Bishal Bhandari

9 Questions 8 Answers 0 Followers

Questions related from Bishal Bhandari

Tool for Electronic / Photonic Circuit schematic / 3D design ?

I am wondering what tools people use to design these circuit layout schematics in 3D (as shown below). I know illustrator can do some of this but what else is used for 3D designs of complex...

01 February 2024 4,366 1 View

How can we estimate the maximum power that an optical waveguide can handle?

Sorry for the naivety of my question. I am looking forward to estimating the maximum power capacity of an optical waveguide, typically, Silicon (Si) or Silicon Nitride (SiN) waveguide. Is there...

20 October 2020 5,119 5 View

How to calculate the length of a S-bend waveguide?

I am trying to solve this issue, where a S-bend is designed using FDTD tools from Lumerical. It takes poles as input so there is no any information about the length. However, we can set the height...

28 April 2020 5,080 1 View

What is the best point/text to start to understand the optical frequency combs and supercontinuum generation from basics?

Hello there, I have been working on several silicon photonics devices and currently, I am trying to study optical frequency combs and supercontinuum generation. But, I couldn't know where do I...

16 January 2020 7,857 3 View

What is phase controlled directional coupler and why is it used?

I was going through some basics of directional couplers and came across this article. I found this approach pretty complicated and was curious why was this method adapted. If a single DC can...

13 February 2019 8,398 2 View

Why am I seeing fluctuations in spectral response of a grating coupler?

I am trying to perform an experiment to determine the spectral response of grating-coupler. I am measuring the output power while changing the input light wavelength. With the measured output...

17 November 2018 1,617 8 View

How can we plot wavelength vs. transmission curves in Lumerical mode solutions while using EME solvers?

I am currently trying to simulate some taper structures in Lumerical Mode solutions. But I couldn't plot the graph by sweeping the wavelength. How can this be done? I need to determine at what...

09 January 2018 6,819 1 View

What are the pros and cons of K layout tool over other layout design tools like Phoenix, Cadence and others?

I ma trying to design a layout file (.gds) for a silicon Photonics Integrated circuit that can be sent to fabrication, but I am wondering with the tool to be used. Since, I am just a beginner, all...

15 December 2017 7,194 1 View

What is the best tool to get GDS design file for Photonic Integrated IC?

I am trying to design a PIC with MMIs, waveguides and various other structures. I have used BeamProp and FullWave to simulate them individually. Now, I need to assemble them to make a complete...

02 November 2017 6,683 2 View