Kommunikatsiooniteenuste arendus IRT0080
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1 Kommunikatsiooniteenuste arendus IRT0080 Loeng 1/2013 Teenused ja ühendused Avo Ots telekommunikatsiooni õppetool TTÜ raadio- ja sidetehnika instituut 1
2 Koduleht Deklareerida > Avo Ots, harjutused (laborid) juh. Indrek 2
3 Korraldus VALIKAINE 8 loenguteemat Harjutustunnid (laborid), aruannete heakskiit Indrekult Eksamiprojekt (eskiislahendus) (kommunikatsioonilahenduse analüüs ja kavandamine ) > >seminarid semestri 6 viimast nädalat 3
4 Areng 4
5 Täna 5
6 Lairiba 6
7 Kuidas 7
8 Ühildamatus 8
9 Mobiilse juurdepääsu tehnoloogiad 9
10 ITU Frequency Bands for IMT Advanced MHz MHz MHz MHz MHz MHz MHz TDD FDD H-FDD F-FDD Time division duplex Frequency division duplex (full and half duplex) 10
11 Personal Bluetooth 60 GHz UWB GSM, CDMA, UMTS 3GPP Wide TVWS Regional Wi-Fi Local Metro WiMAX 11
12 Mobile reflector clusters Mobile device MIMO transmission uses multipath to send two or more streams 12
13 MIMO Channels DSP Up-down converters 4 x 4 MIMO paths to support n n and ITU M.1225 channel models Bidirectionality required to support beamforming 13
14 H21 2x2 MIMO Channel Model H11 H12 Transmitter Receiver H22 Fading Generators and Correlators Time-varying FIR filter weights Spatially correlated: H 11 correlated with H 12, etc., according to antenna spacing and cluster statistics Time correlated according to the Doppler model 14
15 Kodune lahendus Ethernet Wi-Fi Femtocell Home AP/router xdsl, Cable Metro Ethernet Broadband IP access Femtocells Wi-Fi enabled cell phones 15
16 Multiradio 16
17 Spektri kasutuse efektiivsus 17
18 Mobiili kasutus 18
19 Content Download Streaming On-demand Carousel Non-live Live Clips Push and store Video on-demand Pay TV program Subscription Free TV program 19
20 End User Services: Categorization Unified Messaging MMS Voice over IP Chat Buddy list Conferencing Presence configuration Availability configuration Entertainment m-gaming Gambling Audio Video Information Dynamic Info Svcs. Static Info Svcs. m-banking Commerce m-shopping m-ticketing & reservations m-advertisement 20
21 Architecture HUMAN / COGNITIVE LAYER The Conversation Social/Cultural Organizational Political Economic APPLICATION LAYER TEXT - - chat - SMS VOICE - Push-to-talk - Cellular - VoIP - Sat Phone - Land Line VIDEO/IMAGERY - VTC - GIS - Layered Maps SPECIALIZED - Collaboration - Command/Control - Integration/Fusion NETWORK LAYER WIRED - DSL - Cable WIRELESS LOCAL - WiFi - PAN - MAN WIRELESS LONG HAUL - WiMAX - Microwave - HF over IP REACHBACK - Satellite Broadband - VSAT - BGAN PHYSICAL LAYER POWER - Fossil Fuel - Renewable HUMAN NEEDS - Shelter - Water - Fuel - Food PHYSICAL SECURITY - Force Protection - Access Authorization OPERATIONS CENTER - NetSec - Command/Control - Leadership 21
22 Framework Real-time Operating System W-CDMA module EDGE module Baseband Processing Unit Digital Broadband Transceiver Smart Antenna Array BWA module Harmonization Re-configurable Kernel Programmable API Co-existence Interface Switchable Modules Scalable Data-rate DSP Engine Switch Pool Elastic Buffer Timing & Clock High-speed Pipe Up-converter Down-converter ADC / DAC Channelization Calibration Beam Control Array Control Power Amplifier 22
23 Ülesehitus ja seosed Next Generation Networks Legacy Telecom & Wireless Services IP-Enabled Services Access Telephony SMS/MMS Transport Gateways Transport VoIP and Multimedia Services Access Intelligent Network Gateways Intelligent Infrastructure Intelligent Infrastructure for IP-enabled Networks 23
24 Visual Networking Index Compound Annual Growth Rate exabyte (EB)
25 Nõuded sidekanalile Delay Packet Loss BER Data Rate Traffic Voice Data Video <100ms - <100ms <1% 0 <1% Kbps Mbps Mbps Continuous Bursty Continuous 25
26 Bitikiiruse areng (Mbps) 26
27 Kasv ja maksumus Maksumus COST Revenue L i i k l u s 27
28 Liiklus ja maksumus Maksumus LTE HSPA+ HSPA Basic 3G Liiklus 28
29 Tehnoloogiad 29
30 Hiina 30
31 31
32 Maapiirkond *Taebla* CAPEX 0.3 mil EUR Revenue 0.1 mil OPEX 0.1 mil Base station C l I e n t s 32
33 RF Management Dynamic Channel Assignment Dynamic Power Optimization RF channel 1 RF channel 6 RF channel 11 Eliminate coverage holes Optimize coverage area Avoid interference/improve performance Reduce hands on WLAN mgmt 33
34 Lugemist
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