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基于ADSP-BF533光纤熔接监控设计 被引量:1

Design of Fused Fiber Splicing Monitoring Technology Based on ADSP-BF533
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摘要 介绍了在光纤熔接监控系统中基于ADIADSP-BF533的设计方法,用于实时地、高图像精度地远程监控光纤熔接过程.其中视频解码模块ADV7183B完成模拟视频信号数字化,视频编码模块ADV7171完成数字视频信号模拟化,同时采用外部SDRAM存储器作为数字视频帧缓存,整个系统以ADSP-BF533为核心模块进行视频编解码的控制和数字视频数据的处理.此系统可以进行实时的视频压缩处理,完成多个视频源的模拟视频同时显示在一台模拟监控器上,分辨率高,达到了远程实时监控光纤熔接过程的目的. A systemic design to remotely monitor fused fiber splicing based on ADI ADSP-BF533 with real-time characteristics and high precision is described.The analog video signal is digitized in the video decode module ADV7183B and the digital video signal is encoded in the video encode module ADV7171.High capacity external SDRAM memory is used to buffer the digital video frame.The central control and digital video data processing unit is completed in ADSP-BF533.The system can do real time video compression,so analo...
出处 《电子器件》 CAS 2007年第2期604-607,共4页 Chinese Journal of Electron Devices
基金 上海市科研计划项目的资助(0512)
关键词 ADSP-BF533 ADV7183B ADV7171 视频解码 视频编码 ADSP-BF533 ADV7183B ADV7171 video decode video encode
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参考文献6

  • 1[1]Analog Devices[R],ADSP-BF533 BlackfinTM Processor Hardware Reference,Preliminary Revision,2003.3:245-503.
  • 2[2]Analog Devices[R],Multiformat SDTV Video Decoder ADV7183B Data Sheet,Revision 0,2004.9:60-89.
  • 3[3]Analog Devices[R],Digital PAL/NTSC Video Encoder with 10-Bit SSAF and Advanced Power Management ADV7170/ADV7171 Data Sheet,Revision A,2001:21-23.
  • 4[4]ITU-R BT.656-4.Interfaces for Digital Component Video Signals in 525-line and 625-line Television Systems Operating at the 4:2:2 Level of Recommendation ITU-R BT.601,1998[S].
  • 5[5]Cappellini V,Constantinides A.G.Digital Signal Processing[M].Academic Press Inc.Ltd,1980:82-109.
  • 6[6]Samuel D Steams,Ruth A David.Signal Processing Algorithms[M].Prentice Hall,1988:201-206.

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