John A Benedict

US Patent:

6453015, Sep 17, 2002

Filed:

Jun 5, 2000

Appl. No.:

09/508622

Inventors:

John M. Benedict - Cheswick PA
Bradford R. Holmes - Allison Park PA
Larry Mortimer - Woodstock GA

Assignee:

Tollgrade Communications, Inc. - Wilmington DE

International Classification:

H04M 124

US Classification:

379 2701, 379 2703, 379 101, 379 12, 379 2901, 379 2706

Abstract:

An electronic relay matrix ( ) is connectable between a plurality of customer telephone lines and a plurality of testers ( ). The electronic relay matrix ( ) includes a line matrix ( ) having a plurality of relay assemblies ( ). Each relay assembly ( ) in a relaxed state connects together the line-side ( ) and the drop-side ( ) of one of the customer telephone lines. Each relay assembly ( ) is adjustable to enable one of the plurality of testers ( ) to be connected to the drop-side ( ) and/or the line-side ( ) of a desired customer telephone line.

US Patent:

6650732, Nov 18, 2003

Filed:

Mar 28, 2002

Appl. No.:

10/109439

Inventors:

John M. Benedict - Cheswick PA
Bradford R. Holmes - Allison Park PA
Larry Mortimer - Woodstock GA

Assignee:

Tollgrade Communications, Inc. - Wilmington DE

International Classification:

H04M 124

US Classification:

379 2701

Abstract:

An electronic relay matrix ( ) is connectable between a plurality of customer telephone lines and a plurality of testers ( ) The electronic relay matrix ( ) includes a line matrix ( ) having a plurality of relay assemblies ( ) Each relay assembly ( ) in a relaxed state connects together the line-side ( ) and the drop-side ( ) of one of the customer telephone lines. Each relay assembly ( ) is adjustable to enable one of the plurality of testers ( ) to be connected to the drop-side ( ) and/or the line-side ( ) of a desired customer telephone line.