| 摘要 |
PURPOSE: A telephone net billing system is provided to perform a mutual exchange and a billing according to a simulating condition by mutually connecting the Internet to a telephone. CONSTITUTION: An assembly instruction is designated as a register designated by a mechanical basic format. A computer hardware is maximally used by emulating for minimizing the volume of a system. A basic language corresponding to each hardware is used as an instruction. An emulation capable of expansion is installed in each hardware. A control function is added in the system and an OS(Operating System) is constructed. An OE is formed as a basic instruction structure, and two classification of an OYE and an OHE is formed.
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