Free-space quantum communication device with atomic filters
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United States of America Patent
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Oct 4, 2011
Grant Date -
Feb 8, 2007
app pub date -
Jul 22, 2005
filing date -
Jul 22, 2005
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Abstract
can be obtained, error rate generated by background light noise can be reduced by magnitude order of 2-3. Further, the distance for carrying out free-space quantum communication can be increased. Moreover, the free-space quantum cryptography communication device can normally operate in a good manner under background light noise with sunlight or moonlight.
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