METHOD, PROCESSING DEVICE, AND ARTICLE OF MANUFACTURE FOR PROVIDING INSTRUCTIONS FOR DISPLAYING TIME-DEPENDENT INFORMATION AND FOR ALLOWING USER SELECTION OF TIME RANGES

摘要

A method of displaying time-dependent information is used to provide a timenavigation window for aiding a user in selecting data to be displayed in achart.A first sequence of first selectable time intervals and a second sequence ofsecond selectable time intervals are displayed in a hierarchical arrangementin aviewport in the time navigation window. The first and second selectable timeintervals have first and second time scales, respectively, and each have arespective selectable area for display. The time-dependent data is displayedinthe time intervals or selectable areas thereof of at least one the first andsecondsequences. A user can select one or more of the time intervals for changingrange of time for display of the data within the viewport or for changing arange of time for display of the data in an area outside the viewport.