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Class 327/512 - Temperature


Subclass of Class 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
Definition: Subject matter wherein the external effect involves heat
No. of patents: 516
Last issue date: 05/22/2012


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NumberTitleIssue Date
8183910Circuit and method for a digital process monitor
A circuit and method for a digital process monitor is disclosed. Circuits for comparing a current or voltage to a current or voltage corresponding to a device having process dependent circuit characteristics are disclosed, having converters for converting current or...
05/22/2012
8134402Apparatus and method for powering up with hysteresis inactive
A temperature-sensor circuit is provided. The temperature-sensor circuit may be configured such that an output of the temperature-sensor circuit trips when a specified temperature is reached. The temperature-sensor circuit may also be configured to trigger hysteresi...
03/13/2012
8130024Temperature compensation via power supply modification to produce a temperature-independent delay in an integrated circuit
A method and circuitry for adjusting the delay of a variable delay line (VDL) in a delay locked loop (DLL) or other delay element or subcircuit on an integrated circuit is disclosed. Such delay circuitry will inherently have a delay which is a function of temperatur...
03/06/2012
7994841Dual temperature control circuit
A dual temperature control circuit detects a first temperature of a first location and a second temperature of a second location. The dual temperature control circuit transforms the first temperature to a first voltage signal, and transforms the second temperature t...
08/09/2011
7977999Temperature detection circuit
Provided is a temperature detection circuit capable of preventing malfunction, which may occur when power is turned on. A switch circuit for giving such a potential that a comparator detects a low temperature is provided at an output terminal of a temperature sensor...
07/12/2011
7969227Temperature detection circuit
According to one embodiment, a temperature detection circuit is provided which requires only a small number of additional components, thus minimizing an increase in costs and which offers an insulating property and high responsiveness. A temperature detection circui...
06/28/2011
7965128Semiconductor device, and power source and processor provided with the same
A semiconductor device includes: a transistor having a first electrode coupled to a first power source node to which a first power source voltage is supplied, and a second electrode, and supplying a reference current to a temperature detection element; a diffused re...
06/21/2011
7961033DLL-based temperature sensor
A temperature sensor includes an open-loop delay line comprising plural delay cells and a multiplexer configured to select a first number of the plural delay cells; a delay-locked loop comprising plural delay cells and a multiplexer configured to select a second num...
06/14/2011
7956670Temperature sensing device and electric device including the same
A temperature sensing device includes a current generator to generate a variable current that varies based on temperature, a charge circuit to accumulate charges based on the variable current, and a count logic circuit to generate a count value synchronized to a clo...
06/07/2011
7944269Power transistor and method for controlling a power transistor
Embodiments of the invention are related to a power transistor and a method for controlling a power transistor. In one embodiment a power transistor comprises a power semiconductor body with a plurality of power transistor cells each having a control electrode and a...
05/17/2011
7940112Semiconductor device
To include a first X decoder constituted by a transistor whose off-leakage current has a first temperature characteristic, a pre-decoder circuit and a peripheral circuit constituted by a transistor whose off-leakage current has a second temperature characteristic, a...
05/10/2011
7936203Temperature compensation via power supply modification to produce a temperature-independent delay in an integrated circuit
A method and circuitry for adjusting the delay of a variable delay line (VDL) in a delay locked loop (DLL) or other delay element or subcircuit on an integrated circuit is disclosed. Such delay circuitry will inherently have a delay which is a function of temperatur...
05/03/2011
7936204Temperature sensing circuit
A temperature sensing circuit includes a temperature-dependent voltage generating block configured to generate a plurality temperature-dependent voltages having voltage levels that are changed according to temperature; and a comparing block configured to compare eac...
05/03/2011
7915947PTAT sensor and temperature sensing method thereof
A proportional to absolute temperature (PTAT) sensor is capable of reducing a sensing error resulted from a mismatch between circuit components. The PTAT sensor includes a control unit, a sensing unit and a calculation unit. The control unit generates a control sign...
03/29/2011
7898316Double sample active pixel sensor with double sampling temperature sensor
A system which operates to determine temperature of an image sensor using the same signal chain that is used to detect the image sensor actual outputs. A correlated double sampling circuit is used to obtain the image outputs. That's same correlated double sampling c...
03/01/2011
7880528Temperature detection circuit
A temperature detection circuit has a first temperature sensor circuit that outputs a voltage having a negative temperature gradient and an absolute value and a second temperature sensor circuit that outputs a voltage having a positive temperature gradient and the s...
02/01/2011
7839200Semiconductor device and data outputting method of the same
Semiconductor device and data outputting method of the same includes an on die thermal sensor (ODTS) configured to output temperature information by detecting an internal temperature of the semiconductor device and an output driver configured to control a slew rate ...
11/23/2010
7821320Temperature detection circuit
A temperature detection circuit includes a bandgap reference voltage generation circuit, a detection output circuit, and an output conversion circuit. The bandgap reference voltage generation circuit generates a first reference voltage and causes a bias current to f...
10/26/2010
7777554Method and apparatus for detecting temperatures of a plurality of circuits and controlling operations based on the detected temperatures
A temperature detector includes a plurality of temperature sensors each configured to generate a voltage signal in accordance with sensed temperature and output the voltage signal, a plurality of storage circuits corresponding to the respective temperature sensors a...
08/17/2010
7772915Temperature sensing circuit and method using DLL
A temperature sensing circuit using a delay locked loop and a temperature sensing method. The temperature sensing circuit includes a locked delay unit for receiving an external clock and generating a locked delay pulse keeping a constant delay amount regardless of t...
08/10/2010
7768338Thermaltronic analog device
A method is provided for the electronic processing of analog signals in thermaltronic device. The method accepts an analog input signal, e.g., an AC signal, at a thermaltronic device input and generates a thermal electric (TE) temperature having a first transfer fun...
08/03/2010
7755416Temperature-sensor circuit, and temperature compensated piezoelectric oscillator
A temperature-sensor circuit includes: a transistor having an emitter that is grounded, a collector, and a base; a first resistor having a first end and a second end, the first end being coupled with the collector; and a second resistor having a third end and a four...
07/13/2010
7710190Apparatus and method for compensating change in a temperature associated with a host device
An apparatus for compensating temperature changes in a temperature associated with a compensated device includes: (a) An input circuit having a first input locus for receiving a temperature-indicating signal and a second input locus for receiving a sign-indicating s...
05/04/2010
7671661Integrated circuit and method for automatically tuning process and temperature variations
Provided are an IC and a method for automatically tuning process and temperature variations. The IC includes: a test circuit unit including test circuit elements having identical element values and variations to a tuning-targeted circuit element and at least one ref...
03/02/2010
7592854Temperature sensing circuit
A temperature-sensing circuit includes a first circuit block outputting an output voltage having negative or positive temperature coefficients and a second circuit block amplifying the output voltage of the first circuit block to a predetermined amplitude and output...
09/22/2009
7579899Circuit and method for temperature detection
A temperature detection circuit includes a temperature dependent voltage generation circuit for generating a temperature dependent voltage VR, a bandgap circuit for generating a temperature independent voltage VBG, and a comparator for comparing the temperature depe...
08/25/2009
7579898Temperature sensor device and methods thereof
A device having a temperature sensor device is disclosed. The temperature sensor device includes a complementary to absolute temperature (CTAT) module and a reference module. Both the temperature sensor and the reference voltage module provide signals, that vary in ...
08/25/2009
7532056On chip temperature detector, temperature detection method and refresh control method using the same
A temperature sensor includes a proportional to absolute temperature (PTAT) current generator configured to generate a first current proportional to temperature, a first complementary to absolute temperature (CTAT) current generator configured to generate a second c...
05/12/2009
7528644Temperature detecting circuit
A temperature detecting circuit is provided. The temperature detecting circuit includes a reference and detection voltage generator for generating a reference voltage corresponding to a first and a second reference current, and changing first to M-th (M being a natu...
05/05/2009
7521985Method for regulating temperature and circuit therefor
A method and circuit for managing thermal performance of an integrated circuit. Temperature sensing circuits and a plurality of power FETs that are coupled together in parallel are manufactured from a semiconductor substrate. Each temperature sensing circuit monitor...
04/21/2009
7508250Testing for normal or reverse temperature related delay variations in integrated circuits
A method for determining that a circuit is operating in the reverse temperature dependence domain includes creating baseline delay information, detecting a temperature change with one or more temperature sensors, after detecting the temperature change, creating curr...
03/24/2009
7477090Circuit characteristics controller
A circuit characteristics controller (10) changes the supply voltage to circuit (12) on the basis of the characteristics of at least one transistor in circuit (12) so as to control the characteristics of circuit (12). The power source for...
01/13/2009
7459955Integrated circuit temperature sensing method
A method and system for sensing the temperature of an integrated circuit are presented. The method compares a first current that is proportional to a temperature reading of the integrated circuit to a reference current. While the first current is greater than the re...
12/02/2008
7444490Apparatus, system, and method for modifying memory voltage and performance based on a measure of memory device stress
An apparatus, system, and method are disclosed for modifying memory device timing and voltage. A detection module detects a change of memory device stress. A timing modification module modifies the memory device timing in response to the change of the memory device ...
10/28/2008
7439791Temperature compensation device and method thereof
A device and method for temperature compensation of an electronic device are disclosed. The device includes a temperature bias controller with a temperature sensor. A bias signal based upon a signal from the temperature sensor is provided to a first gate of a multip...
10/21/2008
7429129Proportional settling time adjustment for diode voltage and temperature measurements dependent on forced level current
A temperature sensor circuit and system providing accurate digital temperature readings using a local or remote temperature diode. In one set of embodiments a change in diode junction voltage (ΔVBE) proportional to the temperature of the diode is capture...
09/30/2008
7423473Sequential tracking temperature sensors and methods
Temperature detectors include a temperature sensor that is configured to generate temperature tracking signals that indicate that a detected temperature is above, below or in a temperature range that corresponds to a selected one of a series of temperature control s...
09/09/2008
7417487Overheat detecting circuit
An overheat detecting circuit according to an embodiment of the invention includes: a current source for generating a constant current; an overheat detecting element unit that operates with a first current generated in accordance with the constant current and genera...
08/26/2008
7413342DRAM temperature measurement system
A converter comprising a comparator having a first input operable to receive a first signal, a second input operable to receive a second signal, and an output, a switch for sinking a portion of the first signal, wherein the switch is responsive to the output, and an...
08/19/2008
7414455Digital temperature detection circuit for semiconductor device
A digital temperature detection circuit for a semiconductor circuit comprises a digital temperature defection block and a data conversion block. The digital temperature detection block is adapted to detect an internal temperature of the semiconductor device and gene...
08/19/2008
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