Spectral Gaps Assessment TRIZ Cases

A WiFi access point schedules uplink resources using in-device coexistence interference information from stations.

Consolidating downlink control information into one message reduces signaling overhead while maintaining scheduling flexibility for multiple component carriers.

Terminal device generates a feedback information codebook combining first and second feedback information on overlapping transmission resources.

Long-range nodes detect these signals and delay transmissions, preventing interference with lower-power neighbors.

Anti-phase cancellation suppresses self-interference in cognitive radio devices, enabling continuous primary user detection without quiet periods.

A data transmitting end selects an idle unlicensed channel resource to establish a working channel for immediate data transmission.

Segmented monitoring configurations adapt to channel occupancy time states, reducing switching latency while maintaining flexibility across sub bands.

Devices determine clear channel assessment policies via neighbor feedback to resolve the trade-off between sensing accuracy and system throughput.

A wireless communication device uses multiple signal identification templates to automatically detect and switch between different modulation bandwidth standards.

RRC signaling configures aperiodic or periodic channel state information reporting independent of clear channel assessment outcomes to resolve ambiguity.

Receiving station estimates communication quality to optimize frequency allocation in white space wireless systems.

A parallel clear channel assessment mechanism detects idle states across multiple frequency bandwidths to optimize wireless channel access.

A user terminal control section determines reference signal monitoring bands based on notified configuration information.

Skipping sounding reference signal transmissions outside reserved time durations to reduce interference and improve resource efficiency.

A user equipment reports clear channel assessment results via uplink control information to a base station.

LTE LAA base stations segment 20 MHz carriers into smaller channels, reducing interference with Wi-Fi networks in unlicensed spectrum.

Listen before talk detects earliest available subframes within a grant window, reducing skipped transmissions and unnecessary grant requests.

Downlink control information indicates occupied channel access procedure subbands to wireless terminals in unlicensed spectrum.

Detects wireless microphone signals via energy and autocorrelation analysis, resolving precision-speed trade-offs in cognitive radio.

Wireless devices manage sounding reference signal transmissions across distinct frequency bands to maintain uplink efficiency.

A mobile device detects broadband sub-bands by correlating reference signal subsequences with received signals to identify available frequency resources.

Nodes execute preliminary listen-before-talk actions to synchronize multi-cast transmissions, resolving coexistence conflicts with other wireless technologies.

Transmitter user equipment detects available sidelink bandwidth and adjusts reference signal duration for flexible transmission.

A terminal receives high-layer signaling for frequency domain resource information and downlink control information to identify specific subbands for uplink data transmission.

Segmenting shared spectrum into dynamic time-domain frames optimizes airtime usage while reducing network coordination complexity.

Base station configures listen-before-talk parameters for uplink transmissions in unlicensed spectrum.

Mapping PUSCH symbols onto both subframe slots ensures code block transmission from alternative starting points, preventing decoding failures.

Joint channel sensing operations reduce power consumption by merging direction-based scans across multiple devices in wireless networks.