TWI492449B - Antenna element and electronic device using the same - Google Patents

Description

Antenna component and electronic device using the same

The present invention relates to an antenna element and an electronic device using the same, and more particularly to an antenna element having a plurality of signal processing functions and an electronic device using the same.

With the rapid development of science and technology and the increasing standard of living of people, mobile electronic devices such as mobile phones and personal digital assistants (PDAs) are competing to emerge, reaching thousands of households, enabling consumers to enjoy high-tech anytime, anywhere. The convenience brought by these portable electronic devices has become an indispensable part of modern people's daily life. In order to attract consumers, these portable electronic devices are moving toward multi-functionality. For example, a mobile phone not only has a communication function, but also has a function of receiving a digital television signal and a broadcast signal. To implement the mobile TV function and the radio function, it is usually necessary to set an external antenna.

An antenna component for receiving a digital television signal by a portable electronic device, the antenna component comprising an internal antenna, an external open circuit, a grounding end, and an antenna adjuster, the external open air line having an antenna body, the antenna tuner having a double A tuning function electrically connected to the antenna element by a connection line for decoding of the digital television signal.

The antenna element is electrically connected to the internal antenna by an external open-air line to receive a digital television signal, thereby implementing a mobile television function. However, the above antenna element can only receive television Signal, it is difficult to receive the radio signal, in order to achieve the radio function, an additional external antenna is required. Since the external antenna is generally bulky, adding an external antenna will occupy a large part of the space in the electronic device, which is not conducive to the trend of the portable electronic device in the direction of thinning and thinning.

In view of the above circumstances, it is necessary to provide an antenna element having a plurality of signal processing functions and an electronic device to which the antenna element is applied.

An antenna component includes an external antenna, a plurality of signal processing modules, and a plurality of signal receiving portions, wherein the external antenna is at least partially electrically conductive, and the plurality of signal receiving portions are electrically connected to the plurality of signal processing modules in a one-to-one correspondence, The antenna is provided with a signal connection portion that is selectively and electrically connected to the plurality of signal receiving portions.

An electronic device includes a housing and an antenna component. The antenna component includes an external antenna, a plurality of signal processing modules, and a plurality of signal receiving portions. The external antenna is at least partially electrically conductive, and the plurality of signal receiving portions are disposed in the housing. Each of the plurality of signal processing modules is electrically connected in one-to-one correspondence with the plurality of signal processing modules, and the external antenna is provided with a signal connection portion that is selectively and electrically connected to the plurality of signal receiving portions.

The antenna element is electrically connected to the plurality of signal receiving units by a signal connection unit to realize a plurality of signal processing functions. Therefore, the above antenna elements have various signal processing functions.

100‧‧‧Electronic devices

36‧‧‧External antenna

20‧‧‧shell

362‧‧‧Antenna body

21‧‧‧ openings

3622‧‧‧Metal coil

22‧‧‧ accommodating slots

3624‧‧‧Signal Connection

24‧‧‧Fixed Department

3626‧‧‧ Positioning Department

30‧‧‧Antenna components

364‧‧‧First raised part

32‧‧‧First Signal Reception Department

366‧‧‧second raised part

34‧‧‧Second Signal Receiving Department

37‧‧‧First Signal Processing Module

35‧‧‧Metal cable

38‧‧‧Second signal processing module

1 is a schematic structural view of an electronic device according to an embodiment of the present invention.

2 is a cross-sectional view of the antenna body of the electronic device shown in FIG. 1.

FIG. 3 is a schematic diagram of components of the signal processing module of the electronic device shown in FIG. 1.

FIG. 4 is a schematic view showing a combined state of the electronic device shown in FIG. 1.

FIG. 5 is a schematic view showing another combined state of the electronic device shown in FIG. 1.

The antenna element of the present invention and the electronic device using the same will be further described in detail below with reference to the accompanying drawings and embodiments.

Referring to FIG. 1 to FIG. 3 , the electronic device 100 of the embodiment of the present invention includes a housing 20 , a receiving slot 22 disposed in the housing 20 , and an antenna element 30 . The antenna element 30 includes a first signal receiving unit 32, a second signal receiving unit 34, an external antenna 36, a first signal processing module 37, and a second signal processing module 38. The first signal receiving unit 32 and the second signal receiving unit 34 are disposed on the inner wall of the receiving slot 22, and the external antenna 36 is disposed in the receiving slot 22, and the first signal processing module 37 and the second signal processing module 38 are disposed. The device is disposed in the housing 20 for processing the first signal and the second signal, respectively. Specifically, in the embodiment, the first signal is a high frequency signal (FM signal) of the broadcasting station, and the second signal is a digital television signal (DVB signal).

The accommodating groove 22 has an opening 21 at one end of the accommodating groove 22. The first signal receiving portion 32 and the fixing portion 24 are disposed adjacent to the opening 21, and the first signal receiving portion 32 is spaced apart from the fixing portion 24 by a certain distance. A second signal receiving portion 34 is disposed adjacent to the bottom of the accommodating groove 22, and a metal connecting line 35 is disposed between the bottom of the accommodating groove 22. The first signal receiving unit 32 is electrically connected to the first signal processing module 37 for transmitting signals between the first signal receiving unit 32 and the first signal processing module 37. The second signal receiving unit 34 is electrically connected to the second signal processing module 38, and transmits the signal between the second signal receiving unit 34 and the second signal processing module 38 via the metal connecting line 35. The first signal receiving portion 32 and the second signal receiving portion 34 may be configured by grooves, protrusions, and bayonet. Specifically, in the embodiment, the first signal receiving unit 32 and the second signal receiving unit 34 are elastic metal protrusions. solid The fixing portion 24 is configured to fix the external antenna 36 at an appropriate position of the accommodating groove 22, and may be a structure such as a groove, a protrusion, and a positioning post. Specifically, in the embodiment, the fixing portion 24 is an elastic protrusion.

The external antenna 36 includes an antenna body 362. One end of the antenna body 362 is provided with a cylindrical first protrusion 364, and the other end is provided with a conical second protrusion 366. The diameter of the first protrusion 364 is larger than the diameter of the accommodating groove 22 so as to be caught at the opening 21 of the accommodating groove 22, thereby positioning the external antenna 36. The material of the first protrusion 364 may be one of metal and plastic. The material of the second protrusion 366 is plastic. The second raised portion 366 is conical so that the external antenna 36 can be used as a stylus. A metal coil 3622 is disposed in the antenna body 362 to make it conductive for transmitting or receiving signals. A signal connection portion 3624 and a positioning portion 3626 are disposed on the adjacent metal coil 3622 on the antenna body 362. The signal connection portion 3624 is electrically connected to the metal coil 3622 for introducing or deriving a signal from the metal coil 3622. The signal connection portion 3624 can be a structure such as a groove, a protrusion, and a bayonet. Specifically, in the present embodiment, the signal connection portion 3624 is a metal groove that cooperates with the first signal receiving portion 32 or the second signal receiving portion 34. The positioning portion 3626 can be a structure such as a groove, a protrusion, and a positioning post. Specifically, in the embodiment, the positioning portion 3626 is a groove that cooperates with the fixing portion 24.

Referring to FIG. 3 and FIG. 4, when the antenna element 30 of the present invention receives the first signal, the signal connection portion 3624 is electrically connected to the first signal receiving portion 32, and the positioning portion 3626 is matched with the fixing portion 24 in the accommodating groove 22. . During operation, the first signal is transmitted from the metal coil 3622 to the signal connection portion 3624, to the first signal receiving portion 32, and finally to the first signal processing module 37.

Referring to FIG. 3 and FIG. 5, when the antenna element 30 of the present invention receives the second signal, the signal connecting portion 3624 is electrically connected to the second signal receiving portion 34, and the first protruding portion 364 is stuck. The opening 21 of the slot 22 is placed. During operation, the second signal is transmitted from the metal coil 3622 to the signal connection portion 3624, to the second signal receiving portion 34, to the metal connection line 35, and finally to the second signal processing module 38. When the second signal processing module 38 is in operation, the signal connection unit 3624 and the first signal receiving unit 32 are in an off state, at which time the first signal processing module 37 stops working; otherwise, when the first signal processing module 37 works When the signal connection unit 3624 and the second signal receiving unit 34 are in the off state, the second signal processing module 38 stops working.

The antenna element 30 is electrically connected to the first signal receiving unit 32 and the second signal receiving unit 34 by the signal connecting portion 3624 provided on the external antenna 36 to implement two kinds of signal processing functions. Therefore, the antenna element 30 is configured. There is no need to provide a plurality of external antennas 36, which reduces the volume of the antenna body 362 of the electronic device 100 and reduces the cost of the antenna element 30. At the same time, the external antenna 36 can also be used as a stylus.

It can be understood that the antenna element 30 is not limited to receive the first signal and the second signal, and can also be used to transmit the first signal and the second signal. The antenna component 30 is not limited to include a two-signal processing module and a two-signal receiving unit, and may include two or more signal processing modules and two or more signal receiving units, and the signal processing module is determined according to the function to be implemented. And the number of signal receiving units.

It can be understood that the external antenna 36 is not limited to providing the metal coil 3622, and only the external antenna 36 needs to be at least partially electrically conductive. For example, a metal rod may be disposed in the antenna body 362 or may be entirely made of a metal material.

In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application according to law. However, the above description is only a preferred embodiment of the present invention, and it is not possible to limit the scope of the patent application of the present invention. Equivalent modifications or variations made by persons skilled in the art in light of the spirit of the invention are intended to be included within the scope of the following claims.

100‧‧‧Electronic devices

20‧‧‧shell

21‧‧‧ openings

22‧‧‧ accommodating slots

24‧‧‧Fixed Department

30‧‧‧Antenna components

32‧‧‧First Signal Reception Department

34‧‧‧Second Signal Receiving Department

35‧‧‧Metal cable

36‧‧‧External antenna

362‧‧‧Antenna body

364‧‧‧First raised part

366‧‧‧second raised part

Claims (11)

An antenna component includes an antenna having at least a portion of a conductive external antenna, wherein the antenna component further includes a plurality of signal processing modules and a plurality of signal receiving portions, and the plurality of signal receiving portions and the complex signal processing module The external antenna is electrically connected to the external antenna. The external antenna is provided with a signal connection portion electrically connected to the plurality of signal receiving portions. The complex signal processing module is disposed separately from the external antenna. The antenna component of claim 1, wherein the complex signal receiving portion is a metal bump, and the signal connecting portion is a metal recess that cooperates with the metal bump. The antenna component of claim 2, wherein the external antenna comprises an antenna body, the antenna body is provided with a metal coil, and the signal connection portion is electrically connected to the metal coil. The antenna element according to claim 3, wherein one end of the antenna body is provided with a cylindrical first convex portion, and the other end thereof is provided with a second convex portion having a conical shape. An electronic device comprising a housing and an antenna element, the antenna element comprising an antenna having at least part of a conductive outer layer, wherein the antenna element further comprises a plurality of signal processing modules and a plurality of signals disposed in the housing The receiving unit is electrically connected to the plurality of signal processing modules in a one-to-one correspondence with the plurality of signal processing modules. The external antenna is provided with a signal connecting portion that is selectively and electrically connected to the plurality of signal receiving portions. The electronic device of claim 5, wherein the electronic device further comprises a receiving slot disposed in the housing, the plurality of signal receiving portions being disposed on the inner wall of the receiving slot. The electronic device of claim 6, wherein the external antenna is provided with a positioning portion, and the inner wall of the receiving groove is provided with a fixing portion matched with the positioning portion. The electronic device of claim 7, wherein the positioning portion is a groove, and the fixing portion is a protrusion that cooperates with the groove. The electronic device of claim 5, wherein the plurality of signal receiving portions are metal protrusions, and the signal connecting portion is a metal groove that cooperates with the metal protrusion. The electronic device of claim 5, wherein the external antenna comprises an antenna body, the antenna body is provided with a metal coil, and the signal connection portion is electrically connected to the metal coil. The electronic device of claim 10, wherein one end of the antenna body is provided with a cylindrical first convex portion, and the other end thereof is provided with a second convex portion having a conical shape.