Modulated-Carrier Systems TRIZ Cases

A wireless device selects an uplink control channel format based on the number of active serving cells.

A laser and electro-absorption modulator align optical frequencies to enable coherent signal detection without separate oscillators.

A user terminal control section configures Demodulation Reference Signal sequences based on higher layer parameters and downlink control information.

Phase position modulation encodes data via timing intervals to boost signal strength within spectral limits.

Segmenting users into distinct layers with independent sub-band assignments boosts sector capacity without increasing receiver complexity.

A base station configures user equipment with multiple cell sets and parameter sets to manage uplink control information transmission.

A base station transmits interference signal information to user equipment for accurate channel estimation.

A switched-filter duplexing architecture routes transmit signals between antenna nodes using a switchable path and duplexer configuration.

A user equipment performs blind detection on downlink control information using multiple configured transmission-reception beam pairs.

A transmitter uses an IFFT section with a matrix derived from IDFT expressions to modulate subcarriers.

A signal transmission method uses directional beams to detect channel availability on unlicensed carriers.

A downlink control information method segments signaling via distinct formats to manage carrier aggregation scheduling.

User equipment transmits sidelink scheduling information and full duplex feasibility indications to network nodes, reducing signaling overhead and latency.

MTC devices indicate coverage extension levels via PRACH preamble repetition to improve signal reliability.

A reconfigurable ultra-wideband receiver uses controllable quadrature mixing to translate signals across multiple channels.

A signal processing method converts frequency, filters bands, and calculates an averaged periodogram for detection.

An adaptive filter arrangement modifies coefficients to prevent removal of desirable autocorrelation in target signals.

A dual stage sidelink control information design separates scheduling data from payload-specific details to streamline receiver processing.

Configurable fiber node switches between analog and digital signal processing modes to reduce power consumption while maintaining network flexibility.

A four-dimensional 512QAM modulation format maps bit sequences to a subset of Cartesian product points.

Shifting the local oscillator frequency separates desired signals from aliased interference, eliminating costly narrow band RF filters.

A transmitter uses digital to time conversion circuitry to generate delayed modulated local oscillator signals for a programmable finite impulse response filter.

Dynamic guard period resource allocation enables NB-IoT terminals to transmit signals using flexible time-frequency regions.

Configuring preparation time periods for decoding and uplink tasks prevents dropped communications during half duplex to full duplex transitions.

A user terminal selects uplink subcarriers using an offset value in downlink control information to enable fine-grained resource usage.

Base station estimates uplink frequency deviation to adjust downlink transmission frequency, reducing demodulation errors during cell handover.

Base Station generates MAP messages with a frame version indicator to support multiple communication standards.

A terminal apparatus switches between channel number and binary bit sequences to generate channel identification information.

Merges channel coding and modulation into a unified scheme that eliminates redundancy while maintaining transmission reliability.

A transport format combination selection unit adapts modulation and coding schemes to channel conditions.

Space-frequency block coding minimizes pairwise error probability to cancel intercarrier interference in multi-antenna systems.

Mapping four transmission combs to the Uplink Pilot Time Slot increases multiplex capacity while managing uplink resource overhead.

Constructs RACH preambles using predetermined cyclic prefix lengths to support large cell radii, reducing hardware complexity and resource wastage.

A collector clock generates network time for endpoint devices using quadrature phase shift keying modulation over alternating current power lines.

Explicit indication of DMRS port association with PTRS ports resolves ambiguity in uplink CP-OFDM phase noise estimation.

Mapping pilot tones to noncontiguous subcarrier indices increases per-tone transmit power, extending communication range under 6 GHz PSD limits.

A user terminal detects synchronization raster positions using specific information elements in a synchronization signal block.

Aligns uplink-downlink patterns across component carriers to maintain Release 8 terminal compatibility while enabling wider bandwidth aggregation.

A communication apparatus multiplexes data and sense symbols within fixed-length frames to enable simultaneous transmission and environmental detection.

A precoder applies weights to repeated modulation symbols to concentrate energy on selected subcarriers.

Mapping restrictions resolve unfair data transmission sizes among logical channels by enabling efficient resource allocation in 5G NR systems.

A user equipment determines channel access parameters from base station indications to facilitate random access.

A wireless system selects optimized frequency domain patterns for phase tracking reference signals based on channel conditions.

Segments EHT-SIG control information into multiple content channels to reduce decoding overhead while supporting 160 MHz and 320 MHz bandwidths.

Segments occupied bandwidth into processing and non-processing parts, allocating unused out-of-band resources to traditional signals.

Buffering control information allows quasi-co-located processing of paging messages, reducing power consumption during non-critical periods.

Encoding information in pilot symbol sequences distributed among data symbols enables efficient digital signal communication.

A PUCCH configuration method selects resource block counts and mapping types via predefined tables or dedicated signaling.

A wireless communication node manages PDCCH candidates using threshold-based cell grouping.

Rotating OFDM carriers based on delay spread simplifies interpolation filters, lowering computational load while maintaining channel estimation accuracy.