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-6,816,546 MAC protocol employing multiple data rates
Method and apparatus for combining high data rate traffic and low data rate traffic on a common transmission medium while maximizing efficient use of available...
US-6,816,492 Resequencing packets at output ports without errors using packet timestamps and timestamp floors
Methods and apparatus are disclosed for propagating timestamp floors throughout a packet switching system and using the timestamp floors received at a first...
US-6,816,489 Efficient method for packet switching on asynchronous transfer mode switch based platforms
An apparatus and method of using same for associating a tag with each packet in an ATM switch to eliminate the need for an OVC table, thus saving both egress...
US-6,816,483 Switched virtual circuit call processing/routing system
A method for operating a switched virtual circuit call processing/routing system, and a computer readable medium containing a call processing/routing program for...
US-6,813,737 Short circuited capacitor detection in AC coupled links using boundary scan test methodology
A boundary scan cell of a driving integrated circuit transmits an AC signal to a boundary scan cell of a receiving integrated circuit. Both integrated circuits...
US-6,813,707 Enhancing instruction execution using built-in macros
An instruction execution system using an "on-chip" ROM device to store one or more frequently used MACROs. A MACRO CALL instruction is used to redirect an...
US-6,813,507 Unified messaging system having short message service command processor
A unified communications system includes an SMS command processor configured for executing prescribed messaging operations based on reception of an SMS message...
US-6,813,340 Ringing SLIC fault handling
A line card or other telephone or communications interface provided with a ringing SLIC outputs relatively high voltage, such as in excess of about 90 volts,...
US-6,813,274 Network switch and method for data switching using a crossbar switch fabric with output port groups operating...
A network switch and a method for data switching using a crossbar switch fabric with output port groups operating concurrently and independently that increases...
US-6,813,250 Shared spanning tree protocol
A shared spanning tree protocol (SSTP) creates a plurality of spanning trees (i.e., loop-free paths) which are shared among one or more virtual local area...
US-6,813,243 High-speed hardware implementation of red congestion control algorithm
A pipelined linecard architecture for receiving, modifying, switching, buffering, queuing and dequeuing packets for transmission in a communications network. The...
US-6,810,042 Method of queuing traffic to many destinations covering a wide range of transmission speeds while minimizing...
A method and apparatus is described that provides queuing traffic to many destinations covering a wide range of communication interface speeds while minimizing...
US-6,810,040 Method and apparatus for configuring network devices
A method and apparatus retrieves and stores configuration information for network endpoint devices from other devices in the network, such as a switch adjacent...
US-6,810,016 Trunking alarm aggregation method and apparatus
In a telephony voice network having at least two connectable endpoint nodes with a trunk therebetween and a trunking alarm associated with each endpoint node, an...
US-6,809,258 Apparatus for cable routing management
An apparatus for managing the routing of a cable intercoupling two components in an installation is disclosed. The apparatus has a drawer for storing a portion...
US-6,807,638 Apparatus for and method of in-band clock compensation
A novel and useful apparatus for and method of in-band clock compensation for use in synchronous communication systems. The clock compensation mechanism is...
US-6,807,565 Instant messaging system using voice enabled web based application server
An application server receives an HTTP request for execution of an instant messaging application operation for a sending party. A selected extensible markup...
US-6,807,431 Method and apparatus for integrated wireless communications in private and public network environments
A communication system formed by a private network that includes a private wireless network. The communication system includes a public wireless network using a...
US-6,807,269 Call management implemented using call routing engine
Call management techniques implemented using a call routing engine are disclosed. In the techniques of the present invention, a public network is centrally...
US-6,807,187 Method and apparatus for determining a next round robin element using a cascaded approach
Methods and apparatus are disclosed for determining a next round robin element requesting service using a cascaded approach. The cascaded approach could be...
US-6,807,185 System and method for signalling and call processing for private and hybrid communications systems including...
A system and method for selectively establishing a user information path over an information transport network between first and second endpoints of first and...
US-6,807,172 Method and apparatus for learning and switching frames in a distributed network switch
A technique enables learning and switching of frames between line cards that are interconnected by a switch fabric of a distributed network switch. The network...
US-6,807,150 System and method for controlling a telephony communication session
A telephony system includes a hybrid switch coupled to a packet network and a TDM network. The switch establishes a communication session using one of these...
US-6,806,814 Real-time positioning internet protocol method and apparatus
Internet nodes having global positioning receivers or the like are configured for communicating position information over the Internet, using an Internet...
US-6,806,715 Illuminable indicator testing apparatus
An apparatus for determining conditions of light indicators of an electronic device. The electronic device is coupled to a testing unit. The testing unit...
US-6,804,816 Method and template for developing device-centric network management applications
Techniques for developing device-centric network management applications include a template. A computer platform includes one or more processors and an operating...
US-6,804,815 Sequence control mechanism for enabling out of order context processing
A sequence control mechanism enables out-of-order processing of contexts by processors of a symmetric multiprocessor system having a plurality of processors...
US-6,804,776 Method for universal transport encapsulation for Internet Protocol network communications
A method for implementing a simple protocol, referred to as the universal transport interface (UTI), that can be used to create high speed Internet Protocol (IP)...
US-6,804,761 Memory allocation system and method
A method of allocating computer memory for a function in a computer program by a chunk manager operable to interface with an operating system of a computer...
US-6,804,712 Identifying link failures in a network
A mechanism for identifying link failures in a network is disclosed. To identifying link failures, a failed-link discovery mechanism receives information that...
US-6,804,532 System and method for re-routing communications based on wireless communication link quality
A method for re-routing communications based on link quality includes establishing a first wireless communication link with a mobile station. The first wireless...
US-6,804,463 Connection verification for all-optical cross-connects by signal cross-correlation
Systems and methods for reliable and low cost optical connection verification. One application is verification and monitoring of optical cross-connect...
US-6,804,351 Method and apparatus for detecting a compatible phantom powered device using common mode signaling
A method and an apparatus provide for determining whether a data terminal equipment (DTE) device represents a compatible device lacking an independent power...
US-6,804,350 Method and apparatus for improving echo cancellation in non-voip systems
A method and system for improving performance of an echo canceller with low additional complexity. Specifically, the present invention discloses using ...
US-6,804,265 Apparatus and method interface improvement for digital circuits
An apparatus comprising a parallel arrangement of circuits is described. Each circuit has a data net input. Each circuit has an indication signal net input...
US-6,804,254 System and method for maintaining a communication link
A method is provided for maintaining media streaming to a telephony device. The method includes establishing a media streaming link between a first telephony...
US-6,804,236 Efficient network multicast switching apparatus and methods
Efficient switched network multicasting techniques are provided. Incoming multicast packets are processed by a central forwarding engine (CFE) in a network...
US-6,801,622 Devices, software and methods for passing DTMF signals under voice compression
Devices, software and methods are provided for encoding DTMF signals for telephone connections between digital voice communication systems that use compression,...
US-6,801,613 Associating call appearance with data associated with call
Techniques for associating a call appearance with data associated with the call are provided. In the techniques of the present invention, the association of the...
US-6,801,548 Channel ordering for communication signals split for matrix switching
An apparatus and method for a synchronous optical network (SONET) includes ordering a plurality of signals of a first type in one or more line cards for transmit...
US-6,801,533 System and method for proxy signaling in a digital subscriber line access multiplexer (DSLAM)
A system and method for for proxy signaling in a digital subscriber line access multiplexer (DSLAM) is disclosed. The method comprises receiving an indication...
US-6,801,506 Method and apparatus for providing fast spanning tree re-starts
The invention relates to a method and apparatus for rapidly re-starting a spanning tree process at an intermediate device. A spanning tree entity running one or...
US-6,801,500 Method and apparatus for providing reserved rates to multiple flows on a network interface
The disclosed system provides management of multiple flows at a network device interface such as a router interface to assure maximum usage of the bandwidth...
US-6,801,496 Network addressing scheme for reducing protocol overhead in an optical network
A method for operating a network and a network architecture implementing the method are described. The method, in one embodiment, begins by grouping a plurality...
US-6,801,341 Network distributed fax device
An embodiment of the present invention includes a fax communication system for communicating fax information transmitted from a sending fax device to a fax...
US-6,799,247 Remote memory processor architecture
A remote memory processor architecture which provides an embedded processor with access to a large off-chip memory space via a HOST processor bus. An on-chip...
US-6,799,234 Apparatus and method for randomly assigning slots in a PCI backplane
A system and method for automatically assigning resources to a slave device inserted into a PCI backplane utilizes pairs of PCI GNT/REQ lines as bus lines of a...
US-6,798,945 Lumped raman amplifier for adaptive dispersion compensation
An adaptive dispersion compensation system that also achieves optical amplification by inducing Raman amplification effects in dispersion compensating fiber....
US-6,798,783 Method and apparatus for handling out of inverse multiplexing for asynchronous transfer mode frame error conditions
Methods and apparatus are disclosed for handling transient anomalies in a communications or computer device or system, such an inverse multiplexing for ATM...
US-6,798,776 Method for traffic management, traffic prioritization, access control, and packet forwarding in a datagram...
A method and apparatus for an enhanced datagram packet switched computer network is disclosed. The invention processes network datagram packets in network...
← 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.