Controller of an LED for receiving a remote control signal

• US 10,292,243 B2
• Filed: 05/31/2017
• Issued: 05/14/2019
• Est. Priority Date: 03/01/2017
• Status: Active Grant

• Current Assignee: Changzhou Jutai Electronic Co.,Ltd.
• Original Assignee: Changzhou Jutai Electronic Co.,Ltd.
• Inventors: Lin, Jun, Pan, Chengqian, Chen, Bin
• Primary Examiner(s): Le, Tung X
• Assistant Examiner(s): Alaeddini, Borna
• Application Number:
  US15/610,594
• Publication Number:
  US 20180255623A1
• Time in Patent Office: 713 Days
• CPC Class Codes: F21Y 2115/10 Light-emitting diodes [LED]
• CPC Class Codes: G08C 17/02 using a radio link
• CPC Class Codes: H04Q 9/00 Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
• CPC Class Codes: H05B 45/00 Circuit arrangements for operating light-emitting diodes [LED]
• CPC Class Codes: H05B 45/382 with galvanic isolation between input and output
• CPC Class Codes: H05B 47/175 by remote control
• CPC Class Codes: H05B 47/19 via wireless transmission
• CPC Class Codes: H05B 47/195 the transmission using visible or infrared light
• CPC Class Codes: Y02B 20/30 Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Abstract

The invention discloses that a controller of an LED for receiving a remote control signal, comprising a DC power source, and further comprising: a remote control transmitter for issuing a control command by a users: a remote control signal receiving module, for receiving a signal of the remote control transmitter, the remote control signal receiving module is electrically connected with the DC power source; a control circuit, which is electrically connected with an output end of the remote control signal receiving module and of the DC power source respectively, and converts a command signal from the remote control signal receiving module into a switching signal output; a drive circuit, which is connected to an output end of the DC power source and of the control circuit respectively, the drive circuit is turned on or turned off under a control signal of the control circuit to control that the DC power source outputs to a load. The invention enables a user to have more choices for the operation of the controller.

Claims

1. A controller of an LED for receiving a remote control signal, comprising:

a DC power source comprising an output end;

a remote control transmitter for issuing a control command by a user;

a remote control signal receiving module for receiving a signal of the remote control transmitter, wherein the remote control signal receiving module comprises an output end and is electrically connected with the DC power source;

a control circuit electrically connected with the output end of the remote control signal receiving module and of the DC power source, respectively, wherein the control circuit comprises an output end and converts a command signal from the remote control signal receiving module into a switching signal output;

a drive circuit connected to the output end of the DC power source and of the control circuit, respectively, wherein the drive circuit is turned on or turned off under a control signal of the control circuit to control that the DC power source outputs to a load;

wherein the remote control signal receiving module is a radio frequency signal receiving circuit;

wherein the radio frequency signal receiving circuit comprises an antenna, a coupling circuit, and a third chip, wherein a signal output terminal of the antenna is electrically connected to an input terminal of the coupling circuit, and an output end of the coupling circuit is electrically connected with an input terminal of the third chip, and an output end of the third chip is electrically connected with the control circuit;

and wherein the radio frequency signal receiving circuit further comprises an automatic gain control circuit, wherein one end of the automatic gain control circuit is electrically connected to the third chip, and the other end of the automatic gain control circuit is grounded.

2. The controller of an LED for receiving a remote control signal according to claim 1, further comprising a short-circuit protecting circuit, wherein one end of the short-circuit protecting circuit is electrically connected to the drive circuit and the control circuit, respectively, and the other end of the short-circuit protecting circuit is grounded.

3. A controller of an LED for receiving a remote control signal, comprising:

a DC power source comprising an output end;

a remote control transmitter for issuing a control command by a user;

a remote control signal receiving module for receiving a signal of the remote control transmitter, wherein the remote control signal receiving module comprises an output end and is electrically connected with the DC power source;

a control circuit electrically connected with the output end of the remote control signal receiving module and of the DC power source, respectively, wherein the control circuit comprises an output end and converts a command signal from the remote control signal receiving module into a switching signal output;

a drive circuit connected to the output end of the DC power source and of the control circuit, respectively, wherein the drive circuit is turned on or turned off under a control signal of the control circuit to control that the DC power source outputs to a load;

wherein the remote control signal receiving module is a radio frequency signal receiving circuit;

wherein the radio frequency signal receiving circuit comprises an antenna, a coupling circuit, and a third chip, wherein a signal output terminal of the antenna is electrically connected to an input terminal of the coupling circuit, and an output end of the coupling circuit is electrically connected with an input terminal of the third chip, and an output end of the third chip is electrically connected with the control circuit;

and wherein the radio frequency signal receiving circuit further comprises a threshold adjusting circuit, wherein one end of the threshold adjusting circuit is electrically connected to the third chip, and the other end of the threshold adjusting circuit is grounded.

4. The controller of an LED for receiving a remote control signal according to claim 3, further comprising a short-circuit protecting circuit, wherein one end of the short-circuit protecting circuit is electrically connected to the drive circuit and the control circuit, respectively, and the other end of the short-circuit protecting circuit is grounded.