US 2017/0324539 A1 · OPTICAL COMMUNICATION TRANSMITTING APPARATUS AND RECEIVING APPARATUS

Abstract

The present application relates to an optical communication transmitting apparatus and receiving apparatus. The optical communication transmitting apparatus includes: an encoder, configured to encode and shunt an input signal, to generate multiple synchronous encoded signals; a driver, configured to amplify the multiple encoded signals, to generate multiple drive signals; and multiple light sources, configured to generate multiple synchronous optical signals when driven by the multiple drive signals. The optical communication transmitting apparatus and receiving apparatus provided in the present application make full use of advantages of visible light communication, achieving a rapid communication speed and high security.

Claims16

Dependent claims

An optical communication transmitting apparatus, comprising:

an encoder, configured to encode and shunt an input signal, to generate multiple synchronous encoded signals;
a driver, configured to amplify the multiple encoded signals, to generate multiple drive signals;
and
multiple light sources, configured to generate multiple synchronous optical signals when driven by the multiple drive signals.

1 more element

An optical communication receiving apparatus, comprising:

a photoelectric conversion circuit, wherein the photoelectric conversion circuit comprises a primary amplifying circuit, a secondary amplifying circuit, and a comparison output circuit;
the primary amplifying circuit is used to receive an optical signal and convert the optical signal to a voltage signal;
the secondary amplifying circuit is connected in series to the primary amplifying circuit, and used to receive the voltage signal and amplify the voltage signal for output;
and the comparison output circuit is connected in series to the secondary amplifying circuit, and used to receive an amplified voltage signal and shape the amplified voltage signal for output.

1 more element

Dependencies are inferred from the claim text.

Facts

Application

15/661,082Filed 27 Jul 2017

Priority

CN 201520057927.927 Jan 2015

Published

9 Nov 2017

Term ends

Not estimatedThe source records don’t support an estimate.

Classification9 codes

H04L 7/0075
Arrangements for synchronising receiver with transmitter: with photonic or optical means
H04B 10/116
Indoor or close-range type systems: visible light communication
H04B 10/118
Arrangements specific to free-space transmission, i.e. transmission through air or vacuum: specially adapted for satellite communication
H04B 10/50
Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing…

Optical communication transmitting apparatus and receiving apparatus

Life of this patent

Optical communication transmitting apparatus and receiving apparatus

Life of this patent

Abstract

Claims16