SUNGJIN C&T

Research & Development

TECHNOLOGY

SUNGJIN C&T conducts research on high-reliability interconnection technologies that ensure stable performance even in extreme environments.

We focus on ultra-miniature and high-density connector technologies required for defense, aerospace, and industrial electronic systems, carrying out R&D across precision design, contact technologies, advanced materials, high-precision machining, and EMI shielding.

Based on international standards such as MIL-DTL-83513, 32139, 55302, and 38999, we develop products that deliver reliable and stable performance over long-term operational use.

Core Research Areas

Advanced Contact Technology for Stable Performance
- Development of high-reliability LF/HF contact structures
- Technologies for maintaining low and stable contact resistance
- Electrical stability studies under vibration, shock, and harsh environments
- Optimization of contact gold plating processes
- Optimized design of insertion and withdrawal forces
- Improved stability for fine-pitch and miniature contacts
High-Performance Connector Design Engineering
- Structural design based on MIL-DTL standards
- Development of lightweight housing structures
- Design using composite and advanced insulating materials
- Signal integrity-oriented electrical and optical design
- Precision design verification based on 3D modeling
- CAE-based vibration, thermal, and mechanical simulations
Next-Generation Connector Technology Research
- Structural research for high-speed transmission and next-generation platforms
- Integrated interface technologies for power, signal, and data
- Modular and lightweight connector structure design
- Research on smart and functional integration capabilities
- Evaluation of high-density design technologies using advanced materials
Aerospace & Space-Grade Connector Technology
- Structural and contact technologies for extreme temperature and voltage environments
- Durability-enhanced designs for high-vibration and high-shock conditions
- Evaluation of lightweight and high-strength materials
- Stability research for contacts and housings in long-term operation
- Design optimization aligned with aerospace interface standards
EMI / EMP Protection Technology
- Optimization of EMI/RFI shielding structures
- Development of fully shielded housings
- Improvement of grounding and bonding structures
- Stability analysis under various electromagnetic environments
- Signal integrity-based shielding design
Environmental Durability & Reliability Engineering
- Design criteria research for vibration and shock resistance
- Design feedback based on high- and low-temperature testing
- Structural stability analysis through thermal cycling tests
- Technologies for high humidity and salt-fog environments
- Durability enhancement for repeated mating cycles

R&D Process

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Customer Requirement Analysis
Initial Design & Material Selection
CAE Simulation & Design Verification
Prototype Development
Electrical, Environmental & Mechanical Testing
Process Design & Optimization
Mass Production Line Setup
Design Refinement & Final Performance Validation

Intellectual Property Portfolio

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지식 재산권 보유현황
Category	Application No.	Registration No.	Title
Patent	2006-0068901	KR10-0681236	Electrical Contact Connector Joint Structure
	2007-0073294	KR10-0767265	Electrical Contact Connector
	2007-0045892	KR10-0776582	Electrical Contact Connector
	2007-0073288	KR10-0799973	Communication Cable Interconnection Connector
	2007-0035386	KR10-0845098	Multi-Stage Digital Distribution System
	2009-0035334	KR10-0915839	Multi-Stage Distribution System for Weapon Systems
	2013-0114310	KR10-1441824	Data Assembly for Communication Connectors
Design	2013-0047965	KR30-0764361	Electronic Device Connector
	2013-0047966	KR30-0764362	Electronic Device Connector
	2013-0047967	KR30-0764363	Electronic Device Connector
	2013-0047962	KR30-0764655	Electronic Device Connector
	2013-0047963	KR30-0764656	Electronic Device Connector
	2013-0047961	KR30-0764358	Electronic Device Connector
	2013-0047964	KR30-0764656-1	Electronic Device Connector
	2018-0006317	KR30-0990028	Connector Housing Mold