| 摘要 |
<P>PROBLEM TO BE SOLVED: To acquire quality information based on user operation or movement, other than a radio quality of RSCP, Ec/No, BLER or the like, and to provide much better services to users on the basis of new quality information. <P>SOLUTION: In a mobile unit 10, each time user quality information caused by user operation or movement is acquired, the user quality information is stored in a measured result storage section 113 and the stored user quality information is transmitted to a mobile unit log management center 20 in prescribed timing. In the mobile unit log management center 20, user quality information from the mobile unit 10 is received and managed as a mobile unit log, the mobile unit log is analyzed and if there is a quality deteriorated service area on the basis of the analyzed result, relief measures are instructed to an operation system controlling base stations in the service area. Thus, precise services that can not be attained by radio quality used for service area quality investigations of RSCP, Ec/No, BLER or the like can be provided to users. <P>COPYRIGHT: (C)2008,JPO&INPIT |
