Digital cellular telecommunications system (Phase 2) - Full rate speech - Part 6: Voice Activity Detection (VAD) for full rate speech traffic channels (Endorsement of English version ETS 300580-6:1998-04 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2) - Half rate speech - Part 2: Half rate speech transcoding (Endorsement of the English version ETS 300581-2:1998-05 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2) - Half rate speech - Part 7: ANSI-C code for the GSM half rate speech codec (Endorsement of the English version ETS 300581-7:1998-03 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2) - Half rate speech - Part 8: Test sequences for the GSM half rate speech codec (Endorsement of the English version ETS 300581-8:1998-04 as German standard)
Edition 2001-04

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 14: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version ETS 300392-14:1997 as German standard)
Edition 1999-07

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 2: Protocol testing specification for Voice plus Data (V+D); Sub-part 1: Test suite structure and test purposes (Endorsement of the English version ETS 300394-2-1:1998 as German standard)
Edition 1999-07

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 2: Protocol testing specification for Voice plus Data (V+D); Sub-part 2: Abstract Test Suite (ATS) for Network (NWK) layer (Endorsement of the English version ETS 300394-2-2:1998 as German standard)
Edition 1999-07

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 2: Protocol testing specification for Voice plus Data (V+D); Sub-part 3: Abstract Test Suite (ATS) for Logical Link Control (LLC) (Endorsement of the English version ETS 300394-2-3:1998 as German standard)
Edition 1999-07

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 2: Protocol testing specification for Voice plus Data (V+D); Sub-part 4: Abstract Test Suite (ATS) for Medium Access Control (MAC) (Endorsement of the English version ETS 300394-2-4:1998 as German standard)
Edition 1999-07

Broadband Radio Access networks (BRAN) - HIgh PErformance Radio Local Area Network (HIPERLAN) Type 1; Conformance testing specification - Part 1: Radio type approval and Radio Frequency (RF) conformance test specification (Endorsement of the English version ETS 300836-1:1998 as German standard)
Edition 1999-07