Wide-band antenna and electronic device including the same

1. An electronic device comprising:

a housing including a first plate disposed to be oriented in a first direction, a second plate disposed to be oriented in a second direction opposite the first direction, and a side member surrounding a space between the first plate and the second plate and coupled to or integrally formed with the second plate;

a display visible through at least part of the first plate;

a printed circuit board (PCB) disposed in the space and including a ground; and

an antenna device disposed on the PCB and the second plate,

wherein the antenna device includes a first antenna for intermediate and high bands and a second antenna for a low band, the second antenna being spaced apart from the first antenna,

wherein the first antenna includes:

a first conductive pattern disposed between the PCB and the second plate and including a first portion and a second portion spaced apart from the first portion;

a radio frequency (RF) communication circuit electrically connected with the first portion and configured to transmit or receive at least one signal having a predetermined frequency;

a first conductive path electrically connecting the first portion and the RF communication circuit;

a second conductive path electrically connecting the second portion and a first position of the ground;

a third conductive path electrically connecting the first portion and a second position of the ground;

a fourth conductive path electrically connecting the first portion and a third position of the ground;

at least one first conductive connection member included in at least one of the first conductive path, the third conductive path, or the fourth conductive path; and

a second conductive connection member included on the second conductive path, and

wherein the second antenna includes:

a second conductive pattern spaced apart from the first conductive pattern and including a third portion and a fourth portion spaced apart from the third portion;

a fifth conductive path electrically connecting the RF communication circuit and the third portion;

a sixth conductive path electrically connecting a fourth position of the ground and the fourth portion;

a seventh conductive path electrically connecting a fifth position of the ground and the third portion;

at least one third conductive connection member disposed between the third portion and the PCB and included in at least one of the fifth conductive path or the seventh conductive path; and

a fourth conductive connection member disposed between the fourth portion and the PCB and included in the sixth conductive path.

2. The electronic device of claim 1 , wherein at least part of the third conductive path or the fourth conductive path is coupled with the first conductive pattern.

3. The electronic device of claim 1 , further comprising:

at least one first switch disposed on the second conductive path.

4. The electronic device of claim 1 , wherein the first position, the second position, and the third position are spaced apart from each other.

5. The electronic device of claim 1 , further comprising:

an insulative member disposed between the second plate and the PCB,

wherein the first conductive pattern is disposed on the insulative member.

6. The electronic device of claim 1 , wherein the first conductive pattern is disposed close to an electronic component including a conductive constituent element.

7. The electronic device of claim 6 , wherein the electronic component includes a speaker, an earphone jack connection device, a universal serial bus (USB) connector, a camera, or a sensor.

8. The electronic device of claim 1 , further comprising:

at least one second switch disposed on the sixth conductive path.

9. The electronic device of claim 1 , wherein the second conductive pattern is disposed close to an electronic component including a conductive constituent element.

10. The electronic device of claim 9 , wherein the electronic component includes a speaker, an earphone jack connection device, a universal serial bus (USB) connector, a camera, or a sensor.

11. The electronic device of claim 1 , wherein at least part of the seventh conductive path is coupled with the second conductive pattern.

12. The electronic device of claim 1 , further comprising:

a rear case between the second plate and the PCB,

wherein the rear case includes an insulative member.

13. An electronic device comprising:

a printed circuit board (PCB) including a ground and a radio frequency (RF) communication circuit;

a rear case disposed to face the PCB; and

an antenna device disposed on the PCB and the rear case,

wherein the antenna device includes a first antenna for intermediate and high bands and a second antenna for a low band, the second antenna being spaced apart from the first antenna,

wherein the first antenna includes:

a first antenna radiation pattern including a first portion and a second portion spaced apart from the first portion, and disposed on one surface of the rear case;

a first conductive connection member disposed between the first portion and the PCB;

a second conductive connection member disposed between the second portion and the PCB;

a first power-feeding line that electrically connects the RF communication circuit and the first conductive connection member so as to feed power;

a first ground line electrically connecting the second conductive connection member and the ground so as to ground the first antenna radiation pattern;

a second ground line electrically connecting the first conductive connection member and the ground so as to ground the first antenna radiation pattern; and

a third ground line electrically connecting the first conductive connection member and the ground so as to ground the first antenna radiation pattern, and

wherein the second antenna includes:

a second antenna radiation pattern including a third portion and a fourth portion spaced apart from the third portion and disposed on the one surface of the rear case;

a third conductive connection member disposed between the third portion and the PCB;

a fourth conductive connection member disposed between the fourth portion and the PCB;

a second power-feeding line electrically connecting the third conductive connection member and the RF communication circuit so as to feed power to the second antenna radiation pattern;

a fourth ground line electrically connecting the fourth conductive connection member and the PCB so as to ground the second antenna radiation pattern; and

a fifth ground line electrically connecting the third conductive connection member and the PCB so as to ground the second antenna radiation pattern.

14. The electronic device of claim 13 , wherein the intermediate and high bands include a frequency band between 1700 megahertz (MHz) to 2700 MHz.

15. The electronic device of claim 13 , further comprising:

a first switch disposed between the second conductive connection member and the PCB; and

a second switch disposed between the fourth conductive connection member and the PCB.

16. The electronic device of claim 13 , wherein the first antenna radiation pattern includes:

a first region in which electrical coupling with the second ground line occurs; and

a second region in which electrical coupling with the third ground line occurs.

17. The electronic device of claim 13 , wherein the second antenna radiation pattern includes a third region which is electrically coupled with the fifth ground line.