WO2018205356A1 - 蓝牙耳机 - Google Patents

蓝牙耳机 Download PDF

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Publication number
WO2018205356A1
WO2018205356A1 PCT/CN2017/089115 CN2017089115W WO2018205356A1 WO 2018205356 A1 WO2018205356 A1 WO 2018205356A1 CN 2017089115 W CN2017089115 W CN 2017089115W WO 2018205356 A1 WO2018205356 A1 WO 2018205356A1
Authority
WO
WIPO (PCT)
Prior art keywords
circuit board
control circuit
antenna
wire
conductive
Prior art date
Application number
PCT/CN2017/089115
Other languages
English (en)
French (fr)
Inventor
郭世文
吴海全
辛元发
余新
师瑞文
Original Assignee
深圳市冠旭电子股份有限公司
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 CN201720516843.6U external-priority patent/CN206908787U/zh
Priority claimed from CN201710338659.1A external-priority patent/CN107027079B/zh
Priority claimed from CN201720538477.4U external-priority patent/CN206922984U/zh
Application filed by 深圳市冠旭电子股份有限公司 filed Critical 深圳市冠旭电子股份有限公司
Priority to US16/499,329 priority Critical patent/US10924841B2/en
Publication of WO2018205356A1 publication Critical patent/WO2018205356A1/zh

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/10Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1041Mechanical or electronic switches, or control elements
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/44Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
    • H01Q1/46Electric supply lines or communication lines
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/10Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1016Earpieces of the intra-aural type
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/10Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1025Accumulators or arrangements for charging
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/10Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1033Cables or cables storage, e.g. cable reels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00Stereophonic arrangements
    • H04R5/033Headphones for stereophonic communication
    • H04R5/0335Earpiece support, e.g. headbands or neckrests
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00Details of connection covered by H04R, not provided for in its groups
    • H04R2420/07Applications of wireless loudspeakers or wireless microphones

Definitions

  • the present invention pertains to the field of headphones, and more particularly to a Bluetooth headset.
  • a Bluetooth headset generally includes two earplugs having a sounding unit, a controller, and wires electrically connecting the two earplugs to the controller respectively; the controller is provided with a power supply battery, a main control circuit board, and a Bluetooth module.
  • the main control board In order to improve the stability and strength of signal transmission, an antenna is also provided on the main control board.
  • the current antenna is set to a small size, resulting in a weak communication signal of the Bluetooth headset.
  • An object of the present invention is to provide a Bluetooth earphone to solve the problem that the wireless communication signal of the Bluetooth earphone existing in the prior art is weak.
  • the technical solution adopted by the present invention is: providing a Bluetooth earphone, comprising a left earplug and a right earplug respectively provided with a sounding unit, and a controller for controlling the left earplug and the right earplug
  • the controller includes a casing, a main control circuit board disposed in the casing, a battery installed in the casing, and a Bluetooth module for performing wireless communication, wherein the battery and the Bluetooth module respectively
  • the main control circuit board is electrically connected
  • the Bluetooth headset further includes a left wire electrically connecting the main control circuit board and the left earplug, and a right wire electrically connecting the main control circuit board and the right earplug
  • the Bluetooth headset further includes a cable antenna electrically connected to the main control circuit board; at least one of the casing, the left wire, and the right wire is mounted with the cable antenna.
  • the cable antenna includes a conductive inner core, a conductive outer layer, and an insulating layer disposed between the conductive inner core and the conductive outer layer, the conductive inner core and the main control circuit board Electrical connection.
  • the end of the cable antenna is provided with a signal transceiver end
  • the signal transceiver end includes a conductive segment and an insulating segment
  • the conductive segment is a section of the conductive inner core extending out of the end of the conductive outer layer
  • the insulating segment is a segment of the insulating layer extending from the end of the conductive outer layer, and the length of the signal transmitting end A quarter of the wavelength of the signal is transmitted and received.
  • the conductive outer layer is a shielding layer that is sleeved on the insulating layer.
  • the cable antenna further includes a protective outer layer disposed on the conductive outer layer, and the conductive outer layer is disposed between the insulating layer and the protective outer layer.
  • the casing is a mouth elastic collar having two ends, and the main control circuit board, the battery, and the bluetooth module are disposed in a middle portion of the casing.
  • the left wire and the right wire respectively extend from both ends of the casing.
  • the cable antenna is inserted into the casing from the corresponding end of the casing to be electrically connected to the main control circuit board.
  • the cable antenna and the left wire or the right wire form a multi-core cable.
  • the cable antenna on the left wire is spaced apart from the left wire or/and the cable antenna on the right wire is spaced apart from the right wire.
  • the casing includes a central control box, a left arm and a right arm respectively extending from both ends of the central control box, and a left control box connected to the free end of the left arm and A right control box connected to the free end of the right arm.
  • the cable antenna is installed in the casing, and the cable antenna extends away from the main control circuit board to the central control box, the left arm, and the right An arm, the left control box or the right control box.
  • a left control circuit board and the cable antenna are installed in the left control box, the left control circuit board is electrically connected to the main control circuit board, and the cable antenna surrounds the left control The circuit board is laid out and separated from the left control circuit board.
  • the left control circuit board is provided with a first antenna electrically connected to the cable antenna.
  • the first antenna is a printed antenna or a ceramic antenna.
  • a first flexible flat conductive line extends from the left control circuit board, and the first flexible flat conductive line is provided with a conductive layer electrically connected to the ground layer of the left control circuit board.
  • a right control circuit board and the cable antenna are installed in the right control box, and the right control circuit board is electrically connected to the main control circuit board, and the cable antenna surrounds the right control The circuit board is laid out and separated from the right control circuit board.
  • the right control circuit board is provided with a second antenna electrically connected to the cable antenna.
  • the second antenna is a printed antenna or a ceramic antenna.
  • a second flexible flat conductive line extends from the right control circuit board, and a conductive layer electrically connected to the ground layer of the right control circuit board is disposed on the second flexible flat conductive line.
  • the beneficial effects of the Bluetooth headset provided by the present invention are: Compared with the prior art, the present invention can be conveniently installed by installing a cable antenna in the casing or/and a left wire or/and a right wire.
  • the wiring arrangement of the cable antenna is convenient for determining the size, length and distribution position of the antenna, so as to improve the stability and strength of signal transmission, thereby improving the signal strength of the wireless communication of the Bluetooth headset and ensuring communication stability.
  • FIG. 1 is a schematic structural diagram of a Bluetooth headset according to Embodiment 1 of the present invention.
  • FIG. 2 is a schematic exploded view of a Bluetooth headset according to Embodiment 1 of the present invention.
  • FIG. 3 is a schematic structural view of the cable antenna of FIG. 2.
  • FIG. 4 is a schematic exploded view of the casing, the left control circuit board, and the right control circuit board of FIG. 2;
  • FIG. 5 is a second exploded view of the casing, the left control circuit board, and the right control circuit board of FIG. 4;
  • FIG. 6 is a schematic structural diagram of a printed antenna disposed on a left control circuit board according to Embodiment 1 of the present invention
  • FIG. 7 is a schematic structural diagram of a ceramic antenna disposed on a left control circuit board according to Embodiment 1 of the present invention
  • FIG. 8 is a schematic structural diagram of another ceramic antenna disposed on a left control circuit board according to Embodiment 1 of the present invention
  • FIG. 9 is a schematic structural diagram of a ceramic antenna disposed on a third left control circuit board according to Embodiment 1 of the present invention.
  • FIG. 10 is a structure of a combination of a left control circuit board and a first flexible circuit board according to Embodiment 1 of the present invention.
  • FIG. 11 and FIG. 12 are schematic structural diagrams showing another combination of a left control circuit board and a first flexible circuit board according to Embodiment 1 of the present invention, wherein FIG. 11 is a structural diagram of a left control circuit board, and FIG. 12 is a structural diagram of the left control circuit board. A structural diagram of the first flexible circuit board.
  • FIG. 12 is a schematic structural diagram of a Bluetooth headset according to Embodiment 2 of the present invention.
  • FIG. 13 is a schematic structural diagram of another cable antenna according to Embodiment 2 of the present invention.
  • the Bluetooth headset 100 includes a left earplug 11, a right earplug 12, a controller 20, a left wire 13, a right wire 14, and a cable antenna 30; a sounding unit is provided in the left earplug 11 to emit sound; and the right earplug 12 is also provided. There is a sounding unit to make a sound.
  • the left wire 13 is electrically connected to the left earplug 11 and the controller 20, and the right wire 14 is electrically connected to the right earplug 12 and the controller 20 to control the left earplug 11 and the right earplug 12 to sound through the controller 20.
  • the controller 20 includes a casing 21, a main control circuit board 22, a battery 24 and a Bluetooth module; the main control circuit board 22 is mounted in the casing 21, and the left wire 13 and the right wire 14 are respectively connected to the main control circuit board 22, thereby passing The main control circuit board 22 controls the left earplug 11 and the right earplug 12 to sound through the left wire 13 and the right wire 14, respectively; the battery 24 is installed in the casing 21, and the battery 24 is electrically connected to the main control circuit board 22 for power supply;
  • the module is electrically connected to the main control circuit board 22 for wireless communication, such as through a Bluetooth module and a smart phone; the cable antenna 30 is electrically connected to the main control circuit board 22 to enhance the signal transmission of the Bluetooth module.
  • Receiving sexual education improves the stability and strength of signal transmission; while cable antenna 30 is used, the position layout and shape setting of the antenna can be facilitated, and the length and size of the antenna can be easily set and selected.
  • the cable antenna 30 is disposed in the casing 21 to facilitate installation and positioning of the cable antenna 30.
  • the blue earphone 100 provided by the present invention has a lower cost by providing the cable antenna 30 than the prior art; and the cable antenna 30 is disposed in the casing 21, and the cable antenna 30 can be conveniently mounted and fixed. It is also convenient to determine the installation position of the cable antenna 30, and the layout of the cable antenna 30 can be conveniently configured to facilitate the determination of the size, length and distribution position of the antenna, so as to improve the stability and strength of signal transmission, thereby improving the Bluetooth headset 100.
  • the signal strength of wireless communication ensures stable communication.
  • the cable antenna 30 described above may be mounted on the left wire 13 or the right wire 14 as well.
  • the cable antenna 30 includes a conductive inner core 31, a conductive outer layer 33, and an insulating layer 32.
  • the inner core 31 is electrically connected to the main control circuit board 22, and the conductive outer layer 33 is electrically connected to the main control circuit board 22, so that the grounding serves as a shielding function, so that the cable antenna 30 is electrically connected to the main control circuit board 22, and further Electrically connected to the Bluetooth module.
  • the insulating layer 32 is disposed between the conductive inner core 31 and the conductive outer layer 33, and the insulating layer 32 is sleeved on the conductive inner core 31.
  • the conductive inner core 31 and the conductive outer layer 33 are respectively electrically connected to the main control circuit board 22 to act on the two poles of the antenna; and the insulating layer 32 is disposed between the conductive inner core 31 and the conductive outer layer 33.
  • the inner core 31 is isolated from the conductive outer layer 33 to prevent the conductive inner core 31 from being short-circuited with the conductive outer layer 33.
  • the insulating layer 32 is placed on the conductive inner core 31 to protect the conductive inner core 31.
  • an electric wire having an enameled wire may be used as the antenna, and any two of the electric wires may be used as the two poles of the antenna.
  • a twisted pair cable can also be used as the cable antenna 30.
  • the conductive outer layer 33 is a shielding layer disposed on the insulating layer 32.
  • This structure can use a wire with a shield as a wire antenna
  • the end of the cable antenna 30 is provided with a signal transceiver end, and the signal transceiver end includes a conductive segment and an insulating segment, and the conductive segment is a conductive inner core 3 1 Extending from the end of the conductive outer layer 33, the insulating segment is a section of the insulating layer 32 extending from the end of the conductive outer layer 33, and the length of the signal transmitting end is one quarter of the wavelength of the transceiving signal.
  • a portion of the end of the conductive core 31 that protrudes from the end of the conductive outer layer 33 is the above-mentioned conductive segment
  • a portion of the end of the insulating layer 32 that protrudes from the end of the conductive outer layer 33 is the insulating segment
  • the conductive segment is as described above.
  • the insulating segment constitutes the above-mentioned signal transmitting and receiving end to receive and transmit signals more stably, and the insulating segment can function to protect the conductive segment.
  • the end of the conductive core 31 may be directly used as the signal transmitting end as compared with the end of the conductive outer layer 33.
  • the cable antenna 30 further includes a protective outer layer 34 sleeved on the insulating layer 32, and the conductive outer layer 33 is disposed on the insulating layer 32 and protected. Between the outer layers 34.
  • the protective outer layer 34 is provided to protect the conductive outer layer 33.
  • the structure can be formed on the insulating layer 32 by the conductive outer layer 33, and then placed on the conductive outer layer 33 through the protective outer layer 34.
  • the protective outer layer 34 can be made of an insulating material for insulation and protection.
  • the cable antenna 30 is a coaxial wire
  • the conductive outer layer 33 is a shield of the coaxial wire
  • the conductive core 31 is the inner core of the coaxial wire.
  • the casing of the casing 21 is a mouth elastic collar having two ends, so that the controller 20 is a neck collar structure; the main control circuit board 22.
  • the battery 23 and the bluetooth module are disposed in the middle of the casing 21.
  • the casing 21 is arranged in an arc shape, which is convenient for wearing.
  • the controller 20 can also have an elongated structure.
  • the left wire 13 and the right wire 14 are respectively extended from both ends of the casing 21. In order to distinguish between left and right, it is convenient to install, and the same is convenient for processing. Of course, in other embodiments, the left wire 13 and the right wire 14 may also be extended from the middle of the neck collar.
  • the casing 21 includes a central control box 211, a left arm 212, and a right arm 213. , left control box 214 and right control box 215.
  • the left arm 212 and the right arm 213 are respectively extended from the two ends of the central control box 211, that is, the left arm 2 12 is connected to the left end of the central control box 211, and the right arm 213 is connected to the right end of the central control box 211, left.
  • the control box 214 is coupled to the free end of the left arm 212
  • the right control box 215 is coupled to the free end of the right arm 213.
  • the casing 21 is set as a central control box 211, a left arm 212, a right arm 213, a left control box 214, and a right control box 215 for convenient processing, and facilitates the arrangement and installation of various components in the controller 20.
  • the battery 24 is installed in the central control box 211
  • the main control circuit board 22 is installed in the central control box 211
  • the Bluetooth module is installed in the central control box 211.
  • the cable antenna 30 is mounted in one or more of the left arm 212, the right arm 213, the left control box 214, and the right control box 215.
  • the Bluetooth headset 100 provided by the present invention, at least one of the central control box 21, the left arm 212, the right arm 213, the left control box 214 and the right control box 215 A cable antenna 30 is mounted. Since the neck collar structure is relatively large, the cable antenna 30 is installed in any of the central control box 211, the left arm 212, the right arm 213, the left control box 214, and the right control box 215, and a larger antenna structure can be disposed. To improve the stability of the Bluetooth signal.
  • the cable antenna 30 when the cable antenna 30 is installed in the casing 21, the cable antenna 30 extends away from the main control circuit board 22 to the central control box. 2 11. Left arm 212, right arm 213, left control box 214 or right control box 215. This makes it easy to lay out the cable antenna 30.
  • the cable antenna 30 is installed in the left arm 212, and both ends of the cable antenna 30 extend into the central control box 211 and the left control box 214, respectively, to maximize the cable antenna 30.
  • a cable antenna 30 may also be laid out only in the left arm 212; or the cable antenna 30 may be laid out in the entire left arm 212; or the cable antenna 30 may be installed in the left control box 214; A cable antenna 30 is mounted in the control box 211.
  • the cable antenna 30 is mounted in the right arm 213, and the two ends of the cable antenna 30 extend into the central control box 211 and the right control box 215, respectively, to maximize the cable antenna 30. .
  • a cable antenna 30 may be laid out only in the right arm 213; or the cable antenna 30 may be laid out in the entire right arm 213; or the cable antenna 30 may be installed in the right control box 215; A cable antenna 30 is mounted in the control box 211.
  • the layout cable antenna 30 may be installed in one or more of the left arm 212, the right arm 213, the left control box 214, the right control box 215, or the central control box 211. . Further, the cable antenna 30 is laid out in one or several of the left arm 212, the right arm 213, the left control box 214, the right control box 215 or the central control box 211, and a plurality of cable antennas can be arranged in any part. 30, such as one, two, three equal number of cable antennas 30 are arranged in the left arm 2 12; or one, two, three equal number of cable antennas 30 are arranged in the right arm 213.
  • a left control circuit board 42 and a cable antenna 30 are mounted in the left control box 214, and the left control circuit board 42 and the main control circuit board 22 are electrically connected.
  • the cable antenna 30 is disposed around the left control circuit board 42 and separated from the left control circuit board 42. Since the left control box 214 is small in size, the cable antenna 30 is installed in the left control box 214, and the cable antenna 30 is disposed around the left control circuit board 42, so that the cable antenna 30 can be easily disposed.
  • the left control circuit board 42 is provided with a first antenna (not shown) electrically connected to the cable antenna 30.
  • the structure is provided with a first antenna on the left control circuit board 42 and can be coupled with the cable antenna 30 through the first antenna to improve signal transmission stability and signal transmission strength.
  • the cable antenna 30 can be electrically connected to the left control circuit board 42 and then electrically connected to the main control circuit board 22 via the left control circuit board 42 to facilitate connection of the cable antenna 30.
  • the first antenna may be a printed antenna or a ceramic antenna.
  • the first antenna is printed as produced on the left control circuit board 42.
  • a ceramic antenna can also be fabricated, and the ceramic antenna is mounted on the left control circuit board 42.
  • a first flexible flat conductive line extends from the left control circuit board 42 , and the first flexible flat conductive line A conductive layer electrically connected to the ground layer of the left control circuit board 42 is provided. Setting a first flexible flat conductive wire, A conductive layer is disposed in the first flexible flat conductive line, and the conductive layer is electrically connected to the ground layer of the left control circuit board 42 to enhance the signal strength of the cable antenna 30.
  • the signal strength of the first antenna can also be enhanced.
  • the first flexible flat conductive wire may use a flexible flat cable (ie, FFC) or a flexible circuit board (ie, FPC) to facilitate wiring and electricity.
  • FFC flexible flat cable
  • FPC flexible circuit board
  • a left control button 44 is mounted on the left control circuit board 42, for example, a volume up/down button may be provided on the left control circuit board 42 to facilitate control of the Bluetooth headset 100.
  • the left wire 13 can be connected to the left control circuit board 42 to facilitate the connection of the left wire 13 to be fixed.
  • a right control circuit board 41 and a cable antenna 30 are mounted in the right control box 215, and the right control circuit board 41 and the main control circuit board 22 are electrically charged.
  • the cable antenna 30 is disposed around the right control circuit board 41 and separated from the right control circuit board 41. Since the volume of the right control box 215 is small, the cable antenna 30 is installed in the right control box 215, and the cable antenna 30 is disposed around the right control circuit board 41, so that the cable antenna 30 can be conveniently arranged.
  • the right control circuit board 41 is provided with a second antenna (not shown) electrically connected to the cable antenna 30.
  • the structure is provided with a second antenna on the right control circuit board 41, and can be coupled with the cable antenna 30 through the second antenna to improve signal transmission stability and signal transmission strength.
  • the cable antenna 30 can be electrically connected to the right control circuit board 4 1 and then electrically connected to the main control circuit board 22 via the right control circuit board 41 to facilitate connection of the cable antenna 30.
  • the second antenna may be a printed antenna or a ceramic antenna.
  • the second antenna is printed on the right control circuit board 41.
  • a ceramic antenna can also be fabricated, and the ceramic antenna is mounted on the right control circuit board 41.
  • a second flexible flat conductive line extends from the right control circuit board 41, and the second flexible flat conductive line A conductive layer electrically connected to the ground layer of the right control circuit board 41 is provided.
  • a second flexible flat conductive line is disposed, and a conductive layer is disposed in the second flexible flat conductive line to electrically connect the conductive layer to the ground layer of the right control circuit board 41 to enhance the signal strength of the cable antenna 30.
  • the antenna ⁇ can also enhance the signal strength of the second antenna.
  • the second flexible flat conductive wire may use a flexible flat cable (ie, FFC) or a flexible circuit board (ie, FPC) to facilitate wiring and electricity. Sexual connection.
  • FFC flexible flat cable
  • FPC flexible circuit board
  • a right control button 43 is mounted on the right control circuit board 41.
  • a button for playing, pause, or the like can be set on the right control circuit board 41 to facilitate control of the Bluetooth headset 100.
  • the right wire 14 can be connected to the right control circuit board 41 to facilitate the connection of the connection of the right wire 14.
  • only one of the left control circuit board 42 and the right control circuit board 41 may be provided.
  • a first printed antenna (not shown) is disposed on the main control circuit board 22.
  • a first printed antenna is disposed on the main control circuit board 22, and the first printed antenna can be coupled with the cable antenna 30 to improve the strength and stability of signal transmission.
  • the Bluetooth headset 100 further includes a flexible circuit board 46, and the flexible circuit board 46 is electrically connected to the main control circuit board 22, and the flexible circuit board A second printed antenna (not shown) is provided on the 46.
  • a second printed antenna is disposed on the flexible circuit board 46, and the second printed antenna can be mated with the cable antenna 30 to improve the strength and stability of signal transmission.
  • a second printed antenna is disposed on the flexible circuit board 46 to facilitate layout and shape setting of the second printed antenna.
  • a third printed antenna is printed on the casing, such as the left arm 212, the right arm 213, the left control box 214, and the right
  • a third printed antenna is printed on one or more of the control box 215 or the central control box 211 for use with the cable antenna 30 to increase the strength and stability of signal transmission.
  • the cable antenna 30 may be mounted on the left wire 13 or the right wire 14 to facilitate the device layout of the antenna.
  • the cable antenna 30 includes a conductive inner core 31, a conductive outer layer 33, and an insulating layer 32.
  • the inner core 31 is electrically connected to the main control circuit board 22, and the conductive outer layer 33 is electrically connected to the main control circuit board 22, thereby connecting The grounding function is shielded, so that the cable antenna 30 is electrically connected to the main control circuit board 22, and is electrically connected to the Bluetooth module.
  • the insulating layer 32 is disposed between the conductive inner core 31 and the conductive outer layer 33, and the insulating layer 32 is sleeved on the conductive inner core 31.
  • the conductive inner core 31 and the conductive outer layer 33 are respectively electrically connected to the main control circuit board 22 to act on the two poles of the antenna; and the insulating layer 32 is disposed between the conductive inner core 31 and the conductive outer layer 33 to conduct electricity.
  • the inner core 31 is isolated from the conductive outer layer 33 to prevent the conductive inner core 31 from being short-circuited with the conductive outer layer 33.
  • the insulating layer 32 is placed on the conductive inner core 31 to protect the conductive inner core 31.
  • an electric wire having an enameled wire may be used as the antenna, and any two of the electric wires may be used as the two poles of the antenna.
  • a twisted pair cable can also be used as the cable antenna 30.
  • the conductive outer layer 33 is a shielding layer disposed on the insulating layer 32.
  • This structure can use a wire with a shield as a wire antenna
  • the end of the cable antenna 30 is provided with a signal transceiver end, and the signal transceiver end includes a conductive segment and an insulating segment, and the conductive segment is a conductive inner core 3 1 Extending from the end of the conductive outer layer 33, the insulating segment is a section of the insulating layer 32 extending from the end of the conductive outer layer 33, and the length of the signal transmitting end is one quarter of the wavelength of the transceiving signal.
  • a portion of the end of the conductive core 31 that protrudes from the end of the conductive outer layer 33 is the above-mentioned conductive segment
  • a portion of the end of the insulating layer 32 that protrudes from the end of the conductive outer layer 33 is the insulating segment
  • the conductive segment is as described above.
  • the insulating segment constitutes the above-mentioned signal transmitting and receiving end to receive and transmit signals more stably, and the insulating segment can function to protect the conductive segment.
  • the end of the conductive core 31 may be directly used as the signal transmitting end as compared with the end of the conductive outer layer 33.
  • the cable antenna 30 further includes a protective outer layer 34 over the insulating layer 32.
  • the conductive outer layer 33 is disposed on the insulating layer 32 and protected. Between layers 34. Providing the protective outer layer 34 serves to protect the conductive outer layer 33.
  • the structure can process the conductive outer layer 33 on the insulating layer 32 and then cover the conductive outer layer 33 through the protective outer layer 34.
  • the protective outer layer 34 can be made of an insulating material to provide insulation and protection.
  • the cable antenna 30 is a coaxial wire
  • the conductive outer layer 33 is a shield of the coaxial wire
  • the conductive core 31 is the core of the coaxial wire.
  • the left wire 13 and the right wire 14 are respectively extended from both ends of the casing 21. In order to distinguish between left and right, it is convenient to install, and the same is convenient for processing. Of course, in other embodiments, the left wire 13 and the right wire 14 may also be extended from the middle of the neck collar.
  • the insulating sleeve 32 is provided with a conductive wire (not shown) for electrical connection. Conductive wires are disposed in the insulating sleeve 32.
  • the conductive wires can be electrically connected to each other to electrically connect the left control circuit board 42 to the main control circuit board 22.
  • the conductive line can be used as an electrical connection line to electrically connect the right control circuit board 41 to the main control circuit board 22.
  • the conductive wire needs to be insulated from the conductive inner core 31, such as using an enameled wire for the conductive wire and the conductive inner core 31, or using a wire structure with an insulating sheath for the conductive wire.
  • an insulating sleeve can be provided and the conductive wire and cable antenna 30 can be integrated into the insulating sleeve.
  • FIG. 6 is an antenna printed on a circuit board, and the antenna can be used as the first antenna or/and the first antenna.
  • Two antenna are printed on a circuit board, and the antenna can be used as the first antenna or/and the first antenna.
  • the ceramic antenna provided in FIG. 7 may be used. Structure
  • the ceramic antenna provided in FIG. 8 may be used. Structure
  • the ceramic antenna provided in FIG. 9 may be used. Structure
  • FIG. 10 discloses a structure in which a first flexible circuit board extends on the left control circuit board 42 for convenience. Ground connection to increase signal strength.
  • FIG. 11 and FIG. 12 discloses another structure of the left control circuit board 42;
  • FIG. 12 discloses another A first flexible circuit board structure, the first flexible circuit board being an FPC copper 45 structure.
  • the FPC copper 45 can be connected to the ground plane of the left control board 42 using ⁇ .
  • the difference between the Bluetooth headset 100 of the embodiment and the Bluetooth headset of the first embodiment is as follows:
  • the cable antenna 30 is mounted on the left wire 13 to facilitate the device layout of the antenna.
  • the cable antenna 30 described above may also be mounted on the right wire 14.
  • the cable antenna 30 described above may be mounted on the left and right wires 13 and 14.
  • the cable antenna 30 is mounted in at least one of the left wire 13, the right wire 14 and the controller 20, which facilitates the wiring arrangement of the cable antenna 30, and is convenient for determining the size, length and distribution position of the antenna, so as to improve the signal.
  • the stability and strength of the transmission thereby improving the signal strength of the wireless communication of the Bluetooth headset 100, and ensuring communication stability.
  • the cable antenna 30 Since the cable antenna 30 is used, it is convenient to bend the antenna to facilitate the installation and layout of the antenna, such as fixing the cable antenna 30 to the left wire 13, or fixing the cable antenna 30 to the right wire 14; In the embodiment, the cable antenna 30 may be disposed on the left wire 13 and the right wire 14 in the same manner.
  • the cable antenna 30 is electrically connected to the main control circuit board 22 from the corresponding end of the casing 21 into the casing 21.
  • the cable antenna 30 extends from the left end of the casing 21 into the casing 21, and is electrically connected to the main control circuit board 22, so that the cable antenna 30 can be further Good is connected to the left wire 13 and remains in conformity with the shape of the left wire 13.
  • the cable antenna 30 is mounted on the right wire 14
  • the cable antenna 30 extends into the casing 21 from the right end of the casing 21, and is electrically connected to the main control circuit board 22, so that the cable antenna can be made.
  • 30 is better connected to the right wire 14 and remains in conformity with the shape of the right wire 14.
  • the cable antenna 30 on the left wire 13 is spaced apart from the left wire 13 or/and the cable antenna 30 on the right wire 14 is The right wire 14 is separated by a weir. That is, if the cable antenna 30 is mounted on the left wire 13, the cable antenna 30 is spaced apart from the left wire 13 to prevent the left wire 13 from affecting the signal transmission and reception of the cable antenna 30. When the cable antenna 30 is mounted on the right wire 14, the cable antenna 30 is spaced apart from the right wire 14 to prevent the right wire 14 from affecting the signal transmission and reception of the cable antenna 30. [0094] Further, referring to FIG. 12 and FIG.
  • the insulating sleeve 32 is provided with a conductive line 35 for connecting the main control circuit board 22 and the sounding unit.
  • the conductive wire 35 is disposed in the insulating sleeve 32.
  • the sounding unit of the corresponding earplug and the main control circuit board 22 can be electrically connected, that is, the left wire 13 and the cable antenna 30 are integrated, or
  • the right wire 14 is integrated with the cable antenna 30, that is, the cable antenna 30 and the left wire 13 or the right wire 14 form a multi-core cable.
  • the conductive wire 35 needs to be insulated from the conductive inner core 31.
  • the conductive wire 35 and the conductive inner core 31 are both made of an enamel wire, or the conductive wire 35 is made of a wire structure with an insulating sheath.
  • an insulating sleeve can be provided and the conductive wire and cable antenna 30 can be integrated into the insulating sleeve.
  • the conductive wire can be used both as the left wire 13 and as the right wire 14.

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  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
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  • Headphones And Earphones (AREA)
  • Details Of Aerials (AREA)
  • Structure Of Receivers (AREA)

Abstract

本方案提供了一种蓝牙耳机(100),包括左耳塞(11)与右耳塞(12)和控制器(20),控制器(20)包括机壳(21)、主控电路板(22)、电池(23)和蓝牙模块,蓝牙耳机(100)还包括左导线(13)、右导线(14)和与主控电路板(22)电性连接的电缆天线(30);至少机壳(21)、左导线(13)、右导线(14)中之一上安装有电缆天线(30)。本方案通过设置电缆天线(30),而在机壳中或/和左导线或/和右导线上安装电缆天线,可以方便电缆天线的布线设置,便于确定天线的大小、长度与分布位置,以便提高信号传输的稳定性与强度,进而提高该蓝牙耳机无线通信的信号强度,保证通信稳定。

Description

蓝牙耳机
技术领域
[0001] 本发明属于耳机领域, 更具体地说, 是涉及一种蓝牙耳机。
背景技术
[0002] 蓝牙耳机一般包括具有发声单元的两个耳塞、 控制器和分别将两个耳塞与控制 器电性相连的导线; 控制器中设有供电电池、 主控电路板和蓝牙模块。 为了提 高信号传输的稳定性与强度, 主控电路板上还会设置天线。 然而受主控电路板 的限制, 当前天线均设置较小, 导致蓝牙耳机通信信号较弱。
技术问题
[0003] 本发明的目的在于提供一种蓝牙耳机, 以解决现有技术中存在的蓝牙耳机的无 线通信信号较弱的问题。
问题的解决方案
技术解决方案
[0004] 为实现上述目的, 本发明采用的技术方案是: 提供一种蓝牙耳机, 包括分别设 置有发声单元的左耳塞与右耳塞和用于控制所述左耳塞与所述右耳塞的控制器 , 所述控制器包括机壳、 设于所述机壳中的主控电路板、 安装于所述机壳中的 电池和用于进行无线通信的蓝牙模块, 所述电池、 蓝牙模块分别与所述主控电 路板电性连接, 所述蓝牙耳机还包括电性连接所述主控电路板与所述左耳塞的 左导线和电性连接所述主控电路板与所述右耳塞的右导线, 所述蓝牙耳机还包 括与所述主控电路板电性连接的电缆天线; 至少所述机壳、 所述左导线、 所述 右导线中之一上安装有所述电缆天线。
[0005] 进一步地, 所述电缆天线包括导电内芯、 导电外层和设于所述导电内芯与所述 导电外层之间的绝缘层, 所述导电内芯与所述主控电路板电性连接。
[0006] 进一步地, 所述电缆天线的末端设有信号收发端, 所述信号收发端包括导电段 和绝缘段, 所述导电段为所述导电内芯延伸出所述导电外层末端的一段, 所述 绝缘段为所述绝缘层延伸出所述导电外层末端的一段, 所述信号收发端的长度 为收发信号波长的四分之一。
[0007] 进一步地, 所述导电外层为套设于所述绝缘层上的屏蔽层。
[0008] 进一步地, 所述电缆天线还包括套设于所述导电外层上的保护外层, 所述导电 外层设于所述绝缘层与所述保护外层之间。
[0009] 进一步地, 所述机壳为一具有两端的幵口弹性项圈, 所述主控电路板、 所述电 池、 所述蓝牙模块设置于所述机壳中部。
[0010] 进一步地, 所述左导线和所述右导线分别由所述机壳的两端延伸出。
[0011] 进一步地, 所述电缆天线由所述机壳的相应端伸入该机壳中与所述主控电路板 电性连接。
[0012] 进一步地, 所述电缆天线和所述左导线或所述右导线形成多芯电缆。
[0013] 进一步地, 所述左导线上的所述电缆天线与该左导线间隔分离幵或 /和所述右 导线上的所述电缆天线与该右导线间隔分离幵。
[0014] 进一步地, 所述机壳包括中控盒、 分别由所述中控盒的两端延伸的左支臂与右 支臂、 与所述左支臂的自由端相连的左控制盒和与所述右支臂的自由端相连的 右控制盒。
[0015] 进一步地, 所述机壳中安装有所述电缆天线, 且所述电缆天线向远离所述主控 电路板的方向延伸至所述中控盒、 所述左支臂、 所述右支臂、 所述左控制盒或 所述右控制盒。
[0016] 进一步地, 所述左控制盒中安装有左控制电路板和所述电缆天线, 所述左控制 电路板与所述主控制电路板电性连接, 所述电缆天线围绕所述左控制电路板布 设并与所述左控制电路板分离幵。
[0017] 进一步地, 所述左控制电路板上设有与所述电缆天线电性相连的第一天线。
[0018] 进一步地, 所述第一天线为印刷天线或陶瓷天线。
[0019] 进一步地, 所述左控制电路板上延伸出第一柔性扁平导电线, 所述第一柔性扁 平导电线上设有与所述左控制电路板的接地层电性连接的导电层。
[0020] 进一步地, 所述右控制盒中安装有右控制电路板和所述电缆天线, 所述右控制 电路板与所述主控制电路板电性连接, 所述电缆天线围绕所述右控制电路板布 设并与所述右控制电路板分离幵。 [0021] 进一步地, 所述右控制电路板上设有与所述电缆天线电性相连的第二天线。
[0022] 进一步地, 所述第二天线为印刷天线或陶瓷天线。
[0023] 进一步地, 所述右控制电路板上延伸出第二柔性扁平导电线, 所述第二柔性扁 平导电线上设有与所述右控制电路板的接地层电性连接的导电层。
发明的有益效果
有益效果
[0024] 本发明提供的蓝牙耳机的有益效果在于: 与现有技术相比, 本发明通过设置电 缆天线, 而在机壳中或 /和左导线或 /和右导线上安装电缆天线, 可以方便电缆天 线的布线设置, 便于确定天线的大小、 长度与分布位置, 以便提高信号传输的 稳定性与强度, 进而提高该蓝牙耳机无线通信的信号强度, 保证通信稳定。 对附图的简要说明
附图说明
[0025] 为了更清楚地说明本发明实施例中的技术方案, 下面将对实施例或现有技术描 述中所需要使用的附图作简单地介绍, 显而易见地, 下面描述中的附图仅仅是 本发明的一些实施例, 对于本领域普通技术人员来讲, 在不付出创造性劳动性 的前提下, 还可以根据这些附图获得其他的附图。
[0026] 图 1为本发明实施例一提供的蓝牙耳机的结构示意图;
[0027] 图 2为本发明实施例一提供的蓝牙耳机的分解结构示意图;
[0028] 图 3为图 2中电缆天线的结构示意图。
[0029] 图 4为图 2中机壳与左控制电路板、 右控制电路板的分解结构示意图一;
[0030] 图 5为图 4中机壳与左控制电路板、 右控制电路板的分解结构示意图二;
[0031] 图 6为本发明实施例一提供的左控制电路板上设置印刷天线的结构示意图; [0032] 图 7为本发明实施例一提供的一种左控制电路板设置陶瓷天线的结构示意图; [0033] 图 8为本发明实施例一提供的另一种左控制电路板设置陶瓷天线的结构示意图
[0034] 图 9为本发明实施例一提供的第三种左控制电路板设置陶瓷天线的结构示意图
[0035] 图 10为本发明实施例一提供的一种左控制电路板与第一柔性电路板结合的结构 示意图;
[0036] 图 11与图 12为本发明实施例一提供的另一种左控制电路板与第一柔性电路板结 合的结构示意图, 其中, 图 11为左控制电路板的结构图, 图 12为第一柔性电路 板的结构图。
[0037] 图 12为本发明实施例二提供的蓝牙耳机的结构示意图;
[0038] 图 13为本发明实施例二提供的另一种电缆天线的结构示意图。
[0039] 其中, 图中各附图主要标记:
[0040] 100-蓝牙耳机; 11-左耳塞; 12-右耳塞; 13-左导线; 14-右导线; 20-控制器; 2 1-机壳; 211-中控盒; 212-左支臂; 213-右支臂; 214-左控制盒; 215-右控制盒 ; 22-主控电路板; 23-电池; 30-电缆天线; 31-导电内芯; 32-绝缘层; 33-导电 外层; 34-保护外层; 35-导电线; 41-右控制电路板; 42-左控制电路板; 43-右控 制按键; 44-左控制按键; 46-柔性电路板。
本发明的实施方式
[0041] 为了使本发明所要解决的技术问题、 技术方案及有益效果更加清楚明白, 以下 结合附图及实施例, 对本发明进行进一步详细说明。 应当理解, 此处所描述的 具体实施例仅仅用以解释本发明, 并不用于限定本发明。
[0042] 需要说明的是, 当元件被称为 "固定于"或"设置于"另一个元件, 它可以直接在 另一个元件上或者间接在该另一个元件上。 当一个元件被称为是 "连接于"另一个 元件, 它可以是直接连接到另一个元件或间接连接至该另一个元件上。 术语"安 装"、 "相连"、 "连接 "应做广义理解, 例如, 可以是固定连接, 也可以是可拆卸 连接, 或一体地连接; 可以是机械连接, 也可以是电连接; 可以是直接相连, 也可以通过中间媒介间接相连, 可以是两个元件内部的连通或两个元件的相互 作用关系。 对于本领域的普通技术人员而言, 可以根据具体情况理解上述术语 在本发明中的具体含义。
[0043] 还需要说明的是, 本实施例中的左、 右、 上、 下等方位用语, 仅是互为相对概 念或是以产品的正常使用状态为参考的, 而不应该认为是具有限制性的。
[0044] 实施例一: [0045] 请参阅图 1至图 5, 现对本发明提供的蓝牙耳机 100进行说明。 所述蓝牙耳机 100 , 包括左耳塞 11、 右耳塞 12、 控制器 20、 左导线 13、 右导线 14和电缆天线 30; 左耳塞 11中设有发声单元, 以便发出声音; 右耳塞 12中也设有发声单元, 以便 发出声音。 左导线 13电性连接左耳塞 11与控制器 20, 右导线 14电性连接右耳塞 1 2与控制器 20, 以通过控制器 20来控制左耳塞 11与右耳塞 12发声。 控制器 20包括 机壳 21、 主控电路板 22、 电池 24和蓝牙模块; 主控电路板 22安装在机壳 21中, 左导线 13与右导线 14分别与主控电路板 22相连, 从而通过主控电路板 22经左导 线 13与右导线 14分别控制左耳塞 11与右耳塞 12发声; 电池 24安装在机壳 21中, 且电池 24与主控电路板 22电性相连, 以便供电; 蓝牙模块与主控电路板 22电性 相连, 以便通过无线通信, 如通过蓝牙模块与智能手机等设备实现无线通信; 电缆天线 30与主控电路板 22电性相连, 以便增强蓝牙模块的信号发射与接收性 育 , 提高信号传输的稳定性与强度; 而使用电缆天线 30, 可以方便天线的位置 布局、 形状设置, 同吋便于天线的长度、 大小设置与选择。 本实施例中, 电缆 天线 30设于机壳 21中, 以便于电缆天线 30的安装固定及位置设置。
[0046] 本发明提供的蓝牙耳机 100, 与现有技术相比, 本发明通过设置电缆天线 30, 成本低; 并将电缆天线 30布局在机壳 21中, 可以方便对电缆天线 30进行安装固 定, 也便于确定电缆天线 30的安装位置, 同吋可以方便对电缆天线 30进行布局 造型, 便于确定天线的大小、 长度与分布位置, 以便提高信号传输的稳定性与 强度, 进而提高该蓝牙耳机 100无线通信的信号强度, 保证通信稳定。
[0047] 当然, 在其它实施例中, 还可以同吋在左导线 13或 /和右导线 14上安装有上述 电缆天线 30。
[0048] 进一步地, 请一并参阅图 1至图 3, 作为本发明提供的蓝牙耳机 100的一种具体 实施方式, 电缆天线 30包括导电内芯 31、 导电外层 33和绝缘层 32, 导电内芯 31 与主控电路板 22电性连接, 导电外层 33与主控电路板 22电性连接, 从而接地起 屏蔽作用, 这样即将该电缆天线 30与主控电路板 22电性连接, 进而与蓝牙模块 电性连接。 绝缘层 32设于导电内芯 31与导电外层 33之间, 且绝缘层 32套于导电 内芯 31上。 通过将导电内芯 31与导电外层 33分别与主控电路板 22电性相连, 以 作用天线的两极; 而将绝缘层 32设在导电内芯 31与导电外层 33之间, 可以将导 电内芯 31与导电外层 33相隔离, 以防止导电内芯 31与导电外层 33短路。 而将绝 缘层 32套在导电内芯 31上, 可以起到保护导电内芯 31的作用。 当然, 在其它一 些实施例中, 也可以使用具有漆包线的电线作为天线, 而将电线中任意两根作 为天线的两极。 在还有一些实施例中, 也可以使用双绞线作为电缆天线 30。
[0049] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 导电外层 33 为套于绝缘层 32上的屏蔽层。 该结构可以使用具有屏蔽层的导线作为电线天线
[0050] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 电缆天线 30 的末端设有信号收发端, 信号收发端包括导电段和绝缘段, 导电段为导电内芯 3 1延伸出导电外层 33末端的一段, 绝缘段为绝缘层 32延伸出导电外层 33末端的一 段, 信号收发端的长度为收发信号波长的四分之一。 即导电内芯 31末端相比于 导电外层 33末端伸出的一段为上述导电段, 而绝缘层 32末端相比于导电外层 33 末端伸出的一段为上述绝缘段, 上述导电段与上述绝缘段构成上述信号收发端 , 以更为稳定地接收与发射信号, 绝缘段可以起到保护导电段的作用。 在还有 一些实施例中, 如果导电内芯 31使用硬质金属线, 则可以使导电内芯 31末端相 比于导电外层 33末端伸出的一段直接作为上述信号收发端。
[0051] 进一步地, 作为本实用新型提供的蓝牙耳机 100的一种具体实施方式, 电缆天 线 30还包括套于绝缘层 32上的保护外层 34, 导电外层 33设于绝缘层 32与保护外 层 34之间。 设置保护外层 34, 可以起到保护导电外层 33的作用。 该结构可以将 导电外层 33加工制作在绝缘层 32上, 再通过保护外层 34套在导电外层 33上。 保 护外层 34可以使用绝缘材料制作, 以起到绝缘与保护的作用。 当然, 电缆天线 3 0为同轴导线吋, 导电外层 33为同轴导线的屏蔽层, 导电内芯 31为同轴导线的内 心。
[0052] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 机壳 21机壳 为一具有两端的幵口弹性项圈, 以使控制器 20为颈项圈结构; 主控电路板 22、 电池 23、 蓝牙模块设置于机壳 21中部。 使用颈项圈结构作为控制器 20, 可以佩 带在用户的脖颈上。 而将机壳 21设置呈圆弧状, 可以方便佩带。 当然, 在其它 实施例中, 控制器 20也可以呈长条形结构。 [0053] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 左导线 13和 右导线 14分别由机壳 21的两端延伸出。 以便于左右区分, 方便安装, 同吋也方 便加工制作。 当然, 在其它实施例中, 也可以将左导线 13与右导线 14从颈项圈 的中部延伸而出。
[0054] 进一步地, 请参阅图 2、 图 4和图 5, 作为本发明提供的蓝牙耳机 100的一种具体 实施方式, 机壳 21包括中控盒 211、 左支臂 212、 右支臂 213、 左控制盒 214和右 控制盒 215。 左支臂 212与右支臂 213分别由中控盒 211的两端延伸出, 即左支臂 2 12与中控盒 211的左端相连, 右支臂 213与中控盒 211的右端相连, 左控制盒 214 与左支臂 212的自由端相连, 右控制盒 215与右支臂 213的自由端相连。 将机壳 21 设置为中控盒 211、 左支臂 212、 右支臂 213、 左控制盒 214和右控制盒 215, 以方 便加工制作, 同吋便于控制器 20中各部件的布置与安装。
[0055] 进一步地, 电池 24安装在中控盒 211中, 主控制电路板 22安装在中控盒 211中, 蓝牙模块安装在中控盒 211中。 而在左支臂 212、 右支臂 213、 左控制盒 214和右 控制盒 215中的一个或几个中安装电缆天线 30。
[0056] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 至少中控盒 2 11、 左支臂 212、 右支臂 213、 左控制盒 214与右控制盒 215中之一安装有电缆天 线 30。 由于颈项圈结构相对较大, 在中控盒 211、 左支臂 212、 右支臂 213、 左控 制盒 214与右控制盒 215中任一部分中安装电缆天线 30, 均可以设置较大的天线 结构, 以提高蓝牙信号的稳定性。
[0057] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 当机壳 21中 安装有电缆天线 30吋, 电缆天线 30向远离主控制电路板 22的方向延伸至中控盒 2 11、 左支臂 212、 右支臂 213、 左控制盒 214或右控制盒 215。 从而可以方便布局 电缆天线 30。
[0058] 进一步地, 本实施例中, 左支臂 212中安装有电缆天线 30, 且电缆天线 30的两 端分别延伸至中控盒 211与左控制盒 214中, 以最大化设置电缆天线 30。 在其它 一些实施例中, 也可以仅在左支臂 212中布局一段电缆天线 30; 或者在整个左支 臂 212中布局电缆天线 30; 或者在左控制盒 214中安装电缆天线 30; 或者在中控 盒 211中安装电缆天线 30。 [0059] 进一步地, 本实施例中, 右支臂 213中安装有电缆天线 30, 且电缆天线 30的两 端分别延伸至中控盒 211与右控制盒 215中, 以最大化设置电缆天线 30。 在其它 一些实施例中, 也可以仅在右支臂 213中布局一段电缆天线 30; 或者在整个右支 臂 213中布局电缆天线 30; 或者在右控制盒 215中安装电缆天线 30; 或者在中控 盒 211中安装电缆天线 30。
[0060] 当然, 在其它一些实施例中, 可以在左支臂 212、 右支臂 213、 左控制盒 214、 右控制盒 215或中控盒 211中的一个或几个中安装布局电缆天线 30。 进一步地, 在左支臂 212、 右支臂 213、 左控制盒 214、 右控制盒 215或中控盒 211中的一个或 几个中布局电缆天线 30吋, 可以任意部件中布局多根电缆天线 30, 如在左支臂 2 12中布局一根、 两根、 三根等数量的电缆天线 30; 或者在右支臂 213中布局一根 、 两根、 三根等数量的电缆天线 30。
[0061] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 左控制盒 214 中安装有左控制电路板 42和电缆天线 30, 左控制电路板 42与主控制电路板 22电 性相连, 电缆天线 30围绕左控制电路板 42布设并与左控制电路板 42分离幵。 由 于左控制盒 214的体积较小, 在左控制盒 214中安装电缆天线 30, 将电缆天线 30 围绕左控制电路板 42布设, 可以方便布设电缆天线 30。
[0062] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 左控制电路 板 42上设有与电缆天线 30电性相连的第一天线 (图中未示出) 。 该结构在左控 制电路板 42上设置第一天线, 可以通过第一天线与电缆天线 30配合, 提高信号 传输的稳定性与信号传输强度。 更进一步地, 电缆天线 30可以与左控制电路板 4 2电性相连, 再经左控制电路板 42与主控制电路板 22电性相连, 以方便连接电缆 天线 30。
[0063] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 第一天线可 以为印刷天线或陶瓷天线。 如在左控制电路板 42上印刷制作出第一天线。 当然 , 也可以制作出陶瓷天线, 再将陶瓷天线安装在左控制电路板 42上。
[0064] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 左控制电路 板 42上延伸出第一柔性扁平导电线 (图中未示出) , 第一柔性扁平导电线上设 有与左控制电路板 42的接地层电性连接的导电层。 设置第一柔性扁平导电线, 并在第一柔性扁平导电线中设置导电层, 将导电层与左控制电路板 42的接地层 电性连接, 以增强电缆天线 30的信号强度。 当在左控制电路板 42上设置有第一 天线吋, 也可以增强该第一天线的信号强度。
[0065] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 第一柔性扁 平导电线可以使用柔性扁平电缆 (即 FFC) 或者柔性电路板 (即 FPC) , 以方便 布线及电性连接。 更进一步地, 左控制电路板 42上安装左控制按键 44, 例如可 以在左控制电路板 42上设置音量加减按键, 以方便控制该蓝牙耳机 100。 更进一 步地, 可以将左导线 13与左控制电路板 42相连, 以便于连接左导线 13的连接固 定。
[0066] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 右控制盒 215 中安装有右控制电路板 41和电缆天线 30, 右控制电路板 41与主控制电路板 22电 性相连, 电缆天线 30围绕右控制电路板 41布设并与右控制电路板 41分离幵。 由 于右控制盒 215的体积较小, 在右控制盒 215中安装电缆天线 30, 将电缆天线 30 围绕右控制电路板 41布设, 可以方便布设电缆天线 30。
[0067] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 右控制电路 板 41上设有与电缆天线 30电性相连的第二天线 (图中未示出) 。 该结构在右控 制电路板 41上设置第二天线, 可以通过第二天线与电缆天线 30配合, 提高信号 传输的稳定性与信号传输强度。 更进一步地, 电缆天线 30可以与右控制电路板 4 1电性相连, 再经右控制电路板 41与主控制电路板 22电性相连, 以方便连接电缆 天线 30。
[0068] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 第二天线可 以为印刷天线或陶瓷天线。 如在右控制电路板 41上印刷制作出第二天线。 当然 , 也可以制作出陶瓷天线, 再将陶瓷天线安装在右控制电路板 41上。
[0069] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 右控制电路 板 41上延伸出第二柔性扁平导电线 (图中未示出) , 第二柔性扁平导电线上设 有与右控制电路板 41的接地层电性连接的导电层。 设置第二柔性扁平导电线, 并在第二柔性扁平导电线中设置导电层, 将导电层与右控制电路板 41的接地层 电性连接, 以增强电缆天线 30的信号强度。 当在右控制电路板 41上设置有第二 天线吋, 也可以增强该第二天线的信号强度。
[0070] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 第二柔性扁 平导电线可以使用柔性扁平电缆 (即 FFC) 或者柔性电路板 (即 FPC) , 以方便 布线及电性连接。
[0071] 更进一步地, 右控制电路板 41上安装右控制按键 43, 例如可以在右控制电路板 41上设置播放、 暂停等按键, 以方便控制该蓝牙耳机 100。 更进一步地, 可以将 右导线 14与右控制电路板 41相连, 以便于连接右导线 14的连接固定。
[0072] 当然, 在其它实施例中, 左控制电路板 42和右控制电路板 41也可以仅设置一个
[0073] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 主控制电路 板 22上设有第一印刷天线 (图中未示出) 。 在主控制电路板 22上设置第一印刷 天线, 可以将第一印刷天线与电缆天线 30配合, 以提高信号传输的强度与稳定 性。
[0074] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 该蓝牙耳机 1 00还包括柔性电路板 46, 柔性电路板 46与主控制电路板 22电性连接, 柔性电路 板 46上设有第二印刷天线 (图中未示出) 。 在柔性电路板 46上设置第二印刷天 线, 可以将第二印刷天线与电缆天线 30配合, 以提高信号传输的强度与稳定性 。 同吋, 在柔性电路板 46上设置第二印刷天线, 可以方便第二印刷天线的布局 及形状设置。
[0075] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 机壳上印刷 制作有第三印刷天线, 如在左支臂 212、 右支臂 213、 左控制盒 214、 右控制盒 21 5或中控盒 211中的一个或几个部件上印刷制作有第三印刷天线, 以便与电缆天 线 30配合使用, 以提高信号传输的强度与稳定性。
[0076] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 还可以在左 导线 13或 /和右导线 14上安装有上述电缆天线 30, 以便于天线的设备布局。
[0077] 进一步地, 请一并参阅图 2和图 3, 作为本发明提供的蓝牙耳机 100的一种具体 实施方式, 电缆天线 30包括导电内芯 31、 导电外层 33和绝缘层 32, 导电内芯 31 与主控制电路板 22电性连接, 导电外层 33与主控制电路板 22电性连接, 从而接 地起屏蔽作用, 这样即将该电缆天线 30与主控制电路板 22电性连接, 进而与蓝 牙模块电性连接。 绝缘层 32设于导电内芯 31与导电外层 33之间, 且绝缘层 32套 于导电内芯 31上。 通过将导电内芯 31与导电外层 33分别与主控制电路板 22电性 相连, 以作用天线的两极; 而将绝缘层 32设在导电内芯 31与导电外层 33之间, 可以将导电内芯 31与导电外层 33相隔离, 以防止导电内芯 31与导电外层 33短路 。 而将绝缘层 32套在导电内芯 31上, 可以起到保护导电内芯 31的作用。 当然, 在其它一些实施例中, 也可以使用具有漆包线的电线作为天线, 而将电线中任 意两根作为天线的两极。 在还有一些实施例中, 也可以使用双绞线作为电缆天 线 30。
[0078] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 导电外层 33 为套于绝缘层 32上的屏蔽层。 该结构可以使用具有屏蔽层的导线作为电线天线
[0079] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 电缆天线 30 的末端设有信号收发端, 信号收发端包括导电段和绝缘段, 导电段为导电内芯 3 1延伸出导电外层 33末端的一段, 绝缘段为绝缘层 32延伸出导电外层 33末端的一 段, 信号收发端的长度为收发信号波长的四分之一。 即导电内芯 31末端相比于 导电外层 33末端伸出的一段为上述导电段, 而绝缘层 32末端相比于导电外层 33 末端伸出的一段为上述绝缘段, 上述导电段与上述绝缘段构成上述信号收发端 , 以更为稳定地接收与发射信号, 绝缘段可以起到保护导电段的作用。 在还有 一些实施例中, 如果导电内芯 31使用硬质金属线, 则可以使导电内芯 31末端相 比于导电外层 33末端伸出的一段直接作为上述信号收发端。
[0080] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 电缆天线 30 还包括套于绝缘层 32上的保护外层 34, 导电外层 33设于绝缘层 32与保护外层 34 之间。 设置保护外层 34, 可以起到保护导电外层 33的作用。 该结构可以将导电 外层 33加工制作在绝缘层 32上, 再通过保护外层 34套在导电外层 33上。 保护外 层 34可以使用绝缘材料制作, 以起到绝缘与保护的作用。 当然, 电缆天线 30为 同轴导线吋, 导电外层 33为同轴导线的屏蔽层, 导电内芯 31为同轴导线的内芯 [0081] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 左导线 13和 右导线 14分别由机壳 21的两端延伸出。 以便于左右区分, 方便安装, 同吋也方 便加工制作。 当然, 在其它实施例中, 也可以将左导线 13与右导线 14从颈项圈 的中部延伸而出。
[0082] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 绝缘套 32中 设有用于电性连接的导电线 (图中未示出) 。 在绝缘套 32中设置导电线, 当左 支臂 212中布局有电缆天线 30吋, 可以将导电线同吋作为电性连接线, 以便将左 控制电路板 42与主控制电路板 22电性相连。 而当右支臂 213中布局有电缆天线 30 吋, 可以将导电线同吋作为电性连接线, 以便将右控制电路板 41与主控制电路 板 22电性相连。 具体制作吋, 需要将导电线与导电内芯 31绝缘设置, 如将导电 线与导电内芯 31均使用漆包线, 或将导电线使用带绝缘皮的导线结构。 当然, 在还有一些实施例中, 可以设置绝缘套, 而将导电线与电缆天线 30集成在绝缘 套中。
[0083] 进一步地, 请参阅图 6, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 图 6为在电路板上印刷制作的天线, 该天线可以作为上述第一天线或 /和第二天线
[0084] 进一步地, 请参阅图 7, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 当上述第一天线或 /和第二天线为陶瓷天线吋, 可以使用图 7提供的陶瓷天线结构
[0085] 进一步地, 请参阅图 8, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 当上述第一天线或 /和第二天线为陶瓷天线吋, 可以使用图 8提供的陶瓷天线结构
[0086] 进一步地, 请参阅图 9, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 当上述第一天线或 /和第二天线为陶瓷天线吋, 可以使用图 9提供的陶瓷天线结构
[0087] 进一步地, 请参阅图 10, 作为本发明提供的蓝牙耳机 100的一种具体实施方式 , 图 10公幵了左控制电路板 42上延伸出有第一柔性电路板的结构, 以方便接地 连接, 以提高信号强度。 [0088] 进一步地, 请参阅图 11和图 12, 作为本发明提供的蓝牙耳机 100的一种具体实 施方式, 图 11公幵了另一种左控制电路板 42结构; 图 12公幵了另一种第一柔性 电路板结构, 该第一柔性电路板为 FPC铜皮 45结构。 在使用吋, 可以将该 FPC铜 皮 45与左控制电路板 42的接地层相连。
[0089] 请一并参阅图 12, 本实施例的蓝牙耳机 100与实施例一的蓝牙耳机的区别为: 本实施例中, 左导线 13上安装有上述电缆天线 30, 以便于天线的设备布局。 在 其它实施例中, 也可以在右导线 14上安装有上述电缆天线 30。 还有一些实施例 中, 可以同吋在左导线 13和右导线 14上安装有上述电缆天线 30。
[0090] 在部件: 左导线 13、 右导线 14与控制器 20中的至少一个中安装电缆天线 30, 可 以方便电缆天线 30的布线设置, 便于确定天线的大小、 长度与分布位置, 以便 提高信号传输的稳定性与强度, 进而提高该蓝牙耳机 100无线通信的信号强度, 保证通信稳定。
[0091] 由于使用电缆天线 30, 可以方便弯曲天线, 便于天线的安装与布局, 如将电缆 天线 30固定在左导线 13上, 或将电缆天线 30固定在右导线 14上; 当然, 还有一 些实施例中, 也可以将左导线 13与右导线 14上同吋设置电缆天线 30。
[0092] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 电缆天线 30 由机壳 21的相应端部伸入该机壳 21中与主控电路板 22电性连接。 如当左导线 13 上安装有电缆天线 30吋, 该电缆天线 30由机壳 21的左端伸入该机壳 21中, 再与 主控电路板 22电性连接, 从而可以使该电缆天线 30更好的与左导线 13相连, 并 保持与左导线 13的形状一致。 同理, 当右导线 14上安装有电缆天线 30吋, 该电 缆天线 30由机壳 21的右端伸入该机壳 21中, 再与主控电路板 22电性连接, 从而 可以使该电缆天线 30更好的与右导线 14相连, 并保持与右导线 14的形状一致。
[0093] 进一步地, 作为本发明提供的蓝牙耳机 100的一种具体实施方式, 左导线 13上 的电缆天线 30与该左导线 13间隔分离幵或 /和右导线 14上的电缆天线 30与该右导 线 14间隔分离幵。 即如当左导线 13上安装有电缆天线 30吋, 该电缆天线 30与该 左导线 13间隔分离幵, 以避免左导线 13影响电缆天线 30的信号收发。 当右导线 1 4上安装有电缆天线 30吋, 该电缆天线 30与该右导线 14间隔分离幵, 以避免右导 线 14影响电缆天线 30的信号收发。 [0094] 进一步地, 请参阅图 12和图 13, 作为本发明提供的蓝牙耳机 100的一种具体实 施方式, 绝缘套 32中设有用于连接主控电路板 22与发声单元的导电线 35。 在绝 缘套 32中设置导电线 35, 则在使用该电缆天线 30吋, 可以同吋电性连接相应耳 塞的发声单元与主控电路板 22, 即将左导线 13与电缆天线 30集成在一体, 或将 右导线 14与电缆天线 30集成在一体, 即将电缆天线 30和左导线 13或右导线 14形 成多芯电缆。 具体制作吋, 需要将导电线 35与导电内芯 31绝缘设置, 如将导电 线 35与导电内芯 31均使用漆包线, 或将导电线 35使用带绝缘皮的导线结构。 当 然, 在还有一些实施例中, 可以设置绝缘套, 而将导电线与电缆天线 30集成在 绝缘套中。 而在使用吋, 该导电线既可以作为左导线 13使用, 又可以作为右导 线 14使用。
[0095] 本实施例的蓝牙耳机 100的其它结构与实施例一的蓝牙耳机 100的其它结构相同
, 在此不再赘述。
[0096] 以上所述仅为本发明的较佳实施例而已, 并不用以限制本发明, 凡在本发明的 精神和原则之内所作的任何修改、 等同替换和改进等, 均应包含在本发明的保 护范围之内。

Claims

权利要求书
[权利要求 1] 蓝牙耳机, 包括分别设置有发声单元的左耳塞与右耳塞和用于控制所 述左耳塞与所述右耳塞的控制器, 所述控制器包括机壳、 设于所述机 壳中的主控电路板、 安装于所述机壳中的电池和用于进行无线通信的 蓝牙模块, 所述电池、 蓝牙模块分别与所述主控电路板电性连接, 所 述蓝牙耳机还包括电性连接所述主控电路板与所述左耳塞的左导线和 电性连接所述主控电路板与所述右耳塞的右导线, 其特征在于: 所述 蓝牙耳机还包括与所述主控电路板电性连接的电缆天线; 至少所述机 壳、 所述左导线、 所述右导线中之一上安装有所述电缆天线。
[权利要求 2] 如权利要求 1所述的蓝牙耳机, 其特征在于: 所述电缆天线包括导电 内芯、 导电外层和设于所述导电内芯与所述导电外层之间的绝缘层, 所述导电内芯与所述主控电路板电性连接。
[权利要求 3] 如权利要求 2所述的蓝牙耳机, 其特征在于: 所述电缆天线的末端设 有信号收发端, 所述信号收发端包括导电段和绝缘段, 所述导电段为 所述导电内芯延伸出所述导电外层末端的一段, 所述绝缘段为所述绝 缘层延伸出所述导电外层末端的一段, 所述信号收发端的长度为收发 信号波长的四分之一。
[权利要求 4] 如权利要求 2所述的蓝牙耳机, 其特征在于: 所述导电外层为套设于 所述绝缘层上的屏蔽层。
[权利要求 5] 如权利要求 2所述的蓝牙耳机, 其特征在于: 所述电缆天线还包括套 设于所述导电外层上的保护外层, 所述导电外层设于所述绝缘层与所 述保护外层之间。
[权利要求 6] 如权利要求 1-5任一项所述的蓝牙耳机, 其特征在于: 所述机壳为一 具有两端的幵口弹性项圈, 所述主控电路板、 所述电池、 所述蓝牙模 块设置于所述机壳中部。
[权利要求 7] 如权利要求 6所述的蓝牙耳机, 其特征在于: 所述左导线和所述右导 线分别由所述机壳的两端延伸出。
[权利要求 8] 如权利要求 7所述的蓝牙耳机, 其特征在于: 所述电缆天线由所述机 壳的相应端伸入该机壳中与所述主控电路板电性连接。
如权利要求 8所述的蓝牙耳机, 其特征在于: 所述电缆天线和所述左 导线或所述右导线形成多芯电缆。
如权利要求 9所述的蓝牙耳机, 其特征在于: 所述左导线上的所述电 缆天线与该左导线间隔分离幵或 /和所述右导线上的所述电缆天线与 该右导线间隔分离幵。
如权利要求 6所述的蓝牙耳机, 其特征在于: 所述机壳包括中控盒、 分别由所述中控盒的两端延伸的左支臂与右支臂、 与所述左支臂的自 由端相连的左控制盒和与所述右支臂的自由端相连的右控制盒。 如权利要求 11所述的蓝牙耳机, 其特征在于: 所述机壳中安装有所述 电缆天线, 且所述电缆天线向远离所述主控电路板的方向延伸至所述 中控盒、 所述左支臂、 所述右支臂、 所述左控制盒或所述右控制盒。 如权利要求 11所述的蓝牙耳机, 其特征在于: 所述左控制盒中安装有 左控制电路板和所述电缆天线, 所述左控制电路板与所述主控制电路 板电性连接, 所述电缆天线围绕所述左控制电路板布设并与所述左控 制电路板分离幵。
如权利要求 13所述的蓝牙耳机, 其特征在于: 所述左控制电路板上设 有与所述电缆天线电性相连的第一天线。
如权利要求 14所述的蓝牙耳机, 其特征在于: 所述第一天线为印刷天 线或陶瓷天线。
如权利要求 14所述的蓝牙耳机, 其特征在于: 所述左控制电路板上延 伸出第一柔性扁平导电线, 所述第一柔性扁平导电线上设有与所述左 控制电路板的接地层电性连接的导电层。
如权利要求 11所述的蓝牙耳机, 其特征在于: 所述右控制盒中安装有 右控制电路板和所述电缆天线, 所述右控制电路板与所述主控制电路 板电性连接, 所述电缆天线围绕所述右控制电路板布设并与所述右控 制电路板分离幵。
如权利要求 17所述的蓝牙耳机, 其特征在于: 所述右控制电路板上设 有与所述电缆天线电性相连的第二天线。
[权利要求 19] 如权利要求 18所述的蓝牙耳机, 其特征在于: 所述第二天线为印刷天 线或陶瓷天线。
[权利要求 20] 如权利要求 19所述的蓝牙耳机, 其特征在于: 所述右控制电路板上延 伸出第二柔性扁平导电线, 所述第二柔性扁平导电线上设有与所述右 控制电路板的接地层电性连接的导电层。
PCT/CN2017/089115 2017-05-10 2017-06-20 蓝牙耳机 WO2018205356A1 (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021063106A1 (zh) * 2019-09-30 2021-04-08 华为技术有限公司 一种天线及蓝牙无线耳机
EP4061103A4 (en) * 2019-11-15 2023-12-20 Fairy Devices Inc. NECK WORN DEVICE

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD933633S1 (en) * 2019-12-20 2021-10-19 Yamaha Corporation Earphone
US11553269B2 (en) * 2020-06-17 2023-01-10 Sonos, Inc. Cable assemblies for headphone devices
JP1695437S (zh) * 2020-09-30 2021-09-21
USD1008214S1 (en) * 2022-08-04 2023-12-19 Minuendo As Ear plugs

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080166004A1 (en) * 2007-01-06 2008-07-10 Sanford Emery A Antenna and button assembly for wireless devices
CN205105360U (zh) * 2015-07-13 2016-03-23 深圳稳泰电声有限公司 一种蓝牙耳机
CN105449358A (zh) * 2015-11-27 2016-03-30 歌尔声学股份有限公司 一种蓝牙耳机的天线系统和一种蓝牙耳机
CN205232412U (zh) * 2015-12-02 2016-05-11 广东佳禾声学科技有限公司 一种内置天线式的头戴蓝牙耳机
CN205282650U (zh) * 2015-11-27 2016-06-01 歌尔声学股份有限公司 一种蓝牙耳机的天线系统和一种蓝牙耳机
CN205811037U (zh) * 2016-07-13 2016-12-14 深圳市信维通信股份有限公司 一种用于蓝牙耳机的天线结构及蓝牙耳机

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0715273D0 (en) * 2007-08-06 2007-09-12 Bays I C S Gmbh Audio headset
US9215536B2 (en) * 2012-10-30 2015-12-15 Dexin Corporation Earphone device having integrated antenna
US9812116B2 (en) * 2012-12-28 2017-11-07 Alexey Leonidovich Ushakov Neck-wearable communication device with microphone array
KR101498087B1 (ko) * 2013-02-21 2015-03-03 엘지전자 주식회사 블루투스 헤드셋
US10313012B2 (en) * 2015-08-03 2019-06-04 Phase Sensitive Innovations, Inc. Distributed array for direction and frequency finding
CN205830031U (zh) * 2016-07-28 2016-12-21 厦门新声科技有限公司 运动型助听器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080166004A1 (en) * 2007-01-06 2008-07-10 Sanford Emery A Antenna and button assembly for wireless devices
CN205105360U (zh) * 2015-07-13 2016-03-23 深圳稳泰电声有限公司 一种蓝牙耳机
CN105449358A (zh) * 2015-11-27 2016-03-30 歌尔声学股份有限公司 一种蓝牙耳机的天线系统和一种蓝牙耳机
CN205282650U (zh) * 2015-11-27 2016-06-01 歌尔声学股份有限公司 一种蓝牙耳机的天线系统和一种蓝牙耳机
CN205232412U (zh) * 2015-12-02 2016-05-11 广东佳禾声学科技有限公司 一种内置天线式的头戴蓝牙耳机
CN205811037U (zh) * 2016-07-13 2016-12-14 深圳市信维通信股份有限公司 一种用于蓝牙耳机的天线结构及蓝牙耳机

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021063106A1 (zh) * 2019-09-30 2021-04-08 华为技术有限公司 一种天线及蓝牙无线耳机
EP4061103A4 (en) * 2019-11-15 2023-12-20 Fairy Devices Inc. NECK WORN DEVICE

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