Patents by Inventor Ru Cheng
Ru Cheng 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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Integration scheme for breakdown voltage enhancement of a piezoelectric metal-insulator-metal device
Patent number: 11984261Abstract: Various embodiments of the present disclosure are directed towards an integrated chip including a dielectric structure sandwiched between a first electrode and a bottom electrode. A passivation layer overlies the second electrode and the dielectric structure. The passivation layer comprises a horizontal surface vertically below a top surface of the passivation layer. The horizontal surface is disposed above a top surface of the dielectric structure.Type: GrantFiled: August 25, 2021Date of Patent: May 14, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Anderson Lin, Chun-Ren Cheng, Chi-Yuan Shih, Shih-Fen Huang, Yi-Chuan Teng, Yi Heng Tsai, You-Ru Lin, Yen-Wen Chen, Fu-Chun Huang, Fan Hu, Ching-Hui Lin, Yan-Jie Liao -
Publication number: 20240112612Abstract: A display driver and a driving method thereof is disclosed. The display driver includes at least one first latch, at least one second latch, an output buffer, and a comparator. The first latch receives input data. The input terminal of the second latch is coupled to the output terminal of the first latch. The output buffer, including at least one variable current source, is coupled to the second latch. The comparator is coupled to the first latch, the second latch, and the variable current source. The comparator generates at least one control signal of the variable current source.Type: ApplicationFiled: December 4, 2023Publication date: April 4, 2024Inventors: JHIH-SIOU CHENG, YEN-RU KUO, CHIH-HSIEN CHOU
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Publication number: 20240100249Abstract: Disclosed is a method for controlling an electrochemical pump, comprising: providing an electrochemical pump, and causing a control circuit of the electrochemical pump to generate a pulse signal to enable an electrochemical reaction on electrodes of the electrochemical pump, wherein the pulse signal has alternating on-periods and off-periods where the pulse signal is off, and wherein each on-period has a plurality of on-times where the pulse signal is on and a plurality of off-times where the pulse signal is off, the on- and off-times being alternatingly arranged.Type: ApplicationFiled: December 6, 2023Publication date: March 28, 2024Inventors: Po-Ying LI, Tsung-Chieh CHENG, Jiunn-Ru LAI
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Patent number: 11930663Abstract: A display panel includes a first substrate, pixel structures, a first common pad, a second substrate, a second common electrode, a display medium and a conductive particle. The pixel structures are disposed on an active area of the first substrate. The first common pad is disposed on a peripheral area of the first substrate, and is electrically connected to first common electrodes of the pixel structures. The second common electrode is disposed on the second substrate. The conductive particle is disposed on the first common pad, and is electrically connected to the first common pad and the second common electrode. The conductive particle includes a core and a conductive film disposed on a surface of the core, where the conductive film has a main portion and raised portions, and a film thickness of each of the raised portions is greater than a film thickness of the main portion.Type: GrantFiled: April 9, 2021Date of Patent: March 12, 2024Assignee: Au Optronics CorporationInventors: Bo-Chen Chen, Yun-Ru Cheng, Ya-Ling Hsu, Chia-Hsuan Pai, Cheng-Wei Huang, Wei-Shan Chao
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Publication number: 20220013592Abstract: A display panel includes a first substrate, pixel structures, a first common pad, a second substrate, a second common electrode, a display medium and a conductive particle. The pixel structures are disposed on an active area of the first substrate. The first common pad is disposed on a peripheral area of the first substrate, and is electrically connected to first common electrodes of the pixel structures. The second common electrode is disposed on the second substrate. The conductive particle is disposed on the first common pad, and is electrically connected to the first common pad and the second common electrode. The conductive particle includes a core and a conductive film disposed on a surface of the core, where the conductive film has a main portion and raised portions, and a film thickness of each of the raised portions is greater than a film thickness of the main portion.Type: ApplicationFiled: April 9, 2021Publication date: January 13, 2022Applicant: Au Optronics CorporationInventors: Bo-Chen Chen, Yun-Ru Cheng, Ya-Ling Hsu, Chia-Hsuan Pai, Cheng-Wei Huang, Wei-Shan Chao
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Publication number: 20210286209Abstract: A display device includes a substrate, multiple spacers, multiple conductive particles, and a colloid layer. The spacers are disposed on the substrate. Each spacer has a first end closer to the substrate and a second end farther from the substrate, in which a width of the spacer is tapered from the first end to the second end. The conductive particles are disposed between the spacers. The colloid layer is disposed on the conductive particles and the spacers. A mother board is also disclosed.Type: ApplicationFiled: October 8, 2020Publication date: September 16, 2021Inventors: Chih-Wen LU, Yun-Ru CHENG, Kuan-Yi LEE
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Publication number: 20200146189Abstract: A system may include one or more heat-generating components, a chassis for enclosing the one or more heat-generating components, and a variable-location air mover subsystem comprising at least one air mover, a transmission system for varying a position of the at least one air mover relative to the chassis, and a control system. The control system may be configured to, in response to a condition for activating the at least one air mover, activate the at least one air mover and cause the at least one air mover to move from a first position relative to the chassis to a second position relative to the chassis.Type: ApplicationFiled: November 6, 2018Publication date: May 7, 2020Applicant: Dell Products L.P.Inventors: Tung Yu CHIEN, Yen Ming WU, Hsiang-Ru CHENG, Kai Chieh CHIA
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Publication number: 20190164852Abstract: Disclosed is an in-line processing control method and system. In one embodiment, the n method comprising: conducting a critical dimension (CD) inspection on a first wafer; generating a first CD map of the first wafer; determining a first temperature profile map and a first plasma processing configuration based on the first CD map of the first wafer, wherein the first plasma processing configuration comprises a first temperature profile map, a first etch time and a first plasma processing condition; and configuring a plasma etching process with the first plasma processing configuration for processing the first wafer.Type: ApplicationFiled: February 23, 2018Publication date: May 30, 2019Inventors: Hsiao-Hua PENG, Hann-Ru Cheng
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Patent number: 9733748Abstract: A touch panel is disclosed herein. The touch panel includes a driving line, a gate line, a readout line, and a switching unit. The driving line is configured to transmit a driving signal. The gate line is configured to transmit a scan signal. The readout line forms a mutual capacitance with the gate line, and the mutual capacitance is configured to generate a first sensing signal in response to a driving signal according to a touch operation. The switching unit is electrically coupled to the gate line and the readout line, and configured to be selectively turned on to transmit the first sensing signal to the readout line according to the scan signal.Type: GrantFiled: October 2, 2014Date of Patent: August 15, 2017Assignee: AU OPTRONICS CORPORATIONInventors: Yi-Ru Cheng, Chung-Min Lien, Ya-Ling Hsu, Yueh-Hung Chung
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Publication number: 20160186955Abstract: An adaptive headlight assembly includes a light source with two reflection members located on two sides thereof and extending forward. The light source has multiple light emitting members which are arranged in rows. Each of the two reflection members is located at an angle relative to the light source. An opening is defined between the two reflection members and the light source. A lens is located in front of the opening. The light rays emitted from the light emitting members are partially reflected by the two reflection members, and partially pass through the lens. The height and the angular positions of the two reflection members provide different illumination areas of different widths.Type: ApplicationFiled: August 27, 2015Publication date: June 30, 2016Inventors: CHING-CHERNG SUN, JHIH-YOU CAI, MIAN-RU CHENG, YI-CHIEN LO
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Patent number: 9110539Abstract: The present invention provides a photo sensor of a photo type touch panel, which includes a transistor with a control terminal receiving a first control signal, a first capacitor electrically connected to a first terminal of the transistor, a first photo transistor with a first terminal electrically connected to the first capacitor, and a second photo transistor with a control terminal receiving a second control signal, a first terminal electrically connected to a second terminal of the first photo transistor, and a second terminal receiving a third control signal.Type: GrantFiled: July 26, 2012Date of Patent: August 18, 2015Assignee: AU Optronics Corp.Inventors: Yi-Ru Cheng, Ya-Ling Hsu
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Publication number: 20150205431Abstract: A touch panel is disclosed herein. The touch panel includes a driving line, a gate line, a readout line, and a switching unit. The driving line is configured to transmit a driving signal. The gate line is configured to transmit a scan signal. The readout line forms a mutual capacitance with the gate line, and the mutual capacitance is configured to generate a first sensing signal in response to a driving signal according to a touch operation. The switching unit is electrically coupled to the gate line and the readout line, and configured to be selectively turned on to transmit the first sensing signal to the readout line according to the scan signal.Type: ApplicationFiled: October 2, 2014Publication date: July 23, 2015Inventors: Yi-Ru CHENG, Chung-Min LIEN, Ya-Ling HSU, Yueh-Hung CHUNG
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Patent number: 9035915Abstract: A photo sensor type touch panel includes a plurality of readout lines electrically connected in parallel. The overall capacitance of a coupling capacitor between the readout lines connected in parallel and adjacent data lines having one type of polarity is equal to the overall capacitance of a coupling capacitor between the readout lines connected in parallel and adjacent data lines having the other type of polarity.Type: GrantFiled: January 24, 2013Date of Patent: May 19, 2015Assignee: AU Optronics Corp.Inventors: Yueh-Hung Chung, Yi-Ru Cheng, Ya-Ling Hsu, Hsueh-Ying Huang
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Patent number: 8927196Abstract: The invention relates to a method for making a polymer wherein during the polymerization is incorporated in the polymer chain by ring opening polymerization a cyclic (alkyl)acryloyl carbonate having the formula (4): wherein R1 and R2 each independently are hydrogen, methyl or ethyl. Preferable the polymer is an (alkyl)acryloyl polycarbonate such that at least one first monomer a cyclic (alkyl)acryloyl carbonate having the formula (4). The (alkyl)acryloyl polyester may be modified and used in biodevices.Type: GrantFiled: December 4, 2009Date of Patent: January 6, 2015Assignee: SSENS B.V.Inventors: Wei Chen, Fenghua Meng, Rong Wang, Ru Cheng, Zhiyuan Zhong
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Patent number: 8823683Abstract: A touch pixel array substrate suitable for a touch display panel includes a first substrate, scan lines, data lines, signal-control lines, read-out lines, voltage-shielding lines, active devices, pixel electrodes, and photo-sensing units. The scan lines, the data lines, the signal-control lines, the read-out lines, and the voltage-shielding lines are located on the first substrate. Each of the read-out lines is located between two adjacent data lines. Each of the voltage-shielding lines is located between one of the read-out lines and one of the data lines. Both sides of each of the read-out lines are adjacent to two voltage-shielding lines. The photo-sensing units are located on the first substrate and electrically connected to the scan lines, the signal-control lines, and the read-out lines correspondingly. A touch display panel and a touch pixel structure are also provided.Type: GrantFiled: March 1, 2012Date of Patent: September 2, 2014Assignee: Au Optronics CorporationInventors: Yueh-Hung Chung, Ya-Ling Hsu, Hsueh-Ying Huang, Yi-Ru Cheng
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Patent number: 8730211Abstract: In an exemplary optical touch circuit and a LCD device using the same, an optical sensing unit is turned on or off according to an irradiation light intensity and accordingly generates a first signal. A first signal readout unit is electrically coupled to the optical sensing unit and turned on or off according to a first operation timing sequence and accordingly outputs the first signal. A touch reference unit is for providing a reference voltage. A second signal readout unit is turned on or off according to a second operation timing sequence and accordingly outputs the reference voltage. The touch sensing unit is electrically coupled to the first and second signal readout units and uses a voltage difference between the first signal and the reference voltage as a basis to determine that whether the optical touch circuit is touched or not.Type: GrantFiled: June 7, 2012Date of Patent: May 20, 2014Assignee: AU Optronics Corp.Inventors: Yi-Ru Cheng, Ya-Ling Hsu, Yueh-Hung Chung, Hsueh-Ying Huang
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Patent number: 8698719Abstract: A displaying method for field sequential color displays using two color fields to produce a full color image is disclosed. The displaying method includes: providing a target full color image, displaying a first color field and displaying a second color field. The target full color image is formed by a first color image optical stimulus, a second color image optical stimulus and a third color image optical stimulus. The first color field displays the first color image optical stimulus and a first part of the third color image optical stimulus, while the second color field displays the second color image optical stimulus and a second part of the third color image optical stimulus, which compensates the shortage of the third color image optical stimulus in the first color field. The target full color image is generated by displaying the first and second color fields in sequence, so as to decrease the displaying frequency of field sequential color displays.Type: GrantFiled: September 18, 2013Date of Patent: April 15, 2014Assignee: AU Optronics CorporationInventors: Yu-Kuo Cheng, Yi-Pai Huang, Yi-Ru Cheng, Han-Ping D. Shieh
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Publication number: 20140015871Abstract: A displaying method for field sequential color displays using two color fields to produce a full color image is disclosed. The displaying method includes: providing a target full color image, displaying a first color field and displaying a second color field. The target full color image is formed by a first color image optical stimulus, a second color image optical stimulus and a third color image optical stimulus. The first color field displays the first color image optical stimulus and a first part of the third color image optical stimulus, while the second color field displays the second color image optical stimulus and a second part of the third color image optical stimulus, which compensates the shortage of the third color image optical stimulus in the first color field. The target full color image is generated by displaying the first and second color fields in sequence, so as to decrease the displaying frequency of field sequential color displays.Type: ApplicationFiled: September 18, 2013Publication date: January 16, 2014Applicant: AU OPTRONICS CORP.Inventors: YU-KUO CHENG, YI-PAI HUANG, YI-RU CHENG, HAN-PING D. SHIEH
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Publication number: 20140015801Abstract: A photo sensor type touch panel includes a plurality of readout lines electrically connected in parallel. The overall capacitance of a coupling capacitor between the readout lines connected in parallel and adjacent data lines having one type of polarity is equal to the overall capacitance of a coupling capacitor between the readout lines connected in parallel and adjacent data lines having the other type of polarity.Type: ApplicationFiled: January 24, 2013Publication date: January 16, 2014Applicant: AU OPTRONICS CORP.Inventors: Yueh-Hung Chung, Yi-Ru Cheng, Ya-Ling Hsu, Hsueh-Ying Huang
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Patent number: 8564517Abstract: A displaying method for field sequential color displays using two color fields to produce a full color image is disclosed. The displaying method includes: providing a target full color image, displaying a first color field and displaying a second color field. The target full color image is formed by a first color image optical stimulus, a second color image optical stimulus and a third color image optical stimulus. The first color field displays the first color image optical stimulus and a first part of the third color image optical stimulus, while the second color field displays the second color image optical stimulus and a second part of the third color image optical stimulus, which compensates the shortage of the third color image optical stimulus in the first color field. The target full color image is generated by displaying the first and second color fields in sequence, so as to decrease the displaying frequency of field sequential color displays.Type: GrantFiled: January 26, 2009Date of Patent: October 22, 2013Assignee: Au Optronics CorporationInventors: Yu-Kuo Cheng, Yi-Pai Huang, Yi-Ru Cheng, Han-Ping D. Shieh