Patents by Inventor Fu LIU

Fu 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).

  • Publication number: 20230326766
    Abstract: A semiconductor structure includes a first die; a second die disposed over the first die; a plurality of first conductive vias adjacent to the first die. The semiconductor structure further includes a plurality of second conductive vias disposed over the first conductive vias, each of the second conductive vias corresponding to one of the first conductive vias; a plurality of third conductive vias disposed over the first die and adjacent to the second die; and a molding material encapsulating the first die, the second die, the first conductive vias, the second conductive vias and the third conductive vias. A stepped shape is formed around an interface between each of the first conductive vias and the corresponding one of the second conductive vias.
    Type: Application
    Filed: June 9, 2023
    Publication date: October 12, 2023
    Inventors: JEN-FU LIU, MING HUNG TSENG, YEN-LIANG LIN, LI-KO YEH, HUI-CHUN CHIANG, CHENG-CHIEH WU
  • Publication number: 20230299155
    Abstract: A chip and an electronic device are disclosed. The chip includes a main functional area, a protection area, and a transition area located between the main functional area and the protection area. The chip includes a field oxide, a metal layer, and a passivation layer that are sequentially stacked on a semiconductor substrate. In the transition area, the field oxide includes a primary field oxide and at least one secondary field oxide that are disposed at intervals, the secondary field oxide is located on a side of the primary field oxide facing the main functional area, the metal layer extends from the main functional area to a side of the primary field oxide facing away from the semiconductor substrate. The passivation layer extends from a side of the metal layer facing away from the semiconductor substrate to a side of the metal layer facing away from the main functional area.
    Type: Application
    Filed: March 17, 2023
    Publication date: September 21, 2023
    Inventors: Longgu Tang, Fei Hu, Bo Gao, Chia Fu LIU, Boning Huang, Zhihua Liu
  • Patent number: 11758677
    Abstract: A release mechanism is disclosed that can facilitate safely and efficiently removing an expansion card from a computing device. The release mechanism can be installed on a motherboard around an expansion slot, and can include an opening that permits access to the expansion slot to allow an expansion card to be installed therein. When removal of the expansion card is desired, a handled of the release mechanism can be pulled, causing contact surfaces of the release mechanism to push the expansion card away from the expansion slot with even force, removing the need to tilt the expansion card.
    Type: Grant
    Filed: August 4, 2020
    Date of Patent: September 12, 2023
    Assignee: QUANTA COMPUTER INC.
    Inventors: Chun Chang, Hsin-Chieh Lin, Chih-Hao Chang, Yi-Fu Liu
  • Patent number: 11747092
    Abstract: A vapor chamber and a heat dissipation device with the vapor chamber are provided. The vapor chamber includes a first plate, a second plate, a first capillary strip, a first communication structure and a working medium. An accommodation space is defined by the first plate and the second plate collaboratively. The first capillary strip is installed in the accommodation space. The accommodation space is divided into a first region and a second region by the first capillary strip. The working medium is accommodated within the accommodation space. The working medium flows between the first region and the second region through the first communication structure. Since the working medium is guided to flow in the accommodation space by the first capillary strip and the first communication structure, the heat dissipating efficacy is enhanced.
    Type: Grant
    Filed: August 17, 2022
    Date of Patent: September 5, 2023
    Assignee: AURAS TECHNOLOGY CO., LTD.
    Inventors: Chih-Wei Chen, Chien-Fu Liu, Guan-Cing Liu
  • Publication number: 20230276031
    Abstract: A filter element and a projection device are provided. The filter element is configured on the transmission path of at least one light beam, and includes a substrate and a film. The film is located on a surface of the substrate, and includes a first area and a second area. The first area includes a center, corresponding to the central axis of the at least one light beam. The distance between the second area and the center of the first area is greater than the distance between any point in the first area and the center. The average thickness of the second area of the film is greater than the average thickness of the first area of the film. The filter element of the disclosure may still have a similar filter effect when the incident angle is relatively large.
    Type: Application
    Filed: February 23, 2023
    Publication date: August 31, 2023
    Applicant: Coretronic Corporation
    Inventors: Chi-Fu Liu, Tsung-Hsin Liao, Kun-Liang Jao, Hung-Yu Lin
  • Patent number: 11715646
    Abstract: A method includes forming a plurality of first conductive vias over a redistribution layer (RDL); disposing a first die over the RDL and adjacent to the first vias; and forming a plurality of second conductive vias over and electrically connected to the first conductive vias, each of the second conductive vias corresponding to one of the first conductive vias. The method further includes forming a plurality of third conductive vias over the first die; disposing a second die over the first die and adjacent to the third conductive vias; and encapsulating the first die, the second die, the first conductive vias, the second conductive vias and the third conductive vias with a molding material.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: August 1, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Jen-Fu Liu, Ming Hung Tseng, Yen-Liang Lin, Li-Ko Yeh, Hui-Chun Chiang, Cheng-Chieh Wu
  • Publication number: 20230208211
    Abstract: Various example embodiments relate to enhancing excitation and output power in multi-transmitter wireless power transfer system. Transmitter coils are arranged such that they are substantially uncoupled from each other. The transmitter coils are activated one by one to measure induced voltage across adjacent transmitter coils. The induced voltages are used to determine mutual inductance ratios of transmitter-receiver pairs to obtain current distribution coefficients indicative of the position of the receiver for optimal excitation. A device, a method, and a computer program are disclosed.
    Type: Application
    Filed: June 16, 2020
    Publication date: June 29, 2023
    Inventors: Prasad Kumara Sampath JAYATHURATHNAGE, Fu LIU, Sergei TRETYAKOV
  • Publication number: 20230134505
    Abstract: An illumination system, a projection device, and a projection control method are provided. The illumination system includes a first light-emitting unit, a second light-emitting unit, a third light-emitting unit, a first dichroic element, a second dichroic element, and a control unit. The first light-emitting unit includes a first light-emitting element and a second light-emitting element. The control unit is electrically connected to the first light-emitting unit and configured to switch the illumination system between a high-performance mode and a high-chroma mode, wherein when the illumination system is in the high-performance mode, the control unit controls a current ratio of the second light-emitting element to be greater than a current ratio of the first light-emitting element, and when the illumination system is in the high-chroma mode, the control unit controls the current ratio of the second light-emitting element to be less than the current ratio of the first light-emitting element.
    Type: Application
    Filed: October 28, 2022
    Publication date: May 4, 2023
    Applicant: Coretronic Corporation
    Inventors: Chi-Fu Liu, Tsung-Hsin Liao, Chun-Li Chen, Hung-Yu Lin
  • Publication number: 20230079208
    Abstract: The disclosure provides a key structure, which includes a support, a keycap, a linkage, a circuit layer, and a trigger mechanism. The keycap can be lifted and lowered above the support. The linkage is movably connected to the support and the keycap. The support is located between the circuit layer and the linkage. The trigger mechanism is disposed between the circuit layer and the keycap. The key structure of the disclosure provides a disposition of a support spaced circuit layer and a linkage.
    Type: Application
    Filed: September 7, 2022
    Publication date: March 16, 2023
    Applicant: Lite-On Technology Corporation
    Inventors: Hao Jan Tuan, Hsin-Fu Liu
  • Publication number: 20230015970
    Abstract: A method includes forming a plurality of first conductive vias over a redistribution layer (RDL); disposing a first die over the RDL and adjacent to the first vias; and forming a plurality of second conductive vias over and electrically connected to the first conductive vias, each of the second conductive vias corresponding to one of the first conductive vias. The method further includes forming a plurality of third conductive vias over the first die; disposing a second die over the first die and adjacent to the third conductive vias; and encapsulating the first die, the second die, the first conductive vias, the second conductive vias and the third conductive vias with a molding material.
    Type: Application
    Filed: July 16, 2021
    Publication date: January 19, 2023
    Inventors: JEN-FU LIU, MING HUNG TSENG, YEN-LIANG LIN, LI-KO YEH, HUI-CHUN CHIANG, CHENG-CHIEH WU
  • Publication number: 20220395747
    Abstract: A display device electrically connectable to an external operation device and a host is provided. The display device includes an imaging unit, a display controller, an image receiving port, a command output port and at least one computing device. The image receiving port obtains image data from the host and transmit to the display controller. The display controller controls the imaging unit to display the image data. The at least one computing device has a host operation mode and a display operation mode. The computing device receives a control command from the external operation device, sends the control command to the host through the command output port in the host operation mode, and sends the control command to the display controller to adjust the display setting in the display operation mode.
    Type: Application
    Filed: October 7, 2021
    Publication date: December 15, 2022
    Applicants: MICRO-STAR INT'L CO.,LTD., MSI COMPUTER (SHENZHEN) CO.,LTD.
    Inventors: Chun-Te YEH, Chia-Fu LIU, Chung-Wen CHEN
  • Patent number: 11527504
    Abstract: External electrical connectors and methods of forming such external electrical connectors are discussed. A method includes forming an external electrical connector structure on a substrate. The forming the external electrical connector structure includes plating a pillar on the substrate at a first agitation level affected at the substrate in a first solution. The method further includes plating solder on the external electrical connector structure at a second agitation level affected at the substrate in a second solution. The second agitation level affected at the substrate is greater than the first agitation level affected at the substrate. The plating the solder further forms a shell on a sidewall of the external electrical connector structure.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: December 13, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Meng-Fu Shih, Chun-Yen Lo, Cheng-Lin Huang, Wen-Ming Chen, Chien-Ming Huang, Yuan-Fu Liu, Yung-Chiuan Cheng, Wei-Chih Huang, Chen-Hsun Liu, Chien-Pin Chan, Yu-Nu Hsu, Chi-Hung Lin, Te-Hsun Pang, Chin-Yu Ku
  • Publication number: 20220390184
    Abstract: A vapor chamber and a heat dissipation device with the vapor chamber are provided. The vapor chamber includes a first plate, a second plate, a first capillary strip, a first communication structure and a working medium. An accommodation space is defined by the first plate and the second plate collaboratively. The first capillary strip is installed in the accommodation space. The accommodation space is divided into a first region and a second region by the first capillary strip. The working medium is accommodated within the accommodation space. The working medium flows between the first region and the second region through the first communication structure. Since the working medium is guided to flow in the accommodation space by the first capillary strip and the first communication structure, the heat dissipating efficacy is enhanced.
    Type: Application
    Filed: August 17, 2022
    Publication date: December 8, 2022
    Inventors: CHIH-WEI CHEN, CHIEN-FU LIU, Guan-Cing LIU
  • Publication number: 20220337793
    Abstract: A projection device, including an illumination system, a control element, a driving element, a light valve, and a projection lens, is provided. The illumination system includes multiple light sources for providing multiple light beams to be combined into an illumination light beam. The driving element respectively drives the light sources in a first mode or a second mode, so that the light beams have respective luminous brightness, and the driving element is switched from the first mode to the second mode according to a first signal. The control element provides the first signal to the driving element according to an optical state or a time state of the projection device. The light valve is adapted to convert the illumination light beam into an image light beam. The projection lens is adapted to project the image light beam out of the projection device.
    Type: Application
    Filed: March 24, 2022
    Publication date: October 20, 2022
    Applicant: Coretronic Corporation
    Inventors: Chi-Fu Liu, Tsung-Hsin Liao, Chun-Li Chen, Hung-Yu Lin
  • Patent number: 11464450
    Abstract: A fixed-sensor finger action detecting glove has a glove body, five covering sheets, five fixing bases, five sensors, and five fixing assemblies. A side of the glove body forms a hand back section and five finger back sections. The covering sheet is mounted on the finger back section and forms a passage. The fixing base is made from a flexible material, is mounted through the passage, and has two limiting walls. The sensor is located in the passage between the two limiting walls, preventing the sensor from deviating. The fixing assembly is mounted between an end of the sensor and an end of the finger back section, detachably connects the sensor and the finger back section, and prevents the sensor from moving back and forth. Thus, the fixed-sensor finger action detecting glove is capable of detecting actions of the fingers precisely.
    Type: Grant
    Filed: December 28, 2018
    Date of Patent: October 11, 2022
    Assignee: REHABOTICS MEDICAL TECHNOLOGY CORP.
    Inventors: Jian-Jia Huang, Shu-Wei Pu, Tsung-Fu Liu, Pin-Tseng Liu, Li-Wei Cheng
  • Publication number: 20220318586
    Abstract: A dynamic monitoring system with radio-frequency identification includes a radio-frequency identification (RFID) tag, at least two radio-frequency identification (RFID) detectors and a processing device. The RFID tag is installed on a moving user. When the user enters a preset detection range, at least two RFID detectors detect the RFID tag and generate an identification signal, respectively. The processing device is coupled to at least two RFID detectors. The processing device generates a distance signal between the RFID tag and the at least two RFID detectors according to the identification signals and positions of the at least two RFID detectors. The processing device generates a positioning signal relevant to a position of the RFID tag within the preset detection range according to the distance signal.
    Type: Application
    Filed: March 31, 2021
    Publication date: October 6, 2022
    Inventors: Tsai-Chih LIN, Wen-Tzong LEE, Che-Fu LIU, Ruei-Yang CHEN
  • Patent number: 11461076
    Abstract: A method for editing continual vertical line of visual programming language includes following steps: entering an editing mode; selecting a source node as a current node from a serial-parallel graphic where the source node is an endpoint of one of a plurality of normal blocks in the graphic; calculating and displaying one or more candidate nodes around current node; connecting the current node to any one of the candidate nodes for converting the connected candidate node into a connected node; setting the connected node as the current node for continually calculating, displaying, connecting to one or more candidate nodes before exiting the editing mode; generating a continual vertical line according to the source node and the one or more connected nodes when exiting the editing mode; modifying the serial-parallel relationship among the plurality of normal blocks in the graphic and updating the graphic according to the continual vertical line.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: October 4, 2022
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Yung-Liang Chang, Mao-Hua Cheng, Kuei-Fu Liu
  • Publication number: 20220308436
    Abstract: An illumination system provides an illumination beam and includes a red light source, a green light source, a blue light source, a first supplementary light source, a first X-shaped light-splitting assembly, a first light-splitting element, and a light-uniforming element. The red light source provides a red beam. The green light source provides a green beam. The blue light source provides a blue beam. The first supplementary light source provides a first supplementary beam. The first X-shaped light-splitting assembly guides the first supplementary beam and the blue beam to the first light-splitting element. The first light-splitting element guides the red beam, the green beam, the blue beam, and the first supplementary beam to the light-uniforming element. The first supplementary beam is a red supplementary beam or a blue supplementary beam, and the illumination system includes at least five light-emitting elements. A projection apparatus including the above illumination system is also provided.
    Type: Application
    Filed: March 23, 2022
    Publication date: September 29, 2022
    Applicant: Coretronic Corporation
    Inventors: Chi-Fu Liu, Tsung-Hsin Liao, Chun-Li Chen, Hung-Yu Lin
  • Patent number: D974519
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: January 3, 2023
    Inventor: Fu Liu
  • Patent number: D982117
    Type: Grant
    Filed: December 7, 2022
    Date of Patent: March 28, 2023
    Inventor: Fu Liu