Patent application number | Description | Published |
20080281655 | Systems And Methods For Helping Advertisers Take Advantage Of Co-Op Advertising Opportunities - Software is used to automate selection of suitable co-op advertising programs from among choices with which an advertiser has had no prior substantial business relationship, to facilitate production, distribution and tracking of advertisements that comply with the specific requirements of the selected co-op advertising program(s). Of particular interest are Internet Yellow Pages and search engine business indices, although ad-serving networks, and other partner advertising platforms/sites are also contemplated. Preferred systems and methods can be utilized by advertising agencies on behalf of their clients, which among other things allow the agencies to cost-effectively provide services to even very small clients. Different interface skins can be used for displaying summary customer tracking information to advertisers, advertising agencies, co-op program managers, national brand managers, media providers, and so forth. | 11-13-2008 |
20080281672 | Systems And Methods For Helping Advertisers Take Advantage Of Co-Op Advertising Opportunities - Software is used to automate selection of suitable co-op advertising programs from among choices with which an advertiser has had no prior substantial business relationship, to facilitate production, distribution and tracking of advertisements that comply with the specific requirements of the selected co-op advertising program(s). Of particular interest are Internet Yellow Pages and search engine business indices, although ad-serving networks, and other partner advertising platforms/sites are also contemplated. Preferred systems and methods can be utilized by advertising agencies on behalf of their clients, which among other things allow the agencies to cost-effectively provide services to even very small clients. Different interface skins can be used for displaying summary customer tracking information to advertisers, advertising agencies, co-op program managers, national brand managers, media providers, and so forth. | 11-13-2008 |
20090094120 | Systems And Methods For Helping Advertisers Take Advantage Of Co-Op Advertising Opportunities - Software is used to automate selection of suitable co-op advertising programs from among choices with which an advertiser has had no prior substantial business relationship, to facilitate production, distribution and tracking of advertisements that comply with the specific requirements of the selected co-op advertising program(s). Of particular interest are Internet Yellow Pages and search engine business indices, although ad-serving networks, and other partner advertising platforms/sites are also contemplated. Preferred systems and methods can be utilized by advertising agencies on behalf of their clients, which among other things allow the agencies to cost-effectively provide services to even very small clients. Different interface skins can be used for displaying summary customer tracking information to advertisers, advertising agencies, co-op program managers, national brand managers, media providers, and so forth. | 04-09-2009 |
Patent application number | Description | Published |
20100088441 | MULTI-PROCESSOR CONTROLLER FOR AN INVERTER IN AN ELECTRIC TRACTION SYSTEM FOR A VEHICLE - A multi-processor controller is provided. The multi-processor controller can be used to control the operation of an inverter in a vehicle-based electric traction system. The multi-processor controller includes a master processor device having three serial peripheral interfaces (SPIs), and three slave processor devices coupled to the master processor device via the SPIs. The master processor device issues commands to the slave processor devices to control operation of the inverter. | 04-08-2010 |
20110031927 | CHARGING SYSTEM WITH GALVANIC ISOLATION AND MULTIPLE OPERATING MODES - Systems and methods are provided for operating a charging system with galvanic isolation adapted for multiple operating modes. A vehicle charging system comprises a DC interface, an AC interface, a first conversion module coupled to the DC interface, and a second conversion module coupled to the AC interface. An isolation module is coupled between the first conversion module and the second conversion module. The isolation module comprises a transformer and a switching element coupled between the transformer and the second conversion module. The transformer and the switching element are cooperatively configured for a plurality of operating modes, wherein each operating mode of the plurality of operating modes corresponds to a respective turns ratio of the transformer. | 02-10-2011 |
20110109292 | METHODS AND SYSTEMS FOR CONTROLLING BOOST CONVERTERS - A method for controlling a boost converter having a duty cycle includes the steps of receiving an electric current command for the boost converter, measuring a source current for the boost converter, regulating the duty cycle as a function of the electric current command and the source current, subject to a first minimum limit if a rapid change in duty cycle is required above a predetermined threshold and a second minimum limit if the rapid change in duty cycle is not required. | 05-12-2011 |
20110115285 | SYSTEMS AND METHODS FOR COMMUTATING INDUCTOR CURRENT USING A MATRIX CONVERTER - Systems and methods are provided for delivering current using a matrix converter in a vehicle. An electrical system comprises an AC interface, a first conversion module coupled to the AC interface, an inductive element coupled between the AC interface and the first conversion module, and a control module coupled to the first conversion module. The control module is configured to operate the first conversion module in a bidirectional operating mode to commutate current bidirectionally. When a magnitude of the current through the inductive element is greater than a first threshold value, the control module operates the conversion module in a unidirectional operating mode, wherein current is commutated unidirectionally. | 05-19-2011 |
20110224957 | METHODS, SYSTEMS AND APPARATUS FOR APPROXIMATION OF PEAK SUMMED FUNDAMENTAL AND THIRD HARMONIC VOLTAGES IN A MULTI-PHASE MACHINE - Methods, system and apparatus are provided for quickly approximating a peak summed magnitude (A) of a phase voltage (Vph) waveform in a multi-phase system that implements third harmonic injection. | 09-15-2011 |
20110227407 | SYSTEMS AND METHODS FOR DEACTIVATING A MATRIX CONVERTER - Systems and methods are provided for deactivating a matrix conversion module. An electrical system comprises an alternating current (AC) interface, a matrix conversion module coupled to the AC interface, an inductive element coupled between the AC interface and the matrix conversion module, and a control module. The control module is coupled to the matrix conversion module, and in response to a shutdown condition, the control module is configured to operate the matrix conversion module to deactivate the first conversion module when a magnitude of a current through the inductive element is less than a threshold value. | 09-22-2011 |
20110271086 | SYSTEMS AND METHODS TO CONTROL MULTIPLE PERIPHERALS WITH A SINGLE-PERIPHERAL APPLICATION CODE - Methods and apparatus are provided for enhancing the BIOS of a hardware peripheral device to manage multiple peripheral devices simultaneously without modifying the application software of the peripheral device. The apparatus comprises a logic control unit and a memory in communication with the logic control unit. The memory is partitioned into a plurality of ranges, each range comprising one or more blocks of memory, one range being associated with each instance of the peripheral application and one range being reserved for storage of a data pointer related to each peripheral application of the plurality. The logic control unit is configured to operate multiple instances of the control application by duplicating one instance of the peripheral application for each peripheral device of the plurality and partitioning a memory device into partitions comprising one or more blocks of memory, one partition being associated with each instance of the peripheral application. The method then reserves a range of memory addresses for storage of a data pointer related to each peripheral device of the plurality, and initializes each of the plurality of peripheral devices. | 11-03-2011 |
20120014140 | SYSTEMS AND METHODS FOR REDUCING TRANSIENT VOLTAGE SPIKES IN MATRIX CONVERTERS - Systems and methods are provided for delivering energy using an energy conversion module that includes one or more switching elements. An exemplary electrical system comprises a DC interface, an AC interface, an isolation module, a first conversion module between the DC interface and the isolation module, and a second conversion module between the AC interface and the isolation module. A control module is configured to operate the first conversion module to provide an injection current to the second conversion module to reduce a magnitude of a current through a switching element of the second conversion module before opening the switching element. | 01-19-2012 |
20120112549 | COMPENSATION FOR ELECTRICAL CONVERTER NONLINEARITIES - Systems and methods are provided for delivering energy from an input interface to an output interface. An electrical system includes an input interface, an output interface, an energy conversion module between the input interface and the output interface, an inductive element between the input interface and the energy conversion module, and a control module. The control module determines a compensated duty cycle control value for operating the energy conversion module to produce a desired voltage at the output interface and operates the energy conversion module to deliver energy to the output interface with a duty cycle that is influenced by the compensated duty cycle control value. The compensated duty cycle control value is influenced by the current through the inductive element and accounts for voltage across the switching elements of the energy conversion module. | 05-10-2012 |
20120113683 | COMPENSATION FOR ELECTRICAL CONVERTER NONLINEARITIES - Systems and methods are provided for delivering energy from an input interface to an output interface. An electrical system includes an input interface, an output interface, an energy conversion module coupled between the input interface and the output interface, and a control module. The control module determines a duty cycle control value for operating the energy conversion module to produce a desired voltage at the output interface. The control module determines an input power error at the input interface and adjusts the duty cycle control value in a manner that is influenced by the input power error, resulting in a compensated duty cycle control value. The control module operates switching elements of the energy conversion module to deliver energy to the output interface with a duty cycle that is influenced by the compensated duty cycle control value. | 05-10-2012 |
20120113700 | SYSTEMS AND METHODS FOR REDUCING HARMONIC DISTORTION IN ELECTRICAL CONVERTERS - Systems and methods are provided for delivering energy using an energy conversion module. An exemplary method for delivering energy from an input interface to an output interface using an energy conversion module coupled between the input interface and the output interface comprises the steps of determining an input voltage reference for the input interface based on a desired output voltage and a measured voltage at the output interface, determining a duty cycle control value based on a ratio of the input voltage reference and the measured voltage, operating one or more switching elements of the energy conversion module to deliver energy from the input interface to the output interface with a duty cycle influenced by the duty cycle control value. | 05-10-2012 |
20120126755 | SYSTEMS AND METHODS FOR PROVIDING POWER TO A LOAD BASED UPON A CONTROL STRATEGY - Systems and methods are provided for an electrical system. The electrical system includes a load, an interface configured to receive a voltage from a voltage source, and a controller configured to receive the voltage from the voltage source through the interface and to provide a voltage and current to the load. Wherein, when the controller is in a constant voltage mode, the controller provides a constant voltage to the load, when the controller is in a constant current mode, the controller provides a constant current to the load, and when the controller is in a constant power mode, the controller provides a constant power to the load | 05-24-2012 |
20120169263 | METHODS, SYSTEMS AND APPARATUS FOR ADJUSTING DUTY CYCLE OF PULSE WIDTH MODULATED (PWM) WAVEFORMS - Embodiments of the present invention relate to methods, systems and apparatus for controlling operation of a multi-phase machine in a vector controlled motor drive system when the multi-phase machine operates in an overmodulation region. The disclosed embodiments provide a mechanism for adjusting a duty cycle of PWM waveforms so that the correct phase voltage command signals are applied at the angle transitions. This can reduce variations/errors in the phase voltage command signals applied to the multi-phase machine so that phase current may be properly regulated thus reducing current/torque oscillation, which can in turn improve machine efficiency and performance, as well as utilization of the DC voltage source. | 07-05-2012 |
20120187876 | METHODS, SYSTEMS AND APPARATUS FOR CONTROLLING THIRD HARMONIC VOLTAGE WHEN OPERATING A MULTI-PHASE MACHINE IN AN OVERMODULATION REGION - Methods, system and apparatus are provided for controlling third harmonic voltages when operating a multi-phase machine in an overmodulation region. The multi-phase machine can be, for example, a five-phase machine in a vector controlled motor drive system that includes a five-phase PWM controlled inverter module that drives the five-phase machine. Techniques for overmodulating a reference voltage vector are provided. For example, when the reference voltage vector is determined to be within the overmodulation region, an angle of the reference voltage vector can be modified to generate a reference voltage overmodulation control angle, and a magnitude of the reference voltage vector can be modified, based on the reference voltage overmodulation control angle, to generate a modified magnitude of the reference voltage vector. By modifying the reference voltage vector, voltage command signals that control a five-phase inverter module can be optimized to increase output voltages generated by the five-phase inverter module. | 07-26-2012 |
20120268078 | DISCHARGING A DC BUS CAPACITOR OF AN ELECTRICAL CONVERTER SYSTEM - A system and method of discharging a bus capacitor of a bidirectional matrix converter of a vehicle are presented here. The method begins by electrically shorting the AC interface of the converter after an AC energy source is disconnected from the AC interface. The method continues by arranging a plurality of switching elements of a second energy conversion module into a discharge configuration to establish an electrical current path from a first terminal of an isolation module, through an inductive element, and to a second terminal of the isolation module. The method also modulates a plurality of switching elements of a first energy conversion module, while maintaining the discharge configuration of the second energy conversion module, to at least partially discharge a DC bus capacitor. | 10-25-2012 |
20120306454 | SYSTEMS AND METHODS FOR INITIALIZING A CHARGING SYSTEM - Systems and methods are provided for initiating a charging system. The method, for example, may include, but is not limited to, providing, by the charging system, an incrementally increasing voltage to a battery up to a first predetermined threshold while the energy conversion module has a zero-percent duty cycle, providing, by the charging system, an incrementally increasing voltage to the battery from an initial voltage level of the battery up to a peak voltage of a voltage source while the energy conversion module has a zero-percent duty cycle, and providing, by the charging system, an incrementally increasing voltage to the battery by incrementally increasing the duty cycle of the energy conversion module. | 12-06-2012 |
20130049703 | SYSTEMS AND METHODS FOR PROVIDING POWER TO A LOAD BASED UPON A CONTROL STRATEGY - Systems and methods are provided for an electrical system. The electrical system, for example, includes a first load, an interface configured to receive a voltage from a voltage source, and a controller configured to receive the voltage through the interface and to provide a voltage and current to the first load. The controller may be further configured to, receive information on a second load electrically connected to the voltage source, determine an amount of reactive current to return to the voltage source such that a current drawn by the electrical system and the second load from the voltage source is substantially real, and provide the determined reactive current to the voltage source. | 02-28-2013 |
20130076405 | SYSTEMS AND METHODS FOR DISCHARGING BUS VOLTAGE USING SEMICONDUCTOR DEVICES - Systems, apparatus, and methods are provided for discharging a voltage bus using a transistor. An exemplary gate drive circuit associated with the transistor includes a pulse generation module having an input and an output and a switched capacitance arrangement coupled between the output and a reference voltage node. The pulse generation module is configured to generate a voltage pulse at its output in response to a control signal at the input. In one embodiment, the control signal results in the voltage pulse having a duty cycle that operates the transistor associated with the gate drive circuit in a linear mode when the switched capacitance arrangement is activated. | 03-28-2013 |
20130169201 | METHODS, SYSTEMS AND APPARATUS FOR CONTROLLING OPERATION OF AN ELECTRIC MACHINE IN AN OVERMODULATION REGION - Embodiments of the present disclosure relate to methods, systems and apparatus for controlling operation of an electric machine in a vector controlled motor drive system when the electric machine operates in an overmodulation region. The disclosed embodiments can reduce variations/errors in the phase voltage command signals applied to the multi-phase machine so that phase current may be properly regulated thus reducing current/torque oscillation, which can in turn improve machine efficiency and performance, as well as utilization of the DC voltage source. | 07-04-2013 |
20130170267 | SUPPRESSION OF CHARGE PUMP VOLTAGE DURING SWITCHING IN A MATRIX CONVERTER - Switches of a matrix converter are protected from potentially damaging charge-pump voltage build-up during a transition (dead) time by pulsing On (temporarily closing) any “at risk” switch during the transition (dead) time. The temporary closing of the “at risk” switch discharges any voltage build-up across a parallel coupled capacitor, which protects the at risk switch from damage or failure. | 07-04-2013 |
20130241519 | METHODS AND SYSTEMS FOR CONTROLLING A BOOST CONVERTER - Methods and systems are provided for control operation of a boost converter. The boost converter includes an input, an output, and a plurality of paths electrically connecting the input to the output. The boost converter also includes a plurality of switches disposed along the paths to control current flow between the input and the output. The system includes a controller. The controller receives a desired current to be supplied at the output. The controller determines which of the paths to utilize based at least in part on the desired current. The controller controls the switches based at least in part on the determination of which of the paths to utilize. | 09-19-2013 |
20140145650 | METHODS AND SYSTEMS FOR CONTROLLING A BOOST CONVERTER - Methods and apparatus are provided for controlling a boost converter. In one embodiment, the method includes processing an input current command through a plurality of prioritized limiting circuits to determine whether to limit the input current command and limiting the input current command to limit the boost converter when it is determined to limit the input current command. In one embodiment, the apparatus includes an energy source coupled to a boost converter that provides an output voltage responsive to a current command signal. An inverter is coupled to the boost converter to provide multiple phased currents to a multi-phase motor for a vehicle. A controller coupled to the boost converter for providing the current command signal by processing an input current command through a plurality of prioritized limiting circuits and determining whether to limit the input current command to provide the current command signal to the boost converter. | 05-29-2014 |
20140148981 | METHODS AND SYSTEMS FOR CONTROLLING A PROPORTIONAL INTEGRATOR - Methods and apparatus are provided for controlling a boost converter. In one embodiment, the method processes a command signal in a slew rate limiting circuit. The output of the slew rate limiting circuit is then processed using one or more feedback parameters from the proportional integrator to provide a processed command signal. The processed command signal is processed with a controlled signal to provide an error signal which is provided to the proportional integrator to provide a current command signal. In one embodiment, the apparatus includes an error generating circuit configured to provide a processed command signal using one or more feedback parameters from the proportional integrator, and to provide the error signal by subtracting a signal to be controlled from the processed command signal. A slew rate limiting circuit is used to receive a command signal and provide an output to the error generating circuit. | 05-29-2014 |
20140298074 | METHOD OF CALCULATING CPU UTILIZATION - A method of determining processor utilization includes: counting, via a first counter on a processor, a number of elapsed clock cycles while code is being executed; counting, via a second counter on a processor, a total number of free-running clock cycles; and dividing the number of clock cycles where code is being executed by the total number of free-running clock cycles to determine a CPU utilization. | 10-02-2014 |
Patent application number | Description | Published |
20120271706 | METHOD AND SYSTEM FOR PROVIDING ONLINE PROMOTIONS THROUGH A SOCIAL NETWORK-BASED PLATFORM - Systems and methods for providing online promotions integrated with social network-based platforms are disclosed. Promotion details such as rules, offered prizes, incentives and descriptions, survey questions, display banners, terms and conditions, privacy policy, and social networks to integrate the promotion with, are provided by the sponsoring organization to a server. The server generates a custom promotion application and/or widget for integrating with the organization's social network webpage and/or webpages external to social networks. A participant enters the promotion through these webpages or other links and lists friends in the social network to receive an invitation to enter the promotion. Viral features such as friend invite features, newsfeeds, minifeeds, other features that display online activities of users and people in the users' social network, notifications, requests, and other social network-based platform features to deliver messages to members of the one or more social network-based platforms further spread the word about the organization's promotion. | 10-25-2012 |
20130046839 | PROVIDING ONLINE PROMOTIONS THROUGH SOCIAL NETWORK PLATFORMS - Systems and methods for providing online promotions integrated with social network-based platforms are disclosed. Promotion details such as rules, offered prizes, incentives and descriptions, survey questions, display banners, terms and conditions, privacy policy, and social networks to integrate the promotion with, are provided by the sponsoring organization to a server. The server generates a custom promotion application or widget for integrating with the organization's social network webpage external to social networks. A participant enters the promotion through these webpages or other links and lists friends in the social network to receive an invitation to enter the promotion. Viral features such as friend invite features, newsfeeds, minifeeds, other features that display online activities of users and people in the users' social network, notifications, requests, and other social media-based platform features to deliver messages to members of the one or more social networks further spread the word about the organization's promotion. | 02-21-2013 |
20140012663 | METHOD AND SYSTEM FOR PROVIDING ONLINE PROMOTIONS THROUGH A SOCIAL NETWORK-BASED PLATFORM - Systems and methods for providing online promotions integrated with social network-based platforms are disclosed. Promotion details such as rules, offered prizes, incentives and descriptions, survey questions, display banners, terms and conditions, privacy policy, and social networks to integrate the promotion with, are provided by the sponsoring organization to a server. The server generates a custom promotion application and/or widget for integrating with the organization's social network webpage and/or webpages external to social networks. A participant enters the promotion through these webpages or other links and lists friends in the social network to receive an invitation to enter the promotion. Viral features are used to deliver messages to members of the one or more social network-based platforms so as to further spread the word about the organization's promotion. | 01-09-2014 |
20140122250 | PROVIDING ONLINE PROMOTIONS THROUGH SOCIAL NETWORK PLATFORMS - Systems and methods for providing online promotions integrated with social network-based platforms are disclosed. Promotion details such as rules, offered prizes, incentives and descriptions, survey questions, display banners, terms and conditions, privacy policy, and social networks to integrate the promotion with, are provided by the sponsoring organization to a server. The server generates a custom promotion application or widget for integrating with the organization's social network webpage external to social networks. A participant enters the promotion through these webpages or other links and lists friends in the social network to receive an invitation to enter the promotion. Viral features such as friend invite features, newsfeeds, minifeeds, other features that display online activities of users and people in the users' social network, notifications, requests, and other social media-based platform features to deliver messages to members of the one or more social networks further spread the word about the organization's promotion. | 05-01-2014 |