TW202044920A - Remote control capable of generating an optical signal corresponding to an external command for being sent out without using the power provided by a battery - Google Patents

Abstract

A remote control of the present invention includes an induction power generation module and a control module. The induction power generation module includes a conductive coil and a magnetic unit that is reciprocally movable relative to the conductive coil when the remote control receives an external force so as to enable the conductive coil to generate an AC power. The control module includes an electric energy conversion unit electrically connected to the induction power generation module and an optical signal generating unit electrically connected to the electric energy conversion unit. The electric energy conversion unit is used to convert the AC power into a DC voltage. The optical signal generating unit receives the DC voltage and is drivable by the DC voltage upon receiving an external command. Therefore, without using the power provided by a battery, an optical signal corresponding to the external command can be generated and sent out, so as to greatly improve the convenience of use and also eliminate the concern of environmental pollution.

Description

remote control

The present invention relates to a control signal transmission device, especially a remote control using light waves, such as infrared light.

The existing remote control includes a battery and a control module. The battery provides the power required for the operation of the control module. When the control module receives a control command, for example, when the user presses a button on the remote control, the The control module triggers the generation of corresponding control signals through the pressed button.

However, when the battery power is exhausted, it must be recharged before it can be reused, causing inconvenience to the user. Moreover, if a new battery is adopted, the original old battery is discarded and it is likely to cause pollution to the environment. Therefore, it is necessary to improve the power supply mode of the existing remote control.

Therefore, the object of the present invention is to provide a remote control that can send out control signals without using battery power.

Therefore, the remote controller of the present invention includes an induction power generation module and a control module.

The induction power generation module includes a conductive coil and a magnetic unit which can reciprocate relative to the conductive coil when the remote controller receives an external force, so that the conductive coil generates an alternating current.

The control module includes an electric energy conversion unit electrically connected to the induction power generation module, and an optical signal generating unit electrically connected to the electric energy conversion unit. The electric energy conversion unit is used to convert an alternating current into a direct voltage. The optical signal generates The unit receives the DC voltage, and when receiving an external command, is driven by the DC voltage to generate an optical signal corresponding to the external command and send it out.

The effect of the present invention is that when the remote control receives an external force, the conductive coil moves back and forth with the magnetic unit, and induces the alternating current. After the alternating current is rectified by the power conversion unit, the optical signal generation module is made There is no need to provide power from the battery to generate the corresponding light control signal when receiving external commands, which greatly improves the convenience of use and eliminates the doubt of environmental pollution.

Referring to FIGS. 1 and 2, an embodiment of the remote controller of the present invention includes a housing 2, an induction power generation module 3, and a control module 4.

The housing 2 provides an accommodating space 21 for installing related circuits inside the remote control. The related circuits are the induction power generation module 3 and the control module 4, and a plurality of different keys of the remote control are substantially exposed Outside the casing 2, the user triggers the internal circuit, that is, the control module 4, by pressing a button to send out corresponding control signals. The specific operation mechanism is described in detail later.

The induction power generation module 3 is arranged in the accommodating space 21, and includes a conductive coil 31 and a magnetic unit that can reciprocate relative to the conductive coil 31 when the remote controller receives an external force, so that the conductive coil 31 generates an alternating current 32. More specifically, the conductive coil 31 includes a first end 311 and a second end 312. The conductive coil 31 defines a sensing space including an imaginary axis L1. The magnetic unit 32 is disposed in the sensing space. In an embodiment, when the user holds the housing 2 of the remote control and shakes the housing 2 back and forth in the moving direction shown in FIG. 2, for example, the housing 2 is driven by the external force to drive the magnetic unit 32 along the imaginary axis The reciprocating movement of L1 causes the magnetic unit 32 to change the magnetic flux (Magnetic Flux) originally formed in the conductive coil 31, thereby forming an induced electromotive force (Induced Electromotive Force) in the conductive coil 31, and then forming a corresponding induced current in the conductive coil 31 , The induced current generated is an AC current flowing from the first end 311 to the second end 312 or from the second end 312 to the first end 311 as the moving direction of the magnetic unit 32 changes. In addition, the respective appearance shapes and relative positions of the conductive coil 31 and the magnetic unit 32 shown in FIG. 1 are only a preferred form for saving internal circuit design space in this embodiment, but are not limited to This state.

The control module 4 includes an electric energy conversion unit 41 electrically connected to the induction power generation module 3, and an optical signal generating unit 42 electrically connected to the electric energy conversion unit 41. The electric energy conversion unit 41 is used to convert the aforementioned alternating current The optical signal generating unit 42 receives the DC voltage and is driven by the DC voltage when receiving an external command to generate an optical control signal corresponding to the external command.

Specifically, the power conversion unit 41 includes a rectifier circuit 411 electrically connected to the first end 311 and the second end 312 of the conductive coil 31, and an energy storage circuit 412 electrically connected to the rectifier circuit 411. In an embodiment, the rectifier circuit 411 is a bridge rectifier, the energy storage circuit 412 is a capacitor, and the rectifier circuit 411 receives alternating current from the first terminal 311 and the second terminal 312, and converts the alternating current As a direct current, the energy storage circuit 412 receives the direct current from the rectifier circuit 411 and converts it into a direct current voltage for driving the optical signal generating unit 42 to operate.

The optical signal generating unit 42 specifically includes a signal generating circuit 421 electrically connected to the energy storage circuit 412, and an infrared (IR: Infrared) light emitting diode 422 electrically connected to the signal generating circuit 421. The signal generating circuit 421 is electrically connected to the The tank circuit 412 is connected to receive the DC voltage. When the user presses the button exposed on the housing 2, that is, the aforementioned external command, the pressed button turns on the corresponding circuit inside the signal generating circuit 421 and generates Corresponding to the control signal, the infrared light emitting diode 422 is partially exposed and embedded in the housing 2 for receiving control signals from the signal generating circuit 421 and converting them into light control signals emitted outward.

In addition, the design concept of the present embodiment is described as a remote control used for a television, but in actual commercial applications, it can be widely used in electronic devices that need to operate with a remote control, such as various home movie and audio equipment, and electric iron rolls. Doors, cars... etc., and are not limited to those listed above.

In summary, when the user shakes the housing 2 in the remote controller of the present invention, the conductive coil 31 and the magnetic unit 32 of the induction power generation module 3 are driven to move back and forth relatively, so that the conductive coil 31 generates an alternating current correspondingly. Then it is converted by the current conversion unit 41 and stored as a DC voltage for driving the optical signal generating unit 42 to operate. When the user presses the button to turn on the corresponding circuit inside the optical signal generating unit 42, the optical signal generating unit 42 The electric power provided by the induction power generation module 3 can be used to generate the corresponding light control signal without the need to generate electricity through the battery, which eliminates the trouble of being unusable when the battery power is exhausted, and reduces the environmental pollution problem of waste batteries. , Can indeed achieve the purpose of the invention.

However, the above are only examples of the present invention. When the scope of implementation of the present invention cannot be limited by this, all simple equivalent changes and modifications made in accordance with the scope of the patent application of the present invention and the content of the patent specification still belong to Within the scope of the patent for the present invention.

2: shell 21: Housing space 3: Induction power generation module 31: Conductive coil 311: first end 312: second end 32: Magnetic unit 4: Control module 41: electric energy conversion unit 411: rectifier circuit 412: Tank Circuit 42: Optical signal generating unit 421: signal generating circuit 422: Infrared LED L1: imaginary axis

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: Figure 1 is a schematic diagram illustrating an embodiment of the remote controller of the present invention; and Fig. 2 is a schematic diagram to assist in explaining a housing, an accommodating space, and usage of this embodiment.

3: Induction power generation module

31: Conductive coil

311: first end

312: second end

32: Magnetic unit

4: Control module

41: electric energy conversion unit

411: rectifier circuit

412: Tank Circuit

42: Optical signal generating unit

421: signal generating circuit

422: Infrared LED

Claims (7)

A remote control that includes: An induction power generation module, including a conductive coil, and a magnetic unit that can reciprocate relative to the conductive coil when the remote control receives an external force, so that the conductive coil generates an alternating current; and A control module includes an electric energy conversion unit electrically connected to the induction power generation module, and an optical signal generating unit electrically connected to the electric energy conversion unit. The electric energy conversion unit is used to convert an alternating current into a direct voltage. The optical signal The generating unit receives the DC voltage and is driven by the DC voltage when receiving an external command to generate a light control signal corresponding to the external command and send it to the outside. The remote controller according to claim 1, wherein the power conversion unit includes a rectifier circuit electrically connected to the conductive coil and converting alternating current into a direct current, and a rectifier circuit electrically connected to the rectifier circuit and used to generate a direct current after receiving the direct current Voltage tank circuit. The remote control system according to claim 2, wherein the rectifier circuit is a bridge rectifier circuit. The remote control system according to claim 2, wherein the energy storage circuit is a capacitor. The remote control system according to claim 1, wherein the light signal generating unit includes an infrared light emitting diode for emitting a light control signal as infrared light. The remote control according to claim 1, wherein the conductive coil defines a sensing space including an imaginary axis, and the magnetic unit is disposed in the sensing space and moves back and forth along the imaginary axis. The remote control according to claim 1, wherein the remote control further includes a housing in which the induction power generation module is installed, and when the housing receives an external force, the magnetic unit is driven to move back and forth relative to the conductive coil.

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