KR100670947B1 - Ra 부호화 방법 및 장치 - Google Patents
Ra 부호화 방법 및 장치 Download PDFInfo
- Publication number
- KR100670947B1 KR100670947B1 KR1020050111883A KR20050111883A KR100670947B1 KR 100670947 B1 KR100670947 B1 KR 100670947B1 KR 1020050111883 A KR1020050111883 A KR 1020050111883A KR 20050111883 A KR20050111883 A KR 20050111883A KR 100670947 B1 KR100670947 B1 KR 100670947B1
- Authority
- KR
- South Korea
- Prior art keywords
- bit
- frame
- symbol
- encoding
- repeatedly
- Prior art date
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/22—Demodulator circuits; Receiver circuits
- H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
- H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
-
- 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
- H04L1/0071—Use of interleaving
-
- 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
- H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Error Detection And Correction (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Abstract
Description
Claims (4)
- 입력된 데이터 비트 프레임을 순차적으로 각각의 비트에 대하여 소정의 횟수만큼 반복하여 출력하는 과정;반복하여 출력된 비트들을 인터리빙하는 과정;인터리빙된 데이터 비트의 프레임에 대하여 1비트의 조정심벌을 삽입하는 과정;상기 조정심벌이 삽입된 상기 프레임의 각 비트에 대하여 순차적으로 차등부호화하여 출력하는 과정을 포함함을 특징으로 하는 RA 부호화 방법.
- 제 1항에 있어서,상기 조정심벌은 0 또는 1 비트값을 가짐을 특징으로 하는 RA 부호화 방법.
- 입력된 데이터 비트 프레임에 대하여 순차적으로 각각의 비트에 대하여 소정의 횟수만큼 반복하여 출력하는 반복기;반복하여 출력된 비트들을 인터리빙하는 인터리빙부;인터리빙된 데이터 비트의 프레임에 대하여 조정심벌을 삽입하는 조정심벌 삽입부;상기 조정심벌이 삽입된 상기 프레임을 구성하는 각 심벌에 대하여 순차적으로 차등부호화하여 출력하는 누적기를 포함함을 특징으로 하는 RA 부호화 장치.
- 제 3항에 있어서,상기 조정심벌은 1비트로서 0 또는 1 비트값을 가짐을 특징으로 하는 RA 부호화 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050111883A KR100670947B1 (ko) | 2005-11-22 | 2005-11-22 | Ra 부호화 방법 및 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050111883A KR100670947B1 (ko) | 2005-11-22 | 2005-11-22 | Ra 부호화 방법 및 장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR100670947B1 true KR100670947B1 (ko) | 2007-01-17 |
Family
ID=38014131
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050111883A KR100670947B1 (ko) | 2005-11-22 | 2005-11-22 | Ra 부호화 방법 및 장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100670947B1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030062273A (ko) * | 2002-01-16 | 2003-07-23 | 삼성전자주식회사 | 가중화된 비이진 반복 누적 부호와 시공간 부호의 부호화방법 및 장치 |
US20050111564A1 (en) | 2003-11-26 | 2005-05-26 | Kramer Gerhard G.T. | Nonsystematic repeat-accumulate codes for encoding and decoding information in a communication system |
KR20050056675A (ko) * | 2003-12-10 | 2005-06-16 | 삼성전자주식회사 | 불균일 반복 축적 부호 부호화/복호화 장치 및 방법 |
KR20050065790A (ko) * | 2003-12-24 | 2005-06-30 | 삼성전자주식회사 | 채널 부호화 장치 및 방법 |
-
2005
- 2005-11-22 KR KR1020050111883A patent/KR100670947B1/ko not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20030062273A (ko) * | 2002-01-16 | 2003-07-23 | 삼성전자주식회사 | 가중화된 비이진 반복 누적 부호와 시공간 부호의 부호화방법 및 장치 |
US20050111564A1 (en) | 2003-11-26 | 2005-05-26 | Kramer Gerhard G.T. | Nonsystematic repeat-accumulate codes for encoding and decoding information in a communication system |
KR20050056675A (ko) * | 2003-12-10 | 2005-06-16 | 삼성전자주식회사 | 불균일 반복 축적 부호 부호화/복호화 장치 및 방법 |
KR20050065790A (ko) * | 2003-12-24 | 2005-06-30 | 삼성전자주식회사 | 채널 부호화 장치 및 방법 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1334561B1 (en) | Stopping criteria for iterative decoding | |
Bauer et al. | On variable length codes for iterative source/channel decoding | |
EP1841116B1 (en) | Decoding method for tail-biting convolutional codes using a search-depth Viterbi algorithm | |
AU722477B2 (en) | Soft decision output decoder for decoding convolutionally encoded codewords | |
EP1264456B1 (en) | Method and apparatus for combined soft-decision based interference cancellation and decoding | |
EP0907256B1 (en) | Apparatus for convolutional self-doubly orthogonal encoding and decoding | |
US20090103568A1 (en) | Method and System for Non-Gaussian Code-Division-Multiple-Access Signal Transmission and Reception | |
EP1170870A1 (en) | Turbo decoder | |
EP2936689B1 (en) | Digital communication system | |
US7434145B2 (en) | Extracting soft information in a block-coherent communication system | |
CN113660064B (zh) | 一种适用于电力线通信系统的基于多数据包的联合二维交织编码方法 | |
KR100670947B1 (ko) | Ra 부호화 방법 및 장치 | |
Egle et al. | Iterative joint equalization and decoding based on soft cholesky equalization for general complex valued modulation symbols | |
Imad et al. | Blind frame synchronization of product codes based on the adaptation of the parity check matrix | |
Hamdan et al. | Analysis and performance evaluation of convolutional codes over binary symmetric channel using MATLAB | |
KR100362851B1 (ko) | 터보 부호 복호를 위한 장치 및 그 채널 상태 추정 방법 | |
Lahmer et al. | Iterative threshold decoding of one step majority logic decodable block codes | |
Nor et al. | Joint Source Channel Decoding Exploiting 2D Source Correlation with Parameter Estimation for Image Transmission over Rayleigh Fading Channels | |
Krishna et al. | Rate adaptive polar codes for 5G and beyond | |
Mielczarek et al. | Fast header decoding using turbo codes on Rayleigh fading channels | |
KR101233175B1 (ko) | 연속적인 길이를 가지는 터보 코드 인코딩 및 디코딩 방법 | |
Arifin et al. | Overcomplete source expansion aided, soft-bit assisted speech transceiver | |
Linton | Iterative and Adaptive Processing for Multiuser Communication Systems | |
Yu et al. | Iterative multiple-symbol differential detection of differential LDPC codes | |
CN101626281A (zh) | 噪声估计方法及装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20051122 |
|
PA0201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20061215 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20070111 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20070112 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20100107 Start annual number: 4 End annual number: 4 |
|
FPAY | Annual fee payment |
Payment date: 20101215 Year of fee payment: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20101215 Start annual number: 5 End annual number: 5 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |