FI914166A - Raeknarkrets med tvao koefficienter. - Google Patents

Raeknarkrets med tvao koefficienter. Download PDF

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Publication number
FI914166A
FI914166A FI914166A FI914166A FI914166A FI 914166 A FI914166 A FI 914166A FI 914166 A FI914166 A FI 914166A FI 914166 A FI914166 A FI 914166A FI 914166 A FI914166 A FI 914166A
Authority
FI
Finland
Prior art keywords
raeknarkrets
koefficienter
tvao
med
med tvao
Prior art date
Application number
FI914166A
Other languages
English (en)
Other versions
FI914166A0 (fi
FI105617B (fi
Inventor
Paul W Dent
Original Assignee
Ericsson Ge Mobile Communicat
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 Ericsson Ge Mobile Communicat filed Critical Ericsson Ge Mobile Communicat
Publication of FI914166A0 publication Critical patent/FI914166A0/fi
Publication of FI914166A publication Critical patent/FI914166A/fi
Application granted granted Critical
Publication of FI105617B publication Critical patent/FI105617B/fi

Links

Classifications

    • 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
    • H03L7/183—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 fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/193—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 fixed numbers or the frequency divider dividing by a fixed number the frequency divider/counter comprising a commutable pre-divider, e.g. a two modulus divider
    • 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
FI914166A 1990-09-06 1991-09-04 Kaksikertoiminen laskupiiri FI105617B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/578,259 US5066927A (en) 1990-09-06 1990-09-06 Dual modulus counter for use in a phase locked loop
US57825990 1990-09-06

Publications (3)

Publication Number Publication Date
FI914166A0 FI914166A0 (fi) 1991-09-04
FI914166A true FI914166A (fi) 1992-03-07
FI105617B FI105617B (fi) 2000-09-15

Family

ID=24312092

Family Applications (1)

Application Number Title Priority Date Filing Date
FI914166A FI105617B (fi) 1990-09-06 1991-09-04 Kaksikertoiminen laskupiiri

Country Status (11)

Country Link
US (1) US5066927A (fi)
EP (1) EP0474616B1 (fi)
JP (1) JP2978296B2 (fi)
AU (1) AU638602B2 (fi)
CA (1) CA2050676C (fi)
DE (1) DE69128013T2 (fi)
ES (1) ES2109939T3 (fi)
FI (1) FI105617B (fi)
HK (1) HK1004075A1 (fi)
MX (1) MX9100958A (fi)
NZ (1) NZ239629A (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3927967A1 (de) * 1989-08-24 1991-02-28 Bosch Gmbh Robert Elektronischer zaehler
US5220275A (en) * 1991-07-26 1993-06-15 Ericsson Ge Mobile Communication Holding, Inc. Accumulator phase digitizer
US5359635A (en) * 1993-04-19 1994-10-25 Codex, Corp. Programmable frequency divider in a phase lock loop
JPH0943281A (ja) * 1995-07-28 1997-02-14 Nec Corp カウンタ装置
US5703514A (en) * 1995-12-21 1997-12-30 Hughes Electronics Digital frequency divider phase shifter
US5673051A (en) * 1995-12-21 1997-09-30 Hughes Electronics Discrete phase modulator
FR2764139B1 (fr) * 1997-05-29 1999-07-23 Alsthom Cge Alcatel Dispositif de division de frequence a prediviseur suivi d'un compteur programmable, prediviseur et synthetiseur de frequence correspondants
US6035182A (en) * 1998-01-20 2000-03-07 Motorola, Inc. Single counter dual modulus frequency division apparatus
US6418174B1 (en) * 1999-02-19 2002-07-09 Rf Micro Devices, Inc. Frequency shift key modulator
US6597246B2 (en) * 2001-05-14 2003-07-22 Dsp Group, Inc. Methods and apparatus for alteration of terminal counts of phase-locked loops
US6707874B2 (en) 2002-04-15 2004-03-16 Charles Douglas Murphy Multiple-output counters for analog-to-digital and digital-to-analog conversion
FR2865326B1 (fr) * 2004-01-20 2006-07-21 Thales Sa Procede et dispositif de division de frequence

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053739A (en) * 1976-08-11 1977-10-11 Motorola, Inc. Dual modulus programmable counter
US4084082A (en) * 1976-10-12 1978-04-11 Fairchild Camera And Instrument Corporation Programmable counter
US4184068A (en) * 1977-11-14 1980-01-15 Harris Corporation Full binary programmed frequency divider
JPS5673907A (en) * 1979-11-21 1981-06-19 Hitachi Ltd Frequency divider
US4325031A (en) * 1980-02-13 1982-04-13 Motorola, Inc. Divider with dual modulus prescaler for phase locked loop frequency synthesizer
US4316151A (en) * 1980-02-13 1982-02-16 Motorola, Inc. Phase locked loop frequency synthesizer using multiple dual modulus prescalers
US4468797A (en) * 1981-02-13 1984-08-28 Oki Electric Industry Co., Ltd. Swallow counters
US4555793A (en) * 1983-11-28 1985-11-26 Allied Corporation Averaging non-integer frequency division apparatus
US4658406A (en) * 1985-08-12 1987-04-14 Andreas Pappas Digital frequency divider or synthesizer and applications thereof
US4856032A (en) * 1987-01-12 1989-08-08 Motorola, Inc. High speed programmable frequency divider and PLL
US4891825A (en) * 1988-02-09 1990-01-02 Motorola, Inc. Fully synchronized programmable counter with a near 50% duty cycle output signal

Also Published As

Publication number Publication date
CA2050676C (en) 2001-02-20
DE69128013T2 (de) 1998-02-19
EP0474616A2 (en) 1992-03-11
NZ239629A (en) 1995-01-27
DE69128013D1 (de) 1997-11-27
EP0474616B1 (en) 1997-10-22
FI914166A0 (fi) 1991-09-04
AU638602B2 (en) 1993-07-01
HK1004075A1 (en) 1998-11-13
JP2978296B2 (ja) 1999-11-15
EP0474616A3 (en) 1992-06-03
US5066927A (en) 1991-11-19
JPH05183428A (ja) 1993-07-23
CA2050676A1 (en) 1992-03-07
FI105617B (fi) 2000-09-15
AU8369791A (en) 1992-03-12
ES2109939T3 (es) 1998-02-01
MX9100958A (es) 1992-05-04

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