TWI568995B - A device and method for mobile scales - Google Patents

Description

Apparatus and method for actionable scale

The present invention relates to the field of a mobile device, and more particularly to an apparatus and method for a mobile scale.

Generally speaking, if you go shopping, you usually use the store's scale to weigh the object, but there may be a loss of metrics. If you want to weigh yourself, you must use an electronic scale, but the electronic scale is not good. Carry.

The invention provides a device and a method for the actionable scale, which can not only achieve the purpose of the weight scale of the mobile scale, but also the angle sensing component (such as the two-axis accelerometer, three-axis) disposed in the action unit. The yaw angle of the accelerometer or the gyroscope (G-sensor) is used to estimate the weight of the item, so that the user can achieve the purpose of confirming the weight of the item by simply operating the action unit and the application software during shopping to avoid shopping. Loss in metrics.

The invention provides a device for a mobile scale, comprising a mobile unit whose longitudinal direction is parallel to the ground, and the upper side of the mobile unit has at least one first tie point spaced apart from each other near the central left side of the long axis. The lower side of the action unit has at least one second tying point away from the central left side of the long axis direction, and the action unit has an application software built therein, and the application software stores a comparison table, the comparison table includes at least the At least a corresponding alignment between the position of the first tie point, the at least one second tie point position, the yaw angle, and the weight value of the object; an angle sensing element disposed in the action unit; a sling, one end of which is detachably attached to the at least one first tying point, the other end is suspended from a fixing element or a hand; and a second sling, one end of which is rotatably tied to the at least one The second tie node, the other end is for a weighing scale object to hang Wherein the position of the at least one first tying point and the at least one second tying point is input to the application software, and the second sling is not tied to the object to be scaled, The angle sensor senses a first angle. When the second sling is tied to the object to be scaled, the action unit is yawed due to the weight of the object to be scaled, and the angle sensor senses a first At two angles, the application software calculates a yaw angle of the difference between the second angle and the first angle and compares the comparison table to compare a weight value of the object to be scaled.

In some embodiments, the mobile unit includes a mobile phone and a protective cover, the protective cover is wrapped around the mobile phone, and the at least one first tie point and the at least one second tie point are disposed on the protective case. .

In some embodiments, the mobile unit is a mobile phone, and the at least one first node and the at least one second node are disposed on the mobile phone.

In some embodiments, the angle sensing element is a two-axis accelerometer, a three-axis accelerometer, or a g-sensor.

In some embodiments, the at least one first tie point and the at least one second tie point are fine holes.

The present invention further provides a mobile scale method for a mobile scale device as described above, the method comprising: a data input step of: confirming that the first lanyard is tied to the position of the at least one first tie point and The weighing scale object is hung at a position of the at least one second tie point, and the position of the at least one first tie point and the at least one second tie point is input into the action unit; an angle measuring step: The angle sensing component senses the first angle when the second hoisting rope does not hang the object of the weighing scale, and then the angle sensing component senses the slinging component after the second sling is suspended a second angle; a data processing step: the application software calculates the yaw angle of the difference between the first angle and the second angle; and a display step of: positioning the at least one first node through the comparison table And comparing the position of the at least one second tie point and the yaw angle to obtain the weight value of the object to be scaled, and the weight value is displayed by the action unit.

In some embodiments, the data entry step includes inputting one per unit weight Unit price, in the display step, after obtaining the weight value, the application software calculates the price relative to the weight value and displays it by the action unit.

100‧‧‧Activated scales

1‧‧‧Action unit

11‧‧‧ first tie node

12‧‧‧Second node

2‧‧‧ Angle sensing components

3‧‧‧First sling

4‧‧‧Second sling

200‧‧‧ hands

300‧‧‧Weighing scale objects

Θ1‧‧‧ first angle

Θ2‧‧‧second angle

Θ3‧‧‧ yaw angle

S1~S4‧‧‧ according to the method of the invention

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing one side of a device for a mobile scale according to the present invention.

Figure 2 is a perspective view showing the other side of the apparatus of the movable measuring scale of the present invention.

Fig. 3 is a side view showing the first figure.

Fig. 4 is a side elevational view showing Fig. 2;

Fig. 5 is a view showing the apparatus of the movable measuring scale of the present invention in the form of a weighing scale.

Figure 6 is a flow chart showing the method of the movable scale of the present invention.

Referring to FIGS. 1 to 5, the apparatus 100 of the movable measuring scale of the present invention includes at least one action unit 1, an angle sensing element 2, a first sling 3, and a second sling 4. .

The mobile unit, the tablet computer, or the protective case covering the mobile phone, etc., is illustrated by the present invention, but is not limited thereto.

In use, the long axis direction of the action unit 1 is parallel to the ground, and the upper side of the action unit 1 (as shown in FIGS. 1 and 3) is adjacent to at least one first tie at the center left side of the long axis side. Point 11, the lower side of the action unit 1 (as shown in Figures 2 and 4) has at least one second tie point 12 away from the central left side of the long axis direction, wherein the present invention has three first knots The point and the three second line nodes are illustrated for the legend, but are not limited thereto.

The first node 11 and the second node 12 may be fine holes; when the mobile unit 1 is a mobile phone, the first node 11 and the second node 12 are formed on the mobile phone; When the protective case covers the mobile phone, the first tie node 11 and the second tie point 12 may be formed on the protective case.

The mobile unit 1 can have an application software built in, and the application software stores a comparison. The table, the comparison table includes at least a corresponding alignment between the position of the at least first tie point 11, the position of the at least one second tie point 12, the yaw angle, and the weight value of the object.

The angle sensing element 2 is disposed in the action unit 1; the angle sensing element 2 can be a two-axis accelerometer, a three-axis accelerometer, or a g-sensor.

One end of the first sling 3 is slidably attached to one of the first tying points 11 and the other end is suspended from a fixing member such as the hand 200 (as shown in FIG. 6) or the hook (not shown). One end of the second sling 4 is slidably attached to the second tying point 12, and the other end is attached to a weighing scale object 300.

Referring to FIG. 6 again, the steps of the method for the mobile scale of the present invention are respectively described as follows: data input step S1: confirming that the first sling 3 is tied to the selected first tying point 11 and waiting for The scale object 300 is hung at the position of the selected second tie point 12, and the positions of the first tie point 11 and the second tie point 12 are input to the action unit 1; the angle measurement step S2: the angle sensing element 2 When the second sling 4 does not hang the weighing scale object 300, the first angle θ1 is sensed, and then the angle sensing component 2 senses the second angle θ2 after the second sling 4 hangs the weighing scale component 300; Processing step S3: the application software calculates the yaw angle θ3 of the difference between the first angle θ1 and the second angle θ2; and the display step S4: the position of the first tying point 11 and the second tying point 12 are transmitted through the comparison table The position, and the yaw angle θ3 are compared to obtain the weight value of the object 300 to be weighed, and the weight value is displayed by the action unit 1.

The foregoing data input step S1 includes inputting a unit price per unit weight. In the display step S4, after obtaining the weight value, the application software calculates the relative price number of the weight value and displays it by the action unit 1.

In the above comparison table, the first node 11 can be represented by a1, a2, a3 , ..., etc., and the second node 12 can be represented by b1, b2, b3, ..., etc., and the weight value of the object can be w1. , w2, w3, ..., etc., and the comparison table can be represented by f(x, y, z) = w , where x represents the actual tie position of the first tie point 11, and y represents the second tie. Point 12 is the actual tie position, z represents the weight value of the object, and x {a1, a2, a3,...}, y {b1, b2, b3, ...}, z {0, w1, w2, w3, ...}, when z =0, it means that the second sling 4 is not hanging the weighing scale object.

Reading the yaw angle θ3 obtained after hanging the object 300 of the weighing scale, using existing estimation techniques (such as interpolation) and the established f ( x , y , z ) comparison table data to perform the object to be weighed Weight estimate.

Therefore, with the above-mentioned device and method, not only the purpose of the weight scale of the action scale but also the angle sensing element 3 (such as a two-axis accelerometer and a three-axis accelerometer) disposed in the action unit 1 can be achieved. Or the yaw angle of the gyroscope (G-sensor), to estimate the weight of the item, so that the user can achieve the purpose of confirming the weight of the item by simply operating the action unit and the application software when shopping, so as to avoid the measurement during shopping. The loss on.

While the foregoing is directed to the various embodiments of the present invention, further or further embodiments of the present invention may be devised without departing from the basic scope thereof, and the basic scope thereof is defined by the following claims. Although the present invention has been explained in connection with the preferred embodiments, it is not intended to limit the invention. It should be noted that many other similar embodiments can be constructed in accordance with the teachings of the present invention, which are within the scope of the present invention.

S1~S4‧‧‧ according to the method of the invention

Claims (7)

The utility model relates to a mobile scale device, comprising: a mobile unit whose longitudinal direction is parallel to the ground, and the upper side of the action unit has at least one first tying point spaced apart from each other at a central left side of the long axis side, the action The lower side of the unit has at least one second tie point away from the central left side of the long axis direction, and the action unit has an application software built therein, and the application software stores a comparison table, the comparison table includes at least the first a relative alignment between the position of the node, the at least one second tie point position, the yaw angle, and the weight value of the object; an angle sensing element disposed in the action unit; a first sling One end of which is detachably attached to the at least one first tying point, the other end is suspended from a fixing component, and a second sling, one end of which is rotatably tied to the at least one second tying point The other end is for the object to be attached to the weighing scale; wherein the position of the at least one first node and the at least one second node is input to the application software, and the second lanyard is not provided When tying the object of the weighing scale, The angle sensor senses a first angle. When the second sling is tied to the object to be scaled, the action unit is yawed due to the weight of the object to be scaled, and the angle sensor senses a first At two angles, the application software calculates a yaw angle of the difference between the second angle and the first angle and compares the comparison table to compare a weight value of the object to be scaled. The device of the mobile scale according to claim 1, wherein the mobile unit comprises a mobile phone and a protective cover, the protective cover is wrapped around the hand, the at least one first node and the At least one second tie is disposed in the protective case. The device of the mobile scale according to claim 1, wherein the mobile unit is a mobile phone, and the at least one first node and the at least one second node are disposed on the mobile phone. The apparatus of the movable measuring scale according to claim 1, wherein the angle sensing element is a two-axis accelerometer, a three-axis accelerometer or a gyroscope. The apparatus of the actionable scale according to claim 1, wherein the at least one first tie point and the at least one second tie point are fine holes. An action weighing method for a mobile scale device according to at least one of claims 1 to 5, the method comprising: a data input step of: confirming that the first lanyard is tied to the at least one first tie a position of the point and a position at which the weighing scale object is hung at the at least one second tie point, and inputting the position of the at least one first tie point and the at least one second tie point into the action unit; The measuring step: the angle sensing component senses the first angle when the second hanging rope does not hang the object of the weighing scale, and then the angle sensing component suspends the weighing scale component on the second hanging rope Detecting the second angle; data processing step: the application software calculates the yaw angle of the difference between the first angle and the second angle; and displaying step: transmitting the at least one first system through the comparison table The position of the node, the position of the at least one second tie point, and the yaw angle are compared to obtain a weight value of the object to be scaled, and the weight value is displayed by the action unit. The method of the actionable scale according to claim 6, wherein the data input step comprises inputting a unit price per unit weight, and in the displaying step, after obtaining the weight value, the application software calculates the weight The relative price of the value is displayed by the action unit.