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:
Mar. 06, 1984
Filed:
Mar. 12, 1982
Applicant:
Inventor:
Yoichi Tan, Kanagawa, JP;
Assignee:
Fuji Xerox Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J / ;
U.S. Cl.
CPC ...
370 691 ; 370 76 ; 370 94 ;
Abstract
A data transmitting system where transmission in packet form takes place between several stations includes an encoder converting signals into a transmission waveform where the low frequency components are significantly attenuated. A sub-signal, notably a voice signal from a telephone set is multiplied on the low frequency region and also transmitted between the stations.