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Bluetooth is a short-range wireless communication technology that enables devices such as phones, computers, headphones, and vehicles to exchange data without cables. More Less
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1989
Nils Rydbeck, chief technology officer at Ericsson Mobile in Lund, Sweden, initiated development of a short-link radio technology that would later become Bluetooth.
Jun 12, 1989 - Jul 24, 1992
The early technology was intended to support wireless headsets, building on inventions by Johan Ullman documented in Swedish patents issued in 1989 and 1992.
1994 - 1997
Principal design and development of the short-link radio technology began in 1994. By 1997, the development team had produced a workable solution.
1997
The name was inspired by a conversation with Ericsson engineer Sven Mattisson, who discussed Scandinavian history through Frans G. Bengtsson's historical novel The Long Ships. The reference was to Harald Bluetooth, the tenth-century Danish king.
Image source: Harald Bluetooth
1997
From 1997, Örjan Johansson became project leader and helped propel both the technology's development and its standardization.
1997
Adalio Sanchez of IBM ThinkPad product research and development approached Nils Rydbeck about integrating a mobile phone into a ThinkPad notebook. They concluded that mobile-phone power consumption was too high to allow viable integration while still achieving adequate battery life, and instead agreed to integrate Ericsson's short-link technology into both a ThinkPad notebook and an Ericsson phone.
1997
Jim Kardach of Intel proposed the name Bluetooth in 1997. The name later became the identity of the wireless technology and its industry organization.
1999
The unreleased Ericsson T36 became the first Bluetooth mobile-phone prototype. Its revised successor, the Ericsson T39, later brought the technology to retail customers.
1999
The first Bluetooth device was revealed in 1999, marking the transition of the technology from development into public product demonstrations and commercialization.
1 Jan 2001 - 31 Mar 2001
Ericsson released the R520m during the first quarter of 2001, making it the first commercially available Bluetooth phone.
Jun 2001
The revised Ericsson T39 became the first Bluetooth mobile-phone model to reach store shelves, following the unreleased T36 prototype.
Image source: Ericsson T39
Oct 2001
IBM introduced the ThinkPad A30 in October 2001. It was the first notebook computer with integrated Bluetooth.
Image source: ThinkPad
2002
Apple products began supporting Bluetooth with Mac OS X v10.2, released in 2002.
Feb 2017
Sony became the first company to announce Bluetooth 5 support in a phone, the Xperia XZ Premium, during Mobile World Congress 2017.
Image source: Sony Xperia XZ Premium
Apr 2017
The Samsung Galaxy S8 launched in April 2017 with Bluetooth 5 support.
Image source: Samsung Galaxy S8
Sep 2017
Apple launched the iPhone 8, iPhone 8 Plus, and iPhone X in September 2017 with Bluetooth 5 support.
Image source: IPhone 8
Feb 9, 2018
2021
As of 2021, approximately 4.7 billion Bluetooth integrated-circuit chips were shipped annually, illustrating the technology's enormous scale.
Image source: Bluetooth
May 1998
The Bluetooth Special Interest Group was launched with IBM and Ericsson as founding signatories. Its initial five members were Ericsson, Intel, Nokia, Toshiba, and IBM.
Image source: Bluetooth Special Interest Group
May 20, 1998
The Bluetooth Special Interest Group formally announced the specifications, establishing the organization responsible for developing and maintaining the Bluetooth standard.
2007 - 2009
Bluetooth v2.1 was finalized in 2007 and consumer devices first appeared in 2009. The version introduced significant changes to Bluetooth security, including improvements to pairing.
Jul 26, 2007
The Bluetooth SIG adopted Core Specification version 2.1 + EDR on 26 July 2007.
2008
DragonFly BSD included NetBSD's Bluetooth implementation beginning with version 1.11 in 2008.
Image source: DragonFly BSD
Apr 21, 2009
The Bluetooth SIG adopted version 3.0 + HS of the Bluetooth Core Specification on 21 April 2009.
Jun 30, 2010
The Bluetooth SIG completed and adopted Bluetooth Core Specification version 4.0, associated with Bluetooth Smart and the introduction of Bluetooth Low Energy capabilities.
Image source: Bluetooth Low Energy
2011
New Bluetooth Smart Ready and Bluetooth Smart logos were introduced in late 2011 to present Bluetooth Low Energy hosts and sensors to the general public.
Mar 2011
By March 2011, Qualcomm Atheros, CSR, Broadcom, and Texas Instruments had announced semiconductor chips meeting the Bluetooth Low Energy standard.
Dec 2011
Core Specification Addendum 2 was unveiled in December 2011. It included improvements to the audio Host Controller Interface and the high-speed 802.11 Protocol Adaptation Layer.
2013
The Bluetooth Innovation World Cup changed into the Bluetooth Breakthrough Awards in 2013.
Dec 4, 2013
The Bluetooth SIG formally adopted Bluetooth v4.1 on 4 December 2013.
2014
By 2014, the Bluetooth SIG had more than 30,000 member companies worldwide.
Dec 2, 2014
Released on 2 December 2014, Bluetooth v4.2 introduced features aimed at the Internet of Things.
2016
The Bluetooth SIG launched the Imagine Blue Award at Bluetooth World in 2016.
Dec 6, 2016
The Bluetooth SIG released Bluetooth 5 on 6 December 2016, expanding the capabilities and roadmap of Bluetooth wireless communication.
Image source: Bluetooth
Jan 21, 2019
The Bluetooth SIG presented Bluetooth 5.1 on 21 January 2019.
Dec 31, 2019
The Bluetooth SIG published Bluetooth Core Specification version 5.2 on 31 December 2019.
Jul 13, 2021
The Bluetooth SIG published Bluetooth Core Specification version 5.3 on 13 July 2021.
Feb 7, 2023
The Bluetooth SIG released Bluetooth Core Specification version 5.4 on 7 February 2023.
Aug 27, 2024
The Bluetooth SIG released Bluetooth Core Specification version 6.0 on 27 August 2024.
May 7, 2025
The Bluetooth SIG released Bluetooth Core Specification version 6.1 on 7 May 2025.
Nov 3, 2025
The Bluetooth SIG released Bluetooth Core Specification version 6.2 on 3 November 2025.
May 5, 2026
The Bluetooth SIG released Bluetooth Core Specification version 6.3 on 5 May 2026.
2001
Jakobsson and Wetzel of Bell Laboratories discovered flaws in the Bluetooth pairing protocol and identified vulnerabilities in its encryption scheme.
2003
Ben and Adam Laurie of A.L. Digital Ltd. reported that serious weaknesses in some Bluetooth implementations could allow disclosure of personal data.
2004
The first purported virus using Bluetooth to spread among mobile phones appeared on the Symbian operating system in 2004.
Jan 2005
A mobile malware worm known as Lasco surfaced in January 2005, adding to concerns about Bluetooth-enabled mobile devices and wireless malware propagation.
Apr 2005
University of Cambridge security researchers published results of implementing passive attacks against PIN-based pairing between commercial Bluetooth devices.
Jun 2005
Yaniv Shaked and Avishai Wool published a paper describing passive and active methods for obtaining the PIN used by a Bluetooth link.
Aug 2005
Police in Cambridgeshire, England, warned that thieves were using Bluetooth-enabled phones to track devices left in cars.
Apr 2006
Researchers from Secure Network and F-Secure reported that many devices were left discoverable and described the prevalence of Bluetooth services and the potential ease of spreading a Bluetooth worm.
Oct 2006
At the Hack.lu security conference in Luxembourg, Kevin Finistere and Thierry Zoller demonstrated and released a remote root shell via Bluetooth on Mac OS X versions 10.3.9 and 10.4.
2007
Andreas Becker published an overview of Bluetooth vulnerabilities and exploits in 2007.
Sep 2008
The U.S. National Institute of Standards and Technology published its Guide to Bluetooth Security as a reference for organizations.
2017
Nabeel Fattah demonstrated live video streaming to a visual cortical implant device at Newcastle University in 2017.
Apr 2017 - Sep 12, 2017
Armis researchers discovered multiple Bluetooth software exploits affecting Microsoft Windows, Linux, Apple iOS, and Google Android. The researchers coordinated with major vendors before the vulnerabilities were publicly announced on 12 September 2017.
Jul 2018
Lior Neumann and Eli Biham of the Technion identified a vulnerability in Bluetooth's Secure Simple Pairing and LE Secure Connections procedures.
Oct 2018
Karim Lounis of Queen's University identified the Connection Dumping Vulnerability, or CDV, which could tear down an existing Bluetooth connection and force device deauthentication and disconnection.
Aug 2019
Researchers from Singapore University of Technology and Design, the Helmholtz Center for Information Security, and the University of Oxford discovered the Key Negotiation of Bluetooth, or KNOB, attack. It could brute-force negotiated encryption keys and enable decryption and message injection.
Aug 5, 2019
Google released an Android security patch on 5 August 2019 that removed the KNOB vulnerability.
Nov 2023
Researchers from Eurecom revealed BLUFFS, a class of Bluetooth Low Energy Forward and Future Secrecy attacks.
2024
Bluetooth was first demonstrated in space in 2024 in an early test envisioned to enhance Internet of Things capabilities.
Aug 2004
A world-record experiment extended the range of Class 2 Bluetooth radios to 1.78 kilometers using directional antennas and signal amplifiers.
Mar 16, 2009
The WiMedia Alliance announced technology-transfer agreements for its Ultra-wideband specifications, affecting plans for Bluetooth's high-speed alternative MAC and physical layer.
Oct 2009
The Bluetooth SIG suspended development of UWB as the alternative MAC and PHY for Bluetooth 3.0 + HS. UWB was ultimately omitted from the Core Specification after the WiMedia Alliance disbanded.
2019
Apple published a Bluetooth extension called HDR in 2019. It supports 4 Mbit/s and 8 Mbit/s data rates using π/4-DQPSK modulation on 4 MHz channels with forward error correction.
Jan 2020
The Bluetooth SIG announced Bluetooth LE Audio at CES in January 2020.
Jul 12, 2022
On 12 July 2022, the Bluetooth SIG announced completion of Bluetooth LE Audio.
Aug 2023
At IFA in August 2023, Samsung announced Auracast support through a software update for Galaxy Buds2 Pro and two Samsung televisions.
Image source: Auracast
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