History

Keynote SIGOS GmbH based in Nuremberg was founded on
9th November 1989 under the name of SIGOS Systemintegration
and has rapidly developed into a very successful enterprise.

In 2009 we are celebrating our 20th Years' Anniversary.
Find out more from our Company Brochure.

Keynote SIGOS Company Brochure (1.7 MB)

Our Year 1989

• Foundation of SIGOS Systemintegration, 17 employees

Our Year 1990

• Testing and integration support for the first German GSM network
• Introduction of the 'ski weekend'
• Introduction of the Company Bicycle

Our Year 1991

• Active participation in standardization process as full member of ETSI
• "SITE is born"

Our Year 1993

• SITE End-to-END testing environment for fixed line networks is born

Our Year 1994

• SIGOS plans a GSM core network

Our Year 1995

• SITE DECT for type approval tests

Our Year 1996

• SITE ISUP for conformance test for C7 networks

Our Year 1997

• SITE now includes mobile network End-to-End testing
• SIGOS Gummy Bears are a hit

Our Year 1998

• SITE IN/CAMEL for conformance tests

Our Year 1999

• 10th Anniversary
• Move to the new Office Building
• 37 Employees

Our Year 2000

SITE Supplementary Services SITE SMS SITE IREG 24, 26, 27 New SIGOS Logo

Our Year 2001

• SIGOS "multicultural": 75% Germans, 25% International
• SIGOS at the 3GSM World in Cannes
• Test and Integration Support for the last german GSM Network
• 46 Employees
• First Green Card Employee
• SITE WAP, SITE IVR
• SITE provides test and integration support to all German GSM networks

Our Year 2002

Our Year 2003

New SITE test solutions:

• SITE WLAN
• SITE Web Browsing
• SITE Streaming
• IR.60

Our Year 2004

15 years expertise in network & service testing New test solutions with SITE: SITE Voice Quality CDR Compare Reporting 3G UMTS IR.29

Our Year 2005

New test solutions with SITE:

• SITE Video Telephony
• SITE Push-to-Talk
• SITE BlackBerry
• EDGE Interface

Our Year 2006

Keynote acquires SIGOS     

• SITE Video Quality
• SITE Testcase Editor
• Gb-Interface over Frame Relay
• UMTS/HSDPA Interface

Our Year 2007

• VoIP(SIP/RTP) Testing
• 3G Layer 3 Protocol Testing
• SITE Handset Simulation
• IR.50
• ADSL Interface (Fixed Network Interface)
• UMTS/HSUPA Interface
• UMTS TDD interface (Wireless DSL)
• CDMA 2000 1X / EV-DO Interface
• DSL / ADSL Interfaces

Our Year 2008

• SITE Billing Verification for Revenue Assurance Suite
• SITE Digital Rights Management
• Launch of SITE Drive Service Test
• Iu CS/PS Interface
• The annual Keynote SIGOS User Conference in Nuremberg hits 100 participants for the first time
• First Keynote SIGOS User Conference in the APAC Region held in Kuala Lumpur, Malaysia proves great success

Our Year 2010

• Introduction of GlobalResource Pool (GRP)
• GlobalRoamer to cover 3/4 of the world countries
• Early Charging Detection
• First LTE tests