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EMC RF Anechoic Chamber

EMC RF Anechoic Chamber

Juovi R&D of EMC Radio Frequency Anechoic Chamber (EMC RF Anechoic Chamber) stands as a testament to our commitment to cutting-edge technology and precision engineering. Designed with meticulous attention to detail, our 3-meter EMC RF Anechoic Chamber serves the primary purpose of conducting radiated emission and immunity measurements at a 3-meter testing distance. Complemented by the advanced and modular testing systems from Juovi, this chamber is equipped to support CE/FCC/CCC certifications for 2G/3G/4G/24G/58G products, ensuring compliance with relevant RE/RSE testing standards.   Construction Standards:   Normalized Site Attenuation (NSA):    - Meets the requirements of ANSI C63.4-1992, CISPR 16, and EN50147-2 for transmission loss (TL).     Transmission Loss (TL):    - Complies with ANSI C63.4-1992, CISPR 16, and EN50147-2 standards for normalized...
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R&D Acoustics Laboratory (Acoustic Anechoic Chambers )

R&D Acoustics Laboratory (Acoustic Anechoic Chambers )

Juovi  Acoustic Anechoic Chambers stand at the forefront of the industry, specializing in the creation of standard acoustic chambers tailored exclusively for TWS (True Wireless Stereo) earphones. Our state-of-the-art facilities, equipped with top-tier electroacoustic testing instruments, excel in meeting the diverse requirements of TWS earphones, including electrical acoustic parameters, noise reduction, intelligent voice recognition, and spatial sound reproduction.    Construction Standards   Our acoustic chambers adhere to stringent industry standards, ensuring precision and reliability in testing:   GB/T 6882-2016:    - Measurement of Sound Power Levels of Acoustic Noise Sources in Anechoic or Semi-anechoic Rooms Using Precision Method.   JJF1147-2006:    - Calibration Specification for Acoustic Characteristics of Anechoic and Semi-anechoic Rooms.   GB 50800-2012:    - Technical Specification for Anechoic and Semi-anechoic...
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R&D imaging laboratory

R&D imaging laboratory

Juovi Imaging Lab ensures the quality testing for mobile imaging, security surveillance, image recognition, and various other aspects of image performance. We provide a comprehensive guarantee for clarity, MTF (Modulation Transfer Function), distortion, color reproduction, detail texture, dynamic range, glare, ghosting, noise, sharpening, vignetting, and more. Our laboratory employs scientific assessments to intuitively identify shortcomings in the performance of images, offering a solid foundation for the development of camera imaging. Our testing repertoire includes the utilization of ISO 12233 resolution test charts, standard 24-color charts, distortion test charts, 20-step dynamic range test charts, skin tone test cards, and other commonly used test items. The testing equipment at our disposal comprises standard light sources, DNP lightboxes, color illuminance meters, and more.With...
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R&D Acoustics Laboratory

R&D Acoustics Laboratory

Juovi Listening Studio represents the pinnacle in subjective audio quality assessment, panoramic sound reproduction environments, and intelligent voice simulation capabilities. With its comprehensive features and outstanding parameters, it meets the latest standards set by ITU, ETSI, IEC, and national listening room standards. Additionally, it complies with the intelligent voice testing standards of major players like BAT, Amazon, and Google. The studio is capable of achieving Dolby TrueHD 7.1.4 playback, providing a nurturing audio environment for both listening and testing purposes. It satisfies the latest background noise reduction standards, meets the requirements for intelligent voice 5-meter far-field testing, and stands at the forefront of the industry, offering a holistic solution for the subjective and objective evaluation of True Wireless Stereo (TWS)...
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