CN107343264A - A kind of call for service method, apparatus and system - Google Patents

A kind of call for service method, apparatus and system Download PDF

Info

Publication number
CN107343264A
CN107343264A CN201710535713.1A CN201710535713A CN107343264A CN 107343264 A CN107343264 A CN 107343264A CN 201710535713 A CN201710535713 A CN 201710535713A CN 107343264 A CN107343264 A CN 107343264A
Authority
CN
China
Prior art keywords
msub
mrow
wireless communication
communication module
calling terminal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710535713.1A
Other languages
Chinese (zh)
Inventor
李凤麟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201710535713.1A priority Critical patent/CN107343264A/en
Publication of CN107343264A publication Critical patent/CN107343264A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/90—Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]

Abstract

The invention provides a kind of call for service method, apparatus and system, this method to include：The call signal from wearable calling terminal is received by least two wireless communication modules being deployed on different deployment points, wherein, the call signal is sent by the wearable calling terminal triggered by caller with the forms of broadcasting, and the wearable calling terminal is dressed by the caller；According to the position of each wireless communication module, and the intensity of the call signal received by each wireless communication module, the positional information of the wearable calling terminal present position is determined；The positional information is sent to by least one response terminal with the forms of broadcasting by least two wireless communication module, so that the response terminal sends rescue signal and the wearable calling terminal present position is shown.This programme can more carry out call for service in time.

Description

A kind of call for service method, apparatus and system
Technical field
The present invention relates to field of computer technology, more particularly to a kind of call for service method, apparatus and system.
Background technology
As the fast development of economy and the peacefulness of society are flourishing, the living standard of people improves constantly, health shape Condition is also constantly lifted, and China is stepped into aging society.In order to ensure the elderly can reasonably be taken care of, nursed, Rehabilitation and amusement, country encourage and support non-governmental capital to found the geriatric nursing homes such as home for destitute, maintenance institute, apartment for elderly people, the home for the aged. Under the encouragement and support of country, the quantity of geriatric nursing home is continuously increased, and how the elderly that lives in geriatric nursing home is entered Effective look after of row turns into urgent problem to be solved, for example, old man fall down after how to be succoured in time.
At present, call for service is carried out when occurring unexpected in order to facilitate the elderly, geriatric nursing home is provided with multiple rescues and exhaled Button is, call for service button can be triggered when the elderly occurs unexpected to call rescue.
The method that call for service is carried out for current the elderly, call for service button are generally arranged at fixed position, than Such as corridor, dining room, but the elderly may occur surprisingly at any time, for example fallen down in regions such as stair, toilets, if it happens Unexpected region do not have after call for service button and the elderly's accident can not automatic moving, then can not carry out calling in time and rescue Help.
The content of the invention
The embodiments of the invention provide a kind of call for service method, apparatus and system, more can be rescued in time Calling.
In a first aspect, the embodiments of the invention provide a kind of call for service method, including：
Received by least two wireless communication modules being deployed on different deployment points and come from wearable calling terminal Call signal, wherein, the call signal is by the wearable calling terminal that is triggered by caller with the forms of broadcasting Send, the wearable calling terminal is dressed by the caller；
According to the position of each wireless communication module, and it is described received by each wireless communication module The intensity of call signal, determine the positional information of the wearable calling terminal present position；
The positional information is sent to by least one sound with the forms of broadcasting by least two wireless communication module Terminal is answered, so that the response terminal sends rescue signal and the wearable calling terminal present position is shown.
Alternatively, the positional information for determining the wearable calling terminal present position, including：
The wireless communication module of the call signal is received for each, is connect according to the wireless communication module The intensity of the call signal received, the wireless communication module is calculated by equation below one and the wearable calling is whole The distance between end；
The formula one includes：
Wherein, the PiCharacterize the intensity of the call signal received by i-th of wireless communication module；It is described d0Characterize distance constant；The P0For constant, characterize between the wireless communication module and the wearable calling terminal away from From equal to the d0When, the intensity of the call signal received by the wireless communication module；The F0It can be worn described in sign Wear the transmit power of formula calling terminal；The diCharacterize i-th of wireless communication module and the wearable calling terminal The distance between；The k1To k6Characterize constant；
According to the position of each wireless communication module for receiving the call signal, and it is each receive it is described The distance between the wireless communication module of call signal and the wearable calling terminal, determine described wearable exhale It is the positional information of terminal present position.
Alternatively, the positional information for determining the wearable calling terminal present position, including：
Three target wireless communication modules are determined from each wireless communication module for receive the call signal, According to the distance between three target wireless communication modules and the wearable calling terminal, and three targets The coordinate of communication module, an intersecting point coordinate is determined by equation below group one, equation group two and equation group three respectively, and will be true Three intersecting point coordinates made substitute into the coordinate that equation below two calculates the wearable calling terminal；
The equation group one includes：
The equation group two includes：
The equation group three includes：
The formula two includes：
Wherein, (a1, b1) characterize first target wireless communication module coordinate；(a2, b2) characterize described in second The coordinate of target wireless communication module；(a3, b3) characterize the 3rd target wireless communication module coordinate；The d1Characterize The distance between first target wireless communication module and the wearable calling terminal；The d2Characterize second institute State the distance between target wireless communication module and the wearable calling terminal；The d3Characterize the 3rd target without The distance between line communication module and the wearable calling terminal；(the x1, y1) characterize equation group three solution in point (a1, b1) the minimum solution of distance；(the x2, y2) characterize equation group two solution in point (a2, b2) the minimum solution of distance；It is described (x3, y3) characterize equation group two solution in point (a3, b3) the minimum solution of distance；(x, y) characterizes the wearable calling The coordinate of terminal.
Alternatively, it is described from each wireless communication module for receive the call signal determine three targets without Line communication module, including：
According to receive each wireless communication module of the call signal and the wearable calling terminal it Between distance, distance is minimum between selection and the wearable calling terminal from each wireless communication module three The wireless communication module is as the target wireless communication module.
Alternatively, after the positional information is sent at least one response terminal by the form by broadcast, Further comprise：
Detect whether that at least one response terminal be present reaches the location of described wearable calling terminal, such as Fruit is alarm command for stopping to be sent to each response terminal by the form of broadcast, so that the response terminal stops hair Go out rescue signal and stop being shown the wearable calling terminal present position.
Second aspect, the embodiment of the present invention additionally provide a kind of call for service device, including：Receiving unit, processing unit And transmitting element；
The receiving unit, receive and come from at least two wireless communication modules by being deployed on different deployment points The call signal of wearable calling terminal, wherein, the call signal described wearable is exhaled by what is triggered by caller Terminal is made to be sent with the forms of broadcasting, the wearable calling terminal is dressed by the caller；
The processing unit, pass through for the position according to each wireless communication module, and the receiving unit The intensity of the call signal received by each wireless communication module, determine residing for the wearable calling terminal The positional information of position；
The transmitting element, for by least two wireless communication module with the forms of broadcasting by the processing unit The positional information determined is sent at least one response terminal, so that the response terminal sends rescue signal and to institute Wearable calling terminal present position is stated to be shown.
Alternatively,
The processing unit, for for wireless communication module each described, being received according to the wireless communication module The intensity of the call signal arrived, the wireless communication module and the wearable calling terminal are calculated by equation below one The distance between；
The formula one includes：
Wherein, the PiCharacterize the intensity of the call signal received by i-th of wireless communication module；It is described d0Characterize distance constant；The P0For constant, characterize between the wireless communication module and the wearable calling terminal away from From equal to the d0When, the intensity of the call signal received by the wireless communication module；The F0It can be worn described in sign Wear the transmit power of formula calling terminal；The diCharacterize i-th of wireless communication module and the wearable calling terminal The distance between；The k1To k6Characterize constant；
The processing unit, it is additionally operable to according between each wireless communication module and the wearable calling terminal Distance, and the position of each wireless communication module, determine the position of the wearable calling terminal present position Information.
Alternatively,
The processing unit, for determining three from each wireless communication module for receive the call signal Target wireless communication module, according between three target wireless communication modules and the wearable calling terminal away from From, and the coordinate of three destinations traffic modules, determined respectively by equation below group one, equation group two and equation group three One intersecting point coordinate, and determine three intersecting point coordinates are substituted into equation below two and calculate the wearable calling terminal Coordinate；
The equation group one includes：
The equation group two includes：
The equation group three includes：
The formula two includes：
Wherein, (a1, b1) characterize first target wireless communication module coordinate；(a2, b2) characterize described in second The coordinate of target wireless communication module；(a3, b3) characterize the 3rd target wireless communication module coordinate；The d1Characterize The distance between first target wireless communication module and the wearable calling terminal；The d2Characterize second institute State the distance between target wireless communication module and the wearable calling terminal；The d3Characterize the 3rd target without The distance between line communication module and the wearable calling terminal；(the x1, y1) characterize equation group three solution in point (a1, b1) the minimum solution of distance；(the x2, y2) characterize equation group two solution in point (a2, b2) the minimum solution of distance；It is described (x3, y3) characterize equation group two solution in point (a3, b3) the minimum solution of distance；(x, y) characterizes the wearable calling The coordinate of terminal.
The third aspect, the embodiment of the present invention additionally provide a kind of call for service system, including：What above-mentioned second aspect provided Any one calls deliverance apparatus, at least one wearable calling terminal, at least one response terminal and is deployed in different portions At least two wireless communication modules on administration's point；
Each described wearable calling terminal, dressed for callee, and after being triggered by the caller Call signal is sent with the forms of broadcasting；
Each described wireless communication module, the calling sent for receiving at least one wearable calling terminal Signal, and the call signal is sent to the call for service device；
Each described response terminal, pass through at least two radio communication mold for receiving the call for service device Send rescue signal after the positional information that block is sent with the forms of broadcasting, and according to the positional information to can described in corresponding The location of wearable calling terminal is shown.
Alternatively,
The wearable calling terminal includes：Bracelet, trigger button and wireless transmitter module；
The trigger button and the wireless transmitter module are located on the bracelet；
The trigger button, for after the triggering by the caller, sending and triggering to the wireless transmitter module Signal；
The wireless transmitter module, for after the trigger signal that the trigger button is sent is received, with broadcast Form sends call signal.
Alternatively,
The response terminal includes：Wireless receiving module, alarm and display screen；
The wireless receiving module, the positional information sent for receiving the call for service device；
The alarm, for the positional information received according to the wireless receiving module, send rescue signal；
The display screen, for showing the map in region residing for the wearable calling terminal, and according to described wireless The positional information that receiving module receives, the location of described wearable calling terminal is identified on the map.
Call for service method, apparatus and system provided in an embodiment of the present invention, wearable calling terminal are being called After the triggering of person, call signal is sent to each wireless communication module being deployed on different deployment points with the forms of broadcasting, due to The wireless communication module calling that can cause received by wireless communication module different from the distance between wearable calling terminal The intensity of signal is different, therefore can be according to received by the position of each wireless communication module and each wireless communication module The intensity of call information, determine the positional information of wearable calling terminal.By each wireless communication module with the forms of broadcasting After the positional information of wearable calling terminal is sent into each response terminal so that response terminal sends rescue signal and right The position of wearable calling terminal is shown.Because wearable calling terminal is worn by caller, rescuer can root The location of caller is determined according to the position of the wearable calling terminal of response terminal display, and then to scene to caller Rescued.Therefore, caller can more carry out call for service in time.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are the present invention Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of flow chart for call for service method that one embodiment of the invention provides；
Fig. 2 is the schematic diagram of equipment where a kind of call for service device that one embodiment of the invention provides；
Fig. 3 is a kind of schematic diagram for call for service device that one embodiment of the invention provides；
Fig. 4 is a kind of schematic diagram for call for service system that one embodiment of the invention provides；
Fig. 5 is a kind of schematic diagram for wearable calling terminal that one embodiment of the invention provides；
Fig. 6 is a kind of schematic diagram for response terminal that one embodiment of the invention provides；
Fig. 7 is the flow chart for another call for service method that one embodiment of the invention provides；
Fig. 8 is a kind of distribution schematic diagram for target wireless communication module that one embodiment of the invention provides.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is Part of the embodiment of the present invention, rather than whole embodiments, based on the embodiment in the present invention, those of ordinary skill in the art The every other embodiment obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
As shown in figure 1, the embodiments of the invention provide a kind of call for service method, this method may comprise steps of：
Step 101：Received by least two wireless communication modules being deployed on synchronous deployment point from wearable The call signal of calling terminal, wherein, the call signal by the wearable calling terminal that is triggered by caller with The forms of broadcasting are sent, and the wearable calling terminal is dressed by the caller；
Step 102：Received according to the position of each wireless communication module, and each wireless communication module The intensity of the call signal arrived, determine the positional information of the wearable calling terminal present position；
Step 103：By at least two wireless communication module with the forms of broadcasting by the positional information be sent to Few response terminal, so that the response terminal sends rescue signal and entered to the wearable calling terminal present position Row displaying.
The embodiments of the invention provide a kind of call for service method, wearable calling terminal is triggered by caller Afterwards, call signal is sent to each wireless communication module being deployed on different deployment points with the forms of broadcasting, due to radio communication Module is different from the distance between wearable calling terminal to cause the strong of the call signal received by wireless communication module Degree is different, therefore can be according to the call information received by the position of each wireless communication module and each wireless communication module Intensity, determine the positional information of wearable calling terminal.Will be wearable with the forms of broadcasting by each wireless communication module After the positional information of formula calling terminal is sent to each response terminal so that response terminal sends rescue signal and to wearable The position of calling terminal is shown.Because wearable calling terminal is worn by caller, rescuer can be according to response eventually Hold the position of the wearable calling terminal of displaying to determine the location of caller, and then caller is rescued to scene Help.Therefore, caller can more carry out call for service in time.
Alternatively, as shown in figure 1,
Determined in step 102 according to the intensity of the position of each wireless communication module and received call signal The positional information of wearable calling terminal, specifically may comprise steps of：
A1：Determination receives at least one wireless communication module of call signal from each wireless communication module；
A2：For each wireless communication module determined in A1, exhaling according to received by the wireless communication module The intensity of signal is, the distance between the wireless communication module and wearable calling terminal are calculated by equation below one；
Formula one includes：
In above-mentioned formula, PiCharacterize the intensity of the call signal received by i-th of wireless communication module；d0Characterize away from From constant；P0For constant, characterize the distance between wireless communication module and wearable calling terminal and be equal to d0When, radio communication The intensity of call signal received by module；F0Characterize the transmit power of wearable calling terminal；diCharacterize i-th it is wireless The distance between communication module and wearable calling terminal；k1To k6Characterize constant；
A3：According to the position for each wireless communication module determined in A1, and each channel radio calculated in A2 Believe the distance between module and wearable calling terminal, determine the positional information of wearable calling terminal present position.
Specifically, for any one wireless communication module, the wireless communication module institute receiving calling signal intensity is influenceed Factor have two, factor one is the intensity of call signal transmitted by wearable calling terminal, and factor two is wearable exhales It is the distance between terminal and the wireless communication module.
For above-mentioned factor one, after the power of wearable calling terminal determines, the intensity of its transmitted call signal For definite value.As shown in above-mentioned formula one,Wearable calling terminal transmission is characterized to exhale The intensity of signal is, can be by measuring away from wearable calling terminal d0The signal intensity P at place0And obtain, such as d0Can be 1m, P0Unit be watt.And k1And k2It is constant, in practical business implementation process, k110, k can be equal to2It can be equal to 20。
For above-mentioned factor two, the distance of wireless communication module and wearable calling terminal is more remote, wearable calling Loss of intensity is bigger when the call signal that terminal is sent reaches wireless communication module.As shown in above-mentioned formula two,Characterize call signal be lost on the transmit path it is strong Degree.Wherein, F0Characterize the power that wearable calling terminal sends call signal, k3、k4、k5And k6It is constant, in actual industry It is pragmatic it is existing during, k310, k can be equal to432.45, k can be equal to520, k can be equal to620 can be equal to.
Alternatively, in the position according to each wireless communication module and wireless communication module and wearable calling terminal The distance between, when determining the positional information of wearable calling terminal present position, specifically it may comprise steps of：
B1：Three target wireless communication modules are determined from each wireless communication module for receiving call information number；
B2：According to the coordinate that three target wireless communication modules are determined in B1, and three target wireless communication modules The distance between wearable calling terminal, one is determined respectively by equation below group one, equation group two and equation group three Intersecting point coordinate；
Equation group one includes：
Equation group two includes：
Equation group three includes：
Wherein, (a1, b1) characterize first aim wireless communication module coordinate；(a2, b2) characterize second target it is wireless The coordinate of communication module；(a3, b3) characterize the 3rd target wireless communication module coordinate；d1Characterize first aim channel radio Believe the distance between module and wearable calling terminal；d2Characterize second target wireless communication module and wearable calling The distance between terminal；d3Characterize the distance between the 3rd target wireless communication module and wearable calling terminal；(x1, y1) characterize equation group three solution in point (a1, b1) the minimum solution of distance；(x2, y2) characterize equation group two solution in point (a2, b2) the minimum solution of distance；(x3, y3) characterize equation group two solution in point (a3, b3) the minimum solution of distance；
B3：The coordinate of obtained in B2 three intersection points is substituted into equation below two, calculates wearable calling terminal Coordinate；
Formula two includes：
Wherein, (x, y) characterizes the coordinate of wearable calling terminal.
Specifically, above-mentioned equation group one is used to determine to be equal to d with first wireless communication module distance1, and with second Wireless communication module distance is equal to d2Point coordinates, equation group one may have two solutions, one solution or do not solve, only examine herein Consider equation group one and solution be present, subsequently illustrated in the case of equation group one is without solution.If equation group one has two During individual solution, it is (a to calculate the corresponding point of two solutions respectively with coordinate3, b3) the 3rd target wireless communication module between away from From using the coordinate of a point in small distance between the 3rd target wireless communication module as (x3, y3)；If equation group Only one solution, then directly using the coordinate put corresponding to the solution as (x3, y3)。
(x is determined according to equation group one with above-mentioned3, y3) process it is similar, (x is determined according to equation group two2, y2), according to side Cheng Zusan determines (x1, y1)。
Influenceed by environmental factor, by three target wireless communication modules that above-mentioned formula one is obtained with it is wearable The distance between calling terminal there may be error, cause three intersecting point coordinates obtaining by above three equation group not phase Together.In order to improve the accuracy of the coordinate for the wearable calling terminal finally determined, will be obtained by above three equation group Three intersecting point coordinates obtained substitute into above-mentioned formula two, calculate the average abscissa and mean ordinate of three intersecting point coordinates respectively, Coordinate (x, y) using the average abscissa and mean ordinate that calculate as wearable calling terminal.
For no solving equations be present in above three equation group, it is determined that with circle CircleAnd circleCircumscribed and radius is minimum A public circle of contact, the coordinate (x, y) using the center of circle of the public circle of contact as wearable calling terminal.
Alternatively, when above-mentioned B1 determines target wireless communication module, each nothing for receiving call signal is being calculated After the distance between line communication module and wearable calling terminal, from each wireless communication module for receiving call signal Three minimum wireless communication modules of distance are as target wireless communication module between selection and wearable calling terminal.
Specifically, by determining to wear away from three nearer wireless communication modules of wearable calling terminal physical location The coordinate of formula calling terminal is worn, the final accuracy for determining coordinate can be lifted, ensures that rescuer can rush to calling in time The location of person, caller is timely rescued.
Alternatively, the positional information of wearable calling terminal is being sent at least one response terminal with the forms of broadcasting Afterwards, it can detect and the location of wearable calling terminal of at least one response terminal arrival at least be present, if it is, passing through The similar of broadcast sends alarm command for stopping to each response terminal, so that each response terminal stops sending rescue signal, and Stop being shown the present position of wearable calling terminal.
Specifically, it is usually portable equipment to respond terminal, as entrained by rescuer.When response terminal sends rescue signal And after showing the position of wearable calling terminal, the position of caller is rushed towards in the position that rescuer is shown according to response terminal Caller is rescued., can be to each response terminal hair after one of rescuer reaches caller location Deliver newspaper alert command for stopping, make response terminal stop sending rescue signal.So, multiple rescuers are avoided to same caller Rescued, and the situation for missing other callers occurs, and improves the reasonability of the call for service method.
As shown in Figure 2 and Figure 3, the embodiments of the invention provide a kind of call for service device.Device embodiment can be by soft Part is realized, can also be realized by way of hardware or software and hardware combining.For hardware view, as shown in Fig. 2 being this hair A kind of hardware structure diagram of equipment where the call for service device that bright embodiment provides, except the processor shown in Fig. 2, internal memory, Outside network interface and nonvolatile memory, the equipment in embodiment where device can also generally include other hardware, Such as it is responsible for the forwarding chip of processing message.Exemplified by implemented in software, as shown in figure 3, as the dress on a logical meaning Put, be to read corresponding computer program instructions in nonvolatile memory in internal memory by the CPU of equipment where it to transport What row was formed.The call for service device that the present embodiment provides, including：Receiving unit 301, processing unit 302 and transmitting element 303；
Receiving unit 301, receive and come from at least two wireless communication modules by being deployed on different deployment points The call signal of wearable calling terminal, wherein, call signal by the wearable calling terminal that is triggered by caller with The forms of broadcasting are sent, and wearable calling terminal is dressed by caller；
Processing unit 302, pass through each nothing for the position according to each wireless communication module, and receiving unit 301 The intensity of call signal received by line communication module, determine the positional information of wearable calling terminal present position；
Transmitting element 303, the position for being determined processing unit 302 with the forms of broadcasting for each wireless communication module are believed Breath is sent at least one response terminal, so that response terminal sends rescue signal and to wearable calling terminal present position It is shown.
Alternatively, as shown in figure 3,
Processing unit 302, for for each wireless communication module, exhaling according to received by the wireless communication module The intensity of signal is, the distance between the wireless communication module and wearable calling terminal are calculated by equation below one；
Formula one includes：
Wherein, PiCharacterize the intensity of the call signal received by i-th of wireless communication module；d0Characterize distance constant；P0 For constant, characterize the distance between wireless communication module and wearable calling terminal and be equal to d0When, wireless communication module is connect The intensity of the call signal received；F0Characterize the transmit power of wearable calling terminal；diCharacterize i-th of wireless communication module The distance between wearable calling terminal；k1To k6Characterize constant；
Processing unit 302, it is additionally operable to according to the distance between each wireless communication module and wearable calling terminal, with And the position of each wireless communication module, determine the positional information of wearable calling terminal present position.
Alternatively, as shown in figure 3,
Processing unit 302, for determining three Target Wireless from each wireless communication module for receive call signal Communication module, led to according to the distance between three target wireless communication modules and wearable calling terminal, and three targets Believe the coordinate of module, an intersecting point coordinate is determined by equation below group one, equation group two and equation group three respectively, and will determine Three intersecting point coordinates gone out substitute into the coordinate that equation below two calculates wearable calling terminal；
Equation group one includes：
Equation group two includes：
Equation group three includes：
Formula two includes：
Wherein, (a1, b1) characterize first aim wireless communication module coordinate；(a2, b2) characterize second target it is wireless The coordinate of communication module；(a3, b3) characterize the 3rd target wireless communication module coordinate；d1Characterize first aim channel radio Believe the distance between module and wearable calling terminal；d2Characterize second target wireless communication module and wearable calling The distance between terminal；d3Characterize the distance between the 3rd target wireless communication module and wearable calling terminal；(x1, y1) characterize equation group three solution in point (a1, b1) the minimum solution of distance；(x2, y2) characterize equation group two solution in point (a2, b2) the minimum solution of distance；(x3, y3) characterize equation group two solution in point (a3, b3) the minimum solution of distance；(x, y) is characterized and can worn Wear the coordinate of formula calling terminal.
Alternatively, as shown in figure 3,
Transmitting element 303, it is further used at least one response terminal arrival wearable calling being present Behind terminal location, alarm command for stopping is sent to each response terminal by the form of broadcast, so that response terminal is stopped Only send rescue signal and stop being shown wearable calling terminal present position.
Certainly, rescuer can respond terminal with manual-lock, its stopping is sent rescue signal and stop to wearable Formula calling terminal present position is shown.
It should be noted that the content such as information exchange, implementation procedure between each unit in said apparatus, due to this Inventive method embodiment is based on same design, and particular content can be found in the narration in the inventive method embodiment, no longer superfluous herein State.
As shown in figure 4, one embodiment of the invention provides a kind of call for service system, including：Above-mentioned each embodiment Any one call for service device 401 of offer, at least one wearable calling terminal 402, at least one response terminal 403 With at least two wireless communication modules 404 being deployed on different deployment points；
Each wearable calling terminal 402, dressed for callee, and with broadcast after being triggered by caller Form sends call signal；
Each wireless communication module 404, the calling letter sent for receiving at least one wearable calling terminal 402 Number, and call signal is sent to call for service device 401；
Each response terminal 403, for receiving call for service device 401 by each wireless communication module 404 with wide Rescue signal is sent after broadcasting the positional information of form transmission, and according to positional information to corresponding wearable calling terminal 402 Location is shown.
The embodiments of the invention provide a kind of call for service system, each caller dresses a wearable calling eventually End, after caller triggers wearable calling terminal, wearable calling terminal sends call signal with the forms of broadcasting.It is each After wireless communication module receives the call signal that wearable calling terminal is sent, the signal received is sent to call for service Device.Call for service device is strong according to the position of each wireless communication module and wireless communication module institute receiving calling signal Degree, it is determined that sending the positional information of the wearable calling terminal of call signal, and the positional information determined is sent to respectively Individual wireless communication module.Each wireless communication module is sent out positional information after positional information is received with the forms of broadcasting Send.After each response terminal receives the positional information that wireless communication module is sent, rescue signal is sent and to wearable calling The position of terminal is shown.Rescuer can be according to the position of response terminal display, to the location of caller to calling Person is rescued.Therefore, call for service can more be carried out in time by the system, caller.
Alternatively, as shown in figure 5,
Each wearable calling terminal 402 includes：Bracelet 4021, trigger button 4022 and wireless transmitter module 4023, wherein,
Trigger button 4022 and wireless transmitter module 4023 are located on bracelet 4021；
Trigger button 4022, for after the triggering by caller, trigger signal to be sent to wireless transmitter module 4023；
Wireless transmitter module 4023, for receive trigger button 4022 transmission trigger signal after, with the forms of broadcasting Send call signal.
Specifically, wearable calling terminal can be that the form of Intelligent bracelet is realized, but can only be set on bracelet Trigger button and wireless transmitter module, after user triggers to trigger button, wireless transmitter module is sent with the forms of broadcasting Call signal.Because caller is generally the elderly, the function of Intelligent bracelet is simplified, facilitates the elderly to use.In addition, simplify intelligence The function of energy bracelet, the stand-by time of Intelligent bracelet can be extended.
In addition, Intelligent bracelet can be designed by pro-skin waterproof material, user is set not produced when being worn in wrist tired Superfluous sense, while when washing one's hands without removing, improve the experience of user.
Alternatively, as shown in fig. 6,
Each response terminal 403 includes：Wireless receiving module 4031, alarm 4032 and display screen 4033；
Wireless receiving module 4031, for receiving the positional information of call for service device transmission；
Alarm 4032, for the positional information received according to wireless receiving module 4031, send rescue signal；
Display screen 4033, for showing the map in region residing for wearable calling terminal, and according to wireless receiving module 4032 positional informations received, identify the location of wearable calling terminal on the diagram.
Specifically, response terminal can be designed as portable set, be carried with by rescuer.When wireless receiving module connects After the positional information for receiving wearable calling terminal, alarm sends rescue signal in the form of buzzing, vibration, prompt tone etc., Prompting rescuer is rescued caller.Map that rescuer shows after the prompting of alarm is obtained, according to display screen and The position of wearable calling terminal, rush towards the location of caller and caller is rescued.
It is portable set by response Terminal Design, facilitates rescuer to carry with, to ensure that rescuer can connect at any time The call signal of wireless communication module broadcast is received, to rescue in time caller.
The map of caller zone of action is installed in terminal is responded in advance, for example home for destitute area is installed in terminal is responded The map in domain, such display screen can show position of the wearable calling terminal on map, facilitate rescuer to determine calling The location of person, and then the location of caller can be rushed in time and caller is rescued.
With reference to above-described embodiment provide call for service apparatus and method, using to home for destitute the elderly rescue as Example, is described in further detail to call for service method provided in an embodiment of the present invention, as shown in fig. 7, this method can include Following steps：
Step 701：Caller triggers to wearable calling terminal, wearable calling terminal is sent calling letter Number.
In an embodiment of the invention, each the elderly one bracelet form of distribution in nest egg institute is wearable Formula calling terminal, and require the elderly's long periods of wear.For any one the elderly A, nothing after accidental falls occur for the elderly A When method is taken action, the wearable calling terminal A that the elderly A is worn to it is triggered, and broadcasts wearable calling terminal A Form send call signal.
Step 702：Each wireless communication module receives the call signal that wearable calling terminal is sent, and will receive Call signal be sent to call for service device.
In an embodiment of the invention, 100 wireless communication modules are set in the home for destitute residing for the elderly A, than Such as in stair, corridor, elevator, toilet, dining room, after ensureing that wearable calling terminal sends call signal in any position There are at least three wireless communication modules to receive the call signal.When wearable calling terminal A is sent out with the forms of broadcasting After going out call signal, each wireless communication module call signal that wearable calling terminal A is sent respectively, and will receive Call signal is sent to call for service device.
Step 703：Call for service device determines each nothing according to the intensity of call signal and the position of wireless communication module The distance between line communication module and wearable calling terminal.
In an embodiment of the invention, call for service device receives after call signal is received for each The wireless communication module of call signal, by the coordinate of the wireless communication module and the wireless communication module institute receiving calling signal Intensity imports equation below one, calculates the distance between the wireless communication module and wearable calling terminal：
Wherein, the meaning of parameters and specific calculating process are carried out in the above-described embodiments in above-mentioned formula one It is described in detail, will not be repeated here.
For example, sharing the call signal that the wearable calling terminal A that 10 wireless communication modules have received is sent, lead to Cross above-mentioned formula one and calculate the distance between 10 wireless communication modules and wearable calling terminal A respectively.
Step 704：According to the distance between with wearable calling terminal, from the radio communication mold for receiving call signal Three target wireless communication modules are determined in block.
In an embodiment of the invention, determine each wireless communication module for receiving call signal with it is wearable After the distance between formula calling terminal A, from each wireless communication module for receiving call signal select 3 with it is wearable The minimum wireless communication module of distance is as target wireless communication module between calling terminal A, wherein, 3 target wireless communications Module is respectively target wireless communication module 1, target wireless communication module 2 and target wireless communication module 3.
Step 705：According to the coordinate of three target wireless communication modules and between wearable calling terminal away from From determining the coordinate of wearable calling terminal.
In an embodiment of the invention, according to the result of calculation in step 703, coordinate is (a1, b1) Target Wireless lead to Believe that the distance between module 1 and wearable calling terminal A are d1, coordinate is (a2, b2) target wireless communication module 2 with can The distance between wearable calling terminal A is d2, coordinate is (a3, b3) target wireless communication module 3 with it is wearable calling eventually It is d to hold the distance between A2.By the coordinate of three target wireless communication modules and the distance between with wearable calling terminal A Following three equation group is substituted into, obtains three intersecting point coordinates：
Equation group one includes：
Equation group two includes：
Equation group three includes：
As shown in figure 8, the operation result of equation group one is circle (a1, b1) and circle (a2, b2) two intersection points M1 and M2 seat Mark, due to point M2 than point M1 closer to point (a3, b3) (coordinate of target wireless communication module 3), using M2 coordinate as (x3, y3).Similarly, using N2 coordinate as (x2, y2), using O2 coordinate as (x1, y1)。
M2, N2 and O2 coordinate are substituted into equation below two, calculate wearable calling terminal A coordinate (x, y)：
Step 706：By each wireless communication module, the coordinate of the wearable calling terminal of transmission in the form of broadcast.
In an embodiment of the invention, call for service device, will after wearable calling terminal A coordinate is got Wearable calling terminal A coordinate is sent to each wireless communication module, each wireless communication module is sent out with the forms of broadcasting Send wearable calling terminal A coordinate.
Step 707：Each response terminal receives the coordinate that wireless communication module is sent, and sends rescue signal and to wearable The position of formula calling terminal is shown.
In an embodiment of the invention, home for destitute A administrative staff everyone be equipped with a portable response terminal, work as sound After answering terminal to receive the coordinate of any one wireless communication module transmission, rescue is sent in the form of vibration, buzzing, prompt tone etc. Signal, home for destitute A map is shown by display screen, and wearable calling is shown eventually on map according to the coordinate received Hold A position.
Step 708：After having response terminal to reach wearable calling terminal location, call for service device is to each Individual response terminal sends alarm command for stopping, so that each response terminal stop alarm.
In an embodiment of the invention, home for destitute A administrative staff are according to the content that shows of response terminal, to wearable The location of formula calling terminal A is rescued the elderly A.And call for service device has detected whether that response terminal arrival can The location of wearable calling terminal A, if so, then sending alarm to each response terminal by each wireless communication module Command for stopping, make all response terminals stop sending rescue signal, and stop showing wearable calling terminal A position.
The embodiment of the present invention additionally provides a kind of computer-readable recording medium, and execute instruction is stored with computer-readable recording medium, when storage controls Described in the computing device of device during execute instruction, the storage control performs the call for service side that above-mentioned each embodiment provides Method.
The embodiment of the present invention additionally provides a kind of storage control, including：Processor, memory and bus；
The memory is used to store execute instruction, and the processor is connected with the memory by the bus, when During the storage control operation, the execute instruction of memory storage described in the computing device, so that the storage Controller performs the call for service method that above-mentioned each embodiment provides.
The call for service method, apparatus and system that each embodiment of the present invention provides, at least have the advantages that：
1st, in embodiments of the present invention, wearable calling terminal is after the triggering by caller, with the forms of broadcasting to It is deployed in each wireless communication module on different deployment points and sends call signal, because wireless communication module is exhaled with wearable Make the different intensity that can cause the call signal received by wireless communication module of the distance between terminal different, therefore can root According to the intensity of the call information received by the position of each wireless communication module and each wireless communication module, determine wearable The positional information of formula calling terminal.The position of wearable calling terminal is believed with the forms of broadcasting by each wireless communication module After breath is sent to each response terminal so that response terminal sends rescue signal and the position to wearable calling terminal is carried out Displaying.Because wearable calling terminal is worn by caller, rescuer can exhale according to response the wearable of terminal display Make the position of terminal determine the location of caller, and then caller is rescued to scene.Therefore, caller can be more To carry out call for service in time.
2nd, in embodiments of the present invention, from each wireless communication module for receive call signal select three targets without Line communication module, calling is received according to the coordinate of three target wireless communication modules, and three target wireless communication modules The intensity of signal, the position of wearable calling terminal is determined using three side algorithms and centroid localization algorithm, is guaranteed calibrated The coordinate of the true wearable calling terminal determined, so as to ensure that rescuer can find caller in time.
3rd, in embodiments of the present invention, it is determined that during target wireless communication module, selection and wearable calling terminal away from From three minimum wireless communication modules as target wireless communication module.Because according to call signal Strength co-mputation radio communication When the distance between module and wearable calling terminal, between wireless communication module and wearable calling terminal it is actual away from From bigger, the range error calculated is bigger.Selection comes true with wearable calling terminal wireless communication module closer to the distance The coordinate of fixed wearable calling terminal, further improves the accuracy positioned to caller.
4th, in embodiments of the present invention, respond module terminal can be designed as portable set, so that rescuer takes with oneself Band, find to need the caller rescued in time, improve the promptness rescued caller.In addition, work as one of them After rescuer reaches caller location, alarm command for stopping can be sent to each response terminal, stop response terminal Only send rescue signal.So, multiple rescuers are avoided to rescue same caller, and miss other callers Situation occur, improve the reasonability of the call for service method.
It should be noted that herein, such as first and second etc relational terms are used merely to an entity Or operation makes a distinction with another entity or operation, and not necessarily require or imply and exist between these entities or operation Any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant be intended to it is non- It is exclusive to include, so that process, method, article or equipment including a series of elements not only include those key elements, But also the other element including being not expressly set out, or also include solid by this process, method, article or equipment Some key elements.In the absence of more restrictions, the key element limited by sentence " including one ", is not arranged Except other identical factor in the process including the key element, method, article or equipment being also present.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through Programmed instruction related hardware is completed, and foregoing program can be stored in computer-readable storage medium, the program Upon execution, the step of execution includes above method embodiment；And foregoing storage medium includes：ROM, RAM, magnetic disc or light Disk etc. is various can be with the medium of store program codes.
It is last it should be noted that：Presently preferred embodiments of the present invention is the foregoing is only, is merely to illustrate the skill of the present invention Art scheme, is not intended to limit the scope of the present invention.Any modification for being made within the spirit and principles of the invention, Equivalent substitution, improvement etc., are all contained in protection scope of the present invention.

Claims (10)

  1. A kind of 1. call for service method, it is characterised in that including：
    Exhaling from wearable calling terminal is received by least two wireless communication modules being deployed on different deployment points Signal is, wherein, the call signal is sent by the wearable calling terminal triggered by caller with the forms of broadcasting, The wearable calling terminal is dressed by the caller；
    According to the position of each wireless communication module, and the calling received by each wireless communication module The intensity of signal, determine the positional information of the wearable calling terminal present position；
    The positional information is sent to eventually by least one response with the forms of broadcasting by least two wireless communication module End, so that the response terminal sends rescue signal and is shown to the wearable calling terminal present position.
  2. 2. according to the method for claim 1, it is characterised in that described to determine the wearable calling terminal present position Positional information, including：
    The wireless communication module of the call signal is received for each, according to received by the wireless communication module The call signal intensity, by equation below one calculate the wireless communication module and the wearable calling terminal it Between distance；
    The formula one includes：
    <mrow> <msub> <mi>P</mi> <mi>i</mi> </msub> <mo>=</mo> <msub> <mi>k</mi> <mn>1</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>lg</mi> <mrow> <mo>(</mo> <mfrac> <msub> <mi>P</mi> <mn>0</mn> </msub> <mn>0.001</mn> </mfrac> <mo>)</mo> </mrow> <mo>+</mo> <msub> <mi>k</mi> <mn>2</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>lg</mi> <mrow> <mo>(</mo> <msub> <mi>d</mi> <mn>0</mn> </msub> <mo>)</mo> </mrow> <mo>-</mo> <msub> <mi>k</mi> <mn>3</mn> </msub> <mo>&amp;CenterDot;</mo> <mo>&amp;lsqb;</mo> <msub> <mi>k</mi> <mn>4</mn> </msub> <mo>+</mo> <msub> <mi>k</mi> <mn>5</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>lg</mi> <mrow> <mo>(</mo> <msub> <mi>F</mi> <mn>0</mn> </msub> <mo>)</mo> </mrow> <mo>+</mo> <msub> <mi>k</mi> <mn>6</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>lg</mi> <mrow> <mo>(</mo> <msub> <mi>d</mi> <mi>i</mi> </msub> <mo>)</mo> </mrow> <mo>&amp;rsqb;</mo> <mo>&amp;CenterDot;</mo> <mi>lg</mi> <mrow> <mo>(</mo> <mfrac> <msub> <mi>d</mi> <mi>i</mi> </msub> <msub> <mi>d</mi> <mn>0</mn> </msub> </mfrac> <mo>)</mo> </mrow> </mrow>
    Wherein, the PiCharacterize the intensity of the call signal received by i-th of wireless communication module；The d0Table Levy distance constant；The P0For constant, the distance between the wireless communication module and the wearable calling terminal are characterized Equal to the d0When, the intensity of the call signal received by the wireless communication module；The F0Characterize described wearable The transmit power of formula calling terminal；The diCharacterize i-th wireless communication module and the wearable calling terminal it Between distance；The k1To k6Characterize constant；
    According to the position of each wireless communication module for receiving the call signal, and each receive the calling The distance between the wireless communication module of signal and the wearable calling terminal, determine the wearable calling eventually Hold the positional information of present position.
  3. 3. according to the method for claim 2, it is characterised in that described to determine the wearable calling terminal present position Positional information, including：
    Three target wireless communication modules are determined from each wireless communication module for receive the call signal, according to The distance between three target wireless communication modules and the wearable calling terminal, and three destinations traffics The coordinate of module, an intersecting point coordinate is determined by equation below group one, equation group two and equation group three respectively, and will determined Three intersecting point coordinates substitute into equation below two and calculate the coordinate of the wearable calling terminal；
    The equation group one includes：
    <mrow> <mo>(</mo> <msub> <mi>x</mi> <mn>3</mn> </msub> <mo>,</mo> <msub> <mi>y</mi> <mn>3</mn> </msub> <mo>)</mo> <mo>=</mo> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>1</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>2</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>2</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> </mtable> </mfenced> </mrow>
    The equation group two includes：
    <mrow> <mo>(</mo> <msub> <mi>x</mi> <mn>2</mn> </msub> <mo>,</mo> <msub> <mi>y</mi> <mn>2</mn> </msub> <mo>)</mo> <mo>=</mo> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>1</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>3</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>3</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>3</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> </mtable> </mfenced> </mrow>
    The equation group three includes：
    <mrow> <mo>(</mo> <msub> <mi>x</mi> <mn>1</mn> </msub> <mo>,</mo> <msub> <mi>y</mi> <mn>1</mn> </msub> <mo>)</mo> <mo>=</mo> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>3</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>3</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>3</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>2</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>2</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> </mtable> </mfenced> </mrow>
    The formula two includes：
    <mrow> <mo>(</mo> <mi>x</mi> <mo>,</mo> <mi>y</mi> <mo>)</mo> <mo>=</mo> <mo>(</mo> <mfrac> <mrow> <msub> <mi>x</mi> <mn>1</mn> </msub> <mo>+</mo> <msub> <mi>x</mi> <mn>2</mn> </msub> <mo>+</mo> <msub> <mi>x</mi> <mn>3</mn> </msub> </mrow> <mn>3</mn> </mfrac> <mo>,</mo> <mfrac> <mrow> <msub> <mi>y</mi> <mn>1</mn> </msub> <mo>+</mo> <msub> <mi>y</mi> <mn>2</mn> </msub> <mo>+</mo> <msub> <mi>y</mi> <mn>3</mn> </msub> </mrow> <mn>3</mn> </mfrac> <mo>)</mo> </mrow>
    Wherein, (a1, b1) characterize first target wireless communication module coordinate；(a2, b2) characterize second target The coordinate of wireless communication module；(a3, b3) characterize the 3rd target wireless communication module coordinate；The d1Characterize first The distance between the individual target wireless communication module and the wearable calling terminal；The d2Characterize second mesh Mark the distance between wireless communication module and the wearable calling terminal；The d3The 3rd Target Wireless is characterized to lead to Believe the distance between module and the wearable calling terminal；(the x1, y1) characterize equation group three solution in point (a1, b1) the minimum solution of distance；(the x2, y2) characterize equation group two solution in point (a2, b2) the minimum solution of distance；(the x3, y3) characterize equation group two solution in point (a3, b3) the minimum solution of distance；(x, y) characterizes the wearable calling terminal Coordinate.
  4. 4. according to the method for claim 3, it is characterised in that described from each nothing for receiving the call signal Three target wireless communication modules are determined in line communication module, including：
    According to receiving between each wireless communication module of the call signal and the wearable calling terminal Distance, described in distance is minimum between selection and the wearable calling terminal from each wireless communication module three Wireless communication module is as the target wireless communication module.
  5. 5. according to any described method in Claims 1-4, it is characterised in that in the form by broadcast by described in Positional information is sent to after at least one response terminal, is further comprised：
    Detect whether that at least one response terminal be present reaches the location of described wearable calling terminal, if It is alarm command for stopping to be sent to each response terminal by the form of broadcast, so that the response terminal stops sending Rescue signal simultaneously stops being shown the wearable calling terminal present position.
  6. A kind of 6. call for service device, it is characterised in that including：Receiving unit, processing unit and transmitting element；
    The receiving unit, received at least two wireless communication modules by being deployed on different deployment points and come from and can wear The call signal of formula calling terminal is worn, wherein, the call signal is whole by the wearable calling triggered by caller End is sent with the forms of broadcasting, and the wearable calling terminal is dressed by the caller；
    The processing unit, for the position according to each wireless communication module, and the receiving unit pass through it is each The intensity of the call signal received by the wireless communication module, determine the wearable calling terminal present position Positional information；
    The transmitting element, for being determined the processing unit with the forms of broadcasting by least two wireless communication module The positional information gone out is sent at least one response terminal so that it is described response terminal send rescue signal and to it is described can Wearable calling terminal present position is shown.
  7. 7. device according to claim 6, it is characterised in that
    The processing unit, for for wireless communication module each described, according to received by the wireless communication module The intensity of the call signal, calculated by equation below one between the wireless communication module and the wearable calling terminal Distance；
    The formula one includes：
    <mrow> <msub> <mi>P</mi> <mi>i</mi> </msub> <mo>=</mo> <msub> <mi>k</mi> <mn>1</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>lg</mi> <mrow> <mo>(</mo> <mfrac> <msub> <mi>P</mi> <mn>0</mn> </msub> <mn>0.001</mn> </mfrac> <mo>)</mo> </mrow> <mo>+</mo> <msub> <mi>k</mi> <mn>2</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>lg</mi> <mrow> <mo>(</mo> <msub> <mi>d</mi> <mn>0</mn> </msub> <mo>)</mo> </mrow> <mo>-</mo> <msub> <mi>k</mi> <mn>3</mn> </msub> <mo>&amp;CenterDot;</mo> <mo>&amp;lsqb;</mo> <msub> <mi>k</mi> <mn>4</mn> </msub> <mo>+</mo> <msub> <mi>k</mi> <mn>5</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>lg</mi> <mrow> <mo>(</mo> <msub> <mi>F</mi> <mn>0</mn> </msub> <mo>)</mo> </mrow> <mo>+</mo> <msub> <mi>k</mi> <mn>6</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>lg</mi> <mrow> <mo>(</mo> <msub> <mi>d</mi> <mi>i</mi> </msub> <mo>)</mo> </mrow> <mo>&amp;rsqb;</mo> <mo>&amp;CenterDot;</mo> <mi>lg</mi> <mrow> <mo>(</mo> <mfrac> <msub> <mi>d</mi> <mi>i</mi> </msub> <msub> <mi>d</mi> <mn>0</mn> </msub> </mfrac> <mo>)</mo> </mrow> </mrow>
    Wherein, the PiCharacterize the intensity of the call signal received by i-th of wireless communication module；The d0Table Levy distance constant；The P0For constant, the distance between the wireless communication module and the wearable calling terminal are characterized Equal to the d0When, the intensity of the call signal received by the wireless communication module；The F0Characterize described wearable The transmit power of formula calling terminal；The diCharacterize i-th wireless communication module and the wearable calling terminal it Between distance；The k1To k6Characterize constant；
    The processing unit, be additionally operable to according between each wireless communication module and the wearable calling terminal away from From, and the position of each wireless communication module, the positional information of the wearable calling terminal present position is determined.
  8. 8. device according to claim 7, it is characterised in that
    The processing unit, for determining three targets from each wireless communication module for receive the call signal Wireless communication module, according to the distance between three target wireless communication modules and the wearable calling terminal, with And the coordinate of three destinations traffic modules, one is determined respectively by equation below group one, equation group two and equation group three Intersecting point coordinate, and determine three intersecting point coordinates are substituted into the seat that equation below two calculate the wearable calling terminal Mark；
    The equation group one includes：
    <mrow> <mo>(</mo> <msub> <mi>x</mi> <mn>3</mn> </msub> <mo>,</mo> <msub> <mi>y</mi> <mn>3</mn> </msub> <mo>)</mo> <mo>=</mo> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>1</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>2</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>2</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> </mtable> </mfenced> </mrow>
    The equation group two includes：
    <mrow> <mo>(</mo> <msub> <mi>x</mi> <mn>2</mn> </msub> <mo>,</mo> <msub> <mi>y</mi> <mn>2</mn> </msub> <mo>)</mo> <mo>=</mo> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>1</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>3</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>3</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>3</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> </mtable> </mfenced> </mrow>
    The equation group three includes：
    <mrow> <mo>(</mo> <msub> <mi>x</mi> <mn>1</mn> </msub> <mo>,</mo> <msub> <mi>y</mi> <mn>1</mn> </msub> <mo>)</mo> <mo>=</mo> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>3</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>3</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>3</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <msup> <mrow> <mo>(</mo> <mi>x</mi> <mo>-</mo> <msub> <mi>a</mi> <mn>2</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>+</mo> <msup> <mrow> <mo>(</mo> <mi>y</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>)</mo> </mrow> <mn>2</mn> </msup> <mo>=</mo> <msubsup> <mi>d</mi> <mn>2</mn> <mn>2</mn> </msubsup> </mrow> </mtd> </mtr> </mtable> </mfenced> </mrow>
    The formula two includes：
    <mrow> <mo>(</mo> <mi>x</mi> <mo>,</mo> <mi>y</mi> <mo>)</mo> <mo>=</mo> <mo>(</mo> <mfrac> <mrow> <msub> <mi>x</mi> <mn>1</mn> </msub> <mo>+</mo> <msub> <mi>x</mi> <mn>2</mn> </msub> <mo>+</mo> <msub> <mi>x</mi> <mn>3</mn> </msub> </mrow> <mn>3</mn> </mfrac> <mo>,</mo> <mfrac> <mrow> <msub> <mi>y</mi> <mn>1</mn> </msub> <mo>+</mo> <msub> <mi>y</mi> <mn>2</mn> </msub> <mo>+</mo> <msub> <mi>y</mi> <mn>3</mn> </msub> </mrow> <mn>3</mn> </mfrac> <mo>)</mo> </mrow>
    Wherein, (a1, b1) characterize first target wireless communication module coordinate；(a2, b2) characterize second target The coordinate of wireless communication module；(a3, b3) characterize the 3rd target wireless communication module coordinate；The d1Characterize first The distance between the individual target wireless communication module and the wearable calling terminal；The d2Characterize second mesh Mark the distance between wireless communication module and the wearable calling terminal；The d3The 3rd Target Wireless is characterized to lead to Believe the distance between module and the wearable calling terminal；(the x1, y1) characterize equation group three solution in point (a1, b1) the minimum solution of distance；(the x2, y2) characterize equation group two solution in point (a2, b2) the minimum solution of distance；(the x3, y3) characterize equation group two solution in point (a3, b3) the minimum solution of distance；(x, y) characterizes the wearable calling terminal Coordinate.
  9. A kind of 9. call for service system, it is characterised in that including：Any described call for service device in claim 6 to 8, At least one wearable calling terminal, at least one response terminal and at least two channel radios being deployed on different deployment points Believe module；
    Each described wearable calling terminal, dressed for callee, and with wide after being triggered by the caller Broadcast form and send call signal；
    Each described wireless communication module, the calling letter sent for receiving at least one wearable calling terminal Number, and the call signal is sent to the call for service device；
    Each described response terminal, for receive the call for service device by least two wireless communication module with Rescue signal is sent after the positional information that the forms of broadcasting are sent, and according to the positional information to corresponding described wearable The location of formula calling terminal is shown.
  10. 10. system according to claim 9, it is characterised in that
    The wearable calling terminal includes：Bracelet, trigger button and wireless transmitter module；
    The trigger button and the wireless transmitter module are located on the bracelet；
    The trigger button, for after the triggering by the caller, trigger signal to be sent to the wireless transmitter module；
    The wireless transmitter module, for after the trigger signal that the trigger button is sent is received, with the forms of broadcasting Send call signal；
    And/or
    The response terminal includes：Wireless receiving module, alarm and display screen；
    The wireless receiving module, the positional information sent for receiving the call for service device；
    The alarm, for the positional information received according to the wireless receiving module, send rescue signal；
    The display screen, for showing the map in region residing for the wearable calling terminal, and according to the wireless receiving The positional information that module receives, the location of described wearable calling terminal is identified on the map.
CN201710535713.1A 2017-07-03 2017-07-03 A kind of call for service method, apparatus and system Pending CN107343264A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710535713.1A CN107343264A (en) 2017-07-03 2017-07-03 A kind of call for service method, apparatus and system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710535713.1A CN107343264A (en) 2017-07-03 2017-07-03 A kind of call for service method, apparatus and system

Publications (1)

Publication Number Publication Date
CN107343264A true CN107343264A (en) 2017-11-10

Family

ID=60218979

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710535713.1A Pending CN107343264A (en) 2017-07-03 2017-07-03 A kind of call for service method, apparatus and system

Country Status (1)

Country Link
CN (1) CN107343264A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110536249A (en) * 2018-05-25 2019-12-03 星锐科技股份有限公司 Method is communicated with using the internet of things service system of low-power consumption bluetooth mesh network
CN110599709A (en) * 2018-05-25 2019-12-20 星锐科技股份有限公司 Intelligent service calling method, device and system
CN110719576A (en) * 2018-07-12 2020-01-21 星锐科技股份有限公司 Method for realizing intelligent calling by using interphone, intelligent calling device and system
CN111986460A (en) * 2020-07-30 2020-11-24 华北电力大学（保定） Intelligent alarm insole based on acceleration sensor

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1858406A (en) * 2006-06-07 2006-11-08 宁波市科技园区艾因斯科技有限公司 Underground personnel locating and rescuing system and under ground personnel locating method
US20110026452A1 (en) * 2009-07-31 2011-02-03 R-Tron Inc. Apparatus and method of processing rescue request signal
CN102353932A (en) * 2011-08-30 2012-02-15 北京乐富科技有限责任公司 Post-disaster search and rescue terminal location method and system
CN105376856A (en) * 2015-10-23 2016-03-02 浙江大学 Detection system and cooperative communication positioning method for disaster assistance
CN106557124A (en) * 2016-12-01 2017-04-05 杭州鲁尔物联科技有限公司 A kind of Wearable device, search system and method
CN106646360A (en) * 2015-10-30 2017-05-10 华为终端（东莞）有限公司 System for determining position of object in water and method and equipment thereof
CN106686559A (en) * 2016-12-20 2017-05-17 安徽乐年健康养老产业有限公司 Emergency rescue linkage system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1858406A (en) * 2006-06-07 2006-11-08 宁波市科技园区艾因斯科技有限公司 Underground personnel locating and rescuing system and under ground personnel locating method
US20110026452A1 (en) * 2009-07-31 2011-02-03 R-Tron Inc. Apparatus and method of processing rescue request signal
CN102353932A (en) * 2011-08-30 2012-02-15 北京乐富科技有限责任公司 Post-disaster search and rescue terminal location method and system
CN105376856A (en) * 2015-10-23 2016-03-02 浙江大学 Detection system and cooperative communication positioning method for disaster assistance
CN106646360A (en) * 2015-10-30 2017-05-10 华为终端（东莞）有限公司 System for determining position of object in water and method and equipment thereof
CN106557124A (en) * 2016-12-01 2017-04-05 杭州鲁尔物联科技有限公司 A kind of Wearable device, search system and method
CN106686559A (en) * 2016-12-20 2017-05-17 安徽乐年健康养老产业有限公司 Emergency rescue linkage system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110536249A (en) * 2018-05-25 2019-12-03 星锐科技股份有限公司 Method is communicated with using the internet of things service system of low-power consumption bluetooth mesh network
CN110599709A (en) * 2018-05-25 2019-12-20 星锐科技股份有限公司 Intelligent service calling method, device and system
CN110719576A (en) * 2018-07-12 2020-01-21 星锐科技股份有限公司 Method for realizing intelligent calling by using interphone, intelligent calling device and system
CN111986460A (en) * 2020-07-30 2020-11-24 华北电力大学（保定） Intelligent alarm insole based on acceleration sensor

Similar Documents

Publication Publication Date Title
CN107343264A (en) A kind of call for service method, apparatus and system
CN207924885U (en) Safe emergency response system
CN107517447A (en) A kind of emergency relief resource scheduling system
US20150015401A1 (en) Owner controlled evacuation system
CN107464406A (en) Alarm method, system and corresponding wearable device based on wearable device
CN101471978A (en) Application method of 3D acceleration sensor on mobile phone
CN105788171A (en) Multifunctional senior citizen monitoring method based on graded alarming and monitoring system therefor
CN107123238A (en) Old man&#39;s safety call system and call priority distribution method
CN105205985B (en) A kind of alarm method, device and terminal
CN109287511A (en) The method, apparatus of training pet control equipment and the wearable device of pet
CN109872514A (en) Safe emergency response system
CN205486660U (en) A protection device for solitary old man
CN109410540A (en) A kind of old man based on Internet of Things goes on a journey safely bracelet control system
CN206610413U (en) Family endowment system based on body-sensing net
CN109147241A (en) emergency information processing method, device and storage medium
CN107085923A (en) One kind is used for community remote domestic and nurses detecting system
CN206821028U (en) A kind of call for service equipment and system
JP2004206290A (en) Bathroom monitoring device
CN206728056U (en) A kind of orientation teleseme based on LoRa Internet of Things transmission technologys
CN206773459U (en) Intelligent home endowment monitoring system based on Internet of Things
CN109934757B (en) Wisdom endowment system based on thing networking
CN208314483U (en) A kind of school dormitory aided management system
CN106175681A (en) A kind of method and device based on bed Yu intelligent alarm clock monitoring sleep situation
CN112750268A (en) Fire alarm system and related product
CN110847536A (en) Background wall with fireproof alarm function

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20171110