1. 1 Miniband Permutation Formula Update for DL/UL PHY IEEE 802.16 Presentation Submission Template (Rev. 9) Document Number: IEEE C802.16m-09/0886r1 Date Submitted: 2009-04-27 Source: Yu-Tao Hsieh, Chia-Lung Tsai, Pang-An TingE-mail: ythsieh@itri.org.twythsieh@itri.org.tw ITRI Hsi-Pin Ma, Yeong-Luh Ueng, Jen-Ming Wu, Yuan-Hao Huang NTHU Venue: IEEE Session #61, Cairo. Base Contributions: None Re: IEEE C802.16m-09/0020 “Call for Contributions on Project 802.16m Amendment Working Document (AWD) Content”, Category: AWD comments / Area: Chapter 15.3.5 (DL-PHY) and 15.3.8 (UL-PHY) “Comments on AWD 15.3.5 DL-PHY and 15.3.8 UL PHY” Purpose: Discussion and Approval Notice: This document does not represent the agreed views of the IEEE 802.16 Working Group or any of its subgroups. It represents only the views of the participants listed in the “Source(s)” field above. It is offered as a basis for discussion. It is not binding on the contributor(s), who reserve(s) the right to add, amend or withdraw material contained herein. Release: The contributor grants a free, irrevocable license to the IEEE to incorporate material contained in this contribution, and any modifications thereof, in the creation of an IEEE Standards publication; to copyright in the IEEE’s name any IEEE Standards publication even though it may include portions of this contribution; and at the IEEE’s sole discretion to permit others to reproduce in whole or in part the resulting IEEE Standards publication. The contributor also acknowledges and accepts that this contribution may be made public by IEEE 802.16. Patent Policy: The contributor is familiar with the IEEE-SA Patent Policy and Procedures: and.http://standards.ieee.org/guides/bylaws/sect6-7.html#6http://standards.ieee.org/guides/opman/sect6.html#6.3 Further information is located at and.http://standards.ieee.org/board/pat/pat-material.htmlhttp://standards.ieee.org/board/pat

2. 2 Motivation Minor revision of DL miniband permutation formula is provided The figures of PRU mapping for miniband permutation formula is corrected according to the adopted formula UL miniband permutation formula should match DL miniband formula

3. 3 Proposed text – proposal #1(1/3) Replace IEEE 802.16m-09/0010r1a, pp. 36, line 1-11 by the following text --------------------------------------------------------------------------------------- where min(a,b) selects the minimal value of a and b, and max(a,b) selects the maximal value of a and b. --------------------------------------------------------------------------------------- j = 0, 1..., K MB -1

4. 4 Proposed text – proposal #2(1/2) Replace pp. 36, line18, Figure 410 by the figure shown here and pp. 39, line 5, Figure 411 and the caption shown in the next page

5. 5 Proposed text – proposal #2(2/2)

6. 6 Proposed text – proposal #3 In IEEE 802.16m-09/0010r1a, pp. 97, line 3 insert the following text --------------------------------------------------------------------------------------- where min(a,b) selects the minimal value of a and b, and max(a,b) selects the maximal value of a and b. ---------------------------------------------------------------------------------------

7. 7 Proposed text – proposal #4 (1/2) Replace pp. 97, line 8, Figure 436 and the caption by the figure/text shown here Replace pp. 100, line 8, Figure 437 and the caption by the figure/text shown here

8. 8 Proposed text – proposal #4 (2/2)

9. 9 Appendix- simulation comparison Channel model: PB-3 2x2 MIMO uncorrelated channel Cellid = 0~511 Channel estimator: 2D-MMSE Permutation parameter: N1 = 4, N2 = 1 Compared proposals  Subband & subcarrier permutation : AWD  Miniband: proposed and 09/1060 Conclusion  Proposed and 09/1060 perform very similarly in the simulated cases

10. 10 Freq. Partition # of subbands (K SB,FP,i ) # of minibands (K MB,FPi ) # of PRUs in FP i FP12412 FP22412 FP32412 FP42412 Scenario1 (Mixed Reuse 1&3 – equal size) Scenario 2 (Mixed Reuse 1&3 – unequal size) Freq. Partition # of subbands (K SB,FP,i ) # of minibands (K MB,FPi ) # of PRUs in FP i FP14824 FP2088 FP3088 FP4088 Scenario 3 (Reuse 1) Freq. Partition # of subbands (K SB,FP,i ) # of minibands (K MB,FPi ) # of PRUs in FP i FP162448 FP2000 FP3000 FP4000 Scenario 4 (Reuse 3) Freq. Partition # of subbands (K SB,FP,i ) # of minibands (K MB,FPi ) # of PRUs in FP i FP1000 FP22816 FP32816 FP42816 BW = 10 MHz, N PRU = 48 (N 1 = 4, N 2 = 1) Evaluation Scenarios

11. 11 SNR distribution comparison: scenario 1

12. 12 SNR distribution comparison: scenario 2

13. 13 SNR distribution comparison: scenario 3

14. 14 SNR distribution comparison: scenario 4