초록 ▼

An apparatus for controlling a focus position for a digital still camera allows a user to take a picture with a certain focused position by moving a focus to a desirable position of the subject. The apparatus comprises a display unit for displaying an image corresponding to a mark representing the f

An apparatus for controlling a focus position for a digital still camera allows a user to take a picture with a certain focused position by moving a focus to a desirable position of the subject. The apparatus comprises a display unit for displaying an image corresponding to a mark representing the focus position, a switch unit and a touch screen for moving the mark on the display unit. The touch screen covers an active area of the display unit. The apparatus further comprises a focus controller for controlling to focus on a position of the subject corresponding the mark moved by the switch or the touch screen.

대표청구항 ▼

1. An apparatus for controlling a focus position, comprising:a display screen displaying an image corresponding to a subject and a mark representing the focus position on the image;a touch screen allowing a user to relocate the mark on the display screen;a first memory unit storing image data corres

1. An apparatus for controlling a focus position, comprising:a display screen displaying an image corresponding to a subject and a mark representing the focus position on the image;a touch screen allowing a user to relocate the mark on the display screen;a first memory unit storing image data corresponding the entire image;a focus control unit generating an address of the image data stored in the first image storage corresponding to a coordinates of the relocated focus position, processing the image data to set the focus position on a position of the subject corresponding to the relocated mark, and compressing the image data having the focus position set on the relocated mark; anda second memory unit storing the compressed image data.2. The apparatus of claim 1, wherein the focus control unit calculates the focus position by processing image data corresponding to the mark moved by the touch screen.3. A digital still camera, comprising:a display unit showing an image corresponding to a subject and a mark representing a focus position on the image;a first image storage storing image data corresponding to the entire image;a touch screen allowing a user to relocate the mark on the display unit means;a focus control unit generating an address of the image data stored in the first image storage corresponding to a coordinates of the relocated focus position, processing the image data to set the focus position on a position of the subject corresponding to the relocated mark, and compressing the image data having the focus position set on the relocated mark; anda second image storage storing the compressed image data.4. The digital sill camera of claim 3, wherein the display unit comprises a display screen showing the image and the mark.5. The digital still camera of claim 3, wherein the touch screen is established on a camera body.6. The digital still camera of claim 3, wherein the focus control unit calculates the focus position by processing image data corresponding to the mark moved by the touch screen.7. The digital still camera of claim 6, wherein the focus control unit restores the compressed image data.8. A method for operating a digital still camera, comprising the steps of:(a) displaying a subject and a focus mark on a display screen;(b) storing image data corresponding to the entire subject;(c) determining a position on the display screen to which an operator relocates the focus mark based on an operator's manipulation of a touch screen;(d) displaying the focus mark on the position to which the operator relocates the focus position;(e) focusing the camera corresponding to the relocated focus position, the step of focusing further comprising steps of:generating an address of a memory storing image data corresponding to a coordinates of the relocated focus position;reading the image data stored in the address; andcalculating a focus position by processing the image data;(f) photographing the subject with the focus position at the relocated position of the focus mark and converting the photographed subjected into digital image data;(g) compressing the digital image data;(h) storing the compressed digital image data; and(i) restoring the compressed digital image data as needed.