| 摘要 |
Disclosed are simple easy to understand TV camera based input and programming devices for computers, as well as local or remote means to assimilate data or commands. The invention in one preferred embodiment, uses printed matter imaged by one or more TV cameras, which results in enhanced ease of comprehension, distribution and touch command input of programs. The printed matter may be for example, newspaper clippings, children's books, chess boards, or board games. Certain aspects of the invention share some characteristics of a touch screen, in the sense of additionally determining the location of objects positioned by a user, or portions of a user, such as fingers or hands.
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