Assisted license plate number input method and device

Abstract

The invention discloses an assisted license plate number input method and device. The method comprises the following steps of: when a vehicle is detected, obtaining a feature image comprising a license plate number of the vehicle; obtaining data of a province city having a preset distance with the current geographic position of the vehicle, and obtaining a reference province abbreviation corresponding to the license plate according to the data of the province city; displaying the feature image and a license plate number input box in a display area of an input terminal, displaying a virtual keydedicated license plate keyboard having the reference province abbreviation and corresponding to a reference province city abbreviation of the province to which the current geographic position belongs, and highlighting the reference province abbreviation to which the current geographic position of the vehicle; and when a user touch operation is received at the virtual dedicated license plate keyboard, obtaining a province abbreviation touched by the user, and adjusting the layout of the dedicated license plate keyboard on the basis of the province abbreviation touched by the user. The methodand device are capable of improving the license plate number input efficiency of users.

Description

technical field [0001] The invention relates to the field of information input, in particular to a method and device for auxiliary input of a license plate number. Background technique [0002] In places where there are many vehicles coming in and out, such as parking lots and toll booths, etc., the staff need to input the license plate number for query; the existing license plate number input methods include obtaining vehicle characteristic images, using vehicle characteristic images for license plate number recognition, or using computers. Carry out the license plate number input, there will be a way of recording the license plate number by handwriting in a few places. [0003] However, by obtaining vehicle characteristic images, the accuracy of license plate number recognition using vehicle feature images is unstable, and the hardware cost is relatively high. Using a computer to input license plate numbers requires people to be familiar with computer operations, and occas...

AI Technical Summary

Problems solved by technology

[0003] However, by obtaining vehicle characteristic images, the accuracy of license plate number recognition using vehicle characteristic images is unstable, and the hardware cost is relatively high. Using a computer to input license plate numbers requires people to be familiar with computer operations, and occasionally it is inconvenient to carry. Completely handwritten records The way of license plate number, the efficiency of inputting the license plate number is low, and it is not suitable for occasions where there are many vehicles entering and exiting

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