Patents for H04Q 9 - 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 (14,096) |
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01/20/1998 | US5710525 Radio-frequency module with phase lock loop and frequency setting |
01/15/1998 | DE19629484A1 Vorrichtung zur Steuerung, Regelung und Kontrolle einer Laufbildkamera Apparatus for control, regulation and control of a movie camera |
01/14/1998 | EP0817734A1 Remote control system suitable for a vehicle and having remote transmitter verification |
01/13/1998 | US5708195 Pipeline breakage sensing system and sensing method |
01/08/1998 | WO1998000945A2 Random interval inventory system |
01/08/1998 | WO1998000933A1 Remote controller |
01/07/1998 | EP0817479A2 Video system control method |
01/07/1998 | CN2272175Y Multi-functional domestic electrical equipment controller using telephone |
01/06/1998 | US5706112 Light signal remote control apparatus and light signal level controlling method |
01/06/1998 | US5705997 Self illumination circuit of a hand-held remote control device and self illumination method thereof |
01/06/1998 | US5705991 In a method of operating a secure entry system |
12/30/1997 | US5704009 Method and apparatus for transmitting a voice sample to a voice activated data processing system |
12/24/1997 | WO1997049077A1 An add-on unit for connecting to a mobile station and a mobile station |
12/24/1997 | CN1168573A Remote controller receiving frequency selecting apparatus and its method |
12/24/1997 | CN1168506A Method and apparatus for controlling peripheral equipment |
12/17/1997 | EP0813348A1 Remote controlled measuring device and method for remotely operating a plurality of measuring points |
12/17/1997 | CN1168038A Arrangement and method for checking identification signal |
12/16/1997 | US5699250 Vehicle communication system |
12/16/1997 | US5698906 Remotely-controlled locking systems employing a holographic display |
12/10/1997 | EP0812092A2 Method and system for controlling the communication of electronic equipment |
12/10/1997 | EP0812091A2 Method and system for controlling the communication of electronic equipment |
12/10/1997 | EP0811528A2 Control installation |
12/10/1997 | EP0811274A1 Remote control device and remote control method |
12/10/1997 | CN1167381A Identification signal reording method and device |
12/09/1997 | US5697048 On-vehicle data communication system and method |
12/09/1997 | US5696501 Method and apparatus for performing the register functions for a plurality of metering devices at a common node |
12/09/1997 | US5696482 Safety system for protecting movable objects |
12/09/1997 | US5696480 Communications apparatus for preventing an adverse effect on a processing analog signal produced at a loop connection time due to charging/discharging |
11/26/1997 | EP0808972A2 Identification signal registering method and apparatus |
11/26/1997 | EP0808761A1 Method of determining car position |
11/26/1997 | CN1166122A Remote controller, transmitting and receiving apparatus and method |
11/26/1997 | CN1166080A Switched-mode power supply having standby mode |
11/26/1997 | CN1036563C Automatic information service system based on telephone |
11/26/1997 | CN1036542C Electric hydraulic system with distributing control |
11/25/1997 | US5691715 Method and apparatus for detecting fraudulent power line communications signal |
11/25/1997 | US5691714 Process for the serial transmission of digital measurement values |
11/25/1997 | US5691494 Centralized system providing karaoke service and extraneous service to terminals |
11/19/1997 | EP0807733A2 Identification signal checking apparatus and methods |
11/19/1997 | EP0807732A2 Checking of identification signals |
11/18/1997 | US5687734 Flexible patient monitoring system featuring a multiport transmitter |
11/13/1997 | WO1997042578A1 Method for selecting an electronic module from a plurality of modules present in the query field of a terminal |
11/13/1997 | WO1997042385A1 A wake-up detector system |
11/12/1997 | CN2267583Y Multi-function remote controller for telephone |
11/11/1997 | US5687391 Fault tolerant multipoint control and data collection system |
11/11/1997 | US5687175 Adaptive time-division multiplexing communications protocol method and system |
11/05/1997 | EP0805594A2 Remote controller, transmitting and receiving apparatus and method |
11/05/1997 | EP0805574A1 Method for generating a clock signal for use in a data receiver, clock generator and remote controlled access system for vehicles |
11/05/1997 | EP0804843A1 Control network and configuration method therefor |
11/04/1997 | US5684450 Electricity distribution and/or power transmission network and filter for telecommunication over power lines |
11/04/1997 | US5684449 Compatible interface for domestic industrial and professional devices control |
10/29/1997 | EP0804026A2 Device for switching off the main voltage of an electrical appliance |
10/29/1997 | EP0803169A1 Adaptive time-division multiplexing communications protocol method and system |
10/29/1997 | CN2266241Y Multifunctional TV guarding device at entrance |
10/29/1997 | CN1163685A Building management system with packet hopping communication function |
10/23/1997 | WO1997039600A1 A method and a system for data communication over a data line |
10/21/1997 | US5680116 Static routing system |
10/21/1997 | US5680115 Remote controlling method |
10/15/1997 | EP0697094A4 Fault tolerant multipoint data collection system |
10/07/1997 | US5675510 Computer use meter and analyzer |
10/07/1997 | US5675421 Facsimile machine with a mailbox function and remote operation mode |
10/02/1997 | WO1997036257A1 Hand-held remote controller with trigger selection button |
10/02/1997 | CA2250156A1 Hand-held remote controller with trigger selection button |
10/01/1997 | CN1036037C Switching system |
09/30/1997 | US5673252 Communications protocol for remote data generating stations |
09/30/1997 | US5673192 Electrical equipment control system for a vehicle utilizing one central processing unit |
09/25/1997 | WO1997035282A1 Data-transmission device, consisting of a pulse generator and a monitoring unit, for use in vehicle, and pulse generator for use with the monitoring unit |
09/24/1997 | EP0797308A2 Radio data transmitter and receiver |
09/24/1997 | EP0796965A1 Transmission and reception system for controlling locking/unlocking operation of a lock |
09/24/1997 | EP0796519A1 Control device, in particular for actuating valves |
09/23/1997 | US5670958 Remote control method and device |
09/18/1997 | DE19610161A1 Datenübertragungsvorrichtung in einem Fahrzeug, bestehend aus einem Impulsgeber und einem Kontrollgerät, sowie Impulsgeber für das Kontrollgerät Data transmission device in a vehicle consisting of a pulse generator and a control device, as well as inspiration for the recording equipment |
09/18/1997 | DE19609548A1 Computer controlled electronic systems e.g. for monitoring domestic and office electrical equipment, such as copier |
09/17/1997 | EP0698325B1 Telemetry arrangement |
09/17/1997 | CN1159686A Electronic equipment and remote control method and device |
09/12/1997 | WO1997033261A1 System for utility meter communications using a single rf frequency |
09/11/1997 | DE19619975C1 Hand transmitter operating method for vehicle remote control |
09/10/1997 | EP0794089A2 Remote-control system for vehicle devices |
09/10/1997 | CN2262322Y Multiway radio remote controller with multilevel enciphering |
09/10/1997 | CN2262321Y Remote controller for wireless paging |
09/09/1997 | US5666574 Photo-detection methods and apparatus |
09/09/1997 | US5666363 Method for transmission, method for reception, method for communication and bidirectional bus system |
09/09/1997 | US5666294 Report processing device |
09/04/1997 | WO1997018871A3 I*doll |
09/03/1997 | EP0793355A2 A method of controlling remote control electronic apparatus coupled to a network and a remote control electronic apparatus to be coupled to a network |
09/02/1997 | US5663756 Restricted access remote control unit |
09/02/1997 | US5663716 Method of avoiding signal interference among a plurality of remote control signals |
09/02/1997 | US5663570 High-frequency wireless communication system on a single ultrathin silicon on sapphire chip |
08/28/1997 | WO1997030879A1 Remote monitoring system |
08/27/1997 | EP0792078A1 Actuator-sensor interface system |
08/26/1997 | US5661804 Trainable transceiver capable of learning variable codes |
08/26/1997 | US5661754 Receiver arrangement |
08/19/1997 | US5659373 Apparatuses interconnected for the communication of control messages |
08/14/1997 | WO1997029560A1 Remotely controlling and determining electrical device status |
08/14/1997 | DE19704694A1 Control of network peripheral device for access to WWW and Internet |
08/13/1997 | EP0788689A2 Building management system with packet hopping communication |
08/12/1997 | US5657005 Operation of a system using a remote control |
08/07/1997 | WO1997028466A1 Borehole logging system |
08/06/1997 | EP0787875A2 Portable transceiver for keyless vehicle entry system having phase delay |
08/06/1997 | EP0787392A1 System and method for remote wake-up |
08/06/1997 | EP0706408B1 Pacemaker telemetry system |