CN110401813A - Dynamic information network transmission mechanism - Google Patents
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- CN110401813A CN110401813A CN201910281951.3A CN201910281951A CN110401813A CN 110401813 A CN110401813 A CN 110401813A CN 201910281951 A CN201910281951 A CN 201910281951A CN 110401813 A CN110401813 A CN 110401813A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 51
- 230000005540 biological transmission Effects 0.000 title claims abstract description 40
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 238000010295 mobile communication Methods 0.000 claims abstract description 7
- 238000004458 analytical method Methods 0.000 claims description 20
- 238000001914 filtration Methods 0.000 claims description 15
- 239000011159 matrix material Substances 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 5
- 230000035772 mutation Effects 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 3
- 238000003706 image smoothing Methods 0.000 claims description 2
- 230000003993 interaction Effects 0.000 claims description 2
- 238000005303 weighing Methods 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 description 8
- 238000004891 communication Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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Abstract
The present invention relates to a kind of dynamic information network transmission mechanisms, comprising: parameter detection equipment, for carrying out matching operation to histogram-equalized image based on human body head shape, to obtain the quantity of matched image block and be exported as Field Force's quantity；Fullcharging degree analyzing device for Field Force's quantity to be obtained corresponding percentage divided by compartment standard configuration number, and is exported percentage as fullcharging degree parameter；Fullcharging degree parameter is sent to the mobile terminal of neighbouring compartment administrative staff by network by mobile communication equipment.Dynamic information network transmission mechanism data of the invention are effective, transmission safety.Due to by interior number divided by compartment standard configuration number to obtain corresponding percentage, and using the percentage as fullcharging degree parameter, also use mobile communication equipment fullcharging degree parameter to be sent to the mobile terminal of neighbouring compartment administrative staff by network, so that compartment administrative staff be helped to understand compartment multidate information in time.
Description
Technical field
The present invention relates to field of network transmission more particularly to a kind of dynamic information network transmission mechanisms.
Background technique
Network transmission refers to that the variation of the adjustment with a series of route (optical fiber, twisted pair etc.) through oversampling circuit is passed according to network
Defeated agreement is come the process that is communicated.Wherein network transmission needs in medium, that is, network between sender and recipient
Physical path, it has a certain impact to the data communication tool of network.Common transmission medium has: twisted pair, coaxial cable, light
Fine, wireless transmission medium.It is transmitted in network protocol, that is, network (including internet), some specifications of management information.
It is needing to follow certain rule as mutually exchanged between men, being in communication with each other between computer needs
Certain rule is abided by jointly, these rules are known as network protocol.Network protocol is typically divided into several levels, and communication is double
Side only can just connect each other between common level.
Summary of the invention
The present invention at least has the inventive point of following a few place's keys:
(1) interior number is measured using custom analysis mechanism, by the number measured divided by compartment standard configuration
Number also uses mobile communication equipment to pass through to obtain corresponding percentage, and using the percentage as fullcharging degree parameter
Network by the fullcharging degree parameter be sent near compartment administrative staff mobile terminal, thus help compartment administrative staff and
When understand compartment multidate information；
(2) image analytic degree it is excessively high i.e. data volume it is on the high side when, use substance filter patterns replacement double-smoothing mode with
Reduce image procossing operand, image analytic degree it is lower i.e. data volume it is on the low side when, restore double-smoothing mode with ensure filter
Wave effect.
According to an aspect of the present invention, a kind of dynamic information network transmission mechanism is provided, the mechanism includes: that spherical shape is taken the photograph
Camera structure is arranged in railway carriage, corresponding current to obtain and export for carrying out camera operation to interior scene
Capture image；Signal analysis equipment is connect with the spherical shooting mechanism, for receiving the current capture image, to described
The instant resolution of current capture image carries out discrimination processing, to obtain and export corresponding instant resolution.
More specifically, in the dynamic information network transmission mechanism, the mechanism further include: parameter compares equipment, with
The signal analysis equipment connection, for receiving the instant resolution, and in the instant resolution more than or equal to described pre-
If when resolution threshold value, issuing the first drive command.
More specifically, in the dynamic information network transmission mechanism, the mechanism further include: DDR storage chip, with institute
It states parameter and compares equipment connection, for the default resolution threshold value to be stored in advance；Wherein, the parameter compares equipment and is also used to
When the instant resolution is less than the default resolution threshold value, the second drive command is issued.
More specifically, in the dynamic information network transmission mechanism, the mechanism further include: parameter detection equipment, with
Histogram equalization equipment connection, for carrying out matching operation to histogram-equalized image based on human body head shape, to obtain
It obtains the quantity of matched image block and is exported as Field Force's quantity；Fullcharging degree analyzing device, sets with the parameter detecting
Standby connection, for Field Force's quantity to be obtained corresponding percentage divided by compartment standard configuration number, and the percentage is compared to
For the output of fullcharging degree parameter；Mobile communication equipment establishes data by the mobile terminal of network and neighbouring compartment administrative staff
The fullcharging degree parameter is sent to the mobile terminal of neighbouring compartment administrative staff by communication link.
Dynamic information network transmission mechanism data of the invention are effective, transmission safety.Due to by interior number divided by
Compartment standard configuration number is also set using mobile communication to obtain corresponding percentage, and using the percentage as fullcharging degree parameter
The standby mobile terminal fullcharging degree parameter to be sent to neighbouring compartment administrative staff by network, to help compartment administrator
Member understands compartment multidate information in time.
Detailed description of the invention
Embodiment of the present invention is described below with reference to attached drawing, in which:
Fig. 1 is in the railway carriage according to applied by the dynamic information network transmission mechanism shown in embodiment of the present invention
Portion's scene figure.
Specific embodiment
The embodiment of dynamic information network transmission mechanism of the invention is described in detail below with reference to accompanying drawings.
In data communication, synchronous mode mainly includes bit synchronization and character synchronization.
Bit synchronization: purpose is that recipient is allow correctly to receive each binary digit.In general, being divided into motor synchronizing and outer same
Walk two methods.Motor synchronizing method refers to that the characteristics of recipient directly utilizes communication code obtains synchronizing information from data block,
It activates reception to act including the use of unique signal, or receives sampling pulse using the level translation adjustment in data block.
Outer synchronism method refers to sender before transmitting data, first to recipient issue a string of synchronised clock sequences, recipient according to
This clock pulse frequency and timing locking receive frequency, so as to synchronous with sender's holding always in receiving data procedures.
Character synchronization is also referred to as group synchronization, the purpose is to allow recipient to identify data (Chang Zhiyi character) with striving for,
To constitute complete information.But obvious character synchronization is based on bit synchronization, only after identifying unique synchronous mode, just very
Positive data receiver.
Currently, the administrative staff in each compartment are desirable to obtain the current of this compartment in time in train running
Number, to provide data basis to adopt various measures, however, due between compartment can mutually flow of personnel,
Number in each compartment is also dynamic change, is difficult to adopt artificial mode and is timed tracking.
In order to overcome above-mentioned deficiency, the present invention has built a kind of dynamic information network transmission mechanism, can effectively solve the problem that phase
The technical issues of answering.
Fig. 1 is in the railway carriage according to applied by the dynamic information network transmission mechanism shown in embodiment of the present invention
Portion's scene figure.
The dynamic information network transmission mechanism shown according to an embodiment of the present invention includes:
Spherical shooting mechanism is arranged in railway carriage, for carrying out camera operation to interior scene, to obtain simultaneously
The corresponding current capture image of output；
Signal analysis equipment is connect with the spherical shooting mechanism, for receiving the current capture image, is worked as to described
The instant resolution of preceding capture image carries out discrimination processing, to obtain and export corresponding instant resolution.
Then, continue that the specific structure of dynamic information network transmission mechanism of the invention is further detailed.
Can also include: in the dynamic information network transmission mechanism
Parameter compares equipment, connect with the signal analysis equipment, is for receiving the instant resolution, and described
When resolution be more than or equal to the default resolution threshold value when, issue the first drive command.
Can also include: in the dynamic information network transmission mechanism
DDR storage chip, equipment connects compared with the parameter, for the default resolution threshold value to be stored in advance；
Wherein, the parameter compares equipment and is also used to when the instant resolution is less than the default resolution threshold value,
Issue the second drive command.
Can also include: in the dynamic information network transmission mechanism
Parameter detection equipment is connect with histogram equalization equipment, for being based on human body head shape to histogram equalization
Change image and carry out matching operation, to obtain the quantity of matched image block and be exported as Field Force's quantity；
Fullcharging degree analyzing device, connect with the parameter detection equipment, is used for Field Force's quantity divided by compartment standard configuration
Number is exported with obtaining corresponding percentage using the percentage as fullcharging degree parameter；
Mobile communication equipment establishes data link by the mobile terminal of network and neighbouring compartment administrative staff,
The fullcharging degree parameter to be sent to the mobile terminal of neighbouring compartment administrative staff；
Wiener filtering equipment, equipment connects compared with the signal analysis equipment and the parameter respectively, for receiving
Current capture image is stated, and Wiener filtering processing is executed to the current capture image when receiving the second drive command, with
Obtain and export corresponding Wiener Filtering, and when receiving the first drive command using the current capture image as
The Wiener Filtering output；
Harmonic wave mean filter equipment is connect with the Wiener filtering equipment, for holding to the Wiener Filtering received
Row harmonic wave mean filter operation, to obtain corresponding harmonic wave mean filter image；
Horizontal direction sharpens equipment, connect with the harmonic wave mean filter equipment, for filtering to the harmonic wave mean value received
Wave image carries out horizontal direction Edge contrast, to obtain and export corresponding horizontal direction sharpening image；
Histogram equalization equipment sharpens equipment with the horizontal direction and connect, and sharpens for receiving the horizontal direction
Image executes histogram equalization processing to the horizontal direction sharpening image, to obtain and export corresponding histogram equalization
Change image；
Wherein, the horizontal direction sharpens total by 32 bit parallel datas between equipment and the histogram equalization equipment
Line carries out data interaction；
Wherein, the Wiener filtering equipment includes that order receives sub- equipment, order executes sub- equipment and signal output is set
Standby composition.
Can also include: in the dynamic information network transmission mechanism
Sharp grade analysis equipment, connect, for receiving the histogram equalization with the histogram equalization equipment
Image obtains the pixel value and coordinate position of each of histogram-equalized image pixel, based on described straight
The pixel value and coordinate position of each pixel in side's figure equalization image determine the point of the histogram-equalized image
Sharp grade.
Can also include: in the dynamic information network transmission mechanism
Data conversion equipment carries out the histogram-equalized image for receiving the histogram-equalized image
Time-frequency convert is to obtain corresponding frequency domain matrix；
Parameter extraction equipment is connect, for connecing respectively with the sharp grade analysis equipment and the data conversion equipment
The frequency domain matrix and the sharp grade are received, and corresponding frequency threshold is determined based on the sharp grade, wherein described
In parameter extraction equipment, the corresponding frequency threshold and the sharp grade determined is proportional.
Can also include: in the dynamic information network transmission mechanism
Frequency domain value processing equipment is connect with the parameter extraction equipment and the data conversion equipment respectively, for for
Each of frequency domain matrix point calculates the quadratic sum of its abscissa and ordinate in a frequency domain, and at described square
When the evolution value of sum is less than or equal to the frequency threshold, retain the original frequency domain value of the point, and the evolution in the quadratic sum
When value is greater than the frequency threshold, the frequency domain value of the point is set to zero.
Can also include: in the dynamic information network transmission mechanism
Exchange device is inverted, is connect respectively with the parameter detection equipment and the frequency domain value processing equipment, for receiving warp
The frequency domain value processing equipment is crossed treated the frequency domain value of each of described frequency domain matrix point, and is handled based on each point
Frequency domain value composition treated data matrix afterwards, conversion is equal with the histogram to obtain when executing frequency to the data matrix
The corresponding inverse transform image of weighing apparatusization image, and by the inverse transform image replace the histogram-equalized image be sent to it is described
Parameter detection equipment；
Wherein, in the sharp grade analysis equipment, based on each pixel in the histogram-equalized image
Pixel value and coordinate position determine that the sharp grade of the histogram-equalized image comprises determining that the histogram equalization
Change the pixel for the mean value that pixel value in image is more than each pixel value of field pixel so that as mutation pixel, composition to be connected
Multiple mutation pixels of continuous curve count the sharp curve number in the histogram-equalized image as a sharp curve
Amount.
In the dynamic information network transmission mechanism:
In the sharp grade analysis equipment, the pixel based on each pixel in the histogram-equalized image
Value and coordinate position determine the sharp grade of the histogram-equalized image further include: are based on the histogram equalization figure
Sharp curve quantity as in determines the sharp grade of the histogram-equalized image, in the histogram-equalized image
Sharp curve quantity is directly proportional to the sharp grade of the histogram-equalized image；
Wherein, the sharp grade analysis equipment is also used to when the sharp curve quantity is zero, issues image smoothing
Signal.
In addition, DDR=Double Data Rate Double Data Rate synchronous DRAM.Strictly speaking DDR should
It is DDR SDRAM, people's habit is known as DDR, wherein SDRAM is Synchronous Dynamic Random Access
The abbreviation of Memory, i.e. Synchronous Dynamic Random Access Memory.And DDR SDRAM is the contracting of Double Data Rate SDRAM
It writes, is the meaning of Double Data Rate synchronous DRAM.DDR memory is developed on the basis of sdram memory, still
SDRAM production system so is continued to use, therefore for memory manufacturer, only the equipment for manufacturing common SDRAM need to slightly be improved, i.e.,
The production that DDR memory can be achieved, can effectively reduce cost.Double Data Rate: compared with traditional single data rate,
DDR technology, which realizes, carries out read/write operation twice in a clock cycle, i.e., execute respectively in the rising edge of clock and failing edge
Read/write operation.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.
Although the present invention is disclosed as above with embodiment, it is not intended to limit the invention, any technical field
Those of ordinary skill should can make change appropriate and same replacement without departing from the spirit and scope of the present invention.
Therefore protection scope of the present invention should be subject to the range that the claim of this application defined.
Claims (9)
1. a kind of dynamic information network transmission mechanism, the mechanism include:
Spherical shooting mechanism is arranged in railway carriage, for carrying out camera operation to interior scene, to obtain and export
Corresponding current capture image；
Signal analysis equipment is connect with the spherical shooting mechanism, for receiving the current capture image, is currently caught to described
The instant resolution for obtaining image carries out discrimination processing, to obtain and export corresponding instant resolution.
2. dynamic information network transmission mechanism as described in claim 1, which is characterized in that the mechanism further include:
Parameter compares equipment, connect with the signal analysis equipment, for receiving the instant resolution, and in the instant solution
When analysis degree is more than or equal to the default resolution threshold value, the first drive command is issued.
3. dynamic information network transmission mechanism as claimed in claim 2, which is characterized in that the mechanism further include:
DDR storage chip, equipment connects compared with the parameter, for the default resolution threshold value to be stored in advance；
Wherein, the parameter compares equipment and is also used to issue when the instant resolution is less than the default resolution threshold value
Second drive command.
4. dynamic information network transmission mechanism as claimed in claim 3, which is characterized in that the mechanism further include:
Parameter detection equipment is connect with histogram equalization equipment, for being based on human body head shape to histogram equalization figure
As carrying out matching operation, to obtain the quantity of matched image block and be exported as Field Force's quantity；
Fullcharging degree analyzing device, connect with the parameter detection equipment, is used for Field Force's quantity divided by compartment standard configuration number
To obtain corresponding percentage, and exported the percentage as fullcharging degree parameter；
Mobile communication equipment establishes data link by the mobile terminal of network and neighbouring compartment administrative staff, will
The fullcharging degree parameter is sent to the mobile terminal of neighbouring compartment administrative staff；
Wiener filtering equipment, equipment connects compared with the signal analysis equipment and the parameter respectively, for receiving described work as
Preceding capture image, and Wiener filtering processing is executed to the current capture image when receiving the second drive command, to obtain
And export corresponding Wiener Filtering, and when receiving the first drive command using the current capture image as described in
Wiener Filtering output；
Harmonic wave mean filter equipment is connect with the Wiener filtering equipment, humorous for executing to the Wiener Filtering received
Wave mean filter operation, to obtain corresponding harmonic wave mean filter image；
Horizontal direction sharpens equipment, connect with the harmonic wave mean filter equipment, for the harmonic wave mean filter figure received
As carrying out horizontal direction Edge contrast, to obtain and export corresponding horizontal direction sharpening image；
Histogram equalization equipment sharpens equipment with the horizontal direction and connect, for receiving the horizontal direction sharpening image,
Histogram equalization processing is executed to the horizontal direction sharpening image, to obtain and export corresponding histogram equalization figure
Picture；
Wherein, the horizontal direction sharpen between equipment and the histogram equalization equipment by 32 bit parallel data buses into
Row data interaction；
Wherein, the Wiener filtering equipment includes that order receives sub- equipment, order executes sub- equipment and signal exports sub- equipment group
At.
5. dynamic information network transmission mechanism as claimed in claim 4, which is characterized in that the mechanism further include:
Sharp grade analysis equipment, connect with the histogram equalization equipment, for receiving the histogram-equalized image,
The pixel value and coordinate position of each of histogram-equalized image pixel are obtained, it is equal based on the histogram
The pixel value and coordinate position of each pixel in weighing apparatusization image determine the sharp grade of the histogram-equalized image.
6. dynamic information network transmission mechanism as claimed in claim 5, which is characterized in that the mechanism further include:
Data conversion equipment carries out time-frequency to the histogram-equalized image for receiving the histogram-equalized image
Conversion is to obtain corresponding frequency domain matrix；
Parameter extraction equipment is connect, for receiving respectively with the sharp grade analysis equipment and the data conversion equipment
Frequency domain matrix and the sharp grade are stated, and corresponding frequency threshold is determined based on the sharp grade, wherein in the parameter
In extract equipment, the corresponding frequency threshold and the sharp grade determined is proportional.
7. dynamic information network transmission mechanism as claimed in claim 6, which is characterized in that the mechanism further include:
Frequency domain value processing equipment is connect with the parameter extraction equipment and the data conversion equipment respectively, for for described
Each of frequency domain matrix point calculates the quadratic sum of its abscissa and ordinate in a frequency domain, and in the quadratic sum
When evolution value is less than or equal to the frequency threshold, retain the original frequency domain value of the point, and big in the evolution value of the quadratic sum
When the frequency threshold, the frequency domain value of the point is set to zero.
8. dynamic information network transmission mechanism as claimed in claim 7, which is characterized in that the mechanism further include:
Exchange device is inverted, is connect respectively with the parameter detection equipment and the frequency domain value processing equipment, passes through institute for receiving
Frequency domain value processing equipment is stated treated the frequency domain value of each of described frequency domain matrix point, and treated based on each point
Frequency domain value composition treated data matrix, conversion is when executing frequency to the data matrix to obtain and the histogram equalization
The corresponding inverse transform image of image, and the inverse transform image is replaced into the histogram-equalized image and is sent to the parameter
Detection device；
Wherein, in the sharp grade analysis equipment, the picture based on each pixel in the histogram-equalized image
Plain value and coordinate position determine that the sharp grade of the histogram-equalized image comprises determining that the histogram equalization figure
Pixel value is more than the pixel of the mean value of each pixel value of field pixel will form continuous bent as mutation pixel as in
Multiple mutation pixels of line count the sharp curve quantity in the histogram-equalized image as a sharp curve.
9. dynamic information network transmission mechanism as claimed in claim 8, it is characterised in that:
In the sharp grade analysis equipment, the pixel value based on each pixel in the histogram-equalized image with
And coordinate position determines the sharp grade of the histogram-equalized image further include: based in the histogram-equalized image
Sharp curve quantity determine the sharp grade of the histogram-equalized image, it is sharp in the histogram-equalized image
Curve quantity is directly proportional to the sharp grade of the histogram-equalized image；
Wherein, the sharp grade analysis equipment is also used to when the sharp curve quantity is zero, issues image smoothing signal.
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