A comprehensive model of the Semiconductor Optical Amplifier with experimental validation result is presented. This model accounts for various physical behavior of the device which is necessary for high bit-rate syste...A comprehensive model of the Semiconductor Optical Amplifier with experimental validation result is presented. This model accounts for various physical behavior of the device which is necessary for high bit-rate system application.展开更多
4K超高清技术在广播电视领域的快速发展对电视转播车传输系统提出了挑战。对此,提出基于高效率视频编码(High Efficiency Video Coding,HEVC)(又称H.265)编码标准的自适应码率调整算法,结合4G/5G与卫星链路的多路径聚合传输技术,介绍预...4K超高清技术在广播电视领域的快速发展对电视转播车传输系统提出了挑战。对此,提出基于高效率视频编码(High Efficiency Video Coding,HEVC)(又称H.265)编码标准的自适应码率调整算法,结合4G/5G与卫星链路的多路径聚合传输技术,介绍预测性智能缓存管理策略。实验结果表明,所提技术方案在网络带宽波动30%的条件下,能够维持4K信号传输的连续性,端到端延迟控制在200 ms以内,传输成功率在99.5%以上,有效解决了电视转播车高码率4K节目流的稳定传输问题。展开更多
文摘A comprehensive model of the Semiconductor Optical Amplifier with experimental validation result is presented. This model accounts for various physical behavior of the device which is necessary for high bit-rate system application.
文摘4K超高清技术在广播电视领域的快速发展对电视转播车传输系统提出了挑战。对此,提出基于高效率视频编码(High Efficiency Video Coding,HEVC)(又称H.265)编码标准的自适应码率调整算法,结合4G/5G与卫星链路的多路径聚合传输技术,介绍预测性智能缓存管理策略。实验结果表明,所提技术方案在网络带宽波动30%的条件下,能够维持4K信号传输的连续性,端到端延迟控制在200 ms以内,传输成功率在99.5%以上,有效解决了电视转播车高码率4K节目流的稳定传输问题。
