MLchartDataset catalogue

Patent · US2012033605A1 · A1 · US

Method, device and system for transmitting a push message

(11) Publication number
US2012033605A1
(21) Application number
13/275,051
(22) Filing date
2011-10-17
(30) Priority date
2009-04-15
(43) Publication date
2012-02-09
(51) IPC
H04L 12/56; H04W 4/06; G06F 15/16; H04H 20/71; H04W 4/00
(52) CPC
  • H04L Transmission of digital information, e.g. telegraphic communication: 12/1859
  • H04W Wireless communication networks: 72/30
(73) Assignee
Huawei Technologies Co Ltd
(72) Inventors
Jian Yang; Shunan Fan; Lei Wang
(54) Title
Method, device and system for transmitting a push message
(57) Abstract

In the field of wireless communications technologies, a method, a device and a system for transmitting a push message are provided, which solve the technical problem that a push message may not be transmitted in an appropriate Point To Multipoint (PTM) bearer mode in the prior art. The method includes: determining at least one mode in PTM bearer modes for a received push message; adapting respectively, for the push message, a transmission bearer type corresponding to the at least one mode; and transmitting the adapted push message to a terminal through a PTM bearer network corresponding to the transmission bearer type.

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Claims (1)

  1. A method for transmitting a push message, comprising: determining at least one mode in Point To Multipoint (PTM) bearer modes for a received push message; configuring, for the push message, a transmission bearer type corresponding to the at least one mode; and transmitting the push message through a PTM bearer network corresponding to the transmission bearer type. 2. The method for transmitting a push message according to claim 1, wherein the PTM bearer modes comprise: a Cell Broadcast Service (CBS) bearer mode, a Multimedia Broadcast Multicast Service (MBMS) bearer mode, a Broadcast/Multicast Services (BCMCS) bearer mode, and a Mobile Broadcast Service, (BCAST) bearer mode. 3. The method for transmitting a push message according to claim 1, wherein transmitting the push message through the PTM bearer network corresponding to the transmission bearer type comprises: transmitting the push message to a PTM-push client on a terminal through the PTM bearer network corresponding to the transmission bearer type by using a PTM adaptation interface on a PTM-push server. 4. The method for transmitting a push message according to claim 3, wherein the PTM bearer network corresponding to the transmission bearer type is capable of recognizing the transmission bearer type of the push message, and the PTM bearer network comprises: a CBS bearer network, a MBMS bearer network, a BCMCS bearer network, and a BCAST bearer network. 5. The method for transmitting a push message according to claim 1, wherein determining the at least one mode in the PTM bearer modes for the received push message comprises: determining whether the push message comprises at least one PTM bearer indication identification (ID); if the push message comprises at least one PTM bearer indication ID, determining whether a PTM bearer mode indicated by the PTM bearer indication ID is available; and if the PTM bearer mode indicated by the PTM bearer indication ID is available, determining at least one PTM bearer mode according to the PTM bearer indication ID. 6. The method for transmitting a push message according to claim 1, wherein determining the at least one mode in the PTM bearer modes for the received push message comprises: determining whether the push message comprises at least one PTM bearer indication ID; if the push message comprises at least one PTM bearer indication ID, determining whether a PTM bearer mode indicated by the PTM bearer indication ID is available; and if the push message does not comprise a PTM bearer indication ID or the PTM bearer mode indicated by the PTM bearer indication ID is not available, selecting at least one mode according to target terminal group information and/or network side information. 7. The method for transmitting a push message according to claim 5, wherein the PTM bearer indication ID comprises at least one of: an indicator of the PTM bearer mode, an address type suitable for broadcast or multicast, a port number type suitable for broadcast or multicast, and a network ID indicating a bearer network using the PTM bearer mode. 8. The method for transmitting a push message according to claim 7, wherein the indicator of the PTM bearer mode comprises at least one of the an indicator indicating transmission using a PTM mode, an indicator indicating transmission using a broadcast or multicast mode, an indicator indicating transmission using CBS, an indicator indicating transmission using a MBMS, an indicator indicating transmission using BCMCS, and an indicator indicating transmission using a BCAST. 9. The method for transmitting a push message according to claim 1, wherein one determined mode corresponds to one transmission bearer type, and configuring the transmission bearer type corresponding to the determined mode for the push message comprises: converting a transfer mode of the push message into a transfer mode recognizable by the determined mode, and performing at least one of: (1) indicating a push application ID for pushing the push message to a PTM-push client through the PTM bearer network; (2) establishing, for the push message, a session link for the determined mode; (3) converting an address type of the push message into an address type recognizable by the determined mode; and (4) negotiating transmission channel parameters used in the PTM transmission bearer of the push message, wherein the transmission channel parameters comprise: parameters for establishing a transmission channel, parameters for modifying the transmission channel and parameters for releasing the transmission channel, and the transmission bearer channel matches the determined mode. 10. The method for transmitting a push message according to claim further comprising: transmitting a response message carrying the determined at least one mode to a push initiator (PI). 11. A method for receiving a push message, comprising: receiving a push message from a Point To Multipoint (PTM)-push server through a PTM bearer network, wherein the push message is a push message of a transmission bearer type adapted to correspond to the at least one PTM transmission bearer mode according to the determined at least one PTM transmission bearer mode by the PTM-push server; and configuring a type recognizable by a PTM-push client for the received push message. 12. The method for receiving a push message according to claim 11, wherein configuring the type recognizable by the PTM-push client for the received push message comprises: converting a transfer mode of the push message into a transfer mode of the type recognizable by the PTM-push client, and performing at least one of: (1) converting an address type of the push message into an address type recognizable by the PTM-push client; (2) establishing, for the push message, a session link recognizable by the PTM-push client; (3) negotiating transmission channel parameters used in the PTM transmission bearer of the push message, wherein the transmission channel parameters comprise: parameters for establishing a transmission channel, parameters for modifying the transmission channel and parameters for releasing the transmission channel, and the PTM-push client recognizes the transmission bearer channel. 13. The method for receiving a push message according to claim 11, wherein the PTM bearer network comprises: a Cell Broadcast Service (CBS) bearer network, a Multimedia Broadcast Multicast Service (MBMS) bearer network, a Broadcast/Multicast Services (BCMCS) bearer network, and a Mobile Broadcast Service, (BCAST) bearer network, and before receiving the push message from the PTM-push server through the PTM bearer network, the method further comprises: receiving a PTM configuration message from the PTM-push server, wherein the PTM configuration message comprises parameters for connecting the PTM-push client and the PTM bearer network; and connecting to the PTM bearer network according to the parameters. 14. A network device, comprising: a bearer selection module configured to determine, for a received push message, at least one mode in Point To Multipoint (PTM) bearer modes; a bearer adaptation module, configured to configure, for the push message, a transmission bearer type corresponding to the at least one mode determined by the bearer selection module; and a transmission module configured to transmit the push message through a PTM bearer network corresponding to the transmission bearer type. 15. The network device according to claim 14, wherein the transmission module comprises: a transmission sub-module configured to transmit the push message to a PTM-push client on a terminal through the PTM bearer network corresponding to the transmission bearer type by using a PTM interface. 16. The network device according to claim 14, wherein the bearer selection module comprises: a determination unit, configured to determine whether the push message comprises at least one PTM bearer indication identification (ID); and a selection unit, configured to determine whether a PTM bearer mode indicated by the PTM bearer indication ID is available when the determination unit determines that the push message comprises at least one available PTM bearer indication ID, and select at least one mode according to the PTM bearer indication ID when it is determined that the PTM bearer mode is available; or select at least one mode according to target terminal group information and/or network side information when it is determined that the PTM bearer mode is not available. 17. The network device according to claim 14, wherein the bearer selection module comprises: a determination unit, configured to determine whether the push message comprises at least one PTM bearer indication ID; and a selection unit, configured to determine whether a PTM bearer mode indicated by the PTM bearer indication ID is available when the determination unit determines that the push message comprises at least one available PTM bearer indication ID, and select at least one mode according to target terminal group information and network side information when the determination unit determines that the push message does not comprise a PTM bearer indication ID or the PTM bearer mode indicated by the PTM bearer indication ID is not available. 18. The network device according to claim 14, wherein the bearer adaptation module comprises at least one adaptation unit, each adaptation unit of the at least one adaptation unit is configured to configure a transmission bearer type for the push message, and the transmission bearer type is a mode selected from the at least one mode determined by the bearer selection module; and each adaptation unit of the at least one adaptation unit comprises: a first configuration sub-unit, configured to convert a transfer mode of the push message into a transfer mode recognizable by the determined mode; and at least one of the following sub-units: a second configuration sub-unit, configured to indicate a push application ID for pushing the push message to a PTM-push client through the PTM bearer network; a third configuration sub-unit, configured to establish, for the push message, a session link for the determined mode; a fourth configuration sub-unit, configured to convert an address type of the push message into an address type recognizable by the determined mode; and a fifth configuration sub-unit, configured to negotiate transmission channel parameters used in the PTM transmission bearer of the push message, wherein the transmission channel parameters comprise: parameters for establishing a transmission channel, parameters for modifying the transmission channel and parameters for releasing the transmission channel, and the transmission bearer channel matches the determined mode; and the bearer selection module is further configured to forward the push message to the adaptation unit in the bearer adaptation module that is corresponding to the mode according to the selected PTM bearer mode. 19. The network device according to claim 14, further comprising: a responding module, configured to transmit a response message carrying the determined at least one mode to a push initiator (PI). 20. A terminal, comprising: a first receiving module, configured to receive a push message from a Point To Multipoint, (PTM)-push server through a PTM bearer network, wherein the push message is a push message of a transmission bearer type adapted to correspond to the at least one PTM transmission bearer mode according to the determined at least one PTM transmission bearer mode by the PTM-push server; and an adaptation module, configured to adapt, for the received push message, a type recognizable by a PTM-push client. 21. The terminal according to claim 20, wherein the adaptation module comprises at least one adaptation unit, each adaptation unit of the at least one adaptation unit is configured to configure a type recognizable by the client for the push message of a transmission bearer type, and each adaptation unit of the at least one adaptation unit comprises: a first configuration sub-unit, configured to convert a transfer mode of the push message into a transfer mode of the type recognizable by the PTM-push client; and at least one of the following sub-units: a second configuration sub-unit, configured to convert an address type of the push message into an address type recognizable by the PTM-push client; a third configuration sub-unit, configured to establish, for the push message, a session link recognizable by the PTM-push client; and a fourth configuration sub-unit, configured to negotiate transmission channel parameters used in the transmission bearer of the push message, wherein the transmission channel parameters comprise: parameters for establishing a transmission channel, parameters for modifying the transmission channel and parameters for releasing the transmission channel, and the PTM-push client recognizes the transmission bearer channel. 22. The terminal according to claim 20, further comprising: a second receiving module, configured to receive a PTM configuration message from the PTM-push server, wherein the PTM configuration message comprises parameters for connecting the PTM-push client and the PTM bearer network; and a connection module, configured to connect to the PTM bearer network according to the parameters. 23. A system for transmitting a push message, comprising: a Point To Multipoint (PTM)-push server, configured to determine at least one mode in PTM bearer modes for a received push message, adapt respectively, for the push message, a transmission bearer type corresponding to the determined at least one mode, and transmit the adapted push message through a PTM bearer network corresponding to the transmission bearer type. 24. The system for transmitting a push message according to claim 23, further comprising: a push initiator (PI), configured to transmit a push message to a push server, wherein the push server comprises a PTM-push server, a push proxy gateway (PPG), and an application server; the PPG is configured to receive the push message transmitted by the PI, and process the push message supporting an Over The Air-Wireless Session Protocol (OTA-WSP) and an Over The Air-Hypertext Transfer Protocol (OTA-HTTP); and the application server is configured to receive the push message transmitted by the PI, and process the push message supporting an Over The Air-Session Initiation Protocol (OTA-SIP).

Description

This application is a continuation of International Application No. PCT/CN2010/071791, filed on Apr. 15, 2010, which claims priority to Chinese Patent Application No. 200910134529.1, filed on Apr. 15, 2009, both of which are incorporated herein by references in their entireties.

The present invention relates to the field of wireless communications technologies, and in particular, to a method, a device and a system for transmitting a push message.

The Point To Multipoint (PTM) bearer mode may refer to a broadcast or multicast mode. The application in push technologies is that, when target receiving ends of a push message transmitted by a push initiator (PI) at a network side are multiple terminals, a push server at the network side may transmit the push message in the PTM bearer mode, that is, the broadcast or multicast mode, so as to reduce the burden on the network side.

According to different broadcast and/or multicast technologies involved in the PTM bearer mode, the industry specifically defines the PTM bearer mode as the following modes: a Cell Broadcast Service (CBS) bearer mode corresponding to a CBS, a Multimedia Broadcast Multicast Service (MBMS) bearer mode corresponding to an MBMS, a Broadcast/Multicast Services (BCMCS) bearer mode corresponding to a BCMCS, and a mobile broadband digital broadcast/multicast service (Mobile Broadcast Service, BCAST) bearer mode corresponding to a mobile broadband digital broadcast/multicast service.

Citations (4)

  • US20070136759A1
  • US20060230154A1
  • US20090047932A1
  • US20090077247A1
Record as JSON
{
  "publication_number": "US2012033605A1",
  "country": "US",
  "kind": "A1",
  "title": "Method, device and system for transmitting a push message",
  "abstract": "In the field of wireless communications technologies, a method, a device and a system for transmitting a push message are provided, which solve the technical problem that a push message may not be transmitted in an appropriate Point To Multipoint (PTM) bearer mode in the prior art. The method includes: determining at least one mode in PTM bearer modes for a received push message; adapting respectively, for the push message, a transmission bearer type corresponding to the at least one mode; and transmitting the adapted push message to a terminal through a PTM bearer network corresponding to the transmission bearer type.",
  "claims": [
    "1. A method for transmitting a push message, comprising: determining at least one mode in Point To Multipoint (PTM) bearer modes for a received push message; configuring, for the push message, a transmission bearer type corresponding to the at least one mode; and transmitting the push message through a PTM bearer network corresponding to the transmission bearer type. 2. The method for transmitting a push message according to claim 1, wherein the PTM bearer modes comprise: a Cell Broadcast Service (CBS) bearer mode, a Multimedia Broadcast Multicast Service (MBMS) bearer mode, a Broadcast/Multicast Services (BCMCS) bearer mode, and a Mobile Broadcast Service, (BCAST) bearer mode. 3. The method for transmitting a push message according to claim 1, wherein transmitting the push message through the PTM bearer network corresponding to the transmission bearer type comprises: transmitting the push message to a PTM-push client on a terminal through the PTM bearer network corresponding to the transmission bearer type by using a PTM adaptation interface on a PTM-push server. 4. The method for transmitting a push message according to claim 3, wherein the PTM bearer network corresponding to the transmission bearer type is capable of recognizing the transmission bearer type of the push message, and the PTM bearer network comprises: a CBS bearer network, a MBMS bearer network, a BCMCS bearer network, and a BCAST bearer network. 5. The method for transmitting a push message according to claim 1, wherein determining the at least one mode in the PTM bearer modes for the received push message comprises: determining whether the push message comprises at least one PTM bearer indication identification (ID); if the push message comprises at least one PTM bearer indication ID, determining whether a PTM bearer mode indicated by the PTM bearer indication ID is available; and if the PTM bearer mode indicated by the PTM bearer indication ID is available, determining at least one PTM bearer mode according to the PTM bearer indication ID. 6. The method for transmitting a push message according to claim 1, wherein determining the at least one mode in the PTM bearer modes for the received push message comprises: determining whether the push message comprises at least one PTM bearer indication ID; if the push message comprises at least one PTM bearer indication ID, determining whether a PTM bearer mode indicated by the PTM bearer indication ID is available; and if the push message does not comprise a PTM bearer indication ID or the PTM bearer mode indicated by the PTM bearer indication ID is not available, selecting at least one mode according to target terminal group information and/or network side information. 7. The method for transmitting a push message according to claim 5, wherein the PTM bearer indication ID comprises at least one of: an indicator of the PTM bearer mode, an address type suitable for broadcast or multicast, a port number type suitable for broadcast or multicast, and a network ID indicating a bearer network using the PTM bearer mode. 8. The method for transmitting a push message according to claim 7, wherein the indicator of the PTM bearer mode comprises at least one of the an indicator indicating transmission using a PTM mode, an indicator indicating transmission using a broadcast or multicast mode, an indicator indicating transmission using CBS, an indicator indicating transmission using a MBMS, an indicator indicating transmission using BCMCS, and an indicator indicating transmission using a BCAST. 9. The method for transmitting a push message according to claim 1, wherein one determined mode corresponds to one transmission bearer type, and configuring the transmission bearer type corresponding to the determined mode for the push message comprises: converting a transfer mode of the push message into a transfer mode recognizable by the determined mode, and performing at least one of: (1) indicating a push application ID for pushing the push message to a PTM-push client through the PTM bearer network; (2) establishing, for the push message, a session link for the determined mode; (3) converting an address type of the push message into an address type recognizable by the determined mode; and (4) negotiating transmission channel parameters used in the PTM transmission bearer of the push message, wherein the transmission channel parameters comprise: parameters for establishing a transmission channel, parameters for modifying the transmission channel and parameters for releasing the transmission channel, and the transmission bearer channel matches the determined mode. 10. The method for transmitting a push message according to claim further comprising: transmitting a response message carrying the determined at least one mode to a push initiator (PI). 11. A method for receiving a push message, comprising: receiving a push message from a Point To Multipoint (PTM)-push server through a PTM bearer network, wherein the push message is a push message of a transmission bearer type adapted to correspond to the at least one PTM transmission bearer mode according to the determined at least one PTM transmission bearer mode by the PTM-push server; and configuring a type recognizable by a PTM-push client for the received push message. 12. The method for receiving a push message according to claim 11, wherein configuring the type recognizable by the PTM-push client for the received push message comprises: converting a transfer mode of the push message into a transfer mode of the type recognizable by the PTM-push client, and performing at least one of: (1) converting an address type of the push message into an address type recognizable by the PTM-push client; (2) establishing, for the push message, a session link recognizable by the PTM-push client; (3) negotiating transmission channel parameters used in the PTM transmission bearer of the push message, wherein the transmission channel parameters comprise: parameters for establishing a transmission channel, parameters for modifying the transmission channel and parameters for releasing the transmission channel, and the PTM-push client recognizes the transmission bearer channel. 13. The method for receiving a push message according to claim 11, wherein the PTM bearer network comprises: a Cell Broadcast Service (CBS) bearer network, a Multimedia Broadcast Multicast Service (MBMS) bearer network, a Broadcast/Multicast Services (BCMCS) bearer network, and a Mobile Broadcast Service, (BCAST) bearer network, and before receiving the push message from the PTM-push server through the PTM bearer network, the method further comprises: receiving a PTM configuration message from the PTM-push server, wherein the PTM configuration message comprises parameters for connecting the PTM-push client and the PTM bearer network; and connecting to the PTM bearer network according to the parameters. 14. A network device, comprising: a bearer selection module configured to determine, for a received push message, at least one mode in Point To Multipoint (PTM) bearer modes; a bearer adaptation module, configured to configure, for the push message, a transmission bearer type corresponding to the at least one mode determined by the bearer selection module; and a transmission module configured to transmit the push message through a PTM bearer network corresponding to the transmission bearer type. 15. The network device according to claim 14, wherein the transmission module comprises: a transmission sub-module configured to transmit the push message to a PTM-push client on a terminal through the PTM bearer network corresponding to the transmission bearer type by using a PTM interface. 16. The network device according to claim 14, wherein the bearer selection module comprises: a determination unit, configured to determine whether the push message comprises at least one PTM bearer indication identification (ID); and a selection unit, configured to determine whether a PTM bearer mode indicated by the PTM bearer indication ID is available when the determination unit determines that the push message comprises at least one available PTM bearer indication ID, and select at least one mode according to the PTM bearer indication ID when it is determined that the PTM bearer mode is available; or select at least one mode according to target terminal group information and/or network side information when it is determined that the PTM bearer mode is not available. 17. The network device according to claim 14, wherein the bearer selection module comprises: a determination unit, configured to determine whether the push message comprises at least one PTM bearer indication ID; and a selection unit, configured to determine whether a PTM bearer mode indicated by the PTM bearer indication ID is available when the determination unit determines that the push message comprises at least one available PTM bearer indication ID, and select at least one mode according to target terminal group information and network side information when the determination unit determines that the push message does not comprise a PTM bearer indication ID or the PTM bearer mode indicated by the PTM bearer indication ID is not available. 18. The network device according to claim 14, wherein the bearer adaptation module comprises at least one adaptation unit, each adaptation unit of the at least one adaptation unit is configured to configure a transmission bearer type for the push message, and the transmission bearer type is a mode selected from the at least one mode determined by the bearer selection module; and each adaptation unit of the at least one adaptation unit comprises: a first configuration sub-unit, configured to convert a transfer mode of the push message into a transfer mode recognizable by the determined mode; and at least one of the following sub-units: a second configuration sub-unit, configured to indicate a push application ID for pushing the push message to a PTM-push client through the PTM bearer network; a third configuration sub-unit, configured to establish, for the push message, a session link for the determined mode; a fourth configuration sub-unit, configured to convert an address type of the push message into an address type recognizable by the determined mode; and a fifth configuration sub-unit, configured to negotiate transmission channel parameters used in the PTM transmission bearer of the push message, wherein the transmission channel parameters comprise: parameters for establishing a transmission channel, parameters for modifying the transmission channel and parameters for releasing the transmission channel, and the transmission bearer channel matches the determined mode; and the bearer selection module is further configured to forward the push message to the adaptation unit in the bearer adaptation module that is corresponding to the mode according to the selected PTM bearer mode. 19. The network device according to claim 14, further comprising: a responding module, configured to transmit a response message carrying the determined at least one mode to a push initiator (PI). 20. A terminal, comprising: a first receiving module, configured to receive a push message from a Point To Multipoint, (PTM)-push server through a PTM bearer network, wherein the push message is a push message of a transmission bearer type adapted to correspond to the at least one PTM transmission bearer mode according to the determined at least one PTM transmission bearer mode by the PTM-push server; and an adaptation module, configured to adapt, for the received push message, a type recognizable by a PTM-push client. 21. The terminal according to claim 20, wherein the adaptation module comprises at least one adaptation unit, each adaptation unit of the at least one adaptation unit is configured to configure a type recognizable by the client for the push message of a transmission bearer type, and each adaptation unit of the at least one adaptation unit comprises: a first configuration sub-unit, configured to convert a transfer mode of the push message into a transfer mode of the type recognizable by the PTM-push client; and at least one of the following sub-units: a second configuration sub-unit, configured to convert an address type of the push message into an address type recognizable by the PTM-push client; a third configuration sub-unit, configured to establish, for the push message, a session link recognizable by the PTM-push client; and a fourth configuration sub-unit, configured to negotiate transmission channel parameters used in the transmission bearer of the push message, wherein the transmission channel parameters comprise: parameters for establishing a transmission channel, parameters for modifying the transmission channel and parameters for releasing the transmission channel, and the PTM-push client recognizes the transmission bearer channel. 22. The terminal according to claim 20, further comprising: a second receiving module, configured to receive a PTM configuration message from the PTM-push server, wherein the PTM configuration message comprises parameters for connecting the PTM-push client and the PTM bearer network; and a connection module, configured to connect to the PTM bearer network according to the parameters. 23. A system for transmitting a push message, comprising: a Point To Multipoint (PTM)-push server, configured to determine at least one mode in PTM bearer modes for a received push message, adapt respectively, for the push message, a transmission bearer type corresponding to the determined at least one mode, and transmit the adapted push message through a PTM bearer network corresponding to the transmission bearer type. 24. The system for transmitting a push message according to claim 23, further comprising: a push initiator (PI), configured to transmit a push message to a push server, wherein the push server comprises a PTM-push server, a push proxy gateway (PPG), and an application server; the PPG is configured to receive the push message transmitted by the PI, and process the push message supporting an Over The Air-Wireless Session Protocol (OTA-WSP) and an Over The Air-Hypertext Transfer Protocol (OTA-HTTP); and the application server is configured to receive the push message transmitted by the PI, and process the push message supporting an Over The Air-Session Initiation Protocol (OTA-SIP)."
  ],
  "description_excerpt": "This application is a continuation of International Application No. PCT/CN2010/071791, filed on Apr. 15, 2010, which claims priority to Chinese Patent Application No. 200910134529.1, filed on Apr. 15, 2009, both of which are incorporated herein by references in their entireties.\n\nThe present invention relates to the field of wireless communications technologies, and in particular, to a method, a device and a system for transmitting a push message.\n\nThe Point To Multipoint (PTM) bearer mode may refer to a broadcast or multicast mode. The application in push technologies is that, when target receiving ends of a push message transmitted by a push initiator (PI) at a network side are multiple terminals, a push server at the network side may transmit the push message in the PTM bearer mode, that is, the broadcast or multicast mode, so as to reduce the burden on the network side.\n\nAccording to different broadcast and/or multicast technologies involved in the PTM bearer mode, the industry specifically defines the PTM bearer mode as the following modes: a Cell Broadcast Service (CBS) bearer mode corresponding to a CBS, a Multimedia Broadcast Multicast Service (MBMS) bearer mode corresponding to an MBMS, a Broadcast/Multicast Services (BCMCS) bearer mode corresponding to a BCMCS, and a mobile broadband digital broadcast/multicast service (Mobile Broadcast Service, BCAST) bearer mode corresponding to a mobile broadband digital broadcast/multicast service.",
  "cpc": [
    "H04L 12/1859",
    "H04W 72/30"
  ],
  "ipc": [
    "H04L 12/56",
    "H04W 4/06",
    "G06F 15/16",
    "H04H 20/71",
    "H04W 4/00"
  ],
  "assignees": [
    "Huawei Technologies Co Ltd"
  ],
  "inventors": [
    "Jian Yang",
    "Shunan Fan",
    "Lei Wang"
  ],
  "filing_date": "2011-10-17",
  "publication_date": "2012-02-09",
  "priority_date": "2009-04-15",
  "application_number": "US-201113275051-A",
  "family_id": "42959389",
  "cited_by_count": 19,
  "citations": [
    "US20070136759A1",
    "US20060230154A1",
    "US20090047932A1",
    "US20090077247A1"
  ]
}

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