Phase accumulator for preset value pipeline structure
Title：
Phase accumulator for preset value pipeline structure
Application Number：
 200510116691
Application Date：
 2005/10/28
Announcement Date：
 2006/05/10
Pub. Date：
Publication Number：
 1770635
Announcement Number：
Grant Date：
Granted Pub. Date：
ApplicationType：
 Invention
State/Country：
 11[China|beijing]
IPC：
 H03L 7/197, H03L 7/08
Applicant(s)：
 Tsinghua University
Inventor(s)：
 Chen Jun, Yang Huazhong, Luo Rong
Key Words：
 preset value, pipeline structure, phase accumulator
Abstract：
 This invention relates to pre-set value streamline structure phase sum device in the said technique field, which comprises N-1 pieces of pre-set value phase sum device, N-1 pieces of D triggers, one NO bit sum device and one K bit of D trigger unit, wherein, the first degree sum device and the N-1 sum device input end and M bit frequency control N circuit input digital signal one branch are connected; other end of the signal device input end is connected to the frequency control input digital signals; the N-1 pre-set value sum device is connected to control signal end; the N-1 D triggers are connected to two adjacent sum bit input end and output end; the K bit D trigger input end is connected to the output end of the sum device.
Claim：
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