I tried everything I could think of, but I do not get it working. I compare devices by MAC to connect and this works flawless. class scanCallbacks : public NimBLEScanCallbacks // ...

Abstract: The array element consists of a feeding structure designed as a 2-way power division with a 90° phase difference and a dual-layer patch structure. An aperture-couple driven patch spatially ...

Abstract: A 1024-element phased array radio frequency (RF) front-end is proposed in this paper. Firstly, a millimeter-wave (mmWave) magneto-electric (ME) dipole antenna is designed. The compact ...