PCBA Images

About TECircuit

Found: TECircuit has been operating since 2004.

Location: An electronics manufacturing service(EMS) provider located in Shenzhen China.

Item: Customizable EMS PCB, offers a full range of one-stop shop services.

Service: Printed Circuit Board (PCB)and Printed Circuit Board Assembly(PCBA), Flexible Printed Circuit Board(FPC), Components Sourcing, Box-Building, Testing.

Quality Assurance: UL,ISO 9001, ISO 14001, ISO 13485, ITAF 16949 andcomplied with ROHS and REACH.

Factory Pictures:
Company's own plant : 50,000 sqm; Employees : 930+; Monthly production capacity : 100,000 m2

PCBA Applications

• Real-Time Brainwave Monitoring: The PCBA processes raw EEG signals from multiple scalp sensors to detect and analyze brainwave patterns (Alpha, Beta, Theta, Gamma), providing immediate feedback on the user's mental state during meditation sessions.

• Personalized Meditation Guidance: It utilizes processed biometric data to dynamically adjust guided meditation sessions, offering tailored exercises based on the user's current focus level and mental activity patterns.

• Sleep Quality Enhancement: The PCBA monitors brain activity during sleep phases and delivers subtle audio cues or binaural beats to improve sleep architecture and assist with insomnia through neurofeedback techniques.

• Focus and Concentration Training: Serves as a cognitive training tool by providing real-time metrics on attention levels, helping users develop better focus through targeted exercises and immediate feedback mechanisms.

• Stress Level Assessment and Management: Continuously tracks physiological indicators of stress through heart rate variability and EEG correlation, suggesting appropriate meditation interventions when elevated stress patterns are detected.

• Clinical Therapy Support: Used in therapeutic settings to help patients with anxiety, ADHD, or PTSD learn to regulate their brain activity through neurofeedback protocols supervised by healthcare professionals.

• Athletic Performance Optimization: Assists athletes in achieving optimal pre-competition mental states by monitoring and guiding them toward focused yet relaxed mental conditions through biofeedback training.

PCBA Features

1. Multi-Channel EEG Acquisition System: The PCBA incorporates high-precision, low-noise analog front-end circuits specifically designed for EEG signal acquisition, with typical specifications of 24-bit resolution and input-referred noise below 1μVrms.

2. Dry Electrode Sensor Technology: Features specialized electrode interfaces with impedance monitoring circuitry that ensures reliable contact quality with the scalp without requiring conductive gels, enhancing user convenience and comfort.

3. Advanced Signal Processing Capability: Integrates a powerful microcontroller or DSP with optimized algorithms for real-time signal processing, including artifact removal, frequency domain analysis, and pattern recognition for various mental states.

4. Multi-Modal Biometric Integration: Combines EEG data with other sensors including optical heart rate monitoring, accelerometers for movement detection, and skin conductance sensors to provide comprehensive physiological assessment.

5. Wireless Connectivity Modules: Incorporates Bluetooth 5.0 or BLE for seamless connection to mobile applications, enabling data synchronization, firmware updates, and remote control functionality while maintaining low power consumption.

6. Sophisticated Audio Feedback System: Includes high-quality audio codecs capable of generating binaural beats, isochronic tones, and guided meditation content with precise timing synchronization to brainwave patterns.

7. Advanced Power Management System: Employs a sophisticated PMIC with multiple power domains, optimized for intermittent high-current demands during signal processing while maintaining ultra-low power consumption during monitoring states to support extended operation.

8. Miniaturized Form Factor Design: The PCBA utilizes HDI technology and flexible PCB sections where necessary to fit the ergonomic constraints of a wearable headband while maintaining signal integrity and mechanical reliability.

FAQ

​PCB & PCBA Description​

PCB Assembly OEM Service

Electronic Components Material Purchasing

Bare PCB Fabrication

Cable, Wire-harness Assembly, Sheet Metal, Electrical Cabinet Assembly Service

PCB Assembly Service: SMT, BGA, DIP

PCBA test: AOI, In-Circuit Test (ICT), Functioal Test (FCT)

Conformal Coating Service

Prototyping and Mass Production

​​

PCBA ODM service

PCB Layout, PCBA Design According To Your Idea

PCBA Copy/Clone

Digital Circuit Design / Analog Circuit Design/ lRF Design /Embedded Software Design

Firmware and Microcode Programming Windows Application (GUI) Programming/Windows Device Driver (WDM) Programming

Embedded User Interface Design / lSystem Hardware Design

​