ATE337666T1 - Phasennachlaufeinrichtung für linear modulierte signale - Google Patents
Phasennachlaufeinrichtung für linear modulierte signaleInfo
- Publication number
- ATE337666T1 ATE337666T1 AT02102046T AT02102046T ATE337666T1 AT E337666 T1 ATE337666 T1 AT E337666T1 AT 02102046 T AT02102046 T AT 02102046T AT 02102046 T AT02102046 T AT 02102046T AT E337666 T1 ATE337666 T1 AT E337666T1
- Authority
- AT
- Austria
- Prior art keywords
- phase
- tracking device
- symbols
- modulated signals
- phase tracking
- Prior art date
Links
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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
- H04L1/0013—Rate matching, e.g. puncturing or repetition of code symbols
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/63—Joint error correction and other techniques
- H03M13/6312—Error control coding in combination with data compression
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18513—Transmission in a satellite or space-based system
-
- 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
-
- 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
-
- 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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
-
- 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
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0024—Carrier regulation at the receiver end
- H04L2027/0026—Correction of carrier offset
- H04L2027/003—Correction of carrier offset at baseband only
-
- 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
- H04L2027/0046—Open loops
-
- 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
- H04L2027/0063—Elements of loops
- H04L2027/0067—Phase error detectors
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Aviation & Aerospace Engineering (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Radio Relay Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Error Detection And Correction (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Control Of Electric Motors In General (AREA)
- Radar Systems Or Details Thereof (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30616501P | 2001-07-19 | 2001-07-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE337666T1 true ATE337666T1 (de) | 2006-09-15 |
Family
ID=23184117
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT02102046T ATE337666T1 (de) | 2001-07-19 | 2002-07-19 | Phasennachlaufeinrichtung für linear modulierte signale |
Country Status (4)
Country | Link |
---|---|
US (3) | US20030027529A1 (de) |
EP (3) | EP1278311A3 (de) |
AT (1) | ATE337666T1 (de) |
DE (1) | DE60214094T2 (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7443941B2 (en) * | 2003-01-22 | 2008-10-28 | Rambus Inc. | Method and system for phase offset cancellation in systems using multi-phase clocks |
US8208499B2 (en) * | 2003-06-13 | 2012-06-26 | Dtvg Licensing, Inc. | Framing structure for digital broadcasting and interactive services |
US7369633B2 (en) * | 2003-06-13 | 2008-05-06 | The Directv Group, Inc. | Method and apparatus for providing carrier synchronization in digital broadcast and interactive systems |
DE60310930T2 (de) * | 2003-09-05 | 2007-10-11 | Agence Spatiale Européenne | Pilotgestütztes Trägersynchronisationsschema e |
DE102004061857A1 (de) * | 2004-09-28 | 2006-04-06 | Rohde & Schwarz Gmbh & Co. Kg | Verfahren und Vorrichtung zur Trägerfrequenzsynchronisierung eines Offset-Quadraturphasenmodulierten Signals |
JP3962748B2 (ja) * | 2005-03-28 | 2007-08-22 | キヤノン株式会社 | 情報処理装置及びその方法 |
US7920441B2 (en) * | 2006-09-21 | 2011-04-05 | Atheros Communications, Inc. | Optimized time acquisition algorithm for low-power GPS-based watch applications |
US8964510B1 (en) | 2005-09-22 | 2015-02-24 | Qualcomm Incorporated | Systems and methods for signal acquisition using predicted environmental context |
WO2007057857A1 (en) * | 2005-11-16 | 2007-05-24 | Koninklijke Philips Electronics, N.V. | Adaptive, distributed solution for enhanced co-existence and qos for multimedia traffic over rlans |
KR100759801B1 (ko) * | 2005-12-02 | 2007-09-20 | 한국전자통신연구원 | M-PSK(M-ary Phase ShiftKeying)시스템의 심볼 판별 장치 및 방법 |
JP5072329B2 (ja) * | 2006-11-22 | 2012-11-14 | キヤノン株式会社 | 制御装置及びその制御方法、通信装置及びその制御方法、無線通信システム、及び、プログラム |
KR101055679B1 (ko) * | 2007-02-16 | 2011-08-09 | 삼성전자주식회사 | 디지털 위상 추적 루프 또는 주파수 추적 루프에서 동기 위상 점프 보상을 위한 장치 및 방법 |
US20090059872A1 (en) * | 2007-08-31 | 2009-03-05 | Symbol Technologies, Inc. | Wireless dynamic rate adaptation algorithm |
US8204156B2 (en) * | 2008-12-31 | 2012-06-19 | Intel Corporation | Phase error detection with conditional probabilities |
FR2953347A1 (fr) * | 2009-11-30 | 2011-06-03 | Astrium Sas | Procede de selection de format de transmission et module de calibration de seuils pour systeme de telecommunications par satellite |
US9219550B2 (en) * | 2011-06-23 | 2015-12-22 | Infinera Corporation | Forward carrier recovery using forward error correction (FEC) feedback |
US8825749B2 (en) * | 2011-10-21 | 2014-09-02 | Yahoo! Inc. | Method of tracking offline user interaction in a rendered document on a mobile device |
EP2898716B1 (de) * | 2012-09-20 | 2016-08-17 | Telefonaktiebolaget LM Ericsson (publ) | Verfahren und netzwerkknoten zur verbesserung der ressourcennutzung einer funkzelle |
US9166750B1 (en) | 2013-03-08 | 2015-10-20 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Soft decision analyzer and method |
CN104954103A (zh) * | 2014-03-31 | 2015-09-30 | 上海海洋大学 | 基于北斗通信***的检测数据传输方法、发送端设备和接收端设备 |
CN105591720A (zh) * | 2016-03-07 | 2016-05-18 | 北斗天汇(北京)科技有限公司 | 一种大容量高速度的北斗数据传输的方法及*** |
BR112019004433A2 (pt) * | 2016-09-13 | 2019-05-28 | Qualcomm Inc | lista de células vizinhas em um sistema de comunicação por satélite |
FR3059183B1 (fr) * | 2016-11-24 | 2019-02-01 | Continental Automotive France | Demodulation optimisee des signaux rds en radio numerique |
US10656987B1 (en) * | 2017-04-26 | 2020-05-19 | EMC IP Holding Company LLC | Analysis system and method |
CN110380775B (zh) * | 2019-08-14 | 2022-05-13 | 北京信成未来科技有限公司 | 一种大规模多业务卫星星座运管***及其工作方法 |
Family Cites Families (28)
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US4420771A (en) * | 1981-02-09 | 1983-12-13 | Bell Telephone Laboratories, Incorporated | Technique for encoding multi-level signals |
US4860352A (en) * | 1985-05-20 | 1989-08-22 | Satellite Financial Systems Corporation | Satellite communication system and method with message authentication suitable for use in financial institutions |
US4813056A (en) * | 1987-12-08 | 1989-03-14 | General Electric Company | Modified statistical coding of digital signals |
US4937841A (en) * | 1988-06-29 | 1990-06-26 | Bell Communications Research, Inc. | Method and circuitry for carrier recovery for time division multiple access radio systems |
US5497400A (en) * | 1993-12-06 | 1996-03-05 | Motorola, Inc. | Decision feedback demodulator with phase and frequency estimation |
KR0148153B1 (ko) | 1994-05-31 | 1998-09-15 | 김광호 | 비트스터핑 제거장치 |
JPH08172460A (ja) * | 1994-12-20 | 1996-07-02 | Fujitsu General Ltd | スペクトラム拡散信号の送信装置及び受信装置 |
KR0180169B1 (ko) * | 1995-06-30 | 1999-05-01 | 배순훈 | 가변길이 부호기 |
US5894590A (en) * | 1995-07-31 | 1999-04-13 | Motorola, Inc. | Independent satellite-based communications systems sharing common frequency spectrum and method of operation thereof |
US5838963A (en) * | 1995-10-25 | 1998-11-17 | Microsoft Corporation | Apparatus and method for compressing a data file based on a dictionary file which matches segment lengths |
US6272316B1 (en) * | 1995-11-17 | 2001-08-07 | Globalstar L.P. | Mobile satellite user information request system and methods |
US5924015A (en) * | 1996-04-30 | 1999-07-13 | Trw Inc | Power control method and apparatus for satellite based telecommunications system |
US5937349A (en) * | 1996-10-29 | 1999-08-10 | Motorola, Inc. | Method and system of tracking dynamic communication parameters during a link interruption |
US5960044A (en) * | 1996-11-14 | 1999-09-28 | Scientific-Atlanta, Inc. | Apparatus and method for block phase estimation |
US5949369A (en) * | 1996-12-30 | 1999-09-07 | At & T Corp, | Portable satellite phone having directional antenna for direct link to satellite |
US6185244B1 (en) * | 1997-08-29 | 2001-02-06 | Telefonaktiebolaget Lm Ericsson | Cell searching in a CDMA communications system |
US6292115B1 (en) * | 1997-12-02 | 2001-09-18 | Hughes Electronics Corporation | Data compression for use with a communications channel |
GB9817675D0 (en) * | 1998-08-13 | 1998-10-07 | Simoco Int Ltd | Error correction in amplifiers |
US6268824B1 (en) * | 1998-09-18 | 2001-07-31 | Topcon Positioning Systems, Inc. | Methods and apparatuses of positioning a mobile user in a system of satellite differential navigation |
EP1052790A1 (de) * | 1999-05-14 | 2000-11-15 | ICO Services Ltd. | Interferenzunterdrückung in einem Flugzeug in communication mit einem Satellit |
US6147561A (en) * | 1999-07-29 | 2000-11-14 | Conexant Systems, Inc. | Phase/frequency detector with time-delayed inputs in a charge pump based phase locked loop and a method for enhancing the phase locked loop gain |
US6667715B1 (en) * | 1999-08-18 | 2003-12-23 | Hughes Electronics Corporation | Signal processing circuit for communicating with a modular mobile satellite terminal and method therefor |
US6570910B1 (en) * | 1999-10-25 | 2003-05-27 | Ericsson Inc. | Baseband processor with look-ahead parameter estimation capabilities |
EP1155512A4 (de) * | 1999-12-27 | 2004-04-28 | Comsat Corp | Leistungsregelung mit offener schleife in der aufwärtsverbindung mit rauschinjektionsradiometrie |
ATE344567T1 (de) * | 2000-04-04 | 2006-11-15 | Broadcom Corp | Verfahren zur kompensation von phasenfehlern in mehrträgersignalen |
US6775322B1 (en) * | 2000-08-14 | 2004-08-10 | Ericsson Inc. | Equalizer with adaptive pre-filter |
US7054593B2 (en) * | 2000-09-28 | 2006-05-30 | The Boeing Company | Return link design for PSD limited mobile satellite communication systems |
US20020064244A1 (en) * | 2000-11-30 | 2002-05-30 | Conexant Systems, Inc. | Phase noise tracker with a delayed rotator |
-
2002
- 2002-07-19 US US10/197,817 patent/US20030027529A1/en not_active Abandoned
- 2002-07-19 EP EP02102044A patent/EP1278311A3/de not_active Withdrawn
- 2002-07-19 US US10/197,818 patent/US7230735B2/en active Active
- 2002-07-19 EP EP02102046A patent/EP1278346B1/de not_active Expired - Lifetime
- 2002-07-19 EP EP02102047A patent/EP1278308A3/de not_active Withdrawn
- 2002-07-19 DE DE60214094T patent/DE60214094T2/de not_active Expired - Lifetime
- 2002-07-19 US US10/198,193 patent/US7136445B2/en not_active Expired - Fee Related
- 2002-07-19 AT AT02102046T patent/ATE337666T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1278346A3 (de) | 2005-03-16 |
US20030016767A1 (en) | 2003-01-23 |
US7230735B2 (en) | 2007-06-12 |
EP1278308A2 (de) | 2003-01-22 |
DE60214094T2 (de) | 2007-04-12 |
EP1278311A2 (de) | 2003-01-22 |
EP1278311A3 (de) | 2004-09-29 |
EP1278346B1 (de) | 2006-08-23 |
US7136445B2 (en) | 2006-11-14 |
EP1278346A2 (de) | 2003-01-22 |
DE60214094D1 (de) | 2006-10-05 |
US20030164781A1 (en) | 2003-09-04 |
EP1278308A3 (de) | 2003-03-26 |
US20030027529A1 (en) | 2003-02-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |