WO2019233254A1 - Procédé de détermination d'informations de configuration de récepteur, terminal et dispositif de réseau - Google Patents

Procédé de détermination d'informations de configuration de récepteur, terminal et dispositif de réseau Download PDF

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Publication number
WO2019233254A1
WO2019233254A1 PCT/CN2019/086985 CN2019086985W WO2019233254A1 WO 2019233254 A1 WO2019233254 A1 WO 2019233254A1 CN 2019086985 W CN2019086985 W CN 2019086985W WO 2019233254 A1 WO2019233254 A1 WO 2019233254A1
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WIPO (PCT)
Prior art keywords
receiver
type
signal
target
wake
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PCT/CN2019/086985
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English (en)
Chinese (zh)
Inventor
缪德山
郑方政
赵铮
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电信科学技术研究院有限公司
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Publication of WO2019233254A1 publication Critical patent/WO2019233254A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0229—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a wanted signal
    • 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

  • the present disclosure relates to the technical field of communication applications, and in particular, to a method, a terminal, and a network device for determining receiver configuration information.
  • the power-saving design of User Equipment becomes very necessary, mainly because 5G supports larger bandwidth and more complex services.
  • the optimized design of power saving can save the power consumption of the terminal and prolong the battery life, thereby improving the user experience.
  • a relatively straightforward method is that when a user arrives at a service, the UE can transition to an active state, and when no service arrives, the UE enters a sleep state, and the wake-up signal is an indicator signal for the terminal to switch from the sleep state to the active state.
  • the terminal detects whether a wake-up signal has come through the sequence detection and triggers The sleep state enters the active state.
  • MTC Long-Term Evolution Machine Type Communication
  • a digital baseband receiver which can be combined with the baseband receiver of an existing terminal for detection of a wake-up signal sequence; It is independent of the existing receiver and triggers the terminal to wake up only when a wake-up signal is detected.
  • An object of the present disclosure is to provide a method, a terminal, and a network device for determining configuration information of a receiver, so as to solve the wake-up signal receiver in the related art.
  • the receiver does not distinguish between power consumption and receiver sensitivity, and particularly requires extremely low power. Time consuming, the sensitivity of the receiver cannot be maintained at a high level, which affects the reception performance and further affects the problem of cell coverage.
  • the present disclosure provides a method for determining receiver configuration information, which is applied to a terminal, and includes:
  • the target receiver type of the wake-up signal receiver is selected, wherein different receiver types correspond to different receiver sensitivities.
  • the receiver type of the target receiver of the wake-up signal receiver is selected, including:
  • a target receiver type of the wake-up signal receiver is selected from a plurality of predefined receiver types.
  • selecting a target receiver type of the wake-up signal receiver among a plurality of predefined receiver types according to preset parameter information including:
  • Determining the target receiver sensitivity according to preset parameter information includes signal strength, channel quality, or cell deployment type;
  • a receiver type corresponding to the target receiver sensitivity is selected from the multiple receiver types according to a correspondence relationship between a predefined receiver type and receiver sensitivity, and is used as the target receiver type.
  • the method further includes:
  • the target wake-up signal type is an analog signal or a digital baseband sequence signal modulated by a digital sequence.
  • the predefined receiver type includes at least one of an analog receiver type and a digital baseband detection receiver type
  • the analog receiver type includes at least one of the following types:
  • a first receiver type where the first receiver corresponding to the first receiver type is a passive receiver, and uses electromagnetic induction to receive a signal, and triggers a sequence correlator to perform sequence detection when the signal strength exceeds a preset threshold;
  • the second receiver type, the second receiver corresponding to the second receiver type is an active receiver, and the active receiver first performs envelope detection on the wake-up signal, then performs signal level conversion, and finally performs sequence match;
  • the type of the digital baseband detection receiver includes:
  • a third receiver type, and the third receiver corresponding to the third receiver type is an active receiver, and the third receiver first performs analog-to-digital conversion on the received signal, and then performs discrete Fourier transform, and then Digital baseband signal sampling is performed, and finally sequence matching is performed.
  • an embodiment of the present disclosure further provides a method for determining receiver configuration information, which is applied to a network device, including:
  • the target receiver type of the wake-up signal receiver is determined, wherein different receiver types correspond to different receiver sensitivities.
  • the method further includes: indicating the target receiver type to the terminal through receiver type indication information.
  • determining the target receiver type of the wake-up signal receiver among a plurality of predefined receiver types including:
  • the coverage deployment information includes a cell radius, a base station's transmission power, or a network application scenario.
  • the preset parameter information includes a signal strength or a channel quality of a reference signal.
  • the predefined receiver type includes at least one of an analog receiver type and a digital baseband detection receiver type
  • the analog receiver type includes at least one of the following types:
  • a first receiver type where the first receiver corresponding to the first receiver type is a passive receiver, and uses electromagnetic induction to receive a signal, and triggers a sequence correlator to perform sequence detection when the signal strength exceeds a preset threshold;
  • the second receiver type, the second receiver corresponding to the second receiver type is an active receiver, and the active receiver first performs envelope detection on the wake-up signal, then performs signal level conversion, and finally performs sequence match;
  • the type of the digital baseband detection receiver includes:
  • a third receiver type, and the third receiver corresponding to the third receiver type is an active receiver, and the third receiver first performs analog-to-digital conversion on the received signal, and then performs discrete Fourier transform, and then Digital baseband signal sampling is performed, and finally sequence matching is performed.
  • the method further includes:
  • determining the target wakeup signal type corresponding to the target receiver type according to the mapping relationship between the target receiver type and the wakeup signal type includes:
  • the target receiver type is an analog receiver type, determining that the target wake-up signal type is a modulated analog signal, and the sequence information carried by the analog signal is reflected in a change in amplitude, phase, or frequency;
  • the target receiver type is a digital baseband detection receiver type
  • the target wake-up signal type is a digital baseband sequence signal
  • the digital baseband sequence signal carries at least one of a user ID, a cell ID, and a packet ID.
  • an embodiment of the present disclosure further provides a terminal, including: a transceiver, a memory, a processor, and a program stored in the memory and executable on the processor, which is implemented when the processor executes the program.
  • the target receiver type of the wake-up signal receiver is selected, wherein different receiver types correspond to different receiver sensitivities.
  • a target receiver type of the wake-up signal receiver is selected from a plurality of predefined receiver types.
  • Determining the target receiver sensitivity according to preset parameter information includes signal strength, channel quality, or cell deployment type;
  • a receiver type corresponding to the target receiver sensitivity is selected from the multiple receiver types according to a correspondence relationship between a predefined receiver type and receiver sensitivity, and is used as the target receiver type.
  • the target wake-up signal type is an analog signal or a digital baseband sequence signal modulated by a digital sequence.
  • the predefined receiver type includes at least one of an analog receiver type and a digital baseband detection receiver type
  • the analog receiver type includes at least one of the following types:
  • a first receiver type where the first receiver corresponding to the first receiver type is a passive receiver, and uses electromagnetic induction to receive a signal, and triggers a sequence correlator to perform sequence detection when the signal strength exceeds a preset threshold;
  • the second receiver type, the second receiver corresponding to the second receiver type is an active receiver, and the active receiver first performs envelope detection on the wake-up signal, then performs signal level conversion, and finally performs sequence match;
  • the type of the digital baseband detection receiver includes:
  • a third receiver type, and the third receiver corresponding to the third receiver type is an active receiver, and the third receiver first performs analog-to-digital conversion on the received signal, and then performs discrete Fourier transform, and then Digital baseband signal sampling is performed, and finally sequence matching is performed.
  • an embodiment of the present disclosure further provides a computer-readable storage medium having a program stored thereon, which is executed by a processor to implement the steps of the method for determining receiver configuration information as described above.
  • an embodiment of the present disclosure further provides a network device, including: a transceiver, a memory, a processor, and a program stored in the memory and executable on the processor.
  • a network device including: a transceiver, a memory, a processor, and a program stored in the memory and executable on the processor.
  • the target receiver type of the wake-up signal receiver is determined, wherein different receiver types correspond to different receiver sensitivities.
  • the processor executes the program, the following steps may also be implemented: indicating the target receiver type to the terminal through receiver type indication information.
  • the coverage deployment information includes a cell radius, a base station's transmission power, or a network application scenario.
  • the preset parameter information includes a signal strength or a channel quality of a reference signal.
  • the predefined receiver type includes at least one of an analog receiver type and a digital baseband detection receiver type
  • the analog receiver type includes at least one of the following types:
  • a first receiver type where the first receiver corresponding to the first receiver type is a passive receiver, and uses electromagnetic induction to receive a signal, and triggers a sequence correlator to perform sequence detection when the signal strength exceeds a preset threshold;
  • the second receiver type, the second receiver corresponding to the second receiver type is an active receiver, and the active receiver first performs envelope detection on the wake-up signal, then performs signal level conversion, and finally performs sequence match;
  • the type of the digital baseband detection receiver includes:
  • a third receiver type, and the third receiver corresponding to the third receiver type is an active receiver, and the third receiver first performs analog-to-digital conversion on the received signal, and then performs discrete Fourier transform, and then Digital baseband signal sampling is performed, and finally sequence matching is performed.
  • the target receiver type is an analog receiver type, determining that the target wake-up signal type is a modulated analog signal, and the sequence information carried by the analog signal is reflected in a change in amplitude, phase, or frequency;
  • the target receiver type is a digital baseband detection receiver type
  • the target wake-up signal type is a digital baseband sequence signal
  • the digital baseband sequence signal carries at least one of a user ID, a cell ID, and a packet ID.
  • an embodiment of the present disclosure further provides a computer-readable storage medium having a program stored thereon, which is executed by a processor to implement the steps of the method for determining receiver configuration information as described above.
  • an embodiment of the present disclosure further provides a terminal, including:
  • a selection module is used to select a target receiver type of the wake-up signal receiver among a plurality of predefined receiver types, where different receiver types correspond to different receiver sensitivities.
  • the selection module is configured to select a target receiver type of the wake-up signal receiver among a plurality of predefined receiver types according to a protocol agreement, preset parameter information, or receiver type indication information sent by a network device.
  • the selection module includes:
  • a first determining submodule configured to determine a target receiver sensitivity according to preset parameter information, where the preset parameter information includes a signal strength, a channel quality, or a cell deployment type;
  • a second determining submodule configured to select a receiver type corresponding to the target receiver sensitivity from among the multiple receiver types according to a correspondence relationship between a predefined receiver type and receiver sensitivity, and use the receiver type as the receiver Target receiver type.
  • an embodiment of the present disclosure further provides a network device, including:
  • the first determining module is configured to determine a target receiver type of the wake-up signal receiver among a plurality of predefined receiver types, where different receiver types correspond to different receiver sensitivities.
  • the network device further includes: a second determining module, configured to indicate the target receiver type to the terminal through receiver type indication information.
  • the first determining module includes:
  • a third determining submodule configured to determine the target receiver sensitivity according to the coverage deployment information of the cell where the terminal is located or the preset parameter information fed back by the terminal;
  • a fourth determining submodule is configured to select a receiver type corresponding to the target receiver sensitivity among the multiple receiver types according to a correspondence relationship between a predefined receiver type and receiver sensitivity, and use the receiver type as the receiver.
  • Target receiver type a receiver type corresponding to the target receiver sensitivity among the multiple receiver types according to a correspondence relationship between a predefined receiver type and receiver sensitivity, and use the receiver type as the receiver.
  • the coverage deployment information includes a cell radius, a base station's transmission power, or a network application scenario.
  • the preset parameter information includes a signal strength or a channel quality of a reference signal.
  • multiple receiver types with different sensitivities can be defined in advance according to the actual deployment scenario.
  • the terminal device selects the target receiver type of the wake-up signal receiver among the multiple receiver types that are predefined. On the premise that the power consumption of the receiver is satisfied, the sensitivity of the receiver is maintained at a high level, and a compromise between power saving performance and coverage performance is obtained.
  • FIG. 1 is a schematic diagram of a wake-up of a terminal
  • FIG. 2 is a first flowchart of a method for determining receiver configuration information according to an embodiment of the present disclosure
  • FIG. 3 is a schematic structural diagram of a first receiver in an embodiment of the present disclosure.
  • FIG. 4 is a schematic structural diagram of a second receiver in an embodiment of the present disclosure.
  • FIG. 5 is a schematic structural diagram of a third receiver in an embodiment of the present disclosure.
  • FIG. 6 is a second schematic flowchart of a method for determining receiver configuration information according to an embodiment of the present disclosure
  • FIG. 7 is a structural block diagram of a terminal according to an embodiment of the present disclosure.
  • FIG. 8 is a schematic block diagram of a terminal according to an embodiment of the present disclosure.
  • FIG. 9 is a structural block diagram of a network device according to an embodiment of the present disclosure.
  • FIG. 10 is a schematic block diagram of a network device according to an embodiment of the present disclosure.
  • the current working status of the terminal is divided into three types: the radio resource control idle (RRC_IDLE) state, the radio resource control inactive (RRC_Inactive) state, and the radio resource control connected (RRC_Connected) state.
  • the UE needs to monitor the paging signal. When the UE receives the paging signal, it indicates that the network side has data to send, and the UE needs to enter the RRC_Connected state to receive downlink data. However, the UE in the RRC_Connected state needs to continuously monitor the physical downlink control channel PDCCH in order to obtain the transmission information of the physical downlink shared channel. Continuous monitoring of the PDCCH will inevitably lead to fast power consumption of the UE.
  • the UE may be notified to enter a low power consumption mode, such as a sleep mode.
  • a low power consumption mode such as a sleep mode.
  • the network side uses the wake-up signal to instruct the UE. If the UE detects the wake-up signal, the UE needs to enter the active state to monitor the PDCCH. Therefore, the wake-up signal can be used to notify the UE from the sleep state to the active state to receive information sent by the network. If there is no downlink paging or data information, the UE can always be in the sleep state to obtain the effect of power saving.
  • the terminal when the terminal is in an idle state, it enters a very low-power sleep state.
  • the network side When the network side has downlink data to send to the UE, it sends a wake-up signal to the UE, and the UE is woken up after receiving the wake-up signal.
  • the UE After the data transmission and reception is completed, the UE enters the sleep state with extremely low power again.
  • the wake-up signal receiver in the related technology does not distinguish between power consumption and receiver sensitivity, especially when extremely low power consumption is required, the sensitivity of the receiver cannot be maintained at a high level, which affects the reception performance, and then affects Cell coverage issues. Therefore, in order to cooperate with the coverage of the cell, the network side needs to configure the receiver according to the actual scene, and the design of the receiver must also match certain sensitivity and power consumption requirements.
  • an embodiment of the present disclosure provides a method for determining receiver configuration information, which is applied to a terminal. As shown in FIG. 2, the method for determining includes:
  • Step 201 Select a target receiver type of the wake-up signal receiver from a plurality of predefined receiver types, where different receiver types correspond to different receiver sensitivities.
  • a target receiver type of the wake-up signal receiver is selected from a plurality of predefined receiver types. That is, according to the network deployment scenario, the target receiver type is configured by the network side or pre-approved or selected by the UE.
  • the network side defines the sensitivity requirements of multiple receivers in advance, and sets the corresponding receiver types to match them for use in different deployment scenarios and different UE devices.
  • the network device configures different receiver sensitivities according to the coverage deployment of the cell (cell radius, transmission power, application scenario, etc.) or the signal strength of the reference signal of the UE. Because the receiver sensitivity is directly related to the coverage radius and power consumption when the transmit power of the base station is constant, different receiver types result in different sensitivity and coverage radius. In general, the lower the power consumption, the worse the sensitivity, and the smaller the coverage radius. As shown in Table 1, it is assumed that the power transmitted by the base station is 46 dB.
  • the method for determining receiver configuration information according to the embodiment of the present disclosure may predefine multiple receiver types with different sensitivities according to the actual deployment scenario.
  • the terminal device selects the target of the wake-up signal receiver among the multiple receiver types defined in advance.
  • Receiver type in order to meet the power consumption of the receiver, keep the receiver sensitivity at a high level, to obtain a compromise between power saving performance and coverage performance.
  • the foregoing step 201 includes a target receiver type of the wake-up signal receiver among a plurality of predefined receiver types according to preset parameter information.
  • Determining the target receiver sensitivity according to preset parameter information includes signal strength, channel quality, or cell deployment type;
  • a receiver type corresponding to the target receiver sensitivity is selected from the multiple receiver types according to a correspondence relationship between a predefined receiver type and receiver sensitivity, and is used as the target receiver type.
  • the receiver with the strongest sensitivity is required. If it is -80db, it can be a low-power receiver. If it is -50db, a passive receiver can be used.
  • the terminal autonomously selects the type of the target receiver, and the terminal needs to determine a suitable receiver according to the signal strength or channel quality of the downlink reference signal.
  • the long-term channel information is mainly based on signal strength, including reference signal received power RSRP and reference signal received quality RSRQ.
  • the short-term channel information is mainly channel quality indicator CQI, which reflects the instantaneous channel quality. Different receiver sensitivities are applicable to certain channel scenarios, so the UE needs to select a suitable receiver according to the received signal strength or channel quality. At this time, there is no indication on the network side, and the UE itself selects the receiver type.
  • the UE uses a low-power receiver, and if it is an outdoor macro base station deployment, it uses a common baseband sequence receiver.
  • the network needs to indicate a specific cell deployment type.
  • a common base station macro base station, Macro NodeB
  • a home base station Home NodeB
  • Common base stations are used for routine deployment, but home base stations are used for specific scenarios such as indoors.
  • the network side has dedicated signaling to inform the UE of the cell deployment type, and the UE determines an appropriate receiver type according to the deployment type.
  • the method further includes:
  • the target wake-up signal type is an analog signal or a digital baseband sequence signal modulated by a digital sequence.
  • the network device determines the wake-up signal corresponding to the target receiver type according to the mapping relationship between the receiver type and the wake-up signal type, and notifies the terminal so that different receivers can receive different wake-up signals.
  • the foregoing predefined receiver type includes at least one of an analog receiver type and a digital baseband detection receiver type
  • the analog receiver type includes at least one of the following types:
  • a first receiver type where the first receiver corresponding to the first receiver type is a passive receiver, and uses electromagnetic induction to receive a signal, and triggers a sequence correlator to perform sequence detection when the signal strength exceeds a preset threshold;
  • the second receiver type, the second receiver corresponding to the second receiver type is an active receiver, and the active receiver first performs envelope detection on the wake-up signal, then performs signal level conversion, and finally performs sequence match;
  • the type of the digital baseband detection receiver includes:
  • a third receiver type, and the third receiver corresponding to the third receiver type is an active receiver, and the third receiver first performs analog-to-digital conversion on the received signal, and then performs discrete Fourier transform, and then Digital baseband signal sampling is performed, and finally sequence matching is performed.
  • the above-mentioned first receiver is a passive energy detection receiver and has no power supply. Therefore, an electromagnetic inductor is needed to obtain the received signal energy.
  • the envelope detector is used for signal conversion of the AM signal, filtering out the carrier signal, and only obtaining the envelope signal. When the signal strength exceeds a certain threshold, a sequence correlator is triggered for matching correlation with the local correlation sequence to determine whether the desired signal has been detected. If a valid signal is detected, a peak signal is obtained and this signal is used to determine if the desired wake-up signal has arrived.
  • the second receiver is a low-power wake-up receiver.
  • the received modules include at least an envelope detector, a comparator and a correlator.
  • the wake-up signal is envelope-detected first, and then the comparator is used to signal Level conversion to prevent weak signal interference.
  • the correlator is used for sequence matching, because different wake-up signals correspond to different sequences. Correlation detection is used to detect the desired wake-up signal.
  • the third receiver is a digital baseband detection receiver.
  • the digital baseband detection receiver is very similar to the existing receiver. It uses an active mode. Digital baseband signal sampling is performed, sequence matching correlation is performed, and a desired wake-up signal is detected. The power consumption of the receiver is large, and the sensitivity of the receiver is good.
  • the method for determining receiver configuration information according to the embodiment of the present disclosure may predefine multiple receiver types with different sensitivities according to the actual deployment scenario.
  • the terminal device selects the target of the wake-up signal receiver among the multiple receiver types defined in advance.
  • Receiver type in order to meet the power consumption of the receiver, keep the receiver sensitivity at a high level, to obtain a compromise between power saving performance and coverage performance.
  • an embodiment of the present disclosure further provides a method for determining receiver configuration information, which is applied to a network device and includes steps 601 and 602.
  • Step 601 Determine a target receiver type of the wake-up signal receiver among a plurality of predefined receiver types, where different receiver types correspond to different receiver sensitivities.
  • the coverage deployment of the cell (cell radius, transmission power, application scenario, etc.) or the signal strength of the UE's reference signal, configure different receiver sensitivities and set the corresponding receiver type to match it for different Deployment scenarios and different UE devices.
  • the network device notifies the UE to use a receiver type in system information, including determining receiver sensitivity and data processing rate; or, notifies the UE to use the A specific receiver.
  • Step 602 Indicate the target receiver type to the terminal through receiver type indication information.
  • the above step 601 includes: determining a target receiver sensitivity according to coverage deployment information of a cell where the terminal is located or preset parameter information fed back by the terminal;
  • the coverage deployment information includes a cell radius, a base station's transmission power, or a network application scenario.
  • the preset parameter information includes a signal strength or a channel quality of a reference signal.
  • the network device can determine the received signal power at the cell boundary. For simple configuration, one type of receiver is used in the entire cell because the network cannot be used in the RRC_IDLE state or RRC_INACTIVE state. Knowing how far each user is from the base station makes it impossible to configure different receiver types for different users.
  • the UE is notified in the system information to use a receiver type, and the receiver sensitivity is determined according to the receiver type. The UE selects a specific receiver according to an instruction from the network.
  • the above network application scenarios are determined by factors such as geographic environment, interference, and signal loss, and can be specifically indoor application scenarios, outdoor application scenarios, urban application scenarios, or rural application scenarios.
  • the network device when the network device determines the sensitivity of the target receiver according to the preset parameter information fed back by the terminal, the network device needs to know the channel quality of the UE.
  • the UE obtains the signal quality of the received signal by detecting the reference signal, including the long-term signal. Information such as quality RSRP, RSRQ, or short-term CQI is reported to the network.
  • the UE can report the types of receivers it can support for the network side to make judgments and configure appropriate receivers. After receiving the instruction from the network side, the UE uses the specified receiver type.
  • step 601 the method further includes:
  • the target receiver type is an analog receiver type
  • the target wake-up signal type is a modulated analog signal
  • the sequence information carried by the analog signal is reflected in a change in amplitude, phase, or frequency
  • the target receiver type is a digital baseband detection receiver type
  • the target wake-up signal type is a digital baseband sequence signal
  • the digital baseband sequence signal carries at least one of a user ID, a cell ID, and a packet ID.
  • the sequence information carried by the analog signal carries at least one of a user ID, a cell ID, and a packet ID.
  • the analog signal can be a single-carrier signal.
  • the information of the sequence ID is composed of 1 or 0 information bits and is modulated on the carrier.
  • amplitude modulation is applied, if the signal amplitude exceeds a threshold value, it is 1, and below the threshold value, it means 0.
  • the wake-up sequence is a binary 1 or 0, or a sequence of 1 or -1, which needs to be modulated on the carrier.
  • the final wake-up signal received by the UE is an analog signal, but the sender needs to generate sequence information first, and then send the sequence.
  • the information is modulated on a certain carrier.
  • the above digital baseband sequence signal is a low-correlation sequence, which may be composed of one sequence or multiple subsequences, and each subsequence carries different ID information.
  • the network device determines the wake-up signal corresponding to the target receiver type according to the mapping relationship between the receiver type and the wake-up signal type, and notifies the terminal so that different receivers can receive different wake-up signals.
  • a network device determines a target receiver type of a wake-up signal receiver; indicates the target receiver type to a terminal through receiver type indication information, so that the terminal selects a proper wake-up signal receiver.
  • the sensitivity of the receiver is maintained at a high level to obtain a compromise between power saving performance and coverage performance.
  • an embodiment of the present disclosure further provides a terminal, including a transceiver, a memory, a processor, and a program stored on the memory and executable on the processor, where the processor executes the program
  • a terminal including a transceiver, a memory, a processor, and a program stored on the memory and executable on the processor, where the processor executes the program
  • a target receiver type of the wake-up signal receiver is selected, and different receiver types correspond to different receiver sensitivities.
  • the bus architecture may include any number of interconnected buses and bridges. Specifically, one or more processors represented by the processor 700 and various circuits of the memory represented by the memory 720 are linked together.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art, so they are not further described herein.
  • the bus interface provides an interface.
  • the transceiver 710 may be multiple elements, including a transmitter and a transceiver, providing a unit for communicating with various other devices over a transmission medium.
  • the user interface 730 may also be an interface capable of externally connecting and connecting the required devices.
  • the connected devices include, but are not limited to, a keypad, a display, a speaker, a microphone, a joystick, and the like.
  • the processor 700 is responsible for managing the bus architecture and general processing, and the memory 720 may store data used by the processor 700 when performing operations.
  • the processor 700 is further configured to read the program in the memory 720 and execute the following steps:
  • a target receiver type of the wake-up signal receiver is selected from a plurality of predefined receiver types.
  • the processor 700 is further configured to read the program in the memory 720 and execute the following steps:
  • Determining the target receiver sensitivity according to preset parameter information includes signal strength, channel quality, or cell deployment type;
  • a receiver type corresponding to the target receiver sensitivity is selected from the multiple receiver types according to a correspondence relationship between a predefined receiver type and receiver sensitivity, and is used as the target receiver type.
  • the processor 700 is further configured to read the program in the memory 720 and execute the following steps:
  • the target wake-up signal type is an analog signal or a digital baseband sequence signal modulated by a digital sequence.
  • the predefined receiver type includes at least one of an analog receiver type and a digital baseband detection receiver type
  • the analog receiver type includes at least one of the following types:
  • a first receiver type where the first receiver corresponding to the first receiver type is a passive receiver, and uses electromagnetic induction to receive a signal, and triggers a sequence correlator to perform sequence detection when the signal strength exceeds a preset threshold;
  • the second receiver type, the second receiver corresponding to the second receiver type is an active receiver, and the active receiver first performs envelope detection on the wake-up signal, then performs signal level conversion, and finally performs sequence match;
  • the type of the digital baseband detection receiver includes:
  • a third receiver type, and the third receiver corresponding to the third receiver type is an active receiver, and the third receiver first performs analog-to-digital conversion on the received signal, and then performs discrete Fourier transform, and then Digital baseband signal sampling is performed, and finally sequence matching is performed.
  • a computer-readable storage medium is also provided, and a program is stored thereon, and when the program is executed by a processor, the following steps are implemented:
  • a target receiver type of the wake-up signal receiver is selected, and different receiver types correspond to different receiver sensitivities.
  • an embodiment of the present disclosure further provides a terminal, including:
  • a selection module 801 is used to select a target receiver type of the wake-up signal receiver among a plurality of predefined receiver types, where different receiver types correspond to different receiver sensitivities.
  • the selection module is configured to select a target of a wake-up signal receiver among a plurality of predefined receiver types according to a protocol agreement, preset parameter information, or receiver type indication information sent by a network device. Receiver type.
  • the selection module includes:
  • a first determining submodule configured to determine a target receiver sensitivity according to preset parameter information, where the preset parameter information includes a signal strength, a channel quality, or a cell deployment type;
  • a second determining submodule configured to select a receiver type corresponding to the target receiver sensitivity from among the multiple receiver types according to a correspondence relationship between a predefined receiver type and receiver sensitivity, and use the receiver type as the receiver Target receiver type, where different receiver types correspond to different receiver sensitivities.
  • An acquisition module configured to acquire a type of a target wake-up signal corresponding to the type of the target receiver sent by a network device;
  • the target wake-up signal type is an analog signal or a digital baseband sequence signal modulated by a digital sequence.
  • the predefined receiver type includes at least one of an analog receiver type and a digital baseband detection receiver type
  • the analog receiver type includes at least one of the following types:
  • a first receiver type where the first receiver corresponding to the first receiver type is a passive receiver, and uses electromagnetic induction to receive a signal, and triggers a sequence correlator to perform sequence detection when the signal strength exceeds a preset threshold;
  • the second receiver type, the second receiver corresponding to the second receiver type is an active receiver, and the active receiver first performs envelope detection on the wake-up signal, then performs signal level conversion, and finally performs sequence match;
  • the type of the digital baseband detection receiver includes:
  • a third receiver type, and the third receiver corresponding to the third receiver type is an active receiver, and the third receiver first performs analog-to-digital conversion on the received signal, and then performs discrete Fourier transform, and then Digital baseband signal sampling is performed, and finally sequence matching is performed.
  • the terminal selects a target receiver type of the wake-up signal receiver among a plurality of predefined receiver types, so as to keep the receiver sensitivity at a high level on the premise that the power consumption of the receiver is met. , To obtain a compromise between power saving performance and coverage performance.
  • an embodiment of the present disclosure further provides a network device.
  • the network device may be specifically a base station, which includes a memory 920, a processor 900, a transceiver 910, a bus interface, and a bus interface.
  • the processor 900 is configured to read the program in the memory 920 and execute the following processes:
  • the bus architecture may include any number of interconnected buses and bridges. Specifically, one or more processors represented by the processor 900 and various circuits of the memory represented by the memory 920 are linked together.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, and power management circuits, which are well known in the art, so they are not further described herein.
  • the bus interface provides an interface.
  • the transceiver 910 may be a plurality of elements, including a transmitter and a transceiver, providing a unit for communicating with various other devices on a transmission medium.
  • the processor 900 is responsible for managing the bus architecture and general processing, and the memory 920 may store data used by the processor 900 when performing operations.
  • processor 900 executes the program, the following steps may also be implemented:
  • the coverage deployment information includes a cell radius, a base station's transmission power, or a network application scenario.
  • the preset parameter information includes a signal strength or a channel quality of a reference signal.
  • the predefined receiver type includes at least one of an analog receiver type and a digital baseband detection receiver type
  • the analog receiver type includes at least one of the following types:
  • a first receiver type where the first receiver corresponding to the first receiver type is a passive receiver, and uses electromagnetic induction to receive a signal, and triggers a sequence correlator to perform sequence detection when the signal strength exceeds a preset threshold;
  • the second receiver type, the second receiver corresponding to the second receiver type is an active receiver, and the active receiver first performs envelope detection on the wake-up signal, then performs signal level conversion, and finally performs sequence match;
  • the type of the digital baseband detection receiver includes:
  • a third receiver type, and the third receiver corresponding to the third receiver type is an active receiver, and the third receiver first performs analog-to-digital conversion on the received signal, and then performs discrete Fourier transform, and then Digital baseband signal sampling is performed, and finally sequence matching is performed.
  • processor 900 executes the program, the following steps may also be implemented:
  • processor 900 executes the program, the following steps may also be implemented:
  • the target receiver type is an analog receiver type, determining that the target wake-up signal type is a modulated analog signal, and the sequence information carried by the analog signal is reflected in a change in amplitude, phase, or frequency;
  • the target receiver type is a digital baseband detection receiver type
  • the target wake-up signal type is a digital baseband sequence signal
  • the digital baseband sequence signal carries at least one of a user ID, a cell ID, and a packet ID.
  • a computer-readable storage medium is also provided, and a program is stored thereon, and when the program is executed by a processor, the following steps are implemented:
  • an embodiment of the present disclosure further provides a network device, including:
  • a first determining module 1001 configured to determine a target receiver type of a wake-up signal receiver among a plurality of predefined receiver types, where different receiver types correspond to different receiver sensitivities;
  • the second determining module 1002 is configured to indicate the target receiver type to the terminal through receiver type indication information.
  • the first determining module includes:
  • a third determining submodule configured to determine the target receiver sensitivity according to the coverage deployment information of the cell where the terminal is located or the preset parameter information fed back by the terminal;
  • a fourth determining submodule is configured to select a receiver type corresponding to the target receiver sensitivity among the multiple receiver types according to a correspondence relationship between a predefined receiver type and receiver sensitivity, and use the receiver type as the receiver.
  • Target receiver type a receiver type corresponding to the target receiver sensitivity among the multiple receiver types according to a correspondence relationship between a predefined receiver type and receiver sensitivity, and use the receiver type as the receiver.
  • the coverage deployment information includes: cell radius, transmission power of a base station, or a network application scenario; and the preset parameter information includes a signal strength or a channel quality of a reference signal.
  • the receiver type includes at least one of an analog receiver type and a digital baseband detection receiver type
  • the analog receiver type includes at least one of the following types:
  • a first receiver type where the first receiver corresponding to the first receiver type is a passive receiver, and uses electromagnetic induction to receive a signal, and triggers a sequence correlator to perform sequence detection when the signal strength exceeds a preset threshold;
  • the second receiver type, the second receiver corresponding to the second receiver type is an active receiver, and the active receiver first performs envelope detection on the wake-up signal, then performs signal level conversion, and finally performs sequence match;
  • the type of the digital baseband detection receiver includes:
  • a third receiver type, and the third receiver corresponding to the third receiver type is an active receiver, and the third receiver first performs analog-to-digital conversion on the received signal, and then performs discrete Fourier transform, and then Digital baseband signal sampling is performed, and finally sequence matching is performed.
  • a third determining module configured to determine a target receiver type of the wake-up signal receiver, determine a target wake-up signal type corresponding to the target receiver type according to a mapping relationship between the target receiver type and the wake-up signal type, and Notify the terminal.
  • the third determining module includes:
  • a fifth determining submodule is configured to determine that when the target receiver type is an analog receiver type, the target wake-up signal type is a modulated analog signal, and the sequence information carried by the analog signal is reflected in a change in amplitude, phase, or frequency on;
  • a sixth determining submodule is configured to determine that when the target receiver type is a digital baseband detection receiver type, the target wakeup signal type is a digital baseband sequence signal, and the digital baseband sequence signal carries a user ID, a cell ID, At least one of the packet IDs.
  • the network device determines the target receiver type of the wake-up signal receiver; indicates the target receiver type to the terminal through the receiver type indication information, so that the terminal selects an appropriate wake-up signal receiver to meet the power consumption of the receiver.
  • the receiver sensitivity is kept at a high level, and a compromise between power saving performance and coverage performance is obtained.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé de détermination d'informations de configuration de récepteur, un terminal et un dispositif de réseau. Le procédé de détermination selon l'invention comprend : parmi de multiples types de récepteurs prédéfinis, la sélection d'un type de récepteur cible pour des récepteurs de signal d'alerte, les différents types de récepteur correspondant à différents niveaux de sensibilité de récepteur.
PCT/CN2019/086985 2018-06-04 2019-05-15 Procédé de détermination d'informations de configuration de récepteur, terminal et dispositif de réseau WO2019233254A1 (fr)

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WO2024087186A1 (fr) * 2022-10-28 2024-05-02 北京小米移动软件有限公司 Procédé et appareil de communication, dispositif et support de stockage lisible
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