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| Number | Title | Issue Date |
| 8085677 | Remote testing and monitoring to a cell site in a cellular communication network Systems and methods provide remote performance monitoring and testing to a cell site in a cellular communications network. The systems and methods include a network management center having remote monitoring and testing capabilities utilizing an intelligent customer... | 12/27/2011 |
| 8045479 | Method and system of testing video access devices A test controller operable to test a video access device can include a first port coupled to particular test equipment and a second port coupled to video access devices. Each video access device can include a wideband link and a test port. The particular test equipm... | 10/25/2011 |
| 8004999 | Method and apparatus for depicting throughput on TCP and RLC layer of UMTS system A method of creating a graphical display illustrating throughput of data across a protocol layer. A first graphical indication is displayed which illustrates of the number of data units received, by a protocol layer, for each of a plurality of transmission intervals... | 08/23/2011 |
| 7940685 | Method and apparatus for monitoring a network Certain exemplary embodiments provide a method that can comprise establishing a tunnel between a monitor and at least one router; sending a message to join a multicast transmission; and/or transmitting a packet via the tunnel to a router. The packet can comprise a s... | 05/10/2011 |
| 7804784 | Cable tester A network interface includes a physical layer (PHY) device and a medium access controller (MAC). The PHY device includes a cable-test module and a data processing module. The cable-test module selectively tests a cable connected to the PHY device and generates test ... | 09/28/2010 |
| 7756048 | Method and apparatus for customizable surveillance of network interfaces A method in a data processing system for monitoring for errors on a network. Responsive to detecting a change in a state of the network, determine whether the change in state is a loss of a communications link to a remote data processing system. If the change in sta... | 07/13/2010 |
| 7738389 | System and method for multiple test access in a communication network A method of providing multiple test access for test equipment in a communication network is provided. The method comprises the step of coupling test apparatus to a first communication line via a first communication circuit in the test apparatus wherein the first com... | 06/15/2010 |
| 7693084 | Concurrent connection testing for computation of NAT timeout period Concurrent testing of NAT connections using different timeout values to compute a keep-alive value for the NAT device. Computation of the approximate timeout value is accomplished concurrently over multiple test connections within about a time equivalent to the actu... | 04/06/2010 |
| 7626938 | Local area network switch using control plane packet mirroring to support multiple network traffic analysis devices An Ethernet network device includes a port logic module that is associated with a device port of the Ethernet network device. A packet processing module includes an ingress processing module that receives an incoming packet and that generates a control traffic tag. ... | 12/01/2009 |
| 7599304 | Testing a station's response to non-compliant wireless communication A controllable and/or configurable device that communicates wirelessly with a station may be used to test the station. For example, the device may be configured to communicate in multiple different wireless communication modes. As another example, the device may be ... | 10/06/2009 |
| 7573830 | Integrated programmable device for safety critical applications An integrated programmable device has a plurality of signal inputs (P1, P2, P3) connected to respective ones of a plurality of switching elements (S1, S2, S3). Each switching element (S1, S2, S3) has an ... | 08/11/2009 |
| 7567519 | Remote testing and monitoring to a cell site in a cellular communications network Systems and methods provide remote performance monitoring and testing to a cell site in a cellular communications network. The systems and methods include a network management center having remote monitoring and testing capabilities utilizing an intelligent customer... | 07/28/2009 |
| 7522533 | Optical transmission apparatus having path trace function An optical transmission apparatus has a path trace function of carrying out a conductive state check of a path in a synchronous optical transmission network. The optical transmission apparatus includes a first judgment unit judging a path trace format of an existing... | 04/21/2009 |
| 7433316 | Summarizing nodes in route propagation in auxiliary network for P2P overlay networks Described herein is a method for creating route summaries in an auxiliary network for a peer-to-peer (P2P) overlay network for routing a data packet. The method comprises dividing a d-dimensional Cartesian space of nodes in the P2P overlay network into multiple virt... | 10/07/2008 |
| 7430164 | Path recovery on failure in load balancing switch protocols A method for managing multiple active paths among a plurality of network switches to identify and select an alternate path in response to failure of a path from a switch to a device. Load balancing protocols of the present invention enable the simultaneous use of mu... | 09/30/2008 |
| 7417955 | Method of tuning process for WLAN devices A method of a tuning process for WLAN devices is to select test channels of the DUT (device under test) by utilizing the method of random sampling or sequence. Besides, the method obtains a parameter average by averaging the parameters of the already tested channels... | 08/26/2008 |
| 7400586 | Collaborative remote communication circuit diagnostic tool The invention is a diagnostic tool for collaboratively testing a T1 line from remote terminals. A Diagnostic Interface Unit (DIU) containing test and monitoring equipment is connected into a T1 line close to a demarcation point. Testing from that common point, to ei... | 07/15/2008 |
| 7397790 | Packet switched connections using dedicated channels A temporary (temp) dedicated channel (DCH) is used to support communications. The temp-DCH channel is a channel that is assigned to a user having a set duration. After the duration expires, the channel is automatically released to the user. Embodiments of the invent... | 07/08/2008 |
| 7388843 | Method and apparatus for testing loop pathway integrity in a fibre channel arbitrated loop A method for performing a fibre channel arbitrated loop integrity test using a fibre channel switch element is provided. The method includes, sending a fibre channel frame through the arbitrated loop; receiving the fibre channel frame after it has traversed through ... | 06/17/2008 |
| 7369605 | Method and device for injecting a differential current noise signal into a paired wire communication link The present invention relates to a device and method for injecting a noise signal into a wire pair of a communication link. In operation a first current source and a second current source are disposed in series with a node therebetween coupled resistively to a wire ... | 05/06/2008 |
| 7366103 | Seamless roaming options in an IEEE 802.11 compliant network A communication protocol that provides load balancing and/or test pattern information between devices is described. A first embodiment of the protocol provides such information via a data frame that is transmitted a definitive time after a special DTIM beacon is tra... | 04/29/2008 |
| 7355981 | Signature matching methods and apparatus for performing network diagnostics A system for identifying problems in networks receives test data which may include statistical information regarding packet loss on a path. The system creates a signature from the test data and compares the signature to example signatures corresponding to various ne... | 04/08/2008 |
| 7349984 | Receiver driven media streaming in a network node The invention relates to a device for either generating or maintaining an organic data network having an dynamic topology, comprising a data processing unit, at least one data connection to a data network to which ... | 03/25/2008 |
| 7345992 | System and method for embedding a sub-channel in a block coded data stream The present invention relates in general to a method, apparatus, and article of manufacture for providing high-speed digital communications through a communications channel. In one aspect, the present invention employs a variable rate back channel, incorporated with... | 03/18/2008 |
| 7333464 | Automated service discovery and wireless network set-up The present technique for automating service discovery and the set-up of a wireless network improves a user's experience when setting-up the wireless network and using one or more services. The technique includes automatic neighbor/service discovery using special be... | 02/19/2008 |
| 7333568 | Data slicer capable of calibrating current mismatch A data slicer includes a comparator coupled with an input signal and a reference signal for generating a sliced signal, a waveform generator for generating a calibration signal, a pulse extension device coupled to the comparator and the waveform generator for modify... | 02/19/2008 |
| 7325051 | Integrated storage appliance A system and method for providing an integrated storage appliance is disclosed. The storage appliance includes a storage subsystem, a process cluster coupled to the storage subsystem, and a customizable software stack that includes storage-access application so exec... | 01/29/2008 |
| 7302379 | DSL system estimation and parameter recommendation Estimates of a communication system configuration, such as a DSL system, are based on operational data collected from a network element management system, protocol, users and/or the like. The operational data collected from the system can include performance-charact... | 11/27/2007 |
| 7286482 | Decentralized SLS monitoring in a differentiated service environment A decentralized SLS monitoring structure (30) includes a measurement preparation and minimization module (32), measurement launching coordination module (34), measurement scheduler module (36) and measurement initialization module (38 | 10/23/2007 |
| 7268690 | Industrial ethernet switch According to one embodiment of the invention a rugged Ethernet switch includes a housing and a passive cooling system associated with the housing and being devoid of fans as operable to cool the Ethernet switch. Ethernet switch also includes software operable to per... | 09/11/2007 |
| 7266131 | Data packet decoding Apparatus and method for generating decoding instructions for a decoder for decoding data packets from a telecommunications network, each of the data packets having a plurality of fields formatted in a predetermined protocol defined by a protocol specification. The ... | 09/04/2007 |
| 7260437 | Network system using management frames for supervising control units In a network system, each ECU transmits a start control frame when to start, and is started when it receives the start control frame from any other ECU during the stop of its operation. Besides, each ECU transmits a stop control frame cyclically during its operation... | 08/21/2007 |
| 7257378 | Testing device and software The invention relates to a testing device and a software. The cellular radio system comprises a testing device which is a fixed part of the cellular radio system and operationally connected to a data network. The testing device has a connection over radio path to on... | 08/14/2007 |
| 7257616 | Network switch and components and method of operation A network switch apparatus, components for such an apparatus, and methods of operating such an apparatus in which data flow handling and flexibility is enhanced by the cooperation of a control point and a plurality of interface processors formed on a semiconductor s... | 08/14/2007 |
| 7236573 | Method and apparatus for testing telephone sound quality A method and apparatus for testing telephone sets to determine their sound quality comprising a system for repeatedly applying a sequence of pulse tones to a test telephone where the respective tone frequencies are different and within the normal human voice range. | 06/26/2007 |
| 7224941 | System and method for multi-path simulation The present invention provides a system and method for multi-path simulation that employs a shielded anechoic chamber to avoid external electromagnetic interference and other uncontrollable transmission paths generated in testing, and divides and adjusts a signal in... | 05/29/2007 |
| 7219278 | Configurator arrangement and approach therefor A circuit testing approach involves configurable switch control for automatically detecting and routing test signals along a plurality of test circuit paths. According to an example embodiment of the present invention, a configurator arrangement (100) is prog... | 05/15/2007 |
| 7218895 | System, method, and apparatus for testing voice quality in a communication network A method includes receiving one or more test signals at a first gateway from a second gateway. The method also includes comparing the one or more test signals to one or more expected signals. In addition, the method includes generating a score representing a voice q... | 05/15/2007 |
| 7215644 | Inter-domain constraint-based shortest path first technique for supporting hierarchical routing in interconnected multi-domain optical transport networks Method and system for implementing an inter-domain constraint-based shortest path first (“IrD-CSPF”) technique for supporting hierarchical routing in interconnected multi-domain OTNs are described. In one embodiment, the invention is a method for calculating a n... | 05/08/2007 |
| 7194260 | Switch-based C/I measurement A system and method for generating a switch-based C/I matrix for a wireless network is provided. A cell-under-test (CUT) may broadcast system unique carrier and interference signals to mobile stations serviced by the CUT and mobile stations serviced by measurement s... | 03/20/2007 |
