Company patents
LX SEMICON CO., LTD.
LX SEMICON CO., LTD's patent strategy reveals a surprising shift away from its dominant Display Drivers category, which constitutes 40.1% of its portfolio but saw a 15.1% decline in 2025 and a sharp 75.9% drop so far in 2026. Concurrently, the company showed an emerging focus on Pictorial / Video Communications, experiencing a remarkable 134.1% growth in 2025, suggesting a strategic pivot towards communication technologies despite a partial decline of 83.5% so far in 2026.
Patent Trend by Technology Area
Yearly patent publications since 2023
Product themes
Product-level themes inferred from filings since 2023, with category chips showing where each theme appears. Select a theme to filter the patents below.
691 US filings (since 2023) · 12 categories · 24 themes
Algorithms and hardware implementations within display drivers or associated components to enhance visual quality, resolution, or color reproduction, including upscaling, dithering, and compensation for display artifacts like crosstalk.
Methods and apparatus for improving the visual fidelity, resolution, or compression efficiency of video signals, often through advanced processing, up-scaling, or neural network-based filters.
Design and implementation of circuits and layouts for driving individual pixels or rows/columns of pixels, including gate drivers, data drivers, pixel driving circuits, and their integration onto the display substrate, often in non-display regions.
Methods and circuits for coordinating the timing of display signals, data transmission, and control signals across various display components, ensuring proper image rendering and efficient operation.
Techniques and circuits for optimizing power consumption, voltage stability, and energy efficiency in display panels, often involving dynamic voltage scaling, duty cycle control, or remnant voltage management.
Integration of various sensor types (e.g., thermal, strain) or display components directly onto semiconductor substrates or within device architectures for compact and high-performance systems.
Systems and methods for dynamically adjusting light output, distribution, color, or intensity based on environmental conditions, user presence, content, or specific application needs.
Development and manufacturing of semiconductor devices using wide bandgap materials like Silicon Carbide (SiC) or Gallium Nitride (GaN) for high-power, high-frequency, or high-temperature applications.
Design of power driver circuits for electric loads (e.g., LEDs, heating elements) focusing on efficiency, stability, noise reduction, and compensation for component degradation.
Circuits and techniques for generating, synchronizing, interpolating, and recovering high-frequency clock signals and high-speed data streams, often involving reduced propagation delay, multi-level signaling, and robust sampling mechanisms.
Techniques for determining the rotor position, speed, or other operational parameters of an electric motor without dedicated physical sensors, often relying on back-EMF, current, or voltage measurements.
Novel materials and processes for forming low-resistance electrical contacts and interconnects within semiconductor devices, including selective deposition, silicidation, and barrier layers for improved performance and scaling.
Integrated solutions for dissipating heat generated by high-density semiconductor devices within the package, including embedded cooling structures, cold plates, and optimized fluidic channels.
Advanced techniques for forming and optimizing gate dielectrics, work function layers, and other dielectric layers within transistor structures to improve performance, reliability, and scaling.
Focuses on novel circuit configurations for DC-DC, DC-AC, or AC-DC conversion, often involving resonant operation, multi-level structures, or switched capacitors to improve efficiency, power density, or voltage conversion ratios.
Sophisticated software or hardware-implemented control strategies that optimize motor performance, such as precise speed/torque regulation, vibration reduction, or efficiency, often using model-based, predictive, or adaptive techniques.
Methods and systems for identifying anomalies, failures, or impending issues within electric motors or their associated drive and power management circuits, often by monitoring electrical or operational parameters.
Methods and circuits for controlling the power electronic converters (inverters, bridges) that supply current and voltage to electric motors, including switching strategies, voltage command generation, and multi-phase configurations.
Digital logic and control circuits for managing power delivery, driving various loads (e.g., inductive, display elements), converting power, and protecting against over-voltage or electrostatic discharge. Includes gate drivers for power FETs and voltage level shifters.
Digital logic circuits designed to interface with analog sensors or signals, including comparators, input buffers, differential input stages, and logic for processing sensor outputs (e.g., capacitance, optical, touch) for detection or measurement.
Techniques and circuits designed to regulate output, manage input variations, mitigate resonance, or ensure stable operation of power converters under diverse load and source conditions. This includes adaptive, predictive, or fault-tolerant control schemes.
Techniques for stacking multiple semiconductor dies or active layers vertically to achieve higher density and shorter interconnections, often utilizing through-silicon vias (TSVs) or other vertical conductive paths like through-hole electrodes.
Strategies and circuits for optimizing the supply and consumption of electrical power for motors, including current limiting, regenerative energy handling, battery integration, and managing power quality.
Specialized digital and mixed-signal circuits for controlling and reading out quantum bits (qubits), including generating precise modulated RF signals and integrating with photonic components for quantum operations.
Patents
Showing 1-10 of 775