CN109240969A - A kind of adapter and display system is worn based on PC - Google Patents
A kind of adapter and display system is worn based on PC Download PDFInfo
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- CN109240969A CN109240969A CN201811276649.0A CN201811276649A CN109240969A CN 109240969 A CN109240969 A CN 109240969A CN 201811276649 A CN201811276649 A CN 201811276649A CN 109240969 A CN109240969 A CN 109240969A
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- adapter
- usb
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- computer
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4063—Device-to-bus coupling
- G06F13/4068—Electrical coupling
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/163—Wearable computers, e.g. on a belt
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/266—Arrangements to supply power to external peripherals either directly from the computer or under computer control, e.g. supply of power through the communication port, computer controlled power-strips
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0042—Universal serial bus [USB]
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Power Sources (AREA)
Abstract
本发明公开了一种适配器及基于PC的头戴显示系统，涉及USB接口的技术领域，一种适配器，包括电源输入端、电源输出端、若干适配器USB接口，电源输入端与适配器USB接口之间设有降压控制模块、降压整流模块、直流电压输出模块，适配器USB接口包括用于传输数据的USB主接口及用于传输数据和供电USB从接口；基于PC的头戴显示系统中，适配器的USB主接口连接至计算机的USB接口，适配器的USB从接口连接至头戴显示设备。本发明的适配器能够实现扩大USB接口的最大输出电流/电压/功率和扩展USB接口数量的功能，基于PC的头戴显示系统中外接计算机的头戴显示设备通过使用上述适配器能够实现更多的功能。
The invention discloses an adapter and a PC-based head-mounted display system, and relates to the technical field of USB interfaces. An adapter includes a power input end, a power output end, a plurality of adapter USB interfaces, and a space between the power input end and the adapter USB interface. It is equipped with a step-down control module, a step-down rectifier module, and a DC voltage output module. The adapter USB interface includes a USB master interface for data transmission and a USB slave interface for data transmission and power supply; in a PC-based head-mounted display system, the adapter The USB host interface of the adapter is connected to the USB interface of the computer, and the USB slave interface of the adapter is connected to the head-mounted display device. The adapter of the present invention can realize the functions of expanding the maximum output current/voltage/power of the USB interface and expanding the number of USB interfaces, and the head-mounted display device connected to the computer in the PC-based head-mounted display system can realize more functions by using the above-mentioned adapter .
Description
Technical Field
The invention relates to the technical field of USB interfaces, in particular to an adapter and a head-mounted display system based on a PC.
Background
USB, an abbreviation of Universal Serial Bus (USB), is an external Bus standard for standardizing the connection and communication between a computer and external devices, and is widely used in information communication products such as personal computers and mobile devices, and is extended to other related fields such as video cameras, digital televisions (set top boxes), game machines, and the like, and USB3.0 is widely used at present.
At present, the realization of some functions of the external device connected with the notebook computer is affected due to the limited output current/voltage/power of the USB interface of the notebook computer, for example, the PC type head-mounted display device of the external notebook computer, because the USB interface of the notebook computer is mostly the USB3.0 interface, the maximum output current/voltage/power of the USB3.0 interface is 900mA/5V/4.5W, in order to not exceed the maximum output current/voltage/power of the USB3.0 interface, the output power consumption of the USB interface of the computer is reduced by continuously reducing the function that the head-mounted device needs to be matched with the computer, which seriously affects the realization of more functions and better experience feeling of the PC type head-mounted display device.
Disclosure of Invention
In view of the above drawbacks, an object of the present invention is to provide an adapter and a PC-based head-mounted display system, wherein the adapter is capable of increasing the output current/voltage/power of the USB interface and expanding the number of the USB interfaces, and an electronic device such as a computer can be connected to an external device through the adapter, and the external device does not need to be limited by the maximum output current/voltage/power and the number of the USB interfaces of the electronic device itself to affect the implementation of more functions.
In order to achieve the purpose, the technical scheme of the invention is as follows:
an adapter comprises a power input end, a power output end and a plurality of adapter USB interfaces; wherein,
a voltage reduction control module, a voltage reduction rectification module and a direct current voltage output module are arranged between the power input end and the USB interface of the adapter;
the adapter USB interface comprises a USB main interface used for transmitting data and a USB slave interface used for transmitting data and supplying power.
Preferably, a data processing chip is arranged between the USB master interface and the USB slave interface.
Preferably, the USB master interface is electrically connected with the USB slave interface.
Preferably, the power input terminal is electrically connected to the power output terminal.
Preferably, the adapter comprises two or more USB slave interfaces.
The head-mounted display system based on the PC comprises a head-mounted display device, a computer, a power adapter corresponding to the computer and the adapter; wherein,
the output end of the power adapter is connected with the power input end of the adapter;
the power output end of the adapter is connected with a power socket of the computer;
the USB host interface of the adapter is connected to the USB interface of the computer, and the USB slave interface of the adapter is connected to the head-mounted display device.
Preferably, the head-mounted display device is connected with the computer through an HDMI line and/or a DP line.
After the technical scheme is adopted, the invention has the beneficial effects that:
the adapter comprises a power input end, a power output end and a plurality of adapter USB interfaces; an external power supply is input through a power supply input end, the input power supply can supply power to the USB interface of the adapter, a voltage reduction control module, a voltage reduction rectification module and a direct current voltage output module are arranged between the power supply input end and the USB interface of the adapter, the voltage reduction and rectification processing is carried out on the input power, the adjustment is carried out according to the charging requirements of the USB interfaces of different adapters so as to meet the output requirements of the USB interfaces of the adapters, and the output current and the output voltage of each USB interface of the adapter can be adjusted; the power output end of the adapter can supply power to the electronic equipment needing to expand the USB interface; the USB interfaces of the plurality of adapters comprise a USB main interface for transmitting data and a USB slave interface for transmitting data and supplying power, the USB main interface can be connected with a USB interface on electronic equipment needing to expand the USB interface to transmit data, the USB main interface transmits information to the corresponding USB slave interface, can transmit the information to one USB slave interface and can also transmit the information to a plurality of USB slave interfaces, the USB slave interfaces transmit corresponding data information outwards, and the USB slave interfaces can also charge outwards; the adapter of the invention can realize the functions of increasing the output current/voltage/power of the USB interface and expanding the number of the USB interfaces.
The head-wearing display system based on the PC comprises head-wearing display equipment, a computer, a power adapter corresponding to the computer and the adapter; the output end of the power adapter is connected with the power input end of the adapter, and the power adapter supplies power to the adapter; the power output end of the adapter is connected with a power socket of the computer to supply power to the computer; the USB host interface of the adapter is connected to the USB interface of the computer, and the USB slave interface of the adapter is connected to the head-mounted display device. Because the USB slave interfaces have two or more than two and the maximum output current value of each USB slave interface can be larger than that of the USB interface of the computer, each USB slave interface can transmit the relevant information of the computer between the adapter and the head-mounted display device, the adapter realizes the function of expanding the USB interface of the computer, the head-mounted display device does not need to be limited by the maximum output current/voltage/power of the USB interface of the computer and the limitation of the number of the USB interfaces to reduce partial functions so as to reduce power consumption, and the adapter can realize more functions and bring better experience feeling by matching with the computer.
In summary, the adapter of the present invention can implement the function of extending the USB interface, so that the electronic device such as a computer can be connected to the external device through the adapter, the external device can be connected to one or more USB slave interfaces on the adapter without being limited by the maximum output current/voltage/power of the USB interface of the electronic device such as a computer and the number of the USB interfaces, and the maximum output current/voltage/power of the USB slave interfaces is greater than the maximum output current/voltage/power of the USB interface of the electronic device such as a computer, so that the external device can implement more functions; the head-mounted display equipment of the external computer in the PC-based head-mounted display system can realize more functions without the limitation of the maximum output current/voltage/power and the limitation of the number of the USB interfaces of the computer by using the adapter.
Drawings
FIG. 1 is a functional block diagram of an adapter of the present invention;
fig. 2 is a schematic block diagram of a PC-based head-mounted display system of the present invention.
Detailed Description
The invention is further illustrated below with reference to the figures and examples.
As shown in fig. 1, some embodiments of the present invention provide an adapter, which includes a power input terminal, a power output terminal, and a plurality of adapter USB interfaces, where there are four adapter USB interfaces in this embodiment, which are a USB1 interface, a USB2 interface, a USB3 interface, and a USB4 interface, respectively.
As shown in fig. 1, the power input end of this embodiment is electrically connected to the power output end, the power output end can directly supply power to the outside, an external power source is input through the power input end, a voltage reduction control module, a voltage reduction rectification module and a direct current voltage output module are arranged between the power input end and the four adapter USB interfaces, the input power is reduced in voltage and rectified, the direct current voltage output module adjusts the requirement of the output of the subsequent adapter USB interfaces according to the charging requirements of the different adapter USB interfaces, and the output current and the output voltage of each adapter USB interface can be adjusted. The power output end of the adapter can supply power to the electronic equipment needing to expand the USB interface.
As shown in fig. 1, the USB interfaces of the adapters include a USB host interface for transmitting data and a USB slave interface for transmitting data and supplying power, the USB slave interfaces include two or more USB slave interfaces, in this embodiment, the USB1 interface is a USB host interface, the USB2 interface, the USB3 interface, and the USB4 interface are USB slave interfaces, the USB1 interface is connected to a USB interface of an electronic device such as a computer that requires an external device, the USB2 interface, the USB3 interface, and the USB4 interface are connected to the external device, the USB1 interface can obtain related data information of the computer, the USB1 interface can be electrically connected to the USB2 interface, the USB3 interface, and the USB4 interface, preferably, a data processing chip is disposed between the USB1 interface and the USB2 interface, the USB3 interface, and the USB4 interface, the data processing chip analyzes and integrates information received by the USB1 interface, and sends commands to the USB2 interface, 3 interface, the USB4 interface, the USB2 interface, the USB3, and the USB4 interface can transmit related information to the external device, the USB2 interface, the USB3 interface and the USB4 interface can also supply power to the external equipment. Of course, the number of the USB host interfaces may be one or more, wherein each USB host interface is electrically connected to its corresponding USB slave interface or connected through the data processing chip.
In summary, in the adapter of the present invention, the USB host interface of the adapter is connected to the USB interfaces of the electronic devices such as the computer, the external devices of the external computer can be connected to one or more USB slave interfaces of the adapter, the maximum output current/voltage/power of the USB slave interfaces is larger than the maximum output current/voltage/power of the USB interfaces of the electronic devices such as the computer, the electronic devices such as the computer can be connected to a plurality of external devices, and the external devices are not limited by the maximum output current/voltage/power of the USB interfaces of the electronic devices themselves and the number of USB interfaces, so as to achieve more functions.
In addition, as shown in fig. 2, some embodiments of the present invention further provide a PC-based head-mounted display system, which includes a head-mounted display device, a computer, a power adapter corresponding to the computer, and the adapter. The head mounted display device in this embodiment corresponds to the peripheral device in the above-described embodiment.
As shown in fig. 2, the output terminal of the power adapter is connected to the power input terminal of the adapter, the power adapter supplies power to the adapter, the power socket of the computer is connected to the power output terminal of the adapter, and the adapter supplies power to the computer.
As shown in fig. 2, in the USB interfaces of the adapter, the USB1 interface is a USB master interface, the USB2 interface, the USB3 interface, and the USB4 interface are USB slave interfaces, the USB1 interface is electrically connected to the USB interface of the computer, the USB2 interface is electrically connected to the head-mounted display device, the maximum output current/voltage/power of the USB slave interface of the adapter is adjusted to be larger than the maximum output current/voltage/power of the USB interface of the computer through the rectification and voltage reduction processes of the voltage reduction control module, the voltage reduction rectification module, and the dc voltage output module in the adapter, the USB1 interface of the adapter is connected to the USB interface of the computer for data transmission, the USB1 interface can obtain the relevant information of the computer and transmit the relevant information to the USB2 interface, the USB2 interface transmits the relevant instructions to the head-mounted display device to implement the corresponding functions, of course, the head-mounted display device can be simultaneously connected to a plurality of USB slave, the USB slave interface which is not connected with the head-mounted display equipment can be connected with other external equipment.
As shown in fig. 2, the head-mounted display device may be charged by means of the USB slave interface, and in this embodiment, the head-mounted display device may be charged by means of the USB2 interface.
As shown in fig. 2, the head mounted display device and the computer are provided with a DP interface and/or an HMDI interface; the DP interface, i.e. DisplayPort, is also a high-definition digital display interface standard, can be connected with a computer and a display, and can also be connected with the computer and a home theater, allowing audio and video signals to share one cable for transmission, and supporting various high-quality digital audios. The HMDI Interface is an abbreviation of High Definition Multimedia Interface Port, is a High Definition Multimedia Interface, is a digital video/audio Interface technology, is suitable for a special digital Interface of image transmission, and can simultaneously transmit audio and image signals; the DP interface and/or the HMDI interface of the head-mounted display device is correspondingly connected with the DP interface and/or the HMDI interface of the computer through the DP line and/or the HDMI line, and information such as video and audio is transmitted between the head-mounted display device and the computer through the connection of the DP interface and/or the HMDI interface.
As shown in fig. 2, the USB2 interface, the USB3 interface, and the USB4 interface may also be connected to other external devices such as a game machine, so as to implement specific functions that the external devices need to cooperate with a computer to complete.
In summary, in the PC-based head-mounted display system, because the USB host interface of the adapter connecting the computer and the head-mounted display device is connected to the USB interface of the computer for data transmission, the USB slave interfaces have two or more USB slave interfaces, and the maximum output current value of each USB slave interface is greater than the maximum output current value of the USB interface of the computer, each USB slave interface can transmit information of the computer to the head-mounted display device and charge the head-mounted display device, the adapter realizes the function of expanding the USB interface of the computer, the head-mounted display device is not limited by the maximum output current/voltage/power of the USB interface of the computer and the number of the USB interfaces, and the adapter can realize more functions and bring better experience for users in cooperation with the computer.
The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.
Claims (7)
1. An adapter is characterized by comprising a power input end, a power output end and a plurality of adapter USB interfaces; wherein,
a voltage reduction control module, a voltage reduction rectification module and a direct current voltage output module are arranged between the power input end and the USB interface of the adapter;
the adapter USB interface comprises a USB main interface used for transmitting data and a USB slave interface used for transmitting data and supplying power.
2. The adapter of claim 1 wherein a data processing chip is disposed between said USB master interface and said USB slave interface.
3. The adapter of claim 1 wherein said USB master interface is electrically connected to said USB slave interface.
4. The adapter of claim 1 wherein said power input is electrically connected to said power output.
5. The adapter of claim 1 wherein said adapter comprises two or more of said USB slave interfaces.
6. A PC-based head-mounted display system comprising a head-mounted display device, a computer, a power adapter corresponding to the computer, and the adapter of any one of claims 1 to 5; wherein,
the output end of the power adapter is connected with the power input end of the adapter;
the power output end of the adapter is connected with a power socket of the computer;
the USB host interface of the adapter is connected to the USB interface of the computer, and the USB slave interface of the adapter is connected to the head-mounted display device.
7. The head mounted display system of claim 6, wherein the head mounted display device and the computer are connected by an HDMI line and/or a DP line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811276649.0A CN109240969A (en) | 2018-10-30 | 2018-10-30 | A kind of adapter and display system is worn based on PC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811276649.0A CN109240969A (en) | 2018-10-30 | 2018-10-30 | A kind of adapter and display system is worn based on PC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109240969A true CN109240969A (en) | 2019-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811276649.0A Pending CN109240969A (en) | 2018-10-30 | 2018-10-30 | A kind of adapter and display system is worn based on PC |
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| CN (1) | CN109240969A (en) |
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2018
- 2018-10-30 CN CN201811276649.0A patent/CN109240969A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101253698A (en) * | 2005-08-31 | 2008-08-27 | 三菱麻铁里亚尔株式会社 | Adapter device for personal computer, signal reproduction system for personal computer, signal reproduction method for personal computer, signal reproduction program for personal computer, output device control program, adapter device control program for personal computer, control program for personal computer, power line communication connector device and its use Hook Spring Device and Power Line Communication Regeneration System |
| CN204178267U (en) * | 2014-08-15 | 2015-02-25 | 东莞市新朝电子有限公司 | Multi-adapter |
| WO2017019090A1 (en) * | 2015-07-30 | 2017-02-02 | Hewlett-Packard Development Company, L.P. | A data and power adapter |
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Effective date of registration: 20201014 Address after: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronic office building) Applicant after: GoerTek Optical Technology Co.,Ltd. Address before: 266104 Laoshan Qingdao District North House Street investment service center room, Room 308, Shandong Applicant before: GOERTEK TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20221122 Address after: 266104 No. 500, Songling Road, Laoshan District, Qingdao, Shandong Applicant after: GOERTEK TECHNOLOGY Co.,Ltd. Address before: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronics office building) Applicant before: GoerTek Optical Technology Co.,Ltd. |
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Application publication date: 20190118 |