Subcarrier multiplexing optical network uplink transmission system based on filter multi-carrier modulation
A filter multi-carrier and multi-carrier modulation technology, which is applied in the field of optical communication, can solve the problems of not making good use of subcarrier modulation and waste of spectrum efficiency, and achieve high effective data rate, inter-symbol interference suppression, and easy implementation Effect
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[0035] The present invention will be described in detail below in conjunction with specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be noted that those skilled in the art can make several changes and improvements without departing from the concept of the present invention. These all belong to the protection scope of the present invention.
[0036] The present invention provides a subcarrier multiplexing optical network uplink transmission system based on filter multi-carrier modulation, which includes a sequentially connected access control module, a filter-based multi-carrier modulation module, a subcarrier modulation module, a multiplexing module, and a feeder Type optical fiber, optical amplifier, demultiplexing module, photodetector, subcarrier demodulation module, uplink data receiving module. The filter-based multi-carrier modulation...
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