Information presentation apparatus and information presentation method
First Claim
1. An information presentation apparatus for presenting, to a user, information which includes a returning route, said apparatus comprising:
- a home position holding unit operable to hold in advance a position of the user'"'"'s home;
a home arrival time holding unit operable to hold in advance a home arrival time of the user;
a present position obtainment unit operable to obtain a present position of the user;
a present time obtainment unit operable to obtain a present time;
an obtainment unit operable to obtain a returning route from the present position to the user'"'"'s home position, a required time for the returning route, and a departure time to leave the present position so that the user can get home by the home arrival time;
a presentation unit operable to compare the departure time obtained by said obtainment unit and the present time, and present to the user the departure time and the returning route which are obtained by said obtainment unit, before the departure time is passed;
a preference accumulation unit operable to accumulate in advance the user'"'"'s preferences relating to a route selection; and
a control unit operable to control a degree of reflecting the user'"'"'s preferences relating to the route selection which are used by said obtainment unit;
wherein said obtainment unit is operable to obtain the returning route which reflects the user'"'"'s preferences relating to the route selection which are accumulated by said preference accumulation unit; and
wherein said control unit is operable tocompare the present time, the home arrival time, and the required time for the returning route obtained by said obtainment unit,judge whether or not the user can get home by the home arrival time by taking the returning route obtained by said obtainment unit, andrequest said obtainment unit to search for the route again based on modified preferences of the user relating to the route selection so as to shorten the required time, when judging that the user cannot get home by the home arrival time.
2 Assignments
0 Petitions
Accused Products
Abstract
An in-vehicle information apparatus presents, to a user, information which includes a returning route. The apparatus includes: a home position holding unit for holding beforehand a position of the user'"'"'s home; a home arrival time holding unit for holding beforehand the user'"'"'s home arrival time; a present position obtainment unit for obtaining the user'"'"'s present position; a present time obtainment unit for obtaining a present time; a route search unit for obtaining a returning route from the present position to the user'"'"'s home position, a required time for the returning route, and a departure time to leave the present position so the user can get home by the home arrival time; and a presentation unit for comparing the obtained departure time and the present time, and presenting to the user the departure time and the returning route obtained by the route search unit, before the departure time is passed.
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Citations
16 Claims
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1. An information presentation apparatus for presenting, to a user, information which includes a returning route, said apparatus comprising:
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a home position holding unit operable to hold in advance a position of the user'"'"'s home; a home arrival time holding unit operable to hold in advance a home arrival time of the user; a present position obtainment unit operable to obtain a present position of the user; a present time obtainment unit operable to obtain a present time; an obtainment unit operable to obtain a returning route from the present position to the user'"'"'s home position, a required time for the returning route, and a departure time to leave the present position so that the user can get home by the home arrival time; a presentation unit operable to compare the departure time obtained by said obtainment unit and the present time, and present to the user the departure time and the returning route which are obtained by said obtainment unit, before the departure time is passed; a preference accumulation unit operable to accumulate in advance the user'"'"'s preferences relating to a route selection; and a control unit operable to control a degree of reflecting the user'"'"'s preferences relating to the route selection which are used by said obtainment unit; wherein said obtainment unit is operable to obtain the returning route which reflects the user'"'"'s preferences relating to the route selection which are accumulated by said preference accumulation unit; and wherein said control unit is operable to compare the present time, the home arrival time, and the required time for the returning route obtained by said obtainment unit, judge whether or not the user can get home by the home arrival time by taking the returning route obtained by said obtainment unit, and request said obtainment unit to search for the route again based on modified preferences of the user relating to the route selection so as to shorten the required time, when judging that the user cannot get home by the home arrival time. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. An information presentation method for presenting, to a user, information including a returning route, said method comprising:
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holding in advance a position of the user'"'"'s home; holding in advance a home arrival time of the user; obtaining a present position of the user; obtaining a present time; obtaining a returning route from the present position to the held user'"'"'s home position, a required time for the returning route, and a departure time to leave the present position so that the user can get home by the held home arrival time; comparing the obtained departure time the present time, and presenting to the user the obtained departure time and the obtained returning route, before the departure time is passed; accumulating in advance the user'"'"'s preferences relating to a route selection; and controlling a degree of reflecting the user'"'"'s preferences relating to the route selection which are used in said obtaining of the returning route, the required time and the departure time, and which are previously accumulated in said accumulating of the user'"'"'s preferences; wherein said obtaining of the returning route, the required time and the departure time obtains the retuning route which reflects the user'"'"'s preferences relating to the route selection; and wherein said controlling compares the present time, the home arrival time, and the required time for the returning route obtained in said obtaining of the returning route, the required time and the departure time, judges whether or not the user can get home by the home arrival time by taking the obtained returning route, and when it is judged that the user cannot get home by the home arrival time, causes said obtaining of the returning route, the required time and the departure time to search for the returning route again based on modified preferences of the user relating to the route selection so as to shorten the required time.
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16. A program for an information presentation method for presenting, to a user, information including a returning route, said program being stored on a computer-readable medium and causing a computer to execute:
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holding in advance a position of the user'"'"'s home; holding in advance a home arrival time of the user; obtaining a present position of the user; obtaining a present time; obtaining a returning route from the present position to the held user'"'"'s home position, a required time for the returning route, and a departure time to leave the present position so that the user can get home by the held home arrival time; comparing the obtained departure time and the present time, and presenting to the user the obtained departure time and the obtained returning route, before the departure time is passed accumulating in advance the user'"'"'s preferences relating to a route selection; and controlling a degree of reflecting the user'"'"'s preferences relating to the route selection which are used in said obtaining of the returning route the required time and the departure time, and which are previously accumulated in said accumulating of the user'"'"'s preferences; wherein said obtaining of the returning route, the required time and the departure time obtains the returning route which reflects the user'"'"'s preferences relating to the route selection; and wherein said controlling compares the present time, the home arrival time, and the required time for the returning route obtained in said obtaining of the returning route, the required time and the departure time, judges whether or not the user can get home by the home arrival time by taking the obtained returning route, and when it is judged that the user cannot get home by the home arrival time, causes said obtaining of the returning route, the required time and the departure time to search for the returning route again based on modified preferences of the user relating to the route selection so as to shorten the required time.
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Specification