Polarisation/Directional Diversity TRIZ Cases
- Combining-Radiating Assembly for High-Power Coherent Wavefront Generation
A combining-radiating assembly coherently combines energy from multiple ports to generate a high-power wavefront.
- MU-MIMO Interference Precoding Matrix Feedback
User equipment feeds back preferred interference precoding matrix index to enable orthogonal pairing and reduce intra-cell interference.
- Reduced Complexity Space-Time Code for MIMO Receiver
A reduced complexity space-time code uses a specific coding matrix to transmit symbols through multiple antennas.
- Diversity Receiver Branch Control for Power and Signal Trade-offs
A diversity receiver synchronizes branch processing timing to combine data carriers from multiple signal paths.
- E-band Ground Station Antenna for High-Bandwidth Air-to-Ground Links
Directional E-band antennas prevent interference with ground users while delivering high-speed data.
- MIMO Precoding Matrix Determination via Channel Reciprocity
Transmitter and receiver determine precoding matrices using channel reciprocity in TDD systems.
- OTFS Pilot Signals for 2D Channel State Modeling
OTFS pilot signals generate detailed two-dimensional channel state models to optimize data transmission across impaired wireless media.
- Diversity Polarization Modulation for GNSS Anti-Jamming
Alternating right-hand and left-hand circular polarizations confuses jammers and identifies spoofing, achieving 17 dB anti-jamming improvement.
- Multi-Satellite Gateway Polarization Signal Combining
A satellite gateway combines polarized signals from multiple satellites to boost return feeder link power.
- MIMO Beamforming Weight Computation via Sliding Window Channel Estimation
A first wireless device computes downlink beamforming weights using a sliding window across adjacent subcarriers to extract full channel information.