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:
Jul. 30, 2019

Filed:

Nov. 02, 2017
Applicant:

Renesas Electronics Corporation, Tokyo, JP;

Inventors:

Kichung Kim, Tokyo, JP;

Hiroyuki Okada, Tokyo, JP;

Naohiro Matsui, Tokyo, JP;

Tomoaki Hirota, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 25/02 (2006.01); H04L 1/04 (2006.01); H04L 1/00 (2006.01); H04L 7/00 (2006.01); H04L 27/10 (2006.01); H04L 27/14 (2006.01);
U.S. Cl.
CPC ...
H04L 25/0262 (2013.01); H04L 1/00 (2013.01); H04L 1/0002 (2013.01); H04L 1/0038 (2013.01); H04L 1/04 (2013.01); H04L 7/00 (2013.01); H04L 27/10 (2013.01); H04L 27/14 (2013.01);
Abstract

A rate determination apparatusincludes a reception unitconfigured to receive a transmission frame modulated by an FSK modulation scheme, a symbol rate detection unitconfigured to detect a symbol rate based on a period of a preamble portion in the received transmission frame, a multilevel symbol detection unitconfigured to detect a multilevel-modulated multilevel symbol based on a frequency deviation in the received transmission frame, and a bit rate determination unitconfigured to determine a bit rate based on the detected symbol rate and the detected multilevel symbol. Then, the bit rate can be determined during communication.


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