WO2023044626A1 - 一种初始部分带宽确定方法、装置及存储介质 - Google Patents
一种初始部分带宽确定方法、装置及存储介质 Download PDFInfo
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- WO2023044626A1 WO2023044626A1 PCT/CN2021/119711 CN2021119711W WO2023044626A1 WO 2023044626 A1 WO2023044626 A1 WO 2023044626A1 CN 2021119711 W CN2021119711 W CN 2021119711W WO 2023044626 A1 WO2023044626 A1 WO 2023044626A1
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
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- 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
- H04W72/0457—Variable allocation of band or rate
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W36/00—Hand-off or reselection arrangements
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- H04W56/0015—Synchronization between nodes one node acting as a reference for the others
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- H—ELECTRICITY
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- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/02—Arrangements for increasing efficiency of notification or paging channel
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- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
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- H—ELECTRICITY
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Definitions
- the present disclosure relates to the field of communication technologies, and in particular, to a method, device and storage medium for determining an initial partial bandwidth.
- LTE Long Term Evolution
- MTC Machine Type Communication
- NB-IoT Narrowband Internet of things
- NR 5G New Radio
- this new terminal type is called a low-capability terminal, sometimes also called a Reduced capability UE, or a Redcap terminal, or NR-lite for short.
- an initial bandwidth part (Initial bandwidth part, Initial BWP) is defined, hereinafter referred to as the first Initial BWP.
- an Initial BWP dedicated to the Redcap terminal is also defined for the Redcap terminal in the related art, hereinafter referred to as the second Initial BWP.
- the network device configures multiple Initial BWPs for the Redcap terminal, such as the first Initial BWP and the second Initial BWP, and the terminal enters the inactive or idle state from the connected state, which Initial BWP the terminal should monitor is an urgent problem to be solved. question.
- the present disclosure provides a method, device and storage medium for determining an initial partial bandwidth.
- a method for determining an initial partial bandwidth which is applied to a terminal, and the method includes: determining an initial partial bandwidth monitored in a cell where it resides, and the initial partial bandwidth includes a first initial partial bandwidth Or the second initial partial bandwidth.
- the determining the initial partial bandwidth monitored in the cell where the camped on includes: in response to the network configuring the second initial partial bandwidth, determining that the initial partial bandwidth monitored in the camped cell is the second initial partial bandwidth, so One or more of synchronization signal blocks and paging information are configured in the second initial part of the bandwidth.
- the determination of the initial part of the bandwidth monitored in the cell where it resides includes:
- the first instruction information sent by the network device is received; based on the first instruction information, an initial partial bandwidth monitored in the cell where the camping is performed is determined.
- the determining the initial part of bandwidth monitored in the cell where the cell resides includes: determining the initial part bandwidth monitored in the cell where the cell resides based on a predefined rule.
- the method further includes: determining an initial partial bandwidth to be monitored when reselecting to the target cell to camp on, where the initial partial bandwidth includes a first initial partial bandwidth or a second initial partial bandwidth.
- determining the initial partial bandwidth to be monitored when reselecting to the target cell to reside on includes:
- determining the initial partial bandwidth to be monitored when reselecting to the target cell to reside on includes:
- determining the initial partial bandwidth to be monitored when reselecting to the target cell to reside on includes:
- the determination of the initial part of the bandwidth monitored in the cell where it resides includes:
- the initial partial bandwidth monitored in the camping cell is the first initial partial bandwidth.
- the method further includes: determining that the initial partial bandwidth monitored when reselecting to the target cell to camp on is the first initial partial bandwidth.
- the method further includes: performing synchronization signal block measurement on the initial part of the monitored bandwidth and/or receiving a paging message on the initial part of the monitored bandwidth.
- a method for determining an initial partial bandwidth which is applied to a network device.
- the method includes: sending first indication information, where the first indication information is used to indicate the initial A partial bandwidth, where the initial partial bandwidth includes a first initial partial bandwidth or a second initial partial bandwidth.
- the method further includes: sending second indication information, where the second indication information is used to indicate an initial part of bandwidth monitored in the target cell to camp on.
- an apparatus for determining an initial partial bandwidth including:
- the processing unit is configured to determine an initial partial bandwidth monitored in a cell where the cell resides, where the initial partial bandwidth includes a first initial partial bandwidth or a second initial partial bandwidth.
- the processing unit is configured to determine that the initial partial bandwidth monitored in the cell where it resides is a second initial partial bandwidth, and the second initial partial bandwidth is configured with one of the synchronization signal block and the paging information. one or more species.
- the device for determining the initial bandwidth portion further includes a receiving unit configured to receive first indication information sent by the network device; the processing unit is configured to, based on the first indication information, Determine the initial partial bandwidth to monitor in the camping cell.
- the processing unit is configured to determine an initial part of bandwidth monitored in the cell where the cell resides based on a predefined rule.
- the processing unit is further configured to determine an initial partial bandwidth monitored when reselecting to the target cell to reside on, and the initial partial bandwidth includes a first initial partial bandwidth or a second initial partial bandwidth.
- the device for determining the initial bandwidth portion further includes a receiving unit configured to obtain a system information block on the first initial partial bandwidth of the target cell; if the system information block indicates The target camping cell is configured with a second initial partial bandwidth, and the processing unit is configured to determine that the initial partial bandwidth monitored when reselecting to the target camping cell is the second initial partial bandwidth.
- the device for determining the initial bandwidth portion further includes a receiving unit configured to obtain a system information block on the first initial partial bandwidth of the target cell; if the system information block indicates If the target cell is not configured with the second initial partial bandwidth, the processing unit is configured to determine that the initial partial bandwidth monitored when reselecting to the target camping cell is the first initial partial bandwidth.
- the device for determining the initial bandwidth portion further includes a receiving unit configured to receive second indication information sent by the network device; the processing unit is configured to, based on the second indication information, Determine the initial partial bandwidth for reselection to target cell monitoring.
- the processing unit is configured to determine that the initial partial bandwidth monitored in the cell where it resides is the first initial partial bandwidth.
- the processing unit is further configured to determine that the initial partial bandwidth monitored when reselecting to the target camping cell is the first initial partial bandwidth.
- the processing unit is further configured to: perform synchronization signal block measurement on the initial part of the monitored bandwidth and/or receive a paging message on the initial part of the monitored bandwidth.
- an apparatus for determining an initial partial bandwidth including:
- the sending unit is configured to send first indication information, where the first indication information is used to indicate an initial partial bandwidth monitored in a cell where the cell resides, and the initial partial bandwidth includes a first initial partial bandwidth or a second initial partial bandwidth.
- the sending unit is further configured to: send second indication information, where the second indication information is used to indicate an initial part of bandwidth monitored in the target cell.
- an apparatus for determining an initial partial bandwidth including:
- processor ; memory for storing instructions executable by the processor;
- the processor is configured to: execute the first aspect or the method for determining the initial partial bandwidth described in any implementation manner of the first aspect.
- an apparatus for determining an initial partial bandwidth including:
- processor ; memory for storing instructions executable by the processor;
- the processor is configured to: execute the method for determining the initial partial bandwidth described in the second aspect or any implementation manner of the second aspect.
- a storage medium stores instructions, and when the instructions in the storage medium are executed by the processor of the terminal, the terminal can execute the first aspect or the first The method for determining the initial partial bandwidth described in any one of the implementation manners of the aspect.
- a storage medium stores instructions, and when the instructions in the storage medium are executed by the processor of the network device, the network device can execute the second aspect or The method for determining the initial partial bandwidth described in any implementation manner of the second aspect.
- the technical solutions provided by the embodiments of the present disclosure may include the following beneficial effects:
- the terminal When the terminal is configured with multiple Initial BWPs, it determines that the Initial BWP monitored in the cell where it resides is the first Initial BWP or the second Initial BWP, so as to determine the Redcap The BWP that the terminal needs to monitor in the case of multiple Initial BWPs.
- Fig. 1 is a schematic diagram of a wireless communication system according to an exemplary embodiment.
- Fig. 2 is a flowchart showing a method for determining an Initial BWP according to an exemplary embodiment.
- Fig. 3 is a flowchart showing a method for determining an Initial BWP according to an exemplary embodiment.
- Fig. 4 is a flowchart showing a method for determining an Initial BWP according to an exemplary embodiment.
- Fig. 5 is a block diagram of a device for determining an Initial BWP according to an exemplary embodiment.
- Fig. 6 is a block diagram of a device for determining an Initial BWP according to an exemplary embodiment.
- Fig. 7 is a block diagram showing a device for determining an Initial BWP according to an exemplary embodiment.
- Fig. 8 is a block diagram showing a device for determining an Initial BWP according to an exemplary embodiment.
- the initial partial bandwidth configuration method provided by the embodiments of the present disclosure may be applied to the wireless communication system shown in FIG. 1 .
- the wireless communication system includes a terminal and a network device. Information is sent and received between the terminal and the network device through wireless resources.
- the wireless communication system shown in FIG. 1 is only for schematic illustration, and the wireless communication system may also include other network devices, such as core network devices, wireless relay devices, and wireless backhaul devices, etc. Not shown in Figure 1.
- the embodiment of the present disclosure does not limit the number of network devices and the number of terminals included in the wireless communication system.
- the wireless communication system in the embodiment of the present disclosure is a network that provides a wireless communication function.
- Wireless communication systems can use different communication technologies, such as code division multiple access (CDMA), wideband code division multiple access (WCDMA), time division multiple access (TDMA) , frequency division multiple access (FDMA), orthogonal frequency-division multiple access (OFDMA), single carrier frequency-division multiple access (single Carrier FDMA, SC-FDMA), carrier sense Multiple Access/Conflict Avoidance (Carrier Sense Multiple Access with Collision Avoidance).
- CDMA code division multiple access
- WCDMA wideband code division multiple access
- TDMA time division multiple access
- FDMA frequency division multiple access
- OFDMA orthogonal frequency-division multiple access
- single Carrier FDMA single Carrier FDMA
- SC-FDMA carrier sense Multiple Access/Conflict Avoidance
- Carrier Sense Multiple Access with Collision Avoidance Carrier Sense Multiple Access with Collision Avoidance
- the network can be divided into 2G (English: generation) network, 3G network, 4G network or future evolution network, such as 5G network, 5G network can also be called a new wireless network ( New Radio, NR).
- 2G International: generation
- 3G network 4G network or future evolution network, such as 5G network
- 5G network can also be called a new wireless network ( New Radio, NR).
- New Radio New Radio
- the present disclosure sometimes simply refers to a wireless communication network as a network.
- the wireless access network device may be: a base station, an evolved base station (evolved node B, base station), a home base station, an access point (access point, AP) in a wireless fidelity (wireless fidelity, WIFI) system, a wireless relay Node, wireless backhaul node, transmission point (transmission point, TP) or transmission and reception point (transmission and reception point, TRP), etc., can also be gNB in the NR system, or it can also be a component or a part of equipment that constitutes a base station wait.
- the network device may also be a vehicle-mounted device.
- V2X vehicle-to-everything
- the network device may also be a vehicle-mounted device. It should be understood that in the embodiments of the present disclosure, no limitation is imposed on the specific technology and specific device form adopted by the network device.
- terminals involved in this disclosure can also be referred to as terminal equipment, user equipment (User Equipment, UE), mobile station (Mobile Station, MS), mobile terminal (Mobile Terminal, MT), etc.
- a device providing voice and/or data connectivity for example, a terminal may be a handheld device with a wireless connection function, a vehicle-mounted device, and the like.
- examples of some terminals are: smart phones (Mobile Phone), pocket computers (Pocket Personal Computer, PPC), handheld computers, personal digital assistants (Personal Digital Assistant, PDA), notebook computers, tablet computers, wearable devices, or Vehicle equipment, etc.
- V2X vehicle-to-everything
- the terminal device may also be a vehicle-mounted device. It should be understood that the embodiment of the present disclosure does not limit the specific technology and specific device form adopted by the terminal.
- the terminals involved in the embodiments of the present disclosure can be understood as a new type of terminals designed in 5G NR: low-capability terminals.
- a low-capability terminal is sometimes called a Reduced capability UE, or a Redcap terminal, or NR-lite for short.
- the new terminal is called a Redcap terminal.
- 5G NR-lite Similar to Internet of Things (IoT) devices in Long Term Evolution (LTE), 5G NR-lite usually needs to meet the following requirements:
- the current NR system is designed for high-end terminals such as high-speed and low-latency, the current design cannot meet the above requirements of NR-lite. Therefore, it is necessary to modify the current NR system to meet the requirements of NR-lite.
- the radio frequency (Radio Frequency, RF) bandwidth of NR-IoT can be limited, such as limited to 5M Hz or 10M Hz, or the buffer size of NR-lite can be limited. In turn, limit the size of the transmission block received each time, and so on.
- the possible optimization direction is to simplify the communication process, reduce the number of times NR-lite terminals detect downlink control channels, etc.
- the NR standard defines BWP.
- Initial BWP is configured for idle/inactive terminals. When the terminal enters the inactive state from the connected state, it will camp on the Initial BWP and monitor the Initial BWP.
- an Initial BWP dedicated to the Redcap terminal is also defined for the Redcap terminal. That is, for Redcap terminals, there are two Initial BWPs configured.
- the Initial BWP involved in the embodiment of the present disclosure includes an initial downlink bandwidth part (Initial DL BWP) or an initial uplink bandwidth part (Initial uplink bandwidth part, Initial UL BWP).
- the Initial DL BWP is taken as an example for illustration.
- the Initial DL BWP is defined in the NR system.
- the terminal When the terminal is in the inactive/idle state, it needs to monitor the Synchronization Signal and PBCH block (SSB), paging message and other information on the Initial DL BWP.
- SSB Synchronization Signal and PBCH block
- the related technology also defines an Initial DL BWP dedicated to the Redcap terminal for the Redcap terminal. That is, for Redcap terminals, there are two Initial DL BWPs in the network.
- the terminal enters the inactive/idle state from the connected state, how should the terminal select the monitored Initial DL BWP for paging message detection and/or SSB measurement.
- An embodiment of the present disclosure provides a method for determining an Initial BWP.
- the monitored Initial BWP is determined.
- any two different Initial BWPs among the multiple Initial BWPs are referred to as the first Initial BWP and the second Initial BWP.
- the terminal in the method for determining the Initial BWP provided by the embodiments of the present disclosure, is configured with multiple Initial BWPs, and when entering the inactive/idle state from the connected state, it is determined that the monitored Initial BWP is the first Initial BWP or The second Initial BWP.
- Fig. 2 is a flow chart showing a method for determining an Initial BWP according to an exemplary embodiment.
- the method for determining an Initial BWP may be executed alone or in combination with other embodiments of the present disclosure.
- the Initial BWP determination method is used in the terminal, including the following steps.
- step S11 determine the Initial BWP to be monitored in the camping cell, and the Initial BWP to be monitored in the camping cell includes the first Initial BWP or the second Initial BWP.
- the SSB may be monitored and/or the paging message may be received on the determined Initial BWP.
- receiving the paging message may include receiving a physical downlink control channel (Physical Downlink Control Channel, PDCCH) or receiving a physical downlink shared channel (Physical Downlink Share Channel, PDSCH), etc.
- Monitoring SSB may be performing SSB measurement, determining SSB measurement information.
- multiple Initial BWPs may have different bandwidths, so that terminals suitable for different capability types communicate based on the Initial BWP applicable to their own bandwidth capabilities.
- the Initial BWP that can support the bandwidth capability of the Redcap terminal can be determined among multiple Initial BWPs, so that the Redcap terminal can communicate in the Initial BWP suitable for the Redcap terminal.
- different Initial BWPs may be configured for different bandwidth capabilities of different types of terminals.
- different types of terminals may have different capabilities.
- the capabilities of the terminal may include the transceiver bandwidth, the number of transceiver antennas, the maximum number of bits in a transport block, and the processing time delay.
- the difference in capabilities of terminals may be one or more of the difference in transceiver bandwidth, number of transceiver antennas, maximum number of bits in a transmission block, and processing time delay.
- any two different types of terminals among different types of terminals may be referred to as a first type terminal and a second type terminal.
- the first type terminal and the second type terminal may have different capabilities.
- the capabilities of the terminal may include the transceiver bandwidth, the number of transceiver antennas, the maximum number of bits in a transport block, and the processing time delay.
- the difference in terminal capability may be one or more of the difference in the transceiver bandwidth, the number of transceiver antennas, the maximum number of bits in a transmission block, and the processing time delay.
- the first Initial BWP belongs to the bandwidth capability range of the first type of terminal
- the second Initial BWP belongs to the bandwidth capability range of the second type of terminal
- the capability of the first type of terminal is greater than that of the second type of terminal.
- the first Initial BWP belonging to the bandwidth capability range of the first type of terminal can be understood as a general Initial BWP.
- the second Initial BWP belonging to the bandwidth capability range of the second type of terminal can be understood as an Initial BWP dedicated to the second type of terminal.
- the first type of terminal may be a normal terminal (non-Redcap terminal), and the second type of terminal may be a Redcap terminal (Reduced Capability UE, capability reduced terminal).
- the ordinary terminal is compared with the Redcap terminal, for example, the ordinary terminal may be a UE supporting NR.
- the Redcap terminal at least one first Initial BWP and at least one second Initial BWP may be configured. When the Redcap terminal enters the inactive/idle state from the connected state, you can choose to monitor the first Initial BWP, or you can choose to monitor the second Initial BWP.
- the terminal determines the Initial BWP monitored in the cell where it resides, and may adopt at least one of the following methods:
- Method 1 Determine the Initial BWP monitored in the camping cell as the first Initial BWP.
- the protocol stipulates that when entering the inactive state from the connected state, it is determined that the Initial BWP monitored in the camping cell is the first Initial BWP. That is, based on the protocol, it is determined to enter the inactive state from the connected state, and the first Initial BWP is always monitored in the camped cell.
- Method 2 Determine the Initial BWP monitored in the camping cell as the second Initial BWP.
- the protocol stipulates that from the connected state to the inactive state, the Initial BWP monitored in the resident cell is the second Initial BWP, wherein the network configures the second Initial BWP, and the second Initial BWP is configured with SSB and/or One or more of the paging messages. That is, based on the protocol, it is determined that the Initial BWP monitored in the camping cell is the second Initial BWP.
- Method 3 Based on the network configuration, determine the Initial BWP monitored in the residential cell.
- the network device can indicate which Initial BWP to switch to when the terminal enters the inactive state from the connected state through the indication information. For example, before the terminal performs RRC connection release (RRC connection release), or during the process of performing RRC connection release, the network device sends the first indication information to indicate which Initial BWP the terminal needs to switch to.
- RRC connection release RRC connection release
- the network device sends the first indication information to indicate which Initial BWP the terminal needs to switch to.
- the indication information used to indicate the Initial BWP monitored in the camping cell is referred to as the first indication information.
- the first indication information may instruct the terminal to enter the inactive state from the connected state, and monitor the first Initial BWP in the cell where it resides.
- the terminal receives the first indication information sent by the network device, and determines to monitor the first Initial BWP in the cell where it resides based on the first indication information.
- the first indication information may instruct the terminal to enter the inactive state from the connected state, and monitor the second Initial BWP in the cell where it resides.
- the terminal receives the first indication information sent by the network device, and determines to monitor the second Initial BWP in the cell where it resides based on the first indication information.
- the first indication information may be signaling indication information, for example, may be an RRC release signaling indication.
- Method 4 Based on predefined rules, determine the Initial BWP monitored in the camping cell.
- the predefined condition may include, on the one hand, the condition that the Initial BWP monitored in the resident cell is the first Initial BWP, and on the other hand, may also include the condition that the Initial BWP monitored in the resident cell is the second Initial BWP.
- the predefined condition includes a condition that the Initial BWP monitored in the camping cell is the second Initial BWP.
- the condition that the Initial BWP monitored in the camping cell is the second Initial BWP includes: the second Initial BWP is configured with one or more parameters in SSB, paging message, system message, and random access channel configuration.
- the terminal determines that the Initial BWP monitored in the cell where it resides is the second Initial BWP, and the Initial BWP monitored in the cell where it resides is the second Initial BWP.
- the terminal determines that the Initial BWP monitored in the cell where it resides is not satisfied as the second Initial BWP, and the Initial BWP monitored in the cell where it resides is the first Initial BWP.
- determining the Initial BWP monitored in the cell where the cell resides based on the predefined conditions can be understood as an implicit method for determining the Initial BWP monitored in the cell where the cell resides. For example, it is determined implicitly that the terminal enters the inactive state from the connected state and monitors the Initial BWP in the cell where it resides. For example, when the network device configures parameters required for one or more processes such as SSB, paging, system message reception, and random access channel (Random Access Channel, RACH) process for the second Initial BWP, the terminal determines that it is in the cell where it resides. The monitored Initial BWP is the second Initial BWP. Otherwise, the terminal determines that the Initial BWP monitored in the cell where it resides is the first Initial BWP.
- RACH Random Access Channel
- the terminal when the terminal is configured with the first Initial BWP and the second Initial BWP, it can be determined by applying any one of the above-mentioned methods 1, 2, 3 and 4 that the terminal is connected to The state enters the inactive state and monitors the Initial BWP in the cell where it resides.
- the terminal after the terminal determines the Initial BWP monitored in the cell where it resides, it can monitor the SSB or receive a paging message on the monitored Initial BWP.
- the terminal can perform cell reselection, and determine the Initial BWP monitored on the target cell where the cell reselection is determined to reside.
- Fig. 3 is a flow chart showing a method for determining an Initial BWP according to an exemplary embodiment.
- the method for determining an Initial BWP may be executed alone or in combination with other embodiments of the present disclosure.
- the Initial BWP determination method is used in the terminal, including the following steps.
- step S21 the Initial BWP monitored when reselecting to the target cell is determined, and the Initial BWP includes the first Initial BWP or the second Initial BWP.
- the Initial BWP to be monitored for reselection to the target cell where the terminal resides may be determined.
- different methods may be used to determine the Initial BWP to be reselected to the target cell to monitor based on the method of determining the Initial BWP monitored by the cell to reside on.
- the Initial BWP monitored in the cell where the cell resides is always the first Initial BWP.
- the Initial BWP monitored when reselecting to the target cell to camp on is the first Initial BWP.
- the terminal performs cell reselection and can read the first Initial BWP of the target resident cell.
- the system information block (System Information Block, SIB)
- SIB System Information Block
- the terminal may determine the Initial BWP for reselection to the target cell to monitor based on the indication information sent by the network device.
- the indication information sent by the network device for indicating the Initial BWP monitored in the target camping cell is referred to as second indication information.
- the terminal receives the second indication information sent by the network device, and based on the second indication information, determines the Initial BWP to reselect to monitor in the target cell to camp on.
- the terminal when the terminal reads the SIB on the first Initial BWP of the target cell to reside on, and determines the Initial BWP monitored when reselecting to the target cell to reside on based on the SIB on the first Initial BWP of the target cell to reside on, Obtain the SIB on the first Initial BWP of the cell where the target resides. If the SIB indicates that the target cell is configured with the second Initial BWP, it is determined that the Initial BWP monitored when reselecting to the target cell is the second Initial BWP. In another embodiment, the terminal obtains the SIB on the first Initial BWP of the cell where the target camps on. If the SIB indicates that the target cell is not configured with the second Initial BWP, it is determined that the Initial BWP monitored when reselecting to the target cell is the first Initial BWP.
- the terminal receives the second indication information sent by the network device, and based on the second indication information, determines the Initial BWP for reselection to the target cell for monitoring.
- the second indication information may indicate that the Initial BWP reselected to be monitored by the target cell to camp on is the first Initial BWP.
- the terminal receives the second indication information sent by the network device, determines to reselect to the target cell to camp on based on the second indication information, and monitors the first Initial BWP.
- the first indication information may indicate that the Initial BWP reselected to the target cell for monitoring is the second Initial BWP.
- the terminal receives the second indication information sent by the network device, determines to reselect to the target cell to camp on based on the second indication information, and monitors the second Initial BWP.
- the above method for determining the Initial BWP realizes determining the initial BWP to be monitored when multiple Initial BWPs are configured, and performs SSB measurement and/or receives paging messages at the determined Initial BWP.
- the first Initial BWP as the general first initial DL BWP
- the second Initial BWP as the second initial DL BWP dedicated to the Redcap terminal
- the method for determining the Initial BWP involved in the above embodiment Be explained. That is, the first Initial DL BWP is also the Initial BWP that the non-RedCap terminal also needs to monitor in the wireless communication system (such as the NR communication system).
- the second initial DL BWP is the initial DL BWP that the RedCap terminal needs to monitor.
- the Redcap terminal determines the initial DL BWP to be monitored may include the following methods:
- the RedCap terminal always switches (sometimes referred to as staying) to the original first initial DL BWP, that is, monitors SSB and/or receives paging messages on the first initial DL
- the terminal When performing cell reselection, the terminal only camps on the first Initial DL BWP.
- the RedCap terminal always switches to the second initial DL BWP.
- SSB and/or paging CSS are configured on the second Initial DL BWP.
- RedCap UE In response to RedCap UE performing cell reselection, it is also necessary to read the SIB on the first Initial DL BWP first. If the reselected cell is configured with the second Initial DL BWP, then the RedCap terminal needs to camp on the second Initial DL in the reselected cell Camp on the second Initial DL BWP or the first Initial DL BWP on the BWP or according to the instructions of the network.
- the network Based on the network configuration, during the RRC connection release process of the terminal, or before or after the RRC connection release, the network indicates which initial DL BWP the terminal needs to switch to.
- the terminal In response to cell reselection by the terminal, it is also necessary to read the SIB on the first Initial DL BWP first. If the reselected cell is configured with a second Initial DL BWP, decide whether to camp on the second Initial DL BWP according to network instructions.
- the reselected cell In response to cell reselection, it is also necessary to read the SIB on the first Initial DL BWP first. If the reselected cell is configured with a second Initial DL BWP, decide whether to camp on the second Initial DL BWP according to network instructions.
- the terminal determines the Initial BWP monitored in the resident cell and/or the target resident cell when multiple Initial BWPs are configured, and performs SSB measurement and/or on the determined Initial BWP Or receive paging messages.
- the embodiment of the present disclosure also provides a method for determining an Initial BWP applied to a network device.
- Fig. 4 is a flow chart showing a method for determining an Initial BWP according to an exemplary embodiment.
- the method for determining an Initial BWP may be executed alone or in combination with other embodiments of the present disclosure.
- the method for determining the Initial BWP is used in network devices and includes the following steps.
- step S31 the first indication information is sent, the first indication information is used to indicate the Initial BWP monitored in the camping cell, and the Initial BWP monitored in the camping cell includes the first Initial BWP or the second Initial BWP.
- the first Initial BWP belongs to the bandwidth capability range of the first type of terminal
- the second Initial BWP belongs to the bandwidth capability range of the second type of terminal
- the capability of the first type of terminal is greater than that of the second type of terminal.
- the first Initial BWP belonging to the bandwidth capability range of the first type of terminal can be understood as a general Initial BWP.
- the second Initial BWP belonging to the bandwidth capability range of the second type of terminal can be understood as an Initial BWP dedicated to the second type of terminal.
- the network device may also send second indication information, where the second indication information is used to indicate the Initial BWP monitored in the target camping cell.
- the first indication information may indicate that the terminal enters the inactive state from the connected state, and monitors the first Initial BWP in the cell where it resides.
- the first indication information may indicate that the terminal enters the inactive state from the connected state, and monitors the second Initial BWP in the cell where it resides.
- the first indication information may be signaling indication information, for example, may be an RRC release signaling indication.
- the method for determining the Initial BWP performed by the network device in the embodiment of the present disclosure corresponds to the method for determining the Initial BWP performed by the terminal in the above embodiments, so the description of the method for determining the Initial BWP performed by the network device is not detailed enough. You can refer to the method for determining the Initial BWP performed by the above-mentioned terminal, which will not be described in detail here.
- the method for determining the Initial BWP provided by the embodiments of the present disclosure may be applicable to a scenario where a terminal interacts with a network device to implement BWP switching.
- the functions realized by the terminals and network devices involved in the specific implementation process can refer to the relevant descriptions involved in the above embodiments, and will not be described in detail here.
- an embodiment of the present disclosure also provides an initial BWP determining device.
- the device for determining the Initial BWP includes corresponding hardware structures and/or software modules for performing various functions.
- the embodiments of the present disclosure can be implemented in the form of hardware or a combination of hardware and computer software. Whether a certain function is executed by hardware or computer software drives hardware depends on the specific application and design constraints of the technical solution. Those skilled in the art may use different methods to implement the described functions for each specific application, but such implementation should not be regarded as exceeding the scope of the technical solutions of the embodiments of the present disclosure.
- Fig. 5 is a block diagram of a device for determining an Initial BWP according to an exemplary embodiment.
- the Initial BWP determining apparatus 100 is applied to a terminal, and includes a processing unit 101.
- the processing unit 101 is configured to determine the Initial BWP monitored in the camping cell, where the Initial BWP includes the first Initial BWP or the second Initial BWP.
- the first Initial BWP belongs to the bandwidth capability range of the first type of terminal
- the second Initial BWP belongs to the bandwidth capability range of the second type of terminal
- the capability of the first type of terminal is greater than that of the second type of terminal.
- the network configures a second initial partial bandwidth (second Initial BWP), and the processing unit 101 is configured to determine that the Initial BWP monitored in the cell where it resides is the second Initial BWP, and the second Initial BWP is configured with an SSB And one or more of the paging information.
- second Initial BWP a second initial partial bandwidth
- the processing unit 101 is configured to determine that the Initial BWP monitored in the cell where it resides is the second Initial BWP, and the second Initial BWP is configured with an SSB And one or more of the paging information.
- the Initial BWP determining apparatus 100 further includes a receiving unit 102, and the receiving unit 102 is configured to receive the first indication information sent by the network device.
- the processing unit 101 is configured to determine the Initial BWP monitored in the camping cell based on the first indication information.
- the processing unit 101 is configured to determine the Initial BWP monitored in the camping cell based on a predefined rule.
- the processing unit 101 is further configured to determine the Initial BWP to be monitored for reselection to the target cell to camp on, where the Initial BWP includes the first Initial BWP or the second Initial BWP.
- the initial bandwidth part determination apparatus 100 further includes a receiving unit 102, and the receiving unit 102 is configured to acquire the SIB on the first Initial BWP of the target cell where the cell resides. If the SIB indicates that the target cell is configured with a second Initial BWP, the processing unit 101 is configured to determine that the Initial BWP to be monitored for reselection to the target cell is the second Initial BWP.
- the Initial BWP determining apparatus 100 further includes a receiving unit 102, and the receiving unit 102 is configured to obtain the SIB on the first Initial BWP of the target cell where the cell resides. If the SIB indicates that the target cell to camp on is not configured with the second Initial BWP, the processing unit 101 is configured to determine that the Initial BWP to be monitored for reselection to the target cell to camp on is the first Initial BWP.
- the Initial BWP determining apparatus 100 further includes a receiving unit 102, and the receiving unit 102 is configured to receive the second indication information sent by the network device.
- the processing unit 101 is configured to determine, based on the second indication information, the Initial BWP to be monitored for reselection to the target cell to camp on.
- the processing unit 101 is configured to determine that the Initial BWP to be monitored in the cell where the cell resides is the first Initial BWP.
- the processing unit 101 is further configured to determine that the Initial BWP to be monitored for reselection to the target cell to camp on is the first Initial BWP.
- the processing unit 101 is further configured to: perform SSB measurement on the monitored Initial BWP and/or receive a paging message on the monitored Initial BWP.
- Fig. 6 is a block diagram of a device for determining an Initial BWP according to an exemplary embodiment.
- the Initial BWP determination apparatus 200 is applied to network equipment, including a sending unit 201.
- the sending unit 201 is configured to send first indication information, where the first indication information is used to indicate the Initial BWP to be monitored in the cell where the cell resides, and the Initial BWP to be monitored in the cell where the cell resides includes the first Initial BWP or the second Initial BWP.
- the first Initial BWP belongs to the bandwidth capability range of the first type terminal
- the second Initial BWP belongs to the bandwidth capability range of the second type terminal
- the capability of the first type terminal is greater than the capability of the second type terminal
- the sending unit 201 is further configured to: send second indication information, where the second indication information is used to indicate the Initial BWP to be monitored in the target camping cell.
- Fig. 7 is a block diagram showing a device for determining an Initial BWP according to an exemplary embodiment.
- the initial BWP determining apparatus 300 may be provided as the terminal involved in the foregoing embodiments.
- the apparatus 300 may be a mobile phone, a computer, a digital broadcast terminal, a messaging device, a game console, a tablet device, a medical device, a fitness device, a personal digital assistant, and the like.
- apparatus 300 may include one or more of the following components: processing component 302, memory 304, power component 306, multimedia component 308, audio component 310, input/output (I/O) interface 312, sensor component 314, and communication component 316 .
- the processing component 302 generally controls the overall operations of the device 300, such as those associated with display, telephone calls, data communications, camera operations, and recording operations.
- the processing component 302 may include one or more processors 320 to execute instructions to complete all or part of the steps of the above method. Additionally, processing component 302 may include one or more modules that facilitate interaction between processing component 302 and other components. For example, processing component 302 may include a multimedia module to facilitate interaction between multimedia component 308 and processing component 302.
- the memory 304 is configured to store various types of data to support operations at the device 300 . Examples of such data include instructions for any application or method operating on device 300, contact data, phonebook data, messages, pictures, videos, and the like.
- the memory 304 can be implemented by any type of volatile or non-volatile storage device or their combination, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable Programmable Read Only Memory (EPROM), Programmable Read Only Memory (PROM), Read Only Memory (ROM), Magnetic Memory, Flash Memory, Magnetic or Optical Disk.
- SRAM static random access memory
- EEPROM electrically erasable programmable read-only memory
- EPROM erasable Programmable Read Only Memory
- PROM Programmable Read Only Memory
- ROM Read Only Memory
- Magnetic Memory Flash Memory
- Magnetic or Optical Disk Magnetic Disk
- Power component 306 provides power to various components of device 300 .
- Power components 306 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power for device 300 .
- the multimedia component 308 includes a screen that provides an output interface between the device 300 and the user.
- the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from a user.
- the touch panel includes one or more touch sensors to sense touches, swipes, and gestures on the touch panel. The touch sensor may not only sense a boundary of a touch or swipe action, but also detect duration and pressure associated with the touch or swipe action.
- the multimedia component 308 includes a front camera and/or a rear camera. When the device 300 is in an operation mode, such as a shooting mode or a video mode, the front camera and/or the rear camera can receive external multimedia data. Each front camera and rear camera can be a fixed optical lens system or have focal length and optical zoom capability.
- the audio component 310 is configured to output and/or input audio signals.
- the audio component 310 includes a microphone (MIC), which is configured to receive external audio signals when the device 300 is in operation modes, such as call mode, recording mode and voice recognition mode. Received audio signals may be further stored in memory 304 or sent via communication component 316 .
- the audio component 310 also includes a speaker for outputting audio signals.
- the I/O interface 312 provides an interface between the processing component 302 and a peripheral interface module, which may be a keyboard, a click wheel, a button, and the like. These buttons may include, but are not limited to: a home button, volume buttons, start button, and lock button.
- Sensor assembly 314 includes one or more sensors for providing various aspects of status assessment for device 300 .
- the sensor component 314 can detect the open/closed state of the device 300, the relative positioning of components, such as the display and keypad of the device 300, and the sensor component 314 can also detect a change in the position of the device 300 or a component of the device 300 , the presence or absence of user contact with the device 300 , the device 300 orientation or acceleration/deceleration and the temperature change of the device 300 .
- the sensor assembly 314 may include a proximity sensor configured to detect the presence of nearby objects in the absence of any physical contact.
- Sensor assembly 314 may also include an optical sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
- the sensor assembly 314 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor or a temperature sensor.
- the communication component 316 is configured to facilitate wired or wireless communication between the apparatus 300 and other devices.
- the device 300 can access wireless networks based on communication standards, such as WiFi, 2G or 3G, or a combination thereof.
- the communication component 316 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel.
- the communication component 316 also includes a near field communication (NFC) module to facilitate short-range communication.
- NFC near field communication
- the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, Infrared Data Association (IrDA) technology, Ultra Wide Band (UWB) technology, Bluetooth (BT) technology and other technologies.
- RFID Radio Frequency Identification
- IrDA Infrared Data Association
- UWB Ultra Wide Band
- Bluetooth Bluetooth
- apparatus 300 may be programmed by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable A gate array (FPGA), controller, microcontroller, microprocessor or other electronic component implementation for performing the methods described above.
- ASICs application specific integrated circuits
- DSPs digital signal processors
- DSPDs digital signal processing devices
- PLDs programmable logic devices
- FPGA field programmable A gate array
- controller microcontroller, microprocessor or other electronic component implementation for performing the methods described above.
- a storage medium including instructions, such as the memory 304 including instructions, which can be executed by the processor 320 of the device 300 to complete the above method.
- the non-transitory computer readable storage medium may be ROM, random access memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, and the like.
- Fig. 8 is a block diagram showing a device for determining an Initial BWP according to an exemplary embodiment.
- the Initial BWP determining apparatus 400 may be provided as a network device.
- apparatus 400 includes processing component 422 , which further includes one or more processors, and a memory resource represented by memory 432 for storing instructions executable by processing component 422 , such as application programs.
- the application program stored in memory 432 may include one or more modules each corresponding to a set of instructions.
- the processing component 422 is configured to execute instructions to perform the above method.
- Device 400 may also include a power component 426 configured to perform power management of device 400 , a wired or wireless network interface 440 configured to connect device 400 to a network, and an input-output (I/O) interface 448 .
- the device 400 can operate based on an operating system stored in the memory 432, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM or the like.
- a storage medium including instructions, such as a memory 432 including instructions, which can be executed by the processing component 422 of the device 400 to complete the above method.
- the non-transitory computer readable storage medium may be ROM, random access memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, and the like.
- “plurality” in the present disclosure refers to two or more, and other quantifiers are similar thereto.
- “And/or” describes the association relationship of associated objects, indicating that there may be three types of relationships, for example, A and/or B may indicate: A exists alone, A and B exist simultaneously, and B exists independently.
- the character “/” generally indicates that the contextual objects are an “or” relationship.
- the singular forms “a”, “said” and “the” are also intended to include the plural unless the context clearly dictates otherwise.
- first, second, etc. are used to describe various information, but the information should not be limited to these terms. These terms are only used to distinguish information of the same type from one another, and do not imply a specific order or degree of importance. In fact, expressions such as “first” and “second” can be used interchangeably.
- first information may also be called second information, and similarly, second information may also be called first information.
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Abstract
Description
Claims (19)
- 一种初始部分带宽确定方法,其特征在于,应用于终端,所述方法包括:确定在驻留小区监测的初始部分带宽,所述初始部分带宽包括第一初始部分带宽或者第二初始部分带宽。
- 根据权利要求1所述的初始部分带宽确定方法,其特征在于,所述确定在驻留小区监测的初始部分带宽,包括:响应于网络配置了第二初始部分带宽,确定在驻留小区监测的初始部分带宽为第二初始部分带宽,所述第二初始部分带宽中配置有同步信号块以及寻呼信息中的一种或多种。
- 根据权利要求1所述的初始部分带宽确定方法,其特征在于,所述确定在驻留小区监测的初始部分带宽,包括:接收网络设备发送的第一指示信息;基于所述第一指示信息,确定在驻留小区监测的初始部分带宽。
- 根据权利要求1所述的初始部分带宽确定方法,其特征在于,所述确定在驻留小区监测的初始部分带宽,包括:基于预定义规则,确定在驻留小区监测的初始部分带宽。
- 根据权利要求1至4中任意一项所述的初始部分带宽确定方法,其特征在于,所述方法还包括:确定重选至目标驻留小区监测的初始部分带宽,所述初始部分带宽包括第一初始部分带宽或者第二初始部分带宽。
- 根据权利要求5所述的初始部分带宽确定方法,其特征在于,确定重选至目标驻留小区监测的初始部分带宽,包括:在目标驻留小区的第一初始部分带宽上,获取系统信息块;若所述系统信息块指示所述目标驻留小区配置了第二初始部分带宽,则确定重选至目标驻留小区监测的初始部分带宽为第二初始部分带宽。
- 根据权利要求5所述的初始部分带宽确定方法,其特征在于,确定重选至目标驻留小区监测的初始部分带宽,包括:在目标驻留小区的第一初始部分带宽上,获取系统信息块;若所述系统信息块指示所述目标驻留小区未配置第二初始部分带宽,则确定重选至目标驻留小区监测的初始部分带宽为第一初始部分带宽。
- 根据权利要求5所述的初始部分带宽确定方法,其特征在于,确定重选至目标驻 留小区时监测的初始部分带宽,包括:接收网络设备发送的第二指示信息;基于所述第二指示信息,确定重选至目标驻留小区监测的初始部分带宽。
- 根据权利要求1所述的初始部分带宽确定方法,其特征在于,所述确定在驻留小区监测的初始部分带宽,包括:确定在驻留小区监测的初始部分带宽为第一初始部分带宽。
- 根据权利要求9所述的初始部分带宽确定方法,其特征在于,所述方法还包括:确定重选至目标驻留小区监测的初始部分带宽为第一初始部分带宽。
- 根据权利要求1至10中任意一项所述的初始部分带宽确定方法,其特征在于,所述方法还包括:在监测的初始部分带宽上进行同步信号块测量和/或在监测的初始部分带宽上接收寻呼消息。
- 一种初始部分带宽确定方法,其特征在于,应用于网络设备,所述方法包括:发送第一指示信息,所述第一指示信息用于指示在驻留小区监测的初始部分带宽,所述初始部分带宽包括第一初始部分带宽或者第二初始部分带宽。
- 根据权利要求12所述的初始部分带宽确定方法,其特征在于,所述方法还包括:发送第二指示信息,所述第二指示信息用于指示在目标驻留小区监测的初始部分带宽。
- 一种初始部分带宽确定装置,其特征在于,包括:处理单元,被配置为确定在驻留小区监测的初始部分带宽,所述初始部分带宽包括第一初始部分带宽或者第二初始部分带宽。
- 一种初始部分带宽确定装置,其特征在于,包括:发送单元,被配置为发送第一指示信息,所述第一指示信息用于指示在驻留小区监测的初始部分带宽,所述初始部分带宽包括第一初始部分带宽或者第二初始部分带宽。
- 一种初始部分带宽确定装置,其特征在于,包括:处理器;用于存储处理器可执行指令的存储器;其中,所述处理器被配置为:执行权利要求1至11中任意一项所述的初始部分带宽确定方法。
- 一种初始部分带宽确定装置,其特征在于,包括:处理器;用于存储处理器可执行指令的存储器;其中,所述处理器被配置为:执行权利要求12至13中任意一项所述的初始部分带宽确定方法。
- 一种存储介质,其特征在于,所述存储介质中存储有指令,当所述存储介质中的指令由终端的处理器执行时,使得终端能够执行权利要求1至11中任意一项所述的初始部分带宽确定方法。
- 一种存储介质,其特征在于,所述存储介质中存储有指令,当所述存储介质中的指令由网络设备的处理器执行时,使得网络设备能够执行权利要求12至13中任意一项所述的初始部分带宽确定方法。
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WO2021138376A1 (en) * | 2019-12-30 | 2021-07-08 | Google Llc | Supporting devices with different bandwidth capability in a communication network |
CN113170475A (zh) * | 2021-03-17 | 2021-07-23 | 北京小米移动软件有限公司 | 一种带宽部分配置方法、带宽部分配置装置及存储介质 |
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