CN201111028Y - Computer card made by small-sized two-sided internal memory module specifications - Google Patents
Computer card made by small-sized two-sided internal memory module specifications Download PDFInfo
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- CN201111028Y CN201111028Y CNU2007201710200U CN200720171020U CN201111028Y CN 201111028 Y CN201111028 Y CN 201111028Y CN U2007201710200 U CNU2007201710200 U CN U2007201710200U CN 200720171020 U CN200720171020 U CN 200720171020U CN 201111028 Y CN201111028 Y CN 201111028Y
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Abstract
The utility model discloses a computer card made according to the standard of a small double-surface memory module. The computer card comprises a circuit board, a CPU, a south bridge circuit, a north bridge circuit and a memory; wherein the side of the circuit is the same as a small double-surface memory module with at least 200 pins; the CPU, the south bridge circuit, the north bridge circuit and the memory are respectively arranged on the circuit board; the CPU is electrically connected with the north bridge circuit; the north bridge circuit is electrically and respectively connected with the south bridge circuit and the memory; the lines of the south bridge circuit and the north bridge circuit are respectively connected to the pins to ensure the pins to be defined as the output-input interfaces which can be connected to a plurality of interface devices (such as the keyboard, the hard disk, the display and the connector); thus the computer only occupies little space in an electronic device to ensure the electronic device to have the basic functions of the standard PC and the electronic device with high compatibility and supporting various interface devices can be easily and quickly designed according to the actual demands.
Description
Technical field
The utility model relates to a kind of computer card, especially a kind of computer card made from the specification of small-sized two-sided memory modules.
Background technology
The basic framework of existing PC 1 as shown in Figure 1, mainly on a motherboard 10, lay a primary memory 11, one CPU (central processing unit) (Central Processing Unit, be called for short: CPU) 12, one Advenced Graphics Port (Accelerated Graphics Port, be called for short: AGP) 13, assemblies such as one south bridge circuit (South Bridge), 14 and one north bridge circuit (North Bridge) 16, wherein CPU (central processing unit) 12 is in order to control each assembly, and program carried out computing, and be electrically connected with north bridge circuit 16, and north bridge circuit 16 is respectively at south bridge circuit 14, primary memory 11 and Advenced Graphics Port 13 connect, required data and data in the primary memory 11 temporary CPU (central processing unit) calculating processes, the display data of Advenced Graphics Port 13 transmitting and displaying cards, and the data that primary memory 11 is kept in, data and the display data that quickens image processing, all by north bridge circuit 16, being sent to CPU (central processing unit) 12 handles, and south bridge circuit 14 and plurality of interfaces equipment (as: keyboard, hard disk, display, connector etc.) output/input interface 15 is electrically connected, and by north bridge circuit 16 with data or data that each output/input interface 15 receives, be sent to CPU (central processing unit) 12 and handle.
Because motherboard now constantly adds hardware (as: interface or I/O port) to increase more function, but motherboard 10 is not along with become the development step of miniaturization of various hardware, and progressively dwindle its area, motherboard 10 is except said modules on the contrary, in order to add different functions, and constantly add new hardware, make the size of motherboard 10 can't dwindle all the time, make motherboard 10 still need to be installed in to have in the housing than the electronic installation of large space, and be difficult to be applied to the miniaturized electric subset of limited space, for example: digital video video camera (DVR), DOS job platform (DOSPlatform), RFID and bar code reading machine (RFID﹠amp; Bar code Reader), real-time vehicle positioning system (AVL), fingerprint identifier, network camera, environmental monitoring system, Medical Devices, CAN BUSSOLUTION, palmtop computer, handheld instrument etc. need to use the miniaturized electronics of computer computing.
In view of the size of the motherboard 10 of above-mentioned PC 1 can't miniaturization and the extremely limited again problem in space of miniaturized electric subset, therefore, a kind of computer card that is applied to the miniaturized electric subset has appearred in the market, for example: business card type CPU card of Yanhua Co., Ltd (No. the 433496th, the novel patent announcement in Taiwan) and Kontron incorporated company
Product, all are small-sized two-sided memory modules (the Small-Outline Dual In-Line MemoryModule that adopt 144 pin positions, be called for short: the circuit board of rating of machine SODIMM), as shown in Figure 2, on the circuit board 20 of this business card type CPU card, comprise microprocessor 21, Installed System Memory 22, solid magnetic disc driver 23, ROM-BIOS 24, controller 25 is gone in output, LAN controller 26 assemblies such as grade, and be provided with 144 pin positions 200 of SODIMM module standard rating of machine at the bottom edge place of circuit board 20, and pin position 200 is defined as first integrated interface 202 that can be connected to a plurality of peripheral devices again, and another side of CPU card then is provided with second integrated interface 204, can draw a plurality of external ports for connecing, so, when the CPU card is plugged on the respective socket 300 set on the motherboard 30 of a miniaturized electric subset (as shown in Figure 3), the interfacing equipment (not shown) of laying on the motherboard 30, can be electrically connected with 202 formation of first integrated interface, make the CPU card become the computing and the control center of miniaturized electric subset.
In addition, Kontron incorporated company
The framework of product, roughly identical with this CPU card, as shown in Figure 4, be laid with a CPU (central processing unit) 40 on the circuit board 4, a plurality of output/input interfaces 41 are (as (the Peripheral Component InterconnectBus of connecting bus in the peripheral assembly, be called for short: PCI Bus), Industry Standard Architecture (Industry Standard Architecture Bus, be called for short: ISA Bus) etc.), a plurality of internal memory (SDRAM, BIOS Flash Memory and EEPROM) 42, assemblies such as controller (as Super I/O Controller) 43 and one Ethernet controller 44 are gone in one output, when
When product is plugged in socket (not shown) corresponding on the motherboard of a miniaturized electric subset,
All pin positions of product are by the corresponding contact on the socket, respectively with motherboard on set interfacing equipment form and be electrically connected, make
Product becomes the computing and the control center of miniaturized electric subset.
Though yet above-mentioned business card type CPU card has microprocessor 21, Installed System Memory 22, solid magnetic disc driver 23, ROM-BIOS 24, assemblies such as controller 25, LAN controller 26 are gone in output, and
Product, though have CPU (central processing unit) 40, output/input interface 41, Industry Standard Architecture, internal memory 42, assemblies such as controller 43 and Ethernet controller 44 are gone in output, business card type CPU card with
Product does not possess complete computer framework yet, and can't satisfy the actual demand of different small electronic equipment, so business card type CPU card reaches
Product compatible low, and can't support multiple interfaces equipment, cause Development Engineering personnel many puzzlements and problem such as development time of inconvenience and miniaturized electric subset is long in design, therefore, be necessary to develop a kind of computer card that can meet the actual demand of more miniaturized electric subset.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of output/input interface that meets the actual demand of miniaturized electric subset, thus the computer card that the specification with small-sized two-sided memory modules that energy is simple and easy and highly compatible and support multiple interfaces device electronics are provided in design is apace made.
Adopt following technical scheme for solving the problems of the technologies described above the utility model: a kind of computer card made from the specification of small-sized two-sided memory modules, comprise a circuit board and be located at a CPU (central processing unit) on the described circuit board, north bridge circuit, a south bridge circuit and an internal memory, the small-sized two-sided memory modules that the specification of described circuit board and has at least 200 pin positions is identical, and the opposite position of a contiguous lateral margin is respectively equipped with at least 100 pin positions on the front of circuit board and the back side; Described CPU (central processing unit) and north bridge circuit are electrically connected; Described internal memory is connected with north bridge circuit, and connects CPU (central processing unit) by north bridge circuit; Described south bridge circuit is connected with north bridge circuit; The circuit of described south bridge circuit and north bridge circuit extends respectively and is connected to the set pin position in the circuit board front and the back side, and pin is defined as the output/input interface that can be connected to plurality of interfaces equipment, and south bridge circuit is connected to CPU (central processing unit) by north bridge circuit.
Circuit board described in the utility model is provided with a breach at a lateral margin that is provided with pin, and the position of described breach is near a side position of circuit board, and described circuit board is plugged on the socket of the motherboard correspondence of supplying 2.5 volts of power supplys.
South bridge circuit described in the utility model is connected on the pin by the circuit on the circuit board, and formation comprises an Industry Standard Architecture, a low pin interface, four general connectivity ports, four serial ports, ports arranged side by side, an integration electronic type driving interface, Keyboard Control interface, a network control interface and four USB (universal serial bus) output/input interfaces at least.
Circuit board described in the utility model is provided with a breach at a lateral margin that is provided with pin, and the position of described breach is near the middle position of circuit board, and described circuit board is plugged on the socket of the motherboard correspondence of supplying 1.8 volts of power supplys.
South bridge circuit described in the utility model is connected on the pin by the circuit on the circuit board, and formation comprises connecting bus in the peripheral assembly, a low pin interface, four general connectivity ports, four serial ports, ports arranged side by side, an integration electronic type driving interface, Keyboard Control interface, a network control interface and four USB (universal serial bus) output/input interfaces at least.
The length of circuit board described in the utility model is that 67.6 millimeters, width are 40 millimeters.
CPU (central processing unit) described in the utility model, south bridge circuit and north bridge circuit are integrated into a single-chip group.
Also comprise at least two power supply pins and a plurality of grounding legs position on the circuit board described in the utility model, contact corresponding on the socket of the power supply pin of described computer card and grounding leg position and the motherboard of an electronic installation forms electric power loop.
Also be provided with the test bus of a joint test working group on the circuit board described in the utility model, described test bus is electrically connected by circuit and CPU (central processing unit), south bridge circuit, north bridge circuit and the internal memory of circuit board, and described test bus can be connected with a debugging tool.
North bridge circuit described in the utility model comprises that also one draw to quicken port, and described drawing is quickened display chip set on port and the electronic device host plate and is connected, and is connected to CPU (central processing unit).
The utility model compared with prior art, pin can be connected to the output/input interface of a plurality of interfacing equipments (as keyboard, hard disk, display, connector etc.), only need take the little space in the electronic installation, can make electronic installation have the basic function of standard personal computer, and can be according to the actual requirements, simple and easy and apace design provide highly compatible and support the electronic installation of multiple interfaces equipment.
Description of drawings
Fig. 1 is the utility model background technology tradition computer configuration diagram;
Fig. 2 is the circuit block diagram of the utility model background technology conventional business card type CPU card;
Fig. 3 is the synoptic diagram on the motherboard that is plugged on the miniaturized electric subset of the utility model background technology conventional business card type CPU card;
Fig. 4 is the utility model background technology tradition
The circuit block diagram of product;
Fig. 5 is the circuit block diagram of the utility model computer card;
Fig. 6 is the arrangement plan of output/input interface of the computer card of one of the utility model embodiment;
Fig. 7 is the arrangement plan of output/input interface of computer card of another embodiment of the utility model.
The utility model primary clustering symbol description:
| The computer card | 5 | |
62、72 |
| |
50 | |
63、73 |
| The |
500 | |
64、74 |
| |
501 | |
65、75 |
| The |
502 | Integrate the electronic |
66、76 |
| CPU (central processing unit) | 52 | The |
67、77 |
| South |
54 | |
68、78 |
| |
55 | USB (universal serial bus) | 69、79 |
| North |
56 | Electronic installation | 7 |
| Draw and quicken port | 560 | Connecting bus in the peripheral assembly | 71 |
| |
58 | |
70 |
| |
51、53 | |
700 |
| Industry |
61 | |
702 |
| The single-chip group | 8 |
Embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail.
As shown in Figure 5, a kind of computer card made from the specification of small-sized two-sided memory modules 5 of the utility model comprises a circuit board 50, one CPU (central processing unit) 52, one south bridge circuit 54, one north bridge circuit 56 and an internal memory 58, wherein to have a small-sized two-sided memory modules of at least 200 pin positions (PIN) identical for the specification of circuit board 50 and, and the opposite position of a contiguous lateral margin on the front of circuit board 50 and the back side, respectively be provided with at least 100 pin positions 500 respectively, and CPU (central processing unit) 52, south bridge circuit 54, north bridge circuit 56 and internal memory 58, be installed in respectively on the circuit board 50, and circuit by laying on the circuit board 50, make CPU (central processing unit) 52 and north bridge circuit 56 be electrically connected, and north bridge circuit 56 is electrically connected respectively at south bridge circuit 54 and internal memory 58, and data and data in internal memory 58 temporary CPU (central processing unit) 52 calculating processes, and data and data transmission are handled to CPU (central processing unit) 52 by north bridge circuit 56, and the circuit of south bridge circuit 54 and north bridge circuit 56, extend respectively and be connected on the pin positions 500 different on the tow sides of circuit board 50, and pin 500 is defined as is connected to plurality of interfaces equipment (as keyboard, hard disk, connector etc.) output/input interface, and south bridge circuit 54 is by north bridge circuit 56, message with the output/input interface of south bridge circuit 54, being sent to CPU (central processing unit) 52 handles, and north bridge circuit 56 is with the message of its output/input interface, directly being sent to CPU (central processing unit) 52 handles, when computer card 5 is plugged in an electronic installation 7 (as video capture device, network card, fingerprint identifier, global positioning satellite device etc.) on the motherboard 70 during the socket 700 of a correspondence, all pin positions 500 of computer card 5 are by the corresponding contact 702 on the socket 700, be electrically connected with interfacing equipment formation set on the motherboard 70, computer card 5 only need take the little space in this electronic installation 7 like this, can make electronic installation 7 have the basic function of standard personal computer, and can be according to the actual requirements, simple and easy and apace design provide highly compatible and support the electronic installation 7 of multiple interfaces equipment.
In the preferred embodiment of one of the utility model, as shown in Figure 6, circuit board 50 is being provided with a lateral margin of pin, be provided with a breach 51, when the position of breach 51 is designed to a side position near circuit board, circuit board 50 can be plugged on the socket 700 of motherboard 70 correspondences of supplying 2.5 volts of power supplys, and the circuit on the south bridge circuit 54, be connected on the pin 500 by the circuit on the circuit board 50, and formation comprises an Industry Standard Architecture (Industry Standard Architecture Bus at least, be called for short: ISA Bus) 61, one low pin interface (Low Pin Count Interface, be called for short: LPCInterface) 62, (General-Purpose I/O Port is called for short: GPIOPort) 63 four general Ports, four serial ports (COM Port) 64, one parallel port (Parallel Port) 65, one Keyboard Control interface (Keyboard controller Interface) 67 and one network control interface (LANcontroller Interface) 68.And the circuit on the north bridge circuit 56, be connected on the pin 500 by the circuit on the circuit board 50, and formation comprises that two integrate electronic type driving interface (Integrated DeviceElectronic Interface at least, be called for short: 66 and four USB (universal serial bus) (UniversalSerial Bus IDE Interface), be called for short: USB) 69 output/input interfaces such as grade, computer card 5 can be connected to plurality of interfaces equipment (as keyboard, hard disk, connector, display etc.) by output/input interface like this, and provides electronic installation required function.
In another preferred embodiment of the present utility model, as shown in Figure 7, when the position of breach 51 is designed to middle position near circuit board, circuit board 50 can be plugged on the socket 700 of motherboard 70 correspondences of power supply of 1.8 volts of supplies, and the circuit on the south bridge circuit 54, be connected on the pin 500 by the circuit on the circuit board 50, and formation comprises connecting bus (Peripheral Component Interconnect Bus in the peripheral assembly at least, be called for short: PCI Bus) 71, one low pin interface (Low Pin Count Interface, be called for short: LPC Interface) 72, (General-Purpose I/O Port is called for short: GPIO Port) 73 four general Ports, four serial ports (COMPort) 74, one parallel port (Parallel Port) 75, one Keyboard Control interface (Keyboard controllerInterface) 77, one network control interface 78.And the circuit on the north bridge circuit 56, be connected on the pin 500 by the circuit on the circuit board 50, and formation comprises that two integrate electronic type driving interface (Integrated Device Electronic Interface at least, be called for short: 76 and four USB (universal serial bus) (Universal Serial Bus IDE Interface), be called for short: USB) 79 output/input interfaces such as grade, computer card 5 can be connected to plurality of interfaces equipment (as keyboard, hard disk, connector, display etc.) by output/input interface like this, and provides this electronic installation required function.
At this need benly be, the utility model north bridge circuit 56 is identical with the framework of standard personal computer, except that can being electrically connected with internal memory 58, also can with an Advenced Graphics Port (AcceleratedGraphics Port, be called for short: AGP) 562 be electrically connected, but north bridge circuit 56 and Advenced Graphics Port are only when electronic installation 7 needs an external display, north bridge circuit 56 is the circuit by laying on the circuit board 50, extend and be connected to Advenced Graphics Port 562, and make Advenced Graphics Port 562 on pin 500, form the output/input interface that is connected with display chip 70, otherwise 56 of north bridge circuits need not to be connected to Advenced Graphics Port.In addition, in the utility model, north bridge circuit 56 is not only can be electrically connected with internal memory 58 and Advenced Graphics Port 562, north bridge circuit can be according to the demand of interfacing equipment on transmission speed of electronic installation 7, and be electrically connected with internal memory 58 and Advenced Graphics Port 562 output/input interface in addition, in aforementioned two embodiment, north bridge circuit 58 also can be connected with integration electronic type driving interface 66,76 and USB (universal serial bus) 69,79, so the utility model computer card reaches than traditional business card type CPU card
Compatibility and tenability better, and in the design of output/input interface, have more elasticity.
In the above-described embodiments, shown in Fig. 6,7, the width of circuit board 50 must satisfy the SODIMM rating of machine of 200 pin positions at least, its length is partly then unrestricted, for example: the reference dimension length of circuit board 50 is 67.6 millimeters (mm), 40 millimeters of width (mm), and it can be mated fully with existing SODIMM standard socket.In addition, computer card 5 basic frameworks are identical with PC (PC) framework, but for cooperating subminiature volume and comparatively special part, be with CPU (central processing unit) 52, south bridge circuit 54 and north bridge circuit 56, be integrated into a single-chip group (as the single-chip group of the Vortex86SX that the applicant sold) 8, in order to the integrated microprocessor of replacement traditional C PU card (as shown in Figure 1), or
The CPU (central processing unit) of product is (as AMD ELAN SC520, as shown in Figure 4), make the expansion capacity of computer card 5, not only be confined to the traditional integrated microprocessor or the output/input interface of CPU (central processing unit) appointment, but make computer card 5 really have the basic function of PC, thereby possess better compatibility and support more interfacing equipment.
Shown in Fig. 6,7, the pin position 500 of the utility model circuit board 50, except that forming output/input interface, also comprise at least two power supply pins 501 and a plurality of grounding legs position 502, when computer card 5 is plugged in socket 700, on the power supply pin 501 that makes computer card 5 and grounding leg position 502 and the socket 700 corresponding contact with form electric power loop, this CPU (central processing unit) 52, south bridge circuit 54, north bridge circuit 6 and the required power supply of internal memory 58 starts can be provided.The distribution layout of the pin position 500 corresponding output/input interfaces of circuit board 50 is connecting bus 61 or 66 pin positions 500 of Industry Standard Architecture 71 distribution in the peripheral assembly in addition, low pin interface 62,72 distribute 7 pin positions 500, each general Port 63,73 distribute 8 pin positions 500 respectively, each serial port 64,74 distribute 8 pin positions 500 respectively, parallel port 65,2 pin positions 500 of 75 difference, integrate electronic type driving interface 66,76 distribute 30 pin positions 500, Keyboard Control interface 67,77 distribute 8 pin positions 500, network control interface 68,78 distribute 6 pin positions 500 and USB (universal serial bus) 69,79 output/input interfaces such as grade distribute 2 pin positions 500 respectively.
Also be provided with (the Joint Test Action Group of a joint test working group in addition on the circuit board 50, be called for short: test bus 55 JTAG), joint test working group is a kind of standard that is used for carrying out characteristic test on chip and the circuit board, for example: test data input (TDI), test data output (TDO), test pattern select (TMS) and test clock pulse test events such as (TCK) to test, and support butt welding point, circuit board via, short circuit and open circuit etc. to be connected and carry out structured testing.And circuit and CPU (central processing unit) 52, south bridge circuit 54, north bridge circuit 56 and internal memory 58 that test bus 55 sees through circuit board 50 are electrically connected, when test bus 55 was connected with a debugging tool, whether this debugging tool made a mistake via translocation examination bus 55 detecting computer cards 5 like this.
In sum, the utility model provides a kind of framework of brand-new computer card 5, make that computer card 5 can be in conjunction with CPU (central processing unit) 52, south bridge circuit 54, north bridge circuit 56 and internal memory 58, the a plurality of output/input interfaces that have highly compatible and support multiple interfaces equipment are provided, like this when this computer card 5 is plugged in this socket 700, each output/input interface that each pin position 500 of computer card 5 is formed, can be by the corresponding contact 702 on the socket 700, be electrically connected with interfacing equipment formation set on the motherboard 70, in order to need not to increase under the situation of any additional hardware part fully, reach the purpose of supporting various electronic installation required functions, solve traditional C PU card simultaneously and reach
Products Compatibility is low, and can't support the problem of multiple interfaces equipment.
The above, only be of the present utility model one best specific embodiment, but feature of the present utility model is not limited thereto, anyly is familiar with this skill person in the utility model field, can think easily and variation or modification, all should be encompassed in the claim of the present utility model.
Claims (10)
1. computer card made from the specification of small-sized two-sided memory modules, comprise a circuit board and be located at a CPU (central processing unit) on the described circuit board, north bridge circuit, a south bridge circuit and an internal memory, it is characterized in that: the small-sized two-sided memory modules that the specification of described circuit board and has at least 200 pin positions is identical, and the opposite position of a contiguous lateral margin is respectively equipped with at least 100 pin positions on the front of circuit board and the back side; Described CPU (central processing unit) and north bridge circuit are electrically connected; Described internal memory is connected with north bridge circuit, and connects CPU (central processing unit) by north bridge circuit; Described south bridge circuit is connected with north bridge circuit; The circuit of described south bridge circuit and north bridge circuit extends respectively and is connected to the set pin position in the circuit board front and the back side, and pin is defined as the output/input interface that can be connected to plurality of interfaces equipment, and south bridge circuit is connected to CPU (central processing unit) by north bridge circuit.
2. the computer card made from the specification of small-sized two-sided memory modules according to claim 1, it is characterized in that: described circuit board is provided with a breach at a lateral margin that is provided with pin, the position of described breach is near a side position of circuit board, and described circuit board is plugged on the socket of the motherboard correspondence of supplying 2.5 volts of power supplys.
3. the computer card made from the specification of small-sized two-sided memory modules according to claim 2, it is characterized in that: described south bridge circuit is connected on the pin by the circuit on the circuit board, and formation comprises an Industry Standard Architecture, a low pin interface, four general connectivity ports, four serial ports, ports arranged side by side, an integration electronic type driving interface, Keyboard Control interface, a network control interface and four USB (universal serial bus) output/input interfaces at least.
4. the computer card made from the specification of small-sized two-sided memory modules according to claim 1, it is characterized in that: described circuit board is provided with a breach at a lateral margin that is provided with pin, the position of described breach is near the middle position of circuit board, and described circuit board is plugged on the socket of the motherboard correspondence of supplying 1.8 volts of power supplys.
5. the computer card made from the specification of small-sized two-sided memory modules according to claim 4, it is characterized in that: described south bridge circuit is connected on the pin by the circuit on the circuit board, and formation comprises connecting bus in the peripheral assembly, a low pin interface, four general connectivity ports, four serial ports, ports arranged side by side, an integration electronic type driving interface, Keyboard Control interface, a network control interface and four USB (universal serial bus) output/input interfaces at least.
6. according to claim 3 or the 5 described computer cards made from the specification of small-sized two-sided memory modules, it is characterized in that: the length of described circuit board is that 67.6 millimeters, width are 40 millimeters.
7. the computer card made from the specification of small-sized two-sided memory modules according to claim 6 is characterized in that: described CPU (central processing unit), south bridge circuit and north bridge circuit are integrated into a single-chip group.
8. the computer card made from the specification of small-sized two-sided memory modules according to claim 7, it is characterized in that: also comprise at least two power supply pins and a plurality of grounding legs position on the described circuit board, contact corresponding on the socket of the power supply pin of described computer card and grounding leg position and the motherboard of an electronic installation forms electric power loop.
9. the computer card made from the specification of small-sized two-sided memory modules according to claim 8, it is characterized in that: the test bus that also is provided with a joint test working group on the described circuit board, described test bus is electrically connected by circuit and CPU (central processing unit), south bridge circuit, north bridge circuit and the internal memory of circuit board, and described test bus can be connected with a debugging tool.
10. the computer card made from the specification of small-sized two-sided memory modules according to claim 9, it is characterized in that: described north bridge circuit also comprises a drawing acceleration port, described drawing is quickened display chip set on port and the electronic device host plate and is connected, and is connected to CPU (central processing unit).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201710200U CN201111028Y (en) | 2007-11-22 | 2007-11-22 | Computer card made by small-sized two-sided internal memory module specifications |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201710200U CN201111028Y (en) | 2007-11-22 | 2007-11-22 | Computer card made by small-sized two-sided internal memory module specifications |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201111028Y true CN201111028Y (en) | 2008-09-03 |
Family
ID=39895566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201710200U Expired - Fee Related CN201111028Y (en) | 2007-11-22 | 2007-11-22 | Computer card made by small-sized two-sided internal memory module specifications |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201111028Y (en) |
-
2007
- 2007-11-22 CN CNU2007201710200U patent/CN201111028Y/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080903 Termination date: 20121122 |