3 ms·
My immediate (i.e. unconsidered) thought is a solid state zone plate (like a radio version of a Fresnel lens) which can be used for adjustable focusing or steer
by Oxidation 4y ago
My immediate (i.e. unconsidered) thought is a solid state zone plate (like a radio version of a Fresnel lens) which can be used for adjustable focusing or steering of incident radio waves.
- 310260 4y agoMU-MIMO does what you describe and is implemented in WiFi and 3GPP (LTE/5G) standards. Leads to significant gains in spectral efficiency too.