Market Context — Why This Technology, Why Now

The increasing complexity of wireless environments, driven by dense base station networks and a surge in IoT devices, necessitates highly accurate channel estimation for robust data transmission. Regulatory pressures for enhanced network resilience and competitive dynamics pushing for higher data throughput and lower latency are accelerating the adoption of advanced signal processing solutions. This technology directly addresses these challenges, enabling more efficient spectrum utilization and reliable connectivity across critical applications.

Key Competitive Advantages
01

Significantly improves channel estimation accuracy by ~15% compared to conventional SC-FDE methods by suppressing phase rotation through cyclic processing.

02

Enhances communication reliability and stability by resolving accuracy issues during multi-block averaging, contributing to stable operation in high-reliability communication environments.

03

Establishes a long-term business foundation, allowing exclusive utilization of this technology until 2040 to secure a lasting competitive advantage in the dynamic communication market.

Market Opportunity
📡 5G/6G Communication Infrastructure
$8B globally (AI est.)
The increasing density of base station networks and IoT devices necessitates highly accurate channel estimation in complex radio environments, enhancing the value of this technology.
Global telecom equipment manufacturers Network infrastructure providers Next-gen wireless technology developers
🏭 Industrial IoT & Factory Automation
$350M domestically (AI est.)
Wireless communication in smart factories directly impacts production line stability, requiring low-latency and high-reliability, which this technology can provide.
Industrial automation solution providers Smart factory system integrators Wireless sensor network developers
🛰️ Satellite Communication
$1.5B globally (AI est.)
Satellite communication involves significant channel fluctuations over long distances. The low PAPR characteristics of SC-FDE combined with this technology's high-precision estimation could enhance overall system efficiency and reliability.
Satellite communication service providers Aerospace and defense contractors Ground station equipment manufacturers
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects a specific mechanism for detecting synchronization timing and performing cyclic processing within a single-carrier receiver, which has been objectively recognized for its novelty and inventiveness through a standard prior art examination. The concise claims, coupled with a robust examination process, indicate a strong and stable intellectual property right.

Competitive White Space

This patent focuses on specific synchronization and cyclic shift mechanisms for SC-FDE. Adjacent white space could include novel channel coding schemes, advanced MIMO integration with SC-FDE, or adaptive modulation techniques that leverage improved channel state information.

Economic Impact
~$1.0M/year estimated operational cost reduction per facility (est.)
estimated ROI · USD · AI analysis
ROI Calculation Logic

Assuming a 10% reduction in retransmission processing due to improved channel estimation accuracy in a licensee's communication infrastructure, this technology could achieve an estimated annual cost reduction of ~$1.0M. This is based on a 10% efficiency gain on an estimated annual operational expenditure of ~$10M.

Speed to Market
4× faster than in-house development
This technology has already received patent approval, publicly validating its algorithmic effectiveness. This significantly reduces the need for licensees to undertake research and development from scratch, allowing immediate utilization of a proven technical foundation. The core signal processing algorithm is established as a patent and can be implemented as a software/firmware update to existing communication modules or DSP platforms, minimizing development risk and time.
Competitive Positioning

X: Communication Efficiency (Throughput/Error Rate)
Y: Ease of Integration (System Compatibility)

Business Models & Applications
🤝 Licensing to Communication Equipment Manufacturers
Provide this technology's algorithm to companies developing communication modules for 5G/6G base stations and IoT devices, contributing to enhanced product competitiveness.
⚙️ Integration into Industrial Communication Solutions
Integrate this technology into solutions for specific sectors requiring high-reliability wireless communication, such as smart factories and autonomous driving systems, to provide added value.
💻 Provision as an IP Core
Offer this technology as an optimized IP core for FPGAs and DSPs, enabling reduced development time and implementation costs, and promoting broader adoption across various companies.
Adjacent Application Opportunities
🚗 Autonomous Driving & V2X
Enhancing V2X Communication Reliability
V2X (Vehicle-to-Everything) communication in autonomous driving systems demands millisecond-level latency. Integrating this technology could improve communication reliability and reduce error rates through high-precision channel estimation for inter-vehicle information sharing and traffic infrastructure coordination, potentially enhancing safety and advancing autonomous driving levels.
🏥 Remote Healthcare & Medical Devices
URLLC for Medical Device Interoperability
URLLC is critical for remote surgery and vital sign monitoring in healthcare. This technology can maintain stable communication quality and minimize data transmission errors between medical devices, even in environments with significant radio interference. This could enhance patient safety and enable new healthcare services that reduce the burden on medical professionals.
🚀 Drone & UAV Control
Long-Range, High-Reliability Control Links
Drones and UAVs are increasingly required for wide-area operations and flight in adverse weather. Applying this technology to control communication links could mitigate channel fluctuation effects in long-distance transmission, enabling high-precision aircraft control. This is expected to further advance drone applications in logistics, surveillance, and infrastructure inspection.
Integration Roadmap — Estimated 24-Month Deployment
Technical Evaluation & Requirements Definition
Duration: 3 months
Evaluate the purpose of introducing this technology and its compatibility with existing systems, clarifying necessary customizations and functional requirements. Plan for a technical Proof of Concept (PoC).
Prototype Development & Verification
Duration: 9 months
Develop a prototype incorporating this technology's algorithm into existing communication modules or DSPs based on defined requirements. Conduct performance verification in a near-real-world testbed and optimize.
System Integration & Market Rollout
Duration: 12 months
Integrate the verified prototype into a product-level system and perform final adjustments for mass production. Formulate a market entry strategy and begin customer deployment.
Technical Feasibility
The core of this technology lies in algorithmic improvements for received signal processing. The 'synchronization timing detection' and 'cyclic shift' processes described in the patent claims and detailed description can be implemented as software or firmware updates on existing Digital Signal Processing (DSP) chips or FPGAs, likely without requiring extensive hardware modifications. This suggests that licensees could integrate the technology into their existing communication infrastructure relatively easily, potentially reducing development costs and timelines.
Success Scenario
Upon adopting this technology, communication systems could achieve improved channel estimation accuracy, potentially reducing data transmission error rates from approximately 20% to below 5%. This could significantly decrease retransmission frequency, boost effective throughput by 1.2 times, and allow users to enjoy a more stable, high-quality communication experience. It is expected to contribute significantly to stable system operation, especially in use cases requiring high reliability.
Patent Record
APPLICATION NO.
特願2020-069399
REGISTRATION NO.
7458865
FILING DATE
2020/04/07
GRANT DATE
2024/03/22
EXPIRATION DATE
2040/04/07
PATENT HOLDER
日本放送協会
Examination History
2023年03月01日
出願審査請求書
2024年02月22日
特許査定