Company patents

ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE's patent strategy shows a strong, sustained focus on core communications technologies, with Wireless Networks and Pictorial / Video Communications together accounting for over 36% of its portfolio. While Computer Vision saw rapid growth of +43.5% YoY in 2024, indicating an emerging focus, it's notable that most categories, including key areas like Wireless Networks and Pictorial / Video Communications, show a significant decline in patent filings so far in 2026, with drops of -40.2% and -58.4% respectively, suggesting a potential shift in resource allocation or a natural slowdown after peak years.

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.

4,135 US filings (since 2023) · 12 categories · 60 themes

Reference Signal Design & Optimization is up +34.2% YoY. Worth a look.
Video Quality & Encoding Optimization

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.

Pictorial / Video CommunicationsComputer Vision
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776since 2023
-12.6%YoY
Video Enhancement & Object Tracking

Methods and systems for improving the quality of video streams, generating intermediate frames, or continuously locating and following objects within a sequence of images, even under occlusion.

Image Processing
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683since 2023
-13.0%YoY
Advanced RF & Beam Management

Techniques and hardware architectures for optimizing the radio frequency (RF) front-end, antenna systems, and beamforming strategies in wireless networks to improve signal quality, capacity, and interference mitigation.

Wireless Networks
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641since 2023
+19.4%YoY
Flexible Frame Structures & Resource Grouping

Design and configuration of adaptable frame structures, resource block groupings, and subcarrier spacings to optimize data transmission across diverse wireless environments and services, including considerations for fronthaul interfaces.

Physical Transmission & Modulation
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462since 2023
+7.3%YoY
Full-Duplex Communication & Self-Interference Mitigation

Techniques enabling simultaneous transmission and reception of signals on the same or adjacent frequency bands, including methods for managing and mitigating self-interference and configuring network resources for such operation.

Physical Transmission & Modulation
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165since 2023
+6.5%YoY
Reference Signal Design & Optimization

Methods for designing, transmitting, and utilizing specific reference signals (e.g., DMRS, SRS, PT-RS) to enable accurate channel estimation, interference measurement, synchronization, or sensing in wireless communication systems.

Physical Transmission & Modulation
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154since 2023
+34.2%YoY
Advanced Modulation & Coding Schemesfiltered

Techniques for encoding digital data onto analog carrier signals using complex constellation diagrams, multi-level signaling, or layered approaches, often combined with error correction codes, to achieve higher data rates, improved spectral efficiency, or extended range.

Physical Transmission & Modulation
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128since 2023
-37.5%YoY
Vision-Based Object & Pose Estimation

Methods and apparatus for detecting objects and determining their three-dimensional position and orientation (pose) using imagery or point cloud data, often for navigation, surveying, or environmental understanding.

Computer Vision
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122since 2023
+8.6%YoY
Advanced Audio Signal Processing

Techniques for enhancing, encoding, decoding, or separating speech and audio signals, often involving multi-microphone arrays, acoustic echo cancellation, beamforming, or advanced audio compression for improved clarity and quality.

Speech Processing
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117since 2023
-6.1%YoY
AR/VR User Interfaces

Techniques for rendering, interacting with, and managing content within augmented or virtual reality environments, including spatial tracking, gaze interaction, and dynamic multi-application display management.

Input/Output & User Interfaces
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97since 2023
+8.7%YoY
Memory System Performance & Reliability

Hardware and control techniques for optimizing memory access latency, ensuring data integrity, and managing storage resources efficiently. This includes error correction, read/write voltage control, and intelligent data placement or in-memory computation.

Computer Hardware Architecture
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92since 2023
-3.6%YoY
Channel State Information & Beamforming

Methods for acquiring and utilizing accurate channel state information (CSI), including channel estimation and reciprocity transforms, to enable advanced spatial processing techniques like beamforming for improved signal quality and spectral efficiency.

Physical Transmission & Modulation
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83since 2023
+4.5%YoY
AI/ML Hardware Acceleration

Specialized hardware, architectural designs, and computational methods to improve the speed, efficiency, and security of artificial intelligence and machine learning model execution, particularly for inference and data processing.

Computer Hardware ArchitectureMachine Learning & AI
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74since 2023
+23.5%YoY
Specialized Compute Architectures

Novel hardware designs and processing pipelines tailored for specific computational tasks, such as graphics rendering, neural network operations, or matrix transformations, often involving custom circuits, memory arrays, or data flow mechanisms.

Computer Hardware Architecture
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73since 2023
-21.1%YoY
Multi-modal Sensor Fusion

Techniques for combining data from disparate sensor types (e.g., cameras, radar, mobile device signals) to achieve a more robust and comprehensive understanding of an environment or subject, often leveraging machine learning for interpretation and correlation.

Computer Vision
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50since 2023
-26.7%YoY
AI for Medical Diagnostics

Utilizing machine learning, particularly deep learning, to analyze medical data such as images, sensor readings, or physiological signals for disease prediction, diagnosis, or treatment assessment.

Machine Learning & AIComputer VisionImage Processing
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46since 2023
+9.1%YoY
Multi-Sensor Imaging & Synthesis

Systems that combine data from multiple camera sensors or capture multiple images from different perspectives or qualities, often involving image processing techniques like synthesis to create enhanced or comprehensive views.

Pictorial / Video Communications
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45since 2023
+25.0%YoY
Airspace & Drone Traffic Management

Systems and methods for monitoring, controlling, and optimizing the movement of unmanned aerial vehicles (UAVs) and other aircraft, including real-time connectivity, flight planning, and route modification.

Wireless Networks
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44since 2023
-20.0%YoY
Blockchain for Secure Transactions & Identity

Focuses on using distributed ledger technology (DLT) like blockchain to secure financial transactions, manage digital identities, or ensure data integrity and traceability across various applications.

Cryptographic Mechanisms
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40since 2023
-35.7%YoY
AI/ML for Cryptographic Security

Applying artificial intelligence and machine learning techniques to enhance cryptographic systems, such as generating encryption models, improving zero-trust architectures, or enabling privacy-preserving computations like federated learning.

Cryptographic Mechanisms
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39since 2023
+18.2%YoY
Large Model Text Generation

Techniques for generating human-like text or other content using large pre-trained models, often involving prompt engineering, speculative decoding, or multi-modal inputs for content creation.

Machine Learning & AI
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36since 2023
+150.0%YoY
Photonic Integration & Interconnects

The design and manufacturing of integrated circuits that combine optical and electronic components, particularly for high-speed data communication between processors and memory.

Optical Elements & Systems
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36since 2023
-18.2%YoY
Quantum Machine Learning

Developing and applying machine learning algorithms that leverage quantum computing principles, such as quantum circuits or autoencoders, for tasks like simulation or data processing.

Machine Learning & AI
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34since 2023
+75.0%YoY
Autonomous Path Planning

Algorithms and systems for generating, optimizing, and executing trajectories for autonomous vehicles or robots to move through an environment, often involving obstacle avoidance, route validation, and goal reaching.

Image Processing
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33since 2023
+37.5%YoY
Generative AI for Images

Techniques utilizing deep learning models like Generative Adversarial Networks (GANs) or diffusion models to create new images, modify existing ones, or generate synthetic data based on various inputs or conditions.

Image ProcessingComputer Vision
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33since 2023
+66.7%YoY
Specialized Neural Network Architectures

Development and optimization of novel neural network layers or architectures specifically designed to improve performance or efficiency for computer vision tasks.

Computer Vision
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32since 2023
+160.0%YoY
Wearable Display Optics

Optical systems and components specifically designed for head-mounted displays, augmented reality (AR) glasses, and virtual reality (VR) headsets, focusing on image projection, waveguide integration, and display durability.

Optical Elements & Systems
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30since 2023
-20.0%YoY
Advanced Optical Imaging & Lens Design

Development of sophisticated optical lens assemblies and computational methods to achieve high-resolution, precise, or specialized imaging, often for medical or scientific applications.

Optical Elements & Systems
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29since 2023
+50.0%YoY
Location-Aware Mobile Services

Mobile applications and systems leveraging wireless communication and location data (e.g., GPS, RFID, geo-fencing) to provide context-specific services, transactions, or user interactions.

Wireless Networks
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28since 2023
+50.0%YoY
Interactive & Generative Display Systems

Technologies that create dynamic and interactive visual content for displays, including virtual/wearable systems, by generating overlays, replacing input streams, or merging real-time user actions with digital environments.

Pictorial / Video Communications
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27since 2023
+120.0%YoY
Federated & Distributed ML

Methods for training machine learning models across multiple decentralized devices or servers while keeping data localized, often involving aggregation of model parameters and secure communication.

Machine Learning & AI
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26since 2023
+225.0%YoY
3D Reconstruction & Modeling

Processes for creating or manipulating three-dimensional digital representations of objects or environments, including mesh generation, surface fitting, and depth estimation from multiple views.

Image Processing
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26since 2023
0.0%YoY
AI Information Synthesis

Systems and methods utilizing artificial intelligence, particularly large language models and neural networks, to extract, summarize, generate, or categorize information from unstructured or semi-structured data sources.

Databases & Information Retrieval
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23since 2023
+250.0%YoY
Sensor-based Environment Perception

Techniques and hardware for autonomous systems to gather and interpret data about their surroundings, including obstacle detection, object recognition, and depth estimation, to inform control decisions.

Computer Vision
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22since 2023
0.0%YoY
Granular Data Encryption & Access Control

Systems and methods for encrypting data at a fine-grained level (e.g., per data unit or based on sensitivity) and controlling access to it, often involving delegated authorization, contextual policies, or secure data sharing.

Cryptographic Mechanisms
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22since 2023
+40.0%YoY
High-Speed Data Interconnects

Technologies for establishing and managing high-bandwidth, low-latency communication pathways between computing components, peripherals, or systems, focusing on signal integrity, synchronization, and interface standards.

Computer Hardware Architecture
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22since 2023
+100.0%YoY
Hardware-Assisted Cryptographic Operations

Utilizing dedicated hardware components, secure enclaves, or trusted execution environments to perform cryptographic operations, enhancing security, performance, or isolation from software vulnerabilities.

Cryptographic Mechanisms
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22since 2023
-14.3%YoY
Multimodal Data Fusion

Techniques for combining and analyzing information from multiple distinct data modalities (e.g., text, image, video, audio, sensor data) to derive richer insights or improve system performance and decision-making.

Machine Learning & AIDatabases & Information Retrieval
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21since 2023
-30.0%YoY
Real-time Graphics Rendering

Techniques and hardware architectures designed to efficiently generate and display complex 3D graphics, particularly for interactive applications like virtual reality, focusing on speed and visual quality.

Image Processing
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21since 2023
-28.6%YoY
Automated Visual Inspection

Systems that employ imaging and image processing to automatically detect defects, verify states, or ensure quality control in manufactured goods, printed materials, or industrial processes.

Pictorial / Video Communications
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19since 2023
+125.0%YoY
Secure Key Management & Rotation

Methods and systems for generating, distributing, updating, rotating, and securely destroying cryptographic keys to maintain data confidentiality and integrity over time, including quantum key distribution.

Cryptographic Mechanisms
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18since 2023
+16.7%YoY
Context-Aware Conversational AI

AI systems designed to engage in natural language dialogue, maintain conversation state, understand user intent, and generate relevant responses, often across multiple communication channels or modalities.

Speech Processing
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18since 2023
-20.0%YoY
ASR Accuracy & Contextualization

Techniques to improve the accuracy and robustness of Automatic Speech Recognition (ASR) systems by incorporating contextual information, dynamic hint words, or customized machine learning models for specific domains or users.

Speech Processing
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18since 2023
+33.3%YoY
Homomorphic Encryption Acceleration

Techniques for improving the performance, efficiency, or practicality of fully homomorphic encryption (FHE) schemes, often involving hardware accelerators or optimized algorithms for operations like bootstrapping and key-switching.

Cryptographic Mechanisms
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17since 2023
-20.0%YoY
Connected Vehicle Communication (V2X)

Systems enabling wireless communication between vehicles (V2V), vehicles and infrastructure (V2I), or vehicles and other entities (V2X) to share information for traffic management, safety, and navigation.

Wireless Networks
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17since 2023
-60.0%YoY
Joint Communication and Sensing (JCS)

Integration of communication and sensing functionalities within a single wireless system, often by designing waveforms or utilizing reference signals that serve both data transmission and environmental sensing (e.g., ranging, velocity detection) purposes.

Physical Transmission & Modulation
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15since 2023
+66.7%YoY
Adaptive Speech Synthesis & Messaging

Technologies for generating artificial speech that is personalized, context-aware, or adaptable to specific virtual agents or messaging campaigns, often utilizing text-to-speech (TTS) and audio caching for efficient delivery.

Speech Processing
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13since 2023
+100.0%YoY
Wearable & Mobile Interaction

Designing user interfaces and interaction methods specifically for mobile or wearable devices, enabling control of external systems, monitoring user states, or facilitating real-world transactions.

Input/Output & User Interfaces
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13since 2023
0.0%YoY
Collaborative User Experiences

User interface designs and systems that enable multiple users to interact with shared content, provide feedback, or coordinate activities, often across different devices or locations.

Input/Output & User Interfaces
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12since 2023
-20.0%YoY
Deepfake Voice Detection

Methods and systems for identifying synthetic or manipulated speech (deepfake audio) using forensic analysis of audio features, such as breath patterns, vocoder signatures, or machine learning models to determine authenticity.

Speech Processing
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12since 2023
+50.0%YoY
Specialized Data Integration

Methods and systems for integrating, transforming, and managing complex or domain-specific data from disparate sources into a unified structure, often for specific applications like social networks, genomics, or business forms.

Databases & Information Retrieval
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11since 2023
+25.0%YoY
Speech-based Health & Accessibility

Applications of speech processing and artificial intelligence for medical diagnosis, therapeutic interventions, or accessibility solutions, particularly for conditions affecting speech production or hearing.

Speech Processing
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10since 2023
+150.0%YoY
Physical Layer Impairment Detection & Mitigation

Techniques and circuits designed to detect, estimate, and mitigate various physical layer signal impairments such as frequency spurs, phase noise, or non-linear distortions, thereby improving overall signal quality and system performance.

Physical Transmission & Modulation
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10since 2023
-33.3%YoY
MLOps & Model Deployment

Systems and methods for automating the lifecycle of machine learning models, including pipeline deployment, model management, versioning, and configuring for different inference environments.

Machine Learning & AI
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9since 2023
-25.0%YoY
Metasurface & Diffractive Optics

Engineering of artificial subwavelength structures (meta-atoms) to create metasurfaces that manipulate light properties (phase, polarization, wavelength) for multi-functional optical devices.

Optical Elements & Systems
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7since 2023
+100.0%YoY
Optical Fiber Sensing Systems

Systems and methods that utilize optical fibers as sensing elements or for transmitting sensing signals, often for distributed monitoring of environmental conditions, phase changes, or integrating sensing with communication.

Optical Elements & Systems
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6since 2023
-50.0%YoY
Intelligent Decision Support

Systems that process data to provide personalized recommendations, predict events, or automate decision-making processes based on learned patterns, user behavior, or environmental factors.

Databases & Information Retrieval
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5since 2023
-33.3%YoY
Emergency & Safety Communication Systems

Technologies for transmitting critical alerts and information during emergencies, often involving wireless networks, specialized devices, and protocols to ensure timely and targeted communication to users or emergency services.

Wireless Networks
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5since 2023
-50.0%YoY
On-Chip Power Management & Protection

Integrated circuits or sub-circuits designed to regulate, balance, or protect power delivery within a device, often involving specific transistor and capacitor arrangements.

Computer Hardware Architecture
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3since 2023
0.0%YoY
Damage Detection & Structural Assessment

Automated systems using image processing and artificial intelligence to identify, classify, and assess the extent of damage to structures or objects, supporting maintenance or insurance claims.

Image Processing
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2since 2023
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