FR2448254B1 - - Google Patents
Info
- Publication number
- FR2448254B1 FR2448254B1 FR8001750A FR8001750A FR2448254B1 FR 2448254 B1 FR2448254 B1 FR 2448254B1 FR 8001750 A FR8001750 A FR 8001750A FR 8001750 A FR8001750 A FR 8001750A FR 2448254 B1 FR2448254 B1 FR 2448254B1
- Authority
- FR
- France
- 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
Links
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
- H03G3/3047—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers for intermittent signals, e.g. burst signals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/292—Extracting wanted echo-signals
- G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2904011A DE2904011C3 (de) | 1979-02-02 | 1979-02-02 | Hochfrequenzimpulsverstärker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2448254A1 FR2448254A1 (fr) | 1980-08-29 |
| FR2448254B1 true FR2448254B1 (US08197722-20120612-C00093.png) | 1985-05-24 |
Family
ID=6062029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8001750A Granted FR2448254A1 (fr) | 1979-02-02 | 1980-01-28 | Amplificateur d'impulsions a haute frequence |
Country Status (7)
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4379996A (en) * | 1981-02-13 | 1983-04-12 | Rockwell International Corporation | Enhancement of class C operation of bipolar junction transistor |
| FR2512292B1 (fr) * | 1981-08-25 | 1986-11-21 | Lmt Radio Professionelle | Amplificateur hyperfrequence a transistors a effet de champ, notamment pour radar doppler |
| FR2515359B1 (fr) * | 1981-10-23 | 1985-07-05 | Lmt Radio Professionelle | Emetteur de puissance hyperfrequence a transistors a effet de champ, notamment pour radar doppler |
| GB8311071D0 (en) * | 1983-04-22 | 1983-05-25 | Sinclair Res Ltd | Amplifier |
| DE3319943C2 (de) * | 1983-06-01 | 1985-08-08 | Siemens AG, 1000 Berlin und 8000 München | Hochfrequenz-Impulsverstärker |
| NL8403012A (nl) * | 1984-10-03 | 1986-05-01 | Itt Nederland B V | Elektronische schakelaar. |
| US4644293A (en) * | 1985-11-06 | 1987-02-17 | E-Systems, Inc. | RF pulse modulated amplifier having conduction angle control |
| US5126688A (en) * | 1990-03-20 | 1992-06-30 | Oki Electric Co., Ltd. | Power amplifying apparatus for wireless transmitter |
| ES2073647T3 (es) * | 1990-12-03 | 1995-08-16 | Siemens Ag | Instalacion de modulacion para un amplificador de potencia de hf. |
| US5159283A (en) * | 1991-08-26 | 1992-10-27 | Motorola, Inc. | Power amplifier |
| DE4324198A1 (de) * | 1993-07-19 | 1995-01-26 | Siemens Ag | Hochfrequenz-Leistungsverstärkerschaltung |
| FR2720569B1 (fr) * | 1994-05-31 | 1996-07-05 | Thomson Csf | Amplificateur à plusieurs étages à transistors en cascade et à puissance de sortie ajustable. |
| US5825827A (en) * | 1995-11-21 | 1998-10-20 | Honeywell Inc. | Dynamically compensated linear regulator for pulsed transmitters |
| DE19712161C2 (de) * | 1997-03-22 | 1999-04-15 | Lucent Tech Network Sys Gmbh | Vorrichtung zur Pulsformung von Hochfrequenzsignalen |
| JP3164151B2 (ja) * | 1998-07-06 | 2001-05-08 | 日本電気株式会社 | 電力増幅器 |
| DE102004018986B3 (de) * | 2004-04-20 | 2005-11-03 | Eads Deutschland Gmbh | Verfahren zur Erzeugung eines Signals mit einem vorgebbaren Pulsdach |
| DE102004031603B4 (de) * | 2004-06-30 | 2008-04-17 | Eads Deutschland Gmbh | Verfahren zur Formung von Signalspektren und Schaltung zur Durchführung des Verfahrens |
| DE102005007159A1 (de) * | 2005-02-16 | 2006-08-24 | Eads Deutschland Gmbh | Hochfrequenzverstärker |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1297703B (de) * | 1966-02-09 | 1969-06-19 | Rohde & Schwarz | Schaltungsanordnung zum Linearisieren der Verstaerkung eines Hochfrequenzverstaerkers fuer Einseitenbandsignale |
| US3486128A (en) * | 1968-02-07 | 1969-12-23 | Us Army | Power amplifier for amplitude modulated transmitter |
| CA933609A (en) * | 1969-08-26 | 1973-09-11 | The Bendix Corporation | Amplifier for sonar transmitter |
| FR2109336A5 (US08197722-20120612-C00093.png) * | 1970-10-13 | 1972-05-26 | Thomson Csf | |
| JPS5015628B1 (US08197722-20120612-C00093.png) * | 1970-12-21 | 1975-06-06 | ||
| US3749945A (en) * | 1971-12-15 | 1973-07-31 | Gte Automatic Electric Lab Inc | Constant current pull-up circuit for a mos memory driver |
| GB1517163A (en) * | 1975-09-18 | 1978-07-12 | Post Office | Class a amplifier |
| DE2648767C2 (de) * | 1976-10-27 | 1978-12-07 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Pulsmodulierter Hochfrequenzsender |
-
1979
- 1979-02-02 DE DE2904011A patent/DE2904011C3/de not_active Expired
-
1980
- 1980-01-18 US US06/113,173 patent/US4322689A/en not_active Expired - Lifetime
- 1980-01-25 IT IT19465/80A patent/IT1129798B/it active
- 1980-01-28 FR FR8001750A patent/FR2448254A1/fr active Granted
- 1980-01-31 BE BE0/199206A patent/BE881472A/fr not_active IP Right Cessation
- 1980-02-01 NL NLAANVRAGE8000670,A patent/NL185490C/xx not_active IP Right Cessation
- 1980-02-01 GB GB8003494A patent/GB2041684B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2041684B (en) | 1983-03-09 |
| GB2041684A (en) | 1980-09-10 |
| NL8000670A (nl) | 1980-08-05 |
| DE2904011B2 (de) | 1981-02-12 |
| DE2904011A1 (de) | 1980-08-07 |
| IT1129798B (it) | 1986-06-11 |
| NL185490C (nl) | 1990-04-17 |
| DE2904011C3 (de) | 1981-11-26 |
| IT8019465A0 (it) | 1980-01-25 |
| BE881472A (fr) | 1980-07-31 |
| US4322689A (en) | 1982-03-30 |
| NL185490B (nl) | 1989-11-16 |
| FR2448254A1 (fr) | 1980-08-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property |