An optical data communication system may include one or more para-phenylenevinylenes, a receiver for an optical data communication system comprising para-phenylenevinylene(s), a transmitter for an optical data communication system comprising para-phenylenevinylene(s), the use of para-phenylenevinylene(s) in an optical data communication system, specific para-phenylenevinylene(s) and their preparation.

A transceiver assembly for a wireless power transfer system includes a transceiver system comprising a photodiode assembly, a voltage converter and a light emitting diode and a photodiode. The photodiode assembly may be configured to receive a high-power laser beam from a transmitter and to convert the high-power laser beam to electrical energy. The voltage converter may be configured to adjust an input impedance based on a voltage measure of the photodiode assembly so as to maximize power transfer from the photodiode assembly to an energy storage device electrically coupled to the voltage converter. The light emitting diode and the photodiode may be configured to enable free space optical communication with the transmitter. The light emitting diode may emit signals indicating a presence and a location of the transceiver to the transmitter at least when the energy storage device requires a charge.

A media converter has an electrical bus port for connecting a first electrical bus; and an optical bus port for connecting an optical bus. The media converter is configured to convert an electrical signal of the first electrical bus into an optical signal of the optical bus in such a way that, at a first value of an internal control signal of the media converter, the optical signal corresponds to the electrical signal and, at a second value of the internal control signal, the optical signal has an inverted shape corresponding to the electrical signal. In a transmission phase during which the internal control signal changes from the first value to the second value, the media converter is configured to emit the optical signal in such a way that the optical signal corresponds to the electrical signal until the end of the transmission phase.

An optical wireless transmission device according to an embodiment of the present invention comprises: a modulation unit for receiving input of a first input signal and outputting a first output signal; and a light source control unit for controlling a first light source in accordance with the first output signal. The first output signal repeats “0” and “1” in a first phase during clock time if a binary value of the first input signal is 0, and repeats “0” and “1” in a phase opposite from the first phase during the clock time if a binary value of the first input signal is 1.

An injection locked transmitter for an optical communication network includes a master seed laser source input substantially confined to a single longitudinal mode, an input data stream, and a laser injected modulator including at least one slave laser having a resonator frequency that is injection locked to a frequency of the single longitudinal mode of the master seed laser source. The laser injected modulator is configured to receive the master seed laser source input and the input data stream, and output a laser modulated data stream.

An information handling system, may include a positional sensor to estimate a position of the information handling system relative to a light-enabled 5G access point; a plurality of light sensors to detect light emitted from a light source of the light-enabled 5G access point in an area to determine relative angle data descriptive of an angle of the information handling system relative to the light-enabled 5G access point; a light sensing directionality comparison module to compare the estimated position of the information handling system with the relative angle data and update location data; and a beamsteering module to: conduct beamsweeping of a plurality of angles for a mm-wave antenna array using the light sensing directionality location data as an initial seed angle; determine a selected beamsteering pattern from the information handling system to the light-enabled 5G access point to initiate the mm-wave communication.

According to one embodiment, a repair terminal includes reception means for receiving a setting value of a predetermined setting item set in an information processing device by visible light communication using light emitted by a light source device connected to the information processing device; matching means for matching a setting value of the setting item received by the reception means with a matching setting value corresponding to the setting item and determining appropriateness of the setting value; and output means for outputting a matching result of the matching means.

A hearing instrument system includes a hearing instrument having an input transducer receiving signals characteristic of acoustic events and converting the signals into input signals, an output transducer outputting output signals derived from input signals, a controller processing input signals and generating output signals, a housing for the input transducer and controller, and an LED connected to the controller to output and receive optical signals, The controller derives information from an optical signal received by the LED and uses the information to continue hearing instrument operation. A third-party device forms a box-shaped charger having a charging interior for the hearing instrument. The third-party device transmits a charging light signal into the charging interior. The controller takes charging light signal reception to indicate the hearing instrument being in the charging interior and deactivates signal processing, sound output and/or sound capture or switches off the hearing instrument.

The present disclosure in some embodiments provides a portable information data transmitting device capable of storing at least one piece of information data, and transmitting, by using a plurality of light emitting elements, a visible light signal including a part or all of the information data to a display device positioned within a preset communication range, thereby enabling the information data to be more efficiently provided to a user.

An optical wireless communication (OWC) transmitter comprising a baseband chip comprises: a media access control (MAC) layer configured to receive data from a network; a first physical (PHY) layer associated with a first light source; and a second physical (PHY) layer associated with a second light source; wherein the first PHY layer is configured to receive first data from the MAC layer and provide a first signal to the first light source, so as to drive the first light source to emit first modulated light that comprises or is representative of the first data; and the second PHY layer is configured to receive second data from the MAC layer and provide a second signal to the second light source, so as to drive the second light source to emit second modulated light that comprises or is representative of the second data.