JPH05122774A - Mechanism for preventing malfunction due to inverter light receiving part of infrared-ray remote controller - Google Patents
Mechanism for preventing malfunction due to inverter light receiving part of infrared-ray remote controllerInfo
- Publication number
- JPH05122774A JPH05122774A JP3279894A JP27989491A JPH05122774A JP H05122774 A JPH05122774 A JP H05122774A JP 3279894 A JP3279894 A JP 3279894A JP 27989491 A JP27989491 A JP 27989491A JP H05122774 A JPH05122774 A JP H05122774A
- Authority
- JP
- Japan
- Prior art keywords
- light
- light receiving
- filter
- inverter
- infrared
- 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.)
- Pending
Links
Landscapes
- Selective Calling Equipment (AREA)
- Optical Communication System (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】例えば、インバータ照明器具が設
置されている場所に近い位置に於いて赤外線リモコン装
置を操作すると、その赤外線リモコン装置の受光部はイ
ンバータ照明器具の光の影響を受けて誤動作することが
ある。本発明は、このようにインバータ照明器具の光の
影響を受けることにより、赤外線リモコン装置の受光部
が誤動作することを防止する機構に関する。[Industrial application] For example, when an infrared remote control device is operated at a position close to the place where an inverter lighting fixture is installed, the light receiving part of the infrared remote control device is affected by the light of the inverter lighting fixture and malfunctions. I have something to do. The present invention relates to a mechanism for preventing the light receiving section of the infrared remote control device from malfunctioning due to the influence of the light of the inverter lighting fixture as described above.
【０００２】[0002]
【従来の技術】図４は従来に於けるこの種の赤外線リモ
コン装置の受光部に於けるインバータ光による誤動作防
止機構を一部切欠したものの断面図である。この図では
受光器本体ｃ内に設置された受光モジュールａの前面に
於いて、その受光器本体ｃに設けた受光窓孔ｄに可視光
カットフィルタｂを設置している。2. Description of the Related Art FIG. 4 is a cross-sectional view of a conventional infrared remote control device of this type in which a malfunction preventing mechanism due to an inverter light is cut away in a light receiving portion. In this figure, a visible light cut filter b is installed in a light receiving window hole d provided in the light receiver main body c on the front surface of the light receiving module a installed in the light receiver main body c.
【０００３】このような従来機構のものについて、光の
波長と透過率との関係を図５に示しているが、この図５
に於ける可視域Ａの可視光は可視光カットフィルタｂに
よりカットされる。然しながら可視域Ａ以外の波長域の
光は透過して、投光器に使用されている光（波長８８０
ｎｍ乃至９３０ｎｍ）以外にインバータ照明器具の光
（波長１０００ｎｍ以上の領域に含まれる光）はカット
されることがなく、可視光カットフィルタｂを透過して
受光モジュールａに入射することになる。FIG. 5 shows the relationship between the wavelength of light and the transmittance of such a conventional mechanism.
Visible light in the visible region A is cut by the visible light cut filter b. However, light in the wavelength range other than the visible range A is transmitted, and the light used in the projector (wavelength 880) is transmitted.
Other than (nm to 930 nm), the light of the inverter lighting fixture (light included in the region of wavelength 1000 nm or more) is not cut, and passes through the visible light cut filter b and enters the light receiving module a.
【０００４】[0004]
【発明が解決しようとする課題】このようにインバータ
照明器具の光が、可視光カットフィルタｂを透過して受
光モジュールａに入射すると、この光により赤外線リモ
コン装置が誤動作する虞がある。本発明はこのような問
題点を解決するために、可視光カットフィルタと、或る
特定の波長（赤外線の波長）よりも長い波長を有する光
をカットする特殊フィルタ（干渉膜フィルタ）とを重畳
して、これを受光モジュールの前面に装着することによ
り、特定域の光（投光器から出る波長の光を含む部分）
だけを透過して、可視光、インバータ照明器具の光等を
カットすることにより、又は前記干渉膜フィルタに代え
て、受光窓孔の前方に筒状体を設けて、受光モジュール
に入射する光量を低減することにより、赤外線リモコン
装置の受光モジュールの誤動作をなくしたインバータ光
による誤動作防止機構を提供することを目的とする。When the light of the inverter lighting fixture passes through the visible light cut filter b and enters the light receiving module a as described above, the infrared remote control device may malfunction due to the light. In order to solve such a problem, the present invention superimposes a visible light cut filter and a special filter (interference film filter) that cuts light having a wavelength longer than a certain specific wavelength (infrared wavelength). Then, by mounting this on the front surface of the light receiving module, light in a specific area (a portion including light of a wavelength emitted from the projector)
By transmitting only the visible light, the light of the inverter lighting fixture or the like, or in place of the interference film filter, a cylindrical body is provided in front of the light receiving window hole to reduce the amount of light incident on the light receiving module. It is an object of the present invention to provide a malfunction prevention mechanism due to an inverter light, which eliminates malfunction of the light receiving module of the infrared remote control device by reducing the number.
【０００５】[0005]
【課題を解決するための手段】本発明は、可視光カット
フィルタと、赤外線より長い波長の光をカットする干渉
膜フィルタとを重畳して構成されたフィルタを、受光器
本体内に設置された受光モジュールの前面に於いて受光
窓孔に装着するもので、更に前記干渉膜フィルタに代え
て、その受光窓孔の前方に筒状体を設けたりすることに
より、前記目的を達成することができた。According to the present invention, a filter formed by superimposing a visible light cut filter and an interference film filter for cutting light having a wavelength longer than infrared light is installed in a light receiver main body. The object can be achieved by mounting the light-receiving module in the light-receiving window hole on the front surface, and further by providing a cylindrical body in front of the light-receiving window hole instead of the interference film filter. It was
【０００６】[0006]
【作用】次に本発明の作用について述べる。可視光カッ
トフィルタと、赤外線より長い波長の光をカットする干
渉膜フィルタとを重畳し、この重畳して構成されたフィ
ルタを受光モジュールの前面に装着することによって、
可視光、インバータ光等をカットしたり、又は前記干渉
膜に代えて、受光窓孔の前方に設けられた筒状体を通過
して受光モジュールに入射する光量を低減することによ
り、赤外線リモコン装置の受光モジュールが誤動作する
ことを防止するのである。Next, the function of the present invention will be described. A visible light cut filter and an interference film filter that cuts light having a wavelength longer than infrared light are superimposed, and by mounting the filter configured by this superposition on the front surface of the light receiving module,
An infrared remote control device by cutting visible light, inverter light, or the like, or by reducing the amount of light that passes through a cylindrical body provided in front of a light receiving window hole and enters the light receiving module instead of the interference film. This prevents the light receiving module from malfunctioning.
【０００７】[0007]
【実施例】以下図面を参照しながら本発明の実施例を具
体的に説明する。図１は本発明の赤外線リモコン装置の
受光部に於けるインバータ誤動作防止機構を一部切欠し
たものの断面図である。可視光カットフィルタ２と、赤
外線よりも長い波長を有する光をカットする干渉膜フィ
ルタ３とを重畳して構成されたフィルタＦを、受光器本
体４内に設置された受光モジュール１の前面に於いて受
光器本体４に設けた受光窓孔５に装着するものである。
このような構成により、赤外線よりも長い波長の光だけ
を透過して、可視光、インバータ光等をカットすること
ができる。Embodiments of the present invention will be specifically described below with reference to the drawings. FIG. 1 is a sectional view of the infrared remote control device of the present invention in which a part of the inverter malfunction prevention mechanism in the light receiving portion is cut away. A filter F, which is configured by superimposing a visible light cut filter 2 and an interference film filter 3 that cuts light having a wavelength longer than infrared light, is provided on the front surface of the light receiving module 1 installed in the light receiver main body 4. Then, it is mounted in the light receiving window hole 5 provided in the light receiver main body 4.
With such a configuration, it is possible to transmit only light having a wavelength longer than infrared light and cut visible light, inverter light, and the like.
【０００８】図３は受光器本体の受光窓孔の前方に筒状
体を設けたもので、本発明の赤外線リモコン装置の受光
部に於けるインバータ誤動作防止機構を一部切欠したも
のの断面図である。これは図１に於ける干渉膜フィルタ
３の代わりに、受光器本体４の受光窓孔５の前方に筒状
体６を設けている。図１に示す機構の動作状態を、波長
と透過率との関係を示す図２について説明する。Ａ領域
では可視光カットフィルタ２により可視光がカットされ
ることになり、Ｂ領域（インバータ光を含む領域）では
干渉膜フィルタ３により光がカットされる。従ってＣ領
域だけが受光モジュール１を透過することになり、投光
器からの光だけを透過して受光モジュール１が誤動作す
ることを防止するのである。FIG. 3 is a sectional view showing a cylindrical body provided in front of the light receiving window of the light receiver main body, in which the inverter malfunction prevention mechanism in the light receiving portion of the infrared remote control device of the present invention is partially cut away. is there. Instead of the interference film filter 3 in FIG. 1, a cylindrical body 6 is provided in front of the light receiving window hole 5 of the light receiver main body 4. The operating state of the mechanism shown in FIG. 1 will be described with reference to FIG. 2 showing the relationship between wavelength and transmittance. Visible light is cut by the visible light cut filter 2 in the area A, and light is cut by the interference film filter 3 in the area B (area including the inverter light). Therefore, only the region C is transmitted through the light receiving module 1, and it is possible to prevent only the light from the projector from being transmitted and the light receiving module 1 from malfunctioning.
【０００９】次に図３に示す機構の動作状態を説明する
と、受光器本体４の受光窓孔５の前方に設けた筒状体６
により、受光モジュール１に入射するインバータ光の量
を低減して受光モジュール１が誤動作する影響を少なく
している。Next, the operating state of the mechanism shown in FIG. 3 will be described. The cylindrical body 6 provided in front of the light receiving window hole 5 of the light receiver main body 4 is described.
As a result, the amount of inverter light incident on the light receiving module 1 is reduced to reduce the influence of malfunction of the light receiving module 1.
【００１０】[0010]
【発明の効果】本発明は前記のように構成してなるもの
で、以下のような効果を奏する。即ち可視光カットフィ
ルタと干渉膜フィルタとを重畳して、この重畳されたフ
ィルタを、受光器本体内に設置された受光モジュールの
前面の受光窓孔に装着することにより、赤外線リモコン
装置の受光部には、投光器からの光だけを受光すること
になって、その受光部の受光モジュールが誤動作するこ
とを効率的に防止することができる特長を有している。The present invention is constructed as described above and has the following effects. That is, the visible light cut filter and the interference film filter are superposed, and the superposed filter is mounted in the light receiving window hole on the front surface of the light receiving module installed in the main body of the light receiver, whereby the light receiving section of the infrared remote control device is mounted. Has a feature that only the light from the light projector is received and the light receiving module of the light receiving portion can be efficiently prevented from malfunctioning.
【図１】本発明の赤外線リモコン装置の受光部に於ける
インバータ光による誤動作防止機構を一部切欠したもの
の断面図。FIG. 1 is a cross-sectional view of an infrared remote control device of the present invention in which a malfunction prevention mechanism due to an inverter light in a light receiving portion is partially cut away.
【図２】同上に於いて波長と透過率との関係を説明する
図。FIG. 2 is a diagram for explaining the relationship between wavelength and transmittance in the same as above.
【図３】同上の他の例を示す機構を一部切欠したものの
断面図。FIG. 3 is a cross-sectional view of a partially cutaway mechanism showing another example of the above.
【図４】従来の赤外線リモコン装置の受光部に於けるイ
ンバータ光による誤動作防止機構を一部切欠したものの
断面図。FIG. 4 is a sectional view of a conventional infrared remote control device in which a malfunction prevention mechanism due to an inverter light in a light receiving portion is partially cut away.
【図５】同上に於いて波長と透過率との関係を説明する
図。FIG. 5 is a diagram for explaining the relationship between wavelength and transmittance in the same as above.
１ 受光モジュール ２ 可視光カットフィルタ ３ 干渉膜フィルタ ４ 受光本体 ５ 受光窓孔 1 Light receiving module 2 Visible light cut filter 3 Interference film filter 4 Light receiving body 5 Light receiving window hole
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.5 識別記号 庁内整理番号 ＦＩ 技術表示箇所 Ｈ０５Ｂ 37/02 Ｃ 6858−3Ｋ // Ｆ２１Ｖ 23/04 Ｚ ─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. 5 Identification code Office reference number FI technical display location H05B 37/02 C 6858-3K // F21V 23/04 Z
Claims (2)
い波長を有する光をカットする干渉膜フィルタとを重畳
して構成されたフィルタを、受光器本体内に設置された
受光モジュールの前面に於いて受光窓孔に装着したこと
を特徴とする赤外線リモコン装置の受光部に於けるイン
バータ光による誤動作防止機構。1. A filter formed by superimposing a visible light cut filter and an interference film filter that cuts light having a wavelength longer than infrared light on a front surface of a light receiving module installed in a light receiver main body. A mechanism for preventing malfunction due to inverter light in the light receiving part of an infrared remote control device, which is mounted in a light receiving window hole.
方に筒状体を設けた請求項１記載の赤外線リモコン装置
の受光部に於けるインバータ光による誤動作防止機構。2. A mechanism for preventing malfunction due to inverter light in a light receiving portion of an infrared remote control device according to claim 1, wherein a cylindrical body is provided in front of the light receiving window hole instead of the interference film filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3279894A JPH05122774A (en) | 1991-10-25 | 1991-10-25 | Mechanism for preventing malfunction due to inverter light receiving part of infrared-ray remote controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3279894A JPH05122774A (en) | 1991-10-25 | 1991-10-25 | Mechanism for preventing malfunction due to inverter light receiving part of infrared-ray remote controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH05122774A true JPH05122774A (en) | 1993-05-18 |
Family
ID=17617411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3279894A Pending JPH05122774A (en) | 1991-10-25 | 1991-10-25 | Mechanism for preventing malfunction due to inverter light receiving part of infrared-ray remote controller |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH05122774A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004177490A (en) * | 2002-11-25 | 2004-06-24 | Fuji Photo Film Co Ltd | Radiation image readout apparatus and radiation image conversion panel |
| JP2009130858A (en) * | 2007-11-27 | 2009-06-11 | Sony Corp | Light guide tube and display device |
| JP2011070015A (en) * | 2009-09-25 | 2011-04-07 | Sanyo Electric Co Ltd | Remote control light-receiving device and electronic equipment |
| JP2013030645A (en) * | 2011-07-29 | 2013-02-07 | Panasonic Industrial Devices Sunx Co Ltd | Photoelectric sensor |
| JP2014022101A (en) * | 2012-07-13 | 2014-02-03 | Rohm Co Ltd | Led lighting fixture |
| WO2017038253A1 (en) * | 2015-09-01 | 2017-03-09 | ソニー株式会社 | Remote device and remote device system |
| WO2019039386A1 (en) * | 2017-08-25 | 2019-02-28 | 富士フイルム株式会社 | Optical filter and optical sensor |
-
1991
- 1991-10-25 JP JP3279894A patent/JPH05122774A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004177490A (en) * | 2002-11-25 | 2004-06-24 | Fuji Photo Film Co Ltd | Radiation image readout apparatus and radiation image conversion panel |
| US7446332B2 (en) | 2002-11-25 | 2008-11-04 | Fujifilm Corporation | Radiation image read-out apparatus and radiation image convertor panel |
| JP2009130858A (en) * | 2007-11-27 | 2009-06-11 | Sony Corp | Light guide tube and display device |
| JP2011070015A (en) * | 2009-09-25 | 2011-04-07 | Sanyo Electric Co Ltd | Remote control light-receiving device and electronic equipment |
| US8981923B2 (en) | 2009-09-25 | 2015-03-17 | Panasonic Intellectual Property Management Co., Ltd. | Remote control signal receiver and electronic device |
| JP2013030645A (en) * | 2011-07-29 | 2013-02-07 | Panasonic Industrial Devices Sunx Co Ltd | Photoelectric sensor |
| JP2014022101A (en) * | 2012-07-13 | 2014-02-03 | Rohm Co Ltd | Led lighting fixture |
| WO2017038253A1 (en) * | 2015-09-01 | 2017-03-09 | ソニー株式会社 | Remote device and remote device system |
| US10665093B2 (en) | 2015-09-01 | 2020-05-26 | Sony Corporation | Remote device and remote device system |
| WO2019039386A1 (en) * | 2017-08-25 | 2019-02-28 | 富士フイルム株式会社 | Optical filter and optical sensor |
| JPWO2019039386A1 (en) * | 2017-08-25 | 2020-10-01 | 富士フイルム株式会社 | Optical filter and optical sensor |
| US11543569B2 (en) | 2017-08-25 | 2023-01-03 | Fujifilm Corporation | Optical filter and optical sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20010220 |