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公开(公告)号：KR1020030065054A
公开(公告)日：2003-08-06
申请号：KR1020020005204
申请日：2002-01-29
Applicant: 한국전자통신연구원
IPC: G02B6/13
CPC classification number: H01S5/026 , H01S5/0265
Abstract: PURPOSE: A method for fabricating an integrated semiconductor optical device is provided, which combines an active waveguide and a passive waveguide efficiently and minimizes waveguide propagation loss. CONSTITUTION: According to the method for combining an active waveguide and a passive waveguide efficiently and minimizing waveguide propagation loss, a stripe type active layer(120b) and a stripe type passive layer(130a) connected to the active layer through a direct butt coupling are formed on an N type substrate(100). An undoped clad layer(155) is formed around the passive layer to form a passive waveguide, and a BRS(Buried Ridge Stripe) type current blocking layer(160,165) is formed around the active layer without ion implantation. And a P type current injection layer(170) is formed on the resulted structure to form an active waveguide.
Abstract translation: 目的：提供一种用于制造集成半导体光学器件的方法，其有效地组合有源波导和无源波导，并使波导传播损耗最小化。 构成：根据有效地组合有源波导和无源波导并最小化波导传播损耗的方法，通过直接对接耦合连接到有源层的条状有源层（120b）和条形无源层（130a） 形成在N型基板（100）上。 在无源层周围形成未掺杂的覆层（155）以形成无源波导，并且在有源层周围形成无离子注入的BRS（埋地岭条纹）型电流阻挡层（160,165）。 并且在所得到的结构上形成P型电流注入层（170）以形成有源波导。
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公开(公告)号：KR1020030001044A
公开(公告)日：2003-01-06
申请号：KR1020010037363
申请日：2001-06-28
Applicant: 한국전자통신연구원
IPC: H01L29/93
Abstract: PURPOSE: A variable passive device is provided to reduce a serial resistance and a serial loss of a varactor by connecting the varactor with a capacitor in parallel. CONSTITUTION: An N-type well region(26) is formed in the inside of a P-type substrate. A P+ diffusion region(22) and an N+ diffusion region(23) are formed in a predetermined interval in the inside of the N-type well region. An oxide layer is deposited on an upper portion of the N+ diffusion region(23). A polysilicon layer(25) is formed thereon. The P+ diffusion region(22) is connected with the polysilicon layer(25) by using a metal(21). An MOS is formed with the metal(21), the polysilicon layer(25), and the N+ diffusion region(23). A PN varactor is formed with the metal(21), the P+ diffusion region(22), the N+ diffusion region(23), and a metal(21a). The metal(21) is connected with a connection point(24) of the MOS and the P+ diffusion region(22). The P+ diffusion region(22) is used as one terminal of the PN varactor. The N+ diffusion region(23) is connected with the metal(21a).
Abstract translation: 目的：提供可变无源器件，通过并联连接变容二极管和电容器来减少串联电阻和变容二极管串联损耗。 构成：在P型衬底的内部形成有N型阱区（26）。 在N型阱区域的内部，以规定间隔形成P +扩散区域（22）和N +扩散区域（23）。 氧化物层沉积在N +扩散区（23）的上部。 在其上形成多晶硅层（25）。 P +扩散区域（22）通过使用金属（21）与多晶硅层（25）连接。 金属（21），多晶硅层（25）和N +扩散区（23）形成MOS。 PN变容二极管与金属（21），P +扩散区（22），N +扩散区（23）和金属（21a）形成。 金属（21）与MOS和P +扩散区（22）的连接点（24）连接。 P +扩散区域（22）用作PN变容二极管的一个端子。 N +扩散区域（23）与金属（21a）连接。
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公开(公告)号：KR101700780B1
公开(公告)日：2017-01-31
申请号：KR1020130040094
申请日：2013-04-11
Applicant: 한국전자통신연구원
IPC: H04B10/572 , H04B10/548 , H04B10/11
Abstract: 테라헤르츠파를이용한인터커넥션장치및 방법이개시된다. 본발명에따른테라헤르츠파를이용한인터커넥션장치는, 포토믹싱을이용하여중심주파수가제1 중심주파수인제1 송신테라헤르츠파를생성하는제1 테라헤르츠파생성부; 중심주파수가상기제1 중심주파수와상이한제2 중심주파수인제2 송신테라헤르츠파를생성하는제2 테라헤르츠파생성부; 상기제1 송신테라헤르츠파에상응하는제1 수신테라헤르츠파를검출하는제1 테라헤르츠파검출부; 및상기제2 송신테라헤르츠파에상응하는제2 수신테라헤르츠파를검출하는제2 테라헤르츠파검출부를포함한다.
Abstract translation: 公开了使用太赫兹波的互连装置及其方法。 根据本发明，使用太赫兹波的互连装置包括第一太赫兹波产生部分产生第一中心频率的第一传输太赫兹波; 第二太赫兹波产生部分产生第一中心频率的第二传输太赫兹波; 检测对应于第一接收太赫兹波的第一传输太赫兹波的第一太赫兹波检测部分; 以及第二太赫波检测部分，检测对应于第二接收太赫兹波的第二传输太赫兹波。 （111，BB）第一太赫波生成部;（112AA）第一太赫兹波检测部;（121DD）第二太赫波生成部;（122，CC）第二太赫兹波检测部
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公开(公告)号：KR1020150039070A
公开(公告)日：2015-04-09
申请号：KR1020140029610
申请日：2014-03-13
Applicant: 한국전자통신연구원
IPC: H01S3/10 , H01S3/0941 , H01Q23/00
CPC classification number: H01S5/0264 , H01Q23/00 , H01S3/0675 , H01S3/09415 , H01S3/101
Abstract: 본발명은테라헤르츠연속파발생소자에관한것으로서, 복수의레이저광을생성하는복수의레이저광원; 및상기복수의레이저광의상호작용을조절하기위해, 상기복수의레이저광원사이에형성되는흡수영역;을포함하되, 상기흡수영역이포토다이오드(Photo Diode)가형성된형태로구현되는것을특징으로한다.
Abstract translation: 本发明涉及一种太赫兹连续波发生装置。 太赫兹连续波发生装置包括产生多个激光束的多个激光源和形成在激光源之间的吸收区域，以控制与激光束的相互作用。 在吸收区域上形成光电二极管。
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Patent Agency Ranking
公开(公告)号：KR1020140084866A
公开(公告)日：2014-07-07
申请号：KR1020120154839
申请日：2012-12-27
Applicant: 한국전자통신연구원
IPC: H01S1/00
CPC classification number: H01L31/028 , H01L31/085
Abstract: Disclosed are an apparatus for generating/detecting a terahertz wave using graphene and a method for manufacturing the same. The apparatus for generating/detecting a terahertz wave includes a substrate which has an active region and a transmission region, a lower metal layer which is extended in a first direction on the active region and the transmission region of the substrate, a graphene layer which is arranged on the lower metal layer of the active region, and an upper metal layers which are extended in the first direction on the substrate of the transmission region and the graphene layer of the active region. Here, a terahertz wave can be generated or amplified by surface plasmon polaritons which are induced at the boundary surface between the lower metal layer and the graphene layer by a non-tilt laser beam which is applied to the graphene layer and the lower metal layer.
Abstract translation: 公开了使用石墨烯生成/检测太赫兹波的装置及其制造方法。 用于产生/检测太赫波的装置包括具有有源区和透射区的基板，在有源区上沿第一方向延伸的下金属层和基板的透射区，石墨烯层是 和布置在有源区的下金属层上的上金属层，以及在透射区的基板和有源区的石墨烯层上沿第一方向延伸的上金属层。 这里，可以通过施加在石墨烯层和下金属层上的非倾斜激光束在表面等离子体激元中产生或放大太赫兹波，这些表面等离子体激元在下金属层和石墨烯层之间的边界表面处被感应。
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公开(公告)号：KR1020140031070A
公开(公告)日：2014-03-12
申请号：KR1020120109025
申请日：2012-09-28
Applicant: 한국전자통신연구원
Abstract: The contactless thickness measurement apparatus according to the present invention comprises; a laser generating device to generate a first laser beam of a first frequency and a second laser beam of a second frequency other than the first frequency; a coupler to couple the generated first and second laser beams; a terahertz wave transmitter to receive the first optical signal outputted from the coupler and to generate terahertz continuous wave by the inputted first optical signal and the imposed bias; an optical delay line to delay the second optical signal outputted from the coupler; and a terahertz wave receiver to receive the terahertz continuous wave having transmitted through the sample and to detect photocurrent by homodyne method using the received terahertz continuous wave and the delayed second optical signal, wherein the thickness of the sample is a value corresponding to the photocurrent.
Abstract translation: 根据本发明的非接触式厚度测量装置包括： 激光产生装置，用于产生第一频率的第一激光束和除第一频率之外的第二频率的第二激光束; 用于耦合所产生的第一和第二激光束的耦合器; 太赫兹波发射器，用于接收从耦合器输出的第一光信号，并通过输入的第一光信号和施加的偏置产生太赫兹连续波; 光延迟线，用于延迟从耦合器输出的第二光信号; 以及太赫兹波接收器，用于接收通过样品传输的太赫兹连续波，并使用接收的太赫兹连续波和延迟的第二光信号通过零差方法检测光电流，其中样品的厚度是对应于光电流的值。
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公开(公告)号：KR1020130140940A
公开(公告)日：2013-12-26
申请号：KR1020120051117
申请日：2012-05-14
Applicant: 한국전자통신연구원
CPC classification number: H01L31/02 , G02F1/3534 , G02F2203/13 , H01L31/0232 , H01L31/02327 , H01L31/105 , H01S5/005 , H01S5/0092 , H01S5/4012 , H01S5/4087 , H03B2200/0084
Abstract: Disclosed in the present invention are a photo detector and an optical device including the same. The device includes: first and second lasers which generate first and second laser beams; an optical waveguide which is connected to the first and second lasers; and a photo detector which detects the first and second laser beams transmitted through the optical waveguide, wherein the photo detector includes: a substrate; a first impurity layer on the substrate; an absorption layer on the first impurity layer; and a second impurity layer on the absorption layer. The absorption layer generates terahertz waves by the beating of the first and second laser beams and is able to have a thickness less than 0.2 micrometer. [Reference numerals] (12) First laser;(14) Second laser;(30) Photodetector;(50) Output circuit
Abstract translation: 在本发明中公开了一种光检测器和包括该光检测器的光学器件。 该装置包括：产生第一和第二激光束的第一和第二激光器; 连接到第一和第二激光器的光波导; 以及光检测器，其检测透过所述光波导的所述第一和第二激光束，其中，所述光检测器包括：基板; 衬底上的第一杂质层; 第一杂质层上的吸收层; 和吸收层上的第二杂质层。 吸收层通过第一和第二激光束的跳动产生太赫兹波，并且能够具有小于0.2微米的厚度。 （附图标记）（12）第一激光器;（14）第二激光器;（30）光电检测器;（50）输出电路
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公开(公告)号：KR101317180B1
公开(公告)日：2013-10-15
申请号：KR1020090125632
申请日：2009-12-16
Applicant: 한국전자통신연구원
IPC: H03H17/02
Abstract: 본 발명은 샘플링 주파수의 정수배 지점에 생성되는 널(Null)의 깊이와 폭 특성을 향상시켜 줄 수 있으며, 클록신호를 생성하기 위한 스위칭 회로를 간소화시켜 줄 수 있도록 하는 2차의 싱크 데시메이션 필터에 관한 것으로, 입력 신호를 서로 상이한 샘플링 주기만큼 지연시키고 서로 상이한 웨이트(weight)를 부여하여 다수의 지연 신호를 생성하여 출력하는 신호전달부; 및 상기 신호전달부로부터 출력되는 다수의 지연 신호를 가산하여 결과를 출력하는 가산부를 포함한다.
데시메이션 필터, 널(Null) 깊이, 널(Null) 폭, 클록신호 재사용-
公开(公告)号：KR1020130073450A
公开(公告)日：2013-07-03
申请号：KR1020110141295
申请日：2011-12-23
Applicant: 한국전자통신연구원
IPC: H01S1/00
CPC classification number: G02F2/002 , G02F1/3534 , G02F2203/13
Abstract: PURPOSE: A terahertz wave generator and a generating method thereof are provided to operate a light source or a photo mixer in a wavelength having an optimum reliability, and to improve a controlling range of frequency. CONSTITUTION: A terahertz generator comprises: a first light source (210), a second light source (220), a secondary high frequency generating unit (230), and a photo mixer (240). The first light source outputs a first light having a first frequency. The second light source outputs a second light having a second frequency which is different from the first frequency. The secondary high frequency generating unit produces a third light and a fourth light by converting the first and second light respectively. The photo mixer converts the mixed light of third and fourth light into terahertz wave alternating current, and outputs the terahertz wave. [Reference numerals] (210) First laser light source (ω1); (220) Second laser light source (ω2); (AA) Terahertz wave; (L1) First light; (L2) Second light; (L3) Third light; (L4) Fourth light
Abstract translation: 目的：提供一种太赫兹波发生器及其产生方法，以便在具有最佳可靠性的波长中操作光源或光混合器，并改善频率的控制范围。 构成：太赫兹发生器包括：第一光源（210），第二光源（220），次高频发生单元（230）和光混合器（240）。 第一光源输出具有第一频率的第一光。 第二光源输出具有与第一频率不同的第二频率的第二光。 次级高频发生单元通过分别转换第一和第二光来产生第三光和第四光。 光混合器将第三和第四光的混合光转换为太赫兹波交流电，并输出太赫兹波。 （附图标记）（210）第一激光光源（ω1）; （220）第二激光光源（ω2）; （AA）太赫兹波; （L1）第一光; （L2）第二光; （L3）第三光; （L4）第四灯
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