By Erik Dahlman
Reflecting the hot finishing touch of LTE’s specification, the hot version of this bestseller has been totally up to date to supply a whole photo of the LTE procedure. the newest LTE criteria are incorporated at the radio interface structure, the actual layer, entry approaches, MBMS, including 3 fresh chapters on LTE Transmission approaches, versatile Bandwidth in LTE and LTE evolution into IMT-Advanced.
Key applied sciences provided contain multi-carrier transmission, complicated single-carrier transmission, complex receivers, OFDM, MIMO and adaptive antenna strategies, complicated radio source administration and protocols, and diversified radio community architectures. Their position and use within the context of cellular broadband entry commonly is defined. either a high-level assessment and extra targeted step by step reasons of HSPA and LTE implementation are given. an outline of alternative comparable platforms equivalent to TD SCDMA, CDMA2000, and WiMAX can be provided.
The new version has up to date insurance of the lately released LTE free up eight radio-access ordinary, giving the reader perception into the continuing and destiny means of LTE and LTE-Advanced standardisation.
Coverage on LTE during this version comprises ( overall of 270 pages on LTE):
- Easy-to-access evaluation of the LTE protocol layers
- Complete description of LTE actual layer together with reference indications, regulate signalling, multi-antenna transmission schemes
- Covers either FDD and TDD, their basic distinction and their influence at the LTE design
- Detailed description of entry approaches together with mobilephone seek, random entry, broadcast of procedure information
- Transmission tactics, together with retransmission protocols, scheduling, uplink energy control
- Evolution in the direction of IMT-Advanced ("4G")
"Reading a specification calls for a few attempt. After analyzing the spec, you will comprehend WHAT to transmit, yet no longer WHY and the way. this can be the place our e-book turns into vital. not just does it supply an easy-to-read description of the signs, approaches, and mechanisms in LTE, it additionally tells you WHY a definite sign, channel or process is current and the way it's used. After studying the ebook, you've gotten an exceptional realizing on how LTE works and why it's designed how it is." - the authors
The authors of the ebook all paintings at Ericsson examine and are deeply inquisitive about 3G improvement and standardisation because the early days of 3G examine. they're major specialists within the box and are at the present time nonetheless actively contributing to the standardisation of either HSPA and LTE inside of 3GPP. This contains info of the factors and applied sciences (160 new pages): LTE radio interface structure, LTE actual layer and LTE entry procedures.
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Additional resources for 3G Evolution HSPA and LTE for Mobile Broadband
1225 . The evaluation criteria set the target data rates for the 3G circuit-switched and packet-switched data services: ● ● ● Up to 2 Mbps in an indoor environment. Up to 144 kbps in a pedestrian environment. Up to 64 kbps in a vehicular environment. These numbers became the benchmark that all 3G technologies were compared with. However, already today, data rates well beyond 2 Mbps can be seen in deployed 3G systems. 3 Research on 3G In parallel with the widespread deployment and evolution of 2G mobilecommunication systems during the 1990s, substantial efforts were put into 3G research activities.
The UTRA (and GSM/EDGE) specifications are developed, maintained and approved in 3GPP. After approval, the organizational partners transpose them into appropriate deliverables as standards in each region. In parallel with the initial 3GPP work, a 3G system based on TD-SCDMA was developed in China. TD-SCDMA was eventually merged into Release 4 of the 3GPP specifications as an additional TDD mode. The work in 3GPP is carried out with relevant ITU recommendations in mind and the result of the work is also submitted to ITU.
The reason is that IP as a bearer of new services can be used to introduce new services as they come, not requiring an extensive special design of the system. Of course, this requires that the devices used in the mobilecommunication system can be programmed by third-party providers and that the operators allow third-party service providers to use their network for communication. Another important factor is that operators need to provide the services to all the users. Not only one user needs to get the low delay, high data rate, etc.
3G Evolution HSPA and LTE for Mobile Broadband by Erik Dahlman