Patents by Inventor Tetsuya Tokunaga
Tetsuya Tokunaga 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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Publication number: 20240122230Abstract: According to the present invention, a flavoring-loaded component for a tobacco product includes a component for a tobacco product and a flavoring composition that is loaded on the component and includes a flavoring and an emulsifier that has an HLB of 1-7.Type: ApplicationFiled: December 14, 2023Publication date: April 18, 2024Applicant: Japan Tobacco Inc.Inventors: Kojiro TOKUNAGA, Yuta Okamoto, Naoya Tsuruoka, Tetsuya Motodamari, Yasuhiro Nakagawa
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Patent number: 10824264Abstract: Various embodiments of the present technology may provide methods and system for a capacitive touch sensor. The system is configured to measure a capacitance of a capacitive sensor element and generate a corresponding voltage using a sensing circuit. The sensing circuit may include an amplifier configured to generate a plurality of amplified voltages by applying a set of gain values to the voltage. The sensing circuit may further analyze a set of values according to the plurality of the amplified voltages.Type: GrantFiled: January 24, 2019Date of Patent: November 3, 2020Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Tetsuya Tokunaga, Kensuke Goto, Hiroshi Yoshino, Yasunori Yamamoto, Takayasu Otagaki
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Publication number: 20200293147Abstract: Various embodiments of the present technology may provide methods and apparatus for a capacitive touch sensor. The capacitive touch sensor may include a first substrate separated from a second substrate by a conducting member. The first substrate may include a first electrode and a second electrode. The conducting member may be in direct contact with the second substrate.Type: ApplicationFiled: May 17, 2019Publication date: September 17, 2020Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventor: Tetsuya TOKUNAGA
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Publication number: 20200241726Abstract: Various embodiments of the present technology may provide methods and system for a touch sensor. The system may provide a sensing circuit connected to a touch sensor comprising a plurality of capacitive sense elements. The sensing circuit detects changes in the touch sensor and interprets whether the change represents a touch event or a non-touch event.Type: ApplicationFiled: November 8, 2019Publication date: July 30, 2020Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Tetsuya TOKUNAGA, Kensuke GOTO, Hiroshi YOSHINO, Yasunori YAMAMOTO, Takayasu OTAGAKI
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Publication number: 20200241682Abstract: Various embodiments of the present technology may provide methods and system for a capacitive touch sensor. The system is configured to measure a capacitance of a capacitive sensor element and generate a corresponding voltage using a sensing circuit. The sensing circuit may include an amplifier configured to generate a plurality of amplified voltages by applying a set of gain values to the voltage. The sensing circuit may further analyze a set of values according to the plurality of the amplified voltages.Type: ApplicationFiled: January 24, 2019Publication date: July 30, 2020Applicant: Semiconductor Components Industries, LLCInventors: Tetsuya TOKUNAGA, Kensuke Goto, Hiroshi Yoshino, Yasunori Yamamoto, Takayasu Otagaki
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Patent number: 10698540Abstract: Various embodiments of the present technology may comprise methods and apparatus for a touch sensor. The capacitive touch sensor may comprise a plurality of drive electrodes and a reception electrode, wherein two capacitors are formed. Under various conditions, the capacitive touch sensor may be configured to trigger a touch event in the presence of a human finger and trigger a non-touch event in the presence of water.Type: GrantFiled: January 22, 2018Date of Patent: June 30, 2020Assignee: SEMICONDUTOR COMPONENTS INDUSTRIES, LLCInventors: Tetsuya Tokunaga, Takayasu Otagaki, Kensuke Goto
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Patent number: 10495505Abstract: In accordance with at least one embodiment, a method for detecting a liquid level includes providing a container (402) having a cavity, and disposing a sensor (102) in the cavity of the container (402), such that a ground pattern (310) on a first surface of the sensor (102) is positioned to contact a liquid in the cavity. A first electrode (104) and a second electrode (106) are located on a second surface of the sensor (102). The sensor (102) is coupled to a sensor input and a sensor driver. A cable coupling the sensor (102) to a touch sensor (116) comprises a shield line (112, 114) that is coupled to ground.Type: GrantFiled: June 20, 2017Date of Patent: December 3, 2019Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Tetsuya Tokunaga, Takayasu Otagaki, Kazuyoshi Ishikawa, Stephen John Sheard
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Publication number: 20190227648Abstract: Various embodiments of the present technology may comprise methods and apparatus for a touch sensor. The capacitive touch sensor may comprise a plurality of drive electrodes and a reception electrode, wherein two capacitors are formed. Under various conditions, the capacitive touch sensor may be configured to trigger a touch event in the presence of a human finger and trigger a non-touch event in the presence of water.Type: ApplicationFiled: January 22, 2018Publication date: July 25, 2019Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Tetsuya TOKUNAGA, Takayasu OTAGAKI, Kensuke GOTO
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Publication number: 20180058897Abstract: In accordance with at least one embodiment, a method for detecting a liquid level includes providing a container (402) having a cavity, and disposing a sensor (102) in the cavity of the container (402), such that a ground pattern (310) on a first surface of the sensor (102) is positioned to contact a liquid in the cavity. A first electrode (104) and a second electrode (106) are located on a second surface of the sensor (102). The sensor (102) is coupled to a sensor input and a sensor driver. A cable coupling the sensor (102) to a touch sensor (116) comprises a shield line (112, 114) that is coupled to ground.Type: ApplicationFiled: June 20, 2017Publication date: March 1, 2018Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Tetsuya TOKUNAGA, Takayasu OTAGAKI, Kazuyoshi ISHIKAWA, Stephen John SHEARD
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Patent number: 9041638Abstract: A liquid-crystal-driving circuit includes: a plurality of resistors connected in series between a first and second potentials; one or more voltage follower circuits to impedance-convert one or more intermediate potentials between the first and second potentials, to be outputted, respectively, the intermediate potentials generated at one or more connection points between the resistors, respectively; a common-signal-output circuit to supply common signals to common electrodes of a liquid-crystal panel, respectively, the common signals each being at the first and second potentials, and the intermediate potentials; and a segment-signal-output circuit to supply segment signals to segment electrodes of the panel, respectively, the segment signals each being at the first and second potentials, and the intermediate potentials according to the common signals, the segment-signal output circuit to change the potentials of the segment signals in a ramp form, at least if the potentials of the segment signals are changed wType: GrantFiled: July 26, 2011Date of Patent: May 26, 2015Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Norikazu Katagiri, Tetsuya Tokunaga, Mamoru Yamaguchi, Hiroyuki Nakamura
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Patent number: 8941571Abstract: A liquid-crystal-driving circuit includes: resistors connected in series between first and second potentials lower than the first potential; one or more voltage follower circuits to impedance-convert one or more intermediate potentials between the first and second potentials, to be outputted, respectively, the intermediate potentials generated at one or more connection points between the resistors, respectively; a common-signal-output circuit to supply common signals to common electrodes of a liquid crystal panel, respectively, the common signals being at the first, second, or one or more intermediate potentials in a predetermined order; and a segment-signal output circuit supplies segment signals to segment electrodes of the liquid crystal panel, respectively, the segment signals being at the first and second potentials, or the intermediate potentials according to the common signals, wherein the segment-signal output circuit increases impedances of the segment signals only for a first period when the of segmType: GrantFiled: August 13, 2012Date of Patent: January 27, 2015Assignee: Semiconductor Components Industries, LLCInventors: Norikazu Katagiri, Tetsuya Tokunaga, Tomoshi Yoshida, Kensuke Goto, Mamoru Yamaguchi
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Publication number: 20130038805Abstract: A liquid-crystal-driving circuit includes: resistors connected in series between first and second potentials lower than the first potential; one or more voltage follower circuits to impedance-convert one or more intermediate potentials between the first and second potentials, to be outputted, respectively, the intermediate potentials generated at one or more connection points between the resistors, respectively; a common-signal-output circuit to supply common signals to common electrodes of a liquid crystal panel, respectively, the common signals being at the first, second, or one or more intermediate potentials in a predetermined order; and a segment-signal output circuit supplies segment signals to segment electrodes of the liquid crystal panel, respectively, the segment signals being at the first and second potentials, or the intermediate potentials according to the common signals, wherein the segment-signal output circuit increases impedances of the segment signals only for a first period when the of segmType: ApplicationFiled: August 13, 2012Publication date: February 14, 2013Applicant: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Norikazu Katagiri, Tetsuya Tokunaga, Tomoshi Yoshida, Kensuke Goto, Mamoru Yamaguchi
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Patent number: 8238385Abstract: A data processing circuit comprising: a first circuit configured to time-division-multiplex a first digital signal synchronous with a clock signal input from an external controller and a second digital signal asynchronous with the clock signal; and a second circuit configured to output a digital signal time-division-multiplexed by the first circuit to the controller.Type: GrantFiled: July 17, 2007Date of Patent: August 7, 2012Assignees: Semiconductor Components Industries, LLC, Sanyo Semiconductor Co., Ltd.Inventors: Hiroyuki Arai, Tetsuya Tokunaga, Yasuo Osawa, Kensuke Goto, Yoshiyuki Yamagata, Takeshi Kimura
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Patent number: 8154496Abstract: This invention offers an LCD drive circuit that prevents conversion to a wrong duty driving state and an unintended display caused by taking in of serial data corresponding to the wrong duty driving state. The LCD drive circuit is provided with an LCD drive signal generation circuit that generates driving signals to turn LCD segments on and off based on serial data received by a serial data receiving circuit and is switchable between a ¼ duty driving state and a ? duty driving state. The LCD drive circuit is also provided with a driving state setting circuit that sets the LCD drive signal generation circuit to the ¼ duty driving state based on identification data when the serial data receiving circuit receives the serial data corresponding to the ¼ duty driving state and thereafter forbids the LCD drive signal generation circuit to take in serial data corresponding to the ? duty driving state when the serial data receiving circuit receives the serial data corresponding to the ? duty driving state.Type: GrantFiled: November 20, 2008Date of Patent: April 10, 2012Assignees: SANYO Semiconductor Co., Ltd., Semiconductor Components Industries, LLCInventors: Yoshiyuki Yamagata, Tetsuya Tokunaga, Yasuo Osawa, Kensuke Goto
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Publication number: 20120026153Abstract: A liquid-crystal-driving circuit includes: a plurality of resistors connected in series between a first and second potentials; one or more voltage follower circuits to impedance-convert one or more intermediate potentials between the first and second potentials, to be outputted, respectively, the intermediate potentials generated at one or more connection points between the resistors, respectively; a common-signal-output circuit to supply common signals to common electrodes of a liquid-crystal panel, respectively, the common signals each being at the first and second potentials, and the intermediate potentials; and a segment-signal-output circuit to supply segment signals to segment electrodes of the panel, respectively, the segment signals each being at the first and second potentials, and the intermediate potentials according to the common signals, the segment-signal output circuit to change the potentials of the segment signals in a ramp form, at least if the potentials of the segment signals are changed wType: ApplicationFiled: July 26, 2011Publication date: February 2, 2012Applicant: ON Semiconductor Trading, Ltd.Inventors: Norikazu Katagiri, Tetsuya Tokunaga, Mamoru Yamaguchi, Hiroyuki Nakamura
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Patent number: 8082375Abstract: This invention offers a data communication system that can perform data communication and detection of a data read-in request signal while reducing the number of communication lines to three, and is tolerant of noise. The data communication between a microcomputer and a key scan IC and the detection of the data read-in request signal are performed through a control line, a clock line and a data line. The data communication system is provided with a data line control circuit that controls the data line so that outputting of the data read-in signal RDRQ to the data line is disabled when first command data is inputted to the key scan IC through the data line, and that the outputting of the data read-in request signal RDRQ to the data line is enabled when second command data is inputted from the microcomputer to the key scan IC through the data line.Type: GrantFiled: August 5, 2008Date of Patent: December 20, 2011Assignees: SANYO Semiconductor Co., Ltd., Semiconductor Components Industries, LLCInventors: Tetsuya Tokunaga, Yoshiyuki Yamagata, Yasuo Osawa, Kensuke Goto
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Patent number: 8081095Abstract: A data output circuit includes: a data generating circuit configured to generate output data; and a serial output circuit configured to receive an address corresponding to the data generating circuit, hold a parallel data input during a time period over which the address is being received, and serially output the output data generated by the data generating circuit and the held parallel data in accordance with an output direction signal for directing output of the data.Type: GrantFiled: June 6, 2008Date of Patent: December 20, 2011Assignees: Semiconductor Components Industries, LLC, Sanyo Semiconductor Co., Ltd.Inventors: Yasuo Osawa, Hiroyuki Arai, Tetsuya Tokunaga, Yoshiyuki Yamagata
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Patent number: 8018445Abstract: Increase in power consumption and increase in power supply noise of a serial data input system are suppressed, while clock skew is more easily prevented. The serial data input system of this invention includes a shift register that takes in and shifts serially transferred display data in synchronization with a clock SCL, a clock counter that counts the number of clock pulses of the clock SCL and outputs each of clock count signals BIT08, BIT16 and BIT24 when the counted number of the clock pulses of the clock SCL reaches each of count numbers 8, 16 and 24 respectively, and registers into each of which the data stored in the shift register is transferred and stored collectively and in parallel in response to each of the clock count signals BIT08, BIP16 and BIT24 respectively.Type: GrantFiled: October 4, 2006Date of Patent: September 13, 2011Assignee: Semiconductor Components Industries, LLCInventors: Tetsuya Tokunaga, Hiroyuki Arai, Takeshi Kimura
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Patent number: 7724060Abstract: An interface circuit outputting a clock signal and data to a data register configured to serially read in the data synchronously with the clock signal, in response to a change of a control signal for outputting the clock signal and the data from one logic level to the other logic level, the interface circuit comprising a clock output circuit configured to: detect a logic level of the clock signal when the control signal changes from the one logic level to the other logic level; output the clock signal on an as-is basis to the data register, when detecting one logic level of the clock signal; and output the clock signal after having changed from the other logic level to the one logic level, to the data register, when detecting the other logic level of the clock signal.Type: GrantFiled: April 18, 2007Date of Patent: May 25, 2010Assignee: Sanyo Electric Co., Ltd.Inventors: Tetsuya Tokunaga, Hiroyuki Arai, Shuji Motegi, Takeshi Hibino, Takeshi Kimura
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Publication number: 20100103157Abstract: A liquid crystal display drive circuit that suppresses a pulse noise in a liquid crystal display panel without increasing a mounting area is offered. A common signal COMi is varied in a staircase waveform with an increment of 1/3 VLCD in such a way that a high electric potential VLCD?a first intermediate electric potential VLCD1?a second intermediate electric potential VLCD2?a low electric potential VSS, when the common signal COMi varies by the maximum amplitude, in other words, when the common signal COMi makes a transition from the high electric potential VLCD to the low electric potential VSS. The segment signal SEGj is varied similarly in a staircase waveform in such a way that the low electric potential VSS?the second intermediate electric potential VLCD2?the first intermediate electric potential VLCD1?the high electric potential VLCD when the segment signal SEGj makes a transition from the low electric potential VSS to the high electric potential VLCD.Type: ApplicationFiled: October 23, 2009Publication date: April 29, 2010Applicants: SANYO Electric Co., Ltd., SANYO Semiconductor Co., Ltd.Inventors: Kensuke Goto, Tetsuya Tokunaga, Norikazu Katagiri