Telecom
Researchers survey rural residents’ Internet usage in Aotearoa, New Zealand’s northern island
Critical level of the Internet to the survey respondents' everyday life in Aotearoa New Zealand. Credit: Intelligent and Converged Networks,...
New and improved multi-band operational receiver for 5G radio communication
Graphical abstract. Credit: IEEE Journal of Solid-State Circuits (2022). DOI: 10.1109/JSSC.2022.3214118 An ultra-wide-band receiver based on a harmonic selection technique...
Philadelphians welcome first free public phone as a small way to resist big tech
Credit: Pixabay/CC0 Public Domain A group of about 20 tech-savvy engineers and programmers gathered Saturday afternoon at a Philadelphia bookstore...
Signal processing algorithms improve turbulence in free-space optic tests
Credit: Unsplash/CC0 Public Domain New signal-processing algorithms have been shown to mitigate the impact of turbulence in free-space optical experiments,...
Space-frequency-polarization-division multiplexing of information metasurface for powerful wireless communication
The space-frequency-polarization-division multiplexed wireless communication system, which can modulate different information on different carrier frequencies with different polarization states, and...
Microsoft seeks to bring internet to millions in Africa by satellite
A child stands next to a road stall selling cellular telephone cards and internet access in Kinshasa in 2015. Microsoft...
Developing a W-band receive module for ultra-low noise data transmission in satellite communications
Similar RF module developed at Fraunhofer IAF. Credit: Fraunhofer Institute for Applied Solid State Physics IAF To meet the world's...
Communications system achieves fastest laser link from space yet
The TBIRD communications payload, pictured above, is showcasing unprecedented data rates for space-to-ground laser communications. Credit: Lincoln Laboratory In May...
Three-quarters of people over 10 own a mobile phone: UN
Credit: Unsplash/CC0 Public Domain Nearly three quarters of people over the age of 10 now own a mobile phone, potentially...
Researchers realize a high-speed uni-traveling-carrier photodiode
(a) UV optical image of an array of nanodisk and signal-contact on the UTC photodiode. The scale bar is 5...
The world’s first successful optical switching of 15-mode multiplexed signals by spatial optical switch prototype
15-mode multiplexed network constructed on the testbed in the city of L'Aquila, Italy. Credit: National Institute of Information and Communications...
A space-time coding metasurface antenna for efficient and secure communications
Photograph of the space-time-coding metasurface antenna. Credit: Wu et al. Antennas that can couple guided waves emitted from different sources...
A navigation system with 10 centimeter accuracy
Illustration of the hybrid optical-wireless network for robust decimetre-level positioning in urban environments. Credit: TU Delft/Stephan Timmers Researchers of Delft...
Germany deploys bin trucks to map mobile blackspots
The trucks have been fitted with a device that measures the signal quality on their routes. On a street in...
Collaboration achieves record level of radio frequency signal synthesis with quantum-based accuracy
Credit: National Institute of Standards and Technology NIST, in collaboration with CU Boulder faculty, published a paper titled: "RF Josephson...
1.53 petabit per second transmission in 55-mode fiber with standard cladding diameter
Transmission System(Circled numbers correspond to the description in Figure 7(Schematic Diagram)). Credit: National Institute of Information and Communications Technology (NICT)...
Successful demo of long-range remotely-controlled vessels
Credit: Delft University of Technology Wednesday, November 9 saw the first fully-automated demonstration of AVATARs—autonomous emission-free waterways vessels—on the pond...
Beam-hopping satellite moves one step closer to launch
Credit: SatixFy An advanced broadband satellite that can offer high-speed internet connectivity anywhere on Earth is ready to enter its...
Viasat shoots for early 2023 to launch the first of 3 terabyte-class Internet satellites
Credit: Pixabay/CC0 Public Domain Carlsbad, California's Viasat said Tuesday that it expects to begin launching its next-generation broadband Internet satellite...
Super-fast optical lasers could replace radio transmitters in critical communications
Schematic of the deployable optical terminal and experiment. Mon. PD monitoring photodetector, FFC fiber to free-space collimator, QPD quadrant photodetector,...
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Hackers scored data center logins for big corporations more than a year ago. Now they’re selling that information
Credit: Pixabay/CC0 Public Domain In an episode that underscores the vulnerability of global computer networks, hackers got ahold of login...
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