IEEE

A Double Step-down On-board DC-DC with Transformer Secondary Winding Center Tap Clamp Circuit

Abstract: In this paper, a 3 kW double step-down circuit with center-tapped clamp diode is proposed to be used as vehicle DC-DC, which has the advantages of reducing voltage oscillation of rectifier ...
IEEE

A Double-Step Unscented Kalman Filter and HMM-Based Zero-Velocity Update for Pedestrian Dead Reckoning Using MEMS Sensors

Abstract: In this paper, we propose a novel method for pedestrian dead reckoning (PDR) using microelectromechanical system magnetic, angular rate, and gravity sensors, which includes a double-step ...
Pittsburgh Post-Gazette

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The Financial Express

Dream Act 2025 proposes Green Card pathway for children of H-1B holders and Dreamers

'Dreamers' are undocumented immigrants who were brought to the United States as children. (Bloomberg) Children of H-1B holders, Dreamers and DACA recipients can look forward to getting a US green card ...
NBC News

Many immigrants' final legal step — citizenship — has become harder under the Trump administration

Lawful permanent residents are seeing their naturalization ceremonies abruptly canceled this month as the Trump administration puts an indefinite “hold” on immigration applications from certain ...