TWI227605B - Remote controller for electric appliances - Google Patents

Abstract

A remote controller for electric appliances includes a housing having a first aperture, a light-emitting component installed inside the housing for emitting infrared light toward the first aperture to control the electric appliances, a controller electrically connected to the light-emitting component for generating a control signal to control the light-emitting component by determining an input signal, and an optical path adjustment module covering the first aperture for adjusting path for infrared light emitted from the light-emitting component to travel on.

Description

1227605-------———— — __ I. Description of the invention (1) [Technical field to which the invention belongs] The present invention provides an electronic home appliance remote control, especially an (omni-direct ional) electronic home appliance Remote control 【Previous technology】 Controllers have become an indispensable electronic device in daily life. They can lazily lie on the sofa and control the operation of air-conditioning by controlling the TV programs they want to watch remotely. Please refer to Figure 1 for the function block diagram of the conventional TV remote control 10. Electricity 〇 includes an infrared light-emitting diode (light-emi tting diode, inf rared LED) 12 for emitting infrared rays-an input signal receiving module 14 for input signals, and an electric diode 1 2 The control module module 16 which is connected to the input signal receiving module 14 is based on the infrared type control similar to the Morse code generated by the input signal receiving module 14 to control the light emitting diode 1 2 Operation 'and then remotely control one electricity in Figure 2). Please refer to FIG. 2. FIG. 2 shows a conventional television remote control system 20. The television remote control system 20 includes a television remote control 10 and a television 22. The red light emitted by the infrared light emitting diode 12 in the remote control 10 is directional. As shown in Figure 2, the all-round device issued by the light emitting diode 12 is a human controller. See Figure 1. (Infrared-used to receive the light-emitting 16, control the input signal system signal, video 22 (display diagram, because the TV's external line has infrared 1227605 V. Description of the invention (2) line 2 8 series is limited to two light paths 2 4, 2 and 6, therefore, TV 2 2 must be within the range of infrared rays emitted by TV remote control 10 in order to receive the infrared control signals emitted by TV remote control 10. From another angle, In other words, the television remote control 10 can only effectively control the operation of the television 22 only when the television 22 2 emits infrared rays. [Summary of the Invention] Therefore, the main object of the present invention is to provide an electronic home appliance remote control, It can also control the operation of an electronic home appliance when it fails to transmit an infrared-type control signal to an electronic home appliance. According to the scope of the patent in the present invention, the invention discloses a remote The remote controller includes an obfuscating body provided with an opening, a light-emitting element disposed in the housing for emitting infrared rays to control the electronic household appliance toward the opening, and an electrical connection for the light-emitting element. A control module for generating a control signal for controlling the light emitting element according to an input signal, and a light path changing module covering the opening for changing a path traveled by infrared rays emitted from the light emitting element. In a preferred embodiment of the invention, the light emitting element is an infrared light emitting diode, and the light path changing module includes a body, the body includes a first curved surface and a second curved surface, and the body is on the second The part of the surface is red and transparent, and the first surface is covered with a layer for transferring hair

1227605 p ~~ ^^ ^ '~~ — ——' a ~~ '~~~ — ________ 5. Description of the invention (3) The infrared rays emitted from the light-emitting element are reflected to the metal on the second curved surface. Because the remote controller of the electronic home appliance of the present invention is provided with a light path changing module, the metal covered on the curved surface of the "" " " group of the delta light path changing unit can emit infrared rays from the light emitting element Reflected on the second curved surface to change the path originally traveled by the infrared light. Therefore, the electronic home appliance remote controller of the present invention can be used to efficiently control the operation of an electronic home appliance, regardless of the location of the electronic home appliance. [Embodiment]

Please refer to FIG. 3 and FIG. 4. FIG. 3 is a side view of an electronic home appliance remote control 30 in a preferred embodiment of the present invention, and FIG. 4 is a schematic diagram of the electronic home appliance remote control 30. The remote control 30 includes a casing 3 provided with an opening 31, a circuit board 3 disposed on the bottom side of the casing 3 2, and a circuit board 3 4 for emitting light toward the opening 31. Light-emitting element 36, a control module 38 electrically connected to light-emitting element 36 for generating a control signal for controlling light-emitting element 36 according to a control signal, and a path for changing the path of light emitted from light-emitting element 36 Of light path changing module 40. In a preferred embodiment of the present invention, the light-emitting element 36 is an infrared light-emitting diode (infrared 1ight-emi11ing diode, infrared LED). The light path changing module 40 includes a body 42 and a light reflecting substance 44. The body 42 Contains a first curved surface 46 and a second curved surface 48 'light reflection 1227605 V. Description of the invention (4) The radiating substance 44 covers the first curved surface 46, and is used to emit infrared rays 52 emitted from the light-emitting element 36. 5 4 and 5 6 are reflected on the second curved surface 4 8 to change the path that the infrared 5 2, 5 4 and 5 6 would travel originally. In a preferred embodiment of the present invention, the portion of the body 42 on the second curved surface 48 is ochre-transparent, and the light reflecting substance 44 may be a metal of iron, nickel, copper, or an alloy. Please refer to FIG. 3 again. The infrared rays 50, 5, 2, 5, 4, 5 and 5 emitted by the light-emitting element 36 shown in FIG. 3 are shown in FIG. 3. The infrared rays 50 and 58 are changed by the light path module 4. The second curved surface 48 of 0 is directly refracted to the outside of the housing 32 of the remote control 30, that is, the infrared rays 50 and 58 are respectively traveling from the light-emitting element 36 to the housing of the remote control 30 via the light path AA and EE ′. 32, and the light rays 5 2, 5 4 and 5 6 are reflected by the light reflecting substance 4 4 on the first curved surface 4 6 covering the light path changing module 4 〇 and then indirectly through the second curved surface 4 8 The ground is refracted to the outside of the housing 3 2 of the remote control 30, that is, the infrared ray 5, 2, 54 and 56 instruments respectively travel through the light path, 0, and 1) 1), and travel from the light emitting element 36 to the remote control 3 0 Its shell is 3 2 outside. The light reflecting substance 44 covering the first curved surface 46 can reflect all the infrared rays emitted from the light emitting element 36 onto the first curved surface to the second curved surface 48. In contrast, the white remote control 10 can only control the f television 22 located between the light paths 24 and 26, and the remote control 30 of the present invention can control electronic appliances located at any position of the light path cc, and between It can be seen from Figures 2 and 3 that the range covered by CC2 and DD 'of Guang Er Road is much larger than the range covered by light paths 24 and 26.

Page 10 1227605 V. Description of the invention (5) In a preferred embodiment of the present invention, the control module 38 includes a voice recognition module (not shown), and the control module 38 generates a control light-emitting element. The control signal of 36 is an audio signal, and the sound recognition module can recognize the audio signal and generate the control signal accordingly. In this way, the user of the remote control 30 can control the operation of the electronic home appliances located between the light paths CC ′ and DD ′ through different verbal instructions. The control module 38 may also include a key module (not shown) containing a plurality of keys. The user of the remote control 30 may generate the control signal by touching the keys on the key module. The light emission of the light emitting element 3 6 · is controlled accordingly. In a preferred embodiment of the present invention, the light path changing module 40 does not include any holes. Please refer to FIG. 5. FIG. 5 is a schematic diagram of the second embodiment of the electronic appliance remote control 60 of the present invention. The light path changing module 70 in the electronic appliance remote control 60 includes a hole 71. The remote controller 60 includes a housing 3 2, a circuit board 3 4, a light emitting element 36, a control module 38, and a light path changing module 70 for changing a path traveled by light emitted from the light emitting element 36. The light path changing module 70 includes a body 72 and a light reflecting substance 44. The body 72 includes a first curved surface 76 and a second curved surface 48. The light reflecting substance 4 4 covers the first curved surface 76, and The infrared rays 5 2, 5 4 and 5 6 emitted from the light emitting element 36 are reflected on the second curved surface 4 8 to change the path that the infrared rays 5 2, 5 4 and 5 6 would originally travel. infrared

1227605 V. Description of the invention (6) ~ 50 and 58 can be refracted directly to the outside of the housing 32 of the remote controller 60 through the second curved surface 48 of the light path changing module 70. In addition, the infrared light 80 emitted by the light-emitting element 36 can still pass directly through the hole 7 1 of the light path changing module 7 0 to the outside of the housing 3 2, that is, the infrared light 80 can pass through the optical line 俨 FF '. From the light-emitting element 36, it travels outside the casing 32 of the remote controller 60. The electronic home appliance 70 shown in Fig. 2 contains a hole 7 丨, and the light emitting element directly travels from the hole 71 to the light path in the remote control of the housing appliance. The light emitting element inside it emits outside the housing. . Please refer to FIG. 6. The schematic diagram of the electronic appliance remote control 90 in FIG. 6 is similar to that shown in FIG. 3. The first light reflecting substance 44 of the light path changing module 40 is the position substance 44 on the first curved surface 46 of the electronic house transformer module 40 and the hole 71 in the controller 60. In other words, the light emitted by the electronic home appliances can still pass through the light surface 46, which is not covered with light reflections. The light path changing module 60 of the control state 60 can pass through the light.

3 2 outside. However, the electronic transformation module of the present invention can directly travel to the second embodiment of the third embodiment of the present invention even if the light does not include any holes. Structure of the electronic home appliance remote control 90 The home appliance remote control 30 is not redundant. The same point only lies in the remote control of electronic appliances

The first curved surface 46 of 40 is completely covered. The upper surface of curved surface 46 of the electronic appliance remote control 90 is covered with light. The light path in the remote control 90 is changed to the electronic household appliance shown in Fig. 5. It is not covered with any light reflections ^ The part of the first curve 44 of the path change module 40 of the light-emitting element 36 in the remote control 90 travels directly to the shell

1227605 V. Description of the invention (7) Body 3 2 outside. Compared with the conventional remote controllers for electronic home appliances, the remote controllers for electronic home appliances 30 and 60 of the present invention include a light path changing module 40 and 70, and a first surface of the light path changing module 40 and 70. 4 6 and 7 6 are covered with a layer of light reflecting material 4 4 which can reflect the infrared rays emitted from the light emitting element 36 to the second curved surface 4 8. The light reflecting substance 4 4 can change the path that the infrared light originally travels, so The electronic home appliance remote controller of the present invention can be used to more efficiently control the operation of an electronic home appliance. The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made in accordance with the scope of the patent application for the present invention shall fall within the scope of the patent of the present invention.

Page 13 1227605 Brief description of the diagram Brief description of the diagram Figure 1 is a functional block diagram of a conventional TV remote control. Figure 2 is a schematic diagram of a conventional TV remote control system. FIG. 3 is a side view of a remote controller for an electronic home appliance according to a preferred embodiment of the present invention. FIG. 4 is a schematic circle of a remote controller for an electronic household appliance in a preferred embodiment of the present invention. FIG. 5 is a schematic diagram of a remote controller for an electronic household appliance in a second embodiment of the present invention. Fig. 6 is a schematic diagram of a remote controller for an electronic household appliance in a third embodiment of the present invention. · Explanation of the symbols 10 TV remote control 12 Infrared light emitting diode 14 Input signal receiving module 16 Control module 20 TV remote control system 22 TV 30> 60, 90 Remote control for electronic appliances 31 Opening 32 Housing 34 Circuit board 36 Light-emitting element 38 Control module 40> 70 Light path changing module 42> 72 Body 44 Light reflecting substance 46, 76 First curved surface 48 Second curved surface 71 Sub-L hole

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Claims (1)

1227605 VI. Scope of patent application 1. A remote control for remotely controlling an electronic home appliance, comprising: a housing including an opening; a light-emitting element disposed in the housing for emitting toward the opening; An infrared (infrared 1 ight) for controlling the electronic household appliance; a control module electrically connected to the light-emitting element for generating a control signal for controlling the light-emitting element according to an input signal, the control module is provided in the Inside the housing; and a light path changing module covering the opening for changing the path traveled by the infrared rays emitted from the light emitting element. 2. The remote controller according to item 1 of the scope of patent application, wherein the light path changing module includes: a body including a first curved surface and a second curved surface, and a portion of the body on the second curved surface is Transparent; and an infrared reflecting substance covering the first curved surface of the body for reflecting infrared rays emitted from the light emitting element onto the second curved surface. 3. The remote control according to item 2 of the scope of patent application, wherein the material of the infrared reflective substance is metal. 4. The remote control as described in item 2 of the scope of patent application, wherein the material of the infrared reflective substance is reflective paint. 5. The remote control as described in item 2 of the scope of patent application, wherein the light path Page 15 1227605 6. Scope of Patent Application | Change the part of the body on the second surface in the module to be red. I 6. The remote controller according to item 2 of the scope of patent application, wherein the first curved surface is entirely covered with the infrared reflecting substance. 7. The remote control according to item 2 of the scope of patent application, wherein a central portion of the first curved surface is not covered with any infrared reflecting substance. 8. The remote control as described in item 2 of the scope of patent application, wherein a portion of the body on the second curved surface in the light path changing module includes a hole. 9. The remote control according to item 1 of the scope of patent application, wherein the input signal is sound, and the control module includes a sound recognition module for identifying the sound and generating the control signal accordingly. 10. The remote controller according to item 1 of the scope of patent application, wherein the control module includes a key including a plurality of keys, and the control signal is formed by pressing a plurality of keys on the key module. . 1 1. The remote controller according to item 1 of the scope of patent application, wherein the light emitting element is an infrared light emitting diode (i n f r a r e d 1 i g h t-e m i 11 i n g diode, infrared LED). 0 Page 16