IEEE 802.15 Working Group

Letter Ballot #156
IEEE 802.15 WPAN™ Task Group 4z (TG4z)
Enhanced IR-UWB Ranging

IEEE 802.15 Letter Ballot #156 is a vote to submit the contents of
IEEE P802.15.4z draft document P802.15.4z-D1.pdf to Sponsor Ballot.



OPENING OF BALLOT: Thursday, April 11, 2019
CLOSING OF BALLOT: Sunday, May 12, 2019, at 18:00 EDT

(EDT is the time in New York City, New York, USA)


  •   April 11, 2019 Letter Ballot Voters Pool #156 

  • This is a mandatory letter ballot.

  • All IEEE 802.15 Voting members have an obligation to vote. Not returning two valid letter ballots in a sequence of three letter ballots will automatically terminate voting rights.  

  • "No" votes require the submission of detailed comments as defined in the IEEE rules for Sponsor Ballots to be counted as valid.  Abstentions are only counted as valid if they are based on "lack of expertise".



Please read and follow these step by step instructions to complete and submit your vote on IEEE P802.15 Letter Ballot 156. 

  1. Download and read a copy of the P802.15.4z draft D1 and supporting documents.


    Supporting Documents

  1. Understand your Voting Options



    ___ DO NOT APPROVE (At least 1 comment must be marked as Yes in the "Must Be Satisfied"  column.)

    ___ ABSTAIN, Reason:__________________________________________________

  2. Voting Method

    If you have comments to submit, download P802.15.4z-D1 Comment Entry Form and enter your comments. Please be sure to fill in ALL columns.

  1. Submit Your Vote by Email 

    1. You MUST submit the following information in the body of your email or your ballot will be considered invalid.

    1. AFFILIATION; you MUST declare your affiliation, in the body of the email and include the statement: "I am affiliated with [name of affiliation]" or the statement "I am not affiliated with any organization"

    2. VOTE; YES, NO or ABSTAIN due to lack of expertise, (e.g., "I vote YES.")

    3. COMMENTS; If you vote NO,  At least 1 comment must be marked as Yes in the "Must Be Satisfied"  column

      1. Attach your completed P802.15.4z-D1 Comment Entry Form file to your email ballot.

  1. Email your vote. Resend if not acknowledged within 2 business days. You will not get an acknowledgement, nor will your vote be counted, if you did not include an affiliation statement and/or did not correctly complete the subject field. Please double check what you sent to ensure both were done according to instructions or your vote will continue to be ignored.


            cc:,,, billy.verso@DECAWAVE.COM

            Subject: LB156-familyName-givenName-yourVote

                   Do not leave any spaces, use a "-"

                   example: LB156-HEILE-ROBERT-YES


  1. If you have any questions on how to submit your ballot, please contact Rick Alfvin at:


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