Patents Assigned to Powertech Technology Inc.
  • Patent number: 11437336
    Abstract: A semiconductor package structure includes a first redistribution layer, a plurality of conductive connectors, a chip, and an encapsulant. The first redistribution layer has a first surface and a second surface opposite to the first surface. The first redistribution layer includes at least one conductive pattern and at least one dielectric layer stacked on each other. The conductive pattern includes a plurality of landing pads, and each of the landing pads is separated from the dielectric layer. The conductive connectors are located on the first surface. Each of the conductive connectors is corresponding to and electrically connected to one of the landing pads. The chip is located on the first surface. The chip is electrically connected to the first redistribution layer. The encapsulant encapsulates the chip and the conductive connectors. A manufacturing method of a semiconductor package structure is also provided.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: September 6, 2022
    Assignee: Powertech Technology Inc.
    Inventors: Jeffrey Wang, Jen-I Huang, Kun-Yung Huang
  • Patent number: 11410945
    Abstract: A semiconductor package having a partial outer metal layer and packaging method thereof is disclosed. In the method, a specific packaging substrate or a specific positioning plate is used to package multiple semiconductor devices and a partial outer metal layer is quickly formed on an encapsulation of each semiconductor device in the same step.
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: August 9, 2022
    Assignee: Powertech Technology Inc.
    Inventors: Shih-Chun Chen, Sheng-Tou Tseng, Kun-Chi Hsu, Chin-Ta Wu, Ying-Lin Chen, Ting-Yeh Wu
  • Patent number: 11367641
    Abstract: A wafer storage device includes a wafer cassette and a carrier plate. The wafer cassette includes a housing and a plurality pairs of retaining members disposed on lateral walls of the housing. The carrier plate is placed into the housing, is supported by one pair of the retaining members, and includes a plate body carrying the wafer thereon, and having a periphery formed with two slots extending respectively in two different radial directions of the wafer. Two positioning members respectively and radially correspond in position to the slots, and abut against an outer rim of the wafer.
    Type: Grant
    Filed: May 5, 2020
    Date of Patent: June 21, 2022
    Assignee: Powertech Technology Inc.
    Inventors: Chin-Ta Wu, I-Lin Chan, Chi-Sheng Chang, Cheng-Hao Ciou
  • Patent number: 11367678
    Abstract: A package structure including a first circuit board, a second circuit board, an encapsulant, a plurality of conductive terminals, and a package device is provided. The first circuit board has a first top surface and a first bottom surface opposite to each other. The second circuit board has a second top surface and a second bottom surface opposite to each other. The encapsulant encapsulates the first and second circuit boards. The conductive terminals are disposed on the first or second bottom surface and electrically connected to the first or second circuit board. The package device is disposed on the first or second top surface and electrically connected to the first and second circuit boards. The package device includes a first chip, a second chip, a chip encapsulant, a circuit layer, and a plurality of conductive package terminals. A manufacturing method of a package structure is also provided.
    Type: Grant
    Filed: November 20, 2020
    Date of Patent: June 21, 2022
    Assignee: Powertech Technology Inc.
    Inventors: Shang-Yu Chang Chien, Hung-Hsin Hsu, Chia-Yu Hung, Nan-Chun Lin
  • Patent number: 11362055
    Abstract: The semiconductor package has a metal layer, a first dielectric layer formed on a metal layer, and an opening formed through the first dielectric layer to expose a part of the metal layer. The bump structure has an under bump metallurgy (hereinafter UBM), a first buffer layer and a metal bump. The UBM is formed on the first part of the metal layer, a sidewall of the opening and a top surface of the first dielectric layer. The first buffer layer is formed between a part of the UBM corresponding to the top surface of the first dielectric layer and the top surface of the first dielectric layer. The metal bump is formed on the UBM. Therefore, the first buffer layer effectively absorbs a thermal stress to avoid cracks generated in the bump structure after the bonding step.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: June 14, 2022
    Assignee: Powertech Technology Inc.
    Inventors: Chih-Yen Su, Chun-Te Lin
  • Publication number: 20220173051
    Abstract: A package structure, including a conductive element, multiple dies, a dielectric body, a circuit layer and a patterned insulating layer, is provided. The multiple dies are disposed on the conductive element. A portion of the conductive element surrounds the multiple dies. The dielectric body covers the multiple dies. The circuit layer is disposed on the dielectric body. The circuit layer is electrically connected to the multiple dies. The patterned insulating layer covers the circuit layer. A portion of the patterned insulating layer is disposed between the dies that are adjacent. A manufacturing method of a package structure is also provided.
    Type: Application
    Filed: January 27, 2021
    Publication date: June 2, 2022
    Applicant: Powertech Technology Inc.
    Inventors: Shang-Yu Chang Chien, Nan-Chun Lin, Hung-Hsin Hsu
  • Publication number: 20220165709
    Abstract: A stacked semiconductor package has a substrate, a first chip, at least one spacer, a second chip and an encapsulation. The first chip and the second chip are intersecting stacked on the substrate. The at least one spacer is stacked on the substrate to support the second chip. The encapsulation is formed to encapsulate the substrate, the first chip, the at least one spacer and the second chip. The at least one spacer is made of the material of the encapsulation. Therefore, the adhesion between the at least one spacer and the encapsulation is enhanced to avoid the delamination during the reliability test and enhances the reliability of the stacked semiconductor package.
    Type: Application
    Filed: March 23, 2021
    Publication date: May 26, 2022
    Applicant: Powertech Technology Inc.
    Inventors: Yin-Huang KUNG, Chia-Hung LIN, Fu-Yuan YAO, Chun-Wu LIU
  • Publication number: 20220165673
    Abstract: A package structure including a first die, a second die, a dielectric body, a conductive terminal, a circuit layer and a patterned insulating layer is provided. The second die is disposed on the first die. A second active surface of the second die faces a first active surface of the first die. The dielectric body covers the first die. The conductive terminal is disposed on the dielectric body and opposite to the second die. The circuit layer includes a first circuit portion and a second circuit portion. The first circuit portion penetrates the dielectric body. The first die is electrically connected to the conductive terminal through the first circuit portion. The second circuit portion is embedded in the dielectric body. The second die is electrically connected to the first die through the second circuit portion. The patterned insulating layer covers the circuit layer and is embedded in the dielectric body.
    Type: Application
    Filed: May 26, 2021
    Publication date: May 26, 2022
    Applicant: Powertech Technology Inc.
    Inventors: Shang-Yu Chang Chien, Nan-Chun Lin, Hung-Hsin Hsu
  • Publication number: 20220148955
    Abstract: A semiconductor package has a substrate, a chip and an encapsulation. The substrate has a dielectric layer, a copper wiring layer and a solder resist layer formed thereon. The copper wiring layer is formed on the dielectric layer and is covered by the solder resist layer. The solder resist layer has a chip area defined thereon and an annular opening formed thereon. The annular opening surrounds the chip area and exposes part of the copper wiring layer. The chip is mounted on the chip area and is encapsulated by the encapsulation. Therefore, the semiconductor package with the annular opening makes the solder resist layer discontinuous, and the concentration stress is decreased to avoid a crack formed on the solder resist layer or the copper wiring layer when doing thermal-cycle test.
    Type: Application
    Filed: March 11, 2021
    Publication date: May 12, 2022
    Applicant: Powertech Technology Inc.
    Inventors: Chih-Yen SU, Chun-Te Lin
  • Publication number: 20220128623
    Abstract: A device for Over-the-Air testing includes a carrier unit, an automatic positioning member and a housing unit. The automatic positioning member is adapted to convey an object under test to an electrical connection zone of the carrier. The housing unit includes a housing shell, a pressing plate and a receiver. The housing shell defines a testing space that has an open end where the pressing plate is disposed. The housing unit and the carrier unit are movable relative to each other. When the carrier unit abuts the housing unit, the object under test is exposed to the testing space and is pressed against the electrical connection zone by the pressing plate so that electromagnetic waves from the object under test are received by the receiver.
    Type: Application
    Filed: April 7, 2021
    Publication date: April 28, 2022
    Applicant: Powertech Technology Inc.
    Inventors: Fu-Hsiang CHANG, Ming-Hsiu HSIEH, Yuan-Jung LU, Shin-Kung CHEN
  • Publication number: 20220130813
    Abstract: A package method of modular stacked semiconductor package is disclosed. A carrier and a plurality of the chip modules are provided. A plurality of redistribution layers are respectively formed in device areas of the carrier. The chip modules are stacked on the corresponding device areas of the carrier and are electrically connected to each other. A molding compound is formed on the redistribution layers on the carrier to encapsulate the chip modules. The carrier is removed to expose the redistribution layers. A plurality of solder balls are formed on the exposed redistribution layers. The molding compound is cut along adjacent edges of the device areas to form a plurality of modular stacked semiconductor packages. Since the chip modules are previously fabricated, connecting quality among the stacked chip modules is enhanced and is not affected by positioning error.
    Type: Application
    Filed: January 15, 2021
    Publication date: April 28, 2022
    Applicant: Powertech Technology Inc.
    Inventors: Yi-hsin Chen, Guang-Ren SHEN, Chia-Jen CHOU
  • Publication number: 20220118631
    Abstract: A head of chip picker is disclosed. The head has a clipping seat and an elastic block. The clipping seat has a body and two arms. The arms are respectively and downwardly extended from two opposite sides of an inner top surface of the body, so a cavity with a wide-top and narrow-bottom shape is constituted among the inner top surface and the arms. The elastic block matches the cavity and is laterally inserted into the cavity. The elastic block is not deformed after inserting into the cavity and provides a flat bottom surface.
    Type: Application
    Filed: February 24, 2021
    Publication date: April 21, 2022
    Applicant: Powertech Technology Inc.
    Inventors: Wu-Yi CHOU, Kun-Chi HSU, Chin-Ta WU, Yung-Chin SHIH, Chin Cheng LIU, Jentung TSENG
  • Publication number: 20220122860
    Abstract: A powder spraying device has a first powder spraying tube and a second powder spraying tube arranged parallelly. The first powder spraying tube has a first opening formed on a bottom thereof. A first gate is mounted moveably on the first opening to selectively cover the first opening. The second powder spraying tube has a second opening formed on a bottom thereof. A second gate is mounted moveably on the second opening to selectively cover the second opening. When the first powder spraying tube and the second powder spraying tube are filled with different plastic particles, the first opening and the second opening are opened and closed at different times to spray different plastic particles so that the specific molding method requirements are met.
    Type: Application
    Filed: March 29, 2021
    Publication date: April 21, 2022
    Applicant: Powertech Technology Inc.
    Inventors: Po-Hung WU, Zun-Huan HUANG
  • Patent number: 11309296
    Abstract: A semiconductor package including a plurality of first chips, a plurality of through silicon vias, a least one insulator, a first circuit structure and a first encapsulant is provided. The first chip electrically connected to the through silicon vias includes a sensing area on a first active surface, a first back surface and a plurality of through holes extending from the first back surface towards the first active surface. The insulator is disposed on the first active surfaces of the first chips. The first circuit structure disposed on the first back surfaces of the first chips and electrically connected to the through silicon vias. The first encapsulant, laterally encapsulating the first chips.
    Type: Grant
    Filed: November 19, 2019
    Date of Patent: April 19, 2022
    Assignee: Powertech Technology Inc.
    Inventors: Nan-Chun Lin, Hung-Hsin Hsu, Shang-Yu Chang Chien, Wen-Hsiung Chang
  • Patent number: 11302539
    Abstract: A method for packaging a semiconductor device includes the steps of: disposing a wafer on a first carrier plate; attaching a second carrier plate to a side of the first carrier plate opposite to the wafer; disposing a chip unit on a side of the wafer opposite to the first carrier plate; and covering the wafer and the chip unit with an encapsulation layer. A semiconductor packaging structure is also disclosed.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: April 12, 2022
    Assignee: Powertech Technology Inc.
    Inventors: Tsung-Han Chiang, Chun-Te Lin
  • Patent number: 11300636
    Abstract: A testing device includes a measuring unit, a testing board supporting the measuring unit and connected to the measuring unit, and a connecting interface coupled to the testing board. The connecting interface includes connecting terminals protruding in a direction away from the testing board, and is connected to a device under test (DUT) via the connecting terminals. When the DUT is connected to the connecting interface, the measuring unit supplies a constant electric current via the testing board and the connecting interface to the DUT for a preset duration to result in a voltage, measures the voltage, and determines, based on a result of measurement of the voltage, an electrical connection status of the DUT.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: April 12, 2022
    Assignee: Powertech Technology Inc.
    Inventor: Jian-Yu Ciou
  • Patent number: 11296041
    Abstract: An integrated antenna package structure including a chip package and an antenna device is provided. The antenna device is disposed on the chip package. The chip package includes a chip, an encapsulant, a circuit layer, and a conductive connector. The encapsulant at least directly covers the back side of the chip. The circuit layer is disposed under the encapsulant and electrically connected to the chip. The conductive connector penetrates the encapsulant and is electrically connected to the circuit layer. The antenna device includes a dielectric body, a coupling layer, and an antenna layer. The dielectric body has a first dielectric surface and a second dielectric surface opposite to the first dielectric surface. The coupling layer is disposed on the second dielectric surface of the dielectric body. The antenna layer is disposed on the first dielectric surface of the dielectric body. The antenna layer is electrically connected to the conductive connector.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: April 5, 2022
    Assignee: Powertech Technology Inc.
    Inventors: Shang-Yu Chang Chien, Hung-Hsin Hsu, Nan-Chun Lin
  • Publication number: 20220102232
    Abstract: A semiconductor packaging structure includes a substrate, a wiring layer, a mask layer, and a sealing layer. The substrate has an effective region and a dummy region surrounding the effective region. The wiring layer is disposed on the effective and dummy regions, and is formed with a predetermined pattern including spaced-apart protrusions to define at least one cavity partially exposing the dummy region. The mask layer covers the wiring layer, and is formed with a through hole to communicate in space with the cavity. The through hole is smaller in size than the cavity, and cooperates with the cavity to form an accommodating space. The sealing layer covers the mask layer, and includes an engaging element filling the accommodating space and adhering to the substrate.
    Type: Application
    Filed: May 12, 2021
    Publication date: March 31, 2022
    Applicant: Powertech Technology Inc.
    Inventors: Shun-Ming YU, Han-Ming CHU
  • Publication number: 20220097891
    Abstract: A manual labeling device is disclosed. The manual labeling device has a platform, a plurality of positioning elements and a pivoting device. The platform has a labeling area. The positioning elements are mounted on the platform and around the labeling area. The pivoting device is pivotally mounted on one side of the platform and has a pivot shaft and a pivot arm. The operator manually places one product in the labeling area of the platform and the product is fixed in the labeling area by the positioning elements. The operator only pivots the pivot arm and the pivot arm directly aligns with the labeling area. Therefore, it does not take times to align the tool and the labeling area before attaching the label and the label attaching task is simplified to increase the productivity and quality of labeling (units per hour; UPH).
    Type: Application
    Filed: March 30, 2021
    Publication date: March 31, 2022
    Applicant: Powertech Technology Inc.
    Inventors: Yen Yu CHEN, Shin-Kung CHEN, Yuan-Jung LU, Hsing-Fu PENG
  • Patent number: 11289401
    Abstract: A semiconductor package and a manufacturing method thereof are provided. The semiconductor package includes a semiconductor die, an encapsulant, a redistribution layer, a polymer pattern and a heat dissipation structure. The semiconductor die has conductive pads at its active side, and is laterally encapsulated by the encapsulant. The redistribution layer is disposed at the active side of the semiconductor die, and spans over a front surface of the encapsulant. The redistribution layer is electrically connected with the conductive pads. The polymer pattern is disposed at a back surface of the encapsulant that is facing away from the front surface of the encapsulant. The semiconductor die is surrounded by the polymer pattern. The heat dissipation structure is in contact with a back side of the semiconductor die that is facing away from the active side, and extends onto the polymer pattern.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: March 29, 2022
    Assignee: Powertech Technology Inc.
    Inventor: Kun-Yung Huang