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. 25, 2000
Filed:
Mar. 31, 1998
Applicant:
Inventors:
Michihiro Komatsu, Soma, JP;
Akira Takayama, Soma, JP;
Assignee:
Alps Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ; H04N / ;
U.S. Cl.
CPC ...
348725 ; 348726 ; 348641 ;
Abstract
A digital television broadcast receiver comprising a digital signal demodulator, wherein the frequency of an intermediate frequency signal is made higher than the maximum frequency of any received signal, the intermediate frequency signal being demodulated by the digital signal demodulator, whereby interference attributable to a carrier signal from an oscillator of the demodulator is suppressed during demodulation.