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PUBLIC PAUL HART SVP AND GM OF RADIO FREQUENCY NXP SEMICONDUCTORS 5G TECHNOLOGY SUMMIT SHANGHAI, CHINA JULY 21, 2016 RF POWER AMPLIFIER SOLUTIONS FOR 5G

RF Power Amplifier Solutions for 5G

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Page 1: RF Power Amplifier Solutions for 5G

PUBLIC

PAUL HARTSVP AND GM OF RADIO FREQUENCYNXP SEMICONDUCTORS

5G TECHNOLOGY SUMMITSHANGHAI, CHINAJULY 21, 2016

RF POWER AMPLIFIER SOLUTIONS FOR 5G

Page 2: RF Power Amplifier Solutions for 5G

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FAST-TRACK 5G WITH NXPLEADER IN RF, PIONEER IN 5G

Page 3: RF Power Amplifier Solutions for 5G

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Diversity of Applications on Radio Networks of the FutureThe end of ‘one size fits all’ solutions

Low

Pow

er

Wire

less

2G/3

G4G

Pre

5G

5G

Massive MTC

Low Power &Small signaling

overhead

MBBCapacity & Coverage

Critical MTC

Latency &ReliabilityeMBB

Ultra High Capacity

mmW RAN

Time

*eMBB: enhanced Mob BB*MTC: Machine Type Comm

Page 4: RF Power Amplifier Solutions for 5G

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5G: Evolutionary Migration

4GRel 13

Pre 5GRel 14

5GRel 15

5GRel 16+

Mobile Broadband Advanced Mobile Broadband eMBB eMBB + cMTC + mMTC

2016 2017 2018 2019

Carrier Aggregation mMIMO Spectrum expansion Densified networks

App

sS

tand

ard

RA

N

evol

utio

n

Drivers for Network evolution Higher performance and capacity applicationsMobile HD videoLast mile connectivityConnected carsAugmented reality Real time controlMachine to machine connectivity

Toolkit for RAN evolution Single-User Massive MIMO: advanced antennas with beam steering for improved user experienceMulti-User MIMO: Transmit data to multiple users using same frequency resources Intelligent Connectivity: Overlay 4G and 5G resources for smart and efficient routing of data Latency Reduction: Shorten network access time to enable real-time communications Expanded spectrum: capacity augmentation with mm/cm wave spectrum

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Radio Network Evolution

2015 2019 2023

2013 2017 2021 2025

First LTE MU mMIMO deployments in 2017, first 5G MU mMIMO deployments in 2019

More frequency bands @ higher frequency will be added, old bands stay, larger SBW @ higher frequency bands

Continuous increase in antenna elements ► lower power per antenna element ► higher level of integration

Macro BTSLTE, MIMO2-8 Tx10-40 Watt per PA0.7-2.7 GHz

Macro BTSLTE Advanced ProMU massive MIMO (fully digital)32-64 Tx3-5 Watt per PA2.3-3.8 GHz, TDD

Macro BTS5GMU massive MIMO(fully digital)64-128 Tx1-3 Watt per PA1.8-6.0 GHz, TDD

Small CellsLTE, MIMO2 Tx100 mW to 10 W per PA0.7-2.7 GHz

Small CellsLTE, MIMO2-8 Tx100 mW to 10 W per PA0.7-6.0 GHz

Small Cells: mm-Wave 5G, beam forming, MIMO(hybrid beamforming)128, 256 and more antennasup to ~100 mW per PA> 6 GHz + < 6 GHz anchor, TDD

First LTE MU mMIMO Deployments, 2.6 GHz

First 5G Deployments, 3.5 GHz

Page 6: RF Power Amplifier Solutions for 5G

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Pre-5GAdding Higher Frequencies, More Antennas, Smaller PAs

Waveform: LTE type signals

New bands up to 6 GHz, wider channels

Improved utilization of channel (spectral efficiency), with need to overcome adverse propagation characteristicsMIMO → massive MIMOMIMO takes advantage of multipath propagationMore throughput, i.e., more data over the same channel MIMO is already being used as part of 4G (2T, 4T, etc.)Each “TX” will use a single PAThe higher the frequency, the higher the order of MIMO

More antennas also allow for beamformingFocus energy on defined spatial area

0.00E+00

1.00E+09

2.00E+09

3.00E+09

4.00E+09

5.00E+09

6.00E+09

7.00E+0990

92

94

96

98

100

102

104

106

108

110Free Space Path Loss

1,000m

Frequency (Hz)

FSP

L (d

B)

9 dB

5 dB

1 GHz

2.7 GHz

4.5 GHz

Page 7: RF Power Amplifier Solutions for 5G

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RF Components for Pre-5G

Higher frequency bandsSi LDMOS remains the workhorse in current cellular bandsIII-V expansion (GaN and GaAs) at >3.5GHzLarger parasitic impact require higher level of integration needed

Lower transmit power level for mMIMO & small cellsLower supply voltages Smaller PA footprint requirements require higher levels of integration

Continually increasing signal bandwidth

Continued push for higher efficiency PAsDoherty + DPD still best-in-classRe-evaluate linearization options for mMIMO and small cellsContinue research on alternate high η PA technologies

2G

3G

4G

5G

0.6 6 60

Frequency (GHz)

2020 |

2010 |

2000 |

1990 |*

2G 3G 4G 5G0.01

0.1

1

10

100

PA

Tra

nsm

it P

ower

(W)

1990 2000 2010 2020 *

Required expansion of scope

Current Focus of RF PA Vendors

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5G – cm & mm Wave Challenges and Questions

Use casesMassive bandwidth, but poor propagationIndoor vs. outdoor, path loss & building penetration

System ArchitectureSemiconductor technology, interconnects, packagingMonolithic vs. multi-chip integrationBeamforming vs. massive MIMO, digital vs. analog vs. hybrid amplitude and phase controlIntegrated PA/Antenna elements?

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5G Integration beyond the PA

BBProcessor

DUCCFRDPD

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NXP 5G Roadmap AlignmentPA Technology Leadership: Si-LDMOS, Gallium Nitride, Gallium Arsenide, SiGe BiCMOS, Advanced Packaging for Monolithic & Multi-Chip Integration

Thought Leadership: Driving 5G system integrationL1 functions in radio to reduce optical challenges

Pioneering high power integration to meet 5G radio size & cost challenges

Collaboration with industry partners to demonstrate new concepts

Performance & Quality: Striving to be the industry performance leader with highest total quality

System integration is becoming the biggest challenge

NXP is building a cohesive roadmap spanning frequency, power and functions – digital and analog

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Thank You.

Page 12: RF Power Amplifier Solutions for 5G