doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Project: IEEE P Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [Comment Resolution for the MR-O-QPSK PHY] Date Submitted: [November 2010] Source: [TaeJoon Park 1, Se-Han Kim 1, In-Whan Lee 1, Cheol-Sig Pyo 1 ] Company: [ 1 ETRI] Re: [Comment Resolution for TG4g draft] Abstract: Comment Resolution for the MR-O-QPSK PHY Notice:This document has been prepared to assist the IEEE P 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 P

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 2 Summary This document describes the proposed resolution on the comments related to the MR-O-QPSK PHY. The following comments are addressed: CID# 1113, 1114, 1115, 1116, 1117, 1118, 1119, 1120, 1122, 1123, 1124, 1125, 1126, 1127, 1128, 1129, 1130, 1131, 1132, 1133, 1134, 1135, 1136, 1137, 1138, 1139,

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 3 CID 1113 Comment: Figure of frequency band MHz with O- QPSK modulation and MDSSS spreading mode is missing Response: Accept in Principle Proposed Resolution: Add the figure of "Frequency band MHz with O-QPSK modulation and MDSSS spreading mode" Change from Figure 22r.

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 4 Channel page Frequency band Modulation scheme Standard-defined PHY modes bits: 31–2726–2221–2019–543– Reserved1 Four standard-defined PHY modes (see below) Page 7917–923.5O-QPSK Spreading mode MDSSS * Bit position 0: chip rate = 1000 kchip/s; (64,8) spreading; rate 1/2 FEC; data rate = 62.5 kbps Bit position 1: chip rate = 1000 kchip/s; (32,8) spreading; rate 1/2 FEC; data rate = 125 kbps Bit position 2: chip rate = 1000 kchip/s; (32,8) spreading; data rate = 250 kbps Bit position 3: chip rate = 1000 kchip/s; (16,8) spreading; data rate = 500 kbps Figure - Frequency band MHz with O-QPSK modulation and MDSSS spreading mode

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 5 CID 1114 Comment: MHz" is missing Response: Accept Proposed Resolution: Add " MHz" after " MHz The Preamble field shall contain a sequence of 7 zero octets for the MHz, MHz, MHz and MHz frequency bands.

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 6 CID 1115 Comment: The Korean frequency band is missing Response: Accept Proposed Resolution: Add " the Korean frequency band 917–923.5 MHz the Chinese frequency band MHz the Chinese frequency band 779–787 MHz the European frequency band 868–870 MHz the ISM band 902–928 MHz the Korean frequency band 917–923.5 MHz the Japanese frequency band MHz the ISM band 2400– MHz.

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 7 CID 1116 Comment: MHz band is missing Response: Accept in Principle Proposed Resolution: Add " MHz band" to Table 75t

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 8 Table 75t SHR coding and spreading parameters source : P g/D2, 6.12c.1.2, p85, Line 43

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 9 CID 1117 Comment: MHz band is missing Response: Accept in Principle Proposed Resolution: Add " MHz band" to Table 75u

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 10 Table 75u PHR coding and spreading parameters source : P g/D2, 6.12c.1.3, p86, Line 17

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 11 CID 1118 Comment: MHz band is missing Response: Accept in Principle Proposed Resolution: Add " MHz band" to Table 75v

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 12 Table 75v PSDU parameters for SpreadingMode DSSS source : P g/D2, 6.12c.1.5, p88, Line 35

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 13 CID 1119 Comment: MHz band is missing Response: Accept in Principle Proposed Resolution: Add " MHz band" to Table 75w

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 14 Table 75wPSDU parameters for SpreadingMode MDSSS source : P g/D2, 6.12c.1.5, p87, Line 26

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 15 CID 1120 Comment: Since T unit is [4x4] matrix, T [16x4] and T [32x4] consist of 4 and 8 T unit s. Response: Accept Proposed Resolution: Replace "[T unit T unit T unit ] with "[T unit T unit T unit T unit ] " and replace "[T unit T unit T unit T unit ] with "[T unit T unit T unit T unit T unit T unit T unit T unit ] "

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 16 CID 1122 Comment: MHz band is missing Response: Accept in Principle Proposed Resolution: Add " MHz band" to Table 75ai

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 17 Table 75ai Chip Whitening for DSSS source : P g/D2, 6.12c.1.11, p100, Line 32

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 18 CID 1123 Comment: MHz band is missing Response: Accept in Principle Proposed Resolution: Add " MHz band" to Table 75aj

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 19 Table 75aj Pilot length, spacing and chip sequences source : P g/D2, 6.12c.1.12, p102, Line 13

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 20 CID 1124 Comment: MHz band is missing Response: Accept in Principle Proposed Resolution: Add " MHz band" to Table 75ak

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 21 Table 75ak phySHRDuration and phyPHRDuration for MR-O-QPSK source : P g/D2, 6.12c.1.14, p103, Line 31

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 22 CID 1125 Comment: MHz band is missing Response: Accept in Principle Proposed Resolution: Add " MHz band" to Table 75al

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 23 Table 75al Required receiver sensitivity for SpreadingMode DSSS [dBm] source : P g/D2, 6.12c.3.2, p105, Line 34

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 24 CID 1126 Comment: MHz band is missing Response: Accept in Principle Proposed Resolution: Add " MHz band" to Table 75am

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 25 Table 75am Required receiver sensitivity for SpreadingMode MDSSS [dBm] source : P g/D2, 6.12c.3.2, p105, Line 51

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 26 CID 1127 Comment: MHz band is missing Response: Accept in Principle Proposed Resolution: Add " MHz band" to Table 75ao

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 27 Table 75ao CCA duration for MR-O-QPSK PHY source : P g/D2, 6.12c.3.4, p107, Line 11

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 28 CID 1128, 1129, 1130, 1131 Comment: Wrong terminology Response: Accept Proposed Resolution: Replace "MDSS" with "MDSSS"

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 29 source : P g/D2, 7.3a.2, p126 source : P g/D2, 7.3a.2, p128

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 30 CID 1132 Comment: Table125f is inconsistent with Table75w Response: Accept in Principle Proposed Resolution: Make consistent with Table75w in sub-clause 6.12c.1.5.

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 31 Table 125fO-QPSK (MDSSS) PHY mode encoding source : P g/D2, 7.3a.2, p128, Line 4-16 Bit positionO-QPSK MDSSS PHY mode 0chip rate = 1000 kchip/s; (64,8)-MDSSS; ½ FEC; data rate = 62.5 kbps 1chip rate = 1000 kchip/s; (32,8)-MDSSS; ½ FEC; data rate = 125 kbps 2chip rate = 1000 kchip/s; (32,8)-MDSSS; No FEC; data rate = 250 kbps 3chip rate = 1000 kchip/s; (16,8)-MDSSS; No FEC; data rate = 500 kbps 4chip rate = 2000 kchip/s; (128,8)-MDSSS; ½ FEC; data rate = 62.5 kbps 5chip rate = 2000 kchip/s; (64,8)-MDSSS; ½ FEC; data rate = 125 kbps 6chip rate = 2000 kchip/s; (64,8)-MDSSS; No FEC; data rate = 250 kbps 7chip rate = 2000 kchip/s; (32,8)-MDSSS; No FEC; data rate = 500 kbps 8-11Reserved

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 32 CID 1133 Comment: Error detection based on the parity check entries in Eq. (21v) is not appropriate when using forward error correction (FEC). Response: Accept in Principle Proposed Resolution: Use as a pilot signal Replace with p = 0

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 33 CID 1134 Comment: Equation number is missing. Response: Accept Proposed Resolution: Add Equation number.

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 34 CID 1135 Comment: Figure of frequency band 779–787 MHz with O- QPSK modulation and MDSSS spreading mode is missing Response: Accept in Principle Proposed Resolution: Add the figure of "Frequency band 779–787 MHz with O-QPSK modulation and MDSSS spreading mode"

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 35 Channel page Frequency band Modulation scheme Standard-defined PHY modes bits: 31–2726–2221–2019–543– Reserved1 Four standard-defined PHY modes (see below) Page 7 779–787 O-QPSK Spreading mode MDSSS * Bit position 0: chip rate = 1000 kchip/s; (64,8) spreading; rate 1/2 FEC; data rate = 62.5 kbps Bit position 1: chip rate = 1000 kchip/s; (32,8) spreading; rate 1/2 FEC; data rate = 125 kbps Bit position 2: chip rate = 1000 kchip/s; (32,8) spreading; data rate = 250 kbps Bit position 3: chip rate = 1000 kchip/s; (16,8) spreading; data rate = 500 kbps Figure - Frequency band MHz with O-QPSK modulation and MDSSS spreading mode

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 36 CID 1136 Comment: MDSSS can support the frequency band, 779–787 MHz. Response: Accept Proposed Resolution: Delete "779–787 MHz". For frequency bands MHz, MHz, MHz, and MHz, it shall be set to zero(MDSSS is not supported).

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 37 CID 1137 Comment: MDSSS can support the frequency bands, "779–787 MHz and MHz". Response: Accept Proposed Resolution: Add the bands. " For the frequency bands MHz, MHz, MHz and MHz, the MR-O-QPSK PHY supports a co-alternative spreading mode during the PSDU part, called multiplexed direct sequence spread spectrum (MDSSS). "

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 38 CID 1138 Comment: MDSSS can support the frequency band, 779–787 MHz. Response: Accept in Principle Proposed Resolution: Modify Table 75w accordingly.

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 39 Table 75wPSDU parameters for SpreadingMode MDSSS source : P g/D2, 6.12c.1.5, p88, Line 27 Frequency band (MHz) Chip Rate (kchip/s) RateModeBDESpreadingrate ½FEC +Int. data rate(kbps) not supported 779– no(64,8)-MDSSSyes62.5 1no(32,8)-MDSSSyes125 2no(32,8)-MDSSSno250 3no(16,8)-MDSSSno –870not supported 902– no(64,8)-MDSSSyes62.5 1no(32,8)-MDSSSyes125 2no(32,8)-MDSSSno250 3no(16,8)-MDSSSno –958not supported

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 40 CID 1139 Comment: MDSSS can support the frequency band, 779–787 MHz. Response: Accept in Principle Proposed Resolution: Modify Table 75am accordingly.

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Slide 41 Table 75am Required receiver sensitivity for SpreadingMode MDSSS [dBm] source : P g/D2, 6.12c.1.4, p105, Line 47

doc.: IEEE g Submission November 2010 TaeJoon Park, etc. Questions?