1. LTE технологийн талаар Улаанбаатар 2013

2. Үүрэн холбооны технологийн хөгжил Convergence of telecommunication technology permits the manipulation of all forms of information, voice, data, and video. Telecommunication has changed from a world of scarcity to one of seemingly limitless capacity.

3. Үүрэн холбооны технологийн хөгжил Due to the network evolution and multimedia service, Data traffic explosion will happen severely in the mobile world.

4. Үүрэн холбооны технологийн хөгжил

6. As of Dec 2012, 145 operators in 66 countries have commercialized LTE networks, and 90% of them use FD-LTE - 6 - 【 LTE Service Area by End of 2012 】 【 TD-LTE Service Map 】 ※ 13 commercial TD-LTE networks are launched EuropeAsia North America South America AfricaSUM No.584222149145 %40%29%15%10%6%100% FD-LTE: Frequency Division LTE, TD-LTE: Time Division LTE Үүрэн холбооны технологийн хөгжил

7.  Scalable bandwidth of 20, 15, 10, 5, 3 and 1.4MHz  Data Rate – Instantaneous downlink peak data rate of 100Mbit/s in a 20MHz downlink spectrum(i.e. 5 bit/s/Hz) – Instantaneous uplink peak data rate of 50Mbit/s in a 20MHz uplink spectrum(i e.. 2 5. bit/s/Hz)  Cell range – 5 km optimal size – 30km sizes with reasonable performance – up to 100 km cell sizes supported with acceptable performance  Cell capacity – up to 200 active users per cell(5 MHz) (i.e., 200 active data clients) LTE технологийн үндсэн үзүүлэлтүүд

8. - 8 - LTE has high frequency efficiency compared to WCDMA and can cope with data explosion situation in mobile market 3G Voice 3G Data 3G Voice 3G Data 3G Voice Vacant 3 times Frequency Efficiency LTE adoption VoLTE adoption Frequency 3G Data Vacant Cope with Data Explosion Time 1 ~ 3 times Frequency Efficiency LTE технологийн үндсэн үзүүлэлтүүд

9. - 9 - No RNC, The evolved Node B take over all radio management functionality. All IP transport layer UL/DL resource scheduling Packet switched domain only LTE сүлжээний бүрдэл хэсгүүд E-UTRAN (MME/UPE) EPC (Evolved Packet Core)

10. - 10 - LTE-A технологи LTE-A comply with ITU-R requirements for 4G standards: 100Mbps for mobile users and 1Gbps for low mobility communication

11. - 11 - For increasing capacity in LTE-A carrier aggregation is used. Each aggregated carrier is referred to as a component carrier. The component carrier can have a bandwidth of 1.4, 3, 5, 10 or 20MHz and maximum 5 carriers can be aggregated LTE-A carrier aggregation

12. - 12 - LTE Advanced Heterogeneous Networks (HetNet) use a mix of macro, Pico, femto and relay base stations, effectively bringing the network closer to the user HetNet/eICIC

13. - 13 - NTT DoCoMo announced the completion of a LTE-A trial where it archived a top rate of 5Gbps DL in 100MHz band using 12 transmit and 12 receive antennas at speed of 10km/h in 2007. High order MIMO

14. - 14 - LTE is a data focused technology, originally 3GPP not specified voice call service There are 2 methods to provide circuit voice service in LTE Network named CSFB/SVLTE Voice service in LTE: circuit voice

15. - 15 - VoLTE service named “HD Voice” to lead integrated, seamless communication services in preparation for the coming All-IP environment Voice service in LTE: HD voice

16. - 16 - Cloud Belt(Ring MUX) is a solution to cut down network CapEx and OpEx and can increase network O&M stability Cloud Belt

17. - 17 - It also result in less handover and better network KPI Cloud Belt

18. - 18 - LTE Femtocell can secure indoor quality with cost efficiency and easy to install, operate and can also provide WiFi service simultaneously Femtocell

19. - 19 - Өнөө үед шинжлэх ухаан технологийн үсрэнгүй өөрчлөлттэй холбоотойгоор инженер хүн зөвхөн бусдын санаа санаачлагыггүйцэтгэгч бус харин шинийг санаачлагч идэвхитэй багийн тоглогч байхыг шаардаж байна. Шинэ инженерт тавигдах шаардлага

20. - 20 - Скайтел компаний хувьд шинээр инженер сонгон шалгаруулахдаа дараах үндсэн шаардлагуудыг тавьдаг: -Онолын өндөр мэдлэгтэй байх -Аналитик/логик сэтгэлгээ -Бүтээлч -Багийн ажиллагаа -Хэлний мэдлэг -Байнгын суралцагч байх Шинэ инженерт тавигдах шаардлага

21. - 21 - -Техник төлөвлөлтийн инженер – 2 (цахилгаан холбооны инженер 1, мэдээллийн технологийн инженер 1) -Систем админ – 1 (мэдээллийн технологи/ сүлжээний инженер) -Радио холбооны инженер - 1 -Ээлжийн инженер – 1 Нээлттэй ажлын байр

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