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:
Mar. 18, 1997
Filed:
Aug. 16, 1993
Makoto Sakai, Tokyo, JP;
Koichi Dewa, Tokyo, JP;
Hiroyuki Tsukada, Tokyo, JP;
Keiichi Uehara, Tokyo, JP;
Tohru Mamata, Tokyo, JP;
Yasuhiro Nishino, Tokyo, JP;
Hiroyuki Oda, Tokyo, JP;
Kabushiki Kaisha Toshiba, Kanagawa-ken, JP;
Abstract
Dedicated registers are arranged in a status LCD control gate array connected to a system bus, and the dedicated registers or register group and a keyboard controller are connected through a keyboard interface bus. The keyboard controller has two ports for communicating with a CPU. The keyboard controller transfers existing commands released to an application program or the like and transmits normal key data through the system bus. The keyboard controller transmits hot key data and transfers a command for realizing any other special function through the keyboard interface bus and the dedicated registers.