CN1296798C - Low thickness connector for USB interface and its storing device of memory - Google Patents
Low thickness connector for USB interface and its storing device of memory Download PDFInfo
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- CN1296798C CN1296798C CNB2004100575433A CN200410057543A CN1296798C CN 1296798 C CN1296798 C CN 1296798C CN B2004100575433 A CNB2004100575433 A CN B2004100575433A CN 200410057543 A CN200410057543 A CN 200410057543A CN 1296798 C CN1296798 C CN 1296798C
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Abstract
The present invention provides a low thickness connecting device and memory device of a conservator for USB interface which comprises a connector body to bear back elements and whose altitude is compatible to the altitude of the inner space of slots of the standard USB interface to embed in the inner sides of the slots of the standard USB interface, a metallic set of terminals which is arranged a connector body and consists of a plurality of metal plates to be used for connection of electric signals in the inner sides of the slots of the USB interface, a metal welding group which consists of a plurality of metal welding points and is arranged on the connector body to weld printed circuit boards or signal connecting wires to form electric return circuits. In addition, the low thickness connecting device is modified to an electric signal connecting device which can be inserted into the USB slots. Both the two kinds of connecting devices can be respectively applied to a double interface conservator data storage device or a conservator data storage device.
Description
The application is 02103174.6 divides an application
Technical field
The present invention relates to a kind of low thickness coupling arrangement and reservoir storage device thereof that is used for USB (universal serial bus) (USB) interface.
Background technology
(memory card) is of a great variety for storage card now, even if the commodity of same type, for example digital camera (DSC) also uses different storage cards because of the design of each producer is different.Even so, these storage cards miscellaneous but have a common characteristic: promptly be that numerical data with the storage card internal memory transfers on the computer, to make DATA PROCESSING.
Therefore, in order to make computer can read the data of storage card, just (for example: compact flashcard, SD card, MMC card design card reader miscellaneous (Card Reader) with the storage card that cooperates existing various different size ... Deng), with the device of changing and transmitting as the storage card and the data between computer of different size; And wherein employed data transmission interface with USB (universal serial bus) (USB) interface for the most general.In this application at storage device simultaneously, the storage device that utilizes the USB interface designed is also arranged, it then needn't utilize above-mentioned card reader, and directly just can carry out the transmission of data in the USB slot with this storage device insertion host computer end, but the restriction that it is subject to USB connector (USB connector) makes that height of devices is too high and inconvenient to carry.
For for the storage card storage facilities, how to reduce the use of card reader effectively, and the size of dwindling USB interface data storage device, make itself and existing computer interface can be compatible, even can utilize the hardware device of existing system, to obtain best ease of use, meet user's operating habit simultaneously, be the problem that is worth people to be concerned about.
Summary of the invention
The object of the present invention is to provide a kind of low thickness coupling arrangement and reservoir storage device thereof of the USB of being used for interface, utilize the present invention, not only can make conventional memory card directly utilize the USB interface to carry out the transmission of data, and exempted the use of card reader, increase the convenience on using, also reach the purpose that reduces cost, also can make simultaneously above-mentioned USB interface data storage device use USB connector because of removing, and significantly reduce device thickness, make that it reaches gently, thin, short, little target, promote the convenience that carries.
For achieving the above object, the low thickness coupling arrangement of a kind of USB (universal serial bus) interface provided by the invention, it comprises:
A connector body, the element of chatting after the carrying, its highly compatible are in standard universal serial bus (USB) interface slot inner space height, to embed the inside of standard USB interface slot;
One metal terminal group, be located on the connector body, and formed by the number of metal sheet, each sheet metal one end is by to use as the connection of contact USB interface slot internal electron signal, end is then stretched out by connector body in addition, and the formation metal bond pad, be made for and printed circuit board (PCB) or signal line connection welding, form circuit loop.
Wherein in addition one group of ridge is fixedly arranged on the both sides on the connector body, anisotropy takes place when preventing that connector is embedded at the USB slot.
Wherein this metal terminal group has the sheet metal that four independences are not connected, by to connect as electric signal.
Wherein this connector body outside has groove design, sets intensity when embedding standard USB interface slot to strengthen connector body.
The USB interface reservoir storage device of a kind of low thickness provided by the invention, it comprises:
One housing, ccontaining and carry each after chat element;
One printed circuit board (PCB) is located in the housing, and tool necessary circuit lead layout is provided with;
One controller is located at enclosure interior, and its tool necessary circuit is in order to finishing conversion and the transmission between USB interface signals and document signal, and can be with the inside of data storage in reservoir;
One reservoir array, it comprises a magazine member at least, and the device as data storage is provided;
One interface connector, it is different from standard USB interface connector but can inserts the slot of USB, and is revealed in outside this housing, and the tool pad can link with printed circuit board (PCB).
Wherein this interface connector is designed to as above-mentioned low thickness coupling arrangement.
Wherein this storage card has a read-only anti-write switch or a device, and is revealed in the outside.
Wherein the outside of this storage device is provided with a cresset, in order to the duty of expression data reading-writing.
Wherein this storage device has a packaged type sheath, to set and to protect coupling arrangement wherein.
A kind of reservoir storage device provided by the invention with two interface coupling arrangements, it comprises:
One housing, ccontaining and carry each after chat element;
One printed circuit board (PCB), it is located in the housing, and tool necessary circuit lead layout is provided with;
The a pair of interface controllor converts the data that is stored in the storage device interior magazine to meet two kinds of different interface specifications signal, also the signal of two kinds of different interface specifications can be converted to data storage simultaneously in the inner reservoir of device;
One reservoir array, it comprises a magazine member at least, and the device as data storage is provided;
One system's interface coupling arrangement is revealed in outside the housing, and tool circuit and printed circuit board (PCB) binding, and it can be jack or the pin design that intercalation links with application system that its outside has, and is embedded on the slot of its application system; And
Another interface coupling arrangement is revealed in outside the housing, and tool pad and printed circuit board (PCB) link, and jack or pin design that its tool can different interface slots with another be set are embedded on the slot of this interface and form.
Wherein this another interface is the USB interface, and its interface coupling arrangement is for being fixedly arranged on USB signal end, and is designed to the coupling arrangement of low thickness as claimed in claim 1.
Wherein this storage device has a read-only anti-write switch or a device, and is revealed in its outside.
Wherein the outside of this storage device is provided with a cresset, in order to the duty of expression data reading-writing.
Wherein this storage device has a packaged type sheath, to set and to protect coupling arrangement wherein.
A kind of electric signal coupling arrangement that inserts the USB slot provided by the invention, it comprises:
One printed circuit board (PCB), its surface has relevant configuration;
One housing, its have can with printed circuit board (PCB) structure combining size;
One group of plain conductor body, layout takes shape in printed circuit board surface, and in printed circuit board (PCB) with after housing combines, can be revealed in the outer of this coupling arrangement and close;
With after housing combines, its size and highly compatible be in USB slot inside by this printed circuit board (PCB), and can be embedded in the inside of USB slot.
Wherein the both sides of this printed circuit board (PCB) are respectively equipped with one group of ridge, insert wrong safety feature as anti-locking apparatus.
Wherein this plain conductor body is constituted by one group of parallel plain conductor, and the width of its lead is the specification that is compatible to USB interface terminal with spacing to each other.
Wherein this coupling arrangement outside has groove design, sets intensity when embedding standard USB interface slot to strengthen coupling arrangement.
A kind of reservoir data storage device provided by the invention with a no interface connector, it can directly insert the USB slot, and this storage device comprises:
One housing, ccontaining following electronic component, and tool one opening with the some that appears printed circuit board (PCB) in the outside of this storage device;
One printed circuit board (PCB), its tool necessary circuit lead layout is provided with, and has one group of plain conductor body that is revealed in this outside;
One USB controller, its data that will be stored in the device interior magazine converts the signal that meets the USB interface specification to, also the USB signal can be converted to data storage simultaneously in the inner reservoir of device;
One reservoir array group, it comprises a magazine member at least, and the usefulness as data storage is provided, and is connected with the USB controller and forms circuit loop.
Wherein this printed circuit board (PCB) is with after housing combines, with the common data storage device that has as above-mentioned coupling arrangement that forms of the plain conductor body of layout on the printed circuit board (PCB).
Wherein the outside of this storage device is provided with one and switches switch or device, as prevent the data that writes in storage device to reach the purpose of information protection.
Wherein the outside of this storage device is provided with a cresset, in order to the duty of expression data reading-writing.
Wherein the USB interface signals contact jaw of this storage device is provided with the sheath of a separable or socket, with protection metal wire body.
A kind of two interface reservoir data storage devices provided by the invention with a no USB interface connector, it can directly insert the USB slot, and this storage device comprises:
One housing, ccontaining following electronic component, and tool one opening with the some that appears printed circuit board (PCB) in the outside of this storage device;
One printed circuit board (PCB), its tool necessary circuit lead layout is provided with, and has one group of plain conductor body that is revealed in this outside;
The a pair of interface controllor, the data that is stored in the storage device interior magazine is converted to the signal that meets the USB interface specification or meets the signal of using interface specification, simultaneously also can with the USB signal or meeting the signal of using interface specification converts the reservoir of data storage in device inside to;
One reservoir array group, it comprises a magazine member at least, so that the usefulness as data storage to be provided, and to be connected with two interface controllors and to form circuit loop;
One known interface connector or coupling arrangement, it is fixedly arranged on the above-mentioned printed circuit board (PCB), but is not compatible with the USB interface.
Wherein this printed circuit board (PCB) is with after housing combines, with the common data storage device that has as above-mentioned coupling arrangement that forms of the plain conductor body of layout on the printed circuit board (PCB).
Wherein this printed circuit board (PCB) is with after housing combines, and forms one and is same as existing storage card interface connector or coupling arrangement with the plain conductor body of layout on the printed circuit board (PCB) is common.
This existing storage card interface connector or coupling arrangement wherein, be fixedly arranged on printed circuit board (PCB) on, and be revealed in the outside of storage device.
Wherein the outside of this storage device is provided with one and switches switch or device, as prevent the data that writes in storage device to reach the purpose of information protection.
Wherein the outside of this storage device is provided with a cresset, in order to the duty of expression data reading-writing.
Wherein the USB interface signals contact jaw of this storage device is provided with the sheath of a separable or socket, with protection metal wire body.
A kind of interface signals structure provided by the invention, formed by following signal:
One power supply supply (VBUS) provides an operating voltage;
One signal group, it comprises a D+, a D-signal;
One ground connection signal (Power GND); And
One device work signal group, it provides a work signal, in order to the duty of indicating device;
Wherein this D+, D-signal are the document signal of conformance with standard USB interface specification, and device work signal group is then provided by device end, and it is connected with the controling appliance necessary circuit design of device end.
Operating voltage (the V of this power supply supply wherein
BUS) can support 5 volts, 3.3 volts, 2.5 volts and 1.8 volts.
Wherein this device work signal group comprises the work signal of a read/write (W/R) or transmission, in order to the duty of indicating device.
Wherein this device work signal group comprises that one gives electric signal, in order to the power consumption state of indicating device.
Description of drawings
For further understanding concrete technology contents of the present invention, at first see also accompanying drawing, wherein:
Fig. 1 is the synoptic diagram of known USB connector (left side) and USB slot (right side);
Fig. 2 is the synoptic diagram of low thickness USB interface coupling arrangement of the present invention;
Fig. 3 is the circuit block diagram with two interface memory card devices of low thickness USB interface coupling arrangement;
Fig. 4 is the embodiment synoptic diagram with two interface storage cards of low thickness USB interface coupling arrangement;
Fig. 5 is the USB interface storage card embodiment synoptic diagram with low thickness USB interface coupling arrangement;
Fig. 6 is upright figure of the group of USB contact coupling arrangement of the present invention and three-dimensional exploded view;
Fig. 7 is the system block diagrams of low thickness USB interface storage card of the present invention;
Fig. 8 is the synoptic diagram of low thickness USB interface storage card of the present invention;
Fig. 9 is the system block diagrams of two interface storage cards of tool USB interface of the present invention;
Figure 10 is the side cutaway view of two interface storage cards of tool USB interface of the present invention;
Figure 11 is the three-dimensional exploded view of two interface storage cards of tool USB interface of the present invention;
Figure 12 is the top view of two interface storage cards of tool USB interface of the present invention;
Figure 13 is the backplan of two interface storage cards of tool USB interface of the present invention;
Figure 14 is the synoptic diagram of the USB interface storage card of tool sheath of the present invention;
Figure 15 is the synoptic diagram of interface signals structure of the present invention;
Figure 16 is the circuit diagram of employing interface signals framework of the present invention.
Embodiment
For describing design concept in detail, at first see also Fig. 1, shown is traditional USB interface connector, the left side is the plug of device end, the right side is the slot of host side, wherein label 104A and 104B represent the shell of plug and slot respectively, provide as electric signal masked isolation (shielding) to act on.
And purpose of the present invention, promptly be that function with storage card and USB interface card reader is integrated into one, be that storage card itself can directly insert USB interface slot, and the conversion of making signal with computer be connected, make storage card need not the transmission of the data of finishing via the card reader of a USB interface.
And in order to reach above-mentioned target, at first be the connector (connector) that will design a low thickness, though it does not meet the USB connector of industrial standard, compatible and insertion USB slot.Because the thickness of existing various storage cards is all very thin, if the connector of the USB interface specification of the standard of employing then will can't be combined with storage card effectively because of its thickness is too high.Therefore the present invention at first does an improvement at the USB connector of standard.
See also Fig. 2, shown promptly is the connector 100 of the designed low thickness of the present invention, and it comprises a metal terminal group 101, a ridge 102 and a connector body 103.This metal terminal 101 is made up of the number of metal sheet, its number, distance all are same as standard USB interface connector with dimensions, connector body 103 then is different from standard USB interface connector, itself can possess a ridge 102 is arranged, be fixedly arranged on connector body 103 both sides respectively, or establish a ridge 102 in addition on the both sides of connector body 103.The thickness of body 103 then is same as the inner space height of standard USB interface slot, and so design can be inserted in the standard USB interface slot (as shown in Figure 1 " h "), and signal is transmitted.And be positioned at the ridge 102 of connector body 103 both sides, and then can prevent to insert the mistake that the signal that causes connects because of turned upside down because of body 103, therefore the thickness of whole connector will be far below the thickness of the USB connector of standard.Basically, connector body 103 can provide at least one outer grooves (shown in the 102A among Fig. 2), so that be intercalated in standard USB interface, during as the standard USB connector, can strengthen the fastness of joint, and this connector 100 can be directly by welding, it is combined with a printed circuit board (PCB) 201 and makes line conduction.
Compare with Fig. 2 by Fig. 1, the purpose of Fig. 2 design is the shell 104A that is to remove as shown in Figure 1 as can be known, and connector 100 height behind the removal shell can significantly reduce, because the present invention directly designs coupling arrangement 100 on device, so there is not traditional USB connecting line (USB cable); And the effect of former shell is to reduce signal delay (delay) effect of USB connecting line, therefore for the present invention's design, originally can remove as the shell of electric signal buffer action.And utilize the indignant thought of above-mentioned design, can be with USB interface coupling arrangement 104A flattening, and then impel USB interface product to develop towards card-type, further be discussed below.
See also Fig. 3, Figure 3 shows that the circuit block diagram of two interface storage cards that the present invention is designed.As shown in the figure, this storage card has two digital date transmission interfaces, and one is the application system interface, and another then is the USB interface.When data from applied system, as digital camera, after being sent to storage card via system connector 150, data will be stored in the inner reservoir 160, in case after storage card self-application system takes out, can utilize the connector 100 of previous designs to be connected with the USB interface of host computer.Just storage card is directly inserted in the USB interface slot of computer, and do not need to see through again USB connecting line and USB interface card reader, just data can be transferred to host computer.Interface controllor 140 wherein, bag have been lifted the function of relevant application system interface and the conversion of USB interface.
See also Fig. 4, Figure 4 shows that the embodiment of of the present invention pair of interface storage card, as shown in the figure, after protecting cover 71 put storage card 70, promptly the storage card size with general was identical, and can be used in the application system as can be known, after taking out from system, as long as sheath 71 is taken off, can utilize the connection that exposes to clamor and 72 insert in the USB interface slots, quite convenient in the use.
Therefore, utilize the connector of aforesaid low thickness, the USB signal directly can be imported and data is written in the storage card, vice versa.This promptly finishes a storage card and has two different interface connectors simultaneously.While is for the security of data, the present invention design is also anti-ly write the outside that read-only (ReadOnly) switch 73 and a cresset 75 place storage card with one, when switch 73 switches to reading mode, the function that storage card is only given information and read, and data can not be write in the storage card, in case after switching to normal mode, can normally use the read-write capability of storage card, cresset 75 is then in order to the duty of display device.
If further simplified system design and the application system interface is removed, keep USB interface system wherein and utilize low thickness coupling arrangement of the present invention, then can derive extra-thin USB interface storage card, see also the USB interface storage card of Fig. 5, with the USB interface memory storage (apparatus) of now standard USB interface connector comparatively speaking, light, thin, short, little more on the volume.
Can learn by Fig. 2 in addition, behind the signal process metal terminal 101 of connector 100,, and be entered the reservoir storage device again by the welding of terminal 101 with the metallic conductor (pads) of printed circuit board (PCB) 201.Because the pad of circuit will cause the change of impedance, this transmission to high-speed information will impact.Therefore the further purpose of design of the present invention is that the pad of circuit is removed, so must give up the use pattern of connector, make signal directly contact metallic conductor on the printed circuit board (PCB) of reservoir storage device by the USB terminal of host side, and transfer to the reservoir storage device, so can eliminate the pad of circuit.This is that general industry is commonly called as the design concept of so-called " golden finger ", furthermore, is the use of having removed connector, and replaces the connection of the mode of direct contact as circuit, to promote the characteristic electron of reservoir storage device in high-speed transfer.
For further specifying the connectorless design concept, see also Fig. 6, it is the plane contact formula coupling arrangement 110 of a tool USB contact jaw, as shown in the figure, this printed circuit board (PCB) 202 is with after a pedestal 113 combines, and its whole height can be placed in the USB slot inside of host side, and the ridge 112 of mistake proofing then design takes shape on the shell 114, and be located at printed circuit board (PCB) 202 both sides, former metal terminal 101 shown in Figure 2 is then replaced with the metallic conductor 111 of layout moulding on the printed circuit board (PCB) 202.Therefore the structure after above-mentioned plane contact formula coupling arrangement 110 combinations will be same as the design of Fig. 2 connector, but remove the use of this connector and the pad of circuit, in the manufacturing production operation of product, also simplify the flow process of assembling.Basically, this pedestal 113 can provide at least one outer grooves (shown in the 112A among Figure 13), so that be intercalated in standard USB interface, during as the standard USB connector, can strengthen the fastness of joint,
See also Fig. 7, be the system block diagrams of USB interface storage card of the present invention, in its system 500, label 501 be printed circuit board (PCB) and on metallic conductor, 502 is the USB controller, 503 is the magazine member array.As mentioned above, signal no longer passes through connector and pad thereof on storage device, and directly is connected in the USB metal terminal of host side via the metallic conductor of layout (layout) on printed circuit board (PCB) and forms the connection of circuit.
USB interface data storage device after the assembling as shown in Figure 8; utilize USB interface plane contact formula coupling arrangement of the present invention; can be effectively and significantly reduce the thickness of reservoir storage device; and increase the convenience that it carries; wherein label 300A part promptly is to utilize the design concept of Fig. 6 and the USB interface coupling arrangement of the plane contact formula of moulding; wherein can add and put a cresset 114A in the outside; duty in order to the read-write of indication storage device; 202C one prevents the switch of the data that writes; can protect data to cover unexpectedly; deletion increases the security of data.
Therefore, by above-mentioned method, the present invention has disclosed the storage device of a new USB interface again, and its thickness is far below the memory apparatus of present use tradition USB connector, and need not use connector and reduced extra pad.
The plane contact formula coupling arrangement that uses USB interface of the present invention is on existing various reservoir storage devices, utilize it can reach the characteristic of USB interface coupling arrangement height that debases the standard, the another kind of novel reservoir storage device that has two kinds of different interface coupling arrangements simultaneously so can develop.For further elaboration, see also Fig. 9, be one to have an above-mentioned USB interface coupling arrangement and an application system, the system block diagrams of the reservoir storage device of interface coupling arrangement such as memory stick card, SD card, PCMCIA flash card for example.Wherein, system 500A comprises an aforesaid USB plane contact formula coupling arrangement 504, and 505, one of the coupling arrangements of another known application system have the controller 506 of two interface signals conversions, it can convert data to the USB signal and use interface signals, and one group of reservoir array 507.
Be the realization design of the convenient Fig. 9 of argumentation calcspar, the present only lifts with memory stick card and illustrates, and all the other reservoir storage devices are as long as structure is suitable, and the method that can also utilize the present invention to narrate designs.See also Figure 10, it is one to have the side cutaway view of the memory stick card of USB interface coupling arrangement of the present invention, as shown in the figure, wherein label 300 area part frameworks become USB signal contact jaw, provide the signal of USB to read and write, label 400 area parts then structure become memory stick card (application system) interface end, and it can be different according to the storage card of different size; Reservoir storage device just of the present invention can have two kinds of different interface ends simultaneously, one is USB interface end, provide as the interface that is connected with host computer end signal, another is then for (for example: MMC, SD, PCMCIA using the interface end ... Deng), the interface that generator is connected with signal between application system.
When the reservoir storage device of Figure 10 is finished the work in the application system of memory stick card and after taking out, the USB interface coupling arrangement 300 that just can utilize the other end by the USB interface with data transmission to computer, because it can directly embed the USB slot of main frame, so needn't finish the work of data transmission again by card reader.Wherein label 202 is a printed circuit board (PCB), circuit component 202A can be placed in its surface, and label 114 is respectively its shell with 113A, and label 111 and 111A then be the metallic conductor on the printed circuit board (PCB), and its construction becomes the conductor that contacts that USB contacts conductor and memory Stick card.
In sum, Fig. 2 has illustrated the height that how to reduce USB connector, and it can be applied on the existing storage card, and Fig. 6 then further illustrates the use of how to remove connector, to reduce the quantity of pad on the circuit loop, promote circuit in the high speed signal transmission performance of impedance matching down.
Please consult diagram again; wherein Figure 11 shows that the three-dimensional exploded view of reservoir storage device shown in Figure 10; be example promptly with memory stick card; wherein label 202 is a printed circuit board (PCB); 114 with 113A then be shell; can learn that by the calcspar of Fig. 9 and the three-dimensional exploded view of Figure 11 the designed reservoir storage device of the present invention no longer comprises the USB interface connector; also carry simultaneously and can on shell 114, set firmly a cresset 114A as preamble; working state in order to indication reservoir storage device; prevent from the switch 202B that writes to provide as data to write and appear one in reservoir storage device outside; the protection change-over switch that covers and delete.Figure 12 is the top view of the storage card after making up, Figure 13 is the backplan of the storage card after making up, can learn that by Figure 12 and Figure 13 the reservoir storage device possesses simultaneously two different interface contact jaws 300 and 400 are arranged, a contact jaw 300 wherein promptly is to utilize design of the present invention, USB interface contact jaw is designed on storage card, and the characteristic of still possessing the low thickness of storage card.And in order to protect the device of USB contact jaw, further can design a sheath to be protected, as shown in figure 14, wherein label 301 is one separable or be located on the coupling arrangement but mobilizable sheath.
Set forth as preamble, if the interface of application system end is removed, make device only have the USB interface, then will form the reservoir storage device of USB interface, it is compared with the reservoir storage device of now USB interface, will be light, thin, short, little more and be easy to carry about with one.
Plane contact formula USB coupling arrangement for the illustrated connectorless of the present invention, it must satisfy portable singularity on using, therefore must consider the duty of interface controllor and the asynchronous mistiming opposite sex of system's display working condition when using the novel coupling arrangement of this kind, just the shown duty of system and the duty of actual device have a time drop, and this point must strictly be confirmed in separable portable device design, otherwise most probably when installing still unfinished work, because the difference of system design out of the ordinary, and mislead user's accidental separation device, and then cause the damage of data.
Yet standard USB interface signals is not sufficient to provide the method for solution, therefore for thoroughly addressing the above problem, the present invention designs a new interface signals in addition, sees also Figure 15, and this interface signals structure 508 (promptly with respect to Fig. 6 circuit board 202) is by a power supply supply (V
BUS) operating voltage is provided; One signal group, it comprises a D+, a D-signal; The standard USD interface signals group that one ground connection signal (Power GND) is formed.And the present invention to be different from known technology be to be to establish in addition a device work signal group, it provides a work signal, in order to the duty of indicating device; Wherein this D+, D-signal are the document signal of conformance with standard USB interface specification, and device work signal group is then provided by device end, and it is connected with the controling appliance necessary circuit design of device end.
Wherein, power supply supply (V
BUS) operating voltage can support 5 volts, 3.3 volts, 2.5 volts and 1.8 volts, so that the operating voltage of all size to be provided.Device work signal group comprises that then a work signal W/R and gives electric signal P, when device is designed to the reservoir storage device, as: the USB storage card, whether the signal W/R that then works represents to still have data to transmit (read/write) on interface, if device is for exporting/go into device, as: whether USB networking card, the signal W/R that then works represent to still have data to transmit (uploading/download) on interface.
See also Figure 16, be depicted as the circuit diagram of an employing interface signals structure, as shown in the figure, W/R work signal is provided by interface controllor 509, when data is transmitted on the USB interface, and the cresset that is provided by W/R signal flip flop equipment outside, as: LED, therefore the user can show by installing outside cresset 114C, confirms the actual working state of interface controllor, to prevent the situation generation from the unexpected plucking device of system.
But when device was used in standard USB interface slot, because of standard USB interface is not supported the W/R signal, so device itself must possess the data display lamp number, and this moment, the W/R signal just can provide the flip flop equipment cresset 114A that inside is provided.In sum, in like manner can push away, the start principle of giving electric signal P too, please consult Figure 16 again, when the USB interfare device inserted, interface controllor 509 can provide one to electric signal P, the cresset 114D that is provided with the flip flop equipment outside, whether it is in power consumption work or the power consumption standby in order to indicating device, in like manner utilizes this flip flop equipment power light 114B that inside is provided also can be provided for electric signal P.
Intermediary's preferred embodiment of the above-mentioned introduction of the present invention a kind of, the change of all parts or modification and come from technological thought of the present invention and be have the knack of this technology the people was easy to know by inference, all do not take off patent right category of the present invention.
Claims (4)
1, a kind of low thickness coupling arrangement of tool general-purpose serial bus USB interface, it comprises:
A connector body, its highly compatible are in standard universal serial bus USB interface slot inner space height, to embed the inside of standard USB interface slot;
One metal terminal group, be located on the connector body, and formed by the number of metal sheet, each sheet metal one end is by to use as the connection of contact USB interface slot internal electron signal, end then is connected with printed circuit board (PCB) or signal line connection in addition, wherein, the number of metal sheet of this metal terminal group is made up of following signal:
One power supply supply (V
BUS), an operating voltage is provided;
One signal group, it comprises a D+, a D-signal;
One ground connection signal (Power GND); And
One device work signal group, it provides a work signal, in order to the duty of indicating device;
Wherein this D+, D-signal are the document signal of conformance with standard USB interface specification, and device work signal group is then provided by device end, and its controling appliance necessary circuit design with device end is formed by connecting.
2, the low thickness coupling arrangement of tool USB (universal serial bus) interface as claimed in claim 1 is characterized in that, wherein operating voltage (the V of this power supply supply
BUS) can support 5 volts, 3.3 volts, 2.5 volts and 1.8 volts.
3, the low thickness coupling arrangement of tool USB (universal serial bus) interface as claimed in claim 1 is characterized in that, wherein this device work signal group comprises the work signal of a read/write (W/R) or transmission, in order to the duty of indicating device.
4, the low thickness coupling arrangement of tool USB (universal serial bus) interface as claimed in claim 1 is characterized in that, wherein this device work signal group comprises that one gives electric signal, in order to the power consumption state of indicating device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100575433A CN1296798C (en) | 2002-02-05 | 2002-02-05 | Low thickness connector for USB interface and its storing device of memory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100575433A CN1296798C (en) | 2002-02-05 | 2002-02-05 | Low thickness connector for USB interface and its storing device of memory |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN021031746A Division CN1437089B (en) | 2002-02-05 | 2002-02-05 | Connector for USB interface and its memory unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1591292A CN1591292A (en) | 2005-03-09 |
| CN1296798C true CN1296798C (en) | 2007-01-24 |
Family
ID=34603295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100575433A Expired - Fee Related CN1296798C (en) | 2002-02-05 | 2002-02-05 | Low thickness connector for USB interface and its storing device of memory |
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| Country | Link |
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| CN (1) | CN1296798C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103178386A (en) * | 2009-01-21 | 2013-06-26 | 爱国者电子科技有限公司 | Thin eSATA (external serial advanced technology attachment) connector |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1213100A (en) * | 1997-09-29 | 1999-04-07 | 三菱电机系统Lsi设计株式会社 | Using status transport unit and transmission method of using status |
| JP2000184006A (en) * | 1998-12-21 | 2000-06-30 | Sanyo Electric Co Ltd | Data processor |
| WO2001048613A2 (en) * | 1999-12-24 | 2001-07-05 | Koninklijke Philips Electronics N.V. | Emulation of a disconnect of a device |
| US6300874B1 (en) * | 1999-11-12 | 2001-10-09 | Protex International Corp. | Anti-theft computer security system |
| CN2513159Y (en) * | 2001-11-23 | 2002-09-25 | 深圳市朗科科技有限公司 | Micro flashing storage card with serial bus interface |
-
2002
- 2002-02-05 CN CNB2004100575433A patent/CN1296798C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1213100A (en) * | 1997-09-29 | 1999-04-07 | 三菱电机系统Lsi设计株式会社 | Using status transport unit and transmission method of using status |
| JP2000184006A (en) * | 1998-12-21 | 2000-06-30 | Sanyo Electric Co Ltd | Data processor |
| US6300874B1 (en) * | 1999-11-12 | 2001-10-09 | Protex International Corp. | Anti-theft computer security system |
| WO2001048613A2 (en) * | 1999-12-24 | 2001-07-05 | Koninklijke Philips Electronics N.V. | Emulation of a disconnect of a device |
| CN2513159Y (en) * | 2001-11-23 | 2002-09-25 | 深圳市朗科科技有限公司 | Micro flashing storage card with serial bus interface |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1591292A (en) | 2005-03-09 |
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