CN203720781U - Device for sensing image by means of touch sense - Google Patents
Device for sensing image by means of touch sense Download PDFInfo
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- CN203720781U CN203720781U CN201420072809.0U CN201420072809U CN203720781U CN 203720781 U CN203720781 U CN 203720781U CN 201420072809 U CN201420072809 U CN 201420072809U CN 203720781 U CN203720781 U CN 203720781U
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- image
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- perceptible
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- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 5
- 238000011946 reduction process Methods 0.000 claims description 3
- 230000008447 perception Effects 0.000 abstract description 7
- 241001270131 Agaricus moelleri Species 0.000 abstract description 3
- 230000006698 induction Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 241000197727 Euscorpius alpha Species 0.000 description 1
- 206010047571 Visual impairment Diseases 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005424 photoluminescence Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The utility model discloses a device with the help of tactile perception image, it includes: the image acquisition module is used for acquiring and acquiring external image information; the image processing module is used for receiving the image from the image acquisition module and processing the image so as to convert the image into a bitmap format with different gray scales; the image display module is used for displaying the processed image and providing the user to contact the image to output the gray scale information of the image at the contact point; and the pulse signal generation module is used for receiving the image gray scale information from the image display module, generating corresponding electric pulse signals according to the gray scale, and guiding the electric pulse signals to the touch induction part of the user so as to enable the part to generate touch and pressure feeling.
Description
Technical field
The utility model relates to a kind of device of assisting blind perception external information, particularly relates to a kind of device by tactilely-perceptible image.
Background technology
The develop rapidly of infotech is that people's life provides great convenience.For example, the portable electric appts such as flat computer and/or smart mobile phone can be filmed periphery situation, and share with other people by network.This type of portable electric appts is substantially all the normal personage's design of vision.Wherein, vision is the most important approach that the mankind receive external information, and wherein about 80% external information is by visually-perceptible.But, for there is the personage of dysopia, because it is difficult to by visual reception external information, bring inconvenience to their life, the living space of seriously having limited them, therefore it is had to by other approach perception external world, for example, the sense of hearing or sense of touch.
Although also having now sub-fraction electronic product is to be blind personage design, these electronic products be all by sound as information transmission media, make user pass through its aural reception information.But in some noisy occasions or for the image that does not comprise acoustic information, sound just cannot carry out transmission information as transmitting medium at all.Thereby, need to develop a kind of electronic installation that can carry out by sense of touch perception external information for blind personage, to overcome above-mentioned many disadvantages.
Utility model content
The purpose of this utility model is to provide a kind of device by tactilely-perceptible image, and it comprises: image capture module, for gathering the external image information of obtaining; Image processing module, for receiving image from this image capture module, and processes this image, to convert the image to the bitmap format with different gray shade scales; Image display, for showing the image after processed, and exports the gray shade scale information of contact point place image for user contacts this image; And pulse signal generation module, it receives gradation of image class information from this image display, generates respective electrical pulse signal, and the tactile feel of electric impulse signal oriented users is answered to position, so that this position produces touch press sensing according to gray shade scale.
This device can also comprise voice signal output module, and it receives electric impulse signal from this pulse signal generation module, and according to the intensity of electric impulse signal and the different voice signal of output intensity.
Preferably, this image capture module is camera or CCD camera.This image display is touch-screen.
In addition, this image processing module in order to carry out noise reduction process to image before image is converted to the bitmap format with different gray shade scales.
Brief description of the drawings
By the detailed description of the utility model being made below in conjunction with accompanying drawing, above-mentioned and/or other features of the present utility model and advantage will become clearer, and in figure, each assembly or parts are only schematically, wherein:
Fig. 1 is the schematic block diagram of the utility model by the first embodiment of the device of tactilely-perceptible image;
Fig. 2 is that in the first embodiment, example image is shown in the schematic diagram in image display;
Fig. 3 is by the schematic diagram of gradation of image excitation pulse in the first embodiment;
Fig. 4 is the schematic block diagram of the utility model by the second embodiment of the device of tactilely-perceptible image; And
Fig. 5 is the circuit diagram of the second embodiment.
Embodiment
Describe below with reference to accompanying drawings embodiment of the present utility model in detail.
Fig. 1 shows the first embodiment according to the device by tactilely-perceptible image of the present utility model, and it comprises image capture module 1, image processing module 2, image display 3 and pulse generate module 4.Image capture module 1 can be for example camera or CCD camera, and it is for gathering external image information, and gathered image information is sent to image processing module 2, for the latter, image is processed.
The image gathering by image capture module 1 is not easy to tactilely-perceptible, so the image that needs image processing module 2 to gather image capture module 1 is processed.The image information that actual acquisition arrives, except image information to be identified, also comprises other peripheral informations.Thus, first image processing module 2 carries out noise reduction process to pending image, to weaken peripheral information, and strengthens image information to be identified.Image information after noise reduction is ARGB form, and wherein each pixel represents with 4 bits, i.e. Alpha, redness, green and blue.Subsequently, image processing module 2 need to be converted into the bitmap only with different gray scales by the image information of ARGB form, so that this image of tactilely-perceptible.Generally speaking,, for the ease of tactilely-perceptible, gray scale can be divided into 10 grades.For example, color is more shallow, and gray shade scale is lower; And color is darker, gray shade scale is higher.But, according to actual needs, the gray scale of image also can more than or be less than 10 grades.
Processed image is transferred into image display 3, to be shown by it.This image display 3 can be touch-screen.As shown in Figure 2, on touch-screen, each point is all located by grid.Thereby in the time that user touches the image being shown on touch-screen, its location on touch-screen is just determined, thereby the gray scale of this contact point epigraph is also determined.Image display 3 sends the gradation of image level signal of this contact point to pulse signal generation module 4 subsequently.
The gray shade scale signal that pulse signal generation module 4 can be inputted according to image display 3 generates and the different electric impulse signal of output intensity.Gray shade scale is lower, and the corresponding electric impulse signal intensity that pulse signal generation module 4 generates is more weak; And gray shade scale is higher, the intensity of corresponding electric impulse signal is also just stronger.As shown in example in Fig. 3, in the time that the gray shade scale of its reception is minimum one-level, pulse signal generation module 4 can not generate electric impulse signal; And in the time that the gray shade scale of its reception is highest level, 4 the strongest pulse signals of generation of pulse signal generation module.
Pulse signal generation module 4 is connected in user's tactile sensing position by electrode, thereby by this position of the electric impulse signal oriented users of its generation.The touch press sensing that the varying strength of electric impulse signal varies in size user's perception, thus can in brains, visualize the general information such as profile, shade of correspondence image, to reach the object of tactile recognition image.
Fig. 4 shows the second embodiment according to the device by tactilely-perceptible image of the present utility model, itself and the first embodiment difference are only, in this embodiment, pulse signal generation module 4 is except being connected in user, it is also connected in voice signal output module 5, thereby the electric impulse signal of its generation is not only directed to user, produce touch press sensing so that obtain user; But also be directed to voice signal output module 5, make voice signal output module 5 send the sound of varying strength according to the electric impulse signal receiving.
Fig. 5 shows the circuit diagram of the utility model the second embodiment.The gray shade scale signal that port 6 sends for receiving image display 3, this gray shade scale signal is sent to NE555 chip after chip LM3914 Xie Code, to produce the electric impulse signal of varying strength according to gray shade scale.This electric impulse signal is transferred into the electrode 7 that is attached to user's perception position subsequently, so that this user can experience corresponding electro photoluminescence.Meanwhile, this electric impulse signal can also be transferred into voice signal output module 5, to send the sound of different volumes according to the power of electric impulse signal.As shown in FIG., this voice signal output module 5 can be loudspeaker.
On the other hand, the utility model provides a kind of method by tactilely-perceptible image.The first-selected image that needs collection to treat perception of the method.Then, need to process this image gathering, comprise noise reduction such as, image is converted to bitmap format, the gray scale with different gray scales is divided into some grades etc.Processed image is shown on a touch-screen, in the time that user touches touch-screen, generates electric impulse signal according to the gradation of image grade of contact point.Finally, the electric impulse signal oriented users generating, makes user produce touch press sensing.
In addition, electric impulse signal can also excite voice signal, produces acoustic stimuli for user.
Although described the utility model with reference to preferred embodiment, the utility model is not limited to this, and those skilled in the art are not departing under the prerequisite of spirit and scope of the present utility model, can carry out various improvement and distortion to the utility model.
Claims (5)
1. by a device for tactilely-perceptible image, it is characterized in that comprising:
Image capture module, for gathering the external image information of obtaining;
Image processing module, for receiving image from this image capture module, and processes this image, to convert the image to the bitmap format with different gray shade scales;
Image display, for showing the image after processed, and exports the gray shade scale information of contact point place image for user contacts this image; And
Pulse signal generation module, it receives gradation of image class information from this image display, generates respective electrical pulse signal, and the tactile feel of electric impulse signal oriented users is answered to position, so that this position produces touch press sensing according to gray shade scale.
2. the device by tactilely-perceptible image as claimed in claim 1, it is characterized in that also comprising voice signal output module, it receives electric impulse signal from this pulse signal generation module, and according to the intensity of electric impulse signal and the different voice signal of output intensity.
3. the device by tactilely-perceptible image as claimed in claim 1 or 2, is characterized in that wherein this image capture module is camera or CCD camera.
4. the device by tactilely-perceptible image as claimed in claim 1 or 2, is characterized in that wherein this image processing module in order to carry out noise reduction process to image before image is converted to the bitmap format with different gray shade scales.
5. the device by tactilely-perceptible image as claimed in claim 1 or 2, is characterized in that wherein this image display is touch-screen.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HK13112369.3 | 2013-11-04 | ||
| HK13112369A HK1185760A2 (en) | 2013-11-04 | 2013-11-04 | Apparatus and method for recognizing image with assistance of sense of touch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203720781U true CN203720781U (en) | 2014-07-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420072809.0U Expired - Fee Related CN203720781U (en) | 2013-11-04 | 2014-02-20 | Device for sensing image by means of touch sense |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203720781U (en) |
| HK (1) | HK1185760A2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105607787A (en) * | 2015-10-16 | 2016-05-25 | 宇龙计算机通信科技(深圳)有限公司 | Terminal as well as control method and control device thereof |
| CN110231865A (en) * | 2019-05-17 | 2019-09-13 | 瑞声科技(新加坡)有限公司 | Tactile feedback method, electronic equipment and storage medium |
| CN110366715A (en) * | 2017-02-23 | 2019-10-22 | 利恩兹股份有限公司 | Intelligence machine provides device with haptic mode |
-
2013
- 2013-11-04 HK HK13112369A patent/HK1185760A2/en not_active IP Right Cessation
-
2014
- 2014-02-20 CN CN201420072809.0U patent/CN203720781U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105607787A (en) * | 2015-10-16 | 2016-05-25 | 宇龙计算机通信科技(深圳)有限公司 | Terminal as well as control method and control device thereof |
| CN110366715A (en) * | 2017-02-23 | 2019-10-22 | 利恩兹股份有限公司 | Intelligence machine provides device with haptic mode |
| CN110231865A (en) * | 2019-05-17 | 2019-09-13 | 瑞声科技(新加坡)有限公司 | Tactile feedback method, electronic equipment and storage medium |
| WO2020232738A1 (en) * | 2019-05-17 | 2020-11-26 | 瑞声声学科技(深圳)有限公司 | Haptic feedback method, electronic device and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1185760A2 (en) | 2014-02-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20200220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |