WO2023024945A1 - Procédé d'élimination d'interférence, dispositif électronique et support de stockage - Google Patents

Procédé d'élimination d'interférence, dispositif électronique et support de stockage Download PDF

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Publication number
WO2023024945A1
WO2023024945A1 PCT/CN2022/112445 CN2022112445W WO2023024945A1 WO 2023024945 A1 WO2023024945 A1 WO 2023024945A1 CN 2022112445 W CN2022112445 W CN 2022112445W WO 2023024945 A1 WO2023024945 A1 WO 2023024945A1
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WO
WIPO (PCT)
Prior art keywords
wifi
interference
range
channel
electronic device
Prior art date
Application number
PCT/CN2022/112445
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English (en)
Chinese (zh)
Inventor
马立强
Original Assignee
华为技术有限公司
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Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Publication of WO2023024945A1 publication Critical patent/WO2023024945A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria

Definitions

  • the interference state is no interference.
  • the efficiency of WIFI channel range configuration can be improved.
  • One of the possible implementations also includes:
  • the WIFI channel types include automatic channels and fixed channels, and the above configuration module is also used to
  • the interference status is used to represent the interference of LTE to WIFI;
  • the above-mentioned band-pass filter includes 13010676 band-pass filter (for convenience of explanation, hereinafter referred to as “13010676 band-pass filter” as “676 filter”) and 13010420 band-pass filter (for convenience of description, hereinafter referred to as “13010420 Bandpass filter” is called “420 filter”).
  • the 676 filter can be used to ensure the passage of 1-13 channels in 2.4G WIFI, and suppress the interference signals that fall near the high working frequency band of WLAN 2483.5MHz.
  • the 420 filter can be used to ensure that channels 5-13 in 2.4G WIFI pass through, suppress channels 1-4, and suppress interference signals that fall near the WLAN low operating frequency band of 2400MHz.
  • the combination of the 676 filter and the 420 may include the following solutions.
  • Fig. 1A is a schematic structural diagram of scheme 1. As shown in Fig. 1A, a 676 filter is placed in the common path, and a 420 filter is placed in the receiving path. Based on the architecture shown in Figure 1A above, it can support the 2300MHz-2390MHz frequency band of LTE B40, and the available channels of 2.4G WIFI are 5-13. The disadvantage of the above option 1 is: 2.4G WIFI channels 1-4 are not available. In addition, LTE B40 does not support the 2390MHz-2400MHz frequency band.
  • the electronic device 100 may include a processor 110, an external memory interface 120, an internal memory 121, a universal serial bus (universal serial bus, USB) interface 130, a charging management module 140, a power management module 141, a battery 142, an antenna 1, and an antenna 2 , mobile communication module 150, wireless communication module 160, audio module 170, speaker 170A, receiver 170B, microphone 170C, earphone jack 170D, sensor module 180, button 190, motor 191, indicator 192, camera 193, display screen 194, and A subscriber identification module (subscriber identification module, SIM) card interface 195 and the like.
  • SIM subscriber identification module
  • the ISP is used for processing the data fed back by the camera 193 .
  • the light is transmitted to the photosensitive element of the camera through the lens, and the light signal is converted into an electrical signal, and the photosensitive element of the camera transmits the electrical signal to the ISP for processing, and converts it into an image visible to the naked eye.
  • ISP can also perform algorithm optimization on image noise, brightness, and skin color.
  • ISP can also optimize the exposure, color temperature and other parameters of the shooting scene.
  • the ISP may be located in the camera 193 .
  • the electronic device 100 can implement audio functions through the audio module 170 , the speaker 170A, the receiver 170B, the microphone 170C, the earphone interface 170D, and the application processor. Such as music playback, recording, etc.
  • the acceleration sensor 180E can detect the acceleration of the electronic device 100 in various directions (generally three axes). When the electronic device 100 is stationary, the magnitude and direction of gravity can be detected. It can also be used to identify the posture of electronic devices, and can be used in applications such as horizontal and vertical screen switching, pedometers, etc.
  • Proximity light sensor 180G may include, for example, light emitting diodes (LEDs) and light detectors, such as photodiodes.
  • the light emitting diodes may be infrared light emitting diodes.
  • the electronic device 100 emits infrared light through the light emitting diode.
  • Electronic device 100 uses photodiodes to detect infrared reflected light from nearby objects. When sufficient reflected light is detected, it may be determined that there is an object near the electronic device 100 . When insufficient reflected light is detected, the electronic device 100 may determine that there is no object near the electronic device 100 .
  • the SIM card interface 195 is used for connecting a SIM card.
  • the SIM card can be connected and separated from the electronic device 100 by inserting it into the SIM card interface 195 or pulling it out from the SIM card interface 195 .
  • the electronic device 100 may support 1 or N SIM card interfaces, where N is a positive integer greater than 1.
  • SIM card interface 195 can support Nano SIM card, Micro SIM card, SIM card etc. Multiple cards can be inserted into the same SIM card interface 195 at the same time. The types of the multiple cards may be the same or different.
  • the SIM card interface 195 is also compatible with different types of SIM cards.
  • the SIM card interface 195 is also compatible with external memory cards.
  • the electronic device 100 interacts with the network through the SIM card to implement functions such as calling and data communication.
  • the electronic device 100 adopts an eSIM, that is, an embedded SIM card.
  • the eSIM card can be embedded in the electronic device 100 and cannot be separated from the electronic device 100 .
  • FIG. 5A is a schematic diagram of an ON state of the 676 filter.
  • the first switch 301 communicates with the second switch 303
  • the second switch 303 communicates with the 676 filter 302 .
  • the 676 filter 302 is in a connected state, that is, the signal can be suppressed only through the 676 filter 302 .
  • Step 404 determine the interference state based on the LTE registered frequency band.
  • Step 602 switching the filter on and off in response to the detected change of the LTE registered frequency band.
  • the foregoing determination of whether there is interference of the registered frequency band of the LTE network may refer to the foregoing embodiments, and details are not repeated here. If there is interference from the registered frequency band of the LTE network, for example, the registered frequency band of the LTE network is B40, the procedure of the embodiment of the present application may end.
  • An acquisition module 81 configured to acquire a registered frequency band of the Long Term Evolution LTE
  • the above modules may be one or more integrated circuits configured to implement the above method, for example: one or more specific integrated circuits (Application Specific Integrated Circuit; hereinafter referred to as: ASIC), or, one or more microprocessors A Digital Signal Processor (hereinafter referred to as: DSP), or, one or more field programmable gate arrays (Field Programmable Gate Array; hereinafter referred to as: FPGA), etc.
  • ASIC Application Specific Integrated Circuit
  • DSP Digital Signal Processor
  • FPGA Field Programmable Gate Array
  • these modules can be integrated together and implemented in the form of a System-On-a-Chip (hereinafter referred to as SOC).
  • SOC System-On-a-Chip
  • the interface connection relationship between the modules shown in the embodiment of the present application is only a schematic illustration, and does not constitute a structural limitation of the electronic device 100 .
  • the electronic device 100 may also adopt different interface connection manners in the foregoing embodiments, or a combination of multiple interface connection manners.

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)

Abstract

Les modes de réalisation de la présente demande concernent un procédé d'élimination d'interférence, un dispositif électronique et un support de stockage, et se rapportent au domaine technique des communications. Le procédé comprend les étapes consistant à : acquérir une bande de fréquences d'enregistrement d'évolution à long terme (LTE) ; sur la base de la bande de fréquences d'enregistrement, déterminer un état d'interférence, l'état d'interférence étant utilisé pour représenter l'interférence entre LTE et Wi-Fi ; et sur la base de l'état d'interférence, configurer une plage de canaux Wi-Fi. Au moyen du procédé décrit dans les modes de réalisation de la présente invention, une interférence de signal provoquée par une bande de fréquence d'enregistrement de LTE sur Wi-Fi peut être éliminée.
PCT/CN2022/112445 2021-08-26 2022-08-15 Procédé d'élimination d'interférence, dispositif électronique et support de stockage WO2023024945A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110988905.4 2021-08-26
CN202110988905.4A CN115734377A (zh) 2021-08-26 2021-08-26 干扰消除方法、电子设备及存储介质

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WO2023024945A1 true WO2023024945A1 (fr) 2023-03-02

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WO (1) WO2023024945A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014190850A1 (fr) * 2013-05-27 2014-12-04 华为终端有限公司 Procédé et dispositif formant terminal pour contrôler la coexistence entre des systèmes lte et wifi
CN106658522A (zh) * 2015-11-02 2017-05-10 中兴通讯股份有限公司 一种通信干扰处理方法及终端
CN107182060A (zh) * 2017-06-05 2017-09-19 中兴国通通讯装备技术（北京）有限公司 一种抑制wifi信号同频干扰的方法及其装置
CN107276624A (zh) * 2016-04-07 2017-10-20 中兴通讯股份有限公司 一种射频通路选择方法及装置
US20170353962A1 (en) * 2014-12-22 2017-12-07 Huawei Technologies Co., Ltd. Method and apparatus for reducing interference between wifi and lte
CN108282789A (zh) * 2018-04-03 2018-07-13 西安电子科技大学 LTE-U/WiFi共用未授权频段公平性保障方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014190850A1 (fr) * 2013-05-27 2014-12-04 华为终端有限公司 Procédé et dispositif formant terminal pour contrôler la coexistence entre des systèmes lte et wifi
US20170353962A1 (en) * 2014-12-22 2017-12-07 Huawei Technologies Co., Ltd. Method and apparatus for reducing interference between wifi and lte
CN106658522A (zh) * 2015-11-02 2017-05-10 中兴通讯股份有限公司 一种通信干扰处理方法及终端
CN107276624A (zh) * 2016-04-07 2017-10-20 中兴通讯股份有限公司 一种射频通路选择方法及装置
CN107182060A (zh) * 2017-06-05 2017-09-19 中兴国通通讯装备技术（北京）有限公司 一种抑制wifi信号同频干扰的方法及其装置
CN108282789A (zh) * 2018-04-03 2018-07-13 西安电子科技大学 LTE-U/WiFi共用未授权频段公平性保障方法

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