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WO2018008961A1 - Antenne nfc utilisant une antenne de couplage située sur un module de caméra - Google Patents

Antenne nfc utilisant une antenne de couplage située sur un module de caméra Download PDF

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Publication number
WO2018008961A1
WO2018008961A1 PCT/KR2017/007136 KR2017007136W WO2018008961A1 WO 2018008961 A1 WO2018008961 A1 WO 2018008961A1 KR 2017007136 W KR2017007136 W KR 2017007136W WO 2018008961 A1 WO2018008961 A1 WO 2018008961A1
Authority
WO
WIPO (PCT)
Prior art keywords
antenna
nfc
coupling
camera module
coupling antenna
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2017/007136
Other languages
English (en)
Korean (ko)
Inventor
성원모
김영태
황이슬
김남일
이경호
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kespion Co Ltd
Original Assignee
EMW Co Ltd
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 EMW Co Ltd filed Critical EMW Co Ltd
Publication of WO2018008961A1 publication Critical patent/WO2018008961A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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
    • H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
    • H01Q1/2216—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in interrogator/reader equipment
    • 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
    • H01Q1/2283—Supports; Mounting means by structural association with other equipment or articles mounted in or on the surface of a semiconductor substrate as a chip-type antenna or integrated with other components into an IC package
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/06—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with core of ferromagnetic material
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0264—Details of the structure or mounting of specific components for a camera module assembly

Definitions

  • the embodiments below relate to an NFC antenna using a coupling antenna located in a camera module.
  • NFC Near Field Communication
  • the size in order to satisfy the performance of the NFC certification standard, the size must be maintained above a certain size, causing a price increase, and due to the large antenna size is adjacent to other antennas affects the performance of other antennas.
  • Embodiments can provide a technique for extending the radiation area of the NFC signal output from the NFC chip using a coupling antenna coupled with the NFC feed antenna.
  • Embodiments can provide a technology that enables the reduction of the size of the NFC feed antenna to reduce the cost of manufacturing the antenna.
  • embodiments may provide a technique for positioning the coupling antenna in the camera module so that the newly added coupling antenna does not affect the existing antenna.
  • An NFC antenna may include an NFC feeding antenna connected to an NFC chip, emitting an NFC signal of the NFC chip, and a coupling antenna coupled to the feeding antenna to induce the NFC signal.
  • the coupling antenna may be located in the camera module.
  • the coupling antenna may be positioned around the NFC feeding antenna such that the coupling antenna and the NFC antenna are close to each other.
  • the NFC feed antenna may include an antenna pattern and a magnetic sheet.
  • the coupling antenna may include an antenna pattern and a load end positioned at an end of the antenna pattern and including at least one passive element.
  • 1 is a schematic block diagram of an electronic device according to an embodiment.
  • FIG. 2 is a schematic block diagram of the NFC antenna shown in FIG. 1.
  • 3 is a conceptual diagram illustrating the operation of the NFC antenna.
  • FIG. 4A is a schematic structural diagram of the NFC feed antenna shown in FIG. 2.
  • FIG. 4B is a schematic structural diagram of the coupling antenna shown in FIG. 2.
  • Figures 5a and 5b is a position tube in which the coupling antenna and the NFC feed antenna can be implemented
  • first or second may be used to describe various components, but the components should not be limited by the terms. The terms are only for the purpose of distinguishing one component from another component, for example, without departing from the scope of the rights according to the inventive concept, the first component may be called a second component, Similarly, the second component may also be referred to as the first component.
  • a module in the present specification may mean hardware capable of performing functions and operations according to each name described in the present specification, or may mean computer program code capable of performing specific functions and operations.
  • an electronic recording medium for example, a processor and a microprocessor, in which computer program code capable of performing specific functions and operations is mounted.
  • a module may mean a functional and / or structural combination of hardware for performing the technical idea of the present invention and / or software for driving the hardware.
  • FIG. 1 is a schematic block diagram of an electronic device according to an embodiment
  • FIG. 2 is a schematic block diagram of an NFC antenna shown in FIG. 1
  • FIG. 3 is a conceptual diagram for describing an operation of an NFC antenna.
  • the electronic device 10 may include an NFC chip 100, an NFC antenna 200, a camera module 300, and a controller 400.
  • the electronic device 10 may be a personal computer (PC), a data server, or a portable electronic device.
  • PC personal computer
  • data server a data server
  • portable electronic device a portable electronic device.
  • Portable electronic devices include laptop computers, mobile phones, smart phones, tablet PCs, mobile internet devices (MIDs), personal digital assistants (PDAs), enterprise digital assistants (EDAs). ), Digital still cameras, digital video cameras, portable multimedia players (PMPs), personal navigation devices or portable navigation devices (PNDs), handheld consoles, e-books ( It may be implemented as an e-book or a smart device.
  • the smart device may be implemented as a smart watch or a smart band.
  • the NFC antenna 200 may include an NFC feed antenna 210 and a coupling antenna 230.
  • the NFC feed antenna 210 may be connected to the NFC chip 100.
  • the NFC feed antenna 210 may radiate an NFC signal from the NFC chip 100.
  • the coupling antenna 230 may be coupled with the NFC feed antenna 210.
  • the NFC signal radiated from the NFC feed antenna 210 may be induced to the coupling antenna 230.
  • the coupling antenna 230 may emit an NFC signal.
  • the NFC signal of the NFC chip 100 is radiated and expanded through the coupling antenna 230 coupled with the NFC feed antenna 210, and the performance of the NFC chip 100 may be improved.
  • the coupling antenna 230 may be located around, for example, the NFC feed antenna 210. That is, by positioning the coupling antenna 230 in close proximity to the NFC feed antenna 210, NFC performance of the NFC antenna 200 can be further improved. In addition, it is possible to reduce the size of the NFC feed antenna 210 it is possible to save the antenna manufacturing cost.
  • the coupling antenna 230 may be located in the camera module 300 for obtaining an image of the periphery of the electronic device 10.
  • the controller 400 may control overall operations of the electronic device 10. For example, the controller 400 may control each component 100, 200, and 300.
  • the NFC chip 100 is illustrated as being implemented outside the controller 400, but is not limited thereto. According to an embodiment, the NFC chip 100 may be implemented inside the controller 400. have.
  • FIG. 4A is a schematic structural diagram of the NFC feed antenna shown in FIG. 2, and FIG. 4B is a schematic structural diagram of the coupling antenna shown in FIG. 2.
  • the NFC feed antenna 210 may include an antenna pattern 210-3 and a magnetic sheet 210-5.
  • the antenna pattern 210-3 may be made of a conductor.
  • the coupling antenna 230 may include an antenna pattern 230-3 and a load end 230-5.
  • the load end 230-5 is positioned at the end of the antenna pattern 230-3 and may include at least one passive element to have a frequency component in the coupling antenna 230.
  • the load stage 230-5 is for mounting at least one passive element.
  • the at least one passive element may include at least one of a resistor (R), an inductor (L), and a capacitor (C) and / or a combination thereof.
  • the coupling antenna 230 may be located in the camera module 300.
  • the coupling antenna 230 may be positioned around the camera module 200 to surround the camera module 300.
  • the newly added coupling antenna 230 is located in the camera module 300 included in the electronic device 10 instead of the new position, so that the coupling antenna 230 is connected to another antenna included in the electronic device 10. It can be avoided.
  • the NFC feed antenna 210 may be positioned to approach the coupling antenna 230 surrounding the camera module 200.
  • the NFC feeding antenna 210 may be positioned to be close to the coupling antenna 230 by being positioned around, for example, next to, the camera module 300.
  • the NFC feeding antenna 210 may be positioned to surround the camera module 200 so as to be close to the coupling antenna 230. That is, the coupling antenna 230 may be surrounded by the NFC feed antenna 210.
  • 5A and 5B show examples of the positional relationship in which the coupling antenna and the NFC fed antenna may be implemented.
  • the coupling antenna 230 positioned in the camera module 300 for example, the coupling antenna 230 surrounding the camera module 200, is close to the NFC feed antenna 210. It can be located to.
  • the coupling antenna 230 may be positioned to be close to, for example, the outside of the NFC feed antenna 210. That is, the NFC feed antenna 210 may be positioned to be close to the coupling antenna 230 by being positioned around, for example, a side of the camera module 300.
  • the coupling antenna 230 may be located close to, for example, the interior of the NFC feed antenna 210. That is, the NFC feed antenna 210 may be positioned to surround the camera module 200 so as to be close to the coupling antenna 230.
  • the coupling antenna 230 As shown in FIGS. 5A and 5B, as the coupling antenna 230 is positioned closer to the NFC feed antenna 210, the NFC signal of the NFC chip 100 may be coupled to the NFC feed antenna 210. Radiation may extend through the antenna 230.
  • Table 1 shows the NFC characteristics at each point (A), B) and C)) in the positional relationship between the coupling antenna 230 and the NFC feed antenna 210 of FIGS. 5A and 5B.
  • the coupling antenna 230 As the coupling antenna 230 is positioned closer to the NFC feed antenna 210, the NFC signal of the NFC chip 100 is induced to the coupling antenna 230 coupled with the NFC feed antenna 210, thereby causing NFC radiation. It can be seen that the area is expanded.
  • the apparatus described above may be implemented as a hardware component, a software component, and / or a combination of hardware components and software components.
  • the devices and components described in the embodiments are, for example, processors, controllers, arithmetic logic units (ALUs), digital signal processors, microcomputers, field programmable gate arrays (FPGAs).
  • ALUs arithmetic logic units
  • FPGAs field programmable gate arrays
  • PLU programmable logic unit
  • the processing device may execute an operating system (OS) and one or more software applications running on the operating system.
  • the processing device may also access, store, manipulate, process, and generate data in response to the execution of the software.
  • processing device includes a plurality of processing elements and / or a plurality of types of processing elements. It can be seen that it may include.
  • the processing device may include a plurality of processors or one processor and one controller.
  • other processing configurations are possible, such as parallel processors.
  • the software may include a computer program, code, instructions, or a combination of one or more of the above, and configure the processing device to operate as desired, or process it independently or collectively. You can command the device.
  • Software and / or data may be any type of machine, component, physical device, virtual equipment, computer storage medium or device in order to be interpreted by or to provide instructions or data to the processing device. Or may be permanently or temporarily embodied in a signal wave to be transmitted.
  • the software may be distributed over networked computer systems so that they may be stored or executed in a distributed manner.
  • Software and data may be stored on one or more computer readable recording media.
  • the method according to the embodiment may be embodied in the form of program instructions that can be executed by various computer means and recorded in a computer readable medium.
  • the computer readable medium may include program instructions, data files, data structures, etc. alone or in combination.
  • the program instructions recorded on the media may be those specially designed and constructed for the purposes of the embodiments, or they may be of the kind well-known and available to those having skill in the computer software arts.
  • Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks, and magnetic tape, optical media such as CD-ROMs, DVDs, and magnetic disks, such as floppy disks.
  • Examples of program instructions include not only machine code generated by a compiler, but also high-level language code that can be executed by a computer using an interpreter or the like.
  • the hardware device described above may be configured to operate as one or more software modules to perform the operations of the embodiments, and vice versa.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Support Of Aerials (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

L'invention concerne une antenne NFC utilisant une antenne de couplage située sur un module de caméra. Selon un mode de réalisation, une antenne NFC peut comprendre : une antenne d'alimentation NFC qui est connectée à une puce NFC de manière à émettre un signal NFC de la puce NFC ; une antenne de couplage qui est couplée à l'antenne d'alimentation et dans laquelle le signal NFC circule.
PCT/KR2017/007136 2016-07-05 2017-07-05 Antenne nfc utilisant une antenne de couplage située sur un module de caméra Ceased WO2018008961A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2016-0085010 2016-07-05
KR1020160085010A KR101827639B1 (ko) 2016-07-05 2016-07-05 카메라 모듈에 위치하는 커플링 안테나를 이용하는 nfc 안테나

Publications (1)

Publication Number Publication Date
WO2018008961A1 true WO2018008961A1 (fr) 2018-01-11

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Application Number Title Priority Date Filing Date
PCT/KR2017/007136 Ceased WO2018008961A1 (fr) 2016-07-05 2017-07-05 Antenne nfc utilisant une antenne de couplage située sur un module de caméra

Country Status (2)

Country Link
KR (1) KR101827639B1 (fr)
WO (1) WO2018008961A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115693081A (zh) * 2021-07-30 2023-02-03 荣耀终端有限公司 一种电子设备

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112542680B (zh) * 2019-09-23 2023-07-25 Oppo广东移动通信有限公司 Nfc天线组件及电子设备
CN110890615B (zh) * 2019-10-28 2022-10-11 深圳市每开创新科技有限公司 无源电子终端及其天线模块

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020022484A (ko) * 2000-09-20 2002-03-27 윤종용 이동통신 단말기의 내장형 이중대역 안테나 구현장치 및휩 안테나 연동방법
KR20050005075A (ko) * 2003-07-01 2005-01-13 주식회사 팬택 절첩형 이동 통신 단말기의 마이크로스트립 패치 안테나
KR20070064196A (ko) * 2005-12-16 2007-06-20 삼성전자주식회사 복수의 안테나가 장착된 이동통신 단말기
JP2007164369A (ja) * 2005-12-12 2007-06-28 Sony Corp 非接触ｉｃカード、同調周波数の調整方法、周波数調整器、及び、同調周波数の調整システム
KR20080009392A (ko) * 2006-07-24 2008-01-29 주식회사 엠씨넥스 통신 단말기

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020022484A (ko) * 2000-09-20 2002-03-27 윤종용 이동통신 단말기의 내장형 이중대역 안테나 구현장치 및휩 안테나 연동방법
KR20050005075A (ko) * 2003-07-01 2005-01-13 주식회사 팬택 절첩형 이동 통신 단말기의 마이크로스트립 패치 안테나
JP2007164369A (ja) * 2005-12-12 2007-06-28 Sony Corp 非接触ｉｃカード、同調周波数の調整方法、周波数調整器、及び、同調周波数の調整システム
KR20070064196A (ko) * 2005-12-16 2007-06-20 삼성전자주식회사 복수의 안테나가 장착된 이동통신 단말기
KR20080009392A (ko) * 2006-07-24 2008-01-29 주식회사 엠씨넥스 통신 단말기

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115693081A (zh) * 2021-07-30 2023-02-03 荣耀终端有限公司 一种电子设备
US12469974B2 (en) 2021-07-30 2025-11-11 Honor Device Co., Ltd. Electronic device

Also Published As

Publication number Publication date
KR20180005062A (ko) 2018-01-15
KR101827639B1 (ko) 2018-02-08

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