METHODS AND APPARATUSES FOR USE IN DETERMINING THAT MOBILE STATION IS AT ONE OR MORE PARTICULAR INDOOR REGIONS

摘要

PROBLEM TO BE SOLVED: To provide methods and apparatuses for determining or assisting in determining that a mobile station is in a particular indoor region.SOLUTION: A mobile station 102 communicates within a directory device 106 to obtain identifiers 121 for preliminary positioning assistance data 127. Based in part on the identifiers, the mobile station 102 requests the preliminary positioning assistance data from a repository device 108. Based on a signal characteristic measurement for a signal received from transmitters that are identified in at least a portion of the preliminary positioning assistance data, the mobile station then determines that the mobile station is in a particular indoor region 152.