WO2021063255A1 - Dispositif pouvant être porté - Google Patents

Dispositif pouvant être porté Download PDF

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Publication number
WO2021063255A1
WO2021063255A1 PCT/CN2020/117706 CN2020117706W WO2021063255A1 WO 2021063255 A1 WO2021063255 A1 WO 2021063255A1 CN 2020117706 W CN2020117706 W CN 2020117706W WO 2021063255 A1 WO2021063255 A1 WO 2021063255A1
Authority
WO
WIPO (PCT)
Prior art keywords
conductive plate
flexible conductive
wearing part
wearable device
antenna
Prior art date
Application number
PCT/CN2020/117706
Other languages
English (en)
Chinese (zh)
Inventor
王珅
Original Assignee
维沃移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 维沃移动通信有限公司 filed Critical 维沃移动通信有限公司
Publication of WO2021063255A1 publication Critical patent/WO2021063255A1/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
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/273—Adaptation for carrying or wearing by persons or animals
    • 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
    • H01Q1/48—Earthing means; Earth screens; Counterpoises
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure

Definitions

  • the embodiment of the present invention relates to the technical field of communication applications, in particular to a wearable device.
  • the devices supported in the future will include more types of smart products.
  • the main goal of the 5G network is to allow end users to always be connected to the Internet and to flexibly support the use of various devices.
  • wearable devices such as smart bracelets and smart watches.
  • wearable devices are smaller, easier to carry, and closer to the human body.
  • wristband products that are worn for a long time. After the bracelet, watches that once only used to see the time have also joined the ranks of smart products, adding functions similar to or even more than those of mobile phones.
  • smart watches will better meet people's needs for socializing, working, and entertainment anytime, anywhere.
  • the prerequisite for realizing all these functions is that smart watches need to cover and support multiple wireless communication standard frequency bands including Wireless Fidelity (WiFi)/Bluetooth, Global Positioning System (GPS), 4G, and 5G.
  • WiFi Wireless Fidelity
  • GPS Global Positioning System
  • 4G 4G
  • 5G 5G
  • the embodiment of the present invention provides a wearable device to solve the problem that the antenna performance of the existing wearable device is affected by the human body.
  • the present invention is implemented as follows:
  • an embodiment of the present invention provides a wearable device, including:
  • the main body includes a housing and a printed circuit board arranged in the housing;
  • a wearing piece connected with the main body
  • Antenna radiator including:
  • a first flexible conductive plate located inside the wearing piece
  • a third flexible conductive plate formed by bending and extending the second flexible conductive plate toward the printed circuit board;
  • the third flexible conductive plate is located inside the wearing part or is at least partially exposed on the outer surface of the wearing part, and the distance between the first flexible conductive plate and the outer surface of the wearing part is greater than that of the first flexible conductive plate.
  • the distance between the three flexible conductive plates and the outer surface of the wearing piece, one of the first flexible conductive plate and the third flexible conductive plate is grounded, and the other is connected to the radio frequency circuit on the printed circuit board The feed end is connected.
  • the antenna radiator provided on the wearing part connected to the main body of the wearable device includes: a first flexible conductive plate located inside the wearing part;
  • the second flexible conductive plate is formed by bending one end of the flexible conductive plate away from the printed circuit board in the thickness direction of the wearing part; the second flexible conductive plate is bent and extended in the direction of the printed circuit board
  • the third flexible conductive plate is formed; wherein the third flexible conductive plate is located inside the wearing part or is at least partially exposed on the outer surface of the wearing part, and the first flexible conductive plate is connected to the outer surface of the wearing part The surface distance is greater than the distance between the third flexible conductive plate and the outer surface of the wearing part.
  • One of the first flexible conductive plate and the third flexible conductive plate is grounded, and the other is connected to the printed circuit.
  • the feed end of the radio frequency circuit on the control circuit board is connected.
  • FIG. 1 is one of the schematic structural diagrams of a wearable device provided by an embodiment of the present invention
  • FIG. 2 is the second structural diagram of a wearable device provided by an embodiment of the present invention.
  • FIG. 3 is a schematic structural diagram of an antenna radiator of a wearable device provided by an embodiment of the present invention.
  • Fig. 4 is a front view of Fig. 1.
  • the wearable device includes: a main body, including: a casing 1 and a printed circuit board 2 arranged in the casing 1; a wearing part connected to the main body; an antenna radiator 3, Including: a first flexible conductive plate 31 located inside the wearing part; a second flexible conductive plate 32 formed by bending the first flexible conductive plate 31 away from the printed circuit board 2 in the thickness direction of the wearing part; and a second flexible conductive plate
  • the board 32 is bent and extended toward the printed circuit board 2 to form a third flexible conductive plate 33; wherein, the third flexible conductive plate 33 is located inside the wearing part (as shown in FIG. 1 and FIG. 2) or is at least partially exposed in the wearing part.
  • the distance between the first flexible conductive plate 31 and the outer surface of the wearing piece is greater than the distance between the third flexible conductive plate 33 and the outer surface of the wearing piece, the first flexible conductive plate 31 and the One of the three flexible conductive plates 33 is grounded, and the other is connected to the feeding terminal 4 of the radio frequency circuit on the printed circuit board 2.
  • the wearable device may include hardware devices such as smart watches, smart bracelets, and smart glasses.
  • the wearing part is used to fix the wearable device to the part of the human body.
  • the wearable device is a smart watch or smart bracelet
  • the wearing part is a wristband
  • the wearable device is smart glasses
  • the wearing part is a frame
  • the wearable device is a waist wearing device
  • the wearing part is a belt .
  • the material used for the antenna radiator 3 is a flexible conductive material.
  • the first flexible conductive plate 31, the second flexible conductive plate 32, and the third flexible conductive plate 33 are integrated conductive plates.
  • a display screen assembly is also provided.
  • the printed circuit board 2 is also provided with several functional components, such as a processor, a data acquisition component, a communication module, and so on.
  • the material used for the wearing part is a non-metallic material.
  • the material used for the housing 1 of the main body of the wearable device is a metallic material or a non-metallic material.
  • the casing 1 is a metal casing or a non-metal casing.
  • an insulating medium is filled between the first flexible conductive plate 31 and the third flexible conductive plate 33.
  • the wearing part includes: a first wearing part 5 and a second wearing part 6 arranged on both sides of the main body and respectively connected to the main body; wherein, the antenna radiator 3 is arranged in the first wearing part 5 and/or the second wearing part 5 Piece 6.
  • the antenna radiator 3 is arranged on the first wearing part 5 or the second wearing part 6.
  • the antenna radiator 3 may be arranged inside the first wearing part 5, as shown in FIG. 1, or may be arranged inside the second wearing part 6, which is not shown in the figure.
  • the wearable device includes the antenna
  • the antenna of the radiator 3 can cover and support multiple frequency bands.
  • the third flexible conductive plate 33 of the antenna radiator 3 is at least partially exposed on the outer surface of the first wearing part 5, or the third flexible conductive plate 33 of the antenna radiator 3 is at least partly exposed on the outer surface of the second wearing part 6. The outer surface.
  • the antenna radiator 3 includes: a first antenna radiator arranged on the first wearing part 5 and a second antenna radiator arranged on the second wearing part 6, as shown in FIG. 2, where the first antenna radiates
  • the body and the second antenna radiator work in different frequency bands respectively, or work in the same frequency band.
  • the number of antenna radiators 3 is two, the antenna radiator 3 provided in the first wearing part 5 serves as the first antenna radiator, and the antenna radiator provided in the second wearing part 6 radiates Body 3 serves as a second antenna radiator.
  • the first feeding terminal 7 is connected to the ground, and the other is grounded.
  • the corresponding grounding terminal is the first grounding terminal 8 of the radio frequency circuit; the first grounding terminal of the second antenna radiator arranged on the second wearing part 6
  • One of the flexible conductive plate and the third flexible conductive plate is connected to the second feeding terminal 9 of the radio frequency circuit on the printed circuit board 2, and the other is grounded.
  • the corresponding ground terminal is the radio frequency circuit The second ground terminal 10.
  • the wearable device in this implementation has two antennas including the antenna radiator 3.
  • the two antennas can respectively cover and support different frequency bands to increase the frequency bands that can be covered, or can cover some of them at the same time.
  • Frequency band to achieve diversity or Multiple Input Multiple Output (MIMO) communication functions, thereby improving the quality of wireless communication.
  • MIMO Multiple Input Multiple Output
  • the grounding terminal 11 grounded to one of the first flexible conductive plate 31 and the third flexible conductive plate 33 and the flexible conductive plate between the feeding terminal 4
  • the length is one-half wavelength of the lowest operating frequency of the antenna.
  • the height of the antenna of the wearable device including the antenna radiator 3 is one-quarter wavelength of the fundamental mode, and the total length of the antenna is one-half wavelength of the fundamental mode, which is the mirror image of the half-wavelength folded dipole antenna In this way, while maintaining the performance of the antenna, the antenna size is reduced, and multiple high-order modes can be excited to cover multiple required frequency bands.
  • the first flexible conductive plate 31 and the third flexible conductive plate 33 are parallel.
  • the second flexible circuit board 32 is perpendicular to the first flexible conductive board 31 and the third flexible conductive board 33 respectively.
  • a first conductive sheet 34 is provided at one end of the third flexible conductive plate 33 away from the second flexible conductive plate 32; an end of the first flexible conductive plate 31 away from the second flexible conductive plate 32 is provided with The second conductive sheet 35.
  • the housing 1 of the wearable device is provided with a first gap and a second gap corresponding to the position where the wearer is connected; the first conductive sheet 34 passes through the first gap and is connected to the power feeding terminal 4; the second conductive sheet 35 penetrates It is connected to the ground terminal 11 through the second gap.
  • both the first conductive sheet 34 and the second conductive sheet 35 are copper tongues.
  • the first conductive sheet 34, that is, the power feeding tongue, is connected to the power feeding terminal 4 through a first gap;
  • the second conductive sheet, 35, that is, the ground tongue, is connected to the ground terminal 11 through a second gap.
  • the first conductive sheet 34 is fixedly connected to the feeding terminal 4 through a first conductive screw
  • the second conductive sheet 35 is fixedly connected to the ground terminal 11 through a second conductive screw.
  • the above-mentioned antenna radiator 3 has a width and is folded into upper and lower layers, that is, the antenna radiator is a folded structure, and the wearable device includes an antenna of the antenna radiator 3 (ie, a folded grounded antenna form) to make electromagnetic waves go up and down
  • the two layers of conductive materials that is, the first flexible conductive plate 31 and the third flexible conductive plate 33
  • electromagnetic waves can avoid the human arm, which can minimize the adverse effect of the human wrist on the antenna on the wearable device, so that the antenna performance of the wearable device does not change much when the wearable device is worn or not. , To ensure antenna performance.
  • the number of antenna radiators 3 is at least two; at least two antenna radiators are arranged side by side, and the length direction of the at least two antenna radiators is the same as the length of the wearing part. The directions are parallel.
  • At least two antenna radiators that is, two or more antenna radiators can be arranged side by side on the first wearing part, or can be arranged side by side on the second wearing part, and can also be arranged between the first wearing part and the second wearing part. At least two radiators are arranged side by side in the wearing parts.
  • the width of the antenna radiator is smaller than the width of the antenna radiator when one antenna radiator is arranged on the wearing part.
  • the width of the antenna radiator 3 is as wide as possible, that is, the width of the antenna radiator 3 is slightly smaller than the width of the wearing piece.
  • a wider antenna radiator can make the area of the antenna larger, thereby obtaining a wider antenna resonance bandwidth.
  • the housing 1 is a metal housing; the ground layer of the printed circuit board 2 is electrically connected to the housing 1 through a grounding device 12.
  • the antenna radiator provided on the wearing part connected to the main body of the wearable device includes: a first flexible conductive plate located inside the wearing part;
  • the second flexible conductive plate is formed by bending one end of the flexible conductive plate away from the printed circuit board in the thickness direction of the wearing part; the second flexible conductive plate is bent and extended in the direction of the printed circuit board
  • the third flexible conductive plate is formed; wherein the third flexible conductive plate is located inside the wearing part or is at least partially exposed on the outer surface of the wearing part, and the first flexible conductive plate is connected to the outer surface of the wearing part The surface distance is greater than the distance between the third flexible conductive plate and the outer surface of the wearing part.
  • the antenna design of the wearable device of the present invention can avoid the influence of the human body and the metal shell of the main body on the antenna performance, and can cover the antenna performance under the premise of ensuring the antenna performance. Supports multiple frequency bands to facilitate the interconnection and communication of multiple wireless communication standards with external networks.

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  • Details Of Aerials (AREA)

Abstract

La présente invention concerne un dispositif pouvant être porté. Le dispositif pouvant être porté comprend : un corps principal, comprenant une coque et une carte de circuits imprimés agencée à l'intérieur de la coque ; un élément à porter ; et un élément rayonnant d'antenne, comprenant : une première plaque électroconductrice souple située à l'intérieur de l'élément à porter, une deuxième plaque électroconductrice souple formée au moyen de l'extrémité de la première plaque électroconductrice souple qui est éloignée de la carte de circuits imprimés qui est courbée dans la direction de l'épaisseur de l'élément à porter, et une troisième plaque électroconductrice souple formée au moyen de la deuxième plaque électroconductrice souple qui est courbée et s'étendant dans la direction de la carte de circuits imprimés, la troisième plaque électroconductrice souple étant située à l'intérieur de l'élément à porter ou étant au moins partiellement exposée hors de la surface externe de l'élément à porter, et la distance entre la première plaque électroconductrice souple et la surface externe de l'élément à porter étant supérieure à la distance entre la troisième plaque électroconductrice souple et la surface externe de l'élément à porter. La conception d'antenne du dispositif pouvant être porté selon la présente invention peut empêcher l'influence d'un corps humain sur les performances d'antenne.
PCT/CN2020/117706 2019-09-30 2020-09-25 Dispositif pouvant être porté WO2021063255A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910939536.2A CN110534873B (zh) 2019-09-30 2019-09-30 一种可穿戴设备
CN201910939536.2 2019-09-30

Publications (1)

Publication Number Publication Date
WO2021063255A1 true WO2021063255A1 (fr) 2021-04-08

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PCT/CN2020/117706 WO2021063255A1 (fr) 2019-09-30 2020-09-25 Dispositif pouvant être porté

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CN (1) CN110534873B (fr)
WO (1) WO2021063255A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110534873B (zh) * 2019-09-30 2021-07-30 维沃移动通信有限公司 一种可穿戴设备
CN110994141A (zh) * 2019-12-26 2020-04-10 维沃移动通信有限公司 一种可穿戴电子设备
CN111029731B (zh) * 2019-12-30 2021-08-20 维沃移动通信有限公司 一种可穿戴设备
CN111384586B (zh) * 2020-03-27 2021-08-24 维沃移动通信有限公司 一种可穿戴设备
US20220124917A1 (en) * 2020-10-16 2022-04-21 Shenzhen Sunway Communication Co., Ltd. Apparatus for utilizing regulating component for communicating radio frequency signals
CN112467349B (zh) * 2020-11-18 2022-12-02 南通大学 一种臂章式可调柔性天线装置

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US20130038493A1 (en) * 2011-08-12 2013-02-14 Yosef Druyan Wearable antenna assembly for an in-vivo device
CN203983476U (zh) * 2014-07-04 2014-12-03 信维创科通信技术（北京）有限公司 适用于穿戴式设备的无线电通讯天线及穿戴式设备
CN104979634A (zh) * 2014-07-04 2015-10-14 信维创科通信技术（北京）有限公司 天线装置及包括天线装置的可穿戴设备
CN105467831A (zh) * 2015-12-29 2016-04-06 深圳市鼎芯无限科技有限公司 智能手表及其表带
CN110534873A (zh) * 2019-09-30 2019-12-03 维沃移动通信有限公司 一种可穿戴设备

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US20050099341A1 (en) * 2003-11-12 2005-05-12 Gennum Corporation Antenna for a wireless hearing aid system
CN206451835U (zh) * 2017-01-06 2017-08-29 广州七喜集团有限公司 具有双频段射频天线的表带和智能手表

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130038493A1 (en) * 2011-08-12 2013-02-14 Yosef Druyan Wearable antenna assembly for an in-vivo device
CN203983476U (zh) * 2014-07-04 2014-12-03 信维创科通信技术（北京）有限公司 适用于穿戴式设备的无线电通讯天线及穿戴式设备
CN104979634A (zh) * 2014-07-04 2015-10-14 信维创科通信技术（北京）有限公司 天线装置及包括天线装置的可穿戴设备
CN105467831A (zh) * 2015-12-29 2016-04-06 深圳市鼎芯无限科技有限公司 智能手表及其表带
CN110534873A (zh) * 2019-09-30 2019-12-03 维沃移动通信有限公司 一种可穿戴设备

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