CN107820716A - The falling result detection method and device of CSFB a kind of, computer-readable storage medium - Google Patents
The falling result detection method and device of CSFB a kind of, computer-readable storage medium Download PDFInfo
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- CN107820716A CN107820716A CN201780001956.5A CN201780001956A CN107820716A CN 107820716 A CN107820716 A CN 107820716A CN 201780001956 A CN201780001956 A CN 201780001956A CN 107820716 A CN107820716 A CN 107820716A
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- 238000012360 testing method Methods 0.000 claims abstract description 19
- 238000012913 prioritisation Methods 0.000 claims abstract description 15
- 230000000977 initiatory effect Effects 0.000 claims abstract description 7
- 230000015654 memory Effects 0.000 claims description 26
- 238000004590 computer program Methods 0.000 claims description 17
- 238000007689 inspection Methods 0.000 claims description 5
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- 238000010295 mobile communication Methods 0.000 claims description 3
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- AAHNBILIYONQLX-UHFFFAOYSA-N 6-fluoro-3-[4-[3-methoxy-4-(4-methylimidazol-1-yl)phenyl]triazol-1-yl]-1-(2,2,2-trifluoroethyl)-4,5-dihydro-3h-1-benzazepin-2-one Chemical compound COC1=CC(C=2N=NN(C=2)C2C(N(CC(F)(F)F)C3=CC=CC(F)=C3CC2)=O)=CC=C1N1C=NC(C)=C1 AAHNBILIYONQLX-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0066—Transmission or use of information for re-establishing the radio link of control information between different types of networks in order to establish a new radio link in the target network
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Abstract
The embodiment of the invention discloses the falling result detection method and device of CSFB a kind of, computer-readable storage medium, methods described includes：During the configured information initiation CSFB for carrying out speech business using default CSFB prioritization schemes based on instruction terminal, detect whether the terminal accesses the first GSM cell in preset time period；It is that the terminal is initiated to carry out disconnecting in voice call procedure after CSFB flows access the second GSM cell and trigger that the terminal, which accesses first GSM cell,；The second GSM cell frequency point information is carried in the redirection order that LTE base station is sent；Using testing result, judge whether the CSFB falls success after rise；Wherein, the configured information is carried in the attachment received message that the LTE base station is sent to the terminal；The attachment received message is that the LTE base station is sent after the terminal sends Attach Request message to LTE base station；The CSFB processes are that triggering performs when the terminal receives the beep-page message that the LTE base station is sent.
Description
Technical field
The present invention relates to circuit domain dropping (CSFB, Circuit Switched Fallback) technical field, more particularly to
The falling result detection method and device of CSFB a kind of, computer-readable storage medium.
Background technology
Because Long Term Evolution (LTE, Long Term Evolution) and the radio communication of 2G/3G dual-mode terminals are single
Wireless mode (Signal-radio mode), therefore, there is the bimodulus or multimode terminal of LTE and 2G/3G access capabilities,
When being accessed using LTE, 2G/3G circuit domain business signals can not be transmitted.In order that terminal (UE, User Equipment) is in LTE
Access or can carry out the circuit domains such as speech (CS, Circuit Switched) business under resident, and UE can be connect in LTE
Ongoing packet domain (PS, Packet Switch) business is properly processed under entering, and generates CSFB technologies.
During CSFB, the promoter of phone is referred to as caller (MO, Mobile Origination), the recipient of phone
Referred to as called (MT, Mobile Termination), MO and MT are each corresponding with the CSFB signaling processes of oneself.For CSFB mistakes
For MT in journey, due to the appearance of various abnormal conditions can be probability cause CSFB procedure failures, so as to cause phone without
Method is connected, how the CSFB under effective detection exception scene falling result it is particularly necessary.
The content of the invention
In order to solve the above technical problems, the embodiments of the invention provide a kind of CSFB falling result detection method and dress
Put, computer-readable storage medium.
The embodiment of the present invention additionally provides the falling result detection method of CSFB a kind of, and methods described includes：
The configured information that speech business is carried out using default CSFB prioritization schemes based on instruction terminal initiates CSFB processes
In, detect whether the terminal accesses the first GSM cell in preset time period；The terminal accesses first GSM cell
It is that the terminal is initiated to carry out disconnecting in voice call procedure after CSFB flows access the second GSM cell and trigger；It is described
Second GSM cell frequency point information is carried in the redirection order that LTE base station is sent；
Using testing result, judge whether the CSFB falls success after rise；
Wherein, the configured information is carried in the attachment received message that the LTE base station is sent to the terminal；It is described
Attachment received message is that the LTE base station is sent after the terminal sends Attach Request message to LTE base station；
The CSFB processes are that triggering performs when the terminal receives the beep-page message that the LTE base station is sent.
In one embodiment, it is described to utilize testing result, judge whether the CSFB falls success after rise, including：
, please based on first GSM cell when detecting that the terminal accesses the first GSM cell in preset time period
Internet resources are asked to establish voice call；
When obtaining the Internet resources for corresponding to first GSM cell and establishing voice call, determine that the CSFB is returned
Complete work(.
In one embodiment, it is described to utilize testing result, judge whether the CSFB falls success after rise, including：
, please based on first GSM cell when detecting that the terminal accesses the first GSM cell in preset time period
Internet resources are asked to establish voice call；
When do not obtain corresponding to first GSM cell Internet resources or be not based on the net of first GSM cell
When network resource establishes voice call, determine that the CSFB falls failure after rise.
In one embodiment, it is described to utilize testing result, judge whether the CSFB falls success after rise, including：
When detecting that the terminal does not access the first GSM cell in preset time period, determine that the CSFB falls after rise and lose
Lose.
In one embodiment, the frequency point information of the adjacent cell of the terminal does not include the frequency letter of first GSM cell
Breath；
Detect whether the terminal accesses the first GSM cell in preset time period, including：Initiated based on the terminal
Frequency scanning determines the frequency point information of first GSM cell, based on first GSM cell in the preset time period
Frequency point information accesses the first GSM cell, detects whether the terminal accesses the first GSM cell in preset time period.
In one embodiment, when detecting that the terminal accesses the first GSM cell, carry request and access the first GSM
The reason for cell parameter, the cause parameter corresponds to the terminal and initiates to carry out language after CSFB flows access the second GSM cell
Disconnecting in sound calling procedure.
In one embodiment, whether the detection terminal accesses before the first GSM cell in preset time period, institute
Stating method also includes：
When detecting that the terminal initiates CSFB flows and accesses audio call exception after the second GSM cell, detect described
Terminal is back to LTE network and completes tracing section updating (TAU) flow；
Detect that the terminal initiates CSFB flows again.
In one embodiment, after the determination CSFB falls failure after rise, methods described also includes：
CSFB flows are initiated based on the terminal again and access second GSM cell, detect that not access the 2nd GSM small
Area, or detect when carrying out disconnecting in voice call procedure after access second GSM cell, determine that the CSFB is returned
Fall unsuccessfully.
The embodiment of the present invention additionally provides the falling result detection means of CSFB a kind of, and described device includes：
Detection unit, it is configured to the instruction letter that instruction terminal carries out speech business using default CSFB prioritization schemes
During breath initiates CSFB, detect whether the terminal accesses the first GSM cell in preset time period；The terminal accesses institute
It is that the terminal is initiated to carry out in connecting in voice call procedure after CSFB flows access the second GSM cell to state the first GSM cell
Break and trigger；The second GSM cell frequency point information is carried in the redirection order that LTE base station is sent；
Determining unit, the testing result obtained using the detection unit is configured to, judges whether the CSFB falls after rise into
Work(；
Wherein, the configured information is carried in the attachment received message that the LTE base station is sent to the terminal；It is described
Attachment received message is that the LTE base station is sent after the terminal sends Attach Request message to LTE base station；
The CSFB processes are that triggering performs when the terminal receives the beep-page message that the LTE base station is sent.
In one embodiment, the detection unit, it is additionally configured to detect that the terminal accesses in preset time period
During the first GSM cell, voice call is established based on first GSM cell request Internet resources；
The determining unit, it is configured to when the detection unit obtains the Internet resources corresponding to first GSM cell
And when establishing voice call, determine that the CSFB falls after rise successfully.
In one embodiment, the detection unit, it is additionally configured to detect that the terminal accesses in preset time period
During the first GSM cell, voice call is established based on first GSM cell request Internet resources；
The determining unit, it is configured to when the detection unit does not obtain the network money corresponding to first GSM cell
Source or when being not based on the Internet resources of first GSM cell and establishing voice call, determines that the CSFB falls failure after rise.
In one embodiment, the determining unit, it is configured to detect that the terminal does not access in preset time period
During the first GSM cell, determine that the CSFB falls failure after rise.
In one embodiment, the frequency point information of the adjacent cell of the terminal does not include the frequency letter of first GSM cell
Breath；
The detection unit, it is configured to the frequency that the frequency scanning that the terminal is initiated determines first GSM cell
Point information, the frequency point information based on first GSM cell accesses the first GSM cell in the preset time period, detects institute
State whether terminal accesses the first GSM cell in preset time period.
In one embodiment, the detection unit, when being configured to detect that the terminal accesses the first GSM cell, carry
Request accesses the reason for first GSM cell parameter, and the cause parameter corresponds to the terminal and initiates the access of CSFB flows
Disconnecting in voice call procedure is carried out after second GSM cell.
In one embodiment, the detection unit, it is additionally configured to detect whether the terminal accesses in preset time period
Before first GSM cell, when detecting that the terminal initiates CSFB flows and accesses audio call exception after the second GSM cell, inspection
The terminal is measured to be back to LTE network and complete TAU flows；Detect that the terminal initiates CSFB flows again.
In one embodiment, the determining unit, it is additionally configured to after determining that the CSFB falls failure after rise, based on the terminal
CSFB flows to be initiated again accesses second GSM cell, the detection unit, which detects, does not access the second GSM cell, or
Detect when carrying out disconnecting in voice call procedure after access second GSM cell, determine that the CSFB falls failure after rise.
The embodiment of the present invention additionally provides the falling result detection means of CSFB a kind of, and described device includes：Processor and
The memory for the computer program that storage can be run on a processor is configured to,
Wherein, when the processor is configured to run the computer program, the CSFB described in the embodiment of the present invention is performed
Falling result detection method the step of.
The embodiment of the present invention additionally provides a kind of computer-readable storage medium, is stored thereon with computer program, the calculating
Machine program realizes the step of falling result detection method of the CSFB described in the embodiment of the present invention when being executed by processor.
CSFB provided in an embodiment of the present invention falling result detection method and device, computer-readable storage medium, based on
During instruction terminal carries out the configured information initiation CSFB of speech business using default CSFB prioritization schemes, the end is detected
Whether end accesses the first global system for mobile communications GSM cell in preset time period；It is small that the terminal accesses the first GSM
Area is that the terminal is initiated to carry out disconnecting in voice call procedure after CSFB flows access the second GSM cell and trigger；Institute
The second GSM cell frequency point information is stated to carry in the redirection order that Long Term Evolution LTE base station is sent；
Using testing result, judge whether the CSFB falls success after rise；Wherein, the configured information is carried in the LTE
In the attachment received message that base station is sent to the terminal；The attachment received message is that the terminal is attached to LTE base station transmission
What the LTE base station after request message was sent；The CSFB processes are that the terminal receives seeking for the LTE base station transmission
Triggering performs when exhaling message.Using the technical scheme of the embodiment of the present invention, the adjacent cell (second that can be configured in network side
GSM cell) cause terminal to initiate CSFB flows and access after the second GSM cell in voice call procedure connect due to network congestion
The voice call state detected under the scene of interruption during CSFB under GSM network is connect, so as to finally determine CSFB's
Fall result after rise, so, during subsequently CSFB is carried out, further improvement and optimization scheme can succeed to improve CSFB processes
Probability, with lifted the calling of user experience.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the CSFB of the embodiment of the present invention one falling result detection method；
Fig. 2 is the schematic flow sheet of the CSFB of the embodiment of the present invention two falling result detection method；
Fig. 3 is the schematic diagram one of simulation code of the embodiment of the present invention；
Fig. 4 is the schematic diagram two of the simulation code of the embodiment of the present invention；
Fig. 5 is the structure composition schematic diagram of CSFB of embodiment of the present invention falling result detection means；
Fig. 6 is the hardware configuration composition schematic diagram of CSFB of embodiment of the present invention falling result detection means.
Embodiment
The characteristics of in order to more fully hereinafter understand the embodiment of the present invention and technology contents, below in conjunction with the accompanying drawings to this hair
The realization of bright embodiment is described in detail, appended accompanying drawing purposes of discussion only for reference, is not used for limiting the embodiment of the present invention.
Under normal circumstances, the starting up of terminal with CSFB functions can search for LTE network, complete LTE/2G network associations note
Volume, and voice caller can be carried out and be called.
CSFB processes include three phases：1) UE initiates to call (corresponding to MO) in LTE network, or reception paging is (right
Should be in MT)；2) UE falls after rise under LTE network guide and searches for suitable GSM cell/WCDMA cells and accessed；3) UE is read
GSM cell/WCDMA cell systems broadcast the message and establish voice call.
As LTE base station scale constantly expands, and the logout of the old GSM/TDSCDMA base stations in part and backset, it is former
There is configuration information and reality that network is handed down to UE in the configuration not real-time update of base station signaling side in some network designs
Deployment scenario it is inconsistent, so as to cause the voice call of this cross-systems of CSFB (InterRAT) various abnormal conditions occur,
For example be not turned on, repeat connection failure etc..
To solve the problems, such as such call brought by the incompatible situation of network design, each manufacturer terminal employs various excellent
Change means are experienced to improve call, to verify the reasonability of CSFB prioritization schemes, it is necessary to the CSFB processes under abnormal scene
Detected, pointedly to improve CSFB prioritization schemes.
CSFB falls scheme after rise and redirects falling scheme using 3GPP R8, during CSFB deployment, because of asking for parameter configuration
It is abnormal that topic can cause CSFB processes to occur probabilityly.Therefore, specified the embodiments of the invention provide one kind in network side configuration
GSM cell is unreliable so that terminal disconnecting in voice call procedure is carried out after accessing this and specifying GSM cell due to servicing
Scene under, CSFB fall after rise result detection method.
Embodiment one
The embodiments of the invention provide the falling result detection method of CSFB a kind of.Fig. 1 is the embodiment of the present invention one
The schematic flow sheet of CSFB falling result detection method；As shown in figure 1, methods described includes：
Step 101：The configured information that speech business is carried out using default CSFB prioritization schemes based on instruction terminal is initiated
During CSFB, detect whether the terminal accesses the first GSM cell in preset time period.
In the present embodiment, it is that the terminal initiates CSFB flows access second that the terminal, which accesses first GSM cell,
Disconnecting in voice call procedure is carried out after GSM cell and is triggered；The second GSM cell frequency point information is carried in LTE bases
During the redirection sent that stands is ordered；It is to be understood that the adjacent cell of the terminal configuration includes second GSM cell, i.e. institute
Stating adjacent cell configuration information corresponding to terminal includes the frequency point information of the 2nd GSM.
Wherein, the configured information is carried in the attachment received message that the LTE base station is sent to the terminal；It is described
Attachment received message is that the LTE base station is sent after the terminal sends Attach Request message to LTE base station；The CSFB mistakes
Journey is that triggering performs when the terminal receives the beep-page message that the LTE base station is sent.
In the present embodiment, the frequency point information of the adjacent cell of the terminal does not include the frequency point information of first GSM cell；
Detect whether the terminal accesses the first GSM cell in preset time period, including：The frequency scanning initiated based on the terminal
The frequency point information of first GSM cell is determined, the frequency point information based on first GSM cell in the preset time period
The first GSM cell is accessed, detects whether the terminal accesses the first GSM cell in preset time period.
As a kind of embodiment, when detecting that the terminal accesses the first GSM cell, request access described first is carried
The reason for GSM cell parameter, the cause parameter corresponds to the terminal and initiates to carry out after CSFB flows access the second GSM cell
Disconnecting in voice call procedure.
In the present embodiment, whether the detection terminal accesses before the first GSM cell in preset time period, described
Method also includes：When detecting that the terminal initiates CSFB flows and accesses audio call exception after the second GSM cell, institute is detected
Terminal is stated to be back to LTE network and complete TAU flows；Detect that the terminal initiates CSFB flows again.
During practical application, a network for being applied to the embodiment of the present invention can be constructed by way of laboratory simulations
Environment, that is to say, that the scene where terminal described in the embodiment of the present invention is obtained by emulation mode, is so handled, one
Aspect, staff need not remove Site Detection, so as to reduce personnel cost；On the other hand, live scene is possible to
Other factors are further comprises, so as to influence testing result, so using the artificial network of the embodiment of the present invention, can stablize and reappear
The CSFB exception scenes that field network occurs, other factors can be eliminated under the scene described by the embodiment of the present invention to detection
As a result influence.
Based on this, in certain embodiments, detection is located at language of the terminal under GSM network under emulated network environment
Sound talking state.
Step 102：Using testing result, judge whether the CSFB falls success after rise.
It is described to utilize testing result as the first embodiment in the present embodiment, judge whether the CSFB falls after rise into
Work(, including：, please based on first GSM cell when detecting that the terminal accesses the first GSM cell in preset time period
Internet resources are asked to establish voice call；When obtaining the Internet resources for corresponding to first GSM cell and establishing voice call,
Determine that the CSFB falls after rise successfully.
Wherein, because the service of the second GSM cell is unreliable, then detect that terminal initiates CSFB flows and accesses the 2nd GSM
Disconnecting (i.e. call drop after terminal jingle bell) in voice call procedure is carried out after cell, so as to trigger frequency scanning determination described the
The frequency point information of one GSM cell, the frequency point information based on the first GSM cell are initiated to access to the first GSM cell；When detecting
In preset time period during the first GSM cell of access, CSFB follow-up process is performed, detects that acquisition corresponds to the first GSM
Internet resources of cell and when establishing voice call, determine that the CSFB falls after rise successfully.
It is described to utilize testing result as second of embodiment, judge whether the CSFB falls success after rise, including：When
When detecting that the terminal accesses the first GSM cell in preset time period, Internet resources are asked based on first GSM cell
Establish voice call；When do not obtain corresponding to first GSM cell Internet resources or be not based on first GSM cell
Internet resources when establishing voice call, determine that the CSFB falls failure after rise.
Wherein, because the service of the second GSM cell is unreliable, then detect that terminal initiates CSFB flows access second
Disconnecting (i.e. call drop after terminal jingle bell) in voice call procedure is carried out after GSM cell, institute is determined so as to trigger frequency scanning
The frequency point information of the first GSM cell is stated, the frequency point information based on the first GSM cell is initiated to access to the first GSM cell；Work as detection
To CSFB follow-up process when the first GSM cell is accessed in preset time period, is performed, detection is not obtained corresponding to described first
The Internet resources of GSM cell, or when not setting up voice call, determine that the CSFB falls failure after rise.As another embodiment party
Formula, detect that the terminal when the voice call of first GSM cell is interrupted and (do not continued), also can determine that the CSFB is returned
Fall unsuccessfully.
It is described to utilize testing result as the third embodiment, judge whether the CSFB falls success after rise, including：When
When detecting that the terminal does not access the first GSM cell in preset time period, determine that the CSFB falls failure after rise.
Wherein, because the service of the second GSM cell is unreliable, then detect that terminal initiates CSFB flows access second
Disconnecting (i.e. call drop after terminal jingle bell) in voice call procedure is carried out after GSM cell, institute is determined so as to trigger frequency scanning
The frequency point information of the first GSM cell is stated, the frequency point information based on the first GSM cell is initiated to access to the first GSM cell；Work as detection
To when not accessing the first GSM cell in preset time period, it may be determined that the CSFB falls failure after rise.
In practical application, audio call is carried out after detecting that terminal initiates CSFB flows the second GSM cell of access
During disconnecting, namely detect terminal to the second GSM cell initiate the failure of CSFB flows when, or based on the first GSM
The frequency point information of cell starts a timer, the timing for detecting the timer arrives to during the initiation access of the first GSM cell
First GSM cell whether is accessed before.Wherein, the timing length of the timer can be configured as needed.
In the present embodiment, it can detect whether the terminal accesses first in preset time period by the signal deployment of correlation
GSM cell；Accordingly, also the terminal can be detected by the signal deployment of correlation whether the network based on the first GSM cell provides
Voice call is established in source.
As a kind of embodiment, after the determination CSFB falls failure after rise, methods described also includes：Based on the end
End initiates CSFB flows and accesses second GSM cell again, detects and does not access the second GSM cell, or detects access
When disconnecting in voice call procedure is carried out after second GSM cell, determine that the CSFB falls failure after rise.
Wherein, after determining that the CSFB falls failure after rise based on first GSM cell, continue to attempt to small in the 2nd GSM
Area initiates access, detects and does not access the second GSM cell, or detects that carrying out voice after access second GSM cell exhales
During crying during disconnecting, determine that the CSFB falls failure after rise.
Using the technical scheme of the embodiment of the present invention, can the adjacent cell (the second GSM cell) that network side configures due to
Network congestion causes terminal to initiate CSFB flows and access after the second GSM cell the scene for carrying out disconnecting in voice call procedure
Under detect voice call state during CSFB under GSM network, so as to finally determine CSFB falling result, this
Sample, during subsequently CSFB is carried out, further improvement and optimization scheme the successful probability of CSFB processes can be improved, to carry
Rise the calling experience of user.
Embodiment two
It is small by emulation platform one network environment of construction, including time division duplex (TDD)-LTE in this application embodiment
Area, TD SDMA (TD-SCDMA, Time Division-Synchronous Code Division Multiple
Access) cell, GSM cell；Wherein, GSM1 adjacent areas cell information is configured in LTE SIB, configuration GSM 1 cells are that adjacent area is small
Area, LTE adjacent areas cell information is configured in GSM SI, the configuration cells of GSM 1 are abnormal cell.
The abnormal scene of this application embodiment is：Service by the cells of GSM 1 of network side configuration is unreliable, and terminal is initiated
Disconnecting (i.e. call drop after terminal jingle bell) in voice call procedure is carried out after the CSFB flows access cells of GSM 1, in this feelings
Terminal carries out CSFB flows using the cells of GSM 0 for being not configured as adjacent area cell information under condition, so as to verify that the call of UE sides is excellent
The validity and reasonability of change scheme.
The detection method of this application embodiment CSFB falling result, as shown in Fig. 2 comprising the following steps：
Step 200：UE is registered in LTE cells, carries out attachment flow.
Specifically, after UE MT, UE start, joint evolved packet system (EPS, Evolved Packet is first carried out
System)/international mobile subscriber identity (IMSI, International Mobile Subscriber
Identification Number) attachment flow.
Wherein, include triggering UE in this process and send Attach Request message (Attach Request) to LTE base station,
The attachment received message (Attach Accept) that the LTE base station is sent is received, wherein, the attachment received message, which carries, to be used
The configured information of speech business is carried out using default CSFB prioritization schemes in the instruction terminal.Fig. 3 is the embodiment of the present invention
Simulation code schematic diagram one, wherein：IMS voice over PS (V)=Not supported (0), represent the instruction
Information.
Step 201：Network side triggers MT CSFB flows, and network side sends beep-page message (Paging) and gives UE, starts CSFB
Flow.
Here, it is necessary to which MO initiates the calling for MT first during practical application, then, MT just receives network side and issued
Beep-page message.
Specifically, after the mobile services switching centre in network (MSC) receives initial address request (IAM) incoming message,
According to existing SGs associations and mobile management entity (MME, Mobility Management Entity) information, send
SGsAP-PAGING-REQUEST message is to MME, and here, SGsAP-PAGING-REQUEST message carries following information：IMSI、
Temporary Mobile Subscriber Identity (TMSI, Temporary Mobile Subscriber Identity), service identification (Service
Indicator), calling number, location area information.
MME sends paging (Paging) message to base station after receiving message, and the Paging flows eated dishes without rice or wine are initiated in base station.UE is built
Vertical to connect and send Extended Service Request message to MME, MME sends SGsAP-SERVICE-REQUEST and disappeared
Cease to MSC, MSC receives this message, no longer retransmits paging request message to MME.To avoid in call-connection process, caller waits
Overlong time, MSC receive the SGs Service Request message for including Idle state instruction, first notify calling to connect
During continuous.MME sends Initial UE Context Setup message to base station, here, Initial UE Context
Setup message carries CS Fallback Indicator, CS Fallback Indicator and is used to indicate base station UE because of CSFB
Business needs to fall back to UMTS Terrestrial radio access network (UTRAN, UMTS Terrestrial Radio Access
Network)/GSM EDGE Radio Access Network (GERAN, GSM EDGE Radio Access Network).
In attachment flow, UE receives the LTE_RRCConnectionRelease signalings of LTE base station transmission, that is, redirects
Order.Redirect the frequency point information that the cells of GSM 1 are carried in order.As shown in figure 4, base station, which issues R8, redirects order
(rrcConnectionRelease_R8 (0)) gives UE, and the order carries the frequency point information of the cells of GSM 1, due to the cells of GSM 1
It is unreliable to service, and this abnormal scene causes UE to carry out voice call procedure after performing CSFB flows and accessing to the cells of GSM 1
Middle disconnecting (i.e. call drop after terminal jingle bell), i.e. after UE accesses the cells of GSM 1, GSM call flows are initiated, in alerting
Afterwards, simulation sends Call- Control1 disconnection (CC Disconnect, Call Control Disconnect) message, triggering calling
During call drop.
Step 202：UE returns to LTE network in preset duration and completes TAU flows, i.e. UE is rapidly returned to LTE network simultaneously
Complete TAU flows.
Step 203：UE is performed a scan rapidly, is obtained the frequency point information of the cells of GSM 0, is based in preset time period
The frequency point information of the cells of GSM 0 initiates CSFB flows again, accesses the cells of GSM 0, and ask Internet resources to establish voice
Call.If not accessing the cells of GSM 0 in non-preset time period, illustrate that CSFB falls failure after rise.Wherein, request access GSM 0 is small
Access cause parameter is carried during area, after the cause parameter corresponds to terminal initiation CSFB flow the second GSM cells of access
Carry out disconnecting in voice call procedure.
Step 204：Whether detection UE obtains the Internet resources of the cells of GSM 0 and establishes voice call, if it is, performing
Step 205, otherwise, step 206 is performed：Illustrate that CSFB falls failure after rise, that is to say, that default CSFB prioritization schemes failure.
Step 205：Detection UE whether voice call foundation after keep voice call, if it is, perform step 207：Say
Bright CSFB falls after rise successfully, otherwise, performs step 206, illustrates that CSFB falls failure after rise, that is to say, that default CSFB prioritization schemes lose
Lose.
Step 208：Whether UE reattempts to the access cells of GSM 1, succeeded based on access result judgement CSFB；Wherein, if
Detect and do not access the cells of GSM 1, or disconnecting in voice call procedure is carried out after detecting the access cells of GSM 1
When, determine that the CSFB falls failure after rise, if detecting the access cells of GSM 1 and successfully carrying out audio call and connect not interrupt,
Then determine that the CSFB falls after rise successfully.
Embodiment three
The embodiment of the present invention additionally provides the falling result detection means of CSFB a kind of, as shown in figure 5, described device bag
Include：
Detection unit 31, it is configured to the instruction that instruction terminal carries out speech business using default CSFB prioritization schemes
During information initiates CSFB, detect whether the terminal accesses the first GSM cell in preset time period；The terminal access
First GSM cell is that the terminal is initiated after CSFB flows access the second GSM cell connect in voice call procedure
Interrupt and trigger；The second GSM cell frequency point information is carried in the redirection order that LTE base station is sent；
Determining unit 32, the testing result obtained using the detection unit 31 is configured to, judges whether the CSFB returns
Complete work(；
Wherein, the configured information is carried in the attachment received message that the LTE base station is sent to the terminal；It is described
Attachment received message is that the LTE base station is sent after the terminal sends Attach Request message to LTE base station；
The CSFB processes are that triggering performs when the terminal receives the beep-page message that the LTE base station is sent.
In the present embodiment, the frequency point information of the adjacent cell of the terminal does not include the frequency point information of first GSM cell；
The detection unit 31, it is configured to the frequency scanning that the terminal is initiated and determines first GSM cell
Frequency point information, the frequency point information based on first GSM cell accesses the first GSM cell, detection in the preset time period
Whether the terminal accesses the first GSM cell in preset time period.
In the present embodiment, the detection unit 31, when being configured to detect that the terminal accesses the first GSM cell, carry
Request accesses the reason for first GSM cell parameter, and the cause parameter corresponds to the terminal and initiates the access of CSFB flows
Disconnecting in voice call procedure is carried out after second GSM cell.
In the present embodiment, the detection unit 31, it is additionally configured to detect whether the terminal accesses in preset time period
Before first GSM cell, when detecting that the terminal initiates CSFB flows and accesses audio call exception after the second GSM cell, inspection
The terminal is measured to be back to LTE network and complete TAU flows；Detect that the terminal initiates CSFB flows again.
As the first embodiment, the detection unit 31, it is additionally configured to the terminal ought be detected in preset time
In section during the first GSM cell of access, voice call is established based on first GSM cell request Internet resources；
The determining unit 32, it is configured to when the detection unit 31 obtains the network corresponding to first GSM cell
Resource and when establishing voice call, determines that the CSFB falls after rise successfully.
As second of embodiment, the detection unit 31, it is additionally configured to the terminal ought be detected in preset time
In section during the first GSM cell of access, voice call is established based on first GSM cell request Internet resources；
The determining unit 32, it is configured to when the detection unit 31 does not obtain the net corresponding to first GSM cell
Network resource or when being not based on the Internet resources of first GSM cell and establishing voice call, determines that the CSFB falls failure after rise.
As the third embodiment, the determining unit 32, it is configured to the terminal ought be detected in preset time period
When not accessing the first GSM cell inside, determine that the CSFB falls failure after rise.
In the present embodiment, the detection unit 31, it is additionally configured to detect whether the terminal accesses in preset time period
Before first GSM cell, when detecting that the terminal initiates CSFB flows and accesses audio call exception after the second GSM cell, inspection
The terminal is measured to be back to LTE network and complete TAU flows；Detect that the terminal initiates CSFB flows again.
As a kind of embodiment, the determining unit 32, it is additionally configured to after determining that the CSFB falls failure after rise, based on institute
State terminal and initiate CSFB flows again and access second GSM cell, the detection unit 31 detects that not access the 2nd GSM small
Area, or detect when carrying out disconnecting in voice call procedure after access second GSM cell, determine that the CSFB is returned
Fall unsuccessfully.
In the embodiment of the present invention, detection unit 31 and determining unit 32 in the falling result detection means of the CSFB,
In actual applications can by central processing unit (CPU, Central Processing Unit), digital signal processor (DSP,
Digital Signal Processor), micro-control unit (MCU, Microcontroller Unit) or programmable gate array
(FPGA, Field-Programmable Gate Array) is realized.
It should be noted that：The falling result detection means for the CSFB that above-described embodiment provides is carrying out CSFB falling knot
, can as needed will be above-mentioned only with the division progress of above-mentioned each program module for example, in practical application when fruit detects
Processing distribution is completed by different program module, i.e., the internal structure of device is divided into different program modules, with complete with
The all or part of processing of upper description.In addition, the CSFB that above-described embodiment provides falling result detection means and CSFB
Fall result detection method embodiment after rise and belong to same design, its specific implementation process refers to embodiment of the method, repeats no more here.
Example IV
The embodiment of the present invention additionally provides the falling result detection means of CSFB a kind of.Fig. 6 is CSFB of the embodiment of the present invention
Falling result detection means hardware configuration composition schematic diagram, as shown in fig. 6, CSFB falling result detection means 40 includes
At least one processor 41 and the memory 42 for storing the computer program that can be run on processor 41.In terminal
Each component is coupled by bus system 43.It is understood that bus system 43 is used to realize the connection between these components
Communication.Bus system 43 is in addition to including data/address bus, in addition to power bus, controlling bus and status signal bus in addition.But
For the sake of clear explanation, various buses are all designated as bus system 43 in figure 6.
It is appreciated that memory 42 can be volatile memory or nonvolatile memory, may also comprise volatibility and
Both nonvolatile memories.Wherein, nonvolatile memory can be read-only storage (ROM, Read Only Memory),
Programmable read only memory (PROM, Programmable Read-Only Memory), Erasable Programmable Read Only Memory EPROM
(EPROM, Erasable Programmable Read-Only Memory), Electrically Erasable Read Only Memory
(EEPROM, Electrically Erasable Programmable Read-Only Memory), magnetic random access store
Device (FRAM, ferromagnetic random access memory), flash memory (Flash Memory), magnetic surface are deposited
Reservoir, CD or read-only optical disc (CD-ROM, Compact Disc Read-Only Memory)；Magnetic surface storage can be
Magnetic disk storage or magnetic tape storage.Volatile memory can be random access memory (RAM, Random Access
Memory), it is used as External Cache.By exemplary but be not restricted explanation, the RAM of many forms can use, such as
Static RAM (SRAM, Static Random Access Memory), synchronous static RAM
(SSRAM, Synchronous Static Random Access Memory), dynamic random access memory (DRAM,
Dynamic Random Access Memory), Synchronous Dynamic Random Access Memory (SDRAM, Synchronous
Dynamic Random Access Memory), double data speed synchronous dynamic RAM (DDRSDRAM,
Double Data Rate Synchronous Dynamic Random Access Memory), enhanced synchronous dynamic random
Access memory (ESDRAM, Enhanced Synchronous Dynamic Random Access Memory), synchronized links
Dynamic random access memory (SLDRAM, SyncLink Dynamic Random Access Memory), direct rambus
Random access memory (DRRAM, Direct Rambus Random Access Memory).Description of the embodiment of the present invention is deposited
Reservoir 42 is intended to the memory of including but not limited to these and any other suitable type.
The method that the embodiments of the present invention disclose can apply in processor 41, or be realized by processor 41.Place
It is probably a kind of IC chip to manage device 41, has the disposal ability of signal.In implementation process, each step of the above method
It can be completed by the integrated logic circuit of the hardware in processor 41 or the instruction of software form.Above-mentioned processor 41 can
To be general processor, DSP, either other PLDs, discrete gate or transistor logic, discrete hardware group
Part etc..Disclosed each method, step and logic diagram in the embodiment of the present invention can be realized or performed to processor 41.It is general
Processor can be microprocessor or any conventional processor etc..The step of method with reference to disclosed in the embodiment of the present invention
Suddenly, hardware decoding processor can be embodied directly in and perform completion, or with the hardware in decoding processor and software module group
Conjunction performs completion.Software module can be located in storage medium, and the storage medium is located at memory 42, and processor 41 reads storage
Information in device 42, with reference to the step of its hardware completion preceding method.
In the exemplary embodiment, CSFB falling result detection means can be by the integrated electricity of one or more application specifics
Road (ASIC, Application Specific Integrated Circuit), DSP, PLD (PLD,
Programmable Logic Device), CPLD (CPLD, Complex Programmable Logic
Device), FPGA, general processor, controller, MCU, microprocessor (Microprocessor) or other electronic components are real
It is existing, for performing preceding method.
In the present embodiment, the processor 41 is realized when performing described program：Default CSFB is used based on instruction terminal
During prioritization scheme carries out the configured information initiation CSFB of speech business, detect whether the terminal is inscribed in preset time period
Enter the first GSM cell；It is that the 2nd GSM of the terminal initiation CSFB flow accesses is small that the terminal, which accesses first GSM cell,
Disconnecting in voice call procedure is carried out behind area and is triggered；The second GSM cell frequency point information carries to be sent in LTE base station
Redirection order in；Using testing result, judge whether the CSFB falls success after rise；Wherein, the configured information carries
In the attachment received message that the LTE base station is sent to the terminal；The attachment received message is the terminal to LTE base station
The LTE base station is sent after transmission Attach Request message；The CSFB processes are that the terminal receives the LTE base station hair
Triggering performs during the beep-page message sent.
As a kind of embodiment, the processor 41 is realized when performing described program：When detecting the terminal pre-
If in the period during the first GSM cell of access, voice call is established based on first GSM cell request Internet resources；When obtaining
When must correspond to the Internet resources of first GSM cell and establish voice call, determine that the CSFB falls after rise successfully.
As a kind of embodiment, the processor 41 is realized when performing described program：When detecting the terminal pre-
If in the period during the first GSM cell of access, voice call is established based on first GSM cell request Internet resources；When not
Obtain corresponding to first GSM cell Internet resources or be not based on the Internet resources of first GSM cell and establish language
When sound is conversed, determine that the CSFB falls failure after rise.
As a kind of embodiment, the processor 41 is realized when performing described program：When detecting the terminal pre-
If do not access the first GSM cell in the period, determine that the CSFB falls failure after rise.
As a kind of embodiment, the processor 41 is realized when performing described program：The frequency initiated based on the terminal
Rate scanning determines the frequency point information of first GSM cell, the frequency based on first GSM cell in the preset time period
The point GSM cell of information access first, detects whether the terminal accesses the first GSM cell in preset time period；The terminal
The frequency point information of adjacent cell do not include the frequency point information of first GSM cell.
As a kind of embodiment, the processor 41 is realized when performing described program：Detect terminal access the
During one GSM cell, the reason for request accesses first GSM cell parameter is carried, the cause parameter corresponds to the terminal
Initiate to carry out disconnecting in voice call procedure after CSFB flows access the second GSM cell.
As a kind of embodiment, the processor 41 is realized when performing described program：The terminal is detected whether pre-
If in the period before the first GSM cell of access, detect that the terminal initiates CSFB flows and accesses voice after the second GSM cell
During call exception, detect that the terminal is back to LTE network and completes TAU flows；Detect that the terminal is initiated again
CSFB flows.
As a kind of embodiment, the processor 41 is realized when performing described program：Determine that the CSFB falls failure after rise
Afterwards, CSFB flows are initiated based on the terminal again and accesses second GSM cell, detected and do not access the second GSM cell, or
Person detects when carrying out disconnecting in voice call procedure after access second GSM cell, determines that the CSFB falls after rise and loses
Lose.
Embodiment five
The embodiment of the present invention additionally provides a kind of computer-readable storage medium, such as including being stored with computer shown in Fig. 6
The memory 42 of program, above computer program can be performed by processor 41, to complete step described in preceding method.Computer is deposited
Storage media can be FRAM, ROM, PROM, EPROM, EEPROM, Flash Memory, magnetic surface storage, CD or CD-
The memories such as ROM；Can also be the various equipment for including one of above-mentioned memory or any combination.
In the present embodiment, computer-readable storage medium provided in an embodiment of the present invention, computer program is stored thereon with, the meter
When calculation machine program is run by processor, perform：Speech business is carried out using default CSFB prioritization schemes based on instruction terminal
During configured information initiates CSFB, detect whether the terminal accesses the first GSM cell in preset time period；The terminal
It is that the terminal is initiated to carry out in voice call procedure after CSFB flows access the second GSM cell to access first GSM cell
Disconnecting and trigger；The second GSM cell frequency point information is carried in the redirection order that LTE base station is sent；Utilize inspection
Result is surveyed, judges whether the CSFB falls success after rise；Wherein, the configured information is carried in the LTE base station to the terminal
In the attachment received message of transmission；The attachment received message is institute after the terminal sends Attach Request message to LTE base station
State LTE base station transmission；The CSFB processes are that triggering is held when the terminal receives the beep-page message that the LTE base station is sent
Capable.
As a kind of embodiment, when the computer program is run by processor, perform：When detecting the terminal pre-
If in the period during the first GSM cell of access, voice call is established based on first GSM cell request Internet resources；When obtaining
When must correspond to the Internet resources of first GSM cell and establish voice call, determine that the CSFB falls after rise successfully.
As a kind of embodiment, when the computer program is run by processor, perform：When detecting the terminal pre-
If in the period during the first GSM cell of access, voice call is established based on first GSM cell request Internet resources；When not
Obtain corresponding to first GSM cell Internet resources or be not based on the Internet resources of first GSM cell and establish language
When sound is conversed, determine that the CSFB falls failure after rise.
As a kind of embodiment, when the computer program is run by processor, perform：When detecting the terminal pre-
If do not access the first GSM cell in the period, determine that the CSFB falls failure after rise.
As a kind of embodiment, when the computer program is run by processor, perform：The frequency initiated based on the terminal
Rate scanning determines the frequency point information of first GSM cell, the frequency based on first GSM cell in the preset time period
The point GSM cell of information access first, detects whether the terminal accesses the first GSM cell in preset time period；The terminal
The frequency point information of adjacent cell do not include the frequency point information of first GSM cell.
As a kind of embodiment, when the computer program is run by processor, perform：Detect terminal access the
During one GSM cell, the reason for request accesses first GSM cell parameter is carried, the cause parameter corresponds to the terminal
Initiate to carry out disconnecting in voice call procedure after CSFB flows access the second GSM cell.
As a kind of embodiment, when the computer program is run by processor, perform：The terminal is detected whether pre-
If in the period before the first GSM cell of access, detect that the terminal initiates CSFB flows and accesses voice after the second GSM cell
During call exception, detect that the terminal is back to LTE network and completes TAU flows；Detect that the terminal is initiated again
CSFB flows.
As a kind of embodiment, when the computer program is run by processor, perform：Determine that the CSFB falls failure after rise
Afterwards, CSFB flows are initiated based on the terminal again and accesses second GSM cell, detected and do not access the second GSM cell, or
Person detects when carrying out disconnecting in voice call procedure after access second GSM cell, determines that the CSFB falls after rise and loses
Lose.
, can be in any combination in the case where not conflicting between technical scheme described in the embodiment of the present invention.
In several embodiments provided by the present invention, it should be understood that disclosed method and apparatus, it can be passed through
Its mode is realized.Device embodiment described above is only schematical, for example, the division of the unit, is only
A kind of division of logic function, there can be other dividing mode when actually realizing, such as：Multiple units or component can combine, or
Another system is desirably integrated into, or some features can be ignored, or do not perform.In addition, shown or discussed each composition portion
Point mutual coupling or direct-coupling or communication connection can be the INDIRECT COUPLINGs by some interfaces, equipment or unit
Or communication connection, can be electrical, mechanical or other forms.
The above-mentioned 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 positioned at a place, can also be distributed to multiple network lists
In member；Partly or entirely unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.
In addition, each functional unit in various embodiments of the present invention can be fully integrated into a second processing unit,
Can also be each unit individually as a unit, can also two or more units it is integrated in a unit；
Above-mentioned integrated unit can both be realized in the form of hardware, and hardware can also be used to add the form of SFU software functional unit real
It is existing.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.
Claims (18)
1. a kind of circuit domain dropping CSFB falling result detection method, it is characterised in that methods described includes：
During the configured information initiation CSFB for carrying out speech business using default CSFB prioritization schemes based on instruction terminal, inspection
Survey whether the terminal accesses the first global system for mobile communications GSM cell in preset time period；Described in the terminal access
First GSM cell is that the terminal is initiated to carry out disconnecting in voice call procedure after CSFB flows access the second GSM cell
And trigger；The second GSM cell frequency point information is carried in the redirection order that Long Term Evolution LTE base station is sent；
Using testing result, judge whether the CSFB falls success after rise；
Wherein, the configured information is carried in the attachment received message that the LTE base station is sent to the terminal；The attachment
Received message is that the LTE base station is sent after the terminal sends Attach Request message to LTE base station；
The CSFB processes are that triggering performs when the terminal receives the beep-page message that the LTE base station is sent.
2. according to the method for claim 1, it is characterised in that it is described to utilize testing result, judge whether the CSFB returns
Complete work(, including：
When detecting that the terminal accesses the first GSM cell in preset time period, net is asked based on first GSM cell
Network resource establishes voice call；
When obtaining Internet resources corresponding to first GSM cell and when establishing voice call, determine the CSFB fall after rise into
Work(.
3. according to the method for claim 1, it is characterised in that it is described to utilize testing result, judge whether the CSFB returns
Complete work(, including：
When detecting that the terminal accesses the first GSM cell in preset time period, net is asked based on first GSM cell
Network resource establishes voice call；
When do not obtain corresponding to first GSM cell Internet resources or be not based on first GSM cell network provide
When voice call is established in source, determine that the CSFB falls failure after rise.
4. according to the method for claim 1, it is characterised in that it is described to utilize testing result, judge whether the CSFB returns
Complete work(, including：
When detecting that the terminal does not access the first GSM cell in preset time period, determine that the CSFB falls failure after rise.
5. according to the method for claim 1, it is characterised in that the frequency point information of the adjacent cell of the terminal does not include described
The frequency point information of first GSM cell；
Detect whether the terminal accesses the first GSM cell in preset time period, including：Based on the terminal described default
The frequency scanning initiated in period determines the frequency point information of first GSM cell, the frequency based on first GSM cell
The GSM cell of information access first, detects whether the terminal accesses the first GSM cell in preset time period.
6. according to the method for claim 1, it is characterised in that when detecting that the terminal accesses the first GSM cell, carry
Request accesses the reason for first GSM cell parameter, and the cause parameter corresponds to the terminal and initiates the access of CSFB flows
Disconnecting in voice call procedure is carried out after second GSM cell.
7. according to the method for claim 1, it is characterised in that whether the detection terminal is inscribed in preset time period
Before entering the first GSM cell, methods described also includes：
When detecting that the terminal initiates CSFB flows and accesses audio call exception after the second GSM cell, the terminal is detected
It is back to LTE network and completes tracing section updating TAU flows；
Detect that the terminal initiates CSFB flows again.
8. the method according to claim 3 or 4, it is characterised in that after the determination CSFB falls failure after rise, the side
Method also includes：
CSFB flows are initiated based on the terminal again and access second GSM cell, detects and does not access the second GSM cell,
Or detect when carrying out disconnecting in voice call procedure after access second GSM cell, determine that the CSFB falls after rise
Failure.
9. a kind of circuit domain dropping CSFB falling result detection means, it is characterised in that described device includes：
Detection unit, it is configured to the configured information hair that instruction terminal carries out speech business using default CSFB prioritization schemes
During playing CSFB, detect whether the terminal accesses the first global system for mobile communications GSM cell in preset time period；Institute
It is that the terminal is initiated to carry out audio call after CSFB flows access the second GSM cell to state terminal and access first GSM cell
During disconnecting and trigger；The second GSM cell frequency point information carries the redirection sent in Long Term Evolution LTE base station
In order；
Determining unit, the testing result obtained using the detection unit is configured to, judges whether the CSFB falls success after rise；
Wherein, the configured information is carried in the attachment received message that the LTE base station is sent to the terminal；The attachment
Received message is that the LTE base station is sent after the terminal sends Attach Request message to LTE base station；
The CSFB processes are that triggering performs when the terminal receives the beep-page message that the LTE base station is sent.
10. device according to claim 9, it is characterised in that
The detection unit, it is additionally configured to, when detecting that the terminal accesses the first GSM cell in preset time period, be based on
The first GSM cell request Internet resources establish voice call；
The determining unit, it is configured to when the detection unit obtains the Internet resources corresponding to first GSM cell and builds
During vertical voice call, determine that the CSFB falls after rise successfully.
11. device according to claim 9, it is characterised in that
The detection unit, it is additionally configured to, when detecting that the terminal accesses the first GSM cell in preset time period, be based on
The first GSM cell request Internet resources establish voice call；
The determining unit, be configured to when the detection unit do not obtain corresponding to first GSM cell Internet resources or
When the Internet resources that person is not based on first GSM cell establish voice call, determine that the CSFB falls failure after rise.
12. device according to claim 9, it is characterised in that
The determining unit, it is configured to when detecting that the terminal does not access the first GSM cell in preset time period, it is determined that
The CSFB falls failure after rise.
13. device according to claim 9, it is characterised in that the frequency point information of the adjacent cell of the terminal does not include institute
State the frequency point information of the first GSM cell；
The detection unit, it is configured to the frequency scanning that the terminal is initiated in the preset time period and determines described
The frequency point information of one GSM cell, the frequency point information based on first GSM cell access the first GSM cell, detect the terminal
The first GSM cell whether is accessed in preset time period.
14. device according to claim 9, it is characterised in that the detection unit, be configured to detect that the terminal connects
When entering the first GSM cell, the reason for request accesses first GSM cell parameter is carried, the cause parameter corresponds to described
Terminal is initiated to carry out disconnecting in voice call procedure after CSFB flows access the second GSM cell.
15. device according to claim 9, it is characterised in that the detection unit, be additionally configured to detect the terminal be
It is no to be accessed in preset time period before the first GSM cell, detect that the terminal initiates CSFB flows and accesses the second GSM cell
Afterwards during audio call exception, detect that the terminal is back to LTE network and completes tracing section updating TAU flows；Detect
The terminal initiates CSFB flows again.
16. device according to claim 9, it is characterised in that the determining unit, be additionally configured to determine that the CSFB is returned
After falling unsuccessfully, CSFB flows are initiated based on the terminal again and access second GSM cell, the detection unit detects not
The second GSM cell is accessed, or is detected when carrying out disconnecting in voice call procedure after access second GSM cell,
Determine that the CSFB falls failure after rise.
17. the falling result detection means of CSFB a kind of, described device include：Processor and be configured to storage can be in processor
The memory of the computer program of upper operation, it is characterised in that when the processor is configured to run the computer program, hold
The step of falling result detection method of CSFB described in row any one of claim 1 to 8.
18. a kind of computer-readable storage medium, is stored thereon with computer program, it is characterised in that the computer program is located
Reason device realizes the step of falling result detection method of the CSFB described in any one of claim 1 to 8 when performing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2017/104866 WO2019061432A1 (en) | 2017-09-30 | 2017-09-30 | Method and device for detecting fallback result of csfb, and computer storage medium |
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| CN107820716A true CN107820716A (en) | 2018-03-20 |
| CN107820716A8 CN107820716A8 (en) | 2018-08-28 |
| CN107820716B CN107820716B (en) | 2021-01-08 |
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| CN201780001956.5A Active CN107820716B (en) | 2017-09-30 | 2017-09-30 | CSFB (Circuit switched Fall Back) fall result detection method and device and computer storage medium |
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| WO (1) | WO2019061432A1 (en) |
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| WO2019061468A1 (en) * | 2017-09-30 | 2019-04-04 | 深圳市云中飞网络科技有限公司 | Method and device for detecting fallback result of csfb, and computer storage medium |
| CN110881193A (en) * | 2018-09-05 | 2020-03-13 | 中国移动通信有限公司研究院 | Measurement method, terminal and network equipment for voice call-back |
| CN111565439A (en) * | 2020-05-06 | 2020-08-21 | Oppo（重庆）智能科技有限公司 | Call response time control method, device, terminal and storage medium |
| CN114698046A (en) * | 2021-12-15 | 2022-07-01 | 荣耀终端有限公司 | Call receiving method and communication device |
| CN115278800A (en) * | 2022-08-10 | 2022-11-01 | 中国联合网络通信集团有限公司 | Redirection fallback method and device, electronic equipment and readable storage medium |
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| CN107820716B (en) * | 2017-09-30 | 2021-01-08 | 深圳市欢太科技有限公司 | CSFB (Circuit switched Fall Back) fall result detection method and device and computer storage medium |
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| WO2019061432A1 (en) * | 2017-09-30 | 2019-04-04 | 深圳市云中飞网络科技有限公司 | Method and device for detecting fallback result of csfb, and computer storage medium |
| WO2019061468A1 (en) * | 2017-09-30 | 2019-04-04 | 深圳市云中飞网络科技有限公司 | Method and device for detecting fallback result of csfb, and computer storage medium |
| CN110881193A (en) * | 2018-09-05 | 2020-03-13 | 中国移动通信有限公司研究院 | Measurement method, terminal and network equipment for voice call-back |
| CN111565439A (en) * | 2020-05-06 | 2020-08-21 | Oppo（重庆）智能科技有限公司 | Call response time control method, device, terminal and storage medium |
| CN114698046A (en) * | 2021-12-15 | 2022-07-01 | 荣耀终端有限公司 | Call receiving method and communication device |
| CN114698046B (en) * | 2021-12-15 | 2024-05-14 | 荣耀终端有限公司 | Call receiving method and communication device |
| CN115278800A (en) * | 2022-08-10 | 2022-11-01 | 中国联合网络通信集团有限公司 | Redirection fallback method and device, electronic equipment and readable storage medium |
| CN115278800B (en) * | 2022-08-10 | 2024-04-09 | 中国联合网络通信集团有限公司 | Redirecting fallback method, redirecting fallback device, electronic equipment and readable storage medium |
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| CN107820716B (en) | 2021-01-08 |
| WO2019061432A1 (en) | 2019-04-04 |
| CN107820716A8 (en) | 2018-08-28 |
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