ANC+CVC Enabled Bluetooth 5.1 Neckband Development
PROJECT BRIEF
The client is looking to develop an advanced neckband with active noise cancellation (ANC) and clear voice capture (CVC) technologies, Bluetooth 5.1 connectivity, multiple music modes, and Google and Alexa voice assistance support. The project required hardware design, software development, quality engineering, and production support.
Key Highlights
Qualcomm QCC30XX based product
8 layer PCB with HDI
Best in class Low Power Product (25 Hours)
Voice Assistance(Google/Alexa) Enabled
Multifunction Control Button
| Engibrains’ Contribution
Segments We Worked On
Hardware
- PCB layer : 8 layer
- PCB Size: 40mm X 7mm
- 100+ Electronic Components
- Schematic & Layout design (OrCAD)
- HW Architecture and Component Selection
- Proto development
- Enclosure integration
Firmware
- Complete firmware development (excluding DSP programing).
- Over-the-air firmware upgrade
- Power optimization
- 25 hours of battery back up with music streaming
QA
- Testing with multiple devices
- System Testing
- Integration Testing
- Automated Test-suite development
Production
- Prototype Production batch
- Manufacturing Test
- Diagnostics Utility
- Post delivery support
| Technologies Used
Our Tech Stack will reduce your risk
HW Tools
- Schematic Design (OrCAD)
- PCB Layout design (OrCAD)
Language & Tool
- C
- RTOS
- Python
- Pycharm
- Git
- Atlassian Jira
Interface/Connectivity
- Bluetooth 5.1
- USB
- EEPROM
- Button
- Hall Sensor
- Mic & Speaker
- LEDs
QA Tools
- Digital Oscilloscope
- High-end DMM
- Hot Air Rework Station
- Thermal Camera
- Digital Microscope
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