Patents
Patents for G08C 17 - Arrangements for transmitting signals characterised by the use of a wireless electrical link (31,606)
04/1994
04/07/1994DE4233548A1 Telemetry system for temp. sensors located on rotary part of machine for mfr. of plastic filaments - has temp. sensors in rotor which are coupled via transformer prim. and sec. windings, for supply of power and for receiving measurement signals cyclically in sequence
04/05/1994US5300120 Implant with electrical transponder marker
03/1994
03/29/1994US5298894 Utility meter transponder/antenna assembly for underground installations
03/29/1994US5297424 Telemetry system for tire pressure and temperature sensing
03/24/1994DE4231059A1 Bobbin winder batch transport control - has frequency distributors at each transport unit for system to register which batch is to be sent to a section of the bobbin winder
03/23/1994EP0393023B1 Communication network
03/23/1994CN2159598Y Miniature remote switch
03/17/1994WO1994006105A1 Medical information transponder implant
03/17/1994DE4242549C1 Intruder detector for opening window - incorporating glass breakage detector and transformer monitoring window position
03/16/1994EP0586647A1 Process and system for transmission of temperature and hygrometry data to a control unit
03/09/1994EP0585433A1 Process for transfer of chamber temperature measuring data to a restoring device
03/03/1994WO1994004094A1 Implant with electrical transponder marker
03/03/1994CA2142995A1 Implant with electrical transponder marker
02/1994
02/24/1994DE4229569C1 Machine tool with telemetry monitoring system for tool shaft - uses sensor element attached to shaft and coupled to amplifier on outside of housing half shell enclosing shaft
02/17/1994WO1994003883A1 Information transfer system
02/17/1994WO1994003882A1 Method of transmitting measurement data
02/09/1994CN2155599Y Omnibearing multi-channel electric remote-controlled emitting and receiving unit
02/03/1994DE4238425C1 Operating glass breakage alarm installation - using voltage provided by piezo element in response to mechanical vibration to provide alternating magnetic field
02/03/1994DE4225042A1 Verfahren zum Übertragen von Meßdaten A method for transferring measured data
02/01/1994CA2051887C Microprocessor controlled climate control device for a plurality of mass transit vehicles
01/1994
01/18/1994US5280634 Radio control transmitter with variable function switches
01/13/1994DE4212670A1 Remote control and input data link equipment for computer - using IR or ultrasonic or radio communication to pass input device , eg mouse, signals to computer
01/05/1994EP0576918A2 Data storage apparatus
01/05/1994DE4224498C1 Continuous monitoring of vehicle tyre pressures - using frequency generator inductively coupled to pressure and temp. sensors for error warning and pressure display at wheels
12/1993
12/14/1993US5270704 Autonomous pulse reading and recording system
12/09/1993DE4215955C1 Two part information transmission system - has data sent to portable data carrying apparatus from read write unit divided into two differently transmitted parts
12/07/1993US5268683 Method of transmitting data from a drillhead
12/01/1993CN1079088A Residential facility control system
11/1993
11/23/1993US5264843 High speed reflected impedance telemetry system for implantable medical device
11/18/1993DE4215957A1 Information transmission between terminal and transportable data card - has direct bidirectional data transfer over coupling and electromagnetic transmission with analogue signal change
11/18/1993DE4215956A1 Information transmission system for transportable data cards - has card with monolithic integrated semiconductor chip coupled to read/write unit with control circuit for data checking
11/10/1993EP0568938A1 Method of the production of a disturbance-free radio-communication
11/03/1993EP0568067A1 RFID system with controlled charge
11/03/1993CA2095283A1 Method for producing an interference-free radio connection
10/1993
10/28/1993DE4213065A1 Self-identifying physical or physiological telemetering system - includes implanted double-resonant transponder switched to receive strong power supply signal and transmit weaker measurement signal in turn
10/14/1993DE4213783C1 Radio communication network measuring data with fault detection - detects communication path failure to switch to alternate communication path configuration or radio frequency
10/12/1993US5252967 Reader/programmer for two and three wire utility data communications system
10/07/1993DE4210876A1 Information and data transmission device - uses several transmission channels between transmitter and receiver for increasing data transmission rate
10/06/1993CN2143348Y Coding and decoding remote controller
09/1993
09/30/1993WO1993019439A1 Remote meter reading
09/22/1993CN1022196C Method of conveying data in whole mine
09/07/1993US5243338 Two and three wire utility data communications system
09/02/1993WO1993016891A1 Device for monitoring the air-pressure in pneumatic tyres fitted on vehicle wheels
09/02/1993DE4205911A1 Kontrollvorrichtung fuer den luftdruck von luftbereiften fahrzeugraedern Control device for the air pressure of pneumatic-tired vehicle wheels
08/1993
08/19/1993WO1993016451A1 Process for transfer of chamber temperature measuring data to a restoring device
08/19/1993WO1993016450A1 Process and system for transmission of temperature and hygrometry data to a control unit
08/18/1993EP0555782A1 Plate mounted state confirming apparatus
08/17/1993US5237264 Remotely controllable power control system
07/1993
07/27/1993US5231265 Method and apparatus for the transfer of electrical power to a balancer
07/13/1993US5227780 Apparatus with a portable UHF radio transmitter remote for controlling one or more of infrared controlled appliances
07/13/1993US5227766 Abnormality detecting system
07/06/1993CA1319954C2 Long range multiple point wireless control and monitoring system
07/01/1993DE4214607C1 Distance measurement arrangement for attachment to motor vehicle wheel - contains pulse transducer and transmitter in pendulum, on-board receiver and evaluation device
06/1993
06/30/1993EP0549467A1 Stop control system for a laundry dryer
06/24/1993WO1993007549A3 Wireless communication system for air distribution system
06/24/1993DE4300974A1 Remote controller for range of electronic equipment - has memory programmed with different format instructions that are transmitted over infrared or ultrasonic path
06/22/1993US5221896 Position sensor arrangement for detecting a signal after a time delay from the zero crossing of the ac power source
06/03/1993DE4139658A1 Transmission and isolation circuitry for DC signals - uses inductive coupler with multiplexer and demultiplexer spaces synchronised by counter signals via an opto-coupler
05/1993
05/27/1993WO1993010512A1 Alarm generator
05/13/1993DE4137026A1 Alarmgeberanordnung Alarm sensor arrangement
04/1993
04/28/1993EP0538624A1 Arrangement for galvanically isolated transmission of measuring and control signals
04/15/1993WO1993007549A2 Wireless communication system for air distribution system
03/1993
03/30/1993CA1315339C Wireless control system
03/16/1993US5194869 Ranging method using telemetering and apparatus employing said method
03/16/1993US5194860 Radio telemetry systems with channel selection
03/16/1993US5193387 Tire-interior monitoring apparatus
03/10/1993EP0531203A1 Method and apparatus for transmitting information and locating mobiles
03/10/1993EP0530612A1 Side register and overload control in a sheet printing machine
03/08/1993CA2075525A1 Communications system
03/04/1993WO1993004451A1 Data gathering system
03/01/1993CA2050176A1 Remote control traffic system
02/1993
02/16/1993US5187472 Remote control system for combined ceiling fan and light fixture
02/11/1993DE4226053A1 Remote control device esp. for operating vehicle door locking - operates automatically when user carrying transmitter enters specified zone around vehicle, and transmits identification and command information when button is pressed
02/11/1993DE4126411A1 Contactless magnetic signal transfer from rotating shaft - using rotating coils and static stray field sensor in one of two variants esp. suitable for periodic or non-periodic signals respectively
02/04/1993DE4125143A1 Contactless transmission system for alternating signals - has flat surface aerials as transmitter and receiver on rigid, insulating support
02/03/1993EP0525459A1 Transmission device
01/1993
01/28/1993DE4223657A1 Drahtloser schalter fuer einen telemetrischen empfaenger Wireless switch for a telemetric empfaenger
01/26/1993US5182543 Miniaturized data communication and identification system
01/26/1993US5181934 Method for automatically adjusting the cutting drum position of a resource cutting machine
12/1992
12/23/1992EP0516617A4 High speed reflected impedance telemetry system for implantable device
12/17/1992DE4120104A1 Radio system transferring inspection data for maintenance purposes - has transfer units sending measurement values to central unit connected to computer via interface
12/09/1992EP0516617A1 High speed reflected impedance telemetry system for implantable device
12/08/1992US5170161 Wireless transmitting-receiving apparatus for a bicycle
11/1992
11/19/1992EP0514244A1 Installation for remote control of a motorized mobile engine
11/12/1992DE4214821A1 Remote control for wired and wireless operation - has transmitter with terminal for selective cable, or aerial connection, controlled e.g. by signal processor
11/10/1992US5163160 Satellite transponder able to use same frequency scheme for transmitter and receiver local oscillator
10/1992
10/20/1992US5156357 For a small diameter airframe
10/13/1992US5155481 Two and three wire utility data communications system
10/06/1992US5153585 Electronic input-display apparatus
10/01/1992DE4209742A1 Radio remote control for inaccessible areas - uses personal paging device as remote control receiver
09/1992
09/29/1992US5151695 Telemetric measuring device with high power generation
09/15/1992US5148158 Emergency lighting unit having remote test capability
09/08/1992US5146153 Remotely controlled
09/01/1992US5144299 Telemetry power carrier pulse encoder
09/01/1992US5144298 Dynamometric measuring assembly for a drill pipe equipped with means of radiotransmission
08/1992
08/26/1992EP0499876A2 Position detecting apparatus and method
08/25/1992US5142280 Apparatus for a contact-free transmission of electrical signals
08/18/1992US5140696 Communication system for transmitting data between a transmitting antenna utilizing strip-line transmission line and a receive antenna in relative movement to one another
08/04/1992US5136285 Portable data transmitting/receiving apparatus
07/1992
07/29/1992EP0496024A1 Method to reduce power loss in contactless data and power transmission devices and means to carry out this method