By Erik Dahlman
Reflecting the hot final touch of LTE’s specification, the recent variation of this bestseller has been absolutely up-to-date to supply an entire photo of the LTE process. the newest LTE criteria are incorporated at the radio interface structure, the actual layer, entry strategies, MBMS, including 3 fresh chapters on LTE Transmission systems, versatile Bandwidth in LTE and LTE evolution into IMT-Advanced.
Key applied sciences provided contain multi-carrier transmission, complicated single-carrier transmission, complicated receivers, OFDM, MIMO and adaptive antenna ideas, complex radio source administration and protocols, and assorted radio community architectures. Their position and use within the context of cellular broadband entry quite often is defined. either a high-level review and extra exact step by step causes of HSPA and LTE implementation are given. an outline of different comparable structures resembling TD SCDMA, CDMA2000, and WiMAX can also be provided.
The new version has up to date insurance of the lately released LTE unencumber eight radio-access commonplace, giving the reader perception into the continuing and destiny strategy of LTE and LTE-Advanced standardisation.
Coverage on LTE during this version comprises ( overall of 270 pages on LTE):
- Easy-to-access assessment of the LTE protocol layers
- Complete description of LTE actual layer together with reference signs, regulate signalling, multi-antenna transmission schemes
- Covers either FDD and TDD, their primary distinction and their effect at the LTE design
- Detailed description of entry tactics together with mobilephone seek, random entry, broadcast of method information
- Transmission methods, 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 studying the spec, you will understand WHAT to transmit, yet no longer WHY and the way. this is often the place our publication turns into vital. not just does it offer an easy-to-read description of the signs, systems, and mechanisms in LTE, it additionally tells you WHY a definite sign, channel or approach is current and the way it's used. After examining the ebook, you have an exceptional realizing on how LTE works and why it's designed how it is." - the authors
The authors of the publication all paintings at Ericsson study and are deeply desirous about 3G improvement and standardisation because the early days of 3G examine. they're best specialists within the box and are this present day nonetheless actively contributing to the standardisation of either HSPA and LTE inside of 3GPP. This comprises information of the criteria and applied sciences (160 new pages): LTE radio interface structure, LTE actual layer and LTE entry procedures.
Read or Download 3G Evolution HSPA and LTE for Mobile Broadband PDF
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Extra resources for 3G Evolution HSPA and LTE for Mobile Broadband
Large efforts have however been put into defining a minimum set of bands that can be used to provide roaming. In this way, multi-band devices can provide efficient worldwide roaming for 3G. Release 8 of the 3GPP 14 3G Evolution: HSPA and LTE for Mobile Broadband specifications includes 14 frequency bands for FDD and 8 for TDD. These are described in more detail in Chapter 20. 1036 . The recommendation also identifies which parts of the spectrum that are paired and which are unpaired. For the paired spectrum, the bands for uplink (mobile transmit) and downlink (base-station transmit) are identified for Frequency Division Duplex (FDD) operation.
Each release has a set of features added compared to the previous release. The features are defined in Work Items agreed and undertaken by the TSGs. 3. The date shown for each release is the day the content of the release was frozen. For historical reasons, the first release is numbered by the year it was frozen (1999), while the following releases are numbered 4, 5, etc. For the WCDMA Radio Access developed in TSG RAN, Release 99 contains all features needed to meet the IMT-2000 requirements as defined by ITU.
This is in particular true for the mobilecommunication industry, where the rapid growth of the number of subscribers and the global presence of the technologies have attracted several new players that want to be successful. Both new operators and new vendors try to compete with the existing operators and vendors by adopting new technologies and standards to provide new and existing services better and at a lower cost than earlier systems. The existing operators and vendors will, of course, also follow or drive new technologies to stay ahead of competition.