CN103167457B - A kind of method and apparatus for processing urgent call - Google Patents
A kind of method and apparatus for processing urgent call Download PDFInfo
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- CN103167457B CN103167457B CN201110417900.2A CN201110417900A CN103167457B CN 103167457 B CN103167457 B CN 103167457B CN 201110417900 A CN201110417900 A CN 201110417900A CN 103167457 B CN103167457 B CN 103167457B
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Abstract
This application provides a kind of method processing urgent call.When user A occurs emergency, the user B being in strange land initiates urgent call to the P CSCF of oneself network side, wherein contains emergency telephone number and the mark of user A.User B side P CSCF can send call request to user B side E CSCF, wherein contains user A and the mark of user B, and also contains following two information: the terminal that emergency occurs is user A；The terminal initiating urgent call is user B.Then, user B side E CSCF can send this call request to user A side network, and so, the E CSCF of user A side just can relate to from PSAP nearest for user A.By the method for the present invention, when a certain user occurs emergency and impotentia initiates urgent call, another user being positioned at strange land can remotely initiate urgent call for him, thus obtains relief in time.
Description
Technical field
The application relates to communication network, particularly relates to a kind of method and apparatus processing calling.
Background technology
When being in an emergency, by emergency call telephone number, such as China
119,120, the 911 etc. of the U.S., people in danger can be made to relate to rapidly in emergency services
The heart, thus increase chance for survival and reduce injury.After typically receiving such urgent call,
Nearest emergency, such as police office, Fire Department, hospital etc., can contact immediately
The people in danger wanted help or arrival dangerous situation spot.
Current emergency service is the routing of emergency calls to from caller nearest mostly
Public safety answering point (Public Safety Answering Point, PSAP), namely goes up
The emergency stated.Generally, the urgent call that caller initiates carries caller
Current location information, current emergency service utilizes this positional information will be urgent exactly
Call routing is to nearest PSAP's.
But, it sometimes appear that such situation, caller wishes urgent for occur in strange land
Situation initiates urgent call.
Such as, someone travels in strange land, finds that its residence catches fire by video monitoring equipment,
Need to be instantly available the help of the Fire Department nearest from its residence, when he initiates urgent call
After, this urgent call can be routed to from current tourist site nearest by current emergency service
Fire Department rather than the Fire Department nearest from its residence, it is clear that this be not caller wish
Hope.
For another example, someone lives in two remote places with its mother.When he and female
During parent's call, mother occurs in that emergency over there, and apoplexy or heart disease are unexpected such as suddenly
Outbreak, and his mother's impotentia initiates urgent call, he wishes that urgent call is from his mother
Nearest hospital is succoured in time.But, after he initiates urgent call, current is tight
This urgent call can be routed to his nearest hospital rather than from his mother by anxious service system
The hospital that parent is nearest, this will be delayed the rescue of patient undoubtedly.
Current emergencycallboxsystem is all based on such hypothesis: urgent call is from urgent feelings
Condition is initiated with actually occurring, its cannot support from differ from emergency actually occur ground ground
The urgent call of Fang Faqi.
Summary of the invention
In order to solve the deficiencies in the prior art, the present invention proposes a kind of at communication network
The brand-new scheme of middle process urgent call.
According to the first aspect of the invention, it is proposed that one is used for processing in the webserver
The method of urgent call, said method comprising the steps of: A1. receives from the second terminal
Or the call request of certain PSAP, wherein contain the mark of urgent call mark and first terminal
Knowing, described first terminal is the terminal that emergency occurs；A2. clothes are processed to urgent call
Business device sends call request, wherein contains described second terminal or the mark of PSAP and described
The mark of first terminal, and also contain that the terminal of emergency occurs is described first eventually
The information of end and the entity of initiation urgent call are described second terminal or the letter of described PSAP
Breath.
Preferably, the described webserver is P-CSCF, described urgent call processing server
For E-CSCF.
According to the second aspect of the invention, it is proposed that a kind of in urgent call processing server
For the method processing urgent call, said method comprising the steps of: B1. receive from
The call request of first network server, wherein contains the first mark and the second mark, and
And further comprises the information of the terminal that terminal is described first mark correspondence that emergency occurs
It is the described second information identifying corresponding network entity with the entity initiating urgent call；
B2. exhale to described in the second webserver transmission of the terminal belonging network of the first mark correspondence
Cry request.
Preferably, described urgent call processing server is E-CSCF, and described first network takes
Business device is P-CSCF, and described second webserver is I-CSCF.
According to the third aspect of the present invention, it is proposed that one is used for processing in the application server
The method of urgent call, said method comprising the steps of: C1. receives a call request,
Wherein contain the first mark and the second mark, and also contain the end that emergency occurs
It is described for holding the information of terminal and the entity of initiation urgent call for described first mark correspondence
The information of the network entity that the second mark is corresponding；C2. the net that described second mark is corresponding is judged
The terminal whether network entity has the right to be limited to described first mark corresponding initiates urgent call；The most such as
Really judged result is for having permission, and sends described call request to urgent call processing server,
Wherein increase the positional information of the first mark counterpart terminal newly.
Preferably, described step C2 farther includes: if the net that described second mark is corresponding
Network entity is certain PSAP, then judge that its terminal having the right to be limited to described first mark corresponding is sent out
Play urgent call.
Preferably, described step C2 farther includes: if the net that described second mark is corresponding
Network entity is certain terminal, inquires about and described first mark corresponding the having permission of counterpart terminal
The terminal list of urgent call is initiated for it；If the terminal of described second mark correspondence is in institute
State in list, then judge that its terminal having the right to be limited to described first mark corresponding is initiated promptly to exhale
Cry.
Preferably, described method is further comprising the steps of: C4. receives the service of self terminal
Set up request, wherein contain the list of the terminal that can be the initiation urgent call of described terminal；
C5. extract wherein said terminal list, and preserve the described row of described terminal and its correspondence
Table.
According to the fourth aspect of the present invention, it is proposed that one is used for processing in the webserver
The device of urgent call, described device includes: first receiving device, for receiving from the
Two terminals or the call request of certain PSAP, wherein contain urgent call mark and first eventually
The mark of end, described first terminal is the terminal that emergency occurs；First dispensing device,
For sending call request to urgent call processing server, wherein contain described second eventually
The mark of end or PSAP and the mark of described first terminal, and also contain the urgent feelings of generation
The terminal of condition be described first terminal information and initiate urgent call entity be described second
Terminal or the information of described PSAP.
Preferably, the described webserver is P-CSCF, described urgent call processing server
For E-CSCF.
According to the fifth aspect of the present invention, it is proposed that a kind of in urgent call processing server
For processing the device of urgent call, described device includes: second receives device, is used for connecing
Receive the call request from first network server, wherein contain the first mark and the second mark
Know, and also contain the terminal that terminal is described first mark correspondence that emergency occurs
Information and the letter that the entity initiating urgent call is described second network entity corresponding to mark
Breath；Second dispensing device, for the second net of the terminal belonging network corresponding to the first mark
Network server sends described call request.
Preferably, described urgent call processing server is E-CSCF, and described first network takes
Business device is P-CSCF, and described second webserver is I-CSCF.
According to the sixth aspect of the invention, it is proposed that one is used for processing in the application server
The device of urgent call, described device includes: the 3rd receives device, exhales for receiving one
Cry request, wherein contain the first mark and the second mark, and also it is urgent to contain generation
The terminal of situation is information and the reality of initiation urgent call of the terminal of described first mark correspondence
Body is the information of the network entity of described second mark correspondence；Judgment means, is used for judging institute
State whether network entity corresponding to the second mark has the right to be limited to the terminal that described first mark is corresponding
Initiate urgent call；3rd dispensing device, is used for when judged result is for having permission to promptly
Call processing server sends described call request, has wherein increased the first mark counterpart terminal newly
Positional information.
Preferably, described judgment means is further used for: when the network that described second mark is corresponding
When entity is certain PSAP, it is judged that its terminal having the right to be limited to described first mark corresponding is initiated
Urgent call.
Preferably, described judgment means is further used for: when the network that described second mark is corresponding
When entity is certain terminal, inquire about and described first mark corresponding the having permission of counterpart terminal
The terminal list of urgent call is initiated for it；If the terminal of described second mark correspondence is in institute
State in list, then judge that its terminal having the right to be limited to described first mark corresponding is initiated promptly to exhale
Cry.
Preferably, described device also includes: the 4th receives device, for receiving self terminal
Service set up request, wherein contain can be described terminal initiation urgent call terminal
List；Extraction element, for extracting wherein said terminal list, and preserves described terminal
Described list with its correspondence.
By using methods and apparatus of the present invention, when a certain user occurs emergency and nothing
When ability oneself initiates urgent call, another user being positioned at strange land remotely can initiate for him
Urgent call, thus relate to emergency in time, obtain relief in time.The present invention
Can overcome the disadvantages that the deficiency processing urgent call in prior art, be wrecked preferably, more in time
People provides help.
Various aspects of the invention are more clear by the explanation by embodiment in detail below
Clear.
Accompanying drawing explanation
By reading retouching in detail with reference to made non-limiting example is made of the following drawings
Stating, the above-mentioned and other feature of the present invention will become more apparent:
Fig. 1 shows application scenarios schematic diagram according to an embodiment of the invention；
Fig. 2 shows the flow chart of process urgent call according to an embodiment of the invention；
Fig. 3 shows the flow chart of process urgent call according to an embodiment of the invention；
Fig. 4 show according to an embodiment of the invention process in the webserver tight
Call on the structured flowchart of the device cried urgently；
Fig. 5 shows according to an embodiment of the invention at urgent call processing server
The structured flowchart of the device of middle process urgent call；
Fig. 6 shows according to an embodiment of the invention process in the application server tightly
Call on the structured flowchart of the device cried urgently.
In accompanying drawing, same or analogous labelling is used for representing same or analogous step or device.
Detailed description of the invention
Below with reference to accompanying drawing, each exemplary embodiment of the present invention is described in detail.
It is pointed out that the present invention can realize in different core networks, the most only with
The implementation of the present invention is described in detail as a example by IMS network.
Fig. 1 shows application scenarios schematic diagram according to an embodiment of the invention.Network
10a and network 10b is IMS network.In the ims network, Call-Control1 is the most logical
Cross multiple CSCF (Call Session Control Function, CSCF)
Realize.As it is shown in figure 1, network 10a includes following server: I-CSCF
(Interrogating-CSCF inquires about CSCF) 103, S-CSCF (Serving CSCF,
Serving CSCF) 104, AS (Application Server, application server) 105, E-CSCF
(Emergency CSCF)106.Network 10b includes following server: P-CSCF (Proxy
CSCF, proxy CSCF) 101, E-CSCF 102.User A belongs to network 10a, uses
Family B belongs to network 10b.PSAP 107 is from public safety answering point nearest for user A,
PSAP 108 is from public safety answering point nearest for user B.
Fig. 1 is only exemplary, only lists content related to the present invention, people in the art
Member is it should be appreciated that this system also should include other required network elements and circuit.
Fig. 2 shows the flow chart of process urgent call according to an embodiment of the invention,
Its process is described in detail below in conjunction with Fig. 1.In this embodiment, there are urgent feelings in user A
Condition, and for a certain reason, user A has no ability to oneself and initiates urgent call.User B
After learning this situation, initiate urgent call for user A.
First, as shown in step S201, user B sends call request to P-CSCF 101,
Urgent call mark and the mark of user A is contained in this call request.
In one embodiment, described call request is INVITE, its Request URI
(hereinafter referred to as R-URI) header field contains urgent call mark 911 and user A
Mark userA@10a.com, such as R-URI:911+userA@10a.com.
P-CSCF 101 is receiving after the above-mentioned call request of user B, can be to wherein
The information comprised is analyzed.The urgent call mark comprised from which learn this be one tight
Calling on urgently and cry, the mark of the user A comprised from which learns that the terminal that emergency occurs is to use
Family A, and this urgent call is initiated by user B.Thus, P-CSCF is from above-mentioned calling
The information that comprises of request learn this be a user B be the remote emergency call that user A initiates.
Then, as shown in step S202, P-CSCF 101 can send to E-CSCF 102 and exhale
Cry request, this call request contains mark and the mark of user A of user B, and
And further comprises following two information: one, the terminal that emergency occurs is user A；Its
Two, the terminal initiating urgent call is user B.
In one embodiment, above-mentioned call request is INVITE, wherein R-URI
The value of header field is userA@10a.com, is user in order to represent the terminal that emergency occurs
A.In this INVITE, a newly-increased header field X-EMER-REMOTE, its value is
UserB@10b.com, is user B in order to represent the terminal initiating urgent call.This area skill
Art personnel will be understood that to comprise the terminal that emergency occurs in above-mentioned call request
Information and the information that terminal is user B of initiation urgent call, its realization side for user A
Formula is clearly not limited to the mode of above-described embodiment.
E-CSCF 102 receives after the above-mentioned call request of P-CSCF 101, can analyze
The information wherein comprised.This call request contains mark and the mark of user A of user B
Know, and also contain following two information: one, occur the terminal of emergency for using
Family A；Its two, initiate urgent call terminal be user B.Thus E-CSCF 102 learns
This be user B be the remote emergency call that user A initiates.
Then, as shown in step S203, E-CSCF 102 can be to user A belonging network 10a
In I-CSCF 103 send above-mentioned call request.In another embodiment, user A and
User B all belongs to network 10b (not shown), and E-CSCF 102 can be to network 10b
In I-CSCF (not shown) send above-mentioned call request.
I-CSCF 103, after receiving above-mentioned call request, can inquire about HSS (Home
Subscriber Server, home subscriber server) server (not shown), then
Above-mentioned call request is forwarded, as shown in step S204 in figure to S-CSCF 104.For
For I-CSCF 103, its action performed is same as the prior art.
S-CSCF 104 is after receiving above-mentioned call request, and can forward to AS 105 should
Call request, as shown in step S205 in figure.For S-CSCF 104, it performs
Action same as the prior art.
AS 105 receives above-mentioned call request, wherein contains mark and the user of user B
The mark of A, and also contain following two information: one, there is the terminal of emergency
For user A；Its two, initiate urgent call terminal be user B.
AS 105 can judge whether user B has the right to be limited to user A and remotely initiate urgent call,
Whether authorized user B is oneself to initiate promptly to exhale when oneself there is emergency to i.e. user A
Cry.
In a preferred embodiment, user A sends service to AS 105 in advance and sets up request,
Remote emergency call service is set up in requirement, and containing in this request can be that it is initiated promptly
The list of the terminal of calling, the terminal i.e. comprised in user A grant column list occurs tight at oneself
Can be for oneself remotely initiating urgent call during anxious situation.When AS 105 receives above-mentioned service
After setting up request, the terminal list wherein comprised can be extracted, and preserve user A and its correspondence
Described terminal list.
According to above-mentioned terminal list, AS 105 judges whether user B has the right to be limited to user A
Initiate urgent call.
What AS 105 inquiry was corresponding with user A has the right to be limited to its terminal initiating urgent call row
Table.
If user B is in described list, AS 105 then judges that user B has the right to be limited to user
A initiates urgent call, and otherwise, user B haves no right to be limited to user A and initiates urgent call.
If it is judged that for having permission, AS 105 can send above-mentioned exhaling to E-CSCF 106
Cry request, as shown in step S206 in figure, wherein increase the positional information of user A newly.?
In one embodiment, described call request is INVITE, in this INVITE,
AS 105 has inserted the positional information of user A in PANI header field.The position letter of user A
Breath can use multiple method to obtain, and such as obtains when user A registers to AS 105.
E-CSCF 106 is after receiving above-mentioned call request, and the information comprised from which is learnt and sent out
The terminal of raw emergency is user A, and the positional information of the user A comprised from which is permissible
Retrieve from PSAP 107 nearest for user A.E-CSCF 106 can send to PSAP 107
Above-mentioned call request, thus by emergency notification to PSAP 107, make user A timely
Succoured.For E-CSCF 106, its action performed is identical with prior art.
So, by carrying the information of the terminal that emergency occurs, user in call request
B can be that user A remotely initiates urgent call so that user A oneself initiates tightly unable
Call on urgently in the case of crying, remain to relate in time PSAP, thus obtain and succour timely.
Fig. 3 shows the flow chart of process urgent call according to an embodiment of the invention,
Its process is described in detail below in conjunction with Fig. 1.In this embodiment, there are urgent feelings in user A
Condition, and for a certain reason, user A has no ability to oneself and initiates urgent call.User B
Know this situation, but user A unauthorized user B promptly exhales for oneself long-range initiation
Crying, user B can only call to his nearest PSAP 108.PSAP 108 is learning use
Urgent call will be remotely initiated for user A after the relevant information of family A.
First, as shown in step S301, PSAP 108 sends calling to P-CSCF 101 please
Ask, this call request contains urgent call mark and the mark of user A.
In one embodiment, described call request is INVITE, its Request URI
(hereinafter referred to as R-URI) header field contains urgent call mark 911 and user A
Mark userA@10a.com, such as R-URI:911+userA@10a.com.
P-CSCF 101 is receiving after the above-mentioned call request of PSAP 108, can be to it
In the information that comprises be analyzed.The urgent call mark comprised from which learns that this is one
Urgent call, the mark of the user A comprised from which learns that the terminal that emergency occurs is
User A, and this urgent call is initiated by PSAP 108.Thus, P-CSCF is from upper
State the information that call request comprises learn this be a PSAP 108 for user A initiate long-range
Urgent call.
Then, as shown in step s 302, P-CSCF 101 can send to E-CSCF 102 and exhale
Cry request, this call request contain mark and the mark of user A of PSAP 108,
And also containing following two information: one, the terminal that emergency occurs is user A；
Its two, initiate urgent call entity be PSAP 108.
In one embodiment, above-mentioned call request is INVITE, wherein R-URI
The value of header field is userA@10a.com, is user in order to represent the terminal that emergency occurs
A.In this INVITE, a newly-increased header field X-AUTH-EMER-REMOTE,
Its value is PSAP108@10b.com, is PSAP in order to represent the entity initiating urgent call
108.Those skilled in the art will be understood that to comprise generation in above-mentioned call request tight
The information that terminal is user A of anxious situation and the entity of initiation urgent call are PSAP's 108
Information, its implementation is clearly not limited to the mode of above-described embodiment.
E-CSCF 102 receives after the above-mentioned call request of P-CSCF 101, can analyze
The information wherein comprised.This call request contains the mark of PSAP 108 and user A
Mark, and also contain following two information: one, the terminal of generation emergency is
User A；Its two, initiate urgent call entity be PSAP 108.Thus E-CSCF 102
Learn that this is the remote emergency call that a PSAP 108 initiates for user A.
Then, as shown in step S303, E-CSCF 102 can be to user A belonging network 10a
In I-CSCF 103 send above-mentioned call request.In another embodiment, user A and
PSAP 108 all belongs to network 10b (not shown), and E-CSCF 102 can be to network
I-CSCF (not shown) in 10b sends above-mentioned call request.
I-CSCF 103, after receiving above-mentioned call request, can inquire about HSS (Home
Subscriber Server, home subscriber server) server (not shown), then
Above-mentioned call request is forwarded, as shown in step S304 in figure to S-CSCF 104.For
For I-CSCF 103, its action performed is same as the prior art.
S-CSCF 104 is after receiving above-mentioned call request, and can forward to AS 105 should
Call request, as shown in step S305 in figure.For S-CSCF 104, it performs
Action same as the prior art.
AS 105 receives above-mentioned call request, wherein contains mark and the use of PSAP 108
The mark of family A, and also contain following two information: one, there is emergency
Terminal is user A；Its two, initiate urgent call entity be PSAP 108.
AS 105 can judge whether PSAP 108 has the right to be limited to user A and remotely initiate promptly to exhale
Cry.Owing to PSAP 108 is a public safety answering point, AS 105 judges that it has the right to be limited to
User A initiates urgent call.
If it is judged that for having permission, AS 105 can send above-mentioned exhaling to E-CSCF 106
Cry request, as shown in step S306 in figure, wherein increase the positional information of user A newly.?
In one embodiment, described call request is INVITE, in this INVITE,
AS 105 has inserted the positional information of user A in PANI header field.The position letter of user A
Breath can use multiple method to obtain, and such as obtains when user A registers to AS 105.
E-CSCF 106 is after receiving above-mentioned call request, and the information comprised from which is learnt and sent out
The terminal of raw emergency is user A, and the positional information of the user A comprised from which is permissible
Retrieve from PSAP 107 nearest for user A.E-CSCF 106 can send to PSAP 107
Above-mentioned call request, thus by emergency notification to PSAP 107, make user A timely
Succoured.For E-CSCF 106, its action performed is identical with prior art.
So, by calling certain PSAP, and in call request, generation emergency is carried
The information of terminal, unauthorized user B equally helps user A remotely to initiate tightly
Call on urgently and cry so that user A, in the case of oneself initiation urgent call unable, remains in time
Relate to PSAP, thus obtain and succour timely.
Fig. 4 show according to an embodiment of the invention process in P-CSCF 101 tight
Call on the structured flowchart of the device cried urgently.This device 400 includes first receiving device 401 and
One dispensing device 402.The work of this device is described in detail below in conjunction with the application scenarios shown in Fig. 1
Make process.In this embodiment, there is emergency in user A, and for a certain reason,
User A has no ability to oneself and initiates urgent call.User B, after learning this situation, replaces
User A initiates urgent call.
In a preferred embodiment, user B authorizes through user A can be that user A initiates tightly
Call on urgently and cry.User B directly sends call request, first receiving device to P-CSCF 101
401 receive the call request from user B, contain urgent call in this call request
Mark and the mark of user A.
In a further preferred embodiment, user A unauthorized user B remotely initiates tight for oneself
Calling on urgently and cry, user B can only call to his nearest PSAP 108.PSAP 108 is obtaining
Urgent call will be remotely initiated for user A after knowing the relevant information of user A.PSAP 108 to
P-CSCF 101 sends call request, and first receiving device 401 receives from user B's
Call request, contains urgent call mark and the mark of user A in this call request.
In one embodiment, described call request is INVITE, its Request URI
(hereinafter referred to as R-URI) header field contains urgent call mark 911 and user A
Mark userA@10a.com, such as R-URI:911+userA@10a.com.
Then, the first dispensing device 402 can send call request to E-CSCF 102.
In a preferred embodiment, described call request contains mark and the user A of user B
Mark, and also contain following two information: one, the terminal of emergency occur
For user A；Its two, initiate urgent call terminal be user B.In one embodiment,
Above-mentioned call request is INVITE, and wherein the value of R-URI header field is
UserA@10a.com, is user A in order to represent the terminal that emergency occurs.At this
In INVITE, a newly-increased header field X-EMER-REMOTE, its value is
UserB@10b.com, is user B in order to represent the terminal initiating urgent call.This area skill
Art personnel will be understood that to comprise the terminal that emergency occurs in above-mentioned call request
Information and the information that terminal is user B of initiation urgent call, its realization side for user A
Formula is clearly not limited to the mode of above-described embodiment.
In a further preferred embodiment, described call request contain PSAP 108 mark and
The mark of user A, and also contain following two information: one, there is emergency
Terminal be user A；Its two, initiate urgent call entity be PSAP 108.At one
In embodiment, above-mentioned call request is INVITE, and wherein the value of R-URI header field is
UserA@10a.com, is user A in order to represent the terminal that emergency occurs.At this
In INVITE, a newly-increased header field X-AUTH-EMER-REMOTE, its value is
PSAP108@10b.com, is PSAP 108 in order to represent the entity initiating urgent call.This
Skilled person will be understood that to comprise generation emergency in above-mentioned call request
The information that terminal is user A and initiate urgent call the information that entity is PSAP 108,
Its implementation is clearly not limited to the mode of above-described embodiment.
Fig. 5 show according to an embodiment of the invention process in E-CSCF 102 tight
Call on the structured flowchart of the device cried urgently.This device 500 includes the second reception device 501 and
Two dispensing devices 502.The work of this device is described in detail below in conjunction with the application scenarios shown in Fig. 1
Make process.
First, the second reception device 501 receives the call request from P-CSCF 101.
In a preferred embodiment, described call request contains user B mark and
The mark of user A, and also contain following two information: one, there is emergency
Terminal be user A；Its two, initiate urgent call terminal be user B.Thus E-CSCF
102 learn this be user B be the remote emergency call that user A initiates.A reality
Executing in example, above-mentioned call request is INVITE, and wherein the value of R-URI header field is
UserA@10a.com, is user A in order to represent the terminal that emergency occurs.At this
In INVITE, a newly-increased header field X-EMER-REMOTE, its value is
UserB@10b.com, is user B in order to represent the terminal initiating urgent call.This area skill
Art personnel will be understood that to comprise the terminal that emergency occurs in above-mentioned call request
Information and the information that terminal is user B of initiation urgent call, its realization side for user A
Formula is clearly not limited to the mode of above-described embodiment.
In another preferred embodiment, described call request contains the mark of PSAP 108
Know and the mark of user A, and also contain following two information: one, occur urgent
The terminal of situation is user A；Its two, initiate urgent call entity be PSAP 108.From
And E-CSCF 102 learns that this is that the remote emergency that a PSAP 108 initiates for user A is exhaled
Cry.In one embodiment, above-mentioned call request is INVITE, wherein R-URI
The value of header field is userA@10a.com, is user in order to represent the terminal that emergency occurs
A.In this INVITE, a newly-increased header field X-AUTH-EMER-REMOTE,
Its value is PSAP108@10b.com, is PSAP in order to represent the entity initiating urgent call
108.Those skilled in the art will be understood that to comprise generation in above-mentioned call request tight
The information that terminal is user A of anxious situation and the entity of initiation urgent call are PSAP 108
Information, its implementation is clearly not limited to the mode of above-described embodiment.
Then, second dispensing device 502 meeting I-CSCF in user A belonging network 10a
103 send above-mentioned call request.In another embodiment, user A and user B all returns
Belong to network 10b (not shown), E-CSCF 102 meeting I-CSCF in network 10b
(not shown) sends above-mentioned call request.
Fig. 6 shows that according to an embodiment of the invention process in AS 105 is promptly exhaled
The structured flowchart of the device cried.This device 600 includes the 3rd reception device 601, it is judged that device
602, the 3rd dispensing device 603, the 4th receives device 604 and extraction element 605.Below
The work process of this device is described in detail in conjunction with the application scenarios shown in Fig. 1.
First, the 3rd reception device 601 receives the call request from S-CSCF 104.
In a preferred embodiment, described call request contains user B mark and
The mark of user A, and also contain following two information: one, there is emergency
Terminal be user A；Its two, initiate urgent call terminal be user B.Thus AS 105
Learn this be user B be the remote emergency call that user A initiates.An embodiment
In, above-mentioned call request is INVITE, and wherein the value of R-URI header field is
UserA@10a.com, is user A in order to represent the terminal that emergency occurs.At this
In INVITE, a newly-increased header field X-EMER-REMOTE, its value is
UserB@10b.com, is user B in order to represent the terminal initiating urgent call.This area skill
Art personnel will be understood that to comprise the terminal that emergency occurs in above-mentioned call request
Information and the information that terminal is user B of initiation urgent call, its realization side for user A
Formula is clearly not limited to the mode of above-described embodiment.
Next, it is determined that device 602 can judge whether user B has the right to be limited to user A and remotely send out
Play urgent call.Because user B is certain terminal, it is judged that device 602 can be inquired about and user
What A was corresponding has the right to be limited to its terminal list initiating urgent call.If user B is described
In terminal list, then judge that user B has the right to be limited to user A and initiates urgent call.
In another preferred embodiment, described call request contains the mark of PSAP 108
Know and the mark of user A, and also contain following two information: one, occur urgent
The terminal of situation is user A；Its two, initiate urgent call entity be PSAP 108.From
And E-CSCF 102 learns that this is that the remote emergency that a PSAP 108 initiates for user A is exhaled
Cry.In one embodiment, above-mentioned call request is INVITE, wherein R-URI
The value of header field is userA@10a.com, is user in order to represent the terminal that emergency occurs
A.In this INVITE, a newly-increased header field X-AUTH-EMER-REMOTE,
Its value is PSAP108@10b.com, is PSAP in order to represent the entity initiating urgent call
108.Those skilled in the art will be understood that to comprise generation in above-mentioned call request tight
The information that terminal is user A of anxious situation and the entity of initiation urgent call are PSAP 108
Information, its implementation is clearly not limited to the mode of above-described embodiment.
Next, it is determined that device 602 to judge whether PSAP 108 has the right to be limited to user A long-range
Initiate urgent call.Because PSAP 108 is certain public safety answering point, it is judged that device 602
Can judge that it is had the right to be limited to user A and initiates urgent call.
If it is determined that the judged result of device 602 is for having permission, the 3rd dispensing device 603 can be to
E-CSCF 106 sends above-mentioned call request, has wherein increased the positional information of user A newly.
In one embodiment, described call request is INVITE, at this INVITE
In, AS 105 has inserted the positional information of user A in PANI header field.The position of user A
Confidence breath can use multiple method to obtain, and such as obtains when user A registers to AS 105.
Preferably, device 600 also includes the 4th reception device 604 and extraction element 605.With
Family A sends service to AS 105 in advance and sets up request, it is desirable to set up remote emergency call service.
4th receives device 604 receives above-mentioned service foundation request, and containing in this request can
Think that it initiates the list of the terminal of urgent call, the end i.e. comprised in user A grant column list
Holding can be for oneself remotely initiating urgent call when oneself there is emergency.When the 4th connects
After receiving apparatus 604 receives above-mentioned service foundation request, extraction element 605 can extract wherein
The terminal list comprised, and preserve the described terminal list of user A and its correspondence.
It is obvious to a person skilled in the art that the invention is not restricted to above-mentioned one exemplary embodiment
Details, and without departing from the spirit or essential characteristics of the present invention, it is possible to
Other concrete form realizes the present invention.Therefore, no matter from the point of view of which point, all should be by reality
Executing example and regard exemplary as, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that by the equivalency in claim that falls
Implication and scope in all changes include in the present invention.Should be by claim
Any reference is considered as limiting involved claim.Furthermore, it is to be understood that " including " one
Word is not excluded for other unit or step, and odd number is not excluded for plural number.System claims is stated
Multiple unit or device can also come real by software or hardware by a unit or device
Existing.The first, the second word such as grade is used for representing title, and is not offered as any specific order.
Claims (16)
1. for the method processing urgent call, described method bag in the webserver
Include following steps:
A1. receive the call request from the second terminal or certain PSAP, wherein contain
Urgent call mark and the mark of first terminal, described first terminal is that emergency occurs
Terminal；
A2. send call request to urgent call processing server, wherein contain described the
The mark of two terminals or PSAP and the mark of described first terminal, and also it is tight to contain generation
The information that terminal is described first terminal of anxious situation and the entity of initiation urgent call are described
Second terminal or the information of described PSAP.
Method the most according to claim 1, it is characterised in that the described webserver
For P-CSCF, described urgent call processing server is E-CSCF.
3. for the method processing urgent call, institute in urgent call processing server
The method of stating comprises the following steps:
B1. receive the call request from first network server, wherein contain the first mark
Know and the second mark, and also the terminal containing generation emergency is described first mark
The information of corresponding terminal and to initiate the entity of urgent call be described second to identify corresponding net
The information of network entity；
B2. second webserver to the terminal belonging network of the first mark correspondence sends institute
State call request.
Method the most according to claim 3, it is characterised in that at described urgent call
Reason server is E-CSCF, and described first network server is P-CSCF, described second net
Network server is I-CSCF.
5. in the application server for the method processing urgent call, described method bag
Include following steps:
C1. receive a call request, wherein contain the first mark and the second mark, and
And further comprises the information of the terminal that terminal is described first mark correspondence that emergency occurs
It is the described second information identifying corresponding network entity with the entity initiating urgent call；
C2. judge whether the network entity of described second mark correspondence has the right to be limited to described first
The terminal initiation urgent call that mark is corresponding；
C3. if it is judged that for having permission, send described to urgent call processing server
Call request, has wherein increased the positional information of the first mark counterpart terminal newly.
Method the most according to claim 5, it is characterised in that described step C2 is entered
One step includes:
If the network entity of described second mark correspondence is certain PSAP, then judge that it is had the right
The terminal being limited to described first mark corresponding initiates urgent call.
Method the most according to claim 5, it is characterised in that described step C2 is entered
One step includes:
If network entity corresponding to described second mark is certain terminal, inquiry and described the
What one mark counterpart terminal was corresponding has the right to be limited to its terminal list initiating urgent call；
If the terminal of described second mark correspondence is in described list, then judge that it has the right to be limited to
The terminal initiation urgent call that described first mark is corresponding.
Method the most according to claim 5, it is characterised in that described method also includes
The following steps performed before step C1:
C4. request is set up in the service receiving self terminal, and wherein containing can be described end
End initiates the list of the terminal of urgent call；
C5. extract wherein said terminal list, and preserve the institute of described terminal and its correspondence
State list.
9. for processing a device for urgent call, described device bag in the webserver
Include:
First receiving device, please for receiving the calling from the second terminal or certain PSAP
Asking, wherein contain the mark of urgent call mark and first terminal, described first terminal is
There is the terminal of emergency；
First dispensing device, for sending call request to urgent call processing server, wherein
Contain described second terminal or the mark of PSAP and the mark of described first terminal, and also
Contain and the information that terminal is described first terminal of emergency occurs and initiates urgent call
Entity be described second terminal or the information of described PSAP.
Device the most according to claim 9, it is characterised in that the described webserver
For P-CSCF, described urgent call processing server is E-CSCF.
11. 1 kinds of devices being used for processing urgent call in urgent call processing server, institute
State device to include:
Second receives device, for receiving the call request from first network server, wherein
Contain the first mark and the second mark, and also the terminal containing generation emergency is
The information of the terminal that described first mark is corresponding and the entity of initiation urgent call are described second
The information of the network entity that mark is corresponding；
Second dispensing device, for the second network of the terminal belonging network corresponding to the first mark
Server sends described call request.
12. devices according to claim 11, it is characterised in that described urgent call
Processing server is E-CSCF, and described first network server is P-CSCF, described second
The webserver is I-CSCF.
13. 1 kinds in the application server for processing the device of urgent call, described device bag
Include:
3rd receive device, for receive a call request, wherein contain the first mark and
Second identifies, and also the terminal containing generation emergency is described first mark correspondence
The information of terminal be described second mark corresponding network reality with the entity initiating urgent call
The information of body；
Judgment means, for judging whether the network entity of described second mark correspondence has the right to be limited to
The terminal initiation urgent call that described first mark is corresponding；
3rd dispensing device, for processing service when judged result is for having permission to urgent call
Device sends described call request, has wherein increased the positional information of the first mark counterpart terminal newly.
14. devices according to claim 13, it is characterised in that described judgment means
It is further used for:
When the network entity that described second mark is corresponding is certain PSAP, it is judged that it has permission
The terminal corresponding for described first mark initiates urgent call.
15. devices according to claim 13, it is characterised in that described judgment means
It is further used for:
When the network entity that described second mark is corresponding is certain terminal, inquiry and described first
What mark counterpart terminal was corresponding has the right to be limited to its terminal list initiating urgent call；
If the terminal of described second mark correspondence is in described list, then judge that it has the right to be limited to
The terminal initiation urgent call that described first mark is corresponding.
16. devices according to claim 13, it is characterised in that described device also wraps
Include:
4th receives device, sets up request for receiving the service of self terminal, wherein contains
It can be the list of the terminal of described terminal initiation urgent call；
Extraction element, for extracting wherein said terminal list, and preserve described terminal and its
Corresponding described list.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110417900.2A CN103167457B (en) | 2011-12-08 | 2011-12-08 | A kind of method and apparatus for processing urgent call |
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| CN201110417900.2A CN103167457B (en) | 2011-12-08 | 2011-12-08 | A kind of method and apparatus for processing urgent call |
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| CN103167457B true CN103167457B (en) | 2016-07-13 |
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| CN201110417900.2A Expired - Fee Related CN103167457B (en) | 2011-12-08 | 2011-12-08 | A kind of method and apparatus for processing urgent call |
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| US9866672B2 (en) | 2013-11-08 | 2018-01-09 | Telefonaktiebolaget Lm Erisccon (Publ) | Method and apparatus for assisted emergency calls |
| CN112087547B (en) * | 2019-06-14 | 2022-06-07 | 中国电信股份有限公司 | Call connection method, network side system and system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1613097A (en) * | 2002-01-08 | 2005-05-04 | 国际商业机器公司 | Emergency call and patient locating system for implanted automatic defibrillators |
| CN101448233A (en) * | 2008-05-23 | 2009-06-03 | 中兴通讯股份有限公司 | Method for realizing IP multimedia subsystem emergency call |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8229389B2 (en) * | 2003-10-17 | 2012-07-24 | Apple Inc. | Method for obtaining location information for emergency services in wireless multimedia networks |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1613097A (en) * | 2002-01-08 | 2005-05-04 | 国际商业机器公司 | Emergency call and patient locating system for implanted automatic defibrillators |
| CN101448233A (en) * | 2008-05-23 | 2009-06-03 | 中兴通讯股份有限公司 | Method for realizing IP multimedia subsystem emergency call |
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