CN202474188U - External antenna structure - Google Patents

External antenna structure Download PDF

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Publication number
CN202474188U
CN202474188U CN2011205018075U CN201120501807U CN202474188U CN 202474188 U CN202474188 U CN 202474188U CN 2011205018075 U CN2011205018075 U CN 2011205018075U CN 201120501807 U CN201120501807 U CN 201120501807U CN 202474188 U CN202474188 U CN 202474188U
Authority
CN
China
Prior art keywords
nfc
antenna body
external
nfc antenna
utility
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
CN2011205018075U
Other languages
Chinese (zh)
Inventor
王维
付荣
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 Amphenol Airwave Communication Electronics Co Ltd
Original Assignee
Shanghai Amphenol Airwave Communication Electronics 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 Shanghai Amphenol Airwave Communication Electronics Co Ltd filed Critical Shanghai Amphenol Airwave Communication Electronics Co Ltd
Priority to CN2011205018075U priority Critical patent/CN202474188U/en
Application granted granted Critical
Publication of CN202474188U publication Critical patent/CN202474188U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to the field of antenna technology, especially to an external antenna structure. The external antenna structure of the utility model is applied to a hand-held device and comprises a near field communication (NFC) antenna body arranged on the exterior of the hand-held device and an NFC chip arranged in the interior of the hand-held device, and the NFC antenna body and the NFC chip are connected via an external interface of the hand-held device. Compared with the prior art, the utility model has the following advantages: 1, the NFC antenna body of the utility model is connected with the NFC chip via a USB interface or an earphone receiver interface, so that the overall appearance and interior design requirements of the hand-held device are reduced to a great degree, the effects of the hand-held device environment on the NFC antenna performance are reduced substantially, and the external antenna structure is simple in structure and easy in operation; 2, the external NFC antenna body of the utility model also can be made into a decorative part, such as a mobile phone pendant, etc. to beautify the mobile phone.

Description

A kind of external antenna structure
Technical field
The utility model relates to the technical field of antenna, particularly a kind of external antenna structure.
Background technology
NFC (Near Field Communication) claim wireless near field communication again, is a kind of short-range high frequency wireless communication technology.Traditional NFC antenna need occupy bigger space on the pcb board of handheld device, if the components and parts on the NFC antenna distance pcb board are too near, then pcb board can exert an influence to the reception of antenna.Existing NFC antenna adopts coil form more, is made on the flexible printed circuit board, is integrated in mobile phone inside then, as is placed on handheld device bonnet inner casing, or the battery face is first-class.But because limited, the circumstance complication in handheld device inner space,, and may have influence on final performance owing to the limitation of size so the NFC antenna need could operate as normal by shielding materials such as ferrites.
The utility model content
The utility model purpose is to provide a kind of external antenna structure; When being arranged on handheld device inside with the NFC antenna that solves existing handheld device in the prior art; Because limited, the circumstance complication of handheld device volume inside; Make that the NFC antenna need could operate as normal by shielding materials such as ferrites, and may have influence on the technical matters of final performance owing to the limitation of size.
The utility model purpose realizes through following technical scheme:
A kind of external antenna structure; Be applied to handheld device; Comprise being arranged on the outside NFC antenna body of the said handheld device NFC chip inner with being arranged on said handheld device, said NFC antenna body is connected with the external interface of said NFC chip through said handheld device.
Preferably, said NFC antenna body is connected through USB interface with said NFC chip, and said NFC antenna body is connected with the USB passage.
Preferably, said NFC antenna body and the channel attached path of USB are provided with the blocking circuit that is used for block N FC signal.
Preferably, said NFC antenna body is provided with testing circuit and match circuit with the path that said NFC chip is connected.
Preferably, said NFC antenna body is connected through the headset earpiece interface with said NFC chip, and said NFC antenna body is connected with the headset earpiece passage.
Preferably, said NFC antenna body and the channel attached path of headset earpiece are provided with the blocking circuit that is used for block N FC signal.
Preferably, said NFC antenna body is provided with testing circuit and match circuit with the path that said NFC chip is connected.
Preferably, said handheld device comprises portable multimedia terminal.
Preferably, said portable multimedia terminal comprises mobile phone.
Compared with prior art, the utility model has following advantage:
1, the NFC antenna body of the utility model is connected to the NFC chip through USB interface or headset earpiece interface; Overall appearance and inner designing requirement have been reduced to a great extent to handheld device; Significantly reduced of the influence of handheld device environment to the NFC antenna performance; And simple in structure, easy operating;
2, the external NFC antenna body of the utility model can also be made mobile phone and hang gadget such as bob to beautify mobile phone.
Description of drawings
Fig. 1 is the schematic diagram of an embodiment of the utility model;
Fig. 2 is the schematic diagram of another embodiment of the utility model.
Embodiment
Below in conjunction with accompanying drawing, specify the utility model.
See also Fig. 1; The external antenna structure of the utility model; Be applied to handheld device, comprise being arranged on outside NFC antenna body of handheld device 1 and the NFC chip 4 that is arranged on handheld device inside, NFC antenna body 1 is connected with the external interface of NFC chip 4 through handheld device.
See also Fig. 1, be an embodiment of the utility model.NFC antenna body 1 is connected through USB interface 2 with NFC chip 4, and NFC antenna body 1 is connected with USB passage 3.The path that NFC antenna body 1 is connected with USB passage 3 is provided with the blocking circuit 31 that is used for block N FC signal, and blocking circuit 31 can play the effect of opening circuit to the NFC signal, and usb signal is played the conducting effect.The path that NFC antenna body 1 is connected with NFC chip 4 is provided with testing circuit 41 and match circuit 42.Whether testing circuit 41 can detect the outer end access device is NFC antenna body 1.Match circuit 42 can let NFC antenna body 1 and NFC chip 4 impedance better matching.
See also Fig. 2, be another embodiment of the utility model.NFC antenna body 1 is connected through headset earpiece interface 5 with NFC chip 4, and NFC antenna body 1 is connected with headset earpiece passage 6.The path that NFC antenna body 1 is connected with headset earpiece passage 6 is provided with the blocking circuit 61 that is used for block N FC signal.Blocking circuit 61 can play the effect of opening circuit to the NFC signal, and the headset earpiece signal is played the conducting effect.The path that NFC antenna body 1 is connected with NFC chip 4 is provided with testing circuit 41 and match circuit 42.Whether testing circuit 41 can detect the outer end access device is NFC antenna body 1.Match circuit 42 can let NFC antenna body 1 and NFC chip 4 impedance better matching.
The handheld device of the utility model comprises portable multimedia terminal.In this example, portable multimedia terminal comprises mobile phone, also can be other multimedia terminal.
The NFC antenna body of the utility model is connected to the NFC chip through USB interface or headset earpiece interface; Overall appearance and inner designing requirement have been reduced to a great extent to handheld device; Significantly reduced of the influence of handheld device environment to the NFC antenna performance; And simple in structure, easy operating.
The NFC antenna body 1 of the utility model can be made various coiling forms such as rectangle, annular, polygon, adopts multiple modes such as printing, etching, coiling to process again.Can also carry out the secondary encapsulation with nonmetallic materials such as PET, PVC.The external NFC antenna body of the utility model can also be made mobile phone and hang gadgets such as bob to beautify mobile phone.
More than the disclosed several specific embodiments that are merely the application, but the application is not limited thereto, any those skilled in the art can think variation, all should drop in the application's the protection range.

Claims (9)

1. external antenna structure; Be applied to handheld device; It is characterized in that; Comprise being arranged on the outside NFC antenna body of the said handheld device NFC chip inner with being arranged on said handheld device, said NFC antenna body is connected with the external interface of said NFC chip through said handheld device.
2. a kind of external antenna structure as claimed in claim 1 is characterized in that, said NFC antenna body is connected through USB interface with said NFC chip, and said NFC antenna body is connected with the USB passage.
3. a kind of external antenna structure as claimed in claim 2 is characterized in that, said NFC antenna body and the channel attached path of USB are provided with the blocking circuit that is used for block N FC signal.
4. a kind of external antenna structure as claimed in claim 2 is characterized in that, said NFC antenna body is provided with testing circuit and match circuit with the path that said NFC chip is connected.
5. a kind of external antenna structure as claimed in claim 1 is characterized in that, said NFC antenna body is connected through the headset earpiece interface with said NFC chip, and said NFC antenna body is connected with the headset earpiece passage.
6. a kind of external antenna structure as claimed in claim 5 is characterized in that, said NFC antenna body and the channel attached path of headset earpiece are provided with the blocking circuit that is used for block N FC signal.
7. a kind of external antenna structure as claimed in claim 5 is characterized in that, said NFC antenna body is provided with testing circuit and match circuit with the path that said NFC chip is connected.
8. a kind of external antenna structure as claimed in claim 1 is characterized in that said handheld device comprises portable multimedia terminal.
9. a kind of external antenna structure as claimed in claim 8 is characterized in that said portable multimedia terminal comprises mobile phone.
CN2011205018075U 2011-12-06 2011-12-06 External antenna structure Expired - Fee Related CN202474188U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205018075U CN202474188U (en) 2011-12-06 2011-12-06 External antenna structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205018075U CN202474188U (en) 2011-12-06 2011-12-06 External antenna structure

Publications (1)

Publication Number Publication Date
CN202474188U true CN202474188U (en) 2012-10-03

Family

ID=46922328

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011205018075U Expired - Fee Related CN202474188U (en) 2011-12-06 2011-12-06 External antenna structure

Country Status (1)

Country Link
CN (1) CN202474188U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103944597A (en) * 2013-01-23 2014-07-23 中兴通讯股份有限公司 Mobile terminal, and near field communication realization method thereof
WO2014180241A1 (en) * 2013-10-30 2014-11-13 中兴通讯股份有限公司 External antenna
CN104158554A (en) * 2014-08-15 2014-11-19 北京橙鑫数据科技有限公司 Hanging belt type communication device and terminal
CN105099523A (en) * 2014-05-15 2015-11-25 中兴通讯股份有限公司 Near filed communication apparatus and work method thereof, and mobile terminal
CN105680156A (en) * 2014-11-21 2016-06-15 联想(北京)有限公司 Near field communication antenna, electronic device and circuit switching method
RU2600939C2 (en) * 2012-10-10 2016-10-27 Сяоми Инк. Remote module and subscriber device

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2600939C2 (en) * 2012-10-10 2016-10-27 Сяоми Инк. Remote module and subscriber device
CN103944597A (en) * 2013-01-23 2014-07-23 中兴通讯股份有限公司 Mobile terminal, and near field communication realization method thereof
CN103944597B (en) * 2013-01-23 2016-12-28 中兴通讯股份有限公司 A kind of mobile terminal and the method realizing short-range communication thereof
RU2621904C2 (en) * 2013-01-23 2017-06-08 ЗетТиИ Корпорейшн Mobile terminal and method of implementation by near radio communication
WO2014180241A1 (en) * 2013-10-30 2014-11-13 中兴通讯股份有限公司 External antenna
US20160276736A1 (en) * 2013-10-30 2016-09-22 Zte Corporation External Antenna
CN105099523A (en) * 2014-05-15 2015-11-25 中兴通讯股份有限公司 Near filed communication apparatus and work method thereof, and mobile terminal
CN104158554A (en) * 2014-08-15 2014-11-19 北京橙鑫数据科技有限公司 Hanging belt type communication device and terminal
CN105680156A (en) * 2014-11-21 2016-06-15 联想(北京)有限公司 Near field communication antenna, electronic device and circuit switching method
CN105680156B (en) * 2014-11-21 2019-04-26 联想(北京)有限公司 A kind of short-range communication antenna, electronic equipment and circuit switching method

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
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: 20121003

Termination date: 20161206