Easy To Use Patents Search & Patent Lawyer Directory

At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.

Searching: cisco





Search by keyword, patent number, inventor, assignee, city or state:




Patent # Description
US-D480,374 Wireless handset
US-6,629,111 Memory allocation system
A method of allocating memory for a file includes determining a size of the file and searching a memory segment list to determine whether the file can be stored...
US-6,628,723 Coding rate reduction for turbo codes
Systems and methods for precisely controlling the amount of redundancy introduced by a turbo encoding process. Bits having predetermined values are introduced...
US-6,628,697 Subscriber unit ranging in a point to multipoint system
A chirp waveform is employed in establishing timing synchronization between nodes of a data communication network. In one embodiment, the chirp waveform is...
US-6,628,657 Method and system for transporting synchronous and asynchronous traffic on a bus of a telecommunications node
A bus for a telecommunications node includes a frame repeating at a defined interval and including a defined number of slots. Each slot includes an overhead...
US-6,628,654 Dispatching packets from a forwarding agent using tag switching
A system and method are disclosed for providing a network service. The method includes storing at a forwarding agent a tag table. The tag table includes a list...
US-6,628,649 Apparatus and methods providing redundant routing in a switched network device
The invention provides unique architectures and techniques for routing redundancy in a data switch configured to use label switching. Multiple label switch...
US-6,628,644 Telephone-based hypertext transport protocol server
A telephone is provided for delivering content to a client that is coupled to a communications network. The telephone includes a processor and a network...
US-6,628,624 Value-added features for the spanning tree protocol
A method and apparatus facilitates and enhances the operation of the spanning tree protocol in bridged computer networks. An intermediate network device in...
US-6,628,610 Methods and apparatus for managing a flow of packets using change and reply signals
Techniques are provided for controlling a flow of packets in a data communications device. A first technique involves transferring packets of a particular packet...
US-6,628,608 Method and apparatus of handling data that is sent to non-existent destinations
A method of managing a network switch. The method having the first step of detecting a status of a set of physical ports on an interface card in the network...
US-6,628,304 Method and apparatus providing a graphical user interface for representing and navigating hierarchical networks
A method and apparatus are provided which present hierarchical data to a user via a graphical user interface. A preferred embodiment represents hierarchical data...
US-6,626,953 System and method for retrieving software release information
A method for retrieving software release information. A first step obtains a software defect data set, a second step obtains a software release data set, and a...
US-6,625,680 System and method for processing circuit card connector and redundancy events
A system for processing circuit card events includes a circuit board having a first connector and a second connector. The circuit board generates connector...
US-6,625,645 Automatic static to dynamic IP address and DNS address management for remote communications network access
A system and method for remotely connecting client computers to a communication network such as the Internet by way of a server system and dynamically providing...
US-6,625,256 Failover mechanisms for remote networked phones
A method of providing failover service to network phones. A failure of communication between a network phone and a primary call manager is identified....
US-6,625,167 Method and apparatus for DS3 pentad-based processing
A system and method for pentad-based processing are disclosed for efficient processing of DS3 data by converting a DS3 frame to pentad and shuffling the overhead...
US-6,625,160 Minimum bandwidth guarantee for cross-point buffer switch
A method and system for use in data communications. The method and system substantially ensure that actual data transmission per unit time from at least one...
US-6,625,152 Methods and apparatus for transferring data using a filter index
A server installation, which includes multiple servers, services a client request using a filter index that is different than a destination address associated...
US-6,625,142 Voice-mail application on the router with no secondary storage available
In accordance with a method and apparatus of the present invention, a voice communication system is disclosed for use in a packet switching network environment...
US-6,625,121 Dynamically delisting and relisting multicast destinations in a network switching node
An apparatus and method for reducing congestion in a network switching node. A congestion mask that indicates which of a plurality of destination ports in a...
US-6,624,770 Block coding system and method of data aggregation
A method of coding data for communication within a network. The method includes receiving an 8b/10b source protocol data stream containing 10-bit code and...
US-6,624,635 Uninterruptable power supply
An uninterruptable power supply for use with an Internet Telephone or Internet Telephone Cable Modem comprises a power supply and a load. The power supply has an...
US-6,621,872 Systems and methods for improved medium access control messaging
Systems and methods for communicating medium access control (MAC) data without errors. Different encoding processes may be used to encode MAC data and data...
US-6,621,828 Fused switch core and method for a telecommunications node
A switch card for telecommunications node includes a shared memory operable to store traffic channels. A time slot interchanger (TSI) is coupled to a first bus...
US-6,621,812 Method and apparatus for mapping voice activity detection to a scheduled access media
Unsolicited grants are allocated a selected time interval for scheduling transmission of audio packets at a network endpoint. A network processing node switches...
US-6,621,810 Mobile IP intra-agent mobility
Methods and apparatus for enabling intra-agent mobility by a mobile node are disclosed, thereby permitting a mobile node to register with a Home Agent via a...
US-6,621,791 Traffic management and flow prioritization over multiple physical interfaces on a routed computer network
Per-flow fairness in routing devices operating with multiple physical-layer interfaces in which each active physical interface has an inherent transmission rate...
US-6,621,705 Miniature surface mount heatsink element and method of use
A printed circuit board (PCB) has at least a first surface. A patterned electrically and thermally conductive layer is disposed on the first surface. A surface...
US-6,621,626 Modular optical amplifier structure for highly dense interleaved WDM systems
An advantageous amplification architecture for DWDM systems including systems with very high capacity is provided. A modular interleaved structure for...
US-6,621,617 Displaced-bias interferometer-detection (DB/ID) modulation
A Mach-Zehnder interferometer is employed to implement phase modulation of an optical signal. The interferometer is biased at its maximum extinction point. The...
US-6,618,399 System and method for eliminating jitter by using a starve/inspect approach to AAL1
A system and method for transporting telephony signals across an ATM network using AAL1 while eliminating the jitter associated with the AAL1 cells. The present...
US-6,618,382 Auto early packet discard (EPD) mechanism for automatically enabling EPD on an asynchronous transfer mode (ATM)...
A method for automatic early packet discard mode enabling early packet discard on a cell switching network is disclosed. The method includes the steps of...
US-6,618,377 Flexible scheduling of network devices within redundant aggregate configurations
A protocol is provided for backing up ATM network devices should they fail. The protocol is implemented in a system running ATMARP and supporting IP over ATM. In...
US-6,618,374 Method for inverse multiplexing of ATM using sample prepends
A single ATM traffic stream is carried over a plurality of lower bandwidth media, such as T-1 or E-1 interfaces, using inverse multiplexing assisted by a...
US-6,618,373 Method and system for reliable in-order distribution of events
A system and method for maintaining reliable in-order event distribution using multicast are described. A trigger event is sensed and a multicast payload...
US-6,618,371 Butterfly network with switches set for two node disjoint paths and method for forming the paths
In a butterfly network, a number of switches are set to provide two paths that are independent of each other, from a first switch to a second switch, and from...
US-6,618,358 Method and apparatus for switching a clock source from among multiple T1/E1 lines with user defined priority
A clock selection controller is shown which allows a user to assign a priority scheme to recovered clock signals obtained from communication facilities. The...
US-6,615,362 System and method for fault recovery for two line bi-directional ring network
The present invention provides a protection protocol for fault recovery, such as a ring wrap, for a network, such as a two line bi-directional ring network. An...
US-6,615,257 Secure multi-user cable modem configuration editor and viewer
A configuration editor receives requests to access a configuration area for a cable modem. Each configuration area corresponds to a particular user type. The...
US-6,614,799 Method and apparatus for dynamic adjustment of cable modem back-off parameters in a cable modem network
A technique is provided for dynamically adjusting modem back-off parameters in a cable modem network. The technique is based on the theoretical result that the...
US-6,614,785 Automatic propagation of circuit information in a communications network
Disclosed is a method and associated apparatus for automatically propagating circuit information in a network. In one embodiment, a network includes multiple...
US-6,614,752 Transitioning a standards-based card into a high availability backplane environment
A telecommunications device includes a backplane having an associated high availability backplane environment. A transition card coupled to the backplane helps...
US-6,614,236 Cable link integrity detector
A method and apparatus for measuring the length of a cable link in a computer network sends a test signal through the cable and examines how the signal is...
US-6,611,624 System and method for frame accurate splicing of compressed bitstreams
A system for performing frame accurate bitstream splicing includes a first pre-buffer, a second pre-buffer, a seamless splicer, and a post-buffer. The system...
US-6,611,591 System and method for integrated telephony switching
A telephony system includes a switch coupled to a call agent and a legacy application, and further coupled to resources, some controlled by the call agent and...
US-6,611,551 OFDM channel identification
A system and method for characterizing a channel used by a digital communication system. In an OFDM system, the number of training symbols used to characterize a...
US-6,611,531 Method and apparatus for routing integrated data, voice, and video traffic
A Multiservice Access Concentrator (MAC) receives information comprising at least one data stream, at least one voice channel, at least one video stream, Local...
US-6,611,528 Hierarchical routing knowledge for multicast packet routing
The invention provides a method and system for multicast packet routing, in which only selected routers in a network subset (in a preferred embodiment, those...
US-6,611,524 Programmable data packet parser
A data packet parser, for determining packet format, is substantially software controlled, to readily accommodate new or different formats, without the need for...
← Previous | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 | Next →

File A Patent Application

  • Protect your idea -- Don't let someone else file first. Learn more.

  • 3 Easy Steps -- Complete Form, application Review, and File. See our process.

  • Attorney Review -- Have your application reviewed by a Patent Attorney. See what's included.