Dr Yongjin Kim of Inha Technical College, Korea, talks about the work behind the paper 'Design of transparent multilayer film antenna for wireless communication.' Such multilayer thin film antennas are transparent, a quality ...
Engineering
Jan 13, 2015
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An ultra-compact implantable image sensor using body channel communication has been demonstrated in Japan. The body channel approach allows the sensor-transmitter device to be much smaller and use less power than an RF wireless ...
Engineering
Aug 19, 2014
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Researchers at the Rochester Institute of Technology in New York have increased the switching contrast of a particular kind of all-optical flip-flop by 28 dB, resulting in a switching contrast of 36.6 dB. This could provide ...
Engineering
Oct 24, 2014
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1
Maturing draw-tower fabrication technology for optical fibre gratings has been used to produce quasi-distributed temperature sensors that could extend the use of RFTA in cancer treatment.
Engineering
Aug 19, 2014
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A bump circuit with flexible tuning ability that uses 500 times less power and is smaller than previous circuits has been demonstrated by researchers at the University of Tennessee in the US.
Electronics & Semiconductors
Aug 19, 2014
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Research in China has shown that a common hybrid circuit component has potential for use as a micro-actuator. The industrial grade MLCCs tested display surprisingly little hysteresis, suggesting they could be of interest ...
Nanophysics
Mar 31, 2014
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A '3D printing' manufacturing technique that allows the creation of substrates with three dimensional structures of varying permittivity, from a single material, promises to provide RF designers with a new bag of tools.
Engineering
May 14, 2014
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Depressed collectors have been used for decades to improve the efficiency of vacuum-electronic based RF power sources by recovering energy from the spent electron beam of an RF source, such as a klystron or inductive output ...
Electronics & Semiconductors
Aug 28, 2014
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An optical frequency comb that has record low laser relative intensity noise and in which the carrier envelope offset frequency has been stabilised to very low level, has been demonstrated by researchers at Centre Suisse ...
Engineering
Aug 18, 2014
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Prof. Chenhao Qi of Southeast University, China, and Columbia University in the US, researches wireless communications technologies and sparse signal processing. Here, he talks about the significance of his paper 'Uplink ...
Telecom
Nov 6, 2014
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