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#SOUND CONTROL DEVICE PDF#

An audio signal is supplied to a 2-channel power amplifier 34 and a sound field processor 36. A video signal among signals supplied from the source devices and selected by the preamplifier 11 is supplied to the television monitor 8. The preamplifier 11 performs functions including selection of one or more of these source devices and adjusting of tone volume of the selected source device in accordance with a command from a combined operator section 10 via wireless means 12 or a wire 13. From these source devices are supplied reproduced signals and sound field information suited to a music scene or video scene of the reproduced signal. To a preamplifier 11 are as source devices, FM/AM tuner 14, tuner 16, record player 18, CD (Compact Disc) 20, VD (video disc player 22, analog audio tape recorder 24, digital audio tape recorder 26 and video tape recorders 28 and 30.

Y10S- TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS AND DIGESTS.

Y10- TECHNICAL SUBJECTS COVERED BY FORMER USPC.

Y- GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS AND DIGESTS.

H04S7/305- Electronic adaptation of stereophonic audio signals to reverberation of the listening space.

H04S7/30- Control circuits for electronic adaptation of the sound field.

H04S7/00- Indicating arrangements Control arrangements, e.g.

H04B1/20- Circuits for coupling gramophone pick-up, recorder output, or microphone to receiver.

H04B1/00- Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00 Details of transmission systems not characterised by the medium used for transmission.

239000011159 matrix material Substances 0.000 description 1.

230000005540 biological transmission Effects 0.000 description 2.229920002239 polyacrylonitrile Polymers 0.000 description 3.230000010255 response to auditory stimulus Effects 0.000 description 4.230000001276 controlling effect Effects 0.000 claims description 2.230000000694 effects Effects 0.000 claims abstract description 15.230000005669 field effect Effects 0.000 claims abstract description 51.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to JP62016386A priority Critical patent/JPH0545960B2/ja Priority to JP62-16386 priority Application filed by Yamaha Corp filed Critical Yamaha Corp Application granted granted Critical Publication of US5027687A publication Critical patent/US5027687A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Original Assignee Yamaha Corp Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US07/418,900 Inventor Masayuki Iwamatsu Current Assignee (The listed assignees may be inaccurate.

#SOUND CONTROL DEVICE PDF#

Google Patents Sound field control deviceĭownload PDF Info Publication number US5027687A US5027687A US07/418,900 US41890089A US5027687A US 5027687 A US5027687 A US 5027687A US 41890089 A US41890089 A US 41890089A US 5027687 A US5027687 A US 5027687A Authority US United States Prior art keywords sound data control signal information Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US5027687A - Sound field control device