FR2680927B1 - Processeur non lineaire a reflexion equilibree utilisant des transistors a effet de champ. - Google Patents
Processeur non lineaire a reflexion equilibree utilisant des transistors a effet de champ.Info
- Publication number
- FR2680927B1 FR2680927B1 FR9209481A FR9209481A FR2680927B1 FR 2680927 B1 FR2680927 B1 FR 2680927B1 FR 9209481 A FR9209481 A FR 9209481A FR 9209481 A FR9209481 A FR 9209481A FR 2680927 B1 FR2680927 B1 FR 2680927B1
- Authority
- FR
- France
- Prior art keywords
- field effect
- effect transistors
- nonlinear processor
- balanced reflection
- balanced
- 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
- H03F3/60—Amplifiers in which coupling networks have distributed constants, e.g. with waveguide resonators
- H03F3/608—Reflection amplifiers, i.e. amplifiers using a one-port amplifying element and a multiport coupler
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/198—A hybrid coupler being used as coupling circuit between stages of an amplifier circuit
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Microwave Amplifiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/753,164 US5146177A (en) | 1991-08-30 | 1991-08-30 | Balanced reflective nonlinear processor using FETs |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2680927A1 FR2680927A1 (fr) | 1993-03-05 |
FR2680927B1 true FR2680927B1 (fr) | 1995-07-13 |
Family
ID=25029442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9209481A Expired - Fee Related FR2680927B1 (fr) | 1991-08-30 | 1992-07-30 | Processeur non lineaire a reflexion equilibree utilisant des transistors a effet de champ. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5146177A (fr) |
JP (1) | JPH05206744A (fr) |
DE (1) | DE4228382A1 (fr) |
FR (1) | FR2680927B1 (fr) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5606283A (en) * | 1995-05-12 | 1997-02-25 | Trw Inc. | Monolithic multi-function balanced switch and phase shifter |
DE19528844C1 (de) * | 1995-08-04 | 1996-10-24 | Daimler Benz Aerospace Ag | Verfahren und Vorrichtung zur Linearisierung der Verstärkungs- und Phasengänge von Wanderfeldröhren und Halbleiterverstärkern bei unterschiedlichen Leistungspegeln |
JP3405401B2 (ja) * | 1999-06-15 | 2003-05-12 | 日本電気株式会社 | 前置補償型線形化器および線形化増幅器 |
US6326843B1 (en) | 2000-02-25 | 2001-12-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Analog reflective predistorter for power amplifiers |
US7034636B2 (en) * | 2001-09-20 | 2006-04-25 | Paratek Microwave Incorporated | Tunable filters having variable bandwidth and variable delay |
EP1428289A1 (fr) * | 2001-09-20 | 2004-06-16 | Paratek Microwave, Inc. | Filtres passe-bande a bande passante variable et a retard variable |
US6573793B1 (en) | 2002-04-10 | 2003-06-03 | Romulo Gutierrez | Reflect forward adaptive linearizer amplifier |
SE0402289D0 (sv) * | 2004-09-21 | 2004-09-21 | Ericsson Telefon Ab L M | Predistorter |
SE0402524D0 (sv) * | 2004-09-21 | 2004-10-15 | Ericsson Telefon Ab L M | Tunable predistorter |
US7596326B2 (en) * | 2005-10-27 | 2009-09-29 | Emcore Corporation | Distortion cancellation circuitry for optical receivers |
US7634198B2 (en) * | 2006-06-21 | 2009-12-15 | Emcore Corporation | In-line distortion cancellation circuits for linearization of electronic and optical signals with phase and frequency adjustment |
JP5193833B2 (ja) * | 2008-12-08 | 2013-05-08 | 日本放送協会 | デジタル信号の送信装置 |
US9419586B2 (en) | 2012-08-07 | 2016-08-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Device for negative group delay |
US9467118B2 (en) * | 2013-10-19 | 2016-10-11 | Liming Zhou | RFID positioning and tracking apparatus and methods |
WO2018146901A1 (fr) * | 2017-02-08 | 2018-08-16 | 日本電気株式会社 | Procédé et dispositif de mesure à haute fréquence |
US11606068B2 (en) * | 2021-02-02 | 2023-03-14 | Psemi Corporation | Power amplifier linearizer |
US11817827B2 (en) * | 2021-02-02 | 2023-11-14 | Psemi Corporation | Power amplifier equalizer |
CN115064854B (zh) * | 2022-07-27 | 2023-08-22 | 电子科技大学 | 一种基于反射式矢量合成方法的双峰增益均衡器 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4564816A (en) * | 1984-05-09 | 1986-01-14 | Rca Corporation | Predistortion circuit |
US4943783A (en) * | 1989-07-31 | 1990-07-24 | Nippon Telegraph And Telephone Corporation | Feed forward distortion correction circuit |
US5038113A (en) * | 1989-12-01 | 1991-08-06 | General Electric Company | Nonlinearity generator using FET source-to-drain conductive path |
-
1991
- 1991-08-30 US US07/753,164 patent/US5146177A/en not_active Expired - Lifetime
-
1992
- 1992-07-30 FR FR9209481A patent/FR2680927B1/fr not_active Expired - Fee Related
- 1992-08-26 DE DE4228382A patent/DE4228382A1/de not_active Withdrawn
- 1992-08-28 JP JP4229022A patent/JPH05206744A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPH05206744A (ja) | 1993-08-13 |
FR2680927A1 (fr) | 1993-03-05 |
DE4228382A1 (de) | 1993-03-04 |
US5146177A (en) | 1992-09-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse | ||
D3 | Ip right revived | ||
ST | Notification of lapse |
Effective date: 20110331 |