DE69325201D1 - CDMA-Funkübertragungsanordnung mit Pilotsignalübertragung zwischen Basisstation und Handgeräten zwecks Kanalverzerrungsausgleich - Google Patents

CDMA-Funkübertragungsanordnung mit Pilotsignalübertragung zwischen Basisstation und Handgeräten zwecks Kanalverzerrungsausgleich

Info

Publication number
DE69325201D1
DE69325201D1 DE69325201T DE69325201T DE69325201D1 DE 69325201 D1 DE69325201 D1 DE 69325201D1 DE 69325201 T DE69325201 T DE 69325201T DE 69325201 T DE69325201 T DE 69325201T DE 69325201 D1 DE69325201 D1 DE 69325201D1
Authority
DE
Germany
Prior art keywords
base station
pilot signal
distortion compensation
handheld devices
channel distortion
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
DE69325201T
Other languages
English (en)
Other versions
DE69325201T2 (de
Inventor
Terence Bayes
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research 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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Publication of DE69325201D1 publication Critical patent/DE69325201D1/de
Application granted granted Critical
Publication of DE69325201T2 publication Critical patent/DE69325201T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
    • H04B7/2637—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA] for logical channel control

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
DE1993625201 1992-04-10 1993-03-27 CDMA-Funkübertragungsanordnung mit Pilotsignalübertragung zwischen Basisstation und Handgeräten zwecks Kanalverzerrungsausgleich Expired - Fee Related DE69325201T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9208007A GB2268371B (en) 1992-04-10 1992-04-10 Radio communication systems

Publications (2)

Publication Number Publication Date
DE69325201D1 true DE69325201D1 (de) 1999-07-15
DE69325201T2 DE69325201T2 (de) 1999-11-04

Family

ID=10713887

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993625201 Expired - Fee Related DE69325201T2 (de) 1992-04-10 1993-03-27 CDMA-Funkübertragungsanordnung mit Pilotsignalübertragung zwischen Basisstation und Handgeräten zwecks Kanalverzerrungsausgleich

Country Status (5)

Country Link
EP (1) EP0564937B1 (de)
CA (1) CA2093566A1 (de)
DE (1) DE69325201T2 (de)
FI (1) FI931631A (de)
GB (1) GB2268371B (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI940692A (fi) * 1994-02-14 1995-08-15 Nokia Mobile Phones Ltd Menetelmä impulssivasteen huippukohtien etsimiseksi sekä vastaanotin
JP3302168B2 (ja) * 1994-04-05 2002-07-15 株式会社東芝 移動無線通信システム
GB2290010B (en) * 1994-05-28 1998-09-09 Roke Manor Research Ambiguity resolution in direct sequence spread spectrum modulation systems
FI96154C (fi) * 1994-05-30 1996-05-10 Nokia Telecommunications Oy Menetelmä tilaajapäätelaitteiden synkronisoimiseksi, tukiasema sekä tilaajapäätelaite
FI97583C (fi) * 1995-02-02 1997-01-10 Nokia Mobile Phones Ltd Tiedonsiirtomenetelmä, lähetin ja vastaanotin
EP1545026B8 (de) * 1995-02-23 2012-07-18 NTT DoCoMo, Inc. Verfahren zur Übertragung variabler Bitraten und dieses verwendende Sender und Empfänger
US6977967B1 (en) 1995-03-31 2005-12-20 Qualcomm Incorporated Method and apparatus for performing fast power control in a mobile communication system
TW347616B (en) 1995-03-31 1998-12-11 Qualcomm Inc Method and apparatus for performing fast power control in a mobile communication system a method and apparatus for controlling transmission power in a mobile communication system is disclosed.
FI98108C (fi) * 1995-05-17 1997-04-10 Nokia Mobile Phones Ltd Menetelmä yhteyden laadun arvioimiseksi ja vastaanotin
US5692006A (en) * 1995-07-31 1997-11-25 Qualcomm Incorporated Adaptive despreader
JP3078216B2 (ja) * 1995-12-13 2000-08-21 株式会社エヌ・ティ・ティ・ドコモ 基地局選択方法
FI103444B (fi) * 1996-06-19 1999-06-30 Nokia Telecommunications Oy Pilottisignaalin lähettämismenetelmä ja solukkoradiojärjestelmä
US5828662A (en) * 1996-06-19 1998-10-27 Northern Telecom Limited Medium access control scheme for data transmission on code division multiple access (CDMA) wireless systems
US5893035A (en) * 1996-09-16 1999-04-06 Qualcomm Incorporated Centralized forward link power control
US5991284A (en) 1997-02-13 1999-11-23 Qualcomm Inc. Subchannel control loop
US6097972A (en) * 1997-08-29 2000-08-01 Qualcomm Incorporated Method and apparatus for processing power control signals in CDMA mobile telephone system
KR100239177B1 (ko) * 1997-08-30 2000-01-15 윤종용 씨디엠에이 이동통신시스템에서 파일럿 신호를 이용한 스마트안테나 수신장치 및 방법
US6067324A (en) * 1998-06-30 2000-05-23 Motorola, Inc. Method and system for transmitting and demodulating a communications signal using an adaptive antenna array in a wireless communication system
DE19934669A1 (de) * 1999-07-23 2001-03-15 Bosch Gmbh Robert Verfahren zur Übertragung von Funksignalen über Funkkanäle und Sende-/Empfangsstation zur Übertragung von Funksignalen
DE19942768B4 (de) * 1999-08-30 2019-08-14 Ipcom Gmbh & Co. Kg Verfahren zur Übertragung von Signalisierungsinformationen, Sendestation, Mobilstation und Nachrichtenelemente
DE19950021A1 (de) * 1999-10-09 2001-11-08 Bosch Gmbh Robert Datenübertragungsverfahren
JP5085833B2 (ja) 2000-10-13 2012-11-28 アイピーコム ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディートゲゼルシャフト データ伝送方法
US8199696B2 (en) 2001-03-29 2012-06-12 Qualcomm Incorporated Method and apparatus for power control in a wireless communication system
GB2443239A (en) * 2006-10-24 2008-04-30 Stream Technology Ltd M Telecommunication system with simplified receiver

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4298983A (en) * 1978-10-27 1981-11-03 Kokusai Denshin Denwa Kabushiki Kaisha Automatic equalization system in FM communication circuit
US4912773A (en) * 1982-09-21 1990-03-27 General Electric Company Communications system utilizing a pilot signal and a modulated signal
GB2128456A (en) * 1982-10-01 1984-04-26 Standard Telephones Cables Ltd Improvements in or relating to data transmission and receiving systems
US4539684A (en) * 1983-01-07 1985-09-03 Motorola, Inc. Automatic frame synchronization recovery utilizing a sequential decoder
US4852090A (en) * 1987-02-02 1989-07-25 Motorola, Inc. TDMA communications system with adaptive equalization
US4815105A (en) * 1987-04-07 1989-03-21 Paradyne Corporation Selective signalling encoder/decoder for multipoint data communication networks
DE3908942C2 (de) * 1989-03-18 1997-01-09 Daimler Benz Aerospace Ag Verfahren zur Bestimmung der Kanalstoßantwort eines Übertragungskanals
US4969162A (en) * 1989-05-09 1990-11-06 Telerate Systems Incorporated Polled data network auto-equalizer system and method
EP0411463A1 (de) * 1989-08-03 1991-02-06 Siemens Aktiengesellschaft Digitales Übertragungssystem
GB9003660D0 (en) * 1990-02-17 1990-04-11 Plessey Telecomm Telecommunications apparatus
US5103459B1 (en) * 1990-06-25 1999-07-06 Qualcomm Inc System and method for generating signal waveforms in a cdma cellular telephone system

Also Published As

Publication number Publication date
GB2268371B (en) 1995-09-20
CA2093566A1 (en) 1993-10-11
GB2268371A (en) 1994-01-05
EP0564937B1 (de) 1999-06-09
FI931631A0 (fi) 1993-04-08
GB9208007D0 (en) 1992-05-27
DE69325201T2 (de) 1999-11-04
EP0564937A1 (de) 1993-10-13
FI931631A (fi) 1993-10-11

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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