CN102778679A - Radio frequency rescue system and rescue method thereof - Google Patents
Radio frequency rescue system and rescue method thereof Download PDFInfo
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- CN102778679A CN102778679A CN2011101222890A CN201110122289A CN102778679A CN 102778679 A CN102778679 A CN 102778679A CN 2011101222890 A CN2011101222890 A CN 2011101222890A CN 201110122289 A CN201110122289 A CN 201110122289A CN 102778679 A CN102778679 A CN 102778679A
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Abstract
The invention discloses a radio frequency rescue system and a rescue method thereof. The radio frequency rescue system comprises at least one radio frequency tag, at least one radio frequency reader and at least one intelligent electronic device, wherein the radio frequency tag is carried by a user. When a disaster occurs, the rescue personnel carries the radio frequency reader to continuously send inquiry signals, and the radio frequency tag is started after receiving the inquiry signal and continuously sends out a reply signal after being started. After the radio frequency tag receives the reply signal, the reply signal is transmitted to the intelligent electronic device, application programs are used to analyze the signal intensity of the reply signal, and furthermore, the distance between the radio frequency tag which sends out the reply signal and the radio frequency reader which receives the reply signal is determined. Consequently, the system can help the rescue personnel to find out the location of the lost refugees in the disaster area.
Description
Technical field
The present invention is relevant for salvage system, especially more relevant for the salvage system and the rescue skills of the position of looking for stranded refugee through radio frequency.
Background technology
Generally speaking, when disaster (for example earthquake or mountain difficult) took place, the common people's that suffer a calamity or disaster action can be subjected to restriction, can only be passive wait for rescue.Therefore, popularize now at mobile phone, the common people that suffer a calamity or disaster can come the extraneous rescue of active request usually with the electronic equipment that possesses communication function (for example phone or note).
Yet, when disaster takes place, usually can make that the base station of telecom communication suffers damage, cause the bad or signal interruption of signal.Perhaps, also possibly cause the fracture of telephone line, make the victims of the disaster to call smoothly.Thus, not only the common people of safety can't come to have no mishap to the household by phone, and the common people that suffer a calamity or disaster also can't ask rescue through phone, and communication network is just as paralysis.
Moreover, through telecommunications insider's service, also can position at present through the position of network to communication facilities (for example mobile phone).So as to, the personnel of helping out of distress can lock a specific disaster area, and the communication facilities in this specific disaster area is positioned, to find out the possible common people's that suffer a calamity or disaster position.Yet, when the condition of a disaster is comparatively serious, may cause the damage of the network equipment, influence the transmission of network signal.So, the personnel that help out of distress not only can't position communication facilities, and the common people that suffer a calamity or disaster also can't use a computer or electronic installation such as mobile phone, initiatively require assistance through network, and the Internet performs practically no function.
Therefore,, when disaster takes place, help to search the common people's that suffer a calamity or disaster that can't initiatively require assistance position, be the difficult problem that the personnel utmost point of helping out of distress need overcome how through novel system and method.
Summary of the invention
Fundamental purpose of the present invention; Be to provide a kind of radio frequency salvage system and rescue skills thereof, help the personnel of helping out of distress, by the analysis of the signal intensity of radiofrequency signal in the disaster scene; Judge the refugee and the distance between the personnel of helping out of distress, so as to looking for the refugee's that can't initiatively require assistance position.
In order to achieve the above object, the invention provides a kind of radio frequency salvage system, comprising:
At least one rf readers;
At least one RF tag, this RF tag continue to send a return signal after being activated; And
At least one intelligent electronic device, its inside is equipped with an application program;
Wherein, When this rf readers receives this return signal that this RF tag sends; This return signal is sent to this intelligent electronic device, and analyzes the signal intensity of this return signal, so as to judging the distance between this rf readers and this RF tag through this application program.
As stated, wherein this rf readers and this intelligent electronic device transmit this return signal through the Bluetooth transmission interface.
As stated, wherein this rf readers has an entity connecting interface, and this rf readers electrically connects through this entity connecting interface and this intelligent electronic device, to transmit this return signal.
As stated, wherein this application program is indicated (Received Signal Strength Indication, RSSI) signal intensity of this return signal of technology judgement through receiving signal intensity.
As stated; The tag number that wherein comprises this RF tag in this return signal; Be loaded with the label narration that corresponds to this tag number in this application program on this intelligent electronic device in advance; After this intelligent electronic device receives this return signal, in this application program, obtain this label narration that corresponds to this tag number.
As stated, wherein this RF tag comprises:
One signal transmission unit;
One internal memory writes down the content of this return signal;
One micro-control unit electrically connects this internal memory and this signal transmission unit, after this RF tag is activated, externally sends this return signal through this signal transmission unit; And
One battery unit electrically connects this micro-control unit and this internal memory.
As stated, wherein this RF tag more comprises a push-button unit, electrically connects this micro-control unit, and this RF tag starts after this push-button unit is triggered, and after starting, externally sends this return signal.
As stated; Wherein this RF tag more comprises a sensing cell; Electrically connect this micro-control unit; The electronic signal that this sensing cell sends in order to sensing one external test, this RF tag sense this electronic signal in this sensing cell and start, and after starting, externally send this return signal.
As stated, wherein this sensing cell is a light sensing unit or an audio frequency sensing cell, and this electronic signal is a lightwave signal or a sound signal.
As stated; Wherein this RF tag more comprises a gravity sensor; Electrically connect this micro-control unit; This gravity sensor changes in order to the accekeration that produces on this RF tag of sensing, and this RF tag changes the back startup in the accekeration that senses to a certain degree, and after starting, externally sends this return signal.
As stated, wherein this radio frequency label more comprises a display unit, electrically connects this micro-control unit.
For clearer and more definite achieving the above object; The present invention further provides a kind of radio frequency rescue skills; Apply between at least one RF tag, at least one rf readers and at least one the intelligent electronic device; Wherein in this intelligent electronic device an application program is installed, this radio frequency rescue skills comprises:
A) continue to send a return signal after this RF tag is activated;
B) this rf readers receives this return signal that this RF tag sends, and this return signal is sent to this intelligent electronic device;
C) this intelligent electronic device carries out analysis and judgement through this application program; And
D) this intelligent electronic device provides a display screen, and the result that display analysis is judged on this display screen.
As stated, wherein before this step a, more comprise a step a1: externally continue to send an interrogating signal by this rf readers;
Wherein among this step a, this RF tag is after receiving this interrogating signal, to be activated.
As stated, wherein before this step a, more comprise a step a2: trigger the push-button unit on this RF tag;
Wherein among this step a, this RF tag is after this push-button unit is triggered, to be activated.
As stated, wherein before this step a, more comprise a step a3: send an electronic signal by an external test;
Wherein among this step a, this RF tag is after sensing this electronic signal, to be activated.
As stated, wherein before this step a, more comprise a step a4: change by the accekeration that produces on this RF tag of a gravity sensor (G-sensor) sensing on this RF tag;
Wherein among this step a, this RF tag is after the accekeration variation that senses to a certain degree, to be activated.
As stated; Wherein among this step c, this intelligent electronic device is through this application program, analyzes the signal intensity of this return signal that this RF tag sends; So as to signal intensity, judge the distance between this RF tag and this rf readers through this return signal.
As stated; Wherein lock this RF tag of at least one target simultaneously through this rf readers of three above fixed positions; And receive this return signal that this RF tag sends respectively; Among this step c; This intelligent electronic device receives this return signal that these three above rf readers transmit respectively, and this application program is calculated the distance between this RF tag of these three above rf readers and target respectively, and further calculates the orientation and the physical location of this RF tag with locator meams.
As stated; Wherein in this steps d; This intelligent electronic device provides one to explore the page through this application program, the distance between the tag number of this this RF tag of exploration page demonstration, signal intensity, this RF tag and this rf readers of this return signal, and time.
As stated; The time that wherein shows on this exploration page; For this RF tag sends the time of this return signal, the time that this rf readers receives this return signal, the time that this intelligent electronic device receives this return signal, or this intelligent electronic device is accomplished the time of analysis and judgement.
As stated; Wherein in this exploration page a lock field is provided more; This RF tag of a target of this lock field track lock, and show the peak signal that this rf readers receives, and the present signal that this rf readers received; So as to the comparison of the personnel of helping out of distress, find out the orientation and the physical location of this RF tag via present signal and peak signal.
The present invention contrasts the effect that prior art can reach and is; When disaster takes place; The equipment regular meeting of network system such as the Internet and communication network damages and can't use; Moreover when disaster betided the ground (for example among the remote mountains) that the Internet and communication network signal do not reach, regular meeting's order the personnel that help out of distress felt simply helpless.Through the present invention, then in the Internet and communication network can't use the time, still can pass through the short range transmissions form, the for example utilization of radio frequency, the position that lets the personnel of helping out of distress search the refugee is beneficial to help out of distress.Moreover, even the network equipment or communication facilities can normally use, but, in the time of can't initiatively externally requiring assistance,, still can let the personnel of helping out of distress initiatively learn the position of refugee's remains through the utilization of radio frequency then through the present invention when unfortunate past the giving birth to of refugee.
Description of drawings
Fig. 1 is the synoptic diagram of the preferred embodiment of radio frequency salvage system of the present invention and rescue skills;
Fig. 2 A is the system architecture diagram of radio frequency salvage system preferred embodiment of the present invention;
Fig. 2 B is the system architecture diagram of another preferred embodiment of radio frequency salvage system of the present invention;
Fig. 3 is the RF tag calcspar of radio frequency salvage system preferred embodiment of the present invention;
Fig. 4 A is the process flow diagram of first embodiment of radio frequency rescue skills of the present invention;
Fig. 4 B is the process flow diagram of second embodiment of radio frequency rescue skills of the present invention;
Fig. 4 C is the process flow diagram of the 3rd embodiment of radio frequency rescue skills of the present invention;
Fig. 4 D is the process flow diagram of the 4th embodiment of radio frequency rescue skills of the present invention;
Fig. 5 is that electronic installation first page of the present invention shows synoptic diagram;
Fig. 6 is that electronic installation second page of the present invention shows synoptic diagram;
Fig. 7 is that electronic installation the 3rd page of the present invention shows synoptic diagram;
Fig. 8 is that electronic installation the 4th page of the present invention shows synoptic diagram;
Fig. 9 is that electronic installation the 5th page of the present invention shows synoptic diagram.
Description of reference numerals
1... rf readers
11... entity connecting interface
The personnel 10... help out of distress
2... RF tag
20... the general common people
21... microprocessing unit
23... internal memory
22... signal transmission unit
24... push-button unit
25... battery unit
26... sensing cell
27... display unit
28... gravity sensor
T1... tag number
T2... label narration
3... electronic installation
30... application program
31... display screen
311... the exploration page
311A... lock field
312... the record page
313... system's page
314... the setting page
I1... signal intensity
I2... distance
I3... time
S1... interrogating signal
S2... return signal
S300A～S302A, S300B, S300C～S302C, S300D... step
S32～S38, S360, S362... step.
Embodiment
Existing with regard to a preferred embodiment of the present invention, conjunction with figs., specify as after.
Head sees also Fig. 1, and it is the synoptic diagram of the preferred embodiment of radio frequency salvage system of the present invention and rescue skills.The radio frequency salvage system that the present invention disclosed mainly comprises at least one rf readers 1, at least one RF tag 2 and at least one intelligent electronic device 3 (following this electronic installation 3 that in instructions, abbreviates as).Wherein, respectively this rf readers 1 mainly is disposed at one and helps out of distress on one's body the personnel 10, and respectively this RF tag 2 mainly is to be carried by the general common people 20.
When disaster takes place; The general common people 20 lock into disaster scene (for example rubble heap, mound, tube or remote mountains are medium); Handicapped; And the equipment of the Internet and communication network is impaired, in the time of can't externally requiring assistance through communication facilitiess such as computing machine and mobile phones, can rescue action through the radio frequency salvage system of the present invention personnel 10 that help to help out of distress.
Please consult Fig. 2 A simultaneously, it is the system architecture diagram of radio frequency salvage system preferred embodiment of the present invention.When carrying out the disaster relief, the general common people 20 carry this RF tag 2 respectively, and become scattered about the various places of disaster scene, and the personnel 10 that respectively help out of distress carry this rf readers 1 respectively.After this RF tag 2 is activated, promptly continue externally to send a return signal S2, can read this return signal S2 so as to this rf readers 1 respectively, to obtain the message of this RF tag 2.And respectively this RF tag 2 mainly is activated under following several kinds of situations:
One, externally continue to send an interrogating signal S1 respectively by this rf readers 1 respectively, when this rf readers 1 got into the signal read range of one of them this RF tag 2, this RF tag 2 can receive this interrogating signal S1.This RF tag 2 is activated after receiving this interrogating signal S1, and after startup, externally continues to send a return signal S2.
Two, the general common people 20 are when disaster takes place; Can trigger the push-button unit 24 (push-button unit 24 as shown in Figure 3) on this RF tag 2 of wearing voluntarily on one's body; To start this RF tag 2 voluntarily, make this RF tag 2 after startup, externally continue to send this return signal S2.When this rf readers 1 receives this return signal S2, have this RF tag 2 to exist near these personnel 10 that help out of distress can learn, that is, and near have the refugee to exist.
Three, the personnel 10 that respectively help out of distress go back portability and use an external test (among the figure indicate), for example an optical sensor or audio sensor, and to send electronic signal, for example light wave or audio frequency etc.Respectively this RF tag 2 senses this electronic signal in certain distance, and after sensing this electronic signal, is activated.And this RF tag 2 externally continues to send a return signal S2 after startup.
Four, a gravity sensor (G-sensor) 28 (gravity sensor 28 as shown in Figure 3) can be set on this RF tag 2, in order to the accekeration variation of this RF tag 2 moments generation of sensing.When the general common people 20 wear this RF tag 2, and meet with unexpectedly, like earthquake, fall or when being clashed into, this RF tag 2 can change because of the accekeration of moment and is activated.
Respectively this helps out of distress personnel 10 except carrying respectively this rf readers 1 respectively, more can carry at least one this electronic installation 3 by arbitrary people, for example is a mobile computer (Laptop), flat computer or intelligent mobile phone etc., does not limit.Mainly have a display screen 31 on this electronic installation 3, and one application program 30 is installed in these electronic installation 3 inside.
After this return signal S2 that this rf readers 1 this RF tag 2 of reception sends, this return signal S2 is sent to this electronic installation 3, to carry out further analysis and judgement through these application programs 30 in this electronic installation 3.Wherein shown in Fig. 2 A, this rf readers 1 mainly is through network system with this electronic installation 3, and for example the Bluetooth transmission interface transmits this return signal S2.Yet this is merely preferred embodiment of the present invention, and any network system that meets the short range transmissions form all can be used and transmit this return signal S2, can not limit.
And shown in Fig. 2 B, it is the system architecture diagram of another preferred embodiment of radio frequency salvage system of the present invention.Respectively this rf readers 1 is except through wireless network system; For example the Bluetooth transmission interface is connected with this electronic installation 3 and transmits outside this signal; More can electrically connect, to transmit signal (for example this return signal S2) through an entity connecting interface 11 and this electronic installation 3.Wherein, this entity connecting interface 11 can for example be universal serial bus (Universal Serial Bus, a USB) connecting interface, but do not limit.
After this electronic installation 3 receives this return signal S2; It mainly is the signal intensity of analyzing this return signal S2 through this application program 30 of inside; So as to; This application program 30 can be judged the distance between this rf readers 1 and this RF tag 2 further through the signal intensity of this return signal S2.That is, can judge this help out of distress personnel 10 and these general common people 20 of suffering a calamity or disaster between distance.So as to, these personnel 10 that help out of distress can through the variation of signal intensity and distance, judge the common people's that suffer a calamity or disaster orientation and physical location in moving.Wherein, this application program 30 mainly is that (Received Signal Strength Indication, RSSI) technology is judged the signal intensity of this return signal S2, but do not limited through receiving the signal intensity indication.
What deserves to be mentioned is, when the disaster relief, can form one group by at least three personnel 10 that help out of distress, following will be that example is explained with three.These three personnel 10 that help out of distress carry this rf readers 1 respectively, and advance with specific formation (for example becoming the triangle of a fixed proportion), search.Perhaps, place in the disaster scene this fixing more than three or three rf readers 1 (for example, with three be example, form the triangle of a fixed proportion), and lock this RF tag 2 of at least one target simultaneously by the rf readers 1 of these three fixed positions.The RF tag 2 of this 1 while of three rf readers with same this target carries out the reception of this return signal S2, and this electronic installation 3 receives this return signal S2 that these three rf readers 1 transmit respectively.Whereby; This application program 30 of this electronic installation 3 can calculate the distance between the RF tag 2 of this three radio frequencies reader 1 and this target respectively; So as to, further, calculate the orientation of this RF tag 2 and the information such as physical location of this RF tag 2 with the mode of location.More specifically, if the quantity of this rf readers 1 is three, mode that then can the triangle location accurately calculates information such as orientation and the physical location of this RF tag 2.
In the present embodiment; Mainly include a tag number T1 (as shown in Figure 5) in this RF tag 2; And can be in this application program 30 of this electronic installation 3; Load the label narration T2 correspond to this tag number T1 (for example can be this RF tag 2 holders' name and address etc.) in advance, as shown in Figure 8.Among this return signal S2 that this RF tag 2 is sent, mainly comprise this label code T 1 of this RF tag 2, but do not limit.Thus; When this electronic installation 3 receive that this return signal S2 and display analysis judge as a result the time; These personnel 10 that help out of distress can be through this tag number T1 of this RF tag 2; In this application program 30, obtain this label narration T2 that corresponds to this tag number T1, be beneficial to confirm the holder's of this RF tag 2 data.
Fig. 3 is the RF tag calcspar of radio frequency salvage system preferred embodiment of the present invention.As shown in the figure; In the present embodiment; This RF tag 2 mainly comprises a micro-control unit (Micro Control Unit; MCU) 21, one signal transmission unit 22, an internal memory 23 and this above-mentioned push-button unit 24, wherein this MCU 21 electrically connects this signal transmission unit 22, this internal memory 23 and this push-button unit 24 simultaneously.This signal transmission unit 22 externally receives the interrogating signal S1 that this rf readers 1 is transmitted, and after receiving, is sent to this MCU21, to start this RF tag 2.This internal memory 23 is in order to write down the content of this return signal S2, and for example information such as this tag number T1 after starting at this RF tag 2, externally transmits this return signal S2 through this signal transmission unit 22.
This push-button unit 24 provides the holder of this RF tag 2, initiatively starts this RF tag 2 with the mode that triggers this push-button unit 24, externally sends this return signal S2 to make this RF tag 2.What deserves to be mentioned is that this RF tag 2 more can comprise a battery unit 25, electrically connect this MCU 21 and this internal memory 23, in order to providing 23 work of this MCU 21 and this internal memory required power supply, but do not limit.
This radio frequency label 2 more comprises a sensing cell 26, electrically connects this MCU 21.The electronic signal that this sensing cell 26 is mainly sent in order to this external test of sensing (not indicating among the figure), for example, the audio frequency that light wave that optical sensor sends or audio sensor send etc.So as to, this sensing cell 26 is notified this MCU 21 after sensing this electronic signal, to start this RF tag 2, make these RF tag 2 beginnings externally send this return signal S2.
This RF tag 2 more comprises a gravity sensor 28, electrically connects this MCU 21.This gravity sensor 28 mainly changes in order to the accekeration of this RF tag 2 last moments generation of sensing; When this RF tag 2 passes through this gravity sensor 28; After sensing accekeration variation to a certain degree, this RF tag 2 starts, and after starting, begins externally to send this return signal S2.As stated, in the present embodiment, mainly can start this RF tag 2, comprise: one through at least four kinds mode. receive this interrogating signal S1 by this signal transmission unit 22; Two. this push-button unit 24 is triggered; Three. sense this electronic signal by this sensing cell 26; And, four. the accekeration that produces on this RF tag 2 to a certain degree changes.
This RF tag 2 more comprises a display unit 27, and (Light Emitting Diode LED), electrically connects this MCU 21 for example to can be a light emitting diode.This display unit 27 mainly in order to the startup that shows this RF tag 2 whether, the reception of this interrogating signal S1 whether, the triggering of this push-button unit 24 whether, the sensing of this electronic signal whether and the information such as whether send of this return signal S2; Warning the holder of this RF tag 2, but do not limit.
Continuous see also Fig. 4 A, be the process flow diagram of the first embodiment of the present invention.At first; This rf readers 1 externally continues to send this interrogating signal S1 (step S300A); Then, when treating that this rf readers 1 moves in the signal range of receiving of one of them this RF tag 2, this RF tag 2 can receive this interrogating signal S1 (step S302A).This RF tag 2 is after receiving this interrogating signal S1, to be activated, and this RF tag 2 externally continues to send this return signal S2 (step S32) after startup.
This rf readers 1 receives this return signal S2 that this RF tag 2 sends, and this return signal S2 is sent to this electronic installation 3 (step S34).Wherein, this rf readers 1 mainly is to send this return signal S2 to this electronic installation 3 through the Bluetooth transmission interface, or sends this return signal S2 to this electronic installation 3 through this entity connecting interface 11, does not limit.This electronic installation 3 is after this rf readers 1 receives this return signal S2, and S2 carries out analysis and judgement (step S36) through 30 pairs of these return signals of this application program.More specifically; This electronic installation 3 is signal intensities (step S360) of analyzing this return signal S2 that is received earlier through this application program 30; And re-use this application program 30, judge the distance (step S362) between this RF tag 2 and this rf readers 1 through the signal intensity of this return signal S2.
What deserves to be mentioned is, this this rf readers 1 of personnel's 10 portabilities of helping out of distress, in different azimuth moved, the orientation and the physical location of the common people that suffer a calamity or disaster (that is this RF tag 2) were judged in the variation of signal intensity and distance through corresponding different azimuth.Perhaps, lock this RF tag 2 simultaneously, make this application program 30 calculate the orientation and the physical location of this RF tag 2 with the triangle location algorithm through this rf readers 1 more than three or three.At last, this electronic installation 3 shows the result (step S38) of above-mentioned analysis and judgement through this display screen 31 on it.
Fig. 4 B is the process flow diagram of second embodiment of radio frequency rescue skills of the present invention.Except the above-mentioned mode of sending this interrogating signal S1 by this rf readers 1 starts this RF tag 2, the holder of this RF tag 2 can also start this RF tag 2 by active mode.Shown in Fig. 4 B, trigger this push-button unit 24 (step S300B) on this RF tag 2, start this RF tag 2 to trigger.Then, carry out this step S32 as Fig. 4 A shown in again to this step S38, after analysis and judgement signal intensity and distance, the result of display analysis judgement on this electronic installation 3.
Fig. 4 C is the process flow diagram of the 3rd embodiment of radio frequency rescue skills of the present invention.As shown in the figure, except the above-mentioned mode of sending this interrogating signal S1 by this rf readers 1 starts this RF tag 2, also can send this electronic signal (step S300C) through this external test, for example, light wave or audio frequency.So as to, this RF tag 2 is this electronic signal of sensing (step S302C) within the specific limits, and this RF tag 2 is activated after this electronic signal of sensing, and after starting, this step S32 shown in execution graph 4A or Fig. 4 B is to this step S38 again.
Fig. 4 D is the process flow diagram of the 4th embodiment of radio frequency rescue skills of the present invention.Except aforesaid way, this RF tag 2 also can come the accekeration on this RF tag 2 of sensing to change (step S300D) through this gravity sensor 28 on it.So as to, when this gravity sensor 28 sensed accekeration change degree to a certain degree, this RF tag 2 was activated.And this RF tag 2 is after startup, and this step S32 shown in execution graph 4A to Fig. 4 C is to this step S38.
The continuous Fig. 5 to Fig. 9 that sees also shows synoptic diagram for electronic installation first page of the present invention shows synoptic diagram to the five pages.Fig. 5 and Fig. 6 are presented on this display screen 31 of this electronic installation 3, an exploration page 311 that in above-mentioned this step S38, is shown.At first as shown in Figure 5; This exploration page 311 mainly can show between signal intensity I1, this RF tag 2 and this rf readers 1 of this tag number T1 of this RF tag 2, this return signal S2 that this rf readers 1 is received apart from I2, and time I3 etc.But the above is merely preferred embodiment of the present invention, should be as limit.
What deserves to be mentioned is; Above-mentioned this time I3 that should explore demonstration in the page 311; Mainly be to can be the time that this RF tag 2 sends this return signal S2, the time that this rf readers 1 receives this return signal S2, the time that this electronic installation 3 receives this return signal S2; Or the time of these electronic installation 3 completion analysis and judgement etc., do not limit.
Then as shown in Figure 6, when these personnel's 10 desires of helping out of distress lock this RF tag 2 of a target that has searched, also can, this open a lock field 311A after exploring the data of choosing this RF tag 2 on the page 311.So as to, this RF tag that is selected 2 of track lock, and show further data, for example latitude, longitude, peak signal that this rf readers 1 received, and present signal that this rf readers 1 received etc.The distance, orientation and the physical location that let these personnel 10 that help out of distress be convenient to follow the trail of single this RF tag 2.Wherein, the trace data of latitude and longitude, but (Global Positioning System GPS) accomplishes, but does not limit combining global positioning system.
For instance, help out of distress this rf readers 1 of personnel's 10 portabilities and this electronic installation 3 are searched everywhere in the disaster scene, and are write down the peak signal of this RF tag 2 of a target through this application program 30 of this electronic installation 3.When confirming that the signal that on certain place, is received is peak signal, the expression refugee possibly be positioned at the vertical direction (for example under mound or the rubble heap) in this place, and can rescue action this moment to this place.
Fig. 7 shows the record page 312 on this display screen 31 of this electronic installation 3.This record page 312 mainly is the record that shows these rf readers 1 detected all these RF tags 2, so as to, let these personnel 10 that help out of distress can follow the trail of all records before, be beneficial to the disaster relief.
Fig. 8 shows the system's page 313 on this display screen 31 of this electronic installation 3.This tag number T1 of this RF tag 2 that this system's page 313 searches except demonstration, also can further pass through this tag number T1, in this application program 30, obtain this label narration T2 that corresponds to this tag number T1.So as to, let these personnel 10 that help out of distress understand the holder's of this RF tag 2 data (for example, holder's name or address etc.).
Fig. 9 shows that one on this display screen 31 of this electronic installation 3 set the page 314.As shown in the figure, these personnel 10 that help out of distress can pass through this setting page 314, and the display word of ordering this application program 30 certainly mentions information such as user's title.And, set the page 314 through this, can carry out the setting of group to this RF tag 2 that searches, and can be to this tag number T1 of this RF tag 2, this label narration T2 that setting is corresponding also is stored in this application program 30.
What is more, in the present embodiment, this application program 30 mainly is the signal intensity through this return signal S2, judges this rf readers 1 and sends the distance between this RF tag 2 of this return signal S2.Yet the transfer standard of this signal intensity and this distance can be in 30 of this application programs and builds, sets up on their own etc. through 314 of this setting pages by algorithm computation or by these personnel 10 that help out of distress, and does not limit.
What deserves to be mentioned is that this application program 30 mainly is to be stored in this electronic installation 3 in order to interior, after this electronic installation 3 loaded this application program 30 and carries out, this electronic installation 3 can be carried out this radio frequency rescue skills.More specifically, after this application program 30 loaded and carries out, this electronic installation 3 received this return signal S2 that this rf readers 1 transmits earlier, and wherein this return signal S2 comes from this RF tag 2.Then, this electronic installation 3 is analyzed the signal intensity of this return signal S2 through this application program 30, and more and then through the signal intensity of this return signal S2, judges the distance between this RF tag 2 and this rf readers 1.At last, relend, show the result of above-mentioned analysis and judgement by this display screen 31 on this electronic installation 3.
The above is merely preferred embodiments of the present invention, is not so limitation protection scope of the present invention, so the equivalence that every utilization content of the present invention is done changes, all in like manner is contained in protection scope of the present invention.
Claims (21)
1. a radio frequency salvage system is characterized in that, this radio frequency salvage system comprises:
At least one rf readers;
At least one RF tag, this RF tag continue to send a return signal after being activated; And
At least one intelligent electronic device, its inside is equipped with an application program;
Wherein, When said rf readers receives the return signal that said RF tag sends; This return signal is sent to this intelligent electronic device, and analyzes the signal intensity of this return signal, judge the distance between said rf readers and the said RF tag through said application program.
2. radio frequency salvage system according to claim 1 is characterized in that, said rf readers and said intelligent electronic device transmit said return signal through the Bluetooth transmission interface.
3. radio frequency salvage system according to claim 1 is characterized in that, said rf readers has an entity connecting interface, and said rf readers electrically connects through this entity connecting interface and said intelligent electronic device, to transmit said return signal.
4. radio frequency salvage system according to claim 1 is characterized in that, said application program is judged the signal intensity of said return signal through receiving signal intensity indication technology.
5. radio frequency salvage system according to claim 1; It is characterized in that; The tag number that comprises said RF tag in the said return signal; Be loaded with the label narration that corresponds to this tag number in this application program on the said intelligent electronic device in advance, after this intelligent electronic device receives this return signal, in said application program, obtain this label narration that corresponds to this tag number.
6. radio frequency salvage system according to claim 1 is characterized in that, this RF tag comprises:
One signal transmission unit;
One internal memory writes down the content of said return signal;
One micro-control unit, it electrically connects this internal memory and this signal transmission unit, after said RF tag is activated, externally sends said return signal through this signal transmission unit; And
One battery unit, it electrically connects this micro-control unit and this internal memory.
7. radio frequency salvage system according to claim 6; It is characterized in that said RF tag more comprises a push-button unit, electrically connect said micro-control unit; Said RF tag starts after this push-button unit is triggered, and after starting, externally sends said return signal.
8. radio frequency salvage system according to claim 6; It is characterized in that; Said RF tag more comprises a sensing cell, electrically connects said micro-control unit, the electronic signal that this sensing cell sends in order to sensing one external test; This RF tag starts after this sensing cell senses this electronic signal, and after starting, externally sends said return signal.
9. radio frequency salvage system according to claim 8 is characterized in that, said sensing cell is a light sensing unit or an audio frequency sensing cell, and this electronic signal is a lightwave signal or a sound signal.
10. radio frequency salvage system according to claim 6; It is characterized in that; Said RF tag more comprises a gravity sensor, and it electrically connects said micro-control unit, and this gravity sensor changes in order to the accekeration that produces on the said RF tag of sensing; Said RF tag changes the back startup at the accekeration that senses to a certain degree, and after starting, externally sends said return signal.
11. radio frequency salvage system according to claim 6 is characterized in that said RF tag more comprises a display unit, this display unit electrically connects said micro-control unit.
12. a radio frequency rescue skills applies to it is characterized in that between at least one RF tag, at least one rf readers and at least one the intelligent electronic device that in this intelligent electronic device an application program is installed, this radio frequency rescue skills comprises:
A) continue to send a return signal after this RF tag is activated;
B) this rf readers receives this return signal that this RF tag sends, and this return signal is sent to this intelligent electronic device;
C) this intelligent electronic device carries out analysis and judgement through this application program; And
D) this intelligent electronic device provides a display screen, and the result that display analysis is judged on this display screen.
13. radio frequency rescue skills according to claim 12 is characterized in that, before the said step a), more comprises a step a1: externally continue to send an interrogating signal by said rf readers;
In the wherein said step a), said RF tag is after receiving said interrogating signal, to be activated.
14. radio frequency rescue skills according to claim 12 is characterized in that, before the said step a), more comprises a step a2: trigger the push-button unit on the said RF tag;
In the wherein said step a), said RF tag is after said push-button unit is triggered, to be activated.
15. radio frequency rescue skills according to claim 12 is characterized in that, before the said step a), more comprises a step a3: send an electronic signal by an external test;
In the wherein said step a), said RF tag is after sensing this electronic signal, to be activated.
16. radio frequency rescue skills according to claim 12 is characterized in that, before the said step a), more comprises a step a4: change by the accekeration that produces on this RF tag of gravity sensor sensing on the said RF tag;
In the wherein said step a), said RF tag is after the accekeration variation that senses to a certain degree, to be activated.
17. radio frequency rescue skills according to claim 12; It is characterized in that; In the said step c), said intelligent electronic device is through said application program, analyzes the signal intensity of this return signal that said RF tag sends; So as to signal intensity, judge the distance between said RF tag and the said rf readers through this return signal.
18. radio frequency rescue skills according to claim 17; It is characterized in that; Lock the said RF tag of at least one target simultaneously through the said rf readers of three above fixed positions; And receiving the return signal that this RF tag sends respectively, in the said step c), said intelligent electronic device receives this return signal that these three above rf readers transmit respectively; Said application program is calculated the distance between this RF tag of these three above rf readers and target respectively, and further calculates the orientation and the physical location of this RF tag with locator meams.
19. radio frequency rescue skills according to claim 17; It is characterized in that; In the said step d); Said intelligent electronic device provides one to explore the page through said application program, and this exploration page shows the distance between signal intensity, this RF tag and this rf readers of tag number, this return signal of said RF tag, and the time.
20. radio frequency rescue skills according to claim 19; It is characterized in that; The time that shows on the said exploration page; For said RF tag sends the time of said return signal, the time that this rf readers receives this return signal, the time that this intelligent electronic device receives this return signal, or this intelligent electronic device is accomplished the time of analysis and judgement.
21. radio frequency rescue skills according to claim 19; It is characterized in that, in the said exploration page lock field is provided more, the said RF tag of a target of this lock field track lock; And show the peak signal that this rf readers receives; And the present signal that this rf readers received, so as to the comparison of the personnel of helping out of distress, find out the orientation and the physical location of this RF tag via present signal and peak signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2011101222890A CN102778679A (en) | 2011-05-12 | 2011-05-12 | Radio frequency rescue system and rescue method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101222890A CN102778679A (en) | 2011-05-12 | 2011-05-12 | Radio frequency rescue system and rescue method thereof |
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| CN102778679A true CN102778679A (en) | 2012-11-14 |
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| CN2011101222890A Pending CN102778679A (en) | 2011-05-12 | 2011-05-12 | Radio frequency rescue system and rescue method thereof |
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