signal

Google says it has successfully used beams of light in the air to carry an Internet signal. It says the technology won't work everywhere but could be a useful solution in specific places. Project Taara works on a broadly similar principle to fiber ... optic cables, with pulses of light carrying a signal that translates into the 0s and 1s of computer code. The "Free Speech Optical Communications" system uses a narrow beam of light invisible to the human. It's a similar technology to that which Google used in a previous project to connect balloons in the sky. The new system instead connects ... (view more)

Ask online about ways to improve the Internet connection around your home, and you'll often come across users recommending that you use a "mesh WiFi" system. So, what is mesh WiFi? Is mesh WiFi better than regular WiFi? What about mesh vs an ... extender, or mesh vs a router? How does mesh compare to Google Nest? How do you set up a mesh Wifi network? We'll answer those questions and more below. Related: How to Fix: Stop Neighbors Stealing My WiFi Related : Are you looking for the best possible way to extend the WiFi signal in your home , but don't have the technical expertise? Tired of ... (view more)

Light could be the key to solving one of the big problems of faster mobile Internet. But the technology, which uses spotlights to send out signals, has some limited range of uses. The technology developed by pureLiFi works on a simple principle: ... rather than using radio waves to transmit data (as does WiFi), it uses light waves. A demo of the system uses ceiling spotlights which blast out light in a cone shape. To the human eye it looks like an ordinary constant light supply. In fact it's actually flickering at incredibly high speeds to create a pattern. 5G Signals Hurt By Walls A plug-in ' ... (view more)

T-Mobile is the fastest, most reliable mobile broadband in the US according to a newly-published study. It seems some of its rivals struggled to cope with demand after switching to unlimited data plans. The good news is that speeds are increasing ... across the industry, with AT ... (view more)

The Boston Red Sox are accused of cheating by using an Apple Watch as part of a scheme to relay signals to a batsman. It's a rule-breaking use of technology for an otherwise legitimate tactic. The Red Sox, like most teams, were trying to find a way ... to give batters an advantage by knowing what type of pitch is coming. Normally a catcher - sometimes with the advice of a coach - will signal a suggested pitch to the pitcher via hand gestures. The player placements mean the batter can't see this signal. In principle it's legitimate for the batting team to spot these signals and make the batter ... (view more)

Infopackets Reader 'Tina' writes: " Dear Dennis, My monitor keeps going black. It flashes on and then off after a few seconds, then it goes to a black / blank screen. Sometimes I have to power it on and off 20 times before the monitor will work ... properly, and some days, my monitor won't turn on at all! When this happens, my monitor power light stays yellow as if the monitor is sleeping or in standby mode. Normally the power light is green when it is powered on and working properly. Any ideas why my monitor keeps turning off? " My response: There are many reasons why a monitor keeps turning off ... (view more)

The makers of a new wireless router system claim it will offer guaranteed high-speed Wi-Fi connections throughout large homes. But at a minimum of $299 to take advantage, it's a costly solution. The Eero system is aimed at people who have an ... Internet connection and wireless router but struggle to get a good signal -- or any signal -- throughout their entire home. Wi-Fi signals can be weakened by structural issues such as in multi-storey houses, or by interference from wireless networks run by neighbors. The makers say this will become an increasingly frustrating problem as people make ... (view more)

Infopackets Reader 'vking' writes: " Dear Dennis, I have a wireless network inside my home and I want to share it with my neighbor, who lives approximately 250 feet away. Is there a WiFi range extender that I can purchase which allows me to share my ... Internet access and computer network with my neighbor? " Related: How to Fix: Stop Neighbors Stealing My WiFi Related: Need to extend your Wifi coverage at home or in the office? Read this: Explained: What is Mesh WiFi? vs Extender, Router? My response: Yes, there is, however I need to clarify a few things, first. The purpose of a WiFi range ... (view more)