GB2330715B - A multi-channel amplifier with Cartesian feedback - Google Patents
A multi-channel amplifier with Cartesian feedbackInfo
- Publication number
- GB2330715B GB2330715B GB9828632A GB9828632A GB2330715B GB 2330715 B GB2330715 B GB 2330715B GB 9828632 A GB9828632 A GB 9828632A GB 9828632 A GB9828632 A GB 9828632A GB 2330715 B GB2330715 B GB 2330715B
- Authority
- GB
- United Kingdom
- Prior art keywords
- channel amplifier
- cartesian feedback
- cartesian
- feedback
- amplifier
- 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 - Lifetime
Links
Classifications
-
- 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
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
-
- 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
- H03F3/602—Combinations of several amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/179,947 US5574967A (en) | 1994-01-11 | 1994-01-11 | Waste energy control and management in power amplifiers |
GB9518372A GB2290669B (en) | 1994-01-11 | 1995-01-11 | Waste energy control management for power amplifier |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9828632D0 GB9828632D0 (en) | 1999-02-17 |
GB2330715A GB2330715A (en) | 1999-04-28 |
GB2330715B true GB2330715B (en) | 1999-06-23 |
Family
ID=26307710
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9828621A Expired - Lifetime GB2330466B (en) | 1994-01-11 | 1995-01-11 | Waste energy control management for power amplifier |
GB9828632A Expired - Lifetime GB2330715B (en) | 1994-01-11 | 1995-01-11 | A multi-channel amplifier with Cartesian feedback |
GB9828625A Expired - Lifetime GB2330467B (en) | 1994-01-11 | 1995-01-11 | Using saturated class C amplifier pairs to produce a linear output |
GB9828629A Expired - Lifetime GB2330714B (en) | 1994-01-11 | 1995-01-11 | A matrix amplifier with unwanted outputs radiated away |
GB9828635A Expired - Lifetime GB2330468B (en) | 1994-01-11 | 1995-01-11 | Using class C amplifier pairs in an amplifier array |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9828621A Expired - Lifetime GB2330466B (en) | 1994-01-11 | 1995-01-11 | Waste energy control management for power amplifier |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9828625A Expired - Lifetime GB2330467B (en) | 1994-01-11 | 1995-01-11 | Using saturated class C amplifier pairs to produce a linear output |
GB9828629A Expired - Lifetime GB2330714B (en) | 1994-01-11 | 1995-01-11 | A matrix amplifier with unwanted outputs radiated away |
GB9828635A Expired - Lifetime GB2330468B (en) | 1994-01-11 | 1995-01-11 | Using class C amplifier pairs in an amplifier array |
Country Status (1)
Country | Link |
---|---|
GB (5) | GB2330466B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11764738B2 (en) * | 2020-09-24 | 2023-09-19 | Analog Devices International Unlimited Company | Segmented power amplifier arrangements with feedforward adaptive bias circuits |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3917998A (en) * | 1973-11-02 | 1975-11-04 | Communications Satellite Corp | Butler matrix transponder |
US4319359A (en) * | 1980-04-10 | 1982-03-09 | Rca Corporation | Radio transmitter energy recovery system |
CA2035845C (en) * | 1990-02-07 | 1995-06-13 | Naofumi Okubo | Constant-amplitude wave combination type amplifier |
JPH0495409A (en) * | 1990-08-13 | 1992-03-27 | Fujitsu Ltd | Amplifier |
-
1995
- 1995-01-11 GB GB9828621A patent/GB2330466B/en not_active Expired - Lifetime
- 1995-01-11 GB GB9828632A patent/GB2330715B/en not_active Expired - Lifetime
- 1995-01-11 GB GB9828625A patent/GB2330467B/en not_active Expired - Lifetime
- 1995-01-11 GB GB9828629A patent/GB2330714B/en not_active Expired - Lifetime
- 1995-01-11 GB GB9828635A patent/GB2330468B/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2330467A (en) | 1999-04-21 |
GB2330468B (en) | 1999-06-23 |
GB9828625D0 (en) | 1999-02-17 |
GB9828635D0 (en) | 1999-02-17 |
GB2330714A (en) | 1999-04-28 |
GB2330468A (en) | 1999-04-21 |
GB2330467B (en) | 1999-06-23 |
GB9828632D0 (en) | 1999-02-17 |
GB2330714B (en) | 1999-06-23 |
GB2330466A (en) | 1999-04-21 |
GB9828621D0 (en) | 1999-02-17 |
GB9828629D0 (en) | 1999-02-17 |
GB2330715A (en) | 1999-04-28 |
GB2330466B (en) | 1999-06-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |
Expiry date: 20150110 |