最終更新:2022-08-18 (木) 15:32:41 (37d)  

Bluetooth/バージョン
Top / Bluetooth / バージョン

種類

  • 互換性はない

Bluetooth Low Energy

Bluetooth Classic

Bluetooth 5

  • Bluetooth Core Specification v5.0
  • ブランドとしては「Bluetooth」のみとされ、「Bluetooth 5」というブランド表記は用いられない

Bluetooth 5.3 (2021/07/13)

  • 新機能
    • AdvDataInfo? in Periodic Advertising
    • Host to Controller Encryption Key Control Enhancements
    • LE Enhanced Connection Update
    • LE Channel Classification
  • 削除

Bluetooth 5.2 (2019/12/31)

  • 新機能
    • LE Isochronous Channels
    • Enhanced Attribute Protocol
    • LE Power Control

Bluetooth 5.1 (2019/01/21)

  • 新機能
    • Angle of Arrival (AoA) and Angle of Departure (AoD)
    • Advertising Channel Index
    • GATT Caching
    • Minor Enhancements batch 1
    • HCI support for debug keys in LE Secure Connections
    • Sleep clock accuracy update mechanism
    • ADI field in scan response data
    • Interaction between QoS and Flow Specification
    • Host channel classification for secondary advertising
    • Allow the SID to appear in scan response reports
    • Specify the behavior when rules are violated
    • Periodic Advertising Sync Transfer

Bluetooth 5.0 (2016/12/06)

  • 新機能
    • Slot Availability Mask (SAM)
    • 2 Msym/s PHY for LE
    • LE Long Range
    • High Duty Cycle Non-Connectable Advertising
    • LE Advertising Extensions
    • LE Channel Selection Algorithm #2

Bluetooth 4

Bluetooth 4.2 (2014/12/02)

  • 新機能
    • LE Data Packet Length Extension
    • LE Secure Connections
    • Link Layer privacy
    • Link Layer Extended Scanner Filter policies

Bluetooth 4.1 (2013/12/03)

  • 新機能
    • BR/EDR secure connections
    • Train nudging
    • Generalized interlaced scan
    • Low duty cycle directed advertising
    • 32-bit UUID support in LE
    • LE dual mode topology
    • Piconet clock adjustment
    • LE L2CAP connection-oriented channel support
    • LE privacy v1.1
    • LE Link Layer topology
    • LE ping

Bluetooth 4.0 (2010/06/30)

  • 大幅に省電力化 (Bluetooth Low Energy)
    • 4.0は以前のバージョンとの互換性を持たない。ただし、ホスト側は2.1もしくは3.0を組み込んだ「デュアルモード」を実装できる。
  • iPhone 4
  • 新機能
  • Bluetooth Low Energy including
    • Low Energy Physical Layer
    • Low Energy Link Layer
    • Enhancements to HCI for Low Energy
    • Low Energy Direct Test Mode
    • AES Encryption
    • Enhancements to L2CAP for Low Energy
    • Enhancements to GAP for Low Energy
    • Attribute protocol (ATT)
    • Generic Attribute profile (GATT)
    • Security Manager (SM)

Bluetooth 3.0 (2009年4月)

  • 24MbpsのHSがオプションで追加
  • 省電力化
  • 新機能

Bluetooth 2.1 (2007年3月)

  • ペアリングの簡略化
  • NFC対応
  • 新機能
  • Erroneous Data Reporting
  • Encryption Pause and Resume
  • Extended Inquiry Response
  • Link Supervision Timeout Changed event
  • Non-Automatically-Flushable Packet Boundary Flag
  • Secure Simple Pairing
  • Sniff Subrating
  • Security Mode 4

Bluetooth 2.0 (2004年11月)

  • 3Mbpsの通信に切り替えるEDR (Enhanced Data Rate) がオプションで追加
  • 新機能
    • EDR

Bluetooth 1.2 (2003年11月)

  • 新機能
  • Architectural overview
  • Faster connection
  • Adaptive frequency hopping
  • Extended SCO links
  • Enhanced error detection and flow control
  • Enhanced synchronization capability
  • Enhanced flow specification

Bluetooth 1.1 (2001/02/22)

  • 普及バージョン

Bluetooth 1.0B (1999/12/01)

  • 指摘された問題などを修正
  • 実質これが1.0

Bluetooth 1.0?