JPS5476940A - Speech frequency ripple control equipment - Google Patents
Speech frequency ripple control equipmentInfo
- Publication number
- JPS5476940A JPS5476940A JP13876078A JP13876078A JPS5476940A JP S5476940 A JPS5476940 A JP S5476940A JP 13876078 A JP13876078 A JP 13876078A JP 13876078 A JP13876078 A JP 13876078A JP S5476940 A JPS5476940 A JP S5476940A
- Authority
- JP
- Japan
- Prior art keywords
- control equipment
- frequency ripple
- ripple control
- speech frequency
- speech
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00007—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission
- H02J13/00009—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission using pulsed signals
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/121—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using the power network as support for the transmission
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Dc-Dc Converters (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2750394A DE2750394C3 (de) | 1977-11-10 | 1977-11-10 | Tonfrequenz-Rundsteueranlage mit einem Wechselrichter als Tonfrequenz- Rundsteuersender |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5476940A true JPS5476940A (en) | 1979-06-20 |
Family
ID=6023471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13876078A Pending JPS5476940A (en) | 1977-11-10 | 1978-11-10 | Speech frequency ripple control equipment |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5476940A (ja) |
CH (1) | CH638348A5 (ja) |
DE (1) | DE2750394C3 (ja) |
FR (1) | FR2408934A2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3008480A1 (de) * | 1980-03-05 | 1981-09-10 | Siemens AG, 1000 Berlin und 8000 München | Tonfrequenz-rundsteueranlage mit einer stromueberwachungseinrichtung |
DE19738127A1 (de) * | 1997-09-01 | 1999-03-18 | Siemens Ag | Tonfrequenz-Rundsteuersender mit einem kapazitiven Speicher aufweisenden Pulsstromrichter |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3733537A (en) * | 1970-08-17 | 1973-05-15 | Westinghouse Electric Corp | Apparatus for limiting instantaneous inverter current |
US3733540A (en) * | 1972-02-03 | 1973-05-15 | Motorola Inc | Switching regulator sweep starting protection circuit |
DE2456344C3 (de) * | 1974-11-28 | 1983-04-14 | Siemens AG, 1000 Berlin und 8000 München | Tonfrequenz-Rundsteueranlage |
-
1977
- 1977-11-10 DE DE2750394A patent/DE2750394C3/de not_active Expired
-
1978
- 1978-11-03 CH CH1133678A patent/CH638348A5/de not_active IP Right Cessation
- 1978-11-09 FR FR7831748A patent/FR2408934A2/fr active Granted
- 1978-11-10 JP JP13876078A patent/JPS5476940A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2408934A2 (fr) | 1979-06-08 |
FR2408934B2 (ja) | 1984-03-23 |
CH638348A5 (en) | 1983-09-15 |
DE2750394B2 (de) | 1980-02-14 |
DE2750394A1 (de) | 1979-05-17 |
DE2750394C3 (de) | 1983-11-17 |
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