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Title:A new high-speed serial interface transmitter

Country:China

Patent No.:201410475671.3

Legal Status:Authorized

Inventor:Ke Huang, Ziqiang Wang, Xuqiang Zheng, Chun Zhang, Zhihua Wang

Assignee:Tsinghua University

Address:Mailbox No. 82, Beijing 100084

Filing Date:2014-09-17

Issue Date:2016-03-30

Abstract:

The invention relates to a transmitter for a high-speed serial port. The transmitter comprises a data path and a clock path, wherein the data path comprises a combiner I, a combiner II and a multiplexer, the multiplexer is used for connecting the combiner I with the combiner II to combine the data signals outputted by the combiner I and the combiner II, and the clock path comprises two paths of orthogonal clock signals which are respectively sent to the combiner I and the combiner II and are used as sampling clocks, so as to guarantee the accuracy of the two paths of data signals outputted by the combiner I and the combiner II and the 1/4 difference of sampling clock cycle. The transmitter has the advantages that on the basis of a negative feedback type combining time window searching loop, the time sequence relationship between a data signal and a clock signal can be automatically guaranteed, so a latch working at the highest rate and the corresponding clock signal buffer of the transmitter are not needed, and the power

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