FR2274176A1 - Circuit diviseur de frequence - Google Patents
Circuit diviseur de frequenceInfo
- Publication number
- FR2274176A1 FR2274176A1 FR7511674A FR7511674A FR2274176A1 FR 2274176 A1 FR2274176 A1 FR 2274176A1 FR 7511674 A FR7511674 A FR 7511674A FR 7511674 A FR7511674 A FR 7511674A FR 2274176 A1 FR2274176 A1 FR 2274176A1
- Authority
- FR
- France
- Prior art keywords
- frequency divider
- divider circuit
- circuit
- frequency
- divider
- 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.)
- Granted
Links
Classifications
-
- 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
- H03K23/70—Pulse counters comprising counting chains; Frequency dividers comprising counting chains with a base or radix other than a power of two with a base which is an odd number
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
- H03K21/02—Input circuits
- H03K21/026—Input circuits comprising logic circuits
-
- 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
- H03K23/667—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 switching the base during a counting cycle
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT23674/74A IT1022043B (it) | 1974-06-06 | 1974-06-06 | Divisore simmetrico di frequenza per un numero k dispari |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2274176A1 true FR2274176A1 (fr) | 1976-01-02 |
FR2274176B1 FR2274176B1 (fr) | 1977-04-15 |
Family
ID=11209055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7511674A Granted FR2274176A1 (fr) | 1974-06-06 | 1975-04-15 | Circuit diviseur de frequence |
Country Status (6)
Country | Link |
---|---|
US (1) | US3967205A (fr) |
BR (1) | BR7502133A (fr) |
DE (1) | DE2525072A1 (fr) |
FR (1) | FR2274176A1 (fr) |
GB (1) | GB1466230A (fr) |
IT (1) | IT1022043B (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4092604A (en) * | 1976-12-17 | 1978-05-30 | Berney Jean Claude | Apparatus for adjusting the output frequency of a frequency divider |
US4193037A (en) * | 1978-03-20 | 1980-03-11 | Motorola, Inc. | Frequency divider circuit with selectable integer/non-integer division |
US4200842A (en) * | 1978-04-13 | 1980-04-29 | Norlin Industries, Inc. | Switchable divider |
DE2849797C2 (de) * | 1978-11-16 | 1982-03-11 | Siemens AG, 1000 Berlin und 8000 München | Digitale Frequenzteileranordnung |
US4267512A (en) * | 1979-01-22 | 1981-05-12 | Rustenburg William C | Digital frequency divider |
JPS55123239A (en) * | 1979-03-15 | 1980-09-22 | Matsushita Electric Ind Co Ltd | Programmable divider |
US4399549A (en) * | 1981-08-18 | 1983-08-16 | Zenith Radio Corporation | Odd number frequency division with symmetrical output |
GB2138186A (en) * | 1983-04-08 | 1984-10-17 | Philips Electronic Associated | Pulse train divider arrangement |
US4807266A (en) * | 1987-09-28 | 1989-02-21 | Compaq Computer Corporation | Circuit and method for performing equal duty cycle odd value clock division and clock synchronization |
US5029191A (en) * | 1990-01-29 | 1991-07-02 | Allied-Signal Inc. | Binary counter with resolution doubling |
FI88567C (fi) * | 1991-07-04 | 1993-05-25 | Nokia Mobile Phones Ltd | En generell synkronisk 2N+1 -divisor |
US5526392A (en) * | 1995-02-28 | 1996-06-11 | Harris Corporation | Method of scaling the outputs of a binary counter |
EP0766403B1 (fr) * | 1995-09-28 | 2003-12-10 | Sanyo Electric Co. Ltd | Diviseur de fréquence ajustable |
EP1020994A1 (fr) * | 1995-11-22 | 2000-07-19 | Sanyo Electric Co., Ltd. | PLL avec diviseur de fréquence variable de rapport (N+1/2) |
EP1005164B1 (fr) * | 1996-01-09 | 2002-11-20 | SANYO ELECTRIC Co., Ltd. | Diviseur de fréquence ajustable |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3044065A (en) * | 1957-08-05 | 1962-07-10 | Sperry Rand Corp | Electronic programming means for synchronizing a plurality of remotely located similar means |
US3409761A (en) * | 1965-10-07 | 1968-11-05 | Burroughs Corp | Counter |
US3546597A (en) * | 1968-03-28 | 1970-12-08 | Collins Radio Co | Frequency divider circuit |
BE756598A (fr) * | 1969-11-17 | 1971-03-01 | Ampex | Circuits a retard |
JPS51416B2 (fr) * | 1971-11-12 | 1976-01-08 |
-
1974
- 1974-06-06 IT IT23674/74A patent/IT1022043B/it active
-
1975
- 1975-04-09 BR BR2714/75D patent/BR7502133A/pt unknown
- 1975-04-15 FR FR7511674A patent/FR2274176A1/fr active Granted
- 1975-05-21 GB GB2182075A patent/GB1466230A/en not_active Expired
- 1975-06-05 US US05/583,903 patent/US3967205A/en not_active Expired - Lifetime
- 1975-06-05 DE DE19752525072 patent/DE2525072A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB1466230A (en) | 1977-03-02 |
IT1022043B (it) | 1978-03-20 |
US3967205A (en) | 1976-06-29 |
BR7502133A (pt) | 1976-05-25 |
FR2274176B1 (fr) | 1977-04-15 |
DE2525072A1 (de) | 1975-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |