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Study on OFDM Technology Used in High Speed Optical Communications

Feng Zhang

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Abstract

Orthogonal frequency division multiplex(OFDM) is a superior modulation technology which has high spectrum efficiency.The basic principle of OFDM and its application in optical communications are introduced.The architectures of high speed optical communications using OFDM are analyzed,and the key technologies of the system are discussed.Finally,the structure and principle of ACO-OFDM is analyzed in detail,and the application prospect of OFDM is forcasted.

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What this paper is about

Orthogonal frequency division multiplex(OFDM) is a superior modulation technology which has high spectrum efficiency.The basic principle of OFDM and its application in optical communications are introduced.The architectures of high speed optical communications using OFDM are analyzed,and the key technologies of the system are discussed.Finally,the structure and principle of ACO-OFDM is analyzed in detail,and the application prospect of OFDM is forcasted.

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Available abstract

Orthogonal frequency division multiplex(OFDM) is a superior modulation technology which has high spectrum efficiency.The basic principle of OFDM and its application in optical communications are introduced.The architectures of high speed optical communications using OFDM are analyzed,and the key technologies of the system are discussed.Finally,the structure and principle of ACO-OFDM is analyzed in detail,and the application prospect of OFDM is forcasted.

Key concepts: Orthogonal frequency-division multiplexing, Modulation (music), Electronic engineering, Computer science, Key (lock), Division (mathematics), Optical communication, Telecommunications

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