QUALCOMM Incorporated · NASDAQ:QCOM
QUALCOMM — Technical Presentation (November 2022)
33 slides from QUALCOMM's technical presentation, Nov 8, 2022
Slide 1: Enabling the metaverse with 5G
November 8, 2022 Enabling the metaverse with 5G Qualcomm Technologies, Inc. @QCOMResearch
Slide 2: Delivering on the 5G vision
Delivering on the 5G vision Where virtually everyone and everything is intelligently connected 2
Slide 3: 5G is built for low-latency and high reliability applications like XR
5G is built for low-latency and high reliability applications like XR Our fundamental research has been contributed to 3GPP Shorter time slots Fast processing times Reliable beam forming 1ms Low-band 0.5 ms UL Ctrl DL Ctrl UL Ctrl Data Data UL Ctrl Mid-band TRP TRP 0.125ms mmWave DL: downlink; UL: U
Slide 4: Consumer and Enterprise XR use cases
Consumer Fitness Entertainment Gaming Navigation Social Shopping Sports / concerts Corporate Infinite training desktop Education Instructions Medical Remote assistance Enterprise 4
Slide 5: Metaverse
Metaverse Persistent spatial internet with personalized digital experiences Spans both physical and virtual worlds Shared virtual space in VR today, evolving to digitally enhanced physical space with AR & MR Metaverse Your ticket to the metaverse Snapdragon is a product of Qualcomm Technologies, Inc
Slide 6: XR is evolving to be the next computing platform
XR is evolving to be the next computing platform 6G Metaverse Standalone Standalone VR and AR VR and AR Today 1 – 4 years The AR Viewer AR Viewer Wireless “Next Platform” Cabled Wi-Fi 6
Slide 7: A distributed compute architecture
A distributed compute architecture enables rich XR user experience Application 6DoF HMD pose, controller, eye/hand tracking Post processing Perception (ATW, error algorithms concealment, …) Game engine Motion-to-render-to-photon latency M2R2P Encoder Decoder Compressed rendered frames M2R2P = Edge p
Slide 8: Boundless VR 5G operator trials
Device optimizations Snapdragon is a product of Qualcomm Technologies, Inc. and/or its subsidiaries. M2R2P: Motion-to-Render-to-Photon with 25% tail latency improvements Less than 20ms Boundless VR 5G operator trials 5G round-trip time Ready for deployments in private networks Less than 70ms M2R2P l
Slide 9: Boundless AR
Boundless AR Cloud server Smartphone AR glasses
Slide 10: Cloud-to-phone-to-AR glasses
Device optimizations with 38% tail latency improvements Targets wide area deployments Less than 30ms 5G + Wi-Fi round-trip times1 Target 50- 100ms M2R2P Demo video 1: More immersive AR experiences for indoor applications require less than 20 ms round-trip time. M2R2P: Motion-to-render-to-photon late
Slide 11: Enabling 5G-powered AR glasses
Optimized edge processing Migration from central cloud to local edge Edge cloud 5G NR Improved Infra schedulers1 Delay aware schedulers to meet latency QoS Low-power, low-latency 5G 3GPP based features Enabling 5G-powered 5G modem APIs AR glasses Enabling low latency on-device optimizations Enabling
Slide 12: Packet prioritization 5G modem API
Higher priority Packet prioritization Lower priority Better beam 5G modem API management for to support low-latency improved reliability application requirements Decode relevant packets in N ms Dynamic packet SDAP processing on 5G PDCP RLC Buffer Buffer protocol stack MAC PHY 12
Slide 13: Improved video quality 5G modem API
Improved video quality 5G modem API for Faster rate improved application adaptation adaptation and UX Demo video Less stuttering 13
Slide 14: 3GPP is developing 5G Advanced on the path to 6G
3GPP is developing 5G Advanced on the path to 6G Foundational Vision forming Service requirements Study Item (proposals) Work Item Trials IoDTs research Rel-21 3GPP 6G Rel-20 Workshop Next technology leap for new capabilities and efficiencies Rel-20 Rel-19 Continued 5G evolution in the 6G era Rel-18
Slide 15: 3GPP enhancements for XR device latency and power efficiency
3GPP Release 15/16/17 LTE XR techniques Advanced Pro Rel-15/16: Low power modes Rel-16: Uplink enhancements Rel-17: XR burst handling • Bandwidth part: Reduce BW if no/low data • UL configured grant: Handle periodic traffic • PDCCH skipping: Faster transition to sleep • Scell dormancy: Switch to low
Slide 16: Rel-16 provides better handling of uplink XR traffic
Rel-16 provides Pose better handling Example Video of uplink XR AR uplink traffic traffic Hand tracking Reduces latency and device UL-CG power consumption Slot Repetition in next 'U' slot aggregation UL skipping UL Configured Grant Slot Uplink (UL-CG) aggregation skipping Periodic resources for Impr
Slide 17: Rel-17 Reduced Capability (NR-Light) can enable low-power AR glasses
Narrower bandwidths 20 MHz in sub-7 Lower data rates Fewer receive antennas 1-2 Rx Rel-17 Reduced Capability Reduced power consumption No carrier aggregation or (NR-Light) dual connectivity can enable a category of low-power AR glasses Lower order modulation Lower device (256-QAM optional) complexit
Slide 18: Further improving XR experience with 5G Advanced
Further improving XR experience with 5G Advanced Align transmission QoS based to multimedia on multimedia cadence payload Enhanced CDRX and configured grant Define QoS based on PDU sets Release-18 proposals Sleep after low Lower latency Staggering UE latency uplink Lower power traffic arrivals at tr
Slide 19: Rel-18 aligns transmission times to the multimedia cadence
Rel-18 aligns Enhanced CDRX example transmission times to the multimedia Burst arrivals cadence (120Hz) 8.33 ms 8.33 ms 8.33 ms Enhanced CDRX eliminates drift between DRX-ON CDRX cycle and XR traffic 8ms Enhanced CG eliminates 8 ms 8 ms 8 ms Not aligned to burst drift between CG and XR traffic CDRX
Slide 20: Rel-18 enables devices to sleep after uplink transmission
Rel-18 enables Legacy device is ON for potential retransmissions Rel-18 device can sleep devices to sleep after uplink transmission Retransmission-less HARQ retransmission timer HARQ retransmission timer Configured Grant: 1. Uses conservative MCS to improve reliability of first transmission 2. Avoid
Slide 21: Rel-18 enables QoS based on multimedia traffic payloads
Rel-18 enables XR traffic flow QoS based on multimedia traffic XR burst 1 XR burst 2 payloads instead IP of IP packets packet Application RAN at server scheduler QoS defined for PDU-sets PDU PDU PDU PDU PDU QoS parameters include set set set set set error rate and delay Enables RAN schedulers Group
Slide 22: Rel-18 staggers UE application traffic arrivals
User 1 User 2 Inefficient scheduler Rel-18 staggers - Higher latencies UE application - Higher power / Traffic device ON-time traffic arrivals from - Lower capacity the server to the Time base station No UE application traffic staggering Base station signals the user burst arrival time offset to the
Slide 23: Rel-18 improves mobility management with better cell handovers
Rel-18 improves Rel-18 (lower layer mobility mobility) L3 boundary management PCI with better cell handovers Rel-15 L3 boundary PCI 2 Rel-15 uses RRC (L3) signaling, leading to handoff delays PCI 3 Rel-18 uses L1/L2 signaling for fast Pcell updates, reducing handoff delays and extending coverage RRC
Slide 24: 6G will enable the merging of our worlds
6G will enable the merging of our worlds Physical, digital, virtual, immersive interactions taking human augmentation to next level via ubiquitous, low-power joint communication and sensing AI-native E2E communications Spectrum expansion and sharing Data-driven communication and network Physical Exp
Slide 25: 6G XR requirements fueled by digital twins and spatial compute
6G XR requirements fueled by digital twins and spatial compute Digital twins digitize the complex physical world in the metaverse Spatial compute enables immersive interaction with 3D digital content 100x network 0.1-10 Gbps Use multiple capacity per user frequency bands (sub-THz, mmW, sub 7GHz, 7-2
Slide 26: 6G protocols can natively support distributed compute
6G protocols can natively support distributed compute 6DoF/SLAM Dynamically distributing workloads Hand Tracking Facial Expression Delivering low power and low latencies Eye Tracking 3D Graphics Rendering Incorporating e2e QoS High performance <100mW and session handling GPU/CPU modem+RF Scene Under
Slide 27: 6G can fuse perception and wireless to improve performance
6G can fuse perception and wireless to improve performance We demonstrated that perception inputs can improve mmWave beamforming accuracy 6DoF pose and depth maps can be used to map reflectors and blockers, improving beamforming Blocker Anchor Reflector SSB: Synchronization Signal Block 6G protocols
Slide 28: Qualcomm Technologies is enabling the XR industry
Platforms Software & algorithms Reference designs Ecosystem 6DoF/SLAM Object Rec & Tracking Eye Pass Through Tracking (video see through) Hand 3D Tracking Reconstruction Qualcomm Technologies is enabling the XR industry Snapdragon and Snapdragon Spaces are products of Qualcomm Technologies, Inc. and
Slide 29: Snapdragon powers key XR platforms
Snapdragon powers key XR platforms Google Glass ThirdEye X2 Vuzix M400 Microsoft Nreal light Enterprise Edition 2 Hololens 2 Lenovo ThinkReality A6 Lenovo Mirage Solo Realmax Qian Shadow Creator HONGHU Shadow Creator Shadow Creator Shadow Creator iQiyi 3 Action One Shadow VR Jimo Ximmerse Rhino X Oc
Slide 30: Snapdragon Spaces XR Developer Platform and Metaverse Fund
Snapdragon Spaces™ XR Developer Platform Empowering developers to create immersive experience for AR Glasses Qualcomm launches up to $100M Snapdragon ™ Metaverse Fund • Open platform and open ecosystem • Paves the way to a new Frontier of Spatial Computing 30
Slide 31: 5G enables boundless XR at scale and is ready for commercialization
5G enables boundless XR at scale and is ready for commercialization Device APIs with 5G optimizations enable richer user experience and more efficient deployments 5G standards have a strong evolution path for enhanced XR experiences, leading into 6G. We are making boundless XR possible by enabling t
Slide 32: Questions?
Questions? qualcomm.com/5g Connect with us qualcomm.com/news/onq @QCOMResearch .youtube.com/qualcomm slideshare.net/qualcommwirelessevolution 32
Slide 33: Thank you
Thank you Nothing in these materials is an offer to sell any of the components References in this presentation to “Qualcomm” may mean Qualcomm Incorporated, or devices referenced herein. Qualcomm Technologies, Inc., and/or other subsidiaries or business units within the Qualcomm corporate structure,