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7383151 |
Segmented antenna system for offshore radio networks and method of using same
The present invention provides a method and apparatus for a segmented antenna system. The method includes determining an orientation of a first antenna, the first antenna including a plurality of...
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7286964 |
Methods for monitoring structural health conditions
Methods and recordable media for monitoring structural health conditions. The present invention provides a method for interrogating a damage of a host structure using a diagnostic network patch...
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7117048 |
Safety controller with safety response time monitoring
A safety controller having a total worst case propagation delay, exceeding the required propagation delay required by a safety process, may be used to control the safety process by monitoring...
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6731223 |
Meshed telemetry system
A plurality of cooperative telemetry systems is disclosed in which each telemetry system comprises a plurality of remote telemetry transmitters to intermittently transmit short duration messages...
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6728293 |
Hopping pattern generation method in frequency hopping system for intermittent transmission
A radio transmission system including many radio transmitters using frequency hopping carriers to intermittently transmit very short messages indicative of status of stimuli associated with the...
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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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6477386 |
System for automatic meter reading
A fixed network AMR system that has a range from the meter ( 4 ) to the node ( 6 ) of up to 5 km uses a common reference source ( 2 ) for the frequency reference of the meter transmitter ( 12 ) and...
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6246883 |
Mobile base station
The mobil base station is disclosed having a computer readable storage medium for information and mobil wireless communication circuitry for performing wireless communication with a user in its...
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5969638 |
Multiple transducer MWD surface signal processing
A system and method for signal processing are disclosed. One problem in measurement-while-drilling systems including a downhole acoustic transmitter is the presence of uphole generated noise and...
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5936539 |
Method and apparatus for automatic configuration of a network node
A monitor system of the type including at least one portable patient monitor for acquiring, processing and transferring patient data monitored from a patient, the system being distributed over at...
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5563847 |
Seismic signal acquisition method and device
The arrangement in the field of seismic emission-reception system changes as it progrsses along the profile explored, which modifies the respective distances between the source of seismic signals...
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5550787 |
Seismic acquisition system with decentralized processing means
The system includes a plurality of acquisition devices (A i ) for collecting signals received by receivers (Rk) and a central control, recording and processing station. This station manages the...
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5493722 |
Method for controlling data transmissions on a single channel radio frequency network
A site system for remotely monitoring and controlling portable machines is provided which includes a single channel radio frequency network. At least one portable machine has a microcontroller for...
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5191328 |
Trailer hitching aid and method using reception delay of different velocity signals
A trailer hitching aid includes a dual transmitter mounted on the forward end of a trailer or other vehicle to be towed and arranged to transmit pulses of infrared light and pulses of ultrasonic...
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5166678 |
Dual master implied token communication system
A pair of master units share a common communication link to communicate with one or more slave units. Each slave unit transmits a message only in response to a message from one of the master units....
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4747064 |
Approaching vehicle informing system and method
An approaching vehicle informing system and method for informing the driver of a vehicle of the presence of a relatively approaching emergency vehicle and providing the driver with information...
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4736312 |
Arrangement for the determination of movement sequences in running disciplines
A system with pressure sensors (5, 12), transmitters (8, 16, 18) and receivers (10, 21) provided in running shoes (2, 3) that upon the shoes (2, 3) leaving or contacting the ground (14) emit and/or...
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4704609 |
General purpose sensor scanning apparatus
A scanning device is capable of monitoring a plurality of sensors each of which generate a voltage representative of the parameter being monitored. Multiplexers are provided for continually...
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4668465 |
Method and apparatus for remotely monitoring a process carried out in a containment structure
A rod position indicating system for a pressurized water reactor generates within containment redundant sets of digital detector signals and applies both sets to each of two communications buses...
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4099069 |
Circuit producing a common clear signal for erasing selected arrays in a MNOS memory system
An MNOS memory array including circuitry to permit all of the memory devices comprising the array to be addressed for purposes of clearing the array by a block select and a clear signal as...
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4083241 |
Multi-channel common-line flowmeter transmission system
A multi-channel, common-line transmission system linking a plurality of flowmeter primaries installed at different points in a process to a remote receiving station. Each primary includes a...
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4082942 |
Process control system with signal conversion to standard intermediate signals carrying data as a function of time duration
A process control system of the type arranged to accept varied forms of analog sensing signals from field sensing devices, to digitally process data represented thereby, and to supply varied forms...
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4074242 |
Point selection and display system
A point selection and display system for monitoring various parameters of a process, which enables the operator to select the particular parameters which are to be monitored and to select the...
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4057785 |
Sequence of events recorder and system for transmitting sequence data from a remote station to a master station
Apparatus for detecting and recording status changes of two-state devices in a power network substation, a pipeline substation, or the like. At a substation a remote terminal unit records status...
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4011551 |
Multiple data channel wireless data coupling system for transmitting measured data from a plurality of rotating sources
A multiple data channel wireless data coupling system which transmits measured data from a plurality of rotating data sources to a stationary receiver. It includes several rotating transmitters,...
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3949358 |
Signalling apparatus for automotive vehicles
This invention has for its object to activate buzzers and lamps provided in warning and signalling apparatuses for automotive vehicles by the vibration of a common source such as to simplify the...
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3946159 |
Hospital communication system
A communication system that uses a separate single coaxial cable to link a nurse's station to each of a plurality of patient rooms is disclosed. Each cable carries DC message signals from the...
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3894658 |
Dispensing control system for fluids
A dispensing control and display system for fluid products is disclosed which is adapted to control the operation of a number of dispensers from a remote location and also provide a visual display...
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3891965 |
Time division multiplex system for a motor vehicle
A time division multiplex system for a motor vehicle which includes a single cable arranged around the vehicle and comprising a power conductor, an information conductor, and a plurality of address...
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3875534 |
Technique to PCM high power lasers
The high powered lasers are pulse code modulated in accordance with an ang signal. A delta modulator breaks the analog signal into a series of digital information. This information is fed to an...
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3864578 |
MULTIPLEX SYSTEM FOR A VEHICLE
A multiplex system for controlling operation of vehicle components such as windshield wipers, turn signals, and cornering lamps responsive to the positioning of respective corresponding operator...
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3815119 |
REMOTE METER READING SYSTEM USING ELECTRIC POWER LINES
A remote meter reading system in which transmitters provide data signals over electric power line conductors to indicate the measurements of each of a plurality of meters to associated receivers at...
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3804986 |
ELECTRICAL WIRING SYSTEM
An electrical wiring system in which control signals generated from an instruction signal generator are transmitted from a transmitter by means of multiplex communication to a receiver for...
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3699523 |
METHOD AND APPARATUS FOR ADDRESSING DIFFERENT DATA POINTS FROM A CENTRAL STATION
Disclosed is a method of and system for addressing plural data points variously located throughout an industrial installation or process from a central unit. The data points are grouped in stations...
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3651454 |
AUTOMOTIVE MULTIPLEX SYSTEM
A multiplex system for controlling and sensing various component parts such as head lights, engine temperature, fuel level, and turn signal lights is disclosed. The system employs a single two-wire...
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3641536 |
GASOLINE PUMP MULTIPLEXER SYSTEM FOR REMOTE INDICATORS FOR SELF-SERVICE GASOLINE PUMPS
A multiplexer system employing a form of pulse width modulation and detection. The system is particularly adapted to use in a telemetering system for remote indicators. The system operates in...
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3641531 |
CHANGEABLE ADDRESS DISPLAY DEVICE
Analog display devices such as meters are mounted at a central location. Measurements taken at remote positions are digitized, given identifying characters, and multiplexed in a serial stream to...
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3641509 |
DIGITAL DATA ANALYSIS AND DISPLAY DEVICE
Apparatus for the analysis and display of digital waveforms comprising a commutator arrangement for selectively distributing input information from a plurality of sources to predetermined storage...
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3638642 |
PATIENT MONITORING SYSTEM WITH BEDSHEET-MOUNTED ANTENNA
A patient monitoring system in which biological data are sensed by a self-contained unit attached to the patient, the unit containing a very low-powered radio transmitter. A radio receiver is...
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3626399 |
INDICATOR AND CONTROLLER CIRCUIT FOR LIQUID LEVEL CONTROL
An indicator controller circuit for liquid containers having a liquid level responsive signaling device in which a two-stage amplifier having a unity voltage gain characteristic develops a current...
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3541538 |
MULTIPLEX TELEMETRY SYSTEM
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3506964 |
CODE TRANSMISSION SYSTEM
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3420101 |
FLOW VELOCITY AND DIRECTION SENSOR
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3406387 |
Chronological trend recorder with updated memory and crt display
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3397386 |
Telemetering and supervisory control system having normally continuous telemetering signals
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3387491 |
Compass-oriented fluid velocity and direction sensor
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3378816 |
Telemeter system
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3320591 |
Metering system responsive to interrogations from a central station
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3290667 |
Automatic frequency deviation control system for subcarrier oscillator
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3287715 |
Electronic indicator systems
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