Group call method and device
First Claim
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1. A group call method, comprising:
- by a base station for a user equipment;
configuring a group context for a group of user equipments according to channel resource information or according to network side capability information and the channel resource information, the group context including different exclusive preambles respectively allocated to different user equipments of the group of user equipments by the base station such that collision of the exclusive preambles within the group of user equipments is avoided;
sending a message carrying a group call parameter in the group context to the user equipment, which is one among the group of user equipments, wherein the group call parameter includes the exclusive preamble allocated to the user equipment and an exclusive preamble transmission time frequency resource, and the group call parameter is used to receive a group call message and send a response;
sending a group call message to the user equipment according to the group context; and
receiving a response, to the group call message, sent by the user equipment using the exclusive preamble transmission time frequency resource, the response including the exclusive preamble;
wherein the channel resource information comprises sending resource information, configured by the base station for the user equipment, of an uplink channel quality detecting signal, and the network side capability information comprises the number of dynamically scheduled user equipments processed by the base station.
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Abstract
Embodiments of the present invention provide a group call method and device. The method includes: configuring a group context for a user equipment according to channel resource information or according to network side capability information and channel resource information; sending a message carrying a group call parameter in the group context to the user equipment, where the group call parameter is used to receive a group call message and send a response; sending a group call message to the user equipment according to the group context; and receiving a response, to the group call message, sent by the user equipment according to the group call parameter.
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Citations
22 Claims
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1. A group call method, comprising:
by a base station for a user equipment; configuring a group context for a group of user equipments according to channel resource information or according to network side capability information and the channel resource information, the group context including different exclusive preambles respectively allocated to different user equipments of the group of user equipments by the base station such that collision of the exclusive preambles within the group of user equipments is avoided; sending a message carrying a group call parameter in the group context to the user equipment, which is one among the group of user equipments, wherein the group call parameter includes the exclusive preamble allocated to the user equipment and an exclusive preamble transmission time frequency resource, and the group call parameter is used to receive a group call message and send a response; sending a group call message to the user equipment according to the group context; and receiving a response, to the group call message, sent by the user equipment using the exclusive preamble transmission time frequency resource, the response including the exclusive preamble; wherein the channel resource information comprises sending resource information, configured by the base station for the user equipment, of an uplink channel quality detecting signal, and the network side capability information comprises the number of dynamically scheduled user equipments processed by the base station. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A group call method, comprising:
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receiving a message sent by a base station and carrying a group call parameter in a group context that is used to receive a group call message and send a response, wherein the group context is configured, by the base station, according to channel resource information or according to network side capability information and channel resource information, the group context including different exclusive preambles respectively allocated to different user equipments of the group of user equipments by the base station such that collision of the exclusive preambles within the group of user equipments is avoided, the group call parameter includes an exclusive preamble that is one of the allocated exclusive preambles and an exclusive preamble transmission time frequency resource, the channel resource information comprises sending resource information, configured by the base station for a user equipment, of an uplink channel quality detecting signal, and the network side capability information comprises the number of dynamically scheduled user equipments processed by the base station; storing the group call parameter, and still retaining the group call parameter in an idle state; receiving, according to the stored group call parameter, the group call message sent by the base station, and sending a response to the group call message to the base station using the exclusive preamble transmission time frequency resource, the response including the exclusive preamble. - View Dependent Claims (8, 9, 10, 11)
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12. A group call device, comprising:
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a processor, adapted to configure a group context for a group of user equipments according to channel resource information or according to network side capability information and channel resource information, the group context including different exclusive preambles respectively allocated to different user equipments of the group of user equipments by the processor such that collision of the exclusive preambles within the group of user equipments is avoided; and a transmitter, adapted to send a message carrying a group call parameter in the group context configured by the processor to the user equipment, which is one among the group of user equipments, wherein the group call parameter includes the exclusive preamble allocated to the user equipment and an exclusive preamble transmission time frequency resource, and the group call parameter is used to receive a group call message and send a response, wherein the transmitter is further adapted to send a group call message to the user equipment according to the group context configured by the processor; and the transmitter is further adapted to receive a response, to the group call message, sent by the user equipment using the exclusive preamble transmission time frequency resource, the response including the exclusive preamble; wherein the channel resource information comprises sending resource information, configured by the device for the user equipment, of an uplink channel quality detecting signal, and the network side capability information comprises the number that the processor processes dynamic scheduled user equipments, and wherein the group call device is part of a base station. - View Dependent Claims (13, 14, 15, 16, 17)
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18. A group call device, comprising:
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a transmitter, adapted to receive a message sent by a base station and carrying a group call parameter in a group context that is used to receive a group call message and send a response, wherein the group context is configured, by the base station, according to channel resource information or according to network side capability information and channel resource information, the group context including different exclusive preambles respectively allocated to different user equipments of the group of user equipments by the base station such that collision of the exclusive preambles within the group of user equipments is avoided, the group call parameter includes an exclusive preamble that is one of the allocated exclusive preambles and an exclusive preamble transmission time frequency resource, and the group call device is included in a user equipment to which the exclusive preamble has been allocated, the channel resource information comprises sending resource information, configured by the base station, of an uplink channel quality detecting signal, and the network side capability information comprises the number of dynamically scheduled user equipments processed by the base station; a memory, adapted to store the group call parameter received by the transmitter; and a processor, adapted to still retain the group call parameter stored by the memory in an idle state;
whereinthe transmitter is adapted to receive, according to the group call parameter stored by the memory, the group call message sent by the base station using the exclusive preamble transmission time frequency resource, and send a response to the group call message to the base station, the response including the exclusive preamble. - View Dependent Claims (19, 20, 21, 22)
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Specification