DE69725277D1 - Rauscharmer Verstärker - Google Patents
Rauscharmer VerstärkerInfo
- Publication number
- DE69725277D1 DE69725277D1 DE69725277T DE69725277T DE69725277D1 DE 69725277 D1 DE69725277 D1 DE 69725277D1 DE 69725277 T DE69725277 T DE 69725277T DE 69725277 T DE69725277 T DE 69725277T DE 69725277 D1 DE69725277 D1 DE 69725277D1
- Authority
- DE
- Germany
- Prior art keywords
- low noise
- noise amplifier
- amplifier
- low
- noise
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/26—Push-pull amplifiers; Phase-splitters therefor
-
- 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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/34—DC amplifiers in which all stages are DC-coupled
- H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/372—Noise reduction and elimination in amplifier
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9700487A GB2321150B (en) | 1997-01-11 | 1997-01-11 | Low noise amplifier |
GB9700487 | 1997-01-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69725277D1 true DE69725277D1 (de) | 2003-11-06 |
DE69725277T2 DE69725277T2 (de) | 2004-09-30 |
Family
ID=10805820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69725277T Expired - Fee Related DE69725277T2 (de) | 1997-01-11 | 1997-12-12 | Rauscharmer Verstärker |
Country Status (5)
Country | Link |
---|---|
US (1) | US5945880A (de) |
EP (1) | EP0853379B1 (de) |
JP (1) | JP3944541B2 (de) |
DE (1) | DE69725277T2 (de) |
GB (1) | GB2321150B (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6204728B1 (en) * | 1999-01-28 | 2001-03-20 | Maxim Integrated Products, Inc. | Radio frequency amplifier with reduced intermodulation distortion |
US6586309B1 (en) * | 2000-04-24 | 2003-07-01 | Chartered Semiconductor Manufacturing Ltd. | High performance RF inductors and transformers using bonding technique |
TWI225332B (en) * | 2003-05-20 | 2004-12-11 | Mediatek Inc | Multi-band low noise amplifier |
US6998952B2 (en) * | 2003-12-05 | 2006-02-14 | Freescale Semiconductor, Inc. | Inductive device including bond wires |
KR100856131B1 (ko) * | 2006-01-18 | 2008-09-03 | 삼성전자주식회사 | 가변 게인 저잡음 증폭기 회로 및 이를 구비하는 무선 통신수신기 |
KR100748721B1 (ko) | 2006-06-15 | 2007-08-13 | 삼성전자주식회사 | 저잡음 증폭을 위한 푸시-풀 증폭기 및 방법 |
US7524731B2 (en) * | 2006-09-29 | 2009-04-28 | Freescale Semiconductor, Inc. | Process of forming an electronic device including an inductor |
JPWO2009044441A1 (ja) * | 2007-10-01 | 2011-01-27 | 富士通株式会社 | シングル差動変換装置およびrf受信装置 |
JP2010148057A (ja) * | 2008-12-22 | 2010-07-01 | Sharp Corp | 電力増幅器、集積回路及び通信装置 |
KR101055850B1 (ko) | 2009-04-21 | 2011-08-09 | 부산대학교 산학협력단 | 잡음과 왜곡 특성을 개선시키는 상보적 회로 |
TWI387198B (zh) * | 2009-06-08 | 2013-02-21 | Ind Tech Res Inst | 低雜訊放大器 |
CN110995172A (zh) * | 2019-12-12 | 2020-04-10 | 重庆百瑞互联电子技术有限公司 | 一种低噪声放大器、射频前端电路、装置、设备 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3972003A (en) * | 1974-08-09 | 1976-07-27 | Bell Telephone Laboratories, Incorporated | High speed current detection amplifier circuit |
US4049977A (en) * | 1976-04-08 | 1977-09-20 | Rca Corporation | Phase-splitter |
US4159489A (en) * | 1976-09-30 | 1979-06-26 | Honeywell Inc. | Magnetic record reproducing system |
US4485351A (en) * | 1981-09-28 | 1984-11-27 | Philips Kommunikations Industrie Ag | Circuit for deriving of signals and counter cycle signals from one sided input signal |
US4587442A (en) * | 1983-12-01 | 1986-05-06 | Motorola, Inc. | Current threshold detector |
DE3824556C2 (de) * | 1988-07-20 | 1994-01-27 | Telefunken Microelectron | Symmetrische Eingangsschaltung für Hochfrequenzverstärker |
JP2782963B2 (ja) * | 1991-02-15 | 1998-08-06 | 日本電気株式会社 | 増幅回路 |
-
1997
- 1997-01-11 GB GB9700487A patent/GB2321150B/en not_active Expired - Fee Related
- 1997-12-12 EP EP97310041A patent/EP0853379B1/de not_active Expired - Lifetime
- 1997-12-12 DE DE69725277T patent/DE69725277T2/de not_active Expired - Fee Related
-
1998
- 1998-01-06 JP JP01208498A patent/JP3944541B2/ja not_active Expired - Fee Related
- 1998-01-07 US US09/003,909 patent/US5945880A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69725277T2 (de) | 2004-09-30 |
EP0853379A1 (de) | 1998-07-15 |
JP3944541B2 (ja) | 2007-07-11 |
EP0853379B1 (de) | 2003-10-01 |
GB2321150A (en) | 1998-07-15 |
GB9700487D0 (en) | 1997-02-26 |
US5945880A (en) | 1999-08-31 |
GB2321150B (en) | 2000-12-06 |
JPH10209773A (ja) | 1998-08-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de | ||
8370 | Indication related to discontinuation of the patent is to be deleted | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |