Combating fractional spurs in phase locked loops to improve wireless system performance in beyond 5G

The total power consumption of the proposed PLL is only 8.89 mW from a 1 V supply, which leads to a figure of merit of reference of -247.4 dB. Credit:…

What to expect from global navigation satellite systems in the next 50 years

Credit: Unsplash/CC0 Public Domain More robust and more accurate positioning systems are needed to meet the demands of the global economy—and Australia is set to enjoy the benefits of its…

Connecting rural African communities one bus at a time

Credit: CC0 Public Domain In urban African communities, communication infrastructure has made it possible for people to share information quickly and easily. However, the same cannot be said for rural…

Electric light transmits data 100 times faster than Wi-Fi

Organic visible light communication system based on mixed white light illumination and color-selective OPDs fabricated with OLEDs. Credit: POSTECH Li-fi, a communication technology harnessing visible light for data transmission, has…

Research explores experimental satellite for internet intelligent remote sensing

Telecoms outage cuts off millions of Australians

Australian communications company Optus was hit by a major service outage on Wednesday. More than 10 million Australians were cut off from internet and phone services on Wednesday after unexplained…

Amazon launches test satellites for its planned internet service to compete with SpaceX

An Atlas 5 rocket with the Amazon’s Project Kuiper Protoflight spacecraft lifts off from Space Launch Complex-41 at Cape Canaveral Space Force Station in Cape Canaveral, Fla., Friday, Oct. 6,…

Near-field wideband channel estimation for extremely large-scale MIMO

Bilinear pattern of near-field beam split. Credit: Science China Press Extremely large-scale multiple-input-multiple-output (XL-MIMO) at millimeter-wave (mmWave) and terahertz (THz) bands plays an important role in 6G networks for its…

Scientists develop an energy-efficient wireless power and information transfer system

The SWIPT-NOMA-DAS framework is five times more efficient than SWIPT-NOMA without DAS and performs 10% better than SWIPT-OMA-DAS, a significant boost for the IoT communications technology. Credit: Associate Professor Dong-Wook…

Exploring the dual iconic features and enabling technologies of 6G

The 6G vision and two categories of applications: digital twins and the meta-universe. Credit: Shanzhi Chen, Shaoli Kang The journal Engineering has released a study on the sixth generation (6G)…