RECHARGING DEVICE AND RECHARGING SYSTEM USING SAME

• US 20100213894A1
• Filed: 04/27/2009
• Published: 08/26/2010
• Est. Priority Date: 02/20/2009
• Status: Active Grant

• Current Assignee: Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. (Hon Hai Precision Industry Co., Ltd.), Hon Hai Precision Industry Co., Ltd.
• Original Assignee: Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. (Hon Hai Precision Industry Co., Ltd.), Hon Hai Precision Industry Co., Ltd.
• Inventors: SIP, KIM-YEUNG, YANG, SONG-LING
• Granted Patent: US 8,067,921 B2
• Time in Patent Office: Days
• US Class Current: 320/108
• CPC Class Codes: B60L 53/38 specially adapted for charging by inductive energy transfer
• CPC Class Codes: H01M 10/46 Accumulators structurally combined with charging apparatus circuits for charging H02J7/00
• CPC Class Codes: H02J 2310/22 The load being a portable electronic device
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 50/90 involving detection or optimisation of position, e.g. alignment
• CPC Class Codes: H02J 7/0042 characterised by the mechanical construction
• CPC Class Codes: Y02E 60/10 Energy storage using batteries
• CPC Class Codes: Y02T 10/70 Energy storage systems for electromobility, e.g. batteries
• CPC Class Codes: Y02T 10/7072 Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
• CPC Class Codes: Y02T 90/12 Electric charging stations
• CPC Class Codes: Y02T 90/14 Plug-in electric vehicles

Abstract

A recharging system for wireless charging comprising an electronic device and a recharging device. The electronic device comprises a first electromagnetic induction device and a rechargeable battery. The recharging device comprises a detection layer, a second electromagnetic induction device, and a driving device. The detection layer is configured for detecting the position of the electronic device. The driving device drives the second electromagnetic induction device to align with the first electromagnetic induction device. The second electromagnetic induction device is configured for inducing a current in the first electromagnetic induction device.

Claims

1. A recharging system, comprising:

an electronic device comprising;

a first electromagnetic induction device, and

a rechargeable battery;

a recharging device comprising;

a casing comprising a loading plate and four side walls, the side walls vertically disposed on the fringe of the loading plate, the loading plate being configured for loading the electronic device;

a detection layer configured for detecting the position of the electronic device according to electromagnetic wave generated by the first electromagnetic induction device;

a second electromagnetic induction device; and

a driving device comprising a first motor and a second motor, the first motor and the second motor slidably latched in the side walls, and driving the second electromagnetic induction device to align with the first electromagnetic induction device.

2. The recharging system as claimed in claim 1, wherein the electronic device further comprises a first current process module configured for converting a direct current generated by the rechargeable battery into an alternating current and converting alternating current generated by the first electromagnetic induction device into direct current.

3. The recharging system as claimed in claim 2, wherein the electronic device further comprises a first microprocessor configured for controlling the first current process module to change the operation mode.

4. The recharging system as claimed in claim 1, wherein the recharging device further comprises a second current process module configured for modulating the current of a power source and the current of the second electromagnetic induction device.

5. The recharging system as claimed in claim 1, wherein the recharging device further comprising a second microprocessor configured for detecting the position of the electronic device and controlling the driving device.

6. The recharging system as claimed in claim 1, wherein the detection layer further comprises a first layer and a second layer, the first layer and the second layer being a grid of wires and running perpendicular to each other.

7. The recharging system as claimed in claim 1, wherein the side walls comprises an inner surface defining a pair of first guide grooves and a pair of second guide grooves;

the first motor comprises a first controller and a first shaft, the second motor comprises a second controller and a second shaft;

the first shaft is slidably latched in the second guide grooves, and the second shaft is slidably latched in the first guide grooves.

8. A recharging device, comprising:

a casing comprising a loading plate and four side walls, the side walls vertically disposed on the fringe of the loading plate, the loading plate being configured for loading an electronic device;

a detection layer configured for detecting the position of the electronic device using electromagnetiv wave generated by the electronic device;

a second electromagnetic induction device; and

a driving device comprising a first motor and a second motor, the first motor and the second motor slidably latched in the side walls, and driving the second electromagnetic induction device to align with the electronic device.

9. The recharging device as claimed in claim 8, wherein the recharging device further comprises a second current process module configured for modulating the current of a power source and the current of the second electromagnetic induction device.

10. The recharging device as claimed in claim 8, wherein the recharging device further comprises a second microprocessor configured for detecting the position of the electronic device and controlling the driving device.

11. The recharging device as claimed in claim 8, wherein the detection layer further comprises a first layer and a second layer, the first layer and the second layer being a grid of wires and running perpendicular to each other.

12. The recharging device as claimed in claim 8, wherein the side walls comprise an inner surface defining a pair of first guide grooves and a pair of second guide grooves;

the first motor comprises a first controller and a first shaft, the second motor comprises a second controller and a second shaft;

the first shaft is slidably latched in the second guide grooves, and the second shaft is slidably latched in the first guide grooves.