| 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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| 04/21/1990 | CA2000956A1 Multiple channel data acquisition system |
| 04/19/1990 | WO1990004315A1 Assembly for the remote transfer and collection of data, particularly from meters |
| 04/19/1990 | WO1990004229A1 Power management and automation system |
| 04/18/1990 | CN1041330A 电梯控制系统 Elevator control system |
| 04/17/1990 | US4918736 Remote control system for hearing aids |
| 04/17/1990 | US4918690 Network and intelligent cell for providing sensing, bidirectional communications and control |
| 04/17/1990 | US4918615 Building management system |
| 04/17/1990 | US4917213 Power transmission |
| 04/17/1990 | CA1267936A1 Automatic/remote rf instrument monitoring system |
| 04/15/1990 | CA2000694A1 Remote data transfer and collection system for use with metering systems |
| 04/10/1990 | US4916446 Remote control device |
| 04/10/1990 | US4916432 Smoke and fire detection system communication |
| 04/09/1990 | EP0327596A4 Opto-electrical power transmission and control system. |
| 04/04/1990 | EP0361993A1 Remote control system, especially for lighting, in spaces incorporating controllable distribution zones with a variable configuration |
| 04/04/1990 | EP0361585A2 Data setting system for terminal units in remote supervisory and controlling system employing multiplex data transmission |
| 04/04/1990 | CA2000140A1 Light-energized electronics energy management system |
| 04/03/1990 | US4914517 Tuner control apparatus having tune-by-label capability and using alphabetical label storage |
| 04/03/1990 | CA1267463A1 Switch status monitoring system, single wire bus, smart sensor arrangement therefor |
| 03/28/1990 | EP0360338A2 Local communication bus system comprising a set of interconnected devices, a control bus, and a set of signal interconnections, and a device and a switchbox for use in such system |
| 03/28/1990 | EP0360022A1 Circuit arrangement for telecommunication installations, particularly telephone exchanges, in which individual circuit arrangements are cyclically activated by a common switching device |
| 03/28/1990 | CN1007342B Remote management system of electric lift |
| 03/27/1990 | US4912723 Multipurpose digital IC for communication and control network |
| 03/27/1990 | US4912552 Distributed monitoring system |
| 03/22/1990 | WO1990002982A1 Method and apparatus for remotely operating mdi |
| 03/21/1990 | EP0358635A1 Energy management control apparatus |
| 03/21/1990 | EP0260165B1 Process and apparatus for initiating data acquisition devices, in particular those for seismic data |
| 03/20/1990 | US4910408 Fiberglass collar for data transfer from rotatable shaft |
| 03/14/1990 | EP0357909A1 Remote control electrical device |
| 03/13/1990 | US4908822 Electrical devices command system, single wire bus and smart dual controller arrangement therefor |
| 03/13/1990 | US4908803 Semi-sequential transmission method and system using simultaneously several radio transmission frequencies for connecting a seismic reception assembly to a central control and recording laboratory |
| 03/08/1990 | WO1990002379A1 Utility metering |
| 03/08/1990 | DE3826895A1 Telecontrol and/or telecommunications system |
| 03/07/1990 | EP0357136A1 Communication system, a station to be used in such a system, and a gate connecting element to be used in such a system, as well as a device comprising such a gate connecting element |
| 03/07/1990 | EP0356662A2 Device for selecting operation cycles in electrical domestic appliances, in particular clothes washing and/or drying machines, cookers and similar appliances |
| 03/07/1990 | EP0356530A1 Dialogue system |
| 03/07/1990 | CN1040294A Remote-control system |
| 03/06/1990 | US4907223 Electrical devices command system, single wire bus and smart quad controller arrangement therefor |
| 02/28/1990 | EP0356334A1 System for exchanging information between a portable object like a key and an exchange device |
| 02/28/1990 | EP0355742A2 A commander apparatus |
| 02/28/1990 | EP0355338A1 Wide-band information and/or instruction transmitting device between a moving element in a plane and a control station |
| 02/28/1990 | EP0355172A1 Remote control system |
| 02/28/1990 | CN1007033B Wide-band sythetical switchbord for optical-fibre communication-network |
| 02/27/1990 | US4905309 Optical remote control system |
| 02/27/1990 | US4905279 Learning-functionalized remote control receiver |
| 02/27/1990 | US4905205 Method for transmitting to a central recording device seismic data collected by acquisition apparatus distributed over the ground and a device for implementing same |
| 02/27/1990 | US4904993 Remote control apparatus with selectable RF and optical signal transmission |
| 02/22/1990 | WO1990001847A1 Television receiver |
| 02/20/1990 | US4903340 Optical data connector having magnetic interconnect sensor |
| 02/20/1990 | US4902965 Consumption meter for accumulating digital power consumption signals via telephone lines without disturbing the consumer |
| 02/14/1990 | EP0354459A1 Televison receiver |
| 02/14/1990 | EP0354251A1 Method and system for exchanging data between a master processor and a multiplicity of slave processors |
| 02/13/1990 | US4901354 Method for improving the reliability of voice controls of function elements and device for carrying out this method |
| 02/08/1990 | WO1990001245A1 An addressing device |
| 02/08/1990 | WO1990001186A1 System for remotely diagnozing cnc |
| 02/07/1990 | EP0354175A1 Installation for controlling a plurality of electrical receivers susceptible to occupy at least two states |
| 02/07/1990 | EP0353438A1 In motion setting device for radio controlled sirens working in accordance with different programs |
| 02/07/1990 | EP0353227A1 Apparatus for controlling a television receiver or the like |
| 02/06/1990 | US4899338 Electrical device command system, single wire bus and smart octal controller arrangement therefor |
| 02/06/1990 | US4899217 Communication and energy control system for houses |
| 02/06/1990 | US4899131 Local control system for domestic appliances and alarm devices |
| 01/30/1990 | US4897821 Method and device for initializing data, and particularly seismic data, acquisition apparatus |
| 01/30/1990 | US4897718 Rapid access remote control system |
| 01/30/1990 | US4897714 Passenger vehicle service system |
| 01/23/1990 | US4896083 Successible switch activated control circuit |
| 01/23/1990 | CA1264840A1 Identification system |
| 01/03/1990 | EP0348810A2 Method for addressing processor units and circuit arrangement for carrying out the method |
| 01/03/1990 | EP0348809A2 Method for addressing processor units and circuit arrangement for carrying out the method |
| 01/03/1990 | EP0348774A2 System consisting of at least two remotely controlled entertainment electronic devices |
| 01/03/1990 | EP0348758A2 Circuit for providing isolation between components of a power control system and for communicating power and data through the isolation media |
| 01/03/1990 | EP0348726A2 Remote control arrangement |
| 01/02/1990 | CA1264187A1 Remote supervisory and controlling system |
| 12/27/1989 | EP0248805B1 Method and means at a system for transmission of information |
| 12/20/1989 | EP0346374A1 Remote control system, components and methods |
| 12/13/1989 | EP0345493A1 Arrangement for the surveillance, control and regulation of a technical installation of a building automation system |
| 12/13/1989 | CN1038002A Wireless remote-control system for electronic apparatus |
| 12/12/1989 | US4887266 Communication system |
| 11/29/1989 | EP0344138A2 Secure personnel monitoring system |
| 11/29/1989 | EP0343630A2 Terminal apparatus for resetting by remote control |
| 11/29/1989 | EP0343226A1 Lighting control. |
| 11/29/1989 | CN1037624A 信号传输的方法 The method of signal transmission |
| 11/29/1989 | CN1005955B Universal remote control unit with model identification capability and its method |
| 11/29/1989 | CN1005951B 遥控传送器 Remote Transmitter |
| 11/16/1989 | WO1989011191A1 Device for detecting the position of broken line in a series controller |
| 11/15/1989 | EP0341906A2 A security system |
| 11/08/1989 | EP0340594A1 Hearing aid device with wireless remote control |
| 11/08/1989 | EP0340343A1 Wireless remote control system of electronic sets |
| 11/08/1989 | EP0340325A1 Digitally addressable electronic device |
| 11/07/1989 | US4879541 Supervisory control system |
| 11/02/1989 | EP0339081A1 Smoke and fire detection system communication |
| 10/26/1989 | DE3812655A1 Device for selecting stations which are connected to a control centre |
| 10/25/1989 | EP0338658A2 Distributed monitoring system |
| 10/25/1989 | EP0338654A2 Method and apparatus for controlling communication by a modem over a telephone line |
| 10/18/1989 | EP0337669A2 Signal transmission system for machine tools, inspection machines, and the like |
| 10/10/1989 | US4873518 Pulse width discriminating circuit |
| 10/05/1989 | WO1989009462A1 Portable remote control desk |
| 10/04/1989 | EP0358635A4 Energy management control apparatus. |
| 10/04/1989 | EP0335799A1 Electronic methods and circuits for distant interrogation of electrical receivers by wire |
| 10/04/1989 | EP0335068A2 Photodetector |
| 10/04/1989 | CN1036115A Electronic data communications system |
| 10/03/1989 | US4872136 Programmable controller input/output communications system |