WO2024099392A1 - 一种信息处理方法、装置、设备及可读存储介质 - Google Patents
一种信息处理方法、装置、设备及可读存储介质 Download PDFInfo
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- WO2024099392A1 WO2024099392A1 PCT/CN2023/130753 CN2023130753W WO2024099392A1 WO 2024099392 A1 WO2024099392 A1 WO 2024099392A1 CN 2023130753 W CN2023130753 W CN 2023130753W WO 2024099392 A1 WO2024099392 A1 WO 2024099392A1
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- pdsch
- time slot
- pdcch
- feedback
- harq
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- 230000010365 information processing Effects 0.000 title claims abstract description 42
- 238000003672 processing method Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 69
- 238000004891 communication Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 76
- 238000012545 processing Methods 0.000 claims description 25
- 125000004122 cyclic group Chemical group 0.000 claims description 6
- 238000012790 confirmation Methods 0.000 claims description 2
- 101000741965 Homo sapiens Inactive tyrosine-protein kinase PRAG1 Proteins 0.000 claims 7
- 102100038659 Inactive tyrosine-protein kinase PRAG1 Human genes 0.000 claims 7
- 238000005265 energy consumption Methods 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 11
- 230000000903 blocking effect Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000006855 networking Effects 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 101000827703 Homo sapiens Polyphosphoinositide phosphatase Proteins 0.000 description 2
- 102100023591 Polyphosphoinositide phosphatase Human genes 0.000 description 2
- 101100233916 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) KAR5 gene Proteins 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 101001121408 Homo sapiens L-amino-acid oxidase Proteins 0.000 description 1
- 102100026388 L-amino-acid oxidase Human genes 0.000 description 1
- 101100012902 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) FIG2 gene Proteins 0.000 description 1
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- 238000013500 data storage Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/116—Visible light communication
-
- 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
-
- 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]
Definitions
- the present disclosure relates to the field of communication technology, and in particular to an information processing method, device, equipment and readable storage medium.
- VLC Indoor visible light communication
- LEDs light-emitting diodes
- VLC is a new type of high-speed and environmentally friendly indoor access network technology. It uses the high-speed flashing of light-emitting diodes (LEDs) to transmit information, using free space as the transmission channel. Since the light emitted by LED light sources has a certain directionality, its own coverage range is small. When the user moves to an area that is not covered by visible light communication, the service will be interrupted. In addition, compared with the penetration of wireless communications, VLC is easily affected by obstructions, causing the interruption of the communication link. At the same time, considering the difficulty of implementing visible light uplink in actual applications, VLC is generally combined with other wireless access methods for heterogeneous networking. The system flow of heterogeneous networking of visible light communication is as follows:
- the terminal After the terminal is turned on, it goes through a series of processes such as synchronization and random access through the RF uplink and downlink, first connects to the RF base station, and then the terminal enters the RF connection state.
- the RF base station configures candidate visible light base stations for the terminal.
- the terminal measures the synchronization signal quality of the candidate visible light base stations and reports it to the RF base station through RF uplink.
- the RF base station selects a visible light base station with the best quality and adds it through reconfiguration.
- the visible light base station sends data to the terminal, and the terminal provides feedback through RF uplink.
- the terminal can form a dynamic codebook or a semi-static codebook.
- the base station After the base station receives the HARQ-ACK codebook, if it receives a negative acknowledgment (Negative Acknowledgement, NACK) from the terminal, in general, the base station will use link adaptation to The transmission parameters are adjusted and the data is transmitted until a positive confirmation (ACK) is received or the maximum number of retransmissions is reached.
- NACK negative acknowledgment
- ACK positive confirmation
- the visible light channel is a short-distance line-of-sight transmission, the existing HARQ-ACK process is not suitable for visible light communication. Then, multiple retransmissions of the terminal will waste resources and increase power consumption.
- the embodiments of the present disclosure provide an information processing method, apparatus, device and readable storage medium to reduce terminal energy consumption.
- an embodiment of the present disclosure provides an information processing method, including:
- the terminal sends a semi-static HARQ-ACK codebook to the network device, where the semi-static HARQ-ACK codebook includes: a first part and a second part; the first part is used to indicate feedback information for a physical downlink shared channel (PDSCH), and the second part is used to indicate reception information for a physical downlink control channel (PDCCH).
- the semi-static HARQ-ACK codebook includes: a first part and a second part; the first part is used to indicate feedback information for a physical downlink shared channel (PDSCH), and the second part is used to indicate reception information for a physical downlink control channel (PDCCH).
- PDSCH physical downlink shared channel
- PDCCH physical downlink control channel
- the second part is used to indicate: for a PDSCH in the HARQ feedback window, whether a corresponding PDCCH is received; or,
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH; wherein the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the method further includes:
- the terminal receives a first indication from the network device, wherein the first indication is used to indicate a timing K1 configuration set and/or the timing K0 configuration set.
- the first indication is used to indicate the timing K1 configuration set
- the second part is used to indicate: for a PDSCH in a HARQ feedback window, whether a corresponding PDCCH is received;
- the terminal forms the semi-static HARQ-ACK codebook in the following manner:
- the first indication is used to indicate the timing K1 configuration set and the timing K0 configuration set
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and a reference PDSCH;
- the terminal forms the semi-static HARQ-ACK codebook in the following manner:
- the second part is determined according to the reference PDSCH and the PDCCH time slot set.
- the determining feedback information for each PDSCH, and determining the first part according to the feedback information for each PDSCH includes:
- the first PDSCH has PDSCH data transmission, determine whether the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is a time slot for feedback of the semi-static HARQ-ACK codebook; if the HARQ-ACK feedback time slot indicated by the first PDCCH is a time slot for feedback of the semi-static HARQ-ACK codebook, determine to feedback ACK or negative acknowledgment (NACK) according to the cyclic redundancy check (CRC) result of the first PDSCH; if the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is not a time slot for feedback of the semi-static HARQ-ACK codebook, determine to feedback NACK; wherein the first PDSCH is any PDSCH within the HARQ feedback window;
- the first part is determined according to the feedback ACK or NACK.
- determining whether a corresponding PDCCH is received, obtaining a first determination result, and determining the second part according to the first determination result includes:
- the second PDSCH determines that the PDCCH corresponding to the second PDSCH is received, and set the feedback value corresponding to the second PDSCH to the first value; wherein the second PDSCH is any PDSCH within the HARQ feedback window;
- the second PDSCH has no PDSCH data transmission, determining that the PDCCH corresponding to the second PDSCH is not received, and setting the feedback value corresponding to the second PDSCH to a second value;
- the second portion is determined based on the first value and the second value.
- determining the second part according to the reference PDSCH and the PDCCH time slot set includes:
- the first time slot offset value is represented based on the representation method to obtain the second part.
- an embodiment of the present disclosure provides an information processing method, including:
- the network device receives a semi-static HARQ-ACK codebook sent by the terminal, and determines whether to perform data transmission according to the semi-static HARQ-ACK codebook; wherein the semi-static HARQ-ACK codebook includes: a first part and a second part; wherein the first part is used to indicate feedback information for the PDSCH, and the second part is used to indicate reception information for the PDCCH.
- the second part is used to indicate: for a PDSCH in the HARQ feedback window, whether a corresponding PDCCH is received; or,
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH; wherein the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the method further includes:
- the network device sends a first indication to the terminal, wherein the first indication is used to indicate Timing K1 configuration set and/or the timing K0 configuration set.
- the determining whether to perform data transmission according to the semi-static HARQ-ACK codebook includes:
- the network device determines, according to the second part of the semi-static HARQ-ACK codebook, a first time slot where the last PDCCH received by the terminal is located;
- the network device determines not to perform data transmission
- the network device determines whether to retransmit according to the first part of the semi-static HARQ-ACK codebook
- the PDCCH is used to schedule the PDSCH within the HARQ feedback window.
- the network device determines, according to the second part of the semi-static HARQ-ACK codebook, a first time slot in which a last PDCCH received by the terminal is located, including:
- the network device uses the time slot where the target PDCCH is located as the first time slot, wherein the time slot where the target PDCCH is located is the time slot where the PDCCH corresponding to the PDSCH carried by the time slot corresponding to the last indicator bit whose feedback value is represented as the first value in the second part of the semi-static HARQ-ACK codebook is located; or
- the network device determines the first time slot according to the first time slot offset value and the time slot of the reference PDSCH.
- the network device determines whether to perform data transmission according to the first part of the semi-static HARQ-ACK codebook, including:
- the network device determines, according to the first part of the semi-static HARQ-ACK codebook, that the feedback corresponding to the first PDSCH is NACK, the network device determines to retransmit the time slot corresponding to the first PDSCH; or
- the network device determines, according to the first part of the semi-static HARQ-ACK codebook, that the feedback corresponding to the first PDSCH is ACK, the network device determines not to retransmit the timeslot corresponding to the first PDSCH;
- the first PDSCH is any PDSCH within the HARQ feedback window.
- the network device determines to retransmit the time slot corresponding to the first PDSCH, including:
- the network device determines, according to the first part of the semi-static HARQ-ACK codebook, that the feedback corresponding to the first PDSCH is NACK, and the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is a time slot for feedback of the semi-static HARQ-ACK codebook, the network device determines to retransmit the time slot corresponding to the first PDSCH.
- an information processing device applied to a terminal, including:
- a first processing module is used to send a semi-static HARQ-ACK codebook to a network device, wherein the semi-static HARQ-ACK codebook includes: a first part and a second part; the first part is used to indicate feedback information for a physical downlink shared channel PDSCH, and the second part is used to indicate reception information for a physical downlink control channel PDCCH.
- the second part is used to indicate: for a PDSCH in the HARQ feedback window, whether a corresponding PDCCH is received; or,
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH; wherein the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the device may further include:
- the first receiving module is used to receive a first indication of the network device, wherein the first indication is used to indicate the timing K1 configuration set and/or the timing K0 configuration set.
- the first indication is used to indicate the timing K1 configuration set
- the second part is used to indicate: for a PDSCH in a HARQ feedback window, whether a corresponding PDCCH is received;
- the first processing module is further configured to form the semi-static HARQ-ACK codebook in the following manner:
- the first indication is used to indicate the timing K1 configuration set and the timing K0 configuration set
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and a reference PDSCH;
- the first processing module is further configured to form the semi-static HARQ-ACK codebook in the following manner:
- the second part is determined according to the reference PDSCH and the PDCCH time slot set.
- the first processing module is further used for:
- the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is a time slot for feedback of the semi-static HARQ-ACK codebook; if the HARQ-ACK feedback time slot indicated by the first PDCCH is a time slot for feedback of the semi-static HARQ-ACK codebook, the feedback ACK or negative acknowledgment NACK is determined according to the cyclic redundancy check CRC result of the first PDSCH; if the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is not a time slot for feedback of the semi-static HARQ-ACK codebook, feedback NACK is determined; wherein the first PDSCH is any PDSCH within the HARQ feedback window;
- the first part is determined according to the feedback ACK or NACK.
- the first processing module is further used for:
- the second PDSCH determines that the PDCCH corresponding to the second PDSCH is received, and set the feedback value corresponding to the second PDSCH to the first value; wherein the second PDSCH is any PDSCH within the HARQ feedback window;
- the second PDSCH has no PDSCH data transmission, determining that the PDCCH corresponding to the second PDSCH is not received, and setting the feedback value corresponding to the second PDSCH to a second value;
- the second portion is determined based on the first value and the second value.
- the first processing module is further used for:
- the first time slot offset value is represented based on the representation method to obtain the second part.
- an information processing device applied to a network device, including:
- a first processing module is used to receive a semi-static HARQ-ACK codebook sent by a terminal, and determine whether to perform data transmission according to the semi-static HARQ-ACK codebook; wherein the semi-static HARQ-ACK codebook includes: a first part and a second part; wherein the first part is used to indicate feedback information for the PDSCH, and the second part is used to indicate reception information for the PDCCH.
- the second part is used to indicate: for a PDSCH in the HARQ feedback window, whether a corresponding PDCCH is received; or,
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH; wherein the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the device may further include:
- the first sending module is used to send a first indication to the terminal, wherein the first indication is used to indicate the timing K1 configuration set and/or the timing K0 configuration set.
- the first processing module is further used for:
- the PDCCH is used to schedule the PDSCH within the HARQ feedback window.
- the first processing module is further used for:
- the time slot where the target PDCCH is located is used as the first time slot, wherein the time slot where the target PDCCH is located is the time slot where the PDCCH corresponding to the PDSCH carried by the time slot corresponding to the last indicator bit whose feedback value is represented as the first value in the second part of the semi-static HARQ-ACK codebook is located; or
- the first time slot is determined according to the first time slot offset value and the time slot of the reference PDSCH.
- the first processing module is further used for:
- the first PDSCH is any PDSCH within the HARQ feedback window.
- the first processing module is further used for:
- the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is a time slot for feedback of the semi-static HARQ-ACK codebook, it is determined that data is transmitted in the time slot corresponding to the first PDSCH.
- an embodiment of the present disclosure provides an information processing device, applied to a terminal, comprising: a processor and a transceiver;
- the transceiver is used to send a semi-static HARQ-ACK codebook to a network device, wherein the semi-static HARQ-ACK codebook includes: a first part and a second part; the first part is used to indicate feedback information for a physical downlink shared channel PDSCH, and the second part is used to indicate reception information for a physical downlink control channel PDCCH.
- the second part is used to indicate: for a PDSCH within a HARQ feedback window, Whether the corresponding PDCCH is received; or,
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH; wherein the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the transceiver is further used to receive a first indication from the network device, wherein the first indication is used to indicate the timing K1 configuration set and/or the timing K0 configuration set.
- the first indication is used to indicate the timing K1 configuration set
- the second part is used to indicate: for a PDSCH in a HARQ feedback window, whether a corresponding PDCCH is received;
- the processor is further configured to form the semi-static HARQ-ACK codebook in the following manner:
- the first indication is used to indicate the timing K1 configuration set and the timing K0 configuration set
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and a reference PDSCH;
- the processor is further configured to form the semi-static HARQ-ACK codebook in the following manner:
- the second part is determined according to the reference PDSCH and the PDCCH time slot set.
- the processor is further configured to:
- the first PDSCH has PDSCH data transmission, determine whether the HARQ-ACK feedback slot indicated by the first PDCCH corresponding to the first PDSCH is used to feedback semi-static time slot of the HARQ-ACK codebook; if the HARQ-ACK feedback time slot indicated by the first PDCCH is a time slot for feedback of the semi-static HARQ-ACK codebook, feedback ACK or negative acknowledgment NACK is determined according to the cyclic redundancy check CRC result of the first PDSCH; if the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is not a time slot for feedback of the semi-static HARQ-ACK codebook, feedback NACK is determined; wherein the first PDSCH is any PDSCH within the HARQ feedback window;
- the first part is determined according to the feedback ACK or NACK.
- the processor is further configured to:
- the second PDSCH determines that the PDCCH corresponding to the second PDSCH is received, and set the feedback value corresponding to the second PDSCH to the first value; wherein the second PDSCH is any PDSCH within the HARQ feedback window;
- the second PDSCH has no PDSCH data transmission, determining that the PDCCH corresponding to the second PDSCH is not received, and setting the feedback value corresponding to the second PDSCH to a second value;
- the second portion is determined based on the first value and the second value.
- the processor is further configured to:
- the first time slot offset value is represented based on the representation method to obtain the second part.
- an embodiment of the present disclosure provides an information processing device, applied to a network device, including: a processor and a transceiver;
- the processor is configured to receive a semi-static HARQ-ACK codebook sent by a terminal, and determine whether to perform data transmission according to the semi-static HARQ-ACK codebook; wherein the semi-static HARQ-ACK codebook includes: a first part and a second part; wherein the first part is used Indicates feedback information for PDSCH, and the second part is used to indicate reception information for PDCCH.
- the second part is used to indicate: for a PDSCH in the HARQ feedback window, whether a corresponding PDCCH is received; or,
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH; wherein the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the transceiver is further used to send a first indication to the terminal, wherein the first indication is used to indicate the timing K1 configuration set and/or the timing K0 configuration set.
- the processor is further configured to:
- the PDCCH is used to schedule the PDSCH within the HARQ feedback window.
- the processor is further configured to:
- the time slot where the target PDCCH is located is used as the first time slot, wherein the time slot where the target PDCCH is located is the time slot where the PDCCH corresponding to the PDSCH carried by the time slot corresponding to the last indicator bit whose feedback value is represented as the first value in the second part of the semi-static HARQ-ACK codebook is located; or
- the first time slot is determined according to the first time slot offset value and the time slot of the reference PDSCH.
- the processor is further configured to:
- the first PDSCH is any PDSCH within the HARQ feedback window.
- the processor is further configured to:
- the feedback corresponding to the first PDSCH is determined to be NACK according to the first part of the semi-static HARQ-ACK codebook, and the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is a time slot for feedback of the semi-static HARQ-ACK codebook, it is determined to retransmit the time slot corresponding to the first PDSCH.
- an embodiment of the present disclosure further provides a communication device, comprising: a memory, a processor, and a program stored in the memory and executable on the processor, wherein the processor implements the steps in the information processing method described above when executing the program.
- an embodiment of the present disclosure further provides a readable storage medium, on which a program is stored, and when the program is executed by a processor, the steps in the information processing method as described above are implemented.
- the terminal can report the visible light blocking situation to the network device through the feedback information of PDSCH and the reception information of PDCCH indicated by the semi-static HARQ-ACK codebook, or enable the network device to judge the existence of visible light blocking situation based on the feedback not provided by the terminal, so that the network device no longer repeatedly sends PDCCH/PDSCH, and the terminal no longer demodulates PDCCH/PDSCH multiple times, thereby reducing the energy consumption of the terminal.
- FIG1 is a flowchart of an information processing method provided by an embodiment of the present disclosure.
- FIG2 is a second flowchart of the information processing method provided by an embodiment of the present disclosure.
- FIG3 is a schematic diagram of determining a semi-static HARQ-ACK codebook according to an embodiment of the present disclosure
- FIG4 is a second schematic diagram of determining a semi-static HARQ-ACK codebook provided by an embodiment of the present disclosure
- FIG5 is a third schematic diagram of determining a semi-static HARQ-ACK codebook provided by an embodiment of the present disclosure
- FIG6 is a structural diagram of an information processing device provided by an embodiment of the present disclosure.
- FIG7 is a second structural diagram of the information processing device provided by an embodiment of the present disclosure.
- FIG8 is a third structural diagram of the information processing device provided by an embodiment of the present disclosure.
- FIG. 9 is a fourth structural diagram of the information processing device provided in an embodiment of the present disclosure.
- the term "and/or” describes the association relationship of associated objects, indicating that three relationships may exist.
- a and/or B may represent three situations: A exists alone, A and B exist at the same time, and B exists alone.
- the character "/" generally indicates that the associated objects before and after are in an "or” relationship.
- plurality in the embodiments of the present disclosure refers to two or more than two, and other quantifiers are similar thereto.
- FIG. 1 is a flow chart of an information processing method provided by an embodiment of the present disclosure, and as shown in FIG. 1 , the method includes the following steps:
- Step 101 The terminal sends a semi-static HARQ-ACK codebook to a network device, where the semi-static HARQ-ACK codebook includes: a first part and a second part; the first part is used to indicate feedback information for a PDSCH, and the second part is used to indicate reception information for a PDCCH.
- the semi-static HARQ-ACK codebook is always transmitted in a fixed size, that is, the size of the HARQ-ACK feedback sequence will not change with the change of the scheduling situation. Its main purpose is to avoid the problem of inconsistent understanding of the semi-static HARQ-ACK codebook size between the base station and the terminal caused by downlink transmission packet loss.
- the network device may include a base station.
- the terminal may also receive a first indication of the network device, wherein the first indication is used to indicate a timing K1 configuration set and/or the timing K0 configuration set.
- the timing K1 configuration set refers to a time slot offset value from PDSCH to a physical uplink control channel (Physical Uplink Control Channel, PUCCH)
- the timing K0 configuration set refers to a time slot offset value from PDCCH to PDSCH
- the first indication may be carried in a radio resource control (Radio Resource Control, RRC) signaling.
- RRC Radio Resource Control
- the specific acquisition method of the timing K1 configuration set and/or the timing K0 configuration set is not limited.
- the timing K1 configuration set and/or the timing K0 configuration set may also be pre-configured.
- the feedback information of PDSCH includes the indication information formed by the ACK or NACK of PDSCH feedback;
- the reception information of PDCCH includes the indication information formed by the ACK or NACK of PDSCH feedback;
- the second part is used to indicate: for the PDSCH in the hybrid automatic repeat request (Hybrid Automatic Repeat Request, HARQ) feedback window, whether the corresponding PDCCH is received; or, the second part is used to indicate: the first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH.
- Hybrid Automatic Repeat Request Hybrid Automatic Repeat Request
- the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the reference PDSCH may be agreed upon by the network device and the terminal; for another example, the reference PDSCH may be the last PDSCH in the HARQ feedback window.
- the terminal may determine the semi-static HARQ-ACK codebook in combination with the timing K1 configuration set, or in combination with the timing K1 configuration set and the timing K0 configuration set.
- the first method determine the semi-static HARQ-ACK codebook in combination with the timing K1 configuration set.
- the first indication is used to indicate the timing K1 configuration set.
- the second part is used to indicate: for a PDSCH in a HARQ feedback window, whether a corresponding PDCCH is received.
- the semi-static codebook includes two parts, the first part is the indication information formed according to the ACK/NACK feedback of the PDSCH, and the second part is the indication information formed according to whether each PDSCH detects the corresponding PDCCH. Since the terminal cannot determine whether the PDCCH is not received due to the network device not sending the PDCCH or due to occlusion, the terminal needs to report the reception status of the PDCCH to the base station. It is worth noting that if the terminal does not receive a PDCCH, the terminal cannot determine where to feedback the HARQ-ACK codebook. At this time, the terminal may not feedback any information.
- the semi-static HARQ-ACK codebook may be formed in the following manner:
- the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is for Feedback time slot of the semi-static HARQ-ACK codebook.
- the HARQ-ACK feedback time slot indicated by the first PDCCH is a time slot for feedback of the semi-static HARQ-ACK codebook
- feedback ACK or NACK is determined according to the CRC result of the first PDSCH (for example, if the CRC check of the first PDSCH is correct, feedback ACK is determined; otherwise, feedback NACK is fed back); if the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is not a time slot for feedback of the semi-static HARQ-ACK codebook, feedback NACK is determined; wherein the first PDSCH is any PDSCH within the HARQ feedback window.
- the first PDSCH has no PDSCH data transmission, indicating no PDCCH scheduling, it is determined to feedback NACK.
- judgment may be performed in the above manner to obtain feedback ACK or NACK corresponding to each first PDSCH.
- the first part may be determined according to the feedback ACK or NACK.
- the indicator bit corresponding to the first PDSCH may feedback 1, otherwise 0.
- the first part is formed according to the indication value fed back to each PDSCH.
- the second PDSCH has PDSCH data transmission, it is determined that the PDCCH corresponding to the second PDSCH is received, and the feedback value corresponding to the second PDSCH is set to the first value; wherein the second PDSCH is any PDSCH within the HARQ feedback window.
- the second PDSCH has no PDSCH data transmission, it is determined that the PDCCH corresponding to the second PDSCH is not received, and the feedback value corresponding to the second PDSCH is set to a second value.
- the above determination may be performed for each second PDSCH to obtain a feedback value corresponding to each second PDSCH.
- the second part is determined according to the first value and the second value.
- the first value may be 1, and the second value may be 0; or vice versa.
- the second part is formed according to the feedback value of each PDSCH.
- the second method combine the timing K1 configuration set and the timing K0 configuration set to determine the semi-static HARQ-ACK codebook.
- the first indication is used to indicate the timing K1 configuration set and the timing K0 configuration set
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and a reference PDSCH.
- the semi-static codebook includes two parts, the first part is the indication information formed according to the ACK/NACK feedback of the PDSCH, and the second part is the indication information formed according to the first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH. Since the terminal cannot determine whether it is because the network device (such as the base station) did not send the PDCCH or because of the obstruction that the PDCCH was not received, the terminal needs to report the reception status of the PDCCH to the base station. It is worth noting that if the terminal does not receive a PDCCH, the terminal cannot determine where to feedback the HARQ-ACK codebook. At this time, the terminal may not feedback any information.
- the semi-static HARQ-ACK codebook may be formed in the following manner:
- the PDCCH set refers to a set of time slots in which the terminal may receive the PDCCH.
- the first PDSCH has PDSCH data transmission, indicating that there is PDCCH scheduling, then determine whether the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is a time slot for feedback of the semi-static HARQ-ACK codebook.
- the HARQ-ACK feedback time slot indicated by the first PDCCH is a time slot for feedback of the semi-static HARQ-ACK codebook, determine to feedback ACK or NACK according to the CRC result of the first PDSCH (for example, if the CRC check of the first PDSCH is correct, determine to feedback ACK; otherwise feedback NACK); if the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is not a time slot for feedback of the semi-static HARQ-ACK codebook, determine to feedback NACK; wherein the first PDSCH is any PDSCH within the HARQ feedback window.
- the first PDSCH has no PDSCH data transmission, indicating no PDCCH scheduling, it is determined to feedback NACK.
- judgment may be performed in the above manner to obtain feedback ACK or NACK corresponding to each first PDSCH.
- the first part may be determined according to the feedback ACK or NACK.
- the indicator bit corresponding to the first PDSCH may feedback 1, otherwise 0.
- the first part is formed according to the indication value fed back to each PDSCH.
- this step may include:
- the reference PDSCH may be the last PDSCH in the HARQ feedback window.
- the time slot where the third PDCCH is located is the minimum value of the time slots where each PDCCH in the PDCCH time slot set is located.
- the purpose of determining the representation method is to make the terminal and the network device have the same understanding of the codebook.
- the representation method can be understood as how many bits are needed to represent the first time slot offset value, and the specific numerical value or indication value indicating the first time slot offset value. This is because the base station cannot know the situation of the terminal receiving the PDCCH, so after receiving the semi-static HARQ-ACK codebook, the total number of bits can only be determined according to the maximum time slot offset value. At this time, the number of bits of the codebook determined by the base station and the terminal is consistent.
- the PDCCH time slot set is ⁇ 1,2,3,4,5 ⁇
- the reference PDSCH time slot is time slot 8. If the last PDCCH that the terminal may receive in the PDCCH time slot set is in time slot 1, The offset value from time slot 1 to time slot 8 is 7 (ie, the maximum time slot offset value is 7), so the terminal needs 3 bits to indicate the first time slot offset value.
- a numerical value or an indicative value of the first time slot offset value is determined to obtain the second part.
- the first time slot offset value is 3
- the second part can be represented by 011.
- the terminal does not send feedback information to the network device, indicating that the terminal has not received any PDCCH.
- the terminal can report the visible light blocking situation to the network device through the feedback information of PDSCH and the reception information of PDCCH indicated by the semi-static HARQ-ACK codebook, or enable the network device to judge the existence of visible light blocking situation based on the feedback not provided by the terminal, so that the network device no longer repeatedly sends PDCCH/PDSCH, and the terminal no longer demodulates PDCCH/PDSCH multiple times, thereby reducing the energy consumption of the terminal.
- FIG. 2 is a flow chart of an information processing method provided by an embodiment of the present disclosure, and as shown in FIG. 2 , the method includes the following steps:
- Step 201 the network device receives a semi-static HARQ-ACK codebook sent by the terminal, and determines whether to perform data transmission according to the semi-static HARQ-ACK codebook; wherein the semi-static HARQ-ACK codebook includes: a first part and a second part; wherein the first part is used to indicate feedback information for PDSCH, and the second part is used to indicate reception information for PDCCH.
- the second part is used to indicate: for the PDSCH in the HARQ feedback window, whether the corresponding PDCCH is received; or, the second part is used to indicate: the first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH; wherein the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the reference PDSCH may be agreed upon by the network device and the terminal, for example, the reference PDSCH may be the last PDSCH in the HARQ feedback window.
- the network device may also send a first indication to the terminal, wherein the first indication is used to indicate the timing K1 configuration set and/or the timing K0 configuration set.
- the meaning of the set can refer to the description of the above embodiments.
- the network device does not receive the semi-static HARQ-ACK codebook fed back by the terminal, it means that the terminal has not successfully demodulated any PDCCH and the visible light downlink may be blocked. In this case, the network device will not continue to send PDCCH/PDSCH.
- the network device may determine whether to perform data transmission in the following manner.
- the network device determines whether there is downlink blocking based on whether the PDCCH corresponding to each PDSCH is demodulated successfully and the PDCCH transmission status of the network device itself. Specifically, it may include:
- the network device determines the first time slot where the last PDCCH received by the terminal in the HARQ feedback window is located according to the second part of the semi-static HARQ-ACK codebook. Specifically, the network device uses the time slot where the target PDCCH is located as the first time slot, wherein the time slot where the target PDCCH is located is the time slot where the PDCCH corresponding to the PDSCH carried by the time slot corresponding to the last indicator bit whose feedback value is represented as the first value in the second part of the semi-static HARQ-ACK codebook is located.
- the first value can be 1, indicating that the PDCCH corresponding to the PDSCH carried by the time slot corresponding to the indicator bit has data transmission, that is, the terminal has received the corresponding PDCCH.
- the network device uses the time slot where the PDCCH corresponding to the PDSCH carried by the time slot corresponding to the last indicator bit with a feedback value of 1 in the second part of the semi-static HARQ-ACK codebook is located as the first time slot.
- the network device determines not to perform data transmission; if the number of PDCCHs sent by the network device after the first time slot is less than the first preset value, the network device determines whether to retransmit according to the first part of the semi-static HARQ-ACK codebook; wherein the PDCCH is used to schedule the PDSCH within the HARQ feedback window.
- a first preset value represented by N
- the first preset value may be set as required, for example, may be set to 10.
- the reference PDSCH may be the last PDSCH in the HARQ feedback window.
- the network device sends more than or equal to N PDCCHs after the time slot of the last PDCCH received by the terminal (i.e., the first time slot), all of which are used to schedule the PDSCH in the HARQ feedback window, it is determined that there is obstruction and the PDCCH/PDSCH will not be sent. If less than N PDCCHs are sent after the time slot of the last PDCCH received by the terminal, all of which are used to schedule the PDSCH in the HARQ feedback window, it is determined to be unobstructed, and the network device performs data transmission or new transmission based on the ACK/NACK feedback of the PDSCH.
- the reason why the number of PDCCHs sent by the network device after the time slot of the last PDCCH received by the terminal is considered is that as long as the terminal receives the PDCCH, it means that the visible light link signal quality is good and there is no obstruction. Therefore, the network device only needs to determine how many PDCCHs have not been received after the time slot of the last PDCCH received by the terminal. If more than or equal to N PDCCHs are not received continuously, it is considered that the signal quality has deteriorated due to obstruction. Then, during the obstruction time, no matter how many times the retransmission is performed, the signal quality cannot be changed, which will only waste resources and increase energy consumption. The network device does not need to continue to send PDCCH/PDSCH, and the terminal does not need to try to receive PDCCH/PDSCH.
- the network device determines to retransmit the time slot corresponding to the first PDSCH; or, if the network device determines that the feedback corresponding to the first PDSCH is ACK according to the first part of the semi-static HARQ-ACK codebook, the network device determines not to retransmit the time slot corresponding to the first PDSCH; wherein the first PDSCH is any PDSCH within the HARQ feedback window.
- the network device determines that the feedback corresponding to the first PDSCH is NACK according to the first part of the semi-static HARQ-ACK codebook, and the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is a time slot for feedback of the semi-static HARQ-ACK codebook, the network device determines to retransmit the time slot corresponding to the first PDSCH.
- the network device may determine whether to perform data transmission in the following manner.
- the network device determines whether there is downlink blocking according to the first time slot offset value and the transmission status of the PDCCH of the network device itself. Specifically, it may include:
- the network device determines the first time slot where the last PDCCH received by the terminal in the HARQ feedback window is located according to the second part of the semi-static HARQ-ACK codebook. Specifically, the network device determines the first time slot according to the first time slot offset value and the time slot of the reference PDSCH. For example, the sum of the time slot of the reference PDSCH and the first time slot offset value is used as the first time slot.
- the network device determines not to perform data transmission; if the number of PDCCHs sent by the network device after the first time slot is less than the first preset value, the network device determines whether to retransmit according to the first part of the semi-static HARQ-ACK codebook; wherein the PDCCH is used to schedule the PDSCH within the HARQ feedback window.
- a first preset value represented by N
- the first preset value may be set as required, for example, may be set to 10.
- the reference PDSCH may be the last PDSCH in the HARQ feedback window.
- the network device sends greater than or equal to N PDCCHs after the time slot of the last PDCCH received by the terminal (i.e., the first time slot), all of which are used to schedule the PDSCH in the HARQ feedback window, it is determined that there is obstruction and the PDCCH/PDSCH will not continue to be sent; if the network device sends less than N PDCCHs after the time slot of the last PDCCH received by the terminal, all of which are used to schedule the PDSCH in the HARQ feedback window, it is determined that there is no obstruction, and the network device performs data transmission or new transmission according to the ACK/NACK feedback of the PDSCH.
- the reason why the number of PDCCHs sent by the network device after the time slot of the last PDCCH received by the terminal is considered is that as long as the terminal receives the PDCCH, it means that the visible light link signal quality is good and there is no obstruction. Therefore, the network device only needs to determine how many PDCCHs have not been received after the time slot of the last PDCCH received by the terminal. If more than or equal to N PDCCHs are not received continuously, it is considered that the signal quality has deteriorated due to obstruction. Then, during the obstruction time, no matter how many times the retransmission is performed, the signal quality cannot be changed, which will only waste resources and increase energy consumption. The network device does not need to continue to send PDCCH/PDSCH, and the terminal does not need to try to receive PDCCH/PDSCH.
- the network device determines to retransmit the time slot corresponding to the first PDSCH; or, if the network device determines that the feedback corresponding to the first PDSCH is ACK according to the first part of the semi-static HARQ-ACK codebook, the network device determines not to retransmit the time slot corresponding to the first PDSCH; wherein the first PDSCH is any PDSCH within the HARQ feedback window.
- the network device determines that the feedback corresponding to the first PDSCH is NACK, and the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is a time slot for feedback of the semi-static HARQ-ACK codebook, and the network device determines to retransmit the time slot corresponding to the first PDSCH.
- the terminal can report the visible light blocking situation to the network device through the feedback information of PDSCH and the reception information of PDCCH indicated by the semi-static HARQ-ACK codebook, or enable the network device to judge the existence of visible light blocking situation based on the feedback not provided by the terminal, so that the network device no longer repeatedly sends PDCCH/PDSCH, and the terminal no longer demodulates PDCCH/PDSCH multiple times, thereby reducing the energy consumption of the terminal.
- the RF link can be the uplink and downlink of the cellular network (4G/5G, etc.); through the semi-static codebook design method of visible light heterogeneous networking, the terminal can report the visible light blocking situation to the base station, so that the base station no longer repeatedly sends PDCCH/PDSCH, and the terminal no longer demodulates multiple times.
- the terminal if the terminal does not receive N consecutive PDCCHs, it can be considered that there is obstruction. However, the terminal cannot determine whether the base station did not send the PDCCH or did not receive the PDCCH due to obstruction. Therefore, it is necessary to report the reception status of the PDCCH to the base station, and the base station determines whether there is obstruction based on the status of the sent PDCCH.
- BLER target block error rate
- time slot offset value K0 set from PDCCH to PDSCH is ⁇ 0, 1, 2 ⁇
- time slot offset value K1 set from PDSCH to its HARQ-ACK feedback is ⁇ 1, 2, 3, 4, 5, 6 ⁇ .
- subcarrier spacing of visible light and radio frequency is the same.
- the terminal determines the HARQ feedback window as ⁇ 3,4,5,6,7,8 ⁇ according to the K1 set. For each PDSCH, it is determined that there is data transmission in time slots 3, 5, and 7.
- the first part of the semi-static HARQ-ACK codebook is ⁇ 001010 ⁇
- the second part It is divided into ⁇ 101010 ⁇ , that is, the semi-static HARQ-ACK codebook is ⁇ 0010101010 ⁇ , with a total of 12 bits.
- the base station receives the semi-static HARQ-ACK codebook ⁇ 0010101010 ⁇ . Assuming that the base station sends a total of 6 PDCCHs in time slots ⁇ 3, 4, 5, 6, 7, 8 ⁇ for scheduling PDSCH in the HARQ feedback window, the base station determines that the time slot of the last PDCCH received by the terminal is time slot 7 based on whether the terminal receives PDCCH on each PDSCH. This means that the visible light is not blocked in the time interval from time slot 3 to time slot 7. After time slot 7, only the PDCCH of time slot 8 is not received. The base station determines that it is not blocked and retransmits time slots 5 and 7.
- the first part of the semi-static HARQ-ACK codebook is ⁇ 001010 ⁇ ; for each PDSCH in the HARQ feedback window, the terminal determines the time slot set where all PDCCHs may appear according to the K0 set as ⁇ 1,2,3,4,5,6,7,8 ⁇ , and the maximum time slot offset value from the last PDSCH in the HARQ feedback window is 8, which requires a 3-bit indication.
- the last PDCCH received by the terminal in the PDCCH time slot set is time slot 7, and the time slot offset value from the last PDSCH in the HARQ feedback window is 1, then the semi-static HARQ-ACK codebook is ⁇ 001010001 ⁇ , a total of 9 bits. It can be seen from this that the semi-static HARQ-ACK codebook determined in this way has fewer bits for feedback.
- the base station receives the semi-static HARQ-ACK codebook ⁇ 001010001 ⁇ . Assuming that the base station sends a total of 6 PDCCHs in time slots ⁇ 3, 4, 5, 6, 7, 8 ⁇ for scheduling PDSCH in the HARQ feedback window, the base station determines that the time slot of the last PDCCH received by the terminal is time slot 7 according to ⁇ 001 ⁇ fed back by the terminal, which means that the visible light is not blocked in the time interval from time slot 3 to time slot 7; after time slot 7, only the PDCCH of time slot 8 is not received, and the base station determines that it is not blocked, and retransmits time slots 5 and 7.
- the time slot offset value K0 set from PDCCH to PDSCH is ⁇ 0,1 ⁇
- the time slot offset value K1 set from PDSCH to its HARQ-ACK feedback is ⁇ 1,2,3 ⁇
- 2 PDSCHs are scheduled in each time slot.
- the subcarrier spacing of visible light and radio frequency is the same.
- the terminal determines the HARQ feedback window as ⁇ 6,7,8 ⁇ according to the K1 set, and schedules 2 PDSCHs in each time slot, for a total of 6 PDSCHs. For each PDSCH, it is determined that time slots 6, 7, and 8 have data transmissions.
- the first part of the semi-static HARQ-ACK codebook is ⁇ 001111 ⁇
- the second part is ⁇ 111111 ⁇
- the semi-static HARQ-ACK codebook is ⁇ 001111111111 ⁇ , a total of 12 bits.
- the base station receives the semi-static HARQ-ACK codebook ⁇ 001111111111 ⁇ . Assuming that the base station sends a total of 6 PDCCHs in time slots ⁇ 6, 7, 8 ⁇ for scheduling PDSCH in the HARQ feedback window, the base station determines that the time slot of the last PDCCH received by the terminal is time slot 8 based on whether the terminal receives the PDCCH on each PDSCH, which indicates that the visible light is not blocked.
- the first part of the semi-static HARQ-ACK codebook is ⁇ 001111 ⁇ ; the terminal determines that for each PDSCH in the HARQ feedback window, the time slot set in which all PDCCHs may appear is ⁇ 5, 6, 7, 8 ⁇ according to the K0 set, and the maximum time slot offset value from the last PDSCH in the HARQ feedback window is 4, requiring 2 bits to indicate that the last PDCCH received by the terminal in the PDCCH time slot set is time slot 8, and the time slot offset value from the last PDSCH in the HARQ feedback window is 0, then the semi-static HARQ-ACK codebook is ⁇ 00111100 ⁇ , a total of 8 bits.
- the base station receives the semi-static HARQ-ACK codebook ⁇ 00111100 ⁇ . Assuming that the base station sends a total of 6 PDCCHs in time slots ⁇ 6, 7, 8 ⁇ for scheduling PDSCH in the HARQ feedback window, the base station determines that the time slot of the last PDCCH received by the terminal is time slot 8 based on ⁇ 00 ⁇ fed back by the terminal, which indicates that the visible light is not blocked.
- time slot offset value K0 set from PDCCH to PDSCH is ⁇ 0, 1 ⁇
- time slot offset value K1 set from PDSCH to its HARQ-ACK feedback is ⁇ 1, 2, 3, 4, 5, 6, 7, 8, 9 ⁇ .
- subcarrier spacing of visible light and radio frequency is the same.
- the terminal determines the HARQ feedback window as ⁇ 0, 1, 2, 3, 4, 5, 6, 7, 8 ⁇ according to the K1 set. For each PDSCH, it is determined that there is data transmission in the time slot ⁇ 0, 1, 2, 3, 4, 6 ⁇ .
- the base station receives the semi-static HARQ-ACK codebook ⁇ 011110100111110100 ⁇ . Assuming that the base station sends a total of 9 PDCCHs in time slots ⁇ 0,1,2,3,4,5,6,7,8 ⁇ for scheduling PDSCH in the HARQ feedback window, the base station determines that the time slot of the last PDCCH received by the terminal is time slot 4 based on whether the terminal receives PDCCH on each PDSCH. This means that there is no obstruction in the time interval from time slot 0 to time slot 4. The PDCCHs of time slots 5, 6, 7 and 8 after time slot 4 are not received, and the base station determines that they are blocked and will no longer send PDCCH/PDSCH.
- the first part of the semi-static HARQ-ACK codebook is ⁇ 011110100 ⁇ ; for each PDSCH in the HARQ feedback window, the terminal determines the time slot set where all PDCCHs may appear according to the K0 set as ⁇ 0, 1, 2, 3, 4, 5, 6 ⁇ , and the maximum time slot offset value from the last PDSCH in the HARQ feedback window is 8, requiring a 3-bit indication.
- the last PDCCH received by the terminal in the PDCCH time slot set is time slot 4, and the time slot offset value from the last PDSCH in the HARQ feedback window is 4, so the semi-static HARQ-ACK codebook is ⁇ 011110100100 ⁇ , a total of 12 bits.
- the base station receives the semi-static HARQ-ACK codebook ⁇ 011110100100 ⁇ . Assuming that the base station sends a total of 9 PDCCHs in time slots ⁇ 0,1,2,3,4,5,6,7,8 ⁇ for scheduling PDSCH in the HARQ feedback window, the base station determines that the time slot of the last PDCCH received by the terminal is time slot 4 according to ⁇ 100 ⁇ fed back by the terminal, which means that there is no obstruction in the time interval from time slot 0 to time slot 4. The PDCCHs in time slots 5, 6, 7 and 8 after time slot 4 are not received, and the base station determines that they are blocked and will no longer send PDCCH/PDSCH.
- the terminal can report the visible light blocking situation to the base station, so that the base station no longer repeatedly sends PDCCH/PDSCH, and the terminal no longer demodulates PDCCH/PDSCH multiple times, thereby reducing terminal energy consumption.
- FIG. 6 is a structural diagram of the information processing device provided by the present disclosure. As shown in FIG. 6 , the information processing device include:
- the first processing module 601 is used to send a semi-static HARQ-ACK codebook to a network device, wherein the semi-static HARQ-ACK codebook includes: a first part and a second part; the first part is used to indicate feedback information for a physical downlink shared channel PDSCH, and the second part is used to indicate reception information for a physical downlink control channel PDCCH.
- the second part is used to indicate: for a PDSCH in the HARQ feedback window, whether a corresponding PDCCH is received; or,
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH; wherein the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the device may further include:
- the first receiving module is used to receive a first indication of the network device, wherein the first indication is used to indicate the timing K1 configuration set and/or the timing K0 configuration set.
- the first indication is used to indicate the timing K1 configuration set
- the second part is used to indicate: for a PDSCH in a HARQ feedback window, whether a corresponding PDCCH is received;
- the first processing module is further configured to form the semi-static HARQ-ACK codebook in the following manner:
- the first indication is used to indicate the timing K1 configuration set and the timing K0 configuration set
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and a reference PDSCH;
- the first processing module is further configured to form the semi-static HARQ-ACK codebook in the following manner:
- the second part is determined according to the reference PDSCH and the PDCCH time slot set.
- the first processing module is further used for:
- the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is a time slot for feedback of the semi-static HARQ-ACK codebook; if the HARQ-ACK feedback time slot indicated by the first PDCCH is a time slot for feedback of the semi-static HARQ-ACK codebook, the feedback ACK or negative acknowledgment NACK is determined according to the cyclic redundancy check CRC result of the first PDSCH; if the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is not a time slot for feedback of the semi-static HARQ-ACK codebook, feedback NACK is determined; wherein the first PDSCH is any PDSCH within the HARQ feedback window;
- the first part is determined according to the feedback ACK or NACK.
- the first processing module is further used for:
- the second PDSCH determines that the PDCCH corresponding to the second PDSCH is received, and set the feedback value corresponding to the second PDSCH to the first value; wherein the second PDSCH is any PDSCH within the HARQ feedback window;
- the second PDSCH has no PDSCH data transmission, determining that the PDCCH corresponding to the second PDSCH is not received, and setting the feedback value corresponding to the second PDSCH to a second value;
- the second portion is determined based on the first value and the second value.
- the first processing module is further used for:
- the first time slot offset value is represented based on the representation method to obtain the second part.
- the device provided in the embodiment of the present disclosure can execute the above method embodiment, and its implementation principle and technical effect are similar, which will not be described in detail in this embodiment.
- FIG. 7 is a structural diagram of the information processing device provided by the embodiment of the present disclosure. As shown in FIG. 7 , the information processing device includes:
- the first processing module 701 is used to receive a semi-static HARQ-ACK codebook sent by the terminal, and determine whether to perform data transmission according to the semi-static HARQ-ACK codebook; wherein the semi-static HARQ-ACK codebook includes: a first part and a second part; wherein the first part is used to indicate feedback information for the PDSCH, and the second part is used to indicate reception information for the PDCCH.
- the second part is used to indicate: for a PDSCH in the HARQ feedback window, whether a corresponding PDCCH is received; or,
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH; wherein the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the device may further include:
- the first sending module is used to send a first indication to the terminal, wherein the first indication is used to indicate the timing K1 configuration set and/or the timing K0 configuration set.
- the first processing module is further used for:
- the PDCCH is used to schedule the PDSCH within the HARQ feedback window.
- the first processing module is further used for:
- the time slot where the target PDCCH is located is used as the first time slot, wherein the time slot where the target PDCCH is located is the time slot where the PDCCH corresponding to the PDSCH carried by the time slot corresponding to the last indicator bit whose feedback value is represented as the first value in the second part of the semi-static HARQ-ACK codebook is located; or
- the first time slot is determined according to the first time slot offset value and the time slot of the reference PDSCH.
- the first processing module is further used for:
- the first PDSCH is any PDSCH within the HARQ feedback window.
- the first processing module is further used for:
- the feedback corresponding to the first PDSCH is determined to be NACK according to the first part of the semi-static HARQ-ACK codebook, and the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is a time slot for feedback of the semi-static HARQ-ACK codebook, it is determined to retransmit the time slot corresponding to the first PDSCH.
- the device provided in the embodiment of the present disclosure can execute the above method embodiment, and its implementation principle and technical effect are similar, which will not be described in detail in this embodiment.
- FIG8 is a structural diagram of the information processing device provided by the embodiment of the present disclosure.
- the information processing device includes: a processor 801 and a transceiver 802;
- the transceiver 802 is used to send a semi-static HARQ-ACK codebook to a network device, wherein the semi-static HARQ-ACK codebook includes: a first part and a second part; the first part is used to indicate feedback information for a physical downlink shared channel PDSCH, and the second part is used to indicate reception information for a physical downlink control channel PDCCH.
- the second part is used to indicate: for a PDSCH within a HARQ feedback window, Whether the corresponding PDCCH is received; or,
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH; wherein the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the transceiver 802 is further used to receive a first indication from the network device, wherein the first indication is used to indicate the timing K1 configuration set and/or the timing K0 configuration set.
- the first indication is used to indicate the timing K1 configuration set
- the second part is used to indicate: for a PDSCH in a HARQ feedback window, whether a corresponding PDCCH is received;
- the processor 801 is further configured to form the semi-static HARQ-ACK codebook in the following manner:
- the first indication is used to indicate the timing K1 configuration set and the timing K0 configuration set
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and a reference PDSCH;
- the processor 801 is further configured to form the semi-static HARQ-ACK codebook in the following manner:
- the second part is determined according to the reference PDSCH and the PDCCH time slot set.
- the processor 801 is further configured to:
- the first PDSCH has PDSCH data transmission, determine the first PDSCH corresponding to the whether the HARQ-ACK feedback time slot indicated by the first PDCCH is a time slot for feedback of the semi-static HARQ-ACK codebook; if the HARQ-ACK feedback time slot indicated by the first PDCCH is a time slot for feedback of the semi-static HARQ-ACK codebook, feedback ACK or negative acknowledgment NACK is determined according to the cyclic redundancy check CRC result of the first PDSCH; if the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is not a time slot for feedback of the semi-static HARQ-ACK codebook, feedback NACK is determined; wherein the first PDSCH is any PDSCH within the HARQ feedback window;
- the first part is determined according to the feedback ACK or NACK.
- the processor 801 is further configured to:
- the second PDSCH determines that the PDCCH corresponding to the second PDSCH is received, and set the feedback value corresponding to the second PDSCH to the first value; wherein the second PDSCH is any PDSCH within the HARQ feedback window;
- the second PDSCH has no PDSCH data transmission, determining that the PDCCH corresponding to the second PDSCH is not received, and setting the feedback value corresponding to the second PDSCH to a second value;
- the second portion is determined based on the first value and the second value.
- the processor 801 is further configured to:
- the first time slot offset value is represented based on the representation method to obtain the second part.
- the device provided in the embodiment of the present disclosure can execute the above method embodiment, and its implementation principle and technical effect are similar, which will not be described in detail in this embodiment.
- FIG. 9 is a structural diagram of the information processing device provided by the present disclosure. As shown in FIG. 9 , the information processing device The device includes: a processor 901 and a transceiver 902;
- the processor 901 is used to receive a semi-static HARQ-ACK codebook sent by the terminal, and determine whether to perform data transmission according to the semi-static HARQ-ACK codebook; wherein the semi-static HARQ-ACK codebook includes: a first part and a second part; wherein the first part is used to indicate feedback information for PDSCH, and the second part is used to indicate reception information for PDCCH.
- the second part is used to indicate: for a PDSCH in the HARQ feedback window, whether a corresponding PDCCH is received; or,
- the second part is used to indicate: a first time slot offset value between the last PDCCH received in the PDCCH time slot set and the reference PDSCH; wherein the PDCCH time slot set is determined according to the timing K0 configuration set, and the reference PDSCH is any PDSCH in the HARQ feedback window.
- the transceiver 902 is further used to send a first indication to the terminal, wherein the first indication is used to indicate the timing K1 configuration set and/or the timing K0 configuration set.
- processor 901 is further configured to:
- the PDCCH is used to schedule the PDSCH within the HARQ feedback window.
- processor 901 is further configured to:
- the time slot where the target PDCCH is located is used as the first time slot, wherein the time slot where the target PDCCH is located is the time slot where the PDCCH corresponding to the PDSCH carried by the time slot corresponding to the last indicator bit whose feedback value is represented as the first value in the second part of the semi-static HARQ-ACK codebook is located; or
- the first time slot is determined according to the first time slot offset value and the time slot of the reference PDSCH.
- processor 901 is further configured to:
- the first PDSCH is any PDSCH within the HARQ feedback window.
- processor 901 is further configured to:
- the feedback corresponding to the first PDSCH is determined to be NACK according to the first part of the semi-static HARQ-ACK codebook, and the HARQ-ACK feedback time slot indicated by the first PDCCH corresponding to the first PDSCH is a time slot for feedback of the semi-static HARQ-ACK codebook, it is determined to retransmit the time slot corresponding to the first PDSCH.
- each functional unit in each embodiment of the present disclosure may be integrated into a processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the above-mentioned integrated unit may be implemented in the form of hardware or in the form of software functional units.
- the integrated unit is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a processor-readable storage medium.
- the technical solution of the present disclosure is essentially or the part that contributes to the relevant technology or all or part of the technical solution can be embodied in the form of a software product.
- the computer software product is stored in a storage medium, including several instructions to enable a computer device (which can be a personal computer, server, or network device, etc.) or a processor (processor) to perform all or part of the steps of the method described in each embodiment of the present disclosure.
- the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (ROM), random access memory (RAM), disk or optical disk and other media that can store program code.
- An embodiment of the present disclosure provides a communication device, including: a memory, a processor, and a program stored in the memory and executable on the processor; the processor is configured to read the program in the memory to implement the steps in the information processing method described above.
- the present disclosure also provides a readable storage medium, on which a program is stored.
- a program is stored.
- the program is executed by a processor, each process of the above-mentioned information processing method embodiment is implemented, and the program can achieve The same technical effects are not described here to avoid repetition.
- the readable storage medium may be any available medium or data storage device that can be accessed by the processor, including but not limited to magnetic storage (such as floppy disk, hard disk, magnetic tape, magneto-optical (MO), etc.), optical storage (such as compact disc (CD), digital video disc (DVD), Blu-ray Disc (BD), high-definition versatile disc (HVD), etc.), and semiconductor storage (such as ROM, erasable programmable read only memory (EPROM), electrically erasable programmable read-only memory (EEPROM), non-volatile memory (NAND FLASH), solid state disk (SSD), etc.).
- magnetic storage such as floppy disk, hard disk, magnetic tape, magneto-optical (MO), etc.
- optical storage such as compact disc (CD), digital video disc (DVD), Blu-ray Disc (BD), high-definition versatile disc (HVD), etc.
- semiconductor storage such as ROM, erasable programmable read only memory (EPROM), electrically erasable
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Abstract
本公开提供了一种信息处理方法、装置、设备及可读存储介质,涉及通信技术领域,以降低终端能耗。该方法包括:终端向网络设备发送半静态HARQ-ACK码本,其中,半静态HARQ-ACK码本包括:第一部分和第二部分;所述第一部分用于指示对PDSCH的反馈信息,所述第二部分用于指示对PDCCH的接收信息。
Description
相关申请的交叉引用
本申请主张在2022年11月09日在中国提交的中国专利申请No.202211397417.7的优先权,其全部内容通过引用包含于此。
本公开涉及通信技术领域,尤其涉及一种信息处理方法、装置、设备及可读存储介质。
室内可见光通信(Visible Light Communication,VLC),是一种高速环保的新型室内接入网技术,它利用发光二极管(Light-Emitting Diode,LED)灯的高速闪烁传输信息,以自由空间作为传输信道。由于LED光源发出的光具有一定的方向性,造成其自身覆盖范围较小,当用户移动到可见光通信覆盖不到的区域时会中断服务。此外,相比于无线通信的穿透性,VLC很容易受到遮挡物的影响,造成通信链路的中断。同时,考虑实际应用中,可见光上行实现难度大,一般将VLC与其他无线接入方式结合起来进行异构组网。可见光通信异构组网的系统流程如下:
1、终端开机之后,通过射频上下行链路进行同步和随机接入等一系列流程,先接入到射频基站,终端进入射频连接态。
2、射频基站为终端配置候选可见光基站,终端测量候选可见光基站的同步信号质量,通过射频上行上报给射频基站,射频基站选择质量最好的一个可见光基站通过重配置进行添加。
3、可见光基站发送数据给终端,终端通过射频上行进行反馈。
目前多个混合自动重传请求-肯定确认(Hybrid Automatic Repeat Request Acknowledgement,HARQ-ACK)复用反馈,终端可以形成动态码本或者半静态码本。基站收到HARQ-ACK的码本之后,若收到终端的否定确认(Negative Acknowledgement,NACK),一般情况下,基站会通过链路自适应
等调整传输参数,对数据进行数据传输,直到收到肯定确认(Acknowledgement,ACK)或者达到最大重传次数为止。然而,由于可见光信道是短距离视距传输,现有的HARQ-ACK流程不适合可见光通信,那么,终端的多次重传将会浪费资源,增加功耗。
发明内容
本公开实施例提供一种信息处理方法、装置、设备及可读存储介质,以降低终端能耗。
第一方面,本公开实施例提供了一种信息处理方法,包括:
终端向网络设备发送半静态HARQ-ACK码本,其中,半静态HARQ-ACK码本包括:第一部分和第二部分;所述第一部分用于指示对物理下行共享信道(Physical downlink shared channel,PDSCH)的反馈信息,所述第二部分用于指示对物理下行控制信道(Physical downlink control channel,PDCCH)的接收信息。
可选的,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,
所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
可选的,所述方法还包括:
所述终端接收所述网络设备的第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。
可选的,所述第一指示用于指示所述时序K1配置集合,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;
所述终端按照如下方式形成所述半静态HARQ-ACK码本:
根据所述时序K1配置集合,确定所述HARQ反馈窗口;
对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;
对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否接收到对应的PDCCH,得到第一确定结果,并根据所述第一确定结果确定所述第二部分。
可选的,所述第一指示用于指示所述时序K1配置集合和所述时序K0配置集合,所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;
所述终端按照如下方式形成所述半静态HARQ-ACK码本:
根据所述时序K1配置集合,确定所述HARQ反馈窗口;
根据所述时序K0配置集合,确定所述PDCCH时隙集合;
对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;
根据所述参考PDSCH以及所述PDCCH时隙集合,确定所述第二部分。
可选的,所述确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分,包括:
对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否有PDSCH数据传输;
若第一PDSCH有PDSCH数据传输,则确定所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙是否为用于反馈半静态HARQ-ACK码本的时隙;若所述第一PDCCH所指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,则根据所述第一PDSCH的循环冗余校验(Cyclic redundancy check,CRC)结果确定反馈ACK或者否定确认(Negative Acknowledgement,NACK);若所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙不是用于反馈半静态HARQ-ACK码本的时隙,则确定反馈NACK;其中,所述第一PDSCH为所述HARQ反馈窗口内的任一PDSCH;
若所述第一PDSCH没有PDSCH数据传输,则确定反馈NACK;
根据确定反馈的ACK或NACK确定所述第一部分。
可选的,所述对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否接收到对应的PDCCH,得到第一确定结果,并根据所述第一确定结果确定所述第二部分,包括:
若第二PDSCH有PDSCH数据传输,则确定接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第一值;其中,所述第二PDSCH为所述HARQ反馈窗口内的任一PDSCH;
若所述第二PDSCH没有PDSCH数据传输,则确定没有接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第二值;
根据所述第一值和所述第二值,确定所述第二部分。
可选的,所述根据所述参考PDSCH以及所述PDCCH时隙集合,确定所述第二部分,包括:
从所述PDCCH时隙集合中,选择第二PDCCH,其中,所述第二PDCCH为所述PDCCH时隙集合中所述终端接收到的最后一个PDCCH;
获取所述第二PDCCH和所述参考PDSCH之间的第一时隙偏移值;
从所述PDCCH时隙集合中确定第三PDCCH,并根据所述第三PDCCH和所述参考PDSCH之间的第二时隙偏移值确定所述第一时隙偏移值的表示方式;其中,所述第三PDCCH所在的时隙为所述PDCCH时隙集合中终端可能接收到PDCCH的第一个时隙;
基于所述表示方式表示所述第一时隙偏移值,得到所述第二部分。
第二方面,本公开实施例提供了一种信息处理方法,包括:
网络设备接收终端发送的半静态HARQ-ACK码本,并根据所述半静态HARQ-ACK码本确定是否进行数据传输;其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;其中,所述第一部分用于指示对PDSCH的反馈信息,所述第二部分用于指示对PDCCH的接收信息。
可选的,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,
所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
可选的,所述方法还包括:
所述网络设备向所述终端发送第一指示,其中,所述第一指示用于指示
时序K1配置集合和/或所述时序K0配置集合。
可选的,所述根据所述半静态HARQ-ACK码本确定是否进行数据传输,包括:
所述网络设备根据所述半静态HARQ-ACK码本的第二部分确定所述终端接收到的最后一个PDCCH所在的第一时隙;
若所述网络设备在所述第一时隙之后发送的PDCCH的个数大于或等于第一预设值,所述网络设备确定不进行数据传输;
若所述网络设备在所述第一时隙之后发送的PDCCH的个数小于所述第一预设值,所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定是否进行重传;
其中,所述PDCCH用于调度所述HARQ反馈窗口内的PDSCH。
可选的,所述网络设备根据所述半静态HARQ-ACK码本的第二部分确定所述终端接收的最后一个PDCCH所在的第一时隙,包括:
所述网络设备将目标PDCCH所在的时隙,作为所述第一时隙,其中,所述目标PDCCH所在的时隙,为所述半静态HARQ-ACK码本的第二部分中,反馈值表示为第一值的最后一指示位对应的时隙承载的PDSCH所对应的PDCCH所在的时隙;或者
所述网络设备根据所述第一时隙偏移值以及所述参考PDSCH的时隙,确定所述第一时隙。
可选的,所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定是否进行数据传输,包括:
若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,则所述网络设备确定对所述第一PDSCH对应的时隙进行重传;或者
若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为ACK,则所述网络设备确定对所述第一PDSCH对应的时隙不进行重传;
其中,所述第一PDSCH为HARQ反馈窗口内的任一PDSCH。
可选的,若所述网络设备根据所述半静态HARQ-ACK码本的第一部分
确定第一PDSCH对应的反馈为NACK,则所述网络设备确定对所述第一PDSCH对应的时隙进行重传,包括:
若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,且所述第一PDSCH对应的第一PDCCH指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,所述网络设备确定对所述第一PDSCH对应的时隙进行重传。
第三方面,本公开实施例提供了一种信息处理装置,应用于终端,包括:
第一处理模块,用于向网络设备发送半静态HARQ-ACK码本,其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;所述第一部分用于指示对物理下行共享信道PDSCH的反馈信息,所述第二部分用于指示对物理下行控制信道PDCCH的接收信息。
可选的,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,
所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
可选的,所述装置还可包括:
第一接收模块,用于接收所述网络设备的第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。
可选的,所述第一指示用于指示所述时序K1配置集合,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;
所述第一处理模块还用于,按照如下方式形成所述半静态HARQ-ACK码本:
根据所述时序K1配置集合,确定所述HARQ反馈窗口;
对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;
对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否接收到对应的PDCCH,得到第一确定结果,并根据所述第一确定结果确定所述第二部分。
可选的,所述第一指示用于指示所述时序K1配置集合和所述时序K0配置集合,所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;
所述第一处理模块还用于,按照如下方式形成所述半静态HARQ-ACK码本:
根据所述时序K1配置集合,确定所述HARQ反馈窗口;
根据所述时序K0配置集合,确定所述PDCCH时隙集合;
对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;
根据所述参考PDSCH以及所述PDCCH时隙集合,确定所述第二部分。
可选的,所述第一处理模块还用于:
对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否有PDSCH数据传输;
若第一PDSCH有PDSCH数据传输,则确定所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙是否为用于反馈半静态HARQ-ACK码本的时隙;若所述第一PDCCH所指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,则根据所述第一PDSCH的循环冗余校验CRC结果确定反馈ACK或者否定确认NACK;若所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙不是用于反馈半静态HARQ-ACK码本的时隙,则确定反馈NACK;其中,所述第一PDSCH为所述HARQ反馈窗口内的任一PDSCH;
若所述第一PDSCH没有PDSCH数据传输,则确定反馈NACK;
根据确定反馈的ACK或NACK确定所述第一部分。
可选的,所述第一处理模块还用于:
若第二PDSCH有PDSCH数据传输,则确定接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第一值;其中,所述第二PDSCH为所述HARQ反馈窗口内的任一PDSCH;
若所述第二PDSCH没有PDSCH数据传输,则确定没有接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第二值;
根据所述第一值和所述第二值,确定所述第二部分。
可选的,所述第一处理模块还用于:
从所述PDCCH时隙集合中,选择第二PDCCH,其中,所述第二PDCCH为所述PDCCH时隙集合中所述终端接收到的最后一个PDCCH;
获取所述第二PDCCH和所述参考PDSCH之间的第一时隙偏移值;
从所述PDCCH时隙集合中确定第三PDCCH,并根据所述第三PDCCH和所述参考PDSCH之间的第二时隙偏移值确定所述第一时隙偏移值的表示方式;其中,所述第三PDCCH所在的时隙为所述PDCCH时隙集合中终端可能接收到PDCCH的第一个时隙;
基于所述表示方式表示所述第一时隙偏移值,得到所述第二部分。
第四方面,本公开实施例提供了一种信息处理装置,应用于网络设备,包括:
第一处理模块,用于接收终端发送的半静态HARQ-ACK码本,并根据所述半静态HARQ-ACK码本确定是否进行数据传输;其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;其中,所述第一部分用于指示对PDSCH的反馈信息,所述第二部分用于指示对PDCCH的接收信息。
可选的,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,
所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
可选的,所述装置还可包括:
第一发送模块,用于向所述终端发送第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。
可选的,所述第一处理模块还用于:
根据所述半静态HARQ-ACK码本的第二部分确定所述终端接收到的最后一个PDCCH所在的第一时隙;
若在所述第一时隙之后发送的PDCCH的个数大于或等于第一预设值,
确定不进行数据传输;
若在所述第一时隙之后发送的PDCCH的个数小于所述第一预设值,根据所述半静态HARQ-ACK码本的第一部分确定是否进行重传;
其中,所述PDCCH用于调度所述HARQ反馈窗口内的PDSCH。
可选的,所述第一处理模块还用于:
将目标PDCCH所在的时隙,作为所述第一时隙,其中,所述目标PDCCH所在的时隙,为所述半静态HARQ-ACK码本的第二部分中,反馈值表示为第一值的最后一指示位对应的时隙承载的PDSCH所对应的PDCCH所在的时隙;或者
根据所述第一时隙偏移值以及所述参考PDSCH的时隙,确定所述第一时隙。
可选的,所述第一处理模块还用于:
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,则确定对所述第一PDSCH对应的时隙进行重传;或者
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为ACK,则确定对所述第一PDSCH对应的时隙不进行重传;
其中,所述第一PDSCH为HARQ反馈窗口内的任一PDSCH。
可选的,所述第一处理模块还用于:
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,且所述第一PDSCH对应的第一PDCCH指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,确定对所述第一PDSCH对应的时隙进行数据传输。
第五方面,本公开实施例提供了一种信息处理装置,应用于终端,包括:处理器和收发器;
其中,所述收发器,用于向网络设备发送半静态HARQ-ACK码本,其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;所述第一部分用于指示对物理下行共享信道PDSCH的反馈信息,所述第二部分用于指示对物理下行控制信道PDCCH的接收信息。
可选的,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,
是否接收到对应的PDCCH;或者,
所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
可选的,所述收发器还用于,接收所述网络设备的第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。
可选的,所述第一指示用于指示所述时序K1配置集合,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;
所述处理器还用于,按照如下方式形成所述半静态HARQ-ACK码本:
根据所述时序K1配置集合,确定所述HARQ反馈窗口;
对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;
对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否接收到对应的PDCCH,得到第一确定结果,并根据所述第一确定结果确定所述第二部分。
可选的,所述第一指示用于指示所述时序K1配置集合和所述时序K0配置集合,所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;
所述处理器还用于按照如下方式形成所述半静态HARQ-ACK码本:
根据所述时序K1配置集合,确定所述HARQ反馈窗口;
根据所述时序K0配置集合,确定所述PDCCH时隙集合;
对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;
根据所述参考PDSCH以及所述PDCCH时隙集合,确定所述第二部分。
可选的,所述处理器还用于:
对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否有PDSCH数据传输;
若第一PDSCH有PDSCH数据传输,则确定所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙是否为用于反馈半静态
HARQ-ACK码本的时隙;若所述第一PDCCH所指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,则根据所述第一PDSCH的循环冗余校验CRC结果确定反馈ACK或者否定确认NACK;若所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙不是用于反馈半静态HARQ-ACK码本的时隙,则确定反馈NACK;其中,所述第一PDSCH为所述HARQ反馈窗口内的任一PDSCH;
若所述第一PDSCH没有PDSCH数据传输,则确定反馈NACK;
根据确定反馈的ACK或NACK确定所述第一部分。
可选的,所述处理器还用于:
若第二PDSCH有PDSCH数据传输,则确定接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第一值;其中,所述第二PDSCH为所述HARQ反馈窗口内的任一PDSCH;
若所述第二PDSCH没有PDSCH数据传输,则确定没有接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第二值;
根据所述第一值和所述第二值,确定所述第二部分。
可选的,所述处理器还用于:
从所述PDCCH时隙集合中,选择第二PDCCH,其中,所述第二PDCCH为所述PDCCH时隙集合中所述终端接收到的最后一个PDCCH;
获取所述第二PDCCH和所述参考PDSCH之间的第一时隙偏移值;
从所述PDCCH时隙集合中确定第三PDCCH,并根据所述第三PDCCH和所述参考PDSCH之间的第二时隙偏移值确定所述第一时隙偏移值的表示方式;其中,所述第三PDCCH所在的时隙为所述PDCCH时隙集合中终端可能接收到PDCCH的第一个时隙;
基于所述表示方式表示所述第一时隙偏移值,得到所述第二部分。
第六方面,本公开实施例提供了一种信息处理装置,应用于网络设备,包括:处理器和收发器;
其中,所述处理器,用于接收终端发送的半静态HARQ-ACK码本,并根据所述半静态HARQ-ACK码本确定是否进行数据传输;其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;其中,所述第一部分用于
指示对PDSCH的反馈信息,所述第二部分用于指示对PDCCH的接收信息。
可选的,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,
所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
可选的,所述收发器还用于,向所述终端发送第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。
可选的,所述处理器还用于:
根据所述半静态HARQ-ACK码本的第二部分确定所述终端接收到的最后一个PDCCH所在的第一时隙;
若在所述第一时隙之后发送的PDCCH的个数大于或等于第一预设值,确定不进行数据传输;
若在所述第一时隙之后发送的PDCCH的个数小于所述第一预设值,根据所述半静态HARQ-ACK码本的第一部分确定是否进行重传;
其中,所述PDCCH用于调度所述HARQ反馈窗口内的PDSCH。
可选的,所述处理器还用于:
将目标PDCCH所在的时隙,作为所述第一时隙,其中,所述目标PDCCH所在的时隙,为所述半静态HARQ-ACK码本的第二部分中,反馈值表示为第一值的最后一指示位对应的时隙承载的PDSCH所对应的PDCCH所在的时隙;或者
根据所述第一时隙偏移值以及所述参考PDSCH的时隙,确定所述第一时隙。
可选的,所述处理器还用于:
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,则确定对所述第一PDSCH对应的时隙进行重传;或者
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为ACK,则确定对所述第一PDSCH对应的时隙不进行重传;
其中,所述第一PDSCH为HARQ反馈窗口内的任一PDSCH。
可选的,所述处理器还用于:
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,且所述第一PDSCH对应的第一PDCCH指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,确定对所述第一PDSCH对应的时隙进行重传。
第七方面,本公开实施例还提供一种通信设备,包括:存储器、处理器及存储在存储器上并可在处理器上运行的程序,所述处理器执行所述程序时实现如上所述的信息处理方法中的步骤。
第八方面,本公开实施例还提供一种可读存储介质,所述可读存储介质上存储程序,所述程序被处理器执行时实现如上所述的信息处理方法中的步骤。
在本公开实施例中,终端通过半静态HARQ-ACK码本指示的对于PDSCH的反馈信息以及对PDCCH的接收信息,可以将可见光遮挡情况上报给网络设备或者使得网络设备根据终端未进行的反馈判断存在可见光遮挡的情况,使得网络设备不再重复发送PDCCH/PDSCH,进而终端不再多次解调PDCCH/PDSCH,从而降低终端能耗。
图1是本公开实施例提供的信息处理方法的流程图之一;
图2是本公开实施例提供的信息处理方法的流程图之二;
图3是本公开实施例提供的确定半静态HARQ-ACK码本的示意图之一;
图4是本公开实施例提供的确定半静态HARQ-ACK码本的示意图之二;
图5是本公开实施例提供的确定半静态HARQ-ACK码本的示意图之三;
图6是本公开实施例提供的信息处理装置的结构图之一;
图7是本公开实施例提供的信息处理装置的结构图之二;
图8是本公开实施例提供的信息处理装置的结构图之三;
图9是本公开实施例提供的信息处理装置的结构图之四。
本公开实施例中术语“和/或”,描述关联对象的关联关系,表示可以存在三种关系,例如,A和/或B,可以表示:单独存在A,同时存在A和B,单独存在B这三种情况。字符“/”一般表示前后关联对象是一种“或”的关系。
本公开实施例中术语“多个”是指两个或两个以上,其它量词与之类似。
下面将结合本公开实施例中的附图,对本公开实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本公开一部分实施例,并不是全部的实施例。基于本公开中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本公开保护的范围。
参见图1,图1是本公开实施例提供的信息处理方法的流程图,如图1所示,包括以下步骤:
步骤101、终端向网络设备发送半静态HARQ-ACK码本,其中,半静态HARQ-ACK码本包括:第一部分和第二部分;所述第一部分用于指示对PDSCH的反馈信息,所述第二部分用于指示对PDCCH的接收信息。
其中,半静态HARQ-ACK码本,总是按照固定大小传输,即HARQ-ACK反馈序列的大小不会随着调度情况的改变而改变,其主要目的是为了避免下行传输丢包造成的基站和终端对半静态HARQ-ACK码本大小的理解不一致问题。在本公开实施例中,网络设备可以包括基站。
可选的,在此实施例中,所述终端还可接收所述网络设备的第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。所述时序K1配置集合指的是PDSCH到物理上行控制信道(Physical Uplink Control Channel,PUCCH)的时隙偏移值,所述时序K0配置集合指的是PDCCH到PDSCH的时隙偏移值,所述第一指示可以承载在无线资源控制(Radio Resource Control,RRC)信令中。
在本公开实施例中,并不对上述时序K1配置集合和/或时序K0配置集合的具体获取方式进行限定。例如,上述时序K1配置集合和/或时序K0配置集合还可以是预先配置的。
其中,对PDSCH的反馈信息,包括利用对PDSCH反馈的ACK或者NACK而形成的指示信息;对PDCCH的接收信息,包括根据是否接收到对
应的PDDCH而形成的指示信息。具体的,所述第二部分用于指示:对于混合自动重传请求(Hybrid Automatic Repeat Request,HARQ)反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值。
其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。例如,所述参考PDSCH可以是网络设备和终端约定好的等;又例如,参考PDSCH可以是HARQ反馈窗口中的最后一个PDSCH。
在本公开实施例中,终端可结合时序K1配置集合,或,结合时序K1配置集合以及时序K0配置集合确定半静态HARQ-ACK码本。
第一种方式:结合时序K1配置集合确定半静态HARQ-ACK码本。
在这种方式中,所述第一指示用于指示所述时序K1配置集合。所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH。
在这种方式中,所述半静态码本包括两部分,第一部分是根据对PDSCH的ACK/NACK反馈而形成的指示信息,第二部分是根据每个PDSCH是否检测到了对应的PDCCH而形成的指示信息。由于终端无法判断到底是由于网络设备没有发送PDCCH还是由于遮挡而导致没有接收到PDCCH,所以,终端需要将PDCCH的接收情况上报给基站。值得注意的是,若终端一个PDCCH都没收到,终端则无法确定在哪里反馈HARQ-ACK码本,此时,终端可不反馈任何信息。
具体的,可采用如下方式形成半静态HARQ-ACK码本:
(1)根据所述时序K1配置集合,确定HARQ反馈窗口。
(2)对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分。
具体的,在此步骤中,对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否有PDSCH数据传输。
若第一PDSCH有PDSCH数据传输,说明有PDCCH调度,则确定所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙是否为用于
反馈半静态HARQ-ACK码本的时隙。若所述第一PDCCH所指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,则根据所述第一PDSCH的CRC结果确定反馈ACK或者NACK(例如,对第一PDSCH的CRC校验正确,确定反馈ACK;否则反馈NACK);若所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙不是用于反馈半静态HARQ-ACK码本的时隙,则确定反馈NACK;其中,所述第一PDSCH为所述HARQ反馈窗口内的任一PDSCH。
若所述第一PDSCH没有PDSCH数据传输,说明没有PDCCH调度,则确定反馈NACK。
对于每个第一PDSCH可按照上述方式进行判断,得到每一第一PDSCH对应的反馈的ACK或NACK。
之后,可根据确定反馈的ACK或NACK确定所述第一部分。
例如,若确定反馈ACK,则第一PDSCH对应的指示位可反馈1,否则反馈0。
至此,根据对每一PDSCH的反馈的指示值,形成所述第一部分。
(3)对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否接收到对应的PDCCH,得到第一确定结果,并根据所述第一确定结果确定所述第二部分。
具体的,在此步骤中,若第二PDSCH有PDSCH数据传输,则确定接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第一值;其中,所述第二PDSCH为所述HARQ反馈窗口内的任一PDSCH。
若所述第二PDSCH没有PDSCH数据传输,则确定没有接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第二值。
对于每一第二PDSCH都可进行上述判断,得到每一第二PDSCH对应的反馈值。
之后,根据所述第一值和所述第二值,确定所述第二部分。
其中,所述第一值可以是1,所述第二值可以是0;或者,反之亦可。
至此,根据每一PDSCH的反馈值,形成所述第二部分。
第二种方式:结合时序K1配置集合和时序K0配置集合确定半静态
HARQ-ACK码本。
所述第一指示用于指示所述时序K1配置集合和所述时序K0配置集合,所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值。
那么,在这种方式中,所述半静态码本包括两部分,第一部分是根据对PDSCH的ACK/NACK反馈而形成的指示信息,第二部分是根据PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值而形成的指示信息。由于终端无法判断到底是由于网络设备(如基站)没有发送PDCCH还是由于遮挡而导致没有接收到PDCCH,所以,终端需要将PDCCH的接收情况上报给基站。值得注意的是,若终端一个PDCCH都没收到,终端则无法确定在哪里反馈HARQ-ACK码本,此时,终端可不反馈任何信息。
具体的,可采用如下方式形成半静态HARQ-ACK码本:
(1)根据所述时序K1配置集合,确定所述HARQ反馈窗口。
(2)根据所述时序K0配置集合,确定所述PDCCH时隙集合。
其中,该PDCCH集合指的是终端可能接收到PDCCH的时隙的集合。
(3)对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分。
具体的,在此步骤中,对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否有PDSCH数据传输。
若第一PDSCH有PDSCH数据传输,说明有PDCCH调度,则确定所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙是否为用于反馈半静态HARQ-ACK码本的时隙。若所述第一PDCCH所指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,则根据所述第一PDSCH的CRC结果确定反馈ACK或者NACK(例如,对第一PDSCH的CRC校验正确,确定反馈ACK;否则反馈NACK);若所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙不是用于反馈半静态HARQ-ACK码本的时隙,则确定反馈NACK;其中,所述第一PDSCH为所述HARQ反馈窗口内的任一PDSCH。
若所述第一PDSCH没有PDSCH数据传输,说明没有PDCCH调度,则确定反馈NACK。
对于每个第一PDSCH可按照上述方式进行判断,得到每一第一PDSCH对应的反馈的ACK或NACK。
之后,可根据确定反馈的ACK或NACK确定所述第一部分。
例如,若确定反馈ACK,则第一PDSCH对应的指示位可反馈1,否则反馈0。
至此,根据对每一PDSCH的反馈的指示值,形成所述第一部分。
(4)根据所述参考PDSCH以及所述PDCCH时隙集合,确定所述第二部分。
具体的,该步骤可包括:
(41)从所述PDCCH时隙集合中,选择第二PDCCH,其中,所述第二PDCCH为所述PDCCH时隙集合中所述终端接收到的最后一个PDCCH。
(42)获取所述第二PDCCH和所述参考PDSCH之间的第一时隙偏移值。
如前所述,参考PDSCH可以是HARQ反馈窗口中的最后一个PDSCH。
(43)从所述PDCCH时隙集合中确定第三PDCCH,并根据所述第三PDCCH和所述参考PDSCH之间的第二时隙偏移值确定所述第一时隙偏移值的表示方式;其中,所述第三PDCCH所在的时隙为所述PDCCH时隙集合中终端可能接收到PDCCH的第一个时隙。
也就是说,所述第三PDCCH所在的时隙为所述PDCCH时隙集合中各PDCCH所在的时隙的最小值。
在此,确定表示方式的目的是为了使得终端和网络设备对码本的理解是一致的。表示方式可以理解为,需要用多少比特来表示该第一时隙偏移值,以及具体的指示该第一时隙偏移值的数值或者指示值。这是由于基站无法知道终端接收PDCCH的情况,所以,在接收到该半静态HARQ-ACK码本后,只能按照最大的时隙偏移值来确定总的比特数,此时,基站和终端确定的码本的比特数才是一致的。
例如,PDCCH时隙集合是{1,2,3,4,5},参考PDSCH所在的时隙是时隙8,那么,如果PDCCH时隙集合中终端可能接收到的最后一个PDCCH在时隙1,
时隙1到时隙8的偏移值为7(也即,最大时隙偏移值为7),因此,终端需要3比特指示该第一时隙偏移值。
(44)基于所述表示方式表示所述第一时隙偏移值,得到所述第二部分。
在此,确定所述第一时隙偏移值的数值或者指示值,从而得到所述第二部分。
例如,根据(43)中的示例,如果终端实际接收到的最后一个PDCCH在时隙5,那么第一时隙偏移值为3,第二部分可用011表示。
或者,在具体应用中,终端不向网络设备发送反馈信息,表示终端未接收到任何一个PDCCH。
在本公开实施例中,终端通过半静态HARQ-ACK码本指示的对于PDSCH的反馈信息以及对PDCCH的接收信息,可以将可见光遮挡情况上报给网络设备或者使得网络设备根据终端未进行的反馈判断存在可见光遮挡的情况,使得网络设备不再重复发送PDCCH/PDSCH,进而终端不再多次解调PDCCH/PDSCH,从而降低终端能耗。
参见图2,图2是本公开实施例提供的信息处理方法的流程图,如图2所示,包括以下步骤:
步骤201、网络设备接收终端发送的半静态HARQ-ACK码本,并根据所述半静态HARQ-ACK码本确定是否进行数据传输;其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;其中,所述第一部分用于指示对PDSCH的反馈信息,所述第二部分用于指示对PDCCH的接收信息。
可选的,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。例如,所述参考PDSCH可以是网络设备和终端约定好的等,例如,参考PDSCH可以是HARQ反馈窗口中的最后一个PDSCH。
此外,所述网络设备还可向所述终端发送第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。其中,两个配置
集合的含义可参照前述实施例的描述。
若网络设备未收到终端反馈的半静态HARQ-ACK码本,表示终端一个PDCCH都未解调成功,可见光下行链路可能被遮挡,那么,网络设备不会继续发送PDCCH/PDSCH。
具体的,对应于按照前述第一种方式确定的半静态HARQ-ACK码本,网络设备可按照如下方式确定是否进行数据传输。
在这种方式中,网络设备根据每个PDSCH对应的PDCCH是否解调成功,结合网络设备本身PDCCH的发送情况,判断是否存在下行遮挡。具体可包括:
若网络设备接收到终端发送的半静态HARQ-ACK码本,则所述网络设备根据所述半静态HARQ-ACK码本的第二部分确定所述终端在HARQ反馈窗口内接收到的最后一个PDCCH所在的第一时隙。具体的,所述网络设备将目标PDCCH所在的时隙作为所述第一时隙,其中,所述目标PDCCH所在的时隙,为所述半静态HARQ-ACK码本的第二部分中,反馈值表示为第一值的最后一指示位对应的时隙承载的PDSCH所对应的PDCCH所在的时隙。
其中,第一值可以是1,表示该指示位对应的时隙承载的PDSCH所对应的PDCCH有数据传输,也即终端接收到了对应的PDCCH。此时,网络设备将所述半静态HARQ-ACK码本的第二部分中反馈值表示为1的最后一指示位对应的时隙承载的PDSCH所对应的PDCCH所在的时隙,作为该第一时隙。
若所述网络设备在所述第一时隙之后发送的PDCCH的个数大于或等于第一预设值(可用N表示),所述网络设备确定不进行数据传输;若所述网络设备在所述第一时隙之后发送的PDCCH的个数小于所述第一预设值,所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定是否进行重传;其中,所述PDCCH用于调度所述HARQ反馈窗口内的PDSCH。
其中,该第一预设值可根据需要设置,例如可以设置为10。在具体应用中,参考PDSCH可以是HARQ反馈窗口中的最后一个PDSCH。
例如,若网络设备在终端接收到的最后一个PDCCH的时隙(即该第一时隙)后发送了大于或等于N个PDCCH,均用于调度HARQ反馈窗口内的PDSCH,则判定为存在遮挡,不会继续发送PDCCH/PDSCH;若网络设备在
终端接收到的最后一个PDCCH的时隙后发送了小于N个PDCCH,均用于调度HARQ反馈窗口内的PDSCH,则判定为不遮挡,网络设备根据PDSCH的ACK/NACK反馈进行数据传输或者新传。
在此,之所以考虑网络设备在终端接收的最后一个PDCCH的时隙后发送的PDCCH的个数,是因为终端只要接收到PDCCH,就表示可见光链路信号质量较好,不存在遮挡,因此,网络设备只需判断终端接收的最后一个PDCCH的时隙之后有多少个PDCCH没有收到即可。若连续大于或等于N个PDCCH没收到,就考虑由于遮挡导致信号质量变差,那么在遮挡时间内,不论多少次重传都无法改变信号质量,只会浪费资源,增加能耗,网络设备也就无需继续发送PDCCH/PDSCH,终端也无需尝试接收PDCCH/PDSCH。
具体的,在确定是否进行数据传输时,若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,则所述网络设备确定对所述第一PDSCH对应的时隙进行重传;或者,若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为ACK,则所述网络设备确定对所述第一PDSCH对应的时隙不进行重传;其中,所述第一PDSCH为HARQ反馈窗口内的任一PDSCH。
可选的,为了进一步节约资源,若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,且所述第一PDSCH对应的第一PDCCH指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,所述网络设备确定对所述第一PDSCH对应的时隙进行重传。
具体的,对应于按照前述第二种方式确定的半静态HARQ-ACK码本,网络设备可按照如下方式确定是否进行数据传输。
在这种方式中,网络设备根据第一时隙偏移值以及网络设备本身PDCCH的发送情况,判断是否存在下行遮挡。具体可包括:
若网络设备接收到终端发送的半静态HARQ-ACK码本,则所述网络设备根据所述半静态HARQ-ACK码本的第二部分确定所述终端在HARQ反馈窗口内接收到的最后一个PDCCH所在的第一时隙。具体的,所述网络设备根据所述第一时隙偏移值以及所述参考PDSCH的时隙,确定所述第一时隙。
例如,将所述参考PDSCH的时隙和所述第一时隙偏移值的和作为所述第一时隙。
若所述网络设备在所述第一时隙之后发送的PDCCH的个数大于或等于第一预设值(可用N表示),所述网络设备确定不进行数据传输;若所述网络设备在所述第一时隙之后发送的PDCCH的个数小于所述第一预设值,所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定是否进行重传;其中,所述PDCCH用于调度所述HARQ反馈窗口内的PDSCH。
其中,该第一预设值可根据需要设置,例如可以设置为10。在具体应用中,参考PDSCH可以是HARQ反馈窗口中的最后一个PDSCH。
例如,若网络设备在终端接收到的最后一个PDCCH的时隙(即该第一时隙)后发送了大于或等于N个PDCCH,均用于调度HARQ反馈窗口内的PDSCH,则判定为存在遮挡,不会继续发送PDCCH/PDSCH;若网络设备在终端接收到的最后一个PDCCH的时隙后发送了小于N个PDCCH,均用于调度HARQ反馈窗口内的PDSCH,则判定为不遮挡,网络设备根据PDSCH的ACK/NACK反馈进行数据传输或者新传。
在此,之所以考虑网络设备在终端接收的最后一个PDCCH的时隙后发送的PDCCH的个数,是因为终端只要接收到PDCCH,就表示可见光链路信号质量较好,不存在遮挡,因此,网络设备只需判断终端接收的最后一个PDCCH的时隙之后有多少个PDCCH没有收到即可。若连续大于或等于N个PDCCH没收到,就考虑由于遮挡导致信号质量变差,那么在遮挡时间内,不论多少次重传都无法改变信号质量,只会浪费资源,增加能耗,网络设备也就无需继续发送PDCCH/PDSCH,终端也无需尝试接收PDCCH/PDSCH。
具体的,若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,则所述网络设备确定对所述第一PDSCH对应的时隙进行重传;或者,若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为ACK,则所述网络设备确定对所述第一PDSCH对应的时隙不进行重传;其中,所述第一PDSCH为HARQ反馈窗口内的任一PDSCH。
可选的,为了进一步节约资源,若所述网络设备根据所述半静态
HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,且所述第一PDSCH对应的第一PDCCH指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,所述网络设备确定对所述第一PDSCH对应的时隙进行重传。
在本公开实施例中,终端通过半静态HARQ-ACK码本指示的对于PDSCH的反馈信息以及对PDCCH的接收信息,可以将可见光遮挡情况上报给网络设备或者使得网络设备根据终端未进行的反馈判断存在可见光遮挡的情况,使得网络设备不再重复发送PDCCH/PDSCH,进而终端不再多次解调PDCCH/PDSCH,从而降低终端能耗。
在本公开实施例中,射频链路可以是蜂窝网络(4G/5G等)上下行;通过可见光异构组网的半静态码本设计方法,终端可以将可见光遮挡情况上报给基站,使得基站不再重复发送PDCCH/PDSCH,终端不再多次解调
PDCCH/PDSCH,从而降低终端能耗。
考虑到控制信道的目标误块率(Block Error Rate,BLER)为1%,数据信道的目标BLER为10%,终端若连续N个PDCCH都没有接收到,可认为存在遮挡,但是终端无法判断到底是基站没有发PDCCH还是由于遮挡没有收到PDCCH,所以需要将PDCCH的接收情况上报给基站,基站结合发送的PDCCH情况进行判断是否存在遮挡。
在本公开的一个实施例中,假设PDCCH到PDSCH的时隙偏移值K0集合为{0,1,2},PDSCH到其HARQ-ACK反馈的时隙偏移值K1集合为{1,2,3,4,5,6},为了简化分析,假设可见光和射频的子载波间隔相同。
对应于前述第一种生成半静态HARQ-ACK码本的方式,如图3所示,终端根据K1集合确定HARQ反馈窗口为{3,4,5,6,7,8},针对每一个PDSCH,判断时隙3、时隙5和时隙7有数据传输,时隙3的PDSCH对应的PDCCH指示K1=5,表示其将在时隙8反馈,那么时隙3的PDSCH反馈NACK;时隙5的PDSCH对应的PDCCH指示K1=4,表示其将在时隙9反馈;若时隙5的PDSCH CRC校验成功,则反馈ACK;同理时隙7的PDSCH若CRC校验成功,则反馈ACK;时隙4、时隙6和时隙8由于没有PDSCH数据传输,反馈NACK。那么半静态HARQ-ACK码本的第一部分为{001010},第二部
分为{101010},即半静态HARQ-ACK码本为{001010101010},共12比特。
基站收到半静态HARQ-ACK码本{001010101010},假设基站在时隙{3,4,5,6,7,8}总共发送了6个PDCCH用于调度HARQ反馈窗口内的PDSCH,基站根据终端在每个PDSCH上是否收到PDCCH,确定终端接收的最后一个PDCCH的时隙为时隙7,那就表明时隙3到时隙7的时间间隔内,可见光没有遮挡;在时隙7之后仅时隙8的PDCCH没有收到,基站判定为不遮挡,针对时隙5和时隙7进行重传。
对应于前述第二种生成半静态HARQ-ACK码本的方式,同上述分析,半静态HARQ-ACK码本的第一部分为{001010};终端针对HARQ反馈窗口中的每个PDSCH,根据K0集合确定所有的PDCCH可能出现的时隙集合为{1,2,3,4,5,6,7,8},距离HARQ反馈窗口中最后一个PDSCH的时隙偏移值最大为8,需3比特指示。终端在PDCCH时隙集合中接收到的最后一个PDCCH为时隙7,距离HARQ反馈窗口中最后一个PDSCH的时隙偏移值为1,那么半静态HARQ-ACK码本为{001010001},共9比特。由此可以看出,通过这种方式确定的半静态HARQ-ACK码本,反馈的比特数更少。
基站收到半静态HARQ-ACK码本{001010001},假设基站在时隙{3,4,5,6,7,8}总共发送了6个PDCCH用于调度HARQ反馈窗口内的PDSCH,基站根据终端反馈的{001}确定终端接收的最后一个PDCCH的时隙为时隙7,那就表明时隙3到时隙7的时间间隔内,可见光没有遮挡;在时隙7之后仅时隙8的PDCCH没有收到,基站判定为不遮挡,针对时隙5和时隙7进行重传。
在本公开的一个实施例中,假设PDCCH到PDSCH的时隙偏移值K0集合为{0,1},PDSCH到其HARQ-ACK反馈的时隙偏移值K1集合为{1,2,3},每个时隙调度2个PDSCH,为了简化分析,假设可见光和射频的子载波间隔相同。
对应于前述第一种生成半静态HARQ-ACK码本的方式,如图4所示,终端根据K1集合确定HARQ反馈窗口为{6,7,8},每个时隙中调度2个PDSCH,共6个PDSCH,针对每一个PDSCH,判断时隙6、时隙7和时隙8均有数据传输,时隙6的PDSCH1和PDSCH2对应的PDCCH均指示K1=2,表示其
将在时隙8反馈,那么时隙6的PDSCH1和PDSCH2均反馈NACK;时隙7的PDSCH3和PDSCH4对应的PDCCH指示K1=2,表示其将在时隙9反馈;若时隙7的PDSCH3和PDSCH4CRC校验成功,则均反馈ACK;同理时隙8的PDSCH5和PDSCH6若CRC校验成功,则反馈ACK。那么半静态HARQ-ACK码本的第一部分为{001111},第二部分为{111111},即半静态HARQ-ACK码本为{001111111111},共12比特。
基站收到半静态HARQ-ACK码本{001111111111},假设基站在时隙{6,7,8}总共发送了6个PDCCH用于调度HARQ反馈窗口内的PDSCH,基站根据终端在每个PDSCH上是否收到PDCCH,确定终端接收的最后一个PDCCH的时隙为时隙8,那就表明可见光没有遮挡。
对应于前述第二种生成半静态HARQ-ACK码本的方式,同上述分析,半静态HARQ-ACK码本的第一部分为{001111};终端针对HARQ反馈窗口中的每个PDSCH,根据K0集合确定所有的PDCCH可能出现的时隙集合为{5,6,7,8},距离HARQ反馈窗口中最后一个PDSCH的时隙偏移值最大为4,需2比特指示,终端在PDCCH时隙集合中接收到的最后一个PDCCH为时隙8,距离HARQ反馈窗口中最后一个PDSCH的时隙偏移值为0,那么半静态HARQ-ACK码本为{00111100},共8比特。
基站收到半静态HARQ-ACK码本{00111100},假设基站在时隙{6,7,8}总共发送了6个PDCCH用于调度HARQ反馈窗口内的PDSCH,基站根据终端反馈的{00}确定终端接收的最后一个PDCCH的时隙为时隙8,那就表明可见光没有遮挡。
在本公开的一个实施例中,假设PDCCH到PDSCH的时隙偏移值K0集合为{0,1},PDSCH到其HARQ-ACK反馈的时隙偏移值K1集合为{1,2,3,4,5,6,7,8,9},为了简化分析,假设可见光和射频的子载波间隔相同。
对应于前述第一种生成半静态HARQ-ACK码本的方式,如图5所示,终端根据K1集合确定HARQ反馈窗口为{0,1,2,3,4,5,6,7,8},针对每一个PDSCH,判断时隙{0,1,2,3,4,6}有数据传输,时隙0的PDSCH对应的PDCCH指示K1=8,表示其将在时隙8反馈,那么时隙0的PDSCH反馈NACK;同理时隙{1,2,3,4,6}PDSCH对应的PDCCH指示的K1,表示其将在时隙9反馈;
若时隙{1,2,3,4,6}的PDSCH CRC校验成功,则反馈ACK;时隙{5,7,8}由于没有PDSCH数据传输,反馈NACK;那么半静态HARQ-ACK码本的第一部分为{011110100},第二部分为{111110100}。即半静态HARQ-ACK码本为{011110100111110100},共18比特。
基站收到半静态HARQ-ACK码本{011110100111110100},假设基站在时隙{0,1,2,3,4,5,6,7,8}总共发送了9个PDCCH用于调度HARQ反馈窗口内的PDSCH,基站根据终端在每个PDSCH上是否收到PDCCH确定终端接收的最后一个PDCCH的时隙为时隙4,那就表明时隙0到时隙4的时间间隔内,可见光没有遮挡;在时隙4之后的时隙5、6、7和8的PDCCH均没有收到,基站判定为遮挡,将不再发送PDCCH/PDSCH。
对应于前述第二种生成半静态HARQ-ACK码本的方式,同上述分析,半静态HARQ-ACK码本的第一部分为{011110100};终端针对HARQ反馈窗口中的每个PDSCH,根据K0集合确定所有的PDCCH可能出现的时隙集合为{0,1,2,3,4,5,6},距离HARQ反馈窗口中最后一个PDSCH的时隙偏移值最大为8,需3比特指示。终端在PDCCH时隙集合中接收到的最后一个PDCCH为时隙4,距离HARQ反馈窗口中最后一个PDSCH的时隙偏移值为4,那么半静态HARQ-ACK码本为{011110100100},共12比特。
基站收到半静态HARQ-ACK码本{011110100100},假设基站在时隙{0,1,2,3,4,5,6,7,8}总共发送了9个PDCCH用于调度HARQ反馈窗口内的PDSCH,基站根据终端反馈的{100}确定终端接收的最后一个PDCCH的时隙为时隙4,那就表明时隙0到时隙4的时间间隔内,可见光没有遮挡;在时隙4之后的时隙5、6、7和8的PDCCH均没有收到,基站判定为遮挡,将不再发送PDCCH/PDSCH。
通过以上的描述可以看出,在本公开实施例中,通过可见光异构组网的半静态码本设计,终端可以将可见光遮挡情况上报给基站,使得基站不再重复发送PDCCH/PDSCH,终端不再多次解调PDCCH/PDSCH,从而降低终端能耗。
本公开实施例还提供了一种信息处理装置,应用于终端。参见图6,图6是本公开实施例提供的信息处理装置的结构图。如图6所示,信息处理装置
包括:
第一处理模块601,用于向网络设备发送半静态HARQ-ACK码本,其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;所述第一部分用于指示对物理下行共享信道PDSCH的反馈信息,所述第二部分用于指示对物理下行控制信道PDCCH的接收信息。
可选的,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,
所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
可选的,所述装置还可包括:
第一接收模块,用于接收所述网络设备的第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。
可选的,所述第一指示用于指示所述时序K1配置集合,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;
所述第一处理模块还用于,按照如下方式形成所述半静态HARQ-ACK码本:
根据所述时序K1配置集合,确定所述HARQ反馈窗口;
对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;
对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否接收到对应的PDCCH,得到第一确定结果,并根据所述第一确定结果确定所述第二部分。
可选的,所述第一指示用于指示所述时序K1配置集合和所述时序K0配置集合,所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;
所述第一处理模块还用于,按照如下方式形成所述半静态HARQ-ACK码本:
根据所述时序K1配置集合,确定所述HARQ反馈窗口;
根据所述时序K0配置集合,确定所述PDCCH时隙集合;
对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;
根据所述参考PDSCH以及所述PDCCH时隙集合,确定所述第二部分。
可选的,所述第一处理模块还用于:
对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否有PDSCH数据传输;
若第一PDSCH有PDSCH数据传输,则确定所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙是否为用于反馈半静态HARQ-ACK码本的时隙;若所述第一PDCCH所指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,则根据所述第一PDSCH的循环冗余校验CRC结果确定反馈ACK或者否定确认NACK;若所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙不是用于反馈半静态HARQ-ACK码本的时隙,则确定反馈NACK;其中,所述第一PDSCH为所述HARQ反馈窗口内的任一PDSCH;
若所述第一PDSCH没有PDSCH数据传输,则确定反馈NACK;
根据确定反馈的ACK或NACK确定所述第一部分。
可选的,所述第一处理模块还用于:
若第二PDSCH有PDSCH数据传输,则确定接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第一值;其中,所述第二PDSCH为所述HARQ反馈窗口内的任一PDSCH;
若所述第二PDSCH没有PDSCH数据传输,则确定没有接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第二值;
根据所述第一值和所述第二值,确定所述第二部分。
可选的,所述第一处理模块还用于:
从所述PDCCH时隙集合中,选择第二PDCCH,其中,所述第二PDCCH为所述PDCCH时隙集合中所述终端接收到的最后一个PDCCH;
获取所述第二PDCCH和所述参考PDSCH之间的第一时隙偏移值;
从所述PDCCH时隙集合中确定第三PDCCH,并根据所述第三PDCCH
和所述参考PDSCH之间的第二时隙偏移值确定所述第一时隙偏移值的表示方式;其中,所述第三PDCCH所在的时隙为所述PDCCH时隙集合中终端可能接收到PDCCH的第一个时隙;
基于所述表示方式表示所述第一时隙偏移值,得到所述第二部分。
本公开实施例提供的装置,可以执行上述方法实施例,其实现原理和技术效果类似,本实施例此处不再赘述。
本公开实施例还提供了一种信息处理装置,应用于网络设备。参见图7,图7是本公开实施例提供的信息处理装置的结构图。如图7所示,信息处理装置包括:
第一处理模块701,用于接收终端发送的半静态HARQ-ACK码本,并根据所述半静态HARQ-ACK码本确定是否进行数据传输;其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;其中,所述第一部分用于指示对PDSCH的反馈信息,所述第二部分用于指示对PDCCH的接收信息。
可选的,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,
所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
可选的,所述装置还可包括:
第一发送模块,用于向所述终端发送第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。
可选的,所述第一处理模块还用于:
根据所述半静态HARQ-ACK码本的第二部分确定所述终端接收到的最后一个PDCCH所在的第一时隙;
若在所述第一时隙之后发送的PDCCH的个数大于或等于第一预设值,确定不进行数据传输;
若在所述第一时隙之后发送的PDCCH的个数小于所述第一预设值,根据所述半静态HARQ-ACK码本的第一部分确定是否进行重传;
其中,所述PDCCH用于调度所述HARQ反馈窗口内的PDSCH。
可选的,所述第一处理模块还用于:
将目标PDCCH所在的时隙,作为所述第一时隙,其中,所述目标PDCCH所在的时隙,为所述半静态HARQ-ACK码本的第二部分中,反馈值表示为第一值的最后一指示位对应的时隙承载的PDSCH所对应的PDCCH所在的时隙;或者
根据所述第一时隙偏移值以及所述参考PDSCH的时隙,确定所述第一时隙。
可选的,所述第一处理模块还用于:
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,则确定对所述第一PDSCH对应的时隙进行重传;或者
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为ACK,则确定对所述第一PDSCH对应的时隙不进行重传;
其中,所述第一PDSCH为HARQ反馈窗口内的任一PDSCH。
可选的,所述第一处理模块还用于:
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,且所述第一PDSCH对应的第一PDCCH指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,确定对所述第一PDSCH对应的时隙进行重传。
本公开实施例提供的装置,可以执行上述方法实施例,其实现原理和技术效果类似,本实施例此处不再赘述。
本公开实施例还提供了一种信息处理装置,应用于终端。参见图8,图8是本公开实施例提供的信息处理装置的结构图。如图8所示,信息处理装置包括:处理器801和收发器802;
其中,所述收发器802,用于向网络设备发送半静态HARQ-ACK码本,其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;所述第一部分用于指示对物理下行共享信道PDSCH的反馈信息,所述第二部分用于指示对物理下行控制信道PDCCH的接收信息。
可选的,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,
是否接收到对应的PDCCH;或者,
所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
可选的,所述收发器802还用于,接收所述网络设备的第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。
可选的,所述第一指示用于指示所述时序K1配置集合,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;
所述处理器801还用于,按照如下方式形成所述半静态HARQ-ACK码本:
根据所述时序K1配置集合,确定所述HARQ反馈窗口;
对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;
对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否接收到对应的PDCCH,得到第一确定结果,并根据所述第一确定结果确定所述第二部分。
可选的,所述第一指示用于指示所述时序K1配置集合和所述时序K0配置集合,所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;
所述处理器801还用于按照如下方式形成所述半静态HARQ-ACK码本:
根据所述时序K1配置集合,确定所述HARQ反馈窗口;
根据所述时序K0配置集合,确定所述PDCCH时隙集合;
对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;
根据所述参考PDSCH以及所述PDCCH时隙集合,确定所述第二部分。
可选的,所述处理器801还用于:
对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否有PDSCH数据传输;
若第一PDSCH有PDSCH数据传输,则确定所述第一PDSCH对应的第
一PDCCH所指示的HARQ-ACK反馈时隙是否为用于反馈半静态HARQ-ACK码本的时隙;若所述第一PDCCH所指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,则根据所述第一PDSCH的循环冗余校验CRC结果确定反馈ACK或者否定确认NACK;若所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙不是用于反馈半静态HARQ-ACK码本的时隙,则确定反馈NACK;其中,所述第一PDSCH为所述HARQ反馈窗口内的任一PDSCH;
若所述第一PDSCH没有PDSCH数据传输,则确定反馈NACK;
根据确定反馈的ACK或NACK确定所述第一部分。
可选的,所述处理器801还用于:
若第二PDSCH有PDSCH数据传输,则确定接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第一值;其中,所述第二PDSCH为所述HARQ反馈窗口内的任一PDSCH;
若所述第二PDSCH没有PDSCH数据传输,则确定没有接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第二值;
根据所述第一值和所述第二值,确定所述第二部分。
可选的,所述处理器801还用于:
从所述PDCCH时隙集合中,选择第二PDCCH,其中,所述第二PDCCH为所述PDCCH时隙集合中所述终端接收到的最后一个PDCCH;
获取所述第二PDCCH和所述参考PDSCH之间的第一时隙偏移值;
从所述PDCCH时隙集合中确定第三PDCCH,并根据所述第三PDCCH和所述参考PDSCH之间的第二时隙偏移值确定所述第一时隙偏移值的表示方式;其中,所述第三PDCCH所在的时隙为所述PDCCH时隙集合中终端可能接收到PDCCH的第一个时隙;
基于所述表示方式表示所述第一时隙偏移值,得到所述第二部分。
本公开实施例提供的装置,可以执行上述方法实施例,其实现原理和技术效果类似,本实施例此处不再赘述。
本公开实施例还提供了一种信息处理装置,应用于网络设备。参见图9,图9是本公开实施例提供的信息处理装置的结构图。如图9所示,信息处理
装置包括:处理器901和收发器902;
其中,所述处理器901,用于接收终端发送的半静态HARQ-ACK码本,并根据所述半静态HARQ-ACK码本确定是否进行数据传输;其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;其中,所述第一部分用于指示对PDSCH的反馈信息,所述第二部分用于指示对PDCCH的接收信息。
可选的,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,
所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
可选的,所述收发器902还用于,向所述终端发送第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。
可选的,所述处理器901还用于:
根据所述半静态HARQ-ACK码本的第二部分确定所述终端接收到的最后一个PDCCH所在的第一时隙;
若在所述第一时隙之后发送的PDCCH的个数大于或等于第一预设值,确定不进行数据传输;
若在所述第一时隙之后发送的PDCCH的个数小于所述第一预设值,根据所述半静态HARQ-ACK码本的第一部分确定是否进行重传;
其中,所述PDCCH用于调度所述HARQ反馈窗口内的PDSCH。
可选的,所述处理器901还用于:
将目标PDCCH所在的时隙,作为所述第一时隙,其中,所述目标PDCCH所在的时隙,为所述半静态HARQ-ACK码本的第二部分中,反馈值表示为第一值的最后一指示位对应的时隙承载的PDSCH所对应的PDCCH所在的时隙;或者
根据所述第一时隙偏移值以及所述参考PDSCH的时隙,确定所述第一时隙。
可选的,所述处理器901还用于:
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,则确定对所述第一PDSCH对应的时隙进行重传;或者
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为ACK,则确定对所述第一PDSCH对应的时隙不进行重传;
其中,所述第一PDSCH为HARQ反馈窗口内的任一PDSCH。
可选的,所述处理器901还用于:
若根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,且所述第一PDSCH对应的第一PDCCH指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,确定对所述第一PDSCH对应的时隙进行重传。
需要说明的是,本公开实施例中对单元的划分是示意性的,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式。另外,在本公开各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。上述集成的单元既可以采用硬件的形式实现,也可以采用软件功能单元的形式实现。
所述集成的单元如果以软件功能单元的形式实现并作为独立的产品销售或使用时,可以存储在一个处理器可读取存储介质中。基于这样的理解,本公开的技术方案本质上或者说对相关技术做出贡献的部分或者该技术方案的全部或部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质中,包括若干指令用以使得一台计算机设备(可以是个人计算机,服务器,或者网络设备等)或处理器(processor)执行本公开各个实施例所述方法的全部或部分步骤。而前述的存储介质包括:U盘、移动硬盘、只读存储器(Read-Only Memory,ROM)、随机存取存储器(Random Access Memory,RAM)、磁碟或者光盘等各种可以存储程序代码的介质。
本公开实施例提供了一种通信设备,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;所述处理器,用于读取存储器中的程序实现如前所述的信息处理方法中的步骤。
本公开实施例还提供一种可读存储介质,可读存储介质上存储有程序,该程序被处理器执行时实现上述信息处理方法实施例的各个过程,且能达到
相同的技术效果,为避免重复,这里不再赘述。其中,所述的可读存储介质,可以是处理器能够存取的任何可用介质或数据存储设备,包括但不限于磁性存储器(例如软盘、硬盘、磁带、磁光盘(Magnet-Optical,MO)等)、光学存储器(例如光盘(Compact Disc,CD)、数字激光视盘(Digital Video Disc,DVD)、蓝光光碟(Blu-ray Disc,BD)、高清多功能光盘(High-definition Versatile Disc,HVD)等)、以及半导体存储器(例如ROM、可擦编程只读存储器(Erasable Programmable Read Only Memory,EPROM)、电可擦编程只读存储器(Electrically Erasable Programmable Read-Only Memory,EEPROM)、非易失性存储器(NAND FLASH)、固态硬盘(Solid State Disk,SSD))等。
需要说明的是,在本文中,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者装置不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者装置所固有的要素。在没有更多限制的情况下,由语句“包括一个……”限定的要素,并不排除在包括该要素的过程、方法、物品或者装置中还存在另外的相同要素。
通过以上的实施方式的描述,本领域的技术人员可以清楚地了解到上述实施例方法可借助软件加必需的通用硬件平台的方式来实现,当然也可以通过硬件,但很多情况下前者是更佳的实施方式。根据这样的理解,本公开的技术方案本质上或者说对相关技术做出贡献的部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质(如ROM/RAM、磁盘、光盘)中,包括若干指令用以使得一台终端(可以是手机,计算机,服务器,空调器,或者网络设备等)执行本公开各个实施例所述的方法。
上面结合附图对本公开的实施例进行了描述,但是本公开并不局限于上述的具体实施方式,上述的具体实施方式仅仅是示意性的,而不是限制性的,本领域的普通技术人员在本公开的启示下,在不脱离本公开宗旨和权利要求所保护的范围情况下,还可做出很多形式,均属于本公开的保护之内。
Claims (21)
- 一种信息处理方法,所述方法包括:终端向网络设备发送半静态混合自动重传请求-肯定确认HARQ-ACK码本,其中,半静态HARQ-ACK码本包括:第一部分和第二部分;所述第一部分用于指示对物理下行共享信道PDSCH的反馈信息,所述第二部分用于指示对物理下行控制信道PDCCH的接收信息。
- 根据权利要求1所述的方法,其中,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
- 根据权利要求2所述的方法,所述方法还包括:所述终端接收所述网络设备的第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。
- 根据权利要求3所述的方法,其中,所述第一指示用于指示所述时序K1配置集合,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;所述终端按照如下方式形成所述半静态HARQ-ACK码本:根据所述时序K1配置集合,确定所述HARQ反馈窗口;对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否接收到对应的PDCCH,得到第一确定结果,并根据所述第一确定结果确定所述第二部分。
- 根据权利要求3所述的方法,其中,所述第一指示用于指示所述时序K1配置集合和所述时序K0配置集合,所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;所述终端按照如下方式形成所述半静态HARQ-ACK码本:根据所述时序K1配置集合,确定所述HARQ反馈窗口;根据所述时序K0配置集合,确定所述PDCCH时隙集合;对于所述HARQ反馈窗口内的每个PDSCH,确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分;根据所述参考PDSCH以及所述PDCCH时隙集合,确定所述第二部分。
- 根据权利要求4或5所述的方法,其中,所述确定对每个PDSCH的反馈信息,并根据对每个PDSCH的反馈信息确定所述第一部分,包括:对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否有PDSCH数据传输;若第一PDSCH有PDSCH数据传输,则确定所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙是否为用于反馈半静态HARQ-ACK码本的时隙;若所述第一PDCCH所指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,则根据所述第一PDSCH的循环冗余校验CRC结果确定反馈ACK或者否定确认NACK;若所述第一PDSCH对应的第一PDCCH所指示的HARQ-ACK反馈时隙不是用于反馈半静态HARQ-ACK码本的时隙,则确定反馈NACK;其中,所述第一PDSCH为所述HARQ反馈窗口内的任一PDSCH;若所述第一PDSCH没有PDSCH数据传输,则确定反馈NACK;根据确定反馈的ACK或NACK确定所述第一部分。
- 根据权利要求4所述的方法,其中,所述对于所述HARQ反馈窗口内的每个PDSCH,分别确定是否接收到对应的PDCCH,得到第一确定结果,并根据所述第一确定结果确定所述第二部分,包括:若第二PDSCH有PDSCH数据传输,则确定接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第一值;其中,所述第二PDSCH为所述HARQ反馈窗口内的任一PDSCH;若所述第二PDSCH没有PDSCH数据传输,则确定没有接收到所述第二PDSCH对应的PDCCH,将所述第二PDSCH对应的反馈值设置为第二值;根据所述第一值和所述第二值,确定所述第二部分。
- 根据权利要求5所述的方法,其中,所述根据所述参考PDSCH以及所述PDCCH时隙集合,确定所述第二部分,包括:从所述PDCCH时隙集合中,选择第二PDCCH,其中,所述第二PDCCH为所述PDCCH时隙集合中所述终端接收到的最后一个PDCCH;获取所述第二PDCCH和所述参考PDSCH之间的第一时隙偏移值;从所述PDCCH时隙集合中确定第三PDCCH,并根据所述第三PDCCH和所述参考PDSCH之间的第二时隙偏移值确定所述第一时隙偏移值的表示方式;其中,所述第三PDCCH所在的时隙为所述PDCCH时隙集合中终端可能接收到PDCCH的第一个时隙;基于所述表示方式表示所述第一时隙偏移值,得到所述第二部分。
- 一种信息处理方法,所述方法包括:网络设备接收终端发送的半静态HARQ-ACK码本,并根据所述半静态HARQ-ACK码本确定是否进行数据传输;其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;其中,所述第一部分用于指示对PDSCH的反馈信息,所述第二部分用于指示对PDCCH的接收信息。
- 根据权利要求9所述的方法,其中,所述第二部分用于指示:对于HARQ反馈窗口内的PDSCH,是否接收到对应的PDCCH;或者,所述第二部分用于指示:PDCCH时隙集合中接收到的最后一个PDCCH与参考PDSCH之间的第一时隙偏移值;其中,所述PDCCH时隙集合是根据时序K0配置集合确定的,所述参考PDSCH为所述HARQ反馈窗口内的任一PDSCH。
- 根据权利要求10所述的方法,所述方法还包括:所述网络设备向所述终端发送第一指示,其中,所述第一指示用于指示时序K1配置集合和/或所述时序K0配置集合。
- 根据权利要求10所述的方法,其中,所述根据所述半静态HARQ-ACK码本确定是否进行数据传输,包括:所述网络设备根据所述半静态HARQ-ACK码本的第二部分确定所述终 端接收到的最后一个PDCCH所在的第一时隙;若所述网络设备在所述第一时隙之后发送的PDCCH的个数大于或等于第一预设值,所述网络设备确定不进行数据传输;若所述网络设备在所述第一时隙之后发送的PDCCH的个数小于所述第一预设值,所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定是否进行重传;其中,所述PDCCH用于调度所述HARQ反馈窗口内的PDSCH。
- 根据权利要求12所述的方法,其中,所述网络设备根据所述半静态HARQ-ACK码本的第二部分确定所述终端接收的最后一个PDCCH所在的第一时隙,包括:所述网络设备将目标PDCCH所在的时隙作为所述第一时隙,其中,所述目标PDCCH所在的时隙,为所述半静态HARQ-ACK码本的第二部分中,反馈值表示为第一值的最后一指示位对应的时隙承载的PDSCH所对应的PDCCH所在的时隙;或者所述网络设备根据所述第一时隙偏移值以及所述参考PDSCH的时隙,确定所述第一时隙。
- 根据权利要求12所述的方法,其中,所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定是否进行重传,包括:若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,则所述网络设备确定对所述第一PDSCH对应的时隙进行重传;或者若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为ACK,则所述网络设备确定对所述第一PDSCH对应的时隙不进行重传;其中,所述第一PDSCH为HARQ反馈窗口内的任一PDSCH。
- 根据权利要求14所述的方法,其中,若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一PDSCH对应的反馈为NACK,则所述网络设备确定对所述第一PDSCH对应的时隙进行重传,包括:若所述网络设备根据所述半静态HARQ-ACK码本的第一部分确定第一 PDSCH对应的反馈为NACK,且所述第一PDSCH对应的第一PDCCH指示的HARQ-ACK反馈时隙为用于反馈半静态HARQ-ACK码本的时隙,所述网络设备确定对所述第一PDSCH对应的时隙进行重传。
- 一种信息处理装置,应用于终端,所述装置包括:第一处理模块,用于向网络设备发送半静态HARQ-ACK码本,其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;所述第一部分用于指示对物理下行共享信道PDSCH的反馈信息,所述第二部分用于指示对物理下行控制信道PDCCH的接收信息。
- 一种信息处理装置,应用于网络设备,所述装置包括:第一处理模块,用于接收终端发送的半静态HARQ-ACK码本,并根据所述半静态HARQ-ACK码本确定是否进行数据传输;其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;其中,所述第一部分用于指示对PDSCH的反馈信息,所述第二部分用于指示对PDCCH的接收信息。
- 一种信息处理装置,应用于终端,包括:处理器和收发器;其中,所述收发器,用于向网络设备发送半静态HARQ-ACK码本,其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;所述第一部分用于指示对物理下行共享信道PDSCH的反馈信息,所述第二部分用于指示对物理下行控制信道PDCCH的接收信息。
- 一种信息处理装置,应用于网络设备,包括:处理器和收发器;其中,所述处理器,用于接收终端发送的半静态HARQ-ACK码本,并根据所述半静态HARQ-ACK码本确定是否进行数据传输;其中,所述半静态HARQ-ACK码本包括:第一部分和第二部分;其中,所述第一部分用于指示对PDSCH的反馈信息,所述第二部分用于指示对PDCCH的接收信息。
- 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;其中,所述处理器,用于读取存储器中的程序实现如权利要求1至15中任一项所述的信息处理方法中的步骤。
- 一种可读存储介质,用于存储程序,其中,所述程序被处理器执行时实现如权利要求1至15中任一项所述的信息处理方法中的步骤。
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CN111865506A (zh) * | 2019-04-30 | 2020-10-30 | 华为技术有限公司 | 半静态码本生成的方法和通信装置 |
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US20220272734A1 (en) * | 2019-08-08 | 2022-08-25 | Datang Mobile Communications Equipment Co., Ltd. | Harq-ack feedback method, terminal, and network side device |
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CN111865506A (zh) * | 2019-04-30 | 2020-10-30 | 华为技术有限公司 | 半静态码本生成的方法和通信装置 |
US20220272734A1 (en) * | 2019-08-08 | 2022-08-25 | Datang Mobile Communications Equipment Co., Ltd. | Harq-ack feedback method, terminal, and network side device |
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