WO2015169240A1 - Procédé et terminal de transmission de signal - Google Patents

Procédé et terminal de transmission de signal Download PDF

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Publication number
WO2015169240A1
WO2015169240A1 PCT/CN2015/078463 CN2015078463W WO2015169240A1 WO 2015169240 A1 WO2015169240 A1 WO 2015169240A1 CN 2015078463 W CN2015078463 W CN 2015078463W WO 2015169240 A1 WO2015169240 A1 WO 2015169240A1
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Prior art keywords
time domain
domain mode
random sequence
pseudo
subband
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PCT/CN2015/078463
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English (en)
Chinese (zh)
Inventor
高秋彬
赵锐
陈文洪
彭莹
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电信科学技术研究院
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Publication of WO2015169240A1 publication Critical patent/WO2015169240A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation

Definitions

  • the present application relates to the field of communications technologies, and in particular, to a method and a terminal for signal transmission.
  • the data communication process between terminals is as shown in FIG. 1.
  • the voice, data and other services of the two terminals pass through the respective base stations (eNBs) and the core network (SGW). Interact with a Packet Data Gateway (PGW).
  • eNBs base stations
  • SGW core network
  • PGW Packet Data Gateway
  • D2D communication that is, terminal direct-through technology, refers to a method in which neighboring terminals can transmit data through a direct link in a short range without passing through a central node (ie, a base station). Forward, as shown in Figure 2.
  • D2D technology's short-range communication characteristics and direct communication methods have the following advantages:
  • the terminal short-distance direct communication mode can achieve higher data transmission rate, lower transmission delay and lower power consumption
  • the direct communication method of D2D can meet the local data sharing requirements of services such as wireless peer-to-peer (P2P), and provide data services with flexible adaptability;
  • P2P wireless peer-to-peer
  • D2D direct communication can utilize a large number of widely distributed communication terminals in the network to expand the coverage of the network.
  • the receiving UE (Rx UE) is receiving the signal of the Tx UE1, and the signal strength of the channel of the Tx UE1 reaching the Rx UE is -100 dBm (dBmW) due to the influence of the channel fading.
  • the Tx UE2 located near the Rx UE also initiates a D2D communication at the same time, and the signal strength of the Tx UE2 signal reaching the Rx UE is -60 dBmW, even though the Tx UE1 and Tx UE2 transmit signals are orthogonal in frequency due to in-band The impact of the leak, the signal of Tx UE1 will be affected by the strong in-band leakage from Tx UE2. It causes the signal of Tx UE1 to be received incorrectly.
  • In-band leakage interference refers to the leakage of signal power to adjacent frequency bands due to non-ideal factors such as error vector magnitude (EVM) and power amplifier nonlinearity.
  • EVM error vector magnitude
  • the present application provides a method and terminal for signal transmission, which are used to reduce in-band leakage interference during signal transmission of a terminal.
  • a method of signaling comprising:
  • Determining, by the terminal, a subband and a time domain mode where the determined time domain mode belongs to the determined set of time domain modes associated with the subband, and each time domain mode corresponds to a set of time units for signal transmission by the terminal;
  • the terminal determines a subband and a time domain mode, including:
  • a subband time domain mode combination from a set of subband time domain mode combinations, acquiring a subband and a time domain mode included in the subband time domain mode combination, where the subband time domain mode combination
  • the set includes all possible subband time domain mode combinations, each subband time domain mode combination includes a subband and a time domain mode associated with the subband;
  • the initial value of the pseudo-random sequence and the mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence determine a pseudo-random sequence, and determine each time included in the time domain mode according to the pseudo-random sequence unit.
  • the terminal determines a subband, including:
  • the terminal randomly selects one or more sub-bands from preset frequency domain resources
  • the terminal determines one or more sub-bands according to configuration information of the network side device.
  • the determining, by the determined set of time domain patterns associated with the subband, a time domain mode including:
  • the terminal randomly selects a time domain mode from the determined set of time domain modes associated with the subband;
  • the terminal receives configuration information of the network side device to determine a time domain mode.
  • the terminal determines a subband time domain mode combination from the set of subband time domain mode combinations, including:
  • the terminal randomly selects a subband time domain mode combination from the set of the subband time domain mode combinations
  • the terminal receives configuration information of the network side device to determine a subband time domain mode combination.
  • the time unit corresponding to each time domain mode is included in a time domain resource of a fixed length of time
  • the time unit corresponding to each time domain mode is included in the time domain resource of variable time length.
  • each time unit included in the time domain mode in the set of time domain modes associated with the subband is determined by a pseudo random sequence, and the pseudo random sequence is initialized by a pseudo random sequence Obtained after mapping according to the preset mapping relationship.
  • the initial value of the pseudo-random sequence is any one or any combination of the identifier of the sub-band, the identifier of the terminal, the identifier of the receiving end, and the corresponding index value of the time domain mode in the set of the time domain mode. determine.
  • control information is further used to indicate the determined time domain mode indication information of the time domain mode, where the time domain mode indication information includes:
  • Determining the time domain mode corresponding to the index value in the set of the time domain mode, the initial value of the pseudo random sequence, the parameter forming the initial value of the pseudo random sequence, and the initial value of the pseudo random sequence in the initial set of the pseudo random sequence Any one or any combination of index values.
  • a method of signal reception comprising:
  • the terminal determines a subband and a time domain mode according to the control information sent by the sending end, where the determined time domain mode belongs to the determined time domain mode set associated with the subband, and each time domain mode corresponds to a time when the terminal performs signal transmission. a set of units, the control information being used at least to indicate an identifier of the sub-band;
  • the terminal receives a signal on the determined sub-band in accordance with the determined time unit indicated by the time domain mode.
  • determining the subband and the time domain mode according to the control information including:
  • control information is further used to indicate time domain mode indication information, where the time domain mode indication information is used to uniquely determine a time domain mode;
  • Determining the time domain mode according to the control information including:
  • time domain mode indication information is a corresponding index value of the time domain mode in the time domain mode set, the corresponding relationship between the time domain mode indication information and the time domain mode, and the identifier of the subband Obtaining a time domain mode corresponding to the time domain mode indication information in the determined time domain mode set associated with the subband;
  • time domain mode indication information is a pseudo random sequence initial value parameter
  • determining the time domain mode indication according to a mapping relationship between a preset pseudo random sequence initial value and a pseudo random sequence initial value parameter and an identifier of the subband An initial value of the pseudo-random sequence corresponding to the information, determining a pseudo-random sequence according to the determined initial value of the pseudo-random sequence and a mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence, according to the pseudo-random sequence Determining each time unit included in the time domain mode;
  • time domain mode indication information is a pseudo random sequence initial value parameter, determining a pseudo random corresponding to the time domain mode indication information according to a mapping relationship between a preset pseudo random sequence initial value and a pseudo random sequence initial value parameter a sequence initial value, determining a pseudo random sequence according to the determined initial value of the pseudo random sequence and a mapping relationship between an initial value of the preset pseudo random sequence and the pseudo random sequence, and determining the time domain according to the pseudo random sequence Each time unit included in the pattern.
  • the pseudo-random sequence initial value parameter includes any one of an initial value of the pseudo-random sequence, a parameter forming an initial value of the pseudo-random sequence, and an index value corresponding to the initial value of the pseudo-random sequence in the initial set of the pseudo-random sequence. Species or random combination.
  • a terminal comprising:
  • a determining module configured to determine a subband and a time domain mode, where the determined time domain mode belongs to the determined time domain mode set associated with the subband, and each time domain mode corresponds to a set of time units for signal transmission by the terminal ;
  • a sending module configured to send control information to the receiving end, and send a signal on the determined sub-band according to the determined time unit indicated by the time domain mode, where the control information is used to at least indicate the determined sub-band Logo.
  • the determining module is specifically configured to:
  • Determining a subband determining a time domain mode from the determined set of time domain patterns associated with the subband;
  • Determining a subband time domain mode combination from the set of subband time domain mode combinations acquiring subbands and time domain modes included in the subband time domain mode combination, the set of the subband time domain mode combinations being included All possible subband time domain mode combinations, each subband time domain mode combination including a subband and a time domain mode associated with the subband;
  • Determining an identifier of the sub-band and the sub-band and acquiring, according to a mapping relationship between the identifier of the preset sub-band and the initial value of the pseudo-random sequence, the initial value of the pseudo-random sequence corresponding to the identifier of the determined sub-band, and according to the determined
  • the pseudo-random sequence initial value and the mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence determine a pseudo-random sequence, and determine each time unit included in the time-domain mode according to the pseudo-random sequence.
  • the determining module is specifically configured to:
  • One or more sub-bands are determined according to configuration information of the network side device.
  • the determining module is specifically configured to:
  • the configuration information of the receiving network side device determines the time domain mode.
  • the determining module is specifically configured to:
  • the configuration information of the receiving network side device determines the subband time domain mode combination.
  • the time unit corresponding to each time domain mode is included in a time domain resource of a fixed length of time
  • the time unit corresponding to each time domain mode is included in the time domain resource of variable time length.
  • each time unit included in the time domain mode in the set of time domain modes associated with the subband is determined by a pseudo random sequence, and the pseudo random sequence is mapped according to a preset mapping relationship by an initial value of the pseudo random sequence. After getting it.
  • the initial value of the pseudo-random sequence is based on any one or any of the identifiers of the sub-bands, the identifier of the terminal, the identifier of the receiving end, and the corresponding index value of the time domain mode in the set of the time domain mode.
  • the combination is determined.
  • the control information is further used to indicate the determined time domain mode indication information, where the time domain mode indication information includes:
  • Determining the time domain mode corresponding to the index value in the set of the time domain mode, the initial value of the pseudo random sequence, the parameter forming the initial value of the pseudo random sequence, and the initial value of the pseudo random sequence in the initial set of the pseudo random sequence Any one or any combination of index values.
  • a terminal comprising:
  • a determining module configured to determine a subband and a time domain mode according to the control information sent by the sending end, where the determined time domain mode belongs to the determined time domain mode set associated with the subband, and each time domain mode corresponds to the terminal a set of time units of signal transmission, the control information being used at least to indicate an identifier of the sub-band;
  • a receiving module configured to receive, on the determined subband, a signal according to the determined time unit indicated by the time domain mode.
  • the determining module is specifically configured to:
  • control information is further used to indicate time domain mode indication information, where the time domain mode indication information is used to uniquely determine a time domain mode;
  • the determining module is specifically configured to:
  • the time domain mode indication information is an index value corresponding to the time domain mode in the time domain mode set
  • the correspondence between the preset time domain mode indication information and the time domain mode is determined from the identifier of the subband. Obtaining a time domain mode corresponding to the time domain mode indication information in the associated time domain mode set of the subband;
  • time domain mode indication information is a pseudo random sequence initial value parameter
  • determining the time domain mode indication according to a mapping relationship between a preset pseudo random sequence initial value and a pseudo random sequence initial value parameter and an identifier of the subband An initial value of the pseudo-random sequence corresponding to the information, determining a pseudo-random sequence according to the determined initial value of the pseudo-random sequence and a mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence, according to the pseudo-random sequence Determining each time unit included in the time domain mode;
  • time domain mode indication information is a pseudo random sequence initial value parameter, determining a pseudo random corresponding to the time domain mode indication information according to a mapping relationship between a preset pseudo random sequence initial value and a pseudo random sequence initial value parameter a sequence initial value, determining a pseudo random sequence according to the determined initial value of the pseudo random sequence and a mapping relationship between an initial value of the preset pseudo random sequence and the pseudo random sequence, and determining the time domain according to the pseudo random sequence Each time unit included in the pattern.
  • the pseudo-random sequence initial value parameter includes an initial value of the pseudo-random sequence, a parameter forming an initial value of the pseudo-random sequence, and an index value corresponding to an initial value of the pseudo-random sequence in the pseudo-random sequence initial value set. Or any combination.
  • a terminal mainly includes:
  • transceiver Processor, transceiver and memory.
  • transceiver is configured to receive and transmit data under the control of the processor
  • a memory that holds the data used by the processor to perform operations.
  • the processor is responsible for managing the bus architecture and the usual processing, and the memory can store the data that the processor uses when performing operations.
  • the processor is used to read the program in the memory, and the following process is performed:
  • the determined time domain mode belongs to the determined set of time domain modes associated with the subband, and each time domain mode corresponds to a set of time units for signal transmission by the terminal;
  • control information is used at least to indicate the identity of the determined sub-band.
  • the processor when determining the subband and the time domain mode, is configured to read the program in the memory and perform the following process:
  • Determining a subband determining a time domain mode from the determined set of time domain patterns associated with the subband;
  • Determining a subband time domain mode combination from the set of subband time domain mode combinations acquiring subbands and time domain modes included in the subband time domain mode combination, the set of the subband time domain mode combinations being included All possible subband time domain mode combinations, each subband time domain mode combination including a subband and a time domain mode associated with the subband;
  • Determining an identifier of the sub-band and the sub-band and acquiring, according to a mapping relationship between the identifier of the preset sub-band and the initial value of the pseudo-random sequence, the initial value of the pseudo-random sequence corresponding to the identifier of the determined sub-band, and according to the determined
  • the pseudo-random sequence initial value and the mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence determine a pseudo-random sequence, and determine each time unit included in the time-domain mode according to the pseudo-random sequence.
  • the processor when determining the subband, is configured to read the program in the memory and perform the following process:
  • One or more sub-bands are determined according to configuration information of the network side device.
  • the processor when determining the time domain mode, is configured to read the program in the memory and perform the following process:
  • the configuration information of the receiving network side device determines the time domain mode.
  • the processor when determining the subband and the time domain mode, is configured to read the program in the memory and perform the following process:
  • the configuration information of the receiving network side device determines the subband time domain mode combination.
  • the time unit corresponding to each time domain mode is included in a time domain resource of a fixed length of time
  • the time unit corresponding to each time domain mode is included in a time domain resource of variable length of time.
  • the identifier of each time unit included in the time domain mode in the set of time domain modes associated with the subband is determined by a pseudo random sequence, and the pseudo random sequence is mapped according to a preset mapping relationship by an initial value of the pseudo random sequence. After getting it.
  • the initial value of the pseudo random sequence is any one or any combination of the identifier of the subband, the identifier of the terminal, the identifier of the receiving end, and the corresponding index value of the time domain mode in the set of the time domain mode. determine.
  • the control information is further used to indicate the determined time domain mode indication information, where the time domain mode indication information is used for unique Determine a time domain mode.
  • the time domain mode indication information includes but is not limited to:
  • Determining the time domain mode corresponding to the index value in the belonging time domain mode set, the initial value of the pseudo random sequence, the parameter forming the initial value of the pseudo random sequence, and the initial value of the pseudo random sequence in the initial set of the pseudo random sequence Any one or any combination of the index values.
  • the processor When the terminal is used as a receiving end, the processor is used to read a program in the memory, and performs the following process:
  • a signal is received by the transceiver over the determined sub-bands in accordance with the determined time unit indicated by the time domain mode.
  • control information includes at least an identifier of the sub-band.
  • the processor when determining the subband and the time domain mode according to the control information sent by the transmitting end, is configured to read the program in the memory, and perform the following process:
  • control information is further used to indicate time domain mode indication information, where the time domain mode indication information is used to uniquely determine a time domain mode;
  • the processor When determining the time domain mode according to the control information sent by the transmitting end, the processor is used to read the program in the memory, and performs the following process:
  • the time domain mode indication information is an index value corresponding to the time domain mode in the time domain mode set
  • the correspondence between the preset time domain mode indication information and the time domain mode is determined from the identifier of the subband. Obtaining a time domain mode corresponding to the time domain mode indication information in the associated time domain mode set of the subband;
  • time domain mode indication information is a pseudo random sequence initial value parameter
  • determining the time domain mode indication according to a mapping relationship between a preset pseudo random sequence initial value and a pseudo random sequence initial value parameter and an identifier of the subband An initial value of the pseudo-random sequence corresponding to the information, determining a pseudo-random sequence according to the determined initial value of the pseudo-random sequence and a mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence, according to the pseudo-random sequence Determining each time unit included in the time domain mode;
  • time domain mode indication information is a pseudo random sequence initial value parameter, determining a pseudo random corresponding to the time domain mode indication information according to a mapping relationship between a preset pseudo random sequence initial value and a pseudo random sequence initial value parameter a sequence initial value, determining a pseudo random sequence according to the determined initial value of the pseudo random sequence and a mapping relationship between an initial value of the preset pseudo random sequence and the pseudo random sequence, and determining the time domain according to the pseudo random sequence Each time unit included in the pattern.
  • the pseudo-random sequence initial value parameter includes, but is not limited to, an initial value of the pseudo-random sequence, a parameter forming an initial value of the pseudo-random sequence, and an index value corresponding to the initial value of the pseudo-random sequence in the initial set of the pseudo-random sequence. Any one or any combination.
  • the terminal sends a signal on the determined subband according to the time unit indicated by the determined time domain mode, and the determined time domain mode belongs to the determined time domain mode set associated with the subband. And transmitting at least the control information for indicating the identifier of the determined sub-band to the receiving end, so that the receiving end and the transmitting end use the same time-frequency resource for communication, and can avoid different sub-bands corresponding to the same time domain mode.
  • the time domain resource conflict effectively reduces the in-band leakage interference during the signal transmission process of the terminal.
  • FIG. 1 is a schematic diagram of a data communication process between terminals in a cellular communication
  • FIG. 2 is a schematic diagram of a data communication process between terminals in D2D communication
  • FIG. 3 is a schematic diagram of a near-far effect in a D2D communication of a terminal
  • FIG. 4 is a schematic diagram of a resource pool configuration manner in an embodiment of the present application.
  • FIG. 5 is a schematic diagram of a time domain mode in an embodiment of the present application.
  • FIG. 6 is a schematic flowchart of a method for signaling in an embodiment of the present application.
  • FIG. 7 is a schematic flowchart of a method for receiving a signal according to an embodiment of the present application.
  • FIG. 8 is a schematic diagram of a time domain mode set with a fixed time length in an embodiment of the present application.
  • FIG. 9 is a schematic diagram of a terminal in an embodiment of the present application.
  • FIG. 10 is a schematic diagram of another terminal in the embodiment of the present application.
  • FIG. 11 is a schematic structural diagram of another terminal in the embodiment of the present application.
  • the time unit includes, but is not limited to, a subframe, a time slot, and a transmission opportunity.
  • a subframe is used as a time unit as an example, and the same embodiment may be used for other time units.
  • the subband may be a logical subband or a physical subband.
  • the logical subband can be mapped to the physical subband by a certain mapping relationship.
  • logical subband n is mapped to physical subband n.
  • logical subband n is mapped to a physical subband (n+ceil(N/4)) mod N, where N is the number of subbands and ceil(x) represents the smallest positive integer not less than x.
  • mapping relationship between logical subbands and physical subbands can also be time-varying.
  • logical subband n maps to a physical subband (n+k+ceil(N/4)) mod N, where k is the subframe number.
  • logical subband n is mapped to a physical subband (n+ceil(kN/4)) mod N.
  • the terminal performs signal transmission on a part of resources in a resource pool, and the signal transmission may be transmission of a D2D signal or a transmission of a cellular signal.
  • the resource pool is composed of time-frequency resources having a certain time range and a certain frequency range, and the time-frequency resources in the resource pool may be repeated in the time domain in a certain period.
  • the resource pool shown in Figure 4 is continuous in both time and frequency domain. In fact, the resource pool may also be composed of discontinuous time-frequency resources.
  • the resource pool shown in FIG. 4 includes NT subframes in the time domain and NF subbands in the frequency domain.
  • the bandwidth of a subband may be an integer multiple of one physical resource block (PRB), for example, the subband bandwidth is one PRB bandwidth, which is 180 kHz, or the subband bandwidth is two PRB bandwidths. 360kHz, and so on.
  • PRB physical resource block
  • the terminal can occupy one sub-band for data transmission. For example, in FIG. 4, UE1 occupies sub-band 0, and UE2 occupies sub-band 1 Transfer.
  • the terminal can also occupy multiple sub-bands for transmission, for example, UE3 occupies sub-band 2 and sub-band 3 for transmission.
  • the time domain mode is used to represent the subframe set for the terminal to perform signal transmission, and the different time domain modes correspond to different subframe sets.
  • the mode 0 corresponds to the subframe 0, 2
  • Signals are transmitted within 4
  • mode 1 corresponds to transmitting signals in subframes 1
  • mode 2 corresponds to transmitting signals in subframes 0, 1, 2, and 3
  • mode 3 corresponds to subframes.
  • Signals are transmitted within 4, 5, 6, and 7.
  • Step 601 The terminal determines a subband and a time domain mode, where the determined time domain mode belongs to the determined time domain mode set associated with the subband, and each time domain mode corresponds to a set of time units for signal transmission by the terminal.
  • Each time domain mode corresponds to a different combination of time units for signal transmission by the terminal.
  • the different sub-bands correspond to different sets of time domain modes, and the time domain modes included in each time domain mode set are different.
  • the terminal determines that the subband has at least two specific implementation manners:
  • the terminal arbitrarily selects one or more sub-bands from the preset frequency domain resources as a sub-band for signal transmission;
  • the terminal determines one or more sub-bands according to the configuration information of the network side device.
  • the network side device may be a base station, a mobility management entity (MME), or the like.
  • MME mobility management entity
  • the first measurement result is obtained by measuring a signal transmitted on each subband included in the preset frequency domain resource.
  • the received signal power on each subband included in the preset frequency domain resource is measured as a first measurement result, and the subband corresponding to the minimum value among the received signal powers is selected as a subband for performing signal transmission.
  • the terminal determines a subband, and determines a time domain mode from the determined set of time domain modes associated with the subband, where the time domain mode set includes one or more time domain modes.
  • the terminal determines that the time domain mode has at least three specific implementation manners:
  • the terminal arbitrarily selects a time domain mode from the determined time domain mode set associated with the subband as a time domain mode of signal transmission;
  • the terminal selects a time domain mode from the determined set of time domain modes associated with the subband according to the second measurement result;
  • the terminal receives the configuration information of the network side device to determine the time domain mode.
  • the network side device may be a base station, a mobility management entity (MME), or the like.
  • MME mobility management entity
  • the second measurement result is obtained by measuring a signal transmitted on each time domain mode in the set of time domain modes associated with the determined subband.
  • measuring the received signal power on each time domain mode in the determined set of time domain modes associated with the determined subband as a second measurement result selecting a time domain mode corresponding to a minimum value of each received signal power As a time domain mode for signal transmission.
  • the received signal power in the time domain mode includes but is not limited to:
  • the received signal power is averaged to obtain the average received signal power.
  • the terminal determines a subband time domain mode combination from the set of subband time domain mode combinations, and obtains a subband and a time domain mode included in the subband time domain mode combination, where the subband time domain
  • the set of pattern combinations contains all possible subband time domain pattern combinations, each subband time domain pattern combination containing a subband and a time domain pattern associated with the subband.
  • each time domain mode in the one or more subband time domain mode combinations corresponding to the same subband constitutes a time domain mode set corresponding to the subband, that is, the subband can only be associated with the time zone.
  • the time domain mode in the set of domain patterns constitutes a subband time domain mode combination.
  • a subband time domain mode combination can determine the time domain resources and frequency domain resources of the data transmission.
  • the terminal determines that a subband time domain mode combination can have at least three specific implementations:
  • the terminal arbitrarily selects a subband time domain mode combination from the set of subband time domain mode combinations
  • the terminal selects a subband time domain mode combination from the set of subband time domain mode combinations according to the third measurement result;
  • the terminal receives configuration information of the network side device to determine a subband time domain mode combination.
  • the network side device may be a base station, a mobility management entity (MME), or the like.
  • MME mobility management entity
  • the third measurement result is obtained by measuring a signal transmitted on each time domain mode corresponding to each subband included in the preset frequency domain resource.
  • measuring the received signal power in each time domain mode corresponding to each subband included in the preset frequency domain resource as a third measurement result, according to the minimum value of the received signal power The band and time domain modes determine the subband time domain mode combination for signal transmission.
  • the terminal determines the identifier of the sub-band and the sub-band, and obtains an initial value of the pseudo-random sequence corresponding to the identifier of the determined sub-band according to the mapping relationship between the identifier of the preset sub-band and the initial value of the pseudo-random sequence. And determining the pseudo according to the determined initial value of the pseudo-random sequence and the mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence A random sequence that determines each time unit included in the time domain pattern from a pseudo-random sequence.
  • the initial value of the pseudo-random sequence corresponding to the identifier of the determined sub-band is obtained according to the mapping relationship between the identifier of the preset sub-band and the initial value of the pseudo-random sequence
  • the initial value of the pseudo-random sequence may be directly determined according to the identifier of the sub-band.
  • the mapping relationship between the identifier of the preset subband and the initial value parameter of the pseudo random sequence after obtaining the initial value parameter of the pseudo random sequence corresponding to the identifier of the determined subband, the initial value parameter according to the preset pseudo random sequence And a mapping relationship between the initial value of the pseudo-random sequence, and obtaining an initial value of the pseudo-random sequence corresponding to the identifier of the determined sub-band.
  • the pseudo-random sequence initial value parameter includes, but is not limited to, an initial value of the pseudo-random sequence, a parameter forming an initial value of the pseudo-random sequence, and an index value corresponding to an initial value of the pseudo-random sequence in the pseudo-random sequence initial value set or random combination.
  • Step 602 The terminal sends control information to the receiving end, and sends a signal to the receiving end according to the time unit indicated by the determined time domain mode on the determined subband.
  • the control information sent by the terminal is used by the receiving end to determine the time-frequency resource of the received signal, and when the terminal sends the signal, the terminal sends a signal to the receiving end according to the sub-band and the time domain mode determined in step 601.
  • control information is used at least to indicate the identity of the determined sub-band.
  • the terminal may send control information while transmitting a signal to the receiving end, and the control information may be carried in a signal sent to the receiving end.
  • the terminal can also send control information before sending a signal to the receiving end.
  • the control information may be sent by using a resource different from the determined time-frequency resource.
  • the control information is further used to indicate time domain mode indication information of the determined time domain mode, where the time domain mode indication information is used.
  • the time domain mode indication information is at least an index value corresponding to the determined time domain mode in the belonging time domain mode set, an initial value of the pseudo random sequence, a parameter forming an initial value of the pseudo random sequence, and a pseudo random sequence initial value set. Any one or any combination of index values corresponding to initial values of the pseudo-random sequence. It should be understood by those skilled in the art that the scope of protection of the present application is not limited thereto, and other parameters capable of uniquely determining the time domain mode may also be used as time domain mode indication information, and protection in the present application. Within the scope.
  • the terminal may carry the time domain mode indication information in the control information sent to the receiving end;
  • Determining a resource location of the control channel occupied by the transmission control information and determining, by the receiving end, the resource location of the control information occupied by the control information when receiving the control information, according to the preset time domain mode indication information and the resource location of the control channel Corresponding relationship, determining time domain mode indication information, and determining a time domain mode according to the time domain mode indication information.
  • the terminal may carry the indication information of the sub-band identifier in the control information sent to the receiving end;
  • the corresponding relationship determines the indication information of the sub-band identifier.
  • the time unit corresponding to each time domain mode may be included in a fixed length time domain resource, or included in a variable time length time domain resource.
  • each time unit included in the time domain mode in the set of time domain modes associated with the subband is determined by a pseudo random sequence, and the initial value of the pseudo random sequence is based on a preset mapping relationship Obtained after mapping.
  • the pseudo-random sequence may be determined by an initial value of the pseudo-random sequence, and the initial value of the pseudo-random sequence is according to the identifier of the sub-band, the identifier of the terminal, the identifier of the receiving end, and the corresponding index value of the time domain mode in the belonging time domain mode set. Any one or any combination is determined.
  • the detailed method flow for receiving the signal as the terminal of the receiving end is as follows:
  • Step 701 The terminal determines a subband and a time domain mode according to the control information sent by the sending end, where the determined time domain mode belongs to the determined time domain mode set associated with the subband, and each time domain mode corresponds to a time unit in which the terminal performs signal transmission. Collection.
  • each time domain mode corresponds to a set of different time units.
  • the control information is used to indicate at least the identifier of the subband, and the terminal determines the identifier of the subband and the subband according to the control information.
  • the time domain mode is determined based on the identity of the subband.
  • the time domain mode is determined according to the identifier of the subband, and at least the following two specific implementation manners are available:
  • the terminal acquires the time domain mode corresponding to the subband according to the mapping relationship between the identifier of the preset subband and the time domain mode.
  • the time domain mode of subband 0 mapping is ⁇ 0, 1, 2, 3 ⁇ , that is, data transmission is performed on subframes 0, 1, 2, and 3.
  • the time domain mode of subband 1 mapping is ⁇ 4, 5 , 6, 7 ⁇ , that is, data transmission is performed on subframes 4, 5, 6, and 7.
  • the terminal acquires an initial value of the pseudo-random sequence corresponding to the identifier of the determined sub-band according to the mapping relationship between the identifier of the preset sub-band and the initial value of the pseudo-random sequence, and according to the determined initial value of the pseudo-random sequence And a mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence, determining a pseudo-random sequence, and determining each time unit included in the time domain mode according to the pseudo-random sequence.
  • the control information is used to indicate at least the identifier of the subband and the time domain mode indication information, where the time domain mode indication information is used. Only sure A time domain mode is determined, the identifier of the subband and the subband are determined according to the control information, and the time domain mode is determined according to the control information.
  • the determining the time domain mode according to the identifier of the subband indicated by the control information and the time domain mode indication information may have at least three specific implementations:
  • the time domain mode indication information is an index value corresponding to the time domain mode in the time domain mode set
  • the correspondence between the preset time domain mode indication information and the time domain mode, the slave end and the sender end In the time domain mode set associated with the identified subband of the notified subband, the time domain mode corresponding to the time domain mode indication information notified by the transmitting end is acquired as the time domain mode of the received signal.
  • the set of time domain patterns associated with subband 0 includes two time domain patterns ⁇ 0, 1, 2, 3 ⁇ and ⁇ 4, 5, 6, 7 ⁇ with index values of 0 and 1, respectively, if time domain mode If the value of the indication information is 0, the terminal determines that the time domain mode is ⁇ 0, 1, 2, 3 ⁇ . If the time domain indication information takes a value of 1, the medium terminal determines that the time domain mode is ⁇ 4, 5, 6, 7 ⁇ .
  • the time domain mode indication information is a pseudo-random sequence initial value parameter, according to a mapping relationship between the preset pseudo-random sequence initial value and the pseudo-random sequence initial value parameter and the identifier of the sub-band.
  • the initial value of the pseudo-random sequence corresponding to the domain mode indication information determining a pseudo-random sequence according to the determined initial relationship between the initial value of the pseudo-random sequence and the initial value of the preset pseudo-random sequence and the pseudo-random sequence, according to the pseudo-random
  • the sequence determines each time unit included in the time domain mode.
  • the initial value of the pseudo-random sequence corresponding to the time domain mode indication information and the identifier information of the sub-band is determined.
  • the time domain mode indication information is a pseudo-random sequence initial value parameter
  • determining a time domain mode indication information according to a mapping relationship between a preset pseudo-random sequence initial value and a pseudo-random sequence initial value parameter The initial value of the pseudo-random sequence is determined according to the determined initial value of the pseudo-random sequence and the mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence, and the pseudo-random sequence is determined according to the pseudo-random sequence.
  • the mapping relationship between the preset pseudo-random sequence initial value and the pseudo-random sequence initial value parameter and the identifier of the sub-band may further include the identifier information of the terminal itself or the identifier information N ID of the terminal as the transmitting end.
  • the pseudo-random sequence initial value parameter includes, but is not limited to, an initial value of the pseudo-random sequence, a parameter forming an initial value of the pseudo-random sequence, and an index value corresponding to the initial value of the pseudo-random sequence in the initial set of the pseudo-random sequence. Any one or any combination. It should be understood by those skilled in the art that the scope of protection of the present application is not limited thereto, and other parameters capable of determining the initial value of the pseudo random sequence may also be used as the pseudo-random sequence initial value parameter, and in the present application. Within the scope of protection.
  • Step 702 The terminal receives the signal on the determined subband according to the time unit indicated by the determined time domain mode.
  • the terminal as the receiving end performs signal reception only on a time unit (such as a subframe) indicated by the determined time domain mode.
  • the time domain mode set associated with each subband has the following two specific implementation manners:
  • the time unit corresponding to each time domain mode is included in a fixed-length time domain resource, that is, for a fixed length of time, the time length includes a set number of time units (eg, Subframe), each time domain mode describes the data transmission within this length of time.
  • the number of time domain modes included in the time domain mode set associated with different subbands may be the same or different.
  • the number of time domain patterns included in the time domain mode set associated with each subband may be one or more.
  • each time domain mode covers 8 subframes, that is, the time domain mode is used to describe data transmission conditions on 8 subframes. It is assumed that the set of time domain patterns associated with each subband includes two modes, mode 0 and mode 1.
  • mode 0 associated with subband 0 is transmitted on subframes 0, 2, 4, and 6, and mode 1 associated with subband 0 is transmitted on subframes 1, 3, 5, and 7;
  • mode associated with subband 1 0 is transmitted on subframes 0, 1, 4, 5, and mode 1 associated with subband 1 is transmitted on subframes 2, 3, 6, and 7;
  • mode 0 associated with subband 2 is in subframes 0, 3, Transmission on 4,7, mode 1 associated with subband 2 is transmitted on subframes 1, 2, 5, 6;
  • mode 0 associated with subband 3 is transmitted on subframes 0, 1, 2, 3, sub Mode 1 with 3 associations is transmitted on subframes 4, 5, 6, and 7.
  • the time unit corresponding to each time domain mode is included in the time domain resource of variable time length.
  • each time unit included in the time domain mode in the set of time domain modes associated with the subband is determined by a pseudo random sequence, and the pseudo random sequence is obtained by mapping the initial values of the pseudo random sequence according to a preset mapping relationship.
  • the initial value of the pseudo-random sequence is determined according to any one or any combination of the identifier of the sub-band, the identifier of the sender, the identifier of the receiver, and the corresponding index value of the time-domain mode in the set of the time-domain modes.
  • the pseudo-random sequence determines multiple implementation manners of each time unit included in the time domain mode, as follows:
  • the initial values of the two random sequences are based on
  • Two pseudo-random sequences can be generated after the preset mapping relationship is mapped.
  • Each bit of the pseudo-random sequence corresponds to one subframe. If the bit value is 1, the corresponding subframe can perform data transmission. If the bit value is 0, the corresponding subframe does not perform data transmission. . Since the length of the pseudo-random sequence can be infinitely extended, it can implement a time domain mode of variable time length.
  • the pseudo-random sequence may be generated according to the preset mapping relationship, and a pseudo-random sequence may be generated.
  • Each bit of the pseudo-random sequence is inverted (eg '0' is inverted by '1', '1' is inverted by '0'), another pseudo-random sequence is obtained, and two pseudo-random sequences are determined by the two pseudo-random sequences. Time domain mode.
  • the method of generating a pseudo-random sequence by mapping two initial values according to a preset mapping relationship, and then determining the time domain mode is the same as implementing one and implementing two.
  • the subband with the subband identifier (number) i corresponds to two pseudo random sequence initial values, so that the time domain mode set associated with the subband includes two time domain modes.
  • N ID is the identity of the terminal
  • m represents the time domain mode in the associated time domain mode set
  • the corresponding index value can obtain the initial values of the M pseudo-random sequences, and then the M pseudo-random sequences can be generated according to the preset mapping relationship according to the initial values of the M pseudo-random sequence, and M time-domain modes are obtained.
  • N ID represents the identifier of the terminal, which may be the identifier of the data transmitting end, or may be data receiving. The identity of the end.
  • N ID is the identity of the terminal
  • m is the index corresponding to the time domain mode in the associated time domain mode set
  • the value can obtain the initial values of M pseudo-random sequences, k m is an integer and k m belongs to the set K i composed of M integers, and further, according to the preset mapping relationship, the initial values of the M pseudo-random sequences are mapped to generate M.
  • the pseudo-random sequence there may be multiple ways to determine the pseudo-random sequence according to the preset mapping relationship by the initial value of the pseudo-random sequence.
  • the implementation of the present application is not limited.
  • the initial values of various pseudo-random sequences existing in the prior art are based on The manner in which the preset mapping relationship map determines the pseudo-random sequence is applicable to the present application.
  • the mapping generates an M sequence. Assuming that the register length of the M sequence is L, the relationship between the initial state of each register and the initial value of the pseudo-random sequence is: Where x(n) is the initial state of the nth register, taking a value of 0 or 1, and c init is the initial value of the pseudo-random sequence.
  • a Gold sequence is generated from a pseudo-random sequence initial value map.
  • the terminal mainly includes:
  • a determining module 901 configured to determine a subband and a time domain mode, where the determined time domain mode belongs to the determined time domain mode set associated with the subband, and each time domain mode corresponds to a time unit of the terminal performing signal transmission set;
  • the sending module 902 is configured to send control information to the receiving end, and send a signal to the receiving end according to the determined time unit indicated by the determined time domain mode on the determined subband.
  • control information is used at least to indicate the identity of the determined sub-band.
  • the determining module 901 is specifically configured to:
  • Determining a subband determining a time domain mode from the determined set of time domain patterns associated with the subband;
  • Determining a subband time domain mode combination from the set of subband time domain mode combinations acquiring subbands and time domain modes included in the subband time domain mode combination, the set of the subband time domain mode combinations being included All possible subband time domain mode combinations, each subband time domain mode combination including a subband and a time domain mode associated with the subband;
  • Determining an identifier of the sub-band and the sub-band and acquiring, according to a mapping relationship between the identifier of the preset sub-band and the initial value of the pseudo-random sequence, the initial value of the pseudo-random sequence corresponding to the identifier of the determined sub-band, and according to the determined
  • the pseudo-random sequence initial value and the mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence determine a pseudo-random sequence, and determine each time unit included in the time-domain mode according to the pseudo-random sequence.
  • the determining module 901 is specifically configured to:
  • One or more sub-bands are determined according to configuration information of the network side device.
  • the determining module 901 is specifically configured to:
  • the configuration information of the receiving network side device determines the time domain mode.
  • the determining module 901 is specifically configured to:
  • the configuration information of the receiving network side device determines the subband time domain mode combination.
  • the time unit corresponding to each time domain mode is included in a time domain resource of a fixed length of time
  • the time unit corresponding to each time domain mode is included in a time domain resource of variable length of time.
  • the identifier of each time unit included in the time domain mode in the set of time domain modes associated with the subband is determined by a pseudo random sequence, and the pseudo random sequence is mapped according to a preset mapping relationship by an initial value of the pseudo random sequence. After getting it.
  • the initial value of the pseudo random sequence is any one or any combination of the identifier of the subband, the identifier of the terminal, the identifier of the receiving end, and the corresponding index value of the time domain mode in the set of the time domain mode. determine.
  • the control information is further used to indicate the determined time domain mode indication information, where the time domain mode indication information is used for unique Determine a time domain mode.
  • the time domain mode indication information includes but is not limited to:
  • Determining the time domain mode corresponding to the index value in the belonging time domain mode set, the initial value of the pseudo random sequence, the parameter forming the initial value of the pseudo random sequence, and the initial value of the pseudo random sequence in the initial set of the pseudo random sequence Any one or any combination of the index values.
  • a terminal is provided.
  • the terminal mainly includes:
  • the determining module 1001 is configured to determine a subband and a time domain mode according to the control information sent by the sending end, where the determined time domain mode belongs to the determined time domain mode set associated with the subband, and each time domain mode corresponding terminal a collection of time units for signal transmission;
  • the receiving module 1002 is configured to receive, on the determined subband, a signal according to the determined time unit indicated by the time domain mode.
  • control information includes at least an identifier of the sub-band.
  • the determining module 1001 is specifically configured to:
  • control information is further used to indicate time domain mode indication information, where the time domain mode indication information is used to uniquely determine a time domain mode;
  • the determining module 1001 is specifically configured to:
  • the time domain mode indication information is an index value corresponding to the time domain mode in the time domain mode set
  • the correspondence between the preset time domain mode indication information and the time domain mode is determined from the identifier of the subband. Obtaining a time domain mode corresponding to the time domain mode indication information in the associated time domain mode set of the subband;
  • time domain mode indication information is a pseudo random sequence initial value parameter
  • determining the time domain mode indication according to a mapping relationship between a preset pseudo random sequence initial value and a pseudo random sequence initial value parameter and an identifier of the subband An initial value of the pseudo-random sequence corresponding to the information, determining a pseudo-random sequence according to the determined initial value of the pseudo-random sequence and a mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence, according to the pseudo-random sequence Determining each time unit included in the time domain mode;
  • time domain mode indication information is a pseudo random sequence initial value parameter, determining a pseudo random corresponding to the time domain mode indication information according to a mapping relationship between a preset pseudo random sequence initial value and a pseudo random sequence initial value parameter a sequence initial value, determining a pseudo random sequence according to the determined initial value of the pseudo random sequence and a mapping relationship between an initial value of the preset pseudo random sequence and the pseudo random sequence, and determining the time domain according to the pseudo random sequence Each time unit included in the pattern.
  • the pseudo-random sequence initial value parameter includes, but is not limited to, an initial value of the pseudo-random sequence, a parameter forming an initial value of the pseudo-random sequence, and an index value corresponding to the initial value of the pseudo-random sequence in the initial set of the pseudo-random sequence. Any one or any combination.
  • the terminal mainly includes:
  • the processor 1100, the transceiver 1110 and the memory 1120 are The processor 1100, the transceiver 1110 and the memory 1120.
  • the transceiver 1110 is configured to receive and send data under the control of the processor 1100.
  • the memory 1120 is configured to save data used by the processor 1100 to perform an operation.
  • the bus architecture can include any number of interconnected buses and bridges, specifically linked by one or more processors represented by processor 1100 and various circuits of memory represented by memory 1120.
  • the bus architecture also links various other circuits such as peripherals, voltage regulators, and power management circuits. It is well known in the art and, therefore, will not be further described herein.
  • the bus interface provides an interface.
  • the transceiver 1110 can be a plurality of components, including a transmitter and a receiver, providing means for communicating with various other devices on a transmission medium.
  • the user interface 1130 may also be an interface capable of externally connecting the required devices, including but not limited to a keypad, a display, a speaker, a microphone, a joystick, and the like.
  • the processor 1100 is responsible for managing the bus architecture and general processing, and the memory 1120 can store data used by the processor 1100 in performing operations.
  • the processor 1100 is configured to read the program in the memory 1120 and perform the following process:
  • the determined time domain mode belongs to the determined set of time domain modes associated with the subband, and each time domain mode corresponds to a set of time units for signal transmission by the terminal;
  • the control information is transmitted to the receiving end by the transceiver 1110 and the signal is transmitted to the receiving end according to the determined time unit indicated by the determined time domain mode on the determined sub-band.
  • control information is used at least to indicate the identity of the determined sub-band.
  • the processor 1100 when determining the subband and the time domain mode, is configured to read the program in the memory 1120 and perform the following process:
  • Determining a subband determining a time domain mode from the determined set of time domain patterns associated with the subband;
  • Determining a subband time domain mode combination from the set of subband time domain mode combinations acquiring subbands and time domain modes included in the subband time domain mode combination, the set of the subband time domain mode combinations being included All possible subband time domain mode combinations, each subband time domain mode combination including a subband and a time domain mode associated with the subband;
  • Determining an identifier of the sub-band and the sub-band and acquiring, according to a mapping relationship between the identifier of the preset sub-band and the initial value of the pseudo-random sequence, the initial value of the pseudo-random sequence corresponding to the identifier of the determined sub-band, and according to the determined
  • the pseudo-random sequence initial value and the mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence determine a pseudo-random sequence, and determine each time unit included in the time-domain mode according to the pseudo-random sequence.
  • the processor 1100 when determining the sub-band, is configured to read the program in the memory 1120 and perform the following process:
  • One or more sub-bands are determined according to configuration information of the network side device.
  • the processor 1100 when determining the time domain mode, is configured to read a program in the memory 1120 and perform the following process:
  • the configuration information of the receiving network side device determines the time domain mode.
  • the processor 1100 when determining the subband and the time domain mode, is configured to read the program in the memory 1120 and perform the following process:
  • the configuration information of the receiving network side device determines the subband time domain mode combination.
  • the time unit corresponding to each time domain mode is included in a time domain resource of a fixed length of time
  • the time unit corresponding to each time domain mode is included in a time domain resource of variable length of time.
  • the identifier of each time unit included in the time domain mode in the set of time domain modes associated with the subband is determined by a pseudo random sequence, and the pseudo random sequence is mapped according to a preset mapping relationship by an initial value of the pseudo random sequence. After getting it.
  • the initial value of the pseudo random sequence is any one or any combination of the identifier of the subband, the identifier of the terminal, the identifier of the receiving end, and the corresponding index value of the time domain mode in the set of the time domain mode. determine.
  • the control information is further used to indicate the determined time domain mode indication information, where the time domain mode indication information is used for unique Determine a time domain mode.
  • the time domain mode indication information includes but is not limited to:
  • Determining the time domain mode corresponding to the index value in the belonging time domain mode set, the initial value of the pseudo random sequence, the parameter forming the initial value of the pseudo random sequence, and the initial value of the pseudo random sequence in the initial set of the pseudo random sequence Any one or any combination of the index values.
  • the processor 1100 is configured to read the program in the memory 1120 and perform the following process:
  • a signal is received by the transceiver over the determined sub-bands in accordance with the determined time unit indicated by the time domain mode.
  • control information includes at least an identifier of the sub-band.
  • the processor 1100 when determining the subband and the time domain mode according to the control information sent by the transmitting end, is configured to read the program in the memory 1120, and perform the following process:
  • control information is further used to indicate time domain mode indication information, where the time domain mode indication information is used to uniquely determine a time domain mode;
  • the processor 1100 When determining the time domain mode according to the control information sent by the transmitting end, the processor 1100 is configured to read the program in the memory 1120 and perform the following process:
  • the time domain mode indication information is an index value corresponding to the time domain mode in the time domain mode set
  • the correspondence between the preset time domain mode indication information and the time domain mode is determined from the identifier of the subband. Obtaining a time domain mode corresponding to the time domain mode indication information in the associated time domain mode set of the subband;
  • time domain mode indication information is a pseudo random sequence initial value parameter
  • determining the time domain mode indication according to a mapping relationship between a preset pseudo random sequence initial value and a pseudo random sequence initial value parameter and an identifier of the subband An initial value of the pseudo-random sequence corresponding to the information, determining a pseudo-random sequence according to the determined initial value of the pseudo-random sequence and a mapping relationship between the initial value of the preset pseudo-random sequence and the pseudo-random sequence, according to the pseudo-random sequence Determining each time unit included in the time domain mode;
  • time domain mode indication information is a pseudo random sequence initial value parameter, determining a pseudo random corresponding to the time domain mode indication information according to a mapping relationship between a preset pseudo random sequence initial value and a pseudo random sequence initial value parameter An initial value of the sequence, according to the determined initial value of the pseudo-random sequence and an initial value of the preset pseudo-random sequence and a pseudo-random sequence The mapping relationship between the two determines a pseudo-random sequence, and determines each time unit included in the time domain mode according to the pseudo-random sequence.
  • the pseudo-random sequence initial value parameter includes, but is not limited to, an initial value of the pseudo-random sequence, a parameter forming an initial value of the pseudo-random sequence, and an index value corresponding to the initial value of the pseudo-random sequence in the initial set of the pseudo-random sequence. Any one or any combination.
  • the terminal sends a signal on the determined subband according to the time unit indicated by the determined time domain mode, and the determined time domain mode belongs to the determined time domain mode set associated with the subband.
  • the time domain resource conflict caused by different time zones corresponding to the same time domain mode is avoided, and the in-band leakage interference during the signal transmission process of the terminal is effectively reduced.
  • embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware. Moreover, the invention can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) including computer usable program code.
  • computer-usable storage media including but not limited to disk storage, CD-ROM, optical storage, etc.
  • the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
  • the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
  • These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
  • the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
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Abstract

L'invention concerne un procédé et un terminal de transmission de signal, qui servent à réduire le brouillage de fuite dans la bande au cours du processus de transmission de signal exécuté par le terminal. Le procédé comprend : la détermination, par un terminal, d'une sous-bande et d'un mode de domaine temporel, le mode de domaine temporel déterminé appartenant à un ensemble de modes de domaines temporels associés à la sous-bande déterminée, et chaque mode de domaine temporel correspondant à un ensemble d'unités de temps où le terminal réalise la transmission de signal ; l'envoi, par le terminal, d'informations de commande à une extrémité de réception, et l'envoi d'un signal sur la sous-bande déterminée, en fonction de l'unité de temps indiquée par le mode de domaine temporel déterminé, les informations de commande servant au moins à indiquer l'identificateur de la sous-bande déterminée.
PCT/CN2015/078463 2014-05-08 2015-05-07 Procédé et terminal de transmission de signal WO2015169240A1 (fr)

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