- 专利标题: Circuits for level shifting of voltage of data in transmitting apparatus, and methods thereof
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申请号: US17222349申请日: 2021-04-05
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公开(公告)号: US11303278B1公开(公告)日: 2022-04-12
- 发明人: Tamal Das , Umamaheswara Reddy Katta
- 申请人: SAMSUNG ELECTRONICS CO., LTD.
- 申请人地址: KR Suwon-si
- 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
- 代理机构: Myers Bigel, P.A.
- 优先权: IN202041053874 20201211
- 主分类号: H03K3/00
- IPC分类号: H03K3/00 ; H03K19/0175 ; H03K19/0185 ; H03L5/00 ; H03K3/356
摘要:
The present disclosure relates to a circuit for level shifting of a data voltage from a transmitter. The circuit comprises an inverter logic. The inverter logic comprises a first transistor and a second transistor. The first transistor is connected to a source voltage and the second transistor is connected to ground. A capacitor is connected to an input of the first transistor and configured to drive the first transistor. The capacitor is configured to charge to a charged voltage equivalent to a difference between the source voltage and the data voltage. The second transistor is configured to be driven by the data voltage, thereby level shifting a level of the data voltage to a level of the source voltage.
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