Solution support

Application of ultra-thin woofer:

  • At present, the company has developed an ultra-thin woofer. This product is specially developed for Sound BAR products. The thickness of the product is 20-30mm and the power is in the range of 5W-100W.
  • HDMI decoder board has four inputs and one output, version 1.4/2.0: The company recently launched this PCBA product, which has a high cost performance, and can authorize the use of HDCP KEY
  • At present, the company has launched JDW-8615 and JDW-8630 and JDW-8635 modules, which have a higher cost performance. The module version is 4.0, and the price is similar to the previous JDW-57F, and it has powerful functions and supports voice functions.
  • At present, the company has developed a transparent lens speaker. The power of the speaker is 3W-50W. The product has a good mid-to-high pitch, a transparent and ultra-thin design, and no traditional paper cone and frame.
  • The company has launched a HDMI decoder board that supports 2K/4K ultra-clear. It is currently in production. At present, many TVs and monitors on the market have already supported 2K/4K ultra-clear signals. This decoder board is fully compliant with 2K/4K ultra-clear signals. Certification requirements
  • The company has made further use of the application of the two DSP chips, which can call up a very ideal sound field and required music style, and has a high cost performance.
  • The company is currently developing the application of APP products, and the requirements for intelligent control have been realized. The products are currently under development and are expected to be produced in April.

FAQ

Why does the Mirco 11PIN DOK adapter and HD adapter cable not support Samsung S4 mobile phones?

This is because the decoding chip of the MHL TO HDMI cable on the market does not support S4 mobile phones, and it has nothing to do with Mirco 11PIN DOCK. Because more chips on the market have optimized some integrated functions to reduce costs, so the market Some MHL TO HDMI HD conversion cables cannot support Samsung S4 mobile phones

Do JDW-86 series modules support voice functions?

Currently, the JDW-86 series modules of our company support basic voice functions. The required voice definition must have a voice file, and the basic format is the same as MP3.

Does the 2.4G wireless module support digital signal output? What should we do if we need analog output?

At present, our company’s 2.4G/5.8G wireless module supports digital signal output and analog signal output. In fact, the analog signal output module is that we have added a D/A conversion chip on it

Will the signal of the 2.4G wireless module interfere with the signal of the Bluetooth module, and how to solve it?

When these two modules are placed in the same product, there will be mutual interference, because these two modules work at the 2.4G frequency, the current solutions are as follows, one of which is to change the 2.4G frequency. The transmission power of G is reduced, if the transmission distance is about 10M-15M, it can be solved. Another way is to switch to modules with other frequencies, such as 5.8G modules can also solve this problem

Does the EP94A3K chip require HDCP certification and does it need to join the HDCP Association? How much does it cost to join the HDCP Association for one year?

HDCP is a key for high-definition decoding. At present, as long as the relevant chips are released, you must join the HDCP association. Only members of the HDCP can provide chip shipments. The current membership fee of the HDCP association is 15,000 USD per year.

What is the general effective receiving distance of Bluetooth speakers?

The effective receiving distance of general Bluetooth AUDIO AMP SYSTEM products is generally about 10M to 15M