JP2014203169A - Portable terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a portable terminal which can effectively transmit vibration of a vibration source to a user by sufficiently vibrating a holding portion when the vibration source vibrates while the holding portion is held by the user.SOLUTION: A touch pad remote control 100 (a portable terminal) comprises: a touch pad 2 for receiving operations of a user; vibration motors 3a and 3b which vibrate at a predetermined frequency in response to an operation of the touch pad 2 by the user or a signal from an STB 400; and a housing 1 including cover members 7a and 7b which are formed in such a manner that they can be held by the user. The cover members 7a and 7b are so constructed that at least one of their shape, thickness and size is adjusted in such a manner that they have a natural frequency which is approximately an integral multiple of the frequency of the vibration motors 3a and 3b.

Description

  The present invention relates to a mobile terminal, and more particularly, to a mobile terminal including a vibration source.

  Conventionally, a portable terminal including a vibration source is known (for example, see Patent Document 1).

  In Patent Document 1, an operation unit (operation reception unit) that receives a user operation, a motor (vibration source) that vibrates at a predetermined frequency in response to an operation of the operation unit by a user or a signal from an external device, A game machine operation device (portable terminal) including a case (housing) including an operation support portion formed so as to be graspable by a user is disclosed.

JP 2002-191866 A

  However, in the game machine operation device (portable terminal) of Patent Document 1, when the motor vibrates with the operation support portion held by the user, the operation support portion vibrates depending on the size and shape of the operation support portion. (Displacement) may be difficult, and in that case, it may be difficult to transmit the vibration of the motor to the user.

  The present invention has been made to solve the above-described problems, and one object of the present invention is to vibrate the vibration source when the vibration source vibrates with the gripping portion held by the user. It is providing the portable terminal which can tell a user effectively.

  A portable terminal according to one aspect of the present invention includes an operation reception unit that receives a user operation, a vibration source that vibrates at a predetermined frequency in response to an operation of the operation reception unit by the user or a signal from an external device, and a user And a housing including a grip portion formed so as to be grippable, and the grip portion is adjusted in at least one of shape, thickness, and size so as to have a natural frequency that is substantially an integral multiple of the frequency of the vibration source. Including vibration parts.

  In the mobile terminal according to one aspect of the present invention, as described above, the vibration portion in which at least one of the shape, thickness, and size is adjusted so as to have a natural frequency that is substantially an integer multiple of the frequency of the vibration source. By providing the grip part including the vibration part, when the vibration source vibrates, the vibration part of the grip part can be resonated by the vibration of the vibration source, so that the displacement (amplitude) amount of the vibration part of the grip part can be increased. it can. Thereby, when the vibration source vibrates in a state where the grip portion is gripped by the user, the vibration of the vibration source can be effectively transmitted to the user.

  In the mobile terminal according to the above aspect, the gripping unit preferably includes a vibrating part that is in contact with the user's hand while being gripped by the user, and a non-vibrating part other than the vibrating part, The natural frequency is configured to have a natural frequency that is approximately an integral multiple of the frequency of the source, and the non-vibrating portion is configured not to have a natural frequency that is approximately an integral multiple of the frequency of the vibration source. With this configuration, it is possible to suppress the vibration (vibration energy) generated by the vibration source from being consumed in the non-vibration part, so that the vibration part is concentrated by the vibration source (vibration energy). The vibration of the vibration source can be efficiently transmitted to the user by greatly vibrating. In addition, since the non-vibrating portion is less likely to vibrate, the operation receiving unit provided in the non-vibrating portion can be operated without any trouble even during vibration.

  In the portable terminal according to the above aspect, the vibration part is preferably in contact with the user's hand while being gripped by the user, and has a natural frequency that is substantially an integer multiple of the frequency of the vibration source. The reception unit is included on the front surface and the vibration portion is included on the rear surface. According to this configuration, the operation receiving unit on the front surface of the chassis can be operated with the vibration part on the rear surface of the chassis being gripped. Vibration can be effectively transmitted to the user.

  In the mobile terminal according to the above aspect, the casing is preferably formed integrally with the casing and includes a battery storage portion that can store a battery therein, and the vibration portion includes a cover member that covers the battery storage portion. With this configuration, the cover member that covers the battery compartment can be used as a vibration part, so there is no need to provide a dedicated vibration part, and the number of parts increases even when a vibration part is provided. Can be suppressed.

  In this case, preferably, the cover member is arranged so as to cover the battery housing portion with a predetermined interval so as not to contact the battery housed in the battery housing portion when vibrating. If comprised in this way, it can suppress that the vibration (resonance) of a cover member (vibration part) will be prevented, resulting from a cover member contacting with a battery.

  In the configuration including the battery storage unit, the vibration source is preferably disposed in the vicinity of the cover member that covers the battery storage unit. If comprised in this way, it can suppress easily that the vibration (vibration energy) generated by the vibration source will be consumed in the area | region between a vibration source and a cover member (vibration part). It is possible to easily prevent the vibration (resonance) of the cover member (vibrating portion) from being hindered.

  In the configuration including the battery storage unit, preferably, the cover member has a flat plate shape extending in a direction substantially orthogonal to the left-right direction in a state where the grip unit is gripped by at least one of the right hand or the left hand of the user. The vicinity of the center in the longitudinal direction of the member is configured to have a smaller plate thickness than the vicinity of the end in the longitudinal direction. If comprised in this way, since the center vicinity of the longitudinal direction of a cover member (vibration part) can be made easy to deform | transform, the vibration of a vibration source can be more efficiently transmitted to a user.

  In the configuration in which the cover member has a flat plate shape, preferably, the battery housing portion includes a first battery housing portion and a second battery housing portion, and the cover member includes a first cover member and a second cover having a vibrating portion. The first battery storage portion is configured to be covered by the first cover member, and the second battery storage portion is configured to be covered by the second cover member, and the first battery storage portion and the first battery storage portion The two battery storage portions are provided on the left side and the right side of the housing, respectively. If comprised in this way, since the 1st cover member which covers a 1st battery storage part and the 2nd cover member which covers a 2nd battery storage part can be hold | gripped from both the left side and the right side, a user's dominant hand (one side) The vibration of the vibration source can be effectively transmitted to the user even when the cover member (gripping part) is gripped by the hand (the other hand) opposite to the dominant hand while operating the operation receiving part with the hand.

  In the portable terminal according to the above aspect, the vibration source preferably includes a first vibration source and a second vibration source, and the vibration portion is in contact with a user's hand while being held by the user. The first vibration source is configured to vibrate at a first frequency in response to an operation of the operation reception unit by a user or a signal from an external device, and the second vibration source includes: The vibration is configured to vibrate at the second frequency in response to an operation of the operation reception unit by the user or a signal from an external device, and the first vibration portion is substantially an integer multiple of the first frequency of the first vibration source. The second vibration portion is configured to have a natural frequency that is substantially an integral multiple of the second frequency of the second vibration source. With this configuration, when the second vibration source is vibrated at a second frequency that is different from a substantially integer multiple of the frequency of the first vibration source, the first vibration portion and the second vibration portion are separately provided. Since it can be vibrated (resonated), two different vibrations can be transmitted to the user. When the second vibration source is vibrated at a second frequency that is substantially an integral multiple of the frequency of the first vibration source, both the first vibration source and the second vibration source have the first vibration portion. And the second vibrating portion can be vibrated together, so that the vibration can be reliably transmitted to the user.

  According to the present invention, as described above, when the vibration source vibrates with the gripping portion held by the user, the gripping portion can be sufficiently vibrated to effectively transmit the vibration of the vibration source to the user.

It is the schematic diagram which showed the use condition of the touchpad remote control by 1st Embodiment of this invention. 1 is a perspective view illustrating an overall configuration of a touchpad remote controller according to a first embodiment of the present invention. 1 is a block diagram illustrating a configuration of a touchpad remote controller according to a first embodiment of the present invention. It is the perspective view which showed the front surface of the state which hold | gripped the touchpad remote control by 1st Embodiment of this invention. It is the figure which showed the rear surface of the state which hold | gripped the touchpad remote control by 1st Embodiment of this invention. It is the figure which showed the rear surface of the touchpad remote control by 1st Embodiment of this invention. It is the figure which showed the side surface of the touchpad remote control by 1st Embodiment of this invention. It is sectional drawing along the 600-600 line of FIG. FIG. 7 is a cross-sectional view taken along line 610-610 in FIG. It is the figure which showed the plate | board thickness of the cover member of the touchpad remote control by 1st Embodiment of this invention. It is the figure which showed the cover member of the touchpad remote control by 1st Embodiment of this invention. It is the figure which showed the simulation result of the cover member of the touchpad remote control by 1st Embodiment of this invention. It is the figure which showed the simulation result of the non-vibration part of the touchpad remote control by 1st Embodiment of this invention. It is the figure which showed the rear surface of the touchpad remote control by 2nd Embodiment of this invention. It is the figure which showed the front surface of the smart phone by the 1st modification of 1st Embodiment of this invention. It is the figure which showed the rear surface of the smart phone by the 1st modification of 1st Embodiment of this invention. It is the figure which showed the rear surface of the touchpad remote control by the 2nd modification of 1st Embodiment of this invention.

  DESCRIPTION OF EXEMPLARY EMBODIMENTS Embodiments of the invention will be described below with reference to the drawings.

(First embodiment)
First, the configuration of the touchpad remote controller 100 according to the first embodiment of the present invention will be described with reference to FIGS. The touchpad remote controller 100 is an example of the “portable terminal” in the present invention.

  As shown in FIG. 1, the touchpad remote controller 100 according to the first embodiment of the present invention operates an STB (set top box) 400 connected to a TV (television device) 300 using an HDMI (registered trademark) cable 200. Is configured to do. Touchpad remote controller 100 is configured to be able to communicate with STB 400 wirelessly. In addition, the STB 400 includes, for example, Android (registered trademark) as an OS (Operating System). Further, the STB 400 is configured to be able to use a TV program, a game, or the like acquired (downloaded) from the Internet 500 by activating an application corresponding to Android (registered trademark). The STB 400 is configured to display the acquired television program or game on the TV 300. In addition, the touchpad remote controller 100 is configured to perform operations on viewing of the acquired television program, game operations, and the like on the STB 400. The STB 400 is an example of the “external device” in the present invention.

  Here, in the first embodiment, as shown in FIG. 3, the touch pad remote controller 100 includes a housing 1, a touch pad 2, vibration motors 3a and 3b, and batteries 4a and 4b. The touch pad remote controller 100 includes a communication unit 5, a CPU 6, and cover members 7a and 7b (see FIG. 5).

  As shown in FIGS. 2 and 4, the housing 1 includes an opening 11 a that exposes the touch pad 2 from the front surface 11 side. Moreover, the housing | casing 1 contains the two battery accommodating parts 13a and 13b which protrude toward the rear surface 12 (Z2 direction) side. Moreover, the battery storage parts 13a and 13b are arrange | positioned at the right side (X1 direction side) and the left side (X2 direction side) of the housing | casing 1, respectively. Further, as shown in FIG. 9, the battery storage portions 13a and 13b are formed integrally with the housing 1, and are configured to store the batteries 4a and 4b therein. Moreover, both battery accommodating parts 13a and 13b have a convex cross section. Moreover, the battery accommodating part 13a (13b) has the recessed part 14a (14b) for fitting the cover member 7a (7b) in the rear surface 12 side. Further, as shown in FIGS. 4 and 5, the user can hold the touchpad remote controller 100 by attaching the right hand 150a and the left hand 150b to the battery storage portions 13a and 13b, respectively. The battery storage portions 13a and 13b are formed to extend along a direction (Y direction) orthogonal to the left-right direction in a state where the touchpad remote controller 100 is held by the user's right hand 150a and left hand 150b. Moreover, the area | region 13c between the battery accommodating parts 13a and 13b of the rear surface 12 is formed in flat surface shape. The casing 1 is made of a resin (for example, ABS (acrylonitrile butadiene styrene copolymer synthesis) resin). The battery storage portion 13a is an example of the “first battery storage portion” and the “gripping portion” in the present invention. The battery storage portion 13b is an example of the “second battery storage portion” and the “gripping portion” in the present invention.

  As shown in FIGS. 2 and 4, the touch pad 2 is included in the front surface 11 of the housing 1. The touch pad 2 is configured to accept a user operation. The touch pad 2 detects a predetermined input operation by sensing a change in capacitance when the user's index finger, middle finger, ring finger, and little finger (right hand 150a and left hand 150b) are in contact with the touch pad 2. It is configured. Further, the display corresponding to the operation accepted by the touch pad 2 is configured to be displayed on the TV 300 (see FIG. 1). For example, when the touch pad 2 is traced, a cursor corresponding to the traced trace is displayed on the TV 300. The touch pad 2 is an example of the “operation receiving unit” in the present invention.

  As shown in FIGS. 5 and 6, one vibration motor 3 a is provided on the right side (X1 direction side) of the housing 1. One vibration motor 3 b is provided on the left side (X2 direction side) of the housing 1. Further, the vibration motors 3a and 3b are disposed at the approximate center in the Y direction of the housing 1 in plan view. Moreover, as shown in FIG. 9, the vibration motors 3a and 3b are disposed inside the convex battery storage portions 13a and 13b, respectively. Further, the vibration motors 3a and 3b are arranged at the approximate center in the front-rear direction (Z direction) of the housing 1, as shown in FIGS. Further, the vibration motors 3a and 3b are configured to vibrate at a predetermined frequency in accordance with the operation of the touch pad 2 by the user or a signal from the STB 400. The vibration motor 3a (3b) is configured to vibrate at, for example, 167 Hz (10000 rotations / minute) in response to a user operation of the touch pad 2 or a signal from the STB 400. That is, the vibration motors 3a and 3b are both configured to vibrate at the same frequency. Note that 167 Hz (10,000 rpm) is an example of the “first frequency” in the present invention. Further, 167 Hz (10000 rpm) is an example of the “second frequency” in the present invention. The vibration motor 3a is an example of the “first vibration source” and the “vibration source” in the present invention. The vibration motor 3b is an example of the “second vibration source” and the “vibration source” in the present invention.

  As shown in FIG. 6, the batteries 4 a and 4 b are arranged along the direction (Y direction side) in which the battery storage portions 13 a and 13 b extend. As the batteries 4a and 4b, for example, nickel batteries or lithium ion batteries can be used. Batteries 4a and 4b are both batteries of the same size (for example, AAA (AAA)).

  The communication unit 5 (see FIG. 3) is configured to transmit (transmit) a signal related to an operation accepted by the touchpad 2 to the STB 400. Communication unit 5 is configured to receive a signal transmitted from STB 400. The communication unit is configured to transmit and receive signals using Bluetooth (registered trademark) or the like.

  The CPU 6 (see FIG. 3) is configured to perform overall control of the touchpad remote controller 100. Further, the CPU 6 is configured to perform control to vibrate the vibration motors 3a and 3b in accordance with an operation of the touch pad 2 by the user or a signal from the STB 400.

  In the first embodiment, the cover members 7a and 7b are provided on the rear surface 12 (Z2 direction) side of the housing 1 as shown in FIGS. That is, the cover members 7a and 7b are provided on the rear surface 12 on the opposite side (Z2 direction side) of the housing 1 from the side including the touch pad 2. The cover members 7a and 7b are included in the housing 1 (battery storage portions 13a and 13b), respectively. Further, as shown in FIG. 5, the cover members 7a and 7b are arranged such that the user's index finger, middle finger, ring finger, and little finger (right hand 150a and left hand) with the user holding the touchpad remote control 100 (battery storage portions 13a and 13b). 150b) is disposed at a position corresponding to (contacting). Also, as shown in FIGS. 8 and 9, the cover member 7a (7b) has the end portions 72a and 73a (72b and 73b) fitted into the recess 14a (14b) of the battery storage portion 13a (13b). It is configured to be attached to the housing 1. As shown in FIG. 9, vibration motors 3a and 3b are arranged in the vicinity of the cover members 7a and 7b. The cover members 7a and 7b are both configured to vibrate due to the vibrations of the vibration motors 3a and 3b. Moreover, the housing | casing 1 contains the non-vibration part 7c (refer FIG. 13) other than the cover members 7a and 7b. The cover member 7a is an example of the “first cover member”, “first vibration portion”, and “vibration portion” in the present invention. The cover member 7b is an example of the “second cover member”, “second vibration portion”, and “vibration portion” in the present invention.

  As shown in FIG. 8, when the cover member 7a vibrates, the cover member 7a has a predetermined distance from the battery 4a at a position closest to the battery 4a so as not to contact the battery 4a stored in the battery storage portion 13a. It arrange | positions in the state which separated D (for example, about 2 mm). Similarly to the cover member 7a, the cover member 7b is separated from the battery 4b stored in the battery storage portion 13b by a predetermined distance D (for example, about 2 mm) when the cover member 7b vibrates. Therefore, it is arranged so as to cover the battery housing part 13b (recessed part 14b).

  Further, as shown in FIG. 5, the cover members 7a and 7b are in contact with the user's index finger, middle finger, ring finger, and little finger (right hand 150a and left hand 150b) while the battery storage portions 13a and 13b are held by the user, respectively. It is configured to be. Further, the cover member 7a has a flat plate shape (see FIG. 10) extending in a direction (Y direction) substantially orthogonal to the left-right direction in a state where the battery storage portion 13a is gripped by the user's right hand 150a. Similarly to the cover member 7a, the cover member 7b has a flat plate shape in which the battery housing portion 13b extends in a direction (Y direction) substantially perpendicular to the left-right direction in a state where the cover member 7b is held by the user's left hand 150b. doing. Since the cover member 7b has a shape symmetrical to the cover member 7a with respect to the Y direction, the cover member 7a will be described below, and the description of the cover member 7b will be omitted.

  The cover member 7a is configured by adjusting the shape, thickness, and size so as to have a natural frequency that is substantially an integral multiple of the frequency of the vibration motor 3a. Specifically, as shown in FIG. 10, the center vicinity 74a in the longitudinal direction (Y direction) of the cover member 7a is configured to have a plate thickness D1 smaller than the end vicinity 72a and 73a in the longitudinal direction. Yes. Specifically, the cover member 7a is configured such that the central vicinity 74a in the longitudinal direction has a plate thickness D1 (for example, about 0.5 mm). The cover member 7a is configured such that the end portion vicinity 72a in the Y1 direction has a plate thickness D2 (for example, about 1.1 mm). Further, the cover member 7a is configured such that the end portion vicinity 73a in the Y2 direction has a plate thickness D3 (for example, about 1.1 mm). Further, as shown in FIG. 11, the cover member 7a is configured to have a trapezoidal shape in a plan view (viewed from the Z2 direction side). Specifically, the cover member 7a has a width L1 (for example, about 1.5 cm) at the end portion 72a in the Y1 direction. The cover member 7a has a width L2 (for example, about 2.5 cm) at the end portion 72b in the Y2 direction. The cover member 7a has a width L3 (for example, about 6 cm) in the longitudinal direction (Y direction). Further, the surface 71a on the rear surface 12 (Z2 direction) side of the cover member 7a is formed in a flat surface shape (see FIG. 10). The cover member 7a is configured to have a natural frequency (for example, 328.8 Hz) that is approximately twice the frequency (for example, 167 Hz (10000 rpm)) of the vibration motors 3a and 3b.

  In addition, as shown in FIG. 12, the casing 1 includes cover members 7a and 7b that are in contact with the user's right hand 150a and left hand 150b while being held by the user, and a non-vibrating portion 7c other than the cover members 7a and 7b. Including. In other words, the non-vibrating portion 7c is a portion of the housing 1 other than the cover members 7a and 7b. Further, the non-vibrating portion 7c is configured not to have a natural frequency that is substantially an integer multiple of the frequency (for example, 167 Hz (10000 rpm)) of the vibration motors 3a and 3b. That is, the non-vibrating portion 7c is configured not to resonate when the vibration motors 3a and 3b vibrate at a predetermined frequency. Further, the non-vibrating portion 7c has a predetermined thickness (for example, 1.5 mm).

  In the first embodiment, as described above, the cover member 7a (7b) whose shape, thickness, and size are adjusted so as to have a natural frequency that is substantially an integral multiple of the frequency of the vibration motor 3a (3b) is provided. Thus, when the vibration motor 3a (3b) vibrates, the cover member 7a (7b) can be resonated by the vibrations of the vibration motors 3a and 3b, so that the cover member 7a ( The displacement (amplitude) amount of 7b) can be increased. As a result, it is possible to effectively transmit the vibration of the vibration motor 3a (3b) to the user by sufficiently vibrating the battery housing portion 13a (13b).

  In the first embodiment, as described above, the cover member 7a (7b) that is in contact with the index finger, middle finger, ring finger, and little finger (right hand 150a and left hand 150b) of the user while being held by the user, and the cover member The non-vibrating portion 7c other than 7a (7b) is provided, and the cover member 7a (7b) is configured to have a natural frequency that is substantially an integral multiple of the frequency of the vibration motor 3a (3b). The non-vibrating portion 7c is configured so as not to have a natural frequency that is substantially an integral multiple of the frequency of. As a result, it is possible to suppress the vibration (vibration energy) generated by the vibration motor 3a (3b) from being consumed in the non-vibration portion 7c, so that the vibration (vibration energy) of the vibration motor 3a (3b) The cover member 7a (7b) can be vibrated intensively and the vibration of the vibration motor 3a (3b) can be efficiently transmitted to the user. Further, since the non-vibrating portion 7c is difficult to vibrate, the touch pad 2 provided on the non-vibrating portion 7c can be operated without any trouble even during vibration.

  In the first embodiment, as described above, the housing 1 is configured to include the touch pad 2 on the front surface and the cover member 7a (7b) on the rear surface. As a result, the touch pad 2 on the front surface of the housing 1 can be operated with the cover member 7a (7b) on the rear surface of the housing 1 being gripped. However, the vibration of the vibration motor 3a (3b) can be effectively transmitted to the user.

  In the first embodiment, as described above, the battery housing portion 13a (13b) capable of housing the battery 4a (4b) is formed integrally with the housing 1, and the battery housing portion 13a (13b) is formed. Covering cover member 7a (7b) is provided. As a result, the cover member 7a (7b) covering the battery storage portion 13a (13b) can be used as a vibration part, so there is no need to separately provide a dedicated vibration part, and even when a vibration part is provided, An increase in the number of parts can be suppressed.

  Further, in the first embodiment, as described above, the cover member 7a is separated from the battery 4a (4b) stored in the battery storage portion 13a (13b) when it vibrates with a predetermined interval. (7b) is arranged. Thereby, it can suppress that the vibration (resonance) of the cover member 7a (7b) is prevented from being caused by the cover member 7a (7b) being in contact with the battery 4a (4b).

  In the first embodiment, as described above, the vibration motor 3a (3b) is disposed in the vicinity of each of the cover members 7a (7b). As a result, it is possible to easily suppress the vibration (vibration energy) generated by the vibration motor 3a (3b) from being consumed in the non-vibration portion 7c, so that the cover member 7a (7b) can be easily operated. It is possible to suppress the vibration (resonance) from being hindered.

  Further, in the first embodiment, as described above, the flat cover is formed so that the central portion 74a (74b) in the longitudinal direction has a smaller plate thickness than the end portions 72a and 73a (72b and 73b) in the longitudinal direction. The member 7a (7b) is configured. Thereby, since the center vicinity 74a (74b) of the cover member 7a (7b) in the longitudinal direction can be easily deformed, the vibration of the vibration motor 3a (3b) can be transmitted to the user more efficiently.

  In the first embodiment, as described above, the battery storage portion 13a is configured to be covered by the cover member 7a, and the battery storage portion 13b is configured to be covered by the cover member 7b, and the cover member 7a is covered. The battery storage portion 13a and the battery storage portion 13b covered with the cover member 7b are provided on the left side and the right side of the housing 1, respectively. Accordingly, since the cover members 7a and 7b can be grasped from both the left and right sides, the user operates the touchpad 2 with the dominant hand (one hand) and uses the opposite hand (the other hand) to the dominant hand. Even when the cover member 7a or 7b is gripped, the vibrations of the vibration motors 3a and 3b can be effectively transmitted to the user.

  In the first embodiment, as described above, the cover members 7a and 7b having a natural frequency that is substantially an integral multiple of the frequency of the vibration motors 3a and 3b are provided. Thereby, both the cover motors 7a and 7b can be vibrated by both the vibration motors 3a and 3b, so that the vibration can be reliably transmitted to the user.

  Next, simulation results performed to confirm the effect of using the touchpad remote controller 100 according to the first embodiment will be described.

  FIG. 12 shows an analysis result of the natural frequencies of the cover members 7a and 7b of the touchpad remote controller 100 according to the first embodiment of the present invention. FIG. 13 shows the analysis result of the natural frequency of the casing 1 (non-vibrating portion 7c) from which the cover members 7a and 7b are removed. In this simulation, simulation conditions are set so as to correspond to the touchpad remote controller 100 according to the first embodiment of the present invention. Specifically, the material of the cover member 7a and the non-vibrating portion 7c was set to be ABS resin. The plate thickness D1 of the center vicinity 74a in the longitudinal direction (Y direction) of the cover member 7a was set to 0.5 mm. The plate thickness D2 of the vicinity 72a in the longitudinal direction of the cover member 7a was set to 1.1 mm. The plate thickness D3 of the vicinity 73a in the longitudinal direction of the cover member 7a was set to 1.1 mm. The width L1 in the X direction of the end portion vicinity 72a of the cover member 7a was set to 1.5 cm. The width L2 in the X direction of the end portion vicinity 73a of the cover member 7a was set to 2.5 cm. The width L3 in the longitudinal direction of the cover member 7a was set to 6 cm. The frequency of the vibration motors 3a and 3b was set to 167 Hz (10000 rpm). In this case, it was confirmed that the natural frequency of the primary mode of the cover member 7a was 328.8 Hz, which was approximately an integral multiple (twice) of the frequency of the vibration motor 3a (3b).

  In the above configuration, as shown in FIG. 12, it was confirmed that the vicinity 74a of the center of the cover member 7a in the longitudinal direction (Y direction) vibrates (resonates) greatly. Specifically, it was confirmed that the vibration (resonance) gradually decreased as it approached the end vicinity 72a and 73a from the center vicinity 74a in the longitudinal direction of the cover member 7a. For the cover member 7b, the same result as the simulation result of the cover member 7a is obtained. Thus, by adjusting the shape, thickness, and size, the cover members 7a and 7b have a natural frequency that is substantially an integral multiple of the frequency of the vibration motor 3a (3b).

  Similarly, it was confirmed that the natural frequency of the non-vibrating portion 7c of the housing 1 was 1242 Hz, which is substantially a non-integer multiple (7.4 times) the frequency of the vibration motor 3a (3b). Further, as shown in FIG. 13, it was confirmed that the vibration (resonance) was very small except in the region 13c between the battery housing portions 13a and 13b on the rear surface 12 of the non-vibrating portion 7c. Specifically, it was confirmed that the vibration (resonance) slightly increased as it approached the center of the region 13c of the non-vibration portion 7c. In addition, it was confirmed that the vibration (resonance) seen near the center of the region 13c in the non-vibration portion 7c is sufficiently smaller than the vibration (resonance) of the cover members 7a and 7b.

(Second Embodiment)
Hereinafter, the configuration of the touchpad remote controller 700 according to the second embodiment of the present invention will be described with reference to FIGS. The touch pad remote control 700 is an example of the “portable terminal” in the present invention.

  In the second embodiment, unlike the first embodiment including the cover members 7a and 7b that vibrate at the same frequency, a touch pad remote controller 700 including the cover members 707a and 707b that vibrates at different frequencies will be described. The cover member 707a is an example of the “first cover member”, “first vibration portion”, and “vibration portion” in the present invention. The cover member 707b is an example of the “second cover member”, “second vibration portion”, and “vibration portion” in the present invention.

  As shown in FIG. 3, the touch pad remote controller 700 according to the second embodiment includes a housing 1, a touch pad 2, vibration motors 703a and 703b, and batteries 4a and 4b. The touch pad remote controller 700 includes the communication unit 5, the CPU 6, and cover members 707a and 707b (see FIG. 14).

  In the second embodiment, as shown in FIG. 3, one vibration motor 703 a is provided on the right side (X1 direction side) of the housing 1. One vibration motor 703b is provided on the left side (X2 direction side) of the housing 1. In addition, the vibration motors 703a and 703b are disposed at the approximate center in the Y direction of the housing 1 in plan view. Further, the vibration motors 703a and 703b are configured to vibrate at a predetermined frequency in accordance with a user operation of the touch pad 2 or a signal from the STB 400 (see FIG. 1).

  Here, in the second embodiment, the vibration motors 703a and 703b are configured to vibrate at different frequencies. Specifically, the vibration motor 703a is configured to vibrate at, for example, 167 Hz (10000 rotations / minute) in accordance with a user's operation of the touch pad 2 or a signal from the STB 400. The vibration motor 703b is configured to vibrate at, for example, 200 Hz (12000 rotations / minute) in response to an operation of the touch pad 2 by the user or a signal from the STB 400. In addition, the vibration motor 703b is configured to vibrate at a frequency that is substantially a non-integer multiple (1.2 times) the vibration motor 703a. Note that 167 Hz (10,000 rpm) is an example of the “first frequency” in the present invention. Further, 200 Hz (12000 revolutions / minute) is an example of the “second frequency” in the present invention. The vibration motor 703a is an example of the “first vibration source” and the “vibration source” in the present invention. The vibration motor 703b is an example of the “second vibration source” and the “vibration source” in the present invention.

  In the second embodiment, the cover member 707a is configured to have a natural frequency (for example, 328.8 Hz) that is approximately twice the frequency (for example, 167 Hz (10000 rpm)) of the vibration motor 703a. ing. The cover member 707b is configured to have a natural frequency (for example, 394 Hz) that is approximately twice the frequency of the vibration motor 703b (for example, 200 Hz (12000 revolutions / minute)). Further, the cover member 707b is configured by adjusting the shape, thickness, and size so as to have a natural frequency different from a natural frequency that is substantially an integer multiple of the frequency of the vibration motor 703b. From the analysis result of the natural frequency of the cover member 707a, the center in the longitudinal direction (Y direction) of the cover member 707a is the same as the analysis (simulation) result of the natural frequency of the cover member 7a shown in the first embodiment. It was confirmed that the vibration (resonance) in the vicinity 774a was large. Further, it has been found that the vibration (resonance) gradually decreases as the length near the center 774a in the longitudinal direction of the cover member 707a approaches the end portions 772a and 773a. The analysis of the natural frequency of the cover member 707b is performed in the same procedure as the analysis of the natural frequency of the cover member 7a shown in the first embodiment, and the vicinity of the center in the longitudinal direction (Y direction) of the cover member 707b. It was confirmed that the vibration (resonance) of 774b was large. Further, it was confirmed that the vibration (resonance) gradually decreased as the cover member 707b approached the end vicinity 772b and 773b from the center vicinity 774b in the longitudinal direction.

  In addition, the other structure of 2nd Embodiment is the same as that of the said 1st Embodiment.

  In the second embodiment, as described above, the cover members 707a and 707b whose shapes, thicknesses, and sizes are adjusted to have natural frequencies that are substantially integer multiples of the frequencies of the vibration motors 703a and 703b are provided. Accordingly, the cover member 707a can be resonated when the vibration motor 703a vibrates, and the cover member 707b can be resonated when the vibration motor 703b vibrates. Therefore, the cover member 707a and the battery storage portion 13b of the battery storage portion 13a can be resonated. The amount of displacement (amplitude) of the cover member 707b can be increased. As a result, when the vibration motors 703a and 703b vibrate, the vibrations of the vibration motors 703a and 703b can be effectively transmitted to the user.

  In the second embodiment, as described above, the vibration motor 703a that vibrates at the first frequency and the vibration motor 703b that vibrates at a second frequency that is different from a substantially integer multiple of the first frequency of the vibration motor 703a. And a cover member 707a having a natural frequency that is approximately an integral multiple of the first frequency of the vibration motor 703a, and a cover member 707b having a natural frequency that is approximately an integral multiple of the second frequency of the vibration motor 703b. Provide. If comprised in this way, since cover member 707a and 707b can vibrate (resonate) separately, respectively, two different vibrations can be transmitted to a user.

  The embodiment disclosed this time should be considered as illustrative in all points and not restrictive. The scope of the present invention is shown not by the above description of the embodiments but by the scope of claims for patent, and further includes all modifications within the meaning and scope equivalent to the scope of claims for patent.

  For example, in the first and second embodiments, an example in which the present invention is applied to a touchpad remote controller as a mobile terminal has been described, but the present invention is not limited to this. The present invention can also be applied to a smartphone 800 as a mobile terminal as in the first modification shown in FIGS. 15 and 16. The smartphone 800 includes a vibration motor 801, a battery 802, and a cover member 803. The present invention can also be applied to a tablet as a mobile terminal, a controller of a game machine, and the like. The smartphone 800 is an example of the “portable terminal” in the present invention. The cover member 803 is an example of the “vibrating portion” in the present invention.

  In the said 1st and 2nd embodiment, although the touchpad remote control (mobile terminal) showed the example provided with a touchpad (operation reception part), this invention is not limited to this. In the present invention, the mobile terminal may include a touch panel having an image display function, for example, other than the touch pad as the operation reception unit.

  In the first and second embodiments, the example in which the cover member (vibrating portion) is provided at a position in contact with the index finger, middle finger, ring finger, and little finger of the user's right hand and left hand (finger) is shown. Is not limited to this. In the present invention, in addition to the user's index finger, middle finger, ring finger, and little finger, a vibrating portion may be provided at a position in contact with the thumb. Moreover, you may provide a vibration part in the position which contacts at least 1 finger | toe among user's fingers. Moreover, you may provide a vibration part in the position which contacts a user's palm.

  In the first and second embodiments, the example in which the cover member (vibrating portion) is configured to have a natural frequency approximately twice the frequency of the vibration motor (vibration source) has been shown, but the present invention is not limited thereto. Absent. In the present invention, the vibration portion may be configured to have a natural frequency that is substantially the same (1 time) as the frequency of the vibration source or an integer multiple of approximately three times or more of the frequency of the vibration source.

  In the said 1st and 2nd embodiment, although the example which forms a cover member (vibration part) separately from a housing | casing was shown, this invention is not limited to this. In the present invention, a housing 902 that integrally includes vibrating portions 901a and 901b may be formed as in the second modification shown in FIG.

  In the said 1st and 2nd embodiment, although the example which forms a cover member (vibration part) with resin was shown, this invention is not limited to this. In the present invention, the cover member may be formed of metal (for example, aluminum or stainless steel). Thus, unlike the case where the cover member is made of resin, the vibration attenuation rate can be lowered (easily resonate with vibration), so that the vibration of the vibration source can be transmitted more efficiently to the user.

  In the said 1st and 2nd embodiment, although the example which provided the two vibration motors 3a and 3b (vibration source) was shown, this invention is not limited to this. In the present invention, three or more vibration sources may be provided. In the first embodiment, one vibration source may be provided. In the first embodiment, a common vibration source may be provided for a plurality of gripping units.

  In the first and second embodiments, an example is shown in which one vibration motor (vibration source) is provided for one battery housing part (gripping part), but the present invention is not limited to this. In the present invention, a plurality of vibration sources may be provided for one grip portion.

  In the said 1st and 2nd embodiment, although the example which provides the vibration motor as a vibration source of this invention was shown, this invention is not limited to this. In the present invention, a vibration source other than the vibration motor, such as an ultrasonic vibrator, may be provided.

  In the first and second embodiments, the cover member (vibration member) of the present invention having a natural frequency that is substantially an integral multiple of the frequency of the vibration motor (vibration source) is adjusted by adjusting the shape, thickness, and size. Although the example which comprises is shown, this invention is not limited to this. In the present invention, a vibration member having a natural frequency that is substantially an integral multiple of the frequency of the vibration source may be configured by adjusting at least one of shape, thickness, and size.

  In the said 1st Embodiment, although the example which provides a cover member (vibration part) on the both sides of the left side and right side of a housing | casing was shown, this invention is not limited to this. In the present invention, the vibration part may be provided only on one of the left side and the right side of the housing, or may be provided at the center of the rear surface of the housing.

1, 902 Case 2 Touch pad (operation receiving part)
3a, 703a Vibration motor (first vibration source, vibration source)
3b, 703b Vibration motor (second vibration source, vibration source)
4a, 4b, 802 Battery 7a, 707a Cover member (first cover member, first vibration part, vibration part)
7b, 707b Cover member (second cover member, second vibration part, vibration part)
7c Non-vibrating part 11 Front surface 12 Rear surface 13a Battery storage part (first battery storage part, gripping part)
13b Battery storage part (second battery storage part, gripping part)
74a, 774a Center vicinity 100, 700 Touchpad remote control (portable terminal)
150a Right hand (hand)
150b Left hand (hand)
400 STB (external device)
800 Smartphone (mobile terminal)
801 Vibration motor 802 Battery 803 Cover member (vibration part)
901a, 901b Vibrating part

Claims (9)

An operation reception unit for receiving user operations;
A vibration source that vibrates at a predetermined frequency in response to an operation of the operation reception unit by a user or a signal from an external device;
A housing including a grip portion formed so as to be grippable by a user,
The portable terminal includes a vibration part in which at least one of shape, thickness, and size is adjusted so as to have a natural frequency that is substantially an integer multiple of the frequency of the vibration source. The grip portion includes the vibrating portion that is in contact with the user's hand while being gripped by the user, and a non-vibrating portion other than the vibrating portion,
The vibration portion is configured to have a natural frequency that is substantially an integer multiple of the frequency of the vibration source,
The portable terminal according to claim 1, wherein the non-vibrating portion is configured not to have a natural frequency that is substantially an integral multiple of a frequency of the vibration source. The vibrating portion is in contact with the user's hand while being gripped by the user, and has a natural frequency that is substantially an integer multiple of the frequency of the vibration source,
The portable terminal according to claim 1, wherein the housing includes the operation reception unit on a front surface and includes the vibration portion on a rear surface. The housing includes a battery housing portion that is formed integrally with the housing and capable of housing a battery therein.
The mobile terminal according to claim 1, wherein the vibration part includes a cover member that covers the battery housing unit.   The said cover member is arrange | positioned so that the said battery accommodating part may be covered in the state spaced apart by predetermined spacing so that it may not contact with the battery accommodated in the said battery accommodating part when vibrating. Mobile devices.   The mobile terminal according to claim 4, wherein the vibration source is disposed in the vicinity of a cover member that covers the battery housing unit. The cover member has a flat plate shape extending in a direction substantially perpendicular to the left-right direction in a state where the grip portion is gripped by at least one of a user's right hand or left hand.
The portable terminal according to any one of claims 4 to 6, wherein the cover member has a thickness in the vicinity of the center in the longitudinal direction that is smaller than that in the vicinity of the end in the longitudinal direction. The battery storage unit includes a first battery storage unit and a second battery storage unit,
The cover member includes a first cover member and a second cover member having the vibrating portion,
The first battery storage unit is configured to be covered by the first cover member,
The second battery storage unit is configured to be covered by the second cover member,
The mobile terminal according to claim 7, wherein the first battery storage unit and the second battery storage unit are provided on a left side and a right side of the casing, respectively. The vibration source includes a first vibration source and a second vibration source,
The vibrating portion includes a first vibrating portion and a second vibrating portion that are in contact with the user's hand while being held by the user;
The first vibration source is configured to vibrate at a first frequency in response to an operation of the operation reception unit by a user or a signal from the external device,
The second vibration source is configured to vibrate at a second frequency in response to an operation of the operation reception unit by a user or a signal from the external device,
The first vibration portion has a natural frequency that is substantially an integer multiple of the first frequency of the first vibration source;
The mobile terminal according to claim 1, wherein the second vibration part is configured to have a natural frequency that is substantially an integer multiple of a second frequency of the second vibration source.

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