WO2013139259A1 - Procédé et système de codage de transmission dans un système d'accès à multiplexage par répartition orthogonale de la fréquence (ofdm) - Google Patents

Procédé et système de codage de transmission dans un système d'accès à multiplexage par répartition orthogonale de la fréquence (ofdm) Download PDF

Info

Publication number
WO2013139259A1
WO2013139259A1 PCT/CN2013/072881 CN2013072881W WO2013139259A1 WO 2013139259 A1 WO2013139259 A1 WO 2013139259A1 CN 2013072881 W CN2013072881 W CN 2013072881W WO 2013139259 A1 WO2013139259 A1 WO 2013139259A1
Authority
WO
WIPO (PCT)
Prior art keywords
ttis
channel coding
coding block
tti
redundancy version
Prior art date
Application number
PCT/CN2013/072881
Other languages
English (en)
Chinese (zh)
Inventor
关艳峰
左志松
陈宪明
张峻峰
Original Assignee
中兴通讯股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2013139259A1 publication Critical patent/WO2013139259A1/fr

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0057—Block codes
    • 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 invention relates to the field of communications, and in particular, to a code transmission method and system in an Orthogonal Frequency Division Multiplexing Access (OFDMA) system.
  • OFDMA Orthogonal Frequency Division Multiplexing Access
  • LTE Long Term Evolution
  • OFDMA Orthogonal Frequency Division Multiplexing Access
  • ICI Inter-Cell Interference
  • LTE has also standardized a number of technologies, for example, Inter-Cell Interference Cancellation (ICIC).
  • the downlink ICIC technology implements the downlink interference pre-alert function based on the eNodeB's Relative Narrowband TX Power (RNTP) limitation, and enhances the coverage performance of the Physical Downlink Shared Channel (PDSCH).
  • RTP Relative Narrowband TX Power
  • the Single Carrier-Frequency Division Multiplexing Access (SC-FDMA) technology is used to significantly reduce the peak-to-average ratio of the UE and improve the signal quality. However, the same frequency is used. Networking, small-interval interference ICI increased significantly.
  • the LTE uplink also standardizes many technologies, for example, uplink/ ⁇ -based ICIC technology, which enhances the Physical Uplink Shared Channel (PUSCH).
  • PUSCH Physical Uplink Shared Channel
  • multiple input multiple output (MIMO) technology can improve the coverage performance and capacity performance of LTE systems through spatial diversity, spatial multiplexing and beamforming technologies, especially the multi-point cooperation developed based on MIMO technology.
  • CoMP Coordinatd Multiple Point
  • the terminal User Equipment
  • the UEs are all single-antenna transmission.
  • the improvement of the uplink for MIMO technology and CoMP technology is limited, and can only be improved by the Joint Receiver (JR) at the receiving end.
  • JR Joint Receiver
  • Channel Coding technology has an important contribution to improving link transmission performance, enabling data to withstand various fading of the channel.
  • the minimum unit of scheduling in the LTE system is one Transmission Time Interval (TTI), and the channel coding is also performed in the TTI. Since each TTI transmission guarantees that the system provides medium-rate or high-rate capacity services, it is difficult to guarantee the coverage of the system.
  • the coding of the LTE system has a feature that the channel coding module adapts the data to be transmitted into channel block (Transmission Block, TB) of various sizes according to the current channel state according to the data size of each TTI transmission.
  • the code rate and the channel coding block length (TB Size, TBS) have different decoding performances, thereby affecting coverage performance. Therefore, according to the characteristics of channel coding, an encoding transmission method for coverage enhancement is proposed.
  • the present invention provides a coding transmission method and system in an orthogonal frequency division multiple access system, and the technical problem to be solved is how to improve the probability of successful decoding at the receiving end.
  • the present invention provides the following technical solutions:
  • An encoding transmission method in an orthogonal frequency division multiple access system includes:
  • the method further has the following features: the jointly coding the data to be sent in the M transmission time interval TTI to obtain a channel coding block, including:
  • the system data bits of the total length L1 carried in the M TTIs are jointly coded, and a mother code of size L2 is obtained, where L2>L1;
  • At least two redundancy versions of the channel coding block are generated from the mother code.
  • the method further has the following feature: each TTI of the M TTIs sends a redundancy version of the channel coding block.
  • the method further has the following feature: generating at least two redundancy versions of the channel coding block according to the mother code, including:
  • the resource unit is resource block RB;
  • the length of the redundancy version is determined according to the number of RBs used to transmit the resources allocated in the redundancy version of the TTI, and at least two redundancy versions of the channel coding block are generated.
  • the method further has the following feature: the number of RBs allocated by each TTI in the M TTIs is the same, and the number of RBs is determined according to channel state information corresponding to one or more TTIs in the M TTIs.
  • the method further has the following feature: the number of RBs allocated in each TTI of the M TTIs is different, and the number of RBs allocated to each TTI is determined according to channel state information corresponding to the corresponding TTI.
  • the method further has the following feature: the code rate of the redundancy version is greater than that of a single pair, and the method further has the following feature:: a redundancy version of a channel coding block generated according to the mother code The number is less than or equal to M.
  • the method further has the following features: sending, by using the M TTIs, the jointly coded channel coding block, further comprising:
  • the sequence number information of the number of RBs used in each of the M TTIs and/or the redundancy version is indicated by one or more physical downlink control channel PDCCHs.
  • the method further has the following features:
  • the physical downlink control channel corresponding to the first one of the M TTIs is indicated;
  • the M physical downlink control channels corresponding to the M TTIs in the M TTIs are indicated.
  • the method further has the following feature: the device that sends the jointly coded channel coding block is a base station, a terminal, a relay station, or a home base station.
  • An encoding transmission system in an orthogonal frequency division multiple access system includes:
  • the coding device is configured to: jointly code the system data bits to be transmitted in the M transmission time intervals TTI to obtain a channel coding block;
  • the transmitting device is configured to: connect to the encoding device, and send a channel coding block by using M TTIs, where the redundancy version of the channel coding block is at least two, where M is an integer greater than 1.
  • the encoding device includes:
  • the coding module is configured to: jointly code the data bits of the L1 system carried in the M TTIs to obtain a mother code of size L2, where L2>L1;
  • a generating module configured to: connect to the encoding module, and generate at least two redundancy versions of the channel coding block according to the mother code.
  • the system further has the following feature: each of the M ⁇ s used by the transmitting device sends a redundancy version of the channel coding block.
  • the system further has the following features: the generating module includes:
  • the allocation unit is configured to allocate resources in the M TTIs, the resource unit is the resource block RB, and the generating unit is configured to be connected to the allocation unit, and according to the number of RBs allocated for the resource allocated in the redundancy version The length of the redundancy version is determined to generate at least two redundancy versions of the channel coding block.
  • the system further has the following features: each TTI allocated in the M TTIs
  • the number of RBs is the same, and the number of RBs is determined according to channel state information corresponding to one or more TTIs of the M TTIs.
  • the system further has the following feature: the number of RBs allocated in each TTI of the M TTIs is different, and the number of RBs allocated by each TTI is determined according to channel state information corresponding to the corresponding TTI.
  • the system further has the following features: the code rate of the redundancy version is greater than that of a single pair, and the system further has the following features: a redundancy version of a channel coding block generated according to the mother code The number is less than or equal to M.
  • the sending device further includes:
  • the indication module is configured to: indicate the number of RBs used by each TTI in the M TTIs and/or the sequence number information of the redundancy version by one or more physical downlink control channels.
  • the system further has the following features: the indication module is configured to:
  • the physical downlink control channel corresponding to the first one of the M TTIs is indicated;
  • the M physical downlink control channels corresponding to the M TTIs in the M TTIs are indicated.
  • the system further has the following features:
  • the system is applied to a base station, a terminal, a relay station or a home base station.
  • the embodiment provided by the present invention by transmitting at least two redundancy versions of the channel coding block, so that the receiving end finds that the decoding fails after receiving a complete redundancy version, and performs the decoding operation again by receiving another redundancy version.
  • the channel coding block that only transmits one redundancy version is overcome, once the received channel coding block of the redundancy version cannot be successfully decoded, the transmission operation fails, and the reception is improved.
  • the probability of successful decoding is achieved.
  • FIG. 1 is a schematic flowchart of an embodiment of an encoding transmission method in an orthogonal frequency division multiple access system according to the present invention
  • 2 is a schematic diagram of uplink transmission in an existing system
  • 3 is a schematic diagram 1 of uplink transmission in the improved system of the present invention
  • Figure 4 is a schematic diagram of uplink transmission in the improved system of the present invention 2.
  • Figure 5 is a schematic diagram of uplink transmission in the improved system of the present invention 3.
  • Figure 6 is a schematic diagram of uplink transmission in the improved system of the present invention 4.
  • Figure 7 is a schematic diagram of uplink transmission in the improved system of the present invention 5.
  • Figure 8 is a block diagram showing the structure of an encoding transmission system in an orthogonal frequency division multiple access system provided by the present invention. Preferred embodiment of the invention
  • FIG. 1 is a schematic flowchart diagram of an embodiment of an encoding transmission method in an orthogonal frequency division multiple access system according to the present invention.
  • the method embodiment shown in FIG. 1 includes:
  • Step 101 Perform joint coding on system data bits to be transmitted in the M transmission time intervals TTI to obtain a channel coding block.
  • Step 102 Send a channel coding block by using M TTIs, where the redundancy version of the channel coding block is at least two, where M is an integer greater than 1.
  • the method provided by the present invention by transmitting at least two redundancy versions of the channel coding block, so that after receiving a complete redundancy version, the receiving end finds that the decoding fails, and then performs decoding again by receiving another redundancy version. Operation, until receiving data that can be decoded, overcoming M ⁇ When only one redundant version of the channel coding block is transmitted, once the received channel coding block of the redundancy version cannot be successfully decoded, the transmission operation fails. , improving the probability of successful decoding at the receiving end, thereby improving the coverage performance of the wireless network.
  • step 101 in the above method embodiment is explained:
  • Step A1 combining the total length of the L1 system data bits carried in the M TTIs Encoding to obtain a mother code of size L2, where L2>L1;
  • Step A2 Generate at least two redundancy versions of the channel coding block according to the mother code.
  • the number of redundancy versions of the channel coding block generated according to the mother code is less than or equal to M.
  • the resource unit is resource block RB;
  • the length of the redundancy version is determined according to the number of RBs used to transmit the resources allocated in the redundancy version of the TTI, and at least two redundancy versions of the channel coding block are generated.
  • the number of RBs allocated by each TTI in the M TTIs is the same, and the number of RBs is determined according to channel state information corresponding to one or more TTIs; specifically, according to one TTI, any one of M TTIs may be used.
  • the channel state information corresponding to the TTI is determined, for example, the channel information corresponding to the first TTI, and the channel state information corresponding to the multiple TTIs is understood to be: according to channel state information corresponding to at least two TTIs of the M TTIs, respectively Determining the number of RBs, thereby obtaining at least two RB numbers, by averaging the obtained at least two RB numbers, or selecting a minimum value as the number of RBs allocated to each TTI in the final M TTIs, or according to The channel state information corresponding to the plurality of TTIs obtains one channel state information, thereby determining the number of RBs.
  • the number of RBs allocated by each TTI in the M TTIs may be different, and the number of RBs allocated to each ⁇ is determined according to channel state information corresponding to the corresponding TTI.
  • the former when notifying the number of RBs at the receiving end, it is necessary to notify the number of RBs of each TTI, and the former only needs to notify one number.
  • the code rate of the redundancy version is greater than the code rate of the redundancy version of the same sequence number generated by separately coding data to be sent in one TTI.
  • the MAC (Media Access Control) layer can add only one MAC header for the jointly encoded data, and M MAC headers are required for independent encoding. Thus, the maximum savings of M-1 MAC headers are achieved.
  • step 102 in the above method embodiment:
  • the redundancy version of the channel coding block sent by the M TTIs is at least two, and the specific understanding is as follows:
  • each of the TTIs transmits a redundant version of the channel coding block, for example, the first transmission, the second transmission, and the like.
  • the receiving end can perform the decoding operation directly after receiving the channel coding block sent in the first frame, without Wait for the subsequent data to be received before decoding.
  • the data of the same redundancy version may be allocated to different ⁇ , when decoding a redundancy version is completed, it is necessary to wait until the ⁇ of the small version carrying the redundancy version is completely transmitted. Only, the waiting time of the decoding operation is long; in addition, since the channel coding block transmitted in each frame is a complete redundancy version, for the receiving end, each time a channel coding block transmitted within one frame is received, The decoding operation can be performed once.
  • the former method is different in the same redundancy version of the channel coding block, and the small blocks are allocated in different frames, and the channel coding block transmitted in one frame cannot be guaranteed.
  • a decoding operation can be performed once. Therefore, the latter method provides a decoding opportunity for the receiving end in a shorter time than the former method.
  • the transmission method is to divide the redundancy version into M small blocks, and each TTI sends out a small block.
  • the probability of successful decoding is improved by the ability to transmit multiple redundancy versions.
  • the code rate of the channel coding block sent in each TTI is determined according to the channel state information on the resources occupied by the channel carrying the channel coding block, because the channel state information determines the number of RBs.
  • the jointly coding the channel coding block by using the M TTIs further includes: indicating, by using one or more physical downlink control channels, the PDCCH, the number of RBs and/or the redundancy version used by each of the T TTIs. Serial number information.
  • Embodiment 1 when indicated by one physical downlink control channel: indicated by a physical downlink control channel corresponding to a first one of the M TTIs; when indicated by multiple physical downlink control channels, by using the M TTIs M physical downlink control channel indications corresponding to M TTIs.
  • Embodiment 1 when indicated by one physical downlink control channel: indicated by a physical downlink control channel corresponding to a first one of the M TTIs; when indicated by multiple physical downlink control channels, by using the M TTIs M physical downlink control channel indications corresponding to M TTIs.
  • TBS transport block size
  • each TTI carries one TB, and an important feature is that each ⁇ data 392 bits is independently coded to form a mother code with a code rate of 1/3, and then multiple redundancy versions are generated according to the mother code, and then transmitted, and
  • the transmission control information of the TB such as the resource location and the number of RBs, is indicated in the corresponding PDCCH of n-4.
  • the resource allocation in the four TTIs indicates the transmission control information indicating M ⁇ in the t-4 PDCCH corresponding to the first uplink TTI (for example, TTI t ), for example, the sequence number information of the redundancy version, the resource location, the number of RBs, and the like. information.
  • the coding gain of the receiving end is increased, thereby improving the system coverage performance.
  • Embodiment 2 is a diagrammatic representation of Embodiment 1:
  • the resource allocation in the four TTIs respectively indicates the transmission control information in the PDCCH corresponding to the uplink TTK (for example, TTI t, indicated by the PDCCH in the TTI t-4), for example, the serial number information and resources of the redundancy version. Information such as location and number of RBs.
  • the data that needs to be jointly coded that is, the system data bits to be transmitted in the M TTIs is a continuous service flow, and the transmission of the channel coding blocks obtained after the joint coding may be transmitted in consecutive M frames or through Transmission in discontinuous M TTIs, in simple terms, as long as the channel coding module can be finally sent out.
  • the transmission order of the redundancy version of the channel coding block may also be RVO, RV1, RV2, RV3, and will not be described again.
  • the channel coding blocks obtained after the joint coding are transmitted through consecutive M TTIs, and the size of the channel coding blocks sent by each TTI is the same, the difference is that
  • the physical downlink control channel corresponding to the first TTI of the M TTIs is used to indicate the transmission control information
  • the M physical downlink control channels corresponding to the M TTIs are used to perform the transmission control information of the corresponding TTIs.
  • the channel coding blocks obtained after the joint coding are not transmitted through consecutive M TTIs, and all the channel coding blocks in the manner shown in FIG. 5 are not passed.
  • the continuous TTI is sent out.
  • two channel coding blocks are transmitted through consecutive TTIs, and the other two are not transmitted through consecutive TTIs. Specifically:
  • the physical downlink control channel corresponding to the first TTI of the M TTIs is used to indicate the transmission control information, and of course, the MTIs corresponding to the M physical downlink control channel pairs corresponding to the M TTIs may be used.
  • the transmission control information is indicated one by one.
  • the M physical downlink control channels for indicating the transmission control information are not continuous.
  • Figure 6 is similar to Figure 5 and will not be described here.
  • the transmitting end in the present invention may be a device such as a station, a home base station, a relay station, or the like, or may be a communication terminal, a notebook computer, a handheld computer or the like.
  • the receiving end is configured to receive the data signal of the transmitting end, and the receiving end may be a terminal device such as a mobile phone, a notebook computer, a handheld computer, or a control device such as a base station or a relay station.
  • FIG. 8 is a schematic structural diagram of an encoding transmission system in an orthogonal frequency division multiple access system according to the present invention. In combination with the method described above, the system of Figure 8 includes:
  • the encoding device 801 is configured to jointly encode the system data bits that need to be transmitted in the M transmission time intervals TTI to obtain a channel coding block.
  • the transmitting device 802 is connected to the encoding device 801, and is configured to send a channel coding block by using M TTIs, where the redundancy version of the channel coding block is at least two, where M is an integer greater than 1.
  • the encoding device includes:
  • the coding module is configured to jointly encode the data bits of the L1 system carried in the M TTIs to obtain a mother code of size L2, where L2>L1;
  • a generating module connected to the encoding module, configured to generate at least two redundancy versions of the channel coding block according to the mother code.
  • Each of the M TTIs used by the transmitting device transmits a redundancy version of a channel coding block.
  • the generating module includes:
  • An allocating unit configured to allocate resources in the M TTIs, where the resource unit is a resource block RB, and a generating unit, connected to the allocating unit, configured to determine redundancy according to the number of RBs used to send resources allocated in the redundancy version of the TTI The length of the remaining version, generating at least two redundancy versions of the channel coding block.
  • the number of RBs allocated by each TTI in the M TTIs is the same, and the number of RBs is determined according to channel state information corresponding to one or more TTIs; or, the number of RBs allocated in each TTI of the M TTIs is different. , where the number of RBs allocated to each TTI is based on its correspondence The channel state information corresponding to the TTI is determined.
  • the code rate of the redundancy version is greater than the code rate of the redundancy version of the same sequence number generated by separately encoding data to be transmitted in one frame.
  • the sending device further includes:
  • an indication module configured to indicate sequence number information of the number of RBs and/or redundancy versions used by each of the ones through one or more physical downlink control channel PDCCHs.
  • the indication module is used to:
  • the physical downlink control channel indication corresponding to the first one of the ⁇ ; is indicated;
  • the physical downlink control channel indication corresponding to one of the ⁇ ⁇ is indicated.
  • the system is applied to a base station, a terminal, a relay station, or a home base station.
  • the system embodiment provided by the present invention by transmitting at least two redundancy versions of the channel coding block, so that after receiving a complete redundancy version, the receiving end finds that the decoding fails, and then performs decoding again by receiving another redundancy version. Operation, until receiving the data that can be decoded, overcoming the transmission of only one redundant version of the channel coding block, once the received redundancy version of the channel coding block cannot be successfully decoded, causing the transmission operation to fail, thereby improving The probability that the receiver will decode successfully.
  • all or part of the steps of the foregoing embodiments may also be implemented by using an integrated circuit. These steps may be separately fabricated into individual integrated circuit modules, or multiple modules or steps may be fabricated into a single integrated circuit module. achieve.
  • the invention is not limited to any particular combination of hardware and software.
  • Each device/function module/functional unit in the above embodiment can use a general-purpose computing device. Implementations can be centralized on a single computing device or distributed across a network of multiple computing devices.
  • Each device/function module/functional unit in the above embodiments can be stored in a computer readable storage medium when implemented in the form of a software function module and sold or used as a standalone product.
  • the above mentioned computer readable storage medium may be a read only memory, a magnetic disk or an optical disk or the like.
  • the embodiment provided by the present invention by transmitting at least two redundancy versions of the channel coding block, so that the receiving end finds that the decoding fails after receiving a complete redundancy version, and performs the decoding operation again by receiving another redundancy version. Until receiving the data that can be decoded, when the channel coding block that only transmits one redundancy version is overcome, once the received channel coding block of the redundancy version cannot be successfully decoded, the transmission operation fails, and the reception is improved. The probability of successful decoding.

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention porte sur un procédé et un système de codage de transmission dans un système d'accès à multiplexage par répartition orthogonale de la fréquence (OFDM). Le procédé consiste à effectuer un codage conjoint des bits de données de système devant être transmis dans M intervalles de temps de transmission (TTI) afin d'obtenir les blocs de codage de canal, et à transmettre les blocs de codage de canal dans M TTI, le nombre de versions redondantes des blocs de codage de canal étant d'au moins deux, M étant un nombre entier supérieur à un.
PCT/CN2013/072881 2012-03-19 2013-03-19 Procédé et système de codage de transmission dans un système d'accès à multiplexage par répartition orthogonale de la fréquence (ofdm) WO2013139259A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201210072135.X 2012-03-19
CN201210072135XA CN103326756A (zh) 2012-03-19 2012-03-19 正交频分多址接入系统中的编码传输方法和系统

Publications (1)

Publication Number Publication Date
WO2013139259A1 true WO2013139259A1 (fr) 2013-09-26

Family

ID=49195315

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2013/072881 WO2013139259A1 (fr) 2012-03-19 2013-03-19 Procédé et système de codage de transmission dans un système d'accès à multiplexage par répartition orthogonale de la fréquence (ofdm)

Country Status (2)

Country Link
CN (1) CN103326756A (fr)
WO (1) WO2013139259A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112994844A (zh) * 2017-06-23 2021-06-18 华为技术有限公司 一种信道编码方法、数据接收方法及相关设备

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6345257B2 (ja) * 2014-01-26 2018-06-20 華為終端（東莞）有限公司 送信方法およびユーザ機器
US10784987B2 (en) 2015-09-24 2020-09-22 Idac Holdings, Inc. Methods for enhanced multiplexing in wireless systems
WO2022047809A1 (fr) * 2020-09-07 2022-03-10 华为技术有限公司 Procédé et appareil de communication

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101635158A (zh) * 2008-07-14 2010-01-27 马维尔国际贸易有限公司 编码和/或解码系统数据的方法、装置、系统和体系结构
WO2010082720A1 (fr) * 2009-01-15 2010-07-22 Lg Electronics Inc. Procédé de traitement et de transmission de paquets de données
WO2011095061A1 (fr) * 2010-02-02 2011-08-11 中国移动通信集团公司 Procédé et dispositif d'ordonnancement de sous-trames de liaison descendante

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7508804B2 (en) * 2002-04-05 2009-03-24 Alcatel-Lucent Usa Inc. Shared signaling for multiple user equipment
US8400998B2 (en) * 2006-08-23 2013-03-19 Motorola Mobility Llc Downlink control channel signaling in wireless communication systems
KR101634917B1 (ko) * 2007-04-30 2016-06-29 인터디지탈 테크날러지 코포레이션 Ｍｉｍｏ 무선 통신 시스템에서의 에러 검출 및 검사의 피드백 시그널링
US20090175232A1 (en) * 2008-01-08 2009-07-09 Nokia Siemens Networks Oy Joint Coding of Multiple TTI Information and Quality Indication Requests

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101635158A (zh) * 2008-07-14 2010-01-27 马维尔国际贸易有限公司 编码和/或解码系统数据的方法、装置、系统和体系结构
WO2010082720A1 (fr) * 2009-01-15 2010-07-22 Lg Electronics Inc. Procédé de traitement et de transmission de paquets de données
WO2011095061A1 (fr) * 2010-02-02 2011-08-11 中国移动通信集团公司 Procédé et dispositif d'ordonnancement de sous-trames de liaison descendante

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112994844A (zh) * 2017-06-23 2021-06-18 华为技术有限公司 一种信道编码方法、数据接收方法及相关设备
US11902021B2 (en) 2017-06-23 2024-02-13 Huawei Technologies Co., Ltd. Channel coding method, data receiving method, and related device

Also Published As

Publication number Publication date
CN103326756A (zh) 2013-09-25

Similar Documents

Publication Publication Date Title
US11930508B2 (en) Downlink control information transmission method
KR102615386B1 (ko) 업링크 제어 정보를 처리하는 방법 및 단말기
US11070951B2 (en) Systems and methods for multicast resource allocation
US11116008B2 (en) Method and device for radio resource allocation in wireless communication system
EP3836721A1 (fr) Procédé et dispositif d'accès à un canal dans un système de communication sans fil
US10686501B2 (en) Precoding information signaling method and apparatus for uplink transmission in mobile communication system using a plurality of array antennas
US11051299B2 (en) Method and apparatus for transmitting and receiving information for providing plurality of communication services
CN110035531A (zh) 上行控制信息传输方法及装置
KR20210133297A (ko) 다수의 서비스 유형들이 있는 통신 시스템들에서의 스케줄링
US20240106611A1 (en) Methods and apparatuses for transmitting signal
EP4050811A1 (fr) Procédé et appareil pour la configuration d'un faisceau par défaut pour la communication coopérative en réseau
KR20190129491A (ko) 무선 셀룰라 통신 시스템에서 제어 정보 송수신 방법 및 장치
US11812468B2 (en) Method and device for radio resource allocation in wireless communication system
US11611940B2 (en) Method and apparatus for uplink power control in wireless cellular communication system
CN112312552B (zh) 一种数据传输方法、装置及系统
CN114128189A (zh) 用于在无线通信系统中发送/接收上行链路控制信息的方法和设备
KR20230044431A (ko) 무선 통신 시스템에서 상향링크 전송 방법 및 장치
KR20210083845A (ko) 네트워크 협력통신을 위한 상향링크 데이터 반복 전송 방법 및 장치
WO2019095334A1 (fr) Procédé d'envoi d'informations de commande de liaison descendante, dispositif terminal et dispositif réseau
US20230114410A1 (en) Device and method for transmitting or receiving control information and data in communication system
JP2023536093A (ja) Ｃｓｉ報告を送信するための方法及び装置
WO2013139259A1 (fr) Procédé et système de codage de transmission dans un système d'accès à multiplexage par répartition orthogonale de la fréquence (ofdm)
WO2013071718A1 (fr) Procédé et appareil d'émission de canal de commande
CN115669148A (zh) 无线通信系统中用于发送上行链路信道的方法和装置
CN117136516A (zh) 无线通信系统中用于上行链路发送的方法和装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 13763815

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 13763815

Country of ref document: EP

Kind code of ref document: A1