Patents by Inventor Kuei-Pao Chen

Kuei-Pao 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).

  • Patent number: 9029725
    Abstract: A packaged chip detection and classification device includes a rotation unit for transporting a plurality of packaged chips, a packaged chip detection unit, and a packaged chip classification unit. The rotation unit includes a rotary turntable, a plurality of receiving portions formed on the rotary turntable, and a plurality of suction-exhaust openings respectively formed in the receiving portions. Each receiving portion is used to selectively receive at least one of the packaged chips. The packaged chip detection unit includes a packaged chip detection module adjacent to the rotation unit for detecting each packaged chip. The packaged chip classification unit includes a packaged chip classification module adjacent to the rotation unit for classifying the packaged chips. Therefore, the packaged chip detection and classification device can be used to detect and classify no-lead packaged chips by matching the rotation unit, the packaged chip detection unit, and the packaged chip classification unit.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: May 12, 2015
    Assignee: Youngtek Electronics Corporation
    Inventors: Bily Wang, Kuei-Pao Chen, Hsin-Cheng Chen
  • Patent number: 8873920
    Abstract: A light-guiding cover structure includes a top cover unit and a light-guiding unit. The top cover unit has a plurality of receiving spaces formed therein. The light-guiding unit includes a plurality of light-guiding groups, wherein each light-guiding group includes a plurality of optical fiber cables received in the corresponding receiving space, and each optical fiber cable has two opposite ends exposed from the bottom surface of the top cover unit and respectively facing at least one light-emitting device and at least one light-sensing device that have been disposed under the top cover unit. Therefore, the optical fiber cables received in the corresponding receiving space, thus when the light-guiding cover structure is applied to the LED package chip classification system, the aspect of the LED package chip classification system can be enhanced.
    Type: Grant
    Filed: March 21, 2012
    Date of Patent: October 28, 2014
    Assignee: Youngtek Electronics Corporation
    Inventors: Bily Wang, Kuei-Pao Chen, Hsin-Cheng Chen, Cheng-Chin Chiu
  • Patent number: 8710387
    Abstract: An LED package chip classification system includes a rotation unit for transporting a plurality of LED package chips, a chip test unit, and a chip classification unit. The rotation unit includes a rotary turntable, a plurality of receiving portions formed on the rotary turntable, and a plurality of suction-exhaust dual-purpose openings respectively disposed in the receiving portions. Each LED package chip has a positive electrode pad and a negative electrode pad disposed on the bottom side thereof. The chip test unit includes a chip test module adjacent to the rotation unit for testing each LED package chip. The chip classification unit includes a plurality of chip classification modules adjacent to the rotation unit for classifying the LED package chips. Therefore, the LED package chips can be classified by matching the rotation unit, the chip test unit, and the chip classification unit.
    Type: Grant
    Filed: August 5, 2011
    Date of Patent: April 29, 2014
    Assignee: Youngtek Electronics Corporation
    Inventors: Bily Wang, Kuei-Pao Chen, Hsin-Cheng Chen
  • Patent number: 8686310
    Abstract: A packaged chip detection and classification device includes a rotation unit for transporting a plurality of packaged chips, a packaged chip detection unit, and a packaged chip classification unit. The rotation unit includes a rotary turntable, a plurality of receiving portions formed on the rotary turntable, and a plurality of suction-exhaust openings respectively formed in the receiving portions. Each receiving portion is used to selectively receive at least one of the packaged chips. The packaged chip detection unit includes a packaged chip detection module adjacent to the rotation unit for detecting each packaged chip. The packaged chip classification unit includes a packaged chip classification module adjacent to the rotation unit for classifying the packaged chips. Therefore, the packaged chip detection and classification device can be used to detect and classify no-lead packaged chips by matching the rotation unit, the packaged chip detection unit, and the packaged chip classification unit.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: April 1, 2014
    Assignee: Youngtek Electronics Corporation
    Inventors: Bily Wang, Kuei-Pao Chen, Hsin-Cheng Chen
  • Publication number: 20140048457
    Abstract: A packaged chip detection and classification device includes a rotation unit for transporting a plurality of packaged chips, a packaged chip detection unit, and a packaged chip classification unit. The rotation unit includes a rotary turntable, a plurality of receiving portions formed on the rotary turntable, and a plurality of suction-exhaust openings respectively formed in the receiving portions. Each receiving portion is used to selectively receive at least one of the packaged chips. The packaged chip detection unit includes a packaged chip detection module adjacent to the rotation unit for detecting each packaged chip. The packaged chip classification unit includes a packaged chip classification module adjacent to the rotation unit for classifying the packaged chips. Therefore, the packaged chip detection and classification device can be used to detect and classify no-lead packaged chips by matching the rotation unit, the packaged chip detection unit, and the packaged chip classification unit.
    Type: Application
    Filed: October 18, 2013
    Publication date: February 20, 2014
    Applicant: YOUNGTEK ELECTRONICS CORPORATION
    Inventors: Bily WANG, Kuei-Pao CHEN, Hsin-Cheng CHEN
  • Patent number: 8525524
    Abstract: A multi-track detection system for detecting the appearance of electronic elements includes a rotary module, a feeding module, an unvibrated module, a detection module, and a classification module. The rotary module includes a hollow transparent rotary structure having at least two annular guiding areas on the top surface thereof, and the electronic elements are sequentially arranged on the two annular guiding area. The feeding module has two V-shaped feeding grooves for guiding the electronic elements. The unvibrated module includes an unvibrated guiding block having two V-shaped unvibrated guiding grooves respectively communicated with the two V-shaped feeding grooves and respectively corresponding to the two annular guiding areas.
    Type: Grant
    Filed: June 27, 2011
    Date of Patent: September 3, 2013
    Assignee: Youngtek Electronics Corporation
    Inventors: Bily Wang, Kuei-Pao Chen, Hsin-Cheng Chen, Ren-Chun Ni
  • Patent number: 8519458
    Abstract: A light-emitting element detection and classification device includes a rotation unit for transporting a plurality of light-emitting elements, a chip detection unit, and a chip classification unit. The rotation unit includes at least one rotary turntable, a plurality of receiving portions formed on the rotary turntable, and a plurality of suction-exhaust dual-purpose openings respectively disposed in the receiving portions, each receiving portion selectively receives at least one of the light-emitting elements. Each light-emitting element is an LED package chip having a positive electrode pad and a negative electrode pad disposed on the bottom side thereof. The chip detection unit includes at least one chip detection module adjacent to the rotation unit for detecting each light-emitting element. The chip classification unit includes at least one chip classification module adjacent to the rotation unit for classifying the LED package chips that have been detected by the at least one chip detection module.
    Type: Grant
    Filed: July 13, 2011
    Date of Patent: August 27, 2013
    Assignee: Youngtek Electronics Corporation
    Inventors: Bily Wang, Kuei-Pao Chen, Hsin-Cheng Chen
  • Publication number: 20130163922
    Abstract: A light-guiding cover structure includes a top cover unit and a light-guiding unit. The top cover unit has a plurality of receiving spaces formed therein. The light-guiding unit includes a plurality of light-guiding groups, wherein each light-guiding group includes a plurality of optical fiber cables received in the corresponding receiving space, and each optical fiber cable has two opposite ends exposed from the bottom surface of the top cover unit and respectively facing at least one light-emitting device and at least one light-sensing device that have been disposed under the top cover unit. Therefore, the optical fiber cables received in the corresponding receiving space, thus when the light-guiding cover structure is applied to the LED package chip classification system, the aspect of the LED package chip classification system can be enhanced.
    Type: Application
    Filed: March 21, 2012
    Publication date: June 27, 2013
    Applicant: YOUNGTEK ELECTRONICS CORPORATION
    Inventors: BILY WANG, KUEI-PAO CHEN, HSIN-CHENG CHEN, CHENG-CHIN CHIU
  • Publication number: 20130015372
    Abstract: A light-emitting element detection and classification device includes a rotation unit for transporting a plurality of light-emitting elements, a chip detection unit, and a chip classification unit. The rotation unit includes at least one rotary turntable, a plurality of receiving portions formed on the rotary turntable, and a plurality of suction-exhaust dual-purpose openings respectively disposed in the receiving portions, each receiving portion selectively receives at least one of the light-emitting elements. Each light-emitting element is an LED package chip having a positive electrode pad and a negative electrode pad disposed on the bottom side thereof. The chip detection unit includes at least one chip detection module adjacent to the rotation unit for detecting each light-emitting element. The chip classification unit includes at least one chip classification module adjacent to the rotation unit for classifying the LED package chips that have been detected by the at least one chip detection module.
    Type: Application
    Filed: July 13, 2011
    Publication date: January 17, 2013
    Applicant: YOUNGTEK ELECTRONICS CORPORATION
    Inventors: BILY WANG, KUEI-PAO CHEN, HSIN-CHENG CHEN
  • Publication number: 20120285869
    Abstract: An LED package chip classification system includes a rotation unit for transporting a plurality of LED package chips, a chip test unit, and a chip classification unit. The rotation unit includes a rotary turntable, a plurality of receiving portions formed on the rotary turntable, and a plurality of suction-exhaust dual-purpose openings respectively disposed in the receiving portions. Each LED package chip has a positive electrode pad and a negative electrode pad disposed on the bottom side thereof The chip test unit includes a chip test module adjacent to the rotation unit for testing each LED package chip. The chip classification unit includes a plurality of chip classification modules adjacent to the rotation unit for classifying the LED package chips. Therefore, the LED package chips can be classified by matching the rotation unit, the chip test unit, and the chip classification unit.
    Type: Application
    Filed: August 5, 2011
    Publication date: November 15, 2012
    Applicant: YOUNGTEK ELECTRONICS CORPORATION
    Inventors: BILY WANG, KUEI-PAO CHEN, HSIN-CHENG CHEN
  • Publication number: 20120249156
    Abstract: A multi-track detection system for detecting the appearance of electronic elements includes a rotary module, a feeding module, an unvibrated module, a detection module, and a classification module. The rotary module includes a hollow transparent rotary structure having at least two annular guiding areas on the top surface thereof, and the electronic elements are sequentially arranged on the two annular guiding area. The feeding module has two V-shaped feeding grooves for guiding the electronic elements. The unvibrated module includes an unvibrated guiding block having two V-shaped unvibrated guiding grooves respectively communicated with the two V-shaped feeding grooves and respectively corresponding to the two annular guiding areas.
    Type: Application
    Filed: June 27, 2011
    Publication date: October 4, 2012
    Applicant: YOUNGTEK ELECTRONICS CORPORATION
    Inventors: BILY WANG, KUEI-PAO CHEN, HSIN-CHENG CHEN, REN-CHUN NI
  • Publication number: 20120205297
    Abstract: A packaged chip detection and classification device includes a rotation unit for transporting a plurality of packaged chips, a packaged chip detection unit, and a packaged chip classification unit. The rotation unit includes a rotary turntable, a plurality of receiving portions formed on the rotary turntable, and a plurality of suction-exhaust openings respectively formed in the receiving portions. Each receiving portion is used to selectively receive at least one of the packaged chips. The packaged chip detection unit includes a packaged chip detection module adjacent to the rotation unit for detecting each packaged chip. The packaged chip classification unit includes a packaged chip classification module adjacent to the rotation unit for classifying the packaged chips. Therefore, the packaged chip detection and classification device can be used to detect and classify no-lead packaged chips by matching the rotation unit, the packaged chip detection unit, and the packaged chip classification unit.
    Type: Application
    Filed: June 28, 2011
    Publication date: August 16, 2012
    Inventors: Bily WANG, Kuei-Pao CHEN, Hsin-Cheng CHEN
  • Patent number: 8107720
    Abstract: A detection system for detecting appearances of many electronic elements includes a rotary module, a feeding module and a detection module. The rotary module has a base structure and a hollow transparent rotary structure disposed on the base structure. The feeding module is disposed beside one side of the hollow transparent rotary structure in order to sequentially guide the electronic elements to the top surface of the hollow transparent rotary structure. The detection module has a plurality of detection units sequentially disposed around the hollow transparent rotary structure. Each detection unit is composed of an image-sensing element for sensing the electronic elements, an image-capturing element for capturing surface images of the electronic elements and a classifying element for classifying the electronic elements.
    Type: Grant
    Filed: May 18, 2009
    Date of Patent: January 31, 2012
    Assignee: Youngtek Electronics Corporation
    Inventors: Bily Wang, Kuei-Pao Chen, Hsin-Cheng Chen, Ming-Hao Chou, Ren-Chun Ni
  • Patent number: 8031930
    Abstract: A testing system for inspecting electronic devices includes a first transparent disk, a first image capturing unit disposed under the first transparent disk, a second disk disposed next to the first transparent disk, a guiding unit disposed on adjacent area between the transparent disk and the second disk, and a plurality of second image capturing units disposed around the second disk. A plurality of electronic devices is continuingly supplied onto the first transparent disk and the first image capturing unit is used for capturing the images of the bottom surfaces of the electronic devices. Then, the electronic devices are guided to the second disk via the guiding unit and the second image capturing units are used for capturing the images of other surfaces of the electronic devices. A testing method for electronic devices is further disclosed.
    Type: Grant
    Filed: September 30, 2008
    Date of Patent: October 4, 2011
    Assignee: Youngtek Electronics Corporation
    Inventors: Bily Wang, Kuei-Pao Chen, Hsin-Cheng Chen, Ming-Hao Chou
  • Patent number: 7898663
    Abstract: A uniform light generating system for testing an image-sensing device includes a light-generating unit, a light-transmitting unit, a light-diffusing unit, and a lens unit. The light-generating unit has a substrate and a plurality of light-emitting elements electrically disposed on the substrate. The light-transmitting unit has one side communicated with the light-generating unit for receiving and uniformizing light beams projected from the light-emitting elements. The light-diffusing unit has one side disposed on the other side of the light-transmitting unit for receiving and diffusing the light beams that have passed through the light-transmitting unit. The lens unit is disposed on the other side of the light-diffusing unit for transmitting the light beams that have passed through the light-diffusing unit to the image-sensing device.
    Type: Grant
    Filed: September 30, 2008
    Date of Patent: March 1, 2011
    Assignee: Youngtek Electronics Corporation
    Inventors: Bily Wang, Kuei-Pao Chen, Chih-Ming Wang
  • Publication number: 20100290664
    Abstract: A detection system for detecting appearances of many electronic elements includes a rotary module, a feeding module and a detection module. The rotary module has a base structure and a hollow transparent rotary structure disposed on the base structure. The feeding module is disposed beside one side of the hollow transparent rotary structure in order to sequentially guide the electronic elements to the top surface of the hollow transparent rotary structure. The detection module has a plurality of detection units sequentially disposed around the hollow transparent rotary structure. Each detection unit is composed of an image-sensing element for sensing the electronic elements, an image-capturing element for capturing surface images of the electronic elements and a classifying element for classifying the electronic elements.
    Type: Application
    Filed: May 18, 2009
    Publication date: November 18, 2010
    Inventors: Bily Wang, Kuei-Pao Chen, Hsin-Cheng Chen, Ming-Hao Chou, Ren-Chun Ni
  • Patent number: 7800841
    Abstract: An optical object distance simulation device for reducing total optical path includes: a lens, an achromatic lens set, a first image lens, and a second image lens. The achromatic lens set disposes beside one side of the lens, the first image lens disposes beside one side of the achromatic lens set, and the second image lens disposes beside one side of the first image lens. The achromatic lens set is composed of a first lens and a second lens. The first lens is a double-concave lens. The second lens is a double-convex lens. One concave face of the double-concave tightly contacts with one convex face of the double-convex lens. Therefore, the lens, the achromatic lens set, the first image lens, and the second image lens match with each other in order to simulate real object distance for reducing an object distance between a test camera lens and a corresponding chart.
    Type: Grant
    Filed: September 29, 2008
    Date of Patent: September 21, 2010
    Assignee: Youngtek Electronics Corporation
    Inventors: Bily Wang, Kuei-Pao Chen, Chih-Ming Wang, Jui-Wen Pan
  • Publication number: 20100166290
    Abstract: A die defect inspecting system with a die defect inspecting function includes a wafer-positioning module, an image-capturing module, a die-sucking module, a die defect analyzing module, a die-classifying module and a control module. The image-capturing module is disposed beside one side of the wafer-positioning module in order to capture an image of each die. The die-sucking module is disposed above the wafer-positioning module and the image-capturing module in order to suck each die from the wafer-positioning module to a position above the image-capturing module for capturing a back image of a back surface of each die. The die defect analyzing module is electrically connected to the image-capturing module in order to judge whether the back image of the back surface of each die passes inspection standard.
    Type: Application
    Filed: June 23, 2009
    Publication date: July 1, 2010
    Inventors: Bily Wang, Kuei-Pao Chen, Hsin-Cheng Chen, Chien-Chi Huang, Chung-Yi Tsai
  • Publication number: 20090251815
    Abstract: A testing system for inspecting electronic devices includes a first transparent disk, a first image capturing unit disposed under the first transparent disk, a second disk disposed next to the first transparent disk, a guiding unit disposed on adjacent area between the transparent disk and the second disk, and a plurality of second image capturing units disposed around the second disk. A plurality of electronic devices is continuingly supplied onto the first transparent disk and the first image capturing unit is used for capturing the images of the bottom surfaces of the electronic devices. Then, the electronic devices are guided to the second disk via the guiding unit and the second image capturing units are used for capturing the images of other surfaces of the electronic devices. A testing method for electronic devices is further disclosed.
    Type: Application
    Filed: September 30, 2008
    Publication date: October 8, 2009
    Inventors: Bily Wang, Kuei-Pao Chen, Hsin-Cheng Chen, Ming-Hao Chou
  • Publication number: 20090213474
    Abstract: An optical object distance simulation device for reducing total optical path includes: a lens, an achromatic lens set, a first image lens, and a second image lens. The achromatic lens set disposes beside one side of the lens, the first image lens disposes beside one side of the achromatic lens set, and the second image lens disposes beside one side of the first image lens. The achromatic lens set is composed of a first lens and a second lens. The first lens is a double-concave lens. The second lens is a double-convex lens. One concave face of the double-concave tightly contacts with one convex face of the double-convex lens. Therefore, the lens, the achromatic lens set, the first image lens, and the second image lens match with each other in order to simulate real object distance for reducing an object distance between a test camera lens and a corresponding chart.
    Type: Application
    Filed: September 29, 2008
    Publication date: August 27, 2009
    Inventors: Bily Wang, Kuei-Pao Chen, Chih-Ming Wang, Jui-Wen Pan