CN110971947A - Laser television capable of bidirectionally projecting and control method thereof - Google Patents
Laser television capable of bidirectionally projecting and control method thereof Download PDFInfo
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- CN110971947A CN110971947A CN201911110695.8A CN201911110695A CN110971947A CN 110971947 A CN110971947 A CN 110971947A CN 201911110695 A CN201911110695 A CN 201911110695A CN 110971947 A CN110971947 A CN 110971947A
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- laser
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/017—Gesture based interaction, e.g. based on a set of recognized hand gestures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/20—Movements or behaviour, e.g. gesture recognition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
- H04N21/41265—The peripheral being portable, e.g. PDAs or mobile phones having a remote control device for bidirectional communication between the remote control device and client device
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Social Psychology (AREA)
- Psychiatry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Computer Vision & Pattern Recognition (AREA)
- User Interface Of Digital Computer (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention discloses a laser television capable of bidirectionally projecting and a control method thereof, wherein the laser television capable of bidirectionally projecting comprises: laser TV body to and set up on the laser TV body: the signal processing module is used as a signal processing core of the laser television; the first projection module is connected with the signal processor and used for projecting the television picture onto a screen; the second projection module is connected with the signal processor and used for emitting the virtual keyboard/somatosensory motion blanket through laser, and the projection direction of the second projection module is opposite to that of the first projection module; and the laser positioning module is connected with the signal processor and is used for identifying the user action signal on the virtual keyboard/somatosensory motion blanket and feeding back the user action signal to the signal processor. Through two projection modules, respectively laser out a television picture and a virtual keyboard/somatosensory motion blanket, a user can directly operate the virtual keyboard/somatosensory motion blanket by gestures, and the laser positioning module identifies the gestures of the user to further control the television picture, so that the constraint of a remote controller is eliminated.
Description
Technical Field
The invention relates to a television, in particular to a laser television capable of bidirectionally projecting and a control method thereof.
Background
With the increasing demand of the market end for large-size televisions, the conventional LED liquid crystal television cannot meet the daily requirements of people, and the laser television having the advantages of portability, low carbon, environmental protection, high color gamut, energy conservation, large size and the like is receiving increasing attention from the market.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a laser television capable of bidirectionally projecting and a control method thereof, which can simultaneously realize the projection of a screen and a virtual keyboard/somatosensory motion blanket.
According to an embodiment of the first aspect of the invention, a bi-directionally projectable laser television comprises: laser TV body to and set up on the laser TV body: the signal processing module is used as a signal processing core of the laser television; the first projection module is connected with the signal processor and used for projecting a television picture onto a screen; the second projection module is connected with the signal processor and used for emitting a virtual keyboard/somatosensory motion blanket in a laser mode, and the projection direction of the second projection module is opposite to that of the first projection module; and the laser positioning module is connected with the signal processor and is used for identifying a user action signal on the virtual keyboard/somatosensory motion blanket and feeding back the user action signal to the signal processor.
The laser television capable of bidirectional projection according to the first embodiment of the invention has at least the following advantages: through two projection modules, respectively laser out a television picture and a virtual keyboard/somatosensory motion blanket, a user can directly operate the virtual keyboard/somatosensory motion blanket by gestures, and the laser positioning module identifies the gestures of the user to further control the television picture, so that the constraint of a remote controller is eliminated.
According to some embodiments of the present invention, the laser positioning module includes an image acquisition module, a laser ranging module, and an angle sensor, which are respectively connected to the signal processing module, and the signal processing module calculates a user action signal according to a user action image fed back by the image acquisition module, distance data between the virtual keyboard/somatosensory motion blanket and the laser television body acquired by the laser ranging module, and angle data between the virtual keyboard/somatosensory motion blanket and the laser television body acquired by the angle sensor. On the basis of image identification, distance and angle data acquisition is expanded, so that the projection of the virtual keyboard/somatosensory motion blanket is not limited in a small distance and angle range any more, and the real instruction on the virtual keyboard/somatosensory motion blanket can be accurately identified by integrating signals of three dimensions of the image, the distance and the angle.
According to some embodiments of the invention, the signal processing module is connected to a voice input module.
According to some embodiments of the invention, a power module is connected to the signal processing module.
According to some embodiments of the invention, the image acquisition module is a CCD image sensor.
According to some embodiments of the invention, the angle sensor is a tilt sensor.
According to a second aspect of the invention, a bidirectional projectable laser television control method comprises the following steps:
respectively radium-emitting television pictures and virtual keyboards/somatosensory motion blankets from two opposite directions through two laser sources;
collecting user action signals on the virtual keyboard/somatosensory motion blanket;
and converting the user action signal into an instruction for controlling the television picture.
According to some embodiments of the invention, the acquiring of the user action signal comprises acquiring a user action image on the virtual keyboard/somatosensory motion blanket, and distance data and angle data between the virtual keyboard/somatosensory motion blanket and the laser television body;
and calculating a user action signal according to the user action image, the distance data and the angle data.
According to some embodiments of the invention, the user motion image is compensated for multiples according to a ratio of the distance data to a standard distance when calculating the user motion signal.
According to some embodiments of the invention, the user motion image is angle compensated based on the angle data when calculating the user motion signal.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic block diagram of a laser television body according to a first embodiment of the present invention;
fig. 2 is a schematic projection diagram of a laser television body according to a first embodiment of the invention;
fig. 3 is a flowchart of a laser television body control method according to a second embodiment of the present invention.
Reference numerals:
A signal processing module 110, a first projection module 120, a second projection module 130, a laser positioning module 140, a voice input module 150, a power supply module 160,
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 and 2, a bidirectional projectable laser television according to a first embodiment of the present invention includes: laser television body 100 to and set up on laser television body 100: the signal processing module 110 is used as a signal processing core of the laser television; the first projection module 120, the first projection module 120 is connected with the signal processing module 110 for projecting the television picture 400 onto the screen; a second projection module 130, wherein the second projection module 130 is connected to the signal processing module 110 for laser emitting a virtual keyboard/somatosensory motion blanket 300, the somatosensory motion blanket is also called a dance blanket, and the projection direction of the second projection module 130 is opposite to that of the first projection module 120; the laser positioning module 140, the laser positioning module 140 is connected to the signal processing module 110 for recognizing the user action signal on the virtual keyboard/somatosensory motion blanket 300 and feeding back the user action signal to the signal processing module 110.
According to the laser television capable of bidirectionally projecting, disclosed by the first embodiment of the invention, the television picture and the virtual keyboard/somatosensory motion blanket are respectively emitted by the two projection modules, so that a user can directly operate the virtual keyboard/somatosensory motion blanket by gestures, and the laser positioning module identifies the gestures of the user to further control the television picture, thereby getting rid of the constraint of a remote controller.
In some embodiments of the present invention, the laser positioning module 140 includes an image acquisition module 141, a laser distance measurement module 142, and an angle sensor 143, which are respectively connected to the signal processing module 110, and the signal processing module 110 calculates a user action signal according to a user action image fed back by the image acquisition module 141, distance data between the virtual keyboard/somatosensory motion blanket and the laser television body 100 acquired by the laser distance measurement module 142, and angle data between the virtual keyboard/somatosensory motion blanket and the laser television body 100 acquired by the angle sensor 143. On the basis of image identification, distance and angle data acquisition is expanded, so that the projection of the virtual keyboard/somatosensory motion blanket is not limited in a small distance and angle range any more, and the real instruction on the virtual keyboard/somatosensory motion blanket can be accurately identified by integrating signals of three dimensions of the image, the distance and the angle.
In some embodiments of the present invention, the signal processing module 110 is connected to a voice input module 150 for recognizing a voice command.
In some embodiments of the present invention, a power module 160 is connected to the signal processing module 110.
In some embodiments of the present invention, the image acquisition module 141 is a CCD image sensor.
In some embodiments of the present invention, the angle sensor 142 is a tilt sensor, and when the tilt sensor is at rest, i.e., no acceleration is applied in the lateral and vertical directions, then only gravitational acceleration is applied to it. The included angle between the gravity vertical axis and the sensitive axis of the acceleration sensor is the inclined angle.
Referring to fig. 3, a bi-directional projectable laser television control method according to a second aspect of the present invention includes the following steps:
respectively radium-emitting television pictures and virtual keyboards/somatosensory motion blankets from two opposite directions through two laser sources;
collecting user action signals on the virtual keyboard/somatosensory motion blanket;
and converting the user action signal into an instruction for controlling the television picture.
In some embodiments of the present invention, the acquiring of the user action signal includes acquiring a user action image on the virtual keyboard/somatosensory motion blanket, and distance data and angle data between the virtual keyboard/somatosensory motion blanket and the laser television body;
and calculating a user action signal according to the user action image, the distance data and the angle data.
In some embodiments of the invention, the user motion image is compensated for multiples according to a ratio of the distance data to a standard distance when calculating the user motion signal.
In some embodiments of the invention, the user motion signal is calculated by performing an angular compensation on the user motion image based on the angular data.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A laser television capable of bidirectional projection is characterized in that: comprises that
Laser television body and laser television body
The signal processing module is used as a signal processing core of the laser television;
the first projection module is connected with the signal processor and used for projecting a television picture onto a screen;
the second projection module is connected with the signal processor and used for emitting a virtual keyboard/somatosensory motion blanket in a laser mode, and the projection direction of the second projection module is opposite to that of the first projection module;
and the laser positioning module is connected with the signal processor and is used for identifying a user action signal on the virtual keyboard/somatosensory motion blanket and feeding back the user action signal to the signal processor.
2. The laser television set of claim 1, wherein the laser positioning module comprises an image acquisition module, a laser distance measurement module and an angle sensor respectively connected to the signal processing module, and the signal processing module calculates the user action signal according to the user action image fed back by the image acquisition module, the distance data between the virtual keyboard/somatosensory motion blanket and the laser television body acquired by the laser distance measurement module, and the angle data between the virtual keyboard/somatosensory motion blanket and the laser television body acquired by the angle sensor.
3. The laser television capable of bidirectional projection as claimed in claim 1, wherein the signal processing module is connected with a voice input module.
4. The laser television capable of bi-directional projection according to claim 1, wherein the signal processing module is connected with a power module.
5. The laser television of claim 1, wherein the image capture module is a CCD image sensor.
6. The laser television of claim 1, wherein the angle sensor is a tilt sensor.
7. A control method of a laser television capable of bidirectionally projecting is characterized by comprising the following steps:
respectively radium-emitting television pictures and virtual keyboards/somatosensory motion blankets from two opposite directions through two laser sources;
collecting user action signals on the virtual keyboard/somatosensory motion blanket;
and converting the user action signal into an instruction for controlling the television picture.
8. The bi-directional projectable laser television control method of claim 7,
the acquisition of the user action signals comprises the steps of acquiring user action images on the virtual keyboard/somatosensory motion blanket, and distance data and angle data between the virtual keyboard/somatosensory motion blanket and the laser television body;
and calculating a user action signal according to the user action image, the distance data and the angle data.
9. The method of claim 8, wherein the user motion signal is calculated by performing a multiple compensation on the user motion image according to a ratio of the distance data to a standard distance.
10. The method as claimed in claim 8, wherein the user motion signal is calculated by performing an angle compensation on the user motion image according to the angle data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911110695.8A CN110971947A (en) | 2019-11-14 | 2019-11-14 | Laser television capable of bidirectionally projecting and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911110695.8A CN110971947A (en) | 2019-11-14 | 2019-11-14 | Laser television capable of bidirectionally projecting and control method thereof |
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| Publication Number | Publication Date |
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| CN110971947A true CN110971947A (en) | 2020-04-07 |
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| CN201911110695.8A Pending CN110971947A (en) | 2019-11-14 | 2019-11-14 | Laser television capable of bidirectionally projecting and control method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009064375A (en) * | 2007-09-10 | 2009-03-26 | Sanyo Electric Co Ltd | Projection image display device |
| CN106155423A (en) * | 2015-04-28 | 2016-11-23 | 长城汽车股份有限公司 | Vehicle-mounted laser projection key system and vehicle |
| CN106959730A (en) * | 2016-01-11 | 2017-07-18 | 北京佳拓思科技有限公司 | PC all-in-ones |
| CN108319375A (en) * | 2018-01-18 | 2018-07-24 | 安徽三弟电子科技有限责任公司 | A kind of revolving laser virtual keyboard system |
| CN108829296A (en) * | 2018-05-30 | 2018-11-16 | 苏州树云网络科技有限公司 | A kind of laser-projection keyboard |
| CN108958506A (en) * | 2018-05-30 | 2018-12-07 | 苏州树云网络科技有限公司 | A kind of information input method of laser-projection keyboard |
-
2019
- 2019-11-14 CN CN201911110695.8A patent/CN110971947A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009064375A (en) * | 2007-09-10 | 2009-03-26 | Sanyo Electric Co Ltd | Projection image display device |
| CN106155423A (en) * | 2015-04-28 | 2016-11-23 | 长城汽车股份有限公司 | Vehicle-mounted laser projection key system and vehicle |
| CN106959730A (en) * | 2016-01-11 | 2017-07-18 | 北京佳拓思科技有限公司 | PC all-in-ones |
| CN108319375A (en) * | 2018-01-18 | 2018-07-24 | 安徽三弟电子科技有限责任公司 | A kind of revolving laser virtual keyboard system |
| CN108829296A (en) * | 2018-05-30 | 2018-11-16 | 苏州树云网络科技有限公司 | A kind of laser-projection keyboard |
| CN108958506A (en) * | 2018-05-30 | 2018-12-07 | 苏州树云网络科技有限公司 | A kind of information input method of laser-projection keyboard |
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Application publication date: 20200407 |
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