DE69229201D1 - Zellulartelefon mit Sendeleistungssteuerung - Google Patents

Zellulartelefon mit Sendeleistungssteuerung

Info

Publication number
DE69229201D1
DE69229201D1 DE69229201T DE69229201T DE69229201D1 DE 69229201 D1 DE69229201 D1 DE 69229201D1 DE 69229201 T DE69229201 T DE 69229201T DE 69229201 T DE69229201 T DE 69229201T DE 69229201 D1 DE69229201 D1 DE 69229201D1
Authority
DE
Germany
Prior art keywords
power control
transmission power
cellular telephone
telephone
cellular
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
DE69229201T
Other languages
English (en)
Other versions
DE69229201T2 (de
Inventor
Andrew Menadue
Ian Ashworth
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.)
Nokia Mobile Phones UK Ltd
Original Assignee
Nokia Mobile Phones UK 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 Nokia Mobile Phones UK Ltd filed Critical Nokia Mobile Phones UK Ltd
Publication of DE69229201D1 publication Critical patent/DE69229201D1/de
Application granted granted Critical
Publication of DE69229201T2 publication Critical patent/DE69229201T2/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
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/36—TPC using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • H04W52/367—Power values between minimum and maximum limits, e.g. dynamic range
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0408—Circuits with power amplifiers
    • H04B2001/0416—Circuits with power amplifiers having gain or transmission power control
DE69229201T 1991-08-02 1992-06-15 Zellulartelefon mit Sendeleistungssteuerung Expired - Fee Related DE69229201T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9116724A GB2258370B (en) 1991-08-02 1991-08-02 Cellular telephone

Publications (2)

Publication Number Publication Date
DE69229201D1 true DE69229201D1 (de) 1999-06-24
DE69229201T2 DE69229201T2 (de) 1999-12-23

Family

ID=10699420

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69229201T Expired - Fee Related DE69229201T2 (de) 1991-08-02 1992-06-15 Zellulartelefon mit Sendeleistungssteuerung

Country Status (4)

Country Link
EP (1) EP0525962B1 (de)
JP (1) JP3075848B2 (de)
DE (1) DE69229201T2 (de)
GB (1) GB2258370B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3105718B2 (ja) * 1993-11-19 2000-11-06 日本電気株式会社 個別選択呼出受信機
GB2292046B (en) * 1994-07-26 1999-03-03 Nokia Mobile Phones Ltd Automatic NAM programmer
GB2298499B (en) * 1995-02-28 1999-09-15 Motorola Ltd Method and apparatus for limiting peak current levels in electronic equipment
JP2723100B2 (ja) * 1995-12-15 1998-03-09 日本電気株式会社 携帯情報端末装置及びその通信方式
JP3058269B2 (ja) 1998-04-08 2000-07-04 日本電気株式会社 携帯電話装置
US7876729B1 (en) 1998-07-20 2011-01-25 Qualcomm Incorporated Intersystem base station handover
GB2343331B (en) * 1998-10-27 2003-01-15 Roke Manor Research Improvements in or relating to mobile telecommunications systems
KR20020005686A (ko) * 1999-04-16 2002-01-17 러셀 비. 밀러 증폭기 성능을 선택적으로 제어하는 시스템 및 방법
US6374116B1 (en) * 1999-06-14 2002-04-16 Qualcomm Incorporated Adjusting maximum transmit power to maintain constant margin for adjacent channel power rejection
US6785830B1 (en) * 2000-07-21 2004-08-31 Sierra Wireless, Inc. PC radio card capable of operating at a nonstandard power output level by limiting the current being drawn from a power amplifier
FR2813487B1 (fr) * 2000-08-31 2002-11-29 Cit Alcatel Procede et dispositif de controle de l'amplification du signal emis par un terminal mobile permettant d'augmenter l'autonomie dudit terminal mobile
JP2002305475A (ja) * 2001-04-04 2002-10-18 Kyocera Corp 省電力状態移行方法、及び移動通信機
FR2824972B1 (fr) * 2001-05-17 2003-12-26 Sagem Selection de puissance d'emission dans un radiotelephone

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4636741A (en) * 1985-11-01 1987-01-13 Motorola, Inc. Multi-level power amplifying circuitry for portable radio transceivers
FR2614158B1 (fr) * 1987-04-16 1994-05-06 Setsys Radiotelephone notamment portable
JPH0654876B2 (ja) * 1987-11-27 1994-07-20 日本電気株式会社 高周波電力制御回路
GB8826918D0 (en) * 1988-11-17 1988-12-21 Motorola Inc Power amplifier for radio frequency signal
JPH02215238A (ja) * 1989-02-15 1990-08-28 Matsushita Electric Ind Co Ltd 移動無線装置
JP2769478B2 (ja) * 1989-04-10 1998-06-25 三菱電機株式会社 無線機
GB2233517B (en) * 1989-06-26 1994-04-06 Orbitel Mobile Communications Transmitter power control for radio telephone system
JP2746685B2 (ja) * 1989-09-06 1998-05-06 富士通株式会社 送信出力制御回路

Also Published As

Publication number Publication date
DE69229201T2 (de) 1999-12-23
EP0525962A3 (en) 1993-06-30
JP3075848B2 (ja) 2000-08-14
EP0525962A2 (de) 1993-02-03
JPH05227081A (ja) 1993-09-03
GB9116724D0 (en) 1991-09-18
GB2258370A (en) 1993-02-03
GB2258370B (en) 1995-09-06
EP0525962B1 (de) 1999-05-19

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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