Bluetooth 버전
Bluetooth Low Energy의 버전 4.0부터 6.0까지의 발전 과정을 상세한 사양과 기능 비교와 함께 탐색하세요.
Bluetooth 4.0
2010Bluetooth 4.0 specification -- the first version to include Bluetooth Low Energy (BLE).
데이터 전송률
1.0 Mbps
최대 범위
50 m
Bluetooth Low Energy (BLE) introduced,
Dual-mode (Classic + LE),
1 Mbps LE data rate
Bluetooth 4.1
2013Bluetooth 4.1 -- improved LTE coexistence and connection-oriented channels.
데이터 전송률
1.0 Mbps
최대 범위
50 m
Improved LTE coexistence,
L2CAP connection-oriented channels,
Dual-mode topology flexibility
Bluetooth 4.2
2014Bluetooth 4.2 -- LE Data Length Extension, Secure Connections, and IPv6 support.
데이터 전송률
1.0 Mbps
최대 범위
50 m
LE Data Length Extension (DLE),
LE Secure Connections (LESC),
LE Privacy 1.2
Bluetooth 5.0
2016Bluetooth 5.0 -- 2x speed, 4x range, and 8x advertising capacity.
데이터 전송률
2.0 Mbps
최대 범위
200 m
LE 2M PHY (2 Mbps),
LE Coded PHY (long range),
Extended advertising (255 bytes)
Bluetooth 5.1
2019Bluetooth 5.1 -- direction finding with AoA/AoD for centimeter-level positioning.
데이터 전송률
2.0 Mbps
최대 범위
200 m
Angle of Arrival (AoA),
Angle of Departure (AoD),
GATT caching
Bluetooth 5.2
2020Bluetooth 5.2 -- LE Audio with LC3 codec and isochronous channels.
데이터 전송률
2.0 Mbps
최대 범위
200 m
LE Audio (LC3 codec),
Isochronous channels (CIS/BIS),
Enhanced ATT (EATT)
Bluetooth 5.3
2021Bluetooth 5.3 -- connection subrating for better power efficiency.
데이터 전송률
2.0 Mbps
최대 범위
200 m
Connection subrating,
Periodic advertising enhancement,
Channel classification enhancement
Bluetooth 5.4
2023Bluetooth 5.4 -- PAwR for electronic shelf labels and encrypted advertising.
데이터 전송률
2.0 Mbps
최대 범위
200 m
Periodic Advertising with Responses (PAwR),
Encrypted advertising data,
LE GATT security levels characteristic
Bluetooth 6.0
2024Bluetooth 6.0 -- Channel Sounding for centimeter-accurate ranging.
데이터 전송률
2.0 Mbps
최대 범위
200 m
Channel Sounding (high-accuracy distance measurement),
Decision-based advertising filtering,
Monitoring advertisers