"Dirty" WiFiTrials

Prediction

Powers

Signal

Reference

Echo

Direct

DSI--Target Ratio

Interference

Noise

Dependencies

Targets

Topologies

Environment

Multipath

Bounces

Single

Simpler

Multiple

Complex

Possibilities

Many

Floor

Walls

Objects

Noise

Interference

Networks

Others

Phones

Bluetooth

Location

Hotspots

Deadspots

Mapping

Characterization

Waveform

Bandwidth

Standard

802.11

a

rare in uk

b

g

Modulation

Controlled

Beacon

Network

Idle

Busy

Real

RoamNET

Location

Library

JBR

Lecture Theatre

Traffic

None

Early

Late

Busy

Lunch

Lecture

Detection

Controlled

Situations

Doppler

Range

Topologies

Good

Bad

Locations

Empty

No WiFi

D-Link

Uncontrolled

Situation

Unknown!

Locations

Busy

WiFi Enabled

Used

Heath & Safety

Cables

Targets

Moving

People

Individuals

Groups

Motions

Running

Walking

Volunteers

Opportunity

Stationary

Cylinder

Flat Plate

Dismantled

People

None

Clutter

Map

Noise

Interference

Location

Controlled

Sports Hall

ULU

Bloomsbury

Astor College

Uncontrolled

Library

Limits

Users

Space

Realistic

E&EE Building

Corridoor

Lecture Theatre

Barlow Room

Small

Cloisters

JBR

Realistic

Limits

Users

Space

Persmission

Security

Health & Safety

Bookings

Equipment

Receiver

NetRAD

Records

Flexible

Channels

3

Sychronized

Spectrum analyzer

Investigate

Antennas

Six

15°/30°

Six

Patch

One

Transmitter

Access Point

D-Link Router

Network

D-Link Router

Laptops

Activities

Idle

Data transfer

Targets

Volunteers

Opprtunity

"Calibrated"

Cylinder

Flat Plate

Etc

Storage

Data

DVDs

USB Drive

Topologies

Characterization

Reciever

Directional

NetRAD

Node 1

Rx only

Spectrum analyzer

Detection

Reference

NetRAD

Directional

Receivers

NetRAD

Transmitter

Fixed