CN104976971A - Mobile terminal measurement system capable of displaying plan view size of photographed object and measurement method of mobile terminal measurement system - Google Patents
Mobile terminal measurement system capable of displaying plan view size of photographed object and measurement method of mobile terminal measurement system Download PDFInfo
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- CN104976971A CN104976971A CN201410134282.4A CN201410134282A CN104976971A CN 104976971 A CN104976971 A CN 104976971A CN 201410134282 A CN201410134282 A CN 201410134282A CN 104976971 A CN104976971 A CN 104976971A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
- G01C11/04—Interpretation of pictures
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- Length Measuring Devices By Optical Means (AREA)
Abstract
A mobile terminal measurement system comprises a control circuit, a range finding module and a camera module, wherein the control circuit is arranged in an outer shell of a mobile terminal, and the outer shell of the mobile terminal is provided with a display coupled to the control circuit; the range finding module is electrically connected to the control circuit and is used for measuring a distance between the mobile terminal and a photographed object through configuration; and the camera module is coupled to the control circuit and is used for picking up an image of the photographed object and displaying the image on the display through configuration, and the camera module has a preset visual field. The mobile terminal performs calculation using an application program according to the distance between the mobile terminal and the photographed object and the size of the visual field of the camera module, so as to obtain the plan view size of the photographed object. The invention also discloses a measurement method of the mobile terminal measurement system.
Description
Technical field
The present invention about a kind of mobile terminal, espespecially a kind of mobile terminal measuring system and measuring method showing subject planar dimension.
Background technology
It is known from Taiwan Patent file I253500, M252007, M309300,201400791A that have can the technology of measuring distance.But, there is following shortcoming in above-mentioned patent I253500 of the prior art, M252007: cannot accurately measure and horizontal range between determinand, thus making its applicability not enough, it needs user carry separately and cannot be combined with daily living article, increases and carries puzzlement.
In order to solve the shortcoming existing for prior art I253500, M252007, the public data of above-mentioned M309300, announcement utilizes mobile phone to carry out range observation, with the distance judged fast and between measured object, is easy to carry to provide and can facilitates the mobile phone of range observation.And the public data of 201400791A, disclose after being used for reflection light point that the digital camera of mobile phone utilizes mobile phone project and this reflection light point of seizure, the spacing to mobile phone and reflection light point being again and angle carry out computing, to obtain the distance more accurately between this reflection light point and this mobile phone, and promote applicability.Although, above-mentioned each Technology application may be increased in a mobile phone cost and/or the attractive force of such device, although this type of technology may provide measurement result more accurately, with lifting applicability and convenience, but it may also have the place of insufficiency of function, such as utilize above-mentioned range measurements may show subject planar dimension further, therefore, may be also larger than desired for intelligent mobile phone.
Summary of the invention
The mobile terminal measuring system and measuring method thereof that can show subject planar dimension can be provided, in order to solve prior art problem as above according to specific embodiments of the invention.
According to those specific embodiments, a kind of mobile terminal measuring system comprises: a control circuit, and it is located in an action terminal enclosure, and this action terminal enclosure is provided with a display, and this control circuit couples this display; One range finder module, it is electrically connected to this control circuit, and through configuration in order to measure the distance between this action terminal and this subject, this distance is shown in this display; And a camera module, it is coupled to this control circuit, and through configuration in order to capture the image of a subject, this image display is in this display, and this camera module has the predetermined visual field (FOV) angle; Wherein, this action terminal utilizes an application program to set/to send a signal to this control circuit, the back information of this control circuit can also be shown in this display; This application program according to the distance between this action terminal and this subject, can also carry out computing, to obtain the planar dimension of this subject with the angle in the visual field (FOV) of this camera module.
In foundation some embodiments of the invention, a kind of measuring method of mobile terminal measuring system comprises: a control circuit, and it is located in an action terminal enclosure, and this action terminal enclosure is provided with a display and is connected with this control circuit; Use a range finder module, this range finder module is electrically connected to this control circuit, in order to measure the distance between this action terminal and this subject; Enable the camera module in this action terminal, this camera module is coupled to this control circuit, and in order to capture the image of a subject from this action terminal and to be shown in this display, this camera module has the predetermined visual field (FOV) angle; The inclination angle utilizing one or three axle gravity sensors (G-sensor) to sense mobile terminal to produce at subject relative to when finding range of taking pictures, using as inclination angle being caused the partial-compensation correction of measuring dimension of object distortion; Use this action terminal downloads one application program, this application program can according to the distance between this action terminal and this subject, the angle in the visual field (FOV) of this camera module, the inclination angle size sensed with three axle gravity sensors (G-sensor) is incorporated into row operation, to provide the planar dimension representing this subject; And the image of this subject is on the display chosen for measurement range, the planar dimension of this subject of this measurement range can be shown.
Accompanying drawing explanation
Fig. 1 is a calcspar of mobile terminal of the present invention;
Fig. 2 is the schematic perspective view of mobile terminal of the present invention;
Fig. 3 is the combination stereogram of mobile terminal of the present invention and a protective sleeve;
Fig. 4 is mode of operation (one) schematic diagram of mobile terminal of the present invention;
Fig. 5 is mode of operation (two) schematic diagram of mobile terminal of the present invention.
Description of reference numerals: 10-mobile terminal; 11-user interface; 12-display; 13-shell; 20-subject; 30-control circuit; 40-range finder module; 50-camera module; 60-tri-axle gravity sensor; 70-protective sleeve.
Embodiment
For making the present invention definitely full and accurate, hereby enumerating preferred embodiment and coordinating following schemes, structure of the present invention and technical characteristic thereof are described in detail as rear:
The mobile terminal measuring system of reference frame specific embodiments of the invention and the graphic of measuring method thereof illustrate.The present invention can be used in a communication network any mobile terminal operated and realize.One mobile terminal can be a smart mobile phone; One personal information assistant (PDA), it can comprise a mobile terminal, calling set, the Internet/internal network access, web browser, organizer, calendar and/or a GPS (GPS) receiver; And panel computer and/or palmtop receiver or other utensils.
As shown in Figures 1 to 5, the invention provides a kind of the mobile terminal measuring system and the measuring method thereof that show subject planar dimension, the user interface 11 of mobile terminal 10 can comprise various element, such as display 12, keyboard, a loudspeaker and a microphone, known technique person understands its operation.Should be appreciated that, display 12 provides by a Touch Screen with these functions of keyboard, and by this Touch Screen, user can inspect information, provide input and control action terminal in another manner 10 to it.
This action terminal measuring system comprises: control circuit 30, range finder module 40, and a camera module 50.
This control circuit 30 is provided for the integrated operation of mobile terminal 10, comprises and coordinates via application program, user interface 11 and the communication being contained in other elements in mobile terminal 10.Such as, download predetermined APP application program, in order to provide the functional performance of mobile terminal 10.Such as, control circuit 30 can produce character on the display 12, and such as, when user keys in a telephone number on keyboard, control circuit 30 can produce numeral for display 12.
This control circuit 30 is located in this action terminal 10 shell 13, and is coupled to this user interface 11, and this means, this control circuit 30 is connected with this display 12.This control circuit 30 can use various hardware and software to implement.
This range finder module 40 wired or wireless (as WiFi or Bluetooth) mode can be electrically connected to this control circuit 30, and through configuration in order to measure the distance L between this action terminal 10 and this subject 20, and make its range data can be shown in display 12 in this action terminal 10.When this range finder module 40 is selected wirelessly to be connected with this control circuit 30 telecommunications, this range finder module 40 does not need to use connection electric wire to simplify the circuit design of this control circuit 30.This range finder module is a laser range finder module, ultrasonic distance measuring module or infrared distance measuring module, it can detect the distance L between object under test in environment (subject 20) and mobile terminal 10, and the distance signal this detected is converted to electric signal transports to this control circuit 30.In addition; this range finder module 40 can be selected built-in in mobile terminal 10; or the outer shell 13 being hung on mobile terminal 10; or be hung on the protective sleeve 70 of mobile terminal 10 outward; or to otherwise individualism and with this action terminal 10 composition open form state, and to be electrically connected according to above-mentioned wired or wireless mode and this control circuit 30.
This camera module 50 is coupled to this control circuit 30 and through configuration in order to capture the image of a subject 20, and make its image data can be shown in display 12 in this action terminal 10, this camera module 50 has the predetermined visual field (Field of View, FOV), be the visual field (FOV) that photographic lens possesses, the unit in this visual field (FOV) is angle θ, for example FOV=60, namely represent that the field-of-view angle θ of photographic lens has 60 degree, this visual field (FOV) angle is regarded as default value usually.Particularly, camera module 50 can provide image data to control circuit 30, and control circuit 30 can store, send or process image data to otherwise.Should be appreciated that, camera module 50 can operate under the control of control circuit 30, control circuit 30 can provide (such as) to input these operating parameters enabling/stop using camera module 50 and input control camera module 50, and when such as camera module 50 responds (such as) user input and capture an object (subject 20) image.Should be further appreciated that camera module 50 can provide the parameter of such as operating conditions to control circuit 30, control circuit 30 then can respond thus change the control of camera module 50.Such as, camera module 50 can indicate and captured image data and prepared to be transmitted by control circuit 30.
According to the mobile terminal 10 that the present invention discloses, be loaded with at least one application program under it as APP application program, utilize application program to set/to send a signal to this control circuit 30, the back information of this control circuit 30 can also be shown in this display 12.This application program can according to this action terminal 10 measured by this range finder module 40 and the distance L value between this subject 20, perform mathematical calculations as adopted the computing of trigonometric function theorem with the angle θ value in the visual field (FOV) of this camera module 50, to calculate the planar dimension of this subject 20, the X-direction namely on an X-Y plane and the size of Y-direction.In specific words, distance between known this action terminal 10 and this subject 20, when the visual field (FOV) angle with camera module 50, utilize this camera module 50 with by the display 12 of the image display of captured subject 20 in this action terminal 10, recycle above-mentioned application program to carry out two-dimensional measurement to subject 20 image on display 12, the planar dimension of subject 20 can be read, as this planar dimension shows this planar dimension numerical value by the display 12 at this user interface 11, or play with the loudspeaker of voice mode by this user interface 11.Wherein, the planar dimension of this subject 20 can be whole (as shown in a in Fig. 5) of subject 20 or the planar dimension of local (as shown in the b in Fig. 5).Wherein, after the distance L between this application program computing this subject 20 and this action terminal 10, the display 12 in this action terminal 10 is utilized to show this distance L numerical value.
As shown in Figure 5, this two-dimensional measurement can adopt selects frame measurement or linear measurement to implement, and the above-mentioned shape of frame of selecting comprises each geometric form kenel.Wherein, 2 points on the image selecting frame to measure to utilize with linear measurement this subject 20 clicked on this display 12, and with these 2 the regions formed or distance to obtain the planar dimension of this subject 20; For example, two points on the image clicking this subject 20 on (or slippage) this display 12, as a P0 and some P1, can show the region that forms between this P0 and some P1 to represent the planar dimension of this subject 20, namely complete and select frame to measure; Separately, two points on the image clicking this subject 20 on (or slippage) this display 12, as a P0 and some P2, can show the distance that forms between this P0 and some P2 to represent the planar dimension of this subject 20, namely complete linear measurement.
During for avoiding utilizing mobile terminal 10 to take pictures, an inclination angle between mobile terminal 10 and subject 20, mobile terminal measuring system provided by the invention more comprises one or three axle gravity sensor 60(G-sensor), this three axles gravity sensor 60 is electrically connected with this control circuit 30, be used for sensing the inclination angle of mobile terminal 10 shell 13 relative subject 20, again this inclination angle is added above-mentioned computing, inclination angle can be caused the part measuring dimension of object distortion to compensate again, by this, the precision measured is promoted.
According to the content that mobile terminal measuring system of the present invention discloses, wherein, this control circuit 30 is located in the shell 13 of this action terminal 10, the shell 13 that this display 12 is arranged on this action terminal 10 is coupled to this control circuit 30, this range finder module 40 is electrically connected to this control circuit 30 and is used for measuring the distance L between this action terminal 10 and this subject 20, this camera module 50 is coupled to this control circuit 30 and is used for capturing the image of subject 20, and its image data can be shown in the display 12 of this action terminal 10, this camera module 50 has the predetermined visual field (Field of View, FOV) angle θ.Distance L measured by this range finder module 40 described between this action terminal 10 and this subject 20, the visual field (FOV) the angle θ of described camera module 50, and subject 20 forms a triangle, utilize APP application program by described distance L, the described visual field (FOV) angle θ and subject 20 to calculate this leg-of-mutton length of side according to trigonometric function theorem, by this, the planar dimension representing the whole of this subject 20 or local is provided.
When mobile terminal measuring system according to the present invention is measured, comprise following steps: step S1, determine that subject 20 is as measurement target, utilize the range finder module 40 in this action terminal 10 to measure the distance between this subject 20 and this action terminal 10, and by distance data transmission to this control circuit 30; Step S2, image data to capture the image of this subject 20, and is transferred to this control circuit 30 by the camera module 50 in use this action terminal 10, and is shown in the display 12 in this action terminal 10; Step S3, after this control circuit 30 receives this range data and this image data, recycle an APP application program with according to the distance size measured by this range finder module 40 between this action terminal 10 and this subject 20, perform mathematical calculations with the visual field (FOV) angle of this camera module 50, to obtain the planar dimension of this subject 20; Step S4, the image of this subject 20 on this display 12 is chosen for measurement range, the planar dimension of this subject 20 of this measurement range can be shown, as click this subject 20 on this display 12 image on 2 points, this at least planar dimension of this subject 20 of forming of point-to-point transmission can be shown.In addition, if produce an inclination angle between mobile terminal 10 and subject 20 in step S1, S2, then can utilize one or three axle gravity sensor 60(G-sensor) sense the inclination angle of the relative subject 20 of mobile terminal 10 shell 13, again this inclination data is added the computing of step S3, inclination angle can be caused the part measuring dimension of object distortion to compensate again, to promote precision.
According to the content that the range finder module in the present invention and camera module disclose, wherein, range finder module 40 and the control circuit 30 of mobile terminal 10 as smart mobile phone are electrically connected, confession can mutual data transmission as sense data and control signal, and APP application program interactive can be utilized to show.Wherein, range finder module 40 can be combined with camera module 30, for sensing ranging information can be combined using as there being information photo with the photo of shooting, separately, the APP application program also network-connectable that range finder module 40 uses, in order to there is information photo share exclusive or professional sharing platform by above-mentioned, for example, as: facebook account can be connected, each community website can be shared, Gmail account can be connected, be incorporated into oneself APP photo sharing platform, community user can be marked.In addition, above-mentioned have information photo and can comprise SoundRec information and read to facilitate user, have to indicate with test record and illustrate and to share to facilitate, the mode that photographic intelligence is read can be read out by APP application program, allow user conveniently obtain test record information, exempt and make notes and the trouble afterwards finding data.
According to mobile terminal measuring system of the present invention and measuring method disclosure thereof, it adds image identification technology further in the process of measuring distance, as aim at face do range observation time, range finder module 40 does not start and in display 12 picture, adds warning to be reminded, and requires that user can not aim at face and measure.Or as when using light range finding, measurement function starts moment, and measurement light source just can start instantaneously but also close instantaneously.Or after as taken pictures, (measurements) complete, phase sector-meeting automatically by distance and measure the planar dimension of made thing 2, voice data deposits, when point chooses this photograph, phase sector-meeting automatically will apart from and size automatically read.Or the photograph (as the photograph such as furniture, household electrical appliances) as tool dimension information can provide shopping guide's function, such as, when user takes the parlor of a headroom, can to offer suggestions the household electrical appliances of suitable dimension and furniture according to the present invention.
Compared to prior art, in conjunction with the distance between this action terminal 10 and this subject 20 in this action terminal 10, and the visual field of this camera module 50 (Field of View, FOV) data such as angle, and utilize the computing in addition of APP application program, the image photo of also this subject 20 on the display 12 clicks 2 points, this at least planar dimension of this subject 20 of forming of point-to-point transmission can be shown on the display 12, make this action terminal 10 except being suitable for original function as communication, the function measuring subject 20 planar dimension can also be realized, separately, this action terminal 10 is integrated original function and is measured subject 20 planar dimension function, avoids user to prepare survey instrument in addition when subject 20 measured by needs, to promote applicability, usability and being convenient for carrying.Therefore, present invention accomplishes user for smart mobile phone take the photograph subject 20 photograph planar dimension measure demand.
By above-mentioned composition structure, the present invention compared with prior art tool has the following advantages:
1. measuring distance accuracy is high.
2. by APP application program can represent take pictures time and made thing 2 between distance, with the width of made thing 2 image and height.
3. utilize as the camera module of the mobile terminal of smart mobile phone and the combination of range finder module, can accurately by measured Data Representation on the picture of display.
4. photo can be shared sharing platform by mobile terminal interconnection network, good friend can be shared together.
5. in conjunction with range finder module and camera module wider to allow according to the extensibility of the product of mobile terminal of the present invention.
6. provide and there is SoundRec and the image data indicating descriptive information, the trouble of record notes when can avoid measuring.
7. lightly easyly to carry well.
The foregoing is only the preferred embodiments of the present invention, is only illustrative for the purpose of the present invention, and nonrestrictive; Those of ordinary skill in the art understand, and can carry out many changes in the spirit and scope that the claims in the present invention limit to it, amendment, and even equivalence is changed, but all will fall within the scope of protection of the present invention.
Claims (10)
1. a mobile terminal measuring system, is characterized in that, it comprises:
One control circuit, it is located in an action terminal enclosure, and this action terminal enclosure is provided with a display, and this control circuit couples this display;
One range finder module, it is electrically connected to this control circuit, and through configuration in order to measure the distance between this action terminal and a subject; And
One camera module, it is coupled to this control circuit, and through configuration in order to capture the image of this subject, this image display is in this display, and this camera module has a predetermined field-of-view angle;
Wherein, this control circuit utilizes an application program with according to the distance between this action terminal and this subject, carries out computing, to obtain the planar dimension of this subject with the predetermined field-of-view angle in this camera module.
2. mobile terminal measuring system according to claim 1, wherein, this application program is APP.
3. mobile terminal measuring system according to claim 1, it comprises one or three axle gravity sensors further, this three axles gravity sensor is electrically connected this control circuit, in order to sense the angle of inclination between this action terminal and this subject, using the compensation as this application program computing.
4. mobile terminal measuring system according to claim 1, wherein, this range finder module is laser range finder module, ultrasonic distance measuring module or infrared distance measuring module.
5. mobile terminal measuring system according to claim 1, wherein, after the distance between this application program computing this action terminal and this subject, shows the numerical value of this distance by this display.
6. a mobile terminal measuring method, is characterized in that, the method comprises:
Step S1, determines that subject is as measurement target, utilizes the range finder module in this action terminal to measure the distance of this subject and this action terminal room, and by distance data transmission to this control circuit;
Step S2, image data to capture the image of this subject, and is transferred to this control circuit by the camera module in use this action terminal, and by the display of this image display in this action terminal;
Step S3, after the range data of this control circuit receiving step S1 and the image data of step S2, recycle an application program with according to the distance between this action terminal and this subject, perform mathematical calculations with this field-of-view angle, to obtain the planar dimension of this subject;
Step S4, the image of this subject is on the display chosen for measurement range, namely shows the planar dimension of this subject of this measurement range.
7. mobile terminal measuring method according to claim 6, wherein, if produce an inclination angle between this action terminal and this subject in step S1 and step S2, one or three axle gravity sensors are then utilized to sense this inclination angle, and this inclination angle is added computing in step S3, using the compensating approach as size distortion.
8. mobile terminal measuring method according to claim 6, wherein this application program is APP.
9. mobile terminal measuring method according to claim 6, wherein this range finder module is laser range finder module, ultrasonic distance measuring module or infrared distance measuring module.
10. mobile terminal measuring method according to claim 6, after the distance of wherein this this subject of application program computing and this action terminal room, shows this distance values by this display.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410134282.4A CN104976971A (en) | 2014-04-03 | 2014-04-03 | Mobile terminal measurement system capable of displaying plan view size of photographed object and measurement method of mobile terminal measurement system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410134282.4A CN104976971A (en) | 2014-04-03 | 2014-04-03 | Mobile terminal measurement system capable of displaying plan view size of photographed object and measurement method of mobile terminal measurement system |
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| CN104976971A true CN104976971A (en) | 2015-10-14 |
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| CN201410134282.4A Pending CN104976971A (en) | 2014-04-03 | 2014-04-03 | Mobile terminal measurement system capable of displaying plan view size of photographed object and measurement method of mobile terminal measurement system |
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Application publication date: 20151014 |