The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 18, 2001
Filed:
Oct. 15, 1999
Applicant:
Inventor:
Sang-Hun Lee, Seoul, KR;
Assignee:
IDS Corporation, Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04H 9/00 ;
U.S. Cl.
CPC ...
H04H 9/00 ;
Abstract
Disclosed is a MP3 car player which prevents a compact disk (CD) player equipped in a car from discontinuing playing of a CD as a result of bumpy road conditions, etc., is able to use both conventional CDs and MP3 CD-ROMs, and compresses and decompresses audio data at a high compression ratio to enable the recording of 150˜200 songs in a single CD-ROM without the loss of sound quality, thereby making use of the expensive CD changer unnecessary. The present invention comprises a file type detector, an MP3 file input unit, a peripheral interface unit, a controller unit, an MP3 decoder, and a digital/analog converter.