Murata Manufacturing has claimed the industry’s first digital envelope tracking (digital ET) technology. Envelope tracking is used to improve the efficiency of RF power devices. Murata has partnered ...

Google released three new apps for Androids on Tuesday as part of its "Digital Wellbeing" initiative, including an envelope that covers a phone's screen so users can only make calls and take photos.

(1) An encrypted message that uses both secret key and public key cryptography methods. A secret key is used to encrypt and decrypt the message, but the public key method is used to send the secret ...