KR20040081794A - 컴팩트 서라운드 사운드 시스템 - Google Patents
컴팩트 서라운드 사운드 시스템 Download PDFInfo
- Publication number
- KR20040081794A KR20040081794A KR10-2004-7012569A KR20047012569A KR20040081794A KR 20040081794 A KR20040081794 A KR 20040081794A KR 20047012569 A KR20047012569 A KR 20047012569A KR 20040081794 A KR20040081794 A KR 20040081794A
- Authority
- KR
- South Korea
- Prior art keywords
- surround sound
- surround
- input signal
- channels
- audio
- Prior art date
Links
- 230000004044 response Effects 0.000 claims abstract description 4
- 239000011159 matrix material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000005236 sound signal Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 235000019800 disodium phosphate Nutrition 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2203/00—Details of circuits for transducers, loudspeakers or microphones covered by H04R3/00 but not provided for in any of its subgroups
- H04R2203/12—Beamforming aspects for stereophonic sound reproduction with loudspeaker arrays
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
- H04R2205/022—Plurality of transducers corresponding to a plurality of sound channels in each earpiece of headphones or in a single enclosure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
- H04R3/14—Cross-over networks
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
Description
Claims (5)
- 오디오 입력 신호에 응답하여 다수의 서라운드 사운드 채널을 생성하는 오디오 시스템에 있어서,단일 인콜로저에서 서라운드 사운드 입력신호와 상 어레이로 부분적으로 배치된 다수의 전기음향 변환기를 수용하고, 상기 서라운드 사운드 입력신호에 기초하여 서라운드 사운드를 방출하는 증폭기 시스템을 포함하며,상기 인클로저는 적어도 하나의 좌측 전기음향 변환기 및 적어도 하나의 우측 전기음향 변환기와, 상기 좌우측 변환기를 통해 방출되는 입력신호의 저주파 콘텐트를 전환시키는 필터를 포함하는 것을 특징으로 하는 오디오 시스템.
- 제1항에 있어서, 인클로저의 전방면에 장착되는 상 어레이와, 그 각각의 측면에 좌우측 변환기를 포함하는 것을 특징으로 하는 오디오 시스템.
- 제2항에 있어서, 설정의 서라운드 사운드 방출모드 사이를 설정하는 구성 시스템을 포함하며, 상기 모드는 특정채널의 서라운드 사운드를 방출하기 위하여 변환기를 작동 및 정지시키는 것을 특징으로 하는 오디오 시스템.
- 제3항에 있어서, 상기 구성 시스템은 서라운드 사운드의 좌우측 채널의 방출모드 사이를 선택하는 것을 특징으로 하는 오디오 시스템.
- 제4항에 있어서, 상기 구성 시스템은 외부 제어신호의 설정에 따라 좌우측 채널의 방출을 좌우측 변환기와, 상 어레이나 완전 상 어레이 또는 이들 조합의 변환기의 좌우측 컬럼으로 절환하는 것을 특징으로 하는 오디오 시스템.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0203895.8 | 2002-02-19 | ||
GBGB0203895.8A GB0203895D0 (en) | 2002-02-19 | 2002-02-19 | Compact surround-sound system |
PCT/GB2003/000672 WO2003071827A2 (en) | 2002-02-19 | 2003-02-17 | Compact surround-sound system |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040081794A true KR20040081794A (ko) | 2004-09-22 |
KR100944564B1 KR100944564B1 (ko) | 2010-02-25 |
Family
ID=9931362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020047012569A KR100944564B1 (ko) | 2002-02-19 | 2003-02-17 | 컴팩트 서라운드 사운드 시스템 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20050089182A1 (ko) |
EP (1) | EP1477043A2 (ko) |
JP (1) | JP2005518736A (ko) |
KR (1) | KR100944564B1 (ko) |
CN (1) | CN100484259C (ko) |
AU (1) | AU2003207322A1 (ko) |
GB (1) | GB0203895D0 (ko) |
WO (1) | WO2003071827A2 (ko) |
Cited By (1)
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US8345892B2 (en) | 2006-11-01 | 2013-01-01 | Samsung Electronics Co., Ltd. | Front surround sound reproduction system using beam forming speaker array and surround sound reproduction method thereof |
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KR100922910B1 (ko) * | 2001-03-27 | 2009-10-22 | 캠브리지 메카트로닉스 리미티드 | 사운드 필드를 생성하는 방법 및 장치 |
US6768702B2 (en) * | 2001-04-13 | 2004-07-27 | David A. Brown | Baffled ring directional transducers and arrays |
WO2003019125A1 (en) * | 2001-08-31 | 2003-03-06 | Nanyang Techonological University | Steering of directional sound beams |
US20030091203A1 (en) * | 2001-08-31 | 2003-05-15 | American Technology Corporation | Dynamic carrier system for parametric arrays |
GB0124352D0 (en) * | 2001-10-11 | 2001-11-28 | 1 Ltd | Signal processing device for acoustic transducer array |
GB0304126D0 (en) * | 2003-02-24 | 2003-03-26 | 1 Ltd | Sound beam loudspeaker system |
-
2002
- 2002-02-19 GB GBGB0203895.8A patent/GB0203895D0/en not_active Ceased
-
2003
- 2003-02-17 KR KR1020047012569A patent/KR100944564B1/ko active IP Right Grant
- 2003-02-17 WO PCT/GB2003/000672 patent/WO2003071827A2/en active Application Filing
- 2003-02-17 JP JP2003570594A patent/JP2005518736A/ja active Pending
- 2003-02-17 CN CNB038042355A patent/CN100484259C/zh not_active Expired - Lifetime
- 2003-02-17 AU AU2003207322A patent/AU2003207322A1/en not_active Abandoned
- 2003-02-17 US US10/504,194 patent/US20050089182A1/en not_active Abandoned
- 2003-02-17 EP EP03704794A patent/EP1477043A2/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8345892B2 (en) | 2006-11-01 | 2013-01-01 | Samsung Electronics Co., Ltd. | Front surround sound reproduction system using beam forming speaker array and surround sound reproduction method thereof |
Also Published As
Publication number | Publication date |
---|---|
US20050089182A1 (en) | 2005-04-28 |
AU2003207322A8 (en) | 2003-09-09 |
WO2003071827A2 (en) | 2003-08-28 |
KR100944564B1 (ko) | 2010-02-25 |
CN100484259C (zh) | 2009-04-29 |
WO2003071827A3 (en) | 2003-12-31 |
AU2003207322A1 (en) | 2003-09-09 |
EP1477043A2 (en) | 2004-11-17 |
GB0203895D0 (en) | 2002-04-03 |
CN1636420A (zh) | 2005-07-06 |
JP2005518736A (ja) | 2005-06-23 |
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