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Class 374/167 - Scanning


Subclass of Class 374 - Thermal measuring and testing
Definition: Subject matter including successive connection of the sensors
No. of patents: 32
Last issue date: 10/21/2008


NumberTitleIssue Date
7438466Calibrating a thermal scanning system
A method for recalibrating a bilateral thermal scanner comprising a first thermal sensor and a second thermal sensor can comprise acquiring a first set of thermal scanning data with the thermal sensors in their normal positions; optionally analyzing the first set of...
10/21/2008
7365528Method and apparatus of voltage measurement using flying capacitor and switching circuits
The present invention is to provide a method and apparatus of voltage measurement with a high resolution. An apparatus of voltage measurement includes: a buffer circuit for separating a voltage between terminals of a capacitor or an equivalent voltage into a first v...
04/29/2008
7223014Remotely programmable integrated sensor transmitter
A remotely programmable integrated sensor transmitter device for measuring and reporting a physical quantity of a given medium comprises a sensor for measuring a physical quantity of a medium and providing an electrical output as a function of the property measured,...
05/29/2007
7197421Method and system for a temperature sensor for transmitter output power compensation
In an RF communication system, aspects of a method for a temperature sensor for transmitter output power compensation may comprise generating an output voltage, which may vary with temperature, from at least one reference voltage, wherein at least one reference volt...
03/27/2007
7073938Micromachined arrayed thermal probe apparatus, system for thermal scanning a sample in a contact mode and cantilevered reference probe for use therein
A relatively simple and inexpensive micromachined arrayed thermal probe apparatus, system for thermal scanning a sample in a contact mode and cantilevered reference probe for use therein can be used for a variety of microscopy and microcalorimetry applications rangi...
07/11/2006
7052180LED junction temperature tester
An instrument measures the LED junction temperature directly by taking advantage of the linear relationship between the forward current driven through the LED, the forward drop of the LED, and the junction temperature to determine the LED junction temperature.
05/30/2006
6907383Flow diagnostic system
A flow diagnostic system for a flow sensing element and impulse lines. A pressure transmitter coupled to the impulse lines provides digital pressure data to a control system. The control system provides the pressure data and real time clock readings to a diagnostic ...
06/14/2005
6513723Method and apparatus for automatically transmitting temperature information to a thermostat
A method and device includes the use of multiple remote sensors transmitting temperature information to a thermostat, while reducing or eliminating transmission interference and providing increased user control. Remote temperature sensors of the present i...
02/04/2003
6142663Temperature measuring method for semiconductor wafers and processing apparatus
This invention is intended to provide a semiconductor wafer temperature measuring method for use in reflector plate-equipped infrared annealing furnaces, infrared heating epitaxy furnaces, and other semiconductor wafer processing equipment that employs la...
11/07/2000
6089750Noncontact temperature distribution measuring apparatus
A material to be cut has a face to be cut with a cutting tool, and a cutout which temporarily brings the cutting tool into a noncontact state. Images of the cutting tool during the period when it attains an exposed state by passing over the cutout are cap...
07/18/2000
5209355Method and an apparatus for sorting solids
A method and an apparatus for sorting particulate solids material. The material is subjected to a microwave field and absorbs energy to an extent depending upon the dielectric properties of the individual particles. The absorbed energy heats the particles...
05/11/1993
4821285Thermocouple selection switch
A thermocouple selection switch for monitoring thermocouples positioned within tunnel furnace cars allows a plurality of thermocouples to be monitored, while, at the same time, avoiding the requirement of precisely aligning the tunnel furnace car with an ...
04/11/1989
4771393Electronic thermometer with multi range measurement capability
The thermometer includes an oscillation unit having a time constant circuit with a compound resistor including a reference resistor and a temperature sensitive resistor. The compound resistor is switched between the reference and temperature sensitive res...
09/13/1988
4639882Monitoring system
A system for monitoring data signals representing a number of parameters of a plant or apparatus, periodically superimposes test signals on to some of the data signals so as to produce combined signals representing unacceptable states of the parameters. T...
01/27/1987
4634292Electronic thermometer
An electronic thermometer apparatus includes an indoor temperature sensor, an outdoor temperature sensor, a single display unit capable of displaying exchangeably and alternately the indoor and the outdoor temperatures, means for automatically displaying ...
01/06/1987
4634293Battlefield environment thermal analyzer
A method and apparatus for simulating thermal images of various target dees and backgrounds as they would appear when viewed with a thermal viewer. A number of test elements of varying thicknesses are arranged in such a manner that upon solar heating the...
01/06/1987
4627742Computer controlled electronic thermometer
Disclosed is an electronic thermometer which comprises a first and a second sensing portions for detecting temperature at different two positions and each producing an output corresponding to the detected temperature; a display for displaying a temperatur...
12/09/1986
4571095Apparatus for measuring a temperature
An apparatus for measuring a temperature comprises a first resistance, the resistance value of which depends on the temperature to be measured, a second resistance, a multiple switch with a plurality of inputs and an output, wherein the resistances each a...
02/18/1986
4502793Apparatus and method for measuring temperature profile
A camera contains a row of diodes sensitive to infrared radiation and mounted on a turntable for rotation about the optical axis of the camera. The signals from the diodes provide a temperature profile of a band across the width of a strip of hot rolled s...
03/05/1985
4483631Multiple thermocouple system for high temperature reactors
A multiple thermocouple system for rapidly monitoring wall temperatures of a metal vessel and identifying those thermocouples having voltages and temperature readings above a predetermined level. In the system, a number of first metal insulated conductor ...
11/20/1984
4480312Temperature sensor/controller system
A highly accurate electronic temperature sensor/controller system employs one or more sensing devices, a precision voltage reference, a pair of analog multiplexers, a voltage-to-frequency converter, a microcomputer, a keyboard, an output display, and one ...
10/30/1984
4397569System for correlating a signal sensor location with a recorder printout
A system for correlating condition-indicative signals fed sequentially from a series of sensors, such as thermocouples installed in ports on the surface of a rotating kiln at various longitudinal and angular coordinates along the total length of the kiln,...
08/09/1983
4376280Instrument system for iron oxide reducing kilns
A system for monitoring the internal conditions in a rotary kiln is disclosed wherein a series of sensors, such as thermocouples, are installed in ports at various longitudinal and angular coordinates along the total length of the kiln for providing tempe...
03/08/1983
4324138Method of and apparatus and system for determining temperature conditions
A method of and apparatus and system for determining temperature conditions within an environment is disclosed. The method includes utilization of one or more transducers disposed within the environment. One or more of the transducers are selectively scan...
04/13/1982
4201088Differential measuring system
An apparatus for measuring the differential between a plurality of physical quantities, such as temperature, includes transducers 10 and 12 each positioned to sense the physical quantity. The transducers are preferably of the resistive or nonreactive vari...
05/06/1980
4176554Method and apparatus for obtaining the temperature profile of a kiln
The invention provides an array of spaced thermocouples inserted into the kiln as a unit to provide the temperature profile of the kiln on a continuous basis. The output signals from the thermocouples are multiplexed and displayed on a CRT device. A horiz...
12/04/1979
4162175Temperature sensors
A temperature measuring device for measuring temperatures at axially spaced positions along the bore of a tube comprises a sensor in the form of a central rigid wire of constantan base alloy on to which thermocouple foils are spot welded at prescribed loc...
07/24/1979
4122719System for accurate measurement of temperature
An improved system for accurately measuring temperature. The system is microprocessor based and automatically compensates for errors from such elements as cable resistance, drift and aging of the signal conditioning electronics. The system converts a non-...
10/31/1978
4114442Temperature monitoring system
The specification discloses a temperature monitoring system for monitoring thermal operating characteristics of aircraft engines. The system includes a plurality of temperature sensors located in different temperature monitoring zones within the aircraft ...
09/19/1978
4102199RTD measurement system
A method of measuring temperature utilizing resistance temperature detectors (RTDs) is disclosed. A number of RTDs are sequentially scanned and their resistance values are processed by zeroing and linearizing circuit techniques so that an output signal di...
07/25/1978
4102194Electronic bin temperature monitor
An electronic bin temperature monitor is disclosed which automatically scans a plurality of temperature sensors which are disposed about the interior of a grain storage bin so that the temperatures at various locations in the stored grain can be monitored...
07/25/1978
3982110Input transfer system for electronic computer
A multipoint temperature indicator and/or recorder whose output analogue signals are automatically transferred and sequentially introduced into a computer is used as an input transfer system for the computer. Preferably, the multipoint temperature indicat...
09/21/1976
 
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