CN111050292B - Uplink service transmission method and system for dual-mode dual-standby terminal - Google Patents

Uplink service transmission method and system for dual-mode dual-standby terminal Download PDF

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Publication number
CN111050292B
CN111050292B CN201811195383.7A CN201811195383A CN111050292B CN 111050292 B CN111050292 B CN 111050292B CN 201811195383 A CN201811195383 A CN 201811195383A CN 111050292 B CN111050292 B CN 111050292B
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mode
dual
standby terminal
request
talk
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CN111050292A (en
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赵顾良
纪闻皓
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Potevio Information Technology Co Ltd
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Potevio Information Technology Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H04W4/10Push-to-Talk [PTT] or Push-On-Call services
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H04W4/08User group management
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/30Connection release
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/40Connection management for selective distribution or broadcast
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/40Connection management for selective distribution or broadcast
    • H04W76/45Connection management for selective distribution or broadcast for Push-to-Talk [PTT] or Push-to-Talk over cellular [PoC] services
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02Terminal devices
    • H04W88/06Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals

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

Abstract

The application discloses an uplink service transmission method and system of a dual-mode dual-standby terminal, which comprises the following steps: after the talk right request of the preferred mode of the dual-mode dual-standby terminal is authorized, the talk right request of the other mode is also carried out and is placed at the first position of the talk right request queue. By the method, when the channel quality of the preferred mode of the dual-mode dual-standby terminal does not meet the requirement, the preferred mode is switched to another mode meeting the working requirement in time to carry out uplink service transmission, so that the uplink service performance is improved.

Description

Uplink service transmission method and system for dual-mode dual-standby terminal
Technical Field
The present application relates to a trunking communication technology, and in particular, to a method and an apparatus for transmitting an uplink service of a dual-mode dual-standby terminal.
Background
Broadband Trunking Communication (B-trunk) is a TD-LTE-based private network Broadband Trunking system standard of 'LTE digital transmission + trunked voice Communication' established by the Broadband Trunking (B-trunk) industry alliance organization. The Police Digital Trunking (PDT) standard is a Trunking communication standard with Chinese proprietary intellectual property rights, and can meet the needs of users in most Trunking communication industries by focusing on the development direction of future Digital intercom technologies. There is currently a terminal having both B-Trunc and PDT communication modules, and the two modules of the terminal: the B-trunk module and the PDT module are simultaneously on the network, and the terminal is a dual-mode dual-standby terminal. According to the technical requirement of interconnection and interworking between B-Trunc and non B-Trunc systems specified by B-Trunc TS 02.015, the B-Trunc system and the PDT system of the wide-band and narrow-band converged network are converged by adopting an interconnection and interworking gateway mode. Under such a network, a hybrid group can be defined that contains both wideband end users and narrowband end users. When a terminal initiates an uplink mixed group call service in a network, the group master control of the network side simultaneously sends downlink services corresponding to the group call in two networks, namely a B-trunk network and a PDT network. For the dual-mode dual-standby terminal, when the terminal is programmed into a mixed group, the terminal respectively corresponds to a group member in a B-trunk mode and a PDT mode. The group master control stores the group member information of the dual-mode dual-standby terminal in two modes.
Due to the difference of the coverage characteristics of the B-Trunc and PDT networks, the environment of the dual-mode dual-standby terminal in the coverage area has a plurality of possible states: the network coverage of the two modes meets the working requirement; only one mode of network coverage meets the working requirements; and the network coverage of the two modes cannot meet the working requirement and the like.
Considering the possibility that a broadband network or a narrowband network has coverage blind areas, shadow areas and deep attenuation areas in the actual coverage area of the broadband-narrowband converged network, if for a group call, when the call is in a "group call setup" stage, a "group call right application" stage, a "group call right queuing" stage, a "group call uplink transmission" stage, and the like, the terminal suddenly enters the current mode blind area, which causes interruption of the user uplink service and causes difficulty in processing on the network side. How to utilize the complementarity of the two modes of the dual-standby terminal, especially to improve the service performance of the terminal under the condition that the network coverage of only one mode meets the working requirement, is a problem to be solved by the application.
Disclosure of Invention
The application provides an uplink service transmission method and system of a dual-mode dual-standby terminal, which can improve the service performance of the terminal.
In order to achieve the purpose, the following technical scheme is adopted in the application:
an uplink service transmission method of a dual-mode dual-standby terminal comprises the following steps:
when the dual-mode dual-standby terminal is used as a calling party to initiate a group call of a current mixed group or the mixed group call, the dual-mode dual-standby terminal selects one mode to send a call establishment request and a speaking right request to a network side of the dual-mode dual-standby terminal;
after the call in the one mode is successfully established and the speaking right is obtained, if the channel in the other mode except the speaking right obtaining mode meets the working requirement, the dual-mode dual-standby terminal sends a PTT pressing request to the network side of the dual-mode dual-standby terminal in the other mode;
the group master control of the mixed group where the dual-mode dual-standby terminal is currently located receives and queues the speaking right request sent by each terminal, and places the queuing request of the other mode of the dual-mode dual-standby terminal to the first position of a queuing queue;
when the mode of the dual-mode dual-standby terminal for obtaining the speech right does not meet the working requirement, informing the network side of the mode to release the speech right and the mode conversion, sending the uplink data in the one mode before the other mode obtains the speech right, and sending the uplink data in the other mode until the other mode obtains the speech right;
and after receiving the notice of releasing the speaking right and mode conversion, the group master controller receives the uplink data in one mode until the other mode obtains the speaking right and receives the uplink data in the other mode.
Preferably, the sending, by the dual-mode dual-standby terminal, the PTT pressing request to the network side in the other mode includes: and after receiving an incoming call indication, a call establishment indication or a talk right indication message in the other mode, sending the PTT press-down request in the other mode.
Preferably, the determining that the mode of obtaining the talk right does not meet the operating requirement includes: and after the one mode obtains the talk right, the dual-mode dual-standby terminal calculates and predicts the channel reliability confidence coefficients of the two modes, and when the channel reliability confidence coefficient of the current talk right obtaining mode is lower than a preset threshold, the mode for obtaining the talk right is determined not to meet the working requirement.
Preferably, the notifying the network side to release the talk burst and the mode conversion includes: the dual-mode dual-standby terminal sends a speaking right release message, and adds a cause value in the message to indicate that the speaking right release is the calling mode conversion of the dual-mode dual-standby terminal.
Preferably, after the group master receives the notification, the method further includes: and the group master control performs delay buffering on the group calling uplink service of the dual-mode dual-standby terminal and splices the voices from the two modes.
Preferably, after the dual-mode dual-standby terminal selects one mode to send a call establishment request and a speaking right request to a network side, if the speaking right request is set to be in a queuing state, the dual-mode dual-standby terminal does not send the speaking right request in the other mode.
Preferably, when the talk right request in one mode is set to a queuing state, if the dual-mode dual-standby terminal determines that the current queuing mode does not satisfy the working requirement and the other mode except the queuing mode satisfies the working requirement, the dual-mode dual-standby terminal notifies the network side to release the talk right request, and a cause value is carried in a message of the talk right release request and used for indicating the mode conversion of the dual-mode dual-standby terminal; and the dual-mode dual-standby terminal sends a speaking right request to the network side of the other mode.
Preferably, after receiving the talk right request, the network side in the other mode arranges the talk right request at the tail of the talk right request queue, or inserts the talk right request into the position of the talk right request released by the dual-mode dual-standby terminal in the one mode in the queue.
An uplink service transmission system of a dual-mode dual-standby terminal comprises: a dual-mode dual-standby terminal and a group master control;
the dual-mode dual-standby terminal is used for selecting a mode to send a call establishment request and a speaking right request to a network side of the dual-mode dual-standby terminal when the dual-mode dual-standby terminal is used as a calling party to initiate a group call of a current mixed group or a mixed group call; the PTT push-down request sending module is also used for sending a PTT push-down request to the network side of the other mode except the mode for obtaining the speaking right if the channel of the other mode meets the working requirement after the call of the mode is successfully established and the speaking right is obtained; the system is also used for informing the network side of the mode to release the speaking right and the mode conversion when the mode for obtaining the speaking right does not meet the working requirement, and sending the uplink data in the one mode before the other mode obtains the speaking right, and sending the uplink data in the other mode after the other mode obtains the speaking right;
the group master control is a group master control of a mixed group where the dual-mode dual-standby terminal is currently located and is used for receiving a speaking right request sent by each terminal, queuing the speaking right request and placing a queuing request of the other mode of the dual-mode dual-standby terminal to a first position of a queuing queue; and the controller is further configured to receive the uplink data in the one mode after receiving the notification of releasing the talk burst and the mode switching until the uplink data is received in the other mode after the other mode obtains the talk burst.
According to the technical scheme, when the dual-mode dual-standby terminal serves as a calling party to initiate a group call of a current hybrid group or the hybrid group call, the dual-mode dual-standby terminal selects one mode to send a call establishment request and a speaking right request to a network side of the dual-mode dual-standby terminal; after the call of the dual-mode dual-standby terminal in one mode is successfully established and the speaking right is obtained, if the channel of the other mode except the speaking right obtaining mode meets the working requirement, the PTT pressing request is sent to the network side of the dual-mode dual-standby terminal in the other mode. A group master control of a mixed group where the dual-mode dual-standby terminal is currently located receives a speaking right request sent by each terminal and queues the speaking right request, and places a queuing request of another mode of the dual-mode dual-standby terminal at a first position of a queuing queue; when the mode of the dual-mode dual-standby terminal for obtaining the speaking right does not meet the working requirement, the network side of the mode is informed to release the speaking right and the mode conversion, and the uplink data is sent in one mode before the speaking right is obtained in the other mode, and the uplink data is sent in the other mode until the speaking right is obtained in the other mode. After receiving the notice of releasing the speaking right and mode conversion, the group master control receives the uplink data in one mode, and receives the uplink data in another mode until the other mode obtains the speaking right. By the mode, when only one mode of the dual-mode dual-standby terminal meets the working requirement, the uplink service data can be uninterruptedly transmitted, and the uplink service transmission performance of the terminal is improved.
Drawings
FIG. 1 is a schematic diagram of a broadband and narrowband converged network environment;
fig. 2 is a schematic diagram of a problem faced by a dual-mode dual-standby terminal;
FIG. 3 is a diagram illustrating dual mode signal strength variation during a hybrid service;
fig. 4 is a schematic diagram of a basic flow of an uplink service transmission method of a dual-mode dual-standby terminal in the present application;
fig. 5 is a schematic diagram of a group call establishment process and a group master control adjustment speaking right application queue;
FIG. 6 is a schematic diagram of service forwarding;
fig. 7 is a schematic diagram of a basic structure of a commercial service transmission system in the present application.
Detailed Description
For the purpose of making the objects, technical means and advantages of the present application more apparent, the present application will be described in further detail with reference to the accompanying drawings.
For the dual-mode dual-standby terminal in the broadband and narrowband converged network, under the condition that only one mode network covers and meets the working requirement, the dual-standby terminal has the possibility of utilizing two networks to perform performance complementation, and based on the point, the method improves the service effect of the group call uplink of the terminal under the scene by performing certain incremental processing on the group call uplink service flow.
Fig. 4 is a schematic diagram of a basic flow of an uplink service transmission method of a dual-mode dual-standby terminal in the present application. As shown in fig. 4, the method includes:
step 401, when the dual-mode dual-standby terminal is used as a calling party to initiate a group call or a mixed group call of a current mixed group, the dual-mode dual-standby terminal selects a mode to send a call establishment request and/or a speaking right request to a network side of the dual-mode dual-standby terminal.
For group calling uplink service, when a dual-mode dual-standby terminal is used as a calling party to perform uplink transmission (call establishment part) in a mixed group, a calling user of the dual-mode dual-standby terminal presses a PTT key to request to initiate the current mixed group calling, a terminal application layer selects a mode A and transmits a PTT pressing message to a mode MODEM, and the mode MODEM transmits a call establishment request and a speaking right request to a network side. For example: and if the reliability confidence coefficient of the current B-TRUNC mode channel meets the requirement, the terminal initiates a group call establishment request from the B-TRUNC mode when the user presses the PTT. For the group calling uplink service, in the mixed group calling process, when a dual-mode dual-standby terminal user presses a PTT key, the terminal still refers to the flow for processing.
The selection of which mode to send the call establishment request and/or the talk right request may be performed according to actual needs, for example, may be selected according to channel reliability confidence of the two modes, and the specific selection manner is not limited in the present application. Of course, the selected result needs to meet the current operating requirements.
Step 402, after the dual-mode dual-standby terminal successfully establishes the call in the selected mode a and acquires the talk right, if the channel of another mode B except the talk right acquisition mode meets the working requirement, the dual-mode dual-standby terminal sends a PTT pressing request to the network side of the dual-mode dual-standby terminal in the other mode B.
When receiving the trunking paging, the group call establishment indication and the talk burst notification message, and the call establishment request acceptance message, the mode a (e.g., broadband side) group call initiating the request in step 401 is successfully established and the talk burst is obtained from the corresponding network side (e.g., broadband network side). At this time, if the channel reliability confidence of another mode B (e.g. narrow band side PDT mode) also satisfies the operation requirement, the PTT press request is sent out in the corresponding mode B (e.g. PDT side mode) after the incoming call indication, call setup indication and talk right indication message are received in another mode B (e.g. PDT side).
Step 403, the group master of the hybrid group where the dual-mode dual-standby terminal currently locates receives the speaking right request sent by each terminal and queues the speaking right request, and places the queuing request of another mode B of the dual-mode dual-standby terminal at the first position of the queuing queue.
For the group call uplink service, the group master in the broadband/narrowband convergence network may receive the talk right requests sent by other multiple terminals after receiving the mode call establishment request in step 401, establishing a call, and allocating a talk right. At this time, the group master will queue multiple talk burst requests. It is required here that the group master should also support the talk burst request queue scan, recognizing from the queue a queued request for another mode B of the current talk burst terminal and placing the request in the first position of the queued queue, as shown in fig. 5. Here, certain requirements are put on both modes of the broadband and narrowband converged network, that is, both modes at least need to support the capability of queuing PTT talk burst requests of terminals belonging to a mixed group, and at the same time, the network side needs to support the "PTT talk burst request" of a terminal to send a response "in a PTT talk burst request state".
Step 404, when the mode a of the dual-mode dual-standby terminal obtaining the talk right does not meet the working requirement, the network side of the mode is notified to release the talk right and the mode conversion.
For the group calling uplink service, when the mixed group dual-mode dual-standby calling terminal sends the uplink group calling service, the terminal can continue to calculate and predict the channel reliability confidence coefficients of the two modes, when the channel reliability confidence coefficient of the current uplink mode A is lower than the preset threshold at the next moment, the terminal determines that the mode A does not meet the working requirement, and immediately sends the speaking right release to the network side of the current mode A and indicates to carry out mode conversion. Meanwhile, forward processing is performed on the current group call uplink service, which refers to step 406 specifically. The FLOOR RELEASE message may be a FLOOR RELEASE message, and preferably, a cause value may be included in the message to indicate that the reason for performing the FLOOR RELEASE is to perform mode switching.
In step 405, after receiving the notification of releasing the talk burst and mode switch, the group master sends an authorization to the first request (i.e., the talk burst request in mode B) in the PTT talk burst request queue.
And step 406, before the other mode B of the dual-mode dual-standby terminal obtains the speech right, the dual-mode dual-standby terminal sends the uplink data in the original mode a, and sends the uplink data in the other mode B after the other mode B obtains the speech right, and stops sending the uplink data in the original mode a.
For the group calling uplink service, in order to reduce the service delay brought by the dual-mode dual-standby terminal calling when the two modes are switched as much as possible, when the dual-mode dual-standby terminal sends a speech right release request, the calling user plane service in the mode A continues to send the uplink group calling service before the other mode B obtains the speech right, and the uplink service is forwarded. Until the uplink grant of another mode B arrives, the uplink service data transmission of mode a is stopped after the uplink service is sent in another mode B, as shown in fig. 6.
In step 407, after receiving the notification of the talk burst release and the mode switch, the group master continues to receive the uplink data in the original mode a until another mode B obtains the talk burst, and receives the uplink data in another mode B.
For the group calling uplink service, correspondingly, after receiving the calling talk right RELEASE message FLOOR RELEASE with the cause value, the network side will continue to receive the original mode a uplink service for a short period of time, and will not stop receiving the group calling uplink service in the original mode a until authorization is sent to the request of another mode of the terminal in the talk right request queue, and will receive the uplink service in the new mode B. Further preferably, in order to cooperate with the forwarding action, the group master control may buffer all group call uplink services with a certain delay, and splice two paths of voices from two modes, so as to improve the continuity, reliability and voice quality of the mixed group call uplink service.
So far, the uplink service transmission method in the present application ends.
In the method, after the speaking right request of the preferred mode of the dual-mode dual-standby terminal is authorized, the speaking right request of the other mode is also carried out and is placed at the first position of the speaking right request queue, and by the mode, when the channel quality of the preferred mode of the dual-mode dual-standby terminal does not meet the requirement, the preferred mode of the dual-mode dual-standby terminal is timely switched to the other mode meeting the working requirement to carry out uplink service transmission, so that the uplink service performance is improved.
In addition, in the above method flow, if the talk right request in the preferred mode of the dual-mode dual-standby terminal is set to be in a queuing state by the network, preferably, the following processing may be performed: the other mode of the dual-mode dual-standby terminal does not send the speaking right request any more; in this state, if the terminal determines that the currently queued mode channel no longer satisfies the operation requirement (for example, the reliability confidence of the corresponding channel is lower than the preset threshold), and the other mode satisfies the operation requirement, the queued talk right request may be released, at this time, a FLOOR RELEASE message with the same cause value may also be sent, the terminal may automatically send a talk right request to the more reliable network side again, and the core network side determines how to handle the talk right request sent by the terminal according to the policy.
For the group call uplink service, the above method is also inapplicable, that is, when a mode of the dual-mode dual-standby terminal mixed group call uplink sending service is suddenly interrupted, for example, enters a blind area due to fast fading, at this time, the terminal cannot send a FLOOR RELEASE message to the network in the current mode, and the network needs to RELEASE the current calling after determining the radio link failure. Under the condition, the method cannot improve the service performance of the group call uplink of the mixed group of the dual-mode dual-standby terminal.
The foregoing is a specific implementation of the business transmission method in the present application. The application also provides an uplink service transmission system of the dual-mode dual-standby terminal, which can be used for implementing the method. The basic components of the system are shown in fig. 7, and comprise: a dual-mode dual-standby terminal and a group master control.
The dual-mode dual-standby terminal is used for selecting one mode to send a call establishment request and a speaking right request to a network side of the dual-mode dual-standby terminal when the dual-mode dual-standby terminal is used as a calling party to initiate a group call of a current mixed group or a mixed group call; the PTT push-down request sending module is also used for sending a PTT push-down request to the network side of the other mode except the mode for obtaining the speaking right if the channel of the other mode meets the working requirement after the call of the mode is successfully established and the speaking right is obtained; and the system is also used for informing the network side of the mode to release the speaking right and the mode conversion when the mode for obtaining the speaking right does not meet the working requirement, and sending the uplink data in the one mode before the other mode obtains the speaking right, and sending the uplink data in the other mode after the other mode obtains the speaking right.
The group master control is a group master control of a mixed group where the dual-mode dual-standby terminal is currently located and is used for receiving the speaking right request sent by each terminal, queuing the speaking right request and placing the queuing request of the other mode of the dual-mode dual-standby terminal to a first position of a queuing queue; and the controller is further configured to receive the uplink data in the one mode after receiving the notification of releasing the talk burst and the mode switching until the uplink data is received in the other mode after the other mode obtains the talk burst.
As described above, when the terminal is in a broadband or narrowband network switching area or an area where communication in a certain mode is unreliable, the uplink service transmission method and system of the dual-mode dual-standby terminal in the application can enable the terminal to utilize the complementarity of the dual modes, and increase the continuity and reliability of the transmission of the calling uplink service.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (9)

1. An uplink service transmission method for a dual-mode dual-standby terminal is characterized by comprising the following steps:
when the dual-mode dual-standby terminal is used as a calling party to initiate a group call of a current mixed group or the mixed group call, the dual-mode dual-standby terminal selects one mode to send a call establishment request and a speaking right request to a network side of the dual-mode dual-standby terminal;
after the call in the one mode is successfully established and the speaking right is obtained, if the channel in the other mode except the speaking right obtaining mode meets the working requirement, the dual-mode dual-standby terminal sends a PTT pressing request to the network side of the dual-mode dual-standby terminal in the other mode;
the group master control of the mixed group where the dual-mode dual-standby terminal is currently located receives and queues the speaking right request sent by each terminal, and places the queuing request of the other mode of the dual-mode dual-standby terminal to the first position of a queuing queue;
when the mode of the dual-mode dual-standby terminal for obtaining the speech right does not meet the working requirement, informing the network side of the mode to release the speech right and the mode conversion, sending the uplink data in the one mode before the other mode obtains the speech right, and sending the uplink data in the other mode until the other mode obtains the speech right;
and after receiving the notice of releasing the speaking right and mode conversion, the group master controller receives the uplink data in one mode until the other mode obtains the speaking right and receives the uplink data in the other mode.
2. The method of claim 1, wherein the sending of the PTT press-down request by the dual-mode dual-standby terminal to the network side in the another mode comprises: and after receiving an incoming call indication, a call establishment indication or a talk right indication message in the other mode, sending the PTT press-down request in the other mode.
3. The method of claim 1, wherein determining that the mode of obtaining the floor does not meet operational requirements comprises: and after the one mode obtains the talk right, the dual-mode dual-standby terminal calculates and predicts the channel reliability confidence coefficients of the two modes, and when the channel reliability confidence coefficient of the current talk right obtaining mode is lower than a preset threshold, the mode for obtaining the talk right is determined not to meet the working requirement.
4. The method of claim 1, wherein the notifying the network side to release the talk burst and mode switch comprises: the dual-mode dual-standby terminal sends a speaking right release message, and adds a cause value in the message to indicate that the speaking right release is the calling mode conversion of the dual-mode dual-standby terminal.
5. The method of claim 1, wherein after receiving the notification, the group master further comprises: and the group master control performs delay buffering on the group calling uplink service of the dual-mode dual-standby terminal and splices the voices from the two modes.
6. The method according to claim 1, wherein after the dual-mode dual-standby terminal selects one mode to send a call establishment request and a talk right request to a network side, if the talk right request is set to a queuing state, the dual-mode dual-standby terminal does not send the talk right request in the other mode.
7. The method according to claim 6, wherein when the talk right request of one mode is set to a queuing state, if the dual-mode dual-standby terminal determines that the current queuing mode does not satisfy the working requirement and the other mode except the queuing mode satisfies the working requirement, the dual-mode dual-standby terminal notifies the network side to release the talk right request, and a cause value is carried in a message of the talk right release request to indicate the mode conversion of the dual-mode dual-standby terminal; and the dual-mode dual-standby terminal sends a speaking right request to the network side of the other mode.
8. The method according to claim 7, wherein after receiving the talk right request, the network side in the other mode arranges the talk right request at the tail of the talk right request queue, or inserts the talk right request into the position of the talk right request released by the dual-mode dual-standby terminal in the one mode in the queue.
9. An uplink service transmission system of a dual-mode dual-standby terminal is characterized by comprising: a dual-mode dual-standby terminal and a group master control;
the dual-mode dual-standby terminal is used for selecting a mode to send a call establishment request and a speaking right request to a network side of the dual-mode dual-standby terminal when the dual-mode dual-standby terminal is used as a calling party to initiate a group call of a current mixed group or a mixed group call; the PTT push-down request sending module is also used for sending a PTT push-down request to the network side of the other mode except the mode for obtaining the speaking right if the channel of the other mode meets the working requirement after the call of the mode is successfully established and the speaking right is obtained; the system is also used for informing the network side of the mode to release the speaking right and the mode conversion when the mode for obtaining the speaking right does not meet the working requirement, and sending the uplink data in the one mode before the other mode obtains the speaking right, and sending the uplink data in the other mode after the other mode obtains the speaking right;
the group master control is a group master control of a mixed group where the dual-mode dual-standby terminal is currently located and is used for receiving a speaking right request sent by each terminal, queuing the speaking right request and placing a queuing request of the other mode of the dual-mode dual-standby terminal to a first position of a queuing queue; and the controller is further configured to receive the uplink data in the one mode after receiving the notification of releasing the talk burst and the mode switching until the uplink data is received in the other mode after the other mode obtains the talk burst.
CN201811195383.7A 2018-10-15 2018-10-15 Uplink service transmission method and system for dual-mode dual-standby terminal Expired - Fee Related CN111050292B (en)

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