CN102413215B - Special telephone device of live broadcasting satellite - Google Patents
Special telephone device of live broadcasting satellite Download PDFInfo
- Publication number
- CN102413215B CN102413215B CN 201110231747 CN201110231747A CN102413215B CN 102413215 B CN102413215 B CN 102413215B CN 201110231747 CN201110231747 CN 201110231747 CN 201110231747 A CN201110231747 A CN 201110231747A CN 102413215 B CN102413215 B CN 102413215B
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- module
- live broadcasting
- broadcasting satellite
- control
- special telephone
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- 238000004891 communication Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 abstract description 3
- 101700064519 PSTN Proteins 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000969 carrier Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000000051 modifying Effects 0.000 description 1
Abstract
The invention discloses a special telephone device of a live broadcasting satellite, and the device is used for implementing the function of dialing on a set top box of the live broadcasting satellite. The technical scheme is as follows: the device is connected with a voice DB9 plug of the set top box of the live broadcasting satellite, and the device comprises a central control and communication module, a display module, a key input module and an audio frequency processing module, wherein the central control and communication module is respectively connected with the display module, the key input module and the audio processing module, thus the control on each module in the device and the communication of an RS232 interface among positioning modules in the set top box of the live broadcasting satellite are realized; the key input module receives the key input of a user; the display module displays information to the user; and the audio frequency processing module processes an audio frequency input signal and an audio frequency output signal which are output by the set top box of the live broadcasting satellite.
Description
Technical field
The present invention relates to a kind of phone device, relate in particular to a kind of Special telephone device of live broadcasting satellite that is connected with the live broadcasting satellite set-top box.
Background technology
In the up-to-date live broadcasting satellite set-top box of China, all increase locating module now, be actually the GSM mobile handset communication module, reserved simultaneously the interface of phonetic function, can external equipment have realized the function of making a phone call.
The device of the realization voice call function of broadcasting and TV standard definition is extraneous voice conversion module, converts the speech interface on the locating module RJ11 PSTN interface of plain old telephone base to, then realizes making a phone call buying ordinary telephone set in addition.
But there are a lot of drawbacks in this method.
The phonetic function interface of locating module provides the voltage about 4V, and the PSTN signal is the composite signal with the 48V feed of a two-wire, in the voice conversion module booster circuit must be arranged, for realizing difficulty, cost also has power consumption, stability, voice quality etc. are all very rambunctious fine.
Audio frequency input/output signal in the phonetic function interface of locating module will be modulated in the PSTN signal, is easy to bring noise, also has the problems such as audio distortion; The interference of power supply also is easy to string in audio frequency.
Also will realize the function of the carrier wave in a lot of traditional PSTN such as a lot of DTMF, the complexity of design has increased again much.
Complexity in the design increases, and must cause cost, reliability, and the increase of the each side such as power consumption, and also effect also can reduce in each conversion links.
Summary of the invention
The object of the invention is to address the above problem, a kind of Special telephone device of live broadcasting satellite is provided, be used for the function of calling on the realization live broadcasting satellite set-top box.
Technical scheme of the present invention is: the present invention has disclosed a kind of Special telephone device of live broadcasting satellite, the voice DB9 plug that connects the live broadcasting satellite set-top box, described Special telephone device of live broadcasting satellite comprises center-control and communication module, display module, keyboard input module and audio processing modules, wherein:
Described center-control and communication module, connect respectively described display module, described keyboard input module and described audio processing modules, realize to the control of modules in the described device and and described live broadcasting satellite set-top box in locating module between the communication of RS232 interface;
Described keyboard input module, reception user's key-press input;
Described display module is shown to the user with information;
Described audio processing modules is realized the audio input signal of described live broadcasting satellite set-top box output and the processing of audio output signal.
According to an embodiment of Special telephone device of live broadcasting satellite of the present invention, described center-control and communication module receive the input key of described keyboard input module, produce and receive control command, and control described display module and show.
According to an embodiment of Special telephone device of live broadcasting satellite of the present invention, described center-control and communication module are controlled the operation of described audio processing modules, comprise switching and the volume control of loud speaker and receiver.
According to an embodiment of Special telephone device of live broadcasting satellite of the present invention, described keyboard input module is telephone key.
According to an embodiment of Special telephone device of live broadcasting satellite of the present invention, described keyboard input module increases the button of realizing preset function on the basis of telephone key.
According to an embodiment of Special telephone device of live broadcasting satellite of the present invention, described audio processing modules comprises the audio control circuit of receiver, microphone, loud speaker, amplifier.
According to an embodiment of Special telephone device of live broadcasting satellite of the present invention, described audio processing modules comprises that also hands-free realization module, volume adjusting module and videoconference realize module.
According to an embodiment of Special telephone device of live broadcasting satellite of the present invention, described Special telephone device of live broadcasting satellite comprises power line, RS232 connection, space signal line and audio frequency input/output signal line from the circuit that the voice DB9 plug of described live broadcasting satellite set-top box receives.
The present invention contrasts prior art following beneficial effect: the solution of the present invention is directly to utilize the power supply of the phonetic function interface of locating module in the live broadcasting satellite set-top box, with the audio frequency input and output in the interface, receive on receiver and the microphone through simple the processing, then use a simple CPU (can be simple single-chip microcomputer) to process button and demonstration etc., carry out communication and control mutual by RS232 interface and locating module again.The contrast prior art, Special telephone device of live broadcasting satellite principle of the present invention is simple, realization is easy, low in energy consumption, can accomplish low cost and simple structure, and the change-over circuit of process is minimum simultaneously, can accomplish best effect.
Description of drawings
Fig. 1 is the schematic diagram of the embodiment of Special telephone device of live broadcasting satellite of the present invention.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 shows the principle of the embodiment of Special telephone device of live broadcasting satellite of the present invention.See also Fig. 1, the Special telephone device of live broadcasting satellite 1 of present embodiment comprises center-control and communication module 10, display module 14, keyboard input module 16 and audio processing modules 12.
Special telephone device of live broadcasting satellite 1 connects the voice DB9 plug 2 of live broadcasting satellite set-top box.The circuit that receives from the voice DB9 plug 2 of live broadcasting satellite set-top box comprises power line 21, RS232 connection 22, space signal line 23 and audio frequency input/output signal line 24.
Keyboard input module 16 receives user's key-press input.Keyboard input module 16 is buttons of ordinary telephone set, also can increase the button of realizing preset function (for example realizing a certain specific function) on the basis of ordinary telephone set button.
Display module 14 is shown to the user with information.
Audio processing modules 12 is realized the audio input signal of live broadcasting satellite set-top box output and the processing of audio output signal.Audio processing modules 12 comprises the audio control circuit of receiver, microphone, loud speaker, amplifier.Audio processing modules 12 comprises that also hands-free realization module, volume adjusting module and videoconference realize module.
Center-control is connected with communication module and is connected respectively display module 14, keyboard input module 16 and audio processing modules 12, realize to the control of modules in the device and and the live broadcasting satellite set-top box in locating module between the communication of RS232 interface.Center-control and communication module 10 receive the input key of keyboard input module 16, produce and receive control command, and control display module 14 shows the operation of center-control and communication module 10 control audio processing modules 12, comprises switching and the volume control of loud speaker and receiver.
Because in the phonetic function interface of locating module, 4V voltage has been arranged, and voice output and phonetic entry also have the RS232 mouth as communication control interface, so can it goes without doing any conversion, Special telephone device of live broadcasting satellite 1 is directly realized a function of making a phone call.
Above-described embodiment provides to those of ordinary skills and realizes or use of the present invention; those of ordinary skills can be in the situation that does not break away from invention thought of the present invention; above-described embodiment is made various modifications or variation; thereby protection scope of the present invention do not limit by above-described embodiment, and should be the maximum magnitude that meets the inventive features that claims mention.
Claims (7)
1. Special telephone device of live broadcasting satellite connects the voice DB9 plug of live broadcasting satellite set-top box, and described Special telephone device of live broadcasting satellite comprises center-control and communication module, display module, keyboard input module and audio processing modules, wherein:
Described center-control and communication module, connect respectively described display module, described keyboard input module and described audio processing modules, realize to the control of modules in the described device and and described live broadcasting satellite set-top box in locating module between the communication of RS232 interface;
Described keyboard input module, reception user's key-press input;
Described display module is shown to the user with information;
Described audio processing modules is realized the audio input signal of described live broadcasting satellite set-top box output and the processing of audio output signal;
Wherein the circuit that receives of voice DB9 plug comprises power line, RS232 connection, space signal line and audio frequency input/output signal line.
2. Special telephone device of live broadcasting satellite according to claim 1 is characterized in that, described center-control and communication module receive the input key of described keyboard input module, produces and receives control command, and control described display module and show.
3. Special telephone device of live broadcasting satellite according to claim 1 is characterized in that, described center-control and communication module are controlled the operation of described audio processing modules, comprises switching and the volume control of loud speaker and receiver.
4. Special telephone device of live broadcasting satellite according to claim 1 is characterized in that, described keyboard input module is telephone key.
5. Special telephone device of live broadcasting satellite according to claim 4 is characterized in that, described keyboard input module increases the button of realizing preset function on the basis of telephone key.
6. Special telephone device of live broadcasting satellite according to claim 1 is characterized in that, described audio processing modules comprises the audio control circuit of receiver, microphone, loud speaker, amplifier.
7. Special telephone device of live broadcasting satellite according to claim 6 is characterized in that, described audio processing modules comprises that also hands-free realization module, volume adjusting module and videoconference realize module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110231747 CN102413215B (en) | 2011-08-12 | 2011-08-12 | Special telephone device of live broadcasting satellite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110231747 CN102413215B (en) | 2011-08-12 | 2011-08-12 | Special telephone device of live broadcasting satellite |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102413215A CN102413215A (en) | 2012-04-11 |
| CN102413215B true CN102413215B (en) | 2013-03-20 |
Family
ID=45915055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110231747 Expired - Fee Related CN102413215B (en) | 2011-08-12 | 2011-08-12 | Special telephone device of live broadcasting satellite |
Country Status (1)
| Country | Link |
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| CN (1) | CN102413215B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102932511A (en) * | 2012-11-14 | 2013-02-13 | 上海泓安信息科技有限公司 | Live satellite phone system for rapidly dialing |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2865158Y (en) * | 2005-03-29 | 2007-01-31 | 华为技术有限公司 | Set up box |
| US8451824B2 (en) * | 2006-12-22 | 2013-05-28 | Verizon Patent And Licensing Inc. | Method and system of providing an integrated set-top box |
| US8869226B2 (en) * | 2008-02-15 | 2014-10-21 | Centurylink Intellectual Property Llc | System and method for visual voicemail utilizing a set-top box |
| CN101729752A (en) * | 2009-07-14 | 2010-06-09 | 深圳市百特连通科技有限公司 | Television system, communication control method thereof and terminal thereof |
| CN101867741B (en) * | 2010-05-21 | 2012-06-27 | 中山大学 | Set top box remote controller device of integrating mouse, handwriting board and digital cordless telephone set |
| CN202172435U (en) * | 2011-08-12 | 2012-03-21 | 上海泓安信息科技有限公司 | Dedicated phone device of direct broadcast satellite |
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2011
- 2011-08-12 CN CN 201110231747 patent/CN102413215B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN102413215A (en) | 2012-04-11 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant | ||
| C14 | Grant of patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20170812 |
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| CF01 | Termination of patent right due to non-payment of annual fee |