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Matches 601 - 650 out of 22,459

Document Document Title
WO/2018/028474A1
Provided are an encoding method and device, a decoding method and device, and a storage medium. The encoding method comprises: using a low density parity check code (LDPC) with a code rate of R1 to encode an initial bit sequence to be en...  
WO/2018/029616A1
Encoding/decoding method comprising the derivation of the elements of base matrices for Quasi-Cyclic LDPC, codes using different lifting sizes to obtain variable code lengths. The cyclic shift values of smaller lifting sizes Z are derive...  
WO/2018/023018A1
Methods, systems, and devices for wireless communication are described. A wireless device may initiate a successive decoding process for an encoded code block received at the wireless device, and generate, using a successive decoder, one...  
WO/2018/022269A1
An example methods for interleaved BCH codes can include encoding a first plurality of portions of data using a first generator polynomial to obtain a plurality of respective BCH codewords. The method can include encoding an additional B...  
WO/2018/021036A1
This technology relates to a reception device, a reception method, and a program which make it possible to reduce power consumption. An extraction circuit extracts partial information of control information added to data, and an excerpti...  
WO/2018/018370A1
Certain aspects of the present disclosure relate to methods and apparatus for constructing polar codes.  
WO/2018/019067A1
Methods and apparatus for constructing polar codes are provided. A transmitter determines at least one set of parameters corresponding to data to be transmitted, and a set of sorting indices corresponding to bits of the data to be transm...  
WO/2018/021926A1
The invention relates to a decoding apparatus (110) for decoding a codeword (I) of length n using a (n = 2 m , k) polar code or polar subcode C having a set of frozen bit indices F, wherein m is a positive integer number, wherein (II) de...  
WO/2018/020942A1
The present invention improves the communication performance, such as throughput and communication efficiency, of a system using a plurality of communication schemes. The present invention is provided with a transmission unit that transm...  
WO/2018/021925A1
According to the present invention, an input vector for polar encoding is computed (201), wherein the input vector comprises a set of information bits and a set of frozen bits, and an intermediate codeword is generated (202) by executing...  
WO/2018/019393A1
The present invention is directed to encoding of information bit sequences by use of an encoding device having more than two encoding entities and to decoding of output codewords by a decoding device having more than two decoding entitie...  
WO/2018/014272A1
Methods and devices are disclosed for encoding source words and decoding codewords with LDPC matrices. The Methods and devices use a LDPC matrix Hn of lifting factor Z. The LDPC matrix Hn comprises a plurality of submatrices, each submat...  
WO/2018/014249A1
A method and device for generating a low-density parity-check code basis matrix. The method comprises: acquiring a low-density parity-check code mother matrix (101); and generating the first matrix to the qth matrix one by one, wherein q...  
WO/2018/014529A1
Embodiments of the present invention disclose an encoding method and an associated apparatus and system. The method comprises: an encoding terminal determining a frame type of a target JESD204 frame in JESD204B data to be transmitted; th...  
WO/2018/011455A1
This document discloses a solution for using low-density parity check codes in connection with a retransmission scheme in a wireless network. According to an aspect a method comprises: encoding, by a first apparatus, a data bit set by us...  
WO/2018/013268A1
Certain aspects of the present disclosure relate to techniques and apparatus for increasing decoding performance and/or reducing decoding complexity. A transmitter may divide data of a codeword into two or more sections and then calculat...  
WO/2018/008084A1
The present invention improves throughput in such a propagation path environment that retransmission is repeated. In a transmission-side wireless communication device, transmission signal storage memories 102-1, 102-2 hold bit sequences ...  
WO/2018/009572A1
Systems, procedures, and instrumentalities are disclosed for low latency data communications utilizing advanced coding via polar codes. An encoder may receive data traffic that includes different types of traffics such as URLLC data and ...  
WO/2018/008744A1
Provided is a base station device in which turbo encoding at an encoding rate of 1/5 is applied to an input bit string and turbo encoding of first to fifth turbo coding bit strings is performed, sub-block interleaving is applied to each ...  
WO/2018/008739A1
A base station device is provided with an encoding unit that determines a code block group number, splits an input bit string destined for code block segmentation into a number of code block groups corresponding to the code block group n...  
WO/2018/002410A1
A method comprises detecting (205), in a first communications apparatus, the number of failed code blocks in a transport block transmitted (204) to the first apparatus from a second apparatus and a corresponding feedback size indicator. ...  
WO/2018/001595A1
The application is related to a forward error correction mechanism in an optical coherent communication system (CS) comprising a FEC encoder (FE) and a FEC decoder (FD) on the basis of a low density parity check, LDPC, code. The FEC enco...  
WO/2018/004941A1
An integrated circuit for implementing a Reed-Solomon encoder circuit is provided. The encoder circuit may include partial syndrome calculation circuitry and matrix multiplication circuitry. The partial syndrome calculation circuitry may...  
WO/2017/221926A1
An optical receiver is provided with a first computation unit which, on the basis of a reception signal, obtains a logarithm likelihood ratio on an M- (M is a natural number) dimensional basis, and a second computation unit which, on the...  
WO/2017/218221A1
Certain aspects of the present disclosure relate to techniques and apparatus for increasing decoding performance and/or reducing decoding complexity. An exemplary method generally includes receiving, via a wireless medium, a codeword enc...  
WO/2017/218665A1
Certain aspects of the present disclosure generally relate to techniques for puncturing of structured low-density parity-check (LDPC) codes. Certain aspects of the present disclosure generally relate to methods and apparatus for a high-p...  
WO/2017/214851A1
The embodiments of the present invention relate to a signal transfer method, transmitting terminal, and receiving terminal, said method comprising: according to the code rate of a second codeword and a second matrix, performing low-densi...  
WO/2017/218667A1
Certain aspects of the present disclosure generally relate to techniques for compactly describing lifted quasi-cyclic low-density parity-check (LDPC) codes. A method for wireless communications by a transmitting device generally includes...  
WO/2017/215489A1
The present disclosure relates to multiple-symbol combination based decoding for general polar codes. Multiple-symbol combination based decoding of a received word that is based on a codeword involves determining whether all nodes at an ...  
WO/2017/217715A1
Disclosed are a method for determining a frozen bit of a polar code and a device therefor. According to the method for determining a frozen bit of the present invention, a weight of each input bit can be determined on the basis of a stru...  
WO/2017/215494A1
Systems and methods are disclosed that relate to performing rate matching when using polar codes. In one embodiment, a plurality of bits are received at a polar encoder. A value is obtained that corresponds to at least one of: a coding r...  
WO/2017/215491A1
Systems and methods are disclosed for performing rate matching when using general polar codes. In one embodiment, a method of generating a codeword includes receiving bits at a polar encoder and encoding the bits using polar encoder kern...  
WO/2017/217577A1
Provided is a method for generating a quantum error correction code by using a graph state. The method for generating a quantum error correction code by using a graph state, according to one embodiment of the present invention, comprises...  
WO/2017/213698A1
Methods and apparatus for automatic qubit calibration. In one aspect, a method includes obtaining a plurality of qubit parameters and data describing dependencies of the plurality of qubit parameters on one or more other qubit parameters...  
WO/2017/213329A1
A decoding method of an error-correcting code based on a likelihood ratio and parity is disclosed. A data decoding method according to an embodiment of the present invention may be configured to: determine, on the basis of a likelihood r...  
WO/2017/212547A1
An area designation unit (1002) designates, in a transmission frame, a first area in which a fixed form of bit sequence appears, a second area in which a bit sequence similar to a specified bit sequence appears and a third area in which ...  
WO/2017/213409A1
A channel decoding method is provided. The method includes storing, in a memory, a set of first log likelihood ratio (LLR) values corresponding to bits of a codeword generated by modulation of a channel-encoded signal; changing, into a p...  
WO/2017/206055A1
Disclosed in the present invention are a puncturing method and device. The method comprises: acquiring a frozen index set of polar codes with the length of N symbols and an N*N generation matrix; transforming, according to the frozen set...  
WO/2017/209836A1
Certain aspects of the present disclosure relate to techniques and apparatus for improving decoding latency and performance of Polar codes. An exemplary method generally includes generating a codeword by encoding information bits, using ...  
WO/2017/209837A1
Certain aspects of the present disclosure relate to techniques and apparatus for improving decoding latency and performance of Polar codes. An exemplary method generally includes generating a codeword by encoding information bits using a...  
WO/2017/210205A1
Certain aspects of the present disclosure relate to techniques and apparatus for increasing decoding performance and/or reducing decoding complexity. An exemplary method generally includes obtaining a payload to be transmitted, partition...  
WO/2017/204007A1
The present invention provides a feature with which it is possible to effectively suppress an increase in computation scale when applying maximum likelihood detection (MLD) to a multi-level modulation scheme. A likelihood calculation uni...  
WO/2017/204002A1
The present invention pertains to a signal processing device and a signal processing method that enable robust reproduction of data recorded at high density. The frame sync (FS), which represents the header of a frame, is restored by, fr...  
WO/2017/204705A1
A Transmitting Node (TN) 102 and a method therein for providing enhanced channel coding of a packet transmitted in a communications network 100. The TN applies, to payload data, an outer channel encoder resulting in a plurality of outer ...  
WO/2017/197465A1
Disclosed herein is a system (10) for transmitting a data stream (12). The system (10) is configured to receive the data stream (12). The data stream (12) carries a plurality of orders that are destined for a market (24) configured for e...  
WO/2017/200861A1
Methods, systems, and devices for wireless communication are described. A transmitter, such as a user equipment and/or a base station, may perform polar coding to encode bits. The polar coding may be associated with a plurality of compon...  
WO/2017/197561A1
Disclosed in the embodiments of the present invention are a convolutional LDPC decoding method, device, decoder, and system, relating to the technical field of communications and capable of improving accuracy in the decoding process. The...  
WO/2017/193558A1
Provided are a data processing method and device for a structured LDPC code. The method comprises: acquiring the size of a structured LDPC code block (S202); determining a code expansion factor z at least according to one of the followin...  
WO/2017/196391A1
Disclosed herein are user equipment (UE) and base station (eNB) apparatus and methodology for polar code construction, representation and encoding/decoding. An apparatus of a UE may include memory and processing circuitry coupled to the ...  
WO/2017/196451A1
Certain aspects of the present disclosure relate to techniques and apparatus for enhanced decoding, for example, by providing a multi-phase tail biting convolutional code (TBCC) decoding algorithm. An exemplary method generally includes ...  

Matches 601 - 650 out of 22,459