| Patent Number |
Title Of Patent |
Date Issued |
| 6445577 |
Case with communication module having a double pin hinge for a handheld computer system |
September 3, 2002 |
| A case for a handheld computer system is described. In an embodiment, the handheld computer system comprises a personal digital assistant. The case has multi-functional capability. The case provides a protective housing for the personal digital assistant and includes a communication modu |
| 6442747 |
Method of synthesizing a cycle redundancy code generator circuit using hardware description lang |
August 27, 2002 |
| A method of synthesizing a CRC generator circuit for generating optimized code written in a high level hardware description language such as VHDL. The hardware description language code for implementing a CRC generator circuit has significantly less delay and utilizes fewer gates than pr |
| 6442617 |
Method and system for filtering multicast packets in a peripheral component environment |
August 27, 2002 |
| A method and system for filtering multicast packets by a peripheral component. In one embodiment, the present invention uses a peripheral component driver to store in memory a selected hash values corresponding to desired multicast packets. In one embodiment, the peripheral component |
| 6442603 |
Methods for ordered delivery of electronic content |
August 27, 2002 |
| Methods for ordered delivery of electronic content from a computer network such as the Internet or an intranet. Network latencies and the type of electronic content such as text, graphical images, animation, voice, video and other electronic content interact to influence user perception |
| 6442161 |
Data packet transmission |
August 27, 2002 |
| A network in which a data packet is altered, for instance by the insertion or removal of a data portion such as a VLAN tag. The data of the data packet is read out of memory to an output means which forms the altered data packet with a new FCS portion and to a checking means which checks |
| 6442158 |
Method and system for quality-of-service based data forwarding in a data-over-cable system |
August 27, 2002 |
| A method and system for forwarding data-packets in a data-over-cable system, is provided. The data-packets received by the head-end of the data-over-cable system are sorted according to the Quality-of-Service identifiers assigned to the destination for the respective data-packets. Th |
| 6442141 |
Network delay and loss simulator |
August 27, 2002 |
| A test system and method for providing a network simulator to simulate the packet delivery delay and loss dynamics of an network such as the Internet. The test system delays and drops packets delivered between host devices on the test system according to a trace profile of the actual |
| 6442140 |
Method for automatic setup of missing RM cell count parameter CRM in an ATM traffic management d |
August 27, 2002 |
| A method of measuring the round trip time (RTT) of a virtual circuit (VC) utilizing the Traffic Management mechanism of ATM and adapting the CRM (also known as XRM) Traffic Management descriptor parameter accordingly. The CRM parameter is setup adaptively and individually for a particula |
| 6439900 |
Sliding connector interface with non-metallic contacts |
August 27, 2002 |
| A communication module is provided having a movable electrically conductive interface. This module comprises a printed circuit board with a first slidably receiving contact surface for providing electrical connectivity to the movable electrically-conductive interface, a non-metallic seal |
| 6438717 |
High speed parallel bit error rate tester |
August 20, 2002 |
| A high speed link between chips and comprising a multiplicity of synchronous serial data channels includes an onboard detector for detecting an error rate for each channel. The transmitter and the receiver chips are configured in response to the detector to select the channel having |
| 6438695 |
Secure wiretap support for internet protocol security |
August 20, 2002 |
| Secure wiretap support for Internet Protocol security. Specifically, one embodiment of the present invention includes a system for allowing controlled access to a networked communication. The system comprises an intermediate device that includes memory. The memory of the intermediate |
| 6438684 |
Push button shutdown and reset of embedded systems |
August 20, 2002 |
| A system for shutting down and resetting an embedded system having a general purpose computing platform. A push button is provided for generating a push button reset signal to the shutdown and reset manager. The shutdown and reset manager receives the management reset signal and init |
| 6438628 |
System and method for data pacing |
August 20, 2002 |
| The present invention increases data transfer rate and reduces interrupt latency while avoiding a concomitant increase in interrupts to the host, by pacing the data flow between the UART and DSP using burst modes and wait modes. |
| 6438429 |
Sensing auxiliary power in various peripheral component interconnect environments |
August 20, 2002 |
| A circuit and method thereof for indicating availability of a power source other than a first power source in a computer system peripheral device (such as a network adapter) connected to a plurality of power sources including. The circuit includes a circuit subassembly coupled to the fir |
| 6438186 |
Carrier phase derived symbol timing |
August 20, 2002 |
| A method and apparatus for symbol timing initialization in a multi-carrier receiver. The method uses phase measurements from a plurality of the individual carriers to make an initial determination of the symbol boundary. The method measures the phases of two carriers, preferably the |
| 6438105 |
Reliable internet facsimile protocol |
August 20, 2002 |
| A reliable facsimile transmission protocol and method for transmission of facsimile data over an IP network such as the Internet. The protocol features error correction through the use of a retransmission of packets with a flow-control window and a dynamic redundancy window which alters |
| 6434606 |
System for real time communication buffer management |
August 13, 2002 |
| A system and method for receiving a transported stream of data packets includes a buffer management device for receiving the data packets, unpacking the data packets, and forwarding a stream of data frames. The system and method further includes a first jitter buffer for receiving the |
| 6434165 |
Method and system to abort data communication traffic in a communication network |
August 13, 2002 |
| A communications network system that transmits and receives communication frames that include a transmission status section that indicates a communication frame transmission is aborted. In one embodiment, a transmission status section includes a cyclical redundancy check value that i |
| 6434161 |
UART with direct memory access buffering of data and method therefor |
August 13, 2002 |
| An apparatus and method for transferring data between a host system and a communication network via a communication module wherein the communication module presents a UART-like interface to the host system. The communication module is comprised of an emulated UART module, a digital s |
| 6434118 |
Method for determining round trip time utilizing ATM traffic management mechanism |
August 13, 2002 |
| A method of measuring the Round Trip Time (RTT) if a Virtual Circuit (VC) utilizing the Traffic Management mechanism of ATM. The RTT is measured in real time individually for each new opened VC and/or for existing VC routes in the network. In addition, the RTT measurement method of the |
| 6431892 |
Electrical connector with automatic switching between multiple devices |
August 13, 2002 |
| The present invention relates to an electrical connector for connecting combination electronic apparatus, which comprise a plurality of internal electronic devices, to networks or other devices. The connector of the present invention comprises a novel switching mechanism which selects |
| 6430636 |
Method and system for a physical bus selector |
August 6, 2002 |
| A communication interface device with a card chassis capable of holding a number of electronic equipment or circuit cards. The card chassis provides a communication backplane that provides a plurality of communication buses accessing each of the equipment cards in the card chassis. To se |
| 6430198 |
Apparatus and method of reducing packet length count processing |
August 6, 2002 |
| An apparatus for and a method of reducing the packet length count processing of data packets in a network device. The apparatus and method determine the length and end of a packet at the ingress point of the network computing device, e.g., a switch or router, using a single counting |
| 6428347 |
Electrical compression connection for retractable connectors |
August 6, 2002 |
| A retractable media connector assembly with a compressible electrical contact between a contact pin assembly and a flex circuit. Two plastic posts are molded into a retractable platform of the media connector assembly to align with the flex circuit, which has opposing holes, and is i |
| 6428330 |
Network extender |
August 6, 2002 |
| An extender for use in with a cascade stack of network devices comprises an electronic circuit which has three ports, and circuit connections coupling each of the three ports to each of the other two ports; port connectors for each port; a two-part housing of which a first part has an en |
| 6426954 |
Protocol for optimized multicast services for a connection oriented network providing LAN emulat |
July 30, 2002 |
| A method manages transfer of multiple destination packets received at edge devices on a connection oriented network, such as ATM providing LAN emulation, where the connection oriented network provides emulation of one or more variant network protocols for systems coupled to the edge devi |
| 6425071 |
Subsystem bridge of AMBA's ASB bus to peripheral component interconnect (PCI) bus |
July 23, 2002 |
| A method and apparatus to bridge between the PCI bus and a RISC processor interface bus. In one embodiment, the present invention is a single-ASIC implementation rather than a design using multiple discrete circuit components. The invention incorporates a method and apparatus that will |
| 6424650 |
Network address filter device |
July 23, 2002 |
| A device and method for filtering addresses being transported through a high performance network, and rendering forwarding decisions for data frames corresponding to the address. Such data frames might correspond to multicast addresses wherein filtering is needed to prevent undesired dat |
| 6421911 |
Apparatus and method for providing automatic alignment of a circuit board within a chassis |
July 23, 2002 |
| An apparatus for providing automatic alignment of a circuit board within a chassis includes a housing member having an end wall portion. The end wall portion includes a plurality of openings formed therein for receiving a plurality of connectors. The end wall portion further includes a f |
| 6421734 |
System for managing dynamic processing resources in a network |
July 16, 2002 |
| Active networking techniques enable intermediate systems to determine whether data in a packet which is traversing the system is compressed, encrypted or otherwise dynamically processed. Based on this determination, the dynamic processing resources at the intermediate system are invoked |
| 6421388 |
Method and apparatus for determining PCM code translations |
July 16, 2002 |
| A method and apparatus for determining the correct decision regions in a PCM communication receiver utilizing a public Digital Telephone Network (DTN). A receiver receives samples from an analog loop of the DTN and quantizes the samples according to a reference lattice. The reference |
| 6421376 |
Methods of using digital modem identification information |
July 16, 2002 |
| Improved data communication for modems having digital identification information capability. More particularly, the invention is based on the realization that the ability to signal connection type information between modems permits new uses of existing analog modem configurations, and |
| 6419506 |
Combination miniature cable connector and antenna |
July 16, 2002 |
| The present invention relates to an antenna which is physically combined with a physical/electrical media connector. Some embodiments of the present invention may be configured with connectors which can accommodate RJ-11 or RJ-45 plugs allowing devices equipped with these connectors to |
| 6418198 |
Apparatus and method for verification of the presence of a remote user |
July 9, 2002 |
| A telephone answering apparatus for verification of the presence of a remote user includes a detector, and a controller operatively connected to the detector and to a timer, wherein the controller restarts the timer upon detection of a telephone signal from the remote user and terminates |
| 6418118 |
Network device including selective discard of packets |
July 9, 2002 |
| A network device which includes flow control, being responsive to a control frame prescribing a pause in the forwarding of packet from a port, sorts received packets intended for forwarding from that port into a first queue, e.g. critical latency traffic and at least one other queue. A c |
| 6417944 |
Asynchronous transfer mode switch utilizing optical wave division multiplexing |
July 9, 2002 |
| An ATM switch which utilizes an all optical switching fabric to perform switching functions. The switch is based on fiber optics and Dense Wavelength Division Multiplexing (DWDM) technologies. The switch utilizes a centrally located optical switch fabric with multiple distributed int |
| 6416090 |
Locking mechanism for an enclosure |
July 9, 2002 |
| A locking mechanism for an enclosure includes a top housing member and a bottom housing member having at least one latch portion. The top housing member includes at least one top housing deflecting tab portion for deflecting the latch portion. The bottom housing member includes at least |
| 6412006 |
Method and apparatus for sending delay sensitive information assisted by packet switched network |
June 25, 2002 |
| A method and apparatus for sending delay sensitive information assisted by packet switched networks for network nodes in a computer network. Delay sensitive information such as voice information is sent over higher cost delay sensitive connections. Control and status information for the |
| 6411656 |
Echo cancelling softmodem |
June 25, 2002 |
| A method and apparatus for aligning a received echo signal. The method operates by determining a memory address pointer value that directs which transmit data is to be transmitted. The pointer is selected such that an appropriate delay is created, resulting in the associated received ech |
| 6405247 |
Method and apparatus for operating the internet protocol over a high-speed serial bus |
June 11, 2002 |
| A method and apparatus of integrating the IEEE 1394 protocol with the IP protocol in which the IEEE 1394 high speed serial bus operates as the physical and link layer medium and the IP operates as the transport layer. There are differences in the protocols which require special considera |
| 6404467 |
Liquid crystal display apparatus and method |
June 11, 2002 |
| A liquid crystal display apparatus includes a housing and a button array contacting the housing. The button array includes a plurality of buttons and is positioned between the housing and a transparent shield. The transparent shield is attached to the housing to secure the button array |
| 6404393 |
Embedded antenna in a type II PCMCIA card |
June 11, 2002 |
| A peripheral component providing multiple types of interfaces. In one embodiment, the peripheral component comprises a housing with logical circuitry within. A platform operable to move in and out of the housing is coupled to the housing. The platform has a receptacle interface which is |
| 6399890 |
Printed circuit board having dual purpose profile |
June 4, 2002 |
| A printed circuit board which has in a first edge a first notch and a second notch a first predetermined distance apart and along said first edge between said first and second notches a plurality of terminal pads in a broadside array, the first edge including a third notch spaced from th |
| 6398565 |
Connector with an insulation shield |
June 4, 2002 |
| A media connector including a shield. The media connector includes an arch formed within the media connector. The arch has pin guides that allow the contact pins to be properly positioned within the media connector. The pin guides also keep the contact pins from touching each other. The |
| 6398564 |
Communication connector for compact computer devices |
June 4, 2002 |
| A connector is provided for mating to a communication connector, where the communication connector includes a plurality of connector elements extending on at least a first side. The connector comprises a platform and a receptacle structure that is moveably coupled to the platform to move |
| 6397287 |
Method and apparatus for dynamic bus request and burst-length control |
May 28, 2002 |
| A network adapter is provided that controls the transfer of data between a host computer and a network medium in a manner which optimizes the amount of data transferred between the host computer and the buffer of the network adapter during a contemporaneous transfer of data between the |
| 6397260 |
Automatic load sharing for network routers |
May 28, 2002 |
| A network is operated such that message forwarding traffic is shared among routers in a load-sharing set. The routers are respectively associated with different non-overlapping subspaces of a source address space from which source addresses of source nodes on the network are drawn, and e |
| 6396912 |
Method and system for connecting multiple DSL modems to a telephone line |
May 28, 2002 |
| A system and method for allowing multiple digital subscriber line modems to access a telephone line. The embodiments employ additional signaling protocols to enable equipped modems to distinguish between initiating and responding signals from initiating customer premise modems and teleph |
| 6396842 |
Method of searching using longest match based Randix Search Trie with variable length keys and h |
May 28, 2002 |
| A method of searching utilizing a longest match based Radix Search Trie with variable length keys and having the ability to handle keys being prefixes of other keys. The method is based on the well known Patricia search trie algorithm. The address prefixes representing the keys for the |
| 6396837 |
Method and system for mapping virtual connections to asymmetric digital subscriber line latency |
May 28, 2002 |
| A method and system for mapping virtual connections to asymmetric digital subscriber line ("ADSL") latency paths. A request for virtual connection from a transport network (e.g., Asynchronous Transport Mode, Frame Relay, etc.) with a desired service category (e.g., quality-of-service) an |
