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UMTS-TDD - Wikipedia, the free encyclopedia
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日期:2025-07-01
UTRA-TDD LCR is an alternative air interface used for UMTS-TDD. It is based on TD-SCDMA, and uses 1.6 MHz slices of spectrum, and is standardized in UMTS by the 3GPP. Unlicensed UMTS-TDD [edit] In Europe, CEPT allocated the 2010-2020 MHz range for a ......看更多