Antenna Evolution: From 4G to 5G - Presentation from Kathrein

1. Antenna Evolution
From 4G to 5G
June 2016, M. Göttl

2. 2
New Use Cases – 5G Market Approach
| Antenna Evolution: From 4G to 5G |
5G Mobile Communication
New Technology
Automotive Adaption to 5G
Smart Building/ IoT
Industry 4.0/ Localisation
Indoor Services – Small Cell
Solutions
Broadcast Converngence (eMBMS)
CAR
Macro
GNSS
Infrastructure
UE / Roadside
V2X
V2V
D2D MTC
eMBMS
Broadcast
Macro

3. 3
Actively Shaping the Connected World
| Antenna Evolution: From 4G to 5G |
Satellite Reception Solutions
Indoor Capacity Solutions Mobile Communication Solutions
Broadcast Solutions
Automotive Solutions Broadband Solutions

4. 4
RF Trends Towards 5G
| Antenna Evolution: From 4G to 5G |
eMBMS
Cell
Densification
Spectrum /
Bandwidth Extension
Spectrum /
Spectral Efficiency

5. 5
Magic Triangle for Antennas
| Antenna Evolution: From 4G to 5G |
Array Antennas
Multiband
Antennas
Multi Cell
Antennas
Network Densification Spectrum Extension
Spatial Multiplex Access
Massive MIMO4X-Array
DAS Street Connect … 10-Port … 12-Port …Multibeam

6. 6
2020
Makro BS
1990 2004
Combiner
TMA
GSM900
UMTS2100
Koax
BS
GSM 900
KoaxFeeder
2011
RRH &
Radio Server
GSM900
Radio
Server
LTE 800
RRH
Optfibre
DC48V
Koax
GSM900
Radio
Server
LTE 800
R
R
H
Optfibre
DC48V
Koax
Multiband Active Antenna
4x4, 8x8 MIMO
or
MASSIVE MIMO?
Radio
Server
Optfibre
DC48V
From Passive to Active Antennas
| Antenna Evolution: From 4G to 5G |
2015
Active Antenna
2 Bands 4x4 MIMO
Radio
Server
Optfibre
Optfibre
mm Wave for massive
MIMO
2017
Radio
Server
DC48V
DC48V

7. 7
How to increase Data Rates ?
| Antenna Evolution: From 4G to 5G |
MIMO & Massive MIMO
LTE: 2x2 MIMO
LTE: 4x4 MIMO
LTE-A: 8x8 MIMO
5G: Massive MIMO
Interference Reduction
Optimized pattern:
- Front/Side Ratio
- F/B Ratio
- SPR
- Sidelobes
Sectorization
Horizontal:
- 6 sectors
Vertical:
- 3x 2 sectors
Combined:
- Horizontal & Vertical
RF Optimization
Reduction of Losses
- RRH near antenna
- AIR
- AAS
)1(log~ 2 ISfnC 
Shannon:
n – Number of Antennas
f – Bandwidth
S/I – Signal to Interference Ratio

8. 8
Macro Antennas
| Antenna Evolution: From 4G to 5G |

9. 9
General Building Blocks
698-960
1695-2690
1427-2690
1695-2170
| Antenna Evolution: From 4G to 5G |

10. 10
More Bands in combination with higher MIMO-Modes
Differtent MIMO Antennas
| Antenna Evolution: From 4G to 5G |
2x2 4x4 Massive MIMO
MIMO 700 800 900 1500 1800 2100 2400 2600 3500
2x2 X X X X
4x4 X X X X X
Ports 700 800 900 1500 1800 2100 2400 2600 3500
16 X X X X X
18 X X X X X X
20 X X X X X X X
24 X X X X X X X X
28 X X X X X X X X X

11. 11
New Radiator - Technologies
| Antenna Evolution: From 4G to 5G |
Radiator Technology:
1. Yagi – Vector – Dipoles: Ultra wideband
• 554-960 MHz
• 1427-2690 MHz
0.0%
10.0%
20.0%
30.0%
40.0%
50.0%
60.0%
70.0%
1985 1990 1995 2000 2005 2010 2015 2020
RelativeBandwidth
Year
Lowband
Highband

12. 12
New Radiator Technology 554-960 MHz
| Antenna Evolution: From 4G to 5G |
Patent Pending

13. 13
Massive MIMO
| Antenna Evolution: From 4G to 5G |

14. 14
Use Cases Massive MIMO
StadiumAutomotive
Airport /
Metro / Mall
Makro
Times
Square
| Antenna Evolution: From 4G to 5G |

15. 15
New Architecture for FDD Massive MIMO
| Antenna Evolution: From 4G to 5G |

16. 16
Typical Architecture for FDD Massive MIMO Antenna
Single Band 64 Element XPol Active Antenna System (AAS)
 128 Active Antenna Elements (8 columns x 8 rows x 2 polarizations)
 128 Rx/Tx Diplexers
 128 Calibration Signals
 128 Data Streams (CPRI Antenna Carrier AxC)
| Antenna Evolution: From 4G to 5G |
Single Band
Array of
RF-Sub-Systems
8 Columns
8Rows
SDR
RF Sub-System: Tx & Rx

17. 17
Typical DB Architecture for FDD Massive MIMO Antenna
| Antenna Evolution: From 4G to 5G |
Dual Band
128 Data Streams
8 Columns
8Rows
SDR
RF Sub-System band 1: Tx & Rx
Arrays of
RF-Sub-Systems
SDR
RF Sub-System band 2: Tx & Rx
8Rows
total 256 Data Streams
128 Data Streams

18. 18
New Idea: Inverted Rx/Tx Architecture
| Antenna Evolution: From 4G to 5G |
Arrays of
RF-Sub-Systems
SDR
SDR
RF Sub-System 1: Tx B3 & Rx B7
RF Sub-System 2: Tx B7 & Rx B3
Pending Patent
8 Columns
3Rows
total 96 Data Streams
48 Data Streams
48 Data Streams

19. 19
Advantages of Inverted Rx/Tx Architecture
| Antenna Evolution: From 4G to 5G |
1710 18801785 1805 2500 2570 26902620
Rx Tx Rx Tx
Standard Dualband Array
20 50
Reduced Filter Complexity
RF Sub-System 2
RF Sub-System 118801805 2500 2570
1710 1785 26902620
Tx
Rx
Rx
Tx
620
835
All values in MHz
Band 3 Band 7

20. 20
PIM - Advantage of Inverted Rx/Tx Architecture
| Antenna Evolution: From 4G to 5G |
Standard Antenna
f1 f22f1-f2
-150dBc
Rx Tx
Effect: Very robust Passive System Intermodulation
30 dB Production Reserve
f1 f22f1-f2
-160dBc
RF Sub-System 1 RF Sub-System 2
40dB
Isolation
- 30dB
Rx Tx
IM3

21. 21
Smallcell Antennas
| Antenna Evolution: From 4G to 5G |

22. 22
Small Cell Antennas
Slimpole / Smartpipe
100 mm
Low visible impact
Omni, BiSec, TriSec
In-ground antenna Omni
Kathrein Street
Connect
Hidden Antenna
Street furniture
IPR
pending
| Antenna Evolution: From 4G to 5G |
IPR
pending
IPR
pending

23. 23
New Radiator - Technologies
| Antenna Evolution: From 4G to 5G |
1. Slot – Vector Dipoles covering 3400-6000 MHz
2. Dielectric resonator antenna technology
with exact frequency matching

24. 24
New 3.4-6 GHz Radiator Technology
| Antenna Evolution: From 4G to 5G |
Patent Pending

25. 25
KATHREIN Dielectric Resonator AntennaTechnology
| Antenna Evolution: From 4G to 5G |
Patent Pending

26. 26
Demonstrator @ 4 GHz
| Antenna Evolution: From 4G to 5G |
Patent Pending

27. 27
Demonstrator @ 4 GHz
Array Setup for Measurements
| Antenna Evolution: From 4G to 5G |
Patent Pending

28. 28
mmWaves
| Antenna Evolution: From 4G to 5G |

29. 29
WRC 2019 Candidates for mmW Bands
| Antenna Evolution: From 4G to 5G |
27.0-28.4

30. 30
Antenna Technologies for 28GHz
| Antenna Evolution: From 4G to 5G |
Radiators on Printed Boards Waveguide Technology LTCC Technology
Patent Pending

31. 31
Waveguide Horn Antenna with Filter
| Antenna Evolution: From 4G to 5G |
Feeding Network Waveguide Radiator
Filter Structure

32. 32
28GHz Multi Layer 8x4 Array
| Antenna Evolution: From 4G to 5G |
Co-Pol, 28GHz, P1 Co-Pol, 28GHz, P2
Co-Pol, 28GHz, P3 Co-Pol, 28GHz, P4
Patent Pending

33. 33
Automotive, Industry 4.0 & Broadcast
| Antenna Evolution: From 4G to 5G |

34. 34
Car Antenna Technologies
| Antenna Evolution: From 4G to 5G |

35. 35
Network of production system
| Antenna Evolution: From 4G to 5G |
MU
MU
MU
RU
IQ-Interface to
Central unit
RU
IQ-Interface to
Central unit
MU
Wireless
RFID Reader
Wireless
RFID Reader
Wireless
RFID Reader
Wireless
RFID Reader
RFID UHF-Tag
Industry 4.0 Communication infrastructure

36. 36
Broadcast Tower-Overlay with eMBMS
Point to Multipoint Applications:
 News ticker
 Radio over IP
 Live Video
 Sport events
 Music events
 News
Point to Multipoint Communication
| Antenna Evolution: From 4G to 5G |
Source: IFN, TU Braunschweig, Germany

37. 37 | Antenna Evolution: From 4G to 5G |
Thank You!