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    • 2. 发明申请
    • Lighting Device
    • 照明装置
    • US20140085887A1
    • 2014-03-27
    • US14039951
    • 2013-09-27
    • Alberto AlfierSimon BobboAlessio GriffoniDina PasqualiniMatteo ToscanFranco Zanon
    • Alberto AlfierSimon BobboAlessio GriffoniDina PasqualiniMatteo ToscanFranco Zanon
    • F21V7/00
    • F21V7/0083F21V15/01F21V17/005
    • Lighting device, usable for example with LED light sources, comprises a bowl-shaped body having a base surface with a plurality of mounting studs projecting from the base surface, together with one or more boards for the mounting of light radiation sources, provided with holes for the passage of respective mounting studs. The board has pairs of mounting locations for light radiation sources, each pair being arranged on opposite sides of a respective hole so as to be located on opposite sides of the stud which extends through said respective hole. A plurality of reflectors is provided in order to project the light radiation from the device. The reflectors each have an inlet opening for the light radiation and are capable of being mounted on the mounting studs selectively in one of at least two opposite mounting positions in which the inlet opening is placed at one of said mounting locations.
    • 可用于例如LED光源的照明装置包括碗形主体,其具有基部表面,其具有从基部表面突出的多个安装螺柱,以及用于安装光辐射源的一个或多个板,设置有孔 用于各个安装螺柱的通过。 该板具有成对的用于光辐射源的安装位置,每对布置在相应孔的相对侧上,以便位于延伸穿过相应孔的螺柱的相对侧上。 提供多个反射器以便投射来自该装置的光辐射。 每个反射器具有用于光辐射的入口开口,并且能够选择性地安装在安装螺柱上的至少两个相对的安装位置中的一个中,入口开口位于所述安装位置之一处。
    • 3. 发明授权
    • Temperature-stabilized current regulation driver
    • 温度稳定电流调节驱动器
    • US08633652B2
    • 2014-01-21
    • US12770933
    • 2010-04-30
    • Alessandro BriedaMatteo Toscan
    • Alessandro BriedaMatteo Toscan
    • H05B37/02
    • H05B33/0812H05B33/0854Y02B20/343Y02B20/345
    • A driver device may include a driver transistor providing a regulated current; and a stabilization circuit to produce a stabilized reference voltage to be applied to said driver transistor. The stabilization circuit may include: first and second bipolar stabilization transistors; a voltage divider including a first resistance and a second resistance, said voltage divider being interposed between the bases of said first and said second transistors, with the first resistor connected between the base of said second transistor and said partition point of said voltage divider and the partition point acting on the base of the first transistor; and a polarization network to determine the base-emitter voltages of said first and said second stabilization transistors, wherein: said first resistance has a value lower than the value of said second resistance, and the base-emitter voltage of said first transistor is higher than the base-emitter voltage of said second transistor.
    • 驱动器装置可以包括提供调节电流的驱动晶体管; 以及稳定电路,以产生要施加到所述驱动晶体管的稳定的参考电压。 稳定电路可以包括:第一和第二双极稳定晶体管; 包括第一电阻和第二电阻的分压器,所述分压器插在所述第一晶体管和所述第二晶体管的基极之间,所述第一电阻器连接在所述第二晶体管的基极与所述分压器的所述分界点之间, 分隔点作用在第一晶体管的基极上; 以及偏振网络,以确定所述第一和所述第二稳定晶体管的基极 - 发射极电压,其中:所述第一电阻具有低于所述第二电阻值的值,并且所述第一晶体管的基极 - 发射极电压高于 所述第二晶体管的基极 - 发射极电压。
    • 5. 发明申请
    • TEMPERATURE-STABILIZED CURRENT REGULATION DRIVER
    • 温度稳定的电流调节驱动器
    • US20100277091A1
    • 2010-11-04
    • US12770933
    • 2010-04-30
    • Alessandro BriedaMatteo Toscan
    • Alessandro BriedaMatteo Toscan
    • H05B41/36G05F3/08
    • H05B33/0812H05B33/0854Y02B20/343Y02B20/345
    • A driver device may include a driver transistor providing a regulated current; and a stabilization circuit to produce a stabilized reference voltage to be applied to said driver transistor. The stabilization circuit may include: first and second bipolar stabilization transistors; a voltage divider including a first resistance and a second resistance, said voltage divider being interposed between the bases of said first and said second transistors, with the first resistor connected between the base of said second transistor and said partition point of said voltage divider and the partition point acting on the base of the first transistor; and a polarization network to determine the base-emitter voltages of said first and said second stabilization transistors, wherein: said first resistance has a value lower than the value of said second resistance, and the base-emitter voltage of said first transistor is higher than the base-emitter voltage of said second transistor.
    • 驱动器器件可以包括提供调节电流的驱动晶体管; 以及稳定电路,以产生要施加到所述驱动晶体管的稳定的参考电压。 稳定电路可以包括:第一和第二双极稳定晶体管; 包括第一电阻和第二电阻的分压器,所述分压器插在所述第一晶体管和所述第二晶体管的基极之间,所述第一电阻器连接在所述第二晶体管的基极与所述分压器的所述分界点之间, 分隔点作用在第一晶体管的基极上; 以及偏振网络,以确定所述第一和所述第二稳定晶体管的基极 - 发射极电压,其中:所述第一电阻具有低于所述第二电阻值的值,并且所述第一晶体管的基极 - 发射极电压高于 所述第二晶体管的基极 - 发射极电压。
    • 6. 发明申请
    • LOW-DROPOUT (LDO) CURRENT REGULATOR
    • 低压差(LDO)电流稳压器
    • US20100277092A1
    • 2010-11-04
    • US12772255
    • 2010-05-03
    • Michele MenegazziMatteo Toscan
    • Michele MenegazziMatteo Toscan
    • H05B37/02G05F1/10
    • H05B33/0812Y02B20/345
    • Various embodiments provide a driver device, which may include a transistor for providing a regulated current, said transistor having a control electrode; and a stabilization circuit acting on said control electrode of said transistor to produce a stabilized reference value for said current; a bipolar transistor coupled to said control electrode of said transistor in a feedback relationship, whereby, with said bipolar transistor conducting, increase and decrease of said current induce decrease and increase of the collector current in said bipolar transistor, respectively; and interposed between the base and the emitter of said bipolar transistor, a cascade arrangement of a diode and a resistance sensitive to said current so that said stabilized reference value for said current is determined by the value of said resistance as a function of the difference between the base-emitter voltage of said bipolar transistor and the voltage across the anode and cathode of said diode.
    • 各种实施例提供一种驱动器件,其可以包括用于提供调节电流的晶体管,所述晶体管具有控制电极; 以及稳定电路,其作用在所述晶体管的所述控制电极上,以产生用于所述电流的稳定的参考值; 双极晶体管以反馈关系耦合到所述晶体管的所述控制电极,由此在所述双极晶体管导通时,所述电流的增加和减小分别引起所述双极晶体管中的集电极电流的降低和增加; 并且插入在所述双极晶体管的基极和发射极之间,二极管的级联布置和对所述电流敏感的电阻,使得所述电流的所述稳定的参考值由所述电阻的值确定为所述电阻的值作为 所述双极晶体管的基极 - 发射极电压和所述二极管的阳极和阴极两端的电压。
    • 7. 发明授权
    • Lighting device
    • 照明设备
    • US08888323B2
    • 2014-11-18
    • US14039951
    • 2013-09-27
    • Alberto AlfierSimon BobboAlessio GriffoniDina PasqualiniMatteo ToscanFranco Zanon
    • Alberto AlfierSimon BobboAlessio GriffoniDina PasqualiniMatteo ToscanFranco Zanon
    • F21V1/00F21V11/00F21V7/00F21V15/01F21V17/00
    • F21V7/0083F21V15/01F21V17/005
    • Lighting device, usable for example with LED light sources, comprises a bowl-shaped body having a base surface with a plurality of mounting studs projecting from the base surface, together with one or more boards for the mounting of light radiation sources, provided with holes for the passage of respective mounting studs. The board has pairs of mounting locations for light radiation sources, each pair being arranged on opposite sides of a respective hole so as to be located on opposite sides of the stud which extends through said respective hole. A plurality of reflectors is provided in order to project the light radiation from the device. The reflectors each have an inlet opening for the light radiation and are capable of being mounted on the mounting studs selectively in one of at least two opposite mounting positions in which the inlet opening is placed at one of said mounting locations.
    • 可用于例如LED光源的照明装置包括碗形主体,其具有基部表面,其具有从基部表面突出的多个安装螺柱,以及用于安装光辐射源的一个或多个板,设置有孔 用于各个安装螺柱的通过。 该板具有成对的用于光辐射源的安装位置,每对布置在相应孔的相对侧上,以便位于延伸穿过相应孔的螺柱的相对侧上。 提供多个反射器以便投射来自该装置的光辐射。 每个反射器具有用于光辐射的入口开口,并且能够选择性地安装在安装螺柱上的至少两个相对的安装位置中的一个中,入口开口位于所述安装位置之一处。