5G core network (5GC network), Fronthaul transport options, 62-86 number (GSCN), 383 1, 26 Fronthaul-I (NGFI-I), 84-85 gNB, 28 identifiers, 146-149 Fronthaul-II (NGFI-II), 84-85 entity, 115 5G QoS identifier (5QI), 175-177, Full-dimension MIMO (FD- scheduler, 210, 213-214 180-181 MIMO), 67-68, 573-582 UE context, 120-121 Fixed frame period (FFP), 883 Full-duplex schemes, 373-379 UE NG application protocol ID, Flexible-duplex scheme, Full-functional base station, 47 371-373 Fully depleted/partially depleted gNB Identifier (gNB ID), 130 Flip chip method, 718 silicon on insulator (RF- Gold sequence, 421, 427 ForCES, 35 SOI/FD-SOI), 718 GPRS tunneling protocol, Forward error correction (FEC), Fully-qualified domain name 117-118, 152 539-542 (FQDN), 130 Grant-based performance, Forwarding and control element Functional splits, 68 404-405 separation, 28 options, 62-86 Grant-free/semi-persistent Fractional-T/E carrier, 91 scheduling, 403-407 Frame structure Group-common PDCCH (GC- NB-IoT, 757 PDCCH), 439 and numerology, 383-391 Gabor system, 338-339 Guaranteed bit rate (GBR), 51-52, type 3, 886-887 Gabor's theory of communication, 172-173 Frame timing synchronization, 821 314-315 Guaranteed flow bit rate (GFBR), Frame-based equipment (FBE), Gallium arsenide (GaAs), 175-176 716-717 Guard subcarriers, 320 Free-space conditions, 288 E-mode pHEMT technology, Guard-band, 754 Free-space path loss, 287-288 734, 736-737 mode, 755 Frequency GaAs-based devices, 734-735 bands, 303-304 mHEMT technology, 735 Gap interval, 765-767 error, 589 frequency-selective fading Gateway core network approach Half-duplex FDD (H-FDD), effects, 294-295 (GWCN approach), 109 371-372 frequency-selective resource General authorized access (GAA), Half-duplex scheme, 371-373 allocation, 586 Handover, 258-274 hopping, 771-772 Generalized frequency division interruption time, 47-48 flag, 459 multiplexing (GFDM), Handover Command message, synchronization, 89-90 343-344 Frequency division duplex (FDD), Generator matrix, 519, 529-530 Handover Complete messag