Atoll 2 8 2 Overview

7/29/2019 Atoll 2 8 2 Overview

1/63

Confidential Do not share without prior permission


2/63

Atoll

Multi-technology Windows-based Radio Planning and Optimisation softwaremodelling the following technologies:

GSM/GPRS/EDGE

UMTS/HSPA

CDMA2000 1xRTT/EV-DO

TD-SCDMA

WiMAX

LTE

Microwave Links


3/63

Atoll Modular Configuration


4/63

Hardware & software environment

Windows based softwareWindows 2000 Pro/XP Pro/Vista/ 7

Server versions of Windows + Citrix

Hardware

Standard PC, minimum RAM 1Gb

Support of dual and quad processor configurations

Multi-user configurations:

Oracle 9i & 10g

Sybase Adaptive Server V 12.5

MS SQL Server 2005 and 2008MS Access


5/63

Atoll Configurations

Atoll is scalable platform and supports

flexible deployment scenarios

Standalone

Workstation and laptop

Multi-user workstation-based

Multi-user server-based (Citrix)

Distributed Servers (regional)

Centralised server farm

Hybrid configurations mixing servers,workstations and laptops


6/63

Features

1. General features

2. GSM/GPRS/EDGE

3. UMTS/HSPA

4. LTE

5. CDMA2000 1xRTT/EV-DO

6. ACP


7/63

1. General features


8/63

GIS features (1)

Supported data:

Digital Elevation Models (up to 1m resolution)

Land use and clutter files (255 classes)

3D building data

Traffic data

Population data

Raster map, satellite and aerial shots

Vector dataDirect support of multiple formats

Raster: BIL, TIF, JPEG2000, BMP, Vertical

Mapper, ArcView, ERDAS Imagine, ECW, MSI

Planet...

Vector: MapInfo, Arcview, DXF, MSI Planet

Web Map Service (WMS)

World-wide database of coordinate systems

(1000+)

Easy integration of new coordinate systems

(open format)

Coordinate system conversion for vector data

Geographic Information system


9/63

GIS features (2)

Multi-resolutions multi-layers data are

supported

Layer visibility control

Transparency features

Integrated cartography editor

Raster editor

Vector/Polygon editor including

definition of attributes

Integration with Arcview, MapInfo and

Google Earth

Import: geographical data,

traffic/population data

Export: prediction plots (e.g coverage),

vectors and polygons


10/63

User & data management (1)

Advanced database architectureMulti-user environments using standard RDBMS

(Oracle, MS SQL Server, Sybase, MS Access,)

Private and reference data synchronisation

Management of user profiles and rights

Highlights:

RDBMS not required for standalone

configurations.

Support of disconnection and reconnection to the

database

Distributed configurations (regional teams) aresupported

Flexible and easy integration within operators IT

organisation


11/63

User & data management (2)

Flexible multi-technology database model

Data sharing between networks: sites,neighbours

User-defined flags and fields

Customised project templates

Open format

External database importation tools (sites,antennas)

XML, ASCII or csv files

Planet migration tool

User-defined import/export tools using

macros/scripts

Powerful data management functionsSite/Sector selection based on database queries

Graphical selection on the screen

Global edit on selection

Selection criteria can be stored and recalled

Prediction studies (e.g coverage) limited to

selections


12/63

Propagation modelling (1)

State-of-the-art propagation calculation engine:

Propagation model definition at sector, site, area orlayer level

Support of multi-resolution database

Background and distributed calculation

Integrated propagation model library:

Standard propagation model (SPM)

Okumura-Hata and Cost-Hata

ITU propagation models: 526-5, 529, 370-7 and

1546-2

Longley-Rice based propagation model

Etc.

Open interface to external propagation models :

Integration of external propagation models

through the Developer Toolkit

Full integration of propagation models available from

3rd party developers: Wavecall, Siradel.


13/63


SPM is a semi-deterministic

propagation model suited for

predictions in the 150 to 3500MHz

range

It is best suited to GSM 900/1800,

UMTS, CDMA2000, WiMAX, and

LTE radio technologies

Uses Clutter and 3D building data

Can be automatically tuned based

on measurements

Models indoor propagation

A performance of up to 7 dB of

Standard Deviation can beachieved

Forsk 2009 Confidential Do not share without prior permission Slide 13 of 2


14/63


Dual-resolution pathloss

matrix

Two pathloss matrixes per

transmitter

Benefits

Accuracy near transmitter

(high resolution)

Calculation time and disk

space optimization far from

transmitter (lower resolution)

Network-wide calculations

dramatically improved

Low resolution

pathloss matrix

High resolution

pathloss matrix

Transmitter


15/63


Propagation model tuning :

Based on CW and drive test data

(measurement module required)

Manual tuning using a propagation model

editor

Automatic model tuning based on the Bounded

Variable Least Squares technique

Assisted model tuning designed for advanced

calibration

Measurement-based pathloss matrixes

Drive Tests or CW data can be used to

improve the propagation calculation accuracy

of individual sectors


16/63

Printing & Reporting

Flexible report generator

Generic statistics for predictions including

surface, traffic and clutter information

Population-based reports and statistics

Report zone based on user-defined

polygonsCustom reports using the Atoll

macros/scripting capabilities

Export of prediction plots in various raster

/ GIS formats (MapInfo, ArcView) and text

formats (Ascii, Excel)

Printing up to A0 format

User-definable page layout

Support of real printing scales (e.g 1:100

000)

Support of multiple layers and

transparency


17/63

Distributed computing

Support of dual and quad processorworkstations/servers

Calculations performed on 2/4

processors

Increase by 100%/200% of

performance

Background calculation

Distributed Computing for

propagation calculations

Multi-threaded calculation

architecture calculation over a

network of workstations or or on adedicated server

Batch calculation

Scripts and macros

Scheduling

Workstation 2Workstation 3 Workstation 1Workstation 4

Server1

ATOLL 2.1

calculation server

Server2

ATOLL 2.1

calculation server

Server3

ATOLL 2.1

calculation server

user 1 user 2 user 3 user 4 user 5 user 6 user 7


18/63

Measurement module

CW Measurements

Import , display and analysis of CW data

Prediction/Measurement comparison and

statistical analysis (mean & standard

deviation)

Automatic propagation model tuning

Test mobile data

Import , display and analysis of test mobile

data

Graphical replay on map combined with

user-defined graphs

Call events display and analysis

Automatic propagation model tuning based

on test mobile data


19/63

Development tools

Atoll scripting language

Automation and scheduling of calculation

tasks(e.g nationwide coverage)

Macros written in VBscript

Targeted at Atoll super-users and

administrators

Atoll Software Development Kit

C++ development resources for

developers

Development of Atoll extensions and

plug-ins

Dedicated training and support services


20/63

2. GSM/GPRS/EDGE


21/63

GSM/GPRS/EDGE

Frequency bands and frequency groups

Support of multiple-band networks

Support of frequency hopping (base bandand synthesised)

Control of frequencies distribution: frequencylayers, border constraints

Full support of HCSModelling of cell layers

Traffic spreading between layers

Prioritisation of serving cells

Network model

Subcell concept for parameter definition:

BCCH, TCH, TCH_inner

Modelling of multi-band and concentric cells

Transmission diversity modelling

Support for DTX, Power control and AMR


22/63

GSM/GPRS/EDGE

Service and interference analysis

Prediction plots can be generated for a single

or all cell layers

Analysis breakdown per TRX type: BCCH,

TCH, GPRS, E-GPRS

Intermodulation calculations

Prediction plots for

Coverage analysis (best server, signal level, etc.)

Quality analysis (interference levels, BER, BLER,

MOS, etc.)

Performance analysis (throughput)

User equipment modelling Band (900 / 1800 / 1900)

Technologie (GSM / GPRS / EDGE )


23/63

GSM/GPRS/EDGE

GPRS/EDGE specific prediction studies

Max rate/timeslot plots

Coding schemes usage areas

Average capacity per time slot per

transmitter

GPRS/ EDGE Traffic analysis

Traffic capture according to : Band, mobility, technology

Traffic overflow

Spread of traffic between layers

Traffic integration Erlang and throughput calculation

Calculation of required PS and CS TS

Modelling of Half-Rate

Dimensioning Based on KPI


24/63

GSM/GPRS/EDGE

Neighbour list planningManual and automatic neighbour planning

Inter-system neighbour planning (GSM-

UMTS,)

Interference matrix generation

IM based on interference histograms

Interference histograms generated at

subcell level (BCCH, TCH etc.)

Import/export of interference matrix

IM can be generated from predictions, drive-

test data and OMC-R measurements.

Open format allowing to edit/modify the

matrix using 3rd party applications and

additional data (switch data, drive test data)

Interference matrix display tool

Visual display on the map

Victim/interferer analysis


25/63

GSM/GPRS/EDGE

Automatic Frequency Planning module

Multi-layered networks and concentric cells

supportSupport of frequency hopping and DTX

Frequency hopping parameters (HSN, MAIO and

MAL) allocation

User-definable constraints (separation, border

restrictions, )

Editable cost function based on a soft penaltyapproach

BSIC allocation

Interactive Frequency Planning tool

Candidate channels list creation based on AFP

cost function

Victim or interferer analysis

Powerful display features

Detailed breakdown per violation cause

Open interface to external AFP tools

External AFP tools can be easily and seamlessly

integrated with Atoll


26/63

3. UMTS/HSPA


27/63

UMTS/HSPA

Overview

Service and

network

analysis plots

Network

database Trafficdatabase Trafficcartography

WCMA simulator

(Monte-Carlo distributions)

Reports

Networkmodelling

Trafficmodelling

Service and

network

analysis plots

WCDMA simulator


or Fixed Loading


28/63

UMTS/HSPA

Dual-band networks modelling

Multiple carriers modelling

UMTS equipment modelling including RRM

and inter-carrier resource sharing

HSPA and HSPA+ modelling

MIMO

Higher order modulation schemes

VoIP modelling

Service and user equipment modelling

Radio bearer modelling

User equipment modellingAny number of services and user equipments

can be defined

Multimedia Broadcast and Multicast System

modelling


29/63

UMTS/HSPA

Network modelling

UMTS equipment database

Carrier selection parameters

Channel element usage vs. service table

WCDMA parameters: MUD, rake factor etc.

Support for HSPA and HSPA+ Modulation schemes

MIMO ( spatial multiplexing and transmit diversity)

HARQ

Throughput vs. pilot C/I

Load sharing

Transmitter and cell modelling

UMTS equipment defined on a per site basis

Support of multiple antennas per transmitter

Cell parameters defined on a per carrier basis


30/63

UMTS/HSPA

Traffic modelling

Modelling of HSPA/R99 traffic mix

Multiple traffic definition methods:

Spreading of live traffic using pilot coverage

areas

Traffic map generation from populations files

(MapInfo/Arcview)

Traffic spreading within polygons and along

vectors

Raster traffic density maps

Combination of different traffic definition

methods (e.g: live traffic data -> voice

service, population density -> dataservices)

Clutter weighting function

Indoor ratio on a per clutter class basis


31/63

UMTS/HSPA

W-CDMA simulation

State-of-the-art WCDMA simulator

(Monte-Carlo based) supporting R99,

HSPA and HSPA+

Terminal distributions based on service

and traffic data

User-definable number of terminal

distributions and convergence parameters

Statistical analysis of terminal distributions

(mean / standard deviation)

User-definable simulation / focus areas

Simulation management and controlMultiple simulation groups can be

generated and compared in the same

project

Management of large areas through a

regional splitting technique

Batch mode and parallel calculations


32/63

UMTS/HSPA

Predictions studies

Based on simulation results or user-defined load

values

Pilot coverage and pilot quality analysis

Services areas (DL, UL, effective)

Interference analysis (pilot pollution, noise rise)

Quality analysis (BER, BLER, FLER)

Handover analysis

Scrambling Code interference analysis

Analysis tools and reportsGraphical point analysis tool

Hardware resource dimensioning (channel

element dimensioning)

Comprehensive and flexible reports on user-

defined areas (focus zones)


33/63

UMTS/HSPA

HSDPA prediction studies

Ec/Nt HS-PDSCH

Channel Quality Indicator (CQI)

Peak RLC level user

throughput

HSUPA prediction studies

Required E-DPDCH Ec/Nt

Required Terminal Power

RLC Peak Rate


34/63

UMTS/HSPA

Neighbour and code planningManual and automatic multi-carrier

neighbour planning

External (e.g. GSM) neighbour

planning

Automatic scrambling code

allocationScrambling code plan consistency

check

Inter-technology co-planning

Site sharing

Simultaneous display/analysis of

dual technology networks

Inter-system handover planning


35/63

4. LTE


36/63

LTE features

Overview

Service and

network

analysis plots

Network

database Trafficdatabase Trafficcartography

WCMA simulator


Reports

NetworkmodellingTrafficmodelling

Service and

network

analysis plots

LTE simulator


or Fixed Loading


37/63

Network and Radio Parameters Modelling

Supports Evolved UTRA (3GPP Release 8 LTE) Networks

Various frequency bands

Scalable channel bandwidths

Resource blocks per channel and sampling frequencies

FDD and TDD frame structures

Inter Cell Interference Coordination (ICIC) UL/DL

Fractional UL power controlHalf-frame/full-frame switching point periodicities for TDD

Normal and extended cyclic prefixes

Downlink and uplink control channels and overheads

(Downlink and uplink reference signals, P-SCH, S-SCH, PBCH, PDCCH,

PUCCH, etc.)

Physical cell IDs


38/63

Network and Radio Parameters Modelling

Supports Evolved UTRA (3GPP Release 8 LTE) Networks

Signal level based coverage planning

CINR based coverage planning

Network capacity analysis using Monte Carlo simulations

Scheduling and resource allocation in two-dimensional frames

Multiple Input Multiple Output (MIMO) systems Transmit and Receive Diversity

Single-User MIMO (Spatial Multiplexing)

Adaptive MIMO Switch (AMS)

Multi-User MIMO (Collaborative MIMO) in uplink

Automatic allocation of neighbours, physical cell IDs, and frequencies (AFP)

(Optional)

Network verification possible using test mobile data


39/63

39

Network Parameters

Network-Level Parameters

Cyclic prefix

PDCCH and PUCCH channel

overheads

Switching point periodicity for TDD

frames

Uplink power control margin

Serving cell layer selection

System-level constants (Hard-coded in Atoll)

Width of a resource block (180 kHz)

Frame duration (10 ms)

Other control channel overheads defined by 3GPP (calculated based on

3GPP specs)

Reference signals, P-SCH, S-SCH, PBCH, etc.


40/63

40

Network Parameters

Bearers (Modulation and Coding Schemes)

User-selectable modulations

(QPSK, 16QAM, 64QAM)

User-definable coding rates

(e.g. 1/2, 2/3, 3/4, etc.)

User-definable bearer efficiencies(useful bits per resource element)

User-definable reception characteristics

Bearer selection thresholds for link adaptation

Quality indicator graphs

BLER used to model the effect of errors in data reception


41/63

41

MIMO Systems

Multiple Input Multiple Output Systems

Supported MIMO systems:

Transmit and receive diversity

Improves the CINR

Usually used in coverage areas with bad

radio conditions

Single-User MIMO (SU-MIMO) (or Spatial Multiplexing) Improves throughput

Usually used in coverage areas

with good radio conditions

Adaptive MIMO Switch (AMS)

Can switch from SU-MIMO to Diversity as the

radio conditions worsen

Multi-user MIMO (MU-MIMO) (or Collaborative MIMO)

in uplink

Improves cell capacity in terms of number of

connected users


42/63

42

Traffic Modelling

Traffic DataTraffic maps and subscriber lists

Various types of traffic maps:

Raster traffic maps

Vector traffic maps

Live traffic maps Traffic density maps

Live Traffic Data

Vector Traffic Data

Raster Traffic Data

Subscribers


43/63

43

Traffic Modelling

ServicesModelling of Voice and Data services

Support for service priorities

considered for scheduling and RRM

Modelling of traffic demand parameters:

Minimum throughput demand = GBR

Maximum throughput demand = MBR

Activity factor for voice type services

Modelling of application layer overheads

Mobility Types

Modelling of mobile speed

Used for bearer selection, and channel quality indicator graphs


44/63

44

Traffic Modelling

Terminal Types (UE)Minimum and maximum transmission powers

Antenna, gain, losses, and noise figure

Reception characteristics

Optional MIMO support

Number of transmission and reception antenna

ports

User Profiles

Service usage characteristics

for categories of users


45/63

45

Coverage Predictions

Coverage PredictionsSignal level based coverage plots:

Best server plot based on downlink reference signal levels

Multiple server coverage based on downlink reference signal levels

Reference signal, SCH/PBCH, PDSCH, and PUSCH signal level plots

Reference signal, SCH/PBCH, PDSCH, and PUSCH CNR plots

Interference-based coverage plots:

Can be based on user-defined cell loads or on Monte Carlo simulation results

Reference signal, SCH/PBCH, PDSCH, and PUSCH CINR and interference plots

Best bearer plots based on PDSCH and PUSCH CINR levels

Throughput and cell capacity per pixel plots based on PDSCH and PUSCH CINR levels

Peak RLC, effective RLC, and application throughputs

Peak RLC, effective RLC, and application cell capacities

Peak RLC, effective RLC, and application aggregate cell throughputs


46/63

46

Coverage Predictions

Coverage Prediction Examples

Coverage by Signal Level Number of Servers

Coverage by DL CINR Coverage by UL CINR


47/63

47

Monte Carlo Simulations


For studying network capacity

Network behaviour under given traffic

Can be based on traffic data from traffic maps

and subscriber lists

Distribution of mobile users and services

Calculation of user parameters (CINR, power

control,

noise rise, resource allocation, etc.)

Scheduling and radio resource allocation

based on service priorities and scheduling methods:

Proportional Fair

Proportional Demand

Max Aggregate Throughput


48/63

48


Simulation ResultsFor each cell

UL and DL traffic loads

UL noise rise

UL and DL aggregate cell throughputs

Traffic input and connection statistics

For each mobile

Serving transmitter and cell

Azimuth and tilt (towards the serving cell)

Reference signal, SCH/PBCH, PDSCH, and PUSCH signal levels

Reference signal, SCH/PBCH, PDSCH, and PUSCH CINR and interference levels

Best bearers based on PDSCH and PUSCH CINR levels Cell throughputs, cell capacities, and user throughputs PDSCH and PUSCH CINR levels

Connection status and rejection cause


49/63

49


Simulation Results Display


50/63

50

Automatic Optimisation Features

Automatic and Manual Neighbour PlanningAutomatic allocation based on a hard-handover criteria

Possibility to import existing neighbour lists

Manual and graphically assisted neighbour allocation

Automatic Physical Cell ID Planning

Based on neighbour and distance relationsAllocation of S-SCH IDs and P-SCH IDs

Automatic Frequency Planning

Based on interference matrices, neighbour, distance relations

Possibility to lock frequencies for cells

Can work with more than one frequency band in the same document

Can also allocate physical cell IDs taking interference matrices into account


51/63

5. CDMA2000 1xRTT/EV-DO


52/63


Overview

Networkmodelling

Trafficmodelling

Service and

network

analysis plots

Network

databaseTraffic

database

Traffic

cartography

CDMA simulator


or Fixed Loading

Reports


53/63


Carrier modelling

Multi-carrier support

Carrier type support: 1xRTT, 1xEV-DO (CDMA2000)

Cell parameter can be defined on a per carrier basis

Service and radio configuration modelling

Service modelling: voice, 1xRTT voice, 1xRTT data, 1xEV-DO (rev. 0 and rev. A)Radio configuration modelling: RC1->RC5

Service quality tables

1xEV-DO rev. A radio bearer modelling


54/63


Network modelling

CDMA / CDMA 2000 equipment database

Carrier selection parameters

Channel element usage per service type

CDMA parameters: MUD factor, rake factor

Transmitter and cell modelling

CDMA equipment defined on a per site basis

Support of multiple antennas per transmitter Cell parameter defined on a per carrier basis

Traffic modelling

Multi-service traffic database

Multiple traffic definition methods :

Spreading of live traffic data using pilot coverage areas

Traffic map generation from population files (MapInfo, ArcView) Traffic spreading within polygons and along vectors

Raster traffic demand maps

Clutter weighting function


55/63


CDMA simulation

Advanced and proven

CDMA/CDMA2000 simulator

(Monte-Carlo based)

User-definable simulationparameters (number of

snapshots, convergence

criteria)

Statistical analysis of terminal

distributions (mean/standard

deviation)

Batch mode and parallel

calculations


56/63


CDMA prediction studies

Ec/Io pilot coverage plotsForward and reverse Eb/Ntcoverage maps

Service areas: pilot, forward &reverse traffic

Handoff areas by handoff type

Number of servers and pilotpollution

Total forward link noise andnoise rise plots

and more

Neighbour and code planning

Manual and automaticneighbour planning

Multi-carrier neighbour planning

PN offset allocation andanalysis

CDMA2000 1 RTT/EV DO


57/63


Network and radio parameter

Detailed FCH and SCH modelling1xRTT Radio configuration modelling

Data services

SCH variable rate and FCH activity factor modelling

SCH/FCH forward/reverse Eb/Nt thresholds

CDMA 2000 1xRTT simulationMulti-service Monte-Carlo simulation

SCH and FCH power control

Reverse and forward link SCH data rate

downgrading modelling

CDMA 2000 1xEv-DO features

Service modelling (data rate vs Eb/Nt tables)

HARQ modelling

Service and data rate prediction plots

Reverse 1xEV-DO physical channels modelling

CDMA2000 1 RTT/EV DO


58/63


1XRTT simulation and prediction studies

Extended multi-service Monte Carlo

simulations

SCH and FCH power control modelling

Reverse and forward link SCH data rate

downgrading modelling

Forward and reverse coverage per SCH

rate

Reporting

1xEV-DO simulation and prediction

studies

modelling of mixed 1XRTT / 1xEV-DO

traffic

Reverse power control simulationincluding data rate downgrading

Cell forward link capacity calculation

Forward and reverse coverage plots per

data rate


59/63

ACP

At ll ACP


60/63

Atoll ACP

New Concept of ACP implemented as

an integrated Function of the Planning

ToolEasy to use & administrate

One GUI for RF Planning & ACP

Common HW and system

infrastructure

Common database

Automatic Cell Planning to increase

Coverage and Capacity

Site selection

Antenna selection & parameteroptimisation (azimuth, mechanical &

electrical tilt, height)

Pilot Power

At ll ACP


61/63

Atoll ACP

Available for GSM, UMTS, LTE andWiMax modules

Designed to support dual technology

GSM/UMTS networks

Green field as well as existing

network optimisation scenarios

Allows to weight required changes

against possible improvements

At ll ACP


62/63

Atoll ACP

Optimisation features:

Network coverageNetwork capacity

Through automatic adjustments of selected network parameters

Site selection

Antenna parameters

Type Azimuth and mechanical tilt

Electrical downtilt

Transmit Power (Pilot)

User-driven optimisation process

Surface / traffic-based optimisation

Convergence criteria

Full use of live network data

Tuned propagation models

Drive-test calibrated pathloss matrixes

At ll Hi hli ht


63/63

Atoll Highlights

Advanced radio planning & optimisation features

Robust & scalable platform

Integrated optimisation tools (AFP/ACP)

Software Development Kit allowing customisation and integration

Strong and focussed customer support organisation

Atoll 2 8 2 Overview

Documents