CN212627894U - Analog and public network dual-mode interphone - Google Patents
Analog and public network dual-mode interphone Download PDFInfo
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- CN212627894U CN212627894U CN202021979591.9U CN202021979591U CN212627894U CN 212627894 U CN212627894 U CN 212627894U CN 202021979591 U CN202021979591 U CN 202021979591U CN 212627894 U CN212627894 U CN 212627894U
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Abstract
The utility model relates to the field of communication technology, a simulation and public network bimodulus intercom is provided, including the analog communication radio frequency circuit who realizes analog signal receiving and dispatching, realize public network communication circuit, single chip microcomputer control circuit and the sound transfer circuit of talkbacking of public network signal receiving and dispatching, the analog signal that single chip microcomputer control circuit sends in advance to public network intercom that analog communication radio frequency circuit received to public network intercom transmits to public network communication circuit through the sound transfer circuit of talkbacking and transmits to public network intercom to public network communication circuit by public network communication radio frequency circuit, the public network signal that single chip microcomputer control circuit sends in advance to analog intercom with public network communication radio frequency circuit of public network communication circuit receipt transmits to analog communication radio frequency circuit through the sound transfer circuit of talkbacking and transmits to analog intercom by analog communication radio frequency circuit. The utility model provides a current simulation intercom and the unable problem of the complementary communication of effective transfer of public network intercom.
Description
Technical Field
The utility model relates to the field of communication technology, in particular to simulation and public network bimodulus intercom.
Background
With the rapid development of science and technology, the functions of interphones on the market are more and more, the operation is more and more complex, the functional requirements and the operation of the interphones by users using the interphones in a new era are more and more severe, however, the communication cannot be independently completed by a single public network interphone or a traditional analog interphone in a plurality of working complex environments, and the normal intercommunication cannot be caused because the transmission distance of the traditional analog interphone cannot be covered or the public network interphone has no network signals. For example: the interphone A is in a basement without network signals, and at the moment, the public network interphone B cannot directly call the interphone A through the public network in a remote place.
SUMMERY OF THE UTILITY MODEL
Therefore, to foretell problem, the utility model provides a simulation and public network bimodulus intercom that is applicable to various complex environment intercommunication communication that rational in infrastructure novel, realization public network and simulation communication are complementary.
In order to solve the technical problem, the utility model discloses take following scheme: a simulation and public network dual-mode interphone comprises a simulation communication radio frequency circuit for realizing the transceiving of simulation signals, a public network communication circuit for realizing the transceiving of public network signals, a single chip microcomputer control circuit and an talkback sound transfer circuit, wherein the public network communication circuit comprises a public network communication radio frequency circuit and an analog-digital/digital-analog conversion circuit, the single chip microcomputer control circuit is connected with and controls the simulation communication radio frequency circuit, the single chip microcomputer control circuit is connected with and controls the public network communication radio frequency circuit through the analog-digital/digital-analog conversion circuit, the single chip microcomputer control circuit transmits the simulation signals which are received by the simulation communication radio frequency circuit and are pre-sent to the public network interphone to the public network communication circuit through the talkback sound transfer circuit, and the single chip microcomputer control circuit transmits the public network signals which are received by the public network communication radio frequency circuit of the public network communication circuit and are pre-sent to the simulation interphone to the simulation communication radio frequency circuit through the talkback sound transfer circuit to the simulation communication radio frequency And the route analog communication radio frequency circuit transmits the route analog communication radio frequency circuit to the analog interphone.
In a further improvement, the talkback sound transfer circuit comprises two groups of signal forwarding selection circuits, each group of signal forwarding selection circuits is composed of an SGM4157YC chip and a peripheral circuit thereof, and the two groups of signal forwarding selection circuits respectively and correspondingly forward the received analog audio signal to the audio input of the public network module circuit and forward the received public network talkback audio signal to the audio input of the analog radio frequency circuit.
In a further improvement, the singlechip control circuit is composed of a singlechip TA3781 chip and peripheral circuits thereof.
In a further improvement, the analog communication radio frequency circuit consists of an FD6818 radio frequency chip and peripheral circuits thereof.
In a further improvement, the public network communication radio frequency circuit consists of an EC20 radio frequency chip and a peripheral circuit thereof.
In a further improvement, the analog-to-digital/digital-to-analog conversion circuit is composed of an ALC5616 chip and a peripheral circuit thereof.
By adopting the technical scheme, the beneficial effects of the utility model are that: the public network communication circuit, the single chip microcomputer control circuit and the talkback sound transfer circuit are arranged on the basis of the existing analog interphone, the analog interphone or the public network interphone is judged to be an analog interphone or a public network interphone by reasonably utilizing the single chip microcomputer control circuit, the talkback sound transfer circuit is controlled by the single chip microcomputer control circuit to transfer and send the analog interphone or the public network interphone to the corresponding interphone, and the intercommunication between the public network interphone and the analog interphone is realized. For example: the intercom A that is located no network signal place can't be directly exhaled to remote public network intercom B, as long as have the place of network signal simultaneously at the within range that simulation intercom A transmission distance can cover at this moment add one the utility model discloses a simulation and public network bimodulus intercom C can be with the utility model discloses a simulation and public network bimodulus intercom C uses as the repeater function, and public network intercom B calls out simulation and public network bimodulus intercom C through public network, and simulation and public network bimodulus intercom C rethread self simulation communication radio frequency circuit send analog signal and forward simulation intercom A, can realize public network intercom B and simulation intercom A's communication intercommunication this moment, realizes the complementation of public network communication and analog communication advantage and disadvantage, and is rational in infrastructure novel, is applicable to various complex environment intercommunication, can extensively popularize and apply.
Drawings
Fig. 1 is a schematic block circuit diagram of an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of an intercom sound relay circuit according to an embodiment of the present invention;
fig. 3 is a schematic circuit diagram of a public network communication circuit according to an embodiment of the present invention;
fig. 4 is a schematic circuit diagram of the single chip control circuit in the embodiment of the present invention;
fig. 5 is a schematic circuit diagram of an analog communication rf circuit according to an embodiment of the present invention.
Detailed Description
Now, the present invention is further described with reference to the specific embodiments, wherein the analog communication rf circuit, the public network communication rf circuit, the analog-to-digital/digital-to-analog conversion circuit, and the single chip control circuit are circuit modules in the prior art, and therefore, detailed description is not provided in the following embodiments, and only corresponding description is provided for the new design part of the present application.
Referring to fig. 1-5, the preferred dual-mode interphone for analog and public networks of the present invention comprises an analog communication rf circuit 1 for implementing analog signal transceiving, a public network communication circuit 2 for implementing public network signal transceiving, a single-chip microcomputer control circuit 3 and an intercom sound relay circuit 4, wherein the public network communication circuit 2 comprises a public network communication rf circuit 21 and an analog-digital/digital-analog conversion circuit 22, the public network communication rf circuit 21 comprises an EC20 rf chip and its peripheral circuits, the analog-digital/digital-analog conversion circuit 22 comprises an ALC5616 chip and its peripheral circuits, the single-chip microcomputer control circuit 3 comprises a single-chip microcomputer TA3781 chip and its peripheral circuits, the single-chip microcomputer control circuit 3 is connected to and controls the analog communication rf circuit 1, the single-chip microcomputer control circuit 3 is connected to and controls the public network communication rf circuit 21 via the analog-digital-analog/digital-analog conversion circuit 22, the single chip microcomputer control circuit 3 transmits an analog signal which is received by the analog communication radio frequency circuit 1 and is pre-sent to a public network interphone to the public network communication circuit 2 through the talkback sound transfer circuit 4, the analog communication radio frequency circuit 1 is composed of an FD6818 radio frequency chip and a peripheral circuit thereof, the single chip microcomputer control circuit 3 transmits a public network signal which is received by the public network communication radio frequency circuit 21 of the public network communication circuit 2 and is pre-sent to the analog interphone to the analog communication radio frequency circuit 1 through the talkback sound transfer circuit 4, the analog communication radio frequency circuit 1 transmits the public network signal to the analog interphone, the talkback sound transfer circuit 4 comprises two groups of signal forwarding selection circuits, each group of signal forwarding selection circuits is composed of an SGM4157YC chip and a peripheral circuit thereof, and the two groups of signal forwarding selection circuits respectively correspond to each other: 1. the 6 th pin of the U9 of the SGM4157YC chip is set to be at a high potential, and at the moment, the 1 st pin and the 4 th pin of the U9 chip are communicated, so that the received analog audio signal AFOUT-6818 is forwarded to the audio input MICIN-5616 of the public network communication circuit 2; 2. the 6 th pin of the SGM4157YC chip U6 is set to a high voltage level, and at this time, the 1 st pin and the 4 th pin of the U6 chip are connected, so that the received public network talkback audio signal AFOUT5616 is forwarded to the audio input MICIN-6818 of the analog communication rf circuit 1.
The utility model discloses a set up public network communication circuit on current simulation intercom basis, single chip microcomputer control circuit and talkback sound transfer circuit, judge through rational utilization single chip microcomputer control circuit that the object that analog communication radio frequency circuit and public network communication circuit received analog signal or public network signal communicated in advance is simulation intercom or public network intercom, on being sent to corresponding intercom by single chip microcomputer control circuit control talkback sound transfer circuit transfer again, realize public network intercom and the intercommunication of simulation intercom. For example: the intercom A that is located no network signal place can't be directly exhaled to remote public network intercom B, as long as have the place of network signal simultaneously at the within range that simulation intercom A transmission distance can cover at this moment add one the utility model discloses a simulation and public network bimodulus intercom C can be with the utility model discloses a simulation and public network bimodulus intercom C uses as the repeater function, and public network intercom B calls out simulation and public network bimodulus intercom C through public network, and simulation and public network bimodulus intercom C rethread self simulation communication radio frequency circuit send analog signal and forward simulation intercom A, can realize public network intercom B and simulation intercom A's communication intercommunication this moment, realizes the complementation of public network communication and analog communication advantage and disadvantage, and is rational in infrastructure novel, is applicable to various complex environment intercommunication, can extensively popularize and apply.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a simulation and public network bimodulus intercom which characterized in that: the system comprises an analog communication radio frequency circuit for realizing analog signal transceiving, a public network communication circuit for realizing public network signal transceiving, a single chip microcomputer control circuit and an talkback sound transfer circuit, wherein the public network communication circuit comprises a public network communication radio frequency circuit and an analog-digital/digital-analog conversion circuit, the single chip microcomputer control circuit is connected with and controls the analog communication radio frequency circuit, the single chip microcomputer control circuit is connected with and controls the public network communication radio frequency circuit through the analog-digital/digital-analog conversion circuit, analog signals which are received by the analog communication radio frequency circuit and are pre-sent to a public network interphone are transmitted to the public network communication circuit through the talkback sound transfer circuit by the single chip microcomputer control circuit, and the public network signals which are received by the public network communication radio frequency circuit of the public network communication circuit and are pre-sent to the analog interphone are transmitted to the analog communication radio frequency circuit through the talkback sound transfer circuit by the single chip microcomputer control circuit and are transmitted to the analog communication radio frequency circuit through the An analog interphone.
2. The analog and public network dual-mode interphone according to claim 1, characterized in that: the talkback voice transfer circuit comprises two groups of signal forwarding selection circuits, each group of signal forwarding selection circuits is composed of an SGM4157YC chip and a peripheral circuit thereof, and the two groups of signal forwarding selection circuits respectively and correspondingly forward received analog audio signals to audio input of the public network module circuit and forward the received public network talkback audio signals to audio input of the analog radio frequency circuit.
3. The analog and public network dual-mode interphone according to claim 1, characterized in that: the singlechip control circuit is composed of a singlechip TA3781 chip and peripheral circuits thereof.
4. The analog and public network dual-mode interphone according to claim 1, characterized in that: the analog communication radio frequency circuit consists of an FD6818 radio frequency chip and peripheral circuits thereof.
5. The analog and public network dual-mode interphone according to claim 1, characterized in that: the public network communication radio frequency circuit consists of an EC20 radio frequency chip and a peripheral circuit thereof.
6. The analog and public network dual-mode interphone according to claim 1, characterized in that: the analog-digital/digital-analog conversion circuit is composed of an ALC5616 chip and a peripheral circuit thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021979591.9U CN212627894U (en) | 2020-09-11 | 2020-09-11 | Analog and public network dual-mode interphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021979591.9U CN212627894U (en) | 2020-09-11 | 2020-09-11 | Analog and public network dual-mode interphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212627894U true CN212627894U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021979591.9U Active CN212627894U (en) | 2020-09-11 | 2020-09-11 | Analog and public network dual-mode interphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212627894U (en) |
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2020
- 2020-09-11 CN CN202021979591.9U patent/CN212627894U/en active Active
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