4439 results about "Sound box" patented technology

A set of headphones switchable to a sound box mode of operation comprises two ear shells each of which has a speaker. An inner chamber of each ear shell is configured with a transmission line of Helmholtz resonance. A vent aperture of the transmission line is located on an outer case of each ear shell. A cord having a connector plug is connected with the speakers in the ear shells. A portion of the cord is also provided with an audio power amplifier connected between the connector plug and the speakers. A switch is also provided, operable to switch an audio signal outputted to the speakers between different levels of power.

A multimedia speaker headphone has a headband, two ear-covers and a control and transmission device. The ear-covers are mounted pivotally on the headband and each ear-cover has an earphone speaker and an audio speaker. The control and transmission device has a controller and a transmission apparatus. The controller is connected one of the ear-covers and has a switch to selectively switch on the earphone speakers or the audio speakers. The transmission device has at least one transmission cord having a terminal. The earphone speakers and audio speakers allow a user to listen to music with or without wearing of the multimedia speaker headphone.

The multiple picture frames decollating system belongs to the field of video digital image treating technology, and is especially multiple picture frame great screen TV wall decollating display system. The present invention consists of two parts, including multiple picture frame decollator and large screen display equipment. The multiple picture frame decollator consists of a computer with video and audio treating card, operation system and control software, a control monitor and sound box. The large screen display equipment is large screen liquid crystal screen, plasma screen or large screen rear projecting TV with VGA / DVI interface. The present invention may be used in multiple picture frame monitoring in different fields. The present invention may be controlled in different modes.

The invention discloses an anti-collision alarm device for a vehicle, which comprises a shell provided with a control panel and a central processor arranged in the shell. The central processor is respectively connected with a GPRS module, a GPS module, a data storage chip, and also connected with a range radar, a camera, an anti-collision sensor, a vehicle speed sensor and a sound box. The control panel is provided with buttons for selecting road conditions, driver age group and vehicle model, and also can be provided with a display screen. The sound box is externally connected with an independent sound box or connected with a self acoustics system in the vehicle. The anti-collision alarm device has the advantages that the anti-collision alarm device combines each parameter of a factor affecting running safety distance to carry out analysis by synthesis according to distance data of a front object measured by the onboard radar, obtains more scientific and accurate running safety distance, mildly and effectively reminds a driver to notice through two-level prompt modes of distance early warning and distance warning, can well prevent the vehicles from colliding, and ensures running safety.

A loudspeaker comprising a resonant panel-form member adapted to produce an acoustic output and a vibration exciting system on the panel-form member and adapted to apply bending wave energy thereto, characterized in that the vibration exciting system is adapted to apply a bending couple to the panel-form member.

The invention applies to the internet field, and provides a music playing method and a music playing device of a smart sound box. The music playing method of the smart sound box includes that a control terminal controls the smart sound box to obtain a playlist request for a playlist server, and the playlist request includes identification information of a user; the playlist server checks a playlist corresponding to the identification information included in the playlist request, and sends the playlist checked out to the smart sound box; the smart sound box receives and stores the playlist request checked by the playlist server, and obtains music data from a music server for playing according to address information of programs in the playlist. The music playing method and the music playing device of the smart sound box can conveniently control the playing of the programs in the playlist at different control terminals, can not lose the playlist when the control terminals or the smart sound box is damaged, and improve safety of the playlist data.

The invention discloses a voiceprint recognition method and device, a storage medium and a loudspeaker box. The method comprises the steps of acquiring voice information of a user; detecting whether the voice information comprises a wake-up word or not, and if the voice information comprises the wake-up word, entering a wake-up state, and simultaneously acquiring the voiceprint feature informationof the voice information; matching the voiceprint feature information with the pre-stored voiceprint model information, and if the matching is successful, receiving a control instruction and performing operation according to the control instruction. By combining the voiceprint recognition technology and the wake-up word technology, the recognition safety is improved.

A levitated structure of Bluetooth speaker, which is composed of a main frame, a control circuit module, an induced coil module, a speaker, a circular frame and a top frame, which enables the main frame to be levitated over the base, and carry out wireless sensing and transmission of the AC (Alternating Current) signal with electric energy to play external audio signal received by the Bluetooth signal receiver, and provide a better power solution free from the shortage of electric power and also extend the performance period of speaker function.

Digital musical footwear is disclosed having hidden compartments which house a thin integrated multi-plane electronic circuit board assembly (2) and a rechargeable lithium ion battery pack. A transmitter antenna is attached to a hand held device such as a smart phone which antenna sends wireless short wave sound signals to a receiving antenna part of the circuit board assembly. Multiple mini-speakers (6, 7) are footwear mounted to play the music. Bluetooth® version 4.0 wireless protocol technology is employed in the circuit board assembly. The circuit board can be flat and hidden in a recess of a heel or curved and hidden in a wall recess of the footwear as can the battery pack. Advanced lithium ion batteries such as silicon wafer or silicon core-shell nanowire batteries may be used to reduce battery weight. Flexible flat speakers (65) such as the FleXpeaker® may also be used to further reduce weight.

The invention discloses a TV set for controlling a Bluetooth mobile phone. The invention includes a processing module, a display apparatus, a noise processing module, and a TV sound box. The TV set also includes a Bluetooth module which is connected with a TV set micro-processing unit MCU and is used for implementing the information exchange between the TV set and the Bluetooth mobile phone; a MCU which is connected with the Bluetooth module and is used for controlling the information exchange between the Bluetooth module and the Bluetooth mobile phone according to the user instruction. The technical proposal of the invention uses the display apparatus of the TV set to display the information displayed on the display screen of the mobile phone, uses the sound box of the TV set to replace the loudspeaker of the mobile phone for outputting a voice signal, the voice signal is transmitted to the mobile phone through the Bluetooth module after being collected by the microphone of the TV set. In the multimedia age, the invention can better perform the interaction between the two common devices of the TV set and the mobile phone, for example, the TV set can display an address book, the sound box can output the conversation voice, and then the user can receive a telephone or call a telephone at home more conveniently, more three-dimensionally, and more interactively.

A micro-speaker box includes a cabinet with a cavity room, a speaker unit, an amount of adsorbents located in the inside of the cabinet, and a porous layer arranged in the cavity room and dividing the cavity room of the cabinet into twp parts, one part for accommodating the speaker unit, the other part filled with the adsorbents. The porous layer defines an acoustical airflow resistance no more than 150 MKS Rayls, and includes billions of stomas. The stomas in the porous layer have diameters in the range of 1 um to 500 um.

A loudspeaker comprising a bending wave panel-form acoustic radiator having a first portion and at least one further portion a transducer for exciting bending waves in the radiator, the transducer being coupled to the further portion of the radiator to cause the radiator to radiate an acoustic output, and means confining low frequency radiation to the further portion of the radiator.

The invention relates to a sound box control technology, in particular to a method for correcting a stage and video professional sound system. According to the method, the multilayer adjustable problem of system layers is solved by adopting active speakers (in particular to two-or-more-way sound boxes) with array layer DSP (Digital Signal Processor) parameters and introducing sound box models to virtualize a plurality of layers of DSP parameters; and an array group model is also introduced to implement the synchronization adjustment on each sound box model of an array group. All in all, according to the technology, not only can the difficulty in debugging and correcting the sound system be simplified and the workload is reduced, but also the system debugging can be ensured to obtain a better sound effect.

An ultra-thin loudspeaker including: a) an iron basin having a first receiving portion and a second receiving portion at the top surface thereof; b) a magnet unit positioned within the first receiving portion of the iron basin; c) a voice coil positioned around the magnet unit; and d) a vibrating diaphragm positioned within the second receiving portion. These are assembled to form a mini-speaker. Furthermore, the mini-speaker is enclosed by a top and a bottom metal cover. In this way, the mini-speaker of the invention resolves the heat-dissipating problem of the conventional thin loudspeaker. Moreover, the thickness of the entire loudspeaker may be minimized. In addition, an excellent concentration of the magnetic force is achieved and the production yield rate is increased.

A portable speaker device that includes a frame configured to receive a portable audio device and at least two speakers that are slidably-connected to the frame. The speakers have a first position for providing a substantially extended configuration and a second position for providing a substantially retracted configuration. The portable speaker device also includes a flush hinged sub-assembly that includes a contoured element and arcuate arms extending from a support and rotatably coupled to the frame at the distal ends of the arcuate arms.

The invention relates to a music playing device, in particular to an egg-shaped 360-degree playing sound box capable of being hung on a ceiling. The egg-shaped 360-degree playing sound box comprises an egg-shaped casing, and a sound box module and a power amplifier connected with the sound box module are installed in the casing. The sound box module comprises a horn, a connection chuck connected with the sound box module in clamping mode and corresponding to the horn is arranged in the casing, an arc face cone corresponding to the horn is arranged at the bottom of the connection chuck, and sound given out by the horn covers 360 degrees of the periphery. The sound box integrates the sound box module with a stress bass passive radiator effectively, enables music to cover the surrounding environment in full directions on one hand, and achieves the effect that the small-space small-size sound box can give out good bass on the other hand. The sound box achieves maximum utilization of effective space and optimum combination of sound in high frequency, medium frequency and low frequency, and enables played music to be good in tactile sense, true and clear.

The invention relates to a sound box control technology, in particular to a method for correcting a sound system. According to the method, the multilayer adjustable problem of system layers is solved by adopting active speakers (in particular to two-or-more-way sound boxes) with array layer DSP (Digital Signal Processor) parameters and introducing sound box models to virtualize a plurality of layers of DSP parameters; and an array group model is also introduced to implement the synchronization adjustment on each sound box model of an array group. According to the technology, not only can the difficulty in debugging and correcting the sound system be simplified and the workload is reduced, but also a better system sound effect can be obtained.

The invention relates to a sound box control technique, in particular to a speaker system regulation method. The method comprises a speaker system model establishing step and a virtual input process parameter correcting step, wherein a speaker system model comprises a plurality of sound box models. Each sound box model is corresponding to a hypostatic active sound box and includes a virtual input process parameter and a virtual output process parameter, the virtual input process parameter includes one or more virtual DSP (digital signal processor) data, each DSP data includes multilayers of DSP parameters in the same type. Thus, no matter how many layers of DSP parameters each hypostatic DSP of the hypostatic sound box includes, the technique can realize multilayer adjustability of the input process parameter in the system layer so as to simplify the operations of debugging and correcting of the speaker system, improve the debugging efficiency, and guarantee the debugging effect of the system.

The invention relates to a device for switching sound tracks according to horizontal or vertical arrangement of a loudspeaker box. The device of the invention is a portable loudspeaker box accessory product which uses an integration design of a miniature loudspeaker monomer array, and in the method and device, the output positions of a left sound track and a right sound track are switched according to the horizontal or vertical arranging direction of the device, thereby ensuring that no matter the loudspeaker box accessory product is horizontally or vertically arranged by a user, the left sound track and the right sound track can output good sound for hearing.

A sound box structure includes a shell (10) and a speaker (30) received therein. The shell defines a resonance chamber (114) and a receiving chamber (115) communicating therewith. The speaker is received in the receiving chamber. The shell is Mg—Al alloy.

A soundbar of loudspeakers for use with a television or the like. The soundbar includes two, three, or more Bessel Arrays configured to produce sound for a corresponding number of audio channels. To reduce the transducer count and / or the soundbar width, adjacent channels may share a transducer in their respective Bessel Arrays, and / or one or more of the channels may use a Reduced Bessel Array.

The present invention provides a switching power supply used for sound speaker, characterized in that the switching power supply includes an input circuit, a transform circuit, an output circuit, a detection circuit, a protection circuit, a control circuit, a power detection circuit and an auxiliary power supply; the output end of the input circuit is connected with the ends which are connected with the output circuit in orders by the transform circuit, and connected with the input end of the power detection circuit, the input end of the detection circuit and the input end of the protection circuit; the output end of the detection circuit, the output end of the power detection circuit and the output end of the protection circuit are connected with a signal input end of the control circuit respectively, the output end of the control circuit is connected with the control signal input end of the transform circuit, the input end of the detection circuit is connected to the output end of the output circuit after connected with the input end of the protection circuit; the output ends of the auxiliary power supply are connected to the power input end of the control circuit and the power detection circuit respectively. The invention automatically adjusts the output voltage by the change of the load, automatically reducing the inner loss, having lower power consumption, high credibility, lower cost, easier market promotion.

The invention discloses a method, system, and device for adjusting audio effect in a virtual reality scene. The method includes that a computer synchronizes an initial audio set in a VR scene to all the sound boxes in a real scene; the computer monitors a position and a distance of a man playing a role in the VR scene, relative to each sound box in the real scene in real time; and the computer adjusts the audio effect according to the monitored position and distance of the man relative to each sound box in the real scene, and synchronizes the audio effect to all the sound box. Further, when the audio effect is adjusted, the audio effect of a role relative to each sound box in a current VR scene and the audio effect of a man playing a role in the VR scene, relative to each sound box in the real scene are combined to determine the audio effect, and in this way, the audio effect can be adjusted in the VR scene according to a moving position of a VR role and a moving position of the VR role.