WO2020070799A1 - 携帯端末およびプログラム - Google Patents

携帯端末およびプログラム

Info

Publication number
WO2020070799A1
WO2020070799A1 PCT/JP2018/036866 JP2018036866W WO2020070799A1 WO 2020070799 A1 WO2020070799 A1 WO 2020070799A1 JP 2018036866 W JP2018036866 W JP 2018036866W WO 2020070799 A1 WO2020070799 A1 WO 2020070799A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
frequency
mobile terminal
frequency signal
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2018/036866
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
大橋　力
徳枝 河合
エミ 仁科
学 本田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Action Research Co Ltd
Original Assignee
Action Research Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Action Research Co Ltd filed Critical Action Research Co Ltd
Priority to JP2019520166A priority Critical patent/JP6857722B2/ja
Priority to PCT/JP2018/036866 priority patent/WO2020070799A1/ja
Publication of WO2020070799A1 publication Critical patent/WO2020070799A1/ja
Priority to JP2021047488A priority patent/JP7246758B2/ja
Priority to US17/210,172 priority patent/US11501751B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N7/00—Ultrasound therapy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/0207—Driving circuits
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • B06B1/0269—Driving circuits for generating signals continuous in time for generating multiple frequencies
    • B06B1/0284—Driving circuits for generating signals continuous in time for generating multiple frequencies with consecutive, i.e. sequential generation, e.g. with frequency sweep
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/04—Sound-producing devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/04—Circuits for transducers for correcting frequency response
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N7/00—Ultrasound therapy
    • A61N2007/0004—Applications of ultrasound therapy
    • A61N2007/0021—Neural system treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/70—Specific application
    • B06B2201/76—Medical, dental
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/03—Connection circuits to selectively connect loudspeakers or headphones to amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices

Definitions

  • the present invention relates to a portable terminal and a program.
  • Addiction is a high level of reliance on various substances and information stimuli, such as alcohol, drugs, games, smartphones, and gambling that excite the rewarding neural circuits that generate pleasure in the brain, It is in a state where it interferes with daily life.
  • Reward-related neural circuits control behavior more strongly than punishment-related neural circuits that cause discomfort and pain, and it is extremely difficult to treat addiction through legal or social penalties.
  • the act of relying on information obtained by operating the mobile terminal all the time has developed into new social problems such as net dependence, game dependence, and smartphone dependence.
  • an object of the present invention is to alleviate a user of a portable terminal to rely on information using the portable terminal.
  • a first signal generator that generates a frequency signal in an audible band
  • a second signal generator that generates a high-frequency signal in a frequency band higher than the audible band
  • a speaker unit that converts the high-frequency signal into a corresponding high-frequency sound
  • a timing control unit that controls the generation timing of the high-frequency signal at a timing that has no correlation with the timing of generating the frequency signal in the audible band.
  • the timing controller may control the second signal generator to generate the high-frequency signal from the second signal generator when the power of the mobile terminal is on.
  • the apparatus may further include an execution unit that executes application software, and the timing control unit may control a timing of generating the high-frequency signal based on a state in which the execution unit is executing the application software.
  • the timing control unit may control the timing of generating the high-frequency signal based on a time during which the execution unit continuously executes the application software.
  • the timing control unit may determine whether to control the generation timing of the high-frequency signal based on a type of the application software being executed by the execution unit.
  • the second signal generator may include a filter that passes a frequency component of a predetermined frequency band in the high-frequency signal, and may output the frequency component that has passed through the filter as the high-frequency signal.
  • the filter unit may include a first filter that passes a frequency component of 32 kHz or less in the high-frequency signal.
  • the filter unit may include a second filter that passes a frequency component exceeding 32 kHz in the high-frequency signal.
  • the filter unit includes a first filter that passes a frequency component of 32 kHz or less in the high-frequency signal, and a second filter that passes a frequency component of more than 32 kHz in the high-frequency signal. It may be further controlled which of the first filter and the second filter the second signal generator passes.
  • the apparatus may further include a detection unit configured to detect whether a user is approaching the speaker unit, and the timing control unit may control a generation timing of the high-frequency signal according to a detection result of the detection unit.
  • the detecting unit may detect that the user is approaching when detecting whether or not the mobile terminal is held by the user.
  • a program installed on the portable terminal provided with the speaker unit for converting into a high-frequency sound corresponding to the high-frequency signal in a frequency band higher than the audible band the computer comprising: A program that causes the computer to function as each section of the mobile terminal according to the first aspect when executed by the computer.
  • FIG. 1 shows a configuration example of a mobile terminal 100 according to the present embodiment.
  • 5 shows a first modification of the mobile terminal 100 according to the present embodiment.
  • 7 shows a second modification of the mobile terminal 100 according to the present embodiment.
  • FIG. 1 shows a configuration example of a mobile terminal 100 according to the present embodiment.
  • the mobile terminal 100 adjusts the timing at which a high-frequency signal having a frequency higher than the audible band is generated, so that the user continuously operates the mobile terminal 100 to reduce an action that depends on information.
  • the mobile terminal 100 is a mobile communication device, a mobile information terminal, or the like that is configured to be connectable to a network or the like and that can obtain information, data, and the like from outside.
  • the mobile terminal 100 is, for example, a device such as a mobile phone, a smartphone, a game device, a tablet PC, a small PC, and a notebook PC.
  • the mobile terminal 100 includes an input unit 110, a storage unit 120, a communication unit 130, a display unit 140, a first signal generation unit 150, an output unit 160, an execution unit 170, a second signal generation unit 210, a speaker unit 220, and timing control.
  • a unit 230 is provided.
  • the input unit 110 receives an operation from a user of the mobile terminal 100 or the like.
  • the input unit 110 receives operations such as execution of application software installed in the mobile terminal 100, access to an external database or the like via a network, and execution of external software.
  • the input unit 110 includes, for example, input devices such as a touch panel, a voice input device, a gesture input device, a mouse, and a keyboard, and functions as a user interface that receives input from a user or the like.
  • the storage unit 120 stores information on an OS (Operating System) in which the mobile terminal 100 functions as a terminal, and information on application software. Further, the storage unit 120 may store various information including a database that is referred to when the application software is executed.
  • the storage unit 120 includes, for example, a ROM (Read Only Memory) that stores a BIOS (Basic Input Output System) such as a computer, and a RAM (Random Access Memory) serving as a work area.
  • the storage unit 120 may include a large-capacity storage device such as a hard disk drive (HDD) and / or a solid state drive (SSD).
  • the storage unit 120 stores audio data for generating audio as the software is executed.
  • the storage unit 120 stores high-frequency sound data for generating a high-frequency signal in a frequency band higher than the audible band. Further, the storage unit 120 may store information such as setting values of the mobile terminal 100.
  • the storage unit 120 may store intermediate data, calculation results, thresholds, parameters, and the like generated (or used) in the course of the operation of the mobile terminal 100. In addition, the storage unit 120 may supply the stored data to a request source in response to a request from each unit in the mobile terminal 100.
  • the communication unit 130 communicates with the outside of the mobile terminal 100.
  • the communication unit 130 connects to a network wirelessly or by wire, for example, and transmits and receives data to and from an external database or the like.
  • the communication unit 130 may communicate by connecting to a telephone line or the like.
  • the communication unit 130 includes, for example, an antenna, a network I / O device, and the like.
  • the display unit 140 displays images and the like according to the execution of application software, OS, utility software, and the like.
  • the display unit 140 has a display panel and the like, and displays numerical data, character information, a still image, a moving image, software, the operation state of the mobile terminal 100, a communication state, a web page being browsed, and the like.
  • the first signal generator 150 generates a frequency signal in the audible band.
  • the first signal generation unit 150 generates, for example, an electric signal for reproducing a sound corresponding to the sound data as a frequency signal.
  • the first signal generator 150 generates a frequency signal in a band from about 20 Hz to about 20 kHz, for example.
  • the first signal generator 150 supplies the generated frequency signal to the output unit 160.
  • the output unit 160 supplies the frequency signal to the outside.
  • the output unit 160 has, for example, a PHONE plug, an RCA plug, an optical digital terminal, a coaxial digital terminal, an HDMI (registered trademark) terminal, and the like. Further, the output unit 160 may include a speaker for audio output that converts a frequency signal into sound in an audible band, and may output audio.
  • the execution unit 170 controls the operation of the mobile terminal 100.
  • the execution unit 170 is, for example, a CPU (Central Processing Unit), acquires a user instruction from the input unit 110, and executes application software according to the instruction.
  • the execution unit 170 may execute a program or the like of the mobile terminal 100 at a predetermined timing or the like.
  • the execution unit 170 starts the execution of the OS when, for example, the portable terminal 100 is activated.
  • the execution unit 170 reads information on software to be executed from the storage unit 120.
  • the execution unit 170 may store the intermediate data and the execution result of the software in the storage unit 120.
  • the execution unit 170 may acquire information on software to be executed or the like via the communication unit 130. Further, the execution unit 170 displays information associated with the execution of the software on the display unit 140. Also, the execution unit 170 supplies audio data accompanying the execution of the software to the first signal generation unit 150 to generate audio from an internal or external speaker or the like.
  • the mobile terminal 100 can execute a game, play a moving image, play a sound, browse web information, and the like according to a user operation. It is desirable for the user to use such a portable terminal 100 as needed or for entertainment only for an appropriate time. However, a user having stress or the like may use the mobile terminal 100 as an escape means or the like. In this case, depending on the degree of stress or the like, the escape time continues, and the actions that depend on the information by operating the portable terminal 100 from start to finish, such as game dependence, gambling dependence, and dependence on the portable terminal 100 itself, may occur. is there.
  • the mobile terminal 100 includes the second signal generation unit 210, the speaker unit 220, and the timing control unit 230, thereby reducing such user dependence on information.
  • the second signal generator 210 generates a high-frequency signal in a frequency band higher than the audible band.
  • the second signal generator 210 generates a high-frequency signal in a frequency band higher than about 20 kHz, for example.
  • the second signal generation unit 210 reads, for example, high-frequency sound data stored in the storage unit 120, and generates a high-frequency signal according to the high-frequency sound data.
  • the second signal generation unit 210 supplies the generated high frequency signal of the electric signal to the speaker unit 220.
  • the speaker unit 220 converts the high-frequency signal received from the second signal generation unit 210 into a corresponding high-frequency sound.
  • the speaker section 220 is desirably provided so as to be close to the user using the mobile terminal 100. That is, it is preferable that the speaker unit 220 be provided in a range in which high-frequency sound is transmitted to the user's brain via at least a part of the user's body.
  • the speaker section 220 is desirably provided on a surface facing the outside such as the front surface, the back surface, and the side surface of the portable terminal 100.
  • the speaker unit 220 is, for example, a piezoelectric actuator.
  • the timing controller 230 controls the timing at which the second signal generator 210 generates a high-frequency signal. That is, the timing control unit 230 controls the timing at which the portable terminal 100 outputs high-frequency sound.
  • the timing control unit 230 controls the generation timing of the high-frequency signal at a timing that has no correlation with the timing at which the first signal generation unit 150 generates the audible frequency signal. That is, the timing control section 230 controls the second signal generation section 210 to output the high frequency sound from the portable terminal 100 irrespective of the timing at which the output section 160 outputs the audible sound.
  • the timing control unit 230 may acquire information such as a state in which the execution unit 170 is executing the application software from the execution unit 170. Further, the CPU functioning as the execution unit 170 may configure the timing control unit 230, and a CPU or an electric circuit different from the CPU functioning as the execution unit 170 may configure the timing control unit 230.
  • the mobile terminal 100 applies a high-frequency sound to a user at a timing different from a voice signal and a voice generated by application software executed by the user.
  • the timing controller 230 controls the second signal generator 210 so that the second signal generator 210 generates a high-frequency signal when the power of the mobile terminal 100 is on.
  • the portable terminal 100 continues to apply the high-frequency sound while the user is using the portable terminal 100.
  • the mobile terminal 100 has the speaker unit 220 that outputs high-frequency sound on at least one of the front surface, the back surface, and the side surface, and outputs the high-frequency sound to the user's body surface.
  • the portable terminal 100 can propagate high-frequency sound into the body of the user.
  • the high-frequency sound is not a sound that propagates to the brain via the human eardrum, even when the user is listening to music using earphones or the like, the mobile terminal 100 can provide the user with the hypersonic effect. it can.
  • the state of the mind and body of the user may be a state where the user feels relatively light stress or the like that does not hinder daily life, or a state where the user feels strong stress or the like that requires treatment at a medical institution or the like. is there.
  • the mobile terminal When a human is feeling strong stress or the like, the mobile terminal may be operated for an unnecessarily long time. For example, a user whose hobby is not a game may develop into a dependent action such as spending a long time in the game if stress is felt.
  • the stimulus of various substances and information that excites the reward-related neural circuits that generate pleasure in the user's brain is highly dependent on daily life. In some cases, it may cause trouble. Reward-related neural circuits control behavior more strongly than punishment-related neural circuits that cause discomfort and pain, and it is extremely difficult to treat addiction through legal or social penalties.
  • Reward-related neural circuits control behavior more strongly than punishment-related neural circuits that cause discomfort and pain, and it is extremely difficult to treat addiction through legal or social penalties.
  • the act of relying on information obtained by operating the mobile terminal all the time has developed into new social problems such as net dependence, game dependence, and smartphone dependence.
  • Replacement treatment generally replaces activation of the reward-related neural circuits that cause addiction by administering less harmful chemicals, etc., as compared to physically harmful addiction. In addition, it is a treatment method in which the dosage is gradually reduced and the patient is favored. Such replacement therapy has been found to be effective in addictions such as alcohol dependence, tobacco dependence, and drug dependence.
  • the portable terminal 100 according to the present embodiment applies high-frequency sound that is harmless information to the user as compared with a chemical substance or the like used for such a replacement treatment. It can be used after being reduced.
  • the high-frequency sound can be applied regardless of the age of the user, for example, the activation of the reward-based neural circuit can be substituted by using the hypersonic effect also for information dependency of a minor. can do.
  • the portable terminal 100 can adjust the generation timing of the high-frequency signal according to the state of the user.
  • the mobile terminal 100 can determine various states of the user based on the state of the application being executed by the user. Therefore, the timing control unit 230 controls the timing of generating the high-frequency signal based on the state in which the execution unit 170 is executing the application software.
  • the timing control unit 230 controls the generation timing of the high-frequency signal based on the time during which the execution unit 170 continuously executes the application software. For example, the timing control unit 230 stops generating the high-frequency signal in response to the time during which the user continues to use the application software exceeds the threshold.
  • the mobile terminal 100 when the user executes the application software, the mobile terminal 100 reduces the user's tension state until a predetermined time elapses. Then, the mobile terminal 100 stops applying the high-frequency sound after a predetermined time has elapsed, and the user does not feel comfortable, so that the execution of the application software can be urged to stop. Therefore, the portable terminal 100 can reduce, for example, a dependency state in which a user's game and web browsing are executed for a long time. In addition, by setting the duration as a threshold value according to the user's dependence state, the degree of the effect of continuously relaxing the dependence state can be adjusted.
  • the timing control unit 230 determines whether or not to control the generation timing of the high-frequency signal based on the type of the application software being executed by the execution unit 170. For example, the timing control unit 230 stops generating the high-frequency signal in response to the user executing the game software. Thereby, when the user executes the application software other than the game software, the mobile terminal 100 reduces the tension of the user. Then, when the user executes the game software, the portable terminal 100 stops applying the high-frequency sound, and the user does not feel comfortable. Therefore, the mobile terminal 100 can prompt the user to stop the execution of the game software.
  • ⁇ Negative bandwidth> In the mobile terminal 100 according to the present embodiment, an example has been described in which the high-frequency sound is in a frequency band higher than the frequency of about 20 kHz.
  • a high-frequency sound includes a band that exerts a hypersonic effect on a human, but also includes a band component that exerts an effect different from the hypersonic effect.
  • a frequency component from about 16 kHz to about 32 kHz reduces the activity of a human backbone, contrary to the hypersonic effect.
  • a frequency band from about 16 kHz to about 32 kHz is defined as a negative band.
  • frequency components from about 32 kHz to about 40 kHz have almost no relation to the hypersonic effect. It is known that a frequency component of approximately 40 kHz or more is a band that exerts a hypersonic effect on humans. Note that the upper limit frequency of the band that exerts the hypersonic effect is an unclear part, but may be about 150 kHz or about 200 kHz.
  • the mobile terminal 100 may further include a filter that removes such a sound signal in the negative band.
  • the second signal generation unit 210 has a filter unit that passes a frequency component in a predetermined frequency band of the high-frequency signal, and outputs the frequency component that has passed through the filter unit as a high-frequency signal.
  • the frequency component passed by the filter unit is a component having a frequency higher than approximately 32 kHz.
  • the filter unit may be a high-pass filter, a band-pass filter, a band-rejection filter, or the like, or a combination thereof.
  • the mobile terminal 100 according to the present embodiment described above applies an example of applying a high-frequency sound for generating a hypersonic effect to a user, the present invention is not limited to this.
  • the mobile terminal 100 may apply a high frequency sound in a negative band to the user. Next, such a portable terminal 100 will be described.
  • FIG. 2 shows a first modification of the portable terminal 100 according to the present embodiment.
  • the mobile terminal 100 of the first modification switches the frequency band of the high-frequency sound applied to the user.
  • the second signal generation unit 210 includes a filter unit 240 and a switching unit 250.
  • the filter unit 240 has a first filter 242 that passes a frequency component of 32 kHz or less in the high frequency signal. That is, the first filter 242 allows a high-frequency signal in a negative band to pass, and reduces a component having a frequency higher than approximately 32 kHz.
  • the filter unit 240 has a second filter 244 that passes a frequency component exceeding 32 kHz in the high-frequency signal. That is, the second filter 244 reduces a high-frequency signal in a negative band and passes a component having a frequency higher than approximately 32 kHz.
  • Each of the first filter 242 and the second filter 244 may be a high-pass filter, a low-pass filter, a band-pass filter, a band-rejection filter, or the like, or a combination thereof.
  • the switching unit 250 switches one of the first filter 242 and the second filter 244 as a filter used by the filter unit 240. That is, when the switching unit 250 switches to the first filter 242, the second signal generation unit 210 supplies a high-frequency signal in a frequency band of approximately 32 kHz or less to the speaker unit 220. When the switching unit 250 switches to the second filter 244, the second signal generation unit 210 supplies a high-frequency signal in a frequency band higher than approximately 32 kHz to the speaker unit 220.
  • the timing controller 230 further controls which of the first filter 242 and the second filter 244 the second signal generator 210 passes. .
  • the timing control unit 230 controls the switching unit 250 to switch the filter used by the filter unit 240 to one of the first filter 242 and the second filter 244.
  • the timing control unit 230 switches the filter of the filter unit 240 to the first filter 242 in response to the time during which the user continues the application software exceeding the threshold.
  • the mobile terminal 100 reduces the user's tension state until a predetermined time elapses. Then, since the mobile terminal 100 applies the high-frequency sound in the negative band after a predetermined time has elapsed, the user does not feel comfortable and can stop the execution of the application software.
  • the portable terminal 100 can, for example, alleviate a dependency state in which a user's game and web browsing are executed for a long time. Since the application of the negative band by the mobile terminal 100 reduces the activity of the human backbone, it is preferable to use the mobile terminal 100 for a user whose dependency is relatively light. In addition, it is desirable to set a duration, which is a threshold, according to the user's dependence state. In addition to this, the mobile terminal 100 is provided with two thresholds, stops applying the high-frequency sound after the time of the first threshold elapses, and changes the negative band after the time of the second threshold elapses. High frequency sound may be applied to the user.
  • the timing control unit 230 may generate a negative-band high-frequency signal in response to the user executing the game software. Thereby, when the user executes the application software other than the game software, the mobile terminal 100 reduces the tension of the user. When the user executes the game software, the mobile terminal 100 applies a high-frequency sound in a negative band, so that the user does not feel comfortable and can stop the execution of the game software.
  • the mobile terminal 100 controls at least the timing of applying a high-frequency sound in a frequency band higher than approximately 32 kHz to the user, but the present invention is not limited to this.
  • the filter unit 240 may include only the first filter 242, and the mobile terminal 100 may control the timing of whether or not to apply a high frequency sound in a negative band to the user.
  • the portable terminal 100 has described the example in which the high-frequency sound in the frequency band higher than the audible band is applied to the user while the power of the portable terminal 100 is on, but the present invention is not limited to this.
  • the high-frequency sound is transmitted to the brain through at least a part of the human body, it is desirable that the mobile terminal 100 be close to the user. It is more desirable that the speaker unit 220 of the mobile terminal 100 be in contact with the user. Therefore, the mobile terminal 100 may apply a high-frequency sound having a frequency band higher than the audible band to the user in response to the mobile terminal 100 approaching the user. Next, such a mobile terminal 100 will be described.
  • FIG. 3 shows a second modification of the portable terminal 100 according to the present embodiment.
  • the mobile terminal 100 according to the second modification detects whether or not the speaker unit 220 is close to the user, and switches the timing of generating the high-frequency sound according to the detection result.
  • the same reference numerals are given to the same operations as those of the mobile terminal 100 shown in FIG. 1, and the description will be omitted.
  • the mobile terminal 100 according to the second modification further includes a detection unit 260.
  • the detection unit 260 detects whether or not the user is near the speaker unit 220.
  • the detecting unit 260 detects that the user is approaching, for example, when detecting whether the mobile terminal 100 is held by the user. Note that it is desirable that the speaker unit 220 be provided at a position that is close to or in contact with the hand of the user when the portable terminal 100 is held by the user.
  • the detection unit 260 may determine that the user is close when predetermined software such as game software or a browser is executed. The detecting unit 260 may determine that the user is approaching when the movement of the mobile terminal 100, the temperature rise, and the like are detected. The detection unit 260 may acquire the execution status of the application software from the execution unit 170, and may include an acceleration sensor, a gyro sensor, a GPS, a temperature sensor, and the like. The detection section 260 supplies the detection result to the timing control section 230.
  • the timing control section 230 controls the generation timing of the high-frequency signal according to the detection result of the detection section 260.
  • the timing control unit 230 controls the second signal generation unit 210 to generate a high-frequency signal from the second signal generation unit 210, for example, in response to receiving a detection result that the speaker unit 220 and the user are close to each other. I do.
  • the timing control unit 230 controls the generation timing of a high-frequency signal in a frequency band higher than approximately 32 kHz and a high-frequency signal in a negative band on the condition that the detection result of the speaker unit 220 and the user being close to each other is received. May be.
  • the portable terminal 100 of the second modified example does not generate the high-frequency sound when the speaker unit 220 and the user are separated from each other and the high-frequency sound is unlikely to be propagated into the body of the user. Thereby, the portable terminal 100 can reduce the power consumption and efficiently transmit the high-frequency sound into the user's body.
  • the mobile terminal 100 is, for example, a computer.
  • the computer or the like executes, for example, a program or the like, so that the input unit 110, the storage unit 120, the communication unit 130, the display unit 140, the first signal generation unit 150, the output unit 160, the execution unit 170, It functions as the second signal generator 210, the speaker 220, the timing controller 230, and the like.
  • the computer includes a processor such as a CPU, and executes a program stored in the storage unit 120 to execute an input unit 110, a communication unit 130, a first signal generation unit 150, an output unit 160, an execution unit 170, a second signal It functions as at least a part of the generation unit 210, the timing control unit 230, the filter unit 240, the switching unit 250, and the detection unit 260.
  • the computer may further include a GPU (Graphics Processing Unit) or the like.
  • the program is installed in the mobile terminal 100 provided with the speaker unit 220 that converts a high-frequency sound corresponding to a high-frequency signal in a frequency band higher than the audible band, for example. Further, the computer is mounted on such a mobile terminal 100.
  • the present invention has been described using the embodiment, but the technical scope of the present invention is not limited to the scope described in the above embodiment, and various modifications and changes are possible within the scope of the gist. is there.
  • the specific embodiment of the dispersion / integration of the apparatus is not limited to the above embodiment, and all or a part of the apparatus may be functionally or physically dispersed / integrated in an arbitrary unit. Can be.
  • new embodiments that are generated by arbitrary combinations of the plurality of embodiments are also included in the embodiments of the present invention. The effect of the new embodiment caused by the combination has the effect of the original embodiment.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Telephone Function (AREA)
  • Transducers For Ultrasonic Waves (AREA)
PCT/JP2018/036866 2018-10-02 2018-10-02 携帯端末およびプログラム Ceased WO2020070799A1 (ja)

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JP2019520166A JP6857722B2 (ja) 2018-10-02 2018-10-02 携帯端末およびプログラム
PCT/JP2018/036866 WO2020070799A1 (ja) 2018-10-02 2018-10-02 携帯端末およびプログラム
JP2021047488A JP7246758B2 (ja) 2018-10-02 2021-03-22 携帯端末およびプログラム
US17/210,172 US11501751B2 (en) 2018-10-02 2021-03-23 Mobile terminal with high frequency generator

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JP2021114773A (ja) 2021-08-05
JP7246758B2 (ja) 2023-03-28

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