Tengfei CHANG

Assistant Professor, HKUST (GZ)

Timeline

2025

  • Start to teach IOTA6910E – Sensor Fusion in Wireless Sensor and Actuator Networks

Past Event

2024

2023

  • Septermber : First US Patent: Electronic Label Localization and Mesh Network Desynchronization!
  • September to December: Teaching IoTA5109 – Wireless Sensor and Actuator Networks Toward Swarm Intelligence
  • May：Talks tournament on “Running Standardized Industry Protocol Stack over SCµM: A Story to Realize the Vision of IoT”
    • Nanjing University of Posts and Telecommunications
    • ShanghaiTech University
    • USTB
  • April 3rd: First day at HKUST (GZ) as an assistant Professor!

2022

  • September : Give a talk at PSU about OpenWSN, hosted by David Burnett

2021

  • Joined MonoLets, Inc. as network architect/lead
  • RFC9033 finally published!: 6TiSCH Minimal Scheduling Function (MSF)
  • Paper accepted: Surviving the Hair Dryer: Continuous Calibration of a Crystal-Free Mote-on-Chip!

2020

  • Tracking the hornet project: using SCuM chip mounting on a hornet and tracking through RF signal
  • Paper accepted: QuickCal: Assisted Calibration for Crystal-Free Micromotes
  • Paper accepted: 6TiSCH minimal scheduling function: Performance evaluation
  • Paper accepted: Industrial IoT with Crystal-Free Mote-on-Chip
  • Paper accepted: Key performance indicators of the reference 6TiSCH implementation in Internet-of-Things scenarios
  • Paper accepted: 6TiSCH on SCμM: running a synchronized protocol stack without crystals
  • Demo 6TiSCH over SCuM at EWSN 2020, Lyon, France

2019

  • September 28th, submit two papers to EWSN 2020 Conference
  • August 12, draft-ietf-6tisch-msf-06 is published with downstream adaptation feature!
  • July 18th – August 8th, Summer Break
  • May 2nd, run SCuM3C with OpenWSN to communicate with OpenMote-B at 2.4GHz, SCuM3C is pingable from computer!
  • April 29th, present “OpenTestBed: Poor Man’s IoT Testbed ” at 2019 IEEE INFOCOM CNERT workshop 2019, Paris.
  • April 8th, draft-ietf-6tisch-msf-03 is released
  • March 23rd – 29th, IETF 104 Meeting at Prague, Czechia
    • present draft-ietf-6tisch-msf-03 at 6TiSCH WG meeting
    • attend IETF 104 hackthon to show a 40 nodes network over OpenTestbed with OpenWSN 6TiSCH implementation.
  • March 15th, OpenWSN REL-1.24.0 is released.
  • March 11th, draft-ietf-6tisch-msf-02 is published.
  • Feb 25th – 27th, attend EWSN 2019 at Beijing, China
  • Feb 8th – 24th, Winter Break 2
  • Jan 5th – Feb 8th, doing some pre-work (ietf draft, openwsn code)
  • Dec 25th – Jan 4th, Winter Break 1

2018

  • Dec 24th, final EWSN 2019 competition firmware is submitted (Oct-Dec)
  • Sept 30th, attend the final F-Interop plenary at Sophia Antipolis, France.
  • Sept 24th, OpenTestbed REL-1.1.0 is released. It’s able to communicate with OpenWSN.
  • Aug 23rd, articl “Constructive Interference in 802.15.4: A Tutorial” is accepted by IEEE Communications Surveys and Tutorials (IF: 20.23 (2017))
  • July 29th – Aug 14th, visit USC to collaborate on Testbed, visit UC Berkeley to port OpenWSN on SCuM3B.
  • June 26th-27th, technique support for ETSI 6TiSCH plugtest at Inria, Paris, France.
  • June 8th, attend DDIoT conference to present OpenTestbed at Podgorica, Montenegro.
  • May 28th, the F-Interop platform 6TiSCH testing tool is available online.
  • May 3rd-5th, attend F-Interop Plenary meeting at Geneva, Switzerland.
  • April 26th, the first version of 6TiSCH Test Description is published.
  • March 17-23, attend IETF 102 London meeting to present draft-ietf-6tisch-msf-01
  • Feb 14th-March 5th, Winter Break 2
  • Feb 1st-2nd, F-Interop rehearsal/review meeting at Brussels, Belgium

2017

  • Dec 25th – Jan 4th, Winter Break 1
  • Dec 15th, PhD defends passed!
  • Dec 1st, Xon/xoff feature is implemented in OpenWSN project, resulting 0% transmission  loss on serial port.
  • Nov 30th, port OpenWSN stack to RIOT on Nucleo-103 board, tested with two Nucleo-103 board forming a network.
  • Nov 25th, debugg SCuM2 and report bugs to the Berkeley design team
  • Nov 11th- 17th, remotely attend IETF 100 Singapore meeting to present draft-ietf-chang-msf-02
  • Sep 18th, successfully run OpenWSN over IoT-Lab Saclay site testbed with 87 nodes, with DAOs of all nodes collected within 20 minutes.
  • August 16th, successfully run OpenWSN over IoT-Lab Saclay site testbed with 40 nodes.
  • July 14th – 15th, being technique support  during the 1st F-Interop 6TiSCH Interoperability Event co-hosted with IETF 99 Prague meeting.
  • June 4th, article “CCR: Cost-Aware Cell Relocation in 6TiSCH Networks” is accepted by Transactions on Emerging Telecommunications Technologies.
  • Feb 17th – 22th, attend the EWSN 2017 competition at Uppsala, Sweden.

2016

Doing well the whole year!