Patents by Inventor Hua Chu

Hua Chu 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).

  • Patent number: 10779100
    Abstract: An embodiment of an integrated microphone structure. The integrated microphone structure includes a first silicon substrate patterned as a first plate. A silicon oxide layer formed on one side of the first silicon substrate. A second silicon substrate bonded to the first substrate through the silicon oxide layer such that the silicon oxide layer is sandwiched between the first and second silicon substrates. A diaphragm secured on the silicon oxide layer and disposed between the first and second silicon substrates such that the first plate and the diaphragm are configured to form a capacitive microphone.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: September 15, 2020
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Jung-Huei Peng, Chia-Hua Chu, Chun-wen Cheng, Chin-Yi Cho, Li-Min Hung, Yao-Te Huang
  • Patent number: 10752497
    Abstract: The present disclosure, in some embodiments, relates to an integrated chip structure. The integrated chip structure has a plurality of interconnect layers disposed within a dielectric structure over a substrate. A passivation layer is over the dielectric structure. A sensing electrode and a bonding electrode have bottom surfaces directly contacting the passivation layer. A microelectromechanical systems (MEMS) substrate is vertically separated from the sensing electrode. The bonding electrode is electrically connected to the MEMs substrate and to one or more of the plurality of interconnect layers. An electrode extension via is configured to electrically connect the sensing electrode to one or more of the plurality of interconnect layers.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: August 25, 2020
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yu-Chia Liu, Chia-Hua Chu, Chun-Wen Cheng, Jung-Huei Peng
  • Patent number: 10745271
    Abstract: An integrated circuit (IC) with an integrated microelectromechanical systems (MEMS) structure is provided. In some embodiments, the IC comprises a semiconductor substrate, a back-end-of-line (BEOL) interconnect structure, the integrated MEMS structure, and a cavity. The BEOL interconnect structure is over the semiconductor substrate, and comprises wiring layers stacked in a dielectric region. Further, an upper surface of the BEOL interconnect structure is planar or substantially planar. The integrated MEMS structure overlies and directly contacts the upper surface of the BEOL interconnect structure, and comprises an electrode layer. The cavity is under the upper surface of the BEOL interconnect structure, between the MEMS structure and the BEOL interconnect structure.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: August 18, 2020
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chun-Wen Cheng, Chia-Hua Chu
  • Publication number: 20200231431
    Abstract: A semiconductor structure is provided. The semiconductor structure includes a substrate, a plurality of vias, a signal transmitting portion, a heater and a sensing material. The plurality of vias penetrates the substrate, wherein each of the plurality of vias includes a conductive or semiconductive portion surrounded by an oxide layer. The signal transmitting portion is disposed in the substrate, wherein adjacent vias of the plurality of vias surrounds the signal transmitting portion. The heater is electrically connected to the signal transmitting portion, and the sensing material is disposed over the heater and electrically connected to the substrate. A method of manufacturing a semiconductor structure is also provided.
    Type: Application
    Filed: April 8, 2020
    Publication date: July 23, 2020
    Inventors: Chun-Wen Cheng, Chia-Hua Chu, Fei-Lung Lai, Shiang-Chi Lin
  • Patent number: 10715924
    Abstract: A MEMS microphone includes a backplate that has a plurality of open areas, and a diaphragm spaced apart from the backplate. The diaphragm is deformable by sound waves to cause gaps between the backplate and the diaphragm being changed at multiple locations on the diaphragm. The diaphragm includes a plurality of anchor areas, located near a boundary of the diaphragm, which is fixed relative to the backplate. The diaphragm also includes multiple vent valves. Examples of the vent valve include a wing vent valve and a vortex vent valve.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: July 14, 2020
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chun-Wen Cheng, Chia-Hua Chu, Chun Yin Tsai
  • Publication number: 20200213701
    Abstract: An integrated microphone device is provided. The integrated microphone device includes a substrate, a plate, and a membrane. The substrate includes an aperture allowing acoustic pressure to pass through. The plate is disposed on a side of the substrate. The membrane is disposed between the substrate and the plate and movable relative to the plate as acoustic pressure strikes the membrane. The membrane includes a vent valve having an open area that is variable in response to a change in acoustic pressure.
    Type: Application
    Filed: March 10, 2020
    Publication date: July 2, 2020
    Inventors: Chun-Wen CHENG, Chia-Hua CHU, Chun-Yin TSAI, Tzu-Heng WU, Wen-Cheng KUO
  • Patent number: 10689247
    Abstract: Representative methods for sealing MEMS devices include depositing insulating material over a substrate, forming conductive vias in a first set of layers of the insulating material, and forming metal structures in a second set of layers of the insulating material. The first and second sets of layers are interleaved in alternation. A dummy insulating layer is provided as an upper-most layer of the first set of layers. Portions of the first and second set of layers are etched to form void regions in the insulating material. A conductive pad is formed on and in a top surface of the insulating material. The void regions are sealed with an encapsulating structure. At least a portion of the encapsulating structure is laterally adjacent the dummy insulating layer, and above a top surface of the conductive pad. An etch is performed to remove at least a portion of the dummy insulating layer.
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: June 23, 2020
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yu-Chia Liu, Chia-Hua Chu, Chun-Wen Cheng
  • Publication number: 20200157123
    Abstract: Described herein are certain boron-containing compounds, compositions, preparations and their use as modulators of the transpeptidase function of bacterial penicillin-binding proteins and as antibacterial agents. In some embodiments, the compounds described herein inhibit penicillin-binding proteins. In certain embodiments, the compounds described herein are useful in the treatment of bacterial infections.
    Type: Application
    Filed: May 25, 2018
    Publication date: May 21, 2020
    Inventors: Christopher J. BURNS, Denis DAIGLE, Guo-Hua CHU, Jodie HAMRICK, Matthew LUCAS, Steven A. Boyd, Allison L. ZULLI, Eugen F. MESAROS, Stephen M. CONDON, Robert E. Lee TROUT, Cullen L. MYERS
  • Publication number: 20200150080
    Abstract: The present disclosure provides a bio-field effect transistor (BioFET) and a method of fabricating a BioFET device. The method includes forming a BioFET using one or more process steps compatible with or typical to a complementary metal-oxide-semiconductor (CMOS) process. The BioFET device may include a substrate; a gate structure disposed on a first surface of the substrate and an interface layer formed on the second surface of the substrate. The interface layer may allow for a receptor to be placed on the interface layer to detect the presence of a biomolecule or bio-entity.
    Type: Application
    Filed: December 26, 2019
    Publication date: May 14, 2020
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Alexander KALNITSKY, Yi-Shao LIU, Kai-Chih LIANG, Chia-Hua CHU, Chun-Ren CHENG, Chun-Wen CHENG
  • Publication number: 20200140259
    Abstract: Structures and formation methods of a semiconductor device structure are provided. The method includes forming a first dielectric layer over a substrate and forming a first recess in the first dielectric layer. The method also includes conformally forming a first movable membrane over the first dielectric layer. In addition, the first movable membrane has a first corrugated portion in the first recess. The method further includes forming a second dielectric layer over the first movable membrane and partially removing the substrate, the first dielectric layer, and the second dielectric layer to form a cavity. In addition, the first corrugated portion of the first movable membrane is partially sandwiched between the first dielectric layer and the second dielectric layer.
    Type: Application
    Filed: December 31, 2019
    Publication date: May 7, 2020
    Inventors: Yi-Chuan Teng, Chun-Yin Tsai, Chia-Hua Chu, Chun-Wen Cheng
  • Publication number: 20200140266
    Abstract: The present disclosure provides a semiconductor device. The semiconductor device includes a substrate, a metallization layer over the substrate, and a sensing structure over the metallization layer. The sensing structure includes an outgassing layer over the metallization layer, a patterned outgassing barrier in proximity to a top surface of the outgassing layer, the patterned outgassing barrier exposing a portion of the outgassing layer, and an electrode over the patterned outgassing barrier. The method for manufacturing the semiconductor device is also provided.
    Type: Application
    Filed: December 16, 2019
    Publication date: May 7, 2020
    Inventors: JUNG-HUEI PENG, CHIA-HUA CHU, FEI-LUNG LAI, SHIANG-CHI LIN
  • Publication number: 20200131028
    Abstract: The integrated CMOS-MEMS device includes a CMOS structure, a cap structure, and a MEMS structure. The CMOS structure, fabricated on a first substrate, includes at least one conducting layer. The cap structure, including vias passing through the cap structure, has an isolation layer deposited on its first side and has a conductive routing layer deposited on its second side. The MEMS structure is deposited between the first substrate and the cap structure. The integrated CMOS-MEMS device also includes a conductive connector that passes through one of the vias and through an opening in the isolation layer on the cap structure. The conductive connector conductively connects a conductive path in the conductive routing layer on the cap structure with the at least one conducting layer of the CMOS structure.
    Type: Application
    Filed: May 23, 2019
    Publication date: April 30, 2020
    Inventors: Chun-Wen Cheng, Chia-Hua Chu, Wen Cheng Kuo, Wei-Jhih Mao
  • Publication number: 20200115222
    Abstract: Processes for integrating complementary metal-oxide-semiconductor (CMOS) devices with microelectromechanical systems (MEMS) devices are provided. In some embodiments, the MEMS devices are formed on a sacrificial substrate or wafer, the sacrificial substrate or wafer is bonded to a CMOS die or wafer, and the sacrificial substrate or wafer is removed. In other embodiments, the MEMS devices are formed over a sacrificial region of a CMOS die or wafer and the sacrificial region is subsequently removed. Integrated circuit (ICs) resulting from the processes are also provided.
    Type: Application
    Filed: December 6, 2019
    Publication date: April 16, 2020
    Inventors: Chun-Wen Cheng, Chia-Hua Chu
  • Publication number: 20200117364
    Abstract: A device and a method for virtual storage are provided. The device includes a physical processor, a hypervisor and a physical storage. The hypervisor is executed on the physical processor and configured to create at least one client virtual machine and a controller virtual machine. The physical storage is clustered with physical storage of at least another device via the controller virtual machine to form a storage cluster. The controller virtual machine is further configured to define a virtual storage pool in the storage cluster and create at least one virtual storage controller virtual machine to interface the at least one client virtual machine with the virtual storage pool so that the at least one client virtual machine accesses the virtual storage pool via the at least one virtual storage controller virtual machine and the controller virtual machine. The method is applied to the device to implement the operations.
    Type: Application
    Filed: December 12, 2019
    Publication date: April 16, 2020
    Inventors: Cheng-Yue Chang, Jian-Ying Chen, Yung-Hua Chu, Kuan-Kai Chiu, Po-Hsun Yen, Tsung-Lin Yu, Ming-Xun Zhong
  • Patent number: 10618804
    Abstract: A method of manufacturing a semiconductor structure includes receiving a substrate, receiving a heater, receiving an electrode, and receiving a sensing material. The substrate have a first surface, a second surface opposite to the first surface and a plurality of vias extending from the second surface toward the first surface and filled with a conductive or semiconductive material and a first oxide layer, the first oxide layer surrounding the conductive or semiconductive material in the plurality of vias, and a second oxide layer disposed over the first surface and the second surface. The heater is disposed within a membrane over the first surface of the substrate and electrically connected with the substrate. The electrode is over the heater and the membrane; and the sensing material covers a portion of the electrode.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: April 14, 2020
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Chun-Wen Cheng, Chia-Hua Chu, Fei-Lung Lai, Shiang-Chi Lin
  • Publication number: 20200109476
    Abstract: The present disclosure provides a method of manufacturing a gas sensor. The method includes the following operations: a substrate is received; a conductor layer is formed over the substrate; the conductor layer is patterned to form a conductor with a plurality of openings by an etching operation, the openings being arranged in a repeating pattern, a minimal dimension of the opening being about 4 micrometers; and a gas-sensing film is formed over the conductor.
    Type: Application
    Filed: December 6, 2019
    Publication date: April 9, 2020
    Inventors: MING-TA LEI, CHIA-HUA CHU, HSIN-CHIH CHIANG, TUNG-TSUN CHEN, CHUN-WEN CHENG
  • Publication number: 20200107130
    Abstract: A MEMS microphone includes a substrate having an opening, a first diaphragm, a first backplate, a second diaphragm, and a second backplate. The first diaphragm faces the opening in the substrate. The first backplate includes multiple accommodating-openings and it is spaced apart from the first diaphragm. The second diaphragm joints the first diaphragm together at multiple locations by pillars passing through the accommodating-openings in the first backplate. The first backplate is located between the first diaphragm and the second diaphragm. The second backplate includes at least one vent hole and it is spaced apart from the second diaphragm. The second diaphragm is located between the first backplate and the second backplate.
    Type: Application
    Filed: July 9, 2019
    Publication date: April 2, 2020
    Inventors: Chun-Wen Cheng, Chia-Hua Chu, Wen-Tuan Lo
  • Publication number: 20200102331
    Abstract: Described herein are certain boron-containing compounds, compositions, preparations and their use as modulators of the transpeptidase function of bacterial penicillin-binding proteins and as antibacterial agents. In some embodiments, the compounds described herein inhibit penicillin-binding proteins. In certain embodiments, the compounds described herein are useful in the treatment of bacterial infections.
    Type: Application
    Filed: May 25, 2018
    Publication date: April 2, 2020
    Inventors: Christopher J. BURNS, Denis DAIGLE, Guo-Hua CHU, Randy W. JACKSON, Jodie HAMRICK, Matthew Lucas, Steven A. BOYD, Jiangchao YAO, Eugen F. MESAROS
  • Patent number: 10609463
    Abstract: An integrated microphone device is provided. The integrated microphone device includes a substrate, a plate, and a membrane. The substrate includes an aperture allowing acoustic pressure to pass through. The plate is disposed on a side of the substrate. The membrane is disposed between the substrate and the plate and movable relative to the plate as acoustic pressure strikes the membrane. The membrane includes a vent valve having an open area that is variable in response to a change in acoustic pressure.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: March 31, 2020
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chun-Wen Cheng, Wen-Cheng Kuo, Chia-Hua Chu, Chun-Yin Tsai, Tzu-Heng Wu
  • Publication number: 20200095119
    Abstract: Various embodiments of the present disclosure are directed towards a method for forming an integrated chip including an epitaxial layer overlying a microelectromechanical systems (MEMS) substrate. The method includes bonding a MEMS substrate to a carrier substrate, the MEMS substrate includes monocrystalline silicon. An epitaxial layer is formed over the MEMS substrate, the epitaxial layer has a higher doping concentration than the MEMS substrate. A plurality of contacts are formed over the epitaxial layer, the plurality of contacts respectively form ohmic contacts with the epitaxial layer.
    Type: Application
    Filed: July 18, 2019
    Publication date: March 26, 2020
    Inventors: Kuei-Sung Chang, Chia-Hua Chu, Shang-Ying Tsai