WO2021164499A1 - Dispositif électronique - Google Patents

Dispositif électronique Download PDF

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Publication number
WO2021164499A1
WO2021164499A1 PCT/CN2021/073601 CN2021073601W WO2021164499A1 WO 2021164499 A1 WO2021164499 A1 WO 2021164499A1 CN 2021073601 W CN2021073601 W CN 2021073601W WO 2021164499 A1 WO2021164499 A1 WO 2021164499A1
Authority
WO
WIPO (PCT)
Prior art keywords
electronic device
antenna module
camera
camera decoration
antenna
Prior art date
Application number
PCT/CN2021/073601
Other languages
English (en)
Chinese (zh)
Inventor
周林
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
Priority claimed from CN202010110306.8A external-priority patent/CN113285207A/zh
Priority claimed from CN202020191632.1U external-priority patent/CN211556118U/zh
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 WO2021164499A1 publication Critical patent/WO2021164499A1/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
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • 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
    • H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors

Definitions

  • This application relates to the field of communication equipment, and in particular to an electronic device.
  • the antenna radiator of the mobile phone is set on the frame or on the circuit board inside the mobile phone.
  • the present application provides an electronic device, wherein the electronic device includes a back cover, a main board fixed to the back cover, a camera decoration embedded in the back cover, a first antenna module provided on the main board, and
  • the pressing plate bracket is pressed on the main board, the pressing plate bracket is located between the back cover and the main board, the pressing plate bracket is provided with a metal trace electrically connected to the first antenna module, and the camera is decorated
  • the metal trace is electrically connected to the first antenna module, so that the first antenna module is electrically connected to the camera decoration, so as to feed power to the camera decoration, and make the camera decoration radiate antenna signals.
  • the present application provides an electronic device, wherein the electronic device includes a middle frame, a back cover that is covered with the middle frame, a camera decoration embedded in the back cover, and a second part fixed on the inner side of the back cover.
  • An antenna module and a second antenna module are electrically connected to the edge of the middle frame so that the edge of the middle frame generates an antenna signal with a resonance frequency of 1.575GHz ⁇ 5MHz, and the second antenna module
  • the camera decoration is electrically connected, so that the camera decoration generates an antenna signal with a resonance frequency band of 1.17GHz ⁇ 5MHz.
  • the electronic device provided by the present application is electrically connected to the first antenna module through the camera decoration, and the camera decoration can receive the feed of the first antenna module, so that the camera decoration can radiate antenna signals ,
  • the structural parts of the electronic device are fully utilized, the headroom area of the antenna is increased, and the antenna efficiency is improved.
  • FIG. 1 is a three-dimensional schematic diagram of an electronic device provided by an embodiment of the present application.
  • FIG. 2 is a partial simplified schematic cross-sectional view of an electronic device provided by an embodiment of the present application.
  • FIG. 3 is a partial exploded schematic diagram of an electronic device provided by an embodiment of the present application.
  • FIG. 4 is a schematic rear view of an electronic device provided by another embodiment of the present application.
  • Fig. 5 is an overall exploded schematic diagram of an electronic device provided by an embodiment of the present application.
  • FIG. 6 is a simplified schematic cross-sectional view of an electronic device provided by an embodiment of the present application.
  • FIG. 7 is another simplified schematic cross-sectional view of an electronic device provided by an embodiment of the present application.
  • FIG. 8 is a schematic diagram of metal wiring of an electronic device provided by an embodiment of the present application.
  • Fig. 9 is an enlarged schematic diagram of part V of the electronic device of Fig. 5;
  • FIG. 10 is a simplified schematic cross-sectional view of an electronic device provided by another embodiment of the present application.
  • FIG. 11 is a simplified schematic cross-sectional view of an electronic device provided by another embodiment of the present application.
  • FIG. 12 is a simplified schematic cross-sectional view of an electronic device provided by another embodiment of the present application.
  • FIG. 13 is a simplified schematic cross-sectional view of an electronic device provided by another embodiment of the present application.
  • FIG. 14 is a simplified schematic cross-sectional view of an electronic device provided by another embodiment of the present application.
  • FIG. 15 is a partial three-dimensional schematic diagram of an electronic device provided by an embodiment of the present application.
  • FIG. 16 is an enlarged schematic diagram of part X of the electronic device of FIG. 15;
  • FIG. 17 is a schematic diagram of an antenna arrangement of an electronic device provided by an embodiment of the present application.
  • FIG. 18 is a schematic diagram of another antenna arrangement of an electronic device provided by an embodiment of the present application.
  • the GPS antenna of the L5 frequency band is arranged on the metal frame of the electronic device, or on the main board, circuit board, or bracket of the electronic device.
  • the GPS antenna structure of the conventional L5 frequency band is on the metal frame, so that the GPS antenna of the L5 frequency band can obtain better antenna efficiency, but it will occupy a relatively large antenna setting area, which will give other important communication antennas such as LTE, WIFI and other important communication antenna structures.
  • the cloth brings an increase in difficulty.
  • the area where the traditional frame of the electronic device can be used to set the antenna radiator will appear to be less and less.
  • the GPS antenna of the conventional L5 frequency band is set on the main board, circuit board, or bracket, so that the performance of the antenna is limited by the size of the clearance area around the antenna. Since the working frequency band of the L5 frequency band antenna is very low, compared to the L1 frequency band antenna, the L5 frequency band antenna requires a larger antenna clearance area. As electronic equipment becomes thinner and lighter, the antenna clearance area of the L5 frequency band cannot be too large. Therefore, the efficiency of setting the radiator of the L5 band antenna on the motherboard, or on the circuit board or on the bracket is often very low, usually not exceeding -15dB.
  • the present application provides an electronic device 100
  • the electronic device 100 includes a back cover 10, a camera decoration 20 embedded in the back cover 10 and fixed on the back cover 10 first antenna module 30 inside.
  • the first antenna module 30 is electrically connected to the camera decoration 20 to feed the camera decoration 20 so that the camera decoration 20 radiates antenna signals.
  • the electronic device 100 may be a mobile phone, a notebook computer, a tablet computer, or other devices.
  • the first antenna module 30 and the camera decoration 20 form an antenna, and the antenna may be any one or a combination of GPS antennas, 5G antennas, WIFI antennas, NFC antennas, and Bluetooth antennas.
  • the camera decoration 20 can receive the feed of the first antenna module 30, so that the camera decoration 20 can radiate antenna signals, sufficiently Utilizing the structural components of the electronic device 100 ensures that the clearance area of the antenna is increased, and the antenna efficiency is improved.
  • the rear cover 10 serves as a protective structure on the back of the electronic device 100.
  • the back cover 10 protects the internal components of the electronic device 100.
  • the back cover 10 has a top short side 11 and a bottom short side 12 opposite to the top short side 11, and two long sides 13 connected between the top short side 11 and the bottom short side 12.
  • the top short side 11 is the edge at the top when the electronic device 100 is held vertically.
  • the bottom short side 12 is the edge of the bottom when the electronic device 100 is held vertically.
  • the electronic device 100 is a mobile phone, and the top short side 11 may be adjacent to the earpiece of the electronic device 100.
  • the bottom short side 12 may be adjacent to the power interface or audio interface of the electronic device 100.
  • the two long sides 13 may be respectively adjacent to the power button and the volume adjustment button of the electronic device 100.
  • the back cover 10 has an outer surface 14 and an inner surface 15 opposite to the outer surface 14.
  • the outer surface 14 forms a back surface of the electronic device 100 that can face the user.
  • the space of the electronic device 100 adjacent to the inner surface 15 forms an inner space of the back cover 10.
  • the first antenna module 30 is fixed on the inner side of the back cover 10, that is, the first antenna module 30 is fixed relative to the back cover 10 and is adjacent to the inner surface 15 of the back cover 10.
  • the back cover 10 is a glass back cover 10, and the back cover 10 is made of a non-metallic material, so that the back cover 10 can provide a larger clearance area for the camera decoration 20 and improve the camera The antenna efficiency of the trim 20.
  • the back cover 10 is a ceramic back cover 10.
  • the back cover 10 can also increase structural stability and ensure the safety of the electronic device 100 .
  • the back cover 10 is a plastic back cover 10, which provides a larger antenna clearance area for the camera decoration 20, and the back cover 10 is convenient to manufacture, which reduces production costs.
  • the back cover 10 is a metal back cover 10, which increases the appearance performance of the back of the electronic device 100 and improves the appearance of the electronic device 100 with a metallic texture.
  • the back cover 10 and the camera decoration 20 are separated by an insulating material, and the insulating material forms an antenna clearance area of the camera decoration 20 to ensure that the camera decoration 20 can effectively radiate antenna signals.
  • the camera decoration 20 penetrates the outer surface 14 and the inner surface 15 of the back cover 10.
  • the camera decoration 20 has a top that protrudes from the outer surface 14 or is flush with the outer surface 14, and the top forms a structure for decorating the camera module on the back of the electronic device 100 to increase
  • the electronic device 100 can recognize the position of the camera module and improve the appearance performance of the back of the electronic device 100.
  • the camera decoration is further provided with a bottom protruding relative to the inner surface 15 or flush with the inner surface 15. The bottom is electrically connected to the first antenna module 30.
  • the camera decoration 20 can cover, protect, and block light of the camera module of the electronic device 100, so as to ensure the performance of the electronic device 100 to effectively take pictures by using the camera module.
  • the camera decoration 20 is embedded in the back cover 10 and can be used as an antenna radiator to generate a resonance signal.
  • the camera decoration 20 can obtain a larger antenna clearance area, so that the antenna of the camera decoration 20
  • the efficiency is -9dB ⁇ -10dB, which greatly improves the antenna efficiency.
  • the camera decoration 20 is embedded in the angle between the top short side 11 and the long side 13, for example, the camera decoration 20 is embedded in the top short side 11 and adjacent Between the long sides 13 of the power button.
  • the camera decoration 20 is adjacent to the top short side 11 and located in the middle of the two long sides 13.
  • the camera decoration 20 is an all-metal part, so that the area where the camera decoration 20 can radiate antenna signals is increased.
  • the camera decoration 20 is an integrally formed structure of a metal part and a non-metal part, so that the cost of the camera decoration 20 is reduced.
  • the camera decoration 20 is a decoration of a multi-camera module.
  • the camera decoration 20 has a long decorative side 21 parallel to the long side 13 and two short decorative sides 22 substantially parallel to the top short side 11.
  • the two long decorative edges 21 and the two short decorative parts are jointly formed on the peripheral side of the camera decorative part 20, so that the outer shape of the camera decorative part 20 is approximately an oval racetrack shape.
  • the resonance frequency band of the camera decoration 20 is a single frequency band, and the resonance frequency of the camera decoration 20 is 1.17 GHz ⁇ 5 MHz, so that the first antenna module 30 and the camera decoration 20 form a GPS Antenna, the camera decoration 20 can meet the L5 frequency band communication requirements of the GPS antenna.
  • the camera decoration 20 is used as the radiator of the GPS antenna in the L5 frequency band, so that the GPS antenna in the L5 frequency band of the electronic device 100 can obtain a larger antenna headroom area and improve the antenna efficiency.
  • the antenna efficiency can reach -9dB ⁇ - 10dB.
  • the resonance frequency band of the camera decoration 20 is 1.575 GHz ⁇ 5 MHz, so that the camera decoration 20 can meet the L1 frequency band communication requirements of the GPS antenna.
  • the resonance frequency band of the camera decoration 20 is a multi-frequency band.
  • the camera decoration 20 can be divided into a plurality of radiators.
  • the electronic device 100 includes a plurality of first antenna modules 30. ⁇ Body electrical connection.
  • the first antenna module 20 is integrated on an antenna chip, and the antenna chip is used to electrically connect the camera decoration 20 to realize power feeding to the camera decoration 20.
  • the electronic device 100 further includes a main board 40 fixed on the inner side of the back cover 10, and the first antenna module 30 is disposed on the main board 40.
  • the main board 40 is adjacent to the inner surface 15 of the back cover 10.
  • the main board 40 is provided with a processor and a conductive circuit electrically connected to the first antenna module 30.
  • the processor is electrically connected to the first antenna module 30 through the conductive line, so that the processor transmits and receives electrical signals with the first antenna module 30 through the conductive line, so that the first antenna module 30 effectively communicates with the antenna formed by the camera decoration 20.
  • the main board 40 is also provided with functional devices such as memory, sensors, radio frequency devices, circuit board connectors, and various electronic components.
  • the first antenna module 30 is arranged on the side of the main board 40 facing the back cover 10, so that the distance between the first antenna module 30 and the camera decoration 20 is reduced, so that the first antenna is convenient
  • the module 30 is electrically connected to the camera decoration 20.
  • the first antenna module 30 is arranged on a side of the main board 40 away from the back cover 10, the main board 40 may be provided with a conductive element connected to the first antenna module 30, and the conductive element is formed by the main board.
  • the side of 40 away from the back cover 10 extends to the side facing the back cover 10, so as to facilitate the electrical connection of the camera decoration 20 with a conductive element.
  • the first antenna module 30 is disposed on the side of the main board 40 away from the back cover 10, so as to make full use of the layout area of the main board 40 to optimize the internal structure of the electronic device 100.
  • the first antenna module 30 is arranged on the main board 40, so that the first antenna module 30 can be directly electrically connected to the processor of the main board 40 via a conductive line, which is convenient for the first antenna
  • the module 30 effectively transmits and receives electrical signals with the processor.
  • the first antenna module 30 is arranged on the main board 40 to realize the unified integration of the first antenna module 30 and the processor on the main board 40, which facilitates the production of the first antenna module 30 and the addition of the electronics
  • the internal structure of the device 100 is compact.
  • FIG. 4 it is substantially the same as the embodiment shown in FIG. 1, except that the electronic device 100 is provided with a camera telescopic structure 101, the rear cover 10 and the camera decoration 20 is provided in the camera telescopic structure 101.
  • the electronic device 100 further includes a circuit board 102 disposed on the camera telescopic structure 101, and the first antenna module 30 is disposed on the circuit board 102.
  • the electronic device 100 is provided with a device body 103 that can move relative to the back cover 10 and the camera decoration 20, and the device body 103 is provided with a main board 40.
  • the main board 40 is electrically connected to the circuit board 102 via a flexible circuit board.
  • the camera decoration 20 and the first antenna module 30 are both retractable relative to the main board 40, and the camera decoration 20 and the first antenna module 30 are electrically connected to the main board 40 via the circuit board 102 and the flexible circuit board. It is connected to realize that the camera decoration 20 can effectively radiate antenna signals.
  • the electronic device 100 further includes a pressure plate support 50, which covers the main board 40 and is located between the back cover 10 and the main board 40, so The pressure plate support 50 is provided with a metal wire 60 electrically connected to the first antenna module 30, and the camera decoration 20 is electrically connected to the metal wire 60.
  • the pressing plate bracket 50 covers each device on the main board 40, so that each device on the main board 40 is more stable.
  • the pressure plate support 50 can cover the board-to-board connector on the main board 40, and the cover support can cover the plug-in components on the main board 40.
  • the pressure plate bracket 50 can also cover various devices on the main board 40 to protect each device on the main board 40.
  • the pressure plate bracket 50 can also cover the first antenna module 30 to protect the first antenna module 30 and prevent the first antenna module 30 from being damaged.
  • the pressure plate support 50 is a non-metallic piece.
  • the pressure plate support 50 provides an insulating environment for the components of the main board 40 and the first antenna module 30 to ensure the safety of the components on the main board 40 and the first antenna module 30.
  • the pressure plate support 50 is made of plastic material, so that the production cost of the pressure plate support 50 is reduced.
  • the pressure plate support 50 is a ceramic piece to increase the rigidity of the pressure plate support 50, so that the pressure plate support 50 can effectively protect the main board 40, and increase the pressure plate support 50 to the back cover 10 effective support.
  • the pressure plate bracket 50 is an integrally formed structure of metal and non-metal parts, so as to facilitate the use of the metal part of the pressure plate bracket 50 to electrically connect the first antenna module 30 and the camera decoration 20.
  • the metal wiring 60 extends from the pressure plate bracket 50 toward the main board 40 to the camera decoration 20 side.
  • the metal wiring 60 can extend on the pressure plate support 50 according to a preset route, so that the metal wiring 60 can avoid the pressure plate support 50 to cover the position of the electronic device on the main board 40, and prevent any damage.
  • the metal trace 60 is short-circuited with the electronic device on the main board 40.
  • the function of the metal trace 60 is to transmit electrical signals between the first antenna module 30 and the camera decoration 20, so that the antenna formed by the first antenna module 30 and the camera decoration 20 can be normal Send and receive signals.
  • the metal trace 60 is a relatively narrow line-shaped metal conductive object.
  • the metal traces 60 are arranged on the pressure plate support 50 to ensure that most of the pressure plate support 50 is a non-metal area, so that the pressure plate support 50 can provide an insulating environment and effectively stabilize each of the main board 40 Device.
  • the metal wiring 60 conducts conduction to the first antenna module 30 in a targeted manner, and uses the structure of the pressure plate support 50 to stack the main board 40, which fully utilizes the arrangement space on the pressure plate support 50, so that all The internal structure of the electronic device 100 is compact, and the conductive structure between the camera decoration 20 and the first antenna module 30 is simplified.
  • the metal wiring 60 is disposed on the pressure plate support 50 by using laser direct structuring technology.
  • the metal wiring 60 extends along the surface of the pressure plate support 50 to ensure the scratch resistance of the metal wiring 60 and to ensure the effective conductivity of the metal wiring 60.
  • the metal wiring 60 is formed on the pressure plate support 50 by a metal coating process, so that the metal wiring 60 is formed quickly and easily.
  • the metal wiring 60 is a copper foil circuit formed by a screen printing process.
  • the metal wiring 60 is a columnar metal conductor that penetrates the pressure plate support 50.
  • the pressing plate bracket 50 is provided with two through holes 51 with two open ends facing the main board 40 and the camera decoration 20 respectively.
  • the metal trace 60 passes through the inner wall of the through hole 51.
  • the through hole 51 is substantially opposite to the edge of the camera decoration 20.
  • the extending direction of the through hole 51 is substantially perpendicular to the pressure plate support 50.
  • the opening port diameter of the through hole 51 facing the main board 40 is larger than the opening port diameter facing the camera decoration 20.
  • the portion of the metal trace 60 passing through the inner wall of the through hole 51 covers the peripheral side wall of the through hole 51.
  • the metal trace 60 is also provided with a first connecting end 61 extending out of the through hole 51 toward the outside of the open end of the main board 40, and provided with a first connecting end 61 extending out of the through hole 51 toward the outside of the opening end of the decorative element
  • the second connection end 62 The first connecting end 61 and the second connecting end 62 respectively extend along the bottom surface and the top surface of the pressure plate support 50.
  • one port diameter is larger than the other port diameter, so that the coverage area of the first connection end 61 is larger than the coverage area of the second connection end 62, so that the first connection end 61 is connected to the motherboard 40.
  • the first antenna module 30, the second connecting end 62 is connected to the edge of the camera decoration 20.
  • the pressure plate bracket 50 is provided with two through holes 51, the inner walls of the two through holes 51 are both provided with the metal wiring 60, and the two through holes 51 are respectively connected to the camera
  • the two decorative long sides 13 of the decorative piece 20 are opposite to each other, or respectively opposite to the two decorative short sides.
  • the pressure plate support 50 is provided with one through hole 51, and one through hole 51 is opposite to one of the decorative long sides 13 of the camera decoration 20, or to one of the decorative short sides. relatively.
  • the pressure plate support 50 is provided with more than two through holes 51, the inner walls of the two or more through holes 51 are all provided with the metal wiring 60, and the two or more through holes 51 are arranged equidistantly along the periphery of the camera decoration 20.
  • the electronic device 100 further includes a conductive elastic sheet 70 fixed to the main board 40.
  • One end of the conductive elastic sheet 70 is electrically connected to the first antenna module 30, and the other end
  • the metal wires 60 of the pressure plate support 50 elastically interfere with each other.
  • the conductive elastic sheet 70 is provided with a fixed end 71 and an elastic contact end 72 extending from the fixed end 71.
  • the fixed end 71 is fixed to an end of the main board 40 facing the pressure plate support 50, and the elastic abutting end 72 elastically abuts against the first connecting end 61 of the metal wiring 60.
  • the conductive elastic sheet 70 serves as the feeding conductive device of the first antenna module 30, and the conductive elastic sheet 70 is responsible for the electrical signal transmission between the first antenna module 30 and the metal trace 60, and facilitates the transmission of the electrical signal on the pressure plate.
  • the metal wiring 60 can be maintained in the conducting state of the conductive elastic sheet 70 to facilitate the electrical connection between the first antenna module 30 and the camera decoration 20.
  • the fixed end 71 and the main board 40 are kept in a normally fixed state, and are kept in a normally conducting state with the feed signal output end of the first antenna module 30 on the main board 40, so that the first antenna module 30 and the
  • the conductive spring 70 maintains a constantly connected state.
  • the elastic contact end 72 is elastically deformed by the pressing force of the pressure plate support 50, so that the elastic contact end 72 is under the elastic deformation force
  • the first connection end 61 of the metal trace 60 can be firmly resisted. Utilizing the large effective coverage area of the first connecting end 61, the elastic abutting end 72 can effectively contact the first connecting end 61 of the metal wiring 60, and avoiding the conductive elastic member from contacting the metal. Line 60 is broken.
  • the fixed end 71 of the conductive elastic sheet 70 is welded to the first antenna module 30 on the main board 40 so that the first antenna module 30 and the conductive elastic sheet 70 are firmly connected.
  • the fixed end 71 of the conductive elastic piece 70 and the first antenna module 30 on the main board 40 can be connected through the socket to facilitate the disassembly and maintenance of the conductive elastic piece 70.
  • the fixed end 71 of the conductive elastic sheet 70 may also be bonded to the first antenna module 30 on the main board 40 via conductive adhesive, so that the conductive elastic sheet 70 and the main board 40 can be quickly assembled and firmly secured.
  • the first connection end 61 may be coated with an anti-oxidation layer to prevent oxidation of the first connection end 61 and ensure that the first connection end 61 is in effective contact with the conductive elastic sheet 70.
  • the first connection end 61 may also be coated with a scratch-resistant coating to increase the scratch resistance of the first connection end 61 and prevent the elastic contact end 72 from scratching the first connection end 61.
  • the electronic device 100 further includes an elastic conductive member 80 that is elastically compressed between the pressure plate support 50 and the camera decoration 20, and the camera decoration 20 is electrically conductive through the elastic
  • the member 80 is electrically connected to the metal trace 60.
  • the elastic conductive member 80 is assembled between the camera decoration 20 and the pressure plate bracket 50. One side of the elastic conductive member 80 is in contact with the bottom edge of the camera decoration 20, and the other side is in contact with the second connecting end 62 of the metal wiring 60.
  • the elastic conductive member 80 serves as a conductive device between the metal wiring 60 and the camera decoration 20, and the elastic conductive member 80 is responsible for the electrical connection between the second connecting end 62 of the metal wiring 60 and the camera decoration 20. Signal transmission.
  • the elastic conductive member 80 has conductive properties, and can be elastically deformed and compressed by the pressing force, so that the elastic conductive member 80 can tightly contact the metal trace 60 on the pressure plate support 50 and tightly contact the camera decoration member 20.
  • the metal wire 60 can be kept in a conductive state with the camera decoration 20 to facilitate the first antenna module 30 It is electrically connected to the camera decoration 20 to prevent the conductive elastic member from being disconnected from the metal wiring 60.
  • the elastic conductive member 80 can also make up for the assembly tolerance between the camera decoration 20 and the pressing plate bracket 50, and keep the metal running of the elastic conductive member 80 and the camera decoration 20 and the pressing plate bracket 50. Line 60 is always on.
  • the elastic conductive member 80 can also buffer the camera decoration 20 and the second connecting end 62 of the metal wiring 60 during the assembly process, so as to absorb the camera decoration 20 and the metal wiring 60. The assembling force of the two connecting ends 62 prevents the camera decoration 20 and the second connecting end 62 of the metal wiring 60 from being scratched and damaged, and ensures that the metal wiring 60 and the camera decoration 20 are safety.
  • the elastic conductive member 80 is conductive foam, and the elastic conductive member 80 is laminated and compressed between the pressure plate support 50 and the camera decoration 20.
  • the elastic conductive member 80 extends along the decorative long side 21 of the camera decorative member 20 to increase the contact area between the elastic conductive member 80 and the camera decorative member.
  • the elastic conductive member 80 is a metal conductive sheet in a bent shape.
  • the elastic conductive member 80 is a conductive film.
  • one end of the elastic conductive member 80 is adhered to the camera decoration member 20 via conductive adhesive, and the other end is in elastic contact with the metal trace 60 of the pressure plate support 50.
  • one end of the elastic conductive member 80 is bonded to the metal trace 60 of the pressure plate support 50 with conductive adhesive, and the other end elastically abuts against the edge of the camera decoration 20.
  • the electronic device 100 further includes a power feeding spring 90 fixed on the inner side of the back cover 10, one end of the power feeding spring 90 is electrically connected to the first antenna module 30, and the other end is connected to the camera decoration 20 Flexible resistance.
  • the structure of the feeding elastic piece 90 is substantially similar to the structure of the conductive elastic piece 70.
  • the feeding elastic piece 90 serves as a feeding signal transmission device of the first antenna module 30.
  • One end of the feed elastic piece 90 is fixed on the main board 40 and is connected to the first antenna module 30, and the other end directly elastically abuts the edge of the camera decoration 20.
  • the pressure plate support 50 is provided with a through hole, and the power feeding elastic piece 90 passes through the through hole of the pressure plate support 50 and elastically abuts against the camera decoration 20.
  • FIG. 11 is substantially the same as the embodiment shown in FIG.
  • a coupling device is provided between the first antenna module 30 and the camera decoration 20.
  • the coupling device can normally ensure that the feed signal of the first antenna module 30 is transmitted to the camera decoration 20, and the coupling device can form a capacitive device, and the coupling device can prevent a high-level signal from allowing a low voltage
  • the flat signal is passed through, that is, to avoid the direct connection between the camera decoration 20 and the first antenna module 30, so that the camera decoration 20 can receive the bottom level signal of the first antenna module 30 and communicate with the main board.
  • the high-level signal on the 40 is disconnected to prevent the high-level signal on the main board 40 from being transmitted to the camera decoration 20, that is, to prevent the user from touching the camera decoration 20 to get an electric shock.
  • the main board 40 is fixed to the side of the pressure plate support 50 with a first metal member 91 that is connected to the first antenna module 30, and the camera decoration 20 is fixed to the side of the pressure plate support 50 There is a second metal piece 92 that is connected to the camera decoration 20.
  • the first metal part 91 is coupled to the second metal part 92 to realize the coupling and feeding connection between the first antenna module 30 and the camera decoration part 20.
  • the first metal piece 91 and the second metal piece 92 pass through the pressure plate support 50 to be coupled and connected.
  • the main board 40 is fixed on the side facing the pressure plate support 50 with a first metal member 91 that is conductive with the first antenna module 30.
  • the first metal member 91 is coupled to the first connection end 61 of the metal trace 60 on the pressure plate support 50.
  • the second connecting end 62 of the metal trace 60 is connected to the camera decoration 20 via the elastic conductive member 80.
  • a second metal member 92 connected to the camera decoration 20 is fixed on the side of the camera decoration 20 facing the pressure plate bracket 50.
  • the second metal member 92 is coupled to the second connecting end 62 of the metal trace 60 on the pressure plate support 50.
  • the first connecting end 61 of the metal trace 60 is connected to the first antenna module 30 via the conductive elastic sheet 70.
  • the main board 40 is fixed with a first metal member 91 that is connected to the first antenna module 30 on the side facing the pressure plate support 50, and the camera decoration 20 is facing the A second metal piece 92 connected to the camera decoration 20 is fixed on one side of the pressure plate bracket 50.
  • the first metal piece 91 and the second metal piece 92 are respectively coupled to the first connection end 61 and the second connection end 62 of the metal trace 60 on the pressure plate support 50.
  • the electronic device 100 further includes a ground pole 110 fixed on the inner side of the back cover 10, and the camera decoration 20 faces the first antenna module 30
  • a grounding portion 29 is provided on one side of the, and the grounding portion 29 is electrically connected to the ground electrode 110.
  • the grounding portion 29 is electrically connected to the ground electrode 110, so that the camera decoration 20 is grounded, so as to prevent the camera decoration 20 from generating static electricity and prevent the user from touching the camera decoration 20. Electric shock.
  • the grounding portion 29 is disposed at the camera decoration 20 adjacent to the top short side 11 of the back cover 10, so that the grounding portion 29 to the camera decoration 20 are connected to the elastic conductive member The distance at 80 is farther, and the path length of the camera decoration 20 is increased.
  • the grounding portion 29 is disposed at the top short side 11 of the camera decoration 20 away from the back cover 10,
  • the grounding portion 29 is arranged at one of the decorative long sides 13 of the camera decoration 20.
  • the grounding portion 29 is directly connected to the ground electrode 110 to ensure that the camera decoration part and the ground electrode 110 are effectively connected.
  • the electronic device 100 further includes a ground elastic piece 120 fixedly connected to the ground portion 29, and the ground elastic piece 120 is electrically connected to the ground electrode 110.
  • the ground spring 120 passes through the pressure plate bracket 50 and is connected to the ground electrode 110 to simplify the grounding structure of the camera decoration 20.
  • the ground portion 29 is coupled to the ground pole 110 to simplify the connection structure between the camera decoration 20 and the ground level.
  • the ground electrode 110 is disposed on the main board 40 to facilitate the camera decoration 20 to be grounded via the main board 40.
  • the ground electrode 110 is arranged on the circuit board 102 connected to the main board 40 via the flexible circuit board 102 to facilitate the movement of the camera decoration 20 relative to the main board 40.
  • the first antenna module 30 is provided with a feed source 31 and a matching circuit 32 electrically connected to the feed source 31 and the metal trace 60.
  • the matching circuit 32 has the function of adjusting the antenna length and impedance matching.
  • the matching circuit 32 needs to be determined according to the original Smith image of the antenna.
  • the matching circuit 32 is formed by a combination of at least one capacitor and/or at least one inductance.
  • the matching circuit 32 is connected to the feed source 31 via a conductive circuit.
  • the matching circuit 32 and the feed source 31 are arranged on the main board 40, and an end of the matching circuit 32 away from the feed source 31 is connected to the conductive elastic sheet 70.
  • the matching circuit 32 is provided with a capacitor connected in series with the feed source 31 and the metal trace 60 and an inductor connected in parallel with the capacitor.
  • the matching circuit 32 is provided with an inductor connected in series with the feed source 31 and the metal trace 60 and a capacitor connected in parallel with the inductor.
  • the matching circuit 32 is provided with an inductor and a capacitor connected in series with the feed source 31 and the metal trace 60.
  • the electronic device 100 further includes a middle frame 130 that is covered with the back cover 10 and a camera module 140 fixed to the middle frame 130, and the camera decoration 20 is provided with a camera hole 24, and the camera hole 24 is directly opposite to the camera module 140.
  • the main board 40 is fixed to the middle frame 130, and the back cover 10 is closed with the middle frame 130.
  • the camera module 140 is fixed to the side of the main board 40 facing the pressure plate support 50.
  • the camera module 140 is a rear camera.
  • the camera module 140 obtains light through the camera hole 24.
  • the camera decoration 20 covers the camera module 140 and effectively protects the camera module 140.
  • the electronic device 100 is provided with a plurality of the camera modules 140, and the plurality of camera modules 140 are arranged in a direction parallel to the long side 13 of the back cover 10.
  • the camera decoration 20 is provided with a plurality of camera holes 24.
  • the electronic device 100 is further provided with a frame bracket 150 fixed to the peripheral side of the plurality of camera modules 140, and the frame bracket 150 stabilizes the plurality of camera modules 140.
  • the camera decoration 20 includes a metal frame 25 and a metal plate 26 fixed on the inner side of the metal frame 25, the camera hole 24 is provided on the metal plate 26, and the metal frame 25 is connected to the metal plate 26.
  • a fixing groove is formed between the metal plates 26, the electronic device 100 further includes a camera lens 160 fixed to the fixing groove, and the first antenna module 30 is electrically connected to the metal frame 25.
  • the metal plate 26 and the metal frame 25 are integrally formed.
  • the metal frame 25 forms the peripheral structure of the camera decoration 20.
  • the top of the camera decoration 20 is set on the metal frame 25.
  • the metal frame 25 may protrude relative to the outer surface 14 of the back cover 10 or be flush with the outer surface 14 of the back cover 10.
  • the metal plate 26 supports the camera lens 160 to increase the stability of the camera decoration 20 and the camera lens 160.
  • the elastic conductive member 80 elastically abuts against the bottom of the metal frame 25 so that the first antenna module 30 is electrically connected to the camera decoration 20.
  • the rear cover 10 is provided with a mounting hole 19
  • the camera decoration 20 is provided with a fixing portion 27 embedded in the mounting hole 19, and extends from the peripheral side of the fixing portion 27 to the rear cover
  • the skirt 28 on the inner side of the skirt 28 is provided with a feeding point, and the first antenna module 30 is electrically connected to the feeding point.
  • the fixing portion 27 is formed with the bottom of the metal frame 25.
  • the bottom of the metal frame 25 protrudes relative to the inner surface 15.
  • the skirt 28 is attached to the inner surface 15 and extends to increase the stability of the camera decoration 20 and the back cover 10.
  • the electronic device 100 further includes a light-transmitting cover 170 covering the middle frame 130 and a display screen 180 fixed between the light-transmitting cover 170 and the middle frame 130.
  • the display screen 180 displays light through the transparent cover 170.
  • the transparent cover 170 and the back cover 10 respectively form the front and rear parts of the electronic device 100.
  • the periphery of the back cover 10 and the periphery of the middle frame 130 are firmly connected, so that a cavity for accommodating the main board 40 and the pressure plate bracket 50 is formed between the back cover 10 and the middle frame 130.
  • There is a distance between the pressure plate support 50 and the inner surface of the back cover 10, and the size of the distance is determined by the assembly tolerance of the back cover 10 and the pressure plate support 50.
  • the camera decoration 20 is located at the rear of the electronic device 100, and the camera decoration 20 can face a relatively open space to increase the antenna clearance area of the camera decoration 20 , Improve the utilization of the camera decoration 20, and increase the antenna efficiency of the first antenna module 30 and the camera decoration 20.
  • the electronic device 100 further includes a second antenna module 190 fixed on the inner side of the back cover 10, and the second antenna module 190 is electrically connected to the edge of the middle frame 130 so that the The edge of the frame 130 generates an antenna signal.
  • the second antenna module 190 is disposed on the main board 40.
  • the second antenna module 190 is provided with a feed source and a matching circuit.
  • the middle frame 130 has a top edge 131 adjacent to the top short side 11 and two long edges 132 adjacent to the two long sides.
  • a frame radiator 191 is provided at the corner between the top short side 11 and the long edge 132 adjacent to the camera decoration 20, and the second antenna module 190 is electrically connected to the frame radiator 191, so that the frame radiator 191 can generate antenna signals.
  • the second antenna module 190 and the frame radiator 191 form a GPS antenna with an L1 frequency band. That is, the frame radiator 191 can generate an antenna signal with a resonance frequency band of 1.575GHz ⁇ 5MHz.
  • the second antenna module 190 and the frame radiator 191 are directly electrically connected via a feed spring.
  • the second antenna module 190 and the frame radiator 191 are coupled and fed.
  • the first antenna module 30 and the second antenna module 190 can be integrated on one antenna chip, and the first antenna module 30 and the second antenna module 190 pass through two antenna chips on one antenna chip.
  • the two different feeding ports are electrically connected to the camera decoration 20 and the frame radiator 191 respectively.
  • two different matching circuits are provided for the first antenna module 30 and the second antenna module 190 on one antenna chip, and the first antenna module 30 and the second antenna module 190 are respectively Two different matching circuits feed and connect the camera decoration 30 and the frame radiator 191.
  • a circuit for realizing the L5 frequency band provided in an antenna chip plus a matched filter circuit between the feed port of the chip and the camera decoration 20 can be regarded as the first antenna module 30 together.
  • a circuit for realizing the L1 frequency band provided in an antenna chip plus a matched filter circuit between the feed port of the chip and the frame radiator 191 can be regarded as the second antenna module 190.
  • the camera decoration 20 can receive the feed of the first antenna module 30, so that the camera decoration 20 can radiate antenna signals, sufficiently Utilizing the structural components of the electronic device 100 ensures that the clearance area of the antenna is increased, and the antenna efficiency is improved.

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Abstract

La présente invention concerne un dispositif électronique. Le dispositif électronique comprend un couvercle arrière, une plaque principale fixée sur le couvercle arrière, un élément décoratif de caméra intégré dans le couvercle arrière, un premier module d'antenne disposé sur la plaque principale, et un support de plaque de pression coiffé sur la plaque principale. Le support de plaque de pression est situé entre le couvercle arrière et la plaque principale, le support de plaque de pression est pourvu d'un câblage métallique électriquement connecté au premier module d'antenne, et l'élément décoratif de caméra est électriquement connecté au câblage métallique, de telle sorte que le premier module d'antenne est électriquement connecté à l'élément décoratif de caméra, de façon à alimenter l'élément décoratif de caméra et à permettre à l'élément décoratif de caméra de rayonner un signal d'antenne. L'élément décoratif de caméra est électriquement connecté au premier module d'antenne, l'élément décoratif de caméra peut recevoir la puissance fournie par le premier module d'antenne, de telle sorte que l'élément décoratif de caméra peut rayonner un signal d'antenne, utilisant l'intégralité d'un élément structurel du dispositif électronique, assurant une zone de dégagement accrue de l'antenne, et améliorant l'efficacité d'antenne.
PCT/CN2021/073601 2020-02-20 2021-01-25 Dispositif électronique WO2021164499A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN202020191632.1 2020-02-20
CN202010110306.8A CN113285207A (zh) 2020-02-20 2020-02-20 电子设备
CN202020191632.1U CN211556118U (zh) 2020-02-20 2020-02-20 电子设备
CN202010110306.8 2020-02-20

Publications (1)

Publication Number Publication Date
WO2021164499A1 true WO2021164499A1 (fr) 2021-08-26

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Application Number Title Priority Date Filing Date
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Country Status (1)

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WO (1) WO2021164499A1 (fr)

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WO2024103947A1 (fr) * 2022-11-15 2024-05-23 Oppo广东移动通信有限公司 Ensemble décoratif pour caméra, module de caméra et dispositif électronique

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CN206003953U (zh) * 2016-08-19 2017-03-08 上海与德通讯技术有限公司 移动终端
CN107493414A (zh) * 2017-09-20 2017-12-19 广东欧珀移动通信有限公司 摄像头组件、中框组件和移动终端
CN207283661U (zh) * 2017-09-20 2018-04-27 广东欧珀移动通信有限公司 摄像头组件、中框组件和移动终端
CN210780900U (zh) * 2019-11-07 2020-06-16 RealMe重庆移动通信有限公司 终端设备
CN211556118U (zh) * 2020-02-20 2020-09-22 Oppo广东移动通信有限公司 电子设备

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US20150155613A1 (en) * 2013-03-07 2015-06-04 Kabushiki Kaisha Toshiba Television receiver and electronic apparatus
CN105281010A (zh) * 2015-09-23 2016-01-27 深圳市信维通信股份有限公司 一种集成摄像头的天线结构
CN205039231U (zh) * 2015-09-23 2016-02-17 深圳市信维通信股份有限公司 一种集成摄像头的天线结构
CN206003953U (zh) * 2016-08-19 2017-03-08 上海与德通讯技术有限公司 移动终端
CN107493414A (zh) * 2017-09-20 2017-12-19 广东欧珀移动通信有限公司 摄像头组件、中框组件和移动终端
CN207283661U (zh) * 2017-09-20 2018-04-27 广东欧珀移动通信有限公司 摄像头组件、中框组件和移动终端
CN210780900U (zh) * 2019-11-07 2020-06-16 RealMe重庆移动通信有限公司 终端设备
CN211556118U (zh) * 2020-02-20 2020-09-22 Oppo广东移动通信有限公司 电子设备

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024103947A1 (fr) * 2022-11-15 2024-05-23 Oppo广东移动通信有限公司 Ensemble décoratif pour caméra, module de caméra et dispositif électronique

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