Method in a communication system, a communication system and a communication device
First Claim
1. A method in a communication system comprising:
- selecting at least one media stream to be transmitted from a sending communication device to a receiving communication device at least partly via a wireless communication network;
defining QoS requirements for transmitting said selected at least one media stream;
reserving transmission resources from the wireless communication network for the transmission of said at least one media stream;
performing a setup procedure between the receiving communication device and the sending communication device for activating one packet data transmission connection;
requesting by the receiving communication device the start of transmission of the at least one media stream; and
transmitting the selected at least one media stream from the sending communication device to the receiving communication device, the transmitting comprising;
using one data transmission context in the transmission of the selected at least one media stream, wherein information on the reserved resources is transmitted to the sending communication device at or after said requesting the start of transmission of the at least one media stream.
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Accused Products
Abstract
The present invention relates to a method in a communication system, a communication system and a communication device. In the method, media streams are transmitted from a sending communication device to a receiving communication device at least partly via a wireless communication network. At least one media stream is selected to be transmitted to the receiving communication device, QoS requirements for transmitting the selected at least one media stream are defined, transmission resources are reserved from the wireless communication network for the transmission of the at least one media stream, and a setup procedure is performed between the receiving communication device and the sending communication device for activating the one packet data transmission connection.
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Citations
25 Claims
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1. A method in a communication system comprising:
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selecting at least one media stream to be transmitted from a sending communication device to a receiving communication device at least partly via a wireless communication network;
defining QoS requirements for transmitting said selected at least one media stream;
reserving transmission resources from the wireless communication network for the transmission of said at least one media stream;
performing a setup procedure between the receiving communication device and the sending communication device for activating one packet data transmission connection;
requesting by the receiving communication device the start of transmission of the at least one media stream; and
transmitting the selected at least one media stream from the sending communication device to the receiving communication device, the transmitting comprising;
using one data transmission context in the transmission of the selected at least one media stream, wherein information on the reserved resources is transmitted to the sending communication device at or after said requesting the start of transmission of the at least one media stream. - View Dependent Claims (2, 3)
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4. A method in a communication system comprising:
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selecting at least one media stream to be transmitted from a sending communication device to a receiving communication device at least partly via a wireless communication network, defining QoS requirements for transmitting said selected at least one media stream, reserving transmission resources from the wireless communication network for the transmission of said at least one media stream, performing a setup procedure between the receiving communication device and the sending communication device for activating at least one packet data transmission connection, requesting by the receiving communication device the start of transmission of the at least one media stream is requested, and transmitting media streams from the sending communication device to a receiving communication device, the transmitting comprising using one data transmission context for each selected media stream, wherein information on the reserved resources is transmitted to the sending communication device in connection with the setup procedure.
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- 5. A method in a communication system, in which media streams are transmitted from a sending communication device to a receiving communication device at least partly via a wireless communication network, wherein at least one media stream is selected to be transmitted to the receiving communication device, type of the wireless communication network for transmitting said selected at least one media stream is defined, transmission resources are reserved from the wireless communication network for the transmission of said at least one media stream, a setup procedure is performed between the receiving communication device and the sending communication device for activating one packet data transmission connection, and the start of transmission of the at least one media stream is requested by the receiving communication device, and one data transmission context is used in the transmission of the selected at least one media stream, wherein information on the wireless communication network type is transmitted to the sending communication device at or after the start of transmission of the at least one media stream requested by the receiving communication device.
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8. A method in a communication system comprising:
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requesting by a receiving communication device information on QoS requirements for transmitting at least one media stream from a sending communication device to the receiving communication device at least partly via a wireless communication network;
requesting by the receiving communication device transmission resources from the wireless communication network for the transmission of said at least one media stream;
reserving by the wireless communication network resources for the transmission and transmits information on the reserved resources to the receiving communication device;
performing by the receiving communication device and the sending communication device a setup procedure for activating the one packet data transmission connection;
requesting by the receiving communication device the start of transmission of the at least one media stream by transmitting a start of transmission command to the sending communication device in which command also information on the reserved resources are transmitted to the sending communication device; and
transmitting media streams from the sending communication device to the receiving communication device using one packet data transmission connection.
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9. A method in a communication system comprising:
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requesting by a receiving communication device information on QoS requirements for transmitting at least one media stream from a sending communication device to the receiving communication device at least partly via a wireless communication network using at least one packet data transmission connection;
requesting by the receiving communication device transmission resources from the wireless communication network for the transmission of said at least one media stream;
reserving by the wireless communication network resources for the transmission;
transmitting information on the reserved resources to the receiving communication device;
performing by the receiving communication device and the sending communication device a setup procedure for activating the at least one packet data transmission connection;
the setup procedure comprising;
transmitting by the receiving communication device information on the reserved resources to the sending communication device, and requesting by the receiving communication device the start of transmission of the at least one media stream by transmitting a start of transmission command to the sending communication device in which command no information on the reserved resources are transmitted to the sending communication device;
wherein the method further comprising transmitting media streams from the sending communication device to the receiving communication device.
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10. A communication system comprising means for transmitting media streams from a sending communication device to a receiving communication device at least partly via a wireless communication network, the communication system further comprising:
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means for selecting at least one media stream to be transmitted to the receiving communication device, means for defining QoS requirements for transmitting said selected at least one media stream, means for reserving transmission resources from the wireless communication network for the transmission of said at least one media stream, means for performing a setup procedure between the receiving communication device and the sending communication device for activating one packet data transmission connection, means for requesting the start of transmission of the at least one media stream by the receiving communication device, means for using one data transmission context in the transmission of the selected at least one media stream, and means for transmitting information on the reserved resources to the sending communication device at or after the start of transmission of the at least one media stream is requested by the receiving communication device. - View Dependent Claims (11)
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12. A communication system comprising means for transmitting media streams from a sending communication device to a receiving communication device at least partly via a wireless communication network using at least one packet data transmission connection, the communication system further comprising:
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means for selecting at least one media stream to be transmitted to the receiving communication device, means for defining QoS requirements for transmitting said selected at least one media stream, means for reserving transmission resources from the wireless communication network for the transmission of said at least one media stream, means for performing a setup procedure between the receiving communication device and the sending communication device for activating the at least one packet data transmission connection, means for requesting the start of transmission of the at least one media stream by the receiving communication device, means for using one data transmission context in the transmission of the selected at least one media stream, and means for transmitting information on the reserved resources to the sending communication device in connection with the setup procedure. - View Dependent Claims (13, 14)
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15. A sending communication device comprising at least:
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means for receiving a request for reserving transmission resources from the wireless communication network for the transmission of at least one media stream;
means for reserving resources for the transmission of at least one media stream;
a transmitter for transmitting the at least one media stream to the receiving communication device, said transmitter being adapted to send a setup message in connection with a setup procedure between the receiving communication device and the sending communication device for activating the at least one packet data transmission connection;
means for using one data transmission context in the transmission of the selected at least one media stream; and
a receiver adapted to receive information on the reserved transmission resources from the wireless communication network in connection with the setup procedure.
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16. A receiving communication device comprising at least:
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a receiver for receiving media streams from a sending communication device transmitted at least partly via a wireless communication network using at least one packet data transmission connection;
means for selecting at least one media stream to be transmitted from the sending communication device to the receiving communication device;
means for defining QoS requirements for transmitting the selected at least one media stream;
means for requesting transmission resources from the wireless communication network for the transmission of said at least one media stream;
means for performing a setup procedure between the receiving communication device and the sending communication device for activating the at least one packet data transmission connection;
means for transmitting information on the reserved resources to the sending communication device in connection with the setup procedure;
means for requesting the start of transmission of the at least one media stream from the sending communication device; and
means for using one data transmission context in the transmission of the selected at least one media stream.
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17. A wireless communication device comprising at least:
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a receiver for receiving media streams from a sending communication device transmitted at least partly via a wireless communication network using at least one packet data transmission connection;
means for selecting at least one media stream to be transmitted from the sending communication device to the wireless communication device;
means for defining QoS requirements for transmitting the selected at least one media stream;
means for requesting transmission resources from the wireless communication network for the transmission of said at least one media stream;
means for performing a setup procedure between the wireless communication device and the sending communication device for activating the at least one packet data transmission connection;
means for transmitting information on the reserved resources to the sending communication device in connection with the setup procedure;
means for requesting the start of transmission of the at least one media stream from the sending communication device; and
means for using one data transmission context in the transmission of the selected at least one media stream. - View Dependent Claims (18, 19, 20)
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21. A network element comprising at least:
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means for receiving information on a selection of at least one media stream to be transmitted to a receiving communication device at least partly via a wireless communication network using at least one packet data transmission connection;
means for receiving QoS requirements for transmitting said selected at least one media stream;
means for requesting transmission resources from the wireless communication network for the transmission of said at least one media stream;
a transmitter for transmitting the selected at least one media stream to the receiving communication device, said transmitter being adapted to send a setup message in connection with a setup procedure between the receiving communication device and the network element for activating the at least one packet data transmission connection;
means for using one data transmission context in the transmission of the selected at least one media stream; and
a receiver adapted to receive information on the reserved transmission resources from the wireless communication network in connection with the setup procedure.
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22. A method in a communication system, in which media streams are transmitted from a sending communication device to a receiving communication device at least partly via a wireless communication network, wherein at least one media stream is selected to be transmitted to the receiving communication device, QoS requirements for transmitting said selected at least one media stream are defined, transmission resources are reserved from the wireless communication network for the transmission of said at least one media stream, a setup procedure is performed between the receiving communication device and the sending communication device for activating one packet data transmission connection, and the start of transmission of the at least one media stream is requested by the receiving communication device, and one data transmission context is used in the transmission of the selected at least one media stream, wherein information on the reserved resources is transmitted to the sending communication device at or after the start of transmission of the at least one media stream is requested by the receiving communication device.
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23. A method in a communication system, in which media streams are transmitted from a sending communication device to a receiving communication device at least partly via a wireless communication network, wherein at least one media stream is selected to be transmitted to the receiving communication device, QoS requirements for transmitting said selected at least one media stream are defined, transmission resources are reserved from the wireless communication network for the transmission of said at least one media stream, a setup procedure is performed between the receiving communication device and the sending communication device for activating at least one packet data transmission connection, and the start of transmission of the at least one media stream is requested by the receiving communication device, and one data transmission context is used for each selected media stream, wherein information on the reserved resources is transmitted to the sending communication device in connection with the setup procedure.
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24. A method in a communication system, in which media streams are transmitted from a sending communication device to a receiving communication device at least partly via a wireless communication network using one packet data transmission connection, wherein the receiving communication device requests information on QoS requirements for transmitting at least one media stream from the sending communication device to the receiving communication device, the receiving communication device requests transmission resources from the wireless communication network for the transmission of said at least one media stream, wherein the wireless communication network reserves resources for the transmission and transmits information on the reserved resources to the receiving communication device, the receiving communication device and the sending communication device perform a setup procedure for activating the one packet data transmission connection, and wherein the receiving communication device requests the start of transmission of the at least one media stream by transmitting a start of transmission command to the sending communication device in which command also information on the reserved resources are transmitted to the sending communication device.
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25. A method in a communication system, in which media streams are transmitted from a sending communication device to a receiving communication device at least partly via a wireless communication network using at least one packet data transmission connection, wherein the receiving communication device requests information on QoS requirements for transmitting at least one media stream from the sending communication device to the receiving communication device, the receiving communication device requests transmission resources from the wireless communication network for the transmission of said at least one media stream, wherein the wireless communication network reserves resources for the transmission and transmits information on the reserved resources to the receiving communication device, the receiving communication device and the sending communication device perform a setup procedure for activating the at least one packet data transmission connection, in which setup procedure the receiving communication device also transmit information on the reserved resources to the sending communication device, and wherein the receiving communication device requests the start of transmission of the at least one media stream by transmitting a start of transmission command to the sending communication device in which command no information on the reserved resources are transmitted to the sending communication device.
Specification