By Erik Dahlman
Reflecting the hot of entirety of LTE’s specification, the hot version of this bestseller has been absolutely up to date to supply an entire photograph of the LTE approach. the most recent LTE criteria are integrated at the radio interface structure, the actual layer, entry techniques, MBMS, including 3 fresh chapters on LTE Transmission techniques, versatile Bandwidth in LTE and LTE evolution into IMT-Advanced.
Key applied sciences awarded contain multi-carrier transmission, complicated single-carrier transmission, complicated receivers, OFDM, MIMO and adaptive antenna strategies, complex radio source administration and protocols, and varied radio community architectures. Their function and use within the context of cellular broadband entry as a rule is defined. either a high-level evaluate and extra unique step by step reasons of HSPA and LTE implementation are given. an outline of different similar structures reminiscent of TD SCDMA, CDMA2000, and WiMAX is additionally provided.
The re-creation has up to date assurance of the lately released LTE free up eight radio-access usual, giving the reader perception into the continuing and destiny strategy of LTE and LTE-Advanced standardisation.
Coverage on LTE during this variation comprises ( overall of 270 pages on LTE):
- Easy-to-access review of the LTE protocol layers
- Complete description of LTE actual layer together with reference signs, keep an eye on signalling, multi-antenna transmission schemes
- Covers either FDD and TDD, their primary distinction and their impression at the LTE design
- Detailed description of entry methods together with mobile seek, random entry, broadcast of process information
- Transmission systems, 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 are going to understand WHAT to transmit, yet now not WHY and the way. this is often the place our publication turns into very important. not just does it offer an easy-to-read description of the signs, techniques, and mechanisms in LTE, it additionally tells you WHY a definite sign, channel or process is current and the way it really is used. After studying the booklet, you've a great figuring out on how LTE works and why it really is designed how it is." - the authors
The authors of the ebook all paintings at Ericsson examine and are deeply fascinated 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 information of the criteria and applied sciences (160 new pages): LTE radio interface structure, LTE actual layer and LTE entry procedures.
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Extra info for 3G Evolution: HSPA and LTE for Mobile Broadband
The unpaired bands can for example be used for Time Division Duplex (TDD) operation. Note that the band that is most globally deployed for 3G is still 2 GHz. 3GPP first defined UTRA in Release 99 for the 2 GHz bands, with 2 × 60 MHz for UTRA FDD and 20 + 15 MHz of unpaired spectrum for UTRA TDD. A separate definition was also made for the use of UTRA in the US PCS bands at 1900 MHz. The concept of frequency bands with separate and release-independent requirements were defined in Release 5 of the 3GPP specifications.
5G. The 3G radio access development is today handled in 3GPP. However, the initial steps for 3G were taken in the early 1990s, long before 3GPP was formed. What also set the stage for 3G was the internationalization of cellular standardization. GSM was a pan-European project, but quickly attracted worldwide interest when the GSM standard was deployed in a number of countries outside Europe. There are today only three countries worldwide where GSM is not deployed. A global standard gains in economy of scale, since the market for products becomes larger.
During the fall 2005, 3GPP TSG RAN WG1 made extensive studies of different basic physical layer technologies and in December the TSG RAN plenary decided that the LTE radio access should be based on OFDM in the downlink and single carrier FDMA in the uplink. Chapters 14–17 will go through the LTE radio interface in more detail. At the same time as the LTE discussion was ongoing, 3GPP TSG RAN and its WGs continued to evolve the WCDMA system with more functionality, most notably MBMS and Enhanced Uplink.
3G Evolution: HSPA and LTE for Mobile Broadband by Erik Dahlman