Patents by Inventor Kevin Joseph Derichs
Kevin Joseph Derichs 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: 11966526Abstract: A touchscreen display includes one or more display drivers coupled to an active matrix display and one or more touch controllers coupled to one or more touch sensor conductors. The one or more display drivers are coupled to the active matrix display via active matrix conductive components. When enabled, the one or more display drivers is configured to transmit a first signal to the active matrix display in accordance with display operation. A touch sensor conductor includes one or more segments of the active matrix conductive components. When enabled, a touch controller of the one or more touch controllers is configured to transmit a second signal via the touch sensor conductor in accordance with touchscreen operation that is performed concurrently with the display operation.Type: GrantFiled: February 1, 2023Date of Patent: April 23, 2024Assignee: SIGMASENSE, LLC.Inventors: Daniel Keith Van Ostrand, Michael Shawn Gray, Kevin Joseph Derichs
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Patent number: 11966548Abstract: A touch sensor device (TSD) includes TSD electrodes associated with a surface of the TSD. Also, an overlay that includes marker electrode(s) is also associated with at least a portion of the surface of the TSD. The TSD also includes drive-sense circuits (DSCs) operably coupled to the plurality of TSD electrodes. A DSC is configured to provide a TSD electrode signal to a TSD electrode and simultaneously to sense a change of the TSD electrode signal based on a change of impedance of the TSD electrode caused by capacitive coupling between the TSD electrode and the marker electrode(s) of the overlay. Processing module(s) is configured to process a digital signal generated by the DSC to determine characteristic(s) of the overlay that is associated with the at least a portion of the surface of the TSD.Type: GrantFiled: May 31, 2022Date of Patent: April 23, 2024Assignee: SIGMASENSE, LLC.Inventors: Patrick Troy Gray, Gerald Dale Morrison, Daniel Keith Van Ostrand, Richard Stuart Seger, Jr., Kevin Joseph Derichs, Shayne X. Short, Timothy W. Markison
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Patent number: 11966532Abstract: A touch sensor device includes a first panel, a second panel, and a drive-sense circuit (DSC). The first panel that includes first electrodes arranged in a first direction and second electrodes arranged in a second direction. The second panel includes third electrodes arranged in a third direction and fourth electrodes arranged in a fourth direction. The DSC is operably coupled via a single line to a coupling of a first electrode of the first electrodes and a first electrode of the third electrodes. The DSC is configured to provide the signal, which is generated based on a reference signal, via the single line to the coupling and simultaneously to sense the signal via the single line. The DSC generates a digital signal representative of the at least one electrical characteristic associated with the first electrode of the first electrodes and/or the first electrode of the third electrodes.Type: GrantFiled: June 6, 2023Date of Patent: April 23, 2024Assignee: SIGMASENSE, LLC.Inventor: Kevin Joseph Derichs
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Patent number: 11947746Abstract: An e-pen includes e-pen sensor electrodes (including a first and a second e-pen sensor electrode) and drive-sense circuits (DSCs) (including a first DSC and a second DSC. The first DSC drives a first e-pen signal having a first frequency via a first single line coupling to the first e-pen sensor electrode and simultaneously senses, via the first single line, the first e-pen signal. Based on e-pen/touch sensor device interaction, the first e-pen signal is coupled into at least one touch sensor electrode of the touch sensor device. The first DSC process the first e-pen signal to generate a first digital signal representative of a first electrical characteristic of the first e-pen sensor electrode. Similarly, the second DSC drives a second e-pen signal having a second frequency via a second single line coupling to the second e-pen sensor electrode and simultaneously senses, via the second single line, the second e-pen signal.Type: GrantFiled: December 6, 2022Date of Patent: April 2, 2024Assignee: SIGMASENSE, LLC.Inventors: Patrick Troy Gray, Gerald Dale Morrison, Daniel Keith Van Ostrand, Richard Stuart Seger, Jr., Michael Shawn Gray, Kevin Joseph Derichs
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Publication number: 20240103658Abstract: A touch sensor device includes a first panel, a second panel, and a drive-sense circuit (DSC). The first panel that includes first electrodes arranged in a first direction and second electrodes arranged in a second direction. The second panel includes third electrodes arranged in a third direction and fourth electrodes arranged in a fourth direction. The DSC is operably coupled via a single line to a coupling of a first electrode of the first electrodes and a first electrode of the third electrodes. The DSC is configured to provide the signal, which is generated based on a reference signal, via the single line to the coupling and simultaneously to sense the signal via the single line. The DSC generates a digital signal representative of the at least one electrical characteristic associated with the first electrode of the first electrodes and/or the first electrode of the third electrodes.Type: ApplicationFiled: December 5, 2023Publication date: March 28, 2024Applicant: SIGMASENSE, LLC.Inventor: Kevin Joseph Derichs
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Publication number: 20240094854Abstract: A touch sensor device (TSD) includes TSD electrodes associated with a surface of the TSD. Also, an overlay that includes marker electrode(s) is also associated with a region of the surface of the TSD. The TSD also includes drive-sense circuits (DSCs) operably coupled to the plurality of TSD electrodes. A DSC is configured to provide a TSD electrode signal to a TSD electrode and simultaneously to sense a change of the TSD electrode signal based on a change of impedance of the TSD electrode caused by capacitive coupling between the TSD electrode and the marker electrode(s) of the overlay. Processing module(s) is configured to process a digital signal generated by the DSC and other digital signals generated by other DSCs determine the region of the surface of the TSD that is associated with the overlay and to adapt sensitivity of the TSD within that region.Type: ApplicationFiled: November 27, 2023Publication date: March 21, 2024Applicant: SIGMASENSE, LLC.Inventors: Patrick Troy Gray, Gerald Dale Morrison, Daniel Keith Van Ostrand, Richard Stuart Seger, JR., Kevin Joseph Derichs, Shayne X. Short, Timothy W. Markison
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Patent number: 11921949Abstract: A touch sensor device includes a first panel, a second panel, and a drive-sense circuit (DSC). The first panel that includes first electrodes arranged in a first direction and second electrodes arranged in a second direction. The second panel includes third electrodes arranged in a third direction and fourth electrodes arranged in a fourth direction. The DSC is operably coupled via a single line to a coupling of a first electrode of the first electrodes and a first electrode of the third electrodes. The DSC is configured to provide the signal, which is generated based on a reference signal, via the single line to the coupling and simultaneously to sense the signal via the single line. The DSC generates a digital signal representative of the at least one electrical characteristic associated with the first electrode of the first electrodes and/or the first electrode of the third electrodes.Type: GrantFiled: March 31, 2023Date of Patent: March 5, 2024Assignee: SIGMASENSE, LLCInventor: Kevin Joseph Derichs
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Patent number: 11907450Abstract: An e-pen includes e-pen sensor electrodes (including a first and a second e-pen sensor electrode) and drive-sense circuits (DSCs) (including a first DSC and a second DSC. The first DSC drives a first e-pen signal having a first frequency via a first single line coupling to the first e-pen sensor electrode and simultaneously senses, via the first single line, the first e-pen signal. Based on e-pen/touch sensor device interaction, the first e-pen signal is coupled into at least one touch sensor electrode of the touch sensor device. The first DSC process the first e-pen signal to generate a first digital signal representative of a first electrical characteristic of the first e-pen sensor electrode. Similarly, the second DSC drives a second e-pen signal having a second frequency via a second single line coupling to the second e-pen sensor electrode and simultaneously senses, via the second single line, the second e-pen signal.Type: GrantFiled: February 1, 2023Date of Patent: February 20, 2024Assignee: SIGMASENSE, LLC.Inventors: Patrick Troy Gray, Gerald Dale Morrison, Daniel Keith Van Ostrand, Richard Stuart Seger, Jr., Michael Shawn Gray, Kevin Joseph Derichs
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Patent number: 11907484Abstract: A touch sensor device (TSD) includes TSD electrodes associated with a surface of the TSD. Also, an overlay that includes marker electrode(s) is also associated with at least a portion of the surface of the TSD. The TSD also includes drive-sense circuits (DSCs) operably coupled to the plurality of TSD electrodes. A DSC is configured to provide a TSD electrode signal to a TSD electrode and simultaneously to sense a change of the TSD electrode signal based on a change of impedance of the TSD electrode caused by capacitive coupling between the TSD electrode and the marker electrode(s) of the overlay. Processing module(s) is configured to process a digital signal generated by the DSC to determine characteristic(s) of the overlay that is associated with the at least a portion of the surface of the TSD.Type: GrantFiled: September 30, 2021Date of Patent: February 20, 2024Assignee: SigmaSense, LLC.Inventors: Patrick Troy Gray, Gerald Dale Morrison, Daniel Keith Van Ostrand, Richard Stuart Seger, Jr., Kevin Joseph Derichs, Shayne X. Short, Timothy W. Markison
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Patent number: 11899888Abstract: A touch sensor device (TSD) includes TSD electrodes associated with a surface of the TSD. Also, an overlay that includes marker electrode(s) is also associated with at least a portion of the surface of the TSD. The TSD also includes drive-sense circuits (DSCs) operably coupled to the plurality of TSD electrodes. A DSC is configured to provide a TSD electrode signal to a TSD electrode and simultaneously to sense a change of the TSD electrode signal based on a change of impedance of the TSD electrode caused by capacitive coupling between the TSD electrode and the marker electrode(s) of the overlay. Processing module(s) is configured to process a digital signal generated by the DSC to determine characteristic(s) of the overlay that is associated with the at least a portion of the surface of the TSD.Type: GrantFiled: October 28, 2021Date of Patent: February 13, 2024Assignee: SigmaSense, LLC.Inventors: Patrick Troy Gray, Gerald Dale Morrison, Daniel Keith Van Ostrand, Richard Stuart Seger, Jr., Kevin Joseph Derichs, Shayne X. Short, Timothy W. Markison
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Publication number: 20240028172Abstract: A touch controller includes a processing module operably coupled to a plurality of sensing circuits, the processing module is operable to receive a sense signal regarding an electrical characteristic of a sensor of a plurality of sensors. The processing module is further operable to determine the sense signal indicates the electrical characteristic is affected by an identifying signal emitted by a finger. The processing module is further operable to determine a coordinate location of the sensor. The processing module is further operable to generate a proximal touch signal that includes the coordinate location of the sensor.Type: ApplicationFiled: August 25, 2023Publication date: January 25, 2024Applicant: SigmaSense, LLC.Inventors: Kevin Joseph Derichs, Richard Stuart Seger, JR., Daniel Keith Van Ostrand, Timothy W. Markison
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Publication number: 20240019964Abstract: A method includes a processing module obtaining touch data at a touch data rate. The method further includes the processing module obtaining video data at a refresh rate, wherein the touch data rate is greater than the refresh rate. For a frame of the video data, the method further includes the processing module determining a touch movement trend based on the touch data. The method further includes the processing module determining a position offset for a graphical representation of the touch data based on the touch movement trend. When the position offset exceeds an offset threshold, the method further includes the processing module adjusting position of the graphical representation of the touch data within the frame of video data based on the position offset to produce an adjusted frame of video data.Type: ApplicationFiled: July 13, 2022Publication date: January 18, 2024Applicant: SigmaSense, LLC.Inventors: Kevin Joseph Derichs, Daniel Keith Van Ostrand, Richard Stuart Seger, JR.
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Publication number: 20240010145Abstract: A sensor system is operable to: communicate a first ID signal at a first frequency between a first perimeter sensor and a first sensor circuit through a body of a first user in a first vehicle chair, determine interaction with an interactable element corresponding to the first sensor circuit based on sensed signal data from a first sensor circuit indicating changes in electrical properties of an electrode of the first sensor circuit; determine the interaction is via the first user in the first vehicle chair when the sensed signal data indicates detection of the first frequency; and when the sensed signal data indicates detection of the first frequency, perform a first vehicle functionality of a set of vehicle functionalities based on configuration data corresponding to the first user.Type: ApplicationFiled: May 16, 2023Publication date: January 11, 2024Applicant: SigmaSense, LLC.Inventors: Kevin Joseph Derichs, Richard Stuart Seger, JR., Michael Shawn Gray, Patrick Troy Gray, Daniel Keith Van Ostrand
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Publication number: 20240010144Abstract: A sensor system is operable to: communicate a first ID signal at a first frequency between a first passenger restraint and a first sensor circuit through a body of a first user in a first vehicle chair; determine interaction with an interactable element corresponding to the first sensor circuit based on sensed signal data from a first sensor circuit indicating changes in electrical properties of an electrode of the first sensor circuit; determine the interaction is via the first user in the first vehicle chair when the sensed signal data indicates detection of the first frequency; and when the sensed signal data indicates detection of the first frequency, perform a first vehicle functionality of a set of vehicle functionalities based on configuration data corresponding to the first user.Type: ApplicationFiled: May 16, 2023Publication date: January 11, 2024Applicant: SigmaSense, LLC.Inventors: Kevin Joseph Derichs, Richard Stuart Seger, JR., Michael Shawn Gray, Patrick Troy Gray, Daniel Keith Van Ostrand
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Publication number: 20240004602Abstract: An interactive device is operable to receive a first plurality of sensed signals during a first temporal period. The first plurality of sensed signals indicate a first plurality of changes in electrical characteristics of a set of electrodes of the plurality of electrodes. A first impedance pattern identifying a writing passive device is detected based on interpreting the first plurality of changes in the electrical characteristics of the set of electrodes during the first temporal period. The writing passive device is detected based on detecting the first impedance pattern. Written user notion data is detected based on detecting movement of the writing passive device in relation to the interactive display device during the first temporal period. The written user notation data is processed for display in accordance with at least one display setting corresponding to the writing passive device.Type: ApplicationFiled: September 19, 2023Publication date: January 4, 2024Applicant: SigmaSense, LLC.Inventors: Richard Stuart Seger, JR., Michael Shawn Gray, Patrick Troy Gray, Daniel Keith Van Ostrand, Kevin Joseph Derichs
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Patent number: 11861082Abstract: An e-pen includes e-pen sensor electrodes (including a first and a second e-pen sensor electrode) and drive-sense circuits (DSCs) (including a first DSC and a second DSC. The first DSC drives a first e-pen signal having a first frequency via a first single line coupling to the first e-pen sensor electrode and simultaneously senses, via the first single line, the first e-pen signal. Based on e-pen/touch sensor device interaction, the first e-pen signal is coupled into at least one touch sensor electrode of the touch sensor device. The first DSC process the first e-pen signal to generate a first digital signal representative of a first electrical characteristic of the first e-pen sensor electrode. Similarly, the second DSC drives a second e-pen signal having a second frequency via a second single line coupling to the second e-pen sensor electrode and simultaneously senses, via the second single line, the second e-pen signal.Type: GrantFiled: September 29, 2022Date of Patent: January 2, 2024Assignee: SIGMASENSE, LLC.Inventors: Patrick Troy Gray, Gerald Dale Morrison, Daniel Keith Van Ostrand, Richard Stuart Seger, Jr., Michael Shawn Gray, Kevin Joseph Derichs
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Publication number: 20230400943Abstract: A touch sensor device includes a first panel, a second panel, and a drive-sense circuit (DSC). The first panel that includes first electrodes arranged in a first direction and second electrodes arranged in a second direction. The second panel includes third electrodes arranged in a third direction and fourth electrodes arranged in a fourth direction. The DSC is operably coupled via a single line to a coupling of a first electrode of the first electrodes and a first electrode of the third electrodes. The DSC is configured to provide the signal, which is generated based on a reference signal, via the single line to the coupling and simultaneously to sense the signal via the single line. The DSC generates a digital signal representative of the at least one electrical characteristic associated with the first electrode of the first electrodes and/or the first electrode of the third electrodes.Type: ApplicationFiled: August 21, 2023Publication date: December 14, 2023Applicant: SIGMASENSE, LLC.Inventor: Kevin Joseph Derichs
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Publication number: 20230393686Abstract: A touch sensor device (TSD) includes a panel and drive-sense circuits (DSCs). The panel includes electrodes, and the DSCs are operably coupled to the electrodes. A DSC is operably coupled via a single line to an electrode and is configured to provide a signal via the single line to the electrode and simultaneously to sense the signal via the single line. The sensing of the signal includes detection of an electrical characteristic of the electrode and/or a change of the signal. The DSC is also configured to generate a digital signal representative of the electrical characteristic of the electrode and/or the change of the signal. The TSD also includes one or more processing modules operably coupled to the DSCs and configured to execute operational instructions to process first digital signals generated by a first subset of the DSCs that includes fewer than all of the DSCs in a prioritized manner.Type: ApplicationFiled: June 1, 2023Publication date: December 7, 2023Applicant: SIGMASENSE, LLC.Inventors: Daniel Keith Van Ostrand, Richard Stuart Seger, JR., Kevin Joseph Derichs
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Patent number: 11829566Abstract: A touch sensor device (TSD) includes TSD electrodes associated with a surface of the TSD. Also, an overlay that includes marker electrode(s) is also associated with a region of the surface of the TSD. The TSD also includes drive-sense circuits (DSCs) operably coupled to the plurality of TSD electrodes. A DSC is configured to provide a TSD electrode signal to a TSD electrode and simultaneously to sense a change of the TSD electrode signal based on a change of impedance of the TSD electrode caused by capacitive coupling between the TSD electrode and the marker electrode(s) of the overlay. Processing module(s) is configured to process a digital signal generated by the DSC and other digital signals generated by other DSCs determine the region of the surface of the TSD that is associated with the overlay and to adapt sensitivity of the TSD within that region.Type: GrantFiled: October 27, 2021Date of Patent: November 28, 2023Assignee: SigmaSense, LLC.Inventors: Patrick Troy Gray, Gerald Dale Morrison, Daniel Keith Van Ostrand, Richard Stuart Seger, Jr., Kevin Joseph Derichs, Shayne X. Short, Timothy W. Markison
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Patent number: 11829677Abstract: A method includes transmitting, by a plurality of drive sense circuits of an interactive display device, a plurality of signals on a plurality of electrodes of the interactive display device. A writing passive device is identified based on a first plurality of changes detected in the electrical characteristics of the set of electrodes. Written user notion data is determined based on detecting movement of the writing passive device in relation to the interactive display device, and the written user notation data is displayed. An erasing passive device is identified based on a second plurality of changes detected in the electrical characteristics of the set of electrodes. Erased portions of the written user notation data is determined based on detecting movement of the erasing passive device in relation to the interactive display device, and the updated written user notation data is displayed based on no longer displaying the erased portions.Type: GrantFiled: November 8, 2022Date of Patent: November 28, 2023Assignee: SigmaSense, LLC.Inventors: Richard Stuart Seger, Jr., Michael Shawn Gray, Patrick Troy Gray, Daniel Keith Van Ostrand, Kevin Joseph Derichs