CN106846944B - A kind of holographic early education system and method for interactive mode based on Bluetooth communication - Google Patents
A kind of holographic early education system and method for interactive mode based on Bluetooth communication Download PDFInfo
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- CN106846944B CN106846944B CN201710191480.8A CN201710191480A CN106846944B CN 106846944 B CN106846944 B CN 106846944B CN 201710191480 A CN201710191480 A CN 201710191480A CN 106846944 B CN106846944 B CN 106846944B
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- Prior art keywords
- holographic
- data
- synchrodata
- light emitting
- control instruction
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The present invention discloses a kind of holographic early education system and method for the interactive mode based on Bluetooth communication, is related to the holographic imaging systems technical field of motion sensing control.Memory space needed for the present invention realizes the holographic imaging process of identical duration is substantially reduced；To realize have response type, provide hardware foundation without cable, strong interaction characteristic intelligence early learning machine system, circuit system utilizes more low-power consumption, the higher module of integrated level, and the spatial volume that cost is less expensive and equipment is realized is substantially reduced.
Description
Technical field
The present invention relates to the holographic imaging systems technical fields of motion sensing control, and in particular to a kind of friendship based on Bluetooth communication
The mutual holographic early teaching system of formula.
Background technique
Say that story says reading machine merely with sound based on reading machine and 2D plane early learning machine with story in present intelligent early learning machine market
The form of sound dialogue interacts, and has a single function, the dull learning interest for being difficult to cause child of content.And the intelligence based on 2D animation
Energy early learning machine is only able to display 2D image.Most of early learning machine system directlys adopt screen and is shown, only realizes early learning machine
Function the health of child can not but be protected, generated when generated electromagnetic radiation, screen work when machine is run
Blue ray radiation can not be isolated and produce harm to the health of child.
Line holographic projections be it is a kind of three-dimensional picture is suspended in imaging technique in outdoor scene, compare general display screen, built more
Also unreal also genuine atmosphere, effect is peculiar, has strong three-dimensional depth feelings, enlightenment, and showed scene has really very much
Property, realize that early education will be good solution with line holographic projections.
Principle based on pyramid structure holographic imaging is the holographic film horizontal reflection upper images on pyramid structure surface,
And pyramidal tilt angle can will stretch image and be reduced to normal rates, so the image for being presented to observer is then suspended in
Pyramidal inside, therefore generate three-dimensional sense.
Existing more mature holographic imaging technology usually realized in through large-scale showcase, or each
Multiple projection lamps are combined to realize that huge structure, cable are numerous on class large size stage, it is not portable, meanwhile, showcase imaging is single
One, it is completely unsuitable for children education or use.
Storage volume capacity shared by existing holographic imaging image pre-production picture frame is the hundreds of times commonly imaged, mainly
It is imaging process is but to pass through observation it can be found that a large amount of adjacent image frames by constantly refreshing complete, new picture frame entirely
There is biggish repeatability, and this is mainly due to holographic imaging objects to cause, for example, the holographic personage to teach is presented
When, the picture in several seconds may have a side absolutely not space mobile, and the light emitting region institute is presented as in picture frame
It is identical in consecutive frame that image is presented, however the prior art is due to being every frame refreshing entire image, it is equal to these identical image frames
Separate storage has been carried out, then causing bulk redundancy holographic image data, super large memory space has been occupied, causes in cost
It rises.
Summary of the invention
For the above-mentioned prior art, the interactive mode holographic early education system that it is an object of that present invention to provide a kind of based on Bluetooth communication
System.
In order to achieve the above objectives, The technical solution adopted by the invention is as follows:
A kind of interactive holographic imaging method based on Bluetooth communication, comprising the following steps:
Step 1 defines the opposite of corresponding four light emitting regions by the diffraction coupled relation of pyramid holographic imaging picture respectively
Independent four part holographic datas, while the control instruction collection of the different Bluetooth remote control signals of preset correspondence and control instruction is defined to complete
Cease the call relation of data and voice data；
Step 2 obtains Bluetooth remote control signal；
Step 3, the control instruction collection according to corresponding to Bluetooth remote control signal are calling holographic number according to control instruction every time
According to when, judge whether current control instruction and the called holographic data of adjacent control instruction identical respectively in each light emitting region,
If they are the same, then after enabling the light emitting region that other light emitting regions is waited to update holographic data, four pieces are shone by the first synchronised clock
After the holographic data in region is converted to holographic synchrodata, then waiting voice data call, then with the second synchronised clock to holography
Synchrodata and voice data are selected, and are obtained synchrodata and are simultaneously exported synchrodata to imaging end, go to step 2,
If not identical, step 4 is carried out；
Step 4, after waiting four light emitting regions all to update holographic datas, by third synchronised clock by four pieces of light emitting regions
Holographic data be converted to holographic synchrodata, then waiting voice data call after, then it is synchronous to holography with the second synchronised clock
Data and voice data are selected, and are obtained synchrodata and are simultaneously exported synchrodata to imaging end, go to step 2.
A kind of holographic early teaching system of interactive mode based on Bluetooth communication, including
Controller；
External memory is used for voice data and holographic data, is connected to controller；
Body-sensing remote control, for exporting the Bluetooth remote control signal with voice data and holographic data, voice data is load
Signal data is controlled in holographic early education the machine voice module of Bluetooth signal, holographic data includes action induction data and is load
Signal data is controlled in holographic early education the machine display module of Bluetooth signal；
Wireless module, receives Bluetooth remote control signal and corresponding Bluetooth remote control signal outputs control signals to controller；
Display module is centrosymmetric, relatively independent hair for converting holographic data to projected light including at least four
Light region；
Voice module, by by the received control signal behavior of controller institute synchronous with display module；
Taper holographic imaging structure, vertex and display module symmetrical centre are coaxial, it is provided with and each light emitting region
The imaging plate of projection alignment, imaging plate is combined by pyramidal structure and coupling projection light is holographic images；
The controller drives display module projection cone by voice data and holographic data by control signal behavior
Holographic imaging structure and selectively synchronous driving voice module.
In above scheme, the controller selects ARM9 processor.
In above scheme, the body-sensing remote control includes processing module, bus module, six axis gyroscopes and bluetooth module；
The processing module connects six axis gyroscopes and bluetooth module by bus module；The six axis gyroscopes, including accelerate
Spend sensor and three axis angular rate sensors.
In above scheme, the bus module, including iic bus and UART serial ports.
In above scheme, the processing module connects six axis gyroscopes with UART serial ports by iic bus, described
Six axis gyroscopes include three axis accelerometer and three-axis gyroscope.
In above scheme, the display module, including at least 4 pieces of centrosymmetric simultaneous display screens, at least four centers
Symmetrical synchronized projection instrument or a centrosymmetric display screen.
In above scheme, the taper holographic imaging structure selects pyramid imaging arrangement.
Compared with prior art, it beneficial effects of the present invention: realizes and is deposited needed for the holographic imaging process of identical duration
Significant spatial is stored up to reduce；Hardware foundation is provided to realize with response type, without cable, strong interaction characteristic intelligence early learning machine system,
Its circuit system utilizes more low-power consumption, the higher module of integrated level, and the spatial volume that cost is less expensive and equipment is realized significantly subtracts
It is small.
Detailed description of the invention
Fig. 1 is circuit module schematic diagram of the invention；
Fig. 2 is early learning machine body housing front view in the embodiment of the present invention；
Fig. 3 is the top view that early learning machine body housing opens after circular top cover in the embodiment of the present invention；
Fig. 4 is that bluetooth body-sensing is remotely controlled shell front view in the embodiment of the present invention；
Fig. 5 is that bluetooth body-sensing is remotely controlled shell left view in the embodiment of the present invention.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
The present invention will be further described with reference to the accompanying drawing:
Embodiment 1
A kind of interactive holographic imaging method based on Bluetooth communication, includes the following steps
Step 1 defines the opposite of corresponding four light emitting regions by the diffraction coupled relation of pyramid holographic imaging picture respectively
Independent four part holographic datas, while the control instruction collection of the different Bluetooth remote control signals of preset correspondence and control instruction is defined to complete
Cease the call relation of data and voice data；
Step 2 obtains Bluetooth remote control signal；
Step 3, the control instruction collection according to corresponding to Bluetooth remote control signal are calling holographic number according to control instruction every time
According to when, judge whether current control instruction and the called holographic data of adjacent control instruction identical respectively in each light emitting region,
If they are the same, then after enabling the light emitting region that other light emitting regions is waited to update holographic data, four pieces are shone by the first synchronised clock
After the holographic data in region is converted to holographic synchrodata, then waiting voice data call, then with the second synchronised clock to holography
Synchrodata and voice data are selected, and are obtained synchrodata and are simultaneously exported synchrodata to imaging end, go to step 2,
If not identical, step 4 is carried out；
Step 4, after waiting four light emitting regions all to update holographic datas, by third synchronised clock by four pieces of light emitting regions
Holographic data be converted to holographic synchrodata, then waiting voice data call after, then it is synchronous to holography with the second synchronised clock
Data and voice data are selected, and are obtained synchrodata and are simultaneously exported synchrodata to imaging end, go to step 2.It will be former
The entire image come is divided into four parts and stores respectively, when reading picture frame, judges consecutive frame situation of change, on-demand update, in this way
Not only space needed for holographic image data stores had been reduced, but also has reduced system burden, the every frame image in four parts has been increased and utilizes effect
Rate.
A kind of holographic early teaching system of interactive mode based on Bluetooth communication, including body-sensing are remotely controlled BTR, and body-sensing is remotely controlled BTR output
Bluetooth remote control signal Sig_bt, Bluetooth remote control signal Sig_bt include voice data Sig_voc and/or holographic data Sig_
holo；Power supply P；Controller CTRL is driven by power supply P；External memory S is used for voice data Sig_voc and holographic data
Sig_holo is connected to controller CTRL；Wireless module WLCM is received including the bluetooth module for interacting with Bluetooth remote control
Bluetooth remote control signal Sig_bt and corresponding Bluetooth remote control signal Sig_bt outputs control signals to controller CTRL；Display module
PRJ is centrosymmetric, relatively independent light emitting region including at least four；Voice module VOC；Taper holographic imaging structure PYR,
Its vertex and display module PRJ symmetrical centre are coaxial, it is provided with the imaging plate with each light emitting region projection alignment, imaging plate
By pyramidal structure combination and coupling projection light is holographic images；The controller CTRL is pressed voice data by control signal behavior
Sig_voc drives display module PRJ projection cone holographic imaging structure PYR and selectively synchronous drive with holographic data Sig_holo
Dynamic voice module VOC.Voice data Sig_voc and holographic data Sig_holo is the picture chosen by synchronised clock CLK_syn
And audio stream, they are called on demand to show response type to children according to Bluetooth remote control signal Sig_bt from controller CTRL
Game, lesson presentation etc. are full of the hologram three-dimensional outdoor scene of enjoyment.
In above scheme, the wireless module WLCM further includes the Wi-Fi module for interacting with internet data,
Wi-Fi module uploads or downloading voice data Sig_holo and holographic data Sig_voc to external memory S.Compared to conventional display
Cabinet type holographic imaging, the present invention can obtain from internet and obtain more prefabricated voice data Sig_voc, holographic data Sig_
Holo guarantees the novelty of early education content.
In above scheme, the power supply P includes the power management mould of recharge lithium battery and recharge lithium battery
Block, or including wireless power source module.When in use, that is, do not have to trip children in connection power supply line to prevent unexpected.
In above scheme, the controller CTRL selects ARM9 processor.
In above scheme, the external memory S selects solid-state memory, SD card or mechanical hard disk.
In above scheme, the wireless module WLCM, including the Bluetooth chip with 4.0 agreement of bluetooth.Actually setting
Timing can directly select the development board with ARM9 processor and wireless module.
In above scheme, the display module PRJ, including at least 4 pieces of centrosymmetric simultaneous display screens, at least four
Centrosymmetric synchronized projection instrument or a centrosymmetric display screen.The side of 4 pieces of simultaneous display screens or 4 synchronized projection instrument energy
Case saves more external memory spaces than the scheme of a display screen, and monolithic display screen requirement holographic data Sig_holo has been
Whole four light emitting region successive frame, and the holographic data Sig_holo that multi-display combines can call single-shot light administrative division map to be independent
As frame, then selected with independent synchronised clock.
In above scheme, the body-sensing is remotely controlled BTR, shell including symmetrical structure and is set to the intracorporal integrated electricity of shell
Road, integrated circuit include processing module, bus module, six axis gyroscopes and bluetooth module；The processing module, passes through bus
Module connects six axis gyroscopes and bluetooth module；The six axis gyroscopes, including acceleration transducer and three axis angular rates pass
Sensor.This remote control module carries out data interaction by bluetooth module and holographic early learning machine, to allow holographic early learning machine to carry out corresponding control
The projection of instruction is made, such as carries out triggering command sending using with the direct-connected button of processing module on shell, or by processing module
Calculating somatosensory operation, which instructs and passes through bluetooth module, in time is transmitted to holographic early learning machine etc..Using symmetrical shell structure, pass through six
The double-sensing of axis gyroscope combines, and realizes more accurate movement, position change detection with more small movement range, significantly mentions
High body-sensing acts utilization rate, is very suitable to children's use.
In above scheme, the body-sensing is remotely controlled BTR, be coupled to as Fig. 4,5 shell in, shell includes front cover 4
With rear cover 5；The front cover 4 axisymmetricly bent arc type structure, is provided with the function button 3 of axial symmetry distribution and is additionally provided with
Floated directional pad 2 of the heart on symmetry axis；The rear cover 5 is in half of inverted bowling pin structure relative to front cover 4；
The integrated circuit is set in the rear cover 5, and the front cover 4 is by integrated circuit and function button 3, floated direction
The corresponding relationship coupling of keyboard 2 rear cover 5.The front cover 4, the profile of upper and lower end are circular arc, circular arc
Straight line where the center of circle is that two side profiles in the middle part of the symmetry axis of front cover 4 and front cover 4 are straight line, and upper end, middle part and lower end are total
With the axisymmetric bent arc type structure of composition.The front cover 4, upper end arc radius are greater than lower end arc radius.Described
Floated directional pad 2, is provided with eight push-buttons or four push-buttons, shape are selected as circle.The front cover 4,
Top relative to floated directional pad 2 is additionally provided with status lamp 1 and 1 center of status lamp on the symmetry axis of front cover 4.It is described
Rear cover 5, the appearance as integrated circuit of accommodation space and big groove of the little groove of half of bowling pin structure as battery
Receive space.Status lamp 1 is connected to the LED pin of processing module.
In above scheme, the bus module, including iic bus and UART serial ports.
In above scheme, the processing module connects six axis gyroscopes with UART serial ports by iic bus, described
Six axis gyroscopes include three axis accelerometer and three-axis gyroscope.
In above scheme, the processing module connects bluetooth module by UART serial ports, based on 4.0 agreement of bluetooth
Bluetooth chip has excellent transmission and power consumption performance, and the high communication quality, speed is fast, power saving, easy to use, not will receive impurity
The interference of signal, control precision is high, such as is combined using the Bluetooth chip of microstrip antenna, bandpass filter and CC2541 model,
With super low-power consumption characteristic and support ad hoc network.
In above scheme, the processing module selects STM8L101 single-chip microcontroller.
In above scheme, the six axis gyroscopes select the sensing chip of MPU6050 model.
In above scheme, the taper holographic imaging structure PYR selects pyramid imaging arrangement.Pyramid imaging knot
Filter blue light film can be also further sticked on the transparent image plate of structure, filter out blue light brought by display module, protection children's view
Power.
It further include at least two quick bottons in above scheme, quick botton and the customized stitch of controller are direct-connected or aobvious
The customized stitch of display screen processor is direct-connected.Quick botton can be customized one-key start button, preset mode button and answer
Bit switch button etc..
In above scheme, the China and foreign countries Fig. 2 and Fig. 3 can be couple by a kind of holographic early teaching system of interactive mode based on Bluetooth communication
In shell structure, shell includes spherical imaging chamber B2, support construction B1, and spherical shape imaging chamber B2 cavity is provided with observation window, spherical shape imaging
Intracavitary to be provided with holographic imaging structure B5 (the taper holographic imaging structure PYR in Fig. 1), display module PRJ is set to support knot
Structure B1 and with holographic imaging structure B5 (the taper holographic imaging structure PYR in Fig. 1) optical alignment.Spherical shape imaging chamber B2 volume is omited
Less than basketball volume.
In above scheme, there is circular projection opening at the top of the spherical imaging chamber B2；The support construction B1 includes
Rectangular aperture, top plate branch are equipped in the middle part of the top plate supporting structure C1 equal with circular projection opening diameter, top plate supporting structure C1
Support structure C1 passes through display screen fixed card buckle C2 by engraving the formation of window fixed card buckle C5 connected ball as chamber B2 and in rectangular aperture
The installation display screen C3 (the display module PRJ of Fig. 1).
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Belong to those skilled in the art in the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of, all answers
It is included within the scope of the present invention.
Claims (1)
1. a kind of interactive holographic imaging method based on Bluetooth communication, which comprises the following steps:
Step 1 defines the relatively independent of corresponding four light emitting regions by the diffraction coupled relation of pyramid holographic imaging picture respectively
Four part holographic datas, while the control instruction collection of the different Bluetooth remote control signals of preset correspondence and control instruction is defined to holographic number
According to the call relation with voice data；
Step 2 obtains Bluetooth remote control signal；
Step 3, the control instruction collection according to corresponding to Bluetooth remote control signal are calling holographic data according to control instruction every time
When, judge whether current control instruction and the called holographic data of adjacent control instruction are identical respectively in each light emitting region, if
It is identical, then after enabling the light emitting region that other light emitting regions is waited to update holographic data, by the first synchronised clock by four pieces of luminous zones
After the holographic data in domain is converted to holographic synchrodata, then waiting voice data call, then with the second synchronised clock to holographic same
Step data and voice data are selected, and are obtained synchrodata and are simultaneously exported synchrodata to imaging end, go to step 2, if
It is not identical, carry out step 4；
Step 4, after waiting four light emitting regions all to update holographic datas, by third synchronised clock by the complete of four pieces of light emitting regions
After breath data are converted to holographic synchrodata, then waiting voice data call, then with the second synchronised clock to holographic synchrodata
It is selected with voice data, obtains synchrodata and simultaneously export synchrodata to imaging end, go to step 2.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710191480.8A CN106846944B (en) | 2017-03-28 | 2017-03-28 | A kind of holographic early education system and method for interactive mode based on Bluetooth communication |
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| CN201710191480.8A CN106846944B (en) | 2017-03-28 | 2017-03-28 | A kind of holographic early education system and method for interactive mode based on Bluetooth communication |
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| CN106846944A CN106846944A (en) | 2017-06-13 |
| CN106846944B true CN106846944B (en) | 2019-04-09 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201757972U (en) * | 2010-04-15 | 2011-03-09 | 沈阳瑞克上成广告传媒有限公司 | Holographic suspension virtual image system |
| CN104898394A (en) * | 2015-04-27 | 2015-09-09 | 华北电力大学 | Holographic projection technology-based man-machine interaction system and method |
| CN106249573A (en) * | 2015-10-12 | 2016-12-21 | 秦皇岛中科鸿合信息科技有限公司 | Combining wireless sensing and the line holographic projections equipment of abnormity projection |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9965034B2 (en) * | 2013-12-30 | 2018-05-08 | Immersion Corporation | Systems and methods for a haptically-enabled projected user interface |
| KR102336601B1 (en) * | 2015-08-11 | 2021-12-07 | 삼성전자주식회사 | Method for detecting activity information of user and electronic device thereof |
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2017
- 2017-03-28 CN CN201710191480.8A patent/CN106846944B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201757972U (en) * | 2010-04-15 | 2011-03-09 | 沈阳瑞克上成广告传媒有限公司 | Holographic suspension virtual image system |
| CN104898394A (en) * | 2015-04-27 | 2015-09-09 | 华北电力大学 | Holographic projection technology-based man-machine interaction system and method |
| CN106249573A (en) * | 2015-10-12 | 2016-12-21 | 秦皇岛中科鸿合信息科技有限公司 | Combining wireless sensing and the line holographic projections equipment of abnormity projection |
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