CN102572354A - Image distributor and method thereof capable of providing image meeting common optimal resolution factor - Google Patents
Image distributor and method thereof capable of providing image meeting common optimal resolution factor Download PDFInfo
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- CN102572354A CN102572354A CN2011104611621A CN201110461162A CN102572354A CN 102572354 A CN102572354 A CN 102572354A CN 2011104611621 A CN2011104611621 A CN 2011104611621A CN 201110461162 A CN201110461162 A CN 201110461162A CN 102572354 A CN102572354 A CN 102572354A
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- 230000008054 signal transmission Effects 0.000 claims description 10
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Abstract
The invention discloses an image distributor and a method thereof capable of providing an image meeting a common optical resolution factor. The method comprises the following steps: collecting a resolution factor data group which includes a plurality of different resolution factors and is respectively contained in each of the plurality of video and audio receiving end devices; finding a common optimal resolution factor, which can be used by all video and audio receiving end devices, from the resolution factors of the resolution factor data groups of the video and audio receiving end devices; sending the common optimal resolution factor to a video and audio play terminal device; and distributing a digital image, which is output by the video and audio play terminal device and meets the common optimal resolution factor, to the video and audio receiving end devices.
Description
Technical field
The invention relates to a kind of method that image is provided, refer to that especially a kind of image distributor provides the method for common optimum resolution image.
Background technology
Because progressing greatly of science and technology and processing procedure, all video signal content displays also advance to digital Age by the analogy epoch.High image quality, high-resolution displaying contents also become the main alternative condition that the user selects image to dial to put end device and audio-visual receiving end device (like LCD screen, LED TV, monitor screen, or video recorder or the like).See through image and dial the communication interface of putting between end device and audio-visual receiving end device (containing Display port, HDMI, DVI-D...); Image is dialled and is put end device and carrying out before digital image data transfers to audio-visual receiving end device; Can see through extension display capabilities recognition data (the Extended display identification data that this links up interface reading displayed device; Be called for short the EDID content-data), the EDID content-data comprises the data of screen resolution.So image play end device just can be exported the so far audio-visual receiving end device of the digitized video that is complementary with optimum resolution according to this EDID content-data.
Yet; Dial when an image and to put end device and connect multiple audio-visual receiving end device; And when the acceptable optimum resolution of these audio-visual receiving end devices is not unanimity; This image play end device only can be exported the digitized video that is complementary with highest resolution to these audio-visual receiving end devices, makes the audio-visual receiving end device of part can't successfully use this digitized video.
Summary of the invention
A purpose of the present invention provides a kind of image distributor and the method for common optimum resolution image is provided, with provide one meet common optimum resolution digitized video to a plurality of audio-visual receiving end devices.
A purpose of the present invention provides a kind of image distributor and the method for common optimum resolution image is provided, with provide one meet free resolution digitized video to a plurality of audio-visual receiving end devices.
One side of the present invention is to disclose a kind of method that common optimum resolution image is provided, and is applicable to that on the image distributor, it is following that the method comprises a plurality of steps.(a) collect the resolution data group that a plurality of audio-visual receiving end devices are included separately, each resolution data group comprises the resolution of a plurality of different sizes; (b), find out the common optimum resolution that these audio-visual receiving end devices all can hold use altogether according to these resolution in these resolution data groups of these audio-visual receiving end devices; (c) transmit the audio-visual play end device of common optimum resolution to; And (d) distribute audio-visual thus play end device to export and the digitized video that meets this common optimum resolution to these audio-visual receiving end devices.
One embodiment of the invention, in above-mentioned (a), it is following also to comprise step.After receiving the requirement of a read-out resolution data set of audio-visual play end device, detect these audio-visual receiving end devices respectively and whether exist; And, if read the resolution data group of the audio-visual receiving end device of existence.
Another embodiment of the present invention, it is following that above-mentioned (b) also comprises step.In these resolution by these resolution data groups of these audio-visual receiving end devices, find out many all identical resolution in these resolution data groups of these audio-visual receiving end devices; And, find out a highest resolution and be above-mentioned common optimum resolution by in these identical resolution.
Another embodiment of the present invention, it is following that above-mentioned (c) also comprises step before.Whether one of them is selected at least to judge these audio-visual receiving end devices; Be selected when judging at least two audio-visual receiving end devices, then find out the common optimum resolution in the selecteed audio-visual receiving end device, and transmit common optimum resolution to this audio-visual play end device; And distribute a digitized video that meets this common optimum resolution to selecteed this at least two audio-visual receiving end device of being exported by audio-visual play end device.
Another embodiment of the present invention, it is following that above-mentioned (d) also comprises step before.Continue these audio-visual receiving end devices of detecting, and judge whether audio-visual receiving end device resets; And, if return the step of above-mentioned (a).
Another aspect of the present invention is to disclose a kind of image distributor.This image distributor comprises a resolution processes arithmetic element: and an image processing arithmetic element.The resolution processes arithmetic element is connected between an audio-visual play end device and a plurality of audio-visual receiving end device, adorns in order to common optimum resolution a to play end that provides these audio-visual receiving end devices all can hold use altogether.The image processing arithmetic element is connected between audio-visual play end device and these the audio-visual receiving end devices, in order to distribute a digitized video that meets this common optimum resolution of being exported by audio-visual play end device to these audio-visual receiving end devices.
One embodiment of the invention, the image processing arithmetic element connects this audio-visual play end device through one first digitized video coffret, connects said a plurality of audio-visual receiving end device respectively through a plurality of second digitized video coffrets.The resolution processes arithmetic element connects this audio-visual play end device through one first signal transmission interface, and connects these audio-visual receiving end devices through a plurality of secondary signal coffrets.
Another embodiment of the present invention, the image processing arithmetic element connects this audio-visual play end device through another first signal transmission interface, and connects these audio-visual receiving end devices respectively through a plurality of another secondary signal coffrets.
Among above-mentioned each embodiment, first signal transmission interface and secondary signal coffret are observed internal integration circuit (I2C) communications protocol.
In addition; A kind of method that common optimum resolution image is provided of the present invention; Be applicable to audio-visual providing in the system; This audio-visual system that provides comprises an audio-visual play end device, an image distributor and a plurality of audio-visual receiving end device, and wherein these audio-visual receiving end devices have a resolution data group separately, and resolution and image distributor that each resolution data group comprises a plurality of different sizes are connected between audio-visual play end device and these the audio-visual receiving end devices.
It is following that this provides the method for common optimum resolution image to comprise a plurality of steps.Audio-visual play end matching requirements image distributor is collected these resolution data groups of these audio-visual receiving end devices respectively; This image distributor is found out these audio-visual receiving end devices and is held a common optimum resolution of using all altogether according to these resolution of these collected resolution data groups; This image distributor only transmits the so far audio-visual play end device of common optimum resolution; This audio-visual play end device is according to this common optimum resolution, and the digitized video of exporting a plurality of tool identical contents is image distributor so far; And this image distributor distributes these digitized videos to these audio-visual receiving end devices, carries out for these audio-visual receiving end devices that image shows or image is made video recording.
In sum, because the image distributor of the present invention and method of common optimum resolution image is provided, make digitized video that audio-visual play end device exportable meets common optimum resolution to these audio-visual receiving end devices.Because this common optimum resolution accords with in the resolution data group of all audio-visual receiving end devices; So; These audio-visual receiving end devices can carry out all that image shows or image is made video recording to the digitized video that meets common optimum resolution, and the reason specification is too high and can't use.
Description of drawings
For letting above-mentioned and other purposes of the present invention, characteristic, advantage and the embodiment can be more obviously understandable, the detailed description of appended accompanying drawing be following:
Fig. 1 is an audio-visual block schematic diagram that system is provided;
Fig. 2 provides the flow chart of method under an embodiment of common optimum resolution image for the present invention;
Fig. 3 provides the flow chart of method under an embodiment of common optimum resolution image for the present invention;
Fig. 4 provides the flow chart of method under another embodiment of common optimum resolution image for the present invention;
Fig. 5 provides the flow chart of method under another embodiment of common optimum resolution image for the present invention.
[primary clustering symbol description]
100: the audio-visual system that provides
200: audio-visual play end device
300: image distributor
310: body
320: the resolution processes arithmetic element
330: the image processing arithmetic element
410,420: the first signal transmission interfaces
430,440: the secondary signal coffret
510: the first digitized video coffrets
520: the second digitized video coffrets
600: audio-visual receiving end device
The 610:EDID content-data
201 to 206: step
301 to 309,3051: step
Embodiment
Below will clearly demonstrate spirit of the present invention, as be familiar with these technological personnel after understanding embodiments of the invention with accompanying drawing and detailed description, when can be by the technology of teachings of the present invention, change and modification, it does not break away from spirit of the present invention and scope.
See also shown in Figure 1ly, Fig. 1 is an audio-visual block schematic diagram that system 100 is provided.
The present invention discloses a kind of image distributor 300 and the method for common optimum resolution image is provided, and image distributor 300 is arranged in an audio-visual system 100 that provides.The audio-visual system 100 that provides comprises an audio-visual play end device 200, this image distributor 300 and a plurality of audio-visual receiving end devices 600.
Audio-visual play end device 200 for example is a computer, an audio and video player (CD Player, DVD player or blue-ray DVD player) or a game machine or the like.Each audio-visual receiving end device 600 for example is a television equipment (like light-emitting diode screen TV, LCD screen TV or TV card etc.), a display screen (like light-emitting diode screen, LCD screen or the like), image capture unit (like image capture box, Frame Grabber or the like), digital recording device (like numeral box, the numeral card or the like of making video recording of making video recording) or projector or the like.But said audio-visual receiving end device 600 symbolic animal of the birth year are anticipated promptly with kind or variety classes, and a plurality of audio-visual receiving end devices can be the combination of a plurality of television equipments and at least one digital recording device.
This image distributor 300 is connected between this audio-visual play end device 200 and these the audio-visual receiving end devices 600, is dispensed in these audio-visual receiving end devices 600 in order to the digitized video with this audio-visual play end device 200.This image distributor 300 comprises a body 310, a resolution processes arithmetic element 320 and an image processing arithmetic element 330.Body 310 for example is a shell or a circuit board.Resolution processes arithmetic element 320 all is fixed on the body 310 with image processing arithmetic element 330.
Resolution processes arithmetic element 320 connects this audio-visual play end device 200 through one first signal transmission interface 410, and connects these audio-visual receiving end devices 600 one by one through a plurality of secondary signal coffrets 430 respectively.Resolution processes arithmetic element 320 is collected extension display capabilities recognition data (the Extended display identification data in each audio-visual receiving end device 600; Be called for short EDID content-data 610); One common optimum resolution to play end device is provided, and this common optimum resolution all can be held use altogether for these audio-visual receiving end devices 600.
EDID content-data 610 comprises data (like the resolution data group), the length of scanning line, voice data, trade name and the sequence number of screen resolution.General EDID content-data 610 is present in programmable read only memory (the Programmable read-only memory of display; PROM) or the electronics formula of erasing can make carbon copies read-only memory (Electrically-Erasable Programmable Read-Only Memory, EEPROM) in.
Image processing arithmetic element 330 connects an audio-visual play end device 200 through one first digitized video coffret 510, and connects a wherein audio-visual receiving end device 600 through one second digitized video coffret 520 respectively.In addition, image processing arithmetic element 330 connects audio-visual play end device 200 through another first signal transmission interface 420, and connects these audio-visual receiving end devices 600 respectively one by one through other secondary signal coffret 440.Image processing arithmetic element 330 can distribute a digitized video that meets this common optimum resolution that audio-visual thus play end device 200 exported to these audio-visual receiving end devices 600.
In one embodiment of the invention, first signal transmission interface 410,420 and secondary signal coffret 430,440 are observed internal integration circuit (I2C) communications protocol, yet the present invention is not limited to this.The first digitized video coffret 510 and the second digitized video coffret 520 for example be display port (Displayport), high-definition multimedia interface (HDMI) or digital visual interface (Digital Visual Interface, DVI).
See also Fig. 1 and shown in Figure 2, Fig. 2 provides the flow chart of method under an embodiment of common optimum resolution image for the present invention.
The method that common optimum resolution image is provided of the present invention applies to above-mentioned audio-visual providing in the system 100, and the audio-visual system 100 that provides carries out according to following steps:
Step (201): audio-visual play end device 200 requires image distributor 300 to collect the resolution data group of these audio-visual receiving end devices 600 respectively;
Step (202): image distributor 300 is found out audio-visual receiving end device 600 and is held a common optimum resolution of using all altogether according to the resolution of these collected resolution data groups;
Step (203): image distributor 300 only transmits common optimum resolution to audio-visual play end device 200;
Step (204): audio-visual play end device 200 is exported image to the image distributor 300 of a plurality of tool identical contents according to this common optimum resolution;
Step (205): image distributor 300 distributes these digitized videos to these audio-visual receiving end devices 600; And
Step (206): these audio-visual receiving end devices 600 respectively these digitized videos are carried out the image demonstration or image is made video recording.
See also Fig. 1 and shown in Figure 3, Fig. 3 provides the flow chart of method under an embodiment of common optimum resolution image for the present invention.
In the method that common optimum resolution image is provided of the present invention, image distributor 300 carries out according to following steps:
Step (301): judge whether to receive that one collects the requirement of the resolution data group of all audio-visual receiving end devices 600, if, carry out step (302), otherwise, return step (301);
In this step; When audio-visual play end device 200 is activated; And when being asked to begin playing video; When audio-visual play end device 200 just required the resolution data group of 300 pairs of all audio-visual receiving end devices 600 of this image distributor to collect, then image distributor 300 received that just one collects the requirement of the resolution data group of all audio-visual receiving end devices 600.
Step (302): detect the existence of these audio-visual receiving end devices 600 respectively, then, carry out step (303).
In this step; Specifically; After resolution processes arithmetic element 320 is received the requirement of a read-out resolution data set that is transmitted by audio-visual play end device 200; Whether detect these audio-visual receiving end devices 600 respectively and exist, whether meaning promptly detects the audio-visual receiving end device 600 that image distributor 300 therewith is electrical connected.
Step (303): read the resolution data group of the audio-visual receiving end device 600 of existence, then, carry out step (304).
In the detail of this step; This image distributor 300 detect in regular turn these audio-visual receiving end devices 600 whether therewith image distributor 300 be electrical connected; When this image distributor 300 detects an audio-visual receiving end device 600 image distributor 300 is electrical connected therewith; Then read the resolution data group that this audio-visual receiving end device 600 is included immediately, and be back in the image distributor 300.When this image distributor 300 does not have when detecting this audio-visual receiving end device 600 image distributor 300 being electrical connected therewith; Then continue the next audio-visual receiving end device 600 of detecting whether therewith image distributor 300 be electrical connected, get back to up to wheel till the audio-visual receiving end device 600 of repetition.
Step (304): the resolution in the resolution data group of each audio-visual receiving end device 600 is compared, and finds out a common optimum resolution, then, carries out step (305).
In this step, resolution processes arithmetic element 320 is found out the common optimum resolution that these audio-visual receiving end devices 600 all can hold use altogether according to these resolution in the resolution data group of these audio-visual receiving end devices 600.
In the detail of this step; At first; In these resolution by these resolution data groups of these audio-visual receiving end devices 600, find out many all identical resolution in these resolution data groups of these audio-visual receiving end devices 600, the person of connecing; In these identical resolution, find out a highest resolution and be described common optimum resolution.
For instance, the resolution data group of device A comprises many resolution such as 1920x1440,1600x1200,1280x1024 and 1024x768.The resolution data group of device B comprises many resolution such as 1790x1344,1600x1200,1280x1024 and 1024x768.Comprise many resolution such as 1600x1200,1280x1024,1024x768 and 800x600 in the resolution data group of device C.Resolution processes arithmetic element 320 is at first by the resolution that finds three of 1600x1200,1280x1024 and 1024x768 etc. in device A, device B and the device C resolution data group separately; In by these resolution, judge; 1600x1200 is a highest resolution; So can judge resolution 1600x1200 is the common optimum resolution that device A, device B and device C all can hold use altogether.
Step (305): common optimum resolution is sent back in this audio-visual play end device 200, then, carry out step (306).
In this step, this image distributor 300 only sends back common optimum resolution in this audio-visual play end device 200, can not return in the so far audio-visual play end device 200 of optimum resolution of all audio-visual receiving end devices 600.
Step (306): distribute by audio-visual play end device 200 export and the digitized video that meets this common optimum resolution to these audio-visual receiving end devices 600.
In this step, image processing arithmetic element 330 is just through these second digitized video coffrets 520, and the image that transmits a plurality of tool identical contents one by one and meet this common optimum resolution is to these audio-visual receiving end devices 600.
See also Fig. 1 and shown in Figure 4, Fig. 4 provides the flow chart of method under another embodiment of common optimum resolution image for the present invention.
Among this another embodiment, between step (305) to the step (306), the present invention provides the method for common optimum resolution image also to comprise:
Step (3051) continues these audio-visual receiving end devices 600 of detecting, and judges whether at least one audio-visual receiving end device 600 is reset, if, return step (302), otherwise, carry out step (306).
In this step, for guarantee to provide accurately conform with all therewith these audio-visual receiving end devices 600 1 of electrically connecting of image distributor 300 meet the digitized video of common optimum resolution, therefore; During carrying out in this method; When these audio-visual receiving end devices 600 are closed (outage) or remove attaching plug, then earlier do not carry out step (306), change back step (302); Detecting the connection status of these audio-visual receiving end devices 600 again, and upgrade up-to-date common optimum resolution.
See also Fig. 1 and shown in Figure 5, Fig. 5 provides the flow chart of method under another embodiment of common optimum resolution image for the present invention.
Among the another embodiment, between step (304) to the step (305), the present invention provides the method for common optimum resolution image also to comprise:
Step (307) judges whether to carry out a manual preference pattern, if, carry out step (308), otherwise, carry out step (305).
In this step; When a manual preference pattern is performed; Meaning is that the user desires oneself which audio-visual receiving end device 600 of decision and can be used jointly, and this image distributor 300 need judge which audio-visual receiving end device 600 has been selected in these audio-visual receiving end devices 600.
Step (308) is found out the common optimum resolution of selecteed audio-visual receiving end device 600, and transmits in this common resolution to the audio-visual play end device 200, carries out step (309).
In this step, when single audio-visual receiving end device 600 is selected, then 300 need of this image distributor are sent to audio-visual play end device 200 with the optimum resolution in its resolution data group and get final product.
Review; When at least two audio-visual receiving end devices 600 are selected; Can according to the principle that above-mentioned steps (304) is disclosed, find out the common optimum resolution in these audio-visual receiving end devices 600, and transmit this common optimum resolution to audio-visual play end device 200.
Step (309) is distributed a digitized video to the selecteed audio-visual receiving end device 600 that meets this common optimum resolution.
In sum, through image distributor 300 of the present invention and the method for common optimum resolution image is provided, audio-visual play end device 200 exportable meets the digitized video of common optimum resolution to these audio-visual receiving end devices 600.Because this common optimum resolution comes from the resolution data group of all audio-visual receiving end devices 600; So; These audio-visual receiving end devices 600 can carry out all that image shows or image is made video recording to the digitized video that meets common optimum resolution, and the reason specification is too high and can't use.
The present invention discloses among each embodiment as above; Be not in order to limiting the present invention, anyly be familiar with this art, do not breaking away from the spirit and scope of the present invention; When can doing various changes and retouching, so protection scope of the present invention is as the criterion when looking the scope that appending claims defines.
Claims (10)
1. the method that common optimum resolution image is provided is characterized in that, is applicable to that on the image distributor, this method comprises:
Collect the resolution data group that a plurality of audio-visual receiving end devices are included separately, each said this resolution data group comprises the resolution of a plurality of different sizes;
According to the said resolution in the said resolution data group of said a plurality of audio-visual receiving end devices, find out the common optimum resolution that said a plurality of audio-visual receiving end device all can hold use altogether;
Transmit the audio-visual play end device of this common optimum resolution to; And
A digitized video to said a plurality of audio-visual receiving end devices of this common optimum resolution are exported and are met in distribution by this audio-visual play end device.
2. the method that common optimum resolution image is provided according to claim 1 is characterized in that, collect the step of said resolution data group of said a plurality of audio-visual receiving end devices before, also comprise:
After receiving that one of this audio-visual play end device reads the requirement of said resolution data group, detect said a plurality of audio-visual receiving end device respectively and whether exist; And
When at least one said audio-visual receiving end device exists, read the said resolution data group of this at least one audio-visual receiving end device of existence.
3. the method that common optimum resolution image is provided according to claim 1 is characterized in that, finds out in the step of this common optimum resolution that said a plurality of audio-visual receiving end device all can hold use altogether, also comprises:
In the said resolution by the said resolution data group of said a plurality of audio-visual receiving end devices, find out many all identical resolution in the said resolution data group of said a plurality of audio-visual receiving end devices; And
In said many identical resolution, find out a highest resolution and be this common optimum resolution.
4. the method that common optimum resolution image is provided according to claim 1 is characterized in that, transmits this common optimum resolution to the step of this audio-visual play end device, also comprises:
Whether one of them is selected at least to judge said a plurality of audio-visual receiving end device;
When judge said a plurality of audio-visual receiving end device at least wherein two be selected, then find out the common optimum resolution in the selecteed said at least two audio-visual receiving end devices, and transmit extremely this audio-visual play end device of this common optimum resolution; And
A digitized video that meets this common optimum resolution to the selecteed said at least two audio-visual receiving end devices that distribution is exported by this audio-visual play end device.
5. the method that common optimum resolution image is provided according to claim 1; It is characterized in that; Distribution export by this audio-visual play end device and this image to the step of said a plurality of audio-visual receiving end devices that meets this common optimum resolution before, also comprise:
Continue the said a plurality of audio-visual receiving end devices of detecting, and whether one of them resets at least to judge said a plurality of audio-visual receiving end device; And
At least one of them is reset when judging said a plurality of audio-visual receiving end device, then returns the step of the said resolution data group of collecting said a plurality of audio-visual receiving end devices.
6. an image distributor is characterized in that, comprises:
One resolution processes arithmetic element is connected between an audio-visual play end device and a plurality of audio-visual receiving end device, in order to provide a common optimum resolution that said a plurality of audio-visual receiving end device all can hold use altogether to this play end device; And
One image processing arithmetic element; Be connected between this audio-visual play end device and the said a plurality of audio-visual receiving end device, in order to distribute a digitized video that meets this common optimum resolution to said a plurality of audio-visual receiving end devices of being exported by this audio-visual play end device.
7. image distributor according to claim 6; It is characterized in that; This image processing arithmetic element connects this audio-visual play end device through one first digitized video coffret, connects said a plurality of audio-visual receiving end device respectively through a plurality of second digitized video coffrets
This resolution processes arithmetic element connects this audio-visual play end device through one first signal transmission interface, and connects said a plurality of audio-visual receiving end device through a plurality of secondary signal coffrets.
8. image distributor according to claim 7; It is characterized in that; This image processing arithmetic element connects this audio-visual play end device through another first signal transmission interface, and connects said a plurality of audio-visual receiving end device respectively through a plurality of another secondary signal coffrets.
9. according to claim 7 or 8 described image distributors, it is characterized in that this first signal transmission interface and those secondary signal coffrets are observed an internal integration circuit communications protocol.
10. method that common optimum resolution image is provided; It is characterized in that; Be applicable to audio-visual providing in the system; This audio-visual system that provides comprises an audio-visual play end device, an image distributor and a plurality of audio-visual receiving end device; Wherein said a plurality of audio-visual receiving end device has a resolution data group separately, and resolution and this image distributor that each said resolution data group comprises a plurality of different sizes are connected between this audio-visual play end device and the said a plurality of audio-visual receiving end device, and this provides the method for common optimum resolution image to comprise:
This audio-visual this image distributor of play end matching requirements is collected the said resolution data group of said a plurality of audio-visual receiving end devices respectively;
This image distributor is found out said a plurality of audio-visual receiving end device and is held a common optimum resolution of using all altogether according to the said resolution of collected said resolution data group;
This image distributor only transmits this common optimum resolution to this audio-visual play end device;
This audio-visual play end device is according to this common optimum resolution, and the image of exporting a plurality of tool identical contents is to this image distributor; And
This image distributor distributes said a plurality of image to said a plurality of audio-visual receiving end devices, carries out for said a plurality of audio-visual receiving end devices that image shows or image is made video recording.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110461162.1A CN102572354B (en) | 2011-12-29 | 2011-12-29 | Image distributor and method thereof capable of providing image meeting common optimal resolution image |
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| CN201110461162.1A CN102572354B (en) | 2011-12-29 | 2011-12-29 | Image distributor and method thereof capable of providing image meeting common optimal resolution image |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050144296A1 (en) * | 2000-11-17 | 2005-06-30 | Monroe David A. | Method and apparatus for distributing digitized streaming video over a network |
| CN1750647A (en) * | 2005-06-02 | 2006-03-22 | 圆刚科技股份有限公司 | Monitor system and method with automatic regulating function |
| US7942530B2 (en) * | 2006-10-31 | 2011-05-17 | The Regents Of The University Of California | Apparatus and method for self-calibrating multi-projector displays via plug and play projectors |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050144296A1 (en) * | 2000-11-17 | 2005-06-30 | Monroe David A. | Method and apparatus for distributing digitized streaming video over a network |
| CN1750647A (en) * | 2005-06-02 | 2006-03-22 | 圆刚科技股份有限公司 | Monitor system and method with automatic regulating function |
| US7942530B2 (en) * | 2006-10-31 | 2011-05-17 | The Regents Of The University Of California | Apparatus and method for self-calibrating multi-projector displays via plug and play projectors |
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| CN102572354B (en) | 2014-04-23 |
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