WO2021083247A1 - 上行传输的方法、上行传输指示的方法和设备 - Google Patents
上行传输的方法、上行传输指示的方法和设备 Download PDFInfo
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Definitions
- the embodiments of the present disclosure relate to the field of communication technologies, and in particular to an uplink transmission method, an uplink transmission indication method and equipment.
- Uplink Control Information is composed of channel state information (CSI) and hybrid automatic repeat request acknowledgement (HARQ-ACK).
- CSI generally includes a channel quality indicator (Channel Quality Indicator, CQI), a precoding matrix indicator (Precording Matrix Indicator, PMI), and a rank indicator (Rank Indicator, RI).
- the HARQ-ACK feedback information generally includes Acknowledgement (ACK) and Negative Acknowledgement (NACK).
- UCI information can be transmitted on the Physical Uplink Control Channel (PUCCH) or on the Physical Uplink Shared Channel (PUSCH).
- PUCCH Physical Uplink Control Channel
- PUSCH Physical Uplink Shared Channel
- the UCI information may not be sent because the UE does not send uplink data.
- An objective of the embodiments of the present disclosure is to provide an uplink transmission method, an uplink transmission indication method and device, and solve the problem that UCI information cannot be sent.
- an embodiment of the present disclosure provides an uplink transmission method, which is applied to a terminal, and includes:
- the first uplink authorization does not generate a MAC PDU when a predetermined condition is met;
- the embodiments of the present disclosure also provide an uplink transmission indication method, which is applied to a network device, and includes:
- Send a first instruction where the first instruction indicates that the transmission time of the PUSCH corresponding to the first uplink grant of the terminal is different from the transmission time of the first uplink control information; or the first instruction indicates the first time and the second time, where, The first time is the transmission time of the PUSCH corresponding to the first uplink grant, the second time is the transmission time of the first uplink control information, and the first time is different from the second time, the first The uplink authorization does not generate MAC PDU when the predetermined conditions are met.
- the embodiments of the present disclosure also provide a terminal, including:
- the first determining module is configured to determine a first uplink authorization, and the first uplink authorization does not generate a MAC PDU when a predetermined condition is met;
- the second determining module is configured to determine the uplink transmission behavior of the terminal according to the PUSCH corresponding to the first uplink grant and the first uplink control information.
- the embodiments of the present disclosure also provide a network device, including:
- the sending module is configured to send a first indication, the first indication indicating that the sending time of the PUSCH corresponding to the first uplink grant of the terminal is different from the sending time of the first uplink control information; or the first indication indicating that the first time and the first time
- the second time where the first time is the transmission time of the PUSCH corresponding to the first uplink grant, the second time is the transmission time of the first uplink control information, and the first time and the second time are different ,
- the first uplink authorization does not generate a MAC PDU when the predetermined condition is met.
- the embodiments of the present disclosure also provide a communication device, including: a memory, a processor, and a program stored on the memory and capable of running on the processor.
- a communication device including: a memory, a processor, and a program stored on the memory and capable of running on the processor.
- embodiments of the present disclosure also provide a computer-readable storage medium having a computer program stored on the computer-readable storage medium, and when the computer program is executed by a processor, the uplink transmission as described in the first aspect is realized The steps in the method; or the steps in the method for implementing uplink transmission as described in the second aspect.
- the terminal can be made to send UCI more flexibly, and the conflict between the power consumption of the terminal and the sending of UCI can be balanced.
- FIG. 1 is a schematic diagram of the architecture of a wireless communication system according to an embodiment of the disclosure
- FIG. 2 is a flowchart of an uplink transmission method according to an embodiment of the disclosure
- FIG. 3 is a flowchart of a method for uplink transmission indication according to an embodiment of the disclosure
- FIG. 4 is a schematic diagram of a terminal according to an embodiment of the disclosure.
- FIG. 5 is a schematic diagram of a network device according to an embodiment of the disclosure.
- Fig. 6 is a schematic diagram of a communication device according to an embodiment of the disclosure.
- the fourth generation mobile communication technology (4G) and fifth generation mobile communication technology (5G) systems can allow terminals (for example: User Equipment (UE)) )
- terminals for example: User Equipment (UE)
- UE User Equipment
- MAC PDU Media Access Control Protocol Data Unit
- the UE does not generate MAC PDU and needs to meet all the following conditions at the same time:
- the MAC entity is configured with the uplink ignore function, and the uplink authorization used is scheduled through the Cell Radio Network Temporary Identity (C-RNTI). Or, the uplink grant used is a configured uplink grant (CG).
- C-RNTI Cell Radio Network Temporary Identity
- CG configured uplink grant
- CSI Channel State Information
- SDU MAC Service Data Unit
- MAC PDU only includes periodic buffer status report (Buffer Status Report, BSR), and no logical channel group has data. Or, the MAC PDU only includes padding BSR (padding BSR).
- BSR Buffer Status Report
- words such as “exemplary” or “for example” are used as examples, illustrations, or illustrations. Any embodiment or design solution described as “exemplary” or “for example” in the embodiments of the present disclosure should not be construed as being more preferable or advantageous than other embodiments or design solutions. To be precise, words such as “exemplary” or “for example” are used to present related concepts in a specific manner.
- LTE Long Time Evolution
- LTE-A Long Time Evolution
- CDMA Code Division Multiple Access
- TDMA Time Division Multiple Access
- FDMA Frequency Division Multiple Access
- OFDMA Orthogonal Frequency Division Multiple Access
- SC-FDMA Single Carrier Frequency Single-carrier Frequency-Division Multiple Access
- the terms “system” and “network” are often used interchangeably.
- the CDMA system can implement radio technologies such as CDMA2000 and Universal Terrestrial Radio Access (UTRA).
- UTRA includes Wideband Code Division Multiple Access (WCDMA) and other CDMA variants.
- the TDMA system can implement radio technologies such as the Global System for Mobile Communication (GSM).
- OFDMA system can realize such as Ultra Mobile Broadband (UMB), evolved UTRA (Evolution-UTRA, E-UTRA), IEEE 802.11 (Wi-Fi), IEEE 802.16 (WiMAX), IEEE 802.20, Flash-OFDM, etc Radio technology.
- UMB Ultra Mobile Broadband
- Evolution-UTRA evolved UTRA
- IEEE 802.11 Wi-Fi
- IEEE 802.16 WiMAX
- IEEE 802.20 Flash-OFDM
- Flash-OFDM Flash-OFDM
- LTE and more advanced LTE are new UMTS versions that use E-UTRA.
- UTRA, E-UTRA, UMTS, LTE, LTE-A, and GSM are described in documents from an organization named "3rd Generation Partnership Project” (3GPP).
- CDMA2000 and UMB are described in documents from an organization named “3rd Generation Partnership Project 2" (3GPP2).
- the techniques described in this article can be used for the systems and radio technologies mentioned above, as well as other systems and radio technologies.
- FIG. 1 it is a schematic diagram of the architecture of a wireless communication system provided by an embodiment of the present disclosure.
- the wireless communication system may include: a network device 11 and a terminal 12.
- the terminal 12 may be denoted as a UE 12, and the terminal 12 may communicate with the network device 11 (transmitting signaling or transmitting data).
- the connection between the above-mentioned various devices may be a wireless connection.
- a solid line is used in FIG.
- the network device 11 provided in the embodiment of the present disclosure may be a base station, which may be a commonly used base station, an evolved node base station (eNB), or a network device in a 5G system (for example, the following Equipment such as next generation node base station (gNB) or transmission and reception point (TRP)).
- eNB evolved node base station
- 5G system for example, the following Equipment such as next generation node base station (gNB) or transmission and reception point (TRP)).
- gNB next generation node base station
- TRP transmission and reception point
- the terminal 12 may be a mobile phone, a tablet computer, a notebook computer, an ultra-mobile personal computer (UMPC), a netbook or a personal digital assistant (PDA), a mobile Internet device (Mobile Internet Device (MID), Wearable Device (Wearable Device), or in-vehicle equipment, etc.
- UMPC ultra-mobile personal computer
- PDA personal digital assistant
- MID Mobile Internet Device
- MID Wearable Device
- in-vehicle equipment etc.
- an embodiment of the present disclosure provides a method for uplink transmission.
- the execution body of the method is a terminal.
- the method includes: step 201 and step 202.
- Step 201 Determine the first uplink authorization, and the first uplink authorization does not generate MAC PDU when the predetermined condition is met;
- the first uplink authorization not to generate a MAC PDU when a predetermined condition is met may be configured by the network side, or may also be agreed upon by a protocol.
- the predetermined condition may refer to a condition that the UE needs to meet when it does not generate a MAC PDU, which will not be described here.
- Step 202 Determine the uplink transmission behavior of the terminal according to the PUSCH corresponding to the first uplink grant and the first uplink control information.
- the uplink transmission behavior of the terminal is determined according to the PUSCH corresponding to the first uplink grant and the first uplink control information.
- the first uplink control information may include one or more of the following: (1) HARQ feedback information; (2) periodic CSI report; (3) SR; (4) physical random Access channel (Physical Random Access Channel, PRACH) information.
- the HARQ feedback information includes one or more of the following:
- First HARQ feedback information the priority of the first HARQ feedback information is high priority or low priority, and the first HARQ feedback information is used to feed back the transmission situation of high priority data or low priority data;
- HARQ feedback information includes HARQ feedback corresponding to high-priority data transmission, or HARQ feedback information includes HARQ feedback corresponding to low-priority data transmission.
- the second HARQ feedback information (equivalent to HARQ feedback information on different cells), the cell corresponding to the second HARQ feedback information is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the HARQ feedback information of the SCell is transmitted through the PUSCH channel of the PCell, or the HARQ feedback information of the SCell-1 is transmitted through the PUSCH channel of the SCell-2.
- the cell corresponding to the third HARQ feedback information is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the HARQ feedback information of SCell-1 is transmitted through the PUSCH channel of SCell-1, or the HARQ feedback information of PCell is transmitted through the PUSCH channel of PCell.
- the periodic CSI report includes one or more of the following:
- the first periodic CSI report the priority of the first periodic CSI report is high priority or low priority, and the first periodic CSI report includes the high priority or low priority CSI report amount ;
- the high-priority periodic CSI report may be the periodic CSI report of the PCell. Or a periodic CSI report used to measure the interference of neighboring cells.
- a second periodic CSI report (equivalent to periodic CSI reports on different cells), the cell corresponding to the second periodic CSI report is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the periodic CSI report of SCell is sent through the PUSCH channel of PCell, or the periodic CSI report of SCell-1 is sent through the PUSCH channel of SCell-2.
- a third periodic CSI report (equivalent to a periodic CSI report on the same cell), the cell corresponding to the third periodic CSI report is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the periodic CSI report of SCell-1 is sent through the PUSCH channel of SCell-1, or the periodic CSI report of PCell is sent through the PUSCH channel of PCell.
- the SR includes one or more of the following:
- a first SR the priority of the first SR is high priority or low priority, and the first SR is an SR triggered by a high priority condition or a low priority condition;
- a high-priority SR may be triggered by high-priority logical channel data, or a high-priority SR may be triggered by a beam failure report, or a high-priority SR may be triggered by the uplink before listening ( Listen-Before-Talk, LBT) failed to trigger.
- LBT Listen-Before-Talk
- a second SR (equivalent to an SR on a different cell), the cell corresponding to the second SR is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the SR of SCell is transmitted through the PUSCH channel of PCell, or the SR of SCell-1 is transmitted through the PUSCH channel of SCell-2.
- a third SR (equivalent to an SR on the same cell), the cell corresponding to the third SR is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the SR of SCell-1 is transmitted through PUSCH channel resource multiplexing of SCell-1 (for example, a resource element (Resource Element, RE) that occupies a part of PUSCH resources), or the SR of PCell is transmitted through the PUSCH channel of PCell.
- resource multiplexing of SCell-1 for example, a resource element (Resource Element, RE) that occupies a part of PUSCH resources
- the SR of PCell is transmitted through the PUSCH channel of PCell.
- the PRACH information includes one or more of the following:
- First PRACH information the priority of the first PRACH information is high priority or low priority, and the first PRACH information is PRACH information triggered by a high priority condition or a low priority condition;
- high-priority PRACH information may be triggered by high-priority logical channel data, or high-priority PRACH information may be triggered by beam failure reporting, or high-priority PRACH information may be triggered by uplink LBT failure Triggered.
- low-priority PRACH information may be triggered by low-priority logical channels or low-priority data.
- Second PRACH information (equivalent to PRACH information on different cells), the cell corresponding to the second PRACH information is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the PRACH information of the SCell is transmitted through the PUSCH channel of the PCell, or the PRACH information of the SCell-1 is transmitted through the PUSCH channel of the SCell-2.
- the cell corresponding to the third PRACH information is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the PRACH information of SCell-1 is transmitted through PUSCH channel resource multiplexing of SCell-1 (for example, an RE that occupies a part of PUSCH resources), or the PRACH information of PCell is transmitted through the PUSCH channel of PCell.
- the above-mentioned content included in the first uplink control information may be configured by the network side or agreed by a protocol.
- the first uplink control information includes high-priority HARQ feedback information.
- the first uplink control information includes high-priority periodic CSI reports or periodic CSI reports on the same cell or periodic CSI reports on different cells.
- the first uplink control information includes a high-priority SR or an SR on the same cell or an SR on a different cell.
- the first uplink control information includes high-priority PRACH information or low-priority PRACH information or PRACH information on the same cell or PRACH information on different cells.
- the method shown in FIG. 2 may further include: receiving a first indication that indicates the PUSCH corresponding to the first uplink grant.
- the transmission time is different from the transmission time of the first uplink control information; or the first indication indicates the first time and the second time, where the first time is the transmission time of the PUSCH corresponding to the first uplink grant.
- the second time is the sending time of the first uplink control information, and the first time and the second time are different.
- the terminal may receive the first indication through scheduling information (for example, Downlink Control Information (DCI)) or high-level signaling (for example: (Radio Resource Control, RRC) signaling).
- scheduling information for example, Downlink Control Information (DCI)
- high-level signaling for example: (Radio Resource Control, RRC) signaling.
- RRC Radio Resource Control
- the scheduling and transmission of the PUSCH channel of the UE's primary cell is different from the transmission of specific uplink control information on the SCell. Simultaneously. This makes the transmission of specific uplink control information on the SCell more flexible, and balances the conflict between terminal power consumption and UCI transmission.
- step 202 when the first uplink control information is sent on the PUSCH corresponding to the first uplink grant, a MAC PDU is generated, and the MAC PDU is multiplexed and sent with the first uplink control information, where the The content of the MAC PDU can be a padding field.
- the HARQ feedback information included in the first uplink control information may be high-priority HARQ feedback information; or the periodic CSI report included in the first uplink control information may be a high-priority periodic CSI report; or
- the SR included in the first uplink control information may be a high priority SR; or the PRACH information included in the first uplink control information may be a high priority PRACH information.
- the specific uplink control information on the SCell is sent through the PUSCH channel of the PCell.
- the PUSCH channel of the UE's PCell does not have data to be sent, the UE still generates a MAC PDU for the PUSCH channel of the PCell to send.
- the content of the MAC PDU may be a padding field.
- the UE will generate a MAC PDU, so that specific uplink control information can be multiplexed with the MAC PDU, so that the terminal can send UCI more flexibly, and balance the conflict between terminal power consumption and UCI transmission .
- step 202 if no MAC PDU is generated on the PUSCH corresponding to the first uplink grant, dummy bits are generated through the physical layer of the terminal; and the first uplink control information is combined with The pseudo bits are multiplexed and sent. For example, according to the transmission block size of the first uplink authorization, pseudo bits are generated through the physical layer of the terminal.
- the HARQ feedback information included in the first uplink control information may be high-priority HARQ feedback information; or the periodic CSI report included in the first uplink control information may be a high-priority periodic CSI report; or
- the SR included in the first uplink control information may be a high priority SR; or the PRACH information included in the first uplink control information may be a high priority PRACH information.
- the MAC entity of the UE does not generate MAC PDUs for sending on the PUSCH channel of the PCell.
- the physical layer of the UE generates dummy bits according to the uplink authorized transport block size (Transport Block Size, TBS). For example, if the TBS is 10 bytes, the value of the generated bit (bit) is all "0" or all " 1” 10byte data.
- TBS Transport Block Size
- the UE does not generate MAC PDUs to meet the UE's uplink power saving requirements.
- the UCI sending terminal it can generate dummy bits and multiplex specific uplink control information with the dummy bits to transmit, so that The terminal sends UCI more flexibly, balancing the conflict between terminal power consumption and sending UCI.
- step 202 when there is no uplink data (for example, uplink MAC PDU) sent on the PUSCH corresponding to the first uplink grant in the first time slot, the first uplink control information is not sent The PUSCH corresponding to the first uplink grant multiplexed into the first time slot.
- uplink data for example, uplink MAC PDU
- step 202 when there is no uplink data (for example, uplink MAC PDU) sent on the PUSCH corresponding to the first uplink grant, the first uplink control information is not multiplexed into the PUSCH corresponding to the first uplink grant.
- uplink data for example, uplink MAC PDU
- the HARQ feedback information included in the first uplink control information may be high-priority HARQ feedback information; or the periodic CSI report included in the first uplink control information may be a high-priority periodic CSI report; or
- the SR included in the first uplink control information may be a high priority SR; or the PRACH information included in the first uplink control information may be a high priority PRACH information.
- both timeslot 4 (slot-4) and timeslot 5 (slot-5) of the PCell of the UE have uplink authorizations that can be used for PUSCH transmission, and the HARQ feedback of the SCell of the UE is triggered in timeslot 0 (slot-0).
- the HARQ feedback of the UE's SCell is not multiplexed and sent through the PUSCH of slot-4 of the PCell.
- the HARQ of the UE's SCell The feedback is multiplexed and sent through the PUSCH of slot-5 of the PCell.
- the terminal can wait until there is data transmission on the PUSCH channel of the PCell, and then pass specific uplink control information.
- PCell s PUSCH channel transmission makes it more flexible for the terminal to send UCI and balances the conflict between terminal power consumption and UCI transmission.
- step 202 if no MAC PDU is generated, the physical layer of the terminal does not generate the first uplink control information; or, the physical layer of the terminal generates the first uplink control information. Control information is discarded.
- the HARQ feedback information included in the first uplink control information may be low-priority HARQ feedback information; or the periodic CSI report included in the first uplink control information may be a low-priority periodic CSI report; or
- the SR included in the first uplink control information may be a low priority SR; or the PRACH information included in the first uplink control information may be a low priority PRACH information.
- the low-priority HARQ feedback information includes HARQ feedback information used to feed back the transmission situation of the low-priority data.
- the low-priority periodic CSI report contains channel state information used to feed back low-priority channels (such as low-priority SCells).
- Low-priority SRs include SRs triggered by low-priority data or low-priority logical channels.
- the low-priority PRACH includes a PRACH triggered by low-priority data or low-priority logical channels.
- the MAC entity of the UE does not generate a MAC PDU for transmission on the PUSCH channel of the PCell.
- the physical layer of the UE does not generate corresponding specific uplink control information; or, if the physical layer of the UE generates specific uplink control information (for example, the uplink control information generated in advance before judging whether there is uplink data), the UE will use the uplink control information. Control information is discarded. In this way, no data is sent on the PUSCH channel of the PCell, and the UE does not generate a MAC PDU, which meets the UE's uplink power saving requirements.
- an embodiment of the present disclosure also provides a method for uplink transmission indication.
- the main body of the method is a network device, and the specific steps include: step 301.
- Step 301 Send a first instruction, the first instruction indicating that the sending time of the PUSCH corresponding to the first uplink grant of the terminal is different from the sending time of the first uplink control information; or the first instruction indicating the first time and the second time , wherein the first time is the transmission time of the PUSCH corresponding to the first uplink grant, the second time is the transmission time of the first uplink control information, and the first time and the second time are different, so The first uplink authorization does not generate MAC PDU when the predetermined condition is met.
- the predetermined condition may be a condition that the UE needs to satisfy not to generate a MAC PDU, and it will not be described here.
- the network device may send the first indication through scheduling information (for example, DCI or high-layer signaling (for example: RRC signaling).
- scheduling information for example, DCI or high-layer signaling (for example: RRC signaling).
- the scheduled transmission of the PUSCH channel of the PCell of the UE is different from the transmission of the specific uplink control information on the SCell.
- the first uplink control information may include one or more of the following: (1) HARQ feedback information; (2) periodic CSI report; (3) SR; (4) physical random Access channel (Physical Random Access Channel, PRACH) information.
- the HARQ feedback information includes one or more of the following:
- the first HARQ feedback information, the priority of the first HARQ feedback information is high priority, and the first HARQ feedback information is used to feed back the transmission situation of high priority data;
- the HARQ feedback information includes HARQ feedback corresponding to high-priority data transmission.
- the second HARQ feedback information (equivalent to HARQ feedback information on different cells), the cell corresponding to the second HARQ feedback information is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the HARQ feedback information of the SCell is transmitted through the PUSCH channel of the PCell, or the HARQ feedback information of the SCell-1 is transmitted through the PUSCH channel of the SCell-2.
- the cell corresponding to the third HARQ feedback information is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the HARQ feedback information of SCell-1 is transmitted through the PUSCH channel of SCell-1, or the HARQ feedback information of PCell is transmitted through the PUSCH channel of PCell.
- the periodic CSI report includes one or more of the following:
- a first periodic CSI report the priority of the first periodic CSI report is high priority, and the first periodic CSI report includes a high priority CSI report amount;
- the high-priority periodic CSI report may be the periodic CSI report of the PCell. Or a periodic CSI report used to measure the interference of neighboring cells.
- a second periodic CSI report (equivalent to periodic CSI reports on different cells), the cell corresponding to the second periodic CSI report is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the periodic CSI report of SCell is sent through the PUSCH channel of PCell, or the periodic CSI report of SCell-1 is sent through the PUSCH channel of SCell-2.
- a third periodic CSI report (equivalent to a periodic CSI report on the same cell), the cell corresponding to the third periodic CSI report is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the periodic CSI report of SCell-1 is sent through the PUSCH channel of SCell-1, or the periodic CSI report of PCell is sent through the PUSCH channel of PCell.
- the SR includes one or more of the following:
- the first SR the priority of the first SR is high priority, and the first SR is an SR triggered by a high priority condition;
- a high-priority SR can be triggered by high-priority logical channel data, or a high-priority SR can be triggered by a beam failure report, or a high-priority SR can be triggered by the uplink before listening first and then saying failure. Triggered.
- a second SR (equivalent to an SR on a different cell), the cell corresponding to the second SR is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the SR of SCell is transmitted through the PUSCH channel of PCell, or the SR of SCell-1 is transmitted through the PUSCH channel of SCell-2.
- a third SR (equivalent to an SR on the same cell), the cell corresponding to the third SR is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the SR of SCell-1 is transmitted through PUSCH channel resource multiplexing of SCell-1 (for example, a resource unit that occupies a part of PUSCH resources), or the SR of PCell is transmitted through the PUSCH channel of PCell.
- the PRACH information includes one or more of the following:
- First PRACH information the priority of the first PRACH information is high priority, and the first PRACH information is PRACH information triggered by a high priority condition;
- high-priority PRACH information may be triggered by high-priority logical channel data, or high-priority PRACH information may be triggered by beam failure reporting, or high-priority PRACH information may be triggered by uplink LBT failure Triggered.
- Second PRACH information (equivalent to PRACH information on different cells), the cell corresponding to the second PRACH information is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the PRACH information of the SCell is transmitted through the PUSCH channel of the PCell, or the PRACH information of the SCell-1 is transmitted through the PUSCH channel of the SCell-2.
- the cell corresponding to the third PRACH information is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the PRACH information of SCell-1 is transmitted through PUSCH channel resource multiplexing of SCell-1 (for example, an RE that occupies a part of PUSCH resources), or the PRACH information of PCell is transmitted through the PUSCH channel of PCell.
- the terminal can be made to send UCI more flexibly, and the conflict between the power consumption of the terminal and the sending of UCI can be balanced.
- an embodiment of the present disclosure further provides a terminal, and the terminal 400 includes:
- the first determining module 401 is configured to determine a first uplink grant, and the first uplink grant does not generate a MAC PDU when a predetermined condition is met;
- the second determining module 402 is configured to determine the uplink transmission behavior of the terminal according to the PUSCH corresponding to the first uplink grant and the first uplink control information.
- the first uplink authorization not to generate MAC PDU is configured by the network side, or agreed by a protocol.
- the second determining module 402 is further configured to: when the first uplink control information is sent on the PUSCH corresponding to the first uplink grant, generate a MAC PDU, and compare the MAC PDU with the The first uplink control information is multiplexed and sent.
- the second determining module 402 is further configured to: if the first uplink authorization does not generate a MAC PDU, generate a dummy bit through the physical layer of the terminal; and compare the first uplink control information with the Pseudo bits are multiplexed and sent.
- the second determining module 402 is further configured to: generate dummy bits through the physical layer of the terminal according to the transport block size of the first uplink grant.
- the second determining module 402 is further configured to: when there is no uplink data (for example, uplink MAC PDU) to be sent on the PUSCH corresponding to the first uplink grant in the first time slot, not to send the second An uplink control information is multiplexed to the PUSCH corresponding to the first uplink grant in the first time slot.
- uplink data for example, uplink MAC PDU
- the second determining module 402 is further configured to: when there is uplink data (for example, uplink MAC PDU) to be sent on the PUSCH corresponding to the first uplink grant in the second time slot, control the first uplink The information is sent through the PUSCH corresponding to the first uplink grant in the second time slot.
- uplink data for example, uplink MAC PDU
- the second determining module 402 is further configured to: in the case that no uplink data (for example, uplink MAC PDU) is sent on the PUSCH corresponding to the first uplink grant, not to copy the first uplink control information The PUSCH corresponding to the first uplink grant is used.
- no uplink data for example, uplink MAC PDU
- the second determining module 402 is further configured to: when there is uplink data (for example, uplink MAC PDU) to be sent on the PUSCH corresponding to the second uplink grant, pass the first uplink control information through the second uplink The PUSCH corresponding to the authorization is sent, and the second uplink authorization does not generate a MAC PDU when the predetermined condition is met.
- uplink data for example, uplink MAC PDU
- the second determining module 402 is further configured to: if no MAC PDU is generated, the physical layer of the terminal does not generate the first uplink control information; or, the physical layer of the terminal will generate all the The first uplink control information is discarded.
- the terminal shown in FIG. 4 further includes: a receiving module, configured to receive a first indication, the first indication indicating the transmission time of the PUSCH corresponding to the first uplink grant and the transmission time of the first uplink control information different.
- the first uplink control information may include one or more of the following: (1) HARQ feedback information; (2) periodic CSI report; (3) SR; (4) PRACH information .
- the HARQ feedback information includes one or more of the following:
- the first HARQ feedback information the priority of the first HARQ feedback information is high priority or low priority;
- the second HARQ feedback information (equivalent to HARQ feedback information on different cells), the cell corresponding to the second HARQ feedback information is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the cell corresponding to the third HARQ feedback information is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the periodic CSI report includes one or more of the following:
- the first periodic CSI report the priority of the first periodic CSI report is high priority or low priority;
- a second periodic CSI report (equivalent to periodic CSI reports on different cells), the cell corresponding to the second periodic CSI report is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- a third periodic CSI report (equivalent to a periodic CSI report on the same cell), the cell corresponding to the third periodic CSI report is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the SR includes one or more of the following:
- the first SR the priority of the first SR is high priority or low priority
- a second SR (equivalent to an SR on a different cell), the cell corresponding to the second SR is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- a third SR (equivalent to an SR on the same cell), the cell corresponding to the third SR is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the PRACH information includes one or more of the following:
- First PRACH information the priority of the first PRACH information is high priority or low priority
- Second PRACH information (equivalent to PRACH information on different cells), the cell corresponding to the second PRACH information is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the cell corresponding to the third PRACH information is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the terminal provided in the embodiment of the present disclosure can implement the various processes implemented by the terminal in the method embodiment of FIG. 2. To avoid repetition, details are not described herein again.
- an embodiment of the present disclosure also provides a network device, and the network device 500 includes:
- the sending module 501 is configured to send a first instruction that indicates that the sending time of the PUSCH corresponding to the first uplink grant of the terminal is different from the sending time of the first uplink control information; or the first instruction indicates that the first time and the The second time, where the first time is the transmission time of the PUSCH corresponding to the first uplink grant, the second time is the transmission time of the first uplink control information, and the first time and the second time The difference is that the first uplink authorization does not generate a MAC PDU when the predetermined condition is met.
- the sending module 501 is further configured to send the first indication through scheduling information or high-layer signaling.
- the first uplink control information may include one or more of the following: (1) HARQ feedback information; (2) periodic CSI report; (3) SR; (4) PRACH information .
- the HARQ feedback information includes one or more of the following:
- the first HARQ feedback information the priority of the first HARQ feedback information is high priority
- the second HARQ feedback information (equivalent to HARQ feedback information on different cells), the cell corresponding to the second HARQ feedback information is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the cell corresponding to the third HARQ feedback information is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the periodic CSI report includes one or more of the following:
- the first periodic CSI report the priority of the first periodic CSI report is high priority
- a second periodic CSI report (equivalent to periodic CSI reports on different cells), the cell corresponding to the second periodic CSI report is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- a third periodic CSI report (equivalent to a periodic CSI report on the same cell), the cell corresponding to the third periodic CSI report is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the SR includes one or more of the following:
- the first SR the priority of the first SR is high priority
- a second SR (equivalent to an SR on a different cell), the cell corresponding to the second SR is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- a third SR (equivalent to an SR on the same cell), the cell corresponding to the third SR is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the PRACH information includes one or more of the following:
- First PRACH information the priority of the first PRACH information is high priority
- Second PRACH information (equivalent to PRACH information on different cells), the cell corresponding to the second PRACH information is different from the cell corresponding to the PUSCH corresponding to the first uplink grant;
- the cell corresponding to the third PRACH information is the same as the cell corresponding to the PUSCH corresponding to the first uplink grant.
- the network device provided by the embodiment of the present disclosure can implement each process implemented by the terminal in the method embodiment of FIG. 3, and in order to avoid repetition, details are not described herein again.
- FIG. 6 is a structural diagram of a communication device applied in an embodiment of the present disclosure.
- the communication device 600 includes: a processor 601, a transceiver 602, a memory 603, and a bus interface.
- the processor 601 Can be responsible for managing the bus architecture and general processing.
- the memory 603 may store data used by the processor 601 when performing operations.
- the communication device 600 further includes: a program that is stored in the memory 603 and can be run on the processor 601, and when the program is executed by the processor 601, the method shown in FIG. 2 or FIG. 3 is implemented. step.
- the bus architecture may include any number of interconnected buses and bridges. Specifically, one or more processors represented by the processor 601 and various circuits of the memory represented by the memory 603 are linked together.
- the bus architecture can also link various other circuits such as peripheral devices, voltage regulators, power management circuits, etc., which are all known in the art, and therefore, will not be further described herein.
- the bus interface provides the interface.
- the transceiver 602 may be a plurality of elements, including a transmitter and a receiver, and provide a unit for communicating with various other devices on the transmission medium.
- the communication device provided by the embodiment of the present disclosure can execute the method embodiment shown in FIG. 2 or FIG. 3, and its implementation principles and technical effects are similar, and details are not described herein again in this embodiment.
- the steps of the method or algorithm described in connection with the disclosure of the present disclosure may be implemented in a hardware manner, or may be implemented in a manner in which a processor executes software instructions.
- Software instructions can be composed of corresponding software modules, which can be stored in random access memory (Random Access Memory, RAM), flash memory, read-only memory (Read-Only Memory, ROM), erasable programmable read-only memory (Erasable PROM, EPROM), Electrically Erasable Programmable Read-Only Memory (Electrically EPROM, EEPROM), registers, hard disks, mobile hard disks, read-only optical disks, or any other form of storage medium known in the art.
- RAM Random Access Memory
- ROM read-only memory
- ROM erasable programmable read-only memory
- Erasable PROM Erasable PROM
- EPROM Electrically Erasable Programmable Read-Only Memory
- registers hard disks, mobile hard disks, read-only optical disks, or any other form of storage
- An exemplary storage medium is coupled to the processor, so that the processor can read information from the storage medium and can write information to the storage medium.
- the storage medium may also be an integral part of the processor.
- the processor and the storage medium may be located in an application specific integrated circuit (ASIC).
- ASIC application specific integrated circuit
- the ASIC may be located in the core network interface device.
- the processor and the storage medium may also exist as discrete components in the core network interface device.
- the functions described in the present disclosure can be implemented by hardware, software, firmware, or any combination thereof.
- these functions can be stored in a computer-readable medium or transmitted as one or more instructions or codes on the computer-readable medium.
- the computer-readable medium includes a computer storage medium and a communication medium, where the communication medium includes any medium that facilitates the transfer of a computer program from one place to another.
- the storage medium may be any available medium that can be accessed by a general-purpose or special-purpose computer.
- the embodiments of the present disclosure can be provided as a method, a system, or a computer program product. Therefore, the embodiments of the present disclosure may adopt the form of a complete hardware embodiment, a complete software embodiment, or an embodiment combining software and hardware. Moreover, the embodiments of the present disclosure may adopt the form of a computer program product implemented on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) containing computer-usable program codes.
- computer-usable storage media including but not limited to disk storage, CD-ROM, optical storage, etc.
- These computer program instructions can also be stored in a computer-readable memory that can guide a computer or other programmable data processing equipment to work in a specific manner, so that the instructions stored in the computer-readable memory produce an article of manufacture including the instruction device.
- the device implements the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.
- These computer program instructions can also be loaded on a computer or other programmable data processing equipment, so that a series of operation steps are executed on the computer or other programmable equipment to produce computer-implemented processing, so as to execute on the computer or other programmable equipment.
- the instructions provide steps for implementing the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.
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Abstract
Description
Claims (30)
- 一种上行传输的方法,应用于终端,包括:确定第一上行授权,所述第一上行授权在满足预定条件时不生成媒体接入控制协议数据单元MAC PDU;根据所述第一上行授权对应的PUSCH和第一上行控制信息,确定所述终端上行传输行为。
- 根据权利要求1所述的方法,其中,所述第一上行授权不生成MAC PDU是通过网络侧配置的,或者是由协议约定的。
- 根据权利要求1所述的方法,其中,根据所述第一上行授权对应的PUSCH和所述第一上行控制信息,确定所述终端的上行传输行为,包括:在将所述第一上行控制信息在所述第一上行授权对应的PUSCH上发送时,生成MAC PDU,将所述MAC PDU与所述第一上行控制信息复用发送。
- 根据权利要求1所述的方法,其中,根据所述第一上行授权对应的PUSCH和所述第一上行控制信息,确定所述终端的上行传输行为,包括:如果所述第一上行授权对应的PUSCH没有生成MAC PDU,则通过所述终端的物理层生成伪比特;将所述第一上行控制信息与所述伪比特复用发送。
- 根据权利要求4所述的方法,其中,通过所述终端的物理层生成伪比特,包括:根据所述第一上行授权的传输块大小,通过所述终端的物理层生成伪比特。
- 根据权利要求1所述的方法,其中,根据所述第一上行授权对应的PUSCH和所述第一上行控制信息,确定所述终端的上行传输行为,包括:在所述第一上行授权对应的PUSCH上没有上行数据发送的情况下,不将所述第一上行控制信息复用到所述第一上行授权对应的PUSCH。
- 根据权利要求6所述的方法,其中,在不将所述第一上行控制信息复用到所述第一上行授权对应的PUSCH之后,还包括:在第二上行授权对应的PUSCH上有上行数据发送的情况下,将所述第 一上行控制信息通过所述第二上行授权对应的PUSCH发送,所述第二上行授权在满足预定条件时不生成MAC PDU。
- 根据权利要求1所述的方法,其中,根据所述第一上行授权和所述第一上行控制信息,确定所述终端的上行传输行为,包括:如果没有生成MAC PDU,则所述终端的物理层不生成所述第一上行控制信息;或者,所述终端的物理层将生成的所述第一上行控制信息丢弃。
- 根据权利要求1所述的方法,还包括:接收第一指示,所述第一指示指示第一上行授权对应的PUSCH的发送时间和第一上行控制信息的发送时间不同;或者所述第一指示指示第一时间和第二时间,其中,所述第一时间为第一上行授权对应的PUSCH的发送时间,所述第二时间为第一上行控制信息的发送时间,且所述第一时间和所述第二时间不同。
- 根据权利要求1至9任一项所述的方法,其中,所述第一上行控制信息包括以下一项或多项:混合自动重传请求HARQ反馈信息;周期性信道状态信息CSI报告;调度请求SR;物理随机接入信道PRACH信息。
- 根据权利要求10所述的方法,其中,所述HARQ反馈信息包括以下一项或多项:第一HARQ反馈信息,所述第一HARQ反馈信息的优先级为高优先级或低优先级;第二HARQ反馈信息,所述第二HARQ反馈信息对应的小区与所述第一上行授权对应的PUSCH对应的小区不同;第三HARQ反馈信息,所述第三HARQ反馈信息对应的小区与所述第一上行授权对应的PUSCH对应的小区相同。
- 根据权利要求10所述的方法,其中,所述周期性CSI报告包括以下一项或多项:第一周期性CSI报告,所述第一周期性CSI报告的优先级为高优先级或 低优先级;第二周期性CSI报告,所述第二周期性CSI报告对应的小区与所述第一上行授权对应的PUSCH对应的小区不同;第三周期性CSI报告,所述第三周期性CSI报告对应的小区与所述第一上行授权对应的PUSCH对应的小区相同。
- 根据权利要求10所述的方法,其中,所述SR包括以下一项或多项:第一SR,所述第一SR的优先级为高优先级或低优先级;第二SR,所述第二SR对应的小区与所述第一上行授权对应的PUSCH对应的小区不同;第三SR,所述第三SR对应的小区与所述第一上行授权对应的PUSCH对应的小区相同。
- 根据权利要求10所述的方法,其中,所述PRACH信息包括以下一项或多项:第一PRACH信息,所述第一PRACH信息的优先级为高优先级或低优先级;第二PRACH信息,所述第二PRACH信息对应的小区与所述第一上行授权对应的PUSCH对应的小区不同;第三PRACH信息,所述第三PRACH信息对应的小区与所述第一上行授权对应的PUSCH对应的小区相同。
- 根据权利要求10所述的方法,其中,所述第一上行控制信息中包括的内容由网络侧配置,或者由协议约定。
- 一种上行传输指示的方法,应用于网络设备,包括:发送第一指示,所述第一指示指示终端第一上行授权对应的PUSCH的发送时间和第一上行控制信息的发送时间不同;或者所述第一指示指示第一时间和第二时间,其中,所述第一时间为第一上行授权对应的PUSCH的发送时间,所述第二时间为第一上行控制信息的发送时间,且所述第一时间和所述第二时间不同,所述第一上行授权在满足预定条件时不生成MAC PDU。
- 根据权利要求16所述的方法,其中,所述发送第一指示,包括:通过调度信息或者高层信令发送所述第一指示。
- 根据权利要求16和17任一项所述的方法,其中,所述第一上行控制信息包括以下一项或多项:HARQ反馈信息;周期性CSI报告;SR;PRACH信息。
- 根据权利要求18所述的方法,其中,所述HARQ反馈信息包括以下一项或多项:第一HARQ反馈信息,所述第一HARQ反馈信息的优先级为高优先级;第二HARQ反馈信息,所述第二HARQ反馈信息对应的小区与所述第一上行授权对应的PUSCH对应的小区不同;第三HARQ反馈信息,所述第三HARQ反馈信息对应的小区与所述第一上行授权对应的PUSCH对应的小区相同。
- 根据权利要求18所述的方法,其中,所述周期性CSI报告包括以下一项或多项:第一周期性CSI报告,所述第一周期性CSI报告的优先级为高优先级;第二周期性CSI报告,所述第二周期性CSI报告对应的小区与所述第一上行授权对应的PUSCH对应的小区不同;第三周期性CSI报告,所述第三周期性CSI报告对应的小区与所述第一上行授权对应的PUSCH对应的小区相同。
- 根据权利要求18所述的方法,其中,所述SR包括以下一项或多项:第一SR,所述第一SR的优先级为高优先级;第二SR,所述第二SR对应的小区与所述第一上行授权对应的PUSCH对应的小区不同;第三SR,所述第三SR对应的小区与所述第一上行授权对应的PUSCH对应的小区相同。
- 根据权利要求18所述的方法,其中,所述PRACH信息包括以下一项或多项:第一PRACH信息,所述第一PRACH信息的优先级为高优先级;第二PRACH信息,所述第二PRACH信息对应的小区与所述第一上行授权对应的PUSCH对应的小区不同;第三PRACH信息,所述第三PRACH信息对应的小区与所述第一上行授权对应的PUSCH对应的小区相同。
- 一种终端,包括:第一确定模块,用于确定第一上行授权,所述第一上行授权在满足预定条件时不生成MAC PDU;第二确定模块,用于根据所述第一上行授权对应的PUSCH和第一上行控制信息,确定所述终端上行传输行为。
- 根据权利要求23所述的终端,其中,所述第一上行授权不生成MAC PDU是通过网络侧配置的,或者是由协议约定的。
- 根据权利要求23所述的终端,其中,所述第二确定模块包括:第一复用发送子模块,用于在将所述第一上行控制信息在所述第一上行授权对应的PUSCH上发送时,生成MAC PDU,将所述MAC PDU与所述第一上行控制信息复用发送。
- 一种网络设备,包括:发送模块,用于发送第一指示,所述第一指示指示终端第一上行授权对应的PUSCH的发送时间和第一上行控制信息的发送时间不同;或者所述第一指示指示第一时间和第二时间,其中,所述第一时间为第一上行授权对应的PUSCH的发送时间,所述第二时间为第一上行控制信息的发送时间,且所述第一时间和所述第二时间不同,所述第一上行授权在满足预定条件时不生成MAC PDU。
- 根据权利要求26所述的网络设备,其中,所述发送模块包括第一发送子模块,用于通过调度信息或者高层信令发送所述第一指示。
- 根据权利要求26和27任一项所述的网络设备,其中,所述第一上行控制信息包括以下一项或多项:HARQ反馈信息;周期性CSI报告;SR;PRACH信息。
- 一种通信设备,包括:存储器、处理器及存储在所述存储器上并可在所述处理器上运行的程序,所述程序被所述处理器执行时实现如权利要求1至15中任一项所述的上行传输的方法中的步骤;或者实现如权利要求16至22中任一项所述的上行传输的方法中的步骤。
- 一种计算机可读存储介质,其中,所述计算机可读存储介质上存储有计算机程序,所述计算机程序被处理器执行时实现如权利要求1至15中任一项所述的上行传输的方法中的步骤;或者实现如权利要求16至22中任一项所述的上行传输的方法中的步骤。
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