Patent ID: 6429896
Filing Date: 2002-08-06
Classification: H04N

Abstract:
An external storage device connectable to a digital camera by a cable, said digital camera including a first memory for storing image data, a second memory for storing image data converted from the image data in said first memory by a predetermined resolution and a third memory including a program for controlling said image-data-conversion by said predetermined resolution, comprising:a hand-held size housing that can accommodate a recording medium; a single copy button provided on said housing; an LCD provided on said housing; and a control section, wherein, when said copy button is pushed once, said control section sends a first request to said digital camera for information about whether image data exists within said second memory, when said digital camera sends back the information indicating that there is image data within said second memory in response to said first request to said control section, said control section sends a second request to said digital camera requesting transmission of the image data within said second memory to said recording medium, when said digital camera sends back the information indicating that there is no image data within said second memory in response to said first request, said control section sends a third request to said digital camera requesting information about said predetermined resolution set in said third memory, when said digital camera sends back the information regarding the predetermined resolution set in said third memory to said control section, said LCD displays the information regarding the predetermined resolution, when said copy button is pushed within the period that said LCD displays the information regarding the predetermined resolution, said control section sends a fourth request to said digital camera requesting the resolution set in said third memory be changed, thereby copy and resolution change actions are achieved by using said single copy button, and said external device is in a hand-held size.