Speckle reduction in laser projections with ultrasonic waves

L Wang, TT Tschudi, M Boeddinghaus… - Optical …, 2000 - spiedigitallibrary.org
In laser front projection display, the observer in the far field of the image pixels on the screen
will observe serious speckle noise. For the first time we show a way to eliminate speckles in …

Linearity and CNR Improvement Technologies against Optical Reflection in Fiber-Oriented Wireless Access Systems

Y Aburakawa, H Ohtsuka - Wireless Personal Communications, 2000 - Springer
It is important to consider optical reflectionconditions when designing fiber-oriented
wirelessaccess systems around subcarrier optical transmissionsince the noise characteristic …