JP2011175415A - Portable terminal equipment, calculation method, and calculation program - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide portable terminal equipment which can reduce the operation labor of a user when executing a calculator function. <P>SOLUTION: The portable terminal equipment includes: an acceleration sensor part 20 for measuring first acceleration, and for outputting a first operation corresponding to the first acceleration; a key part 10 for detecting that a key has depressed by a user, and for outputting a first key detection result indicating the depressed first key; a storage part 30 for storing the first operation and first processing content related with a calculator function in association; a control part 40 for extracting first processing content associated with the first operation from the storage part 30, and for identifying a first number corresponding to the first key detection result or second processing content related with the calculator function; an arithmetic part 50 for executing four arithmetic operations on the basis of the first processing content, the first number or the second processing content; and a display part 60 for displaying the arithmetic result. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a portable terminal device, and more particularly to a calculator function.

  In many cases, a key that receives a user input included in a portable terminal device is designed to be small in order to improve portability. Since small keys have poor operability, various input methods for improving operability have been proposed for portable terminal devices.

  Patent Document 1 discloses a portable terminal device that can input a sentence including letters and numbers easily and quickly without using the minimum number of keys and increasing the number of operations. This portable terminal device includes a movement detection means for detecting a movement direction, and selects and inputs a specific character from a plurality of characters assigned to a key selected by pressing by the user according to the movement direction detected by the movement detection means. It is characterized by doing. In such a portable terminal device, the user does not need to operate a specific key a plurality of times or operate a plurality of keys.

  Patent Document 2 discloses a command input device for a mobile terminal that includes an acceleration sensor arranged in a casing of the mobile terminal and a control unit that controls the operation of the mobile terminal based on a signal output from the acceleration sensor. ing. The command input device for a portable terminal includes a command receiving unit that receives a signal from the acceleration sensor as a function selection command within a preset time range only when the acceleration sensor detects a predetermined activation signal, Command storage means for storing a relationship with a function selection command for instructing execution of various functions installed in the terminal, and command storage means for storing the function of the portable terminal corresponding to the function selection command received by the command reception means The control unit is provided with operation command means for obtaining the function and instructing execution of the function. Even if the acceleration sensor detects a vibration of the housing or changes in posture and outputs a signal while the portable terminal is carried in a pocket or bag, the command input device for the portable terminal is The signal is not recognized as a function selection command, and no malfunction occurs.

  Patent Document 3 discloses a portable terminal that can easily exchange data between terminals. This portable terminal has an interface for the user to select arbitrary data from pre-stored data, and a sensor for detecting a change in posture or physical movement of the own terminal. When such data is selected, when the sensor detects a change in the attitude of the terminal or physical movement, a predetermined operation is performed on the selected data as a processing target. Such a portable terminal can easily start processing on data selected as a processing target.

Japanese Patent Laid-Open No. 2005-173684 JP 2008-176661 A International Publication No. 2007/034787

  Some portable terminal devices have a calculator function. In a portable terminal device having a calculator function, the arrangement of a plurality of keys for inputting numbers is often determined, and the user tends to be able to press quickly. Such a key for inputting a number has an effect of facilitating a blind touch. On the other hand, keys for inputting arithmetic commands and decimal points are assigned to various keys provided in the mobile terminal device, and are often arranged apart from keys for inputting numbers. Therefore, each time the user inputs four arithmetic operations or a decimal point, the user must press a key that is different from the key that was pressed to input a number. Since the keys for inputting the four arithmetic operations and the decimal point are difficult to touch blindly, the user needs to visually recognize the keys every time they are input. That is, a portable terminal device having a calculator function has a problem that it is difficult to operate as a calculator.

  The objective of this invention is providing the portable terminal device which can reduce a user's operation burden, when performing a calculator function.

  The mobile terminal device of the present invention measures the first acceleration, outputs an acceleration sensor unit that outputs a first action corresponding to the first acceleration, detects that the user has pressed, and indicates the pressed first key. A key unit that outputs the first key detection result, a storage unit that stores the first operation and the first processing content related to the calculator function in association with each other, and a first processing content associated with the first operation from the storage unit. Based on the control unit that extracts and identifies the first number corresponding to the first key detection result or the second processing content related to the calculator function, the first processing content, and the first number or the second processing content, the four rules A calculation unit that executes a calculation and a display unit that displays a calculation result are provided.

  The calculation method of the present invention includes a step of outputting a first action corresponding to the measured first acceleration, a step of outputting a first key detection result indicating a first key pressed by the user, and a first action associated with the first action. Extracting a first processing content related to the calculated calculator function from a correspondence relationship in which the first operation and the first processing content are associated, and a first number corresponding to the first key detection result or a second related to the calculator function The method includes a step of identifying the processing content, a step of executing the four arithmetic operations based on the first processing content, and the first number or the second processing content, and a step of displaying the calculation result.

  The calculation program according to the present invention relates to a step of outputting a first action corresponding to the measured first acceleration, a step of outputting a first key detection result indicating a first key pressed by the user, and a first action. Extracting a first processing content related to the calculated calculator function from a correspondence relationship in which the first operation and the first processing content are associated, and a first number corresponding to the first key detection result or a second related to the calculator function The step of identifying the processing content, the first processing content, the step of executing the four arithmetic operations based on the first number or the second processing content, and the step of displaying the calculation result are provided so as to be computer-executable.

  The mobile terminal device of the present invention can reduce the operation burden on the user when executing the calculator function.

FIG. 1 is a block diagram showing a configuration example of the mobile terminal device 1 of the present invention. FIG. 2 is a diagram showing an example of the appearance of the mobile terminal device 1 according to the first embodiment of the present invention. FIG. 3 is a diagram illustrating the direction of acceleration measured by the acceleration sensor unit 20. FIG. 4 is a table showing a correspondence relationship between the detectable operation stored in the storage unit 30 and the processing content related to the calculator function. FIG. 5 is a block diagram illustrating a hardware configuration example in the embodiment of the mobile terminal device 1. FIG. 6 is a flowchart showing the processing operation according to the first embodiment of the mobile terminal device 1 of the present invention. FIG. 7 is a table showing a correspondence relationship between the detectable operation stored in the storage unit 30 according to the second embodiment and the processing content related to a number or a calculator function. FIG. 8 is a flowchart showing a processing operation in which the mobile terminal device 1 according to the second embodiment of the present invention associates the detectable operation of the acceleration sensor unit 20 with the number received from the key unit 10 or the processing content related to the calculator function. It is.

  Hereinafter, mobile terminal devices according to embodiments of the present invention will be described with reference to the accompanying drawings. The mobile terminal device of the present invention is a mobile terminal device having a calculator function such as a mobile phone and a mobile game machine. In the following embodiment, a mobile phone will be described as an example.

(First embodiment)
A first embodiment of the present invention will be described. FIG. 1 is a block diagram showing a configuration example of the mobile terminal device 1 of the present invention. Referring to FIG. 1, the mobile terminal device 1 includes a key unit 10, an acceleration sensor unit 20, a storage unit 30, a control unit 40, a calculation unit 50, and a display unit 60. In FIG. 1, configurations other than the calculation function related to the mobile terminal device 1 are omitted. FIG. 2 is a diagram showing an example of the appearance of the mobile terminal device 1 according to the first embodiment of the present invention. Referring to FIG. 2, the mobile terminal device 1 is a foldable mobile phone, and includes an upper device 2 and a lower device 3.

  The key unit 10 has a plurality of keys. The plurality of keys include a plurality of keys corresponding to numbers. The key unit 10 detects that the user has pressed the key unit 10 and outputs a detection result indicating the pressed key. Referring to FIG. 2, a plurality of keys for inputting numbers included in the key unit 10 are preferably arranged in one area of the lower device 3 so that the user can easily perform a blind touch.

  The acceleration sensor unit 20 measures the acceleration in the triaxial direction applied to the mobile terminal device 1 and outputs operations such as vibration and tilt of the mobile terminal device 1 corresponding to the acceleration. FIG. 3 is a diagram illustrating the direction of acceleration measured by the acceleration sensor unit 20. Referring to FIG. 3, the acceleration sensor unit 20 is disposed in the lower device 3, and includes an X axis (X axis + direction, X axis − direction), a Y axis (Y axis + direction, Y axis − direction), and a Z axis. The acceleration based on the triaxial direction with respect to the axes (Z axis + direction, Z axis-direction) is measured. For example, when the Z-axis direction indicates the direction of gravity, the acceleration sensor unit 20 outputs the movement of the mobile terminal device 1 in the vertical and horizontal directions and the inclination of each axis as operations on the basis of the horizontal position.

  The storage unit 30 associates a plurality of operations corresponding to the three-axis directions measured and output by the acceleration sensor unit 20 (hereinafter referred to as “detectable operations”) with processing contents related to the calculator function such as four arithmetic operations and decimal point input. Store. FIG. 4 is a table showing a correspondence relationship between the detectable operation stored in the storage unit 30 and the processing content related to the calculator function. Referring to FIG. 4, a detectable operation (a plurality of operations) is associated with a plurality of processing contents of addition, subtraction, multiplication, division, decimal point input, and AC (all clear).

  The control unit 40 receives the detection result from the key unit 10 and uniquely identifies the number corresponding to the detection result or the processing content related to the calculator function. Further, when receiving an operation from the acceleration sensor unit 20, the control unit 40 extracts the processing content associated with the operation from the correspondence relationship in the storage unit 30. Then, the control unit 40 provides the arithmetic unit 50 with the identified number or processing content based on the key unit 10 and the extracted processing content based on the acceleration sensor unit 20. Specifically, based on the detection result received from the key unit 10, the control unit 40 performs processing related to numbers (“0” to “9”) and calculator functions (for example, “=”, “M +”, “ M− ”and the like are provided to the calculation unit 50. On the other hand, upon receiving an operation from the acceleration sensor unit 20, the control unit 40 refers to the storage unit 30 and processes related to the calculator function associated with the operation, for example, “+”, “−”, “ “×”, “÷”, and the like are extracted from the correspondence between a plurality of operations and a plurality of processing contents. Furthermore, when the detection result received from the key unit 10 represents a power key, the control unit 40 performs control to activate or end the calculator function.

  The computing unit 50 performs four arithmetic operations based on the numbers received from the control unit 40 and the processing content related to the calculator function. The calculation unit 50 provides the calculation result to the display unit 60. The calculation unit 50 provides the display unit with the received number and the processing content related to the calculator function without executing the calculation when the numbers and the processing content necessary for executing the four arithmetic operations are not acquired. .

  The display unit 60 displays information received from the calculation unit 50, that is, calculation results, numbers, and processing contents related to the calculator function so that the user can recognize them. In addition, the display unit 60 associates the detectable operation in the acceleration sensor unit 20 with the processing content related to the calculator function and displays it so that the user can recognize it. Referring to FIG. 2, the display unit 60 is included in the upper device 2, displays information received from the calculation unit 50, and displays the detectable operation of the acceleration sensor unit 20 and the processing content related to the calculator function in association with each other. . Since the display unit 60 can display the detectable operation and the processing content related to the calculator function, the burden on the user to move the eyes from the display unit 60 and press the difficult-to-operate key is reduced, and the portable terminal device 1 can be connected to the calculator. Can be operated easily.

  The mobile terminal device 1 according to the embodiment of the present invention can be realized using a computer. FIG. 5 is a block diagram illustrating a hardware configuration example in the embodiment of the mobile terminal device 1. Referring to FIG. 5, a mobile terminal device 1 according to the present invention includes a CPU (Central Processing Unit) 100, a storage device 101, an input device 102, an output device 103, an acceleration sensor 104, and a bus 105 that connects the devices. It is comprised with the computer system provided with.

  CPU100 performs the arithmetic processing and control processing which concern on the portable terminal device 1 of this invention stored in the memory | storage device 101. FIG. The storage device 101 is a device that records information, such as a hard disk or a memory. The storage device 101 stores a program read from a computer-readable storage medium such as a CD-ROM or DVD, a signal or program input from the input device 102 or the acceleration sensor 104, and a processing result of the CPU 100. The input device 102 is a device that allows a user to input commands and signals, such as buttons and a keyboard. The output device 103 is a device that causes the user to recognize the output result, such as a display or a speaker. The acceleration sensor 104 is a device that measures acceleration applied to the mobile terminal device 1. In addition, this invention is not limited to what was shown as a hardware structural example, Each part can be implement | achieved independently or combining hardware and software.

  FIG. 6 is a flowchart showing the processing operation according to the first embodiment of the mobile terminal device 1 of the present invention. The processing operation according to the first embodiment of the present invention will be described with reference to FIG.

  The key unit 10 detects an input by a user pressing. Then, the key unit 10 outputs a detection result indicating the key pressed by the user to the control unit 40. When the detection result received from the key unit 10 represents the power key, the control unit 40 activates the calculator function (step S01). When the calculator function is activated, the control unit 40 waits for input from both the key unit 10 and the acceleration sensor unit 20.

  First, a case where the key unit 10 detects an input will be described. The key unit 10 detects an input by a user pressing. Then, the key unit 10 outputs a detection result indicating the key pressed by the user to the control unit 40 (step S02).

  The control unit 40 receives the detection result from the key unit 10, and determines whether or not the received detection result represents a power key (step S03).

  In step S03, when it is a power key (YES), the control unit 40 ends the calculator function. In step S03, when it is not a power key (NO), the control part 40 identifies the number corresponding to the detection result from the key part 10, or the processing content regarding a calculator function. Specifically, based on the detection result received from the key unit 10, the control unit 40 processes numbers (“0” to “9”) and processing details related to the calculator function (for example, “=”, “M +”, “M”). -"Etc.) is identified and provided to the calculation unit 50 (step S04).

  The computing unit 50 performs four arithmetic operations based on the numbers received from the control unit 40 and the processing content related to the calculator function. Then, the calculation unit 50 provides the calculation result to the display unit 60. The calculation unit 50 provides the display unit with the received number and the processing content related to the calculator function without executing the calculation when the numbers and the processing content necessary for executing the four arithmetic operations are not acquired. (Step S05).

  The display unit 60 displays information received from the calculation unit 50, that is, calculation results, numbers, and processing contents related to the calculator function so that the user can recognize them (step S06).

  A case where the acceleration sensor unit 20 detects an input will be described. The user refers to the display unit 60 and applies acceleration in a direction that can be detected by the acceleration sensor unit 20. The acceleration sensor unit 20 measures the triaxial acceleration applied to the mobile terminal device 1, and outputs operations such as vibration and tilt of the mobile terminal device 1 corresponding to the acceleration (step S07).

  When the control unit 40 receives an operation from the acceleration sensor unit 20, the control unit 40 refers to the storage unit 30 to perform processing related to the calculator function associated with the operation (for example, “+”, “−”, “×” of four arithmetic operations). , And “÷”, etc.) are extracted from the correspondence between the plurality of operations and the plurality of processing contents (step S08). The control unit 40 provides the processing content related to the extracted calculator function to the calculation unit 50.

  The computing unit 50 performs four arithmetic operations based on the numbers received from the control unit 40 and the processing content related to the calculator function. Then, the calculation unit 50 provides the calculation result to the display unit 60. The calculation unit 50 provides the display unit with the received number and the processing content related to the calculator function without executing the calculation when the numbers and the processing content necessary for executing the four arithmetic operations are not acquired. (Step S09).

  The display unit 60 displays information received from the calculation unit 50, that is, calculation results, numbers, and processing contents related to the calculator function so that the user can recognize them (step S10).

  When the portable terminal device 1 according to the first embodiment of the present invention executes a calculator function, it can detect a user's input using the two functional units of the key unit 10 and the acceleration sensor unit 20. In particular, the mobile terminal device 1 can recognize vibrations and inclinations detected by the acceleration sensor unit 20 as input of processing related to calculator functions such as four arithmetic operations and decimal points. It is possible to reduce the operation burden on the user who inputs a key that is difficult to operate. Therefore, the user can easily operate the portable terminal device 1 of the present invention as a calculator.

(Second Embodiment)
A second embodiment of the present invention will be described. The mobile terminal device 1 according to the second embodiment of the present invention can newly associate the detectable operation of the acceleration sensor unit 20 with the processing contents related to the numbers and the calculator function based on the user input. Is. Since the configuration of the mobile terminal device 1 according to the second embodiment of the present invention is the same as that of the first embodiment shown in FIG. 1, the following will be described with reference to FIG. A description of a configuration that performs the same operation is omitted.

  When the control unit 40 determines that the detection result received from the key unit 10 is a detection result that switches to a mode that associates the detectable operation of the acceleration sensor unit 20 with the processing content related to the number and the calculator function, the acceleration / processing content association Switch to mode. First, the control unit 40 enters a standby state waiting for an operation provided from the acceleration sensor unit 20. When the control unit 40 receives an operation from the acceleration sensor unit 20 in the acceleration / processing content association mode, the control unit 40 waits for a detection result from the key unit 10. When the control unit 40 receives the detection result from the key unit 10, the control unit 40 associates the operation of the acceleration sensor unit 20 received immediately before with the number indicated by the detection result of the key unit 10 or the processing content related to the calculator function, and creates a new one. Generate a correspondence. Then, the control unit 40 provides a new correspondence relationship to the storage unit 30. When the control unit 40 receives an operation from the acceleration sensor unit 20 in the normal mode (a mode for executing a normal calculation function that is not the acceleration / processing content association mode), the control unit 40 refers to the storage unit 30 and refers to a number associated with the operation. Alternatively, the processing contents related to the calculator function are extracted. The control unit 40 provides the processing unit 50 with the extracted number or the processing content related to the calculator function.

  The storage unit 30 stores a new correspondence relationship in which the operation of the acceleration sensor unit 20 provided from the control unit 40 is associated with the number or the processing content related to the calculator function. FIG. 7 is a table showing a correspondence relationship between the detectable operation stored in the storage unit 30 according to the second embodiment and the processing content related to a number or a calculator function. Referring to FIG. 7, a detectable operation (a plurality of operations) is associated with a plurality of processing contents related to numbers or a calculator function.

  FIG. 8 is a flowchart showing a processing operation in which the mobile terminal device 1 according to the second embodiment of the present invention associates the detectable operation of the acceleration sensor unit 20 with the number received from the key unit 10 or the processing content related to the calculator function. It is. With reference to FIG. 8, the processing operation in which the mobile terminal device 1 associates the detectable operation of the acceleration sensor unit 20 with the processing content related to the number or the calculator function will be described.

  The key unit 10 detects an input by a user pressing. The key unit 10 outputs a detection result indicating the key pressed by the user to the control unit 40. When the detection result received from the key unit 10 represents the power key, the control unit 40 activates the calculator function (step A01). When the calculator function is activated, the control unit 40 waits for input from both the key unit 10 and the acceleration sensor unit 20.

  When the control unit 40 receives from the key unit 10 a detection result for switching to a mode for associating the detectable operation of the acceleration sensor unit 20 with the processing content related to a number or a calculator function, the control unit 40 switches to the acceleration / processing content association mode. And the control part 40 will be in the standby state which waits for the operation | movement provided from the acceleration sensor part 20 (step A02).

  The acceleration sensor unit 20 measures the triaxial acceleration applied to the mobile terminal device 1, and outputs operations such as vibration and tilt of the mobile terminal device 1 corresponding to the acceleration (step A03).

  When the control unit 40 receives an operation from the acceleration sensor unit 20 in the acceleration / processing content association mode, the control unit 40 then enters a standby state waiting for a detection result from the key unit 10. When the key unit 10 detects an input by the user pressing, the key unit 10 outputs a detection result indicating the pressed key to the control unit 40 (step A04).

  When the control unit 40 receives the detection result from the key unit 10, the control unit 40 associates the operation of the acceleration sensor unit 20 received immediately before with the number indicated by the detection result of the key unit 10 or the processing content related to the calculator function, and creates a new one. Generate a correspondence. Then, the control unit 40 provides a new correspondence relationship to the storage unit 30 (step A05).

  The storage unit 30 stores a new correspondence relationship in which the operation of the acceleration sensor unit 20 provided from the control unit 40 is associated with the number or the processing content related to the calculator function (step A06).

  After step A06, when the control unit 40 receives an operation from the acceleration sensor unit 20 in the normal mode, the control unit 40 refers to the storage unit 30 and extracts a processing content related to a number or a calculator function associated with the operation. Thus, since the mobile terminal device 1 according to the second embodiment of the present invention can freely customize the detectable operation of the acceleration sensor unit 20 and the numbers or the processing content, the operability of the user Can be further improved.

DESCRIPTION OF SYMBOLS 1 Portable terminal device 2 Upper device 3 Lower device 10 Key part 20 Acceleration sensor part 30 Storage part 40 Control part 50 Calculation part 60 Display part 100 CPU
101 Storage Device 102 Input Device 103 Output Device 104 Acceleration Sensor 105 Bus

Claims (9)

An acceleration sensor unit that measures a first acceleration and outputs a first action corresponding to the first acceleration;
A key unit that detects that the user has pressed the key and outputs a first key detection result indicating the pressed first key;
A storage unit that associates and stores the first operation and the first processing content related to the calculator function;
A control unit for extracting the first processing content associated with the first operation from the storage unit and identifying a second processing content related to a first number or a calculator function corresponding to the first key detection result;
Based on the first processing content and the first number or the second processing content, an arithmetic unit that executes four arithmetic operations;
A portable terminal device comprising: a display unit that displays a calculation result. The mobile terminal device according to claim 1,
The acceleration sensor unit measures the first acceleration based on three axis directions,
The storage unit stores a plurality of operations corresponding to the three-axis directions and a plurality of processing contents related to the calculator function in association with each other,
The said control part is a portable terminal device which extracts the said 1st process content linked | related with the said 1st operation | movement from the corresponding | compatible relationship between these operation | movement and these process content. The mobile terminal device according to claim 1 or 2,
The control unit switches to an association mode based on a second key detection result indicating a second key received from the key unit, a second operation received from the acceleration sensor unit, and a second number or calculator function received from the key unit A new correspondence is generated by associating with the third processing content related to
The said memory | storage part is a portable terminal device which stores the said new correspondence. It is a portable terminal device as described in any one of Claims 1 thru | or 3, Comprising:
The first processing content is a mobile terminal device representing four arithmetic operations or decimal point input. The mobile terminal device according to any one of claims 1 to 4,
The display unit is a mobile terminal device that displays the first operation and the first processing content in association with each other. Outputting a first action corresponding to the measured first acceleration;
Outputting a first key detection result indicating the first key pressed by the user;
Extracting a first processing content related to a calculator function associated with the first operation from a correspondence relationship in which the first operation and the first processing content are associated;
Identifying the second processing content related to the first number or the calculator function corresponding to the first key detection result;
Performing four arithmetic operations based on the first processing content and the first number or the second processing content;
And a step of displaying a calculation result. The calculation method according to claim 6, comprising:
The step of outputting the first action is as follows:
Measuring the first acceleration based on three axis directions;
The extracting step includes:
A method of extracting the first processing content associated with the first operation from a correspondence relationship in which a plurality of operations corresponding to the three axis directions and a plurality of processing contents related to the calculator function are associated. The calculation method according to claim 6 or 7,
Switching to the association mode based on a second key detection result indicating a second key received from the key portion;
Receiving a second action from the acceleration sensor unit;
Receiving a third processing content related to a second number or a calculator function from the key part;
The calculation method further comprising the step of associating the second operation with the second number or the third processing content to generate a new correspondence. A computer program for causing a computer to execute the method according to any one of claims 6 to 8.

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