| 摘要 |
PROBLEM TO BE SOLVED: To provide a home network relaying device exhibiting a high cost-performance by which higher priority needs of an average family of near future: TV reception, viewing of content distributing media such as DVD's and viewing of electronically distributed pay contents such as VOD (Video On Demand) contents can be satisfied by an existing large-scaled TV set, because large-scaled TV sets actually on sale, typified by those with PDP, LCD or the like, have no function of wireless connection which is necessary for home network and satisfies copyright protection specifications and can not establish a wireless connection with other audio-video equipment which will appear in near future, though they are very expensive. SOLUTION: An image signal extension device in multiple systems, a sound signal extension device and a decryption apparatus in multiple systems which will be indispensable to a next-generation DVD player are used for both reproduction image information from a next-generation content distributing media, and image information of compressed image signals received wirelessly. In this way, the function of home network relay is provided. COPYRIGHT: (C)2006,JPO&NCIPI
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