资源配置信息,所述传输单元具体用于:
    根据所述波束指示信息和所述传输资源配置信息,与所述网络设备进行所述N个信号的传输。
  38. 根据权利要求27至37中任一项所述的终端设备,其特征在于,所述波束指示信息包括与所述N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所述N个信号采用的波束是否相同:
    若所述N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输所述第一信号和所述第二信号所采用的波束相同;
    若所述N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输所述第三信号和所述第四信号采用的波束不同;
    若所述N个信号中的第五信号和第六信号的波束信息均为预配置的第一值,则传输所述第五信号和所述第六信号采用的波束相同;
    若所述N个信号中的第七信号和第八信号的波束信息均为预配置的第二值,则传输所述第七信号和所述第八信号采用的波束不同,所述第一值和 所述第二值不同;
    若所述N个信号中的第九信号的波束信息指示的内容包括所述N个信号中的第十信号的索引,则传输所述第九信号和所述第十信号采用的波束相同;
    若所述N个信号中的第十一信号的波束信息指示的内容包括所述N个信号中的第十二信号的索引,则传输所述第十一信号和所述第十二信号采用的波束不同。
  39. 根据权利要求27至38中任一项所述的终端设备,其特征在于,所述N个信号为以下信号中的至少一种信号:信道状态信息参考信号CSI-RS、探测参考信号SRS、物理随机接入信道PRACH、同步信号、物理广播信道PBCH、解调参考信号DMRS和波束专用参考信号BRS。
  40. 一种传输信号的网络设备,其特征在于,所述网络设备包括:
    发送单元,用于向终端设备发送波束指示信息,所述波束指示信息用于指示待传输的N个信号采用的波束是否相同,N为大于1的整数;
    传输单元,用于与所述终端设备进行所述N个信号的传输。
  41. 根据权利要求40所述的网络设备,其特征在于,所述波束指示信息用于指示网络设备采用不同的波束向所述终端设备发送所述N个信号;
    所述传输单元具体用于:
    发送所述N个信号;
    所述网络设备还包括:
    接收单元,用于接收所述终端设备发送的第一指示信息,所述第一指示信息用于指示所述N个信号中的K个信号,1≤K≤N,K为整数。
  42. 根据权利要求41所述的网络设备,其特征在于,所述传输单元发送所述N个信号,包括:
    采用不同的波束发送所述N个信号;
    所述网络设备还包括:
    确定单元,用于根据所述第一指示信息,确定用于发送后续信号所采用的波束。
  43. 根据权利要求40所述的网络设备,其特征在于,所述波束指示信息用于指示所述终端设备采用不同的波束向网络设备发送所述N个信号;所述传输单元具体用于:
    接收所述N个信号;
    所述发送单元还用于:
    向所述终端设备发送第二指示信息,所述第二指示信息用于指示所述N个信号中的L个信号,1≤L≤N,L为整数。
  44. 根据权利要求40所述的网络设备,其特征在于,所述波束指示信息用于指示网络设备采用相同的波束向所述终端设备发送所述N个信号;
    所述传输单元具体用于:
    采用相同的波束发送所述N个信号。
  45. 根据权利要求40所述的网络设备,其特征在于,所述波束指示信息用于指示所述终端设备采用相同的波束向网络设备发送所述N个信号;
    所述传输单元具体用于:
    采用不同的波束接收所述N个信号;
    所述网络设备还包括:
    确定单元,用于从接收所述N个信号所采用的波束中,确定用于接收后续信号所采用的波束。
  46. 根据权利要求40至45中任一项所述的网络设备,其特征在于,所述N个信号为采用不同传输资源配置的同一种参考信号或者同一种信道。
  47. 根据权利要求40至45中任一项所述的网络设备,其特征在于,所述N个信号为同一个媒体接入控制MAC信令激活或去激活的信号,或所述N个信号为同一个下行控制信息DCI信令触发的参考信号,或所述N个信号为同一个DCI信令调度的信道。
  48. 根据权利要求40至47中任一项所述的网络设备,其特征在于,所述波束指示信息承载于以下信令或信号中的至少一种:下行无线资源控制RRC信令、下行MAC信令、DCI信令、下同同步信号、下行随机接入信号和下行导频信号。
  49. 根据权利要求48所述的网络设备,其特征在于,所述MAC信令用于激活或去激活所述N个信号;和/或
    若所述N个信号为参考信号,所述DCI信令用于触发所述N个信号,
    若所述N个信号为信道,所述DCI信令用于调度所述N个信号。
  50. 根据权利要求48所述的网络设备,其特征在于,所述RRC信令还用于承载与所述N个信号对应的传输资源配置信息,所述传输单元具体用 于:
    根据所述传输资源配置信息,与所述终端设备进行所述N个信号的传输。
  51. 根据权利要求40至50中任一项所述的网络设备,其特征在于,所述波束指示信息为与所述N个信号中每个信号一一对应的波束信息,所述波束指示信息通过如下至少一项指示所述N个信号采用的波束是否相同:
    若所述N个信号中的第一信号和第二信号的波束信息指示的内容相同,则传输所述第一信号和所述第二信号所采用的波束相同;
    若所述N个信号中的第三信号和第四信号的波束信息指示的内容不同,则传输所述第三信号和所述第四信号采用的波束不同;
    若所述N个信号中的第五信号和第六信号的波束信息均为预配置的第一值,则传输所述第五信号和所述第六信号采用的波束相同;
    若所述N个信号中的第七信号和第八信号的波束信息均为预配置的第二值,则传输所述第七信号和所述第八信号采用的波束不同,所述第一值和所述第二值不同;
    若所述N个信号中的第九信号的波束信息指示的内容包括所述N个信号中的第十信号的索引,则传输所述第九信号和所述第十信号采用的波束相同;
    若所述N个信号中的第十一信号的波束信息指示的内容包括所述N个信号中的第十二信号的索引,则传输所述第十一信号和所述第十二信号采用的波束不同。
  52. 根据权利要求40至51中任一项所述的网络设备,其特征在于,所述N个信号为以下信号中的至少一种信号:信道状态信息参考信号CSI-RS、探测参考信号SRS、物理随机接入信道PRACH、下行同步信号、物理广播信道PBCH、解调参考信号DMRS和波束专用参考信号BRS。
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JP2020519133A (ja) * 2017-05-05 2020-06-25 クゥアルコム・インコーポレイテッドQualcomm Incorporated チャネル状態情報基準信号(csi−rs)のためのビームプロシージャ情報
JP7104720B2 (ja) 2017-05-05 2022-07-21 クゥアルコム・インコーポレイテッド チャネル状態情報基準信号(csi-rs)のためのビームプロシージャ情報
US11888771B2 (en) 2017-05-05 2024-01-30 Qualcomm Incorporated Beam procedure information for channel state information reference signals (CSI-RS)
CN111769924A (zh) * 2019-04-02 2020-10-13 电信科学技术研究院有限公司 一种信号传输方法、装置及设备
CN111769924B (zh) * 2019-04-02 2023-08-22 大唐移动通信设备有限公司 一种信号传输方法、装置及设备

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