DE69732549D1 - Schnelles Resynchronisationssystem für Hochgeschwindigkeitsdatenübertragung - Google Patents
Schnelles Resynchronisationssystem für HochgeschwindigkeitsdatenübertragungInfo
- Publication number
- DE69732549D1 DE69732549D1 DE69732549T DE69732549T DE69732549D1 DE 69732549 D1 DE69732549 D1 DE 69732549D1 DE 69732549 T DE69732549 T DE 69732549T DE 69732549 T DE69732549 T DE 69732549T DE 69732549 D1 DE69732549 D1 DE 69732549D1
- Authority
- DE
- Germany
- Prior art keywords
- data transmission
- speed data
- resynchronization system
- fast resynchronization
- fast
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2662—Symbol synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2668—Details of algorithms
- H04L27/2673—Details of algorithms characterised by synchronisation parameters
- H04L27/2675—Pilot or known symbols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
- H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/721,149 US5870438A (en) | 1996-09-26 | 1996-09-26 | Fast resynchronization system for high-speed data transmission |
US721149 | 1996-09-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69732549D1 true DE69732549D1 (de) | 2005-03-31 |
DE69732549T2 DE69732549T2 (de) | 2006-03-02 |
Family
ID=24896742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69732549T Expired - Lifetime DE69732549T2 (de) | 1996-09-26 | 1997-09-26 | Schnelles Resynchronisationssystem für Hochgeschwindigkeitsdatenübertragung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5870438A (de) |
EP (1) | EP0833476B1 (de) |
JP (1) | JPH10126457A (de) |
DE (1) | DE69732549T2 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6233275B1 (en) | 1994-12-09 | 2001-05-15 | Brent Townshend | High speed communications system for analog subscriber connections |
WO1996018261A2 (en) | 1994-12-09 | 1996-06-13 | Brent Townshend | High speed communications system for analog subscriber connections |
US5970103A (en) | 1996-09-06 | 1999-10-19 | Townshend; Brent | High speed communications system for analog subscriber connections |
KR100195152B1 (ko) * | 1997-03-31 | 1999-06-15 | 윤종용 | 비대칭 데이터 전송장치의 초기화방법 |
JP3186665B2 (ja) * | 1997-09-19 | 2001-07-11 | 三菱電機株式会社 | 位相推定回路および復調回路 |
US6654432B1 (en) * | 1998-06-08 | 2003-11-25 | Wireless Facilities, Inc. | Joint maximum likelihood frame and timing estimation for a digital receiver |
US6266172B1 (en) * | 1997-11-06 | 2001-07-24 | Agere Systems Optoelectronics Guardian Corp. | Signal bit rate and performance measurement for optical channel signals |
US6091786A (en) * | 1998-03-25 | 2000-07-18 | Motorola, Inc. | Method and apparatus in a communication receiver for estimating symbol timing and carrier frequency |
US6304621B1 (en) * | 1998-05-13 | 2001-10-16 | Broadcom Corporation | Multi-mode variable rate digital cable receiver |
KR100504458B1 (ko) * | 1998-06-08 | 2005-09-26 | 엘지전자 주식회사 | 이원부호의위상오프셋산출방법 |
US6201831B1 (en) * | 1998-11-13 | 2001-03-13 | Broadcom Corporation | Demodulator for a multi-pair gigabit transceiver |
US6252904B1 (en) * | 1998-11-13 | 2001-06-26 | Broadcom Corporation | High-speed decoder for a multi-pair gigabit transceiver |
US6253345B1 (en) * | 1998-11-13 | 2001-06-26 | Broadcom Corporation | System and method for trellis decoding in a multi-pair transceiver system |
US6249544B1 (en) * | 1998-11-13 | 2001-06-19 | Broadcom Corporation | System and method for high-speed decoding and ISI compensation in a multi-pair transceiver system |
DE60022624T2 (de) * | 1999-01-20 | 2006-06-22 | Broadcom Corp., Irvine | Trellisdekoder mit korrektur von paartauschungen, zur andwendung in sendern/empfängern für gigabit-ethernet |
US7411998B1 (en) * | 1999-11-22 | 2008-08-12 | Advanced Micro Devices, Inc. | Method and apparatus for using low power training |
AU2001257348A1 (en) * | 2000-04-28 | 2001-11-12 | Broadcom Corporation | Methods and systems for adaptive receiver equalization |
KR100669403B1 (ko) | 2000-05-04 | 2007-01-15 | 삼성전자주식회사 | 브이에스비/큐에이엠 공용 수신기 및 수신방법 |
EP1237319B1 (de) * | 2001-02-26 | 2007-06-06 | Juniper Networks, Inc. | Verfahren und Vorrichtung zur effizienten und genauen Grobzeitsynchronisierung in Pulsdemodulatoren |
US7239431B2 (en) * | 2001-04-04 | 2007-07-03 | Agere Systems Inc. | System and method for recovering primary channel operation in a facsimile receiver and facsimile machine incorporating the same |
US7010269B2 (en) * | 2001-05-07 | 2006-03-07 | Koninklijke Philips Electronics N.V. | Pre-equalizer structure based on PN511 sequence for terrestrial DTV reception |
US20020181572A1 (en) * | 2001-06-04 | 2002-12-05 | Koninklijke Philips Electronics N.V. | Joint timing recovery and equalization for an N antenna system |
US7272175B2 (en) * | 2001-08-16 | 2007-09-18 | Dsp Group Inc. | Digital phase locked loop |
US7346135B1 (en) | 2002-02-13 | 2008-03-18 | Marvell International, Ltd. | Compensation for residual frequency offset, phase noise and sampling phase offset in wireless networks |
BRPI0309317A8 (pt) * | 2002-04-19 | 2018-05-08 | Thomson Licensing Sa | processamento de aquisição de canal para um receptor de televisão |
US7660344B2 (en) * | 2002-06-28 | 2010-02-09 | Bwa Technology, Inc. | AGC fine-tuning by the adaptive time domain equalizer |
US20040037366A1 (en) * | 2002-08-23 | 2004-02-26 | Magis Networks, Inc. | Apparatus and method for multicarrier modulation and demodulation |
US6990418B2 (en) * | 2002-12-19 | 2006-01-24 | International Business Machines Corporation | Method and systems for optimizing high-speed signal transmission |
US6985566B2 (en) * | 2003-01-28 | 2006-01-10 | Conexant Systems, Inc. | Point of sale modem for high-speed communications |
CN1989751B (zh) * | 2004-07-15 | 2011-07-13 | 汤姆森特许公司 | 改进的载波恢复的系统和方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2478914B1 (fr) * | 1980-03-19 | 1986-01-31 | Ibm France | Procede et dispositif pour l'ajustement initial de l'horloge d'un recepteur de donnees synchrone |
US4599732A (en) * | 1984-04-17 | 1986-07-08 | Harris Corporation | Technique for acquiring timing and frequency synchronization for modem utilizing known (non-data) symbols as part of their normal transmitted data format |
US5513221A (en) * | 1994-05-19 | 1996-04-30 | Hughes Aircraft Company | Doppler bandwidth dependent estimation of a communications channel |
US5654982A (en) * | 1995-06-29 | 1997-08-05 | Motorola, Inc. | Apparatus and method for determining carrier frequency offset and timing frequency offset for data transmission and reception |
EP0772332A3 (de) * | 1995-11-02 | 2000-10-11 | British Broadcasting Corporation | Synchronisierung von OFDM-Signalen |
-
1996
- 1996-09-26 US US08/721,149 patent/US5870438A/en not_active Expired - Lifetime
-
1997
- 1997-09-26 JP JP9261855A patent/JPH10126457A/ja not_active Withdrawn
- 1997-09-26 DE DE69732549T patent/DE69732549T2/de not_active Expired - Lifetime
- 1997-09-26 EP EP97116816A patent/EP0833476B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69732549T2 (de) | 2006-03-02 |
US5870438A (en) | 1999-02-09 |
JPH10126457A (ja) | 1998-05-15 |
EP0833476A3 (de) | 1999-02-17 |
EP0833476A2 (de) | 1998-04-01 |
EP0833476B1 (de) | 2005-02-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: CONEXANT SYSTEMS, INC., NEWPORT BEACH, CALIF., US |
|
8364 | No opposition during term of opposition |