CN110290406A - The method of ARC power amplifier is quickly connected in LCD TV start process - Google Patents
The method of ARC power amplifier is quickly connected in LCD TV start process Download PDFInfo
- Publication number
- CN110290406A CN110290406A CN201910591326.9A CN201910591326A CN110290406A CN 110290406 A CN110290406 A CN 110290406A CN 201910591326 A CN201910591326 A CN 201910591326A CN 110290406 A CN110290406 A CN 110290406A
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- Prior art keywords
- arc
- video
- bootstart
- variable
- lcd
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Classifications
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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
- H04N21/4108—Peripherals receiving signals from specially adapted client devices characterised by an identification number or address, e.g. local network address
-
- 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
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/42221—Transmission circuitry, e.g. infrared [IR] or radio frequency [RF]
-
- 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
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/4424—Monitoring of the internal components or processes of the client device, e.g. CPU or memory load, processing speed, timer, counter or percentage of the hard disk space used
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses the methods that ARC power amplifier is quickly connected in LCD TV start process, belong to technical field of television sets.Include: step 1: the mark bootstart variable of TV setting record booting video broadcasting condition when the video playing that is switched on starts, the mark are used to record whether booting video finishes；Step 2: when LCD TV is shaken hands with ARC equipment, just carrying out ARC when the video broadcasting condition that judges to be switched on is plays end state and shake hands, otherwise waiting for booting video playing terminates；Step 3: setting timing markers waitcount shakes hands when the threshold value for waiting more than setting then carries out ARC, and otherwise continuing waiting for booting video playing terminates.The variable of setting booting video broadcasting condition, the opportunity that the ARC to control between TV and power amplifying device shakes hands when this method plays booting video by television, to achieve the purpose that allow ARC equipment in the not sounding that is switched in video display process.This method greatly improves the experience of user, gives user better viewing impression.
Description
Technical field
The present invention relates to TV technologies, more particularly to quickly connect ARC in LCD TV start process
The method of power amplifier.
Background technique
The sound retransmission function (i.e. ARC function) of HDMI has become the standard configuration of TV and power amplifier now, more and more
It is convenient that people has experienced this function bring, it can pass through a remote control control multiple equipment, such as equipment with let us
Switch, volume adjustment etc., and the sound of TV can be sent to power amplifier by a HDMI wire to obtain more good sound defeated
Out.
It, can be according to the CEC of standard in television startup initialization procedure when TV is connected with ARC equipment in the power-offstate
Agreement is shaken hands with ARC equipment, that is, is opened ARC power amplifying device and established software communication connection.After shaking hands successfully, television can handle
Sound gives ARC device plays by HDMI wire.Television startup initialization procedure in order to prevent user wait it is dull, so respectively
Family all can cover initialization procedure by booting video.In TV and ARC power amplifier handshake procedure, due to ARC device power-up
Length of time is uncontrollable, and the opportunity for completion of shaking hands is also uncontrollable, so being possible to hold in television startup video display process
Hand successfully starts sound passback, so that power amplifier be made to make a sound suddenly, influences user experience.
Summary of the invention
TV and ARC equipment, which is shaken hands, when in order to solve television startup initialization, in television startup video display process successfully leads
The ARC equipment of cause has the problem of sound suddenly, and the present invention provides the sides that ARC power amplifier is quickly connected in LCD TV start process
Method.
To achieve the goals above, the invention adopts the following technical scheme:
The method of ARC power amplifier is quickly connected in LCD TV start process, comprising the following steps:
Step 1: the mark of TV setting record booting video broadcasting condition when the video playing that is switched on starts
Bootstart variable, the mark are used to record whether booting video finishes；
Step 2: when LCD TV is shaken hands with ARC equipment, when the video broadcasting condition that judges to be switched on is plays end state
It carries out ARC to shake hands, otherwise waiting for booting video playing terminates；
Step 3: setting timing markers waitcount, shake hands when the threshold value for waiting more than setting then carries out ARC, otherwise after
It is continuous that booting video playing is waited to terminate.
Further, in the step 1, bootstart variable creation when or booting video rise broadcast before just
Bootstart initialization of variable is 1, and after the completion of being switched on video playing, setting bootstart variable is 0.
Further, in the step 2, after the completion of the initialization of TV ARC module, television starts whether inquiry has HDMI
Equipment access judges whether bootstart variable is 0 after detecting the access of HDMI equipment.
Further, in the step 2, when bootstart variable is 0, then the video playing that is switched on is finished, and television can
To send handshake request according to CEC protocol requirement, the transmission established between ARC power amplifying device is connected；When failure then function of shaking hands
Putting equipment not is ARC equipment, then continues to repeat step 2；Then think that power amplifying device is ARC equipment, beginning sound after shaking hands successfully
Sound passback.
Further, when bootstart variable is 1, then it is assumed that during television startup video is playing, then wait
Booting video playing is completed to be that bootstart variable becomes 0.
Further, in the step 3, when the video playing that is switched on is not finished, i.e., bootstart variable waited for 1
Cheng Zhong counts automatic plus 1 every 1 second waitcount；When waitcount is greater than the threshold time of setting, it is no longer waiting for, TV
End directly sends the transmission that handshake request is established between ARC equipment according to CEC protocol requirement and connects.
Further, in the step 3, the time of the threshold value setting is equal to the play time of television startup video.
Compared with the prior art, the invention has the beneficial effects that:
This method by television play booting video when setting booting video broadcasting condition variable, come control TV with
The opportunity that ARC between power amplifying device shakes hands allows ARC equipment in the not mesh of sounding that is switched in video display process to reach
's.This method greatly improves the experience of user, gives user better viewing impression.
Detailed description of the invention
Fig. 1 is the method flow diagram of the embodiment of the present invention.
Specific embodiment
The present invention will be further described with reference to the examples below, and described embodiment is only present invention a part
Embodiment is not whole embodiment.Based on the embodiments of the present invention, those skilled in the art are not making
Other embodiments used obtained, belong to protection scope of the present invention under the premise of creative work.
Embodiment 1
As shown in Figure 1, the method for quickly connecting ARC power amplifier in LCD TV start process, comprising the following steps:
Step 1: the mark of TV setting record booting video broadcasting condition when the video playing that is switched on starts
Bootstart variable, the mark are used to record whether booting video finishes；
Step 2: when LCD TV is shaken hands with ARC equipment, when the video broadcasting condition that judges to be switched on is plays end state
It carries out ARC to shake hands, otherwise waiting for booting video playing terminates；
Step 3: setting timing markers waitcount, shake hands when the threshold value for waiting more than setting then carries out ARC, otherwise after
It is continuous that booting video playing is waited to terminate.
In the step 1 of the present embodiment, bootstart variable creation when or booting video rise broadcast before just
Bootstart initialization of variable is 1, and after the completion of being switched on video playing, setting bootstart variable is 0.
In the step 2 of the present embodiment, after the completion of the initialization of TV ARC module, television starts whether inquiry has HDMI
Equipment access judges whether bootstart variable is 0 after detecting the access of HDMI equipment.
In the step 2 of the present embodiment, when bootstart variable is 0, then the video playing that is switched on is finished, and television can
To send handshake request according to CEC protocol requirement, the transmission established between ARC power amplifying device is connected；Handshake request specifically:
The end TV sends Request Initiate ARC, ARC equipment and issues Initiate ARC, and the end TV sends Report Initiated
ARC.When then power amplifying device is not ARC equipment for failure of shaking hands, then continue to repeat step 2；Then think that power amplifier is set after shaking hands successfully
Standby is ARC equipment, starts sound passback.
In the present embodiment, when bootstart variable is 1, then it is assumed that during television startup video is playing, this
Shi Ruguo, which establishes ARC connection, will lead to the unexpected sounding of ARC power amplifying device, so needs waiting booting video playing completion is
Bootstart variable becomes 0.
In the present embodiment, waiting is switched in order to prevent, and video playback time is too long to lead to endless loop, can be in TV ARC
Increase timing markers variable waitcount when module initialization to record the time for waiting booting video to complete and be initialized
It is 0, when the video playing that is switched on is not finished, i.e., bootstart variable is to count in 1 waiting process every 1 second waitcount
It is automatic to add 1.It when waitcount is greater than the threshold time of setting, is no longer waiting for, the end TV is directly sent according to CEC protocol requirement
The transmission that handshake request is established between ARC equipment connects.
In the present embodiment, in the step 3, when the time of the threshold value setting is equal to the broadcasting of television startup video
Between.Specifically, in the present embodiment, threshold value is set as 15s, when television has detected the access of HDMI equipment and determines
When bootstart variable is 1, judge whether waitcount is greater than 15.If it is greater than 15, then the end TV starts to shake hands with ARC equipment
Connection.When waitcount is less than 15, step 2 and step 3 are repeated.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (7)
1. quickly connecting the method for ARC power amplifier in LCD TV start process, which comprises the following steps:
Step 1: TV mark bootstart of setting record booting video broadcasting condition when the video playing that is switched on starts becomes
Amount, the mark are used to record whether booting video finishes；
Step 2: when LCD TV is shaken hands with ARC equipment, just being carried out when the video broadcasting condition that judges to be switched on is plays end state
ARC shakes hands, and otherwise waiting for booting video playing terminates；
Step 3: setting timing markers waitcount shakes hands when the threshold value for waiting more than setting then carries out ARC, otherwise continues
To the end of being switched on video playing.
2. quickly connecting the method for ARC power amplifier in LCD TV start process according to claim 1, which is characterized in that
In the step 1, in the creation of bootstart variable or booting video rises before broadcasting and is just bootstart initialization of variable
1, after the completion of being switched on video playing, setting bootstart variable is 0.
3. quickly connecting the method for ARC power amplifier in LCD TV start process according to claim 1, which is characterized in that
In the step 2, after the completion of the initialization of TV ARC module, television starts whether inquiry has the access of HDMI equipment, when detecting
After the access of HDMI equipment, judge whether bootstart variable is 0.
4. quickly connecting the method for ARC power amplifier in LCD TV start process according to claim 3, which is characterized in that
In the step 2, when bootstart variable is 0, then the video playing that is switched on is finished, and television can be according to CEC protocol requirement
Handshake request is sent, the transmission established between ARC power amplifying device connects；When then power amplifying device is not ARC equipment for failure of shaking hands,
Then continue to repeat step 2；Then think that power amplifying device is ARC equipment after shaking hands successfully, starts sound passback.
5. quickly connecting the method for ARC power amplifier in LCD TV start process according to claim 4, which is characterized in that
When bootstart variable is 1, then it is assumed that during television startup video is playing, then booting video playing is waited to complete
That is bootstart variable becomes 0.
6. quickly connecting the method for ARC power amplifier in LCD TV start process according to claim 1, which is characterized in that
In the step 3, when the video playing that is switched on is not finished, i.e., bootstart variable is in 1 waiting process, every 1 second
Waitcount is counted adds 1 automatically；When waitcount is greater than the threshold time of setting, it is no longer waiting for, the end TV is directly according to CEC
Protocol requirement sends the transmission that handshake request is established between ARC equipment and connects.
7. quickly connecting the method for ARC power amplifier in LCD TV start process according to claim 6, which is characterized in that
In the step, the time of the threshold value setting is equal to the play time of television startup video.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910591326.9A CN110290406B (en) | 2019-07-02 | 2019-07-02 | Method for quickly connecting ARC power amplifier in starting process of liquid crystal display television |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910591326.9A CN110290406B (en) | 2019-07-02 | 2019-07-02 | Method for quickly connecting ARC power amplifier in starting process of liquid crystal display television |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110290406A true CN110290406A (en) | 2019-09-27 |
| CN110290406B CN110290406B (en) | 2021-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910591326.9A Active CN110290406B (en) | 2019-07-02 | 2019-07-02 | Method for quickly connecting ARC power amplifier in starting process of liquid crystal display television |
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Cited By (2)
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| CN113709557A (en) * | 2021-08-25 | 2021-11-26 | Vidaa美国公司 | Audio output control method and display device |
| CN113727179A (en) * | 2021-08-31 | 2021-11-30 | Vidaa美国公司 | Display device and method for display device to be compatible with external device |
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| Publication number | Publication date |
|---|---|
| CN110290406B (en) | 2021-01-26 |
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