CN107635289A - The method and Related product of detection terminal call - Google Patents
The method and Related product of detection terminal call Download PDFInfo
- Publication number
- CN107635289A CN107635289A CN201710985417.1A CN201710985417A CN107635289A CN 107635289 A CN107635289 A CN 107635289A CN 201710985417 A CN201710985417 A CN 201710985417A CN 107635289 A CN107635289 A CN 107635289A
- Authority
- CN
- China
- Prior art keywords
- emulator
- sent
- message
- heterogeneous networks
- receives
- 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
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The disclosure, which provides a kind of method of detection terminal call and Related product, methods described, to be included:Emulator receives the random access request that user equipment (UE) is sent, and accidental access response is sent to the UE;Emulator sends wireless heterogeneous networks connection to the UE and establishes message, and message is established in the wireless heterogeneous networks connection to be included:Signaling Radio Bearer, wireless resource configuration and the grouping system for only limiting evolution;Emulator determines whether that the UE sends first position renewal and received, and such as determines that not sending first position renewal to the UE receives, and determines that the UE examines failure, is sent to the UE and examine failed message.Technical scheme provided by the invention has the advantages of reliability is high.
Description
Technical field
The present invention relates to communication technical field, and in particular to a kind of method and Related product of detection terminal call.
Background technology
With present Long Term Evolution (English:Long Term Evolution, LTE) network continuous popularization, increasingly
More people brings the convenience and facility of people enjoying express network, but being on the increase due to network, and problem is also with afterwards
Come.Mainly still conversed at present under LTE network by traditional circuit domain, and LTE network only provides data service.Cause
This LTE needs to carry out combined registering when registering, but the problematic network registry type in part only provides the packet for only limiting evolution
System (English:Evolved Packet System only, EPS only), cause user often to be lost when carrying out MOMT calls
Lose, so such a EPS only situations need to detect in advance to improve success rate of communication.
The content of the invention
The embodiments of the invention provide the method and Related product of a kind of detection terminal call, detection terminal can be shifted to an earlier date whether
The access of call can be realized in the case of EPS only, the success rate of MOMT calls is improved, improves reliability and Consumer's Experience
The advantages of spending.
In a first aspect, the embodiment of the present invention provides a kind of method of detection terminal call, methods described comprises the following steps:
Emulator receives the random access request that user equipment (UE) is sent, and accidental access response is sent to the UE;Emulator is to described
UE sends wireless heterogeneous networks connection and establishes message, and message is established in the wireless heterogeneous networks connection to be included:Signaling Radio Bearer
SRB1, wireless resource configuration and the grouping system EPS only for only limiting evolution;Emulator receives the wireless of the UE returns
The first call request that resources control connects completion message and the UE is sent;Emulator services to the UE transtation mission circuits domain
Notice, the expansion service request that the UE is returned is received, wireless heterogeneous networks release message, the wireless money are sent to the UE
Source control release message includes multiple 2G frequencies;Emulator determines whether that the UE sends first position renewal and received, such as really
It is fixed not send first position renewal receiving to the UE, determine that the UE examines failure, sent to the UE and examine failed message.
Optionally, methods described also includes:
Such as determine that sending first position renewal to the UE receives, emulator sends call setup message to the UE and established
First call,
Emulator receives the tracing section updating request that the UE is sent after the first talk-through, sends and tracks to the UE
Area's renewal receives, and the tracing section updating receives to include:The EPS only;
Emulator receives the second call request that the UE is sent, and to the UE transtation mission circuits domain Service Notification, receives institute
The expansion service request of UE transmissions is stated, the second wireless heterogeneous networks connection release message is sent to the UE;
Emulator determines whether that sending second place renewal receives, and does not send second place renewal such as and receives, it is determined that examining
Failure, sends to the UE and examines failed message, such as sends second place renewal and receives, it is determined that examining successfully.
Optionally, methods described also includes:
Emulator receives the daily record that the UE is sent, and the daily record includes:Send random access request to receive detect
All operation notes between failed message.
Second aspect, there is provided a kind of method of detection terminal call, methods described comprise the following steps:
User equipment (UE) sends random access request to emulator, receives the accidental access response that the emulator is sent;
The UE receives the wireless heterogeneous networks connection that emulator is sent and establishes message, and the wireless heterogeneous networks connection is built
Vertical message includes:Signaling Radio Bearer SRB1, wireless resource configuration and the grouping system EPS only for only limiting evolution;
After the UE completes the SRB1 and radio-resource-configuration, wireless heterogeneous networks connection is sent to the emulator
Completion message, the first call request is sent to the emulator;
The UE receives the circuit domain service notice that the emulator is sent, and sending expansion service device to the emulator please
Ask, receive the wireless heterogeneous networks connection release message that the emulator is sent, the wireless heterogeneous networks connection release message
Including multiple 2G frequencies;
The UE selects the first frequency to control the first call falling to base station corresponding to the first frequency according to multiple 2G frequencies
Device processed.
Optionally, methods described also includes:
Daily record is created, the daily record includes:Send random access request to receive detect failed message between it is all
Operation note, the daily record is sent to the emulator.
The third aspect, there is provided a kind of emulator, the emulator include:
Communication unit, for receiving the random access request of user equipment (UE) transmission, send Stochastic accessing to the UE and ring
Should, send wireless heterogeneous networks connection to the UE and establish message, message is established in the wireless heterogeneous networks connection to be included:Signaling
Radio bearer SRB1, wireless resource configuration and the grouping system EPS only for only limiting evolution, receive the nothing that the UE is returned
The first call request that line resources control connects completion message and the UE is sent;
The communication unit, it is additionally operable to the UE transtation mission circuits domain Service Notification, receive the extension clothes that the UE is returned
Business request, wireless heterogeneous networks release message is sent to the UE, the wireless heterogeneous networks release message includes multiple 2G frequencies
Point;
Processing unit, it is used to determine whether that sending first position renewal to the UE receives, and such as determines not send out to the UE
Send first position renewal to receive, determine that the UE examines failure, control the communication unit to be examined to UE transmissions and unsuccessfully disappear
Breath.
Fourth aspect, there is provided a kind of user equipment, the user equipment include:
Communication unit, for sending random access request to emulator, receive the Stochastic accessing that the emulator is sent and ring
Should;Receive the wireless heterogeneous networks connection that emulator is sent and establish message, message is established in the wireless heterogeneous networks connection to be included:
Signaling Radio Bearer SRB1, wireless resource configuration and the grouping system EPS only for only limiting evolution;
Processing unit, for completing the SRB1 and radio-resource-configuration, the communication unit is controlled to the emulation
Device sends wireless heterogeneous networks connection completion message;
The communication unit, it is additionally operable to receive the circuit domain service notice that the emulator is sent, is sent to the emulator
Expansion service device is asked, and receives the wireless heterogeneous networks connection release message that the emulator is sent, the wireless heterogeneous networks
Connection release message includes multiple 2G frequencies;
The processing unit, it is additionally operable to select the first frequency to fall the first call to the first frequency after rise according to multiple 2G frequencies
Corresponding base station controller.
5th aspect, there is provided a kind of emulator, the equipment include one or more processors, memory, transceiver, taken the photograph
As head mould group and one or more programs, one or more of programs are stored in the memory, and are configured
By one or more of computing devices, described program includes being used for the finger for performing the step in the method described in first aspect
Order.
6th aspect, there is provided a kind of smart machine, the equipment include one or more processors, memory, transceiver,
Camera module and one or more programs, one or more of programs are stored in the memory, and by with
Put by one or more of computing devices, described program includes being used to perform the step in the method for second aspect offer
Instruction.
7th aspect, there is provided a kind of computer-readable recording medium, it stores the computer journey for electronic data interchange
Sequence, wherein, the computer program causes computer to perform the method that first aspect or second aspect provide.
Eighth aspect, there is provided a kind of computer program product, the computer program product include storing computer journey
The non-transient computer-readable recording medium of sequence, the computer program are operable to make computer to perform first aspect or the
The method that two aspects provide.
Implement the embodiment of the present invention, have the advantages that:
Whether can as can be seen that realizing simulation CSFB business in the case of EPS only by the embodiment of the present invention and falling after rise
Enough start position updating request, and establish call, so as to perform the detection of calling to UE, improve the success rate of UE callings, carry
High user experience.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is a kind of result schematic diagram of mobile terminal.
Figure 1A is a kind of network architecture schematic diagram.
Fig. 2 is a kind of schematic diagram of terminal call flow.
Fig. 3 is a kind of method flow schematic diagram of detection terminal call provided in an embodiment of the present invention.
Fig. 3 A are a kind of schematic flow sheets of circuit domain dropping.
Fig. 4 A are a kind of structural representations of emulator provided in an embodiment of the present invention.
Fig. 4 B are a kind of structural representations of user equipment provided in an embodiment of the present invention.
Fig. 5 A are a kind of hardware architecture diagrams of emulator provided in an embodiment of the present invention.
Fig. 5 B are the hardware architecture diagrams of smart machine provided in an embodiment of the present invention.
Fig. 6 is a kind of structural representation of mobile terminal disclosed in the embodiment of the present invention.
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 part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Term " first ", " second ", " the 3rd " in description and claims of this specification and the accompanying drawing and "
Four " etc. be to be used to distinguish different objects, rather than for describing particular order.In addition, term " comprising " and " having " and it
Any deformation, it is intended that cover non-exclusive include.Such as contain the process of series of steps or unit, method, be
The step of system, product or equipment are not limited to list or unit, but alternatively also including the step of not listing or list
Member, or alternatively also include for the intrinsic other steps of these processes, method, product or equipment or unit.
Referenced herein " embodiment " is it is meant that the special characteristic, result or the characteristic that describe can wrap in conjunction with the embodiments
In at least one embodiment of the present invention.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Refering to Fig. 1, Fig. 1 is a kind of mobile terminal result schematic diagram, as shown in figure 1, the mobile terminal can include intelligence
Mobile phone (such as Android phone, iOS mobile phones, Windows Phone mobile phones), tablet personal computer, palm PC, notebook computer,
Mobile internet device (MID, Mobile Internet Devices) or Wearable etc., above-mentioned mobile terminal are only to lift
Example, and it is non exhaustive, for convenience of description, will be above-mentioned mobile whole in example below including but not limited to above-mentioned mobile terminal
End is referred to as user equipment (User equipment, UE) or terminal.Certainly in actual applications, above-mentioned user equipment is also not necessarily limited to
Above-mentioned realization form, such as can also include:Intelligent vehicle mounted terminal, computer equipment, intelligent watch etc..As shown in figure 1, should
Terminal includes:Processor 101, display 102, communications module 103 and memory 104, in actual applications, the communications module
103 can be Long Term Evolution (English:Long Term Evolution, LTE) communication module, TDSCDMA (English:Time
Division Synchronous Code Division Multiple Access, TD SDMA) communication module,
WCDMA (English:Wideband Code Division Multiple Access, WCDMA) communication module or 2G lead to
Believe module, in actual applications, can also be by LTE communication module, TDSCDMA modules, WCDMA modules and 2G communication module collection
Into together, the specific embodiment of the invention is not intended to limit the specific manifestation form of above-mentioned communication module.
Refering to Figure 1A, Figure 1A can be a kind of network architecture schematic diagram, as shown in Figure 1A, as shown in Figure 1A, in core net
Side has multiple MSC, and Figure 1A is distinguished, here by taking MSC1 and MSC2 as an example for convenience by taking two MSC as an example.Such as Figure 1A institutes
The network architecture schematic diagram shown, it is eNB (Evolved Node B, evolution base station) comprising 1 LTE base station.Wherein, eNB belongs to
In the first operator base station, 2 NodeBs, i.e. Node B1 and Node B2, wherein, Node B1 belong to WCDMA base stations, Node
B2 belongs to TDSCDMA base stations, 1 2G base station, i.e. gsm wireless access network (English:GSM EDGE Radio Access
Network, GERAN), for UE, it can be by any one in eNB, Node B1, Node B2 or GERAN
Network is accessed, it can be that data service can also be speech business that it, which accesses the mode of network, and the specific embodiment of the invention is simultaneously
Do not limit UE core network access side apparatus is specifically implementation, for crossing eNB, Node B1, Node B2, GERAN
To be referred to as core-network side equipment, for eNB, it may belong to the base station of the first communication network, for Node B1, Node B2,
It may belong to the base station of the second communication network to GERAN, specifically, for example eNB, Node B2 belong to China Mobile base station, Node
B1, GERAN belong to the base station of China Telecom.Certainly in actual applications, the core-network side equipment can also be set comprising others
Standby, just differ an illustration here.
It is illustrated in figure 2 a kind of method of calling, the UE forward direction MSC1 network equipment MT call, MSC1 MME start
CSFB flows.This method comprises the following steps:
Step S200, mobile terminal sends MT call, eNB to eNB and is forwarded to MME.
Step S201, MME is to mobile terminal transtation mission circuit domain Service Notification (CS service notification).
Step S202, mobile terminal sends expansion service request (extended service request) to MME.
Step S203, mobile terminal receives the RRC connection release message that eNB is sent, and the RRC connection release message includes more
Individual frequency (it is assumed here that multiple frequencies specifically include 75,85,95,100).
Step S204, mobile terminal selects a frequency to fall after rise to 2G networks from multiple frequencies.
Step S205, mobile terminal receives base station controller (English:Base Station Controller, BSC) send
Notifications request (System notification request).
Step S206, mobile terminal selects 75 frequencies to be connect (assuming that 2G frequencies corresponding to the LA1 that 75 frequencies belong in MSC 1)
Enter to realize calling access.
For CSFB flows as shown in Figure 2, selected in its frequency for needing to carry from RRC connection release message
One frequency accesses audio call, if carrying 3G frequency for RRC connection release message, then having for UE can
CSFB can be fallen after rise to 3G network, speech business, such as the 3G of China Telecom can not be provided for its 3G network of some operators
Base station can not just provide speech business for UE, so result in call failure, influence the Experience Degree of user, for UE, its
Need to avoid the appearance of such a situation, i.e., 3G spelling point is carried in RRC connection release message also will not cause UE to fall after rise to 3G
Base station, the success rate of audio call is improved, improve user experience.
Refering to Fig. 3, Fig. 3 provides a kind of method of detection terminal call, and emulator is positioned at network structure as shown in Figure 1A
In frame, the emulator is all connected with the equipment in network architecture, and the connected mode can be wired connection mode, and it also may be used certainly
Think radio connection, the specific embodiment of the invention is not intended to limit above-mentioned emulator and the connection of the equipment in network architecture
Mode, the network architecture include:1 LTE cell, 2 3G cells, 1 2G cell, LTE cells and 1 3G cell belong to first
Operator, 1 3G cell and 2G cell belong to two operators.Such as first operator can be China Mobile, the second operation
Business can be China Telecom.The above method is as shown in figure 3, comprise the following steps:
Step S300, UE sends random access request (MSG1) to emulator;
Step S301, emulator sends accidental access response (MSG2) to UE;
Step S302, emulator sends wireless heterogeneous networks connection to UE and establishes message (RRC connection
Setup), the RRC connection setup include SRB1 (signaling radio bearers, Signaling Radio Bearer)
Carrying information, wireless resource configuration and EPS only (only limit the grouping system of evolution, Evolved Packet System
only);
Step S303, UE completes SRB1 carryings and radio-resource-configuration, and sending wireless heterogeneous networks to emulator has connected
Into message (RRC connection setup complete);
Step S304, UE sends the first MT call to emulator;
Step S305, emulator is to UE transtation mission circuits domain Service Notification;
Step S306, UE sends expansion service request to emulator;
Step S307, emulator sends RRC connection release message to UE, and the RRC connection release message includes multiple 2G frequencies
Point.
Step S308, UE selects the first frequency to fall the first call to 2G corresponding to the first frequency after rise from multiple 2G frequencies
Base station controller;
Step S309, emulator determines whether that UE sends location updating and receives (Location Update accept),
The location updating for such as determining to send to UE receives, and performs subsequent step, does not there is location updating receiving such as, and emulator determines that UE is examined
Failure, sent to UE and examine failed message.
Step S310, emulator sends the first call of call setup CC_setup message foundation calling to UE;
Step S311, UE sends tracing section updating request (Tracking after the first talk-through to emulator
Area Update request);
Step S312, emulator sends tracing section updating receiving (Tracking Area Update accept) to UE, should
Tracing section updating receives to include EPS only;
Step S313, UE sends the 2nd MT call to emulator;
Step S314, emulator is to UE transtation mission circuits domain Service Notification;
Step S315, UE sends expansion service request to emulator;
Step S316, emulator sends RRC connection release message to UE, and the RRC connection release message includes multiple 2G frequencies
Point.
Step S317, UE selects the second frequency to fall the second call to 2G corresponding to the second frequency after rise from multiple 2G frequencies
Base station controller;
Step S318, emulator determines whether that sending location updating receives (Location Update accept), such as really
Orienting the location updating that UE is sent to receive, be verified, do not there is location updating receiving such as, emulator determines that UE examines failure, to
UE, which is sent, examines failed message.
Technical scheme as Fig. 3 is provided simulates whether the CSFB business falling in the case of EPS only can start position more
New request, and call is established, so as to perform the detection of calling to UE, the success rate of UE callings is improved, improves user experience.
The step of method that embodiment as shown in Figure 3 provides, has different technical schemes in various combination, for example, on
State step S300, step S303, step S304, step S306, step S308, step S311, step S313, step S315, step
The method that rapid S317 combines the detection terminal call that can be user equipment side, other above-mentioned steps are combined can
Think the method for the detection terminal call of emulator side.
Optionally, the above method can also include:
After UE receives the detection failed message, detection failure response can be sent to emulator, the detection unsuccessfully rings
It should can include UE daily record.
Above-mentioned detection failure can represent in several ways, such as in a kind of optional technical side of the present invention
In case, above-mentioned detection failed message can be a NACK message, and certainly in actual applications, above-mentioned detection failed message may be used also
Think that NACK message carries a continuous numeral, such as continuous 10 1 or continuous 11 zero etc..Certainly exist
In practical application, above-mentioned detection failed message can also be a newly-installed message.
Optionally, the above method also includes:
UE send the first call request when, log, the daily record include send random access request to receive examine
All operation notes between survey failed message.
Optionally, the record of the operation includes but is not limited to:Receive, the message of transmission, frequency point scanning number, frequency point scanning
As a result or perform order in one kind or any combination, certainly in actual applications, the record of aforesaid operations can also include it
His content, the content can be by tester's sets itselfs, and the specific embodiment of the invention is not intended to limit above-mentioned daily record and included
Content form.
Refering to Fig. 3 A, refering to Fig. 3 A, Fig. 3 A are a kind of LAU schematic flow sheets, as shown in Figure 3A, are comprised the following steps:
Step S301a, UE is sent out to emulator (now emulator can simulate a new mobile switch server MSS)
Send position updating request (Location Update request).
Step S302a, emulator sends authentication request (authentication request) to UE.
Step S303a, UE sends Authentication Response (authentication response) to emulator.
Step S304a, emulator sends identity request (identity request) to UE.
Step S305a, UE sends identity response (identity response) to emulator.
Step S306a, emulator sends location updating receiving (Location Update accept) to UE.
Optionally, the above method can also include:
Emulator extracts the content of the daily record, and the content progress data analysis to the daily record obtains preliminary failure result.
The above-mentioned content progress data analysis to the daily record, which obtains preliminary failure result, can specifically include:
Emulator extracts the first frequency included in RRC connection release message out of daily record, from the frequency that pre-sets with
Determine whether first frequency belongs to LTE cells in the mapping relations of cell, if first frequency is LTE cells, it is determined that should
Preliminary failure result malfunctions for CSFB business.
For CSFB business, it needs to fall after rise to non-LTE cells, if it is fallen after rise to original LTE cells, because
UE now not switching cells, so now UE can't trigger LAU flows, be also not in that location updating receives to disappear certainly
Breath, for such a situation, then the CSFB for belonging to UE falls business failure after rise so that was taken originally in RRC connection release message
4G frequencies are carried in multiple 2G frequencies of band so that UE is linked into original 4G cells, can now determine CSFB business mistake
By mistake.
The above-mentioned content progress data analysis to daily record, which obtains preliminary failure result, can specifically include:
All message of the content of daily record are extracted, determine whether include position updating request (Location in the message
Update request), as included position updating request in all message, inquire about in all message whether include authentication request
(authentication request) and Authentication Response (authentication response), as wrapped in all message
Containing authentication request but Authentication Response is not included, it is failed authentication to determine the preliminary failure result.
Authentication request (authentication request), Authentication Response are included in such as all message
(authentication response) and identity request (identity request) but identity response is not included
(identity response), it is determined that preliminary failure result is identity failure.
Authentication request (authentication request), Authentication Response are included in such as all message
(authentication response), identity request (identity request) and identity response (identity
Response), but in all message (Location Update accept) is not received comprising location updating, it is determined that preliminary failure
As a result fail for location updating.
By the analysis of flow as shown in Figure 3A, if in all message in the flow of location updating, if bag
Containing authentication request, but if not including Authentication Response, then for UE, its possible failed authentication, i.e., emulator is to UE
Failed authentication, now the record according to message in the content of the daily record can know its failed authentication, if having identity
Request, but do not have identity response, it is determined that the identity fails, and such as receives without location updating, determines that position updating request fails,
Thus preliminary failure result can be determined by the way that all message are carried out with preliminary analysis, it is convenient first according to this to testing staff
Step failure result, which carries out verifying determination, to prove an abortion result.
Refering to Fig. 4 A, Fig. 4 A provide a kind of emulator, and as shown in Figure 4 A, the emulator includes:
Communication unit 401, for receiving the random access request of user equipment (UE) transmission, Stochastic accessing is sent to the UE
Response, send wireless heterogeneous networks connection to the UE and establish message, message is established in the wireless heterogeneous networks connection to be included:Letter
Radio bearer SRB1, wireless resource configuration and the grouping system EPS only for only limiting evolution are made, receives what the UE was returned
The first call request that wireless heterogeneous networks connect completion message and the UE is sent;
Communication unit 401, it is additionally operable to the UE transtation mission circuits domain Service Notification, receive the expansion service that the UE is returned
Request, wireless heterogeneous networks release message is sent to the UE, the wireless heterogeneous networks release message includes multiple 2G frequencies;
Processing unit 402, it is used to determine whether that sending first position renewal to the UE receives, and such as determines not to the UE
Send first position renewal to receive, determine that the UE examines failure, control the communication unit to be sent to the UE and examine failure
Message.
Optionally, communication unit 401, for such as determining that sending first position renewal to the UE receives, and sends out to the UE
Send call setup message to establish the first call, receive the tracing section updating request that the UE is sent after the first talk-through, to
The UE sends tracing section updating and received, and the tracing section updating receives to include:The EPS only;Receive what the UE was sent
Second call request, to the UE transtation mission circuits domain Service Notification, the expansion service request that the UE is sent is received, to the UE
Send the second wireless heterogeneous networks connection release message;
Processor 402, it is also used to determine whether that sending second place renewal receives, and does not send second place renewal such as and connects
By it is determined that examining failure, control communication unit 401 is sent to the UE examines failed message, such as sends second place renewal and connects
By it is determined that examining successfully.
Communication unit 401, it is additionally operable to receive the daily record that UE is sent;
Processing unit 402, preliminary failure result is obtained for carrying out data analysis to the content of the daily record.
Processing unit 402, specifically for extracting the first frequency for including in RRC connection release message out of daily record, from pre-
Determine whether first frequency belongs to LTE cells in the frequency and the mapping relations of cell that first set, as first frequency is
LTE cells, determine that the preliminary failure result malfunctions for CSFB business.
The above-mentioned content progress data analysis to daily record, which obtains preliminary failure result, can specifically include:
Processing unit 402, all message of the content of daily record are extracted, determine whether include position updating request in the message
(Location Update request), as included position updating request in all message, inquire about in all message and whether wrap
Containing authentication request (authentication request) and Authentication Response (authentication response), such as institute
Have and authentication request is included in message but does not include Authentication Response, it is failed authentication to determine the preliminary failure result.
Processing unit 402, as included authentication request (authentication request), Authentication Response in all message
(authentication response) and identity request (identity request) but identity response is not included
(identity response), it is determined that preliminary failure result is identity failure.
Processing unit 402, as included authentication request (authentication request), Authentication Response in all message
(authentication response), identity request (identity request) and identity response (identity
Response), but in all message (Location Update accept) is not received comprising location updating, it is determined that preliminary failure
As a result fail for location updating.
A kind of user equipment is provided refering to Fig. 4 B, such as Fig. 4 B, the user equipment includes:
Communication unit 406, for sending random access request to emulator, receive the Stochastic accessing that the emulator is sent
Response;Receive the wireless heterogeneous networks connection that emulator is sent and establish message, message package is established in the wireless heterogeneous networks connection
Include:Signaling Radio Bearer SRB1, wireless resource configuration and the grouping system EPS only for only limiting evolution;
Processing unit 407, for completing the SRB1 and radio-resource-configuration, the communication unit is controlled to be imitated to described
True device sends wireless heterogeneous networks connection completion message.
Communication unit 406, it is additionally operable to receive the circuit domain service notice that the emulator is sent, sends and expand to the emulator
Server request is opened up, receives the wireless heterogeneous networks connection release message that the emulator is sent, the wireless heterogeneous networks connect
Connecing release message includes multiple 2G frequencies;
Processing unit 407, it is additionally operable to select the first frequency to fall the first call to the first frequency after rise according to multiple 2G frequencies
Corresponding base station controller.
Refering to Fig. 5 A, Fig. 5 A provide a kind of emulator, and the equipment includes one or more processors 501, memory
502nd, transceiver 503, detect module 504 and one or more programs, and one or more of programs are stored in described deposit
In reservoir, and it is configured by one or more of computing devices, described program includes being used for perform detection terminal call
Method in emulator side the step of instruction.
Refering to Fig. 5 B, Fig. 5 B provide a kind of smart machine, and the equipment includes one or more processors 506, memory
507th, transceiver 508 and one or more programs, one or more of programs are stored in the memory, and by
By one or more of computing devices, described program includes UE sides in the method for perform detection terminal call for configuration
The instruction of step in method.
Fig. 6 is illustrated that the block diagram of the partial results of the mobile phone related to mobile terminal provided in an embodiment of the present invention.Ginseng
Fig. 6 is examined, mobile phone includes:Radio frequency (Radio Frequency, RF) circuit 910, memory 920, input block 930, sensor
950th, voicefrequency circuit 960, Wireless Fidelity (Wireless Fidelity, WiFi) module 970, application processor AP980, communication
Module 991 and the grade part of power supply 990.It will be understood by those skilled in the art that the mobile phone result shown in Fig. 6 is not formed pair
The restriction of mobile phone, it can include than illustrating more or less parts, either combine some parts or different part cloth
Put.
Each component parts of mobile phone is specifically introduced with reference to Fig. 6:
Above-mentioned communication module 991 is specifically as follows LTE communication module.
Input block 930 can be used for the numeral or character information for receiving input, and produce with the user of mobile phone set with
And the key signals input that function control is relevant.Specifically, input block 930 may include touching display screen 933, fingerprint identification device
931 and other input equipments 932.Fingerprint identification device 931 is bound to touching display screen 933.Input block 930 can also wrap
Include other input equipments 932.Specifically, other input equipments 932 can include but is not limited to physical button, function key (such as
Volume control button, switch key etc.), trace ball, mouse, the one or more in action bars etc..Wherein, the touch-control is shown
Screen 933, for when detecting that user operates in the 933 enterprising line slip of touching display screen, gathering touch parameter collection, and lead to
Know that the fingerprint identification device 931 carries out fingerprint collecting, and the touch parameter collection is sent to the AP980;The finger
Line identification device 931, the AP980 is sent to for gathering fingerprint image, and by the fingerprint image;The AP980, is used for
The touch parameter collection and the fingerprint image are verified respectively.
AP980 is the control centre of mobile phone, using various interfaces and the various pieces of connection whole mobile phone, passes through fortune
Row performs the software program and/or module being stored in memory 920, and calls the data being stored in memory 920,
The various functions and processing data of mobile phone are performed, so as to carry out integral monitoring to mobile phone.Optionally, AP980 may include one or
Multiple processing units;Optionally, AP980 can integrate application processor and modem processor, wherein, application processor is main
Operating system, user interface and application program etc. are handled, modem processor mainly handles radio communication.It is appreciated that
It is that above-mentioned modem processor can not also be integrated into AP980.
In addition, memory 920 can include high-speed random access memory, nonvolatile memory, example can also be included
Such as at least one disk memory, flush memory device or other volatile solid-state parts.
RF circuits 910 can be used for the reception and transmission of information.Generally, RF circuits 910 include but is not limited to antenna, at least one
Individual amplifier, transceiver, coupler, low-noise amplifier (Low Noise Amplifier, LNA), duplexer etc..In addition,
RF circuits 910 can also be communicated by radio communication with network and other equipment.Above-mentioned radio communication can use any communication
Standard or agreement, including but not limited to global system for mobile communications (Global System of Mobile
Communication, GSM), general packet radio service (General Packet Radio Service, GPRS), code division it is more
Location (Code Division Multiple Access, CDMA), WCDMA (Wideband Code Division
Multiple Access, WCDMA), Long Term Evolution (Long Term Evolution, LTE), Email, Short Message Service
(Short Messaging Service, SMS) etc..
Mobile phone may also include at least one sensor 950, such as optical sensor, motion sensor and other sensors.
Specifically, optical sensor may include ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to ambient light
Light and shade adjust the brightness of touching display screen, proximity transducer can when mobile phone is moved in one's ear, close touching display screen and/
Or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (generally three axles) acceleration
Size, size and the direction of gravity are can detect that when static, available for identification mobile phone posture application (such as horizontal/vertical screen switching,
Dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap) etc.;It can also configure as mobile phone
Gyroscope, barometer, hygrometer, thermometer, the other sensors such as infrared ray sensor, will not be repeated here.
Voicefrequency circuit 960, loudspeaker 961, microphone 962 can provide the COBBAIF between user and mobile phone.Audio-frequency electric
Electric signal after the voice data received conversion can be transferred to loudspeaker 961, sound is converted to by loudspeaker 961 by road 960
Signal plays;On the other hand, the voice signal of collection is converted to electric signal by microphone 962, is turned after being received by voicefrequency circuit 960
It is changed to voice data, then after voice data is played into AP980 processing, through RF circuits 910 to be sent to such as another mobile phone, or
Voice data is played to memory 920 further to handle.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user's transceiver electronicses postal by WiFi module 970
Part, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and accessed.Although Fig. 6 is shown
WiFi module 970, but it is understood that, it is simultaneously not belonging to must be configured into for mobile phone, can not change as needed completely
Become in the essential scope of invention and omit.
Mobile phone also includes the power supply 990 (such as battery) to all parts power supply, and optionally, power supply can pass through power supply pipe
Reason system and AP980 are logically contiguous, so as to realize the work(such as management charging, electric discharge and power managed by power-supply management system
Energy.
Although being not shown, mobile phone can also include camera, bluetooth module, light compensating apparatus, light sensor etc., herein not
Repeat again.
In embodiment shown in earlier figures 3, step S301, step S303, step S304 method flow can be based on being somebody's turn to do
The result of mobile phone is realized.
The embodiment of the present invention also provides a kind of computer-readable storage medium, wherein, the computer-readable storage medium is stored for electricity
The computer program that subdata exchanges, it is any as described in above-mentioned embodiment of the method that the computer program make it that computer performs
A kind of part or all of step of detection terminal call method.
The embodiment of the present invention also provides a kind of computer program product, and the computer program product includes storing calculating
The non-transient computer-readable recording medium of machine program, the computer program are operable to make computer perform side as described above
The part or all of step of the method for any detection terminal call described in method embodiment.
It should be noted that for foregoing each method embodiment, in order to be briefly described, therefore it is all expressed as a series of
Combination of actions, but those skilled in the art should know, the present invention is not limited by described sequence of movement because
According to the present invention, some steps can use other orders or carry out simultaneously.Secondly, those skilled in the art should also know
Know, embodiment described in this description belongs to alternative embodiment, and involved action and module are not necessarily of the invention
It is necessary.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed device, can be by another way
Realize.For example, device embodiment described above is only schematical, such as the division of the unit, it is only one kind
Division of logic function, can there is an other dividing mode when actually realizing, such as multiple units or component can combine or can
To be integrated into another system, or some features can be ignored, or not perform.Another, shown or discussed is mutual
Coupling direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING or communication connection of device or unit,
Can be electrical or other forms.
The unit illustrated as separating component can be or may not be physically separate, show as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, can also be realized in the form of software program module.
If the integrated unit is realized in the form of software program module and is used as independent production marketing or use
When, it can be stored in a computer-readable access to memory.Based on such understanding, technical scheme substantially or
Person say the part to be contributed to prior art or the technical scheme all or part can in the form of software product body
Reveal and, the computer software product is stored in a memory, including some instructions are causing a computer equipment
(can be personal computer, server or network equipment etc.) performs all or part of each embodiment methods described of the present invention
Step.And foregoing memory includes:USB flash disk, read-only storage (ROM, Read-Only Memory), random access memory
(RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can be with the medium of store program codes.
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 memory, memory
It can include:Flash disk, read-only storage (English:Read-Only Memory, referred to as:ROM), random access device (English:
Random Access Memory, referred to as:RAM), disk or CD etc..
The embodiment of the present invention is described in detail above, specific case used herein to the principle of the present invention and
Embodiment is set forth, and the explanation of above example is only intended to help the method and its core concept for understanding the present invention;
Meanwhile for those of ordinary skill in the art, according to the thought of the present invention, can in specific embodiments and applications
There is change part, in summary, this specification content should not be construed as limiting the invention.
Claims (11)
- A kind of 1. method of detection terminal call, it is characterised in that methods described comprises the following steps:Emulator receives the random access request that user equipment (UE) is sent, and accidental access response is sent to the UE;Emulator sends wireless heterogeneous networks connection to the UE and establishes message, and message package is established in the wireless heterogeneous networks connection Include:Signaling Radio Bearer SRB1, wireless resource configuration and the grouping system EPS only for only limiting evolution;The first calling that the wireless heterogeneous networks connection completion message and the UE that the emulator reception UE is returned are sent is asked Ask;Emulator receives the expansion service request that the UE is returned, sent out to the UE to the UE transtation mission circuits domain Service Notification Wireless heterogeneous networks release message is sent, the wireless heterogeneous networks release message includes multiple 2G frequencies;Emulator determines whether that the UE sends first position renewal and received, and such as determines not send first position more to the UE It is new to receive, determine that the UE examines failure, sent to the UE and examine failed message.
- 2. according to the method for claim 1, it is characterised in that methods described also includes:Such as determine that sending first position renewal to the UE receives, emulator sends call setup message to the UE and establishes first Call,Emulator receives the tracing section updating request that the UE is sent after the first talk-through, and tracking area is sent more to the UE New to receive, the tracing section updating receives to include:The EPS only;Emulator receives the second call request that the UE is sent, and to the UE transtation mission circuits domain Service Notification, receives the UE The expansion service request of transmission, the second wireless heterogeneous networks connection release message is sent to the UE;Emulator determines whether that sending second place renewal receives, and does not send second place renewal such as and receives, it is determined that failure is examined, Sent to the UE and examine failed message, such as sent second place renewal and receive, it is determined that examining successfully.
- 3. according to the method for claim 2, it is characterised in that methods described also includes:Emulator receives the daily record that the UE is sent, and the daily record includes:Send random access request and fail to detection is received All operation notes between message.
- A kind of 4. method of detection terminal call, it is characterised in that methods described comprises the following steps:User equipment (UE) sends random access request to emulator, receives the accidental access response that the emulator is sent;The UE receives the wireless heterogeneous networks connection that emulator is sent and establishes message, and the wireless heterogeneous networks connection foundation disappears Breath includes:Signaling Radio Bearer SRB1, wireless resource configuration and the grouping system EPS only for only limiting evolution;After the UE completes the SRB1 and radio-resource-configuration, send wireless heterogeneous networks connection to the emulator and complete Message, the first call request is sent to the emulator;The UE receives the circuit domain service notice that the emulator is sent, and the request of expansion service device is sent to the emulator, The wireless heterogeneous networks connection release message that the emulator is sent is received, the wireless heterogeneous networks connection release message includes Multiple 2G frequencies;The UE selects the first frequency to fall the first call to base station controller corresponding to the first frequency after rise according to multiple 2G frequencies.
- 5. according to the method for claim 4, it is characterised in that methods described also includes:Daily record is created, the daily record includes:Send random access request and arrive to receive and detect all operation between failed message Record, the daily record is sent to the emulator.
- 6. a kind of emulator, it is characterised in that the emulator includes:Communication unit, for receiving the random access request of user equipment (UE) transmission, accidental access response is sent to the UE, to The UE sends wireless heterogeneous networks connection and establishes message, and message is established in the wireless heterogeneous networks connection to be included:Signaling is wireless SRB1, wireless resource configuration and the grouping system EPS only for only limiting evolution are carried, receives the wireless money that the UE is returned The first call request that source control connection completion message and the UE are sent;The communication unit, the expansion service for being additionally operable to, to the UE transtation mission circuits domain Service Notification, receive the UE returns please Ask, send wireless heterogeneous networks release message to the UE, the wireless heterogeneous networks release message includes multiple 2G frequencies;Processing unit, it is used to determine whether that sending first position renewal to the UE receives, and such as determines not send the to the UE One location updating receives, and determines that the UE examines failure, controls the communication unit to be sent to the UE and examines failed message.
- 7. a kind of user equipment, it is characterised in that the user equipment includes:Communication unit, for sending random access request to emulator, receive the accidental access response that the emulator is sent;Connect Receive the wireless heterogeneous networks connection that emulator is sent and establish message, message is established in the wireless heterogeneous networks connection to be included:Signaling Radio bearer SRB1, wireless resource configuration and the grouping system EPS only for only limiting evolution;Processing unit, for completing the SRB1 and radio-resource-configuration, the communication unit is controlled to be sent out to the emulator Wireless heterogeneous networks are sent to connect completion message;The communication unit, it is additionally operable to receive the circuit domain service notice that the emulator is sent, sends and extend to the emulator Server is asked, and receives the wireless heterogeneous networks connection release message that the emulator is sent, the wireless heterogeneous networks connection Release message includes multiple 2G frequencies;The processing unit, it is additionally operable to select the first frequency that the first call falling is corresponding to the first frequency according to multiple 2G frequencies Base station controller.
- 8. a kind of emulator, it is characterised in that the equipment includes one or more processors, memory, transceiver and one Individual or multiple programs, one or more of programs are stored in the memory, and are configured by one or more Individual computing device, described program include being used for the instruction for performing the step in the method as described in claim any one of 1-3.
- A kind of 9. smart machine, it is characterised in that the equipment include one or more processors, memory, transceiver and One or more programs, one or more of programs are stored in the memory, and be configured by one or Multiple computing devices, described program include being used for the finger for performing the step in the method as described in claim any one of 4-5 Order.
- A kind of 10. computer-readable recording medium, it is characterised in that it stores the computer program for electronic data interchange, Wherein, the computer program causes computer to perform method or such as claim 4-5 as described in claim any one of 1-3 Method described in any one.
- 11. a kind of computer program product, it is characterised in that the computer program product includes storing computer program Non-transient computer-readable recording medium, the computer program are operable to make computer perform such as claim 1-3 Method described in one or the method as described in claim any one of 4-5.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710985417.1A CN107635289B (en) | 2017-10-20 | 2017-10-20 | Method for detecting terminal call and related product |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710985417.1A CN107635289B (en) | 2017-10-20 | 2017-10-20 | Method for detecting terminal call and related product |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107635289A true CN107635289A (en) | 2018-01-26 |
CN107635289B CN107635289B (en) | 2020-06-02 |
Family
ID=61104568
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710985417.1A Active CN107635289B (en) | 2017-10-20 | 2017-10-20 | Method for detecting terminal call and related product |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107635289B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108366404A (en) * | 2018-02-06 | 2018-08-03 | 广东欧珀移动通信有限公司 | Voice business realizing method and Related product |
CN110944344A (en) * | 2019-12-30 | 2020-03-31 | 瓴盛科技有限公司 | Method for improving success rate of terminal called, mobile terminal and computer readable medium |
CN112888001A (en) * | 2018-05-30 | 2021-06-01 | Oppo广东移动通信有限公司 | Radio resource control connection method and device, and computer storage medium |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103621132A (en) * | 2013-06-25 | 2014-03-05 | 华为技术有限公司 | Network monitoring method and device |
CN103931217A (en) * | 2011-05-26 | 2014-07-16 | 美福尼亚系统股份有限公司 | Internetworking for circuit switched fallback |
CN104365152A (en) * | 2012-06-09 | 2015-02-18 | 苹果公司 | Delaying network reselection following performance of a circuit switched fallback procedure in a call failure scenario |
US9173084B1 (en) * | 2013-03-07 | 2015-10-27 | Cisco Technology, Inc. | Systems, methods and media for enhanced circuit-switched fallback interworking function signaling procedures for roaming user equipment |
CN105722106A (en) * | 2014-12-03 | 2016-06-29 | 中国移动通信集团黑龙江有限公司 | Simulation circuit switched fallback signaling connection monitoring method and monitoring system |
CN105873148A (en) * | 2015-01-21 | 2016-08-17 | 中国移动通信集团广东有限公司 | Method and device for network switching |
CN107087289A (en) * | 2016-02-16 | 2017-08-22 | 大唐移动通信设备有限公司 | A kind of circuit domain dropping processing method and mobile management entity equipment |
-
2017
- 2017-10-20 CN CN201710985417.1A patent/CN107635289B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103931217A (en) * | 2011-05-26 | 2014-07-16 | 美福尼亚系统股份有限公司 | Internetworking for circuit switched fallback |
CN104365152A (en) * | 2012-06-09 | 2015-02-18 | 苹果公司 | Delaying network reselection following performance of a circuit switched fallback procedure in a call failure scenario |
US9173084B1 (en) * | 2013-03-07 | 2015-10-27 | Cisco Technology, Inc. | Systems, methods and media for enhanced circuit-switched fallback interworking function signaling procedures for roaming user equipment |
CN103621132A (en) * | 2013-06-25 | 2014-03-05 | 华为技术有限公司 | Network monitoring method and device |
CN105722106A (en) * | 2014-12-03 | 2016-06-29 | 中国移动通信集团黑龙江有限公司 | Simulation circuit switched fallback signaling connection monitoring method and monitoring system |
CN105873148A (en) * | 2015-01-21 | 2016-08-17 | 中国移动通信集团广东有限公司 | Method and device for network switching |
CN107087289A (en) * | 2016-02-16 | 2017-08-22 | 大唐移动通信设备有限公司 | A kind of circuit domain dropping processing method and mobile management entity equipment |
Non-Patent Citations (1)
Title |
---|
孙宇彤: "《LTE教程:业务与信令》", 30 September 2017 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108366404A (en) * | 2018-02-06 | 2018-08-03 | 广东欧珀移动通信有限公司 | Voice business realizing method and Related product |
CN112888001A (en) * | 2018-05-30 | 2021-06-01 | Oppo广东移动通信有限公司 | Radio resource control connection method and device, and computer storage medium |
CN112888001B (en) * | 2018-05-30 | 2022-08-26 | Oppo广东移动通信有限公司 | Radio resource control connection method and device, and computer storage medium |
CN110944344A (en) * | 2019-12-30 | 2020-03-31 | 瓴盛科技有限公司 | Method for improving success rate of terminal called, mobile terminal and computer readable medium |
Also Published As
Publication number | Publication date |
---|---|
CN107635289B (en) | 2020-06-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110198545A (en) | A kind of secondary cell group adding method, terminal device and host node | |
CN107071779A (en) | Pseudo-base station recognition methods, device and terminal | |
CN106331372B (en) | Data transmission method and mobile terminal | |
CN108965306A (en) | A kind of call handling method and mobile terminal | |
CN106068020A (en) | Hinting abnormal states method and device | |
CN105208458A (en) | Virtual frame display method and device | |
CN106502826A (en) | Data backup and transmission method and mobile terminal | |
CN110177177A (en) | Message back method, mobile terminal and computer readable storage medium | |
CN106484326A (en) | A kind of data transmission processing method and mobile terminal | |
CN109379735A (en) | ESIM card operating method, mobile terminal and eSIM card apparatus | |
CN107580350A (en) | A kind of signal intensity switching method, equipment and computer-readable recording medium | |
CN110113779A (en) | Test method, system, test platform, mobile terminal and the medium of eSIM card | |
CN107635289A (en) | The method and Related product of detection terminal call | |
CN110475386A (en) | A kind of carrying configuration method, terminal and the network equipment of RRC connection reconstruction | |
CN109544140A (en) | A kind of identification code scan method, terminal and readable storage medium storing program for executing | |
CN107786412A (en) | A kind of communication means and Related product of game virtual dedicated network | |
CN108401081A (en) | A kind of VOLTE network performance test methods and device | |
CN109358796A (en) | A kind of game visual field sharing method, terminal and readable storage medium storing program for executing | |
CN109801061A (en) | Delay in payment method, mobile terminal and storage medium | |
CN109257739A (en) | ESIM card operating method, mobile terminal and eSIM card apparatus | |
CN109089258A (en) | ESIM card operating method, mobile terminal and eSIM card apparatus | |
CN107529171A (en) | Detection terminal accesses the method and Related product of pseudo-base station | |
CN106302131B (en) | A kind of synchronous method and device of chat message difference | |
CN109219039A (en) | ESIM card operating method, mobile terminal and eSIM card apparatus | |
CN107864487A (en) | The method and Related product of detection terminal call |
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 | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Applicant after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. Address before: 523860 No. 18 Wusha Haibin Road, Chang'an Town, Dongguan City, Guangdong Province Applicant before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant |