Inventor

DANIEL KEITH VAN OSTRAND

Inventor

US

Overview

2021–2025

Patent span

Physics

Primary field (CPC G)

Patents· 234 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G06Fprimary

G06FElectric digital data processing34%

G05BControl or regulating systems in general7%

H04LTransmission of digital information, e.g. telegraphic communication6%

G01RMeasuring electric variables5%

H02JElectric power networks5%

G01DMeasuring not specially adapted for a specific variable4%

H03MCoding4%

H04BTransmission3%

H03KPulse technique3%

H02PControl or regulation of electric motors, electric generators or dynamo-electric converters3%

PatentTitleYear

12,498,818Touchscreen data reception from user device via user2025 12,481,400Enhanced capacitance touch screen display and methods for use therewith2025 12,446,798Personal monitoring system for monitoring body conditions using e-field communications2025 12,405,696No-ground plane differential touch screen display2025 12,407,196Wireless power transfer and communications2025 12,373,070System for detecting and validating multiuser interaction with interface elements via signaling through users bodies2025 12,360,628Activation of different subsets of drive-sense circuits in accordance with different modes of operation of a touch-based device2025 12,360,641System for detecting and validating multiuser interaction with interface elements via perimeter sensors2025 12,360,630Touch sensor device with differentiated priority sensing region2025 12,352,713Organic and/or inorganic material test system using differential drive-sense circuits2025 12,321,560Fingerprint imaging device incorporating electrodes and drive-sense circuitry2025 12,298,792Determining the effects of different electrical characteristics of a drive-sense circuit on a load2025 12,292,719Prime mover and generator regulation based on output signal sensing2025 12,277,087Low voltage drive circuit for transceiving analog data via a bus and methods for use therewith2025 12,277,312Single user or few users identification and blocking operable touch sensor device2025 12,271,548Electronic pen generation of tilt orientation data based on capacitance difference detection2025 12,242,304Device having a flexible/foldable touch screen display with multiple touch areas2025 12,242,699Touch sensitive panel supporting capacitively coupled identification code2025 12,223,149Pen for use with a touch screen2025 12,216,169Battery impedance tracking during charging2025 12,216,862Current reference operative drive-sense circuit (dsc) with voltage amplifier2025 12,204,729Display with touchless indications and methods for use therewith2025 12,204,713Detection of touchless gestures based on capacitance image data2025 12,197,670Communicating data via a screen-to-screen connection based on data type2025 12,197,242Programmable drive sense unit2025 12,189,555Low voltage drive circuit for synchronizing transmit data from a host device to channels on a bus2025 12,182,390Low power operation user detection and identification capable touch sensor device2024 12,181,276Inter-digit movement detection based on capacitive imaging2024 12,174,770Data conveyance and communication of three or more LVDC enabled devices2024 12,175,039Touch icon offset based on touch data samples2024 12,174,618Analog world interfacing for automated systems2024 12,169,614Sensitivity region of interest processing (ROIP) for input/output (I/O) operative touch sensor device (TSD)2024 12,164,351Multi-stage power supply signal conditioning2024 12,164,382Programmable IO module2024 12,158,996Generation of a digital pad on an interactive display device2024 12,159,010Input/output (I/O) operative touch sensor device (TSD)2024 12,158,509Single line Hall effect sensor drive and sense2024 12,153,771Device with signal generator2024 12,149,257Data sensing circuit with parallel digital filter processing2024 12,135,530Generator output adaptation with in-line drive-sense circuit2024 12,135,531Motor input signal monitoring and conditioning2024 12,124,234Generator output signal monitoring and conditioning2024 12,124,245Source and sensor operative electromagnetic wave and/or RF signal device2024 12,111,637Source and sensor operative acoustic wave device2024 12,111,623Motor control feedback and adaptation2024 12,105,489Machine and load regulation based on power system signal sensing2024 12,105,912Sensor monitoring system2024 12,100,290Biological test system data processing2024 12,099,095Trend based battery health estimation2024 12,100,291Data processing module of a biological test system2024 12,093,073Transmit side of low voltage drive circuit (LVDC) with non-sync data channels2024 12,093,495No-ground plane differential touch screen display2024 12,092,695Battery adapted and configurable impedance circuit2024 12,079,533Generating written user notation data for display based on detecting an impedance pattern of a writing passive device2024 12,079,429Compensated enhanced capacitance touch screen display and methods for use therewith2024 12,073,042Touchscreen data reception from user device via user2024 12,056,315Ambient light sensor for a touch panel display2024 12,056,314Data drive input circuit2024 12,046,214Display controller with row enable based on drive settle detection2024 12,043,113Vehicle system for visually conveying button feedback display data based on anatomical feature mapping data2024 12,032,780Generating an analog drive sense signal2024 12,032,772Display scanning frequency patterns to convey data2024 12,019,821Touchscreen to user device communication pathways2024 12,018,940Digit movement detection based on capacitive imaging2024 12,013,360Sensing device with drive sense circuit and vibration sensor and methods for use therewith2024 12,007,421Load sensing circuit employing sink and sense configuration2024 12,007,446Sheath including monitoring electrodes for battery health monitoring2024 12,007,930Low voltage drive circuit with drive sense and methods for use therewith2024 12,008,190Display generated data transmission from user device to touchscreen via user2024 11,995,307Integrated touchscreen and external controller2024 11,995,259Segmented ground plane within an active matrix display with concurrent touch and display operations2024 11,989,408Redundant touch system operation2024 11,982,715Embedded monitoring electrodes for battery health monitoring2024 11,983,344Touch screen controller with drive sense circuits2024 11,984,902Digital decimation filtering circuit of analog to digital conversion circuit2024 11,977,120Battery monitoring and characterization during charging2024 11,971,703Device calibration and testing2024 11,972,085Multi-conductor touch system2024 11,971,704Zone drive of transducers for extended linearity2024 11,972,075Tilt orientation data of an electronic pen based on capacitance difference detection2024 11,971,761Power supply and/or drive-sense circuit adaptation based on output signal monitoring2024 11,974,105Noise canceling audio in/out device2024 11,971,762Variable power supply and load system2024 11,966,526Touchscreen display with concurrent touch and display operations2024 11,966,548Device and host communications for input/output (I/O) operative touch sensor device (TSD)2024 11,954,057Data conveyance and communication for three or more LVCD enabled devices2024 11,954,321User-interactive steering wheel2024 11,953,563Hall voltage sensor2024 11,953,564Induction machine control using hall effect sensor adapted driver circuit2024 11,947,761Encoded data pattern touchscreen sensing computing device2024 11,947,381Data formatting module of a low voltage drive circuit2024 11,947,746Communication protocol for touch sensor and e-pen systems2024 11,949,244Wireless power transfer adaptation and communications2024 11,942,793Wireless power transfer with in-line sensing and control based on detection of chargeable device2024 11,942,794Power amplifier based wireless power transfer and communications2024 11,940,504Hall effect sensor adapted driver circuit2024 11,934,608Activation of different subsets of drive-sense circuits in accordance with different modes of operation of a touch-based device2024 11,933,607Electrode mapping and signal orthogonality for capacitive imaging glove2024 11,935,397Organic and inorganic test system2024 11,929,629Wireless power transfer and communications2024 11,922,800Biological test system testing base2024 11,916,564Confined data communication system2024 11,914,812Current reference operative drive-sense circuit (DSC)2024 11,907,484Function and orientation identification for input/output (I/O) operative touch sensor device (TSD)2024 11,907,450E-pen association within touch sensor and e-pen systems2024 11,906,587Non-charging based battery monitoring and characterization2024 11,907,471Current detect drive sense circuit2024 11,906,564Analog and digital frequency domain data sensing circuit2024 11,899,867Touch screen display with touchless gestures and methods for use therewith2024 11,899,499Touch sensing in a device having a flexible/foldable touch screen display2024 11,899,888Device and network based communications for input/output (I/O) operative touch sensor device (TSD)2024 11,875,005Touch screen display with touchless indications and methods for use therewith2024 11,868,298Data conveyance and communication scheme for two party low voltage drive circuit communication2024 11,861,082Erasure operable e-pen within touch sensor and e-pen systems2024 11,837,279Single cycle read processing in RAM cell2023 11,829,677Generating written user notation data based on detection of a writing passive device2023 11,829,566Enable/disable region of interest processing (ROIP) for input/output (I/O) operative touch sensor device (TSD)2023 11,822,358Drive-sense circuit to determine effects of different electrical characteristics on load2023 11,809,278Programming a programmable input/output (I/O) interface module2023 11,797,139Fingerprint scanning device incorporating drive-sense circuitry2023 11,797,120Screen-to-screen package formats2023 11,796,581Frequency mapping using drive-sense circuits2023 11,789,555Touch sense control circuit with noise suppression2023 11,789,508Cascaded drive-sense circuit and load network2023 11,762,499Voltage detect drive sense circuit2023 11,762,548User-interactive glass feature2023 11,747,839System management of cascaded drive-sense circuit and load network2023 11,740,752Device with signal generator2023 11,740,599Prime mover and generator regulation based on output signal sensing2023 11,740,731User device and touchscreen codec negotiation2023 11,740,781Single user or few users identification and blocking operable touch sensor device2023 11,740,067Capacitive imaging glove2023 11,733,818Identifying capacitively coupled devices2023 11,733,665Motor drive input adaptation with in-line drive-sense circuit2023 11,733,820Differential touch screen display signal processing2023 11,726,458Source and sensor operative device2023 11,726,626Device for use with a touch screen2023 11,726,652Identification in touch systems2023 11,726,603Device and touchscreen communication initialization and handshake2023 11,720,208RGB LED touch panel and drive sense circuit2023 11,720,207Enhanced capacitance touch screen display with noise compensation and methods for use therewith2023 11,714,541Location and/or angle of approach user identification capable touch sensor device2023 11,709,205Trend based battery health estimation2023 11,709,563Touch-based device with interlaced electrode grids2023 11,709,204Battery adapted and configurable impedance circuit2023 11,709,561Display scanning frequency patterns to convey data2023 11,693,811Low voltage drive circuit with variable oscillating characteristics and methods for use therewith2023 11,693,497Signal diverse e-pen for touch sensor and e-pen systems2023 11,695,423Analog to digital conversion circuit including a digital decimation filtering circuit2023 11,681,276Source and sensor operative acoustic wave device2023 11,679,678Vehicle system for detecting and visually conveying vehicle button interaction2023 11,681,641Synchronizing a low voltage drive circuit to a bus when coupling thereto2023 11,681,275Analog world interfacing for automated systems2023 11,681,390Electronic writing apparatus with multiple conductors2023 11,681,402Sensitivity region of interest processing (ROIP) for input/output (I/O) operative touch sensor device (TSD)2023 11,681,323Data formatting of a low voltage drive circuit data communication system2023 11,675,323Motor input signal monitoring and conditioning2023 11,669,177Frequency diverse e-pen for touch sensor and e-pen systems2023 11,669,062Generator output signal monitoring and conditioning2023 11,662,847Touch screen sensor controller with drive sense circuits2023 11,644,820Source and sensor operative electromagnetic wave and/or RF signal device2023 11,644,510Sheath including monitoring electrodes for battery health monitoring2023 11,644,860Configuring a programmable drive sense unit2023 11,640,148Generator output adaptation with in-line drive-sense circuit2023 11,635,396Sensing device with drive sense circuit and particle sensor and methods for use therewith2023 11,635,286Electrode mapping and signal orthogonality for capacitive imaging glove2023 11,630,441Device calibration and testing2023 11,630,533Touchscreen data reception from user device via user2023 11,632,120Controller with parallel digital filter processing2023 11,625,022Source and sensor operative LED2023 11,620,014Segmented ground plane within an active matrix display with concurrent touch and display operations2023 11,615,047Packet based communication using low voltage drive circuits2023 11,609,652Computing device for screen-to-screen communication2023 11,599,094Zone drive of transducers for extended linearity2023 11,592,915E-pen association within touch sensor and e-pen systems2023 11,592,921Touchscreen display with concurrent touch and display operations2023 11,592,978Integrated touchscreen and external controller2023 11,592,874Touch sensing in a flexible/foldable touch screen display2023 11,586,309Large touch screen display with integrated electrodes2023 11,580,045Multiple communication channel allocation for low voltage drive circuits2023 11,580,047Low voltage drive circuit with variable oscillating characteristics and methods for use therewith2023 11,569,695Wireless power transfer and communications2023 11,567,135Embedded monitoring electrodes for battery health monitoring2023 11,567,465Motor control feedback and adaptation2023 11,561,646Analog drive sense circuit2023 11,556,298Generation and communication of user notation data via an interactive display device2023 11,555,687Capacitive imaging glove2023 11,550,426Sensor monitoring system2023 11,543,900Communication protocol for touch sensor and e-pen systems2023 11,519,966Non-charging based battery monitoring and characterization2022 11,513,543Impedance detect drive sense circuit2022 11,513,482Machine and load regulation based on power system signal sensing2022 11,500,024Trend based battery health estimation2022 11,494,006Erasure operable e-pen within touch sensor and e-pen systems2022 11,493,559Battery monitoring and characterization during charging2022 11,494,032Enhanced mutual capacitance touch screen display with compressive touch detection and methods for use therewith2022 11,481,059Control circuit for large touch screen2022 11,474,502Source and sensor operative device2022 11,474,685Redundant touch system operation2022 11,460,999Redundant touch system2022 11,435,864Differential touch screen display2022 11,429,218Segmented ground plane within an active matrix display with concurrent touch and display operations2022 11,429,226Analog-digital drive sense circuit2022 11,402,990User-interactive steering wheel2022 11,397,492Enhanced mutual capacitance touch screen display with shape detection and methods for use therewith2022 11,372,510Multi-conductor touch system2022 11,366,780Low voltage drive circuit with variable oscillating characteristics and methods for use therewith2022 11,340,995Integrated circuit with programmable input/output module2022 11,327,917Low voltage drive circuit and communication system2022 11,320,860Display generated data transmission from user device to touchscreen via user2022 11,304,002Single transducer audio in/out device2022 11,294,420Data formatting circuit of a low voltage drive circuit data communication system2022 11,269,456Enhanced mutual capacitance touch screen display with water compensation and methods for use therewith2022 11,269,458Drive sense circuit for an LED touch panel2022 11,269,436Touchscreen display with concurrent touch and display operations2022 11,269,455Enhanced mutual capacitance touch screen display with noise compensation and methods for use therewith2022 11,269,510Identification in touch systems2022 11,265,002Parallel processing of multiple channels with very narrow bandpass digital filtering2022 11,237,653Frequency diverse e-pen for touch sensor and e-pen systems2022 11,231,735Low voltage drive circuit with oscillating frequencies and methods for use therewith2022 11,221,980Low voltage drive circuit operable to convey data via a bus2022 11,221,709Electronic writing apparatus with ring-back and other functionalities2022 11,221,704Screen-to-screen communication via touch sense elements2022 11,216,133Device for use with a touch screen2022 11,215,973Analog world interfacing for automated systems2022 11,194,408User input passive device and interactive display device touchscreen system2021 11,188,043Motor drive input adaptation with in-line drive-sense circuit2021 11,190,054Wireless power transfer adaptation and communications2021 11,183,883Wireless power transfer with in-line sensing and control based on detection of chargeable device2021 11,182,038Encoded data pattern touchscreen sensing system2021 11,153,143Low voltage drive circuit with digital to digital conversion and methods for use therewith2021 11,151,072Low voltage drive circuit with variable oscillating characteristics and methods for use therewith2021 11,152,818Power amplifier based wireless power transfer and communications2021 11,152,817Wireless power transfer with in-line sensing and control2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2025Patents assigned to SIGMASENSE LLC (234)· patent assignee history

2021–2025Based in US· patent location history

2024Patents assigned to SIGMASENCE LLC (1)· patent assignee history

2024Patents assigned to SIGMASENSE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SIGMASENSE LLC	234	2021–2025
SIGMASENCE LLC	1	2024
SIGMASENSE	1	2024

Locations

Location	Patents	Span
US	234	2021–2025