Patents by Inventor Chun Fu Wu
Chun Fu Wu 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).
-
Publication number: 20240379803Abstract: A device includes a substrate, a first semiconductor channel over the substrate, and a second semiconductor channel over the substrate and laterally separated from the first semiconductor channel. A gate structure covers and wraps around the first semiconductor channel and the second semiconductor channel. A first source/drain region abuts the first semiconductor channel on a first side of the gate structure, and a second source/drain region abuts the second semiconductor channel on the first side of the gate structure. An isolation structure is under and between the first source/drain region and the second source/drain region, and includes a first isolation region in contact with bottom surfaces of the first and second source/drain regions, and a second isolation region in contact with sidewalls of the first and second source/drain regions, and extending from a bottom surface of the first isolation region to upper surfaces of the first and second source/drain regions.Type: ApplicationFiled: July 25, 2024Publication date: November 14, 2024Inventors: Wei Ju LEE, Zhi-Chang LIN, Chun-Fu CHENG, Chung-Wei WU, Zhiqiang WU
-
Patent number: 12136379Abstract: A display panel includes a plurality of driving electrode regions and a plurality of wiring regions connected between the driving electrode regions. A (2n?1)th wiring region extended from a (2n?1)th driving electrode region toward a (2n)th driving electrode region has a wiring extending direction forming a first included angle with an arrangement direction, and a (2n)th wiring region extended from the (2n)th driving electrode region toward a (2n+1)th driving electrode region has a wiring extending direction forming a second included angle with the arrangement direction, and a (2n+1)th wiring region extended from the (2n+1)th driving electrode region toward a (2n+2)th driving electrode region has a wiring extending direction forming a third included angle with the arrangement direction, wherein n is a positive integer. At least one of the first included angle, the second included angle and the third included angle is positive and at least one of them is negative.Type: GrantFiled: July 10, 2023Date of Patent: November 5, 2024Assignee: AUO CorporationInventors: Chun-Yu Lin, Kun-Cheng Tien, Jia-Long Wu, Rong-Fu Lin, Shu-Hao Huang
-
Publication number: 20240355628Abstract: A wafer processing method including following steps is provided. A release layer is formed on a first wafer. An adhesive layer is formed on a second wafer. One of the first wafer and the second wafer is a device wafer. The device wafer includes a valid die region and a trimming region. A handler is applied to place the first wafer on the second wafer, so that the release layer and the adhesive layer are bonded to each other, and the adhesive layer completely covers the valid die region. During the process of placing the first wafer on the second wafer, the handler directly moves the first wafer.Type: ApplicationFiled: May 23, 2023Publication date: October 24, 2024Applicant: Powerchip Semiconductor Manufacturing CorporationInventors: Chun-Fu Wu, Shih-Ping Lee, Yu-Chun Huo, Chih Feng Sung, Ming-Jui Tsai
-
Publication number: 20240313052Abstract: Embodiments of the present disclosure relate to forming a nanosheet multi-channel device with an additional spacing layer and a hard mask layer. The additional spacing layer provides a space for an inner spacer above the topmost channel. The hard mask layer functions as an etch stop during metal gate etch back, providing improve gate height control.Type: ApplicationFiled: May 27, 2024Publication date: September 19, 2024Inventors: Shin-Jiun KUANG, Meng-Yu LIN, Chung-Wei WU, Chun-Fu CHENG
-
Publication number: 20240313046Abstract: A method for fabricating a semiconductor device includes the steps of forming a fin-shaped structure on a substrate, forming a first trench and a second trench in the fin-shaped structure, forming a first dielectric layer in the first trench and the second trench, removing part of the first dielectric layer, forming a second dielectric layer in the first trench and the second trench to form a first single diffusion break (SDB) structure and a second SDB structure, and then forming a gate structure on the fin-shaped structure, the first SDB structure, and the second SDB structure.Type: ApplicationFiled: April 13, 2023Publication date: September 19, 2024Applicant: UNITED MICROELECTRONICS CORP.Inventors: Guang-Yu Lo, Chun-Tsen Lu, Chung-Fu Chang, Chih-Shan Wu, Yu-Hsiang Lin, Wei-Hao Chang
-
Patent number: 12051388Abstract: A transmitter device adapted to be coupled to an image providing device and a receiver device includes first and second conversion units, a wireless module, and a processing unit. The first conversion unit and the second conversion unit are configured to be coupled to the image providing device through an HDMI transmission cable and a Type-C transmission cable, respectively, so as to respectively receive a first video and audio stream and a second video and audio stream provided by the image providing device. The wireless module is connected to the receiver device through wireless communication. The processing unit preferentially selects the first conversion unit to receive a first video and audio signal output by converting the first video and audio stream by the first conversion unit and transmits the first video and audio signal to the receiver device through the wireless module.Type: GrantFiled: February 14, 2023Date of Patent: July 30, 2024Assignee: BenQ CorporationInventors: Chen-Chi Wu, Chin-Fu Chiang, Chun-Han Lin, Chia-Nan Shih, Jung-Kun Tseng, Chuang-Wei Wu
-
Patent number: 12044844Abstract: An calibration kit includes a base, a combination of calibration parts, and a manipulation part. The combination of calibration parts is disposed on the base and includes a first calibration part and a second calibration part. The first calibration part has a first calibration surface. The second calibration part has a second calibration surface. The first calibration part and the second calibration part are relatively movable in a movement direction and are movable relative to the base. The manipulation part is movably or rotatably disposed on the base. The manipulation part is configured to be operable to drive the first calibration part and the second calibration part to move in the movement direction relative to the base, so that the combination of calibration parts forms a three-dimensional calibration surface configuration through the first calibration surface and the second calibration surface.Type: GrantFiled: September 6, 2021Date of Patent: July 23, 2024Assignee: Qisda CorporationInventors: Tzu-Huan Hsu, Po-Fu Wu, Yuan-Yu Hsiao, Ching-Huey Wang, Chih-Kang Peng, Chun-Ming Shen, Chih-Ming Hu, Yi-Ling Lo
-
Publication number: 20240242942Abstract: To reduce the occurrence of current alarms in a semiconductor etching or deposition process, a controller determines an offset in relative positions of a cover ring and a shield over a wafer within a vacuum chamber. The controller provides a position alarm and/or adjusts the position of the cover ring or shield when the offset is greater than a predetermined value or outside a range of acceptable values.Type: ApplicationFiled: January 23, 2024Publication date: July 18, 2024Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Tsung-Cheng WU, Ming-Hsien LIN, Chun-Fu CHEN, Sheng-Ying WU
-
Patent number: 12040222Abstract: The present disclosure describes a method of fabricating a semiconductor structure that includes forming a dummy gate structure over a substrate, forming a first spacer on a sidewall of the dummy gate structure and a second spacer on the first spacer, forming a source/drain structure on the substrate, removing the second spacer, forming a dielectric structure over the source/drain structure, replacing the dummy gate structure with a metal gate structure and a capping structure on the metal gate structure, and forming an opening in the dielectric structure. The opening exposes the source/drain structure. The method further includes forming a dummy spacer on a sidewall of the opening, forming a contact structure in the opening, and removing the dummy spacer to form an air gap between the contact structure and the metal gate structure. The contact structure is in contact with the source/drain structure in the opening.Type: GrantFiled: February 28, 2022Date of Patent: July 16, 2024Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Meng-Yu Lin, Chun-Fu Cheng, Chung-Wei Wu, Zhiqiang Wu
-
Publication number: 20210082331Abstract: The disclosure provides an electronic device including a panel. The panel includes a display area, a first peripheral area and a plurality of driving units. The display area includes a plurality of odd-numbered gate lines and a plurality of even-numbered gate lines. The first peripheral area is disposed adjacent to the display area. The driving units are disposed in the first peripheral area and include a first driving unit group and a second driving unit group. The first driving unit group includes N driving units which correspond to N gate lines among first 2N of the odd-numbered gate lines or to N gate lines among first 2N of the even-numbered gate lines, wherein N is a positive integer greater than 1. The second driving unit group is disposed adjacent to the first driving unit group and includes 2P driving units which respectively correspond to P odd-numbered gate lines and P even-numbered gate lines.Type: ApplicationFiled: August 27, 2020Publication date: March 18, 2021Applicant: Innolux CorporationInventors: Chun-Fu Wu, Wen-Tsai Hsu, Sheng-Feng Huang
-
Patent number: 10852867Abstract: A touch display device at least including a gate driver is provided. The gate driver at least includes a pull-up control circuit, a pull-down control circuit and a pull-up output circuit. The pull-up control circuit sets the voltage level of a first node to a first voltage level. The pull-down control circuit is configured to set the voltage level of the first node to a second voltage level and includes a first transistor receiving an operation voltage. The second voltage level is lower than the first voltage level. The pull-up output circuit generates a scan signal according to the voltage level of the first node. During a first display period and a second display period, the operation voltage is equal to a first gate voltage. During a touch-sensing period, the operation voltage is equal to a second gate voltage that is lower than the first gate voltage.Type: GrantFiled: October 3, 2018Date of Patent: December 1, 2020Assignee: INNOLUX CORPORATIONInventors: Chun-Fu Wu, Wei-Kuang Lien, Wen-Tsai Hsu, Sheng-Feng Huang
-
Patent number: 10770017Abstract: A display device including a panel having a gate driver is provided. The gate driver includes a multi-stage shift register. The N-th stage shift register includes a control module, a leakage compensation module, and an output module. The control module has a first terminal for receiving a first signal from the (N?M)-th stage shift register and a second terminal electrically connected to a node for transmitting a first signal to the node. The leakage compensation module has a third terminal electrically connected to the compensation voltage and a fourth terminal electrically connected to the node. The output module has a fifth terminal electrically connected to the node for receiving the first signal, and a sixth terminal for outputting a second signal of the N-th stage shift register for driving at least some parts of the pixel array. The compensation voltage charges the node during a touch sensing period.Type: GrantFiled: January 17, 2019Date of Patent: September 8, 2020Assignee: INNOLUX CORPORATIONInventors: Chun-Fu Wu, Wen-Tsai Hsu, Sheng-Feng Huang
-
Patent number: 10488961Abstract: The invention provides a gate driving circuit for an in-cell touch panel to improve the issue wherein the undesired falling time of a pre-stage shift register and the undesired rising time of a next-stage shift register during a touch sensing period, in which the undesired falling time and the undesired rising time are caused by the output signal of the shift register cannot be correctly transmitted to the pre-stage shift register and the next-stage shift register during the touch sensing period.Type: GrantFiled: July 15, 2016Date of Patent: November 26, 2019Assignee: INNOLUX CORPORATIONInventors: Chun-Fu Wu, Wen-Tsai Hsu, Chien-Hsueh Chiang, Wei-Kuang Lien
-
Publication number: 20190244578Abstract: A display device including a panel having a gate driver is provided. The gate driver includes a multi-stage shift register. The N-th stage shift register includes a control module, a leakage compensation module, and an output module. The control module has a first terminal for receiving a first signal from the (N?M)-th stage shift register and a second terminal electrically connected to a node for transmitting a first signal to the node. The leakage compensation module has a third terminal electrically connected to the compensation voltage and a fourth terminal electrically connected to the node. The output module has a fifth terminal electrically connected to the node for receiving the first signal, and a sixth terminal for outputting a second signal of the N-th stage shift register for driving at least some parts of the pixel array. The compensation voltage charges the node during a touch sensing period.Type: ApplicationFiled: January 17, 2019Publication date: August 8, 2019Inventors: Chun-Fu WU, Wen-Tsai HSU, Sheng-Feng HUANG
-
Publication number: 20190114013Abstract: A touch display device at least including a gate driver is provided. The gate driver at least includes a pull-up control circuit, a pull-down control circuit and a pull-up output circuit. The pull-up control circuit sets the voltage level of a first node to a first voltage level. The pull-down control circuit is configured to set the voltage level of the first node to a second voltage level and includes a first transistor receiving an operation voltage. The second voltage level is lower than the first voltage level. The pull-up output circuit generates a scan signal according to the voltage level of the first node. During a first display period and a second display period, the operation voltage is equal to a first gate voltage. During a touch-sensing period, the operation voltage is equal to a second gate voltage that is lower than the first gate voltage.Type: ApplicationFiled: October 3, 2018Publication date: April 18, 2019Inventors: Chun-Fu WU, Wei-Kuang LIEN, Wen-Tsai HSU, Sheng-Feng HUANG
-
Publication number: 20170017326Abstract: The invention provides a gate driving circuit for an in-cell touch panel to improve the issue wherein the undesired falling time of a pre-stage shift register and the undesired rising time of a next-stage shift register during a touch sensing period, in which the undesired falling time and the undesired rising time are caused by the output signal of the shift register cannot be correctly transmitted to the pre-stage shift register and the next-stage shift register during the touch sensing period.Type: ApplicationFiled: July 15, 2016Publication date: January 19, 2017Inventors: Chun-Fu WU, Wen-Tsai HSU, Chien-Hsueh CHIANG, Wei-Kuang LIEN
-
Publication number: 20160379586Abstract: A gate driving circuit includes a plurality of shift registers connected in series. The shift registers include a plurality of output shift registers and X groups of dummy shift registers. The output shift registers output the gate driving signal to a plurality of gate driving lines of the pixel matrix in sequence. At least one of the X groups of dummy shift registers has J dummy shift registers and is connected between two adjacent output shift registers in the output shift registers, wherein at least one driving signal generated by the group of dummy shift registers is partially overlapped with the gate driving signal generated by the two adjacent output shift registers in a frame, wherein the X groups of dummy shift registers are not connected to the gate driving lines, and X and J are integers greater than zero.Type: ApplicationFiled: June 23, 2016Publication date: December 29, 2016Inventors: Chun-Fu WU, Wen-Tsai HSU, Chien-Hsueh CHIANG
-
Patent number: 9307664Abstract: A power adapter between an alternating current (AC) source and an external direct current (DC) consumer device consumes no electrical power until the DC device is connected to the power adapter. The power adapter includes a first magnet, a second magnet which is repelled by the first magnet, and a movable conductive member arranged on the second magnet. The insertion of the external DC device pushes the second magnet towards the first magnet and establishes a connection between the AC power source and the power adaptor. When the external device is removed, the movable conductive member is driven away by a repulsive force between the magnets to disconnect the external AC power source from the power adapter.Type: GrantFiled: August 22, 2013Date of Patent: April 5, 2016Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Yi-Min Lin, Chun-Fu Wu, I-Fan Chung
-
Patent number: 8981801Abstract: A positioning device includes a positioning mechanism, a contacting mechanism located in the positioning mechanism, and a connecting mechanism located adjacent to an end of the positioning mechanism. The positioning mechanism includes a receiving member, a positioning member received in the receiving member, and a cover rotatable connected to the receiving member. The receiving member defines two sliding grooves. The cover defines two driving grooves corresponding to the two sliding grooves, each of the two driving grooves forms a driving surface, and the sliding block includes a slanted surface corresponding to the driving surface. When the cover is rotated to cover the receiving member, the driving surface resists with the slanted surface to drive the sliding block to move towards the positioning groove until the first contacting member contacts one testing point of the camera module.Type: GrantFiled: November 2, 2012Date of Patent: March 17, 2015Assignee: Hon Hai Precision Industry Co., Ltd.Inventors: Chun-Fu Wu, Cheng-An Lin
-
Publication number: 20140055931Abstract: A power adapter between an alternating current (AC) source and an external direct current (DC) consumer device consumes no electrical power until the DC device is connected to the power adapter. The power adapter includes a first magnet, a second magnet which is repelled by the first magnet, and a movable conductive member arranged on the second magnet. The insertion of the external DC device pushes the second magnet towards the first magnet and establishes a connection between the AC power source and the power adaptor. When the external device is removed, the movable conductive member is driven away by a repulsive force between the magnets to disconnect the external AC power source from the power adapter.Type: ApplicationFiled: August 22, 2013Publication date: February 27, 2014Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: YI-MIN LIN, CHUN-FU WU, I-FAN CHUNG