Radio waves

Future technology could turn radio waves into electricity

Creating energy from radio waves may seem like something out of a science fiction novel. However, a team of University of South Florida believes they have developed a device that can do this. The device, a special metasurface antenna capable of absorbing radio waves and turning them into electricity, could have huge implications for the […]

Radio broadcasting

Global Broadcasting Market Report 2022

New York, March 08, 2022 (GLOBE NEWSWIRE) — Reportlinker.com announces the release of the “Radio Broadcasting Global Market Report 2022” – https://www.reportlinker.com/p06243799/?utm_source=GNW and Holdings Limited. The global broadcasting market is expected to grow from $125.39 billion in 2021 to $133.55 billion in 2022 at a compound annual growth rate (CAGR) of 6.5%. The growth is […]

Radio waves

Technology could make it possible to use radio emissions from mobile phone networks to wirelessly power sensors and LEDs

Researchers have developed a novel metasurface-based antenna that represents an important step in making practical the harvesting of energy from radio waves, such as those used in cell phone networks or Bluetooth connections. This technology could potentially provide wireless power to sensors, LEDs, and other simple low-power devices. “By eliminating wired connections and batteries, these […]

Radio waves

Review: Joan Osborne digs through her archives on ‘Radio Waves’

Singer Joan Osborne has combed through a career of studio radio performances and picked out some of the best for her new album, “Radio Waves.” By STEVEN WINEAssociated Press February 23, 2022, 6:29 PM • 2 minute read Share on FacebookShare on TwitterEmail this article “Radio Waves”, Joan Osborne (Womanly Hips Records) Housebound during the […]

Radio waves

Bacteria communicate using chemical signals comparable to radio waves

Scientists have shown that the bacterium Pseudomonas aeruginosa communicates using chemical signals analogous to radio signals to help cells group together and form communities. Credit: Janice Haney Carr/CDC The UCLA-led study could have implications for medical research and sustainability. The idea of ​​bacteria coming together to form a socially organized community capable of cooperation, competition, […]

Radio waves

A space object emits radio waves every 18 minutes

Scientists recently discovered a mysterious object in outer space that, for a time, sent out regular bursts of energy in ways researchers had not previously observed. According to an article published in Nature On Wednesday, scientists observed the mysterious object while mapping radio frequencies in deep space in early 2018. They noticed that the object […]

Radio waves

Bacteria build communities using chemical signals comparable to radio waves

The idea of ​​bacteria coming together to form a socially organized community capable of cooperation, competition, and sophisticated communication may at first glance sound like science fiction — or just plain crude. But biofilm communities have important implications for human health, ranging from disease to aiding digestion. And they play a role in a range […]

Radio waves

Neutron stars: a mysterious object emits radio waves every 18 minutes

Something extraordinarily bright in space is pulsating much slower than most similar cosmic objects, and it may be a strange kind of neutron star we’ve never seen before Space out January 26, 2022 By Lea Crane A view of the Milky Way from the Murchison Widefield Array. The star-shaped icon indicates the position of the […]

Radio waves

The new Samsung Eco Remote is recharged with radio waves from Wi-Fi routers

The Samsung Eco Remote, already rechargeable by light thanks to a small solar panel, wins this year the recharge by radio waves to definitively do without the cable. Last year, Samsung’s high-end TVs, such as the Samsung Neo Qled QE65QN95A — already on board the Samsung Eco Remote equipped with a small photovoltaic panel to […]

Radio waves

Samsung unveils TV remote control that draws its power from radio waves

Forget the batteries! Samsung unveils new TV remote control powered by solar energy and radio waves from WiFi routers Samsung unveils new eco-friendly TV remote before CES 2022 in Las Vegas The device contains a receiving antenna that picks up radio waves from routers It contains a small solar panel and can be charged using […]

Radio waves

Joan Osborne announces RADIO WAVES (out 02/22) + new 2022 tour dates

Singer-songwriter Joan Osborne will release a collection of live studio radio recordings titled radio waves on February 22 (via her Womanly Hips Records imprint). The 13-song album is a unique, hand-picked assortment of Osborne’s favorite and most gripping live appearances, culled from over 100 radio station performances over his 25-year career. See the full track […]

Radio waves

Ultra-cold radio waves could enable dark matter detection and quantum computing

The radio waves have been cooled to close to their quantum ground state, a process that suppresses noise from radio detection, allowing even the weakest signals to stand out. This achievement could advance many areas of research where small fluctuations in temperature hamper progress, including the detection of dark matter, a step necessary to explain […]

Radio waves

Mysterious radio waves from the heart of the Milky Way confuse astronomers

Astronomers have detected mysterious radio waves originating from the center of the Milky Way, but so far have no idea what causes them, according to a new study published in the Astrophysical Journal on Tuesday. A team of scientists from around the world discovered the object using the CSIRO radio telescope in Western Australia. Ziteng […]

Radio waves

Scientists baffled by radio waves from the center of the Milky Way

Astrophysicists are baffled by a strange energy signal recently detected in the heart of the Milky Way galaxy, CNN reports. The radio signal, picked up by a telescope in Australia, is unlike any phenomenon scientists have seen before and could suggest a previously unknown stellar object, according to a new study. Upon its initial discovery, […]

Radio waves

Space: mysterious radio waves arrive from the center of the galaxy

Through Lea Crane Illustration of radio waves coming from the galactic center Sebastien zentilomo Strange radio signals are coming from the center of the galaxy and we don’t know what is emitting them. They seemingly turn on and off at random, and their source must be unlike anything we’ve seen before. The source of this […]

Radio waves

Variable signal aligned at the heart of the Milky Way galaxy appeals to scientists – sciencedaily

Astronomers have discovered unusual signals coming from the direction of the center of the Milky Way. The radio waves do not correspond to any currently understood model of a variable radio source and could suggest a new class of stellar objects. “The strangest property of this new signal is that it has a very high […]

Radio waves

$ 25 million SpectrumX program studies radio waves // the Observer

Spectrum refers to the radio frequencies on which wireless signals travel, and humans use these frequencies in all aspects of their daily lives: sending a text message, watching TV, or using GPS in a car. The radio frequency spectrum is a vital resource in high demand and Notre Dame is a leading university in the […]

Radio waves

Radio waves and tools for TPMS

How do you diagnose what you can’t see? TPMS and keyless entry can be difficult to understand because these systems rely on the transmission, reception and decoding of radio waves, but these signals are invisible. You can see the wires connecting modules and components and observe them with a counter or oscilloscope. But, seeing the […]

Radio waves

Radio waves and TPMS tools

TPMS and keyless entry can be difficult to understand because these systems rely on the transmission, reception and decoding of radio waves, but these signals are invisible. You can see the wires connecting modules and components and observe them with a meter or oscilloscope, but seeing the radio signals requires smart tools. Click here to […]

Radio waves

Scientists develop new tool to measure radio waves in fusion plasmas

Physicist Grant Rutherford with images from his article. Credit: Natalie Rugg, collage by Elle Starkman / Office of Communications Scientists seeking to bring the fusion energy that drives the sun and stars to Earth use radio frequency (RF) waves – the same waves that bring radio and television into homes – to heat and draw […]

Radio broadcasting

Global Radio Broadcasting Market Trends, Strategies and Opportunities 2021-2030

Global Radio Broadcasting Market Report 2021: Impact of COVID-19 and Recovery to 2030 The Business Research Company Global Broadcasting Market Report 2021: Impact of COVID-19 and Recovery to 2030 LONDON, GREATER LONDON, United Kingdom, June 16, 2021 /EINPresswire.com/ – According to the new market research report ‘Global Broadcasting Market Report 2021: COVID-19 Impact And Recovery […]

Radio waves

Discovery and use of radio waves

By Robert M. Hazen, Ph.D., George Mason University There are a bunch of common divisions in this electromagnetic spectrum. They are radio waves; microwave; infrared or thermal radiation; then visible light; then ultraviolet; radiography; and gamma rays. This list is in order of increasing energy, also decreasing wavelengths. But one of the most important types […]

Radio waves

A NASA rocket to study the effects of fugitive radio waves in space

NASA launches a suborbital sounding rocket to study how radio waves escaping from Earth’s ionosphere can affect orbiting satellites. Scheduled for launch from the Wallops Island Flight Facility on May 26, the VLF Trans-Ionospheric Propagation Experimental Rocket (VIPER) will measure how these escaping radio waves interact with electrons in the Van Allen Belt. Space may […]

Radio waves

How Nikola Tesla’s AC and radio waves could unlock wireless electric vehicle charging

Electric vehicles are becoming increasingly popular, but range anxiety and charging time are obstacles to their widespread acceptance. Imagine, however, charging your car by simply changing lanes and heading to special charging strips built into the road. This is exactly the vision of Khurram Afridi, associate professor of electrical and computer engineering at Cornell University. […]

Radio waves

Famous FRB radio waves surprisingly long and late | Space

In this illustration, a burst of radio emission from a repeating fast radio burst arrives at the LOFAR telescope. The longest part of the signal (red) is much longer than ever before from a fast radio burst. Also, the longer wavelength emission arrives about 3 days later than the shorter wavelength (higher frequency, shown in […]

Radio waves

Mysterious fast radio bursts include lower frequency radio waves than previously detected

A burst from the periodically active repeating fast radio burst source 20180916B arrives at the LOFAR telescope. High frequency radio waves (purple) arrive earlier than low frequency radio waves (red). The inset shows an optical image of the host galaxy of the fast radio burst source and the position of the source within the host […]

Radio waves

Fast radio bursts include lower frequency radio waves than previously detected – sciencedaily

Ever since rapid radio bursts (FRBs) were first discovered over a decade ago, scientists have wondered what could generate these intense flashes of radio waves coming from outside our galaxy. In a gradual process of elimination, the field of possible explanations has narrowed as more information is gathered about FRBs – their lifespan, the frequencies […]

Radio waves

Researchers harness energy from radio waves to power portable devices – sciencedaily

From microwave ovens to Wi-Fi connections, the radio waves that permeate the environment are not only signals of energy being consumed, but are also sources of energy themselves. An international team of researchers, led by Huanyu “Larry” Cheng, Dorothy Quiggle Career Development Professor at the Penn State Department of Engineering Science and Mechanics, has developed […]

Radio waves

75 years ago, the first American moon shot used radio waves

Radar Men From The Moon, poster, lobbycard, title card, George Wallace (helmet), Aline Towne (top … [+] right), bottom front, left to right: George Wallace, William Bakewell, Aline Towne, 1952. (Photo by LMPC via Getty Images) LMPC via Getty Images America’s first “moon shot” succeeded 75 years ago today. For the first time, a team […]

Radio waves

South Carolina to use radio waves for additional Internet access at K-12

South Carolina Governor Henry McMaster on Wednesday announced that the state would begin using the wireless signal of its public broadcasting system to help bridge the digital divide. McMaster announced a $ 1.3 million investment in data broadcasting technology that will allow students without the Internet to access their school’s lessons using radio waves. South […]

Radio waves

Astronomers detect a regular rhythm of radio waves, of unknown origin | MIT News

A team of astronomers, including researchers from MIT, has picked up a curious, repetitive rhythm of fast radio bursts emanating from an unknown source outside our galaxy, 500 million light-years away. Fast radio bursts, or FRBs, are short, intense flashes of radio waves thought to be the product of small, distant, extremely dense objects, although […]

Radio waves

Pattern in radio waves: first contact, right?

Periodic radio waves hitting Earth from a nearby galaxy are unlikely to come from extraterrestrials, but the possibility cannot be ruled out. The CHIME radio telescope in Canada has been recording Fast Radio Burst (FRB) 180916.J0158+65 since 2018. (Inset) Image of the host galaxy with the region containing the FRB source outlined in green (Photographs: […]

Radio broadcasting

Broadcasting – Global Market Outlook 2017-2026: Growth of Emerging Markets, Event Advertising and Technology Developments

DUBLIN, October 15, 2019 / PRNewswire / – The “Radio Broadcasting – Global Market Outlook (2017-2026)” the report was added to ResearchAndMarkets.com offer. Global Broadcasting Market Grows at a CAGR of 3.5% Growth in emerging markets, event advertising, and technological developments are driving the growth of the market. However, factors such as the capital intensive […]

Radio waves

What are radio waves? | Live Science

Radio waves are a type of electromagnetic radiation best known for its use in communication technologies, such as television, cell phones, and radios. These devices receive radio waves and convert them into mechanical vibrations in the speaker to create sound waves. The radio frequency spectrum is a relatively small part of the electromagnetic (EM) spectrum. […]

Radio waves

The short and long radio waves | Local news

In a burst of light in 1864, James Maxwell theorized that electromagnetic waves – radio and light – could travel through free space without the mythical “ether” or “quintessence.” A few years later, Heinrich Rudolf Hertz – the unit of cycles per second bears his name – was able to prove that electromagnetic waves could […]

Radio waves

How to explore the hidden world of radio waves all around you

One day this fall, in an old factory in Brooklyn’s Bushwick neighborhood, a row of ’90s pagers chirped and buzzed. Next to their dimly lit screens was a receipt printer – like the one you might find in a cash register – spitting out long spools of paper. As my eyes scanned the prints, I […]

Radio waves

Harnessing a wider spectrum of ambient radio waves for powerless communication with IoT devices

Most devices and sensors connected to the Internet of Things (IoT) rely on the transmission of radio waves to communicate, which requires power, which means batteries if mains power is not a option. A Disney Research team is looking to exploit a technique called ultra-wideband (UWB) ambient backscatter, which would allow devices to overlay their […]

Radio waves

Are radio waves making a comeback? –ScienceDaily

In general, low frequency radio waves are well suited for long range communications, while high frequency waves are needed to achieve high capacity. Reliable and fast communications “Previously, there was no technology that allowed us to leverage the radio communication capability while still ensuring proper communications operation in extreme weather conditions,” says Karl Martin Gjertsen, […]