CH612550A5 - - Google Patents
Info
- Publication number
- CH612550A5 CH612550A5 CH925876A CH925876A CH612550A5 CH 612550 A5 CH612550 A5 CH 612550A5 CH 925876 A CH925876 A CH 925876A CH 925876 A CH925876 A CH 925876A CH 612550 A5 CH612550 A5 CH 612550A5
- Authority
- CH
- Switzerland
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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Interface Circuits In Exchanges (AREA)
- Devices For Supply Of Signal Current (AREA)
- Communication Control (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Analogue/Digital Conversion (AREA)
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 |
---|---|
CH612550A5 true CH612550A5 (xx) | 1979-07-31 |
Family
ID=5957891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH925876A CH612550A5 (xx) | 1975-09-30 | 1976-07-19 |
Country Status (12)
Country | Link |
---|---|
US (1) | US4069396A (xx) |
JP (1) | JPS5244109A (xx) |
AT (1) | AT356186B (xx) |
BE (1) | BE846791A (xx) |
CH (1) | CH612550A5 (xx) |
DE (1) | DE2543696C3 (xx) |
DK (1) | DK418276A (xx) |
FR (1) | FR2366744A1 (xx) |
GB (1) | GB1505324A (xx) |
IT (1) | IT1072795B (xx) |
NL (1) | NL7610650A (xx) |
SE (1) | SE7610404L (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4435978A1 (de) * | 1994-09-30 | 1996-04-11 | Ind Tech Res Inst | Verfahren und Vorrichtung für Leistungsmanagement und Netzwerksteuerung eines ISDN-Telefons |
Families Citing this family (8)
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 |
Family Cites Families (5)
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 | |
DE2206110A1 (de) * | 1972-02-09 | 1973-08-16 | Heberlein & Co Ag | Verfahren zum stromsparenden betrieb von tragbaren digitalen messgeraeten |
JPS50130307A (xx) * | 1974-03-11 | 1975-10-15 | ||
US4021615A (en) * | 1975-07-30 | 1977-05-03 | Rca Corporation | Apparatus for conserving energy in a building |
-
1975
- 1975-09-30 DE DE2543696A patent/DE2543696C3/de not_active Expired
-
1976
- 1976-07-19 CH CH925876A patent/CH612550A5/xx not_active IP Right Cessation
- 1976-08-12 AT AT599676A patent/AT356186B/de not_active IP Right Cessation
- 1976-08-20 GB GB34744/76A patent/GB1505324A/en not_active Expired
- 1976-09-01 FR FR7626386A patent/FR2366744A1/fr not_active Withdrawn
- 1976-09-13 US US05/722,401 patent/US4069396A/en not_active Expired - Lifetime
- 1976-09-16 DK DK418276A patent/DK418276A/da unknown
- 1976-09-20 SE SE7610404A patent/SE7610404L/xx unknown
- 1976-09-24 IT IT27594/76A patent/IT1072795B/it active
- 1976-09-24 NL NL7610650A patent/NL7610650A/xx not_active Application Discontinuation
- 1976-09-30 BE BE171112A patent/BE846791A/xx unknown
- 1976-09-30 JP JP51117918A patent/JPS5244109A/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4435978A1 (de) * | 1994-09-30 | 1996-04-11 | Ind Tech Res Inst | Verfahren und Vorrichtung für Leistungsmanagement und Netzwerksteuerung eines ISDN-Telefons |
DE4435978C2 (de) * | 1994-09-30 | 2002-01-17 | Ind Tech Res Inst | Verfahren und Vorrichtung für Leistungsmanagement und Netzwerksteuerung eines ISDN-Telefons |
Also Published As
Publication number | Publication date |
---|---|
BE846791A (fr) | 1977-03-30 |
ATA599676A (de) | 1979-09-15 |
DE2543696C3 (de) | 1980-04-17 |
NL7610650A (nl) | 1977-04-01 |
AT356186B (de) | 1980-04-10 |
DK418276A (da) | 1977-03-31 |
JPS5244109A (en) | 1977-04-06 |
GB1505324A (en) | 1978-03-30 |
DE2543696B2 (de) | 1979-08-09 |
IT1072795B (it) | 1985-04-10 |
DE2543696A1 (de) | 1977-03-31 |
FR2366744A1 (fr) | 1978-04-28 |
US4069396A (en) | 1978-01-17 |
SE7610404L (sv) | 1977-03-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |