NO311473B1 - Fremgangsmåte og anordning for å styre driften av en höyfrekvens-effektforsterker - Google Patents
Fremgangsmåte og anordning for å styre driften av en höyfrekvens-effektforsterker Download PDFInfo
- Publication number
- NO311473B1 NO311473B1 NO19951769A NO951769A NO311473B1 NO 311473 B1 NO311473 B1 NO 311473B1 NO 19951769 A NO19951769 A NO 19951769A NO 951769 A NO951769 A NO 951769A NO 311473 B1 NO311473 B1 NO 311473B1
- Authority
- NO
- Norway
- Prior art keywords
- frequency power
- power amplifier
- amplifier
- input side
- feedback line
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 17
- 230000003321 amplification Effects 0.000 claims description 14
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 14
- 230000003313 weakening effect Effects 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 description 7
- 230000035945 sensitivity Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
-
- 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
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
- H03F2203/7239—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by putting into parallel or not, by choosing between amplifiers and shunting lines by one or more switch(es)
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
- Transmitters (AREA)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI933886A FI97177C (fi) | 1993-09-06 | 1993-09-06 | Menetelmä ja järjestely suurtaajuustehovahvistimen toiminnan ohjaamiseen |
| PCT/FI1994/000393 WO1995007573A1 (en) | 1993-09-06 | 1994-09-05 | Method and arrangement for controlling the operation of a high-frequency power amplifier |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO951769D0 NO951769D0 (no) | 1995-05-05 |
| NO951769L NO951769L (no) | 1995-06-30 |
| NO311473B1 true NO311473B1 (no) | 2001-11-26 |
Family
ID=8538535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO19951769A NO311473B1 (no) | 1993-09-06 | 1995-05-05 | Fremgangsmåte og anordning for å styre driften av en höyfrekvens-effektforsterker |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5585762A (zh) |
| EP (1) | EP0667994B1 (zh) |
| JP (1) | JP3297439B2 (zh) |
| CN (1) | CN1062395C (zh) |
| AT (1) | ATE164478T1 (zh) |
| AU (1) | AU680682B2 (zh) |
| DE (1) | DE69409221T2 (zh) |
| FI (1) | FI97177C (zh) |
| NO (1) | NO311473B1 (zh) |
| WO (1) | WO1995007573A1 (zh) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4164565B2 (ja) * | 1996-06-28 | 2008-10-15 | エヌエックスピー ビー ヴィ | 電力増幅段を備えた回路装置 |
| JP2926576B1 (ja) | 1998-04-03 | 1999-07-28 | 埼玉日本電気株式会社 | 無線電話装置 |
| JP4127600B2 (ja) * | 2001-03-08 | 2008-07-30 | 株式会社東芝 | 送信電力検出装置および送信装置 |
| US6404284B1 (en) | 2001-04-19 | 2002-06-11 | Anadigics, Inc. | Amplifier bias adjustment circuit to maintain high-output third-order intermodulation distortion performance |
| JP3934067B2 (ja) * | 2003-02-06 | 2007-06-20 | 松下電器産業株式会社 | 減衰器スイッチおよびそれを用いた携帯電話端末装置 |
| US7768353B2 (en) * | 2008-06-13 | 2010-08-03 | Samsung Electro-Mechanics Company, Ltd. | Systems and methods for switching mode power amplifier control |
| US8849187B2 (en) * | 2011-08-23 | 2014-09-30 | Wilson Electronics, Llc | Radio frequency amplifier noise reduction system |
| CA2814303A1 (en) | 2013-04-26 | 2014-10-26 | Cellphone-Mate, Inc. | Apparatus and methods for radio frequency signal boosters |
| CN114337601B (zh) * | 2022-03-15 | 2022-05-24 | 深圳市鼎阳科技股份有限公司 | 一种超宽带微波信号发生器 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6041821A (ja) * | 1983-08-18 | 1985-03-05 | Nec Corp | 送信出力電力制御装置 |
| JPS61210728A (ja) * | 1985-03-14 | 1986-09-18 | Alps Electric Co Ltd | 送信機の出力電力制御装置 |
| US5214393A (en) * | 1990-08-20 | 1993-05-25 | Matsushita Electric Industrial Co., Ltd. | Transmission output control circuit |
| CA2088813C (en) * | 1992-03-02 | 2004-02-03 | Willem G. Durtler | Automatic level control circuit for dual mode analog/digital cellular telephone |
| US5381115A (en) * | 1993-08-30 | 1995-01-10 | Hughes Aircraft Company | Method and apparatus for regulating output power of signal amplifier |
-
1993
- 1993-09-06 FI FI933886A patent/FI97177C/fi active
-
1994
- 1994-09-05 DE DE69409221T patent/DE69409221T2/de not_active Expired - Lifetime
- 1994-09-05 WO PCT/FI1994/000393 patent/WO1995007573A1/en active IP Right Grant
- 1994-09-05 JP JP50847895A patent/JP3297439B2/ja not_active Expired - Fee Related
- 1994-09-05 AU AU75390/94A patent/AU680682B2/en not_active Ceased
- 1994-09-05 CN CN94190659A patent/CN1062395C/zh not_active Expired - Fee Related
- 1994-09-05 EP EP94925505A patent/EP0667994B1/en not_active Expired - Lifetime
- 1994-09-05 AT AT94925505T patent/ATE164478T1/de not_active IP Right Cessation
- 1994-09-05 US US08/448,353 patent/US5585762A/en not_active Expired - Lifetime
-
1995
- 1995-05-05 NO NO19951769A patent/NO311473B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US5585762A (en) | 1996-12-17 |
| AU680682B2 (en) | 1997-08-07 |
| NO951769L (no) | 1995-06-30 |
| FI97177C (fi) | 1996-10-25 |
| CN1114117A (zh) | 1995-12-27 |
| AU7539094A (en) | 1995-03-27 |
| NO951769D0 (no) | 1995-05-05 |
| JPH08503594A (ja) | 1996-04-16 |
| FI933886A (fi) | 1995-03-07 |
| CN1062395C (zh) | 2001-02-21 |
| JP3297439B2 (ja) | 2002-07-02 |
| EP0667994A1 (en) | 1995-08-23 |
| ATE164478T1 (de) | 1998-04-15 |
| EP0667994B1 (en) | 1998-03-25 |
| FI97177B (fi) | 1996-07-15 |
| FI933886A0 (fi) | 1993-09-06 |
| DE69409221D1 (de) | 1998-04-30 |
| DE69409221T2 (de) | 1998-09-17 |
| WO1995007573A1 (en) | 1995-03-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN MARCH 2003 |