IP Library Granted Patent US 7,006,610
Granted Patent B2
US 7,006,610 · App. 10/140,611 · Granted Feb 28, 2006

Download booster for ADSL transmission

Assignee: Symmetricom, Inc.
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Quick Facts
Patent No.
US 7,006,610
App. No.
10/140,611
Granted
Feb 28, 2006
Kind
B2
Abstract

Systems and methods are described for a download booster for ADSL transmission. A method includes extending a digital subscriber loop including: coupling a telephone company central office to a customer premises via the digital subscriber loop; filtering a downstream digital subscriber loop signal at the customer premises; and amplifying the downstream digital subscriber loop signal at the customer premises. A method, includes: providing a digital subscriber loop service to a customer premises that is coupled to a telephone central office via a digital subscriber loop line; filtering a downstream digital subscriber loop signal at the customer premises; and amplifying the downstream digital subscriber loop signal at the customer premises. A method, includes extending a digital subscriber loop including: coupling a telephone company central office to a customer premises via the digital subscriber loop; filtering an upstream digital subscriber loop signal at the customer premises; and isolating the upstream digital subscriber loop signal at the customer premises. A method, comprises: providing a digital subscriber loop service to a customer premises that is coupled to a telephone central office via a digital subscriber loop line; filtering an upstream digital subscriber loop signal at the customer premises; and isolating the upstream digital subscriber loop signal at the customer premises. An apparatus includes a download booster coupled to a digital subscriber loop line and a customer premises modem.

Claims (23)

1. A method, comprising extending a digital subscriber loop including:

coupling a telephone company central office to a customer premises via the digital subscriber loop;

filtering a downstream digital subscriber loop signal at the customer premises; and

amplifying the downstream digital subscriber loop signal at the customer premises,

wherein amplifying the downstream digital subscriber loop signal includes adjusting a gain of the downstream digital subscriber loop signal,

wherein adjusting the gain of the downstream digital subscriber loop signal includes independently adjusting a band gain for each of a plurality of frequency bands.

2. A method, comprising:

providing a digital subscriber loop service to a customer premises that is coupled to a telephone central office via a digital subscriber loop line;

filtering a downstream digital subscriber loop signal at the customer premises; and

amplifying the downstream digital subscriber loop signal at the customer premises,

wherein amplifying the downstream digital subscriber loop signal includes adjusting a gain of the downstream digital subscriber loop signal,

wherein adjusting the gain of the downstream digital subscriber loop signal includes independently adjusting a band gain for each of a plurality of frequency bands.

3. A method, comprising extending a digital subscriber loop including:

coupling a telephone company central office to a customer premises via the digital subscriber loop;

filtering an upstream digital subscriber loop signal at the customer premises;

isolating the upstream digital subscriber loop signal at the customer premises; and

amplifying a downstream digital subscriber loop signal at a customer premises,

wherein amplifying includes independently adjusting a band gain for each of a plurality of frequency bands of the downstream digital subscriber loop signal as a function of an overall gain.

4. A method, comprising extending a digital subscriber loop including:

providing a digital subscriber loop service to a customer premises that is coupled to a telephone central office via a digital subscriber loop line;

filtering an upstream digital subscriber loop signal at the customer premises;

isolating the upstream digital subscriber loop signal at the customer premises; and amplifying a downstream digital subscriber loop signal at a customer premises,

wherein amplifying includes independently adjusting a band gain for each of a plurality of frequency bands of the downstream digital subscriber loop signal as a function of an overall gain.

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Jan 19, 2016
From: BANK OF AMERICA, N.A.
To: MICROSEMI CORPORATION; MICROSEMI CORP.-ANALOG MIXED SIGNAL GROUP, A DELAWARE CORPORATION; MICROSEMI SOC CORP., A CALIFORNIA CORPORATION; MICROSEMI SEMICONDUCTOR (U.S.) INC., A DELAWARE CORPORATION; MICROSEMI FREQUENCY AND TIME CORPORATION, A DELAWARE CORPORATION; MICROSEMI COMMUNICATIONS, INC. (F/K/A VITESSE SEMICONDUCTOR CORPORATION), A DELAWARE CORPORATION; MICROSEMI CORP.-MEMORY AND STORAGE SOLUTIONS (F/K/A WHITE ELECTRONIC DESIGNS CORPORATION), AN INDIANA CORPORATION
Reel/Frame 037558/0711 →
CHANGE OF NAME Recorded Mar 3, 2014
From: SYMMETRICOM, INC.
To: MICROSEMI FREQUENCY AND TIME CORPORATION
Reel/Frame 032379/0201 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 7, 2002
From: SCHOESSOW, MICHAEL J.
To: SYMMETRICOM, INC.
Reel/Frame 012890/0227 →
Continuity (2)
Provisional Application 6030158400 · Jun 27, 2001
Related Publication 20030007632A1 · Jan 9, 2003