FR2471696B1 - Convertisseur de frequence a facteurs de transmission variables graduellement en quadrature - Google Patents

Convertisseur de frequence a facteurs de transmission variables graduellement en quadrature

Info

Publication number
FR2471696B1
FR2471696B1 FR8025842A FR8025842A FR2471696B1 FR 2471696 B1 FR2471696 B1 FR 2471696B1 FR 8025842 A FR8025842 A FR 8025842A FR 8025842 A FR8025842 A FR 8025842A FR 2471696 B1 FR2471696 B1 FR 2471696B1
Authority
FR
France
Prior art keywords
quadrature
frequency converter
variable transmission
transmission factors
gradually variable
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
Application number
FR8025842A
Other languages
English (en)
Other versions
FR2471696A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2471696A1 publication Critical patent/FR2471696A1/fr
Application granted granted Critical
Publication of FR2471696B1 publication Critical patent/FR2471696B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0025—Gain control circuits
    • H03D2200/0027—Gain control circuits including arrangements for assuring the same gain in two paths
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0066—Mixing
    • H03D2200/0068—Mixing by computation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0082—Quadrature arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Networks Using Active Elements (AREA)
  • Analogue/Digital Conversion (AREA)
  • Feedback Control In General (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Junction Field-Effect Transistors (AREA)
  • Transmitters (AREA)
FR8025842A 1979-12-11 1980-12-05 Convertisseur de frequence a facteurs de transmission variables graduellement en quadrature Expired FR2471696B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU792845551A SU955109A1 (ru) 1979-12-11 1979-12-11 Устройство дл формировани квадратурных гармонических колебаний

Publications (2)

Publication Number Publication Date
FR2471696A1 FR2471696A1 (fr) 1981-06-19
FR2471696B1 true FR2471696B1 (fr) 1987-08-21

Family

ID=20861789

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8025842A Expired FR2471696B1 (fr) 1979-12-11 1980-12-05 Convertisseur de frequence a facteurs de transmission variables graduellement en quadrature

Country Status (11)

Country Link
US (1) US4409555A (fr)
JP (1) JPS56501706A (fr)
AT (1) AT383445B (fr)
DD (1) DD155221A1 (fr)
DE (1) DE3050140A1 (fr)
FI (1) FI803844L (fr)
FR (1) FR2471696B1 (fr)
GB (1) GB2075780B (fr)
SE (1) SE426278B (fr)
SU (1) SU955109A1 (fr)
WO (1) WO1981001762A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8104668A (nl) * 1981-10-14 1983-05-02 Philips Nv Vermenigvuldigschakeling voor stereo-decoders.
US4524326A (en) * 1982-07-22 1985-06-18 Amca International Corp. Digitally-driven sine/cosine generator and modulator
JP2701836B2 (ja) * 1985-03-14 1998-01-21 オムロン株式会社 回路折抗値調整方法
GB2201559A (en) * 1987-01-23 1988-09-01 Gen Electric Plc Electrical signal mixer circuit
US4727752A (en) * 1987-02-04 1988-03-01 Sundstrand Data Control, Inc. Pseudosinusoidal oscillator drive system
EP2313001B8 (fr) * 2008-05-12 2012-03-28 Tallinn University Of Technology Procede et dispositif utilisant des formes d'ondes carrees raccourcies dans un traitement de signaux synchrones

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3656151A (en) * 1970-03-26 1972-04-11 Magnavox Co Digital function generation network
US3657657A (en) * 1970-08-03 1972-04-18 William T Jefferson Digital sine wave generator
US3747088A (en) * 1970-12-30 1973-07-17 Analog Devices Inc Solid state digital to analog converter
US3728719A (en) * 1972-03-20 1973-04-17 Us Navy R-2r resistive ladder, digital-to-analog converter
JPS5129060B2 (fr) * 1972-05-18 1976-08-23
JPS4973613A (fr) * 1972-11-20 1974-07-16
JPS5068454A (fr) * 1973-10-19 1975-06-07
GB1592856A (en) * 1976-11-27 1981-07-08 Ferranti Ltd Semiconductor devices
JPS5829886B2 (ja) * 1977-12-22 1983-06-25 ヤマハ株式会社 多相信号発生器
US4336526A (en) * 1978-08-04 1982-06-22 Intersil, Inc. Successive approximation analog-to-digital converter using non-binary series

Also Published As

Publication number Publication date
DD155221A1 (de) 1982-05-19
GB2075780A (en) 1981-11-18
SU955109A1 (ru) 1982-08-30
WO1981001762A1 (fr) 1981-06-25
US4409555A (en) 1983-10-11
DE3050140A1 (en) 1982-03-25
GB2075780B (en) 1984-06-13
SE8104751L (sv) 1981-08-07
AT383445B (de) 1987-07-10
FI803844L (fi) 1981-06-12
JPS56501706A (fr) 1981-11-19
FR2471696A1 (fr) 1981-06-19
ATA912680A (de) 1986-11-15
SE426278B (sv) 1982-12-20

Similar Documents

Publication Publication Date Title
FR2450386B1 (fr) Transmission de puissance a poulies variables
AT375882B (de) Stufenlos variables keilriemengetriebe
DK156345C (da) Mikroboelge-filter med kapacitiv kobling mellem transmissionslinjer
FR2444204B1 (fr) Transmission hydromecanique a variation continue
FR2465390B1 (fr) Four a micro-ondes
FR2454219B1 (fr) Modulateur de frequence
GB2011561A (en) Infinitely variable transmission with power branching
FR2497425B1 (fr) Synthetiseur de frequence a multiplicateur fractionnaire
AR216973A1 (es) Conjunto de transmision homocinetico
DE2962490D1 (en) Power shift transmission
DE2965360D1 (en) Transmission provided with a variable v-belt transmission and a hydrodynamic transmission
IT1132082B (it) Oscillatore a frequenza variabile
FR2471696B1 (fr) Convertisseur de frequence a facteurs de transmission variables graduellement en quadrature
ZA772708B (en) Improvements in or relating to a frequency converter
FR2426843B1 (fr) Transmission a engrenages
JPS55112007A (en) Variable freouency oscillator
EP0040864A3 (en) Power shift transmission
FR2472301B1 (fr) Multiplicateur de frequence
IT7968788A0 (it) Trasmissione di potenza a cinghia trapezoidale a rapporto variabile automaticamente
IT8067021A0 (it) Trasmissione a cinghia trapezoidale
DE3070751D1 (en) Continuously variable transmission
ATA912980A (de) Anordnung zur steuerung der uebertragung in einem netz mit duplexuebertragung
JPS54114672A (en) Beltttype infinite transmission with clutch function
JPS5484168A (en) Infinitely variable speed transmission
GB1522070A (en) Variable speed transmission

Legal Events

Date Code Title Description
ST Notification of lapse