CH548684A - Tonfrequenzfilter fuer rundsteueranlagen. - Google Patents
Tonfrequenzfilter fuer rundsteueranlagen.Info
- Publication number
- CH548684A CH548684A CH308773A CH308773A CH548684A CH 548684 A CH548684 A CH 548684A CH 308773 A CH308773 A CH 308773A CH 308773 A CH308773 A CH 308773A CH 548684 A CH548684 A CH 548684A
- Authority
- CH
- Switzerland
- Prior art keywords
- control systems
- sound frequency
- rotary control
- frequency filters
- filters
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H19/00—Networks using time-varying elements, e.g. N-path filters
- H03H19/002—N-path filters
-
- 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
- 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)
- Filters That Use Time-Delay Elements (AREA)
- Networks Using Active Elements (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2212814A DE2212814B2 (de) | 1972-03-16 | 1972-03-16 | Tonfrequenzfilter für Rundsteueranlagen |
Publications (1)
Publication Number | Publication Date |
---|---|
CH548684A true CH548684A (de) | 1974-04-30 |
Family
ID=5839152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH308773A CH548684A (de) | 1972-03-16 | 1973-03-02 | Tonfrequenzfilter fuer rundsteueranlagen. |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS491987A (xx) |
BE (1) | BE796734A (xx) |
CH (1) | CH548684A (xx) |
DE (1) | DE2212814B2 (xx) |
FR (1) | FR2176124B3 (xx) |
IT (1) | IT981336B (xx) |
NL (1) | NL7303495A (xx) |
-
1972
- 1972-03-16 DE DE2212814A patent/DE2212814B2/de not_active Withdrawn
-
1973
- 1973-03-02 CH CH308773A patent/CH548684A/xx not_active IP Right Cessation
- 1973-03-12 JP JP48028910A patent/JPS491987A/ja active Pending
- 1973-03-13 IT IT21522/73A patent/IT981336B/it active
- 1973-03-13 NL NL7303495A patent/NL7303495A/xx unknown
- 1973-03-14 BE BE128760A patent/BE796734A/xx unknown
- 1973-03-15 FR FR7309387A patent/FR2176124B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2212814B2 (de) | 1974-07-11 |
FR2176124B3 (xx) | 1976-03-12 |
DE2212814A1 (de) | 1973-09-27 |
IT981336B (it) | 1974-10-10 |
BE796734A (fr) | 1973-07-02 |
NL7303495A (xx) | 1973-09-18 |
JPS491987A (xx) | 1974-01-09 |
FR2176124A1 (xx) | 1973-10-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |