35 patents
Page 2 of 2
Utility
Transmitter optical subassembly (TOSA) with laser diode driver (LDD) circuitry mounted to feedthrough of TOSA housing
23 Feb 21
The present disclosure is generally directed to a multi-channel TOSA arrangement with a housing that utilizes a feedthrough device with at least one integrated mounting surface to reduce the overall dimensions of the housing.
Kevin Liu, Kai-Sheng Lin, Ziliang Cai
Filed: 25 Oct 19
Utility
Receptacle configuration to support on-board receiver optical subassembly (ROSA)
4 Jan 21
The present disclosure is generally directed to an on-board ROSA arrangement where a fiber receptacle element, optical components such as optical de-multiplexer (e.g., an arrayed waveguide grating (AWG)), turning mirror, photodiodes and light receiving chip are mounted to a common substrate.
Kevin Liu, Kai-Sheng Lin, Hao-Chiang Cheng
Filed: 1 Aug 18
Utility
Optical turning mirror with angled output interface to increase coupling efficiency and a multi-channel optical subassembly using same
7 Dec 20
In general, the present disclosure is directed to an optical turning mirror for receiving channel wavelengths along a first optical path and reflecting the same towards a fiber or photodetector (PD) without the necessity of disposing a highly reflective layer to increase reflectivity.
Kai-Sheng Lin, Ziliang Cai, Hao-Chiang Cheng
Filed: 4 Sep 19
Utility
Techniques for magnetic shielding of an optical isolator to maintain nominal magnetic flux density and a transmitter or transceiver system implementing same
9 Nov 20
In general, the present disclosure is directed to a transmitter optical subassembly (TOSA) module for use in an optical transceiver or transmitter that includes a magnetically-shielded optical isolator to minimize or otherwise reduce magnetization of TOSA components.
Chong Wang, Kai-Sheng Lin, Yongxuan Liang, I-Lung Ho
Filed: 17 Apr 19
Utility
TO can laser assembly with off-center lens cap and an optical transceiver or transmitter implementing same
19 Oct 20
The present disclosure is generally directed to a TO can laser package that includes an off-center focus lens integrated into a lens cap to compensate displacement of an associated laser diode.
I-Lung Ho, Chong Wang, Shih-Chia Liu
Filed: 17 Apr 19
Utility
Optical isolator array for use in an optical subassembly module
28 Sep 20
This present disclosure is generally directed to an optical isolator array with a magnetic base that allows for mounting and alignment of N number of optical isolators modules within an optical subassembly module.
Kai-Sheng Lin, Kevin Liu, Ziliang Cai
Filed: 24 Jan 19
Utility
Transmitter optical subassembly arrangement with vertically-mounted monitor photodiodes
13 Jul 20
The present disclosure is generally directed to a multi-channel TOSA with vertically-mounted MPDs to reduce TOSA housing dimensions and improve RF driving signal quality.
Kai-Sheng Lin, Hsiu-Che Wang, Kevin Liu
Filed: 5 Feb 19
Utility
Printed circuit board assembly (PCBA) with integrated mounting structure to align and couple to transmitter optical assembly (TOSA) modules
29 Jun 20
The present disclosure is generally directed to an optical transceiver module that includes a mounting section for aligning and coupling to associated TOSA modules.
Kai-Sheng Lin, Yi Wang, Ziliang Cai
Filed: 2 Jan 19
Utility
Optical multiplexer\demultiplexer with input and output ports on a single side, and an optical transceiver implementing same
27 Apr 20
A multi-channel transceiver, consistent with the present disclosure, includes a multiplexer/demultiplexer (MUX/DEMUX) device configured to be shared by, and support operations of, a multi-channel transmitter optical subassembly (TOSA) and multi-channel receiver optical subassembly (ROSA) within a single transceiver housing.
Kai-Sheng Lin, Qin Li, Chong Wang
Filed: 20 Feb 19
Utility
Thermoelectric cooler (TEC) having top and bottom plates with asymmetric thermal conductivity and an optical subassembly implementing the same
27 Apr 20
In general, the present disclosure is directed to a thermoelectric cooler (TEC) that includes a top plate or bottom plate being formed of a high thermal conductivity material, and the other of the top plate and bottom plate being formed of a low thermal conductivity material, with the high thermal conductivity material having a thermal conductivity at least twice, and preferably five times, that of the thermal conductivity of the low thermal conductivity material.
I-Lung Ho, Qin Li, Chong Wang
Filed: 8 Jul 19
Utility
Laser subassembly having impedance-matching network integrated on laser submount and a transmitter optical subassembly (TOSA) implementing same
30 Mar 20
The present disclosure is generally directed to a laser subassembly for use in a TOSA module that includes an integrated impedance matching network to enable a plurality of selectable resistance configurations to ensure the driving circuit and laser emitter of the TOSA module have matching, or substantially matching, impedances.
Kai-Sheng Lin, Ziliang Cai, Chong Wang
Filed: 27 Nov 18
Utility
Optical component assembly having a keyed structure for ensuring proper insertion orientation within an optical subassembly
23 Dec 19
The present disclosure is directed to a keyed optical component assembly that ensures that the same has a proper orientation when press-fit into or otherwise coupled to a complimentary opening of an optical subassembly housing.
Kai-Sheng Lin, Justin Lii, Hao-Hsiang Liao
Filed: 18 Aug 16
Utility
Techniques for shielding within an optical transceiver housing to mitigate electromagnetic interference between optical subassemblies disposed within the same
23 Dec 19
An optical transceiver module is disclosed having a housing that includes at least a first housing portion and a second housing portion, each of the first and second housing portions including a base portion having at least one sidewall extending therefrom that defines a compartment.
Kai-Sheng Lin, Hsiu-Che Wang, Ziliang Cai
Filed: 29 Mar 17
Utility
Welding assembly for coupling a transmitter optical subassembly (TOSA) module to an optical transmitter or transceiver
16 Dec 19
In accordance with an embodiment, a welding assembly is disclosed that allows for a laser assembly to be coupled into a socket of the same and held at a fixed position, e.g., by a mechanical grabber of a welding system.
I-Lung Ho, Hsiu-Che Wang, Hao-Hsiang Liao
Filed: 28 Mar 17
Utility
Locking arrangement for pluggable optical subassembly modules
21 Oct 19
The present disclosure is generally directed to an optical transceiver module with a locking arrangement that allows the optical transceiver module to be releasably coupled into an associated receptacle of an optical transceiver cage.
Kai-Sheng Lin, Ziliang Cai, Hao-Chiang Cheng
Filed: 22 Oct 18