CN111092624A - Broadcasting device with DMR digital intercommunication function - Google Patents
Broadcasting device with DMR digital intercommunication function Download PDFInfo
- Publication number
- CN111092624A CN111092624A CN201811239328.3A CN201811239328A CN111092624A CN 111092624 A CN111092624 A CN 111092624A CN 201811239328 A CN201811239328 A CN 201811239328A CN 111092624 A CN111092624 A CN 111092624A
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- module
- power supply
- dmr digital
- digital intercom
- unit module
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- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 230000003321 amplification Effects 0.000 abstract description 3
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 3
- 230000008054 signal transmission Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/26—Speech to text systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/59—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for emergency or urgency
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Computational Linguistics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Abstract
The invention discloses a broadcasting device with a DMR digital intercom function, which comprises a device body and a software module, wherein the device body comprises a sound device, a radio device and a device shell, the sound device and the radio device are respectively arranged on the device shell, the software module is arranged in the device shell, the software module comprises a main control unit module, a battery power supply unit module, a power supply module, an audio power amplification module and an intercom function module, the main control unit module comprises an LDO power MIC29302, an RT9193-33, a DMR digital intercom board card SCT9388, a Cortex-M3 processor STM32F103ZET6, the LDO power MIC29302 is connected with the power supply module, the RT9193-33 is connected with the battery power supply unit module, and a control port is directly connected with a Cortex-M3 processor STM32F103ZET 6. The invention has the function of answering the talkback call in the optional area (individual), has long signal transmission distance, clear tone quality and no background noise, and can receive and send short messages.
Description
Technical Field
The invention relates to a broadcasting device, in particular to a broadcasting device with a DMR digital intercommunication function.
Background
The emergency broadcasting system of each province, city and county is built at present, in the local signal access solution of the emergency broadcasting terminal equipment in the last kilometer, except the access of a microphone and other voice channels in short distance, the audio quality is better, the transmission distance can reach the portable local audio signal input solution of several kilometers, and under the condition that signals of a ground bidirectional data transmission channel and an aerial satellite channel are interrupted under the extreme natural environment, external personnel can access the local audio signal of several kilometers away by using a helicopter so as to improve the disaster tolerance capability of the system.
Disclosure of Invention
The invention aims to provide a broadcasting device with a DMR digital intercom function, which adopts a mode of adding the DMR digital intercom in emergency equipment to perform data interaction and voice access functions with a central processing unit, thereby realizing the access of short-distance voice and control signals in an emergency broadcasting system, improving the disaster tolerance capability of a power system and more application scenes.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a broadcaster with DMR digital function of talkbacking, includes device body, software module, the device body include audio equipment, radio reception device and device casing, audio equipment install respectively on the device casing with the radio reception device, software module set up in the device casing, software module include main control unit module, battery power supply unit module, power supply module, audio power amplifier module and the function module of talkbacking, main control unit module and battery power supply unit module, audio power amplifier module and the function module of talkbacking be connected respectively, main control unit module, battery power supply unit module, power supply module, audio power amplifier module and the function module of talkbacking all are connected with power supply module.
Further, the main control unit module comprises an LDO power supply MIC29302, RT9193-33, a DMR digital intercom board SCT9388 and a Cortex-M3 processor STM32F103ZET6, wherein the LDO power supply MIC29302, the RT9193-33, the DMR digital intercom board SCT9388 and the Cortex-M3 processor STM32F103ZET6 are respectively installed on the circuit board.
Further, the LDO power supply MIC29302 is connected to a power supply module and is mainly responsible for stabilizing the voltage of 5V to 4.2V.
Further, the RT9193-33 is connected with a battery power supply unit module and is mainly responsible for stabilizing the voltage of 4.2V to 3.3V.
Further, the serial communication port of the DMR digital intercom board SCT9388 is connected to a Cortex-M3 processor STM32F103ZET6 through R8 and R10, and is mainly responsible for transceiving and processing DRM digital signals.
Further, the control port is directly connected with a Cortex-M3 processor STM32F103ZET 6.
Compared with the prior art, the invention has at least the following advantages:
1. the module of the invention has the function of answering the talkback call in the selectable area (individual).
2. The invention has the advantages of long signal transmission distance, clear tone quality, no background noise and capability of transmitting and receiving short messages.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Description of reference numerals:
the device comprises a device shell, a sound device 2, a radio device 3, an audio power amplifier module 4, a battery power supply unit module 5, a main control unit module 6, a power supply module 7 and an intercom function module 8.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A broadcasting device with a DMR digital intercommunication function comprises a device body and a software module, the device body comprises a sound device 2, a sound receiving device 3 and a device shell 1, the sound device 2 and the sound receiving device 3 are respectively arranged on the device shell 1, the software module is arranged in the device shell 1 and comprises a main control unit module 6, a battery power supply unit module 5, a power supply module 7, an audio power amplifier module 4 and an intercom function module 8, the main control unit module 6 is respectively connected with the battery power supply unit module 5, the audio power amplification module 4 and the talkback function module 8, the main control unit module 6, the battery power supply unit module 5, the power supply module 7, the audio power amplification module 4 and the talkback function module 8 are all connected with the power supply module 7, the device can realize the talkback and playback functions of the broadcasting device through the acoustic device 2 and the radio receiving device 3.
Example 2
On the basis of embodiment 1, the main control unit module 6 includes LDO power supplies MIC29302, RT9193-33, DMR digital intercom SCT9388, and Cortex-M3 processor STM32F103ZET6, the LDO power supplies MIC29302, RT9193-33, DMR digital intercom SCT9388, and Cortex-M3 processor STM32F103ZET6 are respectively mounted on the circuit board, the LDO power supply MIC29302 is connected to the power supply module 7 and mainly responsible for stabilizing 5V to 4.2V, the RT9193-33 is connected to the battery power supply unit module 5 and mainly responsible for stabilizing 4.2V to 3.3V, a communication port of the DMR digital intercom SCT9388 is connected to the Cortex-M3 processor STM32F103ZET6 through R8 and R10, the DMR digital intercom SCT power supply SCT 88 is mainly responsible for directly connecting to the DRM processor STM3 and the Cortex-M3532F 103ZET 3526.
During use of the broadcaster, the Cortex-M3 processor STM32F103ZET6 raises the PA0/PWR when the talk-back function is in use, the talkback part is powered on, a Cortex-M3 processor STM32F103ZET6 searches SCT9388 and initializes communication, the transceiving frequency, the transceiving color code, the vocoder, the time slot and the transceiving contact are set, the Cortex-M3 processor STM32F103ZET6 then puts the PA4/PPT pin low, i.e. it can be sent by MIC acquisition sound, the Cortex-M3 processor STM32F103ZET6 detects the PA1/TONE pin high when the broadcaster is playing, the loudspeaker can be turned on to broadcast, after the sound information is collected and then converted into the text information, the Cortex-M3 processor STM32F103ZET6 configures registers of SCT9388 through serial ports PA2/RXD and PA3/TXD according to a certain format to send out text information, and converts the text information into voice information at another receiving port.
Although the invention has been described herein with reference to specific embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure and claims of this application. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a broadcaster with DMR digital intercom function, includes device body, software module, the device body include audio equipment (2), radio reception device (3) and device casing (1), audio equipment (2) and radio reception device (3) install respectively on device casing (1), software module set up in device casing (1), its characterized in that: the software module include main control unit module (6), battery power supply unit module (5), power supply module (7), audio power amplifier module (4) and talkback functional module (8), main control unit module (6) be connected respectively with battery power supply unit module (5), audio power amplifier module (4) and talkback functional module (8), main control unit module (6), battery power supply unit module (5), power supply module (7), audio power amplifier module (4) and talkback functional module (8) all are connected with power supply module (7).
2. The broadcasting apparatus with DMR digital intercom function as claimed in claim 1, wherein: the main control unit module (6) comprises an LDO power supply MIC29302, RT9193-33, a DMR digital intercom board SCT9388 and a Cortex-M3 processor STM32F103ZET6, wherein the LDO power supply MIC29302, the RT9193-33, the DMR digital intercom board SCT9388 and the Cortex-M3 processor STM32F103ZET6 are respectively installed on a circuit board.
3. A broadcasting apparatus having DMR digital intercom function as claimed in claim 2, wherein: the LDO power supply MIC29302 is connected with a power supply module (7) and is mainly responsible for stabilizing the voltage of 5V to 4.2V.
4. A broadcasting apparatus having DMR digital intercom function as claimed in claim 2, wherein: the RT9193-33 is connected with a battery power supply unit module (5) and is mainly responsible for stabilizing the voltage of 4.2V to 3.3V.
5. A broadcasting apparatus having DMR digital intercom function as claimed in claim 2, wherein: the serial communication port of the DMR digital intercom board SCT9388 is connected with a Cortex-M3 processor STM32F103ZET6 through R8 and R10, and the DMR digital intercom board SCT9388 is mainly responsible for receiving, transmitting and processing DRM digital signals.
6. A broadcasting apparatus having DMR digital intercom function as claimed in claim 2, wherein: the control port is directly connected with a Cortex-M3 processor STM32F103ZET 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811239328.3A CN111092624A (en) | 2018-10-23 | 2018-10-23 | Broadcasting device with DMR digital intercommunication function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811239328.3A CN111092624A (en) | 2018-10-23 | 2018-10-23 | Broadcasting device with DMR digital intercommunication function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111092624A true CN111092624A (en) | 2020-05-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811239328.3A Pending CN111092624A (en) | 2018-10-23 | 2018-10-23 | Broadcasting device with DMR digital intercommunication function |
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| Country | Link |
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| CN (1) | CN111092624A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024060606A1 (en) * | 2022-09-19 | 2024-03-28 | 广州市迪士普音响科技有限公司 | Fire-fighting emergency broadcasting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204721595U (en) * | 2015-07-07 | 2015-10-21 | 深圳万德仕科技发展有限公司 | A kind of intelligent sound intercommunication sound equipment |
| CN205430580U (en) * | 2015-07-07 | 2016-08-03 | 深圳万德仕科技发展有限公司 | Intelligence pronunciation stereo set of talkbacking |
| CN206490667U (en) * | 2017-01-12 | 2017-09-12 | 力同科技股份有限公司 | A kind of digital intercom chip and digital intercom equipment |
| CN206542400U (en) * | 2017-01-04 | 2017-10-03 | 泉州力同科技有限公司 | A kind of digital handset |
| CN107733452A (en) * | 2017-11-20 | 2018-02-23 | 泉州市琪祥电子科技有限公司 | A kind of double frequency DMR hand transceivers |
-
2018
- 2018-10-23 CN CN201811239328.3A patent/CN111092624A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204721595U (en) * | 2015-07-07 | 2015-10-21 | 深圳万德仕科技发展有限公司 | A kind of intelligent sound intercommunication sound equipment |
| CN205430580U (en) * | 2015-07-07 | 2016-08-03 | 深圳万德仕科技发展有限公司 | Intelligence pronunciation stereo set of talkbacking |
| CN206542400U (en) * | 2017-01-04 | 2017-10-03 | 泉州力同科技有限公司 | A kind of digital handset |
| CN206490667U (en) * | 2017-01-12 | 2017-09-12 | 力同科技股份有限公司 | A kind of digital intercom chip and digital intercom equipment |
| CN107733452A (en) * | 2017-11-20 | 2018-02-23 | 泉州市琪祥电子科技有限公司 | A kind of double frequency DMR hand transceivers |
Non-Patent Citations (1)
| Title |
|---|
| 闫复利: "CDMR数字对讲机设计", 《电子技术设计与应用》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024060606A1 (en) * | 2022-09-19 | 2024-03-28 | 广州市迪士普音响科技有限公司 | Fire-fighting emergency broadcasting device |
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Application publication date: 20200501 |
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