Apidays Singapore 2024 - Building Digital Trust in a Digital Economy by Veron...
4G wireless communication and long term evolution
1. 4G Networks and Long Term Evolution Arijit Ukil TATA Consultancy Services
2.
3. Programmable LO ( DDS), to get same IF though RF is widely different Demodulator ADC DDC P/S IF Base-band Processing DSP, Implementing different base-band chain algorithms Control Binary Data to Higher layer
33. LNA DeModulator ADC DDC P/S Remove Cyclic Extension N point (64) FFT Down Conversion S/P Channel Correction (QAM) Mapping DeInterleaver (Viterbi) Decoder Descrambler Binary Data Generic Radio IF Base band Transmitter counterpart Receiver +