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| Number | Title | Issue Date |
| 8060139 | Authenticating multiple devices simultaneously over a wireless link using a single subscriber identity module A system and method for allowing mobile devices to simultaneously access a Subscriber Identity Module (SIM) are disclosed. The SIM contains a wireless transceiver, and the SIM may be located within a mobile phone, or it may be a stand-alone device. The mobile device... | 11/15/2011 |
| 7978655 | Secure and seamless WAN-LAN roaming Systems and methods are described for secure and seamless roaming between internal and external networks. Double and triple tunnels may be used to connect a mobile node to a correspondent host. A mobile node may include the ability to connect to two networks simulta... | 07/12/2011 |
| 7974602 | Fraud detection techniques for wireless network operators A system and method are provided by which a network operator is able to detect fraudulent use of a subscriber's terminal, regardless of whether or not the subscriber is aware of the fraudulent use of her terminal. Detecting unauthorized terminal use in a wireless ne... | 07/05/2011 |
| 7587598 | Interlayer fast authentication or re-authentication for network communication A system and method are provided for establishing a network communication session using fast authentication. In a network system a client or user device may establish a communication session with a server using full authentication. If the session is interrupted or d... | 09/08/2009 |
| 6654431 | Multicarrier personal access communication system A highly modular PACS-based system that combines the advantages of Optical Frequency Division Multiplexing (OFDM) and Personal Access Communication System (PACS) with Time Division Multiple Access (TDMA) technology. The system is arranged to support high-... | 11/25/2003 |
| 6633614 | Multicarrier personal access communication system A highly modular PACS-based system that combines the advantages of Optical Frequency Division Multiplexing (OFDM) and Personal Access Communication System (PACS) with Time Division Multiple Access (TDMA) technology. The system is arranged to support high-... | 10/14/2003 |
| 6628779 | Method and system for scaleable near-end speech cancellation for tip and ring tone signal detectors A method and system for providing suppression of near-end speech energy for tone signal detectors. In accordance with the invention a system or device is connected between the tip and ring on a subscriber loop, the subscriber loop being connected to offic... | 09/30/2003 |
| 6628943 | Mobility management utilizing active address propagation Active packets are utilized by a mobile terminal in a wireless network to set-up a wireless call via a signaling process, and for mobility management via a mobility process as the mobile terminal moves from one cell to another in a subnet. Active packets ... | 09/30/2003 |
| 6612006 | Apparatus for extracting a fiber from a fiber-ferrule Method and apparatus for extracting a fiber from connector. In accordance with our method the extraction does not compromise any failure evidence located within the ferrule of the fiber connector. The method comprises the steps of metallic etching, follow... | 09/02/2003 |
| 6615208 | Automatic recommendation of products using latent semantic indexing of content Techniques for using latent semantic structure of textual content ascribed to the items to provide automatic recommendations to the user. A user inputs a selected item and, in turn, a latent semantic algorithm is applied to the user selection and the text... | 09/02/2003 |
| 6611510 | Method and system for soft handoff of mobile terminals in IP wireless networks. A multicast address method for facilitating communication between nodes in "all IP" architectures that support CDMA soft handoff via IP multicasting wherein a multicast DHCP server allocates IP multicast addresses to mobile terminals from administratively... | 08/26/2003 |
| 6609200 | Method and system for processing electronic documents The invention includes a markup language according to the SGML standard in which document type definitions are created under which electronic documents are divided into blocks that are associated with logical fields that are specific to the type of block.... | 08/19/2003 |
| 6603760 | System and method for gradual transition of local phone services from PSTN to next generation network For any telephone service subscriber, local services could be offered based on either the packet switched next generation network (NGN) or the PSTN network. The network can be configured such that for each particular phone line, the line's services are ba... | 08/05/2003 |
| 6597686 | Apparatus and method for internet telephony routing An apparatus and method for automatically designating a telephone call route through a telephone network including a circuit switched telephone network (STN) and a packet switched network, such as the Internet. The method includes the steps, executed by a... | 07/22/2003 |
| 6570926 | Active techniques for video transmission and playback Encoding a real-time and non-real-time video stream, encapsulating the encoded video stream along with the decoding software corresponding to the encoding program into active packets at the Application and Services layer, and transmitting active the packe... | 05/27/2003 |
| 6560198 | Method and system for stabilized random early detection using packet sampling Methods and systems for estimating the number of active connections in a node in a communications network are described. The node estimates the number of active connections, without maintaining state information on each connection in the node, by sampling... | 05/06/2003 |
| 6560204 | Method of estimating call level traffic intensity based on channel link measurements Methods and systems are provided for estimating the source-destination traffic in a packet-switched network. Source-destination traffic is critical input to a variety of network engineering and planning functions. However, it is difficult and prohibitivel... | 05/06/2003 |
| 6549572 | Method and apparatus for automated time domain monitoring in optical networks Methods and apparatuses are provided for determining characteristics of an input optical signal in an optical network. An optical signal monitoring apparatus estimates a minimum time interval between transitions in the input signal, determines a clock sig... | 04/15/2003 |
| 6538451 | Single ended measurement method and system for determining subscriber loop make up A method and system for determining the make-up of a subscriber loop having sending pulses onto a loop and acquiring data based on received echo signals. Determining from the received echoes each discontinuity on the loop and, based on each discontinuity,... | 03/25/2003 |
| 6535485 | Methods and systems for an improved reliability packet network Methods and systems for improving network reliability in a packet-based network by applying a higher level of compression to information transmitted from an interface device in the event network congestion is detected. A network congestion level is detect... | 03/18/2003 |
| 6526038 | Periodic wireless broadcast A periodic wireless data transmission has improved access latency obtaining information regarding users' interest in the information and by arranging the information on an transmission in order of descending popularity. In one embodiment, each adjacent pa... | 02/25/2003 |
| 6517972 | High energy density hybrid battery/supercapacitor system A rechargeable hybrid battery/supercapacitor electrical storage system capable of providing high energy and high power densities comprises a negative intercalation electrode (17) and a positive capacitor electrode (13) comprising an anion-adsorbing compon... | 02/11/2003 |
| 6515796 | Saturated amplifier generating burst support signal Circuitry and a concomitant methodology for generating a burst support signal to augment an input bursty optical signal in an optical channel. The burst support signal is produced whenever the input bursty optical signal falls below a predetermined thresh... | 02/04/2003 |
| 6513218 | Accessing fiber fracture surfaces in fiber optic connectors Methods and apparatus for extracting a fiber from connector. In accordance with our method the extraction does not compromise any failure evidence located within the ferrule of the fiber connector. The method comprises the steps of metallic etching, follo... | 02/04/2003 |
| 6493348 | XDSL-based internet access router An Internet protocol based system and method facilitate communication and improve the overall network performance between remote user terminals and Web servers across the parts of the Internet (or IP-based Intranets), that are configured by a communicatio... | 12/10/2002 |
| 6490259 | Active link layer and intra-domain mobility for IP networks Active packets are utilized by a mobile terminal in a wireless network to manage the micro-mobility which includes both link layer mobility and intra-domain mobility of a wireless connection as the mobile terminal moves from one cell to another in a domai... | 12/03/2002 |
| 6487406 | PCS-to-mobile IP internetworking A method and system for providing seamless mobile IP connectivity between mobile stations (MS) connected to a PCS network via base stations (BS) connected to base station switching centers (BSCs). The BSCs are connected to a mobile station switching stati... | 11/26/2002 |
| 6482548 | Lithium-aluminum dual-cation rechargeable electrochemical battery cell A rechargeable battery cell (10) having high operating voltage and significantly increased specific capacity comprises a positive electrode member (13), a negative electrode member (17), and an interposed separator member (15) containing an electrolyte co... | 11/19/2002 |
| 6480537 | Active techniques for video transmission and playback Encoding a real-time and non-real-time video stream, encapsulating the encoded video stream along with the decoding software corresponding to the encoding program into active packets at the Application and Services layer, and transmitting active the packe... | 11/12/2002 |
| 6463270 | Method and apparatus supporting non-geographic telephone numbers A communications network may include a translation server containing a NGPN-to-HLR mapping table. The translation server may be a single, centralized translation server; or several TSs may be on the network. When a number of translation servers are used, ... | 10/08/2002 |
| 6449246 | Multicarrier personal access communication system A highly modular PACS-based system that combines the advantages of Optical Frequency Division Multiplexing (OFDM) and Personal Access Communication System (PACS) with Time Division Multiple Access (TDMA) technology. The system is arranged to support high-... | 09/10/2002 |
| 6449253 | Method and system for dynamic allocation of bandwidth in asynchronous transfer mode (ATM) switching systems A method and system for dynamically adjusting the total bandwidth that an asynchronous transfer mode (ATM) switching system can make available to Available Bit Rate (ABR) virtual circuits comprise the steps of by determining a set of weighted "cutoffs" fo... | 09/10/2002 |
| 6438702 | Method for providing a precise network time service A precise network time service that provides synchronization and time of day information. In accordance with my invention a user or customer premise equipment initiates the process by requesting time service from a network time server. The server responds... | 08/20/2002 |
| 6438554 | System and method for private information retrieval from a single electronic storage device using verifiable commodities A method and system for privately retrieving selected information from a database. The method includes determining, at a server, a first commodity and a second commodity, communicating the first commodity to an inquiring processor and the second commodity... | 08/20/2002 |
| 6434191 | Adaptive layered coding for voice over wireless IP applications A methodology and concomitant circuitry for adaptively controlling the number of packets and the error-correction applied to each packet in a layered coding communication system. The determination of the number of packets and the error-correction is based... | 08/13/2002 |
| 6434116 | Method and system for stabilized random early detection using connection sampling Methods and systems for determining the number of active connections in a node in a communications network are described. The node determines the number of active connections by sampling a list of recently active connections in the node when the node rece... | 08/13/2002 |
| 6432581 | Rechargeable battery including an inorganic anode The present invention relates to secondary lithium batteries which include inorganic compound for the negative electrode and a cathode compound for the positive electrode which comprises Li2 Mn2-x Mex O4-z F | 08/13/2002 |
| 6430199 | Method and system for distributing telephone and broadband services over the copper pairs within a service location A method and system for distributing broadband digital and telephone signals arriving at a subscriber's home simultaneously over existing in-house four wire quad cable. The combined telephone and broadband signals entering the house are split upon enterin... | 08/06/2002 |
| 6404524 | Method and system for securing wavelength division multiplex systems A system and method for securing DWDM networks that includes adding background (e.g., white) noise to a level up to the larger of the cross-talk signal or the background channel noise (e.g., amplified spontaneous emission level). The system comprises a wh... | 06/11/2002 |
| 6397329 | Method for efficiently revoking digital identities In a system using digital identities, such as a public key cryptosystem using public key certificates, each certificate is part of a data revocation structure of tokens maintained by a certification authority (CA). Certificates may then share tokens with ... | 05/28/2002 |
