TW201407444A - Control panel and operation method of the same for controlling electronic apparatus - Google Patents

Abstract

A control panel operation method for controlling an electronic device is provided. The control panel operation method comprises the steps outlined below. A first light and a second light are respectively generated by a first and a second optical sensing modules of the control panel having a specific distance between them such that a first and a second reflected lights generated from a reflection of the first and the second lights according to a displacement of an object are sensed by the first and the second optical sensing modules to generate a first and a second sensing signals. A form of the displacement is determined according to the first and the second sensing signals. A control command is generated accordingly to control the electronic device. A control panel and an electronic device are disclosed herein as well.

Description

Control panel for controlling electronic device and operation method thereof

The present disclosure relates to a control technique for an electronic device, and more particularly to a control panel for controlling an electronic device and a method of operating the same.

A wide variety of electronic devices have been filled in people's lives to provide convenient services for humans. In order to enable the electronic device to operate by the user, the electronic device often needs to have a control panel on its outer casing as an interface for human-machine communication. The control panel will generally provide basic operating options for the power switch and electronics functions to allow the user to control the electronic device.

In recent years, some electronic devices have also adopted interfaces such as capacitive or resistive touch on the control panel to determine the use of touch position detection and relative position movement on the panel. The gesture of the person controls the electronic device by generating an instruction. However, in terms of cost and speed, capacitive or resistive touch interfaces are not the best option. The control panel only needs a relatively simple button function, so the interface with capacitive or resistive touch will have too high cost, and the long reaction time is also easy to cause shortcomings in operation speed.

Therefore, how to design a new control panel and its operation method for controlling an electronic device to overcome the above-mentioned shortcomings is an urgent problem to be solved in the industry.

Accordingly, one aspect of the present disclosure is to provide a control panel for controlling an electronic device. The control panel comprises: a first optical sensing module, a second optical sensing module and an identification module. The first optical sensing module is configured to generate a first light, and further sensing the first reflected light generated by the first light according to the displacement of the object to generate the first sensing signal. The second optical sensing module is spaced apart from the first optical sensing module by a specific distance for generating a second light, and further sensing the second reflected light generated by the second light according to the displacement of the object to generate a second sensing signal. The identification module is configured to identify a displacement form of the object relative to the first optical sensing module and the second optical sensing module according to the first sensing signal and the second sensing signal to generate a corresponding control instruction, and further control the electronic Device.

In accordance with an embodiment of the present disclosure, the displacement form includes a trajectory dependent displacement form and/or a time dependent displacement form.

According to another embodiment of the present disclosure, the trajectory-related displacement form includes a sequence and an orientation of the object displacement relative to the first optical sensing module and the second optical sensing module. The time-dependent displacement form includes the length of pressing time of the object relative to the first optical sensing module and the second optical sensing module, and the number of pressing times.

According to still another embodiment of the present disclosure, the arrangement direction between the first optical sensing module and the second optical sensing module is parallel to the horizontal placement direction of the electronic device.

According to still another embodiment of the present disclosure, the arrangement direction between the first optical sensing module and the second optical sensing module is at a specific angle with respect to a horizontal placement direction of the electronic device.

According to another embodiment of the present disclosure, the control panel further includes a third optical sensing module for generating a third light and further sensing a third reflected light generated by the third light according to the displacement of the object to generate a third sensing signal. The identification module identifies the displacement form of the object relative to the first, second, and third optical sensing modules according to the first, second, and third sensing signals to generate corresponding control commands to further control the electronic device.

Another aspect of the present disclosure is to provide a method of operating a control panel for causing a control panel to control an electronic device. The operation method of the control panel includes: generating a first light by the first optical sensing module of the control panel, so that the first optical sensing module further senses the first reflected light generated by the first light according to the displacement of the object to generate a first sense a second optical sensing module that causes the second optical sensing module to be at a specific distance from the first optical sensing module to generate a second light, so that the second optical sensing module further senses that the second light is generated according to the displacement of the object. The second reflected light generates a second sensing signal; the displacement form of the object relative to the first optical sensing module and the second optical sensing module is identified according to the first sensing signal and the second sensing signal; and according to the displacement form A corresponding control command is generated to further control the electronic device.

In accordance with an embodiment of the present disclosure, the displacement form includes a trajectory dependent displacement form and/or a time dependent displacement form.

According to another embodiment of the present disclosure, the trajectory-related displacement form includes a sequence and an orientation of the object displacement relative to the first optical sensing module and the second optical sensing module. The time-dependent displacement form includes the length of pressing time of the object relative to the first optical sensing module and the second optical sensing module, and the number of pressing times.

According to still another embodiment of the present disclosure, the control panel operation method is further included. The third optical sensing module of the control panel generates a third light, so that the third optical sensing module further senses the third reflected light generated by the third light according to the displacement of the object to generate a third sensing signal, and recognizes the displacement. The step of the form further includes identifying the displacement form of the object relative to the first, second, and third optical sensing modules according to the first, second, and third sensing signals to generate a corresponding control command to further control the electronic device.

Yet another aspect of the present disclosure is to provide an electronic device comprising: a plurality of functional modules and a control panel. The control panel comprises: a first optical sensing module, a second optical sensing module and an identification module. The first optical sensing module is configured to generate a first light, and further sensing the first reflected light generated by the first light according to the displacement of the object to generate the first sensing signal. The second optical sensing module is spaced apart from the first optical sensing module by a specific distance for generating a second light, and further sensing the second reflected light generated by the second light according to the displacement of the object to generate a second sensing signal. The identification module is configured to identify a displacement form of the object relative to the first optical sensing module and the second optical sensing module according to the first sensing signal and the second sensing signal to generate a corresponding control instruction, and further control the electronic The functional module of the device.

In accordance with an embodiment of the present disclosure, the displacement form includes a trajectory dependent displacement form and/or a time dependent displacement form.

According to another embodiment of the present disclosure, the trajectory-related displacement form includes a sequence and an orientation of the object displacement relative to the first optical sensing module and the second optical sensing module. The time-dependent displacement form includes the length of pressing time of the object relative to the first optical sensing module and the second optical sensing module, and the number of pressing times.

The advantage of applying the disclosure is that the first light through the control panel After the sensing module and the second optical sensing module quickly sense the object, the identification module recognizes the displacement form to generate a control command, thereby controlling the electronic device, and easily achieves the above purpose.

Please refer to Figure 1. FIG. 1 is a block diagram of an electronic device 1 according to an embodiment of the disclosure. The electronic device 1 includes a control panel 10 and a plurality of function modules 12. The control panel 10 can generate a control command 11 according to the operation of an object such as a finger to control the function module 12 in the electronic device 1. In various embodiments, the electronic device 1 can be a physical projector or other electronic device.

Please refer to Figure 2. FIG. 2 is a block diagram of the control panel 10 in an embodiment of the disclosure. The control panel 10 includes a first optical sensing module 100 , a second optical sensing module 102 , and an identification module 104 .

Please refer to Figures 3 and 4 at the same time. FIG. 3 is a plan view of the control panel 10 according to an embodiment of the disclosure. FIG. 4 is a side cross-sectional view of the first optical sensing module 100 according to an embodiment of the disclosure. In this embodiment, as shown in FIG. 3, the arrangement direction between the first optical sensing module 100 and the second optical sensing module 102 is at a specific angle with the horizontal placement direction 3 of the electronic device 1, and both A certain distance apart. In this embodiment, the first optical sensing module 100 can be implemented by, but not limited to, an optical finger navigation (OFN) module, and as shown in FIG. 4, includes: a first light source 40 and a first sense Detector 42.

The first light source 40 is used to generate the first light ray 41. The first sensor 42 is configured to sense the first reflected light 43 generated by the first light ray 41 according to the displacement of the object. A first sensing signal 101 as shown in FIG. 2 is generated. In one embodiment, the object can be a user's finger. When the user's finger passes through the specific direction or blocks the first light 41 in a pressed manner, the first reflected light 43 is correspondingly generated, and the first sensor 42 senses the change thereof to generate the first sensing. Signal 101. Similarly, in an embodiment, the second optical sensing module 102 can also be implemented by a second light source and a second sensor (not shown) in the manner similar to FIG. 4, and generated in the second light source. After the second light, the second reflected light generated by the second sensor according to the displacement of the object generates the second sensing signal 103 as shown in FIG. In one embodiment, the first optical sensing module 100 and the second optical sensing module 102 can further configure the lens 44 as shown in FIG. 4 to focus the reflected light and enhance the sensing of the sensor. effect.

Please refer to Figure 2 again. The identification module 104 is configured to identify the displacement of the object relative to the first optical sensing module 100 and the second optical sensing module 102 according to the first sensing signal 101 and the second sensing signal 103 to generate corresponding control. The command 11 further controls the function module 12 of the electronic device 1 in FIG. In an embodiment, the control panel 10 further includes a data library 106 for storing a plurality of displacement forms of data and a plurality of command data (not shown). The identification module 104 can be configured according to the first optical sensing module 100 and the second optical The sensing module 102 compares the sensing result of the object displacement with the displacement form data in the database 106 to identify the displacement form, and extracts the instruction data from the database 106 according to the displacement form to further generate the control instruction 11.

In one embodiment, the displacement of the object relative to the first optical sensing module 100 and the second optical sensing module 102 includes a trajectory-dependent displacement shape. And/or time dependent displacement forms. The trajectory-related displacement form includes the order and direction of the object displacement relative to the first optical sensing module 100 and the second optical sensing module 102. For example, in the sequential sensing, the user's finger may pass through the first optical sensing module 100 and then pass through the second optical sensing module 102, and may first pass through the second optical sensing module 102. After passing through the first optical sensing module 100 or the two fingers, the first optical sensing module 100 and the second optical sensing module 102 are simultaneously passed through. In the sensing of the direction, the first optical sensing module 100 and the second optical sensing module 102 can respectively sense at least the object displacement in the horizontal direction and the vertical direction.

The time-dependent displacement form includes the length of the pressing time of the object relative to the first optical sensing module 100 and the second optical sensing module 102 and the number of pressing times. For example, in the sensing of the length of the pressing time, the first optical sensing module 100 and the second optical sensing module 102 can sense the pressing exceeding or less than a certain length of time by the time when the light is blocked. On the sensing of the number of pressing times, the first optical sensing module 100 and the second optical sensing module 102 can determine the number of times the object is pressed by the number of times the light is blocked.

Please refer to pictures 5A to 5H. 5A to 5H are schematic diagrams showing examples of displacement forms of the object relative to the first optical sensing module 100 and the second optical sensing module 102 in an embodiment of the disclosure. In FIG. 5A, the displacement of the object relative to the first optical sensing module 100 and the second optical sensing module 102 is an arc shape, which may be respectively performed by the first optical sensing module 100 and the second optical sensing. The module 102 senses the displacement in the horizontal direction and the displacement in the vertical direction, and is recognized by the identification module 104, and generates a zoom in control command 11. In FIG. 5B, the object is opposite to the first optical sensing module 100 and the second optical sensing module The displacement pattern of the group 102 is one of the arcs opposite to the 5A map, and can be recognized by the identification module 104 to generate a zoom out control command 11.

5C, 5D, and 5E, respectively, the object is only pressed by the first optical sensing module 100, only the second optical sensing module 102 is pressed, and the first optical sensing module 100 is simultaneously pressed and The displacement form of the second optical sensing module 102 can be recognized by the identification module 104 to generate control commands 11 for "expanding menu", "input" and "autofocus" respectively. 5F, 5G, and 5H, respectively, the object passes through the first optical sensing module 100 in the vertical direction, the second optical sensing module 102 in the vertical direction, and the first optical direction in the horizontal direction. The displacement form of the sensing module 100 is recognized by the identification module 104, and the control commands 11 of "automatic shooting", "rotation" and "stationary" are respectively generated.

It should be noted that the foregoing embodiment is only an example, the first optical sensing module 100 and the second optical sensing module 102 can recognize more different displacement forms, and the displacement form can be corresponding to different instructions. Adjustments are made with actual conditions and are not limited by the above embodiments.

Therefore, by the configuration of the control panel 10, the mechanism for facilitating the input operation and controlling the electronic device 1 can be achieved while the cost of the control panel 10 is greatly reduced. Moreover, the first optical sensing module 100 and the second optical sensing module 102 implemented by the optical finger navigation module can have 250 microseconds, which requires about 10 milliseconds of reaction time compared to a general capacitive touch panel. Fast response time for better handling. It should be noted that in other embodiments, the first optical sensing module 100 and the second optical sensing module 102 may also be implemented in other possible manners, which is not the above embodiment. Limited by the optical finger navigation module.

Please refer to Figure 6 and Figure 7. 6 and 7 are top views of the control panel 10 in an embodiment of the present disclosure. As shown in FIG. 6 , in an embodiment, the arrangement direction between the first optical sensing module 100 and the second optical sensing module 102 is parallel to the horizontal placement direction of the electronic device 1 . In another embodiment, the arrangement direction between the first optical sensing module 100 and the second optical sensing module 102 may also be perpendicular to the horizontal placement direction of the electronic device 1 . In such a geometric configuration, there will be different ways of presenting the form of object displacement. As shown in FIG. 7 , in the embodiment, the control panel 10 further includes a third optical sensing module 70 similar to the first optical sensing module 100 and the second optical sensing module 102 to generate the first The three rays are sensed by the displacement of the object to generate a third reflected light and then sensed to generate a third sensing signal. In the case of configuring three optical sensing modules, more different displacement form possibilities can be added, and the type of control commands 11 that the identification module 104 can generate accordingly will also increase, and the control complexity will be higher. Electronic device 1.

Please refer to Figure 8. FIG. 8 is a flow chart of a control panel operation method 800 in the present disclosure. The control panel operation method 800 can be applied to the control panel 10 as shown in FIG. 2 to control the electronic device 1. The control panel operation method 800 includes the following steps (it should be understood that the steps mentioned in the present embodiment can be adjusted according to actual needs, except for the order in which the sequence is specifically stated, or even simultaneously or partially simultaneously. ).

In step 801, the first optical sensing module 100 of the control panel 10 generates the first light ray 41, so that the first optical sensing module 100 further senses the first reflected light 43 generated by the first ray 41 according to the displacement of the object. Produce first Sensing signal 101.

In step 802, the second optical sensing module 102 that causes the control panel 10 to be separated from the first optical sensing module 100 by a specific distance generates a second light, so that the second optical sensing module 102 further senses the second light. The second reflected signal 103 is generated according to the second reflected light generated by the displacement of the object.

In step 803, the identification module 104 identifies the displacement form of the object displacement relative to the first optical sensing module 100 and the second optical sensing module 102 according to the first sensing signal 101 and the second sensing signal 103.

In step 804, the identification module 104 determines whether the corresponding displacement form data is found in the database 106. When no matching displacement form data is found, the identification module 104 will display an error message or not react in step 805 until the next object displacement is sensed.

When the matching displacement form data is found, in step 806, the identification module 104 will generate a corresponding control command 11 according to the displacement form to further control the electronic device 1.

The present disclosure has been disclosed in the above embodiments, but it is not intended to limit the disclosure, and any person skilled in the art can make various changes and refinements without departing from the spirit and scope of the disclosure. The scope of protection of the disclosure is subject to the definition of the scope of the patent application.

1‧‧‧Electronic device

10‧‧‧Control panel

100‧‧‧First optical sensing module

101‧‧‧First sensing signal

102‧‧‧Second optical sensing module

103‧‧‧Second sensing signal

104‧‧‧ Identification Module

106‧‧‧Database

11‧‧‧Control instructions

12‧‧‧ function module

3‧‧‧ horizontal placement

40‧‧‧First light source

41‧‧‧First light

42‧‧‧first sensor

43‧‧‧First reflected light

44‧‧‧ lens

70‧‧‧ Third Optical Sensing Module

800‧‧‧Control panel operation method

801-806‧‧‧Steps

The above and other objects, features, advantages and embodiments of the present disclosure will be more apparent and understood. The description of the drawings is as follows: FIG. 1 is an embodiment of an electronic device in an embodiment of the disclosure. FIG. 2 is a block diagram of a control panel in an embodiment of the disclosure; FIG. 3 is a top view of the control panel in an embodiment of the disclosure; A side cross-sectional view of the first optical sensing module; and FIGS. 5A-5H are examples of displacement forms of the object relative to the first optical sensing module and the second optical sensing module, respectively, in an embodiment of the disclosure FIG. 6 and FIG. 7 are respectively a plan view of a control panel according to an embodiment of the disclosure; and FIG. 8 is a flow chart of a method for operating a control panel according to the disclosure.

800‧‧‧Control panel operation method

801-806‧‧‧Steps

Claims (13)

A control panel for controlling an electronic device, the control panel comprising: a first optical sensing module for generating a first light, further sensing that the first light generates a first reflection according to an object displacement The light generates a first sensing signal; a second optical sensing module is spaced apart from the first optical sensing module by a specific distance for generating a second light, and further sensing the second light according to the object Displacement generates a second reflected light to generate a second sensing signal; and an identification module configured to identify the object displacement relative to the first optical sensing mode according to the first sensing signal and the second sensing signal The group and the second optical sensing module are in a displacement form to generate a corresponding one of the control commands to further control the electronic device. The control panel of claim 1, wherein the displacement form comprises a trajectory dependent displacement form and/or a time dependent displacement form. The control panel of claim 2, wherein the trajectory-related displacement form comprises a sequence of the object displacement relative to the first optical sensing module and the second optical sensing module, and a direction, the time-dependent displacement The form includes a length of pressing time of the object relative to the first optical sensing module and the second optical sensing module, and a number of pressing times. The control panel of claim 1, wherein the first optical sense One of the arrangement between the test module and the second optical sensing module is parallel to a horizontal placement direction of one of the electronic devices. The control panel of claim 1, wherein one of the first optical sensing module and the second optical sensing module is aligned at a specific angle with respect to a horizontal placement direction of the electronic device. The control panel of claim 1, further comprising a third optical sensing module for generating a third light and further sensing that the third light generates a third reflected light according to the displacement of the object. a three-sensing signal, wherein the identification module identifies the displacement of the object relative to the first, second, and third optical sensing modules according to the first, second, and third sensing signals To further generate the corresponding control command to further control the electronic device. A control panel operating method for controlling a control panel to control an electronic device, the control panel operating method comprising: causing a first optical sensing module of the first optical sensing module of the control panel to generate the first optical sensation The measuring module further senses that the first light generates a first sensing signal according to one of the first reflected lights generated by the displacement of the object; and the control panel is separated from the first optical sensing module by a specific distance. The optical sensing module generates a second light, so that the second optical sensing module further senses that the second light generates a second sensing signal according to the displacement of the object, and generates a second sensing signal according to the second a sensing signal and the second sensing signal identify the object Displacement relative to one of the first optical sensing module and the second optical sensing module; and generating a corresponding one of the control commands according to the displacement form to further control the electronic device. The control panel of claim 7, wherein the displacement form comprises a trajectory dependent displacement form and/or a time dependent displacement form. The control panel operation method of claim 8, wherein the trajectory-related displacement form comprises a sequence of the object displacement relative to the first optical sensing module and the second optical sensing module, and a direction, wherein the The time-dependent displacement form includes a length of pressing time of the object relative to the first optical sensing module and the second optical sensing module, and a number of pressing times. The control panel operation method of claim 7, further comprising: generating a third light by the third optical sensing module of the control panel, so that the third optical sensing module further senses the third light And generating a third sensing signal according to the third reflected light generated by the displacement of the object, the step of identifying the displacement form further comprises: identifying the object displacement relative to the first according to the first, the second, and the third sensing signals And the displacement form of the second and the third optical sensing modules to generate corresponding control commands to further control the electronic device. An electronic device comprising: a plurality of function modules; and a control panel comprising: a first optical sensing module for generating a first light, further sensing that the first light generates a first reflected light according to an object displacement a second optical sensing module, at a specific distance from the first optical sensing module, for generating a second light, further sensing that the second light is generated according to the displacement of the object The second reflected light generates a second sensing signal; and an identification module is configured to identify the object displacement relative to the first optical sensing module and the first according to the first sensing signal and the second sensing signal The two optical sensing modules are in a displacement form to generate a corresponding one of the control commands to further control the functional modules of the electronic device. The electronic device of claim 11, wherein the displacement form comprises a trajectory dependent displacement form and/or a time dependent displacement form. The electronic device of claim 12, wherein the trajectory-related displacement form comprises a sequence of the object displacement relative to the first optical sensing module and the second optical sensing module, and a direction, wherein the time correlation The displacement form includes a length of pressing time of the object relative to the first optical sensing module and the second optical sensing module, and a pressing time.