Modulated-Carrier Systems TRIZ Cases
- Data Transceiver Gated Clock for Power Reduction
A data transceiver generates a gated control signal to suspend processing during logic idle symbol periods.
- FDD Wireless Device Concurrent Uplink Downlink Transmission
Frequency division duplex device transmits downlink and uplink payloads on separate subcarriers to reduce network overhead.
- Wireless Synchronization Signal Raster and Carrier Frequency Indication
Transmitting device indicates carrier frequency via an integer number to resolve ambiguity between synchronization signal raster and channel raster.
- OFCDM Cell Search Using Blank Subcarrier Correlation
Blank subcarrier correlation distinguishes own cell from another cell, eliminating detection errors and reducing processing overhead.
- Noise Tracking Reference Signals in Wireless TTI
Transmitting reference signals within transmission time intervals allows receiving devices to estimate noise levels and compensate for varying interference.
- Data Transmission Numerology Adaptation for Diverse Service Requirements
A transmitting terminal selects target basic parameter sets from multiple numerologies to adapt data transmission configurations.
- Wireless Communication Apparatus Flexible Frequency Scheduling DFT Scale
Radio communication apparatus sets and selects resource blocks for actual transmission bands.
- Random Access Preamble Selection Using Dynamic Coverage Enhancement Levels
A communication device selects random access preambles from groups matched to specific coverage enhancement levels for initial network connection attempts.
- PUSCH Repetition Enhancement for TDD Collision Avoidance
A PUSCH repetition mechanism selects available uplink slots based on DCI fields to schedule transmissions.
- Dynamic FFT Window Configuration for V2X Sidelink
User equipment selects optimized fast Fourier transform windows based on control channel parameters.
- Regression Band Filter for Discrete Signal Processing
A regression based zero frequency centered band filter processes signals via frequency shifting to smooth data without window functions.
- Adaptive Reference Signal Mapping for LTE-Advanced Heterogeneous Networks
Variable reference signal density reduces overhead and improves spectral efficiency in heterogeneous networks by adapting to Doppler shift and delay spread.
- Self-Interference Noise Calculator for Full Duplex Wireless Systems
Neural network-based signal processing compensates for self-interference noise, enabling full duplex transmission and improving spectrum efficiency.
- UE BWP Fallback and Random Access Alignment
A user equipment configures a special uplink bandwidth part with physical random access channel resources for connected mode fallback.
- RF Signal Measurement Apparatus Using Dual-Path Segmentation
A measurement apparatus splits RF signals into two paths for precise frequency and power analysis.
- VCXO Reference Clock Compensation for DVB-H Receivers
A single voltage controlled crystal oscillator generates a shared reference frequency for multiple wireless receivers, reducing device complexity and cost.
- Adaptive Filter Deterministic Gradient Descent Signal Classification
An adaptive filter system uses deterministic gradient descent logic to refine match filter parameters for signal processing.
- Wireless Signal Transmission Resource Block Dependent Reference Signals
Resource block dependent reference signal generation improves data transfer rates while maintaining synchronization across multiple aggregated resources.
- UE Capability Signaling for 256 QAM in LTE
A UE capability signaling mechanism configures user equipment modulation support within existing categories.
- Writing Block Circular Buffer Segmentation for Receiver Data Processing
Segmented memory buffers with duplicated writing processes resolve symbol boundary alignment issues in receiver systems.
- PDCCH Blind Decoding Search Space Optimization
A tree-based search space structure reduces processing overhead for PDCCH blind decoding in user equipment.
- Signal Shaping via Canceled Tones in Wireless Uplink
User equipment transmits combined data and cancellation signals on separate subcarriers to shape the uplink waveform.
- Two-Stage LNA Routing for Carrier Aggregation Isolation
A two-stage low noise amplifier routes RF carrier signals to demodulators using segmented amplification paths.
- Wireless Communication Device Interleaving Size Adjustment
A wireless communication device adjusts interleaving sizes for multiple radio systems to optimize data transmission.
- Cross Carrier Shared Channel Repetition for Wireless Scheduling
Single downlink control information schedules transport block repetitions across multiple component carriers to improve resource utilization.
- Concentric Constellation Modulation for Noisy Powerline Channels
Maps data onto concentric circles with differential phase and coherent amplitude coding to improve reliability over noisy powerline channels.
- Terminal Resource Period Start Time Determination for D2D Communication
Terminals autonomously select transmission resources based on actual data generation times, reducing latency caused by fixed resource pool allocations.