Sign up
Matches 1 - 50 out of 307 1 2 3 4 5 6 7 >


Match Document Document Title
8663105 Ingestible devices for measuring physiological parameters  
An ingestible apparatus produces and processes physiological signals representative of a physiological parameter. The apparatus measures the physiological parameter from within the body of a living...
8570187 System and method for communicating with a telemetric implant  
A telemetric system includes a telemetric implant, a reader unit adapted to read signals from the telemetric implant, and an antenna adapted for connection to the reader unit and to receive signals...
8558717 Method of alert service processing, device, and network system  
The present invention discloses a method of notifying an alert status. The method includes using at least two binary alert status indication fields to indicate alert status information; changing a...
8520587 Wireless data acquisition network  
The invention relates to a device, a method and an apparatus for acquiring data, the device comprising a wireless network including a set of nodes (100), each node (100) including a sender (140)...
8041720 Ordering telemetry messages  
A method for ordering telemetry messages containing attributes individually not sufficient to establish total ordering is provided. An initial rank value is assigned for a first telemetry message....
7901546 Monitoring methods, systems and apparatus for validating the operation of a current interrupter used in cathodic protection  
The present invention includes systems, methods and apparatus for continuously, independently and in some cases remotely monitoring the operation of a current interrupter used to test a cathodic...
7522639 Synchronization among distributed wireless devices beyond communications range  
The present invention discloses a method and system for time synchronization among distributed communication devices, particularly wireless and even beyond communications range, either fixed or...
7511651 Interface for multiple receivers and a resistor ladder  
An apparatus is provided for a switching interface for a first receiver, a second receiver, and a resistor ladder. A first terminal is coupled to a first resistor of the resistor ladder. A second...
7301477 Power saving wireless telemetering system  
Disclosed is a telemetering system that comprises a wireless base station and a number of wireless sensor nodes. Each wireless sensor node includes a solar cell, a sensor for producing observation...
7250857 Multiplexer method and system for intrinsically safe applications and a multiplexer switch for use therein  
A multiplexing system is provided for a plurality of sensors disposed in a tank containing a potentially explosive environment and excited from a common excitation circuit outside of the tank...
7245976 Field apparatus  
A field apparatus for controlling a controlled element includes a diagnosis unit for diagnosing abnormality of the field apparatus and/or the controlled element and a bidirectional digital...
6995683 System and method for transmitting downhole data to the surface  
A system and method are disclosed that provide for transmitting data from a downhole location to the surface. In one embodiment, a communications medium provides data transfer capabilities to the...
6994562 Apparatus for multiplex communication  
In an apparatus for multiplex communication, a bus line constitutes a bus type network for connecting a plurality of terminal communication equipments. A plug-shaped terminating resistance device...
6762693 Multiple input multiplexing connection apparatus and method  
A connection system for communicating multiple signals between a steering wheel and a steering column of a vehicle over a single wire is provided that uses time division to multiplex multiple...
6744357 Signal receiver for tire air pressure monitoring system  
A signal receiver for tire air pressure monitoring system determines whether the pressure detection signals from all transmitters have been received during an engine stop state. Upon affirmative...
6510449 Data transmission system  
In the data transmission system according to the present invention, a master apparatus transmits data to a plurality of slave apparatuses during a time block T1-1 and the individual slave...
6494616 Multiplexed sensor array  
A sensor array includes a plurality of sensors connected to two or more groups of wires such that individual sensors can be addressed. No two sensors are connected to the same two wires. The groups...
6337636 System and techniques for seismic data acquisition  
A data acquisition system has a central station connected to a plurality of nodes over a network. Each node is connected to receive signals from one or more sensors ad each is configured to have...
6337570 Current loop comprising a test circuit  
The 4 mA-20 mA type or 0-20 mA type current loop connects an analog sensor (1) to an acquisition system (3), respectively carrying a sensor current (Ic) and an acquisition current (Ia). A test...
6262415 Orientation sensor system with high precision optical interrogation and dense multiplexing  
An apparatus and method for measuring the orientation of a platform by receiving and reading signals from one or more orientation sensors, such as a magnetic compass, using optical interrogation,...
6184798 Unidirectional telemetry system  
A telemetry system comprises a plurality of beacons. Each beacon repetitively transmits a packet having a first predetermined time duration. The beacon transmits the packet a first predetermined...
6122278 Circuit and method for protocol header decoding and packet routing  
A digital delay line, comprising adjustable digital delay elements coupled in series, receives and buffers a packet bit stream. The outputs of selected adjustable digital delay elements are tapped...
6020830 Telemetry system using broadband correlation techniques  
An efficient and cost effective analog telemetry system for transmitting receiving many individual data channels over long distances is provided by having each data channel signal modulate a...
5764155 Dynamic data exchange server  
A dynamic data exchange (DDE) server which allows external programs to access power management data is presented. The DDE server provides a mnemonic cross reference between register items and...
5761208 Expansible high speed digital multiplexer  
A multiplexer, preferably on an integrated circuit chip, receives a plurality of buses each having a plurality of lines responsive to binary indications and passes the binary indications in the...
5631874 Telemetry transmission protocol for towed hydrophone streamer  
Disclosed is a protocol for transmitting data in a towed hydrophone streamer, including a transmission method and a data frame. The method comprises the steps of (1) receiving a portion of the data...
5610598 Missile telemetry data interface circuit  
An interface circuit for receiving an analog PAM telemetry data stream from missile's telemetry unit. The PAM data stream comprises a waveform divided into 64 channels and includes a sync signal....
5594871 Data communication method and data communication system using data communication apparatus therein  
The data communication system according to the present invention executes data transmissions and data receptions between a main unit and a plurality of terminals by the polling/selecting method....
5539396 Remote monitoring system for instrumentation  
A remote monitoring system for instrumentation that is capable of measuring certain characteristics of a process such as a pH value includes an instrument for providing a measurement output signal...
5528507 System for utility demand monitoring and control using a distribution network  
A system for electric power demand monitoring and control includes one or more data distribution networks interconnecting intelligent utility units located at customer homes with a host computer...
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...
5495240 Master-slave data transmission system employing a flexible single-wire bus  
A master-slave data transmission system employs a flexible single-wire bus and where any master unit can send data to or read data from any slave at a single time. Data transfer is accomplished by...
5488866 Time-interleaved method for efficient operation of an acoustic wave sensor array  
A time-interleaved method for efficient operation of an acoustic wave sensor array couples each sensor repetitively and one at a time via a digitally-addressable analog switch, or multiplexer, to a...
5446655 Multiple-meter driving apparatus  
A multiple-meter driving system intends to cut down on the amount of space needed and to reduce the manufacturing cost by providing a single controller including a processing circuit, the...
5428555 Facility and gas management system  
An interactive computer controlled management system for real-time data gathering and analysis of process information relating to a plurality of data sources in a facility and for controlling...
5420578 Integrated transmitter and controller  
Integrated transmitters and controllers for use in monitoring process variables. A transmitter and controller for monitoring and controlling a process variable in a process control loop comprises a...
5355085 Multichannel SQUID flux meter having multiplexed SQUID flux sensors  
A plurality of SQUID flux sensors are supplied with their respective bias currents at the same time from a bias source. A superconducting multiplexer multiplexes output signals of the SQUID flux...
5343470 Multiplex transmission system  
In a multiplex transmission system wherein data is transmitted among a plurality of control units connected to a multiplex transmission line in decentralized fashion, communication is performed...
5272476 Data acquisition system having novel, low power circuit for time-division-multiplexing sensor array signals  
An electronic circuit architecture time-division-multiplexes analog sensor ignals from a distributed sensor array onto a common transmission line in a digitally encoded format. The architecture...
5270705 Telemetry data word selector and processor  
A telemetry word selector and processor device having several digital-to-analog converters (DAC's) receives successive data words each accompanied by a tag word identifying a parameter set in the...
5235274 Pulsed excitation position sensor system using linear variable differential transducers with multiplexing  
A device for measuring the position of an element utilizing a linear variable differential transducer. The primary of the transducer is excited by using a single pulse, causing an induced pulse to...
5218298 Two-terminal-hall-sensors monitoring system for providing decoded magnetic field amplitude signals and system diagnostic signals  
A magnetic-field monitor includes a Hall sensor of the kind having a voltage reference terminal and a signal output terminal for being energized by applying a DC voltage across the output terminal...
5200676 Multiplexed vehicle window wiper control  
A window wiper system for an automotive vehicle provides multiplex encoding of a control switch signal and an additional wiper control signal in a two-channel multiplex control signal and decoding...
5198810 One-way data telemetering system utilizing the power supply mains  
A data telemetering system includes a plurality of remote transmitter units connected via an alternating current power supply mains to a central receiver. Each cycle of the line voltage is divided...
5077698 Method and device for the high-rate transmission of data following a quasi-asynchronous mode  
Method and device for the high-rate transmission of data between a multiplicity of acquisition apparatuses (Ai) and a central station to which they are connected by a common transmission channel...
5045851 Analog signal multiplexer with noise rejection  
In analog multiplexers using solid state multiplexing relays and having a shunt capacitor circuit across each input channel as part of a filter for normal mode noise, common mode noise is rejected...
5017916 Shift prompter/driver information display  
A shift prompter/driver information display for a highway truck is disclosed. The display is operable to cruising, prompting, and shifting modes of operation. In the cruising mode of operation the...
4890095 Circuit arrangement for automatically monitoring several analog electric signals  
A circuit arrangement is described for automatically monitoring several analog electric signals and for maintaining predetermined ranges of tolerances by successive comparison with reference...
4885568 Integrated alarm transponder  
A time multiplexed integrated alarm contact for reporting detected alarm conditions to a system controller in a hardwired alarm system and wherein distinguishable binary frequencies are used for...
4881071 Transducer for measuring one or more physical quantities or electric variables  
A single/multiple transducer for measuring physical quantities and variables includes a multiplexer unit for selecting the sensors of physical quantities and electric variables by the decoding of...
Matches 1 - 50 out of 307 1 2 3 4 5 6 7 >