CN201303356Y - Device of mobile phone television multi-channel audios - Google Patents
Device of mobile phone television multi-channel audios Download PDFInfo
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- CN201303356Y CN201303356Y CNU2008202132908U CN200820213290U CN201303356Y CN 201303356 Y CN201303356 Y CN 201303356Y CN U2008202132908 U CNU2008202132908 U CN U2008202132908U CN 200820213290 U CN200820213290 U CN 200820213290U CN 201303356 Y CN201303356 Y CN 201303356Y
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Abstract
The utility model discloses a device of mobile phone television multi-channel audios, which comprises a mobile phone television module, an application processing chip, an audio codec, a mobile phone communication module and a plurality of peripheral devices, wherein the application processing chip receives audio signals of television signals from the mobile phone television module and transmits the audio signals to the audio codec, and then the audio codec receives the audio signals of the mobile phone television module and the mobile phone communication module and transmits the audio signals to one or more peripheral devices according to control signals sent out by the application processing chip. The utility model has the advantages of achieving simultaneous working of mobile phone television audios and telephone communication audios via reasonable hardware circuit arrangement without increasing hardware configurations. Moreover, watching mobile phone television and mobile phone communicating can be simultaneously realized.
Description
Technical field
The utility model relates to terminal of wireless communication system equipment, relates in particular to a kind of device of mobile TV multichannel voice frequency.
Background technology
The fast development of mobile communication is effectively promoting mobile phone and is developing to intellectuality, miniaturization and high-performance direction.Up to the present, mobile intelligent is the dominant direction of mobile phone development, and smart mobile phone has more possessed many additional functions except the function that possesses regular handset, as: high speed data transfer, web page browsing, GPS, mobile TV etc.
How to realize guaranteeing the normal talking function when mobile TV is watched on a mobile phone, and can allow the user use more easily, this is the difficult problem that each big mobile-phone manufacturers faces.Present field of mobile phone multichannel voice frequency operation technique does not simultaneously also have ripe scheme, and handset audio switches the following several mode that roughly comprises:
1. by a digital signal processing chip, connect the two-way digital to analog converter, the two-way digital to analog converter links to each other with earphone and receiver by switch, thereby realizes the switching of audio signal between earphone and the receiver.
2. by an audio frequency amplifier, connect a selector switch, plug-in receiver of switch and outside terminal carry out audio frequency by selector switch and switch.
3. the switching of bimodulus or multi mode terminal audio frequency is then independently adding switch and gsm module and other standards (PHS in the two-way control circuit; TD-SCDMA etc.) module links to each other; switch end in addition links to each other with transmitter, realizes that by the switch selection path audio frequency between the standard switches.
4. the call function audio frequency switching simultaneously of bimodulus or multi mode terminal then needs to add in the circuit mixer, with main control module the different systems audio signal is delivered to mixer and finishes audio mixing, and promptly audio frequency is output as two-way standard audio frequency, and reaching simultaneously, the call function audio frequency switches.
In existing audio frequency handoff technique, first three kind mode all is to realize switch operating between the switching of different mode telephone audio or earphone and the receiver by switch, the 4th kind of mode outputs in the middle of a certain ancillary equipment by mixer, in loud speaker, in the middle of this kind ancillary equipment, there is two-way standard audio frequency simultaneously, can't reach work the simultaneously function of output of multichannel voice frequency, can't satisfy our mobile phone communication and mobile TV and watch the demand of carrying out simultaneously.The utility model then is work when finishing mobile phone communication audio frequency and mobile TV audio frequency by hardware circuit design, realizes the function that conversation and TV watching are worked simultaneously.
The utility model content
The technical problems to be solved in the utility model provides a kind of mobile terminal device of realizing that mobile TV audio frequency and mobile communication audio frequency use simultaneously, and this terminal equipment can possess the ability of the mobile communication business finished when playing television services.
The utility model provides a kind of device of mobile TV multichannel voice frequency, and comprise the mobile TV module, use process chip, audio codec, mobile communication module and a plurality of ancillary equipment, wherein:
Described audio codec links to each other with mobile communication module and ancillary equipment with described application process chip;
Described application process chip links to each other with audio decoder with described mobile TV module;
Use process chip and will send to audio codec from the audio signal the TV signal that the mobile TV module is received, audio codec receives the audio signal of this audio signal and mobile communication module and according to using the control signal that process chip sends described audio signal is sent to one or more ancillary equipment.
In the device of aforesaid mobile TV multichannel voice frequency, described mobile TV module comprises: television receiving antenna, TV-set receiving module, TV demodulation chip, wherein:
Described TV-set receiving module links to each other with the TV demodulation chip with described television receiving antenna;
Described TV demodulation chip links to each other with described application process chip;
Described TV-set receiving module is from the television receiving antenna received television signal and send to the TV demodulation chip, and the described TV signal of TV demodulation chip demodulation also sends to the application process chip.
In the device of aforesaid mobile TV multichannel voice frequency, described mobile communication module comprises: mobile communication antenna, signal reception and processing module, baseband processing chip, wherein:
Described signal reception and processing module link to each other with baseband processing chip with described mobile communication antenna;
Described baseband processing chip links to each other with described audio codec;
Described signal receives and processing module will send to baseband chip from the mobile communication signal that the mobile communication antenna receives, and baseband chip sends to audio codec with the audio signal in the mobile communication signal.
In the device of aforesaid mobile TV multichannel voice frequency, described audio codec comprises digital audio processor, digital to analog converter, selector and amplifier, wherein:
Described digital audio processor links to each other with described application process chip, baseband processing chip and digital to analog converter, selector;
Described digital to analog converter links to each other with selector with described digital audio processor;
Described amplifier links to each other with loud speaker, receiver with described selector.
Audio signal and control signal in the TV signal that digital audio processor will receive from use process chip send to selector, the audio signal of the mobile communication module that digital audio processor will receive from baseband processing chip is sent to selector after being sent to the digital to analog converter conversion, and the audio signal in audio signal in the TV signal and the mobile communication module is sent to ancillary equipment after selector selects the back by the amplifier amplification.
In the device of aforesaid mobile TV multichannel voice frequency, described digital audio processor comprises Serial Peripheral Interface (SPI), digital signal interface, analog signal interface.
Further, described digital audio processor links to each other with described application process chip with digital signal interface by Serial Peripheral Interface (SPI).
Further, described digital audio processor links to each other with described baseband processing chip by analog signal interface.
In the device of aforesaid mobile TV multichannel voice frequency, described ancillary equipment is meant: loud speaker, receiver, earphone, bluetooth earphone.
Compared with prior art, the utility model can be under the situation that does not increase hardware configuration, work when realizing television audio and telephone audio by rational hardware circuit layout, guarantee mobile TV watch with the mobile phone communication function time realize.
Description of drawings
Fig. 1 forms schematic diagram for the utility model embodiment;
Fig. 2 is a mobile TV module embodiment schematic diagram described in the utility model;
Fig. 3 is a mobile communication module embodiment schematic diagram described in the utility model;
Fig. 4 is an audio codec embodiment schematic diagram described in the utility model;
Fig. 5 is the more detailed schematic diagram of the utility model embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, the utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 shows the utility model structural representation, and comprise mobile TV module 10, use process chip 14, audio codec 30, mobile communication module 20, bluetooth module 24, ancillary equipment 40, wherein:
Use process chip 14 and link to each other with audio coder 30 with mobile TV module 10, audio coder 30 links to each other with ancillary equipment 40 with mobile communication module 20, application process chip 14, and bluetooth module 24 links to each other with ancillary equipment 40 with mobile communication module 20.
Mobile TV module 10 as shown in Figure 2, comprise: television receiving antenna 11, TV-set receiving module 12, TV demodulation chip 13, wherein: TV-set receiving module 12 links to each other with TV demodulation chip 13 with television receiving antenna 11, and TV is reconciled chip 13 and linked to each other with application process chip 14 with TV-set receiving module 12.
Audio codec 30 as shown in Figure 4, comprise digital audio processor 31, digital to analog converter 32, selector 33 and amplifier 34, wherein: digital audio processor 31 links to each other with selector 33 with application process chip 14, baseband processing chip 23, digital to analog converter 32; Digital to analog converter 32 links to each other with digital audio processor 31, selector 33; Amplifier 34 links to each other with ancillary equipment 40 with selector 33.
Further, digital audio processor 31 comprises SPI interface, digital signal interface, analog signal interface, digital audio processor 31 links to each other with application process chip 14 with digital signal interface by Serial Peripheral Interface (SPI) (Serial Peripheral Interface is abbreviated as SPI) interface; Described digital audio processor links to each other with baseband processing chip 23 by analog signal interface.
Realization principle of the present utility model is as follows: the handset audio circuit comprises independently two-way, i.e. mobile TV module 10 one tunnel and mobile communication module 20 one tunnel.The mobile TV signal is received by television receiving antenna 11, receive and TV demodulation chip 13 is finished after the demodulation TV signal delivered to and used process chip 14 and finish audio data collecting and encoding and decoding formation television audio signals by TV-set receiving module 12, television audio signals is sent to via digital signal interface in the digital audio processor 31 of audio codec 30, is sent to selector 33 after converting analog signal to via digital to analog converter 32 again; Use process chip 14 and send the SPI interface of SPI signals to the digital audio processor 31, by digital audio processor 31 this SPI signal is sent to selector 33, to the output of ancillary equipment, television audio signals and telephone audio signal export in loud speaker, receiver, the earphone one or two to through selector 33 with control.
The mobile communication signal receives the mobile communication signals by mobile communication antenna 21, receives and after processing module 22 finishes the signal demodulation, delivers to baseband processing chip 23 and finish audio coding decoding by signal, is output as the telephone audio signal.When not being connected to bluetooth earphone, baseband processing chip 23 is delivered to the telephone audio signal in the audio codec 30 by the analog signal interface in the digital audio processor 31, exports in loud speaker, receiver, the earphone one or two to via selector 33.When being connected to bluetooth earphone, baseband processing chip 23 is delivered to the telephone audio signal and is sent to bluetooth earphone output after bluetooth module 24 is finished modulation.
Though the disclosed execution mode of the utility model as above, the execution mode that described content just adopts for the ease of understanding the utility model is not in order to limit the utility model.Technical staff under any the utility model in the technical field; under the prerequisite that does not break away from the disclosed spirit and scope of the utility model; can do any modification and variation what implement in form and on the details; but scope of patent protection of the present utility model still must be as the criterion with the scope that appending claims was defined.
Claims (8)
1, a kind of device of mobile TV multichannel voice frequency is characterized in that, comprising: mobile TV module, application process chip, audio codec, mobile communication module and a plurality of ancillary equipment, wherein:
Described audio codec links to each other with mobile communication module and ancillary equipment with described application process chip;
Described application process chip links to each other with audio decoder with described mobile TV module;
Use process chip and will send to audio codec from the audio signal the TV signal that the mobile TV module is received, audio codec receives the audio signal of this audio signal and mobile communication module and according to using the control signal that process chip sends described audio signal is sent to one or more ancillary equipment.
2, device as claimed in claim 1 is characterized in that, described mobile TV module comprises: television receiving antenna, TV-set receiving module, TV demodulation chip, wherein:
Described TV-set receiving module links to each other with the TV demodulation chip with described television receiving antenna;
Described TV demodulation chip links to each other with described application process chip;
Described TV-set receiving module is from the television receiving antenna received television signal and send to the TV demodulation chip, and the described TV signal of TV demodulation chip demodulation also sends to the application process chip.
3, device as claimed in claim 1 or 2 is characterized in that, described mobile communication module comprises: mobile communication antenna, signal reception and processing module, baseband processing chip, wherein:
Described signal reception and processing module link to each other with baseband processing chip with described mobile communication antenna;
Described baseband processing chip links to each other with described audio codec;
Described signal receives and processing module will send to baseband chip from the mobile communication signal that the mobile communication antenna receives, and baseband chip sends to audio codec with the audio signal in the mobile communication signal.
4, device as claimed in claim 1 or 2 is characterized in that, described audio codec comprises digital audio processor, digital to analog converter, selector and amplifier, wherein:
Described digital audio processor links to each other with described application process chip, baseband processing chip and digital to analog converter, selector;
Described digital to analog converter links to each other with selector with described digital audio processor;
Described amplifier links to each other with loud speaker, receiver with described selector.
Audio signal and control signal in the TV signal that digital audio processor will receive from use process chip send to selector, the audio signal of the mobile communication module that digital audio processor will receive from baseband processing chip is sent to selector after being sent to the digital to analog converter conversion, and the audio signal in audio signal in the TV signal and the mobile communication module is sent to ancillary equipment after selector selects the back by the amplifier amplification.
5, device as claimed in claim 3 is characterized in that, described audio codec comprises digital audio processor, digital to analog converter, selector and amplifier, wherein:
Described digital audio processor links to each other with described application process chip, baseband processing chip and digital to analog converter, selector;
Described digital to analog converter links to each other with selector with described digital audio processor;
Described amplifier links to each other with loud speaker, receiver with described selector.
Audio signal and control signal in the TV signal that digital audio processor will receive from use process chip send to selector, the audio signal of the mobile communication module that digital audio processor will receive from baseband processing chip is sent to selector after being sent to the digital to analog converter conversion, and the audio signal in audio signal in the TV signal and the mobile communication module is sent to ancillary equipment after selector selects the back by the amplifier amplification.
6, device as claimed in claim 4 is characterized in that, described digital audio processor comprises Serial Peripheral Interface (SPI), digital signal interface, analog signal interface, wherein:
Described digital audio processor links to each other with described application process chip with digital signal interface by Serial Peripheral Interface (SPI);
Described digital audio processor links to each other with described baseband processing chip by analog signal interface.
7, device as claimed in claim 5 is characterized in that, described digital audio processor comprises Serial Peripheral Interface (SPI), digital signal interface, analog signal interface, wherein:
Described digital audio processor links to each other with described application process chip with digital signal interface by Serial Peripheral Interface (SPI);
Described digital audio processor links to each other with described baseband processing chip by analog signal interface.
8, device as claimed in claim 1 is characterized in that, described ancillary equipment is meant: loud speaker, receiver, earphone, bluetooth earphone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202132908U CN201303356Y (en) | 2008-11-04 | 2008-11-04 | Device of mobile phone television multi-channel audios |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202132908U CN201303356Y (en) | 2008-11-04 | 2008-11-04 | Device of mobile phone television multi-channel audios |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201303356Y true CN201303356Y (en) | 2009-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202132908U Expired - Lifetime CN201303356Y (en) | 2008-11-04 | 2008-11-04 | Device of mobile phone television multi-channel audios |
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| Country | Link |
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| CN (1) | CN201303356Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102694406A (en) * | 2012-06-15 | 2012-09-26 | 鲁巍峰 | Mobile phone battery casing with electrocardiosignal acquisition function |
| CN105912299A (en) * | 2016-04-29 | 2016-08-31 | 乐视控股（北京）有限公司 | Method and device for controlling earphone mode switching, and electronic equipment |
| CN105975244A (en) * | 2016-04-29 | 2016-09-28 | 乐视控股（北京）有限公司 | Method and device for controlling mode switching of earphones and electronic equipment |
| WO2016169106A1 (en) * | 2015-04-20 | 2016-10-27 | 宇龙计算机通信科技(深圳)有限公司 | Call management method, device and multi-system terminal |
| US11943382B2 (en) | 2022-06-07 | 2024-03-26 | Motorola Solutions, Inc. | Smart receive audio switching for a converged device |
-
2008
- 2008-11-04 CN CNU2008202132908U patent/CN201303356Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102694406A (en) * | 2012-06-15 | 2012-09-26 | 鲁巍峰 | Mobile phone battery casing with electrocardiosignal acquisition function |
| WO2016169106A1 (en) * | 2015-04-20 | 2016-10-27 | 宇龙计算机通信科技(深圳)有限公司 | Call management method, device and multi-system terminal |
| CN105912299A (en) * | 2016-04-29 | 2016-08-31 | 乐视控股（北京）有限公司 | Method and device for controlling earphone mode switching, and electronic equipment |
| CN105975244A (en) * | 2016-04-29 | 2016-09-28 | 乐视控股（北京）有限公司 | Method and device for controlling mode switching of earphones and electronic equipment |
| US11943382B2 (en) | 2022-06-07 | 2024-03-26 | Motorola Solutions, Inc. | Smart receive audio switching for a converged device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090902 |