CA1127246A - Programmable frequency divider - Google Patents
Programmable frequency dividerInfo
- Publication number
- CA1127246A CA1127246A CA346,167A CA346167A CA1127246A CA 1127246 A CA1127246 A CA 1127246A CA 346167 A CA346167 A CA 346167A CA 1127246 A CA1127246 A CA 1127246A
- Authority
- CA
- Canada
- Prior art keywords
- flip
- flop
- pulse
- output signals
- nand
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- FWYSBEAFFPBAQU-GFCCVEGCSA-N nodakenetin Chemical compound C1=CC(=O)OC2=C1C=C1C[C@H](C(C)(O)C)OC1=C2 FWYSBEAFFPBAQU-GFCCVEGCSA-N 0.000 description 3
- 229910002056 binary alloy Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- UREBDLICKHMUKA-DVTGEIKXSA-N betamethasone Chemical compound C1CC2=CC(=O)C=C[C@]2(C)[C@]2(F)[C@@H]1[C@@H]1C[C@H](C)[C@@](C(=O)CO)(O)[C@@]1(C)C[C@@H]2O UREBDLICKHMUKA-DVTGEIKXSA-N 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 101150110946 gatC gene Proteins 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLNZEKHULJKQBA-UHFFFAOYSA-N terbufos Chemical compound CCOP(=S)(OCC)SCSC(C)(C)C XLNZEKHULJKQBA-UHFFFAOYSA-N 0.000 description 1
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
- H03K23/66—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
- H03K23/665—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 presetting
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Manipulation Of Pulses (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3075779A JPS55123239A (en) | 1979-03-15 | 1979-03-15 | Programmable divider |
| JP54-30757 | 1979-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1127246A true CA1127246A (en) | 1982-07-06 |
Family
ID=12312551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA346,167A Expired CA1127246A (en) | 1979-03-15 | 1980-02-21 | Programmable frequency divider |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4331926A (en, 2012) |
| JP (1) | JPS55123239A (en, 2012) |
| CA (1) | CA1127246A (en, 2012) |
| DE (1) | DE3007824C2 (en, 2012) |
| FR (1) | FR2451673A1 (en, 2012) |
| GB (1) | GB2044502B (en, 2012) |
| NL (1) | NL178212C (en, 2012) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS577634A (en) * | 1980-06-16 | 1982-01-14 | Victor Co Of Japan Ltd | Frequency dividing circuit |
| US4575867A (en) * | 1982-08-09 | 1986-03-11 | Rockwell International Corporation | High speed programmable prescaler |
| US4741004A (en) * | 1986-09-29 | 1988-04-26 | Microwave Semiconductor Corporation | High-speed programmable divide-by-N counter |
| US4734921A (en) * | 1986-11-25 | 1988-03-29 | Grumman Aerospace Corporation | Fully programmable linear feedback shift register |
| GB2218230A (en) * | 1988-05-05 | 1989-11-08 | Plessey Co Plc | Programmable frequency divider |
| JPH04150226A (ja) * | 1990-10-09 | 1992-05-22 | Mitsubishi Electric Corp | 半導体集積回路 |
| US7536618B2 (en) * | 2006-05-25 | 2009-05-19 | Micron Technology, Inc. | Wide frequency range signal generator and method, and integrated circuit test system using same |
| TWI340549B (en) * | 2007-06-05 | 2011-04-11 | Ind Tech Res Inst | Divider |
| JP2010130283A (ja) * | 2008-11-27 | 2010-06-10 | Mitsumi Electric Co Ltd | カウンタ回路 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1289170A (fr) * | 1961-05-12 | 1962-03-30 | Ibm | Compteur à fonctionnement ultra-rapide |
| DE2008462B2 (de) * | 1970-02-24 | 1975-02-20 | Schlumberger, Overseas Messgeraetebau U. Vertrieb Gmbh, 8000 Muenchen | Programmierbarer Frequenzteiler |
| US3764790A (en) * | 1972-03-30 | 1973-10-09 | Nasa | Technique for extending the frequency range of digital dividers |
| DE2400394C3 (de) * | 1974-01-05 | 1981-09-03 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zur digitalen Frequenzteilung |
| IT1022043B (it) * | 1974-06-06 | 1978-03-20 | Sits Soc It Telecom Siemens | Divisore simmetrico di frequenza per un numero k dispari |
| JPS5158056A (en) * | 1974-11-18 | 1976-05-21 | Tokyo Shibaura Electric Co | N shinkauntakairo |
| US4002926A (en) * | 1975-10-02 | 1977-01-11 | Hughes Aircraft Company | High speed divide-by-N circuit |
| DE2743852A1 (de) * | 1977-09-29 | 1979-04-05 | Siemens Ag | Taktsteuerbare impulszaehleinrichtung mit waehlbarem teilerverhaeltnis |
| DE2746743C2 (de) * | 1977-10-18 | 1986-04-17 | Ibm Deutschland Gmbh, 7000 Stuttgart | Verfahren und Anordnung zur computergesteuerten Erzeugung von Impulsintervallen |
-
1979
- 1979-03-15 JP JP3075779A patent/JPS55123239A/ja active Granted
-
1980
- 1980-02-05 US US06/118,850 patent/US4331926A/en not_active Expired - Lifetime
- 1980-02-19 GB GB8005494A patent/GB2044502B/en not_active Expired
- 1980-02-20 NL NLAANVRAGE8001030,A patent/NL178212C/xx not_active IP Right Cessation
- 1980-02-21 CA CA346,167A patent/CA1127246A/en not_active Expired
- 1980-02-29 DE DE3007824A patent/DE3007824C2/de not_active Expired
- 1980-03-04 FR FR8004787A patent/FR2451673A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6129577B2 (en, 2012) | 1986-07-08 |
| GB2044502A (en) | 1980-10-15 |
| FR2451673A1 (fr) | 1980-10-10 |
| NL8001030A (nl) | 1980-09-17 |
| GB2044502B (en) | 1983-01-19 |
| FR2451673B1 (en, 2012) | 1984-05-04 |
| DE3007824C2 (de) | 1983-08-11 |
| DE3007824A1 (de) | 1980-09-18 |
| US4331926A (en) | 1982-05-25 |
| JPS55123239A (en) | 1980-09-22 |
| NL178212C (nl) | 1986-02-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |