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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Duffie; P. Kingston
Address:
Palo Alto, CA
No. of patents:
13
Patents:












Patent Number Title Of Patent Date Issued
6937157 Smart cable for design of high density metallic cross connect systems August 30, 2005
The present invention to provide a "smart cable system" for high density metallic cross connect systems. In particular, this invention relates to the physical structure of cables and associated hardware needed to form the "smart cable system" for interconnecting cards in shelves and rack
6903939 Physical architecture for design of high density metallic cross connect systems June 7, 2005
The present invention discloses a physical shelf architecture for high density metallic cross connect systems. The present invention is intended to overcome the problems associated with the physical interconnections of metallic paths in cross connect switching systems. The physical a
6671149 Systems and methods for protecting vulnerable micro electro-mechanical system (MEMS) and electro December 30, 2003
The present invention discloses systems and methods for protecting electronic devices (switching and non-switching) such as micro electro-mechanical system (MEMS) devices and solid state relays due to lightning exposure or electrical power surges. An over voltage protector and an ove
6594343 Splitter bypass architecture for testing multiple ports July 15, 2003
The invention described herein relates to a splitter bypass system and method for monitoring, testing and maintaining copper loops and lines. Switching devices are implemented in the present invention to bypass a low pass filter and/or a high pass filter in the splitter, thereby actuatin
6574313 Voice over DSL method and system for supporting a lifeline June 3, 2003
The present invention relates to a system and method for providing a "lifeline" service to a VoDSL customer despite an electrical power outage or integrated access device failure at the customer premise. A bypass function is implemented in an integrated access device at the customer
6574309 Remotely actuated splittler bypass system and method June 3, 2003
The present invention is directed to a remotely actuated splitter bypass function (RASB) working in conjunction with a test head at the central office for testing and maintaining copper loops in the digital subscriber line environment. The RASB allows a competitive local exchange carrier
6553105 Enabling and powering of remotely actuated bypass splitters April 22, 2003
The present invention is directed to a remotely actuated splitter bypass function (RASB) working in conjunction with a test head at the central office for testing and maintaining copper loops in the digital subscriber line environment. The RASB allows a competitive local exchange carrier
6546089 Method and system for supporting a lifeline associated with voice over DSL April 8, 2003
The present invention relates to systems and methods for providing a "lifeline" service to a VoDSL customer despite an electrical power outage or integrated access device failure at the customer premise. A bypass function is implemented in an integrated access device at the customer
6480575 Structure and circuit topology for a remotely actuated bypass splitter November 12, 2002
The present invention is directed to a remotely actuated splitter bypass function (RASB) working in conjunction with a test head at the central office for testing and maintaining copper loops in the digital subscriber line environment. The RASB allows a competitive local exchange carrier
5651003 Stackable data cell switch architecture July 22, 1997
A stackable data cell switch architecture includes a plurality of switch modules coupled in series and forming a bidirectional data transmission loop. Each switch module includes a data cell switch such as an asynchronous transfer mode (ATM) switch, a first transceiver coupled to the
5528592 Method and apparatus for route processing asynchronous transfer mode cells June 18, 1996
An ingress processor (16) includes an ingress controller (34) that controls the flow of asynchronous transfer mode (ATM) cells placed in the ingress cell memory (32) by a cell loader (30). The ingress controller (34) links together ATM cells within the ingress cell memory (32) that corre
5453979 Method and apparatus for generating route information for asynchronous transfer mode cell proces September 26, 1995
An apparatus for generating route information for asynchronous transfer mode (ATM) cell processing includes a route agent (64) that transmits a route request cell in response to a determination that route information for a particular ATM cell is not found within a route cache (62). A rou
5452293 Apparatus and method of transmitting call information prior to establishing a connection path September 19, 1995
Call information is transmitted between broadband switching modules (12) and a broadband services switch (10). Each broadband switching module (12) receives call information from outside the broadband services switch (10) and translates the information into asynchronous transfer mode (AT










 
 
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