Patent ID: 12245374

DETAILED DESCRIPTION

FIG.1illustrates a perspective view showing a front surface of a mobile electronic device according to an embodiment of the disclosure, andFIG.2illustrates a perspective view showing a rear surface of the mobile electronic device shown inFIG.1according to an embodiment of the disclosure.

Referring toFIGS.1and2, a mobile electronic device100may include a housing110that includes a first surface (or front surface)110A, a second surface (or rear surface)110B, and a lateral surface110C that surrounds a space between the first surface110A and the second surface110B. The housing110may refer to a structure that forms a part of the first surface110A, the second surface110B, and the lateral surface110C. The first surface110A may be formed of a front plate102(e.g., a glass plate or polymer plate coated with a variety of coating layers) at least a part of which is substantially transparent. The second surface110B may be formed of a rear plate111which is substantially opaque. The rear plate111may be formed of, for example, coated or colored glass, ceramic, polymer, metal (e.g., aluminum, stainless steel (STS), or magnesium), or any combination thereof. The lateral surface110C may be formed of a lateral bezel structure (or “lateral member”)118which is combined with the front plate102and the rear plate111and includes a metal and/or polymer. The rear plate111and the lateral bezel structure118may be integrally formed and may be of the same material (e.g., a metallic material such as aluminum).

The front plate102may include two first regions110D disposed at long edges thereof, respectively, and bent and extended seamlessly from the first surface110A toward the rear plate111. Similarly, the rear plate111may include two second regions110E disposed at long edges thereof, respectively, and bent and extended seamlessly from the second surface110B toward the front plate102. The front plate102(or the rear plate111) may include only one of the first regions110D (or of the second regions110E). The first regions110D or the second regions110E may be omitted in part. When viewed from a lateral side of the mobile electronic device100, the lateral bezel structure118may have a first thickness (or width) on a lateral side where the first region110D or the second region110E is not included, and may have a second thickness, being less than the first thickness, on another lateral side where the first region110D or the second region110E is included.

The mobile electronic device100may include at least one of a display101, audio modules103,107and114, sensor modules104and119, camera modules105,112and113, a key input device117, a light emitting device, and connector hole108. The mobile electronic device100may omit at least one (e.g., the key input device117or the light emitting device) of the above components, or may further include other components.

The display101may be exposed through a substantial portion of the front plate102, for example. At least a part of the display101may be exposed through the front plate102that forms the first surface110A and the first region110D of the lateral surface110C. The display101may be combined with, or adjacent to, a touch sensing circuit, a pressure sensor capable of measuring the touch strength (pressure), and/or a digitizer for detecting a stylus pen. At least a part of the sensor modules104and119and/or at least a part of the key input device117may be disposed in the first region110D and/or the second region110E.

The audio modules103,107and114may correspond to a microphone hole103and speaker holes107and114, respectively. The microphone hole103may contain a microphone disposed therein for acquiring external sounds and, in a case, contain a plurality of microphones to sense a sound direction. The speaker holes107and114may be classified into an external speaker hole107and a call receiver hole114. The microphone hole103and the speaker holes107and114may be implemented as a single hole, or a speaker (e.g., a piezo speaker) may be provided without the speaker holes107and114.

The sensor modules104and119may generate electrical signals or data corresponding to an internal operating state of the mobile electronic device100or to an external environmental condition. The sensor modules104and119may include a first sensor module104(e.g., a proximity sensor) and/or a second sensor module (e.g., a fingerprint sensor) disposed on the first surface110A of the housing110, and/or a third sensor module119(e.g., a heart rate monitor (HRM) sensor) and/or a fourth sensor module (e.g., a fingerprint sensor) disposed on the second surface110B of the housing110. The fingerprint sensor may be disposed on the second surface110B as well as the first surface110A (e.g., the display101) of the housing110. The electronic device100may further include at least one of a gesture sensor, a gyro sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an infrared (IR) sensor, a biometric sensor, a temperature sensor, a humidity sensor, or an illuminance sensor.

The camera modules105,112and113may include a first camera device105disposed on the first surface110A of the electronic device100, and a second camera device112and/or a flash113disposed on the second surface110B. The camera module105or the camera module112may include one or more lenses, an image sensor, and/or an image signal processor. The flash113may include, for example, a light emitting diode or a xenon lamp. Two or more lenses (infrared cameras, wide angle and telephoto lenses) and image sensors may be disposed on one side of the electronic device100.

The key input device117may be disposed on the lateral surface110C of the housing110. The mobile electronic device100may not include some or all of the key input device117described above, and the key input device117which is not included may be implemented in another form such as a soft key on the display101. The key input device117may include the sensor module disposed on the second surface110B of the housing110.

The light emitting device may be disposed on the first surface110A of the housing110. For example, the light emitting device may provide status information of the electronic device100in an optical form. The light emitting device may provide a light source associated with the operation of the camera module105. The light emitting device may include, for example, a light emitting diode (LED), an IR LED, or a xenon lamp.

The connector hole108may include a first connector hole108adapted for a connector (e.g., a universal serial bus (USB) connector) for transmitting and receiving power and/or data to and from an external electronic device. The connector hole108may include a second connector hole (not shown) adapted for a connector (e.g., an earphone jack) for transmitting and receiving an audio signal to and from an external electronic device.

Some sensor modules105of camera modules105and212, some sensor modules104of sensor modules104and119, or an indicator may be arranged to be exposed through a display101. For example, the camera module105, the sensor module104, or the indicator may be arranged in the internal space of an electronic device100so as to be brought into contact with an external environment through an opening of the display101, which is perforated up to a front plate102. In another embodiment, some sensor modules104may be arranged to perform their functions without being visually exposed through the front plate102in the internal space of the electronic device. For example, in this case, an area of the display101facing the sensor module may not require a perforated opening.

FIG.3illustrates an exploded perspective view showing a mobile electronic device shown inFIG.1according to an embodiment of the disclosure.

The electronic device300inFIG.3may be at least partially similar to the electronic device100inFIG.1andFIG.2or may further include other embodiments.

Referring toFIG.3, a mobile electronic device300may include a lateral bezel structure310, a first support member311(e.g., a bracket), a front plate320, a display330, an electromagnetic induction panel (not shown), a printed circuit board (PCB)340, a battery350, a second support member360(e.g., a rear case), an antenna370, and a rear plate380. The mobile electronic device300may omit at least one (e.g., the first support member311or the second support member360) of the above components or may further include another component. Some components of the electronic device300may be the same as or similar to those of the mobile electronic device100shown inFIG.1orFIG.2, thus, descriptions thereof are omitted below.

The first support member311is disposed inside the mobile electronic device300and may be connected to, or integrated with, the lateral bezel structure310. The first support member311may be formed of, for example, a metallic material and/or a non-metal (e.g., polymer) material. The first support member311may be combined with the display330at one side thereof and also combined with the printed circuit board (PCB)340at the other side thereof. On the PCB340, a processor, a memory, and/or an interface may be mounted. The processor may include, for example, one or more of a central processing unit (CPU), an application processor (AP), a graphics processing unit (GPU), an image signal processor (ISP), a sensor hub processor, or a communications processor (CP).

The memory may include, for example, one or more of a volatile memory and a non-volatile memory.

The interface may include, for example, a high definition multimedia interface (HDMI), a USB interface, a secure digital (SD) card interface, and/or an audio interface. The interface may electrically or physically connect the mobile electronic device300with an external electronic device and may include a USB connector, an SD card/multimedia card (MMC) connector, or an audio connector.

The battery350is a device for supplying power to at least one component of the mobile electronic device300, and may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell. At least a part of the battery350may be disposed on substantially the same plane as the PCB340. The battery350may be integrally disposed within the mobile electronic device300, and may be detachably disposed from the mobile electronic device300.

The antenna370may be disposed between the rear plate380and the battery350. The antenna370may include, for example, a near field communication (NFC) antenna, a wireless charging antenna, and/or a magnetic secure transmission (MST) antenna. The antenna370may perform short-range communication with an external device, or transmit and receive power required for charging wirelessly. An antenna structure may be formed by a part or combination of the lateral bezel structure310and/or the first support member311.

FIG.4is an exploded perspective view of an electronic device400including interposers500applied between two boards420and430according to various embodiments of the disclosure.

The electronic device400ofFIG.4may be at least partially similar to the electronic device100inFIGS.1and2or the electronic device300ofFIG.3, or may include other embodiments of the same.

Referring toFIG.4, the electronic device400(e.g., the electronic device300inFIG.3) may include a housing (e.g., the housing110inFIG.1) including a front cover481(e.g., the front plate320inFIG.3), a rear cover480(e.g., the rear plate380inFIG.3) facing away from the front cover481, and a side frame410(e.g., the side member310inFIG.3) surrounding the space between the front cover481and the rear cover480. According to an embodiment, the electronic device400may include a first support member411(e.g., the first support member311inFIG.3) disposed in the inner space thereof. According to an embodiment, the first support member411may be disposed to extend into the inner space of the electronic device400from the side frame410. As another example, the first support member411may be separately provided in the inner space of the electronic device400. According to an embodiment, the first support member411may extend from the side member410, and at least a partial area thereof may be formed of a conductive material. According to an embodiment, the electronic device400may further include at least one electronic component490(e.g., a camera module) disposed in a space between the front cover481and the rear cover480.

According to various embodiments, the electronic device400may include a pair of boards420and430(e.g., a printed circuit board (PCB)) disposed between the first support member411and the rear cover480in the inner space thereof. According to an embodiment, the pair of boards420and430may be disposed such that at least some areas overlap when the front cover481is viewed from above (e.g., in the Z-axis direction inFIG.3). According to an embodiment, the pair of boards420and430may include a first substrate420(e.g., a main board) disposed between the first support member411and the rear cover480, and a second substrate430(e.g., a sub-board) disposed between the first substrate420and the rear cover480.

According to various embodiments, the electronic device400may include an interposer500(e.g., a stacked board) interposed between the first substrate420and the second substrate430. According to an embodiment, the interposer500may include a plurality of conductive terminals, and may come into physical contact with conductive terminals disposed on the two boards420and430so as to electrically connect the two boards420and430. For example, the interposer500may be mounted on the first substrate420through pre-solder applied to each of the plurality of conductive terminals. In another embodiment, the interposer500may be mounted on the second substrate430via pre-solder applied to each of the plurality of conductive terminals. According to an embodiment, the interposer500may include a plurality of conductive terminals (e.g., the conductive terminals524and525inFIG.5) electrically connected to a surface forming the first substrate420and/or the second substrate430and provided on at least a portion (e.g., the first surface5101or the second surface5102inFIG.5) of a dielectric substrate (e.g., the dielectric substrate510inFIG.5), a plurality of conductive pads (e.g., the conductive pads521and522inFIG.5) provided between the conductive terminals524and525, and CVs (e.g., the CV inFIG.5) configured to electrically interconnect the plurality of conductive terminals and the plurality of conductive pads.

According to various embodiments, the electronic device400may include a second support member470(e.g., a fixing bracket) disposed between the second substrate430and the rear cover480. According to an embodiment, the second support member470may be disposed at a position at which the second support member470at least partially overlaps the second substrate430. According to an embodiment, the second support member470may include a metal plate. According to an embodiment, the first substrate420, the interposer500, and the second substrate430may be fixed to the first support member411via the second support member470. For example, the second support member470may be fastened to the first support member411via a fastening member (e.g., a screw) to firmly support the electrical connection among the first substrate420, the interposer500, and the second substrate430, which may be helpful for reinforcing rigidity. In another embodiment, the first substrate420, the interposer500, and the second substrate430may be disposed in the inner space of the electronic device400without the second support member470.

FIG.5is a perspective view of an interposer500according to various embodiments of the disclosure.FIGS.6and7are cross-sectional views each illustrating a state in which an interposer500is disposed between two boards420and430according to various embodiments of the disclosure.

The enlarged view ofFIG.5illustrates only a conductive connection structure in a state in which a dielectric material (e.g., an insulating layer) is excluded from a dielectric substrate510of the interposer500.

FIG.6is a partial cross-sectional view of the interposer500taken along line6-6ofFIG.5.

Referring toFIGS.5and6, the interposer500may be disposed between a first substrate420, which is disposed in an inner space of an electronic device (e.g., the electronic device400inFIG.4) and includes a plurality of first conductive terminals421, and a second substrate420, which is disposed to be substantially parallel to the first substrate420and includes a plurality of second conductive terminals431, so as to electrically interconnect the first substrate420and the second substrate430. According to an embodiment, the interposer500may have a copper clad laminate (CCL) structure including a plurality of pre-impregnated (prepreg) material (PPG) layers (e.g., insulating resin layers) and a copper foil disposed therebetween. According to an embodiment, the interposer500may be configured in a loop shape including an opening5001. According to an embodiment, the interposer500may include an opening5001in a closed loop shape. According to an embodiment, the interposer500may include a plurality of through-holes5002, and may be fixed to an internal structure (e.g., a first support structure (e.g., the first support member411inFIG.4) and/or a second support member (e.g., the second support member470inFIG.4)) of an electronic device (e.g., the electronic device400inFIG.4) together with the first substrate420and the second substrate430by fastening members (e.g., screws), which pass through the plurality of through-holes5002.

According to various embodiments, the interposer500may include a dielectric substrate510including a first surface5101facing the first substrate420(e.g., a main board), a second surface5102facing away from the first surface5101and facing the second substrate430(e.g., a sub-board), and side surfaces5103and5104surrounding the space between the first surface5101and the second surface5102. According to an embodiment, the dielectric substrate510may include a plurality of insulating layers. According to an embodiment, the interposer500may include a plurality of first conductive pads521disposed on a first insulating layer511close to the first surface5101among the plurality of insulating layers511,512, and513. According to an embodiment, the plurality of first conductive pads521may disposed at positions that at least partially overlap respectively the plurality of first conductive terminals421disposed on the first substrate420when the first surface5101is viewed from above. In some embodiments, the plurality of first conductive pads521may be disposed at positions that do not overlap the plurality of first conductive terminals421when the first surface5101is viewed from above. According to an embodiment, the interposer500may include a plurality of second conductive pads522disposed on a second insulating layer512close to the second surface5102between the first insulating layer511among the plurality of insulating layers and the second surface5102. According to an embodiment, the plurality of second conductive pads522may be disposed at positions that at least partially overlap respectively the plurality of second conductive terminals431disposed on the second substrate430when the second surface5102is viewed from above. In some embodiments, the plurality of second conductive pads522may be disposed at positions that do not overlap the plurality of second conductive terminals431when the second surface5102is viewed from above. According to an embodiment, the interposer500may include a plurality of conductive posts523disposed in a third insulating layer513between the first insulating layer511and the second insulating layer512and electrically interconnecting the plurality of first conductive pads521and the plurality of second conductive posts522, respectively. According to an embodiment, the plurality of conductive posts523may each include metal layers applied to the inner walls of a via hole formed in the third insulating layer513and a dielectric material5231(e.g., resin) filled in the inner space therebetween. According to an embodiment, the dielectric material5231may be helpful for reinforcing the rigidity of the conductive posts523.

According to various embodiments, the interposer500may include a plurality of third conductive terminals524provided to be exposed on the first surface5101of the dielectric substrate510and electrically connected to the plurality of first conductive pads521, respectively, via CVs in a first direction (e.g., the direction C)). According to an embodiment, the plurality of third conductive terminals524may be electrically connected to the plurality of first conductive terminals421of the first substrate420via a bonding member such as pre-solder. According to an embodiment, the interposer500may include a plurality of fourth conductive terminals525provided to be exposed on the second surface5102of the dielectric substrate510and electrically connected to the plurality of second conductive pads522, respectively, via CVs in a second direction (e.g., the direction C)). According to an embodiment, the plurality of fourth conductive terminals525may be electrically connected to the plurality of second conductive terminals431of the second substrate430via a bonding member such as pre-solder. According to one embodiment, when the first substrate420and the second substrate430are coupled to the interposer500, the pre-solder may bind respective conductive terminals (e.g., the plurality of first conductive terminals421, the plurality of third conductive terminals524, the plurality of second conductive terminals431, and the plurality of fourth conductive terminals525) to each other through a reflow process. According to an embodiment, the reflow process is to supply solder to lands (e.g., pads) of a board and melt the solder with an external heat source for connection, and may include a soldering process for soldering on the board. In some embodiments, the soldering process is not limited to reflow soldering, and various methods other than reflow soldering, such as flow soldering, may be used. According to an embodiment, the plurality of third conductive terminals524may have a smaller area than the plurality of first conductive pads521electrically connected thereto in the inner space of the dielectric substrate510. According to an embodiment, the plurality of fourth conductive terminals525may have a smaller area than the plurality of second conductive pads522electrically connected thereto in the inner space of the dielectric substrate510.

According to various embodiments, a larger number of third conductive terminals524and a larger number of fourth conductive terminals525, which are disposed to be exposed to the outside of the dielectric substrate510, may be disposed in the same area compared to the arrangement configuration in which the plurality of first conductive pads521and the plurality of second conductive pads522are disposed to be exposed. This structure makes it possible to include a relatively larger number of connecting terminals (e.g., conductive terminals) in the interposer500having the same area, which may be helpful for slimming the electronic device. According to an embodiment, at least some of the plurality of conductive terminals524and525may be electrically connected to the ground G of the first substrate420and/or the second substrate430.

According to an embodiment, the first surface5101and/or the second surface5102may be protected via a protective layer SR, except for the plurality of third conductive terminals524and the plurality of fourth conductive terminals525. According to an embodiment, the protective layer SR may include a solder resist (SR) layer applied to the first surface5101and the second surface5102of the dielectric substrate.

According to various embodiments, the interposer500may include a first ground layer531disposed on the first insulating layer511to be insulated from the plurality of first conductive pads521. According to an embodiment, the interposer500may include a second ground layer532disposed on the second insulating layer512to be insulated from the plurality of second conductive pads522. According to an embodiment, the interposer500may include a third ground layer533disposed on the first surface5101to be insulated from the plurality of third conductive terminals524and electrically connected to the first ground layer531. According to an embodiment, the interposer500may include a fourth ground layer534disposed on the second surface5102to be insulated from the plurality of fourth conductive terminals525and electrically connected to the second ground layer532. According to an embodiment, the first ground layer531and the second ground layer532may be electrically connected to each other via one or more conductive portions535or536provided on the side surfaces5103and5104of the interposer500. For example, the side surfaces5103and5104may include a first side surface5103(e.g., an inner side surface) facing the opening5001and a second side surface5104facing away from the first side surface5103(e.g., an outer side surface). According to an embodiment, the one or more conductive portions535and536may include a first conductive portion535at least partially applied to the first side surface5103and a second conductive portion536at least partially applied to the second side surface5104. In some embodiments, the third ground layer533and/or the fourth ground layer534may also be electrically connected to the one or more conductive portions535and536. According to an embodiment, the third ground layer533may have a ground structure in which at least one conductive terminal5241among the plurality of third conductive terminals524is electrically connected to at least one conductive terminal4211, which is connected to the ground G of the first substrate420, among the plurality of first conductive terminals421. According to an embodiment, the fourth ground layer534may have a ground structure in which at least one conductive terminal5251among the plurality of fourth conductive terminals525is electrically connected to at least one conductive terminal4311, which is connected to the ground G of the second substrate430, among the plurality of second conductive terminals431. According to one embodiment, the third ground layer533may be electrically connected to the ground G of the first substrate420via the first ground layer531, a CVs, and the at least one conductive terminal5241. According to an embodiment, the fourth ground layer534may be electrically connected to the ground G of the second substrate430via the second ground layer532, a CV, and the at least one conductive terminal5251. In some embodiments, the conductive terminals5241and5251of the interposer500for ground (e.g., the ground G) may extend from the third ground layer533and the fourth ground layer534, respectively.

According to various embodiments, the first substrate420may include at least one electrical element425which is disposed in the opening5001of the interposer500when the first substrate420and the second substrate430are coupled with the interposer500interposed therebetween. According to an embodiment, the at least one electrical element425may be shielded by a first conductive portion535disposed on the first side surface5103of the dielectric substrate510facing the opening5001of the interposer500. In some embodiments, the at least one electrical element425may be disposed on the second substrate430or on both the first substrate420and the second substrate430, and may be accommodated in the opening5001. According to an embodiment, noise generated from a signal line (e.g., an RF signal line) connected from the plurality of third conductive terminals524of the interposer500to the plurality of fourth conductive terminals525via conductive posts523may be blocked by a second conductive portion536disposed on the second side surface5104of the dielectric substrate510.

According to various embodiments, the interposer500may include at least one non-conductive portion537disposed on at least a partial area of the first side5103and/or the second side5104. According to an embodiment, the non-conductive portion537may include an unavoidable non-conductive area, in which an insulating layer is exposed, as a bridge area between boards or between a board and a fixing structure when the dielectric substrate510is manufactured. According to an embodiment, noise generated from a signal line (e.g., an RF signal line) may leak through the non-conductive portion537. According to an embodiment, noise generated from the signal line and released to the outside through the non-conductive portion537may be blocked by disposing at least one conductive terminal5241among the plurality of third conductive terminals524and at least one conductive terminal5251among the plurality of fourth conductive terminals525, which are electrically connected to the first ground layer531, the second ground layer532, the third ground layer533, and the fourth ground layer534, adjacent to the non-conductive portion537. According to an embodiment, by being disposed inside the dielectric substrate without being physically connected to the first substrate420and/or the second substrate430through soldering, the plurality of first conductive pads521and the plurality of second conductive pads522may have therebetween a reduced spacing d that is capable of electrically isolating the first and second pads from each other.

In describing the interposer arrangement structure ofFIG.7, the components substantially the same as those ofFIG.6are assigned with the same reference numerals, and a detailed description thereof may be omitted.

Referring toFIG.7, the interposer500may be disposed such that the plurality of second conductive pads522are at least partially exposed to the second surface5102of the dielectric substrate510in the state in which the second insulating layer512and the plurality of fourth conductive terminals525are exposed from the stacked structure ofFIG.6. For example, the plurality of second conductive pads522may be electrically connected to the plurality of second conductive terminals431of the second substrate430. For example, at least some of the plurality of second conductive pads522and at least some of the plurality of second conductive terminals431of the second substrate430may be electrically connected to each other through soldering. In some embodiments, the interposer500may be disposed such that the plurality of first conductive pads521are at least partially exposed to the first surface5101of the dielectric substrate510in the state in which the first insulating layer511and the plurality of third conductive terminals524are exposed from the stacked structure ofFIG.6.

According to various embodiments, the interposer500may be advantageous in reinforcing the rigidity capable of enduring bending or twisting (e.g., warpage (crying or smile)) through an increase of conductive layers (e.g., copper (Cu)) according to a change in the stacked structure (e.g., the change from two layers to four layers)), and may be improved in solder spreadability according to size reduction of pads (e.g., lands).

According to various embodiments, an electronic device (e.g., the electronic device400inFIG.4) may include: a housing (e.g., the housing110inFIG.1); a first substrate (e.g., the first substrate420inFIG.6) disposed in the inner space of the housing and including a plurality of first conductive terminals (e.g., the plurality of first conductive terminals421inFIG.6); a second substrate (e.g., the second substrate430inFIG.6) disposed in the inner space to be substantially parallel to the first substrate and including a plurality of second conductive terminals (e.g., the plurality of second conductive terminals431inFIG.6); and an interposer (e.g., the interposer500inFIG.6) disposed between the first substrate and the second substrate and electrically interconnecting the first substrate and the second substrate, wherein the interposer includes: a dielectric substrate (e.g., the dielectric substrate510inFIG.6) including a plurality of insulating layers, a first surface facing the first substrate (e.g., the first surface5101inFIG.6), a second surface (e.g., the second surface5102inFIG.6) facing the second substrate, and a side surface (e.g., the side surfaces5103and5104inFIG.6) surrounding the space between the first surface and the second surface; a plurality of first conductive pads (e.g., the plurality of first conductive pads521inFIG.6) disposed on a first insulating layer (e.g., the first insulating layer511inFIG.6) close to the first surface among the plurality of insulating layers; a plurality of second conductive pads (e.g., the plurality of second conductive pads522inFIG.6) disposed on a second insulating layer (e.g., the second insulating layer512inFIG.6) closed to the second surface among the plurality of insulating layers; conductive posts (e.g., the conductive posts523inFIG.6) electrically connecting the plurality of first conductive pads to the plurality of second conductive pads; a plurality of third conductive terminals (e.g., the plurality of third conductive terminals524inFIG.6) at least partially exposed on the first surface and electrically connected to the plurality of first conductive pads via CVs (e.g., the CV inFIG.6); and a plurality of fourth conductive terminals (e.g., the plurality of fourth conductive terminals525inFIG.6) at least partially exposed on the second surface and electrically connected to the plurality of second conductive pads via CVs.

According to various embodiments, the electronic device may further include: a first ground layer (e.g., the first ground layer531inFIG.6) disposed on the first insulating layer to be insulated from the plurality of first conductive pads; and a second ground layer (e.g., the second ground layer532inFIG.6) disposed on the second insulating layer to be insulated from the plurality of second conductive pads.

According to various embodiments, the first ground layer and the second ground layer may be electrically connected to each other via at least one conductive portion (e.g., the one or more conductive portions535and536inFIG.6) provided on the side surface.

According to various embodiments, the electronic device may further include: a third ground layer (e.g., the third ground layer533inFIG.6) disposed on the first surface to be insulated from the plurality of third conductive terminals and electrically connected to the first ground layer via the at least one conductive portion; and a fourth ground layer (e.g., the fourth ground layer534inFIG.6) disposed on the second surface to be insulated from the plurality of fourth conductive terminals and electrically connected to the second ground layer via the at least one conductive portion.

According to various embodiments, at least one conductive terminal (e.g., the conductive terminal5241inFIG.6) among the plurality of third conductive terminals may be electrically connected to at least one conductive terminal (e.g., the conductive terminal4211inFIG.6), which is connected to a ground of the first substrate, among the plurality of first conductive terminals, and the at least one conductive terminal among the plurality of third conductive terminals may be electrically connected to the first ground layer via a CV.

According to various embodiments, at least one conductive terminal (e.g., the conductive terminal5251inFIG.6) among the plurality of fourth conductive terminals may be electrically connected to at least one conductive terminal (e.g., the conductive terminal4311inFIG.6), which is connected to a ground of the second substrate, among the plurality of second conductive terminals, and the at least one conductive terminal among the plurality of fourth conductive terminals may be electrically connected to the second ground layer via a CV.

According to various embodiments, the electronic device may further include at least one non-conductive portion (e.g., the non-conductive portion537ofFIG.5) disposed on the side surface, wherein the at least one conductive terminal among the plurality of third conductive terminals and the at least one conductive terminal among the plurality of fourth conductive terminals may be disposed adjacent to the non-conductive portion.

According to various embodiments, the interposer may be configured in a loop shape including an opening (e.g., the opening5001inFIG.6).

According to various embodiments, the side surface may include a first side surface (e.g., the first side surface5103inFIG.6) facing the opening and a second side surface (e.g., the second side surface5104ofFIG.6) facing away from the first side surface, and the at least one conductive portion may include a first conductive portion (e.g., the first conductive portion535inFIG.6) disposed on the first side surface and a second conductive portion (e.g., the second conductive portion536inFIG.6) disposed on the second side surface.

According to various embodiments, the electronic device may further include at least one electrical element (e.g., the electrical element425inFIG.6) disposed on the first substrate and/or the second substrate between the first substrate and the second substrate and accommodated in the opening.

According to various embodiments, each of the plurality of third conductive terminals may have a size smaller than that of each of the plurality of first conductive pads, and each of the plurality of fourth conductive terminals may have a size smaller than that of each of the plurality of second conductive pads.

According to various embodiments, an electronic device may include: a housing; a first substrate disposed in an inner space of the housing and including a plurality of first conductive terminals; a second substrate disposed in the inner space to be substantially parallel to the first substrate and including a plurality of second conductive terminals; and an interposer disposed between the first substrate and the second substrate to electrically interconnect the first substrate and the second substrate, wherein the interposer may include: a dielectric substrate including a plurality of insulating layers, and including a first surface facing the first substrate, a second surface facing the second substrate, and a side surface surrounding a space between the first surface and the second surface; a plurality of conductive pads (e.g., the plurality of conductive pads521inFIG.7) disposed on a first insulating layer close to the first surface among the plurality of insulating layers; a plurality of third conductive terminals at least partially exposed on the first surface, electrically connected to the plurality of conductive pads via CVs, and electrically connected to the plurality of first conductive terminals; a plurality of fourth conductive terminals at least partially exposed on the second surface and electrically connected to the plurality of second conductive terminals; and a plurality of conductive posts configured to electrically connect the plurality of conductive pads to the plurality of third conductive terminals.

According to various embodiments, the electronic device may further include: a first ground layer disposed on the first insulating layer to be insulated from the plurality of conductive pads; a second ground layer disposed on the second surface to be insulated from the plurality of fourth conductive terminals; and a third ground layer disposed on the first surface to be insulated from the plurality of third conductive terminals.

According to various embodiments, the first ground layer, the second ground layer, and the third ground layer may be electrically connected to each other via at least one conductive portion provided on the side surface.

According to various embodiments, at least one conductive terminal among the plurality of third conductive terminals may be electrically connected to at least one conductive terminal, which is connected to a ground of the first substrate, among the plurality of first conductive terminals, and the at least one conductive terminal among the plurality of third conductive terminals may be electrically connected to the first ground layer via a CV.

According to various embodiments, at least one conductive terminal of the plurality of fourth conductive terminals may be electrically connected to at least one conductive terminal, which is connected to the ground of the second substrate, among the plurality of second conductive terminals.

According to various embodiments, the interposer may be configured in a loop shape including an opening, the side surface may include a first side surface facing the opening and a second side surface facing away from the first side surface, and the at least one conductive portion may include a first conductive portion disposed on the first side surface and a second conductive portion disposed on the second side surface.

According to various embodiments, the electronic device may further include at least one electrical element disposed on the first substrate and/or the second substrate between the first substrate and the second substrate and accommodated in the opening.

According to various embodiments, each of the plurality of third conductive terminals may have a size smaller than that of each of the plurality of conductive pads.

According to various embodiments, the interposer may include: a dielectric substrate including a plurality of insulating layers, and including a first surface facing a first substrate, a second surface facing a second substrate, and a side surface surrounding a space between the first surface and the second surface; a plurality of first conductive pads disposed on a first insulating layer close to the first surface among the plurality of insulating layers; a plurality of second conductive pads disposed on a second insulating layer close to the second surface among the plurality of insulating layers; a plurality of conductive posts configured to electrically connect the plurality of first conductive pads to the plurality of second conductive pads; a plurality of first conductive terminals (e.g., the plurality of third conductive terminals524inFIG.6) at least partially exposed on the first surface and electrically connected to the plurality of first conductive pads via CVs; and a plurality of second conductive terminals (e.g., the plurality of fourth conductive terminals525inFIG.6) at least partially exposed on the second surface and electrically connected to the plurality of second conductive pads via CVs.

According to various embodiments, each of the plurality of first conductive terminals may have a size smaller than that of each of the plurality of first conductive pads, and each of the plurality of second conductive terminals may have a size smaller than that of each of the plurality of second conductive pads.

The embodiments of the disclosure disclosed in this specification and drawings are provided merely to propose specific examples in order to easily describe the technical features according to the embodiments of the disclosure and to help understanding of the embodiments of the disclosure, and are not intended to limit the scope of the embodiments of the disclosure. Accordingly, the scope of the various embodiments of the disclosure should be construed in such a manner that, in addition to the embodiments disclosed herein, all changes or modifications derived from the technical idea of the various embodiments of the disclosure are included in the scope of the various embodiments of the disclosure.