Paper
19 June 1998 Experimental study of a new transmission system for fiber optic interconnect and transport
Shingo Shimada, Yoshitaka Takasaki
Author Affiliations +
Proceedings Volume 3420, Optical Fiber Communication; (1998) https://doi.org/10.1117/12.312837
Event: Asia Pacific Symposium on Optoelectronics '98, 1998, Taipei, Taiwan
Abstract
Next generation fiber-optic transmission systems adopt new line codes for considerably simplifying clock recovery . The major concern in implementing such new transmission schemes was the influence of jitter accumulation. Jitter generation and accumulation in a chain of repeaters were studied in a previous paper using a 1B4B type line code 2• Jitter accumulation in a chain of 20 repeaters was tested with two types of line codes. The one is a 1B4B type code which is promising for extremely simple implementation. The other is a 3B4B/1B4B multipled block code which features in simple multiplexing. It is seen that Type A jitter (high frequency component of jitter 3) accumulates in proportion to number of repeaters in a chain N. It is shown that an extremely simple bandpass filtering with a Q as low as 5 can be used in each repeater for drastically reducing the accumulation of Type A jitter. Two types of line coding are tested in a chain of 20 repeaters to prove that the amount ofjitter accumulation can be substantially reduced. Keywords: Digital transmission, Simple implementation, Clock recovery, Jitter accumulation, Jitter suppression
© (1998) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Shingo Shimada and Yoshitaka Takasaki "Experimental study of a new transmission system for fiber optic interconnect and transport", Proc. SPIE 3420, Optical Fiber Communication, (19 June 1998); https://doi.org/10.1117/12.312837
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KEYWORDS
Bandpass filters

Clocks

Fiber optics

Digital filtering

Solids

Electronics engineering

Fiber optic communications

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