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Patent Searching and Data


Title:
ROAD INFORMATION SYSTEM
Document Type and Number:
Japanese Patent JPH07282383
Kind Code:
A
Abstract:

PURPOSE: To collect and present spatially covered road information at the time of measuring a traffic flow on a road.

CONSTITUTION: An on-vehicle type road information input device 101 is loaded on a moving vehicle 100, an input part 102 takes time-sequential pictures with a camera and records these pictures, a working part 103 extracts road information such as traffic volume and photographing time and a transmitting part 104 transmits the extracted information. In a road information output device 105, a receiving part 106 receives the road information transmitted from the transmitting part 104 in the device 101, a working part 107 works the road information and an output part 108 outputs the worked information.


Inventors:
MORITA TOYOHISA
NISHITANI TAKUJI
Application Number:
JP6924094A
Publication Date:
October 27, 1995
Filing Date:
April 07, 1994
Export Citation:
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Assignee:
HITACHI LTD
International Classes:
G08G1/01; G06T1/00; G08G1/04; G08G1/09; (IPC1-7): G08G1/01; G06T1/00; G08G1/04; G08G1/09
Attorney, Agent or Firm:
Ogawa Katsuo