Patents by Inventor Ping-Tsun Lin
Ping-Tsun Lin 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: 10534471Abstract: An electronic apparatus with independent power sources includes a functional circuit, a plurality of touch sensing electrodes, at least one force sensing electrode and a force and touch sensing circuit, wherein the functional circuit and the force and touch sensing circuit are powered by a first power source and a second power source different with the first power source, respectively. The force and touch sensing circuit is electrically connected with the touch sensing electrodes and the force sensing electrode to sense external touch and touching force by driving the touch sensing electrodes and the force sensing electrode. The first power source and the second power source have no common current loop therebetween during touch or force sensing operation.Type: GrantFiled: June 2, 2017Date of Patent: January 14, 2020Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Patent number: 10509936Abstract: A fingerprint identification apparatus having a conductive structure includes an insulated casing, a conductive wire, and a fingerprint identification module. The insulated casing has a first surface with a fingerprint detection region and a second surface. The conductive wire has a first wire segment and a second wire segment. The first wire segment forms on the first surface and contacts with the fingerprint detection region. The second wire segment forms on the second surface and electrically connects to the first wire segment. The fingerprint identification module is disposed on the second surface and electrically connected to the second wire segment. Therefore, the conductive structure for fingerprint identification is provided to increase accuracy and security of the fingerprint identification and reduce manufacturing costs.Type: GrantFiled: August 28, 2017Date of Patent: December 17, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin, Chia-Hsun Tu
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Patent number: 10509937Abstract: A curved-surface OLED display device with fingerprint identification includes a substrate, a thin film transistor layer, a pixel electrode layer, an OLED display material layer, a common electrode layer, an encapsulation layer, a curved touch detection and fingerprint detection layer and a curved protective layer. The thin film transistor layer includes plural thin film transistors, plural scan lines, and plural data lines. The pixel electrode layer includes plural pixel electrodes. The curved touch detection and fingerprint detection layer includes plural sense electrodes and plural traces for performing the touch detection operation and fingerprint identification operation. A partial area of the curved touch detection and fingerprint detection layer and the curved protective layer exhibits a curved-surface shape.Type: GrantFiled: September 8, 2017Date of Patent: December 17, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin, Chia-Hsun Tu
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Patent number: 10503295Abstract: A touch sensing substrate includes a substrate, plural thin film transistor switch sets, plural touch sensing electrodes, plural touch sensing signal wires, plural touch sensing control wires, plural display drive thin film transistors, and plural pixel electrodes. Each thin film transistor switch set is arranged on one side of a substrate. Each touch sensing electrode corresponds to a thin film transistor switch set connected to the touch sensing electrode corresponding thereto. Each touch sensing signal wire is connected to at least two thin film transistor switch sets. Each touch sensing control wire is connected to the thin film transistor switch sets corresponding to at least two touch sensing electrodes. By the touch sensing control wires, the touch sensing signal wires, and the corresponding thin film transistor switch sets, a touch sensing signal from the touch sensing electrodes can be applied to a touch control circuit with less signal wires.Type: GrantFiled: September 11, 2017Date of Patent: December 10, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Patent number: 10503951Abstract: A rapid identification method for fingerprint first provides a fingerprint identification apparatus having a fingerprint sensing area and divides the fingerprint sensing area into fingerprint sensing sub-regions. In a registration stage, the method performs fingerprint sensing for the entire fingerprint sensing area to obtain fingerprint image for a whole fingerprint sensing area, fingerprint minutiae and relevant locations for the fingerprint minutiae and then pre-stores those data. In an identification stage, the method performs fingerprint sensing on a part of the fingerprint sensing sub-regions for a user to be identified and detects fingerprint minutiae and relevant locations for the fingerprint minutiae in the part of the fingerprint sensing sub-regions.Type: GrantFiled: February 28, 2018Date of Patent: December 10, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin, Chia-Hsun Tu
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Patent number: 10496805Abstract: An operating method for handheld device is provided. The method includes following steps: detecting whether a user is holding a handheld device; control the handheld device to execute a privacy non-preserving procedure when detecting that the user is holding the handheld device; detecting whether the user stops holding the handheld device; control the handheld device to execute a privacy-preserving procedure when detecting that the user stops holding the handheld device.Type: GrantFiled: March 23, 2017Date of Patent: December 3, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Patent number: 10496217Abstract: A mutual capacitance integral sensing apparatus for touch and force sensing includes a first electrode layer, a second electrode layer, a protection layer, a resilient dielectric layer and a capacitance sensing module. The first electrode layer includes a plurality of first electrodes extended along a first direction; the second electrode layer includes a plurality of second electrodes extended along a second direction; and the third electrode layer includes at least one third electrode extended along the first direction; where the first direction is substantially vertical to the second direction. In touch sensing operation, the capacitance sensing module sequentially or randomly applies a touch driving signal to selected ones of the second electrodes, and sequentially or randomly receives a touch sensing signal from selected ones of the first electrodes. In force sensing operation, the capacitance sensing module senses applied force through the second electrodes and the third electrode.Type: GrantFiled: April 10, 2017Date of Patent: December 3, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Patent number: 10474801Abstract: A method of enabling and disabling operating authority of handheld device is provided. The method includes following steps of: detecting whether a user is holding a handheld device; control the handheld device to enable an operating authority when detecting that the user is holding the handheld device; detecting whether the user stops holding the handheld device; control the handheld device to disable the operating authority when detecting that the user stops holding the handheld device. It may effectively manage the operating authority and simplify the operation of enabling and disabling the operating authority via enabling and disabling the operating authority automatically according to the user-holding status of the handheld device.Type: GrantFiled: April 11, 2017Date of Patent: November 12, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Patent number: 10416810Abstract: A method for operating electronic apparatus with independent power sources and having a functional circuit and a force and touch sensing circuit, the functional circuit and the force and touch sensing circuit are respectively powered by a first power source and a second power source different with the first power source. The method comprises (a) connecting the first power source and the second power source to different grounds; (b) the force and touch sensing circuit applying a capacitive sensing excitation signal to a force sensing electrode or a touch sensing electrode; and (c) the force and touch sensing circuit detecting a sensing signal from the force sensing electrode or the touch sensing electrode. In above step (b) or (c), the first power source and the second power source have no common current loop therebetween.Type: GrantFiled: March 12, 2019Date of Patent: September 17, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Publication number: 20190266380Abstract: A rapid identification method for fingerprint first provides a fingerprint identification apparatus having a fingerprint sensing area and divides the fingerprint sensing area into fingerprint sensing sub-regions. In a registration stage, the method performs fingerprint sensing for the entire fingerprint sensing area to obtain fingerprint image for a whole fingerprint sensing area, fingerprint minutiae and relevant locations for the fingerprint minutiae and then pre-stores those data. In an identification stage, the method performs fingerprint sensing on a part of the fingerprint sensing sub-regions for a user to be identified and detects fingerprint minutiae and relevant locations for the fingerprint minutiae in the part of the fingerprint sensing sub-regions.Type: ApplicationFiled: February 28, 2018Publication date: August 29, 2019Inventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin, Chia-Hsun Tu
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Patent number: 10395084Abstract: A fingerprint identification device includes a plurality of fingerprint sensing electrodes, a shielding enhancement electrode, a fingerprint detection circuit and an auxiliary enhancement signal circuit. The shield enhancement electrode corresponds to a plurality of the fingerprint sensing electrodes. The fingerprint detection circuit is powered by a first power supply and includes a capacitive stimulation signal source. The auxiliary enhancement signal circuit is powered by a second power supply and includes an auxiliary enhancement signal source. The fingerprint detection circuit transmits a capacitive stimulation signal to a selected fingerprint sensing electrode, and receives a fingerprint sensing signal. The fingerprint sensing signal is amplified to generate a capacitive elimination shielding signal. The capacitive elimination shielding signal is transmitted to the shielding enhancement electrode.Type: GrantFiled: September 29, 2017Date of Patent: August 27, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin, Chia-Cheng Lei
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Patent number: 10365740Abstract: An in-cell touch display device includes: a lower substrate a thin film transistor layer, a common electrode layer, an electrode integration layer and a display material layer. The thin film transistor layer is arranged on the lower substrate, and includes a plurality of thin film transistors. The common electrode layer is arranged on the thin film transistor layer, and includes a plurality of common electrodes connected to each other. The electrode integration layer is arranged on the common electrode layer, and includes a plurality of pixel electrodes and a plurality of touch sense electrodes each corresponding to a group of the pixel electrodes. Each touch sense electrode is formed by a plurality of transparent mesh-like touch electrodes surrounding the corresponding pixel electrodes. The display material layer is arranged on the electrode integration layer, and includes a display material.Type: GrantFiled: June 26, 2017Date of Patent: July 30, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Publication number: 20190204987Abstract: A method for operating electronic apparatus with independent power sources and having a functional circuit and a force and touch sensing circuit, the functional circuit and the force and touch sensing circuit are respectively powered by a first power source and a second power source different with the first power source. The method comprises (a) connecting the first power source and the second power source to different grounds; (b) the force and touch sensing circuit applying a capacitive sensing excitation signal to a force sensing electrode or a touch sensing electrode; and (c) the force and touch sensing circuit detecting a sensing signal from the force sensing electrode or the touch sensing electrode. In above step (b) or (c), the first power source and the second power source have no common current loop therebetween.Type: ApplicationFiled: March 12, 2019Publication date: July 4, 2019Inventors: Hsiang-Yu LEE, Shang CHIN, Ping-Tsun LIN
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Patent number: 10331263Abstract: An OLED display panel includes a common electrode layer, a display pixel electrode and touch sensing electrode layer, an OLED layer, a lower substrate, a thin film transistor layer, and an encapsulation layer. The common electrode layer has plural through holes defined therein. The display pixel electrode and touch sensing electrode layer includes plural display pixel electrodes and plural touch sensing electrodes, wherein each touch sensing electrode has a mesh type pattern. The OLED layer is configured between the common electrode layer and the display pixel electrode and touch sensing electrode layer. The thin film transistor layer is disposed at one side of the lower substrate facing the OLED layer. The encapsulation layer is disposed at the other side of the common electrode layer facing the OLED layer. A first power circuit for the touch sensing electrodes is independent to a second power circuit for the OLED display panel.Type: GrantFiled: November 23, 2016Date of Patent: June 25, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Patent number: 10325140Abstract: A fingerprint identification apparatus includes a substrate, a second electrode layer, and a first electrode layer. The first electrode layer includes parallel first electrodes, and at least parts of the first electrodes have openings or dents. The second electrode layer includes parallel second electrodes and the second electrodes cross with the first electrodes on the substrate, where the openings or the dents are defined at the cross points from projected view. The second electrode is applied with transmitting signal and the corresponding electric field lines are received by the first electrode. The electric field lines detouring the edges of the first electrodes, or detouring the openings (or the dents) have induction with the finger close to or touching the first electrodes. The number of the effective electric field lines and the effective mutual capacitance changes can be increased to enhance the fingerprint sensing accuracy.Type: GrantFiled: July 7, 2017Date of Patent: June 18, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Patent number: 10289241Abstract: A sensing apparatus for touch and force sensing includes from, top to bottom, a protection layer, a touch electrode layer, a force electrode layer, and a resilient dielectric layer, and further includes a capacitance sensing module. In touch sensing operation, the capacitance sensing module sequentially or randomly applies a touch driving signal to selected ones of the second touch electrodes, and sequentially or randomly receives a touch sensing signal from selected ones of the first touch electrodes. In force sensing operation, the capacitance sensing module sequentially or randomly applies a force capacitance-exciting signal to the at least one force sensing electrode and obtains a force sensing signal from the force sensing electrode.Type: GrantFiled: June 1, 2017Date of Patent: May 14, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Patent number: 10289893Abstract: A fingerprint identification apparatus includes a fingerprint identification IC chip having a contact face and a plurality of metal bumps arranged on the contact face, a thin substrate having a first face, a second face opposite to the first face and a plurality of metal pads arranged on the first face, wherein at least part of the metal pads electrically connect with the metal bumps, a protection layer having a mounting face adjacent to the second face of the thin substrate, and a plurality of conductive electrodes arranged between the thin substrate and the protection layer. The metal bumps are not directly pressed or press-soldered to the protection layer, thus preventing the transparent conductive traces of the protection layer from damaging and enhancing the package yield.Type: GrantFiled: December 2, 2016Date of Patent: May 14, 2019Assignee: SUPERC-TOUCH-CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Patent number: 10289240Abstract: A method for operating electronic apparatus with independent power sources and having a functional circuit and a force and touch sensing circuit, the functional circuit and the force and touch sensing circuit are respectively powered by a first power source and a second power source different with the first power source. The method comprises (a) connecting the first power source and the second power source to different grounds; (b) the force and touch sensing circuit applying a capacitive sensing excitation signal to a force sensing electrode or a touch sensing electrode; and (c) the force and touch sensing circuit detecting a sensing signal from the force sensing electrode or the touch sensing electrode. In above step (b) or (c), the first power source and the second power source have no common current loop therebetween.Type: GrantFiled: May 24, 2017Date of Patent: May 14, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Patent number: 10282580Abstract: A fingerprint identification device includes a substrate, at least two electrode areas, at least one dedicated sensing signal line, plural electrode selection switch groups, and plural signal lines. Each electrode area has plural electrodes. The signal lines are divided into plural first directional signal lines and plural second directional signal lines. The first directional signal lines are perpendicular to the second directional signal lines. The plural electrode selection switch groups sequentially or dynamically select at least one electrode as a sensing electrode block in each electrode area. The plural electrode selection switch groups configure the electrodes surrounding the sensing electrode block as at least two corresponding deflection electrode blocks. Each sensing electrode block is corresponding to at least two deflection electrode blocks. Each deflection electrode block has plural electrodes.Type: GrantFiled: November 15, 2016Date of Patent: May 7, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin
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Patent number: 10268297Abstract: A mutual-capacitance organic light emitting touch display apparatus includes a thin film transistor substrate, a common electrode layer, an organic light emitting material layer, and at least a touch electrode layer, including a plurality of first touch electrodes arranged along a first direction, and a plurality of second touch electrodes arranged along a second direction; a thin film encapsulation layer; a display controller having a display power source, and electrically connected to a thin film transistor, a pixel electrode and the common electrode layer of the thin film transistor substrate; and a touch controller including a touch power source. The touch controller applies a touch driving signal to a selected first touch electrode, and senses a touch sensing signal at a second touch electrode, and outputs the touch sensing signal to the common electrode layer or a reference point of the display controller by a non-inverting amplifier.Type: GrantFiled: May 7, 2017Date of Patent: April 23, 2019Assignee: SUPERC-TOUCH CORPORATIONInventors: Hsiang-Yu Lee, Shang Chin, Ping-Tsun Lin, Chia-Hsun Tu