Quick start in SEAMCAT European Communications Office Jean-Philippe Kermoal (ECO) December 2009 EUROPEAN COMMUNICATIONS OFFICE Nansensgade 19 DK-1366 Copenhagen

Quick start in SEAMCATQuick start in SEAMCAT

European Communications OfficeJean-Philippe Kermoal (ECO)

December 2009

EUROPEANCOMMUNICATIONSOFFICE

Nansensgade 19DK-1366 CopenhagenDenmark

Telephone: + 45 33 89 63 00Telefax: + 45 33 89 63 30

E-mail: [email protected] Site: http://www.ero.dk

SEAMCAT workshopJean-Philippe Kermoal / ECO

Page 2 02 December 2009

Creating - Opening - Creating - Opening - Saving a workspace (.sws)Saving a workspace (.sws)

Select the .sws file

version Date of release

new

open

save



Defining sharing study Defining sharing study scenarioscenario

Wanted Transmitter

(Wt)

Victim Receiver

(Vr)Wanted Receiver

(Wr)

Interfering Transmitter

(It)

dRSS

iRSS

Victim link Interfering link



Victim Link ParametersVictim Link Parameters

General information on the link

Victim receiver characteristics (non-CDMA systems) (sensitivity, BW, antenna, blocking response, interference criteria, etc...)

Wanted transmitter characteristics (non-CDMA systems) (power, antenna)

Position and propagation model information between the Wt and the Vr

Choice from a library

Distribution of the dRSS

Distribution of the center frequency



Victim Link Parameters - Victim Link Parameters - CDMA systemCDMA system

CDMA module


Selection of the CDMA module

Definition of the CDMA victim receiver blocking response



Interfering Link ParametersInterfering Link Parameters

General information on the link Interfering transmitter

characteristics

Wanted receiver characteristics

Position and propagation model information of the interfering link

Choose from a library


Add/edit/duplicate as many interferer

as necessary

Position and propagation model information between victim and interferer



Interfering Link ParametersInterfering Link ParametersCDMA systemCDMA system

CDMA module


Selection of the CDMA module

Definition of the CDMA unwanted emission mask



Start a simulationStart a simulation

A. Check consistency

B. Select the number of snapshots

C. Launch a simulation



Results: Simulation Results: Simulation status interfacestatus interface

Provides basic information on the simulation status

Display the victim and interfering link element

for each snapshot

Progress bar to track the current task status and

the system memory

Mean and std value of dRSS and IRSS (unw and block)

Interfering link

Interfering transmitter (It)Wanted receiver (Wr)

Wanted transmitter (Wt)Victim receiver (Vr)

Victim link



Results: dRSS and Results: dRSS and iRSS vectorsiRSS vectors



Results: Interference Results: Interference calculationcalculation

Compatibility: Probability of interference

Translation: Probability of interference as a function of parameters

17.5 % of probability of interference



CDMA interfaceCDMA interface

Provides general information on

the CDMA system

System characteristic

for Uplink or Downlink )

Position of the elements

(i.e. antenna , Cell radius,

mobility)

Setting up of the number of CDMA users in the network (i.e. capacity) Position of the reference cell to the network

Setting up of the propagation model



Thank you - Any Questions?Thank you - Any Questions?

Documents

Quick start in SEAMCAT European Communications Office Jean-Philippe Kermoal (ECO) December 2009 EUROPEAN COMMUNICATIONS OFFICE Nansensgade 19 DK-1366 Copenhagen