TWI601941B - Electronic device and weighing method - Google Patents

Description

Electronic device and weighing method

The present invention relates to an electronic device, and more particularly to an electronic device having a weighing function and a touch function, and a weighing method thereof.

The current electronic weighing products usually support the weighing function and the display function. When the item to be tested is placed in the weighing area of the electronic weighing product, the user can judge the item to be tested according to the value displayed by the electronic weighing product. weight. In this general operation mode, the user's interaction with the electronic weighing product during the weighing process is limited to placing the object to be tested and reading the value. Therefore, there is a need for an electronic device and a weighing method capable of determining whether or not to perform a weighing function, and providing a weighing function and a touch display function, thereby providing a user with more operation modes.

An embodiment of the present invention provides an electronic device including a touch display device and a measuring pad. The touch display device includes a processor and a touch display panel, wherein the touch display panel includes a plurality of touch electrodes and a plurality of pressure sensors. The measuring pad can be placed on the touch display panel. When the processor detects that the first area of the touch display panel meets at least one specific condition, determining that the measurement pad has been placed on the first area of the touch display panel, and driving the touch The display panel is controlled to perform the weighing function in the first area in cooperation with the measuring pad. Among them, the above to One less specific condition includes that the electric field strength in the first region described above conforms to a predetermined electric field strength.

An embodiment of the present invention provides a weighing method, wherein the weighing method includes: detecting, by a processor of a touch display device, a touch display panel of the touch display device; When the first display area of the touch display panel meets at least one specific condition, it is determined that a measurement pad has been placed on the first area of the touch display panel; and the touch display panel is driven by the processor to cooperate with the above The measuring pad performs a weighing function in the first area described above. Wherein the at least one specific condition comprises the electric field strength in the first region conforming to a predetermined electric field strength.

100‧‧‧Electronic devices

110‧‧‧Touch display device

111‧‧‧Touch display panel

112‧‧‧ processor

120‧‧‧Measurement pad

11‧‧‧Touch electrode

12‧‧‧ Pressure Sensor

201‧‧‧ glass

210, 220, 230‧‧‧ touch electrode group

211, 221, 231‧‧‧ transmit touch electrodes

212, 222, 232‧‧‧ receiving touch electrodes

301‧‧‧Touch electrode group

320, 401‧‧‧ first area

402‧‧‧Touch display area

403‧‧‧Inactive operating area

501‧‧‧Touch electrode group

510, 520‧‧‧ measuring pads

511‧‧‧ first area

512‧‧‧Second area

600‧‧‧ Flowchart

601-605‧‧‧Steps

701‧‧‧Measurement pad

702‧‧‧Touch display area

703‧‧‧Measurement zeroing option

800‧‧‧ container

801‧‧‧Second area

A1, B1‧‧‧ materials

900‧‧‧ Container

901‧‧‧Second area

A2‧‧‧Materials

1A is a schematic diagram of an electronic device according to an embodiment of the invention; FIG. 1B is a schematic diagram of a touch display device according to an embodiment of the invention; FIG. 2A is a view of a touch display panel according to an embodiment of the invention 2B is a schematic diagram of a touch display panel and a measurement pad according to an embodiment of the invention; FIG. 3A is a schematic diagram of an electronic device according to an embodiment of the invention; FIG. 3B is a diagram of an embodiment of the invention 4A-4B is a schematic diagram of a touch display panel according to an embodiment of the invention; FIG. 5A is a schematic diagram of an electronic device according to an embodiment of the invention; FIG. 5B is a schematic diagram of the electronic device according to an embodiment of the present invention; A schematic diagram of a touch display panel according to an embodiment of the invention; FIG. 6 is a flow chart of a weighing method according to an embodiment of the invention; Figure 7 is a schematic view of a weighing operation according to an embodiment of the present invention; Figures 8A-8D are schematic views of weighing operation according to an embodiment of the present invention; and Figures 9A-9B are diagrams of a scale according to an embodiment of the present invention Schematic diagram of re-operation.

The above described objects, features and advantages of the present invention will become more apparent from the description of the appended claims.

FIG. 1A is a schematic diagram of an electronic device 100 in accordance with an embodiment of the present invention. The electronic device 100 includes a touch display device 110 and a measurement pad 120. The touch display device 110 includes a touch display panel 111, and the measurement pad 120 can be placed on the touch display panel 111. In this embodiment, when the touch display device 110 determines that the measurement pad 120 has been placed on the touch display panel 111, the touch display device 110 is then executed on a region of the touch display panel 111 relative to the measurement pad 120. The weighing function, in turn, measures the weight of the item to be tested placed on the measuring pad 120.

As shown in FIG. 1B , the touch display device 110 further includes a processor 112 , and the touch display panel 111 includes at least one touch electrode (eg, the touch electrode 11 ) and at least one pressure sensor (eg, pressure sensing) 12). The processor 112 can receive the touch electrodes of the touch display panel 111 and the signals detected by the pressure sensor, and perform corresponding functions, such as a touch function or a weighing function, according to the signals. In some embodiments, the pressure sensor 12 can include a side pressure panel or a face pressure panel, although the invention is not so limited. In some embodiments, the overall size of the plurality of pressure sensors 12 may also be slightly larger than the touch display panel 111 for detection. In some embodiments, the processor 112 can Including pressure sensing integrated circuit, touch integrated circuit or system display and processing circuit.

FIG. 2A to FIG. 2B illustrate an operation mechanism of the touch display device 110 detecting whether the measurement pad 120 is placed on the touch display panel 111. FIG. 2A is a schematic diagram of the touch display panel 111 according to an embodiment of the invention, and the invention is not limited thereto. In this embodiment, the touch display panel 111 includes a glass 201 and a touch electrode group 210, 220, 230. The touch electrode group 210 has a transmitting end touch electrode 211 and a receiving end touch electrode 212; The group 220 has a transmitting end touch electrode 221 and a receiving end touch electrode 222; and the touch electrode group 230 has a transmitting end touch electrode 231 and a receiving end touch electrode 232. In this embodiment, the electric field received by the receiving end touch electrodes 212, 222, 232 (for example, the electric field E1 to the electric field E5 shown in FIG. 2A) is greater than a predetermined electric field strength. In this embodiment, when the equivalent pad 120 is placed on the touch display panel 111 (as shown in FIG. 2B), the electric fields E2 to E4 are affected by the measurement pad 120, resulting in the receiving end touch electrode 212. The intensity of the electric field received by the 222 changes, thereby changing the electric field strength detected by the touch electrode groups 210 and 220. The touch display device 110 can detect the electric field change of the touch display panel 111 through the processor 112. If the electric field intensity of the touch display panel 111 meets the predetermined electric field strength (for example, less than, equal to or less than or equal to The predetermined electric field strength is determined to be placed on the above-mentioned area of the touch display panel 111. In some embodiments, the measurement pad 120 includes a material that affects the distribution of the electric field, such as a conductive material such as conductive plastic, metal, or water. In some embodiments, the predetermined electric field strength described above can be 1700 Newtons/Coulomb (N/C). In some embodiments, the predetermined electric field strength may be represented by an equivalent unit or other non-specific unit values to Further signal or data processing is performed in the touch display device 110.

Specifically, the manner in which the touch display device 110 and the measurement pad 120 cooperate is as shown in FIGS. 3A to 3B. In FIG. 3A, the measurement pad 120 is placed on the touch display panel 111, and under the influence of the measurement pad 120, the plurality of touch electrode groups of the touch display panel 111 (for example, the touch of FIG. 3B) A portion of the electrode group 301) is affected by the measurement pad 120 to detect an electric field that conforms to a predetermined electric field strength. As shown in FIG. 3B, the measurement pad 120 placed on the touch display panel 111 is such that the electric field intensity in the first region 320 of the touch display panel 111 conforms to the predetermined electric field strength. In this case, the processor 112 detects that the electric field intensity in the first region 320 conforms to the predetermined electric field strength, and drives the touch display panel 111 to cooperate with the measurement pad 120 to perform the weighing function in the first region 320. In some embodiments, the weight of the measurement pad 120 is a predetermined specific weight, so when the processor 112 performs the above-described weighing function in the first area 320, the weight calibration can be performed according to the specific weight described above (for example, the weight is initialized to one). The specific value or the measured value is reset to zero), thereby eliminating the influence of the weight of the measuring pad 120 on the weighing operation. In some embodiments, the processor 112 determines that the electric field strength in the first region 320 matches the predetermined electric field strength and the shape of the first region 320 matches a predetermined shape (for example, the length shown in FIG. 3B is three groups). The touch electrode group and the rectangle formed by the two groups of touch electrode groups drive the touch display panel 111 to perform the weighing function in the first region 320 with the measuring pad 120. The predetermined shape may be a circle. Shape, rectangle, or any predetermined shape.

Based on the above operation mechanism, the electronic device 100 provided by the present invention can determine whether the weighing function is enabled by determining whether the measurement pad 120 is placed on the touch display panel 111. Due to the touch display surface of the electronic device 100 The board 111 defines an area for performing the weighing function through the measuring pad 120. Therefore, the user can place the measuring pad 120 on the touch display panel 111 of the electronic device 100 according to his own needs, thereby selecting and performing the weighing function. The location of the area. In addition, since the weight of the measurement pad 120 can be pre-designed, the electronic device 100 can easily perform weight calibration based on the weight of the measurement pad 120 when performing the above-described weighing function. In addition, in some embodiments, when the electronic device 100 performs the weighing function, the plurality of pressure sensors in the first region 320 of the touch display panel 111 can be detected together due to the weighing operation through the measurement pad 120. The weight data is used to obtain multi-point detection and sufficient weight data. In some embodiments, since the weight calibration can be easily performed by performing the weighing operation through the measurement pad 120, the weighing error that may be generated by the deformation of the touch display panel 111 can also be placed through the measurement pad 120 and calibrated. And can be ruled out.

FIG. 4A is a schematic diagram of the touch display panel 111 according to an embodiment of the invention. In this embodiment, the measurement pad 120 is placed on the touch display panel 111, and the processor 112 performs the weighing function in the first area 401 based on the electric field strength detection result of the touch display panel 111. In addition, the processor 112 further sets the second area 402 of the touch display panel 111 as a touch display area, and performs a touch function and a display function in the second area 402. In this embodiment, the processor 112 simultaneously performs the weighing function in the first area 401 and performs the above-described touch function and the above display function in the second area 402, and the processor 112 displays the relevant information in the second area 402. The above weighing function or the image information of the above touch function, such as the weighing option and the weight value of the object to be tested. In some embodiments (as shown in FIG. 4B), the processor 112 further sets the third area 403 of the touch display panel 111 as an idle operation area. The third area 403 has a predetermined area and is disposed at the The periphery of an area 401, and the processor 112 does not perform the above-described weighing function in the third area 403, to avoid erroneous actions in the vicinity of the first area 401 (i.e., the third area 403) affecting the weighing result. In some embodiments, the processor 112 sets an area other than the first area 401 of the touch display panel 111 as the touch display area. In some embodiments, the processor 112 sets the first area 401 of the touch display panel 111 and the area other than the third area 403 as the touch display area.

In some embodiments, the electronic device provided by the present invention may include a plurality of pads, as shown in FIGS. 5A-5B. In FIG. 5A, the measurement pads 510 and 520 are placed on the touch display panel 111. The processor 112 defines the first area 511 on the touch display panel 111 according to the electric field strength detection result of the touch display panel 111. The second area 521 performs a weighing function as shown in Fig. 5B. In some embodiments, the processor 112 sets the first area 511 of the touch display panel 111 and the area other than the second area 521 as a touch display area, and performs a touch function in the touch display area. Display function.

Figure 6 is a flow chart 600 of a weighing method in accordance with an embodiment of the present invention. In step 601, a touch display device does not perform the weighing function, and the flow proceeds to step 602. In step 602, a processor of the touch display device detects whether the touch display panel of the touch display device has an electric field intensity in accordance with a predetermined electric field strength. If yes, the process proceeds to step 603; if not, the process proceeds to step 601. In step 603, the processor determines that a measuring pad has been placed on the area of the touch display panel, and the processor drives the touch display panel to perform the weighing function in the area in cooperation with the measuring pad. The flow proceeds to step 604. In step 604, the processor performs weight calibration based on a specific weight of the measurement pad, and the process proceeds to the step. 605. In step 605, the touch display device detects the weight in the area.

FIG. 7 is a schematic diagram of a weighing operation according to an embodiment of the present invention, which can be applied to the touch display device 110 of FIG. In this embodiment, the processor 112 of the touch display device 110 determines that the measurement pad 701 has been placed on the touch display panel 111 based on the electric field strength detection result of the touch display panel 111, and further the touch display panel. The weighing function is performed in a first region of one of the measuring pads 701, and the weight is calibrated according to a specific weight of the measuring pad 701. In this embodiment, the processor 112 performs a touch function and a display function in the second area 702. As shown in FIG. 7 , when the processor 112 detects the object to be tested on the measurement pad 701 through the touch display panel 111 and meets the target weight of the first item (that is, the material shown in FIG. 7 ) A 100 grams (g) of A, the measurement status of the first item will be marked with a tick symbol. At this time, the user can touch the measurement zero return option 703, thereby zeroing the measurement data of the processor 112, and further detecting whether the object to be tested above the measurement pad 701 reaches the target weight of the second item. (ie 500 g (g) of material B shown in Figure 7). In this embodiment, the electronic device composed of the touch display device 110 and the measuring pad 701 can simultaneously provide the weighing function, the touch function and the display function, thereby providing a user with a plurality of weighing operation modes.

8A-8D are side views of a weighing operation and a corresponding top view of the touch display panel and the measuring pad according to an embodiment of the present invention. It can be applied to the electronic device 100 of Fig. 1. In this embodiment, the processor 112 of the touch display device 110 determines that the measurement pad 120 has been placed on the touch display panel 111 based on the electric field strength detection result of the touch display panel 111, and then the touch display panel. Performing a weighing function in a first area of one of the measuring pads 120, and depending on the amount A specific weight of the test pad 120 is weight calibrated. In this embodiment, the processor 112 performs a touch function and a display function in the second area 801. In Fig. 8A, the processor 112 uses the measured weight of the container 800 (e.g., 200 grams (g)) as a reference, thereby performing the next weight measurement. As shown in FIG. 8B, when the processor 112 detects that the weight change of the item to be tested meets the target weight of the first item (that is, the weight of the item to be tested becomes 300 grams (g), in other words, The weight change is 100 grams (g)), and the measurement status of the first item will be marked with a tick symbol. Next, as shown in FIG. 8C, the processor 112 displays the target weight of the second item in the second area 801 while measuring the weight change based on the previously measured weight (ie, 300 grams (g)). As shown in FIG. 8D, when the processor 112 detects that the weight change based on the weight measured last time meets the target weight of the second item, that is, the weight of the item to be tested becomes 900 grams (g), In other words, the weight change is 600 grams (g), and the measurement state of the second item above will be marked with a tick symbol. In this embodiment, the processor 112 can detect the weight change between the currently measured weight and the previously measured weight in the first area, and display the related image information in the second area 801. In this embodiment, the electronic device 100 can provide continuous weighing functions, touch functions, and display functions at the same time, thereby providing a user with a variety of weighing operations.

9A-9B are side views of a weighing operation and a corresponding top view of the touch display panel and the measuring pad according to an embodiment of the present invention. It can be applied to the electronic device 100 of Fig. 1. In this embodiment, the processor 112 of the touch display device 110 determines that the measurement pad 120 has been placed on the touch display panel 111 based on the electric field strength detection result of the touch display panel 111, and then the touch display panel. Performing a weighing function in a first area of one of the measuring pads 120, and depending on the amount A specific weight of the test pad 120 is weight calibrated. In this embodiment, the processor 112 performs a touch function and a display function in the second area 901. In Fig. 9A, the processor 112 detects that the total weight of the article to be tested (i.e., the container 900 containing the material A2) is 500 grams, and displays the measurement information of the article to be tested in the second region 901. At this time, the processor 112 takes the measured total weight of the above-mentioned object to be tested (for example, 500 gram) as a reference, thereby performing the next weight measurement. In some embodiments, the measurement information may include at least a measurement time, a measured weight, or a weight change between different measurements. In Fig. 9B, the material A2 in the container 900 is reduced by a portion, and the processor 112 detects that the total weight of the article to be tested is 450 grams. At this time, the processor 112 displays the weight change between the currently measured weight and the previously measured weight in the second area 901, and simultaneously displays the measurement time. In this embodiment, the contents of Figures 9A-9B can be applied to record the change in weight and the time at which the weight change occurs, thereby providing a historical record of weight changes. For example, the contents of Figures 9A-9B can be used to record the amount of drinking water and drinking time of pregnant women or children, or to record the usage and use time of edible oil, and can also be applied to other similar operations. In this embodiment, the electronic device 100 can provide continuous weighing functions, touch functions, and display functions at the same time, thereby providing a user with a variety of weighing operations.

The present invention has been described above with reference to the preferred embodiments thereof, and is not intended to limit the scope of the present invention, and the invention may be modified and modified without departing from the spirit and scope of the invention. The scope of the invention is defined by the scope of the appended claims.

100‧‧‧Electronic devices

110‧‧‧Touch display device

111‧‧‧Touch display panel

112‧‧‧ processor

120‧‧‧Measurement pad

Claims (13)

An electronic device includes: a touch display device comprising a processor and a touch display panel, wherein the touch display panel comprises a plurality of touch electrodes and a plurality of pressure sensors; and a measuring pad can be placed on In the touch display panel, when the processor detects that the touch display panel has a first area that meets at least one specific condition, determining that the measurement pad has been placed on the touch display panel And driving the touch display panel to cooperate with the measuring pad to perform a weighing function in the first area; wherein the at least one specific condition comprises that the electric field strength in the first area conforms to a predetermined electric field strength. The electronic device of claim 1, wherein the at least one specific condition further comprises that the shape of the first region matches a predetermined shape. The electronic device of claim 1, wherein when the processor performs the weighing function, the processor performs weight calibration according to a specific weight of the measuring pad. The electronic device of claim 1, wherein when the processor performs the weighing function, the processor sets a second region outside the first region of the touch display panel as a Touching the display area, and performing a touch function and a display function in the second area. The electronic device of claim 4, wherein when the processor performs the weighing function, the processor sets a third region outside the first region of the touch display panel as one An idle operating area, the third area is provided a predetermined area and disposed at a periphery of the first area; wherein the processor does not perform the weighing function in the third area. The electronic device of claim 4, wherein when the processor performs the weighing function, the processor simultaneously performs the touch function and the display function in the second area; wherein the processing The device displays image information about the weighing function or the touch function in the second area. A method for weighing a touch display panel is detected by a processor of a touch display device; and the processor detects that the touch display panel has a first area that meets at least one In a specific condition, determining that a measuring pad has been placed on the first area of the touch display panel; and driving the touch display panel through the processor to perform weighing on the first area in cooperation with the measuring pad The function; wherein the at least one specific condition comprises the electric field strength in the first region conforming to a predetermined electric field strength. The weighing method of claim 7, wherein the at least one specific condition further comprises that the shape of the first region matches a predetermined shape. The weighing method of claim 7, further comprising: performing a weight calibration by the processor according to a specific weight of the measuring pad when the processor performs the weighing function. The weighing method of claim 7, further comprising: when the processor performs the weighing function, displaying the touch through the processor A second area outside the first area of the display panel is disposed as a touch display area, and a touch function and a display function are performed in the second area. The weighing method of claim 10, further comprising: when the processor performs the weighing function, transmitting a third area outside the first area of the touch display panel through the processor The idle operation area is provided with a predetermined area and is disposed at a periphery of the first area; wherein the processor does not perform the weighing function in the idle operation area. The weighing method of claim 10, further comprising: when the processor performs the weighing function, simultaneously performing the touch function and the display function in the second area through the processor; And displaying, by the processor, image information about the weighing function or the touch function in the second area. The weighing method of claim 7, further comprising: detecting, by the processor, the current measured weight and the previously measured weight in the first area when the processor performs the weighing function The weight change between.