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|z 9780128200469
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|z 0128200464
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|a (OCoLC)1164392361
|z (OCoLC)1160950097
|z (OCoLC)1161640463
|z (OCoLC)1192550509
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|a 621.3845/6
|2 23
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| 100 |
1 |
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|a Asplund, Henrik,
|e author.
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| 245 |
1 |
0 |
|a Advanced antenna systems for 5G network deployments :
|b bridging the gap between theory and practice /
|c Henrik Asplund [and eleven others].
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| 264 |
|
1 |
|a Amsterdam :
|b Academic Press,
|c 2020.
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| 300 |
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|a 1 online resource
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| 336 |
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|a text
|b txt
|2 rdacontent
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| 337 |
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|a computer
|b c
|2 rdamedia
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| 338 |
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|a online resource
|b cr
|2 rdacarrier
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| 505 |
0 |
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|a Front Cover -- Advanced Antenna Systems for 5G Network Deployments -- Copyright Page -- Contents -- Authors -- Preface -- Introduction -- Purpose -- Outline -- Reading Guidelines -- Acknowledgments -- Abbreviations -- 1 Introduction -- 1.1 Multi-antenna Technologies and Advanced Antenna Systems -- 1.2 Brief History of multi-antenna Technologies and Advanced Antenna System -- 1.2.1 Before Mobile Communication Systems -- 1.2.2 Introduction of multi-antenna Technologies to Telecom -- 1.2.2.1 2G-Early attempts -- 1.2.2.2 3G-Introduced but not widely used
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| 505 |
8 |
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|a 1.2.2.3 4G-Intrinsic, initially limited but gradually evolving -- 1.2.2.4 5G-Intrinsic and advanced -- 1.3 Why Advanced Antenna Systems Now? -- 1.4 Academic Work -- References -- 2 Network Deployment and Evolution -- 2.1 Cellular Networks -- 2.1.1 Cellular Network Basics -- 2.1.1.1 Radio communication procedures -- 2.1.1.2 Scheduling -- 2.1.2 Network History -- 2.1.2.1 Introduction of 2G -- 2.1.2.2 Introduction of 3G and high-speed packet access -- 2.1.2.3 Introduction of 4G -- 2.1.2.4 Introduction of 5G -- 2.1.3 Spectrum -- 2.1.3.1 Global alignment -- 2.1.3.2 Characteristics
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|a 2.1.3.3 Spectrum evolution from 1G to 5G -- 2.1.4 Current Network Design -- 2.1.4.1 Small cells -- 2.1.4.2 Indoor systems -- 2.1.5 Current Use of Mobile Broadband -- 2.1.6 Use Cases Other Than Mobile Broadband -- 2.1.6.1 Fixed wireless access -- 2.1.6.2 New use cases -- 2.2 Network Performance -- 2.2.1 Network Traffic -- 2.2.2 Traffic Patterns -- 2.2.3 Performance Metrics -- 2.2.3.1 Coverage -- 2.2.3.2 Capacity -- 2.2.3.3 UE throughput -- 2.2.3.4 Illustration of performance metrics and their relations -- 2.2.4 Performance Evaluations -- 2.2.4.1 Network simulations -- 2.2.4.2 Modeling assumptions
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|a 2.3 Network Evolution -- 2.3.1 Need for Continuous Evolution -- 2.3.2 Strategy -- 2.3.3 Options for Capacity Expansion -- 2.3.3.1 Improving existing sites -- 2.3.3.2 Densification of existing macro grid -- 2.3.3.3 Adding small cells and indoor systems -- 2.3.4 Why Multi-antenna and Advanced Antenna Systems -- 2.3.4.1 Why now -- 2.4 Summary/Key Takeaways -- References -- 3 Antennas and Wave Propagation -- 3.1 Introduction -- 3.2 Properties of Electromagnetic Waves -- 3.2.1 Instantaneous and Average Power Flow -- 3.2.2 Wave Fronts -- 3.2.3 Polarization -- 3.2.4 Superposition
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| 505 |
8 |
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|a 3.2.5 The Electromagnetic Spectrum -- 3.3 Transmission and Reception of Electromagnetic Waves: Basic Antenna Concepts -- 3.3.1 Infinitesimal Dipole -- 3.3.2 Near-Fields and Far-Fields -- 3.3.3 Antenna Polarization -- 3.3.4 Radiation Pattern -- 3.3.5 Reciprocity of Antenna Characteristics -- 3.3.6 Isotropic Antenna -- 3.3.7 Antenna Properties -- 3.3.7.1 Directivity -- 3.3.7.2 Lobe width and sidelobe levels -- 3.3.7.3 Efficiency -- 3.3.7.4 Antenna gain -- 3.3.7.5 Effective antenna area -- 3.3.8 Antenna Size, Gain, Lobe Width, and Frequency Dependence
|
| 650 |
|
0 |
|a Cell phone systems
|x Antennas.
|
| 650 |
|
0 |
|a 5G mobile communication systems.
|
| 650 |
|
6 |
|a T�el�ephonie cellulaire
|x Antennes-relais.
|0 (CaQQLa)000271584
|
| 650 |
|
6 |
|a Communications mobiles 5G.
|0 (CaQQLa)000313210
|
| 650 |
|
7 |
|a 5G mobile communication systems
|2 fast
|0 (OCoLC)fst02009233
|
| 650 |
|
7 |
|a Cell phone systems
|x Antennas
|2 fast
|0 (OCoLC)fst01986537
|
| 776 |
0 |
8 |
|i Print version:
|z 9780128200469
|
| 856 |
4 |
0 |
|u https://sciencedirect.uam.elogim.com/science/book/9780128200469
|z Texto completo
|
