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Priority claimed from JP7271296Aexternal-prioritypatent/JPH09264541A/ja
Priority claimed from JP20815396Aexternal-prioritypatent/JPH1047687A/ja
Application filed by Matsushita Electric Ind Co LtdfiledCriticalMatsushita Electric Ind Co Ltd
Application grantedgrantedCritical
Publication of TW360765BpublicationCriticalpatent/TW360765B/zh
Method and apparatus for user control by deriving next states of a process from a current state and by providing a visual presentation of the derived next states