CN100490498C - Set top box device, system and method for playing network television - Google Patents
Set top box device, system and method for playing network television Download PDFInfo
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Abstract
The set-top box includes a control unit, a network transmission interface, a data transmission interface, and a connection interface. The connection interface can link another connection interface outward. Another connection interface connects an external multimedia device. When connecting each module in the set-top box, multimedia process unit (MPU) in the external multimedia device can control the control unit to make MPU decode video/audio signal transferred by the network transmission interface and the data transmission interface respectively so as to output video and sound source. Thus, when the set-top box is in using, MPU just is shared outward so as to save cost of elements.
Description
Technical field
The present invention is relevant for set top box device, refer to especially a kind of can with the outer multimedia network of processing units television set top box device that is connected, this set top box device only when using, just needs externally to connect this multimedia processing unit, with the cost of saving element.
Background technology
Along with can providing the efficient of wideband transmission, network increases day by day, the feasibility of seeing TV and transmission image on network also increases thereupon, so the product of so-called " Web TV " also begins to prevail, " Web TV " comprises two kinds of definition: the one, show as terminal with television set, utilize box (STB) on built-in (or plug-in) machine, obtain the function of surfing the Net of the Internet; The 2nd, show as terminal with computer, utilize the wideband network environment of ADSL or Cable Modem, obtain the function of TV services.In simple terms, the former is meant " TV that can surf the Net ", and what emphasize is the system product of hardware terminal, can be described as network television receiver (Internet STB or WebTV); The latter then is meant " seeing through the network TV reception ", emphasizes the content service of TV programme.
The notion of Web TV comes from after the rise of global information network, Internet service dealer (InternetService Provider; ISP) begin the related service and the product that provide a large amount of, and the media that the consumer surfs the Net at home is except computer, should expand to other household appliances (that is the idea of " Information Appliance "), and the television set at center, parlor best selection; In recent years rise, each information or the tame numerous and confused a large amount of manpowers of input of TV university factory and fund are produced this kind Internet STB with research and development, comprise Microsoft, Sun, Thomson CE, Philips, SONY etc.
Yet, the box cost is quite high on the machine of this Web TV, this kind product will be because of the valuable product on market, and the difficult Related product of promoting this Web TV, make the utilization rate of this Web TV also be difficult to have breakthrough, seek the solution of lower cost invariably in the dealer of this industry, if can simplify the element in the box on this Web TV, or utilize the element in the box on this Web TV to integrate mutually with the interior similar elements of other products, to reduce the cost of box on this Web TV itself, in the hope of being added to the competitiveness on this market, so, how to develop the set top box device that a kind of playing network television, become for this reason considerable topic in the industry.
Summary of the invention
Because aforesaid many shortcomings, the inventor is through the permanent research and experiment of making great efforts, and development and Design goes out the set top box device of a kind of playing network television of the present invention finally, in the hope of by proposition of the present invention, can contribute to some extent society.
An object of the present invention is to provide a kind of set top box device of playing network television, this set top box device comprises a control unit, one Network Transmission interface, one data transmission interface and one connects interface, this connection interface can externally connect an external multimedia apparatus, when this external multimedia apparatus is connected with each assembly of this set top box device, one multimedia processing unit of this external multimedia apparatus can be controlled this control unit, make this multimedia processing unit can to this Network Transmission interface and this data transmission device respectively an audio-visual signal of transmission carry out data decoding and image output and source of sound respectively, so, this set top box device only needs when using, just with shared this multimedia processing unit of this external multimedia apparatus, to save the cost of element.
Another object of the present invention provides box system on a kind of machine of playing network television, this system comprises a set top box device and an external multimedia apparatus respectively, this set top box device includes one and connects interface, an one Network Transmission interface and a control unit, and this external multimedia apparatus includes another a connection interface and a multimedia processing unit, when this multimedia processing unit is connected interface with another and is connected by this connection interface, make this multimedia processing unit can with this control unit, this Network Transmission interface, this data transmission interface is connected, and can carry out the data decoding, and exported a plurality of image signals and source of sound signal respectively, so, the box system can be when using on this machine, just external shared this multimedia processing unit is to save the cost of element.
Another purpose of the present invention provides the method for box system plays Web TV on a kind of machine, the box system comprises a set top box device and an external multimedia apparatus respectively on this machine, this set top box device includes one and connects interface, an one Network Transmission interface and a control unit, and this external multimedia apparatus includes another connection interface, one multimedia processing unit, this set top box device can make this connection interface connect this another connect interface to link up mutually with this external multimedia apparatus, after the box system judges that this connection interface is connected interface with this another and is connected on this machine, and make this control unit that a plurality of these network audio-video data that this Network Transmission interface is transmitted are reached this multimedia processing unit, and convert an image signal and a source of sound signal respectively to and by this external multimedia apparatus output.
For ease of to the object, the technical characteristics and the effect of the present invention, do further understanding and understanding, for the embodiment conjunction with figs., be described in detail as follows now:
Description of drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is a flow chart of the present invention.
Fig. 3 is one embodiment of the invention flow charts.
Fig. 4 is the flow chart that the present invention carries out this Web TV function program.
Fig. 5 is the flow chart that the present invention carries out this multi-media player function program.
Fig. 6 is the flow chart that the present invention carries out this function program of making video recording.
Fig. 7 is the another embodiment of the present invention flow chart.
Embodiment
The present invention is a kind of set top box device of playing network television, see also shown in Figure 1, this set top box device 1 comprises a housing 10, include a control unit 11 (as: 8051 MCU) in this housing 10, one power supply is supported module 14 (Power Supply), and the surface of this housing 10 is provided with a Network Transmission interface 12 (as: network card Ethernet Network Card or wireless network card Wireless Network Card), one data transmission interface 13 (as: USB2.0 Host) and one connects interface 15 (as: Mini PCI), this connects interface 15 and this control unit 11, this Network Transmission interface 12, this data transmission interface 13 and this power supply support that module 14 is connected, this power supply supports module 14 that the required working power of these set top box device 1 all elements is provided, this connection interface 15 can externally connect an external multimedia apparatus 2 (as: personal multimedia players, Personal MultimediaPlayer, PMP), by a multimedia processing unit 20 that connects in this external multimedia apparatus 2, this multimedia processing unit 20 can with this control unit 11, this Network Transmission interface 12, this data transmission interface 13 is connected, and can externally connect a plurality of network audio-video data that networks 100 are received and this data transmission device to this Network Transmission interface 12 and externally connect the video-audio signal that an external device (ED) 200 (as: MP3 playing device) received and carry out the data decoding, and give output one image signal and a source of sound signal respectively, and by this set top box device 1 or 2 outputs of this external multimedia apparatus; So, this set top box device 1 can be when using, and just external shared this multimedia processing unit 20 is to save the cost of element.
Among the present invention, see also shown in Figure 1 again, this set top box device 1 still is provided with an input unit 16 in the surface of this housing 10, this input unit 16 includes a button portion 162 and a wireless signal acceptance division 160, this input unit 16 is connected with this control unit 11, and produce an execution command through triggering, this execution command can be transferred to this control unit 11, and be sent to this multimedia processing unit 20 through this connection interface 15 by this control unit 11, this wireless signal acceptance division 160 (as: RF receiver RF Reciever) receives a wireless signal that is sent by a wireless signal transmitter and wireless receiver 161, decode to produce this execution command through 11 pairs of these wireless signals of this control unit, this control unit 11 just makes this execution command, is sent to this multimedia processing unit 20 and operates with order.
The present invention is a box system on a kind of machine of playing network television, see also shown in Figure 1 again, the box system comprises a set top box device 1 and an external multimedia apparatus 2 (as: personal multimedia player PersonalMultimedia Player respectively on this machine, PMP), this set top box device 1 includes a housing 10, include a control unit 11 (as: 8051 MCU) in this housing 10, one power supply is supported module 14 (Power Supply), and the surface of this housing 10 is provided with a Network Transmission interface 12 (as: network card Ethernet Network Card or wireless network card Wireless Network Card), one data transmission interface 13 (as: USB2.0 Host), one input unit 16 and one connects interface 15 (as: Mini PCI), this connects interface 15 and this control unit 11, this Network Transmission interface 12, this data transmission interface 13 and this power supply support that module 14 is connected, this input unit 16 is connected with this control unit 11, and produce an execution command through triggering and reach this control unit 11, and this power supply supports module 14 that the required working power of these set top box device 1 all elements is provided, this connection interface 15 can externally connect this external multimedia apparatus 2, this external multimedia apparatus 2 can with this control unit 11, this Network Transmission interface 12, this data transmission interface 13 is connected, and can externally connect a plurality of network audio-video data that networks 100 are received and this data transmission device to this Network Transmission interface 12 and externally connect the video-audio signal that an external device (ED) 200 (as: MP3 playing device) received and carry out the data decoding, and give output one image signal and a source of sound signal respectively.
Among the present invention, see also shown in Figure 1 again, this external multimedia apparatus 2 includes a shell 29, include a multimedia processing unit 20 in this shell 29, and this shell 29 is provided with an image output 21 (as: high definition video signal YpbPr, S terminal S-Video, AV terminal Composite), one source of sound output 221 (as: earphone) and another connection interface 25 (as: Mini PCI), this another connection interface 25 is connected interface 15 and is connected to transmit these network audio-video data and video-audio signals with this, this multimedia processing unit 20 is connected interface 25 respectively with this another, this image output 21 and this source of sound output 221 are connected, and this multimedia processing unit 20 connects interface 25 and this control unit 11 by this another, this Network Transmission interface 12, this data transmission interface 13 is connected, and can carry out the data decoding to these network audio-video data and video-audio signal, exported a plurality of image signals and source of sound signal respectively, and externally connect display unit 30 exporting these image signals by this image output 21, and this source of sound output 221 can externally connect a loudspeaker arrangement 40 to export these source of sound signals.
See also shown in Figure 1 again, also include a system storage 23 (as: Nor Flash) and a buffer storage 24 (as: SDRAM) in this shell 29, this system storage 23 is connected with this multimedia processing unit 20, store a start-up routine 231 and a plurality of function program 232 in this system storage 23, this start-up routine 213 can provide a plurality of function choosing-items to choose the running of carrying out box system on this machine by these input unit 16 inputs according to these function programs 232, this buffer storage 24 is to be connected for the execution of this start-up routine with this multimedia processing unit 20 and to deposit this video-audio signal that is formed by these network audio-video data transaction, and this buffer storage 24 provides this multimedia processing unit 20 to read these video-audio signals so that carry out the data decoding.And have a de-multiplexer 201 (Demux) in this multimedia processing unit 20, one Reduced Instruction Set Computing unit 202 (RISC), one video processor 203 (VPD) and an audio treatment unit 204 (DSP), this Network Transmission interface 12 connects interface 15 through this, this another connect interface 25 to transmit these network audio-video data to this multimedia processing unit 20, this multimedia processing unit 20 also makes this de-multiplexer 201 that these network audio-video data transaction are become this video-audio signal, and be stored in this buffer storage 24, this video-audio signal is again via this Reduced Instruction Set Computing unit 202, this video processor 203 and this audio treatment unit 204 carry out producing after the decoding processing image signal and a source of sound signal, make this multimedia processing unit 20 with this image signal by 21 outputs of this image output, and with this source of sound signal via this multitone frequently decoding unit 22 convert to behind the simulation source of sound signal by these source of sound output 221 outputs.
In addition, see also shown in Figure 1 again, also be provided with a storage device 26 in this shell 29, this storage device 26 is connected with this multimedia processing unit 20, when this Network Transmission interface 12 is obtained these network audio-video data by this network 100, after these multimedia processing unit 20 these network audio-video data of conversion become an image signal and a source of sound signal, this multimedia processing unit 20 can be by this image output 21 and this source of sound output 221 these audio-visual signals of output, also can change these received network audio-video data of this Network Transmission interface 12 simultaneously and deposit this storage device 26 in, therefore, can reach the function of the Web TV of making video recording synchronously; And this multimedia processing unit 20 also can read by these stored video-audio signals of this storage device 26, and by this image output 21 and this source of sound output 221 these audio-visual signals of output.
See also shown in Figure 1 again, a power supply unit 27 and a display 28 that this external multimedia apparatus 2 is built-in, this power supply unit 27 and this display 28 are connected with this multimedia processor 20, this display 28 and this source of sound output 221 can be exported separately by 26 video of this storage device, and this power supply unit 27 can provide the required working power of each element in this external multimedia apparatus 2, make this external multimedia apparatus 2 can leave this set top box device 1, and independently become movably multimedia player, and when the user does not use this set top box device 1 and uses this external multimedia apparatus 2 separately, because this connects interface 15 and connects interface 25 away from this another, be not connected and be not connected interface 25 with this another, therefore, this set top box device 1 is not when using, this multimedia processing unit 20 just can provide this external multimedia apparatus 2 to manipulate separately, make this set top box device 1 unlikely idle this multimedia processing unit 20, and can save material cost.
The present invention is the method for box system plays Web TV on a kind of machine, the box system comprises a set top box device 1 and an external multimedia apparatus 2 (as: personal multimedia players respectively on this machine, PMP), this set top box device 1 includes one and connects interface 15 (as: Mini PCI), one Network Transmission interface 12 (as: network card EthernetNetwork Card or wireless network card Wireless Network Card), one control unit 11 (as: 8051 MCU) and an input unit 16 (as: key groups 162), and this external multimedia apparatus 2 includes another a connection interface 25 (as: Mini PCI) and a multimedia processing unit 20, this set top box device 1 can make these connection interface 15 connections this another connect interface 25 to link up mutually with this external multimedia apparatus 2, see also shown in Figure 2ly, the box system is that the following step is handled on this machine:
(201) judge whether this connection interface 15 is connected interface 25 with this another and is connected, if, carry out step (202), otherwise, carry out step (209);
(202) receive these input unit 16 desires and play the audio-visual execution command of sending;
(203) make this control unit 11 that a plurality of network audio-video data that this Network Transmission interface 12 is transmitted are reached this multimedia processing unit 20 according to this execution command;
(204) receive behind these video-audio signals and convert an image signal to and a source of sound signal;
(205) this image signal is exported by a display unit 30 through this image output 21;
(206) this source of sound signal is exported by a loudspeaker arrangement 40 through this source of sound output 221.
(207) use this external multimedia apparatus 2 separately.
Among the present invention, see also shown in Figure 1 again, also comprise a system storage 23 in this external multimedia apparatus 2, this system storage 23 also stores a start-up routine 231 and a plurality of function program 232, this start-up routine 213 can provide a plurality of function choosing-items according to these function programs 232, to choose the running of carrying out box system on this machine by these input unit 16 inputs, these function programs 232 can be respectively a Web TV function program, one multi-media player function program and one function program of making video recording, and this set top box device 1 includes a data transmission interface 13, this data transmission interface 13 is connected interface 15 and is connected with this, can externally connect an external device (ED) (as: MP3 playing device) 200 and receive a plurality of video-audio signals, this Web TV function program realizes the function of network browsing television image, utilize this function program 232 to connect a network 100 to browse the own television channel of being liked, and can expand the function of this function program 232 in the mode of expanding program (Plugin), make it possible to support more kinds of audio-visual forms, this Network Transmission interface 12 externally is connected with this network 100, and receive a plurality of network audio-video data, and still include the buffer storage 24 and the multitone frequency decoding unit 22 that are connected with this multimedia processing unit 20 respectively on this machine in the box system, see also shown in Figure 3, carry out this start-up routine when starting on this machine the box system when this multimedia processing unit, this multimedia processing unit 20 is just handled according to following steps:
(301) receive this input unit 16 execution command of sending;
(302) carry out corresponding function program according to this execution command;
(303) according to required this Network Transmission interface 12 of this function program 232 or this data transmission interface 13 and make it receive these network audio-video data or video-audio signals.
(304) then, these network audio-video data or this video-audio signal are carried out the data decoding and produced this image signal and source of sound signal;
(305) this image signal is exported by this display unit 30 through this image output 21;
(306) make this multitone frequency decoding unit 22 that this source of sound signal is simulated the source of sound signal through converted one;
(307) this simulation source of sound signal is exported by this source of sound output 221 through this source of sound output 221.
After function choosing-item that should the Web TV function program be selected and send an execution command of desiring playing network television by this input unit 16, see also shown in Figure 4ly, this multimedia processing unit 20 is just handled according to following steps:
(401) carry out this Web TV function program of broadcast according to this execution command;
(402) notify this control unit 11 to receive these network audio-video data and pass this multimedia processing unit 20 back by this Network Transmission interface 12;
(403) changing these network audio-video data becomes a video-audio signal and deposits this buffer storage 24 in;
(404) then, read the interior video-audio signal of this buffer storage 24 and this video-audio signal carried out the data decoding and produce this image signal and source of sound signal;
(405) this image signal is exported by this display unit 30 through this image output 21;
(406) make this multitone frequency decoding unit 22 that this source of sound signal is simulated the source of sound signal through converted one;
(407) this simulation source of sound signal is exported by this source of sound output 221 through this source of sound output 221.
In addition, see also shown in Figure 1 again, this multi-media player function program can be dialled and put audio-visual in this external device (ED) 200, and carry out wired or wireless network with the home entertainment device that has network function and be connected, in case with the multimedia messages on the search network automatically after network is connected, after function choosing-item that should the multi-media player function program being selected and sending desire by this input unit 16 and carry out this multi-media player function program, see also shown in Figure 5ly, this multimedia processing unit 20 is just handled according to following steps:
(501) carry out this multi-media player function program according to this execution command;
(502) notify this control unit 11 to make this data transmission interface 13 begin to receive these video-audio signals and reach this multimedia processing unit 20;
(503) and with these video-audio signals deposit this buffer storage 24 in;
(504) then, read the video-audio signal in this buffer storage 24 and this video-audio signal is carried out the data decoding form this image signal and source of sound signal;
(505) this image signal is exported by this display unit 30 through this image output 21;
(506) make this multitone frequency decoding unit 22 that this source of sound signal is simulated the source of sound signal through converted one;
(507) this simulation source of sound signal is exported by this source of sound output 221 through this source of sound output 221.
And this function program of making video recording with a storage device 26 as storage medium, see also shown in Figure 1 again, and store a plurality of audio-visual grade that these video-audio signals are formed, its core technology is digitlization and memory technology, this video-audio signal and these network audio-video data that this multimedia processing unit 20 can make this external device (ED) 200 and this network 100 be transmitted respectively, after this multimedia processing unit 20 is handled and deposit in this storage device 26, this storage device 26 is connected with this multimedia processing unit 20, to play these audio-visual shelves, after the function choosing-item to the function program of should making video recording is selected and is sent by this input unit 16 desire and carries out the function program of making video recording, see also shown in Figure 6ly, this multimedia processing unit 20 is just handled according to following steps:
(601) carry out this function program of making video recording according to this execution command;
(602) notify this control unit 11 with this video-audio signal or these network audio-video data passes to this multimedia processing unit 20;
(603) and with these video-audio signals deposit in this storage device 26.
In one embodiment of the invention, see also shown in Figure 1 again, wherein this input unit 16 can be a wireless signal acceptance division 160, this wireless signal acceptance division 160 can receive a wireless signal that is sent by a wireless signal transmitter and wireless receiver 161, after this control unit 11 receives this wireless signal, see also shown in Figure 7ly, just handle according to following steps:
(701) this wireless signal is decoded and produced an execution command;
(702) transmit this execution command to this multimedia processing unit 20 and carry out pairing function program 232 with order.
The above only is a specific embodiment of the best of the present invention, and structural feature of the present invention is not limited thereto, anyly be familiar with present technique field person in field of the present invention, can think easily and variation or modification, or, all can be encompassed in the claim of following this case without the improvement under the wisdom input.
Claims (13)
1, box system on a kind of machine of playing network television is characterized in that, this system comprises a set top box device and an external multimedia apparatus respectively, and this set top box device includes:
One housing;
One connects interface, is located at the surface of this housing, and is connected with this external multimedia apparatus;
One Network Transmission interface is located at the surface of this housing, and is connected interface with this and is connected, and this Network Transmission interface can externally be connected with a network, and receives a plurality of network audio-video data and pass toward this external multimedia apparatus;
One control unit is located at the surface of this housing, and is connected interface with this and is connected, and this control unit is controlled each element in this set top box device;
This external multimedia apparatus includes:
One shell;
One another connection interface is located on this shell, and this another connection interface is connected interface with this and is connected;
One multimedia processing unit, be located in this shell, this multimedia processing unit is connected interface with this another and is connected, and connect interface by this another and be connected with this control unit, this Network Transmission interface, this data transmission interface, and can carry out the data decoding to these network audio-video data, and exported a plurality of image signals and source of sound signal respectively
Wherein, also be provided with an input unit in this set top box device, be located at the surface of this housing, and be connected with this control unit, this input unit produces an execution command and reaches this control unit notifying this multimedia processing unit through triggering,
Wherein, have a de-multiplexer, a Reduced Instruction Set Computing unit, a video processor and an audio treatment unit in this multimedia processing unit, this de-multiplexer makes these network audio-video data transaction become a video-audio signal, and this video-audio signal carries out after the decoding processing via this Reduced Instruction Set Computing unit, this video processor and this audio treatment unit and converts an image signal and a source of sound signal to.
2, box system on the machine as claimed in claim 1, it is characterized in that, also be provided with a data transmission interface in this set top box device, this data transmission interface is located on this housing, and be connected interface with this and be connected, and can externally connect an external device (ED) to receive a plurality of video-audio signals and to pass toward this external multimedia apparatus.
3, box system on the machine as claimed in claim 1 is characterized in that, this external multimedia apparatus also is provided with:
One image output is located on this shell, and this image output is connected with this multimedia processing unit, and this image output can externally connect a display unit to export these image signals;
One source of sound output is located on this shell, is connected with this multimedia processing unit, and this source of sound output can externally connect a loudspeaker arrangement to export these source of sound signals.
4, box system on the machine as claimed in claim 2, it is characterized in that, this external multimedia apparatus also includes multitone decoding unit frequently, this multitone decoding unit frequently is connected with this multimedia processing unit, and this multimedia processing unit converts these source of sound signals to a plurality of simulation source of sound signals via this multitone frequency decoding unit, and makes this simulation source of sound signal by this source of sound output output.
5, box system on the machine as claimed in claim 4 is characterized in that, this external multimedia apparatus also includes:
One storage device is located in this shell, and is connected with this multimedia processing unit, and this storage device can store these video-audio signals, and reads to export this audio-visual signal by this image output and this source of sound output for this multimedia processing unit;
One system storage is located in this shell, and is connected with this multimedia processing unit, stores a start-up routine in this system storage to carry out the running of box system on this machine;
One buffer storage, be located in this shell, and be connected with this multimedia processing unit, this buffer storage can supply the execution of this start-up routine and deposit this video-audio signal that is formed by these network audio-video data transaction, and this buffer storage provides this multimedia processing unit to read these video-audio signals so that carry out the data decoding.
6, box system on the machine as claimed in claim 5, it is characterized in that this external multimedia apparatus also is provided with a power supply unit, this power supply unit is located in this shell, and be connected with this multimedia processing unit, so that the required working power of these all elements of external multimedia apparatus to be provided.
7, the method for box system plays Web TV on a kind of machine, the box system comprises a set top box device and an external multimedia apparatus respectively on this machine, this set top box device includes one and connects interface, a Network Transmission interface and a control unit, and this external multimedia apparatus includes another connection interface, a multimedia processing unit, this set top box device can make this connection interface connect this another connect interface to link up mutually with this external multimedia apparatus, the box system follows these steps to handle on this machine:
Judge whether this connection interface is connected interface with this another and is connected;
If this connection interface is connected interface with this another and is connected, then can make this control unit that a plurality of these network audio-video data that this Network Transmission interface is transmitted are reached this multimedia processing unit according to the execution command that this input unit produced;
Also convert an image signal and a source of sound signal respectively to after receiving these network audio-video data;
This image signal is through the set image output output of this external multimedia apparatus;
This source of sound signal is through the set source of sound output output of this external multimedia apparatus.
8, method as claimed in claim 7, it is characterized in that, also comprise a system storage in this external multimedia apparatus, this system storage also stores a start-up routine and a plurality of function program, this start-up routine can provide a plurality of function choosing-items according to these function programs, this start-up routine can provide a plurality of function choosing-items to choose for this input unit, and this set top box device includes a data transmission interface, this data transmission interface is connected interface with this and is connected, can externally connect an external device (ED) and receive a plurality of video-audio signals, carry out this start-up routine when starting on this machine the box system when this multimedia processing unit, this multimedia processing unit is just handled according to following steps:
Receive this input unit and send an execution command;
Carry out corresponding function program according to this execution command;
According to required this Network Transmission interface of this function program or this data transmission interface and make it receive these network audio-video data or video-audio signals.
9, method as claimed in claim 8 is characterized in that, also includes multitone decoding unit frequently in this external multimedia apparatus, and after this multimedia processing unit was changed out a source of sound signal, this multimedia processing unit was just handled according to following steps:
Make this multitone frequency decoding unit that this source of sound signal is simulated the source of sound signal through converted one;
And make this simulation source of sound signal through this source of sound output by output.
10, method as claimed in claim 9, it is characterized in that, this function program can be a Web TV function program, still include a buffer storage that is connected with this multimedia processing unit in this external multimedia apparatus, after function choosing-item that should the Web TV function program is selected and sends an execution command of desiring playing network television by this input unit, this multimedia processing unit is just handled according to following steps:
Carry out this Web TV function program according to this execution command;
Notify this control unit to make this Network Transmission interface begin to receive these network audio-video data and pass this multimedia processing unit back;
Changing these network audio-video data becomes a video-audio signal and deposits this buffer storage in;
Then, read the interior video-audio signal of this buffer storage and this video-audio signal is carried out data decoding form this image signal and source of sound signal.
11, method as claimed in claim 9, it is characterized in that, this function program can be a multi-media player function program, after function choosing-item that should the multi-media player function program being selected and sending desire by this input unit and carry out this multi-media player function program, this multimedia processing unit is just handled according to following steps:
Carry out this multi-media player function program according to this execution command;
Notify this control unit to make this data transmission interface begin to receive these video-audio signals and reach this multimedia processing unit;
And deposit these video-audio signals in this buffer storage;
Then, read the video-audio signal in this buffer storage and this video-audio signal is carried out the data decoding form this image signal and source of sound signal.
12, method as claimed in claim 9, it is characterized in that, this function program can be the function program of making video recording, and also include a storage device in this external multimedia apparatus, this storage device is connected with this multimedia processing unit and can stores these audio-visual shelves, after the function choosing-item to the function program of should making video recording was selected and is sent by this input unit desire and carries out the function program of making video recording, this multimedia processing unit was just handled according to following steps:
Carry out this function program of making video recording according to this execution command;
Notify this control unit with this video-audio signal or these network audio-video data passes to this multimedia processing unit;
These video-audio signals after the conversion are deposited in this storage device.
13, as claim 10,11 or 12 described methods, it is characterized in that, this input unit can be a wireless signal acceptance division, and when the wireless signal that this wireless signal acceptance division reception is sent by a wireless signal transmitter and wireless receiver, this control unit is just handled according to following steps:
This wireless signal is decoded and produced an execution command;
Transmit this execution command to this multimedia processing unit to order pairing function program.
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| CNB2006100240496A CN100490498C (en) | 2006-02-22 | 2006-02-22 | Set top box device, system and method for playing network television |
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| CNB2006100240496A CN100490498C (en) | 2006-02-22 | 2006-02-22 | Set top box device, system and method for playing network television |
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| CN100490498C true CN100490498C (en) | 2009-05-20 |
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