doc.: IEEE 802.15-<doc#> <month year> doc.: IEEE 802.15-<doc#> July, 2005 Project: IEEE 802.15 Study Group for Wireless Personal Area Networks (WPANs) Submission Title: [BER Performance of TG4a Proposed Coherent Modulation Schemes in AWGN] Date Submitted: [July 2005] Source: [Shahriar Emami and Celestino A. Corral]: Company1 [Freescale Semiconductor Inc.] Address [Freescale Semiconductor, Inc. 6100 Broken Sound Pkwy., N.W. Suite 1 Boca Raton, FL  33487-2790] Voice: [(561) 544-4064 ] Re: [802.15.4a] Abstract: [Compares the performance of TG4a proposals in AWGN environment] Purpose: [To assist Modulation Subcommittee] Notice: This document has been prepared to assist the IEEE P802.15. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein. Release: The contributor acknowledges and accepts that this contribution becomes the property of IEEE and may be made publicly available by P802.15. Shahriar Emami, Freescale Semiconductor <author>, <company>

Three Existing Proposals July, 2005 Three Existing Proposals I2R (With new set of codes): - Utilizes an orthogonal code set - 16 Gray coded ternary codes Freescale (IEEE 802.15-05-0240-01-004a): - Unipolar like modulation - Implicit systematic convolutional coding Mitsubishi (IEEE 802.15-05-0344-01-004a): - Implicit convolutional coding with dfree= 3 Shahriar Emami, Freescale Semiconductor

BER Performance of Coherent Demodulators in AWGN Channels July, 2005 BER Performance of Coherent Demodulators in AWGN Channels Shahriar Emami, Freescale Semiconductor