FR2345012A1 - Circuit de commutation electronique d'ecretage - Google Patents
Circuit de commutation electronique d'ecretageInfo
- Publication number
- FR2345012A1 FR2345012A1 FR7706919A FR7706919A FR2345012A1 FR 2345012 A1 FR2345012 A1 FR 2345012A1 FR 7706919 A FR7706919 A FR 7706919A FR 7706919 A FR7706919 A FR 7706919A FR 2345012 A1 FR2345012 A1 FR 2345012A1
- Authority
- FR
- France
- Prior art keywords
- switching circuit
- electronic clip
- clip switching
- electronic
- circuit
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region
- H03K17/725—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region for ac voltages or currents
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Electronic Switches (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/666,793 US4037117A (en) | 1976-03-15 | 1976-03-15 | Peak shut-off electronic switch |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2345012A1 true FR2345012A1 (fr) | 1977-10-14 |
Family
ID=24675509
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7706919A Withdrawn FR2345012A1 (fr) | 1976-03-15 | 1977-03-09 | Circuit de commutation electronique d'ecretage |
Country Status (5)
Country | Link |
---|---|
US (1) | US4037117A (fr) |
JP (1) | JPS52112210A (fr) |
CA (1) | CA1076278A (fr) |
DE (1) | DE2710976A1 (fr) |
FR (1) | FR2345012A1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2470498A1 (fr) * | 1979-11-21 | 1981-05-29 | Trt Telecom Radio Electr | Dispositif de detection du bouclage d'une ligne d'abonne pendant la sonnerie |
DE3124891C2 (de) * | 1981-06-25 | 1985-06-13 | Brown, Boveri & Cie Ag, 6800 Mannheim | Transistorschaltstufe |
US4906876A (en) * | 1988-10-25 | 1990-03-06 | Msi Corporation | Base drive circuit |
JP2013027183A (ja) * | 2011-07-22 | 2013-02-04 | Hitachi Ltd | 蓄電回路 |
TWI504310B (zh) * | 2013-02-07 | 2015-10-11 | Hep Tech Co Ltd | Dimming light emitting diode lighting system and its driving device and driving method |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3217176A (en) * | 1962-05-22 | 1965-11-09 | Rca Corp | Gate circuit for providing integral pulses |
US3240916A (en) * | 1963-09-23 | 1966-03-15 | Monsanto Co | Solid state anticipating temperature controller |
-
1976
- 1976-03-15 US US05/666,793 patent/US4037117A/en not_active Expired - Lifetime
-
1977
- 1977-03-08 CA CA273,488A patent/CA1076278A/fr not_active Expired
- 1977-03-09 FR FR7706919A patent/FR2345012A1/fr not_active Withdrawn
- 1977-03-12 DE DE19772710976 patent/DE2710976A1/de active Pending
- 1977-03-15 JP JP2768477A patent/JPS52112210A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CA1076278A (fr) | 1980-04-22 |
US4037117A (en) | 1977-07-19 |
DE2710976A1 (de) | 1977-09-29 |
JPS52112210A (en) | 1977-09-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |