| 摘要 |
A communication system (1) is provided with: a first communication apparatus (100a); and a second communicating apparatus (100b), the first communicating apparatus is provided with: (i) a displaying device (110) which can perform high-speed modulation; (ii) a display dividing device (112) for dividing a display surface of the displaying device into a plurality of display blocks; and (iii) a controlling device (115) for controlling the displaying device to display a display pattern in each of the divided plurality of display blocks, the second communicating apparatus is provided with: (i) a light receiving device (120) for light-receiving the display pattern which is displayed on the displaying device; and (ii) an obtaining device (121) for obtaining the predetermined data on the basis of the light-received display pattern.
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