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Mostrando 241 - 260 Resultados de 789 Para Buscar '"S.D.B."', tiempo de consulta: 0.33s Limitar resultados
  1. 241
    An Efficient Encoder-Subcarrier Mapping Method Combined With Polar Code for Visible Light Communication
    “... rate of 175 MSa/s, its measured Q-factor is 9.86 dB, which improves by 5.12 dB compared to the case...”
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  2. 242
    Modelamiento Predictivo de la Pérdida Auditiva Laboral, Relacionada con el Tratamiento de Absorción Acústica en una Industria Metal-Mecánica en Chile
    “... absorbente pueden llegar a valores de reducción máximos de 2 dB en la exposición a ruido de algunos puestos...”
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  3. 243
    Relationship between swim bladder morphology and hearing abilities--a case study on Asian and African cichlids.
    “... swim bladder-inner ear relationship (maximum sensitivity 66 dB re 1 µPa at 0.5 kHz).<h4>Conclusions</h4...”
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  4. 244
    Ultrasound Image-Guided Pudendal Nerve Block on Analgesic Effect of Perineotomy under Optimized Fast Super Resolution Reconstructed Convolutional Neural Network Algorithm
    “... by the FSRCNN algorithm was 32.68 dB and that reconstructed by the optimized FSRCNN algorithm was 32.19 dB...”
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  5. 245
    Analysis of power tiller noise using diesel-biodiesel fuel blends
    “... at the 1% level. With increasing speed engine, noise levels increased up to 7.8 dB. Average sound pressure...”
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  6. 246
    CSRR-DGS Bandpass Filter Based on Half Mode Substrate Integrated Waveguide for X-Band Applications
    por B. Fellah, N. Cherif, M. Abri, H. Badaoui
    Publicado 2021
    “.... The higher simulated insertion loss is about −2.6 dB and the lower return loss is about −34 dB. The proposed...”
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  7. 247
    Blind Fusion of Hyperspectral Multispectral Images Based on Matrix Factorization
    por Jian Long, Yuanxi Peng
    Publicado 2021
    “... show that our proposed SRF estimation method can improve the PSNR value by 5 dB on average compared...”
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  8. 248
    Linearity Enhancement of VCO-Based Continuous-Time Delta-Sigma ADCs Using Digital Feedback Residue Quantization
    por Moo-Yeol Choi, Bai-Sun Kong
    Publicado 2021
    “... evaluation results indicate that the proposed VCO-based CT ΔΣ ADC with DFRQ provides 30.3-dB SNDR improvement...”
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  9. 249
    Mechanical properties of saccharine sorghum (Sorghum bicolor L. Moench) seeds
    “..., Brazil and indicated an initial moisture content of 0.307 (d.b.). For each moisture content obtained...”
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  10. 250
    Hybrid Raman-erbium random fiber laser with a half open cavity assisted by artificially controlled backscattering fiber reflectors
    “... random laser emission line centered at 1553.8 nm with an optical signal to noise ratio of 47 dB were...”
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  11. 251
    2.45 GHz Active Isolator based on asymmetric coupler
    “... that the proposed isolator with operation stability has ≥40 dB isolation and <1 dB insertion loss for input power...”
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  12. 252
    Tradeoff-HARQ Scheme for Full-Duplex SWIPT DF Relay
    “... scheme when the total power limit is 20 dB and 0.00651 higher than that of the regular-HARQ scheme when...”
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  13. 253
    5-year outcomes of single iStent (G1) trabecular microbypass implantation with phacoemulsification in moderately advanced primary open angle glaucoma.
    por Ejaz Ansari
    Publicado 2021
    “.... At year 5, 62% of eyes had achieved at least 20% reduction in IOP. MD reduced from -8 (8.1) dB to -10.7...”
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  14. 254
    Transportation noise exposure and cardiovascular mortality: 15-years of follow-up in a nationwide prospective cohort in Switzerland
    “... (1.024–1.034), 1.013 (1.010–1.017), and 1.003 (0.996–1.010) per 10 dB Lden, respectively. Associations...”
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  15. 255
    Microsecond yellow laser for subfoveal leaks in central serous chorioretinopathy
    por Ambiya V, Goud A, Mathai A, Rani PK, Chhablani J
    Publicado 2016
    “... 18.93&plusmn;7.19 dB to 22.49&plusmn;6.67 dB (P=0.01) at 3 months and 21.46&plusmn;8.47 dB (P=0.04) at 6...”
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  16. 256
    Large Vessel Activity and Low-Frequency Underwater Sound Benchmarks in United States Waters
    “... to or higher than 100 dB re 1 μPa in both the 63 and 125 Hz one-third octave bands at sites with high levels...”
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  17. 257
    Antena de Parche Cortocircuitado con Polarización Circular y Sentido de Giro Reconfigurable para Aplicaciones en Satélites de Reducido Tamaño
    “... relación axial de 48.56MHz (2%) respecto a 2dB a la frecuencia central de f0 = 2,44GHz; un ancho de banda...”
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  18. 258
    Design of a full V‐band fundamental mixer with an ultra‐wide IF from 0.01 to 22 GHz
    por Le Ren, Jinping Xu, Chunmin Wang
    Publicado 2021
    “... by a 3 dB branch coupler and a 90‐degree delay line, which enables the required balanced outputs...”
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  19. 259
    Noise Measurements in Timber Industries
    por Vasiliki Dimou
    Publicado 2014
    “... limits (permissible levels) were set at 85 dB(A) for the production area and warehouses, and 55 dB(A...”
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  20. 260
    Simulation and measurement of optimized microwave reflectivity for carbon nanotube absorber by controlling electromagnetic factors
    “... of CNTs treated at 700 °C had an amplitude of R = −48 dB, which occurred at 9 GHz. Below −10 dB...”
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