What is TB in LTE?

Transport Block & Code Block The TB is nothing but a group of bits of length as per the LTE standard . The range of TB is 16 to 36696 bits for a 10MHz LTE system. The TB is divided into code blocks or CB, if the size of the TB is greater than or equal to 6144 bits.

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What is transport block?

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.25 Mar 2021

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How is TB LTE size calculated?

Theoretically speaking, data throughput is TB Size/TTI(1ms) for TM1/TM2, 2*TB Size/TTI for TM3/TM4 . To get maximum rate, we need choose maximum TB Size. TB Size is affected by bandwidth, modulation and allocated RB, and we can figure out maximum TB Size on CS8 IT GUI.

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