Amazon launches test satellites for its planned internet service to compete with SpaceX
Amazon launched the first test satellites for its planned internet service on Friday as a rival to SpaceX's broadband network.
Oct 7, 2023
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31
Telecom
News tagged with communications satellites
Engineering
Researchers develop network slicing technique for low-Earth orbit satellite communications
The joint research team of Electrical Engineering and Computer Science Professor JeongHo Kwak at the DGIST and Aerospace Engineering Professor Jihwan Choi at the KAIST have proposed a novel network slicing planning and handover ...
Jul 6, 2023
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26
Business
Viasat boosts satellite Internet footprint globally with completion of Inmarsat acquisition
Viasat, based in Carlsbad, California, has completed its $6.1 billion acquisition of London-based Inmarsat on Wednesday —accelerating the company's bid to become a global supplier of satellite broadband for aircraft, ships, ...
Jun 1, 2023
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3
Telecom
This algorithm can make satellite signals act like GPS
Researchers have developed an algorithm that can "eavesdrop" on any signal from a satellite and use it to locate any point on Earth, much like GPS. The study represents the first time an algorithm was able to exploit signals ...
May 5, 2023
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126
Telecom
Pentagon leaks suggest China developing ways to attack satellites—here's how they might work
The recent leak of Pentagon documents included the suggestion that China is developing sophisticated cyber attacks for the purpose of disrupting military communication satellites. While this is unconfirmed, it is certainly ...
Apr 26, 2023
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76
Machine learning & AI
A knowledge-inherited learning for intelligent metasurface design and assembly
The interaction of machine learning and optics/photonics is transforming the way we design new photonic structures, unearth latent physical laws, and develop intelligent photonic devices. Despite certain achievements, a major ...
Mar 31, 2023
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15
Internet
Starlink: SpaceX's new internet service could be a gamechanger in Africa
It's hard for many of us to imagine a world without instant, limitless internet access. Some have even argued that it should, alongside access to clean water and electricity, be considered a basic human right.
Mar 1, 2023
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13
Engineering
Developing a W-band receive module for ultra-low noise data transmission in satellite communications
To meet the world's rapidly growing data consumption and increasing bandwidth requirements, satellite communications are shifting to higher frequencies. The W-band (75–110 GHz) is well suited for use in space, but technical ...
Dec 12, 2022
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8
Engineering
Communications system achieves fastest laser link from space yet
In May 2022, the TeraByte InfraRed Delivery (TBIRD) payload onboard a small CubeSat satellite was launched into orbit 300 miles above Earth's surface. Since then, TBIRD has delivered terabytes of data at record-breaking rates ...
Dec 1, 2022
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144
Business
Tax rebates for solar power ineffective for low-income Americans, but study finds a different incentive works
When a new consumer technology makes its debut, whether it's a smartphone or an electric car, its adoption rate typically follows a predictable path. The first buyers come from a narrow slice of high-income users or tech ...
Nov 16, 2022
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