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7.6.3 Wrap around feature and implementation

7 Cellular network simulation 7.6 CDMA/OFDMA commonalities

To analyse the behavior of a cellular network without inducing any artifacts due to boundary effe...

Updated 1 month ago by ECO TECH

7.6.2 Measure interference from entire cluster

7 Cellular network simulation 7.6 CDMA/OFDMA commonalities

For a CDMA network used as an interferering network, when the “Measure interference from entire c...

Updated 1 month ago by ECO TECH

7.6.1 Pathloss and Effective Pathloss

7 Cellular network simulation 7.6 CDMA/OFDMA commonalities

Path loss between each user and BS needs to be calculated within the cellular layout. In SEAMCAT,...

Updated 1 month ago by ECO TECH

7.5.5 Base station

7 Cellular network simulation 7.5 Cellular network positioning

Figure 184: Cellular system – Base station GUI     Table 25: Cellular system – Base station pa...

Updated 1 month ago by ECO TECH

7.5.4 Mobile station

7 Cellular network simulation 7.5 Cellular network positioning

Figure 183: Cellular system – Mobile station GUI      Table 24: Cellular system – Mobile stati...

Updated 1 month ago by ECO TECH

7.5.3 System layout preview

7 Cellular network simulation 7.5 Cellular network positioning

You have the possibility to see a preview of the network you are simulating. You can click on the...

Updated 1 month ago by ECO TECH

7.5.2 System layout - reference cell selection

7 Cellular network simulation 7.5 Cellular network positioning

A singe cell consists of several MSs connected to their serving BS. The reference cell is a singl...

Updated 1 month ago by ECO TECH

7.5.1 System

7 Cellular network simulation 7.5 Cellular network positioning

Initially macro-cellular environment was implemented in SEAMCAT, but with time more flexibility w...

Updated 1 month ago by ECO TECH

Introduction

7 Cellular network simulation 7.5 Cellular network positioning

5 panels characterised the positioning of a cellular system. This panel is the same whether a CDM...

Updated 1 month ago by ECO TECH

7.4 TDD vs FDD simulation

7 Cellular network simulation

Note that TDD (Time Division Duplex)/FDD (Frequency Division Duplex) simulations are scenario dep...

Updated 1 month ago by ECO TECH

7.3 OFDMA overview

7 Cellular network simulation

The simulation of OFDMA systems is similar to that of the CDMA systems, except that after the ove...

Updated 1 month ago by ECO TECH

7.2 CDMA overview

7 Cellular network simulation

When simulating CDMA systems, SEAMCAT performs power controlling in a fully loaded system of all ...

Updated 1 month ago by ECO TECH

7.1 Introduction

7 Cellular network simulation

Whereas traditional simulation of non-CDMA or non-OFDMA systems is carried out in SEAMCAT by taki...

Updated 1 month ago by ECO TECH

6.5.3 Some of the channels are blocked and some are available

6 Spectrum sensing and cognitive radio 6.5 Examples

This is a typical example. In such a scenario, the detection threshold is taken to a value of -80...

Updated 1 month ago by ECO TECH

6.5.2 All the channels are blocked

6 Spectrum sensing and cognitive radio 6.5 Examples

In such a scenario, the detection threshold is taken to a lower value compared to the sRSS and no...

Updated 1 month ago by ECO TECH

6.5.1 All the channels are available

6 Spectrum sensing and cognitive radio 6.5 Examples

  In such a scenario, the detection threshold is taken to a value of 0 dB (Figure 160) much high...

Updated 1 month ago by ECO TECH

6.4 Scenario parameters

6 Spectrum sensing and cognitive radio

In addidtion to the input system parameters, you also need to set charateristics of the spectrum ...

Updated 1 month ago by ECO TECH

6.3 Input system parameters

6 Spectrum sensing and cognitive radio

For the sensing feature to be activated, both the victim and interferer transmitters have to have...

Updated 1 month ago by ECO TECH

6.2 Simulating spectrum sensing

6 Spectrum sensing and cognitive radio

The manual sets out how SEAMCAT can be used for spectrum sensing where the interfering devices (I...

Updated 1 month ago by ECO TECH

6.1 Introduction

6 Spectrum sensing and cognitive radio

Cognitive radio is a technology which is being developed to bring greater efficiency, speed and r...

Updated 1 month ago by ECO TECH