Patent application number | Description | Published |
20100193025 | QUANTUM DOT SOLAR CELL - A solar cell is disclosed that may include a quantum dot, an electron conductor, and a bifunctional ligand disposed between the quantum dot and the electron conductor. The bifunctional ligand may include a first anchor group that bonds to the quantum dot and a second anchor group that bonds to the electron conductor. The solar cell may include a hole conductor that is configured to reduce the quantum dot once the quantum dot absorbs a photon and ejects an electron through the bifunctional ligand and into the electron conductor. The hole conductor may be a p-type polymer. | 08-05-2010 |
20100193026 | QUANTUM DOT SOLAR CELL - A solar cell is disclosed that may include a quantum dot, an electron conductor, and a bifunctional ligand disposed between the quantum dot and the electron conductor. The bifunctional ligand may include a first anchor group that bonds to the quantum dot and a second anchor group that bonds to the electron conductor. The solar cell may include a hole conductor that is configured to reduce the quantum dot once the quantum dot absorbs a photon and ejects an electron through the bifunctional ligand and into the electron conductor. The hole conductor may be a p-type polymer. | 08-05-2010 |
20110113856 | ALL-DIFFERENTIAL RESONANT NANOSENSOR APPARATUS AND METHOD - An all-differential resonant nanosensor apparatus for detecting multiple gasses and method of fabricating the same. The nanosensor apparatus generally includes a sensing loop, a reference loop, and a mixer. A sensing self assembled monolayer (SAM) or an ultrathin solid monolayer may be deposited on a sensing resonant beam associated with the sensing loop to detect the presence of the gas. A reference self assembled monolayer or an ultrathin solid film may be deposited on a reference resonant beam that possess similar visco-elastic properties (e.g., temperature, humidity and aging) as the sensing monolayer with no sensing properties. A differential reading electronic circuit may be interconnected with each resonant beam pair for signal processing. A drift-free frequency signal per each gas may be obtained by subtracting the frequency response from the sensing loop and the reference loop. | 05-19-2011 |
20110239759 | DIFFERENTIAL RESONANT SENSOR APPARATUS AND METHOD FOR DETECTING RELATIVE HUMIDITY - A differential resonant sensor apparatus and method for detecting relative humidity in an ambient air. The apparatus generally includes a sensing loop, a reference loop and a mixer. A hydrophilic sensing layer can be deposited on a sensing resonant beam and a corresponding hydrophobic reference layer can be deposited on a reference resonant beam for detecting water vapor concentration in the ambient air. The hydrophobic reference layer possesses similar visco-elastic properties as the hydrophilic sensing layer with no water absorption properties. A differential reading electronic circuit may be interconnected with each resonant beam for signal processing. The absorbed humidity with respect to the sensing resonant beam changes the mechanical resonance frequency, which can be detected as a change in the electric resonance frequency of the associated electronic circuit. | 10-06-2011 |
20120164029 | CARBON DIOXIDE SENSOR - Chemical sensors such as carbon dioxide sensors and methods for making such sensors are disclosed. An example carbon dioxide sensor may include a substrate, with a sensing beam supported by the substrate. The sensing beam may be configured to resonant. A sensing layer may be disposed on the sensing beam, wherein the sensing layer may include an amino group and is configured to sense carbon dioxide. In some instances, a reference beam may also be supported by the substrate, and may be configured to resonant. A reference layer may be disposed on the reference beam, wherein the reference layer may includes an amino group that has been poisoned so that it will be substantially non-sensitive to carbon dioxide. | 06-28-2012 |
20130335060 | MOLECULE SENSING AND IDENTIFICATION - The present disclosure includes devices and methods for spectroscopic identification of molecules. One device includes a topological insulator layer oriented either above or below two metallic contacts and wherein the contacts are oriented such that a voltage can be applied across the contacts and a current-voltage characteristic can be measured. | 12-19-2013 |
Patent application number | Description | Published |
20080202251 | Capacitive pressure sensor - A capacitive pressure comprises a laminated arrangement with a first flexible, electrically insulating carrier film carrying a first capacitor electrode, a second flexible, electrically insulating carrier film carrying a second capacitor electrode and a flexible, electrically insulating spacer film sandwiched between the first and second carrier films. The spacer film has a through-hole or recess therein, with respect to which the first and second capacitor electrodes are arranged opposite one another, in such a way that the first and second electrodes are brought closer together by resilient bending of the first and/or second carrier film into the through-hole or recess under the action of a compressive force acting on the pressure sensor. | 08-28-2008 |
20090015368 | DATA INPUT DEVICE WITH ENCODING OF ACTIVATION DIRECTION - A data input device includes a first electrode structure having a first collector electrode and a first plurality of finger electrodes extending from the first collector electrode and a second electrode structure including a second collector electrode and a second plurality of finger electrodes extending from the second collector electrode, the first and second electrode structures being arranged on a first carrier layer in such a way, that in an active area of the data input device, the first plurality of finger electrodes extend between the second plurality in an interdigitating arrangement. The device further including at least one shunting element arranged in the active area of the data input device on a second carrier layer in facing relationship to the interdigitating arrangement of the first and second plurality of finger electrodes such that, if the first and second carrier layers are pressed together in response to a force acting on the data input device, the at least one shunting element establishes an electrical contact between respective adjacent finger electrodes of the first and the second plurality of finger electrodes. According to the invention at least one of the first electrode structure, second electrode structure or shunting element including at least one series of resistive patches having different electrical resistances, the resistive patches of the at least one series being arranged along the active area in an order of increasing electrical resistance in such a way that the electrical resistance between respective terminals of the first electrode structure and the second electrode structure varies monotonically if an activation of the input device propagates monotonically along the series of resistive patches. | 01-15-2009 |
20100107770 | CAPACITIVE PRESSURE SENSOR - A capacitive pressure includes a laminated arrangement with a first flexible, electrically insulating carrier film carrying a first capacitor electrode, a second flexible, electrically insulating carrier film carrying a second capacitor electrode and a flexible, electrically insulating spacer film sandwiched between the first and second carrier films, where the spacer film has a through-hole or recess therein, with respect to which the first and second capacitor electrodes are arranged opposite one another, in such a way that the first and second electrodes are brought closer together by resilient bending of the first and/or second carrier film into the through-hole or recess under the action of a compressive force acting on the pressure sensor. | 05-06-2010 |
20110267300 | TOUCHPAD WITH STRIP-SHAPED INPUT AREA - A touchpad with an input area having a straight or curved main line of extension comprises a support element, a cover having a first surface facing away from the support element and a second surface facing towards the support element and one or more spacers arranged at a periphery of the input area. The one or more spacers mount the cover on the support element in such a way that the cover spans over the support plate in the input area while it is depressible towards the support element by a force acting on the input area of the touchpad. A resistive trace is so arranged on the support element that it extends along the main line of extension of the input area. At least one terminal contacts the resistive trace at a particular point of the main line of extension of the input area and a set of detection electrodes is arranged on the second surface of the cover in facing relationship with the resistive trace. The detection electrodes are configured and arranged for capacitively detecting a position of a user's finger or stylus when the user's finger or stylus is in proximity of or in light touch with the first surface of the cover, and for resistively detecting a position of a user's finger or stylus when the user's finger or stylus depresses the cover and so brings at least one of the detection electrodes into electrical contact with the resistive trace. | 11-03-2011 |
Patent application number | Description | Published |
20120059921 | VIRTUAL AD HOC NETWORK TESTBEDS FOR NETWORK-AWARE APPLICATIONS - A virtual ad hoc network testbed provides the capability to instrument a testbed in order to support the execution of network-aware applications “as is.” Network aware applications are a special class of applications that interact with a network not only by using the network for communication purposes, but also configure or read the status of network devices. Local stack management provides the means to automatically construct standard APIs for accessing the information residing in a simulated or emulated network, and instantiate these APIs. The testbed is designed to bridge a standard management module (such as SNMP) and a simulation or emulation model, starting from a MIB module. The testbed uses CORBA as a communication means. The process is divided into two parts, agent side and model side. | 03-08-2012 |
20130218549 | DYNAMIC TIME VIRTUALIZATION FOR SCALABLE AND HIGH FIDELITY HYBRID NETWORK EMULATION - A system and method for measurement of the performance of a network by simulation, wherein time divergence is addressed by using discrete event simulation time to control and synchronize time advance or time slow down on virtual machines for large-scale hybrid network emulation, particularly where the loss of fidelity could otherwise be substantial. A dynamic time control and synchronization mechanism is implemented in a hypervisor clock control module on each test bed machine, which enables tight control of virtual machine time using time information from the simulation. A simulator state introspection and control module, running alongside the simulator, enables extraction of time information from the simulation and control of simulation time, which is supplied to the virtual machines. This is accomplished with a small footprint and low overhead. | 08-22-2013 |
20140355454 | Communication Node Operable to Estimate Faults in an Ad Hoc Network and Method of Performing the Same - A communication node operable to estimate faults in a mobile ad hoc network and method of performing the same. In one embodiment, the communication node includes a processor and memory including computer program code configured to, with the processor, cause the communication node to monitor a set of observable parameters at the communication node, produce a fault estimate at the communication node from the set of observable parameters, and provide the fault estimate to a global fault detector at another communication node. | 12-04-2014 |
Patent application number | Description | Published |
20100138517 | SYSTEM AND METHOD FOR MULTIMEDIA CONTENT BROKERING - Disclosed herein are systems, computer-implemented methods, and tangible computer-readable media for brokering online multimedia content. The method includes receiving an online request (such as a search) for multimedia content from a user, retrieving a user profile associated with the user, locating a plurality of online multimedia providers having multimedia content satisfying the request, identifying a preferred provider from the plurality of online multimedia providers, determining information required by the preferred provider for access to the multimedia content satisfying the request, transmitting the required information from the user profile to the preferred provider in order to access the multimedia content satisfying the request, and instructing the preferred provider to transmit the multimedia content to a playback device of the user. The method can further include receiving a payment from the user for the multimedia content, and paying the fee charged by the preferred provider. | 06-03-2010 |
20110055371 | Using a Content Delivery Network for Security Monitoring - A content delivery network includes a plurality of cache servers. Each cache server is configured to receive a request for content from a client system and receive content and security data from a content server. Each cache server is further configured to provide the content to the client system and provide the security data to a monitoring system. | 03-03-2011 |
20110138467 | Method and System for Content Distribution Network Security - A content delivery system includes an upload module, a content delivery module, and a monitoring module. The upload module is configured to receive content from a content provider, detect content containing malicious software or proprietary information, and provide information about the content to a monitoring module. The content delivery module is configured to detect content containing malicious software or unauthorized changes, detect operational changes to the content delivery module, provide information about the content and the operational changes to the monitoring module, receive a request for the content from a client system, and provide the content to the client system. The monitoring module is configured to monitor a network for potentially malicious traffic, receive information from the content delivery module and the upload module, correlate the information and the potentially malicious traffic to identify a security event, and trigger a response to the security event. | 06-09-2011 |
20110145317 | DATA ROUTING IN A CONTENT DISTRIBUTION NETWORK FOR MOBILITY DELIVERY - System(s) and method(s) are provided to route data within a network of content with specific service constraints to mobile devices. A mobile network management component receives an identifier (ID) of a base station that serves a mobile device that originates a request for data, and relays the ID to a network platform that administers content. A mapping that associates one or more base stations with a deployed content node and the received ID are utilized to identify a content node to serve the request for data via the base station. The received request for data is directed to the identified content node. A service constraint configuration can be allocated for exchange of payload data between the mobile device and the network platform. For a request to consume data and a request to supply data, identified content node delivers data and receives data, respectively, in accordance with the service constraint allocation. | 06-16-2011 |
20130205392 | METHOD AND SYSTEM FOR CONTENT DISTRIBUTION NETWORK SECURITY - A content delivery system includes an upload module, a content delivery module, and a monitoring module. The upload module is configured to receive content from a content provider, detect content containing malicious software or proprietary information, and provide information about the content to a monitoring module. The content delivery module is configured to detect content containing malicious software or unauthorized changes, detect operational changes to the content delivery module, provide information about the content and the operational changes to the monitoring module, receive a request for the content from a client system, and provide the content to the client system. The monitoring module is configured to monitor a network for potentially malicious traffic, receive information from the content delivery module and the upload module, correlate the information and the potentially malicious traffic to identify a security event, and trigger a response to the security event. | 08-08-2013 |
20140046829 | Platform For Hosting Virtual Events - A platform for hosting virtual events includes a user interface module generating a user interface for accessing a virtual event; a conferencing module providing conferencing between participants of the virtual event; a virtual environment module generating a virtual environment for interaction between participants of the virtual event; and a payment processing module collecting payments from participants of the virtual event and distributing payments to an event planner. | 02-13-2014 |
20140189089 | DATA ROUTING IN A CONTENT DISTRIBUTION NETWORK FOR MOBILITY DELIVERY - System(s) and method(s) are provided to route data within a network of content with specific service constraints to mobile devices. A mobile network management component receives an identifier (ID) of a base station that serves a mobile device that originates a request for data, and relays the ID to a network platform that administers content. A mapping that associates one or more base stations with a deployed content node and the received ID are utilized to identify a content node to serve the request for data via the base station. The received request for data is directed to the identified content node. A service constraint configuration can be allocated for exchange of payload data between the mobile device and the network platform. For a request to consume data and a request to supply data, identified content node delivers data and receives data, respectively, in accordance with the service constraint allocation. | 07-03-2014 |
20150047043 | USING A CONTENT DELIVERY NETWORK FOR SECURITY MONITORING - A content delivery network includes a plurality of cache servers. Each cache server is configured to receive a request for content from a client system and receive content and security data from a content server. Each cache server is further configured to provide the content to the client system and provide the security data to a monitoring system. | 02-12-2015 |
Patent application number | Description | Published |
20090085799 | Pulse radar system - In a pulse radar system where received echo pulses are expanded in time by multiplication with sampling pulses and subsequent integration, the effect of disturbances on the integration is reduced by using a sample and hold circuit having a switch and a hold capacitor and wherein the switch is closed only when a sampling pulse is applied for the multiplication. | 04-02-2009 |
20090189800 | Pulse radar ranging system - A pulse radar ranging system having a measurement channel and a reference channel is described. In the measurement channel containing an antenna and a measurement target, the normal measurement is performed by processing an echo from the target. In the reference channel containing signal delay means, a reference echo is processed to obtain temperature compensation information. | 07-30-2009 |
20120206312 | Horn Antenna for a Radar Device - A horn antenna for a radar device comprising a metal body having a tubular hollow waveguide section opening into a hollow horn section, a dielectric filling body filling up the inner space of the horn section, and a dielectric cover, wherein the horn antenna is configured to protrude in a measurement environment, protected from highly aggressive process environments and is usable over a wide temperature range. | 08-16-2012 |
Patent application number | Description | Published |
20120129255 | FUNCTIONALIZATION OF SILK MATERIAL BY AVIDIN-BIOTIN INTERACTION - The present invention provides for compositions and methods of linking silk fibroin to active agents through the specific interaction between avidin and biotin, providing for functionalization of silk-based protein biomaterials. An avidin- or biotin-modified silk is a biomaterial platform for functionalization with a variety of correspondingly linked active agents, such as antibodies and growth factors. A variety of functionalized silk materials, such as silk hydrogel, silk micro/nanoparticles and silk films, can be prepared by the methods of the present invention. The functionalization strategies of the present invention are relatively easy, fast and feasible, and are thus useful in many biomedical applications. | 05-24-2012 |
20130039986 | Silk-Based Ionomeric Compositions - Disclosed herein are pH-dependent silk fibroin-based ionomeric compositions and colloids, and methods of making the same. The state of the silk fibroin ionomeric compositions is reversible and can transform from a gel-like colloid to a more fluid-like solution, or vice versa, upon an environmental stimulus, e.g., pH. Thus, the silk-based ionomeric compositions and colloids can be applied in various industries, ranging from electronic applications to biomedical applications, such as sensors, gel diodes, absorbent materials, drug delivery systems, tissue implants and contrast agents. | 02-14-2013 |
20130287742 | SILK FIBROIN AND POLYETHYLENE GLYCOL-BASED BIOMATERIALS - This invention relates to methods and compositions for preparation of silk-PEGs based biomaterials through crosslinking by chemically reacting active polyethylene glycols (PEGs) possessing different chemical groups (e.g., thiols and maleimides functionalized PEGs) that are additionally stabilized by the beta-sheet formation of silk fibroin. The crosslinked silk-PEGs biomaterials present strong adhesive properties, which are comparable to or better than the current leading PEG-based sealant, depending on the silk concentration in the silk-PEGs biomaterials. In addition, the silk-PEGs based biomaterials are cytocompatible, show decreased swelling behavior and longer degradation times, which make them suitable for hemostatic applications where the current available tissue sealant products can be contraindicated. | 10-31-2013 |
20140315828 | CROSS-LINKED SILK-HYALURONIC ACID COMPOSITIONS - Compositions useful as dermal fillers and methods using such compositions to treat various skin and soft tissue conditions. The dermal fillers can comprise silk attached to hyaluronic acid using for example two cross linkers and can be used to treat of facial imperfections, facial defects, facial augmentations, breast imperfections, breast augmentations or breast reconstructions. | 10-23-2014 |
20150057685 | MEDICAL DEVICE WITH ANTI ADHESIVE PROPERTY - Laminate or knitted medical devices and methods using such devices to support soft tissues and/or to reduce formation of post-operative adhesions. The medical devices can comprise a layer of a knitted silk mesh to which has been fused a water soluble or insoluble silk film or silk sponge, and/or a layer of a knitted silk mesh which was co-knitted with one, two or three layers of silk or non-silk fabric. | 02-26-2015 |
Patent application number | Description | Published |
20080312659 | PATIENT SPECIFIC ALIGNMENT GUIDE AND INTER-OPERATIVE ADJUSTMENT - A method of preparing a joint for a prosthesis in a patient. The method includes obtaining scan data associated with the joint of the patient, preparing a three-dimensional image of the joint based on the scan data, preparing a pre-operative surgical plan based on the scan data, and preparing an image of a patient-specific alignment guide, and intra-operatively modifying the surgical plan. | 12-18-2008 |
20100100102 | METHOD AND APPARATUS FOR CONSTANT FORCE TENSOR/LIGAMENT BALANCER - A tensor/ligament balancer for use in measuring a gap existing between an anatomy is provided. The tensor/ligament balancer can include a first paddle. The tensor/ligament balancer can also include a second paddle movable relative to the first paddle. The tensor/ligament balancer can further include a biasing member operable to apply a substantially constant force on the second paddle to move the second paddle relative to the first paddle. At a first position, the second paddle can be substantially adjacent to the first paddle. The second paddle can be automatically movable away from the first paddle to a second position by applying the substantially constant force to the second paddle. | 04-22-2010 |
20100160918 | Method for Performing Bone Cutting - A guide for cutting a bone comprising an anterior portion and a distal portion orientated at about a right angle to the anterior portion. The distal portion includes a guiding side, a distal surface at the guiding side, a box-cut shaped opening defined by the guiding side, a plurality of first cutting surfaces disposed at the guiding side at an acute angle relative to the distal surface of the guiding side operable to guide a cutting device to the bone to form chamfer cuts in the bone, and a second cutting surface disposed at the guiding side at least about a right angle to the distal surface operable to guide a cutting device to the bone to form a posterior cut in the bone. | 06-24-2010 |