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:
Sep. 13, 2005

Filed:

Mar. 29, 2000
Applicants:

Yuta Aono, Kawasaki, JP;

Kimio Watanabe, Kawasaki, JP;

Inventors:

Yuta Aono, Kawasaki, JP;

Kimio Watanabe, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R031/08 ; H04M003/22 ;
U.S. Cl.
CPC ...
Abstract

An order wire monitoring method monitors form a monitoring control terminal a quality of an order wire line which couples transmission apparatuses via multiplexed lines which multiplex and transmit main and order wire signals. A transmission apparatus which is to transmit test data and a transmission apparatus which is to receive test data are specified from the monitoring control terminal, and the test data are transmitted from a specified transmitting apparatus to the order wire line in response to a start of test instructed from the monitoring control terminal. The monitoring control terminal monitors the quality of the order wire line based on information received from the specified receiving apparatus via the specified transmitting apparatus.


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