Rydberg atoms detect clear signals from a handheld radio

For the first time, a team of US researchers has used sensors containing highly excited Rydberg atoms to detect signals from an ordinary handheld radio. Through a careful approach to demodulating the ...
EDN

A design guide for implementing audio signal detection

Sound can be represented with both analog or digital audio signals. Analog audio signals use electrical voltage levels. Different types of transducers convert sound to electrical signals and ...
Inverse

Audio deepfakes are a major threat — here’s how researchers expose them

Imagine the following scenario: A phone rings. An office worker answers it and hears his boss, in a panic, tell him that she forgot to transfer money to the new contractor before she left for the day ...
EDN

Using comparators to detect accessories in portable audio applications

A common feature in most of the electronic devices we use – cell phones, PDAs, notebooks, handheld media players, game systems, etc. – is the provision for connecting external accessories. Such ...
AppleInsider

'Apple Glass' microphones may locate sounds and direct users to the source

An array of sensitive microphones in "Apple Glass" may detect audio that's difficult to hear, or to precisely locate, and direct the wearer where to look. Apple has previously applied for patents ...

Zoom adds new AI tool that can detect deepfake audio and video during calls

Zoom has unveiled advanced security features to combat deepfake and AI-generated content in meetings. This includes real-time detection of synthetic audio and video, alerting users during calls.