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:
Sep. 06, 1983
Filed:
Oct. 24, 1980
Kunio Seki, Hinode, JP;
Ritsuji Takeshita, Hino, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A semiconductor integrated circuit device for an amplifier circuit including a semiconductor substrate in which an audio amplifier circuit is formed in an integrated circuit form, at least one first wire bonding pad which is formed on said semiconductor substrate to ground said audio amplifier circuit, and an externally connecting terminal which is provided being separated away from said semiconductor substrate and which is electrically connected to said first wire bonding pad via a metal wire, wherein the improvement comprises a wire bonding pad for the substrate which is formed on said semiconductor substrate being separated away from said first wire bonding pad, and which grounds said semiconductor substrate, and a metallic connector wire which electrically connects said wire bonding pad for the substrate to said externally connecting terminal.