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CN-122026930-A - Power control method and device and related equipment

CN122026930ACN 122026930 ACN122026930 ACN 122026930ACN-122026930-A

Abstract

The application discloses a power control method, a device and related equipment, and belongs to the technical field of communication. The method is applied to electronic equipment, the electronic equipment comprises a radio frequency link, the radio frequency link comprises a power amplifier, a filter and an antenna port which are sequentially connected, the method comprises the steps of obtaining working frequency of the antenna port, and a first reference frequency corresponding to a frequency range to which the working frequency belongs, wherein the first reference frequency is passband edge frequency of the filter, determining a target frequency interval according to the first reference frequency, adjusting the transmitting power of the power amplifier to be maximum transmitting power under the condition that the working frequency is in the target frequency interval, or determining target transmitting power of the antenna port according to the first reference frequency, and adjusting the transmitting power of the power amplifier according to the target transmitting power.

Inventors

  • WU BIAO
  • WU YONGBIAO

Assignees

  • 维沃移动通信有限公司

Dates

Publication Date
20260512
Application Date
20260318

Claims (10)

  1. 1. The power control method is characterized by being applied to electronic equipment, wherein the electronic equipment comprises a radio frequency link, and the radio frequency link comprises a power amplifier, a filter and an antenna port which are sequentially connected; the method comprises the following steps: Acquiring the working frequency of the antenna port, and a first reference frequency corresponding to a frequency range to which the working frequency belongs, wherein the first reference frequency is the passband edge frequency of the filter; determining a target frequency interval according to the first reference frequency, and adjusting the transmitting power of the power amplifier to be the maximum transmitting power under the condition that the working frequency is in the target frequency interval; Or alternatively And determining target transmitting power of the antenna port according to the first reference frequency, and adjusting transmitting power of the power amplifier according to the target transmitting power.
  2. 2. The method of claim 1, wherein the obtaining the operating frequency of the antenna port comprises: acquiring the working frequency range of the antenna port; Taking the central frequency of the working frequency range as the working frequency; Or alternatively And determining the working frequency according to the working frequency range and the position of a target resource block, wherein the target resource block is a resource block occupied by the working of the antenna port.
  3. 3. The method of claim 2, wherein the determining the operating frequency based on the operating frequency range and the location of the target resource block comprises: Determining a first frequency according to the working subcarrier spacing of the antenna port and the starting position or the ending position of the target resource block; Determining the working frequency according to the signal protection bandwidth, the working frequency range and the first frequency; the working frequency is a frequency corresponding to a starting position of the target resource block or a frequency corresponding to a terminating position of the target resource block.
  4. 4. The method according to claim 1, wherein the method further comprises: And under the condition that the working frequency is not in the target frequency interval, adjusting the transmitting power of the power amplifier according to a first power corresponding to the frequency range to which the working frequency belongs, wherein the first power is the maximum power control value of the antenna port.
  5. 5. The method of claim 1, wherein the step of determining the position of the substrate comprises, The determining a target frequency interval according to the first reference frequency includes: And determining the target frequency interval according to the first reference frequency and the target proportion.
  6. 6. The method according to claim 1, wherein the method further comprises: acquiring a second reference frequency, a first power and a second power corresponding to a frequency range to which the working frequency belongs, wherein the second reference frequency is a frequency corresponding to a minimum insertion loss value of the filter, the first power is a maximum power control value of the antenna port, and the second power is the power of the antenna port corresponding to the minimum insertion loss value of the filter; The determining the target transmitting power of the antenna port according to the first reference frequency includes: And determining the target transmitting power according to the first reference frequency, the working frequency, the second reference frequency, the first power and the second power.
  7. 7. The method of claim 6, wherein said determining said target transmit power based on said first reference frequency, said operating frequency, said second reference frequency, said first power, and said second power comprises: Obtaining a target ratio of a first difference value and a second difference value, wherein the first difference value is the difference value between the second power and the first power, and the second difference value is the difference value between the second reference frequency and the first reference frequency; And determining the target transmitting power according to the fact that a first ratio is equal to the target ratio, wherein the first ratio is a ratio of a third difference value and a fourth difference value, the third difference value is a difference value between the working frequency and the first reference frequency, and the fourth difference value is a difference value between the target transmitting power and the first power.
  8. 8. The power control device is characterized by being applied to electronic equipment, wherein the electronic equipment comprises a radio frequency link, and the radio frequency link comprises a power amplifier, a filter and an antenna port which are sequentially connected; the device comprises: The first processing module is used for acquiring the working frequency of the antenna port and a first reference frequency corresponding to the frequency range of the working frequency, wherein the first reference frequency is the passband edge frequency of the filter; A second processing module for determining a target frequency interval according to the first reference frequency, and adjusting the transmitting power of the power amplifier to be the maximum transmitting power when the working frequency is within the target frequency interval, or And determining target transmitting power of the antenna port according to the first reference frequency, and adjusting transmitting power of the power amplifier according to the target transmitting power.
  9. 9. An electronic device comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the power control method of any of claims 1-7.
  10. 10. A readable storage medium, characterized in that the readable storage medium has stored thereon a program or instructions which, when executed by a processor, implement the steps of the power control method according to any of claims 1-7.

Description

Power control method and device and related equipment Technical Field The application belongs to the technical field of communication, and particularly relates to a power control method, a power control device and related equipment. Background Mobile communication has evolved to the fifth generation mobile communication 5G, with the greatest change being rate boosting. However, the 5G is not substantially different in spectrum efficiency from the fourth generation mobile communication 4G, and the rate of improvement can only be supported by increasing the signal bandwidth. The spectrum of the 5G first construction then falls to 3.5GHz, which can provide hundreds of megabandwidths in succession. On the basis of large bandwidth, the downlink rate of 5G is improved to a greater extent by the addition of technologies such as large-scale (Massive) multiple-input multiple-output (Multiple Input Multiple Outpu, MIMO) and the like. However, the terminal has small size and insufficient capability, and has the problem of insufficient uplink (UP-Link) coverage due to the limitation of factors such as power consumption, device reliability limit, radiation index and the like. Disclosure of Invention The embodiment of the application aims to provide a power control method, a power control device and related equipment, which can solve the problem of insufficient uplink coverage. In a first aspect, an embodiment of the present application provides a power control method, applied to an electronic device, where the electronic device includes a radio frequency link, and the radio frequency link includes a power amplifier, a filter, and an antenna port that are sequentially connected; the method comprises the following steps: Acquiring the working frequency of an antenna port and a first reference frequency corresponding to a frequency range to which the working frequency belongs, wherein the first reference frequency is the passband edge frequency of the filter; determining a target frequency interval according to the first reference frequency, and adjusting the transmitting power of the power amplifier to be the maximum transmitting power under the condition that the working frequency is in the target frequency interval; Or alternatively And determining target transmitting power of the antenna port according to the first reference frequency, and adjusting transmitting power of the power amplifier according to the target transmitting power. In a second aspect, an embodiment of the present application provides a power control apparatus, which is applied to an electronic device, where the electronic device includes a radio frequency link, and the radio frequency link includes a power amplifier, a filter, and an antenna port that are sequentially connected; the device comprises: the first processing module is used for acquiring the working frequency of the antenna port and a first reference frequency corresponding to the frequency range of the working frequency, wherein the first reference frequency is the passband edge frequency of the filter; a second processing module for determining a target frequency interval according to the first reference frequency, and adjusting the transmitting power of the power amplifier to be the maximum transmitting power when the working frequency is within the target frequency interval, or And determining target transmitting power of the antenna port according to the first reference frequency, and adjusting transmitting power of the power amplifier according to the target transmitting power. In a third aspect, embodiments of the present application provide an electronic device comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the method as in the first aspect. In a fourth aspect, embodiments of the present application provide a readable storage medium having stored thereon a program or instructions which when executed by a processor perform the steps of the method as in the first aspect. In a fifth aspect, embodiments of the present application provide a chip comprising a processor and a communication interface, the communication interface being coupled to the processor, the processor being configured to execute programs or instructions to implement a method as in the first aspect. In a sixth aspect, embodiments of the present application provide a computer program product stored in a storage medium, the program product being executable by at least one processor to implement a method as in the first aspect. In the embodiment of the application, after the working frequency of the antenna port of the antenna and the first reference frequency corresponding to the frequency band to which the working frequency belongs, namely the passband edge frequency of the filter are obtained, a target frequency interval is determined according to the first reference frequency, and the transmitting power o