BBU), 7, 67-68 Carrier aggregation (CA), 53-54, RAN architecture), 28-30, Basic service set (BSS), 859 280-283 scenarios, 881-882 high-capacity cloud-RAN, 15 reporting, 511-512 Carrier frequency offsets (CFOs), Channel busy ratio (CBR), 836 steering, 743 326-328,777 Channel coding, 515-539 sweeping, 510 Carrier sense multiple access with low density parity check coding tracking, 743 collision avoidance principles, 529-531 Beam management (BM), (CSMA/CA), 857 modulation schemes and 411-412, 509-515 Carrier sensing adaptive modulation coding scheme Beam-level mobility, 253, 260 transmission (CSAT), determination, 535-539 Beamforming, 567, 846 879-880 NR low density parity check Beamforming unit (BFU), 739 Carrier Wi-Fi, 56-57 coding, 532-534 Belief propagation (BP), 359-360 Cauchy distribution, 329-330 NR polar coding, 523-528 algorithm, 531 CBG flush indicator (CBGFI), polar coding principles, decoder, 515-516, 518 492-493 516-523 Index 915 Channel hardening, 305, 583 Cloud-based radio access, 17-18 Conducted BS transmitter/receiver Channel impulse response, 310 Cloud-radio access network characteristics, 671-691 Channel matrix, 556 (C-RAN), 7-10, 56-98 Conducted UE transmitter/receiver Channel measurement (CM), 431 architectural aspects, 57-62 characteristics, 694-699 Channel models, 287-313 backhaul transport options, Configured grant Type 1, Channel occupancy (CO), 905 86-98 212-213, 405-406 Channel polarization, 517-518 with distributed RRHs, 54-55 Configured scheduling RNTI (CS- Channel quality indicator (CQI), Coarse/dense wavelength division RNTI), 405 multiplexing (CWDM/ Connected mode procedures, Channel raster, 382 DWDM), 7-10 251-253 Channel realizations, 307-309 Cochannel dual polarization Connection density, 41-42, 54 Channel reservation, 901 (CCDP), 96-97 Connection management states, 243 Channel state information (CSI), Code block concatenation process, CM-IDLE and CM- 411-412, 571, 847 490-491 CONNECTED states, 243 measurement and reporting, Code block group (CBG), 461 Constellation rotation, 328-3