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. 01, 2005
Filed:
Jun. 27, 2003
Taizo Tomioka, Yokohama, JP;
Ikuo Mori, Kawasaki, JP;
Kenji Ito, Tokyo, JP;
Mutsumi Suematsu, Yokohama, JP;
Yasuhito Saito, Yokohama, JP;
Masayuki Arakawa, Yokohama, JP;
Taizo Tomioka, Yokohama, JP;
Ikuo Mori, Kawasaki, JP;
Kenji Ito, Tokyo, JP;
Mutsumi Suematsu, Yokohama, JP;
Yasuhito Saito, Yokohama, JP;
Masayuki Arakawa, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
An optically coupled semiconductor device according to the present invention comprises a mount electrode and a wire electrode which are formed on a top main face of the first wiring substrate, a light-emitting element is electrically connected to the mount electrode and the wire electrode, a first electrode pad and a second electrode pad which are provided on the top main face of the second wiring substrate in such a manner as to sandwich the opening formed in the second wiring substrate, a photo-receptor element which is arranged in such a manner as to block the opening formed in the second wiring substrate and which is connected to the first electrode pad so as to face the light-emitting element, and a switching element which is connected to the second electrode pad so as to face the wire.