CN205029811U - Duplexing intercom of digit - Google Patents
Duplexing intercom of digit Download PDFInfo
- Publication number
- CN205029811U CN205029811U CN201520764144.4U CN201520764144U CN205029811U CN 205029811 U CN205029811 U CN 205029811U CN 201520764144 U CN201520764144 U CN 201520764144U CN 205029811 U CN205029811 U CN 205029811U
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- filter
- radio frequency
- processor
- circuit
- integrated circuit
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Abstract
The utility model belongs to the technical field of the technique of talkbacking and specifically relates to duplexing intercom of digit. An object of the utility model is to provide a can listen to and send the duplexing intercom of digit of pronunciation simultaneously, include radio frequency integrated circuit, treater, voice input circuit, voice output circuit, filter, RF power amplifier, spread receiving converter ware, low pass filter, antenna, power module, voice input circuit, voice output circuit all are connected with the treater, power module also is connected with the treater, filter one end with spread the receiving converter ware and be connected, the other end is connected with radio frequency integrated circuit, still be provided with the positive supply on the radio frequency integrated circuit. The utility model discloses a duplex communication processing technique of talkbacking: the in -process of talkbacking promptly sends the communication data and receives the communication data and alternately to go on in step, each other does not influence, can answer the sound and the communication information of being called out in main calling procedure, guarantees communications and information's synchronism and promptness.
Description
Technical field
The utility model relates to intercommunication technical field, especially digital duplex intercom.
Background technology
At present domestic, international intercommunication communication apparatus be all adopt be single work communication modes, namely in calling procedure, just can not hear called sound, to receive called sound just can not simultaneously call peer, reception and transmission can not carry out simultaneously defect, can not synchronously convey a message at communication process simultaneously, cause the defect that partial information is lost.
Utility model content
The purpose of this utility model is to provide a kind of digital duplex intercom can listening to simultaneously and send voice.
In order to achieve the above object, the technical solution adopted in the utility model is: digital duplex intercom, comprises radio frequency integrated circuit, processor, Speech input circuit, sound out-put circuit, filter, radio-frequency power amplifier, spreads out of/receiving converter, low pass filter, antenna, power module; Described Speech input circuit, sound out-put circuit are all connected with processor, and described power module is also connected with processor; Described processor, radio frequency integrated circuit, radio-frequency power amplifier, spread out of/receiving converter, low pass filter, antenna connect successively; Described filter one end with spread out of/receiving converter is connected, the other end is connected with radio frequency integrated circuit; Described radio frequency integrated circuit is also provided with positive supply.
Further, described power module is also provided with battery.
Further, described power module is DC-DC power source.。
Further, described processor is arm processor.
Further, described filter is Berkeley Packet Filter.
Further, the band limits of described antenna is 400 ~ 470MHZ.
Further, the 26MHZ power supply of described positive supply.
Further, described Speech input circuit is microphone; Sound out-put circuit comprises amplifier and loudspeaker.
Further, described processor is also provided with the power supply of 12.8MHZ.
The utility model has following beneficial effect: the utility model adopts duplex signaling process intercommunication technology: in intercommunication process, namely send communication data and receive communication data and synchronously can intersect and carry out, be independent of each other, called sound and communication information can be answered while MCP main call process, guarantee synchronism and the promptness of the communication information; And adopt digital duplex intercom can transmit information each other in real time in intercommunication process, realize accessible intercommunication, send and receive irrelevant mutually in real time disturbing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-radio frequency integrated circuit, 2-processor, 3-Speech input circuit, 4-sound out-put circuit, 5-filter, 6-radio-frequency power amplifier, 7-spreads out of/receiving converter, 8-low pass filter, 9-antenna, 10-power module, 11-positive supply, 12-battery.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
As shown in Figure 1, digital duplex intercom of the present utility model, comprises radio frequency integrated circuit 1, processor 2, Speech input circuit 3, sound out-put circuit 4, filter 5, radio-frequency power amplifier 6, spreads out of/receiving converter 7, low pass filter 8, antenna 9, power module 10; Described Speech input circuit 3, sound out-put circuit 4 are all connected with processor 2, and described power module 10 is also connected with processor 2; Described processor 2, radio frequency integrated circuit 1, radio-frequency power amplifier 6, spread out of/receiving converter 7, low pass filter 8, antenna 9 connect successively; Described filter 5 one end with spread out of/receiving converter 7 is connected, the other end is connected with radio frequency integrated circuit 1; Described radio frequency integrated circuit 1 is also provided with positive supply 11.As shown in Figure 1, such the utility model can transmit information each other in real time to above-mentioned each original paper connected mode each other in intercommunication process, realizes accessible intercommunication, sends and receive irrelevant mutually in real time disturbing.
The preferred implementation of foregoing circuit is, described power module 10 is also provided with battery 12.Improve the flying power of power supply.
Described power module 10 is DC-DC power source, makes power supply have the advantage such as low energy consumption, low noise.
Described processor 2 is arm processor.Such arm processor has the advantages such as power consumption is low, function is strong, is also two instruction sets.
Described filter 5 is Berkeley Packet Filter.The band limits of described antenna 9 is 400 ~ 470MHZ.The 26MHZ power supply of described positive supply 11.Described Speech input circuit 3 is microphone; Sound out-put circuit 4 comprises amplifier and loudspeaker.Described processor 2 is also provided with the power supply of 12.8MHZ.With better function and applicable surface of the present utility model can be made wider for these preferred modes and effect is better.
Claims (9)
1. digital duplex intercom, it is characterized in that, comprise radio frequency integrated circuit (1), processor (2), Speech input circuit (3), sound out-put circuit (4), filter (5), radio-frequency power amplifier (6), spread out of/receiving converter (7), low pass filter (8), antenna (9), power module (10);
Described Speech input circuit (3), sound out-put circuit (4) are all connected with processor (2), and described power module (10) is also connected with processor (2);
Described processor (2), radio frequency integrated circuit (1), radio-frequency power amplifier (6), spread out of/receiving converter (7), low pass filter (8), antenna (9) connect successively;
Described filter (5) one end with spread out of/receiving converter (7) and be connected, the other end is connected with radio frequency integrated circuit (1);
Described radio frequency integrated circuit (1) is also provided with positive supply (11).
2. digital duplex intercom according to claim 1, is characterized in that, described power module (10) is also provided with battery (12).
3. digital duplex intercom according to claim 1 and 2, is characterized in that, described power module (10) is DC-DC power source.
4. digital duplex intercom according to claim 3, is characterized in that, described processor (2) is arm processor.
5. digital duplex intercom according to claim 4, is characterized in that, described filter (5) is Berkeley Packet Filter.
6. the digital duplex intercom according to claim 4 or 5, is characterized in that, the band limits of described antenna (9) is 400 ~ 470MHZ.
7. digital duplex intercom according to claim 6, is characterized in that, the 26MHZ power supply of described positive supply (11).
8. digital duplex intercom according to claim 7, is characterized in that, described Speech input circuit (3) is microphone; Sound out-put circuit (4) comprises amplifier and loudspeaker.
9. the digital duplex intercom according to claim 7 or 8, is characterized in that, described processor (2) is also provided with the power supply of 12.8MHZ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520764144.4U CN205029811U (en) | 2015-09-29 | 2015-09-29 | Duplexing intercom of digit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520764144.4U CN205029811U (en) | 2015-09-29 | 2015-09-29 | Duplexing intercom of digit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205029811U true CN205029811U (en) | 2016-02-10 |
Family
ID=55262312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520764144.4U Expired - Fee Related CN205029811U (en) | 2015-09-29 | 2015-09-29 | Duplexing intercom of digit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205029811U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685461A (en) * | 2017-02-10 | 2017-05-17 | 力同科技股份有限公司 | Digital intercom terminal |
| CN112865829A (en) * | 2020-12-29 | 2021-05-28 | 泉州市琪祥电子科技有限公司 | Full-duplex interphone and implementation method thereof |
-
2015
- 2015-09-29 CN CN201520764144.4U patent/CN205029811U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685461A (en) * | 2017-02-10 | 2017-05-17 | 力同科技股份有限公司 | Digital intercom terminal |
| CN106685461B (en) * | 2017-02-10 | 2020-04-17 | 力同科技股份有限公司 | Digital talkback terminal |
| CN112865829A (en) * | 2020-12-29 | 2021-05-28 | 泉州市琪祥电子科技有限公司 | Full-duplex interphone and implementation method thereof |
| CN112865829B (en) * | 2020-12-29 | 2022-06-07 | 泉州市琪祥电子科技有限公司 | Full-duplex interphone and implementation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20170929 |