CN1301446A - Bs数字广播接收机 - Google Patents
Bs数字广播接收机 Download PDFInfo
- Publication number
- CN1301446A CN1301446A CN99806211A CN99806211A CN1301446A CN 1301446 A CN1301446 A CN 1301446A CN 99806211 A CN99806211 A CN 99806211A CN 99806211 A CN99806211 A CN 99806211A CN 1301446 A CN1301446 A CN 1301446A
- Authority
- CN
- China
- Prior art keywords
- msb
- output
- mapping
- judgement
- phase
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Images
Classifications
-
- 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
- H04L1/0045—Arrangements at the receiver end
- H04L1/0052—Realisations of complexity reduction techniques, e.g. pipelining or use of look-up tables
-
- 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
- H04L1/0045—Arrangements at the receiver end
- H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
-
- 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
- H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
- H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier
-
- 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
- H04L1/0059—Convolutional codes
- H04L1/006—Trellis-coded modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0024—Carrier regulation at the receiver end
- H04L2027/0026—Correction of carrier offset
- H04L2027/0032—Correction of carrier offset at baseband and passband
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0053—Closed loops
- H04L2027/0057—Closed loops quadrature phase
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Artificial Intelligence (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Error Detection And Correction (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP156900/1998 | 1998-05-22 | ||
JP156900/98 | 1998-05-22 | ||
JP10156900A JP2966396B1 (ja) | 1998-05-22 | 1998-05-22 | Bsディジタル放送受信機 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1301446A true CN1301446A (zh) | 2001-06-27 |
CN1144432C CN1144432C (zh) | 2004-03-31 |
Family
ID=15637861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998062111A Expired - Fee Related CN1144432C (zh) | 1998-05-22 | 1999-05-13 | Bs数字广播接收机 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6714596B1 (zh) |
EP (1) | EP1081903B1 (zh) |
JP (1) | JP2966396B1 (zh) |
CN (1) | CN1144432C (zh) |
CA (1) | CA2333173C (zh) |
DE (2) | DE1081903T1 (zh) |
WO (1) | WO1999062237A1 (zh) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100346152B1 (ko) * | 1999-09-17 | 2002-08-01 | 주식회사 하이닉스반도체 | 코드 분할 다중 접속방식의 이동통신 기지국 시스템 |
JP3438700B2 (ja) * | 2000-05-24 | 2003-08-18 | 株式会社ケンウッド | Bsディジタル放送受信装置及びbsディジタル放送受信方法 |
US8005035B2 (en) | 2001-04-27 | 2011-08-23 | The Directv Group, Inc. | Online output multiplexer filter measurement |
US7583728B2 (en) | 2002-10-25 | 2009-09-01 | The Directv Group, Inc. | Equalizers for layered modulated and other signals |
US7822154B2 (en) | 2001-04-27 | 2010-10-26 | The Directv Group, Inc. | Signal, interference and noise power measurement |
US7423987B2 (en) | 2001-04-27 | 2008-09-09 | The Directv Group, Inc. | Feeder link configurations to support layered modulation for digital signals |
US7778365B2 (en) | 2001-04-27 | 2010-08-17 | The Directv Group, Inc. | Satellite TWTA on-line non-linearity measurement |
US7471735B2 (en) | 2001-04-27 | 2008-12-30 | The Directv Group, Inc. | Maximizing power and spectral efficiencies for layered and conventional modulations |
KR100785863B1 (ko) * | 2001-06-30 | 2007-12-13 | 매그나칩 반도체 유한회사 | Qpsk 디모듈레이터와 비터비 디코더를 인터페이스하는인터페이스장치 및 방법 |
CA2489569C (en) * | 2002-07-01 | 2012-05-22 | The Directv Group, Inc. | Improving hierarchical 8psk performance |
US7738587B2 (en) | 2002-07-03 | 2010-06-15 | The Directv Group, Inc. | Method and apparatus for layered modulation |
CA2503530C (en) | 2002-10-25 | 2009-12-22 | The Directv Group, Inc. | Lower complexity layered modulation signal processor |
KR100496155B1 (ko) * | 2003-12-27 | 2005-06-20 | 한국전자통신연구원 | 코셋 매핑을 이용한 터보 티씨엠 복호 장치 및 그 방법 |
KR102247087B1 (ko) * | 2014-07-08 | 2021-05-03 | 삼성전자주식회사 | 스토리지 장치 및 스토리지 장치의 동작 방법 |
CN110768748B (zh) * | 2018-07-27 | 2022-05-17 | 瑞昱半导体股份有限公司 | 回旋码解码器及回旋码解码方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5469452A (en) * | 1991-09-27 | 1995-11-21 | Qualcomm Incorporated | Viterbi decoder bit efficient chainback memory method and decoder incorporating same |
JPH0832633A (ja) | 1994-07-20 | 1996-02-02 | Toshiba Corp | トレリス復号器 |
JPH0897866A (ja) * | 1994-09-22 | 1996-04-12 | Toshiba Corp | Fec復号器 |
JPH08288967A (ja) * | 1995-04-17 | 1996-11-01 | Toshiba Corp | 伝送方式とその送受信装置及びトレリス復号器 |
JP3253524B2 (ja) * | 1996-05-28 | 2002-02-04 | 日本放送協会 | ディジタル伝送方法および送信、受信装置 |
-
1998
- 1998-05-22 JP JP10156900A patent/JP2966396B1/ja not_active Expired - Lifetime
-
1999
- 1999-05-13 CA CA002333173A patent/CA2333173C/en not_active Expired - Fee Related
- 1999-05-13 WO PCT/JP1999/002468 patent/WO1999062237A1/ja active Application Filing
- 1999-05-13 DE DE1081903T patent/DE1081903T1/de active Pending
- 1999-05-13 US US09/582,228 patent/US6714596B1/en not_active Expired - Lifetime
- 1999-05-13 CN CNB998062111A patent/CN1144432C/zh not_active Expired - Fee Related
- 1999-05-13 DE DE69941257T patent/DE69941257D1/de not_active Expired - Lifetime
- 1999-05-13 EP EP99922481A patent/EP1081903B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6714596B1 (en) | 2004-03-30 |
WO1999062237A1 (fr) | 1999-12-02 |
EP1081903B1 (en) | 2009-08-12 |
EP1081903A4 (en) | 2005-06-15 |
EP1081903A1 (en) | 2001-03-07 |
DE1081903T1 (de) | 2001-08-23 |
JPH11341097A (ja) | 1999-12-10 |
CA2333173A1 (en) | 1999-12-02 |
JP2966396B1 (ja) | 1999-10-25 |
DE69941257D1 (de) | 2009-09-24 |
CN1144432C (zh) | 2004-03-31 |
CA2333173C (en) | 2006-11-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1144432C (zh) | Bs数字广播接收机 | |
CN1072874C (zh) | 维特比解码器的比特有效回链存贮方法及其解码器 | |
CN1032104C (zh) | 用于分辨格式编码调制数据中相位多义性的方法和装置 | |
US5408499A (en) | Multilevel code for transmission device | |
CN1118170C (zh) | 处理正交调幅信号的设备和方法 | |
CN1104694C (zh) | 生成正弦/余弦函数的方法及使用该方法的装置 | |
EP0544463A2 (en) | Coded modulation, with unequal error protection, for fading channels | |
US6138265A (en) | Decoding trellis coded modulated data with a conventional Viterbi decoder | |
CN1819504A (zh) | 盲检测方法和装置以及具有该装置的移动通信接收机 | |
EP0540636B1 (en) | Coded qam system | |
EP0348305A2 (en) | Coded modulation communication system | |
US5995551A (en) | Rotationally invariant pragmatic trellis coded digital communication system and method therefor | |
US5703911A (en) | Decoding method for trellis codes with large free distances | |
CN1099180C (zh) | 载波再生电路 | |
CN102244640B (zh) | 一种用于qam信号差分编解码的实现方法 | |
WO1999017509A1 (en) | Symbol mappings for coded modulations | |
CN1117456C (zh) | 绝对定相电路 | |
JP2002344548A (ja) | データ送信装置・受信装置 | |
JPH022277A (ja) | 多値qam通信方式 | |
CN1467917A (zh) | 用于信号解调的装置和方法 | |
WO1997016910A1 (en) | Method and apparatus for the provision and reception of symbols | |
JPH08149172A (ja) | データ送受信方法とその装置 | |
CN1117246A (zh) | 对格栅编码的正交振幅调制信号解码的方法和设备 | |
CN1894919A (zh) | 对多水平正交调幅信号的解调 | |
CN1179036A (zh) | 韦特比解码器中的同步方法及装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: JVC KENWOOD CORPORATION Free format text: FORMER OWNER: KABUSHIKI KAISHA KENWOOD;KABUSHIKI KAISHA KENWOOD Effective date: 20140227 |
|
TR01 | Transfer of patent right |
Effective date of registration: 20140227 Address after: Kanagawa Patentee after: JVC Kenwood Corp. Address before: Tokyo, Japan Patentee before: Kenwood Corp. |
|
TR01 | Transfer of patent right | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040331 Termination date: 20140513 |