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:
Jul. 17, 2007
Filed:
Jun. 30, 2004
Masahiko Inamori, Ibaraki, JP;
Tsunehiro Takagi, Nagaokakyo, JP;
Masao Nakayama, Ritto, JP;
Kaname Motoyoshi, Nishinomiya, JP;
Masahiko Inamori, Ibaraki, JP;
Tsunehiro Takagi, Nagaokakyo, JP;
Masao Nakayama, Ritto, JP;
Kaname Motoyoshi, Nishinomiya, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
Provided are: at least one or more series variable resistors implemented by field effect transistors connected to a signal line A; and at least one or more shunt variable resistors implemented by field effect transistors connected between a signal outputting section A and a reference potential section GND. Further provided are: at least one or more series variable resistors implemented by field effect transistors connected to a signal line B arranged in parallel to the signal line A; and at least one or more shunt variable resistors implemented by field effect transistors connected between a signal outputting section B and a reference potential section GND.