KR20150058784A - A camera module - Google Patents

Abstract

A camera module in various embodiments of the present invention comprises: a vertical moving unit, which can move in the direction of Z-axis; a first horizontal moving unit, which can move in the direction of X-axis on the vertical moving unit; a second horizontal moving unit, which can move in the direction of Y-axis on the first horizontal moving unit; a lens module, which includes at least one lens and is mounted on the second horizontal moving unit; a housing, which accommodates the vertical moving unit, the first horizontal moving unit and the second horizontal moving unit and includes an opening installed at the top part of the lens module; and a printed circuit board (PCB) installed at the bottom part of the lens module. The PCB is embedded with an image sensor to image the light passing through the lens module. Also, other embodiments of the present invention are possible as well.

Description

A camera module {A CAMERA MODULE}

Various embodiments of the present invention relate to a camera module including an autofocus function and an image stabilization function.

Due to the development of the telecommunication industry, user devices such as cellular phones, electronic notebooks, personal hybrid terminals, and laptop computers have become essential means of modern society and become important means of rapidly changing information. These user devices have made it possible to use the touch screen GUI (Graphical User Interface) environment to facilitate user's work and to provide various multimedia based on the web environment.

In recent years, it has become a basic specification so that it is difficult to find a user device not using a camera module. Due to the nature of the easy-to-carry user device, users can instantly capture the moments they need and get their own unique pictures with various shooting effects.

The camera module according to various embodiments of the present invention can be downsized.

The camera module according to various embodiments of the present invention can implement an auto focus function and an optical image stabilization (OIS) function.

According to various embodiments of the present invention, the camera module includes: a vertical moving body movable in the Z-axis direction; a first horizontal moving body movable in the X-axis direction on the vertical moving body; A lens module including a first horizontal moving body, a second horizontal moving body, and a lens module mounted on the second horizontal moving body, the lens module including at least one lens, and the vertical moving body, the first horizontal moving body and the second horizontal moving body, And a PCB (Printed Circuit Board) disposed at a lower portion of the lens module and mounting an image sensor for imaging light passing through the lens module.

The camera module according to the present invention can be miniaturized while implementing an apparatus relating to an autofocus function and an apparatus relating to a camera shake correction function.

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is an exploded perspective view of a camera module according to various embodiments of the present invention.
4 is an assembled perspective view of a major portion of a camera module according to various embodiments of the present invention.
5 and 6 are perspective views illustrating a first horizontal moving body and a second horizontal moving body according to various embodiments of the present invention.
7 is an exploded perspective view of a lower housing and an optical image stabilization (OIS) driving circuit device according to various embodiments of the present invention.
8 is an assembled perspective view of a lower housing and an OIS drive circuit device in accordance with various embodiments of the present invention.
9 is an exploded perspective view of a camera module according to various embodiments of the present invention.
10 is an assembled perspective view of a camera module according to various embodiments of the present invention.
11 is a perspective view of an electronic device according to various embodiments of the present invention.

Hereinafter, various embodiments of the present invention will be described with reference to the accompanying drawings. The various embodiments of the present invention are illustrated in the drawings and will be described in detail with reference to the accompanying drawings, but it is to be understood that various changes may be made and the embodiments may include various embodiments. Accordingly, it should be understood that the various embodiments of the present invention are not intended to be limited to the specific embodiments, but include all modifications, equivalents, and alternatives falling within the spirit and scope of the present invention. In connection with the description of the drawings, like reference numerals have been used for like elements.

An electronic device according to various embodiments of the present invention may be a device including a communication function. For example, the electronic device may be a smart phone, a tablet personal computer, a mobile phone, a videophone, an e-book reader, a desktop personal computer, Such as a personal digital assistant (PDA), a portable multimedia player (PMP), an MP3 player, a mobile medical device, a camera or a wearable device A garment, an electronic bracelet, an electronic necklace, an electronic app apparel, or a smart watch).

According to some embodiments, the electronic device may be a smart home appliance with communication capabilities. [0003] Smart household appliances, such as electronic devices, are widely used in the fields of television, digital video disk (DVD) player, audio, refrigerator, air conditioner, vacuum cleaner, oven, microwave oven, washing machine, air cleaner, set- And may include at least one of a box (e.g., Samsung HomeSync ^TM , Apple TV ^TM , or Google TV ^TM ), game consoles, an electronic dictionary, a camcorder, or an electronic frame.

According to some embodiments, the electronic device may be a variety of medical devices (e.g., magnetic resonance angiography (MRA), magnetic resonance imaging (MRI), computed tomography (CT) (global positioning system receiver), EDR (event data recorder), flight data recorder (FDR), automotive infotainment device, marine electronic equipment (eg marine navigation device and gyro compass), avionics, Or a security appliance.

According to some embodiments, the electronic device may be a piece of furniture or a structure / structure including a communication function, an electronic board, an electronic signature receiving device, a projector, (E. G., Water, electricity, gas, or radio waves). ≪ / RTI > An electronic device according to various embodiments of the present invention may be one or more of the various devices described above. It should also be apparent to those skilled in the art that the electronic device according to various embodiments of the present invention is not limited to the above-described devices.

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is an exploded perspective view of a camera module according to various embodiments of the present invention. 4 is an assembled perspective view of a major portion of a camera module according to various embodiments of the present invention. 1 to 4, the camera module 10 may include a fixed module 100, a movable module 200, and a plurality of balls 100-200.

The fixed module 100 may include a fixed frame 110, a fixed plate 120, and an autofocus (AF) driving circuit substrate 130. The stationary frame 110 may be generally rectangular in shape. The fixed frame 110 may include an opening 111 opened in the Y-axis direction. The opening 111 may be in the shape of a 'T' including a groove 112 in a lower rim. The fixed frame 110 may include an upper extension portion 117 that protrudes in the Z-axis direction from the upper edge. The fixed frame 110 may include a pair of coupling extensions 118 that protrude in the X-axis direction from the left and right rims. The fixed frame 110 may include a pair of lower extensions 116 extending in the Y-axis direction from the lower edge. The pair of lower extension portions 116 can be disposed opposite to each other with a zooming in the groove 112 of the lower edge of the fixed frame 110. The fixed frame 110 may include a pair of ball guide grooves 114 formed in the vertical and horizontal directions, which are formed on the left and right rims. The fixed frame 110 may include a pair of upper jaws 113 protruding from the left and right rims in the Y-axis direction and disposed at the upper ends of the pair of guide grooves 114. The fixed frame 110 may include a pair of lower jaws 115 that protrude from the left and right rims in the Y axis direction and are disposed at the lower ends of the pair of guide grooves 114.

The fixing plate 120 may be coupled to the fixed frame 110. The fixing plate 120 may include a flat portion 121 of a 'T' shape corresponding to the opening 111 of the fixing frame 110. The flat plate portion 121 of the fixing plate 120 is disposed perpendicularly to the Y-axis direction and can cover the opening 111 of the fixing frame 110. The fixing plate 120 may include a pair of lower extensions 126 extending in the Y-axis direction from the lower edge of the flat plate 121. A pair of lower extensions 126 of the fastening plate 120 are seated on a pair of lower extensions 116 of the fastening frame 110 and are secured to a pair of lower extensions 116 of the fastening frame 110 Can be superposed. The fixing plate 120 may include an upper extension portion 127 which extends obliquely from the upper edge of the flat plate portion 121. The upper extension part 127 of the fixing plate 120 is brought into contact with the upper edge of the fixing frame 110 and the flat plate part 121 of the fixing plate 120 can be prevented from being deviated outwardly. The flat plate portion 121 of the fixing plate 120 can be accurately formed into the opening 111 of the fixing frame 110 by the upper extension portion 127 and the pair of lower extension portions 126. The fixing plate 120 may be formed of a metal material.

The AF driving circuit substrate 130 may be fixed to the fixing plate 120. The AF driving circuit substrate 130 may include a pair of through-holes 134 opened in the Y-axis direction. The pair of lower extension portions 115 of the fixed frame 110 and the pair of lower extension portions 115 of the fixed plate 120 are disposed to pass through the pair of through portions 134 of the AF driving circuit substrate 130 . The AF driver circuit substrate 130 can mount a driving IC (Integrated Circuit) 131, an electromagnetic coil 132, and a connector 133. The AF driver circuit substrate 130 may be mounted with an MLCC (Multi-Layer Ceramic Capacitor). The driving IC 131 can sense the position of the movable module 200 (e.g., the vertical moving body 2100). The electromagnetic coil 132 can generate an electromagnetic force by an electric current applied from the outside through the connector 133. The connector 133 is disposed at the end of the AF drive circuit board 130 and can be a path that is electrically connected to an external circuit portion (not shown) (for example, a control circuit portion) to communicate with the external circuit portion. For example, the driving IC 131 may include a position sensing sensor. The position of the movable module 200 sensed through the position sensor of the driving IC 131 can be transmitted to the external circuit part via the connector 133. [ The current controlled by the external circuit portion may be transmitted to the electromagnetic coil 132 via the connector 133. [ The AF driver circuit substrate 130 may be a rigid type or a flexible type (e.g., FPCB (Printed Printed Circuit Board)).

The movable module 200 may include a vertical moving body 2100, a first horizontal moving body 2200, and a second horizontal moving body 2300. The vertical moving body 2100 may be coupled to the fixed frame 110 of the fixed module 100. The vertical moving body 2100 may be generally flat. The vertical moving body 2100 may include a pair of ball guide grooves 2104 corresponding to a pair of ball guide grooves 114 of the fixed frame 110 at a left edge and a right edge. The vertical moving body 2100 may include a pair of upper grooves 2103 that allow the insertion of a pair of upper projections 113 of the fixed frame 100 at the left and right rims. The vertical moving body 2100 may include a pair of jaws 2105 disposed between a pair of upper grooves 2103 and a pair of ball guide grooves 2104. [ The vertical moving body 2100 may include a magnetic 2101 disposed between the left and right rims. The magnet 2101 of the vertical moving body 2100 can magnetically attract the metallic fixing plate 120 of the fixing module 100 and the vertical moving body 2100 can be held on the fixing module 100. [ The plurality of balls 100-200 may be disposed between a pair of ball guide grooves 114 of the fixed frame 110 and a pair of ball guide grooves 2104 of the vertical moving member 2100. The vertical moving body 2100 is spaced apart from the fixed frame 110 by the plurality of balls 100-200 but may not be separated from the fixed frame 110 due to the attraction force therebetween. The magnet 2101 of the vertical moving body 2100 can respond to the electromagnetic force generated in the electromagnetic coil 132 of the AF driving circuit board 130 of the fixing module 200, Can be slid in the Z-axis direction via the plurality of balls 100-200 with respect to the ball 100. The movable module 200 can be moved vertically with respect to the fixed module 100 according to the mutual action between the fixed module 100 and the vertical movable body 2100. The pair of upper jaws 113 of the fixed frame 110 of the fixing module 100 can limit movement in the upper Z-axis direction beyond the critical distance of the vertical moving body 2100. [

The first horizontal moving member 2200 may be substantially in the shape of an L-shaped column. And may be a shape that encloses two orthogonal faces of the second horizontal moving body 2200. The first horizontal moving body 2200 may include a first plate 2210 and a second plate 2220. The first plate 2210 may be disposed between the vertical moving body 2100 and the second horizontal moving body 2300. The first plate 2210 may include a metal plate 2211. The magnet 2101 of the vertical moving body 2100 can magnetically attract the metal plate 2211 of the first plate 2210 so that the first horizontal moving body 2200 can be caught by the vertical moving body 2100 . A plurality of balls 2100-2200 may be disposed between the first plate 2210 and the vertical moving body 2100. The first horizontal moving body 2200 can be slid in the X axis direction with respect to the vertical moving body 2100 through a plurality of balls 2100-2200 between the first plate 2210 and the vertical moving body 2100. [ The first horizontal moving body 2200 is spaced apart from the vertical moving body 2100 by a plurality of balls 2100-2200, but may not be separated due to the attraction force therebetween. The second plate 2220 may be disposed orthogonal to the first plate 2210. The second plate 2220 may include a metal plate 2221. The second horizontal moving body 2300 can attract the metal plate 2221 of the second plate 2220 by magnetic force so that the second horizontal moving body 2300 can be attracted to the second horizontal moving body 2200 Can be held. A plurality of balls (not shown) may be disposed between the second play unit 2220 and the second horizontal moving body 2300. The second horizontal moving body 2300 is spaced from the first horizontal moving body 2200 by a plurality of balls, but may not be separated from the first horizontal moving body 2200 due to attraction between the two.

The second horizontal moving body 2300 may include a hollow portion 2301. The hollow portion 2301 may have a cylindrical shape opened in the upper Z-axis direction. A lens module including at least one lens not shown may be disposed in the hollow portion 2301. [ The second horizontal moving body 2300 can be slid in the Y axis direction with respect to the first horizontal moving body 2200 through a plurality of balls between the second plate 2220 and the second horizontal moving body 2300. [

A plurality of balls 100-200 may be blocked by the pair of lower jaws 115 of the fixed frame 110 of the fixing module 100 and may not be released in the lower Z axis direction. The plurality of balls 100-200 are blocked by the pair of jaws 2105 of the vertical moving body 2100 of the movable module 200 and can not be released in the upward Z-axis direction.

5 and 6 are perspective views illustrating a first horizontal moving body and a second horizontal moving body according to various embodiments of the present invention.

5 and 6, the first horizontal moving member 2200 may include a first plate 2210 and a second plate 2220 which are perpendicular to each other. The first plate 2210 may include at least one pair of grooves 2212 disposed opposite to each other on the outer surface. The plurality of balls 2100-2200 may be disposed in at least one pair of grooves 2212. [ The first plate 2210 may include a metal plate 2211 disposed between at least a pair of grooves 2212. The magnet of the vertical moving body 2100 of the movable module 200 can attract the metal plate 2211 of the first plate 2210 by magnetic force so that the first horizontal moving body 2200 is caught by the vertical moving body 2100 Can be. The second plate 2220 may include at least one pair of grooves 2212 disposed on the inner surface thereof facing each other. The second plate 2220 may include a metal plate 2221 disposed between at least a pair of grooves 2212.

The second horizontal moving member 2300 may have a substantially rectangular pillar shape including a hollow portion 2301. The second horizontal moving body 2300 may include a first surface 2310 and a second surface 2320 facing the first plate 2210 and the second plate 2220 of the first horizontal moving body 2200, have. The second horizontal moving member 2300 may include at least a pair of grooves 2322 formed on the second surface 2320. The plurality of balls 2200-2300 may be disposed in at least one pair of grooves 2321. The plurality of balls 2200-2300 are formed on at least a pair of grooves 2222 formed in the second plate 2220 of the first horizontal moving member 2200 and the second surface 2220 of the second horizontal moving member 2300 And may be disposed between at least one pair of grooves 2322. The second horizontal moving member 2300 may include a magnet 2321 disposed between at least a pair of grooves 2322 of the second surface 2320. The magnet 2321 of the second surface 2320 of the second horizontal moving body 2300 can magnetically attract the metal plate 2221 of the second plate 2220 of the first horizontal moving body 2200. The second horizontal moving body 2300 is spaced apart from the second plate 2220 of the first horizontal moving body 2200 by a plurality of balls 2200-2300, . ≪ / RTI > The second horizontal moving body 2300 may include a third surface 2330 disposed opposite to the first surface 2310. The second horizontal moving member 2300 may include a magnet 2331 disposed on the third surface 2330. The second horizontal moving body 2300 may include a fourth surface 2340 disposed opposite to the second surface 232. The second horizontal moving member 2300 may include a magnet 2341 disposed on the fourth surface 2340.

FIG. 7 is an exploded perspective view of a lower housing and an optical image stabilization (OIS) driving circuit device according to various embodiments of the present invention, and FIG. 8 is an assembled perspective view of a lower housing and an OIS driving circuit device according to various embodiments of the present invention .

7 and 8, the lower housing 300 may include a bottom 350 and sidewalls 320, 330, 340 extending from the rim of the bottom 350 and erected in the Z-axis direction. The two sidewalls 320 and 340 may be opposed to each other in the Y axis direction and the other sidewall 330 may be connected between the two sidewalls 320 and 340. The fixed module 100, the movable module 200, and the plurality of balls 100-200 described above may be accommodated in the lower housing 300. One side wall (second side wall) 320 faces the second plate 2220 of the first horizontal moving body 2200 and the other side wall (fourth side wall) 340 faces the second horizontal And the other side wall (third sidewall) 330 may face the third surface 2330 of the second horizontal moving body 2300 described above, while facing the fourth surface 2340 of the moving body 2300. The third side wall 330 may include an opening 331 opened in the Y-axis direction. The fourth side wall 340 may include an opening 341 opened in the X-axis direction. The bottom 350 may include an opening 351 opened in the Z-axis direction. The sidewalls 320, 330, 340 may include a mounting groove 3002 formed to be relatively lower than the outer surface 3001. The second side wall 320 may include a protrusion 3201 protruding in the X-axis direction from the surface of the mounting groove 3002. The fourth side wall 340 may include protrusions that protrude in the Y axis direction on the inner surface of the mounting groove 3002 and are not shown to be opposed to the protrusions 3201 of the second side wall 320. The lower housing 300 may include an opening 3003 opened in the Y-axis direction. The opening 3003 can open a space surrounded by the sidewalls 320, 330, and 340 and the bottom 350 in the Y axis direction. The lower housing 300 may include a pair of coupling extensions 3008 protruding from the inner surface of the second sidewall 320 and the inner surface of the fourth sidewall 340 in the Y axis direction . The coupling protrusions 3008 may be disposed in the opening 3003 of the lower housing 300. The fixed frame 110 may be disposed in the opening 3003 of the lower housing 300. For example, a pair of coupling extensions 118 of the fixed frame 110 is coupled to a pair of coupling extensions 3008 of the lower housing 300 via a predetermined means (e.g., an adhesive or the like) The fixed module 100 and the movable module 200 may be fixed to the lower housing 300. The lower housing 300 may include an elastic piece 3010 disposed in the opening 3003 and fixed to the inner surface of the bottom 350. [ The lower housing 300 may include a plurality of fused protrusions 3009 protruding from the bottom 350 in the upward Z-axis direction. The elastic piece 3010 may include a plurality of holes 3011. A plurality of fused protrusions 3009 are passed through a plurality of holes 3011 and a plurality of fused protrusions 3009 are fused to the elastic pieces 3010. The elastic pieces 3010 are inserted into the lower housing 300 As shown in FIG.

The OIS drive circuit device 500 may include three plates 530, 540, 560 connected to each other. The two plates 530 and 540 may be disposed in a mounting groove 3002 formed in the two side walls 330 and 440 of the lower housing 300. The third plate 530 may include a position sensing sensor 531 and an electromagnetic coil 532. The position sensing sensor 531 and the electromagnetic coil 532 of the third plate 530 are connected to the lower plate May be disposed through the opening 331 of the third side wall 330 of the housing 300. The other plate (fourth plate) 540 may include a position sensing sensor 541 and an electromagnetic coil 542 The fourth plate 540 may be disposed through the opening 341 of the fourth side wall 340 of the lower housing 300. The other plate 560 may be disposed on the third plate 530 And may extend in the Y-axis direction so as not to overlap with the lower housing 300.

FIG. 9 is an exploded perspective view of a camera module according to various embodiments of the present invention, and FIG. 10 is an assembled perspective view of a camera module according to various embodiments of the present invention. 9 and 10, the camera module 10 includes a lens module 700, an upper housing 400, a fixing module 100, a movable module 200, a lower housing 300, an OIS driving circuit device 500 And an image acquisition device 600.

The image acquisition device 600 may include a PCB 602 that mounts various components including an image sensor 601 (e.g., a CCD (Charge-Coupled Device) or a CMOS (Complementary Metal Oxide Semiconductor) The image acquisition device 600 may be disposed below the lower housing 300 and may be secured to the bottom 350 of the lower housing 300. The image sensor 601 of the image acquisition device 600 may be disposed at the opening 351 of the bottom 350 of the lower housing 300. [

The movable module 200 and the fixed module 100 may be received in the lower housing 300 in a state of being coupled using magnetic attraction. The fixing frame 110 of the fixing module 100 may be fixed to the opening 3003 of the lower housing 300. For example, an optical axis adjusting device (not shown) can hold the fixed frame 110 of the fixed module 100 and move the fixed frame 110 to the lower housing 300 using an adsorption device. The optical axis adjusting device can align the optical axis between the image sensor of the image acquiring device 600 and the lens module 700 mounted on the movable module 200 held by the fixed module 100 by moving the adsorption device. After the optical axis between the lens module 700 of the movable module 200 and the image sensor of the image acquisition device 600 is adjusted, a pair of side portions of the fixed frame 110 of the fixed module 100 The portions 118 and the pair of coupling extensions 3008 of the lower housing 300 can be bonded. The elastic piece 3010 disposed at the bottom 350 of the lower housing 300 elastically supports the fixed frame 110 in the process of fixing the fixed frame 110 to the opening 3003 of the lower housing 300 It is possible to prevent the stationary frame 110 from shaking.

The upper housing 400 may be coupled to the lower housing 300. The upper housing 400 may include a ceiling 450 and sidewalls 420, 430 and 440 extending in the lower Z axis direction from the rim of the ceiling 450. The two sidewalls 420 and 440 may be arranged opposite to each other in the Y axis direction and the other sidewall 430 may be connected between the two sidewalls 420 and 440. The ceiling 450 may include a groove 457 that may fit into the upper extension 117 of the fixed frame 110 of the movable module 100. The ceiling 450 may include an opening 451 communicating with the hollow portion 2301 of the movable module 200. The side walls 420, 430, 440 of the upper housing 400 may be disposed in the mounting groove 3002 of the lower housing 300. The left and right side walls 420 and 440 include a pair of openings 421 and 441 that can be fitted in a pair of protrusions 3201 formed on the left and right side walls 320 and 340 of the lower housing 300 can do. The upper housing 400 may be elastically deformed during the process of inserting the pair of protrusions 3201 of the lower housing 300 into the pair of openings 421 and 441 of the upper housing 400. [ The coupling of the upper housing 400 and the lower housing 300 may be referred to as a snap-fit coupling.

The driving IC 131 of the AF driving circuit board 130 in FIG. 1 can confirm the initial position of the vertical moving body 2100 by checking the magnetic force of the magnet 2101 of the vertical moving body 2100. The driving IC 131 of the AF driving circuit substrate 130 can apply a current to the electromagnetic coil 132 for the movement from the initial position determined in response to the control signal to the next position. The electromagnetic coil 132 generates an electromagnetic force by the applied current, and the magnet 2101 of the vertical moving body 2100 is responsive to the magnetic force, so that the vertical moving body 2100 can be moved in the Z axis direction. The vertical moving body 2100 can be slid in the Z axis direction by the plurality of balls 100-200 between the fixed frame 110 and the vertical moving body 2100. [ The first and second horizontal moving bodies 2200 and 2300 held on the vertical moving body 2100 are moved in the Z axis direction and the lens module 700 mounted on the second horizontal moving body 2300 is moved in the Z axis direction have. Such a series of movements can be applied to the auto focus (AF) of the camera module 10. [

The position sensing sensor 531 and the electromagnetic coil 532 of the third plate 530 of the OIS drive circuit device 500 are connected to the second horizontal And may face the third surface 2330 of the moving body 2300. [ The position detection sensor 531 of the third plate 530 of the OIS driving circuit device 500 confirms the magnetic force of the magnet 2331 of the third surface 2330 of the second horizontal moving body 2300, It is possible to detect the initial position value of the sensor 2300. An OIS driver (not shown) confirms the initial position of the second horizontal moving body 2300 from the initial position value from the position detecting sensor 531, calculates a correction amount for movement from the initial position to the next position in response to the control signal And the current corresponding to the correction amount can be applied to the electromagnetic coil 532. [ The electromagnetic coil 532 generates an electromagnetic force by the applied electric current and the magnetic 2331 of the third surface 2330 of the second horizontal moving body 2300 reacts to the magnetic force and accordingly the second horizontal moving body 2300, Can be moved in the Y-axis direction. The second horizontal moving body 2300 can be slid in the Y axis direction by the plurality of balls 2200-2300 between the first horizontal moving body 2200 and the second plate 2320 of the second horizontal moving body 2300 have. The lens module 700 mounted on the second horizontal moving body 2300 can be moved in the Y-axis direction. Such a series of movements can be applied to the Optical Image Stabilization (OIS) of the camera module 10 in the Y-axis direction.

The position sensing sensor 541 and the electromagnetic coil 542 of the fourth plate 540 of the OIS drive circuit device 500 are connected to the second horizontal The fourth surface 2340 of the moving body 2300 can be faced. The position sensing sensor 541 of the fourth plate 540 of the OIS driving circuit device 500 confirms the magnetic force of the magnet 2341 of the fourth surface 2340 of the second horizontal moving body 2300, ) (E.g., the second horizontal moving body 2300). The OIS driver (not shown) confirms the initial position of the second horizontal moving body 2300 from the initial position value from the position detection sensor 541, calculates a correction amount for the movement from the initial position to the next position in response to the control signal And the current corresponding to the correction amount can be applied to the electromagnetic coil 542. The electromagnetic coil 542 generates an electromagnetic force by the applied electric current and the magnet 2341 of the fourth surface 2340 of the second horizontal moving body 2300 is responsive to the magnetic force and accordingly the second horizontal moving body 2300, The first horizontal moving body 2200 can be moved in the X-axis direction. The first horizontal moving body 2200 can be slid in the X axis direction by the plurality of balls 2100-2200 between the vertical moving body 2100 and the first plate 2210 of the first horizontal moving body 2200. [ The lens module 700 mounted on the second horizontal moving body 2300 can be moved in the X-axis direction. This series of movements can be applied to the camera-shake correction of the camera module 10 with respect to the X-axis direction.

The movement of the vertical moving body 2100, the first horizontal moving body 2200 and the second horizontal moving body 230 may be in accordance with a well-known Fleming's rule.

11 is a perspective view of an electronic device according to various embodiments of the present invention. 11 is a front perspective view of the electronic device 1100. As shown in Fig. 11 is a rear perspective view of the electronic device 1100. As shown in Fig.

11, the electronic device 1100 includes a touch screen 1101, a speaker 1102, at least one sensor 1103, a front camera 1104-1, a rear camera 1104-2, a flash 1104 -3, at least one key 1105, an external port 1106, a microphone 1107, a jack 1108, or an antenna 1109. [

The touch screen 1101 can display an image and receive a touch input. The touch screen 101 may include a display, a touch panel, a pen sensor (e.g., a digitizer).

The speaker 1102 can output an electric signal as a sound.

At least one sensor 1103 may measure a physical quantity or sense an operating state of the electronic device 1100 to convert the measured or sensed information into an electrical signal. At least one sensor 1103 may be mounted at a specific location. At least one sensor 1103 may be a gesture sensor, a proximity sensor, a grip sensor, a gyro sensor, an acceleration sensor, a geomagnetism sensor, an air pressure sensor, a temperature / humidity sensor, a Hall sensor, an RGB (red, A biosensor or an ultra violet (UV) sensor.

The front camera 1104-1 and the rear camera 1104-2 are apparatuses capable of capturing images and moving images and include at least one image sensor, an image signal processor (ISP), or a flash LED (not shown) . ≪ / RTI > The front camera 1104-1 and the rear camera 1104-2 can apply the camera module 10 according to various embodiments of the present invention. The camera module 10 can move the vertical moving body 2100 when the autofocus function is operated. The camera module 10 can move the first horizontal moving body 2200 or the second horizontal moving body 2300 when the camera shake correction function is operated. For example, in the camera-shake correction function, the electronic device 1100 detects angular velocity relating to vibration or shake using at least one sensor 1103 (e.g., an acceleration sensor, a gyro sensor, etc.) The first horizontal moving body 2200 or the second horizontal moving body 2300 can be moved in response to the direction of the arrow.

The flash 1104-3 can emit light at the time of photographing using the rear camera 1104-2.

The key 1105 may include a push key or a touch key. The key 1105 may include a key capable of adjusting the volume or a key capable of turning on or off the power.

The external port 1106 may be used as a port for connecting to a high-definition multimedia interface (HDMI), a universal serial bus (USB), a projector, a D-sub (D-subminiature) cable, or a charging port.

The microphone 1107 can convert sound into an electrical signal.

The jack 1108 can electrically connect a plug such as earphone or earset.

An antenna 1109 (e.g., a Digital Multimedia Brocasting (DMB) antenna) may be extended outside the electronic device 1100.

According to various embodiments of the present invention, the camera module 10 includes a vertical moving body 2100 movable in the Z-axis direction, a first horizontal moving body 2200 movable in the X-axis direction on the vertical moving body 2100, A lens module 600 mounted on the second horizontal moving body 2300 and including at least one lens, and a vertical moving body 2100. The vertical moving body 2100 is movable in the Y-axis direction on the horizontal moving body 2200, Housings 300 and 400 that receive the first horizontal moving body 2200 and the second horizontal moving body 2300 and include openings disposed at the top of the lens module, And a PCB (Printed Circuit Board) 602 for mounting an image sensor 601 for capturing light passing through the lens module 600.

According to various embodiments of the present invention, the camera module 10 is disposed at one side of the housings 300 and 400 and includes a fixed frame 110 and a fixed frame 110 facing the vertical moving body 2100, 2100, and may include a plurality of balls 100-200 that enable movement of the vertical moving body 2100. [

According to various embodiments of the present invention, the fixed frame 110 includes at least one first ball guide groove 114, and the vertical moving body 2100 includes at least one first ball guide groove 114, And at least one second ball guide groove 2104. The plurality of balls 100-200 may be disposed between the at least one first ball guide groove 114 and the at least one second ball guide groove 2104.

The camera module 10 includes a metallic fixing plate 120 and a vertical moving body 2100 disposed between the fixed frame 110 and the vertical moving body 2100 and fixed to the fixed frame 110. [ And a magnetic 2101 that is disposed on the fixed plate 120 and applies a magnetic attracting force to the fixed plate 120 to prevent the vertical moving body 2100 from being separated from the fixed frame 110.

According to various embodiments of the present invention, the camera module 10 includes an auto focus driving circuit substrate 130 disposed between the fixing plate 120 and the vertical moving body 2100 and fixed to the fixing plate 120 . The auto focus driving circuit substrate 130 includes a position sensing sensor 131 for sensing the position of the vertical moving body 2100 and an electromagnetic force generated by the current to generate a movement in the Z axis direction of the vertical moving body 2100 And an electromagnetic coil 132 for generating a magnetic field.

According to various embodiments of the present invention, the camera module 10 is disposed between the vertical moving body 2100 and the first horizontal moving body 2200 and includes a plurality of balls (not shown) 2100-2200).

According to various embodiments of the present invention, the vertical moving member 2100 includes at least one third ball guide groove (not shown), and the first horizontal moving member includes at least one third ball guide groove 4 ball guide groove 2212. [ The plurality of balls 2100-200 may be disposed between at least one third ball guide groove and at least one fourth ball guide groove 2212.

According to various embodiments of the present invention, the camera module 10 includes a metal plate 2211 disposed on the first horizontal moving member 2200, and a second metal plate 2211 disposed on the vertical moving body 2100 and applying magnetic attraction to the metal plate 2211, And may include a first magnet 2101 that prevents the horizontal moving body 2200 from being detached from the vertical moving body 2100.

According to various embodiments of the present invention, the camera module 10 is disposed on the second magnet 2321 and the housings 300 and 400 disposed on one side of the second horizontal moving body 2300 disposed in the X axis direction, And an OIS (Optical Image Stabilization) driving circuit device 500 facing the second magnet 2321. The OIS driving circuit device 500 includes a position sensing sensor 541 for sensing the position of the second horizontal moving member 2300 and an electric magnetic force generated by the current to generate an electric magnetic force to rotate the first horizontal moving member 2200 in the X- And an electromagnetic coil 541 for inducing movement.

According to various embodiments of the present invention, the camera module 10 is disposed between the first horizontal moving body 2200 and the second horizontal moving body 2300 and includes a plurality of Balls 2200-2300.

According to various embodiments of the present invention, the first horizontal moving member 2200 includes at least one fifth ball guide groove 2222, and the second horizontal moving member 2300 includes at least one fifth ball guide groove 2222 And at least one sixth ball guide groove 2322 facing the first to sixth ball guide grooves 2322. The plurality of balls 2200-2300 may be disposed between at least one fifth ball guide groove 2222 and at least one sixth ball guide groove 2300.

According to various embodiments of the present invention, the camera module 10 is disposed on one side 2320 of the metal plate 2221 and the second horizontal moving body 2300 disposed on the first horizontal moving body 2200, And a third magnet 2321 that applies a magnetic attraction force to the metal plate 2221 to prevent the second horizontal moving body 2300 from being separated from the first horizontal moving body 2200.

According to various embodiments of the present invention, the camera module 10 includes a fourth magnet 2331 disposed on one side 2330 of the second horizontal moving body 2300 disposed in the Y axis direction, And an OIS (Optical Image Stabilization) driving circuit device 500 which is disposed on the fourth magnet 2331 and faces the fourth magnet 2331. The OIS driving circuit device 500 includes a position sensing sensor 531 for sensing the position of the second horizontal moving member 2300 and an electromagnetic force generated by supplying an electric current to cause movement of the second horizontal moving member in the Y- And an electromagnetic coil 532 for applying the magnetic field.

According to various embodiments of the present invention, the first horizontal moving body 2200 includes a first plate 2210 disposed between the vertical moving body 2100 and the second horizontal moving body 2300, And a second plate 2220 disposed between the second horizontal moving body 2300 and the outer walls of the housings 300 and 400.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiments. Therefore, the scope of the present invention should not be limited by the illustrated embodiments, but should be determined by the scope of the appended claims and equivalents thereof.

Claims (15)

A camera module comprising:
A vertical moving body movable in the Z-axis direction;
A first horizontal moving body movable in the X-axis direction on the vertical moving body;
A second horizontal moving body movable in the Y axis direction on the first horizontal moving body;
A lens module mounted on the second horizontal moving body and including at least one lens; And
And a housing that houses the vertical moving body, the first horizontal moving body, and the second horizontal moving body, and includes an opening disposed at an upper portion of the lens module.
The method according to claim 1,
And a PCB (Printed Circuit Board) disposed at a lower portion of the lens module and mounting an image sensor for imaging light passing through the lens module.
The method according to claim 1,
A fixed frame disposed on one side of the housing and facing the vertical moving body; And
And a plurality of balls disposed between the fixed frame and the vertical moving body, the plurality of balls enabling movement of the vertical moving body.
The method of claim 3,
At least one first ball guide groove formed in the fixed frame; And
And at least one second ball guide groove formed in the vertical moving body and facing the at least one first ball guide groove,
The plurality of balls,
Wherein the at least one first ball guide groove and the at least one second ball guide groove are disposed between the at least one first ball guide groove and the at least one second ball guide groove.
The method of claim 3,
A metallic fixing plate disposed between the fixed frame and the vertical moving body and fixed to the fixed frame; And
And a magnet disposed in the vertical moving body and applying magnetic attracting to the stationary plate to prevent the vertical moving body from being detached from the fixed frame.
6. The method of claim 5,
And an autofocus driving circuit substrate disposed between the fixing plate and the vertical moving member and fixed to the fixing plate,
The autofocus driver circuit substrate includes:
A position sensing sensor for sensing a position of the vertical moving body; And
And an electromagnetic coil for receiving an electric current to generate an electromagnetic force to cause movement of the vertical moving body in a Z-axis direction.
The method according to claim 1,
And a plurality of balls disposed between the vertical moving body and the first horizontal moving body and enabling movement of the first horizontal moving body.
8. The method of claim 7,
At least one third ball guide groove formed in the vertical moving body; And
And at least one fourth ball guide groove formed in the first horizontal moving member and facing the at least one third ball guide groove,
The plurality of balls,
Wherein the at least one third ball guide groove and the at least one fourth ball guide groove are disposed between the at least one third ball guide groove and the at least one fourth ball guide groove.
8. The method of claim 7,
A metal plate disposed on the first horizontal moving body; And
And a first magnet disposed on the vertical moving body and applying a magnetic attractive force to the metal plate to prevent the first horizontal moving body from being separated from the vertical moving body.
10. The method of claim 9,
A second magnet disposed on one surface of the second horizontal moving member arranged in the X axis direction; And
Further comprising an OIS (Optical Image Stabilization) drive circuit device disposed in the housing and facing the second magnet,
The OIS driver circuit device includes:
A position sensing sensor for sensing a position of the second horizontal moving body; And
And an electromagnetic coil for receiving an electric current to generate an electric magnetic force to cause movement of the first horizontal moving body in the X axis direction.
The method according to claim 1,
And a plurality of balls disposed between the first horizontal moving body and the second horizontal moving body and enabling movement of the second horizontal moving body.
12. The method of claim 11,
At least one fifth ball guide groove formed in the first horizontal moving body; And
And at least one sixth ball guide groove formed in the second horizontal moving member and facing the at least one fifth ball guide groove,
The plurality of balls,
Wherein the at least one fifth ball guide groove and the at least one sixth ball guide groove are disposed between the at least one fifth ball guide groove and the at least one sixth ball guide groove.
12. The method of claim 11,
A metal plate disposed on the first horizontal moving body; And
And a third magnet disposed on one side of the second horizontal moving body arranged in the X axis direction and applying magnetic attraction to the metal plate to prevent the second horizontal moving body from being separated from the first horizontal moving body.
14. The method of claim 13,
A fourth magnet disposed on one surface of the second horizontal moving member arranged in the Y axis direction;
Further comprising an OIS (Optical Image Stabilization) drive circuit device disposed in the housing and facing the fourth magnet,
The OIS driver circuit device includes:
A position sensing sensor for sensing a position of the second horizontal moving body; And
And an electromagnetic coil for receiving an electric current to generate an electromagnetic force to cause movement of the second horizontal moving body in the Y-axis direction.
The method according to claim 1,
Wherein the first horizontal moving body comprises:
A first plate disposed between the vertical moving body and the second horizontal moving body; And
And a second plate orthogonal to the first plate and disposed between the second horizontal moving body and an outer wall of the housing.

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