Patent application number | Description | Published |
20110059355 | HIGH-ENERGY METAL AIR BATTERIES - Disclosed herein are embodiments of lithium/air batteries and methods of making and using the same. Certain embodiments are pouch-cell batteries encased within an oxygen-permeable membrane packaging material that is less than 2% of the total battery weight. Some embodiments include a hybrid air electrode comprising carbon and an ion insertion material, wherein the mass ratio of ion insertion material to carbon is 0.2 to 0.8. The air electrode may include hydrophobic, porous fibers. In particular embodiments, the air electrode is soaked with an electrolyte comprising one or more solvents including dimethyl ether, and the dimethyl ether subsequently is evacuated from the soaked electrode. In other embodiments, the electrolyte comprises 10-20% crown ether by weight. | 03-10-2011 |
20110059364 | AIR ELECTRODES FOR HIGH-ENERGY METAL AIR BATTERIES AND METHODS OF MAKING THE SAME - Disclosed herein are embodiments of lithium/air batteries and methods of making and using the same. Certain embodiments are pouch-cell batteries encased within an oxygen-permeable membrane packaging material that is less than 2% of the total battery weight. Some embodiments include a hybrid air electrode comprising carbon and an ion insertion material, wherein the mass ratio of ion insertion material to carbon is 0.2 to 0.8. The air electrode may include hydrophobic, porous fibers. In particular embodiments, the air electrode is soaked with an electrolyte comprising one or more solvents including dimethyl ether, and the dimethyl ether subsequently is evacuated from the soaked electrode. In other embodiments, the electrolyte comprises 10-20% crown ether by weight. | 03-10-2011 |
20110114254 | ANODES FOR LITHIUM ION BATTERIES - Methods for making composite anodes, such as macroporous composite anodes, are disclosed. Embodiments of the methods may include forming a tape from a slurry including a substrate metal precursor, an anode active material, a pore-forming agent, a binder, and a solvent. A laminated structure may be prepared from the tape and sintered to produce a porous structure, such as a macroporous structure. The macroporous structure may be heated to reduce a substrate metal precursor and/or anode active material. Macroporous composite anodes formed by some embodiments of the disclosed methods comprise a porous metal and an anode active material, wherein the anode active material is both externally and internally incorporated throughout and on the surface of the macroporous structure. | 05-19-2011 |
20110262810 | Nanocomposite Protective Coatings for Battery Anodes - Modified surfaces on metal anodes for batteries can help resist formation of malfunction-inducing surface defects. The modification can include application of a protective nanocomposite coating that can inhibit formation of surface defects. such as dendrites, on the anode during charge/discharge cycles. For example, for anodes having a metal (M′), the protective coating can be characterized by products of chemical or electrochemical dissociation of a nanocomposite containing a polymer and an exfoliated compound (M | 10-27-2011 |
20120178001 | Graphene-based Battery Electrodes Having Continuous Flow Paths - Some batteries can exhibit greatly improved performance by utilizing electrodes having randomly arranged graphene nanosheets forming a network of channels defining continuous flow paths through the electrode. The network of channels can provide a diffusion pathway for the liquid electrolyte and/or for reactant gases. Metal-air batteries can benefit from such electrodes. In particular Li-air batteries show extremely high capacities, wherein the network of channels allow oxygen to diffuse through the electrode and mesopores in the electrode can store discharge products. | 07-12-2012 |
20120180945 | AIR ELECTRODES FOR HIGH-ENERGY METAL AIR BATTERIES AND METHODS OF MAKING THE SAME - Disclosed herein are embodiments of lithium/air batteries and methods of making and using the same. Certain embodiments are pouch-cell batteries encased within an oxygen-permeable membrane packaging material that is less than 2% of the total battery weight. Some embodiments include a hybrid air electrode comprising carbon and an ion insertion material, wherein the mass ratio of ion insertion material to carbon is 0.2 to 0.8. The air electrode may include hydrophobic, porous fibers. In particular embodiments, the air electrode is soaked with an electrolyte comprising one or more solvents including dimethyl ether, and the dimethyl ether subsequently is evacuated from the soaked electrode. In other embodiments, the electrolyte comprises 10-20% crown ether by weight. | 07-19-2012 |
20130040197 | Polymer-Sulfur Composite Materials for Electrodes in Li-S Energy Storage Devices - Composite materials containing sulfurized polymers and sulfur-containing particles can be used in lithium-sulfur energy storage devices as a positive electrode. The composite material exhibits relatively high capacity retention and high charge/discharge cycle stability. In one particular instance, the composite comprises a sulfurized polymer having chains that are cross-linked through sulfur bonds. The polymer provides a matrix in which sulfide and/or polysulfide intermediates formed during electrochemical charge-discharge processes of sulfur can be confined through chemical bonds and not mere physical confinement or sorption. | 02-14-2013 |
20130040204 | Functional Nanocomposite Materials, Electrodes, and Energy Storage Systems - Particular functional nanocomposite materials can be employed as electrodes and/or as electrodes in energy storage systems to improve performance. In one example, the nanocomposite material is characterized by nanoparticles having a high-capacity active material, a core particle having a comminution material, and a thin electronically conductive coating having an electronically conductive material. The nanoparticles are fixed between the core particle and the conductive coating. The comminution material has a Mohs hardness that is greater than that of the active material. The core particle has a diameter less than 5000 nm and the nanoparticles have diameters less than 500 nm. | 02-14-2013 |
20130202920 | Dendrite-Inhibiting Salts in Electrolytes of Energy Storage Devices - The performance and the lifetime of energy storage devices can be hindered by the growth of metal dendrites during operation. Electrolytes having dendrite-inhibiting additives can result in significant improvement. In particular, energy storage devices having an electrode containing a metallic element, M1 can be characterized by a non-aqueous, liquid electrolyte having a first salt and a dendrite-inhibiting salt. The first salt can have a cation of M1 and the dendrite-inhibiting salt can have a cation of metallic element, M2, wherein the cation of M2 has an ionic size greater than, or equal to, the cation of M1. | 08-08-2013 |
20130260204 | Energy Storage Systems Having an Electrode Comprising LixSy - Improved lithium-sulfur energy storage systems can utilizes Li | 10-03-2013 |
20130273443 | HIGH-ENERGY METAL AIR BATTERIES - Disclosed herein are embodiments of lithium/air batteries and methods of making and using the same. Certain embodiments are pouch-cell batteries encased within an oxygen-permeable membrane packaging material that is less than 2% of the total battery weight. Some embodiments include a hybrid air electrode comprising carbon and an ion insertion material, wherein the mass ratio of ion insertion material to carbon is 0.2 to 0.8. The air electrode may include hydrophobic, porous fibers. In particular embodiments, the air electrode is soaked with an electrolyte comprising one or more solvents including dimethyl ether, and the dimethyl ether subsequently is evacuated from the soaked electrode. In other embodiments, the electrolyte comprises 10-20% crown ether by weight. | 10-17-2013 |
20130344354 | Hybrid Anodes for Energy Storage Devices - Energy storage devices having hybrid anodes can address at least the problems of active material consumption and anode passivation that can be characteristic of traditional batteries. The energy storage devices each have a cathode separated from the hybrid anode by a separator. The hybrid anode includes a carbon electrode connected to a metal electrode, thereby resulting in an equipotential between the carbon and metal electrodes. | 12-26-2013 |
20140113203 | ELECTROLYTE ADDITIVES FOR LITHIUM ION BATTERY AND LITHIUM ION BATTERY CONTAINING SAME - Electrolyte additives are described that enhance cycling stability of electrolytes and lithium composite electrodes that prolong cycling lifetimes and improve electrochemical performance of lithium ion batteries. The electrolyte additives minimize voltage fading and capacity fading observed in these batteries by reducing accumulation of passivation films on the electrode surface. | 04-24-2014 |
20140141291 | Hybrid Anodes for Redox Flow Batteries - RFBs having solid hybrid electrodes can address at least the problems of active material consumption, electrode passivation, and metal electrode dendrite growth that can be characteristic of traditional batteries, especially those operating at high current densities. The RFBs each have a first half cell containing a first redox couple dissolved in a solution or contained in a suspension. The solution or suspension can flow from a reservoir to the first half cell. A second half cell contains the solid hybrid electrode, which has a first electrode connected to a second electrode, thereby resulting in an equipotential between the first and second electrodes. The first and second half cells are separated by a separator or membrane. | 05-22-2014 |
20140199596 | Sodium-Based Energy Storage Device Based on Surface-Driven Reactions - The performance of sodium-based energy storage devices can be improved according to methods and devices based on surface-driven reactions between sodium ions and functional groups attached to surfaces of the cathode. The cathode substrate, which includes a conductive material, can provide high electron conductivity while the surface functional groups can provide reaction sites to store sodium ions. During discharge cycles, sodium ions will bind to the surface functional groups. During charge cycles, the sodium ions will be released from the surface functional groups. The surface-driven reactions are preferred compared to intercalation reactions. | 07-17-2014 |
20140295298 | Graphene-based Battery Electrodes Having Continuous Flow Paths - Some batteries can exhibit greatly improved performance by utilizing electrodes having randomly arranged graphene nanosheets forming a network of channels defining continuous flow paths through the electrode. The network of channels can provide a diffusion pathway for the liquid electrolyte and/or for reactant gases. Metal-air batteries can benefit from such electrodes. In particular Li-air batteries show extremely high capacities, wherein the network of channels allow oxygen to diffuse through the electrode and mesopores in the electrode can store discharge products. | 10-02-2014 |
20150063072 | INJECTABLE ACOUSTIC TRANSMISSION DEVICES AND PROCESS FOR MAKING AND USING SAME - Injectable acoustic tags and a process of making are described for tracking host animals in up to three dimensions. The injectable acoustic tags reduce adverse biological effects and have a reduced cost of manufacture compared with conventional surgically implanted tags. The injectable tags are powered by a single power source with a lifetime of greater than 30 days. The injectable tags have an enhanced acoustic signal transmission range that enhances detection probability for tracking of host animals. | 03-05-2015 |
Patent application number | Description | Published |
20090110042 | Determining a bit error rate (BER) using interpolation and superposition - In one embodiment, the present invention includes a method for receiving a jitter profile and a step response of a channel coupled between a transmitter and a receiver and a bit pattern to be transmitted, transmitting the bit pattern along the channel from the transmitter to the receiver with the jitter profile and the step response, receiving the bit pattern at the receiver and converting the bit pattern to a data stream by interpolating the step response according to a jitter of a current bit to obtain a jittery step response, superposing the jittery step response onto the data stream, calculating the jitter at each transition bit of the bit pattern by determining a time difference between actual and ideal crossing points, incrementing a jitter distribution function with the jitter, and generating a timing curve for the channel using the jitter distribution function. Other embodiments are described and claimed. | 04-30-2009 |
20140140027 | INTERCONNECT ARRANGEMENT FOR HEXAGONAL ATTACHMENT CONFIGURATIONS - The present description relates to the field of fabricating microelectronic devices, wherein a microelectronic device may have a hexagonal confirmation for signal nodes and ground nodes which utilizes the cross-talk reduction by cancellation property of geometrically symmetry and orthogonality to reduce signal node to ground node ratio for increasing signaling density. | 05-22-2014 |
20140162498 | IMPROVING SIGNALING PERFORMANCE IN CONNECTOR DESIGN - Apparatus and methods of arranging ground pins and signal pins in a card connector includes arranging a signal pins and ground pins in a card connector into at least six (6) columns divided between a primary side and a secondary side of the connector. | 06-12-2014 |
20140174812 | Method and Apparatus for Far End Crosstalk Reduction in Single Ended Signaling - A method of reducing crosstalk. The method may include forming a first contact over a first vertical conductor. The method may include forming a second contact over a second vertical conductor. The method may include forming a third contact over a third vertical conductor. The method may include forming a capacitive coupler between the first contact, the second contact, and the third contact, wherein the capacitive coupler is to cancel crosstalk received at the second vertical conductor and third vertical conductor from the first vertical conductor. | 06-26-2014 |
20140179162 | Apparatus for Differential Far-End Crosstalk Reduction - A method of reducing crosstalk. The method may include forming a first contact over a first vertical conductor. The method may include forming a second contact over a second vertical conductor. The method may include forming a capacitive coupler between the first contact and the second contact, wherein the capacitive coupler is to cancel crosstalk received at the second vertical conductor from the first vertical conductor. | 06-26-2014 |
20140266490 | ROUTING OF DUAL STRIP LINES TO REDUCE CROSSTALK - A signal line design is described herein. A circuit board may include a first signal line and a second signal line. The first signal line includes a pair of signal lines at a first depth of a section of a circuit board, wherein a centerline extends lengthwise between the pair of signal lines. The second signal line is disposed at a second depth of the circuit board. The second signal line includes a first segment that runs parallel to the first signal line at a first displacement from the center line. The second signal line includes a second segment that runs parallel to the first signal line on the other side of the center line at a second displacement distance from the center line. | 09-18-2014 |
20140266516 | DIFFERENTIAL PASSIVE EQUALIZER - Disclosed in the present specification is a circuit board. The circuit board includes a first reference plane and a second reference plane, wherein the second reference plane includes a defected ground structure. The circuit board also includes a signal trace coupled to a signal via, wherein the signal trace is disposed above the first reference plane. The circuit board additionally includes a spiral inductor positioned adjacent to the defected ground structure, wherein the spiral inductor is coupled to the signal via. | 09-18-2014 |
20150085458 | Reducing Far End Crosstalk in Single Ended Interconnects and Buses - Inductive coupling arising between adjacent vias in interconnect technologies (commonly associated with printed circuit boards or package) can be combatted through the addition of metal plates to vias. The plates generate capacitive coupling that can compensate for the inductive crosstalk normally generated between vias in printed circuit boards or packages. When the added plates of two neighboring vias overlap with each other, a capacitive coupling is generated. By balancing the inductive coupling with capacitive coupling, an effective reduction of far end crosstalk may be obtained. | 03-26-2015 |
20150130553 | CROSSTALK REDUCTION IN SIGNAL LINES BY CROSSTALK INTRODUCTION - A circuit component is described herein. The circuit component includes a first signal line to propagate in a first direction and a second signal line to propagate a second direction. The circuit component includes a region to introduce crosstalk within the region that reduces another crosstalk generated at a location remote from the region based on a change in propagation direction of the first signal line and second signal line. | 05-14-2015 |
20150180459 | APPARATUS AND METHOD TO ACHIEVE CPAD MITIGATION EFFECTS - An apparatus is configured to achieve Cpad mitigation effects. The apparatus may include a switch coupled to a current source with first and second states. The apparatus may also include a pad coupled to the switch and having a pad capacitance that charges and discharges based on changes between the first and second switch states. The apparatus may further include a resistor coupled to the switch and the pad, and the resistor is configured to be modulated to reduce the charging or discharging time of the pad. | 06-25-2015 |
20150188732 | EQUALIZATION FOR HIGH SPEED INPUT/OUTPUT (I/O) LINK - Described are systems and apparatuses to mitigate the timing margin loss caused by inter-symbol interference (ISI) in high speed input/output (I/O) interfaces. Data dependent jitter (DDJ) compensation techniques that may be utilized in the transmission or receiving circuitry of the I/O interface, including capturing bit data values of a data signal prior to an identified data transition, and delaying/advancing the transmission/reception the data signal or a corresponding clock signal based on these bit data values. | 07-02-2015 |
Patent application number | Description | Published |
20090222544 | FRAMEWORK FOR JOINT ANALYSIS AND DESIGN OF SERVER PROVISIONING AND LOAD DISPATCHING FOR CONNECTION-INTENSIVE SERVER - The claimed subject matter provides a system and/or a method that facilitates managing a number of active servers in a cluster. A forecast component can predict at least one of login rate or number of connections in the cluster at a future time. A dynamic load analysis component can evaluate dynamic behaviors in login rate and number of connections in the cluster as a result of load dispatching. Moreover, a provisioning component can determine a number of servers in the cluster needed based at least in part on the prediction and dynamic behavior analysis. In addition, the provisioning component can include an additional margin in the number of servers needed in accordance with multiplicative factors. | 09-03-2009 |
20090222562 | LOAD SKEWING FOR POWER-AWARE SERVER PROVISIONING - The claimed subject matter provides a system and/or a method facilitates energy-aware connection distribution among a plurality of servers in a cluster. A set of busy servers in the cluster can be provided that each handle a high number of connections. In addition, a set of tail servers in the cluster can be managed that each maintain a low number of connections. A load skewing component gives priority to at least a subset of the set of busy servers when dispatching new connection requests from a plurality of users. In addition, the load skewing component controls the number of tail servers to maintain a sufficient number for energy-aware operation. | 09-03-2009 |
20110231348 | Regularized Dual Averaging Method for Stochastic and Online Learning - Described is a technology by which a learned mechanism is developed by solving a minimization problem by using regularized dual averaging methods to provide regularized stochastic learning and online optimization. An objective function sums a loss function of the learning task and a regularization term. The regularized dual averaging methods exploit the regularization structure in an online learning environment, in a manner that obtains desired regularization effects, e.g., sparsity under L1-regularization. | 09-22-2011 |
20120166366 | HIERARCHICAL CLASSIFICATION SYSTEM - The claimed subject matter provides a method for hierarchical classification. The method includes receiving a hierarchical structure with a first level comprising a parent node and a sibling node. The structure also includes a second level comprising two child nodes. The method further includes receiving training examples. Each training example may be associated with a class of the parent node, the sibling node, or the two child nodes. The method also includes generating a first classifier for the first level. The first classifier includes a first hyperplane distinguishing the parent and sibling nodes. A first vector is normal to the first hyperplane. Additionally, the method includes generating a second classifier for the second level. The second classifier includes a second hyperplane distinguishing the two child nodes. A second vector is normal to the second hyperplane. An orthogonality of the second vector in relation to the first vector is maximized. | 06-28-2012 |
Patent application number | Description | Published |
20110022434 | Method for evaluating operational and financial performance for dispatchers using after the fact analysis - A method is provided for evaluating operational and financial performance for dispatchers in power grid control centers associated with utility systems. A comprehensive operating plan is provided that applies after the fact analysis for performance metrics, root-cause impacts and process re-engineering. after the fact analysis of past events and practices is performed. Actual system and resource conditions are captured. the system and resource conditions are supplied to a relational database. A scheduler engine receives the actual system and resource conditions from the relational database and processes it to calculate system performance. At least one of the following is displayed, transmission evaluation application displays, reference and scenario cases and associations between them, results presented with a graphical or tabular displays, comparison results between scenario cases and a reference case, a family of curves where each curve is a performance metric, comparison of scenario input data, study results and statistical analysis and historical data. | 01-27-2011 |
20110029147 | Multi-interval dispatch method for enabling dispatchers in power grid control centers to manage changes - A method is provided that enables dispatchers in power grid control centers to manage changes by applying multi-interval dispatch. A multi-stage resource scheduling engine and a comprehensive operating plan are used. Multiple system parameter scenarios are coordinated. | 02-03-2011 |
20110055287 | System tools for evaluating operational and financial performance from dispatchers using after the fact analysis - A decision-support tool is provided to evaluate operational and financial performance for dispatchers in power grid control centers associated with utility systems. A scheduler engine is coupled to a comprehensive operating plan that applies after the fact analysis for performance metrics, root-cause impacts and process re-engineering. A relational database is coupled to a data archiver that captures actual system and resource conditions and then supplies the system and resource conditions to the relational database. The scheduler engine receives the actual system and resource conditions from the relational database and processes it to calculate system performance. A user interface is configured to display at least one of, transmission evaluation application displays, reference and scenario cases and associations between them, results presented with a graphical or tabular displays, comparison results between scenario cases and a reference case, a family of curves where each curve is a performance metric, comparison of scenario input data, study results and statistical analysis and historical data. | 03-03-2011 |
20110071693 | Multi-interval dispatch system tools for enabling dispatchers in power grid control centers to manage changes - A system tool that provides dispatchers in power grid control centers with a capability to manage changes. Included is a user interface and a plurality of scheduler engines. Each scheduler engine is configured to look ahead at different time frames to forecast system conditions and alter generation patterns within the different time frames. A comprehensive operating plan holds schedules generated by the plurality of scheduler engines. A relational database is coupled to the comprehensive operating plan. Input data is initially received from the relational database for each scheduling engine, and thereafter the relational database receives data from the scheduling engines relative to forecast system conditions. | 03-24-2011 |
20150142499 | MULTI-INTERVAL DISPATCH SYSTEM TOOLS FOR ENABLING DISPATCHERS IN POWER GRID CONTROL CENTERS TO MANAGE CHANGES - A system tool that provides dispatchers in power grid control centers with a capability to manage changes. Included is a user interface and a plurality of scheduler engines. Each scheduler engine is configured to look ahead at different time frames to forecast system conditions and alter generation patterns within the different time frames. A comprehensive operating plan holds schedules generated by the plurality of scheduler engines. A relational database is coupled to the comprehensive operating plan. Input data is initially received from the relational database for each scheduling engine, and thereafter the relational database receives data from the scheduling engines relative to forecast system conditions. | 05-21-2015 |
Patent application number | Description | Published |
20140279955 | OBJECT STORE MANAGEMENT OPERATIONS WITHIN COMPUTE-CENTRIC OBJECT STORES - Object store management operations within compute-centric object stores are provided herein. An exemplary method may include transforming an object storage dump into an object store table by a table generator container, wherein the object storage dump includes at least objects within an object store that are marked for deletion, transmitting records for objects from the object store table to reducer containers, such that each reducer container receives object records for at least one object, the object records comprising all object records for the at least one object, generating a set of cleanup tasks by the reducer containers, and executing the cleanup tasks by a cleanup agents. | 09-18-2014 |
20140280198 | OBJECT STORE MANAGEMENT OPERATIONS WITHIN COMPUTE-CENTRIC OBJECT STORES - Object store management operations within compute-centric object stores are provided herein. An exemplary method may include transforming an object storage dump into an object store table by a table generator container, wherein the object storage dump includes at least objects within an object store that are marked for deletion, transmitting records for objects from the object store table to reducer containers, such that each reducer container receives object records for at least one object, the object records comprising all object records for the at least one object, generating a set of cleanup tasks by the reducer containers, and executing the cleanup tasks by a cleanup agents. | 09-18-2014 |
20140282512 | ZONE MANAGEMENT OF COMPUTE-CENTRIC OBJECT STORES - Zone management of compute-based object stores is provided herein. An exemplary method may include assigning a virtual operating system container from the reserve zone pool to a task group, the task group including a set of tasks for a phase of a first request, and executing the set of tasks within the assigned virtual operating system container. | 09-18-2014 |
20140282513 | INSTRUCTION SET ARCHITECTURE FOR COMPUTE-BASED OBJECT STORES - Instruction set architectures for compute-centric object stores. An exemplary method may include receiving a request from a user, the request identifying parameters of a compute operation that is to be executed against one or more objects in a distributed object store, generating a set of tasks from the request that comprise instructions for a daemon, locating the one or more objects within the distributed object store, the one or more objects being stored on a physical node. The method includes providing the set of tasks to a daemon, the daemon controlling execution of the compute operation by a virtual operating system container based upon the set of tasks, and storing an output of the virtual operating system container in the distributed object store. | 09-18-2014 |
20150199372 | OBJECT STORE MANAGEMENT OPERATIONS WITHIN COMPUTE-CENTRIC OBJECT STORES - Object store management operations within compute-centric object stores are provided herein. An exemplary method may include transforming an object storage dump into an object store table by a table generator container, wherein the object storage dump includes at least objects within an object store that are marked for deletion, transmitting records for objects from the object store table to reducer containers, such that each reducer container receives object records for at least one object, the object records comprising all object records for the at least one object, generating a set of cleanup tasks by the reducer containers, and executing the cleanup tasks by a cleanup agents. | 07-16-2015 |