CN107548077A - A kind of location information acquisition method, equipment and system - Google Patents
A kind of location information acquisition method, equipment and system Download PDFInfo
- Publication number
- CN107548077A CN107548077A CN201610472502.3A CN201610472502A CN107548077A CN 107548077 A CN107548077 A CN 107548077A CN 201610472502 A CN201610472502 A CN 201610472502A CN 107548077 A CN107548077 A CN 107548077A
- Authority
- CN
- China
- Prior art keywords
- equipment
- positional information
- sent
- cscf
- information
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
A kind of location information acquisition method, equipment and system, including：P CSCF equipment is sent to PCRF equipment subscribes to request, and the subscription asks to carry UE mark and customer location change information, and customer location change information is used to indicate the positional information for reporting UE when UE position changes, and UE is any UE that have registered IMS；Receive the positional information for the UE that PCRF equipment asks to send according to subscribing to.Implement the embodiment of the present invention, in the lte networks, it is possible to achieve monitoring of the voice core network to UE positions.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of location information acquisition method, equipment and system.
Background technology
With the continuous development of mobile communication technology, network from 3G to Long Term Evolution (Long Term Evolution,
LTE) develop, mobile voice is to mobile broadband Phonetic Speech Development.In 2G/3G networks, speech business is by circuit switching (Circuit
Switching, CS) domain carrying, in core net by mobile switching centre (Mobile Switching Center, MSC)/visit
Location register (Vistor Location Register, VLR) and attaching position register (Home Location
Register, HLR) route test and business processing are provided.In the lte networks, speech business is to be based on network protocol multi-media
The LTE voices (Voice over LTE, VoLTE) of subsystem (IPMultimedia Subsystem, IMS), by being grouped
(Packet Switching, PS) domain is carried, and route test and business processing are provided by IMS in core net.
At the initial stage of LTE network development, LTE network can not cover Zone Full, therefore, in order to ensure the use of user,
2G/3G networks and LTE network are and deposited that therefore, CS voices coexist with VoLTE.Based on Consumer's Experience, network operation etc.
Reason, can VoLTE inherit speech business in CS voices and phonetic function is extremely important.At present, in 2G/3G networks, it is
The phonetic function such as meet to monitor, when the position of user equipment (User Equipment, UE) changes, evolved base station
(evolved NodeB, eNodeB) is needed UE change in location information reportings to voice core network.However, in the lte networks,
When eNodeB can not change in UE positions, by UE change in location information reporting to voice core network, so that VoLTE can not
Phonetic function in universal succession CS voices.
The content of the invention
The embodiment of the invention discloses a kind of location information acquisition method, equipment and system, in the lte networks, Ke Yishi
Existing monitoring of the voice core network to UE positions.
First aspect discloses a kind of location information acquisition method, and this method is applied to the agent call session control in IMS
Function (Proxy-Call Session Control Function, P-CSCF) equipment, to policy control rule functional
(Policy and Charging Rules Function, PCRF) equipment sends the mark for carrying UE and customer location change
The subscription request of information, receive the positional information for the UE that PCRF equipment asks to send according to subscribing to.Wherein, customer location change letter
The position for the UE that breath can indicate to be identified when the mark reports the positional information of the UE when changing, the UE is to have registered
IMS any UE.Because P-CSCF equipment can receive being reported when UE position changes for PCRF equipment transmission
The UE of PCRF equipment positional information, and P-CSCF equipment is the equipment in voice core network, it is thereby achieved that speech core
Monitoring of the net to UE positions.
In one embodiment, will be to after the positional information for receiving the UE that PCRF equipment asks to send according to subscribing to
Service call conversation control function (Serving-Call Session Control Function, S-CSCF) equipment sends UE
Positional information so that UE positional information is sent to mediaphone application server (Multi Media by S-CSCF equipment
Telephony Application Server, MMTel AS).Because the business in IMS core net is typically in MMTel AS
In handled, therefore, UE positional information is sent to MMTel AS, so that MMTel AS are when carrying out business processing, such as
Fruit needs UE positional information, can carry out business processing according to UE positional information.
In one embodiment, sent to PCRF equipment before subscribing to request, first need to establish the Rx meetings with PCRF equipment
Words, to be communicated with PCRF equipment.In addition, when detecting UE deregistration IMS, it can send and be subscribed to eventually to PCRF equipment
Only ask, PCRF equipment Removal Rx sessions can be indicated by subscribing to termination request, therefore, can be established Rx sessions as needed or be torn open
Except Rx sessions, the flexibility with PCRF communication between devices can be improved.Wherein, in LTE voices and WIFI voices (Voice over
WIFI, VoWIFI) in, subscribe to terminate request can be session termination request (Session-Termination-Request,
STR)。
In one embodiment, when speech business is LTE voices, UE positional information can be the mark of cell where UE
Know, when speech business is WIFI voices, UE positional information can be UE IP address, it is thereby achieved that in different languages
Monitoring of the voice core network to UE positions in sound business.Wherein, IP address can be WLAN (Wireless Local
Area Networks, WLAN) IP address, Internet IP address etc..
In one embodiment, in LTE voices and WIFI voices, subscription request, which is exemplary, weighs authorization requests
(Authentication Authorization Request, AAR) message.In LTE voices, UE positional information can be taken
Band is sended in credit re-authorization message (Re-Auth-Request, RAR) by PCRF equipment.In WIFI voices, UE's
Positional information can be carried in Authentication Authorization responds (Authentication Authorization Answer, AAA) message
Sended over by PCRF equipment.
In one embodiment, when UE positional information is carried in RAR or AAA message, receive RAR or AAA disappears
After breath, first need to extract UE positional information from RAR or AAA message, store UE positional information afterwards, and to S-CSCF
Equipment sends UE positional information.
Second aspect discloses a kind of P-CSCF equipment, and the P-CSCF equipment includes being used to perform first aspect or first aspect
The unit of location information acquisition method that is provided of any possible implementation.
The third aspect discloses a kind of P-CSCF equipment, and the P-CSCF equipment includes processor, memory, receiver and transmission
Device, wherein：
Batch processing code is stored with memory, processor is used to call the program code stored in memory to control receipts
Hair device is communicated with other network elements；
Transmitter, request is subscribed to for being sent to PCRF equipment, the subscription asks to carry UE mark and customer location
Change information, the customer location change information are used to indicate the positional information for reporting UE when UE position changes, and UE is
It has registered IMS any UE；
Receiver, for receiving PCRF equipment according to the positional information for subscribing to the UE for asking to send.
Fourth aspect discloses a kind of readable storage medium storing program for executing, the readable storage medium storing program for executing store P-CSCF equipment be used for perform the
On the one hand the program code of the location information acquisition method or disclosed in any possible implementation of first aspect.
5th aspect discloses a kind of location information acquisition method, and this method is applied to PCRF equipment, receives P-CSCF equipment
The subscription request of transmission, carried when it is determined that subscribing to request for indicating to report UE position to believe when UE position changes
During the customer location change information of breath, will to service/packet data gateway (Serving/ (Packet Data Network,
PDN) GateWay, S/P-GW) the triggering message for carrying customer location change information and UE mark is sent, receive S/P-GW
According to triggering message send UE positional information, and to P-CSCF equipment send UE positional information.Wherein, UE mark is
The mark carried in request is subscribed to, UE is any UE that have registered IMS, and P-CSCF equipment is to establish Rx sessions with PCRF equipment
P-CSCF equipment.Because PCRF equipment can will report the UE of PCRF equipment positional information when UE position changes
P-CSCF equipment is sent to, and P-CSCF equipment is the equipment in voice core network, it is thereby achieved that voice core network is to UE
The monitoring of position.
In one embodiment, receive the subscription that P-CSCF equipment is sent and terminate request, terminating request according to subscription removes
With the Rx sessions of P-CSCF equipment, and event-triggered message is sent to S/P-GW, the event-triggered message is carried for indicating
Stop reporting the information of UE positional information, to stop the monitoring to UE positions, so as to reduce unnecessary processing.Its
In, in LTE voices and WIFI voices, it can be STR to subscribe to and terminate request.
In one embodiment, when speech business is LTE voices, UE positional information can be the mark of cell where UE
Know, when speech business is WIFI voices, UE positional information can be UE IP address, it is thereby achieved that in different languages
Monitoring of the voice core network to UE positions in sound business.Wherein, IP address can be WLAN IP address, Internet IP address etc..
In one embodiment, in LTE voices and WIFI voices, it can be AAR message to subscribe to request.In LTE voices
In, UE positional information can carry is sent to P-CSCF equipment in RAR.In WIFI voices, UE positional information can be with
Carrying is sent to P-CSCF equipment in AAA message.In LTE voices, the event that triggering message can be triggers property value pair
(Attribute Value Pair, AVP) message, UE positional information are to carry to update (Credit in credit control request
Control Request Update, CCR-U) sended over by S/P-GW in message, in WIFI voices, UE positional information
It is to carry in initial (Credit Control Request Initial, the CCR-I) message of credit control request by S/P-GW
Send over.
In one embodiment, when UE positional information is carried in CCR-U message or CCR-I message, receive
After CCR-U message or CCR-I message, first need to extract UE positional information from CCR-U message or CCR-I message, afterwards
UE positional information is sent to P-CSCF equipment.
6th aspect discloses a kind of PCRF equipment, and the PCRF equipment is including being used for times for performing the 5th aspect or the 5th aspect
A kind of unit for the location information acquisition method that possible implementation is provided.
7th aspect discloses a kind of PCRF equipment, and the PCRF equipment includes processor, memory, receiver and transmitter,
Wherein：
Receiver, for receiving the subscription request of P-CSCF equipment transmission；
Transmitter, for when it is determined that subscribing to request carries position for indicating to report when UE position changes UE
During the customer location change information of confidence breath, the triggering for carrying customer location change information and UE mark is sent to S/P-GW
Message, the mark are to subscribe to the mark carried in request, and UE is any UE that have registered IMS；
Receiver, it is additionally operable to receive the positional information for the UE that S/P-GW is sent according to triggering message；
Transmitter, it is additionally operable to send UE positional information to P-CSCF equipment.
Eighth aspect discloses a kind of readable storage medium storing program for executing, the readable storage medium storing program for executing store PCRF equipment be used for perform the 5th
The program code of location information acquisition method disclosed in any possible implementation of aspect or the 5th aspect.
9th aspect discloses a kind of positional information and obtains system, including P-CSCF equipment, PCRF equipment and S/P-GW, its
In：
P-CSCF equipment, request is subscribed to for being sent to PCRF equipment, subscribe to mark and user position that request carries UE
Change information is put, customer location change information is used to indicate the positional information for reporting UE when UE position changes, and UE is
It has registered IMS any UE；
PCRF equipment, for receiving the subscription request of P-CSCF equipment transmission, when it is determined that subscribing to request carries user position
When putting change information, the triggering message for carrying customer location change information and UE mark is sent to S/P-GW；
S/P-GW, for the UE sent according to triggering message to PCRF equipment positional information；
PCRF equipment, is additionally operable to receive the positional information for the UE that S/P-GW is sent according to triggering message, and is set to P-CSCF
Preparation send the positional information；
P-CSCF equipment, it is additionally operable to receive the positional information that PCRF equipment is sent.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, it will use below required in embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this area
For those of ordinary skill, without having to pay creative labor, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is a kind of network architecture schematic diagram disclosed in the embodiment of the present invention；
Fig. 2 is a kind of schematic flow sheet of location information acquisition method disclosed in the embodiment of the present invention；
Fig. 3 is the schematic flow sheet of another location information acquisition method disclosed in the embodiment of the present invention；
Fig. 4 is a kind of structural representation of P-CSCF equipment disclosed in the embodiment of the present invention；
Fig. 5 is the structural representation of another P-CSCF equipment disclosed in the embodiment of the present invention；
Fig. 6 is a kind of structural representation of PCRF equipment disclosed in the embodiment of the present invention；
Fig. 7 is the structural representation of another PCRF equipment disclosed in the embodiment of the present invention；
Fig. 8 is the structural representation that a kind of positional information disclosed in the embodiment of the present invention obtains system.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, belongs to the scope of protection of the invention.
The embodiment of the invention discloses a kind of location information acquisition method, equipment and system, in the lte networks, Ke Yishi
Existing monitoring of the voice core network to UE positions.It is described in detail individually below.
A kind of location information acquisition method, equipment and system disclosed in embodiment for a better understanding of the present invention, below
First the network architecture that the embodiment of the present invention uses is described.Referring to Fig. 1, Fig. 1 is a kind of disclosed in the embodiment of the present invention
Network architecture schematic diagram.As shown in figure 1, the network architecture can include eNodeB, Evolved Packet Core (Evolved
Packet Core, EPC) and IMS core net (Core), wherein, EPC includes mobile management entity (Mobility
Management Entity, MME), S/P-GW and PCRF equipment, IMS core net include P-CSCF equipment, S-CSCF equipment and
MMTEL AS.In the lte networks, when UE position changes, after eNodeB can be changed UE by MME and S/P-GW
Positional information report PCRF equipment, so as to realize monitorings of the EPC to UE positions, however, EPC can not be by the UE's listened to
Positional information further reports IMS core net, so that monitoring of the IMS core net to UE positions, i.e. LTE voices industry can not be realized
Monitoring of the IMS core net to UE positions can not be realized in business.
Based on the network architecture shown in Fig. 1, referring to Fig. 2, Fig. 2 is that a kind of positional information obtains disclosed in the embodiment of the present invention
Take the schematic flow sheet of method.Wherein, the location information acquisition method is the angle from S/P-GW, PCRF equipment and P-CSCF equipment
Spend to describe.As shown in Fig. 2 the location information acquisition method may comprise steps of.
201st, P-CSCF equipment sends the mark for carrying UE to PCRF equipment and the subscription of customer location change information please
Ask.
In the present embodiment, when detecting that UE has registered IMS, the position of the UE is monitored if desired, then P-
CSCF equipment will send the subscription request of the mark for carrying UE and customer location change information to PCRF equipment, and customer location becomes
Changing information can indicate to report UE positional information when UE position changes.
In the present embodiment, in LTE speech businesses and WIFI speech businesses, it can be AAR message to subscribe to request.In LTE
In speech business, when carrying USER_LOCATION_CHANGE in AAR message, it is believed that AAR message carries user
Change in location information, USER_LOCATION_CHANGE can be special action (Specific-Action) AVP values, take
Value Types are enumeration type.In WIFI speech businesses, when carrying UE-Local-IP-Address AVP in AAR message,
It is considered that AAR message carries customer location change information, UE-Local-IP-Address AVP can be special action
(Specific-Action) AVP value, value type are enumeration type.
In the present embodiment, in LTE voices, it is on 29.214 protocol basis, USER_ is added in AVP
LOCATION_CHANGE, in AAR message, receive the application function (Application for customer position information
Function, AF) after (AF is equivalent to P-CSCF equipment) request, USER_LOCATION_CHANGE in AAR instruction PCRF
Set receiving strategy and charge execution function (Policy and Charging Enforcement Function, PCEF)
Standby/bearing binding and event reporting function (Bearing Binding and Event Report Function, BBERF) are set
During customer position information (the i.e. UE positional information) report that standby (equivalent to S/P-GW) corresponding A F sessions are sent, by customer location
Information reporting gives PCRF equipment.Customer position information is carried in access information (Required-Access-Info) AVP is asked.
202nd, when it is determined that subscribing to request carries positional information for indicating to report when UE position changes UE
Customer location change information when, PCRF equipment is sent to S/P-GW carries touching for customer location change information and UE mark
Send out message.
In the present embodiment, after PCRF equipment receives the subscription request of P-CSCF equipment transmission, subscription request will determine that
In whether carry customer location change information for indicating the positional information for reporting when UE position changes UE, when
When carrying customer location change information in subscription request, show when UE position changes, it is necessary to report UE position
Positional information after change, therefore, it will be sent by Gx interfaces to S/P-GW and carry customer location change information and the mark
Triggering message.
In the present embodiment, in LTE speech businesses, when USER_LOCATION_CHANGE be present in AAR message, it is determined that
Subscribe in request and carry customer location change information.In WIFI speech businesses, when UE-Local-IP- being present in AAR message
During Address AVP, customer location change information is carried it is determined that subscribing in request.In LTE speech businesses, triggering message can
Think that event triggers (EventTrigger) AVP message.
203rd, the positional information of the UE is sent to PCRF equipment by S/P-GW according to the triggering message.
In the present embodiment, in LTE speech businesses, after S/P-GW receives EventTrigger AVP message, when connecing
When receiving eNodeB by the MME UE reported positional information, the CCR-U message that will carry the positional information of the UE is sent
Give PCRF equipment.When CCR-U message carries customer position information (User Location Info), it will be considered that CCR-U disappears
Breath carries the positional information of the UE.In WIFI speech businesses, when receiving positions of the eNodeB by the MME UE reported
During information, the CCR-I message for the positional information for carrying the UE is sent to PCRF equipment by S/P-GW.In WIFI speech businesses
In, UE positional information can be UE IP address, or UE IP address and port numbers.
204th, PCRF equipment sends UE positional information to P-CSCF equipment.
,, can after PCRF equipment receives the CCR-U message of S/P-GW transmissions in LTE speech businesses in the present embodiment
UE positional information is extracted from CCR-U message with elder generation, i.e., UE positional information is extracted from User Location Info.It
The RAR for the positional information for carrying UE is sent to P-CSCF equipment afterwards.Wherein, RAR can carry USER_LOCATION_
CHANGE and 3GPP-User-Location-Info AVP, wherein, UE positional information is included in 3GPP-User-
In Location-Info AVP, USER_LOCATION_CHANGE is used to be shown to be for subscribing to request before P-CSCF equipment
Reporting position.On 29.214 protocol basis, in RAR, PCEF equipment/BBERF equipment is being received (equivalent to S/P-
During customer position information (the i.e. UE positional information) report that GW) corresponding A F sessions are sent, PCRF uses USER_LOCATION_
CHANGE report of user positional informations.
In the present embodiment, in WIFI speech businesses, after PCRF equipment receives the CCR-I message of S/P-GW transmissions,
UE positional information can be first extracted from CCR-I message.Rear the positional information for carrying UE is sent to P-CSCF equipment
AAA message.Wherein, AAA message can carry UE-Local-IP-Address AVP, wherein, UE IP address is included in
In UE-Local-IP-Address AVP.In addition, AAA message can also carry WLAN-UE-WiFi-Local-Port
AVP, wherein, UE port numbers are included in WLAN-UE-WiFi-Local-Port AVP.
In the location information acquisition method described by Fig. 2, PCRF equipment can believe the UE reported of reception position
Breath is sent to P-CSCF equipment, and P-CSCF equipment is the equipment in voice core network (i.e. IMS core net), therefore, Ke Yishi
Existing monitoring of the voice core network to UE positions.
Based on the network architecture shown in Fig. 1, referring to Fig. 3, Fig. 3 is another positional information disclosed in the embodiment of the present invention
The schematic flow sheet of acquisition methods.Wherein, the location information acquisition method is from eNodeB, MME, S/P-GW, PCRF equipment, P-
The angle of CSCF equipment, S-CSCF equipment and MMTEL AS describes.As shown in figure 3, the location information acquisition method can be with
Comprise the following steps.
301st, P-CSCF equipment establishes the Rx sessions with PCRF equipment.
302nd, P-CSCF equipment sends the mark for carrying UE to PCRF equipment and the subscription of customer location change information please
Ask.
Wherein, step 302 is identical with the step 201 in preceding embodiment, and the embodiment of the present invention does not repeat herein.
303rd, when it is determined that subscribing to request carries positional information for indicating to report when UE position changes UE
Customer location change information when, PCRF equipment sends the triggering for carrying customer location change information and the mark to S/P-GW
Message.
Wherein, step 303 is identical with the step 202 in preceding embodiment, and the embodiment of the present invention does not repeat herein.
304th, when MME supports reporting position information, S/P-GW sends the reporting message for the mark for carrying UE to MME.
In the present embodiment, in LTE speech businesses, whether MME can will support the ability information of reporting position information to lead to
Cross in establishment session request (Create Session Request) or modification carrying request (Modify Bearer Request)
Flag bit change report support instruction (Change Reporting Support Indication) be sent to S/P-GW, S/
After P-GW receives the event triggering AVP message of PCRF equipment transmission, request will be carried according to creating session request or changing
In flag bit judge whether MME supports reporting position information, when MME support reporting position information when, S/P-GW to MME send
The reporting message of UE mark is carried, can be in conversational response (Create Session Response) message is created
Carrying action is to start to report the change of (Starting Reporting) to report action (Change Reporting Action
Cell), instruction MME needs to notify S/P-GW in change in location.
305th, MME sends the reporting position message for the mark for carrying UE to eNodeB.
In the present embodiment, in LTE speech businesses, when MME receives the upper of the mark for carrying UE of S/P-GW transmissions
Message is reported, that is, receives and Change Reporting Action and Starting in Create Session Response be present
During Reporting, MME will send the reporting position message for the mark for carrying UE to eNodeB, i.e., sends position to eNodeB
Control (Location Reporting Control) message is reported, can in the Location Reporting Control message
Comprising number (Event) and to report granularity (Report Area) cell.Wherein, the number that reports of Event instructions, i.e., on
Report is once or change in location just reports, the granularity that reports of Report Area instructions, i.e., enters when cell change where UE one time
Row is reported, or cell change where UE is reported twice.
306th, when the position for detecting UE that the mark is identified changes, eNodeB sends UE positional information
To MME.
In the present embodiment, when eNodeB detects that the position for the UE that the mark is identified changes, UE position is believed
Breath is sent to MME by reporting position (LOCATION REPORT) message.
307th, UE positional information is sent to S/P-GW by MME.
308th, UE positional information is sent to PCRF equipment by S/P-GW according to the triggering message.
Wherein, step 308 is identical with the step 203 in preceding embodiment, and the embodiment of the present invention does not repeat herein.
309th, PCRF equipment sends UE positional information to P-CSCF equipment.
Wherein, step 309 is identical with the step 204 in preceding embodiment, and the embodiment of the present invention does not repeat herein.
310th, P-CSCF equipment sends UE positional information to S-CSCF equipment.
,, can be with after P-CSCF equipment receives the RAR of PCRF equipment transmission in LTE speech businesses in the present embodiment
Positional information and storage from the 3GPP-User-Location-Info AVP extractions UE in RAR, and the positional information by UE
Access network information (P-Access network info, PANI) header field is inserted, construction INFO message is sent to S-CSCF equipment.
, can be from AAA message after P-CSCF equipment receives the AAA message of PCRF equipment transmission in WIFI speech businesses
UE-Local-IP-Address AVP extractions UE positional information and storage, and UE positional information is inserted into PANI header fields,
Construction INFO message is sent to S-CSCF equipment.
311st, UE positional information is sent to MMTel AS by S-CSCF equipment.
In the present embodiment, S-CSCF equipment receive P-CSCF equipment transmission UE positional information, i.e., INFO message it
Afterwards, UE positional information and storage will be extracted from INFO message, and UE positional information is sent to MMTel AS, will
INFO message is transmitted to MMTel AS.
In the present embodiment, MMTel AS receive the UE of S-CSCF equipment transmission positional information, i.e., after INFO message,
UE positional information and storage will be extracted from INFO message.
312nd, when detecting UE deregistration IMS, P-CSCF equipment sends to subscribe to PCRF equipment terminates request.
In the present embodiment, when UE leaves LTE network (WIFI network) coverage or shutdown, it will initiate to nullify IMS (i.e.
IMS goes to register), when detecting UE deregistration IMS, P-CSCF equipment will send STR to PCRF equipment.
313rd, PCRF equipment asks to remove the Rx sessions with P-CSCF equipment according to termination is subscribed to, and sends and take to S/P-GW
With for indicating that stopping reports the event-triggered message of UE positional information.
In the present embodiment, in LTE speech businesses and WIFI speech businesses, PCRF equipment receives the transmission of P-CSCF equipment
STR after, will according to STR remove with the Rx sessions of P-CSCF equipment, and to S/P-GW send carry for indicate stop
The event-triggered message of UE positional information is reported, S/P-GW will stop reporting according to event-triggered message, and sends and use to MME
Cancel the configured information for the positional information for reporting UE in instruction MME, after MME receives configured information, cancellation is reported, and to
ENodeB is sent for indicating that eNodeB cancels the configured information for the positional information for reporting UE.
In the location information acquisition method described by Fig. 3, PCRF equipment can believe the UE reported of reception position
Breath is sent to P-CSCF equipment, and P-CSCF equipment is the equipment in voice core network (i.e. IMS core net), therefore, Ke Yishi
Existing monitoring of the voice core network to UE positions.That is to say can report IMS core net by the positional information after UE change in location,
The succession to traditional location acquisition of information business can be realized, so as to keep the uniformity of Consumer's Experience and network operation.
In addition, after IMS core net/MMTel AS get the situation of change of customer position information in real time, then realization can be extended very
Multi-service：Such as monitor, call the running orbit of user in ticket writing calling procedure.Operator is exported by MMTel AS
The positional information of user's change grasps user, and situation of movement, supervision department can be obtained by O＆M interface with real-time query in a network
Obtain customer location etc..
Based on the network architecture shown in Fig. 1, referring to Fig. 4, Fig. 4 is a kind of P-CSCF equipment disclosed in the embodiment of the present invention
Structural representation.As shown in figure 4, the P-CSCF equipment can include：
Transmitting element 401, request is subscribed to for being sent to PCRF equipment, subscribe to mark and user position that request carries UE
Change information is put, customer location change information is used to indicate the positional information for reporting UE when UE position changes, and UE is
It has registered IMS any UE；
Receiving unit 402, it is additionally operable to receive the UE's that the subscription request that PCRF equipment is sent according to transmitting element 401 is sent
Positional information.
As a kind of possible embodiment, transmitting element 401, it is additionally operable to receive to S-CSCF equipment receiving unit 402
Transmission UE positional information so that UE positional information is sent to MMTel AS by S-CSCF equipment.
As a kind of possible embodiment, UE positional information can be the mark of cell where UE IP address or UE
Know.
In the P-CSCF equipment described by Fig. 4, due to P-CSCF equipment can receive PCRF equipment transmission work as UE
Position report when changing PCRF equipment UE positional information, and P-CSCF equipment is setting in voice core network
It is standby, it is thereby achieved that monitoring of the voice core network to UE positions.
Based on the network architecture shown in Fig. 1, referring to Fig. 5, Fig. 5 is that another P-CSCF is set disclosed in the embodiment of the present invention
Standby structural representation.As shown in figure 5, the P-CSCF equipment can include：Processor 501, memory 503, receiver 503,
Transmitter 504 and bus 505.Processor 501 can be a general central processor (CPU), multiple CPU, microprocessor, special
Determine application integrated circuit (application-specific integrated circuit, ASIC), or one or more is used for
The integrated circuit for controlling the present invention program program to perform.Memory 502 can be read-only storage (read-only memory,
ROM) or can store static information and instruction other kinds of static storage device, random access memory (random
Access memory, RAM) or can storage information and the other kinds of dynamic memory or electrically erasable of instruction
Programmable read only memory (Electrically Erasable Programmable Read-Only Memory, EEPROM),
Read-only optical disc (Compact Disc Read-Only Memory, CD-ROM) or other optical disc storages, laser disc storage (including pressure
Contracting laser disc, laser disc, laser disc, Digital Versatile Disc, Blu-ray Disc etc.), magnetic disk storage medium or other magnetic storage apparatus or
Person can be used in carrying or store with instruction or data structure form desired program code and can be by computer access
Any other medium, but not limited to this.Memory 502 can be individually present, and bus 505 is connected with processor 501.Deposit
Reservoir 502 can also integrate with processor 501.Receiver 503 and transmitter 504, for other equipment, network element or
Communication, such as Ethernet, wireless access network (RAN), no WLAN etc..Bus 505 may include a path, in said modules
Between transmit information.Wherein：
Batch processing code is stored with memory 502, processor 501 is used to call the program stored in memory 502
Code controls receiver 503 and transmitter 504 to be communicated with other network elements；
Transmitter 503, request is subscribed to for being sent to PCRF equipment, subscribe to mark and customer location that request carries UE
Change information, customer location change information are used to indicate the positional information for reporting UE when UE position changes, and UE is note
Volume IMS any UE；
Receiver 504, for receiving PCRF equipment according to the positional information for subscribing to the UE for asking to send and being sent to processing
Device 501.
As a kind of possible embodiment, receiver 503 receives the position for the UE that PCRF equipment asks to send according to subscribing to
After confidence breath, transmitter 504, the positional information to S-CSCF equipment transmission UE is additionally operable to, so that S-CSCF equipment is by UE's
Positional information is sent to MMTel AS.
As a kind of possible embodiment, UE positional information can be the mark of cell where UE IP address or UE
Know.
In the P-CSCF equipment described by Fig. 5, due to P-CSCF equipment can receive PCRF equipment transmission work as UE
Position report when changing PCRF equipment UE positional information, and P-CSCF equipment is setting in voice core network
It is standby, it is thereby achieved that monitoring of the voice core network to UE positions.
Based on the network architecture shown in Fig. 1, referring to Fig. 6, Fig. 6 is a kind of PCRF equipment disclosed in the embodiment of the present invention
Structural representation.As shown in fig. 6, the PCRF equipment can include：
Receiving unit 601, for receiving the subscription request of P-CSCF equipment transmission；
Transmitting element 602, it is additionally operable to when receiving unit 601 determines that subscribing to request carries for indicating that the position as UE is sent out
When the customer location change information of UE positional information is reported during changing, sent to S/P-GW and carry customer location change letter
The triggering message of breath and UE mark, UE mark are to subscribe to the mark carried in request, and UE is any UE that have registered IMS；
Receiving unit 601, it is additionally operable to receive the position for the UE that the triggering message that S/P-GW is sent according to transmitting element 602 is sent
Confidence ceases；
Transmitting element 602, it is additionally operable to send the positional information for the UE that receiving unit 601 receives to P-CSCF equipment.
As a kind of possible embodiment, UE positional information can be the mark of cell where UE IP address or UE
Know.
In the PCRF equipment described by Fig. 6, because PCRF equipment will can report when UE position changes
The UE of PCRF equipment positional information is sent to P-CSCF equipment, and P-CSCF equipment is the equipment in voice core network, therefore,
Monitoring of the voice core network to UE positions can be realized.
Based on the network architecture shown in Fig. 1, referring to Fig. 7, Fig. 7 is another PCRF equipment disclosed in the embodiment of the present invention
Structural representation.As shown in fig. 7, the PCRF equipment can include：Processor 701, memory 703, receiver 703, transmission
Device 704 and bus 705.Processor 701 can be a general central processor (CPU), multiple CPU, microprocessor, it is specific should
It is used to control with integrated circuit (application-specific integrated circuit, ASIC), or one or more
The integrated circuit that the present invention program program performs.Memory 702 can be read-only storage (read-only memory, ROM)
Or static information and the other kinds of static storage device of instruction, random access memory (random access can be stored
Memory, RAM) or can storage information and the other kinds of dynamic memory or electric erazable programmable of instruction
Read-only storage (Electrically Erasable Programmable Read-Only Memory, EEPROM), read-only light
Disk (Compact Disc Read-Only Memory, CD-ROM) or other optical disc storages, laser disc storage (including compression laser disc,
Laser disc, laser disc, Digital Versatile Disc, Blu-ray Disc etc.), magnetic disk storage medium or other magnetic storage apparatus or can
For carry or store have instruction or data structure form desired program code and can be by any of computer access
Other media, but not limited to this.Memory 702 can be individually present, and bus 705 is connected with processor 701.Memory
702 can also integrate with processor 701.Receiver 703 and transmitter 704, for other equipment, network element or communication
Network service, such as Ethernet, wireless access network (RAN), no WLAN etc..Bus 705 may include a path, between said modules
Transmit information.Wherein：
Batch processing code is stored with memory 702, processor 701 is used to call the program stored in memory 702
Code controls receiver 703 and transmitter 704 to be communicated with other network elements；
Receiver 703, the subscription request Concurrency for receiving the transmission of P-CSCF equipment give processor 701；
Transmitter 704, for being carried when it is determined that subscribing to request for indicating to report UE when UE position changes
Positional information customer location change information when, sent to S/P-GW and carry customer location change information and UE mark
Message is triggered, UE mark is to subscribe to the mark carried in request, and UE is any UE that have registered IMS；
Receiver 703, it is additionally operable to receive the positional information for the UE that S/P-GW is sent according to triggering message and is sent to processing
Device 701；
Transmitter 704, it is additionally operable to send UE positional information to P-CSCF equipment.
As a kind of possible embodiment, UE positional information can be the mark of cell where UE IP address or UE
Know.
In the PCRF equipment described by Fig. 7, because PCRF equipment will can report when UE position changes
The UE of PCRF equipment positional information is sent to P-CSCF equipment, and P-CSCF equipment is the equipment in voice core network, therefore,
Monitoring of the voice core network to UE positions can be realized.
Based on the network architecture shown in Fig. 1, referring to Fig. 8, Fig. 8 is that a kind of positional information obtains disclosed in the embodiment of the present invention
Take the structural representation of system.As shown in figure 8, the system can include P-CSCF equipment 801, PCRF equipment 802 and S/P-
GW803, wherein：
P-CSCF equipment 801, for PCRF equipment 802 send subscribe to request, subscribe to request carry UE mark and
Customer location change information, customer location change information are used to indicate to report UE position to believe when UE position changes
Breath, UE is any UE that have registered IMS；
PCRF equipment 802, for receiving the subscription request of the transmission of P-CSCF equipment 801, carried when it is determined that subscribing to request
During customer location change information, the triggering message for carrying customer location change information and UE mark is sent to S/P-GW803
S/P-GW803, for the UE sent according to triggering message to PCRF equipment 802 positional information；
PCRF equipment 802, is additionally operable to receive the positional information for the UE that S/P-GW803 is sent, and is sent out to P-CSCF equipment 801
Send UE positional information；
P-CSCF equipment 801, it is additionally operable to receive the positional information for the UE that PCRF equipment 802 is sent.
As a kind of possible embodiment, the system can also include S-CSCF equipment 804 and MMTel AS805；
P-CSCF equipment 801, it is additionally operable to send UE positional information to S-CSCF equipment 804；
S-CSCF equipment 804, it is sent to for receiving UE positional information and storage, and by UE positional information
MMTel AS805；
MMTel AS805, for receiving UE positional information and storage.
As a kind of possible embodiment, UE positional information can be the mark of cell where UE IP address or UE
Know.
As a kind of possible embodiment, P-CSCF equipment 801, it is additionally operable to establish the Rx sessions with PCRF equipment 802；
P-CSCF equipment 801, it is additionally operable to when detecting UE deregistration IMS, sends to subscribe to terminate to PCRF equipment 802 and ask
Ask；
PCRF equipment 802, is additionally operable to receive and subscribes to termination request, and request dismounting and P-CSCF equipment are terminated according to subscribing to
802 Rx sessions, and event-triggered message is sent to S/P-GW803, event-triggered message is carried for indicating that stopping reports
The information of UE positional information.
As a kind of possible embodiment, the system can also include MME806 and S/P-GW807, wherein：
S/P-GW807, message is triggered for receiving, and when MME806 supports reporting position information, sent to MME806
Carry the reporting message of UE mark；
MME806, for receiving the reporting message, and send to eNodeB 807 reporting position for the mark for carrying UE
Message；
ENodeB807, for receiving the reporting position message, and when the position for detecting the UE that the mark is identified occurs
During change, UE positional information is sent to MME806；
MME806, is additionally operable to receive UE positional information, and UE positional information is sent into S/P-GW803.
In the positional information acquisition system described by Fig. 8, PCRF equipment can believe the UE reported of reception position
Breath is sent to P-CSCF equipment, and P-CSCF equipment is the network element in voice core network (i.e. IMS core net), therefore, Ke Yishi
Existing monitoring of the voice core network to UE positions.
The embodiment of the invention also discloses a kind of readable storage medium storing program for executing, the readable storage medium storing program for executing stores P-CSCF equipment
With/program code of the PCRF equipment for performing the location information acquisition method shown in Fig. 2 or Fig. 3.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can
To instruct the hardware of correlation to complete by program, the program can be stored in a computer-readable recording medium, storage
Medium can include：Flash disk, read-only storage (read-only memory, ROM), random access device (random access
Memory, RAM), disk or CD etc..
Although combining each embodiment herein, invention has been described, however, implementing the present invention for required protection
During, those skilled in the art are by checking the accompanying drawing, disclosure and appended claims, it will be appreciated that and it is real
Other changes of the existing open embodiment.In the claims, the word of " comprising " (comprising) one is not excluded for other compositions
Part or step, "a" or "an" are not excluded for multiple situations.Single processor or other units can realize claim
In some functions enumerating.Mutually different has been recited in mutually different dependent some measures, it is not intended that these are arranged
Apply to combine and produce good effect.
Location information acquisition method, equipment and system disclosed in the embodiment of the present invention are described in detail above, this
Apply specific case in text to be set forth the principle and embodiment of the present invention, the explanation of above example is only intended to
Help to understand method and its core concept of the invention；Meanwhile for those of ordinary skill in the art, the think of according to the present invention
Think, in specific embodiments and applications there will be changes, in summary, this specification content should not be construed as pair
The limitation of the present invention.
Claims (13)
- A kind of 1. location information acquisition method, applied to the Proxy Call Session Control Function P-CSCF in multimedia system IMS Equipment, it is characterised in that including：Sent to policy control rule functional PCRF equipment and subscribe to request, the mark subscribed to request and carry user equipment (UE) With customer location change information, the customer location change information is used to indicate to report institute when the position of the UE changes UE positional information is stated, the UE is any UE that have registered the IMS；Receive positional information of the PCRF equipment according to the UE for subscribing to and asking to send.
- 2. according to the method for claim 1, it is characterised in that described to receive the PCRF equipment according to the subscription request After the UE sent positional information, methods described also includes：The positional information is sent to service call conversation control function S-CSCF equipment, so that the S-CSCF equipment is by described in Positional information is sent to mediaphone application server MMTel AS.
- 3. method according to claim 1 or 2, it is characterised in that IP address or institute of the positional information for the UE The mark of cell where stating UE.
- A kind of 4. location information acquisition method, it is characterised in that including：The subscription request that Receiving Agent CSCF P-CSCF equipment is sent；When it is determined that described subscribe to asks to carry for indicating to report the UE's when the position of user equipment (UE) changes During the customer location change information of positional information, sent to service/packet data gateway S/P-GW and carry the customer location The triggering message of change information and the UE mark, the mark are the marks subscribed to and carried in request, and the UE is It has registered multimedia system IMS any UE；Receive the positional information for the UE that the S/P-GW is sent according to the triggering message；The positional information is sent to the P-CSCF equipment.
- 5. according to the method for claim 4, it is characterised in that the positional information is the IP address of the UE or the UE The mark of place cell.
- A kind of 6. Proxy Call Session Control Function P-CSCF equipment, it is characterised in that including：Transmitting element, request is subscribed to for being sent to policy control rule functional PCRF equipment, the subscription request carries use The mark and customer location change information of family equipment UE, the customer location change information are used to indicate when the position of the UE is sent out The positional information of the UE is reported during changing, the UE is any UE that have registered multimedia system IMS；Receiving unit, it is additionally operable to receive the UE that the subscription that the PCRF equipment is sent according to the transmitting element asks to send Positional information.
- 7. P-CSCF equipment according to claim 6, it is characterised in that the transmitting element, be additionally operable to service call Conversation control function S-CSCF equipment sends the positional information, so that the positional information is sent to by the S-CSCF equipment Mediaphone application server MMTel AS.
- 8. the P-CSCF equipment according to claim 6 or 7, it is characterised in that the positional information is the IP of the UE Location or the mark of UE places cell.
- A kind of 9. policy control rule functional PCRF equipment, it is characterised in that including：Receiving unit, the subscription request sent for Receiving Agent CSCF P-CSCF equipment；Transmitting element, it is additionally operable to when the subscription request for determining the receiving unit reception is carried for indicating to work as user equipment (UE) Position when reporting the customer location change information of positional information of the UE when changing, to service/packet data gateway S/P-GW sends the triggering message for carrying the customer location change information and the mark of the UE, and the mark is described orders The mark carried in request is read, the UE is any UE that have registered multimedia system IMS；The receiving unit, it is additionally operable to receive the S/P-GW according to the triggering message transmission that the transmitting element is sent UE positional information；The transmitting element, it is additionally operable to the positional information for sending the receiving unit to the P-CSCF equipment and receiving.
- 10. PCRF equipment according to claim 9, it is characterised in that the positional information be the UE IP address or The mark of cell where the UE.
- 11. a kind of positional information obtains system, it is characterised in that including Proxy Call Session Control Function P-CSCF equipment, plan Rule functional PCRF equipment and service/packet data gateway S/P-GW are slightly controlled, wherein：The P-CSCF equipment, request is subscribed to for being sent to the PCRF equipment, the subscription request carries user equipment UE mark and customer location change information, the customer location change information are used to indicate when the position of the UE changes When report the positional information of the UE, the UE is any UE that have registered multimedia system IMS；The PCRF equipment, the subscription request sent for receiving the P-CSCF equipment, when it is determined that described subscribe to request When carrying the customer location change information, sent to the S/P-GW and carry the customer location change information and described The triggering message of mark；The S/P-GW, for the UE sent according to the triggering message to the PCRF equipment positional information；The PCRF equipment, is additionally operable to receive the positional information for the UE that the S/P-GW is sent, and is set to the P-CSCF Preparation send the positional information；The P-CSCF equipment, it is additionally operable to receive the positional information that the PCRF equipment is sent.
- 12. system according to claim 11, it is characterised in that the system also includes service call conversation control function S-CSCF equipment and mediaphone application server MMTel AS；The P-CSCF equipment, it is additionally operable to send the positional information to the S-CSCF equipment；The S-CSCF equipment, for receiving the positional information and storing, and the positional information is sent to described MMTel AS；The MMTel AS, for receiving the positional information and storing.
- 13. the system according to claim 11 or 12, it is characterised in that the positional information be the UE IP address or The mark of cell where the UE.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472502.3A CN107548077B (en) | 2016-06-24 | 2016-06-24 | Position information acquisition method, device and system |
| PCT/CN2017/082039 WO2017219754A1 (en) | 2016-06-24 | 2017-04-26 | Position information obtaining method, device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610472502.3A CN107548077B (en) | 2016-06-24 | 2016-06-24 | Position information acquisition method, device and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107548077A true CN107548077A (en) | 2018-01-05 |
| CN107548077B CN107548077B (en) | 2020-07-07 |
Family
ID=60784219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610472502.3A Active CN107548077B (en) | 2016-06-24 | 2016-06-24 | Position information acquisition method, device and system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107548077B (en) |
| WO (1) | WO2017219754A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019144786A1 (en) * | 2018-01-26 | 2019-08-01 | 华为技术有限公司 | Wireless information subscription method, related devices and system |
| CN110677544A (en) * | 2019-08-21 | 2020-01-10 | 中移（杭州）信息技术有限公司 | PCRF location script updating method, device, equipment and storage medium |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114666736A (en) * | 2020-12-22 | 2022-06-24 | 成都鼎桥通信技术有限公司 | Location subscription method and device |
| CN113825191B (en) * | 2021-08-27 | 2023-11-28 | 青岛海尔科技有限公司 | Subscription method and device for equipment information |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104902436A (en) * | 2015-04-28 | 2015-09-09 | 南京信息工程大学 | VoLTE scene-based method for acquiring user location information at network side |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101572952B (en) * | 2008-04-30 | 2012-05-23 | 华为技术有限公司 | Method for establishing load, MME, PCRF and user terminal |
| JP2012044556A (en) * | 2010-08-20 | 2012-03-01 | Ntt Docomo Inc | Mobile communication method and policy control node |
| CN104902540A (en) * | 2015-04-28 | 2015-09-09 | 南京信息工程大学 | VoLTE scene-based method for acquiring user access location information at network side |
-
2016
- 2016-06-24 CN CN201610472502.3A patent/CN107548077B/en active Active
-
2017
- 2017-04-26 WO PCT/CN2017/082039 patent/WO2017219754A1/en active Application Filing
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104902436A (en) * | 2015-04-28 | 2015-09-09 | 南京信息工程大学 | VoLTE scene-based method for acquiring user location information at network side |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019144786A1 (en) * | 2018-01-26 | 2019-08-01 | 华为技术有限公司 | Wireless information subscription method, related devices and system |
| CN110087229A (en) * | 2018-01-26 | 2019-08-02 | 华为技术有限公司 | Wireless messages method for subscribing, relevant apparatus and system |
| CN110677544A (en) * | 2019-08-21 | 2020-01-10 | 中移（杭州）信息技术有限公司 | PCRF location script updating method, device, equipment and storage medium |
| CN110677544B (en) * | 2019-08-21 | 2021-06-04 | 中移（杭州）信息技术有限公司 | PCRF location script updating method, device, equipment and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107548077B (en) | 2020-07-07 |
| WO2017219754A1 (en) | 2017-12-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10575146B2 (en) | Method and apparatus relating to online charging in an IP multimedia subsystem | |
| CN104995867B (en) | Selective event report in a mobile telecommunication network | |
| US9369291B2 (en) | Handling communication sessions in a communications network | |
| JP6009076B2 (en) | Device and system for determining to end billing session | |
| EP2499858B1 (en) | Service event trigger | |
| US20100186064A1 (en) | Method and device for obtaining capabilities of policy and charging enforcement function | |
| US20130188554A1 (en) | Offline charging per service data flow | |
| CN102131172B (en) | Method for processing business and system | |
| CN104429103A (en) | Methods, systems, and computer readable media for policy-based local breakout (LBO) | |
| US20160073328A1 (en) | Method and apparatus for determining pcrf | |
| CN107548077A (en) | A kind of location information acquisition method, equipment and system | |
| CN108259434A (en) | A kind of opening method and server of user side QoS supportabilitys | |
| US9036631B2 (en) | Identifying Gn/Gp mode at PCRF | |
| CN103856968B (en) | PCC rule obtaining method and device after Gx interfaces break down | |
| KR20140052632A (en) | Method and apparatus for setting session in an mobile communication system | |
| CN109802837B (en) | Charging method, device, equipment and computer readable storage medium | |
| EP2671345B1 (en) | Method and apparatus relating to online charging in an ip multimedia subsystem | |
| CN104584599B (en) | The management and control of charge based on application | |
| CN102340889B (en) | A kind of network side initiates the method and system that IMS signaling bear is set up | |
| CN103563412A (en) | Method, device and system for processing address information |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |