The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 19, 2021

Filed:

Feb. 19, 2020
Applicant:

Cirrus Logic International Semiconductor Ltd., Edinburgh, GB;

Inventors:

Leyi YiN, Austin, TX (US);

John L. Melanson, Austin, TX (US);

Assignee:

Cirrus Logic, Inc., Austin, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 7/00 (2006.01); H03M 7/36 (2006.01); H04L 29/06 (2006.01); H03M 7/30 (2006.01);
U.S. Cl.
CPC ...
H03M 7/3044 (2013.01); H03M 7/6005 (2013.01); H03M 7/6011 (2013.01); H04L 65/607 (2013.01);
Abstract

A system may include a modulator configured to generate a modulated data stream of samples from an input signal wherein each value of data in the modulated data stream when encoded is represented by a multi-bit code, wherein the modulator comprises a quantizer configured to quantize the modulated data stream from the input signal and feed back the modulated data stream as a feedback signal to an input of the modulator and a memory configured to store one or more samples of the modulated data stream. The system may also include an encoder configured to generate a synchronized serialized code stream from the modulated data stream. The quantizer may be configured to, based on the one or more samples of the modulated data stream stored in the memory, constrain the modulated data stream such that a synchronization state of the synchronized serialized code stream generated by the encoder is determinable based on the synchronized serialized code stream.


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