📡 CSI-RS · TS 38.211 §7.4.1.5
Fully Aligned with 3GPP · Resource Mapping · CDM · Port Configuration
TS 38.211 §7.4.1.5.3: CSI-RS resource mapping follows a_{k,l}^{(p,µ)} = β_CSIRS · w_f(k') · w_t(l') · r_{l,ns,f}(m')
CDM types: noCDM, fd-CDM2, cdm4-FD2-TD2, cdm8-FD2-TD4
Ports: 2 · CDM: noCDM · ρ: 1
✓ TS 38.211 §7.4.1.5
● Ready
a_{k,l}^{(p,µ)} = β_CSIRS · w_f(k') · w_t(l') · r_{l,ns,f}(m')
k = n·N_sc^RB + k_bar + k'
l = l_bar + l'
p = 3000 + s + j·L
CQI: 12
PMI: 3
RI: 2
CRI: 0
LI: 0
L1-RSRP: -72 dBm
CDM Groups: 1
Ports/Group: 1
📊 CSI-RS Resource Grid (TS 38.211 §7.4.1.5.3)
One Resource Block (12 subcarriers × 14 OFDM symbols) · CDM groups shown with borders
Port 3000
Port 3001
Port 3002
Port 3003
CDM Group 0
CDM Group 1
CDM Group 2
CDM Group 3
📋 CSI-RS Configuration (TS 38.214)
CSI-ReportConfig and CSI-ResourceConfig parameters
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📋 TS 38.211 Table 7.4.1.5.3-1 (Mapping Rows)
CDM groups, time domain (l_bar), frequency domain (k_bar), and density per row
| Row | CDM Group | l_bar | k_bar | Density | Status |
|---|