RFQ
Lead-free piezo ceramics series
Typically, Pb contains over 500,000ppm in 23mm piezo ceramic elements, but our edgy Pb-free elements are less than 1,000ppm which is compliant with RoHS 2.0 without exemption.
more
Technical Article
Applications of Virtual Fencing and Trackers
Virtual fence technology has become increasingly popular. These virtual fences are designed like animal necklaces or collars and can be monitored remotely by farmers through their smartphones
more
Composite Sound Thin-ply Carbon Diaphragm (TPCD)
Kingstate with Composite Sound to develop high-sensitivity speakers using thin film carbon fiber (TPCD) bodies.
more
Introduction to IEC60601-1-8 Regulations and Medical Product Applications
The purpose of the IEC60601-1-8 standard is to define the safety and performance requirements for audible or visual alarm systems used in medical electrical equipment. This article only uses the sound alarm as the main description.
more
Lead-free Element-related Knowledge and Applications
In response to the changes in the earth's climate, countries and companies are gradually paying attention to changes in the earth's environment. Many products have begun to require a commitment to environmental protection, carbon reduction, etc. Today we
more
Advanced Microphone Applications for Automotive
With the expansion of advanced automotive electronics, there are more and more products requirements as well. One of the microphone's applications is widely used, including the following application instructions.
more
Echo Cancellation & Vibration Simulation for Smart Speakers
To clearly recognize the commands from hosts’ voices is important for a smart-home device, especially a smart speaker which plays music at the same time, and when talking to people on Internet, the capability of echo cancellation allows smooth communicati
more
Types of Output Interfaces of MEMS Microphones
MEMS Mic, there are two types of output interfaces: "Analog" and "Digital". Analog is also divided “Single-ended” and “Differential” output. As for the digital which contains “PDM”, “I2S” and “TDM” output. PDM occupies the largest proportion.
more
The study of loudspeaker positions
How can we get a balance between the ID appearances and acceptable sound performance? It’s always a critical task for the designer. Using the FEA (Finite Element Analysis) tool to predict and analyze the influences of sound performance when the ID was ini
more
Q&A for Acoustic Component Design
People are spending more time at home during the COVID-19 pandemic and it causes a boost in demand for related products, such as wearables, notebooks, video conferencing equipment, smart speaker, etc. They all have one thing in common: speakers and microp
more
Notice For Designing The Loudspeaker of Smart Speaker
The smart speaker experiences a significant in the consumer electronic market in recent years. It comes with an integrated voice assistant function, performs tasks such as obtaining information, playing music, shopping online, ordering food, controlling s
more
Notice For Designing The Microphone of Speaker Phone
Due to the global pandemic issue in 2020, many people have had to adapt to an entirely new work style: Working from home. WFM has increased the demand for Speakerphone and video conferencing products that require superior sound quality even in a noisy…
more
The Influence Of Mic SNR & AOP Parameters On Sound Quality
Whether it is mobile phones, smart speakers, IP cam, doorbell or VoIP phone...etc, the audio quality requirement is gradually being significant.
Besides the basic sensitivity of the Mic, the SNR & AOP are also the keypoint.
The loudspeaker Developments for Laptop Acoustics
A compact and as thinner as the possible form factor is the mainstream of designing current laptops. That causes traditional round-shape speakers which are limited by the diameter (i.e. length and width) are not able to satisfy state-of-the-art laptops. S
more
Compact High-Sound Pressure Buzzers for IoT & Alarm Systems
Recently household IoT devices on the market are gradually growing, besides the internet functions ...etc, it is also demand for a higher sound pressure level (SPL) and internal space requirement of the device, especially IoT device usually needs a modern
more
High Performance Acoustic Cavity Design for Loudspeakers
KLIPPEL analyzer and COMSOL simulation system are used for 3D modeling, sound quality tuning, data analysis, and diverse acoustic simulation to shorten project schedule and minimize cost at the development phase. A variety of sound product proposals...
more
New Mic Modules for Automotive Smart Voice Systems
As an innovative electro-acoustics designer and manufacturer for decades, Kingstate owns well-equipped labs with 4 anechoic chambers, professional acoustic measurement and certification facilities; and 2 test labs for the environmental test...
more
