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Reliable Data Transfer is a topic in computer networking concerning the transfer of data across unreliable channels. Unreliability is one of the drawbacks of packet switched networks such as the modern internet, as packet loss can occur for a variety of reasons, and delivery of packets is not guaranteed to happen in the order that the packets were sent.
DVB-S2 is designed for broadcast services including standard and HDTV, interactive services including Internet access, and (professional) data content distribution. The development of DVB-S2 coincided with the introduction of HDTV and H.264 (MPEG-4 AVC) video codecs .
Also unlike DVB, all DSS receivers are proprietary DirecTV reception units. DirecTV is now using a modified version of DVB-S2, the latest version of the DVB-S protocol, for HDTV services off the SPACEWAY-1, SPACEWAY-2, DirecTV-10 and DirecTV-11 [2] satellites; however, huge numbers of DSS encoded channels still remain. The ACM modulation scheme ...
DirecTV and Dish have launched internet-delivered pay-TV packages, but those have not offset losses on the satellite side. ... DirecTV service had an estimated 11.3 million subscribers (inclusive ...
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DirecTV Stream (formerly DirecTV Now and AT&T TV) is a premium streaming multichannel television service offered in the United States by DirecTV.. The brand offers pay television service without a contract, with the service utilizing a customer's existing streaming TV hardware, such as a Roku or Amazon Fire TV device, and is also available on some smart TV systems like Tizen OS by Samsung ...
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It is also used for the evolution of CDMA2000 1x specifically for Internet access, 1xEV-DO (TIA IS-856). Like 1x, EV-DO was developed by Qualcomm , and is sold by Verizon Wireless , Sprint , and other carriers (Verizon's marketing name for 1xEV-DO is Broadband Access , Sprint's consumer and business marketing names for 1xEV-DO are Power Vision ...