DE102012222951A1 - Apparatus and method for the projection of textual information - Google Patents

Abstract

A device for projecting text-related information is proposed, the device having at least one detection means and at least one projection means, the detection means being configured such that the detection means detects information from a display area, the projection means being configured so that the projection means a further information is projected onto a projection surface, the further information being related to the information, characterized in that the detection surface lies entirely or partially in the projection surface.

Description

State of the art

Projectors are known which project data supplied via a data connection onto a projection screen. Furthermore, MEMS devices are known which are used as projectors, where MEMS stands for "microelectromechanical system". These are miniaturized projectors that can be used in cell phones, for example. A mobile phone equipped with a MEMS projector unit allows its owner to project content on the mobile phone. In addition, modern mobile phones usually have at least one camera with which images and / or videos can be recorded and which can also be used for video telephony.

Furthermore, it is known to mark individual words of a text displayed on a computer device manually and look up in a lexicon integrated into the computer device and / or via a search on the Internet. The text is hidden and the search result is displayed by the computer device. In this way, while the user may learn the meaning of the word looked up, it does not see the meaning in the context of the text, thereby adversely affecting the reading flow.

Disclosure of the invention

An object of the present invention is to provide an apparatus and a method for projection of presentation-related information, which makes it possible to project presentation-related information onto the presentation, in particular to the text, or to any other location and thus the disadvantages of the above Avoid prior art.

This object is achieved by a device and / or a method according to the accompanying claims. The method according to the invention or the device according to the invention advantageously makes it possible to provide additional presentation-related information, wherein the additional presentation-related information is preferably projected directly onto or next to the representation, thus in particular allowing a direct comparison between representation and presentation-related information.

With presentation-related information is meant any information that relates to a representation. A representation is to be understood as the conversion of concepts or events or thoughts into a pictorial form, in particular as a drawing, text, image, model or the like. Accordingly, the presentation-related information means in particular the projected information. The projected or further or to be projected information may include, for example, translations into other languages, examples of use, extracts and / or entries from dictionaries and / or dictionaries, results of an Internet search, Wikipedia entries and / or newspaper articles. Further, the projected information may include video data such as YouTube movies or educational films or multimedia files, such as interactive content such as games or audiovisual data. Thus, it is conceivable that a movie is projected and at the same time associated audio data are played via an at least associated loudspeaker. Assuming a corresponding projection technique, three-dimensional contents, in particular three-dimensional images, should also be understood as the presentation-related information. Thus, it is conceivable that a spatial and in particular freely rotatable representation of the associated molecule is projected for a chemical structural formula, or a three-dimensional model of this structure is projected to a passage over a specific building. In this way, a particularly illustrative manner is advantageously possible to vividly prepare abstract presentation information and / or to provide information that serves for understanding or that enhances understanding. Preferably, the further information, or the information to be projected, or the projected information, at least one highlighting of the information, in particular, the further information includes a color marking or an underlining of the information. This makes it possible in a particularly simple manner to highlight the information and to change the emphasis flexible and reversible. This significantly increases the reading experience of a text or similar representations.

The data from which the information is generated, that is to say the data detected by the detection means, are present in printed or written or impressed or displayed form before the detection by the detection means. Accordingly, it is conceivable for the data to be represented as printed and / or handwritten text and / or as braille characters and / or depressions in a carrier material, for example wax or stone, and / or as an electronic display and / or by means of electronic ink displayed on a display and / or as an image, in particular as a photograph and / or as a drawing.

Under the fact that the projected information is related to the generated information should be understood that the projected information based on the generated information and this includes in particular. Thus, the generated information as a search term is conceivable, whereas the projected information as a search result or part of a search result for this search term is conceivable. Likewise, the projected information is conceivable as a marker which is projected onto the corresponding generated information, for example a specific word. In this case, the projected information does not include the generated information, but those skilled in the art will recognize that the projected information is directly related to the generated information. Further possible relationships are therefore immediately apparent to the person skilled in the art.

The device is preferably a mobile telephone, in particular a so-called smartphone, the smartphone having integrated detection means and / or projection means. Alternatively, it is also conceivable that the device is multi-part. Thus, it is conceivable that a pair of glasses has the detection means and that the glasses are wireless, in particular via a wireless LAN or via Bluetooth with a further device, in particular a mobile phone, connected, wherein the further device comprises the projection means. Furthermore, it is conceivable that the projection means is an external projector. A combination of the embodiments described above is possible.

The detection means is preferably a camera, particularly preferably a camera integrated in the device. Most preferably, it is a video-enabled camera. Even more preferably, the camera has an optical and / or digital zoom. Furthermore, the detection means preferably has lighting means in order to be able to detect at least one piece of information even under low-light conditions, such as darkness. The illumination means is particularly preferably a so-called flash, that is, a means triggering a directed flash of light. Furthermore, the detection means preferably comprises means for improving the image. These can be provided as hardware means and / or as software means, for example image and / or camera stabilizers or word recognition software or software means for recording dynamic illumination values, so-called HDR recordings ("high dynamic range").

The projection surface on which the projection means projects the further information is any area in the environment of the projection means. Preferably, the detection surface is completely or partially in the projection surface. Particularly preferably, the projection surface is different from the detection surface, in particular the projection surface is provided at a different location and / or larger or smaller than the detection surface. Most preferably, the projection screen is a wall or a table. It is particularly advantageous if the detection surface lies wholly or partly in the projection surface, since then a particularly simple connection between the information and the further information can be established. However, if the detection area is very small and the projected information is very large, it is advantageous to project the further information over a larger area, for example a wall.

According to a preferred embodiment, at least one database is integrated into the device and / or at least one database is associated with the device, the device having an interface, in particular an Internet access, via which access to the database is feasible, the database being configured that it assigns to the information generated by the detection means a search result, wherein the projected information comprises at least a part of the search result. A database in the sense of this application is any known to the expert, electronically off and / or callable database. Such a database is a lexicon and / or a dictionary and / or an Internet search and / or a local search in the device and / or an open knowledge base such as Wikipedia. Preferably, the databases to be used by the device according to the invention can be selected, in particular after the detection of the information by the detection means selectable and / or preselected selectable. This makes it possible in an advantageous manner to provide a comprehensive further information and thus to increase the quality of the further information. Due to the possibility of preselecting the databases and / or selecting the databases before each search, it is advantageously possible to adapt the search result and thus also the projected information to the preferences of a user.

Preferably, the information projected by the projection means is provided selectable from the researched data of the databases. As a result, an oversupply of further information can be prevented in a particularly advantageous manner and thus the quality of the further information can be further increased. Thus, it is conceivable that the information corresponds to a name and the database or databases offer a large amount of information about this name, so that it is desirable to restrict the projected information to, for example, a picture and a short summary of the biography. It is conceivable that in an intermediate step before the forwarding of the information to be projected Generation of the information to be projected from the search result is automatically made such that only extracts and / or a certain number of data and / or only one or another specific number of images is projected. This automated selection is vornehmbar for example by a computer program product.

According to a preferred embodiment, the projection means is a MEMS device. As a result, a full-fledged projection means with a very small space requirement is possible in an advantageous manner. MEMS devices are becoming increasingly popular in mobile phones, so this is a simple and inexpensive way to provide a projection device. Alternatively, a conventional projector, as known from the prior art, can be used and in particular to the device, preferably a mobile phone, are connected.

According to a further preferred embodiment, the detection means has at least one first component, wherein the first component is preferably an image capture means, particularly preferably an optical image capture means, in particular a camera, wherein the first component is provided for detecting the data from the detection surface. A camera is preferably a photographic and / or film camera. The first component is preferably a camera and / or film camera integrated in a mobile telephone. This makes it possible in a particularly advantageous manner, to minimize the device in terms of their space requirements and to provide an integrated device that requires no further, in particular no externally connected devices and thus is particularly easy and inexpensive to produce.

According to a preferred embodiment, the detection means comprises at least one second component, wherein the second component is at least one selection means, wherein the selection means is provided for selecting the information to be generated from the data acquired by the first component. Particularly preferably, the selection means is a pen and / or one or more fingers. If the display surface is provided as an electronic display device, it is advantageous if the display surface is equipped with a touch-sensitive display in order to enable a particularly intuitive and simple selection via finger gestures, as known from the prior art. Most preferably, the selection means is a voice control means. As a result, a selection of the information is possible in a particularly simple manner. Even more preferably, the device comprises at least one text input means, wherein at least one selection means is the text input means. For example, an existing physical or virtual keyboard can be used as a selection tool. As a result, integration of already existing means into the device according to the invention or use of already existing means and / or devices is possible in a particularly advantageous manner, whereby the costs for the device are reduced.

According to a preferred embodiment, the first method step comprises two sub-steps, according to which in a first sub-step the data are acquired and in a second sub-step the information is selected and generated from the acquired data. As a result, it is advantageously possible to limit the information that may need to be searched, so that the desired information can be filtered out of a large detection area with a large amount of data.

According to a further preferred embodiment, the generated information is forwarded by the detection means to at least one database, wherein the database assigns a search result to the generated information and wherein the information to be projected is forwarded to the projection means, the projected information comprising all or some of the search result. As a result, it is advantageously possible to project a further information prepared in accordance with the search results and thus to provide an extended presentation information functionality.

With the device according to the invention and / or the method according to the invention, it is advantageously possible for text-related information to be provided in a simple and intuitive manner. The inventive method is flexible and usable with known standard components.

In a particularly advantageous manner, extended content to other forms of presentation can be provided as texts, which makes the method and the device particularly versatile.

In addition, the device according to the invention requires very little space and can be provided in particular as a mobile telephone or can be integrated into a mobile telephone.

Brief description of the drawings

1 schematically shows an exemplary first advantageous embodiment of the device according to the invention.

2 schematically shows an exemplary second advantageous embodiment of the device according to the invention.

3 shows a schematic block diagram of an exemplary embodiment of the method according to the invention.

4 schematically shows an exemplary third advantageous embodiment of the device according to the invention.

Detailed description of the drawings

The present invention will be described with reference to particular embodiments and with reference to the accompanying drawings, but the invention is not limited to these embodiments and to these drawings, but is determined by the claims. The drawings are not restrictive to interpret. In the drawings, for purposes of illustration certain elements may be exaggerated or exaggerated and may not be drawn to scale. Unless otherwise specifically stated, the use of an indefinite or definite article with respect to a word in the singular includes, for example, "a," "an," "a," "the", "the", and so on the majority of such a word. The terms "first," "first," "first," "second," "second," "second," and so on in the specification and claims are used to distinguish between like or different like elements and not necessarily to the like Description of a temporal or other sequence. The terms used in this way are basically to be regarded as interchangeable under appropriate conditions.

In 1 schematically an exemplary first advantageous embodiment of the device according to the invention is shown. A display area 2 contains information.

The data is present, for example, as text and / or image and / or formulas. The display surface is conceivable as any material, in particular paper, plastic, stone, or as an electronic display, in particular as a screen. A detection agent 4 the device 1 , preferably a camera, detects data from a detection area 3 and optionally selects information from the data 10 out. This information 10 is preferably to at least one database 5 forwarded. The device 1 For example, a mobile phone or an element integrated into a mobile phone, the database 5 have, in particular in an integrated form, or the database 5 can the device 1 be assigned externally, for example via an Internet connection. Database 5 researches the information 10 and where appropriate, certain data will be selected from the search result. Another information 11 that with the information 10 is connected and preferably includes the search result in whole or in part is generated. The further information 11 becomes a projection tool 6 forwarded. The projection device 6 is preferably a MEMS projector. The projection device 6 projects the further information 11 on a projection screen 3 ' , In the illustrated exemplary first embodiment, the projection surface corresponds 3 ' the detection area 3 , However, the information to be projected can also be projected directly bypassing the database and then comprise, for example, a marking, in particular a colored marking and / or an underlining and / or an encircling and / or a pointing arrow.

In 2 schematically an exemplary second advantageous embodiment of the device according to the invention is shown. In this case, the exemplary second advantageous embodiment essentially corresponds to the exemplary first advantageous embodiment. Again, has a display area 2 or a text 2 an information 10 on, by the detection means 4 the device 1 from the detection area 3 detected and to at least one database 5 is forwarded, the database 5 another information 11 provides and to the projection means 6 forwards. The projection device 6 projects the further information 11 on a projection screen 7 , According to the exemplary second advantageous embodiment, the projection surface comprises 7 the detection area 3 , It is also conceivable that the projection surface 7 the detection area 3 only partially covers or that the detection surface 3 from the projection screen 7 is different.

In 3 a schematic block diagram of an exemplary embodiment of the method according to the invention is shown. In particular, this method can be carried out by a device according to the exemplary first or second advantageous embodiment, as shown in FIG 1 and 2 have been described. In a first step 101 a first process step 100 detects the detection means 4 Data from the detection area 3 that are on the ad 2 or display area 2 located. These data are conceivable as text, for example. In a second step 102 becomes the information through a selection means from the data 10 selected and generated. In a second step 200 becomes the information 10 to the at least one database 5 forwarded. In a first step 301 a third process step 300 researches the database 5 the information 10 , This can be done locally in the device 1 , but also externally, for example via Internet access. In a second step 302 If appropriate, the search result will provide further information 11 selected. The information to be projected 11 is in a fourth process step 400 to the projection device 6 forwarded. In a first step 501 a fifth process step 500 will possibly be a projection screen 3 ' or 7 selected and in a second sub-step 502 becomes the information to be projected 11 on the projection screen 3 ' . 7 projected.

The sub-steps of the individual process steps are conceivable as basically interchangeable with regard to their time sequence. This is the detection area 3 Basically also initially limited to the area that the information 10 contains, and / or the databases to be searched 5 are selectable before the search and / or the projection screen 3 ' . 7 is basically also after the projection of further information 11 Restrictable.

In 4 schematically an exemplary third advantageous embodiment of the device according to the invention is shown. Here are the detection means 4 and the projection tool 6 in a pair of glasses 8th intended. The user looks through the glasses 8th on a representation, for example a text on a display surface 2 , For example, a sheet of paper, and signals the detection means 4 that there is some information 10 should detect, or that it should detect something. This signaling is for example via a voice control and / or one on the glasses 8th attached button and / or switch and / or via a corresponding command on a mobile phone associated with the user 9 conceivable. The mobile phone 9 is preferably via Bluetooth and / or WLAN with the glasses 8th connected. The detection means 4 captures the data. The data is preferably on the mobile phone 9 displayed so that the information 10 on the mobile phone 9 from the data is selectable. Furthermore, it is conceivable that the eye movements of the user through the glasses 8th be detected and so the selection of information 10 he follows. The information 10 is generated and, if necessary, to the database 5 forwarded, as in the 1 and 2 in the mobile phone 9 integrated or assigned to this. The search result becomes information to be projected 11 generated and sent to the projection tool 6 forwarded. The projection device 6 is preferably also in the glasses 8th integrated. It is also conceivable that the mobile phone 9 the projection device 6 having. The projection device 6 projects the information to be projected 11 on the projection screen 3 ' , The projection screen 3 ' is identical to the detection area 3 However, it is also conceivable that the projection screen 3 ' only in some areas or not at all is identical to the detection area 3 ,

Claims (11)

Apparatus for projection of presentation-related information, the apparatus ( 1 ) at least one detection means ( 4 ) and at least one projection means ( 6 ), wherein the detection means ( 4 ) is configured so that the detection means ( 4 ) Data from a detection area ( 3 ), wherein the detection means ( 4 ) is configured, from the collected data information ( 10 ), the projection means ( 6 ) is configured so that the projection means ( 6 ) an information ( 11 ) on a projection surface ( 3 ' . 7 ), whereby the projected information ( 11 ) with the generated information ( 10 ), characterized in that the detection surface ( 3 ) in whole or in part in the projection surface ( 3 ' . 7 ) lies. Device according to claim 1, characterized in that at least one database ( 5 ) into the device ( 1 ) and / or at least one database ( 5 ) is associated with the device and the device ( 1 ) has an interface, in particular Internet access, via which access to the database ( 5 ) is feasible, the database ( 5 ) is configured so that it is detected by the detection means ( 4 ) generated information ( 10 ) assigns a search result, the projected information ( 11 ) comprises at least part of the search result. Device according to one of the preceding claims, characterized in that the detected data before detection by the detection means ( 4 ) in displayed or printed or written or stamped form. Device according to one of the preceding claims, characterized in that the information generated ( 10 ) is a text passage, in particular one or more words, or a graphic and that the projected information ( 11 ) is a mark and / or a lexicon entry and / or an image, in particular a three-dimensional image or a two-dimensional image. Device according to one of the preceding claims, characterized in that the projection means ( 6 ) is a MEMS device. Device according to one of the preceding claims, characterized in that the detection means ( 4 ) comprises at least a first component, wherein the first component is preferably an image acquisition means, more preferably an optical image capture means, in particular a camera, wherein the first component is provided for detecting the data from the detection surface. Apparatus according to claim 7, characterized in that the detection means ( 4 ) has at least one second component, wherein the second component is at least one selection means, wherein the selection means for selecting the information to be generated ( 10 ) is provided from the data acquired by the first component. Apparatus according to claim 9, characterized in that at least one selection means is a voice control means and / or a text input means. Method for projection of presentation-related information using a device according to one of claims 1 to 9 and comprising at least the method steps, according to which, in a first method step, the detection means ( 4 ) the information ( 10 ) generated from the acquired data, wherein the data from the detection surface ( 3 ) by the detection means ( 4 ), after which, in a second method step, the further information ( 11 ) by the projection means ( 6 ) on the projection surface ( 3 ' . 7 ) is projected, wherein the detection surface ( 3 ) in whole or in part in the projection surface ( 3 ' . 7 ) lies. A method according to claim 10, characterized in that the first method step comprises two sub-steps, after which the data are detected in a first sub-step and in a second sub-step the information ( 10 ) is selected and generated from the acquired data. Method according to claim 10 or claim 11, characterized in that the information generated ( 10 ) of the detection means ( 4 ) to at least one database ( 5 ), the database ( 5 ) of the generated information ( 10 ) assigns a search result and wherein the information to be projected ( 11 ) to the projection means ( 6 ), the projected information ( 11 ) includes all or part of the search results.

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