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TRAVEL TIME CALCULATION SERVER, A TRAVEL TIME CALCULATING APPARATUS USED FOR A VEHICLE AND A TRAVEL TIME CALCULATION SYSTEM

  • US 20100049428A1
  • Filed: 02/26/2008
  • Published: 02/25/2010
  • Est. Priority Date: 02/27/2007
  • Status: Active Grant
First Claim
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1. A travel time calculation server, comprising:

  • a probe data reception part configured to receive travel time data of an intersection node through which a vehicle passes as well as a traffic event of each of links connecting to the intersection node; and

    a right and left turn cost generating part configured to store a table on an intersection node basis in a storage device, said table storing the travel time data of the intersection node associated with a combination of a traffic event of the link entering the intersection node and a traffic event of the link connected to the intersection node in a left turn direction, and a combination of a traffic event of the link entering the intersection node, a traffic event of the link connected to the intersection node in a right turn direction and a traffic event of the link opposite to the link entering the intersection node.

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