Invention Grant
- Patent Title: System and method for automatic real-time localization of license plate of vehicle from plurality of images of the vehicle
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Application No.: US17041856Application Date: 2019-03-26
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Publication No.: US11501543B2Publication Date: 2022-11-15
- Inventor: Sudeb Das , Apurba Gorai , Tinku Acharya
- Applicant: VIDEONETICS TECHNOLOGY PRIVATE LIMITED
- Applicant Address: IN Kolkata
- Assignee: VIDEONETICS TECHNOLOGY PRIVATE LIMITED
- Current Assignee: VIDEONETICS TECHNOLOGY PRIVATE LIMITED
- Current Assignee Address: IN Kolkata
- Agency: Pearl Cohen Zedek Latzer Baratz LLP
- Priority: IN201831007208 20180326
- International Application: PCT/IN2019/050244 WO 20190326
- International Announcement: WO2019/186583 WO 20191003
- Main IPC: G06V20/62
- IPC: G06V20/62 ; G06T7/13 ; G06T3/60 ; G06V10/30 ; G06V10/44

Abstract:
The present invention discloses a system and a method for language independent automatic license plate localization by analysis of plurality of images in real-time under day-light condition without using any external light. In one embodiment, the system can work without any spatiality constraints and/or demographic considerations without any restriction on jurisdiction and can effectively localize license plates (LPs) of any type consisting of alpha-numeric characters and symbols. In other embodiment, methods for search-space reduction system based on motion-based filtration and LPs localization based on edge-active-region filtration with high frame-per-second (FPS) throughput are described. In another embodiment, a dual-binarization scheme is described for color invariant LP localization.
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