NSN Flexi EDGE BTS.ppt
- 1. 1 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTI/ 10122009 Flexi EDGE BTS
- 2. 2 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 GSM System Architecture Our focus (BSS system)
- 3. 3 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Pole installation Stacked installation Flexi BTS installation options Wall installation Nokia, 3rd party BTS cabinet or SSS installation multiradio unique BTS reducing costs Urban feederless site application *BB hopping
- 4. 4 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Sector module (3HU) • Logical module comprising Dual TRX and Dual duplexer modules System Module (3 HU) • O&M, power distribution, system bus Dual duplexer module (optional) (1HU) • Duplexing & multicoupling, VSWR, Bias-T • Min 1/ sector; paired with Dual TRX module Dual TRX module (2HU) • 2 carrier unit • Either stand-alone or part of Sector module Main modules of Flexi EDGE BTS HU = 44.4 mm Slot for 0-2 WBC’s Slot for TRS interface
- 5. 5 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Main modules of Flexi EDGE BTS DualTRX needs to be paired either with DDU or RTC System module Dual duplexer module and Wideband combiner submodule (optional, for all bands) Dual TRX module Remote Tunable Combiner (optional, only for 900/1800) + RTC is low-loss, high capacity filter combiner supporting only baseband hopping DDU/WBC is a flexible high capacity combining method supporting both wideband and baseband hopping choose antenna combining option System extension module
- 6. 6 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Flexi EDGE - Cost Optimized Configuration (3+3+3) TRX for extension With Cost Optimized Configuration the amount of Dual TRX HW is optimized for cost 3+3+3 -> 4+4+4 upgrade requires new DTRX and a site visit
- 7. 7 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Flexi EDGE Upgrade Optimized Configuration 3+3+3 With Upgrade Optimized Configuration the Dual TRXs are not split between sectors. 3+3+3 -> 4+4+4 upgrade can be done remotely by SW This TRX remotely activated for 4+4+4 This TRX remotely activated for 4+4+4 This TRX remotely activated for 4+4+4
- 8. 8 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Base station sites are the main energy consumers in a mobile network 90% 10% 70% 30% Site energy consumption (heating/cooling, etc.) BTS energy consumption Other (controllers, core, OSS, etc.) BTS sites
- 9. 9 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Flexi EDGE Power Consumption Innovations • Disabling the PA bias when traffic goes down – Always enabled, on per timeslot basis – Decision to switch the bias on/off made dynamically by the BTS during start of each timeslot. BTS power consumption BTS traffic load TS0 TS1 TS2 TS3 TS4 TS5 TS6 TS7 TS0 TS1 bias on bias off efficiency low efficiency high competitor BTS+ on on off off off off on on on on Flexi Traditional BTS Copied to UltraSite TRXs manufactured Year 2007 onwards
- 10. 10 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 NSN Smart Site Solution Example
- 11. 11 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Flexi WCDMA – Feeder less Solution Flexi WCDMA and Flexi EDGE Flexi WCDMA - Feeder less Solution. Flexi WCDMA – System module mounted on tower leg Flexi WCDMA – RF module mounted on antenna pole
- 12. 12 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Flexi EDGE – Aluminum Feeder Flexi EDGE – System and RF Module mounted on tower leg Aluminum Feeder – from the RF module to antenna system
- 13. 13 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Tubular Tower with Platform Platform system for the equipments above the ground Platform system for the equipments and antenna system
- 14. 14 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Solar System Solar Panels Battery House BTS power consumption BTS traffic load TS0 TS1 TS2 TS3 TS4 TS5 TS6 TS7 TS0 TS1 bias on bias off efficiency low efficiency high competitor BTS+ on on off off off off on on on on Flexi Traditional BTS
- 15. 15 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTi / 10122009 Flexi EDGE BTS vs. Traditional BTS Designs Flexi offers a wide variety of benefits over traditional BTS designs: POWER CONSUMPTION -30% vs. UltraSite 2006 -15% vs. UltraSite 2007 -Real time PA shot down -DTRX complete shut down Performance -Matching UltraSite RF -Feederless Site for cost effective coverage DIMENSIONS 24TRX in UltraSite 12TRX volume 4+4+4 in height of 86cm and 150kg PRODUCTIZATION More value in sw, lisencing for: MHA support, TRX capacity, DPTRX, TRS i/f & funct. TRANSMISSION ENHANCEMENTS Flexi optimized for tail and chain sites FlexiHub adds capacity and new interfaces FLEXIBILITY IN SITE SELECTION Installation in wall, pole, Flexi cabinets, 19” racks, Talk OD MULTIRADIO SITES Complements Flexi story Flexibility for multiradio installations EASY INSTALLATION Cabinet not mandatory, no cranes Modules carried by one man
- 16. 16 © Nokia Siemens Networks Flexi EDGE BTS Status / VeTI/ 10122009 Thank You!
Editor's Notes
- #2: Title slide Used as a prompt to start the presentation
- #3: BSSAP BSS Application Part BSSMAP BSS Management Application Part DTAP Direct Transfer Application Part MM Mobility Management CM Connection Management CC Call Control SS Supplementary Services SMS Short Message Services SCCP Signalling Connection Control Part MTP Message Transfer Part RR Radio Resources BTSM BTS Management LapD Link Access Protocol on the D channel LapDm Link Access Protocol on the D channel modified
- #10: Bulleted text Pre-designed placeholders have been set into the master for title body copy and bullets. Titles Arial 28pt dark grey, second element to titles shown in 18pt dark grey for long titles. Body text 24pt black, bullets orange. If needed, smaller size can be used (min.16pt).