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Class Information
Number: 369/6
Name: Dynamic information storage or retrieval > Combined independent audio systems > Radio
Description: Subject matter including a system which converts radio frequency energy to audible energy.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7561495 |
Method for recording information, in particular audio signals, received via radio, in particular broadcast radio |
Jul. 14, 2009 |
| 7266206 |
Channel down mixing apparatus for car audio system |
Sep. 4, 2007 |
| 7236431 |
Semiconductor integrated circuit for audio system |
Jun. 26, 2007 |
| 7203142 |
Multi-source surround audio apparatus |
Apr. 10, 2007 |
| 7190640 |
Power control for electronic equipment having a plurality of panels provided oppositely backward and forward |
Mar. 13, 2007 |
| 7171174 |
Multiple radio signal processing and storing method and apparatus |
Jan. 30, 2007 |
| 7046956 |
Messaging and promotion for digital audio media players |
May. 16, 2006 |
| 7031477 |
Voice-controlled system for providing digital audio content in an automobile |
Apr. 18, 2006 |
| 7020048 |
User selectable display modes for a vehicle MP3 compact disc player |
Mar. 28, 2006 |
| 6944430 |
Method and apparatus for automotive radio time shifting personalized to multiple drivers |
Sep. 13, 2005 |
| 6920089 |
System and method for delivery of audio content correlated to the calendar date and/or time of day |
Jul. 19, 2005 |
| 6920086 |
Method for recording and reproducing radio information and corresponding system |
Jul. 19, 2005 |
| 6721236 |
Radio receiver having a hard disk drive |
Apr. 13, 2004 |
| 6629197 |
Method and system for storing digital audio data and emulating multiple CD-changer units |
Sep. 30, 2003 |
| 6628573 |
Sound apparatus for vehicle |
Sep. 30, 2003 |
| 6535462 |
Digital sound-signal broadcaster |
Mar. 18, 2003 |
| 6483782 |
Time message delivery CD player alarm clock |
Nov. 19, 2002 |
| 6470178 |
Vehicle radio having RDS presets and method therefor |
Oct. 22, 2002 |
| 6373791 |
Information reproducing apparatus, information reproducing method, and program storage medium |
Apr. 16, 2002 |
| 6134192 |
Combined multiple compact disc player and radio receiver |
Oct. 17, 2000 |
| 6101403 |
Adapter and signal transmission cable for mobile telephone |
Aug. 8, 2000 |
| 6058319 |
Cassette adapter for mobile telephones |
May. 2, 2000 |
| 5946050 |
Keyword listening device |
Aug. 31, 1999 |
| 5844868 |
Digital-analog shared circuit in dual mode radio equipment |
Dec. 1, 1998 |
| 5790481 |
Retrofitable CD player system |
Aug. 4, 1998 |
| 5659524 |
Apparatus for controlling tape-ejection in an automobile-installed video cassette recorder |
Aug. 19, 1997 |
| 5633837 |
Automobile radio recording system |
May. 27, 1997 |
| 5544130 |
Electronic equipment operating in multiple modes and control method thereof |
Aug. 6, 1996 |
| 5515345 |
Control unit for automobile audio system |
May. 7, 1996 |
| 5502691 |
Operation prohibition device for a car loading audio instrument |
Mar. 26, 1996 |
| 5495357 |
Apparatus and method for recording, transmitting, receiving and playing sounds |
Feb. 27, 1996 |
| 5448534 |
Radio with recording and reproducing function |
Sep. 5, 1995 |
| 5418761 |
Operation prohibition device for a car loading audio instrument |
May. 23, 1995 |
| 5365500 |
Key control method and control device for a cassette tape recorder |
Nov. 15, 1994 |
| 5345430 |
Recovery recorder system, particularly commercial radio/TV broadcast recovery recorder system |
Sep. 6, 1994 |
| 5321671 |
Radio receiver with tape deck having interrupt capability |
Jun. 14, 1994 |
| 5235568 |
System and the control method thereof for compact disk changer player and radio receiver |
Aug. 10, 1993 |
| 5222150 |
Volume control circuit |
Jun. 22, 1993 |
| 5195065 |
Function setting method for audio system |
Mar. 16, 1993 |
| 5168481 |
Automated digital broadcast system |
Dec. 1, 1992 |
| 5130961 |
Dual source audio apparatus with photosensor for detecting a recording medium being inserted |
Jul. 14, 1992 |
| 5126982 |
Radio receiver and buffer system therefore |
Jun. 30, 1992 |
| 5077712 |
DAT system |
Dec. 31, 1991 |
| 4972275 |
Wideband radio-frequency broadcast recorder and radio testing system |
Nov. 20, 1990 |
| 4864550 |
Remote control equipment for use with an audio system |
Sep. 5, 1989 |
| 4811313 |
Loudspeaker and audio reproduction apparatus |
Mar. 7, 1989 |
| 4766580 |
Information reproducing system with improved response to intermittent power supply |
Aug. 23, 1988 |
| 4731769 |
Central servicing and information controller for vehicle auxiliary equipment |
Mar. 15, 1988 |
| 4712250 |
Tape player adapter for car radio |
Dec. 8, 1987 |
| 4710907 |
Operation prohibition device for an audio instrument |
Dec. 1, 1987 |
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