
基本信息:
- 专利标题: Optical Modulator Driver Circuit and Optical Transmitter
- 专利标题(中):光调制器驱动电路和光发射机
- 申请号:US14889127 申请日:2014-05-09
- 公开(公告)号:US20160087727A1 公开(公告)日:2016-03-24
- 发明人: Munehiko Nagatani , Hideyuki Nosaka , Toshihiro Itoh , Koichi Murata , Hiroyuki Fukuyama , Takashi Saida , Shin Kamei , Hiroshi Yamazaki , Nobuhiro Kikuchi , Hiroshi Koizumi , Masafumi Nogawa , Hiroaki Katsurai , Hiroyuki Uzawa , Tomoyoshi Kataoka , Naoki Fujiwara , Hiroto Kawakami , Kengo Horikoshi , Yves Bouvier , Mikio Yoneyama , Shigeki Aisawa , Masahiro Suzuki
- 申请人: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
- 优先权: JP2013-099025 20130509; JP2013-100929 20130513
- 国际申请: PCT/JP2014/062480 WO 20140509
- 主分类号: H04B10/54
- IPC分类号: H04B10/54 ; H03G3/00 ; H03F3/04 ; H03F3/60 ; H03F1/32
摘要:
An optical modulator driver circuit (1) includes an amplifier (50, Q10, Q11, R10-R13), and a current amount adjustment circuit (51) capable of adjusting a current amount of the amplifier (50) in accordance with a desired operation mode. The current amount adjustment circuit (51) includes at least two current sources (IS10) that are individually ON/OFF-controllable in accordance with a binary control signal representing the desired operation mode.
摘要(中):
光调制器驱动电路(1)包括放大器(50,Q10,Q11,R10-R13)和电流量调节电路(51),能够根据期望的操作调节放大器(50)的电流量 模式。 电流量调节电路(51)包括至少两个根据表示期望的操作模式的二进制控制信号单独地进行ON / OFF控制的电流源(IS10)。
公开/授权文献:
- US10243664B2 Optical modulator driver circuit and optical transmitter 公开/授权日:2019-03-26