Spectral Gaps Assessment TRIZ Cases

Spatial division multiplexing configurations allocate distinct resource sets for different radio access technologies in dynamic spectrum sharing networks.

Guard symbols separate mobile termination and distributed unit functions in IAB networks, preventing resource overlap interference during transitions.

Staggering clear channel assessments across component carriers increases transmission opportunities in unlicensed spectrum.

Terminal equipment predetermines feedback information length for unlicensed carriers using received PDSCH counts or maximum carrier indices.

Cellular devices transmit Wi-Fi preambles indicating scheduled transmission length, preventing interference with Wi-Fi networks in unlicensed bands.

A user equipment detects scheduling assignments within a sensing window to select transmission resources.

Wavelet edge detection identifies frequency bands without prior signal power knowledge, handling noise uncertainty and sharp band transitions.

A user equipment manages logical channel prioritization for unlicensed band transmissions.

Terminal device determines uplink control information transmission resources using preset rules or network indications to ensure reliable data delivery.

A terminal transmits physical uplink shared channels and sounding reference signals contiguously after sensing the unlicensed spectrum.

Segmenting uplink channels into subchannels reduces Peak-to-Average Power Ratio while maintaining backward compatibility with existing WLAN standards.

Narrow band channels with 2.5 MHz spacing improve spectral efficiency in wireless personal area networks.

Base station transmits tracking reference signals across multiple slots using orthogonal frequency division multiplexing symbols.

Dynamic feedback mechanisms resolve channel contention failures by segmenting carrier subsets, ensuring reliable CSI measurement on unlicensed spectrum.

Wireless devices measure received signal strength across D2D broadcast subchannels and transmit control information identifying specific subsets to coordinate resource usage.

A base station generates null tone patterns mapped to consecutive symbols within resource blocks to enable user equipment detection of wireless channel conditions.

Devices share signal strength data to detect available white space frequencies, reducing false positives from environmental interference.

A radio terminal controller selects reserved resources based on sensing results to transmit urgent signals.

Active channel indication enables multiple downlink uplink switches within a single channel occupancy time period.

Centralized detectors compute signal attenuation using elevation data to eliminate low-threshold sensing requirements.

A discrimination function estimates cyclostationary signal presence using cyclic correlation coefficients.

Terminal requests dynamic resource reallocation from access network device when listen-before-talk channel access fails.

Segmenting encoded data into subdata mapped to separate subbands reduces implementation complexity and processing latency in wireless communication systems.

User equipment performs channel access operations before transmitting HARQ feedback in unlicensed spectrum slots.

Time-frequency resource segmentation multiplexes radar and data transmissions, resolving interference that limits range and velocity resolution.

Extending cyclic prefix duration aligns symbols with timing references in mobile communications.

A base station occupies an alternative unlicensed frequency resource to transmit control commands after initial resource failure.