WO2019210521A1 - 更新系统信息的方法、终端设备和网络设备 - Google Patents
更新系统信息的方法、终端设备和网络设备 Download PDFInfo
- Publication number
- WO2019210521A1 WO2019210521A1 PCT/CN2018/085715 CN2018085715W WO2019210521A1 WO 2019210521 A1 WO2019210521 A1 WO 2019210521A1 CN 2018085715 W CN2018085715 W CN 2018085715W WO 2019210521 A1 WO2019210521 A1 WO 2019210521A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- bwp
- terminal device
- system information
- information
- new system
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 113
- 238000004891 communication Methods 0.000 claims description 84
- 230000011664 signaling Effects 0.000 claims description 62
- 230000009849 deactivation Effects 0.000 claims description 33
- 238000004590 computer program Methods 0.000 claims description 22
- 238000012545 processing Methods 0.000 claims description 20
- 230000004044 response Effects 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 9
- 230000001960 triggered effect Effects 0.000 claims description 7
- 230000008569 process Effects 0.000 abstract description 20
- 238000010586 diagram Methods 0.000 description 14
- 230000006870 function Effects 0.000 description 9
- 230000004913 activation Effects 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 101150096310 SIB1 gene Proteins 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000004984 smart glass Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
-
- 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
-
- 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
- H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0096—Indication of changes in allocation
- H04L5/0098—Signalling of the activation or deactivation of component carriers, subcarriers or frequency bands
-
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/06—Reselecting a communication resource in the serving access point
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/34—Reselection control
- H04W36/36—Reselection control by user or terminal equipment
- H04W36/362—Conditional handover
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
Definitions
- the embodiments of the present application relate to the field of communications, and more specifically, to a method, a terminal device, and a network device for updating system information.
- the terminal device can activate one or more Band Width Part (BWP) after entering the connected state.
- BWP Band Width Part
- the BWP may or may not include the system information. information.
- the terminal device obtains the latest system information through the currently resident BWP. If the currently resident BWP has no system information, the network device sends the updated system information to the terminal device through dedicated signaling. . However, when the system information changes, the terminal device needs a certain time to read the updated system information sent by the broadcast. In this process, if the network device instructs the terminal device to switch the BWP (for example, switching from BWP1 to BWP2), the terminal The device is not aware of how to receive updated system information.
- the embodiment of the present application provides a method for updating system information, a terminal device, and a network device.
- the terminal device can normally receive updated system information, thereby ensuring that the terminal device is in the BWP.
- System information can also be updated during the switch.
- a method of updating system information comprising:
- the terminal device triggers a switch from the first bandwidth portion BWP to the second BWP;
- the terminal device receives new system information on the first BWP, or the terminal device receives new system information on the second BWP.
- the terminal device performs BWP switching after receiving the new system information.
- the terminal device receives new system information on the second BWP, the terminal device receives new system information after the BWP switch.
- the terminal device when the terminal device triggers the BWP handover, the terminal device may receive new system information on the first BWP that resides before the handover, or may also be the second BWP that resides after the handover.
- the new system information is received, so that it can be ensured that the terminal device can also update the system information during the BWP handover process.
- the terminal device triggers a handover from the first BWP to the second BWP, including:
- the terminal device triggers a handover from the first BWP to the second BWP.
- the terminal device actively triggers the BWP handover, thereby avoiding the signaling overhead generated by the network device indication.
- the terminal device triggers a handover from the first bandwidth portion BWP to the second BWP, including:
- the terminal device receives the first indication information sent by the network device, where the first indication information is used by the terminal device to switch from the first BWP to the second BWP;
- the terminal device triggers a handover from the first BWP to the second BWP according to the first indication information.
- the terminal device can trigger the BWP handover under the condition that the network device indicates the trigger.
- the first indication information is Radio Resource Control (RRC) signaling or Downlink Control Information (DCI).
- RRC Radio Resource Control
- DCI Downlink Control Information
- the terminal device receives new system information on the first BWP, including:
- the terminal device After receiving the new system information on the first BWP, the terminal device switches from the first BWP to the second BWP.
- the terminal device receives new system information on the first BWP, including:
- the terminal device If the terminal device is receiving new system information, the deactivation timer of the first BWP expires, the terminal device starts or restarts the deactivation timer, and receives new system information on the first BWP.
- the terminal device receives new system information on the second BWP, including:
- the terminal device After the terminal device switches from the first BWP to the second BWP, if the second BWP does not have system information, the terminal device automatically switches from the second BWP to the third BWP with system information, and The third BWP receives new system information.
- the third BWP is a first BWP or an initial BWP.
- the terminal device receives new system information on the second BWP, including:
- the terminal device receives, on the second BWP, new system information that the network device sends by using dedicated signaling or a broadcast message.
- the method before the terminal device receives, on the second BWP, the new system information that is sent by the network device by using dedicated signaling or a broadcast message, the method further includes:
- the terminal device sends first information to the network device, where the first information indicates that the terminal device does not have new system information, or indicates that the terminal device does not have complete new system information.
- the terminal device sends the first information to the network device, including:
- the terminal device Before the terminal device switches to the second BWP according to the first indication information, the terminal device sends the first information to the network device; or
- the terminal device After the terminal device switches to the second BWP according to the first indication information, the terminal device sends the first information to the network device.
- the first information is in RRC signaling, a Media Access Control Control Element (MAC CE), and a Physical Uplink Shared Channel (PUSCH) signaling.
- RRC Radio Resource Control
- MAC CE Media Access Control Element
- PUSCH Physical Uplink Shared Channel
- the terminal device receives new system information on the second BWP, including:
- the terminal device After the terminal device switches from the first BWP to the second BWP, if the second BWP does not have system information, the terminal device reestablishes a fourth BWP with system information, and receives a new BWP on the fourth BWP. System information.
- the terminal device reestablishes to the fourth BWP with system information, including:
- the terminal device rebuilds to the fourth BWP.
- the method before the terminal device rebuilds the fourth BWP, the method further includes:
- the terminal device sends a re-establishment message to the network device, where the re-establishment message indicates that the re-establishment reason is that the system information is missing.
- the method before the receiving, by the terminal device, the first indication information sent by the network device, the method further includes:
- the terminal device receives new system information on the first BWP, or the terminal device receives new system information on the second BWP, including:
- the terminal device In response to the second indication information, the terminal device receives new system information on the first BWP, or the terminal device receives new system information on the second BWP.
- the second indication information is paging information or downlink control information.
- the system information includes a Master Information Block (MIB), Remaining System Information (RMSI), and other System Information Blocks (SIBx).
- MIB Master Information Block
- RMSI Remaining System Information
- SIBx System Information Blocks
- a method of updating system information including:
- the network device sends the first indication information to the terminal device, where the first indication information is used to trigger the terminal device to switch from the first BWP to the second BWP;
- the network device sends new system information on the first BWP, or the network device sends new system information on the second BWP.
- the terminal device performs BWP switching after receiving the new system information.
- the terminal device receives new system information after the BWP switch.
- the network device may send new system information on the first BWP where the terminal device resides before the handover, or may reside after the handover.
- the new BWP transmits new system information, thereby ensuring that the terminal device can also update the system information during the BWP handover process.
- the first indication information includes configuration information of a deactivation timer for the first BWP, and/or indication information indicating that the terminal device switches from the first BWP to the second BWP.
- the network device sends new system information to the terminal device on the first BWP, including:
- the network device sends the deactivation timer to the terminal device on the first BWP. Send new system information.
- the network device sends new system information to the terminal device on the second BWP, including:
- the network device sends new system information to the terminal device on the third BWP, where the third BWP is automatically switched to after the terminal device switches to the second BWP that does not have system information according to the first indication information.
- BWP for system information.
- the third BWP is a first BWP or an initial BWP.
- the network device sends new system information to the terminal device on the second BWP, including:
- the network device receives the first information sent by the terminal device, where the first information indicates that the terminal device does not have new system information, or indicates that the terminal device does not have complete new system information;
- the network device transmits new system information to the terminal device on the second BWP.
- the first information is one of RRC signaling, MAC CE, and PUCCH signaling.
- the network device sends new system information to the terminal device on the second BWP, including:
- the network device sends new system information to the terminal device on the second BWP by using dedicated signaling or a broadcast message.
- the network device sends new system information to the terminal device on the second BWP, including:
- the network device sends new system information to the terminal device on the fourth BWP, where the fourth BWP is a BWP with system information reconstructed by the terminal device.
- the network device receives the reestablishment message sent by the terminal device, including:
- the network device receives the reconstruction message sent by the terminal device.
- the method before the network device sends the first indication information to the terminal device, the method further includes:
- the network device sends second indication information to the terminal device, where the second indication information is used to instruct the terminal device to update system information.
- the second indication information is paging information or downlink control information.
- the first indication information is RRC signaling or downlink control information.
- the system information includes MIB, RMSI, and SIBx.
- a terminal device for performing the method in the first aspect or the implementations thereof.
- the terminal device includes a functional module for performing the method in the above first aspect or each implementation thereof.
- a network device for performing the method in the second aspect or the implementations thereof.
- the network device comprises functional modules for performing the method of the second aspect described above or its various implementations.
- a terminal device including a processor and a memory.
- the memory is for storing a computer program for invoking and running a computer program stored in the memory, performing the method of the first aspect or the implementations thereof.
- a network device including a processor and a memory.
- the memory is for storing a computer program for invoking and running a computer program stored in the memory, performing the method of the second aspect or the implementations thereof.
- a chip is provided for implementing the method of any one of the first to second aspects above or the implementations thereof.
- the chip includes: a processor for calling and running a computer program from the memory, such that the device on which the chip is mounted performs any one of the first aspect to the second aspect or the implementation thereof method.
- a computer readable storage medium for storing a computer program, the computer program causing a computer to perform the method of any one of the first aspect to the second aspect or the implementation thereof.
- a computer program product comprising computer program instructions, the computer program instructions causing a computer to perform the method of any one of the first aspect to the second aspect or the implementations thereof.
- a computer program which, when run on a computer, causes the computer to perform the method of any of the first to second aspects or the implementations thereof.
- a system for wireless communication including a terminal device and a network device;
- the terminal device is configured to: trigger a handover from the first BWP to the second BWP; receive new system information on the first BWP, or receive new system information on the second BWP;
- the network device is configured to: send, to the terminal device, first indication information, where the first indication information is used to trigger the terminal device to switch from the first bandwidth part BWP to the second BWP; send new system information on the first BWP, or Sending new system information on the second BWP.
- the terminal device is configured to perform the method in the foregoing first aspect or each implementation manner thereof
- the network device is configured to perform the method in the foregoing second aspect or each implementation manner thereof.
- FIG. 1 is a schematic diagram of an application scenario of an embodiment of the present application.
- FIG. 2 is a schematic diagram of RRC signaling activation BWP according to an embodiment of the present application.
- FIG. 3 is a schematic diagram of DCI signaling activation BWP according to an embodiment of the present application.
- FIG. 4 is a schematic diagram of a BWP in accordance with an embodiment of the present application.
- FIG. 5 is a schematic flowchart of a method of updating system information according to an embodiment of the present application.
- FIG. 6 is a schematic flowchart of a method for updating system information according to another embodiment of the present application.
- FIG. 7 is a schematic block diagram of a terminal device according to an embodiment of the present application.
- FIG. 8 is a schematic block diagram of a network device according to an embodiment of the present application.
- FIG. 9 is a schematic block diagram of a communication device in accordance with an embodiment of the present application.
- FIG. 10 is a schematic block diagram of a chip in accordance with an embodiment of the present application.
- FIG. 11 is a schematic block diagram of a system for wireless communication in accordance with an embodiment of the present application.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- Wideband Code Wideband Code Division Multiple Access
- Division Multiple Access WCDMA
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- Wideband Code Wideband Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- LTE-A Advanced Long Term Evolution
- NR New Radio
- NR system evolution system LTE-based access to unlicensed spectrum
- NR-U Universal Mobile Telecommunication System
- UMTS Wireless Local Area Networks
- WLAN Wireless Fidelity
- next-generation communication systems or other communication systems.
- D2D Device to Device
- M2M Machine to Machine
- MTC Machine Type Communication
- V2V Vehicle to Vehicle
- the communication system in the embodiment of the present application may be applied to a Carrier Aggregation (CA) scenario, or may be applied to a Dual Connectivity (DC) scenario, and may also be applied to a Standalone (SA) fabric. Net scene.
- CA Carrier Aggregation
- DC Dual Connectivity
- SA Standalone
- the embodiment of the present application does not limit the spectrum of the application.
- the embodiment of the present application can be applied to an authorized spectrum, and can also be applied to an unlicensed spectrum.
- the embodiments of the present application describe various embodiments in combination with a network device and a terminal device, where the terminal device may also be referred to as a user equipment (User Equipment, UE), an access terminal, a subscriber unit, a subscriber station, a mobile station, a mobile station, and a remote location.
- UE User Equipment
- Station remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device.
- the terminal device can be a station in the WLAN (STAION, ST), which can be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, and a personal digital processing.
- WLAN STAION, ST
- SIP Session Initiation Protocol
- WLL Wireless Local Loop
- PDA Personal Digital Assistant
- PDA Personal Digital Assistant
- PDA Personal Digital Assistant
- a handheld device with wireless communication capabilities a computing device or other processing device connected to a wireless modem, an in-vehicle device, a wearable device, and a next-generation communication system, such as a terminal device in an NR network or Terminal equipment in the future evolution of the Public Land Mobile Network (PLMN) network.
- PLMN Public Land Mobile Network
- the terminal device may also be a wearable device.
- a wearable device which can also be called a wearable smart device, is a general term for applying wearable technology to intelligently design and wear wearable devices such as glasses, gloves, watches, clothing, and shoes.
- a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories. Wearable devices are more than just a hardware device, but they also implement powerful functions through software support, data interaction, and cloud interaction.
- Generalized wearable smart devices include full-featured, large-size, non-reliable smartphones for full or partial functions, such as smart watches or smart glasses, and focus on only one type of application, and need to work with other devices such as smartphones. Use, such as various smart bracelets for smart signs monitoring, smart jewelry, etc.
- the network device may be a device for communicating with the mobile device, and the network device may be an Access Point (AP) in the WLAN, a Base Transceiver Station (BTS) in GSM or CDMA, or may be in WCDMA.
- AP Access Point
- BTS Base Transceiver Station
- a base station (NodeB, NB) which may also be an evolved base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or an access point, or an in-vehicle device, a wearable device, and a network device (gNB) in an NR network. Or a network device or the like in a future evolved PLMN network.
- Evolutional Node B, eNB or eNodeB evolved base station
- gNB network device
- gNB network device or the like in a future evolved PLMN network.
- the network device provides a service for the cell
- the terminal device communicates with the network device by using a transmission resource (for example, a frequency domain resource, or a spectrum resource) used by the cell
- the cell may be a network device (for example, The corresponding cell of the base station, the cell may belong to the macro base station, or may belong to the base station corresponding to the small cell, where the small cell may include: a metro cell, a micro cell, and a pico cell. Cell, femto cell, etc. These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-speed data transmission services.
- FIG. 1 exemplarily shows one network device and two terminal devices.
- the wireless communication system 100 may include a plurality of network devices and may include other numbers of terminal devices within the coverage of each network device. The application embodiment does not limit this.
- the wireless communication system 100 may further include other network entities, such as a Mobility Management Entity (MME), an Access and Mobility Management Function (AMF), and the like. This is not limited.
- MME Mobility Management Entity
- AMF Access and Mobility Management Function
- one or more BWPs are activated, and the activation mode may be activated by RRC signaling as shown in FIG. 2, or may be as shown in the figure.
- RRC signaling as shown in FIG. 2, or may be as shown in the figure.
- DCI signaling shown in 3.
- the RRC signaling activation mode may be: the network device may indicate which BWP or which BWPs are activated by the indication information while configuring/reconfiguring the BWP through RRC signaling, for example, as shown in FIG. 2, the RRC letter Let BWP1, BWP2, ..., BWPn be configured/reconfigured, and at the same time, the RRC signaling indicates that BWP2 is activated, where n is a positive integer.
- the DCI signaling activation mode may be: the network device configures/reconfigures the BWP through RRC signaling, and indicates which BWP or which BWPs are activated by DCI signaling, for example, as shown in FIG. 3, RRC signaling configuration/ Reconfiguring BWP1, BWP2, ..., BWPn, DCI signaling indicates that BWP2 is activated, where n is a positive integer.
- the BWP may include system information, or may not include system information.
- BWP1 in BWP1, BWP2, ..., BWPn, BWP2 includes system information, where n is a positive integer.
- the term "article of manufacture” as used in this application encompasses a computer program accessible from any computer-readable device, carrier, or media.
- the computer readable medium may include, but is not limited to, a magnetic storage device (eg, a hard disk, a floppy disk, or a magnetic tape, etc.), such as a compact disc (CD), a digital versatile disc (Digital Versatile Disc, DVD). Etc.), smart cards and flash memory devices (eg, Erasable Programmable Read-Only Memory (EPROM), cards, sticks or key drivers, etc.).
- various storage media described herein can represent one or more devices and/or other machine-readable media for storing information.
- the term "machine-readable medium” may include, but is not limited to, a variety of media capable of storing, containing, and/or carrying instructions and/or data.
- system and “network” are used interchangeably herein.
- the term “and/or” in this context is merely an association describing the associated object, indicating that there may be three relationships, for example, A and / or B, which may indicate that A exists separately, and both A and B exist, respectively. B these three situations.
- the character "/" in this article generally indicates that the contextual object is an "or" relationship.
- FIG. 5 to FIG. 6 are schematic flowcharts of a method for updating system information according to an embodiment of the present application, illustrating the method. Detailed steps or operations of the communication, but the steps or operations are merely examples.
- the embodiments of the present application may also perform other operations or variants of the various operations in FIGS. 5 to 6, that is, the embodiment of the present application does not limit FIG. 5 to The order of execution of the various steps in Figure 6.
- FIGS. 5 to 6 may be performed in a different order from that presented in FIGS. 5 to 6, respectively, and it is possible that not all operations in FIGS. 5 to 6 are to be performed.
- FIG. 5 is a schematic flowchart of updating system information 200 according to an embodiment of the present application.
- the method 200 can optionally be applied to the system shown in Figure 1, but is not limited thereto.
- the method 200 includes at least some of the following.
- the terminal device triggers switching from the first BWP to the second BWP.
- the terminal device currently resides on the first BWP. It can also be understood that the first BWP is currently in an active state.
- the terminal device may trigger a handover from the first BWP to the second BWP by:
- the terminal device In the first mode, if the BWP inactivity timer expires for the first BWP, the terminal device triggers a switch from the first BWP to the second BWP.
- the deactivation timer may be only for the first BWP, or may be for multiple BWPs including the first BWP.
- the second mode the terminal device receives the first indication information sent by the network device, where the first indication information is used by the terminal device to switch from the first BWP to the second BWP;
- the terminal device triggers a handover from the first BWP to the second BWP according to the first indication information.
- the first indication information is RRC signaling or downlink control information.
- the method before the terminal device triggers the switching from the first BWP to the second BWP, the method further includes:
- the terminal device receives the second indication information sent by the network device on the first BWP, where the second indication information is used to indicate that the terminal device updates the system information.
- the second indication information is paging information (Paging) or downlink control information.
- the terminal device receives new system information on the first BWP, or the terminal device receives new system information on the second BWP.
- the terminal device if the terminal device receives new system information on the first BWP, the terminal device performs BWP switching after receiving the new system information. If the terminal device receives new system information on the second BWP, the terminal device receives new system information after the BWP handover.
- the new system information in the embodiment of the present application may include MIB, RMSI and other system information blocks. It should be understood that the RMSI may also be referred to as SIB1.
- the terminal device switches from the first BWP to the second BWP after receiving the new system information on the first BWP.
- the terminal device may receive new system information on the first BWP in the following case.
- the terminal device directly receives new system information on the first BWP, and switches from the first BWP to the second BWP after receiving new system information on the first BWP.
- the terminal device can receive new system information on the second BWP under the following conditions.
- the third BWP is a first BWP or an initial BWP.
- the terminal device after switching to the second BWP, the terminal device first attempts to receive new system information on the second BWP. However, the second BWP does not have system information. The terminal device automatically switches from the second BWP to the third BWP with system information and receives new system information on the third BWP.
- the terminal device receives, on the second BWP, new system information that is sent by the network device by using dedicated signaling or a broadcast message.
- the second BWP may or may not have system information.
- the terminal device only needs to receive the network device on the second BWP by using dedicated signaling or New system information sent by broadcast messages.
- the terminal device before the terminal device receives the new system information sent by the network device by using dedicated signaling or a broadcast message on the second BWP, the terminal device sends the first information to the network device,
- the first information indicates that the terminal device does not have new system information, or indicates that the terminal device does not have complete new system information.
- the network device may actively send new system information on the second BWP by using dedicated signaling or a broadcast message, or may be after the terminal device requests (that is, after the terminal device sends the first information).
- the signaling or broadcast message sends new system information on the second BWP.
- the terminal device before the terminal device switches to the second BWP according to the first indication information, the terminal device sends the first information to the network device;
- the terminal device After the terminal device switches to the second BWP according to the first indication information, the terminal device sends the first information to the network device.
- the first information is one of RRC signaling, MAC CE, and PUCCH signaling.
- the terminal device rebuilds to the fourth BWP.
- indispensable system information Essential SI
- the terminal device before the terminal device reestablishes the fourth BWP, the terminal device sends a re-establishment message to the network device, where the re-establishment message indicates that the re-establishment reason is that the system information is missing.
- the terminal device receives the second indication information sent by the network device before the terminal device triggers the handover from the first BWP to the second BWP, the second indication information is sent in response to the second indication information.
- the terminal device receives new system information on the first BWP, or the terminal device receives new system information on the second BWP.
- the terminal device when the terminal device triggers the BWP handover, the terminal device may receive new system information on the first BWP that resides before the handover, or may also be the second BWP that resides after the handover.
- the new system information is received, so that it can be ensured that the terminal device can also update the system information during the BWP handover process.
- FIG. 6 is a schematic flowchart of updating system information 300 according to an embodiment of the present application.
- the method 300 can optionally be applied to the system shown in Figure 1, but is not limited thereto.
- the method 300 includes at least a portion of the following.
- the network device sends, to the terminal device, first indication information, where the first indication information is used to trigger the terminal device to switch from the first BWP to the second BWP.
- the first indication information is RRC signaling or downlink control information.
- the first indication information includes configuration information of a deactivation timer for the first BWP, and/or indication information indicating that the terminal device switches from the first BWP to the second BWP.
- the network device sends new system information on the first BWP, or the network device sends new system information on the second BWP.
- the system information includes MIB, RMSI, and SIBx.
- the network device sends new system information to the terminal device on the first BWP, including:
- the network device sends the deactivation timer to the terminal device on the first BWP. Send new system information.
- the network device sends new system information to the terminal device on the second BWP, including:
- the network device sends new system information to the terminal device on the third BWP, where the third BWP is automatically switched to after the terminal device switches to the second BWP that does not have system information according to the first indication information.
- BWP for system information.
- the third BWP is a first BWP or an initial BWP.
- the network device sends new system information to the terminal device on the second BWP, including:
- the network device receives the first information sent by the terminal device, where the first information indicates that the terminal device does not have new system information, or indicates that the terminal device does not have complete new system information;
- the network device transmits new system information to the terminal device on the second BWP.
- the first information is one of RRC signaling, MAC CE, and PUCCH signaling.
- the network device sends new system information to the terminal device on the second BWP, including:
- the network device sends new system information to the terminal device on the second BWP by using dedicated signaling or a broadcast message.
- the network device sends new system information to the terminal device on the second BWP, including:
- the network device sends new system information to the terminal device on the fourth BWP, where the fourth BWP is a BWP with system information reconstructed by the terminal device.
- the network device receives the reestablishment message sent by the terminal device, including:
- the network device receives the reconstruction message sent by the terminal device.
- the method before the sending, by the network device, the first indication information, the method further includes:
- the network device sends second indication information to the terminal device, where the second indication information is used to instruct the terminal device to update system information.
- the second indication information is paging information or downlink control information.
- steps in the method 300 of updating the system information may refer to the corresponding steps in the method 200 of updating the system information, and for brevity, no further details are provided herein.
- the network device may send new system information on the first BWP where the terminal device resides before the handover, or may reside after the handover.
- the new BWP transmits new system information, thereby ensuring that the terminal device can also update the system information during the BWP handover process.
- FIG. 7 is a schematic block diagram of a terminal device 400 according to an embodiment of the present application. As shown in FIG. 7, the terminal device 400 includes:
- the processing unit 410 is configured to trigger a switch from the first BWP to the second BWP;
- the communication unit 420 is configured to receive new system information on the first BWP, or the terminal device receives new system information on the second BWP.
- processing unit 410 is specifically configured to:
- processing unit 410 is specifically configured to:
- Controlling the communication unit to receive the first indication information sent by the network device, where the first indication information is used by the terminal device to switch from the first BWP to the second BWP;
- Switching from the first BWP to the second BWP is triggered according to the first indication information.
- the first indication information is RRC signaling or downlink control information.
- the communication unit 420 is specifically configured to:
- the communication unit 420 is specifically configured to:
- the deactivation timer of the first BWP Upon receiving the new system information, the deactivation timer of the first BWP times out, triggering the processing unit to start or restart the deactivation timer, and receiving new system information on the first BWP.
- the communication unit 420 is specifically configured to:
- the processing unit After the terminal device switches from the first BWP to the second BWP, if the second BWP does not have system information, triggering the processing unit to control the terminal device to automatically switch from the second BWP to the third with system information. BWP, and receiving new system information on the third BWP.
- the third BWP is a first BWP or an initial BWP.
- the communication unit 420 is specifically configured to:
- the communication unit 420 before the communication unit 420 receives the new system information that is sent by the network device by using dedicated signaling or a broadcast message on the second BWP, the communication unit 420 is further configured to:
- the communication unit 420 is specifically configured to:
- the first information is sent to the network device.
- the first information is one of RRC signaling, MAC CE, and PUCCH signaling.
- the communication unit 420 is specifically configured to:
- the processing unit 410 is triggered to control the terminal device 400 to rebuild to the fourth BWP with system information, and New system information is received on the fourth BWP.
- processing unit 410 is specifically configured to:
- the terminal device 400 is controlled to rebuild to the fourth BWP.
- the communication unit 420 is further configured to:
- a re-establishment message is sent to the network device, the re-establishment message indicating that the re-establishment cause is missing system information.
- the communication unit 420 is further configured to:
- new system information is received on the first BWP, or new system information is received on the second BWP.
- the second indication information is paging information or downlink control information.
- the system information includes MIB, RMSI, and SIBx.
- FIG. 8 is a schematic block diagram of a network device 500 in accordance with an embodiment of the present application. As shown in FIG. 8, the network device 500 includes:
- the communication unit 510 is configured to send the first indication information to the terminal device, where the first indication information is used to trigger the terminal device to switch from the first BWP to the second BWP;
- the communication unit 510 is further configured to send new system information on the first BWP, or send new system information on the second BWP.
- the first indication information includes configuration information of a deactivation timer for the first BWP, and/or indication information indicating that the terminal device switches from the first BWP to the second BWP.
- the communication unit 510 is specifically configured to:
- the deactivation timer of the first BWP expires, and after the terminal device starts or restarts the deactivation timer, sends a new message to the terminal device on the first BWP. system message.
- the communication unit 510 is specifically configured to:
- the third BWP is a first BWP or an initial BWP.
- the communication unit 510 is specifically configured to:
- new system information is transmitted to the terminal device on the second BWP.
- the first information is one of RRC signaling, MAC CE, and PUCCH signaling.
- the communication unit 510 is specifically configured to:
- the new system information is transmitted to the terminal device on the second BWP by dedicated signaling or a broadcast message.
- the communication unit 510 is specifically configured to:
- the communication unit 510 is specifically configured to:
- the re-establishment message sent by the terminal device is received.
- the communication unit 510 before the communication unit 510 sends the first indication information to the terminal device, the communication unit is further configured to send, to the terminal device, second indication information, where the second indication information is used to indicate that the terminal device updates the system. information.
- the second indication information is paging information or downlink control information.
- the first indication information is RRC signaling or downlink control information.
- the system information includes MIB, RMSI, and SIBx.
- FIG. 9 is a schematic block diagram of a communication device 600 in accordance with an embodiment of the present application.
- the communication device 600 shown in FIG. 9 includes a processor 610 that can call and run a computer program from memory to implement the methods in the embodiments of the present application.
- the communication device 600 may further include a memory 620.
- the processor 610 can call and run a computer program from the memory 620 to implement the method in the embodiment of the present application.
- the memory 620 may be a separate device independent of the processor 610 or may be integrated in the processor 610.
- the communication device 600 may further include a transceiver 630, and the processor 610 may control the transceiver 630 to communicate with other devices, in particular, may send information or data to other devices, or receive other Information or data sent by the device.
- the transceiver 630 can include a transmitter and a receiver.
- the transceiver 630 may further include an antenna, and the number of the antennas may be one or more.
- the communication device 600 may be the network device of the embodiment of the present application, and the communication device 600 may implement a corresponding process implemented by the network device in each method of the embodiment of the present application.
- the communication device 600 may implement a corresponding process implemented by the network device in each method of the embodiment of the present application.
- the communication device 600 can be the terminal device of the embodiment of the present application, and the communication device 600 can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
- the communication device 600 can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
- FIG. 10 is a schematic block diagram of a chip 700 in accordance with an embodiment of the present application.
- the chip 700 shown in FIG. 10 includes a processor 710 that can call and run a computer program from a memory to implement the method in the embodiments of the present application.
- the chip 700 may further include a memory 720.
- the processor 710 can call and run a computer program from the memory 720 to implement the method in the embodiment of the present application.
- the memory 720 may be a separate device independent of the processor 710 or may be integrated in the processor 710.
- the chip 700 can also include an input interface 730.
- the processor 710 can control the input interface 730 to communicate with other devices or chips. Specifically, information or data sent by other devices or chips can be acquired.
- the chip 700 can also include an output interface 740.
- the processor 710 can control the output interface 740 to communicate with other devices or chips. Specifically, information or data can be output to other devices or chips.
- the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
- the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the network device in each method of the embodiment of the present application.
- the chip can be applied to the terminal device in the embodiment of the present application, and the chip can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
- the chip can implement the corresponding process implemented by the terminal device in each method of the embodiment of the present application.
- the chip mentioned in the embodiment of the present application may also be referred to as a system level chip, a system chip, a chip system or a system on chip.
- the processor mentioned above may be a general purpose processor, a digital signal processor (DSP), a field programmable gate array (FPGA), an application specific integrated circuit (ASIC) or Other programmable logic devices, transistor logic devices, discrete hardware components, and the like.
- DSP digital signal processor
- FPGA field programmable gate array
- ASIC application specific integrated circuit
- Other programmable logic devices transistor logic devices, discrete hardware components, and the like.
- the above-mentioned general-purpose processor may be a microprocessor or may be any conventional processor or the like.
- the memory mentioned above may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
- the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (ROMM), an erasable programmable read only memory (erasable PROM, EPROM), or an electrical Erase programmable EPROM (EEPROM) or flash memory.
- ROM read-only memory
- PROM programmable read only memory
- EEPROM electrical Erase programmable EPROM
- flash memory a random access memory (RAM).
- the memory in the embodiment of the present application may also be a static random access memory (SRAM), a dynamic random access memory (DRAM), or a dynamic random access memory (DRAM).
- SRAM static random access memory
- DRAM dynamic random access memory
- DRAM dynamic random access memory
- DRAM dynamic random access memory
- SDRAM Synchronous dynamic random access memory
- DDR double data rate synchronous dynamic random access memory
- ESDRAM enhanced synchronous dynamic random access memory
- SLDRAM synchronous connection Synchro link DRAM
- DR RAM direct memory bus
- the wireless communication system 800 includes a terminal device 810 and a network device 820.
- the terminal device 810 is configured to trigger a handover from the first BWP to the second BWP; receive new system information on the first BWP, or the terminal device receives a new system on the second BWP information.
- the network device 820 is configured to send, to the terminal device, first indication information, where the first indication information is used to trigger the terminal device to switch from the first bandwidth part BWP to the second BWP; and send new system information on the first BWP. Or, send new system information on the second BWP.
- the terminal device 810 can be used to implement the corresponding functions implemented by the terminal device in the foregoing method 200, and the composition of the terminal device 810 can be as shown in the terminal device 400 in FIG. 7. For brevity, details are not described herein again. .
- the network device 820 can be used to implement the corresponding functions implemented by the network device in the foregoing method 300, and the composition of the network device 820 can be as shown in the network device 500 in FIG. 8. For brevity, details are not described herein again.
- the computer program product includes one or more computer instructions.
- the computer can be a general purpose computer, a special purpose computer, a computer network, or other programmable device.
- the computer instructions can be stored in a computer readable storage medium or transferred from one computer readable storage medium to another computer readable storage medium, for example, the computer instructions can be wired from a website site, computer, server or data center (for example, coaxial cable, fiber optic, digital subscriber line (DSL)) or wireless (eg infrared, wireless, microwave, etc.) to another website site, computer, server or data center.
- the computer readable storage medium can be any available media that can be accessed by a computer or a data storage device such as a server, data center, or the like that includes one or more available media.
- the usable medium may be a magnetic medium (eg, a floppy disk, a hard disk, a magnetic tape), an optical medium (eg, a DVD), or a semiconductor medium (such as a solid state disk (SSD)).
- the size of the sequence numbers of the foregoing processes does not mean the order of execution sequence, and the order of execution of each process should be determined by its function and internal logic, and should not be applied to the embodiment of the present application.
- the implementation process constitutes any limitation.
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (68)
- 一种更新系统信息的方法,其特征在于,包括:终端设备触发从第一带宽部分BWP至第二BWP的切换;所述终端设备在所述第一BWP上接收新的系统信息,或者,所述终端设备在所述第二BWP上接收新的系统信息。
- 根据权利要求1所述的方法,其特征在于,所述终端设备触发从第一BWP至第二BWP的切换,包括:若针对所述第一BWP的去激活定时器超时,所述终端设备触发从所述第一BWP至所述第二BWP的切换。
- 根据权利要求1所述的方法,其特征在于,所述终端设备触发从第一BWP至第二BWP的切换,包括:所述终端设备接收网络设备发送的第一指示信息,所述第一指示信息用于所述终端设备从第一BWP切换至第二BWP;所述终端设备根据所述第一指示信息,触发从所述第一BWP至所述第二BWP的切换。
- 根据权利要求3所述的方法,其特征在于,所述第一指示信息为无线资源控制RRC信令或者下行控制信息。
- 根据权利要求1至4中任一项所述的方法,其特征在于,所述终端设备在所述第一BWP上接收新的系统信息,包括:所述终端设备在所述第一BWP上接收新的系统信息之后,从所述第一BWP切换至所述第二BWP。
- 根据权利要求1至5中任一项所述的方法,其特征在于,所述终端设备在所述第一BWP上接收新的系统信息,包括:若所述终端设备在接收新的系统信息时,所述第一BWP的去激活定时器超时,所述终端设备启动或者重启所述去激活定时器,以及在所述第一BWP上接收新的系统信息。
- 根据权利要求1至4中任一项所述的方法,其特征在于,所述终端设备在所述第二BWP上接收新的系统信息,包括:在所述终端设备从所述第一BWP切换至所述第二BWP之后,若所述第二BWP上不具有系统信息,所述终端设备自动从所述第二BWP切换至具有系统信息的第三BWP,以及在所述第三BWP上接收新的系统信息。
- 根据权利要求7所述的方法,其特征在于,所述第三BWP为第一BWP或者初始BWP。
- 根据权利要求1至4中任一项所述的方法,其特征在于,所述终端设备在所述第二BWP上接收新的系统信息,包括:所述终端设备在所述第二BWP上接收所述网络设备通过专用信令或者广播消息发送的新的系统信息。
- 根据权利要求9所述的方法,其特征在于,在所述终端设备在所述第二BWP上接收所述网络设备通过专用信令或者广播消息发送的新的系统信息之前,所述方法还包括:所述终端设备向所述网络设备发送第一信息,所述第一信息指示所述终端设备不具有新的系统信息,或者指示所述终端设备不具有完整的新的系统信息。
- 根据权利要求10所述的方法,其特征在于,所述终端设备向所述网络设备发送第一信息,包括:在所述终端设备根据所述第一指示信息切换至所述第二BWP之前,所述终端设备向所述网络设备发送所述第一信息;或者在所述终端设备根据所述第一指示信息切换至所述第二BWP之后,所述终端设备向 所述网络设备发送所述第一信息。
- 根据权利要求10或11所述的方法,其特征在于,所述第一信息为RRC信令、媒体接入控制控制元素MAC CE、物理上行控制信道PUCCH信令中的一种。
- 根据权利要求1至4中任一项所述的方法,其特征在于,所述终端设备在所述第二BWP上接收新的系统信息,包括:在所述终端设备从所述第一BWP切换至所述第二BWP之后,若所述第二BWP上不具有系统信息,所述终端设备重建到具有系统信息的第四BWP,并在所述第四BWP上接收新的系统信息。
- 根据权利要求13所述的方法,其特征在于,所述终端设备重建到具有系统信息的第四BWP,包括:若新的系统信息为不可或缺的系统信息,所述终端设备重建到所述第四BWP。
- 根据权利要求13或14所述的方法,其特征在于,在所述终端设备重建到所述第四BWP之前,所述方法还包括:所述终端设备向所述网络设备发送重建消息,所述重建消息指示重建原因为系统信息缺失。
- 根据权利要求1至15中任一项所述的方法,其特征在于,在所述终端设备触发从所述第一BWP至所述第二BWP的切换之前,所述方法还包括:所述终端设备在所述第一BWP上接收所述网络设备发送的第二指示信息,所述第二指示信息用于指示所述终端设备更新系统信息;所述终端设备在所述第一BWP上接收新的系统信息,或者,所述终端设备在所述第二BWP上接收新的系统信息,包括:响应于所述第二指示信息,所述终端设备在所述第一BWP上接收新的系统信息,或者,所述终端设备在所述第二BWP上接收新的系统信息。
- 根据权利要求16所述的方法,其特征在于,所述第二指示信息为寻呼信息或者下行控制信息。
- 根据权利要求1至17中任一项所述的方法,其特征在于,所述系统信息包括主信息块MIB、剩余系统信息RMSI和其他系统信息块SIBx。
- 一种更新系统信息的方法,其特征在于,包括:网络设备向终端设备发送第一指示信息,所述第一指示信息用于触发终端设备从第一带宽部分BWP切换至第二BWP;所述网络设备在所述第一BWP上发送新的系统信息,或者,所述网络设备在所述第二BWP上发送新的系统信息。
- 根据权利要求19所述的方法,其特征在于,所述第一指示信息包括针对第一BWP的去激活定时器的配置信息,和/或,指示所述终端设备从所述第一BWP切换至所述第二BWP的指示信息。
- 根据权利要求19或20所述的方法,其特征在于,所述网络设备在所述第一BWP上向所述终端设备发送新的系统信息,包括:若所述终端设备在接收新的系统信息时,所述第一BWP的去激活定时器超时,在所述终端设备启动或者重启所述去激活定时器之后,所述网络设备在所述第一BWP上向所述终端设备发送新的系统信息。
- 根据权利要求19或20所述的方法,其特征在于,所述网络设备在所述第二BWP上向所述终端设备发送新的系统信息,包括:所述网络设备在第三BWP上向所述终端设备发送新的系统信息,所述第三BWP为所述终端设备根据所述第一指示信息切换至不具有系统信息的所述第二BWP之后,自动切换至的具有系统信息的BWP。
- 根据权利要求22所述的方法,其特征在于,所述第三BWP为第一BWP或者 初始BWP。
- 根据权利要求19或20所述的方法,其特征在于,所述网络设备在所述第二BWP上向所述终端设备发送新的系统信息,包括:所述网络设备接收所述终端设备发送的第一信息,所述第一信息指示所述终端设备不具有新的系统信息,或者指示所述终端设备不具有完整的新的系统信息;响应于所述第一信息,所述网络设备在所述第二BWP上向所述终端设备发送新的系统信息。
- 根据权利要求24所述的方法,其特征在于,所述第一信息为无线资源控制RRC信令、媒体接入控制控制元素MAC CE、物理上行控制信道PUCCH信令中的一种。
- 根据权利要求19、20、24至25中任一项所述的方法,其特征在于,所述网络设备在所述第二BWP上向所述终端设备发送新的系统信息,包括:所述网络设备通过专用信令或者广播消息在所述第二BWP上向所述终端设备发送新的系统信息。
- 根据权利要求19或20所述的方法,其特征在于,所述网络设备在所述第二BWP上向所述终端设备发送新的系统信息,包括:所述网络设备接收所述终端设备发送的重建消息,所述重建消息指示重建原因为系统信息缺失;所述网络设备在第四BWP上向所述终端设备发送新的系统信息,所述第四BWP为所述终端设备重建到的具有系统信息的BWP。
- 根据权利要求27所述的方法,其特征在于,所述网络设备接收所述终端设备发送的重建消息,包括:若新的系统信息为不可或缺的系统信息,所述网络设备接收所述终端设备发送的所述重建消息。
- 根据权利要求19至28中任一项所述的方法,其特征在于,在所述网络设备向所述终端设备发送所述第一指示信息之前,所述方法还包括:所述网络设备向所述终端设备发送第二指示信息,所述第二指示信息用于指示所述终端设备更新系统信息。
- 根据权利要求29所述的方法,其特征在于,所述第二指示信息为寻呼信息或者下行控制信息。
- 根据权利要求19至30中任一项所述的方法,其特征在于,所述第一指示信息为RRC信令或者下行控制信息。
- 根据权利要求19至31中任一项所述的方法,其特征在于,所述系统信息包括主信息块MIB、剩余系统信息RMSI和其他系统信息块SIBx。
- 一种终端设备,其特征在于,包括:处理单元,用于触发从第一带宽部分BWP至第二BWP的切换;通信单元,用于在所述第一BWP上接收新的系统信息,或者,所述终端设备在所述第二BWP上接收新的系统信息。
- 根据权利要求33所述的终端设备,其特征在于,所述处理单元具体用于:若针对所述第一BWP的去激活定时器超时,触发从所述第一BWP至所述第二BWP的切换。
- 根据权利要求33所述的终端设备,其特征在于,所述处理单元具体用于:控制所述通信单元接收网络设备发送的第一指示信息,所述第一指示信息用于所述终端设备从第一BWP切换至第二BWP;根据所述第一指示信息,触发从所述第一BWP至所述第二BWP的切换。
- 根据权利要求35所述的终端设备,其特征在于,所述第一指示信息为无线资源控制RRC信令或者下行控制信息。
- 根据权利要求33至36中任一项所述的终端设备,其特征在于,所述通信单元具体用于:在所述第一BWP上接收新的系统信息之后,从所述第一BWP切换至所述第二BWP。
- 根据权利要求33至37中任一项所述的终端设备,其特征在于,所述通信单元具体用于:在接收新的系统信息时,所述第一BWP的去激活定时器超时,触发所述处理单元启动或者重启所述去激活定时器,以及在所述第一BWP上接收新的系统信息。
- 根据权利要求33至36中任一项所述的终端设备,其特征在于,所述通信单元具体用于:在所述终端设备从所述第一BWP切换至所述第二BWP之后,若所述第二BWP上不具有系统信息,触发所述处理单元控制所述终端设备自动从所述第二BWP切换至具有系统信息的第三BWP,以及在所述第三BWP上接收新的系统信息。
- 根据权利要求39所述的终端设备,其特征在于,所述第三BWP为第一BWP或者初始BWP。
- 根据权利要求33至36中任一项所述的终端设备,其特征在于,所述通信单元具体用于:在所述第二BWP上接收所述网络设备通过专用信令或者广播消息发送的新的系统信息。
- 根据权利要求41所述的终端设备,其特征在于,在所述通信单元在所述第二BWP上接收所述网络设备通过专用信令或者广播消息发送的新的系统信息之前,所述通信单元还用于:向所述网络设备发送第一信息,所述第一信息指示所述终端设备不具有新的系统信息,或者指示所述终端设备不具有完整的新的系统信息。
- 根据权利要求42所述的终端设备,其特征在于,所述通信单元具体用于:在所述终端设备根据所述第一指示信息切换至所述第二BWP之前,向所述网络设备发送所述第一信息;或者在所述终端设备根据所述第一指示信息切换至所述第二BWP之后,向所述网络设备发送所述第一信息。
- 根据权利要求42或43所述的终端设备,其特征在于,所述第一信息为RRC信令、媒体接入控制控制元素MAC CE、物理上行控制信道PUCCH信令中的一种。
- 根据权利要求33至36中任一项所述的终端设备,其特征在于,所述通信单元具体用于:在所述终端设备从所述第一BWP切换至所述第二BWP之后,若所述第二BWP上不具有系统信息,触发所述处理单元控制所述终端设备重建到具有系统信息的第四BWP,并在所述第四BWP上接收新的系统信息。
- 根据权利要求45所述的终端设备,其特征在于,所述处理单元具体用于:若新的系统信息为不可或缺的系统信息,控制所述终端设备重建到所述第四BWP。
- 根据权利要求45或46所述的终端设备,其特征在于,在所述处理单元控制所述终端设备重建到所述第四BWP之前,所述通信单元还用于:向所述网络设备发送重建消息,所述重建消息指示重建原因为系统信息缺失。
- 根据权利要求33至47中任一项所述的终端设备,其特征在于,在所述处理单元触发从所述第一BWP至所述第二BWP的切换之前,所述通信单元还用于:在所述第一BWP上接收所述网络设备发送的第二指示信息,所述第二指示信息用于指示所述终端设备更新系统信息;响应于所述第二指示信息,在所述第一BWP上接收新的系统信息,或者,在所述第二BWP上接收新的系统信息。
- 根据权利要求48所述的终端设备,其特征在于,所述第二指示信息为寻呼信息或者下行控制信息。
- 根据权利要求33至49中任一项所述的终端设备,其特征在于,所述系统信息包括主信息块MIB、剩余系统信息RMSI和其他系统信息块SIBx。
- 一种网络设备,其特征在于,包括:通信单元,用于向终端设备发送第一指示信息,所述第一指示信息用于触发终端设备从第一带宽部分BWP切换至第二BWP;所述通信单元,还用于在所述第一BWP上发送新的系统信息,或者,在所述第二BWP上发送新的系统信息。
- 根据权利要求51所述的网络设备,其特征在于,所述第一指示信息包括针对第一BWP的去激活定时器的配置信息,和/或,指示所述终端设备从所述第一BWP切换至所述第二BWP的指示信息。
- 根据权利要求51或52所述的网络设备,其特征在于,所述通信单元具体用于:若所述终端设备在接收新的系统信息时,所述第一BWP的去激活定时器超时,在所述终端设备启动或者重启所述去激活定时器之后,在所述第一BWP上向所述终端设备发送新的系统信息。
- 根据权利要求51或52所述的网络设备,其特征在于,所述通信单元具体用于:在第三BWP上向所述终端设备发送新的系统信息,所述第三BWP为所述终端设备根据所述第一指示信息切换至不具有系统信息的所述第二BWP之后,自动切换至的具有系统信息的BWP。
- 根据权利要求54所述的网络设备,其特征在于,所述第三BWP为第一BWP或者初始BWP。
- 根据权利要求51或52所述的网络设备,其特征在于,所述通信单元具体用于:接收所述终端设备发送的第一信息,所述第一信息指示所述终端设备不具有新的系统信息,或者指示所述终端设备不具有完整的新的系统信息;响应于所述第一信息,在所述第二BWP上向所述终端设备发送新的系统信息。
- 根据权利要求56所述的网络设备,其特征在于,所述第一信息为无线资源控制RRC信令、媒体接入控制控制元素MAC CE、物理上行控制信道PUCCH信令中的一种。
- 根据权利要求51、52、56至57中任一项所述的网络设备,其特征在于,所述通信单元具体用于:通过专用信令或者广播消息在所述第二BWP上向所述终端设备发送新的系统信息。
- 根据权利要求51或52所述的网络设备,其特征在于,所述通信单元具体用于:接收所述终端设备发送的重建消息,所述重建消息指示重建原因为系统信息缺失;在第四BWP上向所述终端设备发送新的系统信息,所述第四BWP为所述终端设备重建到的具有系统信息的BWP。
- 根据权利要求59所述的网络设备,其特征在于,所述通信单元具体用于:若新的系统信息为不可或缺的系统信息,接收所述终端设备发送的所述重建消息。
- 根据权利要求51至60中任一项所述的网络设备,其特征在于,在所述通信单元向所述终端设备发送所述第一指示信息之前,所述通信单元还用于向所述终端设备发送第二指示信息,所述第二指示信息用于指示所述终端设备更新系统信息。
- 根据权利要求61所述的网络设备,其特征在于,所述第二指示信息为寻呼信息或者下行控制信息。
- 根据权利要求51至62中任一项所述的网络设备,其特征在于,所述第一指示信息为RRC信令或者下行控制信息。
- 根据权利要求51至63中任一项所述的网络设备,其特征在于,所述系统信息包括主信息块MIB、剩余系统信息RMSI和其他系统信息块SIBx。
- 一种通信设备,其特征在于,所述终端设备包括处理器、存储器和通信接口,所述处理器与所述存储器和所述通信接口连接,所述存储器用于存储指令,所述处理器用于执行所述指令,所述通信接口用于在所述处理器的控制下与其他网元进行通信,所述处理器执行所述存储器存储的指令时,所述执行使得所述处理器执行如权利要求1至32中任一项所述的无线通信的方法。
- 一种存储介质,其特征在于,所述存储介质用于存储计算机程序,所述计算机程序使得计算机执行如权利要求1至32中任一项所述的无线通信的方法。
- 一种芯片,其特征在于,包括:处理器,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求1至32中任一项所述的无线通信的方法。
- 一种无线通信的系统,其特征在于,包括终端设备和网络设备;其中,所述终端设备用于:触发从第一带宽部分BWP至第二BWP的切换;在所述第一BWP上接收新的系统信息,或者,所述终端设备在所述第二BWP上接收新的系统信息;所述网络设备用于:向终端设备发送第一指示信息,所述第一指示信息用于触发终端设备从第一带宽部分BWP切换至第二BWP;在所述第一BWP上发送新的系统信息,或者,在所述第二BWP上发送新的系统信息。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2018421497A AU2018421497A1 (en) | 2018-05-04 | 2018-05-04 | Method for updating system information, and terminal device, and network device |
CN201880093119.4A CN112136348B (zh) | 2018-05-04 | 2018-05-04 | 更新系统信息的方法、终端设备和网络设备 |
PCT/CN2018/085715 WO2019210521A1 (zh) | 2018-05-04 | 2018-05-04 | 更新系统信息的方法、终端设备和网络设备 |
EP18917445.1A EP3790329B1 (en) | 2018-05-04 | 2018-05-04 | Method for updating system information, terminal device, and wireless communication system |
KR1020207034605A KR20210003256A (ko) | 2018-05-04 | 2018-05-04 | 시스템 정보를 업데이트하는 방법, 단말기 및 네트워크 기기 |
US17/088,462 US20210051575A1 (en) | 2018-05-04 | 2020-11-03 | System information updating method, terminal device, and network device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2018/085715 WO2019210521A1 (zh) | 2018-05-04 | 2018-05-04 | 更新系统信息的方法、终端设备和网络设备 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US17/088,462 Continuation US20210051575A1 (en) | 2018-05-04 | 2020-11-03 | System information updating method, terminal device, and network device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2019210521A1 true WO2019210521A1 (zh) | 2019-11-07 |
Family
ID=68387043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2018/085715 WO2019210521A1 (zh) | 2018-05-04 | 2018-05-04 | 更新系统信息的方法、终端设备和网络设备 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20210051575A1 (zh) |
EP (1) | EP3790329B1 (zh) |
KR (1) | KR20210003256A (zh) |
CN (1) | CN112136348B (zh) |
AU (1) | AU2018421497A1 (zh) |
WO (1) | WO2019210521A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022031622A1 (en) * | 2020-08-06 | 2022-02-10 | Qualcomm Incorporated | BANDWIDTH PART (BWP) CONFIGURATION WITH A SHARED PARTIAL CONFIGURATION FOR NON-TERRESTRIAL NETWORKS (NTNs) |
WO2022120519A1 (zh) * | 2020-12-07 | 2022-06-16 | 华为技术有限公司 | 部分带宽处理方法及装置 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112788752B (zh) * | 2019-11-07 | 2022-09-02 | 华为技术有限公司 | 一种通信方法及装置 |
US20220322178A1 (en) * | 2021-03-30 | 2022-10-06 | Nokia Technologies Oy | Mutually exclusive configurations |
WO2023069207A1 (en) * | 2021-10-21 | 2023-04-27 | Qualcomm Incorporated | Techniques for bandwidth part switching |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102065496A (zh) * | 2009-11-13 | 2011-05-18 | 中国移动通信集团公司 | 毫微微小区中的切换方法和系统以及用户终端和家庭基站 |
CN102291801A (zh) * | 2010-06-21 | 2011-12-21 | 中兴通讯股份有限公司 | 一种载波切换系统中的消息获取方法和终端 |
US20180048413A1 (en) * | 2016-08-12 | 2018-02-15 | Futurewei Technologies, Inc. | System and Method for Network Access |
CN107911203A (zh) * | 2017-08-11 | 2018-04-13 | 华为技术有限公司 | 发送和接收参考信号的方法、网络设备、终端设备和系统 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101128018B (zh) * | 2006-08-14 | 2012-08-08 | 华为技术有限公司 | 长期演进系统中切换的方法、终端 |
CN102104854A (zh) * | 2009-12-22 | 2011-06-22 | 大唐移动通信设备有限公司 | 一种系统信息更新通知方法、系统和设备 |
US9338682B2 (en) * | 2012-09-21 | 2016-05-10 | Telefonaktiebolaget L M Ericsson (Publ) | System, method, and device for minimizing uplink registration or location reports for fixed or low-mobility devices |
US9560558B2 (en) * | 2014-05-16 | 2017-01-31 | Intel Corporation | Reduced handover latency for licensed shared access |
CN107734647B (zh) * | 2016-08-12 | 2023-03-24 | 华为技术有限公司 | 信息传输的方法、终端设备和网络设备 |
US10375634B2 (en) * | 2016-09-10 | 2019-08-06 | Ofinno, Llc | Deactivation timer management in a wireless device and wireless network |
KR102360462B1 (ko) * | 2018-01-10 | 2022-02-14 | 후지쯔 가부시끼가이샤 | 시스템 정보를 송신 및 취득하기 위한 방법, 디바이스 및 통신 시스템 |
WO2019157765A1 (en) * | 2018-02-16 | 2019-08-22 | Qualcomm Incorporated | System information acquisition over bandwidth parts |
-
2018
- 2018-05-04 CN CN201880093119.4A patent/CN112136348B/zh active Active
- 2018-05-04 EP EP18917445.1A patent/EP3790329B1/en active Active
- 2018-05-04 KR KR1020207034605A patent/KR20210003256A/ko unknown
- 2018-05-04 AU AU2018421497A patent/AU2018421497A1/en not_active Abandoned
- 2018-05-04 WO PCT/CN2018/085715 patent/WO2019210521A1/zh unknown
-
2020
- 2020-11-03 US US17/088,462 patent/US20210051575A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102065496A (zh) * | 2009-11-13 | 2011-05-18 | 中国移动通信集团公司 | 毫微微小区中的切换方法和系统以及用户终端和家庭基站 |
CN102291801A (zh) * | 2010-06-21 | 2011-12-21 | 中兴通讯股份有限公司 | 一种载波切换系统中的消息获取方法和终端 |
US20180048413A1 (en) * | 2016-08-12 | 2018-02-15 | Futurewei Technologies, Inc. | System and Method for Network Access |
CN107911203A (zh) * | 2017-08-11 | 2018-04-13 | 华为技术有限公司 | 发送和接收参考信号的方法、网络设备、终端设备和系统 |
Non-Patent Citations (1)
Title |
---|
See also references of EP3790329A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022031622A1 (en) * | 2020-08-06 | 2022-02-10 | Qualcomm Incorporated | BANDWIDTH PART (BWP) CONFIGURATION WITH A SHARED PARTIAL CONFIGURATION FOR NON-TERRESTRIAL NETWORKS (NTNs) |
WO2022120519A1 (zh) * | 2020-12-07 | 2022-06-16 | 华为技术有限公司 | 部分带宽处理方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
AU2018421497A1 (en) | 2021-01-07 |
EP3790329B1 (en) | 2022-06-29 |
US20210051575A1 (en) | 2021-02-18 |
EP3790329A4 (en) | 2021-05-26 |
EP3790329A1 (en) | 2021-03-10 |
CN112136348A (zh) | 2020-12-25 |
CN112136348B (zh) | 2023-03-21 |
KR20210003256A (ko) | 2021-01-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN113133032B (zh) | 无线通信方法、终端设备和网络设备 | |
WO2019210521A1 (zh) | 更新系统信息的方法、终端设备和网络设备 | |
CN115669070A (zh) | 基于条件的辅节点或主辅小区变更方法及设备 | |
CN113519183B (zh) | 无线通信方法和终端设备 | |
WO2019213919A1 (zh) | 信息确定方法、终端设备和网络设备 | |
CN113490244A (zh) | 小区切换方法、终端设备和网络设备 | |
US20230209416A1 (en) | Wireless communication method, terminal device, and network device | |
US20210329548A1 (en) | Wireless communication method and apparatus | |
US20230397298A1 (en) | Timer operating method, terminal device, and network device | |
US11146983B2 (en) | Method for controlling network congestion, terminal device and network device | |
CN112399494B (zh) | 一种无线通信的方法和通信装置 | |
CN116438828A (zh) | 测量配置方法、终端设备、网络设备、芯片和存储介质 | |
US20230123866A1 (en) | Data transmission method and network device | |
WO2022183317A1 (zh) | 一种获取切片信息的方法和终端设备 | |
WO2022147729A1 (zh) | 功率控制的方法、终端设备和网络设备 | |
WO2023102812A1 (zh) | 无线通信方法、终端设备及网络设备 | |
WO2022246697A1 (zh) | 信息上报的方法、终端设备和网络设备 | |
WO2023060585A1 (zh) | 无线通信的方法、终端设备和网络设备 | |
CN117917175A (zh) | 连接控制方法、终端设备和网络设备 | |
CN116325832A (zh) | 会话管理方法、终端设备和网络设备 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 18917445 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2021510501 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 20207034605 Country of ref document: KR Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 2018917445 Country of ref document: EP Effective date: 20201202 |
|
ENP | Entry into the national phase |
Ref document number: 2018421497 Country of ref document: AU Date of ref document: 20180504 Kind code of ref document: A |