Invention Grant
- Patent Title: Automatic selective slow program convergence
- Patent Title (中): 自动选择性慢程序融合
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Application No.: US13854549Application Date: 2013-04-01
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Publication No.: US08638612B2Publication Date: 2014-01-28
- Inventor: Pranav Kalavade , Krishna K. Parat , Paul D. Ruby
- Applicant: Micron Technology, Inc.
- Applicant Address: US ID Boise
- Assignee: Micron Technology
- Current Assignee: Micron Technology
- Current Assignee Address: US ID Boise
- Agency: Schwegman, Lundberg & Woessner, P.A.
- Main IPC: G11C11/34
- IPC: G11C11/34

Abstract:
Apparatus, methods, and systems are disclosed, including those to improve program voltage distribution width using automatic selective slow program convergence (ASSPC). One such method may include determining whether a threshold voltage (Vt) associated with a memory cell has reached a particular pre-program verify voltage. In response to the determination, a voltage applied to a bit-line coupled to the memory cell may be automatically incremented at least twice as the program voltage is increased, until the cell is properly programmed. Additional embodiments are also described.
Public/Granted literature
- US20130215680A1 AUTOMATIC SELECTIVE SLOW PROGRAM CONVERGENCE Public/Granted day:2013-08-22
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