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WO-2026092316-A1 - ANTENNA, COMMUNICATION DEVICE, COMMUNICATION METHOD AND COMMUNICATION APPARATUS

WO2026092316A1WO 2026092316 A1WO2026092316 A1WO 2026092316A1WO-2026092316-A1

Abstract

Provided in the present application are an antenna, a communication device, a communication method and a communication apparatus. The antenna comprises N first interfaces, a second interface and a detection unit, N≥2 and being an integer. The N first interfaces are used for receiving N signals by means of N first channels. The detection unit is used for detecting a first signal to obtain first information, wherein the first information is configured to indicate an amplitude value of the first signal, the first signal is obtained by coupling the N signals, and the amplitude value of the first signal is configured to perform phase correction on the N first channels. The second interface is used for sending the first information. In the present application, by means of adding one detection unit to the antenna, deployment costs are reduced.

Inventors

  • DAI, Jingyu
  • SUN, XIAOGUANG
  • YANG, Miao
  • FAN, Gaoqiang
  • JIN, Qingguo
  • ZHANG, Laituan
  • XUE, Zhiyang

Assignees

  • 华为技术有限公司

Dates

Publication Date
20260507
Application Date
20251024
Priority Date
20241028

Claims (17)

  1. An antenna, characterized in that it comprises: N first interfaces, second interfaces, and detection units, where N ≥ 2 and is an integer; The N first interfaces are used to receive N signals through the N first channels; The detection unit is used to detect the first signal to obtain first information, the first information being used to indicate the amplitude value of the first signal, the first signal being obtained by coupling the N signals, and the amplitude value of the first signal being used to perform phase correction on the N first channels; The second interface is used to send the first information.
  2. The antenna according to claim 1, wherein the second interface includes a data interface.
  3. The antenna according to claim 2 is characterized in that the data interface includes an antenna interface standard group (AISG) interface.
  4. The antenna according to any one of claims 1 to 3 is characterized in that, when the amplitude value of the first signal is less than or equal to a first preset amplitude value, the amplitude value of the first signal is used to perform phase correction on the N first channels.
  5. The antenna according to claim 4 is characterized in that the first preset amplitude value is determined by the first information.
  6. A communication device, characterized in that it comprises: an antenna and a remote radio unit (RRU), wherein the antenna includes N first interfaces and N second interfaces, the RRU includes N third interfaces and N fourth interfaces, the N first interfaces correspond one-to-one with the N third interfaces, the corresponding first interfaces and third interfaces are connected for communication via a first channel, the second interfaces and the fourth interfaces are connected for communication via a second channel, and N ≥ 2 and is an integer. The RRU is used to send N signals to the antenna through N first channels; The antenna is used to couple the N signals to generate a first signal; The antenna is also used to send first information to the RRU through the second channel, the first information being used to indicate the amplitude value of the first signal; The RRU is also used to perform phase correction processing on the N first channels based on the first information.
  7. The communication device according to claim 6, wherein the antenna further includes a detection unit; The detection unit is used to detect the first signal in order to obtain the first information.
  8. The communication device according to claim 6 or 7 is characterized in that the second interface and the fourth interface include data interfaces.
  9. The communication device according to claim 8, wherein the data interface includes an antenna interface standard group (AISG) interface.
  10. The communication device according to any one of claims 6 to 9 is characterized in that, when the amplitude value of the first signal is less than or equal to a first preset amplitude value, the RRU is used to perform phase correction processing on the first channel.
  11. The communication device according to claim 10, wherein the first preset amplitude value is determined by the first information.
  12. A phase correction method is applied to an antenna, the antenna including N first interfaces and second interfaces, where N ≥ 2 and is an integer, characterized in that the method includes: Receive N signals through the N first interfaces; The N signals are coupled together to generate a first signal; First information is sent through the second interface. The first information is used to indicate the amplitude value of the first signal. The amplitude value of the first signal is used to perform phase correction processing on N first channels. The N first channels correspond one-to-one with the N first interfaces.
  13. A phase correction method is applied to a radio frequency remote unit (RRU), the RRU including N third interfaces and fourth interfaces, characterized in that the method includes: N signals are sent through N first channels, and each of the N first channels corresponds one-to-one with the N third interfaces; The first information is received through the fourth interface. The first information is used to indicate the amplitude of the first signal, which is obtained by coupling the N signals. Based on the first information, phase correction processing is performed on the N first channels.
  14. A communication system, characterized in that it comprises: a communication device as described in any one of claims 6 to 11.
  15. A communication device, characterized in that it includes a module or unit for performing the method of claim 12; or, includes a module or unit for performing the method of claim 13.
  16. A computer-readable storage medium, characterized in that the computer-readable storage medium stores a computer program or instructions that, when executed on a communication device, cause the communication device to perform the method as described in claim 12, or cause the communication device to perform the method as described in claim 13.
  17. A computer program product, characterized in that the computer program product includes a computer program or instructions that, when the computer program or instructions are run on a communication device, cause the communication device to perform the method as described in claim 12, or cause the communication device to perform the method as described in claim 13.

Description

An antenna, a communication device, a communication method, and a communication apparatus. This application claims priority to Chinese Patent Application No. 202411518765.4, filed with the China National Intellectual Property Administration on October 28, 2024, entitled "An Antenna, Communication Equipment, Communication Method and Communication Device", the entire contents of which are incorporated herein by reference. Technical Field This application relates to the field of communications, and more specifically, to an antenna, a communication device, a communication method, and a communication apparatus. Background Technology Multiple radio frequency (RF) channels are formed between the remote radio unit (RRU) and the antenna (ANT) via RF cables and RF interfaces. However, due to the differences in RF cables and RF interfaces, there are phase differences between the multiple RF channels. For example, multiple signals transmitted by the RRU will have inconsistent phases after passing through multiple RF channels. To ensure the performance of the communication system, the phase of the RF channels can usually be corrected to make the phases of the RF channels consistent. Currently, the RRU sends signals to the ANT through multiple RF channels. The coupler in the ANT couples the received signals into a single signal, which is then sent back to the RRU via a correction RF channel. The RRU obtains the phase difference between the RF channels and thus corrects the phase. However, this method requires the introduction of an additional correction RF channel, which increases deployment costs. Therefore, reducing deployment costs is an urgent problem to be solved. Summary of the Invention This application provides an antenna, communication device, communication method, and communication apparatus to correct the phase of radio frequency channels, thereby reducing deployment costs while maintaining consistency in the phase of multiple radio frequency channels. In a first aspect, an antenna is provided, comprising: N first interfaces, a second interface, and a detection unit, where N ≥ 2 and is an integer; the N first interfaces are used to receive N signals through N first channels; the detection unit is used to detect the first signals to obtain first information, the first information being used to indicate the amplitude value of the first signal, the first signal being obtained by coupling the N signals, and the amplitude value of the first signal being used to perform phase correction on the N first channels; the second interface is used to transmit the first information. Based on the above scheme, a detection unit is added to the antenna to obtain the amplitude value of the coupled signal. This amplitude value is then transmitted to the RRU through an interface. Since the transmitted data is the amplitude value of the signal at a certain moment, or the average or maximum amplitude value of the signal over a certain period of time, the amount of data transmitted is reduced compared to directly transmitting the coupled signal. Furthermore, because the amount of data transmitted is reduced, the signal amplitude can be directly transmitted to the RRU through the antenna's existing interface, thus eliminating the need to introduce a new radio frequency channel and reducing deployment costs. In conjunction with the first aspect, in some implementations of the first aspect, the second interface includes a data interface. In conjunction with the first aspect, in some implementations of the first aspect, the data interface includes the Antenna Interface Standard Group (AISG) interface. Based on the above solution, the amplitude value of the coupled signal can be transmitted through the data transmission interface on the antenna itself, such as the AISG interface. This eliminates the need to introduce a new radio frequency channel and reduces deployment costs. In conjunction with the first aspect, in some implementations of the first aspect, when the amplitude value of the first signal is less than or equal to a first preset amplitude value, the amplitude value of the first signal is used to perform phase correction on the N first channels. In conjunction with the first aspect, in some implementations of the first aspect, the first preset amplitude value is determined by the first information. Based on the above scheme, the phase between RF channels can be corrected by the amplitude value of the coupled signal, thus reducing the cost of RF channel correction. Secondly, a communication device is provided, comprising an antenna and a radio frequency remote unit (RRU). The antenna includes N first interfaces and N second interfaces, and the RRU includes N third interfaces and N fourth interfaces. The N first interfaces correspond one-to-one with the N third interfaces, and the corresponding first and third interfaces are connected via a first channel. The second and fourth interfaces are connected via a second channel, where