Fast Radio Bearer Establishment in a Mobile Communication System
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Accused Products
Abstract
The invention relates to methods for establishing a radio bearer between a network element terminating radio resource control protocol and a mobile terminal. The invention provides RNC for establishing a radio bearer between the RNC and a mobile terminal, especially adapted mobile terminals and a system comprising the network element and at least one mobile terminal. In order to reduce the delays implied by the signaling in the procedure the invention proposes two mechanisms. The first mechanism aims at reducing the delay implied by setting up the radio link for the radio bearer by preconfiguring a pool of resources comprising a set of at least radio bearer configuration and making the available radio bearer configurations known to the mobile terminals. The second mechanism aims at avoiding the delay implied by the explicit assignment of a radio network temporary identifier by signaling a set of available identifiers from which the mobile terminal may choose an identifier.
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Citations
89 Claims
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1-47. -47. (canceled)
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48. A method for establishing a radio bearer between a network element in a radio access network terminating radio resource control protocol and a mobile terminal, the method comprising the following steps performed by the radio access network:
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signaling to at least one mobile terminal set of identifiers comprising at least one available radio network temporary identifier for identification of a mobile terminal, receiving a connection setup request message from a mobile terminal at the network element terminating the radio resource control protocol in the radio access network, wherein the connection setup request message comprises a radio network temporary identifier selected by the mobile terminal from the set of identifiers, and establishing in response to the connection setup request message a radio bearer between the requesting mobile terminal and the network element terminating radio resource control protocol in a radio access network, wherein the selected radio network temporary identifier is utilized for identifying the mobile terminal in a communication on the established radio bearer. - View Dependent Claims (49, 50, 51, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69)
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52. A method for establishing a radio bearer between a network element in a radio access network terminating radio resource control protocol and a mobile terminal, the method comprising the following steps performed by the radio access network:
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pre-configuring a pool of resources according to at least one set of radio bearer parameters describing individual radio bearer configurations of a set of radio bearer configurations, wherein an individual radio bearer configuration is associated to a configuration identifier, signaling to at least the mobile terminal information on the set of radio bearer of said set, receiving a connection setup request message from a mobile terminal at the network element terminating the radio resource control protocol in the radio access network, wherein the connection setup request message comprises a configuration identifier of a radio bearer configuration selected by the mobile terminal and to be utilized for communication on the radio bearer to be established, and establishing in response to the connection setup request message a radio bearer between the requesting mobile terminal and the network element terminating radio resource control protocol using the radio bearer configuration associated to the configuration identifier in the connection setup request message. - View Dependent Claims (53)
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70. A method for establishing a radio bearer between a network element in a radio access network terminating radio resource control protocol and a mobile terminal, the method comprising the following steps performed by the mobile terminal:
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receiving from the radio access network a set of identifiers comprising at least one radio network temporary identifier available for identification of mobile terminals, selecting a radio network temporary identifier from the set of identifiers, transmitting a connection setup request message to the network element terminating the radio resource control protocol in the radio access network, wherein the connection setup request message comprises the selected radio network temporary identifier and establishing a radio bearer between the requesting mobile terminal and the network element terminating radio resource control protocol in a radio access network, wherein the selected radio network temporary identifier is utilized for identifying the mobile terminal on the established radio bearer. - View Dependent Claims (71, 72, 73, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85)
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74. A method for establishing a radio bearer between a network element in a radio access network terminating radio resource control protocol and a mobile terminal, the method comprising the following steps performed by the mobile terminal:
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receiving information on the set of radio bearer configurations and the configuration identifiers associated to the individual radio bearers of said set from the radio access network, selecting a radio bearer configuration associated to a configuration identifier from the set of radio bearer configurations, transmitting a connection setup request message to the network element terminating the radio resource control protocol in the radio access network, wherein the connection setup message comprises a configuration identifier that is associated to the configuration of selected radio bearer and establishing a radio bearer between the requesting mobile terminal and the network element terminating radio resource control protocol in a radio access network using the selected radio bearer configuration. - View Dependent Claims (75)
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86. A network element for use in a radio access network terminating radio resource control protocol establishing a radio bearer between the network element terminating radio resource control protocol and a mobile terminal, the network element comprising:
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a transmitter unit adapted to signal to at least one mobile terminal set of identifiers comprising at least one available radio network temporary identifier for identification of a mobile terminal, a reception unit adapted to receive a connection setup request message from a mobile terminal at the network element terminating the radio resource control protocol in the radio access network, wherein the connection setup request message comprises a radio network temporary identifier selected by the mobile terminal from the set of identifiers and a processing unit adapted to establish in response to the connection setup request message a radio bearer between the requesting mobile terminal and the network element terminating radio resource control protocol in a radio access network, wherein the selected radio network temporary identifier is utilized for identifying the mobile terminal in a communication on the established radio bearer.
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87. A network element for use in a radio access network terminating radio resource control protocol establishing a radio bearer between the network element terminating radio resource control protocol and a mobile terminal, the network element comprising:
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a configuration unit adapted to pre-configure a pool of resources according to at least one set of radio bearer parameters describing individual radio bearers of a set of radio bearer configurations, wherein an individual radio bearer configuration is associated to a configuration identifier, a transmitter unit adapted to signal to at least the mobile terminal information on the set of radio bearer configurations and the configuration identifiers associated to the individual radio bearers of said set, a receiver unit adapted to receive a connection setup request message from a mobile terminal at the network element terminating the radio resource control protocol in the radio access network, wherein the connection setup request message comprises a configuration identifier of a radio bearer configuration selected by the mobile terminal and to be utilized for communication on the radio bearer to be established, and a processing unit adapted to establish in response to the connection setup request message a radio bearer between the requesting mobile terminal and the network element terminating radio resource control protocol, wherein the configuration of the established radio bearer is associated to the configuration identifier in the connection setup request message.
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88. A mobile terminal for establishing a radio bearer between a network element in a radio access network terminating radio resource control protocol and the mobile terminal, the mobile terminal comprising:
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a receiver unit adapted to receive from the radio access network a set of identifiers comprising at least one radio network temporary identifier available for identification of mobile terminals, a processing unit adapted to select a radio network temporary identifier from the set of identifiers, and a transmitter adapted to transmit a connection setup request message to the network element terminating the radio resource control protocol in the radio access network, wherein the connection setup message comprises the selected radio network temporary identifier, wherein the processing unit is further adapted to establish a radio bearer between the requesting mobile terminal and the network element terminating radio resource control protocol in a radio access network, and wherein the selected radio network temporary identifier is utilized for identifying the requesting mobile terminal in a communication on the established radio bearer.
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89. A mobile terminal for establishing a radio bearer between a network element in a radio access network terminating radio resource control protocol and the mobile terminal, the mobile terminal comprising:
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a receiver unit adapted to receive information on the set of radio bearer configurations and the configuration identifiers associated to the individual radio bearer configurations of said set from the radio access network, a processing unit adapted to select a radio bearer configuration associated to a configuration identifier from the set of radio bearer configurations, and a transmitter unit adapted to transmit a connection setup request message to the network element terminating the radio resource control protocol in the radio access network, wherein the connection setup message a configuration identifier that is associated the selected configuration of radio bearer, and wherein the processing unit is further adapted to establish a radio bearer between the requesting mobile terminal and the network element terminating radio resource control protocol in a radio access network using the selected radio bearer configuration.
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Specification