Patents by Inventor Kuo Han
Kuo Han 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: 20180358307Abstract: An electronic package structure is provided. The electronic packaging structure includes a substrate, a conductive layer disposed on the substrate, an intermetallic compound disposed on the conductive layer, a stress buffering material disposed on the substrate and adjacent to the conductive layer, and an electronic device disposed on the conductive layer and the stress buffering material. The intermetallic compound is disposed between the electronic device and the conductive layer, between the electronic device and the stress buffering material, between the substrate and the stress buffering material, and between the conductive layer and the stress buffering material.Type: ApplicationFiled: August 22, 2018Publication date: December 13, 2018Inventors: Jing-Yao Chang, Tao-Chih Chang, Fang-Jun Leu, Wei-Kuo Han, Kuo-Shu Kao
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Publication number: 20180233477Abstract: An electronic package structure is provided. The electronic packaging structure includes a substrate, a conductive layer disposed on the substrate, an intermetallic compound disposed on the conductive layer, a stress buffering material and an electronic device. The stress buffering material is disposed on the substrate and adjacent to the conductive layer. The electronic device is disposed on the intermetallic compound and the stress buffering material, and the electronic device is in contact with the intermetallic compound. The stress buffering material is adjacent to the conductive layer to have the conductive layer and the stress buffering material together serving as a stress buffer, so as to enhance the effect of stress buffering, thereby preventing a wafer from cracking due to stress.Type: ApplicationFiled: April 14, 2017Publication date: August 16, 2018Inventors: Jing-Yao Chang, Tao-Chih Chang, Fang-Jun Leu, Wei-Kuo Han, Kuo-Shu Kao
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Publication number: 20180211584Abstract: An electronic paper display apparatus including an electronic paper display panel and a driver apparatus is provided. The electronic paper display panel displays image frames and includes a plurality of display modes. The driver apparatus is electrically connected to the electronic paper display panel. The driver apparatus determines what display mode the electronic paper display panel is in according to image data. The driver apparatus selects a driving signal to drive the electronic paper display panel to display the image frames according to the display mode of the electronic paper display panel. The image data is encoded according to one of a plurality of encoding methods to include information related to the display mode of the electronic paper display panel.Type: ApplicationFiled: December 25, 2017Publication date: July 26, 2018Applicant: E Ink Holdings Inc.Inventors: Kuo-Han Hsu, Mu-Chen Tan
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Patent number: 10019931Abstract: An electronic paper display apparatus including an electronic paper display panel to display an image page, a display driver coupled to the electronic paper display panel, and a data processor coupled to the display driver. The display driver drives the electronic paper display panel to display a plurality of image frames according to image data, so as to display the image page. The data processor converts a first look-up table into a second look-up table and merges a current frame and a previous frame into a combined frame. The data processor generates the image data according to the combined frame and the second look-up table and outputs the image data. The image frames include the current frame and the previous frame. A driving method of the electronic paper display apparatus is also provided.Type: GrantFiled: December 28, 2016Date of Patent: July 10, 2018Assignee: E Ink Holdings Inc.Inventors: Kuo-Han Hsu, Mon-Wei Wu, Yi-Te Lee, Wei-Cheng Lin, Chi-Wei Lin
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Patent number: 9915184Abstract: A waste heat exchanger may include an inner tube, an outer tube, a fin assembly and a plurality of heat electric modules The inner tube has a plurality of holes. Disposed inside the inner tube is a plurality of inlet channels and a plurality of outlet channels. The plurality of inlet channels and the plurality of outlet channels are disposed to correspond to each other. The plurality of inlet channels and the plurality of outlet channels are connected to the plurality of holes. A fluid flows through the plurality of inlets and the plurality of holes to get into the outlet channels. The outer tube is disposed outside the inner tube. The conductive assembly is positioned between the inner tube and the outer tube. The conductive assembly is disposed on an outside surface of the inner tube and an inside surface of the outer tube.Type: GrantFiled: December 15, 2014Date of Patent: March 13, 2018Assignee: Industrial Technology Research InstituteInventors: Wei-Kuo Han, Chun-Kai Liu
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Publication number: 20170193940Abstract: An electronic paper display apparatus and a driving method thereof are provided. The electronic paper display apparatus includes an electronic paper display panel and a control chip. The control chip is coupled to the electronic paper display panel. The control chip is configured to generate a clock signal and simulate a driving signal according to the clock signal and panel control data. The control chip drives the electronic paper display panel by utilizing the clock signal and the driving signal.Type: ApplicationFiled: December 30, 2016Publication date: July 6, 2017Applicant: SiPix Technology Inc.Inventors: Kuo-Han Hsu, Mu-Chen Tan, Ming-Hung Chen
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Publication number: 20170193894Abstract: An electronic paper display apparatus including an electronic paper display panel to display an image page, a display driver coupled to the electronic paper display panel, and a data processor coupled to the display driver. The display driver drives the electronic paper display panel to display a plurality of image frames according to image data, so as to display the image page. The data processor converts a first look-up table into a second look-up table and merges a current frame and a previous frame into a combined frame. The data processor generates the image data according to the combined frame and the second look-up table and outputs the image data. The image frames include the current frame and the previous frame. A driving method of the electronic paper display apparatus is also provided.Type: ApplicationFiled: December 28, 2016Publication date: July 6, 2017Applicant: SiPix Technology Inc.Inventors: Kuo-Han Hsu, Mon-Wei Wu, Yi-Te Lee, Wei-Cheng Lin, Chi-Wei Lin
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Publication number: 20160089772Abstract: A screwdriver tool contains: a connecting rod and a magnetic assembly. The connecting rod includes a tool segment, a threaded section, and a neck section. The magnetic assembly includes a slidable sleeve, a magnetic attracting element accommodated in a front end thereof, and an inserting notch formed therein, wherein a diameter of the inserting notch is greater than a diameter of the threaded section, and the slidable sleeve further has a screwing section formed on a rear end of the inserting notch to screw with the threaded section, a length of the screwing section is less than that of the neck section, the threaded section of the connecting rod is inserted into the inserting notch of the slidable sleeve, and the screwing section of the slidable sleeve is fitted with the neck section of the connecting sleeve.Type: ApplicationFiled: April 7, 2015Publication date: March 31, 2016Inventor: Kuo-Han Liu
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Patent number: 9292300Abstract: An embodiment of the invention provides a secure boot method for an electronic device including an embedded controller and a processor. The method includes the steps of verifying a secure loader by the embedded controller, unlocking a peripheral hardware of the electronic device by the embedded controller, and executing the secure loader by the processor.Type: GrantFiled: August 22, 2013Date of Patent: March 22, 2016Assignee: VIA TECHNOLOGIES, INC.Inventors: Chung-Ching Huang, Kuo-Han Chang, Yao-Wen Tang, Chun-Wei Chan
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Publication number: 20160053653Abstract: A waste heat exchanger may include an inner tube, an outer tube, a fin assembly and a plurality of heat electric modules The inner tube has a plurality of holes. Disposed inside the inner tube is a plurality of inlet channels and a plurality of outlet channels. The plurality of inlet channels and the plurality of outlet channels are disposed to correspond to each other. The plurality of inlet channels and the plurality of outlet channels are connected to the plurality of holes. A fluid flows through the plurality of inlets and the plurality of holes to get into the outlet channels. The outer tube is disposed outside the inner tube. The conductive assembly is positioned between the inner tube and the outer tube. The conductive assembly is disposed on an outside surface of the inner tube and an inside surface of the outer tube.Type: ApplicationFiled: December 15, 2014Publication date: February 25, 2016Inventors: Wei-Kuo Han, Chun-Kai Liu
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Patent number: 9015365Abstract: An integrated circuit for controlling a slave device is provided. The integrated circuit includes a pin, a micro-controller and an inter integrated circuit (I2C) bus controller coupled between the micro-controller and the pin. The I2C bus controller includes a transceiver unit coupled to the slave device via the pin, and an interface unit coupled between the transceiver unit and the micro-controller. The interface unit includes a start control register and a stop control register. The start control register provides a start signal to the slave device via the transceiver unit when the start control register is programmed by the micro-controller. The stop control register provides a stop signal to the slave device via the transceiver unit when the stop control register is programmed by the micro-controller. The micro-controller programs the stop control register according to an interrupt signal from the interface unit.Type: GrantFiled: July 29, 2013Date of Patent: April 21, 2015Assignee: Via Technologies, Inc.Inventors: Kuo-Han Chang, Xiaolu Yang
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Patent number: 8977880Abstract: A multi-core processor system, a dynamic power management method thereof and a control apparatus thereof are provided. In the method, a workload of a multi-core processor during a runtime stage is obtained. Next, a hot-plug operation is respectively performed on a plurality of slave cores according to the workload and a working state of each slave core. Then, a bus master status and the working state of a boot core are monitored to determine whether to power off the boot core, in which the bus master status is generated by combining a plurality of device statuses reflected by a plurality of peripheral devices. Finally, when the bus master status is determined as idle, the boot core is powered off.Type: GrantFiled: August 6, 2012Date of Patent: March 10, 2015Assignee: VIA Technologies, Inc.Inventors: Kuo-Han Chang, Chun-Wei Chan, Ming-Cheng Liu, Zong-Pu Qi
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Publication number: 20140223041Abstract: An integrated circuit for controlling a slave device is provided. The integrated circuit includes a pin, a micro-controller and an inter integrated circuit (I2C) bus controller coupled between the micro-controller and the pin. The I2C bus controller includes a transceiver unit coupled to the slave device via the pin, and an interface unit coupled between the transceiver unit and the micro-controller. The interface unit includes a start control register and a stop control register. The start control register provides a start signal to the slave device via the transceiver unit when the start control register is programmed by the micro-controller. The stop control register provides a stop signal to the slave device via the transceiver unit when the stop control register is programmed by the micro-controller. The micro-controller programs the stop control register according to an interrupt signal from the interface unit.Type: ApplicationFiled: July 29, 2013Publication date: August 7, 2014Applicant: VIA TECHNOLOGIES, INC.Inventors: Kuo-Han CHANG, Xiaolu YANG
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Patent number: 8769256Abstract: An operating system switching method is provided. The operating system switching method is for a computer system comprising a control unit, a memory unit, and a storage unit, wherein the storage unit comprises a first operating system and a second operating system. The steps of the method include: loading the first operating system and the second operating system into a first memory space and a second memory space of the memory unit, respectively, and setting the first memory space and the second memory space to a working state and a standby state, respectively; and performing a first switching of the operating systems, and setting the first memory space and the second memory space to the standby state and the working state.Type: GrantFiled: May 18, 2011Date of Patent: July 1, 2014Assignee: Via Technologies, Inc.Inventors: Chin-Hwaun Wu, Chung-Ching Huang, Kuo-Han Chang, Tai-Yu Lin
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Publication number: 20140115314Abstract: An embodiment of the invention provides a secure boot method for an electronic device including an embedded controller and a processor. The method includes the steps of verifying a secure loader by the embedded controller, unlocking a peripheral hardware of the electronic device by the embedded controller, and executing the secure loader by the processor.Type: ApplicationFiled: August 22, 2013Publication date: April 24, 2014Applicant: Via Technologies, Inc.Inventors: Chung-Ching HUANG, Kuo-Han CHANG, Yao-Wen TANG, Chun-Wei CHAN
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Patent number: 8650425Abstract: A computer system for processing data in a non-operational state and processing method thereof are provided. The computer system includes a data output unit, a data source, a data processing module and a state monitor unit. The data processing module accesses and processes data from the data source, and transmits the processed data to the data output unit. The state monitor unit monitors a power supply state of the computer system to generate a state switch signal, which indicates whether the computer system is in an operational state or a non-operational state. When the state switch signal indicates that the computer system is in a non-operational state, the data source and the data processing module receives operating voltages to access and process data.Type: GrantFiled: May 5, 2010Date of Patent: February 11, 2014Assignee: Via Technologies, Inc.Inventors: Chung-Ching Huang, Yeh Cho, Kuo-Han Chang, Liang-Min Lee, Donna Lim
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Patent number: 8607084Abstract: A computer system and a power-management method thereof are provided. The computer system has an image-reading mode, a first power-management mode and a second power-management mode, and the computer system operating in the second power-management mode consumes less power than it consumes in the first power-management mode. The computer system comprises a first portion comprising a graphics processing unit, a memory space and a display; and a second portion comprising a storage storing an image data. When the computer system operates in the image-reading mode, the image data has been transferred to the memory space from the storage, the second portion enters to the second power-management mode from the first power-management mode, and the first portion keeps in the first power-management mode, so that the graphics processing unit can display an image by the display according to the image data stored in the memory space.Type: GrantFiled: May 25, 2011Date of Patent: December 10, 2013Assignee: Via Technologies, Inc.Inventors: Chung-Ching Huang, Kuo-Han Chang, Chih-Nan Lo, Donna Lim
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Publication number: 20130179710Abstract: A multi-core processor system, a dynamic power management method thereof and a control apparatus thereof are provided. In the method, a workload of a multi-core processor during a runtime stage is obtained. Next, a hot-plug operation is respectively performed on a plurality of slave cores according to the workload and a working state of each slave core. Then, a bus master status and the working state of a boot core are monitored to determine whether to power off the boot core, in which the bus master status is generated by combining a plurality of device statuses reflected by a plurality of peripheral devices. Finally, when the bus master status is determined as idle, the boot core is powered off.Type: ApplicationFiled: August 6, 2012Publication date: July 11, 2013Applicant: VIA TECHNOLOGIES, INC.Inventors: Kuo-Han Chang, Chun-Wei Chan, Ming-Cheng Liu, Zong-Pu Qi
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Patent number: 8300859Abstract: A speaker device including a transparent speaker and a light source module is provided. The transparent speaker is thin, soft, and has a low driving voltage. Light is emitted from a front side of the speaker panel, and transmitted in the same direction as the sound. Thus, the light is emitted along with the sound. The speaker device can be used as an indoor wall-painting or as a large advertisement poster for more visual effects to the viewer.Type: GrantFiled: April 22, 2009Date of Patent: October 30, 2012Assignee: Industrial Technology Research InstituteInventors: Wei-Kuo Han, Ming-Daw Chen
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Patent number: D766691Type: GrantFiled: May 15, 2015Date of Patent: September 20, 2016Inventor: Kuo-Han Liu