Android - Telephony API 1.5
1. public String getDeviceSoftwareVersion() : software version number, ex: IMEI/SV for GSM phones
2. public StringgetDeviceId() : unique device ID, for example,the IMEI for GSM phones
3. public CellLocationgetCellLocation() : the current location of the device
4. public List<NeighboringCellInfo>getNeighboringCellInfo() : neighboring cell list info of the device
5. public int getPhoneType() : two types available: PHONE_TYPE_NONE, PHONE_TYPE_GSM
6. public StringgetNetworkOperatorName() : alphabetic name of current registered operator
7. public boolean isNetworkRoaming() : phone is roaming
8. public StringgetNetworkCountryIso() : ISO country code equivilent of the current registered operator's MCC (Mobile Country Code)
9. public int getNetworkType() : four types of network : NETWORK_TYPE_UNKNOWN, NETWORK_TYPE_GPRS, NETWORK_TYPE_EDGE, NETWORK_TYPE_UMTS
10. public String getNetworkTypeName() : "UNKNOWN", "GPRS", "EDGE", "UMTS"
11. public int getSimState() : SIM_STATE_UNKNOWN, SIM_STATE_ABSENT, SIM_STATE_PIN_REQUIRED, SIM_STATE_PUK_REQUIRED, SIM_STATE_NETWORK_LOCKED, SIM_STATE_READY
12. public String getSimOperator() : MCC+MNC (mobile country code + mobile network code) of the provider of the SIM. 5 or 6 decimal digits
13. public String getSimOperatorName() : Service Provider Name (SPN)
14. public String getSimCountryIso() : ISO country code equivalent for the SIM provider's country code
15. public String getSimSerialNumber() : serial number of the SIM
16. public StringgetSubscriberId() : unique subscriber ID, for example, the IMSI for a GSM phone
17. public String getLine1Number() : phone number string for line 1, for example, the MSISDN for a GSM phone
18. public String getLine1AlphaTag() : alphabetic identifier associated with the line 1 number
19. public String getVoiceMailNumber() : voice mail number
20. public String 
getVoiceMailAlphaTag() : alphabetic identifier associated with the voice mail number
21. public int getCallState() : CALL_STATE_IDLE , CALL_STATE_RINGING, CALL_STATE_OFFHOOK
22. public int getDataActivity() : DATA_ACTIVITY_NONE, DATA_ACTIVITY_IN, DATA_ACTIVITY_OUT, DATA_ACTIVITY_INOUT
23. public int getDataState() : DATA_DISCONNECTED, DATA_CONNECTING, DATA_CONNECTED, DATA_SUSPENDED
GsmCellLocation :
1. public int getRssi() : received signal strength in "asu", ranging from 0 - 31, or UNKNOWN_RSSI if unknown For GSM, dBm = -113 + 2*asu, 0 means "-113 dBm or less" and 31 means "-51 dBm or greater"
2. public int getCid() : cell id, UNKNOWN_CID if unknown, 0xffffffff max legal value
