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公开(公告)号：KR101473650B1
公开(公告)日：2014-12-17
申请号：KR1020120137462
申请日：2012-11-30
Applicant: (주) 라이트론
CPC classification number: H01S5/06804 , H01S5/02212 , H01S5/02252 , H01S5/02415 , H01S5/06832
Abstract: 본발명은온도조절이가능한고속전송용레이저다이오드에관한것으로서, 더욱상세하게는온도조절이가능한고속전송용레이저다이오드에있어서, 다수개의전극이신호핀형태로돌출되어 2열로나열되는스템(stem)(100), 상기스템(100)의상부에상기고속전송용레이저다이오드의온도를조절하는열전냉각소자(TEC, Thermo Electric Cooler)(200) 및상기열전냉각소자(200)의상부에위치하며레이저다이오드칩(310), 반사거울(320) 및상기고속전송용레이저다이오드의출력광 세기를측정하는모니터포토다이오드(330)를지지하는서브마운트(300)를포함하여구성되는것을특징으로하는온도조절이가능한고속전송용레이저다이오드에관한것이다.
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公开(公告)号：KR101285766B1
公开(公告)日：2013-07-19
申请号：KR1020130003577
申请日：2013-01-11
Applicant: (주) 라이트론 , 에스케이텔레콤 주식회사
CPC classification number: H04B10/40 , G02B6/4206 , G02B6/4214 , G02B6/4215 , G02B6/4246 , G02B6/4263 , H04B10/2503 , H04J14/02 , H04J14/0265 , H04J14/0279
Abstract: PURPOSE: A bidirectional optical transceiver module is provided to prevent link failure of optical communication networks due to reflection and back-scattering in an optical path. CONSTITUTION: A splitter (120) outputs a transmission signal to the outside to transmit the transmission signal. The splitter receives and reflects an optical signal inputted from the outside. A reflective light cut-off optical filter unit (140) a reflective signal including at least one selected in the internal reflective signal and external reflective signal inputted to an optical reception unit in the reflected optical signals. The reflective light cut-off optical filter unit passes an optical signal within a predetermined wavelength range including the allocated wavelength value to the reception signal as a reception signal. The reflective light cut-off optical filter unit cuts off external reflective light. [Reference numerals] (AA) Transmitting signals; (BB) Receiving signals
Abstract translation: 目的：提供一种双向光收发模块，用于防止由于光路中的反射和反向散射引起的光通信网络的链路故障。 构成：分路器（120）向外部输出发送信号以发送发送信号。 分路器接收并反射从外部输入的光信号。 反射型截止光滤波器单元（140）包括在反射光信号中输入到光接收单元的内反射信号中选择的至少一个和反射信号的反射信号。 反射式遮光光滤波器单元将包括所分配的波长值的预定波长范围内的光信号作为接收信号传送到接收信号。 反射式遮光滤光器单元切断外部反射光。 （附图标记）（AA）发送信号; （BB）接收信号
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公开(公告)号：KR101254321B1
公开(公告)日：2013-04-16
申请号：KR1020110113048
申请日：2011-11-01
Applicant: (주) 라이트론
CPC classification number: G05D23/24 , H01S5/0071 , H01S5/02248 , H01S5/02453 , H04B10/40
Abstract: PURPOSE: An optical transceiver capable of controlling self-heating according to the temperature is provided to use a PTC(Positive Temperature Coefficient) heater suitable for temperature characteristics in order to easily control self-heating of the optical transceiver, thereby significantly reducing power consumption while expanding an available temperature range of existing optical modules even without a separate controller or using a minimum number of control circuits. CONSTITUTION: An optical transceiver(100) comprises a laser diode, a stem body, a PTC heater(130), and a laser driver(140). The stem body is coupled with the laser diode. The PTC heater is coupled with the stem body and generates heat. The laser driver drives the laser diode. The coupling of the stem body and the PTC heater is carried out by inserting lead pins into multiple holes formed on the PTC heater or by applying adhesives on the surface of the stem body or on the rear side of the laser diode. [Reference numerals] (130) PTC heater; (140) Laser driving unit; (160) I/O port;
Abstract translation: 目的：提供一种能够根据温度控制自发热的光收发器，以使用适合于温度特性的PTC（正温度系数）加热器，以便容易地控制光收发器的自发热，从而显着降低功耗 扩展现有光模块的可用温度范围，即使没有单独的控制器或使用最少数量的控制电路。 构成：光收发器（100）包括激光二极管，茎体，PTC加热器（130）和激光驱动器（140）。 杆体与激光二极管耦合。 PTC加热器与阀体连接并产生热量。 激光驱动器驱动激光二极管。 阀体和PTC加热器的联接通过将引脚插入形成在PTC加热器上的多个孔中，或者通过在杆体的表面或激光二极管的背面上施加粘合剂来实现。 （附图标记）（130）PTC加热器; （140）激光驱动单元; （160）I / O口;
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Patent Agency Ranking
公开(公告)号：KR1020170122489A
公开(公告)日：2017-11-06
申请号：KR1020160051516
申请日：2016-04-27
Applicant: (주) 라이트론
IPC: H04B10/50 , H04B10/079 , H04J14/02
Abstract: 본발명의광송신장치는마운트상부에탑재된레이저다이오드와, 레이저다이오드의온도를조절하기위한온도조절부와, 레이저다이오드로부터후면으로출력되는광을모니터링할 수있는모니터링광검출기와, 레이저다이오드와상기모니터링광검출기사이에게재되어선형성투과특성을가지는광 필터를구비한다.
Abstract translation: 和监控光探测器可以根据本发明是一个光传输装置是监视的温度控制单元，用于调节所述激光二极管的温度和安装在安装顶部的激光二极管，输出到从激光二极管的背面，激光二极管的光 以及布置在监测光电检测器之间并具有线性传输特性的滤光器。
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公开(公告)号：KR1020170023459A
公开(公告)日：2017-03-06
申请号：KR1020150118612
申请日：2015-08-24
Applicant: (주) 라이트론
CPC classification number: G02B6/4206 , G02B6/00 , G02B6/29361 , G02B6/2938 , G02B6/32 , G02B6/4246 , H04B10/071 , H04B10/40 , H04J14/02 , H04J14/0209 , H04J14/0213
Abstract: 본발명에따른광 송수신모듈에는광 송신부로부터출력되는송신신호와, 공용포트를통해입력되는광신호중 광수신부에서수신하는특정파장의광신호를선별적으로통과시키기위한통과대역을제공하는듀얼대역통과 WDM 커플러가내장되어있다. 이러한본 발명에의하면광 송수신모듈의크기및 누화를감소시킬수 있으며, ITU-RG.983.3 규격을따르는광 가입자망에서비디오송수신기로서사용될수 있다.
Abstract translation: 提供了一种具有嵌入其中的双带通WDM耦合器的光收发器模块，其中双带通WDM耦合器提供用于选择性地通过从光发送单元输出的发送信号的通带，以及具有由 通过公共端口输入的光信号中的光接收单元。 根据本发明，可以减少光收发器模块的尺寸和串扰，并且根据ITU-RG.983.3标准，光收发器模块可以用作光用户网络中的视频收发器。
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公开(公告)号：KR101572043B1
公开(公告)日：2015-11-26
申请号：KR1020140179129
申请日：2014-12-12
Applicant: (주) 라이트론
CPC classification number: H04L1/0041 , H04B10/07 , H04B10/0779 , H04B10/40 , H04B10/503 , H04B10/572 , H04J14/02 , H04L1/0045
Abstract: 본발명은 FEC를이용한광트랜시버, 이를포함한광송수신시스템및 원격광파장제어방법에관한것으로, 상세하게는광을출력하는광을출력하는레이져다이오드(LD, Laser Diode)를구동하는 LD 구동부(LDD, Laser Diode Driver)(10), 상기 LD 구동부(10)로부터전송받은광신호를송신하는광송신서브어셈블리(TOSA, Transmitter Optical Sub-Assembly)(20), 상기광송신서브어셈블리(20)에의한광신호를수신하는광수신서브어셈블리(ROSA, Receiver Optical Sub-Assembly)(30), 광송신서브어셈블리(20)와광수신서브어셈블리(30)를제어하며, 광신호를분석하는마이크로컨트롤러(MCU, Micro Controller Unit)(40) 및상기마이크로컨트롤러(40)에의해제어되며, 오버헤드(Over head)의잉여데이터프레임에가입자측기지국의제어또는, 모니터링요청정보를포함하여광신호를생성하는 FEC(Forward Error Correction)(50)를포함하여구성되는것을특징으로하는 FEC를이용한광트랜시버에관한것이다.
Abstract translation: 本发明涉及一种使用前向纠错（FEC）的光收发器，包括该光收发器的光发送和接收系统以及远程光波长控制方法。 更具体地，使用FEC的光收发器包括：驱动发光的激光二极管（LD）的激光二极管驱动器（LDD）（10）; 发射器光学子组件（TOSA）（20），其发射从LDD（10）发送的光信号; 接收来自TOSA（20）的光信号的接收机光子组件（ROSA）（30）; 控制TOSA（20）和ROSA（30）的微控制器单元（MCU）（40），并分析光信号; 和由MCU（40）控制的FEC（50），产生包含用户侧的基站的信息或开销的剩余数据帧中的监视请求的光信号。
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公开(公告)号：KR1020150100423A
公开(公告)日：2015-09-02
申请号：KR1020140022225
申请日：2014-02-25
Applicant: 에스케이텔레콤 주식회사 , (주) 라이트론 , 주식회사 포벨
CPC classification number: G02B6/293 , G02B6/4215 , G02B6/4246 , G02B6/43 , H04B10/40
Abstract: 본 발명은 광모듈장치를 개시한다. 즉, 2개 파장대역을 이용하여 광신호를 송수신하는 양방향 일체형 광소자 2개를 하나의 모듈로서 일체화한 광모듈장치를 구성함으로써, 하나의 광섬유를 통해서 동시에 4개 파장대역의 광신호를 송수신할 수 있다.
Abstract translation: 公开了一种光模块装置。 因此，通过使用两个波长范围来发送和接收光信号的两个双向集成型光学装置被集成到一个模块中以形成集成光学模块装置。 因此，四个波长范围的光信号可以由一根光纤同时发送/接收。
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公开(公告)号：KR1020130030369A
公开(公告)日：2013-03-27
申请号：KR1020110093787
申请日：2011-09-19
Applicant: (주) 라이트론
Abstract: PURPOSE: A 10G PON(Passive Optical Network) light transceiving sub assembly including an OTDR(Optical Time Domain Reflectometer) function is provided to be manufactured as an integral type by adding an OTDR to a 10G PON optical module. CONSTITUTION: A light receiving unit includes functions of an OTDR receiving unit. A first transmitting unit(30) transmits an optical signal of 1577nm wavelengths. An OTDR transmitting unit(35) transmits an optical signal of 1310nm wavelengths. A first filter penetrates light of 1490nm to 1577nm. The second filter reflects light of 1270nm to 1310nm. [Reference numerals] (30) 1577nm first transmitting unit; (31) Isolator; (32) 1490-1577nm penetrating and 1270-1310nm reflecting filter; (33) 1490-1577nm penetrating filter with a function of 1270-1310nm 90% reflecting and 10% penetrating splitter (referring to drawing 4); (34) Glass capillary; (35) OTDR 1310nm receiving unit; (36) Glass prism; (37) 1270-1310nm receiving unit(including an OTDR receiving unit)
Abstract translation: 目的：通过向10G PON光模块添加OTDR，提供了包含OTDR（光时域反射计）功能的10G PON（无源光网络）光收发子组件，作为一体型。 构成：光接收单元包括OTDR接收单元的功能。 第一发送单元（30）发送1577nm波长的光信号。 OTDR发送单元（35）发送1310nm波长的光信号。 第一滤光片穿透1490nm至1577nm的光。 第二个滤光镜反射1270nm至1310nm的光。 （附图标记）（30）1577nm第一发送单元; （31）隔离器; （32）1490-1577nm穿透和1270-1310nm反射滤光片; （33）1490-1577nm穿透滤光片，具有1270-1310nm的功能，90％反射和10％穿透分裂器（参照图4）; （34）玻璃毛细管; （35）OTDR 1310nm接收单元; （36）玻璃棱镜; （37）1270-1310nm接收单元（包括OTDR接收单元）
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