CN108182277A

CN108182277A - It is a kind of to carry out searching the method and system of topic, hand-held photographing device based on dominant point

Info

Publication number: CN108182277A
Application number: CN201810074329.0A
Authority: CN
Inventors: 徐杨; 陈天伟
Original assignee: Guangdong Genius Technology Co Ltd
Current assignee: Guangdong Genius Technology Co Ltd
Priority date: 2018-01-25
Filing date: 2018-01-25
Publication date: 2018-06-19
Anticipated expiration: 2038-01-25
Also published as: CN108182277B

Abstract

It is a kind of to carry out searching the method and system of topic, hand-held photographing device based on dominant point, including：When the open command for detecting user's triggering, the projection module that hand-held racket is held according to equipment utilization built in photographing device is projected out dominant point, track the movement locus of dominant point, the information that the movement locus circle of dominant point is selected is determined as information to be searched, when hand-held photographing device detects to receive the photographing instruction of user's triggering, it takes pictures to information to be searched, and the information photo to be searched for acquisition of taking pictures is sent to the advance electronic equipment that connection is established with hand-held photographing device, to be directed to the search result of information to be searched in the display screen display background server of electronic equipment.The step of implementing the embodiment of the present invention, without opening electronic equipment, topic software searched without entering, hand-held photographing device directly circle can be utilized to select information to be searched, save search examination question, so as to improve the efficiency for searching topic.

Description

It is a kind of to carry out searching the method and system of topic, hand-held photographing device based on dominant point

Technical field

The present invention relates to technical field of electronic equipment more particularly to a kind of carry out searching the method for topic based on dominant point and be System, hand-held photographing device.

Background technology

At present, occur much searching topic software on the market, learner can utilize these to search answering for topic software search examination question Case.In practice, it has been found that it is this search examination question mode generally require by booting, screen sliding unlock, select and start search topic it is soft Part selects frame circle to select examination question, the process for confirming examination question and upload by searching topic software transfer camera, shooting examination question of focusing, adjustment circle. As it can be seen that it is this search examination question mode complex steps, so as to cause the efficiency for searching topic it is low the problem of.

Invention content

The embodiment of the present invention disclose it is a kind of search the method and system of topic, hand-held photographing device based on dominant point, can Improve the efficiency for searching topic.

First aspect of the embodiment of the present invention discloses a kind of dominant point and carries out the method for searching topic, including：

When the open command for detecting user's triggering, hold photographing device and held according to the open command using described Projection module built in photographing device is projected out dominant point；

The hand-held photographing device tracks the movement locus of the dominant point；

The movement locus of the dominant point is enclosed the information selected and is determined as information to be searched by the hand-held photographing device, And detect whether to receive the photographing instruction of user's triggering；

When the hand-held photographing device detects to receive the photographing instruction of user's triggering, the hand-held racket, which shines, to be set It is standby to take pictures to the information to be searched, obtain information photo to be searched；

The information photo to be searched is sent to advance and described hand-held photographing device and established by the hand-held photographing device The electronic equipment of connection so that the electronic equipment according to the information photo to be searched on the display screen of the electronic equipment Show that background server is directed to the search result of the information to be searched.

As an alternative embodiment, in first aspect of the embodiment of the present invention, the hand-held photographing device is to institute It states information to be searched to take pictures, obtains information photo to be searched, including：

The hand-held photographing device carries out fixed-focus according to presetting defocus distance to the information to be searched and takes pictures, and obtains waiting to search Rope information photo；

The information photo to be searched is sent to advance and described hand-held photographing device and established by the hand-held photographing device The electronic equipment of connection so that the electronic equipment according to the information photo to be searched on the display screen of the electronic equipment Show that background server is directed to the search result of the information to be searched, including：

The information photo to be searched is sent to advance and described hand-held photographing device and established by the hand-held photographing device The electronic equipment of connection to activate the electronic equipment under black state, and causes the electronic equipment root after activation According to background server described in display screen display of the information photo to be searched in the electronic equipment of wake-up for described The search result of information to be searched.

As an alternative embodiment, in first aspect of the embodiment of the present invention, chased after in the hand-held photographing device After the movement locus of dominant point described in track and the movement locus of the dominant point is enclosed and selected by the hand-held photographing device Information be determined as before information to be searched, the method further includes：

The hand-held photographing device judges whether the movement locus is close-shaped track；

When judging the movement locus for the close-shaped track, the hand-held photographing device performs described The movement locus of the dominant point is enclosed to the information selected and is determined as information to be searched；

When judging the movement locus for the close-shaped track, described in the hand-held photographing device connection The starting point and terminating point of movement locus, and judge whether the track after connection forms close-shaped choice box；

When judging to form the close-shaped choice box, the choice box is enclosed choosing by the hand-held photographing device The information gone out is determined as information to be searched, and taking pictures to the information to be searched described in execution, obtains information to be searched Photo.

As an alternative embodiment, in first aspect of the embodiment of the present invention, sentence in the hand-held photographing device Break and after the track after connection do not form the close-shaped choice box, the method further includes：

The hand-held photographing device draws coordinate system by origin of the starting point of the movement locus, and determines the movement Final position coordinate of the terminating point of track in the coordinate system；

When the ordinate of the final position coordinate is 0, the hand-held photographing device is to the terminating point and described All text informations for including are taken pictures above the straight line that initial point is formed, and obtain information photo to be searched, and are performed described by institute It states information photo to be searched and is sent to the advance electronic equipment that connection is established with the hand-held photographing device；

When the abscissa of the final position coordinate is 0, the hand-held photographing device is to the terminating point and described All text informations for including of straight line right that initial point is formed are taken pictures, and obtain information photo to be searched, and are performed described by institute It states information photo to be searched and is sent to the advance electronic equipment that connection is established with the hand-held photographing device.

As an alternative embodiment, in first aspect of the embodiment of the present invention, examined in the hand-held photographing device Measure receive user triggering photographing instruction after and the hand-held photographing device information to be searched is clapped According to before obtaining the information photo to be searched, the method further includes：

Whether the hand-held photographing device judges the brightness of the current environment residing for the hand-held photographing device less than normal Brightness；

When the hand-held photographing device judges that the brightness of the current environment residing for the hand-held photographing device is not less than institute When stating normal brightness, the hand-held photographing device judge the camera arrangement of the hand-held photographing device towards position whether deposit In text information；

When the camera arrangement for judging the hand-held photographing device towards position there are during the text information, The hand-held photographing device execution is described to take pictures to the information to be searched, obtains information photo to be searched；

The method further includes：

When the hand-held photographing device judges the brightness of the current environment residing for the hand-held photographing device less than described During normal brightness, the hand-held racket takes pictures to the information to be searched according to opening of device flash lamp, obtains information to be searched Photo, and trigger advance established with the hand-held photographing device that be sent to the information photo to be searched described in performing and connect Electronic equipment so that the electronic equipment according to the information photo to be searched the electronic equipment display screen display Background server is directed to the search result of the information to be searched.

Second aspect of the embodiment of the present invention discloses a kind of hand-held photographing device, including：

Projecting cell, for when detecting the open command that user triggers, the hand to be utilized according to the open command It holds the projection module built in photographing device and is projected out dominant point；

Tracing unit, for tracking the movement locus of the dominant point that the projection unit projects go out；

First determination unit, for the movement locus of the dominant point that the tracing unit tracks to be enclosed what is selected Information is determined as information to be searched；

Detection unit, for detecting whether receiving the photographing instruction of user's triggering；

First photographing unit, during for detecting to receive the photographing instruction of user's triggering when the detection unit, The information to be searched determined to first determination unit is taken pictures, and obtains information photo to be searched；

Transmitting element, for the information photo to be searched that first photographing unit obtains to be sent to the advance and hand Hold photographing device establish connection electronic equipment so that the electronic equipment according to the information photo to be searched in the electronics The display screen display background server of equipment is directed to the search result of the information to be searched.

As an alternative embodiment, in second aspect of the embodiment of the present invention,

The information to be searched that first photographing unit determines first determination unit is taken pictures, and obtains waiting to search The mode of rope information photo is specially：

Fixed-focus is carried out according to presetting defocus distance to take pictures, obtain to the information to be searched that first determination unit is determined Information photo to be searched；

The information photo to be searched that first photographing unit obtains is sent to the advance and hand by the transmitting element Hold photographing device establish connection electronic equipment so that the electronic equipment according to the information photo to be searched in the electronics The display screen display background server of equipment is specially for the mode of search result of the information to be searched：

The information photo to be searched that first photographing unit obtains is sent to and advance is built with the hand-held photographing device The electronic equipment of vertical connection to activate the electronic equipment under black state, and causes the electronic equipment after activation Institute is directed to according to background server described in display screen display of the information photo to be searched in the electronic equipment of wake-up State the search result of information to be searched.

As an alternative embodiment, in second aspect of the embodiment of the present invention, the hand-held photographing device also wraps It includes：

First judging unit, for track the dominant point in the tracing unit movement locus after, described in judgement Whether movement locus is close-shaped track；

First determination unit judges that the movement locus is closed to be described specifically for working as first judging unit When closing the track of shape, the movement locus of the dominant point that the tracing unit tracks is enclosed to the information selected and is determined as Information to be searched；

First judging unit is additionally operable to when judging the movement locus for the close-shaped track, The starting point and terminating point of the movement locus are connected, and judges whether the track after connection forms close-shaped selection Frame；

Second determination unit, for when first judging unit judges to form the close-shaped choice box, The choice box is enclosed to the information selected and is determined as information to be searched；

Second photographing unit, the information to be searched for being determined to second determination unit are taken pictures, are treated Search for information photo；

The transmitting element is additionally operable to the information photo to be searched that second photographing unit obtains being sent to the electricity Sub- equipment so that the electronic equipment according to the information photo to be searched the electronic equipment display screen display backstage Server is directed to the search result of the information to be searched.

Drawing unit, for judging that it is described close-shaped that the track after connection is not formed in first judging unit Choice box after, using the starting point of the movement locus as origin draw coordinate system, and determine the movement locus termination Final position coordinate of the point in the coordinate system；

Third photographing unit, when the ordinate of the final position coordinate for being determined when the drawing unit is 0, All text informations included above the straight line formed to the terminating point with the starting point are taken pictures, and are obtained information to be searched and are shone Piece；And when the abscissa of the final position coordinate that the drawing unit is determined be 0 when, to the terminating point with it is described All text informations that the straight line right that starting point is formed includes are taken pictures, and obtain information photo to be searched；

The transmitting element is additionally operable to the information photo to be searched that the third photographing unit obtains being sent to the electricity Sub- equipment so that the electronic equipment according to the information photo to be searched the electronic equipment display screen display backstage Server is directed to the search result of the information to be searched.

The hand-held photographing device further includes：

Second judgment unit, for detect to receive in the detection unit photographing instruction of user's triggering it Afterwards, judge the brightness of the current environment residing for the hand-held photographing device whether less than normal brightness；It is described hand-held when judging When the brightness of current environment residing for photographing device is not less than the normal brightness, the dress of taking pictures of the hand-held photographing device is judged Put towards position whether there is text information；

First photographing unit detects to take pictures described in receiving user triggers specifically for working as the detection unit Instruction and the second judgment unit judge the brightness of the current environment residing for the hand-held photographing device not less than described During normal brightness and the second judgment unit judge the camera arrangement of the hand-held photographing device towards position It puts there are during the text information, the information to be searched determined to first determination unit is taken pictures, and is obtained to be searched Information photo；

4th photographing unit is judged to work as front ring residing for the hand-held photographing device for working as the second judgment unit When the brightness in border is less than the normal brightness, opens flash lamp and take pictures to the information to be searched, obtain information to be searched Photo；

The transmitting element is additionally operable to the information photo to be searched that the 4th photographing unit obtains being sent to the electricity Sub- equipment so that the electronic equipment according to the information photo to be searched the electronic equipment display screen display backstage Server is directed to the search result of the information to be searched.

Third aspect present invention disclose it is a kind of the system for searching topic is carried out based on dominant point, disclosed including second aspect of the present invention Hand-held photographing device, electronic equipment and background server；

Wherein, the electronic equipment includes：

First receiving unit, for receiving the information photo to be searched that the hand-held photographing device is sent；

First interactive unit, it is described for the information photo to be searched that first receiving unit receives to be sent to Background server；

Wherein, the background server includes：

Second receiving unit, for receiving the information photo to be searched that first interactive unit is sent；

Analytic unit for analyzing the information photo to be searched that second receiving unit receives, obtains described treat Search for information；

Search unit, it is corresponding for the information to be searched inquired in the database with the analytic unit analyzes Search result；

Second interactive unit, for by described search unit searches to described search result be sent to the electronics and set It is standby；

Wherein, in the electronic equipment,

First receiving unit is additionally operable to receive the described search result that second interactive unit is sent；

The electronic equipment further includes：

Display unit, for background server described in the display screen display in the electronic equipment for described to be searched The described search result of information.

Fourth aspect of the embodiment of the present invention discloses a kind of hand-held photographing device, including：

It is stored with the memory of executable program code；

The processor coupled with the memory；

The processor calls the executable program code stored in the memory, performs the embodiment of the present invention the It is a kind of disclosed in one side that the method for searching topic is carried out based on dominant point.

The 5th aspect of the embodiment of the present invention discloses a kind of computer program product, when the computer program product is calculating When being run on machine so that the computer performs the part or all of step of any one method of first aspect.

The aspect of the embodiment of the present invention the 6th disclose a kind of using distribution platform, and the application distribution platform is for issuing calculating Machine program product, wherein, when the computer program product is run on computers so that the computer performs first party The part or all of step of any one method in face.

Compared with prior art, the embodiment of the present invention has the advantages that：

In the embodiment of the present invention, when the open command for detecting user's triggering, photographing device is held according to open command Dominant point is projected out using the projection module built in hand-held photographing device, tracks the movement locus of dominant point, by the fortune of dominant point Dynamic rail mark encloses the information selected and is determined as information to be searched, when hand-held photographing device detects to receive taking pictures for user's triggering During instruction, can take pictures to information to be searched, and by the information photo to be searched for acquisition of taking pictures be sent to it is advance with it is hand-held Photographing device establishes the electronic equipment of connection, to be directed to letter to be searched in the display screen display background server of electronic equipment The search result of breath.This process need not open electronic equipment, and topic software is searched without entering, and hand-held photographing device can be utilized straight Adapter ring selects information to be searched, the step of searching for examination question is saved, so as to improve the efficiency for searching topic.Also, it draws a circle may be used also manually The information to be searched of irregular shape is selected with circle, the specific aim shooting to information to be searched is realized, the standard for searching topic can be improved True rate.

Description of the drawings

It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for ability For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached Figure.

Fig. 1 is a kind of flow diagram for based on dominant point search the method for topic disclosed by the embodiments of the present invention；

Fig. 2 is the flow diagram that another kind disclosed by the embodiments of the present invention based on dominant point search the method for topic；

Fig. 3 is the flow diagram that another kind disclosed by the embodiments of the present invention based on dominant point search the method for topic；

Fig. 4 is a kind of structure diagram of hand-held photographing device disclosed by the embodiments of the present invention；

Fig. 5 is the structure diagram of another hand-held photographing device disclosed by the embodiments of the present invention；

Fig. 6 is the structure diagram of another hand-held photographing device disclosed by the embodiments of the present invention；

Fig. 7 is a kind of structure diagram for based on dominant point search the system of topic disclosed by the embodiments of the present invention；

Fig. 8 is the structure diagram that another kind disclosed by the embodiments of the present invention based on dominant point search the system of topic；

Fig. 9 is the structure diagram that the search result of a kind of electronic equipment disclosed by the embodiments of the present invention is presented；

Figure 10 is a kind of entity apparatus structure diagram of hand-held photographing device disclosed by the embodiments of the present invention.

Specific embodiment

Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Based on this Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained without making creative work Example is applied, shall fall within the protection scope of the present invention.

It should be noted that term " comprising " and " having " and their any changes in the embodiment of the present invention and attached drawing Shape, it is intended that cover non-exclusive include.Such as contain the process of series of steps or unit, method, system, product or The step of equipment is not limited to list or unit, but optionally further include the step of not listing or unit or optional Ground is further included for the intrinsic other steps of these processes, method, product or equipment or unit.

The embodiment of the present invention disclose it is a kind of search the method and system of topic, hand-held photographing device based on dominant point, can Improve the efficiency for searching topic.It is described in detail separately below.

Embodiment one

Show referring to Fig. 1, Fig. 1 is a kind of flow for based on dominant point search the method for topic disclosed by the embodiments of the present invention It is intended to.As shown in Figure 1, the method that should carry out searching topic based on dominant point may comprise steps of：

101st, it when the open command for detecting user's triggering, holds photographing device and is shone according to open command using hand-held racket Projection module built in equipment is projected out dominant point.

In the embodiment of the present invention, shoot button can be equipped on hand-held photographing device, wherein, user triggers open command Mode can be flicking shoot button, or touch shoot button etc., do not limited in the embodiment of the present invention.Work as detection During the open command triggered to user, hand-held photographing device can start the projection module of hand-held photographing device, and utilize projection Module is projected out dominant point.Wherein, projection module can be projected using laser, and what dominant point can go out for laser projection swashs Luminous point.

102nd, the movement locus that photographing device tracks dominant point is held.

In the embodiment of the present invention, the user of hand-held photographing device can be changed dominant by ambulatory handheld photographing device The movement locus of point, at this point, hand-held photographing device can pass through the movement locus and projection module of the hand-held photographing device of detection Projective parameter track the movement locus of dominant point.

As an alternative embodiment, the movement locus that hand-held photographing device tracks dominant point can include：

Hand-held photographing device is calculated and is remembered according to the movement locus of hand-held photographing device and the projective parameter of projection module Record the movement locus of dominant point；

Hand-held racket projects dominant pattern according to the projection module built in equipment utilization on the movement locus of dominant point, so that hand The user for holding photographing device can be intuitive to see the movement locus of dominant point.

By implementing this optional embodiment, hand-held photographing device is able to record that the movement locus of dominant point can simultaneously be thrown Shadow shows the movement locus so that the user of hand-held photographing device can be intuitive to see the movement locus of dominant point, from And realize that preferably adjust the movement locus of dominant point selects information to be searched to enclose, improve the accurate of information circle choosing to be searched Rate improves user experience.

103rd, photographing device is held the movement locus of dominant point is enclosed to the information selected to be determined as information to be searched, and examine The photographing instruction for whether receiving user's triggering is surveyed, if so, step 104~step 105 is performed, if not, terminating this stream Journey.

In the embodiment of the present invention, the mode that user triggers photographing instruction can be deep by taking pictures on hand-held photographing device Key, or phonetic entry " taking pictures " etc. does not limit in the embodiment of the present invention.

104th, it holds photographing device to take pictures to information to be searched, obtains information photo to be searched.

In the embodiment of the present invention, when user is scanned for using hand-held photographing device shooting examination question or word, hold Photographing device is often in a certain range with the distance between examination question or word, and therefore, hand-held photographing device can be taken The mode that fixed-focus is taken pictures takes pictures to information to be searched, can save the lens zoom required time in this way, so as to fulfill It takes pictures faster, improves and search topic efficiency.

105th, it holds photographing device and information photo to be searched is sent to the advance electricity that connection is established with hand-held photographing device Sub- equipment is treated so that electronic equipment is directed to according to information photo to be searched in the display screen display background server of electronic equipment Search for the search result of information.

In the embodiment of the present invention, electronic equipment can be tablet, learning machine, mobile phone etc., not limited in the embodiment of the present invention It is fixed.Electronic equipment can analyze the information to be searched after the information photo to be searched that hand-held photographing device is sent is received Photo simultaneously obtains information to be searched, information to be searched is sent to background server, background server is looked into initialized data base The search result for information to be searched is ask, and by search result return electron equipment so that electronic equipment is in electronic equipment Show the screen display search result.Alternatively, information photo to be searched directly can also be sent to background service by electronic equipment Device, so that background server analyzes the information photo to be searched and obtains information to be searched, and in the preset data of background server Inquiry is for the search result of information to be searched in library.Alternatively, electronic equipment is when receiving the information photo to be searched, it can In the display screen display of the electronic equipment information photo to be searched, and detect whether user clicks the information photo to be searched The examination question if so, intercepting the corresponding examination question in a certain position, and is sent to background server by a certain position, so that backstage The answer return electron equipment of the examination question searched is shown that this process can work as user and click information to be searched by server The interaction between electronic equipment and background server is just triggered in a certain region in photo, and search the examination question of topic interaction It is a certain examination question that user clicks, reduces the workload for searching topic, improve and search topic efficiency, saved power consumption to a certain extent. It wherein, can be in the display screen display of electronic equipment if as shown in figure 9, comprising multiple tracks examination question in information photo to be searched Whole examination questions, when user clicks a certain examination question, ejector pin parses the examination question of a certain examination question.

As it can be seen that implement Fig. 1 it is described it is a kind of the method for searching topic is carried out based on dominant point, when detect user triggering open When opening instruction, projection module of the hand-held photographing device according to built in open command using hand-held photographing device is projected out dominant point, The movement locus of dominant point is tracked, the movement locus of dominant point is enclosed to the information selected and is determined as information to be searched, when hand-held When photographing device detects to receive the photographing instruction of user's triggering, it can take pictures to information to be searched, and will take pictures and obtain The information photo to be searched obtained is sent to the advance electronic equipment that connection is established with hand-held photographing device, in electronic equipment Show that screen display background server is directed to the search result of information to be searched.This process need not open electronic equipment, without Into topic software is searched, hand-held photographing device directly circle can be utilized to select information to be searched, save the step of searching for examination question, so as to Improve the efficiency for searching topic.Also, the information to be searched for selecting irregular shape can also be enclosed manually by drawing a circle, and be realized to be searched The specific aim shooting of information, can improve the accuracy rate for searching topic.

Embodiment two

Referring to Fig. 2, Fig. 2 is the flow that another kind disclosed by the embodiments of the present invention based on dominant point search the method for topic Schematic diagram.As shown in Fig. 2, the method that should carry out searching topic based on dominant point may comprise steps of：

201st, it when the open command for detecting user's triggering, holds photographing device and is shone according to open command using hand-held racket Projection module built in equipment is projected out dominant point.

202nd, the movement locus that photographing device tracks dominant point is held.

203rd, it holds photographing device and judges whether movement locus is close-shaped track, if so, execution step 206~ Step 207, if not, performing step 204.

In the embodiment of the present invention, when it is close-shaped track that hand-held photographing device, which judges movement locus, the closure It is information to be searched that the information selected is enclosed in the track of shape, at this point, performing step 206~step 207, is set when hand-held racket shines During for judging movement locus for close-shaped track, it may be possible to pen when being selected due to the user's circle for holding photographing device It misleads and track is caused not to be closed, at this point, selecting error to be avoided as much as the circle of information to be searched, perform step 204.

As an alternative embodiment, hand-held photographing device judges whether movement locus is that close-shaped track can To include：

Hand-held photographing device is tracked and records starting point and terminating point in the movement locus of dominant point；

Hand-held photographing device judges whether the starting point overlaps with terminating point；

When judging that the starting point is overlapped with terminating point, hand-held photographing device judge the dominant point movement locus whether Shape for point；

When the movement locus for judging the dominant point is not the shape of point, hand-held photographing device judges that movement locus is Close-shaped track；

When the movement locus for judging the dominant point is shape a little, hand-held photographing device judges that movement locus is not Close-shaped track.

By implementing this optional embodiment, when the starting point in the movement locus of dominant point overlaps simultaneously with terminating point And during shape of the movement locus of dominant point not for point, hand-held photographing device judges movement locus for close-shaped track, This judgment mode is convenient, effective, also, the determining program for being loaded into hand-held photographing device is simple and efficient, and is saved to a certain extent The power consumption of hand-held photographing device.

204th, the starting point and terminating point of photographing device connection movement locus are held, and whether judges the track after connection Close-shaped choice box is formed, if so, step 205 and step 207 are performed, if not, terminating this flow.

In the embodiment of the present invention, when it is not close-shaped track that hand-held photographing device, which judges movement locus, hold Photographing device can connect the starting point and terminating point of movement locus, to form close-shaped choice box.This process pair In user in circle selection process due to movement locus not close-shaped caused by clerical mistake also more can accurately obtain it is to be searched Information improves the reliability of circle choosing.

205th, photographing device is held choice box is enclosed to the information selected to be determined as information to be searched.

206th, photographing device is held the movement locus of dominant point is enclosed to the information selected to be determined as information to be searched.

207th, photographing device is held to detect whether to receive the photographing instruction of user's triggering, if so, execution step 208~ Step 209, if not, terminating this flow.

208th, it holds photographing device to take pictures to information to be searched according to presetting defocus distance progress fixed-focus, obtains letter to be searched Cease photo.

209th, it holds photographing device and information photo to be searched is sent to the advance electricity that connection is established with hand-held photographing device Sub- equipment to activate the electronic equipment under black state, and causes the electronic equipment after activation according to information photo to be searched The search result of information to be searched is directed in the display screen display background server of the electronic equipment of wake-up.

As it can be seen that implement Fig. 2 it is described it is a kind of the method for searching topic is carried out based on dominant point, without opening electronic equipment, nothing The step of need to entering and search topic software, hand-held photographing device directly circle can be utilized to select information to be searched, save search examination question, from And improve the efficiency for searching topic.Also, the information to be searched for selecting irregular shape can also be enclosed manually by drawing a circle, and realized to treat and be searched The specific aim shooting of rope information, can improve the accuracy rate for searching topic.

In addition, implementing that Fig. 2 is described a kind of to carry out the method for searching topic based on dominant point, it is also contemplated that user uses hand-held When photographing device shoots examination question, the distance between examination question and hand-held photographing device are in the range of certain distance, and hand-held racket, which shines, to be set The standby mode that fixed-focus can be taken to take pictures shoots information to be searched, this process compares the mode that zoom is taken pictures, can be quickly Information photo to be searched is obtained, topic efficiency is searched so as to improve.Also, it is established at the electronic equipment connected when with hand-held photographing device When black state, hand-held photographing device can activate electronic equipment automatically, and the search result for being directed to information to be searched is shown Show on the display screen of electronic equipment.This process avoids booting, screen sliding unlock, selection want to search topic app, start application, Start camera, focusing takes pictures, intercepts, confirming, uploading, identifying, matching, feed back it is this it is cumbersome search topic mode, simplify and search topic Step significantly improves and searches topic efficiency.Also, since student loves the nature played, encounter shop problem and solved with topic class app is searched When, it is always interfered, was being inscribed originally, it is seen that these interference are just attracted over, so as to cause operating efficiency by amusement app It is low etc. allow parent's worry, headache the problem of, search topic mode by this, booting can be set to lock on an electronic device so that Student can not open electronic equipment and be entertained, and can only shoot examination question by hand-held photographing device and activate electronic equipment in display screen Upper display script, it is impossible to other functions are completed using electronic equipment, so as to improve learning efficiency.

In addition, implement Fig. 2 it is described it is a kind of the method for searching topic is carried out based on dominant point, when the movement locus of dominant point is During close-shaped track, hand-held photographing device the movement locus of dominant point can be enclosed the information selected be determined as it is to be searched Information；When the movement locus of dominant point is not close-shaped track, hand-held photographing device can connect rising for movement locus Choice box if the track after connection forms close-shaped choice box, is enclosed the information selected by initial point and terminating point It is determined as information to be searched.This process can be attached inc dominant movement locus starting point and terminating point Processing, to form close-shaped choice box, for user in circle selection process due to fortune not close-shaped caused by clerical mistake Dynamic rail mark also more can accurately obtain information to be searched, improve the reliability of circle choosing.

Embodiment three

Referring to Fig. 3, Fig. 3 is the flow that another kind disclosed by the embodiments of the present invention based on dominant point search the method for topic Schematic diagram.As shown in figure 3, the method that should carry out searching topic based on dominant point may comprise steps of：

301st, it when the open command for detecting user's triggering, holds photographing device and is shone according to open command using hand-held racket Projection module built in equipment is projected out dominant point.

302nd, the movement locus that photographing device tracks dominant point is held.

303rd, it holds photographing device and judges whether movement locus is close-shaped track, if so, execution step 306~ Step 307, if not, performing step 304.

304th, the starting point and terminating point of photographing device connection movement locus are held, and whether judges the track after connection Close-shaped choice box is formed, if so, step 305 and step 307 are performed, if not, performing step 312.

305th, photographing device is held choice box is enclosed to the information selected to be determined as information to be searched.

306th, photographing device is held the movement locus of dominant point is enclosed to the information selected to be determined as information to be searched.

307th, photographing device is held to detect whether to receive the photographing instruction of user's triggering, if so, step 308 is performed, If not, terminate this flow.

308th, it holds photographing device and judges whether the brightness of the current environment residing for hand-held photographing device is less than normal brightness, If so, step 310 and step 315 are performed, if not, performing step 309.

309th, hold photographing device judge the camera arrangement institute of hand-held photographing device towards position with the presence or absence of word letter Breath, if so, step 311 and step 315 are performed, if not, terminating this flow.

310th, hand-held racket takes pictures to information to be searched according to opening of device flash lamp, obtains information photo to be searched.

311st, it holds photographing device to take pictures to information to be searched according to presetting defocus distance progress fixed-focus, obtains letter to be searched Cease photo.

312nd, it holds photographing device and draws coordinate system by origin of the starting point of movement locus, and determine the end of movement locus The final position coordinate of stop in a coordinate system when the ordinate of final position coordinate is 0, performs step 313 and step 315, when the abscissa of final position coordinate is 0, perform step 314 and step 315.

As an alternative embodiment, coordinate is drawn by origin of the starting point of movement locus in hand-held photographing device System, and after the final position coordinate of the terminating point of determining movement locus in a coordinate system, following steps can also be performed：

When the ordinate of final position coordinate is 0, holds photographing device and detect direction instruction input by user, direction refers to Order is used to indicate user and wants the straight line either above or below that the text information taken pictures is located at starting point and terminating point is formed；

Hand-held photographing device instructed above the straight line formed to starting point and terminating point according to direction input by user or All text informations included below person are taken pictures, and obtain information to be searched；

When the abscissa for judging final position coordinate is 0, holds photographing device and detect direction instruction input by user, Direction instruction be used to indicate user want the text information taken pictures is located at starting point and terminating point is formed straight line left or Right；

Hand-held photographing device instructed according to direction input by user the straight line left that is formed to starting point and terminating point or All text informations that person right includes are taken pictures, and obtain information to be searched.

By implementing this optional embodiment, user can indicate hand-held photographing device by input direction instruction The text information included to the specified orientation of straight line that user is drawn using dominant point is taken pictures, and is increased picture straight line and is treated The process that search information determines, increases the mode of determining information to be searched, user-friendly, so as to improve user's body It tests.

313rd, all text informations included above the straight line that photographing device forms terminating point with starting point are held to take pictures, Obtain information photo to be searched.

314th, all text informations that photographing device includes terminating point with the straight line right that starting point is formed are held to take pictures, Obtain information photo to be searched.

For example, when the text composition of information to be searched is lateral typesetting, hand-held photographing device passes through its camera Picture of the dominant point that capture projection module is projected out at the position of starting point, and painted on this screen by origin of starting point Coordinate system processed, wherein, coordinate system is two-dimensional coordinate system, is made of x-axis and y-axis.In the picture, the direction of x-axis is word The direction of typesetting, the direction of y-axis is perpendicular to the direction of text composition.At this point, the end of movement locus is determined in the coordinate system The final position coordinate of stop, when the ordinate of final position coordinate is 0, starting point is one with the straight line that terminating point is formed Horizontal line, at this point, all text informations included above horizontal line are set as information to be searched by acquiescence, wherein, this default setting It can freely be changed by user, for example, user can control hand-held photographing device that will be wrapped below horizontal line by sending out change directive All text informations contained are set as information to be searched, and complete the step of topic is searched in subsequent realization of taking pictures to information to be searched.

Or when the text composition of information to be searched is longitudinal typesetting, hand-held photographing device is caught by its camera The picture of dominant point that projection module is projected out at the position of starting point is caught, and on this screen using starting point as origin, with It is the direction of x-axis perpendicular to the direction of text composition, two-dimensional coordinate system is drawn in the direction using the direction of text composition as y-axis.This When, in the coordinate system determine movement locus terminating point final position coordinate, when final position coordinate abscissa be 0 When, starting point is a vertical line with the straight line that terminating point is formed, at this point, acquiescence sets all text informations that vertical line right includes Information to be searched is set to, wherein, this default setting can freely be changed by user, for example, user can be by sending out change Instruction controls hand-held photographing device that all text informations that vertical line left includes are set as information to be searched, and completes follow-up Realization of taking pictures to information to be searched the step of searching topic.

315th, it holds photographing device and information photo to be searched is sent to the advance electricity that connection is established with hand-held photographing device Sub- equipment to activate the electronic equipment under black state, and causes the electronic equipment after activation according to information photo to be searched The search result of information to be searched is directed in the display screen display background server of the electronic equipment of wake-up.

As it can be seen that implementing Fig. 3 it is described it is a kind of the method for searching topic is carried out based on dominant point, without opening electronic equipment, nothing The step of need to entering and search topic software, hand-held photographing device directly circle can be utilized to select information to be searched, save search examination question, from And improve the efficiency for searching topic.Also, the information to be searched for selecting irregular shape can also be enclosed manually by drawing a circle, and realized to treat and be searched The specific aim shooting of rope information, can improve the accuracy rate for searching topic.

In addition, implementing Fig. 3 it is described it is a kind of the method for searching topic is carried out based on dominant point, can quickly obtain to be searched Information photo, simplification search topic step, topic efficiency are searched, and then improve learning efficiency so as to significantly improve.

In addition, implementing Fig. 3 it is described it is a kind of the method for searching topic is carried out based on dominant point, can be to inc dominant point Movement locus is attached the processing of starting point and terminating point, and to form close-shaped choice box, user is selected in circle In the process since movement locus not close-shaped caused by clerical mistake also more can accurately obtain information to be searched, circle is improved The reliability of choosing.

In addition, implementing Fig. 3 it is described it is a kind of the method for searching topic is carried out based on dominant point, when dominant movement locus is straight During line, the instruction that can be received according to hand-held photographing device carries out the circle choosing in specified region, and linear coil choosing is more convenient, more It is intelligent.

In addition, implementing Fig. 3 it is described it is a kind of the method for searching topic is carried out based on dominant point, when hand-held photographing device receives The photographing instruction of user's triggering, and the current environment brightness residing for hand-held photographing device not less than normal brightness and is held The camera arrangement of photographing device towards position there are during text information, hand-held photographing device just claps information to be searched It takes to obtain information picture to be searched, this process can save the power consumption of hand-held camera arrangement to a certain extent.Also, when hand-held When current environment brightness residing for photographing device is less than normal brightness, hand-held photographing device can open flash lamp to letter to be searched Breath is taken pictures, it is ensured that is obtained clearly information photo to be searched, is improved the reliability for obtaining information photo to be searched.

Example IV

Referring to Fig. 4, Fig. 4 is a kind of structure diagram of hand-held photographing device disclosed by the embodiments of the present invention.Wherein, such as Shown in Fig. 4, which can include projecting cell 401, tracing unit 402, the first determination unit 403, detection Unit 404, the first photographing unit 405 and transmitting element 406, in the electronic equipment 400：

Projecting cell 401, for when detecting the open command that user triggers, hand-held racket being utilized to shine according to open command Projection module built in equipment is projected out dominant point.

Tracing unit 402, for tracking the movement locus of dominant point that projecting cell 401 is projected out.

As an alternative embodiment, the movement locus that tracing unit 402 tracks dominant point can include：

Tracing unit 402 is calculated and is recorded according to the movement locus of hand-held photographing device and the projective parameter of projection module The movement locus of dominant point；

Tracing unit 402 projects dominant pattern using built-in projection module on the movement locus of dominant point, so that hand The user for holding photographing device can be intuitive to see the movement locus of dominant point.

First determination unit 403, for the movement locus of dominant point that tracing unit 402 tracks to be enclosed the letter selected Breath is determined as information to be searched.

Detection unit 404, for detecting whether receiving the photographing instruction of user's triggering.

First photographing unit 405, it is right during for detecting to receive the photographing instruction of user's triggering when detection unit 404 The information to be searched that first determination unit 403 is determined is taken pictures, and obtains information photo to be searched.

Transmitting element 406, for by the information photo to be searched that the first photographing unit 405 obtains be sent to it is advance with it is hand-held Photographing device establish connection electronic equipment so that electronic equipment according to information photo to be searched on the display screen of electronic equipment Show that background server is directed to the search result of information to be searched.

As it can be seen that implement a kind of described hand-held photographing devices of Fig. 4, without opening electronic equipment, without soft into topic is searched Part can utilize hand-held photographing device directly circle to select information to be searched, save the step of searching for examination question, topic be searched so as to improve Efficiency.Also, the information to be searched for selecting irregular shape can also be enclosed manually by drawing a circle, and realize and information to be searched is directed to Property shooting, the accuracy rate for searching topic can be improved.

Embodiment five

Referring to Fig. 5, Fig. 5 is the structure diagram of another hand-held photographing device disclosed by the embodiments of the present invention.Wherein, Hand-held photographing device 400 shown in fig. 5 is that hand-held photographing device 400 as shown in Figure 4 optimizes.It is shown in Fig. 5 Hand-held photographing device 400 in,

The information to be searched that first photographing unit 405 determines the first determination unit 403 is taken pictures, and is obtained to be searched The mode of information photo is specially：

Fixed-focus is carried out according to presetting defocus distance to take pictures, obtain to the information to be searched that the first determination unit 403 is determined Information photo to be searched.

The information photo to be searched that first photographing unit 405 obtains is sent to by transmitting element 406 to be shone in advance with hand-held racket Equipment establish connection electronic equipment so that electronic equipment according to information photo to be searched electronic equipment display screen display Background server is specially for the mode of search result of information to be searched：

The information photo to be searched that first photographing unit 405 obtains is sent to advance establish with hand-held photographing device to connect Electronic equipment, to activate the electronic equipment under black state, and cause the electronic equipment after activation according to information to be searched Photo is directed to the search result of information to be searched in the display screen display background server of the electronic equipment of wake-up.

Further alternative, hand-held photographing device 400 shown in fig. 5 can also include：

First judging unit 407, for track dominant point in tracing unit 402 movement locus after, judge move rail Whether mark is close-shaped track.

As an alternative embodiment, the first judging unit 407 judges whether movement locus is close-shaped rail Mark can include：

First judging unit 407 is tracked and records starting point and terminating point in the movement locus of dominant point；

First judging unit 407 judges whether the starting point overlaps with terminating point；

When judging that the starting point is overlapped with terminating point, the first judging unit 407 judges the movement locus of the dominant point Whether it is the shape put；

When judging shape of the movement locus of the dominant point not for point, the first judging unit 407 is judged to move rail Mark is close-shaped track；

When the movement locus for judging the dominant point is shape a little, the first judging unit 407 judges movement locus It is not close-shaped track.

First determination unit 403, specifically for judging that movement locus is close-shaped rail when the first judging unit 407 During mark, the movement locus of dominant point that tracing unit 402 tracks is enclosed to the information selected and is determined as information to be searched.

First judging unit 407 is additionally operable to when it is not close-shaped track to judge movement locus, connection movement rail The starting point and terminating point of mark, and judge whether the track after connection forms close-shaped choice box.

Second determination unit 408, for when the first judging unit 407 is judged to form close-shaped choice box, inciting somebody to action Choice box encloses the information selected and is determined as information to be searched.

Second photographing unit 409, the information to be searched for being determined to the second determination unit 408 are taken pictures, are obtained Information photo to be searched.

Transmitting element 406, is additionally operable to the information photo to be searched that the second photographing unit 409 obtains being sent to electronics and sets It is standby so that electronic equipment according to information photo to be searched electronic equipment display screen display background server for be searched The search result of information.

As it can be seen that implement a kind of described hand-held photographing devices of Fig. 5, without opening electronic equipment, without soft into topic is searched Part can utilize hand-held photographing device directly circle to select information to be searched, save the step of searching for examination question, topic be searched so as to improve Efficiency.Also, the information to be searched for selecting irregular shape can also be enclosed manually by drawing a circle, and realize and information to be searched is directed to Property shooting, the accuracy rate for searching topic can be improved.

In addition, implementing a kind of described hand-held photographing devices of Fig. 5, information photo to be searched can be quickly obtained, letter Topic step is searched in change, and topic efficiency is searched, and then improve learning efficiency so as to significantly improve.

In addition, implementing a kind of described hand-held photographing devices of Fig. 5, inc dominant movement locus can be carried out Connect the processing of starting point and terminating point, to form close-shaped choice box, for user in circle selection process due to pen Not close-shaped movement locus caused by accidentally also more can accurately obtain information to be searched, improve the reliability of circle choosing.

Embodiment six

Referring to Fig. 6, Fig. 6 is the structure diagram of another hand-held photographing device disclosed by the embodiments of the present invention.Wherein, Hand-held photographing device 400 shown in fig. 6 is that hand-held photographing device 400 as shown in Figure 5 optimizes.It is shown in fig. 6 Hand-held photographing device 400 can also include：

Drawing unit 410, for judging that it is close-shaped that the track after connection is not formed in the first judging unit 407 After choice box, coordinate system is drawn by origin of the starting point of movement locus, and determine the terminating point of movement locus in coordinate system In final position coordinate.

As an alternative embodiment, drawing unit 410 is drawing coordinate by origin of the starting point of movement locus System, and after the final position coordinate of the terminating point of determining movement locus in a coordinate system, be additionally operable to：

When the ordinate of final position coordinate is 0, direction instruction input by user is detected, direction instruction is used to indicate use Want the text information taken pictures and be located at the straight line either above or below that starting point is formed with terminating point in family；

What the straight line either above or below formed according to direction input by user instruction to starting point and terminating point included All text informations are taken pictures, and obtain information to be searched；

When the abscissa for judging final position coordinate is 0, direction instruction input by user is detected, direction instruction is used for Indicate that user wants the text information taken pictures and is located at straight line left or right that starting point is formed with terminating point；

What the straight line left or right formed according to direction input by user instruction to starting point with terminating point included All text informations are taken pictures, and obtain information to be searched.

Third photographing unit 411, it is right when the ordinate of final position coordinate for being determined when drawing unit 410 is 0 All text informations included above the straight line that terminating point is formed with starting point are taken pictures, and obtain information photo to be searched；And work as When the abscissa of final position coordinate that drawing unit 410 is determined is 0, the straight line right formed to terminating point and starting point is wrapped All text informations contained are taken pictures, and obtain information photo to be searched.

Transmitting element 406, is additionally operable to the information photo to be searched that third photographing unit 411 obtains being sent to electronics and sets It is standby so that electronic equipment according to information photo to be searched electronic equipment display screen display background server for be searched The search result of information.

Further alternative, hand-held photographing device 400 shown in fig. 6 can also include：

Second judgment unit 412, after detecting to receive the photographing instruction of user's triggering in detection unit 404, Judge whether the brightness of the current environment residing for hand-held photographing device is less than normal brightness；When judging residing for hand-held photographing device The brightness of current environment when being not less than normal brightness, judge hand-held photographing device camera arrangement towards position whether deposit In text information.

First photographing unit 405 detects to receive the photographing instruction of user's triggering specifically for working as detection unit 404, And second judgment unit 412 is when judging that the brightness of the current environment residing for hand-held photographing device is not less than normal brightness, with And second judgment unit 412 judge the camera arrangement of hand-held photographing device towards position there are during text information, to the The information to be searched that one determination unit 403 is determined is taken pictures, and obtains information photo to be searched.

4th photographing unit 413 is judged to hold the current environment residing for photographing device for working as second judgment unit 412 Brightness be less than normal brightness when, open flash lamp take pictures to information to be searched, obtain information photo to be searched.

Transmitting element 406, is additionally operable to the information photo to be searched that the 4th photographing unit 413 obtains being sent to electronics and sets It is standby so that electronic equipment according to information photo to be searched electronic equipment display screen display background server for be searched The search result of information.

As it can be seen that implement a kind of described hand-held photographing devices of Fig. 6, without opening electronic equipment, without soft into topic is searched Part can utilize hand-held photographing device directly circle to select information to be searched, save the step of searching for examination question, topic be searched so as to improve Efficiency.Also, the information to be searched for selecting irregular shape can also be enclosed manually by drawing a circle, and realize and information to be searched is directed to Property shooting, the accuracy rate for searching topic can be improved.

In addition, implementing a kind of described hand-held photographing devices of Fig. 6, information photo to be searched can be quickly obtained, letter Topic step is searched in change, and topic efficiency is searched, and then improve learning efficiency so as to significantly improve.

In addition, implementing a kind of described hand-held photographing devices of Fig. 6, inc dominant movement locus can be carried out Connect the processing of starting point and terminating point, to form close-shaped choice box, for user in circle selection process due to pen Not close-shaped movement locus caused by accidentally also more can accurately obtain information to be searched, improve the reliability of circle choosing.

In addition, implement a kind of described hand-held photographing devices of Fig. 6, and when dominant movement locus is straight line, Neng Gougen The circle that specified region is carried out according to the instruction that hand-held photographing device receives selects, and linear coil choosing is more convenient, more intelligent.

In addition, implementing a kind of described hand-held photographing devices of Fig. 6, hand-held camera arrangement can be saved to a certain extent Power consumption, additionally it is possible to ensure to obtain clearly information photo to be searched, so as to improve the reliability for obtaining information photo to be searched.

Embodiment seven

Show referring to Fig. 7, Fig. 7 is a kind of structure for based on dominant point search the system of topic disclosed by the embodiments of the present invention It is intended to.As shown in fig. 7, the system can be including the hand-held photographing device 400 as shown in example IV~embodiment six (in Fig. 7 By taking the hand-held photographing device 400 shown in embodiment six as an example), electronic equipment 200 and background server 300, and hand-held racket shines Connection relation between equipment 400, electronic equipment 200 and background server 300 (is represented by dotted lines) with wireless connection in Fig. 7 For illustrate, wherein：

Wherein, electronic equipment 200 includes：

First receiving unit 2001, for receiving the information photo to be searched that hand-held photographing device 400 is sent.

First interactive unit 2002, for the information photo to be searched that the first receiving unit 2001 receives to be sent to backstage Server 300.

Wherein, background server 300 includes：

Second receiving unit 3001, for receiving the information photo to be searched that the first interactive unit 2002 is sent.

Analytic unit 3002 for analyzing the information photo to be searched that the second receiving unit 3001 receives, obtains to be searched Information.

Search unit 3003, it is corresponding for the information to be searched inquired in the database with analytic unit 3002 analyzes Search result.

Second interactive unit 3004, the search result for search unit 3003 to be searched are sent to electronic equipment 200.

Wherein, in electronic equipment 200,

First receiving unit 2001 is additionally operable to receive the search result that the second interactive unit 3004 is sent.

Electronic equipment 200 further includes：

Display unit 2003, for being directed to letter to be searched in the display screen display background server 300 of electronic equipment 200 The search result of breath.

Further alternative, in system shown in Fig. 7, electronic equipment 200 can also include：

Unit 2004 is activated, for after the information photo to be searched that hand-held photographing device 400 is sent is received, activating Electronic equipment 200 under black state, and trigger the first receiving unit 2001 and receive the to be searched of the hand-held transmission of photographing device 400 Information photo.

Also referring to Fig. 8, when electronic equipment 200 is tablet, when holding photographing device 400 as column, hand-held racket shines Equipment 400 can open built-in projection arrangement, and dominant point is projected out on examination question A, and hand-held photographing device 400 can be tracked aobvious Property point movement locus, the movement locus of dominant point is enclosed to the information selected is determined as information to be searched, and user encloses choosing in Fig. 8 Information to be searched for whole page examination question, whole page examination question can be sent to electronic equipment 200 by hand-held photographing device 400, in electricity The display screen display of the sub- equipment 200 whole page examination question.Also, it is whole that electronic equipment 200 can send this to background server 300 Page examination question, so that every examination question together that background server 300 is inquired in initialized data base with the whole page examination question includes is corresponding Script and script is back to electronic equipment, when user click electronic equipment 200 shown by examination question A when, electricity The corresponding answer of examination question that the sub- display of equipment 200 is clicked with user.This process need not open electronic equipment, without entering The step of searching topic software, hand-held photographing device directly circle can be utilized to select information to be searched, save search examination question, so as to improve Search the efficiency of topic.Also, the information to be searched for selecting irregular shape can also be enclosed manually by drawing a circle, and be realized to information to be searched Specific aim shooting, the accuracy rate for searching topic can be improved.

Embodiment eight

Hand-held photographing device provided in an embodiment of the present invention can include search pen, wand, photographing pen etc. any one Hand-held photographing device.For searching for pen, Figure 10 is illustrated that the search with hand-held photographing device provided in an embodiment of the present invention The block diagram of the part-structure of pen.With reference to figure 10, which may include：Input unit 1010, memory 1020, photographing unit 1030th, the components such as processor 1040, wireless communication module 1050, projection module 1093 and power supply 1060.People in the art Member can include more or more than diagram it is appreciated that the search structure shown in Figure 10 does not form the restriction to searching for pen Few component either combines certain components or different components arrangement.

The each component parts for searching for pen is specifically introduced with reference to Figure 10：

Input unit 1010 can be used for receiving the number inputted or character information and generation and the user setting of search pen And the key signals input that function control is related.Specifically, input unit 1010 can include but are not limited to be set to search Physical button 1011 (such as shoot button, switch key) on pen etc., available for the pressing operation (ratio of detection user on it Such as user using finger, hand-held press the operation of any suitable object of equipment or attachment in physical button 1011), and root Corresponding attachment device is driven according to preset formula.Input unit 1010 can also include pressure sensor 1012, can examine The pressure value surveyed the pressure value for acting on physical button 1011 and obtain detection is sent to processor 1040.

Memory 1020 can be used for storing executable program code, and processor 1040 is stored in memory 1020 by operation Executable program code, so as to perform the various function application of hand-held photographing device and data processing, particularly for holding Row embodiment one to three is any to carry out the method for searching topic based on dominant point.Memory 1020 may include storing program area and storage Data field, wherein, storing program area can storage program area, needed at least one function application program (such as camera function, Positioning function of focusing etc.) etc.；Storage data field can store according to search pen use created data (such as examination question image, Voice data etc.) etc..In addition, memory 1020 can include high-speed random access memory, non-volatile deposit can also be included Reservoir, for example, at least a disk memory, flush memory device or other volatile solid-state parts.

Wherein, projection module 1093 can utilize inner light source to launch the virtual image (letter that such as dominant point, needs project Breath), and projection module 1093 can also capture specified content in dominant movement locus (such as dominant movement locus institute Enclose all text informations selected etc.) and the photographing unit 1030 that search pen includes is fed back to, so that photographing unit 1030 is shot Go out the photo for including the specified content in dominant movement locus.

Photographing unit 1030 can include but are not limited to external camera 1031, focusing locating module 1032 and angle school Positive module 1033.Specifically, external camera 1031 can 180 degree rotation, by dominant frame take pictures preview, in corresponding program It takes pictures under driving and obtains examination question image or export examination question image to memory 1020.Focusing locating module 1032 may include Laser Focusing module, ultraviolet light Focusing module etc., focusing locating module 1032 can auto-focusing, positioning or into row information throw Shadow can be according to the focusing and positioning of the motion track adjustment external camera 1031 of search pen.Angle correction module 1033 It can be according to parameter or the photo angle of user's operation adjustment external camera 1031.

Gyroscope 1034 or gravity sensor 1035 can also be included by searching for pen, and focusing locating module 1032 can be according to top The acceleration of gravity adjustment focusing and positioning and angle that the rotational angular velocity or gravity sensor 1035 that spiral shell instrument 1034 detects detect The gravity that the rotational angular velocity or gravity sensor 1035 that degree correction module 1033 can be detected according to gyroscope 1034 detect adds Speed adjusts photo angle.

Processor 1040 is the control centre for searching for pen, and each portion of pen is entirely searched for using various interfaces and connection Point, it is stored in memory by running or performing the software program being stored in memory 1020 and/or module and call Data in 1020 perform the various functions of search pen and processing data, so as to carry out integral monitoring to search pen.Optionally, Processor 1040 may include one or more processing units；Preferably, processor 1040 can integrate application processor and modulatedemodulate Processor is adjusted, wherein, the main processing operation system of application processor, application program etc., modem processor mainly handles nothing Line communicates.It is understood that above-mentioned modem processor can not also be integrated into processor 1040.

Wireless communication module 1050 can be used for sending examination question image, the control for receiving external equipment when performing camera function Instruction etc., particularly, is sent to processor 1040, by processor 1040 after the control instruction for receiving external equipment Reason.Wireless communication module 1050 may include such as Wireless Fidelity (wireless fidelity, WiFi) module etc..Wherein, WiFi belongs to In short range wireless transmission technology, search pen can be used for sending examination question image and receives external equipment by WiFi module Control instruction etc., it has provided wireless broadband internet to the user and has accessed.

Search pen can also include the power supply 1060 (such as battery) powered to all parts, it is preferred that power supply can lead to Cross power-supply management system and processor 1040 be logically contiguous, so as to by power-supply management system realize management charging, electric discharge and The functions such as power managed.

Touch pen point 1070 can also be included by searching for pen, and touch pen point 1070 can include but are not limited to the soft pen of rubber Head, carbon fiber hard-tipped pen head and pressure stretch first-class any one touch-control that can be used on Touch Screen/touch screen of metal pen Nib.Touch pen point 1070 can be acted on Touch Screen/touch screen of external equipment with to external equipment input signal.

Search pen may also include at least one sensor 1080, for example, imaging sensor, optical sensor, motion sensor, Biosensor and other sensors.Specifically, optical imagery can be converted into electronic signal by imaging sensor.Optical sensor The brightness of dominant frame in photographing unit 1030 can be adjusted according to the light and shade of ambient light.As one kind of motion sensor, add Fast flowmeter sensor can detect in all directions the size of (generally three axis) acceleration, can detect that when static gravity size and Direction can be used to identify posture (for example be disposed vertically, be horizontal positioned), the Vibration identification correlation function (for example percussion) of search pen Deng；Other sensors such as gyroscope, infrared ray sensor are can also configure as search pen, details are not described herein.

Voicefrequency circuit 1090, loud speaker 1091 can also be included by searching for pen, and microphone 1092 can provide user and search pen Between audio interface.The transformed electric signal of the audio data received can be transferred to loud speaker by voicefrequency circuit 1090 1091, voice signal output is converted to by loud speaker 1091；On the other hand, microphone 1092 is converted to the voice signal of collection Electric signal is converted to audio data after being received by voicefrequency circuit 1090, then after audio data output processor 1040 is handled, warp Wireless communication module 1050 is to be sent to such as electronic equipment or export audio data to memory 1020 so as to further Processing.

Although being not shown, search pen may also include charging interface, but pass through the power supply 1060 that the charging interface is search pen Charging.Charging interface may include Micro USB interfaces, USB Type C interface etc..Search pen may also include switch indication light, fill Electric indicator light etc., details are not described herein.

The embodiment of the present invention discloses a kind of computer readable storage medium, stores computer program, wherein, the computer Program causes computer to perform Fig. 1~Fig. 3, and any one based on dominant point carries out the method for searching topic.

A kind of computer program product is also disclosed in the embodiment of the present invention, wherein, when computer program product on computers During operation so that computer is performed such as the part or all of step of the method in more than each method embodiment.

The embodiment of the present invention be also disclosed it is a kind of using distribution platform, wherein, using distribution platform for issuing computer journey Sequence product, wherein, when computer program product is run on computers so that computer performs such as more than each method embodiment In method part or all of step.

In various embodiments of the present invention, it should be appreciated that the size of the serial number of above-mentioned each process is not meant to perform suitable The inevitable priority of sequence, the execution sequence of each process should be determined with its function and internal logic, without coping with the embodiment of the present invention Implementation process forms any restriction.

In embodiment provided by the present invention, it should be appreciated that " B corresponding with A " represents that B is associated with A, can be with according to A Determine B.It is also to be understood that determine that B is not meant to determine B only according to A according to A, it can also be according to A and/or other information Determine B.

In addition, each functional unit in various embodiments of the present invention can be integrated in a processing unit or Each unit is individually physically present, can also two or more units integrate in a unit.Above-mentioned integrated unit Both the form that hardware may be used is realized, can also be realized in the form of SFU software functional unit.

If above-mentioned integrated unit realized in the form of SFU software functional unit and be independent product sale or in use, It can be stored in a retrievable memory of computer.Based on such understanding, technical scheme of the present invention substantially or Person says all or part of of the part contribute to the prior art or the technical solution, can be in the form of software product It embodies, which is stored in a memory, including several requests with so that a computer is set Standby (can be personal computer, server or network equipment etc., can be specifically the processor in computer equipment) performs The part or all of step of each embodiment above method of the present invention.

One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage Medium include read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only memory (One- Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only memory (Electrically-Erasable Programmable Read-Only Memory, EEPROM), CD-ROM (Compact Disc Read-Only Memory, CD-ROM) or other disk storages, magnetic disk storage, magnetic tape storage or can For carrying or storing any other computer-readable medium of data.

A kind of search the method and system of topic, hand-held racket according to setting based on dominant point to disclosed by the embodiments of the present invention above Standby to be described in detail, specific case used herein is expounded the principle of the present invention and embodiment, more than The explanation of embodiment is merely used to help understand the method and its core concept of the present invention；Meanwhile for the general skill of this field Art personnel, thought according to the present invention, there will be changes in specific embodiments and applications, in conclusion this Description should not be construed as limiting the invention.

Claims

1. a kind of carry out the method for searching topic based on dominant point, which is characterized in that including：

When the open command for detecting user's triggering, hold photographing device and shone according to the open command using the hand-held racket Projection module built in equipment is projected out dominant point；

The movement locus of the dominant point is enclosed the information selected and is determined as information to be searched, and examine by the hand-held photographing device Survey the photographing instruction for whether receiving user's triggering；

When the hand-held photographing device detects to receive the photographing instruction of user's triggering, the hand-held photographing device pair The information to be searched is taken pictures, and obtains information photo to be searched；

The information photo to be searched is sent to advance established with the hand-held photographing device and connected by the hand-held photographing device Electronic equipment so that the electronic equipment according to the information photo to be searched the electronic equipment display screen display Background server is directed to the search result of the information to be searched.

2. according to the method described in claim 1, it is characterized in that, the hand-held photographing device carries out the information to be searched It takes pictures, obtains information photo to be searched, including：

The hand-held photographing device carries out fixed-focus according to presetting defocus distance to the information to be searched and takes pictures, and obtains letter to be searched Cease photo；

The information photo to be searched is sent to advance established with the hand-held photographing device and connected by the hand-held photographing device Electronic equipment so that the electronic equipment according to the information photo to be searched the electronic equipment display screen display Background server is directed to the search result of the information to be searched, including：

The information photo to be searched is sent to advance established with the hand-held photographing device and connected by the hand-held photographing device Electronic equipment, to activate the electronic equipment under black state, and cause the electronic equipment after activation according to institute Background server described in display screen display of the information photo to be searched in the electronic equipment of wake-up is stated to wait to search for described The search result of rope information.

3. according to the method described in claim 2, it is characterized in that, track the fortune of the dominant point in the hand-held photographing device After dynamic rail mark and the movement locus of the dominant point is enclosed the information selected and is determined as waiting to search by the hand-held photographing device Before rope information, the method further includes：

When judging the movement locus for the close-shaped track, the hand-held photographing device performs described by institute The movement locus for stating dominant point encloses the information selected and is determined as information to be searched；

When judging the movement locus for the close-shaped track, the hand-held photographing device connects the movement The starting point and terminating point of track, and judge whether the track after connection forms close-shaped choice box；

When judging to form the close-shaped choice box, the choice box is enclosed what is selected by the hand-held photographing device Information is determined as information to be searched, and taking pictures to the information to be searched described in execution, obtains information photo to be searched.

4. according to the method described in claim 3, it is characterized in that, the hand-held photographing device judge connection after rail After mark does not form the close-shaped choice box, the method further includes：

The hand-held photographing device draws coordinate system by origin of the starting point of the movement locus, and determines the movement locus Final position coordinate of the terminating point in the coordinate system；

When the ordinate of the final position coordinate is 0, the hand-held photographing device is to the terminating point and the starting point All text informations included above the straight line of composition are taken pictures, and obtain information photo to be searched, and treated described in execution by described Search information photo is sent to the advance electronic equipment that connection is established with the hand-held photographing device；

When the abscissa of the final position coordinate is 0, the hand-held photographing device is to the terminating point and the starting point All text informations that the straight line right of composition includes are taken pictures, and obtain information photo to be searched, and treated described in execution by described Search information photo is sent to the advance electronic equipment that connection is established with the hand-held photographing device.

5. according to Claims 1 to 4 any one of them method, which is characterized in that detect to connect in the hand-held photographing device Receive user triggering photographing instruction after and the hand-held photographing device take pictures to the information to be searched, obtain Before the information photo to be searched, the method further includes：

When the hand-held photographing device judge the brightness of the current environment residing for the hand-held photographing device not less than it is described just During degree of being always on, the hand-held photographing device judge the camera arrangement of the hand-held photographing device towards position with the presence or absence of text Word information；

When the camera arrangement for judging the hand-held photographing device towards position there are during the text information, it is described Hand-held photographing device execution is described to take pictures to the information to be searched, obtains information photo to be searched；

The method further includes：

When the hand-held photographing device judges that the brightness of the current environment residing for the hand-held photographing device is normal less than described During brightness, the hand-held racket takes pictures to the information to be searched according to opening of device flash lamp, obtains information photo to be searched, And it triggers and performs the electricity that the information photo to be searched is sent to advance and described hand-held photographing device and establishes connection Sub- equipment so that the electronic equipment according to the information photo to be searched the electronic equipment display screen display backstage Server is directed to the search result of the information to be searched.

6. a kind of hand-held photographing device, which is characterized in that including：

Projecting cell, for when detecting the open command that user triggers, the hand-held racket to be utilized according to the open command Dominant point is projected out according to the projection module built in equipment；

First determination unit, for the movement locus of the dominant point that the tracing unit tracks to be enclosed the information selected It is determined as information to be searched；

First photographing unit, during for detecting to receive the photographing instruction of user's triggering when the detection unit, to institute It states the information to be searched that the first determination unit is determined to take pictures, obtains information photo to be searched；

Transmitting element, for the information photo to be searched that first photographing unit obtains to be sent to the advance and hand-held racket According to equipment establish connection electronic equipment so that the electronic equipment according to the information photo to be searched in the electronic equipment Display screen display background server be directed to the information to be searched search result.

7. hand-held photographing device according to claim 6, which is characterized in that

The information to be searched that first photographing unit determines first determination unit is taken pictures, and obtains letter to be searched Breath photo mode be specially：

Fixed-focus is carried out according to presetting defocus distance to take pictures, obtain waiting to search to the information to be searched that first determination unit is determined Rope information photo；

The information photo to be searched that first photographing unit obtains is sent to the advance and hand-held racket by the transmitting element According to equipment establish connection electronic equipment so that the electronic equipment according to the information photo to be searched in the electronic equipment Display screen display background server be specially for the mode of search result of the information to be searched：

The information photo to be searched that first photographing unit obtains is sent to advance establish with the hand-held photographing device to connect The electronic equipment connect, to activate the electronic equipment under black state, and cause the electronic equipment after activation according to Background server described in display screen display of the information photo to be searched in the electronic equipment of wake-up is treated for described Search for the search result of information.

8. hand-held photographing device according to claim 7, which is characterized in that the hand-held photographing device further includes：

First judging unit, for after the movement locus of the tracing unit tracking dominant point, judging the movement Whether track is close-shaped track；

First determination unit judges that the movement locus is the closed specifically for working as first judging unit During the track of shape, the movement locus of the dominant point that the tracing unit tracks is enclosed to the information selected and is determined as waiting to search Rope information；

First judging unit is additionally operable to when judging the movement locus for the close-shaped track, connection The starting point and terminating point of the movement locus, and judge whether the track after connection forms close-shaped choice box；

Second determination unit, for when first judging unit judges to form the close-shaped choice box, by institute It states choice box and encloses the information selected and be determined as information to be searched；

Second photographing unit, the information to be searched for being determined to second determination unit are taken pictures, are obtained to be searched Information photo；

The transmitting element, is additionally operable to the information photo to be searched that second photographing unit obtains being sent to the electronics and sets It is standby so that the electronic equipment according to the information photo to be searched the electronic equipment display screen display background service Device is directed to the search result of the information to be searched.

9. hand-held photographing device according to claim 8, which is characterized in that the hand-held photographing device further includes：

Drawing unit, for judging that the track after connection does not form the close-shaped choosing in first judging unit After selecting frame, coordinate system is drawn by origin of the starting point of the movement locus, and determine that the terminating point of the movement locus exists Final position coordinate in the coordinate system；

Third photographing unit, when the ordinate of the final position coordinate for being determined when the drawing unit is 0, to institute It states all text informations included above the straight line that terminating point is formed with the starting point to take pictures, obtains information photo to be searched； And when the abscissa of the final position coordinate that the drawing unit is determined is 0, to the terminating point and described All text informations that the straight line right that initial point is formed includes are taken pictures, and obtain information photo to be searched；

The transmitting element, is additionally operable to the information photo to be searched that the third photographing unit obtains being sent to the electronics and sets It is standby so that the electronic equipment according to the information photo to be searched the electronic equipment display screen display background service Device is directed to the search result of the information to be searched.

10. photographing device is held according to claim 6~9 any one of them, which is characterized in that the hand-held photographing device is also Including：

Second judgment unit after detecting to receive the photographing instruction of user's triggering in the detection unit, is sentenced Whether the brightness of the current environment to break residing for the hand-held photographing device is less than normal brightness；It is set when judging that the hand-held racket shines When the brightness of standby residing current environment is not less than the normal brightness, the camera arrangement institute face of the hand-held photographing device is judged To position whether there is text information；

First photographing unit detects to receive finger of taking pictures described in user's triggering specifically for working as the detection unit Enable and the second judgment unit judge the brightness of current environment residing for the hand-held photographing device not less than it is described just During degree of being always on and the second judgment unit judge the camera arrangement of the hand-held photographing device towards position There are during the text information, the information to be searched determined to first determination unit is taken pictures, and obtains letter to be searched Cease photo；

4th photographing unit judges current environment residing for the hand-held photographing device for working as the second judgment unit When brightness is less than the normal brightness, opens flash lamp and take pictures to the information to be searched, obtain information photo to be searched；

The transmitting element, is additionally operable to the information photo to be searched that the 4th photographing unit obtains being sent to the electronics and sets It is standby so that the electronic equipment according to the information photo to be searched the electronic equipment display screen display background service Device is directed to the search result of the information to be searched.

11. a kind of carry out the system for searching topic based on dominant point, which is characterized in that including as described in any one of claim 6~10 Hand-held photographing device, electronic equipment and background server；

Wherein, the electronic equipment includes：

First interactive unit, for the information photo to be searched that first receiving unit receives to be sent to the backstage Server；

Wherein, the background server includes：

Analytic unit for analyzing the information photo to be searched that second receiving unit receives, obtains described to be searched Information；

Search unit, for the corresponding search of the information to be searched inquired in the database with the analytic unit analyzes As a result；

Second interactive unit, for by described search unit searches to described search result be sent to the electronic equipment；

Wherein, in the electronic equipment,

The electronic equipment further includes：

Display unit is directed to the information to be searched for background server described in the display screen display in the electronic equipment Described search result.