Panasonic Corporation

Panasonic Intellectual Property Management Co., Ltd.

Masaki Igarashi

Kouji Miura

Ryuichi Okamoto

Katsumi Tokuda

Tohru Nakahara

Masaya Yamamoto

When a secure counter malfunction detection unitdeters a malfunction in a secure counter, a content playability judgment unitperforms a content playability judgment based on information managed by a malfunctioning-state playback processing management unit. The malfunctioning-state playback processing management unitstores a malfunctioning-state playback condition composed of information such as a playback count and a playback time. The content playability judgment unitjudges that content is playable when the malfunctioning-state playback condition is met, and a content playback unitsplays the content.

Content reproducing device and content reproducing method

Content reproducing device and content preproducing method

A contents using device (or a terminal device)is composed of: a license processing unitwhich judges, on the basis of a usage rule of a license, whether or not the content is available; a content reproduction unitwhich uses the content judged by the terminal deviceto be available; a restriction unit (or a content reproduction unit) which restricts the license corresponding to the contents from being used by another source by reason that the license is currently in use, for a time period between a start and a normal end of the content usage by the content reproduction unit; an event detection unitwhich detects a predetermined event that occurs between the start and the normal end of the content usage and that forcefully aborts the content usage; a restriction-relaxation necessity judgment unit (or a recovery/penalty judgment unit)which judges whether or not the predetermined event is against an intention of a user; and a restriction relaxation unit (or a license recovery unit)which relaxes the restriction on the content usage when the recovery/penalty judgment unitjudges that the predetermined event is against the intention of the user.

Contents using device, and contents using method

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Osaka, Japan

Masaki Igarashi