国家自然科学基金(60877035)

作品数：11被引量：25H指数：3
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A 630dpi dynamic LED display array in standard Si-based CMOS technology
《Science China(Information Sciences)》2012年第10期2409-2416,共8页DONG Zan WANG Wei HUANG BeiJu ZHANG Xu GUAN Ning CHEN HongDa 
supported by the National Natural Science Foundation of China (Grant Nos. 61036002,60536030,60776024,60877035,61076023,61036009,90820002);the National High-Technology Research and Development Program of China (Grant Nos. 2007AA04Z329,2007AA04Z254,2011CB933203,2011CB933102)
A novel silicon light emitting diode （LED） display array has been fabricated using 0.35 μm standard CMOS technology. In this array, an LED and static random access memory （SRAM） are integrated together in a speci...
关键词：light emitting diode SILICON-BASED CMOS technology display array 
CMOS image sensor with optimal video sampling scheme被引量：1
《Science China(Information Sciences)》2012年第6期1429-1435,共7页GUAN Ning ZHANG Xu LIU Bo DONG Zan HUANG BeiJu GUI Yun HAN JianQiang WANG Yuan ZHANG ZanYun CHEN HongDa 
supported by National Natural Science Foundation of China(Grant Nos.60536030,61036002,60776024,60877035,61076023 90820002);National High Technology Research and Development Program of China (Grant Nos.2007AA04Z254,2007AA04Z329,2011CB933203,2011CB933102)
Time-varying illumination on the focal plane is a three-dimensional signal.Multidimensional sam-pling theory proves that the temporal resolution can be optimally improved by a factor of 2～（1/2） while the spatial re...
关键词：CMOS image sensors sampling methods deinterlacing high speed photography selective readout 
A low-noise fully-differential CMOS preamplifier for neural recording applications被引量：11
《Science China(Information Sciences)》2012年第2期441-452,共12页ZHANG Xu PEI WeiHua HUANG BeiJu GUAN Ning CHEN HongDa 
supported by National Natural Science Foundation of China(Grant Nos.60776024,60877035,90820002);National High Technology Research and Development Program of China(Grant Nos.2007AA04Z329,2007AA04Z254)
A fully-differential bandpass CMOS preamplifier for extracellular neural recording is presented in this paper. The capacitive-coupled and capacitive-feedback topology is adopted. We describe the main noise sources of ...
关键词：neural signal amplifier low noise low power subthreshold circuit design noise efficiency factor（NEF） 
Fabrication and characterization of implantable silicon neural probe with microfluidic channels被引量：1
《Science China(Technological Sciences)》2012年第1期1-5,共5页GUO Kai PEI WeiHua LI XiaoQian GUI Qiang TANG RongYu LIU Jian CHEN HongDa 
supported by the National Basic Research Program of China("973" Project) (Grant Nos. 2011CB933203, 2011CB933102);the National Natural Science Foundation of China (Grant Nos.31070965,90820002,60877035,60976026 and 61076023)
In this paper, a silicon-based neural probe with microfluidic channels was developed and evaluated. The probe can deliver chemicals or drugs to the target neurons while simultaneously recording the electrical action o...
关键词：neural probe parylene-C microfluidic channel 
Dry electrode for the measurement of biopotential signals被引量：6
《Science China(Information Sciences)》2011年第11期2435-2442,共8页WANG Yu PEI WeiHua GUO Kai GUI Qiang LI XiaoQian CHEN HongDa YANG JianHong 
supported by the National Natural Science Foundation of China (Grant Nos. 60776024,60877035,90820002);the National High Technology Research and Development Program of China (Grant Nos. 2007AA03Z427,2007AA04Z329,2007AA04Z254)
This paper introduces a kind of silicon-based dry electrode for measuring biological signals. It uses microneedle arrays to penetrate into the stratum corneum to reduce skin impedance. The dry electrode requires neith...
关键词：dry electrode microneedle array dry etching wet etching EGG 
Investigation of flexible electrodes modified by TiN,Pt black and IrO_x被引量：4
《Science China(Technological Sciences)》2011年第9期2305-2309,共5页LI XiaoQian PEI WeiHua TANG RongYu GUI Qiang GUO Kai WANG Yu CHEN HongDa 
supported by the Major National Scientific Research Plan (Grant Nos. 2011CB933203, 2011CB933102);National Natural Science Foundation of China (Grant Nos. 61036002, 60877035, 31070965)
TiN, platinum （Pt） black and iridium oxide are introduced to the stimulating sites to improve the performance of the flexible electrode. Low temperature process is used to fabricate the modifying films. TiN is coate...
关键词：flexible electrodes MODIFICATION IMPEDANCE cyclic voltammograms （CV） 
Low threshold voltage light-emitting diode in silicon-based standard CMOS technology被引量：2
《Chinese Optics Letters》2011年第8期75-78,共4页董赞 王伟 黄北举 张旭 关宁 陈弘达 
supported by the National Natural Science Foundation of China(Nos.61036002,60536030, 60776024,60877035,61076023,and 90820002);the National "863" Program of China(Nos.2007AA04Z329, 2007AA04Z254,2011CB933203,and 2011CB933102)
Low-voltage silicon （Si）-based light-emitting diode （LED） is designed based on the former research of LED in Si-based standard complementary metal oxide semiconductor （CMOS） technology. The low-voltage LED is de...
关键词：CMOS integrated circuits Light emission Light sources Metallic compounds MOS devices Quantum theory Semiconducting silicon Semiconducting silicon compounds Semiconductor diodes Threshold voltage 
Implantable CMOS neuro-stimulus chip for visual prosthesis被引量：3
《Science China(Information Sciences)》2011年第4期898-908,共11页ZHANG Xu PEI WeiHua HUANG BeiJu WANG ShuJing GUAN Ning GUO Kai WANG Yu GUI Qiang CHEN Jin WANG Kai WU HuiJuan LI XiaoXin LI Kai CHEN HongDa 
supported by the National Natural Science Foundation of China (Grant Nos. 60776024, 60877035, 90820002);the National High-Tech Research & Development Program of China (Grant Nos. 2007AA04Z329, 2007AA04Z254)
A prototype chip with 2×2 pixels for implanting in blind patients affected by outer retinal degener- ation is presented in this paper. This visual prosthesis chip imitates the degenerated photoreceptor cells, senses ...
关键词：biomedical microelectronics visual prosthesis functional electrical stimulation acute animal experiment electrical evoked potential （EEP） test 
Multifunctional silicon-based light emitting device in standard complementary metal oxide semiconductor technology被引量：2
《Chinese Physics B》2011年第1期677-683,共7页王伟 黄北举 董赞 陈弘达 
Project supported by the National Natural Science Foundation of China(Grant Nos.60536030,61036002,60776024,60877035 and 61036009);National High Technology Research and Development Program of China(Grant Nos.2007AA04Z329 and 2007AA04Z254)
A three-terminal silicon-based light emitting device is proposed and fabricated in standard 0.35 μm complementary metal-oxide-semiconductor technology. This device is capable of versatile working modes： it can emit ...
关键词：optoelectronic integrated circuit complementary metal-oxide-semiconductor technology silicon-based light emitting device ELECTROLUMINESCENCE 
Low-power switched-capacitor delta-sigma modulator for EEG recording applications
《Journal of Semiconductors》2010年第7期121-126,共6页陈进 张旭 陈弘达 
Project supported by the National Natural Science Foundation of China(Nos.60776024,60877035,90820002,60976026);the National High Technology Research and Development Program of China(Nos.2007AA04Z329,2007AA04Z254).
This paper presents a third-order single-loop delta-sigma modulator of a biomedical micro-system for portable electroencephalogram（EEG） monitoring applications.To reduce the power consumption,the loop filter of the ...
关键词：analog-to-digital converter delta-sigma modulator EEG switched-capacitor circuit 
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