News tagged with amplifier
Dyson Unveils His Bladeless Fan (w/ Videos)
Oct 14, 2009 |
3.9 / 5 (38) |
25
(PhysOrg.com) -- James Dyson, inventor of the bag-less vacuum cleaners has taken his invention one step further with the unveiling of the bladeless fan. Using 'Air Multiplier' technology the bladeless fan ...
Fujitsu Develops Millimeter-Wave Gallium-Nitride Transceiver Amplifier Chipset
Sep 30, 2009 |
3 / 5 (1) |
1
Fujitsu announced today the development of the world's first gallium-nitride HEMT-based transceiver amplifier chipset for broadband wireless transmission equipment operating in the millimeter bandwidth, the ...
The Ultimate Long Distance Communication
Space & Earth / Space Exploration
Aug 19, 2009 |
4.4 / 5 (19) |
11
Anyone who's vacationed in the mountains or lived on a farm knows that it's hard to get good internet access or a strong cell phone signal in a remote area. Communicating across great distances has always ...
Hearing the words beneath the noise
Aug 05, 2009 |
not rated yet |
0
Hearing aids and cochlear implants act as tiny amplifiers so the deaf and hard-of-hearing can make sense of voices and music. Unfortunately, these devices also amplify background sound, so they're less effective in a noisy ...
Smaller, cheaper cell phones possible
Jul 31, 2009 |
3.5 / 5 (2) |
0
(PhysOrg.com) -- Ph.D. candidate Sataporn Pornpromlikit played a critical role in research at UC San Diego that made a big impact at a recent conference, and might provide manufacturers with the means for making cell phones ...
National Semiconductor Introduces Industry's Lowest-Noise Frequency Synthesizer
Jul 06, 2009 |
5 / 5 (3) |
0
National Semiconductor today announced the industry’s lowest-noise, fully integrated frequency synthesizer. The PowerWise LMX2541 provides less than 2 milli-radians (mrad) root-mean-square (rms) noise at 2.1 ...
New High Frequency Amplifier Harnesses Millimeter Waves in Silicon for Fast Wireless
Feb 11, 2009 |
4.8 / 5 (11) |
4
(PhysOrg.com) -- New imaging and high capacity wireless communications systems are one step closer to reality, thanks to a millimeter wave amplifier invented at the University of California, San Diego and ...
IMEC develops low-cost low-power 60GHz solutions in digital 45nm CMOS
Feb 09, 2009 |
4.4 / 5 (5) |
0
At this week’s International Solid State Circuits Conference, IMEC presents a 60GHz front-end receive chain, phase-locked loop and power amplifier in 45nm digital CMOS technology. These building blocks pave ...
Fujitsu Develops C- to X- Ultra-Wideband Gallium-Nitride HEMT Power Amplifier Featuring High Output and Efficiency
Nov 04, 2008 |
3.8 / 5 (6) |
0
(PhysOrg.com) -- Fujitsu Laboratories announced today the development of a high-performance power amplifier based on gallium nitride (GaN) high electron mobility transistors (HEMT), which as a hybrid amplifier ...
First Tunable, ‘Noiseless’ Amplifier May Boost Quantum Computing, Communications
Oct 15, 2008 |
4.6 / 5 (19) |
0
(PhysOrg.com) -- Researchers at the National Institute of Standards and Technology (NIST) and JILA, a joint institute of NIST and the University of Colorado (CU) at Boulder, have made the first tunable “noiseless” ...
