CN1838491A - Bidirectional electronic device with USB interface - Google Patents
Bidirectional electronic device with USB interface Download PDFInfo
- Publication number
- CN1838491A CN1838491A CN 200510055794 CN200510055794A CN1838491A CN 1838491 A CN1838491 A CN 1838491A CN 200510055794 CN200510055794 CN 200510055794 CN 200510055794 A CN200510055794 A CN 200510055794A CN 1838491 A CN1838491 A CN 1838491A
- Authority
- CN
- China
- Prior art keywords
- usb
- electronic device
- type
- usb standard
- tool
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
This invention relates to bidirectional electronic equipment with USB connector, which includes a 2 in 1 USB connector, and USB OTG controller. The 2 in 1 USB connector has a USB standard A type male plug and a USB standard B type female plug which are arranged in hull, and only one of the plug is be chosen to use. The USB OTG controller is in the state that USB standard A type male plug and a USB standard B type female plug are plugged, which are determined the USB connector bidirectional electronic equipment operation module.
Description
Technical field
The present invention relates to a kind of electronic installation of tool USB interface, particularly about a kind of USB OTG electronic installation.
Background technology
Existing USB OTG (On-The-Go) standard only defines mini-AB connector standard, and be used for realizing double mode electronic installation, make this double mode electronic installation to switch use in host apparatus (Host Device) pattern and two kinds of patterns of sub-device (Slave Device) pattern.When the user will connect double mode electronic installation the electronic installation of the USB standard A type public plug (Standard-A type male connector) of going up other or USB standard Type B female plug seat (Standard-B type female connector), the user must utilize the cable of a tool USB conversion head, just can reach connection, this is for the user, and this connected mode still belongs to inconvenience.
Known double mode electronic installation only is equipped with the mini-AB connector, though this can satisfy USB OTG standard, mini-AB connector and non-USB OTG connector are directly to peg graft, and this shows and to be the congenital shortcoming of known double mode electronic installation.In view of the above, the present inventor is used in a large number in view of the existing electronic installation that is equipped with USB standard A type public plug and USB standard Type B female plug seat, therefore with mini-AB connector that known double mode electronic installation adopted, with its 2 in 1 connector that changes over USB standard A type public plug and USB standard Type B female plug seat, solve the inconvenience of above-mentioned known connected mode.
Summary of the invention
The object of the invention provides a kind of tool USB interface bidirectional electronic device, provides to implement the double mode electronic installation of USB OTG with USB standard A type public plug or USB standard Type B female plug seat.
For reaching above-mentioned purpose of the present invention, the invention provides a kind of tool USB interface bidirectional electronic device comprises: the two-in-one USB connector with a USB standard A type public plug and a USB standard Type B female plug seat, be to be arranged at housing, and two-in-one USB connector is to be designed to only can select from USB standard A type public plug and USB standard Type B female plug seat one of them to peg graft to use; The USB otg controller is the state of being pegged graft and using according to the USB standard A type public plug of 2 in 1 connector and USB standard Type B female plug seat, with the operating mode that decides tool USB interface bidirectional electronic device.
Description of drawings
Fig. 1 is the stereoscopic figure that shows tool USB interface bidirectional electronic device of the present invention.
Fig. 2 is the stereoscopic figure that shows the another side of tool USB interface bidirectional electronic device of the present invention.
Fig. 3 A and Fig. 3 B are the user mode figure that shows the two-in-one USB connector of the present invention respectively.
Fig. 4 is the circuit structure diagram that shows tool USB interface bidirectional electronic device of the present invention.
Fig. 5 is the bridge mode running figure that shows tool USB interface bidirectional electronic device of the present invention.
Fig. 6 is the OTG mode operating figure that shows tool USB interface bidirectional electronic device of the present invention.
Fig. 7 is the OTG conversion bridge mode running figure that shows tool USB interface bidirectional electronic device of the present invention.
Fig. 8 is the OTG interconnection pattern running figure that shows tool USB interface bidirectional electronic device of the present invention.Symbol description
10 tool USB interface bidirectional electronic devices, 101 two-in-one USB connector
101B USB standard Type B female plug seat 103 housings
105 USB otg controller 105A OTG ID signals
The 105B first switch 105C mains switch
106 storage assemblies, 107 batteries
109 USB electric power source unit, 108 USB/ battery power management unit
1031 framed side wallboards
Be familiar with this technology personage and understand purpose of the present invention, feature and effect for making, now by following specific embodiment, and conjunction with figs., the present invention is illustrated in detail, illustrate as afterwards:
Embodiment
Fig. 1 shows the stereoscopic figure of tool USB interface bidirectional electronic device of the present invention.The two-in-one USB connector 101 of tool USB interface bidirectional electronic device 10 of the present invention be the side that is arranged at housing 103, and connector 101 is made up of a USB standard A type public plug 101A and a USB standard Type B female plug seat 101B.Connector 101 utilizes pivot that it is articulated in housing 103, and connector 101 is can be accommodated in fully in the housing 103, and connector 101 also can be exposed outside housing 103 with USB standard A type public plug 101A by pivot.The principal character of the two-in-one USB connector 101 of the present invention is to be, the user only can select one of them use of pegging graft from this USB standard A type public plug and this USB standard Type B female plug seat.Cooperate Fig. 1 and Fig. 2, when two-in-one USB connector 101 is when being accommodated within the housing fully, the two-in-one USB connector 101 of this moment only has USB standard Type B female plug seat 101B to be used by grafting, because USB standard A type public plug 101A is by the stopping of the framed side wallboard 1031 of housing 101, and make that USB standard A type public plug 101A can't be pegged graft.Or utilize the width A of reduction between the both walls of USB standard A type public plug 101A, and seeing also Fig. 2, width A is reduced to outside USB female plug seat can't be stretched into.Please cooperate referring to Fig. 2, Fig. 3 A, Fig. 3 B, user's two-in-one USB connector 101 that pivots, 101A exposes out with USB standard A type public plug, and the USB standard Type B female plug seat 101B of opposed position collects to housing 103, and makes that USB standard Type B female plug seat 101B can't be pegged graft.The USB standard A type public plug 101A that exposes can be rotated further again, changes the direction of public plug 101A.
Fig. 4 shows the circuit structure diagram of tool USB interface bidirectional electronic device of the present invention.USB otg controller 105 is the states of being pegged graft and using according to the USB standard A type public plug 101A of 2 in 1 connector 101 and USB standard Type B female plug seat 101B, and just deciding is to adopt that a kind of operating mode to operate electronic installation 10.Storage assembly 106 is to connect USB otg controller 105, be to be used for storing data, it for example is MP3 song, digital photograph, archive files, video/audio archive or the like, and the concrete assembly of storage assembly 106 for example is to adopt semiconductor memory, Winchester disk drive, CD-ROM drive, cd-recorder or the like.Battery 107 is the electric power that is used to supply 10 palpuses of two-way storage device, and the concrete assembly of battery 107 for example is to adopt primary cell or secondary cell.USB/ battery power management unit 108 is the Vbus terminal 101C that connect USBOTG controller 105, battery 107,2 in 1 connector 101 at least, and wherein function of USB/ battery power management unit 108 is the electric power whether detecting Vbus terminal 101C exists 5V voltage (or other specified voltage).USB electric power source unit 109 is the electric power of conversion battery 107, and produces the USB electric power source, the electric power of 5V voltage for example, and this USB electric power source is the Vbus terminal 101C that is connected in 2 in 1 connector 101.
According to bidirectional electronic device 10 present user modes is to be in off-mode, or open state, and the stateless that has that whether appears at Vbus terminal 101C by 5V voltage, wherein that a kind of pattern such as bridge mode, OTG pattern, OTG conversion bridge mode, OTG interconnection pattern is adopted in 105 decisions of USB otg controller, is used as the appointment operating mode of bidirectional electronic device 10.The alleged off-mode of the present invention is meant that bidirectional electronic device 10 is to be in to close electricity (Power Off) situation, and open state is meant that bidirectional electronic device 10 is to be in electricity consumption (Power On) situation.The user can utilize mains switch 105C to open or powered-down, and bidirectional electronic device 10 is set in open state or off-mode.
Fig. 5 shows the bridge mode running figure of tool USB interface bidirectional electronic device of the present invention.Bidirectional electronic device 10 was at off-mode before entering bridge mode, and the user is plugged into the electronic installation as host apparatus (Host), for example computer with the USB standard A type public plug 101A of bidirectional electronic device 10.After the grafting, host apparatus supply 5V voltage is in Vbus terminal 101C, and subsequently, USB/ battery power management unit 108 can detect Vbus terminal 101C and have 5V voltage.Then, OTG ID signal 105A is kept high levels (High Level).USB otg controller 105 is set bidirectional electronic device 10 for bridge mode after receiving high levels OTG ID signal 105A.USB/ battery power management unit 108 receives the 5V electric power of Vbus terminal 101C, and gives the internal wiring of bidirectional electronic device 10 with this supply of electric power, and if this electric power is enough abundant, uses it to battery 107 is charged.
Fig. 6 shows the OTG mode operating figure of tool USB interface bidirectional electronic device of the present invention.Will be as the electronic installation of USB device (USB Slave Device), for example carry-on dish, be plugged to the USB standard A type public plug 101A or the USB standard Type B female plug seat 101B of bidirectional electronic device 10, the USB device electronic installation that the present invention is alleged is meant Vbus terminal and no-voltage at itself.Then, with bidirectional electronic device 10 starts.OTG ID signal 105A is kept low level (Low Level).USB electric power source unit 109 kept close (Shutdown), and detecting Vbus terminal 101C is kept in USB/ battery power management unit 108, be maintained to the first switch 105B and activated till (On), and the concrete function of the first switch 105B for example is the carrying out of indication copy function (Copy Procedure).After the first switch 105B activated, USB electric power source unit 109 was produced the USB electric power source by starting (Enable), and this USB electric power source is via the Vbus terminal 101C of 2 in 1 connector 101, and was connected to USB device electronic installation.
Fig. 7 shows the OTG conversion bridge mode running figure of tool USB interface bidirectional electronic device of the present invention.Bidirectional electronic device 10 was at open state before entering OTG conversion bridge mode, and OTG ID signal 105A is in low level (Low Level).USB electric power source unit 109 is to be in to close (Shutdown) state, and USB/ battery power management unit 108 is the states that are in detecting Vbus terminal 101C.Bidirectional electronic device 10 under the above-mentioned state is plugged to the electronic installation as host apparatus.Subsequently, the electronic installation of host apparatus supply 5V voltage is in Vbus terminal 101C, and then, USB/ battery power management unit 108 can detect Vbus terminal 101C and have 5V voltage.Then, OTGID signal 105A is kept high levels (High Level).USB otg controller 105 is set bidirectional electronic device 10 for bridge mode after receiving high levels OTG ID signal 105A.USB/ battery power management unit 108 receives the 5V electric power of Vbus terminal 101C, and gives the internal wiring of bidirectional electronic device 10 with this supply of electric power, and if this electric power is enough abundant, uses it to battery 107 is charged.
Fig. 8 shows the OTG interconnection pattern running figure of tool USB interface bidirectional electronic device of the present invention.Two bidirectional electronic devices 10 were at open state before entering the OTG interconnection pattern, and OTGID signal 105A separately is in low level (Low Level).USB electric power source unit 109 separately all is in closes (Shutdown) state, and USB/ battery power management unit 108 separately all is in the state of detecting Vbus terminal 101C.When the first switch 105B of one of them bidirectional electronic device 10 activated (On) earlier, this bidirectional electronic device 10 promptly is transformed into as host apparatus (Host), and another then is transformed into sub-device (Slave Device).The first switch 105B for example can make copy (Copy) switch, indicates USB otg controller 105 to carry out copy function (Copy Procedure).
Bidirectional electronic device 10 of the present invention can be embodied as MP3 playing device, video play device, carry-on dish, storage device or other portable electron device.
Owing to adopt USB standard A type public plug and USB standard Type B female plug seat, make the present invention can with widely used tool USB interface electronic installation, use together is connected to each other.Again because the design of the special construction between 2 in 1 connector 101 and the housing 103, make the user only can select wherein USB standard A type public plug and USB standard Type B female plug seat one for use, simultaneously, the present invention possesses the ability of automatic judgement operating mode, in view of the above, the present invention is better than the concatenation ability of the known electronic installation of tool USB interface far away.
Though the present invention discloses as above with preferred embodiment, right its is not in order to limiting the present invention, anyly is familiar with this operator, without departing from the spirit and scope of the present invention, when doing a little change and retouching, the change of doing still belongs within the claim of the present invention with retouching.
Claims (15)
1. a tool USB interface bidirectional electronic device is characterized in that, comprises:
One has the two-in-one USB connector of a USB standard A type public plug and a USB standard Type B female plug seat, be to be arranged at a housing, and this two-in-one USB connector is to be designed to only can select from this USB standard A type public plug and this USB standard Type B female plug seat one of them to peg graft to use;
One USB otg controller is the state of being pegged graft and using according to the USB standard A type public plug and the USB standard Type B female plug seat of this 2 in 1 connector, with the operating mode that decides tool USB interface bidirectional electronic device.
2. tool USB interface bidirectional electronic device as claimed in claim 1 is characterized in that, this two-in-one USB connector is to be articulated in this housing.
3. tool USB interface bidirectional electronic device as claimed in claim 1, it is characterized in that, when this USB standard A type public plug and this USB standard Type B female plug seat all are contained in this housing, this USB standard A type public plug is to be limited and not provide and peg graft to be used, and this USB standard Type B female provides to peg graft and uses.
4. tool USB interface bidirectional electronic device as claimed in claim 1, it is characterized in that, when this USB standard A type public plug is when exposing to this housing, this USB standard A type public plug provides to peg graft and uses, and this USB standard Type B female is to be limited and not provide to be pegged graft and use.
5. tool USB interface bidirectional electronic device as claimed in claim 1 is characterized in that, further comprises: a storage assembly is to connect this USB otg controller;
One battery, be used to supply two-way storage device must electric power;
One USB/ battery power management unit is the Vbus terminal that connects this USB otg controller, this battery, this 2 in 1 connector at least;
One USB electric power source unit, be the conversion this battery electric power and produce a USB electric power source, wherein this USB electric power source is the Vbus terminal that is connected in this 2 in 1 connector.
6. tool USB interface bidirectional electronic device as claimed in claim 5 is characterized in that, this storage assembly is to be selected from one of them of semiconductor internal memory, a Winchester disk drive, a CD-ROM drive, a cd-recorder.
7. two-way storage device as claimed in claim 1 is characterized in that, further comprises: one first switch is to connect this USB otg controller, and whether the ON/OFF (On/Off) of borrowing this first switch indicates this USB otg controller to carry out copy function.
8. tool USB interface bidirectional electronic device as claimed in claim 1 is characterized in that, this operating mode is to comprise a bridge mode, and when in this bridge mode, this USB standard A type public plug is to peg graft as the electronic installation of host apparatus with one.
9. tool USB interface bidirectional electronic device as claimed in claim 1, it is characterized in that this operating mode is to comprise an OTG pattern, when in this OTG pattern, this USB standard A type public plug or this USB standard Type B female plug seat are to peg graft as the electronic installation of USB servant's device with one.
10. tool USB interface bidirectional electronic device as claimed in claim 1, it is characterized in that, this operating mode, be to comprise an OTG conversion bridge mode, when this USB standard Type B female plug seat or this USB standard Type B female plug seat be with one as the electronic installation of the host apparatus time-out of pegging graft, this USB otg controller is to become bridge mode by original OTG mode conversion.
11. tool USB interface bidirectional electronic device as claimed in claim 1, it is characterized in that, this operating mode, be to comprise an OTG interconnection pattern, when the USB standard A type public plug of the USB standard Type B female plug seat of a tool USB interface bidirectional electronic device and another tool USB interface bidirectional electronic device time-out of pegging graft, the USB otg controller of one of them is to switch to bridge mode, and another USBOTG controller is to switch to the OTG pattern.
12. a tool USB interface bidirectional electronic device is characterized in that, comprises:
One has the two-in-one USB connector of a USB standard A type public plug and a USB standard Type B female plug seat, be to be arranged at a housing, and this two-in-one USB connector is to be designed to only can select from this USB standard A type public plug and this USB standard Type B female plug seat one of them to peg graft to use.
13. tool USB interface bidirectional electronic device as claimed in claim 12 is characterized in that, this two-in-one USB connector is to be articulated in this housing.
14. tool USB interface bidirectional electronic device as claimed in claim 12, it is characterized in that, when this USB standard A type public plug and this USB standard Type B female plug seat all are contained in this housing, this USB standard A type public plug is to be limited and not provide and peg graft to be used, and this USB standard Type B female provides to peg graft and uses.
15. tool USB interface bidirectional electronic device as claimed in claim 12, it is characterized in that, when this USB standard A type public plug exposed to this housing, this USB standard A type public plug provided and peg graft to use, and this USB standard Type B female is to be limited and not provide to be pegged graft and use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100557942A CN1838491B (en) | 2005-03-21 | 2005-03-21 | Bidirectional electronic device with USB interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100557942A CN1838491B (en) | 2005-03-21 | 2005-03-21 | Bidirectional electronic device with USB interface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1838491A true CN1838491A (en) | 2006-09-27 |
| CN1838491B CN1838491B (en) | 2010-06-16 |
Family
ID=37015783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100557942A Expired - Fee Related CN1838491B (en) | 2005-03-21 | 2005-03-21 | Bidirectional electronic device with USB interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1838491B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103457458A (en) * | 2012-05-28 | 2013-12-18 | 华为终端有限公司 | Current switching control device and electronic device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2754230Y (en) * | 2004-10-15 | 2006-01-25 | 英保达股份有限公司 | Connector device |
-
2005
- 2005-03-21 CN CN2005100557942A patent/CN1838491B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103457458A (en) * | 2012-05-28 | 2013-12-18 | 华为终端有限公司 | Current switching control device and electronic device |
| CN103457458B (en) * | 2012-05-28 | 2016-03-30 | 华为终端有限公司 | Current switching control appliance and electronic equipment |
| US9727111B2 (en) | 2012-05-28 | 2017-08-08 | Huawei Device Co., Ltd. | Control device for current switching and electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1838491B (en) | 2010-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1175337C (en) | Portable electronic equipment with shared serial bus connector | |
| US7329136B2 (en) | Bi-directional electronic device with USB interface | |
| US20090113093A1 (en) | Mobile storage device | |
| CN1690923A (en) | Laptop computer recharging using Ethernet connection | |
| US7634673B2 (en) | Computer host with bus interface providing output power | |
| CN101051242A (en) | Power supply control method and device for computer system | |
| TW468052B (en) | Method and device for displaying battery capacities using LED of the notebook system | |
| CN1838491A (en) | Bidirectional electronic device with USB interface | |
| CN1624625A (en) | Electronic device and battery pack | |
| CN201733354U (en) | Mobile terminal testing device and mobile terminal testing system | |
| CN2783417Y (en) | Notebook computer capable of being used as mobile memory device | |
| CN103853304A (en) | Computer and external power supply module thereof | |
| CN1161093A (en) | Power conservation device for a peripheral interface module | |
| CN2681219Y (en) | Power feeding equipment for applied apparatus of computer peripheral equipment | |
| US20040203278A1 (en) | [signal transmission cable] | |
| CN1307260A (en) | UPS device and method capable of storing data automatically | |
| CN1287297A (en) | Kernal computer system | |
| CN1207531A (en) | Microcomputer | |
| CN1212556C (en) | Computer device, expansion card, mini PCI card, automatic power-on circuit, automatic starting method and signal activiting method | |
| CN2840197Y (en) | USB flash memory card | |
| CN2496067Y (en) | Serial bus interface structure for charging peripheral device whether its power is on or off | |
| JP3134079U (en) | Electrical equipment with a permanent power supply bus | |
| CN100345355C (en) | Battery charger and method for portable device with main controller function | |
| CN201576453U (en) | Portable mobile Slim optical storage with eSATA, USB and DC power supply three-in-one interface | |
| CN2610408Y (en) | Signal transmission cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20090206 Address after: Delaware Applicant after: Behavior Tech Computer Corp. Address before: 2 floor, No. 51, Dongxing Road, Taipei, Taiwan Applicant before: Yingqun Enterprise Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: YUDIAN TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: YINGQUN ENTERPRISE CO., LTD. Effective date: 20090206 |
|
| 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: 20100616 Termination date: 20150321 |
|
| EXPY | Termination of patent right or utility model |