DE60030932D1 - Suche des optimalen Abtastzeitpunktes in einem TDMA Paketübertragungssystem - Google Patents

Suche des optimalen Abtastzeitpunktes in einem TDMA Paketübertragungssystem

Info

Publication number
DE60030932D1
DE60030932D1 DE60030932T DE60030932T DE60030932D1 DE 60030932 D1 DE60030932 D1 DE 60030932D1 DE 60030932 T DE60030932 T DE 60030932T DE 60030932 T DE60030932 T DE 60030932T DE 60030932 D1 DE60030932 D1 DE 60030932D1
Authority
DE
Germany
Prior art keywords
search
transmission system
packet transmission
sampling time
optimal sampling
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 - Fee Related
Application number
DE60030932T
Other languages
English (en)
Other versions
DE60030932T2 (de
Inventor
Delphine Legrand
Americo Brajal
Antoine Chouly
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE60030932D1 publication Critical patent/DE60030932D1/de
Application granted granted Critical
Publication of DE60030932T2 publication Critical patent/DE60030932T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0054—Detection of the synchronisation error by features other than the received signal transition
    • H04L7/007—Detection of the synchronisation error by features other than the received signal transition detection of error based on maximum signal power, e.g. peak value, maximizing autocorrelation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0016—Arrangements for synchronising receiver with transmitter correction of synchronization errors
    • H04L7/002—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation
    • H04L7/0029—Arrangements for synchronising receiver with transmitter correction of synchronization errors correction by interpolation interpolation of received data signal
    • 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
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
    • H04L7/0334—Processing of samples having at least three levels, e.g. soft decisions
    • H04L7/0335—Gardner detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Time-Division Multiplex Systems (AREA)
DE60030932T 1999-10-20 2000-10-11 Suche des optimalen Abtastzeitpunktes in einem TDMA Paketübertragungssystem Expired - Fee Related DE60030932T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9913088 1999-10-20
FR9913088 1999-10-20

Publications (2)

Publication Number Publication Date
DE60030932D1 true DE60030932D1 (de) 2006-11-09
DE60030932T2 DE60030932T2 (de) 2007-06-21

Family

ID=9551137

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60030932T Expired - Fee Related DE60030932T2 (de) 1999-10-20 2000-10-11 Suche des optimalen Abtastzeitpunktes in einem TDMA Paketübertragungssystem

Country Status (5)

Country Link
US (1) US6674822B1 (de)
EP (1) EP1094631B1 (de)
JP (1) JP2001168929A (de)
KR (1) KR20010051045A (de)
DE (1) DE60030932T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6917657B2 (en) * 2001-03-20 2005-07-12 Cyntrust Communications, Inc. Reduced MIPS pulse shaping filter
US7110732B2 (en) * 2001-04-09 2006-09-19 Texas Instruments Incorporated Subsampling RF receiver architecture
KR100913862B1 (ko) * 2001-05-01 2009-08-26 마츠시타 커뮤니케이션 인더스트리얼 코포레이션 오브 유에스에이 언더 샘플링에 의한 주파수 변환
US7477707B2 (en) * 2003-07-10 2009-01-13 Honeywell International Inc. Computationally efficient demodulation for differential phase shift keying
JP2009010754A (ja) * 2007-06-28 2009-01-15 Naoki Suehiro 並列サンプリング装置、並列サンプリング方法、受信装置及び受信方法
US8831063B2 (en) * 2008-03-18 2014-09-09 Qualcomm Incorporated Single carrier burst structure for decision feedback equalization and tracking
GB0806064D0 (en) * 2008-04-03 2008-05-14 Icera Inc Equalisation processing
CN101615996B (zh) * 2009-08-10 2012-08-08 华为终端有限公司 下采样方法和下采样装置
DE102014108541B4 (de) * 2014-06-17 2017-11-02 Lenze Automation Gmbh Antriebssystem mit einer erhöhten Genauigkeit bei der Sollwertsignal-Übertragung (Verfahren und System)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476935A1 (fr) * 1980-02-27 1981-08-28 Labo Electronique Physique Procede de reglage de la phase de l'horloge d'un systeme de reception de donnees numeriques, circuit de recuperation de phase pour la mise en oeuvre de ce procede, et systeme de reception de donnees numeriques comprenant ce circuit.
SE465005B (sv) * 1989-11-15 1991-07-08 Ericsson Telefon Ab L M Foerfarande att bestaemma samplingstidpunkt
GB9114246D0 (en) * 1991-07-02 1991-08-21 British Telecomm Clock recovery
US5648991A (en) * 1994-02-16 1997-07-15 Kabushiki Kaisha Toshiba Sampling phase synchronizing apparatus and bidirectional maximum likelihood sequence estimation scheme therefore
US5671257A (en) * 1995-06-06 1997-09-23 Sicom, Inc. Symbol timing recovery based on complex sample magnitude
JP3225405B2 (ja) * 1995-08-23 2001-11-05 ノーテル・ネットワークス・リミテッド セルラ通信システムにおけるタイミング回復およびフレーム同期
US6359878B1 (en) * 1998-07-20 2002-03-19 Wirless Facilities, Inc. Non-data-aided maximum likelihood based feedforward timing synchronization method
JP3109588B2 (ja) * 1998-03-12 2000-11-20 日本電気株式会社 オーバーサンプリング型クロックリカバリ回路
US6430235B1 (en) * 1998-11-05 2002-08-06 Wireless Facilities, Inc. Non-data-aided feedforward timing synchronization method

Also Published As

Publication number Publication date
JP2001168929A (ja) 2001-06-22
EP1094631A1 (de) 2001-04-25
DE60030932T2 (de) 2007-06-21
EP1094631B1 (de) 2006-09-27
US6674822B1 (en) 2004-01-06
KR20010051045A (ko) 2001-06-25

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee