发明授权
US07548467B2 Bias voltage generator and method generating bias voltage for semiconductor memory device
有权
用于半导体存储器件的偏置电压发生器和产生偏置电压的方法
- 专利标题: Bias voltage generator and method generating bias voltage for semiconductor memory device
- 专利标题(中): 用于半导体存储器件的偏置电压发生器和产生偏置电压的方法
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申请号: US11955562申请日: 2007-12-13
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公开(公告)号: US07548467B2公开(公告)日: 2009-06-16
- 发明人: Hye-Jin Kim , Kwang-Jin Lee , Woo-Yeong Cho , Mu-Hui Park
- 申请人: Hye-Jin Kim , Kwang-Jin Lee , Woo-Yeong Cho , Mu-Hui Park
- 申请人地址: KR Suwon-si, Gyeonggi-do
- 专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人地址: KR Suwon-si, Gyeonggi-do
- 代理机构: Volentine & Whitt, PLLC
- 优先权: KR10-2006-0136115 20061228; KR10-2007-0003123 20070111
- 主分类号: G11C5/14
- IPC分类号: G11C5/14
摘要:
There are provided a bias voltage generator, a semiconductor memory device having the bias voltage generator, and a method for generating the bias voltage. The bias voltage generator which generates the bias voltage to control a sensing current supplied to a memory cell for sensing data is characterized in that the bias voltage is output in response to an input voltage being applied, so that a slope of the bias voltage to the input voltage is different in at least two sections divided corresponding to a level of the input voltage.
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