Communication system, mobile services switching center and method for establishing a multi-dialogue communication between subscriber stations

Claim 2

A communication system for performing a multi-dialogue communication between a first subscriber station and a second subscriber station through a Mobile services Switching Center (MSC) of a public land mobile network, comprising: a) at least one first communication channel provided between the first subscriber station and the Mobile Services Switching Center; b) at least one second communication channel provided between the second subscriber station and the Mobile Services Switching Center; wherein c) the Mobile Services Switching Center comprises a mapping means for performing said multi-dialogue communication by setting up a requested number of concurrent single-dialogues on said at least one second communication channel; and mapping said requested number of concurrent single-dialogues as a single call on said at least one second communication channel onto said at least one first communication channel.

Claim 3

A communication system according to claim 1, wherein both the first and second subscriber stations are first and second mobile stations of the public land mobile network.

Claim 4

A communication system according to claim 2, wherein a fixed network is connected to the public land mobile network via a fixed network exchange wherein the multi-dialogue communication between the first and second mobile stations is carried out through said fixed network.

Claim 5

A communication system according to claim 1, wherein the first subscriber station is a mobile radio station of the public land mobile network and the second subscriber station is a subscriber station of a fixed network connected to the public land mobile network via a fixed network exchange.

Claim 6

A communication system according to claim 4, wherein the second subscriber station is an ISDN station and said fixed network exchange is an ISDN exchange.

Claim 7

A communication system according to claim 2, wherein the first mobile station is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting the multi-dialogue communication to the second mobile station.

Claim 8

A communication system according to claim 4, wherein the first mobile station is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting a multi-dialogue communication to the second subscriber station of said fixed network.

Claim 9

A communication system according to claim 4, wherein the second subscriber station of said fixed network is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting a multi-dialogue communication to the first mobile station.

Claim 10

A communication system according to claim 1, wherein said second communication channel is a communication channel of 64 kBit/s and said first communication channel is a communication channel of less than 64 kBit/s, e.g. 9.6 kBit/s or 14.4 KBit/s.

Claim 11

A communication system according to claim 5, wherein said second communication channel is a ISDN B-channel or an ISDN D-channel.

Claim 12

A communication system according to claim 1, wherein the multi-dialogue communication comprise at least one selected from the group consisting of: a speech/video, a data transfer/video, a facsimile/video, a speech/data transfer multi-dialogue and simultaneous dialogues for data transfer.

Claim 13

A communication system according to claim 1, wherein the multi-dialogue communication is a speech dialogue/video dialogue, wherein 5 radio traffic channels are used between the first and second mobile station with 1 radio traffic channel used for said speech dialogue and 4 radio traffic channels used for said video dialogue.

Claim 14

A communication system according to claim 6, wherein the multi-dialogue call establishment request message comprises several sets of compatibility information, each set defining a distinct single dialogue of said requested multi-dialogue call, and a multi-dialogue-call indicator indicating a multi-dialogue request.

Claim 15

A communication system according to claim 4, wherein said mapping means performs a mapping of mobile compatibility information of said mobile station and ISDN/ISUP bearer capabilities and High Layer compatibility information of said fixed network subscriber station.

Claim 16

A communication system according to claim 12, wherein said 1 radio traffic channel used for said speech dialogue is mapped to a first ISDN B-channel and said 4 radio traffic channels used for said video dialogue are mapped to a second ISDN B-channel.

Claim 17

A communication system according to claim 1, wherein a multirate ISDN procedure is used to allocate multiple B-channels.

Claim 18

A communication system according to claim 1, wherein each single dialogue comprises a single bearer service and/or teleservice and the multi-dialogue comprises a concurrent occurrence of multiple bearer services and/or teleservices.

Claim 19

A communication system according to claim 1, wherein the public land mobile network comprises at least one selected from the group consisting of: a D1-, D2 mobile network, a GSM 900 MHz Global System for Mobile communications, a DCS 1800 Digital Cellular System at 1800 MHz, an E-plus mobile network and a PCS 1900.,MHz Personal Communication System.

Claim 20

A communication system according to claim 3, wherein said fixed network comprises: an Integrated Services Digital network ISDN or a Packet Switched Public Data Network PSPDN.

Claim 21

A communication system according claim 12, wherein said traffic channels are defined in at least one selected from the group consisting of: the A interface between said Mobile services Switching Center and a base station controller, the A-bis interface between said base station controller and a base transceiver station, and the Um air interface between said mobile station and said base transceiver station.

Claim 22

Mobile services Switching Center of a public land mobile network connected via at least one first communication channel with a first subscriber station and via at least one second communication channel with a second subscriber station, for performing a multi-dialogue communication between said first subscriber station and said second subscriber station, comprising: a mapping means (MP) for performing the multi-dialogue communication by setting up a requested number of concurrent single-dialogues on said at least one second communication channel and mapping said requested number of concurrent single-dialogues as a single call on said at least one second communication channel onto said at least one first communication channel.

Claim 23

Mobile services Switching Center of a public land mobile network connected via at least one first communication channel with a first subscriber station and via at least one second communication channel with a second subscriber station, for performing a multi-dialogue communication between said first subscriber station and said second subscriber station, comprising: a mapping means (MP) for performing the multi-dialogue communication by setting up a requested number of concurrent single-dialogues on said at least one second communication channel and mapping said requested number of concurrent single-dialogues as a single call on said at least one second communication channel onto said at least one first communication channel.

Claim 26

A method according to claim 22, wherein both said first and second subscriber stations are mobile stations of said public land mobile network (PLMN).

Claim 27

A method according to claim 23 further comprising the step of transmitting from the first mobile station a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting the multi-dialogue communication to the second mobile station.

Claim 28

A method according to claim 22, wherein said first subscriber station is a first mobile station of said public land mobile network; and further comprising the step of transmitting from the first mobile station a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting the multi-dialogue communication to a second subscriber station of a fixed network connected to the public land mobile network via a fixed network exchange.

Claim 29

A method according to claim 22, wherein said first subscriber station is a first mobile station of said public land mobile network; and further comprising the step of transmitting from a second subscriber station, of a fixed network connected to the public land mobile network via a fixed network exchange a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting said multi-dialogue communication to said first mobile station.

Claim 30

A method according to claim 22, wherein said second communication channel is a communication channel of 64 kBit/s and said first communication channel is a communication channel of less than 64 kBit/s, e.g. of 9.6 KBit/s or 14.4 KBit/s.

Claim 31

A method according to claim 22, wherein said second communication channel is an ISDN B- or ISDN D-channel.

Claim 32

A method according to claim 22, wherein the multi-dialogue communication comprises at least one selected from the group consisting of: a speech/video, a data transfer/video, a facsimile/video, a speech/data transfer multi-dialogue and simultaneous dialogues for data transfer.

Claim 34

A method according to claim 23, wherein each single dialogue comprises at least one selected from the group consisting of a single bearer service, and teleservice and said multi-dialogue is established as a concurrent occurrence of multiple bearer services and/or teleservices on said mapped communication channels.

Claim 35

A communication system according to claim 7, wherein the multi-dialogue call establishment request message comprises several sets of compatibility information, each set defining a distinct single dialogue of said requested multi-dialogue call, and a multi-dialogue-call indicator indicating a multi-dialogue request.

Claim 36

A communication system according to claim 8, wherein the multi-dialogue call establishment request message comprises several sets of compatibility information, each set defining a distinct single dialogue of said requested multi-dialogue call, and a multi-dialogue-call indicator indicating a multi-dialogue request.

Claim 39

A communication system for performing a multi-dialogue communication between a first subscriber station and a second subscriber station through a Mobile services Switching Center of a public land mobile network, comprising: a) at least one first communication channel provided between the first subscriber station and the Mobile Services Switching Center; b) at least one second communication channel provided between the second subscriber station and the Mobile Services Switching Center; wherein c) the Mobile Services Switching Center comprises a mapping means for performing said multi-dialogue communication by setting up a requested number of concurrent single-dialogues on said at least one second communication channel; and mapping said requested number of concurrent single-dialogues as a single call on said at least one second communication channel onto said at least one first communication channel; wherein the first subscriber station is a mobile radio station of the public land mobile network and the second subscriber station is a subscriber station of a fixed network connected to the public land mobile network via a fixed network exchange; and said mapping means performs a mapping of mobile compatibility information of said mobile station and ISDN/ISUP bearer capabilities and High Layer compatibility information of said fixed network subscriber station.

Claim 40

A communication system for performing a multi-dialogue communication between a first subscriber station and a second subscriber station through a Mobile services Switching Center of a public land mobile network, comprising: a) at least one first communication channel provided between the first subscriber station and the Mobile Services Switching Center; b) at least one second communication channel provided between the second subscriber station and the Mobile Services Switching Center; wherein c) the Mobile Services Switching Center comprises a mapping means for performing said multi-dialogue communication by setting up a requested number of concurrent single-dialogues on said at least one second communication channel; and mapping said requested number of concurrent single-dialogues as a single call on said at least one second communication channel onto said at least one first communication channel; wherein the first subscriber station is a mobile radio station of the public land mobile network and the second subscriber station is a subscriber station of a fixed network connected to the public land mobile network via a fixed network exchange; and said mapping means performs a mapping of mobile compatibility information of said mobile station and ISDN/ISUP bearer capabilities and High Layer compatibility information of said fixed network subscriber station.

Claim 41

A communication system for performing a multi-dialogue communication between a first subscriber station and a second subscriber station through a Mobile services Switching Center of a public land mobile network, comprising: a) at least one first communication channel provided between the first subscriber station and the Mobile Services Switching Center; b) at least one second communication channel provided between the second subscriber station and the Mobile Services Switching Center; wherein c) the Mobile Services Switching Center comprises a mapping means for performing said multi-dialogue communication by setting up a requested number of concurrent single-dialogues on said at least one second communication channel; and mapping said requested number of single-dialogues as a single call on said at least one second communication channel onto said at least one first communication channel; wherein the first subscriber station is a mobile radio station (MS 1) of the public land mobile network and the second subscriber station is a subscriber station of a fixed network connected to the public land mobile network via a fixed network exchange; the first mobile station is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting a multi-dialogue communication to the second subscriber station of said fixed network; and the second subscriber station of said fixed network is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting a multi-dialogue communication to the first mobile station.

Claim 42

A communication system for performing a multi-dialogue communication between a first subscriber station and a second subscriber station through a Mobile services Switching Center of a public land mobile network, comprising: a) at least one first communication channel provided between the first subscriber station and the Mobile Services Switching Center; b) at least one second communication channel provided between the second subscriber station and the Mobile Services Switching Center; wherein c) the Mobile Services Switching Center comprises a mapping means for performing said multi-dialogue communication by setting up a requested number of concurrent single-dialogues on said at least one second communication channel; and mapping said requested number of single-dialogues as a single call on said at least one second communication channel onto said at least one first communication channel; wherein the first subscriber station is a mobile radio station (MS 1) of the public land mobile network and the second subscriber station is a subscriber station of a fixed network connected to the public land mobile network via a fixed network exchange; the first mobile station is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting a multi-dialogue communication to the second subscriber station of said fixed network; and the second subscriber station of said fixed network is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting a multi-dialogue communication to the first mobile station.

Claim 43

A communication system for performing a multi-dialogue communication between a first subscriber station and a second subscriber station through a Mobile services Switching Center of a public land mobile network, comprising: a) at least one first communication channel provided between the first subscriber station and the Mobile Services Switching Center; b) at least one second communication channel provided between the second subscriber station and the Mobile Services Switching Center; wherein c) the Mobile Services Switching Center comprises a mapping means for performing said multi-dialogue communication by setting up a requested number of concurrent single-dialogues on at least one second communication channel; and mapping said requested number of concurrent single-dialogues as a single call on said at least one second communication channel onto said at least one first communication channel; wherein the first subscriber station is a mobile radio station of the public land mobile network and the second subscriber station is a subscriber station of a fixed network connected to the public land mobile network via a fixed network exchange; the first mobile station is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting a multi-dialogue communication to the second subscriber station of said fixed network; the second subscriber station of said fixed network is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting a multi-dialogue communication to the first mobile station; and said multi-dialogue call establishment request message comprises several sets of compatibility information, each set defining a distinct single dialogue of said requested multi-dialogue call, and a multi-dialogue-call indicator indicating a multi-dialogue request.

Claim 44

A communication system for performing a multi-dialogue communication between a first subscriber station and a second subscriber station through a Mobile services Switching Center of a public land mobile network, comprising: a) at least one first communication channel provided between the first subscriber station and the Mobile Services Switching Center; b) at least one second communication channel provided between the second subscriber station and the Mobile Services Switching Center; wherein c) the Mobile Services Switching Center comprises a mapping means for performing said multi-dialogue communication by setting up a requested number of concurrent single-dialogues on at least one second communication channel; and mapping said requested number of concurrent single-dialogues as a single call on said at least one second communication channel onto said at least one first communication channel; wherein the first subscriber station is a mobile radio station of the public land mobile network and the second subscriber station is a subscriber station of a fixed network connected to the public land mobile network via a fixed network exchange; the first mobile station is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting a multi-dialogue communication to the second subscriber station of said fixed network; the second subscriber station of said fixed network is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting a multi-dialogue communication to the first mobile station; and said multi-dialogue call establishment request message comprises several sets of compatibility information, each set defining a distinct single dialogue of said requested multi-dialogue call, and a multi-dialogue-call indicator indicating a multi-dialogue request.

Claim 45

A communication system for performing a multi-dialogue communication between a first subscriber station and a second subscriber station through a Mobile services Switching Center of a public land mobile network, comprising: a) at least one first communication channel provided between the first subscriber station and the Mobile Services Switching Center; b) at least one second communication channel provided between the second subscriber station and the Mobile Services Switching Center; wherein c) the Mobile Services Switching Center comprises a mapping means for performing said multi-dialogue communication by setting up a requested number of concurrent single-dialogues on said at least one second communication channel; and mapping said requested number of concurrent single-dialogues as a single call on said at least one second communication channel onto said at least one first communication channel; wherein both the first and second subscriber stations are mobile stations of the public land mobile network; the first mobile station is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting the multi-dialogue communication to the second mobile station; and said multi-dialogue call establishment request message comprises several sets of compatibility information, each set defining a distinct single dialogue of said requested multi-dialogue call, and a multi-dialogue-call indicator indicating a multi-dialogue request.

Claim 46

A communication system for performing a multi-dialogue communication between a first subscriber station and a second subscriber station through a Mobile services Switching Center of a public land mobile network, comprising: a) at least one first communication channel provided between the first subscriber station and the Mobile Services Switching Center; b) at least one second communication channel provided between the second subscriber station and the Mobile Services Switching Center; wherein c) the Mobile Services Switching Center comprises a mapping means for performing said multi-dialogue communication by setting up a requested number of concurrent single-dialogues on said at least one second communication channel; and mapping said requested number of concurrent single-dialogues as a single call on said at least one second communication channel onto said at least one first communication channel; wherein both the first and second subscriber stations are mobile stations of the public land mobile network; the first mobile station is provided for transmitting a multi-dialogue call establishment request message to the Mobile Services Switching Center for requesting the multi-dialogue communication to the second mobile station; and said multi-dialogue call establishment request message comprises several sets of compatibility information, each set defining a distinct single dialogue of said requested multi-dialogue call, and a multi-dialogue-call indicator indicating a multi-dialogue request.