CILoS: a CDMA indoor localization system Export

@inproceedings{citeulike:6016628, abstract = {CILoS is an indoor localization system based on CDMA mobile phone signal fingerprinting. CDMA networks vary their transmission power to accommodate fluctuations in network load. This affects signal intensity and therefore limits the practicality of traditional fingerprinting approaches based on receiver signal strength (RSSI) measurements. Instead, CILoS uses fingerprints of signal delay that are robust to cell resizing. We demonstrate that CILoS achieves a median accuracy of 5 meters, and compares favourably to RSSI fingerprinting systems. We highlight the significance of wide fingerprints, constructed through scanning multiple channels, for achieving high localization accuracy. We also show that our system can accurately differentiate between floors of a multifloor building.}, address = {New York, NY, USA}, author = {Rehman, Waqas U. and de Lara, Eyal and Saroiu, Stefan}, booktitle = {UbiComp '08: Proceedings of the 10th international conference on Ubiquitous computing}, citeulike-article-id = {6016628}, citeulike-linkout-0 = {http://portal.acm.org/citation.cfm?id=1409650}, citeulike-linkout-1 = {http://dx.doi.org/10.1145/1409635.1409650}, doi = {10.1145/1409635.1409650}, isbn = {978-1-60558-136-1}, keywords = {fingerprinting, gsm, localization, low-infrastructure}, location = {Seoul, Korea}, pages = {104--113}, posted-at = {2009-10-27 18:13:35}, priority = {2}, publisher = {ACM}, title = {CILoS: a CDMA indoor localization system}, url = {http://dx.doi.org/10.1145/1409635.1409650}, year = {2008} }

TY - CONF ID - citeulike:6016628 L3 - citeulike-article-id:6016628 N2 - CILoS is an indoor localization system based on CDMA mobile phone signal fingerprinting. CDMA networks vary their transmission power to accommodate fluctuations in network load. This affects signal intensity and therefore limits the practicality of traditional fingerprinting approaches based on receiver signal strength (RSSI) measurements. Instead, CILoS uses fingerprints of signal delay that are robust to cell resizing. We demonstrate that CILoS achieves a median accuracy of 5 meters, and compares favourably to RSSI fingerprinting systems. We highlight the significance of wide fingerprints, constructed through scanning multiple channels, for achieving high localization accuracy. We also show that our system can accurately differentiate between floors of a multifloor building. CY - Seoul, Korea SN - 978-1-60558-136-1 AD - New York, NY, USA EP - 113 TI - CILoS: a CDMA indoor localization system PB - ACM T2 - UbiComp '08: Proceedings of the 10th international conference on Ubiquitous computing SP - 104 KW - fingerprinting KW - gsm KW - localization KW - low-infrastructure AU - Rehman, Waqas AU - de Lara, Eyal AU - Saroiu, Stefan PY - 2008/// UR - http://dx.doi.org/10.1145/1409635.1409650 ER -