Millimeter-Wave Cellular Wireless Networks: Potentials and Challenges
Citations
82 citations
82 citations
82 citations
Cites result from "Millimeter-Wave Cellular Wireless N..."
...Although recent results at mmWave frequency bands support these assumptions under some parameter settings (see for example, [37], [38], [42]), further measurement results are required to validate the considered assumptions under all practically relevant deployment scenarios....
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81 citations
Cites background from "Millimeter-Wave Cellular Wireless N..."
...Nevertheless, new research demonstrates that: (i) directional transmission and beamforming is the solution to compensate for the high path loss, and (ii) higher deployment density of base stations is the remedy for short communication range in mmWave bands (100-150 m) [4], [5]....
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..., limited number of RF chains), the mmWave channel sparsity, and the beamforming technique [5]; (iii) it infers traffic patterns from the context (i....
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...However, as mentioned earlier, the higher the number of beams, the higher is the hardware complexity and energy consumption at the mmBS [5]....
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...We assumed that the number m of simultaneously selectable beams at the mmBS is limited due to current hardware limitation [5]....
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81 citations
Cites background from "Millimeter-Wave Cellular Wireless N..."
...However, there are also several challenges in mmWave communications due to the very high frequency of mmWave bands, such as severe path-loss, deafness, and blockage [3], [4]....
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References
17,102 citations
"Millimeter-Wave Cellular Wireless N..." refers background in this paper
...Also, the human body and many outdoor materials being very reflective, allow them to be important scatterers for mmW propagation [28], [30]....
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...However, these measurements were performed in an outdoor campus setting with much lower building density and greater opportunities for LOS connectivity than would be found in a typical urban deployment....
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...Despite the potential of mmW cellular systems, there are a number of key challenges to realizing the vision of cellular networks in these bands: • Range and directional communication: Friis’ transmis- sion law [54] states that the free space omnidirectional path loss grows with the square of the…...
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6,708 citations
"Millimeter-Wave Cellular Wireless N..." refers background or methods in this paper
...In both 28- and 73-GHz measurements, each point was classified as either being in a NLOS or LOS situation, based on a manual classification made at the time of the measurements; see [26] and [28]–[33]....
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...• Empirical NYC: These curves are based on the omnidirectional path loss predicted by our linear model (1) for the mmW channel with the parameters from Table 1, as derived from the directional measurements in [26]....
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...Details of the measurements can be found in [26], [28]– [33], [81]....
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...This tremendous potential has led to considerable recent interest in mmW cellular both in industry [7]–[9], [18], [19] and academia [20]–[26], with a growing belief that mmW bands will play a significant role in beyond 4G and 5G cellular systems [27]....
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...In particular, we survey our own measurements [26], [28]–[33] made in New York City (NYC) in both 28- and 73-GHz bands and the statistical models for the channels developed in [34]....
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5,158 citations
"Millimeter-Wave Cellular Wireless N..." refers background in this paper
...These multiple antenna systems can be used to form very high gain, electrically steerable arrays, fabricated at the base station (BS), in the skin of a cellphone, or even within a chip [6], [10]–[17]....
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3,711 citations
3,298 citations
"Millimeter-Wave Cellular Wireless N..." refers background in this paper
...Heterogeneous networks, or HetNets, have been one of the most active research areas in cellular standards bodies in the last five years [45], [48], [67], [68], with the main focus being intercell interference coordination and load balancing....
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