Bluetooth® technology roadmap: featuring high data throughput
summary
Bluetooth adds a new PHY that hits 7.5 Mbps using π/4 QPSK, 8PSK and 16QAM, yields about 4x capacity, and supports forward error correction, coherent detection and per‑packet rate adaptation. New link‑layer packet formats include PF0 (single payload up to 494 octets) and packet format one (up to 8175‑octet payloads split into 1–16 CRC‑protected blocks with selective ACKs). A Samsung smartphone board demo transfers a 2.7 MB MP3 in ~4 s vs ~16 s on LE 2M, demonstrating the claimed throughput gain.
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chapters (16)
- 0:00Bluetooth SIG introduction
- 1:44Bluetooth SIG mission
- 2:05Upcoming Bluetooth enhancements
- 3:53High bands timeline
- 4:14High data throughput overview
- 5:18Technological benefits of high data throughput
- 7:25LE stack updates
- 8:08Physical layer changes
- 9:15Error correction comparison
- 10:19New packet structure
- 12:25Short format details
- 13:48Packet format one
- 16:18Packet format summary
- 17:42HDT operation overview
- 19:29Samsung LE vs HDT demo
- 20:54Q&A
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