Multiple distributed feedback laser devices
    1.
    发明授权
    Multiple distributed feedback laser devices 有权
    多个分布式反馈激光器件

    公开(公告)号:US08149890B2

    公开(公告)日:2012-04-03

    申请号:US12980907

    申请日:2010-12-29

    IPC分类号: H01S5/00

    摘要: Provided is a multiple distributed feedback laser device which includes a first distributed feedback region, a modulation region, a second distributed feedback region, and an amplification region. An active layer is disposed on the substrate of the first distributed feedback region, the modulation region, the second distributed feedback region, and the amplification region. A first diffraction grating is disposed in the first distributed feedback region to be coupled to the active layer in the first distributed feedback region. A second diffraction grating is disposed in the second distributed feedback region to be coupled to the active layer in the second distributed feedback region. The multiple distributed feedback laser device further includes a first micro heater configured to supply heat to the first diffraction grating and a second micro heater configured to supply heat to the second diffraction grating.

    摘要翻译: 提供了一种多分布反馈激光装置,其包括第一分布反馈区域,调制区域,第二分布反馈区域和放大区域。 有源层设置在第一分布反馈区域,调制区域,第二分布反馈区域和放大区域的衬底上。 第一衍射光栅设置在第一分布反馈区域中,以耦合到第一分布反馈区域中的有源层。 第二衍射光栅设置在第二分布反馈区域中,以耦合到第二分布反馈区域中的有源层。 多分布式反馈激光装置还包括被配置为向第一衍射光栅供应热量的第一微加热器和被配置为向第二衍射光栅供热的第二微加热器。

    MULTIPLE DISTRIBUTED FEEDBACK LASER DEVICES
    2.
    发明申请
    MULTIPLE DISTRIBUTED FEEDBACK LASER DEVICES 有权
    多个分布式反馈激光器件

    公开(公告)号:US20110090932A1

    公开(公告)日:2011-04-21

    申请号:US12980907

    申请日:2010-12-29

    IPC分类号: H01S5/125 H01S3/08

    摘要: Provided is a multiple distributed feedback laser device which includes a first distributed feedback region, a modulation region, a second distributed feedback region, and an amplification region. An active layer is disposed on the substrate of the first distributed feedback region, the modulation region, the second distributed feedback region, and the amplification region. A first diffraction grating is disposed in the first distributed feedback region to be coupled to the active layer in the first distributed feedback region. A second diffraction grating is disposed in the second distributed feedback region to be coupled to the active layer in the second distributed feedback region. The multiple distributed feedback laser device further includes a first micro heater configured to supply heat to the first diffraction grating and a second micro heater configured to supply heat to the second diffraction grating.

    摘要翻译: 提供了一种多分布反馈激光装置,其包括第一分布反馈区域,调制区域,第二分布反馈区域和放大区域。 有源层设置在第一分布反馈区域,调制区域,第二分布反馈区域和放大区域的衬底上。 第一衍射光栅设置在第一分布反馈区域中,以耦合到第一分布反馈区域中的有源层。 第二衍射光栅设置在第二分布反馈区域中,以耦合到第二分布反馈区域中的有源层。 多分布式反馈激光装置还包括被配置为向第一衍射光栅供应热量的第一微加热器和被配置为向第二衍射光栅供热的第二微加热器。

    MULTIPLE DISTRIBUTED FEEDBACK LASER DEVICES
    6.
    发明申请
    MULTIPLE DISTRIBUTED FEEDBACK LASER DEVICES 有权
    多个分布式反馈激光器件

    公开(公告)号:US20100142571A1

    公开(公告)日:2010-06-10

    申请号:US12506073

    申请日:2009-07-20

    IPC分类号: H01S3/10 H01S3/08 H01S3/04

    摘要: Provided is a multiple distributed feedback laser device. The laser device includes an active layer, a first diffraction grating, and a second diffraction grating. The substrate includes a first distributed feedback region, a modulation region, and a second distributed feedback region. The first diffraction grating is coupled to the active layer in the first distributed feedback region. The second diffraction grating is coupled to the active layer in the second distributed feedback region. In addition, the laser device includes a first micro heater and a second micro heater. The first micro heater supplies heat to the first diffraction grating. The second micro heater supplies heat to the second diffraction grating. The first micro heater and the second micro heater are controlled independently from each other.

    摘要翻译: 提供了一种多分布式反馈激光装置。 激光装置包括有源层,第一衍射光栅和第二衍射光栅。 衬底包括第一分布反馈区域,调制区域和第二分布反馈区域。 第一衍射光栅耦合到第一分布反馈区域中的有源层。 第二衍射光栅耦合到第二分布反馈区域中的有源层。 此外,激光装置包括第一微加热器和第二微加热器。 第一微加热器向第一衍射光栅提供热量。 第二微加热器向第二衍射光栅提供热量。 第一微加热器和第二微加热器彼此独立地控制。

    Apparatus for generating/detecting THz wave and method of manufacturing the same
    7.
    发明授权
    Apparatus for generating/detecting THz wave and method of manufacturing the same 有权
    用于产生/检测太赫兹波的装置及其制造方法

    公开(公告)号:US08039802B2

    公开(公告)日:2011-10-18

    申请号:US12764361

    申请日:2010-04-21

    IPC分类号: G01J5/02

    CPC分类号: G01J3/10 G01J3/42 G01J5/0837

    摘要: Provided are an apparatus for generating/detecting terahertz wave and a method of manufacturing the same. The apparatus includes a substrate, a photo conductive layer, a first electrode and a second electrode, and a lens. The photo conductive layer is formed on an entire surface of the substrate. The first electrode and a second electrode formed on the photo conductive layer. The first and second electrodes are spaced from each other by a certain gap. The lens is formed on the first and second electrodes. The lens is filled in the gap between the first and second electrodes.

    摘要翻译: 提供一种用于产生/检测太赫兹波的装置及其制造方法。 该装置包括基板,光电导层,第一电极和第二电极以及透镜。 光导电层形成在基板的整个表面上。 第一电极和形成在光导电层上的第二电极。 第一和第二电极彼此隔开一定间隙。 透镜形成在第一和第二电极上。 透镜填充在第一和第二电极之间的间隙中。

    Multiple distributed feedback laser devices
    8.
    发明授权
    Multiple distributed feedback laser devices 有权
    多个分布式反馈激光器件

    公开(公告)号:US07864824B2

    公开(公告)日:2011-01-04

    申请号:US12506073

    申请日:2009-07-20

    IPC分类号: H01S3/04

    摘要: Provided is a multiple distributed feedback laser device. The laser device includes an active layer, a first diffraction grating, and a second diffraction grating. The substrate includes a first distributed feedback region, a modulation region, and a second distributed feedback region. The first diffraction grating is coupled to the active layer in the first distributed feedback region. The second diffraction grating is coupled to the active layer in the second distributed feedback region. In addition, the laser device includes a first micro heater and a second micro heater. The first micro heater supplies heat to the first diffraction grating. The second micro heater supplies heat to the second diffraction grating. The first micro heater and the second micro heater are controlled independently from each other.

    摘要翻译: 提供了一种多分布式反馈激光装置。 激光装置包括有源层,第一衍射光栅和第二衍射光栅。 衬底包括第一分布反馈区域,调制区域和第二分布反馈区域。 第一衍射光栅耦合到第一分布反馈区域中的有源层。 第二衍射光栅耦合到第二分布反馈区域中的有源层。 此外,激光装置包括第一微加热器和第二微加热器。 第一微加热器向第一衍射光栅提供热量。 第二微加热器向第二衍射光栅提供热量。 第一微加热器和第二微加热器彼此独立地控制。

    FIBER LASER
    9.
    发明申请
    FIBER LASER 审中-公开
    光纤激光

    公开(公告)号:US20110142082A1

    公开(公告)日:2011-06-16

    申请号:US12908611

    申请日:2010-10-20

    IPC分类号: H01S3/30

    摘要: Provided is a fiber laser generating Terahertz wave. The fiber laser comprises: a light source generating a laser beam as a pump light; first and second resonators first and second resonators first and second resonators resonating the laser beam into first and second wavelengths; and a coupler separating and supplying the laser beam generated in the light source to the first and second resonators and again feeding back the laser beam having the first and second wavelengths resonated respectively in the first and second resonators to the light source.

    摘要翻译: 提供了产生太赫兹波的光纤激光器。 光纤激光器包括:产生激光束作为泵浦光的光源; 第一和第二谐振器第一和第二谐振器第一和第二谐振器将激光束谐振成第一和第二波长; 以及耦合器,将在光源中产生的激光束分离并提供给第一和第二谐振器,并且再次将具有分别在第一和第二谐振器中谐振的第一和第二波长的激光束反馈到光源。