Portable type data entry terminal having a keyboard input device

Details Portable type data entry terminal having a keyboard input device Portable type data entry terminal having a keyboard input device

1993-07-20

1994-12-20

Harrell, Robert B.

Boots, shoes, and leggings

364DIG1, 364DIG2, 3642371, 3642372, 3642375, 3642376, 36423782, 36423785, 3649271, 3649272, 3649275, 3649276, G06F 306, G06F 3033

Patent

active

053752260

ABSTRACT:
The specification of the invention details the invention of a portable type data input terminal which can input a plurality of data in different forms and operates by a battery based power supply.
The portable type data input terminal according to the invention comprises: an input unit to input graphic data and binary data; a unit for receiving the graphic data and binary data from the input unit, for converting the graphic data into the form of a digital signal of the pixels of such graphic data, and for converting the binary data into a form of a corresponding code signal; a control unit for signal processing the outputs of the signal converting apparatus; and a memory device to store the respective data which were processed by the control unit so as to correspond to each other.

REFERENCES:
patent: 4143417 (1979-03-01), Wald et al.
patent: 4151596 (1979-04-01), Howells

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