Free-space optical mesh-connected bus networks using wavelength-division multiple access.

Area of Science:

• Optical networking
• Computer architecture
• Telecommunications

Background:

• Mesh-connected bus architectures offer efficient interconnection for large node counts.
• Traditional networks face scalability challenges with increasing numbers of communicating ports.
• Optical interconnects promise higher bandwidth and lower power consumption.

Purpose of the Study:

• To propose a novel optical free-space mesh-connected bus interconnect network architecture.
• To explore its suitability for large-scale parallel processing and communication networks.
• To analyze system implementation and performance in a wavelength-division multiple-access environment.

Main Methods:

• Conceptual design of a free-space optical mesh-connected bus system.
• Analysis of system parameters including power distribution loss and node capacity.
• Experimental validation using a 27x27 panchromatic optical source array.

Main Results:

• The proposed architecture can link over 100,000 dispersion-limited nodes.
• A moderate power distribution loss of 28 dB was achieved.
• Preliminary experiments confirmed the operational principle of the optical mesh-connected bus concept.

Conclusions:

• The novel optical free-space mesh-connected bus architecture is a viable solution for high-capacity networking.
• It offers significant advantages for large-scale parallel processing and communication systems.
• The design is compatible with wavelength-division multiple-access environments.