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:
Nov. 16, 1976

Filed:

Jun. 05, 1974
Applicant:
Inventors:

Hisakichi Michishita, Machida, JA;

Hidetaka Yanagidaira, Ohmoya, JA;

Katsuhiko Furuya, Tokyo, JA;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03K / ;
U.S. Cl.
CPC ...
329104 ; 178 88 ; 325320 ; 328119 ;
Abstract

A system for demodulating digital phase-modulated wave having signal elements of constant length by detecting in a detector the signal wave elements during every period of substantially the constant length, in which a combining circuit is further provided for estimating digital information content of the signal wave elements by the use of a combined output of detected results obtained by sequentially detecting, the information content of successive two of each signal wave element of the detected output of the detector, so that a demodulated output is obtained by selecting one of the outputs of the detector or the combining circuit.


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