JP3222104U - Mobile device holder - Google Patents

Abstract

A mobile device holder is provided that has a scanner function to facilitate capturing a document image. A mobile device holder includes a base body (21) in which a housing space is provided, a paper feed path including a scan area and installed in the housing space, and a paper feed path for housing a document to be scanned. A paper feed cassette 263 installed at an upstream location, a paper discharge outlet 264 provided at a downstream location of a paper feed route for discharging a document for which scanning has been completed, and a document to be scanned is driven to pass through the paper feed route And a device fixing unit 22 provided on the base body to fix the mobile device. The device fixing unit adjusts the position of the mobile device and captures the image of the scan area so that the capture area of the mobile device is not smaller than the width of the document to be scanned. [Selected figure] Figure 4

Description

  The present invention relates to a mobile device holder, and more particularly to a holder having a continuous feeding function.

  Conventionally, a scanner and a personal computer are used when copying and storing a real document. After scanning the contents of a document with a scanner, it transmits it to a personal computer and converts and saves files using the personal computer.

However, it is not economical to buy a scanner for light users who do not have many documents that need to be scanned on a daily basis, but it is better to capture document images directly using a camera of a mobile device such as a smartphone Is reasonable. However, document images captured using a mobile device can not usually be expected to be of high quality, and their hands may shake or the document may not be flat. In addition, manually capturing each one manually in order to capture a large number of documents is troublesome. For various reasons as described above, scanning a document using a mobile device is far from being accomplished or convenient to a conventional scanner.
Then, the present inventor considered that the above-mentioned fault could be improved, and as a result of earnestly examining, it came to the proposal of the present invention which effectively ameliorates the above-mentioned subject by rational design.
The present invention has been made in view of such circumstances, and the purpose thereof is to make it easy for the user to capture a document image by means of a holder used in combination with a mobile device, as well as automatic sheet feeding and position correction of the document. The purpose is to provide the functions that conventional scanners have.

  According to the present invention for solving the above problems, there is provided a base body in which a storage space is provided, a paper feed path including a scan area and installed in the storage space, and the paper feed path for housing a document to be scanned. A paper feed cassette installed at an upstream position of the paper feed outlet, a paper discharge outlet provided at a downstream position of the paper feed path for discharging a document whose scanning has been completed, and a document to be scanned is driven to pass through the paper feed path And a device fixing unit installed on the base body to fix the mobile device. The device fixing unit aligns the mobile device with the image of the scan area and captures the image so that the imaging area of the mobile device is not smaller than the width of the document to be scanned.

  In a preferred embodiment of the present invention, the mobile device holder further comprises a lighting device installed on the device fixing unit to illuminate the scan area.

  In a preferred embodiment of the present invention, a holder connected to the device fixing unit and the base body is further installed.

  In a preferred embodiment of the present invention, the holder has pivot shafts provided at both ends of the holder, and at least one of the both ends of the holder is respectively connected to the device fixing unit and the base body via the pivot shaft. Folding mechanisms, a first engaging member pivotally connected to the device fixing unit and provided with at least one first engaging portion at a free end, and provided on the surface of the holder and the first engaging member And a first engaging groove pivotally fixed to the holder, wherein the relative position between the device fixing unit and the holder is fixed by engagement with the first engaging member. A second engagement member provided with at least one second engagement portion at its free end, and provided on the surface of the base body and corresponding to the second engagement member Vignetting, and further comprising, a second engagement groove relative position between the base body and the holder is fixed by engagement with the second engagement member.

  According to the present invention, the holder used in combination with the mobile device makes it easy for the user to capture the document image, and also provides the functions provided by the conventional scanner such as automatic sheet feeding and document position correction.

FIG. 1 is a perspective view and a sub module view of a mobile device according to an embodiment of the present invention. It is the schematic which shows imaging width | variety and imaging | photography distance. FIG. 1 is a cross-sectional view and a sub-system view of a mobile device holder according to an embodiment of the present invention. FIG. 7 is a schematic view showing the operation of the mobile device holder of the present invention being deployed from the folded state. 5 is a flowchart of a combination of a photographing device and an automatic sheet feeding device. 5 is a flowchart of an automatic scan according to an embodiment of the present invention. 7 is a flowchart of an automatic scan according to another embodiment of the present invention.

  Preferred embodiments of the present invention will be described with reference to the accompanying drawings. The embodiments described below do not limit the contents of the present invention described in the claims of the utility model registration. Moreover, not all of the configurations described below are necessarily essential requirements of the present invention.

  The terms "paper" and / or "document" as used herein include, but are not limited to, tangible articles on which content such as paper, film, etc., graphics and / or characters are recorded.

  As shown in FIGS. 1 and 3, the mobile device holder 20 of the present invention is used in combination with the mobile device 10 to scan sheets and documents. The mobile device holder 20 and / or the mobile device 10 is provided with a computer readable recording medium in which a sub module is provided, and certain operations are performed when the sub module is executed (details will be described later).

  In the present embodiment, the mobile device 10 is a smartphone. The smartphone captures an image of a document and a photographing unit 11 for temporarily storing it during connection of an original image, and image processing for taking out a document image temporarily stored during connection of an original image and performing corresponding processing A unit 12 and a touch panel display 13 for displaying information and providing a feedback operation. In addition, another special purpose or specific function operation unit such as a function key, a selection key, a joystick, a touch panel or the like is further mounted on the smartphone. Incidentally, each technology and feature described in the text can be implemented in other mobile devices 10 other than smartphones, such as electronic calculators, PDAs, game consoles, digital cameras, digital video cameras, etc. It has not been.

  The image processing unit 12 includes an imaging device sub-module 14, a communication module 141 for receiving a communication transmitted from the mobile device holder 20 and calling a corresponding sub-module, and temporarily storing the original image during connection. Selected document image and check whether the document image is correctly exposed, aligned, and corrected, and at least one combination of exposure, alignment, and correction conditions of the document image is abnormal. If it occurs, the image inspection module 142 temporarily suspends the capture operation of the imaging unit 11 to re-adjust the parameters of the image captured by the imaging unit 11, and is temporarily stored during the connection of the original image Extracting the document image and further adjusting the contrast of the document image; An image trimming module 143 for trimming a necessary image block from the document image, temporarily storing the image block during connection of the trimming image, and deleting the document image temporarily stored during connection of the original image; Image feature module 144 which locates feature points in the image, calculates the number of feature points, and further selects and calls a corresponding sub-module based on the number of feature points, and is temporarily stored during the connection of the trimming image An image collage module 145 for taking out image blocks and finding the same feature points present in different image blocks, and sequentially joining different image blocks using the same feature points to generate a complete document image; Retrieve the image block temporarily saved during concatenation and fix the length Image connection module 146 for connecting different image blocks to generate a complete document image, and determining the relative position between the previous mobile device 10 and the mobile device holder 20, and presentation information for position correction Position detection module 147 for displaying the upper cover, emptying the paper feed cassette 263, paper jamming in the paper conveyance path, and detection of an abnormal state of at least one of a stop instruction issued by the user, And an abort module 148 for interrupting the scanning process when an abnormal condition occurs.

  The mobile device holder 20 includes a base body 21 in which a housing space 26 is installed, a paper feed path 261 including a scan area 262 and installed in the housing space 26, and the housing for storing a document to be scanned. A paper feed cassette 263 installed at an upstream position of the paper feed path 261, a paper discharge port 264 installed at a downstream position of the paper feed path 261 for discharging a document for which scanning has been completed, A paper feed unit 25 installed in the accommodation space 26 so as to pass through the paper feed path 261, a device fixing unit 22 installed on the base main body 21 for fixing the mobile device 10, and the scan area And a lighting device 27 installed in the device fixing unit 22 so as to illuminate 262. The device fixing unit 22 aligns the mobile device 10 with the image of the scan area 262 and captures the image so that the imaging area of the mobile device 10 is not smaller than the width of the document to be scanned.

  As shown in FIG. 2, since the shooting angle θ of the general mobile device 10 is fixed, the distance between the mobile device 10 and the document to be scanned determines the width that can be shot. As the distance D between the mobile device 10 and the document to be scanned increases, the imaging width W also increases. The imaging width W and the distance D satisfy the following relational expression: W = D * 2 tan (θ / 2). Therefore, in order for the mobile device 10 to completely capture the document image of the entire document, the imaging width W must be at least equal to the width Wp of the document to be scanned, and thus the target captured with the mobile device 10 The distance D to the distance D must be at least greater than Wp / 2 tan (θ / 2).

  As shown in FIG. 3, in order to extend the distance D, a holder 23 connected to the device fixing unit 22 and the base main body 21 is further installed to increase the height of the device fixing unit 22. Since the length of the holder 23 is longer than Wp / 2 tan (θ / 2), the mobile device 10 can completely capture the document image of the entire document.

  As shown in FIG. 4, a folding mechanism 24 is further installed on the holder 23 to facilitate storage. The folding mechanism 24 is a pivot shaft 241 installed at both ends of the holder 23, and both ends of the holder 23 are respectively connected to the device fixing unit 22 and the base main body 21 via the pivot shaft 241. A pivot shaft 241 and a first engagement member 242 pivotally connected to the device fixing unit 22, wherein a free end of the first engagement member 242 is provided with at least one first engagement portion 242a. A first engagement member 242 and a first engagement groove 244 provided on the surface of the holder 23, the first engagement groove 244 is provided to correspond to the first engagement member 242, and The first engagement groove 244 is assembled with the first engagement member 242, whereby the relative position between the device fixing unit 22 and the holder 23 is fixed. A mating groove 244 and a second engagement member 243 pivotally attached to the holder 23, the free end of the second engagement member 243 being provided with at least one second engagement portion 243a The second engaging groove 245 provided on the surface of the base main body 21, the second engaging groove 245 being provided to correspond to the second engaging member 243, and A second engagement groove 245 is provided, in which a relative position between the holder 23 and the base main body 21 is fixed by assembling a two engagement groove 245 with the second engagement member 243.

  Returning to FIG. 3, in a preferred embodiment, the mobile device holder 20 feeds the scan planned document at a constant speed, with a sending module 281 that causes the mobile device 10 to send different communications depending on the difference in the message to be sent. Control the paper feed unit 25 to cause the paper feed cassette 263 to empty, jam the paper in the paper conveyance path, and detect an abnormal state such as a user issuing a stop command, and And a sheet feeding submodule 28 having a sheet feeding control module 282 which interrupts the sheet feeding process when it is detected.

  Referring to FIG. 5, the flowchart of the document scan implemented by the present invention will be described in more detail.

  First, when attaching the mobile device 10, the mobile device 10 and the mobile device holder 20 execute the following operation steps so that the mobile device 10 can accurately capture the document image of the document to be scanned. To be controlled.

  A user activates the mobile device 10 used in combination with the mobile device holder 20 and the mobile device holder 20. The sheet feed control module 282 is called after the mobile device holder 20 is activated, and the sheet feed control module 282 is not limited, but whether or not there is a document to be scanned in the sheet feed cassette 263; Check for abnormal condition. If no abnormal condition is detected, a private communication network is established between the mobile device holder 20 and the mobile device 10. In a preferred embodiment, the private communication network is implemented by optical image identification. The mobile device 10 causes an optical image of the mobile device holder 20 to be captured and based on which the communication transmitted from the mobile device holder 20 is determined. Because image capture and optical image processing capabilities are provided to the mobile device 10, it is not necessary to add a separate unit to receive communications. Further, the communication sent by the mobile device holder 20 is one-way communication, and there is no need to receive any information sent back by the mobile device 10 in design, and the communication method is a public network such as the Internet or a mobile communication network. Instead, only one-to-one communication is performed in a short area, and the installation cost of the transmission module 281 is reduced.

  Next, the transmission module 281 is invoked to send a communication to the mobile device 10 via the private communication network. In a preferred embodiment, the transmission module 281 controls the lighting unit to adjust the degree of exposure of the scan position, thereby transmitting different messages. Incidentally, this is merely an example for explanation, and it is not limited to this form. In the one-way communication, information is transmitted using differences in other features such as texture, pattern, exposure, contrast, and color contained in an image, but not limited thereto.

  After activation of the mobile device 10, the communication module 141 is called. The communication module 141 causes the mobile device 10 to continuously capture an image at predetermined intervals, and the communication module 141 receives the communication, and one of the following operations is selected and executed based on the received communication content.

  In the case where the feature of the scan position is not displayed at all in the received communication content, for example, the image is displayed completely in black or the pattern / contour other than the mobile device holder 20 is displayed, the communication The module 141 is operated, and the touch panel display 13 displays an instruction message indicating that the taking lens is too close to the mobile device holder 20.

  If the received communication content includes the feature of the scan position, the communication module 141 calls the position correction module 147. The position correction module 147 is operated to further calculate the relative position between the mobile device 10 and the mobile device holder 20, and the touch panel display 13 displays an indication message indicating that the relative position has been corrected. Ru.

  The feature of the captured scan location is displayed in the received communication content, and the relative position between the mobile device 10 and the mobile device holder 20 is 0 after the position correction module 147 is called If it is calculated, the position correction module 147 is operated and an instruction message indicating that the position correction is completed is displayed on the touch panel display 13.

  The transmission module 281 according to this embodiment causes the mobile device 10 to transmit an image including the feature of the scan position, and based on this, the relative position between the mobile device holder 20 and the mobile device 10 is calculated. And the corresponding operation is performed according to the difference in relative position. However, this is merely an example to illustrate communication, and is not limited to the image at the scan location.

  FIG. 6 shows a flow chart as the user completes the assembly of the mobile device holder 20 and the mobile device 10 and prepares to start scanning. The mobile device 10 and the mobile device holder 20 are controlled to perform the following operation steps in order to achieve the automation of scanning of multi-page documents.

  The mobile device holder 20 activates the paper feed control module 282 and checks whether there is a document to be scanned in the paper feed cassette 263 and whether an abnormal condition such as a paper jam has occurred in the paper conveyance path However, inspection items are not limited to the above.

  If no abnormal condition is detected, a private communication network is established between the mobile device 10 and the mobile device holder 20, and the transmission module 281 is called to communicate with the mobile device 10 through the private communication network. Will be sent. In this embodiment, the transmission module 281 is operated to start the feeding of the document to be scanned at a constant speed, and the paper feeding unit 25 is controlled so that the lighting unit illuminates the scanning position.

  After activation of the mobile device 10, the communication module 141 is called, and the communication module 141 causes the imaging unit 11 to continuously capture an image at a constant interval and causes the communication to be received, and based on the received communication content. One of the following operations is selected and executed.

  If the communication content has a feature that the scan position is irradiated, the photographing unit 11 is controlled to capture a scan scheduled document to be passed through the scan position at a constant interval, and the document image is displayed. The image acquisition module 142, the image trimming module 143, and the image connection module 146 are called to perform corresponding operations while being acquired and temporarily stored during connection of original images.

  The touch panel display 13 is controlled such that an instruction message indicating that the mobile device holder 20 is not operating properly is displayed if the communication content has the feature that the scan position is in the non-irradiated state. .

  In the present embodiment, the communication that the mobile device holder 20 transmits to the mobile device 10 is an image of a scan location, and the mobile device 10 is based on the difference in the degree of exposure of the received image. Once it has been determined whether the mobile device holder 20 is ready for feeding, a corresponding operation is performed. However, the communication is merely an illustrative example and is not limited to the degree of exposure of the image.

  In another possible embodiment, the transmission module 281 includes, but is not limited to, differences in features such as textures, patterns, colors etc. in the image. When communication of information that the mobile device holder 20 is ready for paper feeding is sent to the mobile device 10, the mobile device 10 causes the mobile device 10 to execute a corresponding operation according to the communication.

  FIG. 7 shows a flowchart for the user to complete the assembly of the mobile device holder 20 and the mobile device 10 and prepare for the start of scanning. In order to achieve the automation of scanning of multi-page documents, the mobile device 10 and the mobile device holder 20 are controlled to perform the following different operation steps.

  The mobile device holder 20 activates the sheet feeding control module 282, and checks whether there is a document to be scanned in the sheet feeding cassette 263 and whether there is an abnormal condition such as a paper jam in the sheet conveyance path. Although the inspection items are not limited to the above.

  If no abnormal condition is detected, a private communication network is established between the mobile device 10 and the mobile device holder 20, and the transmission module 281 is called to communicate with the mobile device 10 via the private communication network. Will be sent. In this embodiment, the transmission module 281 is operated, and the sheet feeding unit 25 starts feeding the document to be scanned at a constant speed, and the illumination unit is controlled to illuminate the scanning position.

  The communication module 141 is called after the mobile device 10 is activated. The communication module 141 causes the imaging unit 11 to receive the communication in a manner to continuously capture an image at a constant interval.

  The image feature module 144 is invoked, the image feature module 144 locates feature points included in the communication, and one of the following operations is selected and performed based on the number of feature points.

  If the information that the mobile device holder 20 is ready to be fed is included during the communication, and the number of feature points included in the communication content is larger than the threshold, a considerable amount of patterns in the document, Indicates that messages such as characters and textures are included. By comparing feature points, it is possible to splice different image blocks accurately.

  At this time, the photographing unit 11 is controlled so as to capture at predetermined intervals the document to be scanned which is to be passed through the scanning position, and the document image is acquired and temporarily stored during connection of the original images. The image trimming module 143, the image feature module 144, and the image collage module 145 are called to execute corresponding operations.

  If the number of feature points included in the communication content is less than the threshold value, it indicates that a large amount of blank or overlapping single texture is included in the document. In this state, since it is difficult to stitch together image blocks by comparing feature points, the image blocks are combined by a method in which the image length is fixed and directly connected to obtain a complete document image.

  At this time, the photographing unit 11 is controlled so as to capture at predetermined intervals the document to be scanned which is to be passed through the scanning position, and the document image is acquired and temporarily stored during connection of the original images. The image trimming module 143 and the image connection module 146 are called to execute corresponding operations.

  In the present embodiment, the communication that the mobile device holder 20 transmits to the mobile device 10 is an image of a scan location, and the mobile device 10 is based on the difference in the number of feature points of the received image. And execute the corresponding operation. However, the communication is merely an illustrative example and is not limited to the number of feature points of the image.

  In another possible embodiment, the transmitting module 281 causes the mobile device 10 to transmit, as the communication, the difference in features such as, but not limited to, textures, patterns, exposures, colors, etc., contained in the image. The corresponding operation is performed according to the communication.

Taken together, the present invention provides a method for scanning a multi-page document using a mobile device holder 20 and any mobile device 10 associated with the mobile device holder 20. This makes the scanning device portable and at the same time maintains the ability to automatically scan documents on multiple pages, reducing the installation cost of the entire document scanning device.
As described above, the embodiments disclosed in the present specification do not limit the present invention, and are intended to explain, and the spirit and scope of the present invention are not limited by the embodiments. The scope of the present invention should be interpreted by the scope of utility model registration claims, and all techniques within the equivalent scope should be construed as being included in the scope of utility model registration claims.

10 Mobile device 11 Imaging unit 12 Image processing unit 13 Touch panel display 14 Imaging device sub-module 141 Communication module 142 Image inspection module 143 Image trimming module 144 Image feature module 145 Image collage module 146 Image connection module 147 Position correction module 148 Cancel module 20 Mobile device holder 21 Base body 22 Device fixing unit 23 Holder 24 Folding mechanism 241 Pivot shaft 242 First engagement member 242a First engagement portion 243 Second engagement member 243a Second engagement portion 244 First engagement groove 245 Two engaging grooves 25 paper feed unit 26 housing space 261 paper feed path 262 scan area 263 paper feed cassette 264 paper outlet 264 lighting device 28 paper transport sub module 28 Transmission module 282 paper feed control module

Claims (4)

A base body in which a housing space is provided;
A feed path including a scan area and installed in the storage space;
A sheet feeding cassette installed at an upstream position of the sheet feeding path to store a document to be scanned;
A paper outlet provided downstream of the paper feeding path for discharging a document whose scanning has been completed;
A sheet feeding unit installed in the storage space so as to drive a document to be scanned and pass through the sheet feeding path;
A device fixing unit mounted on the base body for fixing the mobile device;
Equipped with
A mobile device characterized in that the device fixing unit aligns the mobile device with the image of the scan area and captures the image so that the shooting area of the mobile device is not smaller than the width of the document to be scanned holder.   The mobile device holder according to claim 1, further comprising a lighting device installed on the device fixing unit to illuminate the scanning area.   The mobile device holder according to claim 1, further comprising a holder connected to the device fixing unit and the base body.   The holder has pivot shafts provided at both ends of the holder, and at least one folding mechanism in which both ends of the holder are respectively connected to the device fixing unit and the base body via the pivot shaft; A first engagement member pivotally connected to the fixed unit and provided with at least one first engagement portion at a free end, provided on the surface of the holder and provided to correspond to the first engagement member And a first engagement groove in which the relative position between the device fixing unit and the holder is fixed by engagement with the first engagement member, and is pivotally attached to the holder and at least one of the first end A second engaging member provided with two engaging portions, and provided on the surface of the base body and corresponding to the second engaging member, and the second engaging member Mobile device holder according to claim 3, wherein the second engagement groove relative position between the holder and the base body by the engagement of the member is fixed, further comprising a.

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