Numerical Study of Large-area Anti-Resonant Reflecting Optical Waveguide (ARROW) Vertical-Cavity Semiconductor Optical Amplifiers (VCSOAs)

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1 USOD 005 uecal Sudy of Lage-aea An-Reonan Reflecng Opcal Wavegude (ARROW Vecal-Cavy Seconduco Opcal Aplfe (VCSOA anhu Chen Su Fung Yu School of Eleccal and Eleconc Engneeng

2 Conen Inoducon Vecal Cavy Seconduco Opcal Aplfe (VCSOA Lage-aea VCSOA and degn challenge An-Reonan Reflecng Opcal Wavegude (ARROW ARROW VCSOA uecal Model Opcal feld analy Aplfe analy equaon Opcal chaacec of ARROW VCSOA Copaon beween ARROW and ndex-guded VCSOA Influence of paal hole bunng and heal lenng Degn opzaon of ARROW VCSOA Concluon

3 Vecal Cavy Seconduco Opcal Aplfe (VCSOA DBR Claddng laye QW Acve laye Claddng laye DBR Copac ze Hgh couplng effcency o fbe Inenve o polazaon Low noe fgue Hgh-deny aay DBR d d λ 0 / n /4

4 Ipoan Popee of VCSOA Aplfe gan (hghe bee Sauaon oupu powe (hghe bee Gan bandwdh (lage bee oe fgue (lowe bee

5 Laon of convenonal Lage-aea VCSOA Hghe auaon oupu powe Lage daee Unable oupu gnal (ul-anvee ode oupu Fundaenal Tanvee Mode F Ode Tanvee Mode LP 0 LP

6 An-Reonan Reflecng Opcal Wavegude (ARROW n eff Hghe-ode An-node ode Fundaenal d d d Fundaenal ode: fulfll an-eonan condon nu adaon lo ananed Ohe ode: o fulfll an-eonan condon gnfcan adaon lo uppeed

7 ARROW VCSOA Ue ARROW o uppe he hgh-ode anvee ode of VCSOA o anan he ngle-po gnal oupu when nceang he devce daee o oban hghe auaon oupu powe. F claddng laye Second claddng laye hn pace laye Confneen laye Inpu and oupu gnal. Tanpaen eal conac p-dbr Acve laye (InGaAP/InP QW n-ubae n n 4 n 3 d n n n n 4 Coe n 3 d d n-dbr

8 Tanvee Opcal Feld ψ ψ c [ ( ( ] ( c ( c E H v β E H v β co( [ ( ( ] ( ( E H β E H β n( φ v v φ E ψ E 0 Popagaon Decon Cene 0 E E E E E 3 E 3. E E E 3 - E E E n n n 3 n n n E E 0

9 Aplfe Equaon ( ( b b b b g R R g R R g R R g R R G n 4 n 4 θ θ Reflecon gan (pecal anvee feld n ARROW aveage gan along he anvee decon: φ φ φ φ φ c c c a S a S a S a g ed J D D n ( ψ co ( ψ ψ ( ( ( τ Rae equaon fo cae concenaon: 0 ~ ( B V h P S g v d ds p p I g Γ γ ν ζ α α Γ ξ Rae equaon fo phoon deny (adaon loe ex n ARROW ncluon of adaon loe n equaon g n H Δ Γ π λ α δ 4 T T n n T Δ δ Refacve ndex change due o paal hole bunng (SHB and heal lenng:

10 ARROW VCSOA 40 Fundaenal ode G 0 ode ode λ p0 λ p 40 G 0 (λ p0 G (db 0 G 6dB J 0 (b (a G (λ p G (λ p λ 0 (n J ( J h Aplfe gan veu (a npu gnal wavelengh and (b pup cuen of an ARROW VCSOA wh d µ.89 µ d 6µ.

11 Convenonal VCSOA 40 Fundaenal ode ode ode λ λ p0 p0 G dB G (db 0 G (a J 0 (b G 0 (λ p0 G (λ p G (λ p λ 0 (n J ( J h Aplfe gan veu (a npu gnal wavelengh and (b pup cuen of a convenonal ndex-guded VCSOA wh d µ n 3.3 and n n 3 n

12 Influence of SHB and Theal lenng Spaal hole bunng Theal lenng ( 0 8 c -3 Δn ( 0-3 P I δn (μ P I0 α H (a 0 6 (μ (c λ g Γ Δ 4π δn and δn T G (db 0 P I0 δn ( δn T (μ ode ode λ p (b G 0 (d G P I δ λ 0 (n n T n T ΔT λ p0 ~0dB Fundaenal ode

13 Degn opzaon of ARROW VCSOA d μ Fo a fxed value of d fnd a coepondng cobnaon of and d whch can poduce he lage adaon lo dffeence beween fundaenal ode and he nex ode. Chooe ( d n he vcny of ha obaned fo ep on he -d plane whch can ee boh he equeen of a low adaon lo n LM 0 and a lage adaon lo agn.

14 Pefoance of well-degned ARROW VCSOA G (db 0 0 8dB G0 (λ p0 (a G (λ p d (μ bandwdh G (λ p Bandwdh (n auaon powe (db -0 (b d (μ Vaaon of (a aplfe gan and bandwdh and (b auaon powe veu d.

15 Concluon Opcal chaacec of ARROW VCSOA ae nvegaed nuecally wh a ple elf-conen odel The opcal chaacec of ARROW and convenonal ndex-guded VCSOA ae copaed I hown he peence of ARROW can pove he ably of ngle-po aplfed oupu-gnal eon whou deeoang he aplfe gan A new degn ule popoed o opze he ucue of ARROW o ha gnal ably and hgh auaon powe can be acheved ulaneouly n lage-aea ARROW VCSOA

16 Fo Moe Infoaon The deal of h wok wll be publhed n he fuue ue of IEEE/OSA Jounal of Lghwave Technology

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