A low power wireless infrared video transmission system
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A low power wireless infrared video transmission system
Optics and Precision EngineeringVol. 15, Issue 6, Pages: 930-934(2007)
作者机构:
北京理工大学 信息科学技术学院 光电工程系 北京,100081
作者简介:
基金信息:
DOI:
CLC:TN919.8;TN943
Received:22 March 2007,
Revised:18 April 2007,
Published Online:30 June 2007,
Published:30 June 2007
稿件说明:
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GUO Pan, XU Ting-fa, NI Guo-qiang. A low power wireless infrared video transmission system[J]. Optics and precision engineering, 2007, 15(6): 930-934.
DOI:
GUO Pan, XU Ting-fa, NI Guo-qiang. A low power wireless infrared video transmission system[J]. Optics and precision engineering, 2007, 15(6): 930-934.DOI:
A low power wireless infrared video transmission system
A low power wireless infrared transmitting system is presented for transmitting video signal. Using anti-fuse FPGA devices as Encoding/Decoding (ENDEC) core
and high speed serial infrared transceivers as transmission module in this system
the run length limited (RLL) code is deployed in FPGA as a channel ENDEC module to work together with other modules
including IO buffer
serializer/deserializer
cycle redundancy checksum and scrambler/descrambler. Combined with AD/DA interface circuits
these modules compose an integrated demonstration system
in which the two-channel composited video signal can be orderly captured
encoded
emitted
decoded and displayed.The transmitting bandwidth of the system is up to 16 Mbit/s
but the power consumption of the infrared emitting module is low to 500 mW. Therefore it can be used as a wireless interface between the video capture equipment and the video processing system.