Mô hình triển khai IPTV của VNPT tại Hà Nội và giải pháp nhằm nâng cao chất lượng dịch vụ

ĐẠI HỌC QUỐC GIA HÀ NỘI
TRƯỜNG ĐẠI HỌC CÔNG NGHỆ



LẠI LONG HẢI




MÔ HÌNH TRIỂN KHAI
IPTV CỦA VNPT TẠI HÀ NỘI VÀ GIẢI PHÁP NHẰM
NÂNG CAO CHẤT LƯỢNG DỊCH VỤ




Ngành : Công Nghệ Điện Tử - Viễn Thông
Chuyên ngành : Kỹ Thuật Điện Tử
Mã số : 60 52 70






TÓM TẮT LUẬN VĂN THẠC SĨ ĐIỆN TỬ VIỄN THÔNG

Hà Nội – 2012
1

LỜI CAM ĐOAN






Hà nội, ngày….tháng… năm 2012


Lại Long Hải

2

MỤC LỤC
LỜI CAM ĐOAN 1
MỤC LỤC 2
DANH SÁCH HÌNH VẼ 5
BẢNG KÝ HIỆU CÁC CHỮ VIẾT TẮT 8
LỜI NÓI ĐẦU 13
CHƯƠNG 1: GIỚI THIỆU TỔNG QUAN VỀ IPTV 14
1.1 GIỚI THIỆU VỀ IPTV 14
1.1.1  14

1.1.2  15
1.1.3  18
1.1.3.1  18
1.1.3.2  19
1.2 Truyền tải nội dung IPTV 20
1.2.1  20
1.2.2  21
1.2.2.1  22
1.2.2.2  23
1.2.2.3  26
1.2.2.4  30
1.2.2.5  36
1.2.2.6  39
1.2.2.7  41
1.2.2.8  43
1.3 MỘT SỐ MÔ HÌNH TRIỂN KHAI IPTV 43
1.3.1  44
1.3.2  46
1.3.2.1  46
1.3.2.2  48
1.3.3  50
1.3.3.1  51
3

1.3.3.2 -
C: 53
1.3.4  55
CHƯƠNG 2: TRIỂN KHAI DỊCH VỤ IPTV CỦA VNPT TẠI HÀ NỘI
61
2.1 Hiện trạng cơ sở hạ tầng của VNPT 61

2.1.1  61
2.1.2  63
2.1.3  65
2.1.4 - 66
2.2 Triển khai IPTV trên mạng cáp đồng tại VNPT Hà Nội: 68
2.2.1  68
2.2.2  74
2.2.3   76
2.3 Triển khai IPTV trên mạng FTTx: 76
2.3.1  76
2.3.2  79
2.3.3   80
2.4 Triển khai IPTV trên nền GPON: 81
2.4.1.  81
2.4.2.  82
2.4.3.  84
CHƯƠNG 3: GIẢI PHÁP NHẰM NÂNG CAO CHẤT LƯỢNG DỊCH
VỤ IPTV 86
3.1 Giải pháp hạn chế tắc nghẽn trên mạng truyền tải IPTV 86
3.1.1  86
3.1.2  87
3.2 Quản lý QoS và QoE trong IPTV để nâng cao chất lượng dịch vụ 90
3.2.1  91
3.2.2  91
3.2.3  93
3.2.3.1  93
4

3.2.3.2  94
3.2.4  96

3.2.5 
101
3.2.6  103
3.2.6.1 -end)
104
3.2.6.2  104
3.2.6.3 
105
3.2.6.4  105
KẾT LUẬN. 109
TÀI LIỆU THAM KHẢO 110

5

DANH SÁCH HÌNH VẼ
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
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
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RTP header
31

31

RTP Payload
32

34

35

38

39

41

46

48

50

51


52
-C
54
-C/IPTV
54

57

58

59


6


61


63


64

66
-
67


69


72


77

81
-GPON
82

83

86
-VOD
88
-SPOKES
89

92

95

95
-factor.
96

97

98


98

101

102

103

104

105

106
7


107

DANH SÁCH BẢNG BIỂU
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
24

27

32
-2
42
-2
43


45

ISAM 7302
73

74

75

79

80
 
87

93

94
-2
99
-2
99
Definition MPEG-4
100
-4.
100


8

BẢNG KÝ HIỆU CÁC CHỮ VIẾT TẮT
Chữ viết
tắt
Tên Tiếng Anh
Tên Tiếng Việt
ADSL
Asymmetric Digital Subscriber
Line


API
Application Programming
Interface

APON
ATM Passive Optical Networks

ARPU
Average revenue per unit


ATM
Asynchronous Transfer Mode

AVC
Advanced Video Coding

BPON
Broadband Passive Optic Network


B-RAS
Broadband Remote Access Server

xa
BSS
Business support systems

BSs
Base Station Subsystem

CAT
Control Acess Table

CATV
Cable Television

CO
Central Office

CRC
Cyclic Redundancy Code

DOCSIS
Data Over Cable Service Interface
Specifications
 

DRM
Digital rights management


DSCP
Differentiated Services Code Point

9

DSLAM
Digital Subscriber Line Access
Multiplexer

 
DTS
Decode time stamp

DVB
Digital Video Broadcasting

EPG
Electronic program guides


EQAM
Edge - Quadrature amplitude
modulation

FEC
Forward Error Correction

FTTC
Fiber to the curd


FTTH
Fiber to the home

FTTN
Fiber to the neighborhood

FTTRO
Fiber to the regional office

FTTx
Firber to the X

GPON
Gigabit Passive Optical Networks

GPON-
GEM
GPON Encapsulation Method

GPON
HDTV
High Definition Television

HFC
Hybrid Fiber Coaxial

HSD
High-Speed Data


HTML
HyperText Markup Language

IANA
Internet Assigned Numbers
Authority

10

IEEE
Institute of Electrical and
Electronics Engineers

IGMP
Internet Group Management
Protocol

IMS
IP-Multimedia Subsystem

IPTV
Internet Protocol Television

internet
ISDN
Integrated Service Digital
Network

ITU
International Telecommunication

Union

LOS
Line of Sight

MAC
Medium Access Control


MAN
Metropolitan Area Networks

MPEG
Moving Picture Experts Group


MPLS
Multiprotocol Label Switching

MTBF
Mean Time Between Failures
hai

NAL
Network Abstaction Layer

NGN
Next-generation network

NIT

Network Information Table

NLOS
Non-line of Sight

ODN
Optical distribution network
 quang
OFDM
Orthogonal Frequency Division
Multiplexing


11

OFDMA
Orthogonal Frequency-Division
Multiple Access


OLT
Optical line terminators

ONT
Optical network terminals

OSS
Operations support systems

PAT

Programme Association Table

PES
Parketized Element Stream


PHY
Physical layer

PKI
Public Key Infrastructure

PMT
Programme Map Table

PON
Passive Optical Networks

PPV
Pay-per-View

PTS
Presentation time stamp
 
PVR
Personal Video Recorder

QoE
Quality of Experience


QoS
Quality of Service

RTP
Real Time Transport Protocol


STB
Set Top Box

TCP
Transmission Control Protocol

12

UDP
User Datagram Protocol


UNI
User Network Interfaces

VC
Virtual Circuit

VCL
Virtual Channel Links
 
VLAN
Virtual local area networks


VoD
Video on Demand

VP
Virtual Path

VPN
Virtual Private Network

WiMAX
Worldwide Interoperability for
Microwave Access


xDSL
Digital Subscriber Line

13

LỜI NÓI ĐẦU

             

 
   


               
    

  IPTV 

 kinh doanh IPTV 
          
               
 IPTV 

               
 IPTV 

khai IPTV 

 
  




Do n

 



14

CHƯƠNG 1: GIỚI THIỆU TỔNG QUAN VỀ IPTV
1.1 GIỚI THIỆU VỀ IPTV
1.1.1 Khái niệm IPTV






theo ITU – TFG IPTV).















 

 


 
 

  


15


 
 



 


1.1.2 Cấu trúc mạng IPTV




- Mạng nội dung:


(broadcast      
              



16


-2, MPEG-
ng IP.
    -        


- Mạng truyền dẫn:

  (multicast)
 


 Mạng lõi/biên của nhà cung cấp dịch vụ (Service Provider Core/Edge
Network)



                

            
MAN-E (Metro Access Network  Ethenet).
 Mạng truy nhập


nhau: DSL  

Very-high-             Passive

b


Term Evoluti-play.
- Mạng gia đình (Home network):



 
17

-

- Bộ phận quản lý
IPTV middleware 




            

EPG (Electronic Program Guide        


CRM (Customer Relationship Management  


CA (Condition Access     /DRM (Digital Rights
Management  
 
dung IPTV.
VOD 
Billing 


 
 
 -


 
quan.
- Bảo mật

Bảo mật nội dung thông tin

18

Bảo mật mạng: 
        
 sau:
 


 
& Maintenancev - 

 
1.1.3 Các dịch vụ và ứng dụng của IPTV
1.1.3.1 Các dịch vụ của IPTV

 
       -Shift TV); VOD

              
Demand - - MoD); TV
n Demand - TVoD).
            


         

-Commerce).

 


            

v.v
              



19



forward), v.v
            
 
 

  


 

              
ng

 


 -


 


1.1.3.2 Các ứng dụng của IPTV
              








              

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Pay-per-    
 



 







-top Box.
1.2 Truyền tải nội dung IPTV
1.2.1 Tổng quan về mô hình IPTV (IPTVCD)

1.2



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1.





I


iler. 




1.2.2 Mô hình IPTV và truyền tải các nội dung MPEG
1.3 


22

1.3
1.2.2.1 Lớp mã hóa video

 


 


 
 
 
23





dung video. T

1.4.
1.4 eo.
        
-

 H.264/AVC 
















1.4: 
1.2.2.2 Lớp đóng gói video


- 
 



1.5 1.1.
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1.

 1.1: 

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