JP4732230B2 - キーパッド、キーパッドアセンブリ及び携帯端末 - Google Patents
キーパッド、キーパッドアセンブリ及び携帯端末 Download PDFInfo
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- JP4732230B2 JP4732230B2 JP2006131040A JP2006131040A JP4732230B2 JP 4732230 B2 JP4732230 B2 JP 4732230B2 JP 2006131040 A JP2006131040 A JP 2006131040A JP 2006131040 A JP2006131040 A JP 2006131040A JP 4732230 B2 JP4732230 B2 JP 4732230B2
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- Prior art keywords
- guide plate
- light guide
- light
- film
- keypad
- 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.)
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- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/83—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2209/00—Layers
- H01H2209/068—Properties of the membrane
- H01H2209/074—Properties of the membrane elastomeric
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2209/00—Layers
- H01H2209/068—Properties of the membrane
- H01H2209/082—Properties of the membrane transparent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/004—Collapsible dome or bubble
- H01H2215/01—Part of spacer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/036—Light emitting elements
- H01H2219/044—Edge lighting of layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
- H01H2219/056—Diffuser; Uneven surface
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
- H01H2219/06—Reflector
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
- H01H2219/062—Light conductor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/002—Actuators integral with membrane
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/07—Actuators transparent
Landscapes
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
- Telephone Set Structure (AREA)
- Switch Cases, Indication, And Locking (AREA)
Description
210 キーパッド
220 導光板
222 導光板の上面
224 導光板の下面
230 反射パターン
240 突起部
245 キーボタン
247 フィルム
249 接着部材
250 スイッチ基板
260 第1のプリント回路基板
265 接触部材(スイッチ)
275 ドーム(スイッチ)
280 第2のプリント回路基板
290 発光素子
400 携帯用端末機(携帯端末)
Claims (9)
- 光を内部へ導く導光板と、
前記導光板の上面上に空気層を介して配置された透光性を有するフィルムと、
前記フィルムの上面上に設けられ、前記フィルムとの当接部位が略平面である少なくとも1つのキーボタンと、
前記導光板上に局所的に形成され、前記導光板内で導かれる光の一部を、全反射の条件を満たさない角度に反射して前記キーボタン側に出射するための、少なくとも1つの反射パターンと、
前記キーボタンの位置に対応する前記導光板の下面に形成され、前記キーボタンの前記フィルムとの当接部位よりも小さい面積で基板上のスイッチに対峙する少なくとも1つの突起部と、
前記導光板の側面に対向するように配置され、前記導光板の内部へ光を結合させる少なくとも1つの発光素子と、
を含み、
前記導光板は、臨界角以上の角度で入射された光を全反射して内部へ導く全反射型の導光板であり、
前記突起部は、前記導光板と異なる材質で形成されることを特徴とするキーパッド。 - 前記反射パターンは、少なくとも前記導光板の下面上における前記突起部の周囲に形成されることを特徴とする請求項1記載のキーパッド。
- 前記フィルムの外周部が接着部材により前記導光板の外周部に取り付けられることを特徴とする請求項1記載のキーパッド。
- 前記反射パターンは、前記突起部上にさらに形成されることを特徴とする請求項2記載のキーパッド。
- 光を内部へ導く導光板と、前記導光板の上面上に空気層を介して配置された透光性を有するフィルムと、前記フィルムの上面上に設けられ、前記フィルムとの当接部位が略平面である少なくとも1つのキーボタンと、前記導光板に局所的に形成され、前記導光板内で導かれる光の一部を、全反射の条件を満たさない角度に反射して前記キーボタン側に出射するための、少なくとも1つの反射パターンと、前記キーボタンの位置に対応する前記導光板の下面に形成され、前記キーボタンの前記フィルムとの当接部位よりも小さい面積で下方を臨む少なくとも1つの突起部と、を含むキーパッドと、
前記キーパッドの前記突起部に対向する上面上に配置された少なくとも1つのスイッチを備えるスイッチ基板と、
前記導光板の側面に対向するように配置され、前記導光板の内部へ光を結合させる少なくとも1つの発光素子と、
を含み、
前記導光板は、臨界角以上の角度で入射された光を全反射して内部へ導く全反射型の導光板であり、
前記突起部は、前記導光板と異なる材質で形成され、
前記キーボタンが押し込まれることによって、前記スイッチ基板側に変形された前記キーパッドの前記突起部が前記スイッチを作動させること
を特徴とするキーパッドアセンブリ。 - 前記反射パターンは、少なくとも前記導光板の下面上における前記突起部の周囲に形成されることを特徴とする請求項5記載のキーパッドアセンブリ。
- 前記フィルムの外周部が接着部材により前記導光板の外周部に取り付けられることを特徴とする請求項5記載のキーパッドアセンブリ。
- 前記反射パターンは、前記突起部上にさらに形成されることを特徴とする請求項6記載のキーパッドアセンブリ。
- 上面上に少なくとも1つのスイッチを備えたスイッチ基板と、
上面,下面,及び側面を有し、光を内部へ導く導光板を備えたキーパッドと、
前記導光板の側面のうち少なくとも一の側面に対向するように配置された少なくとも1つの発光素子と、を含み、
前記キーパッドは、前記導光板の上面上に空気層を介して配置された透光性を有するフィルムと、前記フィルムの上面上に設けられ、前記フィルムとの当接部位が略平面である少なくとも1つのキーボタンと、前記導光板上に局所的に形成され、前記導光板内で導かれる光の一部を、全反射の条件を満たさない角度に反射して前記キーボタン側に出射するための、少なくとも1つの反射パターンと、前記キーボタンの位置に対応する前記導光板の下面に形成され、前記キーボタンの前記フィルムとの当接部位よりも小さい面積で前記スイッチ基板上のスイッチに対峙する少なくとも1つの突起部と、を含み、
前記導光板は、臨界角以上の角度で入射された光を全反射して内部へ導く全反射型の導光板であり、
前記突起部は、前記導光板と異なる材質で形成されることを特徴とする携帯端末。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2005-0042035 | 2005-05-19 | ||
KR1020050042035A KR100606081B1 (ko) | 2005-05-19 | 2005-05-19 | 도광판, 키 패드 및 키 패드 어셈블리 |
KR10-2005-0064351 | 2005-07-15 | ||
KR1020050064351A KR100606082B1 (ko) | 2005-07-15 | 2005-07-15 | 키 패드 및 키 패드 어셈블리 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009121009A Division JP5008038B2 (ja) | 2005-05-19 | 2009-05-19 | キーパッド、キーパッドアセンブリ及び携帯端末機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006324240A JP2006324240A (ja) | 2006-11-30 |
JP4732230B2 true JP4732230B2 (ja) | 2011-07-27 |
Family
ID=35708986
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006130983A Pending JP2006323843A (ja) | 2005-05-19 | 2006-05-10 | キーパッド、キーパッドアセンブリ及び携帯端末 |
JP2006131040A Expired - Fee Related JP4732230B2 (ja) | 2005-05-19 | 2006-05-10 | キーパッド、キーパッドアセンブリ及び携帯端末 |
JP2009121009A Expired - Fee Related JP5008038B2 (ja) | 2005-05-19 | 2009-05-19 | キーパッド、キーパッドアセンブリ及び携帯端末機 |
JP2009264895A Pending JP2010044794A (ja) | 2005-05-19 | 2009-11-20 | キーパッド、キーパッドアセンブリ及び携帯端末 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006130983A Pending JP2006323843A (ja) | 2005-05-19 | 2006-05-10 | キーパッド、キーパッドアセンブリ及び携帯端末 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009121009A Expired - Fee Related JP5008038B2 (ja) | 2005-05-19 | 2009-05-19 | キーパッド、キーパッドアセンブリ及び携帯端末機 |
JP2009264895A Pending JP2010044794A (ja) | 2005-05-19 | 2009-11-20 | キーパッド、キーパッドアセンブリ及び携帯端末 |
Country Status (12)
Country | Link |
---|---|
US (5) | US7294803B2 (ja) |
EP (4) | EP1724800B1 (ja) |
JP (4) | JP2006323843A (ja) |
CN (2) | CN101145458B (ja) |
AT (3) | ATE548745T1 (ja) |
BR (2) | BRPI0601292B1 (ja) |
DE (2) | DE602005008209D1 (ja) |
ES (3) | ES2318398T3 (ja) |
PL (1) | PL2270825T3 (ja) |
RU (3) | RU2332743C2 (ja) |
TW (2) | TWI314748B (ja) |
WO (2) | WO2006123882A1 (ja) |
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