JP2013150332A - Electronic device and display creation method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electronic device capable of facilitating user's viewing by making a currently viewed program easy to be understood when simultaneously recorded programs are viewed, and a display creation method.SOLUTION: When a plurality of simultaneously recorded programs is reproduced to be subjected to zapping, a program related information display 502 is displayed on a display screen 121 for displaying a recorded program 501. In the program related information display 502, information regarding the channel and the broadcasting station of the recorded program 501 and recording time 512 or the like which is time where a point of time of displaying of the recorded program 501 on the display screen 121 is recorded are displayed. Thus, by displaying the information regarding the channel and the broadcasting station during the displaying of the recorded program 501 and the recording time 512, the user can view a plurality of programs while performing zapping with a feeling as if returning to broadcast (recorde) time.

Description

  The present invention relates to an electronic device and a display creation method, and more particularly to an electronic device and a display creation method for creating display information indicating information related to a program to be played back.

  In recent years, the development of video recording technology and the increase in capacity of storage media have advanced, and it has become possible for users to record many videos on electronic devices capable of video recording. As the recordable amount of the storage medium increases, the number of programs that can be recorded increases, and it becomes difficult for the user to recognize what the reproduced video is when the recorded video is played back. Yes.

  For this reason, a digital recording / reproducing apparatus for displaying the recording time on the screen for displaying the program has been proposed so that the user can recognize the time and date when the program was recorded in the past when viewing the program recorded in the past. Yes.

Japanese Patent Laid-Open No. 2007-281641

  Currently, electronic devices having a function of simultaneously recording a plurality of received programs (videos) in parallel by receiving a plurality of broadcast waves have been proposed. When recording multiple programs at the same time for viewing in this way, even if the program is switched to another station by zapping operation (channel switching operation) while viewing a program broadcast in the past, it is broadcast at the same time. It is possible to perform a playback method that switches the display to the program that has been performed. At this time, the user can view the program as if it had returned to the time when the program was actually broadcast.

  However, as described above, if it is possible to watch in a state where zapping is possible at any time, it is difficult to know when the program being played is broadcast, and which broadcast station (which channel) is being played. This makes it difficult for the user to specify the program being played back and viewed.

  The present invention has been made in view of the above problems, and provides an electronic device and a display creation method that allow a user to easily understand a program that is being viewed when viewing a simultaneously recorded program, and thus allows a user to view the program easily. The purpose is to do.

  An electronic apparatus according to the present invention includes a playback unit that plays back a first recorded program in which a program that is currently being broadcast is recorded, first program related information of the program that is currently being broadcast, and past programs that have been recorded in the past. And display creation means for creating program-related information in different display formats.

  The display creation method according to the present invention includes a step of reproducing a first recorded program in which a currently broadcast program is recorded, a first program related information of the currently broadcast program, and a program of a previously recorded program. And creating related information in different display formats.

1 is a schematic perspective view illustrating an example of an appearance of a digital television as an electronic apparatus according to an embodiment of the present invention. 1 is a block diagram illustrating an example of a configuration of a digital television according to an embodiment of the present invention. The block diagram which shows an example of the functional block regarding the program related information display of the digital television in one Embodiment of this invention. The figure which shows an example of the program relevant-information display displayed on the program currently received in one Embodiment of this invention. The figure which shows an example of the program related information display displayed during the reproduction | regeneration of the program which recorded in the past in one Embodiment of this invention. The figure which shows an example of the program related information display displayed during the reproduction | regeneration of the program which recorded in the past in one Embodiment of this invention. The flowchart which shows an example of the production and display processing flow of the program related information display in one Embodiment of this invention.

  An embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is a schematic perspective view showing an example of the appearance of a digital television 1 as an electronic apparatus in the present embodiment. Note that in this embodiment, the case where the electronic device according to the present invention is mounted on a digital television is described; however, the present invention is not limited thereto, and a broadcast receiver, a mobile phone with a broadcast receiver, and a video mounted with a broadcast receiver are described. It can be used for a recording device, a PC (Personal Computer), and the like. Further, the present invention is applied not only to the provision of broadcast programs by broadcast waves distributed by propagating in the air, but also to broadcasts by IP (Internet Protocol) broadcasts distributed via a wired or wireless Internet network. It is good.

  As an example, the digital television 1 includes a main body 10 that stores electronic devices such as a tuner, an audio amplifier, and a signal processing unit, which will be described later, a display unit 120 that includes an LCD (Liquid Crystal Display), and a speaker 110 that outputs sound. And have. The digital television 1 obtains electric power from the outside through a plug (not shown), receives a terrestrial digital broadcast wave through an antenna described later, and decodes the received terrestrial digital broadcast wave signal by a signal processing unit. As a result, a video signal and an audio signal are output. The display unit 120 processes the decoded video signal and displays the video. The speaker 110 processes the decoded audio signal and outputs audio.

  FIG. 2 is a block diagram showing an example of the configuration of the digital television 1 in the present embodiment.

  The digital television 1 includes a control unit 156 that controls the operation of each unit of the apparatus. The control unit 156 includes a CPU (Central Processing Unit) and the like. The control unit 156 is a system stored in advance in a ROM (Read Only Memory) 157 according to an operation signal input from the operation unit 116 or an operation signal transmitted from the remote controller 117 and received via the light receiving unit 118. A control program and various processing programs are started. The control unit 156 controls the operation of each unit of the apparatus using a RAM (Random Access Memory) 158 as a work memory according to the activated program. Various setting information and control information necessary for operation control of each unit are stored in the nonvolatile memory 159 as an example.

  Moreover, the digital television 1 is configured to receive, for example, terrestrial analog broadcasting, terrestrial digital broadcasting, BS digital broadcasting, CS digital broadcasting, and the like as broadcast formats, and programs supplied from these. Or an HDD (Hard Disk Drive) 170 capable of recording the video.

  The BS / CS digital broadcast receiving antenna 143 receives a satellite digital television broadcast signal. The received digital broadcast signal is supplied to a satellite digital broadcast tuner 145 via an input terminal 144. The tuner 145 tunes the received digital broadcast signal and transmits the tuned digital broadcast signal to a PSK (Phase Shift Keying) demodulator 146. The PSK demodulator 146 demodulates the TS (Transport Stream) and supplies the demodulated TS to the TS decoder 147a. The TS decoder 147a decodes the TS into a digital video signal, an audio signal, etc., and then performs signal processing. This is output to the unit 100.

  An antenna 148 for receiving terrestrial digital broadcasts receives terrestrial digital television broadcast signals. The received digital broadcast signal is supplied to the terrestrial digital broadcast tuner 150 via the input terminal 149. In the present embodiment, the digital broadcast tuner 150 on the ground includes eleven tuners (in FIG. 2, they are collectively depicted as one). The tuner 150 tunes the received digital broadcast signal, and transmits the tuned digital broadcast signal to each OFDM (Orthogonal Frequency Division Multiplexing) demodulator 151. The OFDM demodulator 151 demodulates the TS and supplies the demodulated TS to each TS decoder 147b. The TS decoder 147b decodes the TS into a digital video signal, an audio signal, and the like, and then the signal processing unit 100. To output this. Note that there are 11 OFDM demodulators 151 and 11 TS decoders 147b, which are the same number as the 11 tuners of the tuner 150, and are assigned to 11 tuners of the tuner 150, respectively. The terrestrial digital television broadcast obtained by each of the eleven tuners of the tuner 150 is simultaneously decoded as a video signal and an audio signal by the plurality of OFDM demodulators 151 and TS decoders 147b, respectively, and then the signal processing unit 100. Can be output.

  The antenna 148 can also receive terrestrial analog broadcast signals. The received terrestrial analog broadcast signal is distributed by a distributor (not shown) and supplied to the analog tuner 168. The analog tuner 168 tunes the received analog broadcast signal and transmits the tuned analog broadcast signal to the analog demodulator 169. The analog demodulator 169 demodulates the analog broadcast signal and outputs the demodulated analog broadcast signal to the signal processing unit 100. Further, as an example, the digital television 1 can also watch CATV by connecting a CATV (Common Antenna TeleVision) tuner to the input terminal 149 to which the antenna 148 is connected.

  The signal processing unit 100 performs appropriate digital signal processing on the digital broadcast signals output from the TS decoders 147a and 147b. The digital broadcast signal is separated into a data signal, a video signal, and an audio signal. This data signal includes program-related information, which is various information related to the broadcast program. As the program related information included in this data signal, there are various information shown as program related information displays in FIGS. The separated video signal is output to the graphic processing unit 152, and the audio signal is output to the audio processing unit 153. The signal processing unit 100 converts the broadcast signal output from the analog demodulator 169 into a video signal and an audio signal in a predetermined digital format. The digitally converted video signal is output to the graphic processing unit 152, and the audio signal is output to the audio processing unit 153. The signal processing unit 100 also performs predetermined digital signal processing on the input signal from the line input terminal 137.

  An OSD (On Screen Display) signal generation unit 154 generates an OSD signal for displaying a UI (user interface) screen or the like under the control of the control unit 156. The data signal separated from the digital broadcast signal in the signal processing unit 100 is converted into an OSD signal of an appropriate format by the OSD signal generation unit 154 and output to the graphic processing unit 152. The OSD signal generation unit 154 receives a signal related to program related information display for displaying the program related information display of the displayed program created by the program related information display creation unit described later, and displays the UI screen and the current This is combined with the image of the program being viewed and the like and output to the graphic processing unit 152.

  The graphic processing unit 152 performs a decoding process on the digital video signal output from the signal processing unit 100. The decoded video signal is combined with the OSD signal output from the OSD signal generation unit 154 to be combined and output to the video processing unit 155. The graphic processing unit 152 can also selectively output the decoded video signal or OSD signal to the video processing unit 155.

  The video processing unit 155 converts the signal output from the graphic processing unit 152 into an analog video signal in a format that can be displayed on the display unit 120. The video signal converted into analog is output to the display unit 120 and displayed on the display screen 121. The video processing unit 155 can output a video signal to an external device such as an HDD recorder connected to the external output terminal 135.

  The audio processing unit 153 converts the input audio signal into an analog audio signal in a format that can be reproduced by the speaker 110. The audio signal converted into analog is output to the speaker 110 and reproduced. The audio processing unit 153 can output an audio signal to an external device such as an amplifier connected to the external output terminal 136.

  The card holder 161 is connected to the control unit 156 via a card I / F (Interface) 160. The first memory card 119A can be attached to the card I / F 160. The first memory card 119A is a storage medium such as an SD (Secure Digital) memory card, an MMC (Multimedia Card), and a CF (Compact Flash (registered trademark)) card. The first memory card 119A attached to the card holder 161 and the control unit 156 can transmit information via the card I / F 160. The control unit 156 can store data such as images, music, and broadcast programs in the first memory card 119A. In addition, the control unit 156 can read out data such as images, music, and broadcast programs stored in the first memory card 119A and display the data on the display unit 120 or output sound from the speaker 110.

  The card holder 163 is connected to the control unit 156 via the card I / F 162. The second memory card 119B can be attached to the card I / F 162. The second memory card 119B is a storage medium that stores contract information of a broadcast reception contract, for example. The second memory card 119B mounted on the card holder 163 and the control unit 156 can transmit information via the card I / F 160.

  A first LAN (Local Area Network) terminal 131 is connected to the control unit 156 via the communication I / F 164. The first LAN terminal 131 is used as a LAN-compatible HDD dedicated port using Ethernet (registered trademark). When a LAN-compatible HDD is connected to the first LAN terminal 131 as a NAS (Network Attached Storage), the HDD and the control unit 156 can transmit information via the communication I / F 164. In this case, the control unit 156 functions as a DHCP (Dynamic Host Configuration Protocol) server and assigns and controls an IP (Internet Protocol) address to the LAN-compatible HDD connected to the first LAN terminal 131.

  The control unit 156 can store data such as images, music, and broadcast programs in the HDD. In addition, the control unit 156 can read out data such as images, music, and broadcast programs stored in the HDD and display the data on the display unit 120 or output sound from the speaker 110. By providing the first LAN terminal 131 as a LAN-compatible HDD dedicated port, stable recording of high-definition image information on the HDD is possible without being affected by other network environments or network usage conditions. Can be done. The control unit 156 reproduces a program recorded from, for example, a storage medium such as the HDD 170, and can display from the display unit 120 and output sound from the speaker 110. When playing back a recorded program, the control unit 156 can perform playback using either a first playback method or a second playback method described later, and controls playback processing. . The control unit 156 has a configuration described later with reference to FIG.

  The second LAN terminal 132 is connected to the control unit 156 via the communication I / F 165. The second LAN terminal 132 is used as a general LAN-compatible port using Ethernet (registered trademark). The second LAN terminal 132 is connected to a device such as a LAN-compatible HDD, a PC (Personal Computer), and a DVD (Digital Versatile Disk) recorder with a built-in HDD using a hub, for example. The device and control unit 156 connected to the second LAN terminal 132 can transmit information via the communication I / F 165. When a broadband router is connected to the second LAN terminal 132 via a hub, the control unit 156 can connect to a network such as the Internet via the broadband router. A PC, a mobile phone, and the like are connected to this network, and information can be transmitted to the digital television 1.

  A storage medium such as a hard disk or a DVD (optical disk) can be attached to a device such as an HDD, a PC, or a DVD recorder connected to the control unit 156 via the communication I / F 165. The control unit 156 can store data such as images, music, and broadcast programs in the storage medium via the hub and devices connected to the hub. In addition, the control unit 156 can read out data such as images, music, and broadcast programs stored in the storage medium and display the data on the display unit 120 or output sound from the speaker 110.

  A USB (Universal Serial Bus) terminal 133 is connected to the control unit 156 via the USB I / F 166. The USB terminal 133 is used as a general USB compatible port. The USB terminal 133 is connected to, for example, a mobile phone, a digital camera, a card reader / writer for various memory cards, an HDD, a keyboard, and the like via a hub. The control unit 156 can transmit information to and from a device connected via the USB terminal 133.

  FIG. 3 is a block diagram showing an example of functional blocks related to program related information display of the digital television 1 in the present embodiment. 3 shows the signal processing unit 100, HDD 170, control unit 156, OSD signal generation unit 154, graphic processing unit 152, video processing unit 155, display unit 120, recording unit 31, information acquisition unit 32, and program related information display creation. Part 33 is shown.

  The recording control unit 31 is a part of the configuration of the control unit 156 and controls the recording function of the broadcast program of the digital television 1. Broadcast programs are recorded based on broadcast recording instructions from the user's remote controller 117 or the like. During recording, the recording control unit 31 stores the data signal, video signal, and audio signal obtained by the signal processing unit 100 in the HDD 170.

  In the present embodiment, the recording control unit 31 can execute recording processing by two recording methods. One recording method is a first recording method for recording one broadcast program that can be acquired from one broadcast wave during a predetermined time reserved in advance or the broadcast time of a predetermined program. Another recording method is a second recording method in which a plurality of broadcast programs that can be acquired from a plurality of broadcast waves (physical channels) being broadcast at the same time for a predetermined time are simultaneously recorded in parallel. At the time of recording by the second recording method, for example, it is received from the antenna 148 for receiving terrestrial digital broadcasts and included in a plurality of broadcast waves acquired by the plurality of tuners 150 and acquired from the broadcast waves by the signal processing unit 100. The recording control unit 31 stores the data signal, the video signal, and the audio signal to be stored in the HDD 170 in parallel. Also, regarding the recorded video, recording method information indicating whether the video is a video recorded by the first recording method or a video recorded by the second recording method is recorded as a data signal, a video signal, an audio signal, or the like. Store in association with information.

  Further, when recording the program, the recording control unit 31 records a correspondence relationship between the recording time of the recorded program and the position information of the data of the video signal and the audio signal in the recorded program recorded at the recording time. Create a time table. The recording time table is, for example, a video signal and an audio signal indicating the location of a recorded program recorded at 10:14:32 on April 3, and 10:14:32 on April 3. It is a table in which recording time information is associated.

  In this embodiment, the storage location of the recording information at the time of recording of the digital television 1 is the HDD 170, but is not limited to this, and the external storage medium of the digital television 1 such as a DVD, an external HDD, an SD card, etc. is not limited to this. May be stored. Further, it may be stored in another storage medium inside the digital television 1.

  The information acquisition unit 32 is a part of the configuration of the control unit 156 and has a function as a program-related information acquisition unit that acquires various information used when the digital television 1 creates a program-related information display. When the digital television 1 creates a program related information display in accordance with an instruction from the user or the like, the information acquisition unit 32 uses the signal processing unit 100 or the HDD 170 to generate a data signal (program related information) related to the target program for creating the program related information display. And recording method information. The information acquisition unit 32 acquires a data signal related to the currently received program from the signal processing unit 100, and acquires a data signal and recording method information when reproducing a previously recorded program from the HDD 170 in this embodiment. In the present embodiment, the data acquisition source (input destination) of the information acquisition unit 32 is related to the program currently being received, and if it is related to a program recorded in the past by the signal processing unit 100, it is exemplified as the HDD 170. However, for example, the acquisition destination may be an external storage medium such as a DVD, an external HDD, or an SD card, or another storage medium inside the digital television 1. Also, the recorded moving image is not recorded by the digital television 1 but may be a moving image recorded by another electronic device. When the information acquisition unit 32 acquires various kinds of information, the data signal, recording method information, and information (LAN, USB, memory card, etc.) of the data signal acquisition source (input destination) module are displayed to the program related information display creation unit 33. To send. The information acquisition unit 32 has a clock, and transmits information on the current date and time to the program related information display creation unit 33.

  The program related information display creation unit 33 is a part of the configuration of the control unit 156 and has a function of creating a program related information display displayed on the digital television 1. The program related information display creation unit 33 receives the data signal, the recording method information, the information of the module from which the data signal is acquired, and the current time information from the information acquisition unit 32. The program related information display creating unit 33 creates a signal related to program related information display based on the received information. The program related information display creating unit 33 transmits a signal related to the created program related information display to the OSD signal generating unit 154. The OSD signal generation unit generates an OSD signal based on the received signal related to program related information display, and outputs the OSD signal to the graphic processing unit 152. The graphic processing unit 152 that has received the OSD signal superimposes and synthesizes the OSD signal for displaying the program related information and the moving image to be displayed (moving image relating to the display of the program related information), and synthesizes it to the video processing unit 155 Is output. The video processing unit 155 displays the program related information display on the display unit 120 based on the received signal.

  FIG. 4 is a diagram showing an example of program-related information displayed on the currently received program in the present embodiment. 4 shows a display screen 121, a broadcast program 401, a program related information display 402, an assigned channel 403, a station logo 404, a broadcast station name 405, a three-digit channel 406, a program name 407, a broadcast system 408, a resolution 409, an aspect ratio 410. Audio mode 411, current time 412 and program time bar 413 are shown.

  The broadcast program 401 is a program that is currently being broadcast (received), and is displayed on the entire display surface 121.

  The program related information display 402 displays various information related to the broadcast program 401. The program related information display 402 includes an assigned channel 403, a station logo 404, a broadcast station name 405, a three-digit channel 406, a program name 407, a broadcast method 408, a resolution 409, an aspect ratio 410, an audio mode 411, a current time 412, and a program A time bar 413 is displayed. The program related information display 402 is displayed in a state of being superimposed on the broadcast program 401. In the present embodiment, there is a place where a part of the broadcast program 401 is hidden and part of the broadcast program 401 cannot be seen. The program related information display 402 may be made translucent and displayed so that the user can check the entire video of the broadcast program 401.

  The assigned channel 403 is a channel assigned to the broadcast station indicated by the broadcast station name 405 in the digital television 1 so that the user can easily perform a broadcast station selection operation of the digital television 1.

  A station logo 404 is a logo mark of a broadcasting station indicated by a broadcasting station name 405.

  The broadcast station name 405 is a display showing the name of the broadcast station that is broadcasting the broadcast program 401 currently being displayed.

  The three-digit channel 406 is a display indicating the type of broadcast wave such as “terrestrial digital”, “BS”, “CS” and the channel number officially assigned to each broadcast station.

  A program name 407 displays the program name of the program displayed in the broadcast program 401. In the present embodiment, the program name 407 displays the program name of the broadcast program 401, but is not limited thereto, and other displays related to the broadcast program 401 such as program performer names and program contents, Or you may display combining these.

  The broadcast method 408 displays the broadcast method of the broadcast program 401. “TV d” of the broadcasting system 408 indicates that the broadcasting system 401 is a digital broadcasting system. In addition, there is a display of “TV a”, which indicates that the displayed broadcast is analog broadcasting. Indicates that

  A resolution 409 is a display indicating the resolution of the broadcast program 401. “HD” with a resolution of 409 indicates that the broadcast program 401 is a high-definition broadcast (High Definition), and in addition, there is a display of “SD (Standard Definition)” indicating that it is a standard-definition video broadcast. .

  The aspect ratio 410 is an aspect ratio display indicating the ratio of the length of the long side to the short side of the video of the broadcast program 401.

  The aspect ratio 410 is an aspect ratio display indicating the ratio of the length of the long side to the short side of the video of the broadcast program 401.

  The audio mode 411 is a display showing the audio output format of the broadcast program 401. In the audio mode 411, there is a display such as “monaural” in addition to the display “stereo”.

  The current time 412 is a display indicating the current time. The current time 412 is displayed in the upper right part of the program related information display 402 in this embodiment.

  The program time bar 413 is a display that allows the user to intuitively recognize how much time has elapsed for the entire program in the broadcast program 401. The program time bar 413 shows the broadcast start time of the broadcast program 401 on the left, and the broadcast end time on the right. A bar and a slider are displayed between these displays. A straight line displayed in the horizontal direction is a bar, and a diamond-shaped display displayed in front of this is a slider. The slider exists at the left end of the bar at the start of the broadcast program 401, moves on the bar from left to right as time passes, and moves to the right end of the bar at the end of the program.

  When creating the display of the program time bar 413, the program related information display creation unit 33 first receives a data signal including information on the current time and the start and end times of the program from the information acquisition unit 32. Based on this data, the position for displaying the slider on the program time bar 413, which is an indication of where the currently displayed location is relative to the entire program, is determined.

  In the present embodiment, the information displayed as the program related information display 402 has been described by way of example above, but is not limited thereto. These pieces of information may be freely selected and deleted depending on the screen configuration and display space.

  In this way, when the program-related information display 402 is displayed while the currently received program is being displayed, the user can intuitively grasp the information of the program displayed on the digital television 1 and can view and listen to it. It becomes easy to select a desired channel.

  FIG. 5 is a diagram showing an example of program related information display displayed during playback of a program recorded in the past in the present embodiment. FIG. 5 shows a program related information display displayed during playback of a program recorded by the second recording method described above. There are two playback methods as the playback method of the program recorded by the second recording method. In the two playback methods, the first playback method for selecting and playing back one program recorded in parallel, as if the program recorded in parallel at the same time is being broadcast as when recording, This is a second reproduction method in which a viewing program can be switched by a user zapping operation. In the case of the second playback method, when switching to a program broadcast by another broadcast station, a new playback is started from the position corresponding to the time when the last played video of the program that was being viewed was recorded. Start playing the program. In this way, it is possible to perform a zapping operation at an arbitrary point in the past using program related information recorded in the past. When playing back with the second playback method, the user can simultaneously play back the recorded programs that were recorded in parallel and at the same time get the feeling that the program has been switched from this playback, and return to the past. It is possible to feel as if the digital television 1 is being zapped.

  A case where a recorded program is reproduced using the second reproduction method in the present embodiment will be described with reference to FIG.

  FIG. 5 is a view showing an example of program related information displayed in the recorded program in the present embodiment. In the description of FIG. 5, the description overlapping with the description of FIG. 4 is omitted.

  FIG. 5A is an example of the display screen 121 when a recorded program recorded by the second recording method and reproduced by the second reproducing method is reproduced, and FIG. It is an example of the display screen 121 when a user switches channels by a zapping operation during reproduction by a reproduction method.

  In FIG. 5A, a recorded program 501 and a program related information display 502 are displayed on the display screen 121. The program related information display 502 includes an assigned channel 503, a station logo 504, a broadcasting station name 505, a three-digit channel 506, a program name 507, a broadcasting system 508, a resolution 509, an aspect ratio 510, an audio mode 511, a recording time 512, and a recording time. A mark 513, a recording time bar 514, and a current time 515 are included. Here, the allocation channel 503, the station logo 504, the broadcast station name 505, the three-digit channel 506, the program name 507, the broadcast system 508, the resolution 509, the aspect ratio 510, and the audio mode 511 are almost the same as those described in FIG. The description is omitted. In FIG. 4, these displays show the contents related to the display program 401, but in FIG. 5A, the contents show the contents related to the recorded program 501.

  At the recording time 512, the date and time when the recorded program 501 was recorded is displayed. Here, the recorded time indicates the recording time when the time point displayed on the display screen 121 of the recorded program 501 is recorded. This recording time information is included in the data signal, and the program related information display creation unit 33 creates a display of the recording time 512 using the data signal received from the information acquisition unit 32. Further, the data signal includes a time date offset table (TOT) which is table information in which time information is associated with locations of video signals and audio signals broadcast at that time. When the program related information display creation unit 33 creates a display of the recording time 512, the time date offset table (TOT) information is referred to. Further, the display may be created by referring to the information of the recording time table created by the recording control unit 31.

  In Japan's digital terrestrial broadcasting, the ARIB STD-B10, the standard of the Radio Industries Association (ARIB), has a time and date table (TDT: Time and Date Table) A time-date offset table (TOT: Time Offset Table) that includes offset time information is defined, and these tables indicate the current date in Japan Standard Time (JST = Coordinated Universal Time (UTC) + 9) and Modified Julian Day (MJD). And the current time are transmitted.

  In ARIB TR-B14, which defines the operational rules for digital terrestrial broadcasting in Japan, 5 seconds is defined as the default period for transmitting the time-date offset table (TOT), and TOT is once every 5 seconds. Sent.

  In the program related information display 502 of the program reproduced by the second reproduction method shown in FIG. 5, the position of the recording time 512 in the program related information display 502 is displayed at the same position as the current time 412 in the program related information display 402 of FIG. doing.

  The recording time mark 513 is a display for making it easy for the user to recognize that the recording time 512 is not the current time but the time when recording was performed. In the present embodiment, the recording time mark exemplifies a display in which the clock hand is rotating in the opposite direction. However, the present invention is not limited to this, and the user recognizes that the recording time 512 is different from the current time. Any display can be used. Further, in the present embodiment, the recording time mark 513 is displayed side by side at the recording time 512, but the present invention is not limited to this, and may be displayed at another location close to the recording time 512. Further, for example, it may be displayed behind the recording time 512 so as to overlap the recording time 512.

  The recording time bar 514 is a display that allows the user to intuitively recognize the time when the recorded program 501 was recorded and how much time has elapsed when the currently viewed program is currently displayed. The recording time bar 514 shows the broadcast start time of the recorded program 501 on the left and the broadcast end time of the recorded program 501 on the right, and a bar and a slider are displayed between these time displays. The recording time bar 514 is created by referring to the program start time and end time information and the time date offset table (TOT) included in the data signal.

  The current time 515 is a display indicating the current time. The user can confirm the current time by looking at the current time 515.

  FIG. 5B shows the display screen 121 when the user switches the channel of the digital television 1 by the zapping operation during reproduction by the second reproduction method as described above. When a recorded program is played back on the digital TV 1 by the second playback method, if the user performs a zapping operation using the remote controller 117 or the like, for example, the digital TV 1 records the channel of the switching destination in parallel. Display recorded programs. At this time, the recorded program of the channel after switching is reproduced continuously from the recording time when the recorded program of the channel before switching is reproduced. Even if the channel is switched in this way, the displayed recording time is continuous or continuous, the recording time is displayed as the current time, and the recording time is continuous, so the user can It is possible to perform zapping and viewing of the digital television 1 with the feeling of returning to the above.

  In the present embodiment, the program-related information displays 502 and 512 in the second reproduction method display the current times 515 and 534 at different positions (displayed frames are different) while displaying the recording times 512 and 532. Therefore, the user can obtain a sense that the user has returned to the past, and can also confirm the current time without misunderstanding that the program being played is currently being broadcast.

  FIG. 6 is a diagram showing an example of program related information display displayed during playback of a program recorded in the past in the present embodiment. FIG. 6 shows a program-related information display 602 displayed when the one recorded by the first recording method is reproduced or when the one recorded by the second recording method is reproduced by the first reproduction method. It is shown. This will be omitted with respect to portions that overlap those described above with reference to the description using FIG.

  The program related information display 602 displays information related to the recorded program 601, including an input destination display 603, an input destination mark 604, a program name 605, a broadcast system 606, a resolution 607, an aspect ratio 608, an audio mode 609, a current time 610, In addition, a recording time 611 is displayed.

  The input destination display 603 displays the input destination module of the recorded program 601. In this embodiment, in order to display the recorded moving image stored in the HDD 170, the input destination display 603 displays “Hard Disk”. In this embodiment, the recorded video is acquired from the HDD 170 and played back. However, as described above, the present invention is not limited to this. For example, the video is acquired from a LAN terminal, a USB terminal, an external SD card, or the like. If so, "LAN", "USB", "memory card", etc. are displayed on the input destination display 603, respectively.

  The input destination mark 604 is a display that represents the module indicated by the input destination display 603 with a simple picture so that the user can intuitively understand the input destination module indicated by the input destination display 603.

  The display location in the program related information display 602 at the current time 610 is different from the display location at the current time 515 in the program related information display 502 by the second reproduction method shown in FIG. 5, and the program related information at the current time 412 shown in FIG. It is displayed at the same location as the display location on the display 402.

  The recording time 611 indicates the date when the recorded program 601 was recorded and the time period from the recording start time to the end time.

  In this embodiment, the program related information display 502 of the recorded program 501 recorded by the second recording method shown in FIG. 5 and reproduced by the second reproduction method, and the broadcast which is the currently broadcast program shown in FIG. The program 401 is displayed in a format similar to the program related information display 402. In FIG. 5, the recording time 512 is displayed instead of the current time 412 shown in FIG. 4 in comparison with FIG. 4, and the current time 515, which is a display indicating the current time, is displayed at a different location. Has been.

  Further, the program related information display 602 of the recorded program 601 reproduced by the first reproduction method shown in FIG. 6 and the recorded program 501 recorded by the second recording method and reproduced by the second reproduction method shown in FIG. The display formats of the program related information display 502 of FIG. 4 and the program related information display 402 of the broadcast program 401 which is the currently broadcast program shown in FIG. 4 are different.

  In the program-related information display 502 shown in FIG. 5, information about broadcasting stations (assignment channel 503, station logo 504, broadcasting station name 505, three-digit channel 506), recording time 512, and a bar indicating elapsed time information of the program ( While the recording time bar 514) is shown in the same manner as the program related information display 402, these are not displayed in the program related information display 602 shown in FIG. 6, and information on the recorded program 601 is input. Module information (input destination display 603 and input destination mark 604) is displayed.

  When displaying a program recorded by the second recording method and reproduced by the second reproduction method, the user can perform a zapping operation on a plurality of programs recorded at the same time.

  Since there is only one TV program broadcasted by a broadcasting station at a certain time, the user can uniquely recognize the broadcasting program if he / she can grasp the information on the broadcasting time zone and the broadcasting station. . Therefore, when displaying a program recorded by the second recording method so as to enable the zapping operation and reproduced by the second reproduction method, the recording time and information on the broadcasting station that broadcast the program are displayed. By displaying as the program related information display, the user can view the digital television 1 while performing the zapping operation as if the user had returned to the past.

  In the present embodiment, when playback is performed by the first playback method or the like, since the zapping operation is impossible, it is not particularly necessary to display the information regarding the recording time and the broadcasting station. Since it is more useful for the user to display information about which module the video is input from, rather than information about the station, information about the input destination is displayed like the program related information 601.

  FIG. 7 is a flowchart showing an example of a program related information display creation and display processing flow in the present embodiment.

  First, it waits for reception of a display instruction (for example, pressing of a predetermined button for program-related information to the user's remote controller 117) from the remote controller 117 or the like from the user (S71). At this time, the display instruction for displaying the program related information includes an instruction to display the program. In this embodiment, when a program is displayed (whether it is a broadcast program or a recorded program), the digital television 1 first displays a program related information display. When the display instruction for displaying the program related information in S71 is not received (No), the processing flow returns to S71 again and loops until it is received.

  When the display instruction for displaying the program related information is received in S71 (Yes), the information acquisition unit 32 acquires various information (S71). At this time, in the present embodiment, if the displayed program is a currently received program, the information acquisition unit 32 acquires a data signal from the signal processing unit 100, and if it is a recorded program, the information acquisition unit 32 acquires data from the HDD 170. Get signal and recording method information. In the present embodiment, the acquisition destination of the recorded program is exemplified as the HDD 170, but it may be acquired from the outside via another module as described above, or may be another storage medium in the digital television 1. . The information income unit 32 transmits the acquired data signal, recording method information, information acquisition destination module, and time information to the program related information display creation unit 33.

  When the program-related information display creation unit 33 receives the above-described various information from the information acquisition unit 32, the program-related information display creation unit 33 determines whether the program to be displayed from the module information of the information acquisition destination is a currently received broadcast program or a recorded program. It discriminate | determines (S73). At this time, when the information acquisition unit 32 acquires the data signal from the signal processing unit 100, the program-related information display creation unit 33 determines that the digital television 1 displays the currently received broadcast program, and the signal When a data signal is acquired from a module other than the processing unit 100, the digital television 1 determines that a recorded program is to be displayed.

  When it is determined that the digital TV 1 does not display a program being broadcast (determined that a recorded program is displayed) (S73, No), the program related information display generating unit 33 is a program related information display generating unit. 33 obtains information on whether the playback method of the recorded program is the first playback method or the second playback method. Since the reproduction processing is performed by the control unit 156, the program related information display creation unit 33 acquires information on which reproduction method is being performed from the control unit 156 and receives the recording method information received from the information acquisition unit 32. Based on the playback method information obtained from the control unit 156, it is determined whether or not the recording method of the recorded program is the second recording method and the playback method is the second playback method (S74).

  When the recorded program to be displayed is recorded by the second recording method and the reproduction method is reproduction by the second reproduction method (S74, Yes), the program related information display creation unit 33 acquires information. The recording time of the portion where the recorded program is displayed and the information of the start time and end time of the recorded program are acquired from the data signal received from the unit 32 (S75), and the position of the slider of the recording time bar is determined (S76). . The recording time at this time may be acquired from the time date offset table (TOT) included in the data signal as described above, or may be acquired using the recording time table created by the recording control unit 31. Good.

  Here, when the program to be displayed in S73 is a program that is currently being broadcast (received) (Yes), the program related information display creation unit 33 starts and ends the recorded program of the data signal received from the information acquisition unit 32. Based on the time information and the current time information, the position of the slider of the program time bar 413 is determined (S77).

  When the recording method is not the second recording method and the second reproduction method in S74 (No), and after S76 and S77, the program related information display creating unit 33 displays the program related information based on the data signal received from the information acquiring unit 32. Is created (S78). The moving picture to be displayed at this time is a program currently being broadcast, a recorded program displayed by the second recording method and the second reproducing method, or a recorded program displayed by other recording and reproducing methods. The display formats differ depending on whether or not they are present, and are the display formats displayed in FIGS.

  The program-related information display creation unit 33 that created the program-related information display causes the display unit 120 to display it through various configurations as described above.

  This is the end of the series of processing flows.

  Note that the present invention is not limited to the above-described embodiments as they are, and can be embodied by modifying the constituent elements without departing from the scope of the invention in the implementation stage. In addition, various inventions can be formed by appropriately combining a plurality of components disclosed in the embodiment. For example, some components may be deleted from all the components shown in the embodiment. Furthermore, constituent elements over different embodiments may be appropriately combined.

  DESCRIPTION OF SYMBOLS 1 ... Digital television, 10 ... Main body, 110 ... Speaker, 120 ... Display part, 100 ... Signal processing part, 116 ... Operation part, 117 ... Remote controller, 118 ... Light receiving part, 119A ... 1st memory card, 119B ... 1st 2 memory cards, 121 ... display screen, 131 ... first LAN terminal, 132 ... second LAN terminal, 133 ... USB terminal, 135 ... external output terminal, 136 ... external output terminal, 137 ... line input terminal, 143 ... Antenna, 144 ... Input terminal, 145 ... Tuner, 146 ... PSK demodulator, 147 ... TS decoder, 148 ... Antenna, 149 ... Input terminal, 150 ... Tuner, 151 ... OFDM demodulator, 152 ... Graphic processing unit, 153 ... Audio processing unit, 154 ... Signal generation unit, 155 ... Video processing unit, 156 ... Control unit, 157 ... ROM, 158 ... RAM, 159 ... Non-volatile memory 160 ... Card I / F, 161 ... Card holder, 162 ... Card I / F, 163 ... Card holder, 164,165 ... Communication I / F, 166 ... USB I / F, 168 ... Analog tuner, 169 ... Analog demodulation 170 ... HDD, 31 ... Recording control unit, 32 ... Information acquisition unit, 33 ... Program related information display creation unit, 401 ... Broadcast program, 402 ... Program related information display, 403 ... Allocated channel, 404 ... Station logo, 405 ... Broadcast station name, 406 ... 3 digit channel, 407 ... Program name, 408 ... Broadcast system, 409 ... Resolution, 410 ... Aspect ratio, 411 ... Audio mode, 412 ... Current time, 413 ... Program time bar, 501 ... Recorded program 502: Program related information display 503: Assigned channel 504 ... Station logo, 505 ... Broadcast station name, 506 ... 3-digit channel, 507 ... Program name, 508 ... Broadcasting method 509 ... resolution 510 ... aspect ratio 511 ... audio mode 512 ... recording time 513 ... recording time mark 514 ... recording time bar 515 ... current time 601 ... recorded program 602 ... program related information display 603 Input destination display 604 Input destination mark 605 Program name 606 Broadcast format 607 Resolution 608 Aspect ratio 609 Audio mode 610 Current time 611 Recording time

Claims (7)

Replay means for replaying a first recorded program that records a program currently being broadcast;
Display creation means for creating the first program related information of the currently broadcasted program and the past program related information of the program recorded in the past in different display formats;
An electronic device comprising: The reproduction means reproduces the first recorded program and the second recorded program broadcast at the same time as the first recorded program in a switchable manner,
The display creation means, when the playback means switches playback from the first recorded program to the second recorded program, at least in the display format different from the first program related information. The electronic device according to claim 1, wherein the second program related information of the recorded program is created.   The display creation means, when the playback means switches playback from the first recorded program to the second recorded program, displays the second program related information of the created second recorded program. 3. The electronic device according to claim 2, wherein the electronic device is controlled so as to be displayed simultaneously with the reproduced video of the two recorded programs.   The electronic device according to claim 1, wherein the display creating unit creates the program related information display as a video signal to be superimposed on a video signal of a reproduced program.   The electronic apparatus according to claim 1, further comprising a display unit that displays a recorded program to be reproduced by the reproduction unit. Replaying a first recorded program that records a program currently being broadcast;
Creating the first program related information of the currently broadcasted program and the program related information of a previously recorded program in different display formats;
A display creation method comprising: In the reproducing step, the first recorded program and the second recorded program broadcast at the same time as the first recorded program are reproduced in a switchable manner,
In the creating step, when playback is switched from the first recorded program to the second recorded program, at least the second recorded program is displayed in a display format different from the first program related information. The display creation method according to claim 6, wherein the program related information of 2 is created.

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