TWM606630U - Kvm switch device and system for sound reproduction effect - Google Patents

Abstract

The present invention discloses a KVM switch with sound reproduction effect. The processing circuit is connected to a plurality of computer device connection interfaces and at least one signal transmission and reception connection interface for obtaining the number of a first playback channel of the sound effect playback device through at least one signal transmission and reception connection interface and selected by the switching circuit One of the connection interfaces of the plurality of computer devices obtains audio data of a corresponding computer device. The processing circuit parses the audio data to obtain a second number of playback channels, and the processing circuit compares the number of first playback channels with the number of second playback channels to obtain a third number of playback channels. The processing circuit outputs a first sound effect signal matching the number of third playback channels through at least one signal transmission and reception interface.

Description

Multi-computer switching device and multi-computer switching system with sound reproduction effect

This creation is to provide a multi-computer switching device, in particular to a multi-computer switching device with sound reproduction effect.

Nowadays, users often have the opportunity to use multiple computer switching devices, through a set of keyboard, mouse and screen, they can easily manage multiple computer hosts. However, users who want to adjust the playback channel often encounter the inconsistency between the playback channel of the output audio and the playback channel that the audio playback device can play, so users often need to spend a lot of time to manually adjust the playback channels of both. Convergence can make the audio of the audio playback device play smoothly.

The technical problem to be solved by this creation is to provide a multi-computer switching device with sound reproduction effect for the shortcomings of the prior art, including at least one signal transmission and reception connection interface, multiple computer device transmission and reception connection interfaces, a switching circuit and a processing circuit. Multiple computer devices transmit and receive connection interfaces for connecting multiple computer devices. At least one signal transmission and reception connection interface for connecting a sound effect playback device. The switching circuit is connected to a plurality of computer device transmission and reception connection interfaces for selecting one of the plurality of computer device transmission and reception connection interfaces. The processing circuit is connected to one of the plurality of computer device transmission and reception connection interfaces selected by the switching circuit and at least one signal transmission and reception connection interface for obtaining a first playback channel number of the audio effect playback device through the at least one signal transmission and reception connection interface And a sound effect data of a corresponding computer device is obtained through one of the multiple computer device transmission and reception connection interfaces selected by the switching circuit. The processing circuit parses the sound effect data to obtain a second playback channel quantity. The processing circuit compares the number of the first playback channel with the number of the second playback channel to obtain a third playback channel number. The processing circuit outputs a first sound effect signal matching the number of the third playback channel through at least one signal transmission and reception connection interface.

In one embodiment, the processing circuit includes a demodulation circuit. The demodulation circuit obtains the sound effect data of the computer device corresponding to one of the multiple computer device transmission and reception connection interfaces selected by the switching circuit to demodulate a second audio signal and the number of second playback channels.

In one embodiment, the processing circuit includes a comparison circuit. The comparison circuit compares the number of the first playback channel with the number of the second playback channel to obtain the third playback channel number which is the less number of playback channels between the first playback channel number and the second playback channel number.

In one embodiment, the processing circuit includes a matching circuit. The matching circuit extracts the first audio signal from the second audio signal according to the number of the third playback channel, and outputs the first audio signal through at least one signal transmission and reception connection interface.

In one embodiment, the matching circuit is an audio extraction circuit. When the number of first playback channels is less than or equal to the number of second playback channels, the number of third playback channels is the number of first playback channels. When the number of first playback channels is greater than the number of second playback channels, the number of third playback channels is the number of second playback channels.

In one embodiment, the multi-computer switching device with sound effect reproduction effect includes a memory circuit connected to the processing circuit for storing the number of first playback channels of the sound effect playback device and the second playback sound of the sound effect data of multiple computer devices. The number of channels, and the matching relationship between the number of second playback channels of multiple computer devices and the number of first playback channels of the sound effect playback device.

In one embodiment, the at least one signal transmission and reception connection interface is one or a combination of a video graphics array, a digital video interface, a high-definition multimedia interface, or a display port.

In one embodiment, the multiple computer device transmission and reception connection interfaces are one or a combination of a video graphics array, a digital video interface, a high-definition multimedia interface, or a display port.

Furthermore, this creation proposes a multi-computer switching system with sound effect reproduction effect, which includes multiple computer devices, a sound effect playback device, and the multi-computer switching device of any of the above embodiments. Wherein, the multi-computer switching device obtains a first playback channel number of the sound effect playback device and the sound effect data of the multiple computer devices. The multi-computer switching device analyzes the sound effect data of the multiple computer devices to obtain a second playback channel quantity. The multi-computer switching device compares the number of the first playback channel with the number of the second playback channel to obtain a third playback channel number. The multi-computer switching device outputs a sound effect signal matching the number of the third playback channel.

In one embodiment, when one of the multiple computer devices outputs a sound signal to a multi-computer switching device with sound reproduction effect through the computer device transmission and reception interface, the demodulation circuit obtains one of the multiple computer device transmission and reception interfaces The sound effect data of a corresponding computer device is used to demodulate the second audio signal and the number of second playback channels and output to the sound effect playback device for corresponding output.

The beneficial effect of this creation is that the multi-computer switching device with sound reproduction effect provided by this creation can automatically analyze and output the technical solution of the number of playback channels through the processing circuit, which is convenient for users not to have to spend time manually adjusting and switching between multiple computers. The device itself can easily and automatically adjust the number of matching playback channels to output to the sound effect playback device for playback.

In order to have a better understanding of the features and technical content of this creation, please refer to the following detailed descriptions and drawings about this creation. However, the provided drawings are only for reference and explanation, not to limit this creation.

The following is a specific specific embodiment to illustrate the implementation of the "multi-computer switching device and multi-computer switching system with sound reproduction effect" disclosed by this creation. Those skilled in the art can understand the content of this creation from the content disclosed in this specification. Advantages and effects. This creation can be implemented or applied through other different specific embodiments, and various details in this specification can also be modified and changed based on different viewpoints and applications without departing from the concept of this creation. In addition, the drawings in this creation are merely schematic illustrations, and are not depicted in actual size, and are stated in advance. The following embodiments will further describe the related technical content of this creation in detail, but the disclosed content is not intended to limit the protection scope of this creation.

It should be understood that although terms such as “first”, “second”, and “third” may be used herein to describe various elements or signals, these elements or signals should not be limited by these terms. These terms are mainly used to distinguish one element from another, or one signal from another signal. In addition, the term "or" used in this document may include any one or a combination of more of the associated listed items depending on the actual situation.

[First Embodiment]

Referring to FIG. 1, FIG. 1 is a block diagram of the multi-computer switching device 1 with sound reproduction effect according to the first embodiment of the creation. The first embodiment of the present invention provides a multi-computer switching device 1 with a sound effect reproduction effect, which includes at least one signal transmission and reception connection interface 10, multiple computer device transmission and reception connection interfaces 12, a switching circuit 14 and a processing circuit 16. At least one signal transmission and reception connection interface 10 is used to connect a sound effect playback device 18. The switching circuit 14 is connected to a plurality of computer device transmission and reception connection interfaces 12 for selecting one of the plurality of computer device transmission and reception connection interfaces 12. The transmission and reception connection interface 12 for multiple computer devices is used to connect multiple computer devices (not shown). The processing circuit 16 is connected to one of the plurality of computer device transmission and reception connection interfaces 12 selected by the switching circuit 14 and at least one signal transmission and reception connection interface 10 to obtain one of the sound effect playback device 18 through at least one signal transmission and reception connection interface 10 The number of the first playback channel and one of the multiple computer device transmission and reception connection interfaces 12 selected by the switching circuit 14 obtains a sound effect data of a corresponding computer device. The processing circuit 16 parses the sound effect data to obtain a second playback channel quantity. The processing circuit 16 compares the number of the first playback channel with the number of the second playback channel to obtain a third playback channel number. The processing circuit 16 outputs a first sound effect signal matching the number of the third playback channel through at least one signal transmission/reception connection interface 10.

In one embodiment, the multi-computer switching device with sound effect reproduction effect includes a memory circuit 20 connected to the processing circuit 16 for storing the number of first playback channels of the sound effect playback device 18 and the first number of sound effect data of multiple computer devices. Second, the number of playback channels, and the matching relationship between the number of second playback channels of multiple computer devices and the number of first playback channels of the sound effect playback device.

Referring to FIG. 2, FIG. 2 is a block diagram of the processing circuit 16 in the multi-computer switching device 1 with sound reproduction effect in the first embodiment of the creation. In one embodiment, the processing circuit 16 includes a demodulation circuit 22. The demodulation circuit 22 obtains the audio data of the computer device corresponding to one of the multiple computer devices selected by the switching circuit 14 to receive and transmit the connection interface 12 to demodulate a second audio signal and the number of second playback channels.

In one embodiment, the processing circuit 16 includes a comparison circuit 24. The comparison circuit 24 compares the number of the first playback channel with the number of the second playback channel to obtain the third playback channel number, which is the less number of playback channels between the first playback channel number and the second playback channel number.

In one embodiment, the processing circuit 16 includes a matching circuit 26. The matching circuit 26 extracts the first audio signal from the second audio signal according to the number of third playback channels, and outputs the first audio signal through at least one signal transmission and reception connection interface 10.

In one embodiment, the matching circuit 26 is an audio extraction circuit. When the number of first playback channels is less than or equal to the number of second playback channels, the number of third playback channels is the number of first playback channels. When the number of first playback channels is greater than the number of second playback channels, the number of third playback channels is the number of second playback channels.

The playback channel is one or a combination of mono, 2.1, 5.1, 7.1, and 9.1 channels. However, the above-mentioned example is only one of the feasible embodiments and is not intended to limit this creation.

At least one signal transmission and reception connection interface 10 is a Video Graphics Array (VGA), a Digital Visual Interface (DVI), a High Definition Multimedia Interface (HDMI) or a Display Port (Display Port , DP) or a combination thereof. However, the above-mentioned example is only one of the feasible embodiments and is not intended to limit this creation.

Multiple computer device transmission and reception connection interfaces 12 are Video Graphics Array (VGA), Digital Visual Interface (DVI), High Definition Multimedia Interface (HDMI) or Display Port (Display Port). Port, DP) or a combination thereof. However, the above-mentioned example is only one of the feasible embodiments and is not intended to limit this creation.

Refer to FIG. 3, which is a schematic diagram of creating a multi-computer switching system 100 with sound reproduction effects. This creation proposes a multi-computer switching system 100 with a sound effect reproduction effect, including multiple computer devices 28, a sound effect playback device 18, and the multi-computer switching device 1 as in any of the above-mentioned embodiments. The multi-computer switching device 1 obtains a first playback channel number of the sound effect playback device 18 and the sound effect data of the multiple computer devices 28. The multi-computer switching device 1 analyzes the sound effect data of the multiple computer devices 28 to obtain a second playback channel number. The multi-computer switching device 1 compares the number of the first playback channel with the number of the second playback channel to obtain a third playback channel number. The multi-computer switching device 1 outputs a sound effect signal matching the number of the third playback channels.

In one embodiment, when one of the multiple computer devices 28 outputs the sound effect signal to the multiple computer switching device 1 with a sound effect reproduction effect through the computer device transmission and reception connection interface 12, the demodulation circuit 22 obtains the multiple computer devices The sound effect data of the computer device corresponding to one of the connection interfaces 12 is transmitted and received, so as to demodulate the second audio signal and the number of second playback channels and output to the sound effect playback device 18 for corresponding output.

[Beneficial effects of the embodiment]

One of the beneficial effects of this creation is that the multi-computer switching device with sound reproduction effect provided by this creation can automatically analyze and output the technical solution of the number of playback channels through the processing circuit, which is convenient for the user not to have to spend time-consuming manual adjustments. The computer switching device itself can easily and automatically adjust the number of matching playback channels to output to the sound effect playback device for playback.

The content disclosed above is only a preferred and feasible embodiment of the creation, and does not limit the scope of the patent application for this creation. Therefore, all equivalent technical changes made using the creation specification and schematic content are included in the application for this creation. Within the scope of the patent.

1: Multi-computer switching device with sound reproduction effect 100: Multi-computer switching system with sound reproduction effect 10: Signal transmission and reception connection interface 12: Computer device transmission and reception connection interface 14: Switching circuit 16: processing circuit 18: Sound effect playback device 20: Memory circuit 22: Demodulation circuit 24: Comparison circuit 26: matching circuit 28: computer device

Figure 1 is a block diagram of a multi-computer switching device with sound reproduction effect according to the first embodiment of the creation.

2 is a block diagram of the processing circuit in the multi-computer switching device with sound effect reproduction effect of the first embodiment of the creation.

Figure 3 is a schematic diagram of creating a multi-computer switching system with sound reproduction effects.

1: Multi-computer switching device

10: Signal transmission and reception connection interface

12: Computer device transmission and reception connection interface

14: Switching circuit

16: processing circuit

18: Sound effect playback device

20: Memory circuit

Claims (10)

A multi-computer switching device with sound reproduction effect, which is electrically connected to a multimedia device or a display device, and includes: At least one signal transmission and reception connection interface for connecting a sound effect playback device; Multiple computer device transmission and reception connection interface for connecting multiple computer devices; A switching circuit connected to the transmission and reception connection interfaces of the multiple computer devices for selecting one of the transmission and reception connection interfaces of the multiple computer devices; and A processing circuit connected to the plurality of computer device transmission and reception connection interfaces and the at least one signal transmission and reception connection interface for obtaining a first playback sound of the sound effect playback device through the at least one signal transmission and reception connection interface The number of channels and one of the transmission and reception connection interfaces of the plurality of computer devices selected by the switching circuit to obtain a sound effect data of a corresponding computer device; Wherein, the processing circuit parses the sound effect data to obtain a second playback channel number, and the processing circuit compares the first playback channel number with the second playback channel number to obtain a third playback sound The processing circuit outputs a first sound effect signal matching the number of the third playback channel through the at least one signal transmission/reception connection interface. The multi-computer switching device with audio reproduction effect according to claim 1, wherein the processing circuit includes a demodulation circuit, and the demodulation circuit obtains the transmission and reception connection interface of the multiple computer devices selected by the switching circuit. One of the corresponding audio data of the computer device is used to demodulate a second audio signal and the number of the second playback channel. The multi-computer switching device with sound effect reproduction effect according to claim 2, wherein the processing circuit includes a comparison circuit, and the comparison circuit compares the number of the first playback channel with the number of the second playback channel to obtain the The number of playback channels between the first playback channel number and the second playback channel number is the third playback channel number. According to claim 3, the multi-computer switching device with audio reproduction effects, wherein the processing circuit includes a matching circuit, and the matching circuit extracts the first audio signal from the second audio signal according to the number of the third playback channel And output the first audio signal through the at least one signal transmission/reception connection interface. For example, the multi-computer switching device with sound effect reproduction effect of claim 4, wherein the matching circuit is an audio extraction circuit, and when the number of the first playback channel is less than or equal to the number of the second playback channel, the The third playback channel quantity is the first playback channel quantity. For example, the multi-computer switching device with audio reproduction effect of claim 4, wherein the matching circuit is an audio extraction circuit, and when the number of the first playback channel is greater than the number of the second playback channel, the third The number of playback channels is the second number of playback channels. The multi-computer switching device with sound effect reproduction effect according to claim 1, including a memory circuit connected to the processing circuit for memorizing the number of the first playback channels of the sound effect playback device and the multiple computer devices The number of second playback channels of the sound effect data, and the match between the number of second playback channels of the multiple computer devices and the number of first playback channels of the sound effect playback device relationship. According to claim 1, the multi-computer switching device with sound reproduction effect, wherein the at least one signal transmission and reception connection interface is an HDMI connection interface, and the multiple computer device transmission and reception connection interfaces are HDMI connection interfaces. A multi-computer switching system with sound reproduction effect, which includes: Multiple computer devices; A sound effect playback device; and Such as the multi-computer switching device of any one of request items 1 to 8; Wherein, the multi-computer switching device obtains a first playback channel number of the sound effect playback device and the sound effect data of the multiple computer devices, and the multi-computer switching device analyzes the sound effects of the multiple computer devices Data to obtain a second playback channel number, the multi-computer switching device compares the first playback channel number with the second playback channel number to obtain a third playback channel number, the multi-computer switching The device outputs a sound effect signal matching the number of the third playback channel. For example, the multi-computer switching system with sound effect reproduction effect of claim 9, wherein one of the plurality of computer devices outputs the sound effect signal to the multi-computer switching system with sound effect reproduction effect through the computer device transmission and reception connection interface Device, the demodulation circuit obtains the audio data of the computer device corresponding to one of the transmission and reception connection interfaces of the multiple computer devices to demodulate the second audio signal and the second The number of playback channels is output to the corresponding output of the sound effect playback device.

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