CN1801035A - Mainboard and PCI Express x16 slot thereof - Google Patents
Mainboard and PCI Express x16 slot thereof Download PDFInfo
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- CN1801035A CN1801035A CN 200410011652 CN200410011652A CN1801035A CN 1801035 A CN1801035 A CN 1801035A CN 200410011652 CN200410011652 CN 200410011652 CN 200410011652 A CN200410011652 A CN 200410011652A CN 1801035 A CN1801035 A CN 1801035A
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- pci express
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- motherboard
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Abstract
The invention discloses a host board, which consists of PCI Express x16 slot and PCI Express slot, wherein the PCI Express x16 slot is plugged into the first boundary card; PCI Express slot contains four side walls with a second opening on one side wall, whose top face contains a first opening; the first opening interconnects second opening to form a containing space, which places the second boundary card.
Description
Technical field
The relevant a kind of motherboard of the present invention, and particularly relevant a kind of motherboard with open-ended PCI Express slot.
Background technology
The computer bus specification, the PCI framework (32bit@33Mhz) from the ISA framework (16bit@8.33Mhz) of the eighties to the nineties is to present AGP framework (32bit@66Mhz).But for present peripheral adapter, especially drafting card (or claiming display card), its volume of transmitted data has not more and more been applied and has been used under the transmission architecture of bus AGP.So a kind of new PCI Express bus specification is suggested.
PCI Express is the point-to-point sequence transmission technology of switch type (Switch) (Peer-to-Peer).PCIExpress forms transmitting terminal (Tx) and receiving end (Rx) by one group of channel simplex (Lane) on data transmission, every group of PCI Express independently uses chipset corresponding on own channel and the motherboard to transmit, and no longer is the framework of conventional P CI shared bus.
Transmission speed at PCI Express single channel can reach 250MB/s at present, and is called PCI Express x1 (one group of passage (Lane)) in the occasion of single passage, and its transmitting bandwidth is 1 * 500=500MB/s.In order to contain the transmitting bandwidth demand in each stratum field, present PCI Express planning has x1, x2, x4, x8, x16, x32... etc., and every kind of runners design that specification is corresponding different will be different on outward appearance length.Motherboard chipset and drawing interface be then with the take-off of PCI Express x16 specification, and transmitting bandwidth is 16 times of PCIExpress x1 up to 8GB/s, near two or four times of AGP X82.1GB/s at present.
Fig. 1 is the part vertical view of legacy hosts plate.Please refer to Fig. 1, legacy hosts plate 100 comprises a PCIExpress X16 slot 110, two PCI Express x1 slots 120 and 130, chipset (not shown).PCI Express x16 slot 110 can be supported PCI Express x1, x2, x4, the interface plug-in unit of x8 and x16, PCI Express x1 slot 120 and the 130 interface plug-in units that can only support PCI Express x1.
Yet, commercially available display card or drafting card is with the take-off of PCI Express x16 specification at present, and PCIExpress x1 slot 120 and the 130 interface plug-in units that can only support PCI Express x1 cause legacy hosts plate 100 can't support the user demand of double screen.
Summary of the invention
In view of this, purpose of the present invention is providing a kind of motherboard exactly, has the design of open-ended PCIExpress x1 slot, not changing under original motherboard circuit layout, can support PCIExpress x1, x2, x4, x8, x16 or above interface plug-in unit.
According to purpose of the present invention, propose a kind of motherboard and comprise PCI Express X16 slot and PCIExpress slot.PCI Express X16 slot is in order to insert one first interface plug-in unit.PCI Express slot has four sidewalls, and the end face of PCI Express slot has one first opening, and one of four sidewalls have one second opening, and first opening is connected with second opening to constitute an accommodation space, in order to a ccontaining second contact surface plug-in unit.
According to purpose of the present invention, reintroduce a kind of motherboard and comprise PCI Express slot and chipset.The end face that PCI Express slot has four sidewall PCI Express slots has one first opening, and one of four sidewalls have one second opening, and first opening is connected with second opening to constitute an accommodation space, in order to a ccontaining interface plug-in unit.Chipset is electrically connected at PCI Express slot.Wherein, the first interface plug-in unit is to carry out data transmission via PCI Express slot and chipset.
According to purpose of the present invention, a kind of PCI Express slot is proposed again, in order to be installed on the motherboard, PCI Express slot comprises cell body and several pins.Cell body has four sidewalls, and the end face of cell body has one first opening, and one of four sidewalls have second opening, and first opening is connected with second opening to constitute an accommodation space, and accommodation space is in order to accept an interface plug-in unit.Several pins are arranged in the cell body.Wherein, when one first interface plug-in unit was inserted in cell body, a plurality of pin position of the first interface plug-in unit electrically connected with a little pins accordingly.When a second contact surface plug-in unit was inserted in cell body, a plurality of pin position of the second contact surface plug-in unit of part and these pins electrically connected, and these pin positions of the second contact surface plug-in unit of part are to expose to cell body.
For the present invention's above-mentioned purpose, characteristics and advantage can be become apparent, a preferred embodiment cited below particularly, and conjunction with figs. is elaborated as follows:
Description of drawings
Fig. 1 is the part vertical view of legacy hosts plate.
Fig. 2 is the vertical view according to the motherboard of a preferred embodiment of the present invention.
Fig. 3 is that a PCI Express x16 interface plug-in unit is inserted the PCI Express slot among Fig. 2 and the side view of support member.
Embodiment
PCI Express interface is cooked up the specification of different transmitting bandwidths such as x1, x2, x4, x8, x16, x32... at present, and every kind of specification has different runners designs, therefore corresponding drawing interface will be different on outward appearance length, and corresponding channel group just has 1,2,4,8,16,32 group of passage.The characteristic of PCI Express interface maximum is exactly several can the reduction or increase of passage (Lane) of its connection, and the opering characteristic of electric apparatus can be compatible.That is to say that PCI Express x16 interface is except the adapter of the x16 that can plant, the adapter of more can plant x8, x4, x2, x1, and operate with the transmitting bandwidth of correspondence.For instance, PCI Express x16 interface has 16 groups of channels and chipset electrically connects, when the display card of PCI Expressx16 interface plant x16, the display card of x16 just carries out the signal transmission via the 16 groups of channels and the chipset of PCI Express x16 interface, just has the maximum transmitted frequency range of 8Gbyte/s between the display card of PCI Express x16 interface and x16.Perhaps, when the network card of PCI Express x16 interface plant x2, the network card of x2 just carries out the signal transmission via the 2 groups of channels and the chipset of PCI Express x16 interface, just has the transmitting bandwidth of 1Gbyte/s between the network card of PCI Express x16 interface and x2.
On the other hand, because the frequency range that PCI Express specification can allow to be reduced to x1 on the display card opering characteristic of electric apparatus of x16 channel interface uses, also can the plant adapter of x16, x8, x4, x2, x1 of PCI Express x1 interface.For instance, when the display card of PCI Express x1 interface plant x16, the display card of x16 just carries out the signal transmission via the 1 group of channel and the chipset of PCI Express x1 interface, just has the transmitting bandwidth of 500Mbyte/s between the display card of PCI Express x1 interface and x16.
Main conception of the present invention is the slot that proposes a kind of open-ended PCI Express, have four sidewalls, the end face of PCI Express slot has one first opening, one of four sidewalls have one second opening, first opening is to be connected with second opening to constitute an accommodation space, in order to a ccontaining interface plug-in unit.Under the situation of the circuit layout that does not change the script motherboard, the slot of this PCI Express xN (N is a positive integer, and N 16), it can support PCI Express x1, x2, x4, x8, x16, the interface plug-in unit of x32 or various different port numbers.Below be that act one motherboard is that example elaborates, yet present embodiment only is a kind of embodiment under the invention spirit of the present invention, can't carries out limit desire protection content of the present invention.
Please refer to Fig. 2, it is the vertical view according to the motherboard of a preferred embodiment of the present invention.The motherboard 200 of present embodiment comprises PCI Express x16 slot 210, chipset 220, PCI Express slot 230 and support member (retention lock) 240.PCI Express x16 slot 210 is in order to insert one first interface plug-in unit, and the first interface plug-in unit for example is the display card or a drafting card of a PCI Express x16 interface.
PCI Express slot for example is a PCI Express x1 slot 230, comprises cell body and several pin (not shown)s.Cell body has four sidewalls, and the end face of cell body has one of first opening, 231, four sidewalls and has one second opening, 232, the first openings 231 and be connected with second opening 232 to constitute accommodation space 233, in order to ccontaining second contact surface plug-in unit.Several pins are arranged in the cell body.Support member is arranged at the extended position of this PCIExpress slot, to fix this interface plug-in unit.Support member for example is a maintenance locking part (retention lock) 240, has a slit 242.
In the ordinary course of things, when the first interface plug-in unit, for example be the interface plug-in unit of PCI Express x1, when being inserted in cell body, a plurality of pin position of the interface plug-in unit of PCI Express x1 (1 group of passage) is to electrically connect with a little pins (1 group of passage) accordingly.Chipset 220 is to be electrically connected at PCI Express slot 230, and wherein, the first interface plug-in unit is to carry out data transmission via PCI Express slot 230 and chipset 220.
Please refer to Fig. 3, it is that a PCI Express x16 interface plug-in unit is inserted the PCI Express slot among Fig. 2 and the side view of support member.When a second contact surface plug-in unit, it for example is a PCI Express x16 interface plug-in unit 250, when being inserted in PCI Express slot 230, a plurality of pin position 251a of the PCI Express x16 interface plug-in unit 250 of part electrically connects with a little pins, these pin positions 251b of the PCI Express x16 interface plug-in unit 250 of part exposes to PCI Express slot 230, simultaneously, PCI Expressx16 interface plug-in unit 251 is held on slit 242, and PCI Express slot 230 is accepted PCI Express x16 interface plug-in unit 250 with support member 240 whereby.Thus, PCI Express x16 interface plug-in unit 250 can be kept a constant spacing with motherboard 200, to avoid unnecessary electric connection.Even, when circuit layout, can cause electrical problems such as short circuit to avoid unnecessary electric connection with being set at the restricted area between PCI Express slot 230 and the support member 240.
Be noted that, the second contact surface plug-in unit is not limited to PCI Express x16 interface plug-in unit, the second contact surface plug-in unit can also be PCI Express X1, X2, X4, the interface plug-in unit of X16 all can be inserted in the PCI Express slot of present embodiment, and its electrical specification is compatible fully, can produce all functions of interface plug-in unit equally.
Further, the PCI Express slot of present embodiment is not limited to PCI Express X1 slot, all can implement so long as port number is less than or equal to 16 PCI Express slot.The PCI Express slot of present embodiment can also be PCI Express X2 slot, PCI Express X4 slot or PCI Express X8 slot.
Further say, the PCI Express slot of present embodiment has several pins, PCI Express interface plug-in unit has several pins, though the runners number of PCI Express interface plug-in unit be less than, be equal to or greater than the pin number in the PCI Express slot of present embodiment, PCI Express interface plug-in unit all can be inserted the PCI Express slot of present embodiment.
Motherboard that the above embodiment of the present invention disclosed and PCI Express slot thereof, the opening of its cell body sidewall links to each other to produce an accommodation space with the opening on groove top, can ccontaining various interface plug-in units with PCI Express specification of different channels number.That is to say, and though the runners number of PCI Express interface plug-in unit be less than, be equal to or greater than the pin number in the PCI Express slot of present embodiment, PCIExpress interface plug-in unit all can be inserted the PCI Express slot of present embodiment.Moreover the design of its support member makes PCI Express x16 interface plug-in unit and motherboard keep a constant spacing, with the electrical problems such as short circuit of avoiding unnecessary electric connection to cause.
In sum; though the present invention discloses as above with a preferred embodiment; yet it is not in order to limit the present invention; anyly be familiar with still having of present technique; without departing from the spirit and scope of the present invention; when the variation that can do various equivalences or replacement, so protection scope of the present invention is when looking accompanying being as the criterion that the application's claim scope defined.
Claims (28)
1. motherboard comprises:
One PCI Express x16 slot is in order to insert one first interface plug-in unit; And
One PCI Express slot, have four sidewalls, the end face of this PCI Express slot has one first opening, and one of this four sidewall has one second opening, this first opening is connected with this second opening to constitute an accommodation space, in order to a ccontaining second contact surface plug-in unit.
2. motherboard as claimed in claim 1 is characterized in that this motherboard also comprises:
One support member is arranged at the extended position of this PCI Express slot, to fix this interface plug-in unit.
3. motherboard as claimed in claim 2 is characterized in that this support member is a maintenance locking part.
4. motherboard as claimed in claim 2, it is characterized in that this support member has a slit, when this first interface plug-in unit was inserted in this PCI Express slot, this first interface plug-in unit was held on this slit, and this PCI Express slot and this support member are accepted this first interface plug-in unit whereby.
5. motherboard as claimed in claim 1 is characterized in that this PCI Express slot is a PCIExpress x1 slot.
6. motherboard as claimed in claim 1 is characterized in that this PCI Express slot is a PCIExpress x2 slot.
7. motherboard as claimed in claim 1 is characterized in that this PCI Express slot is a PCIExpress x4 slot.
8. motherboard as claimed in claim 1 is characterized in that this PCI Express slot is a PCIExpress x8 slot.
9. motherboard as claimed in claim 1 is characterized in that the display card that this first interface plug-in unit is a PCIExpress x16 interface.
10. motherboard as claimed in claim 1 is characterized in that the drafting card that this first interface plug-in unit is a PCIExpress x16 interface.
11. a motherboard comprises:
One PCI Express slot has four sidewalls, and the end face of this PCI Express slot has one first opening, and one of this four sidewall has one second opening, and this first opening is connected with this second opening to constitute an accommodation space, in order to a ccontaining interface plug-in unit; And
One chipset, it is electrically connected at this PCI Express slot;
Wherein, this first interface plug-in unit is to carry out data transmission via this PCI Express slot and this chipset.
12. motherboard as claimed in claim 11 is characterized in that this motherboard also comprises:
One support member is arranged at the extended position of this PCI Express slot, to fix this interface plug-in unit.
13. motherboard as claimed in claim 12 is characterized in that this support member is a maintenance locking part.
14. motherboard as claimed in claim 12, it is characterized in that this support member has a slit, when this first interface plug-in unit was inserted in this PCI Express slot, this first interface plug-in unit was held on this slit, and this PCI Express slot and this support member are accepted this first interface plug-in unit whereby.
15. motherboard as claimed in claim 11 is characterized in that this motherboard also comprises:
One PCI Express x16 slot is in order to accept another interface plug-in unit.
16. motherboard as claimed in claim 11 is characterized in that this PCI Express slot is a PCI Express x1 slot.
17. motherboard as claimed in claim 11 is characterized in that this PCI Express slot is a PCI Express x2 slot.
18. motherboard as claimed in claim 11 is characterized in that this PCI Express slot is a PCI Express x4 slot.
19. motherboard as claimed in claim 11 is characterized in that this PCI Express slot is a PCI Express x8 slot.
20. motherboard as claimed in claim 11 is characterized in that the display card that this first interface plug-in unit is a PCIExpress x16 interface.
21. motherboard as claimed in claim 11 is characterized in that the drafting card that this first interface plug-in unit is a PCIExpress x16 interface.
22. a PCI Express slot, in order to be installed on the motherboard, this PCI Express slot comprises:
One cell body has four sidewalls, and the end face of this cell body has one first opening, and one of this four sidewall has one second opening, and this first opening is connected with this second opening to constitute an accommodation space, and this accommodation space is in order to accept an interface plug-in unit; And
A plurality of pins are arranged in this cell body;
Wherein, when one first interface plug-in unit was inserted in this cell body, a plurality of pin position of this first interface plug-in unit was to electrically connect with those pins accordingly;
When a second contact surface plug-in unit was inserted in this cell body, a plurality of pin position of this second contact surface plug-in unit of part was to electrically connect with those pins, and those pin positions of this second contact surface plug-in unit of part are to expose to this cell body.
23. PCI Express slot as claimed in claim 22 is characterized in that this PCI Express slot is a PCI Express x1 slot.
24. PCI Express slot as claimed in claim 22 is characterized in that this PCI Express slot is a PCI Express x2 slot.
25. PCI Express slot as claimed in claim 22 is characterized in that this PCI Express slot is a PCI Express x4 slot.
26. PCI Express slot as claimed in claim 22 is characterized in that this PCI Express slot is a PCI Express x8 slot.
27. PCI Express slot as claimed in claim 22 is characterized in that this first interface plug-in unit is the display card of a PCI Express x16 interface.
28. PCI Express slot as claimed in claim 22 is characterized in that this first interface plug-in unit is the drafting card of a PCI Express x16 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100116521A CN100351734C (en) | 2004-12-31 | 2004-12-31 | Mainboard and PCI Express x16 slot thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100116521A CN100351734C (en) | 2004-12-31 | 2004-12-31 | Mainboard and PCI Express x16 slot thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1801035A true CN1801035A (en) | 2006-07-12 |
| CN100351734C CN100351734C (en) | 2007-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100116521A Active CN100351734C (en) | 2004-12-31 | 2004-12-31 | Mainboard and PCI Express x16 slot thereof |
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| Country | Link |
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| CN (1) | CN100351734C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101231540B (en) * | 2007-01-26 | 2011-03-30 | 佛山市顺德区顺达电脑厂有限公司 | Server host board |
| CN106557127A (en) * | 2015-09-28 | 2017-04-05 | 联想企业解决方案(新加坡)有限公司 | Locking component, locking device and host |
| CN109976461A (en) * | 2017-12-27 | 2019-07-05 | 鸿富锦精密工业(武汉)有限公司 | Expansion card fixer |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10353442B2 (en) | 2015-01-30 | 2019-07-16 | Hewlett-Packard Development Company, L.P. | Expansion slot interface |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4492035B2 (en) * | 2003-04-21 | 2010-06-30 | 日本電気株式会社 | Data processing device |
| US7609723B2 (en) * | 2003-05-23 | 2009-10-27 | Intel Corporation | Packet combining on PCI express |
| CN1328637C (en) * | 2004-05-25 | 2007-07-25 | 华擎科技股份有限公司 | Motherboard for PCI Express computer systems |
-
2004
- 2004-12-31 CN CNB2004100116521A patent/CN100351734C/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101231540B (en) * | 2007-01-26 | 2011-03-30 | 佛山市顺德区顺达电脑厂有限公司 | Server host board |
| CN106557127A (en) * | 2015-09-28 | 2017-04-05 | 联想企业解决方案(新加坡)有限公司 | Locking component, locking device and host |
| CN106557127B (en) * | 2015-09-28 | 2019-09-13 | 联想企业解决方案(新加坡)有限公司 | Locking component, locking device and host |
| CN109976461A (en) * | 2017-12-27 | 2019-07-05 | 鸿富锦精密工业(武汉)有限公司 | Expansion card fixer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100351734C (en) | 2007-11-28 |
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