||It has been suggested that this article be merged into TD-CDMA. (Discuss) Proposed since July 2014.|
UTRA-TDD HCR, an acronym for UMTS Terrestrial Radio Access-Time Division Duplex High Chip Rate, is one of the three UMTS air interfaces (UTRAs) standardized by the 3GPP. The channel access method used in UTRA-TDD HCR is based on a combination of TDMA and CDMA (known as TD-CDMA).
- Forkel et al. (2002). "Performance Comparison Between UTRA-TDD High Chip Rate And Low Chip Rate Operation". Retrieved 2009-02-16.