What is OID Pen

 OID reading pen is a latest international high-tech product regarding icon recognition technology . It is another kind of  educational toys after learning machine and reading machine. It adopts advanced international OID invisible code technology, which can realize the function such as point reading, translation,repetition, game playing and so on.
　　
    The simple and basic structure of OID Pen is as follows:

   Sensor+ MCU+OID calculation+ special print that can reflects Infrarouge
The core of OID lies in its OID calculation. At present, some mature OID solution is sonix and sunplus. Sonix structure contains MCU+Speech IC+sensor while sunplus includes MCU +sensor

OID Pen/Reading Pen/Talking Pen/Audio Pen

　 OID stands for Optical Identification. At present, it ahs more than 600,000 different codes, which different code is for different content. Simply speaking, the user points to the words, graphics or figures on the book, and the reading pen inside will deal with such kind of ,ore than 600,000 codes. Actually, OID builds a bridge between the printing materials and the number system. Every OID code is is made of slightly different codes, which these codes correspond special numbers. The biggest difference from other OID is that the the tiny code is secret and that it can be hidden under the colorful graphics.

     What is actually about the “invisible code” and why the OID reading pen can pronounce? It is because that OID pen head can recognize the invisible code which different invisible codes correspond different pronunciation. OID 1 can recognize 2098 invisible codes while OID2 can recognise 65535 codes which means that OID2 is more practical and confidential. So it is an unavoidable trend that OID2 will replace OID1 soon.