WO2019029586A1 - Procédé de communication et dispositif de communication - Google Patents

Procédé de communication et dispositif de communication Download PDF

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Publication number
WO2019029586A1
WO2019029586A1 PCT/CN2018/099488 CN2018099488W WO2019029586A1 WO 2019029586 A1 WO2019029586 A1 WO 2019029586A1 CN 2018099488 W CN2018099488 W CN 2018099488W WO 2019029586 A1 WO2019029586 A1 WO 2019029586A1
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WIPO (PCT)
Prior art keywords
measurement signal
terminal device
resource
type
time unit
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PCT/CN2018/099488
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English (en)
Chinese (zh)
Inventor
马小骏
张弛
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华为技术有限公司
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Publication of WO2019029586A1 publication Critical patent/WO2019029586A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality

Definitions

  • the present application relates to the field of communications and, more particularly, to communication methods and communication devices.
  • a terminal device transmits a measurement signal for a network device serving the terminal device to perform uplink channel measurement.
  • LTE long term evolution
  • the present application provides a communication method and a communication device, which are advantageous for satisfying the measurement requirements of different devices for measuring measurement signals transmitted by the terminal device.
  • a communication method includes: a first terminal device receives first configuration information and second configuration information from a first network device, where the first configuration information is used to send the first terminal device
  • the first type of measurement signal is configured with a first resource
  • the second configuration information is used to send a second type of measurement signal to the first terminal device to configure a second resource, where the first type of measurement signal is used for the first Measuring, the second type of measurement signal is used by at least one of the second network device and the second terminal device to perform measurement
  • the first terminal device transmitting the first type of measurement according to the first resource a signal that is sent by the first terminal device according to the second resource.
  • the first terminal device may send the first type measurement signal according to the first configuration information, which is beneficial for the first network device to measure the measurement signal from the first terminal device.
  • the second terminal device may send the second type measurement signal according to the second configuration information, and facilitate measurement of the measurement signal from the first terminal device by at least one of the second network device and the second terminal device. Based on this, the solution is beneficial to meet the measurement requirements of different devices for measuring the measurement signals sent by the first terminal device.
  • the time-frequency resource included in the first resource has an overlapping portion with the time-frequency resource included in the second resource, and the first terminal device sends the first packet according to the first resource.
  • the first terminal device transmitting the second type of measurement signal according to the second resource, including: the first terminal device transmitting the first type measurement signal or the location in the overlapping portion The second type of measurement signal is described.
  • the time-frequency resource included in the first resource and the time-frequency resource included in the second resource have overlapping portions, and the solution is beneficial to save time-frequency resources occupied by the measurement signal, and is beneficial to improving utilization of the system time-frequency resource. rate.
  • the method further includes: the first terminal device receiving indication information from the first network device, where the indication information is used to indicate a first type measurement signal or a second type measurement signal Transmitting, by the first terminal device, the first type of measurement signal or the second type of measurement signal in the overlapping part, where: the first terminal device sends the indication information indication in the overlapping part Measurement signal.
  • the first terminal device may send a corresponding measurement signal in the overlapping portion based on the indication of the first network device, and the flexibility of the solution is high, which is beneficial for the first terminal device to send an appropriate measurement signal.
  • the second resource includes a first time unit
  • the first terminal device sends the second type measurement signal according to the second resource, including: if the first time unit The subsequent second time unit is configured to send data by the first terminal device, and the first terminal device sends the second type measurement signal on the first time unit.
  • the first terminal device may determine whether to send the second type measurement signal on the first time unit according to whether there is subsequent uplink data transmission.
  • the interference of the first terminal device to the terminal device of the local cell is determined in advance, and the downlink scheduling of the second time unit is performed according to the interference situation, thereby improving transmission efficiency.
  • the method may further include: the first terminal device receives scheduling information from the first network device, where the scheduling information is used to send the second uplink data to the first terminal device.
  • the time unit (or the time domain location is assigned to the second time unit), the first terminal device determines, according to the scheduling information, that the second time unit is used for uplink transmission of data by the first terminal device.
  • the first terminal device may determine whether the second time unit is used for uplink data transmission by the first terminal device by receiving the scheduling information, and the solution has good applicability.
  • the second resource includes a first symbol, where the first symbol is used for non-uplink transmission by the first network device, and the first terminal device is configured according to the second resource
  • the second type of measurement signal includes: the first terminal device transmitting the second type of measurement signal on the first symbol.
  • the time domain location (eg, the first symbol) included in the second resource is configured to be used for the first network device to perform non-uplink transmission, and if the first terminal device stops transmitting the second location in the time domain location, Type measurement signal, the second network device or the second terminal device may continue to be at the time because the second network device or the second terminal device may not be able to know in time that the first terminal device does not send the second type measurement signal at the time domain location. Measurements are made at the location of the domain, resulting in inaccurate measurement results that affect the interference coordination process.
  • the first terminal device may send the second type measurement signal in the time domain location. It is beneficial to improve the measurement accuracy and facilitate interference coordination.
  • the first resource includes a first symbol
  • the method further includes: the first symbol is used by the first network device for non-uplink transmission, the first The terminal device determines not to transmit the first type of measurement signal on the second symbol.
  • the time domain location (eg, the first symbol) included in the first resource is configured to be used for the first network device to perform non-uplink transmission, and the first terminal device determines not to send the first type in the time domain location. Measuring signals, this solution helps to improve resource utilization.
  • the method further includes: the first terminal device receiving, by using the first network device, transmission direction information, where the transmission direction information is used to indicate each of multiple symbols a transmission direction of the symbol, wherein the plurality of symbols include the first symbol, and the first terminal device determines, according to the transmission direction information, that the first symbol is used for non-uplink transmission by the first network device.
  • the transmission direction information is slot format information.
  • a communication method includes: a first network device determining first configuration information and second configuration information, where the first configuration information is used to send a first type of measurement signal to the first terminal device Configuring a first resource, where the second configuration information is used to send a second type of measurement signal to the first terminal device to configure a second resource, where the first type of measurement signal is used by the first network device to perform measurement
  • the second type of measurement signal is used for at least one of the second network device and the second terminal device to perform measurement; the first network device sends the first configuration information and the second configuration information.
  • the first network device may separately send two types of measurement signals to the first terminal device to configure resources, which is beneficial for the first terminal device to send two types of measurement signals, which is beneficial to satisfying that different devices send to the first terminal device.
  • the first resource includes a time-frequency resource and an overlapped portion of the time-frequency resource included in the second resource.
  • the time-frequency resource included in the first resource and the time-frequency resource included in the second resource have overlapping portions, and the solution is beneficial to save time-frequency resources occupied by the measurement signal, and is beneficial to improving utilization of the system time-frequency resource. rate.
  • the first network device sends the indication information to the first terminal device, where the indication information is used to indicate that the first terminal device sends the first type in the overlapping portion A measurement signal or the second type of measurement signal.
  • the first terminal device may send a corresponding measurement signal in the overlapping portion based on the indication of the first network device, and the flexibility of the solution is high, which is beneficial for the first terminal device to send an appropriate measurement signal.
  • the second resource includes a first time unit
  • the method further includes: the first network device sending scheduling information to the first terminal device, where the scheduling information is used to Transmitting, by the first terminal device, a data allocation second time unit, where the scheduling information is further used by the first terminal device to determine to send the second type measurement signal on the first time unit, where The second time unit is located after the first time unit.
  • the first network device sends the scheduling information to the first terminal device, so that the first terminal device can determine to send the second type of measurement signal, and the solution has good applicability.
  • the first network device sends transmission direction information, where the transmission direction information is used to indicate a transmission direction of each of the plurality of symbols, where the multiple symbols include the first symbol
  • the second resource includes the first symbol.
  • a communication method includes: the second terminal device receives third configuration information from the network device, where the third configuration information is used to configure the third resource for receiving the measurement signal by the second terminal device And the third resource belongs to a resource used by the terminal device to send the measurement signal; and the second terminal device measures the received measurement signal on the third resource.
  • the third resource belongs to the resource that the second terminal device sends the measurement signal, and the solution is beneficial to the first terminal device sending the measurement signal and the second terminal device receiving the measurement signal resource alignment, which is beneficial to improve The accuracy of the second terminal device measurement.
  • the third resource includes a first time unit
  • the second terminal device measures, on the third resource, the received measurement signal, including: if the first time The second time unit after the unit is configured to receive data in the downlink by the second terminal device, and the second terminal device measures the received measurement signal on the first time unit.
  • the second terminal device determines whether the second type measurement signal is measured on the first time unit according to whether the second time unit is used for downlink receiving data by the second terminal device, so as to facilitate the network device. Coordinating the transmission on the second time unit, which is beneficial to improve the success rate of transmission data.
  • the third resource includes a first symbol, where the first symbol is used for non-downlink transmission of the network device, and the second terminal device is used by the third resource Measuring the measurement signal from the first terminal device, comprising: the second terminal device measuring a measurement signal from the first terminal device on the first symbol.
  • the time domain location (eg, the first symbol) included in the third resource is configured to be used for network device non-downlink transmission, and the second terminal device may continue to perform measurement on the first symbol.
  • the network device may schedule the terminal device of the local cell not to send a signal on the corresponding resource of the first symbol, so as to avoid interference to the measurement process.
  • the method further includes: the third resource includes a first symbol, the first symbol is used by the network device for non-downlink transmission, and the method further includes: The second terminal device determines that the first symbol is not on the measurement of the measurement signal.
  • the time domain location (for example, the first symbol) included in the third resource is configured to be used for non-downlink transmission of the network device, and the second terminal device determines that the measurement signal is not measured in the time domain location, This program is conducive to improving resource utilization.
  • a fourth aspect provides a communication method, where the method includes: determining, by a network device, a third resource, where the third resource belongs to a resource used by a terminal device to send a measurement signal; and the network device sends the resource to the second terminal device
  • the third configuration information is used to configure the third resource for the second terminal device to receive the measurement signal.
  • the third resource belongs to the resource that the second terminal device sends the measurement signal, which is beneficial to the second terminal device to perform accurate measurement.
  • the method further includes: the third resource includes a first time unit, the method further includes: the network device sending scheduling information to the second terminal device, the scheduling The information is used to allocate a second time unit for the second terminal device downlink receiving data, where the scheduling information is further used by the second terminal device to determine to send the second type measurement signal on the first time unit.
  • the method further includes: if the second time unit after the first time unit is used by the network device to send data, the network device is in the first time unit The measurement signal from the first terminal device is measured.
  • the network device determines whether the second type measurement signal is measured on the first time unit according to whether the second time unit is used for downlink receiving data of the second terminal device, so that the network device coordinates scheduling.
  • This scheme is beneficial to improve the success rate of transmission data.
  • the first type measurement signal is a measurement signal dedicated to the first terminal device
  • the second type measurement signal is a plurality of terminal devices.
  • a common measurement signal the plurality of terminal devices including the first terminal device; and/or the sequence of the first type of measurement signals is a first sequence, and the sequence of the second type of measurement signals is a second sequence,
  • the first sequence is different from the second sequence; and/or the first terminal device sends the scrambling code used by the first type measurement signal as a first scrambling code, and the second terminal device sends the first
  • the scrambling code used by the two types of signals is a second scrambling code, and the first scrambling code is different from the second scrambling code.
  • the first sequence is a dedicated sequence of the first terminal device
  • the second sequence is a common sequence of the multiple terminal devices
  • the multiple The terminal device includes a first terminal device.
  • the one scrambling code is a dedicated scrambling code of the first device
  • the second scrambling code is a common scrambling code of the multiple terminal devices
  • the plurality of terminal devices include a first terminal device.
  • the first time unit and the second time unit are separated by k time units, k ⁇ 1.
  • the value of k can be configured or pre-agreed by the network device.
  • the first type measurement signal is generated based on an identifier ID of the first terminal device
  • the second type measurement signal is based on the first
  • the ID generation of the network device or the second type of measurement signal is generated based on the user group ID of the user group of the first terminal device.
  • a communication device comprising respective units for performing the first aspect or any possible implementation of the first aspect, the communication device may be a terminal device (first terminal device) or Baseband chip.
  • a communication device comprising respective units for performing the second aspect or any possible implementation of the second aspect, wherein the communication device may be a network device (a first network device ) or baseband chips.
  • a seventh aspect a communication device is provided, the communication device comprising respective units for performing the third aspect or any possible implementation of the third aspect, the communication device may be a terminal device (second terminal device) or Baseband chip.
  • a communication device comprising various units for performing the fourth aspect or any possible implementation of the fourth aspect, wherein the communication device can be a network device or a baseband chip.
  • a communication device comprising a transceiver component and a processor, such that the communication device performs the method of any of the first aspect or the first aspect.
  • the communication device may be a terminal device (first terminal device) or a baseband chip. If the communication device is a terminal device, the transceiver component may be a transceiver. If the communication device is a baseband chip, the transceiver component may be an input/output circuit of a baseband chip.
  • a communication device comprising a transceiver component and a processor.
  • the communication device is caused to perform the method of any of the possible implementations of the second aspect or the second aspect.
  • the communication device may be a network device (first network device) or a baseband chip. If the communication device is a network device, the transceiver component can be a transceiver. If the communication device is a baseband chip, the transceiver component can be an input/output circuit of the baseband chip.
  • a communication device comprising a transceiver component and a processor, such that the communication device performs the method of any of the possible implementations of the third aspect or the third aspect.
  • the communication device may be a terminal device (second terminal device) or a baseband chip. If the communication device is a terminal device, the transceiver component may be a transceiver. If the communication device is a baseband chip, the transceiver component may be an input/output circuit of a baseband chip.
  • a communication device including a transceiver component and a processor.
  • the communication device is caused to perform the method of any of the possible implementations of the fourth aspect or the fourth aspect.
  • the communication device may be a network device or a baseband chip. If the communication device is a network device, the transceiver component can be a transceiver. If the communication device is a baseband chip, the transceiver component can be an input/output circuit of the baseband chip.
  • a computer program product comprising: computer program code, when the computer program code is executed by the terminal device, causing the terminal device (first terminal device) to perform the first aspect described above Or the method of any of the possible implementations of the first aspect.
  • a computer program product comprising: computer program code, when the computer program code is run by a network device, causing a network device (first network device) to perform the second aspect described above Or the method of any of the possible implementations of the second aspect.
  • a computer program product comprising: computer program code, when the computer program code is executed by the terminal device, causing the terminal device (second terminal device) to perform the third aspect described above Or the method of any of the possible implementations of the third aspect.
  • a computer program product comprising: computer program code, when the computer program code is executed by a network device, causing the network device to perform the fourth or fourth aspect described above Any of the possible implementations.
  • a seventeenth aspect a computer readable medium storing program code, the program code comprising a method for performing the method of any of the first aspect or the first aspect instruction.
  • a computer readable medium storing program code, the program code comprising a method for performing the method of any of the second aspect or the second aspect instruction.
  • a nineteenth aspect a computer readable medium storing program code, the program code comprising a method for performing the third aspect or the method of any of the possible implementations of the third aspect instruction.
  • a twentieth aspect a computer readable medium storing program code, the program code comprising a method for performing the method of any of the possible implementations of the fourth aspect or the fourth aspect instruction.
  • the first terminal device may send two types of measurement signals based on two configuration information, which is beneficial to satisfy the requirement that different devices measure the measurement signals of the first terminal device.
  • FIG. 1 is a communication scenario diagram applicable to an embodiment of the present application.
  • FIG. 2 is a schematic interaction diagram of an example of a communication method according to an embodiment of the present application.
  • FIG. 3 is a schematic diagram of an example of a communication method according to an embodiment of the present application.
  • FIG. 4 is a schematic diagram of another example of a communication method according to an embodiment of the present application.
  • FIG. 5 is a schematic diagram of still another example of a communication method according to an embodiment of the present application.
  • FIG. 6 is a schematic diagram of still another example of a communication method according to an embodiment of the present application.
  • FIG. 7 is a schematic diagram showing an example of a collision of transmission directions according to an embodiment of the present application.
  • FIG. 8 is a schematic interaction diagram of another example of a communication method according to an embodiment of the present application.
  • FIG. 9 is a schematic block diagram of an example of a communication device in accordance with an embodiment of the present application.
  • FIG. 10 is a schematic block diagram of another example of a communication device according to an embodiment of the present application.
  • FIG. 11 is a schematic block diagram of still another example of a communication device in accordance with an embodiment of the present application.
  • FIG. 12 is a schematic block diagram of still another example of a communication device according to an embodiment of the present application.
  • FIG. 13 is a schematic block diagram of still another example of a communication device according to an embodiment of the present application.
  • FIG. 14 is a schematic block diagram of still another example of a communication device according to an embodiment of the present application.
  • FIG. 15 is a schematic block diagram of still another example of a communication device according to an embodiment of the present application.
  • FIG. 16 is a schematic block diagram of still another example of a communication device according to an embodiment of the present application.
  • the size of the sequence number of each process does not mean the order of execution, and the order of execution of each process should be determined by its function and internal logic, and should not be taken to the embodiment of the present application.
  • the implementation process constitutes any limitation.
  • GSM global system of mobile communication
  • CDMA code division multiple access
  • WCDMA Wideband code division multiple access
  • GPRS general packet radio service
  • LTE long term evolution
  • LTE-Advanced advanced long-term evolution
  • UMTS universal mobile telecommunication system
  • next generation communication system for example, fifth generation communication (5G) system
  • converged system of multiple access systems or evolution system.
  • the 5G system can also be called a new radio access technology (NR) system.
  • NR new radio access technology
  • the network device is a device deployed in the radio access network to provide a wireless communication function for the terminal device.
  • the network device may include various forms of base stations, macro base stations, micro base stations (also referred to as small stations), relay stations, access points, new radio controllers (NR controllers), centralized network units (centralized units).
  • the names of devices with base station functions may be different.
  • the network device may be an access point (AP) in a wireless local area network (WLAN), or may be an evolved Node B (eNB or eNodeB) in the LTE system.
  • the network device may also be a Node B of a 3rd generation (3G) system.
  • the network device may also be a relay station or an access point, an in-vehicle device or a fifth-generation communication in the future (fifth- Generation, 5G)
  • 5G fifth-generation communication in the future
  • PLMN public land mobile network
  • the terminal device may include various handheld devices having wireless communication functions, in-vehicle devices, wearable devices, computing devices, or other processing devices connected to the wireless modem.
  • the terminal device may be a device that accesses the network side through a network device (for example, NR or TRP) in a communication system (for example, 5G), and may also be called a user equipment (UE), which is a voice provided to the user.
  • And/or data connectivity devices for example, handheld devices with wireless connectivity, in-vehicle devices, and the like.
  • Common terminals include, for example, mobile phones, tablets, notebook computers, PDAs, mobile internet devices (MIDs), wearable devices such as smart watches, smart bracelets, pedometers, and the like.
  • the measurement signal may be a sounding reference signal (SRS).
  • SRS sounding reference signal
  • the terminal device can transmit the measurement signal specific to the terminal device, that is, the terminal device can transmit the measurement signal dedicated to the terminal device.
  • the measurement signals specific to the terminal device can also be referred to as "UE specific measurement signals”.
  • UE specific measurement signals For convenience of explanation, a dedicated measurement signal can be referred to as a "dedicated measurement signal”.
  • Different measurement signals sent by different terminal devices are different. Wherein, the different measurement signals may include at least one of the following multiple situations:
  • the sequence of the dedicated measurement signals transmitted by the terminal device #A is the sequence #a
  • the sequence of the dedicated measurement signals transmitted by the terminal device #B is the sequence #b
  • the sequence #a and the sequence #b are different sequences.
  • the scrambling code used by the terminal device #C to transmit the dedicated measurement signal is #c
  • the scrambling code used by the terminal device #D to transmit the dedicated measurement signal is #d
  • the scrambling code #c and the scrambling code #d are different scrambling codes.
  • the cyclic shift used by the terminal device #E to transmit the dedicated measurement signal is #e
  • the cyclic shift used by the terminal device #F to transmit the dedicated measurement signal is #f
  • the cyclic shift is #e
  • the cyclic shift is # f is a different cyclic shift.
  • the two measurement signals are the same and include multiple cases. For example, in case #1, if the sequences of the two measurement signals are the same, the two measurement signals can be considered to be the same. In case #2, if the two scrambling codes used to transmit the two measurement signals are the same, it can be considered that the two measurement signals are the same. In case #3, if the cyclic shifts used to transmit the two measurement signals are the same, it can be considered that the two measurement signals are the same.
  • the terminal device can transmit the dedicated measurement signal through at least one of a plurality of schemes.
  • the terminal device may generate a dedicated measurement signal using a sequence specific to the terminal device (ie, a dedicated sequence).
  • a sequence specific to the terminal device ie, a dedicated sequence
  • the sequence of dedicated measurement signals transmitted by the terminal device is a sequence specific to the terminal device.
  • the sequence of dedicated measurement signals transmitted by different terminal devices is different.
  • the terminal device may generate a dedicated measurement signal using a scrambling code (ie, a dedicated scrambling code) specific to the terminal device.
  • a scrambling code ie, a dedicated scrambling code
  • the scrambling code used by the terminal device to transmit the dedicated measurement signal is a scrambling code specific to the terminal device.
  • Different terminal devices use different measurement signals to transmit different measurement signals.
  • the terminal device can generate a dedicated measurement signal using a cyclic shift (ie, a dedicated cyclic shift) specific to the terminal device.
  • a cyclic shift ie, a dedicated cyclic shift
  • the cyclic shift used by the terminal device to transmit the dedicated measurement signal is a cyclic shift specific to the terminal device.
  • the introduction of the dedicated measurement signal facilitates the network device serving the terminal device to efficiently identify the terminal device, and facilitates the network device to acquire some information related to the characteristics of the terminal device, thereby facilitating the network device to efficiently measure the measurement signal.
  • measuring the measurement signal by the receiving end (for example, the network device) of the measurement signal may include: the device determines the reference signal received power (RSRP) and the reference signal receiving quality by receiving the measurement signal (reference signal received) At least one of quality, RSRQ), channel quality indicator (CQI), channel state information (CSI), and received signal strength indicator (RSSI).
  • the measuring end of the measurement signal (for example, the network device) to measure the measurement signal may further include: estimating, by the device, an angle-of-arrival (AOA) estimation or a beam group scan to transmit the measurement signal. The area or orientation where the sender is located.
  • AOA angle-of-arrival
  • the network device serving the terminal device has a requirement for measuring the measurement signal, but other devices may also have a requirement for measuring the measurement signal of the terminal device.
  • terminal device #A is transmitting signals on the uplink
  • terminal device #B is receiving a signal transmitted downstream of network device #2.
  • the terminal device #B may receive the uplink signal sent by the terminal device #2 while receiving the signal sent by the downlink device #2, thereby causing the terminal device #A uplink transmission signal to interfere with the downlink reception signal of the terminal device #B, which is easy.
  • the terminal device #B downlink receiving signal failed.
  • the network device #2 may not schedule the downlink device #B to receive the signal, or The network device #2 can schedule the terminal device #B to receive a signal on a resource that does not overlap with the uplink transmission of the terminal device #A to avoid interference of the terminal device #A with the terminal device #B. That is to say, the network device #2 needs to obtain the interference information of the terminal device #A to the terminal device #B for scheduling the terminal device #B. This requires that the terminal device #B measures the measurement signal transmitted by the terminal device #A.
  • the uplink transmission signal of the terminal device #A may also cause interference to the uplink reception of the network device #2, and the uplink transmission signal of the terminal device #A may also interfere with the downlink reception signals of other terminal devices of the local cell.
  • the network device serving the terminal device needs to measure the measurement signal sent by the terminal device, but other devices may also have a requirement for measuring the measurement signal sent by the terminal device.
  • a dedicated measurement signal is introduced in the NR system, and the terminal device #A transmits a dedicated measurement signal, and other devices such as the network device #2 and the terminal device #B that are not serving the terminal device #A are difficult to recognize the terminal device #A.
  • the dedicated measurement signal is transmitted so that the dedicated measurement signal transmitted by the terminal device #A cannot be accurately measured.
  • the embodiment of the present application provides a communication method, which is beneficial to satisfy the measurement requirements of measurement signals sent by different devices to the terminal device.
  • FIG. 1 is a communication scenario diagram applicable to an embodiment of the present application.
  • the communication scenario 100 includes a network device 101
  • the application scenario further includes a terminal device 102 and a terminal device 103 that are located within the coverage of the network device 101 .
  • the network device 101 can communicate with the terminal device 102 and the terminal device 103.
  • the application scenario may also include a network device 104 and a terminal device 105 located within the coverage of the network device 104. It should be understood that the application scenario may further include more terminal devices located within the coverage of the network device 101, and more terminal devices located within the coverage of the network device 102.
  • the time unit refers to a length of time.
  • the time unit may be a subframe, a slot, a mini-slot, or a Symbols, etc.
  • the time unit may also be a plurality of subframes, a plurality of time slots, a plurality of mini-slots, or a plurality of symbols, and the like.
  • the time unit may be a time unit in the communication system for scheduling the transport block.
  • the time unit can be a transmission time interval (TTI).
  • TTI transmission time interval
  • the transmission direction includes at least an uplink transmission and a downlink transmission.
  • the transmission direction may also include at least one of empty, unknown, and reserved.
  • the transmission direction is uplink transmission, where the terminal device sends data to the network device.
  • the downlink transmission direction refers to the network device sending data to the terminal device.
  • the transmission direction is empty, which can be understood as: no data transmission. For example, assuming that the transmission direction of the subframe #1 is empty, it can be understood that the data is not transmitted on the subframe #1, and the subframe #1 is a vacant resource, and the vacant resource can be used for interference measurement, for example, can be used for the cross interference chain. Road measurement.
  • the transmission direction is unknown/reserved, which can be understood as unknown, and is mainly used for forward compatibility considerations.
  • the subframe or time slot in which the transmission direction is unknown/reserved can be used for device-to-device (D2D) communication, measurement, and the like.
  • Non-uplink transmission The transmission direction is non-uplink transmission. It can be understood as: the transmission direction is downlink transmission, null, unknown or reserved.
  • Non-downlink transmission The non-downlink transmission in the transmission direction can be understood as: the transmission direction is uplink transmission, empty, unknown or reserved.
  • the BP may be a continuous resource in the frequency domain.
  • one bandwidth portion includes consecutive K (K>0) subcarriers; or one bandwidth portion is K (K>0) frequency domain resources in which non-overlapping consecutive resource blocks (RBs) are located; or
  • a bandwidth part is a frequency domain resource in which M (M>0) non-overlapping consecutive resource block groups (RBGs) are located, and one RBG includes P (P>0) consecutive RBs.
  • Adjacent network devices There are areas of common coverage between two network devices.
  • the two network devices can be considered as adjacent network devices. Or the distance between the two network devices is less than the preset threshold, and the two network devices may be considered as adjacent network devices.
  • This special measurement signal can refer to a measurement signal dedicated to a terminal device (or a measurement signal specific to a certain terminal device).
  • the specific measurement signals sent by different terminal devices are different.
  • the dedicated measurement signals refer to the related description above, which will not be repeated here for brevity.
  • the common measurement signal may refer to a measurement signal common to a plurality of terminal devices. That is to say, a plurality of terminal devices can transmit the same measurement signal, which is a measurement signal common to the plurality of terminal devices.
  • This common measurement signal can be implemented in a variety of ways.
  • multiple terminal devices can be configured with the same sequence, ie, a common sequence is configured.
  • This common sequence is a measurement signal. Any one of the plurality of terminal devices transmits the common sequence, and the terminal device can be considered to transmit a common measurement signal.
  • different time-frequency resources may be configured for the plurality of terminal devices.
  • the same time-frequency resource may be configured for the multiple terminal devices, and different cyclic shifts are configured for the multiple terminal devices.
  • the same scrambling code can be configured for a plurality of terminal devices, that is, a common scrambling code is configured (the measurement signal transmitted using the common scrambling code is a common measurement signal). Any one of the plurality of terminal devices transmits the common sequence by using the common scrambling code, and the terminal device can be considered to send a common measurement signal.
  • the multiple terminal devices may be terminal devices under one TRP coverage.
  • the common measurement signal can be a TRP specific measurement signal. That is to say, multiple terminal devices belonging to one TRP can transmit the same measurement signal (or sequence).
  • the TRP dedicated measurement signal is the same measurement signal sent by the plurality of terminal devices.
  • TRPs can learn the common sequence of the TRP.
  • At least one of the plurality of terminal devices can transmit the common sequence (i.e., transmit a common measurement signal) to facilitate measurement of the common sequence by the receiving end of the common sequence.
  • the multiple terminal devices may be terminal devices under one cell coverage.
  • the common measurement signal may be a cell specific measurement signal. That is to say, a plurality of terminal devices belonging to one cell can transmit the same measurement signal (or sequence).
  • the cell-specific measurement signal is the same measurement signal sent by the plurality of terminal devices.
  • the first type of measurement signal can be understood as a type of measurement signal. Each of the at least one terminal device can transmit a measurement signal of this type.
  • the first type of measurement signal may be used for measurement by a network device of the local cell. Taking the communication scenario 100 as an example, the first type of measurement signal sent by the terminal device 102 can be used for the network device 101 to perform measurement, and the first type of measurement signal sent by the terminal device 105 can be used for the network device 104 to perform measurement.
  • the first type of measurement signal may be the dedicated measurement signal above.
  • This second type of measurement signal can be understood as another type of measurement signal.
  • the second type of measurement signal may be used for measurement by a device other than the network device of the local cell.
  • the second type of measurement signal sent by the terminal device 102 can be used for at least one of the terminal device 103, the network device 104, and the terminal device 105, and the second type of measurement signal sent by the terminal device 105. Measurements may be made for at least one of the terminal device 102, the terminal device 103, and the network device 101.
  • the second type of measurement signal may be the common measurement signal above.
  • FIG. 2 is a schematic interaction diagram of an example of a method in accordance with an embodiment of the present application. It should be understood that FIG. 2 illustrates detailed steps or operations of the method 200, but these steps or operations are merely examples, and other embodiments of the present application may perform other operations or only some of the operations of FIG.
  • the first network device in FIG. 2 may be the network device 101 in the communication scenario 100
  • the first terminal device may be the terminal device 102 in the communication scenario 100
  • the second terminal device may be the terminal device 103 or the terminal in the communication scenario 100.
  • the device 105 and the second network device may be the network device 104 in the communication scenario 100. It should be understood that the first terminal device may also be the terminal device 103 or other terminal device in the communication scenario 100.
  • the method 200 can include 210 and 220.
  • the first network device determines first configuration information and second configuration information.
  • the first network device may be a network device that serves the first terminal device.
  • the first configuration information is used to send the first type of measurement signal configuration first resource to the first terminal device.
  • the second configuration information is used to send a second type of measurement signal to the first terminal device to configure a second resource.
  • first type of measurement signal and the second type of measurement signal are both measurement signals of the first terminal device unless otherwise specified.
  • the first type of measurement signal can be used by the first network device to make measurements.
  • the first network device may be a network device serving the first terminal device.
  • the second type of measurement signal may be used for at least one of the second network device and the second terminal device to perform measurement.
  • the second network device is a different network device than the first network device.
  • the second network device may be a network device adjacent to the first network device.
  • the first type of measurement signal and the second type of measurement signal are different measurement signals.
  • the sequence of the first type of measurement signal is a first sequence
  • the sequence of the second type of measurement signal is a second sequence, the first sequence being different from the second sequence.
  • the first sequence may be a dedicated sequence of the first terminal device
  • the second sequence may be a common sequence of multiple terminal devices, where the multiple terminal devices include the first terminal device. That is, the first type of measurement signal may be a dedicated measurement signal of the first terminal device, and the second type of measurement signal may be a measurement signal common to a plurality of terminal devices, the plurality of terminal devices including the first terminal device.
  • the first sequence may be generated based on an identity (ID) of the first terminal device
  • the second sequence may be generated based on an ID of the first network device
  • the second sequence may be based on the first The ID of the user group to which the terminal device belongs is generated.
  • the scrambling code used by the first terminal device to send the first type of measurement signal may be a first scrambling code
  • the scrambling code used by the first terminal device to send the second type of measurement signal may be a second Scrambling code, the first scrambling code and the second scrambling code are different.
  • the first scrambling code may be a dedicated scrambling code of the first terminal device
  • the second scrambling code may be a common scrambling code of the multiple terminal devices, where the multiple terminal devices include the first terminal device.
  • the first scrambling code may be generated based on an ID of the first terminal device
  • the second sequence may be generated based on an ID of the first network device
  • the second scrambling code may be based on the first terminal device The ID of the user group is generated.
  • the cyclic shift used by the first terminal device to send the first type of measurement signal may be a first cyclic shift
  • the cyclic shift used by the first terminal device to send the second type of measurement signal may be For the second cyclic shift, the first cyclic shift and the second cyclic shift are different.
  • the first cyclic shift may be a dedicated cyclic shift of the first terminal device
  • the second cyclic shift may be a cyclic shift common to a plurality of terminal devices, where the multiple terminal devices include A terminal device.
  • the first cyclic shift may be generated based on an ID of the first terminal device
  • the second sequence may be generated based on an ID of the first network device
  • the second cyclic shift may be based on the first terminal device The ID of the user group to which it belongs is generated.
  • the first resource may include at least one of the following:
  • the first configuration information may be used to send a first type of measurement signal configuration time domain resource for the first terminal device.
  • the time domain resource configured by the first configuration information may include at least one time domain location. That is, the first resource may include at least one time domain location.
  • the first configuration information may be used to indicate a starting time domain location, an interval duration, and a number of repetitions. It is assumed that the initial time domain position is the symbol #F of the slot #S, the interval duration is T (T ⁇ 0) slots, and the number of repetitions is M (M ⁇ 2).
  • the first resource may include M time domain locations (M symbols), where the starting position in the M time domain locations is the symbol #F of the slot #S, and the two adjacent ones of the M time domain locations There are T time slots between domain locations.
  • the interval between two time units is the difference between the numbers corresponding to the two time units. For example, between the symbol #F of the slot #S and the symbol #F of the slot #(S+T), there are T slots.
  • the first configuration information can be used to indicate a time domain location.
  • the first configuration information may be used to send a first type of measurement signal to the first terminal device to configure a frequency domain resource.
  • the frequency domain resource configured by the first configuration information may include at least one frequency domain location. That is, the first resource may include at least one frequency domain location.
  • the first resource can include a first frequency band.
  • the first frequency band can be used by the first terminal device to send the first type of measurement signal.
  • the first configuration information may be used to send a first type of measurement signal configuration time period for the first terminal device.
  • the first configuration information can be used to indicate a time domain location and a time period. Assuming that the time domain location is symbol #F of slot #S and the time period is T slots, the first resource may include symbol #F of slot #S, symbol #F of slot #(S+T) , symbol #F... of slot #(S+2T).
  • the first resource may be considered to include multiple time domain locations.
  • the first configuration information may be used to send a first type of measurement signal configuration cyclic shift for the first terminal device.
  • the first configuration information may be a sequence in which the first terminal device configures the first type of measurement signal.
  • the first configuration information can include a first sequence.
  • the first configuration information may send the first type of measurement signal configuration scrambling code for the first terminal device.
  • the first configuration information may include a first scrambling code.
  • the first network device sends the first configuration information and the second configuration information to the first terminal device.
  • the first terminal device receives the first configuration information and the second configuration information from the first network device.
  • first configuration information and the second configuration information may be carried in different signaling (message) or may be carried in the same signaling (message).
  • the first configuration information may be carried in the high layer signaling or may be carried in the physical layer signaling.
  • the first configuration information may be carried in radio resource control (RRC) signaling or medium access control (MAC) channel element (CE) signaling.
  • RRC radio resource control
  • MAC medium access control
  • CE channel element
  • the first terminal device sends the first type measurement signal according to the first resource; the first terminal device sends the second type measurement signal according to the second resource; correspondingly, the first network
  • the device may measure the first type of measurement signal on the first resource, and at least one of the second network device and the second terminal device may measure the second type of measurement signal on the second resource.
  • the time domain resource location, the frequency domain resource location, the sequence, the scrambling code, and the cyclic shift of the second type measurement signal may be pre-negotiated between the first network device and the second network device. At least one of (corresponding to the second network device determining the second resource), so that at least one of the second network device and the terminal device covered by the second network device can measure the second type according to the second resource The signal is measured.
  • the second terminal device may determine the second resource by using the first network device, if the second terminal device is the second network device The covered terminal device, the second terminal device may determine the second resource by using the second network device.
  • the first network device sends the two types of measurement signals to the first terminal device to configure the resources, and the first terminal device may send the first type of measurement signal according to the first resource, and send the second according to the second resource.
  • Type measuring a signal so that the first network device can measure the first type of measurement signal on the first resource, and at least one of the second network device and the second terminal device can measure the second type of measurement signal on the second resource Therefore, it is advantageous to meet the requirement that different devices measure the measurement signals of the first terminal device.
  • the first type of measurement signal may be a measurement signal dedicated to the first terminal device, which facilitates the first network device to identify the received measurement signal (ie, identify the first type of measurement signal), which is beneficial to the first network device to efficiently Make measurements.
  • the second type of measurement signal may be a measurement signal common to a plurality of terminal devices, facilitating at least one of the second network device and the second terminal device to identify the received measurement signal (ie, identifying the second type of measurement signal). This solution is beneficial to reduce the complexity of the device identification measurement signal.
  • the first network device can separately configure corresponding resources for the two types of measurement signals of the first terminal device. As described in detail below, how the first terminal device transmits the two types of measurement signals.
  • the 220 can include:
  • the first terminal device sends the second type measurement signal according to the configuration of the second configuration information.
  • the following describes the first type of measurement signal sent by the first terminal device as an example. It should be understood that the manner in which the first terminal device sends the second type of measurement signal can refer to the manner in which the first terminal device sends the first type of measurement signal.
  • the first configuration information is used to indicate that the first resource corresponds to at least one time domain location
  • the first terminal device may send the first type measurement signal in each of the at least one time domain location
  • the first network device may receive the first type of measurement signal at each of the at least one time domain location.
  • the first configuration information is used to indicate that the first resource corresponds to one time domain location and a time period (ie, the first resource includes multiple time domain locations periodically).
  • the first terminal device may periodically send the first type of measurement signal according to the time domain location and the time period.
  • the first network device can periodically receive the first type of measurement signal.
  • the first resource includes a time-frequency resource and the second resource includes a time-frequency resource.
  • the time-frequency resource included in the first resource and the time-frequency resource included in the second resource may have overlapping portions.
  • the overlapping portion of the time-frequency resource included in the first resource and the time-frequency resource included in the second resource may be understood as: the first resource and the second resource include the same time-frequency resource.
  • the first terminal device may transmit the first type measurement signal or the second type measurement signal in the overlapping portion based on at least one of the following ways.
  • the first network device may pre-configure the priority of the first type measurement signal and the second type measurement signal. If the time-frequency resource for transmitting the first type of measurement signal and the time-frequency resource of the second type of measurement signal have overlapping portions, the measurement signal with higher priority may be transmitted at the overlapping portion according to the priority.
  • the first terminal device can transmit the first type of measurement signal on the resource #R according to the priority.
  • the method may further include:
  • the first network device sends the indication information to the first terminal device, where the indication information is used to indicate the first type measurement signal or the second type measurement signal; the first terminal device sends the indication information in the overlapping portion Indicated measurement signal.
  • the “indication information for indicating the first type measurement signal or the second type measurement signal” may be referred to as “first indication information”.
  • the first resource includes a resource #R
  • the second resource includes a resource #R, which is an overlapping portion.
  • the first terminal device receives the first indication information.
  • the first indication information is used to indicate a first type of measurement signal, and the first terminal device sends a first type of measurement signal on the resource #R according to the first indication information.
  • the first terminal device may receive the first indication information on a time unit where an overlapping portion (eg, resource #R) is located.
  • an overlapping portion eg, resource #R
  • resource #R is symbol #F of slot #S
  • the time unit in which resource #R is located is slot #S. It is assumed that the first terminal device receives the first indication information on the slot #S, and the first terminal device sends the measurement signal indicated by the first indication information on the resource #R.
  • the first indication information may be carried in downlink control information (DCI).
  • DCI downlink control information
  • the first terminal device receives the DCI on the first time unit, and sends the measurement signal indicated by the first indication information in the overlapping portion according to the first indication information carried in the DCI.
  • the first indication information may be carried in Radio Resource Control (RRC) signaling.
  • RRC Radio Resource Control
  • the first terminal device may send the measurement signal indicated by the first indication information in each overlapping portion of the at least one overlapping portion.
  • the first terminal device may transmit the first type measurement signal based on the configuration of the first configuration information, and the first terminal device transmits the second type measurement signal based on the configuration of the second configuration information.
  • the first terminal device may be configured according to the priority or the first indication. Information, in which the corresponding measurement signal is transmitted.
  • the first terminal device sends the first type measurement signal according to the first preset condition and the first resource
  • the first terminal device sends the second type measurement signal according to the second preset condition and the second resource.
  • the first terminal device sends the second type measurement signal
  • the second preset condition may include at least one of the following two types. It should be understood that the related description of the first preset condition can be referred to the related description of the second preset condition.
  • the first terminal device transmits data uplink.
  • the first terminal device may determine whether to send the second type measurement signal on the time domain location included in the second resource according to whether the first terminal device subsequently sends data (upstream).
  • the first terminal device may send the second type measurement signal in the time domain position included in the first resource before the first terminal device sends the data in the uplink.
  • the first terminal device may not send the second type measurement signal in the time domain location included in the first resource.
  • the second resource may include a first time unit, or the second resource includes a first symbol, where the first symbol belongs to the first time unit, and the first terminal device may be according to whether the second time unit after the first time unit is And transmitting, by the first terminal device, uplink data, determining whether to send the second type measurement signal on the first time unit, or determining whether to send the second type measurement signal on the first symbol of the first time unit .
  • the time unit may be a time unit for scheduling a transport block
  • the second resource includes a first time unit, which may be understood as: the second resource includes a part of the time domain resource in the first time unit.
  • the second configuration information is used to indicate a time domain location as well as a time period.
  • the time domain location is the symbol #F of the slot #S
  • the time period is T slots.
  • the second resource may include slot #S, slot #(S+T), slot #(S+2T). Wait for multiple time units.
  • the first resource specifically includes a time slot #S symbol #F, a symbol #F of the slot #(S+T), and a symbol #F of the slot #(S+2T).
  • the 220 can include:
  • the first terminal device sends the second type measurement signal on the first time unit.
  • the second time unit is configured by the first network device to be used for non-uplink transmission, or the second time unit is configured to be uplink transmission by the first network device, but is not used for uplink transmission of data by the first terminal device (ie, A terminal device does not transmit data uplink in the second time unit, and the first terminal device does not send the second type measurement signal on the first time unit.
  • the second time unit and the first time unit may be spaced apart by k time units (or the interval between the second time unit and the first time unit is less than or equal to k time units).
  • the k value may be pre-agreed by the first network device and the first terminal device, and may be configured by the first network device for the first terminal device, which is not limited herein.
  • the second time unit and the first time unit may be separated by k time units. If the k value is equal to N (N ⁇ 1), whether the first terminal device sends the second type in the first time unit.
  • the measurement signal depends on whether the Nth time unit (ie, the second time unit) after the first time unit is used for uplink transmission of data by the first terminal device. If the Nth time unit after the first time unit is used for uplink transmission of data by the first terminal device, the first terminal device sends a second type measurement signal on the first time unit. On the other hand, if the Nth time unit after the first time unit is not used for uplink transmission of data by the first terminal device, the first terminal device does not send the second type measurement signal on the first time unit.
  • the interval between the second time unit and the first time unit is less than or equal to k time units, and if the k value is equal to N (N ⁇ 1), whether the first terminal device is sent in the first time unit
  • the second type of measurement signal depends on whether there is a time unit in the N time units (ie, the second time unit) after the first time unit for the first terminal device to uplink transmit data. If any one of the N time units after the first time unit is used for uplink transmission of data by the first terminal device, the first terminal device sends the second type measurement signal on the first time unit. On the other hand, if any one of the N time units after the first time unit is not used for uplink transmission of data by the first terminal device, the first terminal device does not send the second type measurement signal on the first time unit.
  • FIG. 3 is a schematic diagram of an example of a communication method according to an embodiment of the present application. As shown in FIG. 3, assuming that the k value is 1, the first terminal device determines that the second time unit is used for uplink transmission of data by the first terminal device, and the first terminal device may determine to send the second type measurement signal uplink in the first time unit. .
  • At least one of the second terminal device and the second network device may determine whether to measure the second type of measurement signal in the first time unit according to whether the second time unit has data reception. For example, if the second network device receives data on the second time unit, the second network device can receive the second type of measurement signal on the first time unit. For another example, if the second terminal device determines to receive data downlink in the second time unit, the second terminal device may measure the second type measurement signal in the first time unit. The second terminal device can report the measurement result, so that the network device serving the second terminal device can schedule the second terminal device to receive data in the second time unit according to the measurement result, which is beneficial to improving the second terminal device. The success rate of receiving data in the downlink.
  • the second network device may determine whether to measure the second type of measurement signal in the first time unit according to whether the second time unit has downlink transmission data for the second network device. For example, if the second network device transmits data downstream in the second time unit, the second network device may measure the second type of measurement signal on the first time unit. Further, the second network device may schedule downlink transmission of the second time unit according to the measurement result.
  • FIG. 4 is a schematic diagram of another example of a communication method according to an embodiment of the present application.
  • the second network device determines to transmit data downlink in the second time unit, and the second network device may measure the second type measurement signal on the first time unit, and determine the second time unit according to the measurement result.
  • the scheduling information of the downlink transmission, and the scheduling information is indicated to the terminal device of the local cell by using the DCI.
  • the second network device can estimate the area or orientation of the first terminal device that sent the second type of measurement signal by estimating to the AOA or by scanning the wave array.
  • the second network device may also determine, according to the scrambling code information or sequence information carried by the second type measurement signal, the cell where the first terminal device is located.
  • the second network device may determine the interference degree of the first terminal device to the terminal device of the local cell by measuring the second type measurement signal.
  • the second network device may perform interference coordination on the terminal device of the local cell (for example, the terminal device that is close to the first terminal device covered by the second network device) according to the interference level and the location of the first terminal device.
  • the first network device sends, by using different terminal devices, at least one of a code domain, a frequency domain, and a cyclic shift of the second type of measurement signal, so as to facilitate at least one of the second network device and the second terminal device.
  • Different terminal devices in the first network device can be distinguished according to code division, frequency division or cyclic shift.
  • the frequency domain resource of the first network device includes multiple BPs, and each BP can be used to schedule m (m ⁇ 1) terminal devices.
  • the m terminal devices can use code division, frequency division, or Resource multiplexing is performed by means such as cyclic shift.
  • FIG. 5 is a schematic diagram of still another example of a communication method according to an embodiment of the present application.
  • each of the plurality of BPs may be used to schedule multiple terminal devices, and the frequency domain resources of the second type of measurement signals corresponding to different terminal devices in the same BP are different (ie, frequency division), or different terminal devices.
  • Corresponding code domain resources are different (ie, code division), so that at least one of the second network device and the second terminal device may determine, according to the frequency division or the code division, the second transmission by each of the multiple terminal devices.
  • Type measurement signal is a schematic diagram of still another example of a communication method according to an embodiment of the present application.
  • the 220 can include:
  • the first terminal device sends a second type of measurement signal on the first time-frequency resource, where the time domain resource of the first time-frequency resource belongs to the first time unit and the frequency domain resource is the first frequency domain resource, and the second time-frequency resource
  • the resource is used by the first terminal device to send data, the time domain resource of the second time-frequency resource belongs to the second time unit, and the frequency domain resource is the second frequency domain resource.
  • the first frequency domain resource may be a complete set or a subset of the second frequency domain resource.
  • the first terminal device will transmit data on the frequency domain resource #A of the second time unit, and the first terminal device may send the second on the resource #Z.
  • the type measurement signal wherein the time domain resource of the resource #Z is the symbol #F of the first time unit, and the frequency domain resource of the resource #Z is the frequency domain resource #A.
  • the frequency domain resource used by the first terminal device to send the second type measurement signal on the first time unit may be determined according to the frequency domain resource used by the first terminal device to send data on the second time unit, or
  • the frequency domain resource used by a terminal device to transmit the second type of measurement signal on the first time unit is a complete set or subset of frequency domain resources used by the first terminal device to transmit data on the second time unit.
  • FIG. 6 is a schematic diagram of still another example of a communication method according to an embodiment of the present application.
  • the first terminal device may send the second type measurement signal on the first time unit by using the frequency domain resource of the uplink data sent by the first terminal device.
  • the first terminal device may determine, by using multiple manners, whether the first terminal device sends data uplink.
  • the method 200 can also include:
  • the first network device sends scheduling information to the first terminal device, where the scheduling information is used to allocate a second time unit for uplink sending data of the first terminal device (or allocate a time domain resource, where the allocated The time domain resource is a part of the time domain resource in the second time unit; accordingly, before the first terminal device sends the second type measurement signal on the first time unit, the first terminal device receives the scheduling information.
  • the first terminal device may determine, according to the scheduling information, that the second type of measurement signal is sent on the first time unit.
  • the scheduling information may be further configured to allocate a second frequency domain resource to the first terminal device, where the first terminal device may be the first time unit in the time domain and the first frequency domain in the frequency domain.
  • a second type of measurement signal is sent on the first time-frequency resource of the resource, where the first frequency domain resource is a complete set or a subset of the second frequency domain resource.
  • the second terminal device can transmit the second type of measurement signal on the first time unit.
  • the first terminal device receives the indication information for instructing the first terminal device to send the second type measurement signal.
  • the indication information for instructing the first terminal device to transmit the second type measurement signal may be referred to as “second indication information”.
  • the first terminal device may determine whether to send the second type measurement signal on the resource included in the second resource according to whether the second indication information is received.
  • the first terminal device may send the second type measurement signal on the resource included in the second resource.
  • the first network device configures the second resource for the first terminal device, the second resource includes at least one time domain location, and the first terminal device needs to send the second resource on the corresponding resource based on the second indication information.
  • Type measurement signal
  • the second configuration information is used to indicate a time domain location as well as a time period.
  • the time domain location is the symbol #F of the slot #S
  • the time period is T slots.
  • the first resource may include the symbol #F of the slot #S, the symbol #F of the slot #(S+T), Multiple time domain positions such as symbol #F of slot #(S+2T).
  • the first terminal device may send the time slot #S according to the second indication information.
  • the second type of measurement signal may be used to determine whether the first terminal device receives the second indication information in the time slot #S or the time slot before the time slot #S.
  • the first terminal device does not receive the second indication information in the time slot #S or the time slot before the time slot #S, the first terminal device does not send the second type measurement signal on the time slot #S. .
  • the first terminal device needs to send the second type measurement signal on the corresponding resource according to the indication of the second indication information.
  • the second indication information is equivalent to the trigger information, and is used to trigger the first terminal device to send the second type measurement signal on the corresponding resource.
  • first terminal device sends the first type of measurement signal
  • second type of measurement signal which is not described herein for brevity.
  • the first configuration information may be configured to send the first type of measurement signal configuration first resource to the first terminal device, and the second configuration information may send the second type measurement signal configuration second resource to the first terminal device.
  • the resource configured by the configuration information conflicts with the transmission direction configured by the first network device for the resource.
  • the second resource includes the first symbol, that is, the first symbol is used for uplink transmission.
  • the first symbol may be configured by the first network device to be non-uplink transmission, that is, the first symbol is used for non-uplink transmission of the first network device, and at this time, the first symbol The direction of the transfer conflicts.
  • the transmission direction of the time domain location (for example, a symbol) corresponding to the configuration information may be in conflict with the transmission direction configured by the first network device for the time domain location, and the transmission direction of the time domain location may be recorded as conflict".
  • FIG. 7 is a schematic diagram showing an example of a collision of transmission directions according to an embodiment of the present application.
  • the second resource includes symbol #a of time unit #A, symbol #b of time unit #B, symbol #c of time unit #C, and symbol #d of time unit #D. Since the transmission direction of the time unit in the system can be flexibly changed, the time unit #A and the time unit #B are configured by the first network device for downlink transmission, and the symbol #C of the time unit #C is configured as unknown, time unit # D is configured by the first network device for uplink transmission.
  • the second type of measurement signal For the second type of measurement signal, if the second type of measurement signal is interrupted due to a collision of the transmission direction of the time unit included in the second resource, the second network device or the second terminal device cannot obtain the situation in time, The second network device or the second terminal device continues to perform measurement, resulting in incorrect measurement results, thereby affecting the related coordination process and system performance. Therefore, when a collision occurs, preferably, the second terminal device continues to transmit the second type of measurement signal on the conflicting time domain location (e.g., symbol #a).
  • the first network device needs to use resource scheduling as much as possible to prevent the first terminal device from transmitting the second type of measurement signal on the time unit in which the collision occurs. For example, the first network device does not perform downlink transmission on the symbol #a.
  • the second resource includes a first time domain location (or first symbol), and if the first time domain location is configured by the first network device to be used for non-uplink transmission, the first terminal The device (still) transmits the second type of measurement signal at the first time domain location.
  • the first terminal device may stop transmitting the first type measurement signal on the time unit in which the collision occurs.
  • the first resource includes a symbol #e, and if the symbol #e is configured by the first network device to be used for non-uplink transmission, the first terminal device may stop transmitting on the symbol #e.
  • the first type of measurement signal is described.
  • the first terminal device may determine, by using multiple manners, a transmission direction configured by the first network device as a time unit.
  • the method 200 can include:
  • the first network device sends the transmission direction information.
  • the first terminal device may receive the transmission direction information from the first network device.
  • the transmission direction information may be used to indicate a transmission direction of each of the at least one symbol, the plurality of symbols including the first symbol.
  • the transmission direction information can be used to indicate the transmission direction of each symbol in the time unit.
  • the transmission direction information may be slot format information (SFI).
  • SFI slot format information
  • each time unit may include transmission direction information indicating a transmission direction of each symbol in the time unit.
  • the first terminal device may determine, according to the transmission direction information, whether a transmission direction of the time domain location included in the resource configured by the configuration information conflicts.
  • the transmission direction of the time unit of the cell to which the receiving end of the measurement signal belongs may also be flexibly changed.
  • the receiving end of the measurement signal can abandon this measurement and continue measuring.
  • the second terminal device is the terminal device that is covered by the second network device, and the second network device sends the third configuration information to the second terminal device, where the third configuration information is used to receive the measurement signal configuration for the second terminal device.
  • the third resource includes the first symbol, that is, in the third configuration information, the first symbol is used for downlink transmission. Since the transmission direction of the time unit can be flexibly configured, the first symbol may be configured as a non-downlink transmission by the second network device, in which case the second terminal device may measure the received measurement signal on the first symbol, You can give up this measurement.
  • the first terminal device may send the first type measurement signal and the second type measurement signal by using the same or different uplink timings.
  • the first terminal device can separately transmit the first type measurement signal and the second type measurement signal according to the two configuration information.
  • the second type of measurement signal may be used for at least one of the second network device and the second terminal device to perform measurement.
  • Another example of the communication method of the embodiment of the present application will be described. The method is advantageous for improving the accuracy of the second terminal device for measuring the second type of measurement signal.
  • FIG. 8 is a schematic interaction diagram of another example of a communication method according to an embodiment of the present application. It should be understood that FIG. 8 illustrates the detailed steps or operations of method 300, but these steps or operations are merely examples, and other embodiments of the present application may perform other operations or only some of the operations of FIG.
  • the network device determines a third resource, where the third resource belongs to a resource used by the terminal device to send a measurement signal. It should be understood that the terminal device does not refer to a certain fixed terminal device, but refers to a terminal device in the system.
  • the resource for the terminal device to send the measurement signal is understood as: a resource used by the terminal device in the system to send the measurement signal.
  • the resource for transmitting the measurement signal by the terminal device can be understood as a measurement signal resource pool.
  • the network device may select a resource from the resource pool, and configure the selected resource to a certain terminal device, for example, configure the selected resource to the terminal device #A, and the terminal device #A may send the measurement signal according to the configured resource. .
  • the resource used for the terminal device to send the measurement signal in the uplink may be the resource indicated by the uplink measurement resource configuration table.
  • the resources indicated by the SRS configuration table are described in detail in the uplink measurement resource configuration table.
  • the third resource may include a full set or a subset of the second resource above.
  • the third resource includes a time-frequency resource. That is to say, the time-frequency resource included in the third resource belongs to a time-frequency resource used by the terminal device to send the measurement signal.
  • the network device sends third configuration information to the second terminal device.
  • the second terminal device receives the third configuration information from the network device.
  • the third configuration information is used to configure a third resource for receiving the measurement signal by the second terminal device.
  • the third resource belongs to a resource that the second terminal device performs related measurement.
  • the second terminal device measures the received measurement signal on the third resource.
  • the measurement signal received by the second terminal device may be from the first terminal device.
  • the second terminal device may receive the measurement signal according to the resource that sends the measurement signal.
  • the method is advantageous for realizing time-frequency resource alignment of the transmitting end of the measurement signal and the receiving end of the measurement signal.
  • the resource used by the terminal device to receive the measurement signal is different from the resource used by the terminal device to transmit the measurement signal.
  • the terminal device receives the measurement signal using a channel state information reference signal (CSI-RS) resource.
  • the CSI-RS resource corresponds to one or more CSI-RS RE pattern.
  • the "CSI-RS resource unit structure" may be referred to as "CSI-RS structure”.
  • the CSI-RS structure may be expressed as (Y, Z). Where Y represents the number of consecutive resource units in the frequency domain, and Z represents the number of consecutive resource units in the time domain.
  • the (Y, Z) may be a plurality of structures such as (2, 1), (4, 1), (8, 1) (2, 2), (2, 4).
  • the terminal device sends the SRS resource used by the measurement signal.
  • the distribution of the SRS resources in the frequency domain is a comb-like distribution, and the interval between adjacent two subcarriers on each comb-shaped SRS resource is L.
  • the L can be equal to 2 or 4. It can be seen that the structure of the CSI-RS resource and the SRS resource are not matched. Therefore, if the first terminal device sends the SRS, the second terminal device measures the SRS sent by the first terminal device according to the CSI-RS resource, which may result in inaccurate measurement results.
  • the first terminal device sends a measurement signal in the first resource
  • the time domain resource of the first resource is the symbol #1
  • the frequency domain resource is the odd number subcarrier on the symbol #1 (1, 3, 5, 7... .)
  • the second terminal device Based on the limit of the CSI-RS resource, the second terminal device performs measurement on a plurality of consecutive subcarriers on the symbol #1, thereby causing the measurement of the second terminal device to be inaccurate.
  • the third resource configured by the network device for the second terminal device belongs to a resource for the terminal device to send the measurement signal, which is beneficial to achieving alignment between the transmitting end of the measurement signal and the receiving end of the measurement signal, which is beneficial to Improve measurement accuracy.
  • the terminal device may store a downlink measurement resource configuration table (for example, a CSI-RS configuration table) and an uplink measurement resource configuration table (for example, an SRS configuration table).
  • a downlink measurement resource configuration table for example, a CSI-RS configuration table
  • an uplink measurement resource configuration table for example, an SRS configuration table
  • the network device serving the terminal device configures a downlink measurement resource parameter to the terminal device, and the terminal device uses the downlink measurement resource configuration table according to the parameter to obtain a specific time-frequency resource location where the downlink measurement reference signal is located.
  • the downlink measurement signal resource configuration table may include:
  • the parameter resourceConfig has a value range of 0-31, and the parameter can be used to determine a resource element (RE) and a symbol position of the CSI-RS reference signal in one subframe.
  • the value of the parameter subframeConfig ranges from 0 to 154. This parameter can be used to determine the position of the subframe where the CSI-RS reference signal is located.
  • the downlink measurement resource parameter may be used to indicate the value of the parameter resourceConfig and the value of the parameter subframeConfig.
  • the network device serving the terminal device configures an uplink measurement resource parameter to the terminal device, and the terminal device combines the uplink measurement resource parameter with the uplink measurement resource configuration table to obtain a specific time-frequency resource location where the uplink measurement reference signal is located.
  • the uplink measurement resource configuration table may include:
  • the parameter srs-ConfigIndex has a value range of 0-1023, and the parameter can be used to determine an SRS transmission period and a time domain (for example, a subframe position).
  • the uplink measurement resource parameter may be used to indicate the value of the parameter srs-ConfigIndex.
  • the resource used by the terminal device to send the measurement signal may include the resource corresponding to the value of the parameter srs-ConfigIndex from 0-1023.
  • the third configuration information may be used to indicate a specific value of the parameter srs-ConfigIndex (it is understood that the specific value indicated by the third configuration information belongs to 0-1023), and the resource corresponding to the value indicated by the third configuration information is The third resource.
  • the second terminal device may determine the third resource according to the value of the parameter srs-ConfigIndex indicated by the third configuration information.
  • the uplink and downlink measurement resource parameters in the existing configuration are configured by different messages, and the terminal device obtains configuration parameters such as time-frequency resources of the downlink measurement reference signal according to the downlink configuration resource parameter and the downlink resource configuration table.
  • the terminal obtains configuration parameters such as time-frequency resources of the uplink measurement reference signal according to the uplink configuration resource parameter and the uplink resource configuration table.
  • the measurement signal resource configuration configured by the network device for the second terminal needs to include at least the uplink measurement signal resource configuration configured by the first terminal device.
  • the second terminal device may store the extended downlink measurement resource configuration table, and copy related parameters of the corresponding uplink measurement resource configuration into the downlink measurement signal resource table set.
  • the corresponding parameters in the extended CSI-RS configuration table can be as follows:
  • subframeConfig_r15 INTEGER(0..yy)
  • the parameter resourceConfig_r15 has a value range of 0-xx.
  • the parameter includes a resource configuration for measuring a measurement signal sent from a network device, and a resource configuration of a measurement signal sent from another terminal device.
  • the value of the parameter subframeConfig_r15 is 0-yy, and the parameter can be used to determine the subframe position where the resource configuration of the measurement signal sent from the network device is located.
  • the third resource may be specifically used to indicate the value of the parameter resourceConfig_r15 and the value of the parameter subframeConfig_r15.
  • the second terminal device may measure the measurement reference signal sent by the first terminal according to the third resource and the extended downlink measurement resource configuration table.
  • the second terminal device may separately store a measurement resource configuration table for measuring a measurement signal of the local network device and a measurement resource configuration table for measuring a measurement signal of the other terminal device.
  • the network device instructs the first terminal device to perform corresponding measurement by configuring measurement resource parameters.
  • the configuration table can look like this:
  • subframeConfig_r15 INTEGER(0..154)
  • the second terminal determines a resource for measuring a measurement signal sent by the network device according to the parameter resourceConfig_r15 and the parameter subframeConfig_r15, and determines a resource for measuring the measurement signal sent by the other terminal device by using the parameter srs-ConfigIndex_r15.
  • the third resource includes a first time unit, and the second terminal device performs measurement on the received measurement signal on the third resource, including:
  • the second terminal device measures the received measurement signal on the first time unit.
  • the second terminal device may determine, by using multiple manners, whether the second time unit is used by the second terminal device to receive data.
  • the method 300 can include:
  • the network device sends scheduling information to the second terminal device, where the scheduling information is used to allocate a second time unit for receiving data by the second terminal device, where the scheduling information is further used by the second terminal.
  • the device determines to transmit the second type of measurement signal on the first time unit.
  • the network device in the method 300 may be the first network device or the second network device in the foregoing.
  • the second terminal device in the method 200 can be the second terminal device in the method 200.
  • the communication device 400 includes:
  • the receiving unit 410 is configured to receive, by the first network device, first configuration information and second configuration information, where the first configuration information is used to send, by the communications device, a first type of measurement signal, a first resource, the second The configuration information is configured to send a second type of measurement signal to the communication device to configure a second resource, where the first type of measurement signal is used by the first network device to perform measurement, and the second type of measurement signal is used for Measuring at least one of the second network device and the second terminal device;
  • the sending unit 420 is configured to send the first type measurement signal according to the first resource, and send the second type measurement signal according to the second resource.
  • the first type of measurement signal is a measurement signal dedicated to the communication device
  • the second type of measurement signal is a measurement signal common to a plurality of devices, the plurality of devices including the communication device; and / or
  • the sequence of the first type of measurement signal is a first sequence
  • the sequence of the second type of measurement signal is a second sequence
  • the first sequence is different from the second sequence
  • the sending unit 420 sends the scrambling code used by the first type of measurement signal to the first scrambling code, and the sending unit 420 sends the scrambling code used by the second type of signal to the second scrambling code, the first scrambling code.
  • the code is different from the second scrambling code.
  • the time-frequency resource included in the first resource has an overlapping portion with the time-frequency resource included in the second resource
  • the sending unit 420 is specifically configured to: send, in the overlapping portion, the first type A measurement signal or the second type of measurement signal.
  • the receiving unit 410 is further configured to: receive indication information from the first network device, where the indication information is used to indicate that the sending unit 420 sends the first type measurement signal or the second part in the overlapping portion.
  • Type measurement signal
  • the sending unit 420 is specifically configured to: send the measurement signal indicated by the indication information in the overlapping portion.
  • the second resource includes a first time unit
  • the sending unit 420 is specifically configured to: if the second time unit after the first time unit is used by the sending unit 420 to send data uplink, send the second type measurement signal on the first time unit.
  • the second resource includes a first symbol, where the first symbol is used for non-uplink transmission of the first network device, and the sending unit 420 is specifically configured to: send the The second type of measurement signal.
  • FIG. 10 is a schematic block diagram of another example of a communication device according to an embodiment of the present application. As shown in FIG. 10, the communication device 500 includes:
  • the processing unit 510 is configured to determine first configuration information and second configuration information, where the first configuration information is used to send a first type of measurement signal to the first terminal device to configure a first resource, where the second configuration information is used by Configuring a second resource for transmitting the second type of measurement signal to the first terminal device, where the first type of measurement signal is used for measurement by the communication device, and the second type of measurement signal is used for the second network device And performing measurement with at least one of the second terminal devices;
  • the sending unit 520 is configured to send the first configuration information and the second configuration information.
  • the first type measurement signal is a measurement signal dedicated to the first terminal device
  • the second type measurement signal is a measurement signal common to a plurality of terminal devices
  • the plurality of terminal devices include the a terminal device
  • the sequence of the first type of measurement signal is a first sequence
  • the sequence of the second type of measurement signal is a second sequence
  • the first sequence is different from the second sequence
  • the scrambling code used by the first terminal device to send the first type of measurement signal is a first scrambling code
  • the scrambling code used by the second terminal device to send the second type of signal is a second scrambling code, where the A scrambling code is different from the second scrambling code
  • the time-frequency resource included in the first resource has an overlapping portion with the time-frequency resource included in the second resource.
  • the sending unit 520 is further configured to: send the indication information to the first terminal device, where the indication information is used to indicate that the first terminal device sends the first type measurement signal or the first part in the overlapping portion. Two types of measurement signals.
  • the second resource includes a first time unit, where the sending unit 520 is further configured to: send scheduling information to the first terminal device, where the scheduling information is used to send uplink information to the first terminal device.
  • the data is allocated a second time unit, the scheduling information is further used by the first terminal device to determine to send the second type of measurement signal on the first time unit, wherein the second time unit is located in the After a time unit.
  • the communication device 600 includes:
  • the receiving unit 610 is configured to receive, by the network device, third configuration information, where the third configuration information is used to configure a third resource for the transceiver to receive the measurement signal, where the third resource belongs to the terminal device for transmitting the measurement signal.
  • the processing unit 620 performs measurement on the received measurement signal on the third resource.
  • the third resource includes a first time unit
  • the processing unit 620 is specifically configured to: if the second time unit after the first time unit is used by the receiving unit 610 to receive data, the processing unit is configured to receive the measured signal on the first time unit. Make measurements.
  • FIG. 12 is a schematic block diagram of still another example of a communication device according to an embodiment of the present application. As shown in FIG. 12, the communication device 700 includes:
  • the processing unit 710, the third resource belongs to a resource used by the terminal device to send a measurement signal
  • the sending unit 720 is configured to send third configuration information to the second terminal device, where the third configuration information is used to configure the third resource for the transceiver to receive a measurement signal.
  • the third resource includes a first time unit
  • the sending unit 720 is further configured to: send scheduling information to the second terminal device, where the scheduling information is used to allocate a second time unit for receiving data by the second terminal device, where the scheduling information is further used by the sending The second terminal device determines to transmit the second type of measurement signal on the first time unit.
  • FIG. 13 is a schematic block diagram of still another example of a communication device according to an embodiment of the present application.
  • the communication device 800 includes a transceiver 810 and a processor 820.
  • the processor 820 is used to control the transceiver 810.
  • the processor 820 is configured to support a communication device to perform a corresponding function of the first terminal device in the above method.
  • the communication device 800 can further include a memory 830 for coupling with the processor 820 to save necessary program instructions and data of the communication device 800.
  • the processor 820 is specifically configured to execute instructions stored in the memory 830, and when the instructions are executed, the communication device performs the method performed by the first terminal device in the above method.
  • the communication device 400 shown in FIG. 9 can be implemented by the communication device 800 shown in FIG.
  • the receiving unit 410 and the transmitting unit 420 shown in FIG. 9 can be implemented by the transceiver 810.
  • FIG. 14 is a schematic block diagram of still another example of a communication device according to an embodiment of the present application.
  • the communication device 900 includes a transceiver 910 and a processor 920 that is configured to support a communication device to perform the corresponding functions of the first network device in the above method.
  • the communication device 900 can further include a memory 930 for coupling with the processor 920 to save program instructions and data necessary for the communication device.
  • the processor 920 is specifically configured to execute instructions stored in the memory 930, and when the instructions are executed, the communication device performs the method performed by the first network device in the above method.
  • the communication device 500 shown in FIG. 10 can be implemented by the communication device 900 shown in FIG.
  • the transmitting unit 520 shown in FIG. 10 can be implemented by the transceiver 910
  • the processing unit 510 can be implemented by the processor 720.
  • FIG. 15 is a schematic block diagram of still another example of a communication device according to an embodiment of the present application.
  • the communication device 1000 includes a transceiver 1010 and a processor 1020.
  • the processor 1020 is configured to support a communication device to perform a corresponding function of the second terminal device in the above method.
  • the communication device 1000 may further include a memory 1030 for coupling with the processor 1020 to save necessary program instructions and data of the communication device 1000.
  • the processor 1020 is specifically configured to execute instructions stored in the memory 1030, and when the instructions are executed, the communication device performs the method performed by the second terminal device in the above method.
  • the communication device 600 shown in FIG. 11 can be implemented by the communication device 1000 shown in FIG.
  • the receiving unit 610 shown in FIG. 11 can be implemented by the transceiver 1010
  • the processing unit 620 can be implemented by the processor 1020.
  • FIG. 16 is a schematic block diagram of still another example of a communication device according to an embodiment of the present application.
  • the network device 1100 includes a transceiver 1110 and a processor 1120 configured to support a network device to perform a corresponding function of the network device in the above method.
  • the network device may further include a memory 1130, configured to be coupled to the processor 1120, to save program instructions and data necessary for the network device.
  • the processor 1120 is specifically configured to execute instructions stored in the memory 1130, and when the instructions are executed, the network device performs the method performed by the network device in the above method.
  • the network device 700 shown in FIG. 12 can be implemented by the network device 1100 shown in FIG. 16.
  • the processing unit 710 shown in FIG. 12 can be implemented by the processor 1120, and the transmitting unit 720 can be implemented by the transceiver 1110.
  • the present application uses the terminal device and the network device as an example to describe the communication method and the communication device in the embodiments of the present application.
  • the communication method of the embodiment of the present application may also be implemented by multiple baseband chips.
  • the first baseband chip may be used to implement related operations of the first terminal device in the embodiment of the present application.
  • the second baseband chip can be used to implement related operations of the first network device in the embodiment of the present application.
  • the third baseband chip can be used to implement related operations of the second terminal device in the embodiment of the present application, for example, for example.
  • the fourth baseband chip can be used to implement related operations of the network device in the embodiment of the present application.
  • the input/output circuit of the first baseband chip can be used to implement the related operations of the transceiver of the first terminal device above
  • the input/output circuit of the second baseband chip can be used to implement the first Related operations of the transceiver of the network device
  • the input/output circuit of the third baseband chip can be used to implement the related operations of the transceiver of the second terminal device above
  • the input/output circuit of the fourth baseband chip can be used to implement Related operations of the transceiver of the network device above.
  • the processor may be a central processing unit (CPU), and the processor may also be other general-purpose processors, digital signal processors (DSPs), and dedicated integration.
  • DSPs digital signal processors
  • ASIC application specific integrated circuit
  • FPGA field programmable gate array
  • the memory in the embodiments of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (ROMM), an erasable programmable read only memory (erasable PROM, EPROM), or an electrical Erase programmable EPROM (EEPROM) or flash memory.
  • the volatile memory can be a random access memory (RAM) that acts as an external cache.
  • RAM random access memory
  • RAM random access memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • synchronous dynamic randomness synchronous dynamic randomness.
  • Synchronous DRAM SDRAM
  • DDR SDRAM double data rate synchronous DRAM
  • ESDRAM enhanced synchronous dynamic random access memory
  • SLDRAM synchronous connection dynamic random access memory Take memory
  • DR RAM direct memory bus random access memory
  • the above embodiments may be implemented in whole or in part by software, hardware, firmware or any other combination.
  • the above-described embodiments may be implemented in whole or in part in the form of a computer program product.
  • the computer program product includes one or more computer instructions.
  • the computer program instructions When the computer program instructions are loaded or executed on a computer, the processes or functions described in accordance with embodiments of the present application are generated in whole or in part.
  • the computer can be a general purpose computer, a special purpose computer, a computer network, or other programmable device.
  • the computer instructions can be stored in a computer readable storage medium or transferred from one computer readable storage medium to another computer readable storage medium, for example, the computer instructions can be from a website site, computer, server or data center Transfer to another website site, computer, server, or data center by wire (eg, infrared, wireless, microwave, etc.).
  • the computer readable storage medium can be any available media that can be accessed by a computer or a data storage device such as a server, data center, or the like that contains one or more sets of available media.
  • the usable medium may be a magnetic medium (eg, a floppy disk, a hard disk, a magnetic tape), an optical medium (eg, a digital versatile disc (DVD)), or a semiconductor medium.
  • the semiconductor medium can be a solid state hard drive.
  • the disclosed systems, devices, and methods may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product.
  • the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including
  • the instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
  • the foregoing storage medium includes various media that can store program codes, such as a USB flash drive, a removable hard disk, a read only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk.

Abstract

La présente invention concerne un procédé de communication et un dispositif de communication permettant de satisfaire des exigences de mesure lorsque différents dispositifs effectuent une mesure sur des signaux de mesure transmis par un dispositif terminal. Le procédé comprend les étapes suivantes : un premier dispositif terminal reçoit des premières informations de configuration et des secondes informations de configuration provenant d'un premier dispositif de réseau, les premières informations de configuration étant utilisées pour transmettre un signal de mesure d'un premier type au premier dispositif terminal afin de configurer une première ressource, et les secondes informations de configuration étant utilisées pour transmettre un signal de mesure d'un second type au premier dispositif terminal afin de configurer une seconde ressource ; et le premier dispositif terminal transmet, selon la première ressource, le signal de mesure du premier type et transmet, selon la seconde ressource, le signal de mesure du second type, le signal de mesure du premier type étant utilisé par le premier dispositif de réseau pour effectuer une mesure, et le signal de mesure du second type étant utilisé par un deuxième dispositif de réseau et/ou un deuxième dispositif terminal pour effectuer une mesure.
PCT/CN2018/099488 2017-08-11 2018-08-09 Procédé de communication et dispositif de communication WO2019029586A1 (fr)

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WO2021077305A1 (fr) * 2019-10-22 2021-04-29 华为技术有限公司 Procédé, appareil et système de mesure
WO2021195847A1 (fr) * 2020-03-30 2021-10-07 Oppo广东移动通信有限公司 Procédé de mesure, terminal utilisateur et dispositif de réseau
CN115696390A (zh) * 2021-07-31 2023-02-03 华为技术有限公司 一种通信方法、装置及系统
CN117042142A (zh) * 2022-04-29 2023-11-10 北京紫光展锐通信技术有限公司 数据传输方法及装置、计算机可读存储介质

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