A ton of your devices use Bluetooth to communicate wirelessly. But how does Bluetooth work? In this video, we'll dive into the details of how your smartphone sends audio to your wireless headphones. Bluetooth is rather complicated and thus we're going to use a number of analogies and tools to explain it fully.
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Website: www.branch.education Script, Modelling, Animation, Editing Teddy Tablante Twitter: @teddytablante Voice Over Phil Lee
Table of Contents: 00:00 How does Bluetooth Work? 00:37 Traffic Lights 01:26 2.4GHz Spectrum 02:44 Issues with the Bluetooth Visualization 05:56 Details behind Bluetooth 07:30 Bluetooth Packets 08:27 Frequency Hopping Spread Spectrum 10:58 Noise in the 2.4GHz Spectrum 13:05 Bluetooth Signal Integrity 14:21 Sponsored Segment 15:33 Frequency Shift Keying & Phase Shift Keying 18:16 More Details on Scheduling & Packets 20:43 Outro
Key Branches from this video are: Wireless Headphones & Audio Codecs, Noise Cancellation