CN105336098A - Method and device for detecting whether surroundings are safe or not and wearable device - Google Patents
Method and device for detecting whether surroundings are safe or not and wearable device Download PDFInfo
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- CN105336098A CN105336098A CN201510860224.4A CN201510860224A CN105336098A CN 105336098 A CN105336098 A CN 105336098A CN 201510860224 A CN201510860224 A CN 201510860224A CN 105336098 A CN105336098 A CN 105336098A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/0202—Child monitoring systems using a transmitter-receiver system carried by the parent and the child
- G08B21/0277—Communication between units on a local network, e.g. Bluetooth, piconet, zigbee, Wireless Personal Area Networks [WPAN]
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Abstract
The invention belongs to the technical field of communication and provides a method and device for detecting whether surroundings are safe or not and a wearable device. The method comprises the steps of determining a WiFi reference signal of the environment and a wave source direction of the WiFi reference signal; receiving the WiFi reference signal and a reflection signal, wherein the reflection signal is a wireless signal reflected by surrounding objects; comparing the WiFi reference signal with the reflection signal, and determining the moving direction of the surrounding objects according to frequency changes of the reflection signal and the wave source direction; displaying the moving direction and/or a prebound mobile terminal sending the moving direction. According to the method and device, the protection effect on a wear wearing the wearable device is achieved, the purpose of taking care of the old or the children is achieved, and the purpose of detecting the safety of the surroundings through the wearable device is achieved.
Description
Technical field
The invention belongs to communication technical field, particularly relate to and a kind ofly detect the surrounding environment whether method of safety, device and wearable device.
Background technology
Wearable device is that application wearable technology carries out intelligentized design to daily wearing, develops the general name of the equipment that can dress, as glasses, gloves, wrist-watch, dress ornament and footwear etc.
Wearable device can provide exclusive, personalized service for everyone, and its appearance will change the life style of modern.
But realizing in process of the present invention, inventor finds wearable device that prior art provides, and at least there are the following problems:
At present, wearable device, as wrist-watch, the monitoring of child or old man is guarded mainly through modes such as location, calls, itself be provided with a key calling function simultaneously, but cannot detect the security of surrounding environment, therefore can not carry out self-protection, safety custody can not be carried out to children or old man.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of and detects surrounding environment whether safe method, device and wearable device, to solve the wearable device that prior art provides, and the problem that cannot detect the security of surrounding environment.
First aspect, provide a kind of and detect the whether safe method of surrounding environment, described method comprises:
Determine the WiFi reference signal of residing environment and the wave source orientation of described WiFi reference signal;
Receive described WiFi reference signal and reflected signal, described reflected signal is the wireless signal reflected back by surrounding objects;
More described WiFi reference signal and described reflected signal, according to the change of the frequency of described reflected signal and the moving direction of described wave source orientation determination surrounding objects;
Show described moving direction and/or send described moving direction to the mobile terminal bound in advance.
Further, describedly determine the WiFi reference signal of residing environment and the wave source orientation of described WiFi reference signal, comprising:
Control the first WiFi signal and the second WiFi signal that the first antenna and the second antenna receive residing environment respectively;
More described first WiFi signal and described second WiFi signal, the maximum WiFi signal of locking signal intensity is WiFi reference signal;
Control wearable device to move towards different directions, determine that the direction that the intensity increase of described WiFi reference signal is the fastest is wave source orientation.
Further, the described WiFi reference signal of described reception and reflected signal, comprising:
Control the first antenna and the second antenna receives described WiFi reference signal and described reflected signal respectively.
Further, the change of the described frequency according to described reflected signal and the moving direction of described wave source orientation determination surrounding objects, comprising:
If the frequency of reflected signal strengthens, then determine that surrounding objects is near wave source;
If the frequency of reflected signal is constant, then determine surrounding objects transfixion;
If the frequency of reflected signal reduces, then determine that surrounding objects is away from wave source.
Second aspect, provide a kind of and detect the whether safe device of surrounding environment, described device comprises:
Reference signal determining unit, for the wave source orientation of the WiFi reference signal and described WiFi reference signal of determining residing environment;
Signal reception control module, for receiving described WiFi reference signal and reflected signal, described reflected signal is the wireless signal reflected back by surrounding objects;
Moving direction determining unit, for more described WiFi reference signal and described reflected signal, according to the change of the frequency of described reflected signal and the moving direction of described wave source orientation determination surrounding objects;
Moving direction processing unit, for showing described moving direction and/or sending described moving direction to the mobile terminal bound in advance.
Further, described reference signal determining unit, comprising:
Signal reception control module, receives the first WiFi signal and second WiFi signal of residing environment respectively for controlling the first antenna and the second antenna;
Reference signal determination module, for more described first WiFi signal and described second WiFi signal, the maximum WiFi signal of locking signal intensity is WiFi reference signal;
Wave source orientation determination module, moves towards different directions for controlling wearable device, determines that the direction that the intensity increase of described WiFi reference signal is the fastest is wave source orientation.
Further, described Signal reception control module controls the first antenna and the second antenna receives described WiFi reference signal and described reflected signal respectively.
Further, described moving direction determining unit, comprising:
First determination module, if strengthen for the frequency of reflected signal, then determines that surrounding objects is near wave source;
Second determination module, if constant for the frequency of reflected signal, then determines surrounding objects transfixion;
3rd determination module, if reduce for the frequency of reflected signal, then determines that surrounding objects is away from wave source.
The third aspect, provides a kind of wearable device, comprises the first antenna and the second antenna, also comprises the device of detection surrounding environment described in second aspect whether safety.
Further, described wearable device is intelligent watch.
In the embodiment of the present invention, after determining the WiFi reference signal of residing environment and the wave source orientation of described WiFi reference signal, receive described WiFi reference signal and reflected signal, and more described WiFi reference signal and described reflected signal, according to the change of the frequency of described reflected signal and the moving direction of described wave source orientation determination surrounding objects, finally show described moving direction and/or send described moving direction to the mobile terminal bound in advance, the effect of wearable device wearer self-protection can be played thus, also the object of monitoring old man or child can be played, achieve the object that the security of wearable device to surrounding environment detects.
Accompanying drawing explanation
Fig. 1 is the realization flow figure that the present invention detects the whether safe embodiment of the method for surrounding environment;
Fig. 2 is that the present invention detects in the whether safe embodiment of the method for surrounding environment, the structural representation of intelligent watch;
Fig. 3 is the structured flowchart that the present invention detects the whether safe device embodiment of surrounding environment;
Fig. 4 is the structured flowchart of wearable device embodiment of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In embodiments of the present invention, after determining the WiFi reference signal of residing environment and the wave source orientation of described WiFi reference signal, receive described WiFi reference signal and reflected signal, and more described WiFi reference signal and described reflected signal, according to the change of the frequency of described reflected signal and the moving direction of described wave source orientation determination surrounding objects, finally show described moving direction and/or send described moving direction to the mobile terminal bound in advance.
Below in conjunction with specific embodiment, realization of the present invention is described in detail:
Embodiment one
Fig. 1 shows the realization flow of detection surrounding environment that the embodiment of the present invention one provides the whether method of safety, and details are as follows:
In step S101, determine the WiFi reference signal of residing environment and the wave source orientation of described WiFi reference signal.
In embodiments of the present invention, wearable device first controls the first WiFi signal and the second WiFi signal that the first antenna and the second antenna receive residing environment respectively, more described first WiFi signal and described second WiFi signal again, the maximum WiFi signal of locking signal intensity is WiFi reference signal, then control wearable device to move towards different directions, determine that the direction that the intensity increase of described WiFi reference signal is the fastest is wave source orientation.
Wherein, wearable device can be intelligent watch, as shown in Figure 2, the watchband of intelligent watch is provided with the first antenna (antenna 1) and the second antenna (antenna 2), the first WiFi signal can be received by the first antenna, the second WiFi signal can be received by the second antenna.
Wherein, the first WiFi signal and the second WiFi signal are the WiFi signal that two different wave sources under environment residing for wearable device send.
In step s 102, receive described WiFi reference signal and reflected signal, described reflected signal is the wireless signal reflected back by surrounding objects.
In embodiments of the present invention, wearable device controls the first antenna and the second antenna WiFi reference signal determined of receiving step S101 and reflected signal respectively.
Wherein, reflected signal is the wireless signal reflected back by surrounding objects.
In step s 103, more described WiFi reference signal and described reflected signal, according to the change of the frequency of described reflected signal and the moving direction of described wave source orientation determination surrounding objects.
In embodiments of the present invention, after wearable device receives WiFi reference signal and reflected signal by the first antenna and the second antenna, the WiFi reference signal received and reflected signal are compared, the moving direction of the wave source orientation determination surrounding objects can determined according to the change of the frequency of reflected signal and step S101.
After WiFi signal is flicked by a mobile object, its frequency changes.Such as, if a people has moved towards WiFi wave source, reflection wave frequency has strengthened; And if this people is away from wave source, reflection wave frequency just reduces.
So, concrete, if the frequency of reflected signal strengthens, then can determine that surrounding objects is near wave source; If the frequency of reflected signal is constant, then can determine surrounding objects transfixion; If the frequency of reflected signal reduces, then can determine that surrounding objects is away from wave source.
Determine that surrounding objects is away from wave source or after the wave source, can the moving direction of wave source orientation determination surrounding objects determined of integrating step S101.
Preferably, before the WiFi reference signal received and reflected signal are compared, first can also amplify the WiFi reference signal received and reflected signal, then the WiFi reference signal after amplification and reflected signal are compared, obtain the moving direction of surrounding objects.
In step S104, show described moving direction and/or send described moving direction to the mobile terminal bound in advance.
In embodiments of the present invention, as shown in Figure 2, in wearable device, display screen can be comprised, the moving direction of the surrounding objects that therefore can be obtained by display screen step display 103.
If the object just in order to play self-protection, then, after obtaining the moving direction of surrounding objects, can directly be shown to wearable device user.
If in order to guard old man or child, the moving direction obtaining surrounding objects also can be sent to the mobile terminal bound in advance by wearable device, mobile terminal, after the moving direction receiving wearable device surrounding objects, can be shown to mobile phone users on its display screen.
Certainly, also while the moving direction of the display screen display wearable device surrounding objects of wearable device, the moving direction of wearable device surrounding objects can be sent to mobile terminal.
The present embodiment, after determining the WiFi reference signal of residing environment and the wave source orientation of described WiFi reference signal, receive described WiFi reference signal and reflected signal, and more described WiFi reference signal and described reflected signal, according to the change of the frequency of described reflected signal and the moving direction of described wave source orientation determination surrounding objects, finally show described moving direction and/or send described moving direction to the mobile terminal bound in advance, the effect of wearable device wearer self-protection can be played thus, also the object of monitoring old man or child can be played, achieve the object that the security of wearable device to surrounding environment detects.Overcome the wearable device that prior art provides, the problem that cannot detect the security of surrounding environment.
Should be understood that in embodiments of the present invention, the size of the sequence number of above-mentioned each process does not also mean that the priority of execution sequence, and the execution sequence of each process should be determined with its function and internal logic, and should not form any restriction to the implementation process of the embodiment of the present invention.
One of ordinary skill in the art will appreciate that all or part of step realized in the various embodiments described above method is that the hardware that can carry out instruction relevant by program has come, corresponding program can be stored in a computer read/write memory medium, described storage medium, as ROM/RAM, disk or CD etc.
Embodiment two
Fig. 3 shows the concrete structure block diagram of detection surrounding environment that the embodiment of the present invention two provides the whether device of safety, for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention.The device 3 of this detection surrounding environment whether safety can be the unit of the software unit be built in wearable device, hardware cell or software and hardware combining, and this wearable device can be glasses, gloves, intelligent watch, dress ornament and footwear etc.Whether safe device 3 comprises this detection surrounding environment: reference signal determining unit 31, Signal reception control module 32, moving direction determining unit 33 and moving direction processing unit 34.
Wherein, reference signal determining unit 31, for the wave source orientation of the WiFi reference signal and described WiFi reference signal of determining residing environment;
Signal reception control module 32, for receiving described WiFi reference signal and reflected signal, described reflected signal is the wireless signal reflected back by surrounding objects;
Moving direction determining unit 33, for more described WiFi reference signal and described reflected signal, according to the change of the frequency of described reflected signal and the moving direction of described wave source orientation determination surrounding objects;
Moving direction processing unit 34, for showing described moving direction and/or sending described moving direction to the mobile terminal bound in advance.
Further, described reference signal determining unit 31, comprising:
Signal reception control module, receives the first WiFi signal and second WiFi signal of residing environment respectively for controlling the first antenna and the second antenna;
Reference signal determination module, for more described first WiFi signal and described second WiFi signal, the maximum WiFi signal of locking signal intensity is WiFi reference signal;
Wave source orientation determination module, moves towards different directions for controlling wearable device, determines that the direction that the intensity increase of described WiFi reference signal is the fastest is wave source orientation.
Further, described Signal reception control module 32 controls the first antenna and the second antenna receives described WiFi reference signal and described reflected signal respectively.
Further, described moving direction determining unit 33, comprising:
First determination module, if strengthen for the frequency of reflected signal, then determines that surrounding objects is near wave source;
Second determination module, if constant for the frequency of reflected signal, then determines surrounding objects transfixion;
3rd determination module, if reduce for the frequency of reflected signal, then determines that surrounding objects is away from wave source.
Whether safe device can be applied in the embodiment of the method one of aforementioned correspondence the detection surrounding environment that the embodiment of the present invention provides, and details, see the description of above-described embodiment one, do not repeat them here.
Embodiment three
Fig. 4 shows the concrete structure block diagram of the wearable device that the embodiment of the present invention three provides, and for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention.This wearable device 4 can be glasses, gloves, intelligent watch, dress ornament and footwear etc., comprise the device 3 of the first antenna 41, second antenna 42 and the detection surrounding environment described in embodiment two whether safety, the device 3 of this detection surrounding environment whether safety comprises: reference signal determining unit 31, Signal reception control module 32, moving direction determining unit 33 and moving direction processing unit 34.
Wherein, reference signal determining unit 31, for the wave source orientation of the WiFi reference signal and described WiFi reference signal of determining residing environment;
Signal reception control module 32, for receiving described WiFi reference signal and reflected signal, described reflected signal is the wireless signal reflected back by surrounding objects;
Moving direction determining unit 33, for more described WiFi reference signal and described reflected signal, according to the change of the frequency of described reflected signal and the moving direction of described wave source orientation determination surrounding objects;
Moving direction processing unit 34, for showing described moving direction and/or sending described moving direction to the mobile terminal bound in advance.
Further, described reference signal determining unit 31, comprising:
Signal reception control module, receives the first WiFi signal and second WiFi signal of residing environment respectively for controlling the first antenna and the second antenna;
Reference signal determination module, for more described first WiFi signal and described second WiFi signal, the maximum WiFi signal of locking signal intensity is WiFi reference signal;
Wave source orientation determination module, moves towards different directions for controlling wearable device, determines that the direction that the intensity increase of described WiFi reference signal is the fastest is wave source orientation.
Further, described Signal reception control module 32 controls the first antenna and the second antenna receives described WiFi reference signal and described reflected signal respectively.
Further, described moving direction determining unit 33, comprising:
First determination module, if strengthen for the frequency of reflected signal, then determines that surrounding objects is near wave source;
Second determination module, if constant for the frequency of reflected signal, then determines surrounding objects transfixion;
3rd determination module, if reduce for the frequency of reflected signal, then determines that surrounding objects is away from wave source.
The wearable device that the embodiment of the present invention provides can be applied in the embodiment of the method one of aforementioned correspondence, and details, see the description of above-described embodiment one, do not repeat them here.
Those of ordinary skill in the art can recognize, in conjunction with unit and the algorithm steps of each example of embodiment disclosed herein description, can realize with the combination of electronic hardware or computer software and electronic hardware.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
Those skilled in the art can be well understood to, and for convenience and simplicity of description, the specific works process of the system of foregoing description, device and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that disclosed system, apparatus and method can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.
If described function using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part of the part that technical scheme of the present invention contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, ROM (read-only memory) (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic disc or CD etc. various can be program code stored medium.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.
Claims (10)
1. detect the method whether surrounding environment is safe, it is characterized in that, described method comprises:
Determine the WiFi reference signal of residing environment and the wave source orientation of described WiFi reference signal;
Receive described WiFi reference signal and reflected signal, described reflected signal is the wireless signal reflected back by surrounding objects;
More described WiFi reference signal and described reflected signal, according to the change of the frequency of described reflected signal and the moving direction of described wave source orientation determination surrounding objects;
Show described moving direction and/or send described moving direction to the mobile terminal bound in advance.
2. the method for claim 1, is characterized in that, describedly determines the WiFi reference signal of residing environment and the wave source orientation of described WiFi reference signal, comprising:
Control the first WiFi signal and the second WiFi signal that the first antenna and the second antenna receive residing environment respectively;
More described first WiFi signal and described second WiFi signal, the maximum WiFi signal of locking signal intensity is WiFi reference signal;
Control wearable device to move towards different directions, determine that the direction that the intensity increase of described WiFi reference signal is the fastest is wave source orientation.
3. the method for claim 1, is characterized in that, the described WiFi reference signal of described reception and reflected signal, comprising:
Control the first antenna and the second antenna receives described WiFi reference signal and described reflected signal respectively.
4. the method for claim 1, is characterized in that, the change of the described frequency according to described reflected signal and the moving direction of described wave source orientation determination surrounding objects, comprising:
If the frequency of reflected signal strengthens, then determine that surrounding objects is near wave source;
If the frequency of reflected signal is constant, then determine surrounding objects transfixion;
If the frequency of reflected signal reduces, then determine that surrounding objects is away from wave source.
5. detect the device whether surrounding environment is safe, it is characterized in that, described device comprises:
Reference signal determining unit, for the wave source orientation of the WiFi reference signal and described WiFi reference signal of determining residing environment;
Signal reception control module, for receiving described WiFi reference signal and reflected signal, described reflected signal is the wireless signal reflected back by surrounding objects;
Moving direction determining unit, for more described WiFi reference signal and described reflected signal, according to the change of the frequency of described reflected signal and the moving direction of described wave source orientation determination surrounding objects;
Moving direction processing unit, for showing described moving direction and/or sending described moving direction to the mobile terminal bound in advance.
6. device as claimed in claim 5, it is characterized in that, described reference signal determining unit, comprising:
Signal reception control module, receives the first WiFi signal and second WiFi signal of residing environment respectively for controlling the first antenna and the second antenna;
Reference signal determination module, for more described first WiFi signal and described second WiFi signal, the maximum WiFi signal of locking signal intensity is WiFi reference signal;
Wave source orientation determination module, moves towards different directions for controlling wearable device, determines that the direction that the intensity increase of described WiFi reference signal is the fastest is wave source orientation.
7. device as claimed in claim 5, it is characterized in that, described Signal reception control module controls the first antenna and the second antenna receives described WiFi reference signal and described reflected signal respectively.
8. device as claimed in claim 5, it is characterized in that, described moving direction determining unit, comprising:
First determination module, if strengthen for the frequency of reflected signal, then determines that surrounding objects is near wave source;
Second determination module, if constant for the frequency of reflected signal, then determines surrounding objects transfixion;
3rd determination module, if reduce for the frequency of reflected signal, then determines that surrounding objects is away from wave source.
9. a wearable device, is characterized in that, comprises the first antenna and the second antenna, also comprises the device of detection surrounding environment as described in any one of claim 5 to 8 whether safety.
10. wearable device as claimed in claim 9, it is characterized in that, described wearable device is intelligent watch.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510860224.4A CN105336098B (en) | 2015-11-30 | 2015-11-30 | Detect the whether safe method, apparatus of ambient enviroment and wearable device |
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| CN201510860224.4A CN105336098B (en) | 2015-11-30 | 2015-11-30 | Detect the whether safe method, apparatus of ambient enviroment and wearable device |
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| CN105336098B CN105336098B (en) | 2018-07-10 |
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| CN105336098B (en) | 2018-07-10 |
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