IEX8175 RF Electronics

1
IEX8175 RF Electronics

• Avo Otstelekommunikatsiooni õppetool,
• TTÜ raadio- ja sidetehnika inst.avo.ots_at_ttu.ee

2
VoIP technology
VoIP multimedia
Hybrid UMA IMS
Basic VoIP 3GPP IMS SIP based
UMA (Voice GSM suppl. services)k
IP Centrex
IETF VoIP IETF SIP based
GSM core evolution
Siemens, Huawei, OKI, Fujitsu, NEC, Ericsson,
SIP evolution
Cisco, Avaya
Telecom world
MSN/AOL
Enterprise VoIP solutions
Skype
Voice
Internet VoIP (Community VoIP proprietary
solutions)
3
(No Transcript)
4
(No Transcript)
5
Data Access Speed
Systems beyond IMT-2000
Data speed
1G
FTTH
802.16 family 802.11 family
Fixed Communications
100M
? (30M)
VDSL
? W-CDMA HSDPA (14M)
10M
CATV xDSL
? cdma2000 EV-DO (2.4M)
1M
IMT-2000
ISDN
100K
PHS
? W-CDMA (384K) cdma200
10K
Voice band modem
1K
1990
1995
2000
2010
2005
6
UWB
DVD recorder
digital camera
TV
Internet
Optic fiber
PC
printer
7
Links

• http//www.kineto.com/
• http//www.iptelcoworld.com/event_view_link.asp?ei
  d137
• http//www.compactpci-systems.com/columns/spec_cor
  ner/pdfs/2006,04.pdf
• http//www.thefmca.com/
• http//www.umatoday.com/pdf/uma_mag_fall_07_lo.pdf