This membership list was last updated February 8, 2021.

Officers of the Group
  Name Affiliation
Chair : Ian M. McIntosh Leonardo
Vice-Chair : Brian Erickson JTAG Technologies
Secretary : Louis Ungar A.T.E. Solutions
Editor : Eric Cormack DFT Solutions


Group Membership
(includes Voting Members, active participants and Observers)

Name Affiliation
Krishna Chakravadhanula Cadence Design Systems
Bob Deibner Corelis Inc.
Terry Duepner National Instruments
Heiko Ehrenberg GOEPEL Electronics
Randy Groves Grant PUD
Peter Horwood Digital Development Consultants Ltd.
Bill Huynh Marvell Inc.
Joel Irby AMD
Dilipan Jayachandran Schweitzer Engineering Laboratories Inc.
Rakesh Kumar Ampere Computing
Adam W. Ley ASSET InterTech
Erik Larsson Lund University
Teresa McLaurin Arm
Mahesh Nagaraj Cypress Semiconductor Corp.
Kim Petersen HDC
Richard Pistor Curtiss-Wright
Zdeněk Plíva Technical University of Liberec
Michele Portolan Grenoble INP
Jan Schat NXP Semiconductors
Naveen Srivastava Nvidia
Craig Stephan INTELLITECH Inc.
Jon Stewart Dell
Michael D Sudolsky Boeing
Bradford G. Van Treuren VT Enterprises Consulting Services (Chair Emeritus)
Sivakumar Vijayakumar Keysight
Carl Walker Cisco Systems


"Observer" membership is open all interested parties. Voting membership is established through regular participation in group meetings in accordance with WG Policy and Procedures.

Historical information: Membership of the SJTAG Study Group, Membership of the SJTAG Initiative Group.


If you only read the SJTAG websites, no more information is collected than is typically collected in server logs by web sites in general - refer to the Website Cookie Policy.

Your information for any registered account(s) on the SJTAG website is protected by data-protection laws applicable in the European Economic Area (EEA) and/or United Kingdom (UK).

You need to be made aware that your SJTAG account(s)) will, at minimum, typically contain a uniquely identifiable name (hereinafter "your user name"), a personal password used for logging into your account (hereinafter "your password") and a personal, valid email address (hereinafter "your email"). Depending upon the website sections to which your account applies, additional information may be collected:

  • Main website ( Assigned editing or administration rights; Language preferences; Timezone; Date of registration; Date of last login; History of contributions to the website.
  • Forums ( Occupation; Location (and/or affiliation); Personal or affiliation website URL; Social media user names; Language preferences; Timezone; History of messages posted to the forums and direct messages to other users; IP addresses used to submit posts/messages.
  • Wiki ( Assigned editing or administration rights; Language preferences; Gender preferences; Email notification preferences; List of articles for which notifications are made (your "watchlist"); History of contributions to the Wiki.


General Data Protection Regulation - 2018 (GDPR)

You have rights under the General Data Protection Regulation (EEA) and the Data Protection Act (UK).

Some of the data items detailed above may be set during registration or modified or added by you subsequently or collected automatically as part of the operation of the website. Some of these details are essential to providing the services offered by the SJTAG website, however in all cases, you have the option of what information in your account is publicly displayed. Furthermore, within your account(s), you have the option to opt-in or opt-out of automatically generated emails.

Depending on your preferences SJTAG may send you emails to the email address that SJTAG currently holds in your account(s), but you are able to change these preferences from at any time should you wish to stop receiving them:

  • Website: Your Profile page (on the User Menu)
  • Forums: Your User Control Panel (UCP)
  • Wiki: Your Preferences pages

The personal details that you gave us when you signed up, or added later, will be used solely for the purposes of SJTAG website functionality and SJTAG group administration. They will not be used for anything else and neither will they be passed on to any third party without your explicit consent. You can check, at any time, the personal details SJTAG is holding about you from:

  • Website: Your Profile page (on the User Menu)
  • Forums: Your User Control Panel (UCP)
  • Wiki: Your User page and Preferences page

The only other information about you is that which you decide to post on the SJTAG website, whereupon it is considered to be "publicly available" as it will have been indexed by search engines as well as on-line archive sites.

This is the membership list for the legacy SJTAG Initiative Group and is retained for historical purposes only - It is superseded by the list for the System Test Access Management study group.

Officers of the Group
Chair : Ian M. McIntosh Leonardo MW Ltd., UK
Vice-Chair : Heiko Ehrenberg GOEPEL Electronics, USA
Secretary/Editor : Vacancy  


Core Group
Bradford G. Van Treuren Nokia, USA (Chair Emeritus)
Eric Cormack DFT Solutions, UK
Bill Eklow Retired, USA
Brian Erickson JTAG Technologies, USA
Peter Horwood Firecron Ltd., UK
Carl Walker Cisco Systems, USA

Observers Group
Ben Bennetts Retired, UK (Chair Emeritus)
Gunnar Carlsson Retired, Sweden (Vice-chair Emeritus)
Patrick Au IBM, UK
Dave Bonnett ASSET Intertech, USA
Ken Filliter Telefunken Semiconductors, USA
Richard Foster Firecron Ltd., UK
Thomas Kronqvist SAAB Aerotech, Sweden
Adam W. Ley ASSET Intertech, USA
Yingwu Li Huawei Technologies, PRC
Harrison Miles Independent Consultant, USA
Dick Miller EMC Corp., USA
David Muse Corelis Inc., USA
Carl Nielsen Vacuum Process Technology LLC, USA
Tim Pender Volt Workforce Solutions, USA
Kim Petersén HDC AB, Sweden
Michele Portolan Grenoble INP, France
Saghir Shaikh Broadcom Corp., USA
Anthony Sparks JTAG Technologies, USA
Anders Uggla SAAB, Sweden
Jianhua Zhou Huawei Technologies, PRC


Observers Group membership is open all interested parties. Core Group membership is established through regular participation in our weekly meetings. Full details are given in our Group Operating Procedures.

Study Group Reference Material

Documents and reference material for the study group and commonly used forms and templates.

Website User's Guide: [html] Website User's Guide

Study Group Guidelines: [pdf] studygrp.pdf (original on IEEE-SA: link)

Policies and Procedures: [pdf] P2654 WG P&P

Standard Patent Slides: [pdf] IEEE WG Patent Slides (to be shown at each meeting; link is to IEEE-SA)

PowerPoint template: [ppt] WG_PowerPoint_template-2016.pptx (for group submissions)



This website will set a temporary session cookie whenever you visit the site. If you do not intend to ever log in, you may deny this cookie, but you cannot log in without it. It will be deleted when you close your browser session.

If you choose to accept cookies, by clicking the "I understand" button on the cookie advice banner, then a persistent cookie will be saved to record your preference.

More cookies may be set when you log in, to avoid typing in your user name (or optionally password) on your next visit. You may clear these cookies after use if you are using a public machine and don't wish to expose your username to future users of the machine. (If so, clear the browser cache as well.)

EU Cookie Directive

The Privacy and Electronic Communications (EC Directive) Regulations 2003 (The EU Cookie Directive)

The "EU Cookie Directive" requires that users must give permission for a website to store cookies. There are exceptions where the cookie is an essential part of delivering a service, and the main thrust of the legislation seems to be to allow site users to opt out from intrusive "tracking cookies" that allow website operators or third parties to record the browsing habits of users or other non-essential cookies.

The session cookie is temporary but necessary for logged in users of the website.

Persistent cookies are set for registered, logged in users who have chosen to have their login details remembered. If you do not wish to have these cookies stored on your PC then do not check the "Remember me" checkbox when signing in.

SJTAG Forums and Wiki

The policy above applies to main body of the website - other policies apply to the forums and wiki sections of the site. Please refer to the appropriate guidance: