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7/30/2019 Technologies and Applications of Passive Optical Networks (PON
http://slidepdf.com/reader/full/technologies-and-applications-of-passive-optical-networks-pon 1/12
7/30/2019 Technologies and Applications of Passive Optical Networks (PON
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I TU- T W o r k s h o p “ N GN a n d i t s T r an s p or t N e tw o r k s “Kobe , 20 -2 1 Ap r i l 2006 2
ITU-T
FTTH Pen et r a t ion in Japan
B-PON introduction
Sept . 2002
June
1M
2M
3M
4M
5M
N u m b e r o f F T T H
u s e r s
Dec June Dec June Dec June Dec0
Source: Ministr y of Int ernal Aff airs and Communication, Japan
2002 2003 2004 2005
7/30/2019 Technologies and Applications of Passive Optical Networks (PON
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I TU- T W o r k s h o p “ N GN a n d i t s T r an s p or t N e tw o r k s “Kobe , 20 -2 1 Ap r i l 2006 3
ITU-T
CO
ONU
Core
Network
1310nm
1490nm
Optical splitter (passive)
Bi-directional transmission
over one fiber using WDM
PON Tech n olog ies
OLTONU
ONU
Upstream packet multiplexing
on fiber without collision
7/30/2019 Technologies and Applications of Passive Optical Networks (PON
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I TU- T W o r k s h o p “ N GN a n d i t s T r an s p or t N e tw o r k s “Kobe , 20 -2 1 Ap r i l 2006 4
ITU-T
PON Adv ant ages
o Very h igh speed dat a up t o 1 Gbi t / s t o
hom e and businesses
o Maint enance cost reduct ion due t o noelect ronics bet w een CO and cust omers
o Low cost due t o f iber and CO int erf aceshared by several cust om ers
o Const ant dat a rat e r egardl ess of reacho Mul t ip l e appl icat ions incl uding dat a (IP),
v ideo and voice ( t r ip l e p lay)
7/30/2019 Technologies and Applications of Passive Optical Networks (PON
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I TU- T W o r k s h o p “ N GN a n d i t s T r an s p or t N e tw o r k s “Kobe , 20 -2 1 Ap r i l 2006 5
ITU-T
Br oadband I n t er ne t app l i cat i on
o FTTH in Japan st ar t ed f rom sim ple appl icat ion ofIP/ Et hernet and i t is st i l l dominant
o Sim pl e indoor ONU enabl ing econom ical Broadbandaccess of 100 Mbit / s best ef f ort servi ce
o The ser vice i s l i ke sim pl e ext ension of ADSL
ONUOLT
CO
InternetInternetInternet
Home
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I TU- T W o r k s h o p “ N GN a n d i t s T r an s p or t N e tw o r k s “Kobe , 20 -2 1 Ap r i l 2006 6
ITU-T
DownstreamData + RF video
Central Office
UpstreamData
OLTONT
Home or Business
Voice
RF video
Data
VoiceNetwork
VoiceVoice
NetworkNetwork
RFVideo
RFRF
VideoVideo
Data
Network
DataData
NetworkNetwork
Tr ip le p lay w i t h RF v ideo
o RF over l ay using WDM pr ovides convent ionalCATV t ype video service in addi t ion t oBroadband Int ernet
o Very popular i n Nort h Am er ica
W
D M
7/30/2019 Technologies and Applications of Passive Optical Networks (PON
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I TU- T W o r k s h o p “ N GN a n d i t s T r an s p or t N e tw o r k s “Kobe , 20 -2 1 Ap r i l 2006 9
ITU-T
W hy GPON now ?
o St andardi zed by t elecom operat ors and t elecom
vendors in ITU-T
o Various operat ion and m anagem ent capabi l i t yinher i t ed f rom convent ional pr oved t e lecom
technologies
o Fut ure-proof bandwidt h
• 2. 4 G / 64 user s = 35 M per user
• 35 M = 6 M (HDTV-MPEG4) x 4 ch + 10 M (Int er net )
o Sui t abl e f or business user s because of var ious
QoS and bandw id t h m anagem ent
7/30/2019 Technologies and Applications of Passive Optical Networks (PON
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I TU- T W o r k s h o p “ N GN a n d i t s T r an s p or t N e tw o r k s “Kobe , 20 -2 1 Ap r i l 2006 1 0
ITU-T
GPON ex am p le
InternetInternetInternet
ONU(Single Family Unit)
OLT
ONU(Multi Dwelling/Tenant Unit)
2.4 G
1.2 G
20 km
10G/1G
1 G
100M
1 0 0 M
IPTV
systems
IPTVIPTV
systemssystems
VoIPsystems
VoIPVoIPsystemssystems
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I TU- T W o r k s h o p “ N GN a n d i t s T r an s p or t N e tw o r k s “Kobe , 20 -2 1 Ap r i l 2006 1 2
ITU-T
Conclus ion
o B-PON ini t iat ed t he f i r st m assive PON
rol l out in Japan
o PON t echnology is suit abl e f or t r ip le pl ay
services (voice, video, dat a)
o Fut ure-p roof G-PON t echnology avai lable
and soon t o be dep loyed m assivel y