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

Transcription

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

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

3 Actively Shaping the Connected World Indoor Capacity Solutions Mobile Communication Solutions Satellite Reception Solutions Broadcast Solutions Automotive Solutions Broadband Solutions 3

4 RF Trends Towards 5G Spectrum / Spectral Efficiency Spectrum / Bandwidth Extension Cell Densification embms 4

5 Magic Triangle for Antennas Spatial Multiplex Access Array Antennas 4X-Array Massive MIMO DAS Street Connect Multibeam 10-Port 12-Port Multi Cell Antennas Network Densification Multiband Antennas Spectrum Extension 5

6 DC 48V DC 48V DC 48V DC 48V DC 48V Opt fibre Opt fibre Koax Feeder Opt fibre Opt fibre Opt fibre Koax Koax Koax From Passive to Active Antennas R R H TMA RRH Combiner BS GSM 900 GSM 900 UMTS 2100 GSM 900 Radio Server LTE 800 GSM 900 Radio Server LTE 800 Radio Server Radio Server Radio Server Makro BS RRH & Radio Server Active Antenna 2 Bands 4x4 MIMO mm Wave for massive MIMO Multiband Active Antenna 4x4, 8x8 MIMO or MASSIVE MIMO? 6

7 How to increase Data Rates? MIMO & Massive MIMO Interference Reduction Sectorization LTE: 2x2 MIMO LTE: 4x4 MIMO LTE-A: 8x8 MIMO 5G: Massive MIMO Optimized pattern: - Front/Side Ratio - F/B Ratio - SPR - Sidelobes Shannon: C ~ n f log2(1 S I) Horizontal: - 6 sectors Vertical: - 3x 2 sectors Combined: - Horizontal & Vertical RF Optimization Reduction of Losses - RRH near antenna - AIR - AAS n Number of Antennas f Bandwidth S/I Signal to Interference Ratio 7

8 Macro Antennas 8

9 General Building Blocks

10 More Bands in combination with higher MIMO-Modes MIMO x2 X X X X 4x4 X X X X X Ports 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 2x2 4x4 Massive MIMO Differtent MIMO Antennas 10

11 Relative Bandwidth New Radiator - Technologies Radiator Technology: 1. Yagi Vector Dipoles: Ultra wideband MHz MHz 70.0% 60.0% 50.0% Lowband Highband 40.0% 30.0% 20.0% 10.0% 0.0% Year 11

12 New Radiator Technology MHz Patent Pending 12

13 Massive MIMO 13

14 Use Cases Massive MIMO Makro Times Square Airport / Metro / Mall Automotive Stadium 14

15 New Architecture for FDD Massive MIMO 15

16 8 Rows Typical Architecture for FDD Massive MIMO Antenna RF Sub-System: Tx & Rx Single Band 8 Columns SDR Array of RF-Sub-Systems 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) 16

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

18 3 Rows New Idea: Inverted Rx/Tx Architecture Pending Patent RF Sub-System 1: Tx B3 & Rx B7 8 Columns SDR 48 Data Streams RF Sub-System 2: Tx B7 & Rx B3 Arrays of RF-Sub-Systems SDR 48 Data Streams total 96 Data Streams 18

19 Advantages of Inverted Rx/Tx Architecture Band 3 Band Rx Tx Rx Tx Standard Dualband Array All values in MHz Rx Tx Reduced Filter Complexity RF Sub-System RF Sub-System Rx Tx 19

20 PIM - Advantage of Inverted Rx/Tx Architecture -150dBc -160dBc Standard Antenna - 30dB Rx Tx Rx Tx 2f 1 -f 2 IM3 f 1 f 2 2f 1 -f 2 f 1 f 2 RF Sub-System 1 RF Sub-System 2 Effect: Very robust Passive System Intermodulation 30 db Production Reserve 40dB Isolation 20

21 Smallcell Antennas 21

22 Small Cell Antennas Slimpole / Smartpipe 100 mm Hidden Antenna Kathrein Street Connect Low visible impact Omni, BiSec, TriSec Street furniture In-ground antenna Omni IPR pending IPR pending IPR pending 22

23 New Radiator - Technologies 1. Slot Vector Dipoles covering MHz 2. Dielectric resonator antenna technology with exact frequency matching 23

24 New GHz Radiator Technology Patent Pending 24

25 KATHREIN Dielectric Resonator AntennaTechnology Patent Pending 25

26 4 GHz Patent Pending 26

27 4 GHz Patent Pending Array Setup for Measurements 27

28 mmwaves 28

29 WRC 2019 Candidates for mmw Bands

30 Antenna Technologies for 28GHz Radiators on Printed Boards Waveguide Technology LTCC Technology Patent Pending 30

31 Waveguide Horn Antenna with Filter Feeding Network Waveguide Radiator Filter Structure 31

32 28GHz Multi Layer 8x4 Array Patent Pending Co-Pol, 28GHz, P1 Co-Pol, 28GHz, P2 Co-Pol, 28GHz, P3 Co-Pol, 28GHz, P4 32

33 Automotive, Industry 4.0 & Broadcast 33

34 Car Antenna Technologies 34

35 Industry 4.0 Communication infrastructure Network of production system RU RU MU IQ-Interface to Central unit IQ-Interface to Central unit MU Wireless RFID Reader Wireless RFID Reader MU Wireless RFID Reader MU Wireless RFID Reader RFID UHF-Tag 35

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 Source: IFN, TU Braunschweig, Germany 36

37 37 Thank You!