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2. High Speed Packet Access - Wikipedia

   en.wikipedia.org/wiki/High_Speed_Packet_Access

   High Speed Downlink Packet Access (HSDPA) is an enhanced 3G (third-generation) mobile communications protocol in the High-Speed Packet Access (HSPA) family. HSDPA is also known as 3.5G and 3G+ . It allows networks based on the Universal Mobile Telecommunications System (UMTS) to have higher data speeds and capacity.

3. Telecommunications link - Wikipedia

   en.wikipedia.org/wiki/Telecommunications_link

   Pertaining to radiocommunication service, a downlink (DL or D/L) is the portion of a feeder link used for the transmission of signals from a space radio station, space radio system or high altitude platform station to an earth station. In the context of satellite communications, a downlink (DL) is the link from a satellite to a ground station.

4. Evolved High Speed Packet Access - Wikipedia

   en.wikipedia.org/wiki/Evolved_High_Speed_Packet...

   HSPA+ sign shown in notification bar on an Android-based smartphone. Evolved High Speed Packet Access, HSPA+, HSPA (Plus) or HSPAP, is a technical standard for wireless broadband telecommunication. It is the second phase of HSPA which has been introduced in 3GPP release 7 and being further improved in later 3GPP releases.

5. Smartphone ad hoc network - Wikipedia

   en.wikipedia.org/wiki/Smartphone_ad_hoc_network

   This has the potential to threaten telecommunication operators (telcos). Smart phone mobile ad hoc networks can operate independently and allow communications among smart phones users without the need for any 3G or 4G LTE signals to be present. Wi-Fi ad hoc mode was first implemented on Lucent WaveLAN 802.11a/b on laptop computers. Since Wi-Fi ...

6. Mobile data offloading - Wikipedia

   en.wikipedia.org/wiki/Mobile_data_offloading

   Rules triggering the mobile offloading action can be set by either an end-user (mobile subscriber) or an operator. [1] The code operating on the rules resides in an end-user device, in a server, or is divided between the two. End users do data offloading for data service cost control and the availability of higher bandwidth.

7. Thuraya - Wikipedia

   en.wikipedia.org/wiki/Thuraya

   Thuraya is the mobile satellite services subsidiary of Yahsat, a global satellite operator based in the United Arab Emirates, fully owned by Mubadala Investment Company. [ citation needed ] The geostationary nature of the service implies high round trip times from satellite to earth leading to a noticeable lag being present during voice calls.