Invention Application
WO0190864A3 TIMING CONTROL MEANS FOR AUTOMATIC COMPENSATION OF TIMING UNCERTAINTIES
审中-公开
定时控制手段用于自动补偿时序不确定性
- Patent Title: TIMING CONTROL MEANS FOR AUTOMATIC COMPENSATION OF TIMING UNCERTAINTIES
- Patent Title (中): 定时控制手段用于自动补偿时序不确定性
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Application No.: PCT/RU0100202Application Date: 2001-05-22
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Publication No.: WO0190864A3Publication Date: 2003-01-03
- Inventor: ABROSIMOV IGOR ANATOLIEVICH , DEAS ALEXANDER ROGER
- Applicant: ABROSIMOV IGOR ANATOLIEVICH
- Assignee: ABROSIMOV IGOR ANATOLIEVICH
- Current Assignee: ABROSIMOV IGOR ANATOLIEVICH
- Priority: RU0000188 2000-05-22; US22811500 2000-08-28
- Main IPC: H04L25/02
- IPC: H04L25/02 ; G06F1/04 ; G06F1/10 ; G11C7/10 ; G11C7/22 ; H03L7/081 ; H04L7/00 ; H04L7/02 ; H04L7/033 ; H04L25/14
Abstract:
The present invention relates to the reducing timing uncertainties in high-performance digital circuitry and more specifically, to a timing control means and a method for minimizing timing uncertainties due to skew and jitter. A means for the compensation of timing errors in multiple channel electronic devices comprising at least one register having a plurality of channels comprises: a clock for providing a clock signal; a reference signal generator for generating reference signals for deskewing the registers; wherein for each said register a corresponding feedback loop is associated for the relative alignment of register's timing, the feedback loop comprising a means for detecting a deviation from a predetermined level of probability of reading by said register a desired symbol on a boundary of two reference channel symbols in a sequence and a set of delay means which uses the detected values of probability to generate a feedback signal. The invention is preferably implemented in a self calibrated receiver and a self calibrating transmitter. Also, the invention can be employed in a digital interface between two items or within a circuit where there is a requirement for tight timing control such as requirement for a low skew between the channels of a register.
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