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.:

US 9140783 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 22, 2015

Filed:

Jun. 17, 2010
Applicant:

Kentaro Isoda, Tokyo, JP;

Inventor:

Kentaro Isoda, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 7/28 (2006.01); G01S 7/285 (2006.01); G01S 13/02 (2006.01); G01S 13/10 (2006.01); G01S 13/34 (2006.01); G01S 13/58 (2006.01); G01S 7/35 (2006.01); G01S 13/24 (2006.01);
U.S. Cl.
CPC ...
G01S 13/58 (2013.01); G01S 7/28 (2013.01); G01S 7/285 (2013.01); G01S 7/352 (2013.01); G01S 13/24 (2013.01); G01S 13/34 (2013.01); G01S 13/0209 (2013.01); G01S 13/10 (2013.01); G01S 13/582 (2013.01); G01S 2007/356 (2013.01);
Abstract

In a radar device, a wide band filter unit suppresses unnecessary components contained in a reception signal subjected to frequency conversion by a frequency conversion unit. The wide band filter unit has frequency characteristics for performing filtering so that isolation between transmitting and receiving becomes a desired level or lower. Although the wide band filter unit has an increased noise power compared to a matched filter, the wide band filter performs the filtering so as not to round a pulse waveform.


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