JP6608254B2 - Recording device, advice output method and program - Google Patents

Description

  The present invention relates to a recording device that records audio data or reproduces audio data, an advice output method, and a program.

  In recent years, in a mobile communication terminal, a first microphone used as a main microphone for inputting an acoustic signal and a second microphone used as an auxiliary microphone for inputting an acoustic signal provided outside the mobile communication terminal. There is known a technique capable of performing high-quality voice call or voice recording by removing ambient noise during voice call or recording using a microphone (see Patent Document 1). In this technique, when the cover provided on the mobile communication terminal is open, each of the first and second microphones is driven to perform a voice call or voice recording, while the cover provided on the mobile communication terminal When closed, only the second microphone is driven to perform a voice call or voice recording.

Japanese Patent No. 4847590

  However, since the technique of Patent Document 1 described above does not take into account the use situation of the microphone, there is a problem in that the sound source desired by the user cannot be recorded as imagined and the recording quality is deteriorated. .

  The present invention has been made in view of the above, and an object of the present invention is to provide a recording device, an advice output method, and a program that can prevent the recording quality from deteriorating.

  In order to solve the above-described problems and achieve the object, a recording device according to the present invention is a recording device capable of recording sound, and a first sound collecting unit that inputs sound and converts it into an electrical signal; A second sound collection unit that has a sound collection axis with high sensitivity in a direction different from the sound collection axis of the first sound collection unit, inputs sound and converts it into an electrical signal, and the first sound collection unit inputs Based on the volume of the sound and the volume of the sound input by the second sound collection unit, a determination unit that determines the usage status of the recording device by the user, and the sound generated by the recording device based on the determination result of the determination unit And an output unit for outputting input advice.

In addition, the advice output method according to the present invention has a first sound collection unit that inputs sound and converts it into an electrical signal, and a sound collection axis having high sensitivity in a direction different from the sound collection axis of the first sound collection unit. And a second sound pickup unit for inputting sound and converting it into an electrical signal, and an advice output method for a recording device comprising:
A determination step of determining a usage situation by a user of the recording device based on a volume of the sound input by the first sound collection unit and a volume of the sound input by the second sound collection unit; and a determination result of the determination step And an output step of outputting voice input advice by the recording device.

  The program according to the present invention has a first sound collection unit that inputs voice and converts it into an electrical signal, and a sound collection axis having high sensitivity in a direction different from the sound collection axis of the first sound collection unit, In a recording device comprising a second sound collection unit that inputs sound and converts it into an electrical signal, the sound volume input by the first sound collection unit and the sound volume input by the second sound collection unit Based on the determination step of determining the usage status by the user of the recording device, and an output step of outputting voice input advice by the recording device based on the determination result of the determination step, To do.

  According to the present invention, it is possible to prevent the recording quality from being deteriorated.

FIG. 1 is a front view showing a schematic configuration of a recording device according to an embodiment of the present invention. FIG. 2 is a side view showing a schematic configuration of a recording device according to an embodiment of the present invention. FIG. 3 is a block diagram showing a functional configuration of the recording device according to the embodiment of the present invention. FIG. 4 is a flowchart showing an outline of processing executed by the recording device according to the embodiment of the invention. FIG. 5 is a diagram showing an example of a plurality of icons displayed on the display unit of the recording device according to the embodiment of the present invention. FIG. 6 is a flowchart showing an overview of the first dictation process of FIG. FIG. 7 is a diagram schematically illustrating a situation when a user records using a recording device. FIG. 8 is a diagram schematically showing the position of the hand under the situation shown in FIG. FIG. 9 is a diagram schematically illustrating a situation when the user records while looking at the display unit of the recording device. FIG. 10 is a diagram schematically showing the position of the hand under the situation shown in FIG. FIG. 11 is a diagram schematically showing a situation when a user makes a phone call using a recording device. FIG. 12 is a diagram schematically showing the position of the hand in the situation shown in FIG. FIG. 13 is a diagram showing an example of advice displayed by the display unit of the recording device according to the embodiment of the present invention. FIG. 14 is a flowchart showing an outline of the telephone processing of FIG. FIG. 15 is a diagram showing an example of icons displayed on the display unit of the recording device according to the embodiment of the present invention. FIG. 16 is a flowchart showing an outline of the search process of FIG. FIG. 17 is a diagram showing an example of a plurality of patient information displayed on the display unit of the recording device according to the embodiment of the invention. FIG. 18 is a diagram showing an example of patient information displayed on the display unit of the recording device according to the embodiment of the invention. FIG. 19 is a flowchart showing an overview of the second dictation process of FIG. 14 or FIG. FIG. 20 is a diagram showing an example of voice instruction information displayed on the display unit of the recording device according to the embodiment of the invention. FIG. 21 is a diagram showing an example of association information displayed by the display unit of the recording device according to the embodiment of the present invention.

  DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments for implementing the present invention will be described in detail with reference to the drawings. In addition, this invention is not limited by the following embodiment. The drawings referred to in the following description only schematically show the shape, size, and positional relationship so that the contents of the present invention can be understood. That is, the present invention is not limited only to the shape, size, and positional relationship illustrated in each drawing. Furthermore, in the following description, as an example of the audio recording / reproducing apparatus, a recording device that can make a call by wireless communication and can record or reproduce audio will be described.

[Configuration of recording equipment]
1 to 3 are front views showing a schematic configuration of a recording apparatus according to an embodiment of the present invention. FIG. 2 is a side view showing a schematic configuration of a recording device according to an embodiment of the present invention. FIG. 3 is a block diagram showing a functional configuration of the recording device according to the embodiment of the present invention.

  The recording device 1 shown in FIG. 1 includes a first sound collection unit 10, a second sound collection unit 11, an operation unit 12, a recording unit 13, a posture detection unit 14, a communication unit 15, and a display unit 16. , A touch panel 17, an audio reproduction unit 18, and a control unit 19.

  Under the control of the control unit 19, the first sound collection unit 10 inputs voice, converts it into an electrical signal, and outputs it to the control unit 19. The first sound collection unit 10 has directivity having a sound collection axis above the recording device 1 (vertical direction). The first sound collection unit 10 includes a microphone that inputs sound and converts it into an analog sound signal (electrical signal), an amplification amplifier that amplifies the sound signal output from the microphone to a predetermined level, and the amplification amplifier that amplifies the sound signal. The audio signal is converted into a digital audio signal (quantized data) by performing A / D conversion on the audio signal output from the low-pass filter that cuts unnecessary frequency bands and the low-pass filter. And an A / D conversion unit that outputs to the control unit 19. The first sound collection unit 10 is different in directivity from the second sound collection unit 11 described later, and has directivity with respect to the upper side of the recording device 1. In the present embodiment, the first sound collection unit 10 is described as a directional microphone. However, the first sound collecting unit 10 is not limited to this, and may be a unidirectional microphone, and a microphone that can change directivity is used. May be.

  Under the control of the control unit 19, the second sound collection unit 11 inputs voice, converts it into an electrical signal, and outputs it to the control unit 19. The second sound collection unit 11 has a sound collection axis with high sensitivity in a direction different from the sound collection axis of the first sound collection unit 10. Specifically, the second sound collection unit 11 is a surface orthogonal to the first sound collection unit 10 and has directivity having a sound collection axis in a direction (front direction) in which the display unit 16 is provided. The second sound collection unit 11 includes a microphone that inputs sound and converts it into an analog sound signal (electrical signal), an amplification amplifier that amplifies the sound signal output from the microphone to a predetermined level, and the amplification amplifier that amplifies the sound signal. The audio signal is converted into a digital audio signal (quantized data) by performing A / D conversion on the audio signal output from the low-pass filter that cuts unnecessary frequency bands and the low-pass filter. And an A / D conversion unit that outputs to the control unit 19. In the present embodiment, the second sound collection unit 11 is described as an omnidirectional microphone (omnidirectional microphone), but is not limited thereto, and may be different from the directivity of the first sound collection unit 10. A unidirectional microphone or a microphone whose directivity can be changed may be used.

  The operation unit 12 receives input of various determination signals of the recording device 1. The operation unit 12 is configured using, for example, a push button or a switch. In the present embodiment, only one operation unit 12 is provided on the side surface of the recording device 1, but a plurality of operation units 12 may be provided on the front surface or the back surface of the recording device 1.

  Under the control of the control unit 19, the recording unit 13 records various information related to the recording device 1, audio data, and data being processed. The recording unit 13 is configured using a flash memory, a DRAM (Dynamic Random Access Memory), a memory card, and the like. The recording unit 13 includes a program recording unit 131 that records a program executed by the recording device 1 and a patient information recording unit 132 that records patient information regarding a plurality of patients.

  The posture detection unit 14 detects the posture of the recording device 1 and outputs the detection result to the control unit 19. The posture detection unit 14 is an acceleration sensor that detects acceleration generated in the recording device 1, each axis of the recording device 1 (vertical direction (y-axis), horizontal direction (x-axis), and orthogonal directions perpendicular to the vertical direction and the horizontal direction. (Z-axis)) is used to detect the inclination of the sensor.

  The communication unit 15 transmits various types of information including audio data according to a predetermined communication standard under the control of the control unit 19. The communication unit 15 is configured using a transmission module or the like that converts audio data input from the control unit 19 into a predetermined format and transmits the converted data to the outside. Note that the communication unit 15 may be configured using a transmission module capable of communication according to a Wi-Fi (registered trademark) or Bluetooth (registered trademark) communication standard.

  The display unit 16 displays various information related to the recording device 1 under the control of the control unit 19. The display unit 16 is configured using organic EL (Electro Luminescence), liquid crystal, or the like.

  The touch panel 17 is provided so as to be superimposed on the display area of the display unit 16, detects the position (touch position) of an object that contacts from the outside, and outputs a position signal corresponding to this position to the control unit 19.

  The audio reproduction unit 18 outputs an audio signal input via the control unit 19. The audio reproduction unit 18 performs D / A conversion on the digital audio signal input from the control unit 19, thereby converting the analog audio signal to a predetermined level. An amplifier that amplifies and a speaker that outputs an audio signal amplified by the amplifier are configured. In the first embodiment, the audio reproduction unit 18 and the display unit 16 function as an output unit.

  The control unit 19 is configured using a CPU (Central Processing Unit) or the like, and comprehensively controls the operation of each unit configuring the recording device 1. Here, a detailed configuration of the control unit 19 will be described.

  The control unit 19 includes a determination unit 191, a guide control unit 192, a communication control unit 193, a generation unit 194, a search unit 195, and an association unit 196.

  The determination unit 191 determines the usage status of the recording device 1 by the user based on the sound volume input by the first sound collection unit 10 and the sound volume input by the second sound collection unit 11. Specifically, when the user records a sound with the recording device 1, the determination unit 191 is based on the sound volume input by the first sound collection unit 10 and the sound volume input by the second sound collection unit 11. Then, it is determined whether or not the user is recording using the first sound collection unit 10. Further, the determination unit 191 determines the volume of the sound input by the first sound collection unit 10, the volume of the sound input by the second sound collection unit 11, the posture information of the recording device 1 detected by the posture detection unit 14, and the touch panel 17. Based on the input position signal, the usage information of the recording device 1, for example, the grasping state of the recording device 1 by the user and the user's situation at the time of recording are estimated and determined.

  The guide control unit 192 changes the content of the voice input advice by the recording device 1 based on the determination result of the determination unit 191. Specifically, the guide control unit 192 causes the audio reproduction unit 18 to output audio input advice when the determination unit 191 determines that the second sound collection unit 11 is used to input audio. When the determination unit 191 determines that no sound is input using the second sound collection unit 11, the display unit 16 displays voice input advice. More specifically, when it is determined by the determination unit 191 that the sound is being input using the second sound collection unit 11, the guide control unit 192 calls the recording device 1 by the determination unit 191. When it is determined that the expression is used in a gripped state, voice input advice, for example, information for instructing voice input by the first sound collection unit 10, distance information to the first sound collection unit 10, Also, posture information and the like at the time of input of sound by the recording device 1 are output to the sound reproduction unit 18. In addition, when the determination unit 191 determines that the sound is being input using the second sound collection unit 11, the guide control unit 192 holds the recording device 1 by the determination unit 191 in a telephone manner. When it is determined that it is not used in the state, voice input advice is displayed on the display unit 16.

  The communication control unit 193 controls communication of the communication unit 15. Specifically, when the recording device 1 makes a call with an external device via the communication unit 15, the communication control unit 193 converts the audio signal input from the second sound collection unit 11 into a predetermined format and converts the audio signal to the external device. Transmit to. In addition, the communication control unit 193 sequentially determines the arrival of an external radio wave via the communication unit 15.

  The generation unit 194 converts the sound signal (electrical signal) input from the first sound collection unit 10 or the second sound collection unit 11 into sound data by performing predetermined processing, and then stores the sound data. Is recorded in the recording unit 13. Here, the predetermined process is a format process for converting to a predetermined format such as MP3, a gain-up process, a noise reduction process, or the like.

  The search unit 195 searches for patient information corresponding to a position signal input from the touch panel 17 from a plurality of patient information recorded by the patient information recording unit 132 of the recording unit 13. Further, the search unit 195 may search for patient information corresponding to the position signal input from the touch panel 17 from an external database via the communication unit 15 and acquire the searched patient information from the external database.

  The associating unit 196 associates the audio file generated by the generating unit 194 and the patient information detected by the searching unit 195 and records them in the recording unit 13 or an external database.

[Recording equipment processing]
Next, processing executed by the recording device 1 will be described. FIG. 4 is a flowchart showing an outline of processing executed by the recording device 1.

  As shown in FIG. 4, first, the guide control unit 192 causes the display unit 16 to display a list of a plurality of icons indicating applications corresponding to programs that can be executed by the recording device 1 (step S101). Specifically, as illustrated in FIG. 5, the guide control unit 192 causes the display unit 16 to display a list of a plurality of icons indicating applications corresponding to programs that can be executed by the recording device 1. The voice icon A1 receives an input of an instruction signal for instructing voice recording. The search icon A2 receives an input of an instruction signal that instructs to search a plurality of patient information recorded in the recording unit 13. The telephone icon A3 receives an input of an instruction signal for instructing a telephone call with the outside.

  Subsequently, when dictation (speech icon A1) is selected from a plurality of icons displayed on the display unit 16 (step S102: Yes), the recording device 1 executes a first dictation process for recording and associating the sound. (Step S103). Details of the first dictation process will be described later.

  Thereafter, when the operation unit 12 is operated and an instruction signal for ending the operation of the recording device 1 is input (step S104: Yes), the recording device 1 ends the process. On the other hand, when the operation unit 12 is not operated and the instruction signal for ending the operation of the recording device 1 is not input (step S104: No), the recording device 1 returns to step S101.

  In step S102, when dictation is not selected from the plurality of icons displayed on the display unit 16 (step S102: No), the recording device 1 proceeds to step S105.

  Subsequently, when a telephone (telephone icon A3) is selected from a plurality of icons displayed on the display unit 16 (step S105: Yes), the recording device 1 performs a telephone process for making a call with the outside via the communication unit 15. Execute (Step S106). Details of the telephone process will be described later. After step S106, the recording device 1 proceeds to step S104.

  In step S105, when a telephone is not selected from the plurality of icons displayed on the display unit 16 (step S105: No), the recording device 1 proceeds to step S107.

  Subsequently, when a search (search icon A2) is selected from a plurality of icons displayed on the display unit 16 (step S107: Yes), the recording device 1 performs a search process for searching for patient information recorded by the recording unit 13. Execute (Step S108). Details of the search process will be described later. After step S108, the recording device 1 proceeds to step S104.

  If no search is selected from the plurality of icons displayed on the display unit 16 in step S107 (step S107: No), the recording device 1 proceeds to step S109.

  Subsequently, the recording device 1 executes a telephone reception determination process for determining a telephone received from the outside via the communication unit 15 (step S109). After step S109, the recording device 1 proceeds to step S104.

[First dictation process]
Next, details of the first dictation process in step S103 of FIG. 4 will be described. FIG. 6 is a flowchart showing an outline of the first dictation process.

  As shown in FIG. 6, first, the control unit 19 starts recording by the first sound collection unit 10 and the second sound collection unit 11 (step S201).

  Subsequently, the determination unit 191 detects the user's touch position based on the position signal input from the touch panel 17 (step S202), and records based on the posture information of the recording device 1 detected by the posture detection unit 14. The attitude of the device 1 is detected (step S203).

  Thereafter, the determination unit 191 compares the volume of the audio signal input from the first sound collection unit 10 with the volume of the audio signal input from the second sound collection unit 11 (step S204).

  The determination unit 191 determines whether or not the user is using the second sound collection unit 11 (step S205). Specifically, the determination unit 191 includes the position signal input from the touch panel 17, the posture information of the recording device 1 input from the posture detection unit 14, the volume of the audio signal input from the first sound collection unit 10, and the first volume. Whether or not the user is using the second sound collection unit 11 is determined based on the volume of the audio signal input from the second sound collection unit 11.

  For example, as shown in FIG. 7 and FIG. 8, when the user is recording using the first sound collection unit 10 in a state where the recording device 1 is inclined, the posture of the recording device 1 is inclined obliquely, When the volume of the audio signal input from the first sound collection unit 10 is larger than the volume of the audio signal input from the second sound collection unit 11 and the touch position T1 corresponds to the position signal input from the touch panel 17 (touch When the position is the central region of the display unit 16), the determination unit 191 determines that the user is using the first sound collection unit 10. That is, the determination unit 191 determines that the user is not using the second sound collection unit 11 under the situation illustrated in FIG.

  Also, as shown in FIGS. 9 and 10, when the user is recording using the second sound collecting unit 11 with the recording device 1 being inclined, the sound input from the second sound collecting unit 11 When the volume of the signal is larger than the volume of the audio signal input from the first sound collection unit 10 and the touch position T2 corresponds to the position signal input from the touch panel 17 (when the touch position is in the lower area of the display unit 16). The determination unit 191 determines that the user is using the second sound collection unit 11.

  Furthermore, as shown in FIGS. 11 and 12, when the user is recording using the second sound collecting unit 11 with the recording device 1 being inclined, the sound input from the second sound collecting unit 11 When the volume of the signal is larger than the volume of the audio signal input from the first sound collection unit 10 and no position signal is input from the touch panel 17, the determination unit 191 uses the second sound collection unit 11. It is determined that

  When the determination unit 191 determines that the user is using the second sound collection unit 11 (step S205: Yes), the recording device 1 proceeds to step S206 described later. On the other hand, when the determination unit 191 determines that the user is not using the second sound collection unit 11 (step S205: No), the recording device 1 proceeds to step S209 described later.

  In step S206, the determination unit 191 determines whether the user's grip on the recording device 1 is a telephone grip. Specifically, as illustrated in FIG. 11, when the user is holding the recording device 1 by telephone, the determination unit 191 holds the side of the recording device 1 outside the detection area on the touch panel 17. Since no position signal is input from the touch panel 17, the determination unit 191 determines that the user is holding the recording device 1 by telephone. When the determination unit 191 determines that the user's grip on the recording device 1 is a telephone grip (step S206: Yes), the recording device 1 proceeds to step S207 described later. On the other hand, when the determination unit 191 determines that the user's grip on the recording device 1 is not a telephone grip (step S206: No), the recording device 1 proceeds to step S208 described later.

  In step S <b> 207, the guide control unit 192 causes the audio reproduction unit 18 to output a sound recommending the first sound collection unit 10. For example, the guide control unit 192 causes the voice reproduction unit 18 to output a message “use the first sound collection unit”, for example. Thereby, the user can grasp | ascertain the microphone suitable at the time of recording. After step S207, the recording device 1 proceeds to step S210 to be described later.

  In step S208, the guide control unit 192 causes the display unit 16 to display information recommending the first sound collection unit 10. Specifically, as illustrated in FIG. 13, the guide control unit 192 displays information indicating that the first sound collection unit 10 is recommended, for example, a message M1 of “Please use the first sound collection unit”. 16, and a level bar B <b> 1 indicating the volume of the sound input by the second sound collection unit 11 is displayed on the display unit 16. Thereby, the user can grasp | ascertain the microphone suitable at the time of recording intuitively. After step S208, the recording device 1 proceeds to step S210 to be described later.

  In step S209, the guide control unit 192 hides the display unit 16. Thereby, it is possible to prevent the power of the recording device 1 from being consumed. After step S209, the recording device 1 proceeds to step S210.

  Subsequently, when a recording end operation is performed via the operation unit 12 (step S210: Yes), the control unit 19 ends the recording by the first sound collection unit 10 or the second sound collection unit 11 (step S211). .

  Subsequently, the generation unit 194 converts the audio data temporarily recorded in the recording unit 13 into a predetermined format and generates an audio file (step S212).

  Thereafter, the associating unit 196 associates the audio file generated by the generating unit 194 with other patient information and records it in the recording unit 13 (step S213). Details of the association will be described later. Further, the associating unit 196 may extract a keyword associated with the audio file based on the audio data included in the audio file, associate the extracted keyword with the audio file, and record the keyword in the recording unit 13. . Of course, the associating unit 196 may record in the recording unit 13 without associating other information with the audio file generated by the generating unit 194. After step S213, the recording device 1 returns to the main routine of FIG.

[Telephone processing]
Next, details of the telephone process in step S106 of FIG. 4 will be described. FIG. 14 is a flowchart showing an outline of telephone processing.

  As shown in FIG. 14, when a telephone call (radio wave) is received from the outside via the communication unit 15 (step S301: Yes), the guide control unit 192 displays a selection icon on the display unit 16 (step S302). . Specifically, as illustrated in FIG. 15, the guide control unit 192 causes the display unit 16 to display the selection icon A5. Further, the guide control unit 192 causes the display unit 16 to display an icon A4 (Mr. C) related to the address of the telephone received from the outside.

  Subsequently, when there is a reception operation for touching the selection icon displayed on the display unit 16 (step S303: Yes), the recording device 1 proceeds to step S304 described later. On the other hand, when there is no reception operation for touching the selection icon displayed on the display unit 16 (step S303: No), the recording device 1 returns to step S302.

  In step S <b> 304, the communication control unit 193 drives the second sound collection unit 11 so that the second sound collection unit 11 can make a call. As a result, the user can make a call with an external telephone (Mr. C).

  Subsequently, the guide control unit 192 hides the image displayed on the display unit 16 (step S305).

  Thereafter, when the call is ended (step S306: Yes), the recording device 1 proceeds to step S307 described later. On the other hand, when the call has not ended (step S306: No), the recording device 1 returns to step S304.

  Subsequently, when dictation (for example, the voice icon A1 in FIG. 15) is selected from the plurality of icons displayed on the display unit 16 (step S307: Yes), the recording device 1 executes the second dictation process (step S307). S308). Details of the second dictation process will be described later. After step S308, the recording device 1 returns to the main routine of FIG.

  In step S307, when dictation is not selected from the plurality of icons displayed on the display unit 16 (step S307: No), the recording device 1 returns to the main routine of FIG.

  In step S301, when the telephone (radio wave) is not received from the outside via the communication unit 15 (step S301: No), the communication control unit 193 calls the external device via the communication unit 15 (radio wave). ), And when received, the second sound collection unit 11 is driven to execute a telephone call process for transmitting an audio signal to the outside (step S309). After step S309, the recording device 1 returns to the main routine of FIG.

[Search processing]
Next, details of the search process in step S108 of FIG. 4 will be described. FIG. 16 is a flowchart showing an outline of search processing.

  As shown in FIG. 16, first, the guide control unit 192 displays a plurality of selection icons on the display unit 16 (step S401). Specifically, as illustrated in FIG. 17, the guide control unit 192 causes the display unit 16 to display a plurality of selection icons A21 to A23 corresponding to a plurality of pieces of patient information recorded by the patient information recording unit 132, respectively.

  Subsequently, when a plurality of selection icons displayed on the display unit 16 are selected (step S402: Yes), the guide control unit 192 causes the display unit 16 to display instruction information and advice information corresponding to the selection icon. (Step S403). Specifically, as shown in FIG. 18, when the selection icon A23 is selected, the guide control unit 192 displays information A31 (for example, finding information such as a medical condition and blood pressure) related to the patient of the selection icon A23 and recording. Advice information A32 for advising voice input by the device 1 is displayed on the display unit 16. As a result, the user can state an opinion regarding the findings regarding C and can perform high-quality recording.

  Thereafter, the recording device 1 executes the second dictation process (step S404). Details of the second dictation process will be described later. After step S404, the recording device 1 returns to the main routine of FIG.

  In step S402, when the plurality of selection icons displayed on the display unit 16 are not selected (step S402: No), the recording device 1 returns to step S401.

[Second dictation process]
Next, details of the second dictation process in step S308 of FIG. 14 and the second dictation process in step S404 of FIG. 16 will be described. FIG. 19 is a flowchart showing an outline of the second dictation process.

  As shown in FIG. 19, first, when the recording device 1 is in the search mode (step S501: Yes), the recording device 1 proceeds to step S503 described later. On the other hand, when the recording device 1 is not in the search mode (step S501: No), the recording device 1 proceeds to step S502 described later.

  In step S <b> 502, the guide control unit 192 causes the voice reproduction unit 18 to reproduce the voice instruction information and displays the advice information on the display unit 16. Specifically, as illustrated in FIG. 20, the guide control unit 192 causes the display unit 16 to display a request comment A41 for the user of the recording device 1 as voice instruction information. Further, the guide control unit 192 causes the display unit 16 to display the audio level A43 and causes the display unit 16 to display the recording advice A42 and the audio level bar B1.

  Subsequently, when a recording start operation is performed via the operation unit 12 (step S503: Yes), the control unit 19 starts recording by the first sound collection unit 10 and the second sound collection unit 11 (step S504). .

  In step S503, when there is no recording start operation through the operation unit 12 (step S503: No), when a predetermined time, for example, 10 seconds elapses (step S505: Yes), the recording device 1 performs telephone processing or search processing. Return to the subroutine. On the other hand, if there is no recording start operation via the operation unit 12 (step S503: No), if the predetermined time has not elapsed (step S505: No), the recording device 1 returns to step S503.

  In step S506, the determination unit 191 detects the posture of the recording device 1 based on the posture information of the recording device 1 detected by the posture detection unit 14.

  Subsequently, the determination unit 191 compares the volume of the audio signal input from the first sound collection unit 10 with the volume of the audio signal input from the second sound collection unit 11 (step S507).

  Thereafter, the determination unit 191 determines whether or not the user is using the second sound collection unit 11 (step S508). Specifically, the determination unit 191 performs the same process as step S205 in FIG. When the determination unit 191 determines that the user is using the second sound collection unit 11 (step S508: Yes), the recording device 1 proceeds to step S510 described later. On the other hand, when the determination unit 191 determines that the user is not using the second sound collection unit 11 (step S508: No), the guide control unit 192 displays a warning on the display unit 16 (step S508). S509). After step S509, the recording device 1 returns to step S506.

  In step S510, the guide control unit 192 causes the display unit 16 to display finding request information for the patient.

  Subsequently, the determination unit 191 determines the usage information of the second sound collection unit 11 based on the volume of the audio signal input from the second sound collection unit 11 and the posture information of the posture detection unit 14 ( Step S511).

  Thereafter, the guide control unit 192 displays advice for the second sound collection unit 11 on the display unit 16 based on the determination result of the determination unit 191 (step S512).

  Steps S513 to S515 correspond to the above-described steps S210 to S212 of FIG.

  In step S516, the associating unit 196 records the audio file generated by the generating unit 194 and the patient information in the recording unit 13 in association with each other. Specifically, as illustrated in FIG. 21, the associating unit 196, based on the position signal input from the touch panel 17, and the audio file generated by the generating unit 194 and information associated with the audio file, such as information A and Either one of the information B is associated and recorded in the recording unit 13. In this case, the guide control unit 192 causes the display unit 17 to display an icon A51 indicating that the current recording device 1 is in the association mode. Further, the associating unit 196 touches the selection icon A52 via the touch panel 17, selects the patient icon A54 (A) or the patient icon A55 (B), and then selects the audio file until the end icon A53 is touched. And the information selected by the user. After step S516, the recording device 1 returns to the above-described telephone processing or search processing subroutine.

  According to the embodiment of the present invention described above, it is possible to prevent the recording quality from deteriorating.

(Other embodiments)
The present invention is not limited to the above-described embodiments, and various modifications and applications are naturally possible within the scope of the gist of the present invention. For example, in addition to the recording device used in the description of the present invention, an IC recorder, an imaging device, a portable device provided with an imaging element in a mobile phone or a smartphone, a video camera, an endoscope, a surveillance camera, an optical device such as a microscope The present invention can be applied to any device capable of recording sound, such as an imaging device that photographs a subject through the device.

  In the present invention, a directional microphone has been described as an example. However, a microphone or the like that collects sound in the middle of the left and right is provided, and a sound collection directivity pattern of a device that takes into account the directivity set for each microphone in total is displayed. May be. Of course, the number of microphones is not limited to two and may be one or more (for example, three or more).

  Also, in this specification, in the description of each operation flowchart described above, the operation is described using “first”, “next”, “follow”, “after”, etc. for convenience. It does not mean that it is essential to implement.

  In addition, each processing method by the recording device in the above-described embodiment, that is, the processing shown in each flowchart can be stored as a program that can be executed by a control unit such as a CPU. In addition, it is stored in a storage medium of an external storage device such as a memory card (ROM card, RAM card, etc.), magnetic disk (floppy disk (registered trademark), hard disk, etc.), optical disk (CD-ROM, DVD, etc.), semiconductor memory, etc. Can be distributed. Then, a control unit such as a CPU reads the program stored in the storage medium of the external storage device, and the operation described above can be executed by the operation being controlled by the read program.

  Further, the present invention is not limited to the above-described embodiments and modifications as they are, and in the implementation stage, the constituent elements can be modified and embodied without departing from the spirit of the invention. Various inventions can be formed by appropriately combining a plurality of constituent elements disclosed in the above-described embodiments. For example, some constituent elements may be deleted from all the constituent elements described in the above-described embodiments and modifications. Furthermore, you may combine suitably the component demonstrated by each embodiment and the modification.

  In addition, a term described together with a different term having a broader meaning or the same meaning at least once in the specification or the drawings can be replaced with the different term anywhere in the specification or the drawings. Thus, various modifications and applications are possible without departing from the spirit of the invention.

  DESCRIPTION OF SYMBOLS 1 ... Recording apparatus; 10 ... 1st sound collection part; 11 ... 2nd sound collection part; 12 ... Operation part; 13 ... Recording part; ... Communication unit; 16 ... Display unit; 17 ... Touch panel; 18 ... Audio reproduction unit; 19 ... Control unit; 131 ... Program recording unit; 191: Determination unit; 192: Guide control unit; 193 ... Communication control unit; 194 ... Generation unit; 195 ... Search unit;

Claims (9)

A recording device capable of recording sound,
A first sound collection unit that inputs sound and converts it into an electrical signal;
A second sound collection unit that has a sound collection axis with high sensitivity in a direction different from the sound collection axis of the first sound collection unit, and that inputs voice and converts it into an electrical signal;
A determination unit that determines a usage situation by a user of the recording device based on the volume of the sound input by the first sound collection unit and the volume of the sound input by the second sound collection unit;
Based on the determination result of the determination unit, an output unit that outputs voice input advice by the recording device;
An attitude detection unit for detecting the attitude of the recording device;
With
The determination unit
Based on the volume of the sound input by the first sound collection unit, the volume of the sound input by the second sound collection unit, and the posture detected by the posture detection unit, the usage status of the recording device is determined,
The output unit is
A display unit for displaying information corresponding to the advice;
An audio output unit for outputting audio corresponding to the advice;
Recording apparatus characterized by having a. A touch panel that is provided so as to be superimposed on the display area of the display unit, detects a contact position of an object from the outside, and receives an input of a position signal according to the contact position;
The determination unit includes: a volume of sound input by the first sound collection unit; a volume of sound input by the second sound collection unit; the posture detected by the posture detection unit; and the position where the touch panel receives input. The recording device according to claim 1, wherein the usage status of the recording device is determined based on the signal. Wherein based on the determination of the determination result, the recording apparatus according to claim 1 or 2, further comprising a guide control unit for changing the output content of the advice. The guide controller is
When the determination unit determines that the user is inputting sound using the second sound collection unit, the use state of the user grips the recording device by the determination unit. When it is determined that the voice output unit is used, the voice output unit outputs the advice.
When it is determined by the determination unit that the user is inputting sound using the second sound collection unit, the determination unit determines whether the user's usage status is grasping the recording device in a telephone manner. The recording device according to claim 3 , wherein the advice is displayed on the display unit when it is determined not to be used. The advice, recording device according to any one of claims 1-4, characterized in that it comprises information for instructing an input of a voice according to at least the first sound pickup unit. The advice, recording device according to any one of claims 1-5, characterized in that it further includes a distance information by the recording device to the posture information and the first sound pickup unit when the input speech. A generation unit that generates audio data by performing predetermined processing on the electrical signal converted by the first sound collection unit;
A recording unit for recording patient information about the patient;
An associating unit that associates the patient information recorded by the recording unit with the voice data generated by the generating unit;
Further comprising
When the guide control unit receives information instructing a request for finding regarding the patient information from the outside, the guide control unit displays the patient information on the display unit,
The association unit associates and records the voice data generated by the generation unit and the patient information displayed by the display unit in the recording unit while the display unit displays the patient information. The recording device according to claim 3 , wherein It has a first sound collection unit that inputs sound and converts it into an electrical signal, and a sound collection axis that is highly sensitive in a direction different from the sound collection axis of the first sound collection unit, and inputs sound and converts it into an electrical signal And a second sound pickup unit that outputs an advice output method for a recording device,
A determination step of determining a usage status by a user of the recording device based on the volume of the sound input by the first sound collection unit and the volume of the sound input by the second sound collection unit;
Based on the determination result of the determination step, an output step of outputting voice input advice by the recording device;
Only including,
The recording device is
It further comprises an attitude detection unit that detects the attitude of the recording device,
The determination step includes
Based on the volume of the sound input by the first sound collection unit, the volume of the sound input by the second sound collection unit, and the posture detected by the posture detection unit, the usage status of the recording device is determined,
The output step includes
Display information corresponding to the advice,
An advice output method comprising: outputting a voice corresponding to the advice. It has a first sound collection unit that inputs sound and converts it into an electrical signal, and a sound collection axis that is highly sensitive in a direction different from the sound collection axis of the first sound collection unit, and inputs sound and converts it into an electrical signal To a recording device equipped with a second sound collecting unit,
A determination step of determining a usage status by a user of the recording device based on the volume of the sound input by the first sound collection unit and the volume of the sound input by the second sound collection unit;
Based on the determination result of the determination step, an output step of outputting voice input advice by the recording device;
And execute
The recording device is
It further comprises an attitude detection unit that detects the attitude of the recording device,
The determination step includes
Based on the volume of the sound input by the first sound collection unit, the volume of the sound input by the second sound collection unit, and the posture detected by the posture detection unit, the usage status of the recording device is determined,
The output step includes
Display information corresponding to the advice,
A program for outputting a sound corresponding to the advice .

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