Sanjeev Athalye, Sr. Director, Product ManagementQualcomm Technologies, Inc.

This presentation addresses potential use cases and views on characteristics of 5G technology and is not intended to reflect a commitment to the characteristics or commercialization of any

product or service of Qualcomm Technologies, Inc. or its affiliates.

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Designing 5G for evolving and future use cases Adaptability for new services not yet known

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Wide Area IOE Connecting everything

Mobile broadband Enhancing the

foundation

More reliable services

Improved reliability & security

Extreme Indoor/ outdoor hotspot

capacity

Smart homes/ buildings/cities

Health & fitness, medical response

Sensing what’s around, autonomous vehicles

Remote control, process automation

Smart grid, critical infrastructure

Enhanced mobile broadband

Support broad variation in requirements

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Very low cost

Deep coverage

Ultra-low energyVery high reliability

High security

Robust mobility

Very low latency

Deep awarenessExpansive broadband

Wide area IOE More Reliable Services

Enhanced Mobile

Broadband

Very high capacity

In parallel: driving 4G and 5G to their fullest potential

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5G

2010 ~2020 2030

4G LTE LTE Advanced

A new much more capable 5G platform for low and high (above 6Ghz) spectrum•  Enable wide range of new services and lower cost

deployment and operation•  For new spectrum available beyond 2020, including legacy

re-farming

Backward-compatible evolution beyond Rel-13•  Fully leverage LTE spectrum and investments

•  For new spectrum opportunities available before 2020

Service adaptive and spectrum aware Unified 5G design across spectrum types and bands

Licensed Spectrum Cleared spectrumEXCLUSIVE USE

Unlicensed SpectrumMultiple technologies

SHARED USE

Shared Licensed Spectrum Complementary licensing

SHARED EXCLUSIVE USE

Below 1 GHz: longer range, massive number of things

Below 6 GHz: mobile broadband, services requiring enhanced reliability and security

Above 6 GHz including mmWave: for both access and backhaul, shorter range

Technology enablers for improved 5G designs

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Technology

Improved RF/antenna capabilities

Improved radio processing

Improved baseband processing

Incorporate virtualization across network

Air Interface Impact

New mmWave bands, and Massive MIMO with new PHY/MAC design across bands

Faster narrow/wide bandwidth switching and TDD switching

Lower latency and faster turn around, new PHY/MAC algorithms

Dynamically move processing between cloud and edge

•  Drive fundamental improvements in user experience, coverage, and cost efficiency •  Deliver 5G quality of experience and new services across topologies and cell sizes •  New designs below 6 GHz and above 6 GHz including mmWave

Diverse Spectrum

Types

Broad Range of Application Requirements

5G UAI

5G Unified Air Interface (UAI) Multiple techniques under a common framework to support diverse requirements & spectrum types

Phased 5G rollout leveraging 4G coverage 4G+5G multi-connectivity improves coverage and mobility

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4G +5G

4G+5G coverage

4G

Rural area

4G +5G

Sub-urban area

4G+5G

5G

4G

Downtown

4G +5G

Phased 5G rollout

4G only coverage

4G macro coverage

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Simultaneous 4G+5G connectivity

5G deployment scenarios: •  Deploy above 6GHz if available first•  Deploy below 6GHz if available first•  Deploy above & below 6GHz when available

Leverage 4G investments and enable phased 5G rollout

4G+5G macro coverage Coverage from

other cells

4G+5G small cell coverage

Macro 5G carrier aggregation with integrated MAC across

sub-6GHz & above 6GHz

Small cell

5G/4G/3G/Wi-Fi multimode

device 4G & Wi-Fi

5G below 6GHz

5G above 6GHz

Simultaneous connectivity across 5G, 4G and Wi-Fi

5G design across services Enabling phased feature rollout based on spectrum and applications

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5G Enhanced Broadband

•  Lower latency scalable numerology across bands and bandwidths, e.g. 160 MHz

•  Integrated TDD subframe for licensed, unlicensed •  TDD fast SRS design for e.g. 4GHz massive MIMO •  Device centric MAC with minimized broadcast

…

mmWave

•  Sub6 GHz & mmWave •  Integrated MAC •  Access and backhaul •  mmWave beam tracking

Wide area IoE

•  Low energy waveform •  Optimized link budget •  Decreased overheads •  Managed mesh

High reliability

•  Low latency bounded delay •  Optimized PHY/pilot/HARQ •  Efficient multiplexing of low

latency with nominal

5G Mobile Broadband

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Uniform user experience •  New lower latency primary carrier•  Massive MIMO with new PHY/MAC designs to

decrease network energy and improve coverage•  Multi-connectivity across 5G, 4G, Wifi •  Network managed multi-hop connectivity

Improved cost & energy efficiency •  Integrated access and backhaul•  Fully incorporate network function virtualization•  Cost/energy efficient design for network & devices

Enabling higher rates •  Wider BW’s and mmWave for multi-Gbps rates•  Integrated MAC across 5G mmW & 5G sub-6Ghz•  Improved energy efficiency for higher

transmission rates

Improved network capacity •  Flexible multiplexing mechanisms •  Full duplex MAC•  Coordinated spatial techniques

Signal to Noise Ratio (SNR) CDF vs. Distance

SNR (dB)

F(x

)

5G design across mmWave and sub 6 GHz

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 Directional beamforming for coverage and minimizing interference   Indoor and outdoor picocells, integrated access and backhaul

−  100-200m connectivity in NLOS channels

 Multiband devices sub 6 GHz and e.g. 28 GHz, 60 GHz, or other bands

28GHz: Outdoor to Outdoor Path Loss & Coverage, urban Manhattan 3D Map 28GHz Indoor Office Bldg. Measured Path Loss

mmW outage with hand-off to 5G

WAN

20dB offset due to frequency difference

normalized out

Distance (m)

Pat

h Lo

ss N

orm

aliz

ed to

1m

(dB

)

10 100

5G Wide Area IOE  Improved coverage and robustness for low power devices −  Efficient subscription management and reduced signaling overhead

−  New multiple access designs for asynchronous grant-free transmission for uplink direct transmission

−  New waveform and coding for higher efficiency

−  Leverage managed multi-hop for improved range

IOE Capacity

Link budget

IOE Battery Life

Link budget

5G Priority Services

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 High reliability and low latency -- without compromising efficiency −  New control mechanisms for efficient multiplexing of low latency traffic and

nominal 5G traffic

−  Improved reliability through latency bounded link adaptation

−  Fast failover to redundant links if primary link interruption

−  New cross-layer design for mission critical QoS and arbitration

Mobile Broadband Capacity

Capacity for Services requiring Low latency & enhanced reliability

Capacity

Latency

Increasing Latency

Increasing Reliability

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Support licensed & unlicensed spectrum sub-6GHz and above 6GHz

including mmWave bands

Integrated access & backhaul

Massive spatial

processing

Coordinated spatial techniques

Multiple access for more active

connections Device-to-device communication &

discovery Multi-hop

5G radio access techniques

Full self-configuration

Even denser network deployment

Context-aware network & devices

Low latency andhigh reliability

Flexible and scalable network

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Flexible business models Deployment, subscription, charging

Lower latency Such as control and user plane closer to edge

Distributed Architecture

Reduced overall cost, reduced backhaul and lower energy

Multi access to a single core network

Edge security Design for less-trusted nodes

Modular core network Scale from wide area deployments to hotspot nodes

4G RAN

5G ACCESS

WI-FIVirtualized network functions Dynamically distributed based on mobility

Unified air interface Support diverse requirements

and spectrum types

Better spectral, cost and energy efficiencies

While leveraging 4G and Wi-Fi investments

Summary: 5G key design characteristics

User-centric approach Bring computing, content, connectivity closer to user

New techniques Exploit advances in communications and computing

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Empowering new user experiences

new industries

new services and devices

5G

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