Traffic information processing system, server device, traffic information processing method, and program
First Claim
1. A traffic information processing system, comprising:
- an on-board detecting device configured to be installed in a vehicle; and
a server device configured to communicate with the on-board detecting device and configured to perform functions of;
counting the number of vehicles equipped with the on-board detecting device entering a sample area, which is part of a plurality of zones divided from a place in which vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device travel, based on information received from the on-board detecting device;
counting the total number of vehicles entering the sample area, the total number of vehicles entering the sample area including vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device;
calculating a ratio of the number of vehicles equipped with the on-board detecting device with respect to the total numbers of vehicles in the sample area, based on the number of vehicles equipped with the on-board detecting device entering the sample area and the total number of vehicles entering the sample area; and
calculating a total number of vehicles including vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device in the zone based on the number of vehicles equipped with the on-board detecting device entering the zone and the ratio of the number of vehicles equipped with the on-board detecting device in the sample area,wherein the on-board detecting device reports traffic information according to the total number of vehicles in the zone.
3 Assignments
0 Petitions
Accused Products
Abstract
A traffic information processing system includes on-board unit configured to be installed in a vehicle, an on-board unit-equipped vehicle number-detecting unit configured to detect the number of vehicles equipped with on-board unit entering a sample area based on information received from the on-board unit, a total vehicle number-detecting unit configured to detect the number of all vehicles entering the sample area, a vehicle ratio operation unit configured to calculate a value related to a ratio based on the number of vehicles equipped with the on-board unit detected by the on-board unit-equipped vehicle number-detecting unit and the number of all vehicles detected by the total vehicle number-detecting unit, and a total vehicle number-estimating operation unit configured to calculate a total number of vehicles in the zone.
17 Citations
10 Claims
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1. A traffic information processing system, comprising:
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an on-board detecting device configured to be installed in a vehicle; and a server device configured to communicate with the on-board detecting device and configured to perform functions of; counting the number of vehicles equipped with the on-board detecting device entering a sample area, which is part of a plurality of zones divided from a place in which vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device travel, based on information received from the on-board detecting device; counting the total number of vehicles entering the sample area, the total number of vehicles entering the sample area including vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device; calculating a ratio of the number of vehicles equipped with the on-board detecting device with respect to the total numbers of vehicles in the sample area, based on the number of vehicles equipped with the on-board detecting device entering the sample area and the total number of vehicles entering the sample area; and calculating a total number of vehicles including vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device in the zone based on the number of vehicles equipped with the on-board detecting device entering the zone and the ratio of the number of vehicles equipped with the on-board detecting device in the sample area, wherein the on-board detecting device reports traffic information according to the total number of vehicles in the zone. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A server device, comprising:
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a computer configured to perform functions of; counting the number of vehicles equipped with an on-board detecting device entering a sample area, which is part of a plurality of zones divided from a place in which vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device travel, based on information received from the on-board detecting device; counting the total number of vehicles entering the sample area, the total number of vehicles entering the sample area including vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device; calculating a ratio of the number of vehicles equipped with the on-board detecting device with respect to the total numbers of vehicles in the sample area, based on the number of vehicles equipped with the on-board entering the sample area and the total number of vehicles entering the sample area; calculating a total number of vehicles including vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device in the zone based on the number of vehicles equipped with the on-board detecting device entering the zone and the ratio of the number of vehicles equipped with the on-board detecting device in the sample area; and generating image information as traffic information according to the total number of vehicles in the zone and sending the traffic information to the on-board detecting device.
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9. A traffic information-processing method, comprising:
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counting the number of vehicles equipped with an on-board detecting device entering a sample area, which is part of a plurality of zones divided from a place in which vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device travel, based on information received from the on-board detecting device; counting the total number of vehicles entering the sample area, the total number of vehicles entering the sample area including vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device; calculating a ratio of the number of vehicles equipped with the on-board detecting device with respect to the total numbers of vehicles in the sample area, based on the number of vehicles equipped with the on-board detecting device entering the sample area and the total number of vehicles entering the sample area; calculating a total number of vehicles including vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device in the zone based on the number of vehicles equipped with the on-board detecting device entering the zone and the ratio of the number of vehicles equipped with the on-board detecting device in the sample area; and reporting traffic information according to the total number of vehicles in the zone.
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10. A non-transitory computer readable medium which stores a program causing a computer to perform functions of:
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counting the number of vehicles equipped with an on-board detecting device entering a sample area, which is part of a plurality of zones divided from a place in which vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device travel, based on information received from the on-board detecting device; counting the total number of vehicles entering the sample area, the total numbers of vehicles entering the sample area including vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device; calculating a ratio of the number of vehicles equipped with the on-board detecting device with respect to the total numbers of vehicles in the sample area, based on the number of vehicles equipped with the on-board detecting device entering the sample area and the total number of vehicles entering the sample area; calculating a total number of vehicles including vehicles equipped with the on-board detecting device and vehicles not equipped with the on-board detecting device in the zone based on the number of vehicles equipped with the on-board detecting device entering the zone the ratio of the number of vehicles equipped with the on-board detecting device in the sample area; and generating image information as traffic information according to the total number of vehicles in the zone and sending the traffic information to the on-board detecting device.
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Specification