Patent
1984-08-03
1985-07-30
George, Keith E.
179 84VF, H04M 1106
Patent
active
045323780
ABSTRACT:
A telephone apparatus which can input character/symbol data. The apparatus has a keyboard including a plurality of numeral keys each assigned to characters/symbols, a mode change key for switching numerical mode to character/symbol mode, or vice versa and a special key for executing a predetermined sequence. After the apparatus has been set to the character/symbol mode, the numeral keys assigned for the characters/symbols and the special key are operated in the predetermined sequence, thereby inputting character/symbol data. The data are applied to a electronic calculator CPU, are outputted in the form of character/symbol pattern signals from a character generator, and are displayed by a display section in the predetermined sequence.
REFERENCES:
patent: 3675513 (1972-07-01), Flanagan et al.
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patent: 4012599 (1977-03-01), Meyer
patent: 4223183 (1980-09-01), Peter, Jr.
patent: 4427848 (1984-01-01), Tsakanikas
Pavlak et al., "Keypac-A Telephone Aid for the Deaf", IEEE Transactions on Communications, vol. 20, Com-27, No. 9, Sep. 1979, pp. 1366-1371.
Sederholm et al., "Intelligent Telephone," IBM Technical Disclosure Bulletin, vol. 23, No. 9, Feb. 1981, pp. 4006-4008.
Kunii Takeshi
Nakayama Yasunobu
Sato Yasuji
George Keith E.
Tokyo Shibaura Denki Kabushiki Kaisha
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