The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 13, 2004
Filed:
Apr. 15, 1999
Do Hyung Kim, Seoul, KR;
LG Semicon Co., Ltd., Chungcheongbuk-do, KR;
Abstract
Device and method for managing a snap shot in a USB camera, the device including a camera for taking, and digitizing an image, and providing the image through an end point exclusive for an image, an interface unit for inserting either a frame sync pattern between frames of image data provided through an end point exclusive for an image or a snap shot sync pattern instead of the frame sync pattern in a snap shot mode, and a USB host for displaying an image data provided from the interface unit on a monitor in the USB host or forwarding for a picture communication, the method including the steps of (1) determining turning on/off of a snap shot button on the camera, (2) according to a result of the determination, either inserting a frame sync pattern between frames of image data and providing to the USB host, or inserting a snap shot sync pattern instead of the frame sync pattern and providing to the USB host, and (3) either displaying an image data having the frame sync pattern or the snap shot sync pattern inserted thereto on a monitor or transmitting the image data to other external USB host, whereby improving a USB performance since the end point exclusive for an image can be used for other purposes, and reducing a number of pins and simplifying a system of the driver in view of the position of the host, in a case when the end point exclusive for snap shot is not used for other purpose.