GB1257490A - - Google Patents
Info
- Publication number
- GB1257490A GB1257490A GB1257490DA GB1257490A GB 1257490 A GB1257490 A GB 1257490A GB 1257490D A GB1257490D A GB 1257490DA GB 1257490 A GB1257490 A GB 1257490A
- Authority
- GB
- United Kingdom
- Prior art keywords
- terminal
- transistor
- signal
- output
- conducts
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
- H04Q9/14—Calling by using pulses
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Selective Calling Equipment (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1655968A CH483734A (de) | 1968-11-06 | 1968-11-06 | Schaltanlage |
CH1545269A CH494485A (de) | 1968-11-06 | 1969-10-15 | Schaltanlage |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1257490A true GB1257490A (US20070167479A1-20070719-C00034.png) | 1971-12-22 |
Family
ID=25716461
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1257490D Expired GB1257490A (US20070167479A1-20070719-C00034.png) | 1968-11-06 | 1969-11-03 |
Country Status (5)
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5426677B2 (US20070167479A1-20070719-C00034.png) * | 1973-07-28 | 1979-09-05 | ||
US3903499A (en) * | 1973-10-04 | 1975-09-02 | Reliance Electric Co | Permutation addressing system |
DE2503679C2 (de) * | 1975-01-30 | 1983-01-27 | Robert Bosch Gmbh, 7000 Stuttgart | Fernwirksystem zum selektiven Ansteuern von Verbrauchern, insbesondere in Kraftfahrzeugen |
DE2602110C2 (de) * | 1976-01-21 | 1983-12-08 | Ruhrtal Elektrizitätsgesellschaft Hartig GmbH & Co, 4300 Essen | Dezentralisierte Steuer- und Überwachungseinrichtung für Energieversorgungsanlagen |
DE2822938C2 (de) * | 1978-05-26 | 1984-03-15 | WLW-Elektrotechnik GmbH & Co KG, 4150 Krefeld | Steuerungs- und Überwachungseinrichtung für eine aus mehreren Geräten bestehende elektrisch betriebene Anlage |
GB2031624B (en) * | 1978-08-15 | 1982-03-31 | Rovex Ltd | Remote control of electrical devices |
DE2844388C2 (de) * | 1978-10-12 | 1984-07-19 | WLW-Elektrotechnik GmbH & Co KG, 4150 Krefeld | Anzeige- und Bedienungseinschub für eine elektrische Steuerungs- und Überwachungseinrichtung |
DE9210909U1 (de) * | 1992-08-14 | 1992-10-22 | Siemens AG, 8000 München | Steuermodul |
US5895987A (en) * | 1997-12-22 | 1999-04-20 | S&C Electric Company | Power operator for switchgear with manual features |
DE10117129A1 (de) * | 2001-04-06 | 2002-10-17 | Bayerische Motoren Werke Ag | Verfahren zum Betrieb eines Generators bei einem Fahrzeug |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3200380A (en) * | 1961-02-16 | 1965-08-10 | Burroughs Corp | Data processing system |
SE319932B (US20070167479A1-20070719-C00034.png) * | 1961-11-27 | 1970-01-26 | H Jensen | |
US3349374A (en) * | 1963-08-05 | 1967-10-24 | Motorola Inc | Supervisory control system with message traffic control |
GB1114522A (en) * | 1964-06-10 | 1968-05-22 | English Electric Co Ltd | Analogue signal transmission system |
US3457559A (en) * | 1965-11-26 | 1969-07-22 | Warren L Spielman | Electronic annunciator means |
US3470542A (en) * | 1967-03-17 | 1969-09-30 | Wang Laboratories | Modular system design |
US3427589A (en) * | 1967-06-29 | 1969-02-11 | Bell Telephone Labor Inc | On-line delivery of data messages from a transmitter to receivers on the same multistation line |
-
1968
- 1968-11-06 CH CH1655968A patent/CH483734A/de not_active IP Right Cessation
-
1969
- 1969-10-15 CH CH1545269A patent/CH494485A/de not_active IP Right Cessation
- 1969-11-03 DE DE1955049A patent/DE1955049B2/de not_active Withdrawn
- 1969-11-03 GB GB1257490D patent/GB1257490A/en not_active Expired
- 1969-11-06 US US874664A patent/US3701101A/en not_active Expired - Lifetime
-
1970
- 1970-10-05 AT AT894970A patent/AT302466B/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE1955049A1 (de) | 1970-06-04 |
CH494485A (de) | 1970-07-31 |
AT302466B (de) | 1972-10-10 |
US3701101A (en) | 1972-10-24 |
CH483734A (de) | 1969-12-31 |
DE1955049B2 (de) | 1978-06-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1330103A (en) | Hybrid circuit | |
GB1163788A (en) | Driver-Sense Circuit Arrangements in Memory Systems | |
GB1261211A (en) | Improvements in timed shared amplifiers | |
GB1257490A (US20070167479A1-20070719-C00034.png) | ||
GB1393384A (en) | Amplifier circuit for transmission lines | |
GB1256240A (en) | Improvements in or relating to hybrid circuits | |
GB1410380A (en) | Tone control circuit | |
GB1162044A (en) | Differential Amplifier | |
GB1338896A (en) | Hybrid networks | |
GB1334163A (en) | Telephone circuits utilizing active elements | |
GB1257316A (US20070167479A1-20070719-C00034.png) | ||
GB1399399A (en) | Attenuators | |
GB1104103A (en) | Improvements relating to data transmission apparatus | |
GB1192905A (en) | An Oscillator Circuit | |
GB1247770A (en) | Field effect transistor logic circuits | |
GB1325784A (en) | Telephone circuits utilizing active elements | |
JPS5261945A (en) | Transistor circuit | |
GB1152035A (en) | Improvements in or relating to D.C. Restoring Circuits | |
GB1223053A (en) | Improvements in or relating to balanced to unbalanced coupling circuits | |
GB1267441A (en) | Fluid flow metering method and system | |
GB1330117A (en) | Telephone circuits | |
GB1246381A (en) | Improvements in or relating to telephone instrument circuit arrangements | |
GB1124351A (en) | Improvements in or relating to electric circuits | |
GB1531625A (en) | Signal transfer circuits | |
GB1057634A (en) | Circuit arrangements for the transmission of signals over an unbalanced circuit |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |