WO2019061438A1 - Procédé et dispositif de détection du résultat de repli d'un repli par commutation de circuits (csfb), et support de stockage - Google Patents

Procédé et dispositif de détection du résultat de repli d'un repli par commutation de circuits (csfb), et support de stockage Download PDF

Info

Publication number
WO2019061438A1
WO2019061438A1 PCT/CN2017/104876 CN2017104876W WO2019061438A1 WO 2019061438 A1 WO2019061438 A1 WO 2019061438A1 CN 2017104876 W CN2017104876 W CN 2017104876W WO 2019061438 A1 WO2019061438 A1 WO 2019061438A1
Authority
WO
WIPO (PCT)
Prior art keywords
terminal
csfb
voice call
network
detecting
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.)
Ceased
Application number
PCT/CN2017/104876
Other languages
English (en)
Chinese (zh)
Inventor
曾元清
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Yun Zhong Fei Network Technology Co Ltd
Original Assignee
Shenzhen Yun Zhong Fei Network Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Yun Zhong Fei Network Technology Co Ltd filed Critical Shenzhen Yun Zhong Fei Network Technology Co Ltd
Priority to CN201780001975.8A priority Critical patent/CN108064454B/zh
Priority to PCT/CN2017/104876 priority patent/WO2019061438A1/fr
Publication of WO2019061438A1 publication Critical patent/WO2019061438A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition

Definitions

  • the present invention relates to the field of CSFB (Circuit Switched Fallback), and in particular, to a CSFB fallback result detecting method and apparatus, and a storage medium.
  • CSFB Circuit Switched Fallback
  • LTE Long-term evolution
  • 2G/3G dual-mode terminals are wireless-signal-mode
  • a dual-mode or multi-mode terminal with LTE and 2G/3G access capabilities When using LTE access, 2G/3G circuit domain service signals cannot be transmitted.
  • a CS Circuit Switched
  • PS Packet Switch
  • the originator of the telephone is called the caller (MO, Mobile Origination)
  • the receiver of the call is called the called (MT, Mobile Termination)
  • the MO and the MT each have their own CSFB signaling flow.
  • the MT in the CSFB process the occurrence of various abnormal conditions will probabilistically cause the CSFB process to fail, which may result in the call being unable to be connected. How to effectively detect the CSFB fallback result in an abnormal scenario is particularly necessary.
  • the embodiments of the present invention provide a detection method, a device thereof, and a storage medium, which can solve at least the above problems existing in the prior art.
  • the first aspect of the embodiment of the present invention provides a fallback result detection of a circuit domain falling back CSFB Method, the method comprising:
  • the radio access bearer establishment failure information for the terminal is detected; the radio access bearer establishment failure information is the terminal.
  • TDSCDMA time division synchronous code division multiple access
  • the indication information is carried in an attach accept message sent by the LTE base station to the terminal; the attach accept message is sent by the LTE base station after the terminal sends an attach request message to the LTE base station; the CSFB process is The terminal triggers execution when receiving the paging message sent by the LTE base station.
  • the determining whether the CSFB is successfully dropped based on the voice call state includes:
  • the method further includes:
  • the detecting a voice call state of the terminal in the TDSCDMA network includes:
  • a second aspect of the embodiments of the present invention provides a fallback result detecting apparatus for a circuit domain fallback CSFB, including:
  • the detecting unit is configured to: during the process of performing CSFB according to the indication information indicating that the terminal uses the preset CSFB optimization scheme to perform the voice service, detecting the radio access bearer establishment failure information for the terminal; the radio access bearer establishment failure The information is the establishment failure information of the radio access bearer in the packet-switched PS domain resource request procedure initiated by the terminal in the time-division synchronous code division multiple access TDSCDMA network after the completion of the circuit-switched CS domain-based voice call setup; In a state that the radio access bearer fails to be established, detecting a voice call state of the terminal under the TDSCDMA network;
  • Determining configured to determine, according to the voice call state, whether the CSFB is successfully dropped
  • the indication information is carried in an attach accept message sent by the LTE base station to the terminal; the attach accept message is sent by the LTE base station after the terminal sends an attach request message to the LTE base station; the CSFB process is The terminal triggers execution when receiving the paging message sent by the LTE base station.
  • the determining unit is further configured to determine that the CSFB fallback fails when it is determined that the terminal is interrupted by the voice of the TDSCDMA network based on the voice call state.
  • the detecting unit is further configured to: after the end of the voice call in the TDSCDMA network, detect whether the terminal returns to the LTE network within a preset duration;
  • the determining unit is further configured to determine that the CSFB fallback fails when the terminal does not return to the LTE network within the preset duration.
  • the detecting unit is further configured to detect a voice call state of the terminal in the TDSCDMA network in a simulated network environment.
  • a third aspect of the embodiments of the present invention provides a fallback result detecting apparatus for a circuit domain fallback CSFB, including: a processor and a memory for storing a computer program capable of running on a processor, wherein the processor is used to operate In the case of a computer program, the steps of the method described above are performed.
  • a fourth aspect of the embodiments of the present invention provides a computer readable storage medium having stored thereon a computer program, wherein the computer program is executed by a processor to implement the steps of the method described above.
  • the method and device for detecting the fallback result of the CSFB in the process of performing CSFB based on the indication information indicating that the terminal uses the preset CSFB optimization scheme to perform voice service, detecting the wireless connection for the terminal Incoming bearer setup failure information;
  • the radio access bearer setup failure information is a packet exchange PS domain resource request initiated by the terminal after the completion of the circuit switched CS domain based voice call setup in the time division synchronous code division multiple access TDSCDMA network a failure information for establishing a radio access bearer in the process; detecting, in a state in which the radio access bearer fails to be established, a voice call state of the terminal in the TDSCDMA network; determining whether the CSFB is based at least based on the voice call state
  • the LTE base station sends the LTE base station to the LTE base station after the terminal sends an attach request message to the LTE base station, where the LTE base station sends the attach request message to the LTE base station;
  • the TDSCDMA network can be detected in the CSFB process in the scenario where the radio link failure occurs in the PS domain access request procedure after the terminal falls back to the TDSCDMA cell specified by the network side.
  • the CSFB fallback result is finally determined, so that in the subsequent CSFB process, the optimization scheme can be further improved to improve the probability of the CSFB process success, so as to improve the user's call experience.
  • FIG. 1 is a schematic flowchart of a method for detecting a fallback result of a CSFB according to an embodiment of the present invention
  • FIG. 2 is a schematic flowchart of a method for detecting a fallback result of a CSFB according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram 1 of an emulation code according to an embodiment of the present invention.
  • FIG. 4 is a schematic diagram 2 of a simulation code according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a CSFB fallback result detecting apparatus according to an embodiment of the present invention.
  • FIG. 6 is a schematic diagram showing the hardware structure of a CSFB fallback result detecting apparatus according to an embodiment of the present invention.
  • the CSFB-enabled terminal can search for the LTE network, complete the LTE/2G network joint registration, and be able to voice call and call.
  • the CSFB process consists of three phases: 1) the UE initiates a call (corresponding to MO) on the LTE network, or receives a page (corresponding to the MT); 2) the UE falls back under the guidance of the LTE network and searches for a suitable GSM cell/WCDMA cell. Access; 3) The UE reads the GSM cell/WCDMA cell system broadcast message and establishes a voice call.
  • the configuration of the original network deployed on the base station signaling side is not updated in real time, and the network is sent to the UE.
  • the configuration information is inconsistent with the actual deployment situation, which leads to various abnormal situations such as CSFB inter-system (InterRAT) voice calls, such as failure to connect, repeated connection failure, and the like.
  • InterRAT inter-system
  • the CSFB fallback scheme adopts the 3GPP R8 redirection fallback scheme.
  • the problem of parameter configuration will probabilistically cause the CSFB process to be abnormal.
  • the embodiment of the present invention provides a method for detecting a CSFB fallback result in a scenario in which a radio link failure (RLF) occurs in a PS domain access request procedure after the terminal falls back to the TDSCDMA cell specified by the network side.
  • RLF radio link failure
  • the radio access bearer establishment failure information for the terminal is detected; the wireless The access bearer setup failure information is the establishment of the radio access bearer in the packet switched PS domain resource request procedure initiated by the terminal in the time division synchronous code division multiple access TDSCDMA network after the completion of the circuit switched CS domain based voice call setup.
  • a failure information in a state in which the radio access bearer fails to be established, detecting a voice call state of the terminal in the TDSCDMA network; determining, according to the voice call state, whether the CSFB is successfully dropped; wherein the indication information is And being carried in the attach accept message sent by the LTE base station to the terminal; the attach accept message is sent by the LTE base station after the terminal sends an attach request message to the LTE base station; and the CSFB process is that the terminal receives the The execution is triggered when the paging message sent by the LTE base station is described.
  • the solution provided by the embodiment of the present invention can detect the voice call in the TDSCDMA network during the CSFB process in the scenario where the radio link failure (RLF) occurs in the PS domain access request procedure after the terminal falls back to the TDSCDMA cell specified by the network side.
  • RLF radio link failure
  • FIG. 1 is a schematic flowchart of a CSFB fallback result detecting method according to an embodiment of the present invention. As shown in FIG. 1, the CSFB fallback result detecting method includes the following steps:
  • Step 101 In the process of performing CSFB according to the indication information indicating that the terminal performs the voice service by using the preset CSFB optimization scheme, detecting the radio access bearer establishment failure information for the terminal;
  • the radio access bearer setup failure information is a radio in the packet switched PS domain resource request procedure initiated by the terminal after the completion of the circuit switched CS domain based voice call setup in the time division synchronous code division multiple access TDSCDMA network.
  • the establishment failure information of the access bearer is a radio in the packet switched PS domain resource request procedure initiated by the terminal after the completion of the circuit switched CS domain based voice call setup in the time division synchronous code division multiple access TDSCDMA network.
  • the indication information is carried in an attach accept message sent by the LTE base station to the terminal; the attach accept message is sent by the LTE base station after the terminal sends an attach request message to the LTE base station; the CSFB The process is triggered when the terminal receives the paging message sent by the LTE base station.
  • a network environment applied to the embodiment of the present invention may be constructed by means of a laboratory simulation. That is, the scenario in which the terminal is located in the embodiment of the present invention is obtained through simulation, and the processing is performed on the one hand. The staff does not need to go to the site for testing, so that the personnel cost can be reduced. On the other hand, the scene in the scene may also contain other factors, thereby affecting the detection result. Therefore, the simulation network of the embodiment of the present invention can stably reproduce the scene.
  • the CSFB anomaly scenario that occurs in the network can eliminate the influence of other factors on the detection result in the scenario described in the embodiment of the present invention.
  • the voice call state of the terminal located in the simulated network environment on the TDSCDMA network is detected.
  • Step 102 Detect a voice call state of the terminal under the TDSCDMA network in a state that the radio access bearer fails to be established;
  • Step 103 Determine whether the CSFB is successfully dropped based on at least the voice call state.
  • the voice call of the terminal in the TDSCDMA network is interrupted (ie, not continued) based on the voice call state, it is determined that the CSFB fallback fails.
  • the preset duration may be set as needed.
  • the voice call of the terminal in the TDSCDMA network is detected to be uninterrupted, that is, the terminal maintains a voice call after the voice call of the TDSCDMA network is established, the voice in the TDSCDMA network After the call ends, it is detected whether the terminal returns to the LTE network within a preset duration; when the terminal does not return to the LTE network within the preset duration, it is determined that the CSFB fallback fails. Correspondingly, when the terminal returns to the LTE network within the preset duration, it is determined that the CSFB fallback is successful.
  • the terminal when it is detected that the voice call of the terminal in the TDSCDMA network is not interrupted, that is, the terminal keeps a voice call after the voice call of the TDSCDMA network is established, and the voice call ends in the TDSCDMA network. After the terminal returns to the LTE network within the preset duration, it is determined that the CSFB is successfully dropped.
  • the terminal's voice call on the TDSCDMA network is interrupted by related signaling.
  • the related signaling is used to detect whether the terminal returns to the LTE network within a preset time period. Relevant signaling to determine if the terminal is at the end of a voice call.
  • the method provided by the embodiment of the present invention detects the radio access bearer establishment failure information for the terminal in the process of performing the CSFB based on the indication information indicating that the terminal uses the preset CSFB optimization scheme to perform the voice service;
  • the access bearer setup failure information is the establishment of the radio access bearer in the packet switched PS domain resource request procedure initiated by the terminal in the time division synchronous code division multiple access TDSCDMA network after the completion of the circuit switched CS domain based voice call setup.
  • Failure information detecting a voice call state of the terminal under the TDSCDMA network in a state in which the radio access bearer establishment fails; determining the location based at least on the voice call state Whether the CSFB is successfully dropped; wherein the indication information is carried in an attach accept message sent by the LTE base station to the terminal; and the attach accept message is sent by the LTE base station after the terminal sends an attach request message to the LTE base station.
  • the CSFB process is triggered when the terminal receives the paging message sent by the LTE base station; and the solution provided by the embodiment of the present invention can be connected to the PS domain after the terminal falls back to the TDSCDMA cell specified by the network side.
  • the voice call state in the TDSCDMA network during the CSFB process is detected, thereby finally determining the CSFB fallback result, so that the subsequent CSFB process can be further improved.
  • the solution is to increase the probability of success of the CSFB process to enhance the user's calling experience.
  • the simulation method does not require a staff to go to the site, and other factors affecting the detection can be removed, thereby greatly reducing personnel costs, and at the same time The influence of other factors on the detection result in the scenario described in the embodiment of the present invention can be eliminated.
  • a network environment is constructed by using a simulation platform, including a frequency division duplex (FDD)-LTE cell, a TDSCDMA cell, and a GSM cell.
  • FDD frequency division duplex
  • TDSCDMA is configured as neighbor cell information in the LTE SIB
  • the GSM cell is configured.
  • the neighbor cell, the LTE neighbor cell information is configured in the TDSCDMA SIB18.
  • the abnormal scenario of the application embodiment is that the TDSCDMA cell specified by the network side fails to establish a radio link in the process of establishing the PS domain access request.
  • the terminal can still complete the CSFB by using the CS resource, thereby verifying the terminal side call optimization solution. Validity and rationality.
  • Step 201 The UE registers with the LTE cell to perform an attach procedure.
  • the UE is an MT, and after the UE is powered on, the Evolved Packet System (EPS)/International Mobile Subscriber Identification Number (IMSI) attach procedure is first executed.
  • EPS Evolved Packet System
  • IMSI International Mobile Subscriber Identification Number
  • the method includes: triggering the UE to send an attach request message (Attach Request) to the LTE base station, and receiving an attach accept message sent by the LTE base station, where the attach accept message is carried to indicate the terminal
  • Attach Request an attach request message
  • the preset CSFB optimization scheme is used to indicate the voice service.
  • Step 202 The network side configures RRC Reconfiguration, and causes the UE to perform measurement report MR to measure the neighboring area TDSCDMA cell.
  • Step 203 The network side triggers the MT CSFB process, and the network side sends a paging message (Paging) to the UE to start the CSFB process.
  • Paging paging message
  • the MO needs to initiate a call for the MT first, and then the MT receives the paging message sent by the network side.
  • the mobile services switching center (MSC) in the network sends the SGsAP-PAGING-REQUEST message according to the existing SGs association and Mobility Management Entity (MME) information.
  • MME Mobility Management Entity
  • the SGsAP-PAGING-REQUEST message carries the following information: IMSI, Temporary Mobile Subscriber Identity (TMSI), Service Indicator, Calling Number, and Location Area Information.
  • the MME After receiving the message, the MME sends a paging message to the base station, and the base station initiates an air interface Paging process.
  • the UE establishes a connection and sends an Extended Service Request message to the MME.
  • the MME sends an SGsAP-SERVICE-REQUEST message to the MSC.
  • the MSC receives the message and does not resend the paging request message to the MME.
  • the MSC receives the SGs Service Request message containing the idle state indication, first notifying that the calling call is in the process of being connected.
  • the MME sends an Initial UE Context Setup message to the base station, where the Initial UE Context Setup message carries a CS Fallback Indicator, and the CS Fallback Indicator is used to indicate that the base station UE needs to fall back to the UMTS terrestrial radio access network due to the CSFB service requirement.
  • UTRAN UMTS Terrestrial Radio Access Network
  • GERAN GSM/EDGE Radio Access Network
  • the UE receives the LTE_RRCConnectionRelease signaling sent by the LTE base station, that is, the redirect command.
  • the redirection command carries the frequency point information of the designated TDSCDMA cell, that is, the frequency point information of the target TDSCDMA cell.
  • the base station sends an R8 redirection command (rrcConnectionRelease_R8(0)) to the UE, where the command carries the frequency information of the target TDSCDMA cell, so that the UE can be connected based on the frequency information carried in the R8 redirection command.
  • R8 redirection command (rrcConnectionRelease_R8(0))
  • Step 204 After the UE accesses the TDSCDMA cell according to the specified frequency information (that is, the frequency information of the target TDSCDMA cell), the RRC Request is initiated, and the network side sends the CS call resource, and the radio access bearer (RAB, Radio Access Bearer) ) setup, voice call setup is completed; at this time, simulation platform simulation: PS domain radio access bearer (RAB) SetupFailure, and routing area update RAU process.
  • RAU radio access bearer
  • Step 205 Check whether the voice call state of the CS domain is not affected by the UE in this case, that is, whether the UE can maintain the voice call in this case, and if yes, execute step 206; otherwise, the CSFB fallback fails. , that is, the default CSFB optimization scheme fails;
  • Step 206 Detect whether the UE returns to the LTE network within a preset time period after the call ends. If yes, the CSFB fallback is successful. Otherwise, the CSFB fallback fails.
  • the UE when the UE ends the normal call in the TDSCDMA network, the UE should quickly return to the LTE network.
  • an embodiment of the present invention further provides a CSFB A fallback result detecting device, as shown in FIG. 5, the device includes:
  • the detecting unit 51 is configured to detect a radio access bearer setup failure information for the terminal in the process of performing the CSFB according to the indication information indicating that the terminal performs the voice service by using the preset CSFB optimization scheme; the radio access bearer is established.
  • the failure information is the establishment failure information of the radio access bearer in the packet switched PS domain resource request procedure initiated by the terminal in the time division synchronization code division multiple access TDSCDMA network after the completion of the circuit switched CS domain based voice call setup; And configured to detect a voice call state of the terminal under the TDSCDMA network in a state that the radio access bearer fails to be established;
  • the determining unit 52 is configured to determine, according to the voice call state, whether the CSFB is successfully dropped;
  • the indication information is carried in an attach accept message sent by the LTE base station to the terminal; the attach accept message is sent by the LTE base station after the terminal sends an attach request message to the LTE base station; the CSFB process is The terminal triggers execution when receiving the paging message sent by the LTE base station.
  • the determining unit 52 is further configured to determine that the CSFB fallback fails when it is determined that the terminal is interrupted by a voice call of the TDSCDMA network based on the voice call state.
  • the detecting unit 51 is further configured to: after the end of the voice call in the TDSCDMA network, detect whether the terminal returns to the LTE network within a preset time period;
  • the determining unit 52 is further configured to determine that the CSFB fallback fails when the terminal does not return to the LTE network within the preset duration.
  • the detecting unit 51 is further configured to detect a voice call state of the terminal in the TDSCDMA network in an emulated network environment.
  • the detecting unit 51 and the determining unit 52 are both implemented by a processor, wherein the processor may be specifically a central processing unit (CPU), or a microprocessor (MPU), or a digital Signal processor (DSP), or programmable gate array (FPGA).
  • the processor may be specifically a central processing unit (CPU), or a microprocessor (MPU), or a digital Signal processor (DSP), or programmable gate array (FPGA).
  • the CSFB fallback result detecting apparatus provided in the above embodiment is only illustrated by the division of each of the foregoing program modules when performing the CSFB fallback result detection. In actual applications, the above processing may be allocated as needed. Different program modules are completed, that is, the internal structure of the device is divided into different program modules to complete all or part of the processing described above.
  • the CSFB fallback result detecting device provided by the foregoing embodiment is the same as the CSFB fallback result detecting method embodiment. The specific implementation process is described in detail in the method embodiment, and details are not described herein again.
  • each unit in the fallback result detecting device of the CSFB is provided.
  • the embodiment of the present invention further provides a CSFB fallback result detecting device.
  • the device includes a processor 61 and a memory 62 configured to store a computer program capable of running on the processor,
  • processor 61 is configured to execute the computer program:
  • the radio access bearer establishment failure information for the terminal is detected; the radio access bearer establishment failure information is the terminal.
  • TDSCDMA time division synchronous code division multiple access
  • the indication information is carried in an attach accept message sent by the LTE base station to the terminal; the attach accept message is sent by the LTE base station after the terminal sends an attach request message to the LTE base station; the CSFB process is The terminal triggers execution when receiving the paging message sent by the LTE base station.
  • the determining whether the CSFB is successfully dropped based on the voice call state includes:
  • processor 61 is configured to execute when the computer program is executed:
  • the detecting a voice call state of the terminal under the TDSCDMA network includes:
  • bus system 63 the various components of the device are coupled together by a bus system 63.
  • bus system 63 is used to implement connection communication between these components.
  • the bus system 63 includes, in addition to the data bus, a power bus, a control bus, and a status signal bus.
  • various buses are labeled as bus system 63 in FIG.
  • the memory may be implemented by any type of volatile or non-volatile storage device, or a combination thereof.
  • the non-volatile memory may be a Read Only Memory (ROM), a Programmable Read-Only Memory (PROM), or an Erasable Programmable Read (EPROM). Only Memory), Electrically Erasable Programmable Read-Only Memory (EEPROM), Ferromagnetic Random Access Memory (FRAM), Flash Memory (Flash) Memory), magnetic surface memory, optical disk, or compact disc read-only memory (CD-ROM); the magnetic surface memory may be a magnetic disk storage or a magnetic tape storage.
  • the volatile memory can be a random access memory (RAM) that acts as an external cache.
  • RAM Random Access Memory
  • SRAM Static Random Access Memory
  • SSRAM Synchronous Static Random Access Memory
  • SSRAM Dynamic Random Access
  • DRAM Dynamic Random Access Memory
  • SDRAM Synchronous Dynamic Random Access Memory
  • DDRSDRAM Double Data Rate Synchronous Dynamic Random Access Memory
  • ESDRAM enhancement Enhanced Synchronous Dynamic Random Access Memory
  • SLDRAM Synchronous Dynamic Random Access Memory
  • DRRAM Direct Memory Bus Random Access Memory
  • the processor may be an integrated circuit chip with signal processing capabilities.
  • each step of the above method may be completed by an integrated logic circuit of hardware in a processor or an instruction in a form of software.
  • the above described processor may be a general purpose processor, a digital signal processor, or other programmable logic device, discrete gate or transistor logic device, discrete hardware component, or the like.
  • the processor may implement or perform the methods, steps, and logic blocks disclosed in the embodiments of the present invention.
  • a general purpose processor can be a microprocessor or any conventional processor or the like.
  • the steps of the method disclosed in the embodiment of the present invention may be directly implemented as a hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a storage medium that is located in the memory, the processor reads the information in the memory, and in conjunction with its hardware, performs the steps of the aforementioned method applied to the media information processing system.
  • Embodiments of the present invention also provide a computer readable storage medium, such as a memory including a computer program executable by a processor of a CSFB fall result detection device to perform the steps of the foregoing method.
  • the computer readable storage medium may be a memory such as FRAM, ROM, programmable read only memory PROM, EPROM, EEPROM, Flash Memory, magnetic surface memory, optical disk, or CD-ROM; or may include one or any combination of the above memories.
  • Various equipment may be used to store data into a computer program stored in a computer program executable by a processor of a CSFB fall result detection device to perform the steps of the foregoing method.
  • the computer readable storage medium may be a memory such as FRAM, ROM, programmable read only memory PROM, EPROM, EEPROM, Flash Memory, magnetic surface memory, optical disk, or CD-ROM; or may include one or any combination of the above memories.
  • the computer readable storage medium stores a computer program, wherein when the computer program is executed by the processor, the following steps are implemented:
  • the radio access bearer establishment failure information for the terminal is detected; the radio access bearer establishment failure information is the terminal.
  • TDSCDMA time division synchronous code division multiple access
  • the indication information is carried in an attach accept message sent by the LTE base station to the terminal; the attach accept message is sent by the LTE base station after the terminal sends an attach request message to the LTE base station; the CSFB process is The terminal triggers execution when receiving the paging message sent by the LTE base station.
  • the determining whether the CSFB is successfully dropped based on the voice call state includes:
  • the computer program is further executed by the processor to:
  • the detecting a voice call state of the terminal under the TDSCDMA network includes:
  • the disclosed method and smart device may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner such as: multiple units or components may be combined, or Can be integrated into another system, or some features can be ignored or not executed.
  • the coupling, or direct coupling, or communication connection of the components shown or discussed may be indirect coupling or communication connection through some interfaces, devices or units, and may be electrical, mechanical or other forms. of.
  • the units described above as separate components may or may not be physically separated, and the components displayed as the unit may or may not be physical units, that is, may be located in one place or distributed to multiple network units; Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one second processing unit, or each unit may be separately used as one unit, or two or more units may be integrated into one unit;
  • the above integrated unit can be implemented in the form of hardware or in the form of hardware plus software functional units.
  • the radio access bearer establishment failure information for the terminal is detected;
  • the radio access bearer establishment failure information is Establishing failure information for the radio access bearer in the packet switched PS domain resource request procedure initiated by the terminal in the time division synchronous code division multiple access TDSCDMA network after the completion of the circuit switched CS domain based voice call setup;
  • the state of the voice call in the TDSCDMA network is detected, and the CSFB is successfully determined to fall back at least based on the voice call state;
  • the indication information is carried in the LTE base station
  • the attach accept message is sent by the LTE base station after the terminal sends an attach request message to the LTE base station;
  • the CSFB process is that the terminal receives the homing sent by the LTE base station The method is triggered when the message is invoked; the solution provided by the embodiment of the present invention can be dropped back to the
  • the CSFB fallback result is finally determined, so that In the process of subsequent CSFB, the optimization scheme can be further improved to improve the probability of successful CSFB process, so as to improve the user's calling experience.
  • RLF radio link failure

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé de détection du résultat de repli d'un repli par commutation de circuits (CSFB). Le procédé consiste à : détecter, lors de l'exécution d'un CSFB sur la base d'informations de commande utilisées pour commander à un terminal d'utiliser une solution optimisée CSFB prédéfinie pour un service vocal, des informations d'échec d'établissement de support d'accès radio par rapport au terminal, les informations d'échec d'établissement de support d'accès radio étant des informations relatives à l'incapacité d'établir un support d'accès radio lors du lancement d'une procédure de demande de ressource par rapport à un domaine à commutation de paquets (PS) par le terminal dans un réseau à accès multiple par répartition en code synchrone et répartition dans le temps (TDSCDMA) lorsque la tentative d'établissement d'un appel vocal sur la base d'un domaine à commutation de circuits (CS) est exécutée; dans la mesure où l'établissement du support d'accès radio échoue, détecter un état d'appel vocal du terminal dans le réseau TDSCDMA; et déterminer si le repli du CSFB est exécuté avec succès, au moins sur la base de l'état d'appel vocal. L'invention concerne également un dispositif de détection du résultat de repli d'un CSFB, et un support de stockage.
PCT/CN2017/104876 2017-09-30 2017-09-30 Procédé et dispositif de détection du résultat de repli d'un repli par commutation de circuits (csfb), et support de stockage Ceased WO2019061438A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201780001975.8A CN108064454B (zh) 2017-09-30 2017-09-30 一种csfb的回落结果检测方法及装置、存储介质
PCT/CN2017/104876 WO2019061438A1 (fr) 2017-09-30 2017-09-30 Procédé et dispositif de détection du résultat de repli d'un repli par commutation de circuits (csfb), et support de stockage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/104876 WO2019061438A1 (fr) 2017-09-30 2017-09-30 Procédé et dispositif de détection du résultat de repli d'un repli par commutation de circuits (csfb), et support de stockage

Publications (1)

Publication Number Publication Date
WO2019061438A1 true WO2019061438A1 (fr) 2019-04-04

Family

ID=62142044

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/104876 Ceased WO2019061438A1 (fr) 2017-09-30 2017-09-30 Procédé et dispositif de détection du résultat de repli d'un repli par commutation de circuits (csfb), et support de stockage

Country Status (2)

Country Link
CN (1) CN108064454B (fr)
WO (1) WO2019061438A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019061438A1 (fr) * 2017-09-30 2019-04-04 深圳市云中飞网络科技有限公司 Procédé et dispositif de détection du résultat de repli d'un repli par commutation de circuits (csfb), et support de stockage
CN112995114B (zh) * 2019-12-17 2022-12-16 中国移动通信集团河南有限公司 一种VoLTE呼叫业务的处理方法及装置
CN115119335B (zh) * 2021-03-18 2025-07-25 大唐移动通信设备有限公司 非独立组网结构中的节点控制方法、装置及存储介质
CN115529617B (zh) * 2021-06-24 2025-03-04 北京小米移动软件有限公司 语音通信处理方法、装置、用户设备及存储介质

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103210683A (zh) * 2010-11-11 2013-07-17 高通股份有限公司 用于改进电路交换回退性能的系统和方法
US20160066218A1 (en) * 2014-08-29 2016-03-03 Intel Corporation Circuit switched fall back improvements
CN106489282A (zh) * 2014-07-07 2017-03-08 苹果公司 用于3gpp电路交换回退的过程
WO2017151259A1 (fr) * 2016-03-04 2017-09-08 Intel IP Corporation Gestion d'état améliorée de repli par commutation de circuits (csfb)
CN108064454A (zh) * 2017-09-30 2018-05-22 深圳市云中飞网络科技有限公司 一种csfb的回落结果检测方法及装置、存储介质

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103210683A (zh) * 2010-11-11 2013-07-17 高通股份有限公司 用于改进电路交换回退性能的系统和方法
CN106489282A (zh) * 2014-07-07 2017-03-08 苹果公司 用于3gpp电路交换回退的过程
US20160066218A1 (en) * 2014-08-29 2016-03-03 Intel Corporation Circuit switched fall back improvements
WO2017151259A1 (fr) * 2016-03-04 2017-09-08 Intel IP Corporation Gestion d'état améliorée de repli par commutation de circuits (csfb)
CN108064454A (zh) * 2017-09-30 2018-05-22 深圳市云中飞网络科技有限公司 一种csfb的回落结果检测方法及装置、存储介质

Also Published As

Publication number Publication date
CN108064454B (zh) 2020-06-23
CN108064454A (zh) 2018-05-22

Similar Documents

Publication Publication Date Title
CN107820716B (zh) 一种csfb的回落结果检测方法及装置、计算机存储介质
CN108064454B (zh) 一种csfb的回落结果检测方法及装置、存储介质
CN108064459B (zh) 一种csfb的回落结果检测方法及装置、存储介质
CN108064463B (zh) 一种csfb的回落结果检测方法及装置、存储介质
CN108124511B (zh) 一种csfb的回落结果检测方法及装置、存储介质
CN107980230B (zh) 一种csfb的回落结果检测方法及装置、计算机存储介质
WO2019061470A1 (fr) Procédé et appareil de détection de résultat de repli csfb, et support d'enregistrement informatique
CN108064462B (zh) 一种csfb的回落结果检测方法及装置、存储介质
CN108124514A (zh) 一种csfb的回落结果检测方法及装置、计算机存储介质
CN107980231B (zh) 一种csfb的回落结果检测方法及装置、计算机存储介质
WO2019061490A1 (fr) Procédé et appareil de détection de terminal reposant sur un csfb, et support de stockage informatique
CN108064455B (zh) 一种csfb的回落结果检测方法及装置、存储介质
CN108064458B (zh) 一种csfb的回落结果检测方法及装置、计算机存储介质
WO2019061492A1 (fr) Procédé et dispositif de détection de résultat csfb, et support d'enregistrement informatique
WO2019061429A1 (fr) Procédé et dispositif de détection de résultat de csfb, et support de stockage informatique
WO2019061428A1 (fr) Procédé de détection de résultat de repli csfb, et dispositif et support de stockage
WO2019061488A1 (fr) Procédé et appareil de détection de résultat de repli cfsb, et support d'enregistrement informatique
CN108235824A (zh) 一种csfb的回落结果检测方法及装置、计算机存储介质
CN108064452A8 (zh) 一种csfb的回落结果检测方法及装置、计算机存储介质
WO2019061478A1 (fr) Procédé et dispositif de détection de résultat de repli de cfsb, et support de stockage informatique
WO2019061486A1 (fr) Procédé de détection de résultat de repli csfb, dispositif associé et support de stockage informatique
CN108064460B (zh) 一种csfb的回落结果检测方法及装置、计算机存储介质

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17926603

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 14/09/2020)

122 Ep: pct application non-entry in european phase

Ref document number: 17926603

Country of ref document: EP

Kind code of ref document: A1