Showing 1,681 - 1,700 results of 6,833 for search '"modulation"', query time: 0.06s Refine Results
  1. 1681

    Spectral Representation-Based Multidimensional Nonstationary Ground Motion Model for Seismic Reliability Analysis of Frame Structures by Lawali Moussa Laminou, Xinghua Chen

    Published 2021-01-01
    “…The multidimensional nonstationary ground motion model is built from a local target to fit the multidimensional response spectrum. A four-stage modulation function takes into account the multidimensional intensity correlation and the modified Clough–Penzien (C-P) power spectrum with parameter correlation, which represent the two main aspects, the modulation function and the power spectrum of constructing the multidimensional nonstationary ground motion model. …”
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  2. 1682

    Random Frequency Division Multiplexing by Chanzi Liu, Jianjian Wu, Qingfeng Zhou

    Published 2024-12-01
    “…The proposed RFDM establishes a novel signal modulation and detection method to target better transmission efficiency, and the simulation results show that the proposed method can achieve good BER, offering a new research paradigm to improve the spectrum efficiency of a multi-subcarrier, multi-antenna, multi-user system.…”
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  3. 1683

    A fault‐diagnosis and tolerant control technique for five‐level cascaded H‐bridge inverters by Pavan Mehta, Subhanarayan Sahoo, Mayank Kumar

    Published 2021-07-01
    “…The level‐shifted pulse‐width modulation (LSPWM) technique is used for switching operation. …”
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  4. 1684

    ATP Synthase: The Right Size Base Model for Nanomotors in Nanomedicine by Zulfiqar Ahmad, James L. Cox

    Published 2014-01-01
    “…The base model must placate not only the basic requirements of size, number, and speed but also must have the provisions of molecular modulations. Universal occurrence and catalytic site molecular modulation capabilities are of vital importance for being a perfect base model. …”
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  5. 1685

    Memory Effects of Benzodiazepines: Memory Stages and Types Versus Binding-Site Subtypes by Miroslav M. Savic, Dragan I. Obradovic, Nenad D. Ugrešic, Dubravko R. Bokonjic

    Published 2005-01-01
    “…Benzodiazepines are well established as inhibitory modulators of memory processing. This effect is especially prominent when applied before the acquisition phase of a memory task. …”
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  6. 1686

    Testing and Debugging Quantum Circuits by Sara Ayman Metwalli, Rodney Van Meter

    Published 2024-01-01
    “…This article introduces a process framework for debugging quantum circuits, focusing on three distinct types of circuit blocks: amplitude–permutation, phase-modulation, and amplitude–redistribution circuit blocks. …”
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  7. 1687

    Automatic Classification of Normal and Cancer Lung CT Images Using Multiscale AM-FM Features by Eman Magdy, Nourhan Zayed, Mahmoud Fakhr

    Published 2015-01-01
    “…Secondly, we combine histogram analysis with thresholding and morphological operations to segment the lung regions and extract each lung separately. Amplitude-Modulation Frequency-Modulation (AM-FM) method thirdly, has been used to extract features for ROIs. …”
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  8. 1688

    A New Scalar Quantization Method for Digital Image Watermarking by Yevhen Zolotavkin, Martti Juhola

    Published 2016-01-01
    “…The proposed technique performance is affirmed by comparing with state-of-the-art methods including Quantization Index Modulation (QIM), Distortion Compensated QIM (DC-QIM), and Rational Dither Modulation (RDM). …”
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  9. 1689

    Nutrigenomic Functions of PPARs in Obesogenic Environments by Soonkyu Chung, Young Jun Kim, Soo Jin Yang, Yunkyoung Lee, Myoungsook Lee

    Published 2016-01-01
    “…In this review, we aim to highlight the critical role of PPARs in the modulation of adiposity and subsequent metabolic adaptation in response to dietary challenges and genetic modifications. …”
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  10. 1690

    Improved background modeling for dark matter search with COSINE-100 by (COSINE-100 Collaboration)

    Published 2025-01-01
    “…Abstract COSINE-100 aims to conclusively test the claimed dark matter annual modulation signal detected by DAMA/LIBRA collaboration. …”
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  11. 1691

    Internal connections between dietary intake and gut microbiota homeostasis in disease progression of ulcerative colitis: a review by Wen Zeng, Dong He, Yifan Xing, Junyu Liu, Nan Su, Chong Zhang, Yi Wang, Xinhui Xing

    Published 2021-03-01
    “…The underlying interactions between dietary intake and UC progression are implicated with the modulation of gut microbiome as well as microbial metabolites, suggesting the complex and systematic characteristics of UC. …”
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  12. 1692

    Single soliton microcomb combined with optical phased array for parallel FMCW LiDAR by Jingye Chen, Wenlei Li, Zhe Kang, Zongxing Lin, Shi Zhao, Daixin Lian, Jijun He, Dongmei Huang, Daoxin Dai, Yaocheng Shi

    Published 2025-01-01
    “…Abstract The frequency-modulated continuous-wave (FMCW) technology combined with optical phased array (OPA) is promising for the all-solid-state light detection and ranging (LiDAR). …”
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  13. 1693

    Recent Advances in Our Understanding of HLA-G Biology: Lessons from a Wide Spectrum of Human Diseases by Fabio Morandi, Roberta Rizzo, Enrico Fainardi, Nathalie Rouas-Freiss, Vito Pistoia

    Published 2016-01-01
    “…These studies further confirmed the important role of this molecule in the modulation of the immune system.…”
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  14. 1694

    Response Features Determining Spike Times by Barry J. Richmond, Mike W. Oram, Matthew C. Wiener

    Published 1999-01-01
    “…In recent years, it has been shown that modulation of the firing rate with about 25 ms precision carries information that is not available from the total number of spikes across the whole response. …”
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  15. 1695

    Design of High-Voltage Switch-Mode Power Amplifier Based on Digital-Controlled Hybrid Multilevel Converter by Yanbin Hou, Wanrong Sun, Aifeng Ren, Shuming Liu

    Published 2016-01-01
    “…Compared with conventional Class-A, Class-B, and Class-AB amplifiers, Class-D amplifier, also known as switching amplifier, employs pulse width modulation (PWM) technology and solid-state switching devices, capable of achieving much higher efficiency. …”
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  16. 1696

    A Comparative Cytotoxic Evaluation of Acrylamide and Diacetone Acrylamide to Investigate Their Suitability for Holographic Photopolymer Formulations by Dervil Cody, Alan Casey, Izabela Naydenova, Emilia Mihaylova

    Published 2013-01-01
    “…A comparative study investigating the holographic recording ability of the two photopolymers in transmission mode showed that the DA photopolymer is capable of reaching refractive index modulation values of 3.3×10-3, which is 80% of the refractive index modulation achieved by the AA photopolymer. …”
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  17. 1697

    Single-cell bilayer design of a terahertz six-channel metasurface for simultaneous holographic and grayscale images by Zhiqiang Du, Chunhui Zhu, Zhengyong Song

    Published 2025-01-01
    “…Our research combines intensity modulation controlled by the Malus’s law and phase modulation of geometry and propagation to merge amplitude, phase, and polarization manipulation of electromagnetic wave. …”
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  18. 1698

    Therapeutic Potential of 5-HT2C Receptor Ligands by Nanna H. Jensen, Thomas I. Cremers, Florence Sotty

    Published 2010-01-01
    “…More precisely, blockade of serotonin 2C receptors has been suggested to provide antidepressant and anxiolytic benefit, while stimulation of these receptors may offer therapeutic benefit for the treatment of psychotic symptoms in schizophrenia and obesity. In addition, modulation of serotonin 2C receptors may offer cognitive-enhancing potential, albeit still a matter of debate. …”
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  19. 1699

    Numerical Simulations of Transfer of Spatial Beam Aberrations in Optical Parametric Chirped-Pulse Amplification by Ying Chen, Yuan Zhou, Guobao Jiang, Lulu Wang

    Published 2018-01-01
    “…Numerical results showed that the spatial walk-off effect transferred phase modulation partly to the signal beam as the pump phase was modulated. …”
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  20. 1700

    Impact of Weather Factors on Unmanned Aerial Vehicles’ Wireless Communications by Lalan Mishra, Naima Kaabouch

    Published 2025-01-01
    “…Quantitative and qualitative performance analyses were performed for various weather conditions using metrics such as attenuation and the bit error rate of the received signals associated with different modulation schemes and frequencies, using a linearly segmented attenuation model. …”
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