W-band Point to Multipoint Backhaul of 4G -5G mobile in dense cities & fix residential

Transcription

1 W-band Point to Multipoint Backhaul of G -G mobile in dense cities & fix residential François Magne WHEN-AB, France W µwave & RF Wireless mm-wave for LTE-A & towards G, March 07

2 AGENDA W-band wireless system for high-capacity distribution: APPLICATIONS NETWORKING ARCHITECTURE DATA SHEET SYSTEM & PRODUCT PRODUCTS & TECHNOLOGY Transmission Hub TWT Terminal CHIP SET Antennas DEPLOYMENT ECONOMY STATUS MAIN ADVANTAGES µwave & RF Wireless mmwave for LTE-A & towards G, March 07

3 APPLICATIONS W-band wireless system for high-capacity distribution: Distributes 0GBps from a PoP to dozens of small Cells BS with 00Mbps Small cells backhaul (dense cities) and residential fixed access (digital divide*) *Indeed will first provide Gbps access to the home at low cost µwave & RF Wireless mmwave for LTE-A & towards G, March 07

4 NETWORKING ARCHITECTURE -Tiers structure for supple high capacity distribution PmP access ACCESS TIER Sub Wireless & Ethernet 00m BACKHAUL TIER PmP mm-wave 00Mbps, - Km INFRASTRUCTURE TIER Fibrer optics >Gbps 0-00 Km TWEETHER PMP capacity distribution PTP fronthaul extension to Core Fiber PMP mm-wave hub Small Cell AP LTE Entreprises Multi Dwelling Residential Tweether distributes collects and aggregates capacities to any client configuration. Interfaces CORE-Fronthaul and RAN on GBE µwave & RF Wireless mmwave for LTE-A & towards G, March 07

5 DATA-SHEET SYSTEM & PRODUCTS 9-9GHz PmP System Equipment- features TYPICAL VALUES Distribution: PmP Sectors Capacity: 0Gbps for GHz spectrum Capacity per sector:,gbps Variable distributed throughputs Transmissions: multiplex of to Channels Programmable for the local distribution Transmission Hub: NIU & ODU Terminals ODU 8 Modems TH Terminal Modems TDD-TDMA Channels MHz to 8 sectors 8 to terminals/sector 0Mbps / 0MHz channels 00Mbps / 80MHz channels 00Mbps / 0Mhz channels Modulations QPSK to QAM ACM Ranges 99,99% availability in K ITU area,km PmP Km PtP Carrier Ethernet Networking 80.ad, 80,p&q, QoS SP-WRR TH interface SFP-GBE PRODUCTS main features TH ODU Terminal ODU notes Antennas dBi, dbi Horn -Lens Power Amplifiers P dbm dbm TWT -GaAs Receivers noise figures, db, db GaAs Interface SMA to IDU RJ 000BT* *Modem in SIZE hxwxd mm 0x80x80 0x0x70 Terminal 0W µwave & RF Wireless mmwave for LTE-A & towards G, March 07

6 TRANSMISSION HUB IDU TWT ODU Modems Stack Multiplexer Switch- Aggregation SMA UC TWT LNA horns DC TH KEY FEATURES IDU Aggregate Capacity,Gbps Transmitter power: P Receiver: NF Sector antenas Bandwidth Up to modems of 0-80MHz 0 dbm, db 9-7-dBi 9-9GHz µwave & RF Wireless mmwave for LTE-A & towards G, March 07

7 Output power (W) Phase (degrees) TWT of the Transmisson.Hub TWT W-band Psat >0W > dbm P 0W 9 dbm Gain >0 db PAE 0% Bandwidth % Length 0mm a) phase Output power 0 Input power (mw) b) Output power (dbm) Carrier rd intermods 0 8 Input power (dbm) µwave & RF Wireless mmwave for LTE-A & towards G, March 07 Fig. : a) Saturation of the output power; b) output power of the carrier and the third order intermods as function of the input power

8 NF [db] TERMINAL Small cell BS sector 0 x 0 mm Low foot-print GbE PoE 0 Pout, GP & PAE vs T hub Transmitter PA gain (& driver TWT) PA Power P db dbm PAE (%) Pout Gain Efficiency Receiver LNA NF db Pinj(dBm) LNA Gain 0 db µwave & RF Wireless mmwave for LTE-A & towards G, March frequency [GHz]

9 CHIP SET TH: TWT Driver, Receiver Terminal: Transceiver Characteristics MMIC G P OIP S S NF Spurious Image Unit db dbm dbm db db db dbc dbc X UC LO - PA PAE 0% LNA DC LO - Meets the required qualities for TH & Terminal: - Wide frequency bandwidth - Linear chain, low spurious - Low phase noise, Low noise factor - Low cost µwave & RF Wireless mmwave for LTE-A & towards G, March 07

10 Small low cost antennas for the Hub and for the Terminals Antenna designs Hub Horn L=0mm Very low side lobes For hihg density deployments Terminal Lens D=mm F=70mm Parameter Terminal Hub Radiation pattern shape Directive Sector Operation bandwidth (RL > 0 db) 9 9 GHz 9 9 GHz Realized Gain > dbi > 9 dbi HPBW Azimuth. degrees degrees HPBW Elevation. degrees 7 degrees SIDES +/-xθdb <-0dB <-0dB µwave & RF Wireless mmwave for LTE-A & towards G, March 07

11 µwave & RF Wireless mmwave for LTE-A & towards G, March 07 Deployment model: dimensioning Model computes* Backhaul capacity and configuration: number of hubs, sectors and modems upon cases entries for dense cities or residential area and with allocated spectrum. Dense cities mobile application inputs: population and density Residential fix application: population and house-holds density *beforehand models computes cells radius upon required service and cells capacity upon spectrum Interferences frequency re-use : Model includes interferences computation between neighbors sectors :TH and terminals Coverage examples: dense city of 00kha and residential of 0kha radius ~Km DEPLOYMENT / CELL radius 00 m rank RADIUS,9 km Surface: km² a HUB BS 7,7 /SECTOR R 0 F F F F F a F F F F F R f 0 City small cells for mobile LTE-A Residential FIX G,GHz

12 DEPLOYMENT / Deployment on large residential areas: Houses inter-distance # inhabitants Downtown deployment Match sectors with demands and take masks into account µwave & RF Wireless mmwave for LTE-A & towards G, March 07

13 ECONOMY / K TCO = years OPEX + CAPEX amortized on 0years Capex/Mbps Dense city: Av Cost/subscribers * / capex /opex of TCO K Residential areas: Av Cost/subscribers 7 * µwave & RF Wireless mmwave for LTE-A & towards G, March 07 *80% penetration and operators market share. Over years

14 ECONOMY competition / COMPARISON on Km² to feed 0 small cells. PmP SECTORS with 8MODEMS/TH 0 links PtP µwave & RF Wireless mmwave for LTE-A & towards G, March 07

15 Status and Field Trial STATUS Integration of technology has started for RF front end modules Products to be assembled and tested Q 07 Installation and networking in Valencia Q 07 Field test and demonstrations Q 08 µwave & RF Wireless mmwave for LTE-A & towards G, March 07

16 ADVANTAGES High capacity distribution problem is solved with PmP and TWT Simple networking and installation Adaptive capacity and load balancing: upload down load and to N N+ Products instead of N (PtP) No frequency plan and best frequency re-use (:) No high precision pointing, gain maintained Lower foot prints TCO cheaper: 0% less than E-band PtP & > times less than fibre optics. Pay as you grow Conclusion Increase efficiency Decrease installation burden Decrease all costs µwave & RF Wireless mmwave for LTE-A & towards G, March 07

17 Thank you for the attention! Follow TWEETHER project on The project has received funding from the European Union s Horizon 00 research and innovation program under grant agreement no 78 µwave & RF Wireless mmwave for LTE-A & towards G, March 07

18 µwave & RF Wireless mmwave for LTE-A & towards G, March 07 TWEETHER Consortium

19 GHz GHz 8 GHz GHz GHz 8 GHz 8 GHz GHz 0 GHz 70 GHz 80 GHz 90 GHz mm Waves: the solution to distribute capacity at much lower cost and burden than fibre Microwaves Limited frequency band Millimetre waves Multi-GHz frequency band P t P O P t P P t P NLOS Traditional Microwave Frequencies Millimetre Wave Frequencies V band strongly impacted by O absorption peak and suitable only for PtP link E band licensed for PtP W-band (9-9 GHz) µwave & RF Wireless mmwave for LTE-A & towards G, March 07