Audio/video remote control with built-in earphone system

• US 20040247139A1
• Filed: 08/06/2003
• Published: 12/09/2004
• Est. Priority Date: 06/03/2003
• Status: Abandoned Application

• Current Assignee: Randall Wang
• Original Assignee: Randall Wang
• Inventors: Wang, Randall
• Application Number:
  US10/636,905
• Publication Number:
  US 20040247139A1
• Time in Patent Office: Days
• US Class Current: 381/74
• CPC Class Codes: H04B 1/202 by remote control
• CPC Class Codes: H04B 2001/3866 carried on the head
• CPC Class Codes: H04R 1/1041 Mechanical or electronic switches, or control elements switches in general H01H
• CPC Class Codes: H04R 2420/07 Applications of wireless loudspeakers or wireless microphones
• CPC Class Codes: H04R 5/033 Headphones for stereophonic communication details thereof, e.g. relating to batteries, cables or control elements H04R1/10

Abstract

A remote control system, which is adapted for wirelessly communicating an earphone with an audio/video system having an audio signal output, includes an audio signal transmitter adapted for operatively connecting to the audio signal output of the audio/video system so as to transmit an audio signal therefrom, and a remote control unit wirelessly connecting to the audio signal transmitter. The remote unit includes, a control circuit for wirelessly operating the audio/video system, and an audio signal receiver including a signal receiving circuit wirelessly communicating with the audio signal transmitter for receiving the audio signal therefrom in a wireless manner, and a signal outlet electrically connected to the signal receiving circuit for connecting with the earphone so as to transmit the audio signal from the audio/video system to the earphone in a wireless manner.

Claims

1. A remote control system for wirelessly communicating an earphone with an audio/video system having an audio signal output, comprising:

an audio signal transmitter adapted for operatively connecting to said audio signal output of the audio/video system so as to transmit an audio signal therefrom; and

a remote control unit, comprising;

a power source;

a control circuit electrically connected with said power source for wirelessly operating said audio/video system; and

an audio signal receiver comprising a signal receiving circuit wirelessly communicating said the audio signal transmitter for receiving said audio signal therefrom in a wireless manner, and a signal outlet electrically connected to said signal receiving circuit for connecting with said earphone so as to transmit said audio signal from said audio/video system to said earphone in a wireless manner.

2. The remote control system, as recited in claim 1, wherein said audio signal transmitter comprises a radio frequency transmitting device adapted to send and receive said audio signal in form of radio frequency, wherein said radio frequency transmitting device functions as a wireless communication link between said audio signal receiver of said remote control unit and said audio/video system.

3. The remote control system, as recited in claim 2, wherein said signal receiving circuit of said signal receiver is a wireless signal receiving device adapted for wirelessly receiving said audio signal from said audio transmitter, wherein said receiving circuit is automatically tuned to match with said radio frequency of said audio signal transmitter to wirelessly communicate with said audio signal transmitter.

4. The remote control system, as recited in claim 2, wherein said signal receiving circuit of said signal receiver is a wireless signal receiving device adapted for wirelessly receiving said audio signal from said audio transmitter, wherein said receiving circuit is manually tuned to match with said radio frequency of said audio signal transmitter to wirelessly communicate with said audio signal transmitter.

5. The remote control system, as recited in claim 3, wherein said control unit further comprises a hand held case to receive said power source, said control circuit, and said audio signal receiver in said hand held case.

6. The remote control system, as recited in claim 4, wherein said control unit further comprises a hand held case to receive said power source, said control circuit, and said audio signal receiver in said hand held case.

7. The remote control system, as recited in claim 5, wherein said remote control unit further comprises a switch control electrically connected to said signal receiving circuit for controlling a volume of said audio signal transmitted to said signal outlet.

8. The remote control system, as recited in claim 6, wherein said remote control unit further comprises a switch control electrically connected to said signal receiving circuit for controlling a volume of said audio signal transmitted to said signal outlet.

9. The remote control system, as recited in claim 1, wherein said audio signal transmitter comprises an infrared transmitting device adapted to send and receive said audio signal in form of infrared signal, wherein said audio signal transmitter is communicating with said audio signal receiver through infrared signals to remotely communicate with said remote control unit in such a manner that said audio signal transmitter functions as a wireless communication link between said audio signal receiver of said remote control unit and said audio/video system.

10. The remote control system, as recited in claim 9, wherein said signal receiving circuit of said signal receiver is a wireless signal receiving device adapted for wirelessly receiving said audio signal from said audio transmitter, wherein said receiving circuit is automatically tuned to match with said infrared signal of said audio signal transmitter to wirelessly communicate with said audio signal transmitter.

11. The remote control system, as recited in claim 9, wherein said signal receiving circuit of said signal receiver is a wireless signal receiving device adapted for wirelessly receiving said audio signal from said audio transmitter, wherein said receiving circuit is manually tuned to match with said infrared signal of said audio signal transmitter to wirelessly communicate with said audio signal transmitter.

12. The remote control system, as recited in claim 10, wherein said control unit further comprises a hand held case to receive said power source, said control circuit, and said audio signal receiver in said hand held case.

13. The remote control system, as recited in claim 11, wherein said control unit further comprises a hand held case to receive said power source, said control circuit, and said audio signal receiver in said hand held case.

14. The remote control system, as recited in claim 12, wherein said remote control unit further comprises a switch control electrically connected to said signal receiving circuit for controlling a volume of said audio signal transmitted to said signal outlet.

15. The remote control system, as recited in claim 13, wherein said remote control unit further comprises a switch control electrically connected to said signal receiving circuit for controlling a volume of said audio signal transmitted to said signal outlet.

16. A method of transmitting an audio signal from an audio/video system to an earphone through a remote control system which comprises an audio signal transmitter and an audio signal receiver, comprising the steps of:

(a) communicatively setting up said audio signal transmitter of said remote control system with said audio/video system to obtain said audio signal therefrom;

(b) sending said audio signal from said audio/video system through said audio signal transmitter of said remote control system;

(c) receiving said audio signal by said audio signal receiver of said remote control system in a wireless manner; and

(d) connecting said remote control unit with said earphone so as to transmit said audio signal from said audio/video system to said earphone in a wireless manner.

17. The method, as recited in claim 16, wherein said remote control system comprises an audio signal receiver comprising a signal receiving circuit wirelessly communicating said the audio signal transmitter for receiving said audio signal therefrom in a wireless manner, and a signal outlet electrically connected to said signal receiving circuit for connecting with said earphone.

18. The method, as recited in claim 17, wherein said signal receiving circuit of said audio signal receiver is wirelessly communicating with said audio signal transmitter through radio frequency signals to wirelessly receive said audio signals in form of said radio frequency signals.

19. The method, as recited in claim 18, in step (c), further comprising a step of tuning said signal receiving circuit of said audio signal receiver to match said radio frequency signals of said audio signal transmitter so as to wirelessly communicate said audio signal receiver with said audio signal transmitter.

20. The method, as recited in claim 17, wherein said signal receiving circuit of said audio signal receiver is wirelessly communicating with said audio signal transmitter through infrared signals to wirelessly receive said audio signals in form of said infrared signals.

21. The method, as recited in claim 20, in step (c), further comprising a step of tuning said signal receiving circuit of said audio signal receiver to match said infrared signals of said audio signal transmitter so as to wirelessly communicate said audio signal receiver with said audio signal transmitter.

22. A remote control system for wirelessly communicating an earphone with an audio/video system which comprises an audio signal transmitter to transmit an audio signal therefrom, comprising a remote control for remotely controlling said audio/video system, wherein said remote control unit comprises:

a power source;

a control circuit electrically connected with said power source for wirelessly operating said audio/video system; and

an audio signal receiver comprising a signal receiving circuit for wirelessly communicating said the audio signal transmitter to receive said audio signal therefrom in a wireless manner, and a signal outlet electrically connected to said signal receiving circuit for connecting with said earphone so as to transmit said audio signal from said audio/video system to said earphone in a wireless manner.

23. The remote control system, as recited in claim 22, wherein said audio signal receiver comprises a radio frequency transmitting device adapted to receive said audio signal in form of radio frequency, wherein said radio frequency transmitting device functions as a wireless communication link with respect to said audio signal transmitter of said audio/video system.

24. The remote control system, as recited in claim 23, wherein said signal receiving circuit of said signal receiver is a wireless signal receiving device adapted for wirelessly receiving said audio signal from said audio transmitter, wherein said receiving circuit is automatically tuned for matching with said radio frequency of said audio signal transmitter to wirelessly communicate with said audio signal transmitter.

25. The remote control system, as recited in claim 23, wherein said signal receiving circuit of said signal receiver is a wireless signal receiving device adapted for wirelessly receiving said audio signal from said audio transmitter, wherein said receiving circuit is manually tuned for matching with said radio frequency of said audio signal transmitter to wirelessly communicate with said audio signal transmitter.

26. The remote control system, as recited in claim 24, wherein said control unit further comprises a hand held case to receive said power source, said control circuit, and said audio signal receiver in said hand held case.

27. The remote control system, as recited in claim 25, wherein said control unit further comprises a hand held case to receive said power source, said control circuit, and said audio signal receiver in said hand held case.

28. The remote control system, as recited in claim 22, wherein said audio signal receiver comprises an infrared transmitting device adapted to receive said audio signal in form of infrared signal, wherein said audio signal receiver is adapted for communicating with said audio transmitter through infrared signals to remotely communicate with said audio/video system in such a manner that said audio signal receiver functions as a wireless communication link with respect to said audio signal transmitter of said audio/video system.

29. The remote control system, as recited in claim 28, wherein said signal receiving circuit of said signal receiver is a wireless signal receiving device adapted for wirelessly receiving said audio signal from said audio transmitter, wherein said receiving circuit is automatically tuned for matching with said infrared signal of said audio signal transmitter to wirelessly communicate with said audio signal transmitter.

30. The remote control system, as recited in claim 28, wherein said signal receiving circuit of said signal receiver is a wireless signal receiving device adapted for wirelessly receiving said audio signal from said audio transmitter, wherein said receiving circuit is manually tuned for matching with said infrared signal of said audio signal transmitter to wirelessly communicate with said audio signal transmitter.

31. The remote control system, as recited in claim 29, wherein said control unit further comprises a hand held case to receive said power source, said control circuit, and said audio signal receiver in said hand held case.

32. The remote control system, as recited in claim 30, wherein said control unit further comprises a hand held case to receive said power source, said control circuit, and said audio signal receiver in said hand held case.