Patents by Inventor Yu-Chih Chen

Yu-Chih Chen 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: 20240389482
    Abstract: A resistive memory cell includes a lower electrode, a resistive transition metal oxide layer, and an upper electrode. The lower electrode includes at least one lower metallic barrier layer, a lower metal layer including a first metal having a melting point higher than 2,000 degrees Celsius, and a transition metal compound layer including an oxide or nitride of a transition metal selected from Ti, Ta, and W. The resistive transition metal oxide layer includes a conductive-filament-forming dielectric oxide of at least one transition metal and located on the transition metal compound layer. The upper electrode includes an upper metal layer including a second metal having a melting point higher than 2,000 degrees Celsius and at least one upper metallic barrier layer.
    Type: Application
    Filed: July 21, 2024
    Publication date: November 21, 2024
    Inventors: Wen-Hao CHENG, Yuan-Huang LEE, Yu-Wen LIAO, Yen-Yu CHEN, Hsuan-Chih CHU
  • Publication number: 20240387372
    Abstract: A method includes forming a first etch stop layer (ESL) over a conductive feature, forming a first dielectric layer on the first ESL, forming a second ESL on the first dielectric layer, forming a second dielectric layer on the second ESL, forming a trench in the second dielectric layer, forming a first opening in a bottom surface of the trench extending through the second dielectric layer, and forming a second opening in a bottom surface of the first opening. The second opening extends through the first dielectric layer and the first ESL. The second opening exposes a top surface of the conductive feature. The method further includes widening the first opening to a second width, filling the trench with a conductive material to form a conductive line, and filling the second opening and the first opening with the conductive material to form a conductive via.
    Type: Application
    Filed: July 28, 2024
    Publication date: November 21, 2024
    Inventors: Yen-Chih Huang, Li-An Sun, Che-En Tsai, Yu-Lin Chiang, Chung Chuan Huang, Chih-Hao Chen
  • Publication number: 20240387194
    Abstract: A passivation layer and conductive via are provided, wherein the transmittance of an imaging energy is increased within the material of the passivation layer. The increase in transmittance allows for a greater cross-linking that helps to increase control over the contours of openings formed within the passivation layer. Once the openings are formed, the conductive vias can be formed within the openings.
    Type: Application
    Filed: July 29, 2024
    Publication date: November 21, 2024
    Inventors: Wei-Chih Chen, Yu-Hsiang Hu, Hung-Jui Kuo, Sih-Hao Liao
  • Publication number: 20240386744
    Abstract: A fingerprint sensor package and method are provided. Embodiments include a sensor and a sensor surface material encapsulated within the fingerprint sensor package. An array of electrodes of the sensor are electrically connected using through vias that are located either in the sensor, in connection blocks separated from the sensor, or through connection blocks, or else connected through other connections such as wire bonds. A high voltage die is attached in order to increase the sensitivity of the fingerprint sensor.
    Type: Application
    Filed: July 31, 2024
    Publication date: November 21, 2024
    Inventors: Yu-Chih Huang, Chih-Hua Chen, Yu-Jen Cheng, Chih-Wei Lin, Yu-Feng Chen, Hao-Yi Tsai, Chung-Shi Liu, Chen-Hua Yu
  • Publication number: 20240377762
    Abstract: A semiconductor substrate stage for carrying a substrate is provided. The semiconductor substrate stage includes a carrier layer, a storage layer having an energy storage device and a water storage device, a magnetic shielding layer disposed between the carrier layer and the storage layer, and a receiver disposed in a recess of the carrier layer and partially exposed from the carrier layer.
    Type: Application
    Filed: July 24, 2024
    Publication date: November 14, 2024
    Inventors: Yu-Huan CHEN, Yu-Chih HUANG, Ya-An PENG, Shang-Chieh CHIEN, Li-Jui CHEN, Heng-Hsin LIU
  • Publication number: 20240379664
    Abstract: Some embodiments relate to an integrated chip structure. The integrated chip structure includes a substrate having a first device region and a second device region. A plurality of first transistor devices are disposed in the first device region and respectively include epitaxial source/drain regions disposed on opposing sides of a first gate structure. The epitaxial source/drain regions have an epitaxial material. A plurality of second transistor devices are disposed in the second device region and respectively include implanted source/drain regions disposed on opposing sides of a second gate structure. A dummy region includes one or more dummy structures. The one or more dummy structures have dummy epitaxial regions including the epitaxial material.
    Type: Application
    Filed: July 22, 2024
    Publication date: November 14, 2024
    Inventors: Yu-Chang Jong, Yi-Huan Chen, Chien-Chih Chou, Tsung-Chieh Tsai, Szu-Hsien Liu, Huan-Chih Yuan, Jhu-Min Song
  • Publication number: 20240371873
    Abstract: A method for forming a semiconductor structure is provided. The method includes forming a first active region, forming an interlayer dielectric layer over a source/drain region of the first active region, forming a gate stack to surround the channel region of the first active region, and etching the gate stack and the interlayer dielectric layer to form a cutting trench. The cutting trench includes a first portion extending into the gate stack and a second portion extending into the interlayer dielectric layer. A first width of the first portion of the cutting trench is different than a second width of the second portion of the cutting trench in a direction parallel to a longitudinal axis of the gate stack. The method also includes forming a gate cutting structure in the cutting trench.
    Type: Application
    Filed: May 5, 2023
    Publication date: November 7, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hong-Chih CHEN, Fu-Hsiang SU, Yu-San CHIEN, Shih-Hsun CHANG
  • Patent number: 12115618
    Abstract: A belt sander includes a main casing, a frame arm rotatably connected to the main casing, an abrasive belt mounted to the frame arm and adapted to be driven by electric power, a positioning member, a first sensor and a second sensor. The positioning member is movably mounted to the main casing and is movable relative to the main casing between a releasing position, where the first and second sensors are in a first sensor state, and where the second sensor generates a first signal for ceasing the electric power, and a first engaging position, where the first and second sensors are in the second sensor state, and where the second sensor generates a second signal for conducting the electric power.
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: October 15, 2024
    Assignee: Basso Industry Corp.
    Inventors: Yu-Da Chen, Ching-Chih Ho, Bo-Jhuang Chen, Yu-Ming Chan, Min-Hsu Tsai
  • Patent number: 12119235
    Abstract: A passivation layer and conductive via are provided, wherein the transmittance of an imaging energy is increased within the material of the passivation layer. The increase in transmittance allows for a greater cross-linking that helps to increase control over the contours of openings formed within the passivation layer. Once the openings are formed, the conductive vias can be formed within the openings.
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: October 15, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Wei-Chih Chen, Yu-Hsiang Hu, Hung-Jui Kuo, Sih-Hao Liao
  • Patent number: 12120472
    Abstract: Various schemes pertaining to generating a full-frame color image using a hybrid sensor are described. An apparatus receives sensor data from the hybrid sensor, wherein the sensor data includes partial-frame chromatic data of a plurality of chromatic channels and partial-frame color-insensitive data. The apparatus subsequently generates full-frame color-insensitive data based on the partial-frame color-insensitive data. The apparatus subsequently generates the full-frame color image based on the full-frame color-insensitive data and the partial-frame chromatic data. The apparatus provides benefits of enhancing image quality of the full-frame color image especially under low light conditions.
    Type: Grant
    Filed: March 9, 2022
    Date of Patent: October 15, 2024
    Inventors: Yu-Ju Lin, Ying-Jui Chen, Keh-Tsong Li, Pin-Chung Lin, Hung-Chih Ko, Chi-Cheng Ju
  • Publication number: 20240338804
    Abstract: A method for high dynamic range imaging is provided. The method includes the following stages. A first image from a first sensor capable of sensing a first spectrum is received. A second image from a second sensor capable of sensing a second spectrum is received. The second spectrum has a higher wavelength range as compared to the first spectrum. A first image feature from the first image and a second image feature from the second image are retrieved. The first and second images are fused by referencing the first image feature and the second image feature to generate a final image.
    Type: Application
    Filed: April 6, 2023
    Publication date: October 10, 2024
    Inventors: Pin-Wei CHEN, Keh-Tsong LI, Shao-Yang WANG, Chia-Hui KUO, Hung-Chih KO, Yun-I CHOU, Yu-Hua HUANG, Yen-Yang CHOU, Chien-Ho YU, Chi-Cheng JU, Ying-Jui CHEN
  • Patent number: 12114411
    Abstract: A target droplet source for an extreme ultraviolet (EUV) source includes a droplet generator configured to generate target droplets of a given material. The droplet generator includes a nozzle configured to supply the target droplets in a space enclosed by a chamber. In some embodiments, a nozzle tube is arranged within the nozzle of the droplet generator, and the nozzle tube includes a structured nozzle pattern configured to provide an angular momentum to the target droplets.
    Type: Grant
    Filed: March 6, 2023
    Date of Patent: October 8, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Yu-Huan Chen, Yu-Chih Huang, Ming-Hsun Tsai, Shang-Chieh Chien, Heng-Hsin Liu
  • Patent number: 12111582
    Abstract: A semiconductor substrate stage for carrying a substrate is provided. The semiconductor substrate stage includes a base layer, a magnetic shielding layer disposed on the base layer, a carrier layer disposed on the magnetic shielding layer, a receiver disposed on the carrier layer, a storage layer disposed between the base layer and the magnetic shielding layer, and a magnetic shielding element disposed on the carrier layer and surrounding the receiver.
    Type: Grant
    Filed: July 13, 2023
    Date of Patent: October 8, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Yu-Huan Chen, Yu-Chih Huang, Ya-An Peng, Shang-Chieh Chien, Li-Jui Chen, Heng-Hsin Liu
  • Publication number: 20240326046
    Abstract: A microfluidic purification device for exosomes purification is disclosed that has high speed, high viability and efficiency plus re-cycling of cells for regrowth of exosomes. The microfluidic purification device contains coarse filtering, and/or medium filtering plus fine filter with the medium/fine filter made of MEMS semiconductor process. For high-speed operation, an ultrasound vibrator attached to input chamber/filter/output chamber assembly is also used that the vibration amplitude, duty cycle and duration can be controlled through controller. The MEMS filter is V-shaped and/or funnel shape made of silicon wafer by semiconductor process. For funnel shape MEMS filter, the exit hole size is between 0.2 ?m to 1 ?m suitable for exosomes filtering with high speed and high viability.
    Type: Application
    Filed: March 28, 2023
    Publication date: October 3, 2024
    Inventors: Wen-Chie HUANG, Chein-Hsun WANG, Y. H. CHEN, Chin-Hsiang CHANG, Jenping KU, Yu-Chih LIANG
  • Publication number: 20240327774
    Abstract: A microfluidic electroporation device for exogenous molecules transfection is disclosed. The microfluidic electroporation device includes an electroporation chamber assembly, an ultrasound vibrator, and a controller. The electroporation chamber assembly includes an input chamber for exogenous molecules, a MEMS filter, an activation chamber and a MEMS plate. The MEMS plate holds cells within individual cavity for electroporation. Both the MEMS filter and the MEMS plate are made of semiconductor process by wet etching and/or ICP dry etching with V-shaped cavities. The top surfaces of the MEMS filter and the MEMS plate are coated with metal layer for applying electric field during the electroporation process. The electroporation chamber assembly is attached to an ultrasound vibrator which is operated intermittently to allow cells to be fixed in the cavity of the MEMS plate during electroporation process and popped out for collection after electroporation process.
    Type: Application
    Filed: March 30, 2023
    Publication date: October 3, 2024
    Inventors: Wen-Chie HUANG, Chein-Hsun WANG, Y. H. CHEN, Chin-Hsiang CHANG, Jenping KU, Yu-Chih LIANG
  • Publication number: 20240321780
    Abstract: A semiconductor package and a manufacturing method for the semiconductor package are provided. The semiconductor package includes a molded semiconductor device, a first redistribution structure, and conductive vias. The molded semiconductor device comprises a sensor die with a first surface and a second surface opposite the first surface, wherein the sensor die has an input/output region and a sensing region at the first surface. The first redistribution structure is disposed on the first surface of the sensor die, wherein the first redistribution structure covers the input/output region and exposes the sensing region, and the first redistribution structure comprises a conductive layer having a redistribution pattern and a ring structure. The redistribution pattern is electrically connected with the sensor die. The ring structure surrounds the sensing region and is separated from the redistribution pattern, wherein the ring structure is closer to the sensing region than the redistribution pattern.
    Type: Application
    Filed: June 4, 2024
    Publication date: September 26, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yu-Chih Huang, Chih-Hao Chang, Po-Chun Lin, Chun-Ti Lu, Zheng-Gang Tsai, Shih-Wei Chen, Chia-Hung Liu, Hao-Yi Tsai, Chung-Shi Liu
  • Patent number: 12094946
    Abstract: A device includes a nanostructure, a gate dielectric layer, a gate electrode, and a gate contact. The nanostructure is over a substrate. The gate dielectric layer laterally surrounds the nanostructure. The gate electrode laterally surrounds the gate dielectric layer. The gate electrode has a bottom surface and a top surface both higher than a bottom end of the nanostructure. The gate electrode has a horizontal dimension decreasing from the bottom surface to the top surface. The gate contact is electrically coupled to the gate electrode.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: September 17, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Yung-Chih Wang, Yu-Chieh Liao, Tai-I Yang, Hsin-Ping Chen
  • Publication number: 20240304705
    Abstract: A semiconductor device includes a gate structure on a substrate, a first spacer on a sidewall of the gate structure, a second spacer on a sidewall of the first spacer, a third spacer on a sidewall of the second spacer, and first and second stacks of an epitaxial layer and a cap layer respectively disposed at first and second sides of the gate structure. Preferably, a part of the second spacer comprises an I-shape, the cap layer includes a planar top surface and an inclined sidewall, the cap layer contacts the second spacer and the third spacer directly, and the cap layer includes a vertical sidewall connected to the inclined sidewall.
    Type: Application
    Filed: May 16, 2024
    Publication date: September 12, 2024
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Wei-Chih Chuang, Chia-Jong Liu, Kuang-Hsiu Chen, Chung-Ting Huang, Chi-Hsuan Tang, Kai-Hsiang Wang, Bing-Yang Jiang, Yu-Lin Cheng, Chun-Jen Chen, Yu-Shu Lin, Jhong-Yi Huang, Chao-Nan Chen, Guan-Ying Wu
  • Publication number: 20240304394
    Abstract: This invention describes a packaging structure for roll-type (wound-type) aluminum conductive polymer capacitor element. Two protective substrates are applied to sandwich a roll-type capacitor element in between with an insulating material surrounding the capacitor element also in between the protective substrates. The protective substrates comprise electrically separated anodic conductive pad and cathodic conductive pad on their surfaces. The capacitor element is oriented with its axis perpendicular to the two substrates. The anodic and cathodic leads of the capacitor element pass through the through holes. An anodic external terminal is plated over the anodic conductive pad and a cathodic external terminal is plated over the cathodic conductive pad so that the anodic external terminal is electrically connected to the anodic lead and the cathodic external terminal is electrically connected to the cathodic lead.
    Type: Application
    Filed: January 12, 2024
    Publication date: September 12, 2024
    Inventors: Yu-Peng Chung, Chia-Wei Li, Wen Cheng Hsu, En-Ming Chen, Che-Chih Tsao
  • Publication number: 20240304511
    Abstract: A semiconductor package and a method of forming the same are provided. The semiconductor package includes a semiconductor die and a redistribution structure disposed on the semiconductor die. The redistribution structure includes an alignment auxiliary layer, a plurality of dielectric layers and a plurality of conductive patterns. The alignment auxiliary layer has a light transmittance for a light with a wavelength range of about 350-550 nm lower than that of one of the plurality of dielectric layers.
    Type: Application
    Filed: March 10, 2023
    Publication date: September 12, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wei-Chih Chen, Yu-Hsiang Hu, Hung-Jui Kuo, Po-Han Wang, Hung-Chun Cho