JP2007014000A5 - - Google Patents
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- Publication number
- JP2007014000A5 JP2007014000A5 JP2006205238A JP2006205238A JP2007014000A5 JP 2007014000 A5 JP2007014000 A5 JP 2007014000A5 JP 2006205238 A JP2006205238 A JP 2006205238A JP 2006205238 A JP2006205238 A JP 2006205238A JP 2007014000 A5 JP2007014000 A5 JP 2007014000A5
- Authority
- JP
- Japan
- Prior art keywords
- encoding
- format
- modulated signal
- modulation
- demodulated signal
- 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
- 230000000051 modifying Effects 0.000 claims 9
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000001702 transmitter Effects 0.000 claims 1
Claims (1)
- 圧縮ディジタルＴＶデータを変調して、変調された信号を生成する送信機と、
前記変調された信号を受信し、およびＱＡＭとＰＳＫを含む複数の変調フォーマットから選択された変調フォーマットに従って前記変調された信号を選択的に復調して、復調された信号を生成する復調器であって、前記変調された信号は、複数のタイプの伝送チャネルの少なくとも１つから受信され、当該復調された信号は、複数の変調フォーマットのうちの１つの変調フォーマットを示し、および当該復調された信号は、複数の符号化フォーマットのうちの少なくとも１つの符号化フォーマットで符号化された圧縮されたディジタル・データを表し、前記複数の符号化フォーマットは、少なくとも１つのパンクチャド符号化フォーマットを含む、復調器と、
前記圧縮されたディジタル・データを符号化する前記少なくとも１つの符号化フォーマットを決定し、および当該決定された符号化フォーマットに従って前記復調された信号を復号する復号器と、
を備えたシステム。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/342,280 US5497401A (en) | 1994-11-18 | 1994-11-18 | Branch metric computer for a Viterbi decoder of a punctured and pragmatic trellis code convolutional decoder suitable for use in a multi-channel receiver of satellite, terrestrial and cable transmitted FEC compressed-digital television data |
| US08/501,752 US5717471A (en) | 1994-11-18 | 1995-07-12 | Apparatus for demodulating and decoding satellite, terrestrial and cable transmitted digital television data |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP30168695A Division JP4070831B2 (ja) | 1994-11-18 | 1995-11-20 | 衛星伝送と、地上伝送と、ケーブル伝送されたディジタルｔｖデータを復調し復号化する方法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009008104A Division JP4780683B2 (ja) | 1994-11-18 | 2009-01-16 | 衛星伝送と、地上伝送と、ケーブル伝送されたディジタルｔｖデータを復調し復号化する装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007014000A JP2007014000A (ja) | 2007-01-18 |
| JP2007014000A5 true JP2007014000A5 (ja) | 2009-10-01 |
| JP4584201B2 JP4584201B2 (ja) | 2010-11-17 |
Family
ID=26992910
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP30168695A Expired - Lifetime JP4070831B2 (ja) | 1994-11-18 | 1995-11-20 | 衛星伝送と、地上伝送と、ケーブル伝送されたディジタルｔｖデータを復調し復号化する方法 |
| JP2006205238A Expired - Lifetime JP4584201B2 (ja) | 1994-11-18 | 2006-07-27 | ディジタルｔｖデータに関するシステム |
| JP2007297274A Expired - Lifetime JP4219963B2 (ja) | 1994-11-18 | 2007-11-15 | 衛星伝送と、地上伝送と、ケーブル伝送されたディジタルｔｖデータを復調し復号化する方法 |
| JP2007297273A Expired - Lifetime JP4174549B2 (ja) | 1994-11-18 | 2007-11-15 | 衛星伝送と、地上伝送と、ケーブル伝送されたディジタルｔｖデータを復調し復号化する信号処理装置 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP30168695A Expired - Lifetime JP4070831B2 (ja) | 1994-11-18 | 1995-11-20 | 衛星伝送と、地上伝送と、ケーブル伝送されたディジタルｔｖデータを復調し復号化する方法 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007297274A Expired - Lifetime JP4219963B2 (ja) | 1994-11-18 | 2007-11-15 | 衛星伝送と、地上伝送と、ケーブル伝送されたディジタルｔｖデータを復調し復号化する方法 |
| JP2007297273A Expired - Lifetime JP4174549B2 (ja) | 1994-11-18 | 2007-11-15 | 衛星伝送と、地上伝送と、ケーブル伝送されたディジタルｔｖデータを復調し復号化する信号処理装置 |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0713337A3 (ja) |
| JP (4) | JP4070831B2 (ja) |
| CN (1) | CN1107412C (ja) |
| AU (1) | AU691986B2 (ja) |
| BR (1) | BR9505197A (ja) |
| CA (1) | CA2161467C (ja) |
| MY (1) | MY114203A (ja) |
| SG (1) | SG50370A1 (ja) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5740203A (en) * | 1995-09-14 | 1998-04-14 | Thomson Consumer Electronics, Inc. | Trellis demapper of a convolutional decoder for decoding pragmatic trellis codes suitable for use in a multi-channel receiver of satellite, terrestrial and cable transmitted FEC compressed-digital television data |
| US5946052A (en) * | 1996-08-01 | 1999-08-31 | Thomson Consumer Electronics, Inc. | System for acquiring and processing video data and program guides transmitted in different coding formats |
| US6366326B1 (en) * | 1996-08-01 | 2002-04-02 | Thomson Consumer Electronics Inc. | System for acquiring, processing, and storing video data and program guides transmitted in different coding formats |
| WO1999017455A1 (en) * | 1997-10-01 | 1999-04-08 | Thomson Multimedia, S.A. | Apparatus and method for aligning trellis demapped data |
| KR100531339B1 (ko) * | 1997-12-30 | 2006-01-27 | 엘지전자 주식회사 | 위성방송 수신기의 통합형 복호장치 |
| KR100459114B1 (ko) * | 1997-12-31 | 2005-09-30 | 엘지전자 주식회사 | 디지털 방송의 디인터리버장치 및 방법 |
| CA2263277A1 (en) * | 1998-03-04 | 1999-09-04 | International Mobile Satellite Organization | Carrier activation for data communications |
| DE10012873A1 (de) * | 2000-03-16 | 2001-09-27 | Infineon Technologies Ag | Optimierter Turbo-Decodierer |
| FR2825221B1 (fr) * | 2001-05-23 | 2003-10-03 | Novo S A A | Transmodulateur pour recepteur de television numerique et recepteur ainsi equipe |
| KR100450948B1 (ko) * | 2001-07-12 | 2004-10-02 | 삼성전자주식회사 | 통신시스템에서 변조방식 결정장치 및 방법 |
| GB2392354B (en) | 2002-08-23 | 2006-02-01 | Samsung Electronics Co Ltd | Integrated modulators and demodulators |
| CN1320794C (zh) * | 2002-11-13 | 2007-06-06 | 上海芯华微电子有限公司 | 收缩卷积编码的单步方法和装置 |
| SG124272A1 (en) * | 2004-02-26 | 2006-08-30 | Oki Techno Ct Singapore Pte | A modulation/demodulation apparatus for the encoding and decoding of data and a method for encoding and decoding data |
| WO2015000115A1 (zh) * | 2013-07-01 | 2015-01-08 | 华为技术有限公司 | 信号调制方法、解调方法、调制解调装置及信号传输系统 |
| KR102114847B1 (ko) * | 2013-10-18 | 2020-06-05 | 삼성전자주식회사 | 이동 통신 시스템에서 멀티미디어 데이터 송수신 방법 및 장치 |
| CN110069237B (zh) * | 2019-04-19 | 2021-03-26 | 哈尔滨理工大学 | 一种基于查找表的基-8除法器信号处理方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4866395A (en) * | 1988-11-14 | 1989-09-12 | Gte Government Systems Corporation | Universal carrier recovery and data detection for digital communication systems |
| US5233630A (en) * | 1991-05-03 | 1993-08-03 | Qualcomm Incorporated | Method and apparatus for resolving phase ambiguities in trellis coded modulated data |
| US5233629A (en) * | 1991-07-26 | 1993-08-03 | General Instrument Corporation | Method and apparatus for communicating digital data using trellis coded qam |
| JPH05110539A (ja) * | 1991-10-17 | 1993-04-30 | Fujitsu Ltd | デイジタル伝送方式 |
| JP3053283B2 (ja) * | 1991-12-26 | 2000-06-19 | 株式会社東芝 | 符号化多値変調装置 |
| JP3227813B2 (ja) * | 1992-07-28 | 2001-11-12 | ソニー株式会社 | ディジタル画像送信装置、ディジタル画像送信方法、ディジタル画像伝送システム及びディジタル画像送受信方法 |
| JP3348451B2 (ja) * | 1993-02-04 | 2002-11-20 | ソニー株式会社 | 送信方法、送信装置、ビタビ復号方法およびビタビ復号装置 |
| US5511096A (en) * | 1994-01-18 | 1996-04-23 | Gi Corporation | Quadrature amplitude modulated data for standard bandwidth television channel |
| US5497401A (en) * | 1994-11-18 | 1996-03-05 | Thomson Consumer Electronics, Inc. | Branch metric computer for a Viterbi decoder of a punctured and pragmatic trellis code convolutional decoder suitable for use in a multi-channel receiver of satellite, terrestrial and cable transmitted FEC compressed-digital television data |
-
1995
- 1995-10-26 CA CA002161467A patent/CA2161467C/en not_active Expired - Lifetime
- 1995-11-08 EP EP95117568A patent/EP0713337A3/en not_active Ceased
- 1995-11-08 MY MYPI95003396A patent/MY114203A/en unknown
- 1995-11-15 SG SG1995001841A patent/SG50370A1/en unknown
- 1995-11-16 BR BR9505197A patent/BR9505197A/pt not_active IP Right Cessation
- 1995-11-17 AU AU37913/95A patent/AU691986B2/en not_active Expired
- 1995-11-17 CN CN95119730A patent/CN1107412C/zh not_active Expired - Lifetime
- 1995-11-20 JP JP30168695A patent/JP4070831B2/ja not_active Expired - Lifetime
-
2006
- 2006-07-27 JP JP2006205238A patent/JP4584201B2/ja not_active Expired - Lifetime
-
2007
- 2007-11-15 JP JP2007297274A patent/JP4219963B2/ja not_active Expired - Lifetime
- 2007-11-15 JP JP2007297273A patent/JP4174549B2/ja not_active Expired - Lifetime
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