WO2024055998A1 - Procédé de transition d'état côté réseau, terminal, et dispositif côté réseau - Google Patents

Procédé de transition d'état côté réseau, terminal, et dispositif côté réseau Download PDF

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Publication number
WO2024055998A1
WO2024055998A1 PCT/CN2023/118602 CN2023118602W WO2024055998A1 WO 2024055998 A1 WO2024055998 A1 WO 2024055998A1 CN 2023118602 W CN2023118602 W CN 2023118602W WO 2024055998 A1 WO2024055998 A1 WO 2024055998A1
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Prior art keywords
information
network side
state transition
target
following
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PCT/CN2023/118602
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English (en)
Chinese (zh)
Inventor
蒋露
陈晓航
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维沃移动通信有限公司
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Publication of WO2024055998A1 publication Critical patent/WO2024055998A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • This application belongs to the field of communication technology, and specifically relates to a network-side state transition method, a terminal and a network-side device.
  • the transition between different states on the network side can be implemented through network-side algorithms. For example, the network side decides whether to enter the sleep state or whether to leave the sleep state based on network load/user distribution and other conditions. However, this method is too passive for terminals, especially for terminals in idle state. Regardless of whether the network side is in sleep state or non-sleep state, idle state terminals cannot obtain the state transition information of the network side in time, that is, all network side The state on the network side may be inconsistent with the state on the network side considered by the terminal side, thus affecting the communication performance of the terminal.
  • Embodiments of the present application provide a network-side state transition method, a terminal, and a network-side device, which can solve the problem that the communication performance of the terminal is affected by network-side state transition.
  • a method for network-side state transition including: a terminal sending first information, the first information being used to trigger a network-side device to perform state transition, and the first information including at least one of the following: Target Uplink signal, target uplink channel, target service, and uplink indication information.
  • a method for network side state transition including: the network side device receives first information, the first information is used to trigger the network side device to perform state transition, and the first information includes at least the following: One: target uplink signal, target uplink channel, target service, and uplink indication information; the network side device performs state transition based on the first information.
  • a device for network side state transition including: a sending module, configured to send first information, where the first information is used to trigger a network side device to perform state transition, where the first information includes at least the following: One: target uplink signal, target uplink channel, target service, and uplink indication information.
  • a device for network side state transition including: a receiving module, configured to receive first information, The first information is used to trigger the device to perform state transition, and the first information includes at least one of the following: a target uplink signal, a target uplink channel, a target service, and uplink indication information; a processing module configured to perform a state transition based on the first A piece of information performs a state transition.
  • a terminal in a fifth aspect, includes a processor and a memory.
  • the memory stores programs or instructions that can be run on the processor.
  • the program or instructions are executed by the processor, the following implementations are implemented: The steps of the method described in one aspect.
  • a terminal including a processor and a communication interface, wherein the communication interface is used to send first information, the first information is used to trigger a network side device to perform state transition, and the first information Including at least one of the following: target uplink signal, target uplink channel, target service, and uplink indication information.
  • a network side device in a seventh aspect, includes a processor and a memory.
  • the memory stores programs or instructions that can be run on the processor.
  • the program or instructions are executed by the processor.
  • a network side device including a processor and a communication interface, wherein the processor is configured to perform state transition based on first information, the communication interface is configured to receive the first information, and the first information
  • the first information includes at least one of the following: target uplink signal, target uplink channel, target service, and uplink indication information.
  • a ninth aspect provides a system for network side state transition, including: a terminal and a network side device.
  • the terminal can be used to perform the steps of the method described in the first aspect
  • the network side device can be used to perform the steps of the method described in the first aspect.
  • a readable storage medium In a tenth aspect, a readable storage medium is provided. Programs or instructions are stored on the readable storage medium. When the programs or instructions are executed by a processor, the steps of the method described in the first aspect are implemented, or the steps of the method are implemented as described in the first aspect. The steps of the method described in the second aspect.
  • a chip in an eleventh aspect, includes a processor and a communication interface.
  • the communication interface is coupled to the processor.
  • the processor is used to run programs or instructions to implement the method described in the first aspect. The steps of a method, or steps of implementing a method as described in the second aspect.
  • a computer program/program product is provided, the computer program/program product is stored in a storage medium, and the computer program/program product is executed by at least one processor to implement as described in the first aspect
  • the terminal can trigger the network side device to perform state transition by sending first information.
  • the first information includes at least one of the following: target uplink signal, target uplink channel, target service, and uplink indication information.
  • the terminal can actively trigger the network side to perform state transition, so that the terminal and the network side have consistent understanding of the network side state, which is beneficial to improving the communication performance of the terminal.
  • Figure 1 is a schematic diagram of a wireless communication system according to an embodiment of the present application.
  • Figure 2 is a schematic flow chart of a network-side state transition method according to an embodiment of the present application
  • Figure 3 is a schematic flow chart of a network-side state transition method according to an embodiment of the present application.
  • Figure 4 is a schematic flow chart of a network-side state transition method according to an embodiment of the present application.
  • Figure 5 is a schematic flow chart of a network-side state transition method according to an embodiment of the present application.
  • Figure 6 is a schematic structural diagram of a device for network-side state transition according to an embodiment of the present application.
  • Figure 7 is a schematic structural diagram of a device for network side state transition according to an embodiment of the present application.
  • Figure 8 is a schematic structural diagram of a communication device according to an embodiment of the present application.
  • Figure 9 is a schematic structural diagram of a terminal according to an embodiment of the present application.
  • Figure 10 is a schematic structural diagram of a network side device according to an embodiment of the present application.
  • first, second, etc. in the description and claims of this application are used to distinguish similar objects and are not used to describe a specific order or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and that "first" and “second” are distinguished objects It is usually one type, and the number of objects is not limited.
  • the first object can be one or multiple.
  • “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the related objects are in an "or” relationship.
  • LTE Long Term Evolution
  • LTE-Advanced, LTE-A Long Term Evolution
  • LTE-A Long Term Evolution
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency Division Multiple Access
  • NR New Radio
  • FIG. 1 shows a block diagram of a wireless communication system to which embodiments of the present application are applicable.
  • the wireless communication system includes a terminal 11 and a network side device 12.
  • the terminal 11 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer), or a notebook computer, a personal digital assistant (Personal Digital Assistant, PDA), a palmtop computer, a netbook, or a super mobile personal computer.
  • Tablet Personal Computer Tablet Personal Computer
  • laptop computer laptop computer
  • PDA Personal Digital Assistant
  • PDA Personal Digital Assistant
  • UMPC ultra-mobile personal computer
  • MID Mobile Internet Device
  • AR augmented reality
  • VR virtual reality
  • PUE wearable devices
  • smart home home equipment with wireless communication functions, such as refrigerators, TVs, washing machines or furniture, etc.
  • PC personal computers
  • Terminal side devices, wearable devices include: smart watches, smart bracelets, smart headphones, smart glasses, smart jewelry (smart bracelets, smart bracelets, smart rings, smart necklaces, smart anklets, smart anklets, etc.), smart wrists Belts, smart clothing, etc.
  • the network side device 12 may include an access network device or a core network device, where the access network device may also be called a radio access network device, a radio access network (Radio Access Network, RAN), a radio access network function or a wireless device. access network unit. Access network equipment may include base stations, WLAN access points, or WiFi nodes. The base station may be called a Node B, an evolved Node B (eNB), an access point, or a Base Transceiver Station (BTS).
  • RAN radio access network
  • RAN radio access network
  • RAN radio access network
  • Access network equipment may include base stations, WLAN access points, or WiFi nodes.
  • the base station may be called a Node B, an evolved Node B (eNB), an access point, or a Base Transceiver Station (BTS).
  • BTS Base Transceiver Station
  • radio base station radio transceiver
  • BSS Basic Service Set
  • ESS Extended Service Set
  • home B-node home evolved B-node
  • TRP Transmitting Receiving Point
  • the base station is not limited to specific technical terms. It should be noted that in the embodiment of this application, only the base station in the NR system is used as an example. Introduction, does not limit the specific type of base station.
  • this embodiment of the present application provides a network-side state transition method 200.
  • the method can be executed by a terminal.
  • the method can be executed by software or hardware installed on the terminal.
  • the method includes the following steps.
  • the terminal sends first information.
  • the first information is used to trigger the network side device to perform state transition.
  • the first information includes at least one of the following: target uplink signal, target uplink channel, target service, and uplink indication information.
  • the state transition includes at least one of the following:
  • the working mode may include at least one of the following: deep sleep mode; light sleep mode; Micro sleep mode; activate downlink mode (Active DL mode); activate uplink Mode (Active UL mode).
  • the first information can trigger the network side device to convert between any two working modes mentioned above.
  • the first information triggers the network side device to convert from the deep sleep mode to the light sleep mode; for another example, the first information triggers the network side device to convert from the deep sleep mode to the light sleep mode.
  • the information triggers the network-side device to transition from deep sleep mode to active downlink mode, and so on.
  • the time domain related configuration includes at least one of the following: synchronization signal and physical broadcast channel block (Synchronization Signal and PBCH block, SSB) configuration, random access channel (Random Access Channel, RACH) configuration, discontinuous reception (Discontinuous Reception, DRX) configuration, paging (Paging) configuration, SSB Measurement Time Configuration (SSB-MTC), system information (System Information, SI) configuration (such as period, offset, etc.).
  • SSB synchronization signal and physical broadcast channel block
  • RACH random access channel
  • DRX discontinuous reception
  • Paging paging
  • SI System Information
  • the first information may trigger the network side device to convert the SSB configuration.
  • the first information triggers the network side device to tighten the SSB cycle (ie, send more SSB).
  • the first information can trigger the network side device to perform RACH configuration conversion.
  • the first information triggers the network side device to configure more RACH resources for the terminal so that the terminal has more opportunities to successfully access.
  • the frequency domain related configuration includes at least one of the following: bandwidth part (Band Width Part, BWP) configuration, bandwidth (bandwidth) configuration, and common search space (common search space) configuration.
  • BWP bandwidth part
  • bandwidth bandwidth
  • common search space common search space
  • the first information may trigger the network side device to convert the BWP configuration.
  • the first information triggers the network side device to configure a larger BWP for the terminal.
  • the first information may trigger the network side device to convert the bandwidth configuration.
  • the first information triggers the network side device to configure a larger bandwidth for the terminal.
  • the airspace related configuration includes at least one of the following: channel state information reference signal (Channel State Information-Reference Signal, CSI-RS) resource configuration, channel state information (Channel State Information, CSI) report configuration, codebook configuration (codebook config ), port number configuration, Transmission and Reception Point (TRP) related configuration (such as the number of TRPs), Transmission Configuration Indication (TCI State) configuration.
  • CSI-RS Channel State Information-Reference Signal
  • CSI Channel State Information
  • codebook configuration codebook config
  • port number configuration such as the number of TRPs
  • TRP Transmission and Reception Point
  • TRP Transmission Configuration Indication
  • TCI State Transmission Configuration Indication
  • the first information may trigger the network side device to perform conversion of CSI-RS resource configuration. For example, the first information triggers the network side device to configure more CSI-RS resources. In this embodiment, the first information may trigger the network side device to convert the CSI report configuration. For example, the first information triggers the network side device to configure the terminal to send more CSI reports. In this embodiment, the first information may trigger the network side device to convert the codebook configuration. For example, the first information triggers the network side device to configure a codebook for the terminal that is more suitable for the current channel state.
  • the power domain related configuration includes at least one of the following: maximum transmit power configuration, power spectral density (Power Spectral Density, PSD) configuration of each transmission and reception unit (TxRU).
  • maximum transmit power configuration power spectral density (Power Spectral Density, PSD) configuration of each transmission and reception unit (TxRU).
  • PSD Power Spectral Density
  • the first information can trigger the network side device to convert the maximum transmission power configuration.
  • the first information triggers the network side device to reduce the maximum transmission power, which is more conducive to the network side entering a sleep state.
  • the first information can trigger the network side device to convert the power configuration of the TxRU.
  • the first information triggers the network side device to reduce the PSD of each TxRU. This can reduce the total transmit power, thereby bringing benefits to the network side. to gain energy savings.
  • the network energy-saving state is a state using energy-saving technology specified or predefined by the network side or protocol.
  • different SSB cycles can be defined to mean that the network is in different energy-saving states
  • different CDRX configurations can also be defined to mean that the network side is in different energy-saving states, or different power levels
  • different TxRU numbers can be defined to mean that the network side is in different states. energy saving state.
  • the first information can trigger the network side device to transition from the first network energy saving state to the second network energy saving state.
  • the SSB period of the first network energy-saving state is 60ms
  • the SSB period of the second network energy-saving state is 80ms.
  • the SSB periods of these two network energy-saving states are much longer than the normal SSB period to allow the network side to have More chances to fall asleep.
  • state transitions performed by the network side device are not limited to the situations listed above, and there may be more state transitions, which will not be listed one by one here.
  • the timing for the terminal to send the first information is: the time domain position of at least X time units before the network side device performs state transition, where X is a positive integer.
  • the time unit includes at least one of the following: frame, subframe, half-frame, time slot, symbol, millisecond, and second.
  • the length of X time units may be the response time of the network side device. For example, after receiving the first information, the network side device requires at least more than X time units to prepare to complete the state transition.
  • the terminal can trigger the network-side device to perform state transition by sending first information.
  • the first information includes at least one of the following: target uplink signal, target uplink channel, and target service, Uplink indication information, in the embodiment of this application, the terminal can actively trigger the network side to perform state transition, which is beneficial to improving the communication performance of the terminal.
  • the terminal when the network side is in the sleep state (or energy-saving state), there may be a scenario where the terminal random access request cannot be completed because the number of antennas is too few or the SSB cycle is too large, or the related configuration in the energy-saving state
  • the network (for example, there are too few TxRUs, or the number of ports is only 8) is not enough to meet certain uplink transmission requirements of the terminal.
  • the terminal sends the first information so that the network side can wake up from the sleep state in time, or switch to the appropriate time/frequency/space/power domain configuration in time to ensure that the uplink information from the terminal side can be received in time. Meet the communication needs of the terminal.
  • the network side is in the energy-saving state (assuming that port 16 is configured in the energy-saving state and port 32 is configured in the non-energy-saving state), and the UE is in the idle state. Because the number of network-side ports is too small or the SSB cycle is too relaxed, the terminal's uplink transmission is blocked. In this embodiment, the terminal wakes up the network-side device to enter the active state by sending the first information (such as opening 32port, or tightening the SSB cycle), so that the network-side device can perform better uplink reception and receive uplink information from the terminal side in a timely manner.
  • the first information such as opening 32port, or tightening the SSB cycle
  • the terminal sending the first information includes: the terminal sending the first information when at least one of the following conditions is met:
  • RSRP Reference Signal Receiving Power
  • RSRQ Reference Signal Receiving Quality
  • the measurement results of the RSRP or RSRQ include one of the following: the measurement results of the SSB when the terminal is in the idle state; the measurement results of the SSB or CSI-RS when the terminal is in the connected state (connected UE).
  • the number of random access failures is greater than the third threshold. For example, within a certain period of time, the number of random access failures is greater than the third threshold.
  • BFR Beam failure recovery
  • RLF Radio Link Failure
  • the above multiple embodiments mainly introduce the network side state transition and the conditions for the terminal to send the first information.
  • the first information will be introduced in detail in multiple embodiments below.
  • the target uplink signal of the first information includes at least one of the following: message 1 (Message1, Msg1), Msg3, MsgA, sounding reference signal (Sounding Reference Signal, SRS), and scheduling request (Scheduling Request, SR).
  • message 1 Message1, Msg1
  • Msg3, MsgA sounding reference signal
  • SRS Sounding Reference Signal
  • SRS scheduling request
  • SR scheduling request
  • any Msg1 sent by the terminal is used to trigger the network side device to perform state transition, that is, as long as the terminal sends Msg1 (preamble), it will trigger the network side device to perform state transition; or,
  • the target Msg1 sent by the terminal is used to trigger the network side device to perform state transition.
  • the target Msg1 satisfies the first condition.
  • the first condition includes at least one of the following: 1)
  • the target Msg1 is randomly accessed by the target.
  • Sent on RACH Occasion For example, the network side has configured RACH Occasion Configuration 1 and RACH Occasion Configuration 2 in advance.
  • the target Msg1 uses a target preamble.
  • the target Msg1 is Msg1 (preamble) specially used to trigger the network side state transition.
  • the special Msg1 can be specified in advance by the protocol and is different from other preamble characteristics (for example, the use of a specific preamble format, a specific sequence composition, etc.).
  • the target RACH Occasion can be the RACH resource dedicated to Msg1 used to trigger the network side state change, which can be configured in advance by the network side or specified by the protocol; the target preamble can be pre-specified by the network side or the protocol with a special format (format) or
  • ID is specifically used to trigger network-side state transition. It can be configured in advance by the network side or specified by the protocol.
  • any MsgA sent by the terminal is used to trigger the network side device to perform state transition; or, the target MsgA sent by the terminal is used to trigger the network side device to perform state transition, and the target MsgA
  • the second condition is met, and the second condition includes at least one of the following: 1) The MsgA is sent at the target physical uplink shared channel opportunity (PO). 2) The target MsgA includes a target preamble.
  • the target MsgA is a MsgA specially used to trigger the network side state transition.
  • the special MsgA can be specified in advance by the protocol.
  • the characteristics that distinguish it from other MsgA include: the target MsgA includes a specific preamble, etc.
  • the target PO can be the RACH resource dedicated to MsgA that triggers the network side state change, and can be configured in advance by the network side or specified by the protocol; the target preamble can be pre-specified by the network side or the protocol with a special format or special sequence or
  • the preamble of the special ID is specially used to trigger the network side state transition. It can be configured in advance by the network side or specified by the protocol.
  • the network side may fail to receive Msg1 or MsgA due to entering the energy saving state/sleep state or coverage reasons; in this case, the request repetition that triggers the network side state transition can be predefined. After sending N times, or the UE does not receive subsequent base station feedback within Y time units, it will increase the transmission power by X dB and re-send.
  • an association between the target uplink channel and the network side state can be established in advance, and when the terminal sends the target uplink channel, the network side device is triggered to perform state transition.
  • the target uplink channel of the first information includes at least one of the following: physical random access channel (Physical Random Access Channel, PRACH), dynamic scheduling (Physical Uplink Shared Channel, PUSCH), semi-static scheduling or configuration authorization.
  • PUSCH Physical Uplink Control Channel (PUCCH).
  • At least one of the dynamically scheduled PUSCH, the semi-statically scheduled or configured granted PUSCH and the PUCCH has a corresponding physical layer priority or logical channel priority.
  • the PUCCH carries an SR, which corresponds to a given physical layer priority or logical channel priority.
  • the network side device will be triggered to perform state transition; if the terminal sends a second-priority, dynamically scheduled PUSCH, the network side will not be triggered.
  • the device performs a state transition in which the first priority is higher than the second priority.
  • the terminal sends a dynamically scheduled PUSCH with the third priority it triggers the network side to switch to the deep sleep mode; if the terminal sends a dynamically scheduled PUSCH with the fourth priority, it triggers the network side to switch to the micro-sleep mode.
  • the network side does not expect to receive multiple contradictory information from the same terminal at the same time.
  • a terminal sends two requests that trigger the network side state transition, and the network side receives the two requests at the same time.
  • the network side does not It is expected that these two requests conflict with each other, and the processing principle is to overwrite the old request with the latest received request, or the processing principle is to switch the network side to a state more beneficial to the terminal.
  • a specific service type triggers the state transition of the network side device.
  • the network side device is triggered to perform the state transition.
  • the target service of the first information includes at least one of the following:
  • QoS Quality of Service
  • the network side is triggered to return from the sleep state to the normal state, or the network side is triggered to convert from energy saving state 1 to energy saving state 2, or the network side is triggered to change from power configuration to energy saving state. 1Switch to power configuration 2.
  • the connected terminal can explicitly indicate activation or change of the status of the network side device by sending uplink indication information.
  • the uplink indication information of the first information satisfies one of the following: 1) the uplink indication information includes uplink control information (UCI), and the UCI is carried by PUSCH or PUCCH; 2) the uplink indication The information is carried by Configured grant PUSCH (Configured grant PUSCH); 3) The uplink indication information includes Buffer Status Report (BSR); 4) The uplink indication information is carried by Channel State Information (CSI) .
  • UCI uplink control information
  • BSR Buffer Status Report
  • CSI Channel State Information
  • the method before the terminal sends the first information, the method further includes: the terminal obtains an association relationship between multiple states of the network side device and at least one of the following: multiple The target uplink signal, multiple target uplink channels, and multiple target services.
  • the terminal obtains at least one of the following: 1) Multiple network side statuses are configured by the network side or protocol agreement; The association between multiple network-side states and multiple uplink channels; 2) The association between multiple network-side states and multiple uplink signals is configured by the network side or protocol agreement; 3) The association between multiple network-side states and multiple uplink signals is configured by the network side or protocol agreement Associations between multiple business types.
  • the moment when the state transition takes effect is one of the following:
  • the time when the first information reaches the network side device For example, the network side immediately performs state transition after receiving the first information.
  • the sending time of the target information related to the first information For example, if the terminal sends Msg1 to trigger a state transition on the network side, and after receiving Msg2 fed back by the network side, the terminal continues to send Msg3, and the network side responds to Msg3 sent by the terminal with Msg4, and the network side state transition takes effect when Msg4 (i.e., the target information) is fed back. .
  • the method further includes: the terminal receives second information, and the second information is used to indicate at least one of the following: 1) the The state after the network side device performs state transition; 2) the network side device performs state transition.
  • the second information may include at least one of the following: Msg2, Msg4, MsgB, downlink control information (Downlink Control Information, DCI), and media access control control element (Media Access Control Control Element, MAC CE).
  • Msg2, Msg4, MsgB downlink control information
  • DCI Downlink Control Information
  • MAC CE media access control control element
  • this embodiment includes the following steps.
  • Case 1 When the business load is low and the network is in the energy-saving state (NES mode), the UE sends Msg1 to gNB, and the gNB switches to the non-energy-saving state (non-NES mode) and optionally informs the UE of the network side state transition. .
  • Case 3 Msg1 is used to make a switching request for port configuration on the network side.
  • the UE continues to send Msg3, and Msg3 carries the content: how many ports the base station is specifically expected to open (that is, the preferred network side configuration) , if the base station does not want to respond to the UE's request, it just does not reply to Msg2. If the base station responds to Msg2 and Msg4, the network side switching takes effect at the Msg4 feedback moment, and informs the UE of the newly effective port configuration on the network side.
  • the idle terminal When the number of RACH failures of the idle terminal (Idle UE) reaches the threshold value within the specified time, it is ready to trigger the network side to change from the energy-saving state to the non-energy-saving state.
  • the network preconfigures a first RO resource, which is specifically used to send a RACH to the UE to wake up the base station, that is, as long as the UE sends a RACH on the first RO resource, the network side considers that the UE is waking up the base station at this time, and can also define the physical meaning of sending a RACH on other RO resources. For example, sending a RACH on the second RO resource can be regarded as triggering the base station to tighten the SSB cycle, and sending a RACH on the third RO resource can be regarded as a general RACH request. As shown in Figure 4, this embodiment includes the following steps.
  • Step 1 The network side is in NES mode, and the UE sends Msg1 on the first RO resource.
  • Step 2 The base station sends the random access response Msg2 in the downlink.
  • Step 3 The UE sends Msg3 in the uplink.
  • Step 4 The network responds to Msg4 to resolve the conflict and reverts to Non-NES mode at this moment.
  • the method for network side state transition according to the embodiment of the present application is described in detail above with reference to FIG. 2 .
  • a network-side state transition method according to another embodiment of the present application will be described in detail below with reference to FIG. 5 . It can be understood that the interaction between the network side device and the terminal described from the network side device is the same as or corresponding to the description on the terminal side in the method shown in Figure 2. To avoid duplication, the relevant description is appropriately omitted.
  • FIG. 5 is a schematic flowchart of the method for network-side state transition according to an embodiment of the present application, which can be applied to network-side devices. As shown in Figure 5, the method 500 includes the following steps.
  • the network side device receives the first information.
  • the first information is used to trigger the network side device to perform state transition.
  • the first information includes at least one of the following: target uplink signal, target uplink channel, target service, uplink Instructions.
  • S504 The network side device performs state transition based on the first information.
  • the network-side device receives first information, and the first information is used to trigger the network-side device to perform state transition.
  • the first information includes at least one of the following: Target Uplink signal, target uplink channel, target service, and uplink indication information.
  • the terminal can actively trigger the network side to perform state transition by sending the first information, which is beneficial to improving the communication performance of the terminal.
  • the state transition includes at least one of the following: conversion of working mode, conversion of time domain related configuration, conversion of frequency domain related configuration, conversion of air domain related configuration, conversion of power domain related configuration. , the transition of network energy-saving state.
  • the method further includes: the network side device sends second information, the second information is used to indicate at least one of the following: 1 ) The state after the network side device performs state transition; 2) The network side device performs state transition.
  • the execution subject may be a device for network-side state transition.
  • the method of performing the network-side state transition by the network-side state transition device is used as an example to illustrate the network-side state transition device provided by the embodiment of the present application.
  • Figure 6 is a schematic structural diagram of a device for network side state transition according to an embodiment of the present application.
  • the device may correspond to Terminal in other embodiments.
  • the device 600 includes the following modules.
  • the sending module 602 is configured to send first information, which is used to trigger the network side device to perform state transition.
  • the first information includes at least one of the following: target uplink signal, target uplink channel, target service, and uplink indication. information.
  • the network-side state transition device 600 provided by the embodiment of the present application can trigger the network-side device to perform state transition by sending first information.
  • the first information includes at least one of the following: target uplink signal, target uplink channel, and target service,
  • target uplink indication information the device 600 provided by the embodiment of the present application can actively trigger the network side to perform state transition, which is beneficial to improving the communication performance of the device 600.
  • the state transition includes at least one of the following: conversion of working mode, conversion of time domain related configuration, conversion of frequency domain related configuration, conversion of air domain related configuration, conversion of power domain related configuration. , the transition of network energy-saving state.
  • the sending module is configured to send the first information when at least one of the following conditions is met: 1) The number of times the measurement result of RSRP or RSRQ is less than the first threshold is greater than the second threshold limit; 2) the number of random access failures is greater than the third threshold; 3) the number of BFR or RLF is greater than the fourth threshold.
  • the sending timing of the first information is: a time domain position of at least X time units before the network side device performs state transition, where X is a positive integer.
  • the target uplink signal includes at least one of the following: Msg1, Msg3, MsgA, SRS, and SR.
  • the target uplink channel includes at least one of the following: PRACH, dynamically scheduled PUSCH, semi-statically scheduled or configured grant PUSCH, and PUCCH.
  • the target services include at least one of the following: 1) services that meet the target QoS requirements or priority; 2) services that are higher than the target logical channel priority; 3) higher than the target delay business required.
  • the uplink indication information includes UCI, and the UCI is carried by PUSCH or PUCCH; or, the uplink indication information is carried by configuration authorization PUSCH; or, the uplink indication information includes BSR; or , the uplink indication information is carried by CSI.
  • the apparatus 600 further includes a receiving module for receiving second information, where the second information is used to indicate at least one of the following: 1) After the network side device performs state transition, State; 2) The network side device has performed state transition.
  • the device 600 according to the embodiment of the present application can refer to the process corresponding to the method 200 of the embodiment of the present application, and each unit/module and the above-mentioned other operations and/or functions in the device 600 are respectively intended to implement the corresponding process in the method 200. And can achieve the same or equivalent technical effects. For the sake of simplicity, they will not be described again here.
  • the network-side state transition device in the embodiment of the present application may be an electronic device, such as an electronic device with an operating system, or may be a component in the electronic device, such as an integrated circuit or chip.
  • the electronic device may be a terminal or other devices other than the terminal.
  • terminals may include but are not limited to the types of terminals 11 listed above, and other devices may be servers, network attached storage (Network Attached Storage, NAS), etc., The embodiments of this application are not specifically limited.
  • Figure 7 is a schematic structural diagram of a device for network-side state transition according to an embodiment of the present application. This device may correspond to network-side equipment in other embodiments. As shown in Figure 7, the device 700 includes the following modules.
  • the receiving module 702 is configured to receive first information, which is used to trigger the device to perform state transition.
  • the first information includes at least one of the following: target uplink signal, target uplink channel, target service, and uplink indication. information.
  • the processing module 704 is configured to perform state transition based on the first information.
  • the receiving module receives first information, and the first information is used to trigger the device to perform state transition.
  • the first information includes at least one of the following: a target uplink signal, Target uplink channel, target service, and uplink indication information.
  • the terminal can actively trigger the device 700 to perform state transition by sending the first information, which is beneficial to improving the communication performance of the terminal.
  • the state transition includes at least one of the following: conversion of working mode, conversion of time domain related configuration, conversion of frequency domain related configuration, conversion of air domain related configuration, conversion of power domain related configuration. , the transition of network energy-saving state.
  • the device further includes a sending module for sending second information, where the second information is used to indicate at least one of the following: 1) the state of the device after state transition; 2 ) the device undergoes a state transition.
  • the device 700 according to the embodiment of the present application can refer to the process corresponding to the method 500 of the embodiment of the present application, and each unit/module in the device 700 and the above-mentioned other operations and/or functions are respectively to implement the corresponding process in the method 500, And can achieve the same or equivalent technical effects. For the sake of simplicity, they will not be described again here.
  • the network-side state transition device provided by the embodiment of the present application can implement each process implemented by the method embodiments of Figures 2 to 5, and achieve the same technical effect. To avoid duplication, the details will not be described here.
  • this embodiment of the present application also provides a communication device 800, which includes a processor 801 and a memory 802.
  • the memory 802 stores programs or instructions that can be run on the processor 801, for example.
  • the communication device 800 is a terminal, when the program or instruction is executed by the processor 801, each step of the method embodiment of the network side state transition is implemented, and the same technical effect can be achieved.
  • the communication device 800 is a network-side device, when the program or instruction is executed by the processor 801, the various steps of the above-mentioned network-side state transition method embodiment can be achieved, and the same technical effect can be achieved. To avoid duplication, they will not be described again here. .
  • An embodiment of the present application also provides a terminal, including a processor and a communication interface.
  • the communication interface is used to send first information.
  • the first information is used to trigger a network side device to perform state transition.
  • the first information includes at least one of the following: 1: Target uplink signal, target uplink channel, target service, and uplink indication information.
  • This terminal embodiment corresponds to the above-mentioned terminal-side method embodiment.
  • Each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this terminal embodiment, and can achieve the same technical effect.
  • FIG. 9 is a schematic diagram of the hardware structure of a terminal that implements an embodiment of the present application.
  • the terminal 900 includes but is not limited to: a radio frequency unit 901, a network module 902, an audio output unit 903, an input unit 904, a sensor 905, a display unit 906, a user input unit 907, an interface unit 908, a memory 909 and and at least some components of the processor 910 and the like.
  • the terminal 900 may also include a power supply (such as a battery) that supplies power to various components.
  • the power supply may be logically connected to the processor 910 through a power management system, thereby managing charging, discharging, and power consumption through the power management system. Management and other functions.
  • the terminal structure shown in FIG. 9 does not constitute a limitation on the terminal.
  • the terminal may include more or fewer components than shown in the figure, or some components may be combined or arranged differently, which will not be described again here.
  • the input unit 904 may include a graphics processing unit (Graphics Processing Unit, GPU) 9041 and a microphone 9042.
  • the GPU 9041 is responsible for the image capture device (such as a camera) in the video capture mode or the image capture mode. ) to process the image data of still pictures or videos obtained.
  • the display unit 906 may include a display panel 9061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 907 includes at least one of a touch panel 9071 and other input devices 9072 .
  • Touch panel 9071 also known as touch screen.
  • the touch panel 9071 may include two parts: a touch detection device and a touch controller.
  • Other input devices 9072 may include but are not limited to physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be described again here.
  • the radio frequency unit 901 after receiving downlink data from the network side device, can transmit it to the processor 910 for processing; in addition, the radio frequency unit 901 can send uplink data to the network side device.
  • the radio frequency unit 901 includes, but is not limited to, an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, etc.
  • Memory 909 may be used to store software programs or instructions as well as various data.
  • the memory 909 may mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage area may store an operating system, an application program or instructions required for at least one function (such as a sound playback function, Image playback function, etc.) etc.
  • memory 909 may include volatile memory or nonvolatile memory, or memory 909 may include both volatile and nonvolatile memory.
  • non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically removable memory.
  • Volatile memory can be random access memory (Random Access Memory, RAM), static random access memory (Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), synchronous dynamic random access memory (Synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (Double Data Rate SDRAM, DDRSDRAM), enhanced synchronous dynamic random access memory (Enhanced SDRAM, ESDRAM), synchronous link dynamic random access memory (Synch link DRAM) , SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DRRAM).
  • RAM Random Access Memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • synchronous dynamic random access memory Synchronous DRAM, SDRAM
  • Double data rate synchronous dynamic random access memory Double Data Rate SDRAM, DDRSDRAM
  • Enhanced SDRAM, ESDRAM synchronous link dynamic random access memory
  • Synch link DRAM synchronous link dynamic random access memory
  • SLDRAM direct memory bus random access memory
  • the processor 910 may include one or more processing units; optionally, the processor 910 integrates an application processor and a modem processor, wherein the application processor mainly processes operations related to an operating system, a user interface, and application programs, and the modem processor mainly processes wireless communication signals, such as a baseband processor. It is understandable that the modem processor may not be integrated into the processor 910.
  • the radio frequency unit 901 can be used to send first information, and the first information is used to trigger the network side device to perform
  • the first information includes at least one of the following: target uplink signal, target uplink channel, target service, and uplink indication information.
  • the terminal can trigger the network side device to perform state transition by sending first information.
  • the first information includes at least one of the following: target uplink signal, target uplink channel, target service, and uplink indication information.
  • the terminal can actively trigger the network side to perform state transition, which is beneficial to improving the communication performance of the terminal.
  • the terminal 900 provided by the embodiment of the present application can also implement each process of the above network-side state transition method embodiment, and can achieve the same technical effect. To avoid duplication, the details will not be described here.
  • Embodiments of the present application also provide a network side device, including a processor and a communication interface.
  • the processor is used to perform state transition based on the first information.
  • the communication interface is used to receive the first information.
  • the first information is used to trigger the network
  • the side device performs state transition, and the first information includes at least one of the following: target uplink signal, target uplink channel, target service, and uplink indication information.
  • This network-side device embodiment corresponds to the above-mentioned network-side device method embodiment.
  • Each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this network-side device embodiment, and can achieve the same technical effect.
  • the embodiment of the present application also provides a network side device.
  • the network side device 1000 includes: an antenna 101 , a radio frequency device 102 , a baseband device 103 , a processor 104 and a memory 105 .
  • the antenna 101 is connected to the radio frequency device 102 .
  • the radio frequency device 102 receives information through the antenna 101 and sends the received information to the baseband device 103 for processing.
  • the baseband device 103 processes the information to be sent and sends it to the radio frequency device 102.
  • the radio frequency device 102 processes the received information and then sends it out through the antenna 101.
  • the method performed by the network side device in the above embodiment can be implemented in the baseband device 103, which includes a baseband processor.
  • the baseband device 103 may include, for example, at least one baseband board on which multiple chips are disposed, as shown in FIG. Program to perform the network device operations shown in the above method embodiments.
  • the network side device may also include a network interface 106, which is, for example, a common public radio interface (CPRI).
  • a network interface 106 which is, for example, a common public radio interface (CPRI).
  • CPRI common public radio interface
  • the network side device 1000 in the embodiment of the present application also includes: instructions or programs stored in the memory 105 and executable on the processor 104.
  • the processor 104 calls the instructions or programs in the memory 105 to execute each of the steps shown in Figure 7. The method of module execution and achieving the same technical effect will not be described in detail here to avoid duplication.
  • Embodiments of the present application also provide a readable storage medium, which stores a program or instructions.
  • a program or instructions When the program or instructions are executed by a processor, each process of the above network-side state transition method embodiment is implemented, and can achieve the same technical effect, so to avoid repetition, we will not repeat them here.
  • the processor is the processor in the terminal described in the above embodiment.
  • the readable storage medium may be non-volatile or non-transient.
  • Readable storage media includes computer-readable storage media, such as computer read-only memory ROM, random access memory RAM, magnetic disks or optical disks.
  • An embodiment of the present application further provides a chip.
  • the chip includes a processor and a communication interface.
  • the communication interface and The processor is coupled, and the processor is used to run programs or instructions to implement each process of the above network-side state transition method embodiment, and can achieve the same technical effect. To avoid duplication, the details will not be described here.
  • chips mentioned in the embodiments of this application may also be called system-on-chip, system-on-a-chip, system-on-chip or system-on-chip, etc.
  • Embodiments of the present application further provide a computer program/program product.
  • the computer program/program product is stored in a storage medium.
  • the computer program/program product is executed by at least one processor to implement the above network-side state transition.
  • Embodiments of the present application also provide a network-side state transition system, including: a terminal and a network-side device.
  • the terminal can be used to perform the steps of the network-side state transition method as described above.
  • the network-side device can be used to The steps of the method for network side state transition are performed as described above.
  • the methods of the above embodiments can be implemented by means of software plus the necessary general hardware platform. Of course, it can also be implemented by hardware, but in many cases the former is better. implementation.
  • the technical solution of the present application can be embodied in the form of a computer software product that is essentially or contributes to the existing technology.
  • the computer software product is stored in a storage medium (such as ROM/RAM, disk , CD), including several instructions to cause a terminal (which can be a mobile phone, computer, server, air conditioner, or network device, etc.) to execute the methods described in various embodiments of this application.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Des modes de réalisation de la présente demande se rapportent au domaine technique des communications, et concernent un procédé de transition d'état côté réseau, un terminal, et un dispositif côté réseau. Le procédé de transition d'état côté réseau dans les modes de réalisation de la présente demande comprend les étapes suivantes : un terminal envoie des premières informations, les premières informations étant utilisées pour déclencher un dispositif côté réseau afin de mettre en œuvre une transition d'état, et les premières informations comprenant un signal de liaison montante cible, et/ou un canal de liaison montante cible, et/ou un service cible, et/ou des informations d'indication de liaison montante.
PCT/CN2023/118602 2022-09-15 2023-09-13 Procédé de transition d'état côté réseau, terminal, et dispositif côté réseau WO2024055998A1 (fr)

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WO2022155958A1 (fr) * 2021-01-25 2022-07-28 Nokia Shanghai Bell Co., Ltd. Procédure de réveil pour cellule en hibernation

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CN103476098A (zh) * 2013-09-13 2013-12-25 中国科学技术大学 一种联合用户和基站的网络节能方法
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