Market Context — Why This Technology, Why Now

The escalating demand for high-definition content (4K/8K), immersive experiences, and real-time data across diverse platforms is straining existing network infrastructures globally. Simultaneously, the rollout of 5G and increasing multi-channel services necessitate more efficient spectrum utilization and lower operational costs. This technology directly addresses these pressures by maximizing transmission efficiency and signal stability, enabling media companies and telecom providers to scale services without proportional increases in infrastructure investment.

Key Competitive Advantages
01

Secures market exclusivity with pioneering technology, having no prior art cited by examiners.

02

Ensures signal quality and reliability while multiplexing multiple broadcast signals, avoiding degradation.

03

Maximizes bandwidth utilization, enabling more high-quality signals within limited transmission spectrum.

Market Opportunity
Broadcasting Operators
$6.5B globally (AI est.)
There is a growing need for efficient multiplex transmission technology due to the spread of 4K/8K broadcasting, increased channel offerings, and the demand for highly reliable information transmission during disasters.
Major national and regional broadcasters Satellite TV providers Emergency communication network operators
Telecom Carriers
$13B globally (AI est.)
Optimizing bandwidth utilization is crucial for accelerating video content delivery via 5G, expanding IPTV services, and offering diverse media content.
Tier 1 mobile network operators Internet service providers offering IPTV Cloud content delivery network providers
Video Content Distribution Platforms
$13B globally (AI est.)
Demand is expanding for foundational technologies that provide stable delivery of rich video content, such as high-quality streaming services and low-latency live broadcasts.
Global streaming service providers Live event broadcasting platforms Enterprise video conferencing solution providers
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects a unique multiplex control logic for transmitting and receiving devices, ensuring the integrity of multiple broadcast signal rates during multiplexing. Its high novelty and inventiveness were recognized, with no prior art cited by examiners, establishing a robust foundation for business development.

Competitive White Space

While this patent covers efficient multiplexing of broadcast signals, it does not explicitly extend to general-purpose data compression algorithms or specific physical layer implementations beyond the core control logic. Licensees could develop complementary IP in advanced error correction codes or novel antenna array designs without direct conflict.

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

Conventional multiplex transmission systems often require additional transmission equipment or bandwidth to multiplex multiple broadcast signals while maintaining high rates. Implementing this technology could reduce capital expenditure by up to 20%. For an investment plan of ~$6.5M (AI est.), this could translate to annual savings of ~$1.5M (AI est.) related to equipment. Additionally, improved operational efficiency is estimated to reduce personnel costs by ~$350K (AI est.) annually. Overall, this technology is projected to deliver total annual cost reductions of ~$1M (AI est.) per facility.

Speed to Market
6× faster than in-house development
This technology primarily involves multiplex control logic, enabling implementation via software/firmware updates on existing digital signal processing platforms. Concept validation is complete, and core algorithms are established, significantly shortening development time compared to greenfield development. While in-house development of similar efficient, high-quality multiplexing technology could take approximately 3 years, adopting this technology could enable market entry in about 6 months, securing early mover advantages.
Competitive Positioning

X: Transmission Efficiency & Bandwidth Utilization
Y: Signal Quality & Stability

Business Models & Applications
📝 Technology Licensing
Licensing this technology creates opportunities for broadcasters and telecom carriers to adopt it as a foundational technology for building next-generation broadcast services and high-efficiency content distribution systems.
📦 Product & Solution Provision
Develop and sell transmitting/receiving devices incorporating this technology to new service providers utilizing 4K/8K broadcasting, multi-channel distribution, and 5G. This enhances value as an integrated hardware and software solution.
☁️ Service Platform Provision
Offer this technology as part of a platform, securing continuous revenue through usage-based or subscription models. Pricing could be based on data traffic volume or the number of channels.
Adjacent Application Opportunities
🛰️ Satellite Communications & Data Transmission
Optimized Wide-Area Data Communication
In satellite broadcasting and wide-area data transmission, this technology could efficiently multiplex multiple data streams within limited bandwidth, enhancing information delivery capabilities to all global locations. This could contribute to expanding services in regions lacking communication infrastructure, potentially reaching millions of underserved users.
🚗 Automotive Networks & V2X
Next-Gen Mobility Communication Foundation
This technology could enable real-time, high-reliability multiplex transmission of multiple sensor data streams and V2X (Vehicle-to-Everything) signals in autonomous and connected vehicles. This has the potential to establish a secure information sharing foundation both within and outside vehicles, crucial for the safety of an estimated 100M+ connected vehicles by 2030.
🏭 Industrial IoT & Smart Factories
Industrial IoT Data Transmission Optimization
Efficiently multiplex and transmit production data and control signals from numerous sensors to centralized management systems with low latency. This could optimize manufacturing lines and advance predictive maintenance, accelerating smart factory implementation and potentially reducing operational downtime by 15-20%.
Integration Roadmap — Estimated 18-Month Deployment
Phase 1: Concept Validation & Design
Duration: 3 months
Evaluate and design the basic transmission protocol and control logic of this technology, including compatibility with existing systems.
Phase 2: Prototype Development & Testing
Duration: 6 months
Develop control software for transmitting and receiving devices based on the design, and verify functionality and performance in a small-scale demonstration environment.
Phase 3: System Integration & Deployment
Duration: 9 months
Optimize based on test results, then integrate and deploy the system for full-scale operation within existing broadcast infrastructure and communication networks.
Technical Feasibility
This technology primarily consists of multiplex control logic implemented in the control units of transmitting and receiving devices. This allows for minimal hardware modification to existing digital broadcasting systems, enabling deployment through software or firmware updates. Its ability to be implemented on general-purpose signal processing processors suggests high feasibility for extending the lifecycle of existing equipment while advancing technological innovation.
Success Scenario
Upon adopting this technology, companies could maximize the use of their existing broadcast infrastructure to deploy high-definition content like 4K/8K and multi-channel broadcast services while minimizing additional capital expenditure. This is expected to enhance viewer experience and create new revenue opportunities.
Patent Record
APPLICATION NO.
特願2021-085599
REGISTRATION NO.
7658798
FILING DATE
2021年05月20日
GRANT DATE
2025年03月31日
EXPIRATION DATE
2041年05月20日
PATENT HOLDER
日本放送協会
Examination History
2024年04月19日
出願審査請求書
2024年10月01日
拒絶理由通知書
2024年11月29日
意見書
2024年11月29日
手続補正書（自発・内容）
2025年02月25日
特許査定