CN103595435A - Circuit board with antenna and USB interface and wireless transmitting and receiving device - Google Patents
Circuit board with antenna and USB interface and wireless transmitting and receiving device Download PDFInfo
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- CN103595435A CN103595435A CN201310482772.9A CN201310482772A CN103595435A CN 103595435 A CN103595435 A CN 103595435A CN 201310482772 A CN201310482772 A CN 201310482772A CN 103595435 A CN103595435 A CN 103595435A
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- wiring board
- usb interface
- antenna
- circuit board
- antenna assembly
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Abstract
The invention is applicable to the electronic field and provides at least one circuit board with an antenna and a USB interface and a wireless transmitting and receiving device. The circuit board is provided with a first face and a second face. The circuit board comprises an antenna device, the USB interface and two anti-interference assemblies. The antenna device is located on the first face of the circuit board. The two ends of the antenna device are electrically connected with the signal receiving end and the signal transmitting end of an application circuit. The USB interface is located in the first face of the circuit board and the positive power end and the negative power end of the USB interface are electrically connected with a power supply through the two anti-interference assemblies on the second face of the circuit board. The two data ends of the USB interface are electrically connected with data ends of the application circuit at the second face of the circuit board. A magnetic bead is connected between the USB interface and the power supply in series and used for eliminating influences on the transmitting and receiving performance of the antenna device by a USB metal shell. Thus, placing positions of the antenna device and the USB interface are not limited and the size of the circuit board is saved.
Description
Technical field
The invention belongs to electronic applications, relate in particular to a kind of wiring board and wireless transmitter with antenna and USB interface.
Background technology
Printed circuit board (Printed Circuit Board, PCB) in electronic product, mainly play the effect of supporting with interconnection circuit element, at present for wireless transmitter in PCB design, owing to having mutual coupling effect between antenna and metal, conventionally antenna is independently placed on to one end of PCB, and away from metal device, to avoid antenna performance to be affected, and wireless transmitter is because market and user's demand need to arrange USB (USB Universal Serial Bus conventionally, USB) interface carries out transfer of data or charging, but, USB interface is metal material, therefore, in PCB11, prior art is placed antenna 12 conventionally away from usb 13, referring to Fig. 1, to prevent that antenna from being disturbed by USB interface when the receiving and transmitting signal, impact transmitting-receiving effect.But this design, has increased PCB size, is unfavorable for the design of portable product.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of discrete part wiring board of imbedding, and is intended to solve the existing large problem of wiring board size with antenna and USB interface.
The embodiment of the present invention is achieved in that a kind of wiring board with antenna and USB interface, and described circuit board is connected with application circuit, and described wiring board is at least one, has first surface and second, comprising:
One antenna assembly, a USB interface; And
Be used for suppressing high-frequency conduction signal so that unrestricted two the anti-interference assemblies of antenna putting position;
Described antenna assembly is positioned at the first surface of described wiring board, the two ends of described antenna assembly are electrically connected to the signal transmitting and receiving end of described application circuit in second of described wiring board, described USB interface is positioned at the first surface of described wiring board, the positive and negative power end of described USB interface is electrically connected to the positive and negative electrode of power supply in second of described wiring board by described two anti-interference assemblies respectively, described anti-interference assembly is positioned at the first surface of described wiring board or second, and two data terminals of described USB interface are electrically connected to the data terminal of described application circuit in second of described wiring board.
Another object of the embodiment of the present invention is to provide a kind of above-mentioned wireless transmitter with the wiring board of antenna and USB interface that comprises.
The embodiment of the present invention is eliminated the impact of USB metal shell on antenna assembly transmitting-receiving performance by the magnetic bead being connected between USB interface and power supply, and then makes the putting position of antenna assembly and USB interface unrestricted, has saved wiring board volume.
Accompanying drawing explanation
Fig. 1 is the structure chart that prior art has the wiring board of antenna and USB interface;
The structure chart of the wiring board first surface with antenna and USB interface that Fig. 2 a provides for first embodiment of the invention;
The structure chart that the wiring board with antenna and USB interface that Fig. 2 b provides for first embodiment of the invention is second;
The structure chart of the wiring board first surface with antenna and USB interface that Fig. 3 a provides for second embodiment of the invention;
The structure chart that the wiring board with antenna and USB interface that Fig. 3 b provides for second embodiment of the invention is second;
The profile of the overlapping placement of wiring board with antenna and USB interface that Fig. 4 a provides for second embodiment of the invention;
The profile of the overlapping placement of wiring board with antenna and USB interface that Fig. 4 b provides for third embodiment of the invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The embodiment of the present invention is eliminated the impact of USB metal shell on antenna assembly transmitting-receiving performance by the magnetic bead being connected between USB interface and power supply, and then makes the putting position of antenna assembly and USB interface unrestricted, has saved wiring board volume.
The wiring board with antenna and USB interface providing as first embodiment of the invention is connected with application circuit, and described wiring board is at least one, has first surface and second, comprising:
One antenna assembly, a USB interface; And
Be used for suppressing high-frequency conduction signal so that unrestricted two the anti-interference assemblies of antenna putting position;
Described antenna assembly is positioned at the first surface of described wiring board, the two ends of described antenna assembly are electrically connected to the signal transmitting and receiving end of described application circuit in second of described wiring board, described USB interface is positioned at the first surface of described wiring board, the positive and negative power end of described USB interface is electrically connected to the positive and negative electrode of power supply in second of described wiring board by described two anti-interference assemblies respectively, described anti-interference assembly is positioned at the first surface of described wiring board or second, and two data terminals of described USB interface are electrically connected to the data terminal of described application circuit in second of described wiring board.
This wiring board with antenna and USB interface can be applied in any wireless transmitter, such as bluetooth earphone, wireless network card etc.
Below in conjunction with specific embodiment, realization of the present invention is elaborated.
Wiring board of employing that Fig. 2 a and Fig. 2 b show respectively the embodiment of the present invention to be provided is realized the first surface of the wiring board with antenna and USB interface and the structure of second, for convenience of explanation, only shows the part relevant to the embodiment of the present invention.
As one embodiment of the invention, antenna assembly 22 and USB interface 23 can be designed on a wiring board 21, this wiring board 21 has contrary two sides, be first surface 21a and second 21b, antenna assembly 22 and USB interface 23 are all positioned to the first surface 21a of this wiring board 21, the two ends 221 of antenna assembly 22 are electrically connected to the signal transmitting and receiving end of application circuit 20 in second 21b of this wiring board 21, two data terminal DM, DP(or PORT+, the PORT-of USB interface 23) in second 21b of this wiring board 21, be electrically connected to the data terminal of application circuit 20.
This wiring board 21 also comprises two for suppressing high-frequency conduction signal so that the unrestricted anti-interference assembly 24 of antenna putting position, and by two anti-interference assemblies 24, second 21b in this wiring board 21 is connected with ground wire with power source voltage Vcc respectively for the positive power source terminal VCC of USB interface 23, negative power end GND.
As one embodiment of the present invention, two anti-interference assemblies 24 can be positioned at the first surface 21a of wiring board 21, also can be positioned at second 21b of wiring board 21.
It is worth mentioning that, herein, because USB interface 23 is connected with power supply by anti-interference assembly 24, anti-interference assembly 24 is when antenna assembly 22 receiving and transmitting signal, suppress high-frequency conduction signal, thereby eliminate the impact on antenna assembly 22 transmitting-receiving performances of supply voltage and ground wire, and then make antenna assembly 22 unrestricted with the putting position of USB interface 23, saved wiring board volume.
As one embodiment of the invention, the thickness of wiring board 21 is preferably between 1.6-2.5mm.
As one embodiment of the invention, this antenna assembly 22 can adopt flat plane antenna.
This anti-interference assembly can adopt magnetic bead or magnet ring to realize, and especially can be preferably chip magnetic bead or ferrite bean.
The embodiment of the present invention is eliminated the impact of USB metal shell on antenna assembly transmitting-receiving performance by the magnetic bead being connected between USB interface and power supply, and then makes the putting position of antenna assembly and USB interface unrestricted, has saved wiring board volume.
Two wiring boards of employing that Fig. 3 a and Fig. 3 b show respectively the embodiment of the present invention to be provided are realized the first surface of the wiring board with antenna and USB interface and the structure of second, for convenience of explanation, only show the part relevant to the embodiment of the present invention.
As one embodiment of the invention, antenna assembly 22 and USB interface 23 can be designed respectively on two wiring board 21A, 21B, the first wiring board 21A has first surface 21Aa and second 21Ab, and the second wiring board 21B has first surface 21Ba and second 21Bb, referring to Fig. 3 a and Fig. 3 b.
Particularly, antenna assembly 22 is positioned at the first surface 21Aa of the first wiring board 21A, the two ends 221 of antenna assembly 22 are electrically connected to the signal transmitting and receiving end of application circuit 20 in second 21Ab of the first wiring board 21A, USB interface 23 is positioned at the first surface 21Ba of the second wiring board 21B, two data terminal DM, DP(or PORT+, the PORT-of USB interface 23) in second 21Bb of the second wiring board 21B, be electrically connected to the data terminal of application circuit 20.
Ground is not, second 21Ab of this first wiring board 21A and the relative overlapping placement of second 21Bb the electrical connection of the second wiring board 21B, referring to Fig. 4 a, and the thickness sum H of the first wiring board 21A and the second wiring board 21B is arranged between 1.6mm to 2.5mm, for example, it is 0.8mm that the first wiring board 21A is set, and the second wiring board 21B is 1.2mm.
In embodiments of the present invention, the first wiring board 21A and the overlapping placement of the second wiring board 21B can be dwindled wiring board area substantially, and then dwindle the volume of portable wireless transceiver device.
And the arranging to test by reality and determine of thickness H, this thickness H is relevant with the transmitting-receiving frequency of antenna assembly 22, and the transmitting-receiving frequency of antenna assembly 22 is higher, and the thickness of H is just less, when the transmitting-receiving frequency of antenna assembly 22 is 2.5GHZ, thickness H is preferably 1.6mm to 2.5mm.
As one embodiment of the invention, the parameter of magnetic bead is chosen and can be searched by the parameter handbook of magnetic bead, for example, and when the transmitting-receiving frequency 2.5GHZ of antenna assembly 22, Selecting All Parameters is 1800ohm@100MHZ, D.C. resistance <10ohm(ohm) magnetic bead.
As one embodiment of the invention, when the first wiring board 21A and the second wiring board 21B thickness are crossed when thin, can also between the first wiring board 21A and the second wiring board 21B, increase by an adhesive layer 25, referring to Fig. 4 b, to increase thickness, and the thickness sum that guarantees the first wiring board 21A, the second wiring board 21B and adhesive layer 25 is between 1.6mm to 2.5mm.
As one embodiment of the present invention, this adhesive layer 25 can adopt film or other insulating adhesive materials to realize.
In embodiments of the present invention, antenna assembly and USB interface are positioned over respectively on two wiring boards, and by two relatively overlapping connections of wiring board, effectively antenna assembly is incorporated in standard USB interface, effectively dwindled the volume of wiring board over half, and the transmitting-receiving performance that guarantees antenna is without any reduction.
This USB interface both can be connected with charging circuit (application circuit), for wireless transmitter charging, also can be connected with data processing circuit (application circuit), for wireless transmitter carries out transfer of data.
Another object of the embodiment of the present invention is to provide a kind of above-mentioned wireless transmitter with the wiring board of antenna and USB interface that comprises.
The embodiment of the present invention is eliminated the impact of USB metal shell on antenna assembly transmitting-receiving performance by the magnetic bead being connected between USB interface and power supply, and antenna assembly and USB interface are positioned over respectively on two wiring boards, by two relatively overlapping connections of wiring board, antenna assembly and USB interface are overlapped, dwindled to greatest extent the area of wiring board.
These are only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. a wiring board with antenna and USB interface, described circuit board is connected with application circuit, it is characterized in that, and described wiring board is at least one, has first surface and second, comprising:
One antenna assembly, a USB interface; And
Be used for suppressing high-frequency conduction signal so that unrestricted two the anti-interference assemblies of antenna putting position;
Described antenna assembly is positioned at the first surface of described wiring board, the two ends of described antenna assembly are electrically connected to the signal transmitting and receiving end of described application circuit in second of described wiring board, described USB interface is positioned at the first surface of described wiring board, the positive and negative power end of described USB interface is electrically connected to the positive and negative electrode of power supply in second of described wiring board by described two anti-interference assemblies respectively, described anti-interference assembly is positioned at the first surface of described wiring board or second, and two data terminals of described USB interface are electrically connected to the data terminal of described application circuit in second of described wiring board.
2. wiring board as claimed in claim 1, is characterized in that, described wiring board comprises the first wiring board and the second wiring board, and described the first wiring board and described the second wiring board have respectively first surface and second;
Described USB interface is positioned at the first surface of described the first wiring board, and described antenna assembly is positioned at the first surface of described the second wiring board;
Second of described the first wiring board second relative overlapping placement the electrical connection with described the second wiring board, the thickness sum of described the first wiring board and described the second wiring board is between 1.6mm to 2.5mm.
3. wiring board as claimed in claim 2, is characterized in that, between described the first wiring board and the second wiring board, has an adhesive layer;
The thickness sum of described the first wiring board, described the second wiring board and described adhesive layer is between 1.6mm to 2.5mm.
4. wiring board as claimed in claim 3, is characterized in that, described adhesive layer is film.
5. wiring board as claimed in claim 1 or 2, is characterized in that, described antenna assembly is flat plane antenna.
6. wiring board as claimed in claim 1 or 2, is characterized in that, described anti-interference assembly is magnetic bead.
7. wiring board as claimed in claim 6, is characterized in that, described magnetic bead is chip magnetic bead.
8. wiring board as claimed in claim 6, is characterized in that, described magnetic bead is ferrite bean.
9. a wireless transmitter, is characterized in that, described device comprises the wiring board as described in claim 1 to 8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310482772.9A CN103595435B (en) | 2013-10-15 | 2013-10-15 | A kind of wiring board and wireless transmitter with antenna and USB interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310482772.9A CN103595435B (en) | 2013-10-15 | 2013-10-15 | A kind of wiring board and wireless transmitter with antenna and USB interface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103595435A true CN103595435A (en) | 2014-02-19 |
| CN103595435B CN103595435B (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310482772.9A Active CN103595435B (en) | 2013-10-15 | 2013-10-15 | A kind of wiring board and wireless transmitter with antenna and USB interface |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017004983A1 (en) * | 2015-07-06 | 2017-01-12 | 中兴通讯股份有限公司 | Method and device for inhibiting signal interference to usb interface, and computer storage medium |
| CN108521035A (en) * | 2018-03-28 | 2018-09-11 | 努比亚技术有限公司 | The connection structure of mobile terminal and its universal serial bus connector |
| CN108957168A (en) * | 2018-05-22 | 2018-12-07 | 南昌华勤电子科技有限公司 | Usb circuit and electronic equipment comprising it |
| CN110009886A (en) * | 2018-01-04 | 2019-07-12 | 法雷奥汽车内部控制（深圳）有限公司 | Anti-interference device and remote control device including the anti-interference device |
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| CN101683797A (en) * | 2008-09-28 | 2010-03-31 | 深圳市王菱科技开发有限公司 | Adjustable clamping sleeve reading device internally installed with coordinate circuit system, conductive socket and conductive |
| CN201489560U (en) * | 2009-08-20 | 2010-05-26 | 北京握奇数据系统有限公司 | Non-contact reader-writer |
| CN101772295A (en) * | 2009-01-07 | 2010-07-07 | 晨讯科技(沈阳)有限公司 | Mobile terminal grounding device |
| US20120170557A1 (en) * | 2010-12-31 | 2012-07-05 | Atheros Communications, Inc. | Coexistence mechanism for collocated wlan and wwan communication devices |
| CN203608194U (en) * | 2013-10-15 | 2014-05-21 | 深圳市冠旭电子有限公司 | Circuit board with antenna and USB interface, and wireless receiving and transmitting device |
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Patent Citations (5)
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| CN101683797A (en) * | 2008-09-28 | 2010-03-31 | 深圳市王菱科技开发有限公司 | Adjustable clamping sleeve reading device internally installed with coordinate circuit system, conductive socket and conductive |
| CN101772295A (en) * | 2009-01-07 | 2010-07-07 | 晨讯科技(沈阳)有限公司 | Mobile terminal grounding device |
| CN201489560U (en) * | 2009-08-20 | 2010-05-26 | 北京握奇数据系统有限公司 | Non-contact reader-writer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017004983A1 (en) * | 2015-07-06 | 2017-01-12 | 中兴通讯股份有限公司 | Method and device for inhibiting signal interference to usb interface, and computer storage medium |
| CN110009886A (en) * | 2018-01-04 | 2019-07-12 | 法雷奥汽车内部控制（深圳）有限公司 | Anti-interference device and remote control device including the anti-interference device |
| CN108521035A (en) * | 2018-03-28 | 2018-09-11 | 努比亚技术有限公司 | The connection structure of mobile terminal and its universal serial bus connector |
| CN108957168A (en) * | 2018-05-22 | 2018-12-07 | 南昌华勤电子科技有限公司 | Usb circuit and electronic equipment comprising it |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103595435B (en) | 2016-05-11 |
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Address after: Longgang District of Shenzhen City, Guangdong province 518116 Ping Street Takahashi Industrial Park East Area Patentee after: SHENZHE GUANXU ELECTRONIC CO., LTD. Address before: Longgang District of Shenzhen City, Guangdong province 518116 Ping Street Takahashi Industrial Park East Area Patentee before: Shenzhen Grandsun Electronic Co., Ltd. |