Patents by Inventor Kuan-Lin LIU
Kuan-Lin LIU 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: 20240136401Abstract: The present disclosure relates to an integrated chip. The integrated chip includes a substrate having a first semiconductor material. A second semiconductor material is disposed on the first semiconductor material and a passivation layer is disposed on the second semiconductor material. A first doped region and a second doped region extend through the passivation layer and into the second semiconductor material. A silicide is arranged within the passivation layer and along tops of the first doped region and the second doped region.Type: ApplicationFiled: January 5, 2024Publication date: April 25, 2024Inventors: Yin-Kai Liao, Sin-Yi Jiang, Hsiang-Lin Chen, Yi-Shin Chu, Po-Chun Liu, Kuan-Chieh Huang, Jyh-Ming Hung, Jen-Cheng Liu
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Patent number: 11575814Abstract: An image capturing device is provided, which includes an image capture component and N light modules. The image capture component is configured to capture an appearance image of a component. The N light modules are disposed around the image capture component, to be turned on alternately, and N?4. When at least one of the N light modules is turned on, the image capture component captures the appearance image of the component.Type: GrantFiled: October 20, 2020Date of Patent: February 7, 2023Assignee: ASUSTEK COMPUTER INC.Inventor: Kuan-Lin Liu
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Publication number: 20210136266Abstract: An image capturing device is provided, which includes an image capture component and N light modules. The image capture component is configured to capture an appearance image of a component. The N light modules are disposed around the image capture component, to be turned on alternately, and N?4. When at least one of the N light modules is turned on, the image capture component captures the appearance image of the component.Type: ApplicationFiled: October 20, 2020Publication date: May 6, 2021Inventor: Kuan-Lin Liu
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Patent number: 10789148Abstract: An electronic device and a method for event logging are provided. The electronic device includes a random access memory (RAM), a non-volatile memory, a transient error detector, and a clock counter. When a status of input-output ports in the electronic device changes, the transient error detector takes the status of the input-output port and its change as one of the event logs, obtains a time stamp corresponding to the one of the event logs according to a count value counted by the clock counter, and sequentially and temporarily stores the one of the event logs and a corresponding time stamp to the RAM. And, the transient error detector determines whether the event log is a cause to fault. When the event log is the cause to fault, the transient error detector stores the event logs and the corresponding time stamps in the RAM to the non-volatile memory.Type: GrantFiled: June 27, 2018Date of Patent: September 29, 2020Assignee: Wistron CorporationInventor: Kuan-Lin Liu
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Publication number: 20190317875Abstract: An electronic device and a method for event logging are provided. The electronic device includes a random access memory (RAM), a non-volatile memory, a transient error detector, and a clock counter. When a status of input-output ports in the electronic device changes, the transient error detector takes the status of the input-output port and its change as one of the event logs, obtains a time stamp corresponding to the one of the event logs according to a count value counted by the clock counter, and sequentially and temporarily stores the one of the event logs and a corresponding time stamp to the RAM. And, the transient error detector determines whether the event log is a cause to fault. When the event log is the cause to fault, the transient error detector stores the event logs and the corresponding time stamps in the RAM to the non-volatile memory.Type: ApplicationFiled: June 27, 2018Publication date: October 17, 2019Applicant: Wistron CorporationInventor: Kuan-Lin Liu
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Patent number: 9577069Abstract: A method of fabricating a MOS device is disclosed. A substrate having an active area (AA) silicon portion and shallow trench isolation (STI) region surrounding the active area is provided. A hard mask is formed on the substrate. A portion of the hard mask is removed to form an opening on the AA silicon portion. The opening exposes an edge of the STI region. The AA silicon portion is recessed through the opening to a predetermined depth to form a silicon spacer along a sidewall of the STI region in a self-aligned manner. An oxidation process is performed to oxidize the AA silicon portion and the silicon spacer to form a gate oxide layer.Type: GrantFiled: April 24, 2016Date of Patent: February 21, 2017Assignee: UNITED MICROELECTRONICS CORP.Inventors: Shih-Chieh Pu, Ping-Hung Chiang, Chang-Po Hsiung, Chia-Lin Wang, Nien-Chung Li, Wen-Fang Lee, Shih-Yin Hsiao, Chih-Chung Wang, Kuan-Lin Liu
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Publication number: 20160057235Abstract: A server unit of a server cluster system includes a plurality of servers. Each server generates status information that is associated therewith. A positioning unit of the server cluster system is configured to communicate with the server unit and stores a plurality of position indices. The position indices are respectively associated with positions of the servers of the server unit. A host device of the server cluster system is coupled to one of the server unit and the positioning unit for receiving the status information and the position indices therefrom.Type: ApplicationFiled: April 17, 2015Publication date: February 25, 2016Inventors: Po-Min Wu, Kuan-Lin Liu, Jhih-Yuan Sie
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Patent number: 9231489Abstract: A power adaptor is provided. The power adaptor includes a connector, a rectifier, a filter, a regulator and a switching unit coupled between the rectifier and the filter. The connector receives an alternating current (AC) power. The rectifier provides a direct current (DC) power according to the AC power. The filter filters the DC power to generate a filtered signal. The regulator provides an output voltage according to the filtered signal. A switching state of the switching unit corresponds to the DC power.Type: GrantFiled: September 10, 2012Date of Patent: January 5, 2016Assignee: WISTRON CORP.Inventor: Kuan-Lin Liu
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Patent number: 9170618Abstract: A server is provided in the present disclosure, and the server includes a power module, a motherboard circuit, and a power management circuit. The power management circuit is coupled to the motherboard circuit and the power module. The motherboard circuit receives a remote control signal through a network module and outputs a power-off command to the power management circuit according to the remote control signal. The power management circuit causes the power module to stop supplying power to the motherboard circuit for a predetermined time according to the power-off command. After the predetermined time, the power management circuit causes the power module to supply power again to the motherboard circuit to execute an initialization procedure.Type: GrantFiled: May 19, 2013Date of Patent: October 27, 2015Assignee: WISTRON CORP.Inventor: Kuan-Lin Liu
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Patent number: 9013204Abstract: A test system is provided. A printed circuit board (PCB) includes a plurality of traces and at least one test point. A central processing unit (CPU) socket including a plurality of first pins and a memory module slot including a plurality of second pins are disposed on the PCB. Each of the second pins is coupled to the corresponding first pin of the CPU socket via the corresponding trace. A CPU interposer board is inserted into the CPU socket, and a memory interposer board is inserted into the memory module slot. The traces form a test loop via the CPU interposer board and the memory interposer board. When an automatic test equipment (ATE) provides a test signal to the test loop via the test point, the ATE determines whether the test loop is normal according to a reflectometry result of the test signal.Type: GrantFiled: August 3, 2012Date of Patent: April 21, 2015Assignee: Wistron Corp.Inventors: Kuan-Lin Liu, Kuo-Jung Peng
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Publication number: 20140334364Abstract: A remote wake-up system and method are provided. The system includes an electrical device; a remote device, having a network card which includes a first wireless transmission module and the remote device is in a soft-off state; and a wireless routing device, having a second wireless transmission module and having established a pair with the first wireless transmission module by the second wireless transmission module and generated a device name and stored the device name in the wireless routing device. The electrical device generates a selection result by selecting the device name after the electrical device registers the wireless routing device, and the wireless routing device transmits a wake-up signal to the first wireless transmission module by the second wireless transmission module according to the selection result. Then the first wireless transmission module generates a trigger signal for switching the remote device to a boot state.Type: ApplicationFiled: March 14, 2014Publication date: November 13, 2014Applicant: Wistron Corp.Inventor: Kuan Lin LIU
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Publication number: 20140201513Abstract: A server is provided in the present disclosure, and the server includes a power module, a motherboard circuit, and a power management circuit. The power management circuit is coupled to the motherboard circuit and the power module. The motherboard circuit receives a remote control signal through a network module and outputs a power-off command to the power management circuit according to the remote control signal. The power management circuit causes the power module to stop supplying power to the motherboard circuit for a predetermined time according to the power-off command. After the predetermined time, the power management circuit causes the power module to supply power again to the motherboard circuit to execute an initialization procedure.Type: ApplicationFiled: May 19, 2013Publication date: July 17, 2014Applicant: WISTRON CORP.Inventor: KUAN-LIN LIU
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Publication number: 20140040448Abstract: A method of turn on/off execution for servers is disclosed. The method is used for controlling a plurality of first servers to turn on or turn off and includes the following steps: receiving a trigger signal; detecting whether all of the first servers are turned off; controlling the first servers to respectively transmit a turn on request signal if all of the first servers are turned off; receiving the turn on request signal and controlling each of the first servers to sequentially turn on by sending a permission signal to each of the first servers.Type: ApplicationFiled: April 5, 2013Publication date: February 6, 2014Applicant: Wistron CorporationInventors: Chien-Cheng CHENG, Hsin-Chieh YANG, Kuan-Lin LIU, Gang TANG
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Publication number: 20130336027Abstract: A power adaptor is provided. The power adaptor includes a connector, a rectifier, a filter, a regulator and a switching unit coupled between the rectifier and the filter. The connector receives an alternating current (AC) power. The rectifier provides a direct current (DC) power according to the AC power. The filter filters the DC power to generate a filtered signal. The regulator provides an output voltage according to the filtered signal. A switching state of the switching unit corresponds to the DC power.Type: ApplicationFiled: September 10, 2012Publication date: December 19, 2013Applicant: WISTRON CORP.Inventor: Kuan-Lin LIU
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Publication number: 20130181737Abstract: A test system is provided. A printed circuit board (PCB) includes a plurality of traces and at least one test point. A central processing unit (CPU) socket including a plurality of first pins and a memory module slot including a plurality of second pins are disposed on the PCB. Each of the second pins is coupled to the corresponding first pin of the CPU socket via the corresponding trace. A CPU interposer board is inserted into the CPU socket, and a memory interposer board is inserted into the memory module slot. The traces form a test loop via the CPU interposer board and the memory interposer board. When an automatic test equipment (ATE) provides a test signal to the test loop via the test point, the ATE determines whether the test loop is normal according to a reflectometry result of the test signal.Type: ApplicationFiled: August 3, 2012Publication date: July 18, 2013Applicant: WISTRON CORP.Inventors: Kuan-Lin Liu, Kuo-Jung Peng
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Publication number: 20100013852Abstract: A touch-sensitive mobile computing device includes a main body, a display screen and a touch-sensitive interface. The display screen is disposed on the main body for showing a virtual keyboard. The touch-sensitive interface is disposed on the display screen. When a touching position of the touch-sensitive interface is touched, a pointer is shown on the display screen and in the vicinity of the touching position to point a first virtual key of the virtual keyboard, so that the first virtual key pointed by the pointer exhibits a highlight effect and a distortion effect.Type: ApplicationFiled: July 10, 2009Publication date: January 21, 2010Applicant: ASUSTEK COMPUTER INC.Inventor: Kuan-Lin Liu
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Publication number: 20100013782Abstract: A touch-sensitive mobile computing device includes a main body, a display screen and a touch-sensitive interface. The touch-sensitive interface is disposed on the main body and the display screen, and includes a first touch-sensitive zone and a second touch-sensitive zone. The first touch-sensitive zone is disposed on the main body and outside the display screen. The second touch-sensitive zone is directly disposed over the display screen. A controlling method of the touch-sensitive mobile computing device includes the following steps. Firstly, the operating frame of the operating system is shown on the display screen. Then, a touch-move motion of an object in a specified direction on the first touch-sensitive zone or between the first touch-sensitive zone and the second touch-sensitive zone is detected. Afterwards, the contents of the operating frame shown on the display screen are adjusted according to the touch-move motion.Type: ApplicationFiled: July 10, 2009Publication date: January 21, 2010Applicant: ASUSTEK COMPUTER INC.Inventors: Kuan-Lin LIU, Ming-Chih HSIEH
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Publication number: 20090128514Abstract: A touch display device and a method of determining a plurality of touching points thereof are disclosed. The touch display device has a control module, and a resistive touch panel with a first electrical conductive layer and a second electrical conductive layer. The first electrical conductive layer and the second electrical conductive layer have a first electrode, a second electrode, a third electrode, and a fourth electrode. The method has the steps of: when the first and the second electrical conductive layers have a plurality of touching points, selecting two electrodes in non-repeated combinations among the electrodes, applying a voltage value difference to the selected electrodes, and obtaining two voltage values from the non-selected electrode to obtain a plurality of voltage values; according to the plurality of voltages, calculating a plurality of equivalent resistive values of resistors; and obtaining the position of the plurality of touching points.Type: ApplicationFiled: October 8, 2008Publication date: May 21, 2009Inventors: Kuan-Lin Liu, Ming-Chih Hsieh, Chu-Hui Lin
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Publication number: 20090120695Abstract: A touch device and a method of determining touch mode thereof are disclosed. The touch device comprises a control module, a resistive touch panel, and a measuring unit. The resistive touch panel comprises a first conductive layer and a second conductive layer, wherein the first conductive layer couples with a resistor. The method comprises the steps of: when the first conductive layer contacts the second conductive layer, measuring a voltage across the resistor to obtain a measured voltage; activating a touch pen operation mode if the measured voltage is smaller than a default value; and activating a finger operation mode if the measured voltage is larger than the default value.Type: ApplicationFiled: October 29, 2008Publication date: May 14, 2009Inventors: Kuan-Lin Liu, Ming-Chih Hsieh, Chu-Hui Lin
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Publication number: 20090109192Abstract: The present invention relates to a touch display device and a method of determining touch mode thereof. The touch display device comprises a control module, a resistance touch panel, and a measuring element. The resistance touch panel comprises a first conductive layer and a second conductive layer. The method comprises: pressing the first conductive layer to contact the second conductive layer; measuring the voltage of the second conductive layer to obtain a first voltage value and a second voltage value; activating a touch pen operation mode if a difference between the first voltage value and the second voltage value is smaller than a predicted error value; and activating a finger operation mode if the difference between the first voltage value and the second voltage value is larger than the predicted error value.Type: ApplicationFiled: September 30, 2008Publication date: April 30, 2009Inventors: Kuan-Lin Liu, Ming-Chih Hsieh, Chu-Hui Lin