FR2366744A1 - Dispositif de conversion de signaux numeriques en signaux analogiques et de signaux analogiques en signaux numeriques - Google Patents

Dispositif de conversion de signaux numeriques en signaux analogiques et de signaux analogiques en signaux numeriques

Info

Publication number
FR2366744A1
FR2366744A1 FR7626386A FR7626386A FR2366744A1 FR 2366744 A1 FR2366744 A1 FR 2366744A1 FR 7626386 A FR7626386 A FR 7626386A FR 7626386 A FR7626386 A FR 7626386A FR 2366744 A1 FR2366744 A1 FR 2366744A1
Authority
FR
France
Prior art keywords
signals
analogue
digital signals
digital
converting
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.)
Withdrawn
Application number
FR7626386A
Other languages
English (en)
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2366744A1 publication Critical patent/FR2366744A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/253—Telephone sets using digital voice transmission
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/002—Provisions or arrangements for saving power, e.g. by allowing a sleep mode, using lower supply voltage for downstream stages, using multiple clock domains or by selectively turning on stages when needed
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Abstract

a. Dispositif pour convertir des signaux numériques en signaux analogiques et inversement b. L'alimentation en tension du circuit de conversion comprenant un convertisseur A/D et un convertisseur D/A n'est effectuée que lorsqu'apparaissent des signaux numériques à convertir en signaux analogiques ou des signaux analogiques à convertir en signaux digitaux. c. Application pour la conversion de signaux analogiques en signaux PCM et de signaux PCM en signaux analogiques.
FR7626386A 1975-09-30 1976-09-01 Dispositif de conversion de signaux numeriques en signaux analogiques et de signaux analogiques en signaux numeriques Withdrawn FR2366744A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2543696A DE2543696C3 (de) 1975-09-30 1975-09-30 Schaltungsanordnung zur Umsetzung von Digital-Signalen in Analog-Signale und zur Umsetzung von Analog-Signalen in Digital-Signale

Publications (1)

Publication Number Publication Date
FR2366744A1 true FR2366744A1 (fr) 1978-04-28

Family

ID=5957891

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7626386A Withdrawn FR2366744A1 (fr) 1975-09-30 1976-09-01 Dispositif de conversion de signaux numeriques en signaux analogiques et de signaux analogiques en signaux numeriques

Country Status (12)

Country Link
US (1) US4069396A (fr)
JP (1) JPS5244109A (fr)
AT (1) AT356186B (fr)
BE (1) BE846791A (fr)
CH (1) CH612550A5 (fr)
DE (1) DE2543696C3 (fr)
DK (1) DK418276A (fr)
FR (1) FR2366744A1 (fr)
GB (1) GB1505324A (fr)
IT (1) IT1072795B (fr)
NL (1) NL7610650A (fr)
SE (1) SE7610404L (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5418211A (en) * 1977-07-12 1979-02-10 Maspro Denko Kk Community receiving amplifier
DE2807785A1 (de) * 1978-02-23 1979-08-30 Siemens Ag Digitales nachrichtenuebertragungssystem
US4243836A (en) * 1979-08-16 1981-01-06 Scharfe Jr James A Digital autostart circuit
DE2940617C2 (de) * 1979-10-06 1982-08-12 Standard Elektrik Lorenz Ag, 7000 Stuttgart Schaltungsanordnung zum Einleiten eines Verbindungsaufbaus in einer Fernmeldeanlage
DE3010701C2 (de) * 1980-03-20 1982-06-03 Standard Elektrik Lorenz Ag, 7000 Stuttgart Teilnehmer-Endeinrichtung für ein digitales Nachrichtenübermittlungssystem
JPS56152339A (en) * 1980-04-24 1981-11-25 Dx Antenna Co Ltd Power supply device in community receiving device
US4747120A (en) * 1985-08-13 1988-05-24 Digital Products Corporation Automatic personnel monitoring system
US5023901A (en) * 1988-08-22 1991-06-11 Vorec Corporation Surveillance system having a voice verification unit
FR2725333B1 (fr) * 1994-09-30 1996-12-13 Ind Tech Res Inst Procede et appareil pour la gestion de la puissance et la commande d'un reseau telephonique rnis

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2171757A5 (fr) * 1972-02-09 1973-09-21 Heberlein & Co Ag

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH512162A (de) * 1970-05-12 1971-08-31 Sodeco Soc Des Compteurs Einrichtung zur teilnehmerseitigen Steuerung des Ladevorganges einer Pufferbatterie in einer Fernsprechanlage
US3723656B1 (en) * 1971-04-12 1991-04-30 Telephone answering system
JPS50130307A (fr) * 1974-03-11 1975-10-15
US4021615A (en) * 1975-07-30 1977-05-03 Rca Corporation Apparatus for conserving energy in a building

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2171757A5 (fr) * 1972-02-09 1973-09-21 Heberlein & Co Ag

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/71 *

Also Published As

Publication number Publication date
ATA599676A (de) 1979-09-15
DE2543696C3 (de) 1980-04-17
IT1072795B (it) 1985-04-10
SE7610404L (sv) 1977-03-31
DE2543696A1 (de) 1977-03-31
BE846791A (fr) 1977-03-30
DK418276A (da) 1977-03-31
CH612550A5 (fr) 1979-07-31
JPS5244109A (en) 1977-04-06
DE2543696B2 (de) 1979-08-09
GB1505324A (en) 1978-03-30
NL7610650A (nl) 1977-04-01
US4069396A (en) 1978-01-17
AT356186B (de) 1980-04-10

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Legal Events

Date Code Title Description
ST Notification of lapse