Patent ID: 8081961
Filing Date: 2011-12-20
Classification: G06F,H04M,H04W

Abstract:
1. A network management apparatus in a wireless communication network, which comprises a wireless base station for performing communication between a wireless terminal and a wired communication network, and the network management apparatus for managing a network, the network management apparatus comprising: a storage section stored in advance with information indicating a number of calls of connection with the wireless terminal in the wireless base station in association with a date, a day of the week, and a time period; and a processing section for selecting a date and a time period when software is updated in the wireless base station based on said information stored in said storage section, wherein the processing section: inputs a plurality of work dates and time periods when the software can possibly be updated in the wireless base station, obtains an n-week averages of the numbers of connection calls occurring during each input time period for each day of the week, based on the number of connection calls stored in the storage section, where n is a predetermined integer, obtains, for each number of dates in a month, an m-month averages of the numbers of connection calls occurring during each input time period for each stored date on the same date over the period from one to m months, based on the number of connection calls stored in the storage section, where m is a predetermined integer, calculates an average or a weighted average of the n-week average corresponding to each time period and the day of the week of each input work date and the m-month average corresponding to each time period and each input work date to obtain a degree of impact representing an impact caused by software update upon a communication service, selects a work date and a time period with the minimum degree of impact or with a degree of impact equal to or smaller than a predetermined threshold, and updates the software installed in the wireless base station during the selected time period on the selected work date.