EchoStar Communications SBC DISH Network VOD PC SBC E-mail,, TV E-mail Unified Communications SBC STB PC TV STB PC STB TV Cingular PC

H.323 SIP MGCP Packet signaling/gateway ITU-T( ) IETF(RFC 3261) IETF(RFC 2705) Session MG component H.323 Gatekeeper UA Server B2BUA Media gateway MG controller user Peer to Peer client/server VoIP Peer to Peer client/server VoIP carrier Master/clave CATV operator

Call signal H.225 Media control H.245 Audio codec G.711, G.722, H.723, G.728, G.729 Video codec H.261, H.263 Data sharing T.120 Media tranfer RTP/RTCP

1 Wi-Fi 2 -,,, 3 Google, Yahoo, Skype, MS VoIP 4-5 6 7 8 9 10 1-2 3 P2P Private Screening 4 (LBS) 5 6 (Micro-Payments) 7, Little Big Brothers 8 9 10

Upper Layer 802.11f 802.11d 802.11e QoS MAC PHY 802.11i 802.11k LAN 802.11r 802.11s Mesh Network 802.11fa 5GHz, 54Mbps 802.11b 2.4GHz, 11Mbps 802.11g 2.4GHz, 54Mbps 802.11h 5GHz 802.11j 5GHz 802.11n 2.4GHz & 5GHz, Throughput 100Mbps 802.11l (L 1 ) 802.11m LAN 802.11o (O 0 ) 802.11p LAN DSRC

802.16 LOS 46), MAC/PHY 10~66 GHz ( ) 134Mbps (28MHz) 802.16c 802.16 - - - 802.16a 802.16- REVd 802.16e LOS, MAC/PHY 2~11 GHz 75Mbps (20MHz) 5Km 8Km 2002 4 2003 1 2003 4 802.16/16a - - - 2004 802.16a LOS, 2~6 GHz 15Mbps (5MHz) 5Km 2005

/ 802.16-2004 802.16e Fixed Access / Χ Ο Ο Nomadic Access Portability Simple Mobility Full Mobility PCMCIA / Χ Ο Ο PCMCIA, / Χ Ο PCMCIA, PDA, / Χ Ο PCMCIA, PDA, / Χ Ο

LAN WiBro 1Mbps 1Mbps 100kbps,, PDA 60km/h 250km/h, PDA,, PDA 100m 1km 1km ~ 3km +

Virgin Mobile/BT Wholesale Microsoft DAB-IP 2006 O2 Arquva, Nokia DVB-H 2005.10 Vodafone Streaming 2005.10 Orange IPWireless TDtv 2006 Orange MobiTV Streaming 2005 Bouygeus Tel., VDL Samsung T-DMB 2006.01 Orange, SFR, Bouygeus Tel. Nokia DVB-H 2005.10 T-Systems Samsung T-DMB 2006.06 Microsoft DVB-H 2005.09 Telecom Italia DVB-H 2006.1H 3 Italia DVB-H 2006.2H TeliaSonera, Elisa Oyj Nokia, Digita DVB-H 2005.3~6 KPN Nokia DVB-H 2005.07 NRK Ericsson Streaming 2005.11 Albert Telecom, Telefonica Nokia DVB-H 2005.10 Swisscom Nokia DVB-H 2005.11 Verizon Wireless Qualcomm MediaFLO 2006 Modeo Nokia DVB-H 2006.1Q Verizon(VCast) EV-DO 2005.02 Guangdong Mobile Television Samsung T-DMB 2006.04 Beijing Jolon Dig. Samsung T-DMB 2006.1H Nokia DVB-H

NHK, 7 Others ISDB-H 2006.04 TU Media S-DMB 2006.04 LGT, KTF T-DMB 2005.12 SK Telecom T-DMB 2006.2H Chunghwa Tel. Nokia DAB-IP 2006 Bharati-Airtel Samsung/LGE T-DMB 2006.02 EMTEK Nokia DVB-H 2006.2H Telstra Nokia DVB-H 2005.06

DMB DVB-H MediaFLO ISDB-T, AV H.264, MPEG 2 H.264, MPEG 2 H.264, MPEG 2 H.264, MPEG 2 1.536MHz 8MHz 5~8MHz 6MHz 9.2Mbps 15Mbps 11.2Mbps 23Mbps 30 fps QVGA 24~30 fps QVGA 30/15 fps QVGA 30 fps QVGA

( ) (2004.09) (BIFS) (2005.09) DMB (MATE) DMB (MATE) DMB

( ) BIFS 3 SMS 2006/4Q / TPEG/TTI 55) 1 Initial Charge 2006/4Q BnDS 56) 0 Promotion 2006/4Q AdvancedEPG MiddleWare 0 2007/2Q, MiddleWare 1~4 2007/2Q

DP DP Initial Charge S/W S/W, / or S/W,,,, SMS

Application Signaling Descriptor,, Application Information Message Module Information Message Service Binding Message Application Information Message (ID,, ), Certificate Message

NV(Introduction Numbering and Version), SSF(Syntex, Semantics and Framing Structure), SNI(Service and Network Information) / TPEG- RTM(Road Traffic Message Application) CTT(Congestion and Travel Time Information) TFI(Travel Facility Information) / SDI(Safety Driving Information) NWS(NeWs Service) TPEG KS TTA -, 2006 10 30,000 120 5 - - MAP 15 1 120 5 - - (, ) 120

A/V VHF ch. 7~13(174~216MHz) 1.54MHz Rec, ITU-R BS, 1114 System A DQPSK/OFDM( ) MPEG-1 / -2 Audio Layer 2 Eureka 147 ((4,1,7) Variable Rate, 24 ) MPEG-4 Part 10(AVC) Baseline @Level 1.3 MPEG-4 Part 3 BASC MPEG-4 Part 1 BASC MPEG-4 Systems(SL) +MPEG-2 Systems

Visual Radio r-commerce MEMO(Multimedia Environment for Mobiles) - - DMB - CD - CD DMB - DMB - GSM

CPU Type MHP Broadcasting CPU Type WIPI Unicasting Touch Screen Keypad EPG EPG EPG CPU, DMB

Working Group Future Service & Market Aspects WGSERV - WRC-07, - IMT-2000 B3G - WP8F Technology WGTECH Spectrum WGSPEC - tm WRC-07 - - IMT-2000 - IMT-2000 B3G - / IMT-2000 B3G

Characteristic Mobility Sustained spectral efficiency Peak user data rate(downlink(dl)) Peak user data rate(uplink(ul)) Peak Aggregate data rate per cell(dl) Peak Aggregate data rate per cell(ul) Airlink MAC frame RIT Bandwidth Cell size Spectrum(Maximum operating frequency) Spectrum(Frequency arrangements) Spectrum allocations Security support Target Value Vehicular mobility classes up to 250km/h(as defined in ITU-R M 1034-1) > 1b/s/Hz/cell > 1Mbps > 300kbps > 4Mbps 800kbps < 10ms 1.25MHz, 5MHz Appropriate for ubiquitous metropolitan area networks and capable of reusing existing infrastructure < 3.5GHz Supports FDD(Frequency Division Duplexing) and TDD(Time Division Duplexing) frequency arrangements Licensed spectrum allocated to the mobile service AES(Advanced Encryption Standard)