CN113497959A - Display system and voice wake-up starting method - Google Patents
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000005236 sound signal Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000013473 artificial intelligence Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/22—Procedures used during a speech recognition process, e.g. man-machine dialogue
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4432—Powering on the client, e.g. bootstrap loading using setup parameters being stored locally or received from the server
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4436—Power management, e.g. shutting down unused components of the receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/458—Scheduling content for creating a personalised stream, e.g. by combining a locally stored advertisement with an incoming stream; Updating operations, e.g. for OS modules ; time-related management operations
- H04N21/4586—Content update operation triggered locally, e.g. by comparing the version of software modules in a DVB carousel to the version stored locally
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- Multimedia (AREA)
- Signal Processing (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Databases & Information Systems (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
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Abstract
The application provides a display system and a voice awakening starting method, wherein the display system comprises a display device and a voice control device, and the voice awakening starting method comprises the following steps: if the display equipment receives the standby request, a standby instruction is sent to the voice control equipment through the USB; the voice control equipment enters a standby mode according to the standby instruction, returns a standby success instruction to the display equipment and controls a target terminal of a USB interface of the voice control equipment to be switched from a data signal channel to an interrupt signal channel; the display equipment controls a target terminal of a USB interface of the display equipment to be switched from a data signal channel to an interrupt signal channel according to the standby success instruction; if the voice control equipment detects the startup awakening word, sending a startup signal to the display equipment through the interrupt signal channel; and the display equipment is started up according to the starting-up signal. The embodiment of the invention realizes the function of awakening the startup by voice when the display equipment is in the standby state, and improves the user experience.
Description
Technical Field
The application relates to the technical field of display, in particular to a display system and a voice wake-up starting method.
Background
With the continuous progress of the intelligent voice technology, the intelligent voice technology is more and more widely applied to television products. The intelligent voice technology is realized by installing the intelligent voice control equipment outside the television. The user can realize the functions of searching movies by voice, controlling the playing progress, identifying images, inquiring weather and the like on the television product.
At present, there are a lot of tv products which have been developed and mass-produced in the market and do not have the intelligent voice function, and in order to improve the sales performance of the existing tv products, the existing tv is usually connected with an external voice control device through a Universal Serial Bus (USB) interface to realize the intelligent voice control function. The intelligent voice control equipment is used for receiving control voice expressed by a user, converting the collected control voice into a control instruction and sending the control instruction to the television, and the television executes a control function according to the control instruction.
However, when the television is connected to the intelligent voice control device through the USB interface to implement the intelligent voice control function, the function of the intelligent voice control device is limited by the power-on state of the television. The intelligent voice control device can normally execute the intelligent voice control function only when the television is in the open state. Therefore, when the television is in a standby state, the intelligent voice control device cannot provide the function of turning on the television through the power-on wake-up word, and the use experience of the user is influenced.
Disclosure of Invention
The application provides a display system and a voice wake-up starting method, which are used for solving the problem that when a display device is in a standby state, a voice control device cannot turn on the display device through a start-up wake-up word.
In a first aspect, the present application provides a display system comprising:
the display device is connected with the voice control device through a Universal Serial Bus (USB) and is configured to send a standby instruction to the voice control device through the USB if a standby request is received;
the voice control equipment is configured to enter a standby mode according to the standby instruction, return a standby success instruction to the display equipment and control a target terminal of a USB interface of the voice control equipment to be switched from a data signal channel to an interrupt signal channel;
the display device is configured to control a target terminal of a USB interface of the display device to switch from a data signal channel to an interrupt signal channel according to the standby success instruction;
the voice control device is configured to send a power-on signal to the display device through the interrupt signal channel if the power-on wake-up word is detected;
the display device is configured to be powered on according to the power-on signal.
In one possible implementation, the display device further includes:
the voice control equipment comprises a voice control chip and a first multiplexer; an interrupt signal terminal of the first multiplexer is connected with an interrupt signal terminal of the voice control chip, a control terminal is connected with a universal input/output port of the voice control chip, a first data terminal is connected with a data transmission terminal of the voice control chip, and a second data terminal is connected with a target terminal of a USB interface of the voice control chip;
the voice control chip is configured to send a first interrupt switching signal to the control terminal of the first multiplexer through the input/output port of the voice control chip if entering a standby mode according to the standby instruction, so that the first multiplexer controls the second data terminal of the first multiplexer to be switched from a data signal channel to an interrupt signal channel.
In one possible implementation, the display device further includes:
the display device comprises a display chip and a second multiplexer; the interrupt signal terminal of the second multiplexer is connected with the interrupt signal terminal of the display chip, the control terminal is connected with the general input/output port of the display chip, the first data terminal is connected with the data transmission terminal of the display chip, and the second data terminal is connected with the target terminal of the USB interface of the display chip;
the display chip is configured to send a second interrupt switching signal to the second multiplexer through the input/output port of the display chip according to the standby success instruction, so that the second multiplexer controls the second data terminal of the second multiplexer to switch from the data signal channel to the interrupt signal channel.
In one possible implementation, the display device further includes:
the voice control device is further configured to control a target terminal of a USB interface of the voice control device to switch from an interrupt signal channel to a data signal channel after a preset time interval of sending a power-on signal to the display device through the interrupt signal channel;
the display device is further configured to control a target terminal of a USB interface of the display device to switch from an interrupt signal channel to a data signal channel if the display device is turned on according to the power-on signal.
In one possible implementation, the display device further includes:
the display device is also configured to send a power-on instruction to the voice control device if the power-on starting state is detected to be the power-on through the power-on wake-up word;
the voice control equipment is also configured to enter a starting mode according to the starting instruction and execute a voice acquisition function;
the display device is further configured to send a standby instruction to the voice control device if the power-on starting state is normal power-on;
the voice control device is further configured to: and entering a standby mode according to the standby instruction and executing a voice awakening function.
In one possible implementation, the display device further includes:
the USB interface of the display equipment is set to be a USB3.0 female terminal, and the target terminal of the USB interface of the display equipment is a USB _ D + port of the female terminal;
the USB interface of the voice control equipment is set to be a USB3.0 male terminal, and the target terminal of the USB interface of the voice control equipment is a male terminal USB _ D + port.
In one possible implementation, the display device further includes:
the display device is further configured to transmit the played audio signal to the voice control device through the data signal channel;
the voice control device is further configured to filter the captured voice signal according to the audio signal.
In one possible implementation, the display device further includes:
the voice control device is provided with a function starting switch, and the function starting switch is used for starting and closing a voice awakening function and a voice collecting function of the voice control device.
In one possible implementation, the display device further includes:
the display device acquires the firmware version information stored by the voice control device through the data signal channel and acquires the firmware of the latest version of the voice control device through a network, and if the firmware version stored by the voice control device is lower than the latest version, the display device updates the firmware of the voice control device through the data signal channel.
In a second aspect, the present application provides a voice wake-up booting method, which is applied to a display system, where the display system includes: the method comprises the following steps that display equipment and voice control equipment are connected through a USB, and the method comprises the following steps:
if the display equipment receives a standby request, a standby instruction is sent to the voice control equipment through a USB;
the voice control equipment enters a standby mode according to the standby instruction, returns a standby success instruction to the display equipment and controls a target terminal of a USB interface of the voice control equipment to be switched from a data signal channel to an interrupt signal channel;
the display equipment controls a target terminal of a USB interface of the display equipment to be switched from a data signal channel to an interrupt signal channel according to the standby success instruction;
if the voice control equipment detects a startup awakening word, sending a startup signal to the display equipment through the interrupt signal channel;
and the display equipment is started according to the starting signal.
According to the display system and the voice awakening starting method, the target terminal of the USB interface of the voice control device and the target terminal of the USB interface of the display device are used as the interrupt multiplexing terminal, when the display device is in a standby state, if the voice control device detects the awakening starting voice, the target terminal of the USB interface of the voice control device and the target terminal of the USB interface of the display device are switched to the interrupt signal channel, so that the voice control device sends the voice awakening instruction to the display device through the interrupt signal channel to start the display device, the function of awakening starting through voice when the display device is in the standby state is achieved, and user experience is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic view of an application scenario of a display system according to an embodiment of the present invention;
fig. 2 is a first schematic diagram illustrating a connection between a display device and a voice control device according to an embodiment of the present invention;
fig. 3 is a schematic diagram illustrating a connection between a display device and a voice control device according to an embodiment of the present invention;
fig. 4 is a third schematic view illustrating a connection between a display device and a voice control device according to an embodiment of the present invention;
fig. 5 is a flowchart illustrating a voice wake-up booting method according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims of the present application and in the above-described drawings (if any) are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The concept to which the present application relates will be first explained below with reference to the drawings. It should be noted that the following descriptions of the concepts are only for the purpose of facilitating understanding of the contents of the present application, and do not represent limitations on the scope of the present application.
The term "module," as used in various embodiments of the present application, may refer to any known or later developed hardware, software, firmware, artificial intelligence, fuzzy logic, or combination of hardware and/or software code that is capable of performing the functionality associated with that element.
The term "remote control" as used in the embodiments of the present application refers to a component of an electronic device (such as the display device disclosed in the present application) that is capable of wirelessly controlling the electronic device, typically over a short distance. The component may typically be connected to the electronic device using infrared and/or Radio Frequency (RF) signals and/or bluetooth, and may also include functional modules such as WiFi, wireless USB, bluetooth, motion sensors, etc. For example: the hand-held touch remote controller replaces most of the physical built-in hardware in the common remote control device with the user interface in the touch screen.
The term "hardware system" used in the embodiments of the present application may refer to a physical component having computing, controlling, storing, inputting and outputting functions, which is formed by a mechanical, optical, electrical and magnetic device such as an Integrated Circuit (IC), a Printed Circuit Board (PCB) and the like. In various embodiments of the present application, a hardware system may also be referred to as a motherboard (or chip).
Fig. 1 is a schematic view of an application scenario of a display system according to an embodiment of the present invention. As shown in fig. 1, an application scenario of the embodiment of the present invention includes a display system 100, a control apparatus 200, and a server 300, where the display system 100 includes a display device 101 and a voice control device 102.
For example, the display device 101 may be, for one aspect, a liquid crystal display, an oled (organic Light Emitting diode) display, or a projection display device; on the other hand, the display device 101 may be a smart tv or a display system composed of a display and a set-top box. The specific display device type, size, resolution, etc. are not limited, and those skilled in the art will appreciate that the display device 101 may be modified in performance and configuration as desired. The display apparatus 101 may additionally provide an intelligent network tv function that provides a computer support function in addition to the broadcast receiving tv function. Examples include a web tv, a smart tv, an Internet Protocol Tv (IPTV), and the like. In some embodiments, the display device may not have a broadcast receiving television function.
For example, the voice control device 102 may be a voice stick with an intelligent voice control function, or an intelligent sound box with an Artificial Intelligence (AI) function, which can not only collect and recognize the voice of the user, but also control other networking devices according to the voice of the user. Among them, the display device 101 and the voice control device 102 perform data communication by a plurality of communication methods such as USB or wireless. The voice control device 102 is responsible for collecting control voice of a user and converting the collected voice into a control instruction to be sent to the display device 101, and the display device 101 executes a control process of the display device 101 according to the voice control instruction.
For example, the control apparatus 200 may be a remote controller 200A, which can communicate with the display device 101 through an infrared protocol communication, a bluetooth protocol communication, a zigbee protocol communication or other short-distance communication, and is used for controlling the display device 101 through a wireless or other wired manner. The user can input a user instruction through a key on the remote controller 200A, voice input, control panel input, or the like to control the display apparatus 101. Such as: the user can input a corresponding control instruction through a volume up/down key, a channel control key, up/down/left/right moving keys, a voice input key, a menu key, a power on/off key, etc. on the remote controller 200A, thereby implementing a function of controlling the display device 101. The control device 200 may also be an intelligent device, such as a mobile terminal 200B, a tablet computer, a notebook computer, and the like, which may communicate with the display device 101 through a Local Area Network (LAN), a Wide Area Network (WAN), a Wireless Local Area Network (WLAN), or other networks, and implement control of the display device 101 through an application program corresponding to the display device 101. For example, the display device 101 is controlled using an application running on the smart device. The application may provide various controls to the User through an intuitive User Interface (UI) on a screen associated with the smart device.
For example, the display device 101 may also communicate data with the server 300 through various communication methods. In various embodiments of the present application, the display device 101 may be allowed to be in a wired or wireless communication connection with the server 300 via a local area network, a wireless local area network, or other network. The server 300 may provide various contents and interactions to the display device 101.
In some embodiments, the display device 101 is connected to the voice control device 102 through a USB, the voice control device 102 is responsible for collecting control voices of a user, such as "query weather", "change channel", or "turn up volume", and the like, the voice control device 102 converts the collected voices into control commands and sends the control commands to the display device 101, and the user can realize functions of searching movies, controlling playing progress, recognizing images, querying weather, and the like on a television product through the voices.
However, the existing display device 101 and the voice control device 102 can receive and recognize the voice control command sent by the voice control device 102 when the display device 101 is in the on state, and cannot receive and recognize the voice wake-up command sent by the voice control device 102 when the display device 101 is in the off state or the standby state, which affects the user experience. In order to solve the problem that the display device 101 realizes the voice wake-up and power-on function in the standby state, this embodiment provides a display system and a voice wake-up and power-on method, when the display device 101 is in the standby state, if the voice control device 102 detects a wake-up and power-on voice, the terminal 3 of the USB is selected as an interrupt multiplexing terminal, so that the voice control device 102 sends a voice wake-up instruction to the display device 101 through an interrupt signal channel, so as to power on the display device 101, thereby realizing the voice wake-up function when the display device 101 is in the standby state, and improving user experience. The following examples are given for illustrative purposes.
Fig. 2 is a first schematic view illustrating a connection between a display device and a voice control device according to an embodiment of the present invention. As shown in fig. 2, the display device and the voice control device are connected through a universal serial bus USB.
The display device is configured to transmit a standby instruction to the voice control device through the USB if a standby request is received.
The display equipment and the voice control equipment are connected through a USB3.0 interface with 9 terminals, and the data transmission protocol adopts a USB2.0 communication protocol. In some embodiments, the USB interface of the display device is configured as a female terminal, and the USB interface of the voice control device is configured as a male terminal. The USB interface of the display device and the USB interface of the voice control device respectively comprise 9 terminals, wherein the terminal 1(DSP _5V) is a power line, the terminal 2(USB _ D-) and the terminal 3(USB _ D +) are two data lines, the terminal 4(GND) is a ground line, and the terminals 5 to 9 are used for receiving and transmitting signals. And if the display equipment receives the standby request, sending a standby instruction to the voice control equipment through the USB terminal 2(USB _ D-) and the terminal 3(USB _ D +) data line.
The voice control device is configured to enter a standby mode according to the standby instruction, return a standby success instruction to the display device, and control a target terminal of a USB interface of the voice control device to switch from the data signal channel to the interrupt signal channel.
After the voice control equipment enters a standby mode according to the standby instruction, the standby success instruction is sent to the display equipment through the data signal channel. The voice control device also controls a target terminal of a USB interface of the voice control device to switch the data signal channel to the interrupt signal channel. In some embodiments, terminal 3(USB _ D +) of the USB interface of the voice control device is set as a target terminal, and the voice control device switches the data signal channel to the interrupt signal channel by controlling terminal 3(USB _ D +) of the USB interface.
The display device is configured to control a target terminal of a USB interface of the display device to switch from the data signal channel to the interrupt signal channel according to the standby success instruction.
After receiving a standby success instruction returned by the voice control device, the display device controls a target terminal of a USB interface of the display device to switch from a data signal channel to an interrupt signal channel. In some embodiments, the terminal 3(USB _ D +) of the USB interface of the display device is set as a target terminal, and the display device switches the data signal channel to the interrupt signal channel by controlling the terminal 3(USB _ D +) of the USB interface.
And the voice control equipment is configured to send a starting signal to the display equipment through the interrupt signal channel if the starting wake-up word is detected.
The voice control equipment collects voice and detects awakening words in a standby state, generates a starting signal when the voice control equipment detects the starting awakening words, and sends the starting signal to the display equipment through the interrupt signal channel. In some embodiments, the power-on wake-up word is "power on" or "power on".
The display device is configured to be powered on according to a power-on signal.
The display device receives a starting signal sent by the voice control device through the interrupt signal channel and is opened according to the starting signal.
The display system comprises a display device and a voice control device, wherein the display device is connected with the voice control device through a Universal Serial Bus (USB), a target terminal of the USB interface of the voice control device and a target terminal of the USB interface of the display device are used as interrupt multiplexing terminals, when the display device is in a standby state, if the voice control device detects that starting voice is awakened, the target terminal of the USB interface of the voice control device and the target terminal of the USB interface of the display device are switched to an interrupt signal channel, so that the voice control device sends a voice awakening instruction to the display device through the interrupt signal channel to start the display device, the function of awakening starting the display device through voice when the display device is in the standby state is achieved, and user experience is improved.
Fig. 3 is a schematic diagram illustrating a connection between a display device and a voice control device according to an embodiment of the present invention. As shown in FIG. 3, the voice control device includes a voice control chip and a first multiplexer, an interrupt signal terminal (INTR1) of the first multiplexer is connected with an interrupt signal terminal (S-INTR) of the voice control chip, a control terminal (SWITCH1) is connected with a general purpose input/output port (S-GPIO) of the voice control chip, a first DATA terminal (DATA11) is connected with a DATA transmission terminal (S-DATA) of the voice control chip, and a second DATA terminal (DATA12) is connected with a target terminal of a USB interface of the voice control chip.
And a voice control chip configured to transmit a first interrupt switching signal to a control terminal (SWITCH1) of the first multiplexer through an input-output port (S-GPIO) of the voice control chip if entering a standby mode according to a standby instruction, so that the first multiplexer controls the second DATA terminal (DATA12) of the first multiplexer to be switched from the DATA signal channel to the interrupt signal channel.
Illustratively, after the voice control chip receives the standby instruction to enter the standby mode, the voice control chip controls the input/output port (S-GPIO) of the voice control chip to send a first interrupt switching signal to the control terminal (SWITCH1) of the first multiplexer, and the first multiplexer controls the second DATA terminal (DATA12) of the first multiplexer to be switched from the DATA signal channel to the interrupt signal channel according to the first interrupt switching signal, i.e. the communication line between the interrupt signal terminal (S-INTR) of the voice control chip and the interrupt signal terminal (INTR1) of the first multiplexer is conducted. In some embodiments, the voice control chip transmits the power-on signal to the terminal 3(USB _ D +) of the USB interface of the display device through the interrupt signal terminal (S-INTR) of the voice control chip, the interrupt signal terminal (INTR1) of the first multiplexer, the second DATA terminal (DATA12) of the first multiplexer, and the terminal 3(USB _ D +) of the USB interface of the voice control device in sequence.
As shown in fig. 3, the display device includes a display chip and a second multiplexer, an interrupt signal terminal (INTR2) of the second multiplexer is connected with an interrupt signal terminal (P-INTR) of the display chip, a control terminal (SWITCH2) is connected with a general purpose input output port (P-GPIO) of the display chip, a first DATA terminal (DATA21) is connected with a DATA transmission terminal (P-DATA) of the display chip, and a second DATA terminal (DATA22) is connected with a target terminal of a USB interface of the display chip.
And a display chip configured to transmit a second interrupt switching signal to a control terminal (SWITCH2) of the second multiplexer through an input-output port (P-GPIO) of the display chip according to the standby success instruction, so that the second multiplexer controls the second DATA terminal (DATA22) of the second multiplexer to be switched from the DATA signal channel to the interrupt signal channel.
Illustratively, after the display chip receives the standby success command returned by the voice control device, the display chip controls the input/output port (P-GPIO) to send a second interrupt switching signal to the control terminal (SWITCH2) of the second multiplexer, and the second multiplexer controls the second DATA terminal (DATA22) to SWITCH from the DATA signal channel to the interrupt signal channel according to the second interrupt switching signal, that is, the communication line between the interrupt signal terminal (P-INTR) of the display chip and the interrupt signal terminal (INTR2) of the second multiplexer is conducted. In some embodiments, the voice control device transmits the power-on signal to the interrupt signal terminal (P-INTR) of the display chip sequentially through the terminal 3(USB _ D +) of the USB interface of the voice control device, the terminal 3(USB _ D +) of the USB interface of the display device, the second DATA terminal (DATA22) of the second multiplexer, and the interrupt signal terminal (INTR2) of the second multiplexer.
According to the display system provided by the embodiment of the invention, after the voice control device receives the standby instruction and enters the standby mode, the voice control device switches the USB _ D + terminal of the USB interface of the voice control device to the interrupt signal channel by controlling the first multiplexer and the voice control chip, and after the display device receives the standby success instruction returned by the voice control device, the display device switches the USB _ D + terminal of the USB interface of the display device to the interrupt signal channel by controlling the second multiplexer and the display chip; if the voice control device detects the awakening startup word, the startup signal is sent to the display device through the interrupt signal channel so as to start the display device, so that the function of awakening startup through voice when the display device is in a standby state is realized, and the user experience is improved.
The technical solution of the present application will be described in detail below with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
In some embodiments, the voice control device is further configured to control the target terminal of the USB interface of the voice control device to switch from the interrupt signal channel to the data signal channel after a preset time interval of sending the power-on signal to the display device through the interrupt signal channel.
For example, after the power-on signal is sent to the display device by 1S, the first data switching signal is sent to the control terminal of the first multiplexer through the input/output port of the voice control device, so that it can be ensured that the power-on signal is successfully sent to the display device through the interrupt signal channel. In order to send the collected voice control command to the display device through the data signal channel after the display device is successfully started, the voice control device sends a first data switching signal to the control terminal of the first multiplexer through the input/output port of the voice control device, and the terminal 3(USB _ D +) of the USB interface of the voice control device can be switched from the interrupt signal channel to the data signal channel by switching the second data terminal of the first multiplexer from the interrupt signal channel to the data signal channel. The voice control equipment sends the collected voice control command to the terminal 3(USB _ D +) of the USB interface of the display equipment through the data transmission terminal of the voice control equipment, the first data terminal of the first multiplexer and the terminal 3(USB _ D +) of the USB interface in sequence, and then the collected voice control command is transmitted to the display equipment through the first data terminal of the second multiplexer and the data transmission terminal of the display equipment.
In this embodiment, after the preset time after the power-on signal is sent to the display device, the first data switching signal is sent to the control terminal of the first multiplexer through the input/output port of the voice control device, so that it can be ensured that the power-on signal is successfully sent to the display device through the interrupt signal channel.
In some embodiments, the display device is further configured to control the target terminal of the USB interface of the display device to switch from the interrupt signal channel to the data signal channel if the power-on is performed according to the power-on signal.
In order to enable the display device to receive a voice control instruction sent by the voice control device through the data signal channel after the display device is successfully turned on, the terminal 3(USB _ D +) of the USB interface of the display device may be switched from the interrupt signal channel to the data signal channel by sending a second data switching signal to the second multiplexer through the input/output port of the display device, so that the second multiplexer controls the second data terminal of the second multiplexer to be switched from the interrupt signal channel to the data signal channel.
In this embodiment, after the display device is successfully powered on, the terminal 3(USB _ D +) of the USB interface of the display device is switched from the interrupt signal channel to the data signal channel, so that it is ensured that the display device interacts with the voice control device after being powered on to implement the voice control function.
In some embodiments, after the display device is powered on, if the power-on start state is detected to be power on by a power-on wake-up word, a power-on instruction is sent to the voice control device, so that the voice control device enters a power-on mode and executes a voice acquisition function; and if the starting state is normal starting, sending a standby instruction to the voice control equipment so that the voice control equipment enters a standby mode and executes a voice awakening function.
The voice control equipment is divided into a standby mode and a normal working mode, if the display equipment detects that the display equipment is started by awakening the voice control equipment through voice, the voice control equipment is set to be in the normal working mode, and the voice control function is achieved by interaction between the display equipment and the voice control equipment after the display equipment is started.
In some embodiments, the terminal 5(DET) of the USB interface of the display device and the terminal 5(DET) of the USB interface of the voice control device are used to detect whether the display device is connected to the voice control device. When no voice control device is connected to the display device, a terminal 5(DET) of the USB interface of the display device and a terminal 5(DET) of the USB interface of the voice control device are set to a low level by default; when the voice control apparatus is connected to the display apparatus, the terminal 5(DET) of the USB interface of the display apparatus and the terminal 5(DET) of the USB interface of the voice control apparatus are set to a high level.
In some embodiments, the display device is further configured to transmit the played audio signal to the voice control device through the data signal channel, and the voice control device is further configured to filter the captured voice signal according to the audio signal.
Among them, the terminal 6(DATA1), the terminal 7(DATA2), the terminal 8(DATA3) to the terminal 9(DATA4) of the USB interface of the display device and the terminal 6(DATA1), the terminal 7(DATA2), the terminal 8(DATA3) to the terminal 9(DATA4) of the USB interface of the voice control device are used for transmitting and receiving audio signals.
For example, fig. 4 is a schematic diagram third of a connection between the display device and the voice control device according to the embodiment of the present invention, as shown in fig. 4, pins of an audio power amplifier APM of a display chip of the display device respectively include AMP _ Rout +, AMP _ Rout-, AMP _ Lout-, and AMP _ Lout +. AMP _ Rout +, AMP _ Rout-, AMP _ Lout-, and AMP _ Lout + of the APM are connected to the terminal 6(DATA1), the terminal 7(DATA2), the terminal 8(DATA3) to the terminal 9(DATA4), respectively, of the USB interface of the display device.
Display device sends audio data to voice control equipment through terminal 6 to terminal 9 of USB interface in this embodiment, and voice control equipment receives audio data through terminal 6 to terminal 9 of USB interface, filters the control pronunciation of gathering according to audio data, eliminates the noise interference, improves the speech recognition rate of accuracy.
In some embodiments, a function starting switch is arranged on the voice control device, wherein the function starting switch is used for turning on and off the voice wake-up function and the voice collection function of the voice control device. When the user does not need the voice control function of the voice control equipment temporarily, and presses the function starting switch, the voice collected by the voice control equipment is null data, the voice awakening function and the voice collecting function of the voice control equipment are closed, the user can adjust the function of the voice control equipment according to the actual use condition, and the use experience of the user is improved.
In some embodiments, the display device obtains the firmware version information stored by the voice control device through the data signal channel and obtains the latest version of the firmware of the voice control device through the network, and if the firmware version stored by the voice control device is lower than the latest version, the display device updates the firmware of the voice control device through the data signal channel.
If the application program of the voice control device is in a problem or needs to be updated, the display device acquires firmware version information stored by the voice control device through a data signal channel, the display device can acquire the firmware of the latest version of the voice control device from a server through a wired network or a wireless network, and if the firmware version stored by the voice control device is detected to be lower than the latest version, the voice control device is updated according to the firmware of the latest version.
In the display system provided by the embodiment of the invention, the display equipment acquires the firmware of the latest version of the voice control equipment to update the voice control equipment, so that the maintenance and update modes of the firmware of the voice control equipment are provided, and the product performance of the display system is improved.
In some embodiments, the terminal 5(DET) of the USB interface of the display device is connected to the control terminal (SWITCH2) of the second multiplexer, when the voice control device is removed from the display device, the terminal 5(DET) of the USB interface of the display device is changed from low level to high level, and the second multiplexer is controlled according to the high level signal output from the terminal 5(DET) to SWITCH the second data terminal of the USB interface of the display device from the interrupt signal channel to the data signal channel, that is, the terminal 3(USB _ D +) of the USB interface of the display device is switched from the interrupt signal channel to the data signal channel. By restoring the terminal 3 of the USB interface to the data signal channel, the data transmission function of the USB interface of the display device is ensured.
Fig. 5 is a first flowchart of a voice wake-up booting method according to an embodiment of the present invention. The method of the embodiment is applied to the display system in the embodiment of fig. 2, and as shown in fig. 5, the voice wake-up power-on method includes the following steps:
s51: and if the display equipment receives the standby request, the display equipment sends a standby instruction to the voice control equipment through the USB.
S52: and the voice control equipment enters a standby mode according to the standby instruction, returns a standby success instruction to the display equipment and controls a target terminal of a USB interface of the voice control equipment to be switched from a data signal channel to an interrupt signal channel.
S53: and the display equipment controls a target terminal of a USB interface of the display equipment to switch from a data signal channel to an interrupt signal channel according to the standby success instruction.
S54: and if the voice control equipment detects the startup awakening word, sending a startup signal to the display equipment through the interrupt signal channel.
S55: and the display equipment is started up according to the starting-up signal.
According to the voice wake-up starting method provided by the embodiment, the target terminal of the USB interface of the voice control device and the target terminal of the USB interface of the display device are used as the interrupt multiplexing terminal, when the display device is in a standby state, if the voice control device detects the wake-up starting voice, the target terminal of the USB interface of the voice control device and the target terminal of the USB interface of the display device are switched to the interrupt signal channel, so that the voice control device sends the voice wake-up instruction to the display device through the interrupt signal channel to start the display device, the function of waking up starting through voice when the display device is in the standby state is realized, and the user experience is improved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A display system, comprising:
the display device is connected with the voice control device through a Universal Serial Bus (USB) and is configured to send a standby instruction to the voice control device through the USB if a standby request is received;
the voice control equipment is configured to enter a standby mode according to the standby instruction, return a standby success instruction to the display equipment and control a target terminal of a USB interface of the voice control equipment to be switched from a data signal channel to an interrupt signal channel;
the display device is configured to control a target terminal of a USB interface of the display device to switch from a data signal channel to an interrupt signal channel according to the standby success instruction;
the voice control device is configured to send a power-on signal to the display device through the interrupt signal channel if the power-on wake-up word is detected;
the display device is configured to be powered on according to the power-on signal.
2. The display system according to claim 1, wherein the voice control device includes a voice control chip and a first multiplexer; an interrupt signal terminal of the first multiplexer is connected with an interrupt signal terminal of the voice control chip, a control terminal is connected with a universal input/output port of the voice control chip, a first data terminal is connected with a data transmission terminal of the voice control chip, and a second data terminal is connected with a target terminal of a USB interface of the voice control chip;
the voice control chip is configured to send a first interrupt switching signal to the control terminal of the first multiplexer through the input/output port of the voice control chip if entering a standby mode according to the standby instruction, so that the first multiplexer controls the second data terminal of the first multiplexer to be switched from a data signal channel to an interrupt signal channel.
3. The display system according to claim 1, wherein the display device includes a display chip and a second multiplexer thereon; the interrupt signal terminal of the second multiplexer is connected with the interrupt signal terminal of the display chip, the control terminal is connected with the general input/output port of the display chip, the first data terminal is connected with the data transmission terminal of the display chip, and the second data terminal is connected with the target terminal of the USB interface of the display chip;
the display chip is configured to send a second interrupt switching signal to the second multiplexer through the input/output port of the display chip according to the standby success instruction, so that the second multiplexer controls the second data terminal of the second multiplexer to switch from the data signal channel to the interrupt signal channel.
4. The display system according to claim 1,
the voice control device is further configured to control a target terminal of a USB interface of the voice control device to switch from an interrupt signal channel to a data signal channel after a preset time interval of sending a power-on signal to the display device through the interrupt signal channel;
the display device is further configured to control a target terminal of a USB interface of the display device to switch from an interrupt signal channel to a data signal channel if the display device is turned on according to the power-on signal.
5. The display system according to claim 1,
the display device is also configured to send a power-on instruction to the voice control device if the power-on starting state is detected to be the power-on through the power-on wake-up word;
the voice control equipment is also configured to enter a starting mode according to the starting instruction and execute a voice acquisition function;
the display device is further configured to send a standby instruction to the voice control device if the power-on starting state is normal power-on;
the voice control device is further configured to: and entering a standby mode according to the standby instruction and executing a voice awakening function.
6. The display system according to claim 1,
the USB interface of the display equipment is set to be a USB3.0 female terminal, and the target terminal of the USB interface of the display equipment is a USB _ D + port of the female terminal;
the USB interface of the voice control equipment is set to be a USB3.0 male terminal, and the target terminal of the USB interface of the voice control equipment is a male terminal USB _ D + port.
7. The display system according to claim 1,
the display device is further configured to transmit the played audio signal to the voice control device through the data signal channel;
the voice control device is further configured to filter the captured voice signal according to the audio signal.
8. The display system according to claim 1,
the voice control device is provided with a function starting switch, and the function starting switch is used for starting and closing a voice awakening function and a voice collecting function of the voice control device.
9. The display system according to claim 1,
the display device acquires the firmware version information stored by the voice control device through the data signal channel and acquires the firmware of the latest version of the voice control device through a network, and if the firmware version stored by the voice control device is lower than the latest version, the display device updates the firmware of the voice control device through the data signal channel.
10. A voice wake-up starting method is applied to a display system, and the display system comprises: the method comprises the following steps that display equipment and voice control equipment are connected through a USB, and the method comprises the following steps:
if the display equipment receives a standby request, a standby instruction is sent to the voice control equipment through a USB;
the voice control equipment enters a standby mode according to the standby instruction, returns a standby success instruction to the display equipment and controls a target terminal of a USB interface of the voice control equipment to be switched from a data signal channel to an interrupt signal channel;
the display equipment controls a target terminal of a USB interface of the display equipment to be switched from a data signal channel to an interrupt signal channel according to the standby success instruction;
if the voice control equipment detects a startup awakening word, sending a startup signal to the display equipment through the interrupt signal channel;
and the display equipment is started according to the starting signal.
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