FR2239049B1 - - Google Patents

Info

Publication number
FR2239049B1
FR2239049B1 FR7425212A FR7425212A FR2239049B1 FR 2239049 B1 FR2239049 B1 FR 2239049B1 FR 7425212 A FR7425212 A FR 7425212A FR 7425212 A FR7425212 A FR 7425212A FR 2239049 B1 FR2239049 B1 FR 2239049B1
Authority
FR
France
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
Application number
FR7425212A
Other versions
FR2239049A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cutler Hammer Inc
Original Assignee
Cutler Hammer Inc
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 Cutler Hammer Inc filed Critical Cutler Hammer Inc
Publication of FR2239049A1 publication Critical patent/FR2239049A1/fr
Application granted granted Critical
Publication of FR2239049B1 publication Critical patent/FR2239049B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies
    • H03B21/01—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies
    • H03B21/04—Generation of oscillations by combining unmodulated signals of different frequencies by beating unmodulated signals of different frequencies using several similar stages
FR7425212A 1973-07-23 1974-07-19 Expired FR2239049B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00381980A US3838355A (en) 1973-07-23 1973-07-23 Binary coded digital frequency synthesis

Publications (2)

Publication Number Publication Date
FR2239049A1 FR2239049A1 (fr) 1975-02-21
FR2239049B1 true FR2239049B1 (fr) 1977-10-21

Family

ID=23507082

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7425212A Expired FR2239049B1 (fr) 1973-07-23 1974-07-19

Country Status (8)

Country Link
US (1) US3838355A (fr)
JP (1) JPS5229144B2 (fr)
BR (1) BR7404515A (fr)
CA (1) CA992166A (fr)
DE (1) DE2433075B2 (fr)
FR (1) FR2239049B1 (fr)
GB (1) GB1456104A (fr)
IT (1) IT1013152B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650516Y2 (fr) * 1977-01-31 1981-11-26
US4186356A (en) * 1977-04-20 1980-01-29 Adret Electronique Phase locked loop frequency synthesizer and frequency modulator
JPS5719717Y2 (fr) * 1977-12-26 1982-04-26
JPS54149841U (fr) * 1978-04-10 1979-10-18
US4494073A (en) * 1982-09-27 1985-01-15 Cubic Corporation Frequency generator using composite digitally controlled oscillators
US4725786A (en) * 1984-07-26 1988-02-16 Comstron Corporation Full-octave direct frequency synthesizer
US4626787A (en) * 1985-03-06 1986-12-02 Harris Corporation Application of the phaselock loop to frequency synthesis
US4878027A (en) 1987-08-03 1989-10-31 Hewlett-Packard Company Direct frequency synthesizer using powers of two synthesis techniques
US4831339A (en) * 1987-08-21 1989-05-16 Nemeth-Bates Corp Oscillator having low phase noise
US4791377A (en) * 1987-10-20 1988-12-13 Gte Government Systems Corporation Direct frequency synthesizer
US5014347A (en) * 1988-02-16 1991-05-07 Gulton Industries Inc., Femco Division Field telephone system
US6194675B1 (en) 1999-12-30 2001-02-27 Square D Company Boxer linkage for double throw safety switches
US6320143B1 (en) 1999-12-30 2001-11-20 Square D Company Slider linkage for double throw safety switches
US6362442B1 (en) 1999-12-31 2002-03-26 Square D Company Two-stage self adjusting trip latch
US6271489B1 (en) 1999-12-31 2001-08-07 Square D Company Cam-lock enhanced pressure switch contacts
KR20210054111A (ko) * 2019-11-04 2021-05-13 삼성디스플레이 주식회사 표시장치

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2829255A (en) * 1955-10-10 1958-04-01 Collins Radio Co Digital frequency synthesizer system
US2894133A (en) * 1957-04-24 1959-07-07 Collins Radio Co Tuning system for frequency synthesizing means
US3212024A (en) * 1961-01-13 1965-10-12 Aircraft Radio Corp Measuring and testing circuit for frequency synthesizer
US3235815A (en) * 1962-12-14 1966-02-15 Hazeltine Research Inc Frequency synthesizer digit selector
US3372347A (en) * 1966-04-29 1968-03-05 Monsanto Co Frequency synthesizer employing minimal number of driving frequencies
US3454883A (en) * 1966-11-17 1969-07-08 Melpar Inc Binary frequency synthesizer with alternating offset frequency technique

Also Published As

Publication number Publication date
GB1456104A (en) 1976-11-17
FR2239049A1 (fr) 1975-02-21
IT1013152B (it) 1977-03-30
BR7404515A (pt) 1976-02-10
DE2433075A1 (de) 1975-03-20
DE2433075B2 (de) 1976-10-28
JPS5229144B2 (fr) 1977-07-30
JPS5044760A (fr) 1975-04-22
CA992166A (en) 1976-06-29
US3838355A (en) 1974-09-24

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Legal Events

Date Code Title Description
ST Notification of lapse