Market Context — Why This Technology, Why Now

The rapid expansion of IoT ecosystems, autonomous vehicles, and advanced mobile networks is driving an urgent need for smaller, more robust communication components. Current market demands prioritize high-performance antennas that can operate reliably in complex, multi-path environments while minimizing physical footprint. This technology's ability to deliver both compactness and enhanced stability (up to 20%) positions it as a critical enabler for next-generation connected devices and infrastructure, aligning with global trends towards ubiquitous, high-quality connectivity.

Key Competitive Advantages
01

Reduces installation space by 50% by replacing multiple or large conventional antennas, improving device miniaturization and design flexibility.

02

Enhances communication stability by 20% in environments with reflections and scattering, mitigating multipath effects and maintaining stable communication despite device attitude changes.

03

Increases versatility through wideband compatibility, supporting a broad range of frequency bands and enabling application across diverse communication standards.

Market Opportunity
IoT Device Market
$6.5B globally (AI est.)
For small IoT devices integrating numerous sensors and communication modules, space-saving and highly efficient communication antennas are essential, driving continuous market expansion.
Manufacturers of compact IoT sensors and modules Developers of smart home and industrial IoT devices Telemetry and remote monitoring system providers
In-Vehicle Communication (V2X) Market
$200B globally
With the proliferation of autonomous and connected cars, there is a rapidly increasing demand for high-reliability, stable circular polarized antennas that can adapt to various vehicle attitude changes.
Automotive Tier 1 suppliers for V2X systems Autonomous driving technology developers Connected car module manufacturers
Mobile Communication Infrastructure Market
$20B globally (AI est.)
As 5G base stations become smaller and are deployed in diverse locations, compact and wideband antennas contribute to more efficient infrastructure development and enhanced performance.
5G/Beyond 5G infrastructure providers Small cell and micro-base station manufacturers Wireless network equipment integrators
IP Defensibility — Why Competitors Can't Replicate This
What This Patent Covers

This patent protects a compact, wideband circular polarized antenna featuring a specific layered structure and multiple non-contact excitation elements with a π/2 phase difference. Its technical superiority and robust claims were maintained through examination against seven prior art documents, indicating strong differentiation and reduced invalidation risk.

Competitive White Space

While protecting the core antenna structure, this patent leaves white space in areas such as advanced signal processing algorithms for circular polarization, novel antenna array configurations for beamforming, or integration methods with specific SoC designs, allowing for complementary IP development.

Economic Impact
~$200K/year (AI est.) estimated equipment cost reduction and communication quality improvement per facility.
estimated ROI · USD · AI analysis
ROI Calculation Logic

Assuming a company manufactures 1,000 IoT devices or communication equipment annually: conventional wideband antenna systems cost ~$330/unit (AI est.), while this technology could reduce antenna costs to ~$200/unit (AI est.). This projects ~$130K/year (AI est.) in component cost savings. Additionally, improved communication quality could reduce on-site maintenance and troubleshooting costs by ~$70K/year (AI est.), totaling an estimated ~$200K/year (AI est.) in economic benefits.

Speed to Market
6× faster than in-house development
This technology, originating from university research, has established fundamental design principles and proof-of-concept. With simulation data and prototype evaluations likely already underway, licensees can significantly shorten the initial product development phase compared to starting from scratch. This could reduce time-to-market by approximately 2.5 years, enabling faster product deployment ahead of competitors.
Competitive Positioning

X: Implementation Efficiency
Y: Communication Stability & Wideband

Business Models & Applications
📦 Product Embedded Licensing
Offers licenses to integrate this technology into a licensee's IoT devices, smart home appliances, and in-vehicle equipment, enhancing product value.
📡 Module Supply Business
Develops and manufactures antenna modules incorporating this technology, supplying them to various communication equipment manufacturers for broad market deployment.
🏙️ Communication Infrastructure Solutions
Constructs and provides high-performance base station antenna solutions utilizing this technology for urban IoT networks and smart factories.
Adjacent Application Opportunities
🛰️ Satellite Communication
Antennas for Small Satellites & Drones
The compact size and circular polarization of this technology make it suitable for lightweight, high-performance communication antennas in small satellites and high-altitude drones. It could ensure stable data transmission in harsh space or aerial environments, supporting data rates for critical missions.
🏥 Medical & Healthcare
Wearable & Implantable Medical Devices
Leveraging its wideband and compact characteristics, this technology could be applied to wearable sensors for patient monitoring or implantable communication modules in medical devices. It has the potential to enable stable wireless transmission of vital biological signals, improving data reliability by up to 20%.
🏭 Smart Factory
High-Density IoT Sensor Networks
This technology's multipath resistance and stability could be utilized for high-density communication between numerous robots and sensors within smart factories. It would enhance the reliability of real-time data collection and control, potentially reducing communication errors by a significant margin.
Integration Roadmap — Estimated 18-Month Deployment
Phase 1: Technical Evaluation & Requirements Definition
Duration: 3 months
Evaluate the applicability of this technology based on the licensee's product portfolio and market needs. Define detailed technical requirements and target performance.
Phase 2: Prototype Development & Verification
Duration: 6 months
Develop a prototype antenna incorporating this technology based on defined requirements. Conduct performance verification and optimization in real-world environments.
Phase 3: Product Implementation & Market Launch
Duration: 9 months
Refine the design for integration into the licensee's final products, reflecting verification results. Establish mass production capabilities and initiate product launch and market expansion.
Technical Feasibility
This technology features a layered structure using metal and dielectric layers, making it highly compatible with existing PCB manufacturing techniques and semiconductor lamination processes. This suggests that licensees may not require significant new capital investment, facilitating relatively easy integration into existing production lines. The design of non-contact excitation elements also contributes to overall system miniaturization and reduced component count, minimizing design changes when incorporating into existing products.
Success Scenario
Upon adopting this technology, a licensee's communication devices could reduce installation space by up to 50% compared to conventional antennas. This could enhance product miniaturization and design flexibility, potentially opening new market segments. Furthermore, the wideband and circular polarization characteristics are estimated to improve communication stability by 20% even under adverse conditions, contributing to a dramatic improvement in user experience.
Patent Record
APPLICATION NO.
特願2021-149676
REGISTRATION NO.
7623000
FILING DATE
2021/09/14
GRANT DATE
2025/01/20
EXPIRATION DATE
2041/09/14
PATENT HOLDER
学校法人金沢工業大学
Examination History
2024年06月25日
出願審査請求書
2024年11月11日
拒絶理由通知書
2024年12月17日
手続補正書（自発・内容）
2024年12月17日
意見書
2025年01月06日
特許査定