TWI438647B - Remote controller based on gesture - Google Patents

Description

Gesture remote control

The present invention relates to a remote control device, and more particularly to a remote control device that can be controlled by gestures.

Household appliances have become an indispensable part of people's daily life, such as televisions, air conditioners, etc. In general, household appliances are equipped with remote controls for users to perform functional operations on home appliances, and functional buttons are integrated on the remote control, and with home appliances With the increase of functions, there are more and more function buttons on the remote control, and the operation is becoming more and more cumbersome.

For example, in TV sets, the most commonly used functions are only the turntable, volume adjustment, power on/off, mute, etc. However, it is still necessary to find the remote control every time, sometimes the user may not find the remote control for a while or The battery in the remote control is out of power and cannot be used to remotely control the TV. Sometimes the user wants to change channels or adjust the volume while doing housework, but he is worried about soiling the remote control.

In view of this, it is necessary to provide a gesture remote control device capable of controlling a home appliance by gesture.

A gesture remote control device includes an infrared emitting unit, a storage unit, a gesture sensing unit, a processing unit, and an encoded wafer. The storage unit stores a correspondence between a function operation instruction and a gesture action, an infrared remote control code, and a correspondence relationship between the infrared remote control code and the function operation instruction. a gesture sensing unit for recognizing a gesture input by a user . The processing unit is configured to translate the gesture action into a corresponding function operation instruction according to a correspondence between the function operation instruction stored in the storage unit and the gesture action. After receiving the operation instruction, the coded wafer selects an infrared remote control code corresponding to the operation instruction according to a corresponding relationship between the function operation instruction stored in the storage unit and the infrared remote control code, and drives the infrared emission unit to emit infrared according to the infrared remote control code. signal.

The gesture remote control device converts the image signal of the gesture of the user into a function operation instruction by the gesture sensing unit, and correspondingly controls the function operation instruction with a specific infrared remote control code, thereby controlling the infrared emission unit to emit the infrared control household appliance, thereby The user can control the household appliance through gestures, and the operation is simpler and more convenient.

100‧‧‧ gesture remote control

200‧‧‧TV

10‧‧‧Power button

20‧‧‧ gesture sensing unit

21‧‧‧Photosensor

22‧‧‧ gesture recognition unit

30‧‧‧Processing unit

40‧‧‧Coded Wafer

50‧‧‧ display unit

51‧‧‧ Increase volume

52‧‧‧Reducing the volume

53‧‧‧Previous channel

54‧‧‧Next channel

55‧‧‧Locked

60‧‧‧Infrared emitting unit

70‧‧‧ storage unit

FIG. 1 is a schematic diagram of a gesture remote control device remotely controlling a television set according to an embodiment of the present invention.

2 is a front elevational view of the gesture remote control device of FIG. 1.

3 is a system module diagram of the gesture remote control device of FIG. 1.

The invention will be further described in detail below with reference to the accompanying drawings.

Referring to FIG. 1 , the gesture remote control device 100 is used to remotely control a home appliance, such as a television set, an air conditioner, a refrigerator, and the like. In the present embodiment, the home appliance is a television set 200.

Referring to FIG. 2 , the gesture remote control device 100 includes a power on button 10 , a gesture sensing unit 20 , a processing unit 30 , an encoded wafer 40 , a display unit 50 , and an infrared emitting unit 60 , and a storage unit 70 .

The power-on button 10 is electrically connected to the processing unit 30 for outputting a power-on signal to the processing unit 30.

The gesture sensing unit 20 is connected to the processing unit 30 for recognizing a gesture action input by the user. In the embodiment, the gesture sensing unit 20 includes a photo sensor 21 and a gesture recognition unit 22, and the photo sensor 21 is configured to capture an image of an object located in front of the photo sensor, The gesture recognition unit 22 determines a gesture motion based on the image of the object acquired by the light sensor 21.

The processing unit 30 is coupled to the sensing unit for translating the gesture action into a corresponding function operation instruction. In the present embodiment, the storage unit 70 stores a correspondence table between the function operation command and the power-on signal and the gesture action. The processing unit 30 translates the power-on signal and the recognized gesture action into functional operation instructions recognizable by the encoding chip 40 according to the correspondence table.

The coded chip 40 is connected to the processing unit 30, and the storage unit 70 further stores an infrared remote control code, and a corresponding relationship between the infrared remote control code and the function operation instruction, and each set of infrared remote control code is used for remote control of a specific household appliance. Several features. After receiving the operation instruction, the coded wafer 40 selects a corresponding infrared remote control code according to the function operation instruction, and drives the infrared emission unit 60 to emit an infrared signal according to the infrared remote control code. In this embodiment, the storage unit 70 stores a plurality of sets of infrared remote control codes, and each set of infrared remote control codes is used to remotely control a plurality of functions of a specific model television. For example, the storage unit 70 stores the infrared remote control codes of the three formats of the a format, the b format, and the c format, and the infrared remote control codes of the three sets of formats respectively correspond to the A model, the B model, and the C model television.

Referring to FIG. 3 , the display unit 50 is configured to display a gesture guiding interface, where the content of the gesture guiding interface includes a function operation instruction and a corresponding gesture icon, for example, increase A gesture icon represented by functions such as volume 51, volume down 52, previous channel 53, next channel 54, lock 55, and the like. The lock 55 is used to lock the gesture sensing unit 20 to prevent erroneous operation.

When the user presses the power-on button 10, the processing unit 30 receives the power-on signal and sends a power-on command to the coded chip 40. After receiving the power-on command, the coded chip 40 selects the a format, the b format, and the c format according to the power-on command. The infrared remote control code is turned on, and the infrared emission unit 60 is driven to emit three corresponding infrared signals according to the three formats of the startup infrared remote control code. If the booting infrared remote control code of the b format causes the television 200 to be turned on, the processing unit 30 sets the infrared control code of the b format to be effective, and simultaneously drives the display unit 50 to display the gesture guiding interface, completing the booting of the television 200 and initializing the gesture remote control device 100. .

When the user performs a gesture remote control, the user needs to make a gesture within the sensing range of the light sensor 21. For example, when the user wants to perform the next channel 54 operation on the television, the user makes a corresponding gesture according to the gesture guidance interface. After the sensor 21 captures the gesture image, the gesture recognition unit 22 recognizes the image as a corresponding gesture action and outputs it to the processing unit 30. The processing unit 30 translates the gesture action into a corresponding function operation instruction, that is, an operation command to switch to the next channel. After receiving the next channel command, the coded chip 40 selects the next channel infrared remote control code in the b-format infrared remote control code that causes the current television to be turned on, and drives the infrared transmitting unit 60 to emit an infrared signal according to the next channel infrared remote control code. Thereby the remote control television 200 is tuned to the next channel.

In this embodiment, if the processing unit 30 cannot recognize the gesture of the user or cannot find a corresponding function operation instruction in the corresponding relationship according to the recognized gesture action, the processing unit 30 drives the display unit 50 to highlight or blink an error map. Show 56.

The gesture remote control device 100 described above gestures the user's gesture through the gesture sensing unit 20 The image signal is converted into a function operation command, and the function operation command is corresponding to a specific infrared remote control code, thereby controlling the infrared emission unit 60 to emit the infrared light to control the television 200. Therefore, the user can control the television 200 by gesture. The operation is simpler and more convenient.

It should be noted that the above-described embodiments are merely preferred embodiments of the present invention, and those skilled in the art can make other changes within the spirit of the present invention. All changes made in accordance with the spirit of the invention are intended to be included within the scope of the invention.

100‧‧‧ gesture remote control

200‧‧‧TV

Claims (4)

A gesture remote control device includes an infrared emitting unit, wherein the gesture remote control device further includes: a storage unit that stores a correspondence between a function operation instruction and a gesture action, and an infrared remote control code and an infrared remote control code and a function operation instruction Corresponding relationship; a gesture sensing unit for recognizing a gesture action input by the user; and a processing unit coupled to the sensing unit for using the correspondence between the function operation instruction stored in the storage unit and the gesture action The gesture action is translated into a corresponding function operation instruction; the coded chip is connected to the processing unit, and after the coded chip receives the operation instruction, the operation instruction is selected according to the correspondence between the function operation instruction stored in the storage unit and the infrared remote control code. Corresponding infrared remote control code, and driving the infrared transmitting unit to emit an infrared signal according to the infrared remote control code; wherein the infrared remote control code is divided into several groups, and each group of infrared remote control codes is used for remotely controlling a plurality of functions of a specific household appliance. The gesture remote control device of claim 1, wherein the sensing unit comprises a light sensor and a gesture recognition unit, and the light sensor is configured to capture a figure of an object located in front of the light sensor. For example, the gesture recognition unit determines a gesture motion based on an image of an object acquired by the light sensor. The gesture remote control device of claim 1, wherein the gesture remote control device further comprises a display unit for displaying a function operation instruction and a corresponding gesture icon. The gesture remote control device of claim 2, wherein the processing unit is further configured to drive the display when the gesture action of the user cannot be recognized or the corresponding function operation instruction cannot be found in the corresponding relationship according to the recognized gesture action. The unit displays a warning icon.