Public:Future OpenCellID database content wifi

Field name	Data type	Description	Filter criteria	Formula (if computed)	Affected components	Technology	Comment
LCID	string	concatenation of RNC and CID https://stackoverflow.com/questions/7240038/utran-cell-identity-returned-by-getcid			measurements_.csv / cell_towers.csv	UMTS

Data to be collected:

device

manufacturer="abcd" model="abcd" revision="abcd" swid="abcd" swver="##.##.##"

GPS at the befining of the scan "latitude": -22.7539192 "longitude": -43.4371081 "utc_time": "2012-03-15T11:12:13.456Z" "accuracy": "10" "WGS84_altitude="292" "altitude_accuracy": 1, heading="75" speeed="80" hdop="1.1" vdop="1.4" pdop="1.8"

wifi access point bssid="0090D0E5715C" md5essid="132a94f6ee183b49e2a06b2eb3ffb136" ntiu="OFDM24" enc="1" "signal": -50 im="1" "channel": 11, "frequency": 2412,

GPS at the end of the scan (see above) About the two gps elements that are available inside each scan element: The first gps element is the gps position when the wifi scan is launched. The second gps element is the gps position when all the results from the wifi scan have been received.

InfrastructureMode 0= AdHoc 1= Infrastructure 2= AutoUnknown

Support various file formats: https://wigle.net/gps/gps/main/postfile/ (see wiggle) Neighbouring SSIDs (seem at the same time active; allows to detect SSIDs that were moved to another building or address) Neighbouring cell-ids

Android developer information http://developer.android.com/reference/android/net/wifi/ScanResult.html

check ENAiKOON WiFi tracker for ready to go sub routines

respect _nomap similar to Google and Mozilla location service http://www.digitaltrends.com/mobile/google-lets-wi-fi-hotspot-owners-opt-out-of-location-database/

Data cleaning: Rules identical with cell-id rules: - -

WiFi specific rules - -