GB1234879A - A transistor circuit particularly for controlling an electronic watch or clock - Google Patents
A transistor circuit particularly for controlling an electronic watch or clockInfo
- Publication number
- GB1234879A GB1234879A GB21960/69A GB2196069A GB1234879A GB 1234879 A GB1234879 A GB 1234879A GB 21960/69 A GB21960/69 A GB 21960/69A GB 2196069 A GB2196069 A GB 2196069A GB 1234879 A GB1234879 A GB 1234879A
- Authority
- GB
- United Kingdom
- Prior art keywords
- transistor
- source
- coil
- emitter
- base
- 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
Links
- 238000010079 rubber tapping Methods 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 abstract 1
Classifications
-
- 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
- H03F3/195—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only in integrated circuits
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
- G04C3/06—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance
- G04C3/065—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance the balance controlling gear-train by means of static switches, e.g. transistor circuits
- G04C3/067—Driving circuits with distinct detecting and driving coils
- G04C3/068—Driving circuits with distinct detecting and driving coils provided with automatic control
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electromechanical Clocks (AREA)
- Bipolar Integrated Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP1762230.9A DE1300149B (de) | 1968-05-02 | 1968-05-02 | Integrierte Halbleiterfestkoerperschaltung fuer einen Transistor-Schaltverstaerker, insbesondere zur Anwendung bei sich selbst steuernden Uhrenantrieben |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1234879A true GB1234879A (en) | 1971-06-09 |
Family
ID=5696932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB21960/69A Expired GB1234879A (en) | 1968-05-02 | 1969-04-30 | A transistor circuit particularly for controlling an electronic watch or clock |
Country Status (4)
| Country | Link |
|---|---|
| CH (2) | CH514880A (enExample) |
| DE (1) | DE1300149B (enExample) |
| FR (1) | FR2007697A1 (enExample) |
| GB (1) | GB1234879A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3777251A (en) * | 1972-10-03 | 1973-12-04 | Motorola Inc | Constant current regulating circuit |
-
1968
- 1968-05-02 DE DEP1762230.9A patent/DE1300149B/de not_active Withdrawn
-
1969
- 1969-04-30 GB GB21960/69A patent/GB1234879A/en not_active Expired
- 1969-05-02 FR FR6914006A patent/FR2007697A1/fr not_active Withdrawn
- 1969-05-02 CH CH676769A patent/CH514880A/de not_active IP Right Cessation
- 1969-05-02 CH CH676769D patent/CH676769A4/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH676769A4 (enExample) | 1971-07-15 |
| DE1300149B (de) | 1969-07-31 |
| CH514880A (de) | 1971-07-15 |
| FR2007697A1 (enExample) | 1970-01-09 |
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