WO2024021125A1 - 上行传输切换、控制方法及装置、通信装置和存储介质 - Google Patents
上行传输切换、控制方法及装置、通信装置和存储介质 Download PDFInfo
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- WO2024021125A1 WO2024021125A1 PCT/CN2022/109250 CN2022109250W WO2024021125A1 WO 2024021125 A1 WO2024021125 A1 WO 2024021125A1 CN 2022109250 W CN2022109250 W CN 2022109250W WO 2024021125 A1 WO2024021125 A1 WO 2024021125A1
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- frequency band
- uplink
- uplink frequency
- band group
- uplink transmission
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- 238000000034 method Methods 0.000 title claims abstract description 109
- 238000004891 communication Methods 0.000 title claims abstract description 51
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/24—Reselection being triggered by specific parameters
- H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
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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
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
Definitions
- the present disclosure relates to the field of communication technology, specifically, to an uplink transmission switching method, an uplink transmission control method, an uplink transmission switching system, an uplink transmission switching device, an uplink transmission control device, a communication device and a computer-readable storage medium.
- the terminal can instruct uplink transmission switching (UL TX switching) on the two upper frequency bands.
- UL TX switching uplink transmission switching
- the terminal needs to support uplink transmission switching between 3 or 4 uplink frequency bands.
- embodiments of the present disclosure propose an uplink transmission switching method, an uplink transmission control method, an uplink transmission switching system, an uplink transmission switching device, an uplink transmission control device, a communication device and a computer-readable storage medium to solve problems in related technologies. technical issues.
- an uplink transmission switching method is proposed, which is executed by a terminal.
- the method includes: determining an uplink frequency band group for uplink transmission switching; and selecting between uplink frequency bands included in the uplink frequency band group. Perform uplink transmission switching.
- an uplink transmission control method is proposed, which is executed by a network device.
- the method includes: determining an uplink frequency band group for a terminal to perform uplink transmission switching; and scheduling uplink frequency bands that are not outside the uplink frequency band group. Or configure the terminal to perform uplink transmission.
- an uplink transmission switching device includes: a processing module configured to determine an uplink frequency band group for uplink transmission switching; and an uplink frequency band group included in the uplink frequency band group. Uplink transmission switching between frequency bands.
- an uplink transmission control device which device includes: a processing module configured to determine an uplink frequency band group for the terminal to perform uplink transmission switching; and an uplink frequency band group that is not outside the uplink frequency band group. Frequency band scheduling or configuring the terminal for uplink transmission.
- an uplink transmission switching system including a terminal and a network device, wherein the terminal is configured to implement the above uplink transmission switching method, and the network device is configured to implement the above uplink transmission Control Method.
- a communication device including: a processor; and a memory for storing a computer program; wherein when the computer program is executed by the processor, the above uplink transmission switching method is implemented.
- a communication device including: a processor; and a memory for storing a computer program; wherein when the computer program is executed by the processor, the above uplink transmission control method is implemented.
- a computer-readable storage medium for storing a computer program.
- the computer program is executed by a processor, the above-mentioned uplink transmission switching method is implemented.
- a computer-readable storage medium for storing a computer program.
- the computer program is executed by a processor, the above-mentioned uplink transmission control method is implemented.
- the terminal may determine an uplink frequency band group for uplink transmission switching, where the uplink frequency band group may include one or more frequency bands, and the number of frequency bands included in the uplink frequency band group may be less than what the terminal supports.
- Figure 1 is a schematic flow chart of an uplink transmission switching method according to an embodiment of the present disclosure.
- Figure 2 is a schematic flow chart of another uplink transmission switching method according to an embodiment of the present disclosure.
- FIG. 3 is a schematic diagram of a time domain pattern according to an embodiment of the present disclosure.
- Figure 4 is a schematic flow chart of yet another uplink transmission switching method according to an embodiment of the present disclosure.
- FIG. 5 is a schematic diagram of changing the uplink frequency band group in which uplink transmission is switched according to an embodiment of the present disclosure.
- Figure 6 is a schematic flow chart of yet another uplink transmission switching method according to an embodiment of the present disclosure.
- FIG. 7 is a schematic diagram illustrating another method of changing the uplink frequency band group in which uplink transmission is switched according to an embodiment of the present disclosure.
- Figure 8 is a schematic flow chart of yet another uplink transmission switching method according to an embodiment of the present disclosure.
- Figure 9 is a schematic flow chart of an uplink transmission control method according to an embodiment of the present disclosure.
- Figure 10 is a schematic block diagram of an uplink transmission switching device according to an embodiment of the present disclosure.
- Figure 11 is a schematic block diagram of an uplink transmission control device according to an embodiment of the present disclosure.
- Figure 12 is a schematic block diagram of a device for uplink transmission control according to an embodiment of the present disclosure.
- Figure 13 is a schematic block diagram of a device for uplink transmission switching according to an embodiment of the present disclosure.
- first, second, third, etc. may be used to describe various information in the embodiments of the present disclosure, the information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other.
- first information may also be called second information, and similarly, the second information may also be called first information.
- word “if” as used herein may be interpreted as "when” or "when” or "in response to determining.”
- the terms used in this article are “greater than” or “less than”, “higher than” or “lower than” when characterizing the size relationship. But for those skilled in the art, it can be understood that: the term “greater than” also covers the meaning of “greater than or equal to”, and “less than” also covers the meaning of “less than or equal to”; the term “higher than” covers the meaning of “higher than or equal to”. “The meaning of “less than” also covers the meaning of "less than or equal to”.
- Figure 1 is a schematic flow chart of an uplink transmission switching method according to an embodiment of the present disclosure.
- the uplink transmission switching method shown in this embodiment can be executed by a terminal, which includes but is not limited to mobile phones, tablet computers, wearable devices, sensors, Internet of Things devices and other communication devices.
- the terminal can communicate with network equipment, which includes but is not limited to network equipment in 4G, 5G, 6G and other communication systems, such as base stations, core networks, etc.
- the uplink transmission switching method may include the following steps:
- step S101 determine the uplink frequency band group used for uplink transmission switching (UL TX switching);
- step S102 uplink transmission switching is performed between uplink frequency bands included in the uplink frequency band group (specifically, the carriers corresponding to the uplink frequency bands).
- the terminal can support dual transmission links (2TX) in the uplink frequency band before switching and the uplink frequency band after switching.
- the scenarios in which the terminal performs uplink transmission switching include but are not limited to dual connectivity (such as EN-DC), carrier aggregation (such as in-band carrier aggregation Inter-band CA), supplementary uplink (Supplementary Uplink, SUL), etc. Scenes.
- dual connectivity such as EN-DC
- carrier aggregation such as in-band carrier aggregation Inter-band CA
- supplementary uplink Supplementary Uplink, SUL
- the terminal performs uplink transmission switching and can switch from the primary cell group carrier to the secondary cell group carrier.
- the primary cell group carrier belongs to the first uplink frequency band
- the secondary cell group carrier belongs to the second uplink frequency band. .
- the terminal performs uplink transmission switching, and can switch from the carrier in band#1 to the carrier in band#2, where, One uplink frequency band may be band#1, and the second uplink frequency band may be band#2.
- the terminal switches uplink transmission and can switch from the ordinary uplink carrier to the supplementary uplink carrier.
- the ordinary uplink carrier belongs to the first uplink frequency band and the supplementary uplink carrier belongs to the second uplink frequency band.
- the strategy for the terminal to perform uplink transmission switching includes but is not limited to the following two:
- the terminal does not support uplink transmission in two uplink frequency bands at the same time, that is, SwitchedUL;
- the terminal supports uplink transmission in two uplink frequency bands at the same time, which is DualUL.
- the terminal uses it can be instructed by the network device.
- the network can instruct through Radio Resource Control (RRC) signaling.
- RRC Radio Resource Control
- the terminal when the terminal currently switches uplink transmission, for the above three application scenarios, only switching between two uplink frequency bands is considered. In this case, the terminal only needs to switch between the two uplink frequency bands. Prepare for communication. However, when the terminal is required to support uplink transmission switching between two or more frequency bands, the terminal needs to prepare for communication on more than two uplink frequency bands, which will increase the complexity of uplink transmission switching. Therefore, it is necessary to consider how to reduce the complexity of uplink transmission switching.
- the terminal may determine an uplink frequency band group for uplink transmission switching, where the uplink frequency band group may include one or more frequency bands, and the number of frequency bands included in the uplink frequency band group may be less than what the terminal supports.
- the uplink frequency band group may contain 2 uplink frequency bands, and the number of uplink frequency bands supported by the terminal, or the number of uplink frequency bands corresponding to the carriers configured by the network equipment for the terminal for uplink transmission switching, may be 3 or 4.
- the uplink frequency band group contains two uplink frequency bands, it can also be called an uplink frequency band pair (UL band pair).
- the terminal when the terminal performs uplink transmission switching between the uplink frequency bands included in the uplink frequency band group, it will only switch from one uplink frequency band in the uplink frequency band group to another frequency band in the uplink frequency band group, and will not switch to the uplink frequency band.
- Uplink frequency bands outside the band group According to this, the terminal only needs to prepare for communication on the uplink frequency band in the uplink frequency band group (such as preparations for software, hardware, handover procedures, etc.), but does not need to prepare for communication on uplink frequency bands outside the uplink frequency band group.
- the terminal does not need to prepare for communication on uplink frequency bands other than the uplink frequency band group. This means that within the effective period corresponding to the currently used uplink frequency band group, the terminal does not need to prepare for communication on uplink frequency bands other than the uplink frequency band group. . If after the effective period, it is necessary to change the uplink transmission switching between uplink frequency bands included in other uplink frequency band groups, then after the effective period, you need to prepare for communication on the uplink frequency bands included in other uplink frequency band groups. However, this can still reduce the complexity of the terminal's uplink transmission switching during the validity period. In addition, the uplink frequency bands included in different uplink frequency band groups may be completely different or partially the same. When the terminal performs uplink transmission switching, it can support the uplink transmission switching mechanism in Rel-17.
- FIG. 2 is a schematic flow chart of another uplink transmission switching method according to an embodiment of the present disclosure. As shown in Figure 2, the determination of the uplink frequency band group used for uplink transmission switching includes:
- step S201 determine the time domain pattern of the uplink frequency band group
- step S202 the uplink frequency band group corresponding to the time domain resource where the uplink transmission is switched is determined according to the time domain pattern.
- the uplink frequency band group based on which the terminal performs uplink transmission switching can be changed.
- the uplink transmission switching can be performed based on different uplink frequency band groups.
- the correspondence between the uplink frequency band group and the time domain resource based on the uplink transmission switching can be represented by the time domain pattern of the uplink frequency band group.
- the time domain pattern may be agreed upon by a protocol, or may be indicated by a network or device.
- the terminal can determine the time domain resource where uplink transmission switching is located (that is, the time domain resource when uplink transmission switching is required), and then can determine the uplink frequency band group corresponding to the time domain resource according to the time domain pattern, so as to perform the operation based on the determined uplink frequency band group.
- Uplink transmission switching means uplink transmission switching between uplink frequency bands included in a determined uplink frequency band group.
- the network side configures 4 carriers for the terminal for uplink transmission switching.
- the 4 carriers are located in different uplink frequency bands, and the uplink frequency band group candidate set configured by the network device for the terminal contains P uplink frequency band groups.
- the terminal performs uplink switching.
- the uplink frequency band groups it is based on all belong to the uplink frequency band group candidate set.
- uplink frequency band group #1 contains two frequency bands, band#1 and band#2 respectively.
- Carrier#1 is located in band#1 and carrier#2 is located in band#2.
- the first uplink frequency band group The corresponding carriers are ⁇ carrier#1, carrier#2 ⁇ ;
- uplink frequency band group #2 includes two frequency bands, band#3 and band#4 respectively.
- Carrier#3 is located in band#3, and carrier#4 is located in band#.
- the carrier corresponding to the second uplink frequency band group is ⁇ carrier#3, carrier#4 ⁇ .
- the terminal can determine the corresponding relationship between time domain resources (such as time slots) and the uplink frequency band group based on the following formula:
- mod represents the remainder
- slot index represents the time slot index
- m represents the effective period of the uplink frequency band group (the unit can be a time slot)
- P represents the number of uplink frequency band groups in the uplink frequency band group candidate set.
- Pair index represents the index of the uplink frequency band group.
- the index of uplink frequency band group #1 is 1, and the index of uplink frequency band group #2 is 2.
- FIG. 3 is a schematic diagram of a time domain pattern according to an embodiment of the present disclosure.
- slot#0 to slot#4 substitute the above formula into the calculation to get the corresponding pair index is 1, that is, from slot#0 to slot#4, use the carrier ⁇ carrier#1, carrier#2 ⁇ corresponding to the uplink band group #1 Perform uplink transmission switching;
- slot#10 to slot#14 substitute the above formula into the calculation to get the corresponding pair index is 1, that is, from slot#10 to slot#14, use the carrier ⁇ carrier#1, carrier#2 ⁇ corresponding to the uplink frequency band group #1 Perform uplink transmission switching.
- the uplink frequency band group corresponding to each time domain resource can be determined, and then uplink transmission switching is performed between carriers corresponding to the uplink frequency bands included in the determined uplink frequency band group.
- the following is an exemplary description of changing the uplink frequency band group based on which uplink transmission switching is performed through several embodiments.
- FIG 4 is a schematic flow chart of yet another uplink transmission switching method according to an embodiment of the present disclosure. As shown in Figure 4, the method also includes:
- step S401 it is determined that the validity period of the first uplink frequency band group in which uplink transmission switching is currently performed has ended, and the uplink frequency band indicated by the network device for uplink transmission does not belong to the first uplink frequency band group, and switches to the second uplink frequency band group.
- the uplink frequency band group performs uplink transmission switching.
- the uplink frequency band group based on which the terminal performs uplink transmission switching can be changed. For example, the terminal can determine whether the effective period of the first uplink frequency band group where the uplink transmission switch is currently performed has ended. If it has ended, it can change the uplink frequency band group where the uplink transmission switch is performed, but change the uplink frequency band where the uplink transmission switch is performed. The group needs to change some logic inside the terminal, which involves a certain amount of consumption.
- the uplink frequency band used for uplink transmission indicated by the network device belongs to the first uplink frequency band group.
- the uplink frequency band indicated by the network device for uplink transmission still belongs to the first uplink frequency band group, then switching the uplink transmission in the uplink frequency band within the first uplink frequency band group can still switch to the uplink frequency band indicated by the network device for uplink transmission.
- frequency band to meet the communication requirements so in this case, it is not necessary to change the uplink frequency band group where the uplink transmission switching is performed, that is, the uplink transmission switching is still performed between the uplink frequency bands included in the first uplink frequency band group, which is beneficial to reducing the terminal's consumption.
- uplink frequency band indicated by the network device for uplink transmission still does not belong to the first uplink frequency band group, then uplink transmission switching in the uplink frequency band within the first uplink frequency band group cannot be switched to the uplink frequency band indicated by the network device for uplink transmission.
- the uplink frequency band cannot meet the communication requirements, so in this case, you can change the uplink frequency band group where uplink transmission switching is performed, for example, switch to the second uplink frequency band group, and perform uplink transmission between the uplink frequency bands included in the second uplink frequency band group. Switch to meet communication needs.
- Figure 5 is a schematic diagram illustrating a method of changing the uplink frequency band group in which uplink transmission is switched according to an embodiment of the present disclosure.
- the effective period of the uplink frequency band group is 5 time slots.
- the uplink frequency bands included in the first uplink frequency band group where the uplink transmission switching is currently performed are band#1 and band#2.
- the terminal can change the uplink frequency band group after slot #4, for example, switch to the second uplink frequency band group for uplink transmission switching, where the second uplink frequency band group can include band #3 and band #4. Accordingly, the terminal can be ensured Able to successfully complete uplink transmission within band#3 based on network device configuration.
- the uplink transmission resource indicated by the network device in slot #10 is within band #4, that is, it is still within the corresponding area of the second uplink frequency band group.
- the terminal can continue to maintain the second uplink frequency band group for uplink transmission switching.
- Figure 6 is a schematic flow chart of yet another uplink transmission switching method according to an embodiment of the present disclosure. As shown in Figure 6, the method also includes:
- step S601 it is determined that the timer corresponding to the first uplink frequency band group where uplink transmission switching is currently performed has expired, and the uplink transmission switching is performed by switching to the second uplink frequency band group.
- the uplink frequency band group based on which the terminal performs uplink transmission switching can be changed.
- each uplink frequency band group can correspond to a timer.
- the timer corresponding to the first uplink frequency band group where the uplink transmission switching is currently performed expires, the uplink frequency band group based on which the uplink transmission switching is based can be changed, for example, switching to the second uplink frequency band.
- the group performs uplink transmission switching.
- the timer is started when uplink transmission in the uplink frequency band included in the first uplink frequency band group ends, and restarted when uplink transmission occurs in the uplink frequency band included in the first uplink frequency band group. Accordingly, it can be avoided that when uplink transmission occurs in the uplink frequency band included in the first uplink frequency band group, the timer times out and the uplink frequency band group based on which the uplink transmission switching is based is changed, so that the uplink frequency band is performed in the uplink frequency band included in the first uplink frequency band group. The upstream transmission cannot be completed successfully.
- FIG. 7 is a schematic diagram illustrating another method of changing the uplink frequency band group in which uplink transmission is switched according to an embodiment of the present disclosure.
- the first uplink frequency band group includes band#1 and band#2, and the second uplink frequency band group includes band#3 and band#4.
- the timeout durations of the timers corresponding to different uplink frequency band groups may be the same or different.
- the timeout durations of the timers corresponding to the first uplink frequency band group and the second uplink frequency band group are the same.
- the timeout length of the timer is 100 milliseconds, and when the subcarrier spacing (SCS) is 15 Hz, 100 milliseconds is equivalent to 100 time slots.
- SCS subcarrier spacing
- the terminal is currently switching uplink transmission in the first frequency band group, and the uplink transmission in the band#1 memory ends in slot #0. Then the timer corresponding to the first frequency band group can start timing in slot #1. Since uplink transmission occurs again in slot #4 in band #2, and the uplink transmission ends in slot #4, the timer is restarted in slot #5, that is, the timer is restarted.
- FIG 8 is a schematic flow chart of yet another uplink transmission switching method according to an embodiment of the present disclosure. As shown in Figure 8, the method also includes:
- step S801 when the service meets the preset conditions, the uplink transmission switching is performed from the first uplink frequency band group where the uplink transmission switching is currently performed to the second uplink frequency band group.
- the uplink frequency band group based on which the terminal performs uplink transmission switching can be changed.
- the terminal can analyze the services corresponding to the communication, and when the services meet the preset conditions, switch from the first uplink frequency band group where uplink transmission switching is currently performed to the second uplink frequency band group for uplink transmission switching, so as to ensure that the services are met. need.
- the preset conditions include at least one of the following:
- the business arrival rate is lower than the arrival rate value
- the business priority is higher or lower than the priority threshold
- the business quality of service (Quality of Service, QoS) is lower than the service quality threshold.
- the uplink transmission switch can be switched to the second uplink frequency band group to meet the service's demand for arrival rate. rate needs.
- the uplink transmission switch can be switched to the second uplink frequency band group to meet the service requirements. The need for service quality.
- the priority of the required service is lower than the priority threshold
- the uplink frequency band in the first uplink frequency band group is for a relatively high priority (higher than the priority threshold)
- the method further includes: determining an uplink frequency band group candidate set, wherein the first uplink frequency band group and the second uplink frequency band group belong to the uplink frequency band group candidate set.
- the method includes: determining an initial uplink frequency band group according to an instruction of a network device or a protocol agreement.
- the terminal When the terminal initially performs uplink transmission switching, it may perform uplink transmission switching between the uplink frequency bands included in the initial uplink frequency band group, and the initial uplink frequency band group may be instructed by the network device or determined based on the protocol agreement.
- the terminal When the terminal changes the uplink frequency band group based on which uplink transmission switching is based, it can select the uplink frequency band group to be switched to in the uplink frequency band group candidate set. For example, when performing uplink transmission switching between uplink frequency bands included in the first uplink frequency band group, if If you need to change the uplink frequency band group based on which uplink transmission switching is performed, you can select the second uplink frequency band group from the uplink frequency band group candidate set, and then switch to the second uplink frequency band group for uplink transmission switching. That is, the second uplink frequency band group contains Uplink transmission switching between uplink frequency bands.
- the uplink frequency band group candidate set may be indicated by the network device or determined based on the protocol agreement.
- Figure 9 is a schematic flow chart of an uplink transmission control method according to an embodiment of the present disclosure.
- the uplink transmission control method shown in this embodiment can be executed by a network device that can communicate with a terminal.
- the network device includes but is not limited to base stations in communication systems such as 4G base stations, 5G base stations, and 6G base stations.
- Terminals include but are not limited to mobile phones, tablets, wearable devices, sensors, Internet of Things devices and other communication devices.
- the uplink transmission control method may include the following steps:
- step S901 determine the uplink frequency band group for the terminal to switch uplink transmission
- step S902 the terminal is not scheduled or configured to perform uplink transmission in an uplink frequency band other than the uplink frequency band group (it can also be described as scheduling or configuring the terminal to perform uplink transmission only in an uplink frequency band other than the uplink frequency band group).
- the scenarios in which the terminal performs uplink transmission switching include but are not limited to dual connectivity (such as EN-DC), carrier aggregation (such as in-band carrier aggregation Inter-band CA), supplementary uplink (SUL) and other scenarios.
- dual connectivity such as EN-DC
- carrier aggregation such as in-band carrier aggregation Inter-band CA
- SUL supplementary uplink
- the terminal performs uplink transmission switching and can switch from the primary cell group carrier to the secondary cell group carrier.
- the primary cell group carrier belongs to the first uplink frequency band
- the secondary cell group carrier belongs to the second uplink frequency band. .
- the terminal performs uplink transmission switching, and can switch from the carrier in band#1 to the carrier in band#2, where, One uplink frequency band may be band#1, and the second uplink frequency band may be band#2.
- the terminal switches uplink transmission and can switch from the ordinary uplink carrier to the supplementary uplink carrier.
- the ordinary uplink carrier belongs to the first uplink frequency band and the supplementary uplink carrier belongs to the second uplink frequency band.
- the strategy for the terminal to perform uplink transmission switching includes but is not limited to the following two:
- the terminal does not support uplink transmission in two uplink frequency bands at the same time, that is, SwitchedUL;
- the terminal supports uplink transmission in two uplink frequency bands at the same time, which is DualUL.
- the terminal uses it can be instructed by the network device.
- the network can indicate through radio resource control RRC signaling.
- the terminal when the terminal currently switches uplink transmission, for the above three application scenarios, only switching between two uplink frequency bands is considered. In this case, the terminal only needs to switch between the two uplink frequency bands. Prepare for communication. However, when the terminal is required to support uplink transmission switching between more than two frequency bands, the terminal needs to prepare for communication on more than two uplink frequency bands, which will increase the complexity of uplink transmission switching. Therefore, it is necessary to consider how to reduce the complexity of uplink transmission switching.
- the network device may determine the uplink frequency band group for the terminal to perform uplink transmission switching, where the uplink frequency band group may include one or more frequency bands, and the number of frequency bands included in the uplink frequency band group may be smaller than that of the terminal.
- the number of supported uplink frequency bands may be smaller than the number of uplink frequency bands corresponding to the carriers configured for uplink transmission switching by the network device for the terminal.
- the uplink frequency band group may contain 2 uplink frequency bands, and the number of uplink frequency bands supported by the terminal, or the number of uplink frequency bands corresponding to the carriers configured by the network equipment for the terminal for uplink transmission switching, may be 3 or 4.
- the uplink frequency band group includes two uplink frequency bands, it may also be called an uplink frequency band pair.
- the network device only schedules or configures the terminal for uplink transmission in the uplink frequency band within the uplink frequency band group, but does not schedule or configure the terminal for uplink transmission in the uplink frequency band outside the uplink frequency band group. Accordingly, the terminal can only perform uplink transmission switching between the uplink frequency bands included in the uplink frequency band group to ensure that the scheduling or configuration of the network equipment is met and smooth communication is ensured. On this basis, the terminal only needs to switch from one uplink frequency band in the uplink frequency band group to another frequency band in the uplink frequency band group without switching to an uplink frequency band outside the uplink frequency band group. Therefore, the terminal only needs to switch to the uplink frequency band.
- determining the uplink frequency band group used for uplink transmission switching includes: determining a time domain pattern of the uplink frequency band group; determining, according to the time domain pattern, the uplink corresponding to the time domain resource where the terminal performs uplink transmission switching. Band group.
- the uplink frequency band group based on which the terminal performs uplink transmission switching can be changed.
- the uplink transmission switching can be performed based on different uplink frequency band groups.
- the correspondence between the uplink frequency band group and the time domain resource based on the uplink transmission switching can be represented by the time domain pattern of the uplink frequency band group.
- the time domain pattern may be agreed upon by a protocol, or may be indicated by a network or device.
- the network device can determine the time domain resource where the terminal performs uplink transmission switching (that is, the time domain resource when uplink transmission switching is required), and then determine the uplink frequency band group corresponding to the time domain resource according to the time domain pattern, that is, determine the terminal Uplink transmission switching is performed between uplink frequency bands included in the determined uplink frequency band group, so that the terminal is not scheduled or configured for uplink transmission in an uplink frequency band other than the determined uplink frequency band group.
- the network side configures 4 carriers for the terminal for uplink transmission switching.
- the 4 carriers are located in different uplink frequency bands, and the uplink frequency band group candidate set configured by the network device for the terminal contains P uplink frequency band groups.
- the terminal performs uplink switching.
- the uplink frequency band groups it is based on all belong to the uplink frequency band group candidate set.
- uplink frequency band group #1 contains two frequency bands, band#1 and band#2 respectively.
- Carrier#1 is located in band#1 and carrier#2 is located in band#2.
- the first uplink frequency band group The corresponding carriers are ⁇ carrier#1, carrier#2 ⁇ ;
- uplink frequency band group #2 includes two frequency bands, band#3 and band#4 respectively.
- Carrier#3 is located in band#3, and carrier#4 is located in band#.
- the carrier corresponding to the second uplink frequency band group is ⁇ carrier#3, carrier#4 ⁇ .
- the network device can determine the correspondence between the time domain resources (such as time slots) and the uplink frequency band group based on the following formula:
- mod represents the remainder
- slot index represents the time slot index
- m represents the effective period of the uplink frequency band group (the unit can be a time slot)
- P represents the number of uplink frequency band groups in the uplink frequency band group candidate set.
- Pair index represents the index of the uplink frequency band group.
- the index of uplink frequency band group #1 is 1, and the index of uplink frequency band group #2 is 2.
- the method further includes: determining that the validity period of the first uplink frequency band group in which the terminal currently performs uplink transmission switching has ended, and indicating that the uplink frequency band used by the terminal for uplink transmission does not belong to the The first uplink frequency band group determines that the terminal switches to the second uplink frequency band group for uplink transmission switching.
- the uplink frequency band group based on which the terminal performs uplink transmission switching can be changed.
- the network device can determine whether the validity period of the first uplink frequency band group in which the terminal currently performs uplink transmission switching has ended. If it has ended, it can determine that the terminal changes the uplink frequency band group in which it performs uplink transmission switching, but changes the uplink transmission switching.
- the uplink frequency band group it belongs to requires changing some logic inside the terminal, which will cause certain consumption.
- the uplink frequency band indicated to the terminal for uplink transmission belongs to the first uplink frequency band group.
- the uplink frequency band indicated to the terminal by the network device for uplink transmission still belongs to the first uplink frequency band group, then uplink transmission switching in the uplink frequency band within the first uplink frequency band group can still switch to the uplink transmission indicated by the network equipment.
- the uplink frequency band meets the communication requirements. Therefore, in this case, it can be determined that the terminal does not change the uplink frequency band group in which the uplink transmission switching is performed, that is, it still performs uplink transmission switching between the uplink frequency bands included in the first uplink frequency band group. There is Helps reduce terminal consumption.
- the uplink frequency band indicated to the terminal by the network device for uplink transmission still does not belong to the first uplink frequency band group, then uplink transmission switching in the uplink frequency band within the first uplink frequency band group cannot be switched to the uplink frequency band indicated by the network equipment for uplink transmission.
- the uplink frequency band for transmission cannot meet the communication requirements, so in this case, it can be determined that the terminal changes the uplink frequency band group in which the uplink transmission switch is performed, for example, switches to the second uplink frequency band group, among the uplink frequency bands included in the second uplink frequency band group. Uplink transmission switching is performed between intervals to meet communication needs.
- the method further includes: determining that a timer corresponding to the first uplink frequency band group where the terminal currently performs uplink transmission switching has expired, and determining that the terminal switches to the second uplink frequency band group for uplink transmission switching.
- the uplink frequency band group based on which the terminal performs uplink transmission switching can be changed.
- each uplink frequency band group may correspond to a timer.
- the timer corresponding to the first uplink frequency band group where uplink transmission switching is currently performed expires, it can be determined that the terminal changes the uplink frequency band group based on which the uplink transmission switching is based, for example, switching to the second uplink frequency band group.
- the uplink frequency band group performs uplink transmission switching.
- the timer is started when uplink transmission in the uplink frequency band included in the first uplink frequency band group ends, and is restarted when uplink transmission occurs in the uplink frequency band included in the first uplink frequency band group. Accordingly, it can be avoided that when uplink transmission occurs in the uplink frequency band included in the first uplink frequency band group, the timer times out and the uplink frequency band group based on which the uplink transmission switching is based is changed, so that the uplink frequency band is performed in the uplink frequency band included in the first uplink frequency band group. The upstream transmission cannot be completed successfully.
- the method further includes: when it is determined that the terminal's service meets preset conditions, the terminal switches from the first uplink frequency band group where uplink transmission switching is currently performed to the second uplink frequency band group. Uplink transmission switching.
- the uplink frequency band group based on which the terminal performs uplink transmission switching can be changed.
- the network device can analyze the service communicated with the terminal, and when the service meets the preset conditions, determine that the terminal switches from the first uplink frequency band group where uplink transmission switching is currently performed to the second uplink frequency band group for uplink transmission switching. To ensure that business needs are met.
- the preset conditions include at least one of the following: the service arrival rate is lower than the arrival rate value; the service priority is higher than or lower than the priority threshold; and the service quality of the service is lower than the service quality threshold.
- the terminal switches to the second uplink frequency band group for uplink transmission switching in order to meet the service requirements. Need for reach.
- the priority of the service to be performed is higher than the priority threshold
- level (higher than the priority threshold) service needs, then it can be determined that the terminal selects to switch to the second uplink frequency band group for uplink transmission switching, in order to meet the needs of relatively higher priority services.
- the terminal chooses to switch to the second uplink frequency band group for uplink transmission switching to avoid relatively lower priority (below the priority threshold) services from occupying the uplink frequency band in the first uplink frequency band group.
- the method further includes: determining a candidate set of uplink frequency band groups according to a protocol agreement or indicating the candidate set of uplink frequency band groups to the terminal, wherein the first uplink frequency band group and the second uplink frequency band group The frequency band group belongs to the uplink frequency band group candidate set.
- the method includes: determining an initial uplink frequency band group for the terminal to perform uplink transmission switching according to a protocol agreement or indicating the initial uplink frequency band group to the terminal.
- the initial uplink frequency band group may be determined by the network device and indicated to the terminal, or may be determined based on a protocol agreement.
- the uplink frequency band group that needs to be switched to when the terminal changes the uplink frequency band group on which uplink transmission switching is based can be determined in the uplink frequency band group candidate set, for example, when performing uplink transmission switching between uplink frequency bands included in the first uplink frequency band group, If you need to change the uplink frequency band group based on which uplink transmission switching is performed, you can select the second uplink frequency band group from the uplink frequency band group candidate set, and then switch to the second uplink frequency band group for uplink transmission switching, that is, in the second uplink frequency band group Uplink transmission switching between included uplink frequency bands.
- the uplink frequency band group candidate set may be determined by the network device and indicated to the terminal, or may be determined based on a protocol agreement.
- Embodiments of the present disclosure also propose an uplink transmission switching system, including a terminal and a network device, wherein the terminal is configured to implement the uplink transmission switching method described in any of the above embodiments, and the network device is configured to Implement the uplink transmission control method described in any of the above embodiments.
- the terminal can determine the uplink frequency band group for uplink transmission switching, and the network device can also determine the uplink frequency band group for the terminal to perform uplink transmission switching.
- the network device may only schedule or configure the terminal to perform uplink transmission in the uplink frequency band within the determined uplink frequency band group, but not schedule or configure the terminal to perform uplink transmission in the uplink frequency band outside the uplink frequency band group.
- the terminal only needs to prepare for communication on the uplink frequency band in the uplink frequency band group (such as preparations in software, hardware, handover process, etc.), but does not need to prepare for communication on uplink frequency bands outside the uplink frequency band group. This is beneficial to reducing the complexity of uplink transmission switching by the terminal.
- the present disclosure also provides embodiments of an uplink transmission switching device and an uplink transmission control device.
- FIG 10 is a schematic block diagram of an uplink transmission switching device according to an embodiment of the present disclosure.
- the uplink transmission switching device shown in this embodiment can be a terminal, or a device composed of modules in the terminal.
- the terminal includes but is not limited to mobile phones, tablet computers, wearable devices, sensors, Internet of Things devices and other communication devices.
- the terminal can communicate with network equipment, which includes but is not limited to network equipment in 4G, 5G, 6G and other communication systems, such as base stations, core networks, etc.
- the uplink transmission switching device includes:
- the processing module 1001 is configured to determine an uplink frequency band group for uplink transmission switching; and perform uplink transmission switching between uplink frequency bands included in the uplink frequency band group.
- the processing module is configured to determine a time domain pattern of the uplink frequency band group; and determine an uplink frequency band group corresponding to the time domain resource where the uplink transmission is switched based on the time domain pattern.
- the processing module is further configured to determine that the validity period of the first uplink frequency band group in which uplink transmission switching is currently performed has ended, and the uplink frequency band indicated by the network device for uplink transmission does not belong to the The first uplink frequency band group is switched to the second uplink frequency band group for uplink transmission switching.
- the processing module is further configured to determine that the timer corresponding to the first uplink frequency band group where uplink transmission switching is currently performed has expired, and switch to the second uplink frequency band group for uplink transmission switching.
- the timer is started when uplink transmission in the uplink frequency band included in the first uplink frequency band group ends, and is restarted when uplink transmission occurs in the uplink frequency band included in the first uplink frequency band group.
- the processing module is further configured to switch from the first uplink frequency band group where uplink transmission switching is currently performed to the second uplink frequency band group for uplink transmission switching when the service meets preset conditions.
- the preset condition includes at least one of the following: the service arrival rate is lower than the arrival rate value; the service priority is higher than or lower than the priority threshold; and the service quality of the service is lower than the service quality threshold.
- the processing module is further configured to determine an uplink frequency band group candidate set, wherein the first uplink frequency band group and the second uplink frequency band group belong to the uplink frequency band group candidate set.
- the processing module is further configured to determine the initial uplink frequency band group according to instructions from the network device or protocol agreement.
- FIG 11 is a schematic block diagram of an uplink transmission control device according to an embodiment of the present disclosure.
- the uplink transmission switching device shown in this embodiment can be a network device, or a device composed of modules in the network device.
- the network device can communicate with a terminal.
- the terminal includes but is not limited to mobile phones, tablet computers, and wearable devices. , sensors, Internet of Things equipment and other communication devices.
- the network equipment includes but is not limited to network equipment in 4G, 5G, 6G and other communication systems, such as base stations, core networks, etc.
- the uplink transmission control device includes:
- the processing module 1101 is configured to determine an uplink frequency band group for the terminal to perform uplink transmission switching; and to schedule or configure the terminal to perform uplink transmission in an uplink frequency band that is not outside the uplink frequency band group.
- the processing module is configured to determine a time domain pattern of the uplink frequency band group; and determine, according to the time domain pattern, an uplink frequency band group corresponding to the time domain resource where the terminal performs uplink transmission switching.
- the processing module is further configured to determine that the validity period of the first uplink frequency band group in which the terminal currently performs uplink transmission switching has ended, and to indicate that the uplink frequency band used by the terminal for uplink transmission is no longer valid. Belonging to the first uplink frequency band group, it is determined that the terminal switches to the second uplink frequency band group for uplink transmission switching.
- the processing module is further configured to determine that the timer corresponding to the first uplink frequency band group where the terminal is currently switching uplink transmission has expired, and determine that the terminal switches to the second uplink frequency band group for uplink. Transmission switching.
- the timer is started when uplink transmission in the uplink frequency band included in the first uplink frequency band group ends, and is restarted when uplink transmission occurs in the uplink frequency band included in the first uplink frequency band group.
- the processing module is further configured to switch the terminal from the first uplink frequency band group where uplink transmission switching is currently performed to the second uplink frequency band group when it is determined that the terminal's service meets the preset conditions.
- the frequency band group performs uplink transmission switching.
- the preset condition includes at least one of the following: the service arrival rate is lower than the arrival rate value; the service priority is higher than or lower than the priority threshold; and the service quality of the service is lower than the service quality threshold.
- the processing module is further configured to determine a candidate set of uplink frequency band groups according to the protocol agreement or to indicate the candidate set of uplink frequency band groups to the terminal, wherein the first uplink frequency band group and the The second uplink frequency band group belongs to the uplink frequency band group candidate set.
- the apparatus includes: determining an initial uplink frequency band group for the terminal to perform uplink transmission switching according to the protocol agreement or indicating the initial uplink frequency band group to the terminal.
- the device embodiment since it basically corresponds to the method embodiment, please refer to the partial description of the method embodiment for relevant details.
- the device embodiments described above are only illustrative.
- the modules described as separate components may or may not be physically separated.
- the components shown as modules may or may not be physical modules, that is, they may be located in One place, or it can be distributed to multiple network modules. Some or all of the modules can be selected according to actual needs to achieve the purpose of the solution of this embodiment. Persons of ordinary skill in the art can understand and implement the method without any creative effort.
- An embodiment of the present disclosure also provides a communication device, including: a processor; a memory for storing a computer program; wherein when the computer program is executed by the processor, the uplink transmission switching described in any of the above embodiments is implemented method.
- An embodiment of the present disclosure also provides a communication device, including: a processor; a memory for storing a computer program; wherein, when the computer program is executed by the processor, the uplink transmission control described in any of the above embodiments is implemented method.
- An embodiment of the present disclosure also provides a computer-readable storage medium for storing a computer program.
- the computer program is executed by a processor, the uplink transmission switching method described in any of the above embodiments is implemented.
- Embodiments of the present disclosure also provide a computer-readable storage medium for storing a computer program.
- the computer program is executed by a processor, the uplink transmission control method described in any of the above embodiments is implemented.
- FIG. 12 is a schematic block diagram of a device 1200 for uplink transmission control according to an embodiment of the present disclosure.
- Apparatus 1200 may be provided as a base station.
- apparatus 1200 includes a processing component 1222, a wireless transmit/receive component 1224, an antenna component 1226, and a signal processing portion specific to the wireless interface.
- the processing component 1222 may further include one or more processors.
- One of the processors in the processing component 1222 may be configured to implement the uplink transmission control method described in any of the above embodiments.
- Figure 13 is a schematic block diagram of a device 1300 for uplink transmission switching according to an embodiment of the present disclosure.
- device 1300 may be a mobile phone, computer, digital broadcast terminal, messaging device, game console, tablet device, medical device, fitness device, personal digital assistant, or the like.
- the apparatus 1300 may include one or more of the following components: a processing component 1302 , a memory 1304 , a power supply component 1306 , a multimedia component 1308 , an audio component 1310 , an input/output (I/O) interface 1312 , a sensor component 1314 , and Communication component 1316.
- a processing component 1302 a memory 1304 , a power supply component 1306 , a multimedia component 1308 , an audio component 1310 , an input/output (I/O) interface 1312 , a sensor component 1314 , and Communication component 1316.
- Processing component 1302 generally controls the overall operations of device 1300, such as operations associated with display, phone calls, data communications, camera operations, and recording operations.
- the processing component 1302 may include one or more processors 1320 to execute instructions to complete all or part of the steps of the uplink transmission switching method.
- processing component 1302 may include one or more modules that facilitate interaction between processing component 1302 and other components.
- processing component 1302 may include a multimedia module to facilitate interaction between multimedia component 1308 and processing component 1302.
- Memory 1304 is configured to store various types of data to support operations at device 1300 . Examples of such data include instructions for any application or method operating on device 1300, contact data, phonebook data, messages, pictures, videos, etc.
- Memory 1304 may be implemented by any type of volatile or non-volatile storage device, or combination thereof, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EEPROM), 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
- EEPROM erasable programmable read-only memory
- EPROM Programmable read-only memory
- PROM programmable read-only memory
- ROM read-only memory
- magnetic memory flash memory, magnetic or optical disk.
- Power supply component 1306 provides power to various components of device 1300.
- Power supply components 1306 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power to device 1300 .
- Multimedia component 1308 includes a screen that provides an output interface between the device 1300 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 the 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 the boundary of a touch or slide action, but also detect the duration and pressure associated with the touch or slide action.
- multimedia component 1308 includes a front-facing camera and/or a rear-facing camera.
- the front camera and/or the rear camera may receive external multimedia data.
- Each front-facing camera and rear-facing camera can be a fixed optical lens system or have a focal length and optical zoom capabilities.
- Audio component 1310 is configured to output and/or input audio signals.
- audio component 1310 includes a microphone (MIC) configured to receive external audio signals when device 1300 is in operating modes, such as call mode, recording mode, and voice recognition mode. The received audio signals may be further stored in memory 1304 or sent via communication component 1316 .
- audio component 1310 also includes a speaker for outputting audio signals.
- the I/O interface 1312 provides an interface between the processing component 1302 and peripheral interface modules, which may be keyboards, click wheels, buttons, etc. These buttons may include, but are not limited to: Home button, Volume buttons, Start button, and Lock button.
- Sensor component 1314 includes one or more sensors that provide various aspects of status assessment for device 1300 .
- the sensor component 1314 can detect the open/closed state of the device 1300, the relative positioning of components, such as the display and keypad of the device 1300, and the sensor component 1314 can also detect a change in position of the device 1300 or a component of the device 1300. , the presence or absence of user contact with device 1300 , device 1300 orientation or acceleration/deceleration and temperature changes of device 1300 .
- Sensor assembly 1314 may include a proximity sensor configured to detect the presence of nearby objects without any physical contact.
- Sensor assembly 1314 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
- the sensor component 1314 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
- Communication component 1316 is configured to facilitate wired or wireless communication between apparatus 1300 and other devices.
- Device 1300 can access a wireless network based on a communication standard, such as WiFi, 2G, 3G, 4G LTE, 5G NR, or a combination thereof.
- the communication component 1316 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel.
- the communications component 1316 also includes a near field communications (NFC) module to facilitate short-range communications.
- NFC near field communications
- the NFC module can be implemented based on radio frequency identification (RFID) technology, infrared data association (IrDA) technology, ultra-wideband (UWB) technology, Bluetooth (BT) technology and other technologies.
- RFID radio frequency identification
- IrDA infrared data association
- UWB ultra-wideband
- Bluetooth Bluetooth
- apparatus 1300 may be configured by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable Gate array (FPGA), controller, microcontroller, microprocessor or other electronic components are implemented for executing the above uplink transmission switching method.
- ASICs application specific integrated circuits
- DSPs digital signal processors
- DSPDs digital signal processing devices
- PLDs programmable logic devices
- FPGA field programmable Gate array
- controller microcontroller, microprocessor or other electronic components are implemented for executing the above uplink transmission switching method.
- a non-transitory computer-readable storage medium including instructions such as a memory 1304 including instructions.
- the instructions can be executed by the processor 1320 of the device 1300 to complete the above uplink transmission switching 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, etc.
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Abstract
本公开涉及上行传输切换、控制方法及装置、通信装置和存储介质,其中,所述上行传输切换方法包括:确定用于上行传输切换的上行频带组;在所述上行频带组包含的上行频带之间进行上行传输切换。根据本公开,终端可以确定用于上行传输切换的上行频带组,其中,上行频带组中可以包括一个或多个频带,并且上行频带组所包含的频带的数量,可以小于终端所支持的上行频带的数量,或者小于网络设备为终端配置的用于上行传输切换的载波对应上行频带的数量。
Description
本公开涉及通信技术领域,具体而言,涉及上行传输切换方法、上行传输控制方法、上行传输切换***、上行传输切换装置、上行传输控制装置、通信装置和计算机可读存储介质。
在相关技术中,终端可以指示在两个上个频带上进行上行传输切换(UL TX switching)。而随着通信技术的发展,提出了在更多上行频带进行上行传输切换的需要,例如需要终端支持在3个或4个上行频带之间进行上行传输切换。
而相对于在较少的频带之间进行上行传输切换,在更多的上行频带之间进行上行传输切换的复杂度也会随之较高。其中,复杂度主要体现在硬件复杂度、软件复杂度、切换过程中的处理复杂度等方面。
发明内容
有鉴于此,本公开的实施例提出了上行传输切换方法、上行传输控制方法、上行传输切换***、上行传输切换装置、上行传输控制装置、通信装置和计算机可读存储介质,以解决相关技术中的技术问题。
根据本公开实施例的第一方面,提出一种上行传输切换方法,由终端执行,所述方法包括:确定用于上行传输切换的上行频带组;在所述上行频带组包含的上行频带之间进行上行传输切换。
根据本公开实施例的第二方面,提出一种上行传输控制方法,由网络设备执行,所述方法包括:确定终端进行上行传输切换的上行频带组;不在所述上行频带组以外的上行频带调度或配置所述终端进行上行传输。
根据本公开实施例的第三方面,提出一种上行传输切换装置,所述装置包括:处理模块,被配置为确定用于上行传输切换的上行频带组;以及在所述上行频带组包含的上行频带之间进行上行传输切换。
根据本公开实施例的第四方面,提出一种上行传输控制装置,所述装置包括:处理模块,被配置为确定终端进行上行传输切换的上行频带组;以及不在所述上行频带组以外的上行频带调度或配置所述终端进行上行传输。
根据本公开实施例的第五方面,提出一种上行传输切换***,包括终端和网络设备,其中,所述终端被配置为实现上述上行传输切换方法,所述网络设备被配置为实现上述上行传输控制方法。
根据本公开实施例的第六方面,提出一种通信装置,包括:处理器;用于存储计算机程序的存储器;其中,当所述计算机程序被处理器执行时,实现上述上行传输切换方法。
根据本公开实施例的第七方面,提出一种通信装置,包括:处理器;用于存储计算机程序的存储器;其中,当所述计算机程序被处理器执行时,实现上述上行传输控制方法。
根据本公开实施例的第八方面,提出一种计算机可读存储介质,用于存储计算机程序,当所述计算机程序被处理器执行时,实现上述上行传输切换方法。
根据本公开实施例的第九方面,提出一种计算机可读存储介质,用于存储计算机程序,当所述计算机程序被处理器执行时,实现上述上行传输控制方法。
根据本公开的实施例,终端可以确定用于上行传输切换的上行频带组,其中,上行频带组中可以包括一个或多个频带,并且上行频带组所包含的频带的数量,可以小于终端所支持的上行频带的数量,或者小于网络设备为终端配置的用于上行传输切换的载波对应上行频带的数量。
为了更清楚地说明本公开实施例中的技术方案,下面将对实施例描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本公开的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动性的前提下,还可以根据这些附图获得其他的附图。
图1是根据本公开的实施例示出的一种上行传输切换方法的示意流程图。
图2是根据本公开的实施例示出的另一种上行传输切换方法的示意流程图。
图3是根据本公开的实施例示出的一种时域图案的示意图。
图4是根据本公开的实施例示出的又一种上行传输切换方法的示意流程图。
图5是根据本公开的实施例示出的一种改变上行传输切换所在的上行频带组的示意图。
图6是根据本公开的实施例示出的又一种上行传输切换方法的示意流程图。
图7是根据本公开的实施例示出的另一种改变上行传输切换所在的上行频带组的示意图。
图8是根据本公开的实施例示出的又一种上行传输切换方法的示意流程图。
图9是根据本公开的实施例示出的一种上行传输控制方法的示意流程图。
图10是根据本公开的实施例示出的一种上行传输切换装置的示意框图。
图11是根据本公开的实施例示出的一种上行传输控制装置的示意框图。
图12是根据本公开的实施例示出的一种用于上行传输控制的装置的示意框图。
图13是根据本公开的实施例示出的一种用于上行传输切换的装置的示意框图。
下面将结合本公开实施例中的附图,对本公开实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本公开一部分实施例,而不是全部的实施例。基于本公开中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本公开保护的范围。
在本公开实施例使用的术语是仅仅出于描述特定实施例的目的,而非旨在限制本公开实施例。在本公开实施例和所附权利要求书中所使用的单数形式的“一种”和“该”也旨在包括多数形式,除非上下文清楚地表示其他含义。还应当理解,本文中使用的术语“和/或”是指并包含一个或多个相关联的列出项目的任何或所有可能组合。
应当理解,尽管在本公开实施例可能采用术语第一、第二、第三等来描述各种信息,但这些信息不应限于这些术语。这些术语仅用来将同一类型的信息彼此区分开。例如,在不脱离本公开实施例范围的情况下,第一信息也可以被称为第二信息,类似地,第二信息也可以被称为第一信息。取决于语境,如在此所使用的词语“如果”可以被解释成为“在……时”或“当……时”或“响应于确定”。
出于简洁和便于理解的目的,本文在表征大小关系时,所使用的术语为“大于” 或“小于”、“高于”或“低于”。但对于本领域技术人员来说,可以理解:术语“大于”也涵盖了“大于等于”的含义,“小于”也涵盖了“小于等于”的含义;术语“高于”涵盖了“高于等于”的含义,“低于”也涵盖了“低于等于”的含义。
图1是根据本公开的实施例示出的一种上行传输切换方法的示意流程图。本实施例所示的上行传输切换方法可以由终端执行,所述终端包括但不限于手机、平板电脑、可穿戴设备、传感器、物联网设备等通信装置。所述终端可以与网络设备通信,所述网络设备包括但不限于4G、5G、6G等通信***中的网络设备,例如基站、核心网等。
如图1所示,所述上行传输切换方法可以包括以下步骤:
在步骤S101中,确定用于上行传输切换(UL TX switching)的上行频带组;
在步骤S102中,在所述上行频带组包含的上行频带(具体可以是上行频带对应的载波)之间进行上行传输切换。终端在切换前的上行频带和切换后的上行频带,可以支持双传输链路(2TX)。
在一个实施例中,终端进行上行传输切换的场景,包括但不限于双连接(例如EN-DC)、载波聚合(例如带内载波聚合Inter-band CA)、增补上行(Supplementary Uplink,SUL)等场景。
例如以终端进行上行传输切换,从第一上行频带切换至第二上行频带为例。
在双连接场景下,终端进行上行传输切换,可以从主小区群组载波切换至辅小区群组载波,其中,主小区群组载波属于第一上行频带,辅小区群组载波属于第二上行频带。
在载波聚合场景下,例如频带band#1中的载波和频带band#2中的载波聚合,终端进行上行传输切换,可以从band#1中的载波切换至band#2中的载波,其中,第一上行频带可以为band#1,第二上行频带可以为band#2。
在增补上行场景下,终端进行上行传输切换,可以从普通上行载波切换至增补上行载波,其中,普通上行载波属于第一上行频带,增补上行载波属于第二上行频带。
在一个实施例中,终端进行上行传输切换的策略包括但不限于以下两种:
终端不支持同时在两个上行频带进行上行发送,也即SwitchedUL;
终端支持同时在两个上行频带进行上行发送,也即DualUL。
而至于终端使用何种策略,可以由网络设备指示,例如网络可以通过无线资源控制(Radio Resource Control,RRC)信令进行指示。
在一个实施例中,目前终端进行上行传输切换时,对于上述三个应用场景,只是考虑在两个上行频带之间进行切换,在这种情况下,终端只需为在这两个上行频带上通信做准备。但是,当需要终端支持在两个以上频带之间进行上行传输切换时,终端就需要针对在两个以上的上行频带上通信做准备,这会导致进行上行传输切换的复杂度提高。因此,需要考虑如何降低上行传输切换的复杂度。
根据本公开的实施例,终端可以确定用于上行传输切换的上行频带组,其中,上行频带组中可以包括一个或多个频带,并且上行频带组所包含的频带的数量,可以小于终端所支持的上行频带的数量,或者小于网络设备为终端配置的用于上行传输切换的载波对应上行频带的数量。
例如上行频带组中可以包含2个上行频带,而终端所支持的上行频带的数量,或者网络设备为终端配置的用于上行传输切换的载波对应上行频带的数量,可以为3个或4个。其中,上行频带组包含2个上行频带时,也可以称作上行频带对(UL band pair)。
从而终端在所述上行频带组包含的上行频带之间进行上行传输切换,那么将只会从上行频带组中的一个上行频带,切换至上行频带组中的另一个频带,而不会切换到上行频带组以外的上行频带。据此,终端只需针对在上行频带组中的上行频带上通信做准备(例如软件、硬件、切换过程等方面的准备),而无需针对在上行频带组以外的上行频带上通信做准备,从而有利于降低终端进行上行传输切换的复杂度。
需要说明的是,终端无需针对在上行频带组以外的上行频带上通信做准备,是指在当前使用的上行频带组对应的生效周期内,无需针对在上行频带组以外的上行频带上通信做准备。若在生效周期后,需要变更为在其他上行频带组包含的上行频带之间进行上行传输切换,那么在生效周期后,就需要针对在其他上行频带组包含的上行频带上通信做准备。但是这仍然可以降低在生效周期内,终端进行上行传输切换的复杂度。另外,不同的上行频带组所包含的上行频带可以完全不同,或部分相同。终端进行上行传输切换,可以支持Rel-17中的上行传输切换机制。
图2是根据本公开的实施例示出的另一种上行传输切换方法的示意流程图。如图2所示,所述确定用于上行传输切换的上行频带组包括:
在步骤S201中,确定所述上行频带组的时域图案(pattern);
在步骤S202中,根据所述时域图案确定上行传输切换所在时域资源对应的上行频带组。
在一个实施例中,终端进行上行传输切换所基于的上行频带组是可以改变的,例如在不同的时域资源上,可以基于不同的上行频带组进行上行传输切换。其中,进行上行传输切换所基于的上行频带组与时域资源之间的对应关系,可以通过上行频带组的时域图案表征。其中,所述时域图案可以是协议约定的,也可以网路哦设备指示的。
终端可以确定上行传输切换所在的时域资源(也即需要进行上行传输切换时的时域资源),进而可以根据时域图案确定时域资源对应的上行频带组,从而基于确定的上行频带组进行上行传输切换,也即在确定的上行频带组包含的上行频带之间进行上行传输切换。
例如网络侧为终端配置了4个载波用于上行传输切换,4个载波分别位于不同的上行频带内,且网络设备为终端配置的上行频带组候选集合包含P个上行频带组,终端进行上行切换所基于的上行频带组,都属于上行频带组候选集合。
例如P=2,上行频带组#1包含两个频带,分别band#1和band#2,载波carrier#1位于band#1内,载波carrier#2位于band#2内,那么第一上行频带组对应的载波为{carrier#1,carrier#2};上行频带组#2包含两个频带,分别band#3和band#4,载波carrier#3位于band#3内,载波carrier#4位于band#4内,那么第二上行频带组对应的载波为{carrier#3,carrier#4}。
终端可以基于下式确定时域资源(例如时隙)与上行频带组之间的对应关系:
mod(slot index/m,P)=pair index;
其中,mod表示取余,slot index表示时隙索引,m表示上行频带组的生效周期(单位可以为时隙),P表示上行频带组候选集合中上行频带组的数目,例如本实施例中为2,pair index表示上行频带组的索引,例如上行频带组#1的索引为1,上行频带组#2的索引为2。
当mod(slot index/m,P)=1,也即pair index=1,可以确定进行上行传输切换所在的上行频带组为上行频带组#1,也即终端在上行频带组#1对应的载波{carrier#1,carrier#2}中进行上行传输切换;
当mod(slot index/m,P)=2,也即pair index=2,可以确定进行上行传输切换所在的上行频带组为上行频带组#2,也即终端在上行频带组#2对应的载波{carrier#3,carrier#4}中进行上行传输切换。
图3是根据本公开的实施例示出的一种时域图案的示意图。
如图3所示,在m=5,P=2的情况下,在slot#0至slot#14的时域范围内。
slot#0至slot#4,代入上式计算可以得到对应的pair index为1,也即在slot#0至slot#4,使用上行频带组#1对应的载波{carrier#1,carrier#2}中进行上行传输切换;
slot#5至slot#9,代入上式计算可以得到对应的pair index为2,也即在slot#5至slot#9,使用上行频带组#1对应的载波{carrier#3,carrier#4}中进行上行传输切换;
slot#10至slot#14,代入上式计算可以得到对应的pair index为1,也即在slot#10至slot#14,使用上行频带组#1对应的载波{carrier#1,carrier#2}中进行上行传输切换。
以此类推,即可确定每个时域资源对应的上行频带组,进而在确定的上行频带组包含的上行频带对应的载波之间进行上行传输切换。
以下通过几个实施例,对改变进行上行传输切换所基于的上行频带组进行示例性说明。
图4是根据本公开的实施例示出的又一种上行传输切换方法的示意流程图。如图4所示,所述方法还包括:
在步骤S401中,确定当前进行上行传输切换所在的第一上行频带组的生效周期已结束,且网络设备指示的用于上行传输的上行频带不属于所述第一上行频带组,切换至第二上行频带组进行上行传输切换。
在一个实施例中,终端进行上行传输切换所基于的上行频带组是可以改变的。例如终端可以确定当前进行上行传输切换所在的第一上行频带组的生效周期是否已结束,若已结束,那么可以改变进行上行传输切换所在的上行频带组,但是改变进行上行传输切换所在的上行频带组,需要改变终端内部的一些逻辑,存在一定消耗。
因此,可以进一步判断网络设备指示的用于上行传输的上行频带是否属于第一上行频带组。
如果网络设备指示的用于上行传输的上行频带仍然属于第一上行频带组,那么在第一上行频带组内的上行频带进行上行传输切换,仍然能够切换到网络设备指示的 用于上行传输的上行频带,满足通信要求,所以在这种情况下可以不必改变进行上行传输切换所在的上行频带组,也即仍然在第一上行频带组包含的上行频带之间进行上行传输切换,有利于降低终端的消耗。
如果网络设备指示的用于上行传输的上行频带仍然不属于第一上行频带组,那么在第一上行频带组内的上行频带进行上行传输切换,就不能切换到网络设备指示的用于上行传输的上行频带,无法满足通信要求,所以在这种情况下可以改变进行上行传输切换所在的上行频带组,例如切换到第二上行频带组,在第二上行频带组包含的上行频带之间进行上行传输切换,以便满足通信需要。
图5是根据本公开的实施例示出的一种改变上行传输切换所在的上行频带组的示意图。
如图5所示,上行频带组的生效周期为5个时隙当前进行上行传输切换所在的第一上行频带组包含的上行频带为band#1和band#2。
在第一上行频带组的生效周期(例如slot#0至slot#4)结束后,在slot#5网络设备指示的上行传输资源不在band#1或band#2内,而是在band#3内,那么终端可以在slot#4之后变更上行频带组,例如切换到第二上行频带组进行上行传输切换,其中,第二上行频带组可以包含band#3和band#4,据此,可以确保终端能够基于网络设备的配置在band#3内顺利地完成上行传输。
在第二上行频带组的生效周期(例如slot#5至slot#9)结束后,在slot#10网络设备指示的上行传输资源在band#4内,也即仍然在第二上行频带组对应的上行频带内,那么终端可以继续保持在第二上行频带组进行上行传输切换。
图6是根据本公开的实施例示出的又一种上行传输切换方法的示意流程图。如图6所示,所述方法还包括:
在步骤S601中,确定当前进行上行传输切换所在的第一上行频带组对应的计时器超时,切换至第二上行频带组进行上行传输切换。
在一个实施例中,终端进行上行传输切换所基于的上行频带组是可以改变的。例如每个上行频带组可以对应计时器,在当前进行上行传输切换所在的第一上行频带组对应的计时器超时,则可以改变上行传输切换所基于的上行频带组,例如切换至第二上行频带组进行上行传输切换。
在一个实施例中,所述计时器在所述第一上行频带组包含的上行频带内的上行 传输结束时启动,在所述第一上行频带组包含的上行频带内发生上行传输时重启。据此,可以避免在第一上行频带组包含的上行频带内发生上行传输时,计时器超时而导致改变上行传输切换所基于的上行频带组,使得在第一上行频带组包含的上行频带内进行的上行传输无法顺利完成。
图7是根据本公开的实施例示出的另一种改变上行传输切换所在的上行频带组的示意图。
如图7所示,仍以第一上行频带组包含band#1和band#2,第二上行频带组包含band#3和band#4为例。
不同上行频带组对应计时器的超时时长可以相同,也可以不同,为了简化描述,以第一上行频带组和第二上行频带组对应计时器的超时时长相同为例。例如计时器的超时时长为100毫秒,在子载波间隔(Subcarrier Spacing,SCS)为15Hz的情况下,100毫秒等价于100个时隙。
在图7中,终端当前在第一频带组中进行上行传输切换,在band#1内存的上行传输在slot#0结束,那么第一频带组对应的计时器可以在slot#1开始计时。由于在slot#4在band#2内又发生了上行传输,且上行传输在slot#4结束,所以计时器在slot#5重启,也即重新开始计时。
直至slot#104,在band#1或band#2内都没有发生上行传输,那么计时器超时,终端可以切换至第二上行频带组进行上行传输切换。
图8是根据本公开的实施例示出的又一种上行传输切换方法的示意流程图。如图8所示,所述方法还包括:
在步骤S801中,在业务满足预设条件的情况下,从当前进行上行传输切换所在的第一上行频带组切换至第二上行频带组进行上行传输切换。
在一个实施例中,终端进行上行传输切换所基于的上行频带组是可以改变的。例如终端可以对通信对应的业务进行分析,在业务满足预设条件的情况下,从当前进行上行传输切换所在的第一上行频带组切换至第二上行频带组进行上行传输切换,以便确保满足业务需要。
在一个实施例中,所述预设条件包括以下至少之一:
业务到达率低于到达率值;
业务优先级高于或低于优先级阈值;
业务服务质量(Quality of Service,QoS)低于服务质量阈值。
例如在第一上行频带组进行上行传输切换,业务到达率低于到达率值,那么难以满足业务对于到达率的需要,所以可以切换至第二上行频带组进行上行传输切换,以便满足业务对于到达率的需要。
例如在第一上行频带组进行上行传输切换,业务服务质量低于到服务质量阈值,那么难以满足业务对于服务质量阈值的需要,所以可以切换至第二上行频带组进行上行传输切换,以便满足业务对于服务质量的需要。
例如在第一上行频带组进行上行传输切换,需要进行的业务的优先级高于优先级阈值,那么当确定在第一上行频带组对应的上行频带进行所述业务时,无法满足相对较高优先级(高于优先级阈值)业务的需要,那么可以选择切换至第二上行频带组进行上行传输切换,以便满足业务相对较高优先级业务的需要。
例如在第一上行频带组进行上行传输切换,需要进行的业务的优先级低于优先级阈值,那么当第一上行频带组中的上行频带是供相对较高优先级(高于优先级阈值)业务使用时,那么可以选择切换至第二上行频带组进行上行传输切换,以避免相对较低优先级(低于优先级阈值)业务占用第一上行频带组中的上行频带。
在一个实施例中,所述方法还包括:确定上行频带组候选集合,其中,所述第一上行频带组和所述第二上行频带组属于所述上行频带组候选集合。
在一个实施例中,所述方法包括:根据网络设备的指示或协议约定确定初始上行频带组。
终端初始进行上行传输切换时,可以在初始上行频带组包含的上行频带之间进行上行传输切换,而初始上行频带组可以是网络设备指示的,也可以是基于协议约定确定的。
终端改变上行传输切换所基于的上行频带组时,可以在上行频带组候选集合中选择需要切换到的上行频带组,例如在第一上行频带组包含的上行频带之间进行上行传输切换时,若需要改变进行上行传输切换所基于的上行频带组,那么可以在上行频带组候选集合选择第二上行频带组,进而切换到第二上行频带组进行上行传输切换,也即在第二上行频带组包含的上行频带之间进行上行传输切换。上行频带组候选集合可以是网络设备指示的,也可以是基于协议约定确定的。
图9是根据本公开的实施例示出的一种上行传输控制方法的示意流程图。本实施例所示的上行传输控制方法可以由网络设备执行,所述网络设备可以与终端通信,所述网络设备包括但不限于4G基站、5G基站、6G基站等通信***中的基站,所述终端包括但不限于手机、平板电脑、可穿戴设备、传感器、物联网设备等通信装置。
如图9所示,所述上行传输控制方法可以包括以下步骤:
在步骤S901中,确定终端进行上行传输切换的上行频带组;
在步骤S902中,不在所述上行频带组以外的上行频带调度或配置所述终端进行上行传输(也可以描述为仅在所述上行频带组以外的上行频带调度或配置所述终端进行上行传输)。
在一个实施例中,终端进行上行传输切换的场景,包括但不限于双连接(例如EN-DC)、载波聚合(例如带内载波聚合Inter-band CA)、增补上行(SUL)等场景。
例如以终端进行上行传输切换,从第一上行频带切换至第二上行频带为例。
在双连接场景下,终端进行上行传输切换,可以从主小区群组载波切换至辅小区群组载波,其中,主小区群组载波属于第一上行频带,辅小区群组载波属于第二上行频带。
在载波聚合场景下,例如频带band#1中的载波和频带band#2中的载波聚合,终端进行上行传输切换,可以从band#1中的载波切换至band#2中的载波,其中,第一上行频带可以为band#1,第二上行频带可以为band#2。
在增补上行场景下,终端进行上行传输切换,可以从普通上行载波切换至增补上行载波,其中,普通上行载波属于第一上行频带,增补上行载波属于第二上行频带。
在一个实施例中,终端进行上行传输切换的策略包括但不限于以下两种:
终端不支持同时在两个上行频带进行上行发送,也即SwitchedUL;
终端支持同时在两个上行频带进行上行发送,也即DualUL。
而至于终端使用何种策略,可以由网络设备指示,例如网络可以通过无线资源控制RRC信令进行指示。
在一个实施例中,目前终端进行上行传输切换时,对于上述三个应用场景,只是考虑在两个上行频带之间进行切换,在这种情况下,终端只需为在这两个上行频带上通信做准备。但是,当需要终端支持在两个以上频带之间进行上行传输切换时,终 端就需要针对在两个以上的上行频带上通信做准备,这会导致进行上行传输切换的复杂度提高。因此,需要考虑如何降低上行传输切换的复杂度。
根据本公开的实施例,网络设备可以确定终端进行上行传输切换的上行频带组,其中,上行频带组中可以包括一个或多个频带,并且上行频带组所包含的频带的数量,可以小于终端所支持的上行频带的数量,或者小于网络设备为终端配置的用于上行传输切换的载波对应上行频带的数量。
例如上行频带组中可以包含2个上行频带,而终端所支持的上行频带的数量,或者网络设备为终端配置的用于上行传输切换的载波对应上行频带的数量,可以为3个或4个。其中,上行频带组包含2个上行频带时,也可以称作上行频带对。
从而网络设备则仅在所述上行频带组之内的上行频带调度或配置所述终端进行上行传输,而不在所述上行频带组以外的上行频带调度或配置所述终端进行上行传输。据此,终端可以只在上行频带组包含的上行频带之间进行上行传输切换就能够确保满足网络设备的调度或配置,确保顺利地通信。在此基础上,只需终端从上行频带组中的一个上行频带,切换至上行频带组中的另一个频带,而不会切换到上行频带组以外的上行频带,从而终端只需针对在上行频带组中的上行频带上通信做准备(例如软件、硬件、切换过程等方面的准备),而无需针对在上行频带组以外的上行频带上通信做准备,从而有利于降低终端进行上行传输切换的复杂度。
在一个实施例中,所述确定用于上行传输切换的上行频带组包括:确定所述上行频带组的时域图案;根据所述时域图案确定终端进行上行传输切换所在时域资源对应的上行频带组。
在一个实施例中,终端进行上行传输切换所基于的上行频带组是可以改变的,例如在不同的时域资源上,可以基于不同的上行频带组进行上行传输切换。其中,进行上行传输切换所基于的上行频带组与时域资源之间的对应关系,可以通过上行频带组的时域图案表征。其中,所述时域图案可以是协议约定的,也可以网路哦设备指示的。
网络设备可以确定终端进行上行传输切换所在的时域资源(也即需要进行上行传输切换时的时域资源),进而可以根据时域图案确定时域资源对应的上行频带组,也即可以确定终端在所确定的上行频带组包含的上行频带之间进行上行传输切换,从而不在所确定的上行频带组以外的上行频带调度或配置所述终端进行上行传输。
例如网络侧为终端配置了4个载波用于上行传输切换,4个载波分别位于不同的上行频带内,且网络设备为终端配置的上行频带组候选集合包含P个上行频带组,终端进行上行切换所基于的上行频带组,都属于上行频带组候选集合。
例如P=2,上行频带组#1包含两个频带,分别band#1和band#2,载波carrier#1位于band#1内,载波carrier#2位于band#2内,那么第一上行频带组对应的载波为{carrier#1,carrier#2};上行频带组#2包含两个频带,分别band#3和band#4,载波carrier#3位于band#3内,载波carrier#4位于band#4内,那么第二上行频带组对应的载波为{carrier#3,carrier#4}。
网络设备可以基于下式确定时域资源(例如时隙)与上行频带组之间的对应关系:
mod(slot index/m,P)=pair index;
其中,mod表示取余,slot index表示时隙索引,m表示上行频带组的生效周期(单位可以为时隙),P表示上行频带组候选集合中上行频带组的数目,例如本实施例中为2,pair index表示上行频带组的索引,例如上行频带组#1的索引为1,上行频带组#2的索引为2。
当mod(slot index/m,P)=1,也即pair index=1,可以确定进行上行传输切换所在的上行频带组为上行频带组#1,也即终端在上行频带组#1对应的载波{carrier#1,carrier#2}中进行上行传输切换,从而网络设备不在{carrier#1,carrier#2}以外的载波调度或配置所述终端进行上行传输;
当mod(slot index/m,P)=2,也即pair index=2,可以确定进行上行传输切换所在的上行频带组为上行频带组#2,也即终端在上行频带组#2对应的载波{carrier#3,carrier#4}中进行上行传输切换,从而网络设备不在{carrier#3,carrier#4}以外的载波调度或配置所述终端进行上行传输。
在一个实施例中,所述方法还包括:确定所述终端当前进行上行传输切换所在的第一上行频带组的生效周期已结束,且指示所述终端用于上行传输的上行频带不属于所述第一上行频带组,确定所述终端切换至第二上行频带组进行上行传输切换。
在一个实施例中,终端进行上行传输切换所基于的上行频带组是可以改变的。例如网络设备可以确定终端当前进行上行传输切换所在的第一上行频带组的生效周期是否已结束,若已结束,那么可以确定终端改变进行上行传输切换所在的上行频带组, 但是改变进行上行传输切换所在的上行频带组,需要改变终端内部的一些逻辑,存在一定消耗。
因此,可以进一步判断指示给终端的用于上行传输的上行频带是否属于第一上行频带组。
如果网络设备指示给终端的用于上行传输的上行频带仍然属于第一上行频带组,那么在第一上行频带组内的上行频带进行上行传输切换,仍然能够切换到网络设备指示的用于上行传输的上行频带,满足通信要求,所以在这种情况下可以确定终端不改变进行上行传输切换所在的上行频带组,也即仍然在第一上行频带组包含的上行频带之间进行上行传输切换,有利于降低终端的消耗。
如果网络设备指示给终端的用于上行传输的上行频带仍然不属于第一上行频带组,那么在第一上行频带组内的上行频带进行上行传输切换,就不能切换到网络设备指示的用于上行传输的上行频带,无法满足通信要求,所以在这种情况下可以确定终端改变进行上行传输切换所在的上行频带组,例如切换到第二上行频带组,在第二上行频带组包含的上行频带之间进行上行传输切换,以便满足通信需要。
在一个实施例中,所述方法还包括:确定所述终端当前进行上行传输切换所在的第一上行频带组对应的计时器超时,确定所述终端切换至第二上行频带组进行上行传输切换。
在一个实施例中,终端进行上行传输切换所基于的上行频带组是可以改变的。例如每个上行频带组可以对应计时器,在当前进行上行传输切换所在的第一上行频带组对应的计时器超时,则可以确定终端改变上行传输切换所基于的上行频带组,例如切换至第二上行频带组进行上行传输切换。
在一个实施例中,所述计时器在所述第一上行频带组包含的上行频带内的上行传输结束时启动,在所述第一上行频带组包含的上行频带内发生上行传输时重启。据此,可以避免在第一上行频带组包含的上行频带内发生上行传输时,计时器超时而导致改变上行传输切换所基于的上行频带组,使得在第一上行频带组包含的上行频带内进行的上行传输无法顺利完成。
在一个实施例中,所述方法还包括:确定所述终端的业务满足预设条件的情况下,所述终端从当前进行上行传输切换所在的第一上行频带组切换至第二上行频带组进行上行传输切换。
在一个实施例中,终端进行上行传输切换所基于的上行频带组是可以改变的。例如网络设备可以对与终端通信的业务进行分析,在业务满足预设条件的情况下,确定终端从当前进行上行传输切换所在的第一上行频带组切换至第二上行频带组进行上行传输切换,以便确保满足业务需要。
在一个实施例中,所述预设条件包括以下至少之一:业务到达率低于到达率值;业务优先级高于或低于优先级阈值;业务服务质量低于服务质量阈值。
例如在第一上行频带组进行上行传输切换,业务到达率低于到达率值,那么难以满足业务对于到达率的需要,所以可以确定终端切换至第二上行频带组进行上行传输切换,以便满足业务对于到达率的需要。
例如在第一上行频带组进行上行传输切换,业务服务质量低于到服务质量阈值,那么难以满足业务对于服务质量阈值的需要,所以可以确定终端切换至第二上行频带组进行上行传输切换,以便满足业务对于服务质量的需要。
例如在第一上行频带组进行上行传输切换,需要进行的业务的优先级高于优先级阈值,那么当确定在第一上行频带组对应的上行频带进行所述业务时,无法满足相对较高优先级(高于优先级阈值)业务的需要,那么可以确定终端选择切换至第二上行频带组进行上行传输切换,以便满足业务相对较高优先级业务的需要。
例如在第一上行频带组进行上行传输切换,需要进行的业务的优先级低于优先级阈值,那么当第一上行频带组中的上行频带是供相对较高优先级(高于优先级阈值)业务使用时,那么可以确定终端选择切换至第二上行频带组进行上行传输切换,以避免相对较低优先级(低于优先级阈值)业务占用第一上行频带组中的上行频带。
在一个实施例中,所述方法还包括:根据协议约定确定上行频带组候选集合或者向所述终端指示所述上行频带组候选集合,其中,所述第一上行频带组和所述第二上行频带组属于所述上行频带组候选集合。
在一个实施例中,所述方法包括:根据协议约定确定所述终端进行上行传输切换的初始上行频带组或者向所述终端指示所述初始上行频带组。
可以确定终端初始进行上行传输切换时,在初始上行频带组包含的上行频带之间进行上行传输切换,而初始上行频带组可以是网络设备确定并指示给终端,也可以是基于协议约定确定的。
可以在上行频带组候选集合中,确定终端改变上行传输切换所基于的上行频带 组时,需要切换到的上行频带组,例如在第一上行频带组包含的上行频带之间进行上行传输切换时,若需要改变进行上行传输切换所基于的上行频带组,那么可以在上行频带组候选集合选择第二上行频带组,进而切换到第二上行频带组进行上行传输切换,也即在第二上行频带组包含的上行频带之间进行上行传输切换。上行频带组候选集合可以是网络设备确定并指示给终端的,也可以是基于协议约定确定的。
本公开的实施例还提出了一种上行传输切换***,包括终端和网络设备,其中,所述终端被配置为实现上述任一实施例所述的上行传输切换方法,所述网络设备被配置为实现上述任一实施例所述的上行传输控制方法。
在一个实施例中,终端可以确定进行上行传输切换的上行频带组,网络设备也可以确定终端进行上行传输切换的上行频带组。
一方面,网络设备可以仅在所确定的上行频带组之内的上行频带调度或配置所述终端进行上行传输,而不在所述上行频带组以外的上行频带调度或配置所述终端进行上行传输。
另一方面,终端只需针对在上行频带组中的上行频带上通信做准备(例如软件、硬件、切换过程等方面的准备),而无需针对在上行频带组以外的上行频带上通信做准备,从而有利于降低终端进行上行传输切换的复杂度。
与前述的上行传输切换方法和上行传输控制方法的实施例相对应,本公开还提供了上行传输切换装置和上行传输控制装置的实施例。
图10是根据本公开的实施例示出的一种上行传输切换装置的示意框图。本实施例所示的上行传输切换装置可以为终端,或者为终端中的模块构成的装置,所述终端包括但不限于手机、平板电脑、可穿戴设备、传感器、物联网设备等通信装置。所述终端可以与网络设备通信,所述网络设备包括但不限于4G、5G、6G等通信***中的网络设备,例如基站、核心网等。
如图10所示,所述上行传输切换装置包括:
处理模块1001,被配置为确定用于上行传输切换的上行频带组;以及在所述上行频带组包含的上行频带之间进行上行传输切换。
在一个实施例中,所述处理模块,被配置为确定所述上行频带组的时域图案;根据所述时域图案确定上行传输切换所在时域资源对应的上行频带组。
在一个实施例中,所述处理模块,还被配置为确定当前进行上行传输切换所在的第一上行频带组的生效周期已结束,且网络设备指示的用于上行传输的上行频带不属于所述第一上行频带组,切换至第二上行频带组进行上行传输切换。
在一个实施例中,所述处理模块,还被配置为确定当前进行上行传输切换所在的第一上行频带组对应的计时器超时,切换至第二上行频带组进行上行传输切换。
在一个实施例中,所述计时器在所述第一上行频带组包含的上行频带内的上行传输结束时启动,在所述第一上行频带组包含的上行频带内发生上行传输时重启。
在一个实施例中,所述处理模块,还被配置为在业务满足预设条件的情况下,从当前进行上行传输切换所在的第一上行频带组切换至第二上行频带组进行上行传输切换。
在一个实施例中,所述预设条件包括以下至少之一:业务到达率低于到达率值;业务优先级高于或低于优先级阈值;业务服务质量低于服务质量阈值。
在一个实施例中,所述处理模块,还被配置为确定上行频带组候选集合,其中,所述第一上行频带组和所述第二上行频带组属于所述上行频带组候选集合。
在一个实施例中,所述处理模块,还被配置为根据网络设备的指示或协议约定确定初始上行频带组。
图11是根据本公开的实施例示出的一种上行传输控制装置的示意框图。本实施例所示的上行传输切换装置可以为网络设备,或者为网络设备中的模块构成的装置,所述网络设备可以与终端通信,所述终端包括但不限于手机、平板电脑、可穿戴设备、传感器、物联网设备等通信装置。所述网络设备包括但不限于4G、5G、6G等通信***中的网络设备,例如基站、核心网等。
如图11所示,所述上行传输控制装置包括:
处理模块1101,被配置为确定终端进行上行传输切换的上行频带组;以及不在所述上行频带组以外的上行频带调度或配置所述终端进行上行传输。
在一个实施例中,所述处理模块,被配置为确定所述上行频带组的时域图案;根据所述时域图案确定终端进行上行传输切换所在时域资源对应的上行频带组。
在一个实施例中,所述处理模块,还被配置为确定所述终端当前进行上行传输切换所在的第一上行频带组的生效周期已结束,且指示所述终端用于上行传输的上行 频带不属于所述第一上行频带组,确定所述终端切换至第二上行频带组进行上行传输切换。
在一个实施例中,所述处理模块,还被配置为确定所述终端当前进行上行传输切换所在的第一上行频带组对应的计时器超时,确定所述终端切换至第二上行频带组进行上行传输切换。
在一个实施例中,所述计时器在所述第一上行频带组包含的上行频带内的上行传输结束时启动,在所述第一上行频带组包含的上行频带内发生上行传输时重启。
在一个实施例中,所述处理模块,还被配置为确定所述终端的业务满足预设条件的情况下,所述终端从当前进行上行传输切换所在的第一上行频带组切换至第二上行频带组进行上行传输切换。
在一个实施例中,所述预设条件包括以下至少之一:业务到达率低于到达率值;业务优先级高于或低于优先级阈值;业务服务质量低于服务质量阈值。
在一个实施例中,所述处理模块,还被配置为根据协议约定确定上行频带组候选集合或者向所述终端指示所述上行频带组候选集合,其中,所述第一上行频带组和所述第二上行频带组属于所述上行频带组候选集合。
在一个实施例中,所述装置包括:根据协议约定确定所述终端进行上行传输切换的初始上行频带组或者向所述终端指示所述初始上行频带组。
关于上述实施例中的装置,其中各个模块执行操作的具体方式已经在相关方法的实施例中进行了详细描述,此处将不做详细阐述说明。
对于装置实施例而言,由于其基本对应于方法实施例,所以相关之处参见方法实施例的部分说明即可。以上所描述的装置实施例仅仅是示意性的,其中所述作为分离部件说明的模块可以是或者也可以不是物理上分开的,作为模块显示的部件可以是或者也可以不是物理模块,即可以位于一个地方,或者也可以分布到多个网络模块上。可以根据实际的需要选择其中的部分或者全部模块来实现本实施例方案的目的。本领域普通技术人员在不付出创造性劳动的情况下,即可以理解并实施。
本公开的实施例还提出一种通信装置,包括:处理器;用于存储计算机程序的存储器;其中,当所述计算机程序被处理器执行时,实现上述任一实施例所述的上行传输切换方法。
本公开的实施例还提出一种通信装置,包括:处理器;用于存储计算机程序的存储器;其中,当所述计算机程序被处理器执行时,实现上述任一实施例所述的上行传输控制方法。
本公开的实施例还提出一种计算机可读存储介质,用于存储计算机程序,当所述计算机程序被处理器执行时,实现上述任一实施例所述的上行传输切换方法。
本公开的实施例还提出一种计算机可读存储介质,用于存储计算机程序,当所述计算机程序被处理器执行时,实现上述任一实施例所述的上行传输控制方法。
如图12所示,图12是根据本公开的实施例示出的一种用于上行传输控制的装置1200的示意框图。装置1200可以被提供为一基站。参照图12,装置1200包括处理组件1222、无线发射/接收组件1224、天线组件1226、以及无线接口特有的信号处理部分,处理组件1222可进一步包括一个或多个处理器。处理组件1222中的其中一个处理器可以被配置为实现上述任一实施例所述的上行传输控制方法。
图13是根据本公开的实施例示出的一种用于上行传输切换的装置1300的示意框图。例如,装置1300可以是移动电话、计算机、数字广播终端、消息收发设备、游戏控制台、平板设备、医疗设备、健身设备、个人数字助理等。
参照图13,装置1300可以包括以下一个或多个组件:处理组件1302、存储器1304、电源组件1306、多媒体组件1308、音频组件1310、输入/输出(I/O)的接口1312、传感器组件1314以及通信组件1316。
处理组件1302通常控制装置1300的整体操作,诸如与显示、电话呼叫、数据通信、相机操作和记录操作相关联的操作。处理组件1302可以包括一个或多个处理器1320来执行指令,以完成上述的上行传输切换方法的全部或部分步骤。此外,处理组件1302可以包括一个或多个模块,便于处理组件1302和其他组件之间的交互。例如,处理组件1302可以包括多媒体模块,以方便多媒体组件1308和处理组件1302之间的交互。
存储器1304被配置为存储各种类型的数据以支持在装置1300的操作。这些数据的示例包括用于在装置1300上操作的任何应用程序或方法的指令、联系人数据、电话簿数据、消息、图片、视频等。存储器1304可以由任何类型的易失性或非易失性存储设备或者它们的组合实现,如静态随机存取存储器(SRAM)、电可擦除可编程只读存储器(EEPROM)、可擦除可编程只读存储器(EPROM)、可编程只读存储器 (PROM),只读存储器(ROM)、磁存储器、快闪存储器、磁盘或光盘。
电源组件1306为装置1300的各种组件提供电力。电源组件1306可以包括电源管理***,一个或多个电源,及其他与为装置1300生成、管理和分配电力相关联的组件。
多媒体组件1308包括在所述装置1300和用户之间的提供一个输出接口的屏幕。在一些实施例中,屏幕可以包括液晶显示器(LCD)和触摸面板(TP)。如果屏幕包括触摸面板,屏幕可以被实现为触摸屏,以接收来自用户的输入信号。触摸面板包括一个或多个触摸传感器以感测触摸、滑动和触摸面板上的手势。所述触摸传感器可以不仅感测触摸或滑动动作的边界,而且还检测与所述触摸或滑动操作相关的持续时间和压力。在一些实施例中,多媒体组件1308包括一个前置摄像头和/或后置摄像头。当装置1300处于操作模式,如拍摄模式或视频模式时,前置摄像头和/或后置摄像头可以接收外部的多媒体数据。每个前置摄像头和后置摄像头可以是一个固定的光学透镜***或具有焦距和光学变焦能力。
音频组件1310被配置为输出和/或输入音频信号。例如,音频组件1310包括一个麦克风(MIC),当装置1300处于操作模式,如呼叫模式、记录模式和语音识别模式时,麦克风被配置为接收外部音频信号。所接收的音频信号可以被进一步存储在存储器1304或经由通信组件1316发送。在一些实施例中,音频组件1310还包括一个扬声器,用于输出音频信号。
I/O接口1312为处理组件1302和***接口模块之间提供接口,上述***接口模块可以是键盘、点击轮、按钮等。这些按钮可包括但不限于:主页按钮、音量按钮、启动按钮和锁定按钮。
传感器组件1314包括一个或多个传感器,用于为装置1300提供各个方面的状态评估。例如,传感器组件1314可以检测到装置1300的打开/关闭状态,组件的相对定位,例如所述组件为装置1300的显示器和小键盘,传感器组件1314还可以检测装置1300或装置1300一个组件的位置改变,用户与装置1300接触的存在或不存在,装置1300方位或加速/减速和装置1300的温度变化。传感器组件1314可以包括接近传感器,被配置用来在没有任何的物理接触时检测附近物体的存在。传感器组件1314还可以包括光传感器,如CMOS或CCD图像传感器,用于在成像应用中使用。在一些实施例中,该传感器组件1314还可以包括加速度传感器、陀螺仪传感器、磁传感器、压力传感器或温度传感器。
通信组件1316被配置为便于装置1300和其他设备之间有线或无线方式的通信。装置1300可以接入基于通信标准的无线网络,如WiFi、2G、3G、4G LTE、5G NR或它们的组合。在一个示例性实施例中,通信组件1316经由广播信道接收来自外部广播管理***的广播信号或广播相关信息。在一个示例性实施例中,所述通信组件1316还包括近场通信(NFC)模块,以促进短程通信。例如,在NFC模块可基于射频识别(RFID)技术、红外数据协会(IrDA)技术、超宽带(UWB)技术、蓝牙(BT)技术和其他技术来实现。
在示例性实施例中,装置1300可以被一个或多个应用专用集成电路(ASIC)、数字信号处理器(DSP)、数字信号处理设备(DSPD)、可编程逻辑器件(PLD)、现场可编程门阵列(FPGA)、控制器、微控制器、微处理器或其他电子元件实现,用于执行上述上行传输切换方法。
在示例性实施例中,还提供了一种包括指令的非临时性计算机可读存储介质,例如包括指令的存储器1304,上述指令可由装置1300的处理器1320执行以完成上述上行传输切换方法。例如,所述非临时性计算机可读存储介质可以是ROM、随机存取存储器(RAM)、CD-ROM、磁带、软盘和光数据存储设备等。
本领域技术人员在考虑说明书及实践这里公开的公开后,将容易想到本公开的其它实施方案。本公开旨在涵盖本公开的任何变型、用途或者适应性变化,这些变型、用途或者适应性变化遵循本公开的一般性原理并包括本公开未公开的本技术领域中的公知常识或惯用技术手段。说明书和实施例仅被视为示例性的,本公开的真正范围和精神由下面的权利要求指出。
应当理解的是,本公开并不局限于上面已经描述并在附图中示出的精确结构,并且可以在不脱离其范围进行各种修改和改变。本公开的范围仅由所附的权利要求来限制。
需要说明的是,在本文中,诸如第一和第二等之类的关系术语仅仅用来将一个实体或者操作与另一个实体或操作区分开来,而不一定要求或者暗示这些实体或操作之间存在任何这种实际的关系或者顺序。术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者设备不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者设备所固有的要素。在没有更多限制的情况下,由语句“包括一个……”限定的要素,并不排除在包括所述要素的过程、方法、物品或者设备中还存在另外的 相同要素。
以上对本公开实施例所提供的方法和装置进行了详细介绍,本文中应用了具体个例对本公开的原理及实施方式进行了阐述,以上实施例的说明只是用于帮助理解本公开的方法及其核心思想;同时,对于本领域的一般技术人员,依据本公开的思想,在具体实施方式及应用范围上均会有改变之处,综上所述,本说明书内容不应理解为对本公开的限制。
Claims (25)
- 一种上行传输切换方法,其特征在于,由终端执行,所述方法包括:确定用于上行传输切换的上行频带组;在所述上行频带组包含的上行频带之间进行上行传输切换。
- 根据权利要求1所述的方法,其特征在于,所述确定用于上行传输切换的上行频带组包括:确定所述上行频带组的时域图案;根据所述时域图案确定上行传输切换所在时域资源对应的上行频带组。
- 根据权利要求1所述的方法,其特征在于,所述方法还包括:确定当前进行上行传输切换所在的第一上行频带组的生效周期已结束,且网络设备指示的用于上行传输的上行频带不属于所述第一上行频带组,切换至第二上行频带组进行上行传输切换。
- 根据权利要求1所述的方法,其特征在于,所述方法还包括:确定当前进行上行传输切换所在的第一上行频带组对应的计时器超时,切换至第二上行频带组进行上行传输切换。
- 根据权利要求4所述的方法,其特征在于,所述计时器在所述第一上行频带组包含的上行频带内的上行传输结束时启动,在所述第一上行频带组包含的上行频带内发生上行传输时重启。
- 根据权利要求1所述的方法,其特征在于,所述方法还包括:在业务满足预设条件的情况下,从当前进行上行传输切换所在的第一上行频带组切换至第二上行频带组进行上行传输切换。
- 根据权利要求6所述的方法,其特征在于,所述预设条件包括以下至少之一:业务到达率低于到达率值;业务优先级高于或低于优先级阈值;业务服务质量低于服务质量阈值。
- 根据权利要求3至7中任一项所述的方法,其特征在于,所述方法还包括:确定上行频带组候选集合,其中,所述第一上行频带组和所述第二上行频带组属于所述上行频带组候选集合。
- 根据权利要求3至7中任一项所述的方法,其特征在于,所述方法包括:根据网络设备的指示或协议约定确定初始上行频带组。
- 一种上行传输控制方法,其特征在于,由网络设备执行,所述方法包括:确定终端进行上行传输切换的上行频带组;不在所述上行频带组以外的上行频带调度或配置所述终端进行上行传输。
- 根据权利要求10所述的方法,其特征在于,所述确定用于上行传输切换的上行频带组包括:确定所述上行频带组的时域图案;根据所述时域图案确定终端进行上行传输切换所在时域资源对应的上行频带组。
- 根据权利要求10所述的方法,其特征在于,所述方法还包括:确定所述终端当前进行上行传输切换所在的第一上行频带组的生效周期已结束,且指示所述终端用于上行传输的上行频带不属于所述第一上行频带组,确定所述终端切换至第二上行频带组进行上行传输切换。
- 根据权利要求10所述的方法,其特征在于,所述方法还包括:确定所述终端当前进行上行传输切换所在的第一上行频带组对应的计时器超时,确定所述终端切换至第二上行频带组进行上行传输切换。
- 根据权利要求13所述的方法,其特征在于,所述计时器在所述第一上行频带组包含的上行频带内的上行传输结束时启动,在所述第一上行频带组包含的上行频带内发生上行传输时重启。
- 根据权利要求10所述的方法,其特征在于,所述方法还包括:确定所述终端的业务满足预设条件的情况下,所述终端从当前进行上行传输切换所在的第一上行频带组切换至第二上行频带组进行上行传输切换。
- 根据权利要求15所述的方法,其特征在于,所述预设条件包括以下至少之一:业务到达率低于到达率值;业务优先级高于或低于优先级阈值;业务服务质量低于服务质量阈值。
- 根据权利要求12至16中任一项所述的方法,其特征在于,所述方法还包括:根据协议约定确定上行频带组候选集合或者向所述终端指示所述上行频带组候选集合,其中,所述第一上行频带组和所述第二上行频带组属于所述上行频带组候选集合。
- 根据权利要求12至16中任一项所述的方法,其特征在于,所述方法包括:根据协议约定确定所述终端进行上行传输切换的初始上行频带组或者向所述终端指示所述初始上行频带组。
- 一种上行传输切换***,其特征在于,包括终端和网络设备,其中,所述终 端被配置为实现权利要求1至9中任一项所述的上行传输切换方法,所述网络设备被配置为实现权利要求10至18中任一项所述的上行传输控制方法。
- 一种上行传输切换装置,其特征在于,所述装置包括:处理模块,被配置为确定用于上行传输切换的上行频带组;以及在所述上行频带组包含的上行频带之间进行上行传输切换。
- 一种上行传输控制装置,其特征在于,所述装置包括:处理模块,被配置为确定终端进行上行传输切换的上行频带组;以及不在所述上行频带组以外的上行频带调度或配置所述终端进行上行传输。
- 一种通信装置,其特征在于,包括:处理器;用于存储计算机程序的存储器;其中,当所述计算机程序被处理器执行时,实现权利要求1至9中任一项所述的上行传输切换方法。
- 一种通信装置,其特征在于,包括:处理器;用于存储计算机程序的存储器;其中,当所述计算机程序被处理器执行时,实现权利要求10至18中任一项所述的上行传输控制方法。
- 一种计算机可读存储介质,用于存储计算机程序,其特征在于,当所述计算机程序被处理器执行时,实现权利要求1至9中任一项所述的上行传输切换方法。
- 一种计算机可读存储介质,用于存储计算机程序,其特征在于,当所述计算机程序被处理器执行时,实现权利要求10至18中任一项所述的上行传输控制方法。
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Citations (4)
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CN112751600A (zh) * | 2019-10-31 | 2021-05-04 | 中国电信股份有限公司 | 支持上行载波多天线发射的方法、基站和通信*** |
WO2021249487A1 (zh) * | 2020-06-10 | 2021-12-16 | 华为技术有限公司 | 一种通信方法及装置 |
WO2022076599A1 (en) * | 2020-10-07 | 2022-04-14 | Qualcomm Incorporated | Component carrier switching for wireless communication devices |
CN114642048A (zh) * | 2019-11-01 | 2022-06-17 | 高通股份有限公司 | 用于无线设备的上行链路载波切换 |
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CN112751600A (zh) * | 2019-10-31 | 2021-05-04 | 中国电信股份有限公司 | 支持上行载波多天线发射的方法、基站和通信*** |
CN114642048A (zh) * | 2019-11-01 | 2022-06-17 | 高通股份有限公司 | 用于无线设备的上行链路载波切换 |
WO2021249487A1 (zh) * | 2020-06-10 | 2021-12-16 | 华为技术有限公司 | 一种通信方法及装置 |
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