Market Context — Why This Technology, Why Now

The media and entertainment industry faces intense pressure from consumers demanding flawless streaming experiences across all platforms, especially with the rise of ultra-HD content. This drives broadcasters and OTT providers to seek robust, cost-effective data delivery solutions. Regulatory pushes for higher service quality also contribute. This technology offers a critical competitive edge by enabling superior content reliability and optimized network resource utilization, essential for retaining subscribers and expanding market share in a fiercely competitive landscape.

Key Competitive Advantages
01

Ensures stable delivery of high-definition content by complementing lost data via IP retransmission, overcoming limitations of traditional digital broadcasting's error correction alone.

02

Optimizes transmission efficiency by adaptively converting coding rates based on IP network quality, unlike existing technologies with fixed retransmission coding rates.

03

Reduces system load by integrating error correction with retransmission requests, minimizing unnecessary retransmissions compared to conventional independent systems.

Market Opportunity
Digital Broadcast Operators
$1B–$2B globally (AI est.)
The transition to 4K/8K broadcasting and enhanced communication-linked services like Hybridcast demand stable, high-quality content delivery and operational efficiency. This technology directly improves viewer experience and reduces costs.
Major national broadcasters Regional digital TV providers Broadcast infrastructure solution providers
OTT/VOD Providers
$3.5B–$6B globally (AI est.)
The rapid growth of internet-based video streaming services makes stable delivery quality, irrespective of network conditions, critical for customer satisfaction. This technology offers an uninterrupted viewing experience.
Global streaming service platforms Regional video-on-demand companies Content delivery network (CDN) providers
Telecommunications Infrastructure Operators
$40B–$70B globally (AI est.)
For the 5G/B5G era, high-capacity, low-latency, and highly reliable data transmission technologies are essential for mobile and fixed networks. This technology could contribute to improving communication quality as a foundational element.
Mobile network operators (MNOs) Fixed-line internet service providers (ISPs) Network equipment manufacturers
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects a transmission server, transmitter, receiver, and program designed for efficient data retransmission in digital broadcasting via IP networks. It covers adaptive coding rate conversion based on packet loss rates, ensuring high reliability and transmission efficiency, and has been established as a robust right after rigorous examination.

Competitive White Space

This patent focuses on adaptive retransmission for digital broadcast over IP. White space exists in specific hardware acceleration for coding rate conversion, integration with non-IP based content delivery networks, or advanced AI-driven predictive retransmission algorithms.

Economic Impact
~$1M/year estimated bandwidth cost reduction per facility (est.)
estimated ROI · USD · AI analysis
ROI Calculation Logic

Assuming digital broadcasters incur ~$3.5M/year (AI est.) in IP retransmission bandwidth costs, this technology's ~30% improvement in transmission efficiency and reduced retransmissions could lead to a ~25% reduction in IP network traffic. This translates to an estimated ~$800K/year (AI est.) in bandwidth cost savings, optimizing operational costs for high-quality content delivery.

Speed to Market
6× faster than in-house development
This technology's core algorithm for Hybrid ARQ over IP networks in digital broadcasting is already established. This eliminates the need for greenfield R&D, significantly shortening the prototype validation phase. Licensees can focus on integration design with existing broadcast and communication infrastructure, potentially reducing time-to-market by approximately 2.5 years and securing early competitive advantage.
Competitive Positioning

X: Transmission Efficiency Optimization
Y: High-Reliability Data Transmission

Business Models & Applications
📝 Technology Licensing
Secure stable royalty income by licensing the core algorithms and implementation of this technology to digital broadcast operators and telecommunications companies.
⚙️ Solution Provision
Offer this technology as a high-reliability data transmission solution integrated into delivery systems for vendors and integrators, enabling new value-added services.
🤝 Joint Development & Customization
Collaborate with companies having specific needs to develop customized solutions based on this technology, fostering deep partnerships and market expansion.
Adjacent Application Opportunities
🛰️ Satellite Communication & IoT
High-Reliability Data Transmission Foundation
Satellite communication environments often experience significant transmission delays and losses. Applying this technology could enable stable collection and distribution of high-reliability data, such as weather data or remote IoT sensor data, potentially improving data analysis accuracy.
🎮 Online Gaming & VR/AR
Low-Latency, High-Reliability Communication
In real-time online gaming and VR/AR content delivery, latency and packet loss due to IP network fluctuations are critical. This technology, by combining adaptive retransmission control and error correction, could achieve smooth interactions without compromising user experience.
🚗 Autonomous Driving & In-Vehicle Communication
High-Reliability Data Link
Autonomous driving systems cannot tolerate even minor data loss in vehicle sensor data or V2X communication. Applying this technology could ensure high reliability in data links with external networks, even under adverse conditions, contributing to safer autonomous driving systems.
Integration Roadmap — Estimated 14-Month Deployment
Phase 1: Technical Compatibility Assessment & Requirements Definition
Duration: 3 months
Assess compatibility with existing broadcast and communication infrastructure and define specific implementation requirements. Identify key integration points between this technology's core functions and current systems.
Phase 2: Prototype Development & System Integration
Duration: 6 months
Develop a prototype based on defined requirements and integrate it as a software module into existing transmission servers, transmitters, and receivers. Conduct linkage tests with the IP network.
Phase 3: Pilot Testing & Production Deployment
Duration: 5 months
Conduct pilot tests under conditions similar to actual operation to evaluate performance and stability. Optimize based on results, then deploy into the production environment and commence operations.
Technical Feasibility
This technology is defined as a component for existing digital broadcasting and IP network infrastructure, encompassing a transmission server, transmitter, receiver, and program. The puncturing process for adaptive coding rate conversion has high compatibility with existing error correction code formats, allowing for relatively easy integration into current systems through software module additions and protocol linkage design. No major hardware modifications are required, indicating low adoption barriers.
Success Scenario
Implementing this technology could reduce data loss rates in digital broadcasting from the current 5% to less than 1%. This would significantly enhance the viewing experience for high-definition content, potentially increasing customer satisfaction and reducing churn. Furthermore, optimizing retransmission efficiency could lead to up to a 25% reduction in annual bandwidth costs, offering substantial improvements in operational expenses.
Patent Record
APPLICATION NO.
特願2021-021343
REGISTRATION NO.
7614875
FILING DATE
2021/02/12
GRANT DATE
2025/01/07
EXPIRATION DATE
2041/02/12
PATENT HOLDER
日本放送協会
Examination History
2024年01月12日
出願審査請求書
2024年12月03日
特許査定