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:
Dec. 07, 1999

Filed:

Sep. 05, 1997
Applicant:
Inventors:

Hideaki Saito, Tsurugashima, JP;

Hitoshi Sasanuma, Tsurugashima, JP;

Katsuhito Nakajima, Tsurugashima, JP;

Yorio Komine, Tsurugashima, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H / ;
U.S. Cl.
CPC ...
333132 ; 333175 ; 333185 ;
Abstract

An interface module having a receiving section and a sending section, the receiving section being provided with a low pass filter, an isolation transformer and a common mode choke transformer, and the sending section is provided with a low pass filter, an isolation transformer and a common mode choke transformer and they are integrated with each other, wherein the receiving section and the sending section are independently formed on a board of the interface module, and the low pass filter at the receiving section and the low pass filter at the sending section are respectively covered by shield cases.


Find Patent Forward Citations

Loading…