Company Filing History:
2 out of 1,724 
1 out of 123 Years Active: 2013-2017
Title: The Innovations of Daniel Xu
Introduction
Daniel Xu is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of semiconductor technology, particularly in the development of radio frequency devices and flash memory manufacturing methods. With a total of three patents to his name, Xu's work has had a notable impact on the industry.
Latest Patents
One of Xu's latest patents is the "Silicon-on-insulator radio frequency device." This invention involves a high resistivity silicon plate with a pit formed on its surface, which can be filled with an insulating material or left in a vacuum state. This design effectively increases the equivalent surface resistance of the silicon plate, reducing eddy currents generated by radio frequency signals, thereby improving signal linearity and reducing loss.
Another significant patent is the "Array architecture for embedded flash memory devices." This method outlines a process for manufacturing flash memory devices, including the formation of a well region in a substrate and the deposition of multiple polysilicon layers. The method allows for the simultaneous patterning of these layers to create flash memory cells and select devices, enhancing the efficiency of flash memory production.
Career Highlights
Daniel Xu has worked with notable companies in the semiconductor industry, including Semiconductor Manufacturing International Corporation and Shanghai Huahong Grace Semiconductor Manufacturing Corporation. His experience in these organizations has contributed to his expertise in semiconductor technologies and innovations.
Collaborations
Some of Xu's coworkers include Ernest Li and Roger Lee, who have collaborated with him on various projects within the semiconductor field.
Conclusion
Daniel Xu's contributions to semiconductor technology through his innovative patents and career highlights demonstrate his significant role in advancing the industry. His work continues to influence the development of efficient electronic devices.