| Patents for H04R 5 - Stereophonic arrangements (11,598) |
|---|
| 06/10/1998 | DE19651095A1 Digital multi-channel transmission method e.g. for audio signals |
| 06/09/1998 | US5764777 Four dimensional acoustical audio system |
| 06/09/1998 | US5764776 System for imparting sensory effects across a mother's abdomen to a fetus |
| 06/09/1998 | US5764775 Audio processing unit for mixing L channel and R channel of CD/CD-1 audio signal |
| 06/09/1998 | US5764512 Intelligent acoustic systems peripheral |
| 06/09/1998 | CA2045102C Loudspeaker arrangement in television receiver cabinet |
| 06/03/1998 | CN1183882A Compact full-range loudspeaker system |
| 06/02/1998 | US5761320 Audio distribution system having programmable zoning features |
| 06/02/1998 | US5761314 Audio reproducing apparatus and headphone |
| 05/28/1998 | WO1998023129A1 Sound system and method for capturing and reproducing sounds originating from a plurality of sound sources |
| 05/28/1998 | DE19720217A1 Automatic equalising arrangement for multi-channel audio system |
| 05/27/1998 | CN2282757Y Electric door mechanism for host machine of sounder |
| 05/26/1998 | US5757929 Audio interface garment and communication system for use therewith |
| 05/26/1998 | US5757928 Audio amplifier arrangement for more than two reproduction channels |
| 05/20/1998 | EP0842562A1 Automatically switched equalization circuit |
| 05/19/1998 | US5754666 Method for reproducing audio signals and an apparatus therefore |
| 05/19/1998 | US5754664 Vehicle audio system |
| 05/19/1998 | US5754663 Four dimensional acoustical audio system for a homogeneous sound field |
| 05/14/1998 | DE19645867A1 Multiple channel sound transmission method |
| 05/13/1998 | CN2281621Y Super high-fine audio play-back device |
| 05/12/1998 | US5751821 Speaker system with reconfigurable, high-frequency dispersion pattern |
| 05/12/1998 | US5751816 Audio power amplifier device for micro-computers |
| 05/12/1998 | US5750942 Vehicle window speaker mounting accessory and related methods |
| 05/07/1998 | DE19645307A1 Audio headphone set e.g. for conferences |
| 05/06/1998 | EP0839429A1 Television receiver with doors for its display screen which doors contain loudspeakers |
| 05/05/1998 | US5748763 Image steganography system featuring perceptually adaptive and globally scalable signal embedding |
| 05/05/1998 | US5748757 Collapsible image derived differential microphone |
| 05/05/1998 | US5748754 Sound system gain and equalization circuit |
| 04/22/1998 | EP0837619A2 Sound transmission device and apparatus |
| 04/22/1998 | CN2279757Y Double-purpose stereophone |
| 04/22/1998 | CN1038180C Television receiver with stereo speakers |
| 04/21/1998 | US5742691 Surround sound converter |
| 04/21/1998 | US5742690 Personal multimedia speaker system |
| 04/21/1998 | US5742689 Method and device for processing a multichannel signal for use with a headphone |
| 04/15/1998 | EP0836361A2 Intelligent acoustic systems peripheral |
| 04/15/1998 | EP0836360A2 Intelligent acoustic systems peripheral |
| 04/14/1998 | US5740257 Active noise control earpiece being compatible with magnetic coupled hearing aids |
| 04/14/1998 | US5740254 System for providing sound distinctions for auditory conditioning and method therefor |
| 04/14/1998 | US5737787 Pillow radio apparatus |
| 04/07/1998 | US5737436 Earphones with eyeglass attatchments |
| 04/07/1998 | US5737435 Sound-reproducing apparatus comprising an acoustic horn, and acoustic horn for use in the apparatus |
| 04/07/1998 | US5737427 Surround sound processor unit |
| 04/04/1998 | CA2213297A1 Intelligent acoustic systems peripheral |
| 04/02/1998 | WO1998013942A1 Vehicular loudspeaker system |
| 04/02/1998 | DE19629704A1 Portable CD player with loudspeakers |
| 04/01/1998 | EP0833545A2 Loudspeaker device |
| 03/31/1998 | US5732922 Monitor support |
| 03/26/1998 | WO1998012896A1 Transaural stereo device |
| 03/25/1998 | CN1177433A In-home theater surround sound speaker system |
| 03/25/1998 | CN1177270A Dome loudspeaker system structure fro video appliance |
| 03/25/1998 | CN1037891C Multi-channel sound freuquency power amplifying IC |
| 03/24/1998 | US5732145 Speaker system and device rack arrangement |
| 03/24/1998 | US5732140 Acoustic speaker system with expandable speaker enclosure |
| 03/18/1998 | EP0465662B1 Apparatus for reproducing acoustic signals |
| 03/11/1998 | EP0827677A1 Compact full-range loudspeaker system |
| 03/11/1998 | CN1175708A Speaker apparatus with picture projecting screen |
| 03/03/1998 | US5724430 Audio-visual arrangement and system in which such an arrangement is used |
| 02/25/1998 | CN2275315Y Voice box with three way loud speaker broadcasting stereo music |
| 02/24/1998 | US5722069 Entertainment system for playing communication media for an automobile |
| 02/24/1998 | US5722050 Transmitter-receiver system for use in an audio equipment |
| 02/19/1998 | WO1998007299A1 Recording and play-back two-channel system for providing a holophonic reproduction of sounds |
| 02/19/1998 | WO1998007298A1 A wearable personal audio loop apparatus |
| 02/19/1998 | WO1998007295A1 Method and apparatus for an asymmetric electric processing between at least two channels for sound reproduction |
| 02/12/1998 | WO1998006232A1 Dipole speaker headrests |
| 02/12/1998 | CA2262927A1 Dipole speaker headrests |
| 02/11/1998 | EP0772952A4 An audio interface garment and communication system for use therewith |
| 02/10/1998 | US5717773 Sound system gain and equalization circuit |
| 02/10/1998 | US5717767 Angle detection apparatus and audio reproduction apparatus using it |
| 02/10/1998 | US5717766 Stereophonic sound reproduction apparatus using a plurality of loudspeakers in each channel |
| 02/05/1998 | WO1998005183A1 Car radio for individual or collective mono or stereo listening |
| 02/04/1998 | CN1172410A Arrangement method for set of three units of family cinema |
| 02/03/1998 | US5715317 Apparatus for controlling localization of a sound image |
| 02/03/1998 | US5713741 Storybook pillow |
| 01/22/1998 | WO1998002978A1 Acoustic heterodyne device and method |
| 01/21/1998 | CN2273084Y Infrared wireless mobile earphone |
| 01/20/1998 | US5710821 Audio communications system with built in expansion capability for a desktop computer |
| 01/20/1998 | US5710394 Television set speaker system |
| 01/15/1998 | WO1998002015A1 Sound capturing method and device |
| 01/14/1998 | EP0818120A2 Audio bass speaker driver circuit |
| 01/13/1998 | US5708725 Wireless headphone with a spring-biased activating power switch |
| 01/13/1998 | US5708719 In-home theater surround sound speaker system |
| 01/08/1998 | WO1998001008A1 Anti-eavesdropping device |
| 12/29/1997 | EP0814637A2 Method for producing a diaphragm for an electroacoustic transducer |
| 12/29/1997 | EP0814449A1 Flight simulator and method for simulating flight conditions |
| 12/29/1997 | EP0781429A4 Micro personal digital assistant |
| 12/23/1997 | US5701356 Neck engageable transducer support assembly and method of using same |
| 12/23/1997 | US5701347 Audio system for a personal computer |
| 12/23/1997 | US5699558 Garment for audio stimulation of fetus |
| 12/17/1997 | EP0812492A1 Dual audio program system |
| 12/10/1997 | CN1167419A Sound equipment for vehicle |
| 12/09/1997 | US5696831 Audio reproducing apparatus corresponding to picture |
| 12/09/1997 | US5696814 Audio system for a personal computer |
| 12/09/1997 | US5696359 Portable loudspeaker/directional microphone peripheral |
| 12/03/1997 | CN2269684Y Multiple tone buzzer |
| 12/02/1997 | US5694475 Acoustically transparent earphones |
| 11/26/1997 | EP0809413A1 Audio devide for a vehicle |
| 11/25/1997 | US5692058 Dual audio program system |
| 11/25/1997 | US5692050 Method and apparatus for spatially enhancing stereo and monophonic signals |
| 11/25/1997 | US5691515 Rearward sound enhancing apparatus |
| 11/25/1997 | US5691514 For wearing on a person's head |