JP6918132B2 - ヒートシンクとしての無指向性音響デフレクタ - Google Patents
ヒートシンクとしての無指向性音響デフレクタ Download PDFInfo
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- JP6918132B2 JP6918132B2 JP2019553373A JP2019553373A JP6918132B2 JP 6918132 B2 JP6918132 B2 JP 6918132B2 JP 2019553373 A JP2019553373 A JP 2019553373A JP 2019553373 A JP2019553373 A JP 2019553373A JP 6918132 B2 JP6918132 B2 JP 6918132B2
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- acoustic
- reflector
- deflector
- omnidirectional
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- 239000000463 material Substances 0.000 claims description 16
- 230000001788 irregular Effects 0.000 claims description 10
- 230000005855 radiation Effects 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000001568 sexual effect Effects 0.000 claims 1
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
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- 229920000515 polycarbonate Polymers 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
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Images
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
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for 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
- H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
- H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for 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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/022—Cooling arrangements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0086—Casings, cabinets or drawers for electric apparatus portable, e.g. battery operated apparatus
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
-
- 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
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
- H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm for loudspeaker transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/028—Structural combinations of loudspeakers with built-in power amplifiers, e.g. in the same acoustic enclosure
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Description
102 外側ハウジング
104 音響アセンブリ
106 上部キャップ
108 物理的ユーザインターフェース
110 音響サブアセンブリ
112 デフレクタサブアセンブリ
114 ダウンワードファイアリング音響ドライバ
116 垂直音響エンクロージャ
118 パッシブラジエータ
120 無指向性音響デフレクタ(導電性音響デフレクタ)
122 基部
124 コンパートメント
126 電子機器
128 電池パッケージ
130 電子部品(プリント回路基板)
132 垂直脚部
134 音響反射体
136 開口部
200 突出部
202 第1の電子部品
204 熱伝導性パッド
206 プレート
208 音響空洞
210 開口部
212 音響吸収材料
214 隆起
216 コンデンサ
218 内側ボウル
220 TPU外層
222 ボス
224 テーパ状周縁部
226 嵌合テーパ状縁部
Claims (25)
- 実質的に円錐形の外側表面と、前記外側表面と反対側の内側表面と、を有する音響反射体を備え、
前記内側表面は、第1の電子部品に結合されるように構成されている領域を画定し、その結果、熱が前記第1の電子部品から前記音響反射体の前記外側表面に伝達され、
前記音響反射体が、50W/m−k以上の熱伝導率を有する材料で形成される、無指向性音響デフレクタ。 - 前記音響反射体に取り付けられて共に音響空洞を形成するプレートを更に備え、前記プレートが不規則な表面を有する、請求項1に記載の無指向性音響デフレクタ。
- 前記プレートが、共に音響シールを形成するように前記音響反射体に取り付けられる、請求項2に記載の無指向性音響デフレクタ。
- 前記不規則な表面が、第2の電子部品を収容するように配置されている、請求項2に記載の無指向性音響デフレクタ。
- 前記不規則な表面が、前記音響空洞内に延在する前記プレートの第1の側面に沿った特徴部を含む、請求項2に記載の無指向性音響デフレクタ。
- 前記特徴部が、前記音響空洞の反対側の前記プレートの第2の側面に沿って第2の電子部品の配置に適応するように配置されている隆起を含む、請求項5に記載の無指向性音響デフレクタ。
- 前記実質的に円錐形の外側表面が、音響ドライバの音響放射面に隣接して配置されるように構成されており、前記音響反射体が、前記音響ドライバの運動軸を中心とするように構成されている上面を含む切頭円錐形状を有し、前記音響反射体が、前記音響空洞内に延在する前記上面に開口部を有し、前記音響ドライバから音響エネルギーが前記音響空洞内に入ることを可能にする、請求項2に記載の無指向性音響デフレクタ。
- 前記音響反射体の前記内側表面が、前記第1の電子部品に接触するための前記領域を含む突起を画定する、請求項1に記載の無指向性音響デフレクタ。
- 音響エンクロージャと、
前記音響エンクロージャに連結された音響ドライバと、
前記音響ドライバに電力を供給するための回路であって、前記回路が第1の電子部品を含む、回路と、
前記音響ドライバの音響放射面に隣接して配置されるように構成された実質的に円錐形の外側表面と、前記外側表面の反対側の内側表面とを有する音響反射体を含む、無指向性音響デフレクタと、を備え、
前記内側表面は、前記第1の電子部品に結合されるように構成されている領域を画定し、その結果、熱が前記第1の電子部品から前記音響反射体の前記外側表面に伝達され、
前記音響反射体が、50W/m−k以上の熱伝導率を有する材料で形成される、スピーカシステム。 - 前記無指向性音響デフレクタに結合されて、間にコンパートメントを形成するように構成された基部を更に備える、請求項9に記載のスピーカシステム。
- 前記音響反射体が、前記基部を前記無指向性音響デフレクタに取り付けるための1つ又は装着ポストを画定する、請求項10に記載のスピーカシステム。
- 前記回路が、前記コンパートメント内に配置されている、請求項10に記載のスピーカシステム。
- 前記回路に電力を供給するために前記コンパートメント内に配置された電池パックを更に備える、請求項10に記載のスピーカシステム。
- 前記基部が、前記無指向性音響デフレクタとの水密シールを形成する、請求項10に記載のスピーカシステム。
- 前記無指向性音響デフレクタが、第1のテーパを有する周縁部を含み、前記基部が、前記第1のテーパと嵌合して音響シールを形成するように構成されている第2のテーパを有する周縁部を含む、請求項14に記載のスピーカシステム。
- 前記領域が、熱界面材料を介して前記第1の電子部品に結合される、請求項9に記載のスピーカシステム。
- 前記熱界面材料が、少なくとも1W/m−Kの熱伝導率を有する、請求項16に記載のスピーカシステム。
- 前記熱界面材料が、前記第1の電子部品と前記音響反射体との間で約25%〜約75%圧縮される、請求項16に記載のスピーカシステム。
- 前記音響ドライバが、強制対流冷却に寄与する前記無指向性音響デフレクタの前記外側表面に沿って交互気流を提供する、請求項9に記載のスピーカシステム。
- 前記音響エンクロージャが、前記音響ドライバによって提供される音響エネルギーによって駆動されるように構成された1対のパッシブラジエータを含み、その結果、前記パッシブラジエータは、前記音響エンクロージャの振動を最小限にするために、互いに音響的に位相をなして、かつ互いに機械的に位相を異にして駆動される、請求項9に記載のスピーカシステム。
- 前記音響反射体に取り付けられて共に音響空洞を形成するプレートを更に備え、前記プレートが不規則な表面を有する、請求項9に記載のスピーカシステム。
- 前記プレートが、共に音響シールを形成するように前記音響反射体に取り付けられる、請求項21に記載のスピーカシステム。
- 前記不規則な表面が、前記音響空洞の反対側の前記プレートの第2の側面に沿って第2の電子部品の配置に適応するように構成されている、請求項21に記載のスピーカシステム。
- 前記実質的に円錐形の外側表面が、音響ドライバの音響放射面に隣接して配置されるように構成されており、前記音響反射体が、前記音響ドライバの運動軸を中心とするように構成されている上面を含む切頭円錐形状を有し、前記音響反射体が、前記音響空洞内に延
在する前記上面に開口部を有し、前記音響ドライバから音響エネルギーが前記音響空洞内に入ることを可能にする、請求項9に記載のスピーカシステム。 - 前記音響反射体が、前記音響反射体を前記音響ドライバに結合するための脚部を含み、その結果、前記実質的に円錐形の外側表面が、前記音響ドライバの音響放射面に隣接して配置されている、請求項9に記載のスピーカシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/475,542 | 2017-03-31 | ||
US15/475,542 US10306356B2 (en) | 2017-03-31 | 2017-03-31 | Acoustic deflector as heat sink |
PCT/US2018/025477 WO2018183898A1 (en) | 2017-03-31 | 2018-03-30 | Omni-directional acoustic deflector as heat sink |
Publications (2)
Publication Number | Publication Date |
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JP2020513175A JP2020513175A (ja) | 2020-04-30 |
JP6918132B2 true JP6918132B2 (ja) | 2021-08-11 |
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Application Number | Title | Priority Date | Filing Date |
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JP2019553373A Active JP6918132B2 (ja) | 2017-03-31 | 2018-03-30 | ヒートシンクとしての無指向性音響デフレクタ |
Country Status (5)
Country | Link |
---|---|
US (2) | US10306356B2 (ja) |
EP (1) | EP3603104B1 (ja) |
JP (1) | JP6918132B2 (ja) |
CN (1) | CN110692254B (ja) |
WO (1) | WO2018183898A1 (ja) |
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US20180288525A1 (en) | 2018-10-04 |
CN110692254B (zh) | 2021-04-16 |
US10306356B2 (en) | 2019-05-28 |
CN110692254A (zh) | 2020-01-14 |
EP3603104B1 (en) | 2021-12-08 |
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