World Wide Spectrum Efficiency

World Wide Spectrum Efficiency - Search results - Wiki World Wide Spectrum Efficiency

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  • Two industry "Pre-N" groups, TGnSync and the World-Wide Spectrum Efficiency (WWiSE), were formed, and each espoused a different approach to achieving next-generation...
  • Spectral efficiency, spectrum efficiency or bandwidth efficiency refers to the information rate that can be transmitted over a given bandwidth in a specific...
  • Thumbnail for Visible spectrum
    The visible spectrum is the band of the electromagnetic spectrum that is visible to the human eye. Electromagnetic radiation in this range of wavelengths...
  • WWiSE may refer to: World-Wide Spectrum Efficiency, an industry group formed espousing an approach to achieving next-generation wireless technologies....
  • Thumbnail for Shockley–Queisser limit
    physics, the radiative efficiency limit (also known as the detailed balance limit, Shockley–Queisser limit, Shockley Queisser Efficiency Limit or SQ Limit)...
  • Thumbnail for Solar-cell efficiency
    absorber materials improve efficiency by dividing the solar spectrum into smaller bins where the thermodynamic efficiency limit is higher for each bin...
  • Thumbnail for Spectrum management
    countries, to a "spectrum auction" model that is intended to speed technological innovation and improve the efficiency of spectrum use. During the experimental...
  • Thumbnail for Solar cell
    insensitive to heat and it can keep high efficiency when temperature is quite high. Third, GaAs has the wide range of design options. Using GaAs as active...
  • Thumbnail for Light-emitting diode
    (SiC). SiC LEDs had very low efficiency, no more than about 0.03%, but did emit in the blue portion of the visible light spectrum. In the late 1980s, key breakthroughs...
  • Thumbnail for LoRa
    communication technique. It is based on spread spectrum modulation techniques derived from chirp spread spectrum (CSS) technology. It was developed by Cycleo...
  • attention in the public as their research efficiencies recently soared above 20 percent. They also offer a wide spectrum of low-cost applications. In addition...
  • spectral efficiency. 802.11ax Wi-Fi has a main feature called OFDMA, similar to how cell technology works with Wi-Fi. This brings better spectrum use, improved...
  • Thumbnail for Frontier (supercomputer)
    Anton Shilov (November 15, 2022). "Nvidia Steals AMD's Supercomputer Efficiency World Record". Tom's Hardware. Archived from the original on February 6,...
  • Thumbnail for Infrared heater
    practical applications, the efficiency of the infrared heater depends on matching the emitted wavelength and the absorption spectrum of the material to be heated...
  • Thumbnail for Solar panel
    Wales has pushed sunlight-to-electricity conversion efficiency to 34.5% -- establishing a new world record for unfocused sunlight and nudging closer to...
  • Thumbnail for WiMAX
    10 MHz or 20 MHz). Constant carrier spacing results in a higher spectrum efficiency in wide channels, and a cost reduction in narrow channels. Also known...
  • Thumbnail for Fourier-transform infrared spectroscopy
    spectrum of absorption or emission of a solid, liquid, or gas. An FTIR spectrometer simultaneously collects high-resolution spectral data over a wide...
  • Thumbnail for Multi-junction solar cell
    the efficiency of solar cells, which is caused by the inability of single-junction solar cells to properly match the broad solar energy spectrum. However...
  • Thumbnail for Main lobe
    field Side lobe Vertical plane Characteristics Array gain Directivity Efficiency Electrical length Equivalent radius Factor Friis transmission equation...
  • Thumbnail for Quantum dot solar cell
    materials are used to improve efficiency by harvesting multiple portions of the solar spectrum. As of 2022, efficiency exceeds 18.1%. Quantum dot solar...
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