WO2009143730A1 - Multimedia playing device and playing system with encoding control - Google Patents

Multimedia playing device and playing system with encoding control Download PDF

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Publication number
WO2009143730A1
WO2009143730A1 PCT/CN2009/071347 CN2009071347W WO2009143730A1 WO 2009143730 A1 WO2009143730 A1 WO 2009143730A1 CN 2009071347 W CN2009071347 W CN 2009071347W WO 2009143730 A1 WO2009143730 A1 WO 2009143730A1
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Prior art keywords
multimedia
module
control
encoding
associated
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PCT/CN2009/071347
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French (fr)
Chinese (zh)
Inventor
何登科
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北京华旗资讯数码科技有限公司
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    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/20Image acquisition
    • G06K9/22Image acquisition using hand-held instruments
    • G06K9/228Hand-held scanners; Optical wands

Abstract

A multimedia playing system with encoding control is disclosed. It includes an encoding carrier with encoding information and surface information, an encoding identification device and a multimedia playing device. The encoding identification device identifies the encoding information of the encoding carrier and processes the encoding information to generate encoding data for controlling playing and outputting of multimedia files of the multimedia playing system.

Description

BACKGROUND multimedia playback apparatus and playback system encoding control

The present invention relates to a system and a multimedia playing apparatus for playing multimedia file identification by way of encoding, in particular, it relates to an encoding multimedia files acquired identifiable manner, and further multimedia file playback system and a multimedia player. Background technique

With the development of electronic technology, multimedia player application gained popularity, especially in diverse multimedia player function, convenience to get the user's favorite. For example, playing audio and video files of the prior art players, from simple playback, it has extended to playback, recording, file management functions.

However, the existing multimedia player function diversified and complicated at the same time, but can not meet the user visual perception of the traditional habit, for example, when you see their favorite movie posters, but also need to operate complex function keys, time consuming query multimedia file corresponding to the movie poster from numerous documents. In particular, when the operator unfamiliar file storage address, or an operator is not accustomed to complicated functions of the player, such as the elderly and children, etc., increase the complexity of the operation, and time-consuming.

In addition, under the current trend of increasing importance for the protection of intellectual property work, protect the legitimate rights of creators of works has become the direction of attention, in particular, with the increasing development of network, works to protect the creators of intellectual property rights more It is an important issue facing the current intellectual property protection.

Thus, while the function of a variety of multimedia playing apparatus, so that the operation of the multimedia playing apparatus convenient, improve the ease of operation of the man-machine interaction, in conjunction with traditional visual and timely playback of the multimedia file, to simplify the operation, it becomes the current the development of multimedia playback device simplification, ease of development trend.

In addition, the multimedia player to adapt to current trends in intellectual property protection, the protection of intellectual property rights in the spread of multimedia files and use process, has become an important issue currently growing concern. SUMMARY

The present invention provides a convenient operation of the encoding control of the multimedia file playback apparatus having a man-machine concise way, simplified operation, saving the user time. The present invention also provides a multimedia playback system coding control multimedia files to facilitate legitimate use, in favor of the legality of the use and dissemination of multimedia files, multimedia works to protect intellectual property rights.

To solve the above technical problem, the present invention provides an apparatus for encoding multimedia playback control, comprising a receiving module, a multimedia decoding control module, a memory, a multimedia output module, decoding the multimedia module and the control module receives, respectively, a memory and a multimedia output module; said multimedia playing apparatus further comprises a memory associated with the multimedia playback control apparatus of a multimedia module, and storing said coded information uniquely associated with the corresponding multimedia file, the receiving module receives an external coded information uniquely associated with the multimedia information associated with the control module associated with the multimedia file encoded multimedia file generation processing, the decoding control module multimedia decoding said multimedia file, whereby the output from the multimedia output module.

The present invention further provides a system for encoding multimedia playback control, comprising: a code carrier, and a surface information comprising encoded information, the encoded information is a micro-code, the information surface profiling information, the coded information to the surface the only related information; identification encoding means includes an optical system, image sensor module, image processing module and an output module, the optical system reads and obtains the optical signal, the image sensor module encoding information of coding of the received optical signal carrier and an electrical signal processing for the image, the image processing module processes the electrical signal is encoded image data, and outputs the encoded data through the output module; multimedia player, comprises a receiving module, a multimedia decoding control module, a memory, a multimedia output module; wherein said the multimedia playing apparatus further comprises a control module associated with the multimedia information encoded information in the memory with the surfaces of the multimedia playing apparatus stores the unique code carrier associated with the corresponding multimedia file, said encoded data to said encoded vector Uniquely associated with the multimedia information associated with the file, respectively, encoding the identifying means outputs the encoded data to the multimedia playback apparatus, the associated control module for processing multimedia coded and read only data associated with the corresponding multimedia file, generating multimedia files, audio and video decoding control module processes the multimedia files, and multimedia output through the output module

Another technique for solving the above problems, the present invention is based on the above technical scheme, said coding means further includes encryption identification module, said multimedia playing apparatus further comprises a decryption module, said code recognition means after the encoded data the encryption module is transmitted to the multimedia player, the multimedia playback device decrypts the transmission to the associated control module for processing multimedia.

From the above, the coding control system for playing multimedia according to the present invention, by encoding information and the surface information uniquely associated with the multimedia file to be played simultaneously with the desired code carrier disposed on, a user need only information on the surface of the code carrier identification, read by clicking encoding identification information on a corresponding coding means code carrier, to control the multimedia player to play a multimedia file, to simplify the operation process, improve interactive simplicity of use, reducing the tedious steps to facilitate the operations using different users.

In addition, the encoding control multimedia playback system of the present invention, the code recognition means and multimedia playback device provided corresponding encryption module and a decryption module, a multimedia player device only after receiving an encrypted encoded data can be valid for processing multimedia file association, respectively, whereby to prevent illegal use and dissemination of multimedia file association, thereby protecting intellectual property rights. BRIEF DESCRIPTION

FIG. 1 is a system block diagram of the multimedia playback system of the present invention encoding control.

FIG 2 is a block diagram of the encoding apparatus identification encoding multimedia playback system of the present invention to control. 3 is a block diagram of a multimedia system for playing multimedia playback apparatus of the present invention encoding control.

FIG 4 is a configuration diagram of another multimedia playback system of the present invention encoding a multimedia playback control apparatus of the embodiment. detailed description

To further illustrate the technical means of the present invention to achieve the intended purpose and effect taken, the following embodiments and the accompanying drawings, a multimedia playback control system of the present invention encoding, principle, and effect of structural characteristics, described in detail below.

Please refer to FIG. 1, a multimedia playback control system of the present invention is encoded by clicking reading encoded, and further multimedia playback system to play a digital multimedia file, based on the conventional multimedia player, the present invention encoding a multimedia playback control system comprising printed coding information and the coding information of the carrier surface 2; 1 encoding identification means, for encoding information for identifying the code carrier 2, the process to generate encoded data; multimedia player, and coded data 3, the processing apparatus 1 receives the encoded recognition generated, and the only play encoded data associated with multimedia files. Further, in the case where the 3 video while playing a multimedia file play multimedia player, the present invention is equally applicable to the playback control mode thereof multimedia file.

Encoding the vector of the invention is a micro-coded information encoding 2, gp, do not readily perceived coding. Specifically, for example, the human eye does not readily identifiable code. Encoding vector encoded information and surface information Technology 2 discloses details see China Patent No. 02122633.4. Coding information with the information printed on the surface of the code carrier 2 correspond in content associated with consistency. People tend to surface information is visually recognized or perceived images or text or numbers or symbols, the encoded information printed simultaneously within the same area code carrier 2, for example, a printed pattern movie posters multimedia file, but also can print the message text, movies and other background information associated with it. Figure 1, the surface of the image information posters printed film "Jane Eyre," the 21, the same surface information of the image area 21 is also the only film printed with coded information corresponding to "Jane Eyre" when the coding click on the image recognition apparatus 1 of the surface of the information reading surface 21 is simultaneously i.e. information 21 corresponding to the unique coding information, and further processing the information read by the encoding, to achieve play movies "Jane" multimedia audio and video files stored correspond.

2, the housing 1 encoding identification means for identifying the encoded information code carrier 2, having an external 11, can be designed to use the pen to facilitate gripping, the housing 11 is provided inside the optical system 12, an image sensing module 13, the image processing module 14, an output module 17 and power module 16 to provide coded identification carrier. An illumination optical system 12 includes an optical system 12a and 12b of the lens optical system, wherein the illumination optical system 12a for illuminating the code carrier 2, the reflected light is projected generates an electrical signal, optical signal transmission image 12b through the lens optical system to image sensing module 13 The processing module 14 receives the electric signal processing for generating encoded data.

Encoding identification means may also be provided an optical system 12c, an optical signal to filter out interference, thereby obtaining accurate information encoded optical signal. The image processing module processes the coded data obtained, outputs the encoded data through the output module 17. In a particular embodiment, the output module 17 may use a wired data interface data-transfer interface, a data interface such as USB, IEEE1394 data interface may use a wireless data transmission, such as infrared, Bluetooth, wireless USB, radio frequency. Further, the external monitor screen is provided encoding identification means 18 and a control switch 19, to facilitate user recognition apparatus 1 encoding.

As shown, in the present invention, the multimedia playing apparatus 3 includes a receiving module 31, multimedia decoding control module 32, memory 33, media control module 34 and associated multimedia output module 353, wherein the multimedia decoding control module 32 is integrated as the processor may control a multimedia playback data processing means 3, but also may be decoded multimedia data playback. Encoding vector memory 33 stores the coded multimedia information corresponding to two associated files, a multimedia file associated with encoded information by encoding the data information uniquely associated with the surface 2 of the code carrier. The receiving module 31 receives the encoded data encoded identification apparatus 1, the control module 34 associated with the multimedia encoded data, and reads the corresponding multimedia files to multimedia decoding the associated control module 32 performs decoding processing, and then decode the multimedia data and the multimedia file associated a multimedia playback output by the output module 35.

Receiving module multimedia playing apparatus 3 is a wireless receiving module or data interface screen, in a particular embodiment, the wireless receiver module may employ infrared or Bluetooth or radio frequency receiver module; the use of a data interface interface, you can use a USB interface or IEEE1394 interface .

Please refer to FIG. 4, in a particular embodiment, the multimedia player multimedia decoding control module 3 includes a controller 32 32a, 32b audio decoder and a video decoder 32c, the multimedia output module 35 includes a sound output sound output module 35 £. 1 for displaying video images and a display 35b. The controller 32a controls the decoding process and an output for multimedia files, the audio decoder 32b decodes the audio data into an analog sound signal, and outputs it to the audio output module outputs 35a, 32c, the video decoder decodes the video data and outputs the generated signal to the video output display 35b.

Media control module 34 related to the receiving module 31 receives the encoded data to be processed, and read the corresponding multimedia file associated with encoded data processing, the processing for generating the multimedia file associated with the corresponding multimedia database uniquely encoded data files, and then after decoding the multimedia decoding control module 32, 35 and then output through the output module display.

In a particular embodiment of the playback apparatus of the present invention 3, the multimedia control module 34 may also be associated with the multimedia decoding control module 32 integrated into a single chip, or, in the multimedia decoding control module 32 to ROM firmware program (Firmware after) manner burned into the control program associated with the control module associated with the multimedia, the multimedia decoding control module 32 so that before processing multimedia management files, the associated process control program, generates multimedia data in the multimedia file by the multimedia decoding control module 32 decoding, and then outputs to the display output module 35. Alternatively, in another particular embodiment, the control program associated firmware program (Firmware) manner to the controller 32a to burn into the read only memory, associated with the control program after completion of processing multimedia data associated with the multimedia file is generated, the controller processing the multimedia data 32a, and 32b is transmitted to the video decoder and the audio decoder 32c respectively decode the video and audio, and thereafter, outputted to the display output module 35.

In a particular embodiment, the multimedia associated control module firmware program comprises coded data identifying apparatus 1 transmitted are processed, in turn corresponding to the multimedia file association of the encoded data is processed as multimedia file, the firmware of the multimedia associated control module program further includes a control program for controlling the playback of multimedia files, for example, to control the multimedia file playback, random playback, stop, pause, volume control program playback, classical / pop / rock mode selection and the like, thus, the associated multimedia the control module can realize the function control multimedia playback. Control instructions encoded data output from the encoding identification means and multimedia control program corresponding to the multimedia playing apparatus 3 corresponding to the multimedia decoding control module 32 processes the control command multimedia player 3, and then control the corresponding multimedia file associations corresponding output play.

Further, the multimedia playback control program associated with the control module, may be a multimedia file play function of the prior art was added to a multimedia playback control program associated with the control module may be provided for further extension of the caption text display. Of course, the associated multimedia control module can also be controlled for each multimedia files, such as, for different multimedia files, control different information, such as the background of the movie, actor profiles and other. In addition to the specific embodiment, the control module associated with the multimedia mode except using firmware (Firmware) described above is written into the multimedia player multimedia decoding control module 3 in the read only memory 32, it may also be designed as separate software program to execute the software program separately, and then attached to the multimedia player 3, and further a control function of playing multimedia files.

33 stored in the memory associated with the multimedia file multimedia playing apparatus 3, are combined by the multimedia information file 2 and the surface of the code carrier generating unique to a multimedia database file. And the coding information unique to the surface information corresponding to the generated encoded data is written to the file header of the multimedia file database, thereby forming the multimedia file associated. In a particular embodiment, the multimedia file may be an extension of the MPEG audio and video multimedia files, of course, may be multimedia files, such as MPEG, MPG, DAT, M0V, ASF, WMV, AVI format, the following example in MPEG description, steps of a method for generating a multimedia file associated Description:

1) The MPEG encoded multimedia data with a unique file name association, generates encoded data corresponding to the file name of the multimedia sequence file;

2) The MPEG multimedia file name in the corresponding sequence file multimedia file corresponding to the coded data to generate combined multimedia database file, and writes the encoded data in the file header multimedia database files;

3) The multimedia database file package generated multimedia file is associated;

4) associated with the multimedia file stored in the memory of the multimedia playing apparatus.

In the above-described method for generating a multimedia file associated with the coded data is coded identification means corresponding to a unique code carrier 2 encoded information, the encoded data may be digital, or used as a marker to identify the other symbols. 2 encoding vector information is encoded using a micro dot images are arranged and printed on the code carrier 2, whereby the identification code recognition processing apparatus 1 encoded information to generate encoded information uniquely corresponding to the coded data, and data encoded by the encoding identification means outputs 1 to 3 multimedia player, the multimedia playback control apparatus associated with a multimedia module 3 reads the corresponding multimedia file according to the associated coded data, and further processing of generating multimedia file, after processing by the multimedia decoding control module 30, to output playback.

When the multimedia playback apparatus 3 according to the present invention may further include a multimedia module and the multimedia encryption decryption module in generating the multimedia file associated with the multimedia package database files into one file, based on the prior art multimedia technology multimedia decoding control module 32 firmware program (firmware) embedded in the encryption algorithm, the encryption algorithm database of multimedia files encoded multimedia data combined with the database file generated encrypted, and associated media file package generating multimedia database file to implement the associated multimedia file encryption . When encrypted, the multimedia playing apparatus may be used to uniquely identify the hardware identification number of 3, such as a product serial number as an encryption key.

In the present invention, a coded identification apparatus may further include encoding encryption module, when coding an identification code identifying means 2 vector encoded information and processing for generating encoded data, said encoding to the encryption module transmits the encrypted media player encoded data means 3, in a particular embodiment may be employed the encoding identification apparatus 1 hardware device identification number unique to join the encoded data is encrypted, the multimedia playing apparatus after receiving the encoded data, the encoded data is decrypted by the multimedia decryption module 3, and then processed by the control module associated with the multimedia and outputs the electric signal to the analog multimedia decoding control module 32 generates the decoded output, then a multimedia playback output by the output module 35.

As described above, coded identification apparatus 1 of the present invention needs to be processed encoded information identifying the encoded data, then performs the processing associated with the multimedia file by the multimedia unique to the control module associated with the multimedia playback apparatus 3 in the encoded data. Further, in the multimedia player may set the encoding device 3 the information processing program, and index information of the coded information, thus, only the coding recognition apparatus 1 acquires video data encoded information generation coded information and the processing of the coding information by the multimedia player 3 video data to generate encoded data. Alternatively, in particular embodiments, to simplify the system for playing multimedia according to the present invention, the encoding control may also be integrated in a multimedia playback apparatus 3 encoding identification apparatus 1, in this case, identifying the encoding apparatus further comprises a control module multimedia decoding, multimedia and a memory associated with the control module, so that, after the code recognition means coded information identification code carrier 2, processing for generating encoded data directly, the associated control module for processing multimedia reads the corresponding multimedia file according to the associated coded data to generate a multimedia file, and decoding control module by the multimedia encoding identification apparatus 1 of the decoding process corresponding to a unique multimedia file associated with encoded data, after identification encoding means by the data output means is a play.

In summary, the present invention controls the encoding multimedia playback system, by clicking a vector encoding identification coding apparatus 2, acquires the encoded information, can be easily processed such that the multimedia playing apparatus 3 associated with the corresponding multimedia file and decoded, a multimedia player and further multimedia output module 3 outputs playback apparatus. Since the code carrier 2 coding information corresponding to the surface of the printed information is easily perceived overt image information, such as visual visible text / image / image, and further, even if the playback apparatus is not familiar with the complexity of the operating functions of the user 3, and identified by profiling the surface information, and the corresponding operating encoding identification apparatus 1 of the present invention the coding regions of the carrier simply clicking on a surface thereof corresponding to the selected information 2, and further playing multimedia files required for control, thereby using such interaction between the person and the playback system be simplified, reducing the operating program, save the operation time.

By encoding control multimedia playback system according to the present invention, the user can play the traditional visual uniquely corresponding information identifying the multimedia file conveniently. That is the time to achieve a look that is instantly broadcast playback. For example, the classic movie poster Illustrated or encoding information corresponding to a collection of books printed by the user to save the collection, use it in the collection look book enjoy them, to see their favorite entertainment magazines, only need to use this encoding identification apparatus of the invention corresponding to click on the film magazines, can instantly realize the movie playback. In particular, when the number of users of many movie collection, you can easily play favorite movie by movie magazines. As described above, the encoding control system for playing multimedia according to the present invention is conveniently range from the user to find a multimedia file corresponding to the shortcut file to play multimedia viewing, time saving, easy to manage. Thus avoiding the prior art such multimedia player can not see the user when the multimedia file corresponding to the screen, it is immediately play the multimedia file disadvantages.

In the coded multimedia playback control system according to the present invention, and multimedia playback apparatus decrypts the encrypted encoding identification encoding means of the encryption module 1 is 3, so that a user using the broadcasting system of the present invention, to ensure the transmission of the multimedia database file and safety and legality of the use of, protect intellectual property rights protection. In addition, the encoded information is not easily perceived by people from a miniature image printing, therefore, during use, it can guarantee the print obtained by copying code carrier 2 with easy property to prevent unauthorized use.

Claims

Claims
1, an apparatus for encoding multimedia playback control information encoded in turn receives an external control playback of the multimedia file, said multimedia playing apparatus comprising:
A receiving module, a multimedia decoding control module, a memory, a multimedia output module, the multimedia decoding control module is connected to the receiving module, a memory module and a multimedia output;
Wherein,
Said apparatus further comprising a multimedia player control module associated with the multimedia, the multimedia player memory means storing said coded information uniquely associated with the corresponding multimedia file, the receiving module receives the encoded information from the external, the control module associated with the multimedia the information uniquely associated with said encoded multimedia file associated with the process of generating multimedia file, the multimedia decoding control module decoding the multimedia file, and then outputs the output from the multimedia module.
2, the multimedia playback apparatus according to the encoding control claim 1, wherein said coded information combined with the corresponding multimedia file multimedia database file, the information encoded and written to the database of multimedia files file header associated with the multimedia file associated with the multimedia package database files generated according to.
3, the multimedia playback apparatus according to the encoding control claim 1, wherein the multimedia content includes a multimedia file associated with the file, the file name, and the encoded data storage path.
4, the multimedia playback apparatus according to the encoding control claim 1, wherein said receiving module comprises a multimedia player device and a data interface module receiving a wireless interface.
5. The multimedia playback control apparatus of claim 1 encoding claim, wherein said multimedia output module comprises a display and sound output module.
6, a multimedia playback apparatus according to claim 5, wherein the encoding control claim, wherein said multimedia decoding control module includes a video decoder and an audio decoder controller, respectively connected to the controller, the video decoding the audio decoder and the controller receives the multimedia data transmission, and the decoded video signal to generate an analog audio information, and outputs to the display module displays the display and sound output.
7, the multimedia playback apparatus according to the encoding control claim 1, wherein the control module associated with the multimedia playback apparatus according to the multimedia playback control program comprises playing the multimedia file, the control module associated with the multimedia said coded data is uniquely associated with the multimedia file.
8, the multimedia playing apparatus according to claim encoding control claim 7, according to playback control program includes play, stop, volume or program mode control.
9. The multimedia playback control apparatus of encoding claim 7, according to playback control program is burned into the control module of the multimedia decoding ROM.
10, multimedia playback apparatus according to the encoding control claim 9, said apparatus further comprising a multimedia player decryption module for decrypting the encrypted encoded data and transmitted to the associated control module for processing multimedia.
11. The multimedia playback control apparatus of claim 1 encoding claim, wherein the encoded information further includes a processing module, the processing of encoded information outside the receiving module to generate encoded data.
12, encoding multimedia player control system, comprising:
Encoding vector comprising encoded information and surface information, said micro-coded coding information is said information surface profiling information, coding information uniquely associated with the surface of the information;
Identification encoding means includes an optical system, image sensor module, image processing module and an output module, the optical system reads and obtains the encoded information encoded optical signal carrier, an image sensing module receives and processes the optical signal into a video electrical signal, the image processing module processes the electrical signal is encoded image data, and outputs the encoded data through the output module;
Multimedia playing apparatus, comprising a receiving module, a multimedia decoding control module, a memory, a multimedia output module;
Wherein,
The multimedia playing apparatus further comprises a control module associated with the multimedia information is coded, the inner surface of the information memory of the multimedia playing apparatus stores said unique code carrier associated with the corresponding multimedia file, said encoded data to said encoded vector uniquely associated with the surface of the multimedia information respectively associated with the file, the encoding means outputs encoded data of the identification of the multimedia playing apparatus according to the associated control module for processing multimedia coded and read only data associated with the corresponding multimedia file generating multimedia files, audio and video decoding control module processes the multimedia file, and outputs the multimedia output module.
13, the multimedia playback system according to claim 12, wherein the encoding control claim, wherein said playback output module comprises a display and sound output module.
14. The multimedia playback control coding system according to claim 12, wherein the coded data corresponding to the multimedia file and multimedia database merge file, and writes the encoded multimedia data database file header , the multimedia files associated with the database file associated with the media package is generated.
15, the multimedia playback system according to claim 12, wherein the encoding control, characterized in that said multimedia content comprises multimedia file associated with the file, the file name, and the encoded data storage path.
A wireless transmitter 16, the multimedia playback system according to claim 12, wherein the encoding control, characterized in that said encoding means outputs the identification module comprises a wireless transmitter module, the receiving module of said multimedia playing apparatus comprising the output module a wireless receiving module corresponding to the module.
17. The multimedia playback control encoding system according to the multimedia player 16, characterized in that the wireless transmitter identification coding apparatus according module comprises a Bluetooth transmitter or infrared or radio frequency transmitting module transmitting module, wireless receiving module receiving module comprises a Bluetooth or infrared receiver module or radio frequency receiver module.
18. The multimedia playback control coding system according to claim 12, wherein the output module of said coded identification means comprises a data interface module receiving interface, the multimedia playback apparatus includes a data output interface module interface corresponding to the interface data interface.
19. The multimedia playback control encoding system according to claim 18, wherein the data interface of the interface means identifying said encoded data interface comprises an interface to a USB interface or an IEEE1394 interface screen interface, the multimedia playing apparatus comprising USB port interface or IEEE1394 interface interface.
20. The multimedia playback control coding system according to claim 12, wherein the control module associated with the multimedia multimedia playing apparatus comprising a player according to a control program associated with the multimedia files, the control module associated with the multimedia said coded data is uniquely associated with the multimedia file.
21, the multimedia playback system according to claim encoding control claim 20, according to playback control program includes play, stop, volume or program mode control.
22, the multimedia playback system according to claim encoding control claim 20, the associated multimedia control module further includes a read only memory, the playback control program is burned into a read-only memory.
23, the multimedia playback system according to claim encoding control claim 20, said apparatus further includes a coded identification of the encryption module, said multimedia playing apparatus further comprises a decryption module, said code recognition means coded data subjected to encryption module transmitting to the multimedia player, the multimedia playback apparatus decrypts transmitted to the associated control module for processing multimedia.
24. The multimedia playback control encoding system according to claim 23, said encryption module identification encoding means is encoding the hardware identification number is added to the other apparatus the encoded data is encrypted.
PCT/CN2009/071347 2008-05-30 2009-04-20 Multimedia playing device and playing system with encoding control WO2009143730A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN200810114112.4 2008-05-30
CN 200810114113 CN101593535A (en) 2008-05-30 2008-05-30 Encode-controlled multimedia playing device
CN200810114113.9 2008-05-30
CN 200810114112 CN101593534B (en) 2008-05-30 2008-05-30 Encode-controlled multimedia playing system

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1464480A (en) * 2002-06-19 2003-12-31 松翰科技股份有限公司 Process for making image index and a system using the image index
CN2711807Y (en) * 2004-06-14 2005-07-20 吕宏腾 Coded image electronic book structure
US6952204B2 (en) * 2001-06-11 2005-10-04 Canon Kabushiki Kaisha 3D computer modelling apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6952204B2 (en) * 2001-06-11 2005-10-04 Canon Kabushiki Kaisha 3D computer modelling apparatus
CN1464480A (en) * 2002-06-19 2003-12-31 松翰科技股份有限公司 Process for making image index and a system using the image index
CN2711807Y (en) * 2004-06-14 2005-07-20 吕宏腾 Coded image electronic book structure

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