FR2645389B1 - ALTERNATIVE ELECTRIC POWER MODULATION AND DISTRIBUTION CIRCUIT - Google Patents

ALTERNATIVE ELECTRIC POWER MODULATION AND DISTRIBUTION CIRCUIT

Info

Publication number
FR2645389B1
FR2645389B1 FR8904643A FR8904643A FR2645389B1 FR 2645389 B1 FR2645389 B1 FR 2645389B1 FR 8904643 A FR8904643 A FR 8904643A FR 8904643 A FR8904643 A FR 8904643A FR 2645389 B1 FR2645389 B1 FR 2645389B1
Authority
FR
France
Prior art keywords
electric power
distribution circuit
power modulation
alternative electric
alternative
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
Application number
FR8904643A
Other languages
French (fr)
Other versions
FR2645389A1 (en
Inventor
Joseph Maalouf
Philippe Sutter
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.)
COSMIC DYNAMIC SOUND HOLDING S
Original Assignee
COSMIC DYNAMIC SOUND HOLDING S
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 COSMIC DYNAMIC SOUND HOLDING S filed Critical COSMIC DYNAMIC SOUND HOLDING S
Priority to FR8904643A priority Critical patent/FR2645389B1/en
Priority to PCT/EP1990/000495 priority patent/WO1990012475A1/en
Publication of FR2645389A1 publication Critical patent/FR2645389A1/en
Application granted granted Critical
Publication of FR2645389B1 publication Critical patent/FR2645389B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K17/6871—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor
    • H03K17/6874—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor in a symmetrical configuration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/12—Sanitary or hygienic devices for mouthpieces or earpieces, e.g. for protecting against infection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
FR8904643A 1989-03-31 1989-03-31 ALTERNATIVE ELECTRIC POWER MODULATION AND DISTRIBUTION CIRCUIT Expired - Fee Related FR2645389B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR8904643A FR2645389B1 (en) 1989-03-31 1989-03-31 ALTERNATIVE ELECTRIC POWER MODULATION AND DISTRIBUTION CIRCUIT
PCT/EP1990/000495 WO1990012475A1 (en) 1989-03-31 1990-03-27 Circuit for modulation and distribution of alternative electric power

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8904643A FR2645389B1 (en) 1989-03-31 1989-03-31 ALTERNATIVE ELECTRIC POWER MODULATION AND DISTRIBUTION CIRCUIT

Publications (2)

Publication Number Publication Date
FR2645389A1 FR2645389A1 (en) 1990-10-05
FR2645389B1 true FR2645389B1 (en) 1996-08-09

Family

ID=9380519

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8904643A Expired - Fee Related FR2645389B1 (en) 1989-03-31 1989-03-31 ALTERNATIVE ELECTRIC POWER MODULATION AND DISTRIBUTION CIRCUIT

Country Status (2)

Country Link
FR (1) FR2645389B1 (en)
WO (1) WO1990012475A1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5010545A (en) * 1973-05-24 1975-02-03
US3848092A (en) * 1973-07-02 1974-11-12 R Shamma System for electronic modification of sound
US3969588A (en) * 1974-11-29 1976-07-13 Video And Audio Artistry Corporation Audio pan generator
GB1600126A (en) * 1977-03-15 1981-10-14 Hughes Microelectronics Ltd Device for providing a selectively variable proportion of an electrical signal
FR2544155B1 (en) * 1983-04-11 1986-07-18 Maalouf Joseph DEVICE FOR ASSOCIATING WITH THE VARIATION IN THE OUTPUT CURRENCIES OF AN AMPLIFIER, THE SPEED OF MOVEMENT OF IMPLEMENTING TRANSMISSION SOURCES OF ITS LINEARLY DISPOSED, SUPPLYING OTHER SOURCES, SUCH AS LUMINOUS, LIKELY TO BE ASSOCIATED OR NOT WITH THE MOVEMENT OF IMPLEMENTATION OF SOUND TRANSMISSION SOURCES
DE3634070A1 (en) * 1986-10-07 1988-04-14 Kabelmetal Electro Gmbh Circuit arrangement for switching through an electrical voltage

Also Published As

Publication number Publication date
WO1990012475A1 (en) 1990-10-18
FR2645389A1 (en) 1990-10-05

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse