Magnetic connector module having power supply blocking circuit

• US 9,088,097 B2
• Filed: 05/21/2013
• Issued: 07/21/2015
• Est. Priority Date: 02/20/2013
• Status: Active Grant

• Current Assignee: SPS Incorporated
• Original Assignee: SPS Incorporated
• Inventors: Kim, Hyun Jun, Youn, Dae-Young, Park, Hyun-Soo
• Primary Examiner(s): Abrams, Neil
• Application Number:
  US13/898,503
• Publication Number:
  US 20140235075A1
• Time in Patent Office: 791 Days
• Field of Search: 439/21, 439/39, 439/188, 439/489
• US Class Current: 1/1
• CPC Class Codes: H01R 11/30 End pieces held in contact by a magnet
• CPC Class Codes: H01R 12/59 for flexible printed circuits, flat or ribbon cables or like structures
• CPC Class Codes: H01R 13/24 resilient; resiliently-mounted
• CPC Class Codes: H01R 13/6205 Two-part coupling devices held in engagement by a magnet
• CPC Class Codes: H01R 13/641 by indicating incorrect coupling; by indicating correct or full engagement
• CPC Class Codes: H01R 13/7031 Shorting, shunting or bussing of different terminals interrupted or effected on engagement of coupling part, e.g. for ESD protection, line continuity
• CPC Class Codes: H01R 24/38 having concentrically or coaxially arranged contacts
• CPC Class Codes: H01R 31/08 Short-circuiting members for bridging contacts in a counterpart

Abstract

Provided is a magnetic connector module including: a pattern electrode part module; and a pin terminal part module, wherein the pattern electrode part module includes pattern electrodes having a concentric circle shape, pattern electrode part magnets, and a pattern electrode part connector, wherein the pin terminal part module includes a plurality of pin terminals, pin terminal part magnets, and a pin terminal part connector wherein the plurality of pin terminals include a power terminal VCC, a ground power terminal GND, and a signal terminal S, wherein an electrode contacting the ground power terminal GND and an electrode contacting the signal terminal S among the pattern electrodes are electrically short-circuited, and wherein the pin terminal part module includes the power supply blocking circuit allowing power supply to the power terminal VCC only in a state in which the ground power terminal GND and the signal terminal S are electrically short-circuited.

Claims

1. A magnetic connector module including a power supply blocking circuit, comprising:

a pattern electrode part module; and

a pin terminal part module,

wherein the pattern electrode part module includes pattern electrodes having a concentric circle shape, pattern electrode part magnets, and a pattern electrode part connector,

wherein the pin terminal part module includes a plurality of pin terminals, pin terminal part magnets, and a pin terminal part connector,

wherein the pattern electrode part magnets and the pin terminal part magnets are magnetically coupled to each other to allow the pattern electrodes and the plurality of pin terminals to contact each other,

wherein the plurality of pin terminals include a power terminal VCC, a ground power terminal GND, and a signal terminal S,

wherein an electrode contacting the ground power terminal GND and an electrode contacting the signal terminal S among the pattern electrodes are electrically short-circuited, and

wherein the pin terminal part module includes the power supply blocking circuit allowing power supply to the power terminal VCC only in a state in which the ground power terminal GND and the signal terminal S are electrically short-circuited.

2. The magnetic connector module including a power supply blocking circuit of claim 1, wherein the plurality of pin terminals further include a data terminal D+ and a data terminal D−

.

3. The magnetic connector module including a power supply blocking circuit of claim 2, wherein the pin terminal part module further includes a circuit stopping data outputs to the data terminal D+ and the data terminal D−

in the case in which a voltage of the data terminal D+ or the data terminal D−

is a predetermined reference voltage or more.

4. The magnetic connector module including a power supply blocking circuit of claim 2, wherein the pin terminal part module further includes a circuit stopping a data output to the data terminal D+ in the case in which a voltage of the data terminal D+ is a predetermined reference voltage or more and stopping a data output to the data terminal D−

in the case in which a voltage of the data terminal D−

is a predetermined reference voltage or more.

5. The magnetic connector module including a power supply blocking circuit of claim 1, wherein the electrode contacting the ground power terminal GND and the electrode contacting the signal terminal S among the pattern electrodes are formed integrally with each other and have a ring shape.

6. The magnetic connector module including a power supply blocking circuit of claim 1, wherein the pattern electrode part magnet is embedded inside the pattern electrode, and the pin terminal part magnet is embedded inside the pin terminal.

7. The magnetic connector module including a power supply blocking circuit of claim 1, wherein the pattern electrode part magnets are disposed at intervals of the same angle at the same distance from the center of the pattern electrode in the vicinity of the pattern electrode, and the pin terminal part magnets are disposed at intervals of the same angle at the same distance from the center of the pin terminal in the vicinity of the pin terminal.

8. The magnetic connector module including a power supply blocking circuit of claim 1, wherein the pattern electrode part magnets include a first magnet embedded inside the pattern electrode and third magnets disposed at intervals of the same angle at the same distance from the center of the pattern electrode in the vicinity of the pattern electrode,

the pin terminal part magnets include a second magnet embedded inside the pin terminal and fourth magnets disposed at intervals of the same angle at the same distance from the center of the pin terminal in the vicinity of the pin terminal, and

the first magnet is magnetically coupled to the second magnet and the third magnets are magnetically coupled to the fourth magnets, respectively, thereby electrically connecting the pattern electrodes and the plurality of pin terminals to each other, respectively.

9. The magnetic connector module including a power supply blocking circuit of claim 1, wherein the pin terminal part connector is a universal serial bus (USB) connector.

10. A magnetic connector module including a power supply blocking circuit, comprising:

a pattern electrode part module; and

a pin terminal part module,

wherein the pattern electrode part module includes pattern electrodes having a concentric circle shape, pattern electrode part magnets, and a pattern electrode part connector,

wherein the pin terminal part module includes a plurality of pin terminals, pin terminal part magnets, and a pin terminal part connector,

wherein the pattern electrode part magnets and the pin terminal part magnets are magnetically coupled to each other to allow the pattern electrodes and the plurality of pin terminals to contact each other,

wherein the plurality of pin terminals include a power terminal VCC, a ground power terminal GND, and a signal terminal S, and

wherein the pin terminal part module includes the power supply blocking circuit allowing power supply to the power terminal VCC only when the ground power terminal GND and the signal terminal S accurately contact electrodes corresponding thereto.