Patents
Patents for G08C 23 - Non-electric signal transmission systems, e.g. optical systems (9,931)
02/1993
02/22/1993CA2068033A1 Fiberoptic pressure sensor systems
02/18/1993DE4126403A1 Ultrasonic data transmission method via machine part, pipe - combining transmission with security steps to increase reliability
02/11/1993DE4126492A1 Coupling switch in light conductor signal lead - connects electro=optical transducer to opto-electrical transducer by mechanically operable multiway switch unit
02/04/1993DE4125180A1 IR control adjuster switchgear for couch, chair, etc. - has IR receiver housing with externally fitted, radiation sensitive sensors
01/1993
01/26/1993US5182667 Method of receiving wavelength multiplex signals
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
01/21/1993DE4123489A1 Optical waveguide link for data and power transmission - has bidirectional data transmission light-guide and unidirectional power supply light-guide joining data generation and processing stations
01/14/1993DE4123206A1 Remote control command transmission system - uses line network to link remote control transmitter location and controlled appts. location
01/14/1993DE4122985A1 Tape player remote control device e.g. for tour commentary - uses control signal transmitter to provide signals from several receivers each associated with respective tape player
01/07/1993WO1993000699A1 Phase advance for ambient light suppression in phototransistors
01/07/1993EP0521048A1 A remote positional direction control device
01/07/1993DE4221504A1 Automatic mobile service unit - works through common bus for the work stations to reduce wiring
12/1992
12/24/1992DE4210827A1 Verfahren zur fernbedienung A method for remote control
12/15/1992US5172346 Method and apparatus for the remote control of a hearing aid means
12/01/1992WO1992022048A1 Method of transmitting signals in an ir remote-control system
12/01/1992CA2088046A1 Transmission method for an infrared remote control system
11/1992
11/19/1992EP0514078A1 Signal relay device
11/19/1992EP0513443A1 Building management system
11/11/1992EP0512185A1 Lifting device on a crane
11/05/1992DE4204879A1 Fernbedienung Remote control
11/04/1992CN1065945A Device for signalling position of mobile member
10/1992
10/21/1992EP0509920A1 Position signalling device of a movable component
10/14/1992EP0508302A2 Laser disk playback system
10/13/1992US5155748 For sampling an input signal
09/1992
09/29/1992US5150529 Signal transmission system for machine tools, inspection machines, and the like
09/24/1992DE4127531A1 Automation system for industrial processing industry - controls drive systems via transmission link to maintain high level of synchronisation
09/16/1992EP0503699A1 System for setting ambient parameters
09/08/1992US5146521 Optical fibre communication network
08/1992
08/27/1992DE4105579A1 Measurement and assembly aid for vehicle mass production - has measurement level on steering wheel modulating infrared transmitter with associated receiver next to vehicle driving display for worker beneath vehicle
08/25/1992US5142397 System for extending the effective operational range of an infrared remote control system
08/20/1992WO1992014227A1 Optical process variable transmitter
08/20/1992DE4202782A1 Coded information transmission system using IR light - uses preceding head telegram to identify information telegram format
08/19/1992EP0499529A2 Optical loop back and line test apparatus
08/19/1992EP0499519A1 Optical cable with a destruction device for the optical fibres of the cable
08/18/1992US5140351 Remote meter reading method and apparatus
08/06/1992DE4204658A1 Remote control for conveyor covering set area e.g. travelling crane - uses IR and ultrasonic transmitters in hand-held unit and receiver in conveyor with calculator ascertaining difference between propagation time of signals
08/05/1992CN1017767B Electrooptical arrangement for remotely controlling electronic apparatus
07/1992
07/30/1992DE4101982A1 Two=way remote control system, e.g. for TV audio and video equipment - has separate control signal and operating parameter communications channels between remote controller and controlled equipment
07/07/1992CA1304785C Long range multiple point wireless control and monitoring system
07/01/1992EP0492061A2 Remote control system
06/1992
06/25/1992DE4041280A1 Radio remote control appts. for agricultural cultivator towed by tractor - has remote control transmitter in tractor and receivers installed in cultivator devices for reception of control signals
06/17/1992EP0489899A1 Optical fibre parameter measuring device
06/16/1992US5121971 Method of measuring uncut coal rib thickness in a mine
06/04/1992DE4037600A1 Remote measured data acquisition for central station of gas or water network - receives data via medium carried by pipe network in form of acoustic pulse sequences transmitted from measurement points
05/1992
05/26/1992US5117421 Remote supervisory and controlling system
05/12/1992US5113438 Method and apparatus for jamming infrared remote controls
05/12/1992US5113068 Photoelectrical sensor with multistaged, filtered amplifier circuit
05/07/1992DE4034578A1 Rotary signal coupling for measured sensor signals - has transformer acting as inductive coupling for transfer of power between stator and rotor
05/05/1992US5111126 Stereo optical guidance system for control of industrial robots
04/1992
04/16/1992WO1992006278A1 Transmission of data in boreholes
04/15/1992EP0480078A1 Measuring device with non-electrical signal- and energy transfer
04/08/1992EP0479333A2 Wireless remote control system of electronic sets
04/01/1992EP0478002A2 Wireless remote control system of electronic sets
03/1992
03/24/1992US5099193 Remotely controllable power control system
03/17/1992CA1297537C Optically coupled remote sensor apparatus and system
03/10/1992CA1296919C Distributed sensor array and method using a pulsed signal source
03/04/1992EP0472752A1 Remote control apparatus with spread spectrum transmission link
02/1992
02/25/1992US5091640 Phase advance for ambient light suppression in phototransistors
02/20/1992WO1992002981A1 Procedure for the control of an electric device
02/18/1992US5089696 Network of sensors connected to a remote supply, monitoring and processing station
02/11/1992US5087099 Long range multiple point wireless control and monitoring system
02/11/1992CA1295726C Method and device for resetting data (particularly seismic data) acquisition equipments
02/06/1992WO1992001968A1 Multi-mode remote control system
02/06/1992DE4024843A1 Sensor assembly with energy supply and transmitter in sensor - has high power semiconductor laser as energy source with optical fibre coupling
02/05/1992EP0469174A1 Method for remotely controlling a hearing aid
01/1992
01/29/1992EP0468304A2 Remote control system, particularly for electric domestic heating appliances
12/1991
12/30/1991WO1992000506A1 Optical fibre parameter measuring device
12/30/1991CA2064874A1 Optical fibre parameter measuring device
12/27/1991EP0462197A1 A method to use an optical fibre as a sensor.
12/27/1991EP0462102A1 A method for detecting external influence on an optical cable.
12/10/1991US5072113 Polarimetric fibre-optic sensor having deformation means
11/1991
11/28/1991DE4016400A1 Sensor position monitor e.g. for sliding door installation - has stationary and mobile units interconnected by infrared links for data transmission and message relaying
11/19/1991US5066948 Receiver for use in remote control system
11/19/1991CA2042846A1 Method of receiving wavelength multiplex signals
11/12/1991US5065035 Optical data system having flash/receiver head for energizing/receiving information from a battery operated transmitter
10/1991
10/23/1991EP0453233A2 Eccentric core optical fiber
10/21/1991CA2039079A1 Eccentric core optical fiber
10/15/1991US5056235 Signal transmission system for machine tools, inspection machines, and the like
10/09/1991EP0450799A2 Remote control transmit-receive system
10/08/1991US5055775 Transmission device
09/1991
09/26/1991DE4009477A1 IR remote control terminal e.g. for telephone - has stored information sets converted into transmitted remote control signals
09/25/1991EP0448152A1 Remote control system, and transmitter and receiver for such a system
09/25/1991EP0448087A1 Electronic control of blinds with a plug-in control device
09/22/1991CA2012865A1 Apparatus and method for transmitting condition data from a rotating member to a stationary device
09/19/1991WO1991014246A1 A remote positional direction control device
09/19/1991WO1991014077A1 System and method for transmitting and calculating data in shield machine
09/19/1991DE4008168A1 Sensor output signal processing circuitry - has signal generator with transmitter, galvanically non-conductive transmit path and receiver
09/05/1991DE4006546A1 Contactless measurement arrangement for moving object parameters - has electrical generator, measurement transducer and transmitter for contactless transfer of measurement values to stationary receiver
09/04/1991EP0444337A1 Apparatus and method for transmitting data from a rotating member to a stationary device
08/1991
08/21/1991EP0442789A1 Remote control system, particularly to lock/unlock car doors
08/14/1991EP0441713A1 Remote control system, particularly to lock/unlock car doors
08/14/1991EP0441492A2 System and method for transferring data
08/01/1991DE4002719A1 Product identification appts. - has two way microprocessor units with optical transmission appts. for communication
07/1991
07/31/1991EP0438757A2 Distributed multiplexed optical fiber bragg grating sensor arrangement
07/25/1991DE4001561A1 Time-switched microwave equipment with electronic power controller - has opto-isolator in connection between time switch and mechanical switch operated by closure of door
07/25/1991CA2008580A1 Device for controlling moving object
07/04/1991DE4013921C1 Air pressure measuring device for aeroplane - has infrared energy source e.g. laser diode with driver feeding converter e.g. solar cell and storage capacitor
06/1991
06/19/1991EP0432922A2 An optical apparatus for electrically inter-coupling rotating and stationary devices
06/11/1991US5023943 Electrooptical pointing device for remotely controlling electronic apparatus
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