WO2019149120A1 - 上行数据压缩的配置方法及设备 - Google Patents
上行数据压缩的配置方法及设备 Download PDFInfo
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- WO2019149120A1 WO2019149120A1 PCT/CN2019/072792 CN2019072792W WO2019149120A1 WO 2019149120 A1 WO2019149120 A1 WO 2019149120A1 CN 2019072792 W CN2019072792 W CN 2019072792W WO 2019149120 A1 WO2019149120 A1 WO 2019149120A1
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- plmn
- user equipment
- dictionary
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0066—Transmission or use of information for re-establishing the radio link of control information between different types of networks in order to establish a new radio link in the target network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/04—Protocols for data compression, e.g. ROHC
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/10—Interfaces between hierarchically different network devices between terminal device and access point, i.e. wireless air interface
Definitions
- the present disclosure relates to the field of mobile communications technologies, and in particular, to a method and a device for configuring uplink data compression.
- the Uplink Data Compression (UDC) technology is used by the user equipment (UE, User Equipment) to compress the uplink application layer data or signaling, and decompress the compressed data at the base station side to save data transmitted by the air interface. Quantity, saving uplink resources.
- the terminal In the uplink data compression, there are two possible solutions for keeping the terminal and the base station capable of correct compression/decompression.
- One is that the terminal establishes the data content in the compressed buffer in the process of transmitting the uplink data, and the base station side reserves. Then decompress with the corresponding rules.
- the other is that the terminal and the base station download pre-defined or save some profile information for decompression, and can determine which profile is started by some signaling interactions. Once the agreement is reached, the terminal and the base station can ensure correct compression and decompression.
- the profile information may include a compression method, and information of the decompressed buffer or a tapped mapping map.
- the preset dictionary for the UDC includes two types, one is a dictionary for the Session Initiation Protocol (SIP) signaling compression defined in the standardized RFC 3485, and the other is The operator-defined dictionary (referred to herein as the operator-defined dictionary).
- SIP Session Initiation Protocol
- User equipment typically only stores one operator-defined dictionary.
- PLMN Public Land Mobile Network
- target PLMN acquires the device of the user equipment from the old PLMN (source PLMN).
- Capability information which includes the capabilities of the UDC, and if the operator definition dictionary of the new and old PLMNs is different, the communication failure will occur because the new PLMN uses the wrong operator definition dictionary to cause data compression/decompression failure.
- the technical problem to be solved by the embodiments of the present disclosure is to provide a method and a device for configuring uplink data compression, which enable the network and the user equipment to correctly use or not use the operator-defined dictionary when the PLMN is updated.
- an embodiment of the present disclosure provides a method for configuring uplink data compression, including:
- the user equipment When receiving the first UDC configuration information sent by the target base station, the user equipment configures an operator definition dictionary saved by the user equipment according to the first UDC configuration information, and is used for compression processing of uplink data;
- the first UDC configuration information includes indication information of an operator definition dictionary saved by the user equipment, where the target public land mobile network PLMN to which the target base station belongs is different from the source PLMN to which the source base station of the user equipment belongs. .
- the above method further comprises:
- the user equipment When receiving the second UDC configuration information sent by the target base station, the user equipment configures a predetermined standard dictionary for compression processing of uplink data or a compression processing for canceling uplink data according to the second UDC configuration information;
- the second UDC configuration information includes indication information of an empty dictionary using the predetermined standard dictionary or the content is empty.
- the method before the step of receiving the first UDC configuration information or the second UDC configuration information, the method further includes:
- the user equipment acquires the operator definition dictionary and the available PLMN list and saves it locally, wherein the available PLMN list includes an identifier of a PLMN that can use the operator definition dictionary.
- the method before the step of receiving the first UDC configuration information or the second UDC configuration information, the method further includes:
- the user equipment accesses the target PLMN, determining whether the target PLMN exists in the available PLMN list saved by the user equipment;
- the user equipment When the target PLMN exists in the PLMN list, the user equipment sends, to the target base station, an indication information indicating that the user equipment supports an operator definition dictionary.
- the method when the target PLMN does not exist in the PLMN list, the method further includes:
- the user equipment sends, to the target base station, an indication information indicating that the user equipment does not support an operator definition dictionary.
- the method further includes:
- the user equipment sends the list of available PLMNs to the source PLMN.
- the user equipment sends the available PLMN list to the source PLMN by using a UE-EUTRA-Capability message.
- the user equipment when acquiring the operator definition dictionary, the user equipment further acquires a version number of the operator definition dictionary;
- the user equipment also sends a version number of the operator defined dictionary to the source PLMN.
- the method further includes:
- the user equipment transmits an identity of the home HPLMN of the user equipment to the source PLMN.
- the embodiment of the present disclosure further provides a method for configuring an uplink data compression UDC, including:
- the target base station sends the first UDC configuration information to the user equipment when determining that the first operator defined dictionary saved by the user equipment can be used by the target public land mobile network PLMN;
- the target PLMN is a PLMN to which the target base station belongs, and is different from the source PLMN to which the source base station of the user equipment belongs, and the first UDC configuration information includes indication information that uses the first operator definition dictionary.
- the above method further comprises:
- the target base station sends second UDC configuration information to the user equipment when determining that the first operator definition dictionary cannot be used by the target PLMN, where the second UDC configuration information includes using a predetermined standard dictionary or the content is empty. Empty dictionary instructions.
- the step of determining that the first operator definition dictionary saved by the user equipment can be used by the target public land mobile network (PLMN) is: the target base station receives a representation of the user equipment sent by the user equipment.
- the first operator defines the indication information of the dictionary.
- the step of determining that the first operator definition dictionary cannot be used by the target PLMN is: the target base station receiving, by the user equipment, that the user equipment does not support the first operation.
- the quotient defines the indication of the dictionary.
- determining whether the first operator-defined dictionary can be used by the target PLMN specifically includes:
- Whether the first operator defined dictionary can be used at the target PLMN is determined according to whether the target PLMN exists in the available PLMN list.
- determining whether the first operator-defined dictionary can be used by the target PLMN specifically includes:
- the target base station when the target base station fails to obtain the available PLMN list from the source PLMN of the user equipment, it is determined whether the first operator defined dictionary can be used in the target PLMN, and include:
- determining whether the first operator-defined dictionary can be used by the target PLMN specifically includes:
- Whether the first operator definition dictionary can be used by the target PLMN is determined according to whether the operator definition dictionary corresponding to the target PLMN and the home HPLMN is the same.
- determining whether the first operator-defined dictionary can be used by the target PLMN specifically includes:
- the target base station when the target base station fails to acquire the identifier of the home HPLMN of the user equipment from the source PLMN of the user equipment, it is determined whether the first operator definition dictionary can be in the target. Used by PLMN, it also includes:
- An embodiment of the present disclosure further provides a user equipment, including: a transceiver, a memory, a processor, and a computer program stored on the memory and operable on the processor;
- the transceiver is configured to receive first UDC configuration information sent by a target base station;
- the processor is configured to read a program in the memory and perform the following process:
- the first UDC configuration information includes indication information of an operator definition dictionary saved by the user equipment, where the target public land mobile network PLMN to which the target base station belongs is different from the source PLMN to which the source base station of the user equipment belongs. .
- the transceiver is further configured to receive second UDC configuration information that is sent by the target base station
- the processor is further configured to receive the second UDC configuration sent by the target base station.
- the information according to the second UDC configuration information, configuring a predetermined standard dictionary for compression processing of uplink data, or configuring compression processing for canceling uplink data;
- the second UDC configuration information includes indication information of an empty dictionary using the predetermined standard dictionary or the content is empty.
- the processor is further configured to acquire the operator definition dictionary and the available PLMN list and save the locality before receiving the first UDC configuration information or the second UDC configuration information,
- the available PLMN list includes an identifier of a PLMN that can use the operator-defined dictionary.
- the processor is further configured to determine, when the user equipment roams to the target PLMN, before receiving the first UDC configuration information or the second UDC configuration information, Whether the target PLMN exists in the list of available PLMNs saved by the user equipment; the transceiver is further configured to: when the target PLMN exists in the PLMN list, the user equipment sends the target device to the target base station An indication that the user equipment supports an operator-defined dictionary.
- the transceiver is further configured to: when the target PLMN does not exist in the PLMN list, send, to the target base station, a signal indicating that the user equipment does not support an operator definition dictionary. Instructions.
- the transceiver is further configured to send the available PLMN list to the source PLMN after acquiring the operator defined dictionary and the available PLMN list and saving the local.
- the processor is further configured to: when acquiring the operator-defined dictionary, obtain a version number of the operator-defined dictionary; the transceiver is further configured to: The version number of the quotient definition dictionary is sent to the source PLMN.
- the transceiver is further configured to: after acquiring the operator defined dictionary and the available PLMN list and saving the local, sending the identifier of the home HPLMN of the user equipment to the source PLMN .
- the embodiment of the present disclosure further provides another user equipment, including:
- a first configuration unit configured to configure, according to the first UDC configuration information, an operator definition dictionary saved by the user equipment, for performing compression processing of uplink data, when receiving the first UDC configuration information sent by the target base station;
- the first UDC configuration information includes indication information of an operator definition dictionary saved by the user equipment, where the target public land mobile network PLMN to which the target base station belongs is different from the source PLMN to which the source base station of the user equipment belongs. .
- the foregoing user equipment further includes:
- a first determining unit configured to determine, when the user equipment roams to the target PLMN, whether the target PLMN exists in the user before receiving the first UDC configuration information or the second UDC configuration information a list of available PLMNs saved by the device, wherein the list of available PLMNs includes an identifier of a PLMN that can use the operator-defined dictionary;
- a first sending unit configured to send, to the target base station, indication information indicating that the user equipment supports an operator definition dictionary when the target PLMN exists in the PLMN list.
- the foregoing user equipment further includes:
- a third sending unit configured to send the available PLMN list to the source PLMN, where the available PLMN list includes an identifier of a PLMN that can use the operator defined dictionary.
- An embodiment of the present disclosure further provides a target base station, including: a transceiver, a memory, a processor, and a computer program stored on the memory and operable on the processor;
- the processor is configured to read a program in the memory, and perform the following process: determining whether the first operator-defined dictionary saved by the user equipment can be used by the target public land mobile network PLMN;
- the transceiver is configured to send the first UDC configuration information to the user equipment when the first operator defined dictionary saved by the user equipment can be used by the target public land mobile network PLMN;
- the target PLMN is a PLMN to which the target base station belongs, and is different from the source PLMN to which the source base station of the user equipment belongs, and the first UDC configuration information includes indication information that uses the first operator definition dictionary.
- the transceiver is further configured to send second UDC configuration information to the user equipment when the first operator definition dictionary cannot be used by the target PLMN, the second UDC configuration
- the information includes indication information using the predetermined standard dictionary or an empty dictionary whose content is empty.
- the processor is specifically configured to: when receiving, by the user equipment, an indication that the user equipment supports the first operator-defined dictionary, send the a UDC configuration information; when receiving the indication information that the user equipment does not support the first operator-defined dictionary sent by the user equipment, sending the second UDC configuration information to the user equipment.
- the processor is further configured to obtain, from a source PLMN of the user equipment, an available PLMN list, where the available PLMN list includes a PLMN that can use the first operator defined dictionary.
- the identifier is determined according to whether the target PLMN exists in the available PLMN list, and whether the first operator definition dictionary can be used in the target PLMN.
- the processor is further configured to: obtain, from a source PLMN of the user equipment, a list of available PLMNs and a version number of the first operator-defined dictionary saved by the user equipment, where
- the available PLMN list includes an identifier of a PLMN that can use the first operator defined dictionary; the target PLMN exists in the available PLMN list, and the first operator definition dictionary saved by the target PLMN
- the version number is determined to be the same as the version number of the first operator-defined dictionary saved by the user equipment, and the first operator-defined dictionary can be used in the target PLMN; otherwise, it is determined to be incapable of being used in the target PLMN.
- the processor is further configured to: when the available PLMN list is not obtained from the source PLMN of the user equipment, send a terminal capability query message to the user equipment; Receiving, by the user equipment, an indication that the user equipment supports the first operator definition dictionary, determining that the first operator definition dictionary can be used by the target PLMN, and receiving the user equipment to send One indicates that the user equipment does not support the indication information of the first operator definition dictionary, and determines that the first operator definition dictionary cannot be used by the target PLMN.
- the processor is further configured to acquire, from a source PLMN of the user equipment, an identifier of a home HPLMN of the user equipment; according to a locally maintained PLMN and an operator defined dictionary Corresponding relationship, determining whether the operator definition dictionary corresponding to the target PLMN and the home HPLMN is the same; determining whether the first operator definition dictionary can be used by the target PLMN according to whether the target PLMN is the same as the operator definition dictionary corresponding to the home HPLMN.
- the processor is further configured to acquire, from a source PLMN of the user equipment, an identifier of a home HPLMN of the user equipment; and define a dictionary and a dictionary version according to a locally maintained PLMN and an operator. Corresponding relationship between the numbers, determining whether the target PLMN is the same as the operator definition dictionary corresponding to the home HPLMN; determining the first operator definition according to whether the operator definition dictionary and the dictionary version number corresponding to the target PLMN and the home HPLMN are the same. Whether the dictionary can be used in the target PLMN.
- the processor is further configured to: when the identifier of the home HPLMN of the user equipment is not obtained from the source PLMN of the user equipment, send the terminal capability to the user equipment. Querying a message; when receiving, by the user equipment, an indication that the user equipment supports the first operator-defined dictionary, determining that the first operator-defined dictionary can be used by the target PLMN, and receiving the The indication information sent by the user equipment that the user equipment does not support the first operator definition dictionary determines that the first operator definition dictionary cannot be used by the target PLMN.
- the embodiment of the present disclosure further provides a target base station, including:
- a first configuration unit configured to send first UDC configuration information to the user equipment when determining that the first operator defined dictionary saved by the user equipment can be used by the target public land mobile network PLMN;
- the target PLMN is a PLMN to which the target base station belongs, and is different from the source PLMN to which the source base station of the user equipment belongs, and the first UDC configuration information includes indication information that uses the first operator definition dictionary.
- the first configuration unit is specifically configured to: after receiving the indication information that is sent by the user equipment, the user equipment supports a first operator-defined dictionary, and send the The first UDC configuration information.
- the foregoing target base station further includes:
- a first obtaining unit configured to obtain, from a source PLMN of the user equipment, an available PLMN list, where the available PLMN list includes an identifier of a PLMN that can use the first operator-defined dictionary;
- a first determining unit configured to determine, according to whether the target PLMN exists in the available PLMN list, whether the first operator defined dictionary can be used in the target PLMN.
- the embodiment of the present disclosure further provides a computer readable storage medium, where the computer readable storage medium stores a computer program, and when the computer program is executed by the processor, the following steps are implemented:
- the first UDC configuration information includes indication information of an operator definition dictionary saved by the user equipment, where the target public land mobile network PLMN to which the target base station belongs is different from the source PLMN to which the source base station of the user equipment belongs. .
- the embodiment of the present disclosure further provides another computer readable storage medium, where the computer readable storage medium stores a computer program, and when the computer program is executed by the processor, the following steps are implemented:
- the target PLMN is a PLMN to which the target base station belongs, and is different from the source PLMN to which the source base station of the user equipment belongs, and the first UDC configuration information includes indication information that uses the first operator definition dictionary.
- the method and device for configuring uplink data compression provided by the embodiments of the present disclosure can use the correct operator-defined dictionary or not use the operator-defined dictionary in uplink data compression when the PLMN of the user equipment is updated. Therefore, the compression ratio of the uplink data can be improved, the amount of data transmitted by the air interface and the uplink resources can be saved, and the communication failure caused by the difference of the operator-defined dictionary can be reduced or avoided.
- FIG. 1 is a flowchart of a method for configuring uplink data compression according to an embodiment of the present disclosure
- FIG. 2 is another flowchart of a method for configuring uplink data compression according to an embodiment of the present disclosure
- FIG. 3 is still another flowchart of a method for configuring uplink data compression according to an embodiment of the present disclosure
- FIG. 4 is a schematic structural diagram of a user equipment according to an embodiment of the present disclosure.
- FIG. 5 is another schematic structural diagram of a user equipment according to an embodiment of the present disclosure.
- FIG. 6 is a schematic structural diagram of a target base station according to an embodiment of the present disclosure.
- FIG. 7 is another schematic structural diagram of a target base station according to an embodiment of the present disclosure.
- the network side device generally refers to a base station.
- the base station is not limited in form, and may be a Macro Base Station, a Pico Base Station, a Node B (referred to as a 3G mobile base station), or an enhanced base station (eNB).
- eNB Home Enhanced Base Station
- Femto eNB or Home eNode B or Home eNB or HeNB Home Enhanced Base Station
- Relay Station Access Point
- RRU Remote Radio Unit
- RRH Radio Head
- 5G A network side node in a mobile communication system, such as a gNB, a central unit (CU, Central Unit), and a distributed unit (DU, distributed unit).
- the user equipment may be a mobile phone (or mobile phone), or other device capable of transmitting or receiving wireless signals, including a smart phone, a personal digital assistant (PDA), a wireless modem, a wireless communication device, a handheld device, a laptop computer, Cordless phones, wireless local loop (WLL) stations, Customer Premise Equipment (CPE) capable of converting mobile signals into WiFi signals, or mobile smart hotspots, smart home appliances, or other non-human operations can spontaneously and mobilely communicate Network communication equipment, etc.
- PDA personal digital assistant
- WLL wireless local loop
- CPE Customer Premise Equipment
- the scheme of the operator-defined dictionary of the UDC in the related art is not applicable to the roaming scenario and the handover scenario of the PLMN.
- the user equipment when the user equipment roams, regardless of whether the operator-defined dictionary used by the newly accessed PLMN is the same as the operator-defined dictionary of the user equipment, the user equipment cannot use its own operator-defined dictionary, which may This will result in some initial data packets with a lower compression ratio and a lower compression ratio.
- an embodiment of the present disclosure provides a method for configuring uplink data compression to solve some or all of the problems described above.
- an embodiment of the present disclosure provides a method for configuring uplink data compression.
- the configuration method is applied to the user equipment side. As shown in FIG. 1 , the method includes:
- Step 101 When receiving the first UDC configuration information sent by the target base station, the user equipment configures an operator definition dictionary saved by the user equipment according to the first UDC configuration information, and is used for compression processing of uplink data.
- the first UDC configuration information includes indication information of an operator definition dictionary saved by the user equipment, where the target public land mobile network PLMN to which the target base station belongs is different from the source PLMN to which the source base station of the user equipment belongs. .
- the target base station is a PLMN newly accessed by the user equipment.
- the user equipment accesses the new PLMN (target PLMN) from the old PLMN (ie, the source PLMN). Specifically, the user equipment may roam or switch to the target PLMN.
- the user equipment needs to configure the carrier-defined dictionary saved by the user equipment to perform uplink when receiving the first UDC configuration information sent by the target base station. Data compression processing.
- the embodiment of the present disclosure enables the target PLMN to control whether the user equipment adopts the operator definition dictionary saved by the user equipment, so that the operator definition dictionary of the target PLMN and the operator definition dictionary saved by the user equipment can be enabled.
- the operator defines a dictionary for uplink data compression/decompression, thereby improving the compression ratio of the uplink data and saving the amount of data and uplink resources transmitted by the air interface.
- the target base station may send the first UDC configuration information to the user equipment when determining that the operator defined dictionary saved by the user equipment can be used by the target PLMN.
- the target base station may send second UDC configuration information to the user equipment when determining that the operator defined dictionary of the user equipment cannot be used by the target PLMN, the second UDC configuration information including using the predetermined standard dictionary.
- the dictionary for SIP signaling compression defined in RFC 3485 or the empty dictionary with empty content (the dictionary is not used for compression/decompression at this time). Therefore, the foregoing method of the embodiment of the present disclosure may further include the following steps:
- Step 102 When receiving the second UDC configuration information sent by the target base station, the user equipment configures a predetermined standard dictionary for compression processing of uplink data or configures cancellation of uplink data according to the second UDC configuration information. Compression processing.
- the embodiment of the present disclosure may control the user equipment and the network side to use the standard dictionary or the dictionary to perform uplink data compression/decompression when the operator definition dictionary of the target PLMN is different from the operator definition dictionary saved by the user equipment. This can reduce or avoid communication failures caused by different operator defined dictionaries.
- the user equipment may receive the first UDC configuration information or the second UDC configuration information sent by the target base station by using a signaling message in the detach/attach process.
- the user equipment may reconfigure the new message by using a radio resource control (RRC) to receive the first UDC configuration information or the second UDC configuration information sent by the target base station.
- RRC radio resource control
- the embodiment of the present disclosure may indicate by using an available PLMN list corresponding to the operator definition dictionary, where the available PLMN list includes the operation that can be used.
- the identifier of the PLMN of the quotient definition dictionary may indicate by using an available PLMN list corresponding to the operator definition dictionary, where the available PLMN list includes the operation that can be used.
- the user equipment may obtain the operator-defined dictionary and its corresponding available PLMN list in advance, and save the information in the local device, and the specific acquisition manner may be Yes: 1) Pre-configure the above-mentioned operator-defined dictionary and its corresponding available PLMN list in the user equipment, for example, in the factory setting of the device; 2) Delivered by the core network, for example, through over-the-air (OTA, Over-) The-Air Technology or the Access Network Discovery and Selection Function (ANDSF) is sent to the user equipment.
- OTA over-the-air
- ANDSF Access Network Discovery and Selection Function
- the embodiment of the present disclosure may be determined by the user equipment whether the operator defined dictionary saved by the user equipment can be used by the target PLMN. At this time, when accessing the target PLMN, the user equipment may determine, according to the locally saved operator defined dictionary and its corresponding available PLMN list, whether the target PLMN exists in the available PLMN list:
- the user equipment may send, to the target base station, first indication information indicating that the user equipment supports an operator definition dictionary; the target base station receives the first indication. After the information, it may be determined that the operator-defined dictionary saved by the user equipment can be used in the target PLMN, and the target base station directly sends the first UDC configuration information to the user equipment to configure the user equipment to enable the operator-defined dictionary; The device and the target base station can perform uplink data compression/decompression based on the same operator defined dictionary.
- the user equipment may send, to the target base station, a second indication information indicating that the user equipment does not support an operator definition dictionary; the target base station receives After the second indication information, it may be determined that the operator-defined dictionary saved by the user equipment cannot be used by the target PLMN, and the target base station directly sends the second UDC configuration information to the user equipment to configure the user equipment not to enable the operator definition. Dictionary or use a standard dictionary.
- the embodiment of the present disclosure may determine, by the target base station, whether the operator defined dictionary saved by the user equipment can be used by the target PLMN.
- the available PLMN list may be sent to the source PLMN.
- the user equipment may report to the source PLMN.
- the list of available PLMNs is reported.
- the list of available PLMNs is sent to the source PLMN by a UE-EUTRA-Capability message.
- a specific example is provided below. The following information may be added to the UE-EUTRA-Capability message to send the list of available PLMNs, wherein availablePLMN-List indicates which PLMNs the operator defined dictionary can be used under.
- the source PLMN may be saved in the source PLMN, for example, in a mobility management entity (MME).
- MME mobility management entity
- the target base station ie, the base station under the target PLMN currently accessed by the user equipment
- the target base station may obtain the list of available PLMNs from the source PLMN of the user equipment.
- the target base station may be in the When the capability information of the user equipment is obtained, the available PLMN list is obtained.
- the target base station may determine whether the operator defined dictionary of the user equipment can be used by the target PLMN according to whether the target PLMN exists in the available PLMN list.
- the target base station transmits the first UDC configuration information when the operator defined dictionary of the user equipment can be used by the target PLMN; and the target base station transmits the second UDC configuration when the operator defined dictionary of the user equipment cannot be used by the target PLMN information.
- the user equipment of the embodiment of the present disclosure acquires the version number of the operator definition dictionary when acquiring the operator definition dictionary;
- the device also sends the version number of the operator defined dictionary to the source PLMN.
- the source PLMN may be saved in the source PLMN, for example, in a mobility management entity (MME).
- MME mobility management entity
- the target PLMN obtains the available PLMN list and the version number of the operator defined dictionary saved by the user equipment from the source PLMN of the user equipment.
- the target base station may acquire the available PLMN list and the version number when acquiring the capability information of the user equipment.
- the version number of the operator-defined dictionary saved by the target PLMN is compared with the version number of the operator-defined dictionary saved by the user equipment. At the same time, it is determined that the operator defined dictionary saved by the user equipment can be used by the target PLMN; otherwise, it is determined that the operator defined dictionary saved by the user equipment cannot be used by the target PLMN.
- the target base station needs to obtain an available PLMN list of the operator defined dictionary of the user equipment from the source PLMN.
- embodiments of the present disclosure provide a third implementation.
- the base station may maintain a correspondence between the PLMN and the operator-defined dictionary in which the operator-defined dictionary that the PLMN can use is recorded.
- the correspondence may be pre-configured at the base station and may be updated through an inter-network interface.
- the user equipment of the embodiment of the present disclosure may send the identifier of the home public land mobile network (HPLMN) of the user equipment to the source PLMN.
- HPLMN home public land mobile network
- plmnIdentity-r15 is an HPLMN ID or is bound to a dictionary defined by the operator.
- PLMN ID of the operator may be added to the UE-EUTRA-Capability message to send an identifier (ID) of the HPLMN, where plmnIdentity-r15 is an HPLMN ID or is bound to a dictionary defined by the operator.
- ID identifier
- the source PLMN may be saved in the source PLMN, for example, in a mobility management entity (MME).
- MME mobility management entity
- the target base station may acquire the identifier of the HPLMN of the user equipment from the source PLMN of the user equipment, and further determine, according to the target base station, whether it is determined whether the operator-defined dictionary saved by the user equipment can be used by the target PLMN.
- Corresponding relationship between the locally maintained PLMN and the operator defined dictionary determining whether the target PLMN is the same as the operator definition dictionary corresponding to the home HPLMN; and determining whether the dictionary is the same according to the operator definition dictionary corresponding to the target PLMN and the home HPLMN.
- the operator of the user equipment defines whether the dictionary can be used at the target PLMN.
- the user equipment may further send the HPLMN ID of the user equipment and the version number of the operator definition dictionary to the source PLMN.
- the following information may be added to the UE-EUTRA-Capability message to send the version number of the operator-defined dictionary, where supportedOperatorDic-r15 indicates the version number, (0..15) It is the value range of the version number; plmnIdentity-r15 is the HPLMN ID or the PLMN ID of the operator bound to the operator-defined dictionary.
- the target base station may obtain the identifier of the home HPLMN of the user equipment from the source PLMN of the user equipment when determining whether the operator defined dictionary saved by the user equipment can be used by the target PLMN. Then, according to the correspondence between the PLMN and the operator-defined dictionary and the dictionary version number maintained locally by the target base station, it is determined whether the operator-defined dictionary and the dictionary version number corresponding to the target PLMN and the home HPLMN are the same, and according to the target PLMN and the attribution. Whether the operator definition dictionary corresponding to the HPLMN and the dictionary version number are the same, and determining whether the operator definition dictionary of the user equipment can be used by the target PLMN.
- the target PLMN is the same as the operator definition dictionary corresponding to the home HPLMN, and the dictionary version number is also the same, it is determined that the operator definition dictionary of the user equipment can be used in the target PLMN; otherwise, it is determined to be unusable.
- the configuration method of the uplink data compression in the embodiment of the present disclosure is described above mainly from the user equipment side, and is introduced in conjunction with the target base station side.
- a method flow of a target base station side is shown, where the target base station is a base station that the user equipment accesses under the target PLMN.
- the method includes:
- Step 201 The target base station sends the first UDC configuration information to the user equipment when determining that the first operator defined dictionary saved by the user equipment can be used by the target public land mobile network PLMN.
- the target PLMN is a PLMN to which the target base station belongs, and is different from the source PLMN to which the source base station of the user equipment belongs, and the first UDC configuration information includes indication information that uses the first operator definition dictionary.
- the uplink data that is subsequently sent by the user equipment may be decompressed by using the first operator-defined dictionary, thereby improving the compression ratio of the uplink data and saving air interface transmission. Data volume and uplink resources.
- the foregoing method of the embodiment of the present disclosure may further include the following steps:
- Step 202 The target base station sends second UDC configuration information to the user equipment when determining that the first operator definition dictionary cannot be used by the target PLMN, where the second UDC configuration information includes using the predetermined standard dictionary or content. An empty empty dictionary indication.
- the embodiments of the present disclosure can reduce or avoid communication failures caused by differences in the operator-defined dictionary at the target base station and the user equipment.
- the target base station may directly determine the user equipment when receiving an indication that the user equipment supports the first operator-defined dictionary sent by the user equipment.
- the saved first operator defined dictionary can be used by the target public land mobile network PLMN; and in step 202, the target base station can receive, by the user equipment, a representation that the user equipment does not support the first operator defined dictionary.
- the first operator defined dictionary saved by the user equipment cannot be used by the target public land mobile network PLMN. It can be seen that, in the above steps 201 and 202, the target base station does not need to perform the judgment of the operator-defined dictionary availability, but directly delivers different configuration information directly according to the received different indication information.
- the target base station needs to make a judgment of the operator-defined dictionary availability.
- the target base station may obtain an available PLMN list from the source PLMN of the user equipment when the user equipment accesses (such as the user equipment roaming or handover to the target base station), where the available PLMN list includes the
- the first operator defines an identifier of the PLMN of the dictionary; and then determines whether the first operator-defined dictionary can be used at the target PLMN according to whether the target PLMN exists in the available PLMN list.
- Figure 3 shows the information interaction between related devices in the second implementation.
- the target base station may obtain, from the source PLMN of the user equipment, the available PLMN list and the version number of the first operator-defined dictionary saved by the user equipment when the user equipment accesses And then, only the target PLMN exists in the available PLMN list, and the version number of the first operator-defined dictionary saved by the target PLMN, and the first carrier saved by the user equipment
- the version numbers of the definition dictionary are the same, it is determined that the first operator definition dictionary can be used at the target PLMN, otherwise, it is determined that the dictionary cannot be used at the target PLMN.
- the target base station also needs to make a judgment of the operator-defined dictionary availability.
- the target base station may acquire the identifier of the HPLMN of the user equipment from the source PLMN of the user equipment. Then, the target base station determines, according to the correspondence between the locally maintained PLMN and the operator-defined dictionary, whether the operator-defined dictionary corresponding to the target PLMN and the home HPLMN is the same; and further, whether the dictionary is defined according to the carrier corresponding to the target PLMN and the home HPLMN. In the same way, it is determined whether the first operator defined dictionary can be used at the target PLMN.
- the target base station may acquire the identity of the home HPLMN of the user equipment from the source PLMN of the user equipment. Then, according to the correspondence between the locally maintained PLMN and the operator defined dictionary and the dictionary version number, it is determined whether the operator definition dictionary and the dictionary version number corresponding to the target PLMN and the home HPLMN are the same; and further, according to the target PLMN and the home HPLMN Whether the corresponding operator definition dictionary and the dictionary version number are the same, and determining whether the first operator definition dictionary can be used in the target PLMN.
- the target base station needs to acquire the available PLMN list of the user equipment from the source PLMN in the foregoing second implementation manner.
- the identifier of the HPLMN of the user equipment needs to be obtained from the source PLMN.
- the target base station of the embodiment of the present disclosure may also fail to obtain the list of available PLMNs (corresponding to the second implementation manner), or may be caused by a communication failure or other reasons, or
- the terminal capability query message is sent to the user equipment.
- the user equipment determines according to the first implementation manner of the foregoing, and sends corresponding indication information.
- the target base station may determine that the first operator-defined dictionary can be used by the target PLMN, and Upon receiving the indication information sent by the user equipment that the user equipment does not support the first operator defined dictionary, it may be determined that the first operator definition dictionary cannot be used by the target PLMN.
- embodiments of the present disclosure also provide an apparatus for implementing the above method.
- a schematic structural diagram of a user equipment includes: a processor 401, a transceiver 402, a memory 403, a user interface 404, and a bus interface, where:
- user device 400 further includes a computer program stored on memory 403 and executable on processor 401.
- the transceiver 402 is configured to receive first UDC configuration information sent by the target base station;
- the processor 401 is configured to read a program in the memory 403 and perform the following process:
- the first UDC configuration information includes indication information of an operator definition dictionary saved by the user equipment, where the target public land mobile network PLMN to which the target base station belongs is different from the source PLMN to which the source base station of the user equipment belongs. .
- the bus architecture may include any number of interconnected buses and bridges, specifically linked by one or more processors represented by processor 401 and various circuits of memory represented by memory 403.
- the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
- the bus interface provides an interface.
- Transceiver 402 can be a plurality of components, including a transmitter and a receiver, providing means for communicating with various other devices on a transmission medium.
- the user interface 404 may also be an interface capable of externally connecting the required devices, including but not limited to a keypad, a display, a speaker, a microphone, a joystick, and the like.
- the processor 401 is responsible for managing the bus architecture and general processing, and the memory 403 can store data used by the processor 401 in performing operations.
- the transceiver 402 is further configured to receive second UDC configuration information that is sent by the target base station, where the processor 401 is further configured to: when receiving the second UDC configuration information sent by the target base station, according to The second UDC configuration information, configured by a predetermined standard dictionary for compression processing of uplink data, or configured to cancel compression processing of uplink data; wherein the second UDC configuration information includes using the predetermined standard dictionary or content is empty Empty dictionary instructions.
- the processor 401 is further configured to: before receiving the first UDC configuration information or the second UDC configuration information, acquire the operator definition dictionary and the available PLMN list and save the local, where the available The PLMN list includes an identity of a PLMN that can use the operator defined dictionary.
- the processor 401 is further configured to: when the user equipment roams to the target PLMN, before receiving the first UDC configuration information or the second UDC configuration information, Determining whether the target PLMN exists in the available PLMN list saved by the user equipment; the transceiver 402 is further configured to: when the target PLMN exists in the PLMN list, the user equipment is located The target base station sends an indication message indicating that the user equipment supports an operator defined dictionary.
- the transceiver 402 is further configured to: when the target PLMN does not exist in the PLMN list, send a message to the target base station that the user equipment does not support an operator. Define instructions for the dictionary.
- the transceiver 402 is further configured to send the available PLMN list to the source PLMN after acquiring the operator defined dictionary and the available PLMN list and saving the local.
- the transceiver 402 is further configured to send the available PLMN list to the source PLMN by using a UE-EUTRA-Capability message.
- the processor 401 is further configured to: when acquiring the operator-defined dictionary, obtain a version number of the operator-defined dictionary; the transceiver 402 is further configured to: The version number of the quotient definition dictionary is sent to the source PLMN.
- the transceiver 402 is further configured to send the identifier of the home HPLMN of the user equipment to the location after acquiring the operator defined dictionary and the available PLMN list and saving the local Describe the source PLMN.
- an embodiment of the present disclosure provides another user equipment 500, including:
- the first configuration unit 501 is configured to configure, according to the first UDC configuration information, an operator definition dictionary saved by the user equipment, for performing compression processing of uplink data, when receiving the first UDC configuration information sent by the target base station.
- the first UDC configuration information includes indication information of an operator defined dictionary saved by the user equipment, and the target public land mobile network PLMN to which the target base station belongs is different from a source to which the source base station of the user equipment belongs PLMN.
- the foregoing user equipment may further include:
- a second configuration unit configured to: when receiving the second UDC configuration information sent by the target base station, configure a predetermined standard dictionary for compression processing of uplink data, or configure cancellation of uplink data according to the second UDC configuration information. a compression process; wherein the second UDC configuration information includes indication information of an empty dictionary using the predetermined standard dictionary or content is empty.
- the foregoing user equipment may further include:
- a dictionary obtaining unit configured to acquire the operator-defined dictionary and the available PLMN list and save the locality before receiving the first UDC configuration information or the second UDC configuration information, where the available PLMN list includes The identity of the PLMN using the operator defined dictionary.
- the user equipment further includes:
- a first determining unit configured to determine, when the user equipment roams to the target PLMN, whether the target PLMN exists in the user before receiving the first UDC configuration information or the second UDC configuration information a list of available PLMNs saved by the device, wherein the list of available PLMNs includes an identifier of a PLMN that can use the operator-defined dictionary;
- a first sending unit configured to send, to the target base station, indication information indicating that the user equipment supports an operator definition dictionary when the target PLMN exists in the PLMN list.
- the user equipment further includes: a second sending unit, configured to send, when the target PLMN does not exist in the PLMN list, a user that is sent to the target base station
- the device does not support the instructions for the operator to define the dictionary.
- the user equipment further includes: a third sending unit, configured to send the available PLMN list to the source PLMN, where the available PLMN list includes the operator that can be used The identifier of the PLMN that defines the dictionary.
- the third sending unit is further configured to send the available PLMN list to the source PLMN by using a UE-EUTRA-Capability message.
- the dictionary obtaining unit is further configured to acquire a version number of the operator-defined dictionary when acquiring the operator-defined dictionary;
- the third sending unit is further configured to: The version number of the operator defined dictionary is sent to the source PLMN.
- the user equipment further includes: a fourth sending unit, configured to: after acquiring the operator defined dictionary and the available PLMN list and saving the local, the home device HPLMN of the user equipment The identity is sent to the source PLMN.
- a fourth sending unit configured to: after acquiring the operator defined dictionary and the available PLMN list and saving the local, the home device HPLMN of the user equipment The identity is sent to the source PLMN.
- an embodiment of the present disclosure provides a schematic structural diagram of a target base station 600, including: a processor 601, a transceiver 602, a memory 603, and a bus interface, where:
- the target base station 600 further includes a computer program stored on the memory 603 and operable on the processor 601.
- the processor 601 is configured to read a program in the memory 603, and perform the following process: determining whether the first operator-defined dictionary saved by the user equipment can be used by the target public land mobile network PLMN;
- the transceiver 602 is configured to: when the first operator defined dictionary saved by the user equipment is used by the target public land mobile network PLMN, send the first UDC configuration information to the user equipment;
- the target PLMN is a PLMN to which the target base station belongs, and is different from the source PLMN to which the source base station of the user equipment belongs, and the first UDC configuration information includes indication information that uses the first operator definition dictionary.
- the bus architecture may include any number of interconnected buses and bridges, specifically linked by one or more processors represented by processor 601 and various circuits of memory represented by memory 603.
- the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art and, therefore, will not be further described herein.
- the bus interface provides an interface.
- Transceiver 602 can be a plurality of components, including a transmitter and a receiver, providing means for communicating with various other devices on a transmission medium.
- the processor 601 is responsible for managing the bus architecture and general processing, and the memory 603 can store data used by the processor 601 in performing operations.
- the transceiver 602 is further configured to: when the first operator definition dictionary is unavailable for use by the target PLMN, send second UDC configuration information to the user equipment, where the second UDC configuration information includes using The predetermined standard dictionary or the content is an empty empty dictionary indication information.
- the processor 601 is specifically configured to send, to the user equipment, when receiving, by the user equipment, an indication that the user equipment supports the first operator-defined dictionary. And the first UDC configuration information is sent to the user equipment when receiving the indication information that the user equipment does not support the first operator definition dictionary sent by the user equipment.
- the processor 601 is further configured to obtain, from a source PLMN of the user equipment, an available PLMN list, where the available PLMN list includes a first operator that can be defined by using the first carrier.
- An identifier of the PLMN of the dictionary determining whether the first operator-defined dictionary can be used at the target PLMN according to whether the target PLMN exists in the available PLMN list.
- the processor 601 is further configured to: obtain, from a source PLMN of the user equipment, a list of available PLMNs and a version number of the first operator-defined dictionary saved by the user equipment,
- the available PLMN list includes an identifier of a PLMN that can use the first operator-defined dictionary; the target PLMN exists in the available PLMN list, and the first operator-defined dictionary held by the target PLMN
- the version number is determined to be the same as the version number of the first operator-defined dictionary saved by the user equipment, and the first operator-defined dictionary can be used in the target PLMN; otherwise, it is determined to be incapable of being used in the target PLMN.
- the processor 601 is further configured to: when the available PLMN list is not obtained from the source PLMN of the user equipment, send a terminal capability query message to the user equipment; and receive Determining, by the user equipment, that the user equipment supports the first operator definition dictionary, determining that the first operator definition dictionary can be used by the target PLMN, and receiving the sending by the user equipment One indicates that the user equipment does not support the indication information of the first operator definition dictionary, and determines that the first operator definition dictionary cannot be used by the target PLMN.
- the processor 601 is further configured to acquire, from a source PLMN of the user equipment, an identifier of a home HPLMN of the user equipment; and define a dictionary according to a locally maintained PLMN and an operator.
- the processor 601 is further configured to acquire, from the source PLMN of the user equipment, an identifier of the home HPLMN of the user equipment; and define a dictionary and a dictionary version number according to the locally maintained PLMN and the operator. Determining whether the target PLMN is the same as the operator definition dictionary corresponding to the home HPLMN; determining whether the first operator definition dictionary is determined according to whether the operator definition dictionary and the dictionary version number corresponding to the target PLMN and the home HPLMN are the same. Can it be used in the target PLMN?
- the processor 601 is further configured to: when the identifier of the home HPLMN of the user equipment is not obtained from the source PLMN of the user equipment, send a terminal capability query message to the user equipment; And determining, when the user equipment sends the indication information that the user equipment supports the first operator definition dictionary, that the first operator definition dictionary can be used by the target PLMN, and receiving the The indication information sent by the user equipment that the user equipment does not support the first operator definition dictionary determines that the first operator definition dictionary cannot be used by the target PLMN.
- the embodiment of the present disclosure provides another structure of the target base station 700.
- the target base station 50 may be a base station.
- the target base station 700 includes:
- the first configuration unit 701 is configured to: when determining that the first operator defined dictionary saved by the user equipment can be used by the target public land mobile network PLMN, send the first UDC configuration information to the user equipment;
- the target PLMN is a PLMN to which the target base station belongs, and is different from the source PLMN to which the source base station of the user equipment belongs, and the first UDC configuration information includes indication information that uses the first operator definition dictionary.
- the target base station further includes:
- a second configuration unit configured to send second UDC configuration information to the user equipment when determining that the first operator definition dictionary cannot be used by the target PLMN, where the second UDC configuration information includes using the predetermined standard dictionary Or an indication of an empty dictionary with empty content.
- the first configuration unit is specifically configured to: after receiving the indication information that is sent by the user equipment, the user equipment supports the first operator-defined dictionary, and send the indication information to the user equipment The first UDC configuration information.
- the second configuration unit is specifically configured to: when receiving, by the user equipment, an indication that the user equipment does not support the first operator-defined dictionary, to the user The device sends the second UDC configuration information.
- the target base station further includes:
- a first obtaining unit configured to obtain, from a source PLMN of the user equipment, an available PLMN list, where the available PLMN list includes an identifier of a PLMN that can use the first operator-defined dictionary;
- a first determining unit configured to determine, according to whether the target PLMN exists in the available PLMN list, whether the first operator defined dictionary can be used in the target PLMN.
- the target base station further includes:
- a second obtaining unit configured to obtain, from a source PLMN of the user equipment, a list of available PLMNs and a version number of the first operator-defined dictionary saved by the user equipment, where the available PLMN list includes a usable The identifier of the PLMN of the first operator defined dictionary;
- a second determining unit configured to: in the list of available PLMNs, the version number of the first operator-defined dictionary saved by the target PLMN, and the number saved by the user equipment
- the version number of an operator-defined dictionary is the same, it is determined that the first operator-defined dictionary can be used at the target PLMN, otherwise, it is determined that the first-purpose PLMN cannot be used at the target PLMN.
- the target base station further includes:
- a third determining unit configured to send, by the target base station, the terminal capability query message to the user equipment when the available PLMN list is not obtained from the source PLMN of the user equipment;
- the user equipment sends an indication that the user equipment supports the first operator-defined dictionary, determining that the first operator-defined dictionary can be used by the target PLMN, and receiving a representation sent by the user equipment
- the user equipment does not support the indication information of the first operator definition dictionary, and determines that the first operator definition dictionary cannot be used by the target PLMN.
- the target base station further includes:
- a third obtaining unit configured to acquire, from a source PLMN of the user equipment, an identifier of a home HPLMN of the user equipment;
- a fourth determining unit configured to determine, according to a correspondence between the locally maintained PLMN and the operator-defined dictionary, whether the operator-defined dictionary corresponding to the target PLMN and the home HPLMN is the same;
- Whether the first operator definition dictionary can be used by the target PLMN is determined according to whether the operator definition dictionary corresponding to the target PLMN and the home HPLMN is the same.
- the target base station further includes:
- a fourth obtaining unit configured to acquire, from a source PLMN of the user equipment, an identifier of a home HPLMN of the user equipment;
- a fifth determining unit configured to determine, according to a correspondence between the locally maintained PLMN and the operator defined dictionary and the dictionary version number, whether the operator definition dictionary and the dictionary version number corresponding to the target PLMN and the home HPLMN are the same; according to the target PLMN Whether the operator definition dictionary corresponding to the home HPLMN and the dictionary version number are the same, and determining whether the first operator definition dictionary can be used by the target PLMN.
- the target base station further includes:
- a sixth determining unit configured to send a terminal capability query message to the user equipment when the target base station fails to obtain the identity of the home HPLMN of the user equipment from the source PLMN of the user equipment; And determining, when the user equipment sends the indication information that the user equipment supports the first operator-defined dictionary, determining that the first operator-defined dictionary can be used by the target PLMN, and receiving the user equipment The sent one indicates that the user equipment does not support the indication information of the first operator definition dictionary, and determines that the first operator definition dictionary cannot be used by the target PLMN.
- the disclosed apparatus and method may be implemented in other manners.
- the device embodiments described above are merely illustrative.
- the division of the unit is only a logical function division.
- there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
- the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the objectives of the embodiments of the present disclosure.
- each functional unit in various embodiments of the present disclosure may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the functions may be stored in a computer readable storage medium if implemented in the form of a software functional unit and sold or used as a standalone product. Based on such understanding, a portion of the technical solution of the present disclosure that contributes in essence or to the related art or a part of the technical solution may be embodied in the form of a software product stored in a storage medium, including several The instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the configuration method of uplink data compression in various embodiments of the present disclosure.
- the foregoing storage medium includes various media that can store program codes, such as a USB flash drive, a mobile hard disk, a ROM, a RAM, a magnetic disk, or an optical disk.
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Abstract
Description
Claims (30)
- 一种上行数据压缩UDC的配置方法,包括:用户设备在接收到目标基站发送的第一UDC配置信息时,根据所述第一UDC配置信息,配置所述用户设备保存的运营商定义字典,用于上行数据的压缩处理;其中,所述第一UDC配置信息包括使用所述用户设备保存的运营商定义字典的指示信息,所述目标基站所属的目标公共陆地移动网络PLMN不同于所述用户设备的源基站所属的源PLMN。
- 如权利要求1所述的方法,还包括:所述用户设备在接收到所述目标基站发送的第二UDC配置信息时,根据所述第二UDC配置信息,配置预定标准字典用于上行数据的压缩处理,或者配置取消上行数据的压缩处理;其中,所述第二UDC配置信息包括使用所述预定标准字典或内容为空的空字典的指示信息。
- 如权利要求2所述的方法,其中,在接收到所述第一UDC配置信息或第二UDC配置信息的步骤之前,所述方法还包括:所述用户设备获取所述运营商定义字典和可用PLMN列表并保存在本地,其中,所述可用PLMN列表包括有可以使用所述运营商定义字典的PLMN的标识。
- 如权利要求3所述的方法,其中,在接收到所述第一UDC配置信息或第二UDC配置信息的步骤之前,所述方法还包括:所述用户设备在接入至目标PLMN时,确定所述目标PLMN是否存在于所述用户设备保存的所述可用PLMN列表中;在所述目标PLMN存在于所述PLMN列表中时,所述用户设备向所述目标基站发送一表示所述用户设备支持运营商定义字典的指示信息;在所述目标PLMN不存在于所述PLMN列表中时,所述用户设备向所述目标基站发送一表示所述用户设备不支持运营商定义字典的指示信息。
- 如权利要求3所述的方法,其中,在获取所述运营商定义字典和可用 PLMN列表并保存在本地的步骤之后,所述方法还包括:所述用户设备将所述可用PLMN列表发送至所述源PLMN;所述用户设备在获取所述运营商定义字典时,还获取所述运营商定义字典的版本号;所述用户设备还将所述运营商定义字典的版本号发送至所述源PLMN。
- 如权利要求5所述的方法,其特征在于,所述用户设备通过UE-EUTRA-Capability消息,将所述可用PLMN列表发送至所述源PLMN。
- 如权利要求3或5所述的方法,其中,在获取所述运营商定义字典和可用PLMN列表并保存在本地的步骤之后,所述方法还包括:所述用户设备将所述用户设备的归属HPLMN的标识发送至所述源PLMN。
- 一种上行数据压缩UDC的配置方法,包括:目标基站在确定用户设备保存的第一运营商定义字典能在目标公共陆地移动网络PLMN使用时,向用户设备发送第一UDC配置信息;其中,目标PLMN为目标基站所属的PLMN,且不同于所述用户设备的源基站所属的源PLMN,所述第一UDC配置信息包括使用所述第一运营商定义字典的指示信息。
- 如权利要求8所述的方法,还包括:所述目标基站在确定所述第一运营商定义字典不能在所述目标PLMN使用时,向用户设备发送第二UDC配置信息,所述第二UDC配置信息包括使用预定标准字典或内容为空的空字典的指示信息。
- 如权利要求8或9所述的方法,其中,所述确定用户设备保存的第一运营商定义字典能在目标公共陆地移动网络PLMN使用的步骤为:目标基站接收到所述用户设备发送的一表示所述用户设备支持第一运营商定义字典的指示信息。
- 如权利要求9所述的方法,其中,所述确定所述第一运营商定义字典不能在所述目标PLMN使用的步骤为:目标基站接收到所述用户设备发送的一表示所述用户设备不支持第一运营商 定义字典的指示信息。
- 如权利要求9所述的方法,确定所述第一运营商定义字典是否能在目标PLMN使用,具体包括:所述目标基站从所述用户设备的源PLMN处,获取可用PLMN列表,所述可用PLMN列表包括有可以使用所述第一运营商定义字典的PLMN的标识;根据所述目标PLMN是否存在于所述可用PLMN列表中,确定所述第一运营商定义字典是否能在目标PLMN使用。
- 如权利要求9所述的方法,确定所述第一运营商定义字典是否能在目标PLMN使用,具体包括:所述目标基站从所述用户设备的源PLMN处,获取可用PLMN列表以及所述用户设备保存的所述第一运营商定义字典的版本号,所述可用PLMN列表包括有可以使用所述第一运营商定义字典的PLMN的标识;在所述目标PLMN存在于所述可用PLMN列表中,且所述目标PLMN保存的所述第一运营商定义字典的版本号,与所述用户设备保存的所述第一运营商定义字典的版本号相同时,确定所述第一运营商定义字典能在目标PLMN使用,否则,确定为不能在目标PLMN使用;在所述目标基站从所述用户设备的源PLMN处,未能获取到所述可用PLMN列表时,确定所述第一运营商定义字典是否能在目标PLMN使用,还包括:所述目标基站向所述用户设备发送终端能力查询消息;所述目标基站在接收所述用户设备发送的一表示所述用户设备支持第一运营商定义字典的指示信息时,确定所述第一运营商定义字典能在目标PLMN使用,以及,在接收到所述用户设备发送的一表示所述用户设备不支持第一运营商定义字典的指示信息,确定所述第一运营商定义字典不能在目标PLMN使用。
- 如权利要求9所述的方法,确定所述第一运营商定义字典是否能在目标PLMN使用,具体包括:所述目标基站从所述用户设备的源PLMN处,获取所述用户设备的归属HPLMN的标识;所述目标基站根据本地维护的PLMN和运营商定义字典之间的对应关系,确定目标PLMN与归属HPLMN对应的运营商定义字典是否相同;根据目标PLMN与归属HPLMN对应的运营商定义字典是否相同,确定所述第一运营商定义字典是否能在目标PLMN使用。
- 如权利要求9所述的方法,确定所述第一运营商定义字典是否能在目标PLMN使用,具体包括:所述目标基站从所述用户设备的源PLMN处,获取所述用户设备的归属HPLMN的标识;所述目标基站根据本地维护的PLMN和运营商定义字典及字典版本号之间的对应关系,确定目标PLMN与归属HPLMN对应的运营商定义字典以及字典版本号是否均相同;根据目标PLMN与归属HPLMN对应的运营商定义字典以及字典版本号是否均相同,确定所述第一运营商定义字典是否能在目标PLMN使用;在所述目标基站从所述用户设备的源PLMN处,未能获取到所述用户设备的归属HPLMN的标识时,确定所述第一运营商定义字典是否能在目标PLMN使用,还包括:所述目标基站向所述用户设备发送终端能力查询消息;所述目标基站在接收所述用户设备发送的一表示所述用户设备支持第一运营商定义字典的指示信息时,确定所述第一运营商定义字典能在目标PLMN使用,以及,在接收到所述用户设备发送的一表示所述用户设备不支持第一运营商定义字典的指示信息,确定所述第一运营商定义字典不能在目标PLMN使用。
- 一种用户设备,包括:收发机、存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序;其中,所述收发机,用于接收目标基站发送的第一UDC配置信息;所述处理器,用于读取存储器中的程序,执行下列过程:在接收到目标基站发送的第一UDC配置信息时,根据所述第一UDC配置信息,配置所述用户设备保存的运营商定义字典,用于上行数据的压缩处理;其中,所述第一UDC配置信息包括使用所述用户设备保存的运营商定义字典的指示信息,所述目标基站所属的目标公共陆地移动网络PLMN不同于所述用户设备的源基站所属的源PLMN。
- 如权利要求16所述的用户设备,其中,所述收发机,还用于接收所述目标基站发送的第二UDC配置信息;所述处理器,还用于在接收到所述目标基站发送的第二UDC配置信息时,根据所述第二UDC配置信息,配置预定标准字典用于上行数据的压缩处理,或者配置取消上行数据的压缩处理;其中,所述第二UDC配置信息包括使用所述预定标准字典或内容为空的空字典的指示信息。
- 如权利要求17所述的用户设备,其中,所述处理器,还用于在接收到所述第一UDC配置信息或第二UDC配置信息之前,获取所述运营商定义字典和可用PLMN列表并保存在本地,其中,所述可用PLMN列表包括有可以使用所述运营商定义字典的PLMN的标识;所述处理器,还用于在接收到所述第一UDC配置信息或第二UDC配置信息之前,在所述用户设备漫游至所述目标PLMN时,确定所述目标PLMN是否存在于所述用户设备保存的所述可用PLMN列表中;所述处理器,还用于在获取所述运营商定义字典时,还获取所述运营商定义字典的版本号;所述收发机,还用于在所述目标PLMN存在于所述PLMN列表中时,所述用户设备向所述目标基站发送一表示所述用户设备支持运营商定义字典的指示信息;所述收发机,还用于在所述目标PLMN不存在于所述PLMN列表中时,向所述目标基站发送一表示所述用户设备不支持运营商定义字典的指示信息;所述收发机,还用于在获取所述运营商定义字典和可用PLMN列表并保存在本地之后,将所述可用PLMN列表发送至所述源PLMN;所述收发机,还用于将所述运营商定义字典的版本号发送至所述源PLMN;所述收发机,还用于在获取所述运营商定义字典和可用PLMN列表并保 存在本地之后,将所述用户设备的归属HPLMN的标识发送至所述源PLMN。
- 一种用户设备,包括:第一配置单元,用于在接收到目标基站发送的第一UDC配置信息时,根据所述第一UDC配置信息,配置所述用户设备保存的运营商定义字典,用于上行数据的压缩处理;其中,所述第一UDC配置信息包括使用所述用户设备保存的运营商定义字典的指示信息,所述目标基站所属的目标公共陆地移动网络PLMN不同于所述用户设备的源基站所属的源PLMN。
- 如权利要求19所述的用户设备,还包括:第一确定单元,用于在接收到所述第一UDC配置信息或第二UDC配置信息之前,在所述用户设备在漫游至所述目标PLMN时,确定所述目标PLMN是否存在于所述用户设备保存的可用PLMN列表中,其中,所述可用PLMN列表包括有可以使用所述运营商定义字典的PLMN的标识;第一发送单元,用于在所述目标PLMN存在于所述PLMN列表中时,向所述目标基站发送一表示所述用户设备支持运营商定义字典的指示信息。
- 如权利要求19所述的用户设备,还包括:第三发送单元,用于将可用PLMN列表发送至所述源PLMN,其中,所述可用PLMN列表包括有可以使用所述运营商定义字典的PLMN的标识。
- 一种目标基站,包括:收发机、存储器、处理器及存储在所述存储器上并可在所述处理器上运行的计算机程序;其中,所述处理器,用于读取存储器中的程序,执行下列过程:确定用户设备保存的第一运营商定义字典能否在目标公共陆地移动网络PLMN使用;所述收发机,用于在用户设备保存的第一运营商定义字典能在目标公共陆地移动网络PLMN使用时,向用户设备发送第一UDC配置信息;其中,目标PLMN为目标基站所属的PLMN,且不同于所述用户设备的源基站所属的源PLMN,所述第一UDC配置信息包括使用所述第一运营商定义字典的指示信息。
- 如权利要求22所述的目标基站,其中,所述收发机,还用于在所述第一运营商定义字典不能在所述目标PLMN 使用时,向用户设备发送第二UDC配置信息,所述第二UDC配置信息包括使用所述预定标准字典或内容为空的空字典的指示信息。
- 如权利要求23所述的目标基站,其中,所述处理器,具体用于在接收到所述用户设备发送的一表示所述用户设备支持第一运营商定义字典的指示信息时,向用户设备发送所述第一UDC配置信息;在接收到所述用户设备发送的一表示所述用户设备不支持第一运营商定义字典的指示信息时,向用户设备发送所述第二UDC配置信息。
- 如权利要求23所述的目标基站,其中,所述处理器,还用于从所述用户设备的源PLMN处,获取可用PLMN列表,所述可用PLMN列表包括有可以使用所述第一运营商定义字典的PLMN的标识;根据所述目标PLMN是否存在于所述可用PLMN列表中,确定所述第一运营商定义字典是否能在目标PLMN使用;所述处理器,还用于从所述用户设备的源PLMN处,获取可用PLMN列表以及所述用户设备保存的所述第一运营商定义字典的版本号,所述可用PLMN列表包括有可以使用所述第一运营商定义字典的PLMN的标识;在所述目标PLMN存在于所述可用PLMN列表中,且所述目标PLMN保存的所述第一运营商定义字典的版本号,与所述用户设备保存的所述第一运营商定义字典的版本号相同时,确定所述第一运营商定义字典能在目标PLMN使用,否则,确定为不能在目标PLMN使用;所述处理器,还用于在从所述用户设备的源PLMN处,未能获取到所述可用PLMN列表时,向所述用户设备发送终端能力查询消息;在接收所述用户设备发送的一表示所述用户设备支持第一运营商定义字典的指示信息时,确定所述第一运营商定义字典能在目标PLMN使用,以及,在接收到所述用户设备发送的一表示所述用户设备不支持第一运营商定义字典的指示信息,确定所述第一运营商定义字典不能在目标PLMN使用。
- 如权利要求23所述的目标基站,其中,所述处理器,还用于从所述用户设备的源PLMN处,获取所述用户设备的归属HPLMN的标识;根据本地维护的PLMN和运营商定义字典之间的对应关系,确定目标PLMN与归属HPLMN对应的运营商定义字典是否相同; 根据目标PLMN与归属HPLMN对应的运营商定义字典是否相同,确定所述第一运营商定义字典是否能在目标PLMN使用;所述处理器,还用于从所述用户设备的源PLMN处,获取所述用户设备的归属HPLMN的标识;根据本地维护的PLMN和运营商定义字典及字典版本号之间的对应关系,确定目标PLMN与归属HPLMN对应的运营商定义字典是否相同;根据目标PLMN与归属HPLMN对应的运营商定义字典以及字典版本号是否均相同,确定所述第一运营商定义字典是否能在目标PLMN使用;所述处理器,还用于在从所述用户设备的源PLMN处,未能获取到所述用户设备的归属HPLMN的标识时,向所述用户设备发送终端能力查询消息;在接收所述用户设备发送的一表示所述用户设备支持第一运营商定义字典的指示信息时,确定所述第一运营商定义字典能在目标PLMN使用,以及,在接收到所述用户设备发送的一表示所述用户设备不支持第一运营商定义字典的指示信息,确定所述第一运营商定义字典不能在目标PLMN使用。
- 一种目标基站,包括:第一配置单元,用于在确定用户设备保存的第一运营商定义字典能在目标公共陆地移动网络PLMN使用时,向用户设备发送第一UDC配置信息;其中,目标PLMN为目标基站所属的PLMN,且不同于所述用户设备的源基站所属的源PLMN,所述第一UDC配置信息包括使用所述第一运营商定义字典的指示信息。
- 如权利要求27所述的目标基站,其中,所述第一配置单元,具体用于在接收到所述用户设备发送的一表示所述用户设备支持第一运营商定义字典的指示信息,向用户设备发送所述第一UDC配置信息;所述的目标基站还包括:第一获得单元,用于从所述用户设备的源PLMN处,获取可用PLMN列表,所述可用PLMN列表包括有可以使用所述第一运营商定义字典的PLMN的标识;第一判断单元,用于根据所述目标PLMN是否存在于所述可用PLMN列 表中,确定所述第一运营商定义字典是否能在目标PLMN使用。
- 一种计算机可读存储介质,其中,所述计算机可读存储介质上存储有计算机程序,所述计算机程序被处理器执行时,实现以下步骤:在接收到目标基站发送的第一UDC配置信息时,根据所述第一UDC配置信息,配置所述用户设备保存的运营商定义字典,用于上行数据的压缩处理;其中,所述第一UDC配置信息包括使用所述用户设备保存的运营商定义字典的指示信息,所述目标基站所属的目标公共陆地移动网络PLMN不同于所述用户设备的源基站所属的源PLMN。
- 一种计算机可读存储介质,其中,所述计算机可读存储介质上存储有计算机程序,所述计算机程序被处理器执行时,实现以下步骤:在确定用户设备保存的第一运营商定义字典能在目标公共陆地移动网络PLMN使用时,向用户设备发送第一UDC配置信息;其中,目标PLMN为目标基站所属的PLMN,且不同于所述用户设备的源基站所属的源PLMN,所述第一UDC配置信息包括使用所述第一运营商定义字典的指示信息。
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CN110139321A (zh) | 2019-08-16 |
US11265761B2 (en) | 2022-03-01 |
EP3749012A1 (en) | 2020-12-09 |
KR20200111228A (ko) | 2020-09-28 |
EP3749012A4 (en) | 2021-01-27 |
US20210037416A1 (en) | 2021-02-04 |
CN110139321B (zh) | 2020-12-22 |
JP2021513249A (ja) | 2021-05-20 |
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EP3749012B1 (en) | 2022-04-27 |
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