DE69120218D1 - Frequenzteilerschaltung - Google Patents
FrequenzteilerschaltungInfo
- Publication number
- DE69120218D1 DE69120218D1 DE69120218T DE69120218T DE69120218D1 DE 69120218 D1 DE69120218 D1 DE 69120218D1 DE 69120218 T DE69120218 T DE 69120218T DE 69120218 T DE69120218 T DE 69120218T DE 69120218 D1 DE69120218 D1 DE 69120218D1
- Authority
- DE
- Germany
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/1731—Optimisation thereof
- H03K19/1732—Optimisation thereof by limitation or reduction of the pin/gate ratio
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
- H03K21/02—Input 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2324261A JP2611542B2 (ja) | 1990-11-26 | 1990-11-26 | 可変分周回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69120218D1 true DE69120218D1 (de) | 1996-07-18 |
DE69120218T2 DE69120218T2 (de) | 1996-11-28 |
Family
ID=18163832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69120218T Expired - Fee Related DE69120218T2 (de) | 1990-11-26 | 1991-09-20 | Frequenzteilerschaltung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5214681A (de) |
EP (1) | EP0488505B1 (de) |
JP (1) | JP2611542B2 (de) |
DE (1) | DE69120218T2 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05335937A (ja) * | 1992-05-28 | 1993-12-17 | Mitsubishi Electric Corp | 周波数分周回路 |
US8917122B1 (en) * | 2013-09-06 | 2014-12-23 | Infinion Technologies AG | Frequency dividers |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2687325B2 (ja) * | 1984-12-18 | 1997-12-08 | 日本電気株式会社 | 分周回路 |
GB2198603A (en) * | 1986-12-05 | 1988-06-15 | Philips Electronic Associated | Divider circuit |
US4820993A (en) * | 1987-08-17 | 1989-04-11 | Cyclotomics, Inc. | Digital phase lock loop |
US4851787A (en) * | 1988-08-18 | 1989-07-25 | Avantek, Inc. | Low noise frequency synthesizer |
JPH02292915A (ja) * | 1989-05-08 | 1990-12-04 | Mitsubishi Electric Corp | 2モジュラス可変分周回路 |
JP3003078B2 (ja) * | 1989-10-16 | 2000-01-24 | 日本無線株式会社 | 分周比の切換え可能な分周回路 |
-
1990
- 1990-11-26 JP JP2324261A patent/JP2611542B2/ja not_active Expired - Lifetime
-
1991
- 1991-09-20 EP EP91308604A patent/EP0488505B1/de not_active Expired - Lifetime
- 1991-09-20 DE DE69120218T patent/DE69120218T2/de not_active Expired - Fee Related
- 1991-11-05 US US07/788,227 patent/US5214681A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69120218T2 (de) | 1996-11-28 |
EP0488505B1 (de) | 1996-06-12 |
EP0488505A1 (de) | 1992-06-03 |
JP2611542B2 (ja) | 1997-05-21 |
JPH04192721A (ja) | 1992-07-10 |
US5214681A (en) | 1993-05-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |