Position display device
First Claim
Patent Images
1. A position display device comprising:
- display means for displaying a positional relationship between a movable object which moves and a plurality of waypoints which the movable object is estimated to pass;
waypoint storage means for storing waypoint information representing positions of the plurality of waypoints and an order in which the movable object sequentially passes the plurality of waypoints;
movable-object-position obtaining means for obtaining position information representing a present position of the movable object;
zone specifying means for specifying a zone including at least two waypoints which the movable object is estimated to continuously pass, and for generating zone information representing the specified zone, based on the waypoint information stored in said waypoint storage means; and
display controlling means for controlling a waypoint symbol expressing at least two waypoints included in a zone including the present position of the movable object and a present position symbol expressing at least a present position of the movable object to be displayed on a display screen of said display means, based on the zone information which said zone specifying means generates and information representing the present position of the movable object which said movable-object-position obtaining means obtains, wherein the zone information generated by said zone specifying means includes data representing a plurality of dots which are arranged so as to form a matrix showing the zone specified by said zone specifying means, the zone being a zone including two waypoints which the movable object is estimated to continuously pass and being specified as dots showing the two waypoints not to be positioned at the outside limit of the matrix.
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Abstract
A position display device of this invention specifies a zone including at least two waypoints, and controls symbols expressing at least two waypoints and a symbol expressing a present invention of a movable object which moves to be displayed on a display screen of display means, based on waypoint information and the position of the movable object which are obtained by position obtaining means, such as a GPS, etc. The position obtaining means stores the position of the in advance a plurality of waypoints or a destination point which the movable object is estimated to pass and obtains position information representing the position of the movable object.
50 Citations
23 Claims
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1. A position display device comprising:
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display means for displaying a positional relationship between a movable object which moves and a plurality of waypoints which the movable object is estimated to pass;
waypoint storage means for storing waypoint information representing positions of the plurality of waypoints and an order in which the movable object sequentially passes the plurality of waypoints;
movable-object-position obtaining means for obtaining position information representing a present position of the movable object;
zone specifying means for specifying a zone including at least two waypoints which the movable object is estimated to continuously pass, and for generating zone information representing the specified zone, based on the waypoint information stored in said waypoint storage means; and
display controlling means for controlling a waypoint symbol expressing at least two waypoints included in a zone including the present position of the movable object and a present position symbol expressing at least a present position of the movable object to be displayed on a display screen of said display means, based on the zone information which said zone specifying means generates and information representing the present position of the movable object which said movable-object-position obtaining means obtains, wherein the zone information generated by said zone specifying means includes data representing a plurality of dots which are arranged so as to form a matrix showing the zone specified by said zone specifying means, the zone being a zone including two waypoints which the movable object is estimated to continuously pass and being specified as dots showing the two waypoints not to be positioned at the outside limit of the matrix. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
satellite wave receiving means for receiving waves which a plurality of satellites emit approximately at a same time, and position measuring means for specifying a position of the movable object based on arrival time differences between a plurality of the waves which said satellite wave receiving means receives, and generating the position information representing the specified position.
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10. The position display device according to claim 1, wherein said controller determines whether a zone including the present position of the movable object is displayed on the display screen, and controls said display unit to display a present-position symbol and a subsequent-waypoint symbol, in place of the present position symbol and the waypoint symbol both of which have been displayed when a determination is made that the zone is not on the display screen.
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11. A position display method for controlling a positional relationship between a movable object which moves and a plurality of waypoints which the movable object is estimated to pass to be displayed on a display screen of display means, said method comprising:
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a waypoint storage step of storing waypoint information representing positions of the plurality of waypoints and an order in which the movable object sequentially passes the plurality of waypoints;
a movable-object-position obtaining step of obtaining position information representing a present position of the movable object;
a zone specifying step of specifying a zone including at least two waypoints which the movable object is estimated to continuously pass, and of generating zone information representing the specified zone, based on the waypoint information stored in said waypoint storage step; and
a display controlling step of controlling a waypoint symbol expressing at least two waypoints included in a zone including the present position of the movable object and a present position symbol expressing the present position of the movable object to be displayed on a display screen, based on the zone information which is generated in said zone specifying step and information representing the present position of the movable object which is obtained in said movable-object-position obtaining step, wherein the zone information generated by said zone specifying step includes data representing a plurality of dots which are arranged so as to form a matrix showing the zone specified by said zone specifying step, the zone being a zone including two waypoints which the movable object is estimated to continuously pass and being specified as dots showing the two waypoints not to be positioned at the outside limit of the matrix.
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12. A computer readable storage medium which stores programs making a computer, which is connected to movable-object-position detecting means for detecting a position of a movable object which moves and position information representing the detected position, function as:
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waypoint storage means for obtaining and storing waypoint information representing positions of the plurality of waypoints and an order in which the movable object sequentially passes the plurality of waypoints;
movable-object-position obtaining means for obtaining position information representing a present position of the movable object;
zone specifying means for specifying a zone including at least two waypoints which the movable object is estimated to continuously pass, and for generating zone information representing the specified zone, based on the waypoint information stored in said waypoint storage means; and
display controlling means for controlling a waypoint symbol expressing at least two waypoints included in a zone including the present position of the movable object and a present position symbol expressing the present position of the movable object to be displayed on a display screen of said display means, based on the zone information which said zone specifying means generates and information representing the present position of the movable object which said movable-object-position obtaining means obtains, wherein the zone information generated by said zone specifying means includes data representing a plurality of dots which are arranged so as to form a matrix showing the zone specified by said zone specifying means, the zone being a zone including two waypoints which the movable object is estimated to continuously pass and being specified as dots showing the two waypoints not be be positioned at the outside limit of the matrix.
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13. A position display device comprising:
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display means for displaying a positional relationship between a position of a movable object which moves and a plurality of waypoints or a destination point which the movable object is estimated to pass;
waypoint storage means for storing waypoint information representing positions of the plurality of waypoints or destination points and an order in which the movable object sequentially passes the plurality of waypoints or the destination point;
position obtaining means for obtaining position information representing a position of the movable object;
zone specifying means for specifying a zone including at least two waypoints which the movable object is estimated to pass, based on the waypoint information stored in said waypoint storage means and the position information representing a present position of the movable object which said position obtaining means obtains, and for generating data representing a plurality of dots which are arranged to form a matrix showing the specified zone, the specified zone including two waypoints which the movable object is estimated to continuously pass and being specified as dots showing the two waypoints not to be positioned at the outside limit of the matrix; and
display controlling means for controlling symbols expressing at least two waypoints included in the zone including the present position of the movable object and a symbol expressing the present position of the movable object to be displayed on an identical display screen of said display means, based on the zone which said zone specifying means specifies.
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14. A position display device comprising:
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display means for displaying a positional relationship between a position of a movable object which moves and a plurality of waypoints or a destination point which the movable object is estimated to pass;
waypoint storage means for storing positions of the plurality of waypoints or destination point and waypoint information representing an order in which the movable object sequentially passes the waypoints;
position obtaining means for obtaining position information representing a position of the movable object;
zone specifying means for specifying a zone including at least two waypoints, based on the waypoint information stored in said waypoint storage means, and for generating data representing a plurality of dots which are arranged to form a matrix showing the specified zone, the specified zone including two waypoints which the movable object is estimated to continuously pass and being specified as dots showing the two waypoints not to be positioned at the outside limit of the matrix; and
display controlling means for controlling the position information of the movable object which is obtained by said position obtaining means, the zone specified by said zone specifying means, symbols expressing at least two waypoints and a symbol expressing a present position of the movable object to be displayed on a display screen of said display means.
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15. A position display device comprising:
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a display unit having a display screen;
a memory;
an input device which includes user-operable portions and inputs waypoint information representing positions of the plurality of waypoints and an order in which the movable object sequentially passes the plurality of waypoints;
a GPS device, including a receiver which receives signals from GPS satellites and obtains position information representing a position of the movable object based on the received signals;
a controller, which is connected to said display unit, said memory, said input device, and said GPS device, which stores the waypoint information input by the input device into said memory, specifies a zone including at least two waypoints which the movable object is estimated to continuously pass, generates zone information representing the specified zone, based on the waypoint information stored in said memory, and controls said display unit to display a waypoint symbol expressing at least two waypoints included in a zone including the present position of the movable object and a present position symbol expressing the present position of the movable object, based on the zone information and information representing the present position of the movable object which said GPS device obtains, and generates data representing a plurality of dots which are arranged so as to form a matrix showing the specified zone, the specified zone including two waypoints which the movable object is estimated to continuously pass and being specified as dots showing the two waypoints not to be positioned at the outside limit of the matrix. - View Dependent Claims (16, 17, 18, 19, 20, 21)
a receiver, and a processor which specifies a position of the movable object based on a plurality of waves which said receiver receivers from GPS satellites, and generates position information representing the specified position.
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22. A position display device comprising:
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display means for displaying a positional relationship between a movable object which moves and a plurality of waypoints which the movable object is estimated to pass;
waypoint storage means for storing waypoint information representing positions of the plurality of waypoints and an order in which the movable object sequentially passes the plurality of waypoints;
movable-object-position obtaining means for obtaining position information representing a present position of the movable object;
zone specifying means for specifying a zone including at least two waypoints in which the movable object is estimated to continuously pass, and for generating zone information representing the specified zone, based on the waypoint information stored in said waypoint storage means; and
display controlling means for controlling a waypoint symbol expressing at least two waypoints included in a zone including the present position of the movable object and a present position symbol expressing at least a present position of the movable object to be displayed on a display screen of said display means, based on the zone information in which said zone specifying means generates and information representing the present position of the movable object which said movable-object-position obtaining means obtains, wherein said display controlling means comprises;
means for determining whether there are a plurality of zones in the display screen, each including the present position of the movable object, and when a determination is made that there are a plurality of zones, specifying, of waypoints included in the zones including the present position of the movable object, a waypoint which the movable object is estimated to pass at last, and selecting a zone including the specified waypoint among the zones, and means for controlling a waypoint symbol expressing each waypoint included in the selected zone and a present position symbol expressing the present position of the movable object displayed on the display screen.
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23. A position display device comprising:
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a display unit having a display screen;
a memory;
an input device which includes user-operable portions and which inputs waypoint information representing positions of the plurality of waypoints and an order in which the movable object sequentially passes the plurality of waypoints;
a GPS device, including a receiver which receives signals from GPS satellites and obtains position information representing a position of the movable object based on the received signals;
a controller, which is connected to said display unit, said memory, said input device, and said GPS device, stores the waypoint information input by the input device into said memory, specifies a zone including at least two waypoints which the movable object is estimated to continuously pass, generates zone information representing the specified zone, based on the waypoint information stored in said memory, and controls said display unit to display a waypoint symbol expressing at least two waypoints included in a zone including the present position of the movable object and a present position symbol expressing the present position of the movable object, based on the zone information and information representing the present position of the movable object which said GPS device obtains, and determines whether there are a plurality of zones, in the display screen, each including the present position of the movable object, and when a determination is made that there are a plurality of zones, specifies, of waypoints included in the zones including the present position of the movable object, a waypoint which the movable object is estimated to pass at last, and selects a zone including the specified waypoint among the zones, and controls a waypoint symbol expressing each waypoint included in the selected zone and a present position symbol expressing the present position of the movable object.
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Specification