Next Generation Mobile Networking

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PDC
PHS
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4W
500mW
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0.8W
10mW
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100m500m?? (??????)
0.53km??
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940-958 893-895 925-940 1,429-1,453
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1893.51919.6MHz
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810-828 838-840 870-885 1,477-1,501
MHz
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25
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20Mbit/s??
384kbit/s(2Mbit/s)
64kbit/s
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IMT-2000
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Systems beyond IMT-2000
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W-CDMA cdma2000?
PDC, GSM, IS-136, IS-95, PHS?
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26
IMT-2000?????????
CDMA Direct Spread (3.84Mcps)
CDMA?

(W-CDMA), (UMTS)
CDMA Multi-Carrier (3.6864Mcps)
IMT-2000??? ?????????

(cdma2000)
CDMA TDD
TDMA?
Single Carrier
FDMA/TDMA
27
CDMA????RAKE??
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1011
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11010110010
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IMT-2000??????????
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FOMA???(IC???)??????????????????
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• ???????? 134??/??(2006?5???)
• ??????? 130??/??(2006?5???)
• ???TV???????(i-mode)?SMS

SIMPURE????
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RF-ID????
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i-mode????????
I P
IPInformation Provider (???????)
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DoCoMo
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TCP/IP HTTP
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FOMA?
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ISP
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904i????
703i????
35
HSDPA(High Speed Downlink Packet Access)
HSDPA???????

• ??????
• HSDPA??HS-DSCH(High Speed Downlink Shared
  Channel)???????????????
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• Hybrid-ARQ
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38
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• ?????
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• IC??????
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• ???(????????)
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• ????????First Pass
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39
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• ??????????????DCMX????(4?28?????)

TICKET
TRANS- PORTATION
????Suica 2006?1?28???
FINANCE
ONLINE SHOPPING
MEMBERS CARD
SHOPPING
KEY/ID
? ???????????????????? ? ?Edy(???)???????????????
??? ??????????????????????? ?
?Suica?????????????????????
40
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???????TV????? ??????????????????????????
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13????? (1?????????)
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?????????? (??????)
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G?????? ??????
G?????????????AV?????????????i???
42
4G????
ITU-R???????????(?4G??????IMT-Advanced?) ?????????
?????100Mbps?????(?????)?1Gbps?
Systems beyond IMT-2000? ???????????????
????
100Mbps
System Beyond IMT-2000??????
IMT-Advanced
??
New Mobile Access
Enhanced IMT-2000
???System Beyond IMT-2000???? ???????????????????
??
IMT-2000
1Gbps
.
Enhancement
New Nomadic / Local Area Wireless Access
??
1
10
100
1000
???? (Mbps)
43
???????(??21?4???)
WiMAX
??http//www.tele.soumu.go.jp/j/adm/freq/index.ht
m
44
???????(??21?4???)
??http//www.tele.soumu.go.jp/j/adm/freq/index.ht
m
45
????NETWORK 7?? ?????iPad????! ?????????
46
????NETWORK 7?? ?????iPad????! ?????????
47
????NETWORK 7?? ?????iPad????! ?????????
48
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2.?3???????????????? ??????????????