15results about How to "Improve pickup effect" patented technology

The invention discloses an infrared wireless controller with a voice module and a production process thereof, and relates to the field of infrared wireless controllers, the infrared wireless controller comprises a lower shell assembly, a chip assembly is fixedly installed in the lower shell assembly, an upper shell assembly is fixedly installed at the upper end of the lower shell assembly, and a protection assembly is fixed to the outer side of the lower shell assembly and the outer side of the upper shell assembly in a wrapping mode. The chip assembly comprises a circuit board, an infrared emission module and a voice module are fixedly installed on the circuit board, and a shielding assembly is fixedly installed on one side of the lower end of the lower shell assembly. The structure is compact, small and exquisite, assembling is convenient, by adopting the shielding assembly, when the voice module is not used, the sound pickup position can be shielded, dust accumulation is avoided, and the sound pickup effect is improved. The sound pickup device is simple in structure, the service life is prolonged, the sound pickup effect during use is improved, the frame position is conveniently wrapped through the protection assembly, the protection performance is improved, damage caused by collision is avoided, the rubber ring is prevented from being disengaged through the fixing lugs during long-term use, and the stability of long-term use is improved.

The embodiment of the utility model discloses an earphone for improving sound quality, and the earphone comprises an audio body which comprises a sound production assembly; hanging the body; the ear hanging body is respectively connected with the audio body and the suspension body; the suspension body comprises a suspension shell and a suspension body, wherein the suspension shell is provided with a suspension containing cavity; the hanging shell is used for being matched with the head of a wearer; and the pickup piece is arranged in the suspension accommodating cavity. According to the earphone, the sound production assembly is arranged on the audio body, the pickup part is arranged on the suspension body, and the sound production assembly and the pickup part are arranged on different bodies, so that the distance between the sound production assembly and the pickup part is greatly increased, and the influence of the sound of the sound production assembly on the audio quality of the pickup part can be prevented.

The utility model discloses a microphone array support relates to audio equipment technical field, solves the problem of current microphone support adjustment complicated, stability and poor problem of vibration reduction. It includes: base, the length of main stem is telescopic adjustment, the lower extreme of main stem is connected with the connecting piece through universal ball head, so that the main stem can multidirectional partial swing, support assembly, wherein the support assembly includes main support, and the multiple sliding parts of array distribution on main support, the sliding part with the main support is for the interpenetration connection, and the collet for clamping microphone is hinged on every sliding part, and the collet has the flexible pad of facing the microphone. This microphone support design is used for fixing multiple microphones simultaneously, forms an array, thereby realizes 360 degrees all -round sound pickup, and the optimization stereo sound effect and sound source positioning are realized, and the position and angle of microphone are adjustable, and the support has the shock attenuation structure, reduces the influence of vibration to microphone.

This application discloses a microphone chip, a microphone, and a terminal device. The microphone chip, the microphone, and the terminal device may be used in a mobile phone, a voice recorder, and another device that needs to perform sound collection. The microphone chip includes: a substrate and a diaphragm that are disposed oppositely; a reflector located on a side that is of the diaphragm and that is close to the substrate; a grating group located between the substrate and the diaphragm; and an optical emitter and an optical detector that are located between the substrate and the grating group, where the grating group includes a plurality of gratings, and distances between at least two gratings in the plurality of gratings and the reflector are different. This application reduces difficulty and complexity of a manufacturing process, and reduces mechanical noise and circuit noise.

The utility model relates to kitchen utensils, in particular to a baking tray, cooking equipment and a cooking system.The baking tray comprises a baking tray body, the baking tray body is provided with an outer edge, the outer edge is arranged in the circumferential direction of the upper surface of the baking tray body, and the outer edge is used for being grabbed by a kitchen mechanical arm; the gravity center measuring mechanism is embedded in the baking tray body and used for measuring the gravity center position of the baking tray body; the groove is formed in the outer edge of the baking tray body and is matched with the picking mechanism. According to the baking tray, the gravity center measuring mechanism is embedded in the baking tray body so as to measure the gravity center position of the baking tray body in real time, the current gravity center positions of the baking tray body and food can be measured when the food is placed on the baking tray, and the groove matched with the picking mechanism is formed in the outer edge of the baking tray so that the picking effect can be improved; therefore, the stability of picking up the baking tray bearing the food is improved.

The application provides a sound pickup module and a recording pen. The sound pickup module is rotatably connected with a base body, and comprises a microphone, a first support and a second support. The first support is rotatably mounted on the base body along a direction parallel to a first plane. The second support is rotatably connected with the first support along a direction parallel to a second plane. The second support has a connecting portion for mounting the microphone. The first plane intersects the second plane. In this arrangement, the microphone can be rotated in multiple directions under the action of the first support and the second support, thereby improving the sound pickup effect of the sound pickup module and increasing the use scenarios. In addition, the application also provides a recording pen comprising the sound pickup module.

The utility model relates to railway communication and monitoring technical field, concretely discloses a kind of wind-noise-resistant railway pickup array module;The module includes mounting bracket, pickup, fairing and auxiliary sound absorption device.Fairing is through the cambered surface fairing surface of specific curvature and the structure of gradually expanding leeward surface, dredge airflow and reduce turbulence;Internal reinforcing rib enhances structural strength, ensure that the flow is stable.Pickup is articulated with horizontal support articulation, angle can be flexibly adjusted;First, second supporting leg can be lifted, cooperate with guide rail and guide rod to realize installation position adjustment, improve environmental adaptability.Auxiliary sound absorption device's sound absorption block is connected by damping unit, and its sound absorption material and sound absorption cover can absorb residual wind noise, reduce support vibration interference.Each structure synergistic effect, effectively reduce wind noise influence, significantly improve the pickup performance of railway pickup array in strong wind environment.

This utility model discloses a concealed microphone with a protective structure, belonging to the technical field of audio acquisition equipment, aiming to solve the problems of insufficient protection and inconvenient installation and maintenance of existing concealed microphones. It includes a microphone body with a head and a threaded shell. A first fixing plate with an annular mounting groove, a limiting groove, and a rotating plate is provided between the head and the shell. A thickened nut is fitted onto the shell. A protective assembly including multiple sleeve-type multi-section telescopic rods, springs, and magnets is installed between the two. One end of the telescopic rod is connected to the rotating plate, and the other end is magnetically attracted to the nut via a magnet. An internal spring assists in its extension and retraction. The length of the telescopic rod can be adjusted by rotating the nut. The storage annular groove and the mounting groove are compatible, achieving all-round buffer protection, balancing installation concealment and maintenance convenience, ensuring microphone structure and sound pickup stability, and is suitable for scenarios requiring concealed audio acquisition.

The earphone device and the earphone device are disclosed, and the earphone device comprises a first shell, an audio cavity, a sound generating component, a second shell, a pickup, a connecting piece, a pickup hole, and a first plane.

The utility model mainly relates to an earphone, the earphone comprises a housing assembly and a microphone assembly, the housing assembly is used for forming an accommodating space, the microphone assembly is arranged in the accommodating space, the housing assembly is provided with two sound inlet holes communicated with the accommodating space and the outside of the housing assembly, the sound inlet ends of the two sound inlet holes are arranged at intervals, and the sound inlet ends of the two sound inlet holes are communicated with the microphone assembly. A mounting groove is formed in the inner surface of the shell assembly, the sound outlet ends of the two sound inlet holes are communicated with the mounting groove, the microphone assembly comprises a sound guide seat and a microphone, a sound guide channel is formed in the sound guide seat, the sound guide seat is embedded in the mounting groove, the sound inlet end of the sound guide channel is communicated with the sound outlet ends of the two sound inlet holes in the mounting groove, and the microphone is embedded in the sound guide channel. The microphone is arranged to receive sound output by the sound output end of the sound guide channel. Through the above mode, the pickup effect of the microphone of the earphone can be effectively improved.

The utility model belongs to the field of sound pick-up devices of musical instruments, and particularly relates to a sound pick-up structure of a musical instrument, which comprises a positioning unit, the positioning unit comprises a body capable of being fixed at a specific position through self deformation and an accommodating space formed inside and / or outside the body, and the accommodating space is provided with an opening communicated with the outside. And at least one part of the pickup device can be placed in the accommodating space through the opening, so that the pickup device is close to a sound source through the fixation of the positioning unit. According to the utility model, the body with the deformable positioning unit can be fixed on an arm of a human body, especially a wrist, and the accommodating space is arranged in the body and / or on the surface of the body and can be used for loading the pickup device, so that the pickup device can move along with the human body after being loaded, and meanwhile, the pickup device can be used in harmonica, Xun, Xun, Xun, Xun, Xun, Xun, Xun, Xun, Xun, Xun, Xun, Xun, Xun, Xun and Xun. In the playing process of instruments such as ocarina and the like, the device can be closer to the instruments, so that the pickup effect is improved, and resonance of the instruments is not affected.

The invention relates to the technical field of video conference devices, and discloses a mobile video conference device convenient to transport, which comprises a connecting shell, the top of the connecting shell is fixedly connected with two baffles which are symmetrically distributed, and the top of the connecting shell is provided with a mounting shell located between the two baffles; the storage medium is arranged, the loudspeaker is used for playing the preset detection audio, the microphone is used for pickup, whether noise generated by external natural wind exists or not is judged according to pickup of the microphone, and the rotation angle of the connecting disc is adjusted through the adjusting assembly according to the recognition result. The second through hole and the third through hole are communicated with the sound passing hole to realize different sound attenuation effects of an indoor environment and an outdoor environment, so that the sound pickup effect on the sound of participants in different environments is improved, and the sound transmission quality in a video conference process is improved; the problem that the use environment cannot be recognized by the existing video conference device and the noise reduction effect is influenced is solved.

The utility model discloses a wind noise resistant earphone, which comprises an earphone main body and a rod body connected with the earphone main body, the rod body is provided with a head end and a tail end, the head end is connected with the earphone main body, the tail end is provided with a sound pickup hole coupled with external acoustics, the tail end is detachably connected with a wind-proof piece, the wind-proof piece covers the sound pickup hole, and the head end is connected with the earphone main body. The windproof piece can be penetrated by sound; therefore, the wind noise resistance of the earphone can be effectively improved, the influence of wind noise is reduced, the pickup effect of the microphone is effectively improved, and the call quality in a wind noise environment is improved.

The present invention relates to a directional sound pickup system, wherein a sound pickup device calling module comprises: a track; a bearing device for carrying a sound pickup device, which can be connected to the track and move along the track; a control module connected to the bearing device, and the control module can drive the bearing device and the sound pickup device carried by the bearing device to move to a designated sound pickup position on the track according to a designated sound pickup task; a sound pickup device adjustment module comprises: a monitoring module; a driving module; a sound pickup controller connected to the monitoring module and the driving module, and when the designated sound pickup device is at the designated sound pickup position, the sound pickup controller controls the driving module to move and adjust the distance between the sound pickup head and the mouth of the sound emitter, and at the same time adjusts the angle of the sound pickup head so that the sound pickup head is located in a preset fixed area of ​​the mouth of the sound emitter so as to accurately capture the sound emitted by the sound emitter and the predetermined area around the mouth of the sound emitter. The sound pickup device calling management efficiency is improved, manpower is saved, and the sound pickup effect is improved.

The invention relates to a vacuum cleaner nozzle configured to move over a floor surface. The suction nozzle includes a floor configured to face a floor surface during operation. The bottom plate includes a suction inlet, a front portion and a rear portion disposed at a front and a rear of the suction inlet, respectively. During normal use, the front portion includes a front surface having a length of between 5-10 millimeters in a direction substantially parallel to the floor surface and an inclined front surface having a length of between 20-26 millimeters in the same direction. The rear portion includes a rear surface having a length of between 5-10 millimeters in a direction substantially parallel to the floor surface, and an inclined rear surface having a length of between 18-24 millimeters in the same direction. The front inclined surface has an inclination of between 7 and 11 degrees with respect to the front surface, and the rear inclined surface has an inclination of between 8 and 12 degrees with respect to the rear surface. The invention also relates to a vacuum cleaner with such a nozzle.