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New 'negative light' technology hides data transfers in plain sight
Engineers at UNSW Sydney and Monash have developed an innovative way of sending hidden information that's hard to intercept.
A VLC system consisting of a transmitter and a receiver was constructed, and a serializer/deserializer using 8B13B coding was implemented on an FPGA. The data modulated onto the LED light were ...
Let me preface what I'm about to say that this has nothing to do with communication or the potential for communication faster than light. I am just talking about the actual change in the particle at a ...
Controlling light with light is a long-sought goal for computing and communication technologies. Achieving this capability would allow optical signals to be processed without converting them into ...
Astrolight CEO Laurynas Mačiulis explains how laser satellite communication could ease spectrum congestion, increase data capacity, and raise new engineering and policy questions for space ...
A new room-temperature quantum device developed at Stanford uses twisted light and advanced materials to link photons and ...
Amici direct vision prism. Image by D-Kuru. CC BY-SA 3.0 Amici direct vision prism. Image by D-Kuru. CC BY-SA 3.0 Scientists have developed a new platform that produces ultrashort UV-C laser pulses ...
Researchers showed that OLEDs can be made faster by suitable material selection and device design to achieve record-fast transmission. A stable organic compound called dinaphthylperylene (DNP), known ...
Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have created a chip-scale device that can dynamically control the "handedness" of light as it passes ...
Light-emitting diodes (LEDs) are widely used electroluminescent devices that emit light in response to an applied electric voltage. These devices are central components of various electronic and ...
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