Electronic circuit board

• US 10,320,065 B2
• Filed: 05/25/2016
• Issued: 06/11/2019
• Est. Priority Date: 06/09/2015
• Status: Active Grant

• Current Assignee: Canon Kabushiki Kaisha (Canon Inc.)
• Original Assignee: Canon Kabushiki Kaisha (Canon Inc.)
• Inventors: Mikami, Fumio
• Primary Examiner(s): Levi, Dameon E
• Assistant Examiner(s): Islam, Hasan Z
• Application Number:
  US15/164,155
• Publication Number:
  US 20160365628A1
• Time in Patent Office: 1,112 Days
• CPC Class Codes: H01Q 1/002 Protection against seismic waves, thermal radiation or other disturbances, e.g. nuclear explosion; Arrangements for improving the power handling capability of an antenna
• CPC Class Codes: H01Q 1/38 formed by a conductive layer on an insulating support patch antennas H01Q9/0407; microstrip dipole antennas H01Q9/065; microstrip slot antennas H01Q13/106; transmission line microstrip antennas H01Q13/206; manufacturing reflecting surfaces using insulating material for supporting the reflecting surface H01Q15/142
• CPC Class Codes: H01Q 1/44 using equipment having another main function to serve additionally as an antenna , e.g. means for giving an antenna an aesthetic aspectH01Q1/27 - H01Q1/34 take precedence
• CPC Class Codes: H01Q 7/00 Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
• CPC Class Codes: H01Q 9/42 with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
• CPC Class Codes: H04B 5/00 Near-field transmission systems, e.g. inductive or capacitive transmission systems
• CPC Class Codes: H04B 5/43 Antennas
• CPC Class Codes: H04B 5/70 specially adapted for specific purposes

Abstract

An electronic circuit board includes an antenna pattern for wireless communication and an electrostatic removing member. The antenna pattern is arranged on a first surface of the electronic circuit board, the electrostatic removing member is arranged on a second surface of the electronic circuit board, the second surface being on a side opposite to the first surface, and the electronic circuit board is to be incorporated in a console unit of a printing apparatus.

Claims

1. An electronic circuit board comprising:

an antenna for wireless communication with a mobile terminal; and

an electrostatic removing member,

wherein the antenna is formed on a first surface of the electronic circuit board by printed wiring,

the electrostatic removing member is arranged on a second surface of the electronic circuit board and grounded to flow static electricity that enters from an outside of a console unit of a printing apparatus to a ground, the second surface being on a side opposite to the first surface, and

the electronic circuit board is incorporated in the console unit of the printing apparatus to which the mobile terminal is approached to perform the wireless communication.

2. The electronic circuit board according to claim 1, wherein the electronic circuit board is incorporated in the console unit of the printing apparatus in a state in which the second surface is oriented toward an entrance path for static electricity.

3. The electronic circuit board according to claim 1, wherein the electrostatic removing member is a conductive sheet.

4. The electronic circuit board according to claim 1, wherein the electrostatic removing member is a sheet made of aluminum.

5. The electronic circuit board according to claim 1, wherein a width of the electrostatic removing member is smaller than a width of the antenna.

6. The electronic circuit board according to claim 1, wherein a width of the electrostatic removing member is equal to or less than one third of a width of the antenna.

7. The electronic circuit board according to claim 1, wherein the antenna is an antenna for executing wireless communication by NFC (Near Field Communication).

8. The electronic circuit board according to claim 1, further comprising an integrated circuit for controlling communication via the antenna and a connector for electrically connecting to a controller of the printing apparatus that controls the integrated circuit, provided on the first surface of the electronic circuit board.

9. The electronic circuit board according to claim 1, wherein the electronic circuit board is mounted at a predetermined side of the console unit in the console unit, and

wherein the electrostatic removing member is arranged at the predetermined side of the console unit on the second surface of the electronic circuit board.

10. The electronic circuit board according to claim 9, wherein the antenna has a rectangular shape and one long side of the antenna is located closer to the predetermined side than another long side of the antenna.

11. The electronic circuit board according to claim 1, wherein the electronic circuit board is mounted at a location toward a predetermined direction in the console unit, and

wherein the electrostatic removing member is arranged at the location toward the predetermined direction in the console unit on the second surface of the electronic circuit board.

12. The electronic circuit board according to claim 1, wherein the antenna receives a radio wave from the mobile terminal that approaches from over the console unit, and

wherein the first surface of the electronic circuit board on which the antenna is formed faces a lower part of the console unit, and the second surface of the electronic circuit board on which the electrostatic removing member is arranged faces an upper part of the console unit.

13. A printing apparatus performing a wireless communication with a mobile terminal, the printing apparatus comprising:

a circuit board that performs the wireless communication with the mobile terminal; and

a case for mounting the circuit board inside, to which the mobile terminal approaches to perform the wireless communication,

wherein an antenna is formed on a first surface of the circuit board by printed wiring, and an electrostatic removing member is arranged on a second surface, being on a side opposite to the first surface, of the circuit board, wherein the electrostatic removing member is grounded to flow static electricity that enters from an outside of the case to a ground.

14. The printing apparatus according to claim 13, wherein the circuit board is mounted at a predetermined side of the case in the case, and

wherein the electrostatic removing member is arranged at the predetermined side in the case on the second surface of the electronic circuit board.

15. The printing apparatus according to claim 14, wherein the circuit board is mounted in the case such that the first surface on which the antenna is formed faces down, and the second surface on which the electrostatic removing member is arranged faces up.

16. The printing apparatus according to claim 15, wherein the circuit board performs the wireless communication with the mobile terminal located over the case.

17. The printing apparatus according to claim 14, wherein the antenna and the electrostatic removing member respectively have rectangular shapes,

wherein a long side of the electrostatic removing member corresponds to a long side of the antenna, and a length of a short side of the electrostatic removing member is less than one third of a length of short side of the antenna.

18. The printing apparatus according to claim 13, further comprising an integrated circuit connected to the antenna that controls the wireless communication via the antenna and a connector for electrically connecting the integrated circuit to a controller of the printing apparatus, provided on the first surface of the circuit board.

19. The printing apparatus according to claim 13, wherein the circuit board is mounted in the case using a conductive member, and the conductive member electrically connects the electrostatic removing member to the ground of the printing apparatus.

20. The printing apparatus according to claim 13, wherein the antenna and the electrostatic removing member are respectively formed on the first surface and the second surface of the circuit board by printed wiring.