WO2020147086A1 - Procédé de transmission de signal, appareil associé, et système - Google Patents

Procédé de transmission de signal, appareil associé, et système Download PDF

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Publication number
WO2020147086A1
WO2020147086A1 PCT/CN2019/072237 CN2019072237W WO2020147086A1 WO 2020147086 A1 WO2020147086 A1 WO 2020147086A1 CN 2019072237 W CN2019072237 W CN 2019072237W WO 2020147086 A1 WO2020147086 A1 WO 2020147086A1
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WIPO (PCT)
Prior art keywords
time
window
windows
transmission
time windows
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PCT/CN2019/072237
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English (en)
Chinese (zh)
Inventor
任占阳
贾树葱
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华为技术有限公司
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Priority to CN201980088632.9A priority Critical patent/CN113273098B/zh
Priority to PCT/CN2019/072237 priority patent/WO2020147086A1/fr
Publication of WO2020147086A1 publication Critical patent/WO2020147086A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present invention relates to the field of communication technology, in particular to a signal transmission method, related equipment and system.
  • the 3rd generation partnership project (3rd generation partnership project, 3GPP) Release13 proposed the LAA technology, that is, the 5GHz unlicensed frequency band and the licensed frequency band are jointly used by means of carrier aggregation.
  • LAA technology provides an enhanced network capacity, coverage and simplified unified network management beyond WiFi.
  • LTE-U technology deploys long term evolution (LTE) to unlicensed spectrum and uses standard LTE air interface protocols to complete communication.
  • MulteFire technology applies LTE technology to unlicensed spectrum to provide high-performance communication services similar to LTE and simple deployment similar to Wi-Fi.
  • Unlicensed spectrum 5G NR is a global standard for a new air interface design based on orthogonal frequency division multiplexing (OFDM), which improves spectrum utilization and will bring new 5G NR network deployment scenarios.
  • OFDM orthogonal frequency division multiplexing
  • MulteFire technology if the unlicensed spectrum is networked separately, the discovery signal (DRS) needs to be carried on the unlicensed spectrum, and the transmission of the DRS signal must follow the channel access mechanism.
  • the application of unlicensed spectrum wireless communication technology to higher frequency carrier spectrum is the development trend of unlicensed spectrum mobile communication technology.
  • beamforming technology can be used to place DRS signals in different Send the beam to transmit.
  • MulteFire technology proposes DRS signal transmission based on the discovery signal measurement timing configuration (discovery measurement timing configuration, DMTC).
  • DMTC discovery measurement timing configuration
  • the terminal usually needs to perform DRS signal detection and reception within the entire DMTC window to perform channel quality measurement.
  • DMTC discovery measurement timing configuration
  • the embodiment of the present invention provides a signal transmission method, related equipment and system, which can reduce the signal detection overhead of the terminal in the unlicensed spectrum wireless communication based on the beamforming technology.
  • embodiments of the present invention provide a signal transmission method, which is applied to network equipment.
  • the method may include: the network device performs channel sensing in the first time period. If the network device detects that the channel is in an idle state, the network device sequentially sends signals of M transmission beams in M time periods after the first time period.
  • the total number of transmission beams configured by the network device is K, the s-th transmission beam among the K transmission beams corresponds to N s time windows, and the above K transmission beams correspond to P time windows.
  • the K transmission beams include the M transmission beams, the M transmission beams include the i-th transmission beam among the K transmission beams, and the second time period in the M time periods is corresponding to the i-th transmission beam Within the j-th time window.
  • the j-th time window is one of the N i time windows corresponding to the i-th transmit beam.
  • K is greater than or equal positive integer
  • P is greater than or equal a positive integer
  • N s is a positive integer less than P
  • N i is greater than or equal to 1 and less than the positive integer P is
  • the network device configuration transmission beams K, K transmission beams in the i-th transmission beam corresponding to the N i-th time window, said K transmission beam corresponding to the P total time windows.
  • the network device After the network device detects that the channel is in an idle state, it sends signals of M transmit beams in sequence during M time periods of the channel occupation time. Each of the foregoing M time periods corresponds to one of the foregoing P time windows.
  • the network device only transmits the signal of the i-th transmit beam in the N i time windows of the P time windows, and N i is less than P.
  • the terminal under the coverage of the i-th transmit beam only needs to transmit the signal in the above N i
  • the detection and reception of the signal of the i-th transmit beam are performed within the time window for channel quality measurement.
  • the present invention reduces the signal detection overhead of the terminal in the unlicensed spectrum wireless communication based on the beamforming technology.
  • the method before the network device sequentially sends the signals of the M transmit beams in M time periods after the first time period, the method further includes: if the channel is detected to be in an idle state, the network device obtains information from the above according to the configuration information.
  • the M transmission beams are determined among the K transmission beams, and the configuration information includes the correspondence between the K transmission beams and the P time windows.
  • the first time period and the second time period are adjacent.
  • the time interval between the first time period and the earliest time period among the foregoing M time periods is greater than zero and less than the duration of a time unit required for the network device to send a useful information.
  • the start time of the a-th time window in the P time windows is earlier than the start time of the a+1-th time window in the P time windows.
  • the cut-off time of the a-th time window is later than the start time of the a+1-th time window in the above P time windows, and the cut-off time of the a-th time window in the above P time windows is earlier than the above P The end time of the a+1th time window in the time window.
  • the start time of the b-th time window in the P time windows is earlier than the start time of the b+1-th time window in the P time windows, and in the P time windows
  • the expiration time of the b th time window of is equal to the expiration time of the b+1 th time window in the above P time windows.
  • the start time of the c-th time window in the above P time windows is equal to the start time of the c+1-th time window in the above P time windows, and the The cut-off time of the c-th time window is earlier than the cut-off time of the c+1-th time window among the above P time windows.
  • the network device is in the second time period
  • the signal of the i-th transmission beam is transmitted preferentially.
  • the end time of the e-th time window in the above P time windows is equal to the start time of the e+1-th time window in the above P time windows.
  • any continuous K time windows in the above P time windows correspond to the above K transmission beams one by one.
  • the P time windows are the time windows of the first window
  • the start time of the P time windows is the same as the start time of the first window
  • the end time of the P time windows is the same as that of the first window.
  • the cut-off time of the windows is the same
  • the first window is a window in the first window set
  • the time interval is the first cycle.
  • the correspondence between the time window in the g th window and the K transmission beams is a first correspondence
  • the time window in the g+1 window corresponds to the K transmission beams
  • the relationship is a second correspondence
  • the first correspondence is the same as the second correspondence.
  • the corresponding relationship between the time window in the g-th window and the K transmission beams is a first correspondence
  • the time window in the g+1-th window corresponds to the K transmission beams
  • the relationship is a second correspondence
  • the first correspondence is different from the second correspondence.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if z is a positive integer less than or equal to P g+1 –x, then the transmit beam corresponding to the z-th time window in the g-th window is the same as the z+x-th in the g+1-th window.
  • the transmit beams corresponding to the time windows are the same, P g+1 is the number of time windows in the g+1 th window, and x is a positive integer less than K; if z is greater than P g+1 –x and less than or equal to P g +1 is a positive integer, then the transmission beam corresponding to the z-th time window in the g-th window is the same as the transmission beam corresponding to the z+xP g+1- th time window in the g+1- th window.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if P g+1 +1-z is greater than zero, the transmission beam corresponding to the z-th time window in the g-th window is the same as the P g+1 +1-th in the g+1-th window. -The transmit beams corresponding to z time windows are the same; if P g+1 +1-z is less than or equal to zero, then the transmit beams corresponding to the z-th time window in the g-th window are the same as those in the g+1-th window The transmission beams corresponding to the P g+1 *(t+1)+1-z time window are the same.
  • t is the smallest positive integer that makes P g+1 *(t+1)+1-z greater than zero
  • z is a positive integer greater than or equal to 1 and less than P g
  • P g is the time in the g th window in the first window set The number of windows.
  • the signal of the i-th transmit beam sent by the network device includes a DRS signal.
  • the first window is a DMTC window.
  • embodiments of the present invention provide a signal transmission method, which is applied to terminal equipment.
  • the method may include: the terminal determines the position in the P time windows of the Ni time windows corresponding to the i -th transmission beam in the K transmission beams, and the s-th transmission beam in the K transmission beams configured by the network device corresponding to N s time windows, said K transmission beam corresponding to one of the P time windows, K is greater than or equal positive integer, P is greater than or equal a positive integer, N s is a positive integer less than P,, N i is greater than A positive integer equal to 1 and less than P.
  • the terminal detects and receives the signal of the i-th transmit beam within the N i time windows.
  • the terminal determines the position of the N i of the P-th time window in the time windows, and the measurement signal within said time windows N i. At times outside the N i time windows in the above P time windows, the terminal does not need to detect and receive the signal of the i-th transmit beam.
  • the present invention is used in unlicensed spectrum wireless communication based on beamforming technology , Which reduces the detection overhead of the terminal.
  • the terminal determines the position of the N i time windows corresponding to the i -th transmission beam in the K transmission beams in the P time windows, including: the terminal determines the i-th transmission in the K transmission beams and a plurality of beams or similar transmission beam corresponding to a in the above time window position P time window, said window comprising the above-described time a N i-th time window.
  • the terminal detecting and receiving the signal of the i-th transmission beam in the above N i time windows includes: the terminal detecting and receiving the i-th transmission beam and one of the signals in the above A time window Or multiple similar transmit beam signals.
  • the terminal determines the position of the N i time windows in the P time windows, and before detecting and receiving the signal in the N i time windows, it also includes: the terminal receives the network at the first moment The signal of the i-th transmit beam sent by the device, the signal includes configuration information, the first time is earlier than the start time of the P time windows, and the configuration information includes the correspondence between the P time windows and the K transmit beams .
  • the terminal determines the position of the N i time windows corresponding to the i -th transmission beam in the K transmission beams in the P time windows, including: the terminal determines the above-mentioned corresponding to the i-th transmission beam among the K transmission beams according to configuration information N i-th time window the position P in the above time window.
  • the start time of the a-th time window in the P time windows is earlier than the start time of the a+1-th time window in the P time windows.
  • the cut-off time of the a-th time window is later than the start time of the a+1-th time window in the above P time windows, and the cut-off time of the a-th time window in the above P time windows is earlier than the above P The end time of the a+1th time window in the time window.
  • the start time of the b-th time window in the P time windows is earlier than the start time of the b+1-th time window in the P time windows, and in the P time windows
  • the expiration time of the b th time window of is equal to the expiration time of the b+1 th time window in the above P time windows.
  • the start time of the c-th time window in the above P time windows is equal to the start time of the c+1-th time window in the above P time windows, and the The cut-off time of the c-th time window is earlier than the cut-off time of the c+1-th time window among the above P time windows.
  • the end time of the e-th time window in the above P time windows is equal to the start time of the e+1-th time window in the above P time windows.
  • any continuous K time windows in the above P time windows correspond to the above K transmission beams one by one.
  • the P time windows are the time windows of the first window
  • the start time of the P time windows is the same as the start time of the first window
  • the end time of the P time windows is the same as that of the first window.
  • the cut-off time of the windows is the same
  • the first window is a window in the first window set
  • the time interval is the first cycle.
  • the correspondence between the time window in the g th window and the K transmission beams is a first correspondence
  • the time window in the g+1 window corresponds to the K transmission beams
  • the relationship is a second correspondence
  • the first correspondence is the same as the second correspondence.
  • the correspondence between the time window in the g th window and the K transmission beams is a first correspondence
  • the time window in the g+1 window corresponds to the K transmission beams
  • the relationship is a second correspondence
  • the first correspondence is different from the second correspondence.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if z is a positive integer less than or equal to P g+1 –x, then the transmit beam corresponding to the z-th time window in the g-th window is the same as the z+x-th in the g+1-th window.
  • the transmit beams corresponding to the time windows are the same, P g+1 is the number of time windows in the g+1 th window, and x is a positive integer less than K; if z is greater than P g+1 –x and less than or equal to P g +1 is a positive integer, then the transmission beam corresponding to the z-th time window in the g-th window is the same as the transmission beam corresponding to the z+xP g+1- th time window in the g+1- th window.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if P g+1 +1-z is greater than zero, the transmission beam corresponding to the z-th time window in the g-th window is the same as the P g+1 +1-th in the g+1-th window. -The transmit beams corresponding to z time windows are the same; if P g+1 +1-z is less than or equal to zero, then the transmit beams corresponding to the z-th time window in the g-th window are the same as those in the g+1-th window The transmission beams corresponding to the P g+1 *(t+1)+1-z time window are the same.
  • t is the smallest positive integer that makes P g+1 *(t+1)+1-z greater than zero
  • z is a positive integer greater than or equal to 1 and less than P g
  • P g is the time in the g th window in the first window set The number of windows.
  • the signal of the i-th transmit beam sent by the network device includes a DRS signal.
  • the first window is a DMTC window.
  • an embodiment of the present invention provides a network device.
  • the network device may include multiple functional modules or units for correspondingly executing the signal transmission method provided in the first aspect.
  • the network device includes: a listening unit and a sending unit.
  • the listening unit is used for channel listening in the first time period.
  • the sending unit is configured to, if the listening unit detects that the channel is in an idle state, sequentially send the signals of the M transmission beams in M time periods after the first time period.
  • the total number of transmission beams configured by the network device is K, the s-th transmission beam among the K transmission beams corresponds to N s time windows, and the above K transmission beams correspond to P time windows.
  • the K transmission beams include the M transmission beams, the M transmission beams include the i-th transmission beam among the K transmission beams, and the second time period in the M time periods is corresponding to the i-th transmission beam Within the j-th time window.
  • the j-th time window is one of the N i time windows corresponding to the i-th transmit beam.
  • K is greater than or equal positive integer
  • P is greater than or equal a positive integer
  • N s is a positive integer less than P
  • N i is greater than or equal to 1 and less than the positive integer P is
  • M being greater than or equal to 1 and less than or equal to K, Positive integer.
  • the foregoing network device before the sending unit sequentially sends the signals of the M transmission beams in M time periods after the first time period, the foregoing network device further includes a first determining unit.
  • the first determining unit is configured to determine the M transmit beams from the K transmit beams according to configuration information if the channel is in an idle state, and the configuration information includes the correspondence between the K transmit beams and the P time windows relationship.
  • the first time period and the second time period are adjacent.
  • the time interval between the first time period and the earliest time period among the foregoing M time periods is greater than zero and less than the duration of the time unit required for the sending unit to send one useful information.
  • the start time of the a-th time window in the P time windows is earlier than the start time of the a+1-th time window in the P time windows.
  • the cut-off time of the a-th time window is later than the start time of the a+1-th time window in the above P time windows, and the cut-off time of the a-th time window in the above P time windows is earlier than the above P The end time of the a+1th time window in the time window.
  • the start time of the b-th time window in the P time windows is earlier than the start time of the b+1-th time window in the P time windows, and in the P time windows
  • the expiration time of the b th time window of is equal to the expiration time of the b+1 th time window in the above P time windows.
  • the start time of the c-th time window in the above P time windows is equal to the start time of the c+1-th time window in the above P time windows, and the The cut-off time of the c-th time window is earlier than the cut-off time of the c+1-th time window among the above P time windows.
  • the sending unit is in the second time period
  • the signal of the i-th transmission beam is transmitted preferentially.
  • the end time of the e-th time window in the above P time windows is equal to the start time of the e+1-th time window in the above P time windows.
  • any continuous K time windows in the above P time windows correspond to the above K transmission beams one by one.
  • the P time windows are the time windows of the first window
  • the start time of the P time windows is the same as the start time of the first window
  • the end time of the P time windows is the same as that of the first window.
  • the cut-off time of the windows is the same
  • the first window is a window in the first window set
  • the time interval is the first cycle.
  • the corresponding relationship between the time window in the g-th window and the K transmission beams is a first correspondence
  • the time window in the g+1-th window corresponds to the K transmission beams
  • the relationship is a second correspondence
  • the first correspondence is the same as the second correspondence.
  • the corresponding relationship between the time window in the g-th window and the K transmission beams is a first correspondence
  • the time window in the g+1-th window corresponds to the K transmission beams
  • the relationship is a second correspondence
  • the first correspondence is different from the second correspondence.
  • the end time of the e-th time window in the above P time windows is equal to the start time of the e+1-th time window in the above P time windows.
  • any continuous K time windows among the above P time windows correspond to the above K transmission beams one by one.
  • the P time windows are the time windows of the first window
  • the start time of the P time windows is the same as the start time of the first window
  • the end time of the P time windows is the same as that of the first window.
  • the cut-off time of the windows is the same
  • the first window is a window in the first window set
  • the time interval is the first cycle.
  • the corresponding relationship between the time window in the g-th window and the K transmission beams is a first correspondence
  • the time window in the g+1-th window corresponds to the K transmission beams
  • the relationship is a second correspondence
  • the first correspondence is the same as the second correspondence.
  • the corresponding relationship between the time window in the g-th window and the K transmission beams is a first correspondence
  • the time window in the g+1-th window corresponds to the K transmission beams
  • the relationship is a second correspondence
  • the first correspondence is different from the second correspondence.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if z is a positive integer less than or equal to P g+1 –x, then the transmit beam corresponding to the z-th time window in the g-th window is the same as the z+x-th in the g+1-th window.
  • the transmit beams corresponding to the time windows are the same, P g+1 is the number of time windows in the g+1 th window, and x is a positive integer less than K; if z is greater than P g+1 –x and less than or equal to P g +1 is a positive integer, then the transmission beam corresponding to the z-th time window in the g-th window is the same as the transmission beam corresponding to the z+xP g+1- th time window in the g+1- th window.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if P g+1 +1-z is greater than zero, the transmission beam corresponding to the z-th time window in the g-th window is the same as the P g+1 +1-th in the g+1-th window. -The transmit beams corresponding to z time windows are the same; if P g+1 +1-z is less than or equal to zero, then the transmit beams corresponding to the z-th time window in the g-th window are the same as those in the g+1-th window The transmission beams corresponding to the P g+1 *(t+1)+1-z time window are the same.
  • t is the smallest positive integer that makes P g+1 *(t+1)+1-z greater than zero
  • z is a positive integer greater than or equal to 1 and less than P g
  • P g is the time in the g th window in the first window set The number of windows.
  • the signal of the i-th transmission beam sent by the sending unit includes a DRS signal.
  • the first window is a DMTC window.
  • an embodiment of the present invention provides a terminal device.
  • the terminal device may include multiple functional modules or units for correspondingly executing the signal transmission method provided in the second aspect.
  • the terminal device includes: a second determining unit and a detecting unit.
  • the second determining unit is used to determine the position of the N i time windows corresponding to the i -th transmission beam in the K transmission beams in the P time windows, and the s-th transmission among the K transmission beams configured by the network device beam corresponds N s time windows, said K transmission beam corresponding to one of the P time windows, K is greater than or equal positive integer, P is greater than or equal a positive integer, N s is a positive integer less than P,, N i is A positive integer greater than or equal to 1 and less than P.
  • the detecting unit is configured to detect and receive the signal of the i-th transmit beam within the N i time windows.
  • the second determining unit determines the positions of the N i time windows corresponding to the i -th transmission beam among the K transmission beams in the P time windows, including: the second determining unit determines the K transmissions the i-th transmission beam, and a beam or a plurality of transmission beam corresponding to the close time window position a in the above-P time window, said window comprising the above-described time a N i-th time window.
  • the detection unit detects and receives the signal of the i-th transmission beam in the above N i time windows, including: the detection unit detects and receives the signal of the i-th transmission beam in the above A time window signal.
  • the second determining unit determines the position of the N i time windows corresponding to the i -th transmitting beam in the K transmitting beams before the position in the P time windows
  • the above-mentioned terminal device further includes a receiving unit.
  • the receiving unit is configured to receive the signal of the i-th transmit beam sent by the network device at the first moment.
  • the signal includes configuration information, the first time is earlier than the start time of the P time windows, and the configuration information includes the correspondence between the P time windows and the K transmission beams.
  • the second determining unit determines the position in the P time windows of the N i time windows corresponding to the i -th transmitting beam among the K transmitting beams, including: the second determining unit determines the i-th among the K transmitting beams according to configuration information The positions of the N i time windows corresponding to the two transmit beams in the P time windows.
  • the start time of the a-th time window in the P time windows is earlier than the start time of the a+1-th time window in the P time windows.
  • the cut-off time of the a-th time window is later than the start time of the a+1-th time window in the above P time windows, and the cut-off time of the a-th time window in the above P time windows is earlier than the above P The end time of the a+1th time window in the time window.
  • the start time of the b-th time window in the P time windows is earlier than the start time of the b+1-th time window in the P time windows, and in the P time windows
  • the expiration time of the b th time window of is equal to the expiration time of the b+1 th time window in the above P time windows.
  • the start time of the c-th time window in the above P time windows is equal to the start time of the c+1-th time window in the above P time windows, and the The cut-off time of the c-th time window is earlier than the cut-off time of the c+1-th time window among the above P time windows.
  • the end time of the e-th time window in the above P time windows is equal to the start time of the e+1-th time window in the above P time windows.
  • any continuous K time windows in the above P time windows correspond to the above K transmission beams one by one.
  • the P time windows are the time windows of the first window
  • the start time of the P time windows is the same as the start time of the first window
  • the end time of the P time windows is the same as that of the first window.
  • the cut-off time of the windows is the same
  • the first window is a window in the first window set
  • the time interval is the first cycle.
  • the corresponding relationship between the time window in the g-th window and the K transmission beams is a first correspondence
  • the time window in the g+1-th window corresponds to the K transmission beams
  • the relationship is a second correspondence
  • the first correspondence is the same as the second correspondence.
  • the corresponding relationship between the time window in the g-th window and the K transmission beams is a first correspondence
  • the time window in the g+1-th window corresponds to the K transmission beams
  • the relationship is a second correspondence
  • the first correspondence is different from the second correspondence.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if z is a positive integer less than or equal to P g+1 –x, then the transmit beam corresponding to the z-th time window in the g-th window is the same as the z+x-th in the g+1-th window.
  • the transmit beams corresponding to the time windows are the same, P g+1 is the number of time windows in the g+1 th window, and x is a positive integer less than K; if z is greater than P g+1 –x and less than or equal to P g +1 is a positive integer, then the transmission beam corresponding to the z-th time window in the g-th window is the same as the transmission beam corresponding to the z+xP g+1- th time window in the g+1- th window.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if P g+1 +1-z is greater than zero, the transmission beam corresponding to the z-th time window in the g-th window is the same as the P g+1 +1-th in the g+1-th window. -The transmit beams corresponding to z time windows are the same; if P g+1 +1-z is less than or equal to zero, then the transmit beams corresponding to the z-th time window in the g-th window are the same as those in the g+1-th window The transmission beams corresponding to the P g+1 *(t+1)+1-z time window are the same.
  • t is the smallest positive integer that makes P g+1 *(t+1)+1-z greater than zero
  • z is a positive integer greater than or equal to 1 and less than P g
  • P g is the time in the g th window in the first window set The number of windows.
  • the signal of the i-th transmit beam sent by the network device includes a DRS signal.
  • the first window is a DMTC window.
  • an embodiment of the present invention provides a network device for executing the signal transmission method provided in the first aspect.
  • the network device may include: a memory, a processor, a transmitter, and a receiver, where the transmitter and the receiver are used to communicate with other communication devices (such as a network device or a second communication device).
  • the memory is used to store the implementation code of the signal transmission method provided in the first aspect
  • the processor is used to execute the program code stored in the memory, that is, to execute the signal transmission method provided in the first aspect.
  • an embodiment of the present invention provides a terminal device for executing the signal transmission method provided in the second aspect.
  • the terminal device may include: a memory, a processor, a transmitter, and a receiver, where the transmitter and the receiver are used to communicate with other communication devices (such as a network device or a first communication device).
  • the memory is used to store the implementation code of the signal transmission method provided in the second aspect
  • the processor is used to execute the program code stored in the memory, that is, to execute the signal transmission method provided in the second aspect.
  • an embodiment of the present invention provides a communication system.
  • the communication system includes a network device and a terminal device. among them:
  • the network device may be the network device described in the third aspect, or the network device described in the fifth aspect.
  • the terminal device may be the terminal described in the fourth aspect, or the terminal device described in the sixth aspect.
  • the present invention provides a communication chip.
  • the communication chip may include a processor and one or more interfaces coupled to the processor.
  • the processor can be used to call the implementation program of the signal transmission method provided in the first aspect from the memory, and execute the instructions contained in the program.
  • the interface can be used to output the data processing result of the processor.
  • the present invention provides a communication chip.
  • the communication chip may include a processor and one or more interfaces coupled to the processor.
  • the processor may be used to call the implementation program of the signal transmission method provided by the second aspect from the memory, and execute the instructions contained in the program.
  • the interface can be used to output the data processing result of the processor.
  • an embodiment of the present invention provides a computer-readable storage medium with instructions stored on the readable storage medium, which when run on a processor, cause the processor to execute the signal transmission method described in the first aspect.
  • an embodiment of the present invention provides a computer-readable storage medium with instructions stored on the readable storage medium, which when run on a processor, cause the processor to execute the signal transmission method described in the second aspect above .
  • embodiments of the present invention provide a computer program product containing instructions, which when run on a processor, cause the processor to execute the signal transmission method described in the first aspect.
  • embodiments of the present invention provide a computer program product containing instructions, which when run on a processor, cause the processor to execute the signal transmission method described in the second aspect.
  • FIG. 1 is a schematic diagram of a communication system architecture related to an embodiment of the present invention
  • FIG. 2 is a schematic diagram of the hardware architecture of a network device provided by an embodiment of the present invention.
  • FIG. 3 is a schematic diagram of the hardware architecture of a terminal device provided by an embodiment of the present invention.
  • FIG. 4 is a schematic flowchart of a signal transmission method according to an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of a receiving beam and a sending beam according to an embodiment of the present invention.
  • FIG. 6 is a schematic diagram of LBT in an energy detection mode related to an embodiment of the present invention.
  • FIG. 7A is a schematic diagram of a positional relationship between two adjacent time windows provided by an embodiment of the present invention.
  • FIG. 7B is a schematic diagram of a positional relationship of P time windows provided by an embodiment of the present invention.
  • 8A is another schematic diagram of the positional relationship between two adjacent time windows provided by an embodiment of the present invention.
  • FIG. 8B is a schematic diagram of another positional relationship of P time windows provided by an embodiment of the present invention.
  • 9A is another schematic diagram of the positional relationship between two adjacent time windows provided by an embodiment of the present invention.
  • 9B is a schematic diagram of another positional relationship of P time windows provided by an embodiment of the present invention.
  • 10A is another schematic diagram of the positional relationship between two adjacent time windows provided by an embodiment of the present invention.
  • 10B is a schematic diagram of another positional relationship of P time windows provided by an embodiment of the present invention.
  • FIG. 11 is a schematic diagram of another positional relationship of P time windows provided by an embodiment of the present invention.
  • FIG. 12 is a schematic diagram of another positional relationship of P time windows provided by an embodiment of the present invention.
  • FIG. 13 is a schematic diagram of another positional relationship of P time windows provided by an embodiment of the present invention.
  • 14A is a schematic diagram of signal transmission according to an embodiment of the present invention.
  • 14B is another schematic diagram of signal sending according to an embodiment of the present invention.
  • 14C is another schematic diagram of signal sending according to an embodiment of the present invention.
  • FIG. 15 is a schematic diagram of a first window set provided by an embodiment of the present invention.
  • 16A is a schematic diagram of the correspondence between a time window and a transmission beam according to an embodiment of the present invention.
  • 16B is a schematic diagram of the correspondence between a time window and a transmission beam according to an embodiment of the present invention.
  • FIG. 17 is a schematic diagram of another corresponding relationship between a time window and a transmission beam according to an embodiment of the present invention.
  • FIG. 18 is a schematic diagram of another corresponding relationship between a time window and a transmission beam according to an embodiment of the present invention.
  • Figure 19 is a functional block diagram of another network device provided by an embodiment of the present invention.
  • 20 is a functional block diagram of another terminal device provided by an embodiment of the present invention.
  • FIG. 21 is a schematic structural diagram of a communication chip provided by an embodiment of the present invention.
  • Fig. 1 shows a wireless communication system related to an embodiment of the present invention.
  • the wireless communication system can work in the high-frequency band, not limited to the LTE system, but also the 5th Generation (5G) system, New Radio (NR) system, machine-to-machine communication that will evolve in the future (Machine to Machine, M2M) system, etc.
  • the wireless communication system 100 may include: one or more network devices 101, one or more terminal devices 103, and a core network (not shown). among them:
  • the network device 101 may be a base station.
  • the base station may be used to communicate with one or more terminals, or it may be used to communicate with one or more base stations with partial terminal functions (such as macro base stations and micro base stations, such as access points, Communication between).
  • the base station can be the base transceiver station (BTS) in the time division synchronous code division multiple access (TD-SCDMA) system, or the evolutional Node B in the LTE system. , ENB), as well as base stations in 5G systems and New Air Interface (NR) systems.
  • the base station may also be an access point (AP), a transmission receive point (TRP), a central unit (CU), or other network entities, and may include some of the functions of the above network entities Or all functions.
  • AP access point
  • TRP transmission receive point
  • CU central unit
  • the terminal device 103 may be distributed in the entire wireless communication system 100, and may be stationary or mobile.
  • the terminal device 103 may be a mobile device, a mobile station, a mobile unit, an M2M terminal, a wireless unit, a remote unit, a terminal agent, a mobile client, and so on.
  • the wireless communication system 100 is a multi-beam communication system. among them:
  • the network device 101 can be configured with a large-scale antenna array, and use beamforming technology to control the antenna array to form beams with different directions. In order to cover the entire cell 107, the network device 101 needs to use multiple beams with different directions.
  • the network device 101 may sequentially use beams of different directions to transmit wireless signals (such as DRS signals, downlink reference signals (RS) and/or downlink synchronization signal blocks (SS block)).
  • the terminal device 103 detects and receives the wireless signal transmitted by the transmission beam of the network device 101, and can perform channel quality measurement (or estimation) based on the detected and received wireless signal. Based on the above-mentioned channel quality measurement (or estimation), the terminal device can Measure, update and predict the first channel quality index.
  • the first channel quality index includes carrier to interference and noise ratio (CINR), signal to interference and noise ratio (SINR) , Received signal strength indicator (RSSI), reference signal received power (reference signal received power, RSRP), reference signal received quality (reference signal received quality, RSRQ) the instantaneous average or time average of the signal quality measurement, The instantaneous variance or time variance of the signal quality metric of RSRQ and the instantaneous standard deviation or time standard deviation of the signal quality metric of RSRQ, etc.
  • CINR carrier to interference and noise ratio
  • SINR Received signal strength indicator
  • RSRP reference signal received power
  • RSRQ reference signal received quality
  • the terminal device 103 may also be configured with an antenna array, and may also convert different beams to transmit and receive signals.
  • the embodiment of the present invention does not specifically limit this.
  • beams can be divided into a transmission beam and a reception beam of the network device 101, and one network device 101 can have multiple transmission beams and multiple reception beams.
  • the embodiment of the present invention does not specifically limit the beam used by the terminal device 103 for signal transmission and reception. It can be understood that the sending beam and the receiving beam appearing in the embodiments of the present invention all refer to the sending beam of the network device and the receiving beam of the network device.
  • FIG. 2 shows a network device 200 provided by an embodiment of the present invention.
  • the network device 200 may include: one or more network device processors 201, a memory 202, a communication interface 203, a transmitter 205, a receiver 206, a coupler 207, and an antenna 208. These components can be connected via a bus 204 or other types.
  • FIG. 2 uses a bus connection as an example. among them:
  • the communication interface 203 can be used for the network device 200 to communicate with other communication devices, such as terminal devices or other network devices.
  • the communication interface 203 may be a long-term evolution (LTE) (4G) communication interface, or may be a 5G or future new air interface communication interface.
  • LTE long-term evolution
  • the network device 200 may also be configured with a wired communication interface 203 to support wired communication.
  • the backhaul link between one network device 200 and another network device 200 may be a wired communication connection.
  • the transmitter 205 may be used to transmit and process the signal output by the network device processor 201, for example, to achieve directional transmission through beamforming.
  • the receiver 206 may be used to receive and process the mobile communication signal received by the antenna 208, for example, to achieve directional reception through beamforming.
  • the transmitter 205/receiver 206 may include a beamforming controller for controlling the directional transmission/reception of signals.
  • the transmitter 205 and the receiver 206 can be regarded as a wireless modem.
  • the number of the transmitter 205 and the receiver 206 may each be one or more.
  • the antenna 208 can be used to convert electromagnetic energy in a transmission line into electromagnetic waves in a free space, or convert electromagnetic waves in a free space into electromagnetic energy in a transmission line.
  • the coupler 207 can be used to divide the mobile communication signal into multiple channels and distribute them to multiple receivers 206.
  • the memory 202 is coupled with the network device processor 201, and is used to store various software programs and/or multiple sets of instructions.
  • the memory 202 may include a high-speed random access memory, and may also include a non-volatile memory, such as one or more magnetic disk storage devices, flash memory devices, or other non-volatile solid-state storage devices.
  • the memory 202 can store an operating system (hereinafter referred to as the system), such as embedded operating systems such as uCOS, VxWorks, and RTLinux.
  • the memory 202 may also store a network communication program, which may be used to communicate with one or more additional devices, one or more terminal devices, and one or more network devices.
  • the network device processor 201 can be used to perform wireless channel management, implement call and communication link establishment and teardown, and provide cell switching control for terminal devices in the control area.
  • the network device processor 201 may include: management/communication module (administration module/communication module, AM/CM) (for voice channel exchange and information exchange center), basic module (basic module, BM) (for Complete call processing, signaling processing, wireless resource management, wireless link management and circuit maintenance functions), code conversion and submultiplexer (transcoder and submultiplexer, TCSM) (used to complete multiplexing, demultiplexing and code conversion functions) )and many more.
  • management/communication module administration module/communication module, AM/CM
  • basic module basic module
  • BM for Complete call processing, signaling processing, wireless resource management, wireless link management and circuit maintenance functions
  • code conversion and submultiplexer transcoder and submultiplexer, TCSM
  • TCSM code conversion and submultiplexer
  • the network device processor 201 may be used to read and execute computer-readable instructions. Specifically, the network device processor 201 may be used to call a program stored in the memory 202, such as a program for implementing the signal transmission method provided by one or more embodiments of the present invention on the network device 200 side, and execute the instructions contained in the program. .
  • the network device 200 may be the network device 101 in the wireless communication system 100 shown in FIG. 1, and may be implemented as a base transceiver station, a wireless transceiver, a basic service set (BSS), and an extended service set (ESS). , NodeB, eNodeB, access point or TRP, etc.
  • the network device 200 shown in FIG. 2 is only an implementation manner of the embodiment of the present invention. In practical applications, the network device 200 may also include more or fewer components, which is not limited here.
  • FIG. 3 shows a terminal device 300 provided by an embodiment of the present invention.
  • the terminal device 300 may include: one or more terminal device processors 301, a memory 302, a communication interface 303, a receiver 305, a transmitter 306, a coupler 307, an antenna 308, and a terminal device interface 309. These components can be connected through the bus 304 or in other ways.
  • FIG. 3 uses the bus connection as an example. among them:
  • the communication interface 303 can be used for the terminal device 300 to communicate with other communication devices, such as network devices.
  • the network device may be the network device 200 shown in FIG. 2.
  • the communication interface 303 may be a long-term evolution (LTE) (4G) communication interface, and may also be a 5G or future new air interface communication interface.
  • LTE long-term evolution
  • the terminal device 300 may also be configured with a wired communication interface 303, such as a local access network (LAN) interface.
  • the transmitter 306 may be used to transmit and process the signal output by the terminal device processor 301.
  • the receiver 305 can be used to receive and process the mobile communication signal received by the antenna 308.
  • the transmitter 306 and the receiver 305 can be regarded as a wireless modem.
  • the number of the transmitter 306 and the receiver 305 may each be one or more.
  • the antenna 308 can be used to convert electromagnetic energy in a transmission line into electromagnetic waves in a free space, or convert electromagnetic waves in a free space into electromagnetic energy in a transmission line.
  • the coupler 307 is used to divide the mobile communication signal received by the antenna 308 into multiple channels and distribute them to multiple receivers 305.
  • the terminal device 300 may also include other communication components, such as a GPS module, a Bluetooth (bluetooth) module, a wireless fidelity (Wi-Fi) module, and so on. Not limited to wireless communication, the terminal device 300 may also be configured with a wired network interface (such as a LAN interface) to support wired communication.
  • the memory 302 is coupled with the terminal device processor 301, and is used to store various software programs and/or multiple sets of instructions.
  • the memory 302 may include a high-speed random access memory, and may also include a non-volatile memory, such as one or more magnetic disk storage devices, flash memory devices, or other non-volatile solid-state storage devices.
  • the memory 302 can store an operating system (hereinafter referred to as system), such as an embedded operating system such as ANDROID, IOS, WINDOWS, or LINUX.
  • system such as an embedded operating system such as ANDROID, IOS, WINDOWS, or LINUX.
  • the memory 302 may also store a network communication program, which may be used to communicate with one or more additional devices, one or more terminal devices, and one or more network devices.
  • the memory 302 may be used to store an implementation program on the terminal device 300 side of the signal transmission method provided by one or more embodiments of the present invention.
  • the implementation of the signal transmission method provided by one or more embodiments of the present invention please refer to the subsequent embodiments.
  • the terminal device processor 301 can be used to read and execute computer-readable instructions. Specifically, the terminal device processor 201 may be used to call a program stored in the memory 312, such as a program for implementing the signal transmission method provided by one or more embodiments of the present invention on the terminal device 300 side, and execute the instructions contained in the program. .
  • the terminal device 300 may be the terminal device 103 in the wireless communication system 100 shown in FIG. 1, and may be implemented as a mobile device, a mobile station, a mobile unit, a wireless unit, and a remote unit. Terminal equipment agents, mobile clients, etc.
  • terminal device 300 shown in FIG. 3 is only an implementation manner of the embodiment of the present invention. In practical applications, the terminal device 300 may also include more or fewer components, which is not limited here.
  • the transmitting beam of the network device 101 is pre-configured by the network device 101.
  • FIG. 4 is a schematic flowchart of a signal transmission method provided by an embodiment of the present invention. As shown in FIG. 4, the signal transmission method provided by the embodiment of the present invention includes but is not limited to steps S401 to S404. The possible implementation of this method embodiment will be further described below.
  • S401 The network device performs channel sensing in the first time period.
  • channel sensing may be a certain predefined channel sensing technology.
  • channel sensing can be listen before talk (LBT).
  • LBT means that a device that needs to transmit data needs to detect the wireless environment of a wireless carrier before sending data on a certain wireless carrier. Determine whether other devices are transmitting data on the wireless carrier.
  • Channel sensing can also be called clear channel assessment (CCA) or carrier sensing (CS), collectively called channel sensing.
  • CCA clear channel assessment
  • CS carrier sensing
  • the LBT may be an LBT in the energy detection mode.
  • the LBT in the energy detection mode means that when the energy on the wireless carrier is detected to be greater than the preset threshold, it is considered that other devices are working
  • the device fails LBT on the wireless carrier, and the device will try to send data after a period of time; when it detects that the energy on the wireless carrier is less than the preset threshold, the wireless carrier is considered to be idle Status, the device successfully LBT on the wireless carrier, and the device sends data on the wireless carrier.
  • the LBT may be the LBT in the signal detection mode, and the LBT in the signal detection mode refers to judging whether the channel is idle by detecting whether there is a pre-designed signal on the wireless carrier.
  • the LBT may also be other modes of LBT, for example, the LBT that uses factors such as signal power or signal-to-noise ratio as a standard.
  • the idle state of the channel described below may mean that the energy on the channel is detected to be less than the energy threshold, or it may mean that the pre-designed signal on the channel is not detected, which is not limited here.
  • the following description of the wireless carrier not being in an idle state may mean detecting that the energy on the channel is greater than or equal to the energy threshold, or detecting that a pre-designed signal is present on the channel, which is not limited here.
  • the 3rd generation partnership project (3GPP) has evaluated four types of LBT mechanisms, including:
  • Type 1 No LBT, that is, the device does not perform LBT before sending data.
  • Type 2 LBT without random backoff process, that is, LBT with a fixed length of time.
  • Channel monitoring is performed before data transmission. If the channel is in an idle state, data transmission is performed during the subsequent channel occupation time; otherwise, data cannot be transmitted during the entire frame period.
  • Category-2LBT LBT without random backoff process
  • Type 3 LBT with random backoff process, using a frame structure with an unfixed frame period, and a fixed length of the contention window. If the channel is in an idle state, data transmission can start immediately, otherwise, it enters a contention window (CW).
  • CW contention window
  • Type 4 LBT with random backoff process, adopts a frame structure with an unfixed frame period, and the length of the contention window is not fixed. Unlike the use of a fixed-length contention window, the sender device can change the length of the CW. For the convenience of description, hereinafter referred to as Category-4LBT.
  • Random backoff means that if the channel is still in the idle state within the waiting time after the device detects that the channel is in the idle state, the device can transmit data on the channel.
  • the waiting time needs to be selected between a specified minimum and maximum value.
  • the range specified by the minimum and maximum value is called CW.
  • the channel sensing can be Category-2LBT.
  • the channel listening can also be Category-4LBT.
  • the duration of signal transmission using the channel is limited by the maximum channel occupancy time (MCOT).
  • the MCOT of Category-2LBT is small, usually 1 millisecond (ms).
  • the MCOT of Category-4LBT is larger, and the higher the service priority of channel access, the smaller the MCOT of Category-4LBT.
  • the network device performs omnidirectional channel listening in the first time period.
  • Omnidirectional channel listening means that the network device does not distinguish the beam range of the receiving beam from which the signal arrives during the channel listening process, that is, channel listening is performed in all signal arrival directions.
  • the network device uses the omnidirectional receiving antenna to perform omnidirectional channel sensing in the first time period.
  • the network device performs directed channel listening in the first time period.
  • Directed channel listening means that the network device only listens to signals within a specific receiving beam range during the channel listening process, that is, the network device can listen to whether other devices occupy the channel within the specific receiving beam range.
  • the network device uses the directional receiving antenna to perform directional channel listening in the first time period.
  • the network device uses the receive beamforming technology to perform directed channel sensing in the first time period.
  • the network device performs directed channel sensing for the first receiving beam in the first time period, and if the network device detects that the channel is in an idle state, the network device continuously transmits in the MCOT after the first time period Signals of H transmit beams, the beam range of the first receive beam includes the beam ranges of the above H transmit beams, and H is a positive integer greater than or equal to 1.
  • the network device is configured with 16 transmission beams, and the network device needs to transmit signals of 3 transmission beams among the 16 transmission beams mentioned above.
  • the 3 transmission beams are the first transmission beam among the 16 transmission beams.
  • the network device performs directional channel sensing for the first receiving beam in the first time period.
  • the beam range of the first receiving beam includes the beam range of the first transmitting beam and the second beam.
  • the beam range of the receiving beam of the network device refers to the signal receiving direction range where the network device has a higher receiving antenna gain.
  • the due east direction is 0 degrees
  • the due north direction is 90 degrees
  • the due west direction is 180 degrees
  • the due south direction is 270 degrees.
  • the network device receives a signal arriving in the true east direction through a receiving beam
  • the receiving beam direction is called 0 degrees.
  • the receiving antenna gain of the first receiving beam of the network device is greater than the first preset gain value within the range of the receiving beam direction of 0 degrees to the receiving beam direction of 60 degrees, the beam range of the first receiving beam is called 0 degrees.
  • the beam range of the transmission beam of the network device refers to the signal transmission direction range where the network device has a higher transmit antenna gain. If the network device transmits a signal in the due east direction through the transmitting beam, the direction of the transmitting beam is called 0 degree. If the transmit antenna gain of the first transmit beam of the network device is greater than the second preset gain value within the range of the transmit beam direction of 10 degrees to the transmit beam direction of 50 degrees, the beam range of the first transmit beam is called 10 degrees. The transmit beam direction to 50 degrees of the transmit beam direction. In addition, the beam range of the first receiving beam includes the beam range of the first transmitting beam. For example, the first preset gain value is 10dBi, and the second preset gain value is 10dBi.
  • the network device may have multiple channel listening units, which are used to perform channel listening for multiple different receiving beams at the same time.
  • the network device may select a receiving beam from the above-mentioned one or more receiving beams, and perform signal transmission on one or more transmitting beams within the beam range of the receiving beam.
  • the beam range of the receiving beam includes the beam range of the one or more transmitting beams.
  • the beam ranges of any two receiving beams in the above multiple different receiving beams may have overlapping parts or no overlapping parts in the spatial direction, which is not specifically limited in the embodiment of the present invention.
  • the network device may have multiple channel listening units for performing channel listening for multiple different receiving beams at the same time, and the beam ranges of any two receiving beams of the multiple receiving beams may be in the spatial direction. There is an overlapping part or there is no overlapping part, and there is no limitation on this.
  • the network device may send signals on one or more sending beams.
  • the beam range of any one of the one or more transmission beams is included in the beam range of at least one reception beam of the one or more reception beams.
  • the network device If the network device detects that the channel is in an idle state, the network device sequentially sends signals of M transmission beams in M time periods after the first time period.
  • the total number of transmission beams configured by the network device is K
  • the s-th transmission beam among the K transmission beams corresponds to N s time windows
  • the above K transmission beams correspond to P time windows.
  • the second time period of the foregoing M time periods is located within the j-th time window corresponding to the i-th transmit beam
  • the j-th time window is one of the N i time windows corresponding to the i-th transmit beam window.
  • the network device sequentially sends signals of M transmission beams in M time periods after the first time period.
  • the total number of transmission beams configured by the network device is K, and the above K transmission beams correspond to P time windows.
  • the K transmission beams include the M transmission beams
  • the M transmission beams include the i-th transmission beam among the K transmission beams
  • the second time period in the M time periods is corresponding to the i-th transmission beam Within the j-th time window.
  • the j-th time window is one of the N i time windows corresponding to the i-th transmit beam.
  • K is greater than or equal positive integer
  • P is greater than or equal a positive integer
  • N s is a positive integer less than P
  • N i is greater than or equal to 1 and less than the positive integer P is
  • M being greater than or equal to 1 and less than or equal to K, Positive integer.
  • the s-th transmission beam in the K transmission beams corresponds to N s time windows, and N s may be equal to 0 or greater than 0, that is, one of the above K transmission beams corresponds to the above P time windows Zero, one or more time windows of.
  • One of the P time windows corresponds to one of the K transmission beams
  • the P time windows correspond to S of the K transmission beams in total, and S is less than or equal to K.
  • the i-th transmission beam in the K transmission beams corresponds to N i time windows
  • the second time period is within the j-th time window corresponding to the i-th transmission beam
  • the N i time windows include the j-th time window.
  • Time window, N i is greater than or equal to 1.
  • the j-th time window corresponding to the i-th transmission beam indicates that the j-th time window among the aforementioned P time windows is a time window for transmitting the signal of the i-th transmission beam.
  • the network device transmits the signal of the i-th transmission beam among the K transmission beams, and the signal may include a DRS signal, an RS signal, and/or an SS block.
  • the beam ranges of any two transmission beams of the above K transmission beams may have overlapping parts or no overlapping parts in the spatial direction, which is not specifically limited in the embodiment of the present invention.
  • any two adjacent time windows in the above P time windows satisfy the following relationship: the start time of the hth time window in the above P time windows is earlier than or equal to the h+1th time window in the above P time windows The start time of the time window, the end time of the h-th time window in the above P time windows is later than or equal to the start time of the h+1-th time window in the P time windows, and the above P time windows The expiration time of the hth time window in is earlier than or equal to the expiration time of the h+1th time window in the above P time windows.
  • Two adjacent time windows in the above P time windows may be overlapping or non-overlapping. The possible positional relationship between two adjacent time windows in the above P time windows will be further described below.
  • the positional relationship between two adjacent time windows in the P time windows includes but is not limited to the following four implementation modes:
  • the start time of the a-th time window in the P time windows is earlier than the start time of the a+1-th time window in the P time windows, and the P The cut-off time of the a-th time window in the time window is later than the start time of the a+1-th time window in the P time windows, and the cut-off time of the a-th time window in the P time windows is earlier than The expiration time of the a+1th time window in the above P time windows.
  • FIG. 7A A possible positional relationship of two adjacent time windows in the above P time windows is shown in FIG. 7A.
  • a possible positional relationship of the above P time windows is shown in Fig. 7B.
  • the start time of the b-th time window in the P time windows is earlier than the start time of the b+1-th time window in the P time windows, and the P The cut-off time of the b-th time window in the time window is equal to the cut-off time of the b+1-th time window in the above P time windows.
  • FIG. 8A A possible positional relationship between two adjacent time windows in the above P time windows is shown in FIG. 8A.
  • a possible positional relationship of the above P time windows is shown in Fig. 8B.
  • the starting time of the c-th time window in the above P time windows is equal to the starting time of the c+1-th time window in the above P time windows, and the above P time windows
  • the cut-off time of the c-th time window in the window is earlier than the cut-off time of the c+1-th time window in the above P time windows.
  • FIG. 9A A possible positional relationship of two adjacent time windows among the above P time windows is shown in FIG. 9A.
  • a possible positional relationship of the above P time windows is shown in Fig. 9B.
  • the end time of the e-th time window in the above P time windows is equal to the start time of the e+1-th time window in the above P time windows.
  • a possible positional relationship of two adjacent time windows in the above P time windows is shown in FIG. 10A.
  • a possible positional relationship of the above P time windows is shown in Fig. 10B.
  • two adjacent time windows in the first position relationship, the second position relationship, and the third position relationship overlap, and two adjacent time windows in the fourth position relationship do not overlap.
  • the duration of the two adjacent time windows may be the same, or different.
  • the embodiment of the present invention does not specifically limit this.
  • the positional relationship of the P time windows may also include the first positional relationship, the second A combination of multiple positional relationships among the positional relationship, the third positional relationship, and the fourth positional relationship.
  • the positional relationship of the P time windows includes a first positional relationship and a fourth positional relationship.
  • the positional relationship of the P time windows may also include but not limited to the following two implementation manners:
  • the duration of each of the aforementioned P time windows is greater than or equal to the minimum duration of a time unit required for the network device to send a useful information.
  • the size of the time-frequency resource unit may be based on symbol length, time slot, subframe, etc. as basic units.
  • a symbol length of approximately 70 microseconds (us) can be selected as the basic unit of the time unit required for the network device to send a useful information, that is, the time unit required for the network device to send a useful information.
  • the minimum length is when the network device sends a signal carrying useful information at the beginning of the time it needs to be aligned with the start boundary of the symbol.
  • the end time of the channel listening of the network device may not be aligned with the start boundary of the next symbol. In this case, the time interval between the end of channel listening and the start boundary of the next symbol Less than the symbol length.
  • the above time interval cannot be used for a network device to send a signal that carries useful information.
  • the network device can transmit a signal that does not carry useful information within the above time interval.
  • the useful information signal refers to the signal that does not require the terminal to receive, and the signal is only used to occupy the channel to prevent other devices from detecting that the channel is idle.
  • the sending priorities of any two adjacent time windows in the above P time windows satisfy the following relationship: the sending priority of the h-th time window in the above P time windows is higher than the above P time windows The h+1th time window in the window.
  • the sending priority of the time window corresponding to the wth time period in the above M time periods is higher than the time window corresponding to the w+1th time period in the M time periods.
  • the network device sends an i-th transmission beam signals R i K times and in most transmission beams within said time window P, R i is a positive integer greater than or equal to 1.
  • the network device transmits the DRS signal of the i-th transmit beam at most once within the P time windows.
  • the network device sequentially sends the signals of M transmission beams in the M time periods after the first time period, and the signals of the M transmission beams are in the above P time windows. Has not been sent before the first time period within.
  • the network device if the network device detects that the channel is in an idle state through Category-2LBT in the first time period, the network device sequentially sends M transmission beam signals in M time periods after the first time period.
  • the second time period in the time period is located within the j-th time window corresponding to the i-th transmission beam in the above K transmission beams.
  • the foregoing M time periods are located within the MCOT of Category-2LBT after the first time period, and M is greater than or equal to 1 and less than or equal to K.
  • the time interval between the end time of the first time period and the start time of the second time period may be equal to zero or less than the first time interval, the first time interval plus the signal of the i-th transmission beam among the K transmission beams
  • the duration obtained is less than or equal to the MCOT of Category-2LBT. If the signal of the i-th transmission beam in the above K transmission beams is a DRS signal, the signal of the i-th transmission beam in the above K transmission beams has not been transmitted before the first time period in the above P time windows .
  • the beam range of the receiving beam used for Category-2LBT channel sensing includes the beam ranges of the foregoing M transmitting beams.
  • M is equal to 1
  • the signal duration of the i-th transmission beam among the above K transmission beams is equal to 0.9 ms
  • the first time interval is equal to 0.1 ms
  • the MCOT of Category-2LBT is equal to 1 ms.
  • the network device sequentially sends M transmission beam signals in M time periods after the first time period.
  • the second time period in the time period is located within the j-th time window corresponding to the i-th transmission beam in the above K transmission beams.
  • the foregoing M time periods are located within the MCOT of Category-4LBT after the first time period.
  • M is greater than or equal to 1 and less than or equal to K
  • the first time interval between the end time of the first time period and the start time of the second time period is greater than zero and less than the duration of a time unit required for the network device to send a useful information. If the signals of the M transmission beams are DRS signals, the signals of the M transmission beams have not been transmitted before the first time period in the P time windows.
  • the beam range of the receiving beam used for the Category-4LBT channel sensing in the first time period should include the beam ranges of the M transmitting beams.
  • M is equal to 4
  • the signal duration of the i-th transmit beam among the above K transmit beams is equal to 1ms
  • the signal duration of the M transmit beams in sequence in M time periods is 4ms
  • the first time interval is equal to 0.3ms
  • Category The MCOT of -4LBT is equal to 6ms.
  • the network device preferentially transmits the signal of the i-th transmission beam among the K transmission beams in the second time period.
  • the network device before the network device transmits the signal of the i-th transmit beam among the K transmit beams in the second time period, the network device performs channel sensing for the second receive beam in the first time period, and the second receive beam
  • the beam range includes the beam range of the i-th transmit beam.
  • the total number of transmission beams configured by the network device is 5, 5 transmission beams correspond to 8 time windows, and the signals transmitted by the network device in the 5 transmission beams are all DRS signals.
  • the network device detects that the channel is in an idle state through Category-2LBT in the first time period before the point where the DRS signal can be sent.
  • the channel occupancy time period after the first time period is located in the second time window and the third time window of the above 8 time windows, and the above second time window and the third time window respectively correspond to the 5 transmit beams
  • the second transmit beam and the third transmit beam are shown in FIG.
  • the network device transmits the DRS signal of the second transmission beam in the channel occupation time period.
  • the beam range of the receiving beam of the Category-2LBT channel listening performed by the network device in the first time period includes the beam range of the second transmitting beam described above.
  • the network device transmits the DRS signal of the third transmission beam in the channel occupation time period.
  • the beam range of the receiving beam of the Category-2LBT channel sensing performed by the network device in the first time period includes the beam range of the third transmitting beam described above. If the DRS signals of the second transmission beam and the third transmission beam are sent in the third time period, the network device does not send the DRS signal in the channel occupation time period.
  • the foregoing third time period represents a time period before the first time period within 8 time windows.
  • the total number of transmission beams configured by the network device is 5, 5 transmission beams correspond to 8 time windows, and the signals transmitted by the network device in the 5 transmission beams are all DRS signals.
  • the network device detects that the channel is in an idle state through Category-4LBT in the first time period.
  • the channel occupation time period after the first time period is located in the second time window, the third time window and the fourth time window among the above eight time windows.
  • the second time window, the third time window and the The fourth time window corresponds to the second transmission beam, the third transmission beam, and the fourth transmission beam among the above five transmission beams.
  • the network equipment's ⁇ t1, ⁇ t2 in the channel occupation time period The DRS signals of the second transmit beam, the third transmit beam, and the fourth transmit beam are respectively transmitted in the three time periods of ⁇ t3 and ⁇ t3.
  • the beam range of the receiving beam of the Category-4LBT channel listening performed by the network device in the first time period includes the beam ranges of the second transmitting beam, the third transmitting beam, and the fourth transmitting beam.
  • the network device only transmits the DRS signal of the third transmission beam and the fourth transmission beam in the two time periods ⁇ t1 and ⁇ t3. .
  • the beam range of the receiving beam of the Category-4LBT channel listening performed by the network device in the first time period includes the beam ranges of the third transmitting beam and the fourth transmitting beam. If the DRS signals of the second transmission beam and the third transmission beam are transmitted in the fourth time period, the network device only transmits the DRS signals of the fourth transmission beam in the ⁇ t3 time period.
  • the beam range of the receiving beam of the Category-4LBT channel listening performed by the network device in the first time period includes the beam range of the fourth transmitting beam.
  • the foregoing fourth time period represents the time period before the first time period in the eight time windows.
  • the total number of transmission beams configured by the network device is 5, and 5 transmission beams correspond to 8 time windows.
  • the signals sent by the network device in the 5 transmission beams are all DRS signals, and the duration of the DRS signal is 1 ms.
  • the duration of each of the eight time windows is equal to the duration of the DRS signal, and the starting point of each time window is the sendable point of the DRS signal.
  • the third time window of the above eight time windows Corresponds to the third transmission beam among the above five transmission beams.
  • the network device performs channel listening through Category-2LBT in the first time period before the third time window, and the MCOT of Category-2LBT is 1ms.
  • the network device detects that the channel is in an idle state and does not transmit the DRS signal of the third transmission beam in the fifth time period, then the third transmission is transmitted in the third time window.
  • the DRS signal of the beam If the network device detects that the channel is not in an idle state, it does not send the DRS signal in the third time window, and performs channel detection again in the first time period before the fourth time window among the eight time windows. listen.
  • the beam range of the receiving beam of the Category-2LBT channel listening performed by the network device in the first time period includes the beam range of the third transmitting beam described above.
  • the above-mentioned fifth time period represents the time period before the first time period in the eight time windows.
  • the P time windows are the time windows of the first window
  • the start time of the P time windows is the same as the start time of the first window
  • the end time of the P time windows is the same as the end time of the first window.
  • the time is the same
  • the first window is a window in the first window set.
  • the time interval between the start time of the g-th window in the first window set and the start time of the g+1-th window in the first window set is the first period.
  • the duration of two adjacent windows in the first window set may be the same or different.
  • the embodiment of the present invention does not specifically limit this.
  • the number of time windows in two adjacent windows in the first window set may be the same or different.
  • the embodiment of the present invention does not specifically limit this.
  • the first window is a DMTC window.
  • the duration of any two windows in the first window set may be the same or different.
  • the number of time windows in any two windows in the first window set may be the same or different.
  • the embodiments of the present invention do not specifically limit this.
  • the correspondence between the time window in the g th window in the first window set and the K transmission beams is a first correspondence
  • the time window in the g+1 th window in the first window set is the same as the above K
  • the correspondence between the two transmission beams is the second correspondence
  • the first correspondence and the second correspondence may be the same or different, which is not specifically limited in the embodiment of the present invention.
  • first correspondence and the second correspondence are different, and the first correspondence and the second correspondence satisfy a certain law.
  • first correspondence and the second correspondence satisfy a certain law.
  • the possible forms of this rule are described below.
  • the laws satisfied by the first correspondence and the second correspondence include but are not limited to the following two:
  • the first rule if z is a positive integer less than or equal to P g+1 –x, then the transmit beam corresponding to the z-th time window in the g-th window in the first window set is The transmission beams corresponding to the z+xth time window in the g+1th window are the same, P g+1 is the number of time windows in the g+1th window in the first window set, and x is a positive value smaller than K.
  • the second rule if P g+1 +1-z is greater than zero, the transmission beam corresponding to the z-th time window in the g-th window in the first window set is the same as the g-th time window in the first window set.
  • the transmission beams corresponding to the P g+1 +1-zth time windows in one window are the same. If P g+1 +1-z is less than or equal to zero, the transmission beam corresponding to the z-th time window in the g-th window in the first window set is the same as the P-th time window in the g+1-th window in the first window set.
  • the transmission beams corresponding to the g+1 *(t+1)+1-z time windows are the same.
  • t is the smallest positive integer that makes P g+1 *(t+1)+1-z greater than zero
  • z is a positive integer greater than or equal to 1 and less than P g
  • P g is the time in the g th window in the first window set The number of windows.
  • the total number of transmit beams configured by the network device is 3, as shown in Figure 16A, the number of time windows in the g th window in the first window set is 6, and the g+1 th window in the first window set The number of time windows is 5.
  • the first correspondence and the second correspondence satisfy the above-mentioned first law, and the value of x is 2.
  • FIG. 16A it is a possible schematic diagram of the first correspondence and the second correspondence.
  • the total number of transmit beams configured by the network device is 3, as shown in FIG. 16B, the number of time windows in the g th window in the first window set is 6, and the g+1 th window in the first window set The number of time windows is 5.
  • the first correspondence and the second correspondence satisfy the above-mentioned second law. As shown in FIG. 16B, it is a possible schematic diagram of the first correspondence and the second correspondence.
  • consecutive F windows in the first window set are a subset, and there is no overlap between the subsets of the first window set, and all time windows in each subset in the first window set correspond to I transmit beams , I is equal to K.
  • the rth and r+1th subsets in the first window set are adjacent subsets, and there is no window between the last window of the rth subset and the first window of the r+1th subset. .
  • the time window of each subset in the first window set has a corresponding relationship with the above K transmission beams, and the time windows of any two adjacent subsets in the first window set have the same corresponding relationship with the above K transmission beams.
  • the total number of transmit beams configured by the network device is 6, as shown in FIG. 17, two consecutive windows in the first window set are a subset, and the g th window and the g+1 th window in the first window set Windows form a first subset, the g-2th window and the g-1th window in the first window set form a second subset, and the first subset and the second subset are adjacent subsets.
  • Fig. 17 is a possible correspondence between the time windows in each subset in the first window set and the 6 transmit beams.
  • the method further includes: if the network device detects that the channel is in an idle state during the first time period, then the network device The configuration information determines the M transmission beams from the K transmission beams, and the configuration information includes the correspondence between the K transmission beams and the P time windows.
  • the configuration information may include information such as the period of the first window set, the start position of each window in the first window set, and the end position of each window in the first window set, and may also include the information of each window in the first window set.
  • the configuration information has update rules.
  • the configuration information includes an effective time notification information, that is, the configuration information is only valid during the effective time period, and the network device will update the configuration information in the transmission signal after the effective time period.
  • the network device learns the positional relationship of the P time windows and the correspondence between the P time windows and the K transmission beams according to the configuration information. If the network device detects that the channel is in an idle state in the first time period, the network device learns the Y time windows in which the yth time period of the above M time periods is located according to the configuration information, and the corresponding Y time windows Send beam. The network device confirms the transmission beam of the signal transmitted in the yth time period according to the transmission priority of the Y time windows.
  • the total number of transmit beams configured by the network device is 5, and 5 transmit beams correspond to 8 time windows.
  • the network device learns the positional relationship of the eight time windows and the corresponding relationship between the eight time windows and the five transmit beams according to the configuration information.
  • the network device sends a signal in a second time period after the first time period. As shown in Figure 18, the second time period is located in the overlapping time period of the first time window, the second time window and the third time window of the above eight time windows.
  • the time window and the third time window respectively correspond to the second transmission beam, the third transmission beam and the second transmission beam among the above-mentioned five transmission beams.
  • the sending priority of the first time window is higher than the second time window, and the sending priority of the second time window is higher than the third time window. Therefore, the terminal confirms, according to the configuration information and the transmission priority of each time window, that the transmission beam of the signal sent in the second time period is the second transmission beam corresponding to the first time window.
  • the signal of the i-th transmission beam among the above K transmission beams sent by the network device each time includes configuration information.
  • the signal of the i-th transmission beam among the K transmission beams sent by the network device periodically includes configuration information.
  • the configuration information is included once every three times.
  • the signal of the i-th transmission beam among the above K transmission beams sent by the network device is a DRS signal
  • the DRS signal includes configuration information.
  • the configuration information may be carried in the physical broadcast channel (physical broadcast channel, PBCH) part of the DRS signal.
  • the configuration information may also be carried in the physical downlink control channel (PDCCH) part of the DRS signal.
  • the configuration information may also be carried in the physical downlink sharing channel (PDSCH) part of the DRS signal.
  • the configuration information may also be carried in the PBCH, PDCCH and/or PDSCH in the DRS signal. The embodiment of the present invention does not specifically limit this.
  • the network device transmits the signal of the i-th transmission beam among the K transmission beams in the second time period, and the signal includes the transmission beam number identifier of the signal.
  • the transmission beam number identifier of the signal is used to characterize that the signal corresponds to the i-th transmission beam among the above K transmission beams. The following further describes the possible encoding methods of the signal transmission beam number identification.
  • the coding mode of the signal transmission beam number identifier includes but is not limited to the following two:
  • the network device expresses the transmission beam number identification of the signals of the above K transmission beams through n bit binary information, and n is the largest positive integer less than or equal to log 2 P.
  • the transmit beam index of the signal of each transmit beam in the above P time windows is fixed.
  • the second time period is within the overlapping time period of the V time windows in the P time windows, and the V time windows correspond to W transmission beams among the K transmission beams, and V It is greater than or equal to 1 and less than or equal to P, and W is greater than or equal to 1 and less than or equal to K. If V is equal to 1 or V is greater than 1 and W is equal to 1, that is, the second time period corresponds to only one transmit beam, that is, the i-th transmit beam among the K transmit beams, the network device does not need to indicate the transmit beam number of the signal Identification, the terminal can learn from the configuration information that the second time period corresponds to the i-th transmission beam among the K transmission beams.
  • V is greater than 1 and W is greater than 1, that is, the V time windows include the j-th time window among the P time windows, and the W transmission beams include the i-th transmission beam among the K transmission beams, then the network The device expresses the transmission beam number identifiers of the signals of the foregoing W transmission beams through m bit binary information, and m is the largest positive integer less than or equal to log 2 W.
  • the transmit beam index of the signal of each transmit beam in the above P time windows is variable.
  • the second encoding method is suitable for the following situation: the signal of the i-th transmit beam out of the K transmit beams sent by the network device all contains configuration information or periodically contains configuration information, and the receiving end device can learn the second time through the configuration information V time windows corresponding to a segment, and W transmit beams corresponding to V time windows.
  • V or W is equal to 1
  • the terminal can determine the signal transmission beam according to the configuration information.
  • V is greater than 1 and W is greater than 1
  • the terminal is configured according to the configuration
  • the information and the transmission beam number identification of the signal determine the transmission beam of the signal.
  • the transmission beam number identification of the signal adopts the first coding method.
  • the network device is configured with 8 transmission beams, the transmission beam number identifier of the signal of the first transmission beam among the 8 transmission beams is 000, and the transmission beam number identifier of the signal of the seventh transmission beam among the 8 transmission beams is 110.
  • the network device is configured with 8 transmission beams, and the 8 transmission beams correspond to 10 time windows.
  • the network device transmits the signal of the third transmission beam among the eight transmission beams in the second time period, and the signal contains the transmission beam number identification and configuration information of the signal, and the transmission beam number identification of the signal adopts the second encoding method. If the second time period is only within the sixth time window among the above 10 time windows, the network device does not need to indicate the transmission beam number identification of the signal. If the second time period is within the overlapping time period of 3 of the above 10 time windows, the above 3 time windows correspond to 2 of the 8 transmission beams, that is, the second of the 8 transmission beams Transmission beams and the fourth transmission beam among the 8 transmission beams.
  • the network device expresses the transmission beam number identification of the signal of the above two transmission beams through 1bit binary information, the transmission beam number identification of the signal of the second transmission beam is 0, and the transmission beam number identification of the signal of the fourth transmission beam is 1.
  • the receiving end device learns that the second time period is located within the overlapping time period of the 3 time windows among the 10 time windows, and the 2 transmit beams corresponding to the 3 time windows. If the receiving end receives the signal with the transmit beam number identifier of 1, the receiving end determines that the received signal is the signal of the fourth transmit beam according to the order of the two transmit beams.
  • the signal of the i-th transmission beam among the above K transmission beams sent by the network device includes configuration information, and the configuration information may carry the transmission beam number identifier of the signal.
  • the configuration information of the signal is preferentially carried on the PDSCH.
  • the transmission beam number identifier of the signal is preferentially carried on the PBCH.
  • the network device carries the signal transmission beam number identification on the PBCH, which can reduce the terminal's implementation of the above-mentioned receiving signal and obtaining the transmission beam number identification The complexity of the process.
  • the terminal determines the positions of the N i time windows corresponding to the i -th transmission beam among the K transmission beams in the above P time windows.
  • the terminal determines the position of the transmission beam of the K J A transmission beams corresponding to the time window of the P time window, the time window comprising A N i-th time window.
  • the J transmission beams include the i-th transmission beam and one or more similar transmission beams of the i-th transmission beam.
  • the method further includes: the terminal receives the K transmitted by the network device at the first moment.
  • the signal of the i-th transmit beam in the two transmit beams which contains the configuration information and the transmit beam number identification of the signal;
  • the terminal parses the signal to obtain the configuration information and the transmit beam number identification of the signal;
  • the transmission beam number of the signal identifies that the transmission beam of the signal is the i-th transmission beam among the above K transmission beams.
  • the first time is earlier than the start time of the P time windows, and the configuration information includes the correspondence between the P time windows and the K transmission beams.
  • the total number of transmit beams configured by the network device is 8, and the terminal receives the DRS signal of the sixth transmit beam among the eight transmit beams sent by the network device at the first moment, and the DRS signal contains configuration information and the signal The transmission beam number identifier of the signal; the terminal analyzes the PBCH, PDCCH and/or PDSCH in the DRS signal to obtain the configuration information and the transmission beam number identifier of the signal; the terminal learns the transmission beam number of the signal according to the signal transmission beam number identifier It is the sixth transmit beam among the eight transmit beams.
  • the signal received by the terminal at the first moment includes the transmission beam number identifier of the signal, and the terminal learns the transmission beam of the signal according to the transmission beam number identifier of the signal.
  • the terminal determines that the N i time windows within the P time windows correspond to the i -th transmission beam among the K transmission beams, and determines the K transmission beam according to the configuration information.
  • the terminal determines according to the configuration information that the A time windows correspond to the J transmission beams within the P time windows, and determines the A time windows corresponding to the J transmission beams according to the configuration information The position in the above P time windows.
  • the terminal before obtaining the configuration information, in order to receive the signal sent by the network device at the first moment, the terminal needs to switch among multiple carrier frequencies where the network device may provide communication services, and switch between the carrier frequencies after the switch. Continue to try to receive signals carrying configuration information. After receiving the signal carrying the configuration information at the first moment, the terminal obtains the configuration information and the transmission beam of the signal through signal analysis. Since the configuration information includes the positional relationship of each window in the first window set, the positional relationship of each time window in each window, and the corresponding relationship between each time window in each window and the K transmission beams, therefore, After the first moment, the terminal can determine the position of the time window corresponding to the transmission beam required by the terminal in each window according to the configuration information.
  • the terminal Within the aforementioned N i time windows, the terminal detects and receives the signal of the i-th transmission beam among the aforementioned K transmission beams sent by the network device.
  • the terminal detects and receives signals of J transmission beams among the K transmission beams sent by the network device, and the J transmission beams include the i-th transmission beam and the i-th transmission beam.
  • One or more similar transmit beams of a transmit beam are possible.
  • the terminal detects and receives signals of the i-th transmission beam among the aforementioned K transmission beams sent by the network device, and performs channel quality measurement.
  • the terminal detects and receives the signals of the foregoing J transmit beams sent by the network device, and performs channel quality measurement.
  • the terminal only needs to detect and receive the signal of the i-th transmission beam among the aforementioned K transmission beams sent by the network device at most once.
  • the terminal detects and receives the signal of the i-th transmit beam among the K transmit beams sent by the network device, it will be within the N i time windows After the second moment, the terminal stops detecting the signal of the i-th transmission beam sent by the network device.
  • the terminal only needs to detect and receive the signal of the transmission beam among the foregoing J transmission beams once.
  • the terminal only needs to detect and receive the signal of any one of the foregoing J transmit beams at most once.
  • the terminal detects and receives a signal of one of the aforementioned J transmission beams sent by the network device, for example, the i+th of the aforementioned K transmission beams A signal of one transmit beam, and the J transmit beams include the i+1 th transmit beam, and the terminal stops detecting the i+1 th transmit beam signal sent by the network device after the third time in the A time window .
  • the terminal will continue to detect and receive signals of other transmission beams among the aforementioned J transmission beams sent by the network device, for example, signals of the i-th transmission beam among the aforementioned K transmission beams.
  • the terminal may detect and receive the signal of the i-th transmission beam among the aforementioned K transmission beams sent by the network device multiple times.
  • the terminal detects and receives the signal of the i-th transmission beam among the K transmission beams sent by the network device, the terminal is in the aforementioned N i time windows. Continue to detect and receive the signal of the i-th transmit beam after the second time in the internal.
  • the terminal may detect and receive the foregoing J transmit beam signals sent by the network device multiple times.
  • the terminal detects and receives a signal of one of the aforementioned J transmission beams sent by the network device, for example, the i+th of the aforementioned K transmission beams If there is a signal of one transmit beam, the terminal continues to detect and receive the i+1 th transmit beam signal sent by the network device after the third time in the A time window.
  • the terminal receives the signal sent by the network device in the second time period in the above N i time windows, the signal includes the transmission beam number identifier of the signal, and the coding mode of the transmission beam number identifier of the signal is the first In a coding manner, the terminal learns that the signal is the signal of the i-th transmission beam among the above K transmission beams according to the transmission beam number identifier of the signal.
  • the number of beam configuration network device 8 the transmission beam number received by the terminal identifier in said time window signal N i is 111
  • the transmission beam number encoding identification signal is the first Encoding mode
  • the terminal learns that the signal is the signal of the eighth transmit beam among the eight transmit beams according to the transmit beam number identifier of the signal.
  • the terminal receives the signal sent by the network device in the second time period in the above N i time windows, the signal includes the transmission beam number identification and configuration information of the signal, and the coding of the transmission beam number identification of the signal
  • the method is the second encoding method.
  • the terminal learns the V time windows corresponding to the second time period and the W transmission beams corresponding to the V time windows according to the configuration information. Then, the terminal learns the transmission beam of the signal according to the foregoing W transmission beams and the transmission beam number identifier of the signal.
  • the foregoing configuration information may be acquired by the terminal before the second time period, that is, the terminal receives the signal containing the configuration information sent by the network device before the second time period.
  • the foregoing configuration information may also be acquired by the terminal in the second time period, that is, the signal sent by the network device received by the terminal in the second time period includes the configuration information.
  • the number of transmission beams configured by the network device is 8, and the terminal learns that the second time period is within the overlapping time period of 3 time windows according to the configuration information, and also learns that the above 3 time windows correspond to 3 transmission beams, That is, the second transmission beam, the fourth transmission beam and the fifth transmission beam among the eight transmission beams.
  • the coding mode of the transmission beam number identifier of the signal is the second coding mode. If the transmission beam number identifier of the signal received by the terminal in the second time period in the aforementioned N i time windows is 00, then the signal is the signal of the aforementioned second transmission beam.
  • the signal is the signal of the aforementioned fourth transmission beam. If the transmission beam number identifier of the signal received by the terminal in the second time period in the aforementioned N i time windows is 10, the signal is the signal of the fifth transmission beam.
  • the above-mentioned N i-th time window located in the first window set in a window.
  • the terminal can detect and receive the signal of the i-th transmission beam among the above K transmission beams, and whether the terminal detects and receives the signal of the i-th transmission beam in one window is different. This will affect the terminal's detection and reception of the signal of the i-th transmit beam in another window.
  • the network device is configured with K transmission beams, the s-th transmission beam among the K transmission beams corresponds to N s time windows, and the K transmission beams correspond to P time windows, where N s is A positive integer less than P.
  • the network device detects that the channel is in an idle state, it sends signals of M transmit beams in sequence during M time periods of the channel occupation time. Each of the M time periods corresponds to one of the P time windows.
  • Network equipment transmits only the i-th beam signal transmission within a time window number N i of the P time window, N i is greater than or equal to 1 and less than P is a positive integer.
  • the terminal only needs to determine the position of the time window corresponding to the required transmission beam in the above P time windows, and only perform signal detection and reception within the time window corresponding to the required transmission beam of the terminal for channel quality measurement.
  • the signal detection overhead of the terminal is reduced.
  • FIG. 19 shows a schematic structural diagram of another network device provided by an embodiment of the present invention.
  • the network device 500 may include: a listening unit 501 and a sending unit 502. among them:
  • the listening unit 501 is configured to perform channel listening in the first time period.
  • the sending unit 502 is configured to, if the listening unit 501 detects that the channel is in an idle state, sequentially send signals of M transmit beams in M time periods after the first time period.
  • the total number of transmission beams configured by the network device is K, the s-th transmission beam among the K transmission beams corresponds to N s time windows, and the above K transmission beams correspond to P time windows.
  • the K transmission beams include the M transmission beams, the M transmission beams include the i-th transmission beam among the K transmission beams, and the second time period in the M time periods is corresponding to the i-th transmission beam Within the j-th time window.
  • the j-th time window is one of the N i time windows corresponding to the i-th transmit beam.
  • K is greater than or equal positive integer
  • P is greater than or equal a positive integer
  • N s is a positive integer less than P
  • N i is greater than or equal to 1 and less than P a positive integer
  • M being greater than or equal to 1 and less than or equal to K, Positive integer.
  • the foregoing network device further includes a first determining unit.
  • the first determining unit is configured to determine the M transmit beams from the K transmit beams according to configuration information if the channel is in an idle state, and the configuration information includes the correspondence between the K transmit beams and the P time windows relationship.
  • the first time period and the second time period are adjacent.
  • the time interval between the first time period and the earliest time period among the foregoing M time periods is greater than zero and less than the duration of a time unit required for the sending unit 502 to send one useful information.
  • the start time of the ath time window in the P time windows is earlier than the start time of the a+1th time window in the P time windows, and the ath time window in the P time windows
  • the cut-off time of each time window is later than the start time of the a+1-th time window in the above P time windows, and the cut-off time of the a-th time window in the above P time windows is earlier than the above P time windows
  • the end time of the a+1th time window is later than the start time of the a+1-th time window in the above P time windows.
  • the start time of the b-th time window in the P time windows is earlier than the start time of the b+1-th time window in the P time windows, and the b-th time window in the P time windows
  • the expiration time of each time window is equal to the expiration time of the b+1th time window among the above P time windows.
  • the start time of the c-th time window in the P time windows is equal to the start time of the c+1-th time window in the P time windows, and the c-th time window in the P time windows
  • the expiration time of the time window is earlier than the expiration time of the c+1th time window among the above P time windows.
  • the sending unit 502 will send priority in the second time period.
  • the end time of the e-th time window in the above P time windows is equal to the start time of the e+1-th time window in the above P time windows.
  • any consecutive K time windows in the P time windows correspond to the K transmission beams one by one.
  • the P time windows are the time windows of the first window
  • the start time of the P time windows is the same as the start time of the first window
  • the end time of the P time windows is the same as the end time of the first window.
  • the time is the same
  • the first window is a window in the first window set
  • the time interval between the start time of the g-th window in the first window set and the start time of the g+1-th window in the first window set For the first cycle.
  • the correspondence between the time window in the g th window and the K transmit beams is a first correspondence
  • the correspondence between the time window in the g+1 th window and the K transmit beams is the Two correspondences
  • the first correspondence is the same as the second correspondence.
  • the correspondence between the time window in the g th window and the K transmit beams is a first correspondence
  • the correspondence between the time window in the g+1 th window and the K transmit beams is the Two correspondences
  • the first correspondence is different from the second correspondence.
  • the end time of the e-th time window in the above P time windows is equal to the start time of the e+1-th time window in the above P time windows.
  • any consecutive K time windows among the above P time windows correspond to the above K transmission beams one by one.
  • the P time windows are the time windows of the first window
  • the start time of the P time windows is the same as the start time of the first window
  • the end time of the P time windows is the same as the end time of the first window.
  • the time is the same
  • the first window is a window in the first window set
  • the time interval between the start time of the g-th window in the first window set and the start time of the g+1-th window in the first window set For the first cycle.
  • the correspondence between the time window in the g th window and the K transmit beams is a first correspondence
  • the correspondence between the time window in the g+1 th window and the K transmit beams is the Two correspondences
  • the first correspondence is the same as the second correspondence.
  • the correspondence between the time window in the g th window and the K transmit beams is a first correspondence
  • the correspondence between the time window in the g+1 th window and the K transmit beams is the Two correspondences
  • the first correspondence is different from the second correspondence.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if z is a positive integer less than or equal to P g+1 –x, then the transmit beam corresponding to the z-th time window in the g-th window is the same as the z+x-th in the g+1-th window.
  • the transmit beams corresponding to the time windows are the same, P g+1 is the number of time windows in the g+1 th window, and x is a positive integer less than K; if z is greater than P g+1 –x and less than or equal to P g +1 is a positive integer, then the transmission beam corresponding to the z-th time window in the g-th window is the same as the transmission beam corresponding to the z+xP g+1- th time window in the g+1- th window.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if P g+1 +1-z is greater than zero, the transmission beam corresponding to the z-th time window in the g-th window is the same as the P g+1 +1-th in the g+1-th window. -The transmit beams corresponding to z time windows are the same; if P g+1 +1-z is less than or equal to zero, then the transmit beams corresponding to the z-th time window in the g-th window are the same as those in the g+1-th window The transmission beams corresponding to the P g+1 *(t+1)+1-z time window are the same.
  • t is the smallest positive integer that makes P g+1 *(t+1)+1-z greater than zero
  • z is a positive integer greater than or equal to 1 and less than P g
  • P g is the time in the g th window in the first window set The number of windows.
  • the signal of the i-th transmit beam sent by the sending unit 502 includes a DRS signal.
  • the first window is a DMTC window.
  • FIG. 19 shows a schematic structural diagram of another terminal device according to an embodiment of the present invention.
  • the terminal device 600 may include: a second determining unit 600 and a measuring unit 601. among them:
  • the second determining unit 601 is configured to determine the position of the N i time windows corresponding to the i -th transmit beam in the K transmit beams in the P time windows, and the s-th one of the K transmit beams configured by the network device transmission beam corresponding to the N s time windows, said K transmission beam corresponding to one of the P time windows, N s is a positive integer less than P is, K is greater than or equal positive integer, P is greater than or equal a positive integer, N i It is a positive integer greater than or equal to 1 and less than P.
  • Detecting means 602 for detecting and receiving said i-th transmission beam signals in said N i-th time window.
  • the second determining unit 601 determines the positions in the P time windows of the N i time windows corresponding to the i -th transmit beam among the K transmit beams, including: the second determining unit 601 determines the K transmit beams the i-th transmission beam and one or more similar transmission beam corresponding to a in the above time window position P time window, said window comprising the above-described time a N i-th time window.
  • the detecting unit 602 detects and receives the signal of the i-th transmission beam in the aforementioned N i time windows, including: the detecting unit 602 detects and receives the signal of the i-th transmission beam in the aforementioned A time window .
  • the second determining unit 601 determines the position of the N i time windows corresponding to the i -th transmission beam among the K transmission beams in the P time windows
  • the foregoing terminal device further includes a receiving unit.
  • the receiving unit is configured to receive the signal of the i-th transmit beam sent by the network device at the first moment.
  • the signal includes configuration information, the first time is earlier than the start time of the P time windows, and the configuration information includes the correspondence between the P time windows and the K transmission beams.
  • the second determining unit 601 determines the positions in the P time windows of the N i time windows corresponding to the i -th transmission beam among the K transmission beams, including: the second determining unit 601 determines the K transmission beams according to the configuration information the above-described time windows N i i-th transmission beam corresponding to the position P in the above time window.
  • the start time of the ath time window in the P time windows is earlier than the start time of the a+1th time window in the P time windows, and the ath time window in the P time windows
  • the cut-off time of each time window is later than the start time of the a+1-th time window in the above P time windows, and the cut-off time of the a-th time window in the above P time windows is earlier than the above P time windows
  • the end time of the a+1th time window is later than the start time of the a+1-th time window in the above P time windows.
  • the start time of the b-th time window in the P time windows is earlier than the start time of the b+1-th time window in the P time windows, and the b-th time window in the P time windows
  • the expiration time of each time window is equal to the expiration time of the b+1th time window among the above P time windows.
  • the start time of the c-th time window in the P time windows is equal to the start time of the c+1-th time window in the P time windows, and the c-th time window in the P time windows
  • the expiration time of the time window is earlier than the expiration time of the c+1th time window among the above P time windows.
  • the end time of the e-th time window in the above P time windows is equal to the start time of the e+1-th time window in the above P time windows.
  • any consecutive K time windows among the above P time windows correspond to the above K transmission beams one by one.
  • the P time windows are the time windows of the first window
  • the start time of the P time windows is the same as the start time of the first window
  • the end time of the P time windows is the same as the end time of the first window.
  • the time is the same
  • the first window is a window in the first window set
  • the time interval between the start time of the g-th window in the first window set and the start time of the g+1-th window in the first window set For the first cycle.
  • the correspondence between the time window in the g th window and the K transmit beams is a first correspondence
  • the correspondence between the time window in the g+1 th window and the K transmit beams is the Two correspondences
  • the first correspondence is the same as the second correspondence.
  • the correspondence between the time window in the g th window and the K transmit beams is a first correspondence
  • the correspondence between the time window in the g+1 th window and the K transmit beams is the Two correspondences
  • the first correspondence is different from the second correspondence.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if z is a positive integer less than or equal to P g+1 –x, then the transmit beam corresponding to the z-th time window in the g-th window is the same as the z+x-th in the g+1-th window.
  • the transmission beams corresponding to the time windows are the same, P g+1 is the number of time windows in the g+1 th window, and x is a positive integer less than K; if z is greater than P g+1 –x and less than or equal to P g +1 is a positive integer, then the transmission beam corresponding to the z-th time window in the g-th window is the same as the transmission beam corresponding to the z+xP g+1- th time window in the g+1- th window.
  • the first correspondence and the second correspondence satisfy the first law.
  • the first rule is that if P g+1 +1-z is greater than zero, the transmission beam corresponding to the z-th time window in the g-th window is the same as the P g+1 +1-th in the g+1-th window. -The transmit beams corresponding to z time windows are the same; if P g+1 +1-z is less than or equal to zero, then the transmit beams corresponding to the z-th time window in the g-th window are the same as those in the g+1-th window The transmission beams corresponding to the P g+1 *(t+1)+1-z time window are the same.
  • t is the smallest positive integer that makes P g+1 *(t+1)+1-z greater than zero
  • z is a positive integer greater than or equal to 1 and less than P g
  • P g is the time in the g th window in the first window set The number of windows.
  • the signal of the i-th transmit beam sent by the network device includes a DRS signal.
  • the first window is a DMTC window.
  • FIG. 21 shows a schematic structural diagram of a communication chip provided by the present invention.
  • the communication chip 700 may include a processor 701, and one or more interfaces 702 coupled to the processor 701. among them:
  • the processor 701 may be used to read and execute computer-readable instructions.
  • the processor 701 may mainly include a controller, an arithmetic unit, and a register.
  • the controller is mainly responsible for instruction decoding, and sends out control signals for the operation corresponding to the instruction.
  • the arithmetic unit is mainly responsible for performing fixed-point or floating-point arithmetic operations, shift operations and logic operations, etc. It can also perform address operations and conversions.
  • the register is mainly responsible for storing the register operands and intermediate operation results temporarily stored during the execution of the instruction.
  • the hardware architecture of the processor 701 may be an application specific integrated circuit (ASIC) architecture, MIPS architecture, ARM architecture, or NP architecture, etc.
  • the processor 701 may be single-core or multi-core.
  • the interface 702 can be used to input data to be processed to the processor 701, and can output the processing result of the processor 701 externally.
  • the interface 702 can be a general purpose input output (GPIO) interface, which can be connected to multiple peripheral devices (such as a display (LCD), a camera (camara), a radio frequency (RF) module, etc.) connection.
  • GPIO general purpose input output
  • the interface 702 is connected to the processor 701 through the bus 703.
  • the processor 701 may be configured to call the implementation program on the communication device side of the signal transmission method provided by one or more embodiments of the present invention from the memory, and execute the instructions contained in the program.
  • the interface 702 can be used to output the execution result of the processor 701.
  • the interface 702 may be specifically used to output the resource allocation result of the processor 701.
  • processor 701 and the interface 702 may be implemented through hardware design, or through software design, or through a combination of software and hardware, which is not limited here.
  • the steps of the method or algorithm described in conjunction with the disclosure of the embodiments of the present invention may be implemented in a hardware manner, or may be implemented in a manner in which a processor executes software instructions.
  • Software instructions can be composed of corresponding software modules, which can be stored in RAM, flash memory, ROM, erasable programmable read-only memory (erasable programmable ROM, EPROM), electrically erasable programmable read-only memory (electrically erasable programmable read-only memory, EEPROM), registers, hard disk, mobile hard disk, CD-ROM or any other form of storage medium known in the art.
  • An exemplary storage medium is coupled to the processor so that the processor can read information from the storage medium and can write information to the storage medium.
  • the storage medium may also be a component of the processor.
  • the processor and the storage medium may be located in the ASIC.
  • the ASIC may be located in the transceiver or relay device.
  • the processor and the storage medium may also exist as discrete components in the wireless access network device or terminal device.
  • Computer-readable media includes computer storage media and communication media, where communication media includes any medium that facilitates transfer of a computer program from one place to another.
  • the storage medium may be any available medium that can be accessed by a general-purpose or special-purpose computer.

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

Abstract

Des modes de réalisation de l'invention concernent un procédé de transmission de données, un dispositif associé, et un système. Dans le procédé selon l'invention : un appareil de réseau surveille un canal pendant un premier intervalle de temps ; et si la surveillance de l'appareil de réseau indique que le canal se trouve dans un état de repos, l'appareil de réseau envoie séquentiellement, pendant M intervalles de temps suivant le premier intervalle de temps, des signaux de M faisceaux de transmission, le nombre total de faisceaux attribué par l'appareil de réseau étant K, le s-ième faisceau de transmission parmi les K faisceaux de transmission correspondant à Ns fenêtres temporelles, les K faisceaux de transmission correspondant à P fenêtres temporelles, les K faisceaux de transmission comprenant les M faisceaux de transmission, les M faisceaux de transmission comprenant l'i-ème faisceau de transmission des K faisceaux de transmission, et un deuxième intervalle de temps parmi les M intervalles de temps se trouvant dans la j-ème fenêtre temporelle correspondant au i-ème faisceau de transmission. Les modes de réalisation de la présente invention réduisent les surdébits de détection de signal de terminaux dans des communications sans fil à spectre sans licence basés sur la formation de faisceau.
PCT/CN2019/072237 2019-01-17 2019-01-17 Procédé de transmission de signal, appareil associé, et système WO2020147086A1 (fr)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114095132A (zh) * 2020-07-29 2022-02-25 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107872254A (zh) * 2016-09-27 2018-04-03 上海朗帛通信技术有限公司 一种用于随机接入的ue、基站中的方法和装置
CN108632981A (zh) * 2017-03-23 2018-10-09 华为技术有限公司 一种下行同步信号发送方法和接收方法及设备
WO2018190617A1 (fr) * 2017-04-12 2018-10-18 Samsung Electronics Co., Ltd. Procédé et appareil de récupération de faisceau dans un système de communication sans fil
CN109104227A (zh) * 2017-06-20 2018-12-28 索尼公司 用于无线通信系统的电子设备、方法和存储介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10554286B2 (en) * 2016-07-12 2020-02-04 Telefonaktiebolaget Lm Ericsson (Publ) Method and control node for supporting transmissions of reference signals in beams from a first network node
WO2018026182A1 (fr) * 2016-08-05 2018-02-08 엘지전자 주식회사 Procédé d'émission et de réception d'un signal dans un système de communication sans fil prenant en charge une bande sans licence, et dispositifs prenant en charge ledit procédé
CN107734602B (zh) * 2016-08-12 2023-02-10 华为技术有限公司 同步处理方法、装置和设备
US10257860B2 (en) * 2016-10-21 2019-04-09 Samsung Electronics Co., Ltd. Channel access framework for multi-beam operation on the unlicensed spectrum
US10368301B2 (en) * 2017-02-21 2019-07-30 Qualcomm Incorporated Multi-beam and single-beam discovery reference signals for shared spectrum
CN108668366B (zh) * 2017-03-31 2020-02-14 华为技术有限公司 信号传输方法、网络设备和终端
US11368950B2 (en) * 2017-06-16 2022-06-21 Asustek Computer Inc. Method and apparatus for beam management in unlicensed spectrum in a wireless communication system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107872254A (zh) * 2016-09-27 2018-04-03 上海朗帛通信技术有限公司 一种用于随机接入的ue、基站中的方法和装置
CN108632981A (zh) * 2017-03-23 2018-10-09 华为技术有限公司 一种下行同步信号发送方法和接收方法及设备
WO2018190617A1 (fr) * 2017-04-12 2018-10-18 Samsung Electronics Co., Ltd. Procédé et appareil de récupération de faisceau dans un système de communication sans fil
CN109104227A (zh) * 2017-06-20 2018-12-28 索尼公司 用于无线通信系统的电子设备、方法和存储介质

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
INTERDIGITAL INC: "Discussion on Procedures for Initial Access and Mobility in NR-U", 3GPP DRAFT; R1-1813221, 16 November 2018 (2018-11-16), Spokane, USA;, pages 1 - 12, XP051479508 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114095132A (zh) * 2020-07-29 2022-02-25 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置
CN114095132B (zh) * 2020-07-29 2024-04-23 上海朗帛通信技术有限公司 一种被用于无线通信的节点中的方法和装置

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