JP2006522570A - 低シャットダウン電流を有する切替自在な増幅回路 - Google Patents

低シャットダウン電流を有する切替自在な増幅回路 Download PDF

Info

Publication number
JP2006522570A
JP2006522570A JP2006509575A JP2006509575A JP2006522570A JP 2006522570 A JP2006522570 A JP 2006522570A JP 2006509575 A JP2006509575 A JP 2006509575A JP 2006509575 A JP2006509575 A JP 2006509575A JP 2006522570 A JP2006522570 A JP 2006522570A
Authority
JP
Japan
Prior art keywords
current
transistor
output
current source
input
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.)
Pending
Application number
JP2006509575A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006522570A5 (enExample
Inventor
ジョン エー． デファルコ
ミハイル エス． シロコフ
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.)
Individual
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 JP2006522570A publication Critical patent/JP2006522570A/ja
Publication of JP2006522570A5 publication Critical patent/JP2006522570A5/ja
Pending legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
JP2006509575A 2003-04-03 2004-04-02 低シャットダウン電流を有する切替自在な増幅回路 Pending JP2006522570A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/406,334 US6803821B1 (en) 2003-04-03 2003-04-03 Switchable amplifier circuit having reduced shutdown current
PCT/US2004/010013 WO2004091095A1 (en) 2003-04-03 2004-04-02 Switchable amplifier circuit having reduced shutdown current

Publications (2)

Publication Number Publication Date
JP2006522570A true JP2006522570A (ja) 2006-09-28
JP2006522570A5 JP2006522570A5 (enExample) 2007-04-19

Family

ID=33097300

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006509575A Pending JP2006522570A (ja) 2003-04-03 2004-04-02 低シャットダウン電流を有する切替自在な増幅回路

Country Status (7)

Country Link
US (1) US6803821B1 (enExample)
JP (1) JP2006522570A (enExample)
KR (1) KR20060016079A (enExample)
CN (1) CN100472953C (enExample)
DE (1) DE112004000525T5 (enExample)
TW (1) TWI341080B (enExample)
WO (1) WO2004091095A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004171625A (ja) * 2002-11-18 2004-06-17 Renesas Technology Corp 不揮発性記憶装置
US6922107B1 (en) * 2002-12-23 2005-07-26 Dynalinear Technologies, Inc. Dual (constant voltage/constant current) bias supply for linear power amplifiers
US7026876B1 (en) 2003-02-21 2006-04-11 Dynalinear Technologies, Inc. High linearity smart HBT power amplifiers for CDMA/WCDMA application
US7057461B1 (en) 2003-03-19 2006-06-06 Dynalinear Technologies, Inc. Heterostructure bipolar transistor power amplifier module with dynamic voltage supply for improved efficiency
US10447208B2 (en) * 2017-12-15 2019-10-15 Raytheon Company Amplifier having a switchable current bias circuit

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61147606A (ja) * 1984-12-21 1986-07-05 Toshiba Corp Ｒｆ増幅回路
JPS631107A (ja) * 1986-06-19 1988-01-06 Nec Corp 演算増幅器
JPH0250519A (ja) * 1988-05-26 1990-02-20 Sgs Thomson Microelettronica Spa 遅延されたスイッチオフを有する低電圧制御された予備電子回路
JPH02206208A (ja) * 1989-02-03 1990-08-16 Mitsubishi Electric Corp 電流制御回路
JPH02218207A (ja) * 1989-02-20 1990-08-30 Fuji Photo Film Co Ltd 利得制御回路
JPH1123454A (ja) * 1997-06-30 1999-01-29 Shimadzu Corp 原子吸光光度計
JP2002217762A (ja) * 2001-01-12 2002-08-02 Hitachi Ltd 信号処理用半導体集積回路および無線通信システム
JP2002246855A (ja) * 2001-02-21 2002-08-30 Rf Chips Technology Inc ローノイズアンプ回路

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4122401A (en) * 1977-07-14 1978-10-24 National Semiconductor Corporation High efficiency power amplifier circuit
US5099203A (en) * 1990-06-05 1992-03-24 Continental Electronics Corporation Power amplifier having multiple switched stages and method of operating same
JP3103712B2 (ja) * 1994-03-14 2000-10-30 松下電子工業株式会社 電力増幅器及び増幅方法
US5517143A (en) * 1994-11-29 1996-05-14 Linear Technology Corporation Current mirror circuits and methods with guaranteed off state and amplifier circuits using same
US6281730B1 (en) * 1999-05-13 2001-08-28 National Semiconductor Corporation Controlled slew rate driver
US6191656B1 (en) * 1999-07-23 2001-02-20 Rf Micro Devices, Inc. High efficiency, unilateral dual stage RF amplifier

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61147606A (ja) * 1984-12-21 1986-07-05 Toshiba Corp Ｒｆ増幅回路
JPS631107A (ja) * 1986-06-19 1988-01-06 Nec Corp 演算増幅器
JPH0250519A (ja) * 1988-05-26 1990-02-20 Sgs Thomson Microelettronica Spa 遅延されたスイッチオフを有する低電圧制御された予備電子回路
JPH02206208A (ja) * 1989-02-03 1990-08-16 Mitsubishi Electric Corp 電流制御回路
JPH02218207A (ja) * 1989-02-20 1990-08-30 Fuji Photo Film Co Ltd 利得制御回路
JPH1123454A (ja) * 1997-06-30 1999-01-29 Shimadzu Corp 原子吸光光度計
JP2002217762A (ja) * 2001-01-12 2002-08-02 Hitachi Ltd 信号処理用半導体集積回路および無線通信システム
JP2002246855A (ja) * 2001-02-21 2002-08-30 Rf Chips Technology Inc ローノイズアンプ回路

Also Published As

Publication number Publication date
DE112004000525T5 (de) 2006-02-23
TWI341080B (en) 2011-04-21
CN100472953C (zh) 2009-03-25
US20040196103A1 (en) 2004-10-07
CN1768473A (zh) 2006-05-03
KR20060016079A (ko) 2006-02-21
TW200428758A (en) 2004-12-16
WO2004091095A1 (en) 2004-10-21
US6803821B1 (en) 2004-10-12

Similar Documents

Publication Publication Date Title
CN100555844C (zh) 射频放大器电路及其操作方法
JP2005512376A (ja) 電流ミラー回路を使用するバイアス補償を有する増幅器
US6486739B1 (en) Amplifier with self-bias boosting using an enhanced wilson current mirror biasing scheme
US4236120A (en) High speed, high efficiency amplifier circuit
US4063185A (en) Direct coupling type power amplifier circuit
JP2006522570A (ja) 低シャットダウン電流を有する切替自在な増幅回路
US20030042982A1 (en) Operational amplifier
JP2004040500A (ja) 高周波増幅器
JPH02288607A (ja) 演算増幅器用出力段
US7012469B2 (en) Integrated circuit device having high efficiency at the time of low power output
CA1236889A (en) Amplifier arrangement
JPH0580164B2 (enExample)
US10965264B2 (en) Bias circuit for supplying a bias current to an RF power amplifier
KR980006805A (ko) 증폭회로
US20080129380A1 (en) Constant Current Darlington Circuits for High Power
JP4549274B2 (ja) ドライバー出力回路
EP1638205A1 (en) Driver circuit
JP3338334B2 (ja) 増幅回路
JP2834929B2 (ja) 増幅回路
JP2005341014A (ja) 高周波増幅器
JP2024025498A (ja) バイアス回路及び電力増幅回路
JP3469639B2 (ja) 増幅回路
JPH11177401A (ja) スイッチ回路
JP2003258576A (ja) 高周波電力増幅器およびそれを用いた電子装置
JPH0786895A (ja) 出力回路

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070227

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070227

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090714

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20091009

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100323

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100621

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20110125

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20110719