DE69015281D1 - Funkfernsprechempfänger mit Verstärkungsregelung. - Google Patents

Funkfernsprechempfänger mit Verstärkungsregelung.

Info

Publication number
DE69015281D1
DE69015281D1 DE69015281T DE69015281T DE69015281D1 DE 69015281 D1 DE69015281 D1 DE 69015281D1 DE 69015281 T DE69015281 T DE 69015281T DE 69015281 T DE69015281 T DE 69015281T DE 69015281 D1 DE69015281 D1 DE 69015281D1
Authority
DE
Germany
Prior art keywords
gain control
radio telephone
telephone receiver
receiver
radio
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
DE69015281T
Other languages
English (en)
Other versions
DE69015281T2 (de
Inventor
Robert Owen Bristow
Andrew Philip Cheer
Keith Marshall
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.)
Ericsson OMC Ltd
Original Assignee
Orbitel Mobile Communications 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 Orbitel Mobile Communications Ltd filed Critical Orbitel Mobile Communications Ltd
Application granted granted Critical
Publication of DE69015281D1 publication Critical patent/DE69015281D1/de
Publication of DE69015281T2 publication Critical patent/DE69015281T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/52—TPC using AGC [Automatic Gain Control] circuits or amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3078—Circuits generating control signals for digitally modulated signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Circuits Of Receivers In General (AREA)
DE69015281T 1989-07-01 1990-06-15 Funkfernsprechempfänger mit Verstärkungsregelung. Expired - Fee Related DE69015281T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898915172A GB8915172D0 (en) 1989-07-01 1989-07-01 Receiver gain control for radio telephone system

Publications (2)

Publication Number Publication Date
DE69015281D1 true DE69015281D1 (de) 1995-02-02
DE69015281T2 DE69015281T2 (de) 1995-07-27

Family

ID=10659408

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69015281T Expired - Fee Related DE69015281T2 (de) 1989-07-01 1990-06-15 Funkfernsprechempfänger mit Verstärkungsregelung.

Country Status (6)

Country Link
US (1) US5251216A (de)
EP (1) EP0411756B1 (de)
JP (1) JPH0342925A (de)
AU (1) AU630206B2 (de)
DE (1) DE69015281T2 (de)
GB (2) GB8915172D0 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2250402B (en) * 1990-09-28 1995-06-21 Matsushita Electric Ind Co Ltd Power saving apparatus of a radiotelephone
FI87287C (fi) * 1991-01-15 1992-12-10 Nokia Mobile Phones Ltd Foerstaerkningsreglering av en agc-foerstaerkare i ett pao tidsmultiplexering baserat radiotelefonsystem
JP2730347B2 (ja) * 1991-10-09 1998-03-25 松下電器産業株式会社 受信機の自動利得制御方法
EP0569688A1 (de) * 1992-04-29 1993-11-18 Hagenuk Telecom GmbH Verfahren und Gerät zur Mehrwegeschwundkompensation in einem TDMA-Empfänger
EP0573108B1 (de) * 1992-06-03 2000-03-08 Koninklijke Philips Electronics N.V. System zur automatischen Kompensation der Kabeldämpfung
US5312991A (en) * 1992-06-09 1994-05-17 Mallinckrodt Specialty Chemicals Company Surfactant improvement for para-aminophenol process
US5408696A (en) * 1992-12-11 1995-04-18 Telefonaktiebolaget L M Ericsson Method and apparatus for correcting a radio signal strength information signal
FI96554C (fi) * 1993-02-05 1996-07-10 Nokia Mobile Phones Ltd Aikajakoinen solukkoradiopuhelinjärjestelmä ja radiopuhelin sitä varten
US5375123A (en) * 1993-02-05 1994-12-20 Telefonakitebolaget L. M. Ericsson Allocation of channels using interference estimation
US5548594A (en) * 1993-12-28 1996-08-20 Nec Corporation Compact AGC circuit with stable characteristics
GB2323987B (en) * 1994-01-29 1998-12-02 Motorola Ltd Dual mode remote radio
US5493712A (en) * 1994-03-23 1996-02-20 At&T Corp. Fast AGC for TDMA radio systems
SE9403337L (sv) * 1994-10-03 1995-11-27 Ericsson Telefon Ab L M Förfarande och anordning för att erhålla ett brett dynamiskt område hos en mottagare i ett digitalt radiotransmissionssystem
KR0184993B1 (ko) * 1995-01-31 1999-05-15 가네꼬 히사시 이동 무선 유닛 및 이를 자동적으로 이득 제어하는 방법
CA2175860C (en) * 1995-06-02 2001-03-27 Randall Wayne Rich Apparatus and method for optimizing the quality of a received signal in a radio receiver
US5524009A (en) * 1995-06-07 1996-06-04 Nokia Mobile Phones Ltd. Fast AGC setting using RSS (I) measurement procedure
RU2172071C2 (ru) * 1996-01-04 2001-08-10 Сименс Акциенгезелльшафт Способ и устройство для передачи данных в сотовой системе радиосвязи
US6563891B1 (en) * 1998-11-24 2003-05-13 Telefonaktiebolaget L M Ericsson (Publ) Automatic gain control for slotted mode operation
US20010048727A1 (en) * 2000-01-10 2001-12-06 Schmutz Thomas R. Method and apparatus for automatic gain control on a time slot by time slot basis
US6925072B1 (en) * 2000-08-03 2005-08-02 Ericsson Inc. System and method for transmitting control information between a control unit and at least one sub-unit
US7085255B2 (en) * 2000-10-19 2006-08-01 Interdigital Technology Corporation Selectively activated AGC signal measurement unit
FI111203B (fi) * 2001-03-05 2003-06-13 Nokia Corp Referenssiarvon määrittäminen vastaanottimen AGC-ohjausta varten yleisellä pakettiohjauskanavalla
US7068977B1 (en) * 2002-10-11 2006-06-27 Navini Networks, Inc. Method and system for interference assessment and reduction in a wireless communication system
DE10255606A1 (de) * 2002-11-28 2004-06-17 Infineon Technologies Ag Verstärkeranordnung, Empfänger mit der Verstärkeranordnung und Verfahren zum Betrieb eines programmierbaren Verstärkers
DE102011081245A1 (de) 2011-03-31 2012-10-04 Rohde & Schwarz Gmbh & Co. Kg Vorrichtung und Verfahren zum Fixieren eines Verstärkungs- bzw. Dämpfungsfaktors

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE338076B (de) * 1969-12-23 1971-08-30 Philips Svenska Ab
JPS5544225A (en) * 1978-09-25 1980-03-28 Nec Corp Time sharing gain adjustment circuit
US4581725A (en) * 1982-07-21 1986-04-08 Mobil Oil Corporation Method and system for gain selection
JPS60145713A (ja) * 1984-01-10 1985-08-01 Fujitsu Ltd 自動利得制御方式
US4577310A (en) * 1984-05-16 1986-03-18 Tie/Communications, Inc. Station interface for digital electronic telephone switching system having centralized digital audio processor
JPS615610A (ja) * 1984-06-19 1986-01-11 Mitsubishi Electric Corp 増幅装置
US4635103A (en) * 1984-12-03 1987-01-06 Rca Corporation Phase locked loop system incorporating automatic gain control
FR2576472B1 (fr) * 1985-01-22 1988-02-12 Alcatel Thomson Faisceaux Procede et dispositif de commande automatique de gain d'un recepteur en acces multiple a repartition temporelle
JPH01185008A (ja) * 1988-01-19 1989-07-24 Nec Corp 利得可変増幅器
EP0330501A3 (de) * 1988-02-25 1991-03-27 Mitsubishi Rayon Co., Ltd. Messanordnung mit automatischer Verstärkungsregelung
IE64560B1 (en) * 1988-11-30 1995-08-23 Motorola Inc Digital automatic gain control
US5042082A (en) * 1989-06-26 1991-08-20 Telefonaktiebolaget L. M. Ericsson Mobile assisted handoff
US4930126A (en) * 1989-06-05 1990-05-29 Motorola, Inc. Time division multiplex system suited for burst analog transmission
US5029162A (en) * 1990-03-06 1991-07-02 Confertech International Automatic gain control using root-mean-square circuitry in a digital domain conference bridge for a telephone network

Also Published As

Publication number Publication date
AU5806990A (en) 1991-01-03
GB2233846B (en) 1994-07-13
GB2233846A (en) 1991-01-16
GB9013399D0 (en) 1990-08-08
DE69015281T2 (de) 1995-07-27
JPH0342925A (ja) 1991-02-25
AU630206B2 (en) 1992-10-22
EP0411756A2 (de) 1991-02-06
EP0411756A3 (en) 1992-01-02
GB8915172D0 (en) 1989-08-23
EP0411756B1 (de) 1994-12-21
US5251216A (en) 1993-10-05

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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: ORBITEL MOBILE COMMUNICATIONS LTD., NEWBURY, BERKS

8328 Change in the person/name/address of the agent

Free format text: DERZEIT KEIN VERTRETER BESTELLT

8327 Change in the person/name/address of the patent owner

Owner name: ERICSSON OMC LTD., BURGESS HILL, WEST SUSSEX, GB

8328 Change in the person/name/address of the agent

Free format text: SPARING . ROEHL . HENSELER, 40237 DUESSELDORF

8339 Ceased/non-payment of the annual fee