CN1178541C - Mobile phone with picture and sound output terminal - Google Patents
Mobile phone with picture and sound output terminal Download PDFInfo
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- CN1178541C CN1178541C CNB021025592A CN02102559A CN1178541C CN 1178541 C CN1178541 C CN 1178541C CN B021025592 A CNB021025592 A CN B021025592A CN 02102559 A CN02102559 A CN 02102559A CN 1178541 C CN1178541 C CN 1178541C
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Abstract
The present invention relates to a mobile telephone which comprises a communication circuit and an image module, wherein the communication circuit is used for receiving wireless image signals; the image module is used for processing images signals received by the mobile telephone. Besides, the image module comprises a conversion circuit which can convert the image signals received by the mobile telephone into analog video signals, and the analog video signals are output to a television through the output end of the mobile telephone.
Description
Technical field
The invention relates to a kind of mobile phone, particularly a kind of mobile phone with audio-visual output.
Background technology
In modern information-intensive society, the development construction of radio communication (wireless communication) telephone system, make mobile communication become one of information exchange, interpersonal communication, the most important pipeline of information interchange already, the user can pass through mobile phone (mobile phone) transmission of speech signals whenever and wherever possible, link up suggestion with the user of the communication system other end, carry out exchange of knowledge.
The wideband transmission that cooperates mobile communication agreement of new generation to be provided, the extended function of mobile phone is also complete day by day, and no longer is confined to traditional voice communication, also can transmit the high picture signal of packing density.For instance, the mobile phone of a new generation receives and transmits signals of communication such as voice, literal except being used for, download various patterns and music, picture signal etc., the user more can utilize The built-in camera (build-in camera) to come pickup image, and communication wireless communication system carry out the transmission of picture signal, picture signal is passed to another mobile phone.Yet in known technology, mobile phone just only can utilize the display screen of mobile phone itself that image is displayed after receiving the picture signal of radio communication.Because mobile phone itself can be taken the characteristic of (portable), its screen size is limited, can't provide better pictures to show really.
Therefore, how to open up the multimedia function of mobile phone, transmission signals such as combining image and voice provide humanized service, provide better pictures to show, have become mobile phone and have used and the important goal that develops.
Summary of the invention
Therefore, purpose of the present invention can directly be sent to other video-audio playing device (for example TV) with this audio-visual output of video-audio signal utilization that mobile phone received in that a kind of mobile phone with audio-visual output is provided, and provides better pictures to show.
Because the analog video signal of TV that mobile phone of the present invention is sent to can highly be preserved image picture quality, therefore the user's sound and image that can under the situation that does not have the number restriction, be received by TV and friend's shared in common mobile phone, even be connected with other broadcast, storage device by TV, video-audio signal is for further processing, with the range of application of effective raising mobile phone.
Description of drawings
In order to make above-mentioned purpose, advantage and characteristics of the present invention clearer with other, below in conjunction with each accompanying drawing the preferred embodiments of the present invention are described in detail, wherein:
Fig. 1 is that mobile phone of the present invention is used schematic diagram;
Fig. 2 is the functional block diagram of mobile phone configuration among Fig. 1;
The sequential schematic diagram of the vision signal that Fig. 3 provides for mobile phone among Fig. 1;
Fig. 4 is the waveform schematic diagram of scanning-line signal in Fig. 3 vision signal;
Fig. 5 is the waveform schematic diagram of burst signal in Fig. 4 scanning-line signal;
Fig. 6 is the schematic diagram of the image of Fig. 3 vision signal correspondence.
Label declaration in the accompanying drawing:
10 TVs, 12 display screens
16 inputs, 20 mobile phones
22 outputs, 23 transmission lines
130 vision signals, 150 blanking signals
151 horizontal synchronization pulses, 152 burst signals
210 telecommunication circuits, 220 control modules
222 buttons, 224 treatment circuits
226 display screens 230 module of raising one's voice
232 demodulator circuits, 234 loud speakers
238A signal of communication 238B audio signal
242 change-over circuit 248A picture signals
252 microphones, 254 modulation circuits
The 258C radiofrequency signal
121,122,123,124,125 viewing areas
140,141,142,143,144,145 simulated altitude signals
A, B, C scan line
SA, sB, sC scanning-line signal
The L1 first current potential L2 second current potential
The specific embodiment mode
With reference to Fig. 1 and Fig. 2, Fig. 1 is the schematic diagrames of mobile phone 20 output signals of the present invention to TV 10; Fig. 2 then is the functional block diagram of mobile phone 20 of the present invention when being applied to Fig. 1 and disposing.As shown in Figure 1 and Figure 2, mobile phone 20 of the present invention can directly utilize transmission line 23 to be connected to a TV 10 in pluggable mode, the picture signal that mobile phone 20 is received is sent to TV 10 after conversion, and then utilize analogue signal processor and large-sized display screen 12 of TV 10 inside, the image and the voice signal of the clear grace of user is provided.TV 10 has an input 16, is used for incoming video signal, and plays back on display screen 12.Then be provided with the output 22 of an outputting video signal on the mobile phone 20; Between output 22 and the input 16, can connect with transmission line 23, with transmission signals.
As shown in Figure 2, be provided with telecommunication circuit 210, control module 220, radio reception module 250, the module of raising one's voice 230 and image module 240 in the mobile phone 20.Communication module 210 is used for receiving or launching wireless electronic signal.Be provided with treatment circuit 224, at least one button 222 (or other input interface, for example Trackpad) and display screen 226 in the control module 220.Wherein treatment circuit 224 is used for controlling the processing and the running of mobile phone 10, and the user can come input control order to arrive processing circuit 224 to handle mobile phone 20 by button 222; And the situation of mobile phone 20 runnings then can be presented at display screen 226.Be provided with microphone 252 and modulation circuit 254 in the radio reception module 250; Wherein microphone 252 can receive the sound wave 258A that mobile phone 20 users send, and is converted into the audible signal 258B of electronic form; 254 energy of modulation circuit are modulated to radiofrequency signal 258C with audible signal 258B, radiofrequency signal 258C are launched with wireless by telecommunication circuit 210 again.In addition, telecommunication circuit 210 can be converted into the signal of communication 238A of electronic form after receiving wireless signal of communication.Demodulator circuit 232 in the module of raising one's voice 230 can be demodulated into signal of communication 238A the electronic form audio signal 238B of audio frequency, is converted into sound wave 238C by loud speaker 234 again and plays back, and allows the user of mobile phone 20 hear.Via the radio reception module 250 and the module 230 of raising one's voice, mobile phone 20 just can be received and sent messages, and has carried out radio communication.
Except the radio reception module 250 and the module 230 of raising one's voice of carrying out radio communication, mobile phone 20 also is provided with an image module 240, is used for handling the picture signal that mobile phone 20 is received.After telecommunication circuit 210 receives wireless picture signal, can be converted into the picture signal 248A of electronic form, be transferred to image module 240.Change-over circuit 242 in the image module 240 can be converted into the vision signal 248B of simulation, and by output 22 outputs.
With reference to Fig. 3, Fig. 3 is the sequential schematic diagram that mobile phone 20 is sent to the vision signal 130 of TV 10, and its transverse axis is the time.Being used for the vision signal 130 of recording image information can be the vision signal that meets the NTSC picture format, and it includes a plurality of scanning-line signals; Just mark three scanning-line signal sA, sB, sC among Fig. 3.Continuation is with reference to Fig. 4; With scanning-line signal sA is example, and Fig. 4 is the oscillogram of scanning-line signal sA; The transverse axis of Fig. 4 is the time, and the longitudinal axis is the amplitude of wave form size.Include analog luminance signal 140 and blanking signal 150 among the scanning-line signal sA, the burst signal 152 of horizontal synchronization pulse 151 and sine waveform is also arranged in the blanking signal 150 in addition.Wherein come the bright dark of image in the representative image signal 130 with the amplitude of wave form of different potentials in the analog luminance signal 140; 152 of burst signals are come the color of representative image with the different phase place of sine waveform.Be the schematic diagram of burst signal 152 waveforms shown in Fig. 5, the transverse axis of Fig. 5 is similarly the time, and the longitudinal axis is the size of amplitude of wave form.
As previously mentioned, the vision signal 130 of mobile phone 20 outputs can demonstrate image on the display screen 12 of TV 10.With reference to Fig. 6 (and simultaneously with reference to Fig. 3, Fig. 4); Fig. 6 is the schematic diagram of receiving video signals 130 back display images on the display screen 12 of TV 10.TV 10 is to scan right-hand with electron beam by the left of Fig. 6 on display screen 12 during display image; Just indicate three scan line A, B, C in the image pattern 6.Corresponding scan line of each scanning-line signal meeting in the vision signal 130; Similarly be scanning-line signal sA among Fig. 3 just corresponding to scan line A, follow-up scanning-line signal sB, the sC of scanning-line signal sA be scan line B, the C of representative next-door neighbour scan line A respectively just.Along each scan line, the intensity size variation of electron beam when the analog luminance signal in the corresponding scanning-line signal will controlling electron beam scans from left to right.With the scanning-line signal sA corresponding to scan line A among Fig. 4 is example, and the signal 141 that amplitude of wave form reaches the second current potential L2 in the analog luminance signal 140 can make the viewing area 121 of display screen 12 among Fig. 6 demonstrate complete dark black (representing with the closeest zone of twill) in Fig. 6.Signal 142 (see figure 4)s that amplitude of wave form reaches the first current potential L1 in the analog luminance signal 140 then can make viewing area 122 on the display screen 12 demonstrate the white (representing with the zone that does not have twill) of high brightness in Fig. 6.And the signal 143,144,145 of the size of amplitude of wave form between the first current potential L1 and the second current potential L2 then respectively can be in the viewing area on the display screen 12 123,124,125 demonstrates the different brightness of the depth (representing its brightness with the different twill of density respectively in Fig. 6); Amplitude of wave form is more near the signal of the second current potential L2, brightness dark more (and near black); Relatively, near the signal of the first current potential L1, brightness is high more more for amplitude of wave form.And in the analog luminance signal 140 amplitude of wave form to be maintained at time of same current potential long more, the viewing area that presents same brightness on the display screen 12 is also long more along the length of scan-line direction.Similarly be the length of the time ratio signal 143 of signal 144 continuities, the brightness viewing area 124 of waiting of signal 144 correspondences is also come widely than signal 143 corresponding display 123.Burst signal 152 among the scanning-line signal sA can carry the color data, makes display screen 12 can present colored image.The electron beam that the blanking signal of each scanning-line signal ending place can make TV 10 by right-hand flyback to left (with reference to Fig. 6), so that begin the scan line of corresponding next scanning-line signal.Horizontal synchronization pulse in the blanking signal then can be used to control the time base (horizontal frequency) of the electron beam scanning of TV 10.
Because the picture signal that mobile phone 20 receives is a data image signal, can include digital/analog converter in the change-over circuit 242, be used for the color data of numeral in the data image signal is converted to the analog luminance signal of simulation, and corresponding sine waveform burst signal, to form vision signal.
Generally speaking, mobile phone 20 among the present invention is after receiving wireless picture signal, can be converted into vision signal 130, its signal specification (for example meets at present the employed analog signal specification of TV, NTSC or PAL form), can be directly inputted to TV, so that show the image of corresponding image signals with the display screen of TV large-size.Compared to the known mobile phone that only can transmit signals such as sound, literal, the analog video signal of TV that mobile phone of the present invention is sent to can highly be preserved image picture quality, therefore the user can be under the situation that does not have the number restriction communication TV and friend's shared in common mobile phone sound and the image that are received, even be connected with other broadcast, storage device by TV, video-audio signal is for further processing, with the communication service of effective raising mobile phone.In mobile phone 20 of the present invention, except from output 22 outputting video signals, also the audio signal 238A of electronic form in the mobile phone 20 or audible signal 258B can be outputed to TV after suitable modulation in addition (can be via output 22, or establish an acoustic signal output in addition), convert it to sound wave by the bigger loudspeaker of TV power and play back, allow the user of mobile phone 20 can enjoy visual and sound effects preferably.
The above only is the preferred embodiments of the present invention, and all equivalent variations that claim is made according to the present invention and modification all should belong to the covering scope of patent of the present invention.
Claims (4)
1. mobile phone, it includes:
A telecommunication circuit is used for receiving the wireless image signal and reaches with the wireless transmission radiofrequency signal;
A control module, it includes:
A treatment circuit is used for controlling this mobile phone;
At least one button is electrically connected in this treatment circuit, is used for allowing user's input control order to this treatment circuit; And
A display screen is electrically connected in this treatment circuit, is used for showing the operating state of this treatment circuit;
A radio reception module, this radio reception module includes:
A microphone is used for receiving sound wave and produces corresponding electronics audible signal; And
A modulation circuit is electrically connected in this microphone, is used for this audible signal modulation to produce this radiofrequency signal; And
An image module, it includes:
A change-over circuit is electrically connected in this telecommunication circuit, is used for this picture signal is converted to vision signal; And
An output is electrically connected in this change-over circuit, is used for this vision signal is outputed to a TV; Wherein include analog luminance signal in this vision signal;
Wherein this television package contains display screen, is used for according to this analog luminance signal display image; And the analog luminance signal of first current potential can make this display screen display white image in this vision signal, the analog luminance signal of second current potential can make this display screen show black image, and current potential can make the image of this display screen display brightness between this white image and this black image between the analog luminance signal of this first current potential and this second current potential;
Also include a horizontal synchronization pulse in the wherein above-mentioned vision signal, be used for controlling the horizontal frequency of this display screen.
2. mobile phone as claimed in claim 1 wherein also includes colour burst (color burst) signal of a sine waveform in this vision signal, be used for making this display screen to demonstrate coloured image.
3. mobile phone as claimed in claim 1, wherein this vision signal is the picture format (image format) that meets NTSC.
4. mobile phone as claimed in claim 1, wherein this telecommunication circuit can also receive wireless communication signals, and this mobile phone also includes the module of raising one's voice, it includes:
A demodulator circuit is electrically connected in this telecommunication circuit, is used for this signal of communication is converted to a corresponding audio signal; And
A loud speaker is electrically connected in this demodulator circuit, is used for this audio signal is converted to the corresponding sound wave that the user can hear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021025592A CN1178541C (en) | 2002-01-28 | 2002-01-28 | Mobile phone with picture and sound output terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021025592A CN1178541C (en) | 2002-01-28 | 2002-01-28 | Mobile phone with picture and sound output terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1436017A CN1436017A (en) | 2003-08-13 |
| CN1178541C true CN1178541C (en) | 2004-12-01 |
Family
ID=27627610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021025592A Expired - Fee Related CN1178541C (en) | 2002-01-28 | 2002-01-28 | Mobile phone with picture and sound output terminal |
Country Status (1)
| Country | Link |
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| CN (1) | CN1178541C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005086483A1 (en) * | 2004-03-08 | 2005-09-15 | Sharp Kabushiki Kaisha | Information communication terminal device, information communication terminal device control method, information communication terminal device control program, and computer-readable recording medium |
| CN100496104C (en) * | 2006-12-06 | 2009-06-03 | 深圳市融创天下科技发展有限公司 | Video signal forwarding system based on mobile phone |
| CN101094342B (en) * | 2007-07-05 | 2010-06-09 | 中国联合网络通信集团有限公司 | Method and system for watching TV through collaboration between TV terminal of handset and periphery device |
| CN103516882B (en) * | 2012-06-29 | 2015-08-26 | 深圳市快播科技有限公司 | A kind of based on multi-screen interaction scene picture playing method and system |
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2002
- 2002-01-28 CN CNB021025592A patent/CN1178541C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1436017A (en) | 2003-08-13 |
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