Patent application number | Description | Published |
20110266529 | Remote doping of organic thin film transistors - Organic electronic devices comprising “remotely” doped materials comprising a combination of at least three layers. Such devices can include “remotely p-doped” structures comprising: a channel layer comprising at least one organic semiconductor channel material; a dopant layer, which comprises at least one p-dopant material and optionally at least one organic hole transport material; and a spacer layer disposed between and in electrical contact with both the channel layer and the dopant layer, comprising an organic semiconducting spacer material; or alternatively can include “remotely n-doped” structures comprising a combination of at least three layers: a channel layer comprising at least one organic semiconductor channel material; a dopant layer which comprises at least one organic electron transport material doped with an n-dopant material; and a spacer layer disposed between and in electrical contact with the channel layer and the dopant layer, comprising an organic semiconducting spacer material. Such devices include “remotely doped” field effect transistors comprising the doped structures described above. | 11-03-2011 |
20140131868 | Systems and Methods for Producing Low Work Function Electrodes - According to an exemplary embodiment of the invention, systems and methods are provided for producing low work function electrodes. According to an exemplary embodiment, a method is provided for reducing a work function of an electrode. The method includes applying, to at least a portion of the electrode, a solution comprising a Lewis basic oligomer or polymer; and based at least in part on applying the solution, forming an ultra-thin layer on a surface of the electrode, wherein the ultra-thin layer reduces the work function associated with the electrode by greater than 0.5 eV. According to another exemplary embodiment of the invention, a device is provided. The device includes a semiconductor; at least one electrode disposed adjacent to the semiconductor and configured to transport electrons in or out of the semiconductor. | 05-15-2014 |
20140231765 | REMOTE DOPING OF ORGANIC THIN FILM TRANSISTORS - Organic electronic devices comprising “remotely” doped materials comprising a combination of at least three layers. Such devices can include “remotely p-doped” structures comprising: a channel layer comprising at least one organic semiconductor channel material; a dopant layer, which comprises at least one p-dopant material and optionally at least one organic hole transport material; and a spacer layer disposed between and in electrical contact with both the channel layer and the dopant layer, comprising an organic semiconducting spacer material; or alternatively can include “remotely n-doped” structures comprising a combination of at least three layers: a channel layer comprising at least one organic semiconductor channel material; a dopant layer which comprises at least one organic electron transport material doped with an n-dopant material; and a spacer layer disposed between and in electrical contact with the channel layer and the dopant layer, comprising an organic semiconducting spacer material. Such devices include “remotely doped” field effect transistors comprising the doped structures described above. | 08-21-2014 |
20140302635 | N-DOPING OF ORGANIC SEMICONDUCTORS BY BIS-METALLOSANDWICH COMPOUNDS - The various inventions disclosed, described, and/or claimed herein relate to the field of methods for n-doping organic semiconductors with certain bis-metallosandwich compounds, the doped compositions produced, and the uses of the doped compositions in organic electronic devices. Metals can be manganese, rhenium, iron, ruthenium, osmium, rhodium, or iridium. Stable and efficient doping can be achieved. | 10-09-2014 |
Patent application number | Description | Published |
20090285099 | METHOD AND APPARATUS FOR PROVIDING CONGESTION CONTROL IN RADIO ACCESS NETWORKS - The invention includes a method and apparatus adapted for controlling congestion in a Radio Access Network (RAN). In one embodiment, a method includes monitoring packets received at a first network element of the RAN for an indication of congestion, where the packets are associated with a quality-of-service class, and, in response to detecting an indication of congestion in at least one of the received packets, signaling congestion status information from the first network element of the RAN toward a second network element of the RAN that is adapted for applying congestion control for the quality-of-service class. In one embodiment, a method includes receiving, at a first network element of the RAN, from a second network element of the RAN, congestion status signaling indicative of a congestion condition associated with a quality-of-service class, and applying congestion control for the quality-of-service class in response to receiving the congestion status signaling indicative of the congestion condition. | 11-19-2009 |
20090296613 | METHOD AND APPARATUS FOR PROVIDING QUALITY-OF-SERVICE IN RADIO ACCESS NETWORKS - The invention includes a method and apparatus adapted for providing quality-of-service to a packet flow within a Radio Access Network (RAN). In one embodiment, a method includes receiving packets of a packet flow at a first network element of the RAN, where the packet flow is associated with an application normally served in a best effort service class of the RAN and each packet of the packet flow comprises an indication of a quality-of-service policy to be applied to the packet flow within the RAN, and, applying the indicated quality-of-service policy to the packet flow within the RAN. The quality-of-service policy to be applied to the packet flow within the RAN is based on at least one characteristic of the packet flow, which may be determined in any manner, such as using information included in the packet headers, using deep packet inspection techniques, and the like. The indication of the quality-of-service policy to be applied to the packet flow within the RAN may be set either inside the RAN or outside the RAN. | 12-03-2009 |
20100080123 | Method and Apparatus for Signaling Proprietary Information Between Network Elements of a Core Network in a Wireless Communication Network - The invention includes a method and apparatus for signaling proprietary information between network elements of a core network (CN) of a wireless communication network. A method for signaling proprietary information within the CN includes encoding the proprietary information in an IPv4 Options field of an inner header of an IP packet, and pre-pending an outer header to the IP packet for Mobile IPv4 (MIPv4) tunneling the IP packet from a first node of the CN to a second node of the CN. The first and second nodes of the CN may include a mobility anchor node and a mobility gateway node, respectively. The first and second nodes of the CN may include a mobility gateway node and a mobility anchor node, respectively. A method for signaling proprietary information includes receiving a tunneled IP packet at a first node of the CN (where the IP packet includes an outer header, an inner header, and a payload), removing the outer header from the IP packet, stripping an IP Options field from the inner header of the IP packet where the IPv4 Options field includes the proprietary information, and propagating the proprietary information from the first node of the CN to a second node. The first node of the CN may be a mobility gateway node and the second node may be a node of a radio access network (RAN). The first node of the CN may be a mobility anchor node and the second node may be another node of the CN. | 04-01-2010 |
20100080153 | METHOD AND APPARATUS FOR PRIORITIZING PACKETS FOR USE IN MANAGING PACKETS IN RADIO ACCESS NETWORKS - The invention includes a method and apparatus adapted for managing packets within a Radio Access Network (RAN). A method includes receiving a packet within the RAN, determining a packet priority assigned to the packet, and managing the packet within the RAN based on the packet priority of the packet and a condition of the RAN. The packet priority assigned to the packet is based on at least one characteristic of the packet, which is determined based on packet contents of the packet. The at least one characteristic associated with the packet comprises information available at or above the network layer. The packet priority may be assigned to the packet within the RAN and/or outside of the RAN. The management of the packet within the RAN may include managing assignment of RAN resources to the packet (e.g., processor resources, radio resources, and the like), directing an access device to use a proscribed resource allocation, managing scheduling of the packet for transmission over the air interface of the RAN, and the like, as well as various combinations thereof. | 04-01-2010 |
20100128665 | Method for providing signaling between a core network and a radio access network - Example embodiments provide methods for providing signaling between a core network and a radio access network (RAN). One example embodiment includes receiving an IP packet at the core network; inserting information into a destination options extension header of the IP packet at the core network; and sending the IP packet from the core network to the RAN. Another example embodiment includes receiving an IP packet at the RAN from the core network; extracting information from a destination options extension header of the IP packet at the RAN; and sending the IP packet from the RAN to a terminal. | 05-27-2010 |
20110069666 | METHOD AND APPARATUS FOR MANAGING ALLOCATION OF RESOURCES IN A NETWORK - To manage resource allocation between users of a wireless or wireline network, recent resource usage by each user is determined and priorities are assigned accordingly. Then, the network resources are allocated according to the assigned priorities. A respective priority of a user may be inversely proportional to the recent resource usage by that user. To facilitate continuous fair distribution of the network resources, the users may be re-prioritized and resources are re-allocated accordingly. Information about recent resource usages by the users is continuously accumulated, including about users moving from one access point of the network to another. When resource allocation for a particular access point is determined, recent resource usage for a user that has joined the access point from another access point in the network may include prior resource usage by that user at the other access point. | 03-24-2011 |
20110145323 | METHOD AND APPARATUS FOR CONTROLLING DELIVERY OF SERVICES TO USER DEVICES - A capability is provided for controlling delivery of services from a server to a user device using a service delivery control function. A method for controlling delivery of services from a server to a user device includes receiving service delivery feedback information from the user device and initiating, based on at least a portion of the service delivery feedback information, a control action adapted for controlling at least one characteristic of delivery of the service from the server to the user device. The service delivery feedback information includes user device state information associated with the user device and user activity information indicative of activity of a user using the user device. The at least one characteristic of delivery of the service includes one or more of a timing with which the service is provided to the user device, selection of services, service features, and/or content to be delivered as part of service delivery, one or more rates associated with service delivery, and the like, as well as combinations thereof. | 06-16-2011 |
20110199962 | METHOD AND APPARATUS FOR CONTROLLING ACCESS TECHNOLOGY SELECTION - A method and system for selecting at a terminal at least one of a plurality of available access networks for use with a wireless application invoked at the terminal according preferences associated with the wireless application, the network service provider, the subscriber, the subscriber subscription and application content provider. The selection may be constrained by an Application Policy received from a network service provider | 08-18-2011 |
20110202641 | METHOD AND APPARATUS PROVIDING ACCESS NETWORK AWARE PRESENCE TO APPLICATIONS - A method and system for detecting and communicating access network capability information to an application server such that the application server may adapt its service offerings in response to changes in the access network associated with one or more user terminals. The service adaptations may comprise increases or decreases in service level, depending upon whether the access network capability has increased or decreased. | 08-18-2011 |
20120134319 | METHOD AND APPARATUS FOR LOCAL GATEWAY ASSIGNMENT IN WIRELESS NETWORKS - A local gateway assignment capability is depicted and described herein. In a wireless service provider network, the local gateway assignment capability enables a local gateway, rather than a core gateway, to be selected to serve a user request for an APN. The local gateway and core gateway may be a Local-GGSN (L-GGSN) and a GGSN, respectively, where the L-GGSN is associated with an SGSN and provides local traffic offloading for the GGSN and where the GGSN provides a gateway for the core network portion of the wireless service provider network. A DNS element or other device is configured to determine an SGSN-specific APN in response to receiving a DNS Request from an SGSN. A DNS element is configured to identify, using an SGSN-specific APN associated with an SGSN, an L-GGSN associated with the SGSN, and to provide an indication of the L-GGSN to the SGSN from which the DNS Request is received, thereby enabling the user associated with the DNS Request to use the L-GGSN rather than the GGSN. | 05-31-2012 |
20120294293 | METHOD AND APPARATUS FOR CONTROLLING WIRELESS ACCESS SELECTION - An wireless access selection capability is disclosed. In at least some embodiments, the wireless access selection capability enables a wireless user terminal to determine, via interaction with a mobility network (e.g., a 3G cellular network, a 4G cellular network, and the like), whether to remain connected via the mobility network or to connect via a Wireless Local Area Network (WLAN). The interaction may be in the form of two queries initiated by the wireless user terminal, including a first query for determining whether the wireless user terminal should perform a scan for identifying WLANs available for providing wireless access to the wireless user terminal and a second for determining whether the wireless user terminal should switch from being connected to the mobility network to being connected to an identified WLAN identified during a scan initiated by the wireless user terminal. | 11-22-2012 |
20120300706 | METHOD AND APPARATUS FOR CONTROLLING ACCESS TECHNOLOGY SELECTION - A method and system for selecting at a terminal at least one of a plurality of available access networks for use with a wireless application invoked at the terminal according preferences associated with the wireless application, the network service provider, the subscriber, the subscriber subscription and application content provider. The selection may be constrained by an Application Policy received from a network service provider. | 11-29-2012 |
20120307635 | WIRELESS OPTIMIZED CONTENT DELIVERY NETWORK - A content delivery network of a communication system comprises a memory configured to store at least one secondary object for each of at least a subset of a plurality of primary objects accessible via a wireless network of the system. An associated processing device of the content delivery network is configured to receive a request from a user device for delivery of content comprising at least a given one of the primary objects, to select a particular object from the given primary object and its one or more corresponding secondary objects based on network congestion measurement information obtained for the wireless network, and to provide the selected particular object to the user device via the wireless network. A plurality of different secondary objects may be stored for the given primary object with each such primary or secondary object having a different level of resource requirements for delivery over the wireless network. | 12-06-2012 |
20120311651 | VIDEO DELIVERY MODIFICATION BASED ON NETWORK AVAILABILITY - A video server or other processing device obtains availability information for a wireless network and modifies a manner in which video segments of a video service are delivered to a user device over the wireless network based on the obtained availability information. The availability information may comprise at least one of network congestion measurement information and transmission pricing information. In an illustrative embodiment, the processing device comprises a video server configured to utilize the availability information to generate a list of video segments available for transmission for at least a portion of the video service, to provide the list of video segments to the user device responsive to a request received from the user device, to receive an additional request from the user device for at least one particular video segment identified in the list, and to provide the requested at least one video segment to the user device. | 12-06-2012 |
20120317268 | SYSTEM, APPARATUS AND METHOD FOR ADDRESS MANAGEMENT IN A DISTRIBUTED MOBILE CORE NETWORK - Embodiments of the present invention provide a system, apparatus and method for address management in a distributed mobile core network. The apparatus includes a user equipment for managing multiple addresses for connecting at least one application client of the user equipment to a respective application server via at least one network. The user equipment includes a mobile address unit configured to manage a principal address, a local macro network (LMN) address, and a local area network (LAN) address. The principal address is used for data transmissions of a first type, the LMN address is used for data transmissions of a second type, and the LAN address is used for data transmission of a third type. | 12-13-2012 |
20130089033 | Method And System For Rate Adaptive Allocation Of Resources - The method includes retrieving subscriber and device information based on an application identifier and a GBR request indication, sending a message to a network entity, the message including a Quality of Service (QoS) Class Identifier (QCI), the QCI indicating an AGBR bearer is to be used for delivering content to a mobile unit, generating an AGBR bearer based on the QCI and a GBR setting and associating the content with the AGBR bearer. The method includes sending a message and the content to a network entity, the message including the QCI, scheduling the mobile unit on the AGBR bearer based on the QCI and communicating the content to the mobile unit based on the schedule. | 04-11-2013 |
20130225122 | SYSTEM AND METHOD FOR NETWORK ACCESS VENDING - A system, method and apparatus for vending network access by determining access pricing or tariffs for one or more of a plurality of network access regions using one or more of an eNB cell congestion level, an eNB congestion level, a quality of service level, an access technology, a level of activity by a target subscriber and the like. The access pricing is offered to potential access purchasers along with optional metadata indicative of, illustratively, user equipment and network parameters associated with the cell or eNB. The pricing may be offered via an API to allow automatic purchase decisions by access purchasers. | 08-29-2013 |
20140112138 | METHODS AND SYSTEMS FOR OBTAINING LOAD INFORMATION IN NETWORKS - At least one example embodiment discloses a system including a plurality of base stations. The system further includes a proxy server configured to generate a request for loading information from at least one of the plurality of base stations and receive the loading information from the at least one of the plurality of base stations, the request being a base station to base station interface message. | 04-24-2014 |
20140148205 | PUSH SERVICE WITHOUT PERSISTENT TCP CONNECTION IN A MOBILE NETWORK - Methods, systems, and articles of manufacture for non-TCP push service in a mobile network comprise receiving, at a push server, registration information for a mobile device from a push client via a first internal interface without persistent TCP connection. The registration information includes a private IP address for the mobile device and a mobile device session identifier associated with an instance of an application client on the mobile device. A push trigger associated with an event of an application server is received at the push server via a second interface exposed outside of a service provider firewall. The push trigger includes a push trigger session identifier. When the push trigger session identifier matches the mobile device session identifier, the push trigger is determined to be associated with the instance of the application client on the mobile device and is transmitted to the push client without persistent TCP connection. | 05-29-2014 |
20150358901 | METHOD AND APPARATUS FOR CONTROLLING ACCESS TECHNOLOGY SELECTION - A method and system for selecting at a terminal at least one of a plurality of available access networks for use with a wireless application invoked at the terminal according preferences associated with the wireless application, the network service provider, the subscriber, the subscriber subscription and application content provider. The selection may be constrained by an Application Policy received from a network service provider. | 12-10-2015 |
Patent application number | Description | Published |
20110026412 | System and method for controlling parameters for applications serviced in a best effort communication link - The present invention relates to a system and method for controlling parameters for applications serviced in a best effort (BE) communication link. The system includes a protocol specific processor configured to acquire at least one of (i) an application identifier and (ii) type of protocol associated with at least one layer higher than an internet layer for a packet to be transmitted in the BE communication link. The protocol specific processor is also configured to determine parameters for the packet according to the acquired at least one of (i) application identifier and (ii) the type of protocol associated with the at least one layer such that the packet receives quality of service (QoS) treatment in a Radio Access Network. | 02-03-2011 |
20120257503 | INTELLIGENT PRESENCE CONGESTION NOTIFICATION SERVICE - Various exemplary embodiments relate to a method performed by a network platform, the method including: receiving a subscriber ID and associated base station ID for a user equipment; receiving a congestion alert event message; identifying a user equipment on a congested base station; and notifying the user equipment on the congested base station. | 10-11-2012 |
20120315879 | INTELLIGENT PRESENCE NOTIFICATION SERVICE - Various exemplary embodiments relate to a method performed by a messaging server in a wireless network, the method including: establishing a messaging connection with an intelligent presence server; establishing a messaging connection with a user equipment; receiving a message from the intelligent presence server; and pushing the message to the user equipment. | 12-13-2012 |
20120317270 | INTELLIGENT PRESENCE COST MANAGEMENT BASED UPON CONGESTION STATUS AND SUBSCRIBER PROFILE - Various exemplary embodiments relate to a method performed by a network platform, the method comprising: receiving a subscriber ID and associated base station ID and application IDs from a user equipment; receiving network congestion information from a network monitor; identifying an application affected by the network congestion; calculating a cost to the identified application due to the network congestion; and notifying the identified application of the calculated cost. | 12-13-2012 |
20150055470 | Congestion And Analytics Based Access Selection Control - An example method includes obtaining from an Access Network Discovery and Selection (ANDSF) server an ANDSF policy specifying a rule for access selection, the rule specifying one or more attributes to be compared to a corresponding one or more expressions, at least one of the corresponding one or more expressions being a sum of a corresponding threshold parameter and a corresponding offset parameter. The example method further includes obtaining one or more threshold parameter values, obtaining at least one offset parameter value, and determining the access selection based on the at least one rule, the one or more threshold parameter values, and the at least one offset parameter value. | 02-26-2015 |
20150250009 | ACCESS INDEPENDENT SIGNALING AND CONTROL - Various exemplary embodiments relate to a method, network node, and non-transitory machine-readable storage medium including one or more of the following: enabling communication via a first a second access network, wherein the first access network is a first type and the second access network is a second type; communicating with a first control application via at least one of the first access network and the second access network according to a signaling protocol that is used for the communication without regard for which of the first access network and the second access network are used for the communication, wherein the communication effects a change to service provided via at least one data bearer across at least one of the first access network and the second access network, and communicating via the at least one data bearer to exchange non-control application data with at least one other network device. | 09-03-2015 |