Duplex Signal Operation TRIZ Cases

User equipment detects full duplex time resources and receives fallback operation information to perform adaptive switching between full duplex and TDD modes.

A radio frequency field programmable function array reconfigures transceiver blocks to support multiple wireless standards.

Network node schedules uplink grants within specific time intervals to manage interference.

Hardware bypasses a diplexer in normal operation and traps desensitizing frequencies during carrier aggregation, preventing receiver interference.

Overlapping base station zones allow user equipment to select optimal uplink and downlink resources, resolving pseudo congestion in TDD networks.

Frequency-translated impedance networks in a transceiver front-end provide isolation between transmitter and receiver, reducing device complexity.

A radio-frequency module positions a transmission-reception filter between the power amplifier and switches to reduce line lengths.

A wireless terminal transmits frames defining TDD service period structures and schedules for channel access.

A distortion-source mixer models and subtracts harmonic components to improve frequency mixing linearity.

Terminal device determines PRACH and PUSCH transmission based on slot format to avoid resource conflicts in 5G NR.

Grouping physical resource blocks reduces signaling overhead while maintaining flexibility in LTE downlink systems.

Segmented filters reduce in-band insertion loss and minimize receive band noise while maintaining spectral efficiency between adjacent frequency bands.

A magnetic-free non-reciprocal circuit uses sub-harmonic spatio-temporal conductance modulation to direct signal flow without external magnets.

Segmenting Band 28 into two duplexers suppresses the 703MHz-710MHz overlap, resolving data loss in stray tests.

Segmenting cancellation across RF, IF, and digital stages improves spectral efficiency while managing frequency-dependent interference.

A wireless communication method segments time domain resources into frequency parts with independent transmission directions.

Auxiliary power amplifier generates a counter-signal to suppress transmitter leakage at the receiver input.

A data transmission device adjusts sampling rates to m/n multiples of LTE standards for ultra-large bandwidth operation.

Base stations monitor adjacent carrier uplink status to schedule downlink transmissions, reducing interference and enabling downlink-heavy TDD configurations.

A terminal reports duplex mode capabilities to a network device for dynamic configuration.

Access network nodes prioritize downlink transmissions over scheduled uplink subframes using channel sensing mechanisms.

User equipment determines communication directions for available frequency resources based on received direction information.

Segmented front-end architecture reduces signal loading losses while supporting multiple inter-band carrier-aggregation combinations.

Enhanced user equipment measures uplink interference from legacy devices to enable full duplex operation without disrupting existing network compatibility.

A user equipment measures cross-link interference using configured downlink resources and reports the indication to a base station.

A control node determines communication configurations using assisting information from wireless nodes.

Wireless devices prioritize subscribers during conflicting time slots to reduce interference and latency while maintaining dual subscription connectivity.

A network node determines co-scheduling conditions for user equipments using derived link loss information.

A User Equipment schedules aggregated transmissions over multiple slots using fallback Downlink Control Information formats.

Wireless devices validate random access channel occasions against PRACH slot boundaries to resolve complexity in time-division duplex configurations.

User equipment measures layer 1 signal to interference and noise ratio for active beam pairs to detect failures in full duplex links.

Analog and digital signal processing stages cancel self-interference to resolve quantization errors and boost link capacity.

A radio resource allocation apparatus groups transmission flows to enable spatial division multiple access.

Dual-polarized antennas combined with analog and digital cancellation modules eliminate strong coupled signals, reducing antenna positioning requirements.

Full duplex control channel uses asymmetric maximum retry limits to prevent communication deadlocks between source and sink devices.

Multiplexes modulated control signals with DC power and RF data over coax cables to eliminate dedicated wiring costs while maintaining reliable transmission.

A full duplex sub-band pattern coordinates uplink and downlink transmissions across neighboring radio access nodes to manage cross-link interference.

A co-frequency co-time full duplex receiver uses a two-stage self-interference cancellation method with timing synchronization loops.

A wireless access device configures flexible timeslots for full-duplex, downlink, and uplink signals to adapt traffic demands.

BWP-specific DL-UL patterns assign unique time intervals to each bandwidth part, resolving inflexible scheduling bottlenecks that increase latency.

Full-duplex dual active protocol stack handovers reduce latency by maintaining continuous downlink reception while establishing uplink connections.

Full duplex communication pairs user equipment with dedicated resources to enable simultaneous uplink and downlink operations.

Signal subtraction cancels transmit interference to achieve wideband T/R isolation without ferrite circulator bandwidth limits.

An auxiliary receiver chain samples the transmitted RF signal to generate a cancellation reference for digital subtraction.

Switching circuitry connects transceiver transmitter to receiver via power attenuator, eliminating technician travel time and reducing maintenance costs.

A communication engine intercepts HTTPS messages and converts them into WebSocket frames to establish persistent full-duplex sessions.

A transceiver design uses a single local oscillator for both transmit and receive paths to generate a sliding intermediate frequency.

Fixed periodic subframe patterns reduce scheduler complexity by eliminating dynamic coordination logic between uplink and downlink entities.

A wireless device controller identifies attached duplexer units and adjusts downlink and uplink signal paths to compensate for filter insertion losses.