CN116368769A - Information processing method and device, communication equipment and storage medium - Google Patents
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Abstract
The embodiment of the disclosure provides an information processing method and device, a communication device and a storage medium. The information processing method performed by the UE includes: receiving configuration information; wherein the configuration information indicates at least a first carrier; the first carrier wave includes: a plurality of carriers belonging to non-terrestrial network NTN devices; determining a second carrier according to the configuration information; wherein the second carrier is used for carrier aggregation or dual connectivity.
Description
Technical Field
The present disclosure relates to the field of wireless communication technology, and in particular, to an information processing method and apparatus, a communication device, and a storage medium.
Background
The continuous emergence of new generation of internet applications such as Augmented Reality (AR) or Virtual Reality (VR) has put forward higher requirements on wireless communication technologies, and the continuous evolution of the wireless communication technologies is driven to meet the application requirements. Cellular mobile communication technology is currently in the evolution phase of the new generation technology. An important feature of the new generation of technology is the flexible configuration that supports multiple service types. As different service types have different requirements for wireless communication technologies, the main requirements of the enhanced mobile broadband (enhanced Mobile Broadband, eMBB) service types are focused on the aspects of large bandwidth, high rate and the like. The main requirements of ultra-reliable low latency (Ultra Reliable Low Latency Communication, URLLC) traffic types are focused on higher reliability and low latency; the main requirements of large-scale machine communication (massive Machine Type Communication, mctc) traffic types are focused on large connection numbers. New generation wireless communication systems therefore require flexible and configurable designs to support the transmission of multiple traffic types.
Disclosure of Invention
The embodiment of the disclosure provides an information processing method and device, a communication device and a storage medium.
A first aspect of the present common embodiment provides an information processing method, wherein the method is performed by a user equipment UE, and the method includes:
receiving configuration information; wherein the configuration information indicates at least a first carrier; the first carrier wave includes: a plurality of carriers belonging to Non-terrestrial network (Non-terrestrial network, NTN) devices;
determining a second carrier according to the configuration information; wherein the second carrier is used for carrier aggregation or dual connectivity.
A second aspect of an embodiment of the present disclosure provides an information processing method, where the method is performed by a non-terrestrial network NTN device, the method including:
transmitting configuration information; wherein the configuration information indicates at least a first carrier; the first carrier is an alternative carrier of carrier aggregation or double connection; the first carrier wave includes: a plurality of carriers belonging to the NTN device.
A third aspect of an embodiment of the present disclosure provides an information processing apparatus, wherein the apparatus includes:
a first receiving module configured to receive configuration information; wherein the configuration information indicates at least a first carrier; the first carrier wave includes: a plurality of carriers belonging to non-terrestrial network NTN devices;
A determining module configured to determine a second carrier according to the configuration information; wherein the second carrier is used for carrier aggregation or dual connectivity.
A fourth aspect of the disclosed embodiments provides an information processing apparatus, wherein the apparatus includes:
a second transmitting module configured to transmit the configuration information; wherein the configuration information indicates at least a first carrier; the first carrier is an alternative carrier of carrier aggregation or double connection; the first carrier wave includes: a plurality of carriers belonging to the NTN device.
A fifth aspect of the disclosed embodiments provides a communication device comprising a processor, a transceiver, a memory and an executable program stored on the memory and capable of being executed by the processor, wherein the processor executes the method provided in any one of the first or second aspects when the executable program is executed by the processor.
A sixth aspect of the disclosed embodiments provides a computer storage medium storing an executable program; the executable program, when executed by a processor, is capable of implementing a method as provided in any one of the first or second aspects.
According to the technical scheme provided by the embodiment of the disclosure, the UE receives the configuration information of the first carrier which can be used for carrier aggregation or establishing dual connection, and the first carrier can be a plurality of carriers from the NTN equipment, so that the UE accessing the NTN can increase the transmission bandwidth and improve the transmission rate based on carrier aggregation and/or dual connection.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of embodiments of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the embodiments of the disclosure.
Fig. 1A is a schematic diagram of a wireless communication system according to an exemplary embodiment;
FIG. 1B is a diagram illustrating a propagation delay between upstream and downstream according to an example embodiment;
FIG. 1C is a diagram illustrating a propagation delay between upstream and downstream according to an example embodiment;
fig. 1D is a schematic diagram illustrating an NTN-based carrier aggregation in accordance with an example embodiment;
FIG. 2A is a flow chart of a method of information processing according to an exemplary embodiment;
FIG. 2B is a flow chart of a method of information processing according to an exemplary embodiment;
FIG. 2C is a flow chart of a method of information processing according to an exemplary embodiment;
FIG. 3A is a flow chart illustrating a method of information processing according to an exemplary embodiment;
FIG. 3B is a flow chart illustrating a method of information processing according to an exemplary embodiment;
fig. 4 is a schematic structural view of an information processing apparatus according to an exemplary embodiment;
fig. 5 is a schematic diagram showing a structure of an information processing apparatus according to an exemplary embodiment;
fig. 6 is a schematic diagram illustrating a structure of a UE according to an exemplary embodiment;
fig. 7 is a schematic diagram of a network device according to an exemplary embodiment.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary embodiments do not represent all implementations consistent with the embodiments of the present disclosure. Rather, they are merely examples of apparatus and methods consistent with aspects of embodiments of the present disclosure.
The terminology used in the embodiments of the disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the disclosure. As used in this disclosure, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will also be understood that the terms and/or terms used herein refer to and encompass any and all possible combinations of one or more of the associated listed items.
It should be understood that although the terms first, second, third, etc. may be used in embodiments of the present disclosure to describe various information, these information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, the first information may also be referred to as second information, and similarly, the second information may also be referred to as first information, without departing from the scope of embodiments of the present disclosure. Depending on the context, words as used herein may be interpreted if they are interpreted as at … … or at … … or in response to a determination.
Referring to fig. 1A, a schematic structural diagram of a wireless communication system according to an embodiment of the disclosure is shown. As shown in fig. 1A, the wireless communication system is a communication system based on a cellular mobile communication technology, and may include: a number of UEs 11 and a number of access devices 12. In some embodiments, the communication system may further comprise: one or more core network devices, not shown in fig. 1A. The core network device includes, but is not limited to: a mobility management entity (Mobile Management Entity, MME) or an access management function (Access Management Function, AMF), etc.
Wherein UE 11 may be a device that provides voice and/or data connectivity to a user. The UE 11 may communicate with one or more core networks via a radio access network (Radio Access Network, RAN), and the UE 11 may be an internet of things UE, such as a sensor device, a mobile phone (or cellular phone) and a computer with an internet of things UE, for example, a fixed, portable, pocket, hand-held, computer-built-in or vehicle-mounted device. Such as a Station (STA), subscriber unit (subscriber unit), subscriber Station (subscriber Station), mobile Station (mobile Station), mobile Station (mobile), remote Station (remote Station), access point, remote terminal (remote terminal), access terminal (access terminal), user terminal (user terminal), user agent (user agent), user device (user equipment), or User Equipment (UE). Alternatively, the UE 11 may be an unmanned aerial vehicle device. Alternatively, the UE 11 may be a vehicle-mounted device, for example, a laptop with a wireless communication function, or a wireless communication device externally connected to the laptop. Alternatively, the UE 11 may be a roadside device, for example, a street lamp, a signal lamp, or other roadside devices having a wireless communication function.
Wherein the access device 12 may be an evolved base station (eNB) employed in a 4G system. Alternatively, access device 12 may be a base station (gNB) in a centralized and distributed architecture in a 5G system. When the access device 12 employs a centralized and distributed architecture, it typically includes a Centralized Unit (CU) and at least two Distributed Units (DUs). A protocol stack of a packet data convergence protocol (Packet Data Convergence Protocol, PDCP) layer, a radio link layer control protocol (Radio Link Control, RLC) layer, and a medium access control (Media Access Control, MAC) layer is provided in the centralized unit; a Physical (PHY) layer protocol stack is provided in the distribution unit, and the specific implementation of the access device 12 is not limited by the embodiments of the present disclosure.
A wireless connection may be established between access device 12 and UE 11 over a wireless air interface. In various embodiments, the wireless air interface is a fourth generation mobile communication network technology (4G) standard-based wireless air interface; or, the wireless air interface is a wireless air interface based on a fifth generation mobile communication network technology (5G) standard, for example, the wireless air interface is a new air interface; alternatively, the wireless air interface may be a wireless air interface based on a 5G-based technology standard of a next generation mobile communication network.
In the research of wireless communication technology, satellite communication is considered as an important aspect of future development of wireless communication technology. Satellite communication refers to communication by a radio communication device on the ground using a satellite as a relay, or communication by a radio communication device mounted on the satellite. The satellite communication system is composed of a satellite part and a ground part. The satellite communication is characterized in that: the communication range is large; communication can be performed from any two points as long as the communication is within the range covered by the electric wave emitted by the satellite; is not easily affected by land disasters (high reliability). Satellite communications, as a complement to current terrestrial cellular communications systems, may have the following benefits:
Extension covering: for areas with high cost, such as ocean, desert, remote mountain areas and the like, which cannot be covered by the current cellular communication system, the problem of communication can be solved through satellite communication.
Emergency communication: in extreme cases where disasters such as earthquakes and the like have occurred that render the infrastructure for cellular communications unusable, a communication connection can be established quickly using satellite communications.
Industry applications are provided: for example, for long-distance transmission delay sensitive services, the delay of service transmission can be reduced by satellite communication.
It is expected that in future wireless communication systems, the satellite communication system and the terrestrial cellular communication system will gradually achieve deep convergence, and truly achieve intelligent networking. In satellite communication systems, there is a large deviation in uplink and downlink time (timing) due to a large propagation distance. The terminal needs to maintain uplink synchronization based on global navigation satellite system (Global Navigation Satellite System, GNSS) measurements and some assistance information.
In the satellite communication scenario, the data transmission has a relatively long time due to a relatively long signal transmission distance between the transmitting end and the receiving end. The Uplink (UL) time slots and the Downlink (DL) time slots of the same number of the base station may or may not be aligned in the time domain. As shown in fig. 1B, the nth uplink slot and the nth downlink slot of the base station are aligned in the time domain. There is a Timing Advance (TA) between the nth UL slot of the UE and the nth DL slot of the UE. As shown in fig. 1C, the nth DL slot of the base station is earlier than the nth UL slot, and it is apparent that the uplink and downlink slots of the same sequence number of the base station are not aligned in the time domain. At this time, the UE has one TA between the UL slot and the DL slot.
The beams transmitted by the NTN devices shown in fig. 1D, which may be satellite 1, satellite 2, and satellite 3, may all cover the range of the terminal. In order to improve the transmission bandwidth or improve the reliability of data transmission, the terminal may perform carrier aggregation. The different carriers of the carrier aggregation may be different beams from the same satellite or service beams from different satellites.
As shown in fig. 2A, an embodiment of the present disclosure provides an information processing method, wherein the method is performed by a UE, and includes:
s1110: receiving configuration information; wherein the configuration information indicates at least a first carrier; the first carrier wave includes: a plurality of carriers belonging to the NTN device;
s1120: and determining a second carrier according to the configuration information.
The second carrier may be used for carrier aggregation or dual connectivity for the UE.
The UE may be any type of communication device, such as the UE shown in fig. 1A. The UE may include: cell phone, tablet computer, wearable equipment, vehicle-mounted equipment, intelligent household equipment, intelligent office equipment, vehicle-mounted equipment or flying equipment and the like.
Illustratively, configuration information sent by the NTN device is received, which may be carried in an RRC message, a MAC layer message, or downlink control information (Downlink Control Information, DCI).
The configuration information indicates at least a plurality of carriers that the UE can use for carrier aggregation or dual connectivity.
The plurality of first carriers are carriers belonging to NTN devices, i.e. NTN carriers, i.e. carriers used by the NTN network.
The different first carriers may be from the same NTN device or from different NTN devices, for example.
Carrier aggregation is that when the UE supports carrier aggregation, two or more carriers belonging to the same radio access technology (Radio Access Technology, RAT) can be simultaneously used as service carriers of the UE, so as to increase transmission bandwidth and transmission rate.
A dual connectivity is when a UE supports dual connectivity, the UE may establish connectivity with two or more cells at the same time, the RATs supported by the cells may be the same or different, and each cell may communicate with the UE over one or more carriers.
Notably, are: the carrier aggregation and dual connectivity may or may not be performed simultaneously.
The NTN device may be any over-the-air device of NTN. Illustratively, the over-the-air device may include an NTN access device or an NTN relay device. Notably, are: the first carrier may be a carrier of one or more NTN devices of the NTN.
The UE may select a portion or all of the plurality of first carriers for carrier aggregation and/or dual connectivity.
In this way, the UE accessing the NTN may also increase the transmission bandwidth and increase the transmission rate based on carrier aggregation and/or dual connectivity.
In some embodiments, the configuration information includes:
first carrier information indicating the first carrier;
first time information indicating an available time of the first carrier.
Illustratively, the first carrier information may include at least one of:
carrier identifications, wherein one carrier identification indicates one first carrier;
carrier group identification, wherein one carrier group identification indicates one carrier group, one carrier group comprising one or more carriers;
carrier set identifiers, wherein one carrier set identifier indicates one carrier set, one carrier set may include: one or more carrier groups, or one or more carriers.
Still further exemplary, the first carrier information may include: frequency information of the first carrier. Illustratively, the frequency information may indicate the number of frequency points of the carrier, the number of bandwidth parts (BWP), the number of subcarriers, and the like. In some embodiments, the frequency information may include: frequency value and bandwidth value of the center frequency, etc.
In general, the first carrier information may be any information capable of determining the first carrier.
In some embodiments, the configuration information may include the first carrier information alone, and the available time for each first carrier may be acknowledged in accordance with a protocol convention; alternatively, the UE may be the available time of the first carrier for the time period between receipt of the configuration information and the preset signaling. The preset signaling may indicate a carrier that the first carrier cannot continue to use.
The first time information may be any information capable of determining the time available for the first carrier. The first time information may be optional information in the configuration information.
Illustratively, the first time information may include: duration information. For example, after receiving the configuration information, the UE may consider that the receiving time of the configuration information is the starting time of the first carrier availability time. And the time length information indicates the available time length, and the starting time is shifted in the time domain by equal to the available time length indicated by the time length information, so that the ending time of the available time of the first carrier can be determined.
Still further exemplary, the first time information may include: start time information. The start-stop time information indicates a start time and an end time of the available time of the first carrier, respectively.
Again by way of example, the first time information may include: and termination time information indicating a termination time of the available time. In this case, the starting time of the available time may be determined according to a predefined rule such as a protocol contract, or an instruction indicating the start transmitted by the NTN device.
Illustratively, the time of availability of the first carrier may be: and the method is determined according to a preset Area such as a Tracking Area (TA) or a cell group where the UE is currently located covered by the first carrier. The UEs may move in the preset area, and the specific positions of different UEs in the preset area are different, for example, some UEs are located at the edge of the preset area and some UEs are located at the middle position of the preset area. The time range in which the UE can communicate with the network side using the first carrier is different for different locations. Multiple cells within a cell group may be distributed adjacently at the surface.
In some examples, the NTN may cover the ground continuously or discontinuously. If the NTN discontinuously covers the ground, the area on the ground may not be covered by the network signal of the NTN in some time periods, and the first time information may be a time range in which the network signal of the NTN device to which the first carrier belongs can cover a preset area.
In some embodiments, the determining the second carrier according to the configuration information includes: and selecting a second carrier wave meeting preset conditions from the first carrier waves according to the configuration information.
The preset condition may be a condition of carrier aggregation or a condition of dual connectivity, for example. In this way, the UE may select a second carrier meeting a preset condition from the first carriers.
For example, the condition information of the preset condition may define a carrier attribute that may be the second carrier, and at this time, the first carrier that may be the second carrier may be selected at least according to the carrier attribute of the first carrier.
In other embodiments, the determining the second carrier according to the configuration information includes: and removing the first carrier wave which does not meet the preset condition according to the configuration information.
In this embodiment, the UE selects the second carrier that does not meet the condition from the first carriers, and the remaining first carriers are the second carriers that meet the preset condition.
The condition information of the preset condition defines, for example, a carrier attribute that cannot be the second carrier. At this time, the first carrier that cannot be used as the second carrier may be excluded according to the carrier attribute of the first carrier, and the remaining first carriers are carriers that can be used for UE carrier aggregation and/or dual connectivity.
In some embodiments, the second carrier comprises at least one of:
the track height of any NTN equipment to which the second carrier belongs is located in a first range; the relative distance between the UE and the NTN equipment to which the second carrier belongs is in a second range;
and the timing quantity corresponding to the second carrier is in a third range.
The second carrier herein is the aforementioned carrier for UE carrier aggregation or dual connectivity.
NTN devices of different track heights have different amounts of transmission delay (i.e., timing) relative to the same location on the ground. In order to enable the UE to better realize carrier aggregation, the track heights of NTN devices to which the plurality of second carriers belong are about to be similar, so that the difference between uplink and downlink timing amounts between the UE and the NTN devices is small, and the UE can conveniently perform signaling and/or data transmission based on carrier aggregation or based on dual connection and a network side.
For example, the track height difference of NTN devices to which the two second carriers belong may be between 8KM and 12KM. For example, the track height difference of the NTN device of the NTN devices to which the two second carriers belong may be less than or equal to 10KM.
The distance difference between the UE and different NTN devices is small, so that the delay difference between the UE and each of the NTN devices on two carriers is almost the same, and thus, the capability requirement for carrier aggregation and/or dual connectivity of the UE is small, so that the relative distances between the UE and the NTN devices of the second carrier can be required to be within the second range. The difference between the upper and lower limits of the second range may be 8KM to 12KM, and in particular may be 10KM.
The Timing amount herein includes, but is not limited to, timing Advance (TA), other delay parameters, and the like. Illustratively, the other delay parameters include, but are not limited to, a timing offset value (Koffset). The timing offset value may be used for transmission timing determination of the following channels:
a physical uplink shared channel (Physical Uplink Shared Channel, PUSCH) transmission timing scheduled by the downlink control information (Downlink Control Information, DCI); the transmission timing includes, but is not limited to, channel state information (Channel State Information, CSI) on PUSCH and/or traffic data transmission timing on PUSCH;
authorizing the scheduled PUSCH transmission timing by a random access response (Random Access Response, RAR);
hybrid automatic repeat request (Hybrid Automatic Repeat Request-Acknowledge character, HARQ) transmission timing on a physical uplink control channel (Physical Uplink Control Channel, PUCCH);
CSI reference source timing;
aperiodic sounding reference signal (Sounding Reference Signal, SRS) transmission timing.
Of course, the foregoing is merely illustrative of transmission delay, and the specific implementation is not limited to the foregoing examples.
The distance between the UE and the NTN device (e.g., an air device of NTN) is an important variable for determining the transmission delay, and in this case, in order to implement carrier aggregation or dual connectivity of the UE, in the embodiments of the present disclosure, the track height of the NTN device may not be considered, but the relative distance between the NTN device and the UE may be considered, and if the difference between the relative distances between the NTN device to which any two carriers belong and the UE is within the second range, the two carriers may be used as the second carrier for carrier aggregation and/or dual connectivity of the UE.
In other embodiments, the difference in timing between the NTN device and the UE in any two carriers is small, for example, the difference in timing is in the third range, which indicates that the UE may perform uplink transmission and/or downlink transmission based on the two carriers at the same time, that is, the two carriers meet the requirements of carrier aggregation and/or dual connectivity. Illustratively, the difference between TAs of NTN devices corresponding to any two second carriers used by the UE for carrier aggregation or for dual connectivity is within 8 to 12us, such as 10us.
The above is merely an illustration of carriers satisfying the second preset condition, and the specific implementation is not limited to the above illustration.
Illustratively, the foregoing information processing method may include at least one of:
according to the configuration information, determining the first carrier wave with the track height of the corresponding NTN equipment being in a first range as the second carrier wave;
according to the configuration information, determining the first carrier wave with the relative distance in a second range before the corresponding NTN equipment and the UE as the second carrier wave;
and according to the configuration information, determining the first carrier with the corresponding timing quantity positioned in a third range as the second carrier.
Illustratively, the timing amount corresponding to the second carrier is within a third range, including:
the difference of the uplink timing quantity corresponding to any two second carriers is smaller than a first threshold;
and/or the number of the groups of groups,
and the difference of the timing adjustment parameters of the downlink timing quantity corresponding to any two second carriers is smaller than a second threshold.
The uplink timing amount may be TA or Koffset of uplink transmission of the UE. The downlink timing may be a TA or Koffset received by the UE in the downlink.
In some embodiments, the first threshold and the second threshold may be equal or unequal. Illustratively, the first threshold and/or the second threshold may each be 5us, 6us, 7us, 10us, or the like.
The UE may select a plurality of second carriers having a difference in a plurality of uplink timing amounts less than a first threshold, perform uplink transmission based on carrier aggregation or dual connectivity to increase a transmission bandwidth and/or obtain a frequency gain.
The UE may select a plurality of second carriers having a difference in a plurality of downlink timing amounts less than a second threshold, perform downlink transmission based on carrier aggregation or dual connectivity to increase transmission bandwidth and/or obtain frequency gain.
Illustratively, the determining, according to the configuration information, the first carrier with the corresponding timing amount positioned in the third range as the second carrier includes:
According to the configuration information, determining the first carrier wave with the corresponding uplink timing quantitative difference smaller than a first threshold as the second carrier wave;
and/or the number of the groups of groups,
and according to the configuration information, determining the first carrier wave with the corresponding downlink timing quantitative difference smaller than a second threshold as the second carrier wave.
As shown in fig. 2B, an embodiment of the present disclosure provides an information processing method, where the method is performed by a user equipment UE, and the method includes:
s1210: receiving configuration information; wherein the configuration information indicates at least a first carrier; the first carrier wave includes: a plurality of carriers of the NTN device;
s1220: and determining a second carrier according to the configuration information.
S1230: and sending indication information according to the second carrier, wherein the indication information is at least used for determining the second carrier.
In the embodiment of the present disclosure, if the UE selects the second carrier, the UE reports the relevant information (i.e., the indication information) of the selected second carrier to the NTN device.
The indication information may be carried by an RRC message, a MAC message, or uplink control information (Uplink Control Information, UCI) transmitted by the UE. The RRC message may be an RRC connection request message, an RRC restoration request message, an RRC connection reestablishment request message, or the like. The MAC message may be a MAC Control Element (CE).
By sending the indication information, the NTN device may be aware that the UE selects two or more second carriers for carrier aggregation and/or establishment of dual connectivity, and thus the NTN device may further perform related scheduling.
In some embodiments, the indication information is at least used to determine the second carrier.
The indication information may include second carrier information that may be used by the NTN device to determine a second carrier.
Illustratively, the second carrier information may include: a carrier identification that may be used by the NTN device to determine the second carrier.
Still further exemplary, the second carrier information may include: carrier set identification and/or frequency information.
And if the second carrier wave indicated by the indication information is indicated, the UE directly informs the NTN equipment of the selected second carrier wave through the indication information.
In other embodiments, the indication information indicates at least the first carrier other than the second carrier.
Since the configuration information is from the NTN device, the configuration information may be used to determine the first carrier. If the indication information indicates the first carrier except the second carrier, the remaining first carriers are the second carriers. That is, the NTN device may combine the configuration information and the indication information to determine the second carrier after receiving the indication information.
In some embodiments, the indication information further comprises:
and second time information indicating a time range in which the UE uses the second carrier.
The second time information may be: and the UE determines a time period of the second carrier for carrier aggregation and/or double connection according to the position of the UE, the running track information of the NTN equipment and/or the first time information, and indicates the time period by using the second time information.
For example, the period indicated by the second time information may be a sub-period of the period indicated by the first time information, and/or the period indicated by the second time information may be partially within the period indicated by the first time information and partially outside the period indicated by the first time information.
As shown in fig. 2C, an embodiment of the present disclosure provides an information processing method, where the method is performed by a user equipment UE, and the method includes:
s1310: and receiving timing adjustment information, wherein the timing adjustment information is used for adjusting the timing quantity corresponding to one or more second carriers.
The second carrier may be one or more serving carriers of the UE. The plurality of second carriers may be carriers from different NTN devices or different carriers from the same NTN device. The second carrier may be, for example, a carrier for carrier aggregation and/or dual connectivity for the UE.
In one embodiment, the timing adjustment information may include an adjusted timing amount, such that the UE may know the adjusted timing amount by decoding the timing adjustment information after receiving the timing adjustment information.
In another embodiment, the timing adjustment information may indicate a timing adjustment parameter such as an adjustment amount or an adjustment ratio of the timing amounts corresponding to the one or more second carriers. The adjustment amount (also referred to as a timing adjustment amount) and the adjustment ratio may be timing adjustment parameters indicated by the timing adjustment information. The timing adjustment parameter may be used directly for adjustment of the timing quantity.
Illustratively, after receiving the timing adjustment information, the UE needs to obtain an updated timing amount according to the timing adjustment parameter and the current timing amount. For example, assuming that the timing adjustment parameter is an adjustment amount, after receiving the adjustment value, the UE needs to perform addition or subtraction operation on the adjustment amount and the current timing amount, and calculates an updated timing amount. For another example, assuming that the timing adjustment parameter is an adjustment ratio, after receiving the adjustment ratio, the UE needs to multiply the adjustment ratio with the current timing amount to obtain a product, where the product is the updated timing amount.
The timing adjustment information may be used for adjusting an uplink timing amount corresponding to one or more second carriers.
The timing adjustment information may also be used for adjusting the downlink timing amount corresponding to one or more second carriers.
The timing adjustment information may be carried in any downstream message. The downlink message may be an RRC message, a MAC message, or DCI.
In the embodiment of the present disclosure, the reporting of the timing adjustment information may be used for the UE to adjust an uplink timing amount and/or adjust a downlink timing amount, so that the method is applicable to the most suitable timing amount corresponding to the position of the UE relative to the NTN device to which the second carrier belongs.
Notably, are: the information processing method may be implemented alone or in combination with any of the above-described aspects, and for example, the information processing method may be implemented in combination with the information processing method shown in fig. 2A and/or fig. 2B.
In some embodiments, the receiving timing adjustment information includes:
receiving scheduling information comprising the timing adjustment information and a scheduling instruction;
the scheduling instruction is used for scheduling the transmission of the UE.
The scheduling instruction may be an uplink scheduling instruction and/or a downlink scheduling instruction of the UE.
The scheduling instruction may be a scheduling instruction of PUSCH transmission and/or PUCCH transmission; alternatively, the scheduling instruction may be a scheduling instruction of PDSCH transmission and/or PDCCH transmission.
The timing adjustment information and the scheduling instruction are carried in the scheduling information, so that the NTN equipment carries the timing adjustment information when carrying out transmission scheduling, and the UE can execute uplink transmission and/or downlink transmission scheduled by the scheduling instruction according to the timing adjustment information, thereby saving signaling overhead.
For example, the scheduling information may be carried in DCI, so that the timing of the UE using each second carrier may be dynamically performed in time through the DCI.
In some embodiments, the timing adjustment information includes one or more first information fields;
wherein one of the first information fields is used for indicating one timing adjustment parameter; wherein the timing adjustment parameter is used for adjusting the timing amount.
In such an embodiment, the information indicated by one of said first information fields corresponds to a timing adjustment parameter which may be used for adjustment of the amount of timing corresponding to part or all of the second carriers.
The first information field may include one or more bits. A bit value of the first information field may indicate a timing adjustment parameter.
As such, if the UE is configured with X second carriers, the timing adjustment information may include Y first information fields. Here, X may be any positive integer, and Y is a positive integer less than or equal to X.
In one embodiment, a first information field corresponds to a second carrier, i.e., a timing adjustment parameter carried by the first information field is used for adjusting the amount of timing corresponding to the second carrier. Thus, the NTN device may flexibly adjust the timing amount of each second carrier according to the movement of each NTN device and/or the change of the wireless environment.
In another embodiment, one of the first information fields indicates one of the timing adjustment parameters, which may be used for adjustment of the timing amounts corresponding to a plurality of the second carriers, for example, for adjustment of the timing amounts corresponding to all the second carriers. In this case, the method is applicable to the case of adjustment of a plurality of second carrier systems. For example, NTN devices to which the plurality of second carriers belong are air devices of the same type, and at this time, adjustment of timing amounts corresponding to the plurality of second carriers may be indicated by one first information field may be used. The type of aerial device is adapted to the type of satellite, e.g. when the satellites corresponding to the plurality of second carriers are all geostationary, low orbit and/or high orbit satellites, then a first information field may be used to indicate the adjustment of the amount of timing corresponding to the plurality of second satellites.
Illustratively, the timing adjustment parameter may be: an adjustment ratio of the timing amount, and/or the timing adjustment amount.
Table 1 shows a schematic diagram of the first information field indicating the timing adjustment.
Timing adjustment information | Timing adjustment |
00 | Timing adjustment A |
01 | Timing adjustment B |
10 | Timing adjustment amount C |
11 | Timing adjustment D |
TABLE 1
Any of the rows in table 1 may be used alone or in combination with other rows.
In some embodiments, the timing adjustment information includes a second information field;
any indicated value carried by the second information field corresponds to a timing adjustment parameter set; wherein the set of timing adjustment parameters includes one or more timing adjustment parameters; any one of the timing adjustment parameters in the timing adjustment parameter set has a corresponding relationship with one or more of the second carriers.
The timing adjustment parameter may be a timing adjustment ratio, or a timing adjustment amount.
Illustratively, a set of timing adjustment parameters may include a timing adjustment parameter. The timing adjustment parameter may be used for adjustment of the timing amounts of all the second carriers.
Also for example, one timing adjustment parameter set may include a plurality of timing adjustment parameters. One timing adjustment parameter may be used for timing amount determination of one or more second carriers. Illustratively, one timing adjustment parameter may be used for the timing adjustment amount or timing adjustment ratio of one second carrier. Table 2 is an example of an indication value for a set of timing adjustment parameters.
TABLE 2
For example, when the instruction value is 01, the timing adjustment parameter set includes a timing adjustment amount a that can be used for timing adjustment of all the second carriers or for timing adjustment of a specific one of the plurality of second carriers.
For another example, the timing adjustment amount a, the timing adjustment amount B, the timing adjustment amount C, and the timing adjustment amount D may correspond to different second carriers, or the same second carrier in different scenarios, respectively.
Any of the rows in table 2 may be used alone or in combination with other rows.
In the embodiment of the disclosure, the timing adjustment parameters of a plurality of second carriers can be indicated at one time through one second information field, so that signaling overhead can be further reduced.
As shown in fig. 3A, an embodiment of the present disclosure provides an information processing method, wherein the method is performed by an NTN device, and the method includes:
s2110: transmitting configuration information; wherein the configuration information indicates at least a first carrier; the first carrier is an alternative carrier of carrier aggregation or double connection; the first carrier wave includes: a plurality of carriers from different non-terrestrial network NTN devices; and/or multiple carriers from the same NTN device.
The NTN device may be an air device of NTN. The over-the-air device may be an NTN access device located over the air or an over-the-air relay device of the NTN.
The configuration information may be an RRC message, a MAC message, DCI, or the like.
Through the sending of the configuration information, the UE can select a second carrier for carrier aggregation or dual connectivity from a plurality of alternative first carriers, so that the UE accessing to the NTN can also increase the transmission bandwidth and increase the transmission rate based on carrier aggregation and/or dual connectivity.
In some embodiments, the configuration information includes:
first carrier information indicating the first carrier;
first time information indicating an available time of the first carrier.
Illustratively, the first carrier information may include at least one of:
carrier identifications, wherein one carrier identification indicates one first carrier;
carrier group identification, wherein one carrier group identification indicates one carrier group, one carrier group comprising one or more carriers;
carrier set identifiers, wherein one carrier set identifier indicates one carrier set, one carrier set may include: one or more carrier groups, or one or more carriers.
Still further exemplary, the first carrier information may include: frequency information of the first carrier. For example, the frequency information may indicate frequency points and/or subcarrier spacing of carriers, etc.
In general, the first carrier information may be any information capable of determining the first carrier.
In some embodiments, the configuration information may include the first carrier information alone, and the time of availability of each first carrier may be acknowledged in accordance with a protocol convention or determined in accordance with a default rule; alternatively, the UE may be the available time of the first carrier for the time period between receipt of the configuration information and the preset signaling. The preset signaling may indicate a carrier that the first carrier cannot continue to use.
The first time information may be any information capable of determining the time available for the first carrier. The first time information may be optional information in the configuration information.
Illustratively, the first time information may include: duration information. For example, after receiving the configuration information, the UE may consider that the receiving time of the configuration information is the starting time of the first carrier availability time. And the time length information indicates the available time length, and the starting time is shifted in the time domain by equal to the available time length indicated by the time length information, so that the ending time of the available time of the first carrier can be determined.
Still further exemplary, the first time information may include: start time information. The start-stop time information indicates a start time and an end time of the available time of the first carrier, respectively.
Again by way of example, the first time information may include: and termination time information indicating a termination time of the available time. In this case, the starting time of the available time may be determined according to a predefined rule such as a protocol contract, or an instruction indicating the start transmitted by the NTN device.
Illustratively, the time of availability of the first carrier may be: and the method is determined according to a preset Area such as a Tracking Area (TA) or a cell group where the UE is currently located covered by the first carrier. The UEs may move in the preset area, and the specific positions of different UEs in the preset area are different, for example, some UEs are located at the edge of the preset area and some UEs are located at the middle position of the preset area. The time range in which the UE can communicate with the network side using the first carrier is different for different locations.
In some examples, the NTN may cover the ground continuously or discontinuously. If the NTN discontinuously covers the ground, the area on the ground may not be covered by the network signal of the NTN in some time periods, and the first time information may be a time range in which the network signal transmitted by the NTN device to which the first carrier belongs can cover a preset area.
An embodiment of the present disclosure provides an information processing method, where the method is performed by an NTN device, and the method includes:
receiving indication information, wherein the indication information indicates that the NTN equipment determines a second carrier for UE carrier aggregation or dual connection; the second carrier is a carrier of the NTN device.
Notably, are: this embodiment may be performed alone or in combination with the embodiment shown in fig. 3A. When combining the embodiment with the embodiment shown in fig. 3A, the second carrier may be part or all of the first carrier indicated from the configuration information.
The indication information is from the UE. The NTN device may receive an RRC message, a MAC layer message, or uplink control information, etc. including the indication information.
In some embodiments, the indication information indicates the second carrier;
in some embodiments, if the indication information indicates the second carrier directly, the UE informs the NTN device of the second carrier selected by itself directly through the indication information.
In other embodiments, the indication information indicates at least the first carrier other than the second carrier. In such an embodiment, the indication information is equivalent to indirectly indicating the second carrier.
For example, the indication information may include second carrier information.
In one embodiment, the second carrier information may include: and (5) carrier identification.
The carrier identification may indicate the second carrier or a first carrier other than the second carrier. The first carrier other than the second carrier may be referred to herein as a third carrier. If the carrier identifier indicates the third carrier, the NTN device determines the second carrier according to the configuration information and the indication information after receiving the indication information.
In another embodiment, the second carrier information may include: carrier set identification and/or frequency information that may be used to determine the second carrier, or a first carrier other than the second carrier.
The frequency information may include information such as the number of the frequency point and/or the number of the BWP.
In some embodiments, the indication information further comprises:
and second time information indicating a time range in which the UE uses the second carrier.
The second time information may be: and the UE determines a time period of the second carrier for carrier aggregation and/or double connection according to the position of the UE, the running track information of the NTN equipment and/or the first time information, and indicates the time period by using the second time information.
For example, the period indicated by the second time information may be a sub-period of the period indicated by the first time information, and/or the period indicated by the second time information may be partially within the period indicated by the first time information and partially outside the period indicated by the first time information.
In summary, the period of time indicated by the second time information may be: the second carrier may be used for UE carrier aggregation and/or a period of time to establish dual connectivity. Thus, the subsequent NTN equipment can conveniently schedule the UE carrier aggregation and/or dual connectivity according to the second time information.
As shown in fig. 3B, an embodiment of the present disclosure provides an information processing method, wherein the method is performed by an NTN device, and the method includes:
s2210: and sending timing adjustment information, wherein the timing adjustment information is used for adjusting the timing quantity corresponding to one or more second carriers.
The second carrier may be a serving carrier for the UE. The serving carrier may comprise a primary cell carrier and/or a carrier of a secondary cell.
For example, the second carrier may be a carrier for the UE to perform carrier aggregation and/or to establish dual connectivity.
The timing adjustment information may be a timing adjustment amount, and/or a timing adjustment ratio.
The timing adjustment information may be sent by the NTN device to the UE for timing adjustment information transmitted by the UE based on carrier aggregation and/or dual connectivity.
Illustratively, transmitting the timing adjustment information includes:
transmitting scheduling information containing the timing adjustment information and a scheduling instruction;
the scheduling instruction is used for scheduling the transmission of the UE.
The scheduling instruction may be an uplink scheduling instruction and/or a downlink scheduling instruction of the UE.
The scheduling instruction may be a scheduling instruction of PUSCH transmission and/or PUCCH transmission; alternatively, the scheduling instruction may be a scheduling instruction of PDSCH transmission and/or PDCCH transmission.
The timing adjustment information and the scheduling instruction are carried in the scheduling information, so that the NTN equipment carries the timing adjustment information when carrying out transmission scheduling, and the UE can transmit uplink transmission and/or downlink transmission scheduled by the scheduling instruction according to the timing adjustment information, thereby saving signaling overhead.
For example, the scheduling information may be carried in DCI, so that the timing of the UE using each second carrier may be dynamically performed in time through the DCI.
In some embodiments, the timing adjustment information includes one or more first information fields;
in some embodiments, the timing adjustment information includes one or more first information fields;
wherein one of the first information fields is used for indicating the timing adjustment parameters of one or more of the second carriers, that is, the information indicated by the first information field is the same for the timing adjustment parameters of the plurality of second carriers.
The first information field may include one or more bits. A bit value of the first information field may indicate a timing adjustment parameter.
As such, if the UE is configured with X second carriers, the timing adjustment information may include Y first information fields. Here, X may be any positive integer, and Y is a positive integer less than or equal to X.
Illustratively, one first information field corresponds to one second carrier, and thus, the NTN device may flexibly adjust the timing amount of each second carrier according to the movement of each NTN device and/or the change of the wireless environment.
Also exemplary, one of the first information fields is for indicating one of the timing adjustment parameters. The timing adjustment parameter may be for part or all of the second carriers, in which case it is applicable in case of multiple second carrier system adjustments. For example, NTN devices to which the plurality of second carriers belong are air devices of the same type, and at this time, adjustment of timing amounts corresponding to the plurality of second carriers may be indicated by one first information field may be used. The type of aerial device is adapted to the type of satellite, e.g. when the satellites corresponding to the plurality of second carriers are all geostationary, low orbit and/or high orbit satellites, then a first information field may be used to indicate the adjustment of the amount of timing corresponding to the plurality of second satellites.
Illustratively, the timing adjustment parameter may be: an adjustment ratio of the timing amount, and/or an adjustment of the timing amount.
In some embodiments, the timing adjustment information includes a second information field;
any indicated value carried by the second information field corresponds to a timing adjustment parameter set; wherein the set of timing adjustment parameters includes one or more timing adjustment parameters; any one of the timing adjustment parameters in the timing adjustment parameter set has a corresponding relationship with one or more of the second carriers.
The timing adjustment parameter may be a timing adjustment ratio, or a timing adjustment amount.
Illustratively, a set of timing adjustment parameters may include a timing adjustment parameter. The timing adjustment parameter may be used for adjustment of the timing amounts of all the second carriers.
Also for example, one set of timing adjustment parameters may include one or more timing adjustment parameters. One timing adjustment parameter may be used for timing amount determination of one or more second carriers. Illustratively, one timing adjustment parameter may be used for the timing adjustment amount or timing adjustment ratio of one second carrier. The embodiment of the disclosure provides a scheduling method for a plurality of satellites or a plurality of beams of one satellite serving one UE in a satellite communication scene, which can efficiently execute data scheduling and improve the data transmission rate of the UE.
In the disclosed embodiment, it is assumed that one satellite operates on one carrier, but of course, one satellite may operate on a plurality of carriers based on the same principle.
The UE receives configuration information of the base station and determines aggregated carrier information. The configuration information at least comprises frequency range information and/or identification information of candidate carriers. The candidate carrier is also referred to as an alternative carrier, i.e., the first carrier described above.
In one embodiment, the UE receives configuration information of the base station to determine aggregated carrier information. The configuration information may be carried by higher layer signaling (e.g., RRC signaling), MAC CE, or physical layer signaling such as DCI. For example, the UE receives configuration information of RRC signaling bearers of the base station, determines a candidate carrier set, and activates part of carriers in the second carrier set through higher layer signaling (e.g., MAC CE). And the UE performs data scheduling on the determined partial carrier. Further, the configuration information further includes information of an available time range of the first carrier.
In one embodiment, the UE receives configuration information of the base station, determines the second carrier set and the available time information, determines identification information of carriers to be actually aggregated, and reports the identification information of the carriers to be actually aggregated to the base station. The base station determines carriers for aggregation based on the reported information of the UE.
In one embodiment, the UE receives configuration information of the base station, determines ephemeris information of a satellite corresponding to the second carrier, and determines that the first satellite does not meet the aggregation condition, and reports the second satellite or reports the indication information for deactivating the first satellite. The satellite is one of the NTN devices.
In some cases, when the base station side updates the satellite corresponding to the carrier available for carrier aggregation, the UE re-receives the configuration information of the base station to determine the information of the new satellite set. The determination that the certain satellite does not satisfy the aggregation condition may be that a difference in altitude between the orbit altitude of the target satellite and the orbit altitudes of the remaining satellites exceeds a predetermined range, or that a difference in timing between the timing amount of the certain satellite and the timing amount of the other satellites exceeds a specific range.
The UE receives scheduling information of the base station and determines to perform transmission of data on a plurality of satellites.
The predefined location or the information field of the configurable location in the scheduling information carries timing adjustment information, which may also be referred to as timing value timing information.
The timing indication information is used for determining timing adjustment of data transmission on different satellites by the UE. The bit length of the information field is predefined or defined by configuration information of the base station. The timing indication information may be an uplink timing adjustment parameter or a downlink timing adjustment parameter. When the timing indication information indicates a timing adjustment parameter of uplink transmission, the UE needs to adjust a transmission timing amount of uplink transmission according to the timing indication information when performing uplink transmission for a corresponding satellite. When the timing indication information indicates a timing adjustment parameter for downlink reception, the UE needs to adjust the timing amount of downlink data reception according to the indication information when performing downlink data reception for the target satellite.
The UE receives configuration information of the base station to determine a configuration set of timing indication information. Illustratively, the configuration information determines the amount of timing used by the information field, as may be seen in table 3.
TABLE 3 Table 3
Further, when supporting simultaneous scheduling of data transmissions on multiple satellites via one scheduling information, the information field may determine timing adjustments on multiple satellites by way of separate indications or by way of a joint indication.
In the case of separate indications, the scheduling information comprises a plurality of independent information fields, each of which indicates a timing adjustment parameter on a satellite. The UE determines timing adjustment parameters for the satellites according to predefined rules. The timing adjustment parameters carried by the information field may be used to adjust the amount of timing of one or more carriers of a satellite.
In the case of joint indication, the UE determines timing adjustment parameters for a plurality of satellites through one information domain. And the UE receives the timing adjustment parameters of the base station, determines a used timing relation according to the information field, and determines the final used timing quantity according to the timing relation. The UE determines timing adjustment parameters for a plurality of satellites based on predefined rules. As shown in table 4:
TABLE 4 Table 4
As shown in fig. 4, an embodiment of the present disclosure provides an information processing apparatus, wherein the apparatus includes:
a first receiving module 110 configured to receive configuration information; wherein the configuration information indicates at least a first carrier; the first carrier wave includes: a plurality of carriers of the NTN device;
a determining module 120 configured to determine a second carrier according to the configuration information; wherein the second carrier is used for carrier aggregation or dual connectivity.
The information processing apparatus may be a UE.
In some embodiments, the first receiving module 110 and the determining module 120 may be program modules; the program modules may be capable of carrying out the operations described above when executed by a processor.
In other embodiments, the first receiving module 110 and the determining module 120 may be a soft-hard combining module; the soft and hard combined module comprises, but is not limited to, various programmable arrays including, but not limited to, field programmable arrays and/or complex programmable arrays.
In still other embodiments, the first receiving module 110 and the determining module 120 may be pure hardware modules including, but not limited to, application specific integrated circuits.
As will be appreciated, the configuration information includes:
First carrier information indicating the first carrier;
first time information indicating an available time of the first carrier.
As can be appreciated, the determining module 120 is configured to select, according to the configuration information, a second carrier that meets a preset condition from the first carriers; or removing the first carrier wave which does not meet the preset condition according to the configuration information.
It is understood that the second carrier wave comprises at least one of:
the track height of any NTN equipment to which the second carrier belongs is located in a first range;
the relative distance between the UE and the NTN equipment to which the second carrier belongs is in a second range;
and the timing quantity corresponding to the second carrier is in a third range.
It may be appreciated that the timing amount corresponding to the second carrier is within a third range, including:
the difference of the uplink timing amounts corresponding to any two second carriers is smaller than a first threshold;
and/or the number of the groups of groups,
and the difference of the downlink timing amounts corresponding to any two second carriers is smaller than a second threshold.
It will be appreciated that the apparatus further comprises:
the first receiving module 110 is further configured to send indication information according to the second carrier, where the indication information is at least used for determining the second carrier.
It is understood that the indication information indicates at least the second carrier.
It is understood that the indication information indicates at least the first carrier other than the second carrier.
It is understood that the indication information further includes:
and second time information indicating a time range in which the UE uses the second carrier.
As will be appreciated, the indication information indicates at least the second carrier; or, the indication information indicates at least the first carrier other than the second carrier.
It is understood that the indication information further includes: and second time information indicating a time range in which the UE uses the second carrier.
In other embodiments, the first receiving module 110 is configured to receive scheduling information including the timing adjustment information and scheduling instructions; the scheduling instruction is used for scheduling the transmission of the UE.
As will be appreciated, the timing adjustment information includes one or more first information fields;
the first information field is used for indicating a timing adjustment parameter, and the timing adjustment parameter is used for adjusting timing amounts corresponding to one or more second carriers.
As will be appreciated, the timing adjustment information includes a second information field;
any indicated value carried by the second information field corresponds to a timing adjustment parameter set; wherein the set of timing adjustment parameters includes one or more timing adjustment parameters; any one of the timing adjustment parameters in the timing adjustment parameter set has a corresponding relation with one or more of the second carriers; wherein the timing adjustment parameter is used for adjusting the timing quantity.
As shown in fig. 5, an embodiment of the present disclosure provides an information processing apparatus, wherein the apparatus includes:
a second transmitting module 210 configured to transmit the configuration information; wherein the configuration information indicates at least a first carrier; the first carrier is an alternative carrier of carrier aggregation or double connection; the first carrier wave includes: multiple carriers of the NTN device.
The information processing apparatus may be an NTN device.
The second transmitting module 210 may be a program module, a hard-soft combined module, or a pure hardware module. The information processing apparatus may further include a storage module connected to the second transmission module 210, which may be used for storing configuration information.
As will be appreciated, the configuration information includes:
First carrier information indicating the first carrier;
first time information indicating an available time of the first carrier.
It will be appreciated that the apparatus further comprises:
a second receiving module configured to receive the indication information;
and the carrier module is configured to determine the second carrier according to the indication information.
As will be appreciated, the indication information indicates the second carrier; or, the first carrier other than the second carrier is indicated.
It is understood that the indication information further includes:
and second time information indicating a time range in which the UE uses the second carrier.
As can be appreciated, the second transmitting module 210 is further configured to transmit timing adjustment information, where the timing adjustment information is used to adjust the timing amounts corresponding to one or more of the second carriers.
As will be appreciated, the second transmitting module 210 is further configured to transmit scheduling information including the timing adjustment information and scheduling instructions;
the scheduling instruction is used for scheduling the transmission of the UE.
As will be appreciated, the timing adjustment information includes one or more first information fields;
wherein one of said first information fields is for indicating one of said timing adjustment parameters; a timing adjustment parameter may be used to adjust the amount of timing corresponding to one or more second carriers.
As will be appreciated, the timing adjustment information includes a second information field;
any indicated value carried by the second information field corresponds to a timing adjustment parameter set; wherein the set of timing adjustment parameters includes one or more timing adjustment parameters; any one of the timing adjustment parameters in the timing adjustment parameter set has a corresponding relation with one or more of the second carriers; wherein the timing adjustment parameter is used for adjusting the timing quantity.
As can be appreciated, the second transmitting module 210 is configured to transmit scheduling information including the timing adjustment information and scheduling instructions;
the scheduling instruction is used for scheduling the transmission of the UE.
The embodiment of the disclosure provides a communication device, comprising:
a memory for storing processor-executable instructions;
the processor is connected with the memories respectively;
wherein the processor is configured to execute the information processing method provided in any of the foregoing technical solutions.
The processor may include various types of storage medium, which are non-transitory computer storage media, capable of continuing to memorize information stored thereon after a power down of the communication device.
Here, the communication apparatus includes: UE or NTN device.
The processor may be connected to the memory via a bus or the like for reading an executable program stored on the memory, for example at least one of the methods shown in any of fig. 2A to 2C, 3A to 3B.
Fig. 6 is a block diagram of a UE 800, according to an example embodiment. For example, the UE 800 may be a mobile phone, a computer, a digital broadcast user equipment, a messaging device, a game console, a tablet device, a medical device, an exercise device, a personal digital assistant, and the like.
Referring to fig. 6, ue 800 may include one or more of the following components: a processing component 802, a memory 804, a power component 806, a multimedia component 808, an audio component 810, an input/output (I/O) interface 812, a sensor component 814, and a communication component 816.
The processing component 802 generally controls overall operation of the UE 800, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations. The processing component 802 may include one or more processors 820 to execute instructions to generate all or part of the steps of the methods described above. Further, the processing component 802 can include one or more modules that facilitate interactions between the processing component 802 and other components. For example, the processing component 802 can include a multimedia module to facilitate interaction between the multimedia component 808 and the processing component 802.
The memory 804 is configured to store various types of data to support operations at the UE 800. Examples of such data include instructions for any application or method operating on the UE 800, contact data, phonebook data, messages, pictures, videos, and the like. The memory 804 may be implemented by any type or combination of volatile or nonvolatile memory devices 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.
The power supply component 806 provides power to the various components of the UE 800. The power components 806 may include a power management system, one or more power sources, and other components associated with generating, managing, and distributing power for the UE 800.
The multimedia component 808 includes a screen between the UE 800 and the user that provides an output interface. In some embodiments, 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 sense not only the boundary of a touch or slide action, but also the duration and pressure associated with the touch or slide operation. In some embodiments, the multimedia component 808 includes a front camera and/or a rear camera. The front camera and/or the rear camera may receive external multimedia data when the UE 800 is in an operation mode, such as a photographing mode or a video mode. Each front camera and rear camera may be a fixed optical lens system or have focal length and optical zoom capabilities.
The audio component 810 is configured to output and/or input audio signals. For example, the audio component 810 includes a Microphone (MIC) configured to receive external audio signals when the UE 800 is in an operational mode, such as a call mode, a recording mode, and a voice recognition mode. The received audio signals may be further stored in the memory 804 or transmitted via the communication component 816. In some embodiments, audio component 810 further includes a speaker for outputting audio signals.
The I/O interface 812 provides an interface between the processing component 802 and peripheral interface modules, which may be a keyboard, click wheel, buttons, etc. These buttons may include, but are not limited to: homepage button, volume button, start button, and lock button.
The sensor component 814 includes one or more sensors that provide status assessment of various aspects for the UE 800. For example, the sensor component 814 may detect an on/off state of the device 800, a relative positioning of components, such as a display and keypad of the UE 800, the sensor component 814 may also detect a change in position of the UE 800 or a component of the UE 800, the presence or absence of user contact with the UE 800, an orientation or acceleration/deceleration of the UE 800, and a change in temperature of the UE 800. The sensor assembly 814 may include a proximity sensor configured to detect the presence of nearby objects without any physical contact. The sensor assembly 814 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications. In some embodiments, the sensor assembly 814 may also include an acceleration sensor, a gyroscopic sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
The communication component 816 is configured to facilitate communication between the UE 800 and other devices, either wired or wireless. The UE 800 may access a wireless network based on a communication standard, such as WiFi,2G, or 3G, or a combination thereof. In one exemplary embodiment, the communication component 816 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel. In one exemplary embodiment, the communication component 816 further includes a Near Field Communication (NFC) module to facilitate short range communications. For example, the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, infrared data association (IrDA) technology, ultra Wideband (UWB) technology, bluetooth (BT) technology, and other technologies.
In an exemplary embodiment, the UE 800 may be implemented 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 Arrays (FPGAs), controllers, microcontrollers, microprocessors, or other electronic elements for executing the methods described above.
In an exemplary embodiment, a non-transitory computer-readable storage medium is also provided, such as memory 804 including instructions executable by processor 820 of UE 800 to generate the above-described method. For example, 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.
As shown in fig. 7, an embodiment of the present disclosure illustrates a structure of a network device, which may be an NTN device. Referring to fig. 7, network device 900 includes a processing component 922 that further includes one or more processors and memory resources represented by memory 932 for storing instructions, such as applications, executable by processing component 922. The application programs stored in memory 932 may include one or more modules that each correspond to a set of instructions. Further, processing component 922 is configured to execute instructions to perform any of the methods described above as applied to the access device, e.g., at least one of the methods shown in any of fig. 2A-2C, 3A-3B.
The network device 900 may also include a power component 926 configured to perform power management for the network device 900, a wired or wireless network interface 950 configured to connect the network device 900 to a network, and an input output (I/O) interface 958. The network device 900 may operate based on an operating system stored in memory 932, such as Windows Server TM, mac OS XTM, unixTM, linuxTM, freeBSDTM, or the like.
Other implementations of the disclosed embodiments will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This disclosure is intended to cover any adaptations, uses, or adaptations of the disclosed embodiments following, in general, the principles of the disclosed embodiments and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosed embodiments being indicated by the following claims.
It is to be understood that the disclosed embodiments are not limited to the precise arrangements and instrumentalities shown in the drawings, and that various modifications and changes may be made without departing from the scope thereof. The scope of the embodiments of the present disclosure is limited only by the appended claims.
Claims (31)
1. An information processing method, wherein the method is performed by a user equipment UE, the method comprising:
receiving configuration information; wherein the configuration information indicates at least a first carrier; the first carrier wave includes: a plurality of carriers belonging to non-terrestrial network NTN devices;
determining a second carrier according to the configuration information; wherein the second carrier is used for carrier aggregation or dual connectivity.
2. The method of claim 1, wherein the configuration information comprises:
first carrier information indicating the first carrier;
first time information indicating an available time of the first carrier.
3. The method according to claim 1 or 2, wherein said determining a second carrier according to said configuration information comprises:
and selecting a second carrier wave meeting preset conditions from the first carrier waves according to the configuration information.
4. The method of claim 1 or 2, wherein the second carrier comprises at least one of:
the track height of any NTN equipment to which the second carrier belongs is located in a first range;
the relative distance between the UE and the NTN equipment to which the second carrier belongs is in a second range;
and the timing quantity corresponding to the second carrier is in a third range.
5. The method of claim 4, wherein the corresponding timing amount of the second carrier is within a third range, comprising:
the difference of the uplink timing amounts corresponding to any two second carriers is smaller than a first threshold;
and/or the number of the groups of groups,
and the difference of the downlink timing amounts corresponding to any two second carriers is smaller than a second threshold.
6. The method according to claim 1 or 2, wherein the method further comprises:
and sending indication information according to the second carrier, wherein the indication information is at least used for determining the second carrier.
7. The method of claim 6, wherein,
the indication information at least indicates the second carrier wave;
or,
and the indication information at least indicates the first carrier except the second carrier.
8. The method of claim 6, wherein the indication information further comprises:
and second time information indicating a time range in which the UE uses the second carrier.
9. The method according to claim 1 or 2, wherein the method further comprises:
and receiving timing adjustment information, wherein the timing adjustment information is used for adjusting one or more timing amounts corresponding to the second carriers.
10. The method of claim 9, wherein the receiving timing adjustment information comprises:
receiving scheduling information comprising the timing adjustment information and a scheduling instruction;
the scheduling instruction is used for scheduling the transmission of the UE.
11. The method of claim 9, wherein the timing adjustment information comprises one or more first information fields; wherein one of the first information fields is used for indicating one timing adjustment parameter; wherein the timing adjustment parameter is used for adjusting the timing amount.
12. The method of claim 9, wherein the timing adjustment information comprises a second information field;
any indicated value carried by the second information field corresponds to a timing adjustment parameter set; wherein the set of timing adjustment parameters includes one or more timing adjustment parameters; any one of the timing adjustment parameters in the timing adjustment parameter set has a corresponding relation with one or more second carriers; wherein the timing adjustment parameter is used for adjusting the timing amount.
13. The method of claim 1, wherein the first carrier comprises: carriers belonging to different NTN devices, or carriers belonging to the same NTN device.
14. An information processing method, wherein the method is performed by a non-terrestrial network NTN device, the method comprising:
transmitting configuration information; wherein the configuration information indicates at least a first carrier; the first carrier is an alternative carrier of carrier aggregation or double connection; the first carrier wave includes: a plurality of carriers belonging to non-terrestrial network NTN devices.
15. The method of claim 14, wherein the configuration information comprises:
first carrier information indicating the first carrier;
First time information indicating an available time of the first carrier.
16. The method according to claim 14 or 15, wherein the method further comprises:
receiving indication information;
and determining the second carrier according to the indication information.
17. The method of claim 16, wherein,
the indication information indicates the second carrier wave;
or,
indicating the first carrier other than the second carrier.
18. The method of claim 16, wherein the indication information further comprises:
and second time information indicating a time range in which the UE uses the second carrier.
19. The method according to claim 14 or 15, wherein the method further comprises:
and sending timing adjustment information, wherein the timing adjustment information is used for adjusting one or more timing amounts corresponding to the second carriers.
20. The method of claim 19, wherein the transmitting timing adjustment information comprises:
transmitting scheduling information containing the timing adjustment information and a scheduling instruction;
the scheduling instruction is used for scheduling the transmission of the UE.
21. The method of claim 19, wherein the timing adjustment information comprises one or more first information fields;
Wherein one of said first information fields is used for indicating one of said timing adjustment parameters.
22. The method of claim 19, wherein the timing adjustment information comprises a second information field;
any indicated value carried by the second information field corresponds to a timing adjustment parameter set; wherein the set of timing adjustment parameters includes one or more timing adjustment parameters; any one of the timing adjustment parameters in the timing adjustment parameter set has a corresponding relation with one or more second carriers; wherein the timing adjustment parameter is used for adjusting the timing amount.
23. An information processing apparatus, wherein the apparatus comprises:
a first receiving module configured to receive configuration information; wherein the configuration information indicates at least a first carrier; the first carrier wave includes: a plurality of carriers belonging to non-terrestrial network NTN devices;
a determining module configured to determine a second carrier according to the configuration information; wherein the second carrier is used for carrier aggregation or dual connectivity.
24. The apparatus of claim 23, wherein the apparatus further comprises:
and the first sending module is configured to send indication information according to the second carrier, wherein the indication information is used for the NTN equipment to determine the second carrier.
25. The apparatus of claim 23 or 24, wherein the first receiving module is configured to receive timing adjustment information, wherein the timing adjustment information is used to adjust timing amounts corresponding to one or more of the second carriers.
26. The apparatus of claim 25, wherein the first receiving module is configured to receive scheduling information comprising the timing adjustment information and scheduling instructions;
the scheduling instruction is used for scheduling the transmission of the UE.
27. An information processing apparatus, wherein the apparatus comprises:
a second transmitting module configured to transmit the configuration information; wherein the configuration information indicates at least a first carrier; the first carrier is an alternative carrier of carrier aggregation or double connection; the first carrier wave includes: a plurality of carriers belonging to non-terrestrial network NTN devices.
28. The apparatus of claim 27, wherein the apparatus further comprises:
and the second sending module is configured to send timing adjustment information, wherein the timing adjustment information is used for adjusting one or more timing amounts corresponding to the second carriers.
29. The method of claim 28, wherein the second transmitting module is configured to transmit scheduling information including the timing adjustment information and scheduling instructions;
The scheduling instruction is used for scheduling the transmission of the UE.
30. A communication device comprising a processor, a transceiver, a memory and an executable program stored on the memory and capable of being run by the processor, wherein the processor performs the method as provided in any one of claims 1 to 13 or 14 to 22 when the executable program is run by the processor.
31. A computer storage medium storing an executable program; the executable program, when executed by a processor, is capable of implementing the method as provided in any one of claims 1 to 13 or 14 to 22.
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