CN113543043A - Transmission method, terminal and network side equipment of multicast broadcast service - Google Patents
Transmission method, terminal and network side equipment of multicast broadcast service Download PDFInfo
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- CN113543043A CN113543043A CN202010324256.3A CN202010324256A CN113543043A CN 113543043 A CN113543043 A CN 113543043A CN 202010324256 A CN202010324256 A CN 202010324256A CN 113543043 A CN113543043 A CN 113543043A
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- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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Abstract
The embodiment of the invention provides a transmission method of a multicast broadcast service, a terminal and network side equipment, wherein the transmission method of the multicast broadcast service applied to the terminal comprises the following steps: reporting MBS indication information which the terminal is interested in; receiving configuration information of a first auxiliary cell group, wherein the first auxiliary cell group is only used for transmitting MBS; and receiving the MBS which the terminal is interested in on the broadcast control channel of the first auxiliary cell group according to the configuration information. In the embodiment of the invention, the first auxiliary cell group is configured for the terminal, the first auxiliary cell group is specially used for transmitting MBS, but not used for transmitting other common service data, no wireless bearing is required to be established between the terminal and the first auxiliary cell group, and the terminal receives interested MBS through the broadcast control channel of the first auxiliary cell group, thereby effectively saving limited wireless bearing resources.
Description
Technical Field
The embodiment of the invention relates to the technical field of wireless communication, in particular to a transmission method, a terminal and network side equipment of multicast broadcast service.
Background
A Multicast Broadcast Service (MBS) Service of Long Term Evolution (LTE) may be Broadcast on a Master Cell Group (MCG) and a Secondary Cell Group (SCG), where the establishment of the Secondary Cell Group must be implemented along with the establishment of Radio Bearers (RBs), and the Secondary Cell Group performs MBS Broadcast on a Radio Bearer specific to the MBS.
Since uplink transmission is not required when a terminal (User Equipment, UE, also called User Equipment) receives MBS, establishing a radio bearer is not favorable for saving radio bearer resources.
Disclosure of Invention
The embodiment of the invention provides a transmission method, a terminal and network side equipment of multicast broadcast service, which are used for solving the problem that the establishment of a radio bearer is not beneficial to saving radio bearer resources when MBS is broadcast by an auxiliary cell group in the prior art.
In order to solve the technical problem, the invention is realized as follows:
in a first aspect, an embodiment of the present invention provides a method for transmitting a multicast broadcast service, where the method is applied to a terminal, and includes:
reporting MBS indication information which the terminal is interested in;
receiving configuration information of a first auxiliary cell group, wherein the first auxiliary cell group is only used for transmitting MBS;
and receiving the MBS which the terminal is interested in on the broadcast control channel of the first auxiliary cell group according to the configuration information.
In a second aspect, an embodiment of the present invention provides a transmission method for a multicast broadcast service, which is applied to a network device, and includes:
receiving indication information of MBS which is interested by the terminal;
sending request information to a target node, wherein the request information is used for requesting to establish or update or change a first auxiliary cell group of the terminal, the first auxiliary cell group is only used for sending MBS, and the request information comprises indication information of MBS which the terminal is interested in;
receiving feedback information of the request information sent by the target node, wherein the feedback information comprises configuration information of the first auxiliary cell group;
and sending the configuration information of the first auxiliary cell group to a terminal.
In a third aspect, an embodiment of the present invention provides a transmission method for a multicast broadcast service, which is applied to a network side device, and includes:
receiving request information, wherein the request information is used for requesting the network side equipment to establish or update or change a first auxiliary cell group of a terminal, the first auxiliary cell group is only used for transmitting MBS, and the request information comprises indication information of MBS which the terminal is interested in;
establishing or updating or changing the first auxiliary cell group according to the request information;
and sending feedback information of the request information to a source node, wherein the feedback information comprises the configuration information of the first auxiliary cell group.
In a fourth aspect, an embodiment of the present invention provides a terminal, including:
a reporting module, configured to report MBS indication information of interest to the terminal;
a first receiving module, configured to receive configuration information of a first secondary cell group, where the first secondary cell group is only used for MBS transmission;
and a second receiving module, configured to receive, according to the configuration information, the MBS in which the terminal is interested in a broadcast control channel of the first secondary cell group.
In a fifth aspect, an embodiment of the present invention provides a network side device, including:
a third receiving module, configured to receive MBS indicator information of interest to the terminal;
a first sending module, configured to send request information to a target node, where the request information is used to request to establish or update or change a first auxiliary cell group of the terminal, the first auxiliary cell group is only used for sending MBS, and the request information includes indication information of MBS in which the terminal is interested;
a fourth receiving module, configured to receive feedback information of the request information sent by the target node, where the feedback information includes configuration information of the first secondary cell group;
and the second sending module is used for sending the configuration information of the first auxiliary cell group to the terminal.
In a sixth aspect, an embodiment of the present invention provides a network side device, including:
a receiving module, configured to receive request information, where the request information is used to request the network side device to establish or update or change a first auxiliary cell group of a terminal, the first auxiliary cell group is only used for sending MBS, and the request information includes indication information of an MBS in which the terminal is interested;
the execution module is used for establishing, updating or changing the first auxiliary cell group according to the request information;
and the sending module is used for sending feedback information of the request information to a source node, wherein the feedback information comprises the configuration information of the first auxiliary cell group.
In a seventh aspect, an embodiment of the present invention provides a terminal, which includes a processor, a memory, and a computer program stored in the memory and executable on the processor, where the computer program, when executed by the processor, implements the steps of the transmission method for multicast and broadcast services in the first aspect.
In an eighth aspect, an embodiment of the present invention provides a network-side device, including a processor, a memory, and a computer program stored on the memory and executable on the processor, where the computer program, when executed by the processor, implements the steps of the transmission method for multicast and broadcast services in the second aspect; alternatively, the computer program, when executed by the processor, implements the steps of the transmission method for multicast broadcast services of the third aspect.
In a ninth aspect, an embodiment of the present invention provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when executed by a processor, the computer program implements the steps of the transmission method for multicast broadcast service in the first aspect; or, the computer program, when executed by a processor, implements the steps of the transmission method for multicast broadcast service of the second aspect; alternatively, the computer program, when executed by a processor, implements the steps of the transmission method for multicast broadcast services of the third aspect.
In the embodiment of the invention, the first auxiliary cell group is configured for the terminal, the first auxiliary cell group is specially used for transmitting MBS, but not used for transmitting other common service data, no wireless bearing is required to be established between the terminal and the first auxiliary cell group, and the terminal receives interested MBS through the broadcast control channel of the first auxiliary cell group, thereby effectively saving limited wireless bearing resources.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a block diagram of a wireless communication system according to an embodiment of the present invention;
fig. 2 is a flowchart illustrating a transmission method of a multicast broadcast service applied to a terminal according to an embodiment of the present invention;
fig. 3 is a flowchart illustrating a transmission method of a multicast broadcast service applied to a network side device according to an embodiment of the present invention;
fig. 4 is a flowchart illustrating a transmission method of a multicast broadcast service applied to a network side device according to another embodiment of the present invention;
fig. 5 is a schematic flowchart of a transmission method of a multicast broadcast service applied to a single-master node and single-slave node scenario according to an embodiment of the present invention;
fig. 6 is a schematic flowchart of a transmission method of a multicast broadcast service applied to a master node switching scenario according to an embodiment of the present invention;
fig. 7 is a flowchart illustrating a transmission method of a multicast broadcast service applied to an auxiliary node switching scenario according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a terminal according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a network-side device according to an embodiment of the present invention;
fig. 10 is a schematic structural diagram of a network-side device according to another embodiment of the present invention;
fig. 11 is a schematic structural diagram of a terminal according to another embodiment of the present invention;
fig. 12 is a schematic structural diagram of a terminal according to yet another embodiment of the present invention;
fig. 13 is a schematic structural diagram of a network-side device according to another embodiment of the present invention;
fig. 14 is a schematic structural diagram of a network-side device according to still another embodiment of the present invention.
Detailed Description
The terms "comprises," "comprising," or any other variation thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, the use of "and/or" in the specification and claims means that at least one of the connected objects, such as a and/or B, means that three cases, a alone, B alone, and both a and B, exist.
In the embodiments of the present invention, words such as "exemplary" or "for example" are used to mean serving as examples, illustrations or descriptions. Any embodiment or design described as "exemplary" or "e.g.," an embodiment of the present invention is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the word "exemplary" or "such as" is intended to present concepts related in a concrete fashion.
Embodiments of the present invention are described below with reference to the accompanying drawings. The transmission method, the terminal and the network side equipment of the multicast broadcast service provided by the embodiment of the invention can be applied to a wireless communication system. The wireless communication system may adopt a 5G system, or an Evolved Long Term Evolution (lte) system, or a subsequent Evolved communication system.
Referring to fig. 1, an architecture diagram of a wireless communication system according to an embodiment of the present invention is shown. As shown in fig. 1, the wireless communication system may include: network side device 11, network side device 12 and terminal 13, where terminal 13 may be connected to network side device 11 and network side device 12 at the same time, network side device 11 serves as a master node, and network side device 12 serves as a slave node. In practical applications, the connections between the above devices may be wireless connections, and fig. 1 illustrates the connections between the devices by solid lines for convenience and convenience in visual representation.
It should be noted that the communication system may include a plurality of terminals 13, and the network side devices 11 and 12 may communicate (transmit signaling or transmit data) with the plurality of terminals 13.
The network side devices 11 and 12 provided in the embodiments of the present invention may be base stations, which may be commonly used base stations, evolved node base stations (enbs), or network side devices in a 5G system (for example, next generation base stations (gnbs), Transmission and Reception Points (TRPs)) or cell cells. Or a network side device in a subsequent evolution communication system.
The terminal 13 provided in the embodiment of the present invention may be a Mobile phone, a tablet Computer, a notebook Computer, an Ultra-Mobile Personal Computer (UMPC), a netbook, a Personal Digital Assistant (PDA), or the like.
Referring to fig. 2, fig. 2 is a flowchart illustrating a transmission method of a multicast broadcast service according to an embodiment of the present invention, where the transmission method of the multicast broadcast service is applied to a terminal, and includes:
step 21: reporting MBS indication information which the terminal is interested in;
step 22: receiving configuration information of a first auxiliary cell group, wherein the first auxiliary cell group is only used for transmitting MBS;
step 23: and receiving the MBS which the terminal is interested in on the broadcast control channel of the first auxiliary cell group according to the configuration information.
In the related scheme, when the MBS is transmitted through the secondary cell group, a Data Radio Bearer (DRB) needs to be established to transmit on a Downlink Shared Channel (DL-SCH). In the embodiment of the invention, a special first auxiliary cell group is established for the terminal, the first auxiliary cell group is specially used for transmitting MBS, but not used for transmitting other common service data, no radio bearer is required to be established between the terminal and the first auxiliary cell group, and the terminal receives the interested MBS (the physical layer is still a downlink shared Channel) through a Broadcast Control Channel (BCCH) of the first auxiliary cell group, thereby effectively saving limited radio bearer resources.
Optionally, the indication information of the MBS in which the terminal is interested includes at least one of:
the service information of MBS which the terminal is interested in;
the terminal is interested in the frequency point corresponding to the MBS;
and the terminal is interested in the cell corresponding to the MBS.
Optionally, the service information of the MBS in which the terminal is interested includes at least one of the following:
the terminal is interested in the MBS service identification; for example, a Temporary Mobile Group Identity (TMGI);
a serving cell identity (SAI, Service Area ID) of the MBS that the terminal is interested in;
a quality of service flow (QoS flow) identity of an MBS of which the terminal is interested;
a session control (session) identity of the MBS in which the terminal is interested;
the terminal is interested in the corresponding bearing identification of the MBS; for example, DRB-1, MRB-1, etc.;
a logic channel identifier corresponding to the MBS which the terminal is interested in; for example, the TMGI corresponds to logical channel-1;
and the terminal is interested in the corresponding scheduling identification of the MBS. For example, the PDCCH identified by the G-RNTI is used for scheduling MBS service-1.
Referring to fig. 3, fig. 3 is a flowchart illustrating a transmission method of a multicast broadcast service according to an embodiment of the present invention, where the transmission method of the multicast broadcast service is applied to a network side device, and includes:
step 31: receiving indication information of MBS which is interested by the terminal;
step 32: sending request information to a target node, wherein the request information is used for requesting to establish or update or change a first auxiliary cell group of the terminal, the first auxiliary cell group is only used for sending MBS, and the request information comprises indication information of MBS which the terminal is interested in;
wherein, the establishment of the first auxiliary cell group means the new establishment of the first auxiliary cell group; updating the first secondary cell group means updating at least part of configuration information of the first secondary cell; changing the first secondary cell group means changing the original first secondary cell group to a target first secondary cell group, for example, a first secondary cell group change by terminal movement.
When a master cell group handover is involved, the request information may be handover request information for requesting a handover of the master cell group.
When a secondary node handover is involved, the request information may be handover request information for requesting handover of the secondary node.
Step 33: receiving feedback information of the request information sent by the target node, wherein the feedback information comprises configuration information of the first auxiliary cell group;
step 34: and sending the configuration information of the first auxiliary cell group to a terminal.
In the embodiment of the invention, the first auxiliary cell group is configured for the terminal, the first auxiliary cell group is specially used for transmitting MBS, but not used for transmitting other common service data, no wireless bearing is required to be established between the terminal and the first auxiliary cell group, and the terminal receives interested MBS through the broadcast control channel of the first auxiliary cell group, thereby effectively saving limited wireless bearing resources.
The above network side device may be referred to as a source node, and the source node may be:
master Node (MN);
or
A Secondary Node (SN).
The target node is an auxiliary node.
In some embodiments of the present invention, optionally, the request information does not include information that requires establishment of a data radio bearer, i.e. the target node is implicitly instructed to establish or update or change the first secondary cell group of the terminal.
Alternatively, in some further embodiments of the present invention, optionally, the first secondary cell group of the terminal may be established, updated or changed by displaying an indication that indicates the target node, that is, the request information includes indication information for indicating the target node to establish, update or change the first secondary cell group of the terminal. For example, an information display indication of 1 bit (bit) may be employed.
Optionally, the indication information of the MBS in which the terminal is interested includes at least one of:
the service information of MBS which the terminal is interested in;
the terminal is interested in the frequency point corresponding to the MBS;
and the terminal is interested in the cell corresponding to the MBS.
Optionally, the service information of the MBS in which the terminal is interested includes at least one of the following:
the terminal is interested in the MBS service identification;
the terminal is interested in the service cell identification of the MBS;
the terminal is interested in the QoS flow identification of the MBS;
a session control identifier of MBS which the terminal is interested in;
the terminal is interested in the corresponding bearing identification of the MBS;
a logic channel identifier corresponding to the MBS which the terminal is interested in;
and the terminal is interested in the corresponding scheduling identification of the MBS.
Referring to fig. 4, fig. 4 is a flowchart illustrating a transmission method of a multicast broadcast service according to an embodiment of the present invention, where the transmission method of the multicast broadcast service is applied to a network side device, and includes:
step 41: receiving request information, wherein the request information is used for requesting the network side equipment to establish or update or change a first auxiliary cell group of a terminal, the first auxiliary cell group is only used for transmitting MBS, and the request information comprises indication information of MBS which the terminal is interested in;
step 42: establishing or updating or changing the first auxiliary cell group according to the request information;
step 43: and sending feedback information of the request information to a source node, wherein the feedback information comprises the configuration information of the first auxiliary cell group.
In the embodiment of the invention, the first auxiliary cell group is configured for the terminal, the first auxiliary cell group is specially used for transmitting MBS, but not used for transmitting other common service data, no wireless bearing is required to be established between the terminal and the first auxiliary cell group, and the terminal receives interested MBS through the broadcast control channel of the first auxiliary cell group, thereby effectively saving limited wireless bearing resources.
Optionally, the configuration information includes at least one of:
a cell corresponding to the MBS in which the terminal is interested;
control information corresponding to MBS in which the terminal is interested; for example, System Information Block (SIB) and/or Multicast Control Channel (MCCH) Control Information for MBS reception;
resource configuration information corresponding to MBS in which the terminal is interested; e.g., time domain, frequency domain, and/or spatial domain resource configuration information.
The feedback information does not carry configuration information of data reception of other services except MBS, and optionally, the configuration information does not include configuration information of data radio bearer.
The following describes a transmission method of a multicast broadcast service according to an embodiment of the present invention with reference to a specific application scenario.
Example one
Referring to fig. 5, an application scenario of the embodiment of the present invention is as follows: the method comprises the application scenarios of a single Main Node (MN) and a single auxiliary node (SN), namely, a source node is the main node, and a target node is the auxiliary node.
Step 51: a source node (main node) sends request information to a target node (auxiliary node), wherein the request information is used for requesting to establish or update or change a first auxiliary cell group of the terminal, the first auxiliary cell group is only used for sending MBS, and the request information comprises indication information of MBS which the terminal is interested in;
the indication information of the MBS in which the terminal is interested comprises at least one of the following information:
the service information of MBS which the terminal is interested in;
the terminal is interested in the frequency point corresponding to the MBS;
and the terminal is interested in the cell corresponding to the MBS.
Step 52: if the target node (auxiliary node) agrees with the request of the source node (main node), the first auxiliary cell group is established, updated or changed according to the request information, and feedback information of the request information is sent to the source node, wherein the feedback information comprises configuration information of the first auxiliary cell group.
Optionally, the configuration information includes at least one of:
a cell corresponding to the MBS in which the terminal is interested;
control information corresponding to MBS in which the terminal is interested; for example, System Information Blocks (SIBs) and/or Multicast Control Channel (MCCH) control information for MBS reception;
resource configuration information corresponding to MBS in which the terminal is interested; e.g., time domain, frequency domain, and/or spatial domain resource configuration information.
Step 53: and the source node (main node) sends the configuration information of the first auxiliary cell group to a terminal, wherein the configuration information does not include the configuration information of a Data Radio Bearer (DRB).
Step 54: and receiving the MBS in which the terminal is interested from a target node (auxiliary node) according to the configuration information, specifically, receiving the MBS in which the terminal is interested in a broadcast control channel of the first auxiliary cell group.
Example two
Referring to fig. 6, an application scenario of the embodiment of the present invention is as follows: application scenario for Master Cell Group (MCG) handover. The switching of the master cell group refers to switching of a serving cell (serving cell) of the terminal, that is, switching from a source master node to a target master node, where the target master node needs to send request information to the secondary node again to request configuration information of a first secondary cell and send the configuration information to the terminal.
Step 61: a source node SMN (source master node) sends switching request information to a target master node TMN, wherein the switching request information is used for requesting to switch the master node and requesting to establish or update or change a first auxiliary cell group of a terminal, the first auxiliary cell group is only used for sending MBS, and the switching request information comprises indication information of MBS which the terminal is interested in;
the indication information of the MBS in which the terminal is interested comprises at least one of the following information:
the service information of MBS which the terminal is interested in;
the terminal is interested in the frequency point corresponding to the MBS;
and the terminal is interested in the cell corresponding to the MBS.
Step 62: a target main node TMN sends switching request information to an auxiliary node SN, wherein the switching request information is used for requesting to switch the main node and requesting to establish a first auxiliary cell group of a terminal, and the switching request information comprises MBS indication information which is interested by the terminal;
and step 63: and if the auxiliary node SN agrees with the request of the target main node TMN, establishing, updating or changing the first auxiliary cell group according to the switching request information, and sending feedback information of the switching request information to the target main node TMN, wherein the feedback information comprises configuration information of the first auxiliary cell group.
Optionally, the configuration information includes at least one of:
a cell corresponding to the MBS in which the terminal is interested;
control information corresponding to MBS in which the terminal is interested; for example, System Information Blocks (SIBs) and/or Multicast Control Channel (MCCH) control information for MBS reception;
resource configuration information corresponding to MBS in which the terminal is interested; e.g., time domain, frequency domain, and/or spatial domain resource configuration information.
The configuration information does not include configuration information of a Data Radio Bearer (DRB).
Step 64: the target master node informs the source master node of the information agreeing to switch;
step 65-66: interaction is carried out between the source main node SMN and the auxiliary node SN so as to distribute the auxiliary node SN to the release of the resource of the source main node SMN;
if the radio bearer is configured, the radio bearer is released, and if the radio bearer is not configured, the broadcast channel also needs to be released;
step 67: and the target master node TMN sends the configuration information of the first secondary cell group to a terminal, wherein the configuration information does not include the configuration information of a Data Radio Bearer (DRB).
Step 68: and the terminal receives the MBS which the terminal is interested in from the auxiliary node SN according to the configuration information, and particularly receives the MBS which the terminal is interested in from a broadcast control channel of the first auxiliary cell group.
EXAMPLE III
Referring to fig. 7, an application scenario of the embodiment of the present invention is as follows: and (4) an application scene of switching the auxiliary nodes.
Step 71: a source node MN (main node) sends request information to a target node TSN (target secondary node), wherein the request information is used for establishing a first secondary cell group of a terminal, the first secondary cell group is only used for sending MBS, and the switching request information comprises indication information of MBS which the terminal is interested in;
the indication information of the MBS in which the terminal is interested comprises at least one of the following information:
the service information of MBS which the terminal is interested in;
the terminal is interested in the frequency point corresponding to the MBS;
and the terminal is interested in the cell corresponding to the MBS.
Step 72: if the target auxiliary node TSN agrees with the request of the main node MN, the first auxiliary cell group is established according to the request information, and the feedback information of the request information is sent to the main node MN, wherein the feedback information comprises the configuration information of the first auxiliary cell group.
Optionally, the configuration information includes at least one of:
a cell corresponding to the MBS in which the terminal is interested;
control information corresponding to MBS in which the terminal is interested; for example, System Information Blocks (SIBs) and/or Multicast Control Channel (MCCH) control information for MBS reception;
resource configuration information corresponding to MBS in which the terminal is interested; e.g., time domain, frequency domain, and/or spatial domain resource configuration information.
The configuration information does not include configuration information of a Data Radio Bearer (DRB).
Steps 73-74: interaction is carried out between the main node MN and the source auxiliary node SSN so as to distribute the source auxiliary node SSN to the release of the resources of the main node SMN;
if the radio bearer is configured, the radio bearer is released, and if the radio bearer is not configured, the broadcast channel also needs to be released;
step 75: and the main node MN sends the configuration information of the first auxiliary cell group to a terminal, wherein the configuration information does not include the configuration information of a Data Radio Bearer (DRB).
Step 76: and the terminal receives the MBS which the terminal is interested in from the target auxiliary node TSN according to the configuration information, and particularly receives the MBS which the terminal is interested in a broadcast control channel of the first auxiliary cell group.
The transmission method of the multicast broadcast service in the embodiment of the invention can be applied to communication systems such as 5G, LTE and the like, and can also be applied to an internet of things system which only needs downlink.
Referring to fig. 8, an embodiment of the present invention further provides a terminal 80, including:
a reporting module 81, configured to report the MBS indicator information of interest to the terminal;
a first receiving module 82, configured to receive configuration information of a first secondary cell group, where the first secondary cell group is only used for MBS transmission;
a second receiving module 83, configured to receive, according to the configuration information, the MBS that the terminal is interested in on the broadcast control channel of the first secondary cell group.
In the embodiment of the invention, the special first auxiliary cell group is established for the terminal, the first auxiliary cell group is specially used for transmitting the MBS and is not used for transmitting other common service data, no wireless bearer is required to be established between the terminal and the first auxiliary cell group, and the terminal receives the interested MBS through the broadcast control channel of the first auxiliary cell group, thereby effectively saving limited wireless bearer resources.
Optionally, the indication information of the MBS in which the terminal is interested includes at least one of:
the service information of MBS which the terminal is interested in;
the terminal is interested in the frequency point corresponding to the MBS;
and the terminal is interested in the cell corresponding to the MBS.
Optionally, the service information of the MBS in which the terminal is interested includes at least one of the following:
the terminal is interested in the MBS service identification;
the terminal is interested in the service cell identification of the MBS;
the terminal is interested in the QoS flow identification of the MBS;
a session control identifier of MBS which the terminal is interested in;
the terminal is interested in the corresponding bearing identification of the MBS;
a logic channel identifier corresponding to the MBS which the terminal is interested in;
and the terminal is interested in the corresponding scheduling identification of the MBS.
The terminal provided by the embodiment of the present invention can implement each process implemented by the terminal in the embodiment of the method in fig. 2, and is not described herein again in order to avoid repetition.
Referring to fig. 9, an embodiment of the present invention further provides a network-side device 90, including:
a third receiving module 91, configured to receive indication information of an MBS in which the terminal is interested;
a first sending module 92, configured to send request information to a target node, where the request information is used to request to establish or update or change a first auxiliary cell group of the terminal, the first auxiliary cell group is only used for sending MBS, and the request information includes indication information of an MBS in which the terminal is interested;
a fourth receiving module 93, configured to receive feedback information of the request information sent by the target node, where the feedback information includes configuration information of the first secondary cell group;
a second sending module 94, configured to send the configuration information of the first secondary cell group to the terminal.
Optionally, the request information does not include information for establishing a data radio bearer;
or
The request information comprises indication information used for indicating the target node to establish or update or change the first auxiliary cell group of the terminal.
Optionally, the indication information of the MBS in which the terminal is interested includes at least one of:
the service information of MBS which the terminal is interested in;
the terminal is interested in the frequency point corresponding to the MBS;
and the terminal is interested in the cell corresponding to the MBS.
Optionally, the service information of the MBS in which the terminal is interested includes at least one of the following:
the terminal is interested in the MBS service identification;
the terminal is interested in the service cell identification of the MBS;
the terminal is interested in the QoS flow identification of the MBS;
a session control identifier of MBS which the terminal is interested in;
the terminal is interested in the corresponding bearing identification of the MBS;
a logic channel identifier corresponding to the MBS which the terminal is interested in;
and the terminal is interested in the corresponding scheduling identification of the MBS.
The terminal provided in the embodiment of the present invention can implement each process implemented by the network side device in the method embodiment of fig. 3, and is not described here again to avoid repetition.
Referring to fig. 10, an embodiment of the present invention further provides a network-side device 100, including:
a receiving module 101, configured to receive request information, where the request information is used to request the network side device to establish or update or change a first secondary cell group of a terminal, the first secondary cell group is only used for sending MBS, and the request information includes indication information of an MBS in which the terminal is interested;
an executing module 102, configured to establish, update, or change the first secondary cell group according to the request information;
a sending module 103, configured to send feedback information of the request information to a source node, where the feedback information includes configuration information of the first secondary cell group.
Optionally, the configuration information includes at least one of:
a cell corresponding to the MBS in which the terminal is interested;
control information corresponding to MBS in which the terminal is interested;
and resource configuration information corresponding to the MBS in which the terminal is interested.
Optionally, the configuration information does not include configuration information of a data radio bearer.
The terminal provided in the embodiment of the present invention can implement each process implemented by the network side device in the method embodiment of fig. 4, and is not described here again to avoid repetition.
Fig. 11 is a schematic diagram of a hardware structure of a terminal for implementing various embodiments of the present invention, where the terminal 110 includes, but is not limited to: radio frequency unit 111, network module 112, audio output unit 113, input unit 114, sensor 115, display unit 116, user input unit 117, interface unit 118, memory 119, processor 1110, and power supply 1111. Those skilled in the art will appreciate that the terminal structure shown in fig. 11 does not constitute a limitation of the terminal, and that the terminal may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components. In the embodiment of the present invention, the terminal includes, but is not limited to, a mobile phone, a tablet computer, a notebook computer, a palm computer, a vehicle-mounted terminal, a wearable device, a pedometer, and the like.
The radio frequency unit 111 is configured to report MBS indicator information of the terminal that is interested in; receiving configuration information of a first auxiliary cell group, wherein the first auxiliary cell group is only used for transmitting MBS;
a processor 1110, configured to receive, by using the radio frequency unit 111, an MBS in which the terminal is interested in on a broadcast control channel of the first secondary cell group according to the configuration information.
The terminal provided by the embodiment of the present invention can implement each process implemented by the terminal in the method embodiment of fig. 2, and is not described here again to avoid repetition.
It should be understood that, in the embodiment of the present invention, the rf unit 111 may be used for receiving and sending signals during a message transmission or call process, and specifically, receives downlink data from a base station and then processes the received downlink data to the processor 1110; in addition, the uplink data is transmitted to the base station. In general, radio frequency unit 111 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 111 may also communicate with a network and other devices through a wireless communication system.
The terminal provides the user with wireless broadband internet access via the network module 112, such as helping the user send and receive e-mails, browse web pages, and access streaming media.
The audio output unit 113 may convert audio data received by the radio frequency unit 111 or the network module 112 or stored in the memory 119 into an audio signal and output as sound. Also, the audio output unit 113 may also provide audio output related to a specific function performed by the terminal 110 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 113 includes a speaker, a buzzer, a receiver, and the like.
The input unit 114 is used to receive an audio or video signal. The input Unit 114 may include a Graphics Processing Unit (GPU) 1141 and a microphone 1142, and the Graphics Processing Unit 1141 processes image data of a still picture or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 116. The image frames processed by the graphic processor 1141 may be stored in the memory 119 (or other storage medium) or transmitted via the radio frequency unit 111 or the network module 112. The microphone 1142 may receive sound and may be capable of processing such sound into audio data. The processed audio data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 111 in case of the phone call mode.
The terminal 110 also includes at least one sensor 115, such as a light sensor, a motion sensor, and other sensors. Specifically, the light sensor includes an ambient light sensor that adjusts the brightness of the display panel 1161 according to the brightness of ambient light, and a proximity sensor that turns off the display panel 1161 and/or backlight when the terminal 110 moves to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally three axes), detect the magnitude and direction of gravity when stationary, and can be used to identify the terminal posture (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration identification related functions (such as pedometer, tapping), and the like; the sensors 115 may also include fingerprint sensors, pressure sensors, iris sensors, molecular sensors, gyroscopes, barometers, hygrometers, thermometers, infrared sensors, etc., which are not described in detail herein.
The display unit 116 is used to display information input by the user or information provided to the user. The Display unit 116 may include a Display panel 1161, and the Display panel 1161 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.
The user input unit 117 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the terminal. Specifically, the user input unit 117 includes a touch panel 1171 and other input devices 1172. Touch panel 1171, also referred to as a touch screen, may collect touch operations by a user on or near it (e.g., user operations on or near touch panel 1171 using a finger, stylus, or any suitable object or accessory). Touch panel 1171 can include two portions, a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, and sends the touch point coordinates to the processor 1110, and receives and executes commands sent from the processor 1110. In addition, the touch panel 1171 can be implemented by various types such as resistive, capacitive, infrared, and surface acoustic wave. In addition to the touch panel 1171, the user input unit 117 may also include other input devices 1172. Specifically, the other input devices 1172 may include, but are not limited to, a physical keyboard, function keys (such as volume control keys, switch keys, etc.), a track ball, a mouse, and a joystick, which are not described herein.
Further, touch panel 1171 can be overlaid on display panel 1161, and when touch panel 1171 detects a touch operation thereon or nearby, the touch operation can be transmitted to processor 1110 to determine the type of touch event, and then processor 1110 can provide a corresponding visual output on display panel 1161 according to the type of touch event. Although in fig. 11, the touch panel 1171 and the display panel 1161 are two independent components to implement the input and output functions of the terminal, in some embodiments, the touch panel 1171 and the display panel 1161 may be integrated to implement the input and output functions of the terminal, and the implementation is not limited herein.
The interface unit 118 is an interface for connecting an external device to the terminal 110. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 118 may be used to receive input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the terminal 110 or may be used to transmit data between the terminal 110 and the external device.
The memory 119 may be used to store software programs as well as various data. The memory 119 may mainly include a program storage area and a data storage area, wherein the program storage area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 119 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
The processor 1110 is a control center of the terminal, connects various parts of the entire terminal using various interfaces and lines, performs various functions of the terminal and processes data by operating or executing software programs and/or modules stored in the memory 119 and calling data stored in the memory 119, thereby performing overall monitoring of the terminal. Processor 1110 may include one or more processing units; preferably, the processor 1110 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into processor 1110.
The terminal 110 may further include a power supply 1111 (e.g., a battery) for supplying power to various components, and preferably, the power supply 1111 may be logically connected to the processor 1110 through a power management system, so as to manage charging, discharging, and power consumption management functions through the power management system.
In addition, the terminal 110 includes some functional modules that are not shown, and are not described in detail herein.
Referring to fig. 12, an embodiment of the present invention further provides a terminal 121, including a processor 1210, a memory 122, and a computer program stored in the memory 122 and operable on the processor 1210, where the computer program, when executed by the processor 1210, implements the processes of the foregoing transmission method embodiment for a multicast broadcast service applied to a terminal, and can achieve the same technical effects, and is not described herein again to avoid repetition.
Referring to fig. 13, an embodiment of the present invention further provides a network-side device 130, which includes a processor 131, a memory 132, and a computer program stored in the memory 132 and capable of running on the processor 131, where the computer program is executed by the processor 131 to implement the processes of the transmission method embodiment (the embodiment corresponding to fig. 3) of the multicast broadcast service applied to the network-side device, and can achieve the same technical effects, and details are not repeated here to avoid repetition.
Referring to fig. 14, an embodiment of the present invention further provides a network-side device 140, which includes a processor 141, a memory 142, and a computer program stored in the memory 142 and capable of running on the processor 141, where the computer program is executed by the processor 141 to implement the processes of the transmission method embodiment (the embodiment corresponding to fig. 4) of the multicast broadcast service applied to the network-side device, and can achieve the same technical effects, and therefore, the descriptions thereof are omitted here to avoid repetition.
An embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the computer program implements the processes of the foregoing transmission method embodiment for a multicast broadcast service applied to a terminal, and can achieve the same technical effects, and in order to avoid repetition, the details are not repeated here.
An embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when executed by a processor, the computer program implements each process of the foregoing transmission method embodiment for a multicast broadcast service applied to a network-side device, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here.
The computer-readable storage medium may be a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (23)
1. A transmission method of multicast broadcast service is applied to a terminal, and is characterized by comprising the following steps:
reporting indication information of a multicast broadcast service MBS which the terminal is interested in;
receiving configuration information of a first auxiliary cell group, wherein the first auxiliary cell group is only used for transmitting MBS;
and receiving the MBS which the terminal is interested in on the broadcast control channel of the first auxiliary cell group according to the configuration information.
2. The method of claim 1, wherein the indication information of MBS of interest to the terminal comprises at least one of:
the service information of MBS which the terminal is interested in;
the terminal is interested in the frequency point corresponding to the MBS;
and the terminal is interested in the cell corresponding to the MBS.
3. The method of claim 2, wherein the service information of the MBS in which the terminal is interested comprises at least one of:
the terminal is interested in the MBS service identification;
the terminal is interested in the service cell identification of the MBS;
a QoS flow identifier of MBS which the terminal is interested in;
a session control identifier of MBS which the terminal is interested in;
the terminal is interested in the corresponding bearing identification of the MBS;
a logic channel identifier corresponding to the MBS which the terminal is interested in;
and the terminal is interested in the corresponding scheduling identification of the MBS.
4. A transmission method of multicast broadcast service is applied to network side equipment, and is characterized by comprising the following steps:
receiving indication information of MBS which is interested by the terminal;
sending request information to a target node, wherein the request information is used for requesting to establish or update or change a first auxiliary cell group of the terminal, the first auxiliary cell group is only used for sending MBS, and the request information comprises indication information of MBS which the terminal is interested in;
receiving feedback information of the request information sent by the target node, wherein the feedback information comprises configuration information of the first auxiliary cell group;
and sending the configuration information of the first auxiliary cell group to a terminal.
5. The method of claim 4,
the request information does not include information for establishing a data radio bearer;
or
The request information comprises indication information used for indicating the target node to establish or update or change the first auxiliary cell group of the terminal.
6. The method of claim 4, wherein the indication information of the MBS in which the terminal is interested comprises at least one of:
the service information of MBS which the terminal is interested in;
the terminal is interested in the frequency point corresponding to the MBS;
and the terminal is interested in the cell corresponding to the MBS.
7. The method of claim 6, wherein the service information of the MBS in which the terminal is interested comprises at least one of:
the terminal is interested in the MBS service identification;
the terminal is interested in the service cell identification of the MBS;
the terminal is interested in the QoS flow identification of the MBS;
a session control identifier of MBS which the terminal is interested in;
the terminal is interested in the corresponding bearing identification of the MBS;
a logic channel identifier corresponding to the MBS which the terminal is interested in;
and the terminal is interested in the corresponding scheduling identification of the MBS.
8. A transmission method of multicast broadcast service is applied to network side equipment, and is characterized by comprising the following steps:
receiving request information, wherein the request information is used for requesting the network side equipment to establish or update or change a first auxiliary cell group of a terminal, the first auxiliary cell group is only used for transmitting MBS, and the request information comprises indication information of MBS which the terminal is interested in;
establishing or updating or changing the first auxiliary cell group according to the request information;
and sending feedback information of the request information to a source node, wherein the feedback information comprises the configuration information of the first auxiliary cell group.
9. The method of claim 8, wherein the configuration information comprises at least one of:
a cell corresponding to the MBS in which the terminal is interested;
control information corresponding to MBS in which the terminal is interested;
and resource configuration information corresponding to the MBS in which the terminal is interested.
10. The method according to claim 8 or 9, wherein the configuration information does not include configuration information of a data radio bearer.
11. A terminal, comprising:
a reporting module, configured to report MBS indication information of interest to the terminal;
a first receiving module, configured to receive configuration information of a first secondary cell group, where the first secondary cell group is only used for MBS transmission;
and a second receiving module, configured to receive, according to the configuration information, the MBS in which the terminal is interested in a broadcast control channel of the first secondary cell group.
12. The terminal of claim 11, wherein the indication information of MBS in which the terminal is interested comprises at least one of:
the service information of MBS which the terminal is interested in;
the terminal is interested in the frequency point corresponding to the MBS;
and the terminal is interested in the cell corresponding to the MBS.
13. The terminal of claim 12, wherein the service information of the MBS in which the terminal is interested comprises at least one of:
the terminal is interested in the MBS service identification;
the terminal is interested in the service cell identification of the MBS;
the terminal is interested in the QoS flow identification of the MBS;
a session control identifier of MBS which the terminal is interested in;
the terminal is interested in the corresponding bearing identification of the MBS;
a logic channel identifier corresponding to the MBS which the terminal is interested in;
and the terminal is interested in the corresponding scheduling identification of the MBS.
14. A network-side device, comprising:
a third receiving module, configured to receive MBS indicator information of interest to the terminal;
a first sending module, configured to send request information to a target node, where the request information is used to request to establish or update or change a first auxiliary cell group of the terminal, the first auxiliary cell group is only used for sending MBS, and the request information includes indication information of MBS in which the terminal is interested;
a fourth receiving module, configured to receive feedback information of the request information sent by the target node, where the feedback information includes configuration information of the first secondary cell group;
and the second sending module is used for sending the configuration information of the first auxiliary cell group to the terminal.
15. The network-side device of claim 14,
the request information does not include information for establishing a data radio bearer;
or
The request information comprises indication information used for indicating the target node to establish or update or change the first auxiliary cell group of the terminal.
16. The network-side device of claim 14, wherein the indication information of the MBS in which the terminal is interested comprises at least one of:
the service information of MBS which the terminal is interested in;
the terminal is interested in the frequency point corresponding to the MBS;
and the terminal is interested in the cell corresponding to the MBS.
17. The network-side device of claim 16, wherein the service information of the MBS in which the terminal is interested includes at least one of:
the terminal is interested in the MBS service identification;
the terminal is interested in the service cell identification of the MBS;
the terminal is interested in the QoS flow identification of the MBS;
a session control identifier of MBS which the terminal is interested in;
the terminal is interested in the corresponding bearing identification of the MBS;
a logic channel identifier corresponding to the MBS which the terminal is interested in;
and the terminal is interested in the corresponding scheduling identification of the MBS.
18. A network-side device, comprising:
a receiving module, configured to receive request information, where the request information is used to request the network side device to establish or update or change a first auxiliary cell group of a terminal, the first auxiliary cell group is only used for sending MBS, and the request information includes indication information of an MBS in which the terminal is interested;
the execution module is used for establishing, updating or changing the first auxiliary cell group according to the request information;
and the sending module is used for sending feedback information of the request information to a source node, wherein the feedback information comprises the configuration information of the first auxiliary cell group.
19. The network-side device of claim 18, wherein the configuration information comprises at least one of:
a cell corresponding to the MBS in which the terminal is interested;
control information corresponding to MBS in which the terminal is interested;
and resource configuration information corresponding to the MBS in which the terminal is interested.
20. The network-side device of claim 18 or 19, wherein the configuration information does not include configuration information of a data radio bearer.
21. A terminal, characterized in that it comprises a processor, a memory and a computer program stored on the memory and executable on the processor, the computer program, when executed by the processor, implementing the steps of the transmission method of multicast broadcast services according to any of claims 1 to 3.
22. A network-side device comprising a processor, a memory and a computer program stored on the memory and executable on the processor, wherein the computer program when executed by the processor implements the steps of the method for transmitting a multicast broadcast service according to any one of claims 4 to 7 or wherein the computer program when executed by the processor implements the steps of the method for transmitting a multicast broadcast service according to any one of claims 8 to 10.
23. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the transmission method of a multicast broadcast service according to any one of claims 1 to 3; or, the computer program when being executed by a processor implements the steps of the transmission method of a multicast broadcast service according to any one of claims 4 to 7; alternatively, the computer program when executed by a processor implements the steps of the transmission method of a multicast broadcast service according to any of claims 8 to 10.
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