- A
batteryless radio is a type of
radio receiver that does not
require the use of a
battery to
provide it with
electrical power.
Originally this referred...
-
Manufacturing Corporation in 1925 by
Edward Rogers (1900–1939) to sell
Rogers "
Batteryless"
radios using vacuum tube technology. It was
later renamed Rogers Majestic...
-
receivers to
eliminate the
expensive batteries. By
August 1925, the
Rogers batteryless radio was in
commercial sales, the
first radio receiver in the world...
- The
station was used to
promote Edward S.
Rogers Sr.'s
invention of a
batteryless radio receiver that
could be
operated using alternating current and therefore...
-
Energy harvesting devices can also
extend the
battery life or
enable batteryless operation of some applications.
Another motivation for
energy harvesting...
- A
wireless light switch is a
light switch that
commands a
light or home
appliance to turn
itself off or on,
instead of
interrupting the
power line going...
- battery-powered SunP****
transponders were
phased out by the end of 2015; new
batteryless models can work with
tolling equipment in
other states. On July 29, 2013...
- OGS
system a
decade later, on 31
March 2022. The HGS
system requires a
batteryless front window sticker with a p****ive radio-frequency
identification (RFID)...
- RFID was
granted to
Charles Walton. In 1996, the
first patent for a
batteryless RFID p****ive tag with
limited interference was
granted to
David Everett...
-
receiver users. The
development of the
battery eliminator, and, in 1925,
batteryless receivers operated by
household power,
reduced operating costs and contributed...
