Patent application number | Description | Published |
20080305506 | FLUORESCENT DYES FOR USE IN GLUCOSE SENSING - A novel class of compounds that includes HPTS-Cys-MA, and methods of making them are disclosed herein. The class of compounds including HPTS-Cys-MA are useful as fluorescent dyes for analyte detection. | 12-11-2008 |
20090061528 | HPTS-MONO AND BIS CYS-MA POLYMERIZABLE FLUORESCENT DYES FOR USE IN ANALYTE SENSORS - Novel fluorescent dyes are disclosed for use in analyte detection. In particular, mono- and bis-substituted HPTS dyes and methods of making them are provided. | 03-05-2009 |
20100274110 | OPTICAL DETERMINATION OF PH AND GLUCOSE - Embodiments of the present invention are directed to an optical sensor capable of measuring two analytes simultaneously with a single indicator system. In preferred embodiments, the sensor comprises a fluorescent dye having acid and base forms that facilitate ratiometric pH sensing, wherein the dye is further associated with a glucose binding moiety and configured to generate a signal that varies in intensity with the concentration of glucose. | 10-28-2010 |
20100279424 | HPTS-MONO AND BIS CYS-MA POLYMERIZABLE FLUORESCENT DYES FOR USE IN ANALYTE SENSORS - Novel fluorescent dyes are disclosed for use in analyte detection. In particular, mono- and bis-substituted HPTS dyes and methods of making them are provided. | 11-04-2010 |
20110236989 | ANTIOXIDANT PROTECTION OF A CHEMICAL SENSOR - Analyte sensors having antioxidant protection are disclosed. By combining antioxidant and/or scavenger agents into polymer matrices that contain sensor moieties, the sensor moieties are protected from reactive oxygen species. Also disclosed are methods of making analyte sensors and methods of inhibiting oxidative degradation of sensing components in hydrated, polymerized analyte sensor systems. | 09-29-2011 |
20140058225 | OPTICAL DETERMINATION OF PH AND GLUCOSE - Embodiments of the present invention are directed to an optical sensor capable of measuring two analytes simultaneously with a single indicator system. In preferred embodiments, the sensor comprises a fluorescent dye having acid and base forms that facilitate ratiometric pH sensing, wherein the dye is further associated with a glucose binding moiety and configured to generate a signal that varies in intensity with the concentration of glucose. | 02-27-2014 |
20140242710 | METHOD FOR FUNCTIONALIZING A POROUS MEMBRANE COVERING OF AN OPTICAL SENSOR TO FACILITATE COUPLING OF AN ANTITHROM-BOGENIC AGENT - Methods of covalently attaching heparin to a membrane comprising plasma treating the membrane to produce an amino-functionalized membrane; and reacting the amino-functionalized membrane with heparin under conditions in which heparin becomes covalently attached to the amino-functionalized membrane, wherein said heparin is indirectly attached via a spacer to said amino-functionalized membrane and/or said heparin is attached from a single site in said heparin to a single site on said amino-functionalized membrane or to said spacer. Also disclosed are analyte sensors. | 08-28-2014 |
Patent application number | Description | Published |
20090113018 | MOBILITY SERVICE CLUSTERING USING NETWORK SERVICE SEGMENTS - Described in an example embodiment herein is a Mobility Service Engine (MSE) cluster comprising an MSE Cluster Master and at least one MSE Cluster Slave. The MSE Master is configured to define Network Service Segments. The MSE Master of the cluster distributes the Network Service Segments to slaves within the cluster. The network is configured to forward data to the correct Network Service Segment. | 04-30-2009 |
20090190515 | BRIDGING WIRELESS AND WIRED MEDIA IN A COMPUTER NETWORK - In one embodiment, a transmitting node may be configured to transmit a wireless advertisement frame over a computer network, wherein the frame includes a source address of a reachable node being advertised, a destination address to which the reachable node is to be advertised, a transmitter address of the transmitting node, and a receiver address of a wireless access point to which the wireless advertisement frame is to be received. Also, the wireless access point may be configured to receive the wireless advertisement frame from the network, and in response, transmit a reflected wireless advertisement frame having the source address of the reachable node, the destination address to which the reachable node is to be advertised, a transmitter address of the access point, and a receiver address that indicates the reflected frame is to be accepted by any appropriate receiver excluding the transmitting node. | 07-30-2009 |
20110022676 | MOBILITY SERVICE CLUSTERING USING NETWORK SERVICE SEGMENTS - Described in an example embodiment herein is a Mobility Service Engine (MSE) cluster comprising an MSE Cluster Master and at least one MSE Cluster Slave. The MSE Master is configured to define Network Service Segments. The MSE Master of the cluster distributes the Network Service Segments to slaves within the cluster. The network is configured to forward data to the correct Network Service Segment. | 01-27-2011 |
20110103284 | Managing Router Advertisement Messages to Support Roaming of Wireless Mobile Client Devices - Techniques are provided to manage how router advertisement messages are forwarded for ultimate wireless transmission in a wireless network. In one embodiment, a multicast router advertisement message intended for a virtual local area network is converted into individual unicast router advertisement messages directed to specific wireless mobile client devices that are part of that virtual local area network. In another embodiment, router advertisement messages are routed between controllers according to the current location of a wireless mobile client device. In still other embodiments, techniques are provided to minimize the volume of the router advertisement messages sent over a wireless network, and to proactively send a unicast router advertisement message to a mobile client device that has performed a handoff, without waiting for a router solicitation message. | 05-05-2011 |
20110103344 | Neighbor Discovery Message Handling to Support Roaming of Wireless Mobile Client Devices - Techniques are provided herein to support roaming of wireless mobile client devices from one wireless local area network access point device to another wireless local area network access point device. Neighbor discovery messages are received from wireless mobile client devices. A neighbor discovery message specifies a target address for a neighbor discovery function. A response to a neighbor discovery message is sent to a wireless mobile client device such that the response message appears to have been sent by a wireless mobile client device that has an address that corresponds to the target address of the neighbor discovery message. | 05-05-2011 |
20110274035 | Routing to the Access Layer to Support Mobility of Internet Protocol Devices - Techniques are provided for seamless integration of wired and wireless functionality packet forwarding in network. A plurality of access switches are provided in each of a plurality of mobility sub-domains that are part of a mobility domain of a network. Each access switch serves one or more Internet Protocol (IP) subnets, each comprising a plurality of IP addresses. An access switch obtains an IP address for a wireless device according to the one or more IP subnets that the access switch serves. The access switch sends an association advertisement message to indicate the IP address of the wireless device and to enable other access switches and routers to compute a path to the wireless device. When a wireless device obtains an IP address, it can keep the same IP address as it roams in the mobility domain. | 11-10-2011 |
20110274036 | Maintaining Point of Presence at Tunneling Endpoint for Roaming Clients in Distributed Wireless Controller System - Techniques are provided to support roaming of wireless devices in a network such that the wireless devices can keep their Internet Protocol (IP) addresses as they roam within and across mobility sub-domains. When a wireless device roams from one access switch to another access switch, a tunneling endpoint apparatus in the wireless device's home mobility sub-domain is configured to serve as the point of presence for the roamed wireless device. Traffic for the roamed wireless device is tunneled from the access switch where the wireless device has roamed (where it is currently attached) to the tunneling endpoint apparatus. When the wireless device roams across mobility sub-domains, then traffic is tunneled from the access switch where the wireless device is currently attached to the tunneling endpoint apparatus in that mobility sub-domain (called a “foreign” mobility sub-domain) to the tunneling endpoint apparatus in the wireless device's home mobility sub-domain. | 11-10-2011 |
20110274037 | Hierarchical Control Signaling for Mobile Clients in Distributed Wireless Controller System - A system and method are provided for a hierarchical distributed control architecture to support roaming of wireless client devices. A plurality of access switches are provided and configured to serve one or more Internet Protocol (IP) subnets that comprises a plurality of IP addresses. The plurality of access switches are arranged in switch peer groups such that each access switch within a given switch peer group is configured to store information about other access switches in that switch peer group and about locations of wireless client devices that are associated with any wireless access point on any access switch in the switch peer group. The plurality of access switches are further grouped into a corresponding one of a plurality of mobility sub-domains each comprising a plurality of switch peer groups. A plurality of controller devices are provided, each configured to control access switches in a corresponding mobility sub-domain. Each controller device stores information about the plurality of access switches within its mobility sub-domain and about locations of wireless client devices at access switches in its mobility sub-domain. A central controller device is provided and configured to communicate with the plurality of controller devices for the respective mobility sub-domains. The central controller device is configured to store information about locations of wireless client devices in the mobility sub-domains. | 11-10-2011 |
20110274082 | Maintaining Point of Presence at Access Switch for Roaming Clients in Distributed Wireless Controller System - Techniques are provided to enable support of roaming wireless devices in a network such that the wireless devices can keep their Internet Protocol (IP) addresses as they roam across mobility sub-domains. Traffic for a wireless device that roams is tunneled back to the access switch that serves the IP subnet which includes an IP address for the wireless device. Traffic is tunneled back to that access switch for the wireless device when the wireless device roams to another access switch which does not serve the IP subnet for the wireless device in the same mobility sub-domain and when the wireless device roams to a different mobility sub-domain, in which case the traffic is tunneled between tunneling endpoints in the respective mobility sub-domains. | 11-10-2011 |
20110280213 | Guest Access Support for Wired and Wireless Clients in Distributed Wireless Controller System - Techniques are provided to enable a support for guest access of devices in a network. At a controller apparatus in a first mobility sub-domain of a network comprising a plurality of mobility sub-domains, a request message containing a request for guest network access for a device is received from a first access switch in the first mobility sub-domain. The controller apparatus forwards the request message to a guest controller. At a tunneling endpoint apparatus in the first mobility sub-domain, a tunnel is established to the guest controller to carry traffic between the device and the guest controller. Traffic for the device passes in a tunnel between the first access switch and the tunneling endpoint apparatus in the first mobility sub-domain, through the tunneling endpoint apparatus in the first mobility sub-domain and in the tunnel between the routing apparatus in the first mobility sub-domain and the guest controller. | 11-17-2011 |
20120300756 | Maintaining point of presence for clients roaming within a layer 2 domain - In one embodiment, a method includes receiving a packet from a source wireless device at a second switch, the source wireless device previously associated with a first switch and roamed to and associated with the second switch, wherein a point of presence for the source wireless device is maintained at the first switch, inserting into the packet a direction indicator, and forwarding the packet from the second switch to the first switch, the direction indicator identifying the packet as being transmitted towards the point of presence for the source wireless device to prevent a forwarding loop. An apparatus is also disclosed. | 11-29-2012 |
20120314621 | BRIDGING WIRELESS AND WIRED MEDIA IN A COMPUTER NETWORK - In one embodiment, a wireless access point receives a wireless advertisement frame having a source address field that indicates a reachable node being advertised, a destination address field that indicates a destination to which the reachable node is to be advertised, a transmitter address field that indicates a transmitting node from which the wireless advertisement frame is received, and a receiver address field that indicates the access point. The wireless access point then transmits a reflected wireless advertisement frame having a source address io field that indicates the reachable node, a destination address field that indicates the destination, a transmitter address field that indicates the wireless access point, and a receiver address field that indicates both a plurality of receivers the reflected wireless advertisement frame is to be accepted by, and a node that is to be excluded from accepting the reflected wireless advertisement frame. | 12-13-2012 |
20130100952 | PROVIDING MULTICAST TRANSMISSIONS WITH PARTIAL STATE BLOCK ACKNOWLEDGMENTS AND RETRIES - Described herein are techniques that provide for the transmission of a multicast stream that can resend frames that were not received using the partial state block acknowledgement mechanism. In an example embodiment, an access point reserves a channel for a transmission opportunity of a sufficient length to allow the sending of multicast data, block acknowledgement request, and receipt of a block acknowledgement. Optionally, the transmission opportunity may be of sufficient length to enable packets that re resent to be sent during the transmission opportunity, thereby preventing other stations on the channel from gaining control of the channel. Alternatively the access point may employ an appropriate backoff between TXOPs to AP prevent (T)DLS traffic to the recipients of the multicast stream. The access point does not send any frames from other queues during the transmission opportunity. | 04-25-2013 |
20140153473 | Managing Router Advertisement Messages To Support Roaming Of Wireless Mobile Client Devices - Techniques are provided to manage how router advertisement messages are forwarded for ultimate wireless transmission in a wireless network. In one embodiment, a multicast router advertisement message intended for a virtual local area network is converted into individual unicast router advertisement messages directed to specific wireless mobile client devices that are part of that virtual local area network. In another embodiment, router advertisement messages are routed between controllers according to the current location of a wireless mobile client device. In still other embodiments, techniques are provided to minimize the volume of the router advertisement messages sent over a wireless network, and to proactively send a unicast router advertisement message to a mobile client device that has performed a handoff, without waiting for a router solicitation message. | 06-05-2014 |
20140293941 | BRIDGING WIRELESS AND WIRED MEDIA IN A COMPUTER NETWORK - In one embodiment, a transmitting node may be configured to transmit a wireless advertisement frame over a computer network, wherein the frame includes a source address of a reachable node being advertised, a destination address to which the reachable node is to be advertised, a transmitter address of the transmitting node, and a receiver address of a wireless access point to which the wireless advertisement frame is to be received. Also, the wireless access point may be configured to receive the wireless advertisement frame from the network, and in response, transmit a reflected wireless advertisement frame having the source address of the reachable node, the destination address to which the reachable node is to be advertised, a transmitter address of the access point, and a receiver address that indicates the reflected frame is to be accepted by any appropriate receiver excluding the transmitting node. | 10-02-2014 |
20150038129 | Network Device Configuration by Mobile Device - In one implementation, a wireless network device is automatically accessed and configured through a mobile device. The mobile device receives provisioning data encoded for installation and operation of a network device and decodes the provisioning data to identify at least one access parameter for the network device. The mobile device accesses a wireless network of the network device according to the access parameter. Once access has been established, the mobile device transmits a configuration signal including a network configuration setting through the wireless network to the network device for the installation of the network device. The network device is provisioned based on the network configuration setting. | 02-05-2015 |
20150201451 | Wireless Client Device Roaming Among Clustered Access Points - A controller controls access points (APs) in a network of APs. The controller causes the first AP to establish an Internet Protocol (IP) tunnel with a router connected with a wired network and over which data packets are routed between the wired network and a client device wirelessly connected to the first AP. The controller receives a roam indication that the client device is wirelessly connected with a second AP. In response to the indication, the controller instructs the first AP to maintain the IP tunnel with the router and instructs the second AP to establish an inter-AP tunnel with the first AP in order to route traffic between the wired network and the client device over both the IP tunnel and the inter-AP tunnel. | 07-16-2015 |
Patent application number | Description | Published |
20090158042 | Managed Access Point Protocol - Methods, apparatuses and systems facilitating deployment and configuration of managed access points in hierarchical wireless network systems. An embodiment of the invention facilitates deployment and configuration of conventional, substantially autonomous access points operating in connection with a central management node, such as a server or appliance. In another embodiment, the present invention facilitates deployment and configuration of light-weight access points in a hierarchical wireless network system. In one embodiment, the present invention also provides a streamlined encryption key exchange protocol adapted to hierarchical wireless network system architectures. | 06-18-2009 |
20120188993 | Managed Access Point Protocol - Methods, apparatuses and systems facilitating deployment and configuration of managed access points in hierarchical wireless network systems. An embodiment of the invention facilitates deployment and configuration of conventional, substantially autonomous access points operating in connection with a central management node, such as a server or appliance. In another embodiment, the present invention facilitates deployment and configuration of light-weight access points in a hierarchical wireless network system. In one embodiment, the present invention also provides a streamlined encryption key exchange protocol adapted to hierarchical wireless network system architectures. | 07-26-2012 |
20130343367 | Managed Access Point Protocol - Methods, apparatuses and systems facilitating deployment and configuration of managed access points in hierarchical wireless network systems. An embodiment of the invention facilitates deployment and configuration of conventional, substantially autonomous access points operating in connection with a central management node, such as a server or appliance. In another embodiment, the present invention facilitates deployment and configuration of light-weight access points in a hierarchical wireless network system. In one embodiment, the present invention also provides a streamlined encryption key exchange protocol adapted to hierarchical wireless network system architectures. | 12-26-2013 |
Patent application number | Description | Published |
20090276329 | Bid Modification Based on Logical Connections Between Trigger Groups in a Combinatorial Exchange - In a combinatorial exchange, rules can be input for processing bids and a desired exchange objective can be defined. A subset of the rules can be used to determine if an allocation of the bids exists that is optimal for the type of exchange being conducted. If the desired exchange objective is not satisfied, new allocations can be determined using different subsets of rules each time until the desired exchange objective is satisfied. Trigger bid groups and/or rules associated with trigger values can be used to determine whether to apply modification or discounts to bids. Item and bid groups can be partitioned into groups for the purpose of smoothing requirements. Trigger bid groups, rules associated with trigger values, item groups, and bid groups can be used for adjusting or constraining bids based on triggers, logical connectives, and adjustments. | 11-05-2009 |
20090281920 | Overconstraint Detection, Rule Relaxation and Demand Reduction in a Combinatorial Exchange - In a combinatorial exchange, a set of rules can be input for processing of bids received in connection with the exchange. At least one bid can be received from each of a plurality of exchange participants and a desired exchange objective can be defined. A determination can be made as a function of a subset of the rules if an allocation of the bids exists that is optimal for the type of exchange being conducted. If the desired exchange objective is not satisfied, the step of determining an allocation is repeated utilizing a different subset of rules each time until the desired exchange objective is satisfied. It can be determined if the exchange is overconstrained and, if so, rules can be relaxed. Also or alternatively, the demand for a quantity of an item can be increased or decreased based on the average cost of the item. | 11-12-2009 |
20090287560 | Items Ratio Based Price/Discount Adjustment in a Combinatorial Auction - In a combinatorial exchange, rules can be input for processing bids and a desired exchange objective can be defined. A subset of the rules can be used to determine if an allocation of the bids exists that is optimal for the type of exchange being conducted. If the desired exchange objective is not satisfied, new allocations can be determined using different subsets of rules each time until the desired exchange objective is satisfied. At least one of the bids can include a reference ratio; a discount; a price associated with a quantity Q | 11-19-2009 |
20100106652 | System and Method for Procurement Strategy Optimization Against Expressive Contracts - In a computer-implemented method of procurement strategy optimization, data about a number of contracts is stored in a computer storage accessible to a processor of a computer along with a forecast of a future quantity of at least one good or service to be purchased. The processor of the computer determines a first plan for future procurement against at least one of the stored contracts based on the forecast and the following data specified by the one contract: a good or service, a payment rule, a trigger condition, and an associated effect of the trigger condition. In response to the processor automatically approving the first plan subject to one or more predetermined rules or the processor receiving an approval of the first plan, the processor causes the first plan to be adopted for future procurement. | 04-29-2010 |
20100106653 | System and Method for Contract Execution Against Expressive Contracts - In a computer-implemented method of contract execution, data about contracts is stored in a computer storage accessible to a processor of a computer along with data about a procurement plan and data about a purchase request that includes information about a first quantity of at least one good or service. The processor determines a second quantity of the one good or service and a second contract against which to complete the purchase request based on the procurement plan, the data about the contracts, at least one purchase made against one of the contracts, a trigger condition and associated effect, and the quantity of at least one good or service. In response to the second contract and the second quantity being approved, the processor causes a purchase order for the second quantity of the one good or service to be placed to the supplier associated with the second contract. | 04-29-2010 |
20100114784 | System and Method for Payment Reconciliation Against Expressive Contracts - In a computer-implemented method of conducting expressive payment reconciliation, a purchase transaction is stored in a computer storage accessible to a processor. The processor identifies a contract against which the purchase transaction is made and a first payment amount for the purchase transaction. Contract data is stored in the computer storage and the processor determines a second payment amount for the purchase transaction based on at least one good or service associated with the purchase transaction and the data about the contract. In response to a difference in the first and second payments, the processor either stores computer storage a modified invoice with a modified payment amount, stores in the computer storage a reconciliation payment equal to the payment difference; outputs over a computer network an explanation of the modified payment; or outputs over a computer network a dispute notification. | 05-06-2010 |
20100312663 | Market Clearability in Combinatorial Auctions and Exchanges - A method of determining a winning allocation in an auction or exchange includes receiving at least one buy bid that includes a price-quantity demand curve and/or receiving at least one sell bid that includes a price-quantity supply curve. The received curves are utilized to determine clearing prices therefor that maximize a clearing surplus. A winning allocation is determined based on the clearing prices. | 12-09-2010 |
20130304636 | System and Method for Payment Reconciliation Against Expressive Contracts - In a computer-implemented method of conducting expressive payment reconciliation, a purchase transaction is stored in a computer storage accessible to a processor. The processor identifies a contract against which the purchase transaction is made and a first payment amount for the purchase transaction. Contract data is stored in the computer storage and the processor determines a second payment amount for the purchase transaction based on at least one good or service associated with the purchase transaction and the data about the contract. In response to a difference in the first and second payments, the processor either stores computer storage a modified invoice with a modified payment amount, stores in the computer storage a reconciliation payment equal to the payment difference; outputs over a computer network an explanation of the modified payment; or outputs over a computer network a dispute notification. | 11-14-2013 |