JP3806688B2 - Portable viewing device - Google Patents

Description

[0001]
[Industrial application fields]
The present invention relates to a portable viewing apparatus that can perform television viewing and the like.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, portable television receivers have been provided. Such devices receive terrestrial analog broadcasts with a built-in small tuner, and display received images on a liquid crystal display panel. In recent years, encoded video data based on MPEG4 (Moving Picture Experts Group 4) is recorded on a memory card, and the recorded video can be enjoyed on the go by loading the memory card in a slot of a portable viewing device. Be able to. The encoded video data based on MPEG4 can be obtained by passing a video received by a normal television broadcast or a video taken by a handy camera through an MPEG4 encoder, or by downloading using the Internet. . In addition to such a function, it may be possible to install a mobile phone function (email function, browser function). In addition, as a television receiving apparatus that receives mail, an apparatus that automatically displays an incoming mail on a monitor is known (see Patent Document 1).
[0003]
[Patent Document 1]
Japanese Patent Application Laid-Open No. 2001-197385
[Means for Solving the Problems]
The portable viewing apparatus of the present invention, in order to solve the above problem, a tuner to obtain the encoded video and audio data and program information by receiving the de Ijitaru broadcast, the encoded video and supplied from the tuner Output means for decoding audio data to display video on a display and outputting audio, recording means for decoding the encoded video / audio data supplied from a tuner and recording the data on a recording medium, and the code from the recording medium reproducing means for reproducing read out of video and audio data, and e-mail receiving means for receiving an electronic mail by connecting to the network, obtained from the broadcast wave of the digital broadcasting program information transmitted by the e-mail and program verification means for collating the program information, recorded to the collated program determines whether recorded or not on the recording medium Comprising a cross section, wherein the program verification means the result of verification by said electronic if the program based on the program information is sent on the air by the mail performs reception of the program, the program information transmitted by the e-mail If the program based on the program is broadcast later, the program reserves recording or viewing of the program. If the program based on the program information sent by the e-mail has already been broadcast, the recorded judgment means further It is determined whether or not the program has been recorded, and if the program has been recorded, the recorded program is reproduced .
[0005]
An object of this invention is to provide the portable viewing apparatus excellent in convenience in view of said situation.
[0006]
[Means for Solving the Problems]
In order to solve the above problems, a portable viewing device of the present invention receives a terrestrial digital broadcast and obtains encoded video / audio data, and decodes encoded video / audio data supplied from the tuner Means for displaying video on the display and outputting sound; means for wirelessly connecting to a network to receive e-mail; program information sent by e-mail and program information obtained from broadcast waves And means for executing a process for receiving a program by comparing
[0007]
In the above-mentioned configuration, for example, the program information sent by e-mail that of Kanto area, even if sent side is like and channel and program broadcast time is different for at Kansai region, the comparison If the corresponding program is broadcast, the program is viewed. If the corresponding program is scheduled to be broadcast later, the recording or viewing reservation is made. If the corresponding program has been recorded, the program is played. Then you can watch it.
[0008]
The program information selected by the user on the received mail screen may be collated with the program information acquired from the broadcast wave to execute processing for program reception. This facilitates the selection even when there is a plurality of program information in the received mail.
[0009]
If the program based on the program information on the incoming mail is broadcast in later, better to have been up the reservation recording or timer view to display one of the confirmation message if whether you line. Further, when the timer view is set, at the time of broadcast starting, to indicate whether the confirmation message view programs may that is configured to perform a reception process when the confirmation has been obtained According to this, it is possible to prevent the battery from being consumed by performing the reception process even when the user is not viewing (for example, the portable viewing device is in the bag). Further, in the means for the program based on the program information according to the received mail is determined whether recorded or not, it is preferable is configured to notify the user when the recorded.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to FIGS. 1 to 3.
[0011]
As shown in FIG. 1, the portable viewing device 2 has, for example, a cellular phone shape and is configured to be battery-driven. Further, as shown in FIG. 2, the portable viewing device 2 receives digital terrestrial broadcasting by the tuner 230. Also, the encoded video / audio data is read from the memory card 3 inserted into the slot 201, the video is displayed on the liquid crystal display panel 202, and the audio is output from the earphone 203. Operation buttons relating to viewing (play / pause, stop, feed, volume, etc.), numeric keys, and the like are provided on the casing.
[0012]
The MPEG4 bit stream data stored in the memory card 3 is supplied to the MPEG4 video decoder 204 via the PCMCIA interface 220 and the system bus 213. The tuner 230 that receives the terrestrial digital broadcast takes out the MPEG4 bit stream data broadcast by the terrestrial digital broadcast and supplies it to the MPEG4 video decoder 204 and the audio decoder (MPEG2-AAC) 206 or to the memory card 3. Or supply to the system bus 213 for recording. The MPEG4 video decoder 204 decodes the bit stream data to obtain a quantization coefficient and a motion vector, and supplies video data obtained by performing inverse DCT transform, motion compensation control based on the motion vector, and the like to the graphics controller 205. To do. The graphics controller 205 performs processing such as color adjustment on video data (for example, R, G, B data). The graphics controller 205 also performs processing for displaying characters or the like (operation buttons, menu screens, EPG screens based on program information acquired from terrestrial digital broadcasts), etc., instructed to be output from the CPU 209 on the liquid crystal display panel 202. The audio decoder 206 decodes the audio code data in the bit stream to generate audio data. The SDRAM 210 is used in the above processing of the MPEG4 video decoder 204.
[0013]
The LCD controller 207 drives the liquid crystal display panel 202 based on the video data supplied from the graphics controller 205. The D / A converter 208 receives the audio data output from the audio decoder 206, performs D / A conversion, and generates a right (R) sound analog signal and a left (L) sound analog signal. This is given to the earphone 203.
[0014]
The main body key 214 corresponds to the above-described operation buttons (play / pause, stop, feed) relating to viewing and the numeric keypad. Operation information for the main body key 214 is given to the CPU 209 via the interface 215 and the system bus 213. The CPU 209 executes necessary processing based on the operation information.
[0015]
In addition, a communication block 216 and an interface 217 are provided to enable a wireless network. Further, a flash ROM 218 and an SDRAM 219 are also provided. The battery 221 is a secondary battery, and is supplied with electric power from a charger (not shown) and stores it. The mobile phone unit 231 is used for normal phone calls.
[0016]
The CPU 209 also performs processing for a wireless network, data transmission / reception when the PHS data card 4 is installed in the slot 201, control of each functional unit based on received data, read / write control of the FlashROM 218 and SDRAM 219, and the like. ing.
[0017]
On the liquid crystal display panel 202, for example, as a menu screen, “view TV”, “record TV”, “record recording”, “play”, “use information terminal”, “get program information”, etc. When an item is displayed and "view TV" is selected, the tuner is controlled to receive a program of a channel designated by the user's input, and based on the acquired bit stream data of the program Display the program.
[0018]
When the above-mentioned “TV reservation recording” is selected, input of channel selection information is accepted, it is determined whether the recording start time in the channel selection information matches the current time, and if the recording start time is reached, Recording to the memory card 3 is performed, and when the recording end time is reached, the recording process is ended.
[0019]
When the “play” is selected or the playback button of the portable viewing device 2 is turned on, the encoded video / audio data is read from the memory card 3 and is reproduced by the encoded video / audio data.
[0020]
The processing by the CPU 209 will be further described. By mounting the PHS data card 4 in the slot 201, page browsing using electronic mail or the Internet can be performed. Therefore, the portable viewing device can be used as a network terminal in addition to watching TV or playing a video player. When the “use information terminal” is selected, for example, items such as “mail” and “internet” are displayed on the liquid crystal display panel 202. When the item is selected by the user, the PHS data card 4 is displayed. It is determined whether or not it is attached, and if it is attached, processing according to the item selected by the user is executed.
[0021]
By the mail function, program information of a program designated on the EPG screen or the like can be transmitted as mail contents. Here, when the program information is e-mail content, for example, it is described as “* EPG XXX EPG *”, and the XXXXX information portion includes the program name, region, frequency, broadcast time, etc. Insert necessary information for program selection (link information creation). FIG. 3 (a) simply shows the processing on the transmission side. At the time of program information mail transmission, the link information is created (step S1) and mail transmission processing is executed (step S2).
[0022]
As shown in FIG. 3B, the portable viewing device 2 on the receiving side receives the e-mail (step S3) and performs link information analysis (step S4). That is, the program name, region, frequency, broadcast time, etc. are analyzed from the character string between the “* EPG” and “EPG *”. Then, the EPG information acquired in the own device is compared with the analysis information (step S5), and it is determined whether or not the same broadcast exists (step S6). If the same broadcast exists, the tuner 230 is provided with necessary information to receive the program (step S7). If it is determined that the broadcast will be broadcast at a later date, the recording reservation / viewing reservation processing is executed (step S8). If the broadcast has been recorded on the memory card 3, reproduction processing is executed (step S9). Here, in the collation, even if the region, frequency, broadcasting time, etc. are different, when the program name matches or when the program name matches the broadcaster code, it is determined that the broadcasting is the same. The reception process may be performed in accordance with the corresponding own program information. Further, the determination result may be displayed on the screen to allow the user to confirm.
[0023]
When there is a plurality of program information in the received mail, the program information is displayed in a list on the received mail screen so that the user can select a program on this list. For this selection, for example, a method of placing the cursor on the program information description location (changing color) by operating the direction key and operating the enter key can be considered. Then, the program information selected by the user and the program information acquired from the broadcast wave are collated to execute processing for program reception. This facilitates the selection even when there is a plurality of program information in the received mail.
[0024]
In the recording / viewing reservation process, a message screen asking the user whether or not to select is displayed, and the user is allowed to select. In the case of viewing reservation, when the broadcast starts (or one minute before), the user is notified by sound or voice message, and reception processing is performed when the user wishes to view again. You may make it perform.
[0025]
Whether the broadcast has been recorded can be determined by comparing the program information received by mail with the recorded program information (program name, etc.) in the memory card 3. In the playback, the playback process is automatically executed, and a message such as “This program is recorded” may be displayed in the playback screen, or “This program is recorded”. , “Do you want to watch?” Message and “YES NO” button display, and when the “YES” button is operated, playback may be started.
[0026]
If none of the above applies, a message such as “There is no same program” may be displayed.
[0027]
【The invention's effect】
As described above, according to the present invention, for example, even when the program information sent by e-mail is from the Kanto region and the sending side is from the Kansai region, the program broadcast time is different. The corresponding program is judged by the collation and can be viewed.
[Brief description of the drawings]
FIG. 1 is an external perspective view showing a portable viewing device according to an embodiment of the present invention.
FIG. 2 is a block diagram of a portable viewing device.
FIG. 3A is a flowchart at the time of mail transmission of the portable viewing device, and FIG. 3B is a flowchart at the time of mail reception.
[Explanation of symbols]
2 Portable viewing device 202 Liquid crystal display panel 204 MPEG4 video decoder 209 CPU
3 Memory card 4 PHS data card 2

Claims (5)

A tuner to obtain the encoded video and audio data and program information by receiving the de Ijitaru broadcast,
Output means for decoding the encoded video / audio data supplied from the tuner and displaying the video on a display and outputting the audio;
Recording means for decoding the encoded video / audio data supplied from the tuner and recording it on a recording medium;
Reproduction means for reading out and reproducing the encoded video / audio data from the recording medium;
An e-mail receiving means for connecting to a network and receiving e-mail ;
And program verification means for collating the program information acquired from the broadcast wave of the program information sent by e-mail digital broadcasting,
A recorded determination means for determining whether or not the collated program has been recorded on the recording medium ,
As a result of the verification by the program verification means, if the program based on the program information sent by the e-mail is being broadcast, the program is received,
If the program based on the program information sent by the e-mail is broadcast later, make a recording reservation or viewing reservation of the program,
When the program based on the program information sent by the e-mail has already been broadcast, it is further determined by the recorded determination means whether or not the recording has been completed. A portable viewing device for playing a program that has already been played . The portable viewing device according to claim 1, wherein
Selecting means for selecting desired program information from the plurality of program information on a received mail screen including a plurality of program information;
The program verification means, the portable viewing device, characterized in that configured so that to match the program information acquired from the broadcast wave of the digital broadcasting and the selected program information. The portable viewing device according to claim 1 or 2,
Wherein when the program based on the program information sent by e-mail is broadcast later, portable viewing, characterized in that configured timer recording or timer view to show whether a confirmation message if intends row apparatus. The portable viewing device according to claim 3,
When the timer view is set, the program displays whether the confirmation message view when broadcast start of programs the timer view, when the confirmation is obtained to perform the reception processing of the program A portable viewing device configured as described above. The portable viewing device according to any one of claims 1 to 4,
A portable viewing device configured to notify that recording has been completed when a result of determination by the recorded determination unit is recorded .

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