Table of Contents

VSAT / WIFI / WIMAX VSAT / WIFI / WIMAX Technologies used as Technologies used as

Access for Rural Areas Access for Rural Areas

ITU- Arab Regional OfficeITU- Arab Regional Office22 nd. Of December22 nd. Of December

BYBYElham ZakariaElham Zakaria

International SectorInternational Sector

Table of ContentsTable of Contents

1. VSAT1. VSAT

2. WIFI 2. WIFI

3. WIMAX3. WIMAX

4. MCIT - Field Trial4. MCIT - Field Trial

VSAT VSAT ( Very Small Aperture Terminal )( Very Small Aperture Terminal ) C- Band ( 6/4 GHZ { UL/DL} )C- Band ( 6/4 GHZ { UL/DL} )

KU- Band ( 10/14 GHZ { UL/DL } ) KU- Band ( 10/14 GHZ { UL/DL } )

Antenna : (0.6M ( ave. 1.2 M - 2.4 M)Antenna : (0.6M ( ave. 1.2 M - 2.4 M)

Data Rates : ( ave. 96 kb/s - 2Mb/s )Data Rates : ( ave. 96 kb/s - 2Mb/s ) Provides a seamless means to integrate Provides a seamless means to integrate

the WAN connectivity across the the WAN connectivity across the country or across the world .country or across the world .

1- VSAT Connectivity 1- VSAT Connectivity Supports Voice , Data , and Video as :Supports Voice , Data , and Video as :

1.1 Point-to-Point 1.1 Point-to-Point to provide a dedicated link and dedicated bandwidth bet. to provide a dedicated link and dedicated bandwidth bet. two locations. Ideal for static environments, where two locations. Ideal for static environments, where communication requirements are clearly established . communication requirements are clearly established .

1.2 Meshed Network 1.2 Meshed Network that allows all connected sites to communicate directly withthat allows all connected sites to communicate directly with each other, using a shared pool of bandwidth - optimizing each other, using a shared pool of bandwidth - optimizing performance and cost effectiveness. performance and cost effectiveness.

1.3 Multi-Point IP Based Network providing a partial mesh or 1.3 Multi-Point IP Based Network providing a partial mesh or star topology where each remote site can communicate withstar topology where each remote site can communicate with the others via the central hub , bandwidth is shared .the others via the central hub , bandwidth is shared . In addition IPoVSAT addresses and transmits the packets in In addition IPoVSAT addresses and transmits the packets in

an optimum manner assuring quality of service. an optimum manner assuring quality of service.

VSAT cont. VSAT cont.

Market Status in Egypt :Market Status in Egypt : liberalised Market ,(liberalised Market ,(Two service Providers )Two service Providers )

Hub Stations are located at Telecom Hub Stations are located at Telecom Egypt Maadi Earth Station. Egypt Maadi Earth Station.

No . of stations 156 . No . of stations 156 . Users : Private Companies , Users : Private Companies , PetroleumPetroleum , ,Telecom Companies ,Telecom Companies ,

2- WIFI / WIMAX 2- WIFI / WIMAX Technologies Technologies

1.1. Definitions : Definitions :

1.1 WIFI , Wireless Fidelity 1.1 WIFI , Wireless Fidelity generic standard of IEEE 802.11 Network generic standard of IEEE 802.11 Network

1.2 WIMAX ,Worldwide Interoperability for 1.2 WIMAX ,Worldwide Interoperability for Microwave Access Microwave Access

generic standard of IEEE 802.16 as generic standard of IEEE 802.16 as Broadband Wireless Access.Broadband Wireless Access.

WIFI / WIMAXWIFI / WIMAX Used as Access to areas that are too :Used as Access to areas that are too : - remote , difficult , expensive with - remote , difficult , expensive with traditional wired infrastructurestraditional wired infrastructures ( Copper or Optical Cables ).( Copper or Optical Cables ).

Key deployment types are : Key deployment types are : - Backhaul- Backhaul - Last – mile- Last – mile - Large - area coverage ( hot zones )- Large - area coverage ( hot zones )

WIFIWIFI

- Generic standard of IEEE 802.11 Network Generic standard of IEEE 802.11 Network

802.11a , 802.11b , 802.11g 802.11a , 802.11b , 802.11g ( 54 M b/s , 11 Mb/s , 54 Mb/s ) ( 54 M b/s , 11 Mb/s , 54 Mb/s ) ( 5 GHz , 2.4 GHz , 2.4 GHz )( 5 GHz , 2.4 GHz , 2.4 GHz ) ( OFDM , DSSS , OFDM )( OFDM , DSSS , OFDM )OFDM : Orthogonal Frequency Division OFDM : Orthogonal Frequency Division MultiplexingMultiplexingDSSS : Direct Sequence Spread SpectrumDSSS : Direct Sequence Spread Spectrum

WIFI , revolutionized the market for WIFI , revolutionized the market for unlicensed Client – Access radios in a wide unlicensed Client – Access radios in a wide variety of applications. variety of applications.

Facing the following challenges :Facing the following challenges : - Non- standard wireless inter-access - Non- standard wireless inter-access point communication .) point communication .) - Providing QoS ,deployment is open - Providing QoS ,deployment is open to anyone , unlicensed band . to anyone , unlicensed band . ( to enhance Mesh Network topology( to enhance Mesh Network topology (802.11s 2007 , 802.11e -2006 )(802.11s 2007 , 802.11e -2006 )

WIFIWIFI

- Expensive Backhaul costs Expensive Backhaul costs connection between AP or to the Core connection between AP or to the Core

network.network.

- - Limited Services ( QoS issues ) Limited Services ( QoS issues )

WIFI cont.WIFI cont.

WIMAXWIMAX 1. Provides a fast , cost – effective , easy to 1. Provides a fast , cost – effective , easy to deploy with built in QoS.deploy with built in QoS.

2. Licensed 2.5 GHz , 3.5 GHz and 2. Licensed 2.5 GHz , 3.5 GHz and license – exempt 5.8 GHz bandlicense – exempt 5.8 GHz band

3. Standard uses 3. Standard uses OFDMA , similar to OFDM OFDMA , similar to OFDM in addition to dividing the carriers , into in addition to dividing the carriers , into multiple subcarriers, grouping multiple subcarriers multiple subcarriers, grouping multiple subcarriers into subchannels .into subchannels .

WIMAXWIMAX

4. Up to 288 Mb/s 4. Up to 288 Mb/s throughput / cellthroughput / cell 5. Up to 72 Mb/s to end - user5. Up to 72 Mb/s to end - user 6. Up to 50 km P2MP range 6. Up to 50 km P2MP range 7. provide services such as 7. provide services such as VOICE , INTERNET , DATA VOICE , INTERNET , DATA and Videoand Video

WIMAXWIMAX

MCIT has finalized the first phase of the WIMAX MCIT has finalized the first phase of the WIMAX Field Trial which is up and running at the Smart Field Trial which is up and running at the Smart Village covering 5 Buildings to offer high speed Village covering 5 Buildings to offer high speed Internet Access . Internet Access . Other applications and services such as VoIP , Video Other applications and services such as VoIP , Video Conferencing and Video streaming are currently Conferencing and Video streaming are currently being tested across those buildings .being tested across those buildings .Phase 2 of the trial is completed in which the MCIT Phase 2 of the trial is completed in which the MCIT Branch in Mohandeseen has been connected and Branch in Mohandeseen has been connected and Under test .Under test .

B5 Switch

Training Center

NTRA

Cult Nat

Police station

LCPEWith 7MHz

CPE 7MHz

CPE 7MHz

CPE 7MHz

CPE 7MHz

CPE 7MHz

Wi-MAX base station With one sector With 3.5 MHz

CPE 3.5MHz

MCIT Mohadessen branch

Internet gateway

Abo Rawash Exhange

Smart Village

Wi-MAX base stationWith two sector

With 7MHz

MCIT HQ

Video streamingServer

VOIP sever IT incubation center

Video conference cam

Video conference cam

Surveillance cam

23 KM line of sight link Non line of sight link line of sight links

MCIT WiMAX Field TrialMCIT WiMAX Field Trial

for further details regarding the WIMAX for further details regarding the WIMAX field tyrial contact MCIT Team headed field tyrial contact MCIT Team headed

bybyEng. Ismail ElghetanyEng. Ismail [email protected]@mcit.gov.eg

Eng. Baher EsmatEng. Baher [email protected]@mcit.gov.eg

[email protected]@telecomegypt.com.eg