REFLECTED ENERGY MANAGEMENT APPARATUS AND METHOD FOR RESONANCE POWER TRANSMISSION

• US 20110156635A1
• Filed: 12/14/2010
• Published: 06/30/2011
• Est. Priority Date: 12/29/2009
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: Kim, Nam Yun, Park, Eun Seok, Ryu, Young Ho, Kwon, Sang Wook, Hong, Young Tack
• Granted Patent: US 8,957,630 B2
• Time in Patent Office: Days
• US Class Current: 320/107
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 50/12 of the resonant type

Abstract

Provided is a reflected energy management apparatus for resonance power transmission. The reflected energy management apparatus for resonance power transmission may include a source resonator configured to transmit a power to a target resonator, and a reflected power management unit configured to: detect a reflected wave corresponding to the power transmitted to the target resonator, and to generate a power using the detected reflected wave.

Claims

1. A reflected energy management apparatus for resonance power transmission, the reflected energy management apparatus comprising:

a source resonator configured to transmit a power to a target resonator; and

a reflected power management unit configured to;

detect a reflected wave corresponding to the power transmitted to the target resonator; and

generate a power using the detected reflected wave.

2. The reflected energy management apparatus of claim 1, wherein the reflected power management unit comprises:

a coupler configured to detect the reflected wave by electrical coupling;

a rectifier configured to generate a direct current (DC) power by rectifying the reflected wave detected by the coupler; and

a charging unit configured to store the DC power.

3. The reflected energy management apparatus of claim 1, wherein the reflected power management unit comprises:

a coupler configured to detect the reflected wave by electrical coupling;

a rectifier configured to generate a DC voltage by rectifying the reflected wave detected by the coupler; and

a DC-to-DC (DC/DC) converter configured to provide the DC voltage as an auxiliary power of a resonance power transmission apparatus.

4. The reflected energy management apparatus of claim 1, further comprising:

a circulator configured to;

provide the source resonator with a power input from a resonance power transmission apparatus; and

provide the reflected power management unit with the reflected wave.

5. A reflected energy management apparatus for resonance power transmission, the reflected energy management apparatus comprising:

a coupler configured to detect a reflected wave by electrical coupling, the reflected wave being generated in a resonance power transmission system;

a rectifier configured to generate a DC power by rectifying the reflected wave detected by the coupler; and

a charging unit configured to store the DC power.

6. A reflected energy management method for resonance power transmission, the method comprising:

transmitting, by a source resonator, a power to a target resonator; and

detecting, by a reflected power management unit, a reflected wave corresponding to the power transmitted to the target resonator; and

generating, by the reflected power management unit, a power using the detected reflected wave.

7. The method of claim 6, further comprising:

detecting the reflected wave by electrical coupling;

generating a direct current (DC) power by rectifying the detected reflected wave; and

storing the DC power.

8. The method of claim 6, further comprising:

detecting the reflected wave by electrical coupling;

generating a DC voltage by rectifying the detected reflected wave; and

providing the DC voltage as an auxiliary power of a resonance power transmission apparatus.

9. The method of claim 6, further comprising:

providing the source resonator with a power input from a resonance power transmission apparatus; and

providing the reflected power management unit with the reflected wave.

10. A reflected energy management method for resonance power transmission, the method comprising:

detecting, by a coupler, a reflected wave by electrical coupling, the reflected wave being generated in a resonance power transmission system;

generating, by a rectifier, a DC power by rectifying the reflected wave detected by the coupler; and

storing, by a charging unit, the DC power.