National Basic Research Program of China(2013CBA01501);National Natural Science Foundation of China(NSFC)(11334013,11520101003,11861121001,U1530150);Strategic Priority Research Program of the Chinese Academy of Sciences(CAS)(XDB07030300,XDB16010200,XDB17030500);National Science Foundation(NSF)(0968895,1102301,1263236);863 Program(2013AA014402);“Zhuoyue” Program(ZG216S1807);“Qingba” Program(KG12052501,ZG226S1832)
We systematically investigate the influences of the input infrared spectrum, chirp, and polarization on the emitted intense terahertz spectrum and spatial dispersion in lithium niobate via optical rectification. The t...
Supported by the National High Technology Research and Development Program(No.2012AA121901)
A kind of architecture of Time-to-Digital Converter(TDC) for Ultra-WideBand(UWB) application is presented. The proposed TDC is based on pulse shrinking, and implemented in a Field Programmable Gate Array(FPGA) device....
supported by National 863 Program of China(2013AA013401),P.R.China;National Natural Science Foundation of China under Grant No.61177067,No.61027007,and No.61331010
In optical performance monitoring system,the analog to digital converter is needed to detect the peak of nanosecond pulse and get the signal envelope.A scheme based on a designed anti-aliasing filter and analog to dig...
supported by National Hi-tech Research and Development Program of China (863 Program, Grant No.2006AA09Z215)
The work-class remotely-operated-underwater-vehicles(ROVs) are mainly driven by hydraulic propulsion system,and the effeciency of hydraulic propulsion system is an important performance index of ROVs.However,the eff...
supported by the National High Technology Research and Development Program of China(No.2009AA01Z216);the Major State Basic Research and Development Program of China(No.2011CB301703)
The output characteristics of nonlinear optical fiber-loop mirror are analyzed in detail when the pump pulses with the same wavelength are input in the both directions for recovering the clock component of the signal ...
Supported by the National High Technology Research and Development Program of China(863 Program)(No.2009AA011205);the Important National Science and Technology Specific Projects(No.2009ZX03006-008)
Based on the research on time domain and frequency domain transmitted reference Impulse Radio Ultra-WideBand (IR-UWB) system, this paper studies the optimization design for code domain transmitted reference IR-UWB sys...
supported by the National High Technology Research and Development Program of China(No.2007AA01Z2A7);the Science and Technology Program of Zhejiang Province,China(No.2008C16017).
A 5-GHz CMOS programmable frequency divider whose modulus can be varied from 2403 to 2480 for 2.4-GHz ZigBee applications is presented.The divider based on a dual-modulus prescaler(DMP) and pulse-swallow counter is ...
Project supported by the National Basic Research Program of China (Grant No. 2007CB925002);the National High Technology Research and Development Program of China (Grant No. 2008AA031401)and Chinese Academy of Sciences
We report that fully transparent resistive random access memory (TRRAM) devices based on ITO/TiO2/ITO sandwich structure, which are prepared by the method of RF magnetron sputtering, exhibit excellent switching stab...
Supported by National High Technology Research and Development Program of China (863 Program, No. 2008AA09Z113)
The objective of the study is to investigate the suitability of using Pulse-coherent Acoustic Doppler Profiler (PCADP) to estimate suspended sediment concentration (SSC). The acoustic backscatter intensity was correct...
the National High Technology Research and Development Program (863 Program No. 2006AA04Z320);Excellent Young Scholars Training Grant of Liaoning Province (Grant No. 2005220025)
In the fabrication process of nanoelectronic device arrays based on single-wall carbon nanotube (SWCNT), oriented alignment of SWCNTs and property modification of metallic SWCNTs in the array are the key problems to b...