WO2024103947A1 - Ensemble décoratif pour caméra, module de caméra et dispositif électronique - Google Patents

Ensemble décoratif pour caméra, module de caméra et dispositif électronique Download PDF

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Publication number
WO2024103947A1
WO2024103947A1 PCT/CN2023/118812 CN2023118812W WO2024103947A1 WO 2024103947 A1 WO2024103947 A1 WO 2024103947A1 CN 2023118812 W CN2023118812 W CN 2023118812W WO 2024103947 A1 WO2024103947 A1 WO 2024103947A1
Authority
WO
WIPO (PCT)
Prior art keywords
camera
cover plate
antenna radiator
main radiation
metallic cover
Prior art date
Application number
PCT/CN2023/118812
Other languages
English (en)
Chinese (zh)
Inventor
任锐
Original Assignee
Oppo广东移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Publication of WO2024103947A1 publication Critical patent/WO2024103947A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/51—Housings
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices

Definitions

  • the present application relates to the field of electronic technology, and in particular to a camera decoration component, a camera module and an electronic device.
  • the embodiments of the present application provide a camera decoration component, a camera module and an electronic device, which can integrate an antenna design into the camera decoration component, thereby simplifying the antenna design of the electronic device and improving the antenna performance.
  • an embodiment of the present application provides a camera decoration assembly, including:
  • An annular decorative piece used to surround the periphery of the camera
  • the antenna radiator is connected to one side of the non-metallic cover plate.
  • an embodiment of the present application provides a camera module, including:
  • a camera decoration component comprising:
  • annular decorative piece is arranged around the periphery of the camera
  • the antenna radiator is connected to one side of the non-metallic cover plate.
  • an electronic device including:
  • a main board wherein a system ground is provided on the main board;
  • a camera decoration component comprising:
  • annular decorative piece used to surround the periphery of the camera, the annular decorative piece is a metal ring, and the annular decorative piece is electrically connected to the system ground;
  • the antenna radiator is connected to one side of the non-metallic cover plate, and the antenna radiator is electrically connected to the system ground.
  • FIG. 1 is a schematic diagram of the structure of an electronic device provided in an embodiment of the present application.
  • FIG. 2 is a schematic structural diagram of a camera module of the electronic device shown in FIG. 1 .
  • FIG. 3 is a schematic structural diagram of a decorative component of the camera module shown in FIG. 2 .
  • FIG. 4 is a schematic structural diagram of the annular decorative member of the decorative assembly shown in FIG. 3 .
  • FIG. 5 is a first cross-sectional view of the decoration component shown in FIG. 3 along the direction P1 - P2 .
  • FIG. 6 is a second cross-sectional view of the decoration component shown in FIG. 3 along the direction P1 - P2 .
  • FIG. 7 is a partial enlarged schematic diagram of region A of the decoration component shown in FIG. 6 .
  • FIG. 8 is a schematic structural diagram of the antenna radiator in the decorative component shown in FIG. 3 .
  • FIG. 9 is a schematic diagram of a first connection relationship of the antenna radiator shown in FIG. 8 .
  • FIG. 10 is a schematic diagram of a second connection relationship of the antenna radiator shown in FIG. 8 .
  • FIG. 11 is an example of S parameters of the antenna radiator of the decoration component provided in an embodiment of the present application when transmitting a wireless signal.
  • FIG. 12 is an example of the antenna efficiency of the antenna radiator of the decoration component provided in an embodiment of the present application when transmitting wireless signals.
  • the embodiment of the present application provides an electronic device.
  • the electronic device may be a smart phone, a tablet computer, or a gaming device, an AR (Augmented Reality) device, a car, a data storage device, an audio player, a video player, a laptop, a desktop computing device, etc.
  • FIG1 is a schematic diagram of the structure of an electronic device 100 provided in an embodiment of the present application.
  • the electronic device 100 includes a device body 10 and a camera module 20 .
  • the device body 10 may include a housing and structures such as a display screen, a main board, and a battery disposed on the housing.
  • the device body 10 includes a main board 11, and a system ground is disposed on the main board 11.
  • Various circuits or electronic components on the main board 11 may be connected to the system ground to achieve grounding.
  • the device body 10 can be a straight type, or can be a folding type, a sliding type, or other forms.
  • the electronic device 100 can be a common straight-type mobile phone or other device.
  • the display screen can be folded or unfolded, thereby providing a larger screen and convenience of carrying.
  • the electronic device 100 can be a folding mobile phone or other device.
  • the display screen can be retracted or extended, and can also provide a larger screen and convenience of carrying.
  • the electronic device 100 can be a sliding mobile phone or other device.
  • the camera module 20 may include one or more cameras for realizing the image acquisition function.
  • the camera module 20 may be connected to the image processing circuit on the mainboard 11, and the acquired image signal may be processed by the image processing circuit.
  • Fig. 2 is a schematic structural diagram of a camera module 20 of the electronic device shown in Fig. 1.
  • the camera module 20 includes a camera 21 and a decoration component 22.
  • the camera 21 can be used for image acquisition and is electrically connected to the image processing circuit on the mainboard 11.
  • the decorative component 22 covers the camera 21.
  • the decorative component 22 can be used for decoration, and can protect the camera 21 to prevent the camera 21 from being damaged or contaminated with dust. It can be understood that when there are multiple cameras 21, the decorative component 22 can cover multiple cameras 21.
  • the camera module 20 further includes a fill light 23.
  • the fill light 23 is disposed adjacent to the camera 21.
  • the fill light 23 can be used to fill light to the environment when the camera 21 is performing image acquisition. It can be understood that the fill light 23 can be connected to a control circuit on the mainboard 11 to achieve control of the fill light 23.
  • FIG3 is a schematic diagram of the structure of the decorative component 22 of the camera module shown in FIG2 .
  • the decorative component 22 includes an annular decorative piece 221 , a non-metallic cover plate 222 and an antenna radiator 223 .
  • the annular decorative member 221 is annular as a whole, for example, it can be rectangular, square, circular, elliptical, etc.
  • the shape and size of the annular decorative member 221 can be set according to actual needs. Among them, the annular decorative member 221 forms a supporting structure of the decorative component 22.
  • the annular decorative member 221 is used to surround the periphery of the camera 21, that is, one or more cameras 21 are surrounded by the annular decorative member 221.
  • the annular decorative member 221 can be installed on the device body 10, for example, on the shell.
  • the material of the annular decorative member 221 can be a material with strong structural strength, such as high-strength plastic, metal, etc.
  • the material of the annular decorative member 221 can be metal, such as aluminum alloy, etc. When the material of the annular decorative member 221 is metal, it can also be called a metal ring.
  • the annular decorative member 221 when the annular decorative member 221 is a metal ring, the annular decorative member 221 can be electrically connected to the system ground on the mainboard 11, for example, by a metal spring to electrically connect to the system ground, so as to achieve grounding of the annular decorative member 221. It can be understood that by grounding, the high-order modes generated by the annular decorative member 221 under the action of the wireless signal can be reduced, and the high-order modes will interfere with the antennas around the annular decorative member 221, so the interference caused by the annular decorative member 221 to the surrounding antennas can be reduced by grounding.
  • a plurality of spaced grounding contacts may be provided on the annular decorative member 221 , and each grounding contact is electrically connected to the system ground on the mainboard 11 .
  • FIG. 4 is a schematic diagram of the structure of the annular decorative member 221 of the decorative assembly shown in FIG. 3 .
  • the annular decorative member 221 is a rectangular ring.
  • a grounding contact 2211 is provided at each vertex and the midpoint of each side of the rectangular ring.
  • Each grounding contact 2211 is electrically connected to the system ground on the main board 11 through a metal spring. Therefore, a uniform zero potential point can be formed at each location of the annular decorative member 221, so that each location of the annular decorative member 221 has a good grounding effect, which can greatly reduce the interference caused by the annular decorative member 221 to the surrounding antennas.
  • the non-metallic cover plate 222 is connected to the annular decorative member 221, for example, The inner side of the decorative member 221.
  • the non-metallic cover plate 222 is used to cover the camera 21, thereby protecting the camera 21.
  • the non-metallic cover plate 222 can be transparent, so that the camera 21 can receive light from the external environment through the non-metallic cover plate 222, thereby realizing image acquisition.
  • the non-metallic cover plate 222 can be a transparent glass cover plate.
  • the antenna radiator 223 is connected to one side of the non-metallic cover plate 222.
  • the antenna radiator 223 can be connected to a feed source and electrically connected to the system ground on the mainboard 11 to achieve grounding, so that the antenna radiator 223 can be used to transmit wireless signals to achieve the wireless communication function of the electronic device 100.
  • the antenna radiator 223 can be a radiator in the form of an FPC (Flexible Printed Circuit).
  • a radiator in the form of an FPC can facilitate the position setting of the antenna radiator 223.
  • the antenna radiator 223 can be attached to one side of the non-metallic cover plate 222 by an adhesive such as glue.
  • a radiator in the form of an FPC is conducive to the thinning of the antenna radiator 223, reduces the space occupied by the antenna radiator 223, and can increase the antenna clearance.
  • the wireless signal transmitted by the antenna radiator 223 may include one or more of 4G signals, 5G signals, WiFi signals, GPS signals, and Bluetooth signals.
  • the antenna radiator 223 may be used to transmit signals in the 5G N41/N78/N79 frequency band, or to transmit signals in the GPS L5 frequency band, or to implement MIMO (multiple input multiple output) transmission in the 5G N28 frequency band, or to implement medium and high frequency MIMO, or to implement WiFi 2.4G/5G MIMO, or to implement Bluetooth MIMO and other functions.
  • FIG. 5 is a first cross-sectional view of the decoration component 22 shown in FIG. 3 along the direction P1 - P2 .
  • the non-metallic cover plate 222 includes an opposite first side 2221 and a second side 2222.
  • first side 2221 faces the camera 21, and the second side 2222 faces away from the camera 21. Therefore, the first side 2221 can be understood as the inner side, and the second side 2222 can be understood as the outer side.
  • the antenna radiator 223 is connected to the first side 2221, which can also be understood as the antenna radiator 223 being disposed on the inner side of the non-metallic cover plate 222. Therefore, the antenna radiator 223 can be prevented from being exposed outside the decorative component 22, which can protect the antenna radiator 223 from being damaged, and also take into account the overall aesthetics of the decorative component 22.
  • FIG. 6 is a second cross-sectional view of the decoration component 22 shown in FIG. 3 along the P1 - P2 direction
  • FIG. 7 is a partial enlarged schematic diagram of the A region of the decoration component 22 shown in FIG. 6 .
  • the first side 2221 of the non-metallic cover plate 222 is provided with a groove 2223, and the antenna radiator 223 is provided in the groove 2223, for example, it can be pasted to the bottom of the groove 2223.
  • the antenna radiator 223 can be further away from the housing of the electronic device 100, thereby increasing the antenna clearance, reducing the influence on the wireless signal, and thus improving the stability of the wireless signal.
  • the thickness of the non-metallic cover plate 222 is greater than the thickness of the antenna radiator 223, and the depth of the groove 2223 is greater than or equal to the thickness of the antenna radiator 223.
  • the shape of the groove 2223 can be set according to the shape of the antenna radiator 223, and its shape is adapted to the shape of the antenna 223.
  • the camera decorative component 22 provided in the embodiment of the present application can reasonably utilize the height and space of the decorative component 22 for antenna arrangement by setting the antenna radiator 223 on the non-metallic cover plate 222 of the decorative component 22, thereby realizing effective transmission and reception of wireless signals, and the antenna radiator 223 is far away from other metal parts of the electronic device, thereby reducing the interference of other metal parts of the electronic device on the antenna radiator 223 and improving the antenna performance. Since the antenna radiator 223 does not need to occupy the layout space of other antennas of the electronic device, it can also free up more space for the design of other antennas, which is beneficial to the layout of other antennas, thereby simplifying the overall antenna design of the electronic device.
  • FIG. 8 is a schematic diagram of the structure of the antenna radiator 223 in the decoration component shown in FIG. 3 .
  • the antenna radiator 223 includes a main radiating branch 2231 and a parasitic branch 2232. Both the main radiating branch 2231 and the parasitic branch 2232 can be radiating branches in the form of FPC.
  • At least one of the main radiation branch 2231 and the parasitic branch 2232 may be configured to be curved.
  • the parasitic branch 2232 is curved, for example, L-shaped.
  • the main radiation branch 2231 may be configured to be curved, or both the main radiation branch 2231 and the parasitic branch 2232 may be curved.
  • the main radiation branch 2231 and the parasitic branch 2232 cannot be designed to be very long due to the size limitation of the annular decorative member 221 and the non-metallic cover plate 222.
  • one or both of the main radiation branch 2231 and the parasitic branch 2232 need to be set to a longer size, by setting at least one of the main radiation branch 2231 and the parasitic branch 2232 to a curved shape, the space occupied by the antenna radiator 223 as a whole can be saved, which is beneficial to the overall design of the antenna radiator 223.
  • the main radiation branch 2231 is provided with a feed point 2231a and a first ground point 2231b spaced apart.
  • the feed point 2231a is used to feed an excitation signal to the main radiation branch 2231 so that the main radiation branch 2231 generates a resonant
  • the first grounding point 2231b is used for grounding to realize the grounding of the main radiation branch 2231.
  • the main radiation branch 2231 includes a first end 2231c and a second end 2231d opposite to each other.
  • the second end 2231d faces the parasitic branch 2232, and the first end 2231c faces away from the parasitic branch 2232.
  • the feeding point 2231a is arranged between the first end 2231c and the second end 2231d, and the first grounding point 2231b is arranged at the first end 2231c. It can also be understood that the distance between the first grounding point 2231b and the parasitic branch 2232 is greater than the distance between the feeding point 2231a and the parasitic branch 2232.
  • the parasitic branch 2232 is arranged adjacent to the main radiation branch 2231 and is electromagnetically coupled to the main radiation branch 2231. Therefore, the excitation signal fed into the main radiation branch 2231 through the feeding point 2231a can be transmitted to the parasitic branch 2232 through electromagnetic coupling, so that the parasitic branch 2232 resonates, so that the parasitic branch 2232 can also radiate wireless signals to the outside world. In practical applications, by adjusting the length of the parasitic branch 2232, the parasitic branch 2232 can cover a frequency band different from the main radiation branch 2231, thereby increasing the overall bandwidth of the antenna radiator 223.
  • the parasitic branch 2232 is provided with a second grounding point 2232 a , which is used for grounding to achieve grounding of the parasitic branch 2232 .
  • the parasitic branch 2232 includes a third end 2232b and a fourth end 2232c opposite to each other.
  • the third end 2232b faces the main radiation branch 2231, and the fourth end 2232c faces away from the main radiation branch 2231.
  • the second grounding point 2232a is disposed at the fourth end 2232c.
  • the decorative component 22 when the electronic device 100 is in the form of a folder, a roll-up machine, etc., the decorative component 22 will not be folded or shrunk during the folding or shrinking of the electronic device 100, and therefore the antenna radiator 223 of the decorative component 22 will not be affected. This ensures that the performance of the antenna radiator 223 before and after the electronic device 100 is folded and before and after it is shrunk changes very little, thereby ensuring smooth and stable communication in any form of the electronic device 100.
  • FIG. 9 is a schematic diagram of a first connection relationship of the antenna radiator 223 shown in FIG. 8 .
  • the decorative component 22 also includes a feed source 224.
  • the feed source 224 can be set on the mainboard 11 of the electronic device 100, and the feed source 224 is used to provide an excitation signal, which can be, for example, a 4G excitation signal, a 5G excitation signal, a WiFi excitation signal, a Bluetooth excitation signal, etc.
  • the feed point 2231a can be electrically connected to the feed source 224, and the feed source 224 feeds the excitation signal to the main radiation branch 2231 through the feed point 2231a, so that the main radiation branch 2231 radiates wireless signals to the outside world, and the parasitic branch is connected to the main radiation branch 2231 through electromagnetic coupling. 2232 also radiates wireless signals to the outside world.
  • the first grounding point 2231b and the second grounding point 2232a may be electrically connected to the system ground on the mainboard 11 to achieve grounding.
  • FIG. 10 is a schematic diagram of a second connection relationship of the antenna radiator 223 shown in FIG. 8 .
  • the decoration component 22 also includes a first tuning switch 225 and a second tuning switch 226.
  • the first tuning switch 225 and the second tuning switch 226 can be set on the mainboard 11 of the electronic device 100.
  • the first tuning switch 225 and the second tuning switch 226 can be used to tune the antenna.
  • the tuning switch can also be called a tuning network, a tuning circuit, a tuning module, etc.
  • the first grounding point 2231b of the main radiation branch 2231 is connected to the first tuning switch 225, and the first tuning switch 225 is grounded, for example, connected to the system ground on the main board 11 to achieve grounding.
  • the first tuning switch 225 can be used to tune the frequency band of the wireless signal transmitted by the main radiation branch 2231, so that the main radiation branch 2231 can radiate wireless signals of different frequency bands, thereby expanding the communication frequency band of the electronic device 100.
  • the second grounding point 2232a of the parasitic branch 2232 is connected to the second tuning switch 226, and the second tuning switch 226 is grounded, for example, connected to the system ground on the mainboard 11 to achieve grounding.
  • the second tuning switch 226 can be used to tune the frequency band of the wireless signal transmitted by the parasitic branch 2232, so that the parasitic branch 2232 can radiate wireless signals of different frequency bands, thereby also expanding the communication frequency band of the electronic device 100.
  • Figure 11 is an example of S parameters when the antenna radiator 223 of the decorative component provided in an embodiment of the present application transmits wireless signals
  • Figure 12 is an example of antenna efficiency when the antenna radiator 223 of the decorative component provided in an embodiment of the present application transmits wireless signals.
  • the antenna radiator 223 can produce good resonance near 2.5 GHz, and due to the addition of parasitic branches for band widening, the bandwidth can also cover the N77, N78, and N79 frequency bands, with an efficiency of about -5dB to -6dB, and can be used as a MIMO antenna to improve the 5G information transmission rate.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
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Abstract

L'invention concerne un ensemble décoratif pour une caméra, un module de caméra et un dispositif électronique. Un mode de réalisation comprend : un élément décoratif annulaire, qui est utilisé autour de la périphérie de la caméra ; une plaque de recouvrement non métallique, qui est reliée à l'élément décoratif annulaire, ladite plaque de recouvrement non métallique étant utilisée pour recouvrir la caméra ; et un radiateur d'antenne, qui est relié à un côté de la plaque de recouvrement non métallique.
PCT/CN2023/118812 2022-11-15 2023-09-14 Ensemble décoratif pour caméra, module de caméra et dispositif électronique WO2024103947A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202211429782.1A CN118055305A (zh) 2022-11-15 2022-11-15 摄像头装饰组件、摄像头模组及电子设备
CN202211429782.1 2022-11-15

Publications (1)

Publication Number Publication Date
WO2024103947A1 true WO2024103947A1 (fr) 2024-05-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2023/118812 WO2024103947A1 (fr) 2022-11-15 2023-09-14 Ensemble décoratif pour caméra, module de caméra et dispositif électronique

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CN (1) CN118055305A (fr)
WO (1) WO2024103947A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111725608A (zh) * 2019-03-18 2020-09-29 Oppo广东移动通信有限公司 天线组件以及电子设备
CN112164881A (zh) * 2020-09-23 2021-01-01 深圳市锐尔觅移动通信有限公司 摄像头装饰件、天线装置及电子设备
WO2021164499A1 (fr) * 2020-02-20 2021-08-26 Oppo广东移动通信有限公司 Dispositif électronique
CN114070907A (zh) * 2020-07-30 2022-02-18 荣耀终端有限公司 镜头装饰组件及电子设备
CN114243256A (zh) * 2021-11-09 2022-03-25 Oppo广东移动通信有限公司 一种电子设备
CN114725651A (zh) * 2022-03-21 2022-07-08 Oppo广东移动通信有限公司 天线装置及其电子设备

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111725608A (zh) * 2019-03-18 2020-09-29 Oppo广东移动通信有限公司 天线组件以及电子设备
WO2021164499A1 (fr) * 2020-02-20 2021-08-26 Oppo广东移动通信有限公司 Dispositif électronique
CN114070907A (zh) * 2020-07-30 2022-02-18 荣耀终端有限公司 镜头装饰组件及电子设备
CN112164881A (zh) * 2020-09-23 2021-01-01 深圳市锐尔觅移动通信有限公司 摄像头装饰件、天线装置及电子设备
CN114243256A (zh) * 2021-11-09 2022-03-25 Oppo广东移动通信有限公司 一种电子设备
CN114725651A (zh) * 2022-03-21 2022-07-08 Oppo广东移动通信有限公司 天线装置及其电子设备

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