Patent application number | Description | Published |
20140153380 | DATA COMMUNICATION SYSTEMS AND METHODS FOR LOCOMOTIVE CONSISTS - A method for controlling data communication among two or more of access points within a locomotive consist is disclosed. The method may include selecting, from among the two or more access points, a first access point to output a synchronization signal. The method may also include outputting the synchronization signal from the first access point to the remaining one or more access points, wherein the synchronization signal may be used to synchronize data communication among the two or more access points. | 06-05-2014 |
20140153404 | MULTIPLE LINE COMMUNICATIONS FOR LOCOMOTIVE CONSIST - A method for controlling data communication within a locomotive consist is disclosed. The method may include monitoring an effect of a first interference generated by a first pair of wires on a second pair of wires during a communication. The method may also include monitoring an effect of a second interference generated by the second pair of wires on the first pair of wires during the communication. The method may further include dividing data packets to he sent from the first access point to the second access point such that a first subset of the data packets are designated for the first pair of wires and a second subset of the data packets are designated for the second pair of wires and modifying the first subset of the data packets to reduce the effect of the first interference. | 06-05-2014 |
20140153411 | TRANSMISSION SPECTRUM SELECTION FOR LOCOMOTIVE CONSIST COMMUNICATIONS - A method for transmitting data between access points in a locomotive consist is disclosed. The method may include determining, at a sending access point, the number of locomotives across which a communication signal will be sent. The method may also include selecting, based on the number of determined locomotives, a first transmission spectrum from among one or more transmission spectrums. The method may further include equalizing the communication signal using the selected first transmission spectrum and sending the equalized communication signal to a receiving access point. | 06-05-2014 |
20140153412 | RELIABLE DATA TRANSFER FOR LOCOMOTIVE CONSIST COMMUNICATIONS - A method for controlling data communication within a locomotive consist is disclosed. The method may include receiving, at a first access point, a first set of data packets that represent a communication sent from a second access point via a first set of wires. The method may also include receiving, at the first access point, a second set of data packets that represent the same communication sent from the second access point via a second set of wires. Further, the method may include processing the first set of data packets and the second set of data packets to create a resultant set of data packets and generating, at the first access point, a communication related to operating the locomotive based on the resultant data packets. | 06-05-2014 |
20140153414 | SELECTIVE ROUTING OF COMMUNICATIONS IN LOCOMOTIVE CONSIST - A method for routing data between access points in a locomotive consist including at least three locomotives is disclosed. The method may include monitoring at least one characteristic of a first data transmission between a first access point in a first locomotive and a third access point in a third locomotive. The method may also include determining, based on the monitored characteristic, whether to route a second data transmission from the first access point to the third access point through a second access point in a second locomotive that is physically disposed between the first locomotive and the third locomotive. | 06-05-2014 |
20150057846 | SYSTEM AND METHOD FOR DETERMINING COMMUNICATION PATHS IN A TRAINLINE COMMUNICATION NETWORK - A system for determining communication paths in a trainline communication network utilized by a consist has a processor configured to determine direct data transmission metrics for one locomotive of the consist. The processor receives direct data transmission metrics for the remaining locomotives of the consist and determines indirect data transmission estimates for the one locomotive based on the received direct data transmission metrics. The processor determines communication paths for the one locomotive by comparing the direct data transmission metrics for the one locomotive to the indirect data transmission estimates for the one locomotive. | 02-26-2015 |
Patent application number | Description | Published |
20090078568 | ON-DEMAND HYDROGEN GAS GENERATION DEVICE HAVING GAS MANAGEMENT SYSTEM - The present disclosure generally relates to an on-demand hydrogen gas generation device, suitable for use in a fuel cell, which utilizes water electrolysis, and more particularly galvanic cell corrosion, and/or a chemical hydride reaction, to produce hydrogen gas. The present disclosure additionally relates to such a device that comprises a switching mechanism that has an electrical current passing therethrough and that repeatedly and reversibly moves between a first position and a second position when exposed to pressure differential resulting from hydrogen gas generation, in order to (1) alter the rate at which hydrogen gas is generated, such that hydrogen gas is generated on an as-needed basis for a fuel cell connected thereto, and/or (2) ensure a substantially constant flow of hydrogen gas is released therefrom. The present disclosure additionally or alternatively relates to such an on-demand hydrogen gas generation device that comprises a gas management system designed to maximize the release or evolution of hydrogen gas, and in particular dry hydrogen gas, therefrom once it has been formed, thus maximizing hydrogen gas output. The present disclosure is still further directed to a fuel cell comprising such an on-demand hydrogen gas generation device, and in particular a fuel cell designed for small-scale applications. | 03-26-2009 |
20090081497 | ON-DEMAND HIGH ENERGY DENSITY HYDROGEN GAS GENERATION DEVICE - The present disclosure generally relates to an on-demand hydrogen gas generation device, suitable for use in a fuel cell, which utilizes water electrolysis, and more particularly galvanic cell corrosion, and/or a chemical hydride reaction, to produce hydrogen gas. The present disclosure additionally relates to such a device that comprises a switching mechanism that has an electrical current passing therethrough and that repeatedly and reversibly moves between a first position and a second position when exposed to pressure differential resulting from hydrogen gas generation, in order to (1) alter the rate at which hydrogen gas is generated, such that hydrogen gas is generated on an as-needed basis for a fuel cell connected thereto, and/or (2) ensure a substantially constant flow of hydrogen gas is released therefrom. The present disclosure additionally or alternatively relates to such an on-demand hydrogen gas generation device that comprises a gas management system designed to maximize the release or evolution of hydrogen gas, and in particular dry hydrogen gas, therefrom once it has been formed, thus maximizing hydrogen gas output. The present disclosure is still further directed to a fuel cell comprising such an on-demand hydrogen gas generation device, and in particular a fuel cell designed for small-scale applications. | 03-26-2009 |
20090081501 | ON-DEMAND HYDROGEN GAS GENERATION DEVICE - The present disclosure generally relates to an on-demand hydrogen gas generation device, suitable for use in a fuel cell, which utilizes water electrolysis, and more particularly galvanic cell corrosion, and/or a chemical hydride reaction, to produce hydrogen gas. The present disclosure additionally relates to such a device that comprises a switching mechanism that has an electrical current passing therethrough and that repeatedly and reversibly moves between a first position and a second position when exposed to pressure differential resulting from hydrogen gas generation, in order to (1) alter the rate at which hydrogen gas is generated, such that hydrogen gas is generated on an as-needed basis for a fuel cell connected thereto, and/or (2) ensure a substantially constant flow of hydrogen gas is released therefrom. The present disclosure additionally or alternatively relates to such an on-demand hydrogen gas generation device that comprises a gas management system designed to maximize the release or evolution of hydrogen gas, and in particular dry hydrogen gas, therefrom once it has been formed, thus maximizing hydrogen gas output. The present disclosure is still further directed to a fuel cell comprising such an on-demand hydrogen gas generation device, and in particular a fuel cell designed for small-scale applications. | 03-26-2009 |
Patent application number | Description | Published |
20140052825 | ENHANCEMENT OF UPLOAD AND/OR DOWNLOAD PERFORMANCE BASED ON CLIENT AND/OR SERVER FEEDBACK INFORMATION - Systems and methods for providing enhancement of upload and/or download performance based on client and/or server feedback information are disclosed. In an embodiment, the disclosed method detects that a data transfer event is about to occur and based on a set of characteristics associated with the data transfer event, selects a host from a group of hosts as a pathway for transferring data associated with the data transfer event to optimize data transfer performance. The group of hosts can include a server providing cloud-based collaboration and/or storage services, one or more content delivery network servers and/or geographically distributed edge servers. | 02-20-2014 |
20140317176 | ENHANCEMENT OF UPLOAD AND/OR DOWNLOAD PERFORMANCE BASED ON CLIENT AND/OR SERVER FEEDBACK INFORMATION - Systems and methods for providing enhancement of upload and/or download performance based on client and/or server feedback information are disclosed. In one embodiment, the disclosed method optimizes upload performance by performing an upload speed test to measure an upload speed associated with each of multiple servers. The method detects a user request to upload a file from a client device to a host server. Based on results from the upload speed test, the method selects one of the multiple servers to upload the file. The multiple servers can include host servers providing cloud-based collaboration and/or storage services, one or more content delivery network servers and/or geographically distributed edge servers. | 10-23-2014 |
20150039556 | SCALABILITY IMPROVEMENT IN A SYSTEM WHICH INCREMENTALLY UPDATES CLIENTS WITH EVENTS THAT OCCURRED IN A CLOUD-BASED COLLABORATION PLATFORM - Techniques are disclosed for improving scalability in a system which incrementally updates remote clients with events that occurred in a cloud-enabled platform. In one embodiment, a method comprises, in response to an action from a user in the cloud-enabled platform, determining a list of events to update one or more collaborators of the user about the action. The method further comprises separating the list of events into a plurality of sub-lists of events such that each sub-list of events can be stored in a database within a designated amount of time, and further comprises storing the plurality of sub-lists of events into the database to be read by the one or more collaborators. Among other advantages, embodiments disclosed herein provide enhancement in scalability, robustness and availability for cloud-based collaboration platforms with large numbers of collaborators by incorporating mechanisms to divide-and-conquer the workload of event updates in such platforms. | 02-05-2015 |