CORDLESS TELEPHONE SYSTEM
PURPOSE:To form the cordless telephone system having a secret function capable of surely keeping the secret of the contents of a memorandum. CONSTITUTION:At the time of an originating call of a slave unit B1, when a secret number is inputted from a dial key part 23 after a memorandum data reproducti...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PURPOSE:To form the cordless telephone system having a secret function capable of surely keeping the secret of the contents of a memorandum. CONSTITUTION:At the time of an originating call of a slave unit B1, when a secret number is inputted from a dial key part 23 after a memorandum data reproduction key 252 and a secret key 253 are depressed, the secret number signal is sent by radio wave from an antenna 24. It is accepted by an antenna 4 of a master unit A and memorandum data are retrieved based on the secret number in the master unit A. An identification code in the corresponding data and the identification code of the slave unit B1 are collated. Then the information signal of the only corresponding data are sent by radio wave from the antenna 4. The antenna 24 accepts it in the slave unit B1 and the data mentioned above are displayed on a display part 22. |
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