Ⅰ. 무선 랜(무선LAN)의 개요
1. 무선 랜의 전파에 대해서
무선LAN은 전파를 사용하여 Data를 송수신 하므로 유선LAN에 비해 Noise에 영향을 받기 쉽다. 노이즈 영향을 피하게 위해서 [직접확산 스페트럼 확산 방식]이라는 통신방식을 사용한다. 이 방식은 군사용의 통신기술에 이용된 것으로 GPS(위치측정
Sample illumination is transmitted white light and contrast in the sample is caused by absorbance of some of the transmitted light in dense areas of the sample.
2) Dark field microscopy
Dark field microscopy describes microscopy methods, in both light and electron microscopy, which exclude the unscattered beam from the image. As a result, the field around the specimen is generally dark.
that thought
can be transmitted across distances.
- Here he is, causing a spoon to bend.
- Sharon.
- Not on a stage...
- Look, I can do it.
...but under iaboratory controis
and observed by skepticai scientists.
- Its easy.
- Good God, Regan.
...they seem to defy naturai iaws.
How can that be?
oh, look, you fool.
You believe everything!
oh, wait, wait.
...but is mereiy an iiiusion:
a projection
light touch of humor and surprise and to communicate not only the product, but more deeply Alessi essence and its design intention.
Temporary exhibitions
The Alessi’s practice of the “Italian design factory”, halfway between industry and art, has progressively attracted the attention of worldwide museums of applied art and design. So, over the years many exhibitions dedicated to the com