WO2022198473A1 - 资源配置方法、终端设备和网络设备 - Google Patents
资源配置方法、终端设备和网络设备 Download PDFInfo
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Definitions
- the present application relates to the field of communications, and more particularly, to a resource configuration method, a terminal device and a network device.
- the round trip transmission time (RTT) of signal transmission is much larger than the RTT of the terrestrial communication system.
- the transmission delay (Propagation delay) ranges from tens to hundreds of milliseconds, which is very different from the delay of ordinary terrestrial systems.
- the terminal device sends a preamble (preamble) during a random access attempt, and waits for a response message from the network in the random access response (Random Access Response, RAR) window (window). , if no response message is received within the window, the terminal device determines that this random access attempt fails, and can then initiate a random access attempt again.
- RAR Random Access Response
- the transmission delay of the satellite communication system is much greater than that of the ground system, for the satellite system, it takes a long time for the terminal to determine whether a random access attempt is successful. Further, if the terminal device determines that the random access attempt fails, The terminal needs to wait for a long time to determine whether the next random access attempt is successful, and the large delay characteristic reduces the user experience.
- the embodiments of the present application provide a resource configuration method, a terminal device, and a network device, which can be used for random access resource configuration.
- An embodiment of the present application provides a resource configuration method, which is applied to a terminal device, including: the terminal device receives first configuration information sent by a network device, where the first configuration information includes one or more groups of random access resource configurations, and the The first configuration information is used to instruct the terminal device to initiate a random access procedure according to the one or more groups of random access resource configurations.
- An embodiment of the present application provides a resource configuration method, which is applied to a network device.
- the method includes: the network device sends first configuration information to a terminal device, where the first configuration information includes one or more groups of random access resource configurations, and the first configuration information includes one or more groups of random access resource configurations.
- a configuration information is used to instruct the terminal device to initiate a random access procedure according to the one or more groups of random access resource configurations.
- An embodiment of the present application further provides a terminal device, including: a receiving module configured to receive first configuration information sent by a network device, where the first configuration information includes one or more groups of random access resource configurations, the first configuration information The configuration information is used to instruct the terminal device to initiate a random access procedure according to the one or more groups of random access resource configurations.
- An embodiment of the present application further provides a network device, including: a sending module configured to send first configuration information to a terminal device, where the first configuration information includes one or more groups of random access resource configurations, the first configuration The information is used to instruct the terminal device to initiate a random access procedure according to the one or more groups of random access resource configurations.
- a sending module configured to send first configuration information to a terminal device, where the first configuration information includes one or more groups of random access resource configurations, the first configuration The information is used to instruct the terminal device to initiate a random access procedure according to the one or more groups of random access resource configurations.
- An embodiment of the present application further provides a terminal device, including: a processor, a memory, and a transceiver, where the memory is used to store a computer program, and the processor invokes and runs the computer program stored in the memory to control the The transceiver performs the method as described above.
- An embodiment of the present application further provides a network device, including: a processor, a memory, and a transceiver, where the memory is used to store a computer program, and the processor invokes and runs the computer program stored in the memory to control the The transceiver performs the method as described above.
- An embodiment of the present application further provides a chip, including: at least one processor circuit, configured to call and run a computer program from a memory, so that a device installed with the chip executes the above method.
- Embodiments of the present application further provide a computer-readable storage medium for storing a computer program, where the computer program causes a computer to execute the above method.
- Embodiments of the present application further provide a computer program product, including computer program instructions, the computer program instructions causing a computer to execute the above method.
- the embodiments of the present application also provide a computer program, the computer program enables a computer to execute the above method.
- the network device can configure one or more sets of random access resource configurations for the terminal device, and the terminal can select a set of suitable random access resource configurations from among them according to the current situation to initiate a random access process, which can improve the random access process. Therefore, by using the embodiments of the present application, the time-consuming of the random access process can be reduced, the time delay can be shortened, the overall performance of the system can be improved, and the user experience can be improved.
- FIG. 1 is a schematic diagram of a communication system architecture according to an embodiment of the present application.
- FIG. 2 is a flowchart of a method for configuring resources on a terminal side according to an embodiment of the present application.
- FIG. 3 is a flowchart of a network-side resource configuration method according to an embodiment of the present application.
- FIG. 4 is a schematic flowchart of a terminal device acquiring first configuration information according to an embodiment of the present application.
- FIG. 5 is a schematic structural block diagram of a terminal device according to an embodiment of the present application.
- FIG. 6 is a schematic structural block diagram of a network device according to an embodiment of the present application.
- FIG. 7 is a schematic block diagram of a communication device according to an embodiment of the present application.
- FIG. 8 is a schematic block diagram of a chip according to an embodiment of the present application.
- FIG. 9 is a schematic block diagram of a communication system according to an embodiment of the present application.
- GSM Global System of Mobile communication
- CDMA Code Division Multiple Access
- CDMA Wideband Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- GPRS General Packet Radio Service
- LTE Long Term Evolution
- LTE-A Advanced Long Term Evolution
- NR New Radio
- NTN Non-Terrestrial Networks
- UMTS Universal Mobile Telecommunication System
- WLAN Wireless Local Area Networks
- Wireless Fidelity Wireless Fidelity
- WiFi fifth-generation communication
- D2D Device to Device
- M2M Machine to Machine
- MTC Machine Type Communication
- V2V Vehicle to Vehicle
- V2X Vehicle to Everything
- the communication system may be applied to a carrier aggregation (Carrier Aggregation, CA) scenario, a dual connectivity (Dual Connectivity, DC) scenario, and a standalone (Standalone, SA) network deployment scenario.
- Carrier Aggregation, CA Carrier Aggregation
- DC Dual Connectivity
- SA standalone
- the embodiments of the present application describe various embodiments in conjunction with network equipment and terminal equipment, where the terminal equipment may also be referred to as user equipment (User Equipment, UE), access terminal, subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
- user equipment User Equipment, UE
- access terminal subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device, etc.
- the terminal device may be a station (STAION, ST) in a WLAN, and may be a cellular phone, a cordless phone, a Session Initiation Protocol (Session Initiation Protocol, SIP) phone, a Wireless Local Loop (Wireless Local Loop, WLL) stations, Personal Digital Assistant (PDA) devices, handheld devices with wireless communication capabilities, computing devices or other processing devices connected to wireless modems, in-vehicle devices, wearable devices, next-generation communication systems such as NR networks
- PLMN Public Land Mobile Network
- the terminal device can be deployed on land, including indoor or outdoor, handheld, wearable, or vehicle-mounted; it can also be deployed on water (such as ships, etc.); it can also be deployed in the air (such as airplanes, balloons, and satellites) superior).
- the terminal device may be a mobile phone (Mobile Phone), a tablet computer (Pad), a computer with a wireless transceiver function, a virtual reality (Virtual Reality, VR) terminal device, and an augmented reality (Augmented Reality, AR) terminal Equipment, wireless terminal equipment in industrial control, wireless terminal equipment in self driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city or wireless terminal equipment in smart home, etc.
- a mobile phone Mobile Phone
- a tablet computer Pad
- a computer with a wireless transceiver function a virtual reality (Virtual Reality, VR) terminal device
- augmented reality (Augmented Reality, AR) terminal Equipment wireless terminal equipment in industrial control, wireless terminal equipment in self driving, wireless terminal equipment in remote medical, wireless terminal equipment in smart grid , wireless terminal equipment in transportation safety, wireless terminal equipment in smart city or wireless terminal equipment in smart home, etc.
- the terminal device may also be a wearable device.
- Wearable devices can also be called wearable smart devices, which are the general term for the intelligent design of daily wear and the development of wearable devices using wearable technology, such as glasses, gloves, watches, clothing and shoes.
- a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories.
- Wearable device is not only a hardware device, but also realizes powerful functions through software support, data interaction, and cloud interaction.
- wearable smart devices include full-featured, large-scale, complete or partial functions without relying on smart phones, such as smart watches or smart glasses, and only focus on a certain type of application function, which needs to cooperate with other devices such as smart phones. Use, such as all kinds of smart bracelets, smart jewelry, etc. for physical sign monitoring.
- the network device may be a device for communicating with a mobile device, and the network device may be an access point (Access Point, AP) in WLAN, or a base station (Base Transceiver Station, BTS) in GSM or CDMA , it can also be a base station (NodeB, NB) in WCDMA, it can also be an evolved base station (Evolutional Node B, eNB or eNodeB) in LTE, or a relay station or access point, or in-vehicle equipment, wearable devices and NR networks
- the network device may have a mobile feature, for example, the network device may be a mobile device.
- the network device may be a satellite, a balloon station.
- the satellite may be a low earth orbit (LEO) satellite, a medium earth orbit (MEO) satellite, a geostationary earth orbit (GEO) satellite, a High Elliptical Orbit (HEO) ) satellite etc.
- the network device may also be a base station set in a location such as land or water.
- a network device may provide services for a cell, and a terminal device communicates with the network device through transmission resources (for example, frequency domain resources, or spectrum resources) used by the cell, and the cell may be a network device (
- the cell can belong to the macro base station, or it can belong to the base station corresponding to the small cell (Small cell).
- Pico cell Femto cell (Femto cell), etc.
- These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-speed data transmission services.
- FIG. 1 schematically shows one network device 1100 and two terminal devices 1200.
- the wireless communication system 1000 may include multiple network devices 1100, and the coverage of each network device 1100 may include other numbers of A terminal device, which is not limited in this embodiment of the present application.
- the wireless communication system 1000 shown in FIG. 1 may further include other network entities such as a mobility management entity (Mobility Management Entity, MME), an access and mobility management function (Access and Mobility Management Function, AMF), which are not described in the embodiments of the present application. limited.
- MME Mobility Management Entity
- AMF Access and Mobility Management Function
- system and “network” are often used interchangeably herein.
- the term “and/or” herein is used to describe the association relationship of associated objects, for example, it means that there can be three relationships between the associated objects before and after, for example, A and/or B can mean: A alone exists, A and B exist simultaneously, There are three cases of B alone.
- the character "/” in this document generally indicates that the related objects are "or”.
- the term “corresponding” may indicate that there is a direct or indirect corresponding relationship between the two, or may indicate that there is an associated relationship between the two, or indicate and be instructed, configure and be instructed configuration, etc.
- Enhanced mobile broadband eMBB
- high reliability and low latency communication Ultra reliability and low latency communication
- mMTC Massive Machine Type Communications
- RRC Radio Resource Control
- RRC_INACTIVE the inactive state
- RRC_IDLE idle state
- RRC_CONNECTED connected state
- the mobility is UE-based cell selection/reselection, the paging is initiated by the Core Network (CN), and the paging area is configured by the CN.
- CN Core Network
- the paging area is configured by the CN.
- AS Access Stratum
- RRC_CONNECTED In the connected state (RRC_CONNECTED), there is an RRC connection, and a UE AS context exists between the base station and the UE.
- the network side knows that the location of the UE is at the cell level. Unicast data can be transmitted between the UE and the base station.
- the mobility is UE-based cell selection/reselection, there is a connection between CN-NG-RAN, the UE AS context exists on a certain base station, and paging is performed by the Radio Access Network (Radio Access Network).
- Radio Access Network Radio Access Network
- Network, RAN triggering, the RAN-based paging area is managed by the RAN, and the network side knows the location of the UE is based on the RAN-based paging area level.
- the random access process can be divided into contention based random access (Contention Based RACH, CBRA) and non-contention based random access (Contention Free RACH, CFRA).
- the random access resource generally includes a random access opportunity (RACH Occasion, RO) resource configuration and a preamble (preamble) resource configuration.
- RACH Occasion, RO random access opportunity
- preamble preamble resource configuration
- a random access procedure includes at least one random access attempt.
- the terminal After sending a preamble in a random access attempt, the terminal waits for a response message sent by the network in the Random Access Response (RAR) window (window). If no response message is received within the RAR window, the terminal device determines that this random access attempt fails, and initiates a random access attempt again after the time indicated by the Backoff Indicator (BI). If the random access attempt reaches the maximum If there is still no success after the number of attempts, the terminal device determines that this random access process fails.
- RAR Random Access Response
- Satellites can be divided into GEO satellites, MEO satellites or LEO satellites. According to the different orbital altitudes, the coverage diameter of GEO satellites can reach thousands of kilometers, and the coverage diameters of MEO satellites or LEO satellites range from tens of kilometers to thousands of kilometers. Ground cells usually cover a diameter of several hundred meters to several kilometers, and the coverage area of satellite cells is much larger than that of ground cells. The orbital altitude of satellites varies from several hundred kilometers to tens of thousands of kilometers, and it takes several milliseconds to several hundred milliseconds for the signal sent by the terminal to get the response of the satellite cell. Therefore, the large delay is the basic characteristic of satellite communication.
- the signal propagation delay of the satellite communication system is much larger than that of the ground system, it takes a long time for the terminal (ranging from several milliseconds to several hundred milliseconds, depending on the altitude of the satellite) to determine whether a random access attempt is successful. Further, if This random access attempt fails, and the terminal needs to wait a long time again to determine whether the next random access attempt is successful. Therefore, in the satellite system, the terminal needs to spend much longer time than the ground system to complete the random access process. As a result, the delay is too long, which affects the overall performance of the system and causes poor user experience.
- an embodiment of the present application provides a resource configuration method, which is applied to a terminal device.
- the method includes:
- a terminal device receives first configuration information sent by a network device, where the first configuration information includes one or more groups of random access resource configurations, and the first configuration information is used to instruct the terminal device to configure the Or multiple groups of random access resource configurations initiate a random access procedure.
- the network device can send one or more sets of random access resource configuration information to the terminal, and the terminal can select a set of suitable random access resource configurations to initiate the random access process according to the current situation, and can start the random access process at a certain time.
- the probability that the network successfully detects the MSG1 message (four-step random access process) or the MSGA message (two-step random access process) is improved, and the number of random access attempts of the terminal is reduced. Therefore, the embodiments of the present application can reduce the number of random access attempts.
- the random access process is time-consuming, shortens the delay, improves the overall performance of the system, and improves the user experience.
- an embodiment of the present application also provides a resource configuration method, which is applied to a network device.
- the method includes:
- the network device sends first configuration information to a terminal device, where the first configuration information includes one or more sets of random access resource configurations, and the first configuration information is used to instruct the terminal device to configure the Multiple groups of random access resource configurations initiate random access procedures.
- the network device can send one or more sets of random access resource configuration information to the terminal device, and the terminal device can select a set of suitable random access resource configurations to initiate a random access process according to the current situation, and can To a certain extent, the probability that the network device successfully receives the random access signal sent by the terminal device is improved, and the average number of random access attempts by the terminal device is reduced. Shorten the average delay, improve the overall performance of the system, and improve the user experience.
- the single group of the random access resource configuration belongs to the first type of random access resource configuration or the second type of random access resource configuration, specifically,
- the first type of random access resource configuration includes a dedicated random access preamble root sequence related configuration, and the dedicated random access preamble root sequence related configuration has a first association relationship with preset information;
- the second type of random access resource configuration includes common random access preamble root sequence related configuration.
- the embodiments of the present application can configure at least two types of random access resource configurations for the terminal, one is a conventional public random access preamble root sequence related configuration (belonging to the second type of random access resource configuration), and the other is a configuration related to a common random access preamble root sequence.
- One type is a dedicated random access preamble root sequence related configuration (belonging to the first type of random access resource configuration), and the dedicated random access preamble root sequence related configuration has a first association relationship with preset information.
- the preset information may include a terminal device type identifier and/or a system application scenario identifier, and then the terminal device may be based on the terminal device type to which it belongs and/or the application scenario in which it is located.
- select the appropriate random access resource configuration to initiate the random access process which can improve the probability that the network device successfully detects the MSG1 message of the four-step random access process or the MSGA message of the two-step random access process.
- the network device can simultaneously The related configuration of random access preambles of different lengths is configured, and the success probability of the network device detecting random access preambles of different lengths is different.
- the terminal device may determine the terminal device type to which it belongs based on at least one of the following manners:
- the type division rule of the terminal device (it can be understood that the aforementioned type is determined according to the preset type division rule), it can be divided according to at least one of the following:
- the number of transmit antennas supported by the terminal equipment is the number of transmit antennas supported by the terminal equipment
- the number of receiving antennas supported by the terminal equipment is the number of receiving antennas supported by the terminal equipment
- the maximum transmit power level supported by the terminal equipment is the maximum transmit power level supported by the terminal equipment
- the radio access technology RAT type supported by the terminal device
- the system application scenario in which the terminal device is located may include at least one of the following: a terrestrial communication scenario, a satellite communication scenario, a GEO scenario, a MEO scenario, a LEO scenario, a delay-sensitive scenario, a non- Delay-sensitive scenarios and emergency communication scenarios.
- the first association relationship may be an explicit relationship or an implicit relationship, wherein,
- the first configuration information further includes a terminal device type identifier and/or a system application scenario identifier.
- the first association relationship may be predefined through a protocol.
- the first association relationship between the dedicated random access preamble root sequence related configuration and the terminal device type identifier is at least one of the following: one-to-one mapping , one-to-many mapping, many-to-many mapping.
- the first association relationship between the dedicated random access preamble root sequence related configuration and the system application scenario identifier is at least one of the following: one-to-one mapping, one-to-many mapping, multiple Mapping to many.
- the terminal device in this embodiment of the present application may select a suitable random access resource configuration to initiate a random access process according to the type of the terminal device to which it belongs and/or the application scenario in which it is located.
- the terminal device of the embodiment of the application may select a suitable random access resource configuration according to the type of terminal device to which it belongs, and may also select a suitable random access resource configuration according to the application scenario in which it is located, and may also consider its own type and The random access resource configuration is selected according to the application scenario in which it is located.
- a variety of resource selection methods are schematically described below:
- the terminal device uses the second type of random access resource configuration. Initiate the random access process by entering the resource configuration;
- the terminal device uses the first type of random access resource configuration to initiate a random access process
- the terminal device uses the second-type random access resource The configuration initiates the random access procedure.
- the first configuration information may further include a first threshold, wherein, if the measurement result of the current serving cell or the target cell by the terminal device meets the first condition, then allow the The terminal device uses the first type of random access resource configuration to initiate a random access procedure; wherein the first condition is that the measurement result is less than or equal to the first threshold, or the first condition is The measurement result is greater than or equal to the first threshold.
- the terminal device uses the second type of random access resource configuration to initiate a random access procedure .
- the measurement result of the terminal device on the current serving cell or the target cell is compared with the first threshold configured by the network, and when the measurement result is sufficiently large (or sufficiently small), the terminal device is allowed to use the first type of random Access resource configuration, that is, the terminal device can use the dedicated random access preamble root sequence related configuration to initiate the random access process; otherwise, the terminal device can only use the public random access preamble root sequence related configuration to initiate random access. process.
- the above-mentioned processing based on the first threshold can be combined with the various resource selection methods provided above (for example, the terminal device can be based on the type of terminal device to which it belongs and/or the application scenario in which it is located).
- the terminal device can be based on the type of terminal device to which it belongs and/or the application scenario in which it is located).
- the first configuration information includes not only one or more groups of random access resource configurations, but also the first threshold information, several possible options are schematically described below. How to handle:
- Method 1 First determine whether the measurement result of the terminal device on the current serving cell or the target cell complies with the first condition.
- Type and/or application scenario select the appropriate random access resource configuration from the first type of random access resource configuration and/or the second type of random access resource configuration; Type 1 random access resource configuration), the terminal can only use Type 2 random access resource configuration.
- Method 2 First, according to the type of the terminal device and/or the application scenario in which it is located, select a suitable random access resource configuration from the first type of random access resource configuration and/or the second type of random access resource configuration, and then select a suitable random access resource configuration. , it is also necessary to judge whether the measurement result of the terminal equipment on the current serving cell or the target cell meets the first condition.
- the access resource configuration belongs to the first type of random access resource configuration or the second type of random access resource configuration, and the selected random access resource configuration can be used; if the first condition is not satisfied (indicating that the terminal device is not allowed to use the type 1 random access resource configuration), and the selected random access resource configuration belongs to the first type of random access resource configuration, then the selected random access resource configuration is not allowed to be used, and the second type of random access resource configuration should be used Resource configuration.
- the rule logic based on the description can also determine how the resource is selected in many other cases.
- the first configuration information may further include a second threshold
- the one or more groups of random access resource configurations include at least one group of dedicated random access preambles Root sequence correlation configuration and a group of common random access preamble root sequence correlation configurations; wherein, the dedicated random access preamble root sequence correlation configuration is set according to cell measurement results.
- the terminal device uses the at least one set of dedicated random access preamble root sequence related configurations to initiate random access.
- the second condition is that the measurement result is less than or equal to the second threshold, or the second condition is that the measurement result is greater than or equal to the second threshold.
- the terminal device initiates random access by using the common random access preamble root sequence related configuration process.
- a suitable random access resource configuration can be selected according to the size of the measurement result of the terminal. For example, when the measurement result of the terminal device on the current serving cell or the target cell meets the second condition, a set of dedicated random access resources can be selected.
- the random access procedure is initiated by the relevant configuration of the access preamble root sequence, and if the second condition is not met, the random access procedure is initiated by using the relevant configuration of the common random access preamble root sequence.
- the measurement result includes a cell-level measurement result or a beam-level measurement result.
- the measurement result includes at least one of the following: reference signal received power RSRP, reference signal received quality RSRQ, and signal-to-interference-plus-noise ratio SINR.
- Both the first threshold and/or the second threshold may be defined according to at least one of RSRP, RSRQ and SNIR.
- At least one random access resource configuration in the one or more groups of random access resource configurations further includes: One or more messages A physical uplink shared channel MSGA PUSCH resource configuration and/or one or more random access opportunity RO resource configuration associated with the relevant configuration.
- the network device can configure a dedicated random access preamble root sequence related configuration for the terminal device, and can also configure multiple MSGA PUSCH resources and/or multiple RO resources.
- the resource can be either a public random resource configuration for a contention-based random access procedure, or a dedicated random resource configuration for a non-contention random access procedure.
- the terminal device can choose to use different random access resource configurations to initiate multiple random access attempts, which can improve the probability of successful random access.
- the first configuration information is used for resource configuration of a non-contention-based random access procedure, and the first configuration information includes one or more dedicated RO resources.
- Dedicated random access resource configuration may be configured in association with a synchronization reference signal SSB (Synchronization signal/physical broadcast channel block, SS/PBCH block) or configured independently of the SSB.
- SSB Synchronization reference signal/physical broadcast channel block, SS/PBCH block
- the dedicated random access resource configuration further includes a dedicated random access preamble related configuration corresponding to one or more dedicated RO resources, and/or includes one or more dedicated RO resources The associated configuration of one or more dedicated MSGA PUSCH resources.
- the dedicated random access resource configuration including one or more dedicated RO resources may belong to the same group of non-contention-based random access resource configurations, or may belong to multiple groups of non-contention-based random access resource configurations. random access resource configuration.
- the network device can configure a set of non-contention-based random access resource configurations for the terminal device, and can also configure multiple sets of non-contention-based random access resource configurations for the terminal, wherein each set of non-contention-based random access resource configurations
- the input resource configuration includes one or more dedicated RO resources and a dedicated random access preamble related configuration corresponding to the one or more dedicated RO resources and/or one or more dedicated MSGA PUSCHs associated with the one or more dedicated RO resources Resource configuration, in a random access process, the terminal can use multiple sets of random access resources to initiate multiple random access attempts.
- a group is selected from the incoming resources, and the probability of successful random access is improved through the differential configuration of random access resources.
- the first configuration information further includes first indication information, which is used to indicate whether the terminal device is allowed to time out the random access response RAR window corresponding to one random access attempt. A new random access attempt is initiated before.
- the terminal device needs to wait for the RAR window to expire before determining that the random access attempt has failed, and it needs to wait for a period of time after determining that the random access attempt has failed before re-initiating a new random access attempt. Then, if the terminal device fails several random access attempts, the terminal device needs to wait for a long time.
- the terminal device can be allowed to send a new random access attempt before the RAR window corresponding to a random access attempt times out.
- the random access signal sent during the trial process can be considered as successful this random access process, which can reduce the average time-consuming of the random access process.
- An access attempt for example, a new random access attempt can be initiated using the same random access resource, or a new random access attempt can be initiated using a different random access resource
- the terminal device can receive the RAR response and complete the random access process, which can save the average waiting time of the random access process of the terminal device and achieve the purpose of reducing time-consuming.
- the terminal device may use the same random access resource configuration in the one or more groups of random access resources
- the access resource configuration initiates multiple random access attempts; or, the terminal device may also initiate multiple random access attempts according to different random access resource configurations in the one or more groups of random access resource configurations.
- the terminal may initiate a new random access attempt by using the same random access resource configuration, or may initiate a new random access attempt by using a different random access resource configuration.
- the described multiple configuration methods of network equipment and multiple selection methods of terminal equipment are used to determine the random access resource configuration used for each random access attempt.
- the same random access resource configuration as the last one can be used, or Different random access resource configurations from the last time can achieve the purpose of the embodiments of the present application.
- next random access attempt can only be initiated after the failure, or if the terminal device can initiate the next random access attempt without confirming the failure of this random access attempt (send the random access attempt again within the RAR window), then the terminal device When initiating the next random access attempt, the same or different random access resources can be used as the last time.
- the same RO position as the last time can be used, or a different RO position from the last time
- the random access preamble related configuration and/or MSGA PUSCH resources used by two consecutive random access attempts initiated by the terminal device may also be the same or different, which is not limited in this application.
- the manner corresponding to the first indication information may also be used in combination with the foregoing corresponding manner based on the first association relationship or based on one or more dedicated RO resources.
- the explanation is as follows:
- the terminal device When the random access mode corresponding to the first indication information is used in combination with the random access resource selection mode corresponding to the first association relationship, the terminal device first selects the mode based on the random access resource selection mode corresponding to the first association relationship Select the random access resource that the terminal device should use (the random access resource includes at least random access preamble related configuration), and then the terminal device can use the selected random access before the RAR window corresponding to a random access attempt times out The resource initiates a new random access attempt.
- the terminal device may time out the RAR window corresponding to one random access attempt A new random access attempt is previously initiated using dedicated RO resources at the same or different locations.
- the first indication information includes one-bit indication information, and the value of the bit '0' or '1' informs the terminal device to activate or deactivate the corresponding function (ie : whether the terminal device is allowed to initiate a new random access attempt before the RAR window corresponding to a random access attempt times out).
- the first indication information includes a third threshold
- the terminal is allowed to be allowed only when the measurement result of the current serving cell or the target cell measured by the terminal device meets the third condition
- the device may initiate a new random access attempt before the RAR window corresponding to a random access attempt times out; otherwise, if the measurement result of the terminal device on the current serving cell or the target cell does not meet the third condition, the The terminal device initiates a new random access attempt before the random access response RAR window corresponding to one random access attempt times out, wherein the third condition is that the measurement result is less than or equal to the third threshold, or all
- the third condition is that the measurement result is greater than or equal to the third threshold.
- the third threshold may be defined for a cell-level measurement result or for a beam-level measurement result, and the measurement result corresponding to the third threshold may be at least one of RSRP, RSRQ, and SINR.
- the first indication information includes one-bit indication information and a fourth threshold, wherein the terminal device is notified to activate or deactivate by taking the value of the bit '0' or '1' Activate the corresponding function, only when the corresponding function (allowing the terminal device to initiate a new random access attempt before the RAR window corresponding to a random access attempt times out) is active and the terminal device measures the current serving cell or the target cell. Only when the fourth condition is met, the terminal device is allowed to initiate a new random access attempt before the RAR window corresponding to one random access attempt times out; A new random access attempt is initiated before the window times out.
- the remaining situations described may include the following situations:
- the one bit indicates that the corresponding function is in a deactivated state, and the measurement result of the terminal equipment on the current serving cell or the target cell meets the fourth condition;
- the one bit indicates that the corresponding function is in a deactivated state, and the measurement result of the terminal device on the current serving cell or the target cell does not meet the fourth condition.
- the terminal device is not allowed to initiate a new random access attempt before the RAR window corresponding to one random access attempt times out.
- the fourth condition is that the measurement result is less than or equal to the fourth threshold, or the fourth condition is that the measurement result is greater than or equal to the fourth threshold.
- the first configuration information further includes a first time interval threshold and/or a configuration of the maximum number of times a terminal device is allowed to continuously initiate random access attempts within a RAR window; the first time interval The interval threshold is used to indicate the minimum time interval between two consecutive random access attempts by the terminal device, and the maximum times configuration specifies the maximum number of times the terminal device is allowed to continuously initiate random access attempts within a RAR window.
- a terminal device is allowed to initiate multiple random access attempts consecutively within a RAR window, when the terminal device counts the number of random access attempts initiated by a random access process, multiple random access attempts within a RAR window occur.
- the random access attempt may only be counted as one random access attempt or calculated according to actual multiple attempts, which is not limited in this application.
- the network device stipulates that the terminal device is allowed to send a maximum of 6 random access attempts in a random access process.
- the terminal sends 2 random access attempts in the first RAR window and 3 random access attempts in the second RAR window. 1 random access attempt is sent in the third RAR window, the terminal device can consider that this random access process has only sent 3 random access attempts (calculated according to the number of RAR windows), or it may be It is considered that it has sent 6 random access attempts (calculated according to the actual number of random access attempts).
- the first configuration information further includes a first valid time; within the first valid time, the first configuration information is valid; after the first valid time is exceeded, The first configuration information is invalid.
- the first configuration information is carried through a system broadcast message or dedicated signaling.
- the first configuration information may be activated through at least one of the following: dedicated signaling, media access control layer control element (Media Access Control Control Element, MAC CE), downlink control information (Downlink Control Information, DCI), paging short message, paging message.
- dedicated signaling media access control layer control element (Media Access Control Control Element, MAC CE), downlink control information (Downlink Control Information, DCI), paging short message, paging message.
- Media Access Control Control Element Media Access Control Control Element, MAC CE
- DCI Downlink Control Information
- paging short message paging message.
- FIG. 4 schematically shows a schematic flowchart of a terminal device acquiring first configuration information according to an embodiment of the present application, wherein step 1: the terminal device receives the first configuration information sent by the access network device through a system broadcast message or dedicated signaling, The first configuration information is used to instruct the terminal device to select an appropriate random access resource and/or to indicate whether the terminal device is allowed to send a new random access attempt before the RAR window corresponding to one random access attempt times out.
- the network device configures a special (or dedicated, dedicated) random access preamble related configuration (the first type of random access resource configuration) for the terminal device.
- the terminal device can / or the application scenario in which it is located, selecting the appropriate random access preamble related configuration to initiate the random access process, which can improve the four-step random access process MSG1 message or the two-step random access process MSGA message sent by the terminal device.
- the probability of successful detection by the network device (wherein the random access preambles of different configuration lengths have different decoding success rates) can reduce the average time-consuming of the random access process.
- ⁇ Idea 2 The network device configures multiple dedicated ROs for the terminal device, and the terminal can take the following behaviors:
- Behavior 1 The terminal device can only initiate the next random access attempt after determining that the previous random access attempt failed (that is, the terminal device did not receive a response from the network device within the RAR window associated with the random access attempt), for example , each random access attempt can use the same RO position or different RO positions to achieve frequency division gain.
- Behavior 2 Allow the terminal device to send a new random access attempt before the RAR window corresponding to a random access attempt times out.
- the terminal device must wait for the RAR window to time out before determining that the random access attempt fails this time.
- the next random access attempt can be initiated again after waiting for a period of time. If the terminal device fails several random access attempts, the terminal needs to wait longer.
- This idea 2 can reduce the average time-consuming of the random access process through the design of multiple consecutive sending, because the terminal device can send a new random access attempt without waiting for the confirmation of the failure of the last random access attempt. If at least one of the consecutively sent random access attempts can be successfully detected, the terminal device can receive the RAR response, and then complete the random access process, which can compress the average time-consuming of the random access process.
- the first configuration information includes random access preamble related configurations for different terminal types and/or different application scenarios. This embodiment corresponds to the idea 1 in the embodiment 1.
- the random access preamble related configuration may at least include one or more random access preamble root sequence related configurations, and at this time, the random access preamble root sequence related configuration is associated with the terminal type and/or application scenario. (may be referred to as the first association relationship) is implicit, and can exemplarily include the following three configuration modes:
- Implicit configuration mode 1 The network device configures a dedicated random access preamble root sequence related configuration for a special type of terminal, then if the dedicated random access preamble root sequence related configuration appears in the configuration and the terminal device belongs to special type of terminal, the terminal device of this type can use the dedicated random access preamble root sequence correlation configuration when initiating the random access process; otherwise, the terminal can only use the public random access preamble root sequence correlation configuration (second quasi-random access resource configuration).
- Table 1 lists the implicit mode 1 of the random access preamble root sequence related configuration, where,
- a dedicated random access preamble root sequence related configuration appears in the configuration but the terminal does not belong to a special type of terminal, the terminal can only use the public random access preamble root sequence related configuration;
- terminals can be classified based on at least one of the following dimensions: the number of transmit antennas supported by the terminal device, the number of receive antennas supported by the terminal device, the dual connectivity capability supported by the terminal device, the number of Carrier aggregation capability, bandwidth combination capability supported by terminal equipment, maximum transmit power level supported by terminal equipment, radio access technology RAT type supported by terminal equipment, bandwidth supported by terminal equipment, and whether terminal equipment is sensitive to delay requirements;
- the terminals may be classified according to the feature information of a single dimension. For example, according to the classification of the maximum transmission power level of the terminal equipment, the terminals whose maximum transmission power P is lower than a threshold value are classified into one category, and those whose maximum transmission power P is higher than the threshold value belong to another category; of course, multiple thresholds are used to classify more terminal types. It is also allowed, and this application does not limit it; for another example, terminals that support satellite communication are classified into one type, and terminals that do not support satellite communication are classified into another type. The method of classifying single feature information of other dimensions is similar to this, and will not be repeated here.
- terminals may also be classified according to multi-dimensional composite feature information. For example, the terminal whose maximum transmit power P is higher than a threshold value and supports satellite communication is classified into one type, the terminals different from this situation are classified into another type, and so on.
- the present application does not limit the manners of classifying terminals based on at least two types of feature information, and the specific classification manners will not be described again.
- Implicit configuration mode 2 The network configures a dedicated random access preamble root sequence related configuration for a terminal in a special application scenario.
- Table 2 lists the implicit mode 2 of the random access preamble root sequence related configuration, where,
- the terminal can only use the public random access preamble root sequence related configuration in all application scenarios;
- Special application scenarios can be classified based on at least one of the following dimensions: terrestrial communication scenarios, satellite communication scenarios, GEO scenarios, MEO scenarios, LEO scenarios, delay-sensitive scenarios, non-delay-sensitive scenarios, and emergency communication scenarios.
- the feature information can be classified according to a single dimension. For example, delay-sensitive scenarios belong to one category, and other scenarios belong to another category. For another example, satellite communication scenarios are classified into one category, and satellite communication scenarios not supported into another category. The method of classifying single feature information of other dimensions is similar to this, and will not be repeated here.
- the classification may be based on multi-dimensional composite feature information. For example, the time delay-sensitive scenarios and satellite communication scenarios are classified into one category at the same time, and the other scenarios are classified into another category, and so on.
- the present application does not limit the manners of classifying terminals based on at least two types of feature information, and the specific classification manners will not be described again.
- Implicit configuration mode 3 The network configures a dedicated random access preamble root sequence related configuration for a terminal that satisfies both a special terminal type and a special application scenario.
- Table 3 lists the implicit mode 3 of the random access preamble root sequence related configuration, where,
- any type of terminal in all application scenarios can only use the public random access preamble root sequence related configuration
- the terminal equipment can only use the common random access preamble root sequence related configuration.
- the embodiment of the present application may also adopt the display indication manner. If the random access preamble related configuration includes not only the random access preamble root sequence related configuration, but also the corresponding terminal type information and/or application scenario information, then the random access preamble root sequence related configuration is related to the terminal type and/or the terminal type and/or the application scenario information. Or the association relationship (the first association relationship) of the application scenario is explicit, which can exemplarily include the following three configuration modes:
- each dedicated random access preamble root sequence related configuration is associated with a terminal type identification information, and the terminal determines the target random access according to its own terminal type identification information. Access the preamble root sequence related configuration and use the configuration for the random access process; if the terminal type identification information matches but the dedicated random access preamble root sequence related configuration corresponding to the type is not configured, the terminal uses the system public If the terminal type identification information does not match any of the terminal type identification information configured in Table 4, the terminal uses the system common random access preamble root sequence related configuration.
- each dedicated random access preamble root sequence related configuration is associated with an application scenario identification information, and the terminal determines the target random access according to its own application scenario. Access the preamble root sequence related configuration and use the configuration for the random access process; if the application scenario identification information matches but the dedicated random access preamble root sequence related configuration corresponding to the application scenario is not configured, the terminal uses the system Public random access preamble root sequence related configuration; if the identification information corresponding to the application scenario where the terminal is located does not match any of the application scenario identification information configured in Table 5, the terminal uses the system public random access preamble Code root sequence related configuration.
- each dedicated random access preamble root sequence related configuration is associated with an application scenario identification information and at least one terminal type identification information.
- the application scenario and its own terminal type determine the relevant configuration of the target random access preamble root sequence and use this configuration for the random access process; only the identification information of the application scenario where the terminal device is located and its own terminal type are the same as those in Table 6.
- the terminal equipment can only use the corresponding dedicated random access preamble root sequence related configuration information if at least one row of information matches; otherwise, in any other scenario, the terminal can only use the public random access preamble root sequence related configuration.
- the first association relationship between the random access preamble root sequence related configuration and the terminal type and/or application scenario may be at least one of the following: one-to-one mapping, one-to-many mapping, and many-to-many mapping.
- N in the above Tables 4-6 are all positive integers greater than or equal to 1.
- the random access preamble related configuration further includes: first threshold configuration information, and the current cell measurement result measured by the terminal needs to meet a first predetermined condition (the first predetermined condition and the first threshold related), the terminal can use the dedicated random access preamble root sequence correlation configuration, and various implementation manners are exemplarily described below.
- Mode 1 If the first predetermined condition is met, the terminal device is allowed to use the dedicated resource configuration mechanism described in Embodiment 2 to select appropriate resources, that is, the terminal device is allowed to initiate random access according to at least one of Tables 1-6.
- the resource configuration used at the time of entry (it may be a dedicated random access preamble root sequence related configuration, or it may be a public random access preamble root sequence related configuration).
- the terminal can first determine the resource configuration used when initiating random access according to the dedicated resource configuration mechanism described in Embodiment 2. If it is determined to be a dedicated random access preamble root sequence related configuration, it is necessary to determine the first Whether the preset conditions are met, if so, the dedicated random access preamble root sequence related configuration is available; if not, the dedicated random access preamble root sequence related configuration is unavailable, and the public random access preamble root sequence related configuration Access preamble root sequence related configuration.
- the measurement result of the terminal on the current serving cell or the target cell may be less than or equal to the first threshold.
- the first predetermined condition may also be that the measurement result is greater than or equal to the first threshold.
- Table 7 schematically lists a manner for determining the random access preamble root sequence related configuration based on the first threshold configuration information.
- the resource selection method corresponding to Table 7 is used in conjunction with any of the methods in Tables 1-6 in Embodiment 2, and can be regarded as a secondary matching logic. If any one of the method conditions in 6 satisfies the constraints in Table 7 at the same time, the terminal can select a dedicated random access preamble root sequence related configuration.
- the random access preamble related configuration further includes: second threshold configuration information, when the network device sends the second threshold configuration information, it also needs to send at least one set of dedicated random Access preamble root sequence correlation configuration and/or a set of common random access preamble root sequence correlation configurations, if the second predetermined condition is satisfied, the terminal uses the dedicated random access preamble root sequence correlation configuration (for example, in at least one A group is randomly selected from the group-specific random access preamble root sequence correlation configuration), if not satisfied, the terminal uses the group's public random access preamble root sequence correlation configuration.
- second threshold configuration information when the network device sends the second threshold configuration information, it also needs to send at least one set of dedicated random Access preamble root sequence correlation configuration and/or a set of common random access preamble root sequence correlation configurations, if the second predetermined condition is satisfied, the terminal uses the dedicated random access preamble root sequence correlation configuration (for example, in at least one A group is randomly selected from the group-specific random access preamble root sequence correlation configuration), if not
- the second predetermined condition it may be that the measurement result of the terminal on the current serving cell or the target cell is less than or equal to the second threshold.
- the second predetermined condition may also be that the measurement result is greater than or equal to the second threshold.
- Table 8 schematically lists a manner for determining the random access preamble root sequence related configuration based on the second threshold configuration information.
- two sets of random access preamble root sequence related configurations are configured on the network side.
- the terminal chooses to use the dedicated random access preamble root sequence related configuration to initiate the random access process;
- the terminal chooses to use the common random access preamble root sequence related configuration to initiate the random access process.
- the cell measurement results in Tables 7 and 8 may be cell-level measurement results or beam-level measurement results, where the measurement results may include one or any combination of RSRP/RSRQ/SINR, that is, the first threshold (or second threshold) information can be compared for individual RSRP or RSRQ or SINR, in which case the first threshold (or second threshold) information contains one parameter; it can also be for any two or both of RSRP/RSRQ/SINR The above measured values are compared.
- the first threshold (or second threshold) information contains two or three parameters, which is not limited in this application.
- the random access preamble related configuration may further include: MSGA PUSCH associated with the random access preamble root sequence related configuration and/or RO resource configuration, then the random access preamble root sequence related configuration can be associated with the MSGA PUSCH and/or RO resource configuration, after selecting the target random access preamble root sequence related configuration, the terminal can use the target random access preamble root sequence related configuration.
- the random access procedure is initiated by accessing the MSGA PUSCH and/or RO resources associated with the related configuration of the preamble root sequence.
- any of the random access preamble root sequence related configurations in the aforementioned Tables 1-8 can be associated with at least one set of MSGA PUSCH and/or RO resource configurations, and this application does not limit the specific association method.
- the first configuration information is used for resource configuration of a non-contention-based random access procedure CFRA, and the first configuration information includes a dedicated random access resource configuration corresponding to at least one dedicated RO resource.
- This embodiment corresponds to the idea 2 in the embodiment 1.
- CFRA's random access resource configuration is that the network side configures a unique RO and a unique preamble resource for the terminal. Correspondingly, the same RO and the same preamble resource will not be allocated to other terminal use, so that the network side can quickly identify the current terminal.
- CFRA resources are sent to the terminal by the network side through dedicated signaling, and the existing CFRA random access resource configuration forms are shown in Table 9.
- the allocation of ROs in the NR system is based on SSB granularity.
- One SSB can be associated with multiple ROs at the same time.
- the dedicated RO location identification information (RO Mask index) in the ID is indicated. This indication information is common to all SSBs. No matter which SSB the terminal chooses to initiate random access, the position number of the dedicated RO that should be used under the SSB is the same. 10 schematically shows the association between the SSB and the RO.
- Table 10 takes the system configuration of two SSBs and one SSB associated with 3 ROs as an example.
- the dedicated RO location identification information in Table 9 is set to 0, then the terminal can only use RO1 under SSB1, and only under SSB2 Use RO4; for another example, the value of the dedicated RO location identification information in Table 9 is 2, then the terminal can only use RO3 under SSB1, and only RO6 under SSB2.
- the terminal can determine the dedicated RO and preamble resources that should be used in this CFRA according to the SSB number currently ready to initiate the random access procedure and in combination with Table 9.
- the terminal when configuring the dedicated MSGA PUSCH resource identification information associated with each SSB, it may also include determining dedicated MSGA PUSCH resources.
- This embodiment can enhance the existing solution, and Table 11 schematically shows the enhancement mode of CFRA random access resource configuration in this embodiment.
- the terminal device may have the following two behaviors:
- Behavior 1 The terminal believes that the network device allows the terminal to send a new random access attempt before the RAR window corresponding to one random access attempt times out. Two adjacent random access attempts can use the same RO location, or use different RO locations. RO position to achieve frequency division gain (different RO positions can be configured by at least one dedicated RO position identification information in Table 11).
- Behavior 2 The terminal can only initiate the next random access attempt after determining that the previous random access attempt failed (that is, the terminal did not receive a response from the network device within the RAR window associated with the random access attempt).
- the access attempt may use the same RO position, or may use different RO positions to achieve frequency division gain (different RO positions are configured by at least one dedicated RO position identification information in Table 11).
- mapping relationship there can be a one-to-one mapping relationship between the dedicated RO location identification information and the dedicated random access preamble preamble identification information associated with each SSB and the dedicated MSGA PUSCH resource identification information associated with each SSB in Table 11, that is, , a dedicated RO corresponds to a dedicated random access preamble preamble identification information and a dedicated MSGA PUSCH resource identification information; in some embodiments of this application, the above mapping relationship can also be a one-to-many mapping, that is, a dedicated RO can A configuration form corresponding to multiple dedicated random access preamble preamble identification information and multiple dedicated MSGA PUSCH resource identification information.
- this embodiment may also adopt an enhanced manner of allocating multiple sets of CFRA random access resource configurations to the terminal, and Table 12 schematically shows multiple sets of CFRA random access resource configurations.
- the processing method can include two terminal device behaviors similar to Table 11, the main difference is that, before each random access attempt is initiated, it is necessary to first determine which set of multiple sets of CFRA configurations to use CFRA configuration. After selecting a set of CFRA configurations to be used (for example, the first set of CFRA configurations in Table 12), for the ROs in this set of CFRA configurations, the dedicated random access preamble resources associated with each SSB, each SSB associated The selection method of the dedicated MSGA PUSCH resource is similar to the processing process in Table 11, and will not be repeated here.
- the first configuration information includes indication information of whether to allow the terminal to send a new random access attempt before the RAR window corresponding to one random access attempt times out.
- the terminal device can send a new random access attempt before the RAR window corresponding to one random access attempt times out.
- the terminal device is not allowed to send the indication information of a new random access attempt before the RAR window corresponding to a random access attempt times out, and it needs to confirm that the random access attempt fails before initiating a new random access attempt. Random access attempt.
- the above indication information may be applicable to both the two-step random access process and the four-step random access process, which is not limited in this application.
- the above indication information may be used in combination with at least one of the methods described in the foregoing Embodiments 1-5 (that is, the methods corresponding to Table 1-8 and Table 11-12), for example, if the above indication information is configured to allow , the methods described in the foregoing embodiments 1-5 can be activated for use; if the above-mentioned indication information is configured as not allowed, the methods described in the foregoing embodiments 1-5 cannot be activated and used.
- the first configuration information may include information about the minimum time interval between two adjacent random access attempts and/or allow the terminal within a RAR window Configure the maximum number of times the device continuously initiates random access attempts. If the minimum time interval information is indicated in the first configuration information, any two adjacent random access attempts must satisfy the minimum time interval before sending. The minimum time interval information applies to both scenarios in which the terminal is allowed or not allowed to send a new random access attempt before the RAR window corresponding to one random access attempt times out.
- the first configuration information may include valid time configuration information.
- the first configuration information is valid within the valid time specified by the valid time configuration information; and the first configuration information is invalid outside the valid time specified by the valid time configuration information.
- an embodiment of the present application further provides a terminal device 100, referring to FIG. 5, which includes:
- a receiving module 110 configured to receive first configuration information sent by a network device, where the first configuration information includes one or more groups of random access resource configurations, and the first configuration information is used to instruct the terminal device to One or more groups of random access resource configurations initiate a random access procedure.
- an embodiment of the present application further provides a network device 200, referring to FIG. 6, which includes:
- the sending module 210 is configured to send first configuration information to a terminal device, where the first configuration information includes one or more groups of random access resource configurations, and the first configuration information is used to instruct the terminal device to Group or groups of random access resource configurations initiate a random access procedure.
- the terminal device 100 and the network device 200 in the embodiments of the present application can implement the corresponding functions of the devices in the foregoing method embodiments, and the corresponding processes and functions of each module (submodule, unit or component, etc.) in the terminal device 100 and the network device 200 , implementation manner and beneficial effects, reference may be made to the corresponding descriptions in the foregoing method embodiments, which will not be repeated here.
- the functions described by the respective modules (submodules, units, or components, etc.) in the terminal device 100 and the network device 200 in the embodiments of the present application may be implemented by different modules (submodules, units, or components, etc.), It can also be realized by the same module (sub-module, unit or component, etc.), for example, the first sending module and the second sending module can be different modules, or can be the same module, both can realize the Corresponding function in the embodiment.
- the sending module and the receiving module in the embodiments of the present application may be implemented by the transceiver of the device, and some or all of the other modules may be implemented by the processor of the device.
- FIG. 7 is a schematic structural diagram of a communication device 600 according to an embodiment of the present application, wherein the communication device 600 includes a processor 610, and the processor 610 can call and run a computer program from a memory to implement the method of the embodiment of the present application.
- the communication device 600 may also include a memory 620 .
- the processor 610 may call and run a computer program from the memory 620, so as to implement the methods in the embodiments of the present application.
- the memory 620 may be a separate device independent of the processor 610 , or may be integrated in the processor 610 .
- the communication device 600 may further include a transceiver 630, and the processor 610 may control the transceiver 630 to communicate with other devices, specifically, may send information or data to other devices, or receive information or data sent by other devices .
- the transceiver 630 may include a transmitter and a receiver.
- the transceiver 630 may further include antennas, and the number of the antennas may be one or more.
- the communication device 600 may be the network device of this embodiment of the present application, and the communication device 600 may implement the corresponding processes implemented by the network device in each method of the embodiment of the present application, which is not repeated here for brevity.
- the communication device 600 may be a terminal device in this embodiment of the present application, and the communication device 600 may implement corresponding processes implemented by the terminal device in each method in the embodiment of the present application, which is not repeated here for brevity.
- FIG 8 is a schematic structural diagram of a chip 700 according to an embodiment of the present application, wherein the chip 700 includes a processor 710, and the processor 710 can call and run a computer program from a memory to implement the method in the embodiment of the present application.
- 710 may include at least one processor circuit.
- the chip 700 may further include a memory 720 .
- the processor 710 may call and run a computer program from the memory 720 to implement the methods in the embodiments of the present application.
- the memory 720 may be a separate device independent of the processor 710 , or may be integrated in the processor 710 .
- the chip 700 may further include an input interface 730 .
- the processor 710 may control the input interface 730 to communicate with other devices or chips, and specifically, may acquire information or data sent by other devices or chips.
- the chip 700 may further include an output interface 740 .
- the processor 710 can control the output interface 740 to communicate with other devices or chips, and specifically, can output information or data to other devices or chips.
- the chip can be applied to the network device in the embodiment of the present application, and the chip can implement the corresponding processes implemented by the network device in each method of the embodiment of the present application, which is not repeated here for brevity.
- the chip can be applied to the terminal device in the embodiment of FIG. 5 of the present application, and the chip can implement the corresponding processes implemented by the terminal device in each method of the embodiments of the present application. For the sake of brevity, details are not repeated here. .
- the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.
- the processor mentioned above may be a general-purpose processor, a digital signal processor (DSP), a field programmable gate array (FPGA), an application specific integrated circuit (ASIC) or Other programmable logic devices, transistor logic devices, discrete hardware components, etc.
- DSP digital signal processor
- FPGA field programmable gate array
- ASIC application specific integrated circuit
- the general-purpose processor mentioned above may be a microprocessor or any conventional processor or the like.
- the memory mentioned above may be either volatile memory or non-volatile memory, or may include both volatile and non-volatile memory.
- the non-volatile memory may be read-only memory (ROM), programmable read-only memory (PROM), erasable programmable read-only memory (EPROM), electrically programmable Erase programmable read-only memory (electrically EPROM, EEPROM) or flash memory.
- Volatile memory may be random access memory (RAM).
- the memory of the embodiment of the present application may also be a static random access memory (static RAM, SRAM), a dynamic random access memory (dynamic RAM, DRAM), a synchronous dynamic memory Random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous connection dynamic random access memory Access memory (synch link DRAM, SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DR RAM) and so on. That is to say, the memory in the embodiments of the present application is intended to include but not limited to these and any other suitable types of memory.
- FIG. 9 is a schematic block diagram of a communication system 800 according to an embodiment of the present application, where the communication system 800 includes a terminal device 810 and a network device 820 .
- the terminal device 810 may be used to implement the corresponding functions implemented by the terminal device in the methods of the various embodiments of the present application
- the network device 820 may be used to implement the corresponding functions implemented by the network device in the methods of the various embodiments of the present application. function. For brevity, details are not repeated here.
- the above-mentioned embodiments it may be implemented in whole or in part by software, hardware, firmware or any combination thereof.
- software it can be implemented in whole or in part in the form of a computer program product.
- the computer program product includes one or more computer instructions. When the computer program instructions are loaded and executed on a computer, all or part of the processes or functions described in the embodiments of the present application are generated.
- the computer may be a general purpose computer, a special purpose computer, a computer network, or other programmable device.
- the computer instructions may be stored on or transmitted from one computer readable storage medium to another computer readable storage medium, for example, the computer instructions may be transmitted over a wire from a website site, computer, server or data center (eg coaxial cable, optical fiber, Digital Subscriber Line (DSL)) or wireless (eg infrared, wireless, microwave, etc.) means to another website site, computer, server or data center.
- the computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device such as a server, data center, or the like that includes an integration of one or more available media.
- the available media may be magnetic media (eg, floppy disks, hard disks, magnetic tapes), optical media (eg, DVD), or semiconductor media (eg, Solid State Disk (SSD)), among others.
- the size of the sequence numbers of the above-mentioned processes does not mean the sequence of execution, and the execution sequence of each process should be determined by its functions and internal logic, and should not be dealt with in the embodiments of the present application. implementation constitutes any limitation.
- Those skilled in the art can clearly understand that, for the convenience and brevity of description, the specific working process of the above-described systems, devices and units can refer to the corresponding processes in the foregoing method embodiments, which will not be repeated here.
- the above are only specific embodiments of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art who is familiar with the technical scope disclosed in the present application can easily think of changes or substitutions. Covered within the scope of protection of this application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
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Abstract
Description
针对特殊终端类型 | 专用的随机接入前导码根序列相关配置 |
针对所有终端类型 | 公共的随机接入前导码根序列相关配置 |
针对特殊应用场景 | 专用的随机接入前导码根序列相关配置 |
针对所有应用场景 | 公共的随机接入前导码根序列相关配置 |
Claims (118)
- 一种资源配置方法,应用于终端设备,所述方法包括:终端设备接收网络设备发送的第一配置信息,所述第一配置信息包括一组或多组随机接入资源配置,所述第一配置信息用于指示所述终端设备根据所述一组或多组随机接入资源配置发起随机接入过程。
- 根据权利要求1所述的方法,其中,单组所述随机接入资源配置属于第一类随机接入资源配置或者第二类随机接入资源配置,其中,所述第一类随机接入资源配置包括专用的随机接入前导码根序列相关配置,所述专用的随机接入前导码根序列相关配置与预设信息存在第一关联关系;所述第二类随机接入资源配置包括公共随机接入前导码根序列相关配置。
- 根据权利要求2所述的方法,其中,所述预设信息包括终端设备类型标识和/或***应用场景标识。
- 根据权利要求2或3所述的方法,其中,所述第一关联关系为显式关系或者隐式关系。
- 根据权利要求4所述的方法,在所述第一关联关系为显式关系的情况下,所述第一配置信息还包括终端设备类型标识和/或***应用场景标识。
- 根据权利要求4所述的方法,在所述第一关联关系为隐式关系的情况下,所述第一关联关系通过协议预定义。
- 根据权利要求3-6中任一项所述的方法,其中,所述专用的随机接入前导码根序列相关配置与所述终端设备类型标识之间的所述第一关联关系为以下至少一者:一对一映射、一对多映射、多对多映射;和/或;所述专用的随机接入前导码根序列相关配置与所述***应用场景标识之间的所述第一关联关系为以下至少一者:一对一映射、一对多映射、多对多映射。
- 根据权利要求3-7中任一项所述的方法,其中,若所述第一配置信息包括所述第一类随机接入资源配置和所述第二类随机接入资源配置,并且,所述终端设备的类型不属于所述第一类随机接入资源配置关联的终端设备类型以及/或者所述终端设备所处的应用场景不属于所述第一类随机接入资源配置关联的应用场景,则所述终端设备使用所述第二类随机接入资源配置发起随机接入过程;或者,若所述第一配置信息包括所述第一类随机接入资源配置,并且,所述终端设备的类型属于所述第一类随机接入资源配置关联的终端设备类型以及/或者所述终端设备所处的应用场景属于所述第一类随机接入资源配置关联的应用场景,则所述终端设备使用所述第一类随机接入资源配置发起随机接入过程;或者,若所述第一配置信息包括所述第二类随机接入资源配置且不包括所述第一类随机接入资源配置,则所述终端设备使用所述第二类随机接入资源配置发起随机接入过程。
- 根据权利要求3-8中任一项所述的方法,其中,所述终端设备类型按照以下至少一者划分:终端设备支持的发射天线的个数、终端设备支持的接收天线的个数、终端设备支持的双连接能力、终端设备支持的载波聚合能力、终端设备支持的带宽组合能力、终端设备支持的最大发射功率等级、终端设备支持的无线接入技术RAT类型、终端设备支持的带宽大小、终端设备是否对时延要求敏感;和/或,所述***应用场景包括以下至少一者:地面通信场景、卫星通信场景、地球同步轨道GEO场景、中地球轨道MEO场景、低地球轨道LEO场景、时延敏感型场景、非时延敏感型场景、紧急通信场景。
- 根据权利要求3-9中任一项所述的方法,还包括:所述终端设备基于以下至少一种方式确定自身类型:根据预设的类型划分规则确定;根据出厂设置中的终端设备类型标识确定;根据非接入层NAS过程提供的终端设备类型标识确定。
- 根据权利要求2-10中任一项所述的方法,其中,所述第一配置信息还包括:第一阈值;如果所述终端设备对当前服务小区或者目标小区的测量结果符合第一条件,则允许所述终端设备使用所述第一类随机接入资源配置发起随机接入过程;其中,所述第一条件为所述测量结果小于或等于所述第一阈值,或者,所述第一条件为所述测量结果大于或等于所述第一阈值。
- 根据权利要求11所述的方法,其中,如果所述终端设备对当前服务小区或者目标小区的测量结果不符合所述第一条件,则所述终端设备使用所述第二类随机接入资源配置发起随机接入过程。
- 根据权利要求1所述的方法,其中,所述第一配置信息还包括:第二阈值;所述一组或多组随机接入资源配置包括:至少一组专用随机接入前导码根序列相关配置以及一组公共随机接入前导码根序列相关配置;其中,所述专用随机接入前导码根序列相关配置是根据小区测量结果设置的。
- 根据权利要求13所述的方法,其中,如果所述终端设备对当前服务小区或者目标小区的测量结果符合第二条件,则所述终端设备使用所述至少一组专用随机接入前导码根序列相关配置发起随机接入过程;其中,所述第二条件为所述测量结果小于或等于所述第二阈值,或者,所述第二条件为所述测量结果大于或等于所述第二阈值。
- 根据权利要求14所述的方法,其中,如果所述终端设备对当前服务小区或者目标小区的测量结果不符合第二条件,则所述终端设备使用所述公共随机接入前导码根序列相关配置发起随机接入过程。
- 根据权利要求11-15中任一项所述的方法,其中,所述测量结果包括:小区级测量结果或者波束级测量结果。
- 根据权利要求11-16中任一项所述的方法,其中,所述测量结果包括以下至少一者:参考信号接收功率RSRP、参考信号接收质量RSRQ、信号与干扰加噪声比SINR。
- 根据权利要求2-17中任一项所述的方法,其中,所述一组或多组随机接入资源配置中的至少一组随机接入资源配置还包括:与本组中随机接入前导码根序列相关配置关联的一个或多个消息A物理上行共享信道MSGA PUSCH资源配置和/或一个或多个随机接入机会RO资源配置。
- 根据权利要求1所述的方法,其中,所述第一配置信息用于基于非竞争的随机接入过程的资源配置,所述第一配置信息包括:包含一个或多个专用RO资源的专用随机接入资源配置。
- 根据权利要求19所述的方法,其中,所述专用随机接入资源配置还包括:一个或多个专用RO资源对应的专用随机接入前导码相关配置,和/或,一个或多个专用RO资源对应的一个或多个专用MSGA PUSCH资源配置。
- 根据权利要求19或20所述的方法,其中,所述包含一个或多个专用RO资源的专用随机接入资源配置属于同一组基于非竞争的随机接入资源配置;或者,所述包含一个或多个专用RO资源的专用随机接入资源配置属于多组基于非竞争的随机接入资源配置。
- 根据权利要求1-21中任一项所述的方法,其中,所述第一配置信息还包括:第一指示信息,用于指示是否允许所述终端设备在一次随机接入尝试对应的随机接入响应RAR窗口超时之前发起新的随机接入尝试。
- 根据权利要求22中所述的方法,其中,所述第一指示信息包括:第一比特;所述第一比特为第一数值时,允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;所述第一比特为第二数值时,不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试。
- 根据权利要求22中所述的方法,其中,所述第一指示信息包括:第三阈值;如果所述终端设备对当前服务小区或者目标小区的测量结果符合第三条件,则允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;如果所述终端设备对当前服务小区或者目标小区的测量结果不符合第三条件,则不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;其中,所述第三条件为所述测量结果小于或等于所述第三阈值,或者,所述第三条件为所述测量结果大于或等于所述第三阈值。
- 根据权利要求22中所述的方法,其中,所述第一指示信息包括:第二比特和第四阈值;如果所述第二比特为第三数值且所述终端设备对当前服务小区或者目标小区的测量结果符合第四条件,则允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;如果所述第二比特为第四数值以及/或者所述终端设备对当前服务小区或者目标小区的测量结果不符合第四条件,则不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;其中,所述第四条件为所述测量结果小于或等于所述第四阈值,或者,所述第四条件为所述测量结果大于或等于所述第四阈值。
- 根据权利要求1-25中任一项所述的方法,其中,若所述终端设备需要发起多次随机接入尝试,所述终端设备根据所述一组或多组随机接入资源配置中的相同的随机接入资源配置发起多次随机接入尝试;或者,若所述终端设备需要发起多次随机接入尝试,所述终端设备根据所述一组或多组随机接入资源配置中的不同的随机接入资源配置发起多次随机接入尝试。
- 根据权利要求1-26中任一项所述的方法,其中,所述第一配置信息还包括:第一时间间隔阈值和/或一个RAR窗口内允许终端设备连续发起随机接入尝试的最大次数配置;所述第一时间间隔阈值用于指示所述终端设备连续发起两次随机接入尝试之间的最小时间间隔。
- 根据权利要求1-27中任一项所述的方法,其中,所述第一配置信息还包括:第一有效时间;在所述第一有效时间之内,所述第一配置信息有效;超出所述第一有效时间后,所述第一配置信息失效。
- 根据权利要求1-28中任一项所述的方法,所述第一配置信息通过***广播消息或者专用信令携带。
- 一种资源配置方法,应用于网络设备,所述方法包括:网络设备向终端设备发送第一配置信息,所述第一配置信息包括一组或多组随机接入资源配置,所述第一配置信息用于指示所述终端设备根据所述一组或多组随机接入资源配置发起随机接入过程。
- 根据权利要求30所述的方法,其中,单组所述随机接入资源配置属于第一类随机接入资源配置或者第二类随机接入资源配置,其中,所述第一类随机接入资源配置包括专用的随机接入前导码根序列相关配置,所述专用的随机接入前导码根序列相关配置与预设信息存在第一关联关系;所述第二类随机接入资源配置包括公共随机接入前导码根序列相关配置。
- 根据权利要求31所述的方法,其中,所述预设信息包括终端设备类型标识和/或***应用场景标识。
- 根据权利要求31或32所述的方法,其中,所述第一关联关系为显式关系或者隐式关系。
- 根据权利要求33所述的方法,在所述第一关联关系为显式关系的情况下,所述第一配置信息还包括终端设备类型标识和/或***应用场景标识。
- 根据权利要求33所述的方法,在所述第一关联关系为隐式关系的情况下,所述第一关联关系通过协议预定义。
- 根据权利要求32-35中任一项所述的方法,其中,所述专用的随机接入前导码根序列相关配置与所述终端设备类型标识之间的所述第一关联关系 为以下至少一者:一对一映射、一对多映射、多对多映射;和/或;所述专用的随机接入前导码根序列相关配置与所述***应用场景标识之间的所述第一关联关系为以下至少一者:一对一映射、一对多映射、多对多映射。
- 根据权利要求32-36中任一项所述的方法,其中,所述第一配置信息包括所述第一类随机接入资源配置、所述第二类随机接入资源配置以及所述第一关联关系;或者,所述第一配置信息包括所述第一类随机接入资源配置以及所述第一关联关系且不包括所述第二类随机接入资源配置;或者,所述第一配置信息包括所述第二类随机接入资源配置且不包括所述第一类随机接入资源配置。
- 根据权利要求32-37中任一项所述的方法,其中,所述终端设备类型按照以下至少一者划分:终端设备支持的发射天线的个数、终端设备支持的接收天线的个数、终端设备支持的双连接能力、终端设备支持的载波聚合能力、终端设备支持的带宽组合能力、终端设备支持的最大发射功率等级、终端设备支持的无线接入技术RAT类型、终端设备支持的带宽大小、终端设备是否对时延要求敏感;和/或,所述***应用场景包括以下至少一者:地面通信场景、卫星通信场景、GEO场景、MEO场景、LEO场景、时延敏感型场景、非时延敏感型场景、紧急通信场景。
- 根据权利要求31-38中任一项所述的方法,其中,所述第一配置信息还包括:第一阈值;所述第一阈值用于在所述终端设备对当前服务小区或者目标小区的测量结果符合第一条件的情况下,允许所述终端设备使用所述第一类随机接入资源配置发起随机接入过程;其中,所述第一条件为所述测量结果小于或等于所述第一阈值,或者,所述第一条件为所述测量结果大于或等于所述第一阈值。
- 根据权利要求39所述的方法,其中,所述第一阈值还用于在所述终端设备对当前服务小区或者目标小区的测量结果不符合所述第一条件的情况下,所述终端设备使用所述第二类随机接入资源配置发起随机接入过程。
- 根据权利要求30所述的方法,其中,所述第一配置信息还包括:第二阈值;所述一组或多组随机接入资源配置包括:至少一组专用随机接入前导码根序列相关配置以及一组公共随机接入前导码根序列相关配置;其中,所述专用随机接入前导码根序列相关配置是根据小区测量结果设置的。
- 根据权利要求41所述的方法,其中,所述第二阈值用于在所述终端设备对当前服务小区或者目标小区的测量结果符合第二条件的情况下,所述终端设备使用所述至少一组专用随机接入前导码根序列相关配置发起随机接入过程;其中,所述第二条件为所述测量结果小于或等于所述第二阈值,或者,所述第二条件为所述测量结果大于或等于所述第二阈值。
- 根据权利要求42所述的方法,其中,所述第二阈值还用于在所述终端设备对当前服务小区或者目标小区的测量结果不符合第二条件的情况下,所述终端设备使用所述公共随机接入前导码根序列相关配置发起随机接入过程。
- 根据权利要求39-43中任一项所述的方法,其中,所述测量结果包括:小区级测量结果或者波束级测量结果。
- 根据权利要求39-44中任一项所述的方法,其中,所述测量结果包括以下至少一者:参考信号接收功率RSRP、参考信号接收质量RSRQ、信号与干扰加噪声比SINR。
- 根据权利要求31-45中任一项所述的方法,其中,所述一组或多组随机接入资源配置中的至少一组随机接入资源配置还包括:与本组中随机接入前导码根序列相关配置关联的一个或多个MSGA PUSCH资源配置和/或一个或多个RO资源配置。
- 根据权利要求30所述的方法,其中,所述第一配置信息用于基于非竞争的随机接入过程的资源配置,所述第一配置信息包括:包含一个或多个专用RO资源的专用随机接入资源配置。
- 根据权利要求47所述的方法,其中,所述专用随机接入资源配置还包括:一个或多个专用RO资源对应的专用随机接入前导码相关配置,和/或,一个或多个专用RO资源对应的一个或多个专用MSGA PUSCH资源配置。
- 根据权利要求47或48所述的方法,其中,所述包含一个或多个专用RO资源的专用随机接入资源配置属于同一组基于非竞争的随机接入资源配置;或者,所述包含一个或多个专用RO资源的专用随机接入资源配置属于多组基于非竞争的随机接入资源配置。
- 根据权利要求30-49中任一项所述的方法,其中,所述第一配置信息还包括:第一指示信息,用于指示是否允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试。
- 根据权利要求50中所述的方法,其中,所述第一指示信息包括:第一比特;所述第一比特为第一数值时,允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;所述第一比特为第二数值时,不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试。
- 根据权利要求50中所述的方法,其中,所述第一指示信息包括:第三阈值;如果所述终端设备对当前服务小区或者目标小区的测量结果符合第三条件,则允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;如果所述终端设备对当前服务小区或者目标小区的测量结果不符合第三条件,则不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;其中,所述第三条件为所述测量结果小于或等于所述第三阈值,或者,所述第三条件为所述测量结果大于或等于所述第三阈值。
- 根据权利要求50中所述的方法,其中,所述第一指示信息包括:第二比特和第四阈值;如果所述第二比特为第三数值且所述终端设备对当前服务小区或者目标小区的测量结果符合第四条件,则允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;如果所述第二比特为第四数值以及/或者所述终端设备对当前服务小区或者目标小区的测量结果不符合第四条件,则不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;其中,所述第四条件为所述测量结果小于或等于所述第四阈值,或者,所述第四条件为所述测量结果大于或等于所述第四阈值。
- 根据权利要求30-53中任一项所述的方法,其中,所述第一配置信息还包括:第一时间间隔阈值和/或一个RAR窗口内允许终端设备连续发起随机接入尝试的最大次数配置;所述第一时间间隔阈值用于指示所述终端设备连续发起两次随机接入尝试之间的最小时间间隔。
- 根据权利要求30-54中任一项所述的方法,其中,所述第一配置信息还包括:第一有效时间;在所述第一有效时间之内,所述第一配置信息有效;超出所述第一有效时间后,所述第一配置信息失效。
- 根据权利要求30-55中任一项所述的方法,所述第一配置信息通过***广播消息或者专用信令携带。
- 一种终端设备,包括:接收模块,用于接收网络设备发送的第一配置信息,所述第一配置信息包括一组或多组随机接入资源配置,所述第一配置信息用于指示所述终端设备根据所述一组或多组随机接入资源配置发起随机接入过程。
- 根据权利要求57所述的终端设备,其中,单组所述随机接入资源配置属于第一类随机接入资源配置或者第二类随机接入资源配置,其中,所述第一类随机接入资源配置包括专用的随机接入前导码根序列相关配置,所述专用的随机接入前导码根序列相关配置与预设信息存在第一关联关系;所述第二类随机接入资源配置包括公共随机接入前导码根序列相关配置。
- 根据权利要求58所述的终端设备,其中,所述预设信息包括终端设备类型标识和/或***应用场景标识。
- 根据权利要求58或59所述的终端设备,其中所述第一关联关系为显式关系或者隐式关系。
- 根据权利要求60所述的终端设备,在所述第一关联关系为显式关系的情况下,所述第一配置信息还包括终端设备类型标识和/或***应用场景标识。
- 根据权利要求60所述的终端设备,在所述第一关联关系为隐式关系的情况下,所述第一关联关系通过协议预定义。
- 根据权利要求59-62中任一项所述的终端设备,其中,所述专用的随机接入前导码根序列相关配置与所述终端设备类型标识之间的所述第一关联关系为以下至少一者:一对一映射、一对多映射、多对多映射;和/或;所述专用的随机接入前导码根序列相关配置与所述***应用场景标识之间的所述第一关联关系为以下至少一者:一对一映射、一对多映射、多对多映射。
- 根据权利要求59-63中任一项所述的终端设备,其中,第一发起模块,用于在所述第一配置信息包括所述第一类随机接入资源配置和所述第二类随机接入资源配置,并且,所述终端设备的类型不属于所述第一类随机接入资源配置关联的终端设备类型以及/或者所述终端设备所处的应用场景不属于所述第一类随机接入资源配置关联的应用场景的情况下,使用所述第二类随机接入资源配置发起随机接入过程;或者,第二发起模块,用于在所述第一配置信息包括所述第一类随机接入资源配置,并且,所述终端设备的类型属于所述第一类随机接入资源配置关联的终端设备类型以及/或者所述终端设备所处的应用场景属于所述第一类随机接入资源配置关联的应用场景的情况下,使用所述第一类随机接入资源配置发起随机接入过程;或者,第三发起模块,用于在所述第一配置信息包括所述第二类随机接入资源配置且不包括所述第一类随机接入资源配置的情况下,使用所述第二类随机接入资源配置发起随机接入过程。
- 根据权利要求59-64中任一项所述的终端设备,其中,所述终端设备类型按照以下至少一者划分:终端设备支持的发射天线的个数、终端设备支持的接收天线的个数、终端设备支持的双连接能力、终端设备支持的载波聚合能力、终端设备支持的带宽组合能力、终端设备支持的的最大发射功率等级、终端设备支持的无线接入技术RAT类型、终端设备支持的带宽大小、终端设备是否对时延要求敏感;和/或,所述***应用场景包括以下至少一者:地面通信场景、卫星通信场景、GEO场景、MEO场景、LEO场景、时延敏感型场景、非时延敏感型场景、紧急通信场景。
- 根据权利要求59-65中任一项所述的终端设备,还包括:确定模块,用于基于以下至少一种方式确定自身类型:根据预设的类型划分规则确定;根据出厂设置中的终端设备类型标识确定;根据非接入层NAS过程提供的终端设备类型标识确定。
- 根据权利要求58-66中任一项所述的终端设备,其中,所述第一配置信息还包括:第一阈值;允许模块,用于在所述终端设备对当前服务小区或者目标小区的测量结果符合第一条件的情况下,允许所述终端设备使用所述第一类随机接入资源配置发起随机接入过程;其中,所述第一条件为所述测量结果小于或等于所述第一阈值,或者,所述第一条件为所述测量结果大于或等于所述第一阈值。
- 根据权利要求67所述的终端设备,其中,如果所述终端设备对当前服务小区或者目标小区的测量结果不符合所述第一条件,则所述终端 设备使用所述第二类随机接入资源配置发起随机接入过程。
- 根据权利要求57所述的终端设备,其中,所述第一配置信息还包括:第二阈值;所述一组或多组随机接入资源配置包括:至少一组专用随机接入前导码根序列相关配置以及一组公共随机接入前导码根序列相关配置;其中,所述专用随机接入前导码根序列相关配置是根据小区测量结果设置的。
- 根据权利要求69所述的终端设备,其中,第四发起模块,用于在所述终端设备对当前服务小区或者目标小区的测量结果符合第二条件的情况下,使用所述至少一组专用随机接入前导码根序列相关配置发起随机接入过程;其中,所述第二条件为所述测量结果小于或等于所述第二阈值,或者,所述第二条件为所述测量结果大于或等于所述第二阈值。
- 根据权利要求70所述的终端设备,其中,在所述终端设备对当前服务小区或者目标小区的测量结果不符合第二条件,所述第四发起模块使用所述公共随机接入前导码根序列相关配置发起随机接入过程。
- 根据权利要求67-71中任一项所述的终端设备,其中,所述测量结果包括:小区级测量结果或者波束级测量结果。
- 根据权利要求67-72中任一项所述的终端设备,其中,所述测量结果包括以下至少一者:RSRP、RSRQ、SINR。
- 根据权利要求58-73中任一项所述的终端设备,其中,所述一组或多组随机接入资源配置中的至少一组随机接入资源配置还包括:与本组中随机接入前导码根序列相关配置关联的一个或多个MSGA PUSCH资源配置和/或一个或多个RO资源配置。
- 根据权利要求57所述的终端设备,其中,所述第一配置信息用于基于非竞争的随机接入过程的资源配置,所述第一配置信息包括:包含一个或多个专用RO资源的专用随机接入资源配置。
- 根据权利要求75所述的终端设备,其中,所述专用随机接入资源配置还包括:一个或多个专用RO资源对应的专用随机接入前导码相关配置,和/或,一个或多个专用RO资源对应的一个或多个专用MSGA PUSCH资源配置。
- 根据权利要求75或76所述的终端设备,其中,所述包含一个或多个专用RO资源的专用随机接入资源配置属于同一组基于非竞争的随机接入资源配置;或者,所述包含一个或多个专用RO资源的专用随机接入资源配置属于多组基于非竞争的随机接入资源配置。
- 根据权利要求57-77中任一项所述的终端设备,其中,所述第一配置信息还包括:第一指示信息,用于指示是否允许所述终端设备在一次随机接入尝试对应的随机接入响应RAR窗口超时之前发起新的随机接入尝试。
- 根据权利要求78中所述的终端设备,其中,所述第一指示信息包括:第一比特;所述第一比特为第一数值时,允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;所述第一比特为第二数值时,不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试。
- 根据权利要求78中所述的终端设备,其中,所述第一指示信息包括:第三阈值;如果所述终端设备对当前服务小区或者目标小区的测量结果符合第三条件,则允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;如果所述终端设备对当前服务小区或者目标小区的测量结果不符合第三条件,则不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;其中,所述第三条件为所述测量结果小于或等于所述第三阈值,或者,所述第三条件为所述测量结果大于或等于所述第三阈值。
- 根据权利要求78中所述的终端设备,其中,所述第一指示信息包括:第二比特和第四阈值;若所述第二比特为第三数值且所述终端设备对当前服务小区或者目标小区的测量结果符合第四条件,则允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;若所述第二比特为第四数值以及/或者所述终端设备对当前服务小区或者目标小区的测量结果不符合第四条件,则不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;其中,所述第四条件为所述测量结果小于或等于所述第四阈值,或者,所述第四条件为所述测量结果大于或等于所述第四阈值。
- 根据权利要求57-81中任一项所述的终端设备,其中,若所述终端设备需要发起多次随机接入尝试,所述终端设备根据所述一组或多组随机接入资源配置中的相同的随机接入资源配置发起多次随机接入尝试;或者,若所述终端设备需要发起多次随机接入尝试,所述终端设备根据所述一组或多组随机接入资源配置中的不同的随机接入资源配置发起多次随机接入尝试。
- 根据权利要求57-82中任一项所述的终端设备,其中,所述第一配置信息还包括:第一时间间隔阈值和/或一个RAR窗口内允许终端设备连续发起随机接入尝试的最大次数配置;所述第一时间间隔阈值用于指示所述终端设备连续发起两次随机接入尝试之间的最小时间间隔。
- 根据权利要求57-83中任一项所述的终端设备,其中,所述第一配置信息还包括:第一有效时间;在所述第一有效时间之内,所述第一配置信息有效;超出所述第一有效时间后,所述第一配置信息失效。
- 根据权利要求57-84中任一项所述的终端设备,所述第一配置信息通过***广播消息或者专用信令携带。
- 一种网络设备,包括:发送模块,用于向终端设备发送第一配置信息,所述第一配置信息包括一组或多组随机接入资源配置,所述第一配置信息用于指示所述终端设备根据所述一组或多组随机接入资源配置发起随机接入过程。
- 根据权利要求86所述的网络设备,其中,单组所述随机接入资源配置属于第一类随机接入资源配置或者第二类随机接入资源配置,其中,所述第一类随机接入资源配置包括专用的随机接入前导码根序列相关配置,所述专用的随机接入前导码根序列相关配置与预设信息存在第一关联关系;所述第二类随机接入资源配置包括公共随机接入前导码根序列相关配置。
- 根据权利要求87所述的网络设备,其中,所述预设信息包括终端设备类型标识和/或***应用场景标识。
- 根据权利要求87或88所述的网络设备,其中,所述第一关联关系为显式关系或者隐式关系。
- 根据权利要求89所述的网络设备,在所述第一关联关系为显式关系的情况下,所述第一配置信息还包括终端设备类型标识和/或***应用场景标识。
- 根据权利要求89所述的网络设备,在所述第一关联关系为隐式关系的情况下,所述第一关联关系通过协议预定义。
- 根据权利要求88-91中任一项所述的网络设备,其中,所述专用的随机接入前导码根序列相关配置与所述终端设备类型标识之间的所述第一关联关系为以下至少一者:一对一映射、一对多映射、多对多映射;和/或;所述专用的随机接入前导码根序列相关配置与所述***应用场景标识之间的所述第一关联关系为以下至少一者:一对一映射、一对多映射、多对多映射。
- 根据权利要求88-92中任一项所述的网络设备,其中,所述第一配置信息包括所述第一类随机接入资源配置、所述第二类随机接入资源配置以及所述第一关联关系;或者,所述第一配置信息包括所述第一类随机接入资源配置以及所述第一关联关系且不包括所述第二 类随机接入资源配置;或者,所述第一配置信息包括所述第二类随机接入资源配置且不包括所述第一类随机接入资源配置。
- 根据权利要求88-93中任一项所述的网络设备,其中,所述终端设备类型按照以下至少一者划分:终端设备支持的发射天线的个数、终端设备支持的接收天线的个数、终端设备支持的双连接能力、终端设备支持的载波聚合能力、终端设备支持的带宽组合能力、终端设备支持的最大发射功率等级、终端设备支持的无线接入技术RAT类型、终端设备支持的带宽大小、终端设备是否对时延要求敏感;和/或,所述***应用场景包括以下至少一者:地面通信场景、卫星通信场景、GEO场景、MEO场景、LEO场景、时延敏感型场景、非时延敏感型场景、紧急通信场景。
- 根据权利要求87-94中任一项所述的网络设备,其中,所述第一配置信息还包括:第一阈值;所述第一阈值用于在所述终端设备对当前服务小区或者目标小区的测量结果符合第一条件的情况下,允许所述终端设备使用所述第一类随机接入资源配置发起随机接入过程;其中,所述第一条件为所述测量结果小于或等于所述第一阈值,或者,所述第一条件为所述测量结果大于或等于所述第一阈值。
- 根据权利要求95所述的网络设备,其中,所述第一阈值还用于在所述终端设备对当前服务小区或者目标小区的测量结果不符合所述第一条件的情况下,所述终端设备使用所述第二类随机接入资源配置发起随机接入过程。
- 根据权利要求86所述的网络设备,其中,所述第一配置信息还包括:第二阈值;所述一组或多组随机接入资源配置包括:至少一组专用随机接入前导码根序列相关配置以及一组公共随机接入前导码根序列相关配置;其中,所述专用随机接入前导码根序列相关配置是根据小区测量结果设置的。
- 根据权利要求97所述的网络设备,其中,所述第二阈值用于在所述终端设备对当前服务小区或者目标小区的测量结果符合第二条件的情况下,所述终端设备使用所述至少一组专用随机接入前导码根序列相关配置发起随机接入过程;其中,所述第二条件为所述测量结果小于或等于所述第二阈值,或者,所述第二条件为所述测量结果大于或等于所述第二阈值。
- 根据权利要求98所述的网络设备,其中,所述第二阈值还用于在所述终端设备对当前服务小区或者目标小区的测量结果不符合第二条件的情况下,所述终端设备使用所述公共随机接入前导码根序列相关配置发起随机接入过程。
- 根据权利要求95-99中任一项所述的网络设备,其中,所述测量结果包括:小区级测量结果或者波束级测量结果。
- 根据权利要求95-100中任一项所述的网络设备,其中,所述测量结果包括以下至少一者:RSRP、RSRQ、SINR。
- 根据权利要求87-101中任一项所述的网络设备,其中,所述一组或多组随机接入资源配置中的至少一组随机接入资源配置还包括:与本组中随机接入前导码根序列相关配置关联的一个或多个MSGA PUSCH资源配置和/或一个或多个RO资源配置。
- 根据权利要求86所述的网络设备,其中,所述第一配置信息用于基于非竞争的随机接入过程的资源配置,所述第一配置信息包括:包含一个或多个专用RO资源的专用随机接入资源配置。
- 根据权利要求103所述的网络设备,其中,所述专用随机接入资源配置还包括:一个或多个专用RO资源对应的专用随机接入前导码相关配置,和/或,一个或多个专用RO资源对应的一个或多个专用MSGA PUSCH资源配置。
- 根据权利要求103或104所述的网络设备,其中,所述包含一个或多个专用RO资源的专用随机接入资源配置属于同一组基于非竞争的随机接入资源配置;或者,所述包含一个或多个专用RO资源的专用随机接入资源配置属于多组基于非竞争的随机接入资源配置。
- 根据权利要求86-105中任一项所述的网络设备,其中,所述第一配置信息还包括:第一指示信息,用于指示是否允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试。
- 根据权利要求106中所述的网络设备,其中,所述第一指示信息包括:第一比特;所述第一比特为第一数值时,允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;所述第一比特为第二数值时,不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试。
- 根据权利要求106中所述的网络设备,其中,所述第一指示信息包括:第三阈值;如果所述终端设备对当前服务小区或者目标小区的测量结果符合第三条件,则允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;如果所述终端设备对当前服务小区或者目标小区的测量结果不符合第三条件,则不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;其中,所述第三条件为所述测量结果小于或等于所述第三阈值,或者,所述第三条件为所述测量结果大于或等于所述第三阈值。
- 根据权利要求106中所述的网络设备,其中,所述第一指示信息包括:第二比特和第四阈值;若所述第二比特为第三数值且所述终端设备对当前服务小区或者目标小区的测量结果符合第四条件,则允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;如果所述第二比特为第四数值以及/或者所述终端设备对当前服务小区或者目标小区的测量结果不符合第四条件,则不允许所述终端设备在一次随机接入尝试对应的RAR窗口超时之前发起新的随机接入尝试;其中,所述第四条件为所述测量结果小于或等于所述第四阈值,或者,所述第四条件为所述测量结果大于或等于所述第四阈值。
- 根据权利要求86-109中任一项所述的网络设备,其中,所述第一配置信息还包括:第一时间间隔阈值和/或一个RAR窗口内允许终端设备连续发起随机接入尝试的最大次数配置;所述第一时间间隔阈值用于指示所述终端设备连续发起两次随机接入尝试之间的最小时间间隔。
- 根据权利要求86-110中任一项所述的网络设备,其中,所述第一配置信息还包括:第一有效时间;在所述第一有效时间之内,所述第一配置信息有效;超出所述第一有效时间后,所述第一配置信息失效。
- 根据权利要求86-111中任一项所述的网络设备,所述第一配置信息通过***广播消息或者专用信令携带。
- 一种终端设备,包括:处理器、存储器和收发器,所述存储器用于存储计算机程序,所述处理器调用并运行所述存储器中存储的计算机程序,以控制所述收发器执行如权利要求1至29中任一项所述的方法。
- 一种网络设备,包括:处理器、存储器和收发器,所述存储器用于存储计算机程序,所述处理器调用并运行所述存储器中存储的计算机程序,以控制所述收发器执行如权利要求30至56中任一项所述的方法。
- 一种芯片,包括:至少一个处理器电路,用于从存储器中调用并运行计算机程序,使得安装有所述芯片的设备执行如权利要求1至56中任一项所述的方法。
- 一种计算机可读存储介质,用于存储计算机程序,所述计算机程序使得计算机执行如权利要求1至56中任一项所述的方法。
- 一种计算机程序产品,包括计算机程序指令,所述计算机程序指令使得计算机执行如权利要求1至56中任一项所述的方法。
- 一种计算机程序,所述计算机程序使得计算机执行如权利要求1至56中任一项所述的方法。
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