CH1908768A4 - - Google Patents
Info
- Publication number
- CH1908768A4 CH1908768A4 CH1908768DD CH1908768A4 CH 1908768 A4 CH1908768 A4 CH 1908768A4 CH 1908768D D CH1908768D D CH 1908768DD CH 1908768 A4 CH1908768 A4 CH 1908768A4
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G3/00—Producing timing pulses
- G04G3/02—Circuits for deriving low frequency timing pulses from pulses of higher frequency
- G04G3/022—Circuits for deriving low frequency timing pulses from pulses of higher frequency the desired number of pulses per unit of time being obtained by adding to or substracting from a pulse train one or more pulses
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
- H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
- H03B21/02—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies by plural beating, i.e. for frequency synthesis ; Beating in combination with multiplication or division of frequency
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
- H03K23/64—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two
- H03K23/66—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses
- H03K23/662—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a variable counting base, e.g. by presetting or by adding or suppressing pulses by adding or suppressing pulses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manipulation Of Pulses (AREA)
- Analogue/Digital Conversion (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1908768A CH501959A (fr) | 1968-12-20 | 1968-12-20 | Convertisseur de fréquence électronique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH1908768A4 true CH1908768A4 (ja) | 1970-08-31 |
Family
ID=4437282
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1908768A CH501959A (fr) | 1968-12-20 | 1968-12-20 | Convertisseur de fréquence électronique |
| CH1908768D CH1908768A4 (ja) | 1968-12-20 | 1968-12-20 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1908768A CH501959A (fr) | 1968-12-20 | 1968-12-20 | Convertisseur de fréquence électronique |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3629709A (ja) |
| CH (2) | CH501959A (ja) |
| DE (1) | DE1962455B2 (ja) |
| FR (1) | FR2026723A1 (ja) |
| GB (1) | GB1277279A (ja) |
| NL (1) | NL6918651A (ja) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4722967U (ja) * | 1971-03-31 | 1972-11-15 | ||
| JPS4722968U (ja) * | 1971-03-31 | 1972-11-15 | ||
| CH540520A (fr) * | 1971-04-22 | 1973-02-15 | Ebauches Sa | Mouvement d'horlogerie électronique |
| JPS4731578U (ja) * | 1971-04-24 | 1972-12-09 | ||
| JPS4731577U (ja) * | 1971-04-24 | 1972-12-09 | ||
| JPS4991276A (ja) * | 1972-12-29 | 1974-08-31 | ||
| JPS5548270B2 (ja) * | 1973-04-05 | 1980-12-04 | ||
| JPS585394B2 (ja) * | 1973-04-25 | 1983-01-31 | セイコーエプソン株式会社 | デンシドケイ |
| US3939643A (en) * | 1973-06-07 | 1976-02-24 | Citizen Watch Co., Ltd. | Crystal-controlled electronic timepiece with CMOS switching and frequency-dividing circuits |
| JPS5092167A (ja) * | 1973-12-14 | 1975-07-23 | ||
| GB2111269B (en) * | 1981-11-25 | 1986-04-09 | Plessey Co Plc | Adjustable ratio divider |
| US5023850A (en) * | 1989-09-25 | 1991-06-11 | Metts Rodney H | Clock for keeping time at a rate other than human time |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2851596A (en) * | 1954-04-15 | 1958-09-09 | Hewlett Packard Co | Electronic counter |
| NL252204A (ja) * | 1959-06-24 | |||
| US3241038A (en) * | 1960-02-02 | 1966-03-15 | Thompson Ramo Wooldridge Inc | Portable static inverter with reduced harmonic content in the output wave form |
| US3226568A (en) * | 1961-03-28 | 1965-12-28 | Friden Inc | Gating means for passing a predetermined number of pulses |
| US3151314A (en) * | 1962-03-16 | 1964-09-29 | Gen Dynamics Corp | Dynamic store with serial input and parallel output |
| US3286234A (en) * | 1963-05-07 | 1966-11-15 | Arthur F Hogrefe | Satellite commutator having reed relay matrix |
| US3405369A (en) * | 1964-01-21 | 1968-10-08 | Westinghouse Electric Corp | Synthetic frequency divider |
| US3286191A (en) * | 1965-04-08 | 1966-11-15 | Hoffman Electronics Corp | Afc with offset frequency divider |
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1968
- 1968-12-20 CH CH1908768A patent/CH501959A/fr not_active IP Right Cessation
- 1968-12-20 CH CH1908768D patent/CH1908768A4/xx unknown
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1969
- 1969-12-12 DE DE19691962455 patent/DE1962455B2/de active Pending
- 1969-12-12 NL NL6918651A patent/NL6918651A/xx unknown
- 1969-12-16 GB GB61169/69A patent/GB1277279A/en not_active Expired
- 1969-12-17 US US885884A patent/US3629709A/en not_active Expired - Lifetime
- 1969-12-19 FR FR6944231A patent/FR2026723A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| NL6918651A (ja) | 1970-06-23 |
| DE1962455A1 (de) | 1970-07-23 |
| US3629709A (en) | 1971-12-21 |
| GB1277279A (en) | 1972-06-07 |
| CH501959A (fr) | 1970-08-31 |
| FR2026723A1 (ja) | 1970-09-18 |
| DE1962455B2 (de) | 1971-04-15 |