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:
Sep. 09, 1986
Filed:
Sep. 23, 1982
Applicant:
Inventors:
Takao Arai, Yokohama, JP;
Masaharu Kobayashi, Yokohama, JP;
Takashi Takeuchi, Fujisawa, JP;
Eiji Okubo, Toyokawa, JP;
Hiroshi Endoh, Toyokawa, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L / ;
U.S. Cl.
CPC ...
375110 ; 375104 ; 328110 ; 3281291 ; 307522 ;
Abstract
A circuit for reproducing a signal associated with synchronization with a digital data signal. The digital data signal includes a combination of a plurality of pulses each having a predetermined pulse width. The reproducing circuit comprises a logic circuit for discriminating the pulse width of at least one of the plurality of pulses, an oscillator and a frequency divider connected with the oscillator and responsive to the output of the logic circuit to generate a clock signal timed with the output of the logic circuit.