DE69410037T2 - Detektorverstärker für Überwachungssystem - Google Patents
Detektorverstärker für ÜberwachungssystemInfo
- Publication number
- DE69410037T2 DE69410037T2 DE69410037T DE69410037T DE69410037T2 DE 69410037 T2 DE69410037 T2 DE 69410037T2 DE 69410037 T DE69410037 T DE 69410037T DE 69410037 T DE69410037 T DE 69410037T DE 69410037 T2 DE69410037 T2 DE 69410037T2
- Authority
- DE
- Germany
- Prior art keywords
- detector amplifier
- surveillance system
- low
- stages
- fed
- 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
- 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
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
- H03F1/0283—Reducing the number of Dc-current paths
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/42—Amplifiers with two or more amplifying elements having their dc paths in series with the load, the control electrode of each element being excited by at least part of the input signal, e.g. so-called totem-pole amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Alarm Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9309854A FR2709027B1 (fr) | 1993-08-11 | 1993-08-11 | Amplificateur détecteur pour système de veille. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69410037D1 DE69410037D1 (de) | 1998-06-10 |
DE69410037T2 true DE69410037T2 (de) | 1998-10-08 |
Family
ID=9450114
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69410037T Expired - Fee Related DE69410037T2 (de) | 1993-08-11 | 1994-08-03 | Detektorverstärker für Überwachungssystem |
Country Status (9)
Country | Link |
---|---|
US (1) | US5459434A (de) |
EP (1) | EP0638993B1 (de) |
AT (1) | ATE165941T1 (de) |
BR (1) | BR9403231A (de) |
CA (1) | CA2129790A1 (de) |
DE (1) | DE69410037T2 (de) |
DK (1) | DK0638993T3 (de) |
ES (1) | ES2117769T3 (de) |
FR (1) | FR2709027B1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0742640B1 (de) * | 1995-04-12 | 2001-07-04 | Matsushita Electric Industrial Co., Ltd. | Eingangsschaltung |
GB2302626B (en) * | 1995-06-24 | 2000-05-03 | Motorola Inc | A high voltage operational amplifier output stage |
FR2768871B1 (fr) * | 1997-09-24 | 1999-11-26 | Sgs Thomson Microelectronics | Amplificateur de courant, en particulier pour ligne telephonique |
PT110087A (pt) * | 2017-05-22 | 2018-11-22 | Inst Politecnico De Leiria | Amplificador de sinal de elevada linearidade. |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3152309A (en) * | 1960-08-23 | 1964-10-06 | Philco Corp | Simulated high-q inductor |
US3177437A (en) * | 1961-07-10 | 1965-04-06 | Gen Electric | Vertical deflection circuit |
NL272250A (de) * | 1961-12-06 | |||
JPS5911282B2 (ja) * | 1975-08-19 | 1984-03-14 | ソニー株式会社 | 同期検波回路 |
DE2734945A1 (de) * | 1977-08-03 | 1979-02-15 | Bosch Gmbh Robert | Zum verstaerken von wechselstromsignalen bestimmter zwei- oder mehrstufiger transistorverstaerker |
US4590436A (en) * | 1984-04-27 | 1986-05-20 | Gte Laboratories Incorporated | High voltage, high frequency amplifier circuit |
GB2181914B (en) * | 1985-10-22 | 1989-09-20 | Plessey Co Plc | Frequency doubling oscillator and heterodyne circuit incorporating same |
US5041797A (en) * | 1990-11-19 | 1991-08-20 | Harris Corporation | Micro-power gain lattice |
-
1993
- 1993-08-11 FR FR9309854A patent/FR2709027B1/fr not_active Expired - Fee Related
-
1994
- 1994-08-03 AT AT94401798T patent/ATE165941T1/de not_active IP Right Cessation
- 1994-08-03 DK DK94401798T patent/DK0638993T3/da active
- 1994-08-03 ES ES94401798T patent/ES2117769T3/es not_active Expired - Lifetime
- 1994-08-03 DE DE69410037T patent/DE69410037T2/de not_active Expired - Fee Related
- 1994-08-03 EP EP94401798A patent/EP0638993B1/de not_active Expired - Lifetime
- 1994-08-08 US US08/286,964 patent/US5459434A/en not_active Expired - Fee Related
- 1994-08-09 CA CA002129790A patent/CA2129790A1/fr not_active Abandoned
- 1994-08-11 BR BR9403231A patent/BR9403231A/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2709027A1 (fr) | 1995-02-17 |
DE69410037D1 (de) | 1998-06-10 |
DK0638993T3 (da) | 1999-03-01 |
EP0638993B1 (de) | 1998-05-06 |
BR9403231A (pt) | 1995-06-20 |
ES2117769T3 (es) | 1998-08-16 |
FR2709027B1 (fr) | 1995-10-20 |
EP0638993A1 (de) | 1995-02-15 |
ATE165941T1 (de) | 1998-05-15 |
US5459434A (en) | 1995-10-17 |
CA2129790A1 (fr) | 1995-02-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |