Aldiscon was a telecommunications software company founded in Dublin, Ireland in 1988. The company was an innovator in supplying software products to the mobile sector and became a market leader in the supply of Short Message Service Centre's (SMSC's) to mobile operators globally.

Aldiscon invented SMPP, the short message peer-to-peer telecommunications industry protocol for exchanging SMS messages between SMS peer entities such as short message service centres

SMSC

* Seoul Metro * Short message service center* Smart Mixed-Signal Connectivity...

.

Aldiscon is historically significant to the mobile sector in two major aspects.

• It represents the successful introduction of major independent software suppliers to the technology of global mobile networks. To this day, the firm (under the name Acision) is one of the largest such companies of this type to have ever been created and matured.
• The founders were instrumental in establishing several mobile software startup companies based in the Republic of Ireland and Northern Ireland, UK. Aldiscon, Apion, Aepona, Anam, Ammeon, Accuris Networks
  Accuris Networks
  Accuris Networks is an Irish privately-held telecommunications software solutions company, headquartered in Dublin, Ireland. Accuris Networks specialises in Mobile-Roaming Inter-Working and Fixed Mobile Convergence solutions....
  
   and Altion are just a handful of such Irish companies (in fact, all of these specific companies were started by the original Aldiscon founders).

Aldiscon originally consisted of three companies: Aldiscon Telecommunications Software Systems, Ltd. based in Dublin, Ireland; Aldiscon, Inc. based in Dublin, Ohio USA; and Aldiscon Northern Ireland Ltd. based in Belfast, Northern Ireland. Following rapid expansion through the mid 90s, the two Dublin companies were merged and renamed Aldiscon, Ltd.

Acquisition by Logica

Aldiscon, Ltd. was acquired by Logica Plc

LogicaCMG

Logica is a global IT and management consultancy company headquartered in Reading, United Kingdom.It has a primary listing on the London Stock Exchange and is a constituent of the FTSE 250 Index. It has a secondary listing on Euronext Amsterdam....

 of London, UK in 1997 for GBP 51 million. Logica Plc was a large multinational systems integration firm and it renamed Aldiscon the Logica Mobile Telecom Products Division. Aldiscon Northern Ireland was spun out into a separate company, Apion Ltd, and retained by the original owners. The mobile division was sold by Logica in 2007, with the new company named Acision

Acision

Acision is a privately held mobile communications network infrastructure company specialising in messaging and charging systems that enable popular services such as Short message service , Multimedia Messaging Service , mobile internet browsing, Mobile Broadband and voicemail.-History:Acision's...

 and Aldiscon founder Larry Quinn returning to the helm.

In 1999, Phone.com

Openwave

Openwave is a software company. Based in Redwood City, California, USA, Openwave is historically significant in its introduction of the Mobile Internet and its expansion into a large successful mobile software supplier in the mobile telecom sector...

 acquired APiON's WAP

Wireless Application Protocol

Wireless Application Protocol is a technical standard for accessing information over a mobile wireless network.A WAP browser is a web browser for mobile devices such as mobile phones that uses the protocol.Before the introduction of WAP, mobile service providers had limited opportunities to offer...

product division. APiON shareholders received 1.3 million shares of Phone.com valued at approximately US$239. A new spin off company AePONA was created at same time retained by original owners.