CN104135370A - Communication method, communication system and communication terminals - Google Patents
Communication method, communication system and communication terminals Download PDFInfo
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- CN104135370A CN104135370A CN201410378089.5A CN201410378089A CN104135370A CN 104135370 A CN104135370 A CN 104135370A CN 201410378089 A CN201410378089 A CN 201410378089A CN 104135370 A CN104135370 A CN 104135370A
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Abstract
The present invention discloses a communication method, a communication system and communication terminals. The communication method includes the following steps: at least three communication terminals establishing a call connection; the communication terminal as a sending end collecting a voice message, obtaining a key, and encrypting the voice message through the key; the communication terminal as a sending end sending the encrypted voice message outwards, and sending the key to at least one communication terminal of other communication terminals; and the communication terminal which receives the key decrypting the encrypted voice message to obtain an plain-text message, and the communications terminal which does not receive the key not being able to obtain the plain-text message, thereby achieving a point-to-point or one-to-many oriented call function during a multiple calling process. Thus, the oriented calling demand of the user in the multiple calling process is met.
Description
Technical field
The present invention relates to communication technical field, especially relate to a kind of communication means, communication system and communication terminal.
Background technology
Existing communication terminal has many people call function, can set up many people's calls with other a plurality of terminals, in many people communication process, although each terminal use is positioned at different places, but each terminal use's the content of speaking, other each terminal use can hear, is therefore particularly suitable for videoconference.
In many people communication process, some terminal uses may want, with specific one or more terminal uses, some problems are discussed privately, in order to avoid affect other terminal use or prevent that other terminal use from having heard private information.Yet existing many people call method still can not realize this point, in the prior art, still can not in many people communication process, realize directed call, cannot meet the demand of the directed call of user.
Summary of the invention
Main purpose of the present invention is to provide a kind of communication means, communication system and communication terminal, is intended to realize in many people communication process the function of directed call, meets the demand of the directed call of user.
To achieve these objectives, the present invention proposes a kind of communication means, comprises step:
At least three communication terminals are set up call and are connected;
Communication terminal as transmitting terminal gathers voice messaging, obtains key, and by described key, described voice messaging is encrypted;
Communication terminal as transmitting terminal outwards sends the voice messaging after encryption, and at least one communication terminal in other communication terminal sends described key;
The communication terminal that receives described key is decrypted the voice messaging after encrypting by this key.
Preferably, described in, obtaining key comprises: obtain default key or the random key generating.
Preferably, described at least one communication terminal in other communication terminal sends described key and comprises:
By short message, at least one communication terminal in other communication terminal, send described key.
Preferably, before the step of the described collection of the communication terminal as transmitting terminal voice messaging, also comprise:
Communication terminal as transmitting terminal is selected at least one communication terminal from other communication terminal according to operational order;
Key using the communication terminal of selecting as subsequent step sends object.
The present invention proposes a kind of communication system simultaneously, comprises that at least three have been set up the communication terminal that call connects, wherein:
Described communication terminal is during as transmitting terminal, be used for gathering voice messaging, obtain key, and by described key, described voice messaging is encrypted, outwards send the voice messaging after encrypting, and at least one communication terminal in other communication terminal sends described key;
Described communication terminal is during as receiving terminal, for receive key and encrypt after voice messaging, and by the key receiving, the voice messaging after encrypting is decrypted.
Preferably, described communication terminal is used for: obtain default key or the random key generating.
Preferably, described communication terminal is used for: by short message, send described key.
The present invention also proposes a kind of communication terminal, comprises voice acquisition module, Key Acquisition Module, key transceiver module, encryption and decryption module and communication module, wherein:
Voice acquisition module, for gathering voice messaging;
Key Acquisition Module, for obtaining key;
Key transceiver module, sends at least one communication terminal to other communication terminal the key obtaining, and receives the key that other communication terminal sends;
Encryption and decryption module, is encrypted the voice messaging gathering for the key by obtaining, and by the key receiving, the encrypted speech information receiving is decrypted;
Communication module, is connected for setting up call with other communication terminal, and transmission and receiving speech information.
Preferably, described Key Acquisition Module is used for: obtain default key or the random key generating.
Preferably, described key transceiver module is used for: by short message, send the key obtaining.
A kind of communication means provided by the present invention, by the communication terminal as transmitting terminal, the voice messaging gathering is encrypted, and send key to specific communication terminal in other communication terminal, specific communication terminal can be decrypted and obtain cleartext information encrypted speech information by the key receiving, the communication terminal that does not receive key cannot obtain cleartext information, thereby in many people communication process, realized the directed call function of point-to-point or one-to-many, met user's orientation call demand, and without handoff calls link, therefore can not cause conversation delay.
Accompanying drawing explanation
Fig. 1 is the flow chart of communication means the first embodiment of the present invention;
Fig. 2 is the flow chart of communication means the second embodiment of the present invention;
Fig. 3 is the structured flowchart that communication system of the present invention is unified embodiment;
Fig. 4 is the structured flowchart of communication terminal one embodiment of the present invention.
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The communication means of the present embodiment is applicable to many people's calls, is particularly useful for the scene of many people videoconference.
Referring to Fig. 1, communication means the first embodiment of the present invention is proposed, described communication means comprises the following steps:
Step S101: communication terminal A, B, C set up call and connect
The present embodiment be take three communication terminals and is conversed as example simultaneously.
Step S102: communication terminal A determines that directed call object is communication terminal B
Concrete, communication terminal A is during as transmitting terminal, according to user's operational order, as selected communication terminal B by the image of pressing specific keys or click terminal use in video calling from communication terminal B and C, determines that communication terminal B is for the directed object of conversing.
Step S103: communication terminal A gathers voice messaging, and obtain default key, by this key, the voice messaging gathering is encrypted
Key in the present embodiment sets in advance and is stored in communication terminal A, and communication terminal A directly obtains key and is encrypted from memory cell.
Step S104: communication terminal A sends key to communication terminal B, and outwards send the voice messaging after encrypting
Communication terminal A can pass through the modes such as short message, Flash information and send key to orientation call object communication terminal B.In certain embodiments, communication terminal A can send key to communication terminal B when obtaining key.
Because communication terminal A, B, C three have set up call, connect, so communication terminal A issues the voice messaging after encrypting to communication terminal B and C simultaneously.
Step S105: communication terminal B receives the voice messaging after key and encryption, and by key, voice messaging is decrypted
Communication terminal B utilizes the key receiving to be decrypted the voice messaging after encrypting, and obtains cleartext information.Meanwhile, although communication terminal C has also received after the voice messaging after encrypting, owing to not receiving key, therefore cannot obtain cleartext information to its deciphering.Thereby the function that has realized point-to-point directed call in many people communication process, without handoff calls link, can not cause conversation delay.
In like manner, three communication terminals can adopt above-mentioned cipher mode, realize arbitrarily call separately between two.
Referring to Fig. 2, communication means the second embodiment of the present invention is proposed, described communication means comprises the following steps:
Step S201: communication terminal A, B, C, D, E set up call and connect
The present embodiment be take five communication terminals and is conversed as example simultaneously.
Step S202: communication terminal B determines that directed call object is communication terminal C and D
Concrete, communication terminal B is during as transmitting terminal, according to user's operational order, as selected communication terminal C and D by the image of pressing specific keys or click terminal use in video calling from communication terminal A, C and D, determine that communication terminal C and D are for directed call object.
Step S203: communication terminal B gathers voice messaging, and obtain the key of random generation, by this key, the voice messaging gathering is encrypted
In the present embodiment, communication terminal B generates key at random according to default random code, i.e. during each directed call, key is not identical, thereby is difficult for being cracked by third party's interception.
Step S204: communication terminal B sends key to communication terminal C and D, and outwards sends the voice messaging after encrypting
Communication terminal B can pass through the modes such as short message, Flash information and send key to orientation call object communication terminal C and D.In certain embodiments, communication terminal B can send key to communication terminal C and D when obtaining key.
Because communication terminal A, B, C, D, E have set up call, connect, so communication terminal B issues the voice messaging after encrypting to communication terminal A, C, D and E simultaneously.
Step S205: communication terminal C and D receive the voice messaging after key and encryption, and by key, voice messaging are decrypted
Communication terminal C and D utilize the key receiving to be decrypted the voice messaging after encrypting, and obtain cleartext information.Meanwhile, although communication terminal A and E have also received the voice messaging after encrypting, owing to not receiving key, therefore cannot obtain cleartext information to its deciphering.Thereby in many people communication process, realized the function of the directed call of one-to-many.
When communication terminal need to send to voice messaging all communication terminals of setting up call connection, the voice messaging gathering is not encrypted, directly outwards send.Or, in order to prevent that dialog context from leaking, also can utilize public keys to be encrypted, other communication terminal utilizes public keys to be decrypted.
Cipher mode in previous embodiment can be symmetric cryptography, and encryption key is identical with decruption key; Also can be asymmetric encryption, encryption key be different with decruption key.
Referring to Fig. 3, propose communication system of the present invention and unify embodiment, described communication system comprises communication terminal 1～communication terminal n, and n is more than or equal to 3, each communication terminal foundation call connection.
When communication terminal is during as transmitting terminal, be used for gathering voice messaging, obtain key, and by key, the voice messaging gathering is encrypted, outwards send the voice messaging after encrypting, and send key at least one communication terminal in other communication terminal, to realize to specific communication terminal directive sending voice messaging.
Concrete, communication terminal is according to user's operational order, as selected one, two or more communication terminal by the image of pressing specific keys or click terminal use in video calling from other communication terminal, and determine that the communication terminal of selecting be the directed object of conversing.
In certain embodiments, set in advance and stored key in communication terminal, communication terminal directly obtains key and is encrypted from memory cell.In further embodiments, communication terminal generates key at random according to default random code, i.e. during each directed call, key is not identical, thereby is difficult for being cracked by third party's interception.
Communication terminal can, when obtaining key, send this key to orientation call object.Communication terminal can send key by modes such as short message, Flash information.
When communication terminal is during as receiving terminal, for receiving speech information and key, and by the key receiving, the voice messaging after encrypting is decrypted, obtain cleartext information, to realize the voice messaging that receives other communication terminal directive sending.
It should be noted that, the technical characterictic in said method embodiment is all corresponding applicable at native system, no longer repeats here.
Accordingly, communication system of the present invention, when wherein arbitrary communication terminal is as transmitting terminal, by the voice messaging gathering is encrypted, and send key to specific communication terminal in other communication terminal, specific communication terminal can be decrypted and obtain cleartext information encrypted speech information by the key receiving, the communication terminal that does not receive key cannot obtain cleartext information, thereby in many people communication process, realized the directed call function of point-to-point or one-to-many, and without handoff calls link, therefore can not cause conversation delay.
Referring to Fig. 4, communication terminal one embodiment of the present invention is proposed, described communication terminal comprises voice acquisition module, Key Acquisition Module, key transceiver module, encryption and decryption module and communication module.
Voice acquisition module: for gathering voice messaging, and send to encryption and decryption module.
Key Acquisition Module: for obtaining key, and send to key transceiver module and encryption and decryption module the key obtaining.
Concrete, Key Acquisition Module is according to user's operational order, as the image by pressing specific keys or click terminal use in video calling is selected one or more communication terminals from the communication terminal of setting up call and connecting, determine that the communication terminal of selecting is directed call object, and obtain key, to key transceiver module, send definite orientation call object simultaneously.
In certain embodiments, in the memory cell of communication terminal, set in advance and stored key, Key Acquisition Module directly obtains key from memory cell.
In further embodiments, Key Acquisition Module generates key at random according to default random code, i.e. during each directed call, key is not identical, thereby is difficult for being cracked by third party's interception.
Key transceiver module: send the key obtaining at least one communication terminal to other communication terminal; Receive the key that other communication terminal sends, and send to encryption and decryption module.
Concrete, key transceiver module receives after the key and directed call object obtaining, and sends the key obtaining immediately by modes such as short message, Flash information to orientation call object.Key transceiver module also receives the key that other communication terminal sends.
Encryption and decryption module: for the key by obtaining, the voice messaging gathering is encrypted, and sends the voice messaging after encrypting to communication module; By the key receiving, the encrypted speech information receiving is decrypted.
Communication module: for setting up call with other communication terminal, be connected, and transmission and receiving speech information.When the voice messaging receiving is enciphered message, send to encryption and decryption module to be decrypted operation.Or whether the voice messaging no matter receiving is enciphered message, all sends to encryption and decryption module, by encryption and decryption module, whether this information is encrypted and judged, and then select whether to be decrypted operation.
Thereby, communication terminal of the present invention, when as transmitting terminal, the voice messaging gathering is encrypted, and send key to specific communication terminal in other communication terminal, make the communication terminal that receives key can crack the voice messaging after encryption, realized point-to-point when many people converse or one-to-many directive sending voice messaging; When as receiving terminal, if receive key and the encrypted speech information that other communication terminal sends, can utilize the key receiving to be decrypted this encrypted speech information, realize directional reception voice messaging.Finally realize the directed call function of point-to-point in many people's calls or one-to-many, and without handoff calls link, can not cause conversation delay.
One of ordinary skill in the art will appreciate that, realizing all or part of step in above-described embodiment method can control relevant hardware by program and complete, described program can be stored in a computer read/write memory medium, and described storage medium can be ROM/RAM, disk, CD etc.
Should be understood that; these are only the preferred embodiments of the present invention; can not therefore limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a communication means, is characterized in that, comprises step:
At least three communication terminals are set up call and are connected;
Communication terminal as transmitting terminal gathers voice messaging, obtains key, and by described key, described voice messaging is encrypted;
Communication terminal as transmitting terminal outwards sends the voice messaging after encryption, and at least one communication terminal in other communication terminal sends described key;
The communication terminal that receives described key is decrypted the voice messaging after encrypting by this key.
2. communication means according to claim 1, is characterized in that, described in obtain key and comprise:
Obtain default key or the random key generating.
3. communication means according to claim 1, is characterized in that, described at least one communication terminal in other communication terminal sends described key and comprises:
By short message, at least one communication terminal in other communication terminal, send described key.
4. according to the communication means described in claim 1-3 any one, it is characterized in that, the step that the described communication terminal as transmitting terminal gathers voice messaging also comprises before:
Communication terminal as transmitting terminal is selected at least one communication terminal from other communication terminal according to operational order;
Key using the communication terminal of selecting as subsequent step sends object.
5. a communication system, is characterized in that, comprises that at least three have been set up the communication terminal that call connects, wherein:
Described communication terminal is during as transmitting terminal, be used for gathering voice messaging, obtain key, and by described key, described voice messaging is encrypted, outwards send the voice messaging after encrypting, and at least one communication terminal in other communication terminal sends described key;
Described communication terminal is during as receiving terminal, for receive key and encrypt after voice messaging, and by the key receiving, the voice messaging after encrypting is decrypted.
6. communication system according to claim 5, is characterized in that, described communication terminal is used for: obtain default key or the random key generating.
7. according to the communication system described in claim 5 or 6, it is characterized in that, described communication terminal is used for: by short message, send described key.
8. a communication terminal, is characterized in that, comprises voice acquisition module, Key Acquisition Module, key transceiver module, encryption and decryption module and communication module, wherein:
Voice acquisition module, for gathering voice messaging;
Key Acquisition Module, for obtaining key;
Key transceiver module, sends at least one communication terminal to other communication terminal the key obtaining, and receives the key that other communication terminal sends;
Encryption and decryption module, is encrypted the voice messaging gathering for the key by obtaining, and by the key receiving, the encrypted speech information receiving is decrypted;
Communication module, is connected for setting up call with other communication terminal, and transmission and receiving speech information.
9. communication terminal according to claim 8, is characterized in that, described Key Acquisition Module is used for: obtain default key or the random key generating.
10. communication terminal according to claim 8 or claim 9, is characterized in that, described key transceiver module is used for: by short message, send the key obtaining.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410378089.5A CN104135370B (en) | 2014-08-01 | 2014-08-01 | Communication means, communication system and communication terminal |
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| CN201410378089.5A CN104135370B (en) | 2014-08-01 | 2014-08-01 | Communication means, communication system and communication terminal |
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| CN104135370A true CN104135370A (en) | 2014-11-05 |
| CN104135370B CN104135370B (en) | 2016-03-30 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105812384A (en) * | 2016-04-29 | 2016-07-27 | 宇龙计算机通信科技(深圳)有限公司 | Communication method and system |
| CN108270904A (en) * | 2016-12-30 | 2018-07-10 | 展讯通信（上海）有限公司 | The method, apparatus of safety call and mostly logical terminal are realized in multi-party call |
| CN109639738A (en) * | 2019-01-30 | 2019-04-16 | 维沃移动通信有限公司 | The method and terminal device of voice data transmission |
| CN110177233A (en) * | 2018-10-24 | 2019-08-27 | 广东小天才科技有限公司 | A kind of video transmission method and wearable device for protecting privacy of user |
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| CN102932565A (en) * | 2012-10-09 | 2013-02-13 | 大唐移动通信设备有限公司 | Internet-based communication method and communication terminal |
| CN103096304A (en) * | 2011-11-08 | 2013-05-08 | 深圳市中诺通讯股份有限公司 | Method for encryption and decryption of secure voice tendencies of internet protocol (IP) network communication terminal |
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| CN103096304A (en) * | 2011-11-08 | 2013-05-08 | 深圳市中诺通讯股份有限公司 | Method for encryption and decryption of secure voice tendencies of internet protocol (IP) network communication terminal |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105812384A (en) * | 2016-04-29 | 2016-07-27 | 宇龙计算机通信科技(深圳)有限公司 | Communication method and system |
| CN108270904A (en) * | 2016-12-30 | 2018-07-10 | 展讯通信（上海）有限公司 | The method, apparatus of safety call and mostly logical terminal are realized in multi-party call |
| CN110177233A (en) * | 2018-10-24 | 2019-08-27 | 广东小天才科技有限公司 | A kind of video transmission method and wearable device for protecting privacy of user |
| CN109639738A (en) * | 2019-01-30 | 2019-04-16 | 维沃移动通信有限公司 | The method and terminal device of voice data transmission |
| CN109639738B (en) * | 2019-01-30 | 2021-06-04 | 维沃移动通信有限公司 | Voice data transmission method and terminal equipment |
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| Publication number | Publication date |
|---|---|
| CN104135370B (en) | 2016-03-30 |
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