TRANSMISSION INTERFACE DEVICE AND SYSTEM THEREOF

• US 20140302780A1
• Filed: 04/03/2014
• Published: 10/09/2014
• Est. Priority Date: 04/03/2013
• Status: Active Grant

• Current Assignee: National Taiwan University (Government of The Republic of China)
• Original Assignee: National Taiwan University (Government of The Republic of China)
• Inventors: MAO, SHAU-GANG
• Granted Patent: US 9,831,919 B2
• Time in Patent Office: Days
• US Class Current: 455/41.1
• CPC Class Codes: H04B 5/24 Inductive coupling
• CPC Class Codes: H04B 5/72 for local intradevice communication
• CPC Class Codes: H04B 5/79 for data transfer in combination with power transfer

Abstract

An exemplary embodiment of the present disclosure illustrates a transmission interface device, and the transmission interface device comprises an antenna body. The antenna body comprises at least one electric coupling body and at least one magnetic coupling body at least covering or surrounding portion of the electric coupling body. When the antenna of the electronic device is close to the antenna body, the antenna body and the antenna of the electronic device selectively generate an electric coupling effect, a magnetic coupling effect, or a strong electromagnetic coupling effect, such that the transmission interface device can wirelessly charge the electronic device, or alternatively the transmission interface device and the electronic device can perform a power or data transmission.

Claims

1. A transmission interface device, comprising:

an antenna body, comprising;

at least one electric coupling body;

at least one magnetic coupling body, at least covering or surrounding portion of the electric coupling body;

wherein when an antenna of an electronic device is close to the antenna body, the antenna body and the antenna of the electronic device selectively generate an electric coupling effect, a magnetic coupling effect, or a strong electromagnetic coupling effect, such that the transmission interface device wirelessly charges the electronic device, or alternatively the transmission interface and the electronic device perform a power or data transmission.

2. The transmission interface device according to claim 1, further comprising:

a grounding unit, electrically connected to the antenna body.

3. The transmission interface device according to claim 1, further comprising:

a chip, electrically connected to the antenna body, wirelessly charging the electronic device, or alternatively performing the power or data transmission with the electronic device through the electric coupling effect, the magnetic coupling effect, or strong electromagnetic coupling effect.

4. The transmission interface device according to claim 2, wherein the grounding unit is an independent metal grounding plane or a grounding plane of a print circuit board.

5. The transmission interface device according to claim 1, wherein the magnetic coupling body is a loop or U-shaped magnetic coupling body, therefore at least covering or surrounding the portion of the electric coupling body.

6. The transmission interface device according to claim 1, wherein the electric coupling body is plate dipole antenna or a planar inverted-F antenna.

7. The transmission interface device according to claim 1, wherein the antenna body and the antenna of the electronic device selectively generate the electric coupling effect, the magnetic coupling effect, or the strong electromagnetic coupling effect according to characteristics of the antenna of the electronic device.

8. A transmission interface system, comprising:

an electronic device; and

a transmission interface device, comprising;

an antenna body, comprising;

at least one electric coupling body; and

at least one magnetic coupling body, at least covering or surrounding portion of the electric coupling body;

wherein when an antenna of the electronic device is close to the antenna body, the antenna body and the antenna of the electronic device selectively generate an electric coupling effect, a magnetic coupling effect, or a strong electromagnetic coupling effect, such that the transmission interface device wirelessly charges the electronic device, or alternatively the transmission interface and the electronic device perform a power or data transmission.

9. The transmission interface system according to claim 8, wherein the transmission interface device further comprises:

a grounding unit, electrically connected to the antenna body.

10. The transmission interface system according to claim 8, wherein the transmission interface device further comprises:

a chip, electrically connected to the antenna body, wirelessly charging the electronic device, or alternatively performing the power or data transmission with the electronic device through the electric coupling effect, the magnetic coupling effect, or strong electromagnetic coupling effect.

11. The transmission interface system according to claim 9, wherein the grounding unit is an independent metal grounding plane or a grounding plane of a print circuit board.

12. The transmission interface system according to claim 8, wherein the magnetic coupling body is a loop or U-shaped magnetic coupling body, therefore at least covering or surrounding the portion of the electric coupling body.

13. The transmission interface system according to claim 8, wherein the electric coupling body is plate dipole antenna or a planar inverted-F antenna.

14. The transmission interface system according to claim 8, wherein the antenna body and the antenna of the electronic device selectively generate the electric coupling effect, the magnetic coupling effect, or the strong electromagnetic coupling effect according to characteristics of the antenna of the electronic device.

15. The transmission interface system according to claim 8, further comprising:

an equipment, connected to the transmission interface device.

16. The transmission interface system according to claim 8, wherein the equipment is an automobile communication interface, a desk, a portable power supply, an appliance, or a computing device, and the transmission interface device is integrated into the equipment.

17. The transmission interface system according to claim 8, wherein the electronic device is a pad, an automobile electronic device, a portable storage device, or a cell phone.

18. The transmission interface system according to claim 8, wherein the electronic device is integrated into a vehicle or an appliance.