fully operational circuit board, fully operational phone mockup and documentation for the technology in late 2008. Drawing of Noise Free noise cancellation patent. Source: Google Patents "At one ...

Sony has made improvements across the board, from the design and call quality to noise cancellation and the ... and gold-infused solder in parts of the circuit. Sony's 360 Reality Audio now ...

Wolfson Microelectronics plc has announced the introduction of the innovative WM2002 stereo headphone driver, the world’s first commercially available digital ambient noise canceling (ANC) application ...

Broadcom's BCM2044S Bluetooth headset solution delivers noise and echo suppression without expensive ... that provides headset OEMs with a greatly reduced 2-layer printed circuit board (PCB), versus ...

The matte-black circuit board that holds Tristan Perich’s Noise Patterns has a few things in common with your average smartphone. It’s small and sleek enough to fit into your pocket ...

We’ve seen plenty of comments on headphone enthusiast message boards expressing concern ... Now, as for the effectiveness of the noise-canceling circuit: the Inspiration are not as effective ...

Figure 1: A feed-forward noise cancellation technique for power supplies (a) employs the voltage-controlled current source g m V IN. The voltage-controlled current source inthis circuit (b) is ...

Across the board, every review so far of the new AirPods 4 has concentrated on how remarkably good Active Noise Cancellation is. The first review of Apple's new AirPods 4 are out, and while there ...

New ultrasonic audio chip could lead to digital headphones with better noise-cancelling and spatial audio ... an application-specific integrated circuit (ASIC), which processes the electrical ...