Written by agilents measurement experts, it offers a valuable insight into lte technology and its design and test challenges. Lteadvanced air interface technology by xincheng zhang. Mar 26, 2009 do you need to get up to speed quickly on lte. Lte is considered a good longterm option because its easier to scale up for greater capacity and performance. The place for air interface how 4g works howstuffworks. Lte air interface and procedures design, deployment and. Lte air interface adopts ofdma orthogonal frequency division multiple access for the downlink and scfdma singlecarrier frequency domain multiple access for the uplink.
Written by experienced researchers and professionals, lteadvanced air interface technology thoroughly covers the performance targets and technology components studie. Lte course for technical personnel summer school athena 2011 lte air interface. Number of subcarriers varies between 72, in a 1,4 mhz channel, and 1200 in a 20 mhz channel. Chapters cover the upper layer signaling and system architecture evolution sae. This course will cover the major aspects of the lte air interface in a manner that both technical and nontechnical people will be able to fully appreciate. Use features like bookmarks, note taking and highlighting while reading lte advanced air interface technology. Written by experienced researchers and professionals, lte advanced air interface technology thoroughly covers the performance targets and technology components studie. Written by experts actively involved in the 3gpp standards and product development, lte for umts, second edition gives a complete and uptodate overview of long term evolution lte in a systematic and clear manner. Download it once and read it on your kindle device, pc, phones or tablets. Lte air interface free download as powerpoint presentation. It describes the air interface of lte focusing on the access stratum protocol layers. A modified version of eutran air interface uu is defined. Lte, lteadvanced, sae, volte and 4g mobile communications, 2nd edition book. Besides being an explanatory text about lteadvanced air interface technology, this book exploits the technical details in the 3gpp specification, and explains the motivation and implication.
In lte technology band guard between subcarriers is of 15 khz and it is constant valued, independent from channel bandwidth. It describes the details of the optimization process including performance measurements and troubleshooting mechanisms in addition to demonstrating common issues and case studies based on actual field results. Lteadvanced air interface technology opportunities are at hand for professionals eager to learn and apply the latest theories and practices in air interface technologies. Architecture of the lte air interface an introduction to lte wiley. Understand the new technologies of the lte standard and how they contribute to improvements in system performance with this practical and valuable guide, written by an expert on lte who was intimately involved in drafting the standard.
Development of the long term evolution lte air interface has been closely linked within 3gpp to the work on a new packetswitched system architecture initially. In telecommunications, longterm evolution lte is a standard for wireless broadband communication for mobile devices and data terminals, based on the gsmedge and umtshspa technologies. Lteadvanced air interface technology, zhang, xincheng, zhou. Lte air interface course is developed to create understanding of lte air interface. The hardcover of the lte air interface protocols by mohammad t. Lte air interface protocols artech house mobile communications library 9781608072019 by kawser, mohammad t. At the conclusion of the study phase, 3gpp decided that the project objectives could not be entirely met by evolving hspa. Request pdf on jan 1, 2011, mohammad kawser and others published lte air interface protocols find, read and. Written by experienced researchers and professionals, lte advanced air interface technology thoroughly covers the performance targets and technology components studied by 3gpp for lte advanced.
Besides being an explanatory text about lteadvanced air interface technology, this book exploits the technical details in the 3gpp specification, and explains the motivation and implication behind the specifications. Use features like bookmarks, note taking and highlighting while reading lteadvanced air interface technology. Right now you wont find much in the way of pure 4g lte networks. Initial lte eutra system performance results show a 2 to 3x improvement over a reference rel6. Chapter 2 air interface concepts this chapter covers the radio aspects of lte, starting in section 2. Air interface technologies and performance kindle edition by khan, farooq. This book presents the latest details on lte from a practical and technical perspective. This paper provides a preliminary look at the air interface for lte evolved utra eutra and associated key technologies required to reach its design objectives. The content is aimed towards anyone wishing to learn the basics, or to develop a more thorough understanding. It employs amc adaptive modulation and coding as well as a number of optional mimo multipleinput multipleoutput antenna techniques and interference management methods.
Lteadvanced air interface technology kindle edition by zhang, xincheng, zhou, xiaojin. Code book and noncode book precoding improves mimo 7. Building upon on the success of the first edition, lte for umts, second edition has been revised to now contain improved coverage of the release 8 lte details, including field. The gsm air interface um provides the physical link between the mobile and the network. Besides being an explanatory text about lteadvanced air interface technology, this book exploits the technical details in the 3gpp specification, and. The cablefree lte platform is complete and includes base station, enodeb, remote radio head rrh, base band bb rf controller, evolved packet core epc and cpe devices to build complete 4g lte networks, includes all lte interfaces within the epc. Design and measurement challenges, 2nd edition book. Written by agilents measurement experts, this book offers valuable insight into the lte air interface at the physical layer. Jul 03, 2016 4 lte air interface elearning by experts. Written by experienced researchers and professionals, lteadvanced air interface technology thoroughly covers the performance targets and technology components studied by 3gpp for lteadvanced.
Sep 11, 2018 5g nr air interface for lte introducing 5g nr. It increases the capacity and speed using a different radio interface together with. The active base station can change as the user is on the move, with each changeover known as a handoff. This nas layer terminates at mme and enb shall silently pass the nas messages to mme. Lteadvanced air interface technology ebook by xincheng zhang.
Opportunities are at hand for professionals eager to learn and apply the latest theories and practices in air interface technologies. In addition, the book focuses on the endtoend aspects of the lte network architecture and different deployment scenarios of commercial lte networks. Lte air interface protocols request pdf researchgate. As a result, the lte evolved radio access network ran is based on a completely new ofdm air interface. Flexibility of deployment across various frequency bands with little needed modification to the air interface. Lte offers significantly higher packet data rates, enabling advanced multimedia applications and highspeed internet access. Rrc is the protocol that is used for communication between ue and enb.
Protocol states and mobility one of the main lte advantages is minimizing number of states transitions that led to huge saving in processor load. Instead, networks everywhere are still a hodgepodge of 3g and 4g, and even 2g technologies and air interfaces. The gsm air interface is described here, first in general terms, examining the channels used by the mobile and the network to establish communications, then with increasing detail, the procedures and messages exchanged between the peer layers of the gsm protocol stack. The access to these services is through the use of a transport channel via the mac sublayer. This course covers the major aspects of the lte air interface in a manner that both technical and nontechnical people will be able to fully appreciate. The lte air interface physical layer offers data transport services to higher layers. Lte advanced air interface technology kindle edition by zhang, xincheng, zhou, xiaojin. It describes the air interface of lte, focusing on the access stratum protocol layers. Lte, lte advanced, sae, volte and 4g mobile communications, 2nd edition book. The physical layer is expected to perform the following functions in order to provide the data transport service.
Chapter 6architecture of the lte air interface now that we have covered the principles of the air interface, we can explain how those principles are actually implemented in lte. Find all the books, read about the author, and more. However, formatting rules can vary widely between applications and fields of interest or study. This book focuses on lte with full updates including lte advanced to provide a complete picture of the lte system. Lteadvanced air interface technology crc press book. Summary this chapter covers lte air interfaces high. An air interface is the radio frequency portion of the circuit between the mobile device and the active base station. Besides being an explanatory text about lteadvanced air interface technology, this book exploits the technical details in the 3gpp specification, and explains the. Lteadvanced air interface technology 9781466501522. It goes deeply into the new 3gpp lte cellular technology, from both the technical and practical point of view, before its projected deployment in 2010.
Mar 14, 2014 in addition, the book focuses on the endtoend aspects of the lte network architecture and different deployment scenarios of commercial lte networks. This elearning course takes a look at the lte air interface and lte air interface signaling overview e award solutions. The rrc sublayer in the enb, makes handover decisions based on neighbor cell measurements reported by the ue, performs paging of the users over the airinterface, broadcasts system information, controls ue measurement and reporting functions such as the periodicity of channel quality indicator reports, and further allocates celllevel temporary identifiers to active users. The book serves as a selftraining resource, helping you understand the complex air interface protocols related to lte. Some of the key characteristics of the air interface are given in table 47. Lteadvanced air interface technology xincheng zhang. Air interface technologies and performance 9780521882217. Lte interfaces and protocols telecommunications blog.