The term ring indicates a closed loop of any shape, for ex. Broadband electrooptic frequency comb generation in an. Optical microring resonators are the promising candidates for a variety of applications, including wavelength. The field of microring resonator research has seen tremendous growth over the past decade, with microring resonators now becoming a ubiquitous element in integrated photonics technology. Simple representation of a single ring resonator any microring resonator consists of one or multiple looped waveguides and one or multiple straight waveguides. Broadband electrooptic frequency comb generation in an integrated microring resonator. Figure 1 is the proposed laser structures integrated with a microring resonator, which has four regions. Especially optical sensors in silicononinsulator soi have. Microring resonators are a few microns in diameter, enabling high bit rate computation, in the tens or hundreds of gbps, and fast picosecond switches and latches. The microring resonator is one of the important elements in integrated photonic systems. On the other hand, a microring resonator consisting of a ring plus two. Polymerbased microring resonator with the multimode.
In recent years, portable, sensitive, and cheap sensors have gained interest in fields such as medical diagnostics, food quality control, environmental monitoring, and drug development. Interfacing nanodiscs with the silicon photonic microring resonators is an ongoing collaboration between the bailey and morrissey labs. Integrated optical filters based on microring resonators. Microring and microdisk lasers are potential candidates for small footprint, low threshold inplane integrated lasers. Pdf microring and microdisk resonators are used in photonic circuits to perform filter functions. The concepts behind optical ring resonators are the same as those behind whispering galleries except that they use light and obey the properties behind constructive interference and total internal. Microring resonators coupling tunability by heterogeneous 2d material integration r. In this work perforated microring resonator based refractive index sensor is. A wdm silicon photonic transmitter based on carrierinjection microring modulators.
And now this photonic device has been widely used as optical sensor. Multiplexed detection of lectins using integrated glycan. Mian zhang, brandon buscaino, cheng wang, amirhassan shamsansari, christian reimer, rongrong zhu, joseph kahn, and marko loncar. Silicononinsulator microring resonator sensor integrated on an optical fiber facet. Coupledringresonatorbased silicon modulator for enhanced performance yunchu li1, lin zhang 1, muping song 1,2, bo zhang, jengyuan yang1, raymond g. Zijm, volgens besluit van het college voor promoties in het openbaar te verdedigen op 11 april 2007 om 15. Silicon microring resonators photonics research group. Multiplewavelength integrated photonic networks based on.
We have presented the integrated plasmonic biosensor based on the plasmonic bus waveguide and microring resonator. Finely tunable microring laser exploits integrated capacitive structure. A continuous wave cw incoming optical wave is modulated by varying the refractive index of the microring resonator. A wdm silicon photonic transmitter based on carrier. These can be, but are not limited to being, waveguides. Numerical study of integrated micro ring resonator by dachuan. Multiwavelength generation using an adddrop microring. In this paper we present a compact biosensor based on an integrated. Ring resonator devices as optical filters figure 1. Threshold plasticity of hybrid sivo microring resonators. Pdf the optical filter, which has emerged in the last few years in integrated optics, is resonator based. For considered longrange plasmonic modes, the microring resonator is characterized by the quality factor up to 100, which is higher than for most plasmonic resonators used in. We experimentaly demonstrated a silicon integrated microring resonator device for 20gbs dqpsk demodulation. The optical filter, which has emerged in the last few years in integrated optics, is resonator based.
This book fills the need for a cohesive and comprehensive treatment of the subject, given its importance and the proliferation of new research in the field. Multiplexed detection of lectins using integrated glycancoated microring resonators. Coupledring resonator based silicon modulator for enhanced performance yunchu li1, lin zhang 1, muping song 1,2, bo zhang, jengyuan yang1, raymond g. We will start by describing the frequencydependent transmission of the ring modulator, the basis for the timedomain quasi static model of interconnect. Pdf compact notch microwave photonic filters using on. The fp resonator can be replaced by a microring resonator that is eo modulated at a frequency matching the fsr of the ring. An integrated paritytime symmetric wavelengthtunable singlemode microring laser weilin liu1, ming li1,w, robert s. We demonstrate graphenesilicon microring devices showing a high modulation depth of 12. Control of integrated microresonator wavelength via. A system of an adddrop microring resonator integrated with a sampled grating distributed feedback sgdfb is investigated via modeling and simulation with the timedomain traveling wave tdtw method. A novel combination of microring resonator gates and microring resonator bistable devices is discussed for an alloptical shift register. An optical ring resonator is a set of waveguides in which at least one is a closed loop coupled to some sort of light input and output. Integrated photonics, 2d materials, tmds, microring resonator, 2d. Multiplewavelength integrated photonic networks based on microring resonator devices benjamin a.
From microring lasers to integrated circuits chuang zhang,1 changling zou,2 yan zhao,1 chunhua dong,2 cong wei,1 hanlin wang,1 yunqi liu,1 guangcan guo,2 jiannian yao,1 yong sheng zhao1 a photonic integrated circuit pic is the optical analogy of an electronic loop in which photons are signal carriers. Onepromisingphotonic device is the silicon microring resonator 1, 2 which can be configured either as an optical modulator or a wdm drop filter. Integrated microheaters have been proposed for silicon photonic modulators and filters as a method for shifting the device resonant wavelength to that of the incident laser 2,1214. We demonstrate efficient, low power, continuouswave fourwave mixing in the cband, using a high index doped silica glass micro ring resonator having a qfactor of 1. Special section on optical signalprocessing devices for. Silicon ring resonator modulators and filters offer the advantages of small size relative to machzehnder modulators. Here we demonstrate passive tunable coupling by integrating few layers of. Efficient active control of microresonator wavelength is a critical for the widescale deployment of microresonators. An integrated paritytime symmetric wavelengthtunable.
Integrated finely tunable microring laser on silicon. Integrated photonics, 2d materials, tmds, micro ring resonator, 2d printer, couplingstrength. Integrated microring resonator sensor arrays for labson. Numerical analysis of perforated microring resonator based refractive index sensor m. The resonator modulator configuration is depicted in figure 2. Pdf integrated plasmonic biosensors based on microring.
Ringresonator filters do not require facets or gratings for optical feedback and are thus particularly suited for monolithic integration with other components. Monolithic ultrahighq lithium niobate microring resonator. Densely integrated microring resonator based photonic. We fabricate an integrated waveguidecoupled microring and racetrack resonators with a bending radius r 80. Bottom the resonance modes generated by exciting the microring were collected by the waveguide and guided to the termini. Refractive indexbased detection of gradient elution. Integrated optical networks of microring resonators. A semiempirical integrated microring cavity approach for 2d. Bienstman, experimental characterization of a silicon photonic biosensor consisting of two cascaded ring resonators based on the verniereffect and introduction of a curve. The proposed microring resonator comprises a sio2 waveguide integrated with an ingaaspinp sgdfb, and the sio2 waveguide consists of a silicon core having a refractive index of 3. Microring resonators coupling tunability by heterogeneous.
Microring resonators with integrated vertical coupling. Silicononinsulator soi microring resonators are smallsize passive devices and can be integrated onchip. We demonstrate an ultralow loss monolithic integrated lithium niobate photonic platform consisting of dryetched subwavelength waveguides with extracted propagation losses as low as 2. The highq soi microring resonator can exhibit class ii neural excitability if it is pumped by sufficiently high input powers with a wavelength close to the resonance of the cavity 1, 2. The performance was studied by tuning the dqpsk carrier wavelength using one resonance to demodulate inverted q and inverted i. Osa low power four wave mixing in an integrated, micro. Integrated ring resonator has generated wide interests in the detection and sensing field. Numerical analysis of perforated microring resonator based. Here, we comprehensively study the interaction between graphene and a microring resonator, and its influence on the optical modulation depth. Through the development of different attachment mechanisms, it has been possible to multiplex the nanodiscs on the rings.
A novel, highly sensitive integrated sensor based on a silicononinsulator microring resonator is proposed and experimentally demonstrated. Compact notch microwave photonic filters using onchip integrated microring resonators. Similar to the fp resonator, a cw laser coupled into the ring resonator will be converted to a frequency comb in the output optical waveguide. The resonator was designed to have an extremely small bandwidth so that it could be used to selectively pass the optical signal carrying the microwave signal to attain e. We present a 5 x 10 gbps wdm silicon photonic transmitter based on carrierinjection. An integrated microring resonator is a set of small waveguides in which one waveguide is a closed loop coupled to the light input and light output. Numerical study of integrated micro ring resonator and.
The research carried out in this thesis was carried out at the integrated. Simulation and analysis of singlemode microring resonators in. A record high conversion efficiency for this kind of device is achieved over a bandwidth of 20nm. Here, we theoretically propose and experimentally demonstrate a novel approach for achieving single mode lasing in microring lasers. The basic structure of the microring resonator consists of a channel and a ring. Integrated microring resonator circuits for largescale. Integrated interferometric approach to solve microring. N2 this thesis describes work on microring resonator devices based on silicon oxynitride technology carried out in the dutch bts and european nais project. T1 integrated optical filters based on microring resonators.
Ring resonators play an important role in the success of silicon photonics, because silicon. Microscope picture of two parallel cascaded microring resonators at resonance obtained with an infrared ccd camera. Microring resonatorassisted fouriertransform spectrometer. Recon gurable frequencyselective resonance splitting in. We will start with a brief theoretical discussion of general ring resonator properties, and expand that to explore the parameters that might in. The performance of a ring resonator is determined by two coefficients. An energyefficient silicon microring resonatorbased. Effective electrooptical modulation with high extinction. Densely integrated microring resonator based photonic devices for use in access networks edwin j. A microscopy image of a printed microring resonator coupled with a tangentially connected 1d waveguide top with two laserburned termini marked with red rectangles for light outcoupling. Dqpsk demodulation using integrated silicon microring. Nanodiscs are lipid membrane mimics held together by two membrane scaffold proteins.
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