Patent application number | Description | Published |
20100259226 | BATTERY MANAGING DEVICE AND THE METHOD OF USING THE SAME - A battery managing device includes a charger operatively coupled to a battery, and a single chip configured to determine a charging voltage and a charging current of the battery, which correlate to a residual capacitance of the battery. The single chip is configured to control the charger to charge the battery in accordance with the determined charging voltage and charging current. A method of managing battery charging using a single chip and a charger coupled to a battery includes (1) using a single chip to determine a charging voltage and a charging current of the battery, which correlate to a residual capacitance of the battery, and (2) controlling the charger to charge the battery in accordance with the determined charging voltage and charging current. | 10-14-2010 |
20110130922 | ELECTRIC POWER STEERING SYSTEM - An electric power steering system includes a power supply, a driving motor for supplying mechanical power, and an electric power steering controller configured to control the driving motor and provide power to the driving motor. A boosting module is operatively coupled between the power supply and the electric power steering controller and is configured to boost a power output of the power supply, and supply the boosted power output to the electric power steering controller so that the driving motor receives a boosted power level. | 06-02-2011 |
20120074892 | CONTROL SYSTEM AND CONTROL METHOD OF AN IN-VEHICLE SOLAR ENERGY CHARGER - A control system for an in-vehicle solar energy charger, comprising a solar cell panel, a solar energy charger, a starting battery, a power battery and a controller. The solar energy charger, the starting battery and the power battery are electrically connected to the controller respectively. The controller is configured for performing a maximum photovoltaic power tracking algorithm and controlling an output power of the solar energy charger for charging the power battery or starting battery, according to an input power of the solar energy charger. | 03-29-2012 |
20120086398 | IN-VEHICLE CHARGER - An in-vehicle charger of an electric vehicle or a hybrid electric vehicle is provided. The in-vehicle charger comprises: a rectification and voltage-stabilizing circuit, which inputs, rectifies and stabilizes a commercial power; a traction battery charging circuit, which is electrically connected with the rectification and voltage-stabilizing circuit, and which charges a traction battery; a control communication circuit, which is electrically connected with the rectification and voltage-stabilizing circuit, and which controls the traction battery charging circuit; and a starting battery charging circuit, which is electrically connected with the rectification and voltage-stabilizing circuit, and which starts charging of a starting battery under control of the control communication circuit. | 04-12-2012 |
20120112684 | CONTROL SYSTEM AND CONTROL METHOD OF A SOLAR POWER SUPPLY - A control system of a solar power supply for a vehicle is provided. The control system includes a solar battery pack and a control module. The solar battery is connected to an auxiliary power module, the control module, a DC/DC buck converter via a first switch, and connected to a DC/DC boost converter via a second switch. The DC/DC buck converter is connected to a low-voltage load, a starting battery and the control module. The DC/DC boost converter is connected to a high-voltage load, the control module, a power battery pack via a main contactor. | 05-10-2012 |
20120299529 | SOLAR CHARGER FOR CHARGING POWER BATTERY - A solar charger for charging a power battery is provided, comprising: a photo-sensitive unit configured to detect light intensity; a charging unit configured to receive a voltage transformed from solar energy and to boost the voltage for charging the power battery; a switch unit coupled between the charging unit and the power battery and configured to disconnect the charging unit from the power battery or connect the charging unit with the power battery; and a control unit coupled to each of the photo-sensitive unit, the switch unit, and the charging unit, and configured to switch on the charging unit and the switch unit when the light intensity is higher than a first predetermined value to charge the power battery. | 11-29-2012 |
20120316690 | HOME ENERGY CONTROL SYSTEM AND CONTROLLING METHOD THEREOF - A home energy control system and a controlling method thereof are provided. The system comprises: an energy storage unit ( | 12-13-2012 |
20120319795 | METHOD AND DEVICE FOR DETECTING PWM WAVE - A device for detecting a PWM wave, comprising: a PWM wave generating module, configured to generate the PWM wave; a detecting module coupled to the PWM wave generating module, configured to receive the PWM wave and to determine an electric level of the PWM wave; a timer coupled to the detecting module, configured to start a counting when the detecting module receives the PWM wave, and to interrupt the counting when the counting reaches a predetermined value, the detecting module determining whether the electric level of the PWM wave is a high electric level or a low electric level when the counting is interrupted; and a calculating module coupled to the detecting module, configured to calculate a duty ratio of the PWM wave based on a number of high electric level and a number of low electric level of the PWM wave determined within one period of the PWM wave. | 12-20-2012 |
20140292261 | CHARGING DEVICE, METHOD FOR CONTROLLING CHARGING DEVICE AND METHOD FOR DETECTING PERIPHERAL DEVICE - A charging device, a method for controlling a charging device, and a method for detecting a peripheral device are provided. The charging device comprises: a charging gun; a power module; and a controlling module coupled with the charging gun and the power module, wherein the controlling module is configured to determine whether the charging gun is connected with a peripheral device to be charged, and if yes, to control the power module to convert AC electricity to DC electricity to charge the peripheral device. A method for controlling a charging device is also provided. The method comprises: determining whether the charging gun is connected with a peripheral device; and if yes, controlling the power module to convert AC electricity to DC electricity to charge the peripheral device if the charging gun is determined to be connected to the peripheral device. | 10-02-2014 |
20150237567 | MOBILE HOTSPOT DEVICE AND METHOD FOR ACCESSING NETWORK - A mobile hotspot device and a method for accessing a network are provided. The mobile hotspot device includes: an interface module, which is configured to provide a power interface and data communication; and a wireless communication module, which is coupled with the interface module, and configured to provide a network access mode corresponding to the power interface and control a terminal to access a network according to a current network access mode. The solution effectively buckles two independent products together, i.e. the interface module and the wireless communication module, thereby maintaining the small volume of conventional handheld terminals, facilitating to carry. In addition, the solution supports various interface modes, and supports Local Area Network (LAN) wired access, Wide Area Network (WAN) wireless access and Wireless Fidelity (WiFi) LAN coverage functionally, which provides various flexible network access modes for users. The solution meets requirements for portability and miniaturization, has relatively high universality, and is simple and feasible. | 08-20-2015 |
Patent application number | Description | Published |
20090243143 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. An animal hair micro powder is used as a modifier for polyacrylonitrile polymer. The weight percent of a monomer composition is as follows: acrylonitrile monomer 50.0-98.8%, initiator 0.1-0.4%, animal hair micro powder 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the animal hair micro powder suspension, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The fiber is suitable for making artificial synthetic hair product such as hairpieces, and resembles well natural human hair. | 10-01-2009 |
20090259010 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. A biological protein is used as a modifier of polyacrylonitrile fiber. The weight content of fiber components is as follows: the acrylonitrile monomer 50.0-98.8%, the initiator 0.1-0.4%, the biological protein 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the biologic protein solution, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The filament titer of the modified fiber is 30-100 dtex. The fiber is suitable for making synthetic hair product such as hairpieces, and resembles well natural human hair. | 10-15-2009 |
20110124810 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. A biological protein is used as a modifier of polyacrylonitrile fiber. The weight content of fiber components is as follows: the acrylonitrile monomer 50.0-98.8%, the initiator 0.1-0.4%, the biological protein 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the biologic protein solution, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The filament titer of the modified fiber is 30-100 dtex. The fiber is suitable for making synthetic hair product such as hairpieces, and resembles well natural human hair. | 05-26-2011 |
20110196091 | MODIFIED POLYACRYLONITRILE FIBER AND METHOD OF PREPARING THE SAME - A modified polyacrylonitrile fiber and its preparation process and use are disclosed. An animal hair micro powder is used as a modifier for polyacrylonitrile polymer. The weight percent of a monomer composition is as follows: acrylonitrile monomer 50.0-98.8%, initiator 0.1-0.4%, animal hair micro powder 1.0-50.0%. The preparation process of the modified polyacrylonitrile fiber comprises the following steps: 1. preparing the animal hair micro powder suspension, 2. preparing spinning dope of the modified polyacrylonitrile fiber, 3. preparing the modified polyacrylonitrile fiber. The fiber is suitable for making artificial synthetic hair product such as hairpieces, and resembles well natural human hair. | 08-11-2011 |