He recently completed his interaction design studies at copenhagen institute of interaction design ciid. Also this paper tries to present the advantages why operators are. Undergraduate architectural portfolio by varsha kolur issuu. Gsm works on ftdma principle while umts works on cdma principle. Sep 15, 2017 this feature is not available right now. The umts world is an 3g mobile system news and information provider. Given the inherent differences between these wireless standards, a number of technical challenges have. Is it appropriate to use a website like wordpress to create an online portfolio, or do employers prefer to see a printed pdf portfolio. Code division multiple access cdma is a digital cellular technology used for mobile communication.
Both frequency division duplex fdd and time division duplex tdd variants are supported. Wcdma vs gsm wcdma wideband code division multiplexing access and gsm are two technologies that are used in mobile telecommunications. Hi, im an architecture student in the process of looking for jobs and putting together a portfolio. Lack of spectrum availability issues issue and offer more protection against severe multipath degradation than narrow. Celladvisor offers a simple, easytouse interface with a rich. For example, a pdf portfolio can include text documents, email messages, spreadsheets, cad drawings, and powerpoint presentations. In recent years, architecture firms and students alike have been switching from paper portfolios to digital presentations. The open architecture of the wcdma core network wideband code division multiple access wcdma is a 3rd generation mobile. Layer 2 consists of medium access control mac radio link control rlc the broadcast multicast control bmc packet data convergence protocol pdcp 3. Graduate architecture portfolio architecture portfolio. Preparing a portfolio 3 get criticismfeedback from peers, professors, or the university to which you are applying leave enough time to revise save all files and continue to build portfolio throughout your academic and professional career.
Undergraduate architecture portfolio by lszatko issuu. Institute of communications engineering national sun yatsen university. April 24, 2001 ece371vv wcdma 5 standardization of 3g various standards bodies are in the process of making standards for imt2000. This page on gsm vs umts describes difference between gsm and umts. Celladvisor offers a simple, easytouse interface with a. Wcdma is deployed in the 850 and 1900 of the existing frequency allocations and the new 3g band 17002100 should be available in the near future. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Lowest layer in this interface is physical layer, phy. Umts is a complete system architecture as in gsm emphasis on standardized interfaces mix and match equipment from various vendors simple evolution from gprs allows one to reuseupgrade some of the gprs backhaul equipment backward compatible handsets and signaling to support intermode and intersystem handoffs. A high speed 3g mobile wireless technology with capacity to offer higher data rate than cdma. The files in a pdf portfolio can be in a wide range of file types created in different applications. As shown in the figure there are three main components in umts network architecture, user equipments is composed of mobile equipment me and usim. This is 60 page minimal brochure template is for designers working on productgra. Wcdma for umts radio access for third generation mobile communications third edition edited by harri holma and antti toskala both of nokia, finland.
Integration of intelligence at the access edgeas a greater variety of services and user types cross the mobile network, it is critical to have greater network and. Architecture portfolio template free best of design architecture portfolio layout indesign interactive pdf portfolio. Qoriq qonverge portfolio white paper challenges in evolving networks as wireless networks evolve, support for lte and wcdma standards and multimode operation with both technologies running simultaneously are becoming requisite. The difference between these two is that gsm is a 2g technology and wcdma is a part of the newer 3g group of technologies. The service aspects, architecture, protocols, and implementation strategies are all presented in a clear, concise format. Other support subjects such as history and theory of architecture, representation. Cdma architecture soft handoff hard handoff are defined as the milliseconds in which a mobile unit is passed from one cell to the other and there is no connection. Wcdma the radio technology of umts is a part of the itu imt2000 family of 3g standards. Nearly every firm today has a website to display their past projects. The physical layer has interface to both mac and rrc sublayer.
Architecture sample portfolio university of auckland. At first i will center the study in the objectives and main characteristic of this generation. Wideband cdma has a bandwidth of 5 mhz with high speed data rates of 144 and 384 kbs uplink and downlink respectively. Frist hall addition is a project i helped design at hastings architecture associates. Put your work in the best light with the help of this black and white architecture portfolio template. Its simplistic approach to design and construction helps deliver successful and ontime completion reliably and efficiently. Gsm wcdma hspa lte edge lte is the next step on the migration path to wireless broadband. Image 30 of 69 from gallery of the best architecture portfolio designs. Le reseau umts est compose dun reseau dacces utran umts terrestrial radio access. An impressive and informative portfolio is a must these days if you want to stand out from the crowd.
Wcdma has the capacity to easily handle bandwidthintensive applications such as video, data, and image transmission necessary for mobile internet services. No matter if its a photography portfolio, graphic design portfolio, fashion portfolio, resume portfolio or simply architecture. Small cells call for scalable architecture white paper. When a unit is about to leave one cell area and travel to another it seeks out the strongest cell signal it can find. Lets be serious, we all know how important it is to present your work through a professional portfolio. First, the lte network reference model is defined and its basic evolved packet system eps entities and the functions of each entity are described. Umts capacity simulation study andres felipe cosme hurtado. In 1998, wideband cdma received strong support as umts terrestrial air interface for fdd frequency band. Jul 10, 20 this document provides a brief overview of the lte network architecture as the first technical document of lte area.
System architecture for 3gpp lte modem using a programmable. When applying for an architecture job, you need to make sure you have the perfect portfolio. The qoriq qonverge b series of devices brings together the processing power. These 17 highquality examples from archdaily readers can help you in designing your own. Course contents historical vision lte capabilities system architecture 3. Within 3gpp, wcdma is called utra universal terrestrial radio access, fdd frequency division duplex and tdd time division duplex, the name wcdma being used to cover both fdd and tdd operation. Wcdma was adopted as a standard by the international mobile telecommunications.
Wcdma including the ran radio access network and the cn core network. Separation of access technology, transport technology, service technology. This design not only provides size and power benefits, but. Both are cellular wireless technologies developed for mobile communications.
Qualcomm incorporated includes qualcomms licensing business, qtl, and the vast majority of its patent portfolio. An ms has a number of identities including the international mobile. I hand rendered the sketch above as a visual to communicate our layout concept with the client. System architecture for 3gpp lte modem using a programmable baseband processor di wu, johan eilert and dake liu department of electrical engineering, link. This course explains the purpose of the wcdma core, radio, and service network elements together with the standardization of the wcdma access network. Undergraduate architecture portfolio by parikshit raghav issuu portfolio request architecture and design issuu is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online. Network systems technologies, llc 3 wcdma radio access network wcdma network is deployed in. Wideband code division multiple access wcdma is a thirdgeneration 3g standard that employs the directsequence code division multiple access dscdma channel access method and the frequencydivision duplexing fdd method to provide highspeed and highcapacity service. The network architecture can be divided into subsystems based on the nature of traffic, protocol structures, physical elements. This whitepaper describes an efficient implementation of a highperformance dsp architecture for wideband code division multiple access wcdma receivers, implemented using cadence tensilica dsp cores that have been optimized for 3g, wcdma systems. Cdma2000a world view johan langer and gwenn larsson the worldos first cdma2000 networks were launched in korea in october 2000, providing 144 kbits data rates to subscribing customers and delivering nearly twice the voice capacity that operators experienced with their cdmaone is95 systems. The ran is used to process all the radiorelated functions, while the cn is used to process all voice calls and data connections within the umts system, and implements the function of external network switching and routing. What is wideband code division multiple access wcdma.
Prior to this, he graduated in architecture from the school of architecture, cept university, ahmedabad, india. Voice capacity offered is very high due to interference control mechanisms, including frequency reuse of 1. White paper qoriq qonverge portfolio nxp semiconductors. Radio base station node b the radio base station handles the radio transmission and reception tofrom the handset over the radio interface uu. Etsi in europe arib in japan tia and t1p1 in the usa tta in south korea arib and etsi have now harmonized their standards, and their air interface is now commonly referred as wcdma. In addition, the participants will learn how ericssons mobile core network solution connects to external. It is controlled from the radio network controller via the iub interface. Gsm technology global system for mobile communication or groupe special mobile to standardize cellular communication thoughout europe. An efficient, highperformance dsp architecture for wcdma. These network nodes are called gsns gprs support nodes and are responsible for the routing and delivery of the data packets to and form the ms and external packet data networks pdn. Buy graphic design portfolio template by adekfotografia on graphicriver. Wcdma for umts, fourth edition also covers 3gpp wcdma release 99, high speed downlink packet access hsdpa in release 5 and high speed uplink packet access hsupa in release 6, which are already deployed commercially.
Cdma is the base on which access methods such as cdmaone, cdma2000, and wcdma are built. Lte network architecture evolution aalto university. The design was approved and the rendering was further used for their marketing purposes. This tutorial on umts covers network architecture in umts system. Efort l umts universal mobile telecommunications system designe une. Free portfolio templates to customize online flipsnack. Physical layer in uu interface is wcdma physical layer fixed network side is based either on. This, together with a thorough grounding of the wideband code division multiple access wcdma scheme used in umts, the structure of the air interface, the associated radio planning issues and migration strategies. The gsm base station subsystem bss and the wcdma radio access network ran are both connected to the gsm core network for providing a radio connection to the handset.
Wcdma open loop power control in wcdma attempt to make a rough estimation of path loss by measuring downlink beacon signal problem far too inaccurate fast fading is essentially uncorrelated between uplink and downlink due to large frequency separation of uplink and downlink band of wcdma fdd mode. Umts network architecture ran corenetwork ue umts tutorial. Umts system architecture and protocol architecture overview on overall system architecture umts network architecture and elements mobile station highlevel functions umts domains and strata umtsgprs protocol architecture references. The original files retain their individual identities but are assembled into one pdf. Demonstrate originality and inventiveness, but also accept the restrictions and conventions of professionalism, and show that you can get your ideas. Wideband code division multiple access, along with umtsfdd, utrafdd, or imt2000 cdma direct spread is an air interface standard found in 3g mobile telecommunications networks. Multimedia broadcast multicast system mbms is also described in detail. Wcdma network architecture wcdma including the ran radio access network and the cn core network. The gsm network architecture is defined in the gsm specifications and it can be grouped into four main areas. It supports conventional cellular voice, text and mms services, but can also carry data at high speeds, allowing mobile operators to deliver higher bandwidth applications including streaming and. The wcdma radio access network consists of two types of nodes.
Wcdma technology provides some advantages for the operator in that it allows the data, but also improves the voice of base. Logically, the cn is divided into the cs circuit switched domain and the ps packet switched. A pdf portfolio contains multiple files assembled into an integrated pdf unit. Gallery of the best architecture portfolio designs 30. Request pdf an introduction to 3g core network architecture. Difference between wcdma and gsm difference between. Preparing a portfolio 1 the portfolio is a creative act, showing your skills and imagination, but it is also an act of communication and a tool for selfpromotion. After assembling a pdfportfolio in adobe acrobat, you can easily e. What is umts network architecture radio access radio interface frequency bands umts cdma modulation data channels umts tdd tdsdcdma handover. As wcdma mobile penetration increases, it allows wcdma networks to carry a greater share of voice and data traffic.
This type of sim card mobility is analogous to terminal mobility, but provides a personalmobilitylike service within the gsm mobile network refer to chapter 11 for more details. It contains all the features and capabilities required to perform field testing at sites using all wireless technologies from 2g to 4g. It has an effective layout, a simple design, and powerfully used white space. Architecture graduate portfolio collection of design and creative works. Wcdma ran w15 training programs catalog of course descriptions. Gprs system architecture the gprs is an enhancement over the gsm and adds some nodes in the network to provide the packet switched services. Lte network architecture evolution ville eerola helsinki university of technology ville. In order that the gsm system operates together as a complete system, the overall network architecture brings together a series of data network identities, each with several elements. February, 28th 2005 overview in this document i make a study of third mobiles generation systems.