JP2011259155A - Content reproduction device, content reproduction system, reproduction method, program, and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a content reproduction device which keeps reproduction of a content even when supply of the content from the outside stops while the content supplied from the outside is reproduced.SOLUTION: A television set 20 as the content reproduction device for content reproduction is equipped with a control unit 205 for reproducing the content by a first reproduction mode for reproducing the content supplied from a cellular phone 10 and a second reproduction mode for reproducing the content on the basis of an instruction supplied from the cellular phone 10. When the instruction is supplied from the outside and the supply of the content is stopped while the control unit 205 executes the first reproduction mode, the control unit 205 switches to the second reproduction mode and reproduces the content on the basis of the instruction supplied from the outside.

Description

  The present invention relates to a content reproduction apparatus that reproduces content supplied from a content supply apparatus.

  Televisions that connect external devices and reproduce content acquired from the connected external devices are widely known. Also, as a method for connecting a television and an external device, a method of connecting using an HDMI (High-Definition Multimedia Interface) cable has become common.

  When HDMI is used, video and audio can be transmitted with a single cable. Also, various devices can be linked by a CEC (Consumer Electronics Control) command defined in the HDMI standard.

  Patent Document 1 uses this HDMI technology to output a confirmation command for confirming whether an external device is connected to the connection unit, and whether there is a response to the confirmation command from the external device. A technique for determining whether or not an external device is connected is disclosed.

  Patent Document 2 discloses a technique for recognizing the power state of a television connected via HDMI and efficiently switching between a plurality of standby modes by using HDMI CEC.

JP 2008-252452 A (released on October 16, 2008) JP 2009-301633 A (released on December 24, 2009)

  As described above, as an example of a function using the HDMI connection, a function of connecting a television and a mobile phone with an HDMI cable, playing back content stored in the mobile phone, and displaying the content on the television is considered.

  However, when the content stored in the mobile phone is played back and displayed on the TV, if the mobile phone enters a predetermined state, the playback of the content is stopped and the mobile phone It is necessary to temporarily disconnect the connection. For example, when an incoming call arrives on a mobile phone, it is difficult to make a call when it is connected to the TV, so it is normal to make a call with the cable temporarily disconnected to disconnect the TV. is there.

  However, if the connection between the mobile phone and the TV is released, the content stored in the mobile phone will not be supplied to the TV, so nothing will be displayed on the TV (displayed as a black screen). There was a problem.

  In other words, in the conventional technology, content is supplied from an external device such as a television, and in the content playback device that plays back the content, when the supply of content from the outside is stopped, Playback, that is, video display is not performed.

  The present invention has been made in order to solve the above-described problems, and the purpose thereof is even when the supply of content from the outside is stopped while the content supplied from the outside is being played back. Another object of the present invention is to provide a content playback apparatus that continues to play back content.

  In order to solve the above problems, a content playback apparatus according to the present invention is based on a first playback mode for playing back content supplied from the outside and an instruction supplied from outside in the content playback apparatus for playing back content. A playback unit that plays back the content in any one of the playback modes of the second playback mode that plays back the content is provided, and the playback unit is supplied with an instruction from the outside when executing the first playback mode. In addition, when content supply is stopped, the content is reproduced based on an instruction supplied from the outside by switching to the second reproduction mode.

  According to the above configuration, when the content supply from the outside is stopped, the content is reproduced based on the instruction supplied from the outside by switching to the second reproduction mode. For this reason, the content reproduction apparatus can avoid a state where nothing is reproduced while content supply from the outside is stopped, and can continue to reproduce the content based on the instruction supplied from the outside. Accordingly, a user who is viewing content supplied from the outside with the content playback device can view content played back on the content playback device even while external content supply is stopped. .

  Note that the content is data including a moving image, a still image, audio, and the like, and the content that is played while external content supply is stopped may be a still image, a moving image, It may be a still image with sound, content with sound only, or the like.

  Note that the externally supplied instruction may be, for example, an instruction to cause the content reproduction apparatus to temporarily record the supplied content and display a moving image, a still image, or the like of the recorded content. In addition, an instruction for displaying a message superimposed on a moving image, a still image, or the like of the recorded content may be used.

  An external device is a content supply device that can supply content stored in its own device to a content reproduction device, such as a mobile phone or a video camera, and performs a predetermined operation when supplying content. If so, it is a device that needs to stop supplying content. The predetermined operation is, for example, an operation of making a call when the content supply device is a mobile phone, and an operation of recording when the content supply device is a video camera.

  The content playback apparatus according to the present invention further comprises storage means for temporarily storing the content being played back when content supply from the outside is stopped in the storage unit, wherein the playback means includes the second playback When executing the mode, it is preferable to reproduce the content temporarily stored in the storage unit.

  According to the above configuration, even when content supply from the outside is stopped, it is possible to continue playing the content supplied from the outside. As a result, the user who is viewing the content supplied from the outside with the content reproduction apparatus can continue to view the content supplied from the outside even while the content supply from the outside is stopped.

  Note that the externally supplied content that is played while the external content supply is stopped may be a still image, a moving image, a still image with audio, an audio-only content, or the like. May be.

  In the content playback apparatus according to the present invention, the playback means may be different from the content supplied from the outside when the external content supply is stopped while the first playback mode is being executed. It is preferable to execute the third reproduction mode for reproducing the content of the above.

  According to the above configuration, when content supply from the outside is stopped, the content is switched to the third reproduction mode and another content different from the content supplied from the outside is reproduced. As a result, the content playback device avoids a state in which nothing is played back while content supply from the outside is stopped, and is supplied from the content stored in advance in the inside, a device different from the outside, or the like. You can continue to play the content.

  The reproduction means in the content reproduction apparatus according to the present invention further switches to the first reproduction mode when content supply from the outside is resumed when the second or third reproduction mode is being executed. Thus, it is preferable to reproduce the content supplied from the outside.

  According to the above configuration, when the content supply from the outside is resumed while the second or third playback mode is being executed, the content supplied from the outside is again played back from the outside. A user who views the supplied content on the content playback apparatus can view again the content whose content supply from the outside has been stopped.

  In order to solve the above problems, a content reproduction system according to the present invention includes a content reproduction device that reproduces content, and a content supply device that supplies content to the content reproduction device. The content is played back in any one of the first playback mode for playing back the content supplied from the content supply device and the second playback mode for playing back the content based on the instruction supplied from the content supply device. When the content reproduction apparatus stops the content supply to the content reproduction apparatus in a state where the content reproduction apparatus is reproducing the content in the first reproduction mode, the content supply apparatus Mode switching instruction signal for switching to the second playback mode It is characterized by outputting a.

  According to the above configuration, when the content supply from the content supply device is stopped, the content reproduced by the content reproduction device is transferred from the content supplied from the content supply device to the inside of the content reproduction device. You can switch to stored content. For this reason, the user viewing the content supplied from the content supply device on the content reproduction device can display the content reproduced on the content reproduction device even while the content supply from the content supply device is stopped. Can watch.

  It is preferable that the content supply device in the content reproduction system according to the present invention further restarts the supply of content from the time when the supply of content is stopped to the content reproduction device.

  According to said structure, the said content supply apparatus restarts supply of a content from the time of stopping supply, when restarting supply of a content. Thereby, the user who views the content reproduced in the content reproduction apparatus can resume viewing the content from the point when the supply is stopped.

  It is preferable that the content supply device in the content reproduction system according to the present invention further restarts the content supply from the time point before the time point when the content supply is stopped.

  According to said structure, the said content supply apparatus restarts supply of a content from the time before the time of stopping supply, when restarting supply of a content. As a result, the user who views the content played back on the content playback device can resume viewing the content from a point in time before the supply is stopped. It is possible to remember the contents more smoothly than to do, and to easily understand the contents to be reproduced.

  The playback method of the content playback apparatus according to the present invention is a playback method of a content playback apparatus for playing back content, based on a first playback mode for playing back content supplied from the outside and an instruction supplied from outside. A playback step of playing back the content in any one of the playback modes of the second playback mode for playing back the content, and the playback step is supplied with an instruction from the outside when the first playback mode is being executed. In addition, when the content supply is stopped, the content is reproduced based on an instruction supplied from the outside by switching to the second reproduction mode.

  According to the above configuration, even when content supply from the outside is stopped, the content stored in the inside is reproduced by switching to the second reproduction mode. Therefore, the content reproduction apparatus can avoid a state in which nothing is reproduced while the external content supply is stopped, and can continue to reproduce the content stored therein. Accordingly, a user who is viewing content supplied from the outside with the content playback device can view content played back on the content playback device even while external content supply is stopped. .

  Further, a program that causes a computer to function as each unit of the content reproduction apparatus according to the present invention and a computer-readable recording medium that records the program are also included in the scope of the present invention.

  As described above, the content reproduction system of the present invention is a communication terminal that outputs content stored in its own device to the connected display device in the display system including the portable terminal and the content reproduction device that can be connected to each other. And a display system including a display device that displays content input from the connected mobile terminal, and before the connection with the display device is temporarily released, the content is displayed on the display device. A mobile terminal that outputs a still image display instruction for instructing display of a still image of the output content, and a still image of the content that was displayed when the still image display instruction was acquired. And a display device for displaying.

  According to the above configuration, for example, when the mobile terminal that outputs content to the display device connected by a communication cable, wireless communication, or the like releases the connection with the display device, The display is stopped and a still image of the content is displayed. Accordingly, the display system avoids a state where nothing is displayed on the display device while the connection between the portable terminal and the display device is released, and continues to display a still image of the content on the display device. be able to. For this reason, the user who is viewing the content stored in the mobile terminal on the display device can display the content displayed on the display device even while the connection between the mobile terminal and the display device is released. A still image can be viewed.

It is a block diagram which shows the structure of the mobile telephone and television which concern on this embodiment. It is a figure which shows the structure of the content reproduction system which concerns on this embodiment. It is a figure which shows an example of a structure of the mobile telephone which concerns on this embodiment. (A) is a front view of a mobile phone, (b) is a right side view of the mobile phone, (c) is a rear view of the mobile phone, and (d) is a left side view of the mobile phone. It is a figure which shows an example of a structure of the television which concerns on this embodiment. (A) is a front view of a television, (b) is a right side view of the television, and (c) is a diagram showing a remote controller provided in the television. It is a sequence diagram which shows operation | movement of the content reproduction system 1 when the reproduction | regeneration of the content in the mobile telephone which concerns on this implementation mobile | work is stopped temporarily. It is a figure which shows an example of the screen which has superimposed and displayed the message on the still image. It is a figure which shows an example of the reproduction | regeneration resume position of a content in the case of resuming reproduction | regeneration of a content from the time before the time which stopped reproduction | regeneration temporarily.

  An embodiment of a content reproduction system according to this embodiment will be described with reference to FIGS. Since the content reproduction apparatus according to the present embodiment is realized by a television receiver, it is hereinafter referred to as a television. In addition, since the content supply apparatus according to the present embodiment is realized by a mobile phone, this is hereinafter referred to as a mobile phone.

  A content reproduction system including a television and a content supply apparatus according to the present embodiment will be described with reference to FIGS.

  First, a content reproduction system including a television and a mobile phone according to the present embodiment will be described with reference to FIG. FIG. 2 is a diagram showing a configuration of the content reproduction system 1 according to the present embodiment. As shown in FIG. 2, the content playback system 1 according to this embodiment includes a mobile phone 10 (content supply device) that supplies content recorded by the device itself to a connected device, and a television that plays back the received content. 20 (content reproduction apparatus) and a communication cable 30 for connecting the mobile phone 10 and the television 20. Note that the content is data including a moving image, a still image, audio, and the like.

  Next, the configuration of the mobile phone 10 and the television 20 according to the present embodiment will be described with reference to FIG. 1, FIG. 3, and FIG. FIG. 1 is a block diagram showing the configuration of the mobile phone 10 and the television 20 according to the present embodiment. FIG. 3 is a diagram illustrating an example of the configuration of the mobile phone 10 according to the present embodiment. 3A is a front view of the mobile phone 10, FIG. 3B is a right side view of the mobile phone 10, FIG. 3C is a rear view of the mobile phone 10, and FIG. ) Is a left side view of the mobile phone 10. FIG. 4 is a diagram illustrating an example of the configuration of the television 20 according to the present embodiment. 4A is a front view of the television 20, FIG. 4B is a right side view of the television 20, and FIG. 4C shows a remote controller (remote controller) 25 provided in the television 20. FIG. FIG.

(Configuration of mobile phone)
As shown in FIG. 1, a mobile phone 10 includes a camera 101, a microphone 102, an operation unit 103, a data processing unit 104, a recording / playback control unit 105, a storage unit 106, a display 107, a speaker 108, a communication unit 109, and wireless communication. Unit 110, 3G communication unit 111, and call control unit 114.

  The camera 101 is means for photographing a subject existing within the photographing range. Note that the camera 101 may shoot a still image of a subject or a moving image. The microphone 102 is a means for recording surrounding sounds. Hereinafter, video such as still images and moving images taken by the camera 101 and audio recorded by the microphone 102 are also collectively referred to as contents.

  The operation unit 103 is a unit that receives various user operations (user instructions). As will be described later, the operation unit 103 accepts user instructions such as character input, content selection and playback, and user instructions such as the start and end of still image shooting and moving image shooting with the camera 101. Is provided. Note that when the operation unit 103b is operated in order to capture a moving image with the camera 101, sound recording in the microphone 102 may be started simultaneously with the start of the moving image capturing in the camera 101. In this case, when the operation unit 103b is operated in order to end the shooting of the moving image with the camera 101, the sound recording with the microphone 102 is ended simultaneously with the end of the shooting of the moving image with the camera 101.

  The data processing unit 104 is means for encoding content data, and supplies the encoded content data to the recording / playback control unit 105. The data processing unit 104 is a unit for decoding the encoded content data, and supplies the combined content data to the recording / playback control unit 105.

  The recording / playback control unit 105 is a unit that comprehensively controls various configurations of the mobile phone 10. The recording / playback control unit 105 is a unit that converts the content encoded by the data processing unit 104 into a multiplexed bit stream, and separates the multiplexed content bit stream into an elementary stream. It is a means to convert. The recording / playback control unit 105 plays back the content decrypted by the data processing unit 104.

  In addition, the recording / playback control unit 105 displays a content selection screen for selecting content to be played on the display 207. On the content selection screen, for example, a plurality of pieces of content information such as the title, length, shooting date, and thumbnail image of the content stored in the storage unit 106 are displayed. When the content information displayed on the content selection screen is selected by the operation of the operation unit 103a, the recording / playback control unit 105 plays back the content having the selected content information.

  The storage unit 106 is a means for storing video captured by the camera 101 and audio recorded by the microphone 102. Specifically, the storage unit 106 stores the content acquired by the camera 101 and the microphone 102, encoded by the data processing unit 104, and multiplexed by the recording / playback control unit 105. The storage unit 106 can be realized by, for example, a flash memory built in the mobile phone 10 or a removable flash memory such as an SD card.

  The display 107 and the speaker 108 are means for outputting the content reproduced by the recording / reproduction control unit 105. The display 107 displays video out of the content played back by the recording / playback control unit 105. The display 107 displays a content selection screen according to instructions from the recording / playback control unit 105. The display 107 can be configured by a liquid crystal display (LCD), but the present invention is not limited to this. For example, an EL (Electro Luminescence) display, a plasma display (PDP) ), Etc. The speaker 108 outputs audio from the content played back by the recording / playback control unit 105.

  The communication unit 109 is a unit that communicates with a device connected by the communication cable 30 and supplies the content reproduced by the recording / playback control unit 105 to the device. The communication unit 109 can be configured with an HDMI terminal, but the present invention is not limited to this, and may be configured with, for example, a USB terminal.

  The wireless communication unit 110 is a unit that communicates with a device connected by wireless communication and supplies the content decrypted by the recording / playback control unit 105 to the device. The wireless communication of the wireless communication unit 110 can be realized by TransferJet, but the present invention is not limited to this, and may be realized by infrared communication, for example.

  The 3G communication unit 111 is means for performing high-speed data communication in a specific call frequency band (2 GHz band). Specifically, it is used when performing data communication using multimedia such as a videophone.

  The call control unit 114 is a unit that comprehensively controls operations related to calls on the mobile phone 10. In addition, when the content is being played back when the call is received, the call control unit 114 notifies the recording / playback control unit 105 of a pause request that is a request for temporarily stopping the content playback. To do.

  As illustrated in FIG. 3A, the operation unit 103 a and the display 107 are provided on the front surface of the mobile phone 10. Furthermore, on the front of the mobile phone 10, a receiving unit 112 that converts voice data transmitted from the other party during the call into voice and outputs the voice, and converts voice of the user of the mobile phone 10 into a voice signal during the call The transmission section 113 is provided.

  3B, the operation unit 103b and the speaker 108 are provided on the right side of the mobile phone 10, and the communication unit 109 is provided on the left side of the mobile phone 10 as shown in FIG. It is provided on the surface.

  As shown in FIG. 3C, the camera 101 and the microphone 102 are provided on the back surface of the mobile phone 10, and further, on the back surface of the mobile phone 10, a light 115 that illuminates a subject when shooting with the camera 101. Is provided.

  Note that the position of each member provided in the mobile phone 10 described above is not limited to the position shown in FIG. 3, and can be changed as appropriate.

(TV configuration)
As shown in FIG. 1, the television 20 includes a terrestrial digital tuner unit 201, a control unit 205 (reproduction unit) (storage unit), a storage unit 206, a display 207, a speaker 208, a communication unit 209, a wireless communication unit 210, and A remote control light receiving unit 211 is provided.

  The terrestrial digital tuner unit 201 is a means for extracting a terrestrial digital signal superimposed on an arbitrarily selected channel from a terrestrial digital broadcast signal received by an antenna (not shown).

  The control unit 205 is means for comprehensively controlling various configurations of the television 20. The control unit 205 also relates to a first reproduction mode for reproducing content input via the communication unit 209 or the wireless communication unit 210 described later, and reproduction input via the communication unit 209 or the wireless communication unit 210. This is means for switching between a second playback mode for playing back content based on an instruction (an instruction supplied from the outside). The control unit 205 switches the reproduction mode by a mode switching instruction signal transmitted together with a hold request transmitted from the mobile phone 10, for example.

  In addition, the control unit 205 detects that a device is connected via the communication unit 209 or the wireless communication unit 210. When detecting that the device is connected, the control unit 205 automatically displays a screen (external input screen) for operating the connected device on the display 207. The display of the external input screen is not limited to this. For example, the external input screen is displayed when an instruction to display the external input screen is acquired from the operation unit 203 or the remote controller 25 described later. It may be adopted. Examples of the external input screen include, for example, a content selection screen on which a plurality of content information such as a title of content recorded on a connected device, a total playback time of content, a shooting date, and a thumbnail image are displayed. Can be mentioned. Furthermore, the user may be able to select desired content by operating the operation unit 203 or the remote controller 25 based on the content information displayed on the content selection screen.

  The storage unit 206 is a means for storing content input from the outside. The storage unit 206 can be realized by, for example, a flash memory, but the present invention is not limited to this, and for example, a DVD (Digital Versatile Disc), a BD (Blu-ray Disc) (registered trademark), an HD (Hard Disc) or the like.

  The display 207 and the speaker 208 are means for outputting the content supplied from the control unit 205, that is, reproduction means for reproducing the content. The display 207 displays video out of the content supplied from the control unit 205. Further, the display 207 displays an external input screen in accordance with an instruction from the control unit 205. The display 207 can be configured by a liquid crystal display (LCD), but the present invention is not limited to this. For example, an EL (Electro Luminescence) display, a plasma display (PDP) ), Etc. The speaker 208 outputs audio from the content supplied from the control unit 205.

  The communication unit 209 is means for communicating with a device connected by the communication cable 30 and receiving content supplied from the connected device. The communication unit 209 can be configured with an HDMI terminal, but the present invention is not limited to this, and may be configured with, for example, a USB terminal.

  The wireless communication unit 210 is means for communicating with a device connected by wireless communication and receiving content supplied from the connected device. The wireless communication of the wireless communication unit 210 can be realized by TransferJet, but the present invention is not limited to this, and may be realized by infrared communication, for example.

  As shown in FIG. 4A, the display 207 and the speaker 208 are provided in front of the television 20. Further, a remote controller light receiving unit 211 that receives a signal from a remote controller provided in the television 20 is provided in front of the television 20.

  As shown in FIG. 4B, the communication unit 209 is provided on the right side surface of the television 20. Further, on the right side surface of the television 20, an operation unit 203 is provided for receiving user instructions such as volume adjustment of the television 20, brightness adjustment of the display 207, channel selection, content selection and reproduction.

  As shown in FIG. 4C, the television 20 accepts user instructions such as volume adjustment of the television 20, brightness adjustment of the display 207, channel selection, content selection and reproduction, and the received user instructions are remote controlled. A remote controller 25 for transmitting to the light receiving unit 211 is provided.

  In addition, the position of each member provided in the television 20 mentioned above is not limited to the position shown by FIG. 4, It can change suitably.

(Operation of content playback system)
Next, a description will be given of a first reproduction mode of the television 20 in which content stored in the cellular phone 10 is reproduced on the television 20 when the cellular phone 10 and the television 20 are connected by the communication cable 30. FIG.

  When the control unit 205 provided in the television 20 detects that the mobile phone 10 is connected via the communication unit 209, the control unit 205 displays a screen output from the mobile phone 10 such as content selection on the display 207. The content selection screen may be displayed on the display 107 instead of being displayed on the display 207, or may be displayed on both the display 107 and the display 207.

  The operation unit 103 a accepts a user instruction for selecting content to be played based on the content information displayed on the content selection screen, and supplies the user instruction to the recording / playback control unit 105. Note that the user instruction may be performed by operating the operation unit 203 or the remote controller 25. In this case, the control unit 205 supplies a user instruction to the mobile phone 10 via the communication unit 209.

  When acquiring the user instruction, the recording / playback control unit 105 reads the selected content from the storage unit 106 and plays it back. The recording / playback control unit 105 supplies the played content to the television 20 via the communication unit 109. When content is input via the communication unit 209, the control unit 205 displays a video of the input content on the display 207 and outputs sound from the speaker 208.

  The display 107 may display the same video as the video displayed on the display 207, such as a content selection screen, a screen displaying the total playback time of content, an operation screen displaying content pause, etc. It may be displayed. The speaker 108 may output the same sound as the sound output from the speaker 208, such as an operation sound output when the operation unit 103 is operated, a sound for surround of the content to be reproduced, and the like. It may be output.

(Operation when paused)
Next, an example of the operation of the content reproduction system 1 when content reproduction on the mobile phone 10 is temporarily stopped will be described with reference to FIGS.

  FIG. 5 is a sequence diagram showing an example of the operation of the content reproduction system 1 when the reproduction of content on the mobile phone 10 is temporarily stopped.

  As shown in FIG. 5, when content is played back in the recording / playback control unit 105 when the mobile phone 10 arrives, the call control unit 114 notifies the recording / playback control unit 105 of a pause request. To do.

  The recording / playback control unit 105 that has acquired the pause request performs communication so as to pause the playback of the content and notify the television 20 of a hold request (including a mode switching signal) to display a still image of the stopped content. The unit 209 is instructed. The recording / playback control unit 105 also stores, in the storage unit 106, content data at the time when playback is paused as pause information.

  The communication unit 109 that has acquired the instruction to notify the hold request notifies the television 20 of the hold request.

  The control unit 205 that has acquired the hold request from the mobile phone 10 via the communication unit 209 stores the content data displayed on the display 207 in the storage unit 206 when the hold request is acquired. The control unit 205 executes the second playback mode in which the stored content data is read out, a still image is generated and displayed on the display 207. At this time, not only the still image is displayed, but also messages such as "Receiving mobile phone", "Please wait for a while", "Please connect the communication cable after the end" are superimposed on the still image. May be.

  FIG. 6 shows an example of a screen displaying a message superimposed on a still image. FIG. 6 is a diagram illustrating an example of a screen displaying a message superimposed on a still image.

  The control unit 205 displays a still image on the display 207 and notifies the mobile phone 10 via the communication unit 209 of a hold completion notification that the display of the still image is completed.

  The communication unit 109 notifies the recording / playback control unit 105 of the hold completion notification input from the communication unit 209.

  When the user disconnects the terminal of the communication cable 30 from the communication unit 109, the connection between the communication unit 109 and the communication cable 30 is released.

  When the user presses a button for starting a call included in the operation unit 103a, the call control unit 114 causes the mobile phone 10 to transition to a call state. In addition, when the user presses a button for ending the call included in the operation unit 103a after the call ends, the call control unit 114 ends the call on the mobile phone 10.

  When the communication cable is connected again to the communication unit 109, the recording / playback control unit 105 detects that the communication cable is connected again. When it is detected that the communication cable is connected again to the communication unit 109, the recording / playback control unit 105 reads the pause information stored in the storage unit 106, and resumes playback of the content from the point of suspension. In addition, the communication unit 109 is instructed to notify the television 20 of a hold release request for canceling the display of the still image together with the content whose reproduction has been resumed.

  The communication unit 109 that has acquired the instruction to notify the content that has been resumed and the hold release request notifies the television 20 of the content that has been reproduced and the hold release request.

  The control unit 205 that has acquired the content played back on the mobile phone 10 and the hold release request via the communication unit 209 ends display of the still image based on the hold release request, and displays the acquired content on the display 207. Let

  Here, for example, when the communication unit 109 and the communication unit 209 according to the present embodiment are HDMI terminals and the communication cable 30 is an HDMI cable, the content reproduced on the mobile phone 10 is TMDS (Transition Minimized) of the HDMI cable. (Differential Signaling) channel can be transmitted to the television 20. Further, the user instruction, the hold request, the hold completion notification, and the hold release request can be transmitted through a CEC (Consumer Electronics Control) line of the HDMI cable. Further, for detecting whether the communication unit 109 and the communication cable 30 are connected or disconnected, the connection is detected by detecting that the potential of the HPD (Hot Plug Detect) pin of the HDMI terminal has risen to the H level. Can be detected, and the release of the connection can be detected by detecting that the potential of the HPD pin has fallen to the L level. In addition, the communication part and communication cable which concern on this invention are not limited to this.

  In the present embodiment, as the second reproduction mode, when the control unit 205 acquires a hold request, a configuration is shown in which a still image of the content displayed at the time when the hold request is acquired is continuously displayed. However, the present invention is not limited to this.

  For example, a configuration that outputs audio together with a still image of content, a configuration that outputs a moving image of content, or the like may be adopted. The control unit 205 counts the elapsed time after acquiring a hold request, A configuration may be adopted in which, when time elapses, the mode is automatically switched to a third playback mode in which other content such as broadcast content and content supplied from a BD (Blu-ray Disc) player is played. In addition, a configuration may be adopted in which a third playback mode for playing back other content such as content stored in the storage unit 206 in advance, broadcast content, or the like when the hold request is acquired.

  In addition, after acquiring the hold request, a configuration may be adopted in which the mode is switched to the third reproduction mode for reproducing other content based on a user instruction from a remote controller or the like. In these cases, the content to be displayed may be switched to the content input from the mobile phone when the hold release request is acquired from the mobile phone.

  As a result, the still image of the content is displayed for a long time, so that the user can be prevented from being held by hand.

  In the present embodiment, the configuration is shown in which the playback of content is resumed from the point where playback is paused when the communication cable 30 is reconnected, but the present invention is not limited to this. For example, a configuration may be adopted in which, when the communication cable is connected again, the content reproduction is restarted from a time point before the time point when the reproduction is temporarily stopped.

  As a result, even if the user forgets the content of the content by pausing the playback of the content, the user can remember the content more smoothly than when the playback is resumed from the time of the pause, It is possible to easily understand the content to be reproduced.

  Further, it may be determined from which point in time the content is to be played back according to the length of the period from when playback is paused to when playback is resumed. In this case, it is preferable that the playback of the content is restarted from a point earlier than the point at which the playback is paused as the period from the pause to the restart becomes longer.

  The user tends to forget the content of the content as the period from when playback is paused to when it is resumed. Therefore, even if the period from when playback is paused to when it is resumed is long, The content can be recalled more smoothly, and the content of the content to be reproduced can be easily understood.

  FIG. 7 shows an example of the content resuming position in the case where the content reproduction is resumed from a point in time before the point at which the reproduction is temporarily stopped. FIG. 7 is a diagram illustrating an example of a content playback restart position when content playback is resumed from a point in time before the point at which playback is temporarily stopped.

  In the present embodiment, the case where the mobile phone 10 and the television 20 are connected via the communication cable 30 has been described as an example, but the present invention is not limited to this. For example, a configuration in which the mobile phone 10 and the television 20 are connected by performing wireless communication between the wireless communication unit 110 and the wireless communication unit 210 may be employed. In this case, instead of connecting and disconnecting the communication cable, the above-described operation may be performed depending on whether or not the distance between the mobile phone 10 and the television 20 is a wireless communicable distance.

(Program and recording medium)
What is necessary is just to comprise each block contained in the mobile telephone 10 and the television 20 by hardware logic. Alternatively, it may be realized by software using a CPU (Central Processing Unit) as follows.

  That is, the mobile phone 10 and the television 20 have a CPU such as an MPU that executes instructions of a program that realizes each function, a ROM (Read Only Memory) that stores the program, and a RAM (RAM that expands the program into an executable format). Random Access Memory) and a storage device (recording medium) such as a memory for storing the program and various data.

  The object of the present invention is not limited to the case where the program memory of the mobile phone 10 and the television 20 is fixedly loaded, and the program code (executable program, intermediate code program, or source program) of the above program is stored. This can also be achieved by supplying the recorded recording medium to the mobile phone 10 and the television 20, and the mobile phone 10 and the television 20 read and execute the program code recorded on the recording medium.

  The recording medium is not limited to a specific structure or type. That is, the recording medium includes, for example, a tape system such as a magnetic tape and a cassette tape, a magnetic disk such as a floppy (registered trademark) disk / hard disk, and an optical disk such as a CD-ROM / MO / MD / DVD / CD-R. System, a card system such as an IC card (including a memory card) / optical card, or a semiconductor memory system such as a mask ROM / EPROM / EEPROM / flash ROM.

  Further, even if the mobile phone 10 and the television 20 are configured to be connectable to a communication network, the object of the present invention can be achieved. In this case, the program code is supplied to the mobile phone 10 and the television 20 via the communication network. This communication network is not limited to a specific type or form as long as it can supply program codes to the mobile phone 10 and the television 20. For example, the Internet, intranet, extranet, LAN, ISDN, VAN, CATV communication network, virtual private network, telephone line network, mobile communication network, satellite communication network, etc. may be used.

  The transmission medium constituting the communication network may be any medium that can transmit the program code, and is not limited to a specific configuration or type. For example, even with wired lines such as IEEE1394, USB, power line carrier, cable TV line, telephone line, ADSL (Asymmetric Digital Subscriber Line) line, infrared rays such as IrDA and remote control, Bluetooth (registered trademark), 802.11 wireless, HDR, mobile phone It can also be used by radio such as a telephone network, a satellite line, and a terrestrial digital network. The present invention can also be realized in the form of a computer data signal embedded in a carrier wave in which the program code is embodied by electronic transmission.

  The present invention is not limited to the above-described embodiments, and various modifications can be made within the scope shown in the claims.

  The content reproduction apparatus according to the present invention can be preferably applied to a television, a personal computer, and the like. The content supply apparatus according to the present invention can be preferably applied to a mobile phone, a digital camera, a digital video camera, and the like.

1 content playback system 10 mobile phone (content supply device)
20 TV (content playback device)
25 Remote controller 30 Communication cable 101 Camera 102 Microphone 103, 103a, 103b Operation unit 104 Data processing unit 105 Recording / playback control unit 106 Storage unit 107 Display 108 Speaker 109 Communication unit 110 Wireless communication unit 111 3G communication unit 112 Reception unit 113 Transmission Unit 114 Communication control unit 115 Light 201 Terrestrial digital tuner unit 203 Operation unit 205 Control unit (reproducing unit) (storage unit)
206 Storage unit 207 Display 208 Speaker 209 Communication unit 210 Wireless communication unit 211 Remote control light receiving unit

Claims (10)

In a content playback device that plays back content,
A reproduction means for reproducing the content in any one of the first reproduction mode for reproducing the content supplied from the outside and the second reproduction mode for reproducing the content based on an instruction supplied from the outside;
The playback means switches to the second playback mode and is supplied from the outside when an instruction is supplied from the outside and the content supply is stopped when the first playback mode is being executed. A content playback apparatus that plays back content based on an instruction. Further comprising storage means for temporarily storing the content being played back when the external content supply is stopped in the storage unit;
The content reproduction apparatus according to claim 1, wherein the reproduction unit reproduces the content temporarily stored in the storage unit when executing the second reproduction mode. The reproduction means further reproduces another content different from the content supplied from the outside when the content supply from the outside is stopped while the first reproduction mode is being executed. The content playback apparatus according to claim 1, wherein the playback mode is executed. If the content supply from the outside is resumed while executing the second or third playback mode, the playback means switches to the first playback mode and the content supplied from the outside The content reproduction apparatus according to any one of claims 1 to 3, wherein the content reproduction apparatus performs reproduction. A content playback device for playing back content;
A content supply device for supplying content to the content reproduction device,
The content reproduction apparatus is one of a first reproduction mode for reproducing the content supplied from the content supply apparatus and a second reproduction mode for reproducing the content based on an instruction supplied from the content supply apparatus. To play content,
When the content reproduction apparatus stops the content supply to the content reproduction apparatus in a state where the content reproduction apparatus is reproducing the content in the first reproduction mode, the content supply apparatus A content reproduction system characterized by outputting a mode switching instruction signal for switching to a second reproduction mode. 6. The content reproduction system according to claim 5, wherein the content supply device resumes the content supply to the content reproduction device from the time when the supply of the content is stopped. 6. The content reproduction system according to claim 5, wherein the content supply device resumes the content supply to the content reproduction device from a time point before the time point when the content supply is stopped. A playback method of a content playback apparatus for playing back content,
A playback step of playing back the content in any one of the first playback mode for playing back content supplied from the outside and the second playback mode for playing back content based on an instruction supplied from outside;
In the playback step, when the first playback mode is being executed and an instruction is supplied from the outside and content supply is stopped, the playback step is switched to the second playback mode and supplied from the outside. A playback method characterized by playing back content based on an instruction.   A program for causing a computer to operate as the content reproduction apparatus according to any one of claims 1 to 4, wherein the program causes the computer to function as each of the means.   A computer-readable recording medium on which the program according to claim 9 is recorded.

Images