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TVWS Report Back at CSIR

Report Back at CSIR on the Cape Town TVWS Trial Results November 8 2013
by

Arno Hart

on 10 November 2013

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Transcript of TVWS Report Back at CSIR

Cape Town
T
White Spaces
Arno Hart
TENET TVWS Trial Manager
@TVWhitespace
#TVWS
DATABASE vs COGNITIVE RADIO
Who is using what channel, where, when, at what power, etc?
Devices
continuously
"poll" for available channels.
MANAGED
ACCESS?
Cape Town TV Transmitters
Access to Available Back Haul
SANReN's Bellville Grey Ring
Base Station
Tower
Cape Town TVWS Trial Partners
Trial
TVWS
Signal
Cape Town TVWS Trial Vendors
Dynamic Spectrum Access
TVWS
=
Faculty of Medicine and Health Sciences, Stellenbosch University, Tygerberg Campus
Base Station Equipment at the High Site
10 Schools >> 9,000 students
LAST
MILE

IEEE 802.22
SUPER
WiFi

IEEE 802.11af
2W output
(4W EIRP)
100mW
40mW
Personal/other
6Harmonics
Fixed/
rooftop
Spectral Mask for
4W TVWS radio
(802.22)
WiFi Spectral Mask (802.11)
World's first TVWS tablet
TVWS
TVWS
TVWS
DTT
Analog
TV
Analog
TV
Analog
TV

Joint Spectrum Advisory Group
TRIAL DATABASE DID NOT
MANAGE COEXISTENCE AMONGST
SECONDARY USERS
IDENTIFIES CHANNELS
NOT OCUPPIED BY
PRIMARY SPECTUM OWNERS
MANAGED CO-EXISTANCE WITH PRIMARY SPECTRUM OWNERS
Two Evolving TVWS Industry Standards
The Trial is over. What's the
NEXT STEP?
Four Best Practices for Operating a Zero-Interference TVWS Network
Spectrum Database
TVWS Radio Design
Network Design
Protocol/Rules

ICASA
Rule making process
#TVWS
Full transcript