CN111478713A - Mobile terminal - Google Patents

Mobile terminal Download PDF

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Publication number
CN111478713A
CN111478713A CN202010316175.9A CN202010316175A CN111478713A CN 111478713 A CN111478713 A CN 111478713A CN 202010316175 A CN202010316175 A CN 202010316175A CN 111478713 A CN111478713 A CN 111478713A
Authority
CN
China
Prior art keywords
charging
interface
parasitic coupling
mobile terminal
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.)
Granted
Application number
CN202010316175.9A
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Chinese (zh)
Other versions
CN111478713B (en
Inventor
汤凯
程微
刘信用
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.)
Shanghai Moqin Intelligent Technology Co ltd
Original Assignee
Shanghai Moqin Intelligent Technology 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.)
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Publication date
Application filed by Shanghai Moqin Intelligent Technology Co ltd filed Critical Shanghai Moqin Intelligent Technology Co ltd
Priority to CN202010316175.9A priority Critical patent/CN111478713B/en
Publication of CN111478713A publication Critical patent/CN111478713A/en
Application granted granted Critical
Publication of CN111478713B publication Critical patent/CN111478713B/en
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Anticipated expiration legal-status Critical

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/3833—Hand-held transceivers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/30—Arrangements for providing operation on different wavebands
    • H01Q5/378—Combination of fed elements with parasitic elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/3883—Arrangements for mounting batteries or battery chargers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)

Abstract

The invention discloses a mobile terminal, which comprises a terminal body, wherein a charging circuit is arranged in the terminal body, and the mobile terminal is also provided with: the antenna unit comprises a main antenna wire for connecting a main feed point and a main feed point, and also comprises a parasitic coupling wire for connecting a parasitic coupling feed; the charging interface is used for selectively conducting the charging circuit or the parasitic coupling wire; in a charging state, the charging interface conducts the charging circuit; and in a non-charging state, the charging interface conducts the parasitic coupling wiring. The invention provides a mobile terminal, which utilizes a charging interface as an antenna parasitic coupling unit, saves the space of an antenna, expands the bandwidth of the antenna, and simultaneously can eliminate the interference of the charging interface on the antenna, thereby not only enhancing the communication performance of handheld communication equipment, but also meeting the market requirement of miniaturization.

Description

Mobile terminal
Technical Field
The invention relates to the technical field of wireless communication, in particular to a mobile terminal.
Background
With the development of the function diversification of the handheld communication equipment, more and more frequency bands are required to be supported, and meanwhile, due to the increasing demand of the market trend for the miniaturization of the handheld communication equipment, the wiring space of the antenna tends to be reduced, so that the environment where the antenna is located is more complex, and therefore, the demand for the bandwidth of the antenna reaches unprecedented height in the future.
In order to meet the requirement, in the prior art, the FPC antenna or the L DS antenna is often used as an additional coupling parasitic unit, so as to expand the bandwidth, but both the FPC antenna and the L DS antenna need to occupy the local wiring space, and the purpose of saving the wiring space cannot be achieved, so that the market requirement of miniaturization of handheld communication is not met.
In addition, for the device with the DOCK charging function, in the prior art, the DOCK PIN is usually set at the position where the DOCK PIN coincides with the main antenna below the body, the feed ground of the parasitic antenna is usually set beside the feed point of the main antenna assembly, the feed ground of the parasitic antenna is usually connected with a parasitic coupling wire, and the DOCK PIN can interfere with the main antenna assembly and the parasitic coupling wire at the time, thereby affecting the normal use of the handheld communication device.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a mobile terminal, which solves the problem that the DOCK PIN interferes with a main set antenna and a parasitic coupling line and influences the normal use of handheld communication equipment in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a mobile terminal, includes the terminal body, this internal charging circuit that is equipped with of terminal still is equipped with:
the antenna unit comprises a parasitic coupling wire connected with a parasitic coupling ground;
the charging interface is used for selectively conducting the charging circuit or the parasitic coupling wire;
in a charging state, the charging interface conducts the charging circuit; and in a non-charging state, the charging interface conducts the parasitic coupling wiring.
Optionally, the mobile terminal further includes a switch;
the switcher comprises a first switch circuit and a second switch circuit, the first switch circuit is connected with the charging interface and the charging circuit, the second switch circuit is connected with the charging interface and the parasitic coupling wire, and the first switch circuit and the second switch circuit are selectively conducted;
in a charging state, the first switch circuit is conducted; and in a non-charging state, the second switch circuit is conducted.
Optionally, the switch comprises a relay or a single pole double throw switch.
Optionally, the charging interface includes a first interface and a second interface, and the first interface and the second interface are sequentially arranged along a direction from being close to the parasitic coupling feed to being far from the parasitic coupling feed;
a first charging elastic sheet is arranged in the first interface, and a first metal column is connected to the first charging elastic sheet;
the switcher is electrically connected with the first charging elastic sheet.
Optionally, a second charging elastic sheet is arranged in the second interface, a second metal column is connected to the second charging elastic sheet, and the switcher is electrically connected to the first charging elastic sheet and the second charging elastic sheet.
Optionally, the antenna unit further includes a main antenna trace connecting the main feed point and the main feed point; the main set feed ground, the main set feed point and the parasitic coupling feed ground are arranged inwards in sequence along the side edge of the terminal body.
Compared with the prior art, the invention has the following beneficial effects:
the invention provides a mobile terminal, which utilizes a charging interface as an antenna parasitic coupling unit, saves the space of an antenna, expands the bandwidth of the antenna, and simultaneously can eliminate the interference of the charging interface on the antenna, thereby not only enhancing the communication performance of handheld communication equipment, but also meeting the market requirement of miniaturization.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a mobile terminal according to the present invention;
fig. 2 is a schematic structural diagram of a mobile terminal according to another embodiment of the present invention.
In the above figures:
1. a terminal body; 2. a main set antenna; 3. a main set feed point; 4. a main current-collecting ground; 5. a parasitic coupling to ground; 6. a first charging spring plate; 7. a second charging spring plate; 8. a main antenna trace; 9. and the parasitic coupling wire.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Furthermore, the terms "long", "short", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention, but do not indicate or imply that the referred devices or elements must have the specific orientations, be configured to operate in the specific orientations, and thus are not to be construed as limitations of the present invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Referring to fig. 1, an embodiment of the present invention provides a mobile terminal, including a terminal body 1, an antenna unit is disposed in the terminal body 1, and includes a main antenna trace 8 connecting a main feeding point 3 and a main feeding ground 4, and a parasitic coupling trace 9 connecting a parasitic coupling ground 5.
The apple company uses a 30pin DOCK interface on an ipod at the earliest, adopts a 9pin L lighting DOCK interface from the iphone5, and adopts a charging base type charging mode adopted by many handheld communication devices such as POS machines, three-prevention machines and the like at present except apple series products, and also adopts the DOCK interface.
Specifically, the charging interface in this embodiment includes a first interface and a second interface.
Wherein, a first charging spring 6 is arranged in the first interface, and a first metal column is connected on the first charging spring 6; a second charging elastic sheet 7 is arranged in the second interface, and a second metal column is connected to the second charging elastic sheet 7; first metal column and second metal column outwards can connect the power supply pin of charging the base for realize mobile terminal's the function of charging.
In this embodiment, the charging interface can selectively turn on the charging circuit or the parasitic coupling trace 9. In a charging state, the charging interface is used for conducting a charging circuit and realizing the charging function of the mobile terminal; referring to fig. 2, in the non-charging state, the charging interface conducts the parasitic coupling trace 9 to form the antenna parasitic coupling unit.
In one optional implementation of this embodiment, since the first interface is closest to the parasitic coupling ground 5, the switch may be directly electrically connected to the first charging spring 6 for the convenience of wiring.
In another optional implementation manner of this embodiment, the switch may also be electrically connected to the first charging spring 6 and the second charging spring 7 at the same time; in the non-charging state, the first charging spring 6 and the first metal column, and the second charging spring 7 and the second metal column simultaneously become parasitic coupling units of the antenna unit.
Further, the mobile terminal further comprises a switcher electrically connected with the charging interface; the switch comprises a first switch circuit and a second switch circuit, wherein the first switch circuit is connected with the charging circuit, the second switch circuit is connected with the parasitic coupling wire 9, and the first switch circuit and the second switch circuit are selectively conducted.
In a charging state, the first switch circuit is conducted, so that the charging function of the mobile terminal can be normally realized; in the non-charging state, the second switch circuit is conducted, so that the charging interface is expanded into a parasitic coupling unit.
In this embodiment, the switch may be a relay or a single-pole double-throw switch; it will be appreciated that other arrangements may be used as long as circuit switching can be achieved according to the charging or non-charging state.
Specifically, in the present embodiment, the antenna unit is disposed at the lower portion of the terminal body 1, the main feeding ground 4, the main feeding point 3 and the parasitic coupling ground 5 are sequentially disposed inward along the side of the terminal body 1, and the first interface and the second interface are sequentially disposed in a direction from being close to the parasitic coupling ground 5 to being far away from the parasitic coupling ground 5.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (6)

1. The utility model provides a mobile terminal, its characterized in that, includes the terminal body, this internal charging circuit that is equipped with of terminal still is equipped with:
the antenna unit comprises a parasitic coupling wire connected with a parasitic coupling ground;
the charging interface is used for selectively conducting the charging circuit or the parasitic coupling wire;
in a charging state, the charging interface conducts the charging circuit; and in a non-charging state, the charging interface conducts the parasitic coupling wiring.
2. The mobile terminal of claim 1, further comprising a switch;
the switcher comprises a first switch circuit and a second switch circuit, the first switch circuit is connected with the charging interface and the charging circuit, the second switch circuit is connected with the charging interface and the parasitic coupling wire, and the first switch circuit and the second switch circuit are selectively conducted;
in a charging state, the first switch circuit is conducted; and in a non-charging state, the second switch circuit is conducted.
3. The mobile terminal of claim 1, wherein the switch comprises a relay or a single pole double throw switch.
4. The mobile terminal of claim 1, wherein the charging interface comprises a first interface and a second interface, and the first interface and the second interface are sequentially arranged along a direction from being close to the parasitic coupling feed to being far from the parasitic coupling feed;
a first charging elastic sheet is arranged in the first interface, and a first metal column is connected to the first charging elastic sheet;
the switcher is electrically connected with the first charging elastic sheet.
5. The mobile terminal of claim 4, wherein a second charging spring is disposed in the second interface, a second metal post is connected to the second charging spring, and the switch is electrically connected to the first charging spring and the second charging spring.
6. The mobile terminal of claim 4, wherein the antenna unit further comprises a main antenna trace connecting the main feeding point and the main feeding ground; the main set feed ground, the main set feed point and the parasitic coupling feed ground are arranged inwards in sequence along the side edge of the terminal body.
CN202010316175.9A 2020-04-21 2020-04-21 Mobile terminal Active CN111478713B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010316175.9A CN111478713B (en) 2020-04-21 2020-04-21 Mobile terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010316175.9A CN111478713B (en) 2020-04-21 2020-04-21 Mobile terminal

Publications (2)

Publication Number Publication Date
CN111478713A true CN111478713A (en) 2020-07-31
CN111478713B CN111478713B (en) 2021-12-24

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103607484A (en) * 2013-11-05 2014-02-26 华为终端有限公司 Wireless communication terminal
CN103972637A (en) * 2013-01-30 2014-08-06 三星电子株式会社 Antenna device for portable terminal
US20140354226A1 (en) * 2012-01-13 2014-12-04 Koninklijke Philips N.V. Wireless docking link budget optimization system
CN105099491A (en) * 2015-06-12 2015-11-25 联想(北京)有限公司 Control method and electronic equipment
US9325204B2 (en) * 2009-03-09 2016-04-26 Advanced Wireless Innovations Llc Apparatus and method for communicating data and power with electronic devices
CN106575818A (en) * 2014-08-21 2017-04-19 三星电子株式会社 Antenna apparatus and electronic device having the same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9325204B2 (en) * 2009-03-09 2016-04-26 Advanced Wireless Innovations Llc Apparatus and method for communicating data and power with electronic devices
US20140354226A1 (en) * 2012-01-13 2014-12-04 Koninklijke Philips N.V. Wireless docking link budget optimization system
CN103972637A (en) * 2013-01-30 2014-08-06 三星电子株式会社 Antenna device for portable terminal
CN103607484A (en) * 2013-11-05 2014-02-26 华为终端有限公司 Wireless communication terminal
CN106575818A (en) * 2014-08-21 2017-04-19 三星电子株式会社 Antenna apparatus and electronic device having the same
CN105099491A (en) * 2015-06-12 2015-11-25 联想(北京)有限公司 Control method and electronic equipment

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