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    • 2. 发明公开
    • Mach-zehnder modulator arrangement and method for operating a mach-zehnder modulator arrangement
    • Mach-Zehnder-Modulatoranordnung und Verfahrenfürden Betrieb einer Mach-Zehnder-Modulatoranordnung
    • EP2615490A1
    • 2013-07-17
    • EP12150995.4
    • 2012-01-12
    • Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    • Velthaus, Karl-Otto
    • G02F1/225G02F1/25
    • G02F1/2257G02F1/0121G02F1/225G02F1/2255G02F1/25G02F2001/212G02F2201/126
    • The invention relates to an electro-optic Mach-Zehnder modulator arrangement, comprising
      - a first optical waveguide (11) forming a first arm of the Mach-Zehnder modulator (1, 100);
      - a second optical waveguide (12) forming a second arm of the Mach-Zehnder modulator (1, 100);
      - an electrode arrangement (2) comprising at least one first waveguide electrode (21, 210) output port (441, 4410) coupled to the first waveguide electrodes (21, 210)and at least one second waveguide electrode (22, 220) arranged on top of a capacitive segment (111, 1110, 121, 1210) of the first and the second optical waveguide (11, 12), respectively, such that a voltage can be applied across the capacitive segments (111, 1110, 121, 1210) of the first and second optical waveguide (11, 12);
      - at least one driver unit (41, 410) for supplying a voltage (V) to the electrode arrangement (2), the driver unit (41, 410) comprising at least a first output port (441, 4410) coupled to the first waveguide electrodes (21, 210) and a second output port (442, 4420) coupled to the second waveguide electrodes (22, 220), wherein
      - the driver unit (41) is configured to supply a first varying signal (S+) to the first waveguide electrodes (21) via the first output port (441) and to supply a second varying signal (S-) to the second waveguide electrodes (22) via the second output port (442); and
      - a non-grounded conductive region (3, 30) via which the capacitive segment (111, 1110) of the first optical waveguide (11) is connected to the capacitive segment (121, 1210) of the second optical waveguide (12) such that the first and second waveguide electrodes (21, 210, 22, 220) are capacitively coupled to one another.
      The invention also relates to a method for operating a Mach-Zehnder modulator arrangement.
    • 本发明涉及一种电光马赫 - 曾德尔调制器装置,包括 - 形成马赫 - 曾德尔调制器(1,100)的第一臂的第一光波导(11)。 - 形成所述马赫 - 策德尔调制器(1,100)的第二臂的第二光波导(12); - 电极装置(2),包括耦合到所述第一波导电极(21,210)的至少一个第一波导电极(21,210)输出端口(441,4410)和布置在所述至少一个第二波导电极(22,220) 分别在第一和第二光波导(11,12)的电容段(111,111,121,1210)的顶部上,使得可以在电容段(111,111,121,1210)之间施加电压 )的第一和第二光波导(11,12); - 用于向电极装置(2)提供电压(V)的至少一个驱动器单元(41,410),所述驱动器单元(41,41)包括至少第一输出端口(441,4410),所述第一输出端口 波导电极(21,210)和耦合到第二波导电极(22,220)的第二输出端口(442,4420),其中 - 驱动器单元(41)被配置为向第二波导电极(22,220)提供第一变化信号 经由第一输出端口(441)的第一波导电极(21)并且经由第二输出端口(442)向第二波导电极(22)提供第二变化信号(S); 以及 - 第一光波导(11)的电容段(111,1110)连接到第二光波导(12)的电容段(121,1012)的非接地导电区域(3,30) 使得第一和第二波导电极(21,210,22,220)彼此电容耦合。 本发明还涉及一种用于操作马赫 - 曾德调制器装置的方法。
    • 5. 发明公开
    • Mach-zehnder modulator arrangement and method for operating a mach-zehnder modulator arrangement
    • Mach-Zehnder-Modulatoranordnung und Verfahrenfürden Betrieb einer Mach-Zehnder-Modulatoranordnung
    • EP2615489A1
    • 2013-07-17
    • EP12150994.7
    • 2012-01-12
    • Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    • Velthaus, Karl-Otto
    • G02F1/225G02F1/25
    • G02F1/225G02F1/0121G02F1/2255G02F1/2257G02F1/25G02F2001/212G02F2201/126
    • The invention relates to a Mach-Zehnder modulator arrangement, comprising
      - at least one electro-optic Mach-Zehnder modulator (1) comprising a first optical waveguide (11) forming a first modulator arm and a second optical waveguide (12) forming a second modulator arm;
      - a travelling wave electrode arrangement (2) comprising a plurality of first waveguide electrodes (21) for applying a voltage across the first optical waveguide (11) and a plurality of second waveguide electrodes (22) for applying a voltage across the second optical waveguide (12), wherein the first waveguide electrodes (21) are capacitively coupled to the second waveguide electrodes (22); and
      - a driver unit (41) for supplying an alternating voltage to the travelling wave electrode arrangement (2), wherein
      - the driver unit (41) comprises a first output port (441) coupled to the first waveguide electrodes (21) and a second output port (442) coupled to the second waveguide electrodes (22), wherein the driver unit (41) is configured to supply a first varying signal (S+) to the first waveguide electrodes (21) via the first output port (441) and to supply a second varying signal (S-) to the second waveguide electrodes (22) via the second output port (442).
      The invention further relates to a method for operating a Mach-Zehnder modulator arrangement.
    • 本发明涉及一种马赫 - 曾德尔调制器装置,包括:至少一个电光马赫曾德调制器(1),其包括形成第一调制器臂的第一光波导(11)和形成第二调制器臂的第二光波导(12) 调制臂 - 行波电极装置(2),包括用于在第一光波导(11)上施加电压的多个第一波导电极(21)和用于施加跨越第二光波导的电压的多个第二波导电极(22) (12),其中所述第一波导电极(21)电容耦合到所述第二波导电极(22); 以及 - 用于向所述行波电极装置(2)提供交流电压的驱动器单元(41),其中 - 所述驱动器单元(41)包括耦合到所述第一波导电极(21)的第一输出端口(441) 第二输出端口(442),耦合到第二波导电极(22),其中驱动器单元(41)被配置为经由第一输出端口(441)向第一波导电极(21)提供第一变化信号(S +), 并且经由第二输出端口(442)向第二波导电极(22)提供第二变化信号(S)。 本发明还涉及一种用于操作马赫 - 曾德尔调制器装置的方法。
    • 6. 发明公开
    • LIGHT-EMITTING DEVICE
    • 发光装置
    • EP1963913A2
    • 2008-09-03
    • EP06832116.5
    • 2006-12-06
    • Philips Intellectual Property & Standards GmbHKoninklijke Philips Electronics N.V.
    • SCHULZ, Volkmar
    • G02F1/25F21V14/00
    • G02F1/25G02F1/133621G02F1/295G02F1/313G02F2/02
    • A light-emitting device for emitting light having a desired color point, comprising at least one solid-state light source (1), at least one light-converting element (5), a light guiding arrangement (2) and a switch control unit (4), wherein the solid-state light source (1) is provided for emitting primary radiation (20), the light guiding arrangement (2) arranged between the solid-state light source (1) and the light-converting element (5) has at least one electro-optical switch (31) for controllably splitting the primary radiation (20) into a first portion (21) and a second portion (22), the switch control unit (4) is provided for controlling the electro-optical switch or switches (31) for variably adjusting the ratio between the first (21) and the second portion (22) of the primary radiation (20), and the light- converting element (5) is provided for the partial or complete absorption of at least a first portion (21) of the primary radiation (20) and for the re-emission of secondary radiation.
    • 1。一种用于发射具有期望色点的光的发光装置,包括至少一个固态光源(1),至少一个光转换元件(5),光导装置(2)和开关控制单元 (1)和光转换元件(5)之间设置的导光装置(2),其中固态光源(1)设置用于发射初级辐射(20) )具有用于将初级辐射(20)可控地分成第一部分(21)和第二部分(22)的至少一个光电开关(31),所述开关控制单元(4)用于控制所述电光开关 用于可变地调节初级辐射(20)的第一部分(21)和第二部分(22)之间的比率的光学开关或开关(31),并且光转换元件(5)被提供用于部分或完全吸收 (20)的至少第一部分(21)以及用于次级放射 辐射。
    • 9. 发明公开
    • MACH-ZEHNDER MODULATOR ARRANGEMENT AND METHOD FOR OPERATING A MACH-ZEHNDER MODULATOR ARRANGEMENT
    • MACH-ZEHNDER-MODULATORANORDNUNG UND VERFAHRENFÜRDEN BETRIEB EINER MACH-ZEHNDER-MODULATORANORDNUNG
    • EP3079007A1
    • 2016-10-12
    • EP16171962.0
    • 2012-01-12
    • Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    • VELTHAUS, Karl-Otto
    • G02F1/225G02F1/25G02F1/21
    • G02F1/2257G02F1/0121G02F1/225G02F1/2255G02F1/25G02F2001/212G02F2201/126
    • The invention relates to An electro-optic Mach-Zehnder modulator arrangement, comprising a plurality of first waveguide electrodes (210) and a plurality of second waveguide electrodes (220) arranged on top of capacitive segments (1110, 1210) of the first and the second optical waveguide (11, 12); a plurality of driver units (410) for supplying a voltage (V) to the electrode arrangement (2), each one of the driver unit (410) comprising at least a first output port (4410) coupled to one of the first waveguide electrodes (210) and a second output port (4420) coupled to one of the second waveguide electrodes (220); a non-grounded conductive region (30) via which the capacitive segment (1110) of the first optical waveguide (11) is connected to the capacitive segment (1210) of the second optical waveguide (12); and a DC-source (6) connected to the first and/or the second waveguide electrodes (210, 220) and the conductive region (30) for supplying a bias voltage (V bias ) across the capacitive segments (1110, 1210) of the optical waveguides (11, 12). According to the invention, each one of the driver units (41) is configured to supply a first varying signal (S+) to the first waveguide electrode (21) via the first output port (441) and to supply a second varying signal (S-) to the second waveguide electrode (22) via the second output port (442), wherein each one of the driver units (410) is a differential driver unit assigned to one first waveguide electrode (210) and one second waveguide electrode (220), and wherein the DC-source (6) is connected to the conductive region (30) and ground.
    • 本发明涉及一种电光马赫曾德尔调制器装置,其包括多个第一波导电极(210)和多个第二波导电极(220),其布置在第一和第二波导电极的电容段(1110,1210)的顶部, 第二光波导(11,12); 用于向电极装置(2)提供电压(V)的多个驱动器单元(410),驱动器单元(410)中的每一个包括至少第一输出端口(4410),第一输出端口(4410)耦合到第一波导电极 (210)和耦合到所述第二波导电极(220)之一的第二输出端口(4420); 非接地导电区域(30),所述第一光波导(11)的电容段(1110)经由所述非接地导电区域连接到所述第二光波导(12)的电容段(1210)。 以及连接到第一和/或第二波导电极(210,220)和导电区域(30)的DC源(6),用于提供横跨电容段(1110,1210)的电压段(1110,1210)的偏压(V bias) 光波导(11,12)。 根据本发明,驱动器单元(41)中的每一个被配置为经由第一输出端口(441)向第一波导电极(21)提供第一变化信号(S +),并且提供第二变化信号(S + - )经由第二输出端口(442)耦合到第二波导电极(22),其中每个驱动器单元(410)是分配给一个第一波导电极(210)和一个第二波导电极(220)的差分驱动器单元 ),并且其中所述DC源(6)连接到所述导电区域(30)并接地。