CN108809547A - A kind of data transmission method, base station and terminal - Google Patents
A kind of data transmission method, base station and terminal Download PDFInfo
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- CN108809547A CN108809547A CN201710314018.2A CN201710314018A CN108809547A CN 108809547 A CN108809547 A CN 108809547A CN 201710314018 A CN201710314018 A CN 201710314018A CN 108809547 A CN108809547 A CN 108809547A
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- pdcch
- pdsch
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention provides a kind of data transmission method, base station and terminals, in transfer resource to solve PDCCH, there are part resource not by PDCCH using resulting in waste of resources and need by retransmitting to obtain the problem of redundancy re-starts decoding, increases system signaling load in data transmission fails.The present invention data transmission method include：By the corresponding time interval resource of physical downlink control channel PDCCH, to the redundancy of terminal transmission PDCCH and Physical Downlink Shared Channel PDSCH.The invention enables terminals to be not necessarily to obtain redundancy by retransmission processes, reduces the interactive process between base station and terminal, has saved signal resource, while improving the utilization rate of the transfer resource of PDCCH.
Description
Technical field
The present invention relates to a kind of field of communication technology more particularly to data transmission method, base station and terminals.
Background technology
In the design of NR (New Radio, newly eat dishes without rice or wine), receiving terminal receives PDSCH from k-th of sign-on
(Physical Downlink Shared Channel, Physical Downlink Shared Channel), preceding k-1 symbol are PDCCH
The transfer resource of (Physical Downlink Control Channel, Physical Downlink Control Channel), however, k-1 before
There is part resource not utilized by PDCCH in symbol, results in waste of resources.
In addition, in the design of 5G and LTE (Long Term Evolution, long term evolution), the transmission of data passes through specific
Data channel occupy certain running time-frequency resource transmission.In some cases, portion of time frequency resources may be reliably used for
The transmission of the data is such as used for the transmission of reliable ultralow time delay communication (i.e. time delay the is more sensitive) business of certain superelevation temporarily,
Or portion of time frequency resources is failed receiving end by certain stronger interference and has correctly received.At this time, it may be necessary to by carrying out weight
It is transmitted through journey and carrys out transmitting redundancy information, so that receiving terminal is decoded again according to the redundancy, raising is decoded into power, but
Above-mentioned re-transmission increases the interactive process between base station and terminal, and increases the signaling traffic load of system.
Invention content
The purpose of the present invention is to provide a kind of data transmission method, base station and terminals, to solve the transmission money of PDCCH
In source, there are part resource not by PDCCH using result in waste of resources and in data transmission fails need by retransmit come
Obtain the problem of redundancy re-starts decoding, increases system signaling load.
To achieve the goals above, an embodiment of the present invention provides a kind of data transmission methods, are applied to base station, including：
It is total to terminal transmission PDCCH and physical down by the corresponding time interval resource of physical downlink control channel PDCCH
Enjoy the redundancy of channel PDSCH.
To achieve the goals above, the embodiment of the present invention additionally provides a kind of data transmission method, is applied to terminal, packet
It includes：
In the corresponding time interval resource of physical downlink control channel PDCCH, the superfluous of Physical Downlink Shared Channel PDSCH is obtained
Remaining information；
The PDSCH is decoded according to the redundancy.
To achieve the goals above, the embodiment of the present invention additionally provides a kind of base station, including：
Transmission module, for passing through the corresponding time interval resource of physical downlink control channel PDCCH, to terminal transmission PDCCH
And the redundancy of Physical Downlink Shared Channel PDSCH.
To achieve the goals above, the embodiment of the present invention additionally provides a kind of terminal, including：
Acquisition module, in the corresponding time interval resource of physical downlink control channel PDCCH, it is shared to obtain physical down
The redundancy of channel PDSCH；
Decoder module, for being decoded to the PDSCH according to the redundancy.
The embodiment of the present invention has the advantages that：
The above-mentioned technical proposal of the embodiment of the present invention, by the corresponding time interval resource of physical downlink control channel PDCCH, to
The redundancy of terminal transmission PDCCH and Physical Downlink Shared Channel PDSCH so that terminal is not necessarily to obtain by retransmission processes
Redundancy reduces the interactive process between base station and terminal, has saved signal resource, while improving the transmission of PDCCH
The utilization rate of resource.
Description of the drawings
Fig. 1 is the first work flow diagram of the data transmission method of the embodiment of the present invention；
Fig. 2 is the second work flow diagram of the data transmission method of the embodiment of the present invention；
Fig. 3 a are position views of the PDCCH in time interval resource in the embodiment of the present invention；
Fig. 3 b are position views of the PDCCH and PDSCH in time interval resource in the embodiment of the present invention；
Fig. 3 c are the position view of PDCCH, PDSCH and redundancy in time interval resource in the embodiment of the present invention；
Fig. 4 is the third work flow diagram of the data transmission method of the embodiment of the present invention；
Fig. 5 is the first structure block diagram of the base station of the embodiment of the present invention；
Fig. 6 is the second structure diagram of the base station of the embodiment of the present invention；
Fig. 7 is the third structure diagram of the base station of the embodiment of the present invention；
Fig. 8 is the first structure block diagram of the terminal of the embodiment of the present invention；
Fig. 9 is the second structure diagram of the terminal of the embodiment of the present invention；
Figure 10 is the third structure diagram of the terminal of the embodiment of the present invention；
Figure 11 is the 4th structure diagram of the terminal of the embodiment of the present invention；
Figure 12 is the 5th structure diagram of the terminal of the embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
As shown in Figure 1, the embodiment provides a kind of data transmission method, it is applied to base station, including：
Step 101：By the corresponding time interval resource of physical downlink control channel PDCCH, to terminal transmission PDCCH and object
Manage the redundancy of DSCH Downlink Shared Channel PDSCH.
Here, the corresponding time interval resources of PDCCH are specially the corresponding transfer resource of time slot where PDCCH, above-mentioned PDSCH's
Redundancy is specially the redundancy versions (RV, Redundancy Version) of PDSCH.The redundancy can be specially and this
The related redundancy of partial information of the PDSCH or PDSCH.
By the corresponding time interval resources of PDCCH, to the superfluous of terminal transmission PDCCH and Physical Downlink Shared Channel PDSCH
Remaining information so that terminal is not necessarily to obtain redundancy by retransmission processes, reduces the interactive process between base station and terminal, saves
About signal resource, while improving the utilization rate of the transfer resource of PDCCH.
Further, as shown in Fig. 2, above-mentioned steps 101 specifically include：
Step 1011：In the corresponding time interval resources of PDCCH, the target resource not occupied by PDCCH is chosen.
Specifically, as shown in Figure 3c, can PDCCH occupy OFDM symbol in, choose do not map PDCCH subcarrier and
Sign resources carry out transmitting redundancy information as target resource.
Here, by the way that in the corresponding time interval resources of PDCCH, it is superfluous to transmit to choose the target resource not occupied by PDCCH
Remaining information, improves resource utilization.
Step 1012：The redundancy of above-mentioned PDSCH is transmitted in above-mentioned target resource.
The redundancy of PDSCH is transferred to terminal by above-mentioned target resource so that terminal can be believed according to the redundancy
Breath is decoded PDSCH, and raising is decoded into power.
Further, after above-mentioned steps 101, the data transmission method of the embodiment of the present invention further includes：
By the first default signaling, time-frequency location of the above-mentioned redundancy of above-mentioned terminal in above-mentioned time interval resource is notified.
First preset instructions include semi-static signaling and/or dynamic signaling, and the dynamic signaling includes：Carry downlink
The PDCCH of information DCI is controlled, the semi-static signaling includes high-level signaling, such as radio resource control RRC signaling.Above-mentioned time-frequency
Position includes time-domain position and frequency domain position.
Terminal can be made accurately to obtain the time-frequency position of redundancy in above-mentioned time interval resource by the first default signaling
It sets, and then is accurately received the redundancy.
Further, the data transmission method of the embodiment of the present invention further includes：
The second default signaling is sent to terminal, which is used to indicate the corresponding time interval resources of above-mentioned PDCCH
In whether carry the redundancy of PDSCH.
The step synchronous with above-mentioned steps 101 can execute, and can also execute respectively, the embodiment of the present invention is not restricted.
The second default signaling includes semi-static signaling and/or dynamic signaling, and the dynamic signaling includes：Carry downlink
The PDCCH of information DCI is controlled, the semi-static signaling includes high-level signaling, such as radio resource control RRC signaling.When above-mentioned
Two default signalings are semi-static signaling, can be to terminal transmission PDCCH and Physical Downlink Shared Channel when such as RRC signaling
After the redundancy of PDSCH, above-mentioned second default signaling is sent to terminal.
Preferably, it can increase by the above-mentioned second default signaling in the DCI of PDCCH.
By sending the second preset instructions to terminal so that terminal can know in the corresponding time interval resources of PDCCH whether
The redundancy of PDSCH is carried, and then whether determination subsequently needs the redundancy to be connect according to the first preset instructions
It receives.
Further, above-mentioned steps 101 include：
Using transmission mode identical with the PDCCH and demodulated reference signal, to redundancy described in terminal transmission；Or
Person
Using transmission mode identical with the PDSCH and demodulated reference signal, to redundancy described in terminal transmission.
The data transmission method of the embodiment of the present invention, by the corresponding time interval resource of physical downlink control channel PDCCH, to
The redundancy of terminal transmission PDCCH and Physical Downlink Shared Channel PDSCH so that terminal is not necessarily to obtain by retransmission processes
Redundancy reduces the interactive process between base station and terminal, has saved signal resource, while improving the transmission of PDCCH
The utilization rate of resource.
As shown in figure 4, the embodiments of the present invention also provide a kind of data transmission method, it is applied to terminal, including：
Step 401：In the corresponding time interval resource of physical downlink control channel PDCCH, Physical Downlink Shared Channel is obtained
The redundancy of PDSCH.
By the corresponding time interval resources of PDCCH, to the superfluous of terminal transmission PDCCH and Physical Downlink Shared Channel PDSCH
Remaining information so that terminal is not necessarily to obtain redundancy by retransmission processes, reduces the interactive process between base station and terminal, saves
About signal resource, while improving the utilization rate of the transfer resource of PDCCH.
Step 402：Above-mentioned PDSCH is decoded according to above-mentioned redundancy.
Here, PDSCH is decoded by redundancy, improve PDSCH is decoded into power.
Further, above-mentioned steps 401 include：
Step 4011：The second default signaling that base station is sent is received, which is used to indicate physical down control
Whether the redundancy of PDSCH is carried in the corresponding time interval resource of channel PDCCH processed.
The second default signaling includes semi-static signaling and/or dynamic signaling, and the dynamic signaling includes：Carry downlink
The PDCCH of information DCI is controlled, the semi-static signaling includes high-level signaling, such as radio resource control RRC signaling.
Preferably, the above-mentioned second default signaling is obtained in the DCI of PDCCH.
Terminal can know in the corresponding time interval resources of PDCCH whether carry the superfluous of PDSCH by the second default signaling
Remaining information, and then whether determination subsequently needs to receive the redundancy according to the first preset instructions.
Step 4012：If above-mentioned second default signaling indicates to carry PDSCH's in the corresponding time interval resources of above-mentioned PDCCH
Redundancy obtains above-mentioned redundancy then according to the first preset instructions in above-mentioned time interval resource, which uses
In time-frequency location of the notice above-mentioned redundancy of terminal in above-mentioned time interval resource.
Here, which includes semi-static signaling and/or dynamic signaling, and the dynamic signaling includes：It carries
There is the PDCCH of Downlink Control Information DCI, the semi-static signaling includes high-level signaling, such as radio resource control RRC signaling；On
It includes time-domain position and frequency domain position of the redundancy in above-mentioned time interval resource to state time-frequency location.
Redundancy can be accurately obtained in time interval resource by first preset instructions, and then convenient for follow-up follow-up
The redundancy is decoded PDSCH.
As a kind of optional realization method, above-mentioned steps 402 include：
It is right according to the location information of Downlink Control Information DCI, above-mentioned PDSCH in above-mentioned PDCCH and above-mentioned redundancy
Above-mentioned PDSCH is decoded.
As another optional realization method, above-mentioned steps 402 include：
According to the location information of Downlink Control Information DCI and the PDSCH in the PDCCH, the PDSCH is carried out
Decoding；If decoding failure, decoding is re-started according to the redundancy to the PDSCH.
Further, the location information of the PDSCH passes through semi-static signaling, preset initial position and stop bit confidence
It ceases, the physical layer control signaling that public control signaling and/or terminal are exclusive obtains.
Here, semi-static signaling can be specially RRC signaling；Public control signaling can be specially the physical control in LTE
The control format of format indication channel PCFICH carryings indicates CFI information；The exclusive physical layer control signaling of terminal can be specially
PDCCH in 5G NR.
The data transmission method of the embodiment of the present invention receives the second default signaling that base station is sent, the described second default letter
Order is used to indicate the redundancy that PDSCH whether is carried in the corresponding time interval resource of physical downlink control channel PDCCH；If institute
The second default signaling is stated to indicate to carry the redundancy of PDSCH in the corresponding time interval resources of the PDCCH, then it is pre- according to first
If instruction, the redundancy is obtained in the time interval resource, first preset instructions are for notifying redundancy described in terminal
Time-frequency location of the information in the time interval resource；The PDSCH is decoded according to the redundancy.The present invention is implemented
Terminal obtains redundancy in the corresponding time interval resources of PDCCH in example, without passing through the retransmission processes between base station and terminal
Redundancy is obtained, reduces the interactive process between base station and terminal, has saved signal resource, while improving PDCCH
Transfer resource utilization rate.
Below to being illustrated to the concrete application flow that PDSCH is decoded according to redundancy in the embodiment of the present invention
It is bright as follows：
The flow includes：(1) as shown in Figure 3a, terminal receives PDCCH, knows that PDSCH receives institute according to the DCI of PDCCH
The necessary information needed, such as modulation and encoding scheme MCS, resource allocation RA situations etc..
(2) as shown in Figure 3b, primary sign position and the terminating symbol position of PDSCH are determined, and PDSCH is connect
It receives.Wherein, the primary sign position and terminating symbol position of PDSCH can be combined by following one or several kinds of modes Lai really
It is fixed：
1. semi-static signal deployment, such as RRC signaling；
2. the starting and ending position of acquiescence；
3. being notified by public control signaling, such as the CFI information of the PCFICH channel bearings in LTE；
4. notified by physical layer control signaling exclusive UE, as in 5G NR may by detect the PDCCH of 5G NR come
Know the starting and/or end position that the PDSCH of this UE is received.
The information that (1) and (2) obtains through the above steps, is decoded PDSCH, if successfully decoded, terminates
This is received；If decoding failure, jumps to step (3).
(3) as shown in Figure 3c, terminal determines that the redundancy of PDSCH is corresponded in PDCCH according to above-mentioned first preset instructions
Time interval resource in time-frequency location, time-frequency location where the redundancy can be combined by following one or several kinds modes Lai
It determines：
1. semi-static signaling, such as RRC signaling；
2. being determined by physical layer control signaling exclusive UE, as can be obtained by detecting the PDCCH of 5G NR in 5G NR
Know.
(4) redundancy is merged into PDSCH and is decoded by terminal.
The data transmission method of the embodiment of the present invention re-initiates newly in terminal-pair PDSCH decoding failures without base station
Re-transmission, PDSCH can be recovered using the redundancy in the corresponding time interval resources of PDCCH to have saved base station and terminal
Interactive process, saved resource, reduced time delay.
As shown in figure 5, the embodiments of the present invention also provide a kind of base stations 500, including：
Transmission module 501, for passing through the corresponding time interval resource of physical downlink control channel PDCCH, to terminal transmission
The redundancy of PDCCH and Physical Downlink Shared Channel PDSCH.
As shown in fig. 6, the base station of the embodiment of the present invention, the transmission module 501 include：
Submodule 5011 is chosen, is provided in the corresponding time interval resources of PDCCH, choosing the target not occupied by PDCCH
Source；
Transmit submodule 5012, the redundancy for transmitting the PDSCH in the target resource.
The base station of the embodiment of the present invention further includes：
First sending module 502, for by the first default signaling, notifying that redundancy is when described described in the terminal
Time-frequency location in gap resource.
The base station of the embodiment of the present invention, the first default signaling includes semi-static signaling and/or dynamic signaling.
The base station of the embodiment of the present invention further includes：
Second sending module 503, for sending the second default signaling to terminal, the second default signaling is used to indicate institute
The redundancy that PDSCH whether is carried in the corresponding time interval resources of PDCCH stated.
The base station of the embodiment of the present invention, the second default signaling includes semi-static signaling and/or dynamic signaling.
The base station of the embodiment of the present invention, the dynamic signaling include：The PDCCH of Downlink Control Information DCI is carried, it is described
Semi-static signaling includes high-level signaling.
The base station of the embodiment of the present invention, the transmission module 501 be used for using transmission mode identical with the PDCCH and
Demodulated reference signal, to redundancy described in terminal transmission；Or for being conciliate using transmission mode identical with the PDSCH
Reference signal is adjusted, to redundancy described in terminal transmission.
The base station of the embodiment of the present invention, by the corresponding time interval resource of physical downlink control channel PDCCH, to terminal transmission
The redundancy of PDCCH and Physical Downlink Shared Channel PDSCH so that terminal is not necessarily to obtain redundancy letter by retransmission processes
Breath, reduces the interactive process between base station and terminal, has saved signal resource, while improving the transfer resource of PDCCH
Utilization rate.
It should be noted that the base station of the embodiment of the present invention is base station corresponding with the above method, above method embodiment
In all realization methods suitable for the embodiment of the base station, and identical effect can be reached.
In order to preferably realize above-mentioned purpose, as shown in fig. 7, the embodiments of the present invention also provide a kind of base stations, including
It first memory 720, first processor 700, the first transceiver 710, bus interface and is stored on first memory 720 and can
The computer program run on first processor 700, the first processor 700 is for reading in first memory 720
Program executes following process：
It is total to terminal transmission PDCCH and physical down by the corresponding time interval resource of physical downlink control channel PDCCH
Enjoy the redundancy of channel PDSCH.
Wherein, in the figure 7, bus architecture may include the bus and bridge of any number of interconnection, specifically by the first processing
The various circuits for the memory that the one or more processors and first memory 720 that device 700 represents represent link together.Always
Various other circuits of such as peripheral equipment, voltage-stablizer and management circuit or the like can also be linked at one by line architecture
It rises, these are all it is known in the art, and therefore, it will not be further described herein.Bus interface provides interface.The
One transceiver 710 can be multiple element, that is, include transmitter and transceiver, provide for over a transmission medium with it is various other
The unit of device communication.First processor 700 is responsible for bus architecture and common processing, and first memory 720 can be deposited
Store up the used data when executing operation of first processor 700.
First processor 700 is additionally operable in the corresponding time interval resources of PDCCH, is chosen the target not occupied by PDCCH and is provided
Source；The redundancy of the PDSCH is transmitted in the target resource.
First processor 700 is additionally operable to, by the first default signaling, notify that redundancy is when described described in the terminal
Time-frequency location in gap resource.
First processor 700 is additionally operable to send the second default signaling to terminal, and the second default signaling is used to indicate institute
The redundancy that PDSCH whether is carried in the corresponding time interval resources of PDCCH stated.
First processor 700 is additionally operable to use transmission mode identical with the PDCCH and demodulated reference signal, to terminal
Transmit the redundancy；Or transmission mode identical with the PDSCH and demodulated reference signal are used, to terminal transmission institute
State redundancy.
In some embodiments of the invention, a kind of computer readable storage medium is additionally provided, calculating is stored thereon with
Machine program, the program realize following steps when being executed by processor：
It is total to terminal transmission PDCCH and physical down by the corresponding time interval resource of physical downlink control channel PDCCH
Enjoy the redundancy of channel PDSCH.
As shown in figure 8, the embodiments of the present invention also provide a kind of terminals 800, including：
Acquisition module 801, in the corresponding time interval resource of physical downlink control channel PDCCH, obtaining physical down
The redundancy of shared channel PDSCH；
Decoder module 802, for being decoded to the PDSCH according to the redundancy.
The terminal of the embodiment of the present invention, the acquisition module 801 include：
Receiving submodule 8011, the second default signaling for receiving base station transmission, the second default signaling is for referring to
The redundancy that PDSCH whether is carried in the corresponding time interval resource of physical downlink control channel PDCCH shown；
Acquisition submodule 8012, if indicating to hold in the corresponding time interval resources of the PDCCH for the described second default signaling
It is loaded with the redundancy of PDSCH, then according to the first preset instructions, the redundancy is obtained in the time interval resource, it is described
First preset instructions are for notifying time-frequency location of the redundancy described in terminal in the time interval resource.
As shown in figure 9, the terminal of the embodiment of the present invention, the decoder module 802 include：
First decoding sub-module 8021, for the position according to Downlink Control Information DCI, the PDSCH in the PDCCH
Confidence ceases and the redundancy, is decoded to the PDSCH.
The terminal of the embodiment of the present invention, the decoder module 803 include：
Second decoding sub-module 8022, according to the position of Downlink Control Information DCI and the PDSCH in the PDCCH
Information is decoded the PDSCH；
Again decoder module 8023, if for second decoding sub-module decoding failure, according to the redundancy
Decoding is re-started to the PDSCH.
The terminal of the embodiment of the present invention, the location information of the PDSCH by semi-static signaling, preset initial position and
Final position information, public control signaling and/or the exclusive physical layer control signaling of terminal obtain.
The terminal of the embodiment of the present invention, first preset instructions include semi-static signaling and/or dynamic signaling；Described
Two default signalings include：Semi-static signaling and/or dynamic signaling.
The terminal of the embodiment of the present invention, the dynamic signaling include：PDCCH, the semi-static signaling includes high-level signaling.
The terminal of the embodiment of the present invention receives the second default signaling that base station is sent, and the second default signaling is for referring to
The redundancy that PDSCH whether is carried in the corresponding time interval resource of physical downlink control channel PDCCH shown；If described second is pre-
If signaling indicates to carry the redundancy of PDSCH in the corresponding time interval resources of the PDCCH, then according to the first preset instructions,
The redundancy is obtained in the time interval resource, first preset instructions are for notifying redundancy described in terminal in institute
State the time-frequency location in time interval resource；The PDSCH is decoded according to the redundancy.Terminal in the embodiment of the present invention
Redundancy is obtained in the corresponding time interval resources of PDCCH, it is superfluous without being obtained by the retransmission processes between base station and terminal
Remaining information reduces the interactive process between base station and terminal, has saved signal resource, while improving the transmission money of PDCCH
The utilization rate in source.
It should be noted that the terminal of the embodiment of the present invention is terminal corresponding with the above method, above method embodiment
In all realization methods suitable for the embodiment of the terminal, and identical effect can be reached.
In some embodiments of the invention, referring to Fig.1 shown in 0, a kind of terminal, including second memory are additionally provided
1020, second processor 1000, the second transceiver 1010, user interface 1030, bus interface and it is stored in second memory
On 1020 and the computer program that can be run in second processor 1000, the second processor 1000 are deposited for reading second
Program in reservoir 1020 executes following process：
In the corresponding time interval resource of physical downlink control channel PDCCH, the superfluous of Physical Downlink Shared Channel PDSCH is obtained
Remaining information；
The PDSCH is decoded according to the redundancy.
Wherein, in Fig. 10, bus architecture may include the bus and bridge of any number of interconnection, specifically by second processing
The various circuits for the memory that the one or more processors and second memory 1020 that device 1000 represents represent link together.
Various other circuits of such as peripheral equipment, voltage-stablizer and management circuit or the like can also be linked at one by bus architecture
It rises, these are all it is known in the art, and therefore, it will not be further described herein.Bus interface provides interface.The
Two transceivers 1010 can be multiple element, that is, include transmitter and transceiver, provide for over a transmission medium with it is various its
The unit of his device communication.For different user equipmenies, user interface 1030, which can also be external to be inscribed, needs equipment
Interface, the equipment of connection includes but not limited to keypad, display, loud speaker, microphone, control stick etc..
Second processor 1000 is responsible for bus architecture and common processing, and second memory 1020 can store second
The used data when executing operation of processor 1000.
Second processor 1000 is additionally operable to receive the second default signaling that base station is sent, and the second default signaling is for referring to
The redundancy that PDSCH whether is carried in the corresponding time interval resource of physical downlink control channel PDCCH shown；If described second is pre-
If signaling indicates to carry the redundancy of PDSCH in the corresponding time interval resources of the PDCCH, then according to the first preset instructions,
The redundancy is obtained in the time interval resource, first preset instructions are for notifying redundancy described in terminal in institute
State the time-frequency location in time interval resource.
Second processor 1000 is additionally operable to the position according to Downlink Control Information DCI, the PDSCH in the PDCCH
Information and the redundancy, are decoded the PDSCH.
Second processor 1000 is additionally operable to the position according to Downlink Control Information DCI and the PDSCH in the PDCCH
Information is decoded the PDSCH；If decoding failure, solution is re-started according to the redundancy to the PDSCH
Code.
Optionally, the location information of the PDSCH passes through semi-static signaling, preset initial position and stop bit confidence
It ceases, the physical layer control signaling that public control signaling and/or terminal are exclusive obtains.
Optionally, first preset instructions include semi-static signaling and/or dynamic signaling；The second default signaling packet
It includes：Semi-static signaling and/or dynamic signaling.
Optionally, the dynamic signaling includes：PDCCH, the semi-static signaling includes high-level signaling.
In some embodiments of the invention, a kind of computer readable storage medium is additionally provided, calculating is stored thereon with
Machine program, the program realize following steps when being executed by processor：
The second default signaling that base station is sent is received, the second default signaling is used to indicate Physical Downlink Control Channel
Whether the redundancy of PDSCH is carried in the corresponding time interval resources of PDCCH；
If the second default signaling indicates to carry the redundancy of PDSCH in the corresponding time interval resources of the PDCCH,
Then according to the first preset instructions, the redundancy is obtained in the time interval resource, first preset instructions are for notifying
Time-frequency location of the redundancy described in terminal in the time interval resource；
The PDSCH is decoded according to the redundancy.
The embodiments of the present invention also provide a kind of terminal, terminal 1100 shown in Figure 11 includes：At least one processor
1101, memory 1102, at least one network interface 1104 and other users interface 1103.Various components in terminal 1100 are logical
Bus system 1105 is crossed to be coupled.It is understood that bus system 1105 is for realizing the connection communication between these components.Always
Linear system system 1105 further includes power bus, controlling bus and status signal bus in addition in addition to including data/address bus.But in order to clear
For the sake of Chu's explanation, various buses are all designated as bus system 1105 in fig. 11.
Wherein, user interface 1103 may include display, keyboard or pointing device (for example, mouse, trace ball
(trackball), touch-sensitive plate or touch screen etc..
It is appreciated that the memory 1102 in the embodiment of the present invention can be volatile memory or non-volatile memories
Both device, or may include volatile and non-volatile memory.Wherein, nonvolatile memory can be read-only memory
(Read-Only Memory, ROM), programmable read only memory (Programmable ROM, PROM), erasable programmable are only
Read memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM,
) or flash memory EEPROM.Volatile memory can be random access memory (Random Access Memory, RAM), use
Make External Cache.By exemplary but be not restricted explanation, the RAM of many forms is available, such as static random-access
Memory (Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), synchronous dynamic random-access
Memory (Synchronous DRAM, SDRAM), double data speed synchronous dynamic RAM (Double Data
Rate SDRAM, DDRSDRAM), it is enhanced Synchronous Dynamic Random Access Memory (Enhanced SDRAM, ESDRAM), synchronous
Connect dynamic random access memory (Synchlink DRAM, SLDRAM) and direct rambus random access memory
(Direct Rambus RAM, DRRAM).The memory 1102 of system and method described herein be intended to including but not limited to this
A little and any other suitable type memory.
In some embodiments, memory 1102 stores following element, executable modules or data structures, or
Their subset of person or their superset：Operating system 11021 and application program 11022.
Wherein, operating system 11021, including various system programs, such as ccf layer, core library layer, driving layer etc., are used for
Realize various basic businesses and the hardware based task of processing.Application program 11022, including various application programs, such as matchmaker
Body player (Media Player), browser (Browser) etc., for realizing various applied business.Realize that the present invention is implemented
The program of example method may be embodied in application program 11022.
In one embodiment of this invention, by the program for calling memory 1102 to store or instruction, the specific can be that
The program stored in application program 11022 or instruction, processor 1101 are used for corresponding in physical downlink control channel PDCCH
In time interval resource, the redundancy of Physical Downlink Shared Channel PDSCH is obtained；According to the redundancy to the PDSCH into
Row decoding.
Optionally, processor 1101 is additionally operable to：The second default signaling that base station is sent is received, the second default signaling is used
The redundancy of PDSCH whether is carried in the corresponding time interval resource of instruction physical downlink control channel PDCCH；If described
Two default signalings indicate to carry the redundancy of PDSCH in the corresponding time interval resources of the PDCCH, then according to the first default finger
It enables, the redundancy is obtained in the time interval resource, first preset instructions are for notifying redundancy described in terminal
Time-frequency location in the time interval resource.
Optionally, processor 1101 is additionally operable to：According to Downlink Control Information DCI, the PDSCH in the PDCCH
Location information and the redundancy, are decoded the PDSCH.
Optionally, processor 1101 is additionally operable to：According in the PDCCH Downlink Control Information DCI and the PDSCH
Location information is decoded the PDSCH；If decoding failure, re-starts the PDSCH according to the redundancy
Decoding.
Optionally, the location information of the PDSCH passes through semi-static signaling, preset initial position and stop bit confidence
It ceases, the physical layer control signaling that public control signaling and/or terminal are exclusive obtains.
Optionally, first preset instructions include semi-static signaling and/or dynamic signaling；The second default signaling packet
It includes：Semi-static signaling and/or dynamic signaling.
Optionally, the dynamic signaling includes：PDCCH, the semi-static signaling includes high-level signaling.
The terminal 1100 of the embodiment of the present invention, processor 1101 is used to receive the second default signaling of base station transmission, described
Second default signaling is used to indicate in the corresponding time interval resource of physical downlink control channel PDCCH whether carry the superfluous of PDSCH
Remaining information；If the second default signaling indicates to carry the redundancy of PDSCH in the corresponding time interval resources of the PDCCH,
Then according to the first preset instructions, the redundancy is obtained in the time interval resource, first preset instructions are for notifying
Time-frequency location of the redundancy described in terminal in the time interval resource；The PDSCH is solved according to the redundancy
Code.Terminal obtains redundancy in the corresponding time interval resources of PDCCH in the embodiment of the present invention, without by base station and terminal it
Between retransmission processes obtain redundancy, reduce the interactive process between base station and terminal, saved signal resource, simultaneously
Improve the utilization rate of the transfer resource of PDCCH.
The terminal of the present invention such as can be mobile phone, tablet computer, personal digital assistant (Personal Digital
Assistant, PDA) or vehicle-mounted computer etc. terminal.
Terminal 1100 can realize each process that terminal is realized in previous embodiment, no longer superfluous here to avoid repeating
It states.
The method that the embodiments of the present invention disclose can be applied in processor 1101, or real by processor 1101
It is existing.Processor 1101 may be a kind of IC chip, the processing capacity with signal.During realization, the above method
Each step can be completed by the instruction of the integrated logic circuit of the hardware in processor 1101 or software form.Above-mentioned
Processor 1101 can be general processor, digital signal processor (Digital Signal Processor, DSP), special
Integrated circuit (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components.It may be implemented or execute disclosed each method, step and the logic diagram in the embodiment of the present invention.It is general
Processor can be microprocessor or the processor can also be any conventional processor etc..In conjunction with institute of the embodiment of the present invention
The step of disclosed method, can be embodied directly in hardware decoding processor and execute completion, or with the hardware in decoding processor
And software module combination executes completion.Software module can be located at random access memory, and flash memory, read-only memory may be programmed read-only
In the storage medium of this fields such as memory or electrically erasable programmable memory, register maturation.The storage medium is located at
The step of memory 1102, processor 1101 reads the information in memory 1102, the above method is completed in conjunction with its hardware.
It is understood that embodiments described herein can use hardware, software, firmware, middleware, microcode or its
It combines to realize.For hardware realization, processing unit may be implemented in one or more application-specific integrated circuit (Application
Specific Integrated Circuits, ASIC), digital signal processor (Digital Signal Processing,
DSP), digital signal processing appts (DSP Device, DSPD), programmable logic device (Programmable Logic
Device, PLD), field programmable gate array (Field-Programmable Gate Array, FPGA), general processor,
In controller, microcontroller, microprocessor, other electronic units for executing herein described function or combinations thereof.
For software implementations, it can be realized herein by executing the module (such as process, function etc.) of function described herein
The technology.Software code is storable in memory and is executed by processor.Memory can in the processor or
It is realized outside processor.
As shown in figure 12, the embodiments of the present invention also provide a kind of terminals 1200.Terminal 1200 shown in Figure 12 includes
Radio frequency (Radio Frequency, RF) circuit 1210, memory 1220, input unit 1230, display unit 1240, processor
1260, voicefrequency circuit 1270, WiFi (Wireless Fidelity) modules 1280 and power supply 1290.
Wherein, input unit 1230 can be used for receiving number input by user or character information, and generation and terminal
The 1200 related signal input of user setting and function control.Specifically, in the embodiment of the present invention, the input unit 1230
It may include touch panel 1231.Touch panel 1231, also referred to as touch screen collect user on it or neighbouring touch are grasped
Make (for example user uses the operations of any suitable object or attachment on touch panel 1231 such as finger, stylus), and according to
Preset formula drives corresponding attachment device.Optionally, touch panel 1231 may include touch detecting apparatus and touch
Two parts of controller.Wherein, the touch orientation of touch detecting apparatus detection user, and the signal that touch operation is brought is detected,
Transmit a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and is converted into touching
Point coordinates, then give the processor 1260, and order that processor 1260 is sent can be received and executed.Furthermore, it is possible to adopt
Touch panel 1231 is realized with multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touch panel
1231, input unit 1230 can also include other input equipments 1232, other input equipments 1232 can include but is not limited to
One kind or more in physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating lever etc.
Kind.
Wherein, display unit 1240 can be used for showing information input by user or be supplied to the information and terminal of user
1200 various menu interfaces.Display unit 1240 may include display panel 1241, optionally, LCD or organic hairs may be used
The forms such as optical diode (Organic Light-Emitting Diode, OLED) configure display panel 1241.
It should be noted that touch panel 1231 can cover display panel 1241, touch display screen is formed, when the touch display screen
It detects and sends processor 1260 on it or after neighbouring touch operation to determine the type of touch event, be followed by subsequent processing
Device 1260 provides corresponding visual output according to the type of touch event in touch display screen.
Touch display screen includes Application Program Interface viewing area and common control viewing area.The Application Program Interface viewing area
And arrangement mode of the common control viewing area does not limit, can be arranged above and below, left-right situs etc. can distinguish two it is aobvious
Show the arrangement mode in area.The Application Program Interface viewing area is displayed for the interface of application program.Each interface can be with
Including the interface elements such as icon and/or widget desktop controls of at least one application program.The Application Program Interface viewing area
Or the empty interface not comprising any content.This commonly uses control viewing area for showing the higher control of utilization rate, for example,
Application icons such as button, interface number, scroll bar, phone directory icon etc. are set.
Wherein processor 1260 is the control centre of terminal 1200, utilizes each of various interfaces and connection whole mobile phone
A part by running or execute the software program and/or module that are stored in first memory 1221, and is called and is stored in
Data in second memory 1222 execute the various functions and processing data of terminal 1200, whole to be carried out to terminal 1200
Body monitors.Optionally, processor 1260 may include one or more processing units.
In one embodiment of this invention, the software program and/or mould in the first memory 1221 are stored by calling
Data in block and/or the second memory 1222, processor 1260 are used for when physical downlink control channel PDCCH is corresponding
In gap resource, the redundancy of Physical Downlink Shared Channel PDSCH is obtained；The PDSCH is carried out according to the redundancy
Decoding.
Optionally, processor 1260 is additionally operable to：The second default signaling that base station is sent is received, the second default signaling is used
The redundancy of PDSCH whether is carried in the corresponding time interval resource of instruction physical downlink control channel PDCCH；If described
Two default signalings indicate to carry the redundancy of PDSCH in the corresponding time interval resources of the PDCCH, then according to the first default finger
It enables, the redundancy is obtained in the time interval resource, first preset instructions are for notifying redundancy described in terminal
Time-frequency location in the time interval resource.
Optionally, processor 1260 is additionally operable to：According to Downlink Control Information DCI, the PDSCH in the PDCCH
Location information and the redundancy, are decoded the PDSCH.
Optionally, processor 1260 is additionally operable to：According in the PDCCH Downlink Control Information DCI and the PDSCH
Location information is decoded the PDSCH；If decoding failure, re-starts the PDSCH according to the redundancy
Decoding.
Optionally, the location information of the PDSCH passes through semi-static signaling, preset initial position and stop bit confidence
It ceases, the physical layer control signaling that public control signaling and/or terminal are exclusive obtains.
Optionally, first preset instructions include semi-static signaling and/or dynamic signaling；The second default signaling packet
It includes：Semi-static signaling and/or dynamic signaling.
Optionally, the dynamic signaling includes：PDCCH, the semi-static signaling includes high-level signaling.
The terminal of the present invention such as can be mobile phone, tablet computer, personal digital assistant (Personal Digital
Assistant, PDA) or vehicle-mounted computer etc. terminal.
Terminal 1200 can realize each process that terminal is realized in previous embodiment, no longer superfluous here to avoid repeating
It states.
The terminal 1200 of the embodiment of the present invention, processor 1260 is used to receive the second default signaling of base station transmission, described
Second default signaling is used to indicate in the corresponding time interval resource of physical downlink control channel PDCCH whether carry the superfluous of PDSCH
Remaining information；If the second default signaling indicates to carry the redundancy of PDSCH in the corresponding time interval resources of the PDCCH,
Then according to the first preset instructions, the redundancy is obtained in the time interval resource, first preset instructions are for notifying
Time-frequency location of the redundancy described in terminal in the time interval resource；The PDSCH is solved according to the redundancy
Code.Terminal obtains redundancy in the corresponding time interval resources of PDCCH in the embodiment of the present invention, without by base station and terminal it
Between retransmission processes obtain redundancy, reduce the interactive process between base station and terminal, saved signal resource, simultaneously
Improve the utilization rate of the transfer resource of PDCCH.
Those of ordinary skill in the art may realize that lists described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, depends on the specific application and design constraint of technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
The scope of the present invention.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In embodiment provided herein, it should be understood that disclosed device and method can pass through others
Mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
A kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, device or unit
It connects, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple
In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be expressed in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes：USB flash disk, mobile hard disk, ROM, RAM, magnetic disc or CD etc. are various can to store program code
Medium.
One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, being can be with
Relevant hardware is controlled by computer program to complete, the program can be stored in a computer read/write memory medium
In, the program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (30)
1. a kind of data transmission method is applied to base station, which is characterized in that including：
By the corresponding time interval resource of physical downlink control channel PDCCH, to terminal transmission PDCCH and the shared letter of physical down
The redundancy of road PDSCH.
2. data transmission method according to claim 1, which is characterized in that pass through physical downlink control channel PDCCH pair
The time interval resource answered includes to the step of redundancy of terminal transmission PDCCH and Physical Downlink Shared Channel PDSCH：
In the corresponding time interval resources of PDCCH, the target resource not occupied by PDCCH is chosen；
The redundancy of the PDSCH is transmitted in the target resource.
3. data transmission method according to claim 1, which is characterized in that pass through physical downlink control channel PDCCH pair
The time interval resource answered, to after the step of the redundancy of terminal transmission PDCCH and Physical Downlink Shared Channel PDSCH, institute
The method of stating further includes：
By the first default signaling, time-frequency location of the redundancy in the time interval resource described in the terminal is notified.
4. data transmission method according to claim 3, which is characterized in that the first default signaling includes semi-static letter
Order and/or dynamic signaling.
5. data transmission method according to claim 1, which is characterized in that further include：
The second default signaling is sent to terminal, the second default signaling is used to indicate in the corresponding time interval resources of the PDCCH
Whether the redundancy of PDSCH is carried.
6. data transmission method according to claim 5, which is characterized in that the second default signaling includes semi-static letter
Order and/or dynamic signaling.
7. the data transmission method according to claim 4 or 6, which is characterized in that the dynamic signaling includes：It carries down
The PDCCH of row control information DCI, the semi-static signaling includes high-level signaling.
8. data transmission method according to claim 1, which is characterized in that pass through physical downlink control channel PDCCH pair
The time interval resource answered includes to the step of redundancy of terminal transmission PDCCH and Physical Downlink Shared Channel PDSCH：
Using transmission mode identical with the PDCCH and demodulated reference signal, to redundancy described in terminal transmission；Or
Using transmission mode identical with the PDSCH and demodulated reference signal, to redundancy described in terminal transmission.
9. a kind of data transmission method is applied to terminal, which is characterized in that including：
In the corresponding time interval resource of physical downlink control channel PDCCH, the redundancy letter of Physical Downlink Shared Channel PDSCH is obtained
Breath；
The PDSCH is decoded according to the redundancy.
10. data transmission method according to claim 9, which is characterized in that corresponded in physical downlink control channel PDCCH
Time interval resource in, the step of redundancy for obtaining Physical Downlink Shared Channel PDSCH includes：
The second default signaling that base station is sent is received, the second default signaling is used to indicate physical downlink control channel PDCCH
Whether the redundancy of PDSCH is carried in corresponding time interval resource；
If the second default signaling indicates to carry the redundancy of PDSCH, root in the corresponding time interval resources of the PDCCH
According to the first preset instructions, the redundancy is obtained in the time interval resource, first preset instructions are for notifying terminal
Time-frequency location of the redundancy in the time interval resource.
11. data transmission method according to claim 9, which is characterized in that according to the redundancy to the PDSCH
The step of being decoded include：
According to the location information of Downlink Control Information DCI, the PDSCH in the PDCCH and the redundancy, to described
PDSCH is decoded.
12. data transmission method according to claim 9, which is characterized in that according to the redundancy to the PDSCH
The step of being decoded include：
According to the location information of Downlink Control Information DCI and the PDSCH in the PDCCH, the PDSCH is solved
Code；
If decoding failure, decoding is re-started according to the redundancy to the PDSCH.
13. data transmission method according to claim 11 or 12, which is characterized in that the location information of the PDSCH is logical
Cross semi-static signaling, preset initial position and final position information, public control signaling and/or the exclusive physical layer of terminal
Control signaling obtains.
14. data transmission method according to claim 10, which is characterized in that first preset instructions include semi-static
Signaling and/or dynamic signaling；The second default signaling includes：Semi-static signaling and/or dynamic signaling.
15. data transmission method according to claim 14, which is characterized in that the dynamic signaling includes：PDCCH, institute
It includes high-level signaling to state semi-static signaling.
16. a kind of base station, which is characterized in that including：
Transmission module, for by the corresponding time interval resource of physical downlink control channel PDCCH, to terminal transmission PDCCH and
The redundancy of Physical Downlink Shared Channel PDSCH.
17. base station according to claim 16, which is characterized in that the transmission module includes：
Submodule is chosen, in the corresponding time interval resources of PDCCH, choosing the target resource not occupied by PDCCH；
Transmit submodule, the redundancy for transmitting the PDSCH in the target resource.
18. base station according to claim 16, which is characterized in that further include：
First sending module, for by the first default signaling, notifying that redundancy is in the time interval resource described in the terminal
In time-frequency location.
19. base station according to claim 18, which is characterized in that the first default signaling include semi-static signaling and/
Or dynamic signaling.
20. base station according to claim 16, which is characterized in that further include：
Second sending module, for sending the second default signaling to terminal, the second default signaling is used to indicate the PDCCH
Whether the redundancy of PDSCH is carried in corresponding time interval resource.
21. base station according to claim 20, which is characterized in that the second default signaling include semi-static signaling and/
Or dynamic signaling.
22. the base station according to claim 19 or 21, which is characterized in that the dynamic signaling includes：Carry downlink control
The PDCCH of information DCI processed, the semi-static signaling includes high-level signaling.
23. base station according to claim 16, which is characterized in that the transmission module is used to use and the PDCCH phases
Same transmission mode and demodulated reference signal, to redundancy described in terminal transmission；Or for using identical as the PDSCH
Transmission mode and demodulated reference signal, to redundancy described in terminal transmission.
24. a kind of terminal, which is characterized in that including：
Acquisition module, in the corresponding time interval resource of physical downlink control channel PDCCH, obtaining Physical Downlink Shared Channel
The redundancy of PDSCH；
Decoder module, for being decoded to the PDSCH according to the redundancy.
25. terminal according to claim 24, which is characterized in that the acquisition module includes：
Receiving submodule, the second default signaling for receiving base station transmission, the second default signaling are used to indicate under physics
Whether the redundancy of PDSCH is carried in the corresponding time interval resources of row control channel PDCCH；
Acquisition submodule, if indicating to carry PDSCH in the corresponding time interval resources of the PDCCH for the described second default signaling
Redundancy obtain the redundancy in the time interval resource then according to the first preset instructions, described first default refers to
It enables for notifying time-frequency location of the redundancy described in terminal in the time interval resource.
26. terminal according to claim 25, which is characterized in that the decoder module includes：
First decoding sub-module, for according to the location information of Downlink Control Information DCI, the PDSCH in the PDCCH and
The redundancy is decoded the PDSCH.
27. terminal according to claim 25, which is characterized in that the decoder module includes：
Second decoding sub-module, according to the location information of Downlink Control Information DCI and the PDSCH in the PDCCH, to institute
PDSCH is stated to be decoded；
Again decoder module, if for second decoding sub-module decoding failure, according to the redundancy to described
PDSCH re-starts decoding.
28. the terminal according to claim 26 or 27, which is characterized in that the location information of the PDSCH passes through semi-static
Signaling, preset initial position and final position information, public control signaling and/or the exclusive physical layer control signaling of terminal
It obtains.
29. terminal according to claim 25, which is characterized in that first preset instructions include semi-static signaling and/
Or dynamic signaling；The second default signaling includes：Semi-static signaling and/or dynamic signaling.
30. terminal according to claim 29, which is characterized in that the dynamic signaling includes：PDCCH, it is described semi-static
Signaling includes high-level signaling.
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| CN113453362B (en) * | 2021-06-28 | 2023-04-18 | 中信科移动通信技术股份有限公司 | Data analysis method and device |
| WO2023045709A1 (en) * | 2021-09-24 | 2023-03-30 | 大唐移动通信设备有限公司 | Dynamic data transmission method and apparatus, and storage medium |
| CN115883025A (en) * | 2021-09-24 | 2023-03-31 | 大唐移动通信设备有限公司 | Dynamic data transmission method, device and storage medium |
| CN117082621A (en) * | 2023-08-30 | 2023-11-17 | 中国移动紫金(江苏)创新研究院有限公司 | Control channel resource allocation method, device, base station and storage medium |
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