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1. WO2017132820 - OPTICAL REFLECTIVE MULTIPLEXER CHIP, LASER TRANSMITTER CHIP AND OPTICAL TRANSMITTER

Publication Number WO/2017/132820
Publication Date 10.08.2017
International Application No. PCT/CN2016/073152
International Filing Date 02.02.2016
IPC
H04B 10/00 2013.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
BTRANSMISSION
10Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
H04B 10/50 2013.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
BTRANSMISSION
10Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
50Transmitters
H04J 14/02 2006.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
JMULTIPLEX COMMUNICATION
14Optical multiplex systems
02Wavelength-division multiplex systems
CPC
H01S 5/1042
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
5Semiconductor lasers
10Construction or shape of the optical resonator ; , e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
1042Optical microcavities, e.g. cavity dimensions comparable to the wavelength
H04B 10/00
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
BTRANSMISSION
10Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
H04B 10/50
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
BTRANSMISSION
10Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
50Transmitters
H04B 10/503
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
BTRANSMISSION
10Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
50Transmitters
501Structural aspects
503Laser transmitters
H04B 10/506
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
BTRANSMISSION
10Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
50Transmitters
501Structural aspects
506Multiwavelength transmitters
H04J 14/02
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
JMULTIPLEX COMMUNICATION
14Optical multiplex systems
02Wavelength-division multiplex systems
Applicants
  • 华为技术有限公司 HUAWEI TECHNOLOGIES CO., LTD. [CN]/[CN]
Inventors
  • 王涛 WANG, Tao
  • 刘宁 LIU, Ning
Agents
  • 深圳市深佳知识产权代理事务所(普通合伙) SHENPAT INTELLECTUAL PROPERTY AGENCY
Priority Data
Publication Language Chinese (ZH)
Filing Language Chinese (ZH)
Designated States
Title
(EN) OPTICAL REFLECTIVE MULTIPLEXER CHIP, LASER TRANSMITTER CHIP AND OPTICAL TRANSMITTER
(FR) PUCE DE MULTIPLEXEUR OPTIQUE RÉFLÉCHISSANTE, PUCE D’ÉMETTEUR LASER, ET ÉMETTEUR OPTIQUE
(ZH) 一种光反射复用芯片、激光发射芯片以及光发射机
Abstract
(EN)
An optical reflective multiplexer chip (42), a laser transmitter chip (40) and an optical transmitter (4), being used for solving the problem of the high cost of the current colorless optical transmitter (4) based on self-injection locking technology. The optical transmitter (4) comprises: a laser transmitter chip (40), an optical fiber (41) and an optical reflective multiplexer chip (42). The laser transmitter chip (40) comprises: a bi-directional light emitting laser (400), a polarizing beam splitting rotator (401) and a first external port (402); the optical reflective multiplexer chip (42) comprises a combiner (420), a second external port (421), N third external port(s) (422), N micro-ring resonant cavity(cavities) (423), N polarizing beam splitting rotator(s) (424), N first branch waveguide(s) (425) and N second branch waveguide(s) (426), N being a positive integer greater than or equal to one. The combiner (420) is connected to the first branch waveguides (425), the second branch waveguides (426) and the second external port (421), and the first external port (402) is connected to the third external ports (422) by means of the optical fiber (41).
(FR)
L'invention concerne une puce de multiplexeur optique réfléchissante (42), une puce d'émetteur laser (40) et un émetteur optique (4), étant utilisés de façon à résoudre le problème du coût élevé de l'émetteur optique incolore actuel (4) sur la base de la technologie de verrouillage par auto-injection. L'émetteur optique (4) comprend : une puce d'émetteur laser (40), une fibre optique (41) et une puce de multiplexeur optique réfléchissante (42). La puce d'émetteur laser (40) comprend : un laser électroluminescent bidirectionnel (400), un rotateur de séparation de faisceau de polarisation (401) et un premier port externe (402) ; la puce de multiplexeur optique réfléchissante (42) comprend un combinateur (420), un deuxième port externe (421), N troisième(s) port(s) externe(s) (422), N micro-cavité(s) résonante(s) en anneau (423), N rotateur(s) de séparation de faisceau de polarisation (424), N premier(s) guide(s) d'ondes de dérivation (425) et N second(s) guide(s) d'ondes de dérivation (426), N étant un entier positif supérieur ou égal à un. Le combinateur (420) est connecté aux premiers guides d'ondes de dérivation (425), aux seconds guides d'ondes de dérivation (426) et au deuxième port externe (421), et le premier port externe (402) est connecté aux troisièmes ports externes (422) au moyen de la fibre optique (41).
(ZH)
一种光反射复用芯片(42)、激光发射芯片(40)以及光发射机(4),用于解决目前基于自注入锁定技术的无色光发射机(4)成本高的问题。光发射机(4)包括:激光发射芯片(40)、光纤(41)以及光反射复用芯片(42)。其中,激光发射芯片(40)包含:双向发光激光器(400)、偏振分束旋转器(401)以及第一外接端口(402);光反射复用芯片(42)包含合波器(420)、第二外接端口(421)、N个第三外接端口(422)、N个微环谐振腔(423)、N个偏振分束旋转器(424),N条第一分支波导(425)以及N条第二分支波导(426),N为正整数,且大于或等于1。合波器(420)与第一分支波导(425)连接,与第二分支波导(426)连接,与第二外接端口(421)连接,第一外接端口(402)与第三外接端口(422)通过光纤(41)相连。
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