Patents by Inventor Ching Chih Chen
Ching Chih Chen 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: 20240113032Abstract: Interconnect structure packages (e.g., through silicon vias (TSV) packages, through interlayer via (TIV) packages) may be pre-manufactured as opposed to forming TIVs directly on a carrier substrate during a manufacturing process for a semiconductor die package at backend packaging facility. The interconnect structure packages may be placed onto a carrier substrate during manufacturing of a semiconductor device package, and a semiconductor die package may be placed on the carrier substrate adjacent to the interconnect structure packages. A molding compound layer may be formed around and in between the interconnect structure packages and the semiconductor die package.Type: ApplicationFiled: April 25, 2023Publication date: April 4, 2024Inventors: Kai-Fung CHANG, Chin-Wei LIANG, Sheng-Feng WENG, Ming-Yu YEN, Cheyu LIU, Hung-Chih CHEN, Yi-Yang LEI, Ching-Hua HSIEH
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Patent number: 11947818Abstract: The present invention provides a method for accessing a flash memory module, wherein the method includes the steps of: writing data into a plurality of pages of a specific block, and establishes or updates a F2H mapping table based on physical addresses of the plurality of pages and logical addresses of the data; using the F2H mapping table to update a H2F mapping table; initializing a flush-bitmap, wherein the flush-bitmap records a plurality of flush bits corresponding to the physical addresses of the plurality of pages, respectively; receiving a trim command from a host device, wherein the trim command asks to mark at least one of the logical addresses of the data as invalid; updating the H2F mapping data according to the trim command; updating the flush-bitmap according to the trim command; and writing the updated H2F mapping table and the updated flush-bitmap into the flash memory module.Type: GrantFiled: April 20, 2022Date of Patent: April 2, 2024Assignee: Silicon Motion, Inc.Inventors: Ching-Ke Chen, Wei-Chih Hsu
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Publication number: 20240100743Abstract: A separation apparatus suitable for separating plastic and silicone in a composite material includes a storage tank configured to store a hydrocarbon solvent, and a reaction tank fluidly connected to the storage tank and having a reaction space for placement of the composite material therein and for receiving the hydrocarbon solvent from the storage tank such that the composite material is immersed in the hydrocarbon solvent for separating the plastic and the silicone in the composite material. The plastic and the silicone in the composite material are insoluble in the hydrocarbon solvent.Type: ApplicationFiled: September 19, 2023Publication date: March 28, 2024Applicants: Taiwan Green Point Enterprises Co., Ltd., Jabil Circuit (Singapore) Pte. Ltd.Inventors: Bing-Yuan Lin, Ying-Yin Chen, Yung-Chih Chen, Ching-Hsin Chen
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Patent number: 11940828Abstract: A voltage tracking circuit is provided. The voltage tracking circuit includes first and second P-type transistors and a control circuit. The drain of the first P-type transistor is coupled to a first voltage terminal. The gate and the drain of the second P-type transistor are respectively coupled to the first voltage terminal and a second voltage terminal. The control circuit is coupled to the first and second voltage terminals and generates a control voltage according to the first voltage and the second voltage. The sources of the first and second P-type transistors are coupled to an output terminal of the voltage tracking circuit, and the output voltage is generated at the output terminal. In response to the second voltage being higher than the first voltage, the control circuit generates the control signal to turn off the first P-type transistor.Type: GrantFiled: August 17, 2022Date of Patent: March 26, 2024Assignee: VANGUARD INTERNATIONAL SEMICONDUCTOR CORPORATIONInventors: Shao-Chang Huang, Yeh-Ning Jou, Ching-Ho Li, Kai-Chieh Hsu, Chun-Chih Chen, Chien-Wei Wang, Gong-Kai Lin, Li-Fan Chen
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Publication number: 20230333995Abstract: A method of a pointing device which is used to be coupled to a host system through a universal serial bus (USB) communication interface includes: providing a USB driver device to communicate with the host system via the USB communication interface; monitoring a specific voltage change or a specific data transmission state of the USB communication interface to generate a monitoring result; and correcting a USB state of the USB driver device when the monitoring result indicates that a undefined or abnormal behavior of the host system occurs.Type: ApplicationFiled: June 21, 2023Publication date: October 19, 2023Applicant: PixArt Imaging Inc.Inventors: Ching-Chih Chen, Jr-Yi Li
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Patent number: 11741023Abstract: A method of a pointing device which is used to be coupled to a host system through a universal serial bus (USB) communication interface includes: providing a USB driver device to communicate with the host system via the USB communication interface; monitoring a specific voltage change or a specific data transmission state of the USB communication interface to generate a monitoring result; and correcting a USB state of the USB driver device when the monitoring result indicates that a undefined or abnormal behavior of the host system occurs.Type: GrantFiled: February 9, 2022Date of Patent: August 29, 2023Assignee: PixArt Imaging Inc.Inventors: Ching-Chih Chen, Jr-Yi Li
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Publication number: 20230251978Abstract: A method of a pointing device which is used to be coupled to a host system through a universal serial bus (USB) communication interface includes: providing a USB driver device to communicate with the host system via the USB communication interface; monitoring a specific voltage change or a specific data transmission state of the USB communication interface to generate a monitoring result; and correcting a USB state of the USB driver device when the monitoring result indicates that a undefined or abnormal behavior of the host system occurs.Type: ApplicationFiled: February 9, 2022Publication date: August 10, 2023Applicant: PixArt Imaging Inc.Inventors: Ching-Chih Chen, Jr-Yi Li
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Patent number: 9884452Abstract: A method of bonding substrates includes steps as follows. Providing a curved glass substrate and a flexible light-transmissive film; moving a roller to press the flexible light-transmissive film onto the curved glass substrate so that the flexible light-transmissive film matches a curvature of the curved glass substrate to gradually fit and bond onto the curved glass substrate; sensing the attaching level of at least one local area of the flexible light-transmissive film bonded on the curved glass substrate; and adjusting a press force exerted by the roller to the local area of the flexible light-transmissive film according to the attaching level during the flexible light-transmissive film is bonded onto the curved glass substrate.Type: GrantFiled: April 8, 2016Date of Patent: February 6, 2018Assignee: Quanta Computer Inc.Inventors: Ching-Chih Chen, Lin-Huei Wang, Lai-Peng Lai, Ying-Cheng Chen
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Publication number: 20170210062Abstract: A method of bonding substrates includes steps as follows. Providing a curved glass substrate and a flexible light-transmissive film; moving a roller to press the flexible light-transmissive film onto the curved glass substrate so that the flexible light-transmissive film matches a curvature of the curved glass substrate to gradually fit and bond onto the curved glass substrate; sensing the attaching level of at least one local area of the flexible light-transmissive film bonded on the curved glass substrate; and adjusting a press force exerted by the roller to the local area of the flexible light-transmissive film according to the attaching level during the flexible light-transmissive film is bonded onto the curved glass substrate.Type: ApplicationFiled: April 8, 2016Publication date: July 27, 2017Applicant: Quanta Computer Inc.Inventors: Ching-Chih CHEN, Lin-Huei WANG, Lai-Peng LAI, Ying-Cheng CHEN
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Patent number: 9557831Abstract: An optical navigation method includes: detecting inertia of an image of a feature point; and determining an effective sensing region of an image sensing array according to the detected inertia for reducing power consumption. Besides, an optical navigation apparatus includes a detecting circuit and a determining unit. The detecting circuit is arranged for detecting a moving inertia of a feature point. The determining circuit is coupled to the detecting circuit, and arranged for determining an effective sensing region of an image sensing array according to the detected moving inertia for reducing power consumption.Type: GrantFiled: May 8, 2013Date of Patent: January 31, 2017Assignee: PixArt Imaging Inc.Inventors: Ching-Chih Chen, Ming-Tsan Kao, Chih-Yen Wu, Chien-Jung Huang, Yao-Hsuan Lin, Tzu-Yu Chen
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Patent number: 9316563Abstract: A method of testing an image sensor having a plurality of sensing units includes: utilizing the image sensor to generate a plurality of sensing results respectively corresponding to a plurality of captured images, wherein each sensing result includes a plurality of sensing values respectively generated by the sensing units; and generating a testing result which indicates a performance of the image sensor according to changing of the sensing results.Type: GrantFiled: May 2, 2013Date of Patent: April 19, 2016Assignee: PixArt Imaging Inc.Inventors: Ching-Chih Chen, Ren-Hau Gu, Chih-Yen Wu, Yao-Hsuan Lin, Tzu-Yu Chen
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Patent number: 9134066Abstract: A glue-thermal curing equipment includes a chassis, a support, a heating baking plate and a lifting device. The chassis is formed with an accommodation space therein. The support is fixedly disposed in the accommodation space. The heating baking plate is disposed on the support, and has a top surface acting as a heat generating surface. The heat generating surface allows a panel device to be directly disposed thereon, and fully provides uniform thermal energy to a liquid-state glue layer disposed on the panel device. The lifting device is elevatably disposed on the support and enables the panel device to be lifted and separated from the heat generating surface.Type: GrantFiled: November 1, 2013Date of Patent: September 15, 2015Assignee: QUANTA COMPUTER INC.Inventors: Ching-Chih Chen, Lin-Huei Wang, Lai-Peng Lai
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Patent number: 8907730Abstract: A frequency calibration method for a programmable oscillator includes the steps of: counting an oversampling number of an oversampling signal and estimating an accumulated bit number of a USB data stream according to the oversampling signal; calculating a difference between the oversampling number and M times of the accumulated bit number when the accumulated bit number is larger than a predetermined value; and determining a frequency calibration step of the oversampling signal according to the difference. The present invention further provides a frequency calibration device for a programmable oscillator.Type: GrantFiled: September 14, 2012Date of Patent: December 9, 2014Assignee: Pixart Imaging IncInventors: Chih Yen Wu, Chien Jung Huang, Hsiang Sheng Liu, Ching Chih Chen
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Publication number: 20140320758Abstract: Disclosed herein is a touch panel, which includes a first sensing substrate, a second sensing substrate and an anisotropic conducting film. The first sensing substrate includes at least one first sensing series, at least one first signal transmission line, and at least one second signal transmission line. The first sensing series extends in a first direction. The first signal transmission line is connected to the first sensing series. The second substrate faces the first substrate, and comprises at least one second sensing series extending in a second direction crossed with the first direction. The anisotropic conducting film is disposed between the first sensing substrate and the second sensing substrate, and is electrically connected to the second signal transmission line and the second sensing series.Type: ApplicationFiled: October 30, 2013Publication date: October 30, 2014Applicant: Quanta Computer Inc.Inventors: Chee-Chun LEUNG, Ching-Chih CHEN, Chien-Yu YI, Chiung-Lun LIN
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Publication number: 20140298677Abstract: A glue-thermal curing equipment includes a chassis, a support, a heating baking plate and a lifting device. The chassis is formed with an accommodation space therein. The support is fixedly disposed in the accommodation space. The heating baking plate is disposed on the support, and has a top surface acting as a heat generating surface. The heat generating surface allows a panel device to be directly disposed thereon, and fully provides uniform thermal energy to a liquid-state glue layer disposed on the panel device. The lifting device is elevatably disposed on the support and enables the panel device to be lifted and separated from the heat generating surface.Type: ApplicationFiled: November 1, 2013Publication date: October 9, 2014Applicant: Quanta Computer Inc.Inventors: Ching-Chih CHEN, Lin-Huei WANG, Lai-Peng LAI
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Publication number: 20140097330Abstract: A method of testing an image sensor having a plurality of sensing units includes: utilizing the image sensor to generate a plurality of sensing results respectively corresponding to a plurality of captured images, wherein each sensing result includes a plurality of sensing values respectively generated by the sensing units; and generating a testing result which indicates a performance of the image sensor according to changing of the sensing results.Type: ApplicationFiled: May 2, 2013Publication date: April 10, 2014Applicant: PixArt Imaging Inc.Inventors: Ching-Chih Chen, Ren-Hau Gu, Chih-Yen Wu, Yao-Hsuan Lin, Tzu-Yu Chen
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Publication number: 20140092019Abstract: An optical navigation method includes: detecting inertia of an image of a feature point; and determining an effective sensing region of an image sensing array according to the detected inertia for reducing power consumption. Besides, an optical navigation apparatus includes a detecting circuit and a determining unit. The detecting circuit is arranged for detecting a moving inertia of a feature point. The determining circuit is coupled to the detecting circuit, and arranged for determining an effective sensing region of an image sensing array according to the detected moving inertia for reducing power consumption.Type: ApplicationFiled: May 8, 2013Publication date: April 3, 2014Applicant: PixArt Imaging Inc.Inventors: Ching-Chih Chen, Ming-Tsan Kao, Chih-Yen Wu, Chien-Jung Huang, Yao-Hsuan Lin, Tzu-Yu Chen
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Publication number: 20130051439Abstract: A frequency calibration method for a programmable oscillator includes the steps of: counting an oversampling number of an oversampling signal and estimating an accumulated bit number of a USB data stream according to the oversampling signal; calculating a difference between the oversampling number and M times of the accumulated bit number when the accumulated bit number is larger than a predetermined value; and determining a frequency calibration step of the oversampling signal according to the difference. The present invention further provides a frequency calibration device for a programmable oscillator.Type: ApplicationFiled: September 14, 2012Publication date: February 28, 2013Applicant: PIXART IMAGING INC.Inventors: Chih Yen WU, Chien Jung HUANG, Hsiang Sheng LIU, Ching Chih CHEN
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Patent number: 8283983Abstract: A frequency calibration method for a programmable oscillator includes the steps of: counting an oversampling number of an oversampling signal and estimating an accumulated bit number of a USB data stream according to the oversampling signal; calculating a difference between the oversampling number and M times of the accumulated bit number when the accumulated bit number is larger than or equal to a predetermined value; and determining a frequency calibration step of the oversampling signal according to the difference. The present invention further provides a frequency calibration device for a programmable oscillator.Type: GrantFiled: November 17, 2010Date of Patent: October 9, 2012Assignee: PixArt Imaging Inc.Inventors: Chih Yen Wu, Chien Jung Huang, Hsiang Sheng Liu, Ching Chih Chen
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Publication number: 20120051479Abstract: A clock frequency adjusting method includes the steps of: calculating a phase difference between a local signal and SOF signals or EOP signals in an external signal; counting a count value of the phase difference based on a clock frequency of a local oscillator; and adjusting the clock frequency according to the count value. The present invention further provides a clock frequency adjusting circuit.Type: ApplicationFiled: November 7, 2011Publication date: March 1, 2012Applicant: PIXART IMAGING INC.Inventors: Hsiang Sheng LIU, Kun Chih CHANG, Ching Chih CHEN, Chih Pin SUN