CN110557379A - call method and system based on cloud SIM server - Google Patents
call method and system based on cloud SIM server Download PDFInfo
- Publication number
- CN110557379A CN110557379A CN201910717511.8A CN201910717511A CN110557379A CN 110557379 A CN110557379 A CN 110557379A CN 201910717511 A CN201910717511 A CN 201910717511A CN 110557379 A CN110557379 A CN 110557379A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0853—Network architectures or network communication protocols for network security for authentication of entities using an additional device, e.g. smartcard, SIM or a different communication terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/006—Networks other than PSTN/ISDN providing telephone service, e.g. Voice over Internet Protocol (VoIP), including next generation networks with a packet-switched transport layer
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Telephonic Communication Services (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
the invention discloses a call method and a call system based on a cloud SIM server, and relates to the field of SIM cards. The method comprises the following steps: mounting the SIM card to cat pool equipment; when an external telephone calls in, the operator base station sends an incoming call request to the cat pool equipment, the cat pool equipment forwards the incoming call request to the cloud SIM server, the cloud SIM server acquires a called telephone number from the incoming call request and sends the called telephone number to the VOIP server, and the VOIP server sends the incoming call request to corresponding terminal equipment; the user selects to answer, the voice call data is sent to the cat pool equipment through the VOIP server, and the cat pool equipment is connected with an external telephone through the operator base station to carry out call. According to the invention, the SIM card of the user terminal equipment is mounted to the cat pool equipment, when an external telephone calls in, the SIM card sequentially passes through the operator base station, the cat pool equipment, the cloud SIM server and the VOIP server, an incoming call request is sent to the user to inform the user to answer, the SIM card is automatically suspended when the user does not use the SIM card service, and unnecessary roaming cost is avoided.
Description
Technical Field
the invention relates to the technical field of SIM cards, in particular to a communication method and a communication system based on a cloud SIM server.
Background
with the gradual development of the internationalization and the imperfection of the prior art, the SIM card user generates higher cost when using the SIM card service abroad, and the user has to carry the SIM card of the user to go out for the convenience of contact. Therefore, how to solve the problem of high telephone charge when the mobile phone at different places roams becomes a difficult problem to be solved by the technical personnel in the field.
disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, an object of the present invention is to provide a call method and system based on a cloud SIM server, which can save roaming charges.
the technical scheme adopted by the invention is as follows:
In a first aspect, the present invention provides a cloud SIM server-based communication method, which is applied to a terminal device, wherein a SIM card is built in the terminal device, and the cloud SIM server-based communication method includes the following steps:
mounting the SIM card to cat pool equipment;
When an external telephone calls in, the operator base station sends an incoming call request to the cat pool equipment, the cat pool equipment forwards the incoming call request to the cloud SIM server, the cloud SIM server acquires a called telephone number from the incoming call request and sends the called telephone number to the VOIP server, and the VOIP server sends the incoming call request to corresponding terminal equipment;
after the terminal equipment receives the incoming call request, the user selects to answer the call, namely the call connection is successful, the voice call data are sent to the cat pool equipment through the VOIP server, and the cat pool equipment establishes connection with the external telephone through the operator base station to carry out the call.
further, the cloud SIM server-based call method further comprises the following steps:
after receiving the incoming call request, the terminal equipment fails in call connection due to abnormal reasons, and sends a call connection failure state to the cat pool equipment;
and the cat pool equipment changes the state of the SIM card according to the abnormal reason and sends the call connection failure state to the incoming call terminal through the VOIP server.
Further, the abnormal reasons comprise user rejection, network abnormality and telephone busy.
Further, the cloud SIM server-based call method further comprises the following steps:
after the call is finished, the terminal equipment sends the call duration to the cloud SIM server through the VOIP server, the cloud SIM server calculates the call cost according to the call duration and sends the call cost to the cat pool equipment, and the SIM card is restored to an idle state.
further, the cloud SIM server-based call method further comprises the following steps:
When the terminal equipment calls out outwards, the terminal equipment sends a call-out request to the VOIP server, the VOIP server sends the call-out request to the cloud SIM server, the cloud SIM server informs the cat pool equipment to establish connection with the operator base station, the cat pool equipment sends the call-out request to the operator base station, and the operator base station matches a corresponding called terminal according to the call-out request;
and the user of the called terminal selects answering, namely the call connection is successful, the voice call data is sent to the cat pool equipment through the operator base station, and the cat pool equipment establishes connection with the terminal equipment through the VOIP server to carry out call.
Further, the mounting the SIM card to the cat pool device specifically includes:
the terminal equipment sends the mirror image file of the SIM card to the cat pool equipment through a cloud SIM server;
after receiving the image file of the SIM card, the cat pool equipment requests authentication from the operator base station;
The operator base station sends an authentication request file to the cat pool equipment;
The cat pool equipment sends the authentication request file to the terminal equipment through the cloud SIM server;
The terminal equipment verifies the authentication request file and sends the authentication request file to the operator base station;
The operator base station verifies the authentication request file and sends a verification result to the cat pool equipment;
And the cat pool equipment informs the terminal equipment of mounting the SIM card to the cat pool equipment through the cloud SIM server.
in a second aspect, the invention provides a call system based on a cloud SIM server, which includes a cloud SIM server, a terminal device, a cat pool device, an operator base station and a VOIP server, wherein a SIM card is built in the terminal device;
The SIM card is mounted to the cat pool equipment;
when an external telephone calls in, the operator base station sends an incoming call request to the cat pool equipment, the cat pool equipment forwards the incoming call request to the cloud SIM server, the cloud SIM server acquires a called telephone number from the incoming call request and sends the called telephone number to the VOIP server, and the VOIP server sends the incoming call request to corresponding terminal equipment;
And the user of the terminal equipment selects answering, namely the call connection is successful, the voice call data is sent to the cat pool equipment through the VOIP server, and the cat pool equipment establishes connection with the external telephone through the operator base station to carry out call.
the invention has the beneficial effects that:
According to the invention, the SIM card of the terminal equipment of the user is mounted to the cat pool equipment, when the user has an external call incoming, the incoming call request is sent to the terminal equipment of the user through the operator base station, the cat pool equipment, the cloud SIM server and the VOIP server in sequence, the terminal user is informed to answer, and when the terminal user does not use the SIM card service, the SIM card is automatically suspended, so that unnecessary roaming cost is avoided.
drawings
fig. 1 is a schematic flow chart of an embodiment of a call method based on a cloud SIM server in the present invention;
Fig. 2 is a schematic structural diagram of an embodiment of a call system based on a cloud SIM server in the present invention.
Detailed Description
it should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Example one
the embodiment provides a call method based on a cloud SIM server, which is applied to terminal equipment, wherein an SIM card is arranged in the terminal equipment. As shown in fig. 1, the cloud SIM server-based call method includes the following steps:
S1, mounting an SIM card to cat pool equipment;
S2, when an external telephone calls in, the operator base station sends an incoming call request to the cat pool equipment, the cat pool equipment forwards the incoming call request to the cloud SIM server, the cloud SIM server acquires a called telephone number from the incoming call request and sends the called telephone number to the VOIP server, and the VOIP server sends the incoming call request to corresponding terminal equipment;
S3, after receiving the incoming call request, the terminal equipment selects to answer, namely the call connection is successful, the voice call data are sent to the cat pool equipment through the VOIP server, and the cat pool equipment establishes connection with an external telephone through the operator base station to carry out call;
S4, after receiving the incoming call request, the terminal equipment fails in call connection due to abnormal reasons, and sends a call connection failure state to the cat pool equipment; and the cat pool equipment changes the state of the SIM card according to the abnormal reason and sends the call connection failure state to the incoming call terminal through the VOIP server.
the cat pool device is a device which connects a plurality of wireless network communication modules together by using special dialing request access devices and can accept dialing connection of a plurality of users at the same time. The basic principle of VOIP is: the voice data is compressed by the voice compression algorithm, then the voice data is packed according to TCP/IP standard, the data packet is sent to the receiving place through IP network, then the voice data packets are concatenated, and the original voice signal is recovered after decompression processing, thereby achieving the purpose of transmitting voice through network.
The above steps S1 to S4 are described in detail below:
step S1: and mounting the SIM card to the cat pool equipment. Mounting the SIM card to the cat pool equipment comprises the following substeps:
s11, the terminal equipment sends the image file of the SIM card to the cat pool equipment through the cloud SIM server;
S12, after receiving the mirror image file of the SIM card, the cat pool equipment requests authentication from the operator base station;
s13, the operator base station sends an authentication request file to the cat pool equipment;
s14, the cat pool equipment sends the authentication request file to the terminal equipment through the cloud SIM server;
s15, the terminal equipment verifies the authentication request file and sends the authentication request file to the operator base station;
s16, the operator base station verifies the authentication request file and sends a verification result to the cat pool equipment;
S17, the cat pool equipment informs the terminal equipment of mounting the SIM card to the cat pool equipment through the cloud SIM server.
Specifically, after the terminal device is connected to the network, the terminal device forms an image file with the SIM card information carried by the terminal device, and sends the image file to the cat pool device through the cloud SIM server. And after receiving the SIM card mirror image file sent by the terminal equipment, the cat pool equipment establishes connection with the corresponding operator base station and sends the SIM card mirror image file to the operator base station to request authentication. And after the verification of the operator base station is passed, the authentication request file is issued to the cat pool equipment, and the cat pool equipment sends the received authentication request file to the terminal equipment through the cloud SIM server. And after the terminal equipment successfully verifies, returning the authentication request file to the corresponding operator base station. And after the operator base station successfully verifies, returning a verification result to the cat pool equipment to inform the cat pool equipment of successful authentication. The cat pool equipment informs the terminal equipment of successful mounting through the cloud SIM server, and at this moment, an SIM card built in the terminal equipment is successfully mounted into the cat pool equipment.
Step S2: when an external telephone calls in, the operator base station sends the incoming call request to the cat pool equipment, the cat pool equipment forwards the incoming call request to the cloud SIM server, the cloud SIM server obtains a called telephone number from the incoming call request and sends the called telephone number to the VOIP server, and the VOIP server sends the incoming call request to the corresponding terminal equipment. Specifically, when an external telephone calls in, the operator base station issues an incoming call request to the cat pool device, the cat pool device forwards the incoming call request to the cloud SIM server, the cloud SIM server analyzes the incoming call request and obtains a called telephone number from the incoming call request to notify the VOIP server, and the VOIP server sends the incoming call request to the corresponding terminal device.
step S3: after receiving the incoming call request, the terminal equipment selects to answer, namely, the call connection is successful, the voice call data are sent to the cat pool equipment through the VOIP server, and the cat pool equipment establishes connection with an external telephone through the operator base station to carry out call. Specifically, the VOIP server sends the incoming call request to the corresponding terminal device, after the corresponding terminal device receives the incoming call request, if the user of the terminal device selects to answer, the call connection is successful, the terminal device sends the voice call data to the cat pool device through the VOIP server, and the cat pool device establishes data connection with the external incoming call terminal through the operator base station to send the voice call data to the external incoming call terminal, so that the call is completed.
step S4: after receiving the incoming call request, the terminal equipment fails in call connection due to abnormal reasons, and sends a call connection failure state to the cat pool equipment; and the cat pool equipment changes the state of the SIM card according to the abnormal reason and sends the call connection failure state to the incoming call terminal through the VOIP server. Specifically, the VOIP server sends the incoming call request to the corresponding terminal device, and after the corresponding terminal device receives the incoming call request, the call connection fails due to some abnormal reasons, and when the terminal device returns to the un-answered state, the un-answered reason is determined, and the call connection failure state is returned to the cat pool device. And after the cat pool equipment acquires the call connection failure state, changing the state of the corresponding SIM card according to the carried abnormal reason, and returning the call connection failure state to the external call-in terminal through the VOIP server.
In this embodiment, the abnormal reasons mainly include user rejection, network abnormality, telephone busy, and the like.
as an improvement of the above technical solution, the cloud SIM server-based communication method further includes the steps of:
and S5, after the call is finished, the terminal equipment sends the call duration to the cloud SIM server through the VOIP server, the cloud SIM server calculates the call cost according to the call duration and sends the call cost to the cat pool equipment, and the SIM card is restored to an idle state. Specifically, when a user of the terminal device hangs up the call, the terminal device automatically sends the call duration to the cloud SIM server through the VOIP server, and after the cloud SIM server charges, the cat pool device is notified, and the corresponding SIM card is restored to an idle state. It is worth mentioning here that: the SIM card charging account can be divided into two accounts, one is the SIM card account, namely the SIM card is used for carrying out charges generated by services such as communication, short messages, data flow and the like, an operator corresponding to the SIM card directly carries out charging, and the cloud SIM server only records and stores the charge data in a database so as to be convenient for carrying out account checking with the operator subsequently; another account can be understood as a VOIP account, that is, an account used by an APP installed in the user terminal device and used for dialing a network phone, when the charges generated when the user uses the network phone, that is, the VOIP service, are paid by the account, and the corresponding charging information is recorded and stored in the database of the cloud SIM server, the cloud SIM server will return the final data to the APP for the user to query.
as an improvement of the above technical solution, the cloud SIM server-based communication method further includes the steps of:
s6, when the terminal equipment calls out, the terminal equipment sends a call request to a VOIP server, the VOIP server sends the call request to a cloud SIM server, the cloud SIM server informs a cat pool device to establish connection with an operator base station, the cat pool device sends the call request to the operator base station, and the operator base station matches a corresponding called terminal according to the call request;
And S7, the user of the called terminal selects to answer, namely the call connection is successful, the voice call data is sent to the cat pool equipment through the operator base station, and the cat pool equipment establishes connection with the terminal equipment through the VOIP server to carry out call.
Specifically, when the terminal device calls out, the call request is sent to the cloud SIM server through the VOIP server, the cloud SIM server informs the cat pool device to establish connection with the operator base station after obtaining the call request, the cat pool device reports the call request to the operator base station, and the operator base station automatically matches the corresponding called terminal according to the telephone number contained in the call request. If the user of the called terminal selects to answer, the state of successful call connection is returned, the operator base station returns the state of successful call connection to the cat pool equipment, the cat pool equipment returns the state of successful call connection to the terminal equipment through the VOIP server, so that the call connection is successfully established, and the calling terminal and the called terminal can normally carry out call. The called terminal sends the voice call data to the calling terminal through the operator base station, the cat pool equipment and the VOIP server. When one party hangs up the phone, the calling terminal sends the call duration to the cloud SIM server through the VOIP server, and after the cloud SIM server charges, the calling terminal informs the cat pool equipment to restore the corresponding SIM card to an idle state; and when the cat pool equipment acquires the call connection failure state, changing the corresponding SIM card state according to the carried abnormal reason, and returning the call connection failure state to the calling terminal through the VOIP server.
Example two
The embodiment provides a call system based on a cloud SIM server, and as shown in fig. 2, the system includes a cloud SIM server, a terminal device, a cat pool device, an operator base station, and a VOIP server.
The terminal equipment is internally provided with an SIM card, and the SIM card is mounted to the cat pool equipment.
when an external telephone calls in, the operator base station sends an incoming call request to the cat pool equipment, the cat pool equipment forwards the incoming call request to the cloud SIM server, the cloud SIM server acquires a called telephone number from the incoming call request and sends the called telephone number to the VOIP server, and the VOIP server sends the incoming call request to corresponding terminal equipment;
the user of the terminal equipment selects to answer, namely the call connection is successful, the voice call data are sent to the cat pool equipment through the VOIP server, and the cat pool equipment is connected with the external telephone through the operator base station to carry out the call.
The specific working process of the call system based on the cloud SIM server refers to the description of the call method based on the cloud SIM server in the first embodiment, and is not described herein again.
According to the method, the SIM card of the terminal equipment of the user is mounted to the cat pool equipment, when the user accesses an external telephone, the incoming call request is sent to the terminal equipment of the user through the operator base station, the cat pool equipment, the cloud SIM server and the VOIP server in sequence, and the terminal user is informed to answer the call; when a user calls out a call, the call request is sent to a called terminal sequentially through a VOIP server, a cloud SIM server, a cat pool device and an operator base station; when the terminal user does not use the SIM card service, the SIM card is automatically suspended, and unnecessary roaming cost is avoided.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A conversation method based on a cloud SIM server is applied to terminal equipment, an SIM card is arranged in the terminal equipment, and the conversation method based on the cloud SIM server is characterized by comprising the following steps:
Mounting the SIM card to cat pool equipment;
when an external telephone calls in, the operator base station sends an incoming call request to the cat pool equipment, the cat pool equipment forwards the incoming call request to the cloud SIM server, the cloud SIM server acquires a called telephone number from the incoming call request and sends the called telephone number to the VOIP server, and the VOIP server sends the incoming call request to corresponding terminal equipment;
After the terminal equipment receives the incoming call request, the user selects to answer the call, namely the call connection is successful, the voice call data are sent to the cat pool equipment through the VOIP server, and the cat pool equipment establishes connection with the external telephone through the operator base station to carry out the call.
2. the cloud SIM server-based communication method according to claim 1, wherein the cloud SIM server-based communication method further comprises the steps of:
After receiving the incoming call request, the terminal equipment fails in call connection due to abnormal reasons, and sends a call connection failure state to the cat pool equipment;
And the cat pool equipment changes the state of the SIM card according to the abnormal reason and sends the call connection failure state to the incoming call terminal through the VOIP server.
3. The communication method based on the cloud SIM server according to claim 2, wherein the abnormal reasons comprise user rejection, network abnormality and telephone busy.
4. the cloud SIM server-based communication method according to claim 1, wherein the cloud SIM server-based communication method further comprises the steps of:
After the call is finished, the terminal equipment sends the call duration to the cloud SIM server through the VOIP server, the cloud SIM server calculates the call cost according to the call duration and sends the call cost to the cat pool equipment, and the SIM card is restored to an idle state.
5. The cloud SIM server-based communication method according to claim 1, wherein the cloud SIM server-based communication method further comprises the steps of:
When the terminal equipment calls out outwards, the terminal equipment sends a call-out request to the VOIP server, the VOIP server sends the call-out request to the cloud SIM server, the cloud SIM server informs the cat pool equipment to establish connection with the operator base station, the cat pool equipment sends the call-out request to the operator base station, and the operator base station matches a corresponding called terminal according to the call-out request;
And the user of the called terminal selects answering, namely the call connection is successful, the voice call data is sent to the cat pool equipment through the operator base station, and the cat pool equipment establishes connection with the terminal equipment through the VOIP server to carry out call.
6. The call method based on the cloud SIM server according to any one of claims 1 to 5, wherein the step of mounting the SIM card to the cat pool device specifically includes:
the terminal equipment sends the mirror image file of the SIM card to the cat pool equipment through a cloud SIM server;
After receiving the image file of the SIM card, the cat pool equipment requests authentication from the operator base station;
the operator base station sends an authentication request file to the cat pool equipment;
the cat pool equipment sends the authentication request file to the terminal equipment through the cloud SIM server;
The terminal equipment verifies the authentication request file and sends the authentication request file to the operator base station;
the operator base station verifies the authentication request file and sends a verification result to the cat pool equipment;
and the cat pool equipment informs the terminal equipment of mounting the SIM card to the cat pool equipment through the cloud SIM server.
7. a conversation system based on a cloud SIM server is characterized by comprising the cloud SIM server, terminal equipment, cat pool equipment, an operator base station and a VOIP server, wherein an SIM card is arranged in the terminal equipment;
the SIM card is mounted to the cat pool equipment;
When an external telephone calls in, the operator base station sends an incoming call request to the cat pool equipment, the cat pool equipment forwards the incoming call request to the cloud SIM server, the cloud SIM server acquires a called telephone number from the incoming call request and sends the called telephone number to the VOIP server, and the VOIP server sends the incoming call request to corresponding terminal equipment;
And the user of the terminal equipment selects answering, namely the call connection is successful, the voice call data is sent to the cat pool equipment through the VOIP server, and the cat pool equipment establishes connection with the external telephone through the operator base station to carry out call.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910717511.8A CN110557379B (en) | 2019-08-05 | 2019-08-05 | Call method and system based on cloud SIM server |
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| CN201910717511.8A CN110557379B (en) | 2019-08-05 | 2019-08-05 | Call method and system based on cloud SIM server |
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| CN110557379A true CN110557379A (en) | 2019-12-10 |
| CN110557379B CN110557379B (en) | 2021-10-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111010694A (en) * | 2019-12-19 | 2020-04-14 | 北京首信科技股份有限公司 | Mobile communication method and electronic equipment |
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| CN110557379B (en) | 2021-10-26 |
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