|
gptkbp:instance_of
|
gptkb:Telecommunications
|
|
gptkbp:card_number
|
gptkb:Yes
|
|
gptkbp:cellular_technology
|
TDMA
|
|
gptkbp:communication_system
|
gptkb:Yes
|
|
gptkbp:coverage
|
Urban and Suburban
|
|
gptkbp:data_transmission
|
Limited Speed
|
|
gptkbp:data_usage
|
up to 50 kbps
|
|
gptkbp:developed_by
|
gptkb:AT&_T_Inc.
|
|
gptkbp:discontinued
|
gptkb:2017
|
|
gptkbp:end_of_life
|
gptkb:2017
|
|
gptkbp:frequency
|
1900 MHz
850 MHz
|
|
gptkbp:global_system_for_mobile_communications
|
gptkb:Yes
|
|
gptkbp:handover
|
Soft Handover
|
|
gptkbp:has_limitations
|
gptkb:Low
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
AT& T 2 G
|
|
gptkbp:infrastructure
|
Core Network
|
|
gptkbp:is_standardized_by
|
gptkb:GSM
|
|
gptkbp:launched
|
gptkb:1994
|
|
gptkbp:legacy
|
gptkb:Limited
|
|
gptkbp:market_launch
|
gptkb:1994
|
|
gptkbp:mms
|
gptkb:Limited
|
|
gptkbp:mobile_broadband
|
Not Supported
|
|
gptkbp:mobile_device_compatibility
|
Basic Phones
|
|
gptkbp:mobile_network_operator
|
gptkb:AT&_T_Inc.
|
|
gptkbp:mobile_technology
|
Second Generation
|
|
gptkbp:mobile_telephony
|
gptkb:Yes
|
|
gptkbp:network
|
gptkb:Limited
2 G
|
|
gptkbp:network_transition
|
2 G to 3 G
|
|
gptkbp:performance
|
Higher than 3 G
|
|
gptkbp:predecessor
|
gptkb:AT&_T_1_G
|
|
gptkbp:protocol
|
GPRS/ EDGE
|
|
gptkbp:reliability
|
Moderate
Variable
|
|
gptkbp:roaming
|
International
|
|
gptkbp:security
|
A5/1
|
|
gptkbp:service
|
gptkb:2017
|
|
gptkbp:service_area
|
gptkb:United_States
|
|
gptkbp:service_type
|
Packet-switched
|
|
gptkbp:services
|
gptkb:GPRS
Voice and SMS
|
|
gptkbp:services_provided
|
gptkb:AT&_T
|
|
gptkbp:sms
|
Supported
|
|
gptkbp:sound
|
digital
|
|
gptkbp:successor
|
gptkb:AT&_T_3_G
|
|
gptkbp:technology
|
gptkb:GSM
|
|
gptkbp:technology_evolution
|
From 1 G to 2 G
|
|
gptkbp:user_base
|
Declining
|
|
gptkbp:user_experience
|
Basic Services
|
|
gptkbp:voice_acting
|
Circuit-switched
|
|
gptkbp:voice_call_quality
|
Good
|
|
gptkbp:voice_codec
|
AMR
|
|
gptkbp:voice_service_type
|
PSTN
|
|
gptkbp:bfsParent
|
gptkb:AT&_T_3_G
|
|
gptkbp:bfsLayer
|
6
|