DE69219048D1 - Empfang eines digitalen TDMA-Datensignals mit Kompensation von Kanaländerungen - Google Patents

Empfang eines digitalen TDMA-Datensignals mit Kompensation von Kanaländerungen

Info

Publication number
DE69219048D1
DE69219048D1 DE69219048T DE69219048T DE69219048D1 DE 69219048 D1 DE69219048 D1 DE 69219048D1 DE 69219048 T DE69219048 T DE 69219048T DE 69219048 T DE69219048 T DE 69219048T DE 69219048 D1 DE69219048 D1 DE 69219048D1
Authority
DE
Germany
Prior art keywords
compensation
receiving
data signal
channel changes
tdma data
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
DE69219048T
Other languages
English (en)
Other versions
DE69219048T2 (de
Inventor
Kazuhiro C O Nec Corpo Okanoue
Yukitsuna C O Nec Corpo Furuya
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of DE69219048D1 publication Critical patent/DE69219048D1/de
Application granted granted Critical
Publication of DE69219048T2 publication Critical patent/DE69219048T2/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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals
DE69219048T 1991-10-01 1992-09-07 Empfang eines digitalen TDMA-Datensignals mit Kompensation von Kanaländerungen Expired - Fee Related DE69219048T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3253261A JP2748743B2 (ja) 1991-10-01 1991-10-01 データ受信方式

Publications (2)

Publication Number Publication Date
DE69219048D1 true DE69219048D1 (de) 1997-05-22
DE69219048T2 DE69219048T2 (de) 1997-07-24

Family

ID=17248819

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69219048T Expired - Fee Related DE69219048T2 (de) 1991-10-01 1992-09-07 Empfang eines digitalen TDMA-Datensignals mit Kompensation von Kanaländerungen

Country Status (5)

Country Link
US (1) US5303226A (de)
EP (1) EP0535403B1 (de)
JP (1) JP2748743B2 (de)
CA (1) CA2077104C (de)
DE (1) DE69219048T2 (de)

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US5583886A (en) * 1992-12-03 1996-12-10 Motorola, Inc. Method for determining a plurality of channel responses and modifying a received signal therewith
FR2700086B1 (fr) * 1992-12-30 1995-04-28 Alcatel Radiotelephone Procédé de transmission d'informations à débit élevé par allocation multiple de blocs, procédé de réception associé et dispositif de réception pour sa mise en Óoeuvre.
US5414734A (en) * 1993-01-06 1995-05-09 Glenayre Electronics, Inc. Compensation for multi-path interference using pilot symbols
FI108975B (fi) * 1993-03-09 2002-04-30 Nokia Corp Opetusjakso digitaalisessa solukkopuhelinjärjestelmässä
DE4311604C1 (de) * 1993-04-08 1994-07-28 Ant Nachrichtentech Zuverlässigkeitsgesteuerte Datendetektion in Empfängern für TDMA-Mobilfunksysteme
US5502713A (en) * 1993-12-07 1996-03-26 Telefonaktiebolaget Lm Ericsson Soft error concealment in a TDMA radio system
US5553074A (en) * 1994-03-04 1996-09-03 Trustees Of Columbia University In The City Of New York Transmission format in packet based communications
US5917853A (en) * 1994-06-30 1999-06-29 Academy Of Applied Science Method of and apparatus for training high speed digital telephonic modems to obviate imperfections in the telephone channel, while simultaneously allowing conversation
FI102797B1 (fi) * 1994-10-07 1999-02-15 Nokia Telecommunications Oy Signaalin ilmaisumenetelmä TDMA-matkaviestinjärjestelmän vastaanottimessa sekä menetelmän toteuttava vastaanotin
SE503522C2 (sv) * 1994-10-31 1996-07-01 Ericsson Telefon Ab L M Förfarande och anordning för kanalestimering
US5742640A (en) * 1995-03-07 1998-04-21 Diva Communications, Inc. Method and apparatus to improve PSTN access to wireless subscribers using a low bit rate system
FI101256B1 (fi) * 1995-10-03 1998-05-15 Nokia Mobile Phones Ltd Menetelmä vastaanotetun signaalin ajoituksen mittaamiseksi tiedonsiirtojärjestelmässä ja menetelmän toteuttava matkaviestin
FI962140A (fi) * 1996-05-21 1997-11-22 Nokia Telecommunications Oy Menetelmä impulssivasteen estimoimiseksi sekä vastaanotin
FR2751811B1 (fr) * 1996-07-24 1998-10-09 Matra Communication Procede de demodulation numerique
FR2751815B1 (fr) * 1996-07-24 1998-10-02 Matra Communication Procede de demodulation numerique d'un segment de signal
GB2321832B (en) * 1997-01-30 1999-01-06 Motorola Israel Ltd Method to train a radio
US6243428B1 (en) * 1997-06-11 2001-06-05 Ericsson Inc. Method and apparatus for band-adaptive demodulation
IT1293447B1 (it) * 1997-07-14 1999-03-01 Cselt Centro Studi Lab Telecom Procedimento e sistema per la ricezione di segnali digitali
DE19747457C2 (de) * 1997-10-27 2000-04-06 Siemens Ag Verfahren und Anordnung zur Übertragung von Daten über eine Funkschnittstelle in einem Funk-Kommunikationssystem
DE19747369A1 (de) 1997-10-27 1999-05-06 Siemens Ag Übertragungskanalschätzung in Telekommunikationssystemen mit drahtloser Telekommunikation
GB9810686D0 (en) * 1998-05-19 1998-07-15 King S College London Dual direction estimator
US6263030B1 (en) 1998-07-01 2001-07-17 Ericsson Inc. Equalizer with channel tracker switching
JP3029031B2 (ja) * 1998-09-03 2000-04-04 日本電気株式会社 内挿同期検波方法と無線通信システム
JP3680592B2 (ja) * 1998-10-30 2005-08-10 株式会社日立製作所 通信装置
EP1075158B1 (de) * 1999-07-13 2005-10-19 Texas Instruments Incorporated Drahtloses Kommunikationssystem
US7372825B1 (en) 1999-07-13 2008-05-13 Texas Instruments Incorporated Wireless communications system with cycling of unique cell bit sequences in station communications
EP1100211A1 (de) 1999-11-09 2001-05-16 Lucent Technologies Inc. Filter für ein Telekommunikationssystem
US6717985B1 (en) 2000-03-08 2004-04-06 Telefonaktiebolaget Lm Ericsson (Publ) Technique for efficiently equalizing a transmission channel in a data transmission system
US6870858B1 (en) * 2000-05-12 2005-03-22 Nokia Corporation Training sequence based signalling for enhanced general packet radio service (EGPRS)
US20020172166A1 (en) * 2001-03-22 2002-11-21 Huseyin Arslan Communications system and method for measuring short-term and long-term channel characteristics
US7862571B2 (en) * 2003-07-25 2011-01-04 Microline Surgical, Inc. Occlusion clip and method of applying same
TWI252647B (en) * 2004-09-03 2006-04-01 Benq Corp Method for channel estimation
WO2008010284A1 (fr) * 2006-07-20 2008-01-24 Fujitsu Limited Démodulateur mimo et procédé
IL203785A (en) 2007-09-12 2014-07-31 Qualcomm Inc Devices to increase capacitance and methods for wireless communication
US8781037B2 (en) * 2012-06-27 2014-07-15 Intel Mobile Communications GmbH Method and a processing unit for processing a data signal
RU2565014C2 (ru) * 2013-11-19 2015-10-10 Открытое акционерное общество "Камчатский гидрофизический институт" (ОАО "КГФИ") Способ декодирования сигналов связи

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4852090A (en) * 1987-02-02 1989-07-25 Motorola, Inc. TDMA communications system with adaptive equalization
US5127051A (en) * 1988-06-13 1992-06-30 Itt Corporation Adaptive modem for varying communication channel
US5047859A (en) * 1990-10-09 1991-09-10 North American Philips Corporation Method and apparatus for communication channel identification and signal restoration

Also Published As

Publication number Publication date
CA2077104A1 (en) 1993-04-02
EP0535403B1 (de) 1997-04-16
DE69219048T2 (de) 1997-07-24
CA2077104C (en) 1998-08-18
US5303226A (en) 1994-04-12
EP0535403A1 (de) 1993-04-07
JP2748743B2 (ja) 1998-05-13
JPH0595378A (ja) 1993-04-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee