Method of providing antenna by using component in electronic device and the electronic device therefor

Patent metadata

Field	Value
Publication number	US-9503142-B2
Application number	US-201514657349-A
Country	US
Kind code	B2
Filing date	Mar 13, 2015
Priority date	Mar 14, 2014
Publication date	Nov 22, 2016
Grant date	Nov 22, 2016

Abstract

An electronic device is provided. The electronic device includes a control signal generation unit configured to generate a control signal corresponding to a user input, a signal transmission unit configured to transmit the generated control signal to a signal processing unit, the signal processing unit configured to process the transmitted control signal, and a ground connection unit configured to connect a ground plate of the signal transmission unit and a ground plate of the signal processing unit, wherein the ground plate of the signal transmission unit and the ground plate of the signal processing unit are spaced from each other and the ground plate of the signal transmission unit is used as a radiator.

First claim

What is claimed is:

1. An electronic device comprising:
a control signal generation unit configured to generate a control signal corresponding to a user input;
a signal transmission unit configured to transmit the generated control signal to a signal processing unit;
the signal processing unit configured to process the transmitted control signal; and
a ground connection unit configured to connect a ground plate of the signal transmission unit and a ground plate of the signal processing unit,
wherein the ground plate of the signal transmission unit and the ground plate of the signal processing unit are spaced from each other and the ground plate of the signal transmission unit is used as a radiator, and
wherein the ground plate of the signal processing unit substantially surrounds the ground plate of the signal transmission unit.

2. The electronic device of claim 1 , further comprising:
a signal line configured to connect the control signal generation unit and the signal processing unit;
a communication signal generation unit configured to generate a communication signal; and
a communication line configured to connect the ground plate of the signal transmission unit and the communication signal generation unit.

3. The electronic device of claim 2 ,
wherein the signal line is shorted based on the generation of the control signal, and
wherein the communication line is opened based on the generation of the control signal.

4. The electronic device of claim 2 , wherein the signal line comprises an inductor or a radio frequency choke (RFC).

5. The electronic device of claim 2 , wherein the communication line comprises a matching circuit.

6. The electronic device of claim 2 ,
wherein the signal line is opened based on the generation of the communication signal, and
wherein the communication line is shorted based on the generation of the communication signal.

7. The electronic device of claim 2 , further comprising another radiator connected to the ground plate of the signal transmission unit and the communication signal generation unit.

8. The electronic device of claim 1 , wherein the user input corresponds to one of a manipulation of at least one of a volume button, a power button, and a home button of the electronic device and an object detected by a sensor of the electronic device.

9. The electronic device of claim 1 , wherein the signal transmission unit is formed of one of a printed circuit board (PCB), a Flexible PCB (FPCB), and metal.

10. The electronic device of claim 1 , wherein the ground connection unit is shorted based on the generation of the control signal.

11. The electronic device of claim 1 ,
wherein the electronic device includes a plurality of signal generation units, and
wherein the signal transmission unit comprises a plurality of signal lines that respectively connect the plurality of signal generation units and the signal processing unit.

12. The electronic device of claim 11 ,
wherein the signal transmission unit comprises the ground plate of the signal transmission unit, and
wherein the plurality of signal lines are formed on the ground plate of the signal transmission unit.

13. The electronic device of claim 1 , further comprising another radiator implemented according to a necessary frequency band.

14. A communication method for communicating using an electronic device having a control signal generation unit, a signal transmission unit, a signal processing unit, a ground connection unit, a ground plate of the signal transmission unit, a ground plate of the signal processing unit, a signal line, a communication signal generation unit, and a communication line, the method comprising:
generating, by a control signal generation unit, a control signal corresponding to a user input;
transmitting, by a signal transmission unit, the generated control signal to the signal processing unit;
processing, by the signal processing unit, the transmitted control signal;
connecting, by the signal line, the control signal generation unit and the signal processing unit;
generating, by the communication signal generation unit, a communication signal;
connecting, by the communication line, the ground plate of the signal transmission unit and the communication signal generation unit;
shorting the signal line based on the generation of the control signal;
opening the signal line based on the generation of the communication signal; and
opening the communication line based on the generation of the control signal and the shorting of the communication line based on the generation of the communication signal,
wherein the ground plate of the signal transmission unit and the ground plate of the signal processing unit are spaced from each other, and the ground plate of the signal transmission unit is used as a radiator.

15. The method of claim 14 , further comprising:
transmitting the generated communication signal from the communication signal generation unit to the ground plate of the signal transmission unit through the communication line; and
using the ground plate of the signal transmission unit as the radiator.

16. The method of claim 15 ,
wherein the signal line is shorted based on a frequency of the control signal to transmit the control signal, and
wherein the communication line is shorted based on a frequency of the communication signal to transmit the communication signal.

Assignees

• Samsung Electronics Co Ltd

Inventors

• Sakong Min
• Shin Dong Ryul
• Park Joon Bo
• Lee Eun Jin
• Jang Byung Chan
• Jung Jin Woo

Classifications

• H01Q1/48

  Earthing means; Earth screens; Counterpoises · CPC title

• H01Q1/38

  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 title

• H01Q9/42

  with folded element, the folded parts being spaced apart a small fraction of the operating wavelength · CPC title

• H01Q1/243 Primary

  with built-in antennas · CPC title

• H01Q1/46

  Electric supply lines or communication lines · CPC title