CN207353454U - Composite antenna apparatus and mobile terminal - Google Patents

Composite antenna apparatus and mobile terminal Download PDF

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Publication number
CN207353454U
CN207353454U CN201721101787.6U CN201721101787U CN207353454U CN 207353454 U CN207353454 U CN 207353454U CN 201721101787 U CN201721101787 U CN 201721101787U CN 207353454 U CN207353454 U CN 207353454U
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CN
China
Prior art keywords
cabling
feed point
insulated substrate
antenna
antenna apparatus
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.)
Expired - Fee Related
Application number
CN201721101787.6U
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Chinese (zh)
Inventor
陈卫
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.)
Huizhou TCL Mobile Communication Co Ltd
Original Assignee
Huizhou TCL Mobile Communication 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 Huizhou TCL Mobile Communication Co Ltd filed Critical Huizhou TCL Mobile Communication Co Ltd
Priority to CN201721101787.6U priority Critical patent/CN207353454U/en
Application granted granted Critical
Publication of CN207353454U publication Critical patent/CN207353454U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of composite antenna apparatus, including the insulated substrate with the first surface second surface opposite with the first surface, near-field communication aerial coil and frequency-modulated antenna, the near-field communication aerial coil includes being respectively arranged at the first surface, the first cabling and the second cabling of the second surface and mutual conduction, the frequency-modulated antenna is arranged on the insulated substrate and positioned at the non-cabling area of the near-field communication aerial coil, the both ends of the near-field communication aerial coil are used separately as the first feed point and the second feed point, one end of the frequency-modulated antenna is used as the 3rd feed point.The utility model discloses a kind of composite antenna apparatus, near-field communication aerial and frequency-modulated antenna share insulated substrate, on the premise of two kinds of antennas of guarantee are not produced and interfered with each other, reduce the occupied space of antenna, are designed beneficial to the ultrathin of mobile terminal.

Description

Composite antenna apparatus and mobile terminal
Technical field
Antenna technical field is the utility model is related to, more specifically to a kind of composite antenna apparatus and mobile terminal.
Background technology
Mobile terminal is equipped with more and more antennas at present, more powerful communication function is made it have, wherein common There are near-field communication (Near Field Communication, be abbreviated as NFC) antenna and frequency-modulated antenna (Frequency Modulation, is abbreviated as FM), NFC be it is a kind of using electromagnetic induction transceiving electromagnetic ripple realize between electronic equipment closely without Line communication technology, under normal circumstances NFC antenna and FM antennas be all provided separately, although be provided separately can guarantee that antenna believe Number, but more spaces inside mobile terminal are also occupied, it is unfavorable for the ultrathin design of mobile terminal.
Utility model content
The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide one kind to realize near field The composite antenna apparatus of communication antenna and frequency-modulated antenna spatial reuse.
In order to realize above-mentioned purpose, the utility model employs following technical solution:
A kind of composite antenna apparatus, including the insulation base with the first surface second surface opposite with the first surface Plate, near-field communication aerial coil and frequency-modulated antenna, the near-field communication aerial coil include be respectively arranged at the first surface, The first cabling and the second cabling of the second surface and mutual conduction, the frequency-modulated antenna be arranged on the insulated substrate and Positioned at the non-cabling area of the near-field communication aerial coil, the both ends of the near-field communication aerial coil are used separately as the first feed point With the second feed point, one end of the frequency-modulated antenna is used as the 3rd feed point.
Preferably, first cabling is first feed point on the outside of the insulated substrate along first table The coil that face edge is repeatedly formed to interior circuit, second cabling are second feed point on the outside of the insulated substrate Along the cabling of second surface side formation, first through hole, first cabling are offered on the insulated substrate (10) End be electrically connected through the first through hole with the end of second cabling.
Preferably, the frequency-modulated antenna is the non-cabling area arranged on the first surface and among first cabling Snakelike cabling, offer the second through hole on the insulated substrate, one end of first cabling is through the second through hole and described The 3rd feed point is formed outside insulated substrate.
Alternatively, the frequency-modulated antenna is arranged on the second surface and positioned at the snakelike of the non-cabling area of second cabling Cabling, the 3rd feed point are located at outside the insulated substrate.
Preferably, composite antenna apparatus further includes magnetic conduction sheet, and the magnetic conduction sheet fits in described the of the insulated substrate One surface or the second surface, first feed point, second feed point and the 3rd feed point stretch out in the magnetic conduction Outside piece.
Preferably, the insulated substrate is flexible PCB, and the area of the magnetic conduction sheet is not less than the insulated substrate Area so that antenna performance is more preferable.
Preferably, the magnetic conduction sheet is ferrite base material.
Alternatively, the magnetic conduction sheet is suction ripple material.
The utility model additionally provides a kind of mobile terminal, if including circuit board, the dry aerial on the circuit board Shrapnel and any above-mentioned composite antenna apparatus, the antenna shrapnel respectively with first feed point, second feed point and 3rd feed point is electrically connected.
Preferably, mobile terminal further includes battery and battery cover, and the composite antenna apparatus is located at the battery and described Between battery cover and fit in the battery interior surface.
The utility model discloses a kind of composite antenna apparatus, near-field communication aerial and frequency-modulated antenna share insulated substrate, On the premise of two kinds of antennas of guarantee are not produced and interfered with each other, the occupied space of antenna is reduced, beneficial to the ultra-thin of mobile terminal Change design.
Brief description of the drawings
Fig. 1 is the composite antenna apparatus schematic diagram of the utility model embodiment one.
Fig. 2 is the mobile terminal schematic diagram of the utility model embodiment one.
Fig. 3 is the composite antenna apparatus schematic diagram of the utility model embodiment two.
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, is further described the utility model.It should be appreciated that specific embodiment described herein is only explaining this reality With new, it is not used to limit the utility model.
As shown in Figure 1, the composite antenna apparatus of the utility model embodiment includes having first surface and and first surface Insulated substrate 10, near-field communication aerial coil 20 and the frequency-modulated antenna 10 of opposite second surface, near-field communication aerial coil 20 Preferably double-layer coil, it includes the first cabling 21 of mutual conduction and the second cabling 22, and the first cabling 21 is arranged at the first table Face, the second cabling 22 are arranged at second surface, and frequency-modulated antenna 30 is arranged on insulated substrate 10 and is located at near-field communication aerial line The non-cabling area of circle 20, the both ends of wherein near-field communication aerial coil 20 are stretched out in outside insulated substrate 10, are used separately as NFC antenna The the first feed point 20a and the second feed point 20b of signal, wherein one end of frequency-modulated antenna 30 is stretched out in outside insulated substrate 10, as FM 3rd feed point 30a of aerial signal.So NFC antenna and FM antennas realize the multiplexing in space, reduce the occupied space of antenna, Be conducive to the ultrathin design of mobile terminal.
The mobile terminal of the utility model embodiment includes mobile phone, tablet computer etc., as shown in Fig. 2, mobile terminal has Circuit board 50 and some antenna shrapnels 51 being arranged on circuit board 50 and above-mentioned composite antenna apparatus, composite antenna apparatus are set In in mobile terminal, antenna shrapnel is electrically connected with the first feed point 20a, the second feed point 20b and the 3rd feed point 30a respectively.Further Ground, mobile terminal have battery 60 and battery cover 70, and composite antenna apparatus is arranged between battery 60 and battery cover 70, and compound Antenna assembly fits in the inner surface of battery cover 70, and such antenna assembly reduces the occupancy of internal volume.In addition this implementation The battery cover 70 of example is preferably insulating cover, to obtain stronger antenna performance.
The technical solution of the utility model is described in detail using several specific embodiments below.
Embodiment one
As shown in Figure 1, the insulated substrate 10 in the present embodiment is preferably the preferable flexible PCB of ductility, the first cabling 21 be the coil that the first feed point 20a positioned at the outside of insulated substrate 10 is repeatedly formed along first surface edge to interior circuit, the The cabling that two cablings 22 are formed for the second feed point 20b positioned at the outside of insulated substrate 10 along second surface side, insulated substrate First through hole 11 is offered on 10, the end of the first cabling 21 is electrically connected through first through hole 11 with the end of the second cabling 22. Preferably, the number of turns of the first cabling 21 in the present embodiment is enclosed for 5, trace width 5mm, the length of 21 outmost turns of the first cabling It is 40mm with width.Further, frequency-modulated antenna 30 be arranged at first surface and among the first cabling 21 it is non-walk The snakelike cabling in line area, offers the second through hole 12 on insulated substrate 10, one end of the first cabling 21 pass through the second through hole 12 And the 3rd feed point 30a, such NFC antenna and FM antenna duplexers insulated substrate 10 are formed outside insulated substrate 10, and both Cabling will not intersect, and do not influence each other signal.
Further, in order to ensure antenna signal strength, influence of the mobile terminal interior metal device to antenna is reduced, again Closing antenna assembly and further include magnetic conduction sheet 40, magnetic conduction sheet 40 fits in the first surface or second surface of insulated substrate 10, wherein First feed point 20a, the second feed point 20b and the 3rd feed point 30a are stretched out in outside magnetic conduction sheet 40, prevent from sending out when being connected with antenna shrapnel 51 Raw interference.Further, in order to obtain more preferable shield effectiveness, the area of magnetic conduction sheet 40 should be not less than the area of insulated substrate. Magnetic conduction sheet 40 in the present embodiment is preferably ferrite base material, and in other embodiments, magnetic conduction sheet 40 can be to inhale ripple material.
It should be noted that when above-mentioned composite antenna apparatus fits in the inner surface of battery cover 70, magnetic conduction sheet 40 pastes Together on the surface of the remote battery cover 70 of insulated substrate 10.
Embodiment two
As shown in Fig. 2, the present embodiment and the difference of embodiment one are, frequency-modulated antenna 30 is to be arranged at second surface And positioned at the snakelike cabling in the non-cabling area of the second cabling 22, and frequency-modulated antenna 30 stretches out in outside insulated substrate 10 and forms the 3rd feedback Point 30a.Since the second cabling 22 is smaller in second surface area occupied, the second cabling 22 does not intersect with frequency-modulated antenna 30, Therefore the second extra through hole need not be opened up on insulated substrate.
The utility model discloses a kind of composite antenna apparatus, near-field communication aerial and frequency-modulated antenna share insulated substrate, On the premise of two kinds of antennas of guarantee are not produced and interfered with each other, the occupied space of antenna is reduced, beneficial to the ultra-thin of mobile terminal Change design.
Specific embodiment of the present utility model is described in detail above, although having show and described some realities Example is applied, it will be understood by those skilled in the art that not departing from this practicality that its scope is limited by claim and its equivalent In the case of new principle and spirit, it can modify to these embodiments and perfect, these modifications and improve also should be In the scope of protection of the utility model.

Claims (9)

1. a kind of composite antenna apparatus, it is characterised in that including with first surface second table opposite with the first surface Insulated substrate (10), near-field communication aerial coil (20) and the frequency-modulated antenna (30) in face, the near-field communication aerial coil (20) The first cabling (21) and the second cabling including being respectively arranged at the first surface, the second surface and mutual conduction (22), the frequency-modulated antenna (30) is arranged on the insulated substrate (10) and positioned at the near-field communication aerial coil (20) Non- cabling area, the both ends of the near-field communication aerial coil (20) are used separately as the first feed point (20a) and the second feed point (20b), One end of the frequency-modulated antenna (30) is used as the 3rd feed point (30a).
2. composite antenna apparatus according to claim 1, it is characterised in that first cabling (21) is from described in stretching The line that first feed point (20a) on the outside of insulated substrate (10) is repeatedly formed along the first surface edge to interior circuit Circle, second cabling (22) are second feed point (20b) on the outside of the insulated substrate (10) along described second The cabling that surface side is formed, offers first through hole (11), the end of first cabling (21) on the insulated substrate (10) End is electrically connected through the first through hole (11) with the end of second cabling (22).
3. composite antenna apparatus according to claim 2, it is characterised in that the frequency-modulated antenna (30) is arranged on described the One surface and the snakelike cabling in the non-cabling area among first cabling (21), offer on the insulated substrate (10) Second through hole (12), one end of first cabling (21) through the second through hole (12) and stretch out in the insulated substrate (10) outside Form the 3rd feed point (30a).
4. composite antenna apparatus according to claim 2, it is characterised in that the frequency-modulated antenna (30) is arranged on described the Two surfaces and the snakelike cabling for being located at the non-cabling area of second cabling (22), the 3rd feed point (30a) is positioned at described exhausted Edge substrate (10) is outside.
5. composite antenna apparatus according to any one of claims 1 to 4, it is characterised in that further include magnetic conduction sheet (40), institute State magnetic conduction sheet (40) and fit in the first surface of the insulated substrate (10) or the second surface, first feed point (20a), second feed point (20b) and the 3rd feed point (30a) stretch out in the magnetic conduction sheet (40) outside.
6. composite antenna apparatus according to claim 5, it is characterised in that the insulated substrate (10) is flexible circuit Plate, the area of the magnetic conduction sheet (40) are not less than the area of the insulated substrate (10).
7. composite antenna apparatus according to claim 5, it is characterised in that the magnetic conduction sheet (40) for ferrite base material or Person inhales ripple material.
8. a kind of mobile terminal, it is characterised in that including circuit board (50), some antenna flickings on the circuit board (50) Piece (51) and claim 1 to 7 any one of them composite antenna apparatus, the antenna shrapnel (51) are presented with described first respectively Point (20a), second feed point (20b) and the 3rd feed point (30a) are electrically connected.
9. mobile terminal according to claim 8, it is characterised in that battery (60) and battery cover (70) are further included, it is described Composite antenna apparatus is between the battery (60) and the battery cover (70) and fits in the battery cover (70) inner surface.
CN201721101787.6U 2017-08-30 2017-08-30 Composite antenna apparatus and mobile terminal Expired - Fee Related CN207353454U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721101787.6U CN207353454U (en) 2017-08-30 2017-08-30 Composite antenna apparatus and mobile terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721101787.6U CN207353454U (en) 2017-08-30 2017-08-30 Composite antenna apparatus and mobile terminal

Publications (1)

Publication Number Publication Date
CN207353454U true CN207353454U (en) 2018-05-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721101787.6U Expired - Fee Related CN207353454U (en) 2017-08-30 2017-08-30 Composite antenna apparatus and mobile terminal

Country Status (1)

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CN (1) CN207353454U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110165377A (en) * 2019-06-03 2019-08-23 Oppo广东移动通信有限公司 A kind of antenna module and electronic equipment
WO2021043199A1 (en) * 2019-09-04 2021-03-11 Oppo广东移动通信有限公司 Nfc antenna used for mobile terminal, and nfc communication apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110165377A (en) * 2019-06-03 2019-08-23 Oppo广东移动通信有限公司 A kind of antenna module and electronic equipment
CN110165377B (en) * 2019-06-03 2021-04-27 Oppo广东移动通信有限公司 Antenna assembly and electronic equipment
WO2021043199A1 (en) * 2019-09-04 2021-03-11 Oppo广东移动通信有限公司 Nfc antenna used for mobile terminal, and nfc communication apparatus
US11978952B2 (en) 2019-09-04 2024-05-07 Guangdong Oppo Mobile Telecommunications Corp., Ltd. NFC antenna and NFC communication apparatus for mobile terminal

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180511

Termination date: 20180830