CA2110018A1 - Radio-frequency output level compensating circuit of portable radio transceiver - Google Patents

Radio-frequency output level compensating circuit of portable radio transceiver

Info

Publication number
CA2110018A1
CA2110018A1 CA002110018A CA2110018A CA2110018A1 CA 2110018 A1 CA2110018 A1 CA 2110018A1 CA 002110018 A CA002110018 A CA 002110018A CA 2110018 A CA2110018 A CA 2110018A CA 2110018 A1 CA2110018 A1 CA 2110018A1
Authority
CA
Canada
Prior art keywords
voltage
transmitting
radio
output level
level
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.)
Abandoned
Application number
CA002110018A
Other languages
English (en)
French (fr)
Inventor
Dong-In Ha
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.)
Samsung Electronics Co Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2110018A1 publication Critical patent/CA2110018A1/en
Abandoned 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
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/3877—Arrangements for enabling portable transceivers to be used in a fixed position, e.g. cradles or boosters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
CA002110018A 1992-11-27 1993-11-25 Radio-frequency output level compensating circuit of portable radio transceiver Abandoned CA2110018A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019920022625A KR950007973B1 (ko) 1992-11-27 1992-11-27 휴대용 무선송수신기의 고주파 출력레벨 보상회로
KR22625/1992 1992-11-27

Publications (1)

Publication Number Publication Date
CA2110018A1 true CA2110018A1 (en) 1994-05-28

Family

ID=19344141

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002110018A Abandoned CA2110018A1 (en) 1992-11-27 1993-11-25 Radio-frequency output level compensating circuit of portable radio transceiver

Country Status (7)

Country Link
US (1) US5511234A (enExample)
KR (1) KR950007973B1 (enExample)
AU (1) AU673198B2 (enExample)
CA (1) CA2110018A1 (enExample)
ES (1) ES2080666B1 (enExample)
GB (1) GB2273632B (enExample)
IT (1) IT1265348B1 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06265430A (ja) * 1993-03-11 1994-09-22 Nissan Motor Co Ltd 筒内圧センサ
KR0123205B1 (ko) * 1994-12-30 1997-11-19 김주용 위성통신 송신기의 자동이득조절회로
US5701338A (en) * 1995-04-11 1997-12-23 Dnb Dataware Sciences, Inc. Technologies Call box with keyboard communication
US5862493A (en) * 1996-03-13 1999-01-19 Motorola, Inc. External power source to main battery power sources switch
US5898908A (en) * 1996-10-09 1999-04-27 Ericsson, Inc. RF gain enhancement for cellular telephone
US6230031B1 (en) 1997-03-31 2001-05-08 Oki Telecom, Inc. Power amplifying circuitry for wireless radio transceivers
JP3415431B2 (ja) * 1998-03-20 2003-06-09 株式会社東芝 無線送受信機とその受信高周波ユニット及び制御ユニット
FR2781928B1 (fr) * 1998-07-28 2000-12-08 Opsis Dispositif comprenant une puce semi-conductrice a substrat originel isolant et transparent
TW512595B (en) * 1999-03-04 2002-12-01 Benq Corp Signal transmission circuit for wireless cellular phone
US6701138B2 (en) 2001-06-11 2004-03-02 Rf Micro Devices, Inc. Power amplifier control
US6724252B2 (en) * 2002-02-21 2004-04-20 Rf Micro Devices, Inc. Switched gain amplifier circuit
FI20020990A7 (fi) * 2002-05-27 2003-11-28 Nokia Corp Menetelmä signaalin tehon säätämiseksi radiojärjestelmän lähettimessä ja radiojärjestelmän lähetin
US20040070454A1 (en) * 2002-10-15 2004-04-15 Triquint Semiconductor, Inc. Continuous bias circuit and method for an amplifier
US6701134B1 (en) 2002-11-05 2004-03-02 Rf Micro Devices, Inc. Increased dynamic range for power amplifiers used with polar modulation
US7177370B2 (en) * 2003-12-17 2007-02-13 Triquint Semiconductor, Inc. Method and architecture for dual-mode linear and saturated power amplifier operation
US7109791B1 (en) 2004-07-09 2006-09-19 Rf Micro Devices, Inc. Tailored collector voltage to minimize variation in AM to PM distortion in a power amplifier
US7336127B2 (en) * 2005-06-10 2008-02-26 Rf Micro Devices, Inc. Doherty amplifier configuration for a collector controlled power amplifier
US7330071B1 (en) 2005-10-19 2008-02-12 Rf Micro Devices, Inc. High efficiency radio frequency power amplifier having an extended dynamic range
JP4869036B2 (ja) * 2006-11-20 2012-02-01 京セラ株式会社 音声通話装置
CN114095052A (zh) * 2020-07-31 2022-02-25 中兴通讯股份有限公司 一种射频补偿控制方法、通信设备及存储介质

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4523155A (en) * 1983-05-04 1985-06-11 Motorola, Inc. Temperature compensated automatic output control circuitry for RF signal power amplifiers with wide dynamic range
JPS60223231A (ja) * 1984-04-19 1985-11-07 Nec Corp 無線通信機
US4636741A (en) * 1985-11-01 1987-01-13 Motorola, Inc. Multi-level power amplifying circuitry for portable radio transceivers
JPH01220919A (ja) * 1988-02-29 1989-09-04 Toshiba Corp 無線電話装置
US5203020A (en) * 1988-06-14 1993-04-13 Kabushiki Kaisha Toshiba Method and apparatus for reducing power consumption in a radio telecommunication apparatus
US4989260A (en) * 1989-05-17 1991-01-29 The Quaker Oats Company Transmitter with power reduction to compensate for varying radiated electric field strength when switching between batteries and AC power
US5036532A (en) * 1989-08-03 1991-07-30 Motorola, Inc. Portable telephone with power source/mode change during calls
JPH0775324B2 (ja) * 1989-08-18 1995-08-09 日本電気株式会社 携帯無線機
JPH04239251A (ja) * 1991-01-11 1992-08-27 Toshiba Corp 無線電話装置アダプタ

Also Published As

Publication number Publication date
GB2273632B (en) 1996-11-27
ES2080666A2 (es) 1996-02-01
US5511234A (en) 1996-04-23
KR940012887A (ko) 1994-06-24
ITMI932482A1 (it) 1995-05-23
ITMI932482A0 (it) 1993-11-23
ES2080666R (enExample) 1996-12-01
IT1265348B1 (it) 1996-11-22
KR950007973B1 (ko) 1995-07-21
AU673198B2 (en) 1996-10-31
ES2080666B1 (es) 1997-06-16
GB9324541D0 (en) 1994-01-19
GB2273632A (en) 1994-06-22
AU5024493A (en) 1994-06-09

Similar Documents

Publication Publication Date Title
CA2110018A1 (en) Radio-frequency output level compensating circuit of portable radio transceiver
US5530923A (en) Dual mode transmission system with switched linear amplifier
US5193219A (en) Vehicular power booster circuitry for multi-level portable transceiver
JP3247452B2 (ja) デュアルモード移動電話における送信機のスイッチオン方法
US5392463A (en) Power amplifier capable of saturation and linear amplification
US6233438B1 (en) Wide-range power control systems and methods for radio frequency transmitters and mobile radiotelephones
US6020787A (en) Method and apparatus for amplifying a signal
US5913153A (en) Mobile station without a transmission/reception duplexer
US5815821A (en) Method and a device for conserving power in a battery powered transceiver
JP2668633B2 (ja) 信号伸張をともなう微弱電力増幅器／トランスデューサドライバ
EP0165058A2 (en) Communication systems with portable units
KR960700585A (ko) 무선전화장치(radio telephone equipment)
US5832374A (en) Radio transceiver including transmitter power control circuit
US5535433A (en) Hands-free circuitry providing audio signal adjustment based on speaker volume value
EP0380361B1 (en) Transmitter circuit with gallium arsenide field effect transistor
CA1294081C (en) Loudspeaking telephone with a variable gain circuit
EP0405783A2 (en) Burst mode transmitter/receiver unit
JPH03101316A (ja) 無線周波増幅器における増幅度線形化方法およびそれに用いる結合装置
US5692057A (en) Wireless electronic power defeat techniques
JP3432262B2 (ja) 無線電話装置
US3783195A (en) Plant telephone communication system
JPH0335620A (ja) 送信電力制御回路
JP3444802B2 (ja) 無線通信機
JPH0117872Y2 (enExample)
EP1257054A3 (fr) Dispositif de régulation du contrôle de la puissance d'un émetteur

Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued