WO2020192547A1 - Procédé de transmission et de réception d'informations, terminal et dispositif côté réseau - Google Patents

Procédé de transmission et de réception d'informations, terminal et dispositif côté réseau Download PDF

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Publication number
WO2020192547A1
WO2020192547A1 PCT/CN2020/080189 CN2020080189W WO2020192547A1 WO 2020192547 A1 WO2020192547 A1 WO 2020192547A1 CN 2020080189 W CN2020080189 W CN 2020080189W WO 2020192547 A1 WO2020192547 A1 WO 2020192547A1
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WIPO (PCT)
Prior art keywords
information
transmission
prach
resource
prach transmission
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PCT/CN2020/080189
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English (en)
Chinese (zh)
Inventor
吴凯
Original Assignee
维沃移动通信有限公司
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Publication of WO2020192547A1 publication Critical patent/WO2020192547A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0866—Non-scheduled access, e.g. ALOHA using a dedicated channel for access
    • 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
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H04W52/325—Power control of control or pilot channels

Definitions

  • the present disclosure relates to the field of communication technology, and in particular to an information transmission and reception method, terminal and network side equipment.
  • the terminal or network side equipment needs to perform channel idle estimation (Clear Channel Assess, CCA)/extended channel idle estimation (extended Clear Channel Assess, eCCA) To listen to the channel, that is, perform energy detection (Energy Detection, ED). When the energy is lower than a certain threshold, the channel is judged to be empty before transmission can begin, that is, listen before talk (LBT).
  • CCA Channel Channel Assess
  • eCCA Extended Clear Channel Assess
  • the terminal When the terminal needs to send a physical random access channel (Physical Random Access Channel, PRACH), it can send when the CCA determines that the channel is empty.
  • Physical Random Access Channel PRACH
  • the network can transmit downlink control information (Downlink Control Information, DCI) through a physical downlink control channel (Physical Downlink Control CHannel, PDCCH) to indicate transmission resources that the terminal can use for PRACH transmission. Whether the terminal performs transmission depends on whether the terminal actually has a PRACH transmission requirement.
  • DCI Downlink Control Information
  • PDCCH Physical Downlink Control CHannel
  • the embodiments of the present disclosure provide an information transmission and reception method, a terminal, and a network-side device to solve the problem that the DCI in the related technology only indicates PRACH transmission resources and cannot guarantee that the terminal flexibly performs PRACH transmission.
  • embodiments of the present disclosure provide an information transmission method applied to a terminal, including:
  • information transmission is performed on the PRACH transmission resource.
  • embodiments of the present disclosure provide an information receiving method applied to a network side device, including:
  • downlink control information indicates physical random access channel PRACH transmission resources and limited parameters for the terminal to use PRACH transmission resources;
  • the information transmitted by the terminal on the PRACH transmission resource is received.
  • a terminal including:
  • the first receiving module is configured to receive downlink control information sent by a network side device, where the downlink control information indicates physical random access channel PRACH transmission resources and limited parameters for the terminal to use PRACH transmission resources;
  • the transmission module is configured to perform information transmission on the PRACH transmission resource according to the defined parameter.
  • an embodiment of the present disclosure provides a terminal including: a memory, a processor, and a program stored in the memory and capable of running on the processor, and the program is executed by the processor to implement the above-mentioned information transmission method A step of.
  • embodiments of the present disclosure provide a network-side device, including:
  • a sending module configured to send downlink control information to the terminal, the downlink control information indicating physical random access channel PRACH transmission resources and limited parameters for the terminal to use PRACH transmission resources;
  • the second receiving module is configured to receive information transmitted by the terminal on the PRACH transmission resource.
  • embodiments of the present disclosure provide a network-side device, including: a memory, a processor, and a program stored in the memory and running on the processor, and when the program is executed by the processor, the above information is realized Steps of receiving method.
  • embodiments of the present disclosure provide a computer-readable storage medium, wherein a program is stored on the computer-readable storage medium, and when the program is executed by a processor, the steps of the above-mentioned information transmission method or the above-mentioned steps are implemented. The steps of the information receiving method.
  • the information can be flexibly transmitted in the PRACH transmission resources according to the limited parameters, ensuring that the terminal can perform PRACH flexibly transmission.
  • Fig. 1 shows a schematic flowchart of an information transmission method according to an embodiment of the present disclosure
  • FIG. 2 shows a schematic flowchart of an information receiving method according to an embodiment of the present disclosure
  • FIG. 3 shows a schematic diagram of a terminal of an embodiment of the present disclosure
  • Figure 4 shows a structural block diagram of a terminal according to an embodiment of the present disclosure
  • FIG. 5 shows a schematic diagram of modules of a network side device according to an embodiment of the present disclosure
  • Fig. 6 shows a structural block diagram of a network side device in an embodiment of the present disclosure.
  • the unlicensed frequency band is shared by multiple technologies or multiple transmission nodes, this kind of contention-based access method leads to uncertainty in the channel available time.
  • the transmittable position of the network side signal transmission may be It has been missed and cannot be sent. This may result in the receiving end not being able to receive the signal reception configured on the network side normally, and the terminal behaviors performed according to the network side configuration after the signal is received, such as the physical downlink control channel (Physical Downlink Control CHannel, PDCCH) monitoring, Monitoring and measurement of wireless environment, etc.
  • PDCCH Physical Downlink Control CHannel
  • the present disclosure provides an information transmission and reception method, a terminal and a network side device.
  • an embodiment of the present disclosure provides an information transmission method applied to a terminal, including:
  • Step 101 Receive downlink control information sent by a network side device
  • the downlink control information indicates the physical random access channel (PRACH) transmission resources and the limited parameters of the PRACH transmission resources used by the terminal.
  • PRACH physical random access channel
  • Step 102 Perform information transmission on the PRACH transmission resource according to the defined parameter.
  • the downlink control information indicates the PRACH transmission resources that can perform PRACH transmission
  • the PRACH transmission resources are resource block (Resource Block, RB) information.
  • the PRACH transmission resources may be continuous RBs, or
  • the PRACH transmission resource may also be a discontinuous RB, and the terminal may not necessarily perform PRACH transmission on the PRACH transmission resource; if the terminal has a PRACH transmission requirement, it needs to perform transmission according to limited parameters.
  • the limited parameters include at least one of the following information:
  • the network indicates through high-level signaling that the terminal can support more than one PRACH format transmission in the current cell.
  • the network obtains the transmission resource through the CCA, it indicates that part of the channel resource is used for PRACH transmission through the DCI indication, and at the same time indicates the PRACH format information that the resource can transmit.
  • the PRACH format information includes: at least one of the cyclic prefix length of PRACH transmission, the sequence length of PRACH transmission, and the number of sequence repetitions.
  • the PRACH format information only includes the cyclic prefix length of PRACH transmission
  • PRACH transmission is performed on the PRACH transmission resource according to the cyclic prefix length of PRACH transmission specified in the PRACH format information
  • PRACH format information only includes the sequence length of PRACH transmission
  • PRACH transmission is performed on the PRACH transmission resource according to the sequence length of PRACH transmission specified in the PRACH format information
  • the PRACH format information includes only the number of sequence repetitions
  • PRACH transmission is performed on the PRACH transmission resource according to the number of sequence repetitions specified in the PRACH format information
  • the PRACH format information includes When the cyclic prefix length of PRACH transmission and the sequence length of PRACH transmission are required, when the terminal has a PRACH transmission requirement, it is performed on the PRACH transmission resource according to the cyclic prefix length of PRACH transmission and the sequence length of PRACH transmission specified
  • the network can indicate the specific PRACH transmission resource through the DCI Which type of random access is used for transmission.
  • the type of random access includes at least one of non-competitive random access, two-step competitive random access, and four-step competitive random access.
  • the terminal when the type of random access only includes non-competitive random access, only when the terminal has a transmission requirement for non-competitive random access, the terminal will perform non-competitive random access PRACH transmission on the PRACH transmission resource; For example, when the type of random access only includes two-step competitive random access, only when the terminal has a two-step competitive random access transmission demand, the terminal performs a two-step competitive random access on the PRACH transmission resource.
  • Access PRACH transmission for example, when the type of random access only includes four-step competitive random access, only when the terminal has a four-step competitive random access transmission demand, the terminal will use the PRACH transmission resource Perform PRACH transmission of four-step competitive random access; for example, when the types of random access include non-competitive random access and two-step competitive random access, only when the terminal has non-competitive random access or two-step contention
  • the terminal performs non-competitive random access PRACH transmission or two-step competitive random access PRACH transmission on the PRACH transmission resources; for example, when the type of random access includes non-competitive random access During access and four-step competitive random access, only when the terminal has a transmission requirement for non-competitive random access or four-step competitive random access, the terminal performs non-competitive random access on the PRACH transmission resources.
  • PRACH transmission or PRACH transmission of four-step competitive random access for example, when the types of random access include two-step competitive random access and four-step competitive random access, only when the terminal has two-step competitive random access Only when the transmission needs of the four-step competitive random access are entered, the terminal performs the two-step competitive random access PRACH transmission or the four-step competitive random access PRACH transmission on the PRACH transmission resources; for example, when the random access Access types include non-competitive random access, two-step competitive random access, and four-step competitive random access.
  • the terminal Only when the terminal has non-competitive random access, two-step competitive random access or four-step contention When random access is required for transmission, the terminal performs non-competitive random access PRACH transmission, two-step competitive random access PRACH transmission, or four-step competitive random access PRACH transmission on the PRACH transmission resources.
  • the limited parameter further includes:
  • Resource indication information where the resource indication information is used to indicate at least one of a time domain resource and a frequency domain resource for transmitting the preamble.
  • the defined parameters also include: physical uplink shared channel (Physical Uplink Shared Channel, PUSCH) transmission resource allocation Information; it should be noted that the resource allocation information includes: Orthogonal Frequency Division Multiplexing (OFDM) symbols and resource block (RB) information occupied by PUSCH transmission.
  • OFDM Orthogonal Frequency Division Multiplexing
  • location information includes: subband, subband combination, carrier, carrier combination, bandwidth part (Bandwidth Part, BWP) or bandwidth part combination;
  • the network can indicate the carrier, subband, or BWP where the PRACH transmission resource is located through DCI, and the number of carriers, subbands, or BWPs can be greater than 1.
  • One, that is, indicates the set of resources that can be used for transmission, that is, carrier combination, subband combination, or BWP combination.
  • the carrier, subband, or BWP where the PRACH transmission resource indicated by the DCI is located may be the same or different from the carrier, subband, or BWP on which the DCI is transmitted.
  • the location information when the location information includes subbands, when the terminal has PRACH transmission requirements, PRACH transmission is performed on the subbands indicated by the location information, or when the location information includes subband combinations, when the terminal has PRACH transmission When required, perform PRACH transmission on one of the subband combinations indicated by the location information; for example, when the location information includes a carrier, when the terminal has PRACH transmission requirements, perform PRACH transmission on the carrier indicated by the location information Perform PRACH transmission, or, when the location information includes a carrier combination, and when the terminal has a PRACH transmission requirement, perform PRACH transmission on one of the carrier combinations indicated by the location information; for example, when the location information includes a bandwidth part When the terminal has a PRACH transmission requirement, perform PRACH transmission on the bandwidth part indicated by the position information, or when the position information includes a combination of bandwidth parts, when the terminal has a PRACH transmission requirement, the position information indicates PRACH transmission is performed on one of the bandwidth part combinations.
  • the reference signal includes: a synchronous signal block (Synchronous Signal Block, SSB), a collection of SSB, a channel state information reference signal (Channel State Information-Reference Signal, CSI-RS) resource or a collection of CSI-RS resources .
  • SSB Synchronous Signal Block
  • CSI-RS Channel State Information-Reference Signal
  • the resource information includes: SSB (or a set of SSBs), when the terminal has a PRACH transmission requirement, if the SSB associated with the PRACH transmission by the terminal is the SSB (or one of the set of SSBs) specified in the resource information, The terminal performs PRACH transmission on the PRACH transmission resource; when the resource information includes: CSI-RS resources (or a set of CSI-RS resources), when the terminal has a PRACH transmission requirement, if the terminal performs the CSI associated with the PRACH transmission -The RS resource is the CSI-RS resource (or one of the set of CSI-RS resources) specified in the resource information, and the terminal performs PRACH transmission on the PRACH transmission resource.
  • CSI-RS resources or a set of CSI-RS resources
  • A15 Information about the preamble or preamble set
  • the preamble or preamble set information refers to the preamble or preamble set that can be transmitted on the PRACH transmission resource; for example, when the defined parameter includes the preamble that can be transmitted on the PRACH transmission resource
  • the preamble used by the terminal must be the preamble specified by the limited parameter or one of the preamble set specified by the limited parameter; for example, when the limited parameter includes the preamble that can be transmitted on the PRACH transmission resource
  • the preamble used by the terminal for PRACH transmission should be one of the preamble sets specified by the limit parameter.
  • the PRACH transmission resource transmits the power of the PRACH or an indication of the maximum power of the PRACH transmission
  • the maximum power indication refers to the maximum transmission power that can be used for PRACH transmission, that is, the maximum transmission power cannot be exceeded for PRACH transmission.
  • the limited parameter when the limited parameter includes the PRACH transmission power of the PRACH transmission resource, when the terminal has a PRACH transmission requirement, the power specified in the limited parameter is used for PRACH transmission, and the specified power may be an increase in the transmission power; for example, when the limited parameter includes the maximum power indication of the PRACH transmission resource for the PRACH transmission, when the terminal has a PRACH transmission requirement, the power less than or equal to the maximum power indication specified in the limited parameter is used for PRACH transmission.
  • the terminal since the limited parameter includes any one or a combination of the above A11-A16, the terminal only needs to perform PRACH transmission that meets the requirements according to the specific instructions of the limited parameter.
  • the target resource of the PRACH transmission resource is not used for the first transmission except for the PRACH transmission;
  • the target resource includes at least one of frequency domain resources and time domain resources.
  • not having to perform the first transmission other than the PRACH transmission means that the terminal is not used for the first transmission of the target resource of the PRACH transmission resource, regardless of whether the PRACH transmission is performed or not.
  • Transmission that is, the target resource of the PRACH transmission resource is used as a reserved resource.
  • the target resource of the PRACH transmission resource is used for PRACH transmission; when there is no PRACH transmission demand, the terminal is in the PRACH transmission resource No transmission is performed on the target resource. This method can prevent the terminal from causing interference to other terminals that need to use the PRACH transmission resource.
  • the time domain resource includes: an OFDM symbol where the transmission opportunity is located.
  • the time domain resource may further include:
  • the first preset number is greater than or equal to 1
  • the second preset number is greater than or equal to 1.
  • the first transmission includes: at least one of uplink transmission and downlink reception except for the PRACH transmission.
  • the uplink transmission includes at least one of the following transmissions:
  • PUSCH Physical uplink shared channel
  • PUCCH Physical Uplink Control Channel
  • Uplink sounding signal Sounding Reference Signal, SRS
  • SRS Signal Reference Signal
  • the trigger mode of the uplink transmission includes at least one of the following modes:
  • the uplink transmission includes high-level signaling configured or scheduled PUSCH transmission; or the uplink transmission includes high-level signaling configured or scheduled PUCCH transmission; or the uplink transmission includes high-level signaling configured or scheduled SRS transmission.
  • the uplink transmission includes PUSCH transmission, PUCCH transmission, or SRS transmission indicated by MAC CE.
  • DCI Downlink control information
  • the uplink transmission includes PUSCH transmission, PUCCH transmission, or SRS transmission indicated by DCI.
  • the downlink reception includes at least one of the following actions:
  • CSI-RS Channel state information reference signal
  • the downlink measurement includes at least one of channel state measurement, beam management measurement, radio link monitoring measurement, and radio resource management measurement.
  • the network indicates that part of the resources are used for PRACH transmission through DCI, and on this time and/or frequency resource, the terminal is configured with PDCCH monitoring, PDSCH reception or measurement resources by high-level signaling to perform downlink reception; or the terminal is The high-level signaling configuration performs SRS transmission, PUSCH transmission or PUCCH transmission; the terminal cancels these high-level signaling configuration behaviors, that is, the terminal does not perform high-level signaling configuration behavior.
  • DCI indicates PRACH transmission resources
  • more terminals are instructed to use the limited parameters of PRACH transmission resources, and PRACH resources can be triggered more dynamically according to the needs of the terminals, indicating more PRACH.
  • the transmission mode ensures that the terminal can perform PRACH transmission flexibly.
  • an embodiment of the present disclosure provides an information receiving method applied to a network side device, including:
  • Step 201 Send downlink control information to the terminal
  • the downlink control information indicates physical random access channel (PRACH) transmission resources and defined parameters for the terminal to use PRACH transmission resources;
  • PRACH physical random access channel
  • Step 202 Receive information transmitted by the terminal on the PRACH transmission resource.
  • the limited parameter includes at least one of the following information:
  • the PRACH transmission resource transmits the power of the PRACH or indicates the maximum power of the PRACH.
  • the PRACH format information includes: at least one of the cyclic prefix length of PRACH transmission, the sequence length of PRACH transmission, and the number of sequence repetitions.
  • the limiting parameter when the limiting parameter includes: the type of random access, the limiting parameter further includes:
  • Resource indication information where the resource indication information is used to indicate at least one of a time domain resource and a frequency domain resource for transmitting the preamble.
  • the limited parameter when the limited parameter includes: the type of random access, when the type of random access is two-step random access with contention, the limited parameter also includes: resource allocation for physical uplink shared channel PUSCH transmission information.
  • the resource allocation information includes: Orthogonal Frequency Division Multiplexing (OFDM) symbols and resource block RB information occupied by PUSCH transmission.
  • OFDM Orthogonal Frequency Division Multiplexing
  • the limited parameter includes at least one of the following information:
  • Location information where the PRACH transmission resource is located where the location information includes: subband, subband combination, carrier, carrier combination, bandwidth part, or bandwidth part combination;
  • the reference signal includes: a synchronization signal block SSB, a collection of SSB, a channel state information reference signal CSI-RS resource, or a collection of CSI-RS resources;
  • Preamble or preamble set information Preamble or preamble set information.
  • an embodiment of the present disclosure provides a terminal 300, including:
  • the first receiving module 301 is configured to receive downlink control information sent by a network-side device, where the downlink control information indicates physical random access channel PRACH transmission resources and limited parameters for the terminal to use PRACH transmission resources;
  • the transmission module 302 is configured to perform information transmission on the PRACH transmission resource according to the defined parameter.
  • the limited parameter includes at least one of the following information:
  • the PRACH transmission resource transmits the power of the PRACH or indicates the maximum power of the PRACH.
  • the PRACH format information includes: at least one of the cyclic prefix length of PRACH transmission, the sequence length of PRACH transmission, and the number of sequence repetitions.
  • the limiting parameter when the limiting parameter includes: the type of random access, the limiting parameter further includes:
  • Resource indication information where the resource indication information is used to indicate at least one of a time domain resource and a frequency domain resource for transmitting the preamble.
  • the limited parameter when the limited parameter includes: the type of random access, when the type of random access is two-step random access with contention, the limited parameter also includes: resource allocation for physical uplink shared channel PUSCH transmission information.
  • the resource allocation information includes: orthogonal frequency division multiplexing OFDM symbols occupied by PUSCH transmission and resource block RB information.
  • the limited parameter includes at least one of the following information:
  • Location information where the PRACH transmission resource is located where the location information includes: subband, subband combination, carrier, carrier combination, bandwidth part, or bandwidth part combination;
  • the reference signal includes: a synchronization signal block SSB, a set of SSB, a channel state information reference signal CSI-RS resource or a set of CSI-RS resources;
  • Preamble or preamble set information Preamble or preamble set information.
  • the target resource of the PRACH transmission resource is not used for the first transmission other than PRACH transmission;
  • the target resource includes at least one of frequency domain resources and time domain resources.
  • the time domain resource includes: an OFDM symbol where a transmission opportunity is located.
  • the time domain resource further includes:
  • the first preset number is greater than or equal to 1
  • the second preset number is greater than or equal to 1.
  • the first transmission includes: at least one of uplink transmission and downlink reception except for the PRACH transmission.
  • the uplink transmission includes at least one of the following transmissions:
  • the trigger mode of the uplink transmission includes at least one of the following modes:
  • the mode indicated by the downlink control information is the mode indicated by the downlink control information.
  • the downlink reception includes at least one of the following actions:
  • this terminal embodiment is a terminal corresponding to the above-mentioned information transmission method applied to the terminal, and all the implementation manners of the above-mentioned embodiment are applicable to this terminal embodiment and can achieve the same technical effect.
  • FIG. 4 is a schematic diagram of the hardware structure of a terminal for implementing an embodiment of the present disclosure.
  • the terminal 40 includes but is not limited to: a radio frequency unit 410, a network module 420, an audio output unit 430, an input unit 440, a sensor 450, a display unit 460, a user input unit 470, an interface unit 480, a memory 490, a processor 411, and a power supply 412 and other parts.
  • a radio frequency unit 410 includes but is not limited to: a radio frequency unit 410, a network module 420, an audio output unit 430, an input unit 440, a sensor 450, a display unit 460, a user input unit 470, an interface unit 480, a memory 490, a processor 411, and a power supply 412 and other parts.
  • terminal structure shown in FIG. 4 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than those shown in the figure, or combine certain components, or arrange different components.
  • terminals include, but are not limited to, mobile phones, tablet computers, notebook computers, palmtop computers, vehicle
  • the radio frequency unit 410 is used to receive downlink control information sent by the network side device, the downlink control information indicates physical random access channel PRACH transmission resources and defined parameters for the terminal to use PRACH transmission resources; according to the defined parameters, Information transmission on PRACH transmission resources.
  • the terminal of the embodiment of the present disclosure receives the downlink control information that contains the PRACH transmission resources and the limited parameters of the terminal using the PRACH transmission resources sent by the network side device, and can flexibly transmit information on the PRACH transmission resources according to the limited parameters, ensuring that the terminal can be flexible For PRACH transmission.
  • the radio frequency unit 410 can be used for receiving and sending signals in the process of sending and receiving information or talking.
  • the downlink data from the network side device is received and processed by the processor 411; in addition, , Send the uplink data to the network side device.
  • the radio frequency unit 410 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • the radio frequency unit 410 may also communicate with the network and other devices through a wireless communication system.
  • the terminal provides users with wireless broadband Internet access through the network module 420, such as helping users to send and receive emails, browse web pages, and access streaming media.
  • the audio output unit 430 may convert the audio data received by the radio frequency unit 410 or the network module 420 or stored in the memory 490 into audio signals and output them as sounds. Moreover, the audio output unit 430 may also provide audio output related to a specific function performed by the terminal 40 (e.g., call signal reception sound, message reception sound, etc.).
  • the audio output unit 430 includes a speaker, a buzzer, a receiver, and the like.
  • the input unit 440 is used to receive audio or video signals.
  • the input unit 440 may include a graphics processing unit (GPU) 441 and a microphone 442.
  • the graphics processor 441 is configured to respond to still pictures or video images obtained by an image capture device (such as a camera) in a video capture mode or an image capture mode. Data is processed.
  • the processed image frame may be displayed on the display unit 460.
  • the image frame processed by the graphics processor 441 may be stored in the memory 490 (or other storage medium) or sent via the radio frequency unit 410 or the network module 420.
  • the microphone 442 can receive sound, and can process such sound into audio data.
  • the processed audio data can be converted into a format that can be sent to the mobile communication network side device via the radio frequency unit 410 for output in the case of a telephone call mode.
  • the terminal 40 also includes at least one sensor 450, such as a light sensor, a motion sensor, and other sensors.
  • the light sensor includes an ambient light sensor and a proximity sensor.
  • the ambient light sensor can adjust the brightness of the display panel 461 according to the brightness of the ambient light.
  • the proximity sensor can close the display panel 461 and/or when the terminal 40 is moved to the ear. Or backlight.
  • the accelerometer sensor can detect the magnitude of acceleration in various directions (usually three-axis), and can detect the magnitude and direction of gravity when stationary, and can be used to identify terminal posture (such as horizontal and vertical screen switching, related games, Magnetometer attitude calibration), vibration recognition related functions (such as pedometer, percussion), etc.; sensor 450 can also include fingerprint sensors, pressure sensors, iris sensors, molecular sensors, gyroscopes, barometers, hygrometers, thermometers, infrared Sensors, etc., will not be repeated here.
  • the display unit 460 is used to display information input by the user or information provided to the user.
  • the display unit 460 may include a display panel 461, and the display panel 461 may be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), etc.
  • LCD liquid crystal display
  • OLED organic light-emitting diode
  • the user input unit 470 may be used to receive inputted number or character information, and generate key signal input related to user settings and function control of the terminal.
  • the user input unit 470 includes a touch panel 471 and other input devices 472.
  • the touch panel 471 also called a touch screen, can collect user touch operations on or near it (for example, the user uses any suitable objects or accessories such as fingers, stylus, etc.) on the touch panel 471 or near the touch panel 471. operating).
  • the touch panel 471 may include two parts: a touch detection device and a touch controller.
  • the touch detection device detects the user's touch position, detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts it into contact coordinates, and then sends it To the processor 411, the command sent by the processor 411 is received and executed.
  • the touch panel 471 can be implemented in multiple types such as resistive, capacitive, infrared, and surface acoustic wave.
  • the user input unit 470 may also include other input devices 472.
  • other input devices 472 may include, but are not limited to, a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackball, mouse, and joystick, which will not be repeated here.
  • the touch panel 471 may be covered on the display panel 461.
  • the touch panel 471 detects a touch operation on or near it, it transmits it to the processor 411 to determine the type of the touch event.
  • the type of touch event provides corresponding visual output on the display panel 461.
  • the touch panel 471 and the display panel 461 are used as two independent components to realize the input and output functions of the terminal, in some embodiments, the touch panel 471 and the display panel 461 may be integrated. Realize the input and output functions of the terminal, which are not limited here.
  • the interface unit 480 is an interface for connecting an external device with the terminal 40.
  • the external device may include a wired or wireless headset port, an external power source (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device with an identification module, audio input/output (I/O) port, video I/O port, headphone port, etc.
  • the interface unit 480 may be used to receive input (for example, data information, power, etc.) from an external device and transmit the received input to one or more elements in the terminal 40 or may be used to communicate between the terminal 40 and the external device. Transfer data between.
  • the memory 490 may be used to store software programs and various data.
  • the memory 490 may mainly include a program storage area and a data storage area.
  • the program storage area may store an operating system, an application program required by at least one function (such as a sound playback function, an image playback function, etc.), etc.; Data (such as audio data, phone book, etc.) created by the use of mobile phones.
  • the memory 490 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other volatile solid-state storage devices.
  • the processor 411 is the control center of the terminal. It uses various interfaces and lines to connect various parts of the entire terminal. It executes by running or executing software programs and/or modules stored in the memory 490, and calling data stored in the memory 490. Various functions of the terminal and processing data, so as to monitor the terminal as a whole.
  • the processor 411 may include one or more processing units; optionally, the processor 411 may integrate an application processor and a modem processor, where the application processor mainly processes the operating system, user interface, and application programs, etc.
  • the adjustment processor mainly deals with wireless communication. It can be understood that the foregoing modem processor may not be integrated into the processor 411.
  • the terminal 40 may also include a power supply 412 (such as a battery) for supplying power to various components.
  • a power supply 412 such as a battery
  • the power supply 412 may be logically connected to the processor 411 through a power management system, so as to manage charging, discharging, and power consumption management through the power management system. And other functions.
  • the terminal 40 includes some functional modules not shown, which will not be repeated here.
  • an embodiment of the present disclosure further provides a terminal, including a processor 411, a memory 490, and a computer program stored on the memory 490 and running on the processor 411.
  • a terminal including a processor 411, a memory 490, and a computer program stored on the memory 490 and running on the processor 411.
  • the computer program is executed by the processor 411,
  • Each process of the embodiment of the information transmission method applied to the terminal side is realized, and the same technical effect can be achieved. To avoid repetition, details are not described here.
  • the embodiments of the present disclosure also provide a computer-readable storage medium on which a computer program is stored.
  • the computer program is executed by a processor, each process of the embodiment of the information transmission method applied to the terminal side is realized, and can To achieve the same technical effect, in order to avoid repetition, I will not repeat them here.
  • the computer readable storage medium such as read-only memory (Read-Only Memory, ROM for short), random access memory (Random Access Memory, RAM for short), magnetic disk or optical disk, etc.
  • an embodiment of the present disclosure further provides a network side device 500, including:
  • the sending module 501 is configured to send downlink control information to the terminal, where the downlink control information indicates physical random access channel PRACH transmission resources and limited parameters for the terminal to use PRACH transmission resources;
  • the second receiving module 502 is configured to receive information transmitted by the terminal on the PRACH transmission resource.
  • the limited parameter includes at least one of the following information:
  • the PRACH transmission resource transmits the power of the PRACH or indicates the maximum power of the PRACH.
  • the PRACH format information includes: at least one of the cyclic prefix length of PRACH transmission, the sequence length of PRACH transmission, and the number of sequence repetitions.
  • the limiting parameter when the limiting parameter includes: the type of random access, the limiting parameter further includes:
  • Resource indication information where the resource indication information is used to indicate at least one of a time domain resource and a frequency domain resource for transmitting the preamble.
  • the limited parameter when the limited parameter includes: the type of random access, when the type of random access is two-step random access with contention, the limited parameter also includes: resource allocation for physical uplink shared channel PUSCH transmission information.
  • the resource allocation information includes: Orthogonal Frequency Division Multiplexing OFDM symbols and resource block RB information occupied by PUSCH transmission.
  • the limited parameter includes at least one of the following information:
  • Location information where the PRACH transmission resource is located where the location information includes: subband, subband combination, carrier, carrier combination, bandwidth part, or bandwidth part combination;
  • the reference signal includes: a synchronization signal block SSB, a set of SSB, a channel state information reference signal CSI-RS resource or a set of CSI-RS resources;
  • Preamble or preamble set information Preamble or preamble set information.
  • the embodiment of the present disclosure also provides a network side device, including: a memory, a processor, and a computer program stored in the memory and capable of running on the processor, and the computer program is executed by the processor to realize the above application
  • a network side device including: a memory, a processor, and a computer program stored in the memory and capable of running on the processor, and the computer program is executed by the processor to realize the above application
  • the embodiments of the present disclosure also provide a computer-readable storage medium, wherein a computer program is stored on the computer-readable storage medium, and the computer program is executed by a processor to implement the above-mentioned information receiving method applied to a network side device
  • a computer program is stored on the computer-readable storage medium, and the computer program is executed by a processor to implement the above-mentioned information receiving method applied to a network side device
  • the computer readable storage medium such as read-only memory (Read-Only Memory, ROM for short), random access memory (Random Access Memory, RAM for short), magnetic disk or optical disk, etc.
  • Fig. 6 is a structural diagram of a network-side device according to an embodiment of the present disclosure, which can realize the details of the above-mentioned information receiving method and achieve the same effect.
  • the network side device 600 includes: a processor 601, a transceiver 602, a memory 603, and a bus interface, where:
  • the processor 601 is configured to read a program in the memory 603 and execute the following process:
  • the downlink control information is sent by the transceiver 602 to indicate the physical random access channel PRACH transmission resources and the limited parameters of the PRACH transmission resources used by the terminal; and the information transmitted by the terminal on the PRACH transmission resources is received.
  • the bus architecture may include any number of interconnected buses and bridges. Specifically, one or more processors represented by the processor 601 and various circuits of the memory represented by the memory 603 are linked together.
  • the bus architecture can also link various other circuits such as peripherals, voltage regulators, power management circuits, etc., which are all known in the art, and therefore, will not be further described herein.
  • the bus interface provides the interface.
  • the transceiver 602 may be a plurality of elements, that is, including a transmitter and a receiver, and provide a unit for communicating with various other devices on the transmission medium.
  • the limited parameter includes at least one of the following information:
  • the PRACH transmission resource transmits the power of the PRACH or indicates the maximum power of the PRACH.
  • the PRACH format information includes: at least one of the cyclic prefix length of PRACH transmission, the sequence length of PRACH transmission, and the number of sequence repetitions.
  • the limiting parameter when the limiting parameter includes: the type of random access, the limiting parameter further includes:
  • Resource indication information where the resource indication information is used to indicate at least one of a time domain resource and a frequency domain resource for transmitting the preamble.
  • the limited parameter when the limited parameter includes: the type of random access, when the type of random access is two-step random access with contention, the limited parameter also includes: resource allocation for physical uplink shared channel PUSCH transmission information.
  • the resource allocation information includes: orthogonal frequency division multiplexing OFDM symbols occupied by PUSCH transmission and resource block RB information.
  • the limited parameter includes at least one of the following information:
  • Location information where the PRACH transmission resource is located where the location information includes: subband, subband combination, carrier, carrier combination, bandwidth part, or bandwidth part combination;
  • the reference signal includes: a synchronization signal block SSB, a set of SSB, a channel state information reference signal CSI-RS resource or a set of CSI-RS resources;
  • Preamble or preamble set information Preamble or preamble set information.
  • the network side equipment can be the base station (Base Transceiver Station, referred to as BTS) in Global System of Mobile Communication (GSM) or Code Division Multiple Access (Code Division Multiple Access, referred to as CDMA), or it can be broadband
  • BTS Base Transceiver Station
  • GSM Global System of Mobile Communication
  • CDMA Code Division Multiple Access
  • the base station (NodeB, NB) in Wideband Code Division Multiple Access (WCDMA) can also be the Evolutional Node B (eNB or eNodeB) in LTE, or a relay station or an access point , Or base stations in the future 5G network, etc., are not limited here.
  • the disclosed device and method may be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the units is only a logical function division, and there may be other divisions in actual implementation, for example, multiple units or components can be combined or It can be integrated into another system, or some features can be ignored or not implemented.
  • the displayed or discussed mutual coupling or direct coupling or communication connection may be indirect coupling or communication connection through some interfaces, devices or units, and may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • the functional units in the various embodiments of the present disclosure may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit.
  • the function is implemented in the form of a software functional unit and sold or used as an independent product, it can be stored in a computer readable storage medium.
  • the computer software product is stored in a storage medium, including Several instructions are used to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the methods described in the various embodiments of the present disclosure.
  • the aforementioned storage media include: U disk, mobile hard disk, ROM, RAM, magnetic disk or optical disk and other media that can store program codes.
  • the program can be stored in a computer readable storage medium. During execution, it may include the procedures of the above-mentioned method embodiments.
  • the storage medium may be a magnetic disk, an optical disc, a read-only memory (Read-Only Memory, ROM), or a random access memory (Random Access Memory, RAM), etc.

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

Abstract

La présente invention concerne un procédé de transmission et de réception d'informations, un terminal et un dispositif côté réseau. Le procédé de transmission d'informations, qui est appliqué au terminal, consiste à : recevoir des informations de commande de liaison descendante envoyées par un dispositif côté réseau, les informations de commande de liaison descendante indiquant des ressources de transmission de canal d'accès aléatoire physique (PRACH) et des paramètres de qualification pour l'utilisation des ressources de transmission PRACH par le terminal ; et effectuer une transmission d'informations sur les ressources de transmission PRACH selon les paramètres de qualification.
PCT/CN2020/080189 2019-03-25 2020-03-19 Procédé de transmission et de réception d'informations, terminal et dispositif côté réseau WO2020192547A1 (fr)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114531355A (zh) * 2020-11-23 2022-05-24 维沃移动通信有限公司 通信方法、装置及通信设备
CN114598986A (zh) * 2020-12-04 2022-06-07 维沃移动通信有限公司 副链路sl上的定位方法、装置及终端
WO2023125527A1 (fr) * 2021-12-31 2023-07-06 中国移动通信有限公司研究院 Procédé et appareil de transmission, dispositif, et support de stockage lisible

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022188008A1 (fr) * 2021-03-08 2022-09-15 北京小米移动软件有限公司 Procédé et appareil pour déterminer un paramètre de forme d'onde de transmission, et support de stockage
CN116058062A (zh) * 2022-11-04 2023-05-02 北京小米移动软件有限公司 随机接入方法及装置、存储介质

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2991419A1 (fr) * 2013-05-15 2016-03-02 Huawei Technologies Co., Ltd. Procédé de transmission de signal, dispositif, système de communication, terminal et station de base
CN108347789A (zh) * 2017-01-24 2018-07-31 华为技术有限公司 一种随机接入方法及装置
CN109479327A (zh) * 2016-08-09 2019-03-15 英特尔Ip公司 新空口标准中的增强物理随机接入信道传输
CN109600211A (zh) * 2017-09-30 2019-04-09 中兴通讯股份有限公司 随机接入前导的跳频处理方法和装置、及终端和存储介质

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7074122B2 (ja) * 2016-09-28 2022-05-24 ソニーグループ株式会社 次世代ワイヤレスシステムにおけるランダムアクセス
CN108235444B (zh) * 2016-12-12 2021-09-10 北京三星通信技术研究有限公司 随机接入的方法及基站设备、用户设备
CN109309961B (zh) * 2017-07-28 2023-06-02 华为技术有限公司 一种配置随机接入的方法、网络设备及终端设备

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2991419A1 (fr) * 2013-05-15 2016-03-02 Huawei Technologies Co., Ltd. Procédé de transmission de signal, dispositif, système de communication, terminal et station de base
CN109479327A (zh) * 2016-08-09 2019-03-15 英特尔Ip公司 新空口标准中的增强物理随机接入信道传输
CN108347789A (zh) * 2017-01-24 2018-07-31 华为技术有限公司 一种随机接入方法及装置
CN109600211A (zh) * 2017-09-30 2019-04-09 中兴通讯股份有限公司 随机接入前导的跳频处理方法和装置、及终端和存储介质

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NTT DOCOMO, INC.: "Discussion on 4-step random access procedure for NR", 3GPP TSG RAN WG1 MEETING#89 R1-1708443, 6 May 2017 (2017-05-06), XP051273635, DOI: 20200518092808A *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114531355A (zh) * 2020-11-23 2022-05-24 维沃移动通信有限公司 通信方法、装置及通信设备
CN114531355B (zh) * 2020-11-23 2023-07-18 维沃移动通信有限公司 通信方法、装置及通信设备
CN114598986A (zh) * 2020-12-04 2022-06-07 维沃移动通信有限公司 副链路sl上的定位方法、装置及终端
CN114598986B (zh) * 2020-12-04 2023-05-26 维沃移动通信有限公司 副链路sl上的定位方法、装置及终端
WO2023125527A1 (fr) * 2021-12-31 2023-07-06 中国移动通信有限公司研究院 Procédé et appareil de transmission, dispositif, et support de stockage lisible

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