-
frequencies to a
lower block of
intermediate frequencies (IF). This
downconversion allows the
signal to be
carried to the
indoor satellite TV receiver...
- 21-megapixel
sensors offers the
possibility of
almost perfect sharpness by
downconversion within the camera, with
digital filtering to
eliminate aliasing. Such...
- In
digital signal processing, a
digital down-converter (DDC)
converts a digitized, band-limited
signal to a
lower frequency signal at a
lower sampling...
-
Spontaneous parametric down-conversion (also
known as SPDC,
parametric fluorescence or
parametric scattering) is a
nonlinear instant optical process that...
- low-energy (e.g., infrared)
photons to
produce one
higher energy photon;
downconversion is the
process of
using one high
energy photon (e.g., ultraviolet) to...
- In physics, the
radiative efficiency limit (also
known as the
detailed balance limit, Shockley–Queisser limit,
Shockley Queisser Efficiency Limit or SQ...
- "upscaling" (by contrast,
converting from high to low
resolution is
known as "
downconversion" or "downscaling").
Video scalers are
typically found inside consumer...
-
improved range resolution. The one
notable exception to
heterodyne (
downconversion)
radar systems is ultra-wideband radar. Here a
single cycle, or transient...
- the 3-mm
receiver which nominally can
observe between 75–115 GHz. New
downconversion equipment fine-tuned the 3-mm
system while it also
received a 12-mm...
- do not
include advanced capabilities such as
descrambling or
digital downconversion. The task of a
cable box is to
convert a
television channel from those...
