Patents by Inventor Wei-Peng Chen
Wei-Peng Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9225171Abstract: Some embodiments determine, for electric vehicles within an electricity distribution network, optimal recharging schedules based on customer requirements. Some embodiments adjust the optimal recharging schedules to ensure that components of the electricity distribution network operate within their rated limits based on a node sensitivity approach.Type: GrantFiled: March 30, 2012Date of Patent: December 29, 2015Assignee: Fujitsu LimitedInventors: Wei-Peng Chen, Mostafa Majidpour
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Patent number: 9212933Abstract: An electricity monitoring system of monitoring electricity usage within a unit. The electricity monitoring system may include a transceiver module configured to receive an electricity usage report from a smart device associated with a unit. The electricity usage report may indicate electricity usage for the smart device. The electricity monitoring system may also include a determination module configured to generate a unit electricity usage report for the unit based on the received electricity usage report. The unit electricity usage report may indicate electricity usage for the unit. The transceiver module may be further configured to transmit the unit electricity usage report to a provider of electricity for the unit.Type: GrantFiled: June 13, 2012Date of Patent: December 15, 2015Assignee: FUJITSU LIMITEDInventors: Jorjeta G. Jetcheva, Wei-Peng Chen
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Publication number: 20150324817Abstract: A method of demand response (DR) event issue assessment is described. The method may include receiving parameters that may include one or more of contractual parameters, ambient condition data, historical data, and energy price data. The method may include predicting a customer demand and a customer energy curtailment based on one or more of the parameters. The method may further include calculating a customer participation likelihood based on one or more of the parameters. The method may include determining a price threshold based on one or more of the parameters, the customer energy curtailment, the customer demand, and the customer participation likelihood. The price threshold may represent an energy price at which issuing a DR event is more profitable than not issuing the DR event.Type: ApplicationFiled: May 12, 2014Publication date: November 12, 2015Applicant: FUJITSU LIMITEDInventors: Wei-Peng CHEN, Sanam MIRZAZAD BARIJOUGH
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Publication number: 20150319706Abstract: A method, in accordance with particular embodiments, includes establishing a plurality of wireless connections with a plurality of endpoints. The connections are established via one or more of a plurality of remote transceivers. The method also includes determining a plurality of candidates for a positive power gain. The plurality of candidates includes a plurality of unique pairings, each pairing comprising a combination of one endpoint and one remote transceiver. The method additional includes identifying a subset of the plurality of candidates. The method further includes determining whether the identified subset results in an optimum power distribution. If the identified subset results in a less than optimum power distribution, the method includes identifying a different subset of candidates. If the identified subset results in an optimum power distribution, the method includes computing a non-uniform power distribution based on the identified subset.Type: ApplicationFiled: February 28, 2011Publication date: November 5, 2015Applicant: FUJITSU LIMITEDInventor: Wei-Peng Chen
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Patent number: 9178575Abstract: In accordance with particular embodiments, a method for adjusting power distribution includes establishing a connection between a base station and a plurality of remote transceivers. The method also includes establishing a plurality of wireless connections with a plurality of endpoints via one or more of the plurality of remote transceivers. The method further includes determining a plurality of signal quality indications. Each signal quality indication is associated with a different one of a plurality of unique endpoint-remote transceiver pairs. The method additionally includes determining a power distribution for the plurality of remote transceivers based on the plurality of signal quality indications and an optimization equation. The optimization equation is configured to optimize a data throughput associated with the plurality of wireless connections by determining a power gain for each of the wireless connections.Type: GrantFiled: November 30, 2010Date of Patent: November 3, 2015Assignee: Fujitsu LimitedInventors: Wei-Peng Chen, Chenxi Zhu, Takao Naito
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Patent number: 9171108Abstract: A system for deploying solar panels may include a classification module configured to receive an image of a structure with a roof and to classify portions of the image that include portions of the roof as roof image segments. The system may also include an identification module configured to identify a property of the roof based at least in part on the roof image segments and a configuration module configured to determine a configuration of one or more solar panels for placement on the roof based on the identified property of the roof.Type: GrantFiled: August 31, 2012Date of Patent: October 27, 2015Assignee: FUJITSU LIMITEDInventors: Wei-Peng Chen, Chetan Ramaiah
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Patent number: 9154193Abstract: A method for adjusting power distribution that includes establishing a connection between a base station and a plurality of remote transceivers. The method also includes establishing a plurality of wireless connections with a plurality of endpoints via one or more of the plurality of remote transceivers. The method further includes receiving a signal quality indication from each of the plurality of remote transceivers for any endpoint for which the remote transceiver is able to receive a wireless communication. The method additionally includes determining a power distribution for the plurality of remote transceivers based on the received signal quality indication from each of the remote transceivers. The method also includes transmitting a control signal to the plurality of remote transceivers. The control signal comprises the power distribution and is indicative of the amount of power each remote transceiver is to use for each endpoint when transmitting wireless communications.Type: GrantFiled: October 21, 2010Date of Patent: October 6, 2015Assignee: Fujitsu LimitedInventors: Wei-Peng Chen, Chenxi Zhu, Takao Naito
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Patent number: 9148375Abstract: A method comprising establishing a wireless link with at least one endpoint. The wireless link includes at least one connection. The method also includes receiving a mobility indication indicative of a rate of travel of the endpoint. The method further include dynamically selecting at least one parameter for the wireless link based on the received mobility indication.Type: GrantFiled: March 15, 2010Date of Patent: September 29, 2015Assignee: Fujitsu LimitedInventors: Vishwanath Ramamurthi, Wei-Peng Chen
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Patent number: 9143991Abstract: In an embodiment, a method is provided that includes receiving a handover request for a mobile station to be handed over to a macro base station. Identification information for the mobile station is received. The identification of the mobile station is compared with stored association information that includes identification information of a femto base station, and identification information for a particular mobile station. The method further includes identifying that the mobile station identification information matches the identification information for an associated mobile station using the stored association information. The information regarding the associated femto base station is transmitted to the associated mobile station.Type: GrantFiled: February 10, 2009Date of Patent: September 22, 2015Assignee: Fujitsu LimitedInventors: Wei-Peng Chen, Chenxi Zhu, Yuji Kojima
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Patent number: 9107126Abstract: According to an aspect of an embodiment, a base station includes a first interface, a second interface, a third interface, and an allocator. The first interface communicates with a plurality of terminals via a licensed radio spectrum. The second interface communicates with the plurality of terminals via an unlicensed radio spectrum. The third interface receives from a central controller a licensed radio spectrum assignment including a set of assigned physical resource blocks associated with the licensed radio spectrum. The allocator allocates unlicensed radio spectrum resources and the physical resource blocks among the plurality of terminals.Type: GrantFiled: April 13, 2013Date of Patent: August 11, 2015Assignee: FUJITSU LIMITEDInventors: Ahmed Ragab Elsherif, Wei-Peng Chen
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Publication number: 20150213466Abstract: An example embodiment includes a method of predicting demand response event profitability. The method includes determining demand flexibility uncertainty for multiple sites based on historical data pertaining to demand flexibilities of the sites. The method also includes clustering the plurality of sites into one or more groups based on the demand flexibility uncertainty. The method also includes solving one or more group-specific formulations for group-specific parameters that result in a specific profitability outcome. The one or more group-specific formulations are associated with the one or more groups. The method also includes predicting a demand response (DR) event profitability based on the group-specific parameters. The method further includes determining one or more system parameters that result in a profitable DR event based on the group-specific parameters.Type: ApplicationFiled: January 24, 2014Publication date: July 30, 2015Applicant: FUJITSU LIMITEDInventors: Sanam MIRZAZAD BARIJOUGH, Wei-Peng CHEN
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Publication number: 20150206084Abstract: A method of residential or small and medium business (SMB) demand response (DR) coordination may include receiving a DR event notification from a DR server. The DR event notification may include DR event information pertaining to a DR event and curtailment information. The method may also include communicating a notification acknowledgement to the DR server. The notification acknowledgement may indicate reception of the DR event notification. The method may include displaying a curtailment request pertaining to the DR event. The curtailment request may be based on the curtailment information included in the DR event notification and may include some portion of the DR event information. The method may also include receiving a user input including a DR event participation confirmation or a DR event participation refusal. The method may further include communicating a participation signal representative of at least a portion of the user input to the DR server.Type: ApplicationFiled: January 22, 2014Publication date: July 23, 2015Applicant: FUJITSU LIMITEDInventors: Ulrich HERBERG, Jorjeta G. JETCHEVA, Daisuke MASHIMA, Wei-Peng CHEN
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Publication number: 20150206083Abstract: A method of demand response (DR) assessment may include reading energy economics data from a third party for an interval of a DR event period. The energy economics data may include a day-ahead demand, a day-ahead locational marginal pricing (LMP), and a real-time LMP. The method may also include estimating a real-time energy demand for the interval. Based on the energy economics data and the estimated real-time energy demand, the method may also include determining a demand imbalance for the interval. The method may also include calculating a cost of a DR event that exploits the demand imbalance. The method may also include selecting an energy curtailment request amount for the interval that optimizes profitability of the DR event.Type: ApplicationFiled: January 22, 2014Publication date: July 23, 2015Applicant: FUJITSU LIMITEDInventors: Wei-Peng CHEN, Sanam MIRZAZAD BARIJOUGH
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Patent number: 9036652Abstract: In an example embodiment, a system may include a base station configured to broadcast a group scheduling message configured to be received at a terminal group that includes a plurality of terminals. The base station may further be configured to receive group transmissions transmitted at the plurality of terminals in a scheduled sequence in response to the group scheduling message. The base station may further be configured to broadcast a group reply in response to receiving the group transmission.Type: GrantFiled: March 16, 2012Date of Patent: May 19, 2015Assignee: Fujitsu LimitedInventors: Golnaz Farhadi, Wei-Peng Chen
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Patent number: 9032213Abstract: A method may include receiving data and first path-metadata. The first path-metadata may include a first entity identifier. The first entity identifier may be associated with a first receiving entity that receives the data and the first path-metadata from an originating entity. The first path-metadata may also include a first digital signature associated with the originating entity. The method may further include receiving second path-metadata that may include the first path-metadata and a second entity identifier associated with a second receiving entity. The second path-metadata may also include a second digital signature associated with the first receiving entity. The method may additionally include verifying that the data was communicated by the originating entity to the first receiving entity and from the first receiving entity to the second receiving entity based on the first path-metadata, the second path-metadata, the first digital signature, and the second digital signature.Type: GrantFiled: July 25, 2013Date of Patent: May 12, 2015Assignee: Fujitsu LimitedInventors: Daisuke Mashima, Ulrich Herberg, Wei-Peng Chen
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Patent number: 9030961Abstract: A method comprising establishing a wireless link with at least one endpoint. The wireless link comprises at least one connection. The method also includes determining an application profile associated with a first connection of the wireless link. The method further includes dynamically selecting at least one parameter for the wireless link based on the detected application profile.Type: GrantFiled: March 15, 2010Date of Patent: May 12, 2015Assignee: Fujitsu LimitedInventors: Vishwanath Ramamurthi, Wei-Peng Chen
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Patent number: 8996186Abstract: In accordance with a particular embodiment, a method for managing power consumption includes receiving power rate information and receiving power usage information. The method also includes receiving a plurality of personal preference profiles. Each personal preference profile of the plurality of personal preference profiles is associated with a different user of a plurality of users and includes at least one preferred state associated with a respective user. The method further includes detecting a presence of at least one user within a room. The method additionally includes adjusting at least one state associated with the room based on the at least one preferred state associated with the at least one user within the room, the power rate information, and the power usage information.Type: GrantFiled: February 14, 2012Date of Patent: March 31, 2015Assignee: Fujitsu LimitedInventors: Wei-Peng Chen, Koji Yoshimura, Ryusuke Masuoka, Sung Lee
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Patent number: 8989034Abstract: A method for allocating bandwidth in a wireless network includes communicating wirelessly with at least one end-point using a first frequency bandwidth. The method may also include receiving a measurement of a signal quality from the at least one endpoint. The method may further include determining a second frequency bandwidth based on the signal quality and a cost per unit of frequency bandwidth, wherein the second frequency bandwidth indicates an amount of frequency bandwidth to use in communicating wirelessly with the at least one endpoint. The method may additionally include communicating wirelessly with the at least one endpoint using the second frequency bandwidth.Type: GrantFiled: January 12, 2011Date of Patent: March 24, 2015Assignee: Fujitsu LimitedInventors: Chenxi Zhu, Wei-Peng Chen
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Publication number: 20150078161Abstract: According to an aspect of an embodiment, a method of controlling radio resources includes calculating multiple sets of scaled load estimates based on a single set of initial load estimates associated with estimated radio resource loads of multiple base stations. Each of the sets of scaled load estimates includes the single set of initial load estimates scaled by one of multiple scale factors. The method further includes determining multiple objective function results. Each objective function result is based at least in part on a result of an objective function for an individual set of scaled load estimates of the multiple sets of scaled load estimates. The method further includes determining an operating set of radio resources for multiple base stations based at least in part on the multiple objective function results.Type: ApplicationFiled: September 13, 2013Publication date: March 19, 2015Applicant: FUJITSU LIMITEDInventors: Ahmed Ragab ELSHERIF, Wei-Peng CHEN, Akira ITO
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Publication number: 20150054659Abstract: According to an aspect of the invention, a traffic information communication system includes a receiver and a transmitter. The receiver may be configured to receive a message relating to traffic conditions along a thoroughfare from a communication node. The transmitter may be communicatively coupled to the receiver and may be configured to rebroadcast the message within a predetermined amount of time after receiving the message. The traffic information communication system may be implemented in a vehicle traveling along the thoroughfare.Type: ApplicationFiled: November 4, 2014Publication date: February 26, 2015Inventor: Wei-Peng CHEN