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.

Date of Patent:
Dec. 06, 2016

Filed:

Feb. 07, 2014
Applicant:

Panasonic Corporation, Osaka, JP;

Inventors:

Tadashi Morita, Kanagawa, JP;

Takaaki Kishigami, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 7/02 (2006.01); G01S 7/282 (2006.01); G01S 13/87 (2006.01); G01S 13/02 (2006.01); G01S 13/28 (2006.01);
U.S. Cl.
CPC ...
G01S 7/02 (2013.01); G01S 7/023 (2013.01); G01S 7/282 (2013.01); G01S 13/02 (2013.01); G01S 13/284 (2013.01); G01S 13/87 (2013.01);
Abstract

Respective sector radars generate first and second transmission signals by multiplying any one Spano code sequence and any one orthogonal code sequence, selected among 2first and second Spano code sequences which are different from each other and 2first and second orthogonal code sequences which are different from each other, in a predetermined order in each transmission period, where N is an integer of 1 or greater. Respective sector radars convert the first and second transmission signals into first and second high frequency signals, and transmit the first and second high frequency signals through first and second transmission antennas. The 2first orthogonal code sequences and the 2second orthogonal code sequences used in the respective sector radars are orthogonal over transmission periods of M multiples of 2, where M is an integer of 2 or greater.


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