Congestion information delivery system, mobile terminal, server, method of congestion information delivery and computer-readable medium storing program

摘要

Congestion degree is measured by providing a function for measuring congestion degree of surroundings for a terminal itself and by sharing the information obtained. At least one of cellular phones 102 measures congestion degree of surroundings by a congestion degree measurement unit 102B, transmits it to a main server 104 as congestion information, the main server 104 aggregates the congestion information from the cellular phones 102, stores it, and provides the congestion information relating to a specific location requested for the requester.