搜索结果: 1-15 共查到“工学 Analog”相关记录37条 . 查询时间(0.109 秒)
As machine-learning models become larger and more complex, they require faster and more energy-efficient hardware to perform computations. Conventional digital computers are struggling to keep up.
From Analog to Digital Aerial Imageproduction.Experiences from Nma-Imageproductions Based on Eu-Tender
Digital Cameras Photogrammetry Remote Sensing Production Mapping Work Flow
2015/12/18
This paper presents considerations and solutions, done by the National Survey and Cadastre (KMS), to overcome challenges in the transition from analogue to pure digital aerial image collection. Consid...
The Use of Wavelets for Noise Detection in the Images Taken by the Analog and Digital Photogrammetric Cameras
Noise Wavelets Transform Decomposition Detail Component Kurtosis Variance
2015/11/20
In the paper the use of wavelet transformation for valorization of random noise content in photogrammetric images is proposed. There were two wavelets indicators studied. The first indicators based on...
Each modulator is implemented using 17 transistors. The second technique is a Nyquist rate multi—channel--bit—serial (MCBS) ADC. The technique uses successive comparisons to convert the pixel voltage ...
Analog neuron circuits based on both frequency modulation and pulse modulation are investigated. The circuits are compared in terms of size, power, performance, and reliability; frequency modulation s...
ORACLE: Optimization with recourse of analog circuits including layout extraction
Optimization with recourse
2015/8/11
Long design cycles due to the inability to predict silicon realities is a well-known problem that plagues analogRF integrated circuit product development. As this problem worsens for technologies belo...
OPERA: Optimization with ellipsoidal uncertainty for robust analog IC design
S tatistical optim ization
2015/8/10
As the design-manufacturing interface becomes increasingly complicated with IC technology scaling, the corresponding process variability poses great challenges for nanoscale analog/RF design. Design o...
Regular analog/RF IC design using optimization with recourse including ellipsoidal uncertainty
Design cycle radio frequency integrated circuits nanoscale integrated circuit technology the rf analog circuit
2015/8/10
Long design cycles due to the inability to predict silicon realities are a well-known problem that plagues analog/RF integrated circuit product development. As this problem worsens for nanoscale IC te...
Characterizing Nominal Analog Signal Deformation on GNSS Signals
Analog Signal Deformation GNSS Signals
2015/6/25
Satellite-based navigation requires precise knowledge of the structure of the transmitted signals. Accurate knowledge of the shapes of the code correlation peaks is required to ensure no biases are in...
Alternative Characterization of Analog Signal Deformation for GNSS‐GPS Satellites
Analog Signal Deformation GNSS‐GPS Satellites
2015/6/24
Currently, analog signal deformation is described using individual-chip step response curves for each GPS/WAAS-GEO satellite. Such a set of curves is helpful– it allows us to have an overall idea of t...
FROM ANALOG TO DIGITAL PHOTOGRAMMETRY IN ROMANIA
Analog analytical and digital photogrammetry
2014/12/30
Brief presentation of The Romanian photogrammetric tradition.The development of the analog photogrammetry as the main technology compiling topographical plans and maps, equipment, methods, specialised...
Enhancing the waveguide-resonator optical force with an all-optical on-chip analog of electromagnetically induced transparency
waveguide-resonator optical force all-optical on-chip analog electromagnetically induced transparency
2015/8/7
We demonstrate a fundamental limitation in the force enhancement in simple waveguide-resonator geometry We also show that the all-optical analog to electromagnetically induced transparency, as observe...
Power Efficient Continuous-Time Delta-Sigma Modulator Architectures for Wideband Analog to Digital Conversion
Analog-to-Digital Conversion CMOS Integrated Circuit Continuous-Time Delta-Sigma Modulator Low-Power Wideband
2014/11/7
This work presents novel continuous-time delta-sigma modulator architectures with low-power consumption and improved signal transfer functions which are suitable for wideband A/D conversion in wireles...
System Impacts of Modulation Technology and Phase Noise on Coherent Analog Optical Links
Radio frequency photonics
2015/5/22
We describe an analog optical link using amplitude modulation and coherent detection for high SFDR, gain, and low noise figure. We then address the dominant performance-limiting parameters and discuss...
Linearized Parametric Gate for Real-Time Photonic- Sampled Analog-to-Digital Conversion
Analog optical signal processing Parametric processes Nonlinear optics four-wave mixing
2015/5/22
A linearized parametric sampling gate was constructed to explore its performance limits in an analog-to-digital conversion (ADC) architecture. Linear response of the sampling gate can be achieved both...