• Hydrogen Technologies Standards form the basic framework for market ramp-up

    More information
  • Climate change Standards and specifications support climate targets

    More information
  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

    More information
Standards [CURRENT]

ETS 300549 ; GSM 03.90:1996-06
Digital cellular telecommunications system (Phase 2) - Unstructured Supplementary Service Data (USSD) - Stage 2 (GSM 03.90)

Title (German)

Digitales zellulares Funkkommunikationssystem (Phase 2) - Unstrukturierte Daten des zusätzlichen Datendienstes (USSD), Stufe 2 (GSM 03.90)

Edition 1996-06
Original language English
Price On Request
Table of contents

Contact

Dipl.-Ing.

Michael Teigeler

Merianstr. 28
63069 Offenbach am Main

Tel.: +49 69 6308-260
Fax: +49 69 6308-9332

Send message to contact