Source: http://patents.com/us-10020572.html
Timestamp: 2018-11-17 21:41:22
Document Index: 361433624

Matched Legal Cases: ['art 452', 'art 452', 'art 452', 'art 453', 'art 453', 'art 552', 'art 553']

US Patent # 1,002,0572. Electronic device including multiband antenna - Patents.com
United States Patent 10,020,572
Kim; Tae Young (Suwon-si, KR), Lee; In Young (Hwaseong-si, KR), Choi; Sang Hoon (Suwon-si, KR), Kang; Woo Suk (Seoul, KR), Choe; Jae Won (Suwon-si, KR), Chun; Jae Bong (Suwon-si, KR)
Family ID: 57983981
15/235,801
US 20170048991 A1 Feb 16, 2017
Aug 13, 2015 [KR] 10-2015-0114945
Current CPC Class: H01Q 1/273 (20130101); H01Q 1/44 (20130101); G06F 1/163 (20130101); G06F 1/1698 (20130101); G04G 17/08 (20130101); H01Q 1/48 (20130101); H01Q 7/00 (20130101); H01Q 5/364 (20150115); G04R 60/12 (20130101); G04G 17/04 (20130101)
Current International Class: H05K 5/00 (20060101); H01Q 1/24 (20060101); H01Q 1/44 (20060101); H01Q 1/27 (20060101); G06F 1/16 (20060101)
Field of Search: ;361/752,748 ;343/702
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2012/0075813 March 2012 Shinn
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2012/0229346 September 2012 Chen
2014/0029213 January 2014 Kanj
2014/0071022 March 2014 Na
2014/0266920 September 2014 Tran
2014/0268452 September 2014 Khoury
2015/0207913 July 2015 Nakano
2015/0220111 August 2015 McLaughlin
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10-2016-0026581 Mar 2016 KR
1. An electronic device comprising: an outer housing that comprises: a first surface facing a first direction, a second surface facing a second direction opposite to the first direction, and a side surface surrounding a space between the first surface and the second surface; a display adapted to expose at least a portion of the display through the first surface of the outer housing; a printed circuit board (PCB) arranged between the second surface and the display in an interior of the outer housing; a communication circuit arranged on or over the PCB; a first conductive structure formed of at least one of the first surface or at least a portion of the side surface, and electrically connected to the communication circuit; and a second conductive structure formed of the display, and electrically connected to the first conductive structure for operating the display as a part of a multiband antenna through the second conductive structure.
2. The electronic device of claim 1, further comprising: a first electrical path electrically connecting the first conductive structure and the second conductive structure.
3. The electronic device of claim 2, further comprising: a ground member arranged at a portion of the PCB; and a second electrical path electrically connecting the second conductive structure and the ground member.
4. The electronic device of claim 3, further comprising: a control circuit electrically connected to the communication circuit, wherein the control circuit is configured to control the communication circuit to: transmit and receive signals of a first frequency band to and from an external device by way of the first electrical path, and transmit and receive signals of a second frequency band to and from the external device by way of the second electrical path.
5. The electronic device of claim 3, further comprising: a conductive material arranged at another portion of the PCB, wherein the conductive material is electrically isolated from the ground member, and wherein the first electrical path comprises the conductive material.
6. The electronic device of claim 1, further comprising: a third electrical path electrically connecting the first conductive structure and the second conductive structure.
7. The electronic device of claim 1, further comprising: a fourth electrical path electrically connecting the first conductive structure and a portion of the PCB.
8. The electronic device of claim 1, wherein the display comprises a first area in which a screen is displayed, and a second area in which the screen is not displayed, and wherein the second conductive structure is arranged in the second area.
9. The electronic device of claim 1, wherein the display comprises a flexible printed circuit board (FPCB), and wherein a portion of the second conductive structure is arranged in the FPCB.
10. The electronic device of claim 1, wherein the display comprises: a display panel; and a metal plate arranged under the display panel, and wherein the metal plate forms a portion of the second conductive structure.
11. The electronic device of claim 10, wherein the metal plate facing the display panel at least partially interrupts an electromagnetic field generated from a portion of the PCB or at least partially disperses heat generated in an interior of the display.
12. An electronic device comprising: an outer housing having a first conductive structure; a display adapted to expose at least a portion of the display through a first surface of the outer housing; and a printed circuit board (PCB) electrically connected to the display, wherein the first conductive structure comprises: a feeding connector connected to a feeder of the PCB, and at least one ground connector that is connected to a ground part of the PCB or a ground part of the display, wherein the display comprises a second conductive structure, and wherein the second conductive structure of the display is electrically connected to the first conductive structure for operating the display as a part of a multiband antenna through the second conductive structure and electrically connected to the ground part of the PCB.
13. The electronic device of claim 12, wherein the display comprises: a first area in which a screen is displayed, and a second area in which the screen is not displayed, and wherein the second conductive structure is arranged in the second area.
14. The electronic device of claim 12, wherein the display comprises a flexible printed circuit board (FPCB), and wherein a portion of the second conductive structure is arranged on the FPCB.
15. The electronic device of claim 12, wherein the display comprises: a display panel; and a metal plate arranged under the display panel, and wherein the metal plate forms a portion of the second conductive structure.
16. The electronic device of claim 12, wherein the feeding connector or the at least one ground connector is connected to the PCB or the display through a conductive member having a resilient structure.
17. The electronic device of claim 12, wherein the at least one ground connector comprises: a first ground connector, and a second ground connector, wherein the first ground connector is connected to the ground part of the PCB, and wherein the second ground connector is connected to the ground part of the display.
18. The electronic device of claim 12, wherein the at least one ground connector is connected to a ground part of a peripheral component arranged adjacent to the PCB or the display.
19. The electronic device of claim 18, wherein the ground part of the peripheral component is connected to the ground part of the PCB or the ground part of the display.
This application claims the benefit under 35 U.S.C. .sctn. 119(a) of a Korean patent application filed on Aug. 13, 2015 in the Korean Intellectual Property Office and assigned Serial number 10-2015-0114945, the entire disclosure of which is hereby incorporated by reference.
FIG. 5D is a graph depicting examples of operational characteristics of the electronic devices of FIGS. 5A, 5B, and SC according to an embodiment of the present disclosure;
In the disclosure disclosed herein, the expressions "have", "may have", "include" and "comprise", or "may include" and "may comprise" used herein indicate existence of corresponding features (for example, elements such as numeric values, functions, operations, or components) but do not exclude presence of additional features.
The terms, such as "first", "second", and the like used herein may refer to various elements of various embodiments of the present disclosure, but do not limit the elements. For example, such terms are used only to distinguish an element from another element and do not limit the order and/or priority of the elements. For example, a first user device and a second user device may represent different user devices irrespective of sequence or importance. For example, without departing the scope of the present disclosure, a first element may be referred to as a second element, and similarly, a second element may be referred to as a first element.
According to the situation, the expression "configured to" used herein may be used as, for example, the expression "suitable for", "having the capacity to", "designed to", "adapted to", "made to", or "capable of". The term "configured to (or set to)" must not mean only "specifically designed to" in hardware. Instead, the expression "a device configured to" may mean that the device is "capable of" operating together with another device or other components. Central processing unit (CPU), for example, a "processor configured to (or set to) perform A, B, and C" may mean a dedicated processor (for example, an embedded processor) for performing a corresponding operation or a genetic-purpose processor (for example, a CPU or an application processor (AP)) which may perform corresponding operations by executing one or more software programs which are stored in a memory device.
In some embodiments of the present disclosure, the electronic device may be one of home appliances. The home appliances may include, for example, at least one of a digital video disc (DVD) player, an audio, a refrigerator, an air conditioner, a cleaner, an oven, a microwave oven, a washing machine, an air cleaner, a set-top box, a home automation control panel, a security control panel, a television (TV) box (for example, Samsung HomeSync.TM., Apple TV.TM., or Google TV.TM.), a game console (for example, Xbox.TM. or PlayStation.TM.), an electronic dictionary, an electronic key, a camcorder, or an electronic panel.
In another embodiment of the present disclosure, the electronic device may include at least one of various medical devices (for example, various portable medical measurement devices a blood glucose meter, a heart rate measuring device, a blood pressure measuring device, and a body temperature measuring device), a magnetic resonance angiography (MRA), a magnetic resonance imaging (MRI) device, a computed tomography (CT) device, a photographing device, and an ultrasonic device), a navigation system, a global navigation satellite system (GNSS), an event data recorder (EDR), a flight data recorder (FDR), a vehicular infotainment device, electronic devices for vessels (for example, a navigation device for vessels and a gyro compass), avionics, a security device, a vehicular head unit, an industrial or home robot, an automatic teller's machine (ATM) of a financial company, a point of sales (POS) of a store, or an internet of things (for example, a bulb, various sensors, an electricity or gas meter, a spring cooler device, a fire alarm device, a thermostat, an electric pole, a toaster, a sporting apparatus, a hot water tank, a heater, and a boiler).
For example, the bus 110 may interconnect the above-described elements 120 to 170 and may include a circuit for conveying communications e.g., a control message and/or data) among the above-described elements.
The wireless communication may include at least one of, for example, long-term evolution (LTE), LTE advance (LTE-A), code division multiple access (CDMA), wideband CDMA (WCDMA), universal mobile telecommunications system (UMTS), wireless broadband (WiBro), or global system for mobile communications (GSM), or the like, as cellular communication protocol. Furthermore, the wireless communication may include, for example, a local area network 164. The local area network 164 may include at least one of a Wi-Fi, a near field communication (NFC), or a GNSS, or the like. The GNSS may include at least one of a global positioning system (GPS), a global navigation satellite system (Glonass), Beidou Navigation Satellite System (hereinafter referred to as "Beidou"), the European global satellite-based navigation system (Galileo), or the like. In this specification, "GPS" and "GNSS" may be interchangeably used. The wired communication may include at least one of, for example, a universal serial bus (USB), a high definition multimedia interface (HDMI), a recommended standard-232 (RS-232), a plain old telephone service (POTS), or the like. The network 162 may include at least one of telecommunications networks, for example, a computer network (e.g., local area network (LAN) or wide area network (WAN)), an Internet, or a telephone network.
According to various embodiments, at least a portion of the outer housing 210 may be implemented by a conductive material (for example, a metal) In this case, at least a portion (hereinafter, a first conductive structure) of the outer housing 210 may be used as an antenna radiator for transmitting and receiving data to and from an external device. For example, the first conductive structure may be used as an antenna of a mobile communication module such as 2.sup.nd generation (2G), 3.sup.rd generation (3G), or 4.sup.th generation (4G). Further, the first conductive structure may be used as an antenna of a GPS communication module, a Wi-Fi communication module, an NFC communication module, or a Bluetooth (BT) communication module.
At least a portion of the display 220 according to various embodiments may be exposed to the outside through the through-hole of the outer housing 210, The exposed display 220 may have a form (for example; a circular form) corresponding to the shape of the through-hole. The display 220 may include an area that is exposed through the through-hole and an area that is seated inside the outer housing 210, A separate glass member may be attached to an area that is exposed through the through-hole. As another example, the display 220 may include a display panel (for example, an LCD panel or an OLED panel) that displays an image or a text and a panel (for example, a touch panel) that receives an input of the user. In various embodiments, the display 220 may be implemented by a one cell TSTP AMOLED (OCTA) in which a touch panel and an active matrix OLED (AMOLED) panel are integrally coupled to each other.
The display 330 according to various embodiments may include signal lines for transmitting and receiving data to and from the PCB 360. A signal line related to supply of signals of the display panel (for example, an FPCB), a signal line related to supply of signals of the touch panel, a signal line for transmitting and receiving NIT signals, a signal line for grounding, and the like may be arranged in the display 330 while protruding. The electronic device 301 according to various embodiments may include a first electrical path that electrically connects a first conductive structure of the outer housing 320 and a second conductive structure of the display 330.
Referring to FIG. 4B, an electronic device 402 may be the electronic device 101 of FIG. 1. The electronic device 402 may transmit and receive a multiband frequency signal by using at least some of an outer housing 410, a display 420, and a. PCB 430.
The outer housing 410 according to various embodiments may include a second point (a ground connector) 410b that is connected to the ground part 452a (a fourth electrical path). At the second point 410, the outer housing 410 may be connected to the ground part 452a through the second conductive member 452. Although FIG. 4B illustrates that the second point 410b is connected to the ground part 452a of the PCB 430, the present disclosure is not limited thereto. For example, the second point 410b may be connected to a ground area of the display 410. In various embodiments, the second conductive member 452 may have a material or form that is the same as or similar to that of the first conductive member 451.
In various embodiments, at least a portion of an FPCB of the display 420 may be used as a ground area or a ground member). For example, the FPCB of the display 420 may be connected to the ground part 453a of the PCB 430. In this case, the third conductive member 453 may be withdrawn from an FPCB, on which components of the display 420 are mounted, in a tail form. The third conductive member 453 may be seated on the bracket, and may contact the ground part 453a formed on one surface of the PCB 430.
FIGS. 5A, 5B, and SC are diagrams of electronic devices according to various embodiments of the present disclosure.
Electronic devices 501 to 503 of FIGS. 5A, 5B, and 5C schematically illustrate the electronic device 101, and the present disclosure is not limited thereto. Although FIGS. 5A, 5B, and 5C illustrate that a display 520 has an area that is smaller than that of a PCB 530, for convenience of description, the present disclosure is not limited thereto. For example, the display 520 may have a form or size that is the same as or similar to that of the PCB 530, As another example, although FIGS. 5A, 5B, and 5C illustrate that an outer housing 510 has a specific interval with the display 520 or the PCB 530, the outer housing 510 may be arranged close to the display 520 or the PCB 530, or may be attached to the display 520 or the PCB 530.
The outer housing 510 (or the first conductive structure included in the outer housing 510 hereinafter) according to various embodiments may surround the display 520 and the PCB 530. In various embodiments, the first conductive structure (a conductive material part of the outer housing 510) may be arranged on the upper side of the display 520 and the PCB 530 towards a front surface n a direction towards A) of the electronic device 501.
According to various embodiments, the outer housing 510 may include a plurality of ground connectors (for example, the second point 510b and the third point 510c) connected to the ground part. The second point 510b may be connected to the ground part 552a of the PCB 530 through the second conductive member 552 (a fourth electrical path). The third point 510c may be connected to the ground part 553a of the PCB 530 through the third conductive member 553 (a fourth electrical path), in various embodiments, the second conductive member 552 and the third conductive member 553 may have a material or form that is the same as or similar to that of the first conductive member 551.
According to various embodiments, a second route may be formed at the first point 510a of the electronic device 501 along direction b to form a resonance. If a distance between the first point 510a and the third point 510c in direction 1) becomes longer, a frequency signal of a relatively low frequency band may be transmitted and received. According to various embodiments, in the electronic device 501, the length of a second route (a route that, starting from a feeding point 551a of the PCB 530, includes a first conductive member 551, a radiator 512 of the outer housing 510, a third point 510c, a third conductive member 553, and a ground point 553a of the PCB 530) may be an electrical length of a radiator that is operated as a multi-loop antenna. The electronic device 501 may transmit and receive a frequency signal of a low frequency band through the second route. As another example, if the distance is shorter, a frequency single of a relatively high frequency band may be transmitted and received.
According to various embodiments, the electronic device 503 may transmit and receive frequency signals of a band that is higher than that of the electronic device 502, at the first band 561, Unlike in the electronic device 502, in the electronic device 503, a plurality of ground connectors having the first conductive structure may be connected to the display 520. In the electronic device 503, an electrical path is formed between the second conductive structure of the display 520 and the first conductive structure of the outer housing 510 so that a performance of the antenna may be improved and the electronic device 503 may show resonance characteristics that are the same as or similar to those of the electronic device 501.
According to various embodiments, the touch panel 761 may detect a touch input (or a touch pen input) of the user. For example, the touch panel 761 may provide a change of a signal (for example, a change in capacitance) due to a touch input to the PCB 730, in various embodiments, the touch panel 761 may include a touch signal line directly connected to the PCB 730.
According to various embodiments, the touch panel (GND 0) 761, the first ground layer (GND 1) 762, and the FPCB 767 may be connected to at least one ground connector by which the first conductive structure included in the outer housing 710 acts as a multiband antenna. Further, the touch panel (GND 0) 761 the first ground layer (GND 1) 762, the FPCB 767 may be connected to a ground part of the PCB 730 to improve communication performance.
According to various embodiments, modules or chips that are necessary for driving the display panel 720 may be mounted on the FPCB 767. The FPCB 767 may be connected to a display module or a circuit that is mounted on the PCB 730 through a signal line 754, For example, the signal line 754 may transmit and receive a signal related to an output of an image. According to various embodiments, the FPCB 767 may be connected to a ground part of the PCB 740 to be operated as a ground part.
According to various embodiments, the signal line 830 may be a signal line that is connected to a touch panel, and the signal line 840 may be a signal line that is connected to an FPCB for driving a side key. The signal line 850 may be a signal line that is connected to an PCB for driving the display panel.
According to various embodiments, a conductive member 910 may be mounted on the bracket 925. The conductive member 910 may have a resilient structure, and may connect the outer housing, the display, and the PCB 930, For example, the conductive member 910 may be a conductive member that connects a ground part of the PCB 930 or a ground part of the display to the outer housing.
The RF module 1029 may transmit and receive, for example, a communication signal (e.g., an RE signal). The RE module 1029 may include, for example, a transceiver, a power amplifier module (PAM), a frequency filter, a low noise amplifier (LNA), an antenna, or the like. According to another embodiment, at least one of the cellular module 1021, the Wi-Fi module 1023, the BT module 1025, the GNSS module 1027, or the NFC module 1028 may transmit and receive an RE signal through a separate RE module.
The indicator 1097 may display a specific state of the electronic device 1001 or a part thereof (e.g., the processor 1010), such as a booting state, a message state, a charging state, and the like. The motor 1098 may convert an electrical signal into a mechanical vibration and may generate a vibration effect, a haptic effect, or the like. Even though not illustrated, a processing device (e.g., a GPU) for supporting a mobile TV may be included in the electronic device 1001. The processing device for supporting a mobile TV may process media data according to the standards of digital multimedia broadcasting (DMB), digital video broadcasting (DVB), MediaFlo.TM., or the like.
According to various embodiments, the display includes a first area in which a screen is displayed, and a second area in which a screen is not displayed, and the second conductive structure is arranged in the second area. The display includes a. FPCB, and at least a portion of the second conductive structure is arranged in the FPCB.
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