CN104951419A - Dual-bus expresscard peripheral device - Google Patents
Dual-bus expresscard peripheral device Download PDFInfo
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- CN104951419A CN104951419A CN201510362731.5A CN201510362731A CN104951419A CN 104951419 A CN104951419 A CN 104951419A CN 201510362731 A CN201510362731 A CN 201510362731A CN 104951419 A CN104951419 A CN 104951419A
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- peripherals
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- groove
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
- G06F13/387—Information transfer, e.g. on bus using universal interface adapter for adaptation of different data processing systems to different peripheral devices, e.g. protocol converters for incompatible systems, open system
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F13/10—Program control for peripheral devices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F13/14—Handling requests for interconnection or transfer
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
Abstract
The invention discloses a method which utilizes a first bus and a second bus that are coupled to separate storage clamping grooves associated with a host device, and also a peripheral device that can operate by using a PCIe and a USB bus in the storage clamping grooves associated with the host device. The method includes the steps: (a), configuring the peripheral device to be coupled to the clamping grooves with a first bus and a second bus; (b), configuring the peripheral device to utilize the first bus and transmit signals between the host device and a first semiconductor memory associated with the peripheral device through a PCIe bus interface; and (c), configuring the peripheral device to utilize the second bus and transmit signals between the host device and a second semiconductor memory associated with the peripheral device through a USB interface while transmitting signals between the host device and the first semiconductor memory through the first bus.
Description
The divisional application that the application is the applying date is on June 27th, 2008, application number is 200880022599.1, denomination of invention is the application for a patent for invention of " dual bus expresscard peripheral device ".
Technical field
Embodiments of the invention relate to for using the peripherals of the dual bus interface in rapid card (ExpressCard) groove and using its method.
Background technology
Needs for high-capacity storage device are ordered about to the strong growth of the demand of portable consumer electronics product.The such as non-volatile memory semiconductor device of flash memory type storage card is becoming and is being widely used for meeting the ever-increasing demand storing for numerical information and exchange.Their portability, versatility and firm design, made such memory device be ideally used in various electronic installation together with their high reliability and large storage capacity, it such as comprises digital camera, digital music player, video game machine, PDA and cellular phone.
The flush memory device of a popular type is the SanDisk company manufacture of this city of Mil's Pitta, California (Milpitas)
storage card.While being used to various different application, CompactFlash storage card has been used as the de facto standards in specialty and consumption imaging marketplace.Although there are to this several reasons comprising the low cost of large storage capacity and every megabyte, the format factor of CompactFlash storage card has also been proved to be important contribution key element.In current high-resolution digital camera, this card of 43 millimeters × 36 mm sizes even as big as simple manipulation, and is small enough to convenient transport and use.Professional person and consumer feel comfortably cool for the storage card of this size and are more and more accustomed to.
Before several years, the alliance of member corporation of PCMCIA (personal computer memory card international association) (PCMCIA) develop the rapid card of the new standard as PC card technique (
) peripherals.Fig. 1 shows a pair rapid card storage card 20 and 22 according to two standard rapid card format factor.Rapid card module 20 has the length of 75 millimeters and the breadth extreme of 54 millimeters.Rapid card module 22 has the length of 75 millimeters and the width of 34 millimeters.Two kinds of forms are all 5 millimeters thick.
Configuration module 20 is carried out with the standard be incorporated in quick draw-in groove 24.Configuration module 22 is so that it is incorporated in groove 24 or narrower groove 26.Particularly, groove 24 comprises guide rod 28, is used for leading to module 22, makes it enter tram, to guarantee suitably to include module 22 in when being inserted in wider groove 24.
Rapid card form is the data rate improved relative to an advantage of PC card form comparatively early, and this is owing to employing the more high performance serial data interface being different from parallel bus.Rapid card technology uses simpler connector, and by the direct connection of the PCI-Express (PCIe) that uses host platform 30 and USB port, eliminate PC card apply in CardBus controller.It reduce the cost that the groove in host platform realizes.But, in order to follow rapid card standard, there are such needs: host platform 30 must support PCIe and USB interface.This comprises: as what define in the PCI Express fundamental norms 1.0a of the PCI-SIG its specification be all herein incorporated by reference, in each direction, the single PCIe drawing lines (lane) (x1) run under baseline 2.5Gbps data rate.Host interface must also be supported: as the low speed, full speed and the high speed USB data speed that define in USB 2.0 specification of the USB Implementers Forum its specification be all herein incorporated by reference.
Due to space and cost constraint, host computing platforms 30 typically only comprises single quick draw-in groove.In the platform only with single quick draw-in groove, when by rapid card module 20/22 insertion groove time, this groove no longer can be used to subsequently perform other function any.Although in fact interface has two independent bus lines, i.e. high performance PCIe bus and more generally USB interface, but still can be so.At present, there is not the known peripherals of two buses regulated in same quick draw-in groove.
Summary of the invention
In brief, embodiments of the invention relate to the peripherals of the memory module with two associations, and it is configured to load in quick draw-in groove.Memory module is by the PCIe bus interface of quick draw-in groove and main-machine communication, and another memory module is by the USB interface of quick draw-in groove and main-machine communication.
First embodiment of this peripherals comprises: internal storage; And card reader, for receiving storage card and this peripherals being connected to the interface of quick draw-in groove.In an embodiment, memory module by PCIe interface and host devices communication, storage card by USB interface, via card reader and host devices communication.Because these communications use separate and distinct path by peripheral interface, so can occur concomitantly to be communicated by these of PCIe and USB interface.
In another embodiment of the invention, replace that there is integrated module, this peripherals is formed by the first memory module and the second memory module, first memory module and the second memory module all can be inserted into quick draw-in groove or remove from quick draw-in groove, and also can be fixed to one another or dismantle.Each memory module uses separate and distinct path by peripheral interface, makes to occur concomitantly communicating by PCIe and USB interface.
According in one embodiment of the invention, provide the method for a kind of use the first bus and the second bus, first bus and the second bus are couple to the single memory card slot be associated with main process equipment, and described method comprises step: (a) peripherals is configured to be coupled in there is the first bus and the second bus draw-in groove in; B this peripherals is configured to utilize the first bus by (), by PCIe bus interface signal transmission between this main process equipment and the first semiconductor memory be associated with this peripherals; And this peripherals is configured to utilize the second bus by (c), and by while the first bus transfer signal between this main process equipment and this first semiconductor memory, by USB interface signal transmission between this main process equipment and the second semiconductor memory be associated with this peripherals.
According to another embodiment of the present invention, provide a kind of PCIe in the memory card slot that is associated with main process equipment and usb bus of can utilizing and carry out the peripherals operated, comprise: the first semiconductor memory be associated with this peripherals, described first semiconductor memory can via PCIe bus and this host devices communication, and the second semiconductor memory to be associated with this peripherals, described second semiconductor memory can, and by while PCIe bus transfer signal between this main process equipment and this first semiconductor memory, via usb bus and this host devices communication, when the first semiconductor memory is simultaneously via PCIe bus and this host devices communication, second semiconductor memory is via usb bus and this host devices communication, and, when the first semiconductor memory is not with this host devices communication, second semiconductor memory is via PCIe bus and this host devices communication.
Other embodiments of the invention can comprise a pair adapter of the operation that combines with one another, and are used for allowing in quick draw-in groove, use multiple different used storage card.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of traditional rapid card memory card system.
Fig. 2 is the top view of peripherals according to an embodiment of the invention.
Fig. 3 is the front view of peripherals according to an embodiment of the invention.
Fig. 4 is the rear view of peripherals according to an embodiment of the invention.
Fig. 5 is peripherals and be positioned at the top view of storage card of the position that will be received within wherein according to an embodiment of the invention.
Fig. 6 is the top view of the peripherals being wherein fixed with storage card according to an embodiment of the invention.
Fig. 7 is the high level block diagram of peripherals according to an embodiment of the invention.
Fig. 8 is the detailed diagram of peripherals according to an embodiment of the invention.
Fig. 9 is the skeleton view of the embodiment of memory module assembly according to an embodiment of the invention.
Figure 10 is the side view of the memory module assembly shown in Fig. 9.
Figure 11 is adjacent with main process equipment and receives the skeleton view of the memory module assembly according to Fig. 9 of the second memory module.
Figure 12 is the high level block diagram of the memory module of the combination shown in Figure 11.
Figure 13 is the detailed diagram of the memory module of the combination of Figure 11.
Figure 14 is the side cross-sectional view of main process equipment, and this main process equipment is included in adapter assembly that quick draw-in groove interpolation enters and for receiving the second adapter of storage card.
Figure 15 is the side cross-sectional view of host computing device, and this main process equipment comprises adapter assembly and second adapter of Figure 14, wherein in the second adapter, has settled storage card.
Embodiment
Now, will describe embodiment by referring to Fig. 2 to Figure 15, they relate to for using the peripherals of the dual bus interface in quick draw-in groove and using its method.Should be understood that the present invention can much multi-formly be implemented, and should not be understood to be limited to the embodiment set forth here.On the contrary, provide these embodiments, so that this is open by comprehensive and complete, and the present invention will be passed on completely to those skilled in the art.In fact, the invention is intended to contain the replacement of these embodiments, amendment and equivalent, they are included in scope and spirit of the present invention as defined by the accompanying claims.In addition, in the detailed description below of the present invention, a large amount of specific detail has been set forth, to provide thorough understanding of the present invention.But those skilled in the art, can when putting into practice the present invention without when these specific detail by clear.
Now respectively with reference to the top view of Fig. 2-Fig. 4, front view and rear view, show the peripherals 100 for using in the quick draw-in groove of standard shown in the Fig. 1 in such as prior art.Usually, peripherals 100 comprises internal storage and for receiving the reader of storage card, is used for allowing exchanging via the dual bus interface of quick draw-in groove, concurrent data between internal storage and appended storage card.Hereinafter illustrate in greater detail each in these features.Peripherals 100 can have the size of standard rapid card/34 module; That is, the length of 75 millimeters, the width of 34 millimeters, and the height of 5 millimeters.Should be understood that in an alternative embodiment, peripherals 100 can have size or other size of standard rapid card/54 module.
As in fig. 2 and visible in the view of Fig. 3 of line 3-3, the front portion of peripherals 100 comprises front port 110, and it comprises the endoporus electric connector that the pin in draw-in groove quick with standard mates.As used herein, " front portion " of peripherals refers to that first this equipment be inserted into the part of quick draw-in groove, and when inserting, this part is positioned at the rear portion of this groove.The part that " rear portion " refers to when this equipment is inserted into, this equipment is positioned at the open front of this groove of peripherals.In an embodiment, the beam-on blade type connector be configured to 26 pins of the standard used in quick draw-in groove matches by interface 110.As hereinafter illustrated, in an alternative embodiment, peripherals 100 can be used to the draw-in groove of other type, and it can comprise the interface connector of other type in the front portion of adapter.
Referring now to Fig. 2 to Fig. 6, as what see best in the view of the Fig. 4 obtained along the line 4-4 in Fig. 2, the rear end of peripherals 100 can comprise groove 112.Groove 112 is configured to receive storage card 130, it can be any one in various memory card standards, such as, SD card, Smart Media card, Mini SD card, TransFlash storage card, memory stick (Memory Stick), Pico card, mmc card or RS-MMC card.Also other memory module can be considered.As illustrated hereinafter, the rear portion of peripherals 100 can comprise for the memory card reader transmitting data from storage card 130.
Peripherals 100 also can comprise siding track 116a and 116b at two edges along equipment 100.Siding track 116a, 116b provide at least 4 functions.First, mate in the passage that siding track 116a, 116b provide in memory card slot, with provide to user peripherals 100 inserted in draw-in groove and this equipment 100 removed from groove firm, experience accurately.Siding track 116a, 116b also can prevent equipment 100 from inserting with being upside down in quick draw-in groove.3rd, siding track 116a, 116b engage with the passage friction in quick draw-in groove, with free in the institute except having a mind to remove except peripherals 100, are remained in quick draw-in groove by peripherals 100 safely.
4th function of siding track 116a and 116b is the discarded ejector mechanism provided in all quick draw-in grooves traditionally.Particularly, the known traditional ejector mechanism being provided for ejection storage card in quick draw-in groove.Such ejector mechanism is included in general button ejector and " push-push (push-push) " mechanism in PC card comparatively early; in " push-push " mechanism; the module in quick draw-in groove can be protected in the pressing of the rear end of module; and; once protected, again press in the rear end of module and this module can be ejected from this groove.The function of ejector mechanism perhaps can not with peripherals be compatible according to an embodiment of the invention.Particularly, user may wish the embodiment of peripherals 100 to insert in quick draw-in groove, and while inserting and remove the memory module operated with peripherals 100, peripherals 100 is stayed this place (as described hereinafter).Storage card in tank is ejected in pressing " push-push " or ejector button not only may eject storage card, also adversely ejects peripherals 100.
Thus, embodiments of the invention peripheral device 100 provides " set-it-and-forget-it (arrange it and forget it) " function.That is, peripherals 100 can insert in quick draw-in groove by user, and afterwards, user when carrying out any additional move without the need to user to peripherals 100 or notice, can insert and remove storage card.By being configured to siding track 116a, 116b of forbidding the ejector mechanism that (that is, nullified) provides in quick draw-in groove, provide this function.
In order to forbid quick draw-in groove ejector mechanism, siding track 116a, 116b have been provided such length: its be enough to allow firm insertion and remove and with being frictionally engaged of quick draw-in groove, but also in the front portion of equipment 100 comparatively weakness stop.Particularly, such as, as seen from Figure 2, siding track 116a, 116b extend from the rear portion of peripherals 100, but the comparatively weakness termination in the front end of equipment 100.Traditional ejector mechanism assigns to operate by the junction surface of the front portion of rapid card storage card.By comparatively weakness termination siding track 116a, the 116b of the front portion at equipment 100, this peripherals does not have the part that can engage with the ejector mechanism in traditional quick draw-in groove.
Because some quick draw-in groove may have their ejector mechanism in left side, and some quick draw-in groove may have their ejector mechanism on right side, so, siding track 116a and 116b all stopped before the front portion of peripherals 100, so that no matter ejector mechanism is positioned at left side or the right side of draw-in groove, this ejector mechanism all discarded.But, in an alternative embodiment, for will have the example using peripherals 100 in the draw-in groove of the ejector mechanism of homonymy always, the siding track on this side can in the front portion of this equipment comparatively weakness stop, and the siding track on opposite side can extend to the front portion of this equipment from start to finish.In an embodiment, siding track by stopping at 10 millimeters to 15 millimeters, the front end place leaving peripherals 100, and realizes this function.Should be understood that in an alternative embodiment, siding track 116a and 116b can stop in larger or shorter distance from the front end.
Referring now to Fig. 7, it illustrates the high level block diagram of the peripherals 100 being couple to host computing platforms 134 via express card interface.As visible in the figure 7, inner peripherals 100 comprises integrated memory module 140, and it via the PCIe bus interface of quick draw-in groove, can transmit data to from host computing platforms 134.Inner peripherals 100 also comprises the reader 142 can receiving storage card 120.Reader 142 via the usb bus interface of quick draw-in groove, can transmit data between host computing platforms 134 and card 120.As used herein, term " memory module " can represent: integrated semiconductor memory, as when module 140; Or portable semiconductor memory, as when storage card 120.Storage card 120 can be any one that have in the various known memory card standards of the size that can load in reader 142.
Peripherals 100 is fixed (affix) to host computing platforms 134 via above-mentioned interface 110, and above-mentioned interface 110 can be 26 pin connectors.First group in those pins is exclusively used in PCIe bus interface, and in interface 110 one group independently pin be exclusively used in USB interface.Thus, peripherals 100 allows the dual bus interface via quick draw-in groove, at the swapping data of host computing platforms 134 and memory module 140 and host computing platforms 134 and storage card 120.In an embodiment, memory module 140 is by PCIe interface and host devices communication, and storage card 120 is by USB interface and host devices communication.Because these communications use separate and distinct path by interface 110, so, can occur concomitantly to be communicated by these of PCIe and USB interface.
Integrated memory module 140 can be positioned at adjacent with interface 110, and is electrically connected to the pin of the interface 110 be adjacent, and these pins are exclusively used in PCIe bus interface.On the contrary, reader 142 can be positioned at the rear end of peripherals 100.The pin being exclusively used in usb bus of interface 110 can be electrically coupled to reader 142 via electrical lead, these electrical leads by peripherals 100, to be between interface 110 and reader 142 and through memory module 140.
The more detailed block diagram of peripherals 100 has been shown in Fig. 8.As shown in Figure 8, peripherals 100 comprises and is all integrated in memory module 140 in peripherals 100 and card reader 142.As be well known in the art, memory module 140 can comprise controller, and as ASIC, it has microprocessor, RAM, ROM and the flash interface for communicating with non-volatile flash memory.As shown, this controller also can comprise the PCIe interface for docking with PCIe bus.
As be well known in the art, reader 142 can comprise memory card interface, and it is designed to dock with the storage card 120 of the type being configured with reader 142.Can in reader 142, transmit data between memory card interface and USB interface, reader 142 is couple to the USB private part of interface 110 thereupon through the electrical lead of peripherals 100.Should be understood that and peripherals 100 can be configured to, according to USB 2.0 specification, USB 3.0 specification or other version any that is present or that can be provided in the future, operate via USB interface.
The mode that storage card 120 can be similar to memory module 140 operates.As be well known in the art, card 120 can comprise controller, and as ASIC, it has microprocessor, RAM, ROM and the flash interface for communicating with non-volatile flash memory.As shown, this controller also can comprise the interface for docking with memory card reader 142.
In the above-described embodiments, peripherals 100 comprises integrated memory module 140 and integrated card reader 142, exchanges data for described two buses of providing via rapid card standard and host computing platforms 134.In another embodiment of the invention, be different from and there is integrated module, peripherals 100 can be formed by the first memory module and the second memory module, and described first memory module and the second memory module all can be inserted from quick draw-in groove and remove, and also can be fixed to one another and dismantle.Below, by referring to Fig. 9-Figure 13, such embodiment is described.
In the embodiment of Fig. 9-Figure 13, peripherals 100 comprises memory module assembly 150 and storage card 130.Memory module assembly 150 can be equal to the U.S. Patent Application No. 11/771 being " Adapter for an ExpressCard Slot (adapter for quick draw-in groove) " at title, submitting on June 29th, 2007, adapter assembly 100 disclosed in 767 (previously passed quoting and merge), and only have an exception.That is, the adapter assembly 100 in the application merged comprises adapter 102, and it is the path (pass-through) of the electrical lead connecting forward and backward interface simply.In the embodiment of Fig. 9-Figure 13 of the present invention, the memory module 152 that the adapter 102 of the application merged is similar in operation to above-mentioned memory module 140 substitutes.Memory module 152 can comprise the front port 154 being similar to above-mentioned interface 110 and siding track 156a and 156b being functionally similar to above-mentioned siding track 116a and 116b.Memory module 152 can be 45 millimeters long, 34 mm wides and 5 millimeters high, is snugly contained in thus in the rear end of quick draw-in groove.
Memory module assembly 150 also comprises back end interface 158, and it comprises for mating (mate) with one of multiple storage card formats and being conductively coupled to the public connector (male connector) of one of this multiple storage card formats.In one embodiment, interface 158 can be configured to mate with storage card 130 described later, and this interface 158 has 45 millimeters long, 34 mm wides and 4 millimeters thick.For such application, interface 158 can adopt AN connector, and as the connector used in the quick draw-in groove of the storage card for 5 millimeters thick, but it has been modified to thinner, to operate with the card of 4 millimeters thick.All other sides of the contact force that interface 158 is set up in the number of such as pin contacts and type and pin contacts and so on, all can be similar to 5 millimeters of connectors of standard.In an alternative embodiment, according to memory module assembly 150 of the present invention can with except storage card 130, operate together with the storage card of such as CompactFlash storage card, Secure Digital (secure digital) storage card or other standard card multiple and so on.In such embodiments, interface 158 can be for the AN connector with these card dockings.
Memory module assembly 150 also comprises the tongue (tongue) 164 be fixed in memory module 152.Tongue 164 can be formed by the sturdy material of such as metal, plastics or other polymkeric substance and so on, and can be the material identical or different with the material of shell 114.In an embodiment, tongue 164 can have the length of 45 millimeters, to extend to the open front of quick draw-in groove from memory module 152.Thus, memory module 152 extends whole 75 mm lengths of quick draw-in groove together with tongue 164.The width of tongue 164 can be the width of quick draw-in groove, as 34 millimeters.Should be understood that the width of tongue 164 does not need to cross over the width of whole quick draw-in groove and extends, and 34 millimeters can be less than in other embodiments.
The thickness of tongue 164 such as can be 1 millimeter.As described below, at the top of tongue 164, storage card 130 is received within quick draw-in groove.Thus, the combination thickness of tongue 164 and storage card 130 must be less than or equal to the height of quick draw-in groove, as 5 millimeters.In the embodiment providing the storage card 130 with the thickness being less than 4 millimeters, the thickness of tongue 164 can be greater than 1 millimeter.Alternatively, should be understood that in an alternative embodiment, tongue 164 comparable 1 millimeter thinner, wherein regulation tongue 164 has enough hardness, be delivered on handle (grip) 166 apply insertion force, as described below.
Handle 166 is fixed to tongue 164, and, when memory module assembly 150 is fully inserted in this groove, stretch out from the open front of memory card slot.In an embodiment, provide handle 166 for removing and insert memory module assembly 150.Memory module assembly 150 can be set-it-and-forget-it equipment, and it can not displacement when inserting or remove storage card.But when user expects, memory module assembly 150, by catching dactylostyle 166 and manual memory module assembly 150 being extracted this groove, removes from quick draw-in groove by user.In addition, as mentioned above, user can hold handle 166, memory module assembly 150 to be inserted into the position engaged completely in quick draw-in groove.
Particularly, storage card 130 can be adapted to be and be contained in quick draw-in groove, is attached at the rear end of memory module 152.Figure 11 is the skeleton view that the memory module assembly 150 contiguous with the groove 160 of main process equipment 134 is shown.Figure 11 also show the storage card 130 contiguous with memory module assembly 150.When assembled together, memory module assembly 150 and storage card 130 define peripherals 100.Memory module assembly 150 himself can be inserted in groove 160, and afterwards, card 130 is inserted in groove 160.Alternatively, first storage card 130 can be attached to memory module assembly 150, subsequently, memory module assembly 150 and storage card 130 by together be inserted in quick draw-in groove 160.
Now, the operation of memory module assembly 150 and storage card 130 high level block diagram by referring to Figure 12 is described.When both memory module assembly 150 and storage card 130 being inserted in quick draw-in groove 160, as above about illustrated by integrated memory module 140, memory module 152 can exchange data via PCIe bus interface with host platform 134.
Storage card 130 is communicated with host platform 134 by memory module assembly 150.Particularly, storage card 130 is connected to the interface 158 of assembly 150.Interface 158 has the pin being exclusively used in USB interface, and is couple to the USB port of host platform 134 via the electrical lead extended between the interface 154 and interface 158 of assembly 150 front portion.This electrical lead extends through the shell 162 (Fig. 9) around memory module 152.Thus, when operating with memory module assembly 150, storage card 130 uses the USB interface of quick draw-in groove by memory module assembly 150.
In the above-described first embodiment, peripherals 100 has been described to comprise integrated memory module 140 and for receiving the integrated card reader 142 of storage card.In above-mentioned second embodiment, peripherals 100 can comprise the first memory module and the second memory module, and they can be assembled each other, and can be removably inserted in quick draw-in groove.In other embodiment (not shown) of the present invention, peripherals 100 can comprise the first integrated memory modular be permanently affixed in peripherals 100 and the second integrated memory modular be permanently affixed in peripherals.In such embodiments, the first integrated memory modular and the second integrated memory modular communicate with host platform 134 concomitantly by corresponding PCIe as above and USB interface.
The invention discloses such embodiment: storage card 130 operates together with memory module 152, to utilize two buses of rapid card groove.In such example, storage card 130 uses USB interface.But, also consider storage card 130 can when without memory module 152, in quick draw-in groove 160 operate.Particularly, storage card 130 can operate (Figure 14-Figure 15) with adapter assembly 200, adapter assembly 200 can with at the title previously merged for adapter assembly 100 disclosed in the patented claim of " Adapter for an ExpressCard Slot " is identical.
When storage card 130 operates in quick draw-in groove 160 with adapter assembly 200, the exchanges data between host computing platforms 134 and storage card 130 can be there is in PCIe bus interface.In an embodiment, storage card 130 can comprise the interface 158 that can identify when it is fixed to memory module 152 or when it is fixed to the controller of adapter assembly 200.When controller sense storage card 130 be fixed to memory module 152 time, controller can make to carry out exchanges data via USB interface.On the contrary, when the controller of storage card 130 sense card 130 be fixed to adapter assembly 200 time, controller can make to carry out exchanges data via PCIe bus interface.
Now, the more detailed details of memory module 152 and storage card 130 is described by referring to the block diagram of Figure 13.Memory module 152 can be included in parts as known in the art, as above with reference to described by the memory module 140 in Fig. 8.Memory module 152 mainly can comprise controller, and as ASIC, it has microprocessor, RAM, ROM and the flash interface for communicating with nonvolatile memory.As shown, controller also can comprise PCIe interface, for docking with PCIe bus.
Storage card 130 can have the parts being similar to the storage card 120 described above with reference to Fig. 8.But in an embodiment of the present invention, a difference is: depend on that storage card 130 operates together with memory module 152 or adapter assembly 200, storage card 130 can communicate with host platform 134 via PCIe bus or usb bus.Thus, storage card 130 can comprise the USB interface for communicating with the USB port of main process equipment 134 and the PCIe interface for the PCIe port communication with main frame 134.As noted above, as the part of storage card 130 and the controller comprised can determine to communicate in USB interface or PCIe interface.
Referring now to Figure 14 and Figure 15, embodiments of the invention can comprise be bonded to each other operation a pair adapter, be used for allow quick draw-in groove 160 in use multiple various criterion storage card.Particularly, in the embodiment described by referring to Fig. 9-Figure 13, as described in above-cited adapter patented claim, via memory module assembly 150 or via adapter assembly, storage card 130 can be used in quick draw-in groove 160 above.In the embodiment of Figure 14 and Figure 15, storage card 130 can be replaced by adapter 180 described below.
Figure 14 shows the first adapter, i.e. adapter assembly 200.Adapter assembly 200 is identical with adapter assembly 100 disclosed in above-cited adapter patented claim.Replace adapter assembly 200, above-mentioned memory module assembly 150 can be used.These figure are represented it by drawing reference numeral " 150/200 ", thus the assembly shown by instruction can be memory module assembly 150 or adapter assembly 200.Figure 14 also show the second adapter, i.e. adapter 180.Adapter 180 can have the format factor identical with storage card 130 and surface.That is, adapter 180 can have be about 45 millimeters length, be about the width of 34 millimeters and be about the height of 4 millimeters.
Adapter 180 can comprise the front port 182 that can mate with the rear port on memory module assembly 150/ adapter assembly 200 (hereinafter referred to " assembly 150/200 ").Adapter 180 also can comprise groove 184, for receiving storage card, as said memory card 120.Also can provide lips (lip) 184 on adapter 180.The function class of lips 184 is similar to the lips 132 in above-cited adapter patented claim, with prevent adapter 180 when without adapter 200 in quick draw-in groove 160 lose.
Referring now to Figure 15, storage card 120 can be inserted into adapter 180.Although not shown, the interface of the front portion of groove 184 can be conductively coupled to the interface 182 of adapter 180, signal to be delivered to the rear port of assembly 150/200 from storage card 120.Assembly 150/200 can thereupon by these Signal transmissions to host computing platforms 134.In fig .15, storage card 120 is shown as: before in the assembly 150/200 that adapter 180 is inserted in quick draw-in groove 160, be inserted in adapter 180.In optional using forestland, adapter 180 can be inserted in quick draw-in groove, and mate with assembly 150/200.Afterwards, while adapter 180 is installed in quick draw-in groove, storage card 120 can be inserted into groove 184.Storage card 120 can be formed according to any one in the multiple standards card configuration of such as SD card, SmartMedia card, Mini SD card, Ttansflash storage card or memory stick, Pico card, mmc card and RS-MMC card and so on.Also miscellaneous equipment can be considered.
In other selectable operation modes, adapter 180 can be couple to assembly 150/200, and meanwhile, assembly 150/200 is outside quick draw-in groove 160.Subsequently, can be inserted in quick draw-in groove 160 by combining parts.Storage card 120 in this embodiment before or after adapter 180 is fixed to assembly 150/200, can be fixed in adapter 180.
In the embodiment of used assembly for memory module assembly 150, the memory module 152 of assembly 150 is by the communication of PCIe bus interface, and storage card 120 is by USB interface communication.In the embodiment of used assembly for adapter assembly 200 (or, use and allow storage card 120 in quick draw-in groove by certain other adapter used), storage card 120 communicates with host platform 134 by PCIe bus interface.Storage card 120 can have controller, for determining when memory module assembly is using PCIe bus interface and corresponding direct communication in USB interface.When controller is determined to there is not other memory module and do not used PCIe bus, controller can make to communicate in PCIe bus interface.
In addition, in the above-described embodiments, any one in various used storage card can be used in quick draw-in groove.In optional embodiment of the present invention, should also be understood that except quick draw-in groove, size is applicable in the draw-in groove of accommodating adaptor 180, can use adapter 180 when any one in non-assembly 150 or 200.
In order to the purpose of illustration and description present of the present invention before detailed description, it is not intended to be exhaustive, is also not intended to limit the invention to disclosed precise forms.According to instruction above, many modifications and variations are possible.Described embodiment is selected to principle of the present invention and practical application thereof are described best, making the various amendments of those skilled in the art in various embodiments and by being applicable to the specific use considered thus, utilizing the present invention best.Expect that scope of the present invention is defined by the following claims.
Claims (17)
1. use a method for the first bus and the second bus, the first bus and the second bus are couple to the single memory card slot be associated with main process equipment, and described method comprises step:
(a) peripherals is configured to be coupled in there is the first bus and the second bus draw-in groove in;
B this peripherals is configured to utilize the first bus by (), by PCIe bus interface signal transmission between this main process equipment and the first semiconductor memory be associated with this peripherals; And
C this peripherals is configured to utilize the second bus by (), and by while the first bus transfer signal between this main process equipment and this first semiconductor memory, by USB interface signal transmission between this main process equipment and the second semiconductor memory be associated with this peripherals.
2. the method for claim 1, wherein, this peripherals is configured to utilize the described step (b) of the first bus signal transmission between this main process equipment and the first semiconductor memory be associated with this peripherals to comprise step: configure this peripherals, the first semiconductor memory is integrated in this peripherals.
3. method as claimed in claim 2, wherein, this peripherals is configured to utilize the described step (b) of the first bus signal transmission between this main process equipment and the first semiconductor memory be associated with this peripherals to comprise step: the first semiconductor devices is conductively coupled to the electrical lead being exclusively used in the first bus.
4. method as claimed in claim 2, wherein, the described step (c) of the second bus signal transmission between this main process equipment and the second semiconductor memory be associated with this equipment is configured to by this peripherals to utilize to comprise step: to be configured to by this peripherals operate together be fixed to the second semiconductor memory of this peripherals by memory card reader.
5. method as claimed in claim 4, wherein, this peripherals is configured to utilize the described step (c) of the second bus signal transmission between this main process equipment and the second semiconductor memory be associated with this peripherals to comprise step: the second semiconductor devices is conductively coupled to the electrical lead being exclusively used in the second bus.
6. the method for claim 1, wherein, this peripherals is configured to utilize the described step (b) of the first bus signal transmission between this main process equipment and the first semiconductor memory be associated with this peripherals to comprise step: comprise the first portable semiconductor memory be removably inserted in memory card slot.
7. method as claimed in claim 6, wherein, this peripherals is configured to utilize the described step (c) of the second bus signal transmission between this main process equipment and the second semiconductor memory be associated with this equipment to comprise step: comprise the second portable semiconductor memory be removably inserted in memory card slot.
8. method as claimed in claim 7, wherein, be configured to utilize by this peripherals the step of the second portable semiconductor memory be removably inserted in memory card slot to comprise step: the connector being configured to the connector of the second portable semiconductor memory to be fixed to the first portable semiconductor memory.
9. the PCIe in the memory card slot be associated with main process equipment and usb bus can be utilized to carry out the peripherals operated, comprising:
The first semiconductor memory be associated with this peripherals, described first semiconductor memory can via PCIe bus and this host devices communication; And
The second semiconductor memory be associated with this peripherals, described second semiconductor memory can, and by while PCIe bus transfer signal between this main process equipment and this first semiconductor memory, via usb bus and this host devices communication, when the first semiconductor memory is simultaneously via PCIe bus and this host devices communication, second semiconductor memory is via usb bus and this host devices communication, and, when the first semiconductor memory is not with this host devices communication, second semiconductor memory is via PCIe bus and this host devices communication.
10. peripherals as claimed in claim 9, also comprise interface connector, for mating with the connector in memory card slot, this interface connector comprises the first group of electric contact being exclusively used in the first bus and the second group of electric contact being exclusively used in the second bus.
11. peripherals as claimed in claim 10, wherein the first semiconductor memory is conductively coupled to first group of electric contact.
12. peripherals as claimed in claim 11, wherein the second semiconductor memory is conductively coupled to second group of electric contact.
13. peripherals as claimed in claim 9, wherein the first semiconductor memory is integrated in this peripherals.
14. peripherals as claimed in claim 13, wherein the second semiconductor memory is fixed to card reader, and this card reader is integrated in this peripherals.
15. peripherals as claimed in claim 13, wherein the second semiconductor memory is integrated in this peripherals.
16. peripherals as claimed in claim 9, wherein the first semiconductor memory is removably inserted in memory card slot.
17. peripherals as claimed in claim 16, wherein the second semiconductor memory is removably inserted in memory card slot.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/771,744 US7779184B2 (en) | 2007-06-29 | 2007-06-29 | Method of using the dual bus interface in an expresscard slot |
| US11/771,744 | 2007-06-29 | ||
| US11/771,752 US8051229B2 (en) | 2007-06-29 | 2007-06-29 | Dual bus ExpressCard peripheral device |
| US11/771,752 | 2007-06-29 | ||
| CN200880022599A CN101765833A (en) | 2007-06-29 | 2008-06-27 | Dual bus expresscard peripheral device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880022599A Division CN101765833A (en) | 2007-06-29 | 2008-06-27 | Dual bus expresscard peripheral device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104951419A true CN104951419A (en) | 2015-09-30 |
| CN104951419B CN104951419B (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510362731.5A Active CN104951419B (en) | 2007-06-29 | 2008-06-27 | Dual bus express card peripheral |
| CN200880022599A Pending CN101765833A (en) | 2007-06-29 | 2008-06-27 | Dual bus expresscard peripheral device |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880022599A Pending CN101765833A (en) | 2007-06-29 | 2008-06-27 | Dual bus expresscard peripheral device |
Country Status (4)
| Country | Link |
|---|---|
| KR (1) | KR20100042628A (en) |
| CN (2) | CN104951419B (en) |
| TW (1) | TWI475493B (en) |
| WO (1) | WO2009006280A2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109845194A (en) * | 2016-09-30 | 2019-06-04 | 惠普发展公司，有限责任合伙企业 | The peripheral communications of safety |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101968856A (en) * | 2010-10-13 | 2011-02-09 | 上海源翰数码科技有限公司 | Mobile storage express card and computer |
| CN108664423B (en) * | 2017-03-27 | 2021-08-20 | 瑞昱半导体股份有限公司 | Electronic device and memory card access method |
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| US20050114587A1 (en) * | 2003-11-22 | 2005-05-26 | Super Talent Electronics Inc. | ExpressCard with On-Card Flash Memory with Shared Flash-Control Bus but Separate Ready Lines |
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| CN2872471Y (en) * | 2005-05-26 | 2007-02-21 | 翼庆企业股份有限公司 | PC card with USB connecting port and interface |
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| JP2609431B2 (en) * | 1994-09-22 | 1997-05-14 | 山一電機株式会社 | Memory card |
| JP4650651B2 (en) * | 2000-08-31 | 2011-03-16 | ソニー株式会社 | Information processing apparatus and method, memory card, and program storage medium |
| TW582618U (en) * | 2002-02-06 | 2004-04-01 | Carry Computer Eng Co Ltd | Silicon disc card with USB plug |
| US7363413B2 (en) * | 2003-03-31 | 2008-04-22 | Ricoh Company, Ltd. | Method and apparatus for controlling connections of PC cards and a passive-card-adapting card used for connecting one of the PC cards to the apparatus |
| US6993618B2 (en) * | 2004-01-15 | 2006-01-31 | Super Talent Electronics, Inc. | Dual-mode flash storage exchanger that transfers flash-card data to a removable USB flash key-drive with or without a PC host |
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2008
- 2008-06-27 KR KR1020107001616A patent/KR20100042628A/en not_active Application Discontinuation
- 2008-06-27 CN CN201510362731.5A patent/CN104951419B/en active Active
- 2008-06-27 CN CN200880022599A patent/CN101765833A/en active Pending
- 2008-06-27 WO PCT/US2008/068531 patent/WO2009006280A2/en active Application Filing
- 2008-06-27 TW TW097124425A patent/TWI475493B/en active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050114587A1 (en) * | 2003-11-22 | 2005-05-26 | Super Talent Electronics Inc. | ExpressCard with On-Card Flash Memory with Shared Flash-Control Bus but Separate Ready Lines |
| CN2872471Y (en) * | 2005-05-26 | 2007-02-21 | 翼庆企业股份有限公司 | PC card with USB connecting port and interface |
| CN1869959A (en) * | 2006-06-28 | 2006-11-29 | 广州市立本电器有限公司 | System for multi-user sharing internal and external storage of computer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109845194A (en) * | 2016-09-30 | 2019-06-04 | 惠普发展公司，有限责任合伙企业 | The peripheral communications of safety |
| US11321267B2 (en) | 2016-09-30 | 2022-05-03 | Hewlett-Packard Development Company, L.P. | Safe peripheral device communications |
| CN109845194B (en) * | 2016-09-30 | 2022-06-14 | 惠普发展公司，有限责任合伙企业 | Host computing device, peripheral accessory and method for secure peripheral device communication |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104951419B (en) | 2020-06-16 |
| CN101765833A (en) | 2010-06-30 |
| WO2009006280A2 (en) | 2009-01-08 |
| WO2009006280A3 (en) | 2009-02-19 |
| KR20100042628A (en) | 2010-04-26 |
| TWI475493B (en) | 2015-03-01 |
| TW200907822A (en) | 2009-02-16 |
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