CN101170686A - Digital mirror, its realization method and main control device - Google Patents

Digital mirror, its realization method and main control device Download PDF

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Publication number
CN101170686A
CN101170686A CNA200710194995XA CN200710194995A CN101170686A CN 101170686 A CN101170686 A CN 101170686A CN A200710194995X A CNA200710194995X A CN A200710194995XA CN 200710194995 A CN200710194995 A CN 200710194995A CN 101170686 A CN101170686 A CN 101170686A
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China
Prior art keywords
image information
master control
digital mirror
display unit
control set
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Pending
Application number
CNA200710194995XA
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Chinese (zh)
Inventor
冯曦
马振强
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BEIJING JULI NORTH MICROELECTRONICS Co Ltd
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BEIJING JULI NORTH MICROELECTRONICS Co Ltd
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Priority to CNA200710194995XA priority Critical patent/CN101170686A/en
Publication of CN101170686A publication Critical patent/CN101170686A/en
Pending legal-status Critical Current

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Abstract

The inventive embodiment provides a digital mirror, an implementation method and a digital mirror master control device. The digital mirror comprises a camera device, a master control device and a display device. The camera device is used to acquire image information according to the user's requirement and send the image information to the master control device in wireless mode. The master control device is used to receive the image information sent from the camera device and send the image information to the display device. The display device is used to display the image according to the received image information. The digital mirror provided in the inventive embodiment is flexible to be used, and the real-time view of omnidirectional image of the user is realized by changing the position of the camera.

Description

Digital mirror, digital mirror implementation method and digital mirror master control set
Technical field
The present invention relates to the digital electric technical field, relate in particular to a kind of digital mirror, a kind of digital mirror implementation method and a kind of digital mirror master control set.
Background technology
In recent years, along with development of semiconductor, display screen manufacturing technologies such as liquid crystal panel reach its maturity, and the various digital equipments that have a high-performance display screen are more and more universal in people's family.In these equipment, digital mirror is being come into people's life as a fresh consumer electronics product.
Digital mirror of the prior art mostly is the LCDs of a large-screen, obtain image information by the camera that is fixed in the screen top, send image information to LCDs and reproduce, to realize being similar to the function of daily employed light water silver mirror.
But because the camera of digital mirror of the prior art is fixed on the product body, this causes camera only can obtain the image information of some directions.And for the user of digital mirror, be when wishing the own display screen of facing digital mirror, can select oneself to want the silhouette seen or the figure viewed from behind etc. very neatly.And the digital mirror of prior art has been fixed on the product body owing to camera, when the user faces the display screen of digital mirror, only can see the front of oneself, when the user wishes to observe the image at the own side and the back side, need turn round and carry out taking pictures of the silhouette or the figure viewed from behind with remote control mode, and then the silhouette or the figure viewed from behind photo of taking pictures and obtaining over against screen viewing.Therefore, the operation more complicated has increased user's use difficulty, and can not reflect the omnibearing image information of user in real time during use, is unfavorable for its observation behind or side, makes digital mirror be subjected to very big restriction on using.
Summary of the invention
The embodiment of the invention provides a kind of digital mirror, a kind of digital mirror implementation method and digital mirror master control set, can not reflect the problem of user's omnidirectional image information flexibly and easily in real time in order to digital mirror in the solution prior art.
The digital mirror that the embodiment of the invention provides comprises camera head, master control set and display unit, wherein:
Described camera head is used for obtaining image information and sending to described master control set with wireless mode according to user's demand;
Described master control set is used to receive the image information that described camera head sends, and sends to described display unit;
Described display unit is used for according to the image information display image that receives.
Described master control set also is used to control the startup of described display unit or close.
The digital mirror that the embodiment of the invention provides can also comprise remote control, is used for the startup of described master control set control display unit or closes and carry out remote control.
Described camera head further will send to described master control set after the encoding image information of obtaining;
Send to described display unit behind the picture information decoding behind the coding that described master control set will receive.
Described camera head is physical entity independently; Described master control set and display unit are integrated in the physical entity, and are connected by the internal physical interface.
Described camera head is two or more, and is divided into the physical location different relatively with described display unit.
A kind of digital mirror implementation method that the embodiment of the invention provides comprises:
, obtain image information and send to master control set according to user's demand by camera head with wireless mode;
Receiving described image information by master control set sends to display unit and demonstrates image.
Described wireless mode is Bluetooth technology mode, super wideband mode or radio universal serial bus mode.
Described camera head sends to described image information before the master control set with wireless mode, and described image information is carried out encoding process;
Send to described display unit behind the picture information decoding of described master control set with reception.
By two or more camera heads with the image information obtained simultaneously or send to described master control set in turn with wireless mode.
Described master control set all sends to described display unit with the multiple image information that receives, perhaps
The image information that is sent by a certain appointment camera head that only will receive sends to display unit.
Described master control set is controlled described display unit and is adopted the mode or the screen partition mode of picture-in-picture to show described multiple image information; Perhaps
Described master control set is controlled described display unit described multiple image information is shown automatically in turn by setting order and interval duration.
The digital mirror implementation method that the embodiment of the invention provides also comprises:
The employing remote control mode is controlled the startup of described camera head and display unit or is closed.
A kind of digital mirror master control set that the embodiment of the invention provides comprises radio receiving unit, control unit and transmitting element, wherein:
Described radio receiving unit is used to receive the image information that transmits by wireless mode, and sends to described control unit;
Described control unit is used to receive image information, and sends to described transmitting element;
Described transmitting element is used for image information is sent to display unit.
Described control unit comprises control sub unit, decoding subelement and storing sub-units, wherein,
Described control sub unit is used to receive image information, sends to described decoding subelement, receives the decoded image information that described decoding subelement returns, and sends to described storing sub-units and described transmitting element;
Described decoding subelement is used to receive the image information that described control sub unit sends, and carries out returning to described control sub unit after the decoding processing;
Described storing sub-units is used to store the image information that described control sub unit sends.
Described control unit also comprises the demonstration control sub unit, when being used for receiving multiple image information simultaneously, control described multiple image adopt picture-in-picture display mode, screen partition display mode or in turn display mode carry out the demonstration of image.
Described digital mirror master control set further comprises the remote control receiving element, is used to receive remote signal and sends to described control unit;
Described control unit is according to remote signal, controls the startup of described radio receiving unit and transmitting element or closes.
The digital mirror that the embodiment of the invention provides comprises camera head, master control set and display unit, and wherein: camera head is used for obtaining image information and sending to master control set with wireless mode according to user's demand; State master control set and be used to receive the image information that camera head sends, and send to display unit; Display unit is used for according to the image information display image that receives.The maximum difference of the digital mirror of itself and prior art is that camera head can be according to user's demand, the image information of obtaining is sent to master control set with wireless mode, this makes the relative position of camera head and master control set not fix, be that camera head can be independent of master control set, camera head can be used as one independently physical entity be arranged at arbitrarily angled that the user wishes to take, and send the image of taking to master control set by wireless mode, show by display unit again.But the user only need the simple position that changes camera just Real Time Observation to the image of own arbitrarily angled (as the silhouette or the figure viewed from behind), flexible and convenient to use.
Description of drawings
One of digital mirror minor structure schematic diagram that Fig. 1 provides for the embodiment of the invention;
Two of the digital mirror minor structure schematic diagram that Fig. 2 provides for the embodiment of the invention;
The use schematic diagram of the digital mirror that Fig. 3 provides for the embodiment of the invention;
The digital mirror implementation method flow chart that Fig. 4 provides for the embodiment of the invention;
One of digital mirror master control set structural representation that Fig. 5 provides for the embodiment of the invention;
Two of the digital mirror master control set structural representation that Fig. 6 provides for the embodiment of the invention;
The structural representation of control unit in the digital mirror master control set that Fig. 7 provides for the embodiment of the invention;
The digital mirror implementation structure figure that Fig. 8 provides for the embodiment of the invention.
Embodiment
The embodiment of the invention is separated the master control set and the display unit of camera head and digital mirror by using Radio Transmission Technology.The user can be placed in the optional position with camera head, gets final product the image of Real Time Observation to each orientation of user self over against display unit then, by the position or the angle of conversion camera head, can also change the orientation and the angle of observation.When possessing a plurality of camera head, a plurality of camera heads can obtain the omnibearing image of user simultaneously, and are presented on the display unit by certain sequence or form, for the user of digital mirror provides great convenience.
Be explained in detail to the main realization principle of embodiment of the invention technical scheme, embodiment and to the beneficial effect that should be able to reach below in conjunction with each accompanying drawing.
As shown in Figure 1, the digital mirror that the embodiment of the invention provides mainly comprises camera head, master control set and display unit, and is specific as follows:
Camera head is used for the demand according to the user, obtains image information and sends to master control set with wireless mode.
In the embodiment of the invention, camera head sends to master control set with the image information of obtaining with wireless mode, this makes the relative position of camera head and master control set not fix, be that camera head can be independent of master control set, camera head can be used as one independently physical entity be arranged at arbitrarily angled that the user wishes to take, and send the image of taking to master control set by wireless mode.Therefore, the embodiment of the invention can be positioned over different relative positions with camera head according to the many-sided user demand of user, perhaps by adjusting the angle that camera head obtains image, just can obtain the needed image information of user.For example, when the user need observe the image at self back side, only need camera head is positioned over the back side of self, carry the face image on the body thereby be obtained from; When the user need obtain the image of self side, camera head can be positioned over the side of self, thereby obtain the image of self side.
The wireless mode of embodiment of the invention indication includes but not limited to Bluetooth technology mode, super wideband mode or radio universal serial bus mode etc.
Specifically, Bluetooth technology (Bluetooth) is the radiotechnics of a kind of support equipment short haul connection (generally being within 10 meters), can carry out wireless messages exchanges such as voice, data between relevant peripheral hardware.The international standard of Bluetooth technology is IEEE802.15, is operated in the 2.4GHz frequency band, and bandwidth is 1Mb/s.The Bluetooth technology maturation that possesses skills, the advantage that cost and power consumption are relatively low, but since digital mirror to the having relatively high expectations of image transmission quality, so the bandwidth of the 1Mb/s that Bluetooth technology provides is difficult to satisfy the requirement of the digital mirror of large-screen.
Super wideband (UWB, Ultra Wideband) technology is a kind of short-range wireless communication mode, in 10 meters scopes at least with the rate transmissioning data of 100Mb/s.This speed can satisfy the requirement of the digital mirror of high-resolution to the image transmission basically.
Radio universal serial bus (WUSB, Wireless USB) is the high speed short-distance wireless connection standard based on USB 2.0, and its transmission rate can reach 480Mb/s.
At above-mentioned three kinds main Radio Transmission Technologys, can carry out different selections to the requirement of resolution and picture quality is different according to digital mirror:, can select to adopt the Bluetooth technology mode for the digital mirror of the small screen; For the digital mirror of medium screen, can select to adopt the UWB technology; For the digital mirror of large-screen, then need to use WUSB or other Radio Transmission Technology more at a high speed.
Preferable, for guaranteeing the quality of image transmission, camera head further can be encoded the image information of obtaining, selectable coded system comprises: H.264 standard, the 4 (MPEG4 of Motion Picture Experts Group, Motion Picture Experts Group 4) standard, video compression (VC1, Video Compress) standard and MPEG2 standard etc.
Master control set is used to receive the image information that camera head sends, and sends to display unit.
In the embodiment of the invention, master control set can also be used to control the startup of described display unit or close.
Accordingly, master control set receives the image information that camera head sends by wireless mode, and the wireless receiving mode is relevant with the wireless transmission mode that camera head adopts.
Preferable, after camera head was encoded the image information of obtaining, master control set needed accordingly the image information that receives to be decoded, and the mode of decoding is relevant with the coded system that camera head adopts.
Display unit is used for according to the image information display image that receives.
The display unit of the digital mirror of embodiment of the invention indication, can for LCDs (LCD, Liquid Crystal Display) or other can the high definition display image device.
Generally, display unit and master control set are integrated in the physical entity, and are connected by the internal physical interface.
Preferable, above-mentioned digital mirror can comprise two or more camera heads, be arranged at the different relative physical location of display unit respectively, each camera head all with wireless mode with the image information obtained simultaneously or send to described master control set in turn.After master control set is done corresponding processing to image, the multiple image information that receives is all sent to described display unit, the image information that is sent by a certain appointment camera head that perhaps only will receive sends to display unit.Master control set also needs to control display unit and adopts the mode or the screen partition mode of picture-in-picture to show multiple image information, and perhaps master control set control display unit shows multiple image information automatically in turn by setting order and interval duration.
Preferable, as shown in Figure 2, above-mentioned digital mirror can also comprise remote control, is used for the startup of master control set control display unit or closes and carry out remote control.That is to say, the user can be by remote control logarithmic code mirror startup or close and carry out remote control, for example, the user can close digital mirror by remote control (or being remote controller) when not using using the digital mirror period of the day from 11 p.m. to 1 a.m to start digital mirror by remote control (or being remote controller).
Remote control sends to master control set with remote signal, starts or closes by master control set control display unit.Remote control also can directly control the startup of camera head or cut out.
As shown in Figure 3, the user mode schematic diagram of the digital mirror that provides for the embodiment of the invention, wherein, when the user is in the dead ahead of display unit, camera head is placed on user's behind, camera head sends to master control set with image information with Wireless transmission mode after obtaining user's back side image, and master control set sends to display unit with image information after treatment and shows.Like this, just can demonstrate user's back side image on the display screen of display unit, the user does not need to turn round the back side image that just can see self.
Accordingly, the embodiment of the invention provides a kind of implementation method of digital mirror, and is as shown in Figure 4, specific as follows:
Step 11, camera head are obtained image information and are sent to master control set with wireless mode.
The wireless mode of embodiment of the invention indication can be Bluetooth technology mode, super wideband mode or radio universal serial bus mode etc.For guaranteeing the quality of image transmission, further the image information of obtaining can be encoded, selectable coded system comprises: H.264 standard, mpeg 4 standard, VC1 standard and MPEG2 standard etc.
After camera head was encoded the image information of obtaining, master control set needed accordingly the image information that receives to be decoded, and the mode of decoding is corresponding with the coded system that camera head adopts.
Step 12, master control set receive described image information and send to display unit and demonstrate image.
The display unit of the digital mirror of embodiment of the invention indication, can for LCD or other can the high definition display image device.
When having a plurality of camera head, each camera head all with wireless mode with the image information obtained simultaneously or send to described master control set in turn.After master control set is done corresponding processing to image, the multiple image information that receives is all sent to described display unit, the image information that is sent by a certain appointment camera head that perhaps only will receive sends to display unit.Master control set also needs to control display unit and adopts the mode or the screen partition mode of picture-in-picture to show multiple image information, and perhaps master control set control display unit shows multiple image information automatically in turn by setting order and interval duration.
Preferable, as previously mentioned, can also adopt the startup of remote control mode control camera head and display unit or close.That is to say the startup that the user can be by a remote control logarithmic code mirror or close and carry out remote control.
Accordingly, the embodiment of the invention also provides a kind of master control set of digital mirror, and as shown in Figure 5, this device comprises radio receiving unit 21, control unit 22 and transmitting element 23, and is specific as follows:
Radio receiving unit 21 is used to receive the image information that transmits by wireless mode, and sends to control unit 22;
Control unit 22 is used to receive image information, and sends to transmitting element 23;
Transmitting element 23 is used for image information is sent to display unit.
Preferable, as shown in Figure 6, the digital mirror master control set in the foregoing description further comprises remote control receiving element 24, is used to receive remote signal and sends to control unit 22;
Control unit 22 is according to remote signal, the startup of control radio receiving unit 21 and transmitting element 23 or close.
Preferable, as shown in Figure 7, the control unit 22 in the foregoing description further comprises control sub unit 221, decoding subelement 222 and storing sub-units 223, and is specific as follows:
Control sub unit 221 is used to receive image information, sends to decoding subelement 222 and decodes, and receives the decoded image information that decoding subelement 222 returns, and sends to storing sub-units 223 storages, and sends to transmitting element 23;
Decoding subelement 222 is used to receive the image information that control sub unit 221 sends, and carries out returning to control sub unit 221 after the decoding processing;
Storing sub-units 223 is used for store image information.
Preferable, control unit 22 further comprises and shows control sub unit 224, when being used for receiving multiple image information simultaneously, the control multiple image adopt picture-in-picture display mode, screen partition mode or in turn display mode carry out the demonstration of image.
Preferable, as shown in Figure 8, be the digital mirror implementation structure figure that the embodiment of the invention provides, specific as follows:
Wireless camera obtains image information by imageing sensor from the external world, the view data of being obtained is at first passed through image-signal processor (ISP, Image Signal Processor) module is carried out preliminary image processing processing (as white balance, down-sampled etc.) after, send into video encoder and encode.After being assembled into the packet that meets the respective wireless host-host protocol by wireless transmitter module, the process encoded image data sends.
The wireless receiving module of digital mirror is responsible for receiving the wireless signal that camera partly sends over, and then effective image data extraction is come out and deposits among the SDRAM of SDRAM (internal memory) controller control.Video Decoder is read the view data that receives from SDRAM, carry out behind the video decode decoded data being write back SDRAM.(DMA, Direct Memory Access) sends into lcd controller with decoded view data among the SDRAM by system bus by direct memory access.Lcd controller generates the image data stream of corresponding format and synchronizing signal as requested and sends into the LCD screen and show.
All modules all communicate by system bus in the master control set, and all operations all carries out under the control of CPU.When system need control LCD display, generate control command by CPU, by the state of lcd controller control LCD display.
In sum, the digital mirror that the embodiment of the invention provides is flexible and convenient to use, but the position by changing camera just Real Time Observation to the omnibearing image of user.The user can be placed in the optional position with camera head, gets final product the image of Real Time Observation to each orientation of user self over against display unit then, by the position or the angle of conversion camera head, can also change the orientation and the angle of observation.When possessing a plurality of camera head, a plurality of camera heads can obtain the omnibearing image of user simultaneously, and are presented on the display unit by certain DISPLAY ORDER or form, for the user of digital mirror provides great convenience.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.

Claims (17)

1. a digital mirror is characterized in that, comprises camera head, master control set and display unit;
Described camera head is used for obtaining image information and sending to described master control set with wireless mode according to user's demand;
Described master control set is used to receive the image information that described camera head sends, and sends to described display unit;
Described display unit is used for according to the image information display image that receives.
2. digital mirror as claimed in claim 1 is characterized in that, described master control set also is used to control the startup of described display unit or close.
3. digital mirror as claimed in claim 2 is characterized in that, also comprises remote control, is used for the startup of described master control set control display unit or closes and carry out remote control.
4. digital mirror as claimed in claim 1 is characterized in that, described camera head further will send to described master control set after the encoding image information of obtaining;
Send to described display unit behind the picture information decoding behind the coding that described master control set will receive.
5. digital mirror as claimed in claim 1 is characterized in that, described camera head is physical entity independently; Described master control set and display unit are integrated in the physical entity, and are connected by the internal physical interface.
6. digital mirror as claimed in claim 5 is characterized in that described camera head is two or more, and is divided into the physical location different relatively with described display unit.
7. digital mirror implementation method is characterized in that this method comprises:
, obtain image information and send to master control set according to user's demand by camera head with wireless mode;
Receiving described image information by master control set sends to display unit and demonstrates image.
8. digital mirror implementation method as claimed in claim 7 is characterized in that described wireless mode comprises Bluetooth technology mode, super wideband mode or radio universal serial bus mode.
9. digital mirror implementation method as claimed in claim 7 is characterized in that, described camera head sends to described image information before the master control set with wireless mode, and described image information is carried out encoding process;
Send to described display unit behind the picture information decoding of described master control set with reception.
10. digital mirror implementation method as claimed in claim 7 is characterized in that, by two or more camera heads with wireless mode with the image information obtained simultaneously or send to described master control set in turn.
11. digital mirror implementation method as claimed in claim 10 is characterized in that, described master control set all sends to described display unit with the multiple image information that receives, perhaps
The image information that is sent by a certain appointment camera head that only will receive sends to display unit.
12. digital mirror implementation method as claimed in claim 11 is characterized in that, described master control set is controlled described display unit and is adopted the mode or the screen partition mode of picture-in-picture to show described multiple image information; Perhaps
Described master control set is controlled described display unit described multiple image information is shown automatically in turn by setting order and interval duration.
13. digital mirror implementation method as claimed in claim 7 is characterized in that, also comprises:
The employing remote control mode is controlled the startup of described camera head and display unit or is closed.
14. a digital mirror master control set is characterized in that this device comprises radio receiving unit, control unit and transmitting element, wherein,
Described radio receiving unit is used to receive the image information that transmits by wireless mode, and sends to described control unit;
Described control unit is used to receive image information, and sends to described transmitting element;
Described transmitting element is used for image information is sent to display unit.
15. digital mirror master control set as claimed in claim 14 is characterized in that, described control unit comprises control sub unit, decoding subelement and storing sub-units;
Described control sub unit is used to receive image information, sends to described decoding subelement, receives the decoded image information that described decoding subelement returns, and sends to described storing sub-units and described transmitting element;
Described decoding subelement is used to receive the image information that described control sub unit sends, and carries out returning to described control sub unit after the decoding processing;
Described storing sub-units is used to store the image information that described control sub unit sends.
16. digital mirror master control set as claimed in claim 15, it is characterized in that, described control unit also comprises the demonstration control sub unit, when being used for receiving multiple image information simultaneously, control described multiple image adopt picture-in-picture display mode, screen partition display mode or in turn display mode carry out the demonstration of image.
17. as claim 14,15 or 16 described digital mirror master control sets, it is characterized in that described device further comprises the remote control receiving element, be used to receive remote signal and send to described control unit;
Described control unit is according to remote signal, controls the startup of described radio receiving unit and transmitting element or closes.
CNA200710194995XA 2007-12-10 2007-12-10 Digital mirror, its realization method and main control device Pending CN101170686A (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106292877A (en) * 2016-07-07 2017-01-04 深圳市锐吉电子科技有限公司 A kind of mirror device, system
CN106708186A (en) * 2016-12-01 2017-05-24 惠州市斯坦利科技有限公司 Frame type mirror assembly
CN111988570A (en) * 2020-08-25 2020-11-24 西安万像电子科技有限公司 Image data display method and device and image data display system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106292877A (en) * 2016-07-07 2017-01-04 深圳市锐吉电子科技有限公司 A kind of mirror device, system
CN106708186A (en) * 2016-12-01 2017-05-24 惠州市斯坦利科技有限公司 Frame type mirror assembly
CN111988570A (en) * 2020-08-25 2020-11-24 西安万像电子科技有限公司 Image data display method and device and image data display system

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