Air Traffic Management
Voice Communication Systems
Voice communication systems made by FREQUENTIS
hold the lead in every conceivable aspect.
The FREQUENTIS VCS 3020X, which is based on
the know-how and experience built into the
world's most proven voice communication platform
– the VCS 3020 – offers the most
advanced VCS solution with the biggest number
of implemented features. The fully digital
voice communication system is designed for
the application in medium and large sized
ATC centres and is installed in some of the
largest and prominent ATC centres worldwide.
The VCS 3020X is the pinnacle of the experience
accumulated in the past 50 years. After all
FREQUENTIS has installed more than 10,000
positions in over 40 countries.
The system uses the proven VCS 3020X application
software and the latest peripheral hardware
for interfaces and operator positions. This
exciting design offers future-proof switching
technology combined with a sound architecture.
FREQUENTIS has chosen an evolutionary approach.
The latest VCS 3020X Release 4.1 already prepares
the migration to IP environments and IP based
voice switching. An open architecture, commercially
off the shelf available rack system parts
and industrial standards like IP technology
are characteristics important to the ATC community.
A digital voice communication system from
FREQUENTIS - the right solution for any complex
communication problem. But working methods
differ and sometimes a little individual adaptation
in functionality makes work a lot easier.
FREQUENTIS provides advanced systems for the
networking demands of civil and military air
traffic management applications. The multi-protocol
router VCX interfaces ATC communications to
various public networks.
FREQUENTIS VCX - Network Node - Network Centric
Solutions for safety-critical communication
Open architecture -including migration to
IP-, cost-savings and improved safety are
key demands future ATC-equipment has to respond
to. In this context the network integration
of different ATC-service types is one of the
decisive factors for realising a flexible
and effective ATC-environment.
The FREQUENTIS VCX combines IP Routing/Switching
facilities and distributed TDM-switching with
scalable processing power.
By unifying currently separated domains the
FREQUENTIS VCX network node opens the system
to the customer’s integrated services
network for ATC data and voice applications.
Compared to standard telecom equipment the
FREQUENTIS VCX offers tailored services for
ATC. These features include:
• Network flexibility (special routing
strategies for data and voice designed for
ATC, fast re-establishment of data/voice
• Safety (127 priority levels for
data AND voice, high level of redundancy,
integrated contingency/business resumption
concept, low transit delays, e.g.)
• Special ATC-features (message duplication
for radar data, remote control of equipment,
special compression algorithms, e.g.)
Tower and Airport Tools
ADD - Aerodrome Data Display - is the first
unit that makes up Tower and Airport Tools.
ADD integrates and displays airport-relevant
data for air traffic controllers, such as
weather information, navigational aid status
or Meteo-reports - on one single device.
Touch Entry Devices
With the PowerPanel, FREQUENTIS is in the
position to use a touch entry device based
controller working position as a standard
solution that excels even in the toughest
environments like control towers.
The FREQUENTIS MFC-Terminal features comprehensive
functionality combined with maximum user
friendliness due to its microprocessor based
control logic and powerful application software.
The FREQUENTIS DIVOS log is the latest version
of the fully digital Voice Recorder and
Replay System (VRRS). It has been designed
and developed using FREQUENTIS extensive
experience and know-how particularly in
the area of air-traffic control.
DIVOS log does not only meet the most demanding
recording requirements, but also provides
value added features and functions such as
data recording, voice and data synchronisation,
security, system management, etc.
Tower & Airport
User-friendly, future-proof solutions involving
state-of-the-art technology - this is the
principle underlying a success story that
has seen FREQUENTIS leave the competition
in its wake over the past 15 years. The constant
increase of the overall air traffic brings
new challenges, regarding safety issues and
cost effectiveness, in particular also for
Tower and Airports.
Therefore FREQUENTIS has already been working
on revolutionary solutions to tomorrow's needs.
The company’s experts have incorporated
both the latest findings from ergonomic research
and the suggestions and ideas of experienced
controllers into new integrated solutions
for tower and airports, e.g. with the products
of the TAPtools® family.
With Tower & Airport Solutions, FREQUENTIS
is supporting its partners and customers once
more by delivering cunning, cost-cutting solutions.
We turn visions and real requirements into
The FREQUENTIS VCS 3020XM, which is based
on the know-how and experience built into
the world's most proven voice communication
platform – the VCS 3020 –, offers
the most advanced VCS solution with the biggest
number of implemented features.
The FREQUENTIS VCS XM is a fully digital Voice
Communication System designed for the application
in medium and large sized Military Airbases
and Operations Centres.
Based on redundant parallel operating core
switches with duplicated PCM/TDMA highways
the FREQUENTIS VCS 3020XM provides reliable
communication services and extensive functionality.
No hot-standby switching is necessary and
therefore in case of a failure no remarkable
speech loss can be recognized which would
be a big threat in Air Defence.
Due to decentralised call control, redundancy
actions are extremely fast and unremarkable
for the user. Full scalability and modularity
gives the easy possibility for future expansions.
The latest Touch Panel technology based on
32-bit RISC-processors in combination with
a user-friendly and situative layout especially
designed for Air Defence gives the controller
a comprehensive tool for coping with the workload.
Systems cover the full scope of military Air
Traffic Control and Air Defence Applications
Most people only get to see the company’s
final products, whether it is a tower application,
an Air Defence Centre or a large Country Wide
Air Defence Network System. The Military Applications
aim to highlight some of the many solutions
being developed by
FREQUENTIS that go into making these products
what they are.
FREQUENTIS Voice Communication Systems offer
a full range of military air traffic control
and air defence solutions. From small tower
systems extended with the FREQUENTIS Airbase
Management System (AMS) to large Communication
Networks including a network wide Mission
Management and Role Management System.
The full range of applications can be provided
as fixed or deployable systems. FREQUENTIS
also manages Search and Rescue duties for
combat SAR such as Disaster Relief Systems.
According to specific military customer needs
FREQUENTIS solutions are based on the well
proven VCS 302X series. This enables the company
to offer outstanding complementary capability
to international customers across the main
defence sectors, as well as in the civil Air
Traffic Control or Public Safety Command and
The Airbase Management System (AMS) offers
all the features required to meet all voice
communication and remote control requirements
within military Airbases, integrated into
A fully digital, highly reliable voice switch
is the central communication component and
allows easy access to the various civil and
military radio and telephone networks via
a modular user interface.
The integrated intercom system allows quick
access to operation centres on the airbase.
In the event of an emergency, a separate emergency
network informs all operation centres at the
touch of a single button.
The control of the runway lights and additional
airbase facilities, together with uninterrupted
power supply and ergonomically designed consoles,
are all part of the AMS system.
System (IMS) / Search and Rescue (SAR)
The Incident Management System (IMS) is primarily
designed for the special needs of military
search and rescue organizations and operations.
The main component is a voice communication
system, which is connected to various telephone
and radio networks. The benefits are full
radio coverage of huge land, air and sea
areas combined with the ability to co-ordinate
air surveillance within local areas.
In order to optimally support the operator
in accessing all necessary information,
the communication system inter-operates
with a command and control computer system,
whose database contains all information
pertaining to both ongoing and completed
missions. The Geographic Information System
(GIS) displays maps, including additional
mission information stored by the operator.
This allows an area-oriented search for
information in the map and database. The
connection to multiple data networks offers
immediate access to different information
All communication components can be controlled
directly through the workstation. The connection
between the database and the voice switch
optimizes the operational workflow.
iii. Deployable Systems
FREQUENTIS Deployable Systems are flexible,
scaleable and configurable voice communication
systems that provide both voice and data functions
for deployable communication operations.
It is a state-of-the-art ground-to-ground,
ground-to-air and shore-to-ship communications
infrastructure designed to transmit and receive
voice and data communications securely to
or from any combination of wireless, satellite
or landline sources. This system is both mobile
and modular, providing the Armed Forces with
the flexibility to tailor the system to its
specific needs and to transport the system
anywhere in the world.
Ideal for quick deployment, crisis response
and contingency operations, these systems
offer maximum capability in a compact mobile
shelter configuration as they can be deployed
as an entire system or as split systems.
The Deployable System can be housed in all
standard military-purpose mobile containers.
Key features of the FREQUENTIS Deployable
• flexible, scaleable and configurable
• user friendly human interfaces
• open system architecture
• single module can provide both voice
and data functionality
• real-time surveillance
• situation awareness
• simplified support and maintenance
As an integral part of its systems architecture,
FREQUENTIS is aggressively moving forward
to provide networking solutions across its
suite of Internet working switches. FREQUENTIS
solutions also provide the scalability, interoperability
and increased dedicated throughput required
as military users evolve toward next generation
Interconnecting with existing platforms is
part of the FREQUENTIS network philosophy
together with integration of commercial off-the-shelf
Key features of the FREQUENTIS Military Voice/Data
Network solutions are:
• full networking capabilities for radio/telephone/data
traffic - virtual systems
• role-based configuration capabilities
• full system features for radio/telephone
operation for the entire network
• full system management features
for the entire network
• transparent use of system features
within the whole network
• common access to all radio/telephone
resources within the whole network
• bandwidth saved within the network
by voice compression