TWI410863B - Peer - to - peer multimedia control system - Google Patents

Abstract

The present invention discloses a kind of reciprocal multimedia control system, which is composed of a first electronic apparatus and a second electronic apparatus. The first electronic apparatus includes a receiving unit, a first processing unit, and a first data transmission port, wherein the first data transmission port is electrically connected to the first processing unit. The receiving unit receives a control signal, and then transmits the signal to the first processing unit so that a request signal is generated accordingly. The second electronic apparatus includes a second data transmission port and a second processing unit, wherein the second data transmission port is electrically connected to the first data transmission port for establishing a transmission channel and accordingly receiving the request signal thereby. The second processing unit, according to the request signal, assures a system resource to generate a recognition signal, in which the recognition signal is transmitted to the first electronic apparatus via the transmission channel. The first processing unit will receive the recognition signal, and then controls system resource of the second electronic apparatus according to the control signal, and the reciprocal connection and control between the first electronic apparatus and the second electronic apparatus is established.

Description

Peer-to-peer multimedia control system

The invention relates to a peer-to-peer multimedia control system, in particular to a peer-to-peer multimedia control system capable of two-way confirmation control signals.

With the rapid development of technology and the demand for multimedia entertainment, single-play multimedia files are no longer in line with demand, so karaoke or other audio-visual playback devices have emerged. The first picture is a block diagram of a conventional accompaniment system. The conventional accompaniment system 100 is a master-slave architecture, the accompaniment system 100 can control and distribute itself and the resources connected to the accompaniment system 100, and the peripheral devices connected to the accompaniment system 100 can play the multimedia information of the accompaniment system 100. The control signal received by the central processing unit 101 from the receiving unit 110 is processed by the audio unit 120, the video unit 130, and the data library 140, respectively. The audio unit 120 can generate the sound effect information according to the control signal, and the sound effect information is processed by the sound effect processing unit 121 and output to the speaker 123 through the amplifier 122. The video processing unit 130 can generate video information according to the control signal, and display the information on the screen through an On Screen Display (OSD) unit 131, and output the information to the display device 132. The database 140 can access the information of the multimedia materials and display the information of the plurality of multimedia materials to the on-screen display. The above accompaniment system 100 is suitable for connection with a home display and a multimedia output system, but lacks the flexibility of expanding data and does not have the property of interacting with others. .

There are also multiple portals on the Internet for users to play vocal system data online. These websites provide a large number of multimedia files and allow interaction with others, but pure computer systems do not have special sound control similar to the vocal system when interacting. Also reduces the fun of interacting with each other.

In view of the above problems, it is an object of the present invention to provide a peer-to-peer multimedia control system to solve the problem of establishing peer-to-peer connection and control with electronic devices in a system.

In accordance with the purpose of the present invention, a Peer to Peer multimedia control system is provided that includes a first electronic device and a second electronic device. The first electronic device includes a receiving unit, a first processing unit and a first data transmission port, and the first data transmission port is electrically connected to the first processing unit. After receiving the control signal, the receiving unit transmits the control signal to the first processing unit, and the first processing unit generates a request signal according to the control signal. The second electronic device includes a second data transmission port and a second processing unit. The second data transmission port is electrically connected to the first data transmission port to establish a transmission channel, and receives the request signal through the transmission channel, and the second processing The unit confirms a system resource according to the request signal and generates a confirmation signal, and the confirmation signal is transmitted to the first electronic device through the transmission channel. The first processing unit controls the system resources according to the control signal after receiving the confirmation signal.

The system resource includes an audio unit electrically connected to the second processing unit and performing audio processing on a multimedia material.

The control signal is a volume control signal, and the audio unit performs volume amplification or reduction processing on the multimedia data according to the volume control signal.

The system resource includes a video processing unit electrically connected to the second processing unit.

The control signal is a video control signal, and the video processing unit superimposes the multimedia data according to the on-screen display (OSD) unit according to the video control signal.

The system resource includes a database connected to the second processing unit.

The second electronic device further includes an on-demand module, and the on-demand module accesses information of the video processing unit or the database.

The control signal is a one-click interface control signal, and the on-demand module displays a multimedia message according to the menu interface control signal to be superimposed by the on-screen display unit.

The first electronic device further includes an audio processing unit, and is electrically connected to the first processing unit and performs an audio processing on the first audio data.

The first processing unit controls the sound processing unit according to the control signal after receiving the confirmation signal.

The audio unit captures one of the second audio data of the multimedia data, and the audio processing unit receives the second audio data through the transmission channel.

The control signal is an audio control signal, and the sound processing unit performs another sound effect on the first audio data or the second audio data according to the audio control signal.

Among them, the sound processing includes removing vocals, lifting and lowering, sound quality control, sound field control, mute control, echo control, reverberation control or surround sound control.

The first processing unit does not receive the confirmation signal, and controls the audio unit according to the control signal.

The receiving unit is an infrared receiving device, a Bluetooth receiving device or a panel.

The second electronic device further includes an input module, the input module can generate another control signal, and the second processing unit receives the control signal and operates the second electronic device.

In view of the above, a peer-to-peer multimedia control system in accordance with the present invention may have one or more of the following advantages:

(1) The peer-to-peer multimedia control system can perform the peer-to-peer control of the first electronic device and the second electronic device through the transmission channel, so that the two electronic devices can mutually control each other's resource systems according to the control signals.

(2) The peer-to-peer multimedia control system can allow the connection channel to be temporarily disabled, and then connect and transmit the request signal or the confirmation signal continuously, so the system has high fault tolerance.

1‧‧‧Multimedia Control System

10‧‧‧First electronic device

11, 110‧‧‧ receiving unit

12‧‧‧First Processing Unit

13‧‧‧First Data Transfer埠

14‧‧‧Control unit

15, 121‧‧‧ sound processing unit

16, 122‧‧ amps

17‧‧‧Audio output device

20‧‧‧Second electronic device

22‧‧‧Second processing unit

23‧‧‧Second data transmission埠

24‧‧‧System resources

24a, 120‧‧‧ audio unit

24b, 130‧ ‧ video processing unit

24c, 140‧‧ ‧ database

25, 131‧‧ ‧ on-screen display

26, 132‧‧‧ display device

27‧‧‧ on-demand module

28‧‧‧Input module

30‧‧‧Transmission channel

40‧‧‧ audio transmission channel

100‧‧‧Singing system

101‧‧‧Central Processing Unit

123‧‧‧ horn

S1‧‧‧ play screen

S2‧‧‧Information to be broadcast

S3‧‧‧Menu

S4‧‧‧ Main Menu

1 is a block diagram of a conventional accompaniment system; FIG. 2 is a block diagram of a peer-to-peer multimedia control system of the present invention; and FIG. 3a is a schematic diagram showing a volume increase on the screen of the present invention; Is a schematic diagram showing the volume reduction on the screen of the present invention; and FIG. 3c is a schematic diagram showing the display of silence on the screen of the present invention; Figure 4 is a schematic diagram of the on-demand module of the present invention.

Please refer to FIG. 2, which is a block diagram of the peer-to-peer multimedia control system of the present invention. In the figure, the peer-to-peer multimedia control system 1 has a first electronic device 10 and a second electronic device 20, and the first electronic device 10 and the second electronic device 20 are electrically connected via a transmission channel 30. The first electronic device 10 can be an audio processing device, and the second electronic device 20 can be an audio and video processing device.

The first electronic device 10 includes a receiving unit 11, a first processing unit 12, and a first data transmission unit 13, wherein the receiving unit 11 is electrically connected to the first processing unit 12, and the first processing unit 12 and the first data unit The transmission port 13 is electrically connected. The second electronic device 20 includes a second processing unit 22 and a second data transmission port 23, wherein the second processing unit 22 is electrically connected to the second data transmission port 23. When the user sends a control signal from a control unit 14 such as a remote controller or a panel, the receiving unit 11 receives the control signal and transmits the control signal to the first processing unit 12. The control signal may include, but is not limited to, a volume control signal, an audio control signal, a video control signal, or a one-time interface control signal. After receiving the control signal, the first processing unit 12 generates a request signal and transmits it to the first data transmission port 13. The request signal is transmitted to the second processing unit 22 via the transmission channel 30 established on the first data transmission port 13 and the second data transmission port 23, and then the second processing unit 22 confirms a system resource 24 according to the request signal and generates a confirmation signal. The confirmation signal confirms that the system resource 24 is handed over to the first processing unit 12. The confirmation signal is transmitted to the first electronic device 10 through the transmission channel 30, and the first processing unit 12 controls the system resource 24 of the second electronic device 20 according to the control signal after receiving the confirmation signal. Therefore, the peer-to-peer media of the present invention The body control system 1 has established peer-to-peer connections and controls as described above. The system resource 24 includes an audio unit 24a, a video processing unit 24b, and a database 24c.

When the second electronic device 20 retrieves a multimedia material from the database 24c, the control signal sent by the user can control the system resource 24 and process the multimedia data, including volume increase and decrease, video control or access to multimedia data. Wait. The audio unit 24a is electrically connected to the second processing unit 22, and the volume of the multimedia data is increased or decreased. The video processing unit 24b is electrically connected to the second processing unit 22 and performs video control on the multimedia data. The database 24c is connected to The second processing unit 22 accesses the multimedia material.

If the user wants to increase or decrease the volume of the multimedia material, the control unit 14 can be used to generate a volume control signal. Through the foregoing peer-to-peer connection and control, the first processing unit 12 can control the audio unit 24a according to the volume control signal, and the audio unit 24a processes the multimedia data according to the volume control signal. Moreover, when the user wants to perform video control on the multimedia data, the control unit 14 can be used to send a video control signal. Through the foregoing peer-to-peer connection and control, the first processing unit 12 can control the video processing unit 24b according to the video control signal, and the video processing unit 24b displays the multimedia data via the on-screen display (OSD) according to the video control signal. The unit 25 is displayed on a display device 26 after being superimposed on the screen.

In more detail, please refer to Figures 3a-3c, which are schematic diagrams showing the increase in volume, volume reduction, and mute on the screen of the present invention. In the figures 3a to 3c, the processing of the volume increase or decrease or the mute is performed, and the first processing unit 12 controls the audio unit 24 according to the volume processing signal to increase or decrease the volume of the multimedia data, and the first processing unit 12 controls the signal according to the video. Add or subtract the volume of the multimedia data through the on-screen display unit 25 The volume increase/decrease information is output to the display device 26, so that the user can know the volume increase/decrease or mute processing on the display device 26, as shown in the lower row of Figures 3a-3c.

In addition, the second electronic device 20 further includes an on-demand module 27, and the on-demand module 27 can access information of the video processing unit 24b or the database 24c. When the user wants to select multimedia information from the database 24c, the control unit 14 can be used to send a one-time interface control signal. The first processing unit 12 can control the on-demand module 27 according to the on-demand control signal, and the first processing unit 12 outputs the information of the on-demand module 27 to the display device 26 according to the video control signal. . It is worth noting that the volume control signal, the video control signal, and the on-demand control signal can be used in conjunction with the application or the application, and it is not limited to transmit only a single control signal at a time. The above example is the case where the second electronic device 20 processes the multimedia data stored in the second electronic device according to the control signal. Among them, S1 is the playback screen, S2 is the information to be broadcast, S3 is the function table, and S4 is the main menu. Therefore, the user can perform on-demand control of the second electronic device 20 through the first electronic device 10 by using the control unit 14 by using the screen.

In addition, the first electronic device 10 further includes an audio processing unit 15 , and the sound processing unit 15 is electrically connected to the first processing unit 12 and performs sound processing on a first audio material. After the first processing unit 12 receives the confirmation signal of the second processing unit 22, the sound effect processing unit 15 can be controlled according to the control signal. In addition, the audio unit 24a captures the second audio data of the multimedia data. The audio processing unit 15 can receive the second audio data through an audio transmission channel 40. The audio transmission channel 40 can be a line-in channel. Therefore, the first audio data and the second audio data can be processed by the sound effect processing unit 15 at the same time. At this time, if the user performs sound processing on the first audio data and the second audio data separately or simultaneously, the control unit can be utilized. 14 sends an audio control signal, and the sound processing unit 15 performs another sound processing on the first audio data or the second audio data according to the audio control signal. After the sound processing is completed, the first audio data and the second audio data are output through an amplifier 16 to an audio output device 17, and the audio output device 17 can be a speaker. The sound processing described above may include, but is not limited to, removal of human voice, lifting and lowering, sound quality control, sound field control, mute control, echo control, reverberation control, or surround sound control, depending on the occasion or application. Therefore, the peer-to-peer multimedia control system 1 of the present invention can also perform sound processing on the audio data of the first electronic device 10 and the second electronic device 20, respectively. The source of the first audio data may be audio data input through an electronic instrument input interface (MIDI), an inductive or a condenser microphone, and other audio data may be used depending on the application.

Furthermore, the current sound effect state can also be displayed together. As shown in FIGS. 3a-3c, the first processing unit 12 controls the sound effect processing unit 15 according to the sound effect control signal to perform sound effect processing on the multimedia material, and the first processing unit 12, according to the sound effect control signal, the sound effect processing information of the multimedia data is superimposed on the sound effect processing information through the on-screen display unit 25 and output to the display device 26, so that the user can obtain the sound effect processing on the display device 26, as shown in Figures 3a-3c. The upper row shows the information of "echo". In addition, other multimedia information such as "next play: song title" or "volume" may also be displayed on the display device 26 by the above description and the on-demand interface control signal, which will not be described here.

When the transmission path 30 of the first electronic device 10 and the second electronic device 20 is temporarily stopped, the first processing unit 12 cannot receive the confirmation signal of the second processing unit 22, so the first processing unit 12 controls the sound processing only according to the control signal. Unit 15. When the transmission channel 30 resumes transmission, the first processing unit controls the system resource according to the confirmation signal. .

On the other hand, in another embodiment, the second electronic device 20 further includes an input module 28 . The input module 28 can input another control signal to the second processing unit 22, and the second processing unit 22 receives the control signal and operates the second electronic device 20. The second processing unit 22 generates a request signal to the first processing unit 12 according to the control signal. The first processing unit 12 confirms the sound effect processing unit 15 according to the request signal and generates a confirmation signal, and the confirmation signal is transmitted to the first through the transmission channel 30. Two electronic devices 20. Therefore, after receiving the confirmation signal, the second processing unit 22 controls the sound effect processing unit 15 according to the control signal, and establishes peer-to-peer connection and control of the peer-to-peer multimedia control system 1 of the present embodiment. In this way, the foregoing volume control signal, video control signal, on-demand interface control signal, and audio control signal can be peer-to-peer connected and controlled by the peer-to-peer multimedia control system 1 of the present embodiment, so the connection is not described again. And control methods.

In addition, when the first electronic device 10 is not connected to the second electronic device 20, the first processing unit 12 processes only the control signal regarding the sound effect processing unit 15. That is, at this time, the peer-to-peer multimedia control system 1 is a standalone operation mode, and can perform sound processing on the audio data input to the first electronic device 10.

In addition, the first processing unit 12 of the present invention is a central processing unit (CPU) or a micro-control unit (MCU). The receiving unit 11 is an infrared connection port or a Bluetooth receiving port, and the first data transmission port 13 and the second data transmission port 23 are a universal serial bus (USB) interface, and a motor electronic engineering society. (Institute of Electrical and Electronics Engineers, IEEE) 1394 interface or a network interface.

In summary, one of the peer-to-peer multimedia control systems of the present invention is characterized in that the first electronic device and the second electronic device can be controlled in a peer-to-peer manner, so that the two electronic devices can mutually control each other's resource systems according to the control signals. The multimedia materials or audio data controlled by each other's resource system are processed according to the control signals.

In addition, another feature of the peer-to-peer multimedia control system of the present invention is that the peer-to-peer multimedia control system can allow the connection channel to be temporarily disabled, and then connect and subsequently transmit the request signal or the confirmation signal, so the device has high fault tolerance. Fault Tolerance.

The above is intended to be illustrative only and not limiting. Any equivalent modifications or alterations to the spirit and scope of the invention are intended to be included in the scope of the appended claims.

1‧‧‧Multimedia Control System

10‧‧‧First electronic device

11‧‧‧ Receiving unit

12‧‧‧First Processing Unit

13‧‧‧First Data Transfer埠

14‧‧‧Control unit

15‧‧‧Sound Processing Unit

16‧‧‧Amplifier

17‧‧‧ Horn

20‧‧‧Second electronic device

22‧‧‧Second processing unit

23‧‧‧Second data transmission埠

24‧‧‧System resources

24a‧‧‧Audio unit

24b‧‧‧Video Processing Unit

24c‧‧ ‧Database

25‧‧ ‧ on-screen display

26‧‧‧Display device

27‧‧‧ on-demand module

28‧‧‧Input module

30‧‧‧Transmission channel

40‧‧‧ audio transmission channel

Claims (17)

A peer-to-peer multimedia control system includes: a first electronic device, comprising: a receiving unit, receiving a control signal; and a first processing unit generating a request signal according to the control signal And a first data transmission system electrically connected to the first processing unit; and a second electronic device comprising: a second data transmission port electrically connected to the first data transmission to establish a transmission channel for receiving the request signal by the transmission channel; and a second processing unit for confirming a system resource according to the request signal and generating a confirmation signal, the confirmation signal being transmitted to the first by the transmission channel The electronic device, wherein the first processing unit receives the confirmation signal, and controls the system resource according to the control signal; wherein the second electronic device further includes an input module for inputting another control signal to the second processing unit Receiving, by the second processing unit, the other control signal and operating the second electronic device, the second processing unit according to the another control signal Generates another request signal to the first processing unit, the processing unit generates a first signal according to a further acknowledgment signal to the further request, by the transmission channel to transmitted to the second electronic device. The peer-to-peer multimedia control system of claim 1, wherein the system resource comprises an audio unit electrically connected to the second processing unit and performing audio processing on a multimedia material. The peer-to-peer multimedia control system of claim 2, wherein the control signal is a volume control signal, and the audio unit performs volume amplification or reduction processing on the multimedia data according to the volume control signal. The peer-to-peer multimedia control system of claim 1, wherein the system resource comprises a video processing unit electrically connected to the second processing unit. The peer-to-peer multimedia control system of claim 4, wherein the control signal is a video control signal, and the video processing unit displays the multimedia material via an on-screen display according to the video control signal (On Screen Display, OSD) unit superposition processing. The peer-to-peer multimedia control system of claim 1, wherein the system resource comprises a database connected to the second processing unit. The peer-to-peer multimedia control system of claim 6, wherein the second electronic device further comprises an on-demand module, wherein the on-demand module accesses information of the video processing unit or the database. The peer-to-peer multimedia control system as described in claim 7 wherein the control signal is a one-click interface control signal, and the on-demand module displays a multimedia message via the on-screen display unit stack according to the menu interface control signal Processing. The peer-to-peer multimedia control system of claim 1, wherein the first electronic device further comprises an audio processing unit electrically connected to the first processing unit and making a sound effect on a first audio data. deal with. The peer-to-peer multimedia control system of claim 9, wherein the first processing unit receives the confirmation signal, and controls the sound processing unit according to the control signal. The peer-to-peer multimedia control system of claim 10, wherein the audio unit captures a second audio material of the multimedia material, and the sound processing unit receives the second audio data through the transmission channel. For example, the peer-to-peer multimedia control system described in claim 11 of the patent scope, wherein the control The signal processing unit is an audio control signal, and the sound processing unit performs another sound processing on the first audio data or the second audio data according to the audio control signal. The peer-to-peer multimedia control system of claim 12, wherein the sound processing comprises removing vocals, lifting, sound quality control, sound field control, mute control, echo control, reverberation control or surround sound control. The peer-to-peer multimedia control system of claim 9, wherein the first processing unit does not receive the confirmation signal, and controls the audio unit according to the control signal. The peer-to-peer multimedia control system according to claim 1, wherein the first processing unit is a central processing unit (CPU) or a micro-control unit (MCU). The peer-to-peer multimedia control system of claim 1, wherein the receiving unit is an infrared receiving device or a Bluetooth receiving device. The peer-to-peer multimedia control system according to claim 1, wherein the first data transmission port or the second data transmission system is a universal serial bus (USB) interface, a motor electronic device. The Institute of Electrical and Electronics Engineers (IEEE) 1394 interface or a network interface.