FI901209A0 - Foerfarande foer foerbaettrande av precision i effektreglering i en radiotelefon. - Google Patents

Foerfarande foer foerbaettrande av precision i effektreglering i en radiotelefon.

Info

Publication number
FI901209A0
FI901209A0 FI901209A FI901209A FI901209A0 FI 901209 A0 FI901209 A0 FI 901209A0 FI 901209 A FI901209 A FI 901209A FI 901209 A FI901209 A FI 901209A FI 901209 A0 FI901209 A0 FI 901209A0
Authority
FI
Finland
Prior art keywords
power
voltage
power levels
amplifier
low
Prior art date
Application number
FI901209A
Other languages
English (en)
Other versions
FI85202B (fi
FI901209A (fi
FI85202C (fi
Inventor
Pekka Lonka
Original Assignee
Nokia Mobile Phones 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 Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI901209A priority Critical patent/FI85202C/fi
Publication of FI901209A0 publication Critical patent/FI901209A0/fi
Priority to AT91301968T priority patent/ATE133521T1/de
Priority to EP91301968A priority patent/EP0446073B1/en
Priority to DE69116581T priority patent/DE69116581T2/de
Publication of FI901209A publication Critical patent/FI901209A/fi
Publication of FI85202B publication Critical patent/FI85202B/fi
Application granted granted Critical
Publication of FI85202C publication Critical patent/FI85202C/fi

Links

Classifications

    • 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
    • H03G3/3036—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
    • 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
    • H03G3/3036—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
    • H03G3/3047—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers for intermittent signals, e.g. burst signals

Landscapes

  • Transmitters (AREA)
  • Amplifiers (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
  • Control Of Amplification And Gain Control (AREA)
FI901209A 1990-03-09 1990-03-09 Foerfarande foer foerbaettrande av precision i effektreglering i en radiotelefon. FI85202C (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI901209A FI85202C (fi) 1990-03-09 1990-03-09 Foerfarande foer foerbaettrande av precision i effektreglering i en radiotelefon.
AT91301968T ATE133521T1 (de) 1990-03-09 1991-03-08 Verfahren zur genauigkeitsverbesserung von leistungsregelung in einem funktelefon
EP91301968A EP0446073B1 (en) 1990-03-09 1991-03-08 A method for improving the precision of power regulation in a radio telephone
DE69116581T DE69116581T2 (de) 1990-03-09 1991-03-08 Verfahren zur Genauigkeitsverbesserung von Leistungsregelung in einem Funktelefon

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI901209 1990-03-09
FI901209A FI85202C (fi) 1990-03-09 1990-03-09 Foerfarande foer foerbaettrande av precision i effektreglering i en radiotelefon.

Publications (4)

Publication Number Publication Date
FI901209A0 true FI901209A0 (fi) 1990-03-09
FI901209A FI901209A (fi) 1991-09-10
FI85202B FI85202B (fi) 1991-11-29
FI85202C FI85202C (fi) 1992-03-10

Family

ID=8530041

Family Applications (1)

Application Number Title Priority Date Filing Date
FI901209A FI85202C (fi) 1990-03-09 1990-03-09 Foerfarande foer foerbaettrande av precision i effektreglering i en radiotelefon.

Country Status (4)

Country Link
EP (1) EP0446073B1 (fi)
AT (1) ATE133521T1 (fi)
DE (1) DE69116581T2 (fi)
FI (1) FI85202C (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2776071B2 (ja) * 1991-07-19 1998-07-16 松下電器産業株式会社 送信出力包絡線検波回路および線形送信回路
JPH0563627A (ja) * 1991-08-30 1993-03-12 Nec Corp 電力制御回路
US5204637A (en) * 1992-04-17 1993-04-20 Hughes Aircraft Company Power detection technique for automatic amplifier power control
CA2097729C (en) * 1992-06-05 1998-10-20 Hiroyuki Inokuchi Power control device wherein a bias voltage in level detection is given a constant difference from a detected voltage
GB9316869D0 (en) * 1993-08-13 1993-09-29 Philips Electronics Uk Ltd Transmitter and power amplifier therefor
US8710899B2 (en) 2008-09-17 2014-04-29 Lockheed Martin Corporation Stepped delay control of integrated switches

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114108A (en) * 1977-05-19 1978-09-12 General Electric Company Overdrive protection circuit
US4602218A (en) * 1985-04-30 1986-07-22 Motorola, Inc. Automatic output control circuitry for RF power amplifiers with wide dynamic range
JP2667388B2 (ja) * 1986-02-28 1997-10-27 株式会社東芝 自動電力制御装置
JPH01314431A (ja) * 1988-06-15 1989-12-19 Mitsubishi Electric Corp 送信電力制御回路

Also Published As

Publication number Publication date
FI85202B (fi) 1991-11-29
DE69116581D1 (de) 1996-03-07
FI901209A (fi) 1991-09-10
EP0446073A1 (en) 1991-09-11
FI85202C (fi) 1992-03-10
DE69116581T2 (de) 1996-07-04
EP0446073B1 (en) 1996-01-24
ATE133521T1 (de) 1996-02-15

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: NOKIA MATKAPUHELIMET OY