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Matches 1 - 50 out of 21,899

Document Document Title
WO/2018/219031A1
Disclosed are a Polar code processing method, a decoder and a terminal for solving the problem that the throughput of an SCL decoder is limited. The method is applied to an SCL decoder, and comprises: acquiring decoding information about...  
WO/2018/219001A1
The present application relates to 5G channel coding technology, in particular to a method and device for constructing a low density parity check (LDPC) code check matrix, which are used for improving the transmission performance of a sy...  
WO/2018/220857A1
This communication device, which is used in a wireless communication system, comprises: an encoding unit which generates encoded information by attaching a parity check bit to each of a plurality of partial blocks in an information block...  
WO/2018/221243A1
This technology relates to a transmission device, a transmission method, a reception device, and a reception method that allow good transmission quality to be ensured during data transfer using an LDPC code. An extended LDPC code having ...  
WO/2018/220675A1
A relay device (20) relays data between a transmission station (10) and a reception station (30), and is characterized by being provided with an error-correction decoding unit (22) that carries out error-correction decoding on data trans...  
WO/2018/218692A1
An information processing method and apparatus, a communication device, and a communication system. The method comprises: using a low density parity check (LDPC) matrix to encode input sequences to obtain a bit sequence D (501), a basis ...  
WO/2018/222263A1
Methods, systems, and devices that support an efficient sequence-based polar code description are described. In some cases, a wireless device (e.g., a user equipment (UE) or a base station) may transmit a codeword including a set of info...  
WO/2018/219195A1
The present application relates to the field of communications, and in particular, to a decoding method and a decoder. The decoding method comprises: calculating a LLR of a first bit group in a code block according to a path selection re...  
WO/2018/218471A1
The present application discloses an information processing method and apparatus, a communication device and a communication system. The method comprises: using a low density parity check (LDPC) matrix to encode input sequences to obtain...  
WO/2018/219064A1
Disclosed in the present application are a method and device for determining a check matrix, as well as a computer storage medium, which are used to provide a structural solution for a high-throughput low-delay low-density parity check (...  
WO/2018/221242A1
This technology relates to a transmission device, a transmission method, a reception device, and a reception method that allow good transmission quality to be ensured during data transfer using an LDPC code. An extended LDPC code having ...  
WO/2018/214070A1
The present disclosure provides a decoding method and device and belongs to the field of communications. The method comprises: extracting at least one piece of prior information from at least one successfully decoded first transmission b...  
WO/2018/214262A1
Disclosed are an encoding chip and a cell supervision circuit. The encoding chip comprises an MCU, and two encoding circuits respectively connected to the MCU, wherein the encoding circuits comprise: a voltage input pin externally connec...  
WO/2018/218125A1
Systems, apparatuses, and methods for generating error correction codes (ECCs) with two check symbols are disclosed. In one embodiment, a system receives a data word of length N-2 symbols, wherein N is a positive integer greater than 2, ...  
WO/2018/209541A1
Provided are a coding structure based on t-design fractional repetition codes, and a construction method for same. The present coding structure consists of an external MDS code and a fractional repetition code; when a data block has pass...  
WO/2018/209486A1
Techniques are described herein to terminate a list decoding operation before its completion based on performing one or more error check processes. A transmitted codeword encoded using a polar code may include one or more error check vec...  
WO/2018/213143A1
Methods, systems, and devices for wireless communication are described. In a new radio (NR) system, a wireless device may encode control information into a codeword using a polar code. The device may prioritize certain information within...  
WO/2018/213134A1
Methods, systems, and devices for wireless communication are described. A wireless device may decode a polar coded codeword using a successive cancelation (SC) or successive cancelation list (SCL) decoder. The construction of the codewor...  
WO/2018/212558A1
The disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system, such as Long Term Evolution (LTE). A method for coding a chan...  
WO/2018/210270A1
A decoding method, an encoding method, a decoder and an encoder are disclosed. In an embodiment the decoding method includes receiving, at a receiver of a receiving side, signals from a transmitting side, the signals including a code wor...  
WO/2018/205633A1
The present invention relates to the technical field of computers, in particular to a cyclic redundancy check circuit and a method and apparatus therefor, a chip and an electronic device, wherein the cyclic redundancy check circuit compr...  
WO/2018/205282A1
In this application, the method and apparatus for transmission and reception with polar codes to support up to 16 permutations or transformation mappings, i. e., 16 versions of copies able to be soft-combined for PBCH or any other data c...  
WO/2018/206803A1
The invention relates to an interconnection network (110, 200) for forward error correction encoders and decoders, including N input terminals, N output terminals, and M stages. N is a non-prime positive integer, and M is a positive inte...  
WO/2018/208682A1
Wireless communications systems and methods are introduced. A wireless communication device may arrange a first encoded information block including a first sub-block having a first bit location and a second sub-block having a second bit ...  
WO/2018/207377A1
A control device used in a wireless communication system is provided with: a coding unit that generates coded information by respectively adding parity check bits to a plurality of partial blocks of an information block, and coding the i...  
WO/2018/209035A1
Certain aspects of the present disclosure generally relate to methods and apparatus for decoding quasi-cyclic low-density parity check (QC-LDPC) rate-compatible codes, for example, using a parity check matrix comprising first layers acco...  
WO/2018/202140A1
Provided are an encoding method, device and apparatus. The method comprises: a transmitting device dividing a set of sequence numbers of positions of sub-channels into at least two mutually exclusive subsets according to an interleaving ...  
WO/2018/201925A1
Disclosed are an encoding method and device, a communication apparatus, and a communication system. The method comprises using a low-density parity-check (LDPC) matrix to encode an information bit sequence. A base graph for the LDPC matr...  
WO/2018/201983A1
Provided in an embodiment of the present invention are a polar code channel encoding method, a device and a system. The method comprises: a sending apparatus acquiring a target encoding mode, the target encoding mode comprising a mother ...  
WO/2018/201377A1
It is provided a method, comprising generating J addon bits if K information bits are sequentially inputted into a generating means comprising J registers; retrieving J*addon bits from the J registers after at least one of the K informat...  
WO/2018/201553A1
An encoding method, an apparatus, a communication device and a communication system. The method comprises: using a low-density parity-check (LDPC) matrix to encode an input bit sequence, a base graph of the LDPC matrix being expressed as...  
WO/2018/202143A1
An apparatus determines a code block size (CBS) of information bits contained in a codeword of low-density parity check (LDPC) coding. The apparatus compares the CBS with at least one threshold, determines, based on a result of the compa...  
WO/2018/202195A1
Provided in the present invention are a method, a sending device, and a receiving device for use in polar code encoding and decoding, which may improve encoding and decoding performance of a polar code. The method comprises: according to...  
WO/2018/201609A1
An encoding method, an apparatus, a communication device and a communication system. The method comprises: using a low-density parity-check (LDPC) matrix to encode an input bit sequence, a base graph of the LDPC matrix being expressed as...  
WO/2018/202142A1
The present application provides a sequence determining method and apparatus, a device, and a storage medium. The sequence determining method comprises: mapping, according to M index, a first bit sequence having a length of K bits to a s...  
WO/2018/204505A1
A method for generating a code, a method for encoding and decoding data, and an encoder and a decoder performing the encoding and decoding are disclosed. In an embodiment, a method for lifting a child code from a base code for encoding a...  
WO/2018/201404A1
Methods, systems, and devices for wireless communication are described. A transmitter may generate a first segmentation based on a first subset of control information and a second segmentation based on jointly encoding the first subset a...  
WO/2018/204418A1
Methods, systems, and devices for wireless communication are described. The examples described herein may enable a successive cancellation decoder to determine path metrics for various decoding paths based on identified frozen bit locati...  
WO/2018/203164A1
According to certain embodiments, a method for use in a transmitter comprises selecting an information set or sequence of information sets for polar encoding. The information set or sequence of information sets are selected from a plural...  
WO/2018/201554A1
An encoding method, an apparatus, a communication device and a communication system. The method comprises: using a low-density parity-check (LDPC) matrix to encode an input bit sequence, a base graph of the LDPC matrix being expressed as...  
WO/2018/201540A1
An encoding method, an apparatus, a communication device and a communication system. The method comprises: using a low-density parity-check (LDPC) matrix to encode an input bit sequence, a base graph of the LDPC matrix being expressed as...  
WO/2018/201597A1
An encoding method, an apparatus, a communication device and a communication system. The method comprises: using a low-density parity-check (LDPC) matrix to encode an input bit sequence, a base graph of the LDPC matrix being expressed as...  
WO/2018/201408A1
A method comprising: determining a cyclic redundancy check (CRC) generator sequence defining a one to one mapping between a sequence of control information values and cyclic redundancy check (CRC) sequence values; and determining a combi...  
WO/2018/204667A1
Methods, systems, and devices for wireless communication are described. In a new radio (NR) system, a wireless device may identify a candidate codeword for a channel employing polar coding. The wireless device may perform a decoding oper...  
WO/2018/201671A1
An iterative polar code receiver, and iterative polar code decoding method. The receiver comprises: a detector (101), a first addition and subtraction device (102), a deinterleaver (103), an iterative polar code decoder (104), a second a...  
WO/2018/201547A1
An encoding method, an apparatus, a communication device and a communication system. The method comprises: using a low-density parity-check (LDPC) matrix to encode an input bit sequence, a base graph of the LDPC matrix being expressed as...  
WO/2018/202097A1
Provided are an encoding method and device, used for providing a new means of checking encoding. The method is: a transmitting terminal checking and encoding to-be-encoded information to obtain a check encoding codeword, K being the leng...  
WO/2018/202854A1
According to some embodiments, a method in a wireless transmitter comprises: obtaining a first set of bits (comprising a non-time-varying component) for wireless transmission; concatenating a second set of bits (comprising a time-varying...  
WO/2018/204758A1
Fountain codes require side information for decoding. In an example, the use of an encoding symbol ID (ESI) is modified by an IoT device, so as to implicitly encrypt message data by preventing the correct reconstruction of data by an eav...  
WO/2018/196683A1
The present application provides an encoding method and device, a decoding method and device, and apparatuses. The encoding method comprises: a transmitting apparatus determines information bit positions, fixed bit positions, and auxilia...  

Matches 1 - 50 out of 21,899