| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a programming verification system which programs fairy a defective bit again without applying stress excessively to bit logic in a device. <P>SOLUTION: This system detects a bit failing in programming verifying operation, programs the bit again utilizing adjusted programming voltage, obtains desired Vt, reduces stress for the bit, and achieves narrow Vt distribution. <P>COPYRIGHT: (C)2003,JPO</p> |
