US4037052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound pickup assembly
Assignee: Sony Corp
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Filing: 1976-07-13
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Granted: 1977-07-19
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Expires: 1996-07-13
Abstract
Abstract A sound pickup assembly comprising a parabolic reflector in the focal point of which is mounted a pickup and wherein the reverse side of the parabolic reflector is formed as a binaural sound pickup having a pair of microphones mounted on opposite sides of the curved surface generally on a horizontal plane and including a pair of dummy external ears mounted near the pair of microphones such that the pickup can be used as a highly directive pickup utilizing the single microphone and parabolic reflector and wherein the unit can also be utilized for binaural pickup by utilizing the two antennas and dummy ears mounted on the back surface of the unit.
Inventors
- 👤 Toshitada Doi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:28
CPC Classifications
H; H04; H04R; H04R5/00; H04R5/027; H04R1/00; H04R1/20; H04R1/32; H04R1/34; H04R1/342
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
68 words
A sound pickup assembly comprising: a. a parabolic sound reflecting member having an open edge; b. means for attaching a first sound pickup microphone near the focus of said reflecting member; c. dummy external ears mounted to said reflecting member adjacent edge on the side opposite said first microphone; and d. means for supporting second and third left and right sound pickup microphones near said dummy external ears.
Claim 2
Dependent Claim
68 words
A sound pickup assembly comprising: a. a parabolic sound reflecting member having an open edge; b. means for attaching a first sound pickup microphone near the focus of said reflecting member; c. dummy external ears mounted to said reflecting member adjacent edge on the side opposite said first microphone; and d. means for supporting second and third left and right sound pickup microphones near said dummy external ears.
Claim 3
Dependent Claim
41 words
A sound pickup assembly as claimed in claim 1, in which said dummy external ears are formed of a pair left and right projections provided near said open edge of said reflecting member and are mounted on an imaginary horizontal line.
Claim 4
Dependent Claim
34 words
A sound pickup assembly as claimed in claim 1, in which said dummy external ears are formed integrally with said reflecting member and are located on an imaginary horizontal line of said reflecting member.
Claim 5
Dependent Claim
31 words
A sound pickup assembly as claimed in claim 1, in which said dummy external ears comprise sound absorbing bodies opposing said means for supporting said left and right sound pickup microphones.
Claim 6
Dependent Claim
43 words
A sound pickup assembly as claimed in claim 1, in which said parabolic reflecting member is formed with left and right side vertical faces, and said means for supporting said left and right microphones and said dummy external ears on said vertical faces.
Claim 7
Dependent Claim
32 words
A sound pickup assembly as claimed in claim 5, in which said means for supporting said left and right microphones and said dummy external ears are formed integrally with said reflecting member.
Claim 8
Dependent Claim
21 words
A sound pickup assembly as claimed in claim 6, in which said dummy external ears have sound absorbing material bonded thereto.
Claim 9
Dependent Claim
63 words
A sound pickup assembly comprising: a. a generally concave dish; b. a first microphone mounted in said concave dish; c. a pair of second and third microphones mounted near the outer edges of the back side of said concave dish and aligned horizontally; and d. a pair of dummy external ears attached to said dish adjacent said pair of second and third microphones.
Claim 10
Dependent Claim
63 words
A sound pickup assembly comprising: a. a generally concave dish; b. a first microphone mounted in said concave dish; c. a pair of second and third microphones mounted near the outer edges of the back side of said concave dish and aligned horizontally; and d. a pair of dummy external ears attached to said dish adjacent said pair of second and third microphones.
Claim 11
Dependent Claim
21 words
A sound pickup assembly according to claim 8 wherein sound reflecting material is mounted on said pair of dummy external ears.
Claim 12
Dependent Claim
30 words
A sound pickup assembly according to claim 8 wherein said pair of second and third microphones are mounted on vertical planar portions formed in said dish on opposite sides thereof.
Claim 13
Dependent Claim
24 words
A sound pickup assembly according to claim 10 wherein said dummy external ears are formed as outwardly extending members from said vertical planar portions.
Claim 14
Dependent Claim
18 words
A sound pickup assembly according to claim 11 wherein sound reflecting material attached to said outwardly extending members.
References Cited (Backward Citations)
US1299616A
Cited
US3305043A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-07-18 | 1981-01-17 | 1981-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-07-18 | 1985-01-17 | 1985-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-07-18 | 1989-01-17 | 1989-07-19 | $7700.00 | Window Closed / Lapsed |