From the course: Telecom Network Evolution: 2G-to-6G Technologies, Architecture, and Key Concepts
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Spectrum: 5G
From the course: Telecom Network Evolution: 2G-to-6G Technologies, Architecture, and Key Concepts
Spectrum: 5G
(bright music) - [Instructor] Have you ever been in a crowded stadium, or a busy city, and you would notice that your phone's internet is slowing down. And the reason could be that the older networks cannot handle thousands of users at once, but 5G can fix this problem. And today we will learn how the 5G spectrum work with the different kind of frequency ranges, providing better capacity and better coverage. 5G has two primary frequency ranges. One is Frequency Range 1, which is FR1, which ranges from 450 megahertz to 7.1 gigahertz. And second, is Frequency Range 2, which ranges from 24.2 gigahertz to 52.6 gigahertz. These ranges are further divided into low, mid, and high bands. Each offering unique advantages and challenges. We'll start with the Frequency Range 1, FR1 is also termed as sub-6 gigahertz range, divided into low and mid bands. The low band includes frequency primarily up to 2.6 gigahertz, and it corresponds to different frequency bands such as n28, n20, and so and so…
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Spectrum: 4G4m 10s
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Spectrum: 5G5m 16s
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Duplex schemes2m 46s
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Frame structure: 4G6m 18s
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Frame structure for 4G: duplex based2m 46s
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Frame structure: 5G3m 17s
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Resource grid: 5G4m 15s
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Modulation and its types2m 53s
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Orthogonal frequency division multiple access2m 43s
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Timing advance (TA)2m 35s
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Power control3m 7s
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Carrier aggregation and its impact6m 49s
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Antenna basics: arrays3m 50s
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Multiple input multiple output (MIMO)5m 32s
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Spatial multiplexing2m 29s
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4G physical layer8m 22s
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5G physical layer4m 1s
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