CN1506831A - Movable memory device and method supporting several kinds of interfaces and with image pick-up function - Google Patents
Movable memory device and method supporting several kinds of interfaces and with image pick-up function Download PDFInfo
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- CN1506831A CN1506831A CNA021539456A CN02153945A CN1506831A CN 1506831 A CN1506831 A CN 1506831A CN A021539456 A CNA021539456 A CN A021539456A CN 02153945 A CN02153945 A CN 02153945A CN 1506831 A CN1506831 A CN 1506831A
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Abstract
The movable memory device includes one memory module for storing data information, one interface module including one or several interfaces, and one control module to control the operation of the units and the whole device, as well as one video camera module to complete the taking and capture of the target image, one image processing module to receive image signal from the video camera module for relevant processing and transmitting the processed image to coding & decoding unit for compression and storing and one coding and decoding unit for coding and decoding treatment of data. The present invention also discloses the image data storing and transmitting method based on the said device. The device of the present invention may be used as one peripheral movable memory device with several kinds of interface to realize the data transmission and exchange to the data terminal platform and as one digital camera with great capacity memory unit.
Description
Technical field
The present invention relates to the storage of data message, relate in particular to a kind of mobile storage means and method of supporting multiple interfaces and having camera function.
Background technology
Development along with data storage technology, the based semiconductor storage medium, such as flash memory (FlashMemory), the mobile storage means of technical design, fast, low in energy consumption with its writing speed, can plug at any time, removable, can store jumbo file and data, and do not need excellent performance such as specific mechanical hook-up drives and become the main flow of mobile storage product day by day and be widely used on computing machine or other portable electric appts such as digital camera, palm PC and the Hand Personal Computer.
Chinese patent ZL 00114081.7 " full electronic flash outer storage method and device " discloses a kind of external memory device that utilizes flash memory; use novel semi-conductor storage medium and general channels interface; realize not having and drive; the movable external memory of no external power supply; the firmware that it comprises the access of direct control electronic storage medium and realizes the interface standard function; adopt special external memory read-write form; obtain power supply from the USB passage; under the cooperation of firmware and driver and operating system; utilize flash memory and storage control circuit to finish the data external memory; and write-protect is arranged, make data security.Accompanying drawing 1 is its structured flowchart.
In addition, Chinese patent application 02114882.1 " supporting the semiconductor memory method and the device of multiple interfaces " also discloses a kind of semiconductor memory method and device of supporting multiple interfaces, is used for data handling system.This semiconductor storage, dress use the semiconductor storage medium module therein, and the serial of controller module and at least two various criterions of support, walks abreast or the interface module of wireless communication interface; By the interface of described various criterion, connect at least one data handling system to set up between described memory storage and the described data handling system information exchanging channel based on serial, parallel or wireless communication interface with respective standard interface; Described memory storage is by described interchange channel and described data handling system swap data.Described device provides the possibility of swap data file easily for the data handling system with distinct interface.Accompanying drawing 2 is its structured flowchart.
But the function of these devices only is confined to use as a simple peripheral hardware memory storage, can not realize the function that other are useful, and also not have the implementation method of IRDA infrared interface in the Chinese patent application 02114882.1.
The object of the present invention is to provide a kind of mobile storage means and implementation method of having improved, it not only can be used as a simple peripheral hardware memory storage and uses, can also comprise that in addition the multiple interfaces of infrared interface can make its realization successfully and PC, palm PC PDA, mobile phone even other digital cameras etc. carry out data transmission and exchange as a digital camera.
Summary of the invention
Support multiple interfaces of the present invention and the mobile storage means and the method that have a camera function realize by following scheme:
A kind of mobile storage means of supporting multiple interfaces and having camera function comprises:
A memory module is used to store the data message that transmits from interface module or other data generating unit;
An interface module comprises one or more interfaces, is used for carrying out the transmission and the exchange of data with other data run terminals under the control of this device control module;
A control module is controlled the work of each unit and the normal operation of whole device;
It is characterized in that this device also comprises:
A photographing module is used to finish the shooting of target image and catch, and the transmitted image signal is further processed for image processing module SIF/ISP, to realize the camera function of this device;
An image processing module SIF/ISP (sensor interface/image signal processing), the picture signal that reception is transmitted from the described photographing module line correlation of going forward side by side is handled, and transmits processed images then and is used for the compression storage for the coding and decoding unit;
A coding and decoding unit, the image of the needs compression that is used for processed images that image processing module SIF/ISP is sent or transmits via each interface compresses to be handled and is stored in above-mentioned memory module, when also being used for when device of the present invention by interface module to other data terminal transmit image data etc. those data is carried out decompression.
The interface that comprises in the described interface module can be wired communication interface or wireless communication interface etc., can include but not limited to as lower interface: general-purpose serial bus USB interface, UART interface, infrared interface IRDA or even blue tooth interface that is provided with according to Bluetooth specification or the wireless connections interface between some other small type mobile devices etc.
This device can further include an independently power module, to be used for carrying out independently-powered to this device.
The working power of described memory storage inserts via interface module, but under the situation of using wireless communication interface such as infrared IRDA interface, described memory storage is to carry working power or introduce working power by the outside.
In addition, this device can further include the display lamp of operations necessary keyboard or display device such as indicating device duty etc.
This device also can further comprise the write-protect function, as increases a write-protect switch, is used for preventing that data from writing memory module and going, and these all can be realized.
In addition, this installs described control module both can be an independent module physically, also can comprise two or more sub-control modules, and each sub-control module is controlled different part respectively and realized separately function, coordinated mutually and did not conflict.
The present invention is based on said apparatus and can realize the storage and the transmission method of so a kind of view data, this method only just can realize view data from obtaining, store into the whole process of transmission based on said apparatus, and does not need the auxiliary of other devices.It comprises the steps:
At first, photographing module is taken and is caught target, and the transmitted image signal carries out next step processing for image processing module SIF/ISP;
Secondly, image processing module SIF/ISP receives the picture signal that transmits from the described photographing module line correlation of going forward side by side and handles, and transmits processed images then and is used for the compression storage for the coding and decoding unit;
Then, coding and decoding unit processed images that image processing module SIF/ISP is sent is compressed the memory module of handling and being stored in this device;
At last, answer the request of other data run terminals and the requirement of this device control module, the view data that will be stored in the memory module by interface module sends other data run terminals to.
The contrast prior art the invention has the advantages that:
Device of the present invention not only can be used as a simple peripheral hardware memory storage and realizes Mobile Storage Function MSF, can also realize the image camera function to target as a digital camera that has the high capacity storage unit.
The multiple interfaces that comprises infrared interface in addition can make its realization successfully and PC, palm PC PDA, mobile phone even other digital cameras etc. carry out simple and convenient data transmission and exchange.
Description of drawings
Fig. 1 is a kind of structured flowchart that utilizes the external memory device of flash memory in the prior art.
Fig. 2 is a kind of structured flowchart of supporting the semiconductor storage of multiple interfaces in the prior art.
Fig. 3 is the structured flowchart of device of the present invention among the embodiment one.
Fig. 4 is the structured flowchart of device of the present invention among the embodiment two.
Fig. 5 is the process block diagram that this device is realized camera function.
Fig. 6 is the process block diagram of this device to other data terminal transmission data.
Fig. 7 is the storage of view data of the present invention and the process flow diagram of transmission method.
Embodiment
Below in conjunction with accompanying drawing be not that certain embodiments comes the present invention is done more detailed explanation.
Embodiment one:
As shown in Figure 3, support multiple interfaces and the mobile storage means and the method that have a camera function to realize by following scheme: a memory module 5 is used to store the data message from interface module 2 or other data generating unit such as photographing module 1; An interface module 2 comprises one or more interfaces, is used for carrying out the transmission and the exchange of data with other data run terminals under 6 controls of this device control module; A control module 6 is controlled the work of each unit and the normal operation of whole device; This device also comprises: a photographing module 1, be used to finish the shooting of target image and catch, and the transmitted image signal is further processed for image processing module 3, to realize the camera function of this device; An image processing module 3 (SIF/ISPsensor interface/image signal processing), the picture signal that reception is transmitted from described photographing module 1 line correlation of going forward side by side is handled, and transmits processed images then and is used for the compression storage for coding and decoding unit 4; A coding and decoding unit 4, the image of the needs compression that is used for processed images that image processing module 3 is sent or transmits via interface module 2 compresses to be handled and is stored in above-mentioned memory module 5, when also being used for when device of the present invention by interface module 2 to other data terminal transmit image data etc. those data is carried out decompression.
Embodiment two:
As shown in Figure 4, based on embodiment one, this device can further include an independently power module 7, to be used for carrying out independently-powered to this device.The working power of device of the present invention inserts via interface module 2, but under the situation of using wireless communication interface such as infrared IRDA interface, described device is to carry working power or introduce working power by the outside.The interface that interface module 2 comprises in the present embodiment can be wired communication interface or wireless communication interface etc., specifically draws here: general-purpose serial bus USB interface 21, UART interface 22, IRDA infrared interface 23.In the present embodiment, memory module 5 comprises a flash interface 51 (Flash Memory interface) and a flash memory (Flash Memory).
In addition, this device can further include the display lamp 62 of operations necessary keyboard 61 or display device such as indicating device duty etc.This device also can further comprise the write-protect function, as increases a write-protect switch (not shown), is used for preventing that data from writing memory module and going, and these all can be realized.
In addition, this installs described control module 6 both can be an independent module physically, also can comprise two or more sub-control modules, and each sub-control module is controlled different part respectively and realized separately function, coordinated mutually and did not conflict.
Fig. 5 is the process block diagram that this device is realized camera function.As shown in Figure 5, the transmitted image signal is given image processing module 3 after optical sensor 11 (CCD or the CMOS) sensitization, image processing module 3 comprises sensor interface SIF (sensor interface) and image signal processing unit ISP (image signalprocessing), send coding and decoding unit 4 to after picture signal is handled through image processing module 3 and be used for encoding compression processing, the transmission compressed image stored those view data for memory module 5 after coding and decoding unit 4 carried out encoding process.
Fig. 6 is the process block diagram of this device to other data terminal transmission data.Memory module 5 is under the control of control module 6, and data information is given coding and decoding unit 4, and the 4 pairs of information in requisition for decoding in coding and decoding unit are carried out decoding processing, and send interface module 2 to.By the USB interface on the interface module 2, this device can realize and PC between data transmission and exchange, the view data or other data messages that are stored in this device can be transferred to PC by USB interface, and are used or processing in the enterprising enforcement of PC by the user.By the UART interface on the interface module 2, this device can realize and mobile phone between data transmission and exchange, the view data or other data messages that are stored in this device can be transferred on the mobile phone by the UART interface, and are used or processing in the enterprising enforcement of mobile phone by the user.By the infrared interface IRDA on the interface module 2, can make its realization successfully and PC, palm PC PDA, mobile phone even other digital cameras etc. carry out simple and convenient data transmission and exchange.As a same reason, it is also feasible and be easy to realize to transmit data via the external data platform to this device.
As shown in Figure 7 for the present invention is based on the storage and the transmission method of a kind of view data that said apparatus realizes, this method only just can realize view data from obtaining, store into the whole process of transmission based on said apparatus, and does not need the auxiliary of other devices.It comprises the steps:
Step 702, image processing module 3 (SIF/ISP) receive the picture signal that transmits from described photographing module 1 line correlation of going forward side by side and handle, and transmit processed images then and are used for the compression storage for coding and decoding unit 4;
Step 703, the processed images that coding and decoding unit 4 sends image processing module 3 (SIF/ISP) are compressed the memory module 5 of handling and being stored in this device;
Step 704 is answered the request of other data run terminals and the requirement of this device control module 6, and the view data that will be stored in the memory module 5 by interface module 2 send other data run terminals to.
Device of the present invention can be separately as a removable memory disc, also can be separately as a digital camera, more can be further used as the back-up disk of communication terminals such as mobile phone, palm PC, its advantage is apparent, and prolongable purposes is very extensive.
Support multiple interfaces of the present invention also has the mobile storage means and the method for camera function, be not restricted to listed utilization in instructions and the embodiment, it can be applied to various suitable the present invention's field fully, for those skilled in the art, can easily realize additional advantage and make amendment, therefore under the situation of the spirit and scope of the universal that does not deviate from claim and equivalency range and limited, the examples shown that the present invention is not limited to specific details, representational equipment and illustrates here and describe.
Claims (10)
1, a kind of mobile storage means of supporting multiple interfaces and having camera function comprises: a memory module (5) is used for the data message that storage is transmitted from interface module (2) or other data generating unit; An interface module (2) comprises one or more interfaces, is used for carrying out the transmission and the exchange of data with other data run terminals under this device control module (6) control; A control module (6) is controlled the work of each unit and the normal operation of whole device;
It is characterized in that this device also comprises:
A photographing module (1) is used to finish the shooting of target image and catch, and the transmitted image signal is further processed for image processing module (3) SIF/ISP, to realize the camera function of this device;
An image processing module (3) SIF/ISP (sensor interface/image signalprocessing), the picture signal that reception is transmitted from described photographing module (1) line correlation of going forward side by side is handled, and transmits processed images then and is used for the compression storage for coding and decoding unit (4);
A coding and decoding unit (4), the image of the needs compression that is used for processed images that image processing module (3) SIF/ISP is sent or transmits via each interface compresses to be handled and is stored in above-mentioned memory module (5), when also being used for when device of the present invention by interface module (2) to other data terminal transmit image data etc. those data is carried out decompression.
2, device according to claim 1 is characterized in that, the interface that comprises in the described interface module (2) can be wired communication interface or wireless communication interface.
3, device according to claim 2, it is characterized in that the interface that comprises in the described interface module (2) is general-purpose serial bus USB interface, UART interface, infrared interface IRDA or even blue tooth interface that is provided with according to Bluetooth specification or the wireless connections interface between some other small type mobile devices.
4, device according to claim 1, it is characterized in that, described control module (6) both can be an independent module physically, also can comprise two or more sub-control modules, and each sub-control module is controlled different part realization functions separately respectively.
5, device according to claim 1 is characterized in that, the storage medium in the described memory module (5) is flash memory, DRAM, SRAM, SDRAM, FRAM or MRAM.
6, device according to claim 1 is characterized in that, this device can further include the display lamp (62) of operations necessary keyboard (61) or display device such as indicating device duty etc.
7, device according to claim 1 is characterized in that, this device also can further comprise a write-protect functional device, as increases a write-protect switch, is used for preventing that data from writing memory module and going.
8, device according to claim 1 is characterized in that, this device can further include an independently power module (7), to be used for carrying out independently-powered to this device.
9, device according to claim 8, it is characterized in that, the working power of described memory storage inserts via interface module (2), but under the situation of using wireless communication interface such as infrared IRDA interface, described memory storage is to carry working power (7) or introduce working power by the outside.
10, a kind of storage and transmission method of a kind of view data that realizes based on the described device of claim 1 comprise the steps:
At first, photographing module (1) is taken and is caught target, and the transmitted image signal carries out next step processing for image processing module (3) SIF/ISP;
Secondly, image processing module (3) SIF/ISP receives the picture signal that transmits from described photographing module (1) line correlation of going forward side by side and handles, and transmits processed images then and is used for the compression storage for coding and decoding unit (4);
Then, coding and decoding unit (4) processed images that image processing module (3) SIF/ISP is sent is compressed the memory module (5) of handling and being stored in this device;
At last, answer the request of other data run terminals and the requirement of this device control module (6), the view data that will be stored in the memory module (5) by interface module (2) sends other data run terminals to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA021539456A CN1506831A (en) | 2002-12-09 | 2002-12-09 | Movable memory device and method supporting several kinds of interfaces and with image pick-up function |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA021539456A CN1506831A (en) | 2002-12-09 | 2002-12-09 | Movable memory device and method supporting several kinds of interfaces and with image pick-up function |
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| CN1506831A true CN1506831A (en) | 2004-06-23 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005121951A1 (en) * | 2004-06-09 | 2005-12-22 | Beijing Global Network Corporation | Storage device capable of automatically compressing and decompressing data and access method thereof |
| CN101420573B (en) * | 2007-10-23 | 2010-06-02 | 佛山普立华科技有限公司 | System and method for document transmission by digital video taking apparatus |
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2002
- 2002-12-09 CN CNA021539456A patent/CN1506831A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005121951A1 (en) * | 2004-06-09 | 2005-12-22 | Beijing Global Network Corporation | Storage device capable of automatically compressing and decompressing data and access method thereof |
| CN101420573B (en) * | 2007-10-23 | 2010-06-02 | 佛山普立华科技有限公司 | System and method for document transmission by digital video taking apparatus |
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