CN107222286B - A kind of method of network directional shielding - Google Patents

A kind of method of network directional shielding Download PDF

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Publication number
CN107222286B
CN107222286B CN201710674160.8A CN201710674160A CN107222286B CN 107222286 B CN107222286 B CN 107222286B CN 201710674160 A CN201710674160 A CN 201710674160A CN 107222286 B CN107222286 B CN 107222286B
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China
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equipment
children
target
parlor
signal
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CN201710674160.8A
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CN107222286A (en
Inventor
李仁杰
杨友城
卢天发
武刚
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ROPT TECHNOLOGY GROUP Co.,Ltd.
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Ropt (xiamen) Technology Group Co Ltd
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Priority to CN201710674160.8A priority Critical patent/CN107222286B/en
Publication of CN107222286A publication Critical patent/CN107222286A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04KSECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00Jamming of communication; Counter-measures
    • H04K3/60Jamming involving special techniques
    • H04K3/68Jamming involving special techniques using passive jamming, e.g. by shielding or reflection

Abstract

The present invention relates to a kind of method of network directional shielding, this method includes:Simultaneously operational network baffle system is provided, the network directional shielding harness is used for parlor, including target identification equipment, distance measuring equipment, main control device, metallic shield equipment and shield guard equipment, target identification equipment is used to identify whether there is children inside parlor, distance measuring equipment is arranged near wireless routing device, it is connected with target identification equipment, for starting the range measurement to children's target in parlor to be exported as target range, main control device is connected with shield guard equipment and distance measuring equipment respectively, for determining whether to start shield guard equipment to realize the drive control to metallic shield equipment based on target range.By means of the invention it is possible in the case of children being present in parlor, shielding is oriented according to the radiation event of wireless routing device and children's particular location.

Description

A kind of method of network directional shielding
Technical field
The present invention relates to shielding control field, more particularly to a kind of method of network directional shielding.
Background technology
WiFi signal just belongs to the electromagnetic radiation of low frequency, and its electromagnetic wave bands is usually 2.4GHz to 5GHz, compared to hand The wave band of machine, both are very close, and generally, both need bigger intensity just to be damaged to human body.In addition, Wireless routing device would generally be placed in the corner in room, so from for upper, electromagnetic wave caused by WiFi equipment The radiation discharged is little, let alone through reinforced concrete.
As can be seen here, the transmission power of wireless routing device, the placement location of wireless routing device and wireless routing are set Standby radiated time, it is to influence the key factor to human body radiation intensity in room, due to the transmission power of wireless routing device Generally fixed value, once dispatched from the factory, it is difficult to be customized or adjust, thus the placement location of wireless routing device and wireless The radiated time of routing device is the radiation determinant that people can control.
Currently, the concern of radiation of the people to electronic equipment is more and more closer, especially may influence oneself youngster to those The electronic equipment of virgin health, although wireless routing device, for mobile phone, amount of radiation is not high, but if without circuit By equipment in the parlor space of closing, for a long time, short distance is liftoff carry out continuous firing, then children are also resulted in certain health Harm.In the prior art and it is not present corresponding wireless routing device shielding mechanism.
The content of the invention
In order to solve the above problems, the invention provides a kind of method of network directional shielding, under the environment of parlor Wireless routing device, build a set of by target identification equipment, distance measuring equipment, main control device, metallic shield equipment, shielding The shielding harness that driving equipment and radiated time detection device are formed, by the transmission power to wireless routing device, without circuit By equipment placement location and wireless routing device radiated time Data acquisition and issuance, judge whether enter shielding mould Formula, it is of particular importance that by the metallic shield equipment of customization, it can be carried out timely according to the specific direction of children's target Baffle.
According to an aspect of the present invention, there is provided a kind of method of network directional shielding, this method include:
1) a kind of network directional shielding harness is provided, for parlor, including target identification equipment, distance measuring equipment, master Equipment, metallic shield equipment and shield guard equipment are controlled, target identification equipment is used to identify whether there is children inside parlor, and Recognize children be present when, send children's identification signal, otherwise, send no children's signal, distance measuring equipment is arranged on nothing Near line routing device, it is connected with target identification equipment, for when receiving children's identification signal, starting to children in parlor To be exported as target range, main control device connects with shield guard equipment and distance measuring equipment respectively for the range measurement of target Connect, for determining whether to start shield guard equipment to realize the drive control to metallic shield equipment based on target range;
Wherein, shield guard equipment is connected with metallic shield equipment, for controlling the mask pattern of metallic shield equipment;
Wherein, metallic shield equipment is arranged near wireless routing device, wireless for what is sent to wireless routing device Communication signal carries out masking operation;And
2) shielding harness is run.
More specifically, in the network directional shielding harness:Distance measuring equipment is additionally operable to receiving no children's letter Number when, close the range measurement to children's target in parlor;Wherein, target identification equipment also respectively with main control device, metal screen Cover equipment to connect with shield guard equipment, for when sending without children's signal, controlling main control device, metallic shield equipment and screen Cover driving equipment and enter power down mode.
More specifically, in the network directional shielding harness:Main control device, metallic shield equipment and shield guard equipment When receiving children's identification signal, enter working condition from power down mode.
More specifically, in the network directional shielding harness, in addition to:
Radiated time detection device, it is arranged on the roof of parlor, including image capturing unit, image identification unit and frame With unit, for being shot to parlor inside to obtain high definition parlor image, the high definition parlor image to each frame is additionally operable to Carry out children's target identification, there will be the frame of children's target as children's target frame, in the absence of children's target frame as background Frame, the background frames on the time the latest are as last background frames, it is determined that time span of the last background frames to current child target frame To be exported as existence time;
The target identification equipment, including voice receiving unit, voice recognition unit and voice memory unit, phonetic storage Various children's reference speech signals are prestored in unit, voice receiving unit is used to receive parlor internal audio signal, language Sound recognition unit is connected with voice receiving unit and voice memory unit respectively, for by parlor internal audio signal and various youngsters Virgin reference speech signals are matched one by one, and matching degree highest children's reference speech is parsed from the internal audio signal of parlor Acoustic constituents corresponding to signal using as target children's signal, meanwhile, send children's identification signal, if with various children's bases The matching degree of quasi- voice signal is both less than equal to preset matching degree threshold value, then sends no children's signal;
The distance measuring equipment starts the range measurement to children's target in parlor when receiving children's identification signal To include as target range output:Parlor internal audio signal and target children's signal are received, based on target children's signal pair The analysis of the relative characteristic of parlor internal audio signal, judge target children's signal come from the particular location in parlor using as Target utterance position, it is target range also based on the relative position between target utterance position and distance measuring equipment, determines phase For distance measuring equipment target children's signal voice directions using be used as target utterance direction output;
Wherein, main control device drives with wireless routing device, radiated time detection device, target identification equipment, shielding respectively Dynamic equipment connects with distance measuring equipment, true for the transmission power based on target range, existence time and wireless routing device It is fixed whether to enter mask pattern;When main control device enters mask pattern, start shield guard equipment to realize to metallic shield The drive control of equipment, and target utterance direction is sent to shield guard equipment;
Wherein, metallic shield equipment is placed on around wireless routing device, using the multiple gold for collectively constituting circle Belong to the construction of block, metallic shield equipment is receiving the target utterance direction of shield guard equipment transmission, and is based on target utterance Metal derby corresponding to target utterance direction is to be disposed vertically state from horizontal positioned State Transferring by direction.
More specifically, in the network directional shielding harness:The default conditions of multiple metal derbies of metallic shield equipment For horizontal positioned state;Wherein, it is when target utterance direction is a voice directions scope, the voice directions scope is corresponding Multiple metal derbies from horizontal positioned State Transferring to be disposed vertically state.
More specifically, in the network directional shielding harness:Main control device is based on target range, existence time and wireless The transmission power of routing device determines whether to include into mask pattern:Main control device is based on distance weighting, target range, time Weight, existence time, the transmission power of power weight and wireless routing device determine whether to enter mask pattern.
More specifically, in the network directional shielding harness:Main control device is based on distance weighting, target range, time Weight, existence time, the transmission power of power weight and wireless routing device determine whether to include into mask pattern:By distance Weight is multiplied to obtain the first product with target range, and time weighting and existence time are multiplied to obtain the second product, power power The transmission power of weight and wireless routing device is multiplied to obtain the 3rd product, by three product additions to obtain shielding index, when When shielding index more than or equal to default index threshold, it is determined that into mask pattern, otherwise, mask pattern is exited.
More specifically, in the network directional shielding harness:Between distance measuring equipment and wireless routing device away from From less than or equal to pre-determined distance threshold value.
More specifically, in the network directional shielding harness:Main control device is based on distance weighting, target range, time Weight, existence time, the transmission power of power weight and wireless routing device determine whether that entering mask pattern also includes:Master control Equipment obtains the transmission power of wireless routing device, and when detecting that wireless routing device is closed, by wireless routing device Transmission power be arranged to zero;Wherein, the transmission power of wireless routing device is pre-stored in the built-in storage of main control device So that main control device obtains in device.
Brief description of the drawings
Embodiment of the present invention is described below with reference to accompanying drawing, wherein:
Fig. 1 is the block diagram of the network directional shielding harness according to embodiment of the present invention.
Reference:1 target identification equipment;2 distance measuring equipments;3 main control devices;4 metallic shield equipment;5 shieldings are driven Dynamic equipment
Embodiment
The embodiment of the network directional shielding harness of the present invention is described in detail below with reference to accompanying drawings.
The injury of Radiation On Human body is mainly two kinds of effects, and one kind is that amount of radiation reaches to a certain degree.Medically, generally Think that amount of radiation in more than 10-3, is only possible to that body is caused necessarily to influence.Another is to tire out for a long time under radiation environment Product effect.Therefore, in we live, it is also noted that the long-time of some electronic equipments, short-range electromagenetic wave radiation amount, i.e., Make its radiant power not high.
For example, the room of closing is in, and parlor especially at home, if long-time does not use network, such as Sack time, wireless routing temporary close can be formed a habit, reduce indoor amount of radiation, how much be advantageous to health, but if When must be operated using wireless routing, but thering are children to need to play again in family parlor, it is necessary to which wireless routing is entered Row baffle, and currently lack corresponding technical scheme.
In order to overcome above-mentioned deficiency, the present invention has built a kind of method of network directional shielding, and this method includes:1) provide A kind of network directional shielding harness;And 2) run the shielding harness.The present invention can be according to the transmitting of wireless routing device The radiated time of power, the placement location of wireless routing device and wireless routing device determines whether to enter masked state, and Specific direction according to the children's target recognized relative to wireless routing device, is oriented masking operation, so as to solve Above-mentioned technical problem.
Fig. 1 is the block diagram of the network directional shielding harness according to embodiment of the present invention, and the system is used In parlor, including target identification equipment, distance measuring equipment, main control device, metallic shield equipment and shield guard equipment, target Identification equipment, which is used to identify, whether there is children inside parlor, and recognize children be present when, send children's identification signal, it is no Then, no children's signal is sent;
Distance measuring equipment is arranged near wireless routing device, is connected with target identification equipment, for receiving During virgin identification signal, start the range measurement to children's target in parlor to be exported as target range, main control device respectively with Shield guard equipment connects with distance measuring equipment, for determining whether to start shield guard equipment to realize based on target range To the drive control of metallic shield equipment;
Wherein, shield guard equipment is connected with metallic shield equipment, for controlling the mask pattern of metallic shield equipment;Gold Category shielding device is arranged near wireless routing device, for being shielded to the wireless communication signal that wireless routing device is sent Operation.
Then, continue that the concrete structure of the network directional shielding harness of the present invention is further detailed.
In the network directional shielding harness:Distance measuring equipment is additionally operable to when receiving no children's signal, is closed Range measurement to children's target in parlor;Wherein, target identification equipment also respectively with main control device, metallic shield equipment and screen Driving equipment connection is covered, for when sending without children's signal, controlling main control device, metallic shield equipment and shield guard equipment Into power down mode.
In the network directional shielding harness:Main control device, metallic shield equipment and shield guard equipment are receiving During children's identification signal, enter working condition from power down mode.
In addition, in the network directional shielding harness, in addition to:
Radiated time detection device, it is arranged on the roof of parlor, including image capturing unit, image identification unit and frame With unit, for being shot to parlor inside to obtain high definition parlor image, the high definition parlor image to each frame is additionally operable to Carry out children's target identification, there will be the frame of children's target as children's target frame, in the absence of children's target frame as background Frame, the background frames on the time the latest are as last background frames, it is determined that time span of the last background frames to current child target frame To be exported as existence time;
The target identification equipment, including voice receiving unit, voice recognition unit and voice memory unit, phonetic storage Various children's reference speech signals are prestored in unit, voice receiving unit is used to receive parlor internal audio signal, language Sound recognition unit is connected with voice receiving unit and voice memory unit respectively, for by parlor internal audio signal and various youngsters Virgin reference speech signals are matched one by one, and matching degree highest children's reference speech is parsed from the internal audio signal of parlor Acoustic constituents corresponding to signal using as target children's signal, meanwhile, send children's identification signal, if with various children's bases The matching degree of quasi- voice signal is both less than equal to preset matching degree threshold value, then sends no children's signal;
The distance measuring equipment starts the range measurement to children's target in parlor when receiving children's identification signal To include as target range output:Parlor internal audio signal and target children's signal are received, based on target children's signal pair The analysis of the relative characteristic of parlor internal audio signal, judge target children's signal come from the particular location in parlor using as Target utterance position, it is target range also based on the relative position between target utterance position and distance measuring equipment, determines phase For distance measuring equipment target children's signal voice directions using be used as target utterance direction output;
Wherein, main control device drives with wireless routing device, radiated time detection device, target identification equipment, shielding respectively Dynamic equipment connects with distance measuring equipment, true for the transmission power based on target range, existence time and wireless routing device It is fixed whether to enter mask pattern;When main control device enters mask pattern, start shield guard equipment to realize to metallic shield The drive control of equipment, and target utterance direction is sent to shield guard equipment;
Wherein, metallic shield equipment is placed on around wireless routing device, using the multiple gold for collectively constituting circle Belong to the construction of block, metallic shield equipment is receiving the target utterance direction of shield guard equipment transmission, and is based on target utterance Metal derby corresponding to target utterance direction is to be disposed vertically state from horizontal positioned State Transferring by direction.
In the network directional shielding harness:The default conditions of multiple metal derbies of metallic shield equipment are horizontal positioned State;Wherein, when target utterance direction is a voice directions scope, by multiple metals corresponding to the voice directions scope Block is to be disposed vertically state from horizontal positioned State Transferring.
In the network directional shielding harness:Main control device is based on target range, existence time and wireless routing device Transmission power determine whether to include into mask pattern:Main control device is based on distance weighting, target range, time weighting, deposited Determine whether to enter mask pattern in the transmission power of time, power weight and wireless routing device.
In the network directional shielding harness:Main control device is based on distance weighting, target range, time weighting, existed The transmission power of time, power weight and wireless routing device determine whether to include into mask pattern:By distance weighting and mesh Subject distance is multiplied to obtain the first product, and time weighting and existence time are multiplied to obtain the second product, power weight and wireless The transmission power of routing device is multiplied to obtain the 3rd product, by three product additions to obtain shielding index, when shielding index During more than or equal to default index threshold, it is determined that into mask pattern, otherwise, mask pattern is exited.
In the network directional shielding harness:The distance between distance measuring equipment and wireless routing device are less than or equal to Pre-determined distance threshold value.
In the network directional shielding harness:Main control device is based on distance weighting, target range, time weighting, existed The transmission power of time, power weight and wireless routing device determine whether that entering mask pattern also includes:Main control device obtains The transmission power of wireless routing device, and when detecting that wireless routing device is closed, by the transmitting work(of wireless routing device Rate is arranged to zero;Wherein, the transmission power of wireless routing device be pre-stored in the internal memory of main control device for Main control device obtains.
Meanwhile main control device can be realized using dsp chip.Wherein, the inside of dsp chip is using program and data point The Harvard structure opened, there is special hardware multiplier, widely used pile line operation, there is provided special DSP instructions, Ke Yiyong Quickly to realize various digital signal processing algorithms.
According to the requirement of Digital Signal Processing, dsp chip typically has some following main features:(1) in a finger A multiplication and a sub-addition can be completed by making in the cycle.(2) program and data space is separated, can simultaneously access instruction sum According to.(3) there is quick RAM in piece, can be generally accessed simultaneously in two pieces by independent data/address bus.(4) there is low overhead Or without overhead loop and the hardware supported redirected.(5) quickly interrupt processing and Hardware I/O are supported.(6) have within the monocycle Multiple hardware address generators of operation.(7) multiple operations can be performed parallel.(8) pile line operation is supported, makes fetching, translate The operation such as code and execution can be with Overlapped Execution.
Below it can be classified according to the data format that dsp chip works.The DSP that data are worked with fixed point format Chip is referred to as fixed-point DSP chip, such as TMS320C1X/C2X, TMS320C2XX/C5X, TMS320C54X/C62XX system of TI companies Row, the ADSP21XX series of AD companies, the DSP16/16A of AT & T Corp., the MC56000 of Motolora companies etc..With floating-point lattice Formula work is referred to as float-point DSP, such as the TMS320C3X/C4X/C8X of TI companies, the ADSP21XXX series of AD companies, AT& MC96002 of the DSP32/32C of T companies, Motolora company etc..
Not exclusively, some dsp chips use customized floating-point to floating-point format used by different float-point DSPs Form, such as TMS320C3X, and some dsp chips then use IEEE standard floating-point format, such as motorola inc ZR35325 of MB86232 and ZORAN companies of MC96002, FUJITSU company etc..Dsp chip in the application can use TI The TMS320C1X/C2X family chips of company complete type selecting.
Using the network directional shielding harness of the present invention, it is difficult to for the baffle of wireless routing device in the prior art The technical problem of realization, accurate data are carried out to children's target range, existence time by using different testing mechanisms and adopted Collection, it is determined whether into mask pattern, when entering mask pattern, start shield guard equipment to realize to metallic shield equipment Drive control, and the target utterance direction of children is sent to shield guard equipment, in order to which metallic shield equipment is based on mesh Metal derby corresponding to target utterance direction is to be disposed vertically state from horizontal positioned State Transferring by mark voice directions, so as to complete Baffle.
It is understood that although the present invention is disclosed as above with preferred embodiment, but above-described embodiment and it is not used to Limit the present invention.For any those skilled in the art, without departing from the scope of the technical proposal of the invention, Many possible changes and modifications are all made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as With the equivalent embodiment of change.Therefore, every content without departing from technical solution of the present invention, the technical spirit pair according to the present invention Any simple modifications, equivalents, and modifications made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection It is interior.

Claims (1)

1. a kind of method of network directional shielding, this method include:
1)A kind of network directional shielding harness is provided, for parlor, including target identification equipment, distance measuring equipment, master control are set Standby, metallic shield equipment and shield guard equipment, target identification equipment is used to identify whether there is children inside parlor, and know It is clipped to when children be present, sends children's identification signal, otherwise, send no children's signal, distance measuring equipment is arranged on no circuit Near equipment, it is connected with target identification equipment, for when receiving children's identification signal, starting to children's target in parlor Range measurement to be exported as target range, main control device is connected with shield guard equipment and distance measuring equipment respectively, use In determining whether to start shield guard equipment based on target range to realize the drive control to metallic shield equipment;
Wherein, shield guard equipment is connected with metallic shield equipment, for controlling the mask pattern of metallic shield equipment;
Wherein, metallic shield equipment is arranged near wireless routing device, for the wireless telecommunications sent to wireless routing device Signal carries out masking operation;And
2)Run the shielding harness;
Radiated time detection device, it is arranged on the roof of parlor, including image capturing unit, image identification unit and frame matching are single Member, for shooting parlor inside to obtain high definition parlor image, it is additionally operable to carry out the high definition parlor image of each frame Children's target identification, there will be the frame of children's target as children's target frame, in the absence of children's target frame as background frames, when Between on background frames the latest as last background frames, it is determined that last background frames to current child target frame time span using as Existence time exports;
The target identification equipment, including voice receiving unit, voice recognition unit and voice memory unit, voice memory unit Various children's reference speech signals are inside prestored, voice receiving unit is used to receive parlor internal audio signal, and voice is known Other unit is connected with voice receiving unit and voice memory unit respectively, for by parlor internal audio signal and various children's bases Quasi- voice signal is matched one by one, and matching degree highest children's reference speech signals are parsed from the internal audio signal of parlor Corresponding acoustic constituents using as target children's signal, meanwhile, send children's identification signal, if with various children's benchmark languages The matching degree of sound signal is both less than equal to preset matching degree threshold value, then sends no children's signal;
Distance measuring equipment starts the range measurement to children's target in parlor to be used as mesh when receiving children's identification signal Subject distance output includes:Parlor internal audio signal and target children's signal are received, based on target children signal to parlor inside The analysis of the relative characteristic of audio signal, judge that target children's signal comes from the particular location in parlor to be used as target utterance Position, it is target range also based on the relative position between target utterance position and distance measuring equipment, it is determined that relative to distance The voice directions of target children's signal of measuring apparatus as target utterance direction to export;
Main control device respectively with wireless routing device, radiated time detection device, target identification equipment, shield guard equipment and away from Connected from measuring apparatus, determine whether to enter for the transmission power based on target range, existence time and wireless routing device Mask pattern;When main control device enters mask pattern, start shield guard equipment to realize the driving to metallic shield equipment Control, and target utterance direction is sent to shield guard equipment;
In the network directional shielding harness:The distance between distance measuring equipment and wireless routing device are less than or equal to default Distance threshold;
In the network directional shielding harness:Main control device be based on distance weighting, target range, time weighting, existence time, Power weight and the transmission power of wireless routing device determine whether that entering mask pattern also includes:Main control device is obtained without circuit By the transmission power of equipment, and when detecting that wireless routing device is closed, the transmission power of wireless routing device is set It is zero;
Wherein, the transmission power of wireless routing device is pre-stored in the internal memory of main control device for main control device Obtain.
CN201710674160.8A 2017-08-09 2017-08-09 A kind of method of network directional shielding Active CN107222286B (en)

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