Slide 1: What can we do with 5G NR Spectrum Sharing that isn't possible today?
What can we do with 5G NR Spectrum Sharing that isn’t possible today? Qualcomm Technologies, Inc. December 13th, 2017
Slide 2: Today's agenda
Today’s agenda 1 2 3 Global 5G 5G spectrum Questions spectrum update sharing technologies and answers Today’s Dean Brenner Yongbin Wei speakers 2
Slide 3: Global 5G Spectrum
Global 5G Spectrum Dean Brenner, SVP, Spectrum Strategy & Tech. Policy Qualcomm Incorporated
Slide 4: Using all available spectrum types and spectrum bands
Using all available spectrum types and spectrum bands Licensed Shared Unlicensed spectrum spectrum spectrum Exclusive use New shared spectrum paradigms Shared use Over 40 bands globally for LTE, Example: 2.3 GHz Europe / 3.5 GHz USA Example: 2.4 GHz / 5-7 GHz / 57-71 GHz global remains the industry’
Slide 5: Making best use of shared/unlicensed spectrum
Making best use of shared/unlicensed spectrum Targeting mobile operators LTE-U/LAA 1 using LTE in unlicensed Licensed Anchor spectrum for new small cell deployments spectrum Aggregation Exclusive use Targeting mobile operators LWA /LWIP 2 3 leveraging existing carrier Wi-Fi deployments Broadens LTE
Slide 6: Pioneering shared spectrum technologies in LTE
Pioneering shared spectrum technologies in LTE LSA1 LTE-U LAA2 Technically extensive Designed the original First over-the-air trials A founder of the MulteFire A founder of the pilot in France with technology, commercialized with DT 2015, multiple Alliance, first OTA connection CBRS3 Alliance and Er
Slide 7: Enabling Gigabit LTE all over the world by using LAA
Enabling Gigabit LTE all over the world by using LAA More operators can deliver Gigabit LTE using LAA in 5 GHz unlicensed spectrum Share of operators who can deploy Gigabit LTE 16% 64% 90% X16 LTE Modem X20 LTE Modem 60 MHz licensed1 20 MHz licensed + LAA 10 MHz licensed + LAA Over 17 commercial dev
Slide 8: Global snapshot of 5G spectrum
<1GHz 3GHz 4GHz 5GHz 24-28GHz 37-40GHz 64-71GHz 24.25-24.45GHz 37-37.6GHz 24.75-25.25GHz 37.6-40GHz 600MHz (2x35MHz) 2.5GHz (LTE B41) 3.55-3.7 GHz 3.7-4.2GHz 5.9–7.1GHz 27.5-28.35GHz 47.2-48.2GHz 64-71GHz 37-37.6GHz 600MHz (2x35MHz) 27.5-28.35GHz 37.6-40GHz 64-71GHz 700MHz (2x30 MHz) 3.4–3.8GHz 5.9–
Slide 9: The FCC is driving key spectrum initiatives to enable 5G
The FCC is driving key spectrum initiatives to enable 5G Across low-band, mid-band, and high-band including mmWave 5G Spectrum 1 GHz 7 GHz 100 GHz Low-band Mid-band High-band (e.g. mmWave) Low-band Mid-band High-band Broadcast Citizens Broadband 2016 Spectrum Frontiers Ruling3 incentive auction Radi
Slide 10: Opportunity to improve spectrum utilization by sharing
Opportunity to improve spectrum utilization by sharing Key candidate global spectrum bands for 5G spectrum sharing Existing uncoordinated sharing Newly opened bands for sharing 800/900 MHz (Global) 2.4 GHz (Global) 5 GHz (Global) 37-37.6 GHz (U.S.) 57-71 GHz (Global) • 10’s of MHz BW • ~90 MHz BW •
Slide 11: 5G Spectrum Sharing
5G Spectrum Sharing Yongbin Wei, Sr. Director Engineering Qualcomm Technologies, Inc.
Slide 12: Spectrum sharing provides critical benefits for 5G
Spectrum sharing provides critical benefits for 5G Spectrum •• Unlocks more spectrum New deployment scenarios sharing • Increases spectrum utilization Licensed spectrum Shared spectrum Unlicensed spectrum 12
Slide 13: Spectrum sharing valuable for wide range of deployments
Spectrum sharing valuable for wide range of deployments • Live Licensed spectrum Enhanced local Private 5G aggregation broadband networks Better user experience with higher speeds Neutral host, neighborhood network Industrial IoT, Enterprise Enhancing existing deployments, New types of deployments,
Slide 14: Spectrum can be shared both horizontally and vertically
Spectrum can be shared both horizontally and vertically Better spectrum utilization from dynamic spectrum sharing Static allocation Dynamic vertical sharing Spectrum Spectrum Incumbent Incumbent Operator Dynamic combined sharing Time Time Incumbent Spectrum Operator 2 Operator 1 Static allocation Dy
Slide 15: 3GPP study on 5G NR operation in unlicensed spectrum
3GPP study on 5G NR operation in unlicensed spectrum First time 3GPP studies cellular technology operating stand-alone in unlicensed 1 High bands above 24GHz Aggregation (mmWave) Unlicensed Mid bands 1GHz to 7GHz Low bands Licensed below 1GHz anchor NR-based LAA Stand-alone unlicensed Across spectru
Slide 16: Many years in the making to lead up to NR in unlicensed
Many years in the making to lead up to NR in unlicensed Work started over 5 years ago when we first envisioned LTE in unlicensed LTE-U S P E C Concept Industry LTE-U Trials Commercial discussions Forum work deployments LAA S P E C Concept 3GPP study item 3GPP work item Trials Commercial deployments
Slide 17: Opportunity to introduce also a revolutionary path
Opportunity to introduce also a revolutionary path Operator 1 Operator 1 Busy Wait LBT eCCA Operator 2 Operator 2 Evolution path, incremental gains Revolution path, significant gains • Existing unlicensed spectrum • Green-field shared/unlicensed spectrum • Backwards compatible and fair • Opportunity
Slide 18: What is revolutionary from previous sharing solutions?
What is revolutionary from previous sharing solutions? New 5G NR framework is friendly for efficient sharing from the beginning Coordination and time synchronization among sharing entities to improve efficiency and robustness New sharing Elevate support of guaranteed QoS services when sharing paradi
Slide 19: Flexible NR framework supports new sharing paradigms
Flexible NR framework supports new sharing paradigms Building on spectrum sharing technologies that we are pioneering today for LTE Today’s spectrum Introducing new Flexible sharing technologies sharing paradigms NR framework Flexible slot-based LTE-U / LAA framework Scalable OFDM- based air interfa
Slide 20: Benefits of the 5G NR TDD self-contained slot structure
Benefits of the 5G NR TDD self-contained slot structure Much faster, more flexible TDD switching and turn around than 4G LTE Flexibility for additional headers More adaptive UL/DL E.g., channel reservation header Faster TDD switching allows for for unlicensed/shared spectrum more flexible capacity a
Slide 21: Self-contained transmission for shared spectrum
Self-contained transmission for shared spectrum Two stages for each transmission (TxOP): preparation and data transmission Preparation stage 1 Data transmission stage 2 header header Guard Guard DL UL UL DL UL Data Ctrl Ctrl header header Guard Guard DL UL DL UL DL Data Ctrl Ctrl Mini-slots Preamble
Slide 22: Guaranteed resources with opportunistic sharing
Guaranteed resources with opportunistic sharing A new sharing paradigm enabled by time-synchronization Each operator gets guaranteed resources in time in a rotating fashion, example below with 3 operators Operator 1 Operator 2 Operator 3 Operator 1 Operator 2 PREP PREP PREP PREP PREP DATA DATA DATA
Slide 23: Better spectrum utilization with guaranteed bandwidth
Better spectrum utilization with guaranteed bandwidth Asymmetric traffic Full traffic Licensed Spectrum Spectrum Operator 1 Operator 1 spectrum Op. 2 Operator 2 (FDM) Op. 3 Operator 3 Time Time Unused slots available Operator 1 has additional offered traffic and opportunistically use these slots NR-
Slide 24: Supports both horizontal and vertical sharing
Supports both horizontal and vertical sharing Not used by Horizontal sharing operator 3 Rotating between guaranteed resources. Multiple operators sharing the Operator 1 Operator 2 Operator 1 If not used, becomes opportunistic resources spectrum with the same priority LBT Not used Vertical sharing Hi
Slide 25: CoMP provides significant gains
CoMP provides significant gains Network MIMO with large number of antennas serve as foundation for CoMP Two operators sharing spectrum Gain in user perceived data speed 5 Median 4 Tail 3 2 1X 1X 1 Not used 0 No CoMP CoMP CoMP + SDM Baseline: Coordinated sharing w/o CoMP Time 1) 3GPP indoor model, do
Slide 26: CoMP provides significant gains
CoMP provides significant gains Network MIMO with large number of antennas serve as foundation for CoMP Two operators sharing spectrum with intra-operator CoMP Significant gains in user data speeds, both for median and tail users Gain in user perceived data speed Interference is CoMP CoMP 5 replaced
Slide 27: Extending CoMP with spatial division multiplexing (SDM)
Extending CoMP with spatial division multiplexing (SDM) With time-synchronization, operators can opportunistically share spectrum spatially Intra-operator CoMP with inter-operator SDM SDM provides additional gains that grows with number of operators 5X Gain in user perceived data speed CoMP + SDM C
Slide 28: Additional opportunistic spatial sharing
Additional opportunistic spatial sharing More antennas enable spatial LBT for directional channel sensing and reservation Gain in user perceived data speed with spatial LBT Cannot hear 4 each other Median 3 Tail 2 Non-spatial 1 LBT 0 Low Med. High Traffic With more antennas, links becomes With direc
Slide 29: mmWave naturally suitable for sharing
mmWave naturally suitable for sharing Concept: On-demand LBT mmWave with narrow beams may not On-demand LBT: Only activate LBT for specific require LBT for majority of connections node pairs in mutual-interfering situation 29
Slide 30: Benefits from 5G NR Spectrum Sharing (NR-SS)
Benefits from 5G NR Spectrum Sharing (NR-SS) Opportunity to introduce also a revolutionary path Spectrum 1 2 3 Time Horizontal Vertical Combined sharing sharing sharing Flexible framework Significant gains QoS Supports wide range of sharing scenarios: Increased user data speeds from access Similar Q
Slide 31: Industry kicked-off 5G NR work for NR spectrum sharing
Industry kicked-off 5G NR work for NR spectrum sharing Qualcomm hosted the first workshop on Oct 3-4, 2017 in San Diego Broad participations 20+ companies with 50+ delegates from around the world representing vendors, mobile operators and cable operators Wide range of topics From deployment models,
Slide 32: 5G NR will natively support all different spectrum types
5G NR will natively High bands (mmWave) support all different above 24 GHz Extreme bandwidths spectrum types Licensed Spectrum Mid bands 5G NR Exclusive use between 1-7 GHz Wider bandwidths for e.g. eMBB and mission-critical Shared Spectrum New shared spectrum paradigms Unlicensed Spectrum Low bands
Slide 33: Thank you
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