Low power audio codec and speaker driver with digital active noise cancellation (ANC)

The GL510 is a low power audio codec and speaker driver with digital active noise cancellation (ANC) addressing feedforward, feedback and hybrid architectures for stereo headphone or earphone, by significantly reducing background ambient noise.

It is developed based on innovative features and market-competitive performance and can be applied to various portfolio products ranging from affordable noise cancelling solution to hybrid solution. In addition, many smart device development partners will be able to provide an opportunity to develop differentiated applications.

Glovane's own fine-tuned manufacturing suite and engineering support enable accurate test and gain control in the mass production process.

Block diagram

Active Noise Cancellation Earphone

Active Noise Cancellation Headphone & Headset

Mass Production Test Process

Development of dedicated design tool

Mass production toolkit support

Automated test process

Key Features

• Various ANC Topologies (F/Back, F/Forward & Hybrid)
• Noise Reduction Performance : Up to 38dB (Hybrid)
• Dynamic Range Control (DRC)
• On-chip OTP Memory for Configuration
• Automatic Calibration

Key Benefits

• Digital & Active Noise Cancellation
• Competitive Performance
• Increasing Productivity by our own MP Test Tool
• OTP Programming : Up to 4 times
• Low Power Consumption for Smart Device