| 摘要 |
The invention relates to a sign generator, as well as method and system comrpsing this, especially for cellular phones including at least one touch or pressure activated switch and a display, analysing means for measuring the connection periods and categorising the periods into at least two categories, storage means for storing sequences of the categorised periods, and translating means for translating said stored sequences into signs according to a predetermined table and indicating the signs on the display.
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