License plate recognition apparatus, license plate...

Details License plate recognition apparatus, license plate... License plate recognition apparatus, license plate...

2008-02-28

2011-11-15

Lu, Tom Y (Department: 2624)

Image analysis

Applications

Vehicle or traffic control

C382S104000, C382S229000

Reexamination Certificate

active

08059868

ABSTRACT:
A license plate recognition apparatus includes a detection unit configured to detect a plurality of quadrangles of license plate region candidates from input images, a character recognition unit configured to execute character recognition of a character region included in the license plate region candidate detected, and an output unit configured to select a license plate region candidate to be output from among the plurality of license plate candidates detected by the detection unit based on the character recognition result and information of the quadrangle of the respective license plate region candidates and output information relating to the license plate region candidates selected.

REFERENCES:
patent: 6185338 (2001-02-01), Nakamura
patent: 6754369 (2004-06-01), Sazawa
patent: 61-176808 (1986-08-01), None
patent: 6-215293 (1994-08-01), None
patent: 08-190690 (1996-07-01), None
patent: 9-288795 (1997-11-01), None
patent: 11-073514 (1999-03-01), None
patent: 2003-216958 (2003-07-01), None
patent: 2005-182236 (2005-07-01), None

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