CN202995719U - USB (universal serial bus) interface extension equipment and electronic terminal - Google Patents
USB (universal serial bus) interface extension equipment and electronic terminal Download PDFInfo
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- CN202995719U CN202995719U CN 201220712772 CN201220712772U CN202995719U CN 202995719 U CN202995719 U CN 202995719U CN 201220712772 CN201220712772 CN 201220712772 CN 201220712772 U CN201220712772 U CN 201220712772U CN 202995719 U CN202995719 U CN 202995719U
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Abstract
The utility model relates to the technical field of USB (universal serial bus) interface extension, in particular to USB interface extension equipment and an electronic terminal. The USB interface extension equipment comprises a PCI-E (peripheral component interconnect-express) based USB control chip and a USB HUB chip, wherein a PCI-E end of the USB control chip is connected with a PCI-E bus of host equipment, and the USB HUB chip is connected with the USB control chip. Seven USB interfaces including three USB interfaces extended through the USB control chip and four USB interfaces extended through the USB HUB chip are extended in total. When the USB interface extension equipment is connected with the host equipment, the host equipment can be connected with seven external electronic devices at the same time through the seven USB interfaces.
Description
Technical field
The utility model relates to USB interface expansion technique field, is specifically related to a kind of USB interface expansion equipment and electric terminal.
Background technology
Usb bus is an external bus standard, is used for the standard computer and is connected connection and communication with external electronic device, and be the interfacing that is applied in computer realm.Because USB device is easy to use, support hot plug, connect flexibly, the advantage such as independently-powered, can connect nearly all external units such as mouse, keyboard, printer, scanner, camera, flash disk, MP3 machine, mobile phone, digital camera, portable hard drive, external drive, USB network interface card, ADSL Modem, become one of interface that current PC and a large amount of smart machines must join.
Yet due to space constraint, especially for notebook computer, its USB interface that provides is very limited, can not access simultaneously a plurality of external electronic device.
The utility model content
The purpose of this utility model is to provide a kind of USB interface expansion equipment, comprises that with solution the electronic equipment USB interface of notebook computer is not enough, can not access simultaneously the problem of a plurality of external electronic device.
For this reason, the utility model is by the following technical solutions:
A kind of USB interface expansion equipment is connected with main process equipment, and described USB interface expansion equipment comprises based on the USB control chip of PCI-E bus and USB HUB chip;
The PCI-E bus of the described main process equipment of PCI-E termination of described USB control chip, the first usb communication port USB1 connect that the first USB interface, the second usb communication port USB2 connect secondary USB interface, the 3rd usb communication port USB3 connects the 3rd USB interface,
The 4th usb communication port USB4, the second usb communication port USB2 that the first usb communication port USB1 of described USB HUB chip connects described USB control chip connects the 4th USB interface, the 3rd usb communication port USB3 and connects that the 5th USB interface, the 4th usb communication port USB4 connect the 6th USB interface, the 5th usb communication port USB5 connects the 7th USB interface.
The utility model also provides a kind of electric terminal, comprises main process equipment, also comprises the USB interface expansion equipment;
Described USB interface expansion equipment comprises based on the USB control chip of PCI-E bus and USBHUB chip;
The PCI-E bus of the described main process equipment of PCI-E termination of described USB control chip, the first usb communication port USB1 connect that the first USB interface, the second usb communication port USB2 connect secondary USB interface, the 3rd usb communication port USB3 connects the 3rd USB interface,
The 4th usb communication port USB4, the second usb communication port USB2 that the first usb communication port USB1 of described USB HUB chip connects described USB control chip connects the 4th USB interface, the 3rd usb communication port USB3 and connects that the 5th USB interface, the 4th usb communication port USB4 connect the 6th USB interface, the 5th usb communication port USB5 connects the 7th USB interface.
The USB interface expansion equipment that the utility model provides adopts USB control chip and USB HUB chip based on the PCI-E bus, utilizes the PCI-E interface of USB control chip, can directly be connected with the PCI-E bus of main process equipment; In addition the USB control chip wherein a usb communication port be connected and communicate with a wherein usb communication port of USB HUB chip.Therefore, the USB interface expansion equipment that the utility model provides, 3 USB interface have been expanded by the USB control chip, 4 USB interface have been expanded by USB HUB chip, 7 USB interface have altogether been expanded, when described USB interface expansion equipment was connected in main process equipment, main process equipment can external 7 external electronic device of while by these 7 USB interface.
Description of drawings
The basic circuit theory diagram of the USB expansion equipment that Fig. 1 provides for the utility model embodiment;
The physical circuit theory diagram of the USB expansion equipment that Fig. 2 provides for the utility model embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.Should be appreciated that specific embodiment described herein only is used for explaining the utility model, be not limited to the utility model.
With reference to Fig. 1, the basic circuit theory diagram of the USB expansion equipment that the utility model embodiment provides.
a kind of USB interface expansion equipment is connected with main process equipment 1, it is characterized in that, USB interface expansion equipment 2 comprises based on the USB control chip 3 of PCI-E bus and USB HUB chip 4, the PCI-E bus of the PCI-E termination main process equipment 1 of USB control chip 3, the first usb communication port USB1 connects the first USB interface 51, the second usb communication port USB2 connects secondary USB interface 52, the 3rd usb communication port USB3 connects the 3rd USB interface 53, the first usb communication port USB1 of USB HUB chip 4 meets the 4th usb communication port USB4 of USB control chip 3, the second usb communication port USB2 connects the 4th USB interface 54, the 3rd usb communication port USB3 connects the 5th USB interface 55, the 4th usb communication port USB4 connects the 6th USB interface 56, the 5th usb communication port USB5 connects the 7th USB interface 57.
The USB interface expansion equipment that this embodiment provides adopts USB control chip 3 and USB HUB chip 4 based on the PCI-E bus, utilizes the PCI-E interface of USB control chip, can directly be connected with the PCI-E bus of main process equipment; In addition USB control chip 3 wherein a usb communication port be connected and communicate with a wherein usb communication port of USB HUB chip 4.Therefore, the USB interface expansion equipment that the utility model provides, 3 USB interface have been expanded by USB control chip 3,4 USB interface have been expanded by USB HUB chip 4,7 USB interface have altogether been expanded, when this USB interface expansion equipment was connected in main process equipment 1, main process equipment 1 can external 7 external electronic device of while by these 7 USB interface.
With reference to Fig. 2, the physical circuit theory diagram of the USB expansion equipment that the utility model embodiment provides.
As the utility model one specific embodiment, it is the USB control chip 31 of MCS9990 that USB control chip 3 adopts model; The PCI-E bus of the PCI-E termination main process equipment 1 of USB control chip MCS999031, the first usb communication port USB1 connect the first USB interface 51, the second usb communication port USB2 and connect secondary USB interface 52, the 3rd usb communication port USB3 and meet the first usb communication port USB1 that the 3rd USB interface 53, the 4th usb communication port USB4 connect USB HUB chip 4.
As the utility model one specific embodiment, it is the USB HUB chip 41 of USB2514 that USB HUB chip 4 adopts signal; The 4th usb communication port USB4, the second usb communication port USB2 that the first usb communication port USB1 of USB HUB chip USB251441 connects USB control chip 3 connects the 4th USB interface 54, the 3rd usb communication port USB3 and connects that the 5th USB interface 55, the 4th usb communication port USB4 connect the 6th USB interface 56, the 5th usb communication port USB5 connects the 7th USB interface 57.
The USB interface expansion equipment that this embodiment provides adopts USB control chip MCS999031 and USB HUB chip USB251441 based on the PCI-E bus, utilizes the PCI-E interface of USB control chip, can directly be connected with the PCI-E bus of main process equipment; In addition USB control chip MCS999031 wherein a usb communication port be connected and communicate with the wherein usb communication port of USB HUB chip USB251441.Therefore, the USB interface expansion equipment that the utility model provides, 3 USB interface have been expanded by USB control chip MCS999031, USB251441 has expanded 4 USB interface by USB HUB chip, 7 USB interface have altogether been expanded, when this USB interface expansion equipment was connected in main process equipment 1, main process equipment 1 can external 7 external electronic device of while by these 7 USB interface.
With reference to Fig. 1, Fig. 2, the utility model embodiment also provides a kind of electric terminal.
a kind of electric terminal comprises main process equipment 1, also comprises USB interface expansion equipment 2, USB interface expansion equipment 2 comprises based on the USB control chip 3 of PCI-E bus and USB HUB chip 4, the PCI-E bus of the PCI-E termination main process equipment 1 of USB control chip 3, the first usb communication port USB1 connects the first USB interface 51, the second usb communication port USB2 connects secondary USB interface 52, the 3rd usb communication port USB3 connects the 3rd USB interface 53, the first usb communication port USB1 of USB HUB chip 4 meets the 4th usb communication port USB4 of USB control chip 3, the second usb communication port USB2 connects the 4th USB interface 54, the 3rd usb communication port USB3 connects the 5th USB interface 55, the 4th usb communication port USB4 connects the 6th USB interface 56, the 5th usb communication port USB5 connects the 7th USB interface 57.
As the utility model one specific embodiment, it is the USB control chip 31 of MCS9990 that USB control chip 3 adopts model; The PCI-E bus of the PCI-E termination main process equipment 1 of USB control chip MCS999031, the first usb communication port USB1 connect that the first USB interface 51, the second usb communication port USB2 connect secondary USB interface 52, the 3rd usb communication port USB3 meets the first usb communication port USB1 that the 3rd USB interface 53, the four usb communication port USB4 connect USB HUB chip 4.
As the utility model one specific embodiment, it is the USB HUB chip 41 of USB2514 that USB HUB chip 4 adopts signal; The 4th usb communication port USB4, the second usb communication port USB2 that the first usb communication port USB1 of USB HUB chip USB251441 connects USB control chip 3 connects the 4th USB interface 54, the 3rd usb communication port USB3 and connects that the 5th USB interface 55, the 4th usb communication port USB4 connect the 6th USB interface 56, the 5th usb communication port USB5 connects the 7th USB interface 57.
The above is only the utility model preferred embodiment, is not limited to the utility model, all any modifications of doing within principle of the present utility model, is equal to and replaces and improvement etc., within all should being included in the scope of the utility model protection.
Claims (6)
1. a USB interface expansion equipment, be connected with main process equipment (1), it is characterized in that, described USB interface expansion equipment (2) comprises based on the USB control chip (3) of PCI-E bus and USB HUB chip (4);
The PCI-E bus of the described main process equipment of PCI-E termination (1) of described USB control chip (3), the first usb communication port USB1 connect that the first USB interface (51), the second usb communication port USB2 connect secondary USB interface (52), the 3rd usb communication port USB3 connects the 3rd USB interface (53)
The 4th usb communication port USB4, the second usb communication port USB2 that the first usb communication port USB1 of described USB HUB chip (4) connects described USB control chip (3) connects the 4th USB interface (54), the 3rd usb communication port USB3 and connects that the 5th USB interface (55), the 4th usb communication port USB4 connect the 6th USB interface (56), the 5th usb communication port USB5 connects the 7th USB interface (57).
2. USB interface expansion equipment as claimed in claim 1, is characterized in that, it is the USB control chip (31) of MCS9990 that described USB control chip (3) adopts model;
The PCI-E bus of the described main process equipment of PCI-E termination (1) described USB control chip MCS9990(31), the first usb communication port USB1 connect the first USB interface (51), the second usb communication port USB2 and connect secondary USB interface (52), the 3rd usb communication port USB3 and meet the first usb communication port USB1 that the 3rd USB interface (53), the 4th usb communication port USB4 connect described USB HUB chip (4).
3. USB interface expansion equipment as claimed in claim 1, is characterized in that, it is the USB HUB chip (41) of USB2514 that described USB HUB chip (4) adopts signal;
Described USB HUB chip USB2514(41) the 4th usb communication port USB4, the second usb communication port USB2 that the first usb communication port USB1 connects described USB control chip (3) connects the 4th USB interface (54), the 3rd usb communication port USB3 and connects that the 5th USB interface (55), the 4th usb communication port USB4 connect the 6th USB interface (56), the 5th usb communication port USB5 connects the 7th USB interface (57).
4. an electric terminal, comprise main process equipment (1), it is characterized in that, described electric terminal also comprises USB interface expansion equipment (2);
Described USB interface expansion equipment (2) comprises based on the USB control chip (3) of PCI-E bus and USB HUB chip (4);
The PCI-E bus of the described main process equipment of PCI-E termination (1) of described USB control chip (3), the first usb communication port USB1 connect that the first USB interface (51), the second usb communication port USB2 connect secondary USB interface (52), the 3rd usb communication port USB3 connects the 3rd USB interface (53)
The 4th usb communication port USB4, the second usb communication port USB2 that the first usb communication port USB1 of described USB HUB chip (4) connects described USB control chip (3) connects the 4th USB interface (54), the 3rd usb communication port USB3 and connects that the 5th USB interface (55), the 4th usb communication port USB4 connect the 6th USB interface (56), the 5th usb communication port USB5 connects the 7th USB interface (57).
5. USB interface expansion equipment as claimed in claim 4, is characterized in that, it is the USB control chip (31) of MCS9990 that described USB control chip (3) adopts model;
The PCI-E bus of the described main process equipment of PCI-E termination (1) described USB control chip MCS9990(31), the first usb communication port USB1 connect that the first USB interface (51), the second usb communication port USB2 connect secondary USB interface (52), the 3rd usb communication port USB3 connects the 3rd USB interface (53), and the 4th usb communication port USB4 meets the first usb communication port USB1 of described USB HUB chip (4).
6. USB interface expansion equipment as claimed in claim 4, is characterized in that, it is the USB HUB chip (41) of USB2514 that described USB HUB chip (4) adopts signal;
Described USB HUB chip USB2514(41) the 4th usb communication port USB4, the second usb communication port USB2 that the first usb communication port USB1 connects described USB control chip (3) connects the 4th USB interface (54), the 3rd usb communication port USB3 and connects that the 5th USB interface (55), the 4th usb communication port USB4 connect the 6th USB interface (56), the 5th usb communication port USB5 connects the 7th USB interface (57).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220712772 CN202995719U (en) | 2012-12-21 | 2012-12-21 | USB (universal serial bus) interface extension equipment and electronic terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220712772 CN202995719U (en) | 2012-12-21 | 2012-12-21 | USB (universal serial bus) interface extension equipment and electronic terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202995719U true CN202995719U (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220712772 Expired - Lifetime CN202995719U (en) | 2012-12-21 | 2012-12-21 | USB (universal serial bus) interface extension equipment and electronic terminal |
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| Country | Link |
|---|---|
| CN (1) | CN202995719U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105893305A (en) * | 2016-03-29 | 2016-08-24 | 乐视控股（北京）有限公司 | Intelligent mobile terminal USB TYPE-C interface system |
| CN105955142A (en) * | 2014-07-25 | 2016-09-21 | 山东中鸿云计算技术有限公司 | High-speed USB hub module for cloud terminal |
| CN106410548A (en) * | 2015-08-13 | 2017-02-15 | 黄永正 | Controllable USB device |
-
2012
- 2012-12-21 CN CN 201220712772 patent/CN202995719U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105955142A (en) * | 2014-07-25 | 2016-09-21 | 山东中鸿云计算技术有限公司 | High-speed USB hub module for cloud terminal |
| CN105955142B (en) * | 2014-07-25 | 2018-05-29 | 山东中鸿云计算技术有限公司 | A kind of fast cloud terminal USB set wire module |
| CN106410548A (en) * | 2015-08-13 | 2017-02-15 | 黄永正 | Controllable USB device |
| CN105893305A (en) * | 2016-03-29 | 2016-08-24 | 乐视控股（北京）有限公司 | Intelligent mobile terminal USB TYPE-C interface system |
| WO2017166787A1 (en) * | 2016-03-29 | 2017-10-05 | 乐视控股（北京）有限公司 | Usb type-c interface system of smart mobile terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518000 computer building of the Great Wall, Nanshan District science and Technology Park, Shenzhen, Guangdong Patentee after: CHINA GREAT WALL TECHNOLOGY GROUP Co.,Ltd. Address before: 518057 the Great Wall computer building, 3 FA FA Road, Shenzhen science and Technology Industrial Park, Guangdong, China Patentee before: CHINA GREATWALL COMPUTER SHENZHEN Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130612 |
|
| CX01 | Expiry of patent term |