JP2011259374A - Video recording and reproducing apparatus and its control program - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a video recording and reproducing apparatus capable of more frequently carrying out maintenance operation to broadcast contents stored in a record medium.SOLUTION: The video recording and reproducing apparatus 100 can record/reproduce broadcast contents acquired by receiving television broadcast wave, and comprises: an HDD150 to store the broadcast contents; and a control unit 140 to control the HDD150. The control unit 140 specifies the non-use time during which the HDD150 is not used, and control the HDD150 to carry out the maintenance operation to the stored broadcast contents during the specified non-use time.

Description

  The present invention relates to a recording / playback apparatus capable of recording and playing back broadcast content obtained by receiving a television broadcast wave, and a control program therefor.

  2. Description of the Related Art Conventionally, recording / playback apparatuses capable of recording and playing back broadcast content (that is, video data and audio data) obtained by receiving television broadcast waves have been widely used. Such a recording / playback apparatus has a recording medium such as an HDD (Hard Disk Drive) for storing broadcast contents.

  Since the recording capacity of the recording medium is finite, in order to secure the free capacity of the recording medium, in the standby state of the recording / playback apparatus, the broadcast content stored in the recording medium is compressed, deleted, or other A recording / playback apparatus that automatically moves to a recording medium has been proposed (see Patent Documents 1 to 3).

  The standby state of the recording / playback device means a state in which the main power of the own device is on and the own device does not play the broadcast content. In the following, automatically performing compression processing, deletion, movement to another recording medium, etc. on the broadcast content stored in the recording medium is referred to as “maintenance operation” as appropriate.

JP 2010-50984 A JP 2006-245715 A JP 2006-18958 A

  Patent Documents 1 to 3 disclose a maintenance operation in a standby state, but do not disclose a maintenance operation in a broadcast content reproduction state. Here, the broadcast content playback state of the recording / playback device means a state in which the main power supply of the own device is on and the own device plays back the broadcast content.

  In order to increase the chance of performing the maintenance operation, it is desired to enable the maintenance operation in the broadcast content reproduction state. However, in a broadcast content playback state, a situation in which a recording medium must be used by a user operation may occur, so that it is difficult to perform a maintenance operation, and there is a problem that it is not possible to increase opportunities for performing the maintenance operation. there were.

  Accordingly, an object of the present invention is to provide a recording / playback apparatus and a control program therefor that can increase the chances of performing maintenance operations on broadcast content stored in a recording medium.

  In order to solve the above-described problems, the present invention has the following features. First, the recording / playback apparatus according to the present invention is a recording / playback apparatus capable of recording and playing back broadcast content obtained by receiving television broadcast waves, and a recording medium (for example, HDD 150) for storing the broadcast content. And a control unit (for example, the control unit 140) for controlling the recording medium, the control unit specifies a non-use time that is a time when the recording medium is not used, and in the specified non-use time, The gist is to control the recording medium so as to perform a maintenance operation on the stored broadcast content.

  According to such a recording / playback apparatus, a non-use time, which is a time when the recording medium is not used, is specified, and the recording medium is controlled so as to perform a maintenance operation on the stored broadcast content during the specified non-use time. As a result, not only the standby state but also the maintenance operation in the broadcast content reproduction state can be performed, and the opportunity to perform the maintenance operation can be increased.

  Another feature of the recording / playback apparatus according to the present invention is that, in the recording / playback apparatus according to the above feature, the control unit is in a state where the main power of the own apparatus is on and the broadcast content is not played back, and The gist of the present invention is to control the recording medium so that the maintenance operation is performed during the specified non-use time in any state where the main power is on and the broadcast content is reproduced.

  According to such a recording / playback apparatus, a state in which the main power of the own apparatus is on and broadcast content is not reproduced (that is, a standby state), and a state in which the main power of the own apparatus is on and the broadcast content is reproduced By performing the maintenance operation in each (that is, the broadcast content reproduction state), it is possible to increase opportunities for performing the maintenance operation.

  Another feature of the recording / playback apparatus according to the present invention is that the recording / playback apparatus according to the above feature further includes a sensor (for example, human sensor 130) for detecting whether or not a user is present around the device. And the control unit specifies the non-use time based on the output of the sensor.

  According to such a recording / playback device, the user is present around the device by specifying the non-use time based on the output of the sensor for detecting whether the user is present around the device. The non-use time can be specified according to what is not.

  In another aspect of the recording / playback apparatus according to the present invention, in the recording / playback apparatus according to the above feature, the control unit stores a usage status of the user's own device by the user, and the non-use based on the stored usage status The main point is to specify time.

  According to such a recording / playback device, the user's behavior pattern is learned by specifying the non-use time based on the stored use status of the user's own device, and the non-use is used according to the past use record. You can specify the time.

  Another feature of the recording / playback apparatus according to the present invention is the recording / playback apparatus according to the above feature, wherein the control unit is in a state of playing back the broadcast content, and storing the broadcast content in the recording medium and The gist of the present invention is to specify a time during which no reproduction of the broadcast content stored in a recording medium is performed as the non-use time.

  According to such a recording / playback apparatus, even when the broadcast content is being played back (that is, the broadcast content playback state), both the storage of the broadcast content on the recording medium and the playback of the broadcast content stored on the recording medium are performed. No time can be specified as non-use time.

  The control program according to the present invention is characterized by a non-use time, which is a time during which the recording medium for storing the broadcast content is not used in a recording / playback device capable of recording and playing back the broadcast content obtained by receiving a television broadcast wave. And a procedure for performing a maintenance operation on the stored broadcast content during the specified non-use time.

  ADVANTAGE OF THE INVENTION According to this invention, the recording / reproducing apparatus which can increase the opportunity to perform maintenance operation | movement with respect to the broadcast content accumulate | stored in the recording medium, and its control program can be provided.

It is a block diagram which shows the structure of the video recording / reproducing apparatus which concerns on 1st Embodiment. It is a block diagram which shows the structure of the recording / reproducing apparatus which concerns on 2nd Embodiment. It is a flowchart which shows operation | movement of the video recording / reproducing apparatus which concerns on 2nd Embodiment.

  A first embodiment, a second embodiment, and other embodiments of the present invention will be described with reference to the drawings. In the drawings in the following embodiments, the same or similar parts are denoted by the same or similar reference numerals.

  In the following embodiments, an HDD as a recording medium will be described as an example. However, the present invention is not limited to an HDD, and may be used as another recording medium such as an SSD (Solid State Drive). In addition, the following embodiments are not limited to being implemented separately and may be implemented in combination with each other.

(1) First Embodiment (Configuration of Recording / Reproducing Device)
First, the configuration of the recording / playback apparatus according to the first embodiment will be described. FIG. 1 is a block diagram showing a configuration of a recording / playback apparatus 100 according to the first embodiment.

  As shown in FIG. 1, the recording / playback apparatus 100 outputs an input terminal 101 connected to an antenna 10 that receives a television broadcast wave (for example, a terrestrial digital broadcast wave) and broadcast content that is played back by the apparatus 1 or And a plurality of output terminals 102. The recording / playback apparatus 100 is remotely operated using a remote controller 20 that receives an operation from a user. The output terminal 102 may be a LAN interface connected to a LAN (Local Area Network) or a USB interface connected to a USB compatible device (for example, a USB compatible HDD).

  The recording / playback apparatus 100 detects a tuner unit 110 connected to the input terminal 101, a light receiving unit 120 to which a remote control signal from the remote controller 20 is input, and whether or not a user exists around the apparatus. Human sensor 130, control unit 140 to which outputs of tuner unit 110, light receiving unit 120, and human sensor 130 are input, HDD 150 connected to control unit 140, and video to which the output of control unit 140 is input A voice output unit 160 is included. The output of the video / audio output unit 160 is connected to the output terminal 102. Furthermore, the recording / playback apparatus 100 includes a power switch 180 that can be switched by the user and a power supply unit 170 connected to the power switch 180.

  The tuner unit 110 obtains broadcast content by demodulating and decoding an input television broadcast signal. Broadcast content is composed of video data and audio data. Further, the tuner unit 110 performs a channel selection operation for switching to a channel designated by the remote controller 20 under the control of the control unit 140.

  The remote controller 20 has various buttons such as a power button, a channel selection button, a recording button, and a playback button, and transmits a remote control signal corresponding to the pressed button. The light receiving unit 120 converts the remote control signal into an electrical signal and inputs the electrical signal to the control unit 140.

  The human sensor 130 detects a temperature change due to infrared rays emitted from the user, and inputs a detection signal to the control unit 140. The detection range of the human sensor 130 is set in advance to a range corresponding to a general indoor range in which the recording / reproducing apparatus 100 is installed.

  The control unit 140 has a function of reproducing broadcast content and a function of controlling the entire recording / reproducing apparatus 100. The control unit 140 is used as a flash memory 141 that stores a control program for controlling the recording / playback apparatus 100, a CPU 142 (Central Processing Unit) that executes the control program stored in the flash memory 141, and a work area for the CPU 142. DRAM (Dynamic Random Access Memory) 143.

  The HDD 150 stores broadcast content input from the control unit 140 during recording. In addition, the HDD 150 reads the stored broadcast content by the control unit 140 when the recorded broadcast content is played back.

  The video / audio output unit 160 outputs the broadcast content reproduced by the control unit 140 to the outside via the output terminal 102.

  The power supply unit 170 supplies power to each block of the recording / playback apparatus 100. In addition, the power supply unit 170 stops the supply of power to the entire recording / playback apparatus 100 in response to a user operation on the power switch 180. Hereinafter, a state in which power is supplied in the recording / playback apparatus 100 is referred to as a main power-on state, and a state in which no power is supplied in the recording / playback apparatus 100 is referred to as a main power-off state.

  On the other hand, control unit 140 switches between a standby state and a broadcast content playback state in accordance with a power on / off operation on remote controller 20.

  The standby state is a state in which the main power is on and broadcast content is not reproduced. In the standby state, power is supplied to the control unit 140, but power is not supplied to the video / audio output unit 160.

  The broadcast content playback state is a state in which the main power is on and the broadcast content is played back. In the broadcast content playback state, power is supplied to each block of the recording / playback apparatus 100.

  In the broadcast content playback state, a normal playback state in which the control unit 140 plays back and outputs the broadcast content from the tuner unit 110, and a recorded content in which the control unit 140 reads out, plays back, and outputs the broadcast content stored in the HDD 150. There is a playback state.

(Operation of recording and playback device)
Next, the operation of the recording / playback apparatus 100 according to the first embodiment will be described.

  The control unit 140 specifies a non-use time that is a time during which the HDD 150 is not used, and controls the HDD 150 to perform a maintenance operation on the stored broadcast content during the specified non-use time. Here, “use of HDD” means, for example, storing broadcast content in the HDD 150 and reproducing broadcast content stored in the HDD 150. Also, the maintenance operation means that the broadcast content stored in the HDD 150 is automatically compressed, deleted, or moved to another recording medium. In addition, processing such as defragmentation for the HDD 150 is also included in the maintenance operation.

  In the standby state, the time other than the time when the reserved recording is executed is the HDD non-use time. For this reason, in the standby state, the control unit 140 specifies a time other than the time when the reserved recording is executed as a non-use time, and performs a maintenance operation during the specified non-use time. Note that the setting information of the reserved recording is stored in the flash memory 141, and the CPU 142 compares the time when the reserved recording is executed with the current time to determine whether the current time corresponds to the reserved recording execution time. You can know whether or not.

  On the other hand, in the broadcast content playback state, the time other than the time when the broadcast content from the tuner unit 110 is recorded (that is, stored in the HDD 150) and the time when the broadcast content stored in the HDD 150 is played back is It becomes non-use time. That is, in the broadcast content playback state, the control unit 140 can specify the time during which the broadcast content from the tuner unit 110 is played back without being recorded as the HDD non-use time.

  However, even when the control unit 140 is reproducing the broadcast content from the tuner unit 110 without recording, there may be a situation where the HDD 150 must be used by a recording operation or a recorded content reproduction operation from the user. . For this reason, in the first embodiment, the control unit 140 confirms that the human sensor 130 is not responding, and the control unit 140 reproduces the broadcast content from the tuner unit 110 without recording. The time when the human sensor 130 is not responding is specified as the non-use time of the HDD 150. Thereby, even in the broadcast content playback state, it is possible to perform a maintenance operation during a time when the user does not exist in the room where the recording / playback apparatus 100 is installed.

(Effect of 1st Embodiment)
As described above, the recording / playback apparatus 100 according to the first embodiment specifies a non-use time that is a time when the HDD 150 is not used, and performs a maintenance operation on the stored broadcast content during the specified non-use time. The HDD 150 is controlled. As a result, the maintenance operation in the broadcast content reproduction state is also possible, and the opportunity for performing the maintenance operation can be increased.

  In the first embodiment, the recording / reproducing apparatus 100 is in a state in which the main power of its own device is on and broadcast content is not reproduced (that is, in a standby state), and the main power of its own device is on and the broadcast content is not reproduced. Maintenance operation is performed in each state of reproduction (that is, broadcast content reproduction state). Thereby, the opportunity to perform a maintenance operation can be increased.

  Further, in the first embodiment, the recording / reproducing apparatus 100 specifies the non-use time based on the output of the human sensor 130, so that the user does not exist in the room where the recording / reproducing apparatus 100 is installed. Can specify the non-use time.

(2) Second Embodiment Next, a second embodiment of the present invention will be described. In the second embodiment, the non-use time is specified in consideration of the user's viewing behavior history. In the second embodiment, differences from the first embodiment will be mainly described, and redundant description will be omitted.

(Configuration of recording and playback device)
FIG. 2 is a block diagram showing the configuration of the recording / playback apparatus 100 according to the second embodiment.

  As shown in FIG. 2, the recording / playback apparatus 100 according to the second embodiment does not include the human sensor 130 described in the first embodiment. The control unit 140 according to the second embodiment stores the usage status of the recording / playback apparatus 100 by the user, and specifies the non-use time of the HDD 150 based on the stored usage status. Other configurations are the same as those in the first embodiment.

(Operation of recording and playback device)
Next, the operation of the recording / playback apparatus 100 according to the second embodiment will be described. FIG. 3 is a flowchart showing the operation of the recording / playback apparatus 100 according to the second embodiment.

  In step S11, the control unit 140 records the time zone (and day of the week) in which the HDD 150 is used over a plurality of days. Here, the recording period can be a period corresponding to the storage capacity of the flash memory 141, but the recording period is preferably longer. In step S11, the time zone (and day of the week) when the HDD 150 is not used may be recorded instead of the time zone (and day of the week) when the HDD 150 is used.

  In step S12, the control unit 140 identifies a time zone (and day of the week) when the HDD 150 is not used from the result of recording in step S11.

  In step S13, the control unit 140 performs the maintenance operation of the HDD 150 in the time zone (and day of the week) when the HDD 150 is not used, which is specified in step S12.

(Effect of 2nd Embodiment)
As described above, in the recording / reproducing apparatus 100 according to the second embodiment, the recording / reproducing apparatus 100 specifies the non-use time based on the usage state of the own apparatus by the user. Thereby, the non-use time of HDD150 can be specified by learning a user's action pattern.

(3) Other Embodiments As described above, the present invention has been described according to the embodiment. However, it should not be understood that the description and drawings constituting a part of this disclosure limit the present invention. From this disclosure, various alternative embodiments, examples and operational techniques will be apparent to those skilled in the art.

  In the first embodiment, the human sensor 130 that detects infrared rays from the human body is used. However, instead of the human sensor 130, a brightness sensor for detecting indoor brightness may be used. . In this case, the control unit 140 determines whether the light is off based on the output of the brightness sensor. Then, the control unit 140 can specify the time during which the control unit 140 is playing back the broadcast content from the tuner unit 110 without recording, and the time when the light is off is determined as the HDD 150 non-use time.

  In the first and second embodiments, the routine work of the system is not particularly considered, but the routine work of the system may be considered. For example, in the main power-on state, the control unit 140 periodically receives television broadcast waves to acquire an electronic program guide (EPG), and performs control to store the EPG in the flash memory 141. During the time when such control is performed, it is preferable not to perform the maintenance operation because the load on the control unit 140 (CPU 142) is increased.

  In the first embodiment and the second embodiment, the case where there is an operation from the user during the maintenance operation is not particularly considered. However, when there is an operation from the user during the maintenance operation, Then, control may be performed in which the maintenance operation is interrupted after a warning is given by video or audio.

  Thus, it should be understood that the present invention includes various embodiments and the like not described herein. Therefore, the present invention is limited only by the invention specifying matters in the scope of claims reasonable from this disclosure.

  DESCRIPTION OF SYMBOLS 100 ... Recording / reproducing apparatus, 101 ... Input terminal, 102 ... Output terminal, 110 ... Tuner part, 120 ... Light-receiving part, 130 ... Human sensor, 140 ... Control part, 141 ... Flash memory, 142 ... CPU, 143 ... DRAM, 150 ... HDD, 160 ... video / audio output unit, 170 ... power supply unit, 180 ... power switch

Claims (6)

A recording / playback apparatus capable of recording and playing back broadcast content obtained by receiving a television broadcast wave,
A recording medium for storing the broadcast content;
A control unit for controlling the recording medium,
The controller is
Identifying a non-use time, which is a time when the recording medium is not used,
A recording / playback apparatus for controlling the recording medium so as to perform a maintenance operation on the stored broadcast content during the specified non-use time.   The control unit specifies whether the main power of the own device is on and the broadcast content is not reproduced, and whether the main power of the own device is on and the broadcast content is reproduced. The recording / playback apparatus according to claim 1, wherein the recording medium is controlled to perform the maintenance operation during the non-use time. A sensor for detecting whether or not a user exists around the device;
The recording / reproducing apparatus according to claim 1, wherein the control unit specifies the non-use time based on an output of the sensor. The controller is
Memorize the usage status of your device by the user,
The recording / reproducing apparatus according to claim 1, wherein the non-use time is specified based on the stored use state.   The control unit is in a state in which the broadcast content is played back, and a time during which neither the storage of the broadcast content with respect to the recording medium nor the playback of the broadcast content stored in the recording medium is performed is set as the non-use time. The recording / reproducing apparatus according to claim 1, wherein the recording / reproducing apparatus is specified. To a recording / playback device capable of recording and playing back broadcast content obtained by receiving TV broadcast waves,
A procedure for specifying a non-use time which is a time when the recording medium for storing the broadcast content is not used;
A control program for executing a maintenance operation on the stored broadcast content during the specified non-use time.

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