Title:
データ再生装置、映像表示装置、それらを用いたソフトウェア更新システムおよびソフトウェア更新方法
Document Type and Number:
Japanese Patent JP4283806
Kind Code:
B2
Abstract:
An MPEG decoder IC in a DVD reproduction apparatus decodes update software read from a CD-ROM, and a transmission signal conversion IC transmits the decoded update software to a television receiver via data lines, utilizing InfoFrames in supplemental data. A microprocessor in the DVD reproduction apparatus indicates a software update to a microprocessor in the television receiver. Software for the microprocessor is stored in a memory of the television receiver. The microprocessor updates the software in the memory using the update software received by a reception signal conversion IC.
Inventors:
Toru Sasabe
Application Number:
JP2005505211A
Publication Date:
June 24, 2009
Filing Date:
March 30, 2004
Export Citation:
Assignee:
Panasonic Corporation
International Classes:
G06F11/00; H04N5/44; H04N5/775; H04N7/173; H04N17/04; H04N21/81
Domestic Patent References:
| JP2000115650A | ||||
| JP2003250101A | ||||
| JP2003534676A | ||||
| JP10164446A | ||||
| JP2004524719A | ||||
| JP2003009059A | ||||
| JP2002074852A |
Attorney, Agent or Firm:
Yoshito Fukushima