Experimental environment:
Computer: Lenovo Zhaoyang k20-80 Notebook
Speaker: Harman Cotton Esquire mini Speaker
Operating system: Windows RS1
Note : Before connecting a Bluetooth speaker, make sure your computer has Bluetooth enabled.
1, click on the computer on the start-settings, open the System Settings
GMM-UBM System FrameworkThe original feature was the acoustic feature MFCC, which I did not know very well, except that it was presented directly from WAV or other format voice files.With the feature you can build the model, where our model is called "Gaussian mixture model". The difference between different speakers is mainly expressed in the short-term phonetic spectrum, which can be measured by the probability density function of each speaker's short-time spectral feature. The Gaussian mixtur
The auditorium is "a place for listening". This definition implies that all aspects of space, as long as they are related to communication, should be given priority.InSound Reinforcement systemBefore the invention, a large number of people gathered in the auditorium to listen to the speaker without sound amplification speech. The auditorium uses the geometric structure of the room and the sound treatment to provide a natural sound enhancement for the
solutions for comparison, from which we learned what technology accumulation and engineering applications are. After comprehensive evaluation, there are still some gaps in our own solutions, which we expect. After all, third parties have been doing this in this field for more than a decade. Objectively speaking, there is no way to compare our various resource investments with those of third parties. Later, the company planned to turn to speaker recog
Most audio experts know that some rooms must have a directed speaker system, and some suggest an omnidirectional speaker system. The final choice of the system will depend on two factors: the location of the Speaker and the internal structure of the room. However, in general, the feedback is directly proportional to the Q aspect of the
How to choose a computer speaker?
Computer speakers are one of the most important external devices for multimedia computers, especially those "enthusiasts" players are at any price to buy high-quality speakers, how to buy the speaker of the desirable? Its importance indicators are mainly in the following aspects:
Frequency responseThe hearing range of ordinary people's ears is the 25hz-20khz sound, theref
Linear correlation of the first section vector group
A Mathematical Concepts
Defines 1.1 n ordered numbers, the array of which is called an n-dimensional vector, which is called n components of the vector, and the number I is called the first component.
Definition 1. 2 to the directional measure group A:, for any set of real numbers, vectors
A linear combination
First, to see if the speaker is set to mute state
: If the notebook is set to mute state, then the speaker will have no sound after starting boot.
Suppress Mute method:
Method One:
1. Click the left mouse button on the lower right corner of the screen "small horn" icon, the following figure:
2. Click on the mute "small horn" icon, the following figure:
3. At th
When using the computer to play audio, the sound of the speaker is relatively empty, the sound field is more lax.
Check the speaker's left and right channel is not reversed, you can put the two groups of audio lines swap position. If the speaker sound is lower, it is important to check the quality of the speaker, the bass
Just equipped with a host, installed USB small speakers, USB plug into the host will have "squeak squeak" of the current sound, very dry people. Mute also have! Once pulled out, it's gone. The "squeak" sound changes as the speaker volume changes. With another power supply to the USB speaker power, the audio cable Connection notebook is not the case!
USB speaker
Netizen consults the author said: His computer speaker recently suddenly appeared the noise, is the current sound, does not open any music has, the volume is bigger, the murmur is also big, before has been good, suddenly has been so, is the speaker bad, why does the speaker have the current sound? What if the speaker h
Title, daughter-in-law company annual meeting to win a Philips Bluetooth speaker, has been in openSUSE KDE did not engage in success. Tonight is considering if you want to change openSUSE to Ubuntu, but the environment is too difficult to set up, so continue to engage in a while, success, sound is wonderful!Simply record the next steps:1, enter the system settings, in the Bluetooth settings, find a way to connect the Bluetooth
What should I do if my computer's speakers, headphones, and audio devices have no sound ?, Speaker audio device
Computer speakers, headphones with no sound inserted. I have not changed to mute. Why is there no sound? How can I set up a playback device in Windows 7? If I check whether headphones and audios are correct. Let's take a look at how to set the playing device of the system.
If the taskbar's horn icon displays a cross or mute symbol, Enable
Music apps installed on mobile phones, tablets, or computers must support one of AirPlay, DLNA, and Qplay protocols to play music or sound through TP-LINK speakers. Different music apps and operating systems support different situations. For example, QQ Music supports Qplay in Android and Airplay and Qplay in iOS. This article describes how to use music apps that support various protocols:Note:: The premise that music can be played normally is that both the mobile phone and
Users of the Mac believe that many have encountered the internal failure of the speaker, do not know that there is no careful user will find a Mac with the horn failure and the headphone hole will light up the red light, as shown in the following picture, that Mac headset Kong Liang red light is what reason? The following small series for everyone to bring Mac headset Kong Liang red light, At the same time the spe
Now the computer has undergone major reforms, desktop computers have been phased out, laptops and even handheld computers are becoming more popular. Now the notebook computer is also more and more convenient, in terms of sound, desktop computers need stereo, and our Win7 notebook computer today for you to introduce the Win7 flagship computer in the built-in sound card USB speaker, its role is in the internal sound card problems can not be normal to pl
little farther away from the speaker, "scream" will be gone.
The distance from the speaker is too close, which is the second reason. The sound of "scream" in different positions is different. The speaker and the string are not in the correct angle, which is the third reason.
Different sounds have different "cuts", that is, the frequency of the sound is incor
After the phone APP control speaker is connected to Wi-Fi, the music playing software automatically discovers the speaker, so that you can control the playing of music through the speaker. The following figure shows the working topology:This document describes how to useAndroidSystem mobile phoneSet the TP-LINK speaker
Active speakers and passive speakers:
Computer speakers are mainly divided into two types of speakers, active speakers and passive speakers. The way to distinguish these two speakers is simple. Active speaker is built with a small power amplifier, directly through the speaker line plugged into the computer's microphone interface, and then the power can be connected to work properly. Passive speakers are ge
Many kinds of situation can cause the sound box to have the noise, for instance the speaker is disturbed, the interface or the connection line contact is bad, the sound box itself quality is inferior and so on.
Generally speaking, the speaker is a lot of active speakers, its internal will certainly exist amplifier, so the noise is unavoidable, the source of noise from the source can be roughly divided into
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