The exhaustive list of topics in 3G and 4G Wireless Mobile Communications in which we provide Help with Homework Assignments and Help with Projects is as follows:
- Wireless Communications and Diversity:
- Fast Fading Wireless Channel Modeling.
- Rayleigh/Ricean Fading Channels.
- BER Performance in Fading Channels.
- Diversity modeling for Wireless Communications.
- BER Performance Improvement with diversity.
- Types of Diversity – Frequency, Time, Space
- Broadband Wireless Channel Modeling:
- WSSUS Channel Modeling, RMS Delay Spread.
- Doppler Fading, Jakes Model, Autocorrelation.
- Jakes Spectrum.
- Impact of Doppler Fading.
- Cellular Communications:
- Cellular Communications.
- Frequency reuse.
- Multiple Access Technologies.
- Cellular Processes - Call Setup, Handover etc..
- Teletraffic Theory.
- CDMA:
- CDMA.
- Walsh codes, Variable tree OVSF.
- PN Sequences.
- Multipath diversity, RAKE Receiver.
- CDMA Receiver Synchronization.
- OFDM.
- OFDM.
- Multicarrier Modulation and Cyclic Prefix.
- Channel model and SNR performance.
- OFDM Issues – PAPR.
- Frequency and Timing Offset Issues.
- MIMO:
- MIMO, MIMO Channel Capacity.
- SVD and Eigenmodes of the MIMO Channel.
- MIMO Spatial Multiplexing – BLAST.
- MIMO Diversity – Alamouti, OSTBC, MRT.
- MIMO - OFDM
- UWB (Ultrawide Band):
- UWB Definition and Features.
- UWB Wireless Channels.
- UWB Data Modulation.
- Uniform Pulse Train.
- Bit-Error Rate Performance of UWB.
- 3G and 4G Wireless Standards:
- GSM.
- GPRS.
- WCDMA.
- LTE.
- WiMAX.