Spectral Gaps Assessment TRIZ Cases
- UE Band Combination Constraint for Signaling Overhead Reduction
A UE configuration system limits carrier aggregation band combinations based on RF capability constraints to reduce network signaling overhead.
- CSI-RS Detection for Accurate LAA Measurements
Detecting CSI-RS presence in subframes prevents corrupted estimates from unlicensed spectrum interference, improving downlink throughput.
- Dynamic Channel Width Adjustment in Wireless Networks
A device determines quality indicators for channels and combines adjacent channels into a wider combined channel.
- Antenna Reassignment for LTE Unlicensed Spectrum Interference
Dynamic antenna reassignment resolves unlicensed spectrum congestion by reallocating resources when clear channel assessment detects interference.
- CUBS Generation for Uplink Channel Reservation in Unlicensed Spectrum
A wireless device generates a channel usage beacon signal based on scheduled uplink transmissions to occupy unlicensed radio frequency spectrum bands.
- OFDM Symbol Suspension for CCA in Unlicensed Bands
Suspend OFDM symbols for clear channel assessment to maintain measurement precision and reduce power consumption in unlicensed bands.
- DRS Reception in Unlicensed Band MBSFN Subframes
Selective MBSFN configuration preserves discovery reference signal reception reliability while enabling multicast service coverage in unlicensed bands.
- LAA User Equipment Dynamic CSI-RS Control
A user equipment monitors control channels to determine channel state information reference signal availability in licensed assisted access systems.
- Sounding Reference Signal Transmission in Unlicensed Bands
User equipment transmits sounding reference signals via listen-before-talk procedures in unlicensed spectrum bands.
- Low Latency PRACH Design for Unlicensed Spectrum
A low latency PRACH design merges preamble and data transmission into a single step to reduce access delays.
- Femtocell Interference Reduction via Channel Gain Feedback
A femtocell base station uses spectrum sensing to measure channel gain and identify interfering channels for exclusion.
- Unlicensed Carrier Discovery Signal Synchronization
Adaptive discovery signal scheduling avoids listen-before-talk interference while maintaining measurement accuracy for unlicensed carrier synchronization.
- Adaptive Packet Modulation for Non-Contiguous Spectrum Transmission
A wireless transmission system dynamically selects bandwidth and coding rates per packet segment to utilize fragmented frequency channels.
- NR-U Slot Format Determination via Target Time Window
Dynamic slot format determination aligns with LBT principle to resolve channel utilization efficiency bottleneck in unlicensed spectrum.
- Cyclic Prefix Extension and LBT Type Determination for Uplink
Joint scheduling of discontinuous uplink transmissions reduces control signaling overhead while maintaining transmission reliability.
- Unlicensed Band Physical Channel Structure Timing Alignment
A physical channel structure aligns unlicensed band symbol times with licensed band reference subsets to maintain resource element consistency.
- Unlicensed Band Transmission Timing Shift for LTE-LAA
A transmission device shifts control and shared channel timing across multiple symbols within a subframe to increase data throughput.
- Photonic Jamming Avoidance Response System for RF Spectrum Management
A photonic jamming avoidance system dynamically adjusts transmission frequencies using optical pulse processing to maintain communication integrity.
- Subframe-less CSI-RS Scheduling in LAA LTE
A subframe-less configuration for CSI measurement resources enables aperiodic transmission via an LBT mechanism.