Patents by Inventor Chae-Duck Lim

Chae-Duck Lim 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).

  • Publication number: 20040199390
    Abstract: A low power audio processor is disclosed which includes a bit stream processing unit for performing bit processing for an applied audio stream and for decoding the bit processed audio stream to have a format conducive to digital signal processing; a digital signal processing unit for receiving the decoded data from the bit stream processing unit to perform digital signal processing; a post processing unit for post processing audio data from the digital signal processing unit to output final audio data; and a host interface unit for interfacing with an external device to provide an audio parallel stream from the external device to the bit stream processing unit.
    Type: Application
    Filed: April 22, 2004
    Publication date: October 7, 2004
    Applicant: HYUNDAI ELECTRONICS INDUSTRIES CO., LTD.
    Inventor: Chae-Duck Lim
  • Patent number: 6741961
    Abstract: A low power audio processor is disclosed which includes: a bit stream processing unit for performing bit processing for an applied audio stream and for decoding the bit processed audio stream to have a format conducive to digital signal processing; a digital signal processing unit for receiving the decoded data from the bit stream processing unit to perform digital signal processing; a post processing unit for post processing audio data from the digital signal processing unit to output final audio data; and a host interface unit for interfacing with an external device to provide an audio parallel stream from the external device to the bit stream processing unit.
    Type: Grant
    Filed: March 14, 2001
    Date of Patent: May 25, 2004
    Assignee: Hyundai Electronics Industries Co., Ltd.
    Inventor: Chae-Duck Lim
  • Publication number: 20020022958
    Abstract: A low power audio processor is disclosed which includes a bit stream processing unit for performing bit processing for an applied audio stream and for decoding the bit processed audio stream to have a format conducive to digital signal processing; a digital signal processing unit for receiving the decoded data from the bit stream processing unit to perform digital signal processing; a post processing unit for post processing audio data from the digital signal processing unit to output final audio data; and a host interface unit for interfacing with an external device to provide an audio parallel stream from the external device to the bit stream processing unit.
    Type: Application
    Filed: March 14, 2001
    Publication date: February 21, 2002
    Inventor: Chae-Duck Lim