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As of 2018 SLT-MOBITEL was Sri Lanka's second largest mobile network operator with over 7.9 million subscribers. [4] SLT-MOBITEL offers a variety of services and currently operates GSM, GPRS, EDGE, UMTS, HSPA, HSPA+, DC-HSPA+ and FD-LTE network utilising 2G, 3.5G, 4G and 4.5G, 5G technologies with VoLTE service. [5]
Wi-Fi 6, or IEEE 802.11ax, is an IEEE standard from the Wi-Fi Alliance, for wireless networks . It operates in the 2.4 GHz and 5 GHz bands, [ 9 ] with an extended version, Wi-Fi 6E , that adds the 6 GHz band. [ 10 ]
Wi-Fi (/ ˈ w aɪ f aɪ /) [1] [a] is a family of wireless network protocols based on the IEEE 802.11 family of standards, which are commonly used for local area networking of devices and Internet access, allowing nearby digital devices to exchange data by radio waves.
The network was only made available to educational and research communities. In the 1985/1986 period with the use of an old TRS 80 model which ran Xenix, computer engineers and scholars were able to demonstrate a remote login from University of Moratuwa (UoM) which connected a computer in University of Colombo for the first time.
As of September 2018, Hutch has network coverage of approximately 90% of the entire island. Hutch announced that they acquired Etisalat on 30 November 2018. [5] Hutchison Telecom Lanka is a member of Hutchison Asia Telecom which comprises mobile telecommunications operations in the emerging markets of Indonesia, Vietnam, and Sri Lanka.
On May 6, 2011, Sri Lanka Telecom Mobitel successfully demonstrated 4G LTE for the first time in South Asia, achieving a data rate of 96 Mbit/s in Sri Lanka. [ 64 ] On May 7, 2011, Sri Lankan Mobile Operator Dialog Axiata PLC switched on the first pilot 4G LTE Network in South Asia with vendor partner Huawei and demonstrated a download data ...
Wireless LAN (WLAN) channels are frequently accessed using IEEE 802.11 protocols. The 802.11 standard provides several radio frequency bands for use in Wi-Fi communications, each divided into a multitude of channels numbered at 5 MHz spacing (except in the 45/60 GHz band, where they are 0.54/1.08/2.16 GHz apart) between the centre frequency of the channel.
On January 5, 2012, Broadcom announced its first 802.11ac Wi-Fi chips and partners [31] and on April 27, 2012, Netgear announced the first Broadcom-enabled router. [32] On May 14, 2012, Buffalo Technology released the world’s first 802.11ac products to market, releasing a wireless router and client bridge adapter. [ 33 ]
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