It is also the founding North American Organizational Partner of the Third Generation Partnership Project (3GPP), a founding Partner of oneM2M, and a member of the Inter-American Telecommunication Commission (CITEL).
ETSI inspired the creation of, and is a partner in, 3GPP.
3GPP |
The API for OSA is called Parlay, (or Parlay/OSA or OSA/Parlay) as the APIs are developed jointly in collaboration by 3GPP, ETSI, and the Parlay Group.
It was developed by The Parlay Group, which worked closely with ETSI and 3GPP, which all co-publish it.
ETSI and 3rd Generation Partnership Project (3GPP) standards, such as GSM and LTE, define supplementary service codes that make it possible to query and set certain service parameters (e.g., call forwarding) directly from mobile devices.
UMTS Forum is very active in different standardization and regulation organizations like ITU, ETSI/3GPP, EC and CEPT (European Conference of Postal and Telecommunications Administrations.
UTRA-TDD HCR, an acronym for UMTS Terrestrial Radio Access(UTRA)-Time Division Duplex(TDD) High Chip Rate(HCR), is a 3GPP standardized channel access method based on a combination of TDMA and CDMA (known as TD-CDMA).