ETSI ETS 300 521 PDF

Published Date: 10/01/1996

Integrated Services Digital Network (ISDN); Call Hold (HOLD) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network

Published Date: 11/01/2019

Smart Cards; UICC - Contactless Front-end (CLF) Interface; Physical and data link layer characteristics (Release 15)

Published Date: 09/01/2020

Universal Mobile Telecommunications System (UMTS); Continuous connectivity for packet data users; 1.28 Mcps TDD (3GPP TR 25.929 version 16.0.0 Release 16)

Published Date: 11/01/2020

5G; 5GS; User Equipment (UE) conformance specification; Part 2: Common Implementation Conformance Statement (ICS) proforma (3GPP TS 38.508-2 version 16.5.0 Release 16)

Published Date: 01/01/1991

Addendum 1 to ANSI/NCITS X3.100-1989, Interface Between DTE & DCE for Packet Mode Operation with Packet Switch Data Communications Networks - NUI and NUI-Derived Facility Extensions (formerly ANSI X3.100-1989(R1995) Add.1:1991)

Published Date: 01/01/1989

Interface Between DTE & DCE for Packet Mode Operation with Packet Switch Data Communications Networks (CCITT X.25) (formerly ANSI X3.100-1989(R1995)

Published Date: 01/01/1983

Unrecorded Magnetic Tape Minicassette For Information Interchange, Coplanar 3.81 mm (0.150 Inch) (formerly ANSI X3.103-1983(R1996))

Published Date: 01/01/1990

Specification for General Purpose Paper Cards for Information Interchange (formerly ANSI X3.11-1990(R2002))

Published Date: 01/01/1986

Matrix Character Sets for Optical Character Recognition (OCR-M) (formerly ANSI X3.111-1986(R1997))

Published Date: 01/01/1984

14-Inch (356 mm) Diameter Low Surface Friction Magnetic Storage Disk (formerly ANSI X3.112-1984(R1996))