The main idea of HSDPA concept is a growth of packet access throughput with methods known from Global System for Mobile Communication (GSM)/ Enhanced Data Rates for Global Evolution (EDGE) standards, involving link adaptation and fast physical layers (L1) retransmission combining. The demand of arriving to possible memory requirements and bringing control for link adaptation closer to the air interface brought forward the High Speed Downlink Shared Channel (HS-DSCH).
Recommended Project : Report on Global System for Mobile Communication (GSM)
HSPA+, or Evolved High-Speed Packet Access, is a technical standard for wireless, broadband telecommunication. HSPA+ enhances the widely used WCDMA (UMTS) based 3G networks with higher speeds for the end user that are comparable to the newer LTE networks. HSPA+ was first defined in the technical standard 3GPP release 7 and expanded further in later releases.
Author:-Rajat Arora
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