装入胶囊
发表于 2025-3-23 11:02:59
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DEAF
发表于 2025-3-23 16:12:43
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GORGE
发表于 2025-3-23 18:09:45
benefit of D2D communication, International Mobile Telecommunications (IMT)—Advanced Standard systems, such as Long Term Evolution (LTE) and WiMax, allow D2D communication sharing the same radio resources with the cellular network to increase the spectral efficiency.
刻苦读书
发表于 2025-3-24 00:46:17
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青石板
发表于 2025-3-24 05:13:55
Introduction,Cognitive radio technology is emerging as an attractive solution to spectral congestion problem by enabling unlicensed (or secondary) users to coexist with licensed (or primary) users without harmful interference to the primary users who is entitled to use the frequency band.
训诫
发表于 2025-3-24 07:42:51
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有花
发表于 2025-3-24 12:52:11
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现存
发表于 2025-3-24 18:43:30
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丰富
发表于 2025-3-24 22:41:08
Book 2019taxonomy for the RA process in CRN. A comprehensive overview of the optimization strategies ofthe CRN RA is also provided. The device-to-device (D2D) communication scenario is discussed, then as a case study and various optimization strategies for the application of the CR technology in the D2D rea
推延
发表于 2025-3-25 03:12:01
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