搜索结果: 1-15 共查到“工学 dynamic range”相关记录26条 . 查询时间(0.068 秒)
Architectures for High Dynamic Range,High Speed Image Sensor Readout Circuits
Architectures High Dynamic Range High Speed Image Sensor Readout Circuits
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2015/8/17
The stringent performance requirements of many infrared imaging applications warrant the development of precision high dynamic range, high speed focal plane arrays. In addition to achieving high dynam...
A 0.18μm CMOS 1000 frames/sec, 138dB Dynamic Range Readout Circuit for 3D-IC IR Focal Plane Arrays
CMOS 1000 frames/sec Dynamic Range Readout Circuit 3D-IC IR Focal Plane Arrays
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2015/8/17
A prototype of a new high dynamic range readout scheme targeted for 3D-IC IR focal plane arrays is described.Dynamic range is extended using synchronous self-reset while high SNR is maintained using f...
Folded Multiple-Capture: An Architecture for High Dynamic Range Disturbance-Tolerant Focal Plane Array
IR focal plane array ROIC high dynamic range vertical integration
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2015/8/17
Earlier studies have shown that multiple capture can achieve high SNR, but cannot satisfy the high dynamic range(HDR) and high speed requirements of the Vertically-Integrated-Sensor-Array (VISA) proje...
Quantitative Study of High Dynamic Range Sigma Delta-based Focal Plane Array Architectures
IR focal plane array ROIC high dynamic range vertical integration sigma-delta extended counting
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2015/8/17
The paper investigates the suitability of Σ∆ modulation based FPA readout schemes for use in Vertically Interconnected Sensor Arrays requiring ultra high dynamic range and frame rate. It is show...
Quantitative Study of High Dynamic Range Image Sensor Architectures
imagers CMOS image sensors high dynamic range analog front end ADC
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2015/8/17
Analysis of dynamic-range (DR) and signal-to-noise-ratio (SNR) for high fidelity, high-dynamic-range (HDR)image sensor architectures is presented. Four architectures are considered: (i) time-to-...
Comparative Analysis of SNR for Image Sensors with Enhanced Dynamic Range
CMOS Image sensor CCD Wide Dynamic Range APS Pixel level ADC
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2015/8/17
Dynamic range is a critical figure of merit for image sensors. Often a sensor with higher dynamic range is regarded as higher quality than one with lower dynamic range. For CCD and CMOS sensors operat...
Synthesis of High Dynamic Range Motion Blur Free Image From Multiple Captures
CMOS image sensor dynamic range extension motion blur restoration motion detection photocurrent estimation saturation detection
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2015/8/12
Advances in CMOS image sensors enable high-speed image readout, which makes it possible to capture multiple images within a normal exposure time. Earlier work has demonstrated the use of this capabili...
A 640 512 CMOS Image Sensor with Ultrawide Dynamic Range Floating-Point Pixel-Level ADC
Analog-to-digital conversion (ADC) CMOS image sensors digital cameras dynamic range image sensors mixed analog–digital integrated circuits pixel-level ADC video cameras
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2015/8/12
Analysis results demonstrate that multiple sampling can achieve consistently higher signal-to-noise ratio at equal or higher dynamic range than using other image sensor dynamic range enhancement schem...
A high dynamic range liquid crystal display (HDRLCD) can enhance the contrast ratio of images by utilizing locally controlled dynamic backlight.We studied the HDR-LCD as a dualpanel display: a backlig...
Blur-mask approach (BMA) was developed to simulate the light distribution of locally controlled LED backlight, providing much lower computational complexity which is less than1% of that of conventiona...
Delta-Color Adjustment (DCA) for Spatial Modulated Color Backlight Algorithm on High Dynamic Range LCD TVs
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2011/12/13
A high-dynamic-range liquid crystal display (HDR-LCD) which studies as a dual-panel display can much enhance the contrast ratio of image and reduce the power consumption upon the locally controlled dy...
Companding technique for high dynamic range measurements using gafchromic films
Companding technique high dynamic gafchromic films
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2011/8/5
Abstract: We propose a methodology to perform dose measurements using gafchromic films which can span several decades of dose levels. The technique is based on a rescaling approach using different fil...
A high dynamic range data acquisition system for a solid-state electron Electric Dipole Moment experiment
high dynamic range data acquisition system solid-state electron Electric
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2011/7/21
We have built a high precision (24-bit) data acquisition (DAQ) system with eight simultaneously sampling input channels for the measurement of the electric dipole moment (EDM) of the electron. The DAQ...
Impact of alfa-factor on SOA Dynamic Range for 20 GBd BPSK, QPSK and 16-QAM Signals
Impact of alfa-factor SOA Dynamic Range 20 GBd BPSK QPSK 16-QAM Signals
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2015/5/20
Impact of SOA α-factor on dynamic range limitation decreases for higher-order modulation formats leading to undistinguishable performances of bulk and QD SOAs. Results are supported by experiments at ...
Wide Dynamic Range of Ring Resonator Channel-Dropping Filters with Integrated SOAs
Integrated SOA Ring Resonator Channel-Dropping Filters Wide Dynamic Range
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2015/5/15
We present the first complete simulation of the dynamic range and noise of InGaAsP multi-ring channel-drop filters with internal SOAs. The results show gain saturation, and spontaneous emission noise ...