Patents by Inventor Chih-Hao Liao

Chih-Hao Liao 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: 12374629
    Abstract: An electromagnetic interference (EMI) shielding package structure, a manufacturing method thereof, and an electronic assembly are provided. The EMI shielding package structure includes a carrier, at least one chip mounted on a first board surface of the carrier, an encapsulant formed on the carrier and packaging the at least one chip, an EMI shielding layer formed on an outer surface of the encapsulant, and an insulating layer. The insulating layer includes a spraying portion and a capillary permeating portion. The spraying portion is formed at least part of an outer surface of the EMI shielding layer. The capillary permeating portion is formed by extending from a bottom end of the spraying portion toward a second board surface of the carrier through capillarity, and the capillary permeating portion covers a bottom edge of the EMI shielding layer.
    Type: Grant
    Filed: November 17, 2022
    Date of Patent: July 29, 2025
    Assignee: AZUREWAVE TECHNOLOGIES, INC.
    Inventors: Chih-Hao Liao, Shu-Han Wu, Hsin-Yeh Huang
  • Patent number: 12132977
    Abstract: An image sensor lens assembly and a sensing module having an open configuration are provided. The sensing module includes an image sensor chip, a filtering sheet, a supporting layer sandwiched between the image sensor chip and the filtering sheet, a circuit board having a thru-hole, and an adhering layer. The supporting layer is not enclosed and has an internal communication opening. The image sensor chip is fixed onto the circuit board, and the filtering sheet is partially arranged in the thru-hole so as to jointly form a ring-shaped gap there-between that is in spatial communication with the internal communication opening. The adhering layer is formed in a part of the ring-shaped gap so as to adhere the filtering sheet onto the circuit board and has an external communication opening. The internal communication opening, the ring-shaped gap, and the external communication opening are jointly formed as a dust-proof channel.
    Type: Grant
    Filed: February 24, 2023
    Date of Patent: October 29, 2024
    Assignee: AZUREWAVE TECHNOLOGIES, INC.
    Inventors: Chih-Hao Liao, Meng-Hsin Kuo
  • Patent number: 12108130
    Abstract: An image sensor lens assembly and a sensing module having an externally sealed configuration are provided. The sensing module includes an image sensor chip, a filtering sheet, a supporting layer sandwiched between the image sensor chip and the filtering sheet, a circuit board having a thru-hole, a first adhering layer, and a second adhering layer. The supporting layer is not enclosed and has a communication opening. The image sensor chip is fixed onto the circuit board, and the filtering sheet is partially arranged in the thru-hole so as to jointly form a ring-shaped gap there-between that is in spatial communication with the communication opening. The first adhering layer having a shape of an enclosed loop is formed in the ring-shaped gap. The second adhering layer is connected to and seals the image sensor chip and the circuit board.
    Type: Grant
    Filed: February 23, 2023
    Date of Patent: October 1, 2024
    Assignee: AZUREWAVE TECHNOLOGIES, INC.
    Inventors: Chih-Hao Liao, Meng-Hsin Kuo
  • Publication number: 20240214661
    Abstract: An image sensor lens assembly and a sensing module having an open configuration are provided. The sensing module includes an image sensor chip, a filtering sheet, a supporting layer sandwiched between the image sensor chip and the filtering sheet, a circuit board having a thru-hole, and an adhering layer. The supporting layer is not enclosed and has an internal communication opening. The image sensor chip is fixed onto the circuit board, and the filtering sheet is partially arranged in the thru-hole so as to jointly form a ring-shaped gap there-between that is in spatial communication with the internal communication opening. The adhering layer is formed in a part of the ring-shaped gap so as to adhere the filtering sheet onto the circuit board and has an external communication opening. The internal communication opening, the ring-shaped gap, and the external communication opening are jointly formed as a dust-proof channel.
    Type: Application
    Filed: February 24, 2023
    Publication date: June 27, 2024
    Inventors: CHIH-HAO LIAO, MENG-HSIN KUO
  • Publication number: 20240214658
    Abstract: An image sensor lens assembly and a sensing module having an externally sealed configuration are provided. The sensing module includes an image sensor chip, a filtering sheet, a supporting layer sandwiched between the image sensor chip and the filtering sheet, a circuit board having a thru-hole, a first adhering layer, and a second adhering layer. The supporting layer is not enclosed and has a communication opening. The image sensor chip is fixed onto the circuit board, and the filtering sheet is partially arranged in the thru-hole so as to jointly form a ring-shaped gap there-between that is in spatial communication with the communication opening. The first adhering layer having a shape of an enclosed loop is formed in the ring-shaped gap. The second adhering layer is connected to and seals the image sensor chip and the circuit board.
    Type: Application
    Filed: February 23, 2023
    Publication date: June 27, 2024
    Inventors: CHIH-HAO LIAO, MENG-HSIN KUO
  • Publication number: 20240113036
    Abstract: An electromagnetic interference (EMI) shielding package structure, a manufacturing method thereof, and an electronic assembly are provided. The EMI shielding package structure includes a carrier, at least one chip mounted on a first board surface of the carrier, an encapsulant formed on the carrier and packaging the at least one chip, an EMI shielding layer formed on an outer surface of the encapsulant, and an insulating layer. The insulating layer includes a spraying portion and a capillary permeating portion. The spraying portion is formed at least part of an outer surface of the EMI shielding layer. The capillary permeating portion is formed by extending from a bottom end of the spraying portion toward a second board surface of the carrier through capillarity, and the capillary permeating portion covers a bottom edge of the EMI shielding layer.
    Type: Application
    Filed: November 17, 2022
    Publication date: April 4, 2024
    Inventors: CHIH-HAO LIAO, SHU-HAN WU, HSIN-YEH HUANG
  • Publication number: 20240047373
    Abstract: A chip package structure and an electromagnetic interference (EMI) shielding package module thereof are provided. The EMI shielding package module includes an encapsulant, an EMI shielding layer, and a recognition contrast layer. The encapsulant has a patterned trench that is recessed in a top surface thereof. The EMI shielding layer includes a recognition region formed on the top surface and an embedded region that is filled in the patterned trench. The recognition contrast layer is filled in the patterned trench and is connected to the embedded region. The recognition contrast layer and the recognition region respectively have different colors that conform to grade A or grade B in ISO/IEC 15415 standard. An end portion of the recognition contrast layer protruding from the top surface is coplanar with the recognition region so as to jointly form a predetermined two-dimensional (2D) code pattern having a planar shape.
    Type: Application
    Filed: October 12, 2022
    Publication date: February 8, 2024
    Inventors: CHIH-HAO LIAO, HSIN-YEH HUANG, SHU-HAN WU
  • Publication number: 20240047369
    Abstract: A chip package structure and a package module thereof are provided. The package module includes an encapsulant and a recognition contrast layer. The encapsulant has a patterned trench that is recessed in a top surface thereof and that corresponds in shape to a predetermined two-dimensional (2D) code pattern. The recognition contrast layer is filled in the patterned trench. The recognition contrast layer and the top surface of the encapsulant respectively have different colors that conform to grade A or grade B in the ISO/IEC 15415 standard. The recognition contrast layer is coplanar with the top surface of the encapsulant so as to jointly form the predetermined 2D code pattern having a planar shape.
    Type: Application
    Filed: October 17, 2022
    Publication date: February 8, 2024
    Inventors: CHIH-HAO LIAO, HSIN-YEH HUANG, SHU-HAN WU
  • Patent number: 11538730
    Abstract: A chip scale package structure of heat-dissipating type is provided and includes a board, a die fixed on and electrically coupled to the board, a thermally conductive adhesive sheet adhered to the die, and a package body formed on the board. The die has a heat-output surface arranged away from the board. The thermally conductive adhesive sheet is connected to at least 50% of an area of the heat-output surface. The package body covers and is connected to the die and entire of the surrounding lateral surface of the thermally conductive adhesive sheet. The die is embedded in the board, the thermally conductive adhesive sheet, and the package body. The heat-dissipating surface of the thermally conductive adhesive sheet is exposed from the package body, and a thermal conductivity of the thermally conductive adhesive sheet is at least 150% of a thermal conductivity of the package body.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: December 27, 2022
    Assignee: AZUREWAVE TECHNOLOGIES, INC.
    Inventors: Hsin-Yeh Huang, Chih-Hao Liao, Shu-Han Wu
  • Patent number: 11309626
    Abstract: A wireless communication device is provided and includes a communication module, a dust and moisture resistant adhesive, and a nano-metallic layer. The communication module includes a circuit board, a communication chip and a plurality of passive components mounted on a carrying surface of the circuit board, and an insulating sheet that is disposed on the passive components and that has a thickness smaller than or equal to 150 ?m. The dust and moisture resistant adhesive covers any electrically conductive portions of the communication module on the carrying surface. The nano-metallic layer covers the dust and moisture resistant adhesive, the communication chip, the passive components, and the insulating sheet, and is electrically coupled to a grounding portion of the circuit board. The wireless communication device does not include any grounding metal housing mounted on the circuit board.
    Type: Grant
    Filed: September 10, 2020
    Date of Patent: April 19, 2022
    Assignee: AZUREWAVE TECHNOLOGIES, INC.
    Inventors: Chih-Hao Liao, Hsin-Yeh Huang, Shu-Han Wu
  • Publication number: 20210398872
    Abstract: A chip scale package structure of heat-dissipating type is provided and includes a board, a die fixed on and electrically coupled to the board, a thermally conductive adhesive sheet gaplessly adhered to the die, and a package body formed on the board. The die has a heat-output surface arranged away from the board. The thermally conductive adhesive sheet is connected to at least 50% of an area of the heat-output surface. The package body covers and is connected to the die and the entirety of the surrounding lateral surface of the thermally conductive adhesive sheet. The die is embedded in the board, the thermally conductive adhesive sheet, and the package body. The heat-dissipating surface of the thermally conductive adhesive sheet is exposed from the package body, and a thermal conductivity of the thermally conductive adhesive sheet is at least 150% of a thermal conductivity of the package body.
    Type: Application
    Filed: September 8, 2020
    Publication date: December 23, 2021
    Inventors: HSIN-YEH HUANG, CHIH-HAO LIAO, SHU-HAN WU
  • Publication number: 20210399413
    Abstract: A wireless communication device is provided and includes a communication module, a dust and moisture resistant adhesive, and a nano-metallic layer. The communication module includes a circuit board, a communication chip and a plurality of passive components mounted on a carrying surface of the circuit board, and an insulating sheet that is disposed on the passive components and that has a thickness smaller than or equal to 150 ?m. The dust and moisture resistant adhesive covers any electrically conductive portions of the communication module on the carrying surface. The nano-metallic layer covers the dust and moisture resistant adhesive, the communication chip, the passive components, and the insulating sheet, and is electrically coupled to a grounding portion of the circuit board. The wireless communication device does not include any grounding metal housing mounted on the circuit board.
    Type: Application
    Filed: September 10, 2020
    Publication date: December 23, 2021
    Inventors: CHIH-HAO LIAO, HSIN-YEH HUANG, SHU-HAN WU
  • Patent number: 7680615
    Abstract: A parallel testing system with shared golden calibration table includes: a storage unit, multiple testing platforms, and a server. The storage unit is used for storing the golden calibration table, and the testing platforms are used to test a device under test (DUT) respectively by utilizing the golden calibration table. The server is connected to the storage unit and the testing platforms to send the golden calibration table to the testing platforms, and then, to cumulatively record calibration data produced after the testing platforms respectively test the DUTs, so that the server can further perform a weighted arithmetic operation to the calibration data so as to update the golden calibration table. Thereby, the purpose of accelerating the convergence speed of the golden calibration table can be achieved.
    Type: Grant
    Filed: January 25, 2008
    Date of Patent: March 16, 2010
    Assignee: Azurewave Technologies, Inc.
    Inventors: Chung-Er Huang, Chih-Hao Liao
  • Patent number: 7675357
    Abstract: A multi-system module having a functional substrate includes a substrate comprising therein at least one control circuit units, and a plurality of main circuit units provided on one side surface of the substrate. The main circuit units are electrically connected to the control circuit unit, whereby the control circuit unit is used to manage the operation of the main circuit units. Via the above module structure, the substrate can improve the function of controlling multiple systems.
    Type: Grant
    Filed: January 7, 2008
    Date of Patent: March 9, 2010
    Assignee: Azurewave Technologies, Inc.
    Inventors: Chung-Er Huang, Chih-Hao Liao
  • Publication number: 20100009501
    Abstract: A packaging structure applied for a surface mounting process, comprising: a chip module having a packaging surface; and a pre-cured layer formed on the packaging surface of the chip module. As above-mentioned, the structure is employed for protecting the external surface of the wafer. The pre-cured layer is formed on pre-curing a gluing material and the gluing material is uniformly filled with the space between the connecting protrusions on the packaging surface. The pre-cured later is post-curing in a connecting process for mounting the connecting protrusions to the substrate so that the connecting strength is improved. Moreover, the rate of the packaging process is increasing.
    Type: Application
    Filed: September 16, 2009
    Publication date: January 14, 2010
    Inventors: CHUNG-ER HUANG, CHIH-HAO LIAO
  • Publication number: 20090192750
    Abstract: A parallel testing system with shared golden calibration table includes: a storage unit, multiple testing platforms, and a server. The storage unit is used for storing the golden calibration table, and the testing platforms are used to test a device under test (DUT) respectively by utilizing the golden calibration table. The server is connected to the storage unit and the testing platforms to send the golden calibration table to the testing platforms, and then, to cumulatively record calibration data produced after the testing platforms respectively test the DUTs, so that the server can further perform a weighted arithmetic operation to the calibration data so as to update the golden calibration table. Thereby, the purpose of accelerating the convergence speed of the golden calibration table can be achieved.
    Type: Application
    Filed: January 25, 2008
    Publication date: July 30, 2009
    Inventors: Chung-Er Huang, Chih-Hao Liao
  • Publication number: 20090179327
    Abstract: A packaging structure applied for a surface mounting process, comprising: a chip module having a packaging surface; and a pre-cured layer formed on the packaging surface of the chip module. As above-mentioned, the structure is employed for protecting the external surface of the wafer. The pre-cured layer is formed on pre-curing a gluing material and the gluing material is uniformly filled with the space between the connecting protrusions on the packaging surface. The pre-cured later is post-curing in a connecting process for mounting the connecting protrusions to the substrate so that the connecting strength is improved. Moreover, the rate of the packaging process is increasing.
    Type: Application
    Filed: January 15, 2008
    Publication date: July 16, 2009
    Inventors: Chung-Er Huang, Chih-Hao Liao
  • Publication number: 20090174618
    Abstract: A radio frequency (RF) module integrated with an active antenna includes a silicon chip carrier, an active antenna circuit and a main circuit unit. The active antenna circuit unit is integrated into the silicon chip carrier via a semiconductor process. The active antenna circuit unit further includes an antenna loop formed on the silicon chip carrier for receiving and transmitting an RF signal. The active circuit unit is mounted on the silicon chip carrier and electrically connected to the active antenna circuit unit for processing the RF signal. Thereby the module is made compact.
    Type: Application
    Filed: January 9, 2008
    Publication date: July 9, 2009
    Inventors: Chung-Er Huang, Chih-Hao Liao
  • Publication number: 20090174463
    Abstract: A multi-system module having a functional substrate includes a substrate comprising therein at least one control circuit units, and a plurality of main circuit units provided on one side surface of the substrate. The main circuit units are electrically connected to the control circuit unit, whereby the control circuit unit is used to manage the operation of the main circuit units. Via the above module structure, the substrate can improve the function of controlling multiple systems.
    Type: Application
    Filed: January 7, 2008
    Publication date: July 9, 2009
    Inventors: Chung-Er Huang, Chih-Hao Liao