Patent application number | Description | Published |
20080231119 | Uninterruptible power storage device - An uninterruptible power storage device includes multiple power sources and an uninterruptible power equipment, wherein the uninterruptible power equipment has functions of rectification, transformation and charging and comprises a battery for storing electricity, multiple input terminals for connecting to multiple power sources, a built-in power source distributor, which has a power factor correction/PV inverter, two MPPT chargers and a bridge rectifier, and an output terminal for connecting to an electric appliance. Through a power distribution by the power source distributor, a best beneficial result of power supply combining the power sources at the input terminals can be achieved. | 09-25-2008 |
20090178423 | Power selection system for air conditioner - A power selection system is provided for an air conditioning system, including a power selection device, an interface unit, and an air conditioner. The power selection device includes a distribution selector and an uninterrupted power supply device. The distribution selector is arranged inside the uninterrupted power supply device. The distribution selector controls selection of power input of the power selection device among multiple power sources. The interface unit is connected to the power selection device. The air conditioner includes a power system, which is connected to the interface unit. As such, the system, as a whole, can be arranged in accordance with the user's need to receive a power input or a combination of multiple power inputs selected from multiple power sources in different periods of time and is fit for air conditioners of different brands available in the market. | 07-16-2009 |
20090179493 | Power selection system for heater - A power selection system is provided for a heater system, including a power selection device, an interface unit, and a heater. The power selection device includes a distribution selector and an uninterrupted power supply device. The distribution selector is arranged inside the uninterrupted power supply device. The distribution selector controls selection of power input of the power selection device among multiple power sources. The interface unit is connected to the power selection device. The heater includes a power system, which is connected to the interface unit. As such, the system, as a whole, can be arranged in accordance with the user's need to receive a power input or a combination of multiple power inputs selected from multiple power sources in different periods of time and is fit for heaters of different brands available in the market. | 07-16-2009 |
20090179495 | Solar power supplying device - A solar power supplying device includes a solar power collecting plate, a socket, an uninterruptible power supplying apparatus and an electric apparatus. The solar power collecting plate is used to absorb the solar power of sunlight and convert the solar power into a first power source. The socket is used to provide a second power source. The uninterruptible power supplying apparatus is provided with a built-in power source selector that is connected with the solar power collecting plate and the socket and is capable of selecting power inputs of the first power source and the second power source. An output end of the uninterruptible power supplying apparatus is combined with the electric appliance. The power source selector switches between the first power source and the second power source, thereby reducing the power source and cost. | 07-16-2009 |
20090184679 | Attachable wireless charging device - An attachable wireless charging device includes a carrier board, a receiving coil, a circuit board, and at least two conductive wires. The carrier board has a back surface on which an adhesive layer is coated. The receiving coil is formed in the carrier board. The circuit board is mounted to one side of the carrier board and includes a power receiving circuit, which includes a receiving control circuit, a resonance control circuit, a regulation circuit, a control circuit, a polarity selection circuit, and a circuit output section, which are electrically and sequentially connected. Electrical connection is established between the receiving control circuit and the receiving coil. The at least two conductive wires are arranged at one side of the circuit board and are electrically connectable with the circuit output section of the circuit board. As such, an attachable wireless charging device featuring automatic determination of polarity connection is provided. | 07-23-2009 |
20090243303 | Bag/pack power generation device - A bag/pack power generation device includes a power generation module, a generator, and a bag/pack. The power generation module includes first and second speed-up gear shafts and a rack. Each speed-up gear shaft includes a pinion and a gear mounted thereto. The pinion of the first speed-up gear shaft mates the rack. The gear of the first speed-up gear shaft mates the pinion of the second speed-up gear shaft. The gear of the second speed-up gear shaft is in operative coupling with the generator. The bag/pack has at least one strap comprised of strap segments and a buckle connecting between the strap segments. The buckle includes an outer frame and a central portion. The outer frame has an inner edge forming a toothed section. The central portion is coupled to the first and second speed-up gear shafts and the generator. As such, the power generation device is arranged on the strap and when the bag/pack is subjected to natural moving rhythm, the generator is operated to generate electrical power. | 10-01-2009 |
20090284074 | Inverter - An inverter includes at least two power sources and an uninterruptible power supply device. The at least two power sources include a mains outlet and fuel, solar energy, wind power, battery (fuel cell) based power generation devices. The uninterruptible power supply device includes a power source selector and a constant-current controller built therein. The uninterruptible power supply device has output terminals connectable to electrical appliances and input terminals connected to the at least two power sources via the power source selector and the constant-current controller. As such, the power source selector and the constant-current controller function to effect distribution and regulation of the at least two power sources for supply of constant current used by the electrical appliances and timed scheduling of the various power sources. | 11-19-2009 |
20090284075 | Structure of inverter - An inverter structure includes a power source and an uninterruptible power supply device. The uninterruptible power supply device includes a power output selector and a constant-current controller built therein. The uninterruptible power supply device has an input terminal connected to the power source and output terminals connectable to external electrical appliance facilities via the power output selector and the constant-current controller. When power is supplied from the power source, the power output selector and the constant-current controller built in the uninterruptible power supply device function to effect distribution of power output to the electrical appliance facilities in accordance with preset condition. | 11-19-2009 |
20090315393 | Conversion device for automobile - A conversion device is provided for an automobile, including a conversion circuit, input port(s), output port(s), and a power flow sensor. The input port function to receive a power input. The conversion circuit includes a DC bus and a plurality of converters. An input side of the DC bus is connected to an input conversion module, and an output side of the DC bus is connected to a DC/DC converter, a DC/AC inversion converter, and a bi-directional DC/DC converter for converting the power input from the input port. The power flow sensor is connected between the input port and the input conversion module of the input side to sense and feed power flow of the power input from the input port to the conversion circuit for carrying out power conversion. The output port is connected to the converters of the output side for output of power. As such, the power input at the input port is converted by the conversion circuit and supplied through the output port and the power flow sensor detects the power flow of the input power at the input port to various power sources to continuously supply power to the automobile thereby providing practicability and convenience of ensuring continuous supply of power and substantially enhancing the cruising distance of the automobile. | 12-24-2009 |
20100000804 | Solar vehicle - A solar vehicle includes a vehicle body, a solar panel mounted on the vehicle body, and a vehicle battery and a conversion device arranged inside the vehicle body. The vehicle body contains therein a vehicle load connected to the vehicle battery. The conversion device includes a conversion circuit, a power flow sensor, multiple input and output ports. The conversion circuit includes a DC bus and various converters (such as DC/DC, bi-directional DC/DC, bi-directional AC/DC converter, and inverter). The power flow sensor detects power flow received in the input ports and feeds the power to the conversion circuit for conversion. The solar panel provides electrical power from solar power generation to the conversion device, which after carrying out conversion, supplies the power through the output ports to the vehicle load and the vehicle battery. As such, the electrical power received by the input ports is subjected to conversion by the conversion device and thus output through the output ports and the power flow sensor detects the power flow of the input power to select one or more of the input ports to supply electrical power to the conversion device for conversion and supply of the power to the vehicle battery. | 01-07-2010 |
20100013241 | Bicycle-seat power generation device - A bicycle-seat power generation device includes a seat, a frame, an electrical generator, an electrical generation module, a mount, and a cushioning unit. The electrical generator includes a spindle gear. The electrical generation module includes a toothed rack and a transmission gear train. The toothed rack has an upper end abutting against an underside of the seat. The transmission gear train has an end engaging the toothed rack and another end engaging the spindle gear of the electrical generator. The mount accommodates the electrical generation module and the electrical generator therein in order to have the electrical generation module and the electrical generator coupled between the seat and the frame. The cushioning unit is also coupled between the seat and the frame and is fixed together with the mount in order to drive the toothed rack of the electrical generation module for effecting power generation. As such, a bicycle-seat power generation device that features simultaneous shock absorption and power generation is provided. | 01-21-2010 |
20100188042 | Electrical power transmission apparatus - The electrical power transmission apparatus is electrically connected to an electrical main and a fee collecting device. The electrical power transmission apparatus includes a transmission unit that includes a first output port and a second output port; an electrical power flow detector is electrically connected to the electric main; a conversion unit includes a first converter and a second converter that effect conversion of electrical power, the first and second converters are respectively and electrically connected between the first and second output ports and the electrical power flow detector, and the first and second output ports respectively supply alternate-current (AC) power and direct-current (DC) power through the conversion effected by the first and second converters; and a processing unit is electrically connected between the electrical power flow detector and the fee collecting device and is further electrically connected to the conversion unit to control selection of the electrical power to be transmitted to AC power or DC power. The processing unit receives a detection result of the electrical power flow detected by the electrical power flow detector for generating a related amount of fee with which the fee collecting device carries out a fee collecting operation. | 07-29-2010 |
20100201192 | Power conversion device - A power conversion device includes a combination of at least one power supply, a power converter, an inverter, a converter, an alternate current (AC) power circuit, and a control unit. The power converter converts a power provided from the at least one power supply into a direct current (DC) power input. The inverter and the converter convert the DC power from the power converter into an AC power output and a different DC power output respectively. The AC power circuit includes a switching device for controlling the transmission of AC power output. The AC power circuit has a terminal connected to an electric main and another terminal connected to the output of the inverter. The control unit employs a signal to control the power converter for setting the distribution of input powers in the conversion of power in order to ensure power output. As such, the at least one power supply is converted by the inverter and the converter to provide an output of AC power or DC power and a signal of the control unit is used to effect control so as to ensure power output so that the present invention allows for timed management and distribution of power flows for the AC power outputs from the electric main and the inverter in order to provide stable power output. | 08-12-2010 |
20100201199 | Power conversion device - A power conversion device includes a combination of at least one power supply, a power converter, an inverter, a converter, an AC power circuit, a power output selection device, and a control unit. The at least one power supply is converted by the inverter and the converter to provide an output of AC power or DC power connected to the power output selection device and the control unit is used to effect control of the distribution of input power supplies in the conversion of power and to ensure power output of the power output selection device so that the present invention allows for timed management and distribution of power flows for the AC power outputs from the electric main and the inverter in order to provide stable AC power output and provide DC power outputs of different voltage levels for powering various electric appliances. | 08-12-2010 |
20110199758 | Stretch-resistant light-emitting or heat-emitting structure combined with battery - The present invention provides a stretch-resistant light-emitting or heat-emitting structure, which is applicable to an article. The stretch-resistant light-emitting structure includes a woven member, conductive twisted cables, a light-emitting element, and a battery. The woven member is mounted to the article. Each conductive twisted cable includes a stretch-resistant wire and a conductive wire twisted together. The conductive twisted cables are woven in the woven member. The light-emitting element, which is arranged inside the woven member, includes a light emission section and two conductive pins. The light emission section emits light projecting out of the woven member. The conductive pins and the battery are respectively and electrically connected to the conductive wires of the conductive twisted cables. The stretch-resistant heat-emitting structure includes a carrying member, an electrical heating element mounted to the carrying member, the conductive twisted cables that are in electrical connection with the electrical heating element, and the battery that is in electrical connection with the conductive twisted cables. The carrying member is woven in the article. As such, besides being capable of emission of light or heat, the article features stretch resistance, pull resistance, water washability, and deflectability. | 08-18-2011 |
20110215086 | Wirelessly-chargeable stretch-resistant light-emitting or heat-emitting structure - The present invention provides a stretch-resistant light-emitting or heat-emitting structure. The wirelessly-chargeable stretch-resistant light-emitting structure includes a woven member, conductive twisted cables, a light-emitting element, and a receiver circuit. The woven member is mounted to the article. Each conductive twisted cable includes a stretch-resistant wire and a conductive wire twisted together. The conductive twisted cables are woven in the woven member. The light-emitting element, which is arranged inside the woven member, includes a light emission section and two conductive pins. The conductive pins are respectively and electrically connected to the conductive wires of the conductive twisted cables. The wirelessly-chargeable stretch-resistant heat-emitting structure includes a carrying member, an electrical heating element mounted to the carrying member, conductive twisted cables that are in electrical connection with the electrical heating element, and a receiver circuit that is in electrical connection with the conductive twisted cables. The carrying member is woven in the article. | 09-08-2011 |
20110216531 | Wirelessly connectable light source - The present invention provides a wirelessly connectable light source, which includes a woven member, an electrical conductor, a receiver circuit, and a light-emitting element. The woven member includes a body and an extension section extending from the body. The conductor is arranged in the body and the receiver circuit is electrically connected to the conductor. The light-emitting element is arranged inside the body and includes a light emission section and two conductive sections. The light emission section emits light projecting outside the body of the woven member. Light emitting from the light emission section is projected outside the body of the woven member. The two conductive sections are electrically connected to the conductor. Through integration of the extension section of the woven member to an article and coupling of a charging device to the article, the charging device may perform electrical charging to the receiver circuit so as to supply electrical power to the light-emitting element for giving off light. | 09-08-2011 |
20110220634 | Wirelessly-chargeable heating pad - The present invention provides a wirelessly-chargeable heating pad, which is coupled to an article in a removable manner and is used in combination with a charging device to perform wireless electrical charging. The wirelessly-chargeable heating pad includes a receiver circuit, a heating element, and a pad body. The receiver circuit includes a rechargeable battery. The heating element is electrically connected to the rechargeable battery. The heating element and the receiver circuit are both mounted to the pad body. The article includes a removable mounting structure, so that the wirelessly-chargeable heating pad is removably coupled to the article through the removable mounting structure. The charging device, after receiving electrical power, converts the electrical power into an alternate current signal that is transmitted to the receiver circuit. The receiver circuit receives and converts the alternate current signal into electrical power that is then stored in the rechargeable battery. The rechargeable battery subsequently supplies the electrical power to the heating element to give off heat. | 09-15-2011 |
20110222272 | Removable wirelessly-chargeable light-emitting device - The present invention provides a removable wirelessly-chargeable light-emitting device, which includes a body containing therein at least one light-emitting element and a receiver circuit. The body has a surface to which at least one fastening member is mounted, so that direct coupling with an article can be made through the fastening member and wireless charging can be made through the receiver circuit for energizing the light-emitting element to give off light. | 09-15-2011 |
20110241614 | Notebook capable of wireless charging - A notebook capable of wireless charging has a main body including a sensing element with a transmitter circuit. An electronic device with a receiver circuit to be charged is positioned on the sensing element. The transmitter circuit is configured to send an AC signal in a wireless way to the receiver circuit for charging a rechargeable battery of the receiver circuit. Thereby, various electronic products can be charged simultaneously without using different dedicated chargers. Also the limitation caused to the practical use of the notebook by wired charging through a charger can be eliminated. | 10-06-2011 |
20110241615 | Adapter capable of wireless charging - An adapter capable of wireless charging has a main body including transmitter circuit. An electronic device with a receiver circuit to be charged is positioned on the main body. The transmitter circuit is configured to send an AC signal in a wireless way to the receiver circuit for charging the receiver circuit. Thereby, at least one electronic product can be charged without using its dedicated charger. Also the limitation caused to the practical use of the notebook by wired charging through a charger can be eliminated. | 10-06-2011 |
20110291614 | WIRELESS CHARGER FOR USE IN AUTOMOBILE - A wireless charge is provided for use in an automobile and includes a main body having a transmitter circuit and a power member. The main body has a surface to which a clip section is mounted so that coupling with an electronic device can be realized through the clip section. The power member is electrically connectable with a cigarette lighter of the automobile and the main body, whereby the power member transmits the electrical power supplied from the cigarette lighter to the transmitter circuit to allow the transmitter circuit to convert the electrical power into an AC signal, which is transmitted in a wireless manner to a receiver circuit of the electronic device to electrically charge a rechargeable battery of the receiver circuit. As such, a user may perform electrical charging of the electronic device during the travel of the automobile. | 12-01-2011 |
20110298418 | Electronic book with wireless charging feature - An electronic book with wireless charging feature is disclosed. The electronic book includes a main body that forms a receptacle in which a carrier board is received. The carrier board is coupled to the main body and the carrier board includes a transmitter circuit. The transmitter circuit transmits an AC signal in a wireless manner to an electronic device that is provided with a receiver circuit to electrically charge a rechargeable battery of the receiver circuit. As such, electrical power can be stored and subsequently supplied to the electronic device, whereby the problem of limited range of using an electrical charger that requires wired connection can be overcome. | 12-08-2011 |
20120001589 | Bidirectional wireless charging/discharging device - A bidirectional wireless charging/discharging device includes: a first receiver/transmitter device and a second receiver/transmitter device. The first receiver/transmitter device includes a first power storage/supply device that supplies and converts a first electrical power into a first frequency modulation signal. A first resonant circuit device, when set in an activated state, receives and converts the first frequency modulation signal into first resonance energy. The second receiver/transmitter device is arranged to correspond to the first receiver/transmitter device. The second receiver/transmitter device includes a second resonant circuit device, which when set in a deactivated state, receives and converts the first resonance energy into a third frequency modulation signal. A second power storage/supply device receives the third frequency modulation signal, and converts the third frequency modulation signal into a third electrical power for storage. When the first resonant circuit device is set in a deactivated state and the second resonant circuit device is in an activated state, the second power storage/supply device supplies and converts a second electrical power into a second frequency modulation signal, which is received and converted by the second resonant circuit device into second resonance energy. The first resonant circuit device receives and converts the second resonance energy into a fourth frequency modulation signal. The first power storage/supply device receives and converts the fourth frequency modulation signal into a fourth electrical power for storage. As such, a function of bidirectional wireless charging and discharging is realized. | 01-05-2012 |
20120001590 | Dual-sided wireless charging device - A dual-sided wireless charging device includes a main body, which includes a seat, a coupling member, and a power member. The seat and the coupling member are mounted to each other at a right angle. The coupling member has a first surface and a second surface, which are respectively provided with a transmitter circuit, whereby at least one electronic device having a receiver circuit is attachable to the first surface and/or the second surface to perform charging operation on both surfaces to thereby increase charging efficiency and reduce expense. | 01-05-2012 |
20120013294 | Enclosure bidirectional wireless charging/discharging device - An enclosure bidirectional wireless charging/discharging device selectively performs electrical charging and discharging operation through selectively transmitting and receiving resonance energy with respect to a corresponding charging/discharging device that includes a second receiver/transmitter device. The bidirectional wireless charging/discharging device includes: a carrier body, a first receiver/transmitter device, and an enclosure member. The first receiver/transmitter device is arranged inside the carrier body. The first receiver/transmitter device includes at least one connector, which is exposed outside the carrier body. The first and second receiver/transmitter devices selectively transmit to and receive from each other the resonance energy in a wireless manner. The resonance energy is then converted into electrical power, which is transmitted through the connector, or the electrical power is converted into resonance energy for transmission and reception in a wireless manner. The enclosure member encloses the carrier body, so that the enclosure member and the carrier body together define a retention zone therebetween. | 01-19-2012 |
20120013295 | Bidirectional wireless charging/discharging device - A bidirectional wireless charging/discharging device selectively performs electrical charging and discharging operation through selectively transmitting and receiving resonance energy with respect to a corresponding charging/discharging device that includes a second receiver/transmitter device. The bidirectional wireless charging/discharging device includes: a carrier body and a first receiver/transmitter device. The carrier body has a circumference from which an extension section extends. The first receiver/transmitter device is arranged inside the carrier body. The first receiver/transmitter device includes at least one connector, which is exposed outside the carrier body. The first and second receiver/transmitter devices selectively transmit to and receive from each other the resonance energy in a wireless manner and the resonance energy is then converted into electrical power, which is transmitted through the connector, or alternatively, the electrical power is converted into resonance energy for transmission and reception in a wireless manner. | 01-19-2012 |
20120306440 | HANDHELD ELECTRONIC DEVICE WITH POSITIONING FUNCTION - Disclosed is a handheld electronic device with positioning function that includes a device body that contains a transceiver circuit module, a positioning element, and a counterpart positioning element that corresponds to the positioning element in order to effect mutual positioning with respect to each other. The positioning element and the counterpart positioning element are both mounted to one side of the device body. Through rotating or putting up-side down one of two handheld electronic devices, the two handheld electronic devices can be positioned with respect to each other through the positioning elements and the counterpart positioning elements so as to have the transceiver circuit modules of the two handheld electronic devices precisely aligning with each other. | 12-06-2012 |
20130038288 | PROTECTION COVER ALLOWING HANDHELD DEVICE TO REVERSELY DISCHARGE - Disclosed is a protection cover allowing a handheld device to reversely discharge, which includes a bidirectional DC-DC converter and a charging/discharging controller arranged inside the protection cover so as to allow a first handheld device that is received in the protection cover to externally discharge electrical power thereof. The protection cover applies a removable external connection to electrically connect to a second handheld device so as to allow the first handheld device to reversely discharge, via the protection cover, to the second handheld device. | 02-14-2013 |
20130162201 | BIDIRECTIONAL WIRELESS CHARGING AND DISCHARGING DEVICE FOR PORTABLE ELECTRONIC DEVICE - Disclosed is a bidirectional wireless charging and discharging device for portable electronic device. The bidirectional wireless charging and discharging device includes: a wireless receiving and transmitting unit and a logic control unit, a step-up/step-down unit, first and second reverse current protectors, a control switch, and at least a supercapacitor. The first and second reverse current protectors function to prevent reverse current and to switch. The step-up/step-down unit controls step-up conversion in discharging and step-down conversion in charging. The logic control unit detects if a load exists on an opposite side of the wireless receiving and transmitting unit and controls the operations of the step-up/step-down unit and the first and second reverse current protectors, and can be even combined with a control switch to control selectively charging and discharging operations. The supercapacitor absorbs surge occurring in each charging operation. | 06-27-2013 |
20130175981 | WIRELESS CHARGING DEVICE FOR PORTABLE ELECTRONIC DEVICE - Disclosed is a wireless charging device for portable electronic device. The portable electronic device has a circuit device that includes a battery. The wireless charging device includes: a wireless transmission unit and a logic control unit, a step-up/step-down unit, first and second reverse current protectors, and at least a supercapacitor electrically connected between the circuit device and the wireless transmission unit. The first and second reverse current protectors function to prevent reverse current and to switch. The step-up/step-down unit controls step-up conversion in discharging and step-down conversion in charging. The logic control unit detects if a load exists on an opposite side of the wireless transmission unit and controls the operations of the step-up/step-down unit and the first and second reverse current protectors. The supercapacitor absorbs surge occurring in each charging operation to prevent accumulated damage caused by the charging operations. | 07-11-2013 |
20130249308 | Electronic Device With Automatic Positioning Function - The present invention provides an electronic device with automatic positioning function, which includes a device body and a magnetic unit. The device body contains therein a wireless transmission module. The wireless transmission module includes a transmission coil. The device body has one side in which a receiving section is formed. The transmission coil is received in the receiving section. The transmission coil has an outer circumference that is spaced from an inner circumference of the receiving section by a movement distance. The magnetic unit is set at the center of the transmission coil. | 09-26-2013 |
20140070620 | BIDIRECTIONAL WIRELESS POWER TRANSFER DEVICE - The present invention relates to a bidirectional wireless power transfer device, which includes: a first transfer unit; a second transfer unit; a selector that includes a first signal terminal, a second signal terminal, and a power input terminal; a power supply unit, which is electrically connected to the power input terminal of the selector and is also electrically connected to the first transfer unit and the second transfer unit; and a circuit board, on which the first transfer unit, the second transfer unit, the selector, and the power supply unit are mounted. | 03-13-2014 |
20140097790 | BIDIRECTIONAL WIRELESS CHARGING/DISCHARGING DEVICE FOR PORTABLE ELECTRONIC DEVICE - A bidirectional wireless charging/discharging device for the portable electronic device includes a logic control unit, a boost/buck unit, first and second reverse current suppressors, a control switch, and a receipt/transmission mode selection unit. The logic control unit includes an automatic mode selection resetting module. The reverse current suppressor provide function of reverse current prevention and switching. The boost/buck unit controls stepping up/down of voltage in a charging operation. The logic control unit detects if a load exists and controls the operations of the boost/buck unit and the reverse current suppressor and is used in combination with the control switch to control the performance of charging or discharging and is further used in combination with the receipt or transmission mode selection unit to select a desired mode of operation. The receipt/transmission mode selection unit is electrically connected to automatic mode selection resetting module. | 04-10-2014 |
20140152248 | Bypass Control Wireless Charging Device - A bypass control wireless charging device includes a logic control unit electrically connected to a wireless transmission unit, a full-bridge inverter, a buck-boost unit, a discharging switch unit and a back current prevention unit, wherein the discharging switch unit electrically connected to a battery, and a inlet terminal of the back current prevention unit electrically connected to a charging terminal, when the charging terminal electrically connected to an external power, the back current prevention unit turned on by the logic control unit to turned off the discharging switch unit and the input voltage of the external power boosted by buck-boost unit and converted DC to AC by the full-bridge inverter. The coil of the wireless transmission unit provided the emission electricity with AC induction to achieve the purpose of wireless charging for the electronics while received the emission electricity of the wireless transmission unit. | 06-05-2014 |
20140152249 | Bypass Control Bidirectional Wireless Charging Device - A bypass control bidirectional wireless charging device provides bidirectional charging mode, in which includes a logic control unit electrically connected to a wireless transmission unit, a full-bridge inverter, a buck-boost unit, a discharging switch unit, a back current prevention unit and a selective switch unit. While the wireless discharging mode started, the discharging switch unit turned on and the battery provided the transmitting power. While the back current prevention device connected to an external power, the discharging switch unit turned off and the back current prevention device turned off to provide the transmitting power by the battery. While the wireless charging mode started, the handheld devices or the loadings were charged by the wireless charging to achieve the purpose of increasing the effective duration of the battery and the electricity efficiency. | 06-05-2014 |
20150084431 | Double-Sided Bidirectional Wireless Power Device - A double-sided bidirectional wireless power device includes a base and a support board. The base includes a power member. The support board has first and second surfaces and is erected on the base and includes a wireless bidirectional power module built therein, which includes a wireless bidirectional power circuit, an induction resonance circuit, a current/voltage detection unit, and a logic control unit that are electrically connected. To operate, the wireless bidirectional power module receives and converts an alternating current signal into electrical power to be transmitted to the power member for storage. The power member is also operable to transmit electrical power to the wireless bidirectional power module to be converted into an alternating current signal for transmission to an electronic device. The presently disclosed device allows for the simultaneous charging of two electronic devices via the first and second surfaces of the support board. | 03-26-2015 |