optical branch


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optical branch

[′äp·tə·kəl ′branch]
(solid-state physics)
The vibrations of an optical mode plotted on a graph of frequency versus wave number; it is separated from, and has higher frequencies than, the acoustic branch.
References in periodicals archive ?
Fujitsu has improved optical output and receiver sensitivity, allowing for the use of a greater number of optical branches (64 or more) and loss reduction lines for optical-fiber channels, as well as increasing the distance between subscriber premises (40 km or more) by developing the following technologies:
The analysis of optical branches clusters (NRA PRM project) and links NRA - NRA