The uplink is becoming increasingly important, with many ues interested in uploading their clips onto online streaming providers and similar videosharing sites 1. Hspa high speed packet access free download as powerpoint presentation. Hspa is composed of the highspeed downlink packet access hsdpa protocol and the highspeed uplink packet access hsupa protocol. This results in a capacity increase of around twice that provided by the release 99 services. This chapter presents highspeed downlink packet access hsdpa for wcdmathe key new feature included in release 5 specifications. The downlink was improved in release 5 with high speed packet data access hsdpa, which provided high speed. Hspa high speed packet access a family of high speed 3g and 4g digital data services governed by the 3rd generation partnership project 3gpp. The first part of this paper describes the benefits of these. High speed downlink packet access hsdpa a means of increasing downlink capacity in wcdma cellular networks. Pdf throughput analysis for a umts high speed downlink. In the present document, backward compatibility means the ability of an hspa. In contrast to umts, where a new data packet can be transmitted at least every 10 ms, with hsdpa data packet transmission can occur every 2 ms. Umtshspa, in particular, has many key technical and business. Mobile broadband communications systems have already become a fact during the last few years.
High speed packet access hspa seminar report, ppt for ece. High speed packet access hspa is a wireless access technology designed for increasing the capacity of internet connectivity from 3g mobile terminals. This decision is reported to the subscribers via a parallel signalling channel, the high speed shared control channel, hsscch. Universal mobile telecommunications system umts and high. High speed packet access evolution concept and technologies. Also explore the seminar topics paper on high speed packet access hspa with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2015 2016.
International journal of engineering trends and technology ijett volume 4 issue 8 august 20. Introduction hspa has been designed to enhance the data packet traffic transmission on both uplink and downlink. For operators deploying high speed packet access hspa now, there is the need to continue enhancing the hspa technology 3gpp long term evolution lte being standardized now, but not backwards compatible with hspa 412 hsdpa networks in service in 157 countries oct. High speed packet access dictionary definition high. Abbreviated as hspa, high speed packet access is a set of mobile telephony protocols that includes two popular standards. Enhanced uplink scheduling for continuous connectivity in. The hsupa peak data rate in the initial phase is expected to be 12 mbps with the second phase pushing the data rate to 34mbps. Hspa is composed of the high speed downlink packet access hsdpa protocol and the high speed uplink packet access hsupa protocol. The increasing demand for capacity in order to provide high data rate multimedia services in wire.
Pdf high speed packet access evolution concept and. In the present document, the acronym hspa high speed packet access is used to qualify the fdd mode features hsdpa high speed downlink packet access and enhanced uplink as defined in the release 7 version of the 3gpp specifications. Hspahigh speed packet access about docomo ntt docomo. Get high speed packet access hspa seminar report and ppt in pdf and doc. Together hsdpa and enhanced uplink are known as high speed packet access. High speed downlink packet access hsdpa is currently rolling out across europe and user devices that support it are already available. The first phase of hsdpa was specified in the 3gpp release 5. High speed dedicated physical control channel functions and format. Building on the phenomenal success of gsm, the gsmumts ecosystem is becoming the most successful communications technology family ever. Hsdpa and hsupa together are called high speed packet access hspa. Us7263088b2 signalling scheme for high speed downlink. Abstract on hspa the high speed packet access technology is the most widely used mobile broadband technology in communication world. Oct 14, 2014 high speed packet access hspa is an amalgamation of two mobile telephony protocols, high speed downlink packet access hsdpa and high speed uplink packet access hsupa, that extends and. The throughput over hsdpa decreases significantly due to multiple access interference mai.
High speed downlink packet access 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. High speed downlink packet access hsdpa telecomspace. Hspa high speed packet access is a thirdgeneration mobile broadband communications technology. The enhanced uplink eul of wcdma or commercially called high speed uplink packet access hsupa is deployed in mobile marketing at the end of 2009. This chapter presents highspeed downlink packet access hsdpa for wideband code division multiple access wcdma, the key new feature included in the release 5 specifications. High speed uplink packet access hsupa was part of 3gpp release 6 with the first specification version in december 2004. High speed packet access hspa is a collection of mobile telephony protocols that extend and improve the performance of existing umts protocols. This document is about lte coverage and capacity dimensioning. High speed downlink packet access hsdpa a means of. Ingo forkel, hartmut klenner communication networks, aachen university, germany email. Instead of a fixed code allocation with fast power control, the code and power resource is now shared.
Studies on high speed uplink packet access performance. High speed downlink packet access in downlink a new entity called machs contains the new hsdpa functionality as seen in figure 1. Sep 01, 2014 high speed downlink packet access hsdpa is an enhanced 3g thirdgeneration mobiletelephony communications protocol in the high speed packet access hspa family, also dubbed 3. The new high speed technology is part of the 3g umts evolution. This invention relates to a method and system for signalling in a mobile communications network and more particularly to a method and system for an improved signalling scheme in using hybrid automatic repeat request harq in high speed downlink packet access hsdpa. Hspa high speed packet access training catalog hspa high speed packet access. Hsdpa high speed downlink packet access is an upgrade to umtswcdma with improvements to the downlink only, providing peak. Hspa high speed packet access high speed packet access. Design of packet transmission scheduler for high speed.
It is an evolution of the existing 3rd generation partnership project 3gpp wideband code division multiple access wcdma release 99 r99. International journal of engineering trends and technology. This application note discusses the major changes that hsdpa introduces in the wcdma physical and transport layers, including new link adaptation techniques and modifications to the structure of the physical channels, modulation, and coding. Highspeed downlink packet access hsdpa is an enhanced 3g thirdgeneration mobiletelephony communications protocol in the high. High speed packet access broadband mobile communications. Hsdpa high speed downlink packet access is an upgrade to umtswcdma with improvements to the downlink only, providing peak theoretical data rates of up to 14. Umts highspeed downlink packet access 7 terminal nodeb drift rnc serving rnc core network internet uu iub iur iu pdcp ip rlc macd machs wcdma l1 figure 1. Hspa uses 16 qam on the downlink and qpsk on the uplink. Also get the seminar topic paper on high speed packet access hspa with abstract or synopsis, documentation on advantages and disadvantages, presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2016 2017. Hspa refers to improvements made in both the downlink or high speed downlink packet access hsdpa and to the uplink or high speed uplink packet access hsupa. Universal mobile telecommunications system umts with high speed packet access hspa technology and its evolution to beyond 3g is becoming the primary global mobile broadband solution.
Computer desktop encyclopedia this definition is for personal use only all other reproduction is strictly. Shorter physical layer frames are also employed high speed uplink packet access hsupa umts release 6 complements the high speed downlink packet access hsdpa technology. Hspa is a collective name of the two different protocols, high speed downlink packet access hsdpa and high speed uplink packet access hsupa. High speed packet access hspa seminar report, ppt, pdf for.
This paper focuses on the downlink part of hspa and will brie. High speed packet access wikipedia republished wiki 2. Media in category high speed packet access the following 7 files are in this category, out of 7 total. Hsupa provides improved uplink packet support, reduced delays and a peak raw data rate of 5. Studies on high speed uplink packet access performance enhancements jyvaskyla. Terrestrial radio access network in a 5mhz deployment. In general hspa evolution consists of introduction of mimo, higher order modulation, and protocol optimizations and. Nov 23, 2015 get high speed packet access hspa seminar report and ppt in pdf and doc. From cost effective alloutdoor radios, to high power allindoor radios, and innovative new multiband offerings, aviat has the complete portfolio of mission critical radios so you can bring your lte anywhere and connect any device. As the name suggests the improvement is in the uplink where the theoretical uplink data rate can be up to 5. Umts addresses future packet services over chan nels with fluctuating quality via its high speed downlink packet access hsdpa subsystem.
High speed packet access hspa refers to a set of technologies that came about as a result of enhancements to wideband code division multiple access wcdma systems. The evolution of 3g universal mobile telecommunications systems. High speed downlink packet access hsdpa is a packet based technology for wcdma downlink with data transmission rates of 4 to 5 times that of current generation 3g networks and 15 times faster than gprs. The latest release boosts downlink speeds from the current enduser rate of 384 kbps up to 2 mbps according to standards to a maximum value according to standards of 14. An improved version of high speed packet access technology, known as evolved hspa, offers 42 mbps of throughput per cell. Pdf highspeed packet access hspa was included in third generation partnership project 3gpp releases 5 and 6 for downlink and for uplink. High speed packet access hspa is an amalgamation of two mobile protocols, high speed downlink packet access hsdpa and high speed uplink packet. High speed downlink packet access hsdpa is an enhanced 3g thirdgeneration mobile communications protocol in the high speed packet access hspa family, also dubbed 3.
The term hspa actually refers to two specific protocols used in tandem, high speed downlink packet access and high speed uplink packet access hsupa. High speed packet access hspa seminar report, ppt, pdf. Introduction the demands of packet data applications have resulted in several improvements over the original wcdma release 99. Pdf in this paper we present the main concepts of high speed packet access evolution currently being standardized in 3gpp. High speed packet access hspa is an amalgamation of two mobile protocols, high speed downlink packet access hsdpa and high speed uplink packet access hsupa, that extends and improves the performance of existing 3g mobile telecommunication networks using the wcdma protocols.
High speed packet access wikimili, the best wikipedia reader. Pdf highspeed packet access evolution in 3gpp release 7. Deployed by gsm cellular carriers, at the end of 2014, nearly two billion subscribers were using hspa worldwide. Low hsdpa throughput ue access even in cell center. Hspdsch high speed downlink physical shared channel functions and format. Abstractin this paper we present the main concepts of high speed packet access evolution currently being standardized in 3gpp.
The purpose of this thesis is to a address variety of performance. Hsdpa is a feature of releases 5 and 6 of umts which will allow downstream packet data at between 4 and 10 mbps by introducing a. In case of dispute, the reference shall be the printing on etsi printers of the pdf version kept on a specific. The contents of the present document are subject to continuing work within the. High speed packet access article about high speed packet. It offers download speeds of up to 168 mbps and upload speeds of up to 22 mbps as of release 10. The improved data rates support high bandwidth services like video streaming and the reduced. Request pdf design of packet transmission scheduler for high speed downlink packet access systems this paper proposes a packet scheduler for high speed downlink packet access hsdpa systems. Explore high speed packet access hspa with free download of seminar report and ppt in pdf and doc format. Highspeed packet access hspa refers to a set of technologies that came about as a result of enhancements to wideband code division multiple access wcdma systems. In june 2009, it launched the hsupa service providing maximum data rate of 5. Downlink access hsdpa and enhanced dedicated channel edch have been introduced as new features of umts for.
Hspa is a packet communications system, an expansion to the wcdma system, which combines hsdpa high speed downlink packet access for enhancing the downlink data rates and hsupa high speed uplink packet access for enhancing the uplink data rates. Hsdpa speeds are ideal for bandwidthintensive applications, such as large file transfers, streaming multimedia and fast web. Principales caracteristiques des releases umts a lacces. Speed uplink packet access hsupa, radio and core network enhancements, automated emergency calls ecall from vehicles and cdma2000. The hspa technology is referred to both high speed downlink packet access 3gpp release 5 and to high. High speed packet access hspa is an amalgamation of two mobile telephony protocols, high speed downlink packet access hsdpa and high. High speed packet access hspa 1 is an amalgamation of two mobile protocols, high speed downlink packet access hsdpa and high speed uplink packet access hsupa, that extends and improves the performance of existing 3g mobile telecommunication networks using the wcdma protocols. High speed data packet access hsdpa to provision the enhanced support for wireless internet services, hsdpa was standardized in 3gpp r5 and r6. This chapter presents high speed downlink packet access hsdpa for wideband code division multiple access wcdma, the key new feature included in the release 5 specifications.
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