CN113329483B - Data transmission method, terminal and storage medium - Google Patents

Abstract

Embodiments of the present application provide a data transmission method, a terminal, and a storage medium. The method includes: when a first parameter of the terminal satisfies a first preset condition, adjusting the number of RX channels of a receiving unit to obtain an adjusted RX channel The number of downlink data is received based on the adjusted number of RX channels, and the first parameter is determined by the usage state of the terminal and/or the network state.

Description

A data transmission method, terminal, and storage medium

technical field

The present application relates to the field of communications, and in particular, to a data transmission method, a terminal, and a storage medium.

Background technique

Currently, for the downlink radio frequency reception of the Stand Alone (SA), a 4-channel receiving unit (Receive, RX) is activated to receive the Physical Downlink Shared Channel (PDSCH). However, the number of PDSCH transmission layers is multi-layered, and enabling 4RX to receive PDSCH will lead to the problem of excessive power consumption of the terminal.

SUMMARY OF THE INVENTION

Embodiments of the present application provide a data transmission method, a terminal, and a storage medium, which can reduce the power consumption of the terminal.

The technical solution of the present application is realized as follows:

In a first aspect, an embodiment of the present application provides a data transmission method, which is applied to a terminal, and the method includes:

When the first parameter of the terminal satisfies the first preset condition, adjust the number of RX channels of the receiving unit to obtain the adjusted number of RX channels, and receive downlink data based on the adjusted number of RX channels, and the first A parameter is determined by the usage status and/or network status of the terminal.

Optionally, by adjusting the number of RX channels of the receiving unit, the adjusted number of RX channels is obtained, including:

Determine the current number of RX channels;

The current number of RX channels is reduced based on the first parameter to obtain the adjusted number of RX channels.

Optionally, the receiving downlink data based on the adjusted number of RX channels includes:

Adjust the number of transmission layers of the physical downlink shared channel PDSCH by using the feedback precoding matrix rank indication RI to obtain the adjusted number of transmission layers;

Based on the adjusted number of RX channels, the PDSCH with the adjusted number of transmission layers is received.

Optionally, by adjusting the number of RX channels of the receiving unit, the adjusted number of RX channels is obtained, including:

Adjust the number of RX channels of the preset network format to obtain the adjusted number of RX channels; wherein, the preset network format is any one of the following: independent networking SA, third-generation mobile communication technology 3G or fourth-generation Mobile communication technology 4G.

Optionally, the network status includes one or more of the following: network signal strength, number of transmission layers, data traffic, and transmission quality.

Optionally, the signal indicator corresponding to the network signal strength includes one or more of the following: RSSI, reference signal received power RSRP, reference signal received quality RSRQ, signal-to-noise ratio SNR, channel quality indicator CQI, path loss, transmit power.

Optionally, the use state of the terminal includes one or more of the following: screen-off state, power level, temperature, and sleep state.

In a second aspect, an embodiment of the present application provides a terminal, where the terminal includes:

an adjustment unit, configured to adjust the number of RX channels of the receiving unit under the condition that the first parameter of the terminal satisfies the first preset condition, to obtain the adjusted number of RX channels, the first parameter is determined by the use state of the terminal and/or or the network status is determined;

A receiving unit, configured to receive downlink data based on the adjusted number of RX channels.

In a third aspect, an embodiment of the present application provides a terminal, where the terminal includes: a processor, a receiver, a memory, and a communication bus; when the processor executes a running program stored in the memory, the data as described in any of the above is implemented transfer method.

In a fourth aspect, an embodiment of the present application provides a storage medium on which a computer program is stored, and when the computer program is executed by a processor, implements the data transmission method described in any one of the above.

An embodiment of the present application provides a data transmission method, a terminal, and a storage medium, the method includes: when a first parameter of the terminal satisfies a first preset condition, adjusting the number of RX channels of a receiving unit to obtain an adjusted RX channel The number of downlink data is received based on the adjusted number of RX channels, and the first parameter is determined by the usage state of the terminal and/or the network state. With the above implementation solution, when the terminal determines that the first parameter satisfies the first preset condition, it indicates that the number of RX channels used to receive PDSCH is unreasonable, and the terminal adjusts the number of RX channels to obtain the adjusted number of RX channels. At this time, the terminal Receiving downlink data based on the adjusted or adjusted number of RX channels can occupy the least number of RX channels to complete the process of receiving downlink data, thereby reducing the power consumption of the terminal.

Description of drawings

1 is a flowchart of a data transmission method provided by an embodiment of the present application;

2 is a flowchart of an exemplary method for a terminal to dynamically control the number of SA radio frequency RX channels according to an embodiment of the present application;

FIG. 3 is a schematic structural diagram 1 of a terminal 1 according to an embodiment of the present application;

FIG. 4 is a second schematic structural diagram of a terminal 1 according to an embodiment of the present application.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, but not to limit the present application. The technical solutions described in the embodiments of the present application may be combined arbitrarily if there is no conflict.

The embodiment of the present application provides a data transmission method, which is applied to a terminal. The specific type of the terminal, which is not limited in this application, can be any user equipment, such as a smart phone, a personal computer (Personal Computer, PC), a notebook computer, a tablet computer, a portable wearable device, and any other device with communication and storage functions. device of.

An embodiment of the present application provides a data transmission method, which is applied to a terminal. As shown in FIG. 1 , in the embodiment of the present application, the data transmission method mainly includes the following steps:

S101. Under the condition that the first parameter of the terminal satisfies the first preset condition, adjust the number of RX channels of the receiving unit to obtain the adjusted number of RX channels, and receive downlink data based on the adjusted number of RX channels, and the first parameter is determined by the terminal The usage status and/or network status is determined.

In this embodiment of the present application, the network status includes one or more of the following: network signal strength, number of transmission layers, transmission quality, data flow, application type, and background download tasks of the application, etc.; Background download tasks collectively characterize application traffic requirements.

Optionally, the signal indicators corresponding to the network signal strength include one or more of the following: received signal strength indication (Received Signal Strength Indication, RSSI), reference signal received power (Reference Signal Receiving Power, RSRP), reference signal received quality (Reference Signal Strength Indication, RSSI) Signal ReceivingQuality (RSRQ), Signal-Noise Ratio (Signal-Noise Ratio, SNR), Channel Quality Indicator (Channel Quality Indicator, CQI), path loss, transmit power and other indicators that can characterize signal quality. The specific selection can be made according to the actual situation, and the embodiment of the present application does not specifically limit the specific signal indicator type.

Optionally, the use state of the terminal includes one or more of the following: screen-off state, power level, temperature, and sleep state. The specific selection can be made according to the actual situation, and the embodiment of the present application does not specifically limit the specific terminal state. Correspondingly, the use state of the terminal meeting the first preset condition may include: the terminal is in a screen-off state, the power of the terminal is lower than the preset power threshold, the temperature of the terminal is lower than the preset temperature threshold, the terminal is in Doze mode, LightDoze mode or DeepDoze mode.

In the embodiment of the present application, the process for the terminal to adjust the number of RX channels includes: the terminal determines the current number of RX channels, and then the terminal reduces the current number of RX channels based on the first parameter to obtain the adjusted number of RX channels. The number of RX channels may be 4Rx, 2Rx, or 1Rx, which may be determined according to actual conditions, and is not specifically limited in this embodiment of the present application. Wherein, different first parameters may correspond to a reduction strategy, and the terminal determines the channel number adjustment strategy corresponding to the first parameter, and reduces the current RX channel number based on the channel number adjustment strategy to obtain the adjusted RX channel number.

For example, if the current number of RX channels of the terminal is 4Rx, it is adjusted to 2Rx; for another example, if the current number of RX channels of the terminal is 2Rx, it is adjusted to 1Rx. The specific adjustment strategy for the terminal to adjust the number of RX channels can be adjusted according to the actual situation. This application The examples are not specifically limited.

It should be noted that the terminal can adjust the number of RF RX channels of the SA, and can also adjust the number of RX channels of the third-generation mobile communication technology (3rd-Generation, 3G) or the fourth-generation mobile communication technology (4th- ^Generation , 4G). , the specific terminal can adjust the number of RX channels of the preset network format, wherein the preset network format is any of the following: SA, 3G or 4G, etc. The specific preset network format can be determined according to the actual situation, and this application implements the The example does not specifically limit the type of the preset network standard.

In this embodiment of the present application, after obtaining the adjusted number of RX channels, the terminal also adjusts the number of PDSCH transmission layers based on the adjusted number of RX channels to obtain the adjusted number of transmission layers; then based on the adjusted number of RX channels, The PDSCH with the adjusted number of transport layers is received.

It should be noted that the terminal can adjust the number of PDSCH transmission layers from 4 layers (the number of transmission layers) to 2 layers and the number of RX channels from 4Rx to 2Rx through the feedback of the precoding matrix Rank Indication (RI). At this time, the terminal uses 2Rx to receive the PDSCH of 2 layers.

In an optional embodiment, in this embodiment of the present application, the terminal may jointly determine whether to enable RX dynamic reception according to three types of conditions: signal quality, application traffic requirements, and terminal usage status, and after determining whether to enable RX dynamic reception In the case of receiving, the terminal can dynamically adjust the number of radio frequency RX channels. Specifically, the terminal first judges whether the signal quality of the terminal is higher than the preset signal quality threshold, and in the case of judging that the signal quality of the terminal is higher than the preset signal quality threshold, obtains the application traffic demand, and judges whether the application traffic demand is less than the preset signal quality threshold. A traffic threshold is set; when it is determined that the application traffic requirement is less than the preset traffic threshold, the use state of the terminal is further determined, and when the use state of the terminal meets the preset state threshold, the terminal starts RX dynamic reception. If it is determined that the signal quality of the terminal is not higher than the preset signal quality threshold, or the application traffic requirement is not less than the preset traffic threshold, or the terminal state does not meet the preset state threshold, the terminal does not start RX dynamic reception.

It can be understood that when the terminal determines that the signal quality is higher than the preset signal quality threshold, the application traffic requirement is less than the preset traffic threshold, and the terminal state meets the preset state threshold, it indicates that the number of RX channels used to receive PDSCH is unreasonable. , the terminal adjusts the number of RX channels to obtain the adjusted number of RX channels. At this time, the terminal receives downlink data based on the adjusted or adjusted number of RX channels, and can occupy the minimum number of RX channels to complete the process of receiving downlink data, thereby reducing the power consumption of the terminal.

Based on the foregoing embodiment, the embodiment of the present application proposes a method for a terminal to dynamically control the number of SA radio frequency RX channels. As shown in FIG. 2 , the method may include:

1. The terminal determines whether the signal indicator is higher than a preset signal quality threshold, where the signal indicator includes but is not limited to RSSI/RSRP/RSRQ/SNR/CQI/PathLoss/transmit power.

2. If the signal indicator is higher than the preset threshold, determine whether the current application traffic requirement is less than the preset traffic threshold, wherein the application traffic requirement includes but is not limited to data traffic/user foreground type/background download task.

3. If the current application traffic requirement is less than the preset traffic threshold, then determine whether the terminal state is lower than the preset threshold, where the terminal state includes but is not limited to screen on/off/battery/temperature/Doze/micro-motion/deep sleep.

4. If the terminal state is lower than the preset threshold, start RX dynamic reception.

5. If the signal indicator is not higher than the preset threshold, return to Execute 1.

6. If the current application traffic requirement is not less than the preset traffic threshold, return to Execute 1.

7. If the terminal state is not lower than the preset threshold, return to Execute 1.

Based on the foregoing embodiments, an embodiment of the present application further provides a terminal. As shown in Figure 3, the terminal 1 includes:

The adjustment unit 10 is configured to adjust the number of RX channels of the receiving unit under the condition that the first parameter of the terminal satisfies the first preset condition, to obtain the adjusted number of RX channels, the first parameter is determined by the use state of the terminal and the number of RX channels. / or network status is determined;

A receiving unit 11, configured to receive downlink data based on the adjusted number of RX channels.

Optionally, the terminal further includes: a determining unit;

The determining unit is used to determine the current number of RX channels;

The adjusting unit 10 is further configured to reduce the current number of RX channels based on the first parameter to obtain the adjusted number of RX channels.

Optionally, the adjustment unit 10 is further configured to adjust the number of transmission layers of the physical downlink shared channel PDSCH by using the feedback precoding matrix rank indication RI to obtain the adjusted number of transmission layers;

The receiving unit 11 is further configured to receive the PDSCH with the adjusted number of transmission layers based on the adjusted number of RX channels.

Optionally, the adjustment unit 10 is further configured to adjust the number of RX channels of a preset network format, and obtain the adjusted number of RX channels; wherein, the preset network format is any one of the following: independent networking SA, the third generation mobile communication technology 3G or the fourth generation mobile communication technology 4G.

Optionally, the network status includes one or more of the following: network signal strength, number of transmission layers, data traffic, and transmission quality.

Optionally, the signal indicator corresponding to the network signal strength includes one or more of the following: RSSI, reference signal received power RSRP, reference signal received quality RSRQ, signal-to-noise ratio SNR, channel quality indicator CQI, path loss, transmit power.

Optionally, the use state of the terminal includes one or more of the following: screen-off state, power level, temperature, and sleep state.

In a terminal provided by an embodiment of the present application, when a first parameter of the terminal satisfies a first preset condition, the number of RX channels of a receiving unit is adjusted to obtain the adjusted number of RX channels, and based on the adjusted number of RX channels, the terminal receives For downlink data, the first parameter is determined by the usage state and/or network state of the terminal. It can be seen that, in the terminal proposed in this embodiment, when the terminal determines that the first parameter satisfies the first preset condition, it indicates that the number of RX channels used for receiving PDSCH is unreasonable, and the terminal adjusts the number of RX channels to obtain an adjusted RX channel The number of channels. At this time, the terminal receives downlink data based on the adjusted or adjusted number of RX channels, and can occupy the minimum number of RX channels to complete the process of receiving downlink data, thereby reducing the power consumption of the terminal.

FIG. 4 is a second schematic diagram of the composition and structure of a terminal 1 according to an embodiment of the present application. In practical applications, based on the same disclosed concept of the above embodiment, as shown in FIG. 4 , the terminal 1 in this embodiment includes: a receiver 12 . The processor 13 , the memory 14 and the communication bus 15 .

In the process of the specific embodiment, the above-mentioned adjustment unit 10 and the determination unit can be realized by the processor 13 located on the terminal 1, the above-mentioned receiving unit 11 can be realized by the receiver 12 located on the terminal 1, and the above-mentioned processor 13 can be used for a specific purpose Integrated Circuit (ASIC, Application Specific Integrated Circuit), Digital Signal Processor (DSP, Digital Signal Processor), Digital Signal Processing Image Processing Device (DSPD, Digital Signal Processing Device), Programmable Logic Image Processing Device (PLD, Programmable Logic Device) , at least one of a Field Programmable Gate Array (FPGA, Field Programmable Gate Array), a CPU, a controller, a microcontroller, and a microprocessor. It can be understood that, for different devices, the electronic device used to implement the function of the processor may also be other, which is not specifically limited in this embodiment.

In the embodiment of the present application, the above-mentioned communication bus 15 is used to implement connection communication between the receiver 12, the processor 13 and the memory 14; the above-mentioned receiver 12 is used to receive downlink data based on the adjusted number of RX channels; When the above-mentioned processor 13 executes the running program stored in the memory 14, the following data transmission method is implemented:

When the first parameter of the terminal satisfies the first preset condition, the number of RX channels of the receiving unit is adjusted to obtain the adjusted number of RX channels, and the first parameter is determined by the use state and/or the network state of the terminal.

Further, in the above embodiment, the processor 13 is further configured to determine the current number of RX channels; reduce the current number of RX channels based on the first parameter to obtain the adjusted number of RX channels.

Adjust the number of transmission layers of the physical downlink shared channel PDSCH by using the feedback precoding matrix rank indication RI to obtain the adjusted number of transmission layers;

Based on the adjusted number of RX channels, the PDSCH with the adjusted number of transmission layers is received.

Further, in the above embodiment, the processor 13 is further configured to adjust the number of RX channels of the preset network standard to obtain the adjusted number of RX channels; wherein the preset network standard is any one of the following Item: independent networking SA, third-generation mobile communication technology 3G or fourth-generation mobile communication technology 4G.

Further, in the above embodiment, the network status includes one or more of the following: network signal strength, number of transmission layers, data traffic, and transmission quality.

Further, in the above embodiment, the signal indicators corresponding to the network signal strength include one or more of the following: RSSI, reference signal received power RSRP, reference signal received quality RSRQ, signal-to-noise ratio (SNR), channel Quality indicates CQI, path loss, transmit power.

Further, in the above embodiment, the use state of the terminal includes one or more of the following: screen-off state, power level, temperature, and sleep state.

An embodiment of the present application provides a storage medium on which a computer program is stored, the computer-readable storage medium stores one or more programs, and the one or more programs can be executed by one or more processors and applied to a terminal , the computer program implements the data transmission method as described above.

It should be noted that, herein, the terms "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements, It also includes other elements not expressly listed or inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

From the description of the above embodiments, those skilled in the art can clearly understand that the method of the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course can also be implemented by hardware, but in many cases the former is better implementation. Based on this understanding, the technical solutions of the present disclosure can be embodied in the form of software products in essence or the parts that make contributions to related technologies. The computer software products are stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) ), including several instructions for causing an image display device (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to execute the methods described in the various embodiments of the present disclosure.

The above descriptions are only preferred embodiments of the present application, and are not intended to limit the protection scope of the present application.

Claims (9)

1. A data transmission method is applied to a terminal, and is characterized in that the method comprises the following steps:

under the condition that a first parameter of the terminal meets a first preset condition, adjusting the number of RX channels of a receiving unit to obtain the adjusted number of RX channels, and receiving downlink data based on the adjusted number of RX channels, wherein the first parameter is determined by the use state and/or the network state of the terminal;

wherein the receiving downlink data based on the adjusted number of RX lanes comprises:

adjusting the number of transmission layers of a Physical Downlink Shared Channel (PDSCH) through the fed back Rank Indication (RI) of the precoding matrix to obtain the adjusted number of transmission layers;

and receiving the PDSCH of the adjusted transmission layer number based on the adjusted RX channel number.

2. The method of claim 1, wherein the adjusting the number of RX channels of the receiving unit to obtain the adjusted number of RX channels comprises:

determining the number of current RX channels;

and reducing the current RX channel number based on the first parameter to obtain the adjusted RX channel number.

3. The method of claim 1, wherein the adjusting the number of RX channels of the receiving unit to obtain the adjusted number of RX channels comprises:

adjusting the number of RX channels of a preset network system to obtain the adjusted number of RX channels; wherein the preset network standard is any one of the following: independent networking SA, third generation mobile communication technology 3G or fourth generation mobile communication technology 4G.

4. The method of claim 1, wherein the network status comprises one or more of: network signal strength, number of transmission layers, data traffic, transmission quality.

5. The method of claim 4, wherein the signal indicators corresponding to the network signal strength comprise one or more of the following: received signal strength indication RSSI, reference signal received power RSRP, reference signal received quality RSRQ, signal-to-noise ratio SNR, channel quality indication CQI, path loss, transmit power.

6. The method according to claim 1, wherein the usage status of the terminal includes one or more of: screen-off state, electric quantity, temperature and sleep state.

7. A terminal, characterized in that the terminal comprises:

an adjusting unit, configured to adjust the number of RX channels of a receiving unit to obtain an adjusted number of RX channels when a first parameter of the terminal meets a first preset condition, where the first parameter is determined by a use state and/or a network state of the terminal;

a receiving unit, configured to receive downlink data based on the adjusted number of RX channels;

the adjusting unit is further configured to adjust the number of transmission layers of the PDSCH through the fed back rank indication RI of the precoding matrix to obtain an adjusted number of transmission layers;

the receiving unit is further configured to receive the PDSCH of the adjusted number of transmission layers based on the adjusted number of RX channels.

8. A terminal, characterized in that the terminal comprises: a processor, a receiver, a memory, and a communication bus; the processor, when executing the execution program stored in the memory, implements the method of any of claims 1-6.

9. A storage medium on which a computer program is stored which, when being executed by a processor, carries out the method according to any one of claims 1-6.

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