WIRELESS DRIVER SYSTEM

• US 20110215757A1
• Filed: 12/13/2010
• Published: 09/08/2011
• Est. Priority Date: 03/02/2010
• Status: Active Grant

• Current Assignee: Fu Da Tong Technology Co., Ltd.
• Original Assignee: Fu Da Tong Technology Co., Ltd.
• Inventors: TSAI, Ming-Chiu
• Granted Patent: US 8,461,802 B2
• Time in Patent Office: Days
• US Class Current: 320/108
• CPC Class Codes: G07C 2009/00634 Power supply for the lock
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 50/12 of the resonant type
• CPC Class Codes: H02J 50/80 involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
• CPC Class Codes: H02J 7/00 Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
• CPC Class Codes: H02J 7/00034 Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge

Abstract

A wireless driver system includes a mobile power supply module consisting of a transmitter-receiver coil, a resonant circuit, a charging circuit assembly, a power supply circuit assembly, a signal generator circuit, a power storage unit, a microprocessor and a voltage sensing circuit and controllable to transmit an electrical energy and a control signal wirelessly to a driver, and a driver consisting of a receiver coil, a resonant circuit, a signal sensing circuit, a power-receiving circuit, a microprocessor, a motor driver circuit and a driving mechanism and adapted for receiving the electrical energy and control signal from the mobile power supply module for switching the driving mechanism between two opposing positions.

Claims

1. A wireless driver system, comprising:

a mobile power supply module, said mobile power supply module comprising a transmitter-receiver coil adapted for transmitting and receiving an electrical energy and a wireless control signal, a resonant circuit electrically connected with said transmitter-receiver coil, a charging circuit assembly electrically connected with the resonant circuit of said mobile power supply module, a power supply circuit assembly electrically connected with the resonant circuit of said mobile power supply module, a signal generator circuit electrically connected with the resonant circuit of said mobile power supply module, a power storage unit electrically connected with said charging circuit assembly and said power supply circuit assembly and chargeable by said charging circuit, a microprocessor electrically connected with said signal generator circuit and said charging circuit assembly and adapted for controlling said charging circuit to charge said power storage unit and said power supply circuit assembly to discharge an electrical energy from said power storage unit out of said transmitter-receiver coil through the resonant circuit of said mobile power supply module and a voltage sensing circuit electrically connected with said microprocessor and said charging circuit assembly and adapted for sensing the voltage level at predetermined circuit node in said mobile power supply module; and

a driver, said driver comprising a receiver coil adapted for receiving an external electrical energy and control signal from said transmitter-receiver coil of said mobile power supply module, a resonant circuit electrically connected with said receiver coil, a signal sensing circuit electrically connected with said receiver coil and adapted for analyzing and decoding the control signal received from said receiver coil through the resonant circuit of said driver, a power-receiving circuit assembly electrically connected with the resonant circuit of said driver and adapted for processing the electrical energy received from said receiver coil through the resonant circuit of said driver, a microprocessor electrically connected with the signal sensing circuit and the power-receiving circuit assembly and adapted for receiving the electrical energy from said power-receiving circuit assembly and the control signal from said signal sensing circuit and controlling the operation of said power-receiving circuit assembly, a motor driver circuit electrically connected with said microprocessor and said power-receiving circuit assembly and controllable by the microprocessor of said driver, and a driving mechanism electrically connected with said motor driver circuit and movable by said motor driver circuit subject to the control of the microprocessor of said driver.

2. The wireless driver system as claimed in claim 1, wherein said mobile power supply module is installed in one of the group of mobile telephone, remote controller and wireless intercom.

3. The wireless driver system as claimed in claim 1, wherein said charging circuit assembly of said mobile power supply module comprises a circuit breaker electrically connected with the resonant circuit of said mobile power supply module, a signal sensing circuit electrically connected in series between said circuit breaker and the microprocessor of said mobile power supply module, a rectifier-filter circuit electrically connected with said circuit breaker, a voltage regulator electrically connected with said rectifier-filter circuit and said power storage unit, a current-sensing protection circuit electrically connected with said voltage regulator and said voltage sensing circuit, and a charging management circuit electrically connected in series between said current-sensing protection circuit and said power storage unit.

4. The wireless driver system as claimed in claim 1, wherein said power supply circuit assembly comprises a voltage booster circuit adapted for receiving the discharged electrical energy from said power storage unit, a half-/full-bridge driver electrically connected to the output terminal of said voltage booster circuit and a MOSFET array electrically connected with said half-/full-bridge driver and the resonant circuit of said mobile power supply module.

5. The wireless driver system as claimed in claim 1, wherein said power storage unit is a storage battery or rechargeable battery.

6. The wireless driver system as claimed in claim 1, wherein said driver is an electrically controlled lock or electrically controlled switch;

said driving mechanism is the latch of an electrically controlled lock or the switching lever of an electrically controlled switch.

7. The wireless driver system as claimed in claim 1, wherein said power-receiving circuit assembly of said driver comprises a rectifier-filter circuit electrically connected with the resonant circuit of said driver, a circuit breaker electrically connected with the rectifier-filter circuit of said driver, a voltage sensing circuit electrically connected in series between rectifier-filter circuit and microprocessor of said driver, a voltage regulator electrically connected with the circuit breaker and microprocessor of said driver and a storage capacitor electrically connected with the voltage regulator of said driver and said motor driver circuit.

8. The wireless driver system as claimed in claim 1, wherein said driver further comprises an electromechanical controller electrically connected with said driving mechanism and an emergency control circuit electrically connected with said electromechanical controller and manually operable to drive said electromechanical controller in switching said driving mechanism.