EP3046183A1 - Borne de communication usb - Google Patents

Borne de communication usb Download PDF

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Publication number
EP3046183A1
EP3046183A1 EP14859020.1A EP14859020A EP3046183A1 EP 3046183 A1 EP3046183 A1 EP 3046183A1 EP 14859020 A EP14859020 A EP 14859020A EP 3046183 A1 EP3046183 A1 EP 3046183A1
Authority
EP
European Patent Office
Prior art keywords
pcb
usb
communications terminal
radio
frequency signal
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.)
Granted
Application number
EP14859020.1A
Other languages
German (de)
English (en)
Other versions
EP3046183B1 (fr
EP3046183A4 (fr
Inventor
Yao LAN
Dongxing Tu
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.)
Huawei Device Co Ltd
Original Assignee
Huawei Device 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 Huawei Device Co Ltd filed Critical Huawei Device Co Ltd
Publication of EP3046183A1 publication Critical patent/EP3046183A1/fr
Publication of EP3046183A4 publication Critical patent/EP3046183A4/fr
Application granted granted Critical
Publication of EP3046183B1 publication Critical patent/EP3046183B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01Q1/44—Details 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
    • 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
    • H01Q1/2258—Supports; Mounting means by structural association with other equipment or articles used with computer equipment
    • H01Q1/2275—Supports; Mounting means by structural association with other equipment or articles used with computer equipment associated to expansion card or bus, e.g. in PCMCIA, PC cards, Wireless USB
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/7005—Guiding, mounting, polarizing or locking means; Extractors
    • H01R12/7011—Locking or fixing a connector to a PCB
    • H01R12/707—Soldering or welding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/10—Resonant slot antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/30—Resonant antennas with feed to end of elongated active element, e.g. unipole
    • H01Q9/42—Resonant antennas with feed to end of elongated active element, e.g. unipole with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/70—Coupling devices
    • H01R12/71—Coupling devices for rigid printing circuits or like structures
    • H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
    • H01R12/722—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/16—Connectors or connections adapted for particular applications for telephony

Definitions

  • the present invention belongs to the field of communications, and in particular, to a USB communications terminal.
  • FIG. 1a shows a USB connector of a common USB communications terminal.
  • a basic structure of the USB connector includes a metal housing, where four metal wires fixed to a plastic support are an anode and a cathode of power supply and an anode and a cathode of a USB signal cable, and the four metal wires and the housing are all insulated from one another.
  • the four wires When used, the four wires are respectively connected to an anode and a cathode of power supply and an anode and a cathode of a USB signal cable that are on a PCB.
  • Two grounding legs are disposed at one end of the metal housing, and when used, are soldered on a metal ground of the printed circuit board PCB to implement grounding and fastening functions, as shown in FIG. 1b .
  • Built-in antennas or external antennas in monopole, IFA, and PIFA forms are widely used in existing wireless communications devices.
  • 1c shows a location relationship among a USB connector, a PCB, and an antenna where the USB connector, the PCB, and the antenna are disposed on a USB communications terminal
  • 3 represents the USB connector
  • 1 represents the PCB
  • 2 represents an antenna carrier
  • both a low frequency antenna 21 and a high frequency antenna 22 are disposed in the antenna carrier 2.
  • the USB connector includes a metal housing.
  • the USB connector interferes with the antennas, and affects performance of the antennas. Therefore, the antennas are designed to be as far as possible from the USB connector.
  • the USB connector and the antennas are disposed at two opposite ends of the PCB. It can be seen from the figure that antennas in these forms are generally used as an independent device and occupy separate space. A physical dimension of an antenna cannot be reduced unlimitedly, which restricts a miniaturization design of a wireless communications device.
  • An objective of embodiments of the present invention is to provide a USB communications terminal, so as to resolve a problem that a miniaturization design of a wireless communications device is restricted because an antenna of the USB communications terminal occupies separate space.
  • the present invention provides a USB communications terminal, where the USB communications terminal includes a USB connector and a printed circuit board PCB, the USB connector includes a metal housing, a radio-frequency signal feedpoint is disposed on the PCB, and the radio-frequency signal feedpoint is electrically coupled with the USB metal housing.
  • a first soldering pin for being soldered on the PCB is provided on the metal housing, the first soldering pin is not connected to a ground of the PCB, and that the radio-frequency signal feedpoint is electrically coupled with the USB metal housing is specifically: the radio-frequency signal feedpoint is disposed on the PCB and is electrically connected to the first soldering pin.
  • a second soldering pin for being soldered on the PCB is provided on the metal housing, and the second soldering pin is not connected to the ground of the PCB.
  • the metal housing includes a first part and a second part, where the first part is not connected to the second part, the first soldering pin is disposed on the first part, the second soldering pin is disposed on the second part, and the second soldering pin is connected to the ground of the PCB.
  • the radio-frequency signal feedpoint is connected to a metal body, and the metal body is electrically connected to the metal housing.
  • the USB communications terminal is a data card.
  • a radio-frequency signal feedpoint is electrically coupled with a metal housing of a USB connector, so that the metal housing of the USB connector is used as an antenna or a part of an antenna of the USB communications. Therefore, no antenna needs to be additionally designed on the USB communications terminal, thereby saving space of the USB communications terminal and also reducing costs.
  • designing is performed based on an existing USB connector, so that a USB connector in the present invention can be used as an antenna or a part of an antenna. Therefore, no independent antenna needs to be additionally used on a USB communications terminal, thereby saving space of the USB communications terminal and also reducing costs.
  • FIG. 2a and FIG. 2b show a USB communications terminal provided in Embodiment 1 of the present invention, and for ease of description, only parts related to this embodiment of the present invention are shown.
  • the USB communications terminal includes a USB connector and a printed circuit board PCB.
  • the USB connector includes a metal housing, and two metal soldering pins 201 and 202 are provided at one end of the metal housing, where the soldering pins 201 and 202 are soldered on the PCB. Soldering holes 301 and 302 that are respectively used for soldering the two metal soldering pins 201 and 202 are provided on the PCB.
  • a radio-frequency signal feedpoint is further disposed on the PCB, where the radio-frequency signal feedpoint is disposed near one of the soldering holes 301 and 302, so as to be electrically connected to the corresponding soldering pin 201 or 202.
  • the radio-frequency signal feedpoint is not connected to a ground of the PCB.
  • the radio-frequency signal feedpoint is disposed near one of the soldering holes 301 and 302 may be: the radio-frequency signal feedpoint is disposed near the soldering hole 301 and is not connected to a metal ground of the PCB.
  • the radio-frequency signal feedpoint is disposed within an area 3011, and no metal ground is clad within the area 3011; therefore, after being soldered on the PCB, the soldering pin 201 of the USB connector is electrically connected to the radio-frequency signal feedpoint but is not connected to the ground of the PCB.
  • a metal ground is clad around the soldering hole 302, and after the soldering pin 202 is soldered on the PCB, the soldering pin 202 is connected to the metal ground of the PCB.
  • the radio-frequency signal feedpoint is disposed near one of the soldering holes 301 and 302 may be: the radio-frequency signal feedpoint is disposed near the soldering hole 302 and is not connected to a metal ground of the PCB.
  • the radio-frequency signal feedpoint is disposed within an area 3022, and no metal ground is clad within the area 3011; therefore, after being soldered on the PCB, the soldering pin 202 of the USB connector is electrically connected to the radio-frequency signal feedpoint but is not connected to the ground of the PCB.
  • a metal ground is clad around the soldering hole 301, and after the soldering pin 201 is soldered on the PCB, the soldering pin 201 is connected to the metal ground of the PCB.
  • the metal housing of the USB connector and the PCB form a slot antenna of the USB communications terminal, as shown in FIG. 2c .
  • the USB communications terminal in this embodiment of the present invention is a data card.
  • a first soldering pin of a USB connector connected to a PCB is disconnected from a ground of the PCB, and a radio-frequency signal is fed from the first soldering pin, so that the USB connector and the PCB form a slot antenna. Therefore, no space used for disposing an antenna needs to be additionally reserved on the USB communications terminal that adopts this structure, thereby saving space of the USB communications terminal.
  • FIG. 3a shows a USB communications terminal provided in Embodiment 2 of the present invention, and for ease of description, shows only parts related to this embodiment of the present invention.
  • the USB communications terminal includes a USB connector and a printed circuit board PCB.
  • the USB connector includes a metal housing, and two metal soldering pins 201 and 202 are provided at one end of the metal housing, where the soldering pins 201 and 202 are soldered on the PCB. Soldering holes 301 and 302 that are respectively used for soldering the two metal soldering pins 201 and 202 are provided on the PCB.
  • a radio-frequency signal feedpoint is further disposed on the PCB, where the radio-frequency signal feedpoint is disposed near one of the soldering holes 301 and 302, so as to be electrically connected to the corresponding soldering pin 201 or 202.
  • the radio-frequency signal feedpoint is not connected to a ground of the PCB.
  • the radio-frequency signal feedpoint is disposed near one of the soldering holes 301 and 302 is: the radio-frequency signal feedpoint is disposed near the soldering hole 301 and is not connected to a metal ground of the PCB.
  • the radio-frequency signal feedpoint is disposed within an area 3011, and no metal ground is clad within the area 3011; therefore, after being soldered on the PCB, the soldering pin 201 of the USB connector is electrically connected to the radio-frequency signal feedpoint but is not connected to the ground of the PCB.
  • No metal ground is clad around the soldering hole 302 either. For example, no metal ground is clad within an area 3022, and after the soldering pin 202 is soldered on the PCB, the soldering pin 202 is not connected to the metal ground of the PCB.
  • the radio-frequency signal feedpoint is disposed near one of the soldering holes 301 and 302 is: the radio-frequency signal feedpoint is disposed near the soldering hole 302 and is not connected to a metal ground of the PCB.
  • the radio-frequency signal feedpoint is disposed within an area 3022, and no metal ground is clad within the area 3022; therefore, after being soldered on the PCB, the soldering pin 202 of the USB connector is electrically connected to the radio-frequency signal feedpoint but is not connected to the ground of the PCB.
  • No metal ground is clad around the soldering hole 301 either.
  • no metal ground is clad within an area 3011, and after the soldering pin 201 is soldered on the PCB, the soldering pin 201 is not connected to the metal ground of the PCB.
  • the metal housing of the USB connector forms an antenna of the USB communications terminal, as shown in FIG. 3b .
  • the USB communications terminal in this embodiment of the present invention is a data card.
  • USB communications terminal provided in this embodiment of the present invention, grounding legs of a USB connector connected to a PCB are disconnected from a ground of the PCB, and a radio-frequency signal is fed from either of the grounding legs, so that the USB connector becomes an antenna of the USB communications terminal. Therefore, no space used for disposing an antenna needs to be additionally reserved on the USB communications terminal that adopts this structure, thereby saving space of the USB communications terminal.
  • FIG. 4 shows a USB communications terminal provided in Embodiment 3 of the present invention, and for ease of description, shows only parts related to this embodiment of the present invention.
  • the USB communications terminal includes a USB connector and a printed circuit board PCB.
  • the USB connector includes a metal housing, the metal housing includes a first part 2010 and a second part 2020, the first part 2010 is not connected to the second part 2020, a first soldering pin 201 is disposed on the first part 2010, and a soldering pin 202 is disposed on the second part 2020.
  • Soldering holes 301 and 302 that are respectively used for soldering the soldering pins 201 and 202 are disposed on the PCB.
  • a radio-frequency signal feedpoint is further disposed on the PCB, where the radio-frequency signal feedpoint is disposed near one of the soldering holes 301 and 302, so as to be electrically connected to the corresponding soldering pin 201 or 202.
  • the radio-frequency signal feedpoint is not connected to a ground of the PCB.
  • the radio-frequency signal feedpoint is disposed near one of the soldering holes 301 and 302 may be: the radio-frequency signal feedpoint is disposed within an area 3011, and no metal ground is clad within the area 3011; therefore, after being soldered on the PCB, the soldering pin 201 of the USB connector is electrically connected to the radio-frequency signal feedpoint but is not connected to the ground of the PCB. A metal ground is clad around the soldering hole 302, and after the soldering pin 202 is soldered on the PCB, the soldering pin 202 is connected to the metal ground of the PCB. In this way, when the USB communications terminal works, the first part 2010 of the USB connector forms a monopole antenna.
  • the radio-frequency signal feedpoint is disposed near one of the soldering holes 301 and 302 may be: the radio-frequency signal feedpoint is disposed near the soldering hole 302 and is not connected to a metal ground of the PCB.
  • the radio-frequency signal feedpoint is disposed within an area 3022, and no metal ground is clad within the area 3011; therefore, after being soldered on the PCB, the soldering pin 202 of the USB connector is electrically connected to the radio-frequency signal feedpoint but is not connected to the ground of the PCB.
  • a metal ground is clad around the soldering hole 301, and after the soldering pin 201 is soldered on the PCB, the soldering pin 201 is connected to the metal ground of the PCB. In this way, when the USB communications terminal works, the second part 2020 of the USB connector forms a monopole antenna.
  • the USB communications terminal in this embodiment of the present invention is a data card.
  • a first soldering pin of a USB connector connected to a PCB is disconnected from a ground of the PCB, and a radio-frequency signal is fed from the first soldering pin; in addition, a metal housing of the USB connector is cut, so as to separate a part, of the metal housing, connected to the first soldering pin from the remaining part; in this case, this part of metal housing forms a monopole antenna and becomes an antenna of the USB communications terminal. Therefore, no space used for disposing an antenna needs to be additionally reserved on the USB communications terminal that adopts this structure, thereby saving space of the USB communications terminal.
  • a USB communications terminal provided in Embodiment 4 of the present invention includes a USB connector and a printed circuit board PCB.
  • the USB connector includes a metal housing, the USB connector includes one metal housing, and two metal soldering pins, a first soldering pin and a second soldering pin, are provided at one end of the metal housing.
  • the PCB includes a first part and a second part, where the first part is connected to the second part by using a radio-frequency signal feedpoint, the radio-frequency signal feedpoint is not connected to a ground of the PCB, the first part is a metal body, and the first part is electrically connected to the first soldering pin.
  • the first part 401 of the PCB is connected to the second part 402 by using the radio-frequency signal feedpoint, the radio-frequency signal feedpoint is not connected to a ground of the second part 402 of the PCB, and the first part is connected to the first soldering pin of the metal housing.
  • the second soldering pin is soldered on the second part 402 of the PCB, and the second soldering pin is connected to or not connected to the ground of the second part 402 of the PCB.
  • the first part 401 of the PCB and the metal housing of the USB connector form an antenna of the USB communications terminal, which is similar to the antenna shown in FIG. 3b .
  • the metal housing of the USB connector may also include two separate parts.
  • FIG. 5b shows a case in which a USB includes two parts.
  • the first part 401 of the PCB is connected to the second part 402 by using the radio-frequency signal feedpoint, the radio-frequency signal feedpoint is not connected to a ground of the second part 402 of the PCB, and the first part is connected to the first soldering pin of the metal housing.
  • the USB connector includes a metal housing, where the metal housing includes a first part 2010 and a second part 2020, the first part 2010 is not connected to the second part 2020, a first soldering pin 201 is disposed on the first part 2010, a soldering pin 202 is disposed on the second part 2020, the first soldering pin 201 is soldered on the first part 401, the second soldering pin 202 is soldered on the second part 402 of the PCB, and the second soldering pin is connected to a ground of the second part 402 of the PCB.
  • the first part 401 of the PCB and the first part 2010 of the metal housing of the USB connector form a monopole antenna.
  • the USB communications terminal in this embodiment of the present invention is a data card.
  • a radio-frequency signal is fed into a metal body, the metal body is connected to a first soldering pin of the USB connector, and a second soldering pin of the USB connector is connected to or not connected to a ground of a PCB, so that a metal housing of the USB connector and a second part of the PCB form a slot antenna, or a first part of the PCB and a metal housing of the USB connector form an antenna of the USB communications terminal.
  • a metal housing is divided into a first part and a second part, so that a first part of a PCB and a metal housing connected to the first part of the PCB form an antenna of the USB communications terminal.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Support Of Aerials (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
EP14859020.1A 2013-10-30 2014-10-29 Borne de communication usb Active EP3046183B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310529528.3A CN104600426B (zh) 2013-10-30 2013-10-30 一种usb通信终端
PCT/CN2014/089796 WO2015062508A1 (fr) 2013-10-30 2014-10-29 Borne de communication usb

Publications (3)

Publication Number Publication Date
EP3046183A1 true EP3046183A1 (fr) 2016-07-20
EP3046183A4 EP3046183A4 (fr) 2016-10-12
EP3046183B1 EP3046183B1 (fr) 2018-12-19

Family

ID=53003364

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14859020.1A Active EP3046183B1 (fr) 2013-10-30 2014-10-29 Borne de communication usb

Country Status (3)

Country Link
EP (1) EP3046183B1 (fr)
CN (1) CN104600426B (fr)
WO (1) WO2015062508A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019101527A1 (fr) * 2017-11-27 2019-05-31 Robert Bosch Gmbh Dispositif muni d'un élément d'antenne et de contact électrique

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111725627B (zh) * 2019-03-21 2021-11-19 华为技术有限公司 天线装置和无线终端
CN112511186B (zh) * 2019-09-16 2022-08-02 北京小米移动软件有限公司 一种移动终端
CN116569417A (zh) * 2022-11-30 2023-08-08 成都市联洲国际技术有限公司 金属接口结构以及电子设备

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201114118Y (zh) * 2007-10-24 2008-09-10 中兴通讯股份有限公司 一种具有usb接口的数据卡
US20100164835A1 (en) * 2008-12-30 2010-07-01 Hon Hai Precision Ind. Co., Ltd. Electrical connector assembly with antenna function
CN101964475A (zh) * 2009-07-24 2011-02-02 讯舟科技股份有限公司 Usb无线网卡
US8330655B2 (en) * 2009-08-18 2012-12-11 Apple Inc. Connectors with embedded antennas
TWI454068B (zh) * 2010-02-09 2014-09-21 Arcadyan Technology Corp 無線網路接收器
WO2012039210A1 (fr) * 2010-09-22 2012-03-29 アルプス電気株式会社 Dispositif électronique
CN102176560B (zh) * 2010-12-27 2013-04-24 华为终端有限公司 一种通用串行总线插头及一种数据卡
CN102983875B (zh) * 2012-11-29 2015-06-10 中兴通讯股份有限公司 一种降低对数据卡天线灵敏度干扰的方法及设备

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019101527A1 (fr) * 2017-11-27 2019-05-31 Robert Bosch Gmbh Dispositif muni d'un élément d'antenne et de contact électrique

Also Published As

Publication number Publication date
CN104600426B (zh) 2019-01-15
WO2015062508A1 (fr) 2015-05-07
EP3046183B1 (fr) 2018-12-19
CN104600426A (zh) 2015-05-06
EP3046183A4 (fr) 2016-10-12

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