Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Patent
1996-07-22
1999-06-22
Eisenzopf, Reinhard J.
Telecommunications
Transmitter and receiver at same station
Radiotelephone equipment detail
455 90, 455566, 340710, H04B 138
Patent
active
059152281
ABSTRACT:
A terminal apparatus having a display used for displaying information and a memory used for storing the information, an input device, having a specific operation unit which is operable in two different directions, for detecting the physical moving direction of the specific operation unit, and a control element for switching a letter or a symbol to be displayed on the display based on the detected result of the input device in the letter input mode, or for determining the input.
REFERENCES:
patent: 5237311 (1993-08-01), Mailey et al.
patent: 5305374 (1994-04-01), Snyder
patent: 5436954 (1995-07-01), Nishiyama et al.
patent: 5627531 (1997-05-01), Posso et al.
patent: 5715524 (1998-02-01), Jambhekar et al.
Kunihiro Takushi
Sudo Fukuharu
Bhattacharya Sam
Eisenzopf Reinhard J.
Maioli Jay H.
Sony Corporation
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