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9 results about "Sound box" patented technology

A sound box or sounding box (sometimes written soundbox) is an open chamber in the body of a musical instrument which modifies the sound of the instrument, and helps transfer that sound to the surrounding air. Objects respond more strongly to vibrations at certain frequencies, known as resonances. The frequency and strength of the resonances of the body of a musical instrument have a significant impact on the tone quality it produces. The air inside the chamber has its own resonances, and these interact with the resonances of the body, altering the resonances of the instrument as a whole. The sound box typically adds resonances at lower frequencies, enhancing the lower-frequency response of the instrument.

Listening position adjusting method and system for automobile sound box

InactiveCN103692967AAvoid the problem of not manually adjusting the listening positionFeel goodAcoustic signal devicesAutomatic controlPressure sensor
The invention discloses a listening position adjusting method and system for an automobile sound box, belonging to the field of automobiles. The method comprises the following steps: acquiring a voltage value output by a pressure sensor under each seat in an automobile; determining the number and positions of passengers in the automobile according to the voltage value output by the pressure sensor; determining an optimal listening position scheme which corresponds to the number and positions of passengers in the automobile; controlling loudspeakers in the automobile to sound according to the optimal listening position scheme. According to the method, the number and positions of the passengers in the automobile are determined according to the voltage value output by the pressure sensor under each seat in the automobile, and the loudspeakers in the automobile are controlled to sound according to the optimal listening position scheme which corresponds to the number and positions of passengers in the automobile, thereby realizing automatic control of the listening positions of the automobile, realizing automatic adjustment of the optimal listening positions of the entire automobile according to the number and positions of passengers, improving the overall feel of the passengers on the sound effect of the entire automobile, and enhancing the intelligence and scientific degree of the automobile.
Owner:CHERY AUTOMOBILE CO LTD

Sound attenuated enclosure

The invention relates to a sound attenuated enclosure. The sound attenuated enclosure comprises a first shell; a second shell, which is located in the first shell, wherein the space between the second shell and the first shell is filled with a sound insulation material structure; and a detection chamber, which is arranged in the second shell, wherein the space between the detection chamber and the second shell is filled with a super-structure sound absorption material structure and a porous sound absorption material structure. The sound wave incident surface of the super-structure sound absorption material structure faces the detection chamber, and in a preset frequency band, the combined acoustic impedance formed by superposing the acoustic impedance of the super-structure sound absorption material structure and the acoustic impedance of the porous sound absorption material structure is matched with the acoustic impedance of air. According to the sound attenuated enclosure, the full-band sound absorption effect of the sound attenuated enclosure can be effectively improved, and the full-band sound insulation effect of the sound attenuated enclosure is further enhanced.
Owner:NANJING INST OF PHOTOACOUSTIC METAMATERIALS CO LTD +1

Wireless charging household sound box based on 5G communication

InactiveCN114866889AAvoid spreadingAvoid breedingMouthpiece/earpiece sanitary/hygienic devicesMedical applicatorsHome useDisinfectant
The invention belongs to the field of sound boxes, and particularly relates to a wireless charging household sound box based on 5G communication, which comprises a sound box body, the side wall of the sound box body is fixedly connected with a shell; a groove is formed in the side wall of the shell, and a disinfectant groove is formed in the shell; by arranging the shell and filling disinfectant into the shell, when an adult uses the sound box, the sound box body vibrates along with sound amplification to drive the sliding plate to float up and down, the disinfectant in the shell enters a cavity in the bottom end of the weight bearing block to be stored, when a child carries the sound box to surf the Internet, the child holds the side wall of the water pressing bag, and the first air bag is squeezed; the air in the first air bag is conveyed to the bottom end of the weight bearing block from the air guide pipe to press the sliding block, the sliding block extrudes the disinfectant to the atomization spray head to be sprayed, the disinfectant is sprayed to the hand face of a child to be disinfected, and the situations that pets spread bacteria everywhere, the hands of the child breed bacteria, and diarrhea, fever and the like are likely to be caused after the pets grab fruits to eat are avoided.
Owner:SHENZHEN CHENRUIJIA PLASTIC ELECTRONICTECHNOLOGY CO LTD

Speaker device

InactiveCN108471579AEliminate interactionElectrical transducersLoudspeakersInterior spaceAcoustic energy
The invention relates to a speaker device by predicting and compensating for changes in sound pressure within a housing caused by at least one acoustic energy converter, and a method of driving acoustic energy converters. The speaker device includes a housing having an internal space, a first acoustic energy converter, a second acoustic energy converter, and a controller. The first and second acoustic energy converters are disposed in the housing and share the same internal space, such as a strip-shaped sound. For the speaker device, the controller uses an algorithm and a mathematical model (for example, a conversion function) on the audio signal received from the outside, so that the sounds respectively output by the first and second acoustic energy converters sharing the same internal space may be compensated, and the effect is equivalent to the first and second acoustic energy converters being separately disposed in the respective housings.
Owner:MERRY ELECTRONICS (SHENZHEN) CO LTD

Mouse with sound box

The invention provides a mouse with a sound box. The small sound box is arranged at the bottom of the mouse, and when a user feels tired during work, the sound box switch on the mouse can be turned on, and therefore the user can sit down to listen to music, relax and relax.
Owner:BAOKANG COUNTY XIONG YI MIDDLE SCHOOL
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