TWI246013B - Serial computer peripheral storage device - Google Patents

Abstract

A serial computer peripheral storage device can go through a specific communication interface, such as the USB communication interface, to connect to a computer platform so as to provide external data storage function to the computer platform. It is featured by allowing user to serially connect two or more than two such serial computer peripheral storage devices so as to provide more additionally data storage capacity. Compared with the conventional USB flash drive, such serial computer peripheral storage device is more evolving and practical in use because it allows user to expand the external data storage capacity of its computer platform with convenient and cost effective means.

Description

1246013 V. Description of the invention (1) ~-[Technical field to which the invention belongs] The present invention relates to a plug-in information technology, and in particular, to a serial computer peripheral storage device, such as 4 helmet move storage device, which can be passed through a specific communication interface, such as the standard universal string 1 Q.} Γ γτοη λ ^ ~ bus (Uη 1 νer sa 1 Ser 1 a 1

(Bus, USB) communication interface, to connect ^ ^ ^ ^ ^ ^ wood to a computer platform to receive the power field-收 y heart shell storage function; and its feature is that allows users to put one or two or more ^ & This kind of serial computer peripheral storage devices are connected in series to cover the 彳 丘 & "Γ. _ 4+ χ ^ More data storage capacity outside the jaw. [First Gang Technology] The USB flash drive is a small portable computer peripheral storage device, which is generally compatible with the standard universal serial bus (niVe3 ^ Sal Ser * lal Bus, USB) communication interface. Connected to: Computer platforms equipped with USB ports, including desktop personal computers, personal computers, personal digital assistants (PDAs), etc., to provide users with a Plug-and-play (PnP) external data storage function. Since Ik disks do not require external power supply, do not need to install drivers on the computer platform, and are extremely thin, short, and easy to carry, they have become a very popular computer peripheral storage device in the current consumer market. However, one of the shortcomings of the current flash drives in the consumer market is that they can only provide a relatively small and fixed data storage capacity, such as 32MB (megabyte), 64MB, 128MB, 256 MB, etc .; Those who originally bought a 32-degree USB flash drive, but then want to use 128 megabytes of storage capacity, then the user obviously needs to purchase another 280

1246013 V. Description of the invention (2) USB flash drive. However, this approach may cause users to leave the original 3 2MB flash drive unused, or they must alternately use the two repeatedly, so it is obviously not very cost-effective and effective. [Summary of the Invention] In view of the shortcomings of the conventional technology described above, the main purpose of the present invention is to provide a serial computer peripheral storage device, which allows users to use a convenient and cost-effective way to use Increase the external data storage capacity of its computer platform. The serial computer peripheral storage device of the present invention can be connected to a computer platform through a specific communication interface, such as a standard USB communication interface, so as to provide an external data storage function to the computer platform; and its characteristics The purpose is to allow users to serially connect two or more such serially-connectable computer peripheral storage devices to provide additional and more data storage capacity. Compared with the conventional USB flash drive, the serial computer peripheral storage device of the present invention allows users to increase the external data storage capacity of their computer platform in a convenient, cost-effective and use-effective manner, so it has better performance. Progressive and practical. [Embodiment] The following is a detailed description of an embodiment of a serial computer peripheral storage device according to the present invention in conjunction with the accompanying drawings. Figures 1A and 1B show the application architecture of the serial computer peripheral storage device 100 of the present invention. The serially-connectable computer peripheral storage device 100 of the present invention allows users to selectively use individual mode or collective mode to pass a communication interface 20 of a specific specification, for example, a standard universal

17327 英 保 达 .ptd Page 6 1246013 V. Description of the invention (3) a '' ~-serial bus (Uni versa 1 Serial Bus, USB) communication interface to connect to a computer platform i 〇, such as a desktop Type personal computer, notebook computer, or personal digital assistant device (Pers〇nal Dlgltal Assista, PDf, etc.), used to provide an external data storage for the computer platform 丨 〇 for specific implementation, λλ… ～ 丄 τ3 The storage area of the application-type computer is 1. It can be made into a USB flash drive, and the outside has an upper-positioned connection module 122; where the upstream connection module is a type connector, and the downstream connection The connector 122 is, for example,

: Head; and wherein the USB formula connector can optionally be connected to USB on the D platform, or another USB connector of the invention U% computer side storage device, USB serial connection

Connected to another tandem type true head of the present invention can be used for Fibonacci formula connector. The USB on the peripheral storage device Figure 1 A shows the selection of the cascadeable electrical connection of the present invention. The individual device is connected to the computer in the individual mode. Up to the storage device table is used. The port \ method allows the computer to store data. For example, suppose this = two. . The storage capacity of the storage device 100 is 64MB, so this way can let the computer platform 10 use the overlapping data storage function of her limbs. " Zi Li is a 64MB external connection type 1B diagram showing two or two brain peripheral storage devices, such as three 1 Ming, Ming Zhi cascadable electrical storage devices 100, 100, 100 100 * * / 虫 # Can be connected to a series of computer peripherals

V. Description of the invention (4) Connected to the computer platform 10 through the USM communication interface 20, so that the computer flat # 10 can use the three cascadable ⑽, _ ', 100 ”provided by the present invention Total data storage capacity. For example, if the storage capacity of a storage device 102 is 64MB, the storage capacity of the second storage device 100 is 128MB, and the storage capacity of the third storage device 100 is 128MB. The serial connection method allows the computer platform 10 to use an external data storage function with a total data storage capacity of 6 4 + 1 2 8 + 1 2 8 = 3 2 0 MB. Figure 2 shows the peripherals of a serial computer according to the present invention. Object-oriented component model (〇b ject_〇riented model) of the internal structure of the storage device 100. As shown in the figure, the serial computer storage device 100 of the present invention includes: (a )-Storage media module 11〇; (㈧ a communication interface module 120, and it has an upstream connection module 121 and a downstream = = ;: 122; (c) a series of device debt measurement module ⑷- Storage space contempt group 140; (e) —Storage space consolidation module 15〇; and access control module 160. Storage medium module丨 0 is an erasable storage medium module, such as a flash memory module, an electrically erasable and programmable read-only 6 module, an limb module (Electrically Erasable Pr0gr_able Read mrory, EEPR0M), etc. To provide a specific capacity of funds «枓 storage space. Κ interface module 120 is compatible with the communication interface 2 in the computer platform 10 0 = If the communication interface 20 in the computer platform 10 is USB type, the surface core group 120 must also be a communication interface compatible with the USB communication specification

17327 英 保 达 .ptd 1246013 V. Description of the invention (5) The upstream connection is ΒΒ! 〇 ,, the tandem u is connected to the computer platform, and 10 = as a USB formula connector, it can be used to connect to an external computer " Interface 2 °, or another USB communication interface module ^^ of the present invention is a downstream bonding module M2, so that another or another 10 ..._ communication interface 2. Or USB communication interface module, In addition, a door can be connected in series with a computer peripheral storage device to establish a data communication link. The downstream grid connection unit 1 2 2 is, for example, a USB female connector, and the user selects it. Lapping outwards to another invention "can use the USB communication interface module in the weekly storage clothes, so that the = type computer fork group 120 and another-a cascadable electrical and communication interface of the invention Establish a data communication link between the USB communication interface module; ^ Serial test module 1 30 can be used to detect whether the downstream connection module 122 is connected through the above uSBit Connected to the serial interface computer peripheral storage device of its til surface module. # None, then send out: the invention enables the message, and vice versa Alas, it is issued—to the collective mode, the body mode storage space viewing module 1 40 can respond to the above-mentioned serial connection dream fan ". The collective mode enablement message issued by the group 130 is used to view the set, the test model 122 All other cascadable computer peripherals of the present invention have a storage capacity of 100, 100, and the meaning of these storage contents: a sub-assembly storage space combination module 50. Beixun sends it to the storage space consolidation module 15 0. According to the storage capacity information provided by the storage unit group 140 above, this downstream connection can be connected to all other serially connectable types of the present invention. The storage area around the computer is 1 2 2 and the grid is 1 0 0 π 6 ^ 1 ^ bq is set to 1 0 0 'The storage space of the scoop storage room and itself is merged into a single ~ mouth space

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1246013 --------- V. Description of the invention (6), and create a new address correspondence table access control module for the merged storage (iaPPlng table) "6 〇 可The storage # provided by the module 110 is used to store data according to the storage medium module;: Maoao platform 1. The storage medium is combined with the storage space according to the above-mentioned storage space. = In the collective mode, the address correspondence table can be used to control the data storage operation of the storage space and bits established by the computer platform u. Λ = The flow chart in Figure 3 performed by the sub-media module 110 shows the current storage. The operation flow of the device 100. When using: a serial computer peripheral storage peripheral storage device in an individual way (that is, using f :::: tandem connection: a peripheral computer peripheral storage device 100), it should be clear The serially connectable computer of the present invention S :: 5 (that is, using two or two storable i + f σ meaning storage devices of the present invention, for example, two connected to the electric device ^ Μ # £, 〇〇 ^ ^ Yanyue refers to Figure 3 and Figure 2 at the same time. The first sequence is made by the first person. The device is a basic test procedure. Series information interface module 120 to detect > γ y p 4 measured Chen bifurcation group 130 shown in FIG pass via USB), it sends a sub reservoir body garment pattern set. If not (as in the individual mode operation procedure in step S20 of step 1A; otherwise, skip the procedure to step and issue a collective mode enablement message, as shown in Figure 1B on the right) 'in the body mode operation sequence. I & sequence jumps to the set of step S30

1246013 V. Description of the invention (7) Penny Γ, in the mode operation program S2G, it is a model that executes step ί f T: which is provided by the access control module 160 according to the two core groups 1 1 〇 ^ &Amp; Ganri π ^ t Ge Cheng; 丨 1 ^ ^ ^ Workshop and address correspondence table to control the data access operation of the computer platform to the storage media module 11 〇. Conversely, in the collective mode operation program S30, it is the first execution of the storage / downloading procedure; among them, it is the storage space inspection module ^ 0 all the other inventions overlapped by the downstream lamination mode and group 122 The storage capacity of the serial computer peripheral storage device 100, 100, and the storage capacity information is transmitted to the storage space integration module 15. : 2 In step S32, a storage space merging procedure is performed; 1 is performed by the storage space merging module 1 50 according to the above-mentioned storage space inspection and storage capacity information, and the downstream lamination module ^ is connected to all other The storage space of the serially-connectable computer peripheral storage device 100, 100 ”and the storage space of the present invention are combined into a single storage space, and a new address pairing table is created for the combined storage space. ^ address-mapping taMe). For example, suppose the first storage device has a storage capacity of 64MB, and the second storage device is 128MB, and the third storage device is 100MB. The combined storage capacity will be 320 MB. The program then jumps to step S33. In step S3 3, a collective mode access procedure is executed; wherein the computer is controlled by the access control module i 6 〇 based on the storage space and address correspondence table created by the storage space merging module i 5 〇 described above. Platform 丨 〇 Various data access operations performed on the storage medium "module 11 〇. This allows the computer to be flat" The platform 10 has a total storage capacity of three serially connected computer peripheral storage devices according to the present invention.

17327 英 保 达 .p1xj Page 11 1246013 V. Description of the invention (8) Set the storage space of the sum of the individual capacities of 1 0 0, 1 0 0 ′, 1 0 0 π. In summary, the present invention provides a novel serial computer peripheral storage device that can be connected to a computer platform through a specific communication interface, such as a standard US Β communication interface, to the computer. The platform provides an external data storage function; and its features are that it allows users to connect two or more such serial computer peripheral storage devices in series to provide additional and more data storage capacity. Compared with the conventional flash drive, the serial computer peripheral storage device of the present invention allows users to increase the external data storage capacity of their computer platform in a convenient, cost-effective and use-effective manner, so it has a better performance. Progressive and practical. The above are merely preferred embodiments of the present invention, and are not intended to limit the scope of the essential technical content of the present invention. The essential technical content of the present invention is broadly defined in the scope of the following patent applications. Any technical entity or method completed by another person that is completely the same as defined in the scope of patent application below, or an equivalent change, will be considered to be covered by this patent.

17327 英 保 达 .ptd Page 12 1246013 Brief description of the drawings [Simplified description of the drawings] Figure 1A is an application diagram showing the application mode of the cascadable computer peripheral storage device of the present invention in the individual mode; FIG. 1B is an application diagram showing the application mode of the cascadable computer peripheral storage device of the present invention in the collective mode; FIG. 2 is a system architecture diagram showing the cascadeable computer peripheral of the present invention The basic structure of the object-oriented component model of the storage device; FIG. 3 is a flowchart showing the operation flow of the serially connected computer peripheral storage device of the present invention. 10 Computer platform 20 Communication interface module (USB) 100 Serial computer peripheral storage device of the present invention 10 0 'Serial computer peripheral storage device of the present invention 10 0 "Serial computer peripheral storage of the present invention Device 110 Storage media module 120 Communication interface module (USB) 121 Upstream bonding module 132 Downstream bonding module 130 Serial device detection module 140 Storage space viewing module 150 Storage space consolidation module 160 Access control Module

17327 British Baoda.ptd Page 13

Claims (1)

1246013 VI. Scope of patent application 1. A serial computer peripheral storage device, which can be used to connect to a computer platform through a specific specification communication interface in individual mode or collective mode to provide an external connection to the computer platform Data storage function; this serial computer peripheral storage device includes at least: a storage medium module that can provide a specific capacity of data storage space; a communication interface module that is compatible with the computer platform Communication interface with specific specifications; an upstream connection module, which is used to externally connect the communication interface on the computer platform, or the communication interface module in another serially connected computer peripheral storage device, so that the Establish a data communication link between the communication interface module and the communication interface on the computer platform or the communication interface module in another serial computer peripheral storage device; a downstream connection module, which can be used to connect outwards Connected to an upstream patch module in another serial computer peripheral storage device, so that the communication interface module and another serial interface A data communication link between the communication interface modules in the peripheral storage device of the portable computer; a serial device detection module, which can detect whether the downstream connection module is connected through the communication interface module Other cascadable computer peripheral storage devices; if not, a volume mode enable message is sent; otherwise, a collective mode enable message is sent; a storage space viewing module that can respond to the serial connection device Detect the collective mode enable message sent by the detection module and view the current downstream connection 17327 英 保 达 .ptd Page 14 1246013 ", the scope of application for a patent application, the storage module is located in the storage module and the overlapped space of the storage module is checked, and the combination and storage mode of the storage medium module, Address and carried out 2. If applying for special placement, which module. 3 · If you apply for special placement, which is connected to the module 4 · If you apply for special placement, of which 5 · If you apply for special placement, in which the group provided by the control provider will save the profit range according to the corresponding table data, the computer profit range, and the upstream rule It is a range of benefits. The range of storage benefits is the storage capacity of each of the other cascadable computers connected to the storage connection. T Storage space consolidation module, which can view the storage capacity information viewed based on the storage space, and connect the downstream connection. The storage space of all other serially-connectable computer peripheral storage devices is combined into a single storage space, and the storage space behind the pins is used to create a new address correspondence table. With the module, it can be used in In the individual mode, the computer platform's data access operations to the bank are controlled according to the storage space; and the total storage created by the collective storage space consolidation module can be further controlled to control the computer platform's storage medium model. $ Fetch operation. The communication interface in the serial computer peripheral storage installation platform described in item 1 is a USB communication interface = the serial computer peripheral storage expansion module described in item 2 is a USB formula connector, And two = USB female connector. 4 Downstream The serial media peripheral error module described in item 1 is a flash memory module. The serial media peripheral error module described in Item 1 is an EEPR0M module. Sub clothing Page 15 1246013 6. Scope of patent application 6. —A serially connected computer peripheral storage device that can be used to connect to a computer platform through a USB communication interface in individual mode or collective mode to provide the computer platform with An external data storage function; This serial computer peripheral storage device includes at least: a storage media module that can provide a specific capacity of data storage space; a USB communication interface module that is compatible with the computer USB communication interface on the platform; an upstream bonding module, which is used to externally connect the USB communication interface on the computer platform or the USB communication interface module in another serial peripheral storage device that can be connected in series, A data communication link is established between the USB communication interface module and the USB communication interface on the computer platform or the USB communication interface module in another serially connected computer peripheral storage device; a downstream bonding module, It can be used to externally connect to an upstream bonding module in another serial computer peripheral storage device, so that the USB communication interface module and another A data communication link is established between the USB communication interface modules in the serial computer peripheral storage device; a serial connection device is a test module, which can detect the downstream bonding mode through the USB communication interface module Whether the group has connected other serial computer peripheral storage devices; if not, it will send a body mode enable message; otherwise, it will send a collective mode enable message; a storage space view module, which Can respond to the collective mode enable message sent by the connected device detection module and view the current downstream connection 17327 英 保 达 .ptd Page 16 1246013 VI. The storage capacity of other serial computer peripheral storage devices connected by the patent application scope connection module; a storage space consolidation module, which can be viewed according to the storage space The storage capacity information viewed by the module combines the storage space of all other cascadable computer peripheral storage devices and its own storage space connected by the downstream bonding module into a single storage space, and The combined storage space is used to create a new address correspondence table; and under the media module storage media mode mode, the intermediate address and the performed are as applied for special placement, and the overlapping module is as applied for special placement, where If you apply for special placement, the provided group enters the profit range according to the corresponding table data, the upstream range is a profit range, the storage profit range, and the storage The storage space of the computer platform is used to control the data storage operation of the computer platform; and the total storage space created by the collective storage space consolidation module can be used to control the computer platform's operation of the storage medium. '' '' Serial Peripheral Computer Storage as described in Item 6 The patch module is a USB formula connector and two USB female connectors. Λ The serial computer peripheral media module described in item 6 is a flash memory module / sub. The serial computer peripheral media module described in item 6 is an EEPR0M module. -Save