A method for compensating for the Doppler effect in a communication system where messages are transmitted at a low data rate to a user terminal that is inside a building. The method comprising acquiring a pilot signal prior to the user terminal entering the building; placing the user terminal into a...http://www.google.com.tw/patents/US7333469?utm_source=gb-gplus-share專利 US7333469 - Method for deep paging
