The present invention acquires and stores the entire image data through a high-resolution multi-channel video device using a grating, and then transmits a ground command for bandwidth, bandwidth, and ground resolution to the video device according to a request of a user in various application fields By selecting / controlling the memory of the image data, it is possible to reduce the hardware of the image equipment and to reduce the power usage proportional to the development cost of the satellite by making new data composed only of the requested data, will be.;The method includes the steps of storing the entire image data input from a high-resolution multi-channel image device in a video data memory, transmitting a ground command for a wavelength band, a bandwidth, and a ground resolution requested by a user to a satellite payload, A step of generating image data desired to control the memory with a desired bandwidth, a bandwidth and a ground resolution according to a ground command, and a step of transmitting new image data including only the information requested by the user to the ground.
展开▼
