# US 2022/0045762 A1 · Optical Communication Interface System > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2022/0045762 A1 - Document ID: US20220045762A1 - Status: Published application - Kind: A1 - Application number: 17/387,614 - Filed: 2021-07-28 - Published: 2022-02-10 - Earliest claimed: 2020-08-04 - Assignees: Artilux, Inc. - Applicants: Artilux, Inc. - Inventors: Shih-Tai Chuang; Shih-Jie Wu; Li-Gang Lai; Yien-Tien Chou; Shao-Chien Chang; Kai-Wei Chiu; Shu-Lu Chen - Web page: https://patentgrep.com/patent/US20220045762A1 ## CPC - H04B 10/2589: {Bidirectional transmission} - H04B 10/40: Transceivers - H04B: TRANSMISSION ## Abstract Systems and methods for optical communication are provided. For instance, a method for optical communication can include receiving, by a first coupling module, a power-on signal from a first electronic device coupled to the first coupling module. The method can also include relaying, by the first coupling module, a first optical signal to a second coupling module coupled to a second electronic device. The method can also include relaying, by the second coupling module, in response to receipt of the first optical signal, a second optical signal to the first coupling module. The method can also include activating, by the first coupling module, in response to receipt of the second optical signal, a data transfer circuit for relaying data via an optical communication interface between the first coupling module and the second coupling module. ## Claims ### Claim 1 A method, comprising: receiving, by a first coupling module, a power-on signal from a first electronic device coupled to the first coupling module; relaying, by the first coupling module, a first optical signal to a second coupling module coupled to a second electronic device; relaying, by the second coupling module, in response to receipt of the first optical signal, a second optical signal to the first coupling module; activating, by the first coupling module, in response to receipt of the second optical signal, a data transfer circuit for relaying data via an optical communication interface between the first coupling module and the second coupling module. ### Claim 2 (depends on 1) The method of claim 1, wherein the first optical signal is indicative of the power-on signal received from the first electronic device and detected by one or more pins of a connector between the first coupling module and the first electronic device. ### Claim 3 (depends on 1) The method of claim 1, wherein the second optical signal is indicative of a hot plug detect (HPD) signal received from the second electronic device. ### Claim 4 (depends on 1) The method of claim 1, comprising: applying the power-on signal from the first electronic device to a source-side circuit in the first coupling module; and generating, by the source-side circuit in the first coupling module, the first optical signal. ### Claim 5 (depends on 4) The method of claim 4, wherein activating the data transfer circuit further comprises: receiving, by the source-side circuit, the second optical signal; and initiating, by the source-side circuit, an activation of the data transfer circuit for relaying data between the first coupling module and second coupling module. ### Claim 6 (depends on 1) The method of claim 1, comprising: receiving the first optical signal at a sink-side circuit in the second coupling module; and using the sink-side circuit to translate the first optical signal into a power-on signal for the second electronic device. ### Claim 7 (depends on 6) The method of claim 6, comprising: receiving, by the sink-side circuit, a hot plug detect (HDP) signal from the second electronic device; and using the sink-side circuit to translate the HDP signal into the second optical signal. ### Claim 8 (depends on 1) The method of claim 1, comprising: waiting for a first settling time to elapse between receiving the power-on signal from the first electronic device and relaying the first optical signal from the first coupling module to the second coupling module. ### Claim 9 (depends on 8) The method of claim 8, comprising: waiting for a second settling time to elapse between receiving the second optical signal and relaying data between a source transceiver in the first coupling module and a sink transceiver in the second coupling module. ### Claim 10 (depends on 1) The method of claim 1, comprising: relaying, by first coupling module, data from the first electronic device to the second coupling module for receipt at the second electronic device. ### Claim 11 (depends on 1) The method of claim 1, wherein the first optical signal and the second optical signal are relayed over an optical fiber cable coupled between the first coupling module and the second coupling module. ### Claim 12 (depends on 11) The method of claim 11, wherein the optical fiber cable comprises a light-emitting element and wherein the method further comprises: generating, by the first coupling module or the second coupling module, a control signal to cause the light-emitting element to emit a light along a surface of the optical fiber cable, wherein the light emitted by the light-emitting element corresponds to one or more characteristics of the first coupling module or the second coupling module. ### Claim 13 (depends on 12) The method of claim 12, comprising, converting one or more of the first optical signal or the second optical signal to an electrical signal to be used as a power source for one or more of the first coupling module or the second coupling module. ### Claim 14 (depends on 12) The method of claim 12, wherein the first coupling module comprises a light-control circuit that is configured to control one or more of a type of light, a frequency, a brightness, a color, or a number of lights emitted by the light-emitting element. ### Claim 15 An optical communication interface system, comprising: a first coupling module comprising: a first device connector for coupling to a first electronic device; a source transceiver configured to relay data associated with the first electronic device; and a source-side circuit configured to receive a power-on signal from the first electronic device and generate a first optical signal for relay from the first coupling module to a second coupling module; the second coupling module comprising: a second device connector for coupling to a second electronic device; a sink transceiver configured to relay data associated with the second electronic device; and a sink-side circuit configured to receive the first optical signal and to generate a second optical signal for relay from the second coupling module to the first coupling module; and a cable coupled between the first coupling module and the second coupling module, the cable comprising one or more optical fibers and configured to provide data transmission and reception over a plurality of channels between the first coupling module and the second coupling module upon receipt of the second optical signal by the first coupling module. ### Claim 16 (depends on 15) The optical communication interface system of claim 15, wherein each of the cable, the first coupling module, and the second coupling module comprises a detachable component for detaching the cable from the first coupling module or the second coupling module without removing the first coupling module from the first electronic device or removing the second coupling module from the second electronic device. ### Claim 17 (depends on 15) The optical communication interface system of claim 15, wherein the cable further comprises one or more electrical wires. ### Claim 18 (depends on 15) The optical communication system of claim 15, wherein: the cable comprises a light-emitting element configured to emit a light corresponding to one or more characteristics of the source transceiver or the sink transceiver. ### Claim 19 (depends on 18) The optical communication system of claim 18, wherein: the first coupling module comprises: a light-control circuit for controlling the light-emitting element; and 1 a vibration sensor configured to detect a vibration level of the first coupling module and to communicate the vibration level to the light-control circuit; and the one or more characteristics comprise the vibration level. ### Claim 20 (depends on 15) The optical communication system of claim 15, wherein the one or more characteristics comprise one or more of a data transmitting rate, a clock rate, an image resolution, a power level, a temperature, a vibration level, or a content associated with data transmission over the one or more optical fibers.