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Pushing the Limits of Noise Cancellation for Over-Ear Earphones through Structure-Algorithm-Manufacturing Synergy

2025.04.25 3

In today’s highly competitive smart wearable market, sound is no longer a secondary feature—it defines product quality and differentiation. As user expectations for quiet environments rise across scenarios like work, travel, and communication, active noise cancellation (ANC) has become a core user experience, evolving toward wider frequency coverage, higher precision, and stronger adaptability.


At AncSonic, we focus on advanced intelligent acoustic control. Our over-ear earphone solution is built on a proprietary multi-channel ANC algorithm, combined with optimized sensor arrays and acoustic structures. It delivers stable and efficient noise reduction across a 4000Hz bandwidth—especially excelling in mid-to-high frequency ranges where human voices are most prominent. This effectively reduces background chatter in cafés, subways, airports, and other noisy environments.

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With a real-time environmental modeling system and multi-dimensional signal feedback, our solution adapts dynamically to complex acoustic conditions. It achieves up to 45dB of noise reduction depth, with an average performance above 25dB, ensuring a consistently natural and smooth quiet experience.

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These results are backed by our deep expertise in acoustic modeling, spatial signal path analysis, and multi-channel coordination, supported by a flexible algorithmic platform that adjusts to various wearing conditions, noise types, a


AncSonic has built a fully integrated R&D system covering industrial design, structural and acoustic engineering, hardware and software development, prototyping, testing, and mass production. We support multiple form factors—including in-ear, over-ear, and open-fit designs—with system-level development capabilities.


Powered by our in-house acoustic labs and simulation platforms, and strengthened by joint research with Purdue University and the Institute of Semiconductors at the Chinese Academy of Sciences, we’ve streamlined the entire process from acoustic modeling to final tuning—boosting efficiency and enabling faster product commercialization.


Our intelligent earphone manufacturing base in Tangxia, Dongguan, features 17 high-standard production lines with a monthly capacity of 500,000 units. This ensures high-quality, consistent output and reliable delivery from R&D to mass production.


Looking ahead, AncSonic will continue expanding the application of intelligent acoustic control in ANC, spatial audio, and environmental interaction—empowering our partners with cutting-edge technology and competitive product solutions.

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