Patent ID: 7573861
Filing Date: 2009-08-11
Classification: H04W

Abstract:
1. A method of communicating a mobile network code (MNC) from a mobile communications network to a mobile station for a wireless mobile communication, the method comprising: transmitting, at a base station, a message comprising a first field and a second field including a least significant digit of the MNC, wherein the MNC has a first length or a second length, the first length is greater than the second length, and wherein the first field indicates whether the MNC has the first length or the second length, and receiving, at the base station, a 15-digit International Mobile Station Identity (IMSI) constructed from an IMSI having fewer than 15 digits, wherein the 15-digit IMSI is padded with one or more zeros (0) for extending a length of the IMSI, having fewer than 15 digits, to 15 digits.