JP2003158565A - Mount structure of speaker part in mobile phone - Google Patents
Mount structure of speaker part in mobile phoneInfo
- Publication number
- JP2003158565A JP2003158565A JP2001356149A JP2001356149A JP2003158565A JP 2003158565 A JP2003158565 A JP 2003158565A JP 2001356149 A JP2001356149 A JP 2001356149A JP 2001356149 A JP2001356149 A JP 2001356149A JP 2003158565 A JP2003158565 A JP 2003158565A
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- partition wall
- mobile phone
- section
- partition
- Prior art date
- 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.)
- Granted
Links
Landscapes
- Telephone Set Structure (AREA)
- Mobile Radio Communication Systems (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は携帯電話機に係わ
り、詳細には携帯電話機におけるスピーカ部の取付構造
に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile phone, and more particularly, to a mounting structure of a speaker section in the mobile phone.
【０００２】[0002]
【従来の技術】近年目覚しい勢いで開発されつつある携
帯電話機は、その付加機能がますます搭載されつつあ
る。この携帯電話機の筐体内部には、着信音等の音を発
生させるスピーカ部が設けられているとともに、筐体に
はスピーカ部から発生する音を外部に放出する放音孔が
設けられている。2. Description of the Related Art In recent years, mobile phones, which are being developed with remarkable speed, are increasingly equipped with additional functions. A speaker unit for generating a sound such as a ring tone is provided inside the housing of the mobile phone, and a sound emitting hole for emitting the sound generated from the speaker unit to the outside is provided in the housing. .
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、従来の
携帯電話機においては、音を発生させるスピーカ部は携
帯電話機の筐体内部に一つのみ設けられていたためにス
ピーカ部から発生する音にステレオ効果を得ることがで
きなかったり、もしくは、ツインスピーカが搭載されて
いても、それぞれのスピーカ部から発生する音どうしが
筐体内部で混ざってしまうことによって音がぼやけてし
まい、その結果、ツインスピーカによるステレオ効果を
十分に得ることができなかったりしていた。However, in the conventional mobile phone, since only one speaker unit for generating sound is provided inside the housing of the mobile phone, a stereo effect is applied to the sound generated from the speaker unit. Even if it is not possible to obtain it, or even if a twin speaker is installed, the sounds generated from the respective speaker parts are mixed in the housing and the sound is blurred. I was not able to get the full effect.
【０００４】本発明の課題は、ツインスピーカを搭載し
た場合に、それぞれのスピーカ部から発生する音を、こ
れらが筐体内部で混ざることがないように外部に放出す
ることにより、着信音等をステレオ感覚で良好に聴くこ
とが可能となる、携帯電話機におけるスピーカ部の取付
構造を提供することである。An object of the present invention is to provide a ring tone when a twin speaker is mounted by emitting the sounds generated from the respective speaker parts to the outside so that they do not mix inside the housing. It is an object of the present invention to provide a mounting structure of a speaker unit in a mobile phone, which enables good listening in a stereo sense.
【０００５】[0005]
【課題を解決するための手段】請求項１記載の発明は、
筐体内部に第１スピーカ部と第２スピーカ部とが並設し
て収容された携帯電話機におけるスピーカ部の取付構造
であって、前記筐体には、前記第１スピーカ部と前記第
２スピーカ部とを仕切る第１隔壁と第２隔壁とが、それ
ぞれ該第１スピーカ部の周方向と該第２スピーカ部の周
方向とに沿って設けられており、前記第１隔壁の内側に
前記第１スピーカ部が設けられているとともに、前記第
２隔壁の内側に前記第２スピーカ部が設けられているこ
とを特徴としている。The invention according to claim 1 is
A mounting structure of a speaker unit in a mobile phone, wherein a first speaker unit and a second speaker unit are arranged side by side inside a housing, wherein the housing has the first speaker unit and the second speaker. A first partition wall and a second partition wall that partition the part are provided along the circumferential direction of the first speaker section and the circumferential direction of the second speaker section, respectively, and the first partition wall and the second partition wall are provided inside the first partition wall. One speaker portion is provided, and the second speaker portion is provided inside the second partition wall.
【０００６】請求項２記載の発明は、請求項１記載の携
帯電話機におけるスピーカ部の取付構造において、前記
第１隔壁には、この第１隔壁の上端から突出する第１突
出部が形成されているとともに、前記第２隔壁には、こ
の第２隔壁の上端から突出する第２突出部が形成されて
いることを特徴としている。According to a second aspect of the present invention, in the speaker portion mounting structure of the mobile phone according to the first aspect, the first partition wall is formed with a first projecting portion projecting from an upper end of the first partition wall. At the same time, the second partition wall is formed with a second projecting portion projecting from the upper end of the second partition wall.
【０００７】請求項３記載の発明は、請求項１または２
記載の携帯電話機におけるスピーカ部の取付構造におい
て、前記第１隔壁には、前記第１スピーカ部の外周部に
係合して該第１スピーカ部の周方向の位置決めを行う第
１係合部が形成されているとともに、前記第２隔壁に
は、前記第２スピーカ部の外周部に係合して該第２スピ
ーカ部の周方向の位置決めを行う第２係合部が形成され
ていることを特徴としている。The invention according to claim 3 is the invention according to claim 1 or 2.
In the mounting structure of the speaker section in the mobile phone described above, the first partition wall includes a first engaging section that engages with an outer peripheral section of the first speaker section and positions the first speaker section in a circumferential direction. The second partition wall is formed with a second engaging portion that engages with the outer peripheral portion of the second speaker portion to position the second speaker portion in the circumferential direction. It has a feature.
【０００８】請求項４記載の発明は、請求項３記載の携
帯電話機におけるスピーカ部の取付構造において、前記
第１隔壁の中央部から前記第１係合部に至る方向と、前
記第２隔壁の中央部から前記第２係合部に至る方向と、
が平行かつ同じ向きであることを特徴としている。According to a fourth aspect of the present invention, in the speaker portion mounting structure of the mobile phone according to the third aspect, the direction from the central portion of the first partition wall to the first engaging portion and the second partition wall are defined. A direction from the central portion to the second engaging portion,
Are parallel and have the same orientation.
【０００９】請求項５記載の発明は、請求項１〜４のい
ずれかに記載の携帯電話機におけるスピーカ部の取付構
造において、前記筐体には、この筐体と別体のスピーカ
ホルダが取り付けられており、このスピーカホルダが、
前記第１隔壁と前記第２隔壁とを備えていることを特徴
としている。According to a fifth aspect of the present invention, in the speaker portion mounting structure for a mobile phone according to any one of the first to fourth aspects, a speaker holder that is separate from the casing is attached to the casing. This speaker holder
It is characterized by including the first partition and the second partition.
【００１０】[0010]
【発明の実施の形態】以下、図１〜図６を参照して、本
発明に係る携帯電話機の実施の形態について詳細に説明
する。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of a mobile phone according to the present invention will be described in detail below with reference to FIGS.
【００１１】図１において符号１は、本発明に係る携帯
電話機である。本発明に係る携帯電話機１は、図１、図
２に示すように、前面側に操作部２を備える本体１ａと
前面側に表示部３を備える蓋体１ｂとが、それぞれの前
面側が合わさるようにヒンジ部４を介して折り畳み可能
に構成されている。なお、操作部２や表示部３について
は、周知技術と同様であるので説明を省略する。なお、
図１、図２において、符号５は電波を受信するアンテナ
であり、必要時に上方に伸張可能に本体１ａに収納され
ている。また、符号６はカメラのレンズであり、これを
被写体に向けてデジタル写真を撮影することができる。In FIG. 1, reference numeral 1 is a mobile phone according to the present invention. As shown in FIG. 1 and FIG. 2, the mobile phone 1 according to the present invention has a main body 1a having an operation unit 2 on the front side and a lid 1b having a display unit 3 on the front side, and the front sides of the main body 1a and the main body 1a are aligned with each other. It is configured to be foldable via the hinge portion 4. Note that the operation unit 2 and the display unit 3 are the same as those in the well-known technology, and thus the description thereof is omitted. In addition,
In FIGS. 1 and 2, reference numeral 5 is an antenna that receives radio waves, and is housed in the main body 1a so as to be able to extend upward when necessary. Further, reference numeral 6 is a lens of the camera, and the lens can be aimed at a subject to take a digital photograph.
【００１２】蓋体１ｂには、並設されるようにして、第
１スピーカ部７ａと第２スピーカ部７ｂとが設けられて
いる。また、蓋体１ｂの両側部には、第１スピーカ部７
ａから発生する音を外部へ放出するための第１放音孔８
ａと、第２スピーカ部６ｂから発生する音を外部へ放出
するための第２放音孔８ｂと、が水平面に対して所定角
度傾斜するようにして設けられている。さらに、蓋体１
ｂの背面部には、着信時等に光が放出される、第１放光
孔９ａと第２放光孔９ｂとが設けられている。The lid 1b is provided with a first speaker portion 7a and a second speaker portion 7b arranged side by side. Further, the first speaker portion 7 is provided on both sides of the lid 1b.
The first sound emission hole 8 for emitting the sound generated from a to the outside
a and a second sound output hole 8b for discharging the sound generated from the second speaker portion 6b to the outside are provided so as to be inclined at a predetermined angle with respect to the horizontal plane. Furthermore, the lid 1
The back surface of b is provided with a first light emitting hole 9a and a second light emitting hole 9b through which light is emitted when a call arrives.
【００１３】蓋体１ｂは、前面蓋体と、図３（ａ）に示
す背面蓋体１ｂ１とが合わさるようにして形成され、背
面蓋体１ｂ１には、スピーカホルダ１０が両面テープに
よって取り付けられている。スピーカホルダ１０は、円
形状の第１隔壁１０ａと第２隔壁１０ｂ、さらに、この
第１隔壁１０ａと第２隔壁１０ｂとに接続する第１光ガ
イド１０ｃと第２光ガイド１０ｄとによって概略構成さ
れ、全体が乳白色となっている。第１隔壁９ａの内側と
第２隔壁９ｂの内側とには、第１スピーカ部７ａと第２
スピーカ部７ｂとが設けられる。The lid 1b is formed such that the front lid and the back lid 1b1 shown in FIG. 3A are combined, and the speaker holder 10 is attached to the back lid 1b1 by double-sided tape. There is. The speaker holder 10 is roughly configured by a circular first partition 10a and a second partition 10b, and a first light guide 10c and a second light guide 10d connected to the first partition 10a and the second partition 10b. , The whole is milky white. The first speaker section 7a and the second speaker section 7a are provided inside the first partition wall 9a and the second partition wall 9b, respectively.
A speaker unit 7b is provided.
【００１４】スピーカホルダ１０には、図４、図５
（ａ）、図５（ｂ）に示すように、側部に切り欠き１０
ｅが形成されているとともに、中央部に孔１０ｆが形成
されている。そして、切り欠き１０ｅや孔１０ｆと、背
面蓋体１ｂ１に形成された図示しない突起とが係合する
ことによって、スピーカホルダ１０の背面蓋体１ｂ１に
対する位置が確定するようになっている。The speaker holder 10 has a structure shown in FIGS.
As shown in (a) and FIG. 5 (b), a notch 10 is formed on the side.
e is formed, and a hole 10f is formed in the central portion. Then, the notch 10e and the hole 10f are engaged with the protrusion (not shown) formed on the back surface lid 1b1 so that the position of the speaker holder 10 with respect to the back surface lid 1b1 is determined.
【００１５】また、スピーカホルダ１０には、第１スピ
ーカ部７ａと第２スピーカ部７ｂとを仕切る第１隔壁１
０ａと第２隔壁１０ｂとが、それぞれ第１スピーカ部７
ａの周方向と第２スピーカ部７ｂの周方向とに沿って円
形状に形成されており、この円形状の第１隔壁１０ａと
第２隔壁１０ｂとは部分的に外接している。The speaker holder 10 has a first partition wall 1 for partitioning the first speaker portion 7a and the second speaker portion 7b.
0a and the second partition wall 10b respectively correspond to the first speaker unit 7
It is formed in a circular shape along the circumferential direction of a and the circumferential direction of the second speaker portion 7b, and the circular first partition wall 10a and the second partition wall 10b are partially in contact with each other.
【００１６】円形状の第１隔壁１０ａには、この第１隔
壁１０ａの上端から突出する第１突出部１０ａ１が、中
央部を挟んで互いに対向する２ヶ所に形成されていると
ともに、円形状の第２隔壁１０ｂには、この第２隔壁１
０ｂの上端から突出する第２突出部１０ｂ１が、中央部
を挟んで互いに対向する２ヶ所に形成されている。さら
に、第１突出部１０ａ１と第２突出部１０ｂ１の外側に
は、第１爪１０ａ２と第２爪１０ｂ２が形成されてい
る。On the circular first partition 10a, first projecting portions 10a1 projecting from the upper end of the first partition 10a are formed at two locations facing each other with the central portion sandwiched therebetween. This second partition wall 1 is provided on the second partition wall 10b.
Second projecting portions 10b1 projecting from the upper end of 0b are formed at two locations facing each other with the central portion sandwiched therebetween. Further, a first claw 10a2 and a second claw 10b2 are formed outside the first protrusion 10a1 and the second protrusion 10b1.
【００１７】また、円形状の第１隔壁１０ａと第２隔壁
１０ｂとには、それぞれ第１切り欠き１０ａ３と第２切
り欠き１０ｂ３とが形成されており、これら第１切り欠
き１０ａ３と第２切り欠き１０ｂ３とは、第１隔壁１０
ａの中央部から第１切り欠き１０ａ３に至る方向と、第
２隔壁１０ｂの中央部から第２切り欠き１０ｂ３に至る
方向と、が平行かつ同じ向きとなるようにして形成され
ている。Further, a first notch 10a3 and a second notch 10b3 are formed in the circular first partition 10a and second partition 10b, respectively. The first notch 10a3 and the second notch 10a3 are formed respectively. The notch 10b3 means the first partition wall 10
The direction from the central portion of a to the first cutout 10a3 and the direction from the central portion of the second partition wall 10b to the second cutout 10b3 are parallel and the same direction.
【００１８】なお、第１スピーカ部７ａと第２スピーカ
部７ｂとは、図６に示すように円盤状であり、外周部に
は、第１隔壁１０ａに形成された第１切り欠き１０ａ３
と第２隔壁１０ｂに形成された第２切り欠き１０ｂ３と
に係合する突起７ａ１、７ｂ１が形成されている。ま
た、第１スピーカ部７ａや第２スピーカ部７ｂの内部側
には、蓋体１ｂ内部に設けられるプリント基盤１１に形
成された電気回路に当接する、板ばね状の電極（７ａ
２、７ａ２）、（７ｂ２、７ｂ２）が設けられている。The first speaker portion 7a and the second speaker portion 7b are disc-shaped as shown in FIG. 6, and the first notch 10a3 formed in the first partition wall 10a is provided on the outer peripheral portion.
And projections 7a1 and 7b1 that engage with the second notch 10b3 formed in the second partition wall 10b. In addition, on the inner side of the first speaker portion 7a and the second speaker portion 7b, a leaf spring-shaped electrode (7a) that comes into contact with an electric circuit formed on the printed board 11 provided inside the lid 1b.
2, 7a2) and (7b2, 7b2) are provided.
【００１９】なお、第１光ガイド１０ｃと第２光ガイド
１０ｄとは、プリント基盤１１に設けられる発光ダイオ
ードの光を、第１放光孔９ａと第２放光孔９ｂとに伝達
して、第１放光孔９ａと第２放光孔９ｂとから外部に確
実に放光させるために、これら第１方光孔９ａと第２放
光孔９ｂとの形状に合わせて形成されている。また、図
５（ｂ）に示すように、第１光ガイド１０ｃの第１隔壁
１０ａとの接続部と第２光ガイド１０の第２隔壁１０ｂ
との接続部１０ｃ１（１０ｄ１）においては、背面蓋体
１ｂ側が丸みを帯びるように形成されている。この丸み
によって、発光ダイオードの光を、第１光ガイド１０ｃ
が延設されない第１スピーカ部７ａ近傍に位置する第１
放光孔９ａ１と、第２光ガイド１０ｄが延設されない第
２スピーカ部７ｂ近傍に位置する第２放光孔９ｂ１と、
からも確実に放光させることができる。The first light guide 10c and the second light guide 10d transmit the light of the light emitting diode provided on the printed board 11 to the first light emitting hole 9a and the second light emitting hole 9b. In order to surely emit light from the first light emitting hole 9a and the second light emitting hole 9b to the outside, they are formed in conformity with the shapes of the first light emitting hole 9a and the second light emitting hole 9b. Further, as shown in FIG. 5B, the connecting portion of the first light guide 10c with the first partition 10a and the second partition 10b of the second light guide 10 are connected.
In the connecting portion 10c1 (10d1) to and, the rear cover 1b side is formed to be rounded. This roundness allows the light of the light emitting diode to pass through the first light guide 10c.
Located near the first speaker portion 7a where no
A light emitting hole 9a1 and a second light emitting hole 9b1 located near the second speaker portion 7b where the second light guide 10d is not extended;
The light can also be emitted reliably.
【００２０】蓋体１ｂ内部に第１スピーカ部７ａと第２
スピーカ部７ｂとを設ける場合には、以下のようにして
行う。先ず、スピーカホルダ１０の裏面全周に両面テー
プを貼り付け、スピーカホルダ１０を背面蓋体１ｂ１に
取り付ける。次に、スピーカホルダ１０の第１隔壁１０
ａの内側と第２隔壁１０ｂの内側とに、それぞれ第１ス
ピーカ部７ａと第２スピーカ部７ｂとを収容する。この
際、第１スピーカ部７ａと第２スピーカ部７ｂとに設け
られている突起７ａ１、７ｂ１とが、それぞれ、第１隔
壁１０ａに形成された第１切り欠き１０ａ３と第２隔壁
１０ｂに形成された第２切り欠き１０ｂ３とに係合する
ようにする。次に、第１スピーカ部７ａと第２スピーカ
部７ｂの背面側から、これら第１スピーカ部７ａと第２
スピーカ部７ｂとをスピーカホルダ１０に押え付けるた
めの、図示しないコ字状の押え部材を、その両端部が、
第１隔壁に形成された第１爪と第２隔壁に形成された第
２爪とに係合するようにして設ける。The first speaker portion 7a and the second speaker portion 7a are provided inside the lid 1b.
When the speaker section 7b is provided, it is performed as follows. First, a double-sided tape is attached to the entire circumference of the back surface of the speaker holder 10, and the speaker holder 10 is attached to the back lid 1b1. Next, the first partition 10 of the speaker holder 10
The first speaker portion 7a and the second speaker portion 7b are housed inside a and the inside of the second partition wall 10b, respectively. At this time, the protrusions 7a1 and 7b1 provided on the first speaker portion 7a and the second speaker portion 7b are formed on the first notch 10a3 and the second partition 10b formed on the first partition 10a, respectively. It engages with the second notch 10b3. Next, from the back side of the first speaker section 7a and the second speaker section 7b, the first speaker section 7a and the second speaker section
A U-shaped pressing member (not shown) for pressing the speaker portion 7b and the speaker holder 10 to each other is provided.
It is provided so as to engage with the first claw formed on the first partition and the second claw formed on the second partition.
【００２１】その後、第１スピーカ部７ａと第２スピー
カ部７ｂとの背面側にプリント基盤１１を取り付ける。
この際、プリント基盤１１は、第１隔壁１０ａに形成さ
れた第１突出部１０ａ１と第２隔壁１０ｂに形成された
第２突出部１０ｂ１とに当接し、かつ、第１スピーカ部
７ａと第２スピーカ部７ｂとに設けられた板ばね状の電
極（７ａ２、７ａ２）、（７ｂ２、７ｂ２）を押圧する
ようにして設けられる。この結果、プリント基盤１１と
第１スピーカ部７ａや第２スピーカ部７ｂとの間には、
図５（ｃ）に示すような隙間１２が形成される。これに
より、第１スピーカ部７ａや第２スピーカ部７ｂ周辺部
の通気性が確保され、第１スピーカ部７ａや第２スピー
カ部７ｂの振動板が振動しやすくなる。After that, the print substrate 11 is attached to the back side of the first speaker section 7a and the second speaker section 7b.
At this time, the printed board 11 contacts the first protrusion 10a1 formed on the first partition 10a and the second protrusion 10b1 formed on the second partition 10b, and the first speaker 7a and the second speaker 7a. The leaf spring electrodes (7a2, 7a2) and (7b2, 7b2) provided on the speaker portion 7b are provided so as to be pressed. As a result, between the print substrate 11 and the first speaker unit 7a or the second speaker unit 7b,
A gap 12 as shown in FIG. 5C is formed. Thereby, the air permeability of the peripheral portion of the first speaker portion 7a and the second speaker portion 7b is ensured, and the diaphragms of the first speaker portion 7a and the second speaker portion 7b easily vibrate.
【００２２】第１スピーカ部７ａと第２スピーカ部７ｂ
とを蓋体１ｂに取り付けた状態を切断面で見ると、図３
（ｂ）のようになる。このように配設された第１スピー
カ部７ａと第２スピーカ部７ｂとから、背面蓋体１ｂ１
方向に発生した音は、第１放音孔８ａと第２放音孔８ｂ
とから外部に放出されて放射状に拡散する。この際、第
１隔壁１０ａ１と第２隔壁１０ｂ１とによって、第１ス
ピーカ部７ａから発生する音と第２スピーカ部７ｂから
発生する音とが、蓋体１ｂ内部に漏れて互いに混ざるこ
とが防止される。これにより、ツインスピーカによるス
テレオ効果を良好に得ることができる。First speaker section 7a and second speaker section 7b
When the state where and are attached to the lid 1b is seen from the cut surface, FIG.
It becomes like (b). From the first speaker unit 7a and the second speaker unit 7b arranged in this way, the rear cover 1b1
The sound generated in the direction is the first sound output hole 8a and the second sound output hole 8b.
It is released from the outside and diffuses radially. At this time, the first partition wall 10a1 and the second partition wall 10b1 prevent the sound generated from the first speaker portion 7a and the sound generated from the second speaker portion 7b from leaking into the lid 1b and being mixed with each other. It As a result, the stereo effect of the twin speakers can be satisfactorily obtained.
【００２３】本実施の形態によれば、以下のような効果
を得ることが可能である。According to this embodiment, the following effects can be obtained.
【００２４】背面蓋体１ｂ１には、第１スピーカ部７
ａと第２スピーカ部７ｂとを仕切る第１隔壁１０ａと第
２隔壁１０ｂとが、それぞれ該第１スピーカ部７ａの周
方向と該第２スピーカ部７ｂの周方向とに沿って設けら
れている。そして、第１隔壁１０ａの内側に第１スピー
カ部７ａが設けられているとともに、第２隔壁１０ｂの
内側に第２スピーカ部７ｂが設けられている。これによ
り、第１スピーカ部７ａから発生する音と第２スピーカ
部７ｂから発生する音とが、蓋体１ｂ内部に漏れて互い
に混ざることが防止される。そして、第１スピーカ部７
ａから発生した音と第２スピーカ部７ｂから発生した音
とは、蓋体１ｂの両側部に形成された第１放音孔８ａと
第２放音孔８ｂとから放出される。したがって、ツイン
スピーカによるステレオ効果を良好に得て、臨場感のあ
る音を聴くことが可能となる。The rear cover 1b1 has a first speaker portion 7
A first partition wall 10a and a second partition wall 10b that partition a from the second speaker portion 7b are provided along the circumferential direction of the first speaker portion 7a and the circumferential direction of the second speaker portion 7b, respectively. . The first speaker portion 7a is provided inside the first partition 10a, and the second speaker portion 7b is provided inside the second partition 10b. This prevents the sound generated from the first speaker section 7a and the sound generated from the second speaker section 7b from leaking into the lid 1b and being mixed with each other. Then, the first speaker unit 7
The sound generated from a and the sound generated from the second speaker portion 7b are emitted from the first sound emitting hole 8a and the second sound emitting hole 8b formed on both sides of the lid 1b. Therefore, it is possible to satisfactorily obtain the stereo effect of the twin speakers and listen to the sound with a sense of reality.
【００２５】第１隔壁１０ａには、この第１隔壁１０
ａの上端から突出する第１突出部１０ａ１が形成されて
いるとともに、第２隔壁１０ｂには、この第２隔壁１０
ｂの上端から突出する第２突出部１０ｂ１が形成されて
いる。これにより、蓋体１ｂ内部に設けられるプリント
基盤１１と第１スピーカ部７ａや第２スピーカ部７ｂと
の間には隙間１２が形成される。この隙間１２によっ
て、第１スピーカ部７ａと第２スピーカ部７ｂの振動板
が振動しやすくなるとともに、第１スピーカ部７ａと第
２スピーカ部７ｂとから音が発生した場合には、隙間１
２がバックキャビティとして作用する。したがって、第
１スピーカ部７ａと第２スピーカ部７ｂとから発生する
音の低音領域を強化させながら、さらに臨場感のある音
を聴くことが可能となる。The first partition wall 10a includes the first partition wall 10a.
The first partition portion 10a1 projecting from the upper end of a is formed, and the second partition wall 10b has the second partition wall 10a1.
A second protruding portion 10b1 protruding from the upper end of b is formed. As a result, a gap 12 is formed between the print substrate 11 provided inside the lid 1b and the first speaker portion 7a or the second speaker portion 7b. The gap 12 facilitates vibration of the diaphragms of the first speaker unit 7a and the second speaker unit 7b, and when a sound is generated from the first speaker unit 7a and the second speaker unit 7b, the gap 1 is generated.
2 acts as a back cavity. Therefore, it becomes possible to listen to a more realistic sound while enhancing the bass region of the sound generated from the first speaker unit 7a and the second speaker unit 7b.
【００２６】第１隔壁１０ａには、第１スピーカ部７
ａの外周部に形成された突起７ａ１に係合する第１切り
欠き１０ａ２が形成されているとともに、第２隔壁１０
ｂには、第２スピーカ部７ｂの外周部に形成された突起
７ｂ１に係合する第２切り欠き１０ｂ２が形成されてい
る。そして、第１スピーカ部７ａと第２スピーカ部７ｂ
とをスピーカホルダ１０に取り付ける際には、第１切り
欠き１０ａ２や第２切り欠き１０ｂ２と突起７ａ１、７
ｂ１とを係合させることにより容易に位置決めが行われ
るため、生産性が向上する。The first speaker section 7 is provided on the first partition wall 10a.
The first notch 10a2 that engages with the projection 7a1 formed on the outer peripheral portion of a is formed, and the second partition wall 10 is formed.
A second notch 10b2 that engages with the protrusion 7b1 formed on the outer peripheral portion of the second speaker portion 7b is formed in b. Then, the first speaker unit 7a and the second speaker unit 7b
When attaching and to the speaker holder 10, the first notch 10a2 and the second notch 10b2 and the protrusions 7a1, 7
Since the positioning is easily performed by engaging with b1, productivity is improved.
【００２７】さらに、これらの第１切り欠き１０ａ２と
第２切り欠き１０ｂ２とは、第１隔壁１０ａの中央部か
ら第１切り欠き１０ａ２に至る方向と、第２隔壁１０ｂ
の中央部から第２切り欠き１０ｂ２に至る方向と、が平
行かつ同じ向きとなるようにして形成されている。この
ため、第１隔壁１０ａの内側と第２隔壁１０ｂの内側と
にそれぞれ設けられる第１スピーカ部７ａと第２スピー
カ部７ｂとを同一とすることができるため、生産コスト
を低減するともに取付け作業時におけるミスを低減する
ことができる。Furthermore, the first notch 10a2 and the second notch 10b2 are the direction from the center of the first partition 10a to the first notch 10a2 and the second partition 10b.
Is formed so as to be parallel and in the same direction as the direction from the central portion to the second cutout 10b2. Therefore, the first speaker portion 7a and the second speaker portion 7b, which are provided inside the first partition wall 10a and inside the second partition wall 10b, respectively, can be made the same, so that the production cost is reduced and the mounting work is performed. Time mistakes can be reduced.
【００２８】スピーカホルダ１０は背面蓋体１ｂ１と
別体となっており、スピーカホルダ１０を、本実施の形
態のように、乳白色の第１光ガイド１０ｃ、第２光ガイ
ド１０ｄと一体に、かつ、乳白色に構成しておくこと
で、このスピーカホルダ１０は第１光ガイド１０ｃ、第
２光ガイド１０ｄの作用を助成する。すなわち、着信等
を報知する光等を、第１放光孔９ａと第２放光孔９ｂと
から、より良好に放出することができる。The speaker holder 10 is separate from the back cover 1b1, and the speaker holder 10 is integrally formed with the milky white first light guide 10c and the second light guide 10d as in the present embodiment. The speaker holder 10 assists the functions of the first light guide 10c and the second light guide 10d by being made milky white. That is, it is possible to satisfactorily emit light or the like for notifying an incoming call or the like from the first light emitting hole 9a and the second light emitting hole 9b.
【００２９】なお、本実施の形態は、種々の設計変更が
可能である。例えば、本実施の形態においては、図３
（ａ）等に示すように、背面蓋体１ｂ１に、この背面蓋
体１ｂ１と別体のスピーカホルダ１０が取り付けられて
おり、このスピーカホルダ１０が、第１隔壁１０ａと第
２隔壁１０ｂとを備えている。しかし例えば、第１隔壁
１０ａや第２隔壁１０ｂ等が背面蓋体１ｂ１に一体に形
成されていてもよい。この場合においても、前記した本
実施の形態における〜と同様の効果を得ることがで
きることは勿論である。In this embodiment, various design changes can be made. For example, in the present embodiment, FIG.
As shown in (a) and the like, a speaker holder 10 that is a separate body from the rear cover 1b1 is attached to the rear cover 1b1, and the speaker holder 10 includes a first partition 10a and a second partition 10b. I have it. However, for example, the first partition wall 10a, the second partition wall 10b, and the like may be integrally formed with the back surface lid 1b1. In this case as well, it is of course possible to obtain the same effects as those in the above-described embodiments.
【００３０】[0030]
【発明の効果】以上、本発明によれば、前記筐体には、
前記第１スピーカ部と前記第２スピーカ部とを仕切る第
１隔壁と第２隔壁とが、それぞれ該第１スピーカ部の周
方向と該第２スピーカ部の周方向とに沿って設けられて
いる。そして、前記第１隔壁の内側に前記第１スピーカ
部が設けられているとともに、前記第２隔壁の内側に前
記第２スピーカ部が設けられている。これにより、前記
第１スピーカ部から発生する音と前記第２スピーカ部か
ら発生する音とが、前記筐体内部に漏れて互いに混ざる
ことが防止される。したがって、ツインスピーカによる
ステレオ効果を良好に得て、臨場感のある音を聴くこと
が可能となる。As described above, according to the present invention,
A first partition wall and a second partition wall that partition the first speaker section and the second speaker section are provided along the circumferential direction of the first speaker section and the circumferential direction of the second speaker section, respectively. . The first speaker section is provided inside the first partition, and the second speaker section is provided inside the second partition. This prevents the sound generated from the first speaker section and the sound generated from the second speaker section from leaking into the housing and being mixed with each other. Therefore, it is possible to satisfactorily obtain the stereo effect of the twin speakers and listen to the sound with a sense of reality.
【００３１】[0031]
【図１】開かれた状態の、本発明に係る携帯電話機を示
す、（ａ）は正面図、（ｂ）は側面図である。FIG. 1 is a front view and (b) is a side view showing a mobile phone according to the present invention in an opened state.
【図２】折り畳まれた状態の、本発明に係る携帯電話機
を示す、（ａ）は正面図、（ｂ）は側面図である。2A and 2B show a mobile phone according to the present invention in a folded state, FIG. 2A is a front view, and FIG. 2B is a side view.
【図３】本発明に係る携帯電話機において、（ａ）は蓋
体に取り付けられているスピーカホルダを示す図であ
り、（ｂ）は蓋体内部に収容された第１スピーカ部と第
２スピーカ部とを示す図である。FIG. 3A is a diagram showing a speaker holder attached to a lid of the mobile phone according to the present invention, and FIG. 3B is a first speaker unit and a second speaker housed inside the lid. FIG.
【図４】本発明に係る携帯電話機のスピーカホルダを示
す図である。FIG. 4 is a diagram showing a speaker holder of a mobile phone according to the present invention.
【図５】本発明に係る携帯電話機のスピーカホルダの、
（ａ）は平面図、（ｂ）は側面図、（ｃ）はプリント基
盤を含む断面図である。FIG. 5 shows a speaker holder of a mobile phone according to the present invention,
(A) is a plan view, (b) is a side view, and (c) is a cross-sectional view including a print substrate.
【図６】本発明に係る携帯電話機における第１スピーカ
部と第２スピーカ部の、（ａ）は平面図、（ｂ）はスピ
ーカホルダを含む断面図である。FIG. 6 is a plan view of a first speaker section and a second speaker section of a mobile phone according to the present invention, and FIG. 6B is a sectional view including a speaker holder.
１ 携帯電話機 １ａ 本体 １ｂ 蓋体 １ｂ１ 背面蓋体 ２ 操作部 ３ 表示部 ４ ヒンジ部 ７ａ 第１スピーカ部 ７ｂ 第２スピーカ部 ８ａ 第１放音孔 ８ｂ 第２放音孔 １０ スピーカホルダ １０ａ 第１隔壁 １０ａ１ 第１突出部 １０ａ３ 第１切り欠き １０ｂ 第２隔壁 １０ｂ１ 第２突出部 １０ｂ３ 第２切り欠き １２ 隙間 1 mobile phone 1a body 1b lid 1b1 back lid 2 operation part 3 Display 4 Hinge part 7a First speaker unit 7b Second speaker section 8a First sound output hole 8b Second sound output hole 10 speaker holder 10a First partition 10a1 first protrusion 10a3 first notch 10b Second partition 10b1 second protrusion 10b3 second notch 12 gaps
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ テーマコート゛(参考） Ｈ０４Ｒ 5/02 Ｈ０４Ｂ 7/26 Ｖ Ｆターム(参考） 5D017 AG14 5D018 AF16 AF22 5K023 AA07 BB06 EE07 5K067 AA21 BB04 BB21 EE02 FF25 KK17 ─────────────────────────────────────────────────── ─── Continuation of front page (51) Int.Cl. 7 Identification code FI theme code (reference) H04R 5/02 H04B 7/26 VF term (reference) 5D017 AG14 5D018 AF16 AF22 5K023 AA07 BB06 EE07 5K067 AA21 BB04 BB04 BB21 EE02 FF25 KK17
Claims (5)
部とが並設して収容された携帯電話機におけるスピーカ
部の取付構造であって、 前記筐体には、前記第１スピーカ部と前記第２スピーカ
部とを仕切る第１隔壁と第２隔壁とが、それぞれ該第１
スピーカ部の周方向と該第２スピーカ部の周方向とに沿
って設けられており、 前記第１隔壁の内側に前記第１スピーカ部が設けられて
いるとともに、前記第２隔壁の内側に前記第２スピーカ
部が設けられていることを特徴とする携帯電話機におけ
るスピーカ部の取付構造。1. A mounting structure of a speaker section in a mobile phone, wherein a first speaker section and a second speaker section are arranged side by side inside a housing, and the housing is provided with the first speaker section. A first partition wall and a second partition wall for partitioning the second speaker part from the first partition wall, respectively.
The first speaker unit is provided along the circumferential direction of the speaker unit and the circumferential direction of the second speaker unit, the first speaker unit is provided inside the first partition wall, and the first speaker unit is provided inside the second partition wall. A structure for mounting a speaker section in a mobile phone, wherein a second speaker section is provided.
カ部の取付構造において、 前記第１隔壁には、この第１隔壁の上端から突出する第
１突出部が形成されているとともに、 前記第２隔壁には、この第２隔壁の上端から突出する第
２突出部が形成されていることを特徴とする携帯電話機
におけるスピーカ部の取付構造。2. The mounting structure for a speaker section in a mobile phone according to claim 1, wherein the first partition wall is formed with a first projecting section projecting from an upper end of the first partition wall, and the second partition wall is formed. A mounting structure for a speaker section in a mobile phone, wherein the partition wall is formed with a second projecting portion projecting from the upper end of the second partition wall.
るスピーカ部の取付構造において、 前記第１隔壁には、前記第１スピーカ部の外周部に係合
して該第１スピーカ部の周方向の位置決めを行う第１係
合部が形成されているとともに、 前記第２隔壁には、前記第２スピーカ部の外周部に係合
して該第２スピーカ部の周方向の位置決めを行う第２係
合部が形成されていることを特徴とする携帯電話機にお
けるスピーカ部の取付構造。3. The mounting structure for a speaker portion of a mobile phone according to claim 1, wherein the first partition wall is engaged with an outer peripheral portion of the first speaker portion in a circumferential direction of the first speaker portion. And a second engaging portion that engages with the outer peripheral portion of the second speaker portion to position the second speaker portion in the circumferential direction. An attachment structure for a speaker section in a mobile phone, wherein an engaging section is formed.
カ部の取付構造において、 前記第１隔壁の中央部から前記第１係合部に至る方向
と、前記第２隔壁の中央部から前記第２係合部に至る方
向と、が平行かつ同じ向きであることを特徴とする携帯
電話機におけるスピーカ部の取付構造。4. The mounting structure for a speaker portion of a mobile phone according to claim 3, wherein a direction from a central portion of the first partition wall to the first engaging portion, and a second portion from a central portion of the second partition wall. A speaker part mounting structure in a mobile phone, wherein the direction to the engaging part is parallel and the same direction.
機におけるスピーカ部の取付構造において、 前記筐体には、この筐体と別体のスピーカホルダが取り
付けられており、 このスピーカホルダが、前記第１隔壁と前記第２隔壁と
を備えていることを特徴とする携帯電話機におけるスピ
ーカ部の取付構造。5. The speaker unit mounting structure for a mobile phone according to claim 1, wherein a speaker holder separate from the housing is attached to the housing. Is provided with the first partition wall and the second partition wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001356149A JP4112848B2 (en) | 2001-11-21 | 2001-11-21 | Speaker mounting structure for mobile phones |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001356149A JP4112848B2 (en) | 2001-11-21 | 2001-11-21 | Speaker mounting structure for mobile phones |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003158565A true JP2003158565A (en) | 2003-05-30 |
| JP4112848B2 JP4112848B2 (en) | 2008-07-02 |
Family
ID=19167726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001356149A Expired - Lifetime JP4112848B2 (en) | 2001-11-21 | 2001-11-21 | Speaker mounting structure for mobile phones |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4112848B2 (en) |
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| JP2006211350A (en) * | 2005-01-28 | 2006-08-10 | Kyocera Corp | Electronic apparatus |
| EP1699263A1 (en) * | 2003-12-24 | 2006-09-06 | Mitsubishi Denki Kabushiki Kaisha | Acoustic signal reproducing method |
| GB2425677A (en) * | 2005-04-26 | 2006-11-01 | Samsung Electro Mech | Actuator module of a wireless communication terminal |
| GB2428531A (en) * | 2005-07-19 | 2007-01-31 | Sonaptic Ltd | Loudspeaker mounting and enclosure arrangements |
| WO2007083442A1 (en) * | 2006-01-20 | 2007-07-26 | Nec Corporation | Mobile terminal and speaker |
| WO2008015901A1 (en) * | 2006-08-03 | 2008-02-07 | Nec Corporation | Portable terminal device and housing for portable terminal device |
| US7933637B2 (en) | 2003-07-18 | 2011-04-26 | Sony Ericsson Mobile Communications Ab | Speaker assemblies and mobile terminals including the same |
| US7957545B2 (en) | 2005-07-28 | 2011-06-07 | Samsung Electronics Co., Ltd. | Stereo speaker system having acoustic filter for improving low frequency characteristic |
| JP2012100049A (en) * | 2010-11-01 | 2012-05-24 | Nec Casio Mobile Communications Ltd | Electronic apparatus and electro-acoustic transducer |
| WO2015076407A1 (en) * | 2013-11-25 | 2015-05-28 | 京セラ株式会社 | Handheld terminal |
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| JP2021111948A (en) * | 2020-01-03 | 2021-08-02 | 深▲せん▼市星科啓電子商務有限公司 | Speaker unit integrated with both dynamic driver units |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7933637B2 (en) | 2003-07-18 | 2011-04-26 | Sony Ericsson Mobile Communications Ab | Speaker assemblies and mobile terminals including the same |
| EP1699263A1 (en) * | 2003-12-24 | 2006-09-06 | Mitsubishi Denki Kabushiki Kaisha | Acoustic signal reproducing method |
| EP1699263A4 (en) * | 2003-12-24 | 2007-08-08 | Mitsubishi Electric Corp | Acoustic signal reproducing method |
| JP4541171B2 (en) * | 2005-01-28 | 2010-09-08 | 京セラ株式会社 | Electronics |
| JP2006211350A (en) * | 2005-01-28 | 2006-08-10 | Kyocera Corp | Electronic apparatus |
| GB2425677A (en) * | 2005-04-26 | 2006-11-01 | Samsung Electro Mech | Actuator module of a wireless communication terminal |
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