TWI263127B - USB interface memory card - Google Patents

Abstract

A USB interface memory card is disclosed. The USB interface unit is planarized to greatly reduce the size of the USB interface unit, so the USB interface memory card becomes lighter and slimmer. Besides, the planarized USB interface unit allows the USB interface memory card to be completely inserted into the slot of an electronic device without the collision problem of traditional USB interface memory card that protrudes from the electronic device.

Description

1263127 V' invention description (1) [Technical field to which the invention pertains] In particular, the present invention relates to a portable data storage device for a USB interface memory card. [Previous technology] = Recording is an important key to the transmission of human culture. From the ancient knots to the two bamboos, "With the rapid development of electronic information technology, the data has entered the digital form of storage, carrying, and playback. In order to better match the humanity record, use the 'stable storage device to comply with this - demand

Born. Printed J's first USB interface storage and storage device is the popular storage device for today's portable storage device. The red disk t disk has two (f) small, one repetition, and write, and the amount is significantly better than the conventional disk two ^: plug and play, please refer to the first As shown in the figure, it is a structural design of a USB interface storage device generally seen in the prior art. The USB interface storage device 10 has a USB plug 12 that can be plugged into a computer to retrieve stored data. Pressing 11 to use the brain to wait for the day, the storage device 10 is plugged into the electronic storage of the notebook, which will cause the flash drive to protrude from the portable battery: this not only causes the portability of the overall design to be emphasized. Type: The invisible view of the device, and highlights the inconvenience of carrying the electricity. Γ The collision occurs when moving, resulting in a very large memory + due to t, the present invention provides a USB interface card for the above problems, To solve the above problems. Surface storage

Page 5 1263127 V. Invention Description (2) . [Invention] ::: Collision: : Considerations _ interface storage device suddenly * outside the electronic device? Another purpose of the present invention is to provide a usb:::effective cost reduction for the thin interface unit, and to stay). Another purpose of the present invention is to provide a USB interface with its two major sizes/wide reductions. Interface storage device product plus USB; portable storage device portability. Another purpose of the SR is to provide a _ interface memory card. The surface memory card has no directional restrictions when placed in the electronic device, thereby providing a more user-friendly convenient storage device. For the purpose of the above, the present invention provides a USB interface memory card having a card type housing having an opening at the bottom; a circuit board located in the card type 2, wherein the circuit board is formed with a planar USB interface. For connecting to an electronic device, and the planar usB interface unit is exposed; a memory unit located on the circuit board; and a microcontroller controlling the reading and writing of the memory unit to enable data The data is written by the electronic device to the unit, or the material is read by the memory unit to the electronic device. There is still another embodiment of the present invention. The USB interface memory card of the embodiment includes a card type housing having a plurality of openings at one side;

Page 6 1263127 Five ''Invention Description (3) ________ Inside the circuit board, there are several flat-panel USB interface units on the circuit board, and flat and ς ς 彳 彳 、 、 、 、 电子 电子 电子 电子 平 平 平 平 平 平 平 平 平 平 平 平 平 平 平 平 平USB interface | — Ding Yi crying, out, — memory unit located on the circuit board; to = 自 system self-opening two: to control the reading and writing of the memory unit, to ~ micro control 4 early, or by the memory unit Reading the data to the electronic 2 sub-device is recorded so that the review panel of the present invention can be placed on the structure of the present invention. f has more in-step understanding and understanding, with a better ^ and the detailed description of the cooperation, to illustrate the following: Zuo... Gui's example diagram and [implementation] - The present invention relates to a USB interface storage Cards, especially Θ Personal computers, digital video recording devices, digital devices that can store media. Referring to the second diagram, the third diagram, and the fourth diagram, the second view, the third interface, and the fourth diagram, the overall appearance view and the side view of the USB interface memory card of the present invention: the USB interface memory card 20 of the present invention includes a card. The housing 22 has a switch 24 for anti-write protection, and the switch 24 can be a -hidden design, that is, the switch and the outer casing 22; the card shell The bottom of the body 22 has an opening 26; and the peripheral edge of the body 22 is provided with a positioning slot 28; - located on the card housing circuit board 30 (as shown in the third figure), the circuit board 3 is formed to form a The planar USB interface unit 32 connected to an electronic device is exposed from the opening 26, and the layout is arranged to effectively save the conventional USB interface unit. Page 7 1263127

Cost of production. Ίί=The appearance of the face 1LSB' face unit 32 is as shown in the figure, showing five concentric π π 甘山 L, J 砚 砚 as the fourth picture "丨0' 'VBUS ^11) 0,, The order of the device is GND, D+, SET, = Γ, and the electronic device can be a product of a portable electronic farm storage device or a notebook computer device, etc. Please refer to the fifth figure as shown in the figure. The ancient snow unit 34, the m J2' circuit board 30 is integrated with a memory; one for two! can be a non-volatile record or a microcontroller 36 that reads and writes the electronic memory unit quickly, Writing data to the electronic device 38 to the memory unit 34, or: data to the electronic device 38 and - for the micro control; 4 ί = : = TG sequence interface engine 4 〇, the _; _ The sequence tN takes 40 can also be integrated into the microcontroller 36. Please refer to the sixth figure, which is a schematic diagram of the present invention. In this case, because the invention adopts the g g board on the circuit board 30, a flat type interface is directly arranged to remove your m.八) The face is earlier than 32, so when using the USB interface memory card 2 of the present invention to store data, it can completely = the slot 42 of the corresponding specification of the electronic device 38, to enter the Wen, without the vice-preparative The electrical storage is highlighted by the 3' of the electronic device! The electronic device of the month will be able to move more freely without causing collisions outside the electronic device or affecting the overall design of the electronic device. Moreover, because of the limitation of the (4) direction of the present invention, the user may not The invention is placed in the electronic device 38 for data access, and

1263127 V. Description of the invention (5) The design of the contact is effective to extend the service life of the present invention. The electronic device 38 can transmit a plurality of conductive shrapnel corresponding to the planar USB interface unit 32 disposed on the I^ board 44. 46 is used to access data in a memory or an electronic device. ~ / Please refer to the seventh figure, which is another implementation of the USB interface memory card of the present invention. The main difference between the implementation and the previously described implementation is that the above-mentioned five concentric circles are presented. The USB interface unit is changed to a flat-shaped USB-type flat-panel-used unit 48 that is surrounded by a card-type housing 22, and the opening 26 of the planar usb interface that originally used to expose five concentric circles is In order to cooperate with the exposure of the golden finger type USB interface unit 48, it is also corrected to be arranged in the card type housing as shown in the figure. ? The opening 50 of the four perimeters. The golden finger type USB interface unit 48 is sequentially 6 xian, D+, D-, ID, VBUS ° ..., as described above, the present invention is an interface memory card, and the usb interface is early used in the circuit board. The direct layout is formed, so that the effective knowledge is that the USB interface unit is too large to be able to locate the inside of the electronic device, and the USB interface unit formation method can effectively save the cost of the process, and greatly reduce the cost. The size, reliability and longevity of the USB dielectric memory card enables portable electronic products to use USB interface storage & 4' to maintain its good mobility. The invention has indeed met the requirements of the invention patent, and the patent application is based on the above. The above description is only a preferred embodiment of the present invention, so the shape, structure, characteristics and spirit described in the second paragraph are the second. It should be included in the scope of the patent application of the present invention.

1263127 Brief description of the diagram [Simple description of the diagram] The first diagram is a schematic diagram of a conventional USB interface storage and storage device. The second drawing is a schematic view of the appearance of the present invention. The third figure is a side view of the invention. The fourth drawing is a bottom view of the present invention. The fifth figure is a functional block diagram of the present invention. The sixth drawing is a schematic diagram of an embodiment of the present invention for placing an electronic device. The seventh drawing is a bottom view of another embodiment of the present invention. • [Main component symbol description] 1 0 storage device 12 USB plug 20 USB interface memory card 22 card housing 24 switch 26 opening 28 positioning card slot 3 0 circuit board 02 USB interface unit 3 4 memory unit 3 6 microcontroller 3 8 electronic device 40 USB/OTG serial interface engine 42 slot

Page 10 1263127 Schematic description 4 4 Circuit board 46 Conductive shrapnel 48 USB interface unit 50 Opening ΙϋΙ · Page 11

Claims (1)

1263127 > Sixth, the scope of application for patent -1 » - a USB interface memory card, comprising: ' ^ chip housing, the bottom of the card housing has a circuit board, which is located in the card shell In the body, the opening 'β right one witch & bucket, π c ό human μ The circuit board is formed with a thousand-face USB interface unit for an electronic strong, γ the planar USB interface unit from the opening Showing that the clothing is connected and the unit is located on the circuit board; and a microcontroller that controls the reading of the memory unit by the electronic device to write to the memory unit, or Memory list::2:: To the electronic device. ^早凡项出贝枓 Among them, which should be among them, where should be among them • • Please refer to the scope of patents; The USB interface cast ϋ S B interface unit described in the item is directly disposed on the circuit board. 3. The USB interface-electronic device described in claim 1 of the patent application can be a portable electronic device. Sub-4 The USB interface storage electronic device as described in claim 1 may be a digital camera. Sub-5. The USB interface storage electronic device as described in claim 1 may be a computer device. 6 · The USB interface memory card phonon device as described in claim 1 can be a notebook computer device. 7 · If the USB interface memory card described in item i of the patent application is applied and the microcontroller contains a USB/〇TG serial interface engine, the data of the ^= controller is converted into an electrical signal. The USB interface memory card as described in claim i, which further includes a USB/OTG serial interface engine, to apply the patent to the microcontroller 1263127^ Switch to electrical signal. 9. The USB interface memory card of claim 1, wherein the chip housing has a switch for protection against write protection. A USB interface memory card as described in claim 1, wherein the memory unit is composed of a non-volatile memory, wherein the one of the applications is the i-th item of the patent application scope. The uSB interface memory card memory unit is composed of flash memory. 12 · The USB interface memory card as described in claim 1 of the patent scope_the appearance of the flat USB interface unit presents five concentric circles 3. The USB interface memory card as described in claim 1 of the patent application has a plurality of positioning card slots on the card type housing. 14 · The USB interface memory card flat USB interface as described in claim 1 The appearance of the unit is finger-shaped. 15 - A USB interface memory card, comprising: a card type housing, the bottom edge of the card type housing has a plurality of circuit boards, which are located in the card type housing The circuit board is formed with a plurality of planar USB interface units for connection with an electronic device, wherein the planar USB interface unit is exposed from the opening; the memory unit is located on the circuit board; a microcontroller that controls reading and writing of the memory unit to enable data to be written by the electronic device to the memory unit, or to read data from the memory unit to the electronic device. 5 of the described USB interface memory cards, wherein Page 13 1263127 VI. Scope of Application The USB interface unit is directly disposed on the circuit board. 17 As described in claim 15 of the patent application, the electronic device may be a portable electronic device. The face-to-face card is as described in item 15 of the patent application. The electronic device can be a digital camera. Memory Card 19. The electronic device may be a computer device as described in the scope of the patent application. _ Card M: The USB interface as described in claim 15 can be a notebook computer device. The USB interface described in claim 15 is included in the microcontroller. The microcontroller includes a USB/OTG serial interface engine =^ controller to convert the data into electrical appliances and signals.擎u will (4) 22 . As described in claim 15 of the scope of the card, there is a switch on the card-type housing for use in anti-storage cards:: 2, as described in paragraph 15 of the patent scope The interface is stored in the memory and the memory is made up of non-volatile memory. ', 24 · The USB interface as described in claim 15 is a flash memory. _5 · The USB interface as described in claim 15 of the patent application, the appearance of the flat USB interface unit is a finger-like memory card 26. The USB interface is as described in claim 15 of the USB interface. There are several positioning card slots. Subcards 27. The USB interface memory card of claim 15 of which is in which one of them is ^KJ U VJ )\ Ί two yj to a j^, and the potted battle may include -USB/QTG The serial interface engine converts the patent application scope information into the electrical signal by the 14th page of the microcontroller. i ΪΑΙ第15页