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:
Feb. 22, 2005
Filed:
Jan. 18, 2000
Akihiro Tatsuta, Kyoto, JP;
Shotaro Tanaka, Katano, JP;
Koji Arii, Takatsuki, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A transmitting and receiving apparatus including a modulating circuit for modulating an input digital data; a first frequency converting circuit for converting a signal output from the modulating circuit into a signal of a predetermined frequency, an amplifying/branching circuit for amplifying and branching a signal output from the first frequency converting circuit; a second frequency converting circuit for converting a signal output from the amplifying branching circuit, into a signal of a predetermined frequency; and a demodulating circuit for demodulating digital data from a signal output from the second frequency converting circuit.