67results about How to "Enhanced Stereo Effect" patented technology

A front surround reproduction system improving the stereo effect of mid and low frequency signals by using a psychoacoustic model, and a method thereof. An audio reproducing system to reproduce multi-channel audio signals by using a plurality of speakers includes a split unit to copy the input multi-channel signals and to split the signals into two groups of multi-channel signals, a virtual sound processing unit to generate a virtual sound signal based on a head related transfer function (HRTF) from the one group of the multi-channel signals split in the split unit, a beam forming processing unit to generate a sound beam signal by adjusting the delays and levels of the multi-channel signals belonging to the other group split in the split unit, and a crossover network unit to adjust the characteristics of the virtual sound signal and the sound beam signal generated in the virtual sound processing unit and the beam forming processing unit, respectively, and to provide the virtual sound signal and the sound beam signal to mid and low frequency speaker arrays and high frequency speaker arrays, respectively.

The invention relates to a high-reliability binaural wireless earphone and a communication method applied to the binaural wireless earphone. The binaural wireless earphone comprises a master earphoneand a slave earphone, wherein the master earphone establishes a bluetooth link with another equipment so as to carry out bluetooth communication with the equipment and transmits related parameters ofthe bluetooth link to the slave earphone so as to enable the slave earphone to listen for bluetooth signals from the equipment. One of the earphones is configured to send an error correction code frame to the other earphone at least in the cast of correctly receiving a bluetooth audio data frame, wherein the error correction code frame includes an error correction code under the condition that oneearphone correctly receives the bluetooth audio data frame. According to the wireless earphone and the communication method, the ability of the wireless earphone to receive the bluetooth audio data frame from another equipment can be improved, and the reliability of bluetooth transmission is enhanced; the retransmission of the other equipment for the audio data frame is reduced; and the synchronization of the master earphone and the slave earphone in bluetooth data frame reception can also be improved so as to optimize the stereo effect.

The invention provides an audio playing method and a terminal. The method comprises the steps of identifying a target object associated with a currently played audio; obtaining a coordinate of the target object in a terminal screen; judging target areas of the target object in at least two pre-divided areas of the terminal screen according to the coordinate, wherein each area of the at least two areas is correspondingly equipped with a loudspeaker; and playing the currently played audio by the correspondingly set loudspeakers of the target areas. The stereo effect can be improved by playing the audio through different loudspeakers.

The invention provides a left and right audio channel switching method and a mobile terminal, and relates to the technical field of communication. The method includes: receiving a control instruction sent by the earphone according to a detection result of at least one sensor, wherein the sensor is arranged on the outer surface of the earphone head of the earphone, and the detection result is used to know the earphone head of the earphone Whether to wear it to the ear canal corresponding to the earphone head; according to the control instruction, control the mobile terminal to switch the left channel audio signal and the right channel audio signal. It solves the problem that the audio signal of the left and right channels cannot be automatically switched according to the wearing situation of the earphones, causing the user to manually confirm that the left and right earphones are worn to the correct ear canal, the operation is cumbersome and time-consuming, and the user experience is reduced. The beneficial effects of controlling the mobile terminal to automatically switch the left and right sound channels according to the wearing conditions of the earphones, without the need for the user to manually adjust the left and right earphone heads, reducing manual operations, thereby improving the user experience.

The invention discloses an audio signal processing method and apparatus, and a terminal, and belongs to the technical field of audio processing. The method comprises the following steps: obtaining a first stereo audio signal; splitting the first stereo audio signal into 5.1 channel audio signals; performing signal processing on the 5.1 channel audio signals according to sound box parameters of a three-dimensional surrounding 5.1 virtual sound box to obtain processed 5.1 channel audio signals; and synthesizing the processed 5.1 channel audio signals into a second stereo audio signal. Accordingto the audio signal processing method and apparatus disclosed by the invention, by splitting the first stereo audio signal into the 5.1 channel audio signals, processing and synthesizing the 5.1 channel audio signals into the second stereo audio signal, and playing the second stereo audio signal via a double-channel audio playing unit, so that a user obtains a stereo effect of 5.1 channel audio, the problem of relatively poor stereoscopic effect because only the two-channel audio signals are played in related art is solved, and the stereo effect of audio playing is improved.

The invention provides a method for rebuilding stereo, a loudspeaker box, a position information processing method, and a pickup. The method for rebuilding stereo comprises the steps of determining a position of a current audience; acquiring a predetermined optimal relative position of the loudspeaker box, wherein the predetermined optimal relative position of the loudspeaker box is determined based on a position of the pickup for collecting the stereo and according to a predetermined algorithm, and used for indicating relative position relations between the loudspeaker and the other loudspeakers and simulative audiences; and adjusting the own position of the loudspeaker according to the position of the current audience and the optimal relative position of the loudspeaker box to rebuild the stereo. According to the scheme of the method provided by the invention, the own position of the loudspeaker is adjusted according to the position of the current audience and the optimal relative position of the loudspeaker box, so that the position of the loudspeaker box relative to the current audience and the other loudspeakers accords with the predetermined optimal relative position of the loudspeaker box to rebuild the stereo, and thus the best sound field reproduction can be achieved, a user can hear the best stereo effect, and high quality requirements of the user can be met.

The embodiment of the invention discloses a recording method based on double microphones, and a terminal. The method is applied to the terminal equipped with the double microphones. A first microphone is arranged at the bottom of the terminal. A second microphone is arranged on the top of the terminal. The method comprises the steps of detecting a screen state of the terminal; collecting first audio data and second audio data by use of the first microphone and the second microphone at the same time when the screen state of the terminal is a transverse screen; and superimposing the first audio data and the second audio data, thereby synthesizing the recorded audios. According to the method and the terminal, the recording quality of the device with the double microphones can be improved.

The present invention relates to an image sensor for generating stereoscopic images. According to the present invention, the image sensor for generating stereoscopic images comprises: a left image sensor which is arranged to generate a left eye image of a subject to be photographed; a right image sensor which is spaced apart from the left image sensor to generate the right eye image of the subject; and a driving circuit unit which drives the left eye image sensor and the right eye image sensor. The left eye image sensor, the right eye image sensor, and the driving circuit unit are all disposed on a single wafer. According to the present invention, the image sensor for generating stereoscopic images can be applied to a device such as a mobile terminal, portable stereo camera or stereo camcorder.

The invention discloses a portable audio playback device and a related mobile multimedia playing device. A plurality of micro-speaker monomers are arranged on a housing of the portable audio playback device, a plurality of micro-speaker monomers form a speaker array, the housing comprises at least one largest surface and a plurality of side surfaces, and a radiation surface of the speaker array is one or a plurality of side surfaces. Compared with the prior art, the provided portable audio playback device utilizes the micro-speaker array and can simultaneously emit sound signals from one or a plurality of radiation surfaces, avoid the problem that a sound field is not ideal due to high-frequency directivity, expand the sound field, broaden a sound image, enhance the stereo effect, further improve the overall sound effect of the device and lead the sound effect to be in line with music playback.

Embodiments of the invention provide a sound production device and electronic equipment. The sound production device comprises a vibration system, a magnetic circuit system, a shell and an antenna, wherein the shell comprises an installation part with at least one open end and a back cavity part which is correspondingly arranged on the outer side of the first side wall of the installation part andis used for forming a rear cavity; the magnetic circuit system and the vibration system are fixed in the installation part; a back sound hole communicating with a magnetic gap in the magnetic circuitsystem and the back cavity is arranged in the position, right opposite to the back cavity, of the first side wall; and the antenna is arranged on the back cavity. According to the embodiments of theinvention, the volume of the sound production device can be reduced while the acoustic performance is ensured, and the antenna can be integrated on the small-volume sound production device in order toimprove the integration level.

The invention discloses a stereo playing method based on double devices. The method comprises steps: according to the time that a connection success determination sound sent by a second device reaches a left mic and a right mic, a first device determines a first sound track the first device plays and a second sound track the second device plays; and the first device plays the first sound track of a file and controls the second device to play the second sound track of the file. The invention correspondingly discloses a stereo playing method based on double devices and devices. By adopting the scheme of the invention, two independent devices are coordinated and matched for realizing stereo playing; as the distance between the two devices can be arranged reasonably, good stereo effects can be achieved and the user experience is improved; and no hardware needs to be added for stereo playing, realization is easy, the mains supply does not need to be connected externally, and the user experience is further improved.

The invention relates to a wireless bluetooth earphone with a signal antenna built into the earhook, comprising a left earphone and a right earphone, both of which include an ear shell main body, an earhook and an ear cap, and the earhook is installed in the ditch behind the human ear , the ear cap is inserted into the human ear, the main control PCB board and the speaker are arranged in the main body of the ear shell, the signal antenna is arranged in the ear hook, the Bluetooth transceiver module and the power supply module are arranged in the main control PCB board, and the power supply module The bluetooth transceiver module is electrically connected, and the bluetooth transceiver module is electrically connected to the signal antenna through a lead wire, and the signal antenna is placed outside the ear shell main body. To get a good stereo effect, the antenna is built into the earhook and placed outside the main body of the ear shell. The bifurcation groove separates the signal antenna from the human body, avoiding direct contact with the human body or being close to the signal antenna to affect signal transmission, which can reduce 25% loss , to ensure stable signal transmission and meet the needs of consumers.

The invention discloses a sound channel switching method, a terminal and a computer-readable storage medium, belonging to the field of sound processing. The method comprises the following steps: whenthe video player is started, marking the left channel audio parameters and the right channel audio parameters of the terminal; detecting whether the terminal is flipped; interchanging the left channelaudio parameter and the right channel audio parameter when that terminal flip is detected. The scheme realizes the interchange of the left channel parameters and the right channel parameters when theterminal flips, and ensures the best stereo effect.

The present invention provides a television rotation sound box, including at least two sound boxes mounted on the rotary shafts of the two sides of the television, and a rotary device is provided between the sound box and the rotary shaft to ensure the sound box surround the rotary shaft to an angle and locate, wherein, the rotary shaft is provided with a vertical shaft and a horizontal shaft, the sound box rotates around the vertical shaft from left to right or around the horizontal shaft up and down, and the maximum angle of the sound box rotation is depend on the length of electric wire connected between the sound box and the television body. Thus, the television rotation sound box of the invention ensures the sound box rotate to a certain angle and locates according to the user needs by the c the combination of the rotary shaft and the rotary device, thereby improving stereophonic effect and delay effect, acquiring sound effect of user hobby.

The present invention discloses an information processing method and electronic equipment. The method comprises the steps of modulating a first audio signal corresponding to a first sound channel in a first sound source file into a first ultrasonic signal to obtain a modulated first ultrasonic signal; modulating a second audio signal corresponding to a second sound channel in a second sound source file into a second ultrasonic signal to obtain a modulated second ultrasonic signal; sending a first ultrasonic wave corresponding to the modulated first ultrasonic signal to obtain a first sound signal corresponding to the first audio signal that can be heard by the ears of people after the first ultrasonic wave is reflected by a first reflective plane; and sending a second ultrasonic wave corresponding to the modulated second ultrasonic signal to obtain a second sound signal corresponding to the second audio signal that can be heard by the ears of people after the second ultrasonic wave is reflected by a second reflective plane. In this way, the technical effect of better stereo effect is realized.

The invention provides an audio playing method, a terminal and a computer readable storage medium. For defects of poor stereophonic sound effect and poor user experience of an existing double-loudspeaker terminal, by detecting a space position where the terminal is positioned currently and a relationship of an initial position of the terminal, respective displacement conditions of two loudspeakersare determined, and according to the displacement conditions, volumes of an audio played by the loudspeakers are respectively regulated. By implementation of the audio playing method, the terminal and the computer readable storage medium, the respective volumes of the loudspeakers are regulated according to the respective displacement conditions of double loudspeakers, so that adaptive regulationon the volumes of two loudspeakers in the double-loudspeaker terminal is implemented, a stereoscopic playing effect of the loudspeakers is obviously promoted, and user experience is improved.

The invention discloses a mobile terminal capable of realizing stereo, which comprises a first sound emitting element, a second sound emitting element, a third sound emitting element, a first power amplifier driving circuit, a second power amplifier driving circuit and an audio controller. The first sound emitting element and the second sound emitting element are connected in parallel with a firstpower amplifier driving circuit, and the third sound emitting element is connected with a second power amplifier driving circuit. The first sound emitting element and the second sound emitting element are disposed at the upper end of the mobile terminal in the longitudinal direction, and the third sound emitting element is disposed at the lower end in the longitudinal direction. The audio controller is configured to cause the first sound emitting element and the second sound emitting element to output a stereo left channel signal and to cause the third sound emitting element to output a rightchannel signal. According to the technical proposal of the invention, the stereo effect of the mobile terminal can be realized, so that the user can feel the stereo effect without the aid of stereo headphones or stereo and other auxiliary equipment every time, and the user experience can be improved.

A head-mounted device comprises a host, a rear cavity shell and a binding band, a loudspeaker is arranged on the side face of the first end of the rear cavity shell, the second end of the rear cavityshell is connected with one end of the shell of the host, and the first end of the rear cavity shell is connected with the binding band; the side surface of the rear cavity housing provided with the loudspeaker is located at the host side. According to the invention, the rear cavity shell is independent of the host; the rear cavity shell is arranged between the host and the bandage; a loudspeakeris arranged on the side surface of the first end of the rear cavity shell connected with the binding band; and the side surface is positioned on the host side, so that the loudspeaker is closer to theear of the user after the user wears the head-mounted device, and compared with the prior art, the high-frequency directivity and the left and right sound channel isolation can be improved to a certain extent, the product stereo effect is improved, and the user experience is further improved.

The embodiment of the invention provides a sounding device and electronic equipment. The sounding device comprises a vibration system, a magnetic circuit system and a shell; the shell comprises a mounting part having at least one end open and a rear cavity part which is correspondingly arranged on the outer side of a first side wall of the mounting part and is used for forming a rear cavity; the magnetic circuit system and the vibration system are fixed inside the mounting part; and a rear sound hole communicated with a magnetic gap in the magnetic circuit system and the rear cavity is configured in a position, directly facing the rear cavity, of the first side wall. The sounding device provided by the embodiment of the invention can have better performance while satisfying the small sizerequirement.

The invention discloses a miniature sound box. The miniature sound box comprises a body with built-in loudspeakers. The top of the body inclines downwards, and the side face of the body is in the shape of a cambered surface which protrudes outwards from the two ends to the middle gradually; the first loudspeaker and the second loudspeaker opposite to the first loudspeaker are arranged on the side face of the body, and the third loudspeaker is arranged on the top of the body. Because the first loudspeaker and the second loudspeaker opposite to the first loudspeaker are arranged on the side face, in the shape of the cambered surface, of the body and the third loudspeaker is arranged on the top, inclining downwards, of the body, sounds can be transmitted in three dimensions and a good stereophonic effect can be achieved.

This invention discloses an open-and-close player with a shaft sound box including a turn over cover and a base hinged with the cover, in which, a hollow shaft is set at the hinged place of the base and the cover and includes a sound box.