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7924169 |
Device for fastening a sensor on containers
Device for fastening a sensor on containers with a flexible container wall, in particular mixing bags, comprising a sensor support which is fitted with a sensor, bears against an inner wall of the...
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7768530 |
Verification of process variable transmitter
A method and apparatus for verifying operation of process variable transmitters in process control or monitoring systems is provided. A process variable is measured with a process variable...
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7609171 |
Power consumption control method, power consumption control apparatus, computer program product, computer program distribution medium and communication device
The invention relates to a power consumption control apparatus configured to receive messages or commands which have an increasing effect on power consumption of a communication device; monitor the...
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7492280 |
Wireless remote control systems
Wireless remote control system for engine piston with in-piston circuit (50) and an external processing unit mounted on the exterior of the crank case (51). A carrier signal generated in the...
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7336200 |
Data communication protocol in an automatic meter reading system
An automatic meter reading (AMR) system includes a fixed or mobile reader and an endpoint. The endpoint is interfaced to a utility meter and the fixed or mobile reader is capable of communicating...
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7332679 |
Weighing device equipped with power supply mechanism having fixed section and movable section
A weighing section includes a plurality of weighing members and a power supply mechanism. The weighing members weigh an object while moving. The power supply mechanism includes a fixed section, a...
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7324011 |
Method and system for pipeline communication
A pipeline communication system and method includes a pipeline having a surface extending along at least a portion of the length of the pipeline. A conductive bus is formed to and extends along a...
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7236765 |
Data communication over power lines
A system for receiving and processing signals received from a plurality of endpoints. Each endpoint includes an endpoint transmitter in electrical communication with a power distribution line...
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7099895 |
System and method for performing object association using a location tracking system
The present invention provides a method of recording object associations using a location system. Object locations are determined based on signals generated from object identifiers linked to the...
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6703942 |
Measuring system using detachable reading/programming means
An industrial system for measuring a physical quantity, related to an industrial process and/or application, comprising: first means for detecting said physical quantity and for transmitting first...
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6617977 |
Communication unit position detecting system and recoding medium storing recorded communication unit position detecting program
Communication units are each provided with a wireless communication control section, a timing pattern generating section for generating a specified timing pattern, an informing device control...
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6615023 |
System for wireless, bi-directional transfer of electric signals
A low-cost system for wireless, bi-directional transformation of electric signals over a capacitive interface between a host unit and a guest unit is provided. The system allows a high impedance in...
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6593757 |
Capacitance type displacement detection apparatus
A transmission electrode 10 and a detection electrode 12 are placed in an electrode section of a sensor and are capacity-coupled with a reception electrode placed on an opposed scale. Capacity...
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6593857 |
Modular process transmitter having a scalable EMI/RFI filtering architecture
A modular process transmitter having a scalable EMI/RFI filtering architecture includes a unitized sensor module and a transmitter module. The unitized sensor module is adapted to operate as a...
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6556146 |
Radio-interrogated surface-wave technology sensor
Radio-interrogated surface-wave technology sensor, in which the sensitive element (12) is an impedance which is electrically connected as termination to a surface-wave structure (26) of the sensor.
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6504489 |
Process control transmitter having an externally accessible DC circuit common
Disclosed is a process control transmitter having an externally accessible DC circuit common that eliminates the need to perform level shifting of signals communicated between the transmitter and...
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6490929 |
Vibration dosimeter worn by an operator
A vibration monitor is provided which is worn on the wrist of an operative for an operating plant or apparatus. The monitor includes a piezoelectric transducer and associated circuitry which...
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6181235 |
Rotary apparatus
A rotary apparatus in which at least one electrically controlled device is attached to a rotor. The rotor carries coils such that rotation of the rotor generates power for the device. A switch is...
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6166655 |
Device and method for identifying magnetic induction coordinate
A device and a method for identifying magnetic induction coordinate comprise a movable member which is provided with a magnetic matter and is moved to pass a plurality of sensors arranged in...
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6163276 |
System for remote data collection
A remote data collection system for collecting usage data from an endpoint includes a monitoring module coupled to the endpoint, the monitoring module having a wireless transmitter to transmit the...
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6127942 |
Ultrasonic power sensory system
A system includes a first transducer and a second transducer coupled together through a coupling medium communicating undulating pressure wave from the first transducer to the second transducer for...
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6011490 |
Measuring apparatus
Apparatus for measurement concerning fluids in a rotor or container (2) during rotation, comprising an electric or magnetic sensor (4) mounted internally on a wall in the container (2), and means...
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5982297 |
Ultrasonic data communication system
A system includes a first transducer and a second transducer coupled together through a coupling medium communicating input and output undulating pressure waves between the first and second...
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5898388 |
Rolling contact bearing with rotational speed measuring device
A rolling contact bearing with rotational speed measuring device, in particular a wheel bearing for motor vehicles for telemetric transmission of energy and signal between bearing and environment,...
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5805080 |
Bearing with an electric-acoustic transducer for transmitting information regarding various parameters within the bearing
A bearing is mounted within a housing having an acoustic-electric transducer mounted on its outside. A stationary annular outer race has at least one sensor, an electric-acoustic transducer, and an...
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5790049 |
Two axis gimbal suspension with wireless signal and power transfer
A suspension system permits fine angular adjustment of a gimbal-mounted platform and, in combination with a wireless power and communications transfer system, eliminates the unwanted forces...
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5736937 |
Apparatus for wireless transmission of shaft position information
An apparatus for reliably conveying real time shaft position information, without cables, between a stationary sensor connected to a reciprocating engine or compressor, or other rotating machinery,...
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5721539 |
Speedometer for in-line skates
An in-line roller skate includes a transducer portion capable of sensing the rotary movement of at least one wheel on the roller skate and transmitting information concerning the same to a receiver...
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5679930 |
Position pointing device including a controller for an AC field emitter in accordance with a binary code
A position pointing device codes information corresponding to an operation expressed by a continuously variable parameter without using an A/D converter and transmits the coded information to a...
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5659301 |
Transmission system
In a method for bidirectional serial data transmission between an integrated memory circuit and a reading/writing circuit which are separated from each other, an integrated memory circuit having...
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5642105 |
Bearing with an arrangement for obtaining an indication of the temperature within the bearing
A temperature sensor is mounted on the inside surface of a stationary race around which a rotatable race rotates. Electric signals from the temperature sensor are converted into acoustic signals....
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5594431 |
Remote meter reading
A remote meter reading system, for example for domestic water meters, operates through an inductive coupling over two lines. A sinusoidal power signal is transmitted from a reader to the meter to...
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5563587 |
Current cancellation circuit
A transmitter includes a sensor for sensing a primary process variable representative of a process, and providing a sensor output current. An integrator in the transmitter integrates the sensor...
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5555457 |
Microwave telemetry for sensing conditions in enclosed rotating and/or reciprocating machinery
An apparatus for measuring the pressure within the torque converter of an automatic transmission. The apparatus includes a sensor to sense the interior pressure of the torque converter and generate...
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5550537 |
Apparatus and method for measuring mass flow rate of a moving medium
A mass flow meter is provided for measuring the mass flow rate of a material moving along a flow path. The mass flow meter generates a field of electromagnetic energy through which a material...
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5541588 |
Control signal transfer device for a position detecting sensor
A control signal transmitting device is used for a control device, such as a position detecting device. The transmitting device includes a position detecting sensor, and a receiving device situated...
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5532687 |
Modular magnetic scour monitoring device and method for using the same
A modular scour monitoring device which employs magnets located within a weighted descending collar is designed for placement about bridge piers, abutments and the like, such that the occurrence of...
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5512890 |
Sensor connection system
A sensor connection apparatus for connecting a plurality of sensors to a process controller having a bus for transferring information, wherein each sensor produces an output corresponding to a...
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5510779 |
Error compensating instrument system with digital communications
An instrument system provides compensation for signal processing errors by processing both sensor signals and reference signals in a common signal processor. Reference signals may be provided which...
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5508609 |
Monitoring apparatus for detecting axial position and axial alignment of a rotating shaft
Axial alignment detection apparatus for a shaft rotatable about an axis includes alignment indicating means rotatable by the shaft and comprising a plurality of detectable elements; and detector...
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5451937 |
Universal generator interface module
A module for interfacing a variety of metering pulse generators converts an analog pulse from a generator into a digital pulse which can be counted by automatic meter reading equipment. A charging...
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5376925 |
Motion and direction sensors
Motion and direction sensors for end of train (EOT) telemetry equipment employ a piezoelectric film as the sensing element. The motion sensor has a mechanical design which is optimized for...
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5371496 |
Two-part sensor with transformer power coupling and optical signal coupling
A two-part sensor includes a power source/signal receiver and a signal generator which are physically spaced and disconnected from one another. The power source/signal receiver is encased within...
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5245333 |
Three wire low power transmitter
A three wire transmitter bidirectionally communicates AC signals to and from a first external device and sends DC signals to a second external device. The transmitter includes a communication...
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5170161 |
Wireless transmitting-receiving apparatus for a bicycle
A wireless transmitting-receiving apparatus for detecting and displaying the speed of travel of a bicycle which is mounted on a wheel, including a sensor generating one signal per every rotation of...
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5164720 |
Interface circuits for electromagnetic position transducers
Interface circuits for electromagnetic position transducers are provided to reduce the effects of capacitive coupling occurring in the conductive cabling between the position transducers and the...
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5157393 |
Communication system for transmitting data between a transmitting antenna utilizing leaky coaxial cable and a receive antenna in relative movement to one another
A communication system for transmitting data between a transmitting platform and a receiving platform, having two equal lengths of leaky coaxial cable forming the transmitting antenna which is...
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5151695 |
Telemetric measuring device with high power generation
A telemetric measuring device for measuring physical conditions of machinery having a periodically moving part. The device generates its own power with power generator that uses the periodic motion...
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5041827 |
Apparatus for the preparation and wireless transmission of measured values
Analog measured values are processed by an A/D converter (50) and/or digital measured values are processed by a timer (60) in a microcomputer and fed through a P/S converter (62) to a logic means...
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H000911 |
Fiber optic link for detecting mechanical vibration in the presence of an electromagnetic field
An apparatus for detecting mechanical vibration in the presence of an electromagnetic pulse, which is of particular use in the testing of land mines. An optical fiber link is provided between the...
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