Transport Block is a packet of data which is passed between the MAC and Physical layers . It is passed downwards at the transmitter and upwards at the receiver. A Transport Block undergoes Physical layer processing at the transmitter before being mapped onto the PDSCH for transfer across the air-interface.
Read moreWhat is TB size in LTE?
TB Size(transport block size) defines how many bits MAC layer transfers to Physical layer per TTI (Transmission Time Interval, defined as 1ms). Note: TM1/TM2 can carry 1 TB Size per TTI, TM3/TM4 can carry 2 TB Size per TTI (two code word).
Read moreWhat is code rate in LTE?
LTE Quick Reference Go Back To Index Home : www.sharetechnote.com. Code Rate. Simply put, the code rate can be defined as the ratio of the data rate that is allocated for a subframe and the maximum data rate that ideally can be allocated in the subframe .
Read moreHow is TB size calculated?
Step to Calculated TBS The total number of REs within the bandwidth of a single RB is 12 x 14 = 168 using normal cyclic prefix . The final value is multiplied by the number of allocated Resource Blocks to generate a value for .16 Ağu 2020
Read moreWhat is a transport block in 5G?
Transport Block in 5G NR, is nothing but the payload which is passed between the MAC and Phy Layers, specifically for the shared data channel such as PDSCH and PUSCH . A Transport Block undergoes Phy layer processing at the transmitter before being mapped onto the PDSCH for transmission over the air interface.16 Ağu 2020
Read moreWhat is transport block LTE?
Transport block: Higher layer data packets are multiplexed onto transport blocks which are delivered to LTE physical layer for transmission . Per LTE transmission time interval of 1 ms, one transport block (or up to two in the case of MIMO spatial multiplexing) can be transmitted.
Read moreWhat affects LTE throughput?
Channel quality . Radio conditions impact user bit rates. The better radio conditions the higher throughput is available and vice versa. eNB (eNodeB, base station) selects Modulation and Coding Scheme (MCS) based on current radio conditions. The higher MCS the more bits can be transmitted per time unit.
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