Patents by Inventor Vishal Malhan
Vishal Malhan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11754656Abstract: Embodiments of the present disclosure include methods, apparatuses, systems, and computer program product for enabling multi-point shunt calibration of a sensor device. Multi-point shunt calibration provides at least a first, second, and third simulated calibration output, each simulated calibration output corresponding to an actual reading value and an expected reading value. The simulated calibration outputs are associated with a predefined output sequence, where each simulated calibration output is separated from an adjacent simulated calibration output by an output step size. Some embodiments are configured for automatically outputting each simulated calibration output for a particular period of time before outputting an adjacent simulated calibration output in the predefined output sequence. The various simulated calibration outputs, actual reading values, and/or expected values may be used in determining calibrated reading values for the sensor device.Type: GrantFiled: January 6, 2023Date of Patent: September 12, 2023Assignee: Honeywell International Inc.Inventors: Vishal Malhan, Raghavendra Shenoy, Brian Richards
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Publication number: 20230152409Abstract: Embodiments of the present disclosure include methods, apparatuses, systems, and computer program product for enabling multi-point shunt calibration of a sensor device. Multi-point shunt calibration provides at least a first, second, and third simulated calibration output, each simulated calibration output corresponding to an actual reading value and an expected reading value. The simulated calibration outputs are associated with a predefined output sequence, where each simulated calibration output is separated from an adjacent simulated calibration output by an output step size. Some embodiments are configured for automatically outputting each simulated calibration output for a particular period of time before outputting an adjacent simulated calibration output in the predefined output sequence. The various simulated calibration outputs, actual reading values, and/or expected values may be used in determining calibrated reading values for the sensor device.Type: ApplicationFiled: January 6, 2023Publication date: May 18, 2023Inventors: Vishal MALHAN, Raghavendra SHENOY, Brian RICHARDS
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Patent number: 11573284Abstract: Embodiments of the present disclosure include methods, apparatuses, systems, and computer program product for enabling multi-point shunt calibration of a sensor device. Multi-point shunt calibration provides at least a first, second, and third simulated calibration output, each simulated calibration output corresponding to an actual reading value and an expected reading value. The simulated calibration outputs are associated with a predefined output sequence, where each simulated calibration output is separated from an adjacent simulated calibration output by an output step size. Some embodiments are configured for automatically outputting each simulated calibration output for a particular period of time before outputting an adjacent simulated calibration output in the predefined output sequence. The various simulated calibration outputs, actual reading values, and/or expected values may be used in determining calibrated reading values for the sensor device.Type: GrantFiled: January 4, 2022Date of Patent: February 7, 2023Assignee: Honeywell International Inc.Inventors: Vishal Malhan, Raghavendra Shenoy, Brian Richards
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Publication number: 20220128642Abstract: Embodiments of the present disclosure include methods, apparatuses, systems, and computer program product for enabling multi-point shunt calibration of a sensor device. Multi-point shunt calibration provides at least a first, second, and third simulated calibration output, each simulated calibration output corresponding to an actual reading value and an expected reading value. The simulated calibration outputs are associated with a predefined output sequence, where each simulated calibration output is separated from an adjacent simulated calibration output by an output step size. Some embodiments are configured for automatically outputting each simulated calibration output for a particular period of time before outputting an adjacent simulated calibration output in the predefined output sequence. The various simulated calibration outputs, actual reading values, and/or expected values may be used in determining calibrated reading values for the sensor device.Type: ApplicationFiled: January 4, 2022Publication date: April 28, 2022Inventors: Vishal MALHAN, Raghavendra SHENOY, Brian RICHARDS
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Patent number: 11249164Abstract: Embodiments of the present disclosure include methods, apparatuses, systems, and computer program product for enabling multi-point shunt calibration of a sensor device. Multi-point shunt calibration provides at least a first, second, and third simulated calibration output, each simulated calibration output corresponding to an actual reading value and an expected reading value. The simulated calibration outputs are associated with a predefined output sequence, where each simulated calibration output is separated from an adjacent simulated calibration output by an output step size. Some embodiments are configured for automatically outputting each simulated calibration output for a particular period of time before outputting an adjacent simulated calibration output in the predefined output sequence. The various simulated calibration outputs, actual reading values, and/or expected values may be used in determining calibrated reading values for the sensor device.Type: GrantFiled: April 25, 2019Date of Patent: February 15, 2022Assignee: HONEYWELL INTERNATIONAL INC.Inventors: Vishal Malhan, Raghavendra Shenoy, Brian Richards
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Publication number: 20200342749Abstract: Embodiments of the present disclosure include methods, apparatuses, systems, and computer program product for enabling multi-point shunt calibration of a sensor device. Multi-point shunt calibration provides at least a first, second, and third simulated calibration output, each simulated calibration output corresponding to an actual reading value and an expected reading value. The simulated calibration outputs are associated with a predefined output sequence, where each simulated calibration output is separated from an adjacent simulated calibration output by an output step size. Some embodiments are configured for automatically outputting each simulated calibration output for a particular period of time before outputting an adjacent simulated calibration output in the predefined output sequence. The various simulated calibration outputs, actual reading values, and/or expected values may be used in determining calibrated reading values for the sensor device.Type: ApplicationFiled: April 25, 2019Publication date: October 29, 2020Inventors: Vishal MALHAN, Raghavendra SHENOY, Brian RICHARDS
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Publication number: 20190182567Abstract: Embodiments relate generally to systems and methods for collecting and communicating sensed data. A communication system may comprise a mobile device comprising a wireless communication module; and at least one sensor device located within a work area configured to monitor characteristics of the surrounding environment, wherein the sensor device comprises a controller; one or more sensors; a wired output configured to communicate sensor data from the one or more sensors via a wired connection; and a wireless interface comprising an antenna configured to communicate with the wireless communication module of the mobile device, wherein the mobile device is operable to receive and process the information received from the at least one sensor device. The antenna may at least partially extend from a housing of the sensor device. In some embodiments, the mobile device may not directly communicate with the central server.Type: ApplicationFiled: February 21, 2019Publication date: June 13, 2019Inventors: Sudheer Beligere, Michael Moran, Sivaprakash Eswaran, Vishal Malhan, Brian Richards
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Publication number: 20180249227Abstract: Embodiments relate generally to systems and methods for collecting and communicating sensed data. A communication system may comprise a mobile device comprising a wireless communication module; and at least one sensor device located within a work area configured to monitor characteristics of the surrounding environment, wherein the sensor device comprises a controller; one or more sensors; a wired output configured to communicate sensor data from the one or more sensors via a wired connection; and a wireless interface comprising an antenna configured to communicate with the wireless communication module of the mobile device, wherein the mobile device is operable to receive and process the information received from the at least one sensor device. The antenna may at least partially extend from a housing of the sensor device. In some embodiments, the mobile device may not directly communicate with the central server.Type: ApplicationFiled: February 28, 2017Publication date: August 30, 2018Inventors: Sudheer Beligere, Michael Moran, Sivaprakash Eswaran, Vishal Malhan, Brian Richards
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Patent number: 9927318Abstract: A sensor system with performance compensation testing capability includes a sensor device, a resistance bridge, a signal conditioning circuit, a first test connector, and a second test connector. The resistance bridge circuit is disposed on the sensor device and includes an excitation terminal, a circuit common terminal, and two output terminals, and is configured, upon being energized, to supply a bridge output voltage across the two output terminals. The signal conditioning circuit is electrically coupled to the excitation terminal, the circuit common terminal, and the two output terminals, and is configured to supply a sensor output signal representative of bridge output voltage. The first test connector is electrically coupled to one of the two output terminals and is configured to be coupled to an impedance test device. The second test connector is electrically coupled to the circuit common terminal and is configured to be coupled to the impedance test device.Type: GrantFiled: November 16, 2016Date of Patent: March 27, 2018Assignee: Honeywell International IncInventors: Vishal Malhan, Mahendra Kumar Pradhan
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Patent number: 9746388Abstract: According to techniques of this disclosure in various examples, a wireless signaling system may include a stationary element such as a stator and a non-stationary element such as a rotor. The stationary element includes a stationary element controller. The stationary element is configured to transmit a wireless signal comprising a pair of pulses. The non-stationary element comprising a non-stationary element controller. The non-stationary element is configured to receive the wireless signal from the stationary element controller, measure a transition in voltage of each of the pulses and a time interval between the pulses, and interpret a signal based on the transition in voltage of each of the pulses and the time interval between the pulses.Type: GrantFiled: October 13, 2011Date of Patent: August 29, 2017Assignee: Honeywell International Inc.Inventors: Vishal Malhan, Gautham Ramamurthy, Vijay Tippanna Talikoti, Latha John, Deepa Menon, Krishna R. Hegde, Ramesh Venkanna
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Publication number: 20170059437Abstract: A sensor system with performance compensation testing capability includes a sensor device, a resistance bridge, a signal conditioning circuit, a first test connector, and a second test connector. The resistance bridge circuit is disposed on the sensor device and includes an excitation terminal, a circuit common terminal, and two output terminals, and is configured, upon being energized, to supply a bridge output voltage across the two output terminals. The signal conditioning circuit is electrically coupled to the excitation terminal, the circuit common terminal, and the two output terminals, and is configured to supply a sensor output signal representative of bridge output voltage. The first test connector is electrically coupled to one of the two output terminals and is configured to be coupled to an impedance test device. The second test connector is electrically coupled to the circuit common terminal and is configured to be coupled to the impedance test device.Type: ApplicationFiled: November 16, 2016Publication date: March 2, 2017Inventors: Vishal Malhan, Mahendra Kumar Pradhan
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Patent number: 9535099Abstract: A sensor system with performance compensation testing capability includes a sensor device, a resistance bridge, a signal conditioning circuit, a first test connector, and a second test connector. The resistance bridge circuit is disposed on the sensor device and includes an excitation terminal, a circuit common terminal, and two output terminals, and is configured, upon being energized, to supply a bridge output voltage across the two output terminals. The signal conditioning circuit is electrically coupled to the excitation terminal, the circuit common terminal, and the two output terminals, and is configured to supply a sensor output signal representative of bridge output voltage. The first test connector is electrically coupled to one of the two output terminals and is configured to be coupled to an impedance test device. The second test connector is electrically coupled to the circuit common terminal and is configured to be coupled to the impedance test device.Type: GrantFiled: May 19, 2014Date of Patent: January 3, 2017Assignee: Honeywell International Inc.Inventors: Vishal Malhan, Mahendra Kumar Pradhan
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Patent number: 9374255Abstract: A circuit for providing high speed digital communication between a master universal asynchronous receiver transmitter (UART) device and a 4-20 milliamp (mA) current loop sensor that has a 1-wire includes a safety barrier circuit, a slave modulator/demodulator (modem) circuit, and a master modem circuit. The slave modem circuit selectively converts digital sensor data received from the UART compatible interface pin into current pulses and selectively supplies digital calibration data to the UART compatible interface pin. The master modem circuit is configured to convert the current pulses into a UART compatible signal for transmission to the master UART device and selectively supply the digital calibration data.Type: GrantFiled: June 16, 2015Date of Patent: June 21, 2016Assignee: Honeywell International Inc.Inventors: Vishal Malhan, Mahendra Kumar Pradhan
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Patent number: 9285283Abstract: An adaptive wireless torque measurement system includes a rotor, a rotor antenna, a stator antenna, stator electronics, and rotor electronics. The rotor antenna is attached to the rotor. The stator antenna is configured to be inductively coupled to the rotor antenna. The stator electronics are coupled to receive, via the stator antenna, feedback data and are configured, in response thereto, to generate and transmit, via the stator antenna, power signals at a power level magnitude based in part on the feedback data. The rotor electronics are attached to the rotor and are coupled to receive, via the rotor antenna, the power signals transmitted by the stator electronics. The rotor electronics are configured to determine the power level magnitude of the power signals, generate the feedback data, the feedback data at least including information representative of the determined power level magnitude, and transmit, via the rotor antenna, the feedback data.Type: GrantFiled: May 19, 2014Date of Patent: March 15, 2016Assignee: Honeywell International Inc.Inventors: Sudheer Beligere, Vijay Tippanna Talikoti, Vishal Malhan
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Patent number: 9234768Abstract: A sensor assembly may include a Wheatstone bridge with one or more sense elements, an amplifier coupled to the Wheatstone bridge for providing a sensor output signal, a resistor, and a switch for connecting the resistor between the sensor and an adjustable power source output to induce an offset in the sensor output signal. In some instances, a controller may perform an automatic shunt calibration procedure by activating the switch to connect the resistor between the sensor and the adjustable power source output to induce an offset in the sensor output signal. The controller may read the output value and compare the output value with a predetermined value. The controller may adjust the power source output to a value that moves the sensor output value toward the predetermined value. The controller may repeat the reading, comparing and adjusting step until the sensor output value is within a predetermined range of the predetermined value.Type: GrantFiled: March 1, 2013Date of Patent: January 12, 2016Assignee: Honeywell International Inc.Inventors: Mahendra Kumar Pradhan, Gautham Ramamurthy, Sudheer Beligere, Vishal Malhan
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Publication number: 20150330851Abstract: An adaptive wireless torque measurement system includes a rotor, a rotor antenna, a stator antenna, stator electronics, and rotor electronics. The rotor antenna is attached to the rotor. The stator antenna is configured to be inductively coupled to the rotor antenna. The stator electronics are coupled to receive, via the stator antenna, feedback data and are configured, in response thereto, to generate and transmit, via the stator antenna, power signals at a power level magnitude based in part on the feedback data. The rotor electronics are attached to the rotor and are coupled to receive, via the rotor antenna, the power signals transmitted by the stator electronics. The rotor electronics are configured to determine the power level magnitude of the power signals, generate the feedback data, the feedback data at least including information representative of the determined power level magnitude, and transmit, via the rotor antenna, the feedback data.Type: ApplicationFiled: May 19, 2014Publication date: November 19, 2015Applicant: HONEYWELL INTERNATIONAL INC.Inventors: Sudheer Beligere, Vijay Tippanna Talikoti, Vishal Malhan
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Publication number: 20150331016Abstract: A sensor system with performance compensation testing capability includes a sensor device, a resistance bridge, a signal conditioning circuit, a first test connector, and a second test connector. The resistance bridge circuit is disposed on the sensor device and includes an excitation terminal, a circuit common terminal, and two output terminals, and is configured, upon being energized, to supply a bridge output voltage across the two output terminals. The signal conditioning circuit is electrically coupled to the excitation terminal, the circuit common terminal, and the two output terminals, and is configured to supply a sensor output signal representative of bridge output voltage. The first test connector is electrically coupled to one of the two output terminals and is configured to be coupled to an impedance test device. The second test connector is electrically coupled to the circuit common terminal and is configured to be coupled to the impedance test device.Type: ApplicationFiled: May 19, 2014Publication date: November 19, 2015Applicant: HONEYWELL INTERNATIONAL INC.Inventors: Vishal Malhan, Mahendra Kumar Pradhan
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Patent number: 9046431Abstract: A wireless torque measurement system includes a rotor, a rotor antenna, rotor electronics, a signal processing module, and a single ear antenna. The rotor antenna is attached to the rotor. The rotor electronics are attached to the rotor, and are configured to generate signals that indicate an amount of strain in the rotor and to transmit, via the rotor antenna, digital data representative thereof. The signal processing module is configured to generate signals that provide power and data to the rotor electronics module and process the digital data transmitted by the rotor electronics. The single ear stator is antenna coupled to the signal processing module and is configured to be inductively coupled to the rotor antenna.Type: GrantFiled: May 21, 2013Date of Patent: June 2, 2015Assignee: HONEYWELL INTERNATIONAL INC.Inventors: Vishal Malhan, Vijay Tippanna Talikoti, Gautham Ramamurthy, Veeresh Shivaprakash Yagati
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Patent number: 9008976Abstract: A system includes a rotor, a rotor antenna attached to the rotor, a strain detection device attached to the rotor, a programmable gain amplifier attached to the rotor, and a control module attached to the rotor. The strain detection device is configured to generate signals that indicate an amount of strain in the rotor. The programmable gain amplifier is configured to amplify the signals generated by the strain detection device by a gain value. The gain value is programmable. The control module is configured to program the gain value of the programmable gain amplifier and transmit, via the rotor antenna, digital data that is derived from the amplified signals.Type: GrantFiled: February 9, 2012Date of Patent: April 14, 2015Assignee: Honeywell International Inc.Inventors: Gautham Ramamurthy, Vishal Malhan, Ramesh Venkanna, Brian Richards, Terry L. Huber
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Patent number: 8909145Abstract: A torque measurement system that includes a rotor device and a stator device can perform automatic tuning to improve the initial tuning performed during design and assembly. The stator device can include a variable capacitive element and a micro-controller configured to adjust a capacitance value of the variable capacitive element. Additionally or alternatively, the rotor device can include a variable capacitive element and a micro-controller configured to adjust a capacitance value of the variable capacitive element. The adjustment of the capacitive elements can be based on the quality of signal detected at either the rotor device or stator device.Type: GrantFiled: November 27, 2013Date of Patent: December 9, 2014Assignee: Honeywell International Inc.Inventors: Vishal Malhan, Gourango Biswas, Narayan Singh Rana, Gautham Ramamurthy, Balaji Mahadev