CN103730786B - A kind of circuit structure of six-class tabletop box - Google Patents
A kind of circuit structure of six-class tabletop box Download PDFInfo
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- CN103730786B CN103730786B CN201310690592.XA CN201310690592A CN103730786B CN 103730786 B CN103730786 B CN 103730786B CN 201310690592 A CN201310690592 A CN 201310690592A CN 103730786 B CN103730786 B CN 103730786B
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Abstract
The invention belongs to electronic technology field, provide a kind of circuit structure of six-class tabletop box, including the first input line, RJ45 connector, RJ45 socket, RJ45 connector socket faller gill, wiring board connects end, IDC routing seat, IDC routing seat wiring board and the second input line, the IDC routing seat wiring board of this interface circuit structure is divided into two-layer and eight circuits, formed for balance from RJ45 connector between eight circuits, the first of the signal disturbing of eight circuits of RJ45 socket and IDC routing seat, second, 3rd, 4th, 5th, 6th, 7th, 8th, 9th, tenth, 11st, 12nd electric capacity.It is an advantage of the current invention that the reasonable line arrangement of the layout by eight faller gills or wiring board makes to produce different capacitances between circuit, by balancing the signal disturbing of eight circuits from RJ45 connector, RJ45 socket and IDC routing seat with the rationally arrangement of these capacitances, so that the transmission signal that circuit structure of six-class tabletop box is stable under the high frequency of 250MHz.
Description
Technical field
The invention belongs to electronic technology field, relate to a kind of desk box circuit, be specifically related to a kind of six classes
Desk box circuit structure.
Background technology
In order to adapt to network application at high speed, for five class standards (category 5, Cat.5) 1OOMHz
Wiring system, develop a kind of 6 classes (Cat.6) standard, at present the shared market demand is increasing, 6
The class difference from the maximum of 5 class standards, is to improve its performance in terms of crosstalk and return loss,
For the full duplex formula highspeed network applications of a new generation, excellent return loss performance, is of the utmost importance
, six class desk box circuit of the prior art are as used the connected mode shown in Fig. 1, Fig. 2 and Fig. 3
It is configured, although this mode can reduce cross-talk to a certain extent and improve return loss,
But there is substantial amounts of electromagnetic interference, had a strong impact on the transmission of information, this is for six harsh classes
Standard, is still unable to reach under its high frequency requiring 250MHz transmission signal.
Summary of the invention
The technical problem to be solved is the present situation for prior art, and provides a kind of mutual
Disturbing the transmission of little, information reliable and stable, what transfer rate was fast is applied to user's desktop terminal, connects
The circuit structure of six-class tabletop box of people's user computer network interface card.
The present invention solves the technical scheme that above-mentioned technical problem used: a kind of six class desk box circuit
Structure, including the first input line, RJ45 connector, RJ45 socket, RJ45 connector socket faller gill, circuit
Plate connects end, IDC routing seat, IDC routing seat wiring board and the second input line, and described first is defeated
Entering line to be connected with RJ45 connector, RJ45 connector socket faller gill is arranged in RJ45 socket, described IDC
Routing seat wiring board is arranged in IDC routing seat, IDC routing seat wiring board and RJ45 connector socket pin
Sheet connects end by wiring board and electrically connects, and the second input line is connected on IDC routing seat, it is characterized in that:
The IDC routing seat wiring board of this circuit structure of six-class tabletop box is divided into two-layer and eight circuits, at eight
Formed between circuit for balancing eight circuits from RJ45 connector, RJ45 socket and IDC routing seat
The first electric capacity of signal disturbing, the second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity,
Six electric capacity, the 7th electric capacity, the 8th electric capacity, the 9th electric capacity, the tenth electric capacity, the 11st electric capacity and the tenth
Two electric capacity, the first described electric capacity is arranged between Article 1 circuit and Article 3 circuit, the second electric capacity
Being arranged between Article 3 circuit and Article 5 circuit, the 3rd electric capacity is arranged on Article 4 circuit and the 6th
Between bar circuit, the 4th electric capacity is arranged between Article 4 circuit and Article 7 circuit, described the 5th
Electric capacity is arranged between Article 6 circuit and Article 8 circuit, the 6th electric capacity be arranged on Article 1 circuit and
Between Article 2 circuit, the 7th electric capacity is arranged between Article 1 circuit and Article 8 circuit, the 8th electricity
Holding and be arranged between Article 2 circuit and Article 4 circuit, the 9th electric capacity is arranged on Article 3 circuit and the
Article four, between circuit, the tenth electric capacity is arranged between Article 3 circuit and Article 6 circuit, the 11st electricity
Hold be arranged between Article 4 circuit and Article 5 circuit, the 12nd electric capacity be arranged on Article 7 circuit and
Between Article 8 circuit.
The measure taked for optimizing such scheme specifically includes:
In above-mentioned a kind of circuit structure of six-class tabletop box, described IDC routing seat wiring board is divided into
Two-layer, respectively top line and wiring underlayer, the capacitance of the first described electric capacity is 4.5pf, and
Being positioned in top line, the second electric capacity is 6pf, and is positioned in top line, and the 3rd electric capacity is 4pf,
And be positioned in top line, the 4th electric capacity is 2pf, and is positioned in top line, the 5th described electric capacity
Capacitance be 4pf, and be positioned in top line, the 6th electric capacity is 2pf, is positioned in wiring underlayer,
7th electric capacity is 1pf, is positioned in wiring underlayer, and the 8th electric capacity is 2pf, is positioned in wiring underlayer, the
Nine electric capacity are 2.5pf, are positioned in wiring underlayer, and the tenth electric capacity is 5pf, are positioned in wiring underlayer, the
11 electric capacity are 4pf, are positioned in wiring underlayer, and the 12nd electric capacity is 0.5pf, is positioned in wiring underlayer.
In above-mentioned a kind of circuit structure of six-class tabletop box, this circuit structure of six-class tabletop box can be
Signal is transmitted under the high frequency of 250MHz.
Compared with prior art, it is an advantage of the current invention that the layout by eight faller gills or wiring board
Reasonable line arrangement make between circuit, to produce different capacitances, by coming with the rationally arrangement of these capacitances
Balance the signal disturbing of eight circuits from RJ45 connector, RJ45 socket and IDC routing seat, thus
Make the transmission signal that circuit structure of six-class tabletop box is stable under the high frequency of 250MHz.
Accompanying drawing explanation
Fig. 1 is RJ45 connector circuit diagram under 250MHz high frequency in prior art；
Fig. 2 is RJ45 socket circuit diagram under 250MHz high frequency in prior art；
Fig. 3 is IDC routing seat circuit diagram of the electronic model of high frequency in 250MHz in prior art；
Fig. 4 is the connection hardware chart of the present invention；
Fig. 5 is the circuit that the RJ45 connector socket faller gill of the present invention is connected with IDC routing seat wiring board
Figure；
Fig. 6 is the circuit diagram that the IDC routing seat of the present invention is connected with IDC routing seat wiring board；
Fig. 7 and Fig. 8 is the circuit layout card of the IDC routing seat wiring board of the present invention；
The external disturbance examining report of Fig. 9 this circuit structure of six-class tabletop box link.
Detailed description of the invention
The following is the specific embodiment of the present invention and combine accompanying drawing, technical scheme is made into one
The description of step, but the present invention is not limited to these embodiments.
In figure, the first input line 1；RJ45 connector 2；RJ45 socket 3；RJ45 connector socket faller gill 4；
IDC routing seat 5；IDC routing seat wiring board 6；Second input line 7；First electric capacity 8；Second electric capacity
9；3rd electric capacity 10；4th electric capacity 11；5th electric capacity 12；6th electric capacity 13；7th electric capacity 14；
8th electric capacity 15；9th electric capacity 16；Tenth electric capacity 17；11st electric capacity 18；12nd electric capacity 19；
Wiring board connects end 20.
This circuit structure of six-class tabletop box mainly reasonable by the layout of eight faller gills or wiring board
Wiring makes to produce between circuit electric capacity, with these capacitive balances from RJ45 connector 2, RJ45 socket 3 and
The signal disturbing of eight circuits of IDC routing seat 5, thus reach transmission letter under the high frequency of 250MHz
Number, hardware connects as shown in Figure 4 here, inserts including the first input line 1, RJ45 connector 2, RJ45
Mouth 3, RJ45 connector socket faller gill 4, wiring board connect end 20, IDC routing seat 5, IDC routing seat
Wiring board 6 and the second input line 7, the first input line 1 is connected with RJ45 connector 2, inserts at RJ45
Head socket faller gill 4 is arranged in RJ45 socket 3, and IDC routing seat wiring board 6 is arranged on IDC routing
In seat 5, IDC routing seat wiring board 6 is connected end 20 with RJ45 connector socket faller gill 4 by wiring board
Electrical connection, the second input line 7 is connected on IDC routing seat 5.
As shown in Figure 7 and Figure 8, in order to overcome signal disturbing degree, it is ensured that the high speed of the transmission of information
Forthright, the circuit board of this circuit structure of six-class tabletop box is divided into two-layer and eight circuits, and two-layer is divided here
Not Wei top line and wiring underlayer, eight line principles are to be made up of eight faller gills, and make each
The bending of faller gill local location is close, produces 12 capacitances between the chien shih circuit of faller gill.
Insert from RJ45 connector 2, RJ45 as it is shown in figure 5, formed between eight circuits for balance
Mouth first electric capacity 8 (C1) of signal disturbing of eight circuits of 3 and IDC routing seats 5, the second electric capacity
9 (C2), the 3rd electric capacity 10 (C3), the 4th electric capacity 11 (C4), the 5th electric capacity 12 (C5), the 6th electric capacity
13 (C6), the 7th electric capacity 14 (C7), the 8th electric capacity 15 (C8), the 9th electric capacity 16 (C9), the tenth electric capacity
17 (C10), the 11st electric capacity 18 (C11) and the 12nd electric capacity 19 (C12), at RJ45 connector socket
The first electric capacity 8 (C1) in faller gill 4 is arranged between Article 1 circuit and Article 3 circuit, and is positioned at top
In sandwich circuit, and the capacitance of the first electric capacity 8 (C1) formed is 4.5pf, and the second electric capacity 9 (C2) sets
Put between Article 3 circuit and Article 5 circuit, and be positioned in top line, the second electric capacity of formation
The capacitance of 9 (C2) is 6pf, the 3rd electric capacity 10 (C3) be arranged on Article 4 circuit and Article 6 circuit it
Between, and be positioned in top line, the capacitance of the 3rd electric capacity 10 (C3) of formation is also 4pf, the 4th
Electric capacity 11 (C4) is arranged between Article 4 circuit and Article 7 circuit, and is positioned in top line, shape
The capacitance of the 4th electric capacity 11 (C4) become also is 2pf, and the 5th electric capacity 12 (C5) is arranged on Article 6 line
Between road and Article 8 circuit, the capacitance of the 5th electric capacity 12 (C5) of formation is 4pf, and is positioned at top
In sandwich circuit, as shown in Figure 6, the 6th electric capacity 13 (C6) is arranged on Article 1 circuit and Article 2 circuit
Between, the capacitance of the 6th electric capacity 13 (C6) of formation is 2pf, is positioned in wiring underlayer, the 7th electricity
Hold 14 (C7) to be arranged between Article 1 circuit and Article 8 circuit, the 7th electric capacity 14 (C7) of formation
Capacitance is 1pf, is positioned in wiring underlayer, and the 8th electric capacity 15 (C8) is arranged on Article 2 circuit and
Article four, between circuit, the capacitance of the 8th electric capacity 15 (C8) of formation is 2pf, is positioned in wiring underlayer,
9th electric capacity 16 (C9) is arranged between Article 3 circuit and Article 4 circuit, the 9th electric capacity of formation
The capacitance of 16 (C9) is 2.5pf, is positioned in wiring underlayer, and the tenth electric capacity 17 (C10) is arranged on second
Between bar circuit and Article 4 circuit, the capacitance of the tenth electric capacity 15 (C8) of formation is 5pf, is positioned at
In wiring underlayer, the 11st electric capacity 18 (C11) is arranged between Article 4 circuit and Article 5 circuit, shape
The capacitance of the 11st electric capacity 16 (C9) become is 4pf, is positioned in wiring underlayer, the 12nd electric capacity
19 (C12) are arranged between Article 7 circuit and Article 8 circuit, the 12nd electric capacity 16 (C9) of formation
Capacitance be 0.5pf, be positioned in wiring underlayer.
By the reasonable line arrangement of above so wiring board, can be seen that from examining report Fig. 9 so that
Interference between the signal of each link is down to minimum, finally guarantees to transmit under the high frequency of 250MHz
Signal, disturbs the transmission of little, information reliable and stable, and what transfer rate was fast is applied to user's desktop terminal,
Connect personal user's computer network interface card smooth and easy.
Specific embodiment described herein is only to present invention spirit explanation for example.The present invention
Person of ordinary skill in the field described specific embodiment can be made various amendment or
Supplement or use similar mode to substitute, but without departing from the defined scope of spirit of the present invention.
Claims (2)
1. a circuit structure of six-class tabletop box, inserts including the first input line, RJ45 connector, RJ45
Mouth, RJ45 connector socket faller gill, wiring board connect end, IDC routing seat, IDC routing seat wiring board with
And second input line, the first described input line is connected with RJ45 connector, and RJ45 connector socket faller gill sets
Putting in RJ45 socket, described IDC routing seat wiring board is arranged in IDC routing seat, and IDC beats
Line seat wiring board is connected end with RJ45 connector socket faller gill by wiring board and electrically connects, and the second input line is even
It is connected on IDC routing seat, it is characterized in that: the IDC routing seat circuit of this circuit structure of six-class tabletop box
Plate is divided into two-layer and eight circuits, is formed for balancing from RJ45 connector, RJ45 between eight circuits
First electric capacity of the signal disturbing of eight circuits of socket and IDC routing seat, the second electric capacity, the 3rd electricity
Appearance, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, the 7th electric capacity, the 8th electric capacity, the 9th electric capacity,
Tenth electric capacity, the 11st electric capacity and the 12nd electric capacity, the first described electric capacity is arranged on Article 1 circuit
With between Article 3 circuit, the second electric capacity is arranged between Article 3 circuit and Article 5 circuit, the 3rd
Electric capacity is arranged between Article 4 circuit and Article 6 circuit, the 4th electric capacity be arranged on Article 4 circuit and
Between Article 7 circuit, the 5th described electric capacity is arranged between Article 6 circuit and Article 8 circuit,
6th electric capacity is arranged between Article 1 circuit and Article 2 circuit, and the 7th electric capacity is arranged on Article 1 line
Between road and Article 8 circuit, the 8th electric capacity is arranged between Article 2 circuit and Article 4 circuit, the
Nine electric capacity are arranged between Article 3 circuit and Article 4 circuit, and the tenth electric capacity is arranged on Article 3 circuit
With between Article 6 circuit, the 11st electric capacity is arranged between Article 4 circuit and Article 5 circuit, the
12 electric capacity are arranged between Article 7 circuit and Article 8 circuit；Described IDC routing seat wiring board divides
For two-layer, respectively top line and wiring underlayer, the capacitance of the first described electric capacity is 4.5pf,
And be positioned in top line, the second electric capacity is 6pf, and is positioned in top line, and the 3rd electric capacity is 4pf,
And be positioned in top line, the 4th electric capacity is 2pf, and is positioned in top line, the 5th described electric capacity
Capacitance be 4pf, and be positioned in top line, the 6th electric capacity is 2pf, is positioned in wiring underlayer,
7th electric capacity is 1pf, is positioned in wiring underlayer, and the 8th electric capacity is 2pf, is positioned in wiring underlayer, the
Nine electric capacity are 2.5pf, are positioned in wiring underlayer, and the tenth electric capacity is 5pf, are positioned in wiring underlayer, the
11 electric capacity are 4pf, are positioned in wiring underlayer, and the 12nd electric capacity is 0.5pf, is positioned in wiring underlayer.
A kind of circuit structure of six-class tabletop box the most according to claim 1, it is characterised in that should
Circuit structure of six-class tabletop box can transmit signal under the high frequency of 250MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310690592.XA CN103730786B (en) | 2013-12-16 | 2013-12-16 | A kind of circuit structure of six-class tabletop box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310690592.XA CN103730786B (en) | 2013-12-16 | 2013-12-16 | A kind of circuit structure of six-class tabletop box |
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| Publication Number | Publication Date |
|---|---|
| CN103730786A CN103730786A (en) | 2014-04-16 |
| CN103730786B true CN103730786B (en) | 2016-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310690592.XA Active CN103730786B (en) | 2013-12-16 | 2013-12-16 | A kind of circuit structure of six-class tabletop box |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938960B (en) * | 2016-06-02 | 2018-08-17 | 浙江一舟电子科技股份有限公司 | A kind of six class network information interface modules |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102509972A (en) * | 2011-11-04 | 2012-06-20 | 浙江一舟电子科技股份有限公司 | Enhanced category 6 network information interface circuit structure |
| CN102509964A (en) * | 2011-11-04 | 2012-06-20 | 浙江一舟电子科技股份有限公司 | Category-6 network Information interface circuit structure |
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- 2013-12-16 CN CN201310690592.XA patent/CN103730786B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102509972A (en) * | 2011-11-04 | 2012-06-20 | 浙江一舟电子科技股份有限公司 | Enhanced category 6 network information interface circuit structure |
| CN102509964A (en) * | 2011-11-04 | 2012-06-20 | 浙江一舟电子科技股份有限公司 | Category-6 network Information interface circuit structure |
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| CN103730786A (en) | 2014-04-16 |
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Address after: 315191, No. 6, high voltage Road, Jiangshan Town, Ningbo, Zhejiang, Yinzhou District Patentee after: ZHEJIANG SHIP ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 315191, No. 31, North Road, Jiangshan Town, Yinzhou District, Zhejiang, Ningbo Patentee before: ZHEJIANG SHIP ELECTRONIC TECHNOLOGY Co.,Ltd. |