BR7502133A - Divisor de frequencia simetrico - Google Patents

Divisor de frequencia simetrico

Info

Publication number
BR7502133A
BR7502133A BR2714/75D BR7502714D BR7502133A BR 7502133 A BR7502133 A BR 7502133A BR 2714/75 D BR2714/75 D BR 2714/75D BR 7502714 D BR7502714 D BR 7502714D BR 7502133 A BR7502133 A BR 7502133A
Authority
BR
Brazil
Prior art keywords
frequency divider
symmetric frequency
symmetric
divider
frequency
Prior art date
Application number
BR2714/75D
Other languages
English (en)
Portuguese (pt)
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.)
Filing date
Publication date
Application filed by Sits Soc It Telecom Siemens filed Critical Sits Soc It Telecom Siemens
Publication of BR7502133A publication Critical patent/BR7502133A/pt

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
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 (enExample)
BR (1) BR7502133A (enExample)
DE (1) DE2525072A1 (enExample)
FR (1) FR2274176A1 (enExample)
GB (1) GB1466230A (enExample)
IT (1) IT1022043B (enExample)

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
EP0766403B1 (en) * 1995-09-28 2003-12-10 Sanyo Electric Co. Ltd Variable frequency divider
EP1020994A1 (en) * 1995-11-22 2000-07-19 Sanyo Electric Co., Ltd. PLL with variable (N+1/2) frequency dividing ratio
DE69624952T2 (de) * 1996-01-09 2003-08-28 Sanyo Electric Co., Ltd. Einstellbarer Frequenzteiler

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
JPS5135340B2 (enExample) * 1971-11-12 1976-10-01

Also Published As

Publication number Publication date
GB1466230A (en) 1977-03-02
US3967205A (en) 1976-06-29
FR2274176B1 (enExample) 1977-04-15
FR2274176A1 (fr) 1976-01-02
IT1022043B (it) 1978-03-20
DE2525072A1 (de) 1975-12-18

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