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SOCR_CD
- This book was written to provide modern pedagogical perspective into technology- enhanced blended learning and instruction. It reflects the direction of amalgamation of knowledge from multiple disciplines with recent open networking and technolo
NarrowBandFilterDesign10_07
- The document is for the microwave filter synthesis, specially for the narrow band.
5
- 在GPS软件接收机和SINS辅助GPS跟踪技术的基础上,提出了一种SINS/GPS超紧致组合导航方案。该超紧致方案在GPS软件接收机的捕获环节中加入了基于相位估计的精细捕获算法,从而提高了频率捕获精度,省略了频率跟踪牵引过程 在信号跟踪环节中,利用SINS位置、速度信息与卫星参数,求取接收机与卫星之间的径向距离和径向距离率,为码环、载波环提供辅助,从而降低了载体动态变化对跟踪环的影响,提高了跟踪环的动态跟踪性能 同时,降低载波环噪声带宽,减小码环相关间隔,从而提高了载波环和码环的跟踪精度。-On
PLC-note
- PLC note Design and Implementation of A DSSSBased Narrow Band Power Line Communication Modem
FIBER
- We demonstrate a new approach to CARS spectroscopy by effi ciently syn- thesizing synchronized narrow-bandwidth (less than 10 cm− 1) pump and Stokes pulses (frequency diff erence continuously tunable upto ～3000 cm− 1) based on spec
ofdm
- OFDM channel Using a large number of parallel narrow-band subcarriers instead of a single wide-band carrier to transport information l Advantages » Very easy and efficient in dealing with multi-path » Robust again narrow-band interferen