发明授权
US08009710B2 Laser driver circuit, method for controlling a laser driver circuit, and use
有权
激光驱动电路,控制激光驱动电路的方法及用途
- 专利标题: Laser driver circuit, method for controlling a laser driver circuit, and use
- 专利标题(中): 激光驱动电路,控制激光驱动电路的方法及用途
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申请号: US12538305申请日: 2009-08-10
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公开(公告)号: US08009710B2公开(公告)日: 2011-08-30
- 发明人: Herbert Knotz , Holger Vogelmann , Peter Kolb , Michael Offenwanger , Stefan Schabel
- 申请人: Herbert Knotz , Holger Vogelmann , Peter Kolb , Michael Offenwanger , Stefan Schabel
- 申请人地址: US CA San Jose
- 专利权人: Atmel Corporation
- 当前专利权人: Atmel Corporation
- 当前专利权人地址: US CA San Jose
- 代理机构: Baker Botts L.L.P.
- 优先权: DE102008036985 20080808
- 主分类号: H01S3/00
- IPC分类号: H01S3/00
摘要:
A laser driver circuit comprising an amplifier device with a plurality of switchable subamplifiers, which can be or are connected to an output for connection of a laser, ith an analog switching device for switching of analog input signals, a plurality of analog inputs for the analog input signals, a plurality of control inputs for receiving digital control signals, wherein each switchable subamplifier has a switching device for switching the amplification by one of the digital control signals, a digital switching device connected to an input of each switching device for the selectable connection of the input of the switching device of each switchable subamplifier to a control input. Whereby each switchable subamplifier has an analog input, which is connected to the analog switching device for the selectable switching of an analog input signal to the analog input.
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