WO2019228535A1 - Procédé, appareil et système d'envoi d'un signal - Google Patents

Procédé, appareil et système d'envoi d'un signal Download PDF

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Publication number
WO2019228535A1
WO2019228535A1 PCT/CN2019/089708 CN2019089708W WO2019228535A1 WO 2019228535 A1 WO2019228535 A1 WO 2019228535A1 CN 2019089708 W CN2019089708 W CN 2019089708W WO 2019228535 A1 WO2019228535 A1 WO 2019228535A1
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WO
WIPO (PCT)
Prior art keywords
uplink
terminal device
signal
configuration information
repetitions
Prior art date
Application number
PCT/CN2019/089708
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English (en)
Chinese (zh)
Inventor
谢信乾
郭志恒
费永强
毕文平
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华为技术有限公司
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Publication of WO2019228535A1 publication Critical patent/WO2019228535A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • 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
    • H04W74/002—Transmission of channel access control information
    • H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access

Definitions

  • Embodiments of the present invention relate to the field of communications technologies, and in particular, to a method, a device, and a system for sending signals.
  • the terminal device can send an uplink signal to the network device according to the uplink configuration information, so that the terminal device can smoothly access the network.
  • uplink carriers can be deployed on uplink bands of different frequencies, and terminal equipment selects appropriate uplink carriers for random access, that is, terminal equipment selects a certain uplink Carrier to send uplink signals.
  • LTE long term evolution
  • the present application provides a signal sending method, device, and system, which can significantly improve the success rate of a terminal device accessing a network.
  • the present application provides a signal sending method, which includes: a terminal device determining uplink configuration information; and the terminal device sending an uplink signal to a network device according to the uplink configuration information, where the uplink configuration information includes an uplink carrier and a repetition number Or, the uplink configuration information includes a signal waveform and a repetition number, or the uplink configuration information includes an uplink carrier, a signal waveform, and a repetition number, and the uplink carrier is one of at least two uplink carriers.
  • a terminal device may determine uplink configuration information including uplink carriers and repetition times, or signal waveforms and repetition times, or uplink carrier, signal waveforms, and repetition times, and send the information to the network according to the uplink configuration information.
  • uplink configuration information including uplink carriers and repetition times, or signal waveforms and repetition times, or uplink carrier, signal waveforms, and repetition times
  • the device sends an uplink signal when the uplink signal is sent to the network device according to the uplink configuration information composed of at least two types of configuration information, the accuracy of receiving the uplink signal by the network device can be improved. In this way, the success rate of the terminal device accessing the network can be improved.
  • the uplink configuration information includes an uplink carrier and the number of repetitions.
  • the method for determining the uplink configuration information by the terminal device may include: the terminal device receives a reference signal according to the measured reference signal. received power (RSRP) and at least one RSRP threshold to determine the uplink carrier and the number of repetitions, wherein the number of repetitions is one of at least two repetitions, the at least one RSRP threshold is the value received by the terminal device from the network device, the at least one There is a corresponding relationship between the RSRP threshold and the uplink carrier and the number of repetitions.
  • RSRP received power
  • the correspondence between the at least one RSRP threshold and the uplink carrier and the number of repetitions refers to the correspondence between the RSRP interval formed by the at least one RSRP threshold and the uplink carrier and the number of repetitions.
  • the terminal device may determine an RSRP interval to which the measured RSRP belongs according to the measured RSRP and at least one RSRP threshold, and then the terminal device may determine a corresponding relationship between the RSRP interval and the uplink configuration information according to the RSRP interval to which the measured RSRP belongs. Determine the uplink carrier and number of repetitions.
  • the at least one first RSRP threshold value is a cell common parameter. For all terminal devices in the same cell, the value of the first RSRP threshold value is the same.
  • the second RSRP threshold value is a dedicated parameter for the uplink carrier. For the uplink carrier, the value of the corresponding second RSRP threshold may be different.
  • the terminal device determines the number of repetitions of sending the random access preamble signal to 1, or the terminal device will send The number of repetitions of the random access preamble signal is determined as a preset number of repetitions.
  • the correspondence between the indication information and the uplink configuration information is saved in advance on the terminal device, that is, the correspondence between the indication information and the uplink carrier and the number of repetitions.
  • the terminal device may use the indication information To determine the uplink carrier and the number of repetitions.
  • the uplink configuration information includes an uplink carrier, a signal waveform, and a repetition number
  • the indication information indicates the uplink carrier and the repetition number.
  • a method for the terminal device to determine the uplink configuration information may include: The terminal device determines the uplink carrier and the number of repetitions according to the instruction information; when the number of repetitions is less than or equal to a preset number, the terminal device determines that the signal waveform is the first signal waveform; when the number of repetitions is greater than the preset number, the terminal device determines The signal waveform is a second signal waveform.
  • the terminal device can select an appropriate signal waveform to send an uplink signal according to the determined repetition times. To a certain extent, it can provide the success rate of the terminal device accessing the network.
  • the signal transmission method provided in the present application may further include: the terminal device sends a random access preamble signal to the network device by using the first repetition number on the uplink carrier; at the terminal device In the case of random access failure, when the uplink carrier is the first type of uplink carrier, the terminal device continues to send a random access preamble signal to the network device by using the second repetition number on the uplink carrier, where the second repetition number is greater than the first repeat times.
  • a terminal device when a terminal device sends a random access preamble signal for the first repetition number in the configuration information of the upper line of the terminal device, when the number of times that the terminal device attempts to send the random access preamble signal reaches the first repetition number, the terminal device still fails to access the network successfully At this time, the terminal device continues to send the random access preamble signal on the uplink carrier with a second repetition number greater than the first repetition number. This can avoid that the RSRP of the measurement determined by the terminal device is inaccurate. The first number of repetitions cannot meet actual requirements, resulting in a problem that the terminal device cannot access the network.
  • the present application provides a signal sending method.
  • the method includes: a network device sends instruction information to a terminal device; and the network device receives an uplink signal from the terminal device, where the uplink signal is sent by the terminal device according to the uplink configuration information.
  • the indication information indicates uplink configuration information, the uplink configuration information includes uplink carriers and repetition times, or the uplink configuration information includes signal waveforms and repetition times, or the uplink configuration information includes uplink carriers, signal waveforms, and signal waveforms, uplink carriers Is one of at least two uplink carriers.
  • the determining module is specifically configured to determine the uplink carrier and the number of repetitions according to the measured RSRP and at least one RSRP threshold.
  • the repetition number is one of at least two repetition numbers
  • the at least one RSRP threshold value is received by the terminal device from the network device, and there is a corresponding relationship between the at least one RSRP threshold value and the uplink carrier and the repetition number.
  • the determining module is specifically configured to determine to send an uplink signal according to the measured RSRP and at least one first RSRP threshold.
  • the first uplink carrier; the first uplink carrier is one of the at least two uplink carriers, and the at least one first RSRP threshold value is received by the terminal device from the network device; and according to the measured RSRP and the first uplink carrier,
  • the at least one second RSRP threshold determines the number of repetitions of sending an uplink signal, the number of repetitions is one of the at least two times of repetition, and the at least one second RSRP threshold is the value received by the terminal device from the network device.
  • the uplink configuration information includes an uplink carrier, a signal waveform, and the number of repetitions
  • the instruction information indicates the uplink carrier and the number of repetitions
  • the determining module is specifically configured to determine The uplink carrier and the number of repetitions; and when the number of repetitions is less than or equal to the preset number, the terminal device determines that the signal waveform is the first signal waveform; when the number of repetitions is greater than the preset number, the terminal device determines the signal waveform as the second signal waveform Signal waveform.
  • the foregoing sending module is further configured to send a random access preamble signal to the network device by using the first repetition number on the uplink carrier; in the case of random access failure of the terminal device Next, when the uplink carrier is the first type of uplink carrier, the random carrier preamble signal is continuously sent to the network device using the second repetition number on the uplink carrier, where the second repetition number is greater than the first repetition number.
  • the above indication information is carried in downlink control information; when the uplink signal is an uplink signal scheduled by a random access response, the above indication information is carried at random Access response.
  • the present application provides a network device, including a sending module and a receiving module.
  • the sending module is configured to send instruction information to the terminal device, where the instruction information indicates uplink configuration information, and the uplink configuration information includes uplink carriers and repetition times, or the uplink configuration information includes signal waveforms and repetition times, or the uplink
  • the configuration information includes an uplink carrier, a signal waveform, and a signal waveform.
  • the uplink carrier is one of at least two uplink carriers.
  • the receiving module is configured to receive an uplink signal from a terminal device. The uplink signal is sent by the terminal device according to the uplink configuration information. .
  • the indication information is carried in downlink control information; when the uplink signal is an uplink signal scheduled by a random access response, the indication information is carried In a random access response.
  • the at least one RSRP threshold includes at least one first RSRP threshold and at least one second RSRP threshold, and the at least one first RSRP threshold is used to determine an uplink carrier, and at least one corresponding to the uplink carrier A second RSRP threshold is used to determine the number of repetitions, which is one of at least two repetitions.
  • the present application provides a terminal device, including a processor and a memory coupled to the processor; the memory is used to store computer instructions; when the terminal device is running, the processor executes the computer instructions stored in the memory to The terminal device is caused to execute the signal sending method described in the first aspect and any one of its various optional implementation manners.
  • the present application provides a computer-readable storage medium including computer instructions.
  • the computer instructions When the computer instructions are executed by a processor, the computer instructions execute any one of the first aspect and any of its various optional implementation manners. Signaling method.
  • the present application provides a computer program product containing instructions.
  • the instructions in the computer program product are executed by a processor, the computer program product executes any one of the first aspect and various optional implementations thereof. Signalling method.
  • the present application provides a network device, including a processor and a memory coupled to the processor.
  • the memory is used to store computer instructions.
  • the processor executes the computer instructions stored in the memory to The network device is caused to execute the signal sending method described in the second aspect.
  • the present application provides a computer-readable storage medium including computer instructions, and when the computer instructions are executed by a processor, to execute the signal sending method described in the second aspect.
  • the present application provides a computer program product containing instructions, and when the instructions in the computer program product are executed by a processor, the method for transmitting a signal according to the second aspect is performed.
  • the present application provides a network device, including a processor and a memory coupled to the processor; the memory is used to store computer instructions, and when the network device is running, the processor executes the computer instructions stored in the memory, So that the network device executes the signal transmission method described in the third aspect.
  • the present application provides a computer-readable storage medium including computer instructions, and when the computer instructions are called by a processor, to execute the signal sending method described in the third aspect.
  • the present application provides a computer program product containing instructions, and when the instructions in the computer program product are executed by a processor, the method for transmitting a signal according to the third aspect is performed.
  • the present application provides a communication system including the terminal device of the fourth or seventh aspect and the fifth aspect, or the network device of the tenth aspect; or the communication system includes the fourth aspect or The terminal device according to the seventh aspect and the network device according to the sixth aspect or the thirteenth aspect.
  • FIG. 1 is a schematic structural diagram of a wireless communication system according to an embodiment of the present invention
  • FIG. 2 is a hardware schematic diagram of a network device according to an embodiment of the present invention.
  • FIG. 3 is a hardware schematic diagram of a terminal device according to an embodiment of the present invention.
  • FIG. 4 is a first schematic diagram of a signal sending method according to an embodiment of the present invention.
  • FIG. 5 is a second schematic diagram of a signal sending method according to an embodiment of the present invention.
  • FIG. 6 is a third schematic diagram of a signal sending method according to an embodiment of the present invention.
  • FIG. 7 is a schematic diagram of an RSRP interval according to an embodiment of the present invention.
  • FIG. 8 is a fourth schematic diagram of a signal sending method according to an embodiment of the present invention.
  • FIG. 9 is a fifth schematic diagram of a signal sending method according to an embodiment of the present invention.
  • FIG. 10 is a sixth schematic diagram of a signal transmission method according to an embodiment of the present invention.
  • FIG. 11 is a seventh schematic diagram of a signal sending method according to an embodiment of the present invention.
  • FIG. 12 is a first schematic structural diagram of a terminal device according to an embodiment of the present invention.
  • FIG. 13 is a second schematic structural diagram of a terminal device according to an embodiment of the present invention.
  • FIG. 14 is a first schematic structural diagram of a network device according to an embodiment of the present invention.
  • FIG. 15 is a second schematic structural diagram of a network device according to an embodiment of the present invention.
  • first and second in the description and claims of the embodiments of the present invention are used to distinguish different objects, rather than to describe a specific order of the objects.
  • first repetition number, the second repetition number, and the like are used to distinguish different positions, rather than a specific order for describing the repetition number.
  • words such as “exemplary” or “for example” are used as examples, illustrations or illustrations. Any embodiment or design described as “exemplary” or “for example” in the embodiments of the present invention should not be construed as more preferred or more advantageous than other embodiments or designs. Rather, the use of the words “exemplary” or “for example” is intended to present the relevant concept in a concrete manner.
  • a plurality means two or more.
  • multiple processing units refer to two or more processing units; multiple systems refer to two or more systems.
  • Additional uplink (SUL) carrier It is an uplink carrier that is deployed on other uplink frequency bands (upstream frequency bands other than the uplink frequency band of the NR system) in the NR system.
  • SUL uplink carrier
  • 5G NR systems can be deployed in frequency bands below 6GHz.
  • SUL uplink carriers can be deployed on other uplink frequency bands.
  • the frequency band of the NR system is 3.5 GHz
  • the frequency band of the LTE system is 1.8 GHz.
  • the NR system can deploy an uplink carrier on the frequency band of 3.5 GHz, and can also deploy a SUL uplink carrier on the frequency band of the LTE system (ie, 1.8 GHz).
  • the uplink frequency band of LTE can be used for both the LTE system and the NR system, that is, the LTE system and the NR system share one uplink frequency band.
  • the SUL carrier may also be deployed on other dedicated uplink frequency bands, and the dedicated uplink frequency band may be a frequency band that is not shared with the uplink frequency band of the LTE system or the uplink frequency band of other systems.
  • Repeat transmission It is a coverage enhancement technology.
  • the transmitting end can repeatedly send signals to the receiving end, so that the receiving end can accumulate the energy or power of the signals it receives, which can improve the receiving end's reception.
  • the correctness of the signal For example, during the random access process of the terminal device, the terminal device can send a random access preamble signal to the network device according to the number of repetitions, so that the network device can accumulate the energy or power of the random access preamble signal sent multiple times, which can improve Success rate of random access for terminal equipment.
  • Signal waveform refers to the waveform of the transmitted signal.
  • Signal waveforms in NR systems include orthogonal frequency division multiplexing (OFDM) waveforms and discrete Fourier transform spread spectrum orthogonal frequency division multiplexing. (discrete fourier transform-spread OFDM, DFT-S-OFDM) waveform.
  • a terminal device may determine uplink configuration information including at least two of an uplink carrier, a repetition number, and a signal waveform, and according to the uplink, The configuration information sends an uplink signal to the network device, which can significantly improve the success rate of the terminal device accessing the network.
  • the signal transmission method and device provided by the embodiments of the present invention can be applied to a wireless communication system, for example, a system adopting a fifth generation mobile communication technology (may be referred to as a 5G system or an NR system for short).
  • FIG. 1 it is a schematic architecture diagram of an NR system according to an embodiment of the present invention.
  • the NR system includes a network device 10 and a terminal device 11. While the terminal device 11 is accessing the network, the terminal device 11 may send a random access preamble signal to the network device 10, and then the network device 10 sends a random access response to the terminal device 11, and the terminal device 11 sends the random access response to the network device 10.
  • the random access response responds to the scheduled uplink signal.
  • the terminal device 11 may send a random access preamble signal or a random response to the scheduled signal to the network device 10 according to the uplink configuration information (such as uplink carrier, number of repetitions, etc.).
  • the uplink configuration information may be Determined by the terminal device 11, or sent by the network device 10 to indicate the uplink configuration information.
  • the base stations commonly used by the network devices provided by the embodiments of the present invention evolved base stations (evolved nodes, base stations, eNBs), next generation base stations (gNB) in new 5G systems, and new radio base stations (new radio base stations) , Macro base station, micro base station, high frequency base station or transmission and reception point (TRP)) and other equipment.
  • evolved base stations evolved nodes, base stations, eNBs
  • next generation base stations gNB
  • new radio base stations new radio base stations
  • Macro base station Micro base station
  • micro base station high frequency base station or transmission and reception point (TRP)
  • TRP transmission and reception point
  • the embodiment of the present invention uses a base station generally used as an example to introduce a hardware structure of a network device.
  • Each component of the base station provided by the embodiment of the present invention is described in detail below with reference to FIG. 2.
  • the base station provided in this embodiment of the present invention may include: 20 parts and 21 parts.
  • Part 20 is mainly used for receiving and transmitting radio frequency signals and converting radio frequency signals to baseband signals.
  • Part 21 is mainly used for baseband processing and controlling base stations.
  • the 20 parts can usually be called a transceiver unit, a transceiver, a transceiver circuit, or a transceiver.
  • Part 21 is usually the control center of the base station, which can usually be called the processing unit.
  • the 20-unit transceiver unit may also be called a transceiver, or a transceiver, etc., which includes an antenna and a radio frequency unit, or only includes a radio frequency unit or a part thereof, in which the radio frequency unit is mainly used for radio frequency processing.
  • the device used to implement the receiving function in section 20 can be regarded as a receiving unit and the device used to implement the transmitting function can be regarded as a transmitting unit, that is, section 20 includes a receiving unit and a transmitting unit.
  • the receiving unit may also be called a receiver, a receiver, or a receiving circuit
  • the sending unit may be called a transmitter, a transmitter, or a transmitting circuit.
  • Section 21 may include one or more single boards or chips.
  • Each single board or chip may include one or more processors and one or more memories.
  • the processors are used to read and execute programs in the memory to implement the baseband processing function. And control of the base station. If there are multiple boards, the boards can be interconnected to increase processing capacity.
  • multiple single boards may share one or more processors, or multiple single boards may share one or more memories.
  • the memory and the processor may be integrated together, or may be independently set.
  • part 20 and part 21 may be integrated or provided separately.
  • all functions in part 21 may be implemented by integrating in one chip, or part of functions may be implemented in one chip, and other functions may be implemented in one or more chips, which is not limited in the embodiment of the present invention.
  • the terminal device may be a mobile phone, a tablet computer, a notebook computer, an ultra-mobile personal computer (UMPC), a netbook or a personal digital assistant (PDA), a smart car, and a sensor.
  • UMPC ultra-mobile personal computer
  • PDA personal digital assistant
  • Equipment internet of things (IOT) equipment, customer terminal equipment (customer equipment, CPE), etc.
  • the terminal device is a mobile phone, and the hardware structure of the terminal device is introduced.
  • the mobile phone provided in the embodiment of the present invention includes a processor 30, a radio frequency (RF) circuit 31, a power source 32, a memory 33, an input unit 34, a display unit 35, and an audio circuit 36.
  • RF radio frequency
  • the structure of the mobile phone shown in FIG. 3 does not constitute a limitation on the mobile phone. It may include more or fewer parts such as those shown in FIG. 3, or may be combined as shown in FIG. Some of the components may be different from the component arrangement shown in FIG. 3.
  • the processor 30 is a control center of the mobile phone, and uses various interfaces and lines to connect various parts of the entire mobile phone. By running or executing software programs and / or modules stored in the memory 33 and invoking data stored in the memory 33, various functions of the mobile phone and processing data are executed, thereby overall monitoring of the mobile phone.
  • the processor 30 may include one or more processing units.
  • the processor 30 may integrate an application processor and a modem processor.
  • the application processor mainly processes an operating system, a user interface, and an application program, and the modem processor mainly processes wireless communications. It can be understood that the foregoing modem processor may also be a processor that exists separately from the processor 30.
  • the RF circuit 31 can be used to receive and send signals during information transmission or communication.
  • the downlink information of the base station is received and processed by the processor 30; in addition, the uplink data is sent to the base station.
  • the RF circuit includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier (LNA), a duplexer, and the like.
  • the mobile phone can also realize wireless communication with other devices in the network through the RF circuit 31.
  • Wireless communication can use any communication standard or protocol, including but not limited to Global System (GSM), General Packet Radio Service (GPRS), code division multiple access access (CDMA), wideband code division multiple access (WCDMA), LTE, email, and short message service (SMS).
  • GSM Global System
  • GPRS General Packet Radio Service
  • CDMA code division multiple access access
  • WCDMA wideband code division multiple access
  • LTE email
  • SMS short message service
  • the power source 32 can be used to power various components of the mobile phone, and the power source 32 can be a battery.
  • the power supply may be logically connected to the processor 30 through the power management system, so as to implement functions such as management of charging, discharging, and power consumption management through the power management system.
  • the memory 33 may be configured to store software programs and / or modules.
  • the processor 30 executes various functional applications and data processing of the mobile phone by running the software programs and / or modules stored in the memory 33.
  • the memory 33 may mainly include a storage program area and a storage data area, where the storage program area may store an operating system, an application program required for at least one function (such as a sound playback function, an image playback function, etc.), etc .; the storage data area may store data according to Data (such as audio data, image data, phone book, etc.) created by the use of mobile phones.
  • the memory 33 may include a high-speed random access memory, and may further include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other volatile solid-state storage device.
  • the input unit 34 may be used to receive inputted numeric or character information, and generate key signal inputs related to user settings and function control of the mobile phone.
  • the input unit 34 may include a touch screen 341 and other input devices 342.
  • the touch screen 341 also known as a touch panel, can collect the user's touch operations on or near it (such as the operation of the user on the touch screen 341 or near the touch screen 341 using any suitable object or accessory such as a finger or a stylus), and A preset program drives the corresponding connected device.
  • the touch screen 341 may include two parts: a touch detection device and a touch controller.
  • the touch detection device detects the user's touch position, and detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives touch information from the touch detection device, converts it into contact coordinates, and sends it To the processor 30, and can receive the command sent by the processor 30 and execute it.
  • the touch screen 341 may be implemented in various types such as a resistive type, a capacitive type, an infrared type, and a surface acoustic wave.
  • the other input devices 342 may include, but are not limited to, one or more of a physical keyboard, function keys (such as a volume control button, a power switch button, etc.), a trackball, a mouse, and a joystick.
  • the display unit 35 may be used to display information input by the user or information provided to the user and various menus of the mobile phone.
  • the display unit 35 may include a display panel 351.
  • the display panel 351 may be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), or the like.
  • the touch screen 341 may cover the display panel 351.
  • the touch screen 341 detects a touch operation on or near the touch screen 341, it is transmitted to the processor 30 to determine the type of the touch event, and the processor 30 then displays the touch event on the display panel according to the type of the touch event.
  • Corresponding visual output is provided on the 351.
  • the touch screen 341 and the display panel 351 are implemented as two separate components to implement the input and output functions of the mobile phone, in some embodiments, the touch screen 341 and the display panel 351 may be integrated to implement the input of the mobile phone. And output functions.
  • the audio circuit 36, the speaker 361, and the microphone 362 are used to provide an audio interface between the user and the mobile phone.
  • the audio circuit 36 may transmit the received electrical data converted electrical signal to the speaker 361, and the speaker 361 converts it into a sound signal and outputs it.
  • the microphone 362 converts the collected sound signal into an electrical signal, which is received by the audio circuit 36 and converted into audio data, and then the audio data is output to the RF circuit 31 through the processor 30 to be sent to another mobile phone, for example, or The audio data is output to the memory 33 through the processor 30 for further processing.
  • the mobile phone shown in FIG. 3 may further include various sensors.
  • a gyroscope sensor for example, a hygrometer sensor, an infrared sensor, and a magnetometer sensor are not described herein.
  • the mobile phone shown in FIG. 3 may further include a Wi-Fi module, a Bluetooth module, and the like, and details are not described herein again.
  • an embodiment of the present invention provides a signal sending method. As shown in FIG. 4, the method may include S101-S103:
  • the terminal device determines uplink configuration information, where the uplink configuration information includes uplink carriers and repetition times, or the uplink configuration information includes signal waveforms and repetition times, or the uplink configuration information includes uplink carriers, signal waveforms, and repetition times.
  • the uplink carrier is one of at least two carriers, and the at least two carriers may be a TDD carrier, an FDD uplink carrier, or a SUL carrier.
  • the above uplink configuration information is configuration information used by a terminal device to send an uplink signal during a process of accessing a network.
  • the uplink carrier may include multiple different types of carriers.
  • the type of the uplink carrier may be It is a time division multiplexing (Time Division Duplex (TDD) carrier), it may also be a frequency division multiplexing (FDD) FDD uplink carrier, and it may also be a SUL carrier.
  • carriers other than the SUL carrier type may be referred to as non-SUL carriers, where the non-SUL carrier may be a TDD carrier or an FDD uplink carrier.
  • SUL carriers can also be divided into different types of SUL carriers. For example, by dividing the frequency range, SUL carriers below 3 GHz are one type of carrier, SUL carriers above 3 GHz are another type, and SUL carriers can also be It includes other types of carriers, which are not specifically limited in the embodiments of the present invention.
  • the number of repetitions in the above uplink configuration information is an implementation manner of enhanced coverage.
  • the above signal waveform is a waveform carrying a signal to be transmitted.
  • the description of the signal waveform is introduced in combination with the above concepts.
  • the signal waveform usually includes an OFDM waveform and a DFT-S-OFDM waveform.
  • the terminal device sends an uplink signal to the network device according to the uplink configuration information.
  • a higher frequency uplink carrier such as the non-SUL carrier deployed on 3.5 GHz as described above
  • the uplink signal can be sent using a lower frequency uplink carrier (such as the SUL carrier deployed on the 1.8GHz band mentioned above). It can be seen that the terminal equipment determines the appropriate uplink carrier to send the uplink signal, which can improve The correctness of the receiver receiving the uplink signal.
  • the terminal sends an uplink signal to the network device according to the number of repetitions to achieve coverage enhancement. For example, when the terminal device is in the process of accessing the network and the terminal device is located at the center of the cell, the terminal device can send the uplink signal with a smaller number of repetitions, such as The terminal device can successfully access the network by sending a random access preamble signal once. When the terminal device is located at the edge of the cell, the terminal device needs to send multiple uplink signals to successfully access the network. The terminal device repeatedly sends uplink signals to the network device multiple times. , Can improve the success rate of terminal equipment access to the network.
  • the terminal device sends the uplink signal by using a proper signal waveform, which can improve the success rate of receiving the uplink signal at the receiving end. Because the peak-to-average ratio of the DFT-S-OFDM waveform is smaller than the peak-to-average ratio of the OFDM waveform, and the lower the peak-to-average ratio, the higher the transmit power that can be achieved. Therefore, for terminal devices at the cell edge, the DFT-S-OFDM waveform is used. When sending an uplink signal, the uplink signal has a relatively high transmit power. In this way, the accuracy of the uplink signal received by the receiving end can be improved.
  • the terminal device may send an uplink signal to the network device according to the above uplink carrier and the repetition number, or send an uplink signal to the network device according to the signal waveform and the repetition number, or send an uplink signal to the network device according to the uplink carrier, the signal waveform, and the repetition number. In this way, the success rate of the terminal device accessing the network can be further improved.
  • the terminal device may also send an uplink signal to the network device according to the uplink carrier and the signal waveform.
  • the network device receives an uplink signal from the terminal device.
  • the uplink signal is sent by the terminal device according to the uplink configuration information.
  • the signal transmission method provided in the embodiment of the present invention is applied to a scenario where a terminal device accesses a network.
  • the terminal device may determine to include an uplink carrier and a repetition number, or include a signal waveform and a repetition number, or include an uplink carrier, a signal waveform, and a repetition number.
  • send uplink signals to the network device according to the uplink configuration information because when the uplink signal is sent to the network device according to the uplink configuration information composed of at least two types of configuration information, the accuracy of the network device receiving the uplink signal can be improved. , Can improve the success rate of terminal equipment access to the network.
  • the uplink signal sent by the terminal device to the network device may be a random access preamble signal or an uplink signal scheduled by a random access response.
  • different uplinks are sent from the terminal device.
  • the angle of the signal details the method for transmitting a signal provided by the embodiment of the present invention.
  • a signal sending method provided by an embodiment of the present invention includes:
  • the terminal device determines uplink configuration information, where the uplink configuration information includes an uplink carrier and a repetition number.
  • the uplink carrier is one of at least two uplink carriers.
  • the uplink configuration information when the uplink signal sent by the terminal device to the network device is a random access preamble signal (that is, message1), the uplink configuration information includes two types of information: the uplink carrier and the number of repetitions. For details, refer to the detailed description of the uplink carrier and the number of repetitions in S101, which are not repeated here.
  • the terminal device sends a random access preamble signal to the network device according to the uplink carrier and the number of repetitions.
  • the network device receives a random access preamble signal from the terminal device.
  • the terminal device sends a random access preamble signal to the network device according to the uplink carrier and the number of repetitions. For example, if the uplink carrier is a SUL carrier and the number of repetitions is 4, the terminal device may repeat 4 on the SUL carrier. Send the random access preamble signal to the network device, so that the terminal device can not only send the random access preamble signal on the appropriate uplink carrier, but also repeatedly send the random access preamble signal multiple times to achieve coverage enhancement and enable the network device to receive The correctness of the random access preamble signal is improved, thereby improving the success rate of the terminal device accessing the network.
  • the uplink carrier is a SUL carrier and the number of repetitions is 4, the terminal device may repeat 4 on the SUL carrier.
  • Send the random access preamble signal to the network device so that the terminal device can not only send the random access preamble signal on the appropriate uplink carrier, but also repeatedly send the random access preamble signal multiple times to achieve coverage enhancement and enable the network device to receive The correctness of the random access
  • the signal sending method provided by the embodiment of the present invention includes S204-S205:
  • the network device sends at least one RSRP threshold to the terminal device.
  • the at least one RSRP threshold is used to determine uplink configuration information (including uplink carriers and repetition times).
  • the terminal device receives the at least one RSRP threshold from the network device.
  • the terminal device receives at least one RSRP threshold value sent by the network device, and the terminal device can determine the predicted RSRP according to the downlink reference signal sent by the network device, and then the terminal device determines the uplink configuration information according to the predicted RSRP.
  • S201 may specifically include S2011:
  • the terminal device may determine the uplink configuration information (that is, the uplink carrier and the number of repetitions) matching the measured RSRP direction to the at least one RSRP according to the measured RSRP and at least one RSRP threshold sent by the network device.
  • the correspondence between the threshold and the uplink carrier and the number of repetitions refers to the correspondence between the RSRP interval formed by the at least one RSRP threshold and the uplink carrier and the number of repetitions.
  • the at least one RSRP threshold may include M RSRP thresholds (M is a positive integer greater than or equal to 1), which is denoted as RSRP threshold i, 1 ⁇ i ⁇ M, where RSRP threshold i is smaller than RSRP threshold i + 1.
  • the terminal device determines that the uplink carrier is the first uplink carrier and the number of repetitions is the first repetition number; when the measured RSRP is greater than or equal to the RSRP threshold value 1 and less than the RSRP threshold value 2, the terminal device determines the uplink The second uplink carrier and the second repetition number of the carrier; when the measured RSRP is greater than or equal to the RSRP threshold i and less than the RSRP threshold i + 1, the terminal device determines that the uplink carrier is the i + 1th uplink carrier and the repetition number is the i + 1th repetition Number of times; when the measured RSRP is greater than or equal to the RSRP threshold M, the terminal device determines that the uplink carrier is the M + 1th uplink carrier and the number of repetitions is the M + 1th repetition number. It should be noted that the i-th uplink carrier and the j-th uplink carrier For different uplink carriers and / or the j-th repetition number is not
  • the at least one RSRP threshold can divide the entire RSRP threshold range into multiple smaller RSRP ranges (for ease of description, the RSRP range is hereinafter referred to as the RSRP interval).
  • the measured RSRP is RSRP_m.
  • the RSRP threshold includes three RSRP thresholds, which are recorded as RSRP_th1, RSRP_th2, and RSRP_th3, and RSRP_th1 ⁇ RSRP_th2 ⁇ RSRP_th3. These three RSRP thresholds divide the entire RSRP threshold interval into four RSRP intervals. As shown in Figure 7, these 4 The two RSRP intervals are interval 1, interval 2, interval 3, and interval 4.
  • RSRP_m For interval 1, RSRP_m ⁇ RSRP_th1; for interval 2, RSRP_th1 ⁇ RSRP_m ⁇ RSRP_th2; for interval 3, RSRP_th2 ⁇ RSRP_m ⁇ RSRP_th3; for interval 4, RSRP_m ⁇ RSRP_th3.
  • the above-mentioned terminal device determining the uplink carrier and the number of repetitions according to the measured RSRP and at least one RSRP threshold may specifically include: the terminal device determines the uplink carrier and the number of repetitions according to the corresponding relationship between the measured RSRP, the RSRP interval, and the uplink configuration information.
  • the terminal device may determine an RSRP interval to which the measured RSRP belongs according to the measured RSRP and at least one RSRP threshold, and then the terminal device may correspond to the RSRP interval and the uplink configuration information according to the RSRP interval to which the measured RSRP belongs. To determine the uplink carrier and the number of repetitions.
  • the terminal device can determine the RSRP interval to which the measured RSRP belongs. In conjunction with FIG. 7, if the terminal device determines The measured RSRP is greater than or equal to RSRP_th1 and less than RSRP_th2. It can be seen that the RSRP interval to which the measured RSRP belongs is interval 2 in FIG. 7.
  • the terminal device is pre-configured with the corresponding relationship between the RSRP interval and the uplink configuration information, that is, the corresponding relationship between the RSRP interval and the uplink carrier and the number of repetitions.
  • the terminal device may according to the RSRP interval to which the measured RSRP belongs. To determine the uplink carrier and the number of repetitions corresponding to the RSRP interval to which the measured RSRP belongs.
  • the RSRP threshold value received by the terminal device from the network device is one
  • the RSRP threshold value divides the entire RSRP interval into two RSRP intervals
  • the RSRP threshold value is recorded as RSRP_th
  • the measured RSRP is recorded as RSRP_m, as shown in Table 1 below.
  • Table 1 An example of the correspondence between the RSRP interval and the uplink carrier and the number of repetitions.
  • RSRP interval Uplink carrier repeat times Interval 1 (RSRP_m ⁇ RSRP_th) Non-SUL carrier 1 Interval 2 (RSRP_m ⁇ RSRP_th) SUL carrier 4
  • the terminal device determines that the uplink carrier is a non-SUL carrier and the number of repetitions is 1 according to the correspondence between the RSRP interval and the uplink carrier and the number of repetitions in Table 1.
  • the at least one RSRP threshold includes at least one first RSRP threshold and at least one second RSRP threshold, where the at least one first RSRP threshold is used by the terminal device to determine an uplink carrier for sending a random access preamble signal, and the at least one first The two RSRP thresholds are used by the terminal device to determine the number of repetitions of sending a random access preamble signal, and the second RSRP threshold corresponds to one of the at least two uplink carriers.
  • the above S201 may specifically include S2012- S2013:
  • the terminal device determines a first uplink carrier for sending an uplink signal according to the measured RSRP and at least one first RSRP threshold.
  • the first uplink carrier is one of the at least two uplink carriers, and the at least one first RSRP threshold value is received by the terminal device from a network device.
  • the terminal device determines, based on the measured RSRP and at least one second RSRP threshold corresponding to the first uplink carrier, the number of repetitions of sending an uplink signal.
  • the at least one second RSRP threshold value is received by the terminal device from the network device.
  • the at least two RSRP thresholds may be RSRP thresholds of the same type or different types of RSRP thresholds.
  • the at least two RSRP thresholds may be the same type of RSRP thresholds.
  • the at least two RSRP thresholds are different types of RSRP thresholds. Specifically, at least one first RSRP threshold is a type of RSRP. Threshold, at least one second RSRP threshold is another type of RSRP threshold.
  • the above at least two RSRP thresholds can be understood as the same type of RSRP thresholds.
  • the at least two RSRP thresholds divide the entire RSRP into at least three RSRP intervals, similar to the corresponding relationship shown in Table 1 above.
  • the at least three RSRP intervals and There is a corresponding relationship between the uplink carrier and the number of repetitions.
  • the terminal device can directly determine the uplink carrier and the number of repetitions according to the RSRP interval to which the measured RSRP belongs.
  • the RSRP threshold sent by the network device includes three RSRP thresholds, which are respectively recorded as RSRP_th1, RSRP_th2, and RSRP_th3, and the measured RSRP is recorded as RSRP_m, as shown in Table 2 below.
  • RSRP_th1, RSRP_th2, and RSRP_th3 the measured RSRP is recorded as RSRP_m, as shown in Table 2 below.
  • the at least two RSRP thresholds may be understood as different types of RSRP thresholds.
  • the at least two RSRP thresholds include at least one first RSRP threshold and at least one second RSRP threshold.
  • the at least one first RSRP threshold may be used to determine an uplink carrier
  • the at least one second RSRP threshold may be used to determine the number of repetitions.
  • the at least one first RSRP threshold value is a cell common parameter.
  • the value of the first RSRP threshold value is the same;
  • the second RSRP threshold value is an uplink carrier.
  • the value of the corresponding second RSRP threshold may be different.
  • the RSRP threshold sent by the network device includes three RSRP thresholds, which are respectively recorded as RSRP_th1, RSRP_th2, and RSRP_th3, where RSRP_th1 ⁇ RSRP_th2 ⁇ RSRP_th3, RSRP_th1 is the first RSRP threshold, and the terminal device is based on the measured RSRP RSRP_m) and the RSRP_th1 to determine the RSRP interval to which the measured RSRP belongs.
  • RSRP_th1 divides the entire RSRP interval into two RSRP intervals. Table 3 below is an example of the correspondence between the RSRP interval and the uplink carrier.
  • RSRP interval Uplink carrier Interval 1 (RSRP_m ⁇ RSRP_th1) First uplink carrier Interval 2 (RSRP_m ⁇ RSRP_th1) Second uplink carrier
  • the first uplink carrier and the second uplink carrier are different types of carriers.
  • the first uplink carrier may be a TDD carrier, an FDD uplink carrier, or a SUL carrier.
  • the second uplink carrier may also be a TDD carrier, an FDD uplink carrier, or a SUL carrier.
  • RSRP_th2 and RSRP_th3 are the second RSRP thresholds.
  • the uplink carrier determined by the terminal device is the first uplink carrier
  • the second RSRP threshold value corresponding to the first uplink carrier is RSRP_th2.
  • RSRP_m RSRP_m
  • RSRP_th2 determine the number of repetitions. It can be understood that RSRP_th2 divides the entire RSRP interval into two RSRP intervals. Table 4 below is an example of the correspondence between the RSRP interval and the number of repetitions when the uplink carrier is the first uplink carrier.
  • the terminal device determines The uplink carrier is the second uplink carrier, and the second RSRP threshold corresponding to the second uplink carrier is RSRP_th3.
  • the terminal device determines the number of repetitions according to the measured RSRP (ie, RSRP_m) and RSRP_th3. It can be understood that RSRP_th3 divides the entire RSRP interval. There are 2 RSRP intervals. Table 5 below is an example of the correspondence between the RSRP interval and the number of repetitions when the uplink carrier is the second uplink carrier.
  • the terminal device determines the number of repetitions of sending a random access preamble signal as 1, or the terminal device determines the number of repetitions of sending a random access preamble signal as a preset number of repetitions.
  • the terminal device uses the first number of repetitions on the uplink carrier to send a random access preamble signal to the network device, and the terminal device randomly receives
  • the terminal device uses the first number of repetitions on the uplink carrier to send a random access preamble signal to the network device, and the terminal device randomly receives
  • the terminal device continues to send a random access preamble signal to the network device by using the second repetition number on the uplink carrier, where the second repetition number is greater than the first repetition number. frequency.
  • the terminal device when the terminal device sends the random access preamble signal for the first repetition number in the configuration information of the upper line, the terminal device attempts to send the random access preamble signal for the number of times. At the first repetition number, the terminal device still fails to access the network. At this time, the terminal device continues to send a random access preamble signal on the uplink carrier at a second repetition number greater than the first repetition number.
  • the determined measured RSRP is inaccurate, so that the first repetition number determined by the terminal device cannot meet actual requirements, resulting in a problem that the terminal device cannot access the network.
  • the above uplink configuration information can be determined by the terminal device based on the measured RSRP and at least one RSRP threshold. It should be noted that, in the embodiment of the present invention, the above uplink configuration information can also be determined by the terminal device according to the instruction information sent by the network device. .
  • the signal sending method provided by the embodiment of the present invention may further include S206:
  • the network device sends instruction information to the terminal device, where the instruction information indicates uplink configuration information, and the uplink configuration information includes an uplink carrier and a repetition number.
  • the network device may carry the indication information in the downlink control information and send it to the terminal device.
  • a N (N> 0) bit field may be added to the downlink control information, and the N bit field
  • the uplink carrier and the number of repetitions may be indicated.
  • the terminal device receives instruction information from a network device.
  • the terminal device determines uplink configuration information according to the instruction information.
  • S2015 may include S2015a:
  • the terminal device determines the uplink configuration information according to the corresponding relationship between the instruction information and the uplink carrier and the number of repetitions.
  • the terminal device since the correspondence between the indication information and the uplink configuration information is saved in advance on the terminal device, that is, the correspondence between the indication information and the uplink carrier and the number of repetitions, after receiving the indication information, the terminal device may
  • the indication information determines the uplink carrier and the number of repetitions. Taking the field of the indication information including 2 bits as an example, Table 6 below shows an example of the correspondence between the indication information and the uplink carrier and the number of repetitions.
  • Uplink carrier repeat times 00 First uplink carrier First repeat 01 First uplink carrier Second repeat 10 Second uplink carrier Third repeat 11 Second uplink carrier Fourth repeat
  • the correspondence between the indication information and the uplink carrier and the number of repetitions may also be the correspondence shown in Table 7 below.
  • Uplink carrier repeat times 00 First uplink carrier First repeat 01 First uplink carrier Second repeat 10 First uplink carrier Third repeat 11 Second uplink carrier Fourth repeat
  • the repetition times corresponding to different uplink carriers may be the same or different.
  • the first repetition times and the third repetition times may be the same or different; the same The number of repetitions corresponding to the uplink carrier is different.
  • the first number of repetitions is different from the second number of repetitions
  • the third number of repetitions is different from the fourth number of repetitions.
  • the first uplink carrier may be a TDD carrier, an FDD uplink carrier, or a SUL carrier.
  • the second uplink carrier may also be a TDD carrier, an FDD uplink carrier, or a SUL carrier.
  • the uplink configuration information may be configured according to actual usage requirements. The embodiment of the present invention is not limited.
  • Table 8 shows a correspondence between the indication information and the uplink carrier and the number of repetitions when the indication information is 3 bits.
  • Uplink carrier repeat times 000 TDD carrier 1 001 TDD carrier 4 010 TDD carrier 8 011 First SUL carrier 1 100 First SUL carrier 2 101 Second SUL carrier 1 110 Second SUL carrier 2
  • a signal sending method provided by an embodiment of the present invention includes:
  • the terminal device determines uplink configuration information, where the uplink configuration information includes uplink carriers and repetition times, or the uplink configuration information includes signal waveforms and repetition times, or the uplink configuration information includes uplink carriers, signal waveforms, and repetition times.
  • the uplink carrier is one of at least two uplink carriers.
  • the uplink configuration information may also include uplink carriers and repetition times.
  • the terminal device sends the uplink signal scheduled by the random access response to the network device according to the uplink configuration information.
  • the network device receives an uplink signal scheduled by the random access response from the terminal device.
  • the terminal device may send the uplink signal scheduled by the random access response to the network device according to the uplink carrier and the repetition number, or send the uplink signal scheduled by the random access response to the network device according to the signal waveform and the repetition number, or Send the uplink signal scheduled by the random access response to the network device according to the uplink carrier, the signal waveform, and the number of repetitions. In this way, the success rate of the terminal device accessing the network can be further improved.
  • the signal sending method provided by the embodiment of the present invention may further include S304:
  • the network device sends instruction information to the terminal device, where the instruction information indicates the uplink carrier and the number of repetitions, or the instruction information indicates the signal waveform and the number of repetitions, or the instruction information indicates the uplink carrier, the signal waveform, and the number of repetitions.
  • the network device may carry the indication information in a random access response (ie, message 2) and send it to the terminal device.
  • a N (N> 0) bit field may be added to the random access response.
  • the N-bit field may indicate the foregoing uplink configuration information.
  • S301 may specifically include S3011-S3012:
  • the terminal device receives instruction information from a network device.
  • the terminal device determines uplink configuration information according to the instruction information.
  • the above S3012 may include S3012a:
  • the terminal device determines the uplink configuration information according to the corresponding relationship between the instruction information and the uplink configuration information.
  • the correspondence between the indication information and the uplink configuration may include the correspondence between the indication information and the uplink carrier and the repetition times, or the correspondence between the indication information and the signal waveform and the repetition times, or the indication information and the uplink. Correspondence between carrier, signal waveform, and number of repetitions.
  • the configuration information in the upper line includes the uplink carrier, signal waveform, and repetition times.
  • the field of the indication information includes 3 bits. An example.
  • the uplink configuration information includes uplink carriers, signal waveforms, and repetition times
  • the indication information indicates the uplink carriers and repetition times
  • S3012 may include S3012b and S3012c, or S3012 may include S3012b and S3012d:
  • S3012b The terminal device determines an uplink carrier and the number of repetitions according to the instruction information.
  • the terminal device may determine the uplink carrier and the number of repetitions according to the corresponding relationship between the instruction information and the uplink carrier and the number of repetitions, and then the terminal device determines the signal waveform according to the number of repetitions, that is, It can be understood that the number of repetitions can implicitly indicate the signal waveform.
  • the details are as follows S3012c and S3012d:
  • the terminal device determines that the signal waveform is a first signal waveform.
  • the terminal device determines that the signal waveform is a second signal waveform.
  • the preset number of times is preset on the terminal device.
  • the first signal waveform may be an OFDM waveform or a DFT-S-OFDM waveform.
  • the second signal waveform may be an OFDM waveform or a DFT-S- OFDM waveform.
  • the first signal waveform is an OFDM waveform
  • the second signal waveform is a DFT-S-OFDM waveform
  • the first signal waveform is a DFT-S-OFDM waveform
  • the second signal waveform is an OFDM waveform.
  • the terminal device may first determine the signal waveform and the number of repetitions according to the indication information.
  • the number of repetitions can implicitly indicate the uplink carrier, and the uplink carrier can be determined according to the number of repetitions.
  • each network element such as a terminal device, a network device, and the like includes a hardware structure and / or a software module corresponding to each function.
  • each network element such as a terminal device, a network device, and the like includes a hardware structure and / or a software module corresponding to each function.
  • the embodiments of the present invention can be implemented in the form of hardware or a combination of hardware and computer software. Whether a certain function is performed by hardware or computer software-driven hardware depends on the specific application and design constraints of the technical solution. A professional technician can use different methods to implement the described functions for each specific application, but such implementation should not be considered to be beyond the scope of this application.
  • each functional module may be divided corresponding to each function, or two or more functions may be integrated into one processing module.
  • the above integrated modules can be implemented in the form of hardware or software functional modules. It should be noted that the division of the modules in the embodiment of the present invention is schematic, and is only a logical function division. In actual implementation, there may be another division manner.
  • FIG. 12 shows a possible structural diagram of the terminal device involved in the foregoing embodiment.
  • the terminal device may include a determining module 40, Sending module 41.
  • the determining module 40 may be used to support a terminal device to execute S101, S201 (including S2011 or S2012-S2013), S2015 (including S2015a), and S301 (including S3012 (S3012 includes S3012a, or S3012b and S3012c), or Including S3012b and S3012d));
  • the sending module 41 may be used to support a terminal device to perform S102, S202, and S302 in the above method embodiment; optionally, as shown in FIG.
  • the terminal device may further include a receiving module 42.
  • the receiving module 42 may be configured to support a terminal device to perform S205, S2014, and S3011 in the foregoing method embodiments. Wherein, all relevant content of each step involved in the above method embodiment can be referred to the functional description of the corresponding functional module, which will not be repeated here.
  • FIG. 13 shows a possible structural diagram of a terminal device involved in the foregoing embodiment.
  • the terminal device may include a processing module 50 and a communication module 51.
  • the processing module 50 may be used to control and manage the actions of the terminal device.
  • the processing module 50 may be used to support the terminal device to execute S101, S201 (including S2011 or S2012-S2013), and S2015 (including S2015a) in the foregoing method embodiment.
  • S301 including S3012 (S3012 includes S3012a, or includes S3012b and S3012c, or includes S3012b and S3012d)), and / or other processes for the techniques described herein.
  • the communication module 51 may be used to support communication between the terminal device and other network entities.
  • the communication module 51 may be used to support the terminal device to perform S102, S202, S205, S2014, and S3011 in the foregoing method embodiments.
  • the terminal device may further include a storage module 52 for storing program code and data of the terminal device.
  • the processing module 50 may be a processor or a controller (for example, the processor 30 shown in FIG. 3 described above), and may be, for example, a central processing unit (CPU), a general-purpose processor, and a digital signal processor. (digital signal processor, DSP), application-specific integrated circuit (ASIC), field programmable gate array (FPGA), or other programmable logic devices, transistor logic devices, hardware components, or any of them combination. It can implement or execute various exemplary logical blocks, modules, and circuits described in connection with the disclosure of the embodiments of the present invention.
  • the above processor may also be a combination that realizes computing functions, such as a combination including one or more microprocessors, a combination of a DSP and a microprocessor, and so on.
  • the communication module 51 may be a transceiver, a transceiver circuit, a communication interface, or the like (for example, it may be the RF circuit 31 shown in FIG. 3 described above).
  • the storage module 52 may be a memory (for example, the memory 33 shown in FIG. 3 described above).
  • the processing module 50 is a processor
  • the communication module 51 is a transceiver
  • the storage module 52 is a memory
  • the processor, the transceiver, and the memory may be connected through a bus.
  • the bus may be a peripheral component interconnect (PCI) bus or an extended industry standard architecture (EISA) bus, or the like.
  • PCI peripheral component interconnect
  • EISA extended industry standard architecture
  • the bus can be divided into an address bus, a data bus, a control bus, and the like.
  • FIG. 14 shows a possible structural schematic diagram of the network device involved in the foregoing embodiment.
  • the network device may include: a sending module 60 and Receive module 61.
  • the sending module 60 may be used to support a network device to perform S204, S206, and S304 in the foregoing method embodiment;
  • the receiving module 61 may be used to support the network device to perform S103, S203, and S303 in the above method embodiment.
  • all relevant content of each step involved in the above method embodiment can be referred to the functional description of the corresponding functional module, which will not be repeated here.
  • FIG. 15 shows a possible structural diagram of a network device involved in the foregoing embodiment.
  • the network device may include a processing module 70 and a communication module 71.
  • the processing module 70 may be configured to control and manage actions of the network device.
  • the communication module 71 may be used to support communication between the network device and other network entities.
  • the communication module 71 may be used to support the network device to perform S103, S203, S204, S206, S303, and S304 in the foregoing method embodiments.
  • the network device may further include a storage module 72 for storing program code and data of the network device.
  • the processing module 70 may be a processor or a controller (for example, the processor shown in FIG. 2 described above).
  • the processing module 70 may be a CPU, a general-purpose processor, a DSP, an ASIC, an FPGA, or other programmable logic devices or transistor logic. Device, hardware component, or any combination thereof. It can implement or execute various exemplary logical blocks, modules, and circuits described in connection with the disclosure of the embodiments of the present invention.
  • the above processor may also be a combination that realizes computing functions, such as a combination including one or more microprocessors, a combination of a DSP and a microprocessor, and so on.
  • the communication module 71 may be a transceiver, a transmission / reception circuit, or a communication interface (for example, it may be the above-mentioned radio frequency unit shown in FIG. 2).
  • the storage module 72 may be a memory (for example, the memory shown in FIG. 2 described above).
  • the processing module 70 is a processor
  • the communication module 71 is a transceiver
  • the storage module 72 is a memory
  • the processor, the transceiver, and the memory may be connected through a bus.
  • the bus can be a PCI bus or an EISA bus.
  • the bus can be divided into an address bus, a data bus, a control bus, and the like.
  • the computer instructions may be stored in a computer-readable storage medium or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, the computer instructions may be transmitted from a website site, computer, server, or data center through a cable (Such as coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (such as infrared, wireless, microwave, etc.) to another website, computer, server, or data center.
  • the computer-readable storage medium may be any available medium that can be accessed by a computer or a data storage device such as a server, a data center, and the like that includes one or more available medium integration.
  • the usable medium may be a magnetic medium (for example, a floppy disk, a magnetic disk, a magnetic tape), an optical medium (for example, a digital video disc (DVD)), or a semiconductor medium (for example, solid state drives (SSD)), etc. .
  • a magnetic medium for example, a floppy disk, a magnetic disk, a magnetic tape
  • an optical medium for example, a digital video disc (DVD)
  • DVD digital video disc
  • SSD solid state drives
  • the disclosed systems, devices, and methods may be implemented in other ways.
  • the device embodiments described above are only schematic.
  • the division of the modules or units is only a logical function division.
  • multiple units or components may The combination can either 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, which may be 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, may be located in one place, or may be distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the objective of the solution of this embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each of the units may exist separately physically, or two or more units may be integrated into one unit.
  • the above integrated unit may be implemented in the form of hardware or in the form of software functional unit.
  • the integrated unit is implemented in the form of a software functional unit and sold or used as an independent product, it may be stored in a computer-readable storage medium.
  • the technical solution of the present application is essentially a part that contributes to the existing technology or all or part of the technical solution can be embodied in the form of a software product, which is stored in a storage medium , Including a plurality of instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) or a processor to perform all or part of the steps of the method described in the embodiments of the present application.
  • the foregoing storage medium includes: various types of media that can store program codes, such as a flash memory, a mobile hard disk, a read-only memory, a random access memory, a magnetic disk, or an optical disk.

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

Abstract

Des modes de réalisation de la présente invention se rapportent au domaine technique des communications, concernent un procédé, un appareil et un système d'envoi de signal et peuvent améliorer significativement le taux de réussite d'accès à un réseau d'un dispositif terminal. Le procédé comprend : la détermination par le dispositif terminal d'informations de configuration de liaison montante, et l'envoi d'un signal de liaison montante à un dispositif de réseau en fonction des informations de configuration de liaison montante, les informations de configuration de liaison montante comprenant une porteuse de liaison montante et le nombre de répétitions, ou les informations de configuration de liaison montante comprenant une forme d'onde de signal et le nombre de répétitions, ou les informations de configuration de liaison montante comprenant la porteuse de liaison montante, la forme d'onde de signal et le nombre de répétitions, la porteuse de liaison montante étant au moins une porteuse de liaison montante parmi deux porteuses de liaison montante.
PCT/CN2019/089708 2018-06-01 2019-05-31 Procédé, appareil et système d'envoi d'un signal WO2019228535A1 (fr)

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