3GPP TSG RAN WG1 #

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2 3GPP TSG RAN1 RAN1 3GPP LTE-Advanced 3GPP ITU-R IMT-Advanced LTE-Advanced ITU-R RAN1 LTE-Advanced 3GPP RAN LTE-Advanced LTE-Advanced 3GPP LTE-Advanced Rel-11 LTE-advanced Stage 3 PHY Layer RAN Plenary Rel-10 Rel-11 1

4 3GPP TSG RAN1 #64 Meeting Carrier aggregation MIMO CoMP LTE-Advanced LTE-A Rel-10 LTE-Advanced Rel-11 February 21st February 25th, 2011 Le Meridien and W Hotel, Taipei, Taiwan, R.O.C. 3

5 Tentative Schedule RAN1#64 9 am Coffee 10:30-11:00 Lunch Coffee 16:00-16:30 Hotel Meridien: Monday Tuesday Wednesday Thursday Friday 1, 2, 3 4 LSs 6.1, 6.2, CA CA Adhoc am Offline Relay Session Offline eicic Session CSI-RS Relay UL MIMO & RS CoMP Simul Assump Jadeite + Pearl (3 rd Floor) Pegasus (2 nd floor) HSPA UL TxD C- HSDPA Multipoint 5.4 Other 5.6 Hotel W, Strategy 3&4, 11 th floor CoMP CA Adhoc :40 10 am HSPA Adhoc: CoMP Backhaul constraints 5.1 Maint UL TxD Perf Eval UL MIMO 5.5 Aquila (2 nd floor) HSPA 5.5 eicic CA Other / misc Revisions etc Leo (2 nd floor) 1. Carrier Aggregation PUCCH (channel selection resource allocation, ACK/NACK for TDD) ACK/NACK multiplexing FDD Carrier Aggregation PUCCH (Channel selection) UCI(uplink control information) PUCCH TDD Carrier Aggregation PUCCH multiplexing channel selection mode b / PUCCH format 3 4

6 Channel selection resource allocation Downlink carrier aggregation PUCCH UCI channel selection scheduling UE(user equipment) PUCCH PUCCH indication explicit implicit Mixed indication Dublin WF R discussion Taipei SPS (semi-persistent) ACK/NACK SPS ACK/NACK resource Rel-8 SPS transmission ACK/NACK SPS ACK/NACK resource SPS ACK/NACK resource implicitly R Remaining issue regarding resource allocation for channel selection NTT DOCOMO R Remaining details of FDD ACK/NACK channel selection Huawei, HiSilicon ACK/NACK for TDD Channel selection mode b channel selection mode b 5

7 ACK/NACK PUCCH ACK resource indication R ACK/NACK bundling window M = 3 UE CC (mapped state) ACK/NACK bundling window M = 3 UE CC (mapped state) ACK/NACK bundling window M = 4 UE CC (mapped state) SPS ACK/NAK ACK/NACK bundling window HARQ(i) PDSCH with DL grant DAI = i+1 HARQ-ACK ACK/NACK bundling window SPS ACK/NAK HARQ(0) SPS ACK/NAK HARQ(i) 6

8 PDSCH with DL grant DAI = i+1 HARQ-ACK ACK/NACK PUCCH ACK resource indication (R ) PCC PCC/SCC SCC SCC PUCCH A/N resource (h#) Data b0 b1 b2 b3 RS&Data Const. D N/D N/D N/D DTX N N/D N/D N/D h0 1 A N/D N/D N/D h0-1 N/D A N/D N/D h1 -j A A N/D N/D h1 j N/D N/D A N/D h2 1 A N/D A N/D h2 j N/D A A N/D h2 -j A A A N/D h2-1 N/D N/D N/D A h3 1 A N/D N/D A h0 -j N/D A N/D A h3 j A A N/D A h0 j N/D N/D A A h3 -j A N/D A A h3-1 N/D A A A h1 1 A A A A h1-1 1 bit 2 bits 3 bits 4 bits Rel-10 UE UE Carrier Rel-8 ACK/NACK multiplexing (resource allocation) cross carrier scheduling non-cross carrier scheduling R UE schedule PDSCH SCell PDCCH ARI (ACK/NACK resource index) R Details on ACK/NACK time domain bundling for TDD Huawei, HiSilicon 7

9 Revision of R R WF on TDD A/N with channel selection mode b in Rel-10 CATT R WF on mode b resources allocation LG, Samsung, Nokia, NSN R Proposals for the transmission scheme for compact feedback in TDD system CMCC PUCCH format 3 TDD PUCCH PUCCH PUCCH format 3 PUCCH format 3 scrambling and modulation mapped over 48 QPSK symbols PUCCH format 3 SF=5 or SF=4 (shortened format) format 3 (RS) normal CP / extended CP frame structure OCC 3GPP RAN1 intra-cell/inter-cell interference PUCCH format 3 Randomization UE specific/cell specific scrambling cell specific shift hopping PUCCH format 3 codebook PUCCH format 3 ACK/NACK payload 11 Rel-8 (32, O) RM code circular buffer rate matching dual RM code 8

10 ACK/NACK payload ACK/NACK payload UE configured cell/component carrier configured cell/component carrier (TM) ACK/NACK bundling window O HARQ ACK N bundle C 1 c 0 TB max c) ( N C C bundle 2 spatial domain bundling ACK/NACK payload 20 C2 = 0 ACK/NACK payload ordering segmentation R R HARQ-ACK Payload for PUCCH Format 3 in TDD Systems Samsung R On TDD ACK/NACK Spatial Bundling for PUCCH Format 3 mode 1 Renesas Electronics Europe R Handling of TDD configuration 5 ZTE R Ordering of HARQ-ACK bits for RM coding Sharp R Proposal on ordering and segmentation of HARQ-ACK bitshuawei, HiSilicon, Research In Motion, CMCC, CATR, Samsung, CHTTL, New Postcom, MediaTek R Resource Allocation for TDD PUCCH format 3 LG Electronics R Way forward on CA ACK/NAK transmission UCI (uplink control information) Rel-8 cubic matrix 9

11 UE PUCCH PUSCH UCI PUCCH PUSCH PUCCH PUSCH UE PUSCH PCell (2nd Priority) PUSCH aperiodic CQI report ( priority) SCell selection for UCI UE PCell PUSCH PUSCH aperiodic CQI report UE SCell PUSCH UE SCellIndex-r10 SCell PUSCH UCI UE aperiodic CQI report trigger R Scell Selection for UCI Multiplexing with UL CA Samsung R Selection of SCell for multiplexing UCI on PUSCH Huawei, HiSilicon Simultaneous PUSCH+PUCCH transmission UCI UCI PUSCH PUCCH 10

12 UE PUSCH PUCCH PUSCH CSI (CQI/PMI/RI) PUSCH ACK/NACK PUCCH Rel-8 UE parameter simultaneousacknackandcqi ACK/NACK CQI scheduling request (SR) ACK/NACK CSI PUCCH PUSCH simultaneousacknackandcqi UE PCell PDSCH Rel-8 periodic CSI ACK/NACK PUSCH periodic CSI R On UCI transmission under simultaneous PUCCH and PUSCH Qualcomm Incorporated Periodic CQI periodic CQI report 11

13 component carrier UE CQI/PMI/RI Rel-8 RAN1 component carrier CQI/PMI/RI CQI/PMI/RI mode/type mode/type reports component carrier RRC signaling (RAN2 ) RAN1 reporting mode/type : reporting type : 1st (=Top) priority: Types 3, 5, 6, 2a 2nd priority: Types 2, 2b, 2c, 4 3rd priority: Types 1, 1a type report RAN2 R Further Details for Periodic CSI Reporting in Carrier Aggregation MediaTek Inc. R Priority rules for periodic CSI feedback in carrier aggregation Samsung Revisit when a proposal / WF is available R WF on periodic CSI Prioritisation Panasonic, Alcatel-Lucent, Alcatel-Lucent Shanghai Bell, ETRI, LG Electronics, Mediatek, NEC, Pantech, Research In Motion, Samsung, Sharp, Sony, ZTE 12

14 UCI coding and resource mapping on PUSCH TM 9 UCI on PUSCH CQI UCI on PUSCH for TM 9 with 8 antennas CQI type : Type1a, 2a, 2b, 2c reports CQI/PMI on PUSCH Type 5 reports RI PUSCH. CQI type 5 report PUSCH RI PMI PUSCH RI PUSCH Type 6 reports RI PUSCH CQI type 6 report PUSCH PTI RI PUSCH R Remaining details of UCI on PUSCH for TM9 with 8 antennas Sharp CSI coding and resource mapping on PUSCH UE PUSCH PUCCH periodic CSI aperiodic CQI 13

15 periodic CSI report aperiodic CQI : component carrier RI RI bundling. CQI/PMI/RI cell index TBCC CQI/PMI (joint encoding) CRC 8 Rel-8 polynomial R Remaining details of CSI coding and resource mapping on PUSCH Ericsson, ST-Ericsson Uplink power control uplink cross carrier group power control DL grant TPC : Rel-10 release PUCCH PCC R Remaining issues on uplink power control Nokia Siemens Networks, 14

16 Nokia R TPC in multiple DL grants LG Electronics 2. CoMP CoMP CoMP CoMP joint processing (<5ms delay and micro second ) CS/CB UE CoMP RAN#63b RAN1 CoMP simulation assumptions Scenario 3 Scenario 4 1 cell with N low-power nodes non-comp Rel. 10 eicic framework 0 db bias cell association 15

17 Scenario 3 Scenario 4 Marco ITU UMa UMi Impairments modeling timing 0 FDD (2, 2), (4, 4) TDD (2, 2), (8, 2) Backhual Scenario 2 Scenario 3 backhual RAN#63b RAN1 CoMP Scenario2 (homogeneous network with high Tx power RRHs) feedback mechanism RAN1 call for evaluations simulation assumptions 4/15 simulation results TR Scenario2 R (treated ) 16

18 14% CoMP SU-MIMO JT single cell SU-MIMO operation CoMP SU-MIMO JT cell spectral efficiency 3% cell edge UE spectral efficiency 26% CoMP SU-MIMO JT cell spectral efficiency cell-edge spectral efficiency CoMP JT Jain index CoMP system level Cell average SE 5% UE SE 50% UE SE Jain CoMP UE (bps/hz) (bps/hz) (bps/hz) index percentage SU-MIMO (reference case) CoMP JT % Gain 2.9% 25.5% 9.4% 11% - R Skeleton TR36.819v0.0.1 Samsung Initial evaluation results for Phase 1 (Scenario 2, homogeneous network with high Tx power RRHs) R Performance Evaluation of Phase 1 Downlink Homogeneous network with high Tx power RRHs Huawei, HiSilicon R Initial Evaluations of CoMP in Homogeneous DeploymentsEricsson, ST-Ericsson R Preliminary performance evaluation of CS/CB in homogeneous networks Samsung R Preliminary CoMP JP results for Homogenous Networks based on 17

19 compulsary MMSE receiver Samsung R Initial performance evaluation for CoMP Scenario 2 Alcatel-Lucent Shanghai Bell, Alcatel-Lucent R Initial CoMP evaluation for homogeneous network with high Tx power RRHs ZTE Revision of R R System-level performance for CoMP Deployment Scenarios 1 and 2 with CS/CB InterDigital Communications, LLC R System performance for JP-CoMP in Homogeneous network with high Tx power RRHs NTT DOCOMO Revision of R R System performance for CS/CB-CoMP in Homogeneous network with high Tx power RRHs NTT DOCOMO R Joint Transmission with RRH - Phase 1 Evaluation Motorola Mobility R Initial evaluation results for Phase 1 Qualcomm Incorporated R Initial evaluation results for CoMPMotorola Solutions R Initial evaluation results for CoMP in homogeneous network CMCC R Preliminary evaluation results of downlink CoMP schemes in scenario 2 Intel Corporation (UK) Ltd R Preliminary Performance Evaluation of Downlink CoMP with Scenario 2 CHTTL R Initial CoMP phase 1 simulation results Nokia Siemens Networks, Nokia Further details of scenarios R Further details on CoMP scenarios Nokia Siemens Networks, Nokia R CoMP with lower Tx power RRH in Heterogeneous network NTT DOCOMO R Further details of scenarios Huawei, HiSilicon R Further details on CoMP configurationsqualcomm Incorporated R Aspects on distributed RRUs with shared cell-id for heterogeneous deployments Ericsson, ST-Ericsson Refinements to other simulation assumptions for Phase 2 R CoMP simulation assumptions NTT DoCoMo R Simulation Assumptions for Evaluation of Uplink CoMP Alcatel-Lucent Shanghai Bell, Alcatel-Lucent R Clarification on UE dropping for non-full buffer model 1 LG 18

20 Electronics carrier aggregation CoMP relay eicic LTE-Advanced release Rel-10 LTE-Advanced coffee break lunch break offline discussion Rel RAN plenary 19

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1 2 3 4 PHY (RAN1) LTE/LTE-A 6.3 Enhanced Downlink Multiple Antenna Transmission 6.3.1 CSI RS 6.4 Uplink Multiple Antenna Transmission 6.4.1 Transmission modes and Signalling requirements for SU-MIMO 6.5