Communication System, Wireless Communication Terminal, Communication Method, Wireless Communication Method, Wireless Communication Apparatus and Control Method Thereof

• US 20110044210A1
• Filed: 12/26/2007
• Published: 02/24/2011
• Est. Priority Date: 12/27/2006
• Status: Active Grant

• Current Assignee: Kyocera Corporation
• Original Assignee: Kyocera Corporation
• Inventors: Yokota, Tomoyoshi
• Granted Patent: US 9,049,690 B2
• Time in Patent Office: Days
• US Class Current: 370/259
• CPC Class Codes: H04L 65/1069 Session establishment or de-establishment
• CPC Class Codes: H04L 65/1104 Session initiation protocol [SIP]
• CPC Class Codes: H04W 76/10 Connection setup
• CPC Class Codes: H04W 80/10 adapted for application session management, e.g. SIP [Session Initiation Protocol] connection management H04W76/00; arrangements for session management H04L67/14

Abstract

A communication system having call control servers (200, 300) for packet communication and a message transmission server (500) is provided. The call control server has a call request reception unit for receiving a call request containing the preference information of the outgoing call side and for calling the incoming call side and a call request transmission unit for transmitting the call request reception information containing the information indicating that the call request has been received and the preference information contained in the call request to a message transmission server in order to convey the received call request to the incoming call side, and the message transmission server has an information reception unit for receiving the call request reception information transmitted from the call control server and an activation message transmission unit for transmitting an activation message for activating communication with the outgoing call side by containing the preference information contained in the call request reception information, based on the received call request reception information, to the incoming call side.

Claims

1. A communication system comprising a call control server for packet communication and a message transmission server, wherein

the call control server comprises:

a call request reception unit for receiving a call request containing preference information of an outgoing call side and for calling an incoming call side; and

a call request transmission unit for transmitting call request reception information that contains information indicating that the call request has been received and the preference information contained in the call request to the message transmission server in order to convey the received call request to the incoming call side, and

the message transmission server comprises;

an information reception unit for receiving the call request reception information transmitted from the call control server; and

an activation message transmission unit for transmitting an activation message for activating process of login to the call control server for packet communication by containing the preference information contained in the call request reception information, based on the received call request reception information, to the incoming call side.

2. The communication system according to claim 1, wherein the preference information contains at least one of bandwidth related information relating to bandwidth of a communication line used by the communication and billing related information relating to billing for the communication.

3. The communication system according to claim 1, wherein

the communication system further comprises a wireless communication terminal as the incoming call side capable of being connected to a plurality of wireless communication systems, and

the wireless communication terminal comprises:

a reception unit for receiving the activation message containing the preference information transmitted from the message transmission server; and

a control unit for controlling to select one wireless communication system among the plurality of wireless communication systems based on the preference information of the outgoing call side contained in the received activation message, connect to the selected one wireless communication system and perform process of login to the call control server through the connected wireless communication system.

4. A wireless communication terminal capable of being connected to a plurality of wireless communication systems, comprising:

a reception unit for receiving an activation message containing preference information of an outgoing call side and for activating process of login to a call control server for packet communication from a message transmission server; and

a control unit for controlling to select one wireless communication system among the plurality of wireless communication systems based on the preference information of the outgoing call side contained in the received activation message, connect to the selected one wireless communication system and perform process of login to the call control server through the connected wireless communication system.

5. The wireless communication terminal according to claim 4, wherein the preference information contains at least one of bandwidth related information relating to bandwidth of a communication line used by the communication and billing related information relating to billing for the communication.

6. The wireless communication terminal according to claim 4, further comprising a transmission unit for transmitting radio state information indicating a radio state of wireless communication in the connected wireless communication system to the outgoing call side.

7. The wireless communication terminal according to claim 4, wherein

the reception unit receives the radio state information, transmitted from an incoming call side, indicating the radio state of the wireless communication of the wireless communication system to which the incoming call side is connected, and

the wireless communication terminal further comprises a display unit for displaying the received radio state information.

8. A communication method using a call control server for packet communication and a message transmission server, wherein

the call control server comprising the steps of:

receiving a call request containing preference information of an outgoing call side and for calling an incoming call side; and

transmitting call request reception information that contains information indicating that the call request has been received and the preference information contained in the call request to the message transmission server in order to convey the received call request to the incoming call side, and

the message transmission server comprising the steps of;

receiving the call request reception information transmitted from the call control server; and

transmitting an activation message for activating process of login to the call control server for packet communication by containing the preference information contained in the call request reception information, based on the received call request reception information, to the incoming call side.

9. A wireless communication method of a wireless communication terminal capable of being connected to a plurality of wireless communication systems, comprising the steps of:

receiving an activation message containing preference information of an outgoing call side and for activating process of login to a call control server for packet communication from a message transmission server; and

controlling to select one wireless communication system among the plurality of wireless communication systems based on the preference information of the outgoing call side contained in the received activation message, connect to the selected one wireless communication system and perform process of login to the call control server through the connected wireless communication system.

10. A communication system comprising a call control server for packet communication and a paging control apparatus for processing a paging message transmitted to a wireless communication system, wherein

the call control server comprises:

a call request reception unit for receiving a call request containing preference information of an outgoing call side and for calling an incoming call side; and

a call request transmission unit for transmitting call request reception information that contains information indicating that the call request has been received and the preference information contained in the call request to the message transmission server in order to convey the received call request to the incoming call side, and

the paging control apparatus comprises;

an information reception unit for receiving the call request reception information transmitted from the call control server; and

a paging message transmission control unit for controlling to transmit a paging message for calling the incoming call side and conveying an incoming call to the incoming call side with containing the preference information contained in the call request reception information, based on the received call request reception information, to the wireless communication system.

11. The communication system according to claim 10, wherein the preference information contains at least one of bandwidth related information relating to bandwidth of a communication line used by the communication and billing related information relating to billing for the communication.

12. The communication system according to claim 10, wherein

the communication system further comprises a wireless communication terminal as the incoming call side capable of being connected to a plurality of wireless communication systems, and

the wireless communication terminal comprises:

a reception unit for receiving the paging message containing the preference information transmitted from the paging control apparatus; and

a control unit for controlling to select one wireless communication system among the plurality of wireless communication systems based on the preference information of the outgoing call side contained in the received paging message, connect to the selected one wireless communication system and perform process of login to the call control server through the connected wireless communication system.

13. A wireless communication terminal capable of being connected to a plurality of wireless communication systems, comprising:

a reception unit for receiving a paging message for calling the terminal from a wireless communication system under a standby status among the plurality of wireless communication systems and informing an incoming call to the terminal; and

a control unit for controlling to select one wireless communication system among the plurality of wireless communication systems based on the preference information of the outgoing call side contained in the received paging message, connect to the selected one wireless communication system and perform process of login to a call control server through the connected wireless communication system.

14. The wireless communication terminal according to claim 13, wherein the preference information contains at least one of bandwidth related information relating to bandwidth of a communication line used by the communication and billing related information relating to billing for the communication.

15. The wireless communication terminal according to claim 13, further comprising a transmission unit for transmitting radio state information indicating a radio state of wireless communication in the connected wireless communication system to the outgoing call side.

16. The wireless communication terminal according to claim 13, wherein

the reception unit receives the radio state information, transmitted from a corresponding party, indicating the radio state of the wireless communication in the wireless communication system to which the corresponding party is connected, and

the wireless communication terminal further comprises a display unit for displaying the received radio state information.

17. A communication method using a call control server for packet communication and a paging control apparatus for processing a paging message transmitted to a wireless communication system, wherein

the call control server comprising the steps of:

receiving a call request containing preference information of an outgoing call side and for calling an incoming call side; and

transmitting call request reception information that contains information indicating that the call request has been received and the preference information contained in the call request to the message transmission server in order to convey the received call request to the incoming call side, and

the paging control apparatus comprising the steps of;

receiving the call request reception information transmitted from the call control server; and

controlling to transmit a paging message for calling the incoming call side and conveying an incoming call to the incoming call side by containing the preference information contained in the call request reception information, based on the received call request reception information, to the wireless communication system.

18. A wireless communication method of a wireless communication terminal capable of being connected to a plurality of wireless communication systems, comprising the steps of:

receiving a paging message for calling the terminal from a wireless communication system under a standby status among the plurality of wireless communication systems and informing an incoming call to the terminal; and

controlling to select one wireless communication system among the plurality of wireless communication systems based on the preference information of the outgoing call side contained in the received paging message, connect to the selected one wireless communication system and perform process of login to a call control server through the connected wireless communication system.

19. A wireless communication apparatus capable of using a plurality of different wireless communication systems, comprising:

an acquisition unit for acquiring each wireless link information of the plurality of different wireless communication systems;

a call detection unit for detecting a call to the apparatus;

an incoming call detection unit for selecting one wireless communication system from the plurality of wireless communication systems when the call to the apparatus is detected by the call detection unit, and detecting an incoming call corresponding to the call by the selected wireless communication system; and

a notification unit for notifying, when a session is initiated by the call in response to the incoming call, a corresponding party in the session of wireless link information of the selected wireless communication system acquired by the acquisition unit during the session.

20. The wireless communication apparatus according to claim 19, further comprising a switching unit for switching the wireless communication system used in the session to a different wireless communication system;

wherein

the notification unit notifies the corresponding party in the session of wireless link information of the different wireless communication system before the switching unit switches the wireless communication system used in the session to the different wireless communication system.

21. The wireless communication apparatus according to claim 19, further comprising a switching unit for switching the wireless communication system used in the session to a different wireless communication system;

wherein

the notification unit notifies, when the switching unit switches the wireless communication system used in the session to the different wireless communication system, the corresponding party in the session of it.

22. A wireless communication apparatus, comprising:

a calling unit for calling to a corresponding party; and

a reception unit for receiving, when the corresponding party selects one wireless communication system from a plurality of different available wireless communication systems in response to a calling from the calling unit or a call based on the calling and initiates a session with the corresponding party using the selected wireless communication system, wireless link information of the wireless communication system selected by the corresponding party from the corresponding party during the session.

23. The wireless communication apparatus according to claim 22, further comprising an informing unit for informing the wireless link information received by the reception unit.

24. The wireless communication apparatus according to claim 22, further comprising a change unit for requesting, when the reception unit receives information indicating that the wireless communication system used in the session is switched to another different wireless communication system, based on the information indicating switching, the corresponding party to change a parameter for an application used in the session to another parameter, and for changing, when the reception unit receives an acknowledgement to the change request from the corresponding party, to the another parameter requested to be changed to.

25. The wireless communication apparatus according to claim 22, further comprising:

a buffer for accumulating packets data received by the reception unit; and

a buffer control unit for controlling, when information indicating that the wireless communication system used in the session is switched to another different wireless communication system is received by the reception unit, based on the information indicating switching, the buffer to change a size of the buffer used in the session.

26. A control method of a wireless communication apparatus capable of using a plurality of different wireless communication systems, comprising the steps of:

acquiring each wireless link information of the plurality of different wireless communication systems;

detecting a call to the apparatus;

selecting one wireless communication system from the plurality of wireless communication systems when the call to the apparatus is detected, and detecting an incoming call corresponding to the call by the selected wireless communication system; and

notifying, when a session is initiated by the call in response to the incoming call, a corresponding party in the session of wireless link information of the selected wireless communication system acquired by the acquisition step during the session.

27. A control method of a wireless communication apparatus, comprising the steps of:

calling to a corresponding party; and

receiving, when the corresponding party selects one wireless communication system from a plurality of different available wireless communication systems in response to a calling by the calling step or a call based on the calling and initiates a session with the corresponding party using the selected wireless communication system, wireless link information of the wireless communication system selected by the corresponding party from the corresponding party during the session.

28. The control method of the wireless communication apparatus according to claim 27, further comprising a step of informing the wireless link information received by the reception step.