Patent ID: 7148918

Claim:
An electronic camera having an imaging part which captures an image obtained by sensing and a communication part which communicates information with a master unit, the imaging part comprising: a processing section which executes compression processing of the image captured; and a recording section which records the processed image as an image file, the communication part comprising: a transmission section which transmits the image file recorded in said recording section upon receiving base station identification information of the master unit in position registration processing according to movement, the master unit having registered a self device as a subsidiary unit; a receiving section which receives an identifier of said image file recorded in said recording section from the master unit; and a control section which activates the imaging part when the receiving section receives the base station identification information of the master unit, wherein the receiving section receives the identifier of the image file which is recorded in the recording section but not recorded in a recording apparatus of the master unit, the transmission section transmits only an image file identified by said identifier which is received by said receiving section to the master unit, and the image file is recorded in the recording apparatus of the master unit upon being transmitted to the master unit by said transmission section.