DE69918508D1 - Schätzung von Trägerfrequenzverschiebung - Google Patents

Schätzung von Trägerfrequenzverschiebung

Info

Publication number
DE69918508D1
DE69918508D1 DE69918508T DE69918508T DE69918508D1 DE 69918508 D1 DE69918508 D1 DE 69918508D1 DE 69918508 T DE69918508 T DE 69918508T DE 69918508 T DE69918508 T DE 69918508T DE 69918508 D1 DE69918508 D1 DE 69918508D1
Authority
DE
Germany
Prior art keywords
carrier frequency
modem
frequency shift
frequency offset
shift estimation
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
Application number
DE69918508T
Other languages
English (en)
Other versions
DE69918508T2 (de
Inventor
Michael Joshua Genossar
Max Gotman
Natan Mizrahi
Naftali Chayat
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Quarterhill Inc
Original Assignee
FLOWARE SYSTEM SOLUTIONS Ltd OR-YEHUDA
FLOWARE SYSTEM SOLUTIONS Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by FLOWARE SYSTEM SOLUTIONS Ltd OR-YEHUDA, FLOWARE SYSTEM SOLUTIONS Ltd filed Critical FLOWARE SYSTEM SOLUTIONS Ltd OR-YEHUDA
Publication of DE69918508D1 publication Critical patent/DE69918508D1/de
Application granted granted Critical
Publication of DE69918508T2 publication Critical patent/DE69918508T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Radio Relay Systems (AREA)
  • Transmitters (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
DE69918508T 1998-09-30 1999-09-30 Schätzung von Trägerfrequenzverschiebung Expired - Lifetime DE69918508T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US162996 1980-06-25
US09/162,996 US6731710B1 (en) 1998-09-30 1998-09-30 Method for rapid carrier frequency estimation in a communication system

Publications (2)

Publication Number Publication Date
DE69918508D1 true DE69918508D1 (de) 2004-08-12
DE69918508T2 DE69918508T2 (de) 2005-07-28

Family

ID=22588007

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69918508T Expired - Lifetime DE69918508T2 (de) 1998-09-30 1999-09-30 Schätzung von Trägerfrequenzverschiebung

Country Status (6)

Country Link
US (1) US6731710B1 (de)
EP (1) EP0993159B1 (de)
AT (1) ATE270803T1 (de)
DE (1) DE69918508T2 (de)
ES (1) ES2224518T3 (de)
IL (1) IL131951A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5245101A (en) * 2000-04-25 2001-11-07 Eskom Low noise to signal evaluation
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
ATE288650T1 (de) * 2001-11-16 2005-02-15 Com Res Gmbh Solutions For Com Verfahren und system zur frequenzoffsetschätzung für trägermodulierte digitale kommunikationssysteme
SG109499A1 (en) * 2002-06-17 2005-03-30 Oki Techno Ct Singapore Pte Frequency estimation in a burst radio receiver
US7263335B2 (en) 2004-07-19 2007-08-28 Purewave Networks, Inc. Multi-connection, non-simultaneous frequency diversity in radio communication systems
US20090310691A1 (en) * 2008-06-12 2009-12-17 Qualcomm Incorporated Methods and systems for carrier frequency offset estimation and correction ofdm/ofdma systems
US8031747B2 (en) 2009-04-29 2011-10-04 Juniper Networks, Inc. Apparatus and method of compensating for clock frequency and phase variations by processing packet delay values
KR101298591B1 (ko) * 2009-12-17 2013-08-26 한국전자통신연구원 무선 통신 시스템에서 데이터 송수신 장치 및 방법
KR102025324B1 (ko) * 2017-09-27 2019-09-25 (주)에프씨아이 주파수 오프셋 추정 방법
CN110311874B (zh) * 2019-07-18 2022-02-15 锐迪科微电子（上海）有限公司 载波频偏确定方法及装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6334219B1 (en) * 1994-09-26 2001-12-25 Adc Telecommunications Inc. Channel selection for a hybrid fiber coax network
SE514986C2 (sv) * 1995-03-01 2001-05-28 Telia Ab Metod och anordning för synkronisering vid OFDM-system
US6097770A (en) * 1996-10-31 2000-08-01 Lucent Technologies Inc. Frequency offset estimation for wireless systems based on channel impulse response

Also Published As

Publication number Publication date
US6731710B1 (en) 2004-05-04
ATE270803T1 (de) 2004-07-15
IL131951A (en) 2004-01-04
EP0993159A3 (de) 2002-03-06
DE69918508T2 (de) 2005-07-28
IL131951A0 (en) 2001-03-19
EP0993159A2 (de) 2000-04-12
EP0993159B1 (de) 2004-07-07
ES2224518T3 (es) 2005-03-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: WI-LAN, INC., OTTAWA, ONTARIO, CA