WO2008001423A1

WO2008001423A1 - Portable telephone

Info

Publication number: WO2008001423A1
Application number: PCT/JP2006/312748
Authority: WO
Inventors: Yasuaki Iwata
Original assignee: Panasonic Corporation
Priority date: 2006-06-26
Filing date: 2006-06-26
Publication date: 2008-01-03

Abstract

A portable telephone enabling the user to make conversation with the party without suspending to view a television broadcast even if the potable telephone receives a call. The portable telephone (100) comprises a wireless transmitting/receiving section (102) for transmitting/receiving a wireless telephone signal, a TV tuner (103) for receiving data broadcast where video information, sound information, and text information are compressed/multiplexed, a video processing section (113) for displaying video information included in the received data broadcast on a display (114), a sound processing section (106) for outputting the sound information included in the received data broadcast and conversation speech produced by the wireless telephone signal, and text display switching section (112) for displaying the text on the display (114) by switching the sound signal to the text signal when conversation is started while the user is viewing the data broadcast, and a sound switching section (107) for switching the sound included in the data broadcast outputted from the sound processing section (106) to the conversation speech when the conversation is started while the user is viewing the data broadcast.

Description

Specification

Mobile phone

Technical field

[0001] The present invention relates to a mobile phone equipped with a receiving function for receiving video and audio transmitted using radio waves such as television broadcasting and radio broadcasting, and video content distributed from a content distribution server on the Internet. Regarding telephones.

Background art

[0002] Terrestrial digital broadcasting, which started at the end of 2003, has become a new service that enables “broadcasting for mobile terminals” that can receive TV broadcasts with mobile phones and mobile TV receivers. It is expected to be a “communication / broadcast fusion service” that transcends the framework of broadcasting, such as “integrated services” and “fusion with Internet connection services”.

[0003] By the way, when a mobile phone is watching / broadcasting a TV broadcast, in a public place on the train or outdoors, the sound output from the speaker is silent as a manner for watching the surroundings (mute). It is required to be in a state.

[0004] Therefore, an ordinary mobile phone is configured so that the sound output from the speaker can be muted by setting the manner mode.

[0005] However, if the sound output from the speaker is muted during viewing of a television broadcast or video content, it becomes difficult to understand the content of the video being viewed.

[0006] For this reason, a “portable terminal device” has been proposed in which video content can be viewed even when the manner mode is switched (see Patent Document 1).

[0007] In the "portable terminal device" described in Patent Document 1, when the user moves to the manner mode by operating, for example, the streaming reproduction means stops taking out data from the video data buffer and the audio data buffer, and the video data with subtitles Also adopt a configuration that instructs to play back the video data with subtitles by taking out the data.

[0008] According to this "portable terminal device", the content of the video can be understood by subtitles, so that the content can be viewed without outputting audio. Patent Document 1: JP 2004-320218 A

Disclosure of the invention

Problems to be solved by the invention

[0009] However, in the mobile terminal device described in Patent Document 1, it is necessary to perform setting operations for audio muting and subtitle display of video content separately while viewing the content. (Viewer) operability and other issues remain.

[0010] In addition, in this type of conventional mobile phone, for example, if there is an incoming call while watching TV, the incoming call must be ignored in order to continue watching TV. In addition, there is a problem that watching TV must be interrupted to talk to the other party!

An object of the present invention is to provide a mobile phone capable of making a call without interrupting viewing when an incoming call is received during viewing such as a television broadcast.

Means for solving the problem

[0012] The mobile phone of the present invention includes a wireless transmission / reception unit that transmits / receives a wireless telephone signal, a reception unit that receives a data broadcast in which video information, audio information, and caption information are compressed and multiplexed, and a reception unit that receives the data broadcast. Display means for displaying video information and subtitle information included in the received data broadcast on the display, and audio output means for outputting the voice information included in the data broadcast received by the receiving means and the call voice based on the radio telephone signal And subtitle display switching means for displaying subtitles on the display by switching to the subtitle information corresponding to the audio information when a call is started when the data broadcast is viewed, and a call is started when the data broadcast is viewed. Voice switching means for switching voice information included in the data broadcast output by the voice output means to call voice; It employs a configuration in which ingredients Bei.

The invention's effect

[0013] According to the present invention, it is possible to make a call with an incoming telephone without interrupting viewing such as television broadcasting.

Brief Description of Drawings FIG. 1 is a block diagram showing a configuration of a mobile phone according to an embodiment of the present invention.

FIG. 2 is a flowchart for explaining an operation at the time of watching a television in the mobile phone according to the embodiment of the present invention.

FIG. 3 is a schematic front view showing an aspect of the mobile phone according to the embodiment of the present invention when watching TV.

FIG. 4 is a schematic front view showing an aspect of the mobile phone according to the embodiment of the present invention when the earphone is mounted.

FIG. 5 is a schematic front view showing a mode when a mobile phone according to an embodiment of the present invention receives a call.

FIG. 6 is a schematic front view showing a state when displaying a caption of the mobile phone according to one embodiment of the present invention.

BEST MODE FOR CARRYING OUT THE INVENTION

[0015] Hereinafter, a mobile phone according to an embodiment of the present invention will be described in detail with reference to the drawings. In the drawings, components having the same configuration or function and corresponding parts are denoted by the same reference numerals, and description thereof will not be repeated.

As shown in FIG. 1, a mobile phone 100 of this example includes an antenna 101, a radio transmission / reception unit 102, a TV tuner unit 103, an operation unit 104, a control unit 105, an audio processing unit 106, an audio switching unit 107, an earphone. 108, a speaker 109, an audio input unit 110, a microphone 111, a caption display switching unit 112, a video processing unit 113, and a display 114.

In FIG. 1, an antenna 101 transmits and receives a phase-modulated radio wave, similar to an antenna of a general wireless communication terminal. The antenna 101 receives a television signal in which a video signal, an audio signal, and a caption signal are multiplexed (combined) in advance based on a predetermined standard. The antenna 101 receives various data signals such as a video data signal, a text data signal, and a caption image data signal distributed from a content distribution system on the Internet. In the mobile phone 100 of this example, the case where the antenna 101 receives a radio wave of television broadcasting will be described as an example.

Radio transmitting / receiving section 102 as radio transmitting / receiving means demodulates a radio telephone signal from another telephone received via antenna 101. In addition, the wireless transmission / reception unit 102 includes a control unit 105. Phase modulation is performed on the digital signal output from the.

[0019] The TV tuner unit 103 as a video signal receiving unit receives the signal via the antenna 101 in response to a channel selection instruction from the control unit 105 in the TV viewing ON state in which the TV viewing mode is activated. Detects and demodulates TV radio waves (data broadcast signals in which video information, audio information, and caption information are compressed and multiplexed).

The operation unit 104 includes a numeric keypad and other function keys, and sends a pressed key signal to the control unit 105. For example, in the mobile phone 100 of this example, as shown in FIG. 5, the call ON key, which is a function key, is received while receiving radio wave radio waves from another phone or the like via the antenna 101. By pressing 104a, a signal instructing the start of a call with the called party is sent to the control unit 105. Also, in the cellular phone 100 of this example, as shown in FIG. 6, by pressing the call-off key 104b that is a function key while talking to the called party, the call with the called party is stopped. A signal to be instructed is sent to the control unit 105.

The control unit 105 controls the operation of each unit by exchanging signals with each unit constituting the mobile phone 100 of this example.

Audio processing unit 106 serving as an audio output means is an operation unit controlled by control unit 105, and is an operation unit for voice signals of a call signal sent from radio transmission / reception unit 102 and an audio signal of a television signal sent from TV tuner unit 103. Perform volume control by operation of 104 and ONZOFF control of audio mute.

[0023] When the voice switching unit 107 serving as the voice switching unit responds to an incoming call while watching TV, the voice switching unit 107 switches the TV video viewing audio output from the audio processing unit 106 to the incoming call audio of the other party. Perform switching control.

As shown in FIG. 4, the earphone 108 is configured to be detachable from a earphone jack (earphone terminal) 108 a provided in the main body of the mobile phone 100. The audio signal output from the audio processing unit 106 via the audio switching unit 107 in the state of being attached to the earphone jack 108a is converted into audio and output to the earphone 108.

As shown in FIG. 3, the speaker 109 receives audio output from the audio processing unit 106 via the audio switching unit 107 with the earphone 108 removed from the earphone jack 108a. The signal is converted into sound and output.

The audio input unit 110 sends an audio signal input via the microphone 111 to the audio processing unit 106.

The microphone 111 converts a call voice of a user who makes a call with the called party into a voice signal and inputs the voice signal to the voice input unit 110.

[0028] Subtitle display switching section 112 extracts a subtitle signal from the TV signal sent from TV tuner section 103 according to an instruction from control section 105, converts the extracted subtitle signal into a digital signal, and sends the digital signal to video processing section 113 .

[0029] The video processing unit 113 outputs the video signal of the television signal sent from the TV tuner unit 103 and the subtitle signal sent from the subtitle display switching unit 112 according to the instruction of the control unit 105 in accordance with the display method of the display 114 Convert to video data and subtitle data.

[0030] The display 114 displays the video data and subtitle data input from the video processing unit 113 as video and subtitles.

Next, a characteristic operation of the mobile phone 100 of this example will be described. FIG. 2 is a flowchart for explaining the operation of the mobile phone according to the embodiment of the present invention when watching TV.

[0032] In FIG. 2, the mobile phone 100 of this example enters a standby state when various applications are started and the operation power of each part is started, and a TV broadcast is received by a user operation, and TV viewing is turned on. Wait until the status is reached (step ST201).

Next, when mobile phone 100 is turned on to watch TV, it is determined whether earphone 108 is attached to earphone jack 108a (step ST202).

[0034] Here, as shown in FIG. 3, when the earphone 108 is not attached to the earphone jack 108a of the mobile phone 100, the viewing audio corresponding to the TV image displayed on the display 114 is displayed. Output to speaker 109 (step ST203).

[0035] On the other hand, in order to protect viewing manners for the surroundings, when the earphone 108 is attached to the earphone jack 108a of the mobile phone 100 as shown in FIG. The audio switching unit 107 switches the audio output destination from the speaker 109 to the earphone 108 so as to output to the earphone 108 (step ST204). Next, in the television viewing state using such earphone 108, as shown in FIG. 5, a call incoming from another mobile phone or the like is waited (step ST205).

[0037] Here, when there is an incoming call from another mobile phone or the like, if the user ignores the incoming call and does not perform any operation, the television viewing state is continued as it is.

[0038] On the other hand, when the user presses the call ON key 104a to answer the incoming call (YES in step ST206), the audio output to the earphone 108 is transmitted to the TV by the audio switching unit 107. Broadcast viewing audio power Other mobile phone power, etc. Switch to incoming call voice (step ST207).

[0039] Also, in this case, the presence / absence of subtitle content of the TV broadcast being watched is determined (step ST208). If there is subtitle content, as shown in FIG. After being output, the viewing audio of the television broadcast is converted into subtitle data by the subtitle display switching unit 112, and the subtitle is displayed on the display 114 via the video processing unit 113 (step ST209).

[0040] After that, when the user presses the call OFF key 104b to stop the incoming call (YES in step ST210), the voice output to the earphone 108 is sent to the incoming call voice by the voice switching unit 107. Switch back to TV broadcast audio (step ST211).

[0041] Then, when the user turns off the TV viewing (YES in step ST212), the operation ends.

[0042] As described above, in the mobile phone 100 of this example, when a user receives a call while watching a TV broadcast and listening to it, the user listens! The viewing audio of the video is displayed in subtitles and is output from the call audio power of the other party who made the call.

[0043] Therefore, the mobile phone 100 of this example can understand the content of the video being viewed by subtitles even if the telephone call is answered when viewing the TV broadcast, and can be viewed. You can talk to the person who called you without interruption.

[0044] In the above-described embodiment, the operation example of the cellular phone 100 in the manner mode in which the voice of the other party who made the call during TV viewing is output to the earphone 108 has been described. Telephony in environments where there is no need to set manner mode, such as at home When answering an incoming call while watching a video, the voice of the other party who made the call may be output to the speaker 109.

[0045] Also, in the cellular phone 100 of this example, the case where a television broadcast is viewed has been described as an example, but it is distributed from a radio broadcast capable of displaying subtitles or a content distribution server on the Internet. It can also be applied when viewing video content.

[0046] Also, in the mobile phone 100 of this example, in step ST208 shown in FIG. 2, control is performed to search whether or not caption information is included in the TV signal or video content. However, with this control, it is possible to search for subtitle information in two powerful languages at the same time as searching for subtitle information, and to enable output!

Industrial applicability

[0047] Since the communication device according to the present invention can make a call with an incoming telephone without interrupting the viewing of a television broadcast or the like, video and audio transmitted using radio waves such as a television broadcast and a radio broadcast are transmitted. It is useful as a mobile phone having a receiving function for receiving video content distributed from a content distribution server on the Internet.

Claims

The scope of the claims

[1] a wireless transmission / reception means for transmitting / receiving a wireless telephone signal;

Receiving means for receiving a data broadcast in which video information, audio information, and caption information are compressed and multiplexed;

Display means for displaying video information and subtitle information included in the data broadcast received by the receiving means on a display;

Voice output means for outputting the voice information included in the data broadcast received by the receiving means and the voice of the call by the radio telephone signal;

Subtitle display switching means for displaying subtitles on the display by switching to the character information corresponding to the audio information when a call is started when viewing the data broadcast, and when a call is started when viewing the data broadcast And a voice switching means for switching voice information included in the data broadcast output by the voice output means to a call voice.

[2] The mobile phone further includes a earphone terminal for connecting an earphone,

2. The mobile phone according to claim 1, wherein the voice output means outputs the call voice by the earphone terminal power when a call is started while viewing the data broadcast.