WO2007128197A1 - Procédé d'attribution d'une voie d'appel de groupe, système et station mobile - Google Patents

Procédé d'attribution d'une voie d'appel de groupe, système et station mobile Download PDF

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Publication number
WO2007128197A1
WO2007128197A1 PCT/CN2007/001205 CN2007001205W WO2007128197A1 WO 2007128197 A1 WO2007128197 A1 WO 2007128197A1 CN 2007001205 W CN2007001205 W CN 2007001205W WO 2007128197 A1 WO2007128197 A1 WO 2007128197A1
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WO
WIPO (PCT)
Prior art keywords
group call
mobile station
call channel
channel type
message
Prior art date
Application number
PCT/CN2007/001205
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English (en)
Chinese (zh)
Inventor
Minjun Shen
Original Assignee
Huawei Technologies Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN 200610076564 external-priority patent/CN1984389A/zh
Priority claimed from CNA2006100622170A external-priority patent/CN101128014A/zh
Application filed by Huawei Technologies Co., Ltd. filed Critical Huawei Technologies Co., Ltd.
Publication of WO2007128197A1 publication Critical patent/WO2007128197A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/30—Resource management for broadcast services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/22—Processing or transfer of terminal data, e.g. status or physical capabilities
    • H04W8/24—Transfer of terminal data

Definitions

  • the present invention relates to the field of mobile communications technologies, and in particular, to a group call channel allocation method, a group call channel allocation system, and a mobile station.
  • BACKGROUND OF THE INVENTION Voice Group Call Service (VGCS) and Voice Broadcast Service (VBS) are all voice communication methods in the field of mobile communication, breaking through the limitations of peer-to-peer communication and enabling fast call setup. . These two services can be collectively referred to as group call (or group call) services.
  • VGCS is meant to enable multiple people to speak, and more people can act as listeners (with unlimited number of listeners).
  • the VGCS allows the user to establish a call to a group of users belonging to a specified service area and group ID. All dispatchers can speak during the call, but all service users preempt an upstream channel.
  • the service area may be composed of a plurality of cells belonging to the same Mobile Switching Center (MSC) or different MSCs. Each related cell has a group call channel when calling, and the uplink is only used by the current speaker (group transmission mode). All listeners are on the downlink (group reception mode), and the group call notification message is broadcast on the Notification Channel (NCH).
  • MSC Mobile Switching Center
  • the Anchor MSC is responsible for establishing all connections, including the connection to the designated cell of the MSC, the associated Relay MSC, and the dispatching station, and distributing the voice through a conference bridge.
  • the Relay MSC only needs to establish a link to the Anchor MSC.
  • the Relay MSC is responsible for the downlink voice distribution of the cell.
  • VBS and VGCS services are basically similar, the main difference is: During the VBS call period Only the call originator can speak, and other members are always in the receiving state. The speaking user does not need to press the PTT button.
  • the network side cannot obtain the group call channel type supported by the group call user mobile station, so that the network may allocate the group call user when the group call channel is allocated.
  • the type of the group call channel that is not supported by the mobile station causes the mobile station of the group call to join the group call channel and cannot hear the voice.
  • the group call user mobile station uploads the group call channel type information supported by itself to the network side; the network side receives the group call channel type information, and allocates a group call channel according to the group call channel type information.
  • the group call channel allocation system includes: a group call user mobile station and a network side unit;
  • the group call user mobile station reports the group call channel type information supported by the user to the network side unit;
  • the network side unit receives the group call channel type information, and allocates a group call channel according to the group call channel type information.
  • the mobile station provided by the embodiment of the present invention includes: a group call channel type storage module and a sending module;
  • the group call channel type storage module stores group call channel type information supported by the mobile station
  • the sending module acquires a group call channel stored in the group call channel type storage module Type information, and the obtained group call channel type information is sent to the network side.
  • the network side selects the type of the group call channel to be allocated according to the group call channel type information supported by the mobile station of the group call user when the group call channel is allocated, so that the group call user joins the group call channel. It can support the type of group call channel allocated on the network side and hear the voice.
  • FIG. 4 is a flowchart of Embodiment 4 of the group call channel type allocation method of the present invention
  • FIG. 5 is a flowchart of Embodiment 5 of the group call channel type allocation method of the present invention
  • FIG. 7 is a schematic diagram of a first embodiment of a group call channel allocation system of the present invention
  • FIG. 8 is a schematic diagram of a second embodiment of a group call channel allocation system of the present invention
  • Figure 10 is a schematic diagram showing the composition of the second embodiment of the mobile station of the present invention.
  • Figure 11 is a schematic diagram showing the composition of the third embodiment of the mobile station of the present invention.
  • BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be further described in detail below with reference to the accompanying drawings.
  • the core of the present invention is that the network side allocates a group call channel according to the group call channel type supported by the group call user mobile station.
  • the network side unit may be a Base Transceiver Station (BTS), a Base Station Controller (BSC), or an MSC.
  • the group call initiator mobile station can report the type of the group call channel it supports in the process of initiating the group call signaling.
  • the IMMEDIATE SETUP2 is transmitted in a message that can also be added in the process of initiating the group call signaling process.
  • the group call channel type information supported by the group call initiator mobile station the network side unit allocates the group call channel according to the group call channel type information reported by the group call initiator mobile station when the group call channel is allocated, and the group call channel is guaranteed.
  • the group call initiator mobile station can support the assigned group call channel.
  • the group call channel type information is usually a set of group call channel types.
  • the network side may perform group call channel allocation in the entire group call area, or may perform group call channel allocation only in the cell where the group call originator mobile station is located.
  • the mobile station of the other users except the group call initiator mobile station may report the group call channel type information supported by the network side unit to the network side unit after the network side unit notifies the group call.
  • the group call channel type information reported here is a set of group call channel types.
  • the network side unit notifies the mobile station that the mobile station joins the group call except the mobile station of the group call initiator, and may include the group call channel type information determined according to the group call channel type set, where the group call channel type information is a group call channel. Type or group call channel type set; may also not contain group call channel type information.
  • the mobile station that receives the notification message may determine that all of the notification messages are not supported by the mobile station.
  • the notification response message is returned to the network side to report the group call channel type information supported by the group.
  • the mobile station may return the notification response message to the network side to report the group call channel type information supported by the group. .
  • the network side unit may synthesize the group call channel type information reported by all group call users, and allocate the information in the group call area.
  • the same group call channel ensures that all group call users support the group call channel.
  • the network side unit may also allocate a group call channel to the cell according to the group call channel type information reported by the group call user mobile station in the cell, so that the group call user mobile station in the cell supports the cell. The assigned group call channel.
  • the preferred embodiment of the present invention may be: when the group call is initiated, the group call channel type information that can be supported by the group call initiator mobile station is reported to the network by extending the SETUP and the IMMEDIATE SETUP, IMMEDIATE SETUP2 message, and the network is assigning the group call.
  • the type of the group call channel is selected based on the information, and the assigned group call channel type is guaranteed to belong to a subset of the channel type set that the group call originator mobile station can support.
  • FIG. 1 is a schematic diagram of a signaling process of initiating group call signaling according to Embodiment 1 of a method for allocating a group call channel type according to the present invention.
  • the SETUP message is extended by adding a group call channel type information field Permitted channel type supported by the group call initiator mobile station, and the specific process includes the following steps:
  • Step 101 The group call initiator mobile station sends a channel request message to the network side unit.
  • Step 102 The network side unit sends an immediate assignment command message to the group call initiator mobile station.
  • Step 103 The group call initiator mobile station sends a request to establish a asynchronous balance mode to the network side unit.
  • Step 104 The network side unit sends a response message including a service request layer three message to the group call initiator mobile station. So far, the group call initiator mobile station establishes a signaling connection with the network side unit.
  • Step 105 The network side unit sends a service request accept message to the group call initiator mobile station to allow the group call initiator mobile station to initiate a group call service.
  • Step 106 The group call initiator mobile station sets the group call related information and the group call supported by the group call initiator mobile station by using a setup SETUP message including a group call channel type information field (Permitted channel type) supported by the group call originator mobile station.
  • the channel type information is sent to the network side unit.
  • Permitted channel type Permitted channel type o TV 2 The new Permitted channel type in Table 1 is optional and fixed length, so the identifier and value need to be given separately.
  • the letter M indicates mandatory (Must)
  • the letter O indicates optional (Optional);
  • the format (Format)—the letter T indicates the cell.
  • the letter L indicates the length of the cell (Length)
  • the letter V indicates the value of the cell (Value).
  • the allowed channel type identifier adopts the following encoding method:
  • Step 107 The network side unit allocates a group call channel in all cells in the group call area according to the group call channel type information supported by the group call initiator mobile station, and ensures the group call message to be allocated.
  • the channel type belongs to a subset of the channel type set that the group call initiator mobile station can support, and sends a notification message.
  • the BSC receives the SETUP message, and sends the received SETUP message to the MSC, where the MSC decodes the Permitted channel type field, if the group If the caller mobile station supports more than one type of group call channel, then one of the group call channel types is selected according to the preference principle configured by the user, and then the selected channel type is included in the group call assignment message sent to the BSC. If the group call initiator mobile station supports more than one type of group call channel, the MSC may also include a group call channel type set in the group call assignment message, and the BSC selects one of them to allocate the group call channel.
  • Step 108 The network side unit sends an assignment command message to the group call initiator mobile station.
  • Step 110 The network side unit sends a response message to the group call initiator mobile station.
  • Step 111 The group call initiator mobile station sends an assignment completion message to the network side unit.
  • Step 112 The network side unit sends a connection message to the group call initiator mobile station. At this point, the network side unit assigns a service channel to the group call initiator mobile station, allowing the speech process to complete.
  • FIG. 2 is a schematic diagram of an originating group call signaling process according to Embodiment 2 of a method for allocating a group call channel type according to the present invention.
  • the group call channel type information field supported by the mobile station of the group call initiator is added.
  • Step 201 The group call initiator mobile station sends a channel request message to the network side unit.
  • Step 202 The network side unit sends an immediate assignment command message to the group call initiator mobile station.
  • Step 203 The group call initiator mobile station sends a request message for establishing an asynchronous balance mode to the network side unit, where the extended IMM SETUP message or the IMM SETUP2 message is included, based on the 3GPP specification "3GPP TS 44.068 V7.0.0" regarding IMMEDIATE SETUP
  • 3GPP specification 3GPP TS 44.068 V7.0.0
  • the definitions of the IMMEDIATE SETUP message and the IMMEDIATE SETUP2 message of the Permitted channel type field are shown in Tables 3 and 4, respectively.
  • the Permitted channel type field can be encoded as in Table 2 above.
  • Ciphering key sequence Ciphering key sequence M V 1/2 number number
  • Mobile station classmark Mobile station classmark M LV 4 Mobile phone standard 2
  • Permitted channel type Permitted channel type O TV 2
  • IEI Information Element Type / Reference Presence Format Length Identifies the cell type / reference chapter mandatory / escapable format length
  • Ciphering key sequence Ciphering key sequence M V 1/2 number number
  • TMSI Temporary Mobile Subscriber Identity
  • TMSI/P-TMSI M V 4 Temporary Mobile Subscriber 3GPP TS 44.018
  • Step 204 The network side unit sends a response message including a service request layer three message to the group call initiator mobile station, where the request message includes an extended IMM SETUP message or an IMM SETUP2 message.
  • the group call initiator mobile station establishes a signaling connection with the network side unit.
  • Step 205 The network side unit allocates a group call channel in all cells in the group call area according to the group call channel type information supported by the group call initiator mobile station, and ensures the group call message to be allocated.
  • the channel type belongs to a subset of the channel type set that the group call initiator mobile station can support, and sends a notification message.
  • this step is similar to the foregoing step 107.
  • the BSC receives the message, and sends the received message to the MSC, where the MSC decodes the Permitted channel type field. If the group call initiator mobile station supports more than one group call channel type, one of the group call channel types is selected according to the preference principle of the user configuration, and then the selected channel type is included in the group call assignment message sent to the BSC. If the group call initiator mobile station supports more than one type of group call channel, the MSC may also include a group call channel type set in the group call assignment message, and the BSC selects one of them to allocate the group call channel.
  • the BSC here may only refer to the BSC corresponding to the mobile station of the group call initiator, and may also include the BSC corresponding to all group call users in the group call.
  • Step 206 The network side unit sends an assignment command message to the group call initiator mobile station.
  • Step 207 The group call initiator mobile station sends an asynchronous balance mode message to the network side unit.
  • Step 208 The network side unit sends a response message to the group call initiator mobile station.
  • Step 209 The group call initiator mobile station sends an assignment completion message to the network side unit.
  • the preferred embodiment of the present invention may also be: reporting, by using a message added in the group call signaling process, the group call channel type information that can be supported by the group call initiator mobile station to the network, when the network allocates the group call channel, The type of the group call channel is selected based on the information, and the assigned group call channel type is guaranteed to belong to a subset of the channel type set that the group call initiator mobile station can support.
  • the message added in the process of initiating the group call signaling includes the group call channel type information field Permitted channel type supported by the group call initiator mobile station, and the meaning of this field is consistent with the foregoing.
  • FIG. 3 is a schematic diagram of an originating group call signaling process of Embodiment 3 of a method for allocating a group call channel type according to the present invention.
  • a message including a group call channel type information field Permitted channel type supported by the group call initiator mobile station is added in the process of initiating the group call signaling process, and the specific process includes the following steps:
  • Step 301 The group call initiator mobile station sends a channel request message to the network side unit.
  • Step 302 The network side unit sends an immediate assignment command message to the group call initiator mobile station.
  • Step 303 The group call initiator mobile station sends a request for establishing an asynchronous balance mode to the network side unit.
  • Step 304 The network side unit sends a response message including a service request layer three message to the group call initiator mobile station. So far, the group call initiator mobile station establishes a signaling connection with the network side unit.
  • Step 305 The network side unit sends a service request accept message to the group call initiator mobile station to allow the group call initiator mobile station to initiate a group call service.
  • Step 306 The group call initiator mobile station sends the group call related information to the network side unit by establishing a SETUP message.
  • Step 307 The group call initiator mobile station sends a message including a Permitted channel type field to the network side unit.
  • Step 308 The network side unit allocates a group call channel in all the areas in the group call area according to the Permitted channel type field reported by the group call initiator mobile station, and ensures that the allocated group call channel type belongs to the group call initiator mobile station can support. A subset of the channel type set and send a notification message.
  • the BSC performs the reception, and sends the received message to the MSC, where the MSC decodes the Permitted channel type field, if 01205 Group Call Initiator
  • the mobile station supports more than one type of group call channel. Then, according to the preference principle of the user configuration, one of the group call channel types is selected, and then the selected channel type is included in the group call assignment message sent to the BSC. If the group call initiator mobile station supports more than one type of group call channel, the MSC may also include a group call channel type set in the group call assignment message, and the BSC selects one of them to allocate the group call channel.
  • the BSC here may only refer to the BSC corresponding to the mobile station of the group call initiator, and may also include the BSC corresponding to all group call users in the group call.
  • Step 309 The network side unit sends an assignment command message to the group call initiator mobile station.
  • Step 310 The group call initiator mobile station sends an asynchronous balance mode message to the network side unit.
  • Step 311 The network side unit sends a response message to the group call initiator mobile station.
  • Step 312 The group call initiator mobile station sends an assignment completion message to the network side unit.
  • Step 313 The network side unit sends a connection message to the group call initiator mobile station. At this point, the network side unit assigns the mobile channel to the group call initiator mobile station and allows the speech process to complete.
  • FIG. 4 is a schematic diagram of an originating group call signaling process of Embodiment 4 of a method for allocating a group call channel type according to the present invention.
  • a message including a group call channel type information field Permitted channel type supported by the group call initiator mobile station is added in the process of initiating the group call signaling process, and the specific process includes the following steps:
  • Step 401 The group call initiator mobile station sends a channel request message to the network side unit.
  • Step 402 The network side unit sends an immediate assignment command message to the group call initiator mobile station.
  • Step 403 The group call initiator mobile station moves to the network.
  • the side unit sends a request to establish an asynchronous balancing mode, where the request message includes an IMM SETUP message or an IMM SETUP2 message;
  • Step 404 The network side unit sends a response message including a service request layer three message to the group call initiator mobile station, where the request message includes an IMM SETUP message or an IMM SETUP2 message.
  • the group call initiator mobile station establishes a signaling connection with the network side unit;
  • Step 405 The group call initiator mobile station sends a message including a group call channel type information field Permitted channel type supported by the group call initiator mobile station to the network side unit.
  • Step 406 The network side unit allocates a group call channel to all cells in the group call area according to the group call channel type information supported by the group call initiator mobile station, and ensures that the allocated group call channel type belongs to the group call initiator mobile station. A subset of the supported channel type sets, and sending a notification message;
  • the BSC receives the message, and sends the received message to the MSC, where the MSC decodes the Permitted channel type field, if the group call initiator mobile station supports the group call channel type not only One, one of the group call channel types is selected according to the preference principle of the user configuration, and then the selected channel type is included in the group call assignment message sent to the BSC. If the group call initiator mobile station supports more than one type of group call channel, the MSC may also include a group call channel type set in the group call assignment message, and the BSC selects one of them to allocate the group call channel.
  • the BSC here may only refer to the BSC corresponding to the mobile station of the group call initiator, and may also include the BSC corresponding to all group call users in the group call.
  • Step 407 The network side unit sends an assignment command message to the group call initiator mobile station.
  • Step 408 The group call initiator mobile station sends an asynchronous balance mode message to the network side unit.
  • Step 409 The network side unit sends a response message to the group call initiator mobile station.
  • Step 410 The group call initiator mobile station sends an assignment completion message to the network side unit.
  • Step 411 The network side unit sends the group call initiator mobile station. Connect the message. At this point, the network side unit assigns the mobile channel to the group call initiator mobile station and allows the speech process to complete.
  • the network side when the network side allocates the group call channel, the network side selects the type of the group call channel to be allocated according to the group call channel type information supported by the group call initiator mobile station, and ensures the network side.
  • the assigned group call channel type belongs to the group call initiator mobile station. A subset of the set of channel types that can be supported, so that the group call initiator mobile station can support the group call channel type allocated by the network side unit when the group call channel is joined, and hear the voice.
  • the network side when the network side allocates the group call channel, in addition to the group call channel type reported by the group call initiator, the network side may also be based on other groups except the group call initiator mobile station.
  • the group call channel type reported by the user mobile station is performed.
  • the fifth embodiment of the group call channel type allocation method of the present invention may be based on the above four embodiments, or may be based on the prior art.
  • the flow involved in this embodiment is as shown in FIG. 5.
  • the group call user and the mobile station, etc. which are referred to below, refer to other group call users or other than the group call initiator, except that it is obviously indicated as the group call initiator.
  • the group calls the user's mobile station, and the process includes the following steps:
  • Step 501 The network side establishes a group call channel according to the determined group call channel type in each cell of the group call area, and sends a notification message including a group call channel description on the NCH channel of each cell, where the group call channel description is performed.
  • the group call channel type is included to notify the service user of the group call that the mobile station joins the established group call channel.
  • the set of group call channel types allowed for the group call is saved in the group call register (GCR), and also includes preference information, which is configured by the network administrator.
  • the network administrator can configure the set of group call channel types allowed by the group call, or configure the set based on the group call channel type reported by the group call initiator.
  • the network side determines the group call channel type for each cell in the group call area, including: the MSC obtains the set and preference information in the GCR from the GCR, and is in the base station controller (BSC) to which each group call user belongs.
  • BSC base station controller
  • the group call assignment message carries the foregoing set and preference information; the BSC combines the type of the current idle channel of the cell in the group call area, and the group call channel type set and preference information allowed in the group call assignment message from the MSC, Determine the specific group call channel type to use. Thereafter, the BSC passes through the base station (BTS) A group call channel of this type is activated, and the BTS sends a notification message including the group call channel description on the NCH.
  • BTS base station
  • Step 502 The mobile station that receives the notification message determines whether it supports the group call channel type in the message, and if yes, performs step 503, joins the group call channel, and then ends the process; otherwise, step 504 is performed.
  • the notification message mentioned in this specification includes the group identification number of the group call or multicast, and only the mobile station belonging to the service user of the group call or multicast receives the notification message according to the group identification number.
  • Step 504 The mobile station reports the group call channel type information supported by the mobile station to the network side by using a notification response message.
  • the mobile station applies the signaling channel to the network side, and reports the notification response message to the network side through the signaling channel allocated by the network side.
  • the interaction with the mobile station may be the BSC on the network side.
  • the notification response message may be extended based on the existing notification response message to increase the supported group call channel type information, for example, as shown in Table 5:
  • the supported group call channel type can be encoded as shown in Table 2 above.
  • Step 505 After receiving the notification response message sent by the mobile station, the network side according to the notification And responding to the group call channel type information supported by the mobile station in the message, re-determining the group call channel type of the cell where the mobile station is located, and activating the group call channel corresponding to the re-determined group call channel type for the cell.
  • the BSC on the network side re-determines a group call supported by the mobile station according to the group call channel type information supported by the mobile station and the originally received group call channel type set and preference information from the MSC in the notification response message.
  • the channel type, and the group call channel corresponding to the group call channel type is activated for the cell where the mobile station is located.
  • a group call channel type may also be fixedly selected by the BSC or the BTS, and this channel type is usually a type that is mandatory for all mobile stations.
  • step 506 and step 507 the BSC on the network side notifies the re-determined group call channel information to the mobile station that sent the notification response message by using a reconfiguration message (VBS/VGCS reconfiguration) and a reconfiguration 2 (VBS/VGCS reconfiguration 2) message. . Then, in step 508, the notification message is updated, so that the notification message includes the group call channel type information re-determined by the network side.
  • VBS/VGCS reconfiguration a reconfiguration message
  • VBS/VGCS reconfiguration 2 VBS/VGCS reconfiguration 2
  • step 509 the mobile station that receives the reconfiguration and reconfiguration 2 message joins the reassigned group call channel, and the other mobile station that receives the notification message joins the reassigned group call channel according to the received notification message.
  • the sixth embodiment of the group call channel type allocation method of the present invention may also be based on any one of the above embodiments 1 to 4, or may be based on the prior art.
  • the network side determines the same group call channel type for the entire group call area, and all the cells in the group call area are used. The same group call channel.
  • the determining, by the network side, the group call channel type for each cell in the group call area includes: when establishing the group call, the MSC directly determines a group call channel according to the group call channel type set and the preference information obtained from the GCR. The type is sent to the BSC, and the BSC activates a group call channel of this type through the BTS.
  • the network side re-determines the group call channel type of the cell in which the mobile station is located.
  • the network side BSC receives the notification response message, and reports the group call channel type information supported by the mobile station to the MSC.
  • the group call channel type information and the group call channel type set and the preference information obtained from the GCR are used to determine a group call channel type, and the group call channel type is sent to each BSC in the group call area; After the re-determined group call channel type, the BSC# resides in the re-determined group call channel type, and activates the group call channel corresponding to the group call channel type for the corresponding cell.
  • the BSC or the BTS may also select a fixed group call channel type by not sending the notification response message to the MSC, and the group call channel type is usually all mobile stations. The types that are mandatory.
  • determining, by the network side, the group call channel type for each cell in the group call area includes: acquiring, by the MSC, a type of the current idle channel of each cell in the group call area, and combining the types of the current idle channels of each cell and the foregoing Determining the specific group call channel type used by the entire group call area and transmitting it to the BSC, and the corresponding BTS respectively activates the group call channel in the corresponding cell; and in step 505, the network The side re-determining the group call channel type of the cell in which the mobile station is located includes: after receiving the notification response + message, the BSC on the network side sends the group call channel type information supported by the mobile station to the MSC; the MSC combines the reported group The channel type information, the type of the current idle channel of each cell, and the group call channel type set and the preference information obtained from the GCR, re-determine a type of group call channel supported by the mobile station, and send the group call channel type to the group call.
  • the BSC or BTS is connected.
  • the notification response message may not be reported to the MSC, but a fixed group call channel type is selected, and the group call channel type is usually a type that is mandatory for all mobile stations.
  • each mobile station reports the group supported by itself through the notification response message.
  • the network side performs the process after step 505 after receiving a notification response on a mobile station.
  • the network side when a plurality of mobile stations in a cell do not support the group call channel type actively allocated by the network side, the network side is not every Receiving a notification response message, processing is performed according to the message, but a notification message is started at the network side, or a notification response message including a group call channel type returned by the first mobile station is received, and a preset waiting time is started. After T is processed.
  • the network side receives the notification response message including the group call channel type returned by the first mobile station, and starts to calculate the waiting time T as an example.
  • the value of T can be determined by the operator according to the network status, and the value can be: 0 ⁇ T ⁇ 2 seconds.
  • the network side after receiving the notification response message reported by the mobile station in step 505, the network side does not immediately process the message, and continues to receive the notification response message reported by the mobile station in the subsequent time, and according to the time in the embarrassing time.
  • Retrieving the group call channel type so that the re-determined group call channel type satisfies all the capabilities of the mobile station reporting the notification response message within the above-mentioned time, reducing the type of the group call channel carried in all the notification response messages received, The interaction process between the mobile station and the network side.
  • the BSC on the network side continues to receive the notification response message reported by the mobile station in the subsequent T time, and then according to all the received notifications.
  • the response message re-determines the group call channel type.
  • the BSC may report the message to the MSC after receiving the notification response message reported by the mobile station.
  • the MSC continues to receive the notification response message reported by the BSC after receiving the first notification response message from the BSC, and then re-determines the group call channel type according to all the received notification response messages; The manner is referred to the above embodiment 6.
  • the network side does not carry the group call channel description information in the notification message sent by the voice group call service for the first time, and after receiving the notification message, the mobile station requests the application through the channel.
  • the BSC allocates a signaling channel to the mobile station according to the channel request of the user, and notifies the mobile station of the allocated signaling channel by an immediate assignment command, and the mobile station sends a notification to the BSC through the signaling channel allocated thereto.
  • the network side is requested to allocate a group call channel, and the notification response message does not include the supported group call channel type information.
  • the network side determines and activates the group call channel for the cell where the mobile station is located according to the received notification response message, and the method for specifically determining and activating the group call channel may be adopted in the foregoing embodiment 5 or the sixth embodiment.
  • the mobile station assigned to the group call channel and the other mobile station receiving the notification message including the group call channel information perform step 502 and subsequent processes in accordance with any of the fifth to seventh embodiments.
  • the network side does not carry the group call channel description information in the notification message sent by the voice group call service for the first time, and the mobile station actively invites the notification after receiving the notification message.
  • the response message reports the type of group call channel supported by itself.
  • the waiting time T is set in advance, and the network side receives the notification response message including the group call channel type returned by the first mobile station to start the calculation of the waiting time.
  • the specific process is as shown in FIG. 6 . , including the following steps:
  • Step 601 The network side sends a notification message that does not include the group call channel description on the NCH channel of each cell in the group call area, and notifies the mobile station of the voice group call/multicast service user to establish a group call.
  • Step 602 The signaling signal that the mobile station that receives the notification message allocates through the network side
  • the information of the group call channel type supported by the channel is reported to the network side by the notification response message.
  • Step 603 The network side receives the notification response message sent by the mobile station, and after the waiting time T, re-determines the group call channel type of each cell according to the group call channel type information in the notification response message reported by all the mobile stations.
  • the corresponding Newcast channel is activated for each cell.
  • the re-determination of the group call channel type for each cell can be performed by referring to the description of re-determining the group call channel type in the above seventh embodiment.
  • Step 604 The network side assigns the mobile station that reports the notification response message to the group call channel allocated for the cell where the mobile station is located, and updates the notification message on the corresponding NCH to include the allocated group call channel information, and other
  • the mobile station of the service user joins the voice group call/multicast according to the group call channel information in the update notification message.
  • the other mobile station that receives the group call channel information can still report the group call channel type information according to the procedure of any one of five to seven in the foregoing embodiment.
  • the composition of the first embodiment of the group call channel allocation system of the present invention is as shown in FIG. 7, and includes: a group call user mobile station and a network side unit; wherein, the group call user mobile station is configured to report the group call channel type information supported by the group to a network side unit; the network side unit is configured to receive the group call channel type information, and allocate a group call channel according to the received group call channel type information.
  • the group call user mobile station includes a group call initiator mobile station and/or a mobile station of other group call users except the group call initiator mobile station; in addition, the group call initiator mobile station may initiate the group call signaling process.
  • the newly added message or the setup message or the immediate establishment of the message or the immediate establishment of the 2 message to the network side unit to support the group call channel type information supported by itself.
  • the network side unit may be further configured to: send, to the mobile station other than the group call initiator, a mobile station that notifies the mobile station to join the group call; and then move the group call user except the group call initiator.
  • the station receives the message that informs the mobile station to access the group call, and reports the group call channel type information supported by the mobile station to the network side unit by using the notification response message.
  • the network side unit specifically includes: a mobile switching center MSC and a network controller BSC; the BSC receives the group call channel type information reported by the mobile station, and reports the received group call channel type information to the MSC. And receiving a group call assignment message, and assigning a group call channel according to a group call channel type included in the group call assignment message; the MSC receiving the group call channel type information from the BSC, and selecting a location according to the group call type information The group call channel type supported by the mobile station is sent, and the group call assignment message including the group call channel type is sent to the BSC.
  • the network side unit specifically includes: a mobile switching center MSC and a network controller BSC; wherein the BSC receives the group reported by the mobile station. And the channel type information is sent, and the received group call channel type information is reported to the MSC, and the group call assignment message is received, and one group call is selected from the plurality of group call channel types included in the group call assignment message.
  • the MSC receives group call channel type information from the BSC, and selects a plurality of group call channel types supported by the mobile station according to the group call type information, and includes The group call assignment message of the group call channel type is sent to the BSC.
  • the fourth embodiment of the present invention is based on the first embodiment, but the network side unit is specifically a BSC or a base transceiver station BTS.
  • the specific composition of the first embodiment of the mobile station provided by the embodiment of the present invention is as shown in FIG. 9 , and includes a group call channel type storage module and a sending module.
  • the group call channel type storage module stores the group call channel type supported by the mobile station.
  • the sending module acquires the group call channel type information stored in the group call channel type storage module, and sends the obtained group call channel type information to the network side.
  • the specific composition of the second embodiment of the mobile station provided by the embodiment of the present invention is as shown in FIG. 10, including: a group call channel type storage module, a sending module, and a group call initiating module; wherein, the group call channel type storage module stores the mobile station Supported group call channel type information; group call initiation mode In the process of initiating the group call, the block reads the group call channel type information stored in the group call channel type storage module, sets the read group call channel type information in the newly added message, or establishes
  • SETUP message or immediately establish an IMMEDIATE SETUP message, or immediately establish a 2 IMMEDIATE SETUP2 message, and transmit the message that sets the group call channel type information to the sending module; the sending module receives the message from the group call initiating module, And send the received message to the network side.
  • the specific composition of the third embodiment of the mobile station provided in the embodiment of the present invention is as shown in FIG. 11 , and includes a group call channel type storage module, a sending module, a receiving module, and a group call channel type reporting module; wherein, the group call channel type storage module Storing the group call channel type information supported by the mobile station; the receiving module receives a message from the network side notifying the mobile station to join the group call, and transmitting the message to the group call channel type 4 ⁇ module; the group call channel The type reporting module receives the message from the receiving module, and reads the group call channel type information stored in the group call channel type storage module according to the received message, if the received message does not include the group call channel type information.
  • the read group call channel type information Directly transmitting the read group call channel type information to the sending module in the notification response message; if the message includes the group call channel type information, the group call channel type information according to the read And determining, by the group call channel type information included in the message, that the packet in the message is not supported by itself
  • the read group call channel type information is set in the notification response message and sent to the sending module; the sending module receives the notification response message from the group call channel type reporting module, and the The received message is sent to the network side.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé d'attribution d'une voie d'appel de groupe. Selon ce procédé, une station mobile d'un utilisateur d'appel de groupe communique côté réseau les informations du type de voie d'appel de groupe qu'elle prend en charge, le côté réseau reçoit ces informations envoyées par la station mobile dudit utilisateur et attribue une voie d'appel de groupe en fonction des informations reçues liées au type de voie d'appel de groupe. Un système d'attribution d'une voie d'appel de groupe comprend une station mobile d'un utilisateur d'appel de groupe et une unité côté réseau. Ladite station mobile communique à l'unité côté réseau, les informations liées au type de voie d'appel de groupe qu'elle prend en charge, l'unité côté réseau reçoit ces informations envoyées par la station mobile dudit utilisateur et attribue une voie d'appel de groupe en fonction des informations reçues du type de voie d'appel de groupe. Cette invention a aussi pour objet une station mobile. Avec les schémas susmentionnés, lors de l'attribution d'une voie d'appel de groupe, le côté réseau pourrait attribuer la voie d'appel de groupe avec le type que la station mobile de l'utilisateur d'appel de groupe prend en charge.
PCT/CN2007/001205 2006-04-30 2007-04-13 Procédé d'attribution d'une voie d'appel de groupe, système et station mobile WO2007128197A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN200610076564.9 2006-04-30
CN 200610076564 CN1984389A (zh) 2006-04-30 2006-04-30 组呼信道类型协商的方法
CNA2006100622170A CN101128014A (zh) 2006-08-18 2006-08-18 一种组呼信道分配方法、系统及移动台
CN200610062217.0 2006-08-18

Publications (1)

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WO2007128197A1 true WO2007128197A1 (fr) 2007-11-15

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Citations (5)

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Publication number Priority date Publication date Assignee Title
US5512884A (en) * 1992-03-26 1996-04-30 Motorola Inc. User requested communication resource allocation
CN1536903A (zh) * 2003-04-07 2004-10-13 华为技术有限公司 一种上行码分资源的分配方法
CN1662093A (zh) * 2003-12-05 2005-08-31 摩托罗拉公司 减少ptt呼叫建立延迟的方法和装置
CN1867131A (zh) * 2005-12-20 2006-11-22 华为技术有限公司 一种移动终端上报频率信息的方法、系统及应用
CN1870781A (zh) * 2005-05-26 2006-11-29 华为技术有限公司 一种集群业务中进行信道资源分配的方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5512884A (en) * 1992-03-26 1996-04-30 Motorola Inc. User requested communication resource allocation
CN1536903A (zh) * 2003-04-07 2004-10-13 华为技术有限公司 一种上行码分资源的分配方法
CN1662093A (zh) * 2003-12-05 2005-08-31 摩托罗拉公司 减少ptt呼叫建立延迟的方法和装置
CN1870781A (zh) * 2005-05-26 2006-11-29 华为技术有限公司 一种集群业务中进行信道资源分配的方法
CN1867131A (zh) * 2005-12-20 2006-11-22 华为技术有限公司 一种移动终端上报频率信息的方法、系统及应用

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