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.
Patent No.:
Date of Patent:
Dec. 08, 2020
Filed:
Oct. 08, 2018
Applicant:
Nxp B.v., Eindhoven, NL;
Inventors:
Siamak Delshadpour, Phoenix, AZ (US);
Xueyang Geng, Chandler, AZ (US);
Ahmad Yazdi, Chandler, AZ (US);
Assignee:
NXP B.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 27/152 (2006.01); H03K 5/24 (2006.01); H03L 7/087 (2006.01); H03L 7/089 (2006.01); H03L 7/099 (2006.01); H03L 7/107 (2006.01); H04B 1/10 (2006.01); H03K 5/08 (2006.01);
U.S. Cl.
CPC ...
H04L 27/152 (2013.01); H03K 5/249 (2013.01); H03K 5/2481 (2013.01); H03L 7/087 (2013.01); H03L 7/0891 (2013.01); H03L 7/0896 (2013.01); H03L 7/0995 (2013.01); H03L 7/107 (2013.01); H04B 1/1027 (2013.01); H03K 5/082 (2013.01);
Abstract
Various embodiments relate to a PLL based FSK demodulator, the FSK demodulator comprising a PFD configured to receive an input signal, a fully differential auxiliary charge pump configured to receive and amplify the input signal from the PFD, a capacitor configured to filter the input signal from the auxiliary charge pump and a fully differential slicer configured to demodulate the input signal and output recovered data.