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1G, 2G, 3G, 4G - Gursimran Dhillon

1G, 2G, 3G, 4G - Gursimran Dhillon

Daniel
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发布于
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1929
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In 1989, Qualcomm was starting to develop CDMA with great assistance from PacTel in ... Wideband CDMA WCDMA,14 CDMA2000,15 and UTRA-TDD (UMTS ...
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