Nikon Working on Next Generation of Auto-Focus Tracking System, Nikon working on synchronizing multiple camera to track a single subject. We can clearly seen the patent that two of the Nikon cameras are synchronized with each other to track a single subject.
Translated Patent Documents
Figure 1 is a diagram illustrating a usage situation of a camera system constituted by the first digital camera 10 according to an embodiment of and the digital camera 20, the present invention. In Figure 1, the first digital camera 10 and the second digital camera 20 is fixed to a tripod, respectively. Position the digital camera 10 and the digital camera 20 is installed at a position with overlapping regions 51 between the imaging range 10A by the digital camera 10, the imaging range 20A by the digital camera 20. Digital camera 10 and the digital camera 20, so as to secure a wide overlap region 51, is installed in close. Region 53 and the region 54 represent regions not included in any of the imaging range 10A and the imaging range 20A.
Photographer previously established the digital camera 10 and the digital camera 20 performs the imaging instruction to the digital camera 10 camped on the digital camera 10 side. Each digital camera 10 and the digital camera 20 performs a tracking process for the main subject 60 is the object to be tracked while acquiring the live view images. Live view image refers to the image for the monitor to be imaged at a predetermined frame rate (e.g., 60 fps) before shooting instruction.
Digital camera 10 and the digital camera 20 transmits mutual tracking information (position of the main subject 60 in the imaging range) to the other digital camera. Sending tracking information to each other in between the digital camera 10 and the digital camera 20, to share the tracking information between the digital camera 10 and the digital camera 20 is in order to perform the tracking processing each digital camera is continuously .
Figure 2 is a block diagram illustrating a configuration example of a digital camera 10 and the digital camera 20. In the present embodiment, the digital camera 10 and the digital camera 20 and the same configuration. 2, the digital camera 10 includes an imaging optical system 11, an imaging device 12, the AFE (Analog front end) circuit 13, an image processing circuit 14, an LCD monitor 15, a RAM 16, a flash memory 17, CPU 18 When provided with a communication control circuit 19, and an operating member 20.
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