KR20170083376A - Image photographing apparatus and method thereof - Google Patents

Abstract

The present invention relates to a video image capturing apparatus and a video capturing method, and more particularly, to a method and apparatus for generating a composite video by using a separate external camera attached to a mobile terminal and using the camera together with a built-in camera unit of a mobile terminal.

Description

[0001] IMAGE PHOTOGRAPHING APPARATUS AND METHOD THEREOF [0002]

The present invention relates to a video image capturing apparatus and a video capturing method, and more particularly, to a method and apparatus for generating a composite video by using a separate external camera attached to a mobile terminal and using the camera together with a built-in camera of the mobile terminal.

Recently, the built-in camera of the smartphone has the performance as high as that of the advanced camera, so users are satisfied with using the camera built in the mobile terminal rather than having a separate camera.

Therefore, although separate devices have been developed for mounting the mobile terminal in the mobile terminal to utilize the built-in camera of the mobile terminal, there is only a self-contained lens or a self-stick (registered utility model 20-0475741). In other words, the performance of the built-in camera of the mobile terminal is greatly improved, but the method of using it is not much different from the conventional method, but it gives a little convenience.

The present invention discloses an apparatus and method for newly expanding a utilization area of a mobile terminal built-in camera deviating from the existing system as described above.

With the recent growth of the IOT sector, the growth of related industries is accelerating. For example, an apparatus for displaying an HMD (Head Mounted Display), that is, a VR (Virtual Reality) image mounted on an eye like a pair of glasses, is continuously being developed. In generating such a VR image, a panorama image around the user or a 3D reconstruction image can be variously utilized. However, a panoramic image or a three-dimensional reconstruction image photographing apparatus is expensive and is generally difficult to be widely used because it includes a plurality of image sensors.

Therefore, a technique for solving the above-described problems is required.

On the other hand, the background art described above is technical information acquired by the inventor for the derivation of the present invention or obtained in the derivation process of the present invention, and can not necessarily be a known technology disclosed to the general public before the application of the present invention .

An embodiment of the present invention aims at generating a composite image such as a panorama image or a three-dimensional reconstruction image by utilizing a built-in camera of a mobile terminal.

Another object of the present invention is to obtain a panorama image having a high synch rate in generating a panorama image by using a separate photographing apparatus that can be attached to a mobile terminal and a terminal.

Another object of the present invention is to reduce the burden on the processing of a mobile terminal in generating a panoramic image by using a separate photographing device that can be attached to the mobile terminal and the terminal.

In addition, one embodiment of the present invention is to reduce the cost and size by using a communication device including a built-in camera of a mobile terminal, a processor, a touch screen, a battery, .

In addition, an embodiment of the present invention aims to simplify the possession of the image photographing apparatus in generating a composite image.

According to a first aspect of the present invention, there is provided an apparatus for selectively detaching a mobile terminal, the apparatus comprising: a built-in camera unit provided in the mobile terminal, A second image capturing apparatus for acquiring a second image for acquiring a second image is disclosed. The image capturing apparatus according to the first aspect of the present invention includes a first body portion contacting a first surface of the mobile terminal having the built-in camera unit, a second body portion selectively contacting the second surface, And a fixing unit that physically connects the first body unit and the second body unit to fix the imaging device to the mobile terminal, wherein the first body unit is provided with a first body And an external camera unit for capturing a second image is provided on the second body part.

According to a second aspect of the present invention, there is provided an apparatus for selectively attaching and detaching a mobile terminal, the apparatus comprising: an image capturing device for capturing a second image, which is synthesized with a first image captured by a built- A mobile terminal that receives data of a second image from the mobile terminal is disclosed. According to a second aspect of the present invention, there is provided an image capturing method including: receiving a request for capturing an image; driving the built-in camera unit upon receipt of the request; transmitting a driving signal to the image capturing apparatus; The method comprising: receiving the first image from the image capturing device; receiving data of the second image from the image capturing device; and synthesizing the second image and the first image extracted from the received data of the second image, .

According to a third aspect of the present invention, there is provided a method of image capturing according to the second aspect of the present invention, comprising the steps of: selectively combining with a first image captured by a built-in camera unit provided in the mobile terminal, A computer program stored in a recording medium for executing a computer program stored in a recording medium to perform a video shooting method performed by a mobile terminal that receives data of the second video from a video camera, / RTI >

According to one of the above-mentioned objects of the present invention, an object of the present invention is to generate a composite image such as a panoramic image or a three-dimensional reconstructed image by utilizing a built-in camera of a mobile terminal.

In addition, in an embodiment of the present invention, a panorama image having a high synchro rate can be obtained in generating a panorama image using a separate photographing apparatus that can be attached to a mobile terminal and a terminal.

In addition, an embodiment of the present invention can reduce the burden on the processing of the mobile terminal in generating a panoramic image by using a separate photographing apparatus that can be attached to the mobile terminal and the terminal.

In addition, an embodiment of the present invention can reduce cost and size by using a communication device including a built-in camera of a mobile terminal, a processor, a touch screen, a battery, and the like in generating a composite image.

In addition, an embodiment of the present invention can simplify the possession of the image photographing apparatus in generating a composite image.

The effects obtained by the present invention are not limited to the above-mentioned effects, and other effects not mentioned can be clearly understood by those skilled in the art from the following description will be.

1 is a block diagram illustrating a mobile terminal for explaining a video image pickup apparatus according to an embodiment of the present invention, a back side thereof, and a video image pickup apparatus.
FIG. 2 is an exemplary view showing an external view of the image capturing apparatus according to an embodiment of the present invention viewed from two angles.
3 is an exemplary view illustrating one side of a video photographing apparatus and a mobile terminal according to an embodiment of the present invention.
FIG. 4 is an exemplary view of a photographing apparatus according to an embodiment of the present invention.
5 is a block diagram illustrating the configuration of an external camera unit and a mobile terminal according to an embodiment of the present invention.
FIGS. 6 to 9 are views illustrating an image photographing apparatus according to an exemplary embodiment of the present invention.
10 is a flowchart illustrating a method of photographing an image according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, which will be readily apparent to those skilled in the art. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and similar parts are denoted by like reference characters throughout the specification.

Throughout the specification, when a part is referred to as being "connected" to another part, it includes not only "directly connected" but also "electrically connected" with another part in between . Also, when an element is referred to as "comprising ", it means that it can include other elements as well, without departing from the other elements unless specifically stated otherwise.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram illustrating one side of a mobile terminal 400, its back side, and a photographing apparatus 1000 to illustrate a photographing apparatus 1000 according to an embodiment of the present invention.

In an embodiment of the present invention, the image capturing apparatus 1000 may be selectively attached to and detached from the mobile terminal 400 and may be a composite image of a first image captured by the built-in camera unit 410 provided in the mobile terminal 400 The second image can be obtained.

As an embodiment of the present invention, the image capturing apparatus 1000 and the mobile terminal 400 are connected to each other through a wired network using a cable or a wireless network using a wireless data communication module, Or data of the second image.

In an embodiment of the present invention, a camera built in the mobile terminal 400 is referred to as a built-in camera unit 410, and an image captured by the built-in camera unit 410 is referred to as a first image. One surface of the mobile terminal 400 having the built-in camera unit 410 is referred to as a first surface 420 and a back surface thereof is referred to as a second surface 430.

As an embodiment of the present invention, the mobile terminal 400 may be implemented by a communication device such as a mobile phone or a smart phone including the built-in camera unit 410, but is not limited thereto.

As an embodiment of the present invention, the mobile terminal 400 may be implemented by a digital camera having a built-in camera, or may be implemented by all devices incorporating other cameras. For example, a portable computer, a portable terminal, a wearable device, or the like. Here, the portable computer includes, for example, a laptop equipped with a web browser (WEB Browser), a laptop, and the like. The portable terminal is not limited to the Smart Phone exemplified above, (Personal Digital Assistant), a PDS (Personal Digital Assistant), a GSM (Global System for Mobile communications), an IMT (International Mobile Telecommunication) -2000 Handheld devices such as CDMA (Code Division Multiple Access) -2000, W-CDMA (W-CDMA), Wibro (Wireless Broadband Internet), Mobile WiMAX (Mobile Worldwide Interoperability for Microwave Access) Based wireless communication device and the like. Further, the wearable device is an information processing device of a type that can be directly worn on a human body, such as a watch, a glasses, an accessory, clothes, shoes, etc., and can be connected to or accessed from a remote place via a network via a direct or other information processing device And can be connected to the terminal.

Examples of the mobile terminal 400 listed above are examples of a terminal that is preferable for carrying out an embodiment of the present invention. However, the terminal 400 is not necessarily limited to the above example, and may be a terminal, a PC monitor, . ≪ / RTI >

Reference is now made to Fig. 2 together with Fig. 1 for the purpose of describing an image photographing apparatus 1000 according to an embodiment of the present invention. FIG. 2 is an exemplary view showing an appearance of the image photographing apparatus 1000 viewed from two angles according to an embodiment of the present invention.

The image capturing apparatus 1000 may include a first body portion 310 and a second body portion 320 and may include a first body portion 310 and a second body portion 320. [ The mobile terminal 400 may include a fixing unit 330 that physically connects the mobile terminal 400 and the image capturing apparatus 1000 to the mobile terminal 400. [

In an embodiment of the present invention, the first body part 310 may include a first lens part 100, and the second body part 320 may include an external camera part 200. Various configurations for driving the external camera unit 200 may be included in the second body part. In this case, the second body part 320 may be thicker or bulkier than the first body part 310 .

In an embodiment of the present invention, the first lens unit 100 may be provided to penetrate the first body unit 310 or may be provided on the first body unit 310 together with a transparent object, And may be configured to be transmitted toward the camera unit 410. On the other hand, the external camera unit 200 does not transmit light, and the surface of the second body 320, which is in contact with the mobile terminal 400, may be blocked.

The first body part 310 may be in contact with the first surface 420 provided with the built-in camera part 410 of the mobile terminal 400. In this case, In an embodiment of the present invention, the first lens unit 100 provided on the first body 310 may extend the photographing area of the built-in camera unit 410. In this case, the first lens unit 100 may be positioned adjacent to the lens of the built-in camera unit 410, and preferably the center of the first lens unit 100 and the center of the lens of the built- As shown in Fig.

Meanwhile, the second body part 320 having the external camera part 200 for capturing the second image may selectively touch the second surface 430 of the mobile terminal 400.

The external camera part 200 provided in the second body part 320 may include a built-in camera unit 300 installed inside the second body part 320, The second image can be obtained by photographing the back side of the photographing area of the first image photographed by the camera unit 410. [ More specifically, the photographing of the back side means that the second image can be photographed so that the photographing area of the external camera unit 200 includes an area different from the photographing area of the first image, Does not mean that there is no region overlapping the photographing region of the first image. The panoramic image can be generated by combining the first image and the second image obtained by photographing the back side thereof.

The fixing unit 330 includes a first lens unit 210 and a second lens unit 210. The second lens unit 210 includes a first lens unit 210 and a second lens unit 210, And the second body 320 can be connected and fixed. That is, when the first body portion 310 is in contact with the first surface 420 of the mobile terminal 400 and the second body portion 320 is in contact with the second surface 430 of the mobile terminal 400, The lens unit 100 and the second lens unit 210 are coaxial and can be fixed so as to face each other in a direction opposite to each other.

When the first lens unit 100 and the second lens unit 210 are coaxial with each other, the lenses of the second lens unit 210 and the built-in camera unit 410 are coaxial with each other . The first image and the second image thus obtained are coaxial images whose directions are opposite to each other by 180 degrees. In generating the panoramic image by synthesizing the two images, the synchro rate can be increased and the burden of the image generation processing can be reduced.

In an embodiment of the present invention, the first lens unit 100 may be implemented as a wide-angle lens or a fish-eye lens. Also, as an embodiment of the present invention, the second lens unit 210 may be realized by a wide-angle lens or a fish-eye lens. At this time, the sum of the photographing angle of the first lens unit 100 and the photographing angle of the second lens unit 210 may be 360 degrees or more and 720 degrees or less. Preferably, the angle of the first lens unit 100 is 180 degrees or more and the angle of the second lens unit 210 is 235 degrees or more, so that the sum of the angle of view of the two lenses may be 360 degrees or more.

In one embodiment of the present invention, the first image data of the built-in camera unit 410 obtained using the first lens unit 100 and the external image data of the external camera unit 200 acquired using the second lens unit 210, The second image data may be synthesized in the image capturing apparatus 1000, but preferably in the mobile terminal 400.

Meanwhile, FIG. 2 is only an example of the image photographing apparatus 1000 according to an embodiment of the present invention, and therefore, the present invention is not necessarily implemented in the form shown in FIG. 2, the first body part 310 and the second body part 320 are fixed by the fixing part 330. However, according to another embodiment, the first body part 310 and the second body part 320 are fixed by the fixing part 330, 320 may be implemented as separable from each other. The first body part 310 and the second body part 320 may be formed in a shape other than a plate shape, such as a cylindrical shape, a square column shape, And may be implemented in various other forms.

In addition, when the first body part 310 and the second body part 320 are separated from each other, the first body part 310 may be selectively detached, When the first body part 310 is detached, only the second body part 320 can perform the function of the photographing device. At this time, the second body 320 can transmit and receive the photographing data to / from the mobile terminal 400 through wireless communication such as Wi-Fi or wired communication.

3 is an exemplary diagram illustrating an embodiment of the image capturing apparatus 1000 according to the present invention.

According to an embodiment of the present invention, the image capturing apparatus 1000 may be detachable to the mobile terminal 400 as shown in FIG. The first body part 310 may contact the first surface 420 of the mobile terminal 400 and the first lens part 100 may be disposed adjacent to the built-in camera part 410, Can be enlarged. The second body 320 can be in contact with the second surface 430 of the mobile terminal 400 and the external camera 200 provided in the second body 320 can be connected to the built- It is possible to take a picture of the back side of the photographing area.

According to an embodiment of the present invention, preferably, the center of the first lens unit 100 and the center of the built-in camera unit 410 coincide with each other. In an embodiment of the present invention, when the first lens unit 100 transmits light in order to enlarge an image capturing area of the built-in camera unit 410, the user may use the built-in camera unit 410, the center of the first lens unit 100 and the center of the built-in camera unit 410 can be aligned by checking the position of the lens.

According to an embodiment of the present invention, the fixing portion 330 adjusts the gap between the first body portion 310 and the second body portion 320 to apply pressure to the mobile terminal 400 positioned between the two body portions So that the image capturing apparatus 1000 can be fixed to the mobile terminal 400.

The shape and material of the first body part 310, the second body part 320, and the fixing part 330 may be variously embodied according to various embodiments of the present invention.

Meanwhile, FIG. 4 is an illustration of an image photographing apparatus 1000 according to an embodiment of the present invention.

4A, according to an embodiment of the present invention, the first lens unit 100 and the second lens unit 210 of the external camera unit 200 may have coaxial axes, As shown in FIG. 4 (b), the overall shape of the image capturing apparatus may be I-shaped depending on the material and the shape of the fixing unit 330.

According to an embodiment of the present invention, the fixing unit 330 includes a first lens unit 100 and a second lens unit 210, which are parallel to each other, The body portion 320 can be fixed in the same direction as the first body portion 310. At this time, the fixing part 330 connects the first body part 310 and the second body part 320, and fixes the image capturing device 1000 to the mobile terminal 400.

In an embodiment of the present invention, the fixing portion 330 may include a soft material so that the first body portion 310 and the second body portion 320 can be adjusted to be oriented in the same direction, The material part can be replaced with a hinge to perform the same function.

According to an embodiment of the present invention, a first image and a second image obtained by having the first lens unit 100 and the second lens unit 210 parallel to each other and having a predetermined distance from each other are synthesized, (3D reconstruction) image can be obtained. At this time, a predetermined distance is less than 10 cm. At this time, the lenses of the first lens unit 100 and the second lens unit 210 can be replaced with lenses suitable for the reconstruction image.

5 is a block diagram illustrating an external camera unit 200 and a mobile terminal 400 according to an exemplary embodiment of the present invention.

The external camera unit 200 includes a second lens unit 210, an image sensing unit 220, an input unit 230, a control unit 240, a communication unit 250, a power supply unit 260, And a storage unit 270.

The mobile terminal 400 includes a built-in camera unit 410, a terminal input unit 440, a terminal control unit 450, a terminal communication unit 460, an image editing unit 470, (480).

According to an embodiment of the present invention, the external camera unit 200 or the mobile terminal 400 does not necessarily simultaneously include all of the configurations, but may implement only one of the embodiments of the present invention. The external camera unit 200 or the mobile terminal 400 does not have to physically include the above-described configurations. The above-described configurations are electrically connected to the external camera unit 200 or the mobile terminal 400, It is possible to implement one of the embodiments of the present invention.

In an embodiment of the present invention, the external camera unit 200 may include a second lens unit 210. The second lens unit 210 may collect light from the subject to generate a second image.

In an embodiment of the present invention, the external camera unit 200 may include an image pickup unit 220. The imaging unit 220 is configured to perform imaging with respect to a subject. The image sensing unit 220 may include a shutter, a diaphragm, an image sensor, and an analog / digital converter (ADC). The shutter is a mechanism for adjusting the amount of light received by the second lens unit 210 from the external light source together with the aperture stop. At this time, the diaphragm can adjust the amount of incident light (amount of light) according to the degree of opening and closing. The image sensor can accumulate the amount of light inputted through the lens unit and output the image photographed by the lens unit according to the accumulated light amount in accordance with the vertical synchronizing signal. Image acquisition can be achieved by an image sensor that converts the light reflected from the subject into an electrical signal. The image sensor may be implemented as a CCD sensor or a CMOS sensor. At this time, as a preferred embodiment of the present invention, a CMOS sensor (Complementary Metal Oxide Semiconductor) may be used to reduce the cost.

As an embodiment of the present invention, the external camera unit 200 may further include a recording unit (not shown) to record a sound together with a video image.

In an embodiment of the present invention, the external camera unit 200 may include an input unit 230 for receiving an input requesting image capturing. The request for image capturing may be input from a user and may be input by a pre-configured algorithm according to an embodiment. Alternatively, the terminal input unit 440 may be input by receiving a request for capturing a video image. The external camera unit 200 can take a second image by driving according to a request for image capturing received through the input unit 230. [

As an embodiment of the present invention, the external camera unit 200 may include a control unit 240. [ The control unit 240 may control at least one of the external camera unit 200 and the built-in camera unit 410 so that the built-in camera unit 410 and the external camera unit 200 operate in conjunction with each other. When the mobile terminal 400 includes the terminal control unit 450 for controlling the built-in camera unit 410, the control unit 240 operates in cooperation with the terminal control unit 450, It is possible to control the camera unit 410 and the external camera unit 200 to operate in conjunction with each other.

In an embodiment of the present invention, the built-in camera unit 410 and the external camera unit 200 operate in cooperation with each other, which means that the photographing is performed simultaneously with respect to time. When the built-in camera unit 410 and the external camera unit 200 operate in cooperation with each other according to an embodiment of the present invention, the synchro rate can be improved when the first image and the second image are combined to generate a composite image And can reduce the burden of image generation processing.

In an embodiment of the present invention, the external camera unit 200 can transmit and receive data to / from the mobile terminal 400 and other devices via the wired / wireless network N through the communication unit 250. The data transmitted and received by the communication unit 250 may include at least one of the first image data and the second image data. In one embodiment of the present invention, the image data may be still image data or moving image data, and may include sound data. In accordance with an embodiment of the present invention, when the built-in camera unit 410 and the external camera unit 200 operate in conjunction with each other, the sync rate can be increased when the synthesized image including sound data is generated.

As an embodiment of the present invention, the communication unit 250 may include at least one of a cable and a wireless data communication module.

In an embodiment of the present invention, the cable may include a USB cable, and the terminal communication unit 460 included in the mobile terminal 400 and transmitting / receiving data may include a USB connection port. In another embodiment, the wireless data communication module may include at least one of a Zigbee, a low energy Bluetooth (BLE), a Bluetooth, and a WiFi. At this time, And a wireless data communication module of the same type as the wireless data communication module included in the camera unit 200. [

In an embodiment of the present invention, the external camera unit 200 may include a power supply unit 260 for supplying electric power for operating the external camera unit 200. The power receiving unit 260 may receive power from the power storage device included in the external camera unit 200, that is, the battery, or may receive power from the power storage device included in the mobile terminal 400, (Not shown). A cable capable of communication can be used to receive power from the power storage device included in the mobile terminal 400.

As an embodiment of the present invention, the external camera unit 200 may include a storage unit 270 capable of storing data. The data that can be stored by the storage unit 270 may include, for example, data of the second image captured by the external camera unit 200. [

In an embodiment of the present invention, the storage unit 270 may store program data necessary for driving the image capturing apparatus 1000. [ The program data necessary for driving the image photographing apparatus 1000 includes program data for driving the external camera unit 200 or program data for operating the external camera unit 200 and the mobile terminal 400 in cooperation with each other . As another example, the program data stored in the storage unit 270 may include program data that is installed in the external camera unit 200 or installed in the mobile terminal 400 as program data for generating a composite image .

As an embodiment of the present invention, the mobile terminal 400 may include a built-in camera unit 410. The built-in camera unit 410 may include a terminal image pickup unit (not shown) for capturing a first image used for generating a composite image. The built-in camera unit 410 may further include a terminal recording unit (not shown) to record sound together with a video image.

In one embodiment of the present invention, the mobile terminal 400 may include a terminal input 440 for receiving input for requesting image capture. The request for image capturing may be input from a user and may be input by a pre-configured algorithm according to an embodiment. Or by receiving a request for image capture input through the input unit 230 of the external camera unit 200. The built-in camera unit 410 can take a first image by driving according to a request for image capturing received through the terminal input unit 440. [

As an embodiment of the present invention, the mobile terminal 400 may include a terminal control unit 450. The terminal control unit 450 may control at least one of the external camera unit 200 and the built-in camera unit 410 so that the built-in camera unit 410 and the external camera unit 200 operate in conjunction with each other. The terminal control unit 450 operates in conjunction with the control unit 240 of the external camera unit 200 to control the built-in camera unit 410 and the external camera unit 200 to operate in conjunction with each other.

As an embodiment of the present invention, the mobile terminal 400 can transmit / receive data to / from the external camera unit 200 and other devices via the wired / wireless network N through the terminal communication unit 460. The data transmitted and received by the terminal communication unit 460 may include at least one of the first video data and the second video data. In one embodiment of the present invention, the image data may be still image data or moving image data, and may include sound data. The terminal communication unit 460 may include at least one of a cable and a wireless data communication module.

The mobile terminal 400 may further include an image editing unit 470 for editing the image data of the built-in camera unit 410 and the image data of the external camera unit 200 to generate a composite image .

In an embodiment of the present invention, the image editing unit 470 can generate a panoramic image by combining the data of the first image and the data of the second image when the data of the coaxial image is photographed. In one embodiment of the present invention, the panoramic image may include any one of a cylindrical panoramic image and a spherical panoramic image. At this time, the cylindrical panorama image may be implemented as a 360-degree panorama image, a panorama image of less than 360 degrees, or a panorama image that does not include a part of the floor direction or the ceiling direction (that is, And may be a spherical panoramic image including both a direction and a ceiling direction (i.e., a shooting vertical angle of 180 degrees or more). Here, the 360 degree panorama image refers to a 360 degree angle of view. In addition, the spherical panoramic image can be embodied as a circular round image of the photographed image including both the bottom direction and the ceiling direction (that is, the photographing vertical angle of 180 degrees or more).

In an embodiment of the present invention, the panoramic image may be generated as one of a panoramic image (still panoramic image) and a panoramic image.

In an embodiment of the present invention, the image editing unit 470 may analyze image data to detect similar edge regions in two images. The image editing unit 470 can set the combining position of the two images based on the detected similar edge region and can synthesize the two images according to the combining position to generate the combined image.

In one embodiment of the present invention, when the first image data and the second image data are parallel but have axes that are separated by a predetermined distance, the image editing unit 470 may synthesize the axes to generate a three-dimensional reconstruction image.

In one embodiment of the present invention, when sound data is included in the first image data and the second image data, a combining point of two images can be set based on the sound data. Preferably, the built-in camera unit 410 and the external camera unit 200 operate in conjunction with each other, so that the generation time of the first image data and the second image data can be set as the synthesis time of the two images.

The method of generating a composite image performed by the image editing unit 470 described above is merely an example and is not limited to the method described above.

As an embodiment of the present invention, the image editing unit 470 may be included in the external camera unit 200 according to an embodiment of the present invention.

As an embodiment of the present invention, the mobile terminal 400 may include an image output unit 480. [ As an embodiment of the present invention, the video output unit 480 may be included in the external camera unit 200. [

As an embodiment of the present invention, the mobile terminal 400 may include a terminal storage unit (not shown) capable of storing data. The data that can be stored in the terminal storage unit 270 may include, for example, data of the first image or data of the second image.

In an embodiment of the present invention, the terminal storage unit may store program data necessary for driving a video image capturing method using the video image capturing apparatus 1000. The program data necessary for driving the image capturing method using the image capturing apparatus 1000 includes program data for driving the built-in camera unit 410 or interlocking the external camera unit 200 and the built-in camera unit 410 Lt; / RTI > In another embodiment, the program data stored in the terminal storage unit 270 may include program data for driving the image editing unit 470 to generate a composite image.

According to an embodiment of the present invention, the shape and material of the first body part 310, the second body part 320, and the fixing part 330 may be variously embodied. 6, 7, and 8 are views illustrating embodiments according to the shapes and materials of the first body part 310, the second body part 320, and the fixing part 330. FIG.

6, the first body part 310, the second body part 320, and the fixing part 330 may be separated from each other. According to an embodiment of the present invention, the separated fixing part 330 includes a separated first body part 310 and a separated second body part 320 in parallel to each other, As shown in FIG. The separated fixing part 330 may be configured to separate the gap between the separated first body part 310 and the separated second body part 320 so that the image capturing device 1000 can be inserted into the mobile terminal 400. [ It is possible to narrow it to the thickness of the recess 400.

At this time, the shape and size of the separated fixing part 330 can be adjusted so that both body parts can be kept parallel to each other. As an example of this, when the separated fixing part 330 is cylindrical, the diameter of the cross section can be increased. In one embodiment of the present invention, the detached fixture 330 may be threaded.

According to an embodiment of the present invention, the first and second lens units 100 and 210 may be coaxial with each other by holding the separated both body parts 310 and 320 in parallel. Since the first lens unit 100 and the second lens unit 210 have the same axis, the synchro rate can be increased and the burden of processing can be reduced.

According to an embodiment of the present invention shown in FIG. 7, the fixing part 330 may be a clip-type device connecting the first body part 310 and the second body part 320 together. The shape of the clip-shaped fixing part 330 is not limited to the shape shown in FIG. 6, and may be rounded or more corners, such as a star shape.

According to one embodiment of the present invention, the clip-shaped fixing part 330 may provide an elastic force to the first body part 310 and the second body part 320. The first body part 310 and the second body part 320 are directed inward by the elastic force provided by the clip-shaped fixing part 330, and when the mobile terminal 400 is attached to the mobile terminal 400 To be deformed into a parallel shape. According to another embodiment, the first body portion 310 and the second body portion 320 may be made of soft material or soft portions 312, 322 ). According to an embodiment of the present invention, the first lens unit 100 and the second lens unit 210 may be coaxial with each other by holding both body parts 310 and 320 in parallel. Since the first lens unit 100 and the second lens unit 210 have the same axis, the synchro rate can be increased and the burden of processing can be reduced.

According to an embodiment of the present invention shown in FIG. 8, the fixing portion 330 may be in the form of a clamp together with the first body portion 310 and the second body portion 320. According to an embodiment of the present invention, the fixing portion 330 may be embodied as a hinge 333 connecting the first body portion 310 and the second body portion 320. The first body portion 310, And a spring 334 for providing an elastic force to the second body 320. At this time, the first body part 310 and the second body part 320 are directed inward by the elastic force provided by the spring 334, and when they are mounted on the mobile terminal 400, the thickness of the mobile terminal 400 It can be deformed into a parallel form by spreading it. According to an embodiment of the present invention, the first body portion 310 and the second body portion 320 may include a soft material or soft portions 313 and 323 for the modification. According to an embodiment of the present invention, the first lens unit 100 and the second lens unit 210 may be coaxial with each other by holding both body parts 310 and 320 in parallel. Since the first lens unit 100 and the second lens unit 210 have the same axis, the synchro rate can be increased and the burden of processing can be reduced.

9 is an exemplary view of a video photographing apparatus 1000 according to an embodiment of the present invention.

The image capturing apparatus 1000 according to an embodiment of the present invention may further include a rod-shaped grip portion 340 having a length capable of being adjusted in one or more stages. At this time, the fixing portion 330 and the grip portion 340 And an angle adjusting unit 350 connected to the fixing unit 330 and capable of adjusting the relative angle of the handle 340 with respect to the fixing unit 330. [ The fixing part 330 may be configured to connect the first body part and the second body part and to surround the mobile terminal 400 for stable connection with the handle part 340. [

According to an embodiment of the present invention, the handle portion 340 may further include a battery (not shown). At this time, the image capturing apparatus 1000 can operate by receiving power from a battery included in the handle portion 340. [

As one embodiment of the present invention, the image photographing apparatus 1000 further includes a mount device (not shown), so that the utilization area can be widened. For example, a mount device having an adhesive surface on one side may be further included to attach to a helmet, a bicycle, an automobile or the like to produce a composite image. Or waterproof case for underwater photography.

10 is a flowchart illustrating a method of photographing an image according to an embodiment of the present invention.

The image capturing method according to the embodiment shown in FIG. 10 includes the steps of time-series processing in the mobile terminal 400 using the image capturing apparatus 1000 shown in FIG. 1 to FIG. Therefore, the contents described above with respect to the image photographing apparatus 1000 shown in Figs. 1 to 9 can be applied to the image photographing method according to the embodiment shown in Fig. 10 even if omitted from the following description.

In an embodiment of the present invention, the image capturing method may be selectively applied to a mobile terminal 400, synthesized with a first image captured by a built-in camera unit 410 provided in the mobile terminal 400, The image capturing apparatus 1000 may be used to acquire a second image to be generated. In an embodiment of the present invention, the image capturing method may be performed by the mobile terminal 400 receiving the second image data acquired by the image capturing apparatus 1000.

As an embodiment of the present invention, the image photographing method may include receiving a photograph photographing request (S101). The image capturing request may be a user input received by the mobile terminal 400. According to yet another embodiment, the step S101 may be performed by the mobile terminal 400 receiving an image capturing request of an image received by the image capturing apparatus 1000. [

In one embodiment of the present invention, the image capturing method includes a step (S102) of driving the built-in camera unit 410 and transmitting a driving signal to the image capturing apparatus 1000 in response to a request for capturing an image can do.

At this time, the built-in camera unit 410 and the external camera unit 200 can operate in conjunction with each other. The operation of the built-in camera unit 410 and the external camera unit 200 in conjunction with each other may mean that the built-in camera unit 410 and the external camera unit 200 take images at the same time. In the case where the built-in camera unit 410 and the external camera unit 200 shoot at the same time, the synchro rate can be increased and the burden of processing can be reduced.

In one embodiment of the present invention, in step S102, the built-in camera unit 410 and the external camera unit 200 can photograph the back side of the coaxial axes. That is, the first image captured by the built-in camera unit 410 and the second image captured by the external camera unit 200 may be images captured on the back of the coax, and a panorama image may be generated can do. In this case, the sum of the angles of the first image, the second image, and the two images obtained in step S102 may be 360 degrees or more and 720 degrees or less.

In another embodiment of the present invention, the built-in camera unit 410 and the external camera unit 200 may be arranged so as to have axes parallel to each other but spaced apart by a predetermined distance, by looking in the same direction. That is, the first image captured by the built-in camera unit 410 and the second image captured by the external camera unit 200 may be images having the same parallel axis with different distances, Dimensional reconstruction image can be generated by synthesizing the two images in the step of FIG. At this time, the predetermined horizontal distance may be a small distance difference of 10 cm or less.

In one embodiment of the present invention, the image capturing method may further include a step S103 of acquiring an image captured by the built-in camera unit 410, that is, a first image obtained in step S102. As an embodiment of the present invention, the image capturing method may further include a step (S104) of receiving a second image from the image capturing apparatus 1000. [ The reception of the data of the second image may be performed using at least one of a cable and a wireless data communication module.

As an embodiment of the present invention, the image capturing method may further include a step (S105) of synthesizing the acquired first image data and the received second image data to generate a composite image.

In one embodiment of the present invention, the step S105 may include generating a panoramic image by combining the data of the first image and the data of the second image when the coaxial data is photographed. In one embodiment of the present invention, the panoramic image may include any one of a cylindrical panoramic image and a spherical panoramic image. At this time, the cylindrical panorama image may be implemented as a 360-degree panorama image, a panorama image of less than 360 degrees, or a panorama image that does not include a part of the floor direction or the ceiling direction (that is, And may be a spherical panoramic image including both a direction and a ceiling direction (i.e., a shooting vertical angle of 180 degrees or more). In addition, the spherical panoramic image can be embodied as a circular round image that includes both the bottom direction and the ceiling direction (i.e., the image angle of 180 degrees or more). Here, the 360 degree panorama image refers to a 360 degree angle of view.

In an embodiment of the present invention, the panoramic image may be generated as one of a panoramic image (still panoramic image) and a panoramic image.

In addition, the step S105 may include a step of generating a three-dimensional re-construction image according to the arrangement of the built-in camera unit 410 and the external camera unit 200. [

As an embodiment of the present invention, the image capturing method may further include a step (S106) of outputting the generated composite image.

The imaging method according to the embodiment described with reference to FIG. 10 may also be implemented in the form of a recording medium including instructions executable by a computer such as a program module executed by a computer. Computer readable media can be any available media that can be accessed by a computer and includes both volatile and nonvolatile media, removable and non-removable media. In addition, the computer-readable medium may include both computer storage media and communication media. Computer storage media includes both volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data. Communication media typically includes any information delivery media, including computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave, or other transport mechanism.

Further, the imaging method according to an embodiment of the present invention may be implemented as a computer program (or a computer program product) including instructions executable by a computer. A computer program includes programmable machine instructions that are processed by a processor and can be implemented in a high-level programming language, an object-oriented programming language, an assembly language, or a machine language . The computer program may also be recorded on a computer readable recording medium of a type (e.g., memory, hard disk, magnetic / optical medium or solid-state drive).

Thus, the imaging method according to one embodiment of the present invention can be implemented by a computer program as described above being executed by the computing device. The computing device may include a processor, a memory, a storage device, a high-speed interface connected to the memory and a high-speed expansion port, and a low-speed interface connected to the low-speed bus and the storage device. Each of these components is connected to each other using a variety of buses and can be mounted on a common motherboard or mounted in any other suitable manner.

Where the processor may process instructions within the computing device, such as to display graphical information to provide a graphical user interface (GUI) on an external input, output device, such as a display connected to a high speed interface And commands stored in memory or storage devices. As another example, multiple processors and / or multiple busses may be used with multiple memory and memory types as appropriate. The processor may also be implemented as a chipset comprised of chips comprising multiple independent analog and / or digital processors.

The memory also stores information within the computing device. In one example, the memory may comprise volatile memory units or a collection thereof. In another example, the memory may be comprised of non-volatile memory units or a collection thereof. The memory may also be another type of computer readable medium such as, for example, a magnetic or optical disk.

And the storage device can provide a large amount of storage space to the computing device. The storage device may be a computer readable medium or a configuration including such a medium and may include, for example, devices in a SAN (Storage Area Network) or other configurations, and may be a floppy disk device, a hard disk device, Or a tape device, flash memory, or other similar semiconductor memory device or device array.

It will be understood by those skilled in the art that the foregoing description of the present invention is for illustrative purposes only and that those of ordinary skill in the art can readily understand that various changes and modifications may be made without departing from the spirit or essential characteristics of the present invention. will be. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

The scope of the present invention is defined by the appended claims rather than the detailed description and all changes or modifications derived from the meaning and scope of the claims and their equivalents are to be construed as being included within the scope of the present invention do.

1000: Video shooting device
400: mobile terminal 410: built-in camera part 420: first side 430: second side
100: first lens unit 200: external camera unit 210: second lens unit
310: first body part 320: second body part 330:
220: image pickup unit 230: input unit 240: control unit 250: communication unit 260: power supply unit
270:
440: terminal input unit 450: terminal control unit 460:
470: video editing unit 480: video output unit
312, 322, 313, 323: soft portion 333: hinge 334: spring
340: Handle portion 350: Angle adjusting portion

Claims (14)

1. An image capturing apparatus for selectively capturing a first image captured by a built-in camera unit of a mobile terminal and a second image captured by a mobile terminal,
A first body portion contacting a first surface of the mobile terminal having the built-in camera unit;
A second body selectively contacting a second surface which is a back surface of the first surface; And
And a fixing unit physically connected to at least one of the first body part and the second body part and fixing the image pickup device to the mobile terminal,
Wherein the first body part is provided with a first lens part extending an imaging area of the built-in camera part,
And an external camera unit for capturing a second image on the second body unit. The method according to claim 1,
Wherein the external camera unit comprises:
And a second lens unit for collecting light from a subject to acquire a second image,
The fixing unit includes:
Wherein the first lens unit and the second lens unit are coaxial with each other in fixing the image capturing apparatus to the mobile terminal. 3. The method of claim 2,
Wherein the external camera unit comprises:
And a second lens unit for collecting light from a subject to acquire a second image,
Wherein a sum of an image capturing angle of the first lens unit and an image capturing angle of the second lens unit is 360 degrees or more and 720 degrees or less. The method according to claim 1,
The image capturing apparatus includes:
And a communication unit for transmitting the second image to the mobile terminal. 5. The method of claim 4,
The image capturing apparatus includes:
Further comprising a control unit for driving the external camera unit in response to an instruction from the mobile terminal. 3. The method of claim 2,
The synthesized image may include:
A cylindrical panorama image, and a spherical panorama image. 3. The method of claim 2,
The fixing unit includes:
Wherein the image capturing device is fixed to the mobile terminal by adjusting a gap between the first body part and the second body part to apply pressure to the mobile terminal located between the two body parts. The method according to claim 1,
The image capturing apparatus includes:
A rod-shaped knob having a length adjustable in one or more stages; And
Further comprising an angle adjusting section connecting the fixing section and the knob section and adjusting a relative angle of the knob section with respect to the fixing section. The method according to claim 1,
The fixing unit includes:
Wherein the first lens unit and the second lens unit fix the second body unit in the same direction as the first body unit so as to have a shaft parallel to the first lens unit and the second lens unit and spaced apart from each other by a predetermined distance. 10. The method of claim 9,
The synthesized image may include:
A three-dimensional reconstruction image, a video image pickup apparatus. A mobile terminal which is selectively removed from a mobile terminal and receives data of the second image from an image capturing device which acquires a first image to be captured by a built-in camera unit and a second image to generate a composite image, In the image capturing method,
Receiving a request for image capture;
Driving the built-in camera unit according to reception of the request, and transmitting a driving signal to the image photographing apparatus;
Acquiring the first image from the built-in camera unit;
Receiving data of a second image from the image photographing apparatus; And
And synthesizing the second image and the first image extracted from the received data of the second image to generate a composite image. 12. The method of claim 11,
The image capturing method includes:
And outputting the generated composite image. A mobile terminal which is selectively removed from a mobile terminal and receives data of the second image from an image capturing device which acquires a first image to be captured by a built-in camera unit and a second image to generate a composite image, as,
A terminal input unit for receiving a request for image photographing;
A terminal control unit for driving the built-in camera unit upon receipt of the request;
A terminal communication unit for transmitting a driving signal to the image photographing apparatus upon receipt of the request, and receiving data of a second image from the image photographing apparatus; And
And an image editing unit for synthesizing the second image and the first image extracted from the received data of the second image to generate a composite image. A mobile terminal which is selectively removed from a mobile terminal and receives data of the second image from an image capturing device which acquires a first image to be captured by a built-in camera unit and a second image to generate a composite image, The computer program stored in the recording medium for performing the image capturing method according to claim 9 performed by the computer.

Images