WO2018127237A1 - 一种信息传输方法及装置 - Google Patents
一种信息传输方法及装置 Download PDFInfo
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- WO2018127237A1 WO2018127237A1 PCT/CN2018/076285 CN2018076285W WO2018127237A1 WO 2018127237 A1 WO2018127237 A1 WO 2018127237A1 CN 2018076285 W CN2018076285 W CN 2018076285W WO 2018127237 A1 WO2018127237 A1 WO 2018127237A1
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- uplink
- shared channel
- area
- time domain
- uplink shared
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0067—Rate matching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
- H04L1/0013—Rate matching, e.g. puncturing or repetition of code symbols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
- H04L1/1816—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of the same, encoded, message
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/02—Selection of wireless resources by user or terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/535—Allocation or scheduling criteria for wireless resources based on resource usage policies
Definitions
- the present invention relates to the field of communications technologies, and in particular, to an information transmission method and apparatus.
- the new wireless communication system can support multiple service types coexisting, such as Ultra-Reliable and Low-Latency Communication (URLLC) services, Enhanced Mobile Broadband (eMBB) services, and oversized connections.
- URLLC Ultra-Reliable and Low-Latency Communication
- eMBB Enhanced Mobile Broadband
- mMTC Massive Machine Type Communication
- TDD Time Division Duplex
- each 10ms radio frame is composed of two 5ms half frames, and each half frame contains five subframes of 1 ms length.
- the subframes in a radio frame can be classified into three types: downlink subframes, uplink subframes, and special subframes.
- Each special subframe is protected by DwPTS (Downlink Pilot Time Slot) and GP (Guard Period). Interval) and UpPTS (Uplink Pilot Time Slot) are composed of three parts.
- Each field includes at least one downlink subframe and at least one uplink subframe, and at most one special subframe.
- the uplink and downlink resource allocation is implemented by the definition of the TDD frame structure. Therefore, only one TDD frame structure can be configured for one LTE cell, and only fixed uplink and downlink resources are allocated, and broadcasted through the cell. The system information is notified, so the uplink and downlink resources are fixed.
- a GP is required between the uplink resource and the downlink resource to avoid interference between uplink and downlink in the same cell, and to implement downlink to uplink switching.
- the GP exists only in the special subframe in each of the above TDD uplink and downlink configurations, and the length of the GP depends on the special subframe configuration, and a special subframe configuration corresponds to the lengths of the DwPTS, UpPTS, and GP in the special subframe. Division.
- the configuration of the special subframe is also notified by the system information broadcasted in the cell in one cell, so the configuration of the special subframe is also fixed.
- the embodiment of the invention provides an information transmission method and device for supporting information transmission of different service types and flexible and variable traffic.
- the first aspect provides a method for transmitting information, including: receiving, by a terminal, indication information sent by a network device, where the indication information is used by the terminal to determine an uplink area in a time unit in which an uplink shared channel is transmitted; The uplink area is sent by the uplink area.
- the sending, by the terminal, the uplink shared channel in the uplink area includes: when the terminal is based on a time domain size of the uplink area or a preset area of the uplink area for transmitting data
- the domain size is used to send the uplink shared channel in the uplink area; or the terminal sends the uplink shared channel in the uplink area according to a first preset time domain size.
- the sending, by the terminal, the uplink shared channel in the uplink area according to the time domain size of the uplink area or the time domain size of the preset area for transmitting data in the uplink area including:
- the terminal performs coding/rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the uplink area, and maps the encoded/rate matched data information to the uplink area for transmission coding; or ,
- the terminal performs coding/rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the preset area, and maps the encoded/rate matched data information to the preset area. Send; or,
- the terminal performs coding/rate matching on the data information transmitted by the uplink shared channel according to the second preset time domain size, and repeats the data information after the encoding/rate matching according to the time domain size of the uplink area. Or truncating and mapping to the uplink area for transmission; or,
- the terminal performs coding/rate matching on the data information transmitted by the uplink shared channel according to the second preset time domain size, and performs data encoding/rate matching data information according to the time domain size of the preset area. After being repeated or truncated, it is mapped to the preset area for transmission.
- the terminal sends the uplink shared channel in the uplink area according to the first preset time domain size, including:
- the terminal performs coding/rate matching on the data information transmitted by the uplink shared channel according to the first preset time domain size
- the terminal maps the data information after the encoding/rate matching Transmitting to the time domain resource corresponding to the first preset time domain size in the uplink area or the preset area;
- the terminal When the first preset time domain size exceeds the time domain size of the uplink area, the terminal truncates the encoded/rate matched data information according to the time domain size of the uplink area, and Transmitting the truncated data information to the uplink area for transmission or the terminal abandoning the transmission of the uplink shared channel, or when the first preset time domain size exceeds the time domain of the preset area
- the data is truncated according to the time domain size of the preset area, and the truncated data information is mapped into the preset area for transmission or the The terminal abandons the transmission of the uplink shared channel.
- the receiving, by the terminal, the indication information sent by the network device includes: receiving, by the terminal, in a time unit in which the uplink shared channel is transmitted or in a time unit before a time unit in which the uplink shared channel is transmitted Indicate the indication information.
- the indication information indicates a time domain size and/or a time domain location of an uplink area in a time unit in which the uplink shared channel transmission is located; or the indication information indicates a time when the uplink shared channel is transmitted.
- the uplink resource includes a size and/or a location of the uplink area, and the GP resource includes a size and/or a location of the GP; or the uplink and downlink resource division is specifically: a time unit in which the uplink shared channel is transmitted.
- the uplink and downlink structure type, the uplink and downlink structure type is at least one of full uplink, full downlink, and both uplink and downlink structure types.
- the structure type including the uplink and the downlink includes an uplink-based or downlink-based structure type.
- the method further includes: when the terminal does not receive the indication information, or the indication information fails to be received, the terminal does not perform uplink transmission in the time unit, or the terminal is in the Transmitting, in the time unit, the uplink shared channel according to the size and/or location of the pre-agreed or configured time domain resource; or
- the terminal determines, according to the indication information, that the time unit in which the uplink shared channel is transmitted is a full downlink, the terminal discards the current transmission.
- the sending, by the terminal, the uplink shared channel in the uplink area including: when the terminal determines, according to the indication information, that a time unit in which the uplink shared channel is transmitted includes a downlink area and an uplink area, and When the time unit after the time unit in which the uplink shared channel is transmitted is a full uplink, the terminal is respectively in a time unit in which the uplink shared channel is transmitted and a time unit in which the uplink shared channel is transmitted according to a pre-agreed or configuration.
- the uplink shared channel is independently transmitted in the time unit, or an uplink shared channel is transmitted in a time unit in which the uplink shared channel transmission is located and a time unit in which the uplink shared channel is transmitted.
- the indication information is carried in the high layer signaling, or is carried in the broadcast channel, or is carried in the downlink control channel; and/or the indication information is specific to the terminal, or is the terminal. Share with other terminals.
- the uplink shared channel is one or more of the following: an unscheduled uplink shared channel, a semi-persistent uplink shared channel, and a physical hybrid automatic repeat indication channel (PHICH) triggering a retransmitted uplink shared channel.
- PHICH physical hybrid automatic repeat indication channel
- the time unit is defined as a unit that includes D1 subframes, or D2 slots, or D3 mini-slots, or D4 symbols, where D1, D2, D3, and D4 are greater than or equal to 1. Integer.
- another information transmission method includes: the network device sending indication information to the terminal, where the indication information is used by the terminal to determine an uplink area in a time unit in which an uplink shared channel transmission is located; The network device receives the uplink shared channel sent by the terminal in the uplink area.
- the receiving, by the network device, the uplink shared channel that is sent by the terminal in the uplink area where the network device is configured to transmit data according to a time domain size of the uplink area or The time domain of the preset area is received by the uplink shared channel in the uplink area; or the network device receives the uplink shared channel in the uplink area according to a first preset time domain size.
- the network device receives the uplink shared channel in the uplink area according to a time domain size of the uplink area or a time domain size of a preset area used for transmitting data in the uplink area, including :
- the network device performs channel decoding/de-rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the uplink area;
- the network device performs coding/rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the preset area;
- the repeated partial information in the data information transmitted by the uplink shared channel is merged or the truncated partial information is complemented, and according to the second preset
- the time domain size is used for channel decoding/de-rate matching on the combined data information or the complemented data information.
- the receiving, by the network device, the uplink shared channel in the uplink area according to the first preset time domain size including:
- the network device When the first preset time domain size does not exceed the time domain size of the uplink area or does not exceed the time domain size of the preset area, the network device is from the uplink area or the preset area. Receiving the uplink shared channel on the time domain resource corresponding to the first preset time domain size, and performing data information transmission on the uplink shared channel according to the first preset time domain size Channel decoding/de-rate matching;
- the network device When the first preset time domain size exceeds the time domain size of the uplink area or exceeds the time domain size of the preset area, the network device is occupied by the uplink area or the preset area. Receiving the uplink shared channel on all the symbols, and supplementing the data information transmitted by the uplink shared channel, and performing channel decoding on the complemented data information according to the first preset time domain size. Rate resolution.
- the sending by the network device, the indication information to the terminal, where the network device is in the time unit before the time unit in which the uplink shared channel transmission is located or the time unit in which the uplink shared channel is transmitted
- the terminal sends the indication information.
- the indication information indicates a time domain size and/or a time domain location of an uplink area in a time unit in which the uplink shared channel transmission is located; or the indication information indicates a time when the uplink shared channel is transmitted.
- the uplink resource includes a size and/or a location of the uplink area, the GP resource includes a size and/or a location of the guard interval GP, or the uplink and downlink resource division is specifically: a time when the uplink shared channel is transmitted.
- the structure type including the uplink and the downlink further includes an uplink-based or downlink-based structure type.
- the method further includes: when the network device does not send the indication information, or the indication information fails to be sent, the network device does not receive the uplink transmission in the time unit, or the network device is in the Receiving, in the time unit, the uplink shared channel according to the size and/or location of the pre-agreed or configured time domain resource; or
- the network device When the time unit in which the uplink shared channel is transmitted is all downlink, the network device does not receive the uplink transmission.
- the sending, by the terminal, the uplink shared channel in the uplink area, after: the time unit in which the uplink shared channel transmission is located includes a downlink area and an uplink area, and after the time unit in which the uplink shared channel is transmitted
- the network device receives the independent transmission in the time unit in which the uplink shared channel transmission is located and the time unit after the time unit in which the uplink shared channel is transmitted, according to a pre-agreed or configuration. Uplinking the shared channel, or receiving an uplink shared channel in a time unit in which the uplink shared channel is transmitted and in a time unit after the time unit in which the uplink shared channel is transmitted.
- the indication information is carried in the high layer signaling, or is carried in the broadcast channel, or is carried in the downlink control channel; and/or the indication information is specific to the terminal, or is the terminal. Share with other terminals.
- the uplink shared channel is one or more of the following: an unscheduled uplink shared channel, a semi-persistently scheduled uplink shared channel, and a PHICH triggering a retransmitted uplink shared channel.
- the time unit is defined as a unit that includes D1 subframes, or D2 slots, or D3 mini-slots, or D4 symbols, where D1, D2, D3, and D4 are greater than or equal to 1. Integer.
- a third aspect provides a terminal, where the terminal includes: a receiving unit and a sending unit; the receiving unit is configured to receive indication information sent by the network device, where the indication information is used by the terminal to determine an uplink shared channel transmission The uplink area in the time unit; the sending unit, configured to send the uplink shared channel in the uplink area.
- the sending unit is configured to: send the uplink in the uplink area according to a time domain size of the uplink area or a time domain size of a preset area for transmitting data in the uplink area. Sharing the channel; or transmitting the uplink shared channel in the uplink area according to a first preset time domain size.
- the sending unit sends the uplink shared channel in the uplink area according to a time domain size of the uplink area or a time domain size of a preset area used for transmitting data in the uplink area, where for:
- the sending unit performs coding/rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the uplink area, and maps the encoded/rate matched data information to the uplink area for transmission; or ,
- the sending unit performs encoding/rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the preset area, and maps the encoded/rate matched data information to the preset area. Send; or,
- the sending unit performs encoding/rate matching on the data information transmitted by the uplink shared channel according to the second preset time domain size, and performs data encoding/rate matching data information according to the time domain size of the uplink area. After being repeated or truncated, mapping to the uplink area for transmission; or
- the terminal performs coding/rate matching on the data information transmitted by the uplink shared channel according to the second preset time domain size, and performs data encoding/rate matching data information according to the time domain size of the preset area. After being repeated or truncated, it is mapped to the preset area for transmission.
- the sending unit sends the uplink shared channel in the uplink area according to a first preset time domain size, specifically:
- the sending unit performs coding/rate matching on the data information transmitted by the uplink shared channel according to the first preset time domain size
- the sending unit compares the encoding/rate matching data information And transmitting to the time domain resource corresponding to the first preset time domain size in the uplink area or the preset area;
- the sending unit truncates the coded/rate matched data information according to the time domain size of the uplink area, Mapping the truncated data information to the uplink area for transmission or the terminal abandoning the transmission of the uplink shared channel, or when the first preset time domain size exceeds the time domain of the preset area
- the data unit truncates the encoded/rate matched data information according to the time domain size of the preset area, and maps the truncated data information to the preset area for transmission or The terminal abandons the transmission of the uplink shared channel.
- the receiving unit receives the indication information sent by the network device, where the receiving unit is in a time unit in which the uplink shared channel is transmitted or in a time unit before the time unit in which the uplink shared channel is transmitted. Receiving the indication information.
- the indication information indicates a time domain size and/or a time domain location of an uplink area in a time unit in which the uplink shared channel transmission is located; or the indication information indicates a time when the uplink shared channel is transmitted.
- the uplink resource includes a size and/or a location of the uplink area, and the GP resource includes a size and/or a location of the GP; or the uplink and downlink resource division is specifically: a time unit in which the uplink shared channel is transmitted.
- the uplink and downlink structure type, the uplink and downlink structure type is at least one of full uplink, full downlink, and both uplink and downlink structure types.
- the structure type including the uplink and the downlink includes an uplink-based or downlink-based structure type.
- the method further includes: when the receiving unit does not receive the indication information, or the indication information fails to be received, the sending unit does not perform uplink transmission in the time unit, or the sending Transmitting, by the unit, the uplink shared channel according to a size and/or a location of a pre-defined or configured time domain resource in the time unit; or
- the sending unit discards the current transmission.
- the sending, by the terminal, the uplink shared channel in the uplink area includes: when the receiving unit determines, according to the indication information, that a time unit in which the uplink shared channel is transmitted includes a downlink area and an uplink area, and When the time unit after the time unit in which the uplink shared channel is transmitted is a full uplink, the sending unit is respectively in the time unit in which the uplink shared channel is transmitted and the time in which the uplink shared channel is transmitted according to a pre-agreed or configuration.
- the uplink shared channel is independently transmitted in the time unit after the unit, or one uplink shared channel is transmitted in a time unit in which the uplink shared channel transmission is located and a time unit in which the uplink shared channel is transmitted.
- the indication information is carried in the high layer signaling, or is carried in the broadcast channel, or is carried in the downlink control channel; and/or the indication information is specific to the terminal, or is the terminal. Share with other terminals.
- the uplink shared channel is one or more of the following: an unscheduled uplink shared channel, a semi-persistently scheduled uplink shared channel, and a PHICH triggering a retransmitted uplink shared channel.
- the time unit is defined as a unit that includes D1 subframes, or D2 slots, or D3 mini-slots, or D4 symbols, where D1, D2, D3, and D4 are greater than or equal to 1. Integer.
- the fourth aspect provides a network device, where the network device includes: a sending unit and a receiving unit; the sending unit is configured to send indication information to the terminal, where the indication information is used by the terminal to determine an uplink shared channel transmission The uplink area in the time unit; the receiving unit, configured to receive, in the uplink area, the uplink shared channel that is sent by the terminal.
- the receiving unit receives, in the uplink area, an uplink shared channel that is sent by the terminal, where the receiving unit is configured to transmit data according to a time domain size of the uplink area or the uplink area.
- the time domain of the preset area is received by the uplink shared channel in the uplink area; or the receiving unit receives the uplink shared channel in the uplink area according to a first preset time domain size.
- the receiving unit is configured to receive the uplink shared channel in the uplink area according to a time domain size of the uplink area or a time domain size of a preset area used for transmitting data in the uplink area, where Specifically:
- the receiving unit performs channel decoding/de-rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the uplink area;
- the receiving unit performs coding/rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the preset area;
- the receiving unit determines the terminal to encode according to the second preset time domain size and the time domain size of the uplink area, or according to the second preset time domain size and the time domain size of the preset area.
- the repeated partial information in the data information transmitted by the uplink shared channel is merged or the truncated partial information is complemented, and according to the second preset
- the time domain size is used for channel decoding/de-rate matching on the combined data information or the complemented data information.
- the receiving unit receives the uplink shared channel in the uplink area according to a first preset time domain size, specifically:
- the receiving unit is configured from the uplink area or the preset area. Receiving the uplink shared channel on the time domain resource corresponding to the first preset time domain size, and performing data information transmission on the uplink shared channel according to the first preset time domain size Channel decoding/de-rate matching;
- the receiving unit When the first preset time domain size exceeds the time domain size of the uplink area or exceeds the time domain size of the preset area, the receiving unit is occupied by the uplink area or the preset area. Receiving the uplink shared channel on all the symbols, and supplementing the data information transmitted by the uplink shared channel, and performing channel decoding on the complemented data information according to the first preset time domain size. Rate resolution.
- the sending unit sends the indication information to the terminal, where the receiving unit is in the time unit before the time unit in which the uplink shared channel is transmitted or the time unit in which the uplink shared channel is transmitted.
- the terminal sends the indication information.
- the indication information indicates a time domain size and/or a time domain location of an uplink area in a time unit in which the uplink shared channel transmission is located; or the indication information indicates a time when the uplink shared channel is transmitted.
- the uplink resource includes a size and/or a location of the uplink area, and the GP resource includes a size and/or a location of the GP; or the uplink and downlink resource division is specifically: a time unit in which the uplink shared channel is transmitted.
- the uplink and downlink structure type, the uplink and downlink structure type is at least one of full uplink, full downlink, and both uplink and downlink structure types.
- the structure type including the uplink and the downlink further includes an uplink-based or downlink-based structure type.
- the method further includes: when the sending unit does not send the indication information, or the indication information fails to be sent, the receiving does not receive an uplink transmission in the time unit, or the receiving unit is in the Receiving, in the time unit, the uplink shared channel according to the size and/or location of the pre-agreed or configured time domain resource; or
- the receiving unit When the time unit in which the uplink shared channel is transmitted is all downlink, the receiving unit does not receive the uplink transmission.
- the receiving unit receives the independent transmission in the time unit after the time unit in which the uplink shared channel is transmitted and the time unit in which the uplink shared channel is transmitted, according to a pre-arrangement or configuration. Uplinking the shared channel, or receiving an uplink shared channel in a time unit in which the uplink shared channel is transmitted and in a time unit after the time unit in which the uplink shared channel is transmitted.
- the indication information is carried in the high layer signaling, or carried in the broadcast channel, or carried in the downlink control channel; and/or,
- the indication information is exclusive to the terminal, or is shared by the terminal with other terminals.
- the uplink shared channel is one or more of the following: an unscheduled uplink shared channel, a semi-persistently scheduled uplink shared channel, and a PHICH triggering a retransmitted uplink shared channel.
- the time unit is defined as a unit that includes D1 subframes, or D2 slots, or D3 mini-slots, or D4 symbols, where D1, D2, D3, and D4 are greater than or equal to 1. Integer.
- an apparatus comprising: a processor, a transceiver, and a memory; the transceiver for receiving and transmitting data under control of the processor, the processor for reading The program in the memory performs the method of any of the above first aspects.
- an apparatus comprising: a processor, a transceiver, and a memory; the transceiver for receiving and transmitting data under control of the processor, the processor for reading The program in the memory performs the method of any of the above second aspects.
- a seventh aspect a computer storage medium storing computer executable instructions for causing the computer to perform the method of any of the above first aspects .
- a computer storage medium storing computer executable instructions for causing the computer to perform the method of any of the above second aspects .
- the terminal receives the indication information sent by the network device, where the indication information is used by the terminal to determine an uplink area in a time unit in which the uplink shared channel is transmitted; and the terminal sends an uplink in the uplink area.
- the shared channel thus, the terminal receives the indication information sent by the network device, and determines the transmission resource of the uplink shared channel according to the indication information, so that the correct transmission of the uplink shared channel can be ensured.
- FIG. 1 is a schematic structural diagram of a system applicable to an embodiment of the present invention
- FIG. 2 is a schematic flowchart of an information transmission method according to Embodiment 1 of the present invention.
- FIG. 3 is a schematic flowchart of an information transmission method according to Embodiment 2 of the present invention.
- FIG. 4a is a schematic diagram of a time unit according to Embodiment 3 of the present invention.
- 4b is another schematic diagram of a time unit according to Embodiment 3 of the present invention.
- FIG. 5 is a schematic structural diagram of a terminal according to an embodiment of the present disclosure.
- FIG. 6 is a schematic structural diagram of a network device according to an embodiment of the present disclosure.
- FIG. 7 is a schematic structural diagram of a device according to an embodiment of the present invention.
- FIG. 8 is a schematic structural diagram of a device according to another embodiment of the present invention.
- FIG. 1a is a schematic diagram of a system architecture applicable to an embodiment of the present invention.
- the system architecture includes a network device 101, one or more terminals, such as the first terminal 1021, the second terminal 1022, and the third terminal 1023 shown in FIG. 1a.
- the network device 101 can perform information transmission with the first terminal 1021, the second terminal 1022, and the third terminal 1023 via the network.
- the network device may be a base station (BS).
- a base station device also referred to as a base station, is a device deployed in a wireless access network to provide wireless communication functionality.
- a device providing a base station function in a 2G network includes a base transceiver station (BTS) and a base station controller (BSC), and the device providing the base station function in the 3G network includes a Node B (NodeB) and the wireless device.
- BTS base transceiver station
- BSC base station controller
- NodeB Node B
- a radio network controller which provides a base station function in a 4G network, includes an evolved NodeB (eNB), and a device that provides a base station function in a 5G network, including a new radio node B (New Radio NodeB) , gNB), Centralized Unit (CU), Distributed Unit (Distributed Unit) and a new wireless controller.
- eNB evolved NodeB
- gNB new radio node B
- CU Centralized Unit
- Distributed Unit Distributed Unit
- AP Access Point
- the terminal can be a device that provides voice and/or data connectivity to the user, including wired terminals and wireless terminals.
- the wireless terminal can be a handheld device with wireless connectivity, or other processing device connected to a wireless modem, and a mobile terminal that communicates with one or more core networks via a wireless access network.
- the wireless terminal can be a mobile phone, a computer, a tablet, a personal digital assistant (PDA), a mobile internet device (MID), a wearable device, and an e-book reader. Wait.
- the wireless terminal can also be a portable, pocket, handheld, computer built-in or in-vehicle mobile device.
- the wireless terminal can be part of a mobile station, an access point, or a user equipment (UE).
- UE user equipment
- Communication systems applicable to the above system architecture include, but are not limited to, Time Division Duplexing-Long Term Evolution (TDD LTE), Long Term Evolution-Advanced (LTE-advanced), and future evolution.
- TDD LTE Time Division Duplexing-Long Term Evolution
- LTE-advanced Long Term Evolution-Advanced
- future evolution Various wireless communication systems (for example, 5G systems).
- the new service types are defined in the 5G system: the URLLC service, the eMBB service, and the mMTC service, and the traffic of the same service also changes.
- a transmission structure such as a full downlink time slot, a full uplink time slot, a partial downlink, and a partial uplink time slot may be considered, and the embodiment of the present invention is based on this idea.
- a method of transmitting information in a variable slot structure is based on this idea.
- FIG. 2 is a schematic flow chart corresponding to an information transmission method according to an embodiment of the present invention. As shown in FIG. 2, based on the perspective of the terminal, the method includes the following steps:
- Step 201 The terminal receives the indication information sent by the network device, where the indication information is used by the terminal to determine an uplink area in a time unit in which the uplink shared channel is transmitted.
- Step 202 The terminal sends an uplink shared channel in the uplink area.
- the terminal receives the indication information sent by the network device, and determines the transmission resource of the uplink shared channel according to the indication information, so that the correct transmission of the uplink shared channel can be ensured.
- the uplink shared channel in the embodiment of the present invention may be an uplink shared channel without corresponding scheduling signaling, and specifically includes one or more of the following: an unscheduled uplink shared channel; a semi-persistently scheduled uplink shared channel; and a physical hybrid automatic weight
- the Physical Hybrid ARQ Indicator Channel (PHICH) triggers the retransmitted uplink shared channel.
- the uplink-free scheduling transmission means that the uplink transmission of the terminal does not require network-side dynamic and explicit scheduling signaling for scheduling, and multiple terminals can share the same time domain and/or frequency domain resources; in this case, the time domain can be specified or not specified.
- the transmission period or the time domain transmission time if not specified, when the terminal has uplink data to be transmitted, it can autonomously select in any time unit including the uplink area, in the time domain and/or frequency domain configured for the terminal. Uplink transmission on the resource.
- the time unit is defined as D1 subframes, or D2 slots, or D3 mini-slots, or D4 symbols, where D1, D2, D3, D4 are integers greater than or equal to 1.
- the terminal may receive the indication information in a time unit in which the uplink shared channel transmission is located or in a time unit before the time unit in which the uplink shared channel transmission is located. That is, the network device may send the indication information at a specific time-frequency position in the time unit in which the uplink shared channel transmission is located, or the network device may also perform the specific time-frequency in the time unit before the time unit in which the uplink shared channel is transmitted. The location sends an indication.
- the indication information may be high layer signaling, or carried in a broadcast channel, or carried in a downlink control channel.
- the downlink control channel may be a downlink control channel using an uplink DCI format or a downlink control channel using a downlink DCI format or a downlink control channel using a DCI format dedicated to carrying indication information.
- the indication information is specific to the terminal or shared by the terminal.
- the indication information may indicate a time domain size and/or a time domain location of an uplink region in a time unit in which the uplink shared channel transmission is located.
- the indication information may also indicate uplink and downlink resource division of a time unit in which the uplink shared channel transmission is located.
- the uplink and downlink resources are specifically configured as: at least two of the downlink resource, the uplink resource, and the protection interval GP resource, where the downlink resource includes a size and/or a location of the downlink area, and the uplink resource includes an uplink.
- the size and/or location of the area, the GP resource includes a size and/or a location of the GP; or the uplink and downlink resource division is specifically: an uplink and downlink structure type of a time unit in which the uplink shared channel is transmitted,
- the uplink and downlink structure types are at least one of full uplink, full downlink, and both uplink and downlink structure types.
- the full uplink means that all the symbols in the time unit are uplink; the full downlink means that all symbols in the time unit are downlink; and the uplink and the downlink include the time unit. Some symbols are up, some symbols are down, and the remaining symbols are GP.
- the structure type including the uplink and the downlink may be further divided into a structure in which the uplink is dominant (that is, most of the symbols in the time unit are uplink) or the downlink is dominant (that is, most of the symbols in the time unit are downlink). Types of.
- the indication information indicates that the time unit is one of full uplink or full downlink or both uplink and downlink structure types; wherein multiple structure types including uplink and downlink may be pre-defined or configured.
- Each structure type corresponds to different uplink and downlink allocation ratios (that is, includes different uplink and downlink symbol numbers), or can dynamically adjust the uplink and downlink allocation ratios for the structure types including both uplink and downlink (for example, according to neighboring interference,
- the TA demand dynamically determines the GP size to dynamically adjust the size of the upstream and/or downstream regions.
- the indication information indicates that the time unit is one of a plurality of pre-defined or configured types of structures including uplink and downlink; wherein the plurality of predefined or configured ones include uplinks and Each structure type in the downlink structure type corresponds to different uplink and downlink allocation ratios (ie, including different uplink and downlink symbol numbers).
- the indication information indicates that the time unit is one of a full-up or full-down or uplink-based or downlink-based structure type; wherein, multiple uplinks may be defined or configured in advance and/or Or the downlink-based structure type, each of which corresponds to a different uplink and downlink allocation ratio (that is, includes different uplink and downlink symbol numbers).
- the terminal determines, according to the indication information, that the time unit in which the uplink shared channel is transmitted is a full downlink, the terminal discards the current transmission. For example, for a semi-persistent scheduling (SPS) uplink shared channel, according to the pre-configured transmission period, when the time unit for transmitting the SPS uplink shared channel determined according to the period is full downlink, the SPS uplink is not transmitted at this time. For example, for PHICH-triggered uplink shared channel retransmission, when the time unit in which the PHICH triggered uplink shared channel transmission is determined to be full downlink according to the PHICH and the corresponding uplink shared channel retransmission timing definition, the transmission is not transmitted. The uplink shared channel triggered by the PHICH.
- SPS semi-persistent scheduling
- the terminal When the terminal does not detect the indication information for determining the uplink region of the time unit in which the uplink shared channel transmission is located, or fails to detect the indication information (eg, the CRC check fails), the terminal is in the No uplink transmission is performed in the time unit, or the terminal transmits the uplink shared channel according to the size and/or location of the pre-agreed or configured time domain resource in the time unit (this is equivalent to the default time unit always included in the time unit) For the uplink area, if the time unit is full downlink, it is not applicable).
- the size of the pre-agreed or configured time domain resource may be expressed as A symbols, or B mini-slots; the pre-agreed or configured time domain location may be represented as the last A symbol or B in a time unit a mini-slot; for example, the pre-agreed or configured time domain resource is the last 2 symbols in a time unit, or the last 1 mini-slot.
- the terminal determines, according to the indication information, that the time unit in which the uplink shared channel is transmitted is a full downlink, the terminal discards the current transmission.
- the terminal determines, according to the indication information, that the time unit in which the uplink shared channel transmission is located includes a downlink area and an uplink area, and the time unit after the time unit in which the uplink shared channel is transmitted is a full uplink
- the terminal is configured according to the terminal. Pre-agreed or configured to independently transmit an uplink shared channel in a time unit in which the uplink shared channel transmission is located and a time unit in which the uplink shared channel is transmitted (ie, one uplink shared channel does not span two times) Unit transmission, transmitted only in one time unit), or transmitting an uplink shared channel (ie, an uplink) in a time unit in which the uplink shared channel transmission is located and a time unit in which the uplink shared channel is transmitted.
- the shared channel is transmitted across two time units).
- the time unit in which the uplink shared channel transmission is located may be one time unit or a plurality of consecutive time units; if there are multiple, the uplink area is all uplink areas in the multiple time units; Before this, the terminal receives the indication information, and determines an uplink area in a time unit in which the uplink shared channel is transmitted according to the indication information.
- the terminal when the terminal determines, according to the indication information, that the ith time unit includes a downlink area and an uplink area, and the i+1th time unit is a full uplink, the terminal may be in the ith time unit according to a pre-arrangement or configuration. Transmitting two uplink shared channels in the i+1th time unit (ie, one uplink shared channel does not transmit across two time units, and transmits only in one time unit), and may also use the ith time unit and the i+1th The uplink resources in the time unit are combined to transmit one uplink shared channel (ie, one uplink shared channel is transmitted across two time units).
- the preset area for transmitting data in the uplink area may be a pre-agreed or configured area for transmitting data in the uplink area.
- the terminal performs coding/rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the uplink area, and the data information after the encoding/rate matching is performed. Mapping to the uplink area for transmission coding; or, the terminal performs coding/rate matching on data information transmitted by the uplink shared channel according to a time domain size of the preset area, and matches the coding/rate The subsequent data information is mapped to the preset area for transmission.
- the terminal performs coding/rate matching for the uplink shared channel transmission according to all symbols in the uplink area or all symbols in the area for transmitting data pre-agreed or configured in the uplink area. (regardless of initial or retransmission).
- the meanings of the symbols include, but are not limited to, Orthogonal Frequency Division Multiplexing (OFDM) symbols, Sparse Code Multiplexing Access (SCMA) symbols, and filtered orthogonal frequency division. Filtered Orthogonal Frequency Division Multiplexing (F-OFDM) symbol, Non-Orthogonal Multiple Access (NOMA) symbol, SC-FDMA (Single-carrier Frequency-Division Multiple Access) a multiple access) symbol, a CP-OFDM (Cyclic Prefix-Orthogonal Frequency Division Modulation) symbol, a PDMA (Pattern Division Multiple Access, or a Polarization Division Multiple Access) symbol, which may be determined according to actual conditions. I will not repeat them here.
- OFDM Orthogonal Frequency Division Multiplexing
- SCMA Sparse Code Multiplexing Access
- filtered orthogonal frequency division Filtered Orthogonal Frequency Division Multiplexing
- NOMA Non-Orthogonal Multiple Access
- SC-FDMA Single-car
- the terminal performs coding/rate matching on the data information transmitted by the uplink shared channel according to the second preset time domain size, and the encoded/rate matched data information is according to the uplink.
- the time domain size of the area is repeated or truncated, and then mapped to the uplink area for transmission, or the data information after the encoding/rate matching is repeated or truncated according to the time domain size of the preset area, and mapped to the Send on the preset area.
- the same data (for example, a transport block) is initially transmitted on one uplink shared channel, and retransmission (retransmission caused by an initial transmission error) or repeated transmission is performed on another uplink shared channel (in order to improve reception performance).
- the terminal only needs to be according to the second preset time domain size (where the second preset time domain size may be the size of the pre-agreed or configured time domain resource) Performing coding/rate matching, and each time the uplink shared channel transmission, according to the time domain size of the uplink region in the time unit in which the uplink shared channel transmission is located (or pre-agreed or configured in the uplink region)
- the time domain size of the area in which the data is transmitted ).
- the second preset time domain size may be represented by A1 symbols, or B1 mini-slots, where A1 and B1 are integers greater than or equal to 1.
- the terminal always assumes that the encoding/rate matching is performed according to the time domain resource of 4 symbols, and the uplink area in the time unit in which the transport block is transmitted through the uplink shared channel for the first time and the uplink shared channel is transmitted is When 6 symbols are used, the terminal may repeat the coding/rate matching result, and the mapping is transmitted on 6 symbols; when the transmission block is transmitted through the uplink shared channel for the second time and the uplink shared channel is transmitted in the time unit When the uplink area is 2 symbols, the terminal can truncate the result after encoding/rate matching, and the mapping is transmitted on 2 symbols.
- the terminal transmits the uplink shared channel in an uplink area in a time unit in which the uplink shared channel transmission without corresponding scheduling signaling is located according to the first preset time domain size.
- the first preset time domain size may be a pre-agreed or configured time domain resource size, and the first preset time domain size may be represented by A2 symbols or B2 mini-slots, where A2 and B2 are An integer greater than or equal to 1.
- the pre-agreed or configured time domain resource size (the first preset time domain size) may be 2 symbols, or 1 mini-slot.
- the terminal always performs encoding/rate matching on the data carried on the uplink shared channel according to the size of the pre-agreed or configured time domain resource.
- the size of the pre-agreed or configured time domain resource does not exceed the time domain size of the uplink area or does not exceed the time domain size of the area for transmitting data pre-agreed or configured in the uplink area, Transmitting, by the terminal, the result of the encoding/rate matching to a preset time domain location in an area of the uplink area or the uplink area that is pre-agreed or configured for transmitting data, where the preset time domain location is The size of the pre-agreed or configured time domain resource in the area for transmitting data pre-agreed or configured in the uplink area or the uplink area.
- the preset time domain location may be a time domain in which the first symbol in the uplink area or the uplink area that is pre-appointed or configured for transmitting data begins to meet the pre-agreed or configuration.
- An area of the size of the resource, or an area of the area in which the pre-agreed or configured time domain resource satisfies the latter part of the area in the uplink area or the uplink area that is pre-agreed or configured for transmission of data of course It can also be discontinuous in the time domain.
- the preset time domain location may be a plurality of the pre-agreed or configured time domain resources included in an area for transmitting data pre-arranged or configured in the uplink area or the uplink area.
- One of the time-domain resources of the size (that is, the area in the uplink area or the uplink area that is pre-agreed or configured for transmitting data includes a plurality of the preset time-domain locations, and the terminal can independently select In which time domain location is transmitted).
- the terminal When the size of the pre-agreed or configured time domain resource exceeds a time domain size of the uplink area or exceeds a time domain size of a pre-agreed or configured area for transmitting data in the uplink area, the terminal will The result of the encoding/rate matching is truncated according to the time domain size of the uplink area, and is mapped to all symbols in the uplink area or in the area of the uplink area that is pre-arranged or configured for transmitting data. Transmission, or the terminal directly abandons this transmission.
- the uplink shared channel transmission is transmitted according to a fixed number of symbols, even if the uplink areas included in different time units may be different, for the bearer in the uplink.
- Multiple transmissions of the same original information on the shared channel eg, retransmission, or repeated transmission, no re-encoding/rate matching is required for each transmission.
- FIG. 3 exemplarily shows a schematic flowchart of an information transmission method according to another embodiment of the present invention. As shown in FIG. 3, based on the perspective of the network device, the method includes the following steps:
- Step 301 The network device sends indication information to the terminal, where the indication information is used by the terminal to determine an uplink area where the uplink shared channel transmission is located.
- Step 302 The network device receives the uplink shared channel sent by the terminal in the uplink area.
- the network device sends the indication information to the terminal, so that the terminal determines the transmission resource of the uplink shared channel according to the indication information, and transmits the uplink shared channel on the transmission resource of the uplink shared channel, so that the network device can correctly receive the uplink. Shared channel.
- the method in the embodiment shown in FIG. 3 corresponds to the method in the embodiment shown in FIG. 2, and the difference is that the implementation process of the terminal is specifically described in the embodiment shown in FIG. 2, and FIG. 3
- the implementation process of the network device is specifically described in the illustrated embodiment. Therefore, in the embodiment shown in FIG. 3, the implementation process of the network device will be described. For other related content, refer to the embodiment shown in FIG. 2 above. The introduction in the article will not be repeated here.
- the network device may send the indication information to the terminal in a time unit before the time unit in which the uplink shared channel transmission is located or before the time unit in which the uplink shared channel is transmitted.
- the indication information may indicate a time domain size and/or a time domain location of an uplink region in a time unit in which the uplink shared channel transmission is located.
- the indication information may also indicate uplink and downlink resource division of a time unit in which the uplink shared channel transmission is located.
- the uplink and downlink resources are specifically configured as: at least two of the downlink resource, the uplink resource, and the protection interval GP resource, where the downlink resource includes a size and/or a location of the downlink area, and the uplink resource includes an uplink.
- the size and/or location of the area, the GP resource includes a size and/or a location of the GP; or the uplink and downlink resource division is specifically: an uplink and downlink structure type of a time unit in which the uplink shared channel is transmitted,
- the uplink and downlink structure types are at least one of full uplink, full downlink, and both uplink and downlink structure types.
- the structure type including the uplink and the downlink further includes an uplink-based or downlink-based structure type.
- the indication information is carried in the high layer signaling, or is carried in the broadcast channel, or is carried in the downlink control channel; and/or the indication information is exclusive to the terminal, or is shared by the terminal with other terminals. .
- the network device does not send the indication information or the indication information fails to be sent, the network device does not receive the uplink transmission in the time unit, or the network device is pre-agreed or configured in the time unit.
- the uplink shared channel is received by the size and/or location of the domain resource.
- the network device When the time unit in which the uplink shared channel is transmitted is all downlink, the network device does not receive the uplink transmission.
- the network device When the time unit in which the uplink shared channel transmission is located includes the downlink area and the uplink area, and the time unit after the time unit in which the uplink shared channel is transmitted is a full uplink, the network device is respectively in accordance with a pre-arrangement or configuration. Receiving, by the time unit in which the uplink shared channel is transmitted, and the time unit after the time unit in which the uplink shared channel is transmitted, receiving the independently shared uplink shared channel, or the time unit in which the uplink shared channel is transmitted and the uplink An uplink shared channel is received in a time unit subsequent to the time unit in which the shared channel transmission is located.
- Method 1 Corresponding to the method executed by the terminal in the embodiment shown in FIG. 2
- the network device performs channel decoding on the data information transmitted by the uplink shared channel according to the time domain size of the uplink area or the time domain size of the preset area. / Solution rate matching.
- the network device performs channel decoding/solution for the uplink shared channel transmission according to all symbols in the uplink area or all symbols in a pre-agreed or configured area for transmitting data in the uplink area.
- Rate matching (regardless of initial or retransmission).
- the network device is configured according to a second preset time domain size and a time domain size of the uplink area, or according to the second preset time domain size and the preset area.
- the time domain size is determined, after the terminal repeats or truncates the data information after the encoding/rate matching, the partial information repeated in the data information transmitted by the uplink shared channel is merged or the truncated partial information is complemented. And performing channel decoding/de-rate matching on the combined data information or the complemented data information according to the second preset time domain size.
- the network device only needs to perform decoding/de-rate matching on the transport block according to a pre-agreed or configured time domain resource size, and according to the uplink shared channel when receiving each uplink shared channel transmission
- the time domain size of the uplink region in the time unit in which the transmission is located (or the time domain size of the pre-agreed or configured region for transmitting data in the uplink region) and the pre-agreed or configured time domain resource size, Determining, by the terminal, the information after the encoding/rate matching is repeated or truncated to match the time domain size of the uplink area (or the time domain size of the pre-agreed or configured area for transmitting data in the uplink area)
- the network device may transmit on the uplink shared channel according to a repetitive process of terminal repetition or
- the partial information repeated in the information received on the time domain size of the uplink area in the time unit (or the time domain size of the pre-agreed or configured area for transmitting data in the uplink area) is merged, and The truncated portion is complemented, and the combined data information or the complemented data information is subjected to channel decoding/de-rate matching.
- the network device always receives the uplink shared channel in an uplink region in a time unit in which the uplink shared channel transmission without corresponding scheduling signaling is located according to the size of the pre-agreed or configured time domain resource.
- the network device always performs decoding/de-rate matching on the data carried on the uplink shared channel according to the size of the pre-agreed or configured time domain resource.
- the size of the pre-agreed or configured time domain resource does not exceed the time domain size of the uplink area or does not exceed the time domain size of the area for transmitting data pre-agreed or configured in the uplink area
- the preset time domain location is a size of the pre-agreed or configured time domain resource in the uplink area or the area in the uplink area that is pre-agreed or configured for transmitting data.
- the preset time domain location may be a time domain in which the first symbol in the uplink area or the uplink area that is pre-appointed or configured for transmitting data begins to meet the pre-agreed or configuration.
- An area of the size of the resource, or an area of the area in which the pre-agreed or configured time domain resource satisfies the latter part of the area in the uplink area or the uplink area that is pre-agreed or configured for transmission of data of course It can also be discontinuous in the time domain.
- the preset time domain location may be a plurality of the pre-agreed or configured time domain resources included in an area for transmitting data pre-arranged or configured in the uplink area or the uplink area.
- One of the time-domain resources of the size (that is, the area in the uplink area or the uplink area that is pre-agreed or configured for transmitting data includes a plurality of the preset time-domain locations, and the terminal can independently select In which time domain location is transmitted, the network device needs to blindly check whether there is uplink shared channel transmission in each time domain location).
- the network device Determining, by the terminal, that the result of the coding/rate matching is truncated according to the time domain size of the uplink area, where the network device pre-arranges or configures in the uplink area or the uplink area for transmitting data. Obtaining the encoded information on all the symbols in the region, and complementing the encoded information to obtain the encoded information after the complement is equal to the length of the encoded information that has not been truncated, and the encoded information is complemented.
- the post information is decoded/de-rate matched, or the network device determines that the terminal has abandoned the transmission without any reception.
- the time domain size in the embodiment of the present invention refers to a symbol or a mini-slot or a slot or a number of subframes, for example, the time domain size is A symbols, or B mini- Slot or C slots or D sub-frames, where mini-slot is defined as a time unit containing X symbols, and X, A, B, C, and D are integers greater than or equal to 1; The index or number of the included symbol or mini-slot or slot or sub-frame.
- a slot as a time unit as an example, suppose a slot contains 7 symbols (OFDM or SC-FDMA symbols); of course, other lengths of time unit definition are not excluded; assuming a specific time-frequency position in the current time unit
- the sent indication information is used to indicate the uplink and downlink area division in the current time unit (of course, only the uplink area may be indicated), as shown in FIG. 4a; and the indication information sent by the specific time-frequency position in the current time unit is used to indicate the next one.
- the division of the uplink and downlink areas in the time unit (of course, it is also possible to indicate only the uplink area), as shown in FIG. 4b.
- the following is based on the perspective of network devices.
- the network device determines the downlink area and the uplink area size that are divided into the time unit i, and sends indication information on the specific time-frequency resource in the time unit i that sends the indication information, for notifying the uplink and downlink area division of the time unit i,
- One of the downlink area size, the uplink area size, and the GP size in the time unit i may be notified, or one of a plurality of pre-defined uplink and downlink structure types may be notified.
- the PUSCH is sent to the blind-checking terminal on the time domain and/or the frequency domain resource configured for the terminal; wherein the grant-free terminal can only configure the frequency domain resource, then the time domain
- the resource considers that all the uplink areas can be transmitted by the Physical Uplink Shared Channel (PUSCH), or the time domain resources can be configured at the same time.
- the time domain resources can include the configuration that only the part-time units can perform grant-free transmission. It is also possible that the grant-free transmission may be performed in each time unit, and the time domain resource may further include sending the PUSCH according to a pre-agreed or configured fixed-size time domain resource in a time unit that can perform grant-free transmission, that is, method two.
- the UL area in the time unit i+1 contains 4 symbols, that is, when defining a mini-slot containing 2 symbols, at this time, one UL area contains 2 minis.
- -slot if a PUSCH transmission is fixed to occupy 2 symbols, that is, a mini-slot transmission, there are two time domain locations in the UL area that can transmit PUSCH, grant-free
- the terminal may select one of the transmission PUSCHs when uplink transmission is required, such as PUSCH2 in FIG. 4a or PUSCH4 in FIG. 4b, and the network device needs the first two symbols in the UL area, that is, the first mini-slot and the latter.
- the two symbols that is, the second mini-slot, respectively, blindly check the PUSCH; of course, if the fixed time-domain resource size of the PUSCH transmission is not configured or agreed to for the grant-free terminal, the method 1 is to occupy all the symbols in the UL area.
- Transmission such as PUSCH1 and PUSCH3 in Figure 4a, PUSCH1, PUSCH2, PUSCH3 in Figure 4b, the network device blindly checks the PUSCH according to all symbols in the corresponding UL region.
- the method 1 receives the SPS. PUSCH.
- the PUSCH sent by the terminal is received in the UL region in the corresponding time unit according to the timing relationship between the PHICH and the retransmission PUSCH (may be the method 1 on all symbols in the uplink region in the time unit) Received, or pre-configured or agreed upon at a fixed symbol location).
- the pre-agreed or The configuration determines that the PUSCH is respectively transmitted in the uplink area in each time unit, that is, one PUSCH does not transmit across two time units, for example, PUSCH1 and PUSCH3 in FIG. 4b, and the uplink areas in the two time units may also be combined and transmitted.
- a PUSCH, that is, one PUSCH can be transmitted across two time units, for example, PUSCH2 in FIG. 4b; the terminal and the network device agree on a certain transmission mechanism for this situation to ensure that both sides understand each other.
- the following is based on the perspective of the terminal.
- Detecting the indication information on the specific time-frequency resource in the time unit for transmitting the indication information, and determining the uplink and downlink area division of the corresponding time unit, and the specific notification manner is consistent with the network device agreement, and may be listed on the network device side. Any way.
- the PUSCH may be sent on the time-frequency domain resource configured for the terminal.
- the grant-free terminal may only configure the frequency domain resource.
- the domain resource considers that all uplink areas can be PUSCH-transmitted, and can also configure time-domain resources.
- the time-domain resources can include configurations that can be sent only in some time units, or in each time unit.
- the granting of the grant-free, the time domain resource may also include sending the PUSCH according to a pre-agreed or configured fixed-size time domain resource in a time unit that can perform grant-free transmission, that is, method 2, in this case, for example, FIG. 4a or FIG.
- the UL area in the time unit i+1 contains 4 symbols, that is, when a mini-slot is defined to contain 2 symbols, one UL area contains 2 mini-slots at this time, if a PUSCH transmission is fixed.
- two symbols that is, one mini-slot transmission
- two time domain locations in the UL area can transmit PUSCH, and the grant-free terminal can perform uplink transmission.
- Select one of the transport PUSCHs such as PUSCH2 in FIG. 4a or PUSCH4 in FIG.
- the time domain resource may also be indicated, It is equivalent to the pre-configured fixed-size time domain resource transmission in the time unit determined by the SPS period, that is, the method 2; of course, if the time domain resource size of each transmission is not indicated or agreed, it is the method 1) sending the SPS PUSCH.
- the PUSCH is transmitted in the UL region in the corresponding time unit according to the timing relationship between the PHICH and the retransmission PUSCH (may be the method 1 receiving on all symbols in the uplink region in the time unit, or Received at a pre-configured or agreed fixed symbol position).
- Whether the foregoing PUSCH can be transmitted in multiple time units across the domain may be pre-agreed with the network device or determined by configuration signaling, and the specific transmission mechanism is the same as the description on the network device side.
- time unit indicates the uplink and downlink resource division of the multiple time units, similarly, it is included in the present invention, and details are not described herein again.
- the embodiment of the present invention further provides a terminal and a network device, and the specific content of the terminal and the network device may be implemented by referring to the foregoing method, and details are not described herein again.
- FIG. 5 is a schematic structural diagram of a terminal according to an embodiment of the present invention, where the terminal includes: a sending unit 501 and a receiving unit 502.
- the receiving unit 502 is configured to receive the indication information that is sent by the network device, where the indication information is used by the terminal to determine an uplink area in a time unit in which the uplink shared channel is transmitted, and the sending unit 501 is configured to be used in the uplink.
- the area transmits the uplink shared channel.
- the sending unit 501 is specifically configured to: send, according to a time domain size of the uplink area or a time domain size of a preset area for transmitting data in the uplink area, in the uplink area.
- Upstream shared channel or transmitting the uplink shared channel in the uplink area according to a first preset time domain size.
- the sending unit 501 sends the uplink shared channel in the uplink area according to a time domain size of the uplink area or a time domain size of a preset area used for transmitting data in the uplink area, where Specifically:
- the sending unit 501 performs coding/rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the uplink area, and maps the encoded/rate matched data information to the uplink area for transmission; or,
- the sending unit 501 performs encoding/rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the preset area, and maps the encoded/rate matched data information to the preset area. Send on; or,
- the sending unit 501 performs encoding/rate matching on the data information transmitted by the uplink shared channel according to the second preset time domain size, and compares the data information after the encoding/rate matching according to the time domain of the uplink area. After repeating or truncating, it is mapped to the uplink area for transmission.
- the sending unit 501 may further perform encoding/rate matching on the data information transmitted by the uplink shared channel according to the second preset time domain size, and the data information after the encoding/rate matching is according to the preset area.
- the time domain size is repeated or truncated and then mapped to the preset area for transmission.
- the sending unit 501 sends the uplink shared channel in the uplink area according to a first preset time domain size, specifically:
- the sending unit 501 performs coding/rate matching on the data information transmitted by the uplink shared channel according to the first preset time domain size
- the sending unit 501 compares the encoding/rate matching data. Sending information to the time domain resource corresponding to the first preset time domain size in the uplink area or the preset area;
- the sending unit 501 truncates the encoded/rate matched data information according to the time domain size of the uplink area. Mapping the truncated data information to the uplink area for transmission or the terminal abandoning the sending of the uplink shared channel, or when the first preset time domain size exceeds the preset area.
- the sending unit 501 truncates the encoded/rate-matched data information according to the time domain size of the preset area, and maps the truncated data information into the preset area. Transmitting or the terminal abandoning the transmission of the uplink shared channel.
- the receiving unit 502 receives the indication information sent by the network device, where the receiving unit 502 is in a time unit in which the uplink shared channel transmission is located or before a time unit in which the uplink shared channel is transmitted.
- the indication information is received in the unit.
- the indication information indicates a time domain size and/or a time domain location of an uplink area in a time unit in which the uplink shared channel transmission is located; or the indication information indicates a time when the uplink shared channel is transmitted.
- the uplink resource includes at least two contents of the size and/or location of the uplink area, and the GP resource includes a size and/or a location of the GP; or the uplink and downlink resource division is specifically: the uplink shared channel
- the uplink and downlink structure type of the time unit in which the transmission is performed, and the uplink and downlink structure type is at least one of full uplink, full downlink, and both uplink and downlink structure types.
- the structure type including the uplink and the downlink includes an uplink-based or downlink-based structure type.
- the sending unit 501 does not perform uplink transmission in the time unit, or the sending unit 501 is in the Transmitting, in the time unit, the uplink shared channel according to the size and/or location of the pre-agreed or configured time domain resource; or
- the sending unit 501 discards the current transmission
- the sending unit 501 independently transmits the uplink shared channel in the time unit in which the uplink shared channel transmission is located and the time unit after the time unit in which the uplink shared channel is transmitted, according to a pre-agreed or configuration, or in the uplink An uplink shared channel is transmitted in a time unit in which the shared channel is transmitted and in a time unit after the time unit in which the uplink shared channel is transmitted.
- the indication information is carried in the high layer signaling, or is carried in the broadcast channel, or is carried in the downlink control channel; and/or the indication information is specific to the terminal, or is the terminal. Share with other terminals.
- the uplink shared channel is one or more of the following: an unscheduled uplink shared channel, a semi-persistently scheduled uplink shared channel, and a PHICH triggering a retransmitted uplink shared channel.
- the time unit is defined as a unit that includes D1 subframes, or D2 slots, or D3 mini-slots, or D4 symbols, where D1, D2, D3, and D4 are greater than or equal to 1. Integer.
- FIG. 6 is a schematic structural diagram of a network device, where the network device includes: a sending unit 601 and a receiving unit 602.
- the sending unit 601 is configured to send, to the terminal, indication information, where the indication information is used by the terminal to determine an uplink area in a time unit in which an uplink shared channel transmission is located, and the receiving unit 602 is configured to be in the uplink area. Receiving the uplink shared channel sent by the terminal.
- the receiving unit 602 receives the uplink shared channel that is sent by the terminal in the uplink area, where the receiving unit 602 is used according to the time domain size of the uplink area or the uplink area. And receiving, by the receiving unit 602, the uplink shared channel in the uplink area according to the first preset time domain size. channel.
- the receiving unit 602 is configured to receive the uplink shared channel in the uplink area according to a time domain size of the uplink area or a time domain size of a preset area used for transmitting data in the uplink area. ,Specifically:
- the receiving unit 602 performs channel decoding/de-rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the uplink area; or
- the receiving unit 602 performs coding/rate matching on the data information transmitted by the uplink shared channel according to the time domain size of the preset area; or
- the receiving unit 602 determines the terminal pair according to the second preset time domain size and the time domain size of the uplink area, or according to the second preset time domain size and the time domain size of the preset area. After the encoding/rate matching data information is repeated or truncated, the repeated partial information in the data information transmitted by the uplink shared channel is merged or the truncated partial information is complemented, and according to the second pre- The time domain size is set to perform channel decoding/de-rate matching on the combined data information or the complemented data information.
- the receiving unit 602 receives the uplink shared channel in the uplink area according to the first preset time domain size, specifically:
- the receiving unit 602 selects the uplink area or the preset Receiving, by the time domain resource corresponding to the first preset time domain size in the area, the uplink shared channel, and transmitting data information of the uplink shared channel according to the first preset time domain size Perform channel decoding/de-rate matching;
- the receiving unit 602 is configured by using the uplink area or the preset area. After receiving the uplink shared channel on all the occupied symbols, and supplementing the data information transmitted by the uplink shared channel, performing channel decoding on the complemented data information according to the first preset time domain size / Solution rate matching.
- the sending unit 601 sends the indication information to the terminal, where the receiving unit 602 is in a time unit before the time unit in which the uplink shared channel is transmitted or the time unit in which the uplink shared channel is transmitted. Sending the indication information to the terminal.
- the indication information indicates a time domain size and/or a time domain location of an uplink area in a time unit in which the uplink shared channel transmission is located; or the indication information indicates a time when the uplink shared channel is transmitted.
- the uplink resource includes a size and/or a location of the uplink area, and the GP resource includes a size and/or a location of the GP; or the uplink and downlink resource division is specifically: a time unit in which the uplink shared channel is transmitted.
- the uplink and downlink structure type, the uplink and downlink structure type is at least one of full uplink, full downlink, and both uplink and downlink structure types.
- the structure type including the uplink and the downlink further includes an uplink-based or downlink-based structure type.
- the sending unit 601 does not send the indication information or the indication information fails to be sent
- the receiving does not receive the uplink transmission in the time unit, or the receiving unit 602 follows the time unit. Receiving, by the size and/or location of the pre-agreed or configured time domain resource, the uplink shared channel; or
- the receiving unit 602 does not receive the uplink transmission
- the receiving unit 602 is respectively configured according to a pre-arrangement or configuration. Receiving an independently transmitted uplink shared channel in a time unit in which the uplink shared channel is transmitted and a time unit after the time unit in which the uplink shared channel is transmitted, or a time unit in which the uplink shared channel is transmitted and the An uplink shared channel is received in a time unit after the time unit in which the uplink shared channel transmission is located.
- the indication information is carried in the high layer signaling, or is carried in the broadcast channel, or is carried in the downlink control channel; and/or the indication information is specific to the terminal, or is the terminal. Share with other terminals.
- the uplink shared channel is one or more of the following: an unscheduled uplink shared channel, a semi-persistently scheduled uplink shared channel, and a PHICH triggering a retransmitted uplink shared channel.
- the time unit is defined as a unit that includes D1 subframes, or D2 slots, or D3 mini-slots, or D4 symbols, where D1, D2, D3, and D4 are greater than or equal to 1. Integer.
- the embodiment of the present invention further provides a device that can implement the function of the terminal side in the foregoing embodiment.
- the apparatus can include a transceiver 710, and at least one processor 700 coupled to the transceiver, wherein:
- the processor 700 is configured to read a program in the memory 720, and perform the following process: receiving, by the transceiver 710, indication information sent by the network device, where the indication information is used by the terminal to determine an uplink in a time unit where the uplink shared channel transmission is located. And transmitting, by the transceiver 710, the uplink shared channel in the uplink area.
- the transceiver 710 is configured to receive and transmit data under the control of the processor 700.
- the bus architecture may include any number of interconnected buses and bridges, specifically linked by one or more processors represented by processor 700 and various circuits of memory represented by memory 720.
- the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
- Bus interface 730 provides an interface.
- Transceiver 710 can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
- the processor 700 is responsible for managing the bus architecture and general processing, and also provides various functions including timing, peripheral interfaces, voltage regulation, power management, and other control functions.
- the memory 720 can store data used by the processor 700 when performing operations.
- the processor 700 can be a CPU, an ASIC, an FPGA, or a CPLD.
- the processor 700 reads the program in the memory 720, and performs the method in the embodiment shown in FIG. 2 .
- the processor 700 reads the program in the memory 720, and performs the method in the embodiment shown in FIG. 2 .
- the processor 700 reads the program in the memory 720, and performs the method in the embodiment shown in FIG. 2 .
- the processor 700 reads the program in the memory 720, and performs the method in the embodiment shown in FIG. 2 .
- the processor 700 reads the program in the memory 720, and performs the method in the embodiment shown in FIG. 2 .
- the embodiment of the present invention further provides a device, which can implement the function on the network device side in the foregoing embodiment.
- the apparatus can include a transceiver 810, and at least one processor 800 coupled to the transceiver, wherein:
- the processor 800 is configured to read a program in the memory 820, and execute the following process: sending, by the transceiver 810, indication information to the terminal, where the indication information is used by the terminal to determine an uplink area in a time unit in which the uplink shared channel transmission is located; And receiving, by the transceiver 810, the uplink shared channel sent by the terminal in the uplink area.
- the transceiver 810 is configured to receive and transmit data under the control of the processor 800.
- the bus architecture can include any number of interconnected buses and bridges, specifically linked by one or more processors represented by processor 800 and various circuits of memory represented by memory 820.
- the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
- Bus interface 830 provides an interface.
- Transceiver 810 can be a plurality of components, including a transmitter and a transceiver, providing means for communicating with various other devices on a transmission medium.
- the processor 800 is responsible for managing the bus architecture and general processing, as well as providing various functions including timing, peripheral interfaces, voltage regulation, power management, and other control functions.
- Memory 820 can store data used by processor 800 in performing operations.
- the processor 800 can be a CPU, an ASIC, an FPGA, or a CPLD.
- the processor 800 reads the program in the memory 820 and executes the method in the embodiment shown in FIG. 3 .
- the processor 800 reads the program in the memory 820 and executes the method in the embodiment shown in FIG. 3 .
- the processor 800 reads the program in the memory 820 and executes the method in the embodiment shown in FIG. 3 .
- the processor 800 reads the program in the memory 820 and executes the method in the embodiment shown in FIG. 3 .
- the embodiment of the present invention further provides a computer readable storage medium storing computer executable instructions for causing the computer to perform the function of the terminal side in the above embodiment.
- the embodiment of the present invention further provides a computer readable storage medium storing computer executable instructions for causing the computer to perform the function of the network device side in the above embodiment. .
- the terminal receives the indication information sent by the network device, where the indication information is used by the terminal to determine an uplink area in a time unit in which the uplink shared channel is transmitted;
- the uplink shared channel is sent in the uplink area. Therefore, the terminal receives the indication information sent by the network device, and determines the transmission resource of the uplink shared channel according to the indication information, so that the correct transmission of the uplink shared channel can be ensured.
- embodiments of the present invention can be provided as a method, or a computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware. Moreover, the invention can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) including computer usable program code.
- a computer 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.
- the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
- the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
- These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
- the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.
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Abstract
本发明实施例公开了一种信息传输方法及装置,该方法包括:终端接收网络设备发送的指示信息,所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述终端在所述上行区域发送上行共享信道;由此可知,终端接收网络设备发送的指示信息,并根据指示信息确定上行共享信道的传输资源,从而能够保证上行共享信道的正确传输。
Description
本申请要求在2017年1月6日提交中国专利局、申请号为201710011445.3、发明名称为“一种信息传输方法及装置”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
本发明涉及通信技术领域,尤其涉及一种信息传输方法及装置。
随着移动通信业务需求的发展变化,ITU(International Telecommunication Union,国际电信联盟)和3GPP等组织都开始研究新的无线通信系统,例如5G系统。新的无线通信系统可以支持多种业务类型并存,例如超高可靠低时延通信(Ultra-Reliable and Low-Latency Communication,URLLC)业务、增强移动宽带(Enhanced Mobile Broadband,eMBB)业务、超大连接的机器通信(Massive Machine Type Communication,mMTC)业务等;而且同一种业务的业务量也会发生变化。
现有长期演进(Long Term Evolution,LTE)系统中针对时分双工(Time Division Duplex,TDD)定义了7种TDD UL/DL(uplink/downlink,上行/下行)配置,如表1所示。
表1:UL/DL配置
LTE TDD系统中,每个10ms无线帧由两个5ms半帧构成,每个半帧中包含5个1ms长度的子帧。一个无线帧中的子帧可分为三类:下行子帧、上行子帧和特殊子帧,每个特 殊子帧由DwPTS(Downlink Pilot Time Slot,下行传输时隙)、GP(Guard Period,保护间隔)和UpPTS(Uplink Pilot Time Slot,上行传输时隙)三部分构成。每个半帧中包含至少1个下行子帧和至少1个上行子帧,以及至多1个特殊子帧。
在LTE系统中,上下行资源划分是通过上述TDD帧结构的定义实现的,因此一个LTE小区,只能配置一种TDD帧结构,则只支持固定的上下行资源划分,并通过小区中广播的系统信息通知,因此上下行资源划分固定不变。
此外,LTE系统中,上行资源和下行资源之间需要GP来避免同一个小区中上行和下行之间的干扰、以及实现下行到上行的切换。GP仅在上述每个TDD上下行配置中的特殊子帧中存在,GP的长度取决于特殊子帧配置,一种特殊子帧配置就对应了在特殊子帧中的DwPTS、UpPTS和GP的长度划分。特殊子帧的配置在一个小区中也是通过小区中广播的系统信息通知的,因此是特殊子帧的配置也是固定不变的。
综上,目前亟需一种信息传输方法,用于支持不同的业务类型以及灵活多变的业务量的信息传输。
发明内容
本发明实施例提供一种信息传输方法及装置,用于支持不同的业务类型以及灵活多变的业务量的信息传输。
第一方面,提供一种信息传输方法,包括:终端接收网络设备发送的指示信息,所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述终端在所述上行区域发送所述上行共享信道。
可选地,所述终端在所述上行区域发送所述上行共享信道,包括:所述终端根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域发送所述上行共享信道;或者,所述终端根据第一预设的时域大小,在所述上行区域发送所述上行共享信道。
可选地,所述终端根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域发送所述上行共享信道,包括:
所述终端根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将编码/速率匹配后的数据信息映射到所述上行区域上进行发送编码;或者,
所述终端根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将所述编码/速率匹配后的数据信息映射到所述预设区域上进行发送;或者,
所述终端根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/ 速率匹配,并将编码/速率匹配后的数据信息根据所述上行区域的时域大小进行重复或者截短后映射到所述上行区域上进行发送;或者,
所述终端根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,并将编码/速率匹配后的数据信息根据所述预设区域的时域大小进行重复或者截短后映射到所述预设区域上进行发送。
可选地,所述终端根据第一预设的时域大小,在所述上行区域发送所述上行共享信道,包括:
所述终端根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;
当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,所述终端将所述编码/速率匹配后的数据信息映射到所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上进行发送;
当所述第一预设的时域大小超过所述上行区域的时域大小时,所述终端将所述编码/速率匹配后的数据信息根据所述上行区域的时域大小进行截短,将截短后的数据信息映射到所述上行区域中进行发送或所述终端放弃所述上行共享信道的发送,或当所述第一预设的时域大小超过所述预设区域的时域大小时,所述终端将所述编码/速率匹配后的数据信息根据所述预设区域的时域大小进行截短,将截短后的数据信息映射到所述预设区域中进行发送或所述终端放弃所述上行共享信道的发送。
可选地,所述终端接收网络设备发送的指示信息,包括:所述终端在所述上行共享信道传输所在的时间单元中或所述上行共享信道传输所在的时间单元之前的时间单元中接收所述指示信息。
可选地,所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者,所述指示信息指示所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
可选地,所述同时包含上行以及下行的结构类型包括上行为主或下行为主的结构类型。
可选地,所述方法还包括:当所述终端没有接收到所述指示信息或所述指示信息接收 失败时,所述终端在所述时间单元中不进行上行传输,或者所述终端在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置传输所述上行共享信道;或者,
当所述终端根据所述指示信息确定所述上行共享信道传输所在的时间单元为全下行时,所述终端放弃本次传输。
可选地,所述终端在所述上行区域发送所述上行共享信道,包括:当所述终端根据所述指示信息确定所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所述终端根据预先约定或配置,分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中独立的传输上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中传输一个上行共享信道。
可选地,所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
可选地,所述上行共享信道为以下一种或多种:免调度的上行共享信道,半持续调度的上行共享信道,物理混合自动重传指示信道(PHICH)触发重传的上行共享信道。
可选地,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
第二方面,提供另一种信息传输方法,所述方法包括:网络设备向终端发送指示信息,所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述网络设备在所述上行区域接收所述终端发送的所述上行共享信道。
可选地,所述网络设备在所述上行区域接收所述终端发送的上行共享信道,包括:所述网络设备根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域接收所述上行共享信道;或者,所述网络设备根据第一预设的时域大小,在所述上行区域接收所述上行共享信道。
可选地,所述网络设备根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域接收所述上行共享信道,包括:
所述网络设备根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;或者,
所述网络设备根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;或者,
所述网络设备根据第二预设的时域大小以及所述上行区域的时域大小,或根据所述第 二预设的时域大小以及所述预设区域的时域大小,确定终端对编码/速率匹配后的数据信息进行重复或者截短后,将所述上行共享信道传输的数据信息中重复的部分信息进行合并或者将截短的部分信息进行补位,并根据所述第二预设的时域大小,对合并后的数据信息或补位后的数据信息进行信道译码/解速率匹配。
可选地,所述网络设备根据第一预设的时域大小,在所述上行区域接收所述上行共享信道,包括:
当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,所述网络设备从所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上接收所述上行共享信道,并根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;
当所述第一预设的时域大小超过所述上行区域的时域大小或超过所述预设区域的时域大小时,所述网络设备从所述上行区域或所述预设区域所占用的所有符号上接收所述上行共享信道,将所述上行共享信道传输的数据信息进行补位后,根据所述第一预设的时域大小,对补位后的数据信息进行信道译码/解速率匹配。
可选地,所述网络设备向终端发送指示信息,包括:所述网络设备在所述上行共享信道传输所在的时间单元或所述上行共享信道传输所在的时间单元之前的时间单元中向所述终端发送所述指示信息。
可选地,所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者,所述指示信息指示所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括保护间隔GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
可选地,所述同时包含上行以及下行的结构类型进一步包括上行为主或下行为主的结构类型。
可选地,所述方法还包括:当所述网络设备没有发送指示信息或所述指示信息发送失败时,所述网络设备在所述时间单元中不接收上行传输,或者所述网络设备在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置接收所述上行共享信道;或者,
当所述上行共享信道传输所在的时间单元为全下行时,所述网络设备不接收上行传输。
可选地,所述终端在所述上行区域发送所述上行共享信道,包括:当所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所述网络设备根据预先约定或配置,分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收独立传输的上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收一个上行共享信道。
可选地,所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
可选地,所述上行共享信道为以下一种或多种:免调度的上行共享信道,半持续调度的上行共享信道,PHICH触发重传的上行共享信道。
可选地,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
第三方面,提供一种终端,所述终端包括:接收单元和发送单元;所述接收单元,用于接收网络设备发送的指示信息;所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述发送单元,用于在所述上行区域发送所述上行共享信道。
可选地,所述发送单元具体用于:根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域发送所述上行共享信道;或者,根据第一预设的时域大小,在所述上行区域发送所述上行共享信道。
可选地,所述发送单元根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域发送所述上行共享信道,具体为:
所述发送单元根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将编码/速率匹配后的数据信息映射到所述上行区域上进行发送;或者,
所述发送单元根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将所述编码/速率匹配后的数据信息映射到所述预设区域上进行发送;或者,
所述发送单元根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,并将编码/速率匹配后的数据信息根据所述上行区域的时域大小进行重复或者截短后映射到所述上行区域上进行发送;或者
所述终端根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,并将编码/速率匹配后的数据信息根据所述预设区域的时域大小进行重复或者截短后映射到所述预设区域上进行发送。
可选地,所述发送单元根据第一预设的时域大小,在所述上行区域发送所述上行共享信道,具体为:
所述发送单元根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;
当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,所述发送单元将所述编码/速率匹配后的数据信息映射到所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上进行发送;
当所述第一预设的时域大小超过所述上行区域的时域大小时,所述发送单元将所述编码/速率匹配后的数据信息根据所述上行区域的时域大小进行截短,将截短后的数据信息映射到所述上行区域中进行发送或所述终端放弃所述上行共享信道的发送,或当所述第一预设的时域大小超过所述预设区域的时域大小时,所述发送单元将所述编码/速率匹配后的数据信息根据所述预设区域的时域大小进行截短,将截短后的数据信息映射到所述预设区域中进行发送或所述终端放弃所述上行共享信道的发送。
可选地,所述接收单元接收网络设备发送的指示信息,包括:所述接收单元在所述上行共享信道传输所在的时间单元中或所述上行共享信道传输所在的时间单元之前的时间单元中接收所述指示信息。
可选地,所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者,所述指示信息指示所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
可选地,所述同时包含上行以及下行的结构类型包括上行为主或下行为主的结构类型。
可选地,所述方法还包括:当所述接收单元没有接收到所述指示信息或所述指示信息接收失败时,所述发送单元在所述时间单元中不进行上行传输,或者所述发送单元在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置传输所述上行共享信道;或者,
当所述接收单元根据所述指示信息确定所述上行共享信道传输所在的时间单元为全下行时,所述发送单元放弃本次传输。
可选地,所述终端在所述上行区域发送所述上行共享信道,包括:当所述接收单元根据所述指示信息确定所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所述发送单元根据预先约定或配置,分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中独立的传输上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中传输一个上行共享信道。
可选地,所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
可选地,所述上行共享信道为以下一种或多种:免调度的上行共享信道,半持续调度的上行共享信道,PHICH触发重传的上行共享信道。
可选地,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
第四方面,提供一种网络设备,所述网络设备包括:发送单元和接收单元;所述发送单元,用于向终端发送指示信息;所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述接收单元,用于在所述上行区域接收所述终端发送的所述上行共享信道。
可选地,所述接收单元在所述上行区域接收所述终端发送的上行共享信道,具体为:所述接收单元根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域接收所述上行共享信道;或者,所述接收单元根据第一预设的时域大小,在所述上行区域接收所述上行共享信道。
可选地,所述接收单元备根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域接收所述上行共享信道,具体为:
所述接收单元根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;或者,
所述接收单元根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;或者,
所述接收单元根据第二预设的时域大小以及所述上行区域的时域大小,或根据所述第二预设的时域大小以及所述预设区域的时域大小,确定终端对编码/速率匹配后的数据信息进行重复或者截短后,将所述上行共享信道传输的数据信息中重复的部分信息进行合并或者将截短的部分信息进行补位,并根据所述第二预设的时域大小,对合并后的数据信息或 补位后的数据信息进行信道译码/解速率匹配。
可选地,所述接收单元根据第一预设的时域大小,在所述上行区域接收所述上行共享信道,具体为:
当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,所述接收单元从所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上接收所述上行共享信道,并根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;
当所述第一预设的时域大小超过所述上行区域的时域大小或超过所述预设区域的时域大小时,所述接收单元从所述上行区域或所述预设区域所占用的所有符号上接收所述上行共享信道,将所述上行共享信道传输的数据信息进行补位后,根据所述第一预设的时域大小,对补位后的数据信息进行信道译码/解速率匹配。
可选地,所述发送单元向终端发送指示信息,具体为:所述接收单元在所述上行共享信道传输所在的时间单元或所述上行共享信道传输所在的时间单元之前的时间单元中向所述终端发送所述指示信息。
可选地,所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者,所述指示信息指示所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
可选地,所述同时包含上行以及下行的结构类型进一步包括上行为主或下行为主的结构类型。
可选地,所述方法还包括:当所述发送单元没有发送指示信息或所述指示信息发送失败时,所述接收在所述时间单元中不接收上行传输,或者所述接收单元在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置接收所述上行共享信道;或者,
当所述上行共享信道传输所在的时间单元为全下行时,所述接收单元不接收上行传输。
可选地,所述终端在所述上行区域发送所述上行共享信道,包括:当所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所述接收单元根据预先约定或配置,分别在所述上行共享 信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收独立传输的上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收一个上行共享信道。
可选地,所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,
所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
可选地,所述上行共享信道为以下一种或多种:免调度的上行共享信道,半持续调度的上行共享信道,PHICH触发重传的上行共享信道。
可选地,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
第五方面,提供一种装置,该装置包括:处理器、收发机和存储器;所述收发机,用于在所述处理器的控制下接收和发送数据,所述处理器,用于读取所述存储器中的程序,执行上述第一方面中任一项所述的方法。
第六方面,提供一种装置,该装置包括:处理器、收发机和存储器;所述收发机,用于在所述处理器的控制下接收和发送数据,所述处理器,用于读取所述存储器中的程序,执行上述第二方面中任一项所述的方法。
第七方面,提供一种计算机存储介质,所述计算机可读存储介质存储有计算机可执行指令,所述计算机可执行指令用于使所述计算机执行上述第一方面中任一项所述的方法。
第八方面,提供一种计算机存储介质,所述计算机可读存储介质存储有计算机可执行指令,所述计算机可执行指令用于使所述计算机执行上述第二方面中任一项所述的方法。
本发明的上述实施例中,终端接收网络设备发送的指示信息,所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述终端在所述上行区域发送上行共享信道;由此可知,终端接收网络设备发送的指示信息,并根据指示信息确定上行共享信道的传输资源,从而能够保证上行共享信道的正确传输。
为了更清楚地说明本发明实施例中的技术方案,下面将对实施例描述中所需要使用的附图作简要介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域的普通技术人员来讲,在不付出创造性劳动性的前提下,还可以根据这些附图获得其他的附图。
图1为本发明实施例适用的系统架构示意图;
图2为本发明实施例一提供的一种信息传输方法所对应的流程示意图;
图3为本发明实施例二提供的一种信息传输方法所对应的流程示意图;
图4a为本发明实施例三中的一种时间单元示意图;
图4b为本发明实施例三中的另一种时间单元示意图;
图5为本发明实施例提供的一种终端的结构示意图;
图6为本发明实施例提供的一种网络设备的结构示意图;
图7为本发明实施例提供的一种装置的结构示意图;
图8为本发明另外的实施例提供的一种装置的结构示意图。
为了使本发明的目的、技术方案和优点更加清楚,下面将结合附图对本发明作进一步地详细描述。
本申请的说明书和权利要求书及上述附图中的术语“第一”、“第二”等是用于区别不同对象,而不是用于描述特定顺序。此外,术语“包括”和“具有”以及它们任何变形,意图在于覆盖不排他的包括。例如包括了一系列步骤或单元的过程、方法、系统、产品或设备没有限定于已列出的步骤或单元,而是可选地还包括没有列出的步骤或单元,或可选地还包括对于这些过程、方法、产品或设备固有的其它步骤或单元。
本发明实施例中的信息传输方法可适用于多种系统架构。图1a为本发明实施例适用的一种系统架构示意图。如图1a所示,该系统架构中包括网络设备101、一个或多个终端,比如图1a所示的第一终端1021、第二终端1022、第三终端1023。网络设备101可通过网络与第一终端1021、第二终端1022、第三终端1023进行信息传输。
本发明实施例中,网络设备可以为基站设备(base station,BS)。基站设备也可称为基站,是一种部署在无线接入网用以提供无线通信功能的装置。例如在2G网络中提供基站功能的设备包括基地无线收发站(base transceiver station,BTS)和基站控制器(base station controller,BSC),3G网络中提供基站功能的设备包括节点B(NodeB)和无线网络控制器(radio network controller,RNC),在4G网络中提供基站功能的设备包括演进的节点B(evolved NodeB,eNB),在5G网络中提供基站功能的设备包括新无线节点B(New Radio NodeB,gNB),集中单元(Centralized Unit,CU),分布式单元(Distributed Unit)和新无线控制器,在WLAN中,提供基站功能的设备为接入点(Access Point,AP)。
终端可以为向用户提供语音和/或数据连通性的设备(device),包括有线终端和无线终 端。无线终端可以是具有无线连接功能的手持式设备、或连接到无线调制解调器的其他处理设备,经无线接入网与一个或多个核心网进行通信的移动终端。例如,无线终端可以为移动电话、计算机、平板电脑、个人数码助理(personal digital assistant,PDA)、移动互联网设备(mobile Internet device,MID)、可穿戴设备和电子书阅读器(e-book reader)等。又如,无线终端也可以是便携式、袖珍式、手持式、计算机内置的或者车载的移动设备。再如,无线终端可以为移动站(mobile station)、接入点(access point)、或用户设备(user equipment,简称UE)的一部分。
上述系统架构适用的通信系统包括但不限于:时分双工-长期演进(Time Division Duplexing-Long Term Evolution,TDD LTE)、长期演进-增强(Long Term Evolution-Advanced,LTE-advanced),以及未来演进的各种无线通信系统(例如,5G系统)。
以5G系统(也可以称为New RAT系统)为例,具体来说,5G系统中定义了新的业务类型:URLLC业务、eMBB业务和mMTC业务,且同一种业务的业务量也会发生变化,为了支持不同的业务类型以及灵活多变的业务量,可以考虑使用全下行时隙、全上行时隙、部分下行和部分上行时隙等传输结构,本发明实施例正是基于这一思路而提出的一种在可变的时隙结构中进行信息传输的方法。
图2示例性示出了本发明实施例提供的一种信息传输方法所对应的流程示意图。如图2所示,基于终端的角度,该方法包括以下步骤:
步骤201,终端接收网络设备发送的指示信息;所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;
步骤202,终端在所述上行区域发送上行共享信道。
本发明实施例中,终端接收网络设备发送的指示信息,并根据指示信息确定上行共享信道的传输资源,从而能够保证上行共享信道的正确传输。
本发明实施例中的上行共享信道可以为没有对应的调度信令的上行共享信道,具体包括以下一种或多种:免调度的上行共享信道;半持续调度的上行共享信道;物理混合自动重传指示信道(Physical Hybrid ARQ Indicator Channel,PHICH)触发重传的上行共享信道。
上行免调度传输是指终端的上行传输不需要网络侧动态和显式的调度信令进行调度,多个终端可以共享相同的时域和/或频域资源;此时可以规定或者不规定时域发送周期或时域发送时刻,如果不规定,则当终端存在上行数据要传输时,即可自主选择在任何一个包含上行区域的时间单元中,在配置给该终端的时域和/或频域资源上进行上行传输。
所述时间单元定义为D1个子帧,或D2个时隙(slot),或D3个mini-slot,或D4个符号,其中D1、D2、D3、D4为大于或等于1的整数。
具体来说,步骤201中,终端可以在上行共享信道传输所在的时间单元中或上行共享信道传输所在的时间单元之前的时间单元中接收所述指示信息。也就是说,网络设备可以在上行共享信道传输所在的时间单元中的特定时频位置发送指示信息,或者,网络设备也可以在上行共享信道传输所在的时间单元之前的时间单元中的特定时频位置发送指示信息。
所述指示信息可以为高层信令,或者承载在广播信道中,或者承载在下行控制信道中传输。所述下行控制信道可以为使用上行DCI格式的下行控制信道或使用下行DCI格式的下行控制信道或使用专门用来承载指示信息的DCI格式的下行控制信道。所述指示信息为终端专属的,或者为终端共享的。
所述指示信息可以指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置。
所述指示信息也可以指示所述上行共享信道传输所在的时间单元的上下行资源划分。其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
其中,全上行即是指所述时间单元中的所有符号都为上行;全下行即是指所述时间单元中的所有符号都为下行;同时包含上行以及下行即是指所述时间单元中的部分符号为上行,部分符号为下行,剩余符号为GP。
同时包含上行以及下行的结构类型又可以进一步分为上行为主(即所述时间单元中的大部分符号为上行)或下行为主(即所述时间单元中的大部分符号为下行)的结构类型。
举个例子,所述指示信息指示所述时间单元为全上行或全下行或同时包含上行以及下行的结构类型中的一种;其中,可以预先定义或配置多个同时包含上行以及下行的结构类型,每个结构类型中对应不同的上行和下行分配比例(即包含不同的上行和下行符号数),或者对同时包含上行以及下行的结构类型可以动态调整上下行分配比例(例如根据邻区干扰、TA需求等动态确定GP大小,从而动态调整上行区域和/或下行区域的大小)。
再举个例子,所述指示信息指示所述时间单元为多个预先定义或配置的同时包含上行以及下行的结构类型中的一种;其中,所述预先定义或配置的多个同时包含上行以及下行的结构类型中的每个结构类型对应不同的上行和下行分配比例(即包含不同的上行和下行符号数)。
再举个例子,所述指示信息指示所述时间单元为全上行或全下行或上行为主或下行为主的结构类型中的一种;其中,可以预先定义或配置多个上行为主和/或下行为主的结构类型,每个结构类型中对应不同的上行和下行分配比例(即包含不同的上行和下行符号数)。
当所述终端根据所述指示信息确定所述上行共享信道传输所在的时间单元为全下行时,所述终端放弃本次传输。例如,对于半持续调度(semi-persistent scheduling,SPS)上行共享信道,根据其预先配置的发送周期,当根据周期确定的发送SPS上行共享信道的时间单元为全下行时,不传输此时SPS上行共享信道;又例如,对于PHICH触发的上行共享信道重传,当根据PHICH与对应的上行共享信道重传的时序定义确定PHICH触发的上行共享信道传输所在的时间单元为全下行时,不传输此时由PHICH触发的上行共享信道。
当所述终端没有检测到用于确定所述上行共享信道传输所在的时间单元的上行区域的指示信息,或检测所述指示信息失败(例如CRC校验没有通过)时,所述终端在所述时间单元中不进行上行传输,或者所述终端在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置传输上行共享信道(此时相当于默认该时间单元中总是包含上行区域的,如果该时间单元为全下行,则不适用)。所述预先约定或配置的时域资源的大小可以表现为A个符号,或B个mini-slot;所述预先约定或配置的时域位置可以表现为一个时间单元中的最后A个符号或B个mini-slot;例如所述预先约定或配置的时域资源为一个时间单元中的最后2个符号,或最后1个mini-slot。
当所述终端根据所述指示信息确定所述上行共享信道传输所在的时间单元为全下行时,所述终端放弃本次传输。
当所述终端根据所述指示信息确定所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所述终端根据预先约定或配置,分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中独立的传输上行共享信道(即一个上行共享信道不跨越两个时间单元传输,仅在一个时间单元中传输),或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中传输一个上行共享信道(即一个上行共享信道跨越两个时间单元传输)。
也就是说,所述上行共享信道传输所在的时间单元可以为一个时间单元或连续多个时间单元;如果为多个,则所述上行区域为所述多个时间单元中的所有上行区域;在此之前,所述终端接收指示信息,并根据所述指示信息确定所述上行共享信道传输所在的时间单元中的上行区域。
举个例子,所述终端根据指示信息确定第i时间单元包含下行区域和上行区域且第i+1 时间单元为全上行时,所述终端可以根据预先约定或配置,分别在第i时间单元和第i+1时间单元中传输两个上行共享信道(即一个上行共享信道不跨越两个时间单元传输,仅在一个时间单元中传输),也可以将所述第i时间单元和第i+1时间单元中的上行资源合并起来,传输一个上行共享信道(即一个上行共享信道跨越两个时间单元传输)。
终端在所述上行区域发送上行共享信道有两种实现方法,下面对两种实现方法分别进行介绍。
(1)方法一
终端根据没有对应的调度信令的上行共享信道传输所在的时间单元中的上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,传输所述上行共享信道。其中,所述上行区域中的用于传输数据的预设区域可以为所述上行区域中的预先约定或者配置的用于传输数据的区域。
具体实施中,一种可能的实现方式为,所述终端根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将编码/速率匹配后的数据信息映射到所述上行区域上进行发送编码;或者,所述终端根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将所述编码/速率匹配后的数据信息映射到所述预设区域上进行发送。
也就是说,终端按照所述上行区域中的所有符号或所述上行区域中的预先约定或配置的用于传输数据的区域中的所有符号都用于所述上行共享信道传输进行编码/速率匹配(不论初传还是重传)。
本发明实施例中,符号的意义包含但不限于正交频分复用(Orthogonal Frequency Division Multiplexing,OFDM)符号、稀疏码分多址技术(Sparse Code Multiplexing Access,SCMA)符号、过滤正交频分复用(Filtered Orthogonal Frequency Division Multiplexing,F-OFDM)符号、非正交多址接入(Non-Orthogonal Multiple Access,NOMA)符号、SC-FDMA(Single-carrier Frequency-Division Multiple Access,单载波频分多址)符号,CP-OFDM(Cyclic Prefix-Orthogonal Frequency Division Modulation,循环前缀正交频分复用)符号、PDMA(Pattern Division Multiple Access,或polarization Division Multiple Access)符号,具体可以根据实际情况确定,在此不再赘述。
另一种可能的实现方式为,终端根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,并将编码/速率匹配后的数据信息根据所述上行区域的时域大小进行重复或者截短后映射到所述上行区域上进行发送,或将编码/速率匹配后的数据信息根据所述预设区域的时域大小进行重复或者截短后映射到所述预设区域上进行发送。
具体来说,对于同一个数据(例如传输块)在一个上行共享信道上进行初传,在另一个上行共享信道上进行重传(初传错误引起的重传)或重复传输(为了提高接收性能进行多次重复传输)时,所述终端仅需要根据第二预设的时域大小(其中,第二预设的时域大小可以为预先约定或配置的时域资源的大小)对该传输块进行编码/速率匹配,并且在每次上行共享信道传输时,根据所述上行共享信道传输所在的时间单元中的上行区域的时域大小(或所述上行区域中的预先约定或配置的用于传输数据的区域的时域大小),对所述编码/速率匹配之后的信息进行重复或者截短,以匹配所述上行区域的时域大小(或所述上行区域中的预先约定或配置的用于传输数据的区域的时域大小)。
本发明实施例中,所述第二预设的时域大小可以表现为A1个符号,或B1个mini-slot,其中A1、B1为大于或等于1的整数。
举个例子,终端总是假设按照4个符号的时域资源进行编码/速率匹配,则该传输块第一次通过上行共享信道传输时且该上行共享信道传输所在的时间单元中的上行区域为6个符号时,终端可将编码/速率匹配后的结果进行重复,映射在6个符号上传输;该传输块第二次通过上行共享信道传输时且该上行共享信道传输所在的时间单元中的上行区域为2个符号时,终端可将编码/速率匹配后的结果进行截短,映射在2个符号上传输。
(2)方法二
终端根据第一预设的时域大小,在没有对应的调度信令的上行共享信道传输所在的时间单元中的上行区域中传输所述上行共享信道。
其中,第一预设的时域大小可以为预先约定或配置的时域资源的大小,第一预设的时域大小可以表现为A2个符号,或B2个mini-slot,其中A2、B2为大于或等于1的整数。例如,所述预先约定或配置的时域资源大小(第一预设的时域大小)可以为2个符号,或1个mini-slot。
具体实施中,终端总是按照所述预先约定或配置的时域资源的大小,对承载在所述上行共享信道上的数据进行编码/速率匹配。
当所述预先约定或配置的时域资源的大小不超过所述上行区域的时域大小或不超过所述上行区域中预先约定或配置的用于传输数据的区域的时域大小时,所述终端将所述编码/速率匹配的结果映射到所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中的预设时域位置上,所述预设时域位置为所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中的所述预先约定或配置的时域资源的大小。
举个例子,所述预设时域位置可以为所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中第一个符号开始满足所述预先约定或配置的时域资源的大小的 区域,或者为所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中的后一部分满足所述预先约定或配置的时域资源的大小的区域,当然也可以在时域上不连续。
再举个例子,所述预设时域位置可以为所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中包含的多个所述预先约定或配置的时域资源的大小的时域资源中的一个(即所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中包含多个所述所属预设的时域位置,终端可以自主选择在哪个时域位置上传输)。
当所述预先约定或配置的时域资源的大小超过所述上行区域的时域大小或超过所述上行区域中预先约定或配置的用于传输数据的区域的时域大小时,所述终端将所述编码/速率匹配的结果根据所述上行区域的时域大小进行截短,映射到所述上行区域中或所述上行区域中预先约定或配置的用于传输数据的区域中的所有符号上传输,或者所述终端直接放弃本次传输。
该种情形下,不论所述上行共享信道在哪个时间单元传输,所述上行共享信道传输都是按照固定的符号数传输,即使不同的时间单元中所包含的上行区域可能不同,对于承载在上行共享信道上的相同的原始信息的多次传输(例如重传,或者重复传输),每次传输不需要重新进行编码/速率匹配。
图3示例性示出了本发明另外的实施例提供的一种信息传输方法所对应的流程示意图。如图3所示,基于网络设备的角度,该方法包括以下步骤:
步骤301,网络设备向终端发送指示信息;所述指示信息用于所述终端确定上行共享信道传输所在的上行区域;
步骤302,所述网络设备在所述上行区域接收所述终端发送的所述上行共享信道。
本发明实施例中,网络设备向终端发送指示信息,以使终端根据指示信息确定上行共享信道的传输资源,并在上行共享信道的传输资源上传输上行共享信道,从而便于网络设备能够正确接收上行共享信道。
需要说明的是,图3所示的实施例中的方法与图2所示的实施例中的方法相对应,其区别在于图2所示的实施例中具体描述终端的执行过程,而图3所示的实施例中具体描述网络设备的执行过程,因此,在图3所示的实施例中将侧重于对网络设备的执行过程进行描述,其它相关内容可参见上述图2所示的实施例中的介绍,此处不再赘述。
具体来说,步骤301中,所述网络设备可以在所述上行共享信道传输所在的时间单元或所述上行共享信道传输所在的时间单元之前的时间单元中向所述终端发送所述指示信息。
所述指示信息可以指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置。
所述指示信息也可以指示所述上行共享信道传输所在的时间单元的上下行资源划分。其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。所述同时包含上行以及下行的结构类型进一步包括上行为主或下行为主的结构类型。
所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
所述网络设备没有发送指示信息或所述指示信息发送失败时,所述网络设备在所述时间单元中不接收上行传输,或者所述网络设备在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置接收所述上行共享信道。
当所述上行共享信道传输所在的时间单元为全下行时,所述网络设备不接收上行传输。
当所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所述网络设备根据预先约定或配置,分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收独立传输的上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收一个上行共享信道。
网络设备在上行区域接收上行共享信道有两种实现方法,下面对两种实现方法分别进行介绍。
(1)方法一:与图2所示的实施例中终端所执行的方法一对应
网络设备根据没有对应的调度信令的上行共享信道传输所在的时间单元中的上行区域的时域大小或所述上行区域中的预先约定或配置的用于传输数据的区域的时域大小,接收所述上行共享信道。
具体实施中,一种可能的实现方式为,所述网络设备根据所述上行区域的时域大小或所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配。
例如,网络设备按照所述上行区域中的所有符号或所述上行区域中的预先约定或配置的用于传输数据的区域中的所有符号都用于所述上行共享信道传输进行信道译码/解速率匹配(不论初传还是重传)。
另一种可能的实现方式为,所述网络设备根据第二预设的时域大小以及所述上行区域的时域大小,或根据所述第二预设的时域大小以及所述预设区域的时域大小,确定终端对编码/速率匹配后的数据信息进行重复或者截短后,将所述上行共享信道传输的数据信息中重复的部分信息进行合并或者将截短的部分信息进行补位,并根据所述第二预设的时域大小,对合并后的数据信息或补位后的数据信息进行信道译码/解速率匹配。
例如,对于同一个数据(例如传输块)在一个上行共享信道上进行初传,在另一个上行共享信道上进行重传(初传错误引起的重传)或重复传输(为了提高接收性能进行多次重复传输)时,所述网络设备仅需要根据预先约定或配置的时域资源大小对该传输块进行译码/解速率匹配,在接收每个上行共享信道传输时,根据所述上行共享信道传输所在的时间单元中的上行区域的时域大小(或所述上行区域中的预先约定或配置的用于传输数据的区域的时域大小)以及所述预先约定或配置的时域资源大小,判断终端对编码/速率匹配之后的信息进行重复或者截短,以匹配所述上行区域的时域大小(或所述上行区域中的预先约定或配置的用于传输数据的区域的时域大小),网络设备在进行译码/解速率匹配之前可以按照终端重复或者截短的可逆过程,将在所述上行共享信道传输所在的时间单元中的上行区域的时域大小(或所述上行区域中的预先约定或配置的用于传输数据的区域的时域大小)上接收到的信息中重复的部分信息进行合并,将截短的部分进行补位,并对合并后的数据信息或补位后的数据信息进行信道译码/解速率匹配。
(2)方法二:与图2所示的实施例中终端所执行的方法二对应
网络设备总是根据预先约定或配置的时域资源的大小,在没有对应的调度信令的上行共享信道传输所在的时间单元中的上行区域中接收所述上行共享信道。
具体实施中,网络设备总是按照所述预先约定或配置的时域资源的大小,对承载在所述上行共享信道上的数据进行译码/解速率匹配。
当所述预先约定或配置的时域资源的大小不超过所述上行区域的时域大小或不超过所述上行区域中预先约定或配置的用于传输数据的区域的时域大小时,所述网络设备在所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中的预设时域位置上获取信息,并对所述信息进行译码/解速率匹配,所述预设的时域位置为所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中的所述预先约定或配置的时域资源的大小。
举个例子,所述预设时域位置可以为所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中第一个符号开始满足所述预先约定或配置的时域资源的大小的区域,或者为所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中的后一部分满足所述预先约定或配置的时域资源的大小的区域,当然也可以在时域上不连续。
再举个例子,所述预设时域位置可以为所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中包含的多个所述预先约定或配置的时域资源的大小的时域资源中的一个(即所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中包含多个所述所属预设的时域位置,终端可以自主选择在哪个时域位置上传输,网络设备则需要在每个时域位置上盲检是否存在上行共享信道传输)。
当所述预先约定或配置的时域资源的大小超过所述上行区域的时域大小或超过所述上行区域中预先约定或配置的用于传输数据的区域的时域大小时,所述网络设备确定所述终端将编码/速率匹配的结果根据所述上行区域的时域大小进行了截短,所述网络设备在所述上行区域或所述上行区域中预先约定或配置的用于传输数据的区域中的所有符号上获取编码后信息,并对所述编码后信息进行补位,得到长度等于未经过截短的编码后信息的补位后的编码后信息,对所述补位后的编码后信息进行译码/解速率匹配,或者所述网络设备判断所述终端放弃了本次传输而不做任何接收。
需要说明的是,本发明实施例中的所述时域大小是指所包含的符号或mini-slot或slot或子帧个数,例如所述时域大小为A个符号,或B个mini-slot或C个slot或D个子帧,其中,mini-slot定义为包含X个符号的时间单元,X、A、B、C、D为大于或等于1的整数;所述时域位置是指所包含的符号或mini-slot或slot或子帧的索引或编号。
下面结合一个具体实施例对本发明实施例中的信息传输方法进行介绍。
以一个时隙(slot)为一个时间单元为例,假设一个slot包含7个符号(OFDM或SC-FDMA符号);当然不排除其他长度的时间单元定义方式;假设当前时间单元中特定时频位置发送的指示信息用于指示当前时间单元中的上下行区域划分(当然也可以仅指示上行区域),如图4a所示;假设当前时间单元中特定时频位置发送的指示信息用于指示下一个时间单元中的上下行区域划分(当然也可以仅指示上行区域),如图4b所示。
下面基于网络设备的角度进行介绍。
网络设备确定将时间单元i划分的下行区域和上行区域大小,并在每个发送指示信息的时间单元i中的特定时频资源上发送指示信息,用于通知时间单元i的上下行区域划分,可以通知时间单元i中的下行区域大小、上行区域大小、GP大小中的两个指示信息,也可 以通知预先定义好的多种上下行结构类型中的一种。
对于免调度grant-free终端,则在配置给这些终端的时域和/或频域资源上盲检终端是否发送了PUSCH;其中,对grant-free终端可以仅配置频域资源在,则时域资源认为所有上行区域都是可以进行物理上行共享信道(Physical UplinkShared Channel,PUSCH)传输的,也可以同时配置时域资源,时域资源可以包含配置仅在部分时间单元中可以进行grant-free发送,也可能每个时间单元中都可以进行grant-free发送,时域资源还可以包括在可以进行grant-free发送的时间单元中按照预先约定或配置的固定大小的时域资源发送PUSCH,即方法二,此时,例如图4a或图4b所示,假设时间单元i+1中的UL区域包含4个符号,即当定义一个mini-slot包含2个符号时,此时一个UL区域包含2个mini-slot,如果约定一个PUSCH传输固定占用2个符号即一个mini-slot传输,则该UL区域中有两个时域位置可以传输PUSCH,grant-free终端在需要进行上行传输时可以选择其中一个传输PUSCH,例如图4a中的PUSCH2或图4b中的PUSCH4,网络设备则需要在该UL区域中的前两个符号即第一个mini-slot以及后两个符号即第二个mini-slot中分别盲检PUSCH;当然如果对grant-free终端不配置或约定PUSCH传输的固定的时域资源大小,则是方法一,即占用UL区域中的所有符号传输,例如图4a中的PUSCH1和PUSCH3,图4b中的PUSCH1、PUSCH2、PUSCH3,网络设备按照相应的UL区域中的所有符号盲检PUSCH。
对于SPS的PUSCH,则根据SPS周期,在SPS周期所确定的时间单元中,在该时间单元中的指示SPS资源激活的下行控制信道所指示的频域资源上(当然也可以指示时域资源,则相当于在SPS周期所确定的时间单元中按照预先配置的固定大小的时域资源传输,即方法二;当然如果不指示或约定每次传输的时域资源大小,则是方法一)接收SPS PUSCH。
对于PHICH触发的PUSCH重传,则根据PHICH与重传PUSCH的时序关系,在对应的时间单元中的UL区域接收终端发送的PUSCH(可以是方法一在该时间单元中的上行区域的所有符号上接收,或者预先配置或约定的固定符号位置上接收)。
对于上述PUSCH,如果根据时间单元判断两个相邻的时间单元中的上行区域连续,例如时间单元i+1包含下行区域和上行区域且时间单元i+2为全上行时,可以根据预先约定或配置,确定PUSCH分别在每个时间单元中的上行区域传输,即一个PUSCH不跨越两个时间单元传输,例如图4b中的PUSCH1和PUSCH3,也可以将两个时间单元中的上行区域合并起来传输一个PUSCH,即一个PUSCH可以跨越两个时间单元传输,例如图4b中的PUSCH2;终端和网络设备对此情况约定好一定传输机制,保证两侧理解一致即可。
下面基于终端的角度进行介绍。
在每个发送指示信息的时间单元中的特定时频资源上检测指示信息,确定对应的时间单元的上下行区域划分,具体通知方式与网络设备约定一致即可,可以为网络设备侧所列举出的任何一种方式。
对于grant-free终端,则当终端存在上行数据要发送时,可以自主选择在配置给这些终端的时频域资源上发送PUSCH;其中,对grant-free终端可以仅配置频域资源在,则时域资源认为所有上行区域都是可以进行PUSCH传输的,也可以同时配置时域资源,时域资源可以包含配置仅在部分时间单元中可以进行grant-free发送,也可能每个时间单元中都可以进行grant-free发送,时域资源还可以包括在可以进行grant-free发送的时间单元中按照预先约定或配置的固定大小的时域资源发送PUSCH,即方法二,此时,例如图4a或图4b所示,假设时间单元i+1中的UL区域包含4个符号,即当定义一个mini-slot包含2个符号时,此时一个UL区域包含2个mini-slot,如果约定一个PUSCH传输固定占用2个符号即一个mini-slot传输,则该UL区域中有两个时域位置可以传输PUSCH,grant-free终端在需要进行上行传输时可以选择其中一个传输PUSCH,例如图4a中的PUSCH2或图4b中的PUSCH4;当然如果对grant-free终端不配置或约定PUSCH传输的固定的时域资源大小,则是方法一,即占用UL区域中的所有符号传输,例如图4a中的PUSCH1和PUSCH3,图4b中的PUSCH1、PUSCH2、PUSCH3。
对于SPS的PUSCH,则根据SPS周期,在SPS周期所确定的时间单元中,在该时间单元中的指示SPS资源激活的下行控制信道所指示的频域资源上(当然也可以指示时域资源,则相当于在SPS周期所确定的时间单元中按照预先配置的固定大小的时域资源传输,即方法二;当然如果不指示或约定每次传输的时域资源大小,则是方法一)发送SPS PUSCH。
对于PHICH触发的PUSCH重传,则根据PHICH与重传PUSCH的时序关系,在对应的时间单元中的UL区域发送PUSCH(可以是方法一在该时间单元中的上行区域的所有符号上接收,或者预先配置或约定的固定符号位置上接收)。
对于上述PUSCH,是否可以跨域多个时间单元传输,可以与网络设备预先约定或通过配置信令确定,具体的传输机制同网络设备侧的描述。
上述实施例中,如果时间单元指示多个时间单元的上下行资源划分,与此类似,都包含在本发明内,不再赘述。
针对上述方法流程,本发明实施例还提供一种终端和网络设备,该终端和网络设备的具体内容可以参照上述方法实施,在此不再赘述。
图5为本发明实施例提供一种终端的结构示意图,所述终端包括:发送单元501和接收 单元502。
所述接收单元502用于接收网络设备发送的指示信息,所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述发送单元501,用于在所述上行区域发送所述上行共享信道。
可选地,所述发送单元501具体用于:根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域发送所述上行共享信道;或者,根据第一预设的时域大小,在所述上行区域发送所述上行共享信道。
可选地,所述发送单元501根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域发送所述上行共享信道,具体为:
所述发送单元501根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将编码/速率匹配后的数据信息映射到所述上行区域上进行发送;或者,
所述发送单元501根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将所述编码/速率匹配后的数据信息映射到所述预设区域上进行发送;或者,
所述发送单元501根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,并将编码/速率匹配后的数据信息根据所述上行区域的时域大小进行重复或者截短后映射到所述上行区域上进行发送。
所述发送单元501还可以根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,并将编码/速率匹配后的数据信息根据所述预设区域的时域大小进行重复或者截短后映射到所述预设区域上进行发送。
可选地,所述发送单元501根据第一预设的时域大小,在所述上行区域发送所述上行共享信道,具体为:
所述发送单元501根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;
当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,所述发送单元501将所述编码/速率匹配后的数据信息映射到所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上进行发送;
当所述第一预设的时域大小超过所述上行区域的时域大小时,所述发送单元501将所述编码/速率匹配后的数据信息根据所述上行区域的时域大小进行截短,将截短后的数据信息映射到所述上行区域中进行发送或所述终端放弃所述上行共享信道的发送,或当所述第 一预设的时域大小超过所述预设区域的时域大小时,所述发送单元501将所述编码/速率匹配后的数据信息根据所述预设区域的时域大小进行截短,将截短后的数据信息映射到所述预设区域中进行发送或所述终端放弃所述上行共享信道的发送。
可选地,所述接收单元502接收网络设备发送的指示信息,包括:所述接收单元502在所述上行共享信道传输所在的时间单元中或所述上行共享信道传输所在的时间单元之前的时间单元中接收所述指示信息。
可选地,所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者,所述指示信息指示所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括GP的大小和/或位置中的至少两项内容;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
可选地,所述同时包含上行以及下行的结构类型包括上行为主或下行为主的结构类型。
可选地,当所述接收单元502没有接收到所述指示信息或所述指示信息接收失败时,所述发送单元501在所述时间单元中不进行上行传输,或者所述发送单元501在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置传输所述上行共享信道;或者,
当所述接收单元502根据所述指示信息确定所述上行共享信道传输所在的时间单元为全下行时,所述发送单元501放弃本次传输;或者,
当所述接收单元502根据所述指示信息确定所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所述发送单元501根据预先约定或配置,分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中独立的传输上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中传输一个上行共享信道。
可选地,所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
可选地,所述上行共享信道为以下一种或多种:免调度的上行共享信道,半持续调度的上行共享信道,PHICH触发重传的上行共享信道。
可选地,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
图6为本发明实施例提供一种网络设备的结构示意图,所述网络设备包括:发送单元601和接收单元602。
所述发送单元601,用于向终端发送指示信息,所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述接收单元602,用于在所述上行区域接收所述终端发送的所述上行共享信道。
可选地,所述接收单元602在所述上行区域接收所述终端发送的上行共享信道,具体为:所述接收单元602根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域接收所述上行共享信道;或者,所述接收单元602根据第一预设的时域大小,在所述上行区域接收所述上行共享信道。
可选地,所述接收单元602备根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域接收所述上行共享信道,具体为:
所述接收单元602根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;或者,
所述接收单元602根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;或者,
所述接收单元602根据第二预设的时域大小以及所述上行区域的时域大小,或根据所述第二预设的时域大小以及所述预设区域的时域大小,确定终端对编码/速率匹配后的数据信息进行重复或者截短后,将所述上行共享信道传输的数据信息中重复的部分信息进行合并或者将截短的部分信息进行补位,并根据所述第二预设的时域大小,对合并后的数据信息或补位后的数据信息进行信道译码/解速率匹配。
可选地,所述接收单元602根据第一预设的时域大小,在所述上行区域接收所述上行共享信道,具体为:
当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,所述接收单元602从所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上接收所述上行共享信道,并根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;
当所述第一预设的时域大小超过所述上行区域的时域大小或超过所述预设区域的时域大小时,所述接收单元602从所述上行区域或所述预设区域所占用的所有符号上接收所述上行共享信道,将所述上行共享信道传输的数据信息进行补位后,根据所述第一预设的 时域大小,对补位后的数据信息进行信道译码/解速率匹配。
可选地,所述发送单元601向终端发送指示信息,具体为:所述接收单元602在所述上行共享信道传输所在的时间单元或所述上行共享信道传输所在的时间单元之前的时间单元中向所述终端发送所述指示信息。
可选地,所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者,所述指示信息指示所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
可选地,所述同时包含上行以及下行的结构类型进一步包括上行为主或下行为主的结构类型。
可选地,当所述发送单元601没有发送指示信息或所述指示信息发送失败时,所述接收在所述时间单元中不接收上行传输,或者所述接收单元602在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置接收所述上行共享信道;或者,
当所述上行共享信道传输所在的时间单元为全下行时,所述接收单元602不接收上行传输;或者,
当所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所述接收单元602根据预先约定或配置,分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收独立传输的上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收一个上行共享信道。
可选地,所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
可选地,所述上行共享信道为以下一种或多种:免调度的上行共享信道,半持续调度的上行共享信道,PHICH触发重传的上行共享信道。
可选地,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
基于相同的技术构思,本发明实施例还提供了一种装置,该装置可实现前述实施例中 终端侧的功能。如图7所示,该装置可包括:收发机710、以及与该收发机连接的至少一个处理器700,其中:
处理器700用于读取存储器720中的程序,执行下列过程:通过收发机710接收网络设备发送的指示信息,所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;以及,通过收发机710在所述上行区域发送所述上行共享信道。收发机710用于在处理器700的控制下接收和发送数据。
其中,在图7中,总线架构可以包括任意数量的互联的总线和桥,具体由处理器700代表的一个或多个处理器和存储器720代表的存储器的各种电路链接在一起。总线架构还可以将诸如外围设备、稳压器和功率管理电路等之类的各种其他电路链接在一起,这些都是本领域所公知的,因此,本文不再对其进行进一步描述。总线接口730提供接口。收发机710可以是多个元件,即包括发送机和收发机,提供用于在传输介质上与各种其他装置通信的单元。处理器700负责管理总线架构和通常的处理,还可以提供各种功能,包括定时,外围接口,电压调节、电源管理以及其他控制功能。存储器720可以存储处理器700在执行操作时所使用的数据。
可选的,处理器700可以是CPU、ASIC、FPGA或CPLD。
本发明实施例中,处理器700读取存储器720中的程序,执行图2所示实施例中的方法,具体参见图2所示实施例中的相关描述,此处不再赘述。
基于相同的技术构思,本发明实施例还提供了一种装置,该装置可实现前述实施例中网络设备侧的功能。如图8所示,该装置可包括:收发机810、以及与该收发机连接的至少一个处理器800,其中:
处理器800用于读取存储器820中的程序,执行下列过程:通过收发机810向终端发送指示信息,所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;以及,通过收发机810在所述上行区域接收所述终端发送的所述上行共享信道。收发机810用于在处理器800的控制下接收和发送数据。
其中,在图8中,总线架构可以包括任意数量的互联的总线和桥,具体由处理器800代表的一个或多个处理器和存储器820代表的存储器的各种电路链接在一起。总线架构还可以将诸如外围设备、稳压器和功率管理电路等之类的各种其他电路链接在一起,这些都是本领域所公知的,因此,本文不再对其进行进一步描述。总线接口830提供接口。收发机810可以是多个元件,即包括发送机和收发机,提供用于在传输介质上与各种其他装置通信的单元。处理器800负责管理总线架构和通常的处理,还可以提供各种功能,包括定时,外围接口,电压调节、电源管理以及其他控制功能。存储器820可以存储处理器800 在执行操作时所使用的数据。
可选的,处理器800可以是CPU、ASIC、FPGA或CPLD。
本发明实施例中,处理器800读取存储器820中的程序,执行图3所示实施例中的方法,具体参见图3所示实施例中的相关描述,此处不再赘述。
本发明实施例还提供一种计算机可读存储介质,所述计算机可读存储介质存储有计算机可执行指令,所述计算机可执行指令用于使所述计算机执行上述实施例中终端侧的功能。
本发明实施例还提供一种计算机可读存储介质,所述计算机可读存储介质存储有计算机可执行指令,所述计算机可执行指令用于使所述计算机执行上述实施例中网络设备侧的功能。
从上述内容可以看出:本发明的上述实施例中,终端接收网络设备发送的指示信息,所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述终端在所述上行区域发送上行共享信道;由此可知,终端接收网络设备发送的指示信息,并根据指示信息确定上行共享信道的传输资源,从而能够保证上行共享信道的正确传输。
本领域内的技术人员应明白,本发明的实施例可提供为方法、或计算机程序产品。因此,本发明可采用完全硬件实施例、完全软件实施例、或结合软件和硬件方面的实施例的形式。而且,本发明可采用在一个或多个其中包含有计算机可用程序代码的计算机可用存储介质(包括但不限于磁盘存储器、CD-ROM、光学存储器等)上实施的计算机程序产品的形式。
本发明是参照根据本发明实施例的方法、设备(系统)、和计算机程序产品的流程图和/或方框图来描述的。应理解可由计算机程序指令实现流程图和/或方框图中的每一流程和/或方框、以及流程图和/或方框图中的流程和/或方框的结合。可提供这些计算机程序指令到通用计算机、专用计算机、嵌入式处理机或其他可编程数据处理设备的处理器以产生一个机器,使得通过计算机或其他可编程数据处理设备的处理器执行的指令产生用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的装置。
这些计算机程序指令也可存储在能引导计算机或其他可编程数据处理设备以特定方式工作的计算机可读存储器中,使得存储在该计算机可读存储器中的指令产生包括指令装置的制造品,该指令装置实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能。
这些计算机程序指令也可装载到计算机或其他可编程数据处理设备上,使得在计算机 或其他可编程设备上执行一系列操作步骤以产生计算机实现的处理,从而在计算机或其他可编程设备上执行的指令提供用于实现在流程图一个流程或多个流程和/或方框图一个方框或多个方框中指定的功能的步骤。
尽管已描述了本发明的优选实施例,但本领域内的技术人员一旦得知了基本创造性概念,则可对这些实施例作出另外的变更和修改。所以,所附权利要求意欲解释为包括优选实施例以及落入本发明范围的所有变更和修改。
显然,本领域的技术人员可以对本发明进行各种改动和变型而不脱离本发明的精神和范围。这样,倘若本发明的这些修改和变型属于本发明权利要求及其等同技术的范围之内,则本发明也意图包含这些改动和变型在内。
Claims (74)
- 一种信息传输方法,其特征在于,所述方法包括:终端接收网络设备发送的指示信息;所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述终端在所述上行区域发送所述上行共享信道。
- 根据权利要求1所述的方法,其特征在于,所述终端在所述上行区域发送所述上行共享信道,包括:所述终端根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域发送所述上行共享信道;或者,所述终端根据第一预设的时域大小,在所述上行区域发送所述上行共享信道。
- 根据权利要求2所述的方法,其特征在于,所述终端根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域发送所述上行共享信道,包括:所述终端根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将编码/速率匹配后的数据信息映射到所述上行区域上进行发送编码;或者,所述终端根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将所述编码/速率匹配后的数据信息映射到所述预设区域上进行发送;或者,所述终端根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,并将编码/速率匹配后的数据信息根据所述上行区域的时域大小进行重复或者截短后映射到所述上行区域上进行发送;或者,所述终端根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,并将编码/速率匹配后的数据信息根据所述预设区域的时域大小进行重复或者截短后映射到所述预设区域上进行发送。
- 根据权利要求2所述的方法,其特征在于,所述终端根据第一预设的时域大小,在所述上行区域发送所述上行共享信道,包括:所述终端根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,所述终端将所述编码/速率匹配后的数据信息映射到所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上进行发送;当所述第一预设的时域大小超过所述上行区域的时域大小时,所述终端将所述编码/速率匹配后的数据信息根据所述上行区域的时域大小进行截短,将截短后的数据信息映射到所述上行区域中进行发送或所述终端放弃所述上行共享信道的发送,或当所述第一预设的时域大小超过所述预设区域的时域大小时,所述终端将所述编码/速率匹配后的数据信息根据所述预设区域的时域大小进行截短,将截短后的数据信息映射到所述预设区域中进行发送或所述终端放弃所述上行共享信道的发送。
- 根据权利要求1所述的方法,其特征在于,所述终端接收网络设备发送的指示信息,包括:所述终端在所述上行共享信道传输所在的时间单元中或所述上行共享信道传输所在的时间单元之前的时间单元中接收所述指示信息。
- 根据权利要求1所述的方法,其特征在于:所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者所述指示信息指示所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
- 根据权利要求6所述的方法,其特征在于,所述同时包含上行以及下行的结构类型包括上行为主或下行为主的结构类型。
- 根据权利要求1所述的方法,其特征在于,所述方法还包括:当所述终端没有接收到所述指示信息或所述指示信息接收失败时,所述终端在所述时间单元中不进行上行传输,或者所述终端在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置传输所述上行共享信道;或者,当所述终端根据所述指示信息确定所述上行共享信道传输所在的时间单元为全下行时,所述终端放弃本次传输。
- 根据权利要求1所述的方法,其特征在于,所述终端在所述上行区域发送所述上行共享信道,包括:当所述终端根据所述指示信息确定所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所 述终端根据预先约定或配置,分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中独立的传输上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中传输一个上行共享信道。
- 根据权利要求1-9中任一项所述的方法,其特征在于,所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
- 根据权利要求1-9中任一项所述的方法,其特征在于,所述上行共享信道为以下一种或多种:免调度的上行共享信道;半持续调度的上行共享信道;物理混合自动重传指示信道PHICH触发重传的上行共享信道。
- 根据权利要求1-9中任一项所述的方法,其特征在于,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
- 一种信息传输方法,其特征在于,所述方法包括:网络设备向终端发送指示信息;所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述网络设备在所述上行区域接收所述终端发送的所述上行共享信道。
- 根据权利要求13所述的方法,其特征在于,所述网络设备在所述上行区域接收所述终端发送的上行共享信道,包括:所述网络设备根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域接收所述上行共享信道;或者,所述网络设备根据第一预设的时域大小,在所述上行区域接收所述上行共享信道。
- 根据权利要求14所述的方法,其特征在于,所述网络设备根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域接收所述上行共享信道,包括:所述网络设备根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;或者,所述网络设备根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;或者,所述网络设备根据第二预设的时域大小以及所述上行区域的时域大小,或根据所述第二预设的时域大小以及所述预设区域的时域大小,确定终端对编码/速率匹配后的数据信息进行重复或者截短后,将所述上行共享信道传输的数据信息中重复的部分信息进行合并或者将截短的部分信息进行补位,并根据所述第二预设的时域大小,对合并后的数据信息或补位后的数据信息进行信道译码/解速率匹配。
- 根据权利要求14所述的方法,其特征在于,所述网络设备根据第一预设的时域大小,在所述上行区域接收所述上行共享信道,包括:当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,所述网络设备从所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上接收所述上行共享信道,并根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;当所述第一预设的时域大小超过所述上行区域的时域大小或超过所述预设区域的时域大小时,所述网络设备从所述上行区域或所述预设区域所占用的所有符号上接收所述上行共享信道,将所述上行共享信道传输的数据信息进行补位后,根据所述第一预设的时域大小,对补位后的数据信息进行信道译码/解速率匹配。
- 根据权利要求13所述的方法,其特征在于,所述网络设备向终端发送指示信息,包括:所述网络设备在所述上行共享信道传输所在的时间单元或所述上行共享信道传输所在的时间单元之前的时间单元中向所述终端发送所述指示信息。
- 根据权利要求13所述的方法,其特征在于,所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者,所述指示信息指示所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括保护间隔GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
- 根据权利要求14所述的方法,其特征在于,所述同时包含上行以及下行的结构类型进一步包括上行为主或下行为主的结构类型。
- 根据权利要求13所述的方法,其特征在于,所述方法还包括:当所述网络设备没有发送指示信息或所述指示信息发送失败时,所述网络设备在所述 时间单元中不接收上行传输,或者所述网络设备在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置接收所述上行共享信道;或者,当所述上行共享信道传输所在的时间单元为全下行时,所述网络设备不接收上行传输。
- 根据权利要求13所述的方法,其特征在于,所述网络设备在所述上行区域接收所述终端发送的所述上行共享信道,包括:当所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所述网络设备根据预先约定或配置,分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收独立传输的上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收一个上行共享信道。
- 根据权利要求13-21中任一项所述的方法,其特征在于,所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
- 根据权利要求13-21中任一项所述的方法,其特征在于,所述上行共享信道为以下一种或多种:免调度的上行共享信道;半持续调度的上行共享信道;物理混合自动重传指示信道PHICH触发重传的上行共享信道。
- 根据权利要求13-21中任一项所述的方法,其特征在于,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
- 一种终端,其特征在于,所述终端包括:接收单元和发送单元;所述接收单元,用于接收网络设备发送的指示信息;所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述发送单元,用于在所述上行区域发送所述上行共享信道。
- 根据权利要求25所述的终端,其特征在于,所述发送单元具体用于:根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域发送所述上行共享信道;或者,根据第一预设的时域大小,在所述上行区域发送所述上行共享信道。
- 根据权利要求26所述的终端,其特征在于,所述发送单元根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域发送所述上行共享信道,具体为:所述发送单元根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将编码/速率匹配后的数据信息映射到所述上行区域上进行发送;或者,所述发送单元根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将所述编码/速率匹配后的数据信息映射到所述预设区域上进行发送;或者,所述发送单元根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,并将编码/速率匹配后的数据信息根据所述上行区域的时域大小进行重复或者截短后映射到所述上行区域上进行发送;或者,所述终端根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,并将编码/速率匹配后的数据信息根据所述预设区域的时域大小进行重复或者截短后映射到所述预设区域上进行发送。
- 根据权利要求26所述的终端,其特征在于,所述发送单元根据第一预设的时域大小,在所述上行区域发送所述上行共享信道,具体为:所述发送单元根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,所述发送单元将所述编码/速率匹配后的数据信息映射到所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上进行发送;当所述第一预设的时域大小超过所述上行区域的时域大小时,所述发送单元将所述编码/速率匹配后的数据信息根据所述上行区域的时域大小进行截短,将截短后的数据信息映射到所述上行区域中进行发送或所述终端放弃所述上行共享信道的发送,或当所述第一预设的时域大小超过所述预设区域的时域大小时,所述发送单元将所述编码/速率匹配后的数据信息根据所述预设区域的时域大小进行截短,将截短后的数据信息映射到所述预设区域中进行发送或所述终端放弃所述上行共享信道的发送。
- 根据权利要求25所述的终端,其特征在于,所述接收单元接收网络设备发送的指示信息,包括:所述接收单元在所述上行共享信道传输所在的时间单元中或所述上行共享信道传输所在的时间单元之前的时间单元中接收所述指示信息。
- 根据权利要求25所述的终端,其特征在于,所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者,所述指示信息指示所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括GP的大小和/或位置中的至少两项内容;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
- 根据权利要求30所述的终端,其特征在于,所述同时包含上行以及下行的结构类型包括上行为主或下行为主的结构类型。
- 根据权利要求25所述的终端,其特征在于,所述发送单元还用于:当所述接收单元没有接收到所述指示信息或所述指示信息接收失败时,所述发送单元在所述时间单元中不进行上行传输,或者所述发送单元在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置传输所述上行共享信道;或者,当所述接收单元根据所述指示信息确定所述上行共享信道传输所在的时间单元为全下行时,所述发送单元放弃本次传输。
- 根据权利要求25所述的终端,其特征在于,所述发送单元具体用于:当所述接收单元根据所述指示信息确定所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所述发送单元根据预先约定或配置,分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中独立的传输上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中传输一个上行共享信道。
- 根据权利要求25-33中任一项所述的终端,其特征在于,所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
- 根据权利要求25-33中任一项所述的终端,其特征在于,所述上行共享信道为以下一种或多种:免调度的上行共享信道;半持续调度的上行共享信道;物理混合自动重传指示信道PHICH触发重传的上行共享信道。
- 根据权利要求25-33任一项所述的终端,其特征在于,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
- 一种网络设备,其特征在于,所述网络设备包括:发送单元和接收单元;所述发送单元,用于向终端发送指示信息;所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;所述接收单元,用于在所述上行区域接收所述终端发送的所述上行共享信道。
- 根据权利要求37所述的网络设备,其特征在于,所述接收单元在所述上行区域接收所述终端发送的上行共享信道,具体为:所述接收单元根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域接收所述上行共享信道;或者,所述接收单元根据第一预设的时域大小,在所述上行区域接收所述上行共享信道。
- 根据权利要求38所述的网络设备,其特征在于,所述接收单元备根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,在所述上行区域接收所述上行共享信道,具体为:所述接收单元根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;或者,所述接收单元根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;或者,所述接收单元根据第二预设的时域大小以及所述上行区域的时域大小,或根据所述第二预设的时域大小以及所述预设区域的时域大小,确定终端对编码/速率匹配后的数据信息进行重复或者截短后,将所述上行共享信道传输的数据信息中重复的部分信息进行合并或者将截短的部分信息进行补位,并根据所述第二预设的时域大小,对合并后的数据信息或补位后的数据信息进行信道译码/解速率匹配。
- 根据权利要求38所述的网络设备,其特征在于,所述接收单元根据第一预设的时域大小,在所述上行区域接收所述上行共享信道,具体为:当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,所述接收单元从所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上接收所述上行共享信道,并根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;当所述第一预设的时域大小超过所述上行区域的时域大小或超过所述预设区域的时 域大小时,所述接收单元从所述上行区域或所述预设区域所占用的所有符号上接收所述上行共享信道,将所述上行共享信道传输的数据信息进行补位后,根据所述第一预设的时域大小,对补位后的数据信息进行信道译码/解速率匹配。
- 根据权利要求37所述的网络设备,其特征在于,所述发送单元向终端发送指示信息,具体为:所述接收单元在所述上行共享信道传输所在的时间单元或所述上行共享信道传输所在的时间单元之前的时间单元中向所述终端发送所述指示信息。
- 根据权利要求37所述的网络设备,其特征在于,所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者,所述指示信息指示所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
- 根据权利要求42所述的网络设备,其特征在于,所述同时包含上行以及下行的结构类型进一步包括上行为主或下行为主的结构类型。
- 根据权利要求37所述的网络设备,其特征在于,所述接收单元还用于:当所述发送单元没有发送指示信息或所述指示信息发送失败时,所述接收单元在所述时间单元中不接收上行传输,或者所述接收单元在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置接收所述上行共享信道;或者,当所述上行共享信道传输所在的时间单元为全下行时,所述接收单元不接收上行传输。
- 根据权利要求37所述的网络设备,其特征在于,所述接收单元具体用于:当所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,所述接收单元根据预先约定或配置,分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收独立传输的上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收一个上行共享信道。
- 根据权利要求37-45中任一项所述的网络设备,其特征在于,所述指示信息携带 在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
- 根据权利要求37-45中任一项所述的网络设备,其特征在于,所述上行共享信道为以下一种或多种:免调度的上行共享信道;半持续调度的上行共享信道;物理混合自动重传指示信道PHICH触发重传的上行共享信道。
- 根据权利要求37-45任一项所述的网络设备,其特征在于,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
- 一种装置,其特征在于,包括:处理器、收发机和存储器;所述处理器,用于读取所述存储器中的程序,执行下列过程:通过所述收发机接收网络设备发送的指示信息,所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;以及,通过所述收发机在所述上行区域发送所述上行共享信道;所述收发机,用于在所述处理器的控制下接收和发送数据。
- 根据权利要求49所述的装置,其特征在于,所述处理器,具体用于:根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,通过所述收发机在所述上行区域发送所述上行共享信道;或者,根据第一预设的时域大小,通过所述收发机在所述上行区域发送所述上行共享信道。
- 根据权利要求50所述的装置,其特征在于,所述处理器,具体用于:根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将编码/速率匹配后的数据信息映射到所述上行区域上,并通过所述收发机发送编码;或者,根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将所述编码/速率匹配后的数据信息映射到所述预设区域上,并通过该所述收发机进行发送;或者,根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,将编码/速率匹配后的数据信息根据所述上行区域的时域大小进行重复或者截短后映射到所述上行区域上,并通过所述收发机进行发送;或者,根据第二预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配,并将编码/速率匹配后的数据信息根据所述预设区域的时域大小进行重复或者截短后映射 到所述预设区域上并通过所述收发机进行发送。
- 根据权利要求50所述的装置,其特征在于,所述处理器,具体用于:根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,将所述编码/速率匹配后的数据信息映射到所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上并通过所述收发机进行发送;当所述第一预设的时域大小超过所述上行区域的时域大小时,将所述编码/速率匹配后的数据信息根据所述上行区域的时域大小进行截短,将截短后的数据信息映射到所述上行区域中并通过所述收发机进行发送或放弃所述上行共享信道的发送,或当所述第一预设的时域大小超过所述预设区域的时域大小时,将所述编码/速率匹配后的数据信息根据所述预设区域的时域大小进行截短,将截短后的数据信息映射到所述预设区域中并通过所述收发机进行发送或放弃所述上行共享信道的发送。
- 根据权利要求49所述的装置,其特征在于,所述处理器,具体用于:通过所述收发机在所述上行共享信道传输所在的时间单元中或所述上行共享信道传输所在的时间单元之前的时间单元中接收所述指示信息。
- 根据权利要求49所述的装置,其特征在于,所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者,所述指示信息指示所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
- 根据权利要求54所述的装置,其特征在于,所述同时包含上行以及下行的结构类型包括上行为主或下行为主的结构类型。
- 根据权利要求49所述的装置,其特征在于,所述处理器还用于:当没有通过所述收发机接收到所述指示信息或所述指示信息接收失败时,在所述时间单元中不进行上行传输,或者在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置通过所述收发机传输所述上行共享信道;或者,当根据所述指示信息确定所述上行共享信道传输所在的时间单元为全下行时,放弃本 次传输。
- 根据权利要求49所述的装置,其特征在于,所述处理器具体用于:当根据所述指示信息确定所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,根据预先约定或配置,通过所述收发机分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中独立的传输上行共享信道,或者,通过所述收发机在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中传输一个上行共享信道。
- 根据权利要求49-57中任一项所述的装置,其特征在于,所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
- 根据权利要求49-57中任一项所述的装置,其特征在于,所述上行共享信道为以下一种或多种:免调度的上行共享信道;半持续调度的上行共享信道;物理混合自动重传指示信道PHICH触发重传的上行共享信道。
- 根据权利要求49-57中任一项所述的装置,其特征在于,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
- 一种装置,其特征在于,包括:处理器、收发机和存储器;所述处理器,用于读取所述存储器中的程序,执行下列过程:通过所述收发机向终端发送指示信息,所述指示信息用于所述终端确定上行共享信道传输所在的时间单元中的上行区域;以及,通过所述收发机在所述上行区域接收所述终端发送的所述上行共享信道;所述收发机,用于在所述处理器的控制下接收和发送数据。
- 根据权利要求61所述的装置,其特征在于,所述处理器,具体用于:根据所述上行区域的时域大小或所述上行区域中的用于传输数据的预设区域的时域大小,通过所述收发机在所述上行区域接收所述上行共享信道;或者,根据第一预设的时域大小,通过所述收发机在所述上行区域接收所述上行共享信道。
- 根据权利要求62所述的装置,其特征在于,所述处理器,具体用于:根据所述上行区域的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;或者,根据所述预设区域的时域大小,对所述上行共享信道传输的数据信息进行编码/速率匹配;或者,根据第二预设的时域大小以及所述上行区域的时域大小,或根据所述第二预设的时域大小以及所述预设区域的时域大小,确定对编码/速率匹配后的数据信息进行重复或者截短后,将所述上行共享信道传输的数据信息中重复的部分信息进行合并或者将截短的部分信息进行补位,并根据所述第二预设的时域大小,对合并后的数据信息或补位后的数据信息进行信道译码/解速率匹配。
- 根据权利要求62所述的装置,其特征在于,所述处理器,具体用于:当所述第一预设的时域大小不超过所述上行区域的时域大小或不超过所述预设区域的时域大小时,从所述上行区域或所述预设区域中的所述第一预设的时域大小所对应的时域资源上接收所述上行共享信道,并根据所述第一预设的时域大小,对所述上行共享信道传输的数据信息进行信道译码/解速率匹配;当所述第一预设的时域大小超过所述上行区域的时域大小或超过所述预设区域的时域大小时,从所述上行区域或所述预设区域所占用的所有符号上接收所述上行共享信道,将所述上行共享信道传输的数据信息进行补位后,根据所述第一预设的时域大小,对补位后的数据信息进行信道译码/解速率匹配。
- 根据权利要求61所述的装置,其特征在于,所述处理器,具体用于:在所述上行共享信道传输所在的时间单元或所述上行共享信道传输所在的时间单元之前的时间单元中通过所述收发机向所述终端发送所述指示信息。
- 根据权利要求61所述的装置,其特征在于,所述指示信息指示所述上行共享信道传输所在的时间单元中的上行区域的时域大小和/或时域位置;或者,所述上行共享信道传输所在的时间单元的上下行资源划分,其中,所述上下行资源划分具体为:下行资源、上行资源和保护间隔GP资源中的至少两项内容,其中,所述下行资源包括下行区域的大小和/或位置、所述上行资源包括上行区域的大小和/或位置、所述GP资源包括保护间隔GP的大小和/或位置;或者,所述上下行资源划分具体为:所述上行共享信道传输所在的时间单元的上下行结构类型,所述上下行结构类型为全上行、全下行、同时包含上行以及下行的结构类型中的至少一种。
- 根据权利要求66所述的装置,其特征在于,所述同时包含上行以及下行的结构类型进一步包括上行为主或下行为主的结构类型。
- 根据权利要求61所述的装置,其特征在于,所述处理器还用于:当没有通过所述收发机发送指示信息或所述指示信息发送失败时,在所述时间单元中 不接收上行传输,或者在所述时间单元中按照预先约定或配置的时域资源的大小和/或位置通过所述收发机接收所述上行共享信道;或者,当所述上行共享信道传输所在的时间单元为全下行时,不接收上行传输。
- 根据权利要求61所述的装置,其特征在于,所述处理器具体用于:当所述上行共享信道传输所在的时间单元包含下行区域和上行区域且所述上行共享信道传输所在的时间单元之后的时间单元为全上行时,根据预先约定或配置,通过所述收发机分别在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中接收独立传输的上行共享信道,或者,在所述上行共享信道传输所在的时间单元以及所述上行共享信道传输所在的时间单元之后的时间单元中通过所述收发机接收一个上行共享信道。
- 根据权利要求64-69中任一项所述的装置,其特征在于,所述指示信息携带在高层信令中,或者承载在广播信道中,或者承载在下行控制信道中传输;和/或,所述指示信息为所述终端专属,或者为所述终端与其它终端共享。
- 根据权利要求64-69中任一项所述的装置,其特征在于,所述上行共享信道为以下一种或多种:免调度的上行共享信道;半持续调度的上行共享信道;物理混合自动重传指示信道PHICH触发重传的上行共享信道。
- 根据权利要求64-69中任一项所述的装置,其特征在于,所述时间单元定义为包含D1个子帧,或D2个时隙,或D3个mini-slot,或D4个符号的单元,其中,D1、D2、D3、D4为大于或等于1的整数。
- 一种计算机存储介质,其特征在于,所述计算机可读存储介质存储有计算机可执行指令,所述计算机可执行指令用于使所述计算机执行权利要求1-11任一项所述的方法。
- 一种计算机存储介质,其特征在于,所述计算机可读存储介质存储有计算机可执行指令,所述计算机可执行指令用于使所述计算机执行权利要求12-22任一项所述的方法。
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| WO2019140681A1 (en) * | 2018-01-22 | 2019-07-25 | Zte Corporation | Configuring multiple transmissions |
| CN110913481B (zh) * | 2018-09-17 | 2023-02-10 | 华为技术有限公司 | 数据传输方法及通信装置 |
| AU2018442552A1 (en) * | 2018-09-28 | 2021-05-20 | Ntt Docomo, Inc. | Transmission device and reception device |
| CN112654078B (zh) * | 2019-10-12 | 2022-10-14 | 维沃移动通信有限公司 | 一种上行传输控制方法及终端 |
| WO2021163929A1 (zh) * | 2020-02-19 | 2021-08-26 | 华为技术有限公司 | 业务传输的方法和通信装置 |
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| US20190327020A1 (en) | 2019-10-24 |
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