Earbuds That Change Music Beat to Match Your Running Pace

This patent describes earbuds with built-in motion sensors that detect a user's walking or running speed and automatically adjust the beat or rhythm of music playing from a connected device to match that pace.

What it covers

This patent describes a system where small motion sensors, called accelerometers, are placed inside earbuds or earphones. These sensors detect how fast a user is moving, like when they are running or walking, as described in the abstract. Based on this detected pace, the earbuds send a signal to a connected electronic device, such as a smartphone. The electronic device then uses this signal to change the beat or rhythm of the audio it is playing, either speeding it up or slowing it down to match the user's current pace. For example, if a runner speeds up, the music's beat would also increase to keep them motivated.

What it doesn't cover

• —Does not cover systems that adjust audio based on biometric data like heart rate or breathing, as the abstract specifies pace detected by accelerometers.
• —Does not cover earbuds that only track a user's pace without also adjusting the audio's beat or rhythm.
• —Does not cover adjusting aspects of audio other than its beat or rhythm, such as volume or genre.
• —Does not cover pace detection systems that use sensors located elsewhere on the body, like a smartwatch or a chest strap, rather than within earbuds or earphones.
• —Does not cover systems where the audio adjustment happens entirely within the earbud without sending a signal to a separate, remotely connected electronic device.

The clever bit

The novelty lies in the direct, real-time feedback loop: using accelerometers in earbuds to sense a user's moving pace and then automatically adjusting the beat or rhythm of the playing audio to match that pace.

Why it matters

This technology aims to make exercise more engaging by synchronizing music with a user's physical activity. By automatically adjusting music to match a runner's pace, it could help maintain motivation and improve workout consistency. This approach could enhance the user experience for fitness enthusiasts and integrate more deeply with personal training programs.

Real-world examples

• 1.Fitness tracking apps that integrate with music services
• 2.Smart earbuds with built-in activity tracking
• 3.Personalized running coaches that adapt to user performance