CN201226555Y - Multimedia apparatus for television set and television set - Google Patents
Multimedia apparatus for television set and television set Download PDFInfo
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- CN201226555Y CN201226555Y CNU2008200452418U CN200820045241U CN201226555Y CN 201226555 Y CN201226555 Y CN 201226555Y CN U2008200452418 U CNU2008200452418 U CN U2008200452418U CN 200820045241 U CN200820045241 U CN 200820045241U CN 201226555 Y CN201226555 Y CN 201226555Y
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Abstract
The utility model relates to a multimedia device applied to a television and a television thereof. The multimedia device comprises a signal receiving unit, a network communication unit, a storage device interface, a switching unit, a buffer module, a storage unit and a main chip; wherein, the signal receiving unit is used for receiving control signals and transmitting the signals to the main chip; the network communication unit is controlled by the main chip and used for putting forward network connection request, obtaining network resource data and transmitting the network resource data to the main chip; the storage device interface provides an interface for an external storage device, is controlled by the main chip so as to read data from or write data into the external storage device; the switching unit switches the connecting states of the receiving terminal of the television and a television display device according to the control command of the main chip; the buffer module and the storage module are used for buffering or storing data; and the main chip is used for controlling the working states of the network communication unit, the storage device interface and the switching unit according to the analyzed and identified control signals transmitted by the signal receiving unit and carrying out the relevant operation processing according to the working states of the network communication unit, the storage device interface and the switching unit.
Description
Technical field
The utility model relates to the multimedia process field, relates in particular to a kind of multimedia device and a kind of television set that is applied to television set.
Background technology
Along with being showing improvement or progress day by day of science and technology, television technologies is development constantly also, pursue abundanter visual effect on the one hand, experienced from black and white to colored high definition, display plane from curved face type to pure flat, increasing and the light day by day ultra-thin evolution of volume of screen size, on the other hand, by in conjunction with television set, also progressively be developed with the demand that realizes various application function, for example, the VCD/DVD product, it can be used with television set and watch VCD, program film sources such as DVD, thus abundanter program film source can be arranged, enriched user's entertainment life; Products such as TV set-top box, when being used in combination with television set, not only can watch the program source to be the program of Digital Television, can also realize function of surfing the Net by set-top box, equipment such as digital camera, video camera, programme content that can the current broadcast of record TV set, to make things convenient for watch next time, still, generally, these functions all are separate, in a certain kind equipment, only there be a certain function wherein usually, and when needing to change the function of current required use, also need to use different equipment instead, brought great not convenient property.
The utility model content
At existing problem in the prior art, first purpose of the present utility model is to provide a kind of multimedia device that is applied to television set, and this multimedia device can be realized multiple application function when being used in combination with television set.
For achieving the above object, the utility model by the following technical solutions:
A kind of multimedia device that is applied to television set comprises the signal receiving device that receives control signal and control signal is transmitted to master chip; Receive master chip control, initiate network connecting request, obtain the network communication device of network resource data; Switching device shifter; The cache module of the data that the described master chip of buffer memory is read; Accept the storage device interface that master chip is controlled, the External memory equipment interface is provided; And while and described signal receiving device, described network communication device, described switching device shifter, the master chip that described cache module and described storage device interface connect, described master chip is used for the control signal that receives according to described signal receiving device, control described network communication device, described switching device shifter, described cache module, the operating state of described storage device interface, and according to described network communication device, described storage device interface, the operating state of described switching device shifter is carried out corresponding operational processes, described switching device shifter, be used for control signal, switch television set and receive head according to described master chip, the conducting state of television display and described master chip.
According to the above-mentioned multimedia device that is applied to television set of the present utility model, it is when being connected use with television set, can be according to the control signal that signal receiving device received, select the conducting television set to receive being connected between head and/or television display and the multimedia device, multimedia device can carry out operational processes to the multi-media signal that receives the head introducing from television set, and be stored into External memory equipment by storage device interface after treatment and/or the data after this operational processes are shown to realize delay feature through being sent to television display after handling once more, this multimedia device can also write data from the External memory equipment reading of data and/or to this External memory equipment by storage device interface, and this multimedia device can also realize obtaining network resource data by network communication device, and can also send to television display after treatment to the data that read from External memory equipment and the network resource data that is obtained and show, thereby, when this multimedia device is used in conjunction with television set, can realize multiple application operating function, for example preserve content of TV program, data that will read from External memory equipment and show in television display after operational processes by the data that network communication device obtains have been enriched the experience of user when using television set.
Second purpose of the present utility model is to provide a kind of television set, and this television set can be realized the multiple function of use except watching common TV programme.
For achieving the above object, the utility model by the following technical solutions:
A kind of television set comprises that television set receives head and television display, also comprises:
The signal receiving device that receives control signal and control signal is transmitted to master chip; Receive master chip control, initiate network connecting request, obtain the network communication device of network resource data; Switching device shifter; The cache module of the data that the described master chip of buffer memory is read; Accept the storage device interface that master chip is controlled, the External memory equipment interface is provided; And while and described signal receiving device, described network communication device, described switching device shifter, the master chip that described cache module and described storage device interface connect, described master chip, be used for the control signal that receives according to described signal receiving device, control described network communication device, described switching device shifter, described cache module, the operating state of described storage device interface, and according to described network communication device, described storage device interface, the operating state of described switching device shifter is carried out corresponding operational processes, described switching device shifter, be used for control signal, switch described television set and receive head according to described master chip, the conducting state of described television display and described master chip.
According to above-mentioned television set of the present utility model, it can be according to the control signal that signal receiving device received, select the conducting television set to receive being connected between head and/or television display and the master chip, master chip can carry out operational processes to the multi-media signal that receives the head introducing from television set, and be stored into External memory equipment by storage device interface after treatment and/or the data after the operational processes are shown to realize delay feature through being sent to television display after handling once more, can also write data from the External memory equipment reading of data and/or to this External memory equipment by storage device interface, realize obtaining network resource data by network communication device, and can also send to television display after treatment to the data that read from External memory equipment and the network resource data that is obtained and show, thereby, according to television set of the present utility model, can realize multiple application operating function, for example preserve content of TV program, data that will read from External memory equipment and show in television display after treatment by the data that network communication device obtains have been enriched the experience of user when using television set.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the multimedia device that is applied to television set of the present utility model.
Embodiment
As shown in Figure 1, be the structural representation of the embodiment of the multimedia device that is applied to television set of the present utility model.As shown in the figure, the multimedia device 3 that is applied to television set of the present utility model comprises: master chip 31, signal receiving device 32, network communication device 33, switching device shifter 34, cache module 35 and storage device interface 36, and this signal receiving device 32, network communication device 33, switching device shifter 34, cache module 35 and storage device interface 36 are connected with this master chip 31 respectively, wherein
This signal receiving device 32 is used to receive control signal, and the control signal that is received is transmitted to master chip 31;
This network communication device 33 is used to accept the control of master chip 31, initiates network connecting request, obtains network resource data, and the network resource data that is obtained is transmitted to master chip 31;
This cache module 35 is used for the data that master chip 31 reads and/or handle and gives buffer memory;
This storage device interface 34 is used to provide the interface of External memory equipment, and accepts the control of master chip 31, to write data from the External memory equipment reading of data and/or to External memory equipment;
This switching device shifter 35 is used for the control command according to master chip 31, switches that television set receives 1, the conducting state of television display 2 and this master chip 31;
This master chip 31, be used to analyze and the control signal transmitted of identification signal receiving system 32, control the operating state of this network communication device 33, switching device shifter 34, cache module 35, storage device interface 36 according to this control signal, and carry out corresponding operational processes according to the operating state of this network communication device 33, storage device interface 34, switching device shifter 35;
Described operational processes comprises: the network resource data that network communication device 33 is obtained is sent to cache module 35 and gives buffer memory, by storage device interface 34 from the External memory equipment reading of data, and the data that read are sent to cache module 35 give buffer memory, carry out and be sent to cache module 35 after first operational processes and give buffer memory receive a signal of 1 input by television set, television display 2 shows and/or write External memory equipment with data cached by storage device interface 34 to being sent to after data cached execution second operational processes, described first operational processes comprises the analog to digital conversion operation, the compressed encoding operation, second operational processes comprises decode operation, the digital to analog conversion operation.
Multimedia device of the present utility model can also comprise: the storage device 37 that is connected with master chip 31, be used to receive the control of described master chip 31, and 35 data in buffer of described cache module are stored; At this moment, described master chip 31 also is used to read the stored data of described storage device 35, and the information that is read is sent to described cache module gives buffer memory.
Wherein, this master chip 31 specifically can comprise:
Be connected in the central processing unit 311 between described network communication device 33 and the switching device shifter 34, be used to analyze and discern the control signal that described signal receiving device 32 is sent, and send control corresponding according to described control signal and instruct, control the operating state of each module;
Be connected in the DSP/ multi-medium data processing module 312 between switching device shifter 34, cache module 35 and the central processing unit 311, be used to accept the control command of central processing unit 311, carry out corresponding processing procedure, when the control command of execution first operational processes that receives described central processing unit 311, carry out first operational processes to receive a television multimedia signal of 1 input by described television set, and the result after described first operational processes is sent to described cache module 35 gives buffer memory; When the control command of execution second operational processes that receives described central processing unit 311, discern described cache module 35 data cached Format Type, select suitable decoding process according to this Format Type, and adopt this decoding process that 35 data in buffer of described cache module are carried out to be sent to described television display 2 by described switching device shifter 34 after described second operational processes and to show, wherein, this first operational processes comprises the analog to digital conversion operation, operations such as compressed encoding operation, second operational processes comprises the decoding decompression operation, operations such as digital to analog conversion operation;
Wherein, this master chip 31 can also comprise:
The clock module 315 that is connected with central processing unit 311 is used to realize clocking capability;
Wherein, when the timing time of described clock module 315 arrives setting-up time, described central processing unit 311 sends the control command that is connected between the described television display 2 of conductings and the described DSP/ multi-medium data processing module 312 from the described switching device shifter of trend 34, sends the control command of execution second operational processes simultaneously to described DSP/ multi-medium data processing module 312;
When the timing time of described clock module 315 arrives the scheduled time, described central processing unit 311 from the described switching device shifter of trend 34 send the described television set of conductings receive 1 with described DSP/ multi-medium data processing module 312 between the control command that is connected, send the control command of execution first operational processes simultaneously to described DSP/ multi-medium data processing module 312.
According to the multimedia device that is applied to television set of the present utility model, can realize multiple application function, below at the difference of performed function, the processing procedure of each module of multimedia device is elaborated.
Embodiment one:
When signal that signal receiving device 32 transmits is analyzed and identified to central processing unit 311 when carrying out the control signal of recording function, central processing unit 311 to switching device shifter 34 send the conducting television sets receive 1 and DSP/ multi-medium data processing module 312 between control command, send the control command of carrying out first operational processes to DSP/ multi-medium data processing module 312, simultaneously, central processing unit 311 sends in running order control command to the control command of data read module 313 transmissions with the formulation path of 35 data in buffer storages of cache module to storage device interface 36.
The control command that is sent according to central processing unit 311,312 pairs of DSP/ multi-medium data processing modules receive 1 a television multimedia signal of being imported from television set and carry out first operational processes, this first operational processes comprises operations such as analog to digital conversion operation, compressed encoding operation, and the data after first operational processes are sent to cache module 35 give buffer memory, data read module 313 reads that this is data cached and be sent to that storage device 37 is stored or store on the outside memory device by storage device interface 36.
Thereby, in this case, when the user need preserve the current television program content, control signal according to the execution video recording operation that is received, multimedia device of the present utility model can be stored into specified path with the programme signal of television set, the storage device that had of External memory equipment or the utility model multimedia device for example, the operation that realizes preserving content of TV program.
In some cases, the user is when preserving content of TV program, may need to watch simultaneously the content of TV program of this preservation, at this moment, this central processing unit 311 also can be simultaneously sends the control command that is connected between conducting DSP/ multi-medium data processing modules 312 and the television display 2 to switching device shifter 34, and send the control command of carrying out second operational processes to DSP/ multi-medium data processing module 312, the Format Type of 35 data in buffer of DSP/ multi-medium data processing module 312 identification cache modules, select corresponding decoding process for use according to this Format Type, and be sent to television display 2 after adopting this decoding process to this data cached execution second operational processes and show, this second operational processes comprises the decoding decompression operation, operations such as digital to analog conversion operation, wherein, the object of this second operational processes can be above-mentioned first operational processes institute's data in buffer afterwards, also can be after data in buffer after above-mentioned first operational processes is preserved, the data that to preserve data cached after data read module 313 reads again, in this case, data cached after data cached and data read module 313 after first operational processes reads takies different memory headrooms, thereby, in carrying out the recording function process, not only content of TV program can be preserved, can also be watched the effect of the content of TV program of being preserved while preserving.
In addition, clock module 315 can be realized clocking capability, and its timing time can with earth time synchronized, when the timing time of clock module 315 arrives the scheduled time, for example, during the broadcast start time point equal time of the programme content that the user need preserve, central processing unit 311 from trend switching device shifter 34 send the conducting television sets receive 1 and DSP/ multi-medium data processing module 312 between control command, send the control command of carrying out first operational processes to DSP/ multi-medium data processing module 312, simultaneously, central processing unit 311 sends in running order control command to the control command of data read module 313 transmissions with the formulation path of 35 data in buffer storages of cache module to storage device interface 34.Thereby, can realize automatically video recording function, when the user can't watch specific programme content in particular moment, the predetermined point of time that begins to carry out video recording can be set, when arriving this predetermined point of time, then automatically perform recording function, made things convenient for the user, it has enriched user's experience.
Embodiment two
When central processing unit 311 is analyzed and is identified signal that signal receiving device 32 transmits and suspends the control signal of playing for carrying out, central processing unit 311 to switching device shifter 34 send the conducting television sets receive 1 with DSP/ multi-medium data processing module 312 between the control command that is connected, send the control command of carrying out first operational processes to DSP/ multi-medium data processing module 312,312 pairs of DSP/ multi-medium data processing modules receive 1 signal of being imported from television set and carry out first operational processes, this first operational processes comprises the analog to digital conversion operation, operations such as encoding compression operation, and the data after first operational processes are sent to cache module 35 give buffer memory.
In suspending playing process, the user can continue the control signal of broadcast by the signal input apparatus input, signal receiving device 32 receives this control signal and transmits to central processing unit, analyzing and identify this control signal when central processing unit 311 is when continuing the control signal of broadcast, central processing unit 311 sends the control command that is connected between conducting television display 2 and the DSP/ multi-medium data processing module 312 to switching device shifter 34, send the control command of carrying out second operational processes to DSP/ multi-medium data processing module 312 simultaneously, DSP/ multi-medium data processing module 312 identification cache modules 35 aforementioned institute data in buffer are carried out and are sent to television display 2 after second operational processes and show that this second operational processes comprises the digital to analog conversion operation, operations such as decompression.Thereby, in this case, when using television set,, TV programme is suspended play if the user need leave television set and handle other affairs temporarily in conjunction with multimedia device of the present utility model, realize the time-delay playing function, can not leak and see programme content.
In addition, when receiving the control signal of carrying out the time-out broadcast, central processing unit 311 also can send the control command of timing simultaneously to clock module 315, according to default setting-up time, when the timing time of clock module 315 arrives this setting-up time, central processing unit 311 sends the control command that is connected between conducting television display 2 and the DSP/ multi-medium data processing module 312 from trend switching device shifter 34, send the control command of carrying out second operational processes to DSP/ multi-medium data processing module 312 simultaneously, the Format Type of 35 data in buffer of DSP/ multi-medium data processing module 312 identification cache modules, select suitable decoding process according to this type of data format, and be sent to television display 2 after adopting this decoding process to this data cached execution second operational processes and show, this second operational processes comprises the decoding decompression operation, thereby, can realize the function that automatic time delay is play.
Embodiment three:
When central processing unit 311 is analyzed and is identified signal that signal receiving device 32 transmits and obtains the control signal of Internet resources for carrying out, central processing unit 311 sends in running order control command to network communication device 33, send the control command that reads the data that network communication device 33 obtained to data read module 313, send the control command that is connected between conducting television display 2 and the DSP/ multi-medium data processing module 312 to switching device shifter 34, and send to DSP/ multi-medium data processing module 312 and to carry out second control command of operating.
The control command that is sent according to central processing unit 311, network communication device 33 is initiated network connecting request, obtain network resource data, this network resource data can be the multimedia resource data on the website, also can be data such as web page text, data read module is sent to cache module 35 with the resource data that this network communication device obtained and gives buffer memory, the Format Type of 35 data in buffer of DSP/ multi-medium data processing module 312 identification cache modules, and according to data cached type this is data cachedly carried out being sent to television display 2 after second operational processes and shows, wherein, this second operational processes comprises the decoding decompression operation, operations such as digital to analog conversion operation.
Thereby, under the utility model device and situation that television set is used in combination, the user can realize function of surfing the Net by television set, for example browsing page, obtain media resource data on the website or the like, enrich the program source when using TV, and enriched user's experience.
Embodiment four:
Analyzing and identify signal that signal receiving device 32 transmitted when central processing unit 311 is when opening the control signal of the stored media file of External memory equipment or storage device 37, central processing unit 311 sends the control command that is connected between conducting television display 2 and the DSP/ multi-medium data processing module 312 to switching device shifter 34, send the control command of carrying out second operational processes to DSP/ multi-medium data processing module 312, send the control command of the file that reads specified path simultaneously to data read module 313, data read module 313 by direct read storage device 37 file or read the file of External memory equipment by storage device interface 36, and the file content that is read is sent to cache module 35 gives buffer memory, the type of 35 data in buffer of DSP/ multi-medium data processing module 312 identification cache modules, and this is data cachedly carried out being sent to television display 2 after second operational processes and show according to this data type, wherein, this second operational processes comprises the decoding decompression operation, operations such as digital to analog conversion operation.
Thereby under the utility model device and situation that television set is used in combination, the user can watch the stored programme content of storage device 37 of External memory equipment or the utility model device by television set.
Wherein, described storage device interface 313 can comprise SD interface, USB interface or the like, thereby multimedia device of the present utility model can insert portable memory apparatus such as SD card, moveable magnetic disc, removable hard disk, thereby both the content of TV program of being watched can be preserved, and can increase the program source when using television set, enrich user's experience.
Wherein, in first operational processes in above-mentioned variety of processes, analog to digital conversion operation in described first operational processes, when the data after the analog to digital conversion are carried out the compressed encoding operation, the coded system that is adopted is preferably the mpeg-4 coded system, because the mpeg-4 coded system has resolution height, compression ratio height, dynamic assignment code stream, is fit to the fixing and high anti-error code of Network Transmission, algorithm, make the multimedia file picture quality height that generated, shared space is little and have higher fail safe and confidentiality.
Because multimedia file has various form, and different multimedia files can adopt different code encoding/decoding modes, and when reading the stored file of External memory equipment, the form of the multimedia file that it is stored is unpredictable, in DSP/ multi-medium data processing module 312 of the present utility model, the various code encoding/decoding mode that includes the multimedia file of corresponding different-format, for example: mpeg1, mpeg2, mpeg4, asp, wmv or the like, to support multiple multimedia file format, mp3 for example, wma, wav, avi, mp4, mov, dat or the like, thus strong multimedia processing capability had.
Wherein, above-mentioned master chip 31, be preferably and adopt the CC1100 family chip, this CC1100 family chip has strong multimedia processing capability, can support to use the demand of various multimedia file formats, thereby multimedia device of the present utility model can be designed on the basis of this CC1100 family chip.
Need to prove, the explanation of above-mentioned processing mode at each concrete operations function, just the several concrete operations modes at the utility model device are elaborated, not in order to limit scope of the present utility model, on the basis of the utility model device, can also make multinomial improvement, for example, on the basis of the utility model device, showing on television display 2 after DSP/ multi-medium data processing module 312 is handled provides the user to select corresponding function, the picture of corresponding operating, the user can select function corresponding according to the prompting of picture, according to user-selected corresponding function, carries out the function corresponding operation.
In addition, shown in Figure 1 can also be the structural representation of a kind of television set provided by the utility model, this television set comprises that also television set receives 1 and television display 2 except comprising aforesaid multimedia device 3, the three can form the complete television devices of a cover jointly.
Above-described the utility model execution mode does not constitute the qualification to the utility model protection range.Any modification of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the claim protection range of the present utility model.
Claims (10)
1, a kind of multimedia device that is applied to television set is characterized in that: comprise the signal receiving device that receives control signal and control signal is transmitted to master chip; Receive master chip control, initiate network connecting request, obtain the network communication device of network resource data; Switching device shifter; The cache module of the data that the described master chip of buffer memory is read; Accept the storage device interface that master chip is controlled, the External memory equipment interface is provided; And while and described signal receiving device, described network communication device, described switching device shifter, the master chip that described cache module and described storage device interface connect, described master chip is used for the control signal that receives according to described signal receiving device, control described network communication device, described switching device shifter, described cache module, the operating state of described storage device interface, and according to described network communication device, described storage device interface, the operating state of described switching device shifter is carried out corresponding operational processes, described switching device shifter, be used for control signal, switch television set and receive head according to described master chip, the conducting state of television display and described master chip.
2, the multimedia device that is applied to television set according to claim 1 is characterized in that, described multimedia device also comprises:
Be connected, store the storage device of described cache module institute data in buffer with described master chip.
3, the multimedia device that is applied to television set according to claim 1 and 2 is characterized in that: described master chip is the CC1100 family chip.
4, the multimedia device that is applied to television set according to claim 1 and 2 is characterized in that, described master chip specifically comprises:
Be connected between described switching device shifter and the described network communication device, control the central processing unit of each module operating state;
Be connected in the DSP/ multi-medium data processing module between described central processing unit, described switching device shifter and the described cache module; And
Data read module, this data read module are connected between described cache module, described storage device interface, described network communication device, described storage device and the described central processing unit;
Described DSP/ multi-medium data processing module is accepted the control of described central processing unit, carries out corresponding operational processes to received the multi-media signal of head input and/or the signal of described cache module institute buffer memory by described television set.
5, the multimedia device that is applied to television set according to claim 4 is characterized in that, described master chip also comprises:
The clock module that is connected, is used to realize clocking capability with described central processing unit.
6, a kind of television set comprises that television set receives head and television display, it is characterized in that, also comprises:
The signal receiving device that receives control signal and control signal is transmitted to master chip; Receive master chip control, initiate network connecting request, obtain the network communication device of network resource data; Switching device shifter; The cache module of the data that the described master chip of buffer memory is read; Accept the storage device interface that master chip is controlled, the External memory equipment interface is provided; And while and described signal receiving device, described network communication device, described switching device shifter, the master chip that described cache module and described storage device interface connect, described master chip, be used for the control signal that receives according to described signal receiving device, control described network communication device, described switching device shifter, described cache module, the operating state of described storage device interface, and according to described network communication device, described storage device interface, the operating state of described switching device shifter is carried out corresponding operational processes, described switching device shifter, be used for control signal, switch described television set and receive head according to described master chip, the conducting state of described television display and described master chip.
7, the multimedia device that is applied to television set according to claim 6 is characterized in that, described multimedia device also comprises:
Be connected, store the storage device of described cache module institute data in buffer with described master chip.
8, according to claim 6 or the 7 described multimedia devices that are applied to television set, it is characterized in that: described master chip is the CC1100 family chip.
9, according to claim 6 or the 7 described multimedia devices that are applied to television set, it is characterized in that described master chip specifically comprises:
Be connected in the central processing unit between described switching device shifter and the described network communication device;
DSP/ multi-medium data processing module between connection and described switching device shifter, described cache module and the described central processing unit; And
Data read module, this data read module are connected between described cache module, described storage device interface, described network communication device, described storage device and the described central processing unit;
Described DSP/ multi-medium data processing module is accepted the control of described central processing unit, carries out corresponding operational processes to received the multi-media signal of head input and/or the signal of described cache module institute buffer memory by described television set.
10, the multimedia device that is applied to television set according to claim 9 is characterized in that, described master chip also comprises:
The clock module that is connected, is used to realize clocking capability with described central processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200452418U CN201226555Y (en) | 2008-03-21 | 2008-03-21 | Multimedia apparatus for television set and television set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200452418U CN201226555Y (en) | 2008-03-21 | 2008-03-21 | Multimedia apparatus for television set and television set |
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| Publication Number | Publication Date |
|---|---|
| CN201226555Y true CN201226555Y (en) | 2009-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200452418U Expired - Fee Related CN201226555Y (en) | 2008-03-21 | 2008-03-21 | Multimedia apparatus for television set and television set |
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| Country | Link |
|---|---|
| CN (1) | CN201226555Y (en) |
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2008
- 2008-03-21 CN CNU2008200452418U patent/CN201226555Y/en not_active Expired - Fee Related
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Granted publication date: 20090422 Termination date: 20100321 |