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US Patent 7551502 Semiconductor device

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US Patent 12125514 Apparatuses and methods for access based refresh operations
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US Patent 12112787 Apparatuses and methods for access based targeted refresh operations
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US Patent 12002501 Apparatuses and methods for distributed targeted refresh operations
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US Patent 11984148 Apparatuses and methods for tracking victim rows
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US Patent 11935576 Semiconductor device performing row hammer refresh operation
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US Patent 11854618 Apparatuses, systems, and methods for determining extremum numerical values
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Patent Inventor Names
Chiaki Dono0
Yasuji Koshikawa0
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Patent abstract

Double refresh executing means is changed in accordance with a manner (distributed refresh or burst refresh) of a refresh command so as to suppress a drop of internal power supply that occurs upon double refresh.

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US Patent 11749331 Refresh modes for performing various refresh operation types
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US Patent 11715512 Apparatuses and methods for dynamic targeted refresh steals
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https://pdfpiw.uspto.gov/.piw?Docid=075515020
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US Patent 11699476 Apparatuses and methods for monitoring word line accesses
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US Patent 11694738 Apparatuses and methods for multiple row hammer refresh address sequences
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US Patent 11664063 Apparatuses and methods for countering memory attacks
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US Patent 07551502 Semiconductor device US Patent 7551502 Semiconductor device

Infobox
Patent Number
075515020
Patent Number
75515020
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Infobox
Is a
Patent
Patent
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
075515020
Date of Patent
June 23, 2009
0
Patent Application Number
114348970
Date Filed
May 17, 2006
0
Official Website
https://pdfpiw.uspto.gov/.piw?Docid=075515020
Patent Primary Examiner
‌
VanThu Nguyen
0
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edited on 15 Jun, 2022
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=07551502
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 US Patent 07551502 Semiconductor device

Infobox
Is a
Patent
Patent
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
07551502
Date of patent
June 23, 2009
Patent application number
11434897
Date Filed
May 17, 2006
Patent primary examiner
‌
VanThu Nguyen

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