Glossary of mobile telephony terms
Dual mode phones
They can be used as a GSM or CDMA phone according to your preference.
These are essentially 2 phones in one device.
OR
Mobile phones containing both cellular and non-cellular radios used for voice and data communication purpose. Cellular radio contains GSM/CDMA/W-CDMA and non-cellular contains technology like IEEE 802.11 (Wi-Fi) radio or DECT (Digital Enhanced Cordless Telecommunications) radio. These phones can be used as cellular phones when connected to a wide area cellular network. When within range of a suitable WiFi or DECT network, the phone can be used as a WiFi/DECT phone for all communications purposes.
e.g. GSM and WiFi phones using VoIP
POTS
Plain old telephone service
Wi-Fi
A Wi-Fi enabled device such as a PC, game console, mobile phone, MP3 Player or PDA can connect to the internet when within range of a wireless network connected to the internet.
They can be used as a GSM or CDMA phone according to your preference.
These are essentially 2 phones in one device.
OR
Mobile phones containing both cellular and non-cellular radios used for voice and data communication purpose. Cellular radio contains GSM/CDMA/W-CDMA and non-cellular contains technology like IEEE 802.11 (Wi-Fi) radio or DECT (Digital Enhanced Cordless Telecommunications) radio. These phones can be used as cellular phones when connected to a wide area cellular network. When within range of a suitable WiFi or DECT network, the phone can be used as a WiFi/DECT phone for all communications purposes.
e.g. GSM and WiFi phones using VoIP
POTS
Plain old telephone service
Wi-Fi
A Wi-Fi enabled device such as a PC, game console, mobile phone, MP3 Player or PDA can connect to the internet when within range of a wireless network connected to the internet.
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