Orthogonal frequency-division multiple access

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Notion

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Science and technology

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What Wikipedia says

Orthogonal frequency-division multiple access (OFDMA) is a multi-user version of the popular orthogonal frequency-division multiplexing (OFDM) digital modulation scheme. Multiple access is achieved in OFDMA by assigning subsets of subcarriers to individual users.

Excerpt from the Wikipedia article “Orthogonal frequency-division multiple access”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: The Anome, CC BY-SA 3.0, via Wikimedia Commons.