CN100583642C - 包括分频器的装置 - Google Patents
包括分频器的装置 Download PDFInfo
- Publication number
- CN100583642C CN100583642C CN200580007778A CN200580007778A CN100583642C CN 100583642 C CN100583642 C CN 100583642C CN 200580007778 A CN200580007778 A CN 200580007778A CN 200580007778 A CN200580007778 A CN 200580007778A CN 100583642 C CN100583642 C CN 100583642C
- Authority
- CN
- China
- Prior art keywords
- input
- signal
- output
- frequency
- gate circuit
- 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
Images
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
- H03K23/68—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 a non-integer
-
- 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
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
- H03L7/197—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
- H03L7/1974—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division
- H03L7/1976—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division using a phase accumulator for controlling the counter or frequency divider
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Description
p<sub>1</sub> | P<sub>0</sub> | ΣΔ<sub>1</sub> | ΣΔ<sub>0</sub> | 22 | 21 | p<sup>*</sup><sub>1</sub> | p<sup>*</sup><sub>0</sub> | m<sub>1</sub> | m<sub>0</sub> |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | x | x |
0 | 0 | 0 | 1 | 0 | 1x | 0 | 1 | x | 0 |
0 | 0 | 1 | 0 | 1x | 0 | 1 | 0 | 0 | x |
0 | 0 | 1 | 1 | 1x | 1x | 1 | 1 | 0 | 0 |
0 | 1 | 0 | 0 | 0 | 1x | 0 | 1 | x | 0 |
0 | 1 | 0 | 1 | 0 | 2x | 0 | 1 | x | 1 |
0 | 1 | 1 | 0 | 1x | 1x | 1 | 1 | 0 | 0 |
0 | 1 | 1 | 1 | 1x | 2x | 1 | 1 | 0 | 1 |
1 | 0 | 0 | 0 | 1x | 0 | 1 | 0 | 0 | x |
1 | 0 | 0 | 1 | 1x | 1x | 1 | 1 | 0 | 0 |
1 | 0 | 1 | 0 | 2x | 0 | 1 | 0 | 1 | x |
1 | 0 | 1 | 1 | 2x | 1x | 1 | 1 | 1 | 0 |
1 | 1 | 0 | 0 | 1x | 1x | 1 | 1 | 0 | 0 |
1 | 1 | 0 | 1 | 1x | 2x | 1 | 1 | 0 | 1 |
1 | 1 | 1 | 0 | 2x | 1x | 1 | 1 | 1 | 0 |
1 | 1 | 1 | 1 | 2x | 2x | 1 | 1 | 1 | 1 |
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04101016.6 | 2004-03-12 | ||
EP04101016 | 2004-03-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1930781A CN1930781A (zh) | 2007-03-14 |
CN100583642C true CN100583642C (zh) | 2010-01-20 |
Family
ID=34960615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200580007778A Expired - Fee Related CN100583642C (zh) | 2004-03-12 | 2005-03-02 | 包括分频器的装置 |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1728327B1 (zh) |
JP (1) | JP2007529179A (zh) |
CN (1) | CN100583642C (zh) |
AT (1) | ATE400088T1 (zh) |
DE (1) | DE602005007868D1 (zh) |
WO (1) | WO2005091507A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6344979B2 (ja) * | 2014-05-30 | 2018-06-20 | 三菱電機株式会社 | 可変分周回路 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2572302B2 (ja) * | 1990-09-07 | 1997-01-16 | 日本無線株式会社 | 可変分周装置 |
US5195111A (en) * | 1990-09-07 | 1993-03-16 | Nihon Musen Kabushiki Kaisha | Programmable frequency dividing apparatus |
JPH0783257B2 (ja) * | 1990-09-07 | 1995-09-06 | 日本無線株式会社 | 可変分周装置 |
JP2004516768A (ja) * | 2000-12-22 | 2004-06-03 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 低減された消費電力を伴う周波数分周器、該分周器に基づく装置、及び電力の効率的な周波数分周器のための方法 |
US7042257B2 (en) * | 2001-08-29 | 2006-05-09 | Koninklijke Philips Electronics N.V. | Frequency divider with reduced jitter and transmitter based thereon |
KR100398048B1 (ko) * | 2001-12-11 | 2003-09-19 | 한국전자통신연구원 | 델타 시그마 나누기의 구조 |
-
2005
- 2005-03-02 EP EP05708909A patent/EP1728327B1/en not_active Expired - Lifetime
- 2005-03-02 JP JP2007502470A patent/JP2007529179A/ja active Pending
- 2005-03-02 AT AT05708909T patent/ATE400088T1/de not_active IP Right Cessation
- 2005-03-02 DE DE602005007868T patent/DE602005007868D1/de not_active Expired - Lifetime
- 2005-03-02 CN CN200580007778A patent/CN100583642C/zh not_active Expired - Fee Related
- 2005-03-02 WO PCT/IB2005/050772 patent/WO2005091507A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO2005091507A1 (en) | 2005-09-29 |
EP1728327B1 (en) | 2008-07-02 |
ATE400088T1 (de) | 2008-07-15 |
JP2007529179A (ja) | 2007-10-18 |
CN1930781A (zh) | 2007-03-14 |
EP1728327A1 (en) | 2006-12-06 |
DE602005007868D1 (de) | 2008-08-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: NXP CO., LTD. Free format text: FORMER OWNER: KONINKLIJKE PHILIPS ELECTRONICS N.V. Effective date: 20071019 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20071019 Address after: Holland Ian Deho Finn Applicant after: Koninkl Philips Electronics NV Address before: Holland Ian Deho Finn Applicant before: Koninklijke Philips Electronics N.V. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100120 Termination date: 20180302 |