Company patents

SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.

SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD. demonstrates a highly concentrated patent strategy, with 78.9% of its portfolio in Wireless Networks, which saw a significant decline of 22.4% in 2025 and a further 61.0% so far in 2026, indicating a shifting priority away from its core area. Despite this, the company showed an emerging focus in Physical Transmission & Modulation with a remarkable 700.0% growth in 2025, suggesting an attempt to diversify within communication technologies.

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.

284 US filings (since 2023) · 9 categories · 19 themes

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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159since 2023
-25.9%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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96since 2023
+7.1%YoY
Wireless Resource Multiplexing

Strategies for sharing wireless communication channels among multiple users or data streams, encompassing techniques like orthogonal frequency division multiplexing, spread spectrum, beamforming, and control channel allocation.

Multiplex Communication
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74since 2023
-24.0%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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57since 2023
-10.5%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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57since 2023
-34.8%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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15since 2023
+20.0%YoY
Network Traffic Management & QoS

Techniques and systems for optimizing network traffic flow, distributing loads across multiple paths or resources, and ensuring quality of service based on various criteria like application type, latency, or resource availability. This includes dynamic path selection, congestion control, and resource allocation.

Routing, Switching & QoS
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15since 2023
+25.0%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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14since 2023
+150.0%YoY
Network Operations, Reliability & Traffic

Techniques and systems designed to monitor network health, diagnose issues, optimize traffic flow, and ensure continuous operation and reduced downtime in complex network environments, including cloud and storage area networks.

Routing, Switching & QoS
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13since 2023
-33.3%YoY
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 Communications
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6since 2023
+200.0%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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4since 2023
+100.0%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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4since 2023
+100.0%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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3since 2023
new
Power Delivery & Battery Management

Techniques for efficiently supplying power to electronic devices, managing battery charge/discharge cycles, optimizing power consumption, and converting power between different voltage levels or AC/DC for improved energy efficiency and longevity.

Hardware Platform (Cooling, Power, Packaging)
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3since 2023
0.0%YoY
Advanced Modulation & Coding Schemes

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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2since 2023
new
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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2since 2023
n/a
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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1since 2023
n/a
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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1since 2023
n/a
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.

Hardware Platform (Cooling, Power, Packaging)
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1since 2023
n/a

Patents

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