Repeater/Relay Circuits TRIZ Cases

Blocks external device requests after ignition off so vehicle ECUs can enter power-saving mode and avoid unnecessary energy use.

One repeater detects communication direction and baud rate to switch between Modbus and Profibus without replacement or converters.

One repeater detects communication direction and adapts between Modbus and Profibus while preserving galvanic isolation on RS-485 lines.

A parallel pre-emphasis and steady-state driver cuts repeater interface power while preserving high-frequency signal accuracy during transitions.

A feedback-based frequency calibration mechanism keeps relay clock accuracy within range without crystal oscillators, lowering cost for high-speed transmission.

Waveform-coded OOK over alternating OFDM subcarriers enables wake-up signal detection with low power and no channel estimation.

Waveform-coded OOK over alternating OFDM subcarriers enables reliable wake-up signal detection while keeping Wake Up Radio power low.

Incoming signals are classified by waveform type so the repeater can apply tailored pre-processing and improve retransmission quality and link efficiency.

Using an adjustable threshold instead of complex PLL or DLL tracking, this case shows lower-power phase control for tunable multiphase clocks.

Segmented codebook selection improves MIMO beamforming SNR while cutting computation complexity, power fluctuation, and feedback overhead.

Split feedback and a keeper circuit help an on-die repeater speed long RC interconnect transitions while reducing power and crowbar risk.

DC offset correction using demodulation signal maxima and minima speeds multi-level FSK synchronization while avoiding unnecessary corrections.

Logic-value distribution thresholds distinguish AWGN from interference in OOK/FSK reception, reducing errors in crowded 2.4 GHz links.

Switching modulation domains by power level and signal type improves transmitter efficiency while avoiding polar bandwidth expansion.

Nested-loop coefficient updates correct I/Q imbalance and DC offset in real time from received data, without pilot signals in dynamic RF conditions.

Event-driven MAC table updates track in-vehicle network changes to suppress flooding and cut communication load during relay processing.

Duplicated network traffic is stored locally at relay ports and reported at set times, reducing bandwidth congestion while preserving monitoring.

A software-defined repeater converts input wireless signals to desired formats and frequencies using digital processing.

Soft-windowing assigns dynamic weights to samples within a timing window, pruning noise taps and improving decoding accuracy in low SNR conditions.

A base station allocates subchannels by calculating channel quality to interference ratios from downlink and uplink state information.

Pulsed current signals with null portions reduce power consumption and pulse width distortion in optocoupler systems.

Integrated SCADA server units relay data to host servers, eliminating gateway delays and improving processing speed.

MDR wiring with encoding reduces dynamic power consumption by mitigating signal toggling rates through source synchronous bus circuitry.

A data relaying apparatus selects between removing or adding header information based on the destination of received data frames.

Remote user equipment adds priority information to packets before transmission over the PC5 interface.

A radio relay apparatus demodulates and modulates only phase bits within communication symbols to maintain signal integrity.

Aligns OFDM symbol boundaries using cyclic prefix delay to enable frequency-domain self-interference cancellation.

A dynamic VOIP system switches between relay and peer-to-peer modes to maintain connectivity.

A single transformer uses frequency-modulated sinusoidal trains to transfer digital signals across galvanic isolation barriers.

A dual-coefficient side-chain accelerates LMS convergence, eliminating spurious tones and numerical overflows caused by large eigenvalue ratios.

Dynamic communication structures link delivery drones to base units via relay nodes, maintaining reliability across extended ranges.

A regenerator device applies adaptive profiles to customer-side DSL links using local performance data.

Segmented signal packets with fixed duration slots prevent cumulative noise propagation and distortion in long LED lighting strings.

A relay device detects video signal type to control current pulling units for stable transmission.

A relay station frame structure configures asynchronous uplink timing through negotiated signal delay and idle time parameters.