BR7502133A - Divisor de frequencia simetrico - Google Patents

Divisor de frequencia simetrico

Info

Publication number: BR7502133A
Authority: BR; Brazil
Prior art keywords: frequency divider; symmetric frequency; symmetric; divider; frequency
Prior art date: 1974-06-06

Application number

BR2714/75D

Other languages

English (en)

Inventor

U Rossi

P Basili

Original Assignee

Sits Soc It Telecom Siemens

Priority date (The priority date 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 date listed.)

1974-06-06

Filing date

1975-04-09

Publication date

1976-05-25

1975-04-09 Application filed by Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens

1976-05-25 Publication of BR7502133A publication Critical patent/BR7502133A/pt

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

BR2714/75D 1974-06-06 1975-04-09 Divisor de frequencia simetrico BR7502133A (pt)

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 (1)

Publication Number	Publication Date
BR7502133A true BR7502133A (pt)	1976-05-25

Family

ID=11209055

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR2714/75D BR7502133A (pt)	1974-06-06	1975-04-09	Divisor de frequencia simetrico

Country Status (6)

Country	Link
US (1)	US3967205A (pt)
BR (1)	BR7502133A (pt)
DE (1)	DE2525072A1 (pt)
FR (1)	FR2274176A1 (pt)
GB (1)	GB1466230A (pt)
IT (1)	IT1022043B (pt)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
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
DE69631002T2 (de) *	1995-09-28	2004-09-16	Sanyo Electric Co., Ltd., Moriguchi	Einstellbarer Frequenzteiler
EP1020994A1 (en) *	1995-11-22	2000-07-19	Sanyo Electric Co., Ltd.	PLL with variable (N+1/2) frequency dividing ratio
EP1005164B1 (en) *	1996-01-09	2002-11-20	SANYO ELECTRIC Co., Ltd.	Variable frequency divider

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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 (pt) *	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
US3967205A (en)	1976-06-29
IT1022043B (it)	1978-03-20
FR2274176B1 (pt)	1977-04-15
DE2525072A1 (de)	1975-12-18
FR2274176A1 (fr)	1976-01-02

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