Black Box Company

Black Box Network Services

Dublin, Oh 中的 电信公司
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Black Box is a global digital infrastructure integrator delivering network and system integration services and solutions, support services, and …

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问:
What is the difference between 4G and 5G?
答:
There are two frequency bands that 5G networks can operate on: sub-6 GHz and above 30 GHz millimeter waves (mmWave). 4G networks use frequencies below 6...
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