Spatial Transmit Diversity TRIZ Cases

Constant-amplitude precoding aligns OOB and in-band nulls to cut C-band interference while preserving downlink coverage and throughput.

Two consecutive beam sweeps with alternating polarizations reduce mismatch and improve beam quality measurements, coverage, and throughput.

Base-station condition signaling lets idle or inactive UEs use TRS/CSI-RS instead of frequent SSB checks, cutting power while preserving RRM and sync.

Selective transmit-element shutdown distorts off-target phases, protecting wireless messages from eavesdropping while limiting interference.

Separate BFR procedures for each TRP let terminals detect partial beam failures earlier and cut NR transmission delays.

Codebook-based RIS precoding uses DFT or FrFT weights to redirect beams around obstacles and improve wireless signal quality and coverage.

A two-step beamforming split between frequency and time domains cuts MIMO processing load and power while preserving channel knowledge.

Separate phase and gain memory lets a beamformer switch arbitrary or preset beam shapes faster with lower memory overhead.

RIS capability signaling and beam exchange enable direct or relayed inter-RIS coordination to improve beam forming, coverage, and throughput.

When an SCell beam fails, the terminal reports recovery through a target cell, enabling reliable beam failure handling in carrier aggregation.

A calibrated multi-stream converter extends cross-room WiFi 6 MU-MIMO coverage while avoiding relay decoding delay and lifting indoor data rates.

Cyclic shift and comb allocation reduce cross-SRS interference from delay shifts, improving channel estimation in multi-TRP uplink reference signals.

Using the last receive beam for FR2 sidelink measurement cuts beam-setting complexity while supporting accurate resource reselection and beam management.

Real-time azimuth and pitch deviation prompts help users reorient the terminal before satellite call links drop.

A tangent beam aimed above Earth’s surface lets co-located satellite antennas scan atmospheric-limb objects with less clutter and fewer power-flux limits.

Target cell preconfiguration through the CU and source DU cuts serving cell change latency and overhead in disaggregated base stations.

Preconfigured BWP and TCI indications let the UE identify the active target-cell bandwidth part faster, cutting signaling overhead and interruption time.

RRC-configured switching between PRACH- and MAC CE-based beam failure recovery speeds NR cell reconnection while preserving BFR reliability.

Direction-aware signaling between radio access nodes identifies cross-operator TDD interference and guides beamforming changes to limit blocking.

Selective cancellation of key interferers in overloaded MIMO improves signal classification, lowers error rates, and stabilizes reception quality.

Optimized full-duplex beam pair signaling cuts self-interference, recovery errors, latency, and throughput loss in sidelink communication.

Preconfigured TCI states and QCL source updates enable faster 5G NR beam switching with fewer interruptions and lower network and UE power use.

MAC-CE and SCI-based CSI reporting improves NR sidelink channel assessment while limiting signaling overhead and payload conflicts.

CSI reports that identify the active UE receive antenna help the base station choose matching precoders, improving efficiency with reduced-complexity antennas.

AI-based CSI reporting segments channel feedback into UCI parts to improve MU-MIMO channel accuracy while reducing uplink overhead.

Adjacent network nodes exchange TDD and beam plans in advance to avoid cross-link interference and cut CLI measurement time.

Group-specific precoding lets a partially coherent 8 Tx UE use full uplink power while adapting to spatial and polarization channel properties.

UEs compare data with reference anchors and report only high-quality samples, cutting air interface overhead while improving AI model training.

Periodic phase inversion at frame boundaries synchronizes terminal timing within 1 microsecond without specialized hardware or data-rate loss.

Base-station-assisted sidelink beam reporting improves FR2 beam alignment, cuts interference, and supports reliable multi-antenna UE links.

By configuring UL RS resources across different antenna panels, this case improves beam determination for simultaneous transmission in multi-TRP and D-MIMO.

A terminal judges single-TRP or multi-TRP unified TCI use from one DCI, improving throughput without complex operation switching.

Preconfigured candidate-cell beam monitoring lets a UE recover from serving-cell beam failure with less interruption, latency, and signaling.

Dynamic receive and transmit beam null-forming adapts to self-interference and clutter, improving mmWave full-duplex coordination.

Threshold- and time-based AI beam training stops terminals from overtraining, cutting 5G beam management overhead and delay.

Selected frequency-domain pilot transmission cuts CSI-RS and uplink feedback overhead while preserving channel matrix estimation for precoding.

A shared 5G antenna array uses multi-band beamforming codebooks to handle multiple frequency parts with lower overhead and power use.

UE-reported TOD values let the LMF correct beam-angle phase center offsets, improving multi-RTT and UL-TDOA positioning accuracy.

Predefined CIR feedback patterns and compact parameters cut UWB sensing overhead while preserving flexible tap selection.

Beam-aware OTDOA reporting adjusts timing resolution and range by signal conditions to improve wireless position estimation accuracy.

Using separate antenna panels for downlink and uplink beam training enables simultaneous beam pairs that improve robustness and capacity in high-frequency links.

Priority-based CSI bit reporting cuts redundant NR feedback overhead while preserving accurate channel information for key parameters.

A selective CSI codebook cuts FD-MIMO precoding search and avoids outdated feedback in high-speed channels, improving transmission efficiency.

Associating symbol groups across resource units cuts wasted degrees of freedom in non-coherent transmission and improves data use.

A digital block filters narrowband antenna-path data for later replay, enabling parallel direction finding without beam-sweeping overhead.

Network signaling lets a UE place aperiodic CSI on more PUSCH repetitions under set conditions, improving uplink coverage and reliability.

Frequency-domain repeated ranging polls let HE and EHT stations share one WLAN ranging window with better accuracy and less wasted airtime.

Accessory material data lets the UE or network retune beamforming codebooks and weights to restore mmWave coverage reliability.

Direction-based weighted EIRP masks let terrestrial beams limit interference to non-terrestrial devices without degrading communication quality.

RF switches and an analog spreader let one RF chain capture multiple antenna signals, cutting massive MIMO hardware complexity and power use.