Patents by Inventor HUNG-LUN CHIANG

HUNG-LUN CHIANG 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).

  • Device and method for testing disc player
    Patent number: 8750086
    Abstract: A test method includes the steps of providing a test optical disc stored data that is reproduced to display a plurality of images having a plurality of single colors, the plurality of single colors comprising a plurality of first single colors; providing a first timer that begins counting for a first predetermined time when the disc player begins to read the test optical disc; displaying test images according to the video signals generated by the disc player that read the test optical disc. The test method further includes the steps of detecting the color of the test images, determining whether the currently detected color is substantially the same as one of the first single colors after the first timer has timed out; determining that the read performance of the disc player is unsatisfactory if the currently detected color is substantially the same as one of first single colors.
    Type: Grant
    Filed: June 7, 2013
    Date of Patent: June 10, 2014
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Xiao-Li Wang, Hai-Feng Zhang, Hung-Lun Chiang, Bing Zhou, Jun Liu, Na Liang
  • TESTING DEVICE AND STORAGE MEDIUM WITH TESTING FUNCTION, AND TESTING METHOD
    Publication number: 20140060288
    Abstract: A testing device for testing timbre of a disc player is provided. The testing device may be contained in a computer, or test equipment. The testing device is electronically connected to the disc player for receiving audio signals from the disc player, and analyzing the audio signals to obtain at least one test value for determining the timbre of the disc player. A testing method applied in the testing device is also provided.
    Type: Application
    Filed: August 23, 2013
    Publication date: March 6, 2014
    Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO.
    Inventors: XIAO-LI WANG, HAI-FENG ZHANG, HUNG-LUN CHIANG, JUN LIU
  • DEVICE AND METHOD FOR TESTING DISC PLAYER
    Publication number: 20130329538
    Abstract: A test method includes the steps of providing a test optical disc stored data that is reproduced to display a plurality of images having a plurality of single colors, the plurality of single colors comprising a plurality of first single colors; providing a first timer that begins counting for a first predetermined time when the disc player begins to read the test optical disc; displaying test images according to the video signals generated by the disc player that read the test optical disc. The test method further includes the steps of detecting the color of the test images, determining whether the currently detected color is substantially the same as one of the first single colors after the first timer has timed out; determining that the read performance of the disc player is unsatisfactory if the currently detected color is substantially the same as one of first single colors.
    Type: Application
    Filed: June 7, 2013
    Publication date: December 12, 2013
    Inventors: XIAO-LI WANG, HAI-FENG ZHANG, HUNG-LUN CHIANG, BING ZHOU, JUN LIU, NA LIANG