JPS5023215A - - Google Patents

Info

Publication number
JPS5023215A
JPS5023215A JP49063826A JP6382674A JPS5023215A JP S5023215 A JPS5023215 A JP S5023215A JP 49063826 A JP49063826 A JP 49063826A JP 6382674 A JP6382674 A JP 6382674A JP S5023215 A JPS5023215 A JP S5023215A
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP49063826A
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 as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS5023215A publication Critical patent/JPS5023215A/ja
Pending legal-status Critical Current

Links

Classifications

    • 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 
    • H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
JP49063826A 1973-06-05 1974-06-05 Pending JPS5023215A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/367,157 US3980829A (en) 1973-06-05 1973-06-05 Wide angle cylindrical wave loudspeaker extending approximately from floor to ceiling height with a lens

Publications (1)

Publication Number Publication Date
JPS5023215A true JPS5023215A (ja) 1975-03-12

Family

ID=23446126

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49063826A Pending JPS5023215A (ja) 1973-06-05 1974-06-05

Country Status (4)

Country Link
US (1) US3980829A (ja)
JP (1) JPS5023215A (ja)
DE (1) DE2427142A1 (ja)
FR (1) FR2232898B3 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5358135A (en) * 1976-11-04 1978-05-25 Tsuzuki Junichi Tunnel upset work device and tunnel upset work method
JP2020532912A (ja) * 2017-09-04 2020-11-12 アルコンズ オーディオ ビー．ヴィ．Ａｌｃｏｎｓ Ａｕｄｉｏ Ｂ．Ｖ． 波面整形装置を備えたラウドスピーカ

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1086464B (it) * 1977-09-06 1985-05-28 Selmin Sas Metodo e dispositivi per l'irradiazione omnidirezionale di onde acustiche
US4270023A (en) * 1979-05-31 1981-05-26 Beveridge Harold N Cylindrical speaker mechanism
US4267405A (en) * 1979-06-05 1981-05-12 Mcintosh Laboratory, Inc. Stereo speaker system for creating stereo images
DE3407980A1 (de) * 1983-04-20 1984-10-25 Tadashi Tokio/Tokyo Sawafuji Kristallschallerzeuger
FR2627886B1 (fr) * 1988-02-29 1994-05-13 Heil Christian Guide d'onde sonore cylindrique
PL356477A1 (en) * 1999-12-22 2004-06-28 2+2+2 Ag Method and arrangement for recording and playing back sounds
US20110222722A1 (en) * 2004-05-28 2011-09-15 Lennart Hoglund Loudspeaker with distributed driving of the membrane
SE528998C2 (sv) * 2004-05-28 2007-04-03 Lennart Hoeglund Högtalarsystem
JP2008278145A (ja) * 2007-04-27 2008-11-13 Victor Co Of Japan Ltd スピーカシステム用音波行路長補正構造
US8181736B2 (en) 2008-08-14 2012-05-22 Harman International Industries, Incorporated Phase plug and acoustic lens for direct radiating loudspeaker
US9571923B2 (en) 2015-01-19 2017-02-14 Harman International Industries, Incorporated Acoustic waveguide
EP3429224A1 (en) 2017-07-14 2019-01-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Loudspeaker
US11682378B2 (en) * 2020-12-16 2023-06-20 Signal Essence, LLC Acoustic lens for safety barriers

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2102212A (en) * 1935-09-30 1937-12-14 Rca Corp Sound reproducing apparatus
US1735860A (en) * 1927-04-01 1929-11-19 Acoustic Products Company Flexed sounding board
US1849486A (en) * 1927-04-06 1932-03-15 Rca Corp Multiple unit sound amplifier
US2143175A (en) * 1937-10-23 1939-01-10 Samuel A Waite Sound reproducing system
US2481576A (en) * 1944-07-14 1949-09-13 Hartford Nat Bank & Trust Co Device for stereophonic sound transmission in two channels
US2537141A (en) * 1945-06-15 1951-01-09 Paul W Klipsch Loud-speaker horn
US2636943A (en) * 1951-02-26 1953-04-28 Pierre H Schaeffer Spatial music projecting device
GB744167A (en) * 1952-11-19 1956-02-01 Tannoy Ltd Improvements relating to loudspeakers
US2751996A (en) * 1953-04-29 1956-06-26 Sidney E Levy Horn for loudspeakers
US2941044A (en) * 1954-04-23 1960-06-14 Rca Corp Controlled sound reproduction
GB829214A (en) * 1957-01-11 1960-03-02 Douglas Arthur Lyons Improvements in loud speaker systems
US3070669A (en) * 1957-10-21 1962-12-25 Philips Corp Stereophonic sound recording and reproduction
FR1199441A (fr) * 1958-02-26 1959-12-14 Procédé et dispositifs de restitution de l'espace sonore dans des locaux de faibles ou moyennes dimensions
US3027964A (en) * 1958-06-24 1962-04-03 Ampex Loudspeaker
GB978781A (en) * 1961-04-14 1964-12-23 Gen Electric Co Ltd Improvements in or relating to sound reproducing apparatus
US3162727A (en) * 1961-08-25 1964-12-22 Gen Electric Stereophonic reverberation system
US3179202A (en) * 1963-04-15 1965-04-20 Argos Products Company Inc Enclosure for focusing a loudspeaker sound column
US3308237A (en) * 1963-05-31 1967-03-07 Muter Company Columnar loudspeaker system
US3207257A (en) * 1964-10-14 1965-09-21 Basil L Wilson Adjustable column speaker enclosure
US3389226A (en) * 1964-12-29 1968-06-18 Gen Electric Electrostatic loudspeaker
GB1088756A (en) * 1965-02-01 1967-10-25 Decca Ltd Improvements in or relating to loudspeaker horns
US3582553A (en) * 1967-12-04 1971-06-01 Bose Corp Loudspeaker system
US3668335A (en) * 1969-06-17 1972-06-06 Harold N Beveridge Electrostatic loudspeaker

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5358135A (en) * 1976-11-04 1978-05-25 Tsuzuki Junichi Tunnel upset work device and tunnel upset work method
JPS5735360B2 (ja) * 1976-11-04 1982-07-28
JP2020532912A (ja) * 2017-09-04 2020-11-12 アルコンズ オーディオ ビー．ヴィ．Ａｌｃｏｎｓ Ａｕｄｉｏ Ｂ．Ｖ． 波面整形装置を備えたラウドスピーカ

Also Published As

Publication number Publication date
FR2232898A1 (ja) 1975-01-03
DE2427142A1 (de) 1975-01-02
FR2232898B3 (ja) 1977-04-08
US3980829A (en) 1976-09-14

Similar Documents

Publication Publication Date Title
AU476761B2 (ja)
AU474593B2 (ja)
AU474511B2 (ja)
AU474838B2 (ja)
AU471343B2 (ja)
JPS5023215A (ja)
AU476714B2 (ja)
AU476696B2 (ja)
AU472848B2 (ja)
AU466283B2 (ja)
AU477823B2 (ja)
AR195948A1 (ja)
AR193950A1 (ja)
AU471461B2 (ja)
AU476873B1 (ja)
AR195311A1 (ja)
AU477824B2 (ja)
AR196123Q (ja)
AR196212Q (ja)
CH1708874A4 (ja)
BG19402A1 (ja)
AU479562A (ja)
AU479539A (ja)
AU479522A (ja)
AU479521A (ja)