In terms of pure specs, the TCL QM9K is a 4K QLED mini-LED TV with a 144Hz native refresh rate and support for high dynamic ...

Abstract: Automatic Modulation Classification (AMC) is a technique used in wireless communication systems to identify the modulation type of received signals at the receiver. Improving spectrum ...

Abstract: This study describes a low-pass RF signal transmitter that rejects sideband frequencies to produce carrier frequency. The RF compromises of a RF Amplify module (RFA), a Mixer Module (MM), a ...

US Defence Secretary Pete Hegseth did not comply with Pentagon policy and potentially endangered military personnel when he used his personal phone and the Signal app to discuss an upcoming strike, an ...

Defense Secretary Pete Hegseth’s bad week just got worse. That’s after the long-awaited release Thursday of an inspector general’s report on his sharing of highly sensitive military attack plans on ...

A Pentagon watchdog has determined that Defense Secretary Pete Hegseth risked the safety of U.S. servicemembers by sharing sensitive military information on the Signal messaging app, according to a ...

The defense secretary has insisted no classified information was shared. A monthslong investigation into Defense Secretary Pete Hegseth's use of the commercial messaging app Signal is complete and its ...

The March chat shared details of a planned attack on Houthi rebels in Somalia. A Pentagon watchdog concluded that Defense Secretary Pete Hegseth risked exposing sensitive information that could have ...

A classified final version of the Pentagon inspector general’s report into Secretary of Defense Pete Hegseth’s use of Signal to discuss sensitive military operations has been delivered to the House ...

An inspector general report to be released on Thursday examined the defense secretary’s use of a private messaging app to discuss airstrikes in Yemen. By Robert Jimison Megan Mineiro and John Ismay ...