CN106910434A - A kind of exhibitions conference service electronics seat card - Google Patents
A kind of exhibitions conference service electronics seat card Download PDFInfo
- Publication number
- CN106910434A CN106910434A CN201710074925.4A CN201710074925A CN106910434A CN 106910434 A CN106910434 A CN 106910434A CN 201710074925 A CN201710074925 A CN 201710074925A CN 106910434 A CN106910434 A CN 106910434A
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- China
- Prior art keywords
- unit
- image
- seat card
- electronics seat
- main body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
-
- 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
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/161—Detection; Localisation; Normalisation
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/16—Storage of analogue signals in digital stores using an arrangement comprising analogue/digital [A/D] converters, digital memories and digital/analogue [D/A] converters
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Computer Hardware Design (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Image Analysis (AREA)
Abstract
The invention discloses a kind of exhibitions conference service electronics seat card, including electronics seat card main body, the front of the electronics seat card main body is provided with LED display, the back of the electronics seat card main body is provided with camera, the mainboard for laying electric elements is provided with the inner chamber of the electronics seat card main body, and mainboard has been embedded in control unit, the bottom of the electronics seat card main body is provided with base, described control unit is electrically connected with wireless signal Transmit-Receive Unit, dot matrix driver element, information storage unit, power supply unit, audio driven unit, face identification unit and alarm unit.Simple structure of the present invention, design is ingenious, it is easy to use, the name of seat personnel can as needed be got, and camera shoots to occupant, it is identified by face identification unit and is judged, is alarmed when occupant takes a seat mistake, it is effectively prevented because people are careless or there is a problem of bearing the same name, the problem of erroneous effects of taking a seat meeting process.
Description
Technical field
The present invention relates to seat card technique field, specially a kind of exhibitions conference service electronics seat card.
Background technology
Xi Ka, is called table board, is placed on the desktop at corresponding seat the appellation (surname for being used to show to attend unit or individual more
Name).The seat card of traditional meeting be all using papery or copper, be mostly it is interim make, be used merely to display name and prompting and
The identity of meeting person.It is general using printing, color printing, the mode such as carve characters, outward appearance is more coarse, it is impossible to embody the meeting ring for modernizing
Border.And every time be it is interim make, it is disposable, run into personnel participating in the meeting it is more when, not only waste substantial amounts of manpower and materials, and
And producing efficiency is low, environment is polluted, high cost wastes serious.Domestic overwhelming majority meeting all uses this traditional method, i.e.,
Make to use electronics seat card in the meeting of part, but because people are careless or there is a problem of bearing the same name, mistake of taking a seat can be caused
Miss, but whether existing electronics seat card can not be identified taking a seat accurately to occupant, and regarding to the issue above, spy proposes a kind of
Exhibitions conference service electronics seat card.
The content of the invention
It is an object of the invention to provide a kind of exhibitions conference service electronics seat card, to solve to be carried in above-mentioned background technology
The problem for going out.
To achieve the above object, the present invention provides following technical scheme：A kind of exhibitions conference service electronics seat card, including
Electronics seat card main body, the front of the electronics seat card main body is provided with LED display, and the back of the electronics seat card main body is installed
There is camera, the mainboard for laying electric elements is provided with the inner chamber of the electronics seat card main body, and mainboard passes through conductance
Body is connected to external power supply, and mainboard has been embedded in control unit, and control unit is connected by electric conductor with camera, described
The bottom of electronics seat card main body is provided with base, and described control unit is electrically connected with wireless signal Transmit-Receive Unit, dot matrix and drives list
Unit, information storage unit, power supply unit, audio driven unit, face identification unit and alarm unit, the dot matrix driver element
It is connected with LED display by electric conductor, the audio driven unit is connected with recoding unit by electric conductor.
Preferably, the visual identifying system includes the CCD sensing units, image pre-processing unit, the figure that are sequentially connected electrically
As cutting unit and Image Edge-Detection unit, and CCD sensing units are connected by data wire with camera, wherein：
The image that the camera is photographed is changed into analog signal by the CCD sensing units, and by analog signal
It is delivered in described image pretreatment unit；
Described image pretreatment unit is used to the image preprocessing such as image is corrected and be filtered；
Described image cutting unit is used to divide the image into some mutually not set of overlapping areas；
Described image edge detection unit is used for the marginal position of detection image.
Preferably, described image pretreatment unit includes grey linear transformation unit, histogram equalization unit and image
Smoothing processing unit, wherein：
The grey linear transformation unit pulls open the tonal range of image so that image comparison extend, it is bright must be brighter, secretly
It is darker, image becomes apparent from, and feature becomes apparent from, thus reach enhancing contrast purpose；
The histogram distribution of given image is transformed into uniform histogram distribution by the histogram equalization unit.By information
Theory is explained, is equalization image with maximum closely related image；
Described image smoothing processing unit is with neighborhood of pixel points gray value come instead of the pixel gray value, it can be used to press down
Noise in imaged is without making edge blurry.
Preferably, the audio driven unit is that COBBAIF drives WM8978 chips.
Preferably, the dot matrix driver element includes row driver element and row driver element.
Preferably, the wireless signal selected between the wireless signal Transmit-Receive Unit is WIFI or bluetooth.
Preferably, the electric connection mode between described control unit and information storage unit is electrically connected for two-way, described wireless
Signal transmitting and receiving unit is electrically connected with the electric connection mode between control unit for two-way, between described control unit and face identification unit
Electric connection mode be two-way electrical connection.
Preferably, the base is vertically arranged in prism-frustum-shaped, and electronics seat card main body with the top surface of base.
Compared with prior art, the beneficial effects of the invention are as follows：A kind of exhibitions conference service electronics seat card, structure letter
It is single, design ingenious, easy to use, meeting prepares people the need for meeting modern all kinds of size meetings, and when changing meeting in the past
The in a rush situation of member, and can Reusability, it is to avoid paper, print cartridge, printer, the waste of electric energy, saves the energy, can
The name of seat personnel is got with as needed, is environment-friendly electronic table board, and camera shoots to occupant, by
Face identification unit is identified and judges, is alarmed when occupant takes a seat mistake, is effectively prevented because people are thick
Heart general idea there is a problem of bearing the same name, the problem of erroneous effects of taking a seat meeting process.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the structural representation at back of the present invention；
Fig. 3 is the structured flowchart of electronic component in mainboard in the present invention；
Fig. 4 is the structured flowchart of face identification unit in the present invention.
In figure：1st, electronics seat card main body, 2, LED display, 3, camera, 4, base.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-4 are referred to, the present invention provides a kind of technical scheme：A kind of exhibitions conference service electronics seat card, including electricity
Sub- seat card main body 1, the front of the electronics seat card main body 1 is provided with LED display 2, the back peace of the electronics seat card main body 1
Equipped with camera 3, the mainboard for laying electric elements is provided with the inner chamber of the electronics seat card main body 1, and mainboard passes through
Electric conductor is connected to external power supply, and mainboard has been embedded in control unit, and control unit is connected by electric conductor with camera 3
Connect, the bottom of the electronics seat card main body 1 is provided with base 4, and described control unit is electrically connected with wireless signal Transmit-Receive Unit, point
Battle array driver element, information storage unit, power supply unit, audio driven unit, face identification unit and alarm unit, the dot matrix
Driver element is connected by electric conductor with LED display, and the audio driven unit is connected with recoding unit by electric conductor, institute
Stating visual identifying system includes the CCD sensing units, image pre-processing unit, image segmentation unit and the image side that are sequentially connected electrically
Edge detection unit, and CCD sensing units are connected by data wire with camera 3, wherein：The CCD sensing units are taken the photograph described
As first 3 images for photographing are changed into analog signal, and analog signal is delivered in described image pretreatment unit；It is described
Image pre-processing unit is used to the image preprocessing such as image is corrected and be filtered；Described image cutting unit is used for image
It is divided into some mutually not set of overlapping areas；Described image edge detection unit is used for the marginal position of detection image, described
Image pre-processing unit includes grey linear transformation unit, histogram equalization unit and picture smooth treatment unit, wherein：Institute
Grey linear transformation unit is stated to pull open the tonal range of image so that image comparison extend, it is bright must be brighter, dark is darker, figure
As becoming apparent from, feature becomes apparent from, so as to reach the purpose of enhancing contrast；The histogram equalization unit is given figure
The histogram distribution of picture is transformed into uniform histogram distribution.Explained by the theory of informatics, be equal with maximum closely related image
Weighing apparatusization image；Described image smoothing processing unit is with neighborhood of pixel points gray value come instead of the pixel gray value, it can be used to
Suppress the noise in image without making edge blurry, the audio driven unit is that COBBAIF drives WM8978 chips, described
Dot matrix driver element includes that the wireless signal selected between row driver element and row driver element, the wireless signal Transmit-Receive Unit is
WIFI or bluetooth, the electric connection mode between described control unit and information storage unit are electrically connected for two-way, the wireless signal
Electric connection mode between Transmit-Receive Unit and control unit is electrically connected for two-way, the electricity between described control unit and face identification unit
Connected mode is two-way electrical connection, it is possible to achieve the transmitted in both directions between data, and the base 4 is in prism-frustum-shaped, and electronics seat card master
Body 1 is vertically arranged with the top surface of base 4, can prevent the exhibitions conference service electronics seat card from toppling over when in use, and can
There is more preferably shooting angle to make camera 3, simple structure designs ingenious, easy to use, can meet modern all kinds of size meetings
Meeting prepares the in a rush situation of personnel the need for view, and when changing meeting in the past, and can Reusability, it is to avoid paper,
Print cartridge, printer, the waste of electric energy, save the energy, can as needed get the name of seat personnel, are environment-friendly type electricity
Sub- table board, and camera 3 shoots to occupant, is identified by face identification unit and is judged, is taken a seat in occupant
Alarmed during mistake, be effectively prevented because people are careless or there is a problem of bearing the same name, erroneous effects of taking a seat meeting
The problem of view process.
Operation principle of the invention：When in use, control terminal will need the name and photo of occupant to pass through wireless signal
Mode send control unit to, control unit will need the name of occupant to be shown by LED display 2, and control unit
Control camera 3 is shot, and the image that the camera 3 is photographed is changed into analog signal by the CCD sensing units, and
And analog signal is delivered in described image pretreatment unit；Described image pretreatment unit be used for image is corrected and
The image preprocessings such as filtering；Described image cutting unit is used to divide the image into some mutually not set of overlapping areas；It is described
Image Edge-Detection unit is used for the marginal position of detection image, and the grey linear transformation unit draws the tonal range of image
Open so that image comparison extend, it is bright must be brighter, dark is darker, and image becomes apparent from, and feature becomes apparent from, so as to reach enhancing
The purpose of contrast；The histogram distribution of given image is transformed into uniform histogram distribution by the histogram equalization unit,
Explained by the theory of informatics, be equalization image with maximum closely related image；Described image smoothing processing unit pixel
Vertex neighborhood gray value replaces the pixel gray value, and it can be used to suppress noise in image without making edge blurry, treatment
Information afterwards can compare according to occupant's photo of storage, be alarmed if being not same person, remind occupant,
And meeting can be recorded using recoding unit, be easy to consult after the meeting, prevent from omitting important information in meeting.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (8)
1. a kind of exhibitions conference service electronics seat card, including electronics seat card main body (1), it is characterised in that：The electronics seat card
The front of main body (1) is provided with LED display (2), and the back of the electronics seat card main body (1) is provided with camera (3), described
The mainboard for laying electric elements is provided with the inner chamber of electronics seat card main body (1), and mainboard is connected to outward by electric conductor
Power supply is connect, and mainboard has been embedded in control unit, and control unit is connected by electric conductor with camera (3), the electronics seat
The bottom of card main body (1) is provided with base (4), and described control unit is electrically connected with wireless signal Transmit-Receive Unit, dot matrix and drives list
Unit, information storage unit, power supply unit, audio driven unit, face identification unit and alarm unit, the dot matrix driver element
It is connected with LED display by electric conductor, the audio driven unit is connected with recoding unit by electric conductor.
2. a kind of exhibitions conference service electronics seat card according to claim 1, it is characterised in that：The visual recognition line
System includes the CCD sensing units, image pre-processing unit, image segmentation unit and the Image Edge-Detection unit that are sequentially connected electrically,
And CCD sensing units are connected by data wire with camera (3), wherein：
The image that the camera (3) is photographed is changed into analog signal by the CCD sensing units, and analog signal is defeated
In delivering to described image pretreatment unit；
Described image pretreatment unit is used to the image preprocessing such as image is corrected and be filtered；
Described image cutting unit is used to divide the image into some mutually not set of overlapping areas；
Described image edge detection unit is used for the marginal position of detection image.
3. a kind of exhibitions conference service electronics seat card according to claim 2, it is characterised in that：Described image is pre-processed
Unit includes grey linear transformation unit, histogram equalization unit and picture smooth treatment unit, wherein：
The grey linear transformation unit pulls open the tonal range of image so that image comparison extends, it is bright must be brighter, it is dark more
Secretly, image becomes apparent from, and feature becomes apparent from, so as to reach the purpose of enhancing contrast；
The histogram distribution of given image is transformed into uniform histogram distribution by the histogram equalization unit.By informatics
Theory is explained, is equalization image with maximum closely related image；
Described image smoothing processing unit is with neighborhood of pixel points gray value come instead of the pixel gray value, it can be used to suppress figure
Noise as in is without making edge blurry.
4. a kind of exhibitions conference service electronics seat card according to claim 2, it is characterised in that：The audio driven list
Unit drives WM8978 chips for COBBAIF.
5. a kind of exhibitions conference service electronics seat card according to claim 2, it is characterised in that：The dot matrix drives single
Unit includes row driver element and row driver element.
6. a kind of exhibitions conference service electronics seat card according to claim 2, it is characterised in that：The wireless signal is received
The wireless signal selected between bill unit is WIFI or bluetooth.
7. a kind of exhibitions conference service electronics seat card according to claim 2, it is characterised in that：Described control unit with
Electric connection mode between information storage unit is two-way electrical connection, being electrically connected between the wireless signal Transmit-Receive Unit and control unit
Mode is connect for two-way electrical connection, the electric connection mode between described control unit and face identification unit is electrically connected for two-way.
8. a kind of exhibitions conference service electronics seat card according to claim 1, it is characterised in that：The base (4) is in
Prism-frustum-shaped, and electronics seat card main body (1) is vertically arranged with the top surface of base (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710074925.4A CN106910434A (en) | 2017-02-13 | 2017-02-13 | A kind of exhibitions conference service electronics seat card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710074925.4A CN106910434A (en) | 2017-02-13 | 2017-02-13 | A kind of exhibitions conference service electronics seat card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106910434A true CN106910434A (en) | 2017-06-30 |
Family
ID=59208139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710074925.4A Pending CN106910434A (en) | 2017-02-13 | 2017-02-13 | A kind of exhibitions conference service electronics seat card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106910434A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109285450A (en) * | 2018-11-29 | 2019-01-29 | 江苏海事职业技术学院 | A kind of smart electronics seat card of the exhibitions conference service based on WiFi |
| CN109982028A (en) * | 2019-03-27 | 2019-07-05 | 大连海事大学 | Meeting material intelligent storage dissemination system |
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Application publication date: 20170630 |