KR20220059268A - Wearable electronic device including antenna - Google Patents

Abstract

Disclosed is a wearable electronic device comprising: a display module; a first printed circuit board including a ground area; a side bezel structure formed of a conductive material and disposed to surround the first printed circuit board; and an antenna including a feeding unit, the ground area, and at least a portion of the side bezel structure. The display module comprises: a display panel; a second printed circuit board operatively connected to the display panel, and electrically connected to the first printed circuit board through a connector; and a conductive sheet disposed between the display panel and the second printed circuit board. The conductive sheet can be electrically connected to a ground terminal on the second printed circuit board through at least one connecting member. The ground terminal can be electrically connected to the ground area through the connector. Therefore, performance of the antenna can be secured using the conductive sheet, included in the display module, as a grounding portion of the antenna using the side bezel structure. Other various embodiments identified through the specifications are possible.

Description

Wearable electronic device including antenna

Various embodiments disclosed in this document relate to antenna technology included in a wearable electronic device.

With the recent development of digital technology, mobile communication terminals, smart phones, tablets, personal computers (PCs), personal digital assistants (PDAs), electronic notebooks, notebooks, or wearable devices and Various types of electronic devices such as these are widely used. The electronic device has reached a stage of mobile convergence that includes functions of other devices. For example, the electronic device includes a call function such as a voice call and a video call, a message transmission and reception function such as Short Message Service (SMS)/Multimedia Message Service (MMS) and e-mail, an electronic organizer function, a shooting function, and a broadcasting function. A playback function, a video playback function, a music playback function, an Internet function, a messenger function, a game function, or a social network service (SNS, Social Networking Service) function may be provided.

Electronic devices are being designed in various forms. One of these types may be a wearable electronic device. The wearable electronic device may be worn on a part of the user's body.

The wearable electronic device may include a side bezel structure made of a conductive material and an antenna using the side bezel structure. However, when the wearable electronic device is worn on the human body, the side bezel structure used as the grounding part comes into contact with the human body, so that the performance of the antenna using the side bezel structure may decrease. In addition, due to the slimming of the wearable electronic device, the area or volume of the side bezel structure may decrease, and it may be difficult to secure a sufficient ground portion in an antenna using the side bezel structure.

In various embodiments disclosed in this document, in a wearable electronic device using a side bezel structure as an antenna, a conductive sheet included in a display module is used as a grounding part of an antenna using the side bezel structure to secure the performance of the antenna. It is possible to provide a wearable electronic device that can

Various embodiments disclosed in this document, in a wearable electronic device using a side bezel structure as an antenna, use conductive sheets spaced apart so as to be at least partially surrounded by the bezel structure antenna as a grounding part of the antenna using the side bezel structure. An object of the present invention is to provide a wearable electronic device capable of securing the performance of the antenna.

A wearable electronic device according to an embodiment disclosed in this document includes a display module, a first printed circuit board including a ground area, and a side bezel structure configured of a conductive material and disposed to surround the first printed circuit board; and an antenna including at least a portion of a feeding unit, the ground region, and the side bezel structure. The display module includes a display panel, a second printed circuit board operatively connected to the display panel and electrically connected to the first printed circuit board through a connector, and between the display panel and the second printed circuit board It may include a conductive sheet disposed on the. The conductive sheet may be electrically connected to a ground terminal on the second printed circuit board through at least one connecting member. The ground terminal may be electrically connected to the ground area through the connector.

In addition, the wearable electronic device according to an embodiment disclosed herein includes a printed circuit board including a ground area, a conductive housing electrically connected to the ground area and disposed to surround the printed circuit board, and the conductive housing and an antenna including a conductor disposed inside the , and electrically connected to the ground area, the ground area, and at least a portion of the conductive housing.

According to various embodiments disclosed in this document, in a wearable electronic device using a side bezel structure as an antenna, the performance of the antenna is improved by using a conductive sheet included in a display module as a grounding part of the antenna using the side bezel structure. can be obtained

According to various embodiments disclosed in this document, the conductive sheet included in the display module and the ground part of the antenna using the side bezel structure are electrically connected through a matching circuit, and the matching circuit is controlled to control the antenna using the side bezel structure. frequency characteristics may be varied.

According to various embodiments disclosed in this document, a conductive sheet spaced apart so that at least a part of the side bezel structure is surrounded by a ground portion of the antenna using the side bezel structure is electrically connected through a matching circuit, and the matching circuit is controlled Accordingly, the frequency characteristic of the antenna may be varied.

In addition, various effects directly or indirectly identified through this document may be provided.

1 is an exploded perspective view of an electronic device according to an embodiment.
FIG. 2 is a cross-sectional view of the electronic device taken along line A-A' of FIG. 1 .
3 is an exploded perspective view illustrating the display module of FIG. 1 in one direction.
4 is an exploded perspective view illustrating the display module of FIG. 1 in another direction.
FIG. 5 is a diagram schematically illustrating a cross-section of the electronic device taken along line B-B' of FIG. 3 .
FIG. 6 is a diagram illustrating a method of connecting the first printed circuit board and the second printed circuit board of FIG. 5 .
7 is a graph illustrating an effect of converting an antenna characteristic of an electronic device according to an exemplary embodiment.
8 is a block diagram of an electronic device in a network environment according to various embodiments of the present disclosure;
In connection with the description of the drawings, the same or similar reference numerals may be used for the same or similar components.

Hereinafter, various embodiments of the present invention will be described with reference to the accompanying drawings. However, this is not intended to limit the present invention to specific embodiments, and it should be understood that various modifications, equivalents, and/or alternatives of the embodiments of the present invention are included.

1 is an exploded perspective view of an electronic device according to an embodiment. FIG. 2 is a cross-sectional view of the electronic device taken along line A-A' of FIG. 1 . In FIG. 2, reference numeral 101 is a cross-sectional view of the electronic device 100 taken along line A-A' of FIG. 1, and reference numeral 103 is an enlarged separately enlarged display module 130 and first printed circuit board 160 of FIG. A cross-sectional view is shown.

1 and 2 , the electronic device 100 may include a mobile electronic device or a wearable electronic device. For example, the electronic device 100 may include a housing including a first surface (or a front surface), a second surface (or a rear surface), and a side surface surrounding a space between the first surface and the second surface; It may include binding members 180 and 190 connected to at least a portion of the housing and configured to detachably attach the electronic device 100 to a user's body part (eg, wrist or ankle).

According to an embodiment, the electronic device 100 includes a side bezel structure 110 , a wheel key 120 , a display module 130 , a support member 140 (eg, a bracket), a battery 150 , and a first print. It may include a circuit board 160 , a rear plate 170 , and binding members 180 and 190 . For example, the support member 140 may be disposed inside the electronic device 100 and connected to the side bezel structure 110 , or may be formed integrally with the side bezel structure 110 . The wheel key 120 may be disposed on the first surface (or front surface) of the housing and may be rotatable in at least one direction. The wheel key 120 may have a shape corresponding to the shape of the display module 130 .

According to an embodiment, the display module 130 includes the front plate 210 (or the first plate), the display panel 220 , the second printed circuit board 230 , the conductive sheet 240 , and the buffer member 250 . ) may be included. For example, the front plate 210 may be transparently formed by including a glass plate including various coating layers or a polymer plate. One surface (or the front surface) of the display panel 220 may be visually exposed through a significant portion of the front plate 210 . The shape of the display panel 220 may be a shape corresponding to the shape of the front plate 110 , and may have various shapes such as a circle, an oval, or a polygon.

According to an embodiment, the display panel 220 may be disposed in combination with or adjacent to a touch sensing circuit, a pressure sensor capable of measuring the intensity (or pressure) of a touch, and/or a fingerprint sensor. The display panel 220 and the second printed circuit board 230 may be electrically connected to each other through a connection member 221 . As an example, a portion of the second printed circuit board 230 and/or the connecting member 221 may be implemented as a flexible printed circuit board (FPCB). According to various embodiments, the display panel 220 , the connection member 221 , and the second printed circuit board 230 may be integrally formed through one substrate. In this case, the connection member 221 may be bent so that the display panel 220 and the second printed circuit board 230 may be disposed to face each other. In addition, the second printed circuit board 230 may include an integrally formed extension portion 233 .

According to an embodiment, the conductive sheet 240 may be disposed between the display panel 220 and the second printed circuit board 230 . For example, the conductive sheet 240 may be made of a conductive material such as metal (eg, copper). The conductive sheet 240 may be attached to the display panel 220 to support the display panel 220 .

According to an embodiment, the buffer member 250 may be disposed between the conductive sheet 240 and the second printed circuit board 230 . For example, the buffer member 250 may be made of a material capable of absorbing an impact, such as a sponge. As another example, the buffer member 250 may be made of a material (eg, a sound absorbing member or a soundproof member) that reduces electrical noise.

According to an embodiment, the display module 130 may be coupled to one surface of the support member 140 and the first printed circuit board 160 may be coupled to the other surface thereof. For example, the support member 140 may be formed of a metal material and/or a non-metal (eg, polymer) material. The battery 150 may be disposed between the support member 140 and the first printed circuit board 160 . The battery 150 is a device for supplying power to at least one component of the electronic device 100 and may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell. .

According to an embodiment, the first printed circuit board 160 may be electrically connected to the second printed circuit board 230 . For example, at least a portion of the extension portion 233 of the second printed circuit board 230 may be implemented as a flexible printed circuit board (FPCB) and may extend along one side of the battery 150 . The second printed circuit board 230 may include a first connector 260 , and the first connector 260 may be disposed at an end of the extension portion 233 . The first connector 260 may be electrically connected to the second connector 270 included in the first printed circuit board 160 .

According to an embodiment, the first printed circuit board 160 includes a processor 280 (eg, the processor 820 of FIG. 8 ), a memory (eg, the memory 830 of FIG. 8 ), and/or an interface ( For example, the interface 877 of FIG. 8) may be mounted. The processor 280 may include, for example, one or more of a central processing unit, an application processor, a graphic processing unit (GPU), a sensor processor, and a communication processor. The memory may include, for example, a volatile memory or a non-volatile memory. The interface may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, and/or an audio interface. The interface may, for example, electrically or physically connect the electronic device 100 to an external electronic device, and may include a USB connector, an SD card/MMC connector, or an audio connector.

According to one embodiment, the back plate 170 is formed by coating or tinted glass, ceramic, polymer, metal (eg, aluminum, stainless steel (STS), or magnesium), or a combination of at least two of the foregoing. can be In some embodiments, the back plate 170 and the side bezel structure 110 are integrally formed and may include the same material (eg, a metal material such as aluminum). A sensor module may be disposed on the rear plate 170 . For example, the sensor module may generate an electrical signal or data value corresponding to an internal operating state of the electronic device 100 or an external environmental state. The sensor module may include a biometric sensor module (eg, an HRM sensor) disposed on the second surface (or rear surface) of the housing. The sensor module may include at least one of a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, a temperature sensor, a humidity sensor, and an illuminance sensor there is.

According to an embodiment, the binding members 180 and 190 may be detachably attached to at least a partial region of the housing (or the side bezel structure 110 ) using a locking member. For example, the fastening members 180 and 190 may include one or more of a fixing member 182 , one or more fixing member fastening holes 183 , a band guide member 184 , and a band fixing ring 185 . there is. The binding members 180 and 190 may be formed of various materials and shapes. The binding members 180 and 190 may be formed so that the integral and plurality of unit links can flow with each other by, for example, a woven fabric, leather, rubber, urethane, metal, ceramic, or a combination of at least two of the above materials. . For example, the fixing member 182 may be configured to fix the housing and the binding members 180 and 190 to a part of the user's body (eg, a wrist or an ankle). The fixing member fastening hole 183 may correspond to the fixing member 182 to fix the housing and the coupling members 180 and 190 to a part of the user's body. The band guide member 184 is configured to limit the range of motion of the fixing member 182 when the fixing member 182 is fastened with the fixing member coupling hole 183, so that the fixing members 180 and 190 are attached to a part of the user's body. It can be made to adhere and bind. The band fixing ring 185 may limit the range of movement of the fixing members 180 and 190 in a state in which the fixing member 182 and the fixing member coupling hole 183 are fastened.

3 is an exploded perspective view illustrating the display module of FIG. 1 in one direction. 4 is an exploded perspective view illustrating the display module of FIG. 1 in another direction. 5 is a diagram schematically illustrating a cross-section of an electronic device taken along line B-B' of FIG. 3 . FIG. 6 is a diagram illustrating a method of connecting the first printed circuit board and the second printed circuit board of FIG. 5 .

3 to 6 , the electronic device 100 may include an antenna. For example, the antenna may include a feeding unit 530 , a grounding unit, and a part of the side bezel structure 110 . The ground portion may include a ground area 161 positioned on the first printed circuit board 160 . The power feeding unit 530 may be electrically connected to the first point 531 of the side bezel structure 110 . The ground region 161 may be electrically connected to the second point 162 of the side bezel structure 110 spaced apart from the first point 531 by a specified distance. The processor 280 (eg, a communication processor or a communication module 890 to be described later) may transmit or receive a communication signal through the antenna. The antenna may operate at a specified frequency (eg, a low-band frequency). However, when the electronic device 100 is worn on a human body, the side bezel structure 110 used as a grounding part comes into contact with the human body, so that the performance of the antenna may decrease. In addition, due to the slimming of the electronic device 100 , the area or volume of the side bezel structure 110 may be reduced, and it may be difficult to secure a sufficient ground portion in the antenna. Accordingly, the electronic device 100 may improve the performance of the antenna by using the conductive sheet 240 included in the display module 130 as a ground portion of the antenna.

According to an embodiment, the buffer member 250 may include at least one opening 311 . For example, a conductive member 310 (eg, a conductive tape) may be disposed in the at least one opening 311 . The conductive member 310 may be electrically connected to the conductive sheet 240 and the ground terminal 231 included in the second printed circuit board 230 .

According to an embodiment, the first connector 260 is connected to the extension portion 233 of the second printed circuit board 230 and may include a plurality of first connection pins. The second connector 270 is disposed on the first printed circuit board 160 and may include a plurality of second connection pins that are engaged with and connected to the plurality of first connection pins. For example, the plurality of first connection pins may include a first ground pin 261 . The plurality of second connection pins may include a second ground pin 271 . For example, when the first connector 260 and the second connector 270 are coupled, the plurality of first connection pins and the second connection pins may be electrically connected through one-to-one engagement. In this case, the first ground pin 261 and the second ground pin 271 may be electrically connected.

According to an embodiment, the ground terminal 231 may be electrically connected to the first ground pin 261 of the first connector 260 through the first wire 610 . At least a portion of the first wiring 610 may be included in the extension portion 233 of the second printed circuit board 230 . When the first connector 260 and the second connector 270 are coupled to each other, the first ground pin 261 may be electrically connected to the second ground pin 271 of the second connector 270 . For example, the second ground pin 271 may be electrically connected to the first switch 510 through the second wire 620 . The first switch 510 may be electrically connected to the ground region 161 of the first printed circuit board 160 through the third wiring 630 . The processor 280 controls the connection between the second ground pin 271 and the ground region 161 through the first switch 510 to generate an electrical path including the conductive sheet 240 and the ground region 161 . can be formed As another example, the second ground pin 271 may be directly electrically connected to the ground region 161 .

According to another embodiment, the ground terminal 231 may be electrically connected to an additional ground area (not shown) of the second printed circuit board 230 . For example, the second printed circuit board 230 may be connected to the ground area 161 of the first printed circuit board 160 via the extended portion 233 , the first connector 260 and/or the second connector 270 . It may include an additional ground region (not shown) electrically connected to the . The additional ground region (not shown) may be electrically connected to the first wire 610 through a ground terminal 231 , and the first wire 610 may be electrically connected to the first connector 260 .

According to an embodiment, when the antenna is driven, the processor 280 may control the first switch 510 to form an electrical path including the ground region 161 and the conductive sheet 240 . When the ground region 161 and the conductive sheet 240 are electrically connected, the area or volume of the ground portion of the antenna may be expanded. Through this, the performance of the antenna may be improved.

In various embodiments, the first switch 510 may include a matching circuit (eg, a capacitor or an inductor). The processor 280 may vary the frequency characteristic of the antenna by controlling the impedance between the conductive sheet 240 and the ground region 161 through the control of the matching circuit.

According to an embodiment, the ground area 161 may be electrically connected to an additional ground area (not shown) of the second printed circuit board 230 through the second switch 520 . The processor 280 may electrically connect the ground area 161 to the additional ground area of the second printed circuit board 230 through the second switch 520 to further expand the area or volume of the ground portion of the antenna. . The processor 280 may control the second switch 520 to form an electrical path including the additional ground area (not shown) and the ground area 161 . According to another embodiment, the ground area 161 may be directly electrically connected to the additional ground area of the second printed circuit board 230 .

According to an embodiment, the ground area 161 may be electrically connected to the conductive sheet 240 of the second printed circuit board 230 and an additional ground area (not shown) through the first switch 510 . For example, the conductive sheet 240 and the additional grounding area (not shown) of the second printed circuit board 230 may be electrically connected to each other, and the processor 280 may be electrically connected to the grounding area 161 through the first switch 510 . ) may be electrically connected to the additional ground area of the conductive sheet 240 and the second printed circuit board 230 to further expand the area or volume of the ground portion of the antenna.

According to various embodiments, the side bezel structure 110 of the electronic device 100 may be used as an antenna, is spaced apart from the inside of the side bezel structure 110 , and conducts at least a portion to be surrounded by the side bezel structure 110 . A sheet 240 may be disposed. For example, the processor 280 controls the first switch 510 so that the ground area 161 of the antenna using the side bezel structure 110 is spaced apart inside the side bezel structure 110 and the side bezel structure By electrically connecting the conductive sheet 240 so that at least a portion of the 110 is surrounded, the operating frequency characteristic of the antenna using the side bezel structure 110 may be improved.

As described above, the antenna using the side bezel structure 110 included in the electronic device 100 may expand the area or volume of the ground portion by using the conductive sheet 240 of the display module 130 . In addition, the conductive sheet 240 and the ground region 161 may be electrically connected through the extension portion 233 of the second printed circuit board 230 , the first connector 260 , and/or the second connector 270 . can Accordingly, the antenna can expand the area or volume of the ground portion without adding an additional coupling pattern or conductive structure.

According to various embodiments of the present disclosure, the wearable electronic device (eg, the electronic device 100 or the electronic device 801 ) includes a display module (eg, the display module 130 , the display module 860 ), and a ground area (eg, grounding). The first printed circuit board (eg, the first printed circuit board 160) including the region 161) is made of a conductive material, and a side bezel structure (eg, a side surface) is disposed to surround the first printed circuit board. The bezel structure 110), a power feeding unit (eg, the feeding unit 530), an antenna including at least a portion of the ground area and the side bezel structure may be included. The display module includes a display panel, a second operatively connected to the display panel, and electrically connected to the first printed circuit board and a connector (eg, a first connector 260 and a second connector 270). It may include two printed circuit boards (eg, the second printed circuit board 230 ), and a conductive sheet (eg, the conductive sheet 240 ) disposed between the display panel and the second printed circuit board. The conductive sheet may be electrically connected to a ground terminal (eg, the ground terminal 231 ) on the second printed circuit board through at least one connection member (eg, the conductive member 310 ). The ground terminal may be electrically connected to the ground area through the connector.

According to various embodiments, the wearable electronic device may further include a buffer member (eg, the buffer member 250 ) disposed between the conductive sheet and the second printed circuit board and including at least one opening. there is. The conductive sheet may be in electrical contact with the ground terminal through a conductive member disposed in the at least one opening.

According to various embodiments, the wearable electronic device is connected to an extension portion (eg, extension portion 233) of the second printed circuit board, and includes a first connector (eg, a first connector) including a plurality of first connection pins. 1 connector 260), and a second connector (eg, a second connector 270) that is disposed on the first printed circuit board and includes a plurality of second connection pins engaged with and connected to the plurality of first connection pins. ) may be further included. The ground terminal may be electrically connected to a first ground pin (for example, the first ground pin 261) of the first connector through a first wire (for example, the first wire 610) disposed in the extension part. there is. The first ground pin may be electrically connected to a second ground pin (eg, a second ground pin 271 ) of the second connector. The second ground pin may be electrically connected to the ground region.

According to various embodiments of the present disclosure, the wearable electronic device includes a processor (eg, processor 280 and processor 820 ) operatively connected to the first printed circuit board, and between the second ground pin and the ground region. It may further include a switch (eg, the first switch 510) electrically connected to the. The processor may be configured to control a connection between the second ground pin and the ground region through the switch to form an electrical path including the conductive sheet and the ground region.

According to various embodiments, the wearable electronic device may include a processor (eg, a processor 280 and a processor 820 ) positioned on the first printed circuit board, and electrically between the second ground pin and the ground region. A matching circuit (eg, a capacitor or an inductor) to be connected may be further included. The processor may be configured to control an impedance between the conductive sheet and the ground region through control of the matching circuit.

According to various embodiments, the wearable electronic device may further include a battery (eg, a battery 150 and a battery 889 ) disposed between the first printed circuit board and the second printed circuit board. A portion of the extension portion may be arranged to extend along one side of the battery.

According to various embodiments, the conductive member may include a conductive tape.

According to various embodiments of the present disclosure, the power feeding unit may be electrically connected to a first point of the side bezel structure. The ground region may be electrically connected to a second point of the side bezel structure spaced apart from the first point by a predetermined distance.

According to various embodiments, the ground area may be electrically connected to an additional ground area included in the second printed circuit board.

According to various embodiments of the present disclosure, the wearable electronic device includes a processor (eg, processor 280 and processor 820 ) positioned on the first printed circuit board, and included in the ground region and the second printed circuit board. A switch (eg, the first switch 510 or the second switch 520 ) electrically connected between the additional ground regions may be further included. The processor may be configured to control the switch to form an electrical path including the ground area and the additional ground area.

According to various embodiments of the present disclosure, a wearable electronic device (eg, the electronic device 100 or the electronic device 801 ) includes a printed circuit board (eg, a first printed circuit) including a ground region (eg, the ground region 161 ). substrate 160), a conductive housing (eg, a side bezel structure 110) electrically connected to the ground area and disposed to surround the printed circuit board, disposed inside the conductive housing, and disposed in the ground area It may include an antenna including an electrically connected conductor (eg, the conductive sheet 240 ), a feeding unit (eg, the feeding unit 530 ), the ground region, and at least a portion of the conductive housing.

According to various embodiments, the wearable electronic device may further include a display panel. The conductor is a wearable electronic device disposed between the display panel and the printed circuit board.

According to various embodiments, the wearable electronic device may further include a flexible printed circuit board second printed circuit board 230 operatively connected to the display panel. The conductor may be disposed between the display panel and the flexible printed circuit board.

According to various embodiments, the wearable electronic device may further include a buffer member (eg, a buffer member 250 ) disposed between the conductor and the flexible printed circuit board. The flexible printed circuit board and the printed circuit board may be electrically connected to each other through connectors (eg, the first connector 260 and the second connector 270 ). The conductor may pass through a portion of the buffer member to be electrically connected to a ground terminal included in the flexible printed circuit board. The ground terminal may be electrically connected to the ground area through the connector.

According to various embodiments, the buffer member may include at least one opening. The conductor may be in electrical contact with the ground terminal through a conductive member disposed in the at least one opening.

According to various embodiments of the present disclosure, the wearable electronic device is connected to an extension portion (eg, extension portion 233 ) of the flexible printed circuit board, includes a plurality of first connection pins, and includes a first connector (eg, a first connector) connector 260). and a second connector (eg, the second connector 270 ) disposed on the printed circuit board and including a plurality of second connection pins engaged with and connected to the plurality of first connection pins. The ground terminal may be electrically connected to a first ground pin (eg, a first ground pin 261 ) of the first connector through a first wire disposed in the extension portion. The first ground pin may be electrically connected to a second ground pin (eg, a second ground pin 271 ) of the second connector. The second ground pin may be electrically connected to the ground region.

According to various embodiments, the wearable electronic device is electrically connected between a processor (eg, the processor 280 and the processor 820 ) located on the printed circuit board, and the second ground pin and the ground region. A switch (eg, the first switch 510) may be further included. The processor may be configured to control a connection between the second ground pin and the ground region through the switch to form an electrical path including the conductor and the ground region.

According to various embodiments, the wearable electronic device is electrically connected between a processor (eg, the processor 280 and the processor 820 ) located on the printed circuit board, and the second ground pin and the ground region. It may further include a matching circuit (eg, a capacitor or an inductor). The processor may be configured to control an impedance between the conductor and the ground region through control of the matching circuit.

According to various embodiments, the wearable electronic device includes a processor (eg, processor 280 and processor 820 ) positioned on the printed circuit board, and the ground area and an additional ground area included in the flexible printed circuit board. It may further include a switch (eg, the first switch 510 or the second switch 520) electrically connected therebetween. The processor may be configured to control the switch to form an electrical path including the ground area and the additional ground area.

According to various embodiments, the power feeding unit may be electrically connected to a first point of the conductive housing. The ground region may be electrically connected to a second point (eg, the second point 162 ) of the conductive housing spaced apart from the first point (eg, the first point 531 ) by a specified distance.

7 is a graph illustrating an effect of converting an antenna characteristic of an electronic device according to an exemplary embodiment.

3 to 7 , the antenna including the side bezel structure 110 may have variable frequency characteristics. For example, the first switch 510 electrically connected between the conductive sheet 240 of the display module 130 and the ground region 161 of the first printed circuit board 160 may include a matching circuit (eg, a capacitor or inductors) may be included. The processor 280 may control the matching circuit to vary the frequency characteristic of the antenna. As an example, in FIG. 7 , the antenna operates in a low band (eg, a first graph 710 , a second graph 720 , a third graph 730 , or a fourth graph 740 ) according to the control of the matching circuit. For example, a frequency characteristic of a band below 1 GHz) may be changed.

8 is a block diagram of an electronic device 801 in a network environment 800 according to various embodiments of the present disclosure. Referring to FIG. 8 , in a network environment 800 , the electronic device 801 communicates with the electronic device 802 through a first network 898 (eg, a short-range wireless communication network) or a second network 899 . It may communicate with the electronic device 804 or the server 808 through (eg, a long-distance wireless communication network). According to an embodiment, the electronic device 801 may communicate with the electronic device 804 through the server 808 . According to an embodiment, the electronic device 801 includes a processor 820 (eg, the processor 280 of FIG. 5 ), a memory 830 , an input module 850 , a sound output module 855 , and a display module 860 . ) (eg, display module 130 of FIG. 1 ), audio module 870 , sensor module 876 , interface 877 , connection terminal 878 , haptic module 879 , camera module 880 , power It may include a management module 888 , a battery 889 , a communication module 890 , a subscriber identification module 896 , or an antenna module 897 . In some embodiments, at least one of these components (eg, the connection terminal 878 ) may be omitted or one or more other components may be added to the electronic device 801 . In some embodiments, some of these components (eg, sensor module 876 , camera module 880 , or antenna module 897 ) are integrated into one component (eg, display module 860 ). can be

The processor 820, for example, executes software (eg, a program 840) to execute at least one other component (eg, a hardware or software component) of the electronic device 801 connected to the processor 820 . It can control and perform various data processing or operations. According to an embodiment, as at least part of data processing or operation, the processor 820 stores commands or data received from other components (eg, the sensor module 876 or the communication module 890 ) into the volatile memory 832 . may be stored in , process commands or data stored in the volatile memory 832 , and store the result data in the non-volatile memory 834 . According to an embodiment, the processor 820 is a main processor 821 (eg, a central processing unit or an application processor) or a secondary processor 823 (eg, a graphic processing unit, a neural network processing unit) a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor). For example, when the electronic device 801 includes a main processor 821 and a sub-processor 823 , the sub-processor 823 uses less power than the main processor 821 or is set to be specialized for a specified function. can The coprocessor 823 may be implemented separately from or as part of the main processor 821 .

The coprocessor 823 may, for example, act on behalf of the main processor 821 while the main processor 821 is in an inactive (eg, sleep) state, or when the main processor 821 is active (eg, executing an application). ), together with the main processor 821, at least one of the components of the electronic device 801 (eg, the display module 860, the sensor module 876, or the communication module 890) It is possible to control at least some of the related functions or states. According to an embodiment, the coprocessor 823 (eg, an image signal processor or a communication processor) may be implemented as part of another functionally related component (eg, the camera module 880 or the communication module 890 ). there is. According to an embodiment, the auxiliary processor 823 (eg, a neural network processing device) may include a hardware structure specialized for processing an artificial intelligence model. Artificial intelligence models can be created through machine learning. Such learning may be performed, for example, in the electronic device 801 itself on which artificial intelligence is performed, or may be performed through a separate server (eg, the server 808). The learning algorithm may include, for example, supervised learning, unsupervised learning, semi-supervised learning, or reinforcement learning, but in the above example not limited The artificial intelligence model may include a plurality of artificial neural network layers. Artificial neural networks include deep neural networks (DNNs), convolutional neural networks (CNNs), recurrent neural networks (RNNs), restricted boltzmann machines (RBMs), deep belief networks (DBNs), bidirectional recurrent deep neural networks (BRDNNs), It may be one of deep Q-networks or a combination of two or more of the above, but is not limited to the above example. The artificial intelligence model may include, in addition to, or alternatively, a software structure in addition to the hardware structure.

The memory 830 may store various data used by at least one component (eg, the processor 820 or the sensor module 876 ) of the electronic device 801 . The data may include, for example, input data or output data for software (eg, the program 840 ) and commands related thereto. The memory 830 may include a volatile memory 832 or a non-volatile memory 834 .

The program 840 may be stored as software in the memory 830 , and may include, for example, an operating system 842 , middleware 844 , or an application 846 .

The input module 850 may receive a command or data to be used in a component (eg, the processor 820 ) of the electronic device 801 from the outside (eg, a user) of the electronic device 801 . The input module 850 may include, for example, a microphone, a mouse, a keyboard, a key (eg, a button), or a digital pen (eg, a stylus pen).

The sound output module 855 may output a sound signal to the outside of the electronic device 801 . The sound output module 855 may include, for example, a speaker or a receiver. The speaker can be used for general purposes such as multimedia playback or recording playback. The receiver may be used to receive an incoming call. According to an embodiment, the receiver may be implemented separately from or as a part of the speaker.

The display module 860 may visually provide information to the outside (eg, a user) of the electronic device 801 . The display module 860 may include, for example, a control circuit for controlling a display, a hologram device, or a projector and a corresponding device. According to an embodiment, the display module 860 may include a touch sensor configured to sense a touch or a pressure sensor configured to measure the intensity of a force generated by the touch.

The audio module 870 may convert a sound into an electrical signal or, conversely, convert an electrical signal into a sound. According to an embodiment, the audio module 870 acquires a sound through the input module 850 or an external electronic device (eg, a sound output module 855 ) directly or wirelessly connected to the electronic device 801 . A sound may be output through the electronic device 802 (eg, a speaker or headphones).

The sensor module 876 detects an operating state (eg, power or temperature) of the electronic device 801 or an external environmental state (eg, a user state), and generates an electrical signal or data value corresponding to the sensed state. can do. According to an embodiment, the sensor module 876 may include, for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, It may include a temperature sensor, a humidity sensor, or an illuminance sensor.

The interface 877 may support one or more designated protocols that may be used for the electronic device 801 to directly or wirelessly connect with an external electronic device (eg, the electronic device 802 ). According to an embodiment, the interface 877 may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.

The connection terminal 878 may include a connector through which the electronic device 801 can be physically connected to an external electronic device (eg, the electronic device 802 ). According to an embodiment, the connection terminal 878 may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (eg, a headphone connector).

The haptic module 879 may convert an electrical signal into a mechanical stimulus (eg, vibration or movement) or an electrical stimulus that the user can perceive through tactile or kinesthetic sense. According to an embodiment, the haptic module 879 may include, for example, a motor, a piezoelectric element, or an electrical stimulation device.

The camera module 880 may capture still images and moving images. According to an embodiment, the camera module 880 may include one or more lenses, image sensors, image signal processors, or flashes.

The power management module 888 may manage power supplied to the electronic device 801 . According to an embodiment, the power management module 888 may be implemented as, for example, at least a part of a power management integrated circuit (PMIC).

The battery 889 may supply power to at least one component of the electronic device 801 . According to an embodiment, the battery 889 may include, for example, a non-rechargeable primary cell, a rechargeable secondary cell, or a fuel cell.

The communication module 890 is a direct (eg, wired) communication channel or a wireless communication channel between the electronic device 801 and an external electronic device (eg, the electronic device 802, the electronic device 804, or the server 808). It can support establishment and communication performance through the established communication channel. The communication module 890 may include one or more communication processors that operate independently of the processor 820 (eg, an application processor) and support direct (eg, wired) communication or wireless communication. According to one embodiment, the communication module 890 is a wireless communication module 892 (eg, a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module 894 (eg, : It may include a LAN (local area network) communication module, or a power line communication module). Among these communication modules, a corresponding communication module is a first network 898 (eg, a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network 899 (eg, legacy). It may communicate with the external electronic device 804 through a cellular network, a 5G network, a next-generation communication network, the Internet, or a telecommunication network such as a computer network (eg, LAN or WAN). These various types of communication modules may be integrated into one component (eg, a single chip) or may be implemented as a plurality of components (eg, multiple chips) separate from each other. The wireless communication module 892 uses subscriber information (eg, International Mobile Subscriber Identifier (IMSI)) stored in the subscriber identification module 896 within a communication network, such as the first network 898 or the second network 899 . The electronic device 801 may be identified or authenticated.

The wireless communication module 892 may support a 5G network after a 4G network and a next-generation communication technology, for example, a new radio access technology (NR). NR access technology includes high-speed transmission of high-capacity data (eMBB (enhanced mobile broadband)), minimization of terminal power and access to multiple terminals (mMTC (massive machine type communications)), or high reliability and low latency (URLLC (ultra-reliable and low-latency) -latency communications)). The wireless communication module 892 may support a high frequency band (eg, mmWave band) to achieve a high data rate, for example. The wireless communication module 892 uses various technologies for securing performance in a high frequency band, for example, beamforming, massive multiple-input and multiple-output (MIMO), all-dimensional multiplexing. It may support technologies such as full dimensional MIMO (FD-MIMO), an array antenna, analog beam-forming, or a large scale antenna. The wireless communication module 892 may support various requirements specified in the electronic device 801 , an external electronic device (eg, the electronic device 804 ), or a network system (eg, the second network 899 ). According to an embodiment, the wireless communication module 892 includes a peak data rate (eg, 20 Gbps or more) for realizing eMBB, loss coverage (eg, 164 dB or less) for realizing mMTC, or U-plane latency for realizing URLLC ( Example: downlink (DL) and uplink (UL) each 0.5 ms or less, or round trip 1 ms or less).

The antenna module 897 may transmit or receive a signal or power to the outside (eg, an external electronic device). According to an embodiment, the antenna module 897 may include an antenna including a conductor formed on a substrate (eg, a PCB) or a radiator formed of a conductive pattern. According to an embodiment, the antenna module 897 may include a plurality of antennas (eg, an array antenna). In this case, at least one antenna suitable for a communication method used in a communication network such as the first network 898 or the second network 899 is connected from the plurality of antennas by, for example, the communication module 890 . can be selected. A signal or power may be transmitted or received between the communication module 890 and an external electronic device through the selected at least one antenna. According to some embodiments, other components (eg, a radio frequency integrated circuit (RFIC)) other than the radiator may be additionally formed as a part of the antenna module 897 .

According to various embodiments, the antenna module 897 may form a mmWave antenna module. According to one embodiment, the mmWave antenna module comprises a printed circuit board, an RFIC disposed on or adjacent to a first side (eg, bottom side) of the printed circuit board and capable of supporting a specified high frequency band (eg, mmWave band); and a plurality of antennas (eg, an array antenna) disposed on or adjacent to a second side (eg, top or side) of the printed circuit board and capable of transmitting or receiving signals of the designated high frequency band. can do.

At least some of the components are connected to each other through a communication method between peripheral devices (eg, a bus, general purpose input and output (GPIO), serial peripheral interface (SPI), or mobile industry processor interface (MIPI)) and a signal ( eg commands or data) can be exchanged with each other.

According to an embodiment, a command or data may be transmitted or received between the electronic device 801 and the external electronic device 804 through the server 808 connected to the second network 899 . Each of the external electronic devices 802 or 804 may be the same as or different from the electronic device 801 . According to an embodiment, all or part of operations performed by the electronic device 801 may be executed by one or more external electronic devices 802 , 804 , or 808 . For example, when the electronic device 801 needs to perform a function or service automatically or in response to a request from a user or other device, the electronic device 801 may instead of executing the function or service itself. Alternatively or additionally, one or more external electronic devices may be requested to perform at least a part of the function or the service. One or more external electronic devices that have received the request may execute at least a part of the requested function or service, or an additional function or service related to the request, and transmit a result of the execution to the electronic device 801 . The electronic device 801 may process the result as it is or additionally and provide it as at least a part of a response to the request. For this, for example, cloud computing, distributed computing, mobile edge computing (MEC), or client-server computing technology may be used. The electronic device 801 may provide an ultra-low latency service using, for example, distributed computing or mobile edge computing. According to another embodiment, the external electronic device 804 may include an Internet of things (IoT) device. The server 808 may be an intelligent server using machine learning and/or neural networks. According to an embodiment, the external electronic device 804 or the server 808 may be included in the second network 899 . The electronic device 801 may be applied to an intelligent service (eg, smart home, smart city, smart car, or health care) based on 5G communication technology and IoT-related technology.

The electronic device according to various embodiments disclosed in this document may be a device of various types. The electronic device may include, for example, a portable communication device (eg, a smart phone), a computer device, a portable multimedia device, a portable medical device, a camera, a wearable device, or a home appliance device. The electronic device according to the embodiment of the present document is not limited to the above-described devices.

The various embodiments of this document and the terms used therein are not intended to limit the technical features described in this document to specific embodiments, and should be understood to include various modifications, equivalents, or substitutions of the embodiments. In connection with the description of the drawings, like reference numerals may be used for similar or related components. The singular form of the noun corresponding to the item may include one or more of the item, unless the relevant context clearly dictates otherwise. As used herein, "A or B", "at least one of A and B", "at least one of A or B", "A, B or C", "at least one of A, B and C", and "A , B, or C" each may include any one of the items listed together in the corresponding one of the phrases, or all possible combinations thereof. Terms such as “first”, “second”, or “first” or “second” may simply be used to distinguish the component from other components in question, and may refer to components in other aspects (e.g., importance or order) is not limited. It is said that one (eg, first) component is "coupled" or "connected" to another (eg, second) component, with or without the terms "functionally" or "communicatively". When referenced, it means that one component can be connected to the other component directly (eg by wire), wirelessly, or through a third component.

The term “module” used in various embodiments of this document may include a unit implemented in hardware, software, or firmware, for example, and interchangeably with terms such as logic, logic block, component, or circuit. can be used A module may be an integrally formed part or a minimum unit or a part of the part that performs one or more functions. For example, according to an embodiment, the module may be implemented in the form of an application-specific integrated circuit (ASIC).

According to various embodiments of the present disclosure, one or more instructions stored in a storage medium (eg, internal memory 836 or external memory 838) readable by a machine (eg, electronic device 801) may be implemented as software (eg, the program 840) including For example, the processor (eg, the processor 820 ) of the device (eg, the electronic device 801 ) may call at least one of one or more instructions stored from a storage medium and execute it. This makes it possible for the device to be operated to perform at least one function according to the called at least one command. The one or more instructions may include code generated by a compiler or code executable by an interpreter. The device-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-transitory' only means that the storage medium is a tangible device and does not include a signal (eg, electromagnetic wave), and this term is used in cases where data is semi-permanently stored in the storage medium and It does not distinguish between temporary storage cases.

According to an embodiment, the method according to various embodiments disclosed in this document may be provided by being included in a computer program product. Computer program products may be traded between sellers and buyers as commodities. The computer program product is distributed in the form of a machine-readable storage medium (eg compact disc read only memory (CD-ROM)), or via an application store (eg Play Store™) or on two user devices ( It can be distributed online (eg download or upload), directly between smartphones (eg smartphones). In the case of online distribution, at least a part of the computer program product may be temporarily stored or temporarily generated in a machine-readable storage medium such as a memory of a server of a manufacturer, a server of an application store, or a relay server.

According to various embodiments, each component (eg, a module or a program) of the above-described components may include a singular or a plurality of entities, and some of the plurality of entities may be separately disposed in other components. . According to various embodiments, one or more components or operations among the above-described corresponding components may be omitted, or one or more other components or operations may be added. Alternatively or additionally, a plurality of components (eg, a module or a program) may be integrated into one component. In this case, the integrated component may perform one or more functions of each component of the plurality of components identically or similarly to those performed by the corresponding component among the plurality of components prior to the integration. . According to various embodiments, operations performed by a module, program, or other component are executed sequentially, in parallel, repeatedly, or heuristically, or one or more of the operations are executed in a different order, omitted, or , or one or more other operations may be added.

Claims (20)

A wearable electronic device comprising:
display module;
a first printed circuit board including a ground region;
a side bezel structure made of a conductive material and disposed to surround the first printed circuit board; and
An antenna including at least a portion of a feeding unit, the ground region, and the side bezel structure,
The display module is
display panel;
a second printed circuit board operatively connected to the display panel and electrically connected to the first printed circuit board through a connector; and
a conductive sheet disposed between the display panel and the second printed circuit board;
the conductive sheet is electrically connected to a ground terminal on the second printed circuit board through at least one connecting member;
The ground terminal is electrically connected to the ground area through the connector. The method according to claim 1,
It is disposed between the conductive sheet and the second printed circuit board, further comprising a buffer member including at least one opening,
The conductive sheet is in electrical contact with the ground terminal through a conductive member disposed in the at least one opening. 3. The method according to claim 2,
a first connector connected to the extension portion of the second printed circuit board and including a plurality of first connection pins; and
A second connector disposed on the first printed circuit board, the second connector including a plurality of second connection pins engaged with and connected to the plurality of first connection pins,
the ground terminal is electrically connected to a first ground pin of the first connector through a first wire disposed on the extension portion;
The first ground pin is electrically connected to a second ground pin of the second connector,
The second ground pin is electrically connected to the ground area. 4. The method according to claim 3,
a processor operatively coupled to the first printed circuit board; and
Further comprising a switch electrically connected between the second ground pin and the ground region,
and the processor is configured to control a connection between the second ground pin and the ground region through the switch to form an electrical path including the conductive sheet and the ground region. 4. The method according to claim 3,
a processor located on the first printed circuit board; and
a matching circuit electrically connected between the second ground pin and the ground region;
and the processor is configured to control an impedance between the conductive sheet and the ground region through control of the matching circuit. 4. The method according to claim 3,
Further comprising a battery disposed between the first printed circuit board and the second printed circuit board,
A portion of the extension portion is disposed to extend along one side of the battery. 3. The method according to claim 2,
The conductive member includes a conductive tape. The method according to claim 1,
The feeding part is electrically connected to a first point of the side bezel structure,
The ground area is electrically connected to a second point of the side bezel structure spaced apart from the first point by a specified distance. The method according to claim 1,
The ground area is electrically connected to an additional ground area included in the second printed circuit board. The method according to claim 1,
a processor located on the first printed circuit board; and
a switch electrically connected between the ground region and an additional ground region included in the second printed circuit board;
The processor is configured to control the switch to form an electrical path including the ground area and the additional ground area. A wearable electronic device comprising:
a printed circuit board including a ground area;
a conductive housing electrically connected to the ground region and disposed to surround the printed circuit board;
a conductor disposed inside the conductive housing and electrically connected to the ground region; and
A wearable electronic device comprising an antenna including a power feeding unit, the ground region, and at least a portion of the conductive housing. 12. The method of claim 11,
Further comprising a display panel,
The conductor is a wearable electronic device disposed between the display panel and the printed circuit board. 13. The method of claim 12,
a flexible printed circuit board operatively connected to the display panel;
The conductor is a wearable electronic device disposed between the display panel and the flexible printed circuit board. 14. The method of claim 13,
Further comprising a buffer member disposed between the conductor and the flexible printed circuit board,
The flexible printed circuit board and the printed circuit board are electrically connected through a connector,
The conductor is electrically connected to a ground terminal included in the flexible printed circuit board through a portion of the buffer member,
The ground terminal is electrically connected to the ground area through the connector. 15. The method of claim 14,
the buffer member comprises at least one opening;
The conductor is in electrical contact with the ground terminal through a conductive member disposed in the at least one opening. 16. The method of claim 15,
a first connector connected to the extended portion of the flexible printed circuit board, the first connector including a plurality of first connecting pins; and
A second connector disposed on the printed circuit board, the second connector including a plurality of second connection pins engaged with and connected to the plurality of first connection pins,
the ground terminal is electrically connected to a first ground pin of the first connector through a first wire disposed in the extension portion;
the first ground pin is electrically connected to a second ground pin of the second connector;
The second ground pin is electrically connected to the ground area. 17. The method of claim 16,
a processor located on the printed circuit board; and
Further comprising a switch electrically connected between the second ground pin and the ground region,
and the processor is configured to control a connection between the second ground pin and the ground region through the switch to form an electrical path including the conductor and the ground region. 17. The method of claim 16,
a processor located on the printed circuit board; and
a matching circuit electrically connected between the second ground pin and the ground region;
and the processor is configured to control an impedance between the conductor and the ground region through control of the matching circuit. 17. The method of claim 16,
a processor located on the printed circuit board; and
a switch electrically connected between the ground region and an additional ground region included in the flexible printed circuit board;
The processor is configured to control the switch to form an electrical path including the ground area and the additional ground area. 12. The method of claim 11,
The feeding unit is electrically connected to a first point of the conductive housing,
The ground region is electrically connected to a second point of the conductive housing spaced apart from the first point by a specified distance.

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