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:
Jun. 22, 1999
Filed:
Feb. 26, 1993
Masami Yamagishi, Yokohama, JP;
Tomoshisa Kohiyama, Yokohama, JP;
Kenichi Wada, Sagamihara, JP;
Takahiro Yamada, Yokohama, JP;
Taminori Tomita, Yokohama, JP;
Masahumi Hino, Hadano, JP;
Tomoharu Maehara, Hadano, JP;
Kuniaki Tabata, hineode-machi, JP;
Makoto Noumi, Kawasaki, JP;
Takanori Miyamoto, Futyu, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A multimedia system capable of readily permitting expansion of its display memory as well as its compression/expansion function and other features as desired. The multimedia system is implemented by an information processing apparatus which includes a controller which controls the apparatus, an extended input/output bus for connecting with the controller, and interface device which interfaces with the extended input/output bus, at least one function extending device which extends the functionality of the controller and a local bus for permitting data exchanges between the interface device and the function extending device.