Mobile phone with digital camera having security function using fingerprint information and registration and authentication control method of the fingerprint by the mobile phone

摘要

It is provided with a camera having a security function using the phone and the fingerprint information and registered fingerprint authentication control method thereof are disclosed. Mobile phone according to the invention is characterized in that it includes a key input unit, the camera unit, a display device, a memory, and a main controller. A command for controlling the operation of the phone is entered by the user key input unit. By adjusting the focus of the camera built-in unit in response to the recording control signal to the automatic photographing lens of a subject and outputs an image signal. The display device in response to the display control signal to display the photographed image on the basis of the video signal to the display without a guide for fingerprint photographing or display. The memory stores the programs and the signals required for the operation of the mobile phone. The main controller in response to a recording signal input to switch to one of a normal shooting mode and the fingerprint recording mode output the display control signal and the recording control signal, and extracts the feature information of the fingerprint when the fingerprint from the image signal recording mode. Mobile phones according to the present invention with the fingerprint registration and authentication control method thereof can be without a sensor for fingerprint recognition of further using a camera including a multifocal lens, because taking a fingerprint, reduced in size, taken there is an advantage to perform the security functions by using the fingerprint image.