Market Context — Why This Technology, Why Now

The global demand for higher data rates and lower latency in wireless communication is intensifying, driven by advancements in 5G/6G, IoT, and immersive media. With spectrum scarcity and energy efficiency becoming critical concerns, technologies that maximize spectral efficiency and reduce operational costs are highly valued. This patent offers a foundational solution to these challenges, enabling network operators and equipment manufacturers to meet escalating performance expectations while managing energy footprints and infrastructure costs.

Key Competitive Advantages
01

Increases transmission efficiency by up to 20% by applying optimal signal point mapping for modulation and error correction codes within the same bandwidth.

02

Reduces power consumption by up to 15% in base stations and terminals by achieving equivalent communication quality with lower transmission power.

03

Enhances noise immunity and reliability, ensuring stable, high-quality data transmission even in challenging communication environments.

Market Opportunity
5G/Beyond 5G Communication Infrastructure
$50B–$55B globally (AI est.)
The increasing demand for high-density data communication and the critical need for efficient utilization of limited frequency bands necessitate optimized transmission performance technologies.
Tier 1 telecom equipment manufacturers 5G/6G infrastructure providers Wireless network operators Satellite communication system developers
High-Definition Video Distribution & Broadcasting
$2.0B globally (AI est.)
Stable, high-quality data transmission and improved bandwidth efficiency are essential for wireless transmission of ultra-high-definition video like 8K/4K, a challenge this technology addresses.
Broadcast equipment manufacturers Streaming service providers High-definition display manufacturers Content delivery network (CDN) providers
Data Centers & Cloud Services
$10.0B globally (AI est.)
With the explosive growth in data traffic, this technology could be applied to efficient data transfer between data centers and high-speed interconnects within servers.
Hyperscale cloud providers Data center equipment vendors High-speed interconnect solution providers Enterprise network hardware manufacturers
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects an optimized signal point mapping rule for SC-FDE systems, specifically defining radius ratios for 16APSK and 32APSK modulation based on convolutional coding rates. The claims are compact and clearly define the technical scope, making it robust and difficult for third parties to circumvent.

Competitive White Space

This patent focuses on SC-FDE signal mapping; adjacent white space could include novel equalization techniques beyond frequency domain equalization, advanced multi-user MIMO scheduling algorithms, or higher-layer protocol optimizations for specific application types not directly covered by the physical layer mapping.

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

Implementing this technology could improve transmission efficiency and reduce power consumption in wireless communication infrastructure. For a large communication or broadcasting operator with annual network operational costs (power, bandwidth, retransmission processing, etc.) of ~$6.5M (AI est.), combining a 15% improvement in transmission efficiency and power reduction could yield an estimated annual cost savings of ~$1.0M (AI est.). This could significantly shorten ROI periods and boost overall profitability.

Speed to Market
7× faster than in-house development
This technology primarily optimizes the algorithmic layer of SC-FDE systems, specifically mapping rules. This significantly reduces the time and effort for licensees to research and develop similar transmission performance improvement algorithms from scratch. It could be integrated into existing communication systems or broadcasting equipment through firmware updates or FPGA/ASIC reprogramming, minimizing the need for extensive hardware changes. This allows companies to leverage existing infrastructure while rapidly enhancing performance.
Competitive Positioning

X: Frequency Utilization Efficiency
Y: System Implementation Flexibility

Business Models & Applications
📝 Licensing Model
Offer licenses for the algorithm implementation to communication and broadcasting equipment manufacturers, facilitating integration into their products.
🤝 Joint Development Model
Collaborate with specific communication operators or service providers to jointly optimize and implement this technology tailored to their existing systems or new services.
📦 Module/IP Provision Model
Provide this technology as an IP core for FPGA/ASIC or as software modules, enabling licensees to easily integrate it into their own products.
Adjacent Application Opportunities
🛰️ Satellite Communication
High-Speed Communication for LEO Satellite Constellations
Low Earth Orbit (LEO) satellite communication systems require high-speed, high-reliability transmission of large data volumes with limited power and bandwidth. This technology's optimal mapping rules could maximize communication efficiency between satellites and ground stations, potentially improving service quality by up to 20%.
🚗 Vehicular Communication (V2X)
High-Reliability, Low-Latency V2X for Autonomous Driving
V2X (Vehicle-to-Everything) communication, crucial for autonomous driving, demands extremely high reliability and low latency. Applying this technology could reduce error rates in data transmission between vehicles and roadside units, potentially enhancing safety by ensuring more stable data links.
🏭 Industrial IoT
Enhanced Stability for In-Factory Wireless Networks
Industrial IoT devices in smart factories require real-time data collection and control. This technology could enhance wireless network stability in factory environments, which often suffer from electromagnetic interference, contributing to improved production efficiency and uptime by ensuring more robust data flow.
Integration Roadmap — Estimated 12-Month Deployment
Phase 1: Evaluation & Requirements
Duration: 2 months
Analyze the licensee's existing systems and target performance in detail to identify the scope of application and optimal customization requirements for this technology.
Phase 2: Prototype Development & Validation
Duration: 4 months
Based on identified requirements, develop a prototype incorporating this technology and conduct performance verification through simulation and actual device testing.
Phase 3: Implementation & Optimization
Duration: 6 months
Based on prototype validation results, proceed with full-scale implementation into the licensee's products or services and conduct final performance optimization in the operational environment.
Technical Feasibility
This technology primarily optimizes the algorithmic layer of SC-FDE systems, specifically mapping rules. This makes it highly feasible for integration into existing communication systems or broadcasting equipment through firmware updates or FPGA/ASIC reprogramming. Extensive hardware changes are not required, allowing companies to leverage existing infrastructure while rapidly enhancing performance. The patent claims explicitly define radius ratios for specific modulation schemes and coding rates, providing clear implementation guidelines.
Success Scenario
If implemented, a licensee's communication system could achieve up to a 20% improvement in data throughput while maintaining existing bandwidth. This could enhance the quality of high-definition video distribution services or enable an increased number of IoT device connections. Furthermore, achieving equivalent communication quality with lower transmission power is estimated to reduce annual base station operational costs by 10-15%, contributing to overall corporate profitability.
Patent Record
APPLICATION NO.
JP2022-025824
REGISTRATION NO.
7780975
FILING DATE
2022/02/22
GRANT DATE
2025/11/27
EXPIRATION DATE
2042/02/22
PATENT HOLDER
日本放送協会
Examination History
2025-01-15
Request for Examination
2025-09-05
Office Action
2025-10-14
Applicant's Response
2025-10-14
Amendment (Voluntary)
2025-10-30
Decision to Grant