Patents by Inventor Chi-Ming Tsai

Chi-Ming Tsai 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: 20240152671
    Abstract: A violation checking method includes generating a violation log report for a design, classifying violation logs in the violation log report into high-risk logs and low-risk logs by a machine learning model, reviewing the high-risk logs, and modifying the design if at least one bug is identified in the high-risk logs.
    Type: Application
    Filed: November 3, 2023
    Publication date: May 9, 2024
    Applicant: MEDIATEK INC.
    Inventors: Chi-Ming Lee, Chung-An Wang, Cheok Yan Goh, Chia-Cheng Tsai, Chien-Hsin Yeh, Chia-Shun Yeh, Chin-Tang Lai
  • Publication number: 20240143887
    Abstract: A method includes: receiving a design layout comprising a feature extending in a peripheral region and a central region of the design layout; determining compensation values associated with a pellicle assembly and the peripheral region according to an exposure distribution in an exposure field of a workpiece; and adjusting the design layout according to the compensation values. The modifying of the shape of the feature according to the compensation values includes: partitioning the peripheral region into compensation zones; and adjusting line widths in the compensation zones of the feature according to the compensation values associated with the respective compensation zones.
    Type: Application
    Filed: January 5, 2024
    Publication date: May 2, 2024
    Inventors: CHI-TA LU, CHIA-HUI LIAO, YIHUNG LIN, CHI-MING TSAI
  • Publication number: 20240134287
    Abstract: Embodiments of the present disclosure generally relate to lithography systems. More particularly, embodiments of the present disclosure relate to a method, a system, and a software application for a lithography process to control transmittance rate of write beams and write gray tone patterns in a single exposure operation. In one embodiment, a plurality of shots are provided by an image projection system in a lithography system to a photoresist layer. The plurality of shots exposes the photoresist layer to an intensity of light emitted from the image projection system. The local transmittance rate of the plurality of shots within an exposure area is varied to form varying step heights in the exposure area of the photoresist layer.
    Type: Application
    Filed: October 20, 2022
    Publication date: April 25, 2024
    Inventors: YingChiao WANG, Chi-Ming TSAI, Chun-chih CHUANG, Yung Peng HU
  • Publication number: 20240126180
    Abstract: Embodiments of the present disclosure relate to a system, a software application, and methods of digital lithography for semiconductor packaging. The method includes comparing positions of vias and via locations, generating position data based on the comparing the positions of vias and the via locations, providing the position data of the vias to a digital lithography device, updating a redistributed metal layer (RDL) mask pattern according to the position data such that RDL locations correspond to the positions of the vias, and projecting the RDL mask pattern with the digital lithography device.
    Type: Application
    Filed: October 10, 2023
    Publication date: April 18, 2024
    Inventors: Jang Fung CHEN, Thomas L. LAIDIG, Chung-Shin KANG, Chi-Ming TSAI, Wei-Ning SHEN
  • Patent number: 11955374
    Abstract: A method of forming a semiconductor-on-insulator (SOI) substrate includes: forming a first dielectric layer on a first substrate; forming a buffer layer on a second substrate; forming a semiconductor cap on the buffer layer over the second substrate; forming a cleavage plane in the buffer layer; forming a second dielectric layer on the semiconductor cap after forming the cleavage plane; bonding the second dielectric layer on the second substrate to the first dielectric layer on the first substrate; performing a splitting process along the cleavage plane in the buffer layer; removing a first split buffer layer from the semiconductor cap; and removing a second split buffer layer from the second substrate.
    Type: Grant
    Filed: August 29, 2021
    Date of Patent: April 9, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chi-Ming Chen, Eugene I-Chun Chen, Chia-Shiung Tsai
  • Publication number: 20240113254
    Abstract: A semiconductor light emitting device includes a multi-quantum-well structure, a first capping layer, a second capping layer, and an electron barrier layer stacked in order. The multi-quantum-well structure includes a plurality of alternately-stacked potential barrier layers and potential well layers. The first capping layer is a semiconductor layer, and the second capping layer is a p-doped semiconductor layer. Each of the first and second capping layers has an aluminum mole fraction larger than that of each of the potential barrier layers, and the aluminum mole fraction of the first capping layer is larger than that of at least a portion of the electron barrier layer. A method for preparing the semiconductor light emitting device is also provided.
    Type: Application
    Filed: December 15, 2023
    Publication date: April 4, 2024
    Inventors: Yung-Ling LAN, Chan-Chan LING, Chi-Ming TSAI, Chia-Hung CHANG
  • Publication number: 20240113607
    Abstract: A resonant vibration actuator is provided, comprising: a casing, a mover, a plurality of electromagnet sets, two elastic suspensions, and a connecting circuit; the casing is provided with connection terminals for connection on the outside; the mover comprising: a mover frame, a plurality of permanent magnet units, two magnetic backs, the permanent magnet units and the magnetic backs being arranged in the mover frame; the electromagnet sets being arranged between two permanent magnet units of the mover; the elastic suspensions being connected to the casing and the mover respectively through two connection portions at both ends; the connecting circuit being used to connect the electromagnet set and the connection terminals outside the casing; wherein, by energizing the electromagnet set, the electromagnet acts on the permanent magnet unit to make the mover move relatively in the casing to generate vibration.
    Type: Application
    Filed: November 16, 2022
    Publication date: April 4, 2024
    Inventors: Chin-Sung Liu, Hsiao-Ming Chien, Chi-Ling Chang, Shin-Ter Tsai
  • Publication number: 20240113259
    Abstract: A light-emitting device includes a semiconductor epitaxial structure including a first semiconductor layer, an active layer, and a second semiconductor layer, and having holes; a first insulation layer disposed on the semiconductor epitaxial structure and having first and second grooves; a first pad electrically connected to the first semiconductor layer through the first grooves; and a second pad electrically connected to the second semiconductor layer through the second grooves. A projection of the first pad does not overlap projections of the holes. A projection of the second pad does not overlap the projections of the holes. The first pad includes a first pad connection portion and first pad extension portions; the second pad includes a second pad connection portion and second pad extension portions. Projections of the second grooves fall between projections of the first and second pad extension portions. Two other aspects of the light-emitting device are also provided.
    Type: Application
    Filed: September 28, 2023
    Publication date: April 4, 2024
    Inventors: Xiushan ZHU, Qi JING, Yan LI, Xiaoliang LIU, Zhilong LU, Chunhsien LEE, Chi-Ming TSAI, Juchin TU, Chung-Ying CHANG
  • Patent number: 11944412
    Abstract: A blood pressure detection device manufactured by a semiconductor process includes a substrate, a microelectromechanical element, a gas-pressure-sensing element, a driving-chip element, an encapsulation layer and a valve layer. The substrate includes inlet apertures. The microelectromechanical element and the gas-pressure-sensing element are stacked and integrally formed on the substrate. The encapsulation layer is encapsulated and positioned on the substrate. A flowing-channel space is formed above the microelectromechanical element and the gas-pressure-sensing element. The encapsulation layer includes an outlet aperture in communication with an airbag. The driving-chip element controls the microelectromechanical element, the gas-pressure-sensing element and valve units to transport gas.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: April 2, 2024
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Ying-Lun Chang, Ching-Sung Lin, Chi-Feng Huang, Yung-Lung Han, Chang-Yen Tsai, Wei-Ming Lee, Chun-Yi Kuo, Tsung-I Lin
  • Patent number: 11944935
    Abstract: A gas detection purification device is disclosed and includes a main body, a purification unit, a gas guider, a gas detection module and a controlling-driving module. The main body includes an inlet, an outlet, an external socket and a gas-flow channel disposed between the inlet and the outlet. The purification unit is disposed in the gas-flow channel for filtering gas introduced through the gas-flow channel. The gas guider is disposed in the gas channel and located at a side of the purification unit. The gas is inhaled through the inlet, flows through the purification unit and is discharged out through the outlet. The gas detection module is plugged into or detached from the external socket. The controlling driving module is disposed within the main body and electrically connected to the gas guider to control the operation of the gas guider in an enabled state and a disabled state.
    Type: Grant
    Filed: December 2, 2020
    Date of Patent: April 2, 2024
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Yung-Lung Han, Chi-Feng Huang, Chang-Yen Tsai, Wei-Ming Lee, Tsung-I Lin
  • Patent number: 11946569
    Abstract: An actuating and sensing module is disclosed and includes a bottom plate, a gas pressure sensor, a thin gas transportation device and a cover plate. The bottom plate includes a pressure relief orifice, a discharging orifice and a communication orifice. The gas pressure sensor is disposed on the bottom plate and seals the communication orifice. The thin gas transportation device is disposed on the bottom plate and seals the pressure relief orifice and the discharging orifice. The cover plate is disposed on the bottom plate and covers the gas pressure sensor and the thin gas-transportation device. The cover plate includes an intake orifice. The thin gas transportation device is driven to inhale gas through the intake orifice, the gas is then discharged through the discharging orifice by the thin gas transportation device, and a pressure change of the gas is sensed by the gas pressure sensor.
    Type: Grant
    Filed: April 19, 2021
    Date of Patent: April 2, 2024
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Shih-Chang Chen, Jia-Yu Liao, Hung-Hsin Liao, Chung-Wei Kao, Chi-Feng Huang, Yung-Lung Han, Chang-Yen Tsai, Wei-Ming Lee
  • Patent number: 11937903
    Abstract: A blood pressure device includes a first blood pressure measuring device, a second blood pressure measuring device, and a controller. The first blood pressure measuring device is to be worn on a first position of a wrist so as to obtain a first blood pressure information of the first position. The second blood pressure measuring device is to be worn on a second position of the wrist so as to obtain a second blood pressure information of the second position. The controller is electrically coupled to the first blood pressure measuring device and the second blood pressure measuring device so as to adjust tightness between the expanders and the user's skin, respectively. The controller receives, processes, and calculates a pulse transit time between the first blood pressure information and the second blood pressure information, and the controller obtains at least one blood pressure value based on the pulse transit time.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: March 26, 2024
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Yung-Lung Han, Chi-Feng Huang, Chang-Yen Tsai, Wei-Ming Lee, Chun-Yi Kuo, Chin-Wen Hsieh
  • Patent number: 11923237
    Abstract: A manufacturing method of a semiconductor device includes at least the following steps. A sacrificial substrate is provided. An epitaxial layer is formed on the sacrificial substrate. An etch stop layer is formed on the epitaxial layer. Carbon atoms are implanted into the etch stop layer. A capping layer and a device layer are formed on the etch stop layer. A handle substrate is bonded to the device layer. The sacrificial substrate, the epitaxial layer, and the etch stop layer having the carbon atoms are removed from the handle substrate.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: March 5, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chi-Ming Chen, Kuei-Ming Chen, Po-Chun Liu, Chung-Yi Yu, Chia-Shiung Tsai
  • Publication number: 20240063342
    Abstract: A light emitting diode includes a semiconductor structure, a first electrode, and a second electrode. The semiconductor structure has a first surface and a second surface. The semiconductor structure includes an N-type semiconductor layer, an active layer, and a P-type semiconductor layer that includes a P-type contact layer, and a P-type base layer located between the P-type contact layer and the active layer. The active layer is located between the N-type semiconductor layer and the P-type semiconductor layer. The first electrode is located on the second surface of the semiconductor structure, and is electrically connected to the N-type semiconductor layer. The second electrode is located on the second surface of the semiconductor structure, and is electrically connected to the P-type semiconductor layer. A P-type dopant concentration in the P-type contact layer gradually decreases along a direction from the first surface towards the second surface.
    Type: Application
    Filed: August 15, 2023
    Publication date: February 22, 2024
    Inventors: Miaomin CAI, Sihe CHEN, Yashu ZANG, Chungchieh YANG, Chung-Ying CHANG, Chi-Ming TSAI, Zhuoying JIANG, Yu-Chieh HUANG, Su-Hui LIN
  • Publication number: 20240052874
    Abstract: A locking structure and a buckling washer are provided. The locking structure is provided for locking an object having a thru-hole. The locking structure includes a stud sleeve, a buckling washer, and a screw. The buckling washer is disposed on the stud sleeve, and the buckling washer includes a carrying portion and a plurality of hook portions. The carrying portion has a penetrating hole, and the hook portions extend from the carrying portion and are arranged outside of the penetrating hole. The carrying portion of the buckling washer is configured to carry the object, and the hook portions are configured to retain the object. The screw is configured to be screwed in the stud sleeve by passing through the thru-hole of the object and the penetrating hole of the buckling washer, such that the object is locked by the hook portions.
    Type: Application
    Filed: June 26, 2023
    Publication date: February 15, 2024
    Inventors: TING-XUAN HUA, MING-TE LIN, CHI-MING TSAI
  • Patent number: 11900040
    Abstract: A method includes: receiving a design layout comprising a feature extending in a peripheral region and a central region of the design layout; determining compensation values associated with a pellicle assembly and the peripheral region according to an exposure distribution in an exposure field of a workpiece; and adjusting the design layout according to the compensation values. The modifying of the shape of the feature according to the compensation values includes: partitioning the peripheral region into compensation zones, wherein the feature includes first portions disposed within the respective compensation zones and a second portion disposed within the central region; and reducing line widths of the first portions of the feature according to the compensation values associated with the respective compensation zones while keep the second portion of the feature uncompensated.
    Type: Grant
    Filed: April 14, 2022
    Date of Patent: February 13, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Chi-Ta Lu, Chia-Hui Liao, Yihung Lin, Chi-Ming Tsai
  • Patent number: 11865674
    Abstract: A positioning fixture including a shielding member and a driving member is provided. The shielding member includes a sliding part slidably connected to a functional module, a guiding part, and a shielding part. The sliding part and the shielding part respectively extend from two opposite ends of the guiding part. The driving member is movably disposed on the functional module corresponding to the shielding member. The driving member includes a base part, a driving part that contacts the guiding part, and a pillar part, which protrudes from the base part and is adapted to pass through the guiding groove. When the functional module is positioned on the circuit board, the base part of the driving member is pushed by the electronic component, and the guiding part is pushed by the driving part, so that the shielding member slides and the shielding part shields a screw hole of the circuit board.
    Type: Grant
    Filed: June 16, 2022
    Date of Patent: January 9, 2024
    Assignee: PEGATRON CORPORATION
    Inventors: Chun-Nan Chen, Ming-Te Lin, Chi-Ming Tsai
  • Patent number: 11848401
    Abstract: A semiconductor light emitting device includes a multi-quantum-well structure, a first capping layer, a second capping layer, and an electron barrier layer stacked in order. The multi-quantum-well structure includes a plurality of alternately-stacked potential barrier layers and potential well layers. The first capping layer is a semiconductor layer, and the second capping layer is a p-doped semiconductor layer. Each of the first and second capping layers has an aluminum mole fraction larger than that of each of the potential barrier layers, and the aluminum mole fraction of the first capping layer is larger than that of at least a portion of the electron barrier layer. A method for preparing the semiconductor light emitting device is also provided.
    Type: Grant
    Filed: January 13, 2023
    Date of Patent: December 19, 2023
    Assignee: Xiamen San'An Optoelectronics Co., Ltd.
    Inventors: Yung-Ling Lan, Chan-Chan Ling, Chi-Ming Tsai, Chia-Hung Chang
  • Publication number: 20230367943
    Abstract: A method includes receiving a pattern layout for a mask, shrinking the pattern layout to form a shrunk pattern, determining centerlines for each of a plurality of features within the shrunk pattern, and snapping the centerline for each of the plurality of features to a grid. The grid represents a minimum resolution size of a mask fabrication tool. The method further includes, after snapping the centerline for each of the plurality of features to the grid, fabricating the mask with the shrunk pattern.
    Type: Application
    Filed: July 27, 2023
    Publication date: November 16, 2023
    Inventors: Chi-Ta Lu, Chi-Ming Tsai
  • Patent number: D1015429
    Type: Grant
    Filed: June 10, 2022
    Date of Patent: February 20, 2024
    Assignee: Feiloli Electronic Co., Ltd.
    Inventors: Chi-Ming Tsai, I-Chiang Yang