JP4599862B2 - mobile phone - Google Patents

Description

  The present invention relates to a mobile phone having a remote control function for a recording / playback apparatus.

Conventionally, a recording / playback apparatus such as an HDD recorder is often used by a plurality of people at home or office, and anyone can view content such as a TV program recorded by the recording / playback apparatus. Patent Document 1 discloses a technique for recording content according to each person's preference using an IC card owned by each individual and restricting access other than the recorded person.
JP 2002-354427 A

  However, in the above-described technique, since access other than the person who recorded is restricted, there is a problem that the content recorded by another person cannot be easily viewed.

  An object of the present invention is to make it possible to easily view content recorded by operating another mobile phone using a mobile phone having a remote control function for a recording / playback apparatus.

In order to solve the above problem, the invention described in claim 1 is a mobile phone having a remote control function for a recording / playback device, and plays back the content recorded by the recording / playback device by operating another mobile phone. case of, with respect to the other mobile phone, a unique information of the other mobile phones, and request means for requesting acquisition of specific information that enables descrambling of the content, as required by the requesting means First acquisition means for acquiring the unique information from the other mobile phone, the unique information acquired by the first acquisition means and information for instructing the reproduction operation in the recording / reproducing apparatus. from a reproduction transmission means for transmitting, the other mobile phone, a unique information of the mobile phone, a second acquisition for acquiring a request for specific information that enables descrambling of the content And stage, the user, in accordance with the acquisition request by the second acquisition unit, a selection operating means for selecting operation whether to provide specific information of its own mobile phone to the other mobile phone , if the user selects the operation to provide specific information in said selection operation means is characterized by comprising: a providing means for providing specific information of the self mobile phone to the other mobile phones.

  In addition, when instructing the recording operation in the recording / playback apparatus, the storage unit that stores the unique information of the own mobile phone, the unique information stored in the storage unit is read, the read unique information, Preferably, the recording / reproducing apparatus includes recording transmission means for transmitting information instructing a recording operation to the recording / reproducing apparatus.

Additionally, content that has been recorded by the recording and reproducing device by the portable telephone operation encrypts in association with unique information of the mobile phone, descrambling can der Rukoto preferably by the specific information.
In order to solve the above-mentioned problem, the invention described in claim 4 is a mobile phone program having a remote control function for a recording / playback device, wherein the recording / playback device is operated on a computer by operating another mobile phone. in case of reproducing the recorded contents, the other portable telephone to, a unique information of the other mobile phones, the request function of requesting the acquisition of the specific information that enables descrambling of the content, A first acquisition function for acquiring the specific information from the other mobile phone in response to a request by the request function, an instruction for the specific information acquired by the first acquisition function, and a playback operation in the recording / playback apparatus a reproduction transmission function for transmitting the information to the recording and reproducing apparatus, the another mobile phone, a unique information of the mobile phone, allowing descrambling of the content Whether a second acquisition function of acquiring a request for specific information, the user, in accordance with the acquisition request by the second acquisition function, providing unique information of its own mobile phone to the other mobile phone A selection operation function for performing a selection operation, and a provision function for providing unique information of the own mobile phone to the other mobile phone when the user selects to provide the specific information in the selection operation function; It is characterized by realizing.

  According to the present invention, when the user wants to view content recorded by operating another mobile phone, the user can acquire the unique information from the other mobile phone and obtain viewing permission, thereby recording the content recorded by operating the other mobile phone. It is possible to view the contents easily even if the contents are new.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
First, the configuration in the present embodiment will be described.

  FIG. 1 shows a main part configuration of a mobile phone 10 according to an embodiment to which the present invention is applied. As shown in FIG. 2, the mobile phone 10 includes a control unit 1, a liquid crystal display unit 2, a key input unit 3, a ROM (Read Only Memory) 4, a RAM (Random Access Memory) 5, a unique information storage unit 6, and infrared communication. Unit 7, audio conversion circuit 8, and radio unit 9.

  The control unit 1 reads out various control processing programs stored in the ROM 4 and develops them in the RAM 5, and comprehensively controls the operation of each unit of the mobile phone 10 according to these control processing programs. Hereinafter, the control operation of the control unit 1 will be described.

  When the recording by the recording / playback apparatus 20 is instructed by the operation of the key input unit 3, the control unit 1 reads out the unique information stored in the unique information storage unit 6, and reads out the unique information and operation data read out. Remote control operation processing for causing the recording / reproducing apparatus 20 to output infrared rays (see FIG. 5).

  In addition, the control unit 1 inputs the phone number of the mobile phone owned by the other person in order to obtain permission to view the content (program) recorded by the other person on the mobile phone number input screen (described later) shown in FIG. Then, an e-mail requesting to view the content (program) is created, and a unique information request process for sending to the designated destination is executed (see FIG. 7). Further, the control unit 1 executes specific information acquisition processing for acquiring specific information from another mobile phone or notifying other mobile phones of the specific information stored in the specific information storage unit 6 (FIG. 8). reference).

  In addition, when the reproduction by the recording / reproducing apparatus 20 is instructed by the operation of the key input unit 3, the control unit 1 reads the unique information stored in the unique information storage unit 6, and reads the unique information and The unique information acquired from the other mobile phone and the operation data for instructing the reproduction are output to the recording / reproducing apparatus 20 by infrared rays.

  The liquid crystal display unit 2 includes a display such as an LCD (Liquid Crystal Display) and performs a required display process according to a display signal input from the control unit 1.

  The key input unit 3 includes a numeric keypad, a cursor key, a power key, a transmission key, various function keys, and the like, and outputs an operation signal corresponding to pressing of the key to the control unit 1.

  The ROM 4 stores various control processing programs executed by the control unit 1 and data used by these programs.

  The RAM 5 develops various control programs and various application programs executed by the control unit 1 in the program storage area. The RAM 5 temporarily stores input data and data such as processing results generated when the above control processing program is executed in the work area.

  The unique information storage unit 6 stores data representing unique information (identification information composed of numerals, alphabets, etc.) of the mobile phone 10. This unique information is used when recording content in the recording / playback apparatus 20 by operating the mobile phone 10, when playing back the recorded content, or when allowing other mobile phones to view the content.

  The infrared communication unit 7 controls communication with a recording / playback apparatus located within a communicable range by short-range wireless communication such as IrDA (Infrared Data Association) using infrared rays.

  The audio conversion circuit 8 converts the audio digital signal into an analog signal by a D / A converter (not shown) and outputs the analog signal to the speaker 8a. The voice conversion circuit 8 converts a voice analog signal input from the microphone 8b into a digital signal by an A / D converter (not shown) during a call. The speaker 8a amplifies the audio signal input from the audio conversion circuit 8 by an amplifier (not shown), and outputs it to the outside. The microphone 8 b converts audio input from the outside into an audio signal and outputs the audio signal to the audio conversion circuit 8.

  The radio unit 9 includes a modulation / demodulation circuit (not shown) that modulates and demodulates an audio signal, an antenna 9a, and the like, and executes and sets a communication protocol for a mobile phone with a radio base station on a communication network The communication control such as data communication and telephone call is performed by the communication channel.

  The mobile phone 10 also includes a memory for storing address book data, phone book data, transmitted / received e-mail data, and the like.

  FIG. 2 shows a main configuration of the recording / playback apparatus 20. As shown in FIG. 2, the recording / playback apparatus 20 includes a digital broadcast receiving unit 21 having an antenna 21a, an image processing unit 22, an audio processing unit 23, a display unit 24, a speaker 25, an encryption processing unit 26, an infrared communication unit 27, An input unit 28, a memory 29, and a control unit 30 are provided.

  The digital broadcast receiver 21 extracts a broadcast signal corresponding to a designated channel from broadcast signals received via the antenna 21a, and applies an OFDM (Orthogonal Frequency Division Multiplexing) scheme to the extracted broadcast signal. Is demodulated. That is, in accordance with the modulation system of the broadcast signal, demodulation is selectively performed by four systems of DQPSK (Differential Quadrature Phase Shift Keying), QPSK (Quadrature Phase Shift Keying), 16QAM (Quadracture Amplitude Modulation), and 64QAM. The image signal and the audio signal are separated from the demodulated broadcast signal, the image signal is output to the image processing unit 22, and the audio signal is output to the audio processing unit 23.

  The image processing unit 22 decodes the image signal input from the digital broadcast receiving unit 21 according to the MPEG (Moving Picture Expert Group) -2 method, and generates video data (moving image data) and still image data. Then, various image processing is performed on the generated image data, and the image data after the image processing is output to the display unit 24.

The audio processing unit 23 encodes the audio signal input from the digital broadcast receiving unit 21 according to the MPEG-2 system, and generates audio data. The generated audio data is subjected to various data processing, and the audio data after the data processing is converted into an analog signal and output to the speaker 25.

  The display unit 24 includes a display such as an LCD (Liquid Crystal Display), and displays the image data input from the image processing unit 22 on the display display. The speaker 25 amplifies the analog audio signal input from the audio processing unit 23 by an amplifier (not shown) and outputs the amplified signal to the outside.

  When recording is instructed from the mobile phone 10, the encryption processing unit 26 records the content instructed to be recorded while being scrambled (encrypted). In addition, when the content instructed to be reproduced by the mobile phone 10 has been recorded after being scrambled, the recorded data of the content is reproduced while being descrambled (decrypted).

  The infrared communication unit 27 outputs an operation signal received from a mobile phone located within a communicable range to the control unit 30 by short-range wireless communication such as IrDA (Infrared Data Association) using infrared rays.

  The input unit 28 includes various keys such as a power ON / OFF key and a volume adjustment key, and outputs an operation signal corresponding to pressing of the key to the control unit 30.

  The memory 29 stores various control processing programs executed by the control unit 30 and data used in these programs. In addition, as shown in FIG. 3, the memory 29 stores, for each unique information of a mobile phone capable of infrared communication with the recording / playback device 20, shared content that can be viewed by anyone and recorded data of content recorded by scramble processing. Are stored in association with the corresponding unique information. In FIG. 3, scramble A and scramble B indicate that the corresponding recorded data is data recorded by scramble processing (encryption processing).

The control unit 30 includes a CPU (Central Processing Unit), a RAM (Random Access Memory).
) And the like, and various control processing programs stored in the memory 29 are expanded in the RAM, and the operation of each unit of the recording / reproducing apparatus 20 is comprehensively controlled according to the control processing program. Hereinafter, the control operation of the control unit 30 will be described.

  For example, when recording is instructed from the mobile phone 10, the control unit 30 instructs the encryption processing unit 26 to scramble (encrypt) the content for which recording is instructed. In addition, when the reproduction of recorded content is instructed from the mobile phone 10, the control unit 30 searches the memory 29 for content (program) corresponding to the unique information received at the time of the reproduction instruction, A list of contents (programs) extracted by the search is displayed on the display unit 24 as a reproducible list. Further, when the content selected from the reproducible list has been scrambled, the control unit 30 instructs the encryption processing unit 26 to scramble the selected content.

  Next, the operation in the present embodiment will be described with reference to FIGS.

  When the remote control mode is designated by operating the key input unit 3 of the mobile phone 10, a remote control function screen as shown in FIG. 4 is displayed on the liquid crystal display unit 2. On the remote control function screen, as shown in FIG. 4, a “recorded program designation” button for designating content (program) scheduled to be recorded, a “recording / playback” button for instructing playback of the recorded content, etc. A “unique information acquisition” button for instructing an acquisition request for specific information necessary for viewing content recorded by operating the mobile phone is displayed. When the “recorded program designation” button is designated on the remote control function screen of FIG. 4, the remote control operation process of FIG. 5 is started, and when the “unique information acquisition” button is designated, the unique information request process of FIG. Be started.

  First, a remote control operation process executed in the mobile phone 10 will be described with reference to the flowchart of FIG.

  First, a key input process for designating a channel, a time (for example, a recording start time), etc. of a program scheduled to be recorded is performed by operating the key input unit 3 (step S1). After the key input process, when the transmission key of the key input unit 3 is pressed (step S2), the unique information stored in the unique information storage unit 6 is read (step S3), the read unique information, The operation data in step S1 is output to the recording / reproducing apparatus 20 by infrared rays (step S4), and this remote control operation process ends. In the recording / reproducing apparatus 20 that receives the recording instruction from the mobile phone 10, the recording process shown in FIG. 11 is performed.

  Next, specific information request processing executed in the mobile phone 10 will be described with reference to the flowchart of FIG.

  When a “unique information acquisition” button is designated on the remote control function screen of FIG. 4, a mobile phone number input screen as shown in FIG. 6 is displayed on the liquid crystal display unit 2. When the recording / playback apparatus 20 wants to view a program (content) recorded by operating another mobile phone, the phone number of the mobile phone that performed the recording operation is input on the mobile phone number input screen of FIG. Step S10). When the “Send” button is designated on the mobile phone number input screen, an e-mail for notifying the user of viewing the program is created (step S11), and the created e-mail is input in step S10. It is transmitted to the destination (e-mail address) corresponding to the telephone number (step S12), and this unique information request processing is completed.

  Next, the unique information acquisition process executed in the mobile phone 10 will be described with reference to the flowchart of FIG.

  When an e-mail is received from another mobile phone (step S20), it is determined whether the received e-mail is a request for acquisition of specific information or a notification of specific information (step S21). , S26).

  When it is determined that the e-mail received in step S20 is an acquisition request for unique information (step S21; YES), the content of the unique information acquisition request mail as shown in FIG. (Step S22). The screen shown in FIG. 9 specifies that the program recorded by the owner of the mobile phone 10 is desired to be viewed by the owner of the mobile phone from which the e-mail is sent, and whether or not to accept this viewing request. “Accept” button and “Do not accept” button are displayed.

  When the “not accept” button is designated on the screen of FIG. 9 (step S23; NO), a message notifying that the program viewing is not accepted is transmitted to the transmission source mobile phone, and this unique information acquisition process is performed. finish. When the “accept” button is designated on the screen of FIG. 9 (step S23; YES), the unique information stored in the unique information storage unit 6 is read. Then, an e-mail for notifying the read unique information is created (step S24), the created e-mail is sent to the mobile phone of the transmission source (step S25), and this unique information acquisition process is performed. finish.

  When it is determined that the e-mail received in step S20 is notification of unique information (step S26; YES), the notified unique information (specific information of the mobile phone of the transmission source) is recorded in the RAM 5 ( Step S27), the unique information acquisition process ends. When the e-mail received in step 20 is an e-mail other than the unique information acquisition request and the unique information notification (step S26; NO), normal mail processing is performed (step S28), and this unique information acquisition process is performed. finish.

  When the “recording / playback” button is designated on the remote control function screen of FIG. 4, the unique information of the mobile phone 10 stored in the unique information storage unit 6 and the unique information (other portable information stored in the RAM 5 in step S27). The unique information acquired from the telephone) and the operation data (reproduction instruction data) are transmitted to the recording / reproducing apparatus 20, and the recording / reproducing apparatus 20 performs the remote control process shown in FIG. 10 and the reproducing process shown in FIG.

  Next, remote control processing executed in the recording / reproducing apparatus 20 will be described with reference to the flowchart of FIG.

  When there is infrared reception from the mobile phone 10 (step T1; YES), it is determined whether or not the received information includes unique information of the mobile phone 10 (step T2). If it is determined in step T2 that the received information does not contain unique information (step T2; NO), command reception and corresponding processing are performed based on the received information (step T4).

  If it is determined in step T2 that the received information includes unique information (step T2; YES), the unique information is stored in the memory 29 (step T3), and a command (recording command, playback command, etc.) Reception and corresponding processing (recording processing, reproduction processing, etc.) are performed (step T4).

  Next, recording processing executed in the recording / playback apparatus 20 will be described with reference to the flowchart of FIG.

  Whether or not recording has been instructed by operating the mobile phone 10 when a preset timer reservation time (recording start time) is reached (step T10; YES) or when a recording command is designated (step T11; YES) Is determined (step T12).

  In step T12, when it is determined that the recording is instructed by the operation of the mobile phone 10 (step T12; YES), the recording instructed program is recorded while being scrambled (encrypted) (step T13), and the main recording is performed. The process ends. If it is determined in step T12 that recording has been instructed by operating the main body of the recording / playback apparatus 20 (step T12; NO), normal recording processing (recording processing without scramble processing) is performed (step T14). The process ends.

  Next, playback processing executed in the recording / playback apparatus 20 will be described with reference to the flowchart of FIG.

  When the command accepted in step T4 in FIG. 10 is a reproduction command (step T20; YES), it is determined whether or not reproduction is instructed by operating the mobile phone 10 (step T21). If it is determined in step T21 that playback has been instructed by operating the mobile phone 10 (step T21; YES), the recorded data corresponding to the unique information received in the remote control process of FIG. The list of programs extracted by the search is displayed on the display unit 24 as a list of reproducible programs (step T22). FIG. 13 shows a display example of a list of reproducible programs.

  When a program to be reproduced is selected from the list of reproducible programs shown in FIG. 13 (step T23; YES), the selected program is recorded after being scrambled (encrypted). Is determined (step T24). Note that the selection of the playback program in step T23 may be performed by operating the key input unit 3 of the mobile phone 10, or may be performed by operating the input unit 28 of the recording / playback apparatus 20.

  If it is determined in step T24 that the selected program has been recorded after being scrambled (step T24; YES), the recorded data of the selected program is read from the memory 29 and read. The recorded data is played back while descrambling (step T25), and the playback process ends.

  If it is determined in step T24 that the selected program has not been recorded after being scrambled, that is, if it is determined that the program has been recorded in the normal recording process (step T24; NO), The recorded data of the selected program is read from the memory 29, and the read recorded data is normally played back (step T28), and the playback process ends.

  When reproduction is not instructed by operation of the mobile phone 10 in step T21 (for example, reproduction is instructed by operation of the input unit 28 of the recording / reproduction device 20 or operation of another remote controller) (step T21; NO) A list of shared programs that anyone can view is displayed on the display unit 24 (step T26). Here, the shared program that can be viewed by anyone indicates a program that has not been scrambled among recorded data stored in the memory 29.

  When a program to be reproduced is selected from the list displayed on the display unit 24 (step T27; YES), the recorded data of the selected program is read from the memory 29, and the read recorded data is normally stored. Reproduction is performed (step T28), and the reproduction process ends.

  As described above, according to the mobile phone 10 of the present embodiment, when viewing content (program) recorded by scramble processing by operating another mobile phone, unique information is received from the mobile phone that has performed the recording operation. By acquiring and obtaining viewing permission, even content recorded by operation of another mobile phone can be easily viewed.

  If another person's mobile phone wishes to view the content recorded by operating the mobile phone 10 owned by him / her, if he / she does not accept the viewing, specific information is transmitted to the mobile phone of the person who wishes to view the content. By not doing so, viewing of an unspecified number of people can be prevented.

  Note that the description in the present embodiment can be changed as appropriate without departing from the spirit of the present invention.

The block diagram which shows the principal part structure of the mobile telephone which concerns on embodiment of this invention. The block diagram which shows the principal part structure of a video recording / reproducing apparatus. The figure which shows the structure of the data stored in the memory of the video recording / reproducing apparatus of FIG. The figure which shows the remote control function screen displayed on the liquid crystal display part of the mobile telephone of this embodiment. 5 is a flowchart showing remote control operation processing executed in the mobile phone according to the present embodiment. The figure which shows the mobile telephone number input screen displayed on the liquid crystal display part of the mobile telephone of this embodiment. The flowchart which shows the specific information request | requirement process performed in the mobile telephone of this embodiment. The flowchart which shows the specific information acquisition process performed in the mobile telephone of this embodiment. The figure which shows the example of a screen display of a specific information request | requirement mail. The flowchart which shows the remote control process performed in a video recording / reproducing apparatus. The flowchart which shows the video recording process performed in a video recording / reproducing apparatus. The flowchart which shows the reproduction | regeneration processing performed in a video recording / reproducing apparatus. The figure which shows an example of the list display at the time of the reproduction | regeneration displayed on the display part of a video recording / reproducing apparatus.

Explanation of symbols

1 Control unit 2 Liquid crystal display unit 3 Key input unit 4 ROM
5 RAM
6 Specific Information Storage Unit 7 Infrared Communication Unit 8 Audio Conversion Circuit 9 Radio Unit 10 Mobile Phone 20 Recording / Playback Device 21 Digital Broadcasting Reception Unit 22 Image Processing Unit 23 Audio Processing Unit 24 Display Unit 25 Speaker 26 Encryption Processing Unit 27 Infrared Communication Unit 28 Input unit 29 Memory 30 Control unit

Claims (4)

A mobile phone having a remote control function for a recording / playback device,
When playing back the content recorded by the recording / playback apparatus by operating another mobile phone, the content can be decrypted with respect to the other mobile phone , which is unique information of the other mobile phone. Request means for requesting acquisition of specific information ;
First acquisition means for acquiring the specific information from the other mobile phone in response to a request by the request means;
Reproduction transmission means for transmitting the unique information acquired by the first acquisition means and information instructing the reproduction operation in the recording / reproducing apparatus to the recording / reproducing apparatus;
Second acquisition means for acquiring a request for specific information that is unique information of the mobile phone and enables decryption of the content from another mobile phone;
A selection operation means for a user to select whether or not to provide the other mobile phone with unique information of the mobile phone in response to the request acquired by the second acquisition device;
If the user selects the operation to provide specific information in said selecting operation means, and providing means for providing specific information of the self mobile phone to the other mobile phone,
A mobile phone comprising: Storage means for storing unique information of the mobile phone;
When instructing a recording operation in the recording / reproducing apparatus, the unique information stored in the storage means is read, and the read unique information and information for instructing the recording operation are transmitted to the recording / reproducing apparatus. A transmission means;
The mobile phone according to claim 1, further comprising: Content that has been recorded by the recording and reproducing device by the portable telephone operation encrypts in association with unique information of the mobile phone, according to claim 1 or, wherein the next possible Rukoto descrambling by the specific information 2. The mobile phone according to 2. A mobile phone program having a remote control function for a recording / playback device,
On the computer,
When playing back the content recorded by the recording / playback apparatus by operating another mobile phone, the content can be decrypted with respect to the other mobile phone , which is unique information of the other mobile phone. A request function that requests acquisition of specific information ;
A first acquisition function for acquiring the specific information from the other mobile phone in response to a request by the request function;
A reproduction transmission function for transmitting the unique information acquired by the first acquisition function and information instructing a reproduction operation in the recording / reproducing apparatus to the recording / reproducing apparatus;
A second acquisition function for acquiring a request for specific information that is unique information of the mobile phone and enables decryption of the content from another mobile phone;
A selection operation function for a user to select whether or not to provide the other mobile phone with unique information of the mobile phone in response to the request acquired by the second acquisition function;
When the user selects to provide unique information in the selection operation function, a providing function for providing unique information of the own mobile phone to the other mobile phone;
A program characterized by realizing.

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