Abstract: Unlicensed National Information Infrastructure (U-NII) bands, particularly U-NII-4, are forms of wireless communication that are growing in use. With more usage of U-NII-4, interference in ...

This project is a GPS receiver testbed with antenna array, built based on USRP X310 and GNSS-SDR. The receiver is designed to receive GPS signals from multiple antennas(1x4 ants) and process them to ...

Abstract: This paper present design and build a low-cost and portable ground station to receive NOAA satellite APT images. Many believe that building a ground station requires expensive and special ...

A new version of the Raspberry Pi 4 Model B has been (quietly) introduced. The key difference? It now uses a dual-RAM configuration. The Raspberry Pi 4 Model B (PCB 13a) adopts a dual-RAM ...

Raspberry Pi Plc. is launching a single-board computer with two memory chips on board for the first time. The Raspberry Pi 4 is now available in a version where one DRAM chip is located on the front ...

Desperate times call for desperate measures. Raspberry Pi has decided to introduce a dual RAM variant of the Raspberry Pi 4 to allow DRAM supply chain flexibility along with manufacturing process ...