CN202383672U - Novel PCI-E expanding circuit - Google Patents
Novel PCI-E expanding circuit Download PDFInfo
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- CN202383672U CN202383672U CN2012200126190U CN201220012619U CN202383672U CN 202383672 U CN202383672 U CN 202383672U CN 2012200126190 U CN2012200126190 U CN 2012200126190U CN 201220012619 U CN201220012619 U CN 201220012619U CN 202383672 U CN202383672 U CN 202383672U
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Abstract
The utility model discloses a novel PCI-E expanding circuit, comprising a PCI-E bus (1), wherein one end of the PCI-E bus (1) is connected with a SFP interface (2); and the SFP interface (2) is connected with a SFP cable (3) which is connected with terminal equipment. According to the utility model, connection of a PCI-E expander and external terminal equipment is realized through the SFP cable; and the novel PCI-E expanding circuit is characterized by superior transmission speed, stable transmission performance and low cost.
Description
Technical field
The utility model relates to novel PCI-E expanded circuit, particularly a kind of expansion structure of realizing signal interconnection through the SFP interface cable.
Background technology
PCI-E (Peripheral Component Interconnection Express) is a kind of standard of being released by Intel that is used to define local bus; Be be used for interconnecting use such as computing machine and communications platform in the third generation high-performance I/O bus of peripherals; Compare with PCI; The PCI-E EBI has realized that transmission mode is from parallel-to-serial change; Allow each equipment to set up independently data transmission channel, need not be again to the total system bandwidth on demand, thus can improve the transfer rate of data.The signal that the mode connected in series that PCI-E adopts can significantly reduce between cable disturbs and electromagnetic interference (EMI), and with respect to parallel connected mode, the winding displacement number of its transmission cable also reduces to some extent, more can save the space.Therefore, PCI-E has high-performance, high scalability, high reliability, is prone to upgrading and the low advantage of expense, is applied to computing machine, server, embedded system etc. more and more.Existing P CI-E bus generally comprises the PCI-E passage; PCI-E passage one end connection processing device; The other end connects output interfaces such as PCI-E slot, but because the limited amount of PCI-E output interface, and can not connect at a distance; Satisfy not the actual needs that increasing expansion connects, therefore usually need carry out the expansion of PCI-E interface.Yet the winding displacement or the non-standard cable of unauthenticated generally used in the expansion of existing P CI-E interface, and performance can not get ensureing, the Standard PC I-E expansion cable that uses now exist cost higher, do not support problem such as long-range connection.
The utility model content
The purpose of the utility model is, a kind of novel PCI-E expanded circuit is provided.The utility model has realized that through the SFP cable PCI-E expansion connects exterior terminal equipment, has that transfer rate is superior, transmission performance stable, characteristics with low cost; In addition, the utility model has optical cable and cable transmission function simultaneously, adapts to different application scenarios, and is easy to use, flexible.
The technical scheme of the utility model: a kind of novel PCI-E expanded circuit, comprise the PCI-E bus, an end of PCI-E bus is connected with the SFP interface, and the SFP interface is connected with the SFP cable that links to each other with terminal device.
In the above-mentioned novel PCI-E expanded circuit; It is characterized in that: described PCI-E bus comprises the PCI-E passage that is arranged on the computer motherboard, and PCI-E passage one end links to each other with CPU, and the other end links to each other with the PCI-E slot; The PCI-E slot is provided with card extender; A side that is integrated with on the card extender has the golden finger that cooperates with the PCI-E slot, and the opposite side of card extender is provided with the SFP interface, and the SFP interface is connected with the SFP cable that links to each other with terminal device.
In the aforesaid novel PCI-E expanded circuit; Described PCI-E bus comprises the PCI-E passage that is arranged at embedded system inside; One end of PCI-E passage is connected with master chip, and the other end is connected with the SFP interface, and the SFP interface is connected with the SFP cable that links to each other with terminal device.
In the aforesaid novel PCI-E expanded circuit, described master chip is the SOC master chip.
In the aforesaid novel PCI-E expanded circuit; Described SFP cable comprises the reception optical module; A side that receives optical module is provided with the receiving interface that matches with the SFP interface; The opposite side that receives optical module is connected with optical cable, and the other end of optical cable is connected with the output optical module, and the output optical module is provided with the output interface that is connected with terminal device.
In the aforesaid novel PCI-E expanded circuit, described SFP cable comprises the reception electricity module that is connected with the SFP interface, receives electric module and links to each other with the electric module of output through cable.
In the aforesaid novel PCI-E expanded circuit, described SFP is QSFP.
Compared with prior art; The output interface of the utility model PCI-E bus is set to the SFP interface; The SFP interface is connected with the SFP cable, and SFP (Small Form-factor Pluggables) the SFP type joints of optical fibre are the standard fiber connectors that are used for information transmission, and the SFP cable is the standard telecommunications cable; And maximum transmission rate reaches as high as 10G/s; Therefore have the advantages that through SFP cable expansion PCI-E transmission performance is stable, transfer rate is superior, compare other standard cable simultaneously, the SFP cable also has lower-cost advantage.As preferably; The SFP interface links to each other with terminal device through two kinds of transmission cables of optical cable and cable; The needs that can adapt to the different application occasion; As closely expansion can adopt cheaply that copper cable transmits, remote expansion can adopt transfer rate high, consume low optical cable and transmit, easy to use, flexible.Further; SFP cable and interface that the utility model adopts can adopt QSFP (Quad Small Form-factor Pluggable); Be four-way SFP interface, the SFP interface can be realized PCI-E * 1, and the QSFP interface can be realized PCI-E * 4; The comparable SFP of transfer rate improves 4 times, and transfer rate is more superior.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described, but not as the foundation to the utility model restriction.
Embodiment 1: a kind of novel PCI-E expanded circuit; As shown in Figure 1, comprise PCI-E bus 1, PCI-E bus 1 comprises the PCI-E passage 4 that is arranged on the computer motherboard; PCI-E passage 4 one ends link to each other with CPU; The other end links to each other with PCI-E slot 5, and PCI-E slot 5 is provided with card extender 6, and a side of card extender 6 is integrated with the golden finger 7 that cooperates with PCI-E slot 5; The opposite side of card extender 6 is provided with SFP interface 2, and SFP (Small Form-factor Pluggables) interface 2 is connected with the SFP cable 3 that links to each other with terminal device; Be integrated with interface modular converter on the card extender 1, the integrated technology of this interface modular converter is very ripe in this area, can adopt common interface conversion integrated technology integrated.Described SFP cable 3 comprises reception optical module 8; A side that receives optical module 8 is provided with the receiving interface 9 that matches with SFP interface 2; The opposite side that receives optical module 8 is connected with optical cable 10; The other end of optical cable 10 is connected with output optical module 11, and output optical module 11 is provided with the output interface 12 that is connected with terminal device.
Embodiment 2: a kind of novel PCI-E expanded circuit; As shown in Figure 1; Comprise PCI-E bus 1, PCI-E bus 1 comprises the PCI-E passage 4 that is arranged at embedded system inside, and an end of PCI-E passage 4 is connected with the SOC master chip; The other end is connected with SFP interface 2, and SFP interface 2 is connected with the SFP cable 3 that links to each other with terminal device; Be integrated with interface modular converter on the SFP interface 2 in the present embodiment, the integrated technology of this interface modular converter is very ripe in this area, can adopt common interface conversion integrated technology integrated.Described SFP cable 3 comprises reception optical module 8; A side that receives optical module 8 is provided with the receiving interface 9 that matches with SFP interface 2; The opposite side that receives optical module 8 is connected with optical cable 10; The other end of optical cable 10 is connected with output optical module 11, and output optical module 11 is provided with the output interface 12 that is connected with terminal device.
Embodiment 3: a kind of novel PCI-E expanded circuit; As shown in Figure 1, comprise PCI-E bus 1, PCI-E bus 1 comprises the PCI-E passage 4 that is arranged on the computer motherboard; PCI-E passage 4 one ends link to each other with CPU; The other end links to each other with PCI-E slot 5, and PCI-E slot 5 is provided with card extender 6, and a side of card extender 6 is integrated with the golden finger 7 that cooperates with PCI-E slot 5; The opposite side of card extender 6 is provided with SFP interface 2, and SFP (Small Form-factor Pluggables) interface 2 is connected with the SFP cable 3 that links to each other with terminal device; Be integrated with interface modular converter on the card extender 1, the integrated technology of this interface modular converter is very ripe in this area, can adopt common interface conversion integrated technology integrated.Described SFP cable 3 comprises reception optical module 8; A side that receives optical module 8 is provided with the receiving interface 9 that matches with SFP interface 2; The opposite side that receives optical module 8 is connected with optical cable 10; The other end of optical cable 10 is connected with output optical module 11, and output optical module 11 is provided with the output interface 12 that is connected with terminal device.SFP interface described in the present embodiment or SFP cable are QSFP interface or QSFP cable, QSFP (Quad Small Form-factor Pluggable), i.e. four-way SFP.
Claims (7)
1. novel PCI-E expanded circuit, it is characterized in that: comprise PCI-E bus (1), an end of PCI-E bus (1) is connected with SFP interface (2), and SFP interface (2) is connected with the SFP cable (3) that links to each other with terminal device.
2. novel PCI-E expanded circuit according to claim 1; It is characterized in that: described PCI-E bus (1) comprises the PCI-E passage (4) that is arranged on the computer motherboard; PCI-E passage (4) one ends link to each other with CPU; The other end links to each other with PCI-E slot (5), and PCI-E slot (5) is provided with card extender (6), and a side of card extender (6) is integrated with the golden finger (7) that cooperates with PCI-E slot (5); The opposite side of card extender (6) is provided with SFP interface (2), and SFP interface (2) is connected with the SFP cable (3) that links to each other with terminal device.
3. novel PCI-E expanded circuit according to claim 1; It is characterized in that: described PCI-E bus (1) comprises the PCI-E passage (4) that is arranged at embedded system inside; One end of PCI-E passage (4) is connected with master chip; The other end is connected with SFP interface (2), and SFP interface (2) is connected with the SFP cable (3) that links to each other with terminal device.
4. novel PCI-E expanded circuit according to claim 3 is characterized in that: described master chip is the SOC master chip.
5. according to each described novel PCI-E expanded circuit of claim 1 to 3; It is characterized in that: described SFP cable (3) comprises reception optical module (8); A side that receives optical module (8) is provided with the receiving interface (9) that matches with SFP interface (2); The opposite side that receives optical module (8) is connected with optical cable (10), and the other end of optical cable (10) is connected with output optical module (11), and output optical module (11) is provided with the output interface (12) that is connected with terminal device.
6. according to each described novel PCI-E expanded circuit of claim 1 to 3; It is characterized in that: described SFP cable (3) comprises the reception electricity module (13) that is connected with SFP interface (2), receives electric module (13) and links to each other with the electric module of output (15) through cable (14).
7. according to each described novel PCI-E expanded circuit of claim 1 to 3, it is characterized in that: described SFP is QSFP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200126190U CN202383672U (en) | 2012-01-12 | 2012-01-12 | Novel PCI-E expanding circuit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200126190U CN202383672U (en) | 2012-01-12 | 2012-01-12 | Novel PCI-E expanding circuit |
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| CN202383672U true CN202383672U (en) | 2012-08-15 |
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| CN2012200126190U Expired - Fee Related CN202383672U (en) | 2012-01-12 | 2012-01-12 | Novel PCI-E expanding circuit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466578A (en) * | 2013-09-23 | 2015-03-25 | 鸿富锦精密电子(天津)有限公司 | Network switch card with two network interfaces |
| CN105022715A (en) * | 2015-07-08 | 2015-11-04 | 浪潮(北京)电子信息产业有限公司 | Server backplane interconnection method and system |
| CN105550141A (en) * | 2015-12-03 | 2016-05-04 | 浪潮电子信息产业股份有限公司 | Method for realizing link multi-division multiplexing based on PCIE (Peripheral Component Interface Express) bus |
| CN106647957A (en) * | 2015-10-30 | 2017-05-10 | 技嘉科技股份有限公司 | Electric signal transmission extension apparatus and mainboard assembly structure |
-
2012
- 2012-01-12 CN CN2012200126190U patent/CN202383672U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466578A (en) * | 2013-09-23 | 2015-03-25 | 鸿富锦精密电子(天津)有限公司 | Network switch card with two network interfaces |
| CN104466578B (en) * | 2013-09-23 | 2017-06-13 | 泰州市宏祥动力机械有限公司 | With two kinds of network switch cards of network interface |
| CN105022715A (en) * | 2015-07-08 | 2015-11-04 | 浪潮(北京)电子信息产业有限公司 | Server backplane interconnection method and system |
| CN106647957A (en) * | 2015-10-30 | 2017-05-10 | 技嘉科技股份有限公司 | Electric signal transmission extension apparatus and mainboard assembly structure |
| CN106647957B (en) * | 2015-10-30 | 2019-07-16 | 技嘉科技股份有限公司 | Electric signal transmission extension apparatus and motherboard assembly structure |
| CN105550141A (en) * | 2015-12-03 | 2016-05-04 | 浪潮电子信息产业股份有限公司 | Method for realizing link multi-division multiplexing based on PCIE (Peripheral Component Interface Express) bus |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20210112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |