https://wiki.smarken.dk/ 2026-08-06T04:15:05+00:00 https://wiki.smarken.dk/ https://wiki.smarken.dk/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2026-07-31T14:20:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.smarken.dk/doku.php?id=kladder:notes:it_og_security:telefoni:5g-6g_tek:beamforming_-_a_backbone_of_5g&rev=1785507648&do=diff Content-Type: text/x-zim-wiki Wiki-Format: zim 0.6 Creation-Date: 2026-06-19T03:04:18+02:00 == == === Beamforming - a backbone of 5G === == == Oprettet fredag 19 juni 2026 Beamforming may be used in cellu­lar networks like LTE to improve performance, but is seldom applied in commercial deployed networks today. In contrast, beamforming is a highly important, built-in capability in 5G NR. To enable higher FR2 frequency ranges in 5G, beamforming is necessary to compensate for the higher path los… text/html 2026-07-31T14:20:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.smarken.dk/doku.php?id=kladder:notes:it_og_security:telefoni:5g-6g_tek:channel-estimation-based_vs_coherent_beamforming&rev=1785507648&do=diff Content-Type: text/x-zim-wiki Wiki-Format: zim 0.6 Creation-Date: 2026-06-19T03:01:39+02:00 == == === Channel-Estimation-Based vs Coherent Beamforming === == == Oprettet fredag 19 juni 2026 Massive MIMO and beamforming are important wireless techniques on the road to 5G. In this post, I'd like to explore the basic concepts behind beamforming using Massive multiple-input multiple-output (MIMO) antennas. Figure 1 shows a single-input single-output (SISO) wireless channel from a base station ant… text/html 2026-07-31T14:20:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.smarken.dk/doku.php?id=kladder:notes:it_og_security:telefoni:5g-6g_tek:start&rev=1785507648&do=diff Indholdsfortegnelse * Beamforming_-_a_backbone_of_5G * Channel-Estimation-Based_vs_Coherent_Beamforming