CN107426796B - Method for terminal to perform state transition, paging method, terminal and network side equipment - Google Patents
Method for terminal to perform state transition, paging method, terminal and network side equipment Download PDFInfo
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- CN107426796B CN107426796B CN201610350193.2A CN201610350193A CN107426796B CN 107426796 B CN107426796 B CN 107426796B CN 201610350193 A CN201610350193 A CN 201610350193A CN 107426796 B CN107426796 B CN 107426796B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/02—Access restriction performed under specific conditions
- H04W48/06—Access restriction performed under specific conditions based on traffic conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
- H04W8/08—Mobility data transfer
- H04W8/16—Mobility data transfer selectively restricting mobility data tracking
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Abstract
The embodiment of the invention provides a method for performing state transition by a terminal, a paging method, a terminal and network side equipment. The method for the terminal to perform state conversion comprises the following steps: after the terminal monitors the paging message, according to the cell type identification carried in the paging message monitored by the terminal, selecting a cell which corresponds to the cell type identification and can carry out state conversion from a plurality of cells identified by the terminal; the terminal performs state transition in the selected cell. The scheme of the invention can lead the network side to appoint the terminal to carry out the state conversion to the appointed network and further carry out the service transmission in the appointed network, thereby ensuring the reasonable distribution of the service and reducing the unnecessary switching between networks and other signaling expenses.
Description
Technical Field
The present invention relates to the field of communications, and in particular, to a method for a terminal to perform state transition, a paging method, a terminal, and a network device.
Background
In the existing LTE (long term evolution) and evolution versions, a terminal has two states, an idle state and a connection state, in the idle state, specific location information of the terminal in a network is unknown, and only a TA (tracking area) where the terminal is currently located is known.
However, the cells of different network types may be in one TA (tracking area) or may belong to different TAs, in which case the network cannot select the cell in the appropriate network type to send information (which may be through a paging message) to specify the cell to which the terminal should preferentially access currently according to the type of the service to be pushed or the network load.
Disclosure of Invention
The invention provides a method for converting a state of a terminal, a paging method, the terminal and network side equipment, aiming at enabling the network side to appoint the terminal to initiate the state conversion to an appointed network, thereby ensuring the reasonable distribution of services and reducing unnecessary switching and other signaling overhead between networks.
In order to achieve the above object, an embodiment of the present invention provides a method for a terminal to perform state transition, including:
after the terminal monitors the paging message, according to the cell type identification carried in the paging message monitored by the terminal, selecting a cell which corresponds to the cell type identification and can carry out state conversion from a plurality of cells identified by the terminal;
the terminal performs state transition in the selected cell.
Wherein, the terminal further comprises, after performing state transition in the selected cell:
and the terminal performs service transmission in the selected cell.
When the terminal identifies the cell according to the cell type identifier, the terminal identifies the cell type of the cell based on the cell type identifier broadcast in the cell system message.
The method for the terminal to perform the state transition further comprises the following steps:
reporting a cell type list to a network side device, wherein the cell type list comprises: a cell type identifier of a cell that the terminal detects that the terminal may camp on and/or the terminal desires to camp on.
The method for the terminal to perform the state transition further comprises the following steps:
when a cell type list corresponding to a cell detected by a terminal contains a cell type different from that in a cell type list reported last time, the terminal reports a cell type update list to network side equipment, wherein the cell type update list comprises: and the cell type identifier is different from the cell type identifier reported last time.
The method for the terminal to perform the state transition further comprises the following steps:
and reporting the tracking area TA corresponding to the cell type in the cell type list when reporting the cell type list.
An embodiment of the present invention further provides a terminal, including:
a cell selection module, configured to, after a terminal senses a paging message, select a cell corresponding to a cell type identifier and capable of performing state transition from multiple cells identified by the terminal according to the cell type identifier carried in the paging message sensed by the terminal;
and the state switching module is used for carrying out state switching in the selected cell.
Wherein, the terminal still includes:
and the transmission module is used for carrying out service transmission in the selected cell.
The terminal identifies the cell type of the cell based on the cell type identifier broadcasted in the cell system message.
Wherein, the terminal still includes:
a reporting module, configured to report a cell type list to a network device, where the cell type list includes: a cell type identifier of a cell that the terminal detects that the terminal may camp on and/or the terminal desires to camp on.
Wherein the reporting module is further configured to:
when a cell type list corresponding to a cell detected by a terminal contains a cell type different from that in a cell type list reported last time, the terminal reports a cell type update list to network side equipment, wherein the cell type update list comprises: and the cell type identifier is different from the cell type identifier reported last time.
Wherein the reporting module is further configured to: and reporting the tracking area TA corresponding to the cell type in the cell type list when reporting the cell type list.
The embodiment of the invention also provides a paging method, which comprises the following steps:
determining a cell set;
and each cell in the cell set sends a paging message to the terminal, wherein the paging message carries a cell type identifier for suggesting the terminal to initiate state transition.
Wherein the step of determining a set of cells comprises:
receiving a cell type list reported by a terminal;
if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to the same tracking area, determining the reported cell type list as the cell set; or if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to different tracking areas, determining all cells in all TAs as the cell set or determining all cells in one designated TA as the cell set.
Wherein the one specified TA is: one TA is selected according to the TA selection order agreed with the terminal.
An embodiment of the present invention further provides a network side device, including:
a determining module, configured to determine a cell set;
and the paging module is used for sending a paging message to the terminal in each cell in the cell set, wherein the paging message carries a cell type identifier for suggesting the terminal to initiate state transition.
Wherein the determining module is specifically configured to:
receiving a cell type list reported by a terminal;
if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to the same tracking area, determining the reported cell type list as the cell set; or if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to different tracking areas, determining all cells in all TAs as the cell set or determining all cells in one designated TA as the cell set.
The scheme of the invention at least comprises the following beneficial effects:
according to the scheme of the invention, after the terminal monitors the paging message, according to the cell type identification carried in the paging message monitored by the terminal, the cell which corresponds to the cell type identification and can be subjected to state conversion is selected from a plurality of cells identified by the terminal; the terminal performs state transition in the selected cell. The network side can appoint the terminal to initiate the paging response to the appointed network, thereby ensuring the reasonable distribution of the service and reducing unnecessary switching and other signaling overhead between networks.
Drawings
Fig. 1 is a flowchart of a method of a terminal performing a state transition according to the present invention;
fig. 2 is a block diagram of the structure of the terminal of the present invention;
fig. 3 is a flowchart of a paging method of a network side device of the present invention;
fig. 4 is a block diagram of the structure of the network-side device of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
As shown in fig. 1, a first embodiment of the present invention provides a method for a terminal to perform state transition, including:
in future mobile communication networks, there may be multiple layers of networks, each with its service provision capability, or adapted service type, each with emphasis and differences. If base stations of different levels or different locations belong to the same TA (tracking area) area, one TA corresponds to one TAC (tracking area code); or base stations of different levels or different locations belong to a specific cell set, which may be a TAC-like cell set conceptually divided by location, or a hotspot-like cell set conceptually divided by function, or a jointly determined set thereof, such as a hotspot cell set further configured on the basis of TAC, and the cells in these sets have corresponding cell type identifiers, where the cell type identifiers are: the identifier may be a series of explicitly defined identifiers, or may be an identifier formed by combining existing identifiers, for example, the simplest division is a macro cell identifier and a micro cell identifier, an access type priority, a paging priority cell, a cell type priority, different types of cell type identifiers divided according to the service data transmission throughput, and the like; when the terminal identifies the cell according to the cell type identifier, the terminal obtains the cell type identifier through the cell identifier issued by the network side, and can identify the cell type of the cell based on the cell type identifier broadcasted in the cell system message;
In the first embodiment, after the terminal monitors the paging message, according to the cell type identifier carried in the paging message monitored by the terminal, a cell which corresponds to the cell type identifier and can be subjected to state transition is selected from a plurality of cells identified by the terminal; and the terminal performs state conversion in the selected cell, and further performs service transmission in the selected cell. The network side can appoint the terminal to carry out state conversion to the appointed network and carry out service transmission in the appointed network, thereby ensuring reasonable distribution of services and reducing unnecessary switching between networks and other signaling overhead.
In this first embodiment, the method may further include:
and step 13, the terminal transmits the service in the selected cell.
Further, the first embodiment may further include:
step 14, reporting a cell type list to a network side device, where the cell type list includes: the terminal may identify a cell type identifier of a cell in which the terminal may camp and/or in which the terminal desires to camp.
The terminal reports all the cell type identifiers of all cells which can reside in or hope to reside in, which can be reported when doing attachment flow or location area update or cell type update related flow, if these cells with cell type identifiers belong to different TAs, the terminal needs to report multiple TAs.
In this first embodiment, the method may further include:
step 15, when the cell type list corresponding to the cell identified by the terminal contains a cell type different from the cell type list reported last time, the terminal reports a cell type update list to the network side device, wherein the cell type update list comprises: and the cell type identifier is different from the cell type identifier reported last time.
In this first embodiment, the method may further include:
and step 16, reporting the tracking area TA corresponding to the cell type in the cell type list when reporting the cell type list.
Before a cell resides, the terminal reports all TACs seen by the terminal in a TAU (tracking area update) or a TAC list to which the terminal is willing to reside the cell.
In the above embodiment of the present invention, the network side may inform the terminal whether the reported information is adopted or not based on its own capability (for example, whether the terminal supports multi-cell residence or whether the terminal needs to be judged based on the service load condition), and if so, the terminal needs to prepare for receiving and sending the service at the cell indicated by the network side; if the cell is not supported or not adopted, the terminal does not need to prepare for receiving and sending the service of the cell indicated by the receiving network side, thereby being beneficial to improving service perception, realizing a network taking a user as a center and being beneficial to sharing network load; furthermore, the network side can designate the terminal to perform state transition to the designated cell, and further perform service transmission in the designated cell, thereby ensuring reasonable distribution of services and reducing unnecessary switching and other signaling overhead between networks.
As shown in fig. 2, the second embodiment of the present invention also provides a terminal 20, including:
a cell selection module 21, configured to, after the terminal senses the paging message, select a cell corresponding to the cell type identifier and capable of performing state transition from multiple cells identified by the terminal according to the cell type identifier carried in the paging message sensed by the terminal;
and a state transition module 22, configured to perform state transition in the selected cell.
Wherein, this terminal station still includes: and the transmission module is used for carrying out service transmission in the selected cell.
After the terminal monitors the paging message, according to the cell type identification carried in the paging message monitored by the terminal, selecting a cell which corresponds to the cell type identification and can be subjected to state conversion from a plurality of cells identified by the terminal; and the terminal performs state conversion in the selected cell, and further performs service transmission in the selected cell. The network side can appoint the terminal to carry out state conversion to the appointed network and carry out service transmission in the appointed network, thereby ensuring reasonable distribution of services and reducing unnecessary switching between networks and other signaling overhead.
Further, when the terminal identifies the cell according to the cell type identifier, the terminal identifies the cell type to which the cell belongs based on the cell type identifier broadcast in the cell system message.
Wherein, above-mentioned terminal station still includes: a reporting module, configured to report a cell type list to a network device, where the cell type list includes: a cell type identifier of a cell that the terminal detects that the terminal may camp on and/or the terminal desires to camp on.
Wherein the reporting module is further configured to: when a cell type list corresponding to a cell detected by a terminal contains a cell type different from that in a cell type list reported last time, the terminal reports a cell type update list to network side equipment, wherein the cell type update list comprises: and the cell type identifier is different from the cell type identifier reported last time.
Wherein the reporting module is further configured to: and reporting the tracking area TA corresponding to the cell type in the cell type list when reporting the cell type list.
It should be noted that the terminal is a device corresponding to the method described in the first embodiment, and all implementation examples in the first embodiment are applicable to this embodiment, and the same technical effect can be achieved.
As shown in fig. 3, a third embodiment of the present invention further provides a paging method, including:
The embodiment of the invention determines a cell set through network side equipment; sending a paging message to a terminal in each cell in the cell set, wherein the paging message carries a cell type identifier for suggesting that the terminal initiates state transition in the cell type identifier; therefore, the terminal can be appointed to carry out state conversion to the appointed network, and service transmission is carried out in the appointed network, so that reasonable distribution of services is ensured, and unnecessary switching and other signaling overhead between networks are reduced.
Wherein step 31 comprises:
311, receiving a cell type list reported by a terminal;
step 312, if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to the same tracking area, determining that the reported cell type list is the cell set; or
Step 313, if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to a different tracking area, determining all cells in all TAs as the cell set or determining all cells in one designated TA as the cell set.
Wherein the one specified TA is: one TA is selected according to the TA selection order agreed with the terminal.
When determining the designated cell, the terminal may be appointed to report all TACs seen by the terminal in the TAU before a cell resides, or a TAC list to which the terminal is willing to reside the cell; for example, when all cell types in the first cell list respectively belong to different TAs, the network side may select (represent an expected priority of) the first TAC according to the sequence of the TAC list reported by the terminal to send the paging message.
The third embodiment performs state transition from the designated terminal to the designated network and performs service transmission in the designated network, thereby ensuring reasonable traffic distribution and reducing unnecessary switching and other signaling overhead between networks.
As shown in fig. 4, a fourth embodiment of the present invention further provides a network-side device 40, including:
a determining module 41, configured to determine a cell set;
a paging module 42, configured to send a paging message to the terminal in each cell in the cell set, where the paging message carries a cell type identifier indicating that the terminal is to initiate a state transition.
Wherein, the determining module 41 is specifically configured to: receiving a cell type list reported by a terminal; if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to the same tracking area, determining the reported cell type list as the cell set; or if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to different tracking areas, determining all cells in all TAs as the cell set or determining all cells in one designated TA as the cell set. One designated TA is: one TA is selected according to the TA selection order agreed with the terminal.
It should be noted that: the network side device is a device corresponding to the method described in the third embodiment, all implementation manners of the method described in the third embodiment are applicable to the embodiment of the network side device, and the same technical effect can be achieved.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. A method for a terminal to perform state transition is characterized by comprising the following steps:
after the terminal intercepts the paging message, according to the cell type identifier carried in the paging message intercepted by the terminal, the cell which corresponds to the cell type identifier and can perform state transition is selected from a plurality of cells identified by the terminal, and the method comprises the following steps: when a terminal carries out an attachment process or a location area update process or a cell type update process, reporting all cell type identifiers which can reside in or hope to reside in a cell, when a cell type list corresponding to a cell identified by the terminal contains a cell type different from a cell type list reported last time, reporting the cell type update list to network side equipment by the terminal, and reporting a tracking area TA corresponding to the cell type in the cell type list when reporting the cell type list; the method comprises the steps that network side equipment receives a cell type list reported by a terminal, if a tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to the same tracking area, the reported cell type list is determined to be a cell set, or if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to different tracking areas, all cells in all TAs are determined to be the cell set or all cells in a specified TA are determined to be the cell set;
the terminal performs state conversion in the selected cell;
and the terminal performs service transmission in the selected cell.
2. The method of claim 1, wherein when the terminal identifies the cell according to the cell type identifier, the terminal identifies the cell type to which the cell belongs based on the cell type identifier broadcasted in the cell system message.
3. A terminal, comprising:
the cell selection module is configured to, after a terminal senses a paging message, select a cell corresponding to a cell type identifier and capable of performing state transition from multiple cells identified by the terminal according to the cell type identifier carried in the paging message sensed by the terminal, and includes: when an attachment process or a location area update process or a cell type update process is carried out, reporting all cell type identifiers which can reside in/or hope to reside in a cell, when a cell type list corresponding to a cell identified by a terminal contains a cell type different from that in a cell type list reported last time, reporting the cell type update list to network side equipment by the terminal, and reporting a tracking area TA corresponding to the cell type in the cell type list when the cell type list is reported; the method comprises the steps that network side equipment receives a cell type list reported by a terminal, if a tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to the same tracking area, the reported cell type list is determined to be a cell set, or if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to different tracking areas, all cells in all TAs are determined to be the cell set or all cells in a specified TA are determined to be the cell set;
a state switching module, configured to perform state switching in the selected cell;
and the transmission module is used for carrying out service transmission in the selected cell.
4. A terminal according to claim 3, characterized in that when the terminal identifies the cell according to the cell type identifier, the terminal identifies the cell type to which the cell belongs based on the cell type identifier broadcasted in the cell system message.
5. A method for paging, comprising:
determining a cell set;
sending a paging message to a terminal in each cell in the cell set, wherein the paging message carries a cell type identifier for suggesting that the terminal initiates state transition in the cell type identifier; the terminal listens the cell type identification carried in the paging message, and selects a cell which corresponds to the cell type identification and can carry out state conversion from the identified plurality of cells; the terminal carries out state conversion in the selected cell, wherein the terminal reports all cell type identifications which can reside in or hope to reside in the cell when the terminal carries out an attachment process or a location area update process or a cell type update process, when a cell type list corresponding to the cell identified by the terminal contains a cell type different from that in a cell type list reported last time, the terminal reports the cell type update list to network side equipment, and when the cell type list is reported, a tracking area TA corresponding to the cell type in the cell type list is reported together; the method comprises the steps that network side equipment receives a cell type list reported by a terminal, if a tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to the same tracking area, the reported cell type list is determined to be a cell set, or if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to different tracking areas, all cells in all TAs are determined to be the cell set or all cells in a specified TA are determined to be the cell set.
6. A paging method according to claim 5, characterized in that said one assigned TA is: one TA is selected according to the TA selection order agreed with the terminal.
7. A network-side device, comprising:
a determining module, configured to determine a cell set;
a paging module, configured to send a paging message to a terminal in each cell in the cell set, where the paging message carries a cell type identifier indicating that the terminal initiates a state transition in the cell, and the terminal senses the cell type identifier carried in the paging message, and selects a cell corresponding to the cell type identifier and capable of performing the state transition from the identified multiple cells; the terminal performs state conversion in the selected cell;
when a cell type list corresponding to a cell identified by the terminal contains a cell type different from that in a cell type list reported last time, the terminal reports the cell type update list to network side equipment, and when the cell type list is reported, the terminal reports a tracking area TA corresponding to the cell type in the cell type list; the method comprises the steps that network side equipment receives a cell type list reported by a terminal, if a tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to the same tracking area, the reported cell type list is determined to be a cell set, or if the tracking area TA to which each cell type belongs in the cell type list reported by the terminal belongs to different tracking areas, all cells in all TAs are determined to be the cell set or all cells in a specified TA are determined to be the cell set.
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| CN107426796A (en) | 2017-12-01 |
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