Patents
Patents for G08C 19 - Electric signal transmission systems (14,477)
10/1990
10/24/1990CN1046424A Frequency shift keying modulation and demodulation for serial communication on current loop
10/18/1990WO1990012380A1 Error correction for infrared data communication
10/18/1990DE3912440A1 Information transmission system incorporated in automobile - has transmitter signals divided by different factors for transmission along common line
10/17/1990EP0392872A2 A wireless remote controller
10/17/1990EP0392647A2 Current loop arrangements with FSK
10/17/1990CN1046254A Single-key remote-controlled television set
10/16/1990CA1275314C Receiver
10/12/1990CA2013866A1 Frequency shift keying modulation and demodulation for serial communication on a current loop
10/10/1990EP0390843A1 Coding the value of several quantities measured in a tyre.
10/04/1990DE3934007A1 Zweidraht-fernmesseinrichtung Two wire remote measuring device
10/02/1990US4960001 Traction dynamometer for measuring tensile forces in the laying of cables
09/1990
09/27/1990DE4008917A1 Ablesesystem fuer verbrauchszaehler Readout system for verbrauchszaehler
09/26/1990EP0388792A1 Transmission device
09/25/1990US4959810 Universal remote control device
09/25/1990US4959649 Current holding circuit of two-wire instrument
09/19/1990EP0387601A1 Signal transmission system
09/18/1990CA2012408A1 A transmission system
09/12/1990EP0386042A1 Two-wire transmitter with threshold detection circuit.
09/12/1990CN1009603B Photoelectric reading amplifier
09/06/1990DE3905921A1 Remote-control circuit for a DC load
08/1990
08/30/1990DE3906304A1 Device for digitally monitoring feed lines
08/29/1990EP0383975A1 Method for electrical measuring, in particular of mechanical parameters, and device for carrying out the method
08/16/1990EP0382026A1 Method and circuitry for coupling an electronic counter to a read/write device
08/15/1990CN2060578U Digital display indicator
08/14/1990US4949072 Dive parameter indicating assembly
08/14/1990US4949066 Circuit arrangement for transmitting a supply voltage and a control signal
08/09/1990WO1990008963A1 Precision capacitive transducer circuits and methods
08/08/1990EP0380684A1 System for remotely diagnozing cnc
08/01/1990EP0380371A2 Memory remote control device
07/1990
07/18/1990CN2059523U Multichannel infrared telecontroller of power supply
07/11/1990EP0104393B1 Interpretation device for a digital incremental sensor
07/11/1990CN1043665A Connecting device of additional means
07/10/1990US4939939 Apparatus for measuring a traction force by means of a traction dynamometer
07/04/1990EP0376039A1 Combined acquisition and transmission of measured values on a bus
07/04/1990EP0375958A2 Device for joining additional appliances together
07/03/1990US4939455 Sensor having two-wire connection to load
06/1990
06/28/1990WO1990007098A1 Method of measuring the angle of inclination of trench walls
06/26/1990EP0245469A4 Bi-directional data telemetry system.
06/19/1990US4935738 Process for transmitting signals between two elements and device for carrying out said process
06/19/1990US4935736 r. f. Remote controller for electrical loads having resistive or complex impedances
06/19/1990US4935733 Remote controlled switch
06/19/1990CA1270542A1 Method and apparatus for correcting resolver errors
06/12/1990US4933674 Method and apparatus for correcting resolver errors
06/05/1990US4931790 Digital remote control method
05/1990
05/31/1990WO1990006024A1 A communication system
05/29/1990US4930096 Data-transmitting apparatus having connecting plug
05/23/1990CN1008138B Digital telecontrol transport unit
05/17/1990DE3936712A1 Analog-digitale, opto-elektromagnetische zaehlvorrichtung fuer fluessigkeiten Analog-to-digital opto-electro-magnetic counter for liquids
05/16/1990CN1042114A Antenna for apparatus for surveillance of pneumatic tyre
05/08/1990US4924407 Humidity resistant meter reading device
05/08/1990US4923407 Adjustable low inductance probe
05/02/1990EP0365939A1 Antenna for a tyre surveillance device
04/1990
04/25/1990CN2056532U Monitor for random incident occurred of polydispersive points
04/18/1990EP0363382A1 Improvements relating to rotary encoders
04/17/1990CA1267936A1 Automatic/remote rf instrument monitoring system
04/11/1990EP0363001A2 Two-wire sensor
04/11/1990EP0362379A1 Device for remote transmission of rotation angle and torque between driving and driven shafts
04/04/1990EP0361024A2 Device for the processing and wireless transmission of measured values
04/03/1990US4914428 Digital remote control transmission apparatus
03/1990
03/27/1990US4912463 Remote control apparatus
03/14/1990EP0358478A2 Multi-channel remote control transmitter
03/06/1990US4906909 Analog electronic control differential transmitter
03/01/1990DE3928142A1 Fernsteuersystem A remote control system
02/1990
02/27/1990US4905205 Method for transmitting to a central recording device seismic data collected by acquisition apparatus distributed over the ground and a device for implementing same
02/27/1990CA1266300A1 Watchdog circuit for transmission line sensor module
02/22/1990WO1990001760A1 Humidity resistant meter reading device
02/21/1990CN1039869A Modal transmission method and apparatus for multi-conductor wireline cables
02/20/1990US4903340 Optical data connector having magnetic interconnect sensor
02/20/1990US4902965 Consumption meter for accumulating digital power consumption signals via telephone lines without disturbing the consumer
02/08/1990WO1990001186A1 System for remotely diagnozing cnc
02/07/1990CN1039494A Multifunction telecontrol and telemetering device
02/06/1990US4899131 Local control system for domestic appliances and alarm devices
01/1990
01/31/1990EP0352869A2 Modal transmission method and apparatus for multi-conductor wireline cables
01/31/1990EP0352324A1 Device for remote transmitting of rotation angle and torque between driving and driven shaft
01/31/1990CN1039301A Capacitance-type measuring device for absolute measurement of positions
01/24/1990CN2051761U Multi-channel digital circuit remote controlling device
01/09/1990US4891973 Circuit arrangement for transmitting measurement values on vehicle wheels
01/03/1990EP0348726A2 Remote control arrangement
01/03/1990EP0348414A1 Transmission and reception of data
01/03/1990CN1038531A Remote drive unit of angle and force between master-control spindle and executive spindle
12/1989
12/26/1989US4890108 Multi-channel remote control transmitter
12/20/1989EP0347034A2 Improved sensor
12/20/1989EP0346562A1 Device for the inductive signal transmission at callipers
12/19/1989US4888538 System for remote transmission of angular position and force between master and slave shafts
12/13/1989EP0345568A2 Apparatus for detecting gases
12/13/1989EP0345332A1 Metering apparatus
12/06/1989EP0344322A1 Method of monitoring the state of an extended shell
12/06/1989CN2049005U Controller for remote control vehicle
11/1989
11/29/1989CN1037606A 数字随动系统 Digital Servo System
11/29/1989CN1005935B Digital telecontrol apparatus
11/28/1989US4884070 Method and apparatus for multiplexing switch signals
11/22/1989CN2048220U High-power executive device with full-electric control
11/16/1989WO1989011133A1 Metering pulse generators
11/15/1989EP0341327A1 A method for processing signals, particularly for oximetric measurements on living human tissue
11/15/1989EP0116625B1 Multiple simultaneous tone decoder
11/15/1989CN2047815U Infra-red transmitter in audio and video equipment
11/14/1989US4881072 Device for remote metering
11/07/1989US4879476 Method and apparatus for transmitting signals
10/1989
10/31/1989US4878052 Hand-held transmitter for the emission of coded electromagnetic pulses, and a receiver for receiving pulses emitted by the transmitter
10/25/1989EP0338079A1 Method and device for controlling the condition of a lengthy construction element