Method for automatically adding scale symbol to operation...

Details Method for automatically adding scale symbol to operation... Method for automatically adding scale symbol to operation...

2006-09-19

2006-09-19

Mai, Tan V. (Department: 2193)

Electrical computers: arithmetic processing and calculating

Electrical digital calculating computer

Having specialized output

Reexamination Certificate

active

07111027

ABSTRACT:
Method for automatically adding scale symbol to operation formula during operation and system for executing the method. The system includes: an input unit for keying in operands and choosing the scale thereof; an input/output buffering unit for temporarily storing the input data; a synchronously checking unit for checking the whether the input operands conform with the scale; a scale symbol adding unit for reading and automatically providing the symbol of the scale and sending the symbol to the input/output buffering unit and a mathematic logic calculating unit to be operated and wait for further instruction. After operated, the data are displayed by an output unit or stored in a memory. The data can be stored in both a read-only memory for check in next use or temporarily stored in a dynamic random access memory for checking the data source of the result and the scale.

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patent: 4545022 (1985-10-01), Hughins
patent: 5050115 (1991-09-01), Matsuda et al.
patent: 5126958 (1992-06-01), Genda
patent: 5138566 (1992-08-01), Comforti
patent: 5272653 (1993-12-01), Meta et al.

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