CN205142233U - Intelligent broadcasting system - Google Patents
Intelligent broadcasting system Download PDFInfo
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- CN205142233U CN205142233U CN201521024358.4U CN201521024358U CN205142233U CN 205142233 U CN205142233 U CN 205142233U CN 201521024358 U CN201521024358 U CN 201521024358U CN 205142233 U CN205142233 U CN 205142233U
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Abstract
The utility model provides an intelligent broadcasting system, includes intelligent broadcast machine and terminating machine. Intelligence broadcast machine has a singlechip, and other has FM frequency modulation receiving element, sound frequency encoding and decoding chip, CDMAGSM unit, pronunciation chip, WIFI unit, network interface, wireless leaflet unit, LCD display screen, USB socket, FLASH memory to link to each other with the singlechip, and the SIM cassette is connected and is had to the CDMAGSM unit still with sound frequency encoding and decoding chip, pronunciation chip respectively, pass through wireless connectivity between terminating machine and the intelligent broadcast machine. The utility model discloses an audio transmission passageway has satisfied multi -functional, low -cost requirement, may not receive arbitrary management customer end and the equipment of increasing of the region and network segment restriction, to different local, obstructed other broadcast reception equipment of level realize wantonly, at any time, unrestrictedly the subregion divide into groups, each intelligent broadcast machine broadcasts different program contents and each other noninterference simultaneously to function, videoconference function and alarming function have realized talkbacking.
Description
technical field:
The utility model relates to a kind of intelligent broadcast system, is a kind of novel intelligent broadcast system utilizing the Internet and wireless communication technique transmission of digital voice signal and Word message.
background technology:
At present, the existing broadcast of China is divided into two large classes by communication means, i.e. radio broadcasting and wired broadcasting.Along with the development of electronic technology, intelligent wireless broadcast is used widely, but its shortcoming is also very outstanding, is first the transmitter and the transmitting antenna that need to install high cost; Secondly be exactly the regulation according to China's Radio Management Regulation, the distribution of RF resources, transmitting power and use are restricted, transmitting power can not be done greatly, communication distance is limited, is not suitable for the networking of region large area subregion, Word message is propagated, in many ways accesses the working application in Broadcast Control and county, small towns, village; Therefore, really can not to realize arbitrarily, momentarily subregion and grouping Broadcast Control, each partition packet different programme content of broadcasting at one time as required can not be realized; Really can not realize long-range adjustment grouping or sectorization broadcast.
summary of the invention:
The purpose of this utility model is to provide a kind of intelligent broadcast system, overcomes the shortcoming that existing radio broadcast cost is higher, Word message can not be broadcasted, group divided freely subregion inconvenient, Broadcast Control accesses difficulty, tranmitting frequency and power limited in many ways.
The purpose of this utility model realizes as follows: this intelligent broadcast system, comprise intelligent broadcast machine and terminating machine, it is characterized in that: intelligent broadcast machine has a single-chip microcomputer, select STM32F, separately there is FM FM reception unit, audio coding decoding chip, CDMA/GSM unit, speech chip, WIFI unit, network interface, wireless transparent transmission unit, LCD display, USB socket, FLASH memory is connected with single-chip microcomputer, CDMA/GSM unit also respectively with audio coding decoding chip, speech chip connect and with SIM card holder, audio coding decoding chip connects digital power amplifier in addition, be connected by wireless signal between terminating machine with intelligent broadcast machine.
Terminating machine is outdoor receiver, and single-chip microcomputer connects WIFI unit and audio coding decoding chip, and audio coding decoding chip connects digital power amplifier, and the output of digital power amplifier connects loud speaker; Terminating machine realizes wireless signal with intelligent broadcast machine by WIFI and is connected.Single-chip microcomputer can select STM32F.
Terminating machine can also be indoor voice terminal machine, indoor voice terminal has a single-chip microcomputer, single-chip microcomputer can select STM32F, separately have USB socket, FLASH memory, LCD display, FM FM reception unit, digital power amplifier, audio coding decoding chip, WIFI unit, wireless transparent transmission unit, alarm keys to be connected with single-chip microcomputer, FM FM reception unit is connected with digital power amplifier respectively with audio coding decoding chip; Indoor voice terminal machine with realize wireless signal by WIFI and wireless transparent transmission unit between intelligent broadcast machine and be connected.
The top panel of intelligent broadcast engine housing is low early and high after inclined-plane.
Management work station, Platform Server, higher level's work station or mobile phone terminal adopt the Internet or 4G network control and transmit word audio data, again by intelligent broadcast machine through AP/WIFI Internet Transmission to terminal equipment, solve that wireless broadcast transmission cost is high, group divided freely subregion inconvenient, in many ways difficult, the frequency resource of Broadcast Control access use restricted problem.
Transfer files generally comprises audio-frequency unit and text information parts.The audio program source that audio-frequency unit provides needs to send for the utility model, the source of audio file has following several: (1) higher level's audio file or audio stream data are sent to intelligent broadcast machine by software platform through the Internet or 4G communication network; (2) by phone audio signal that intelligent broadcast machine microphone or CDMA/GSM module directly receive; (3) local audio file, as the audio file in audio file, USB flash disk or TF card that higher level issues; (4) the local broadcast station program received by intelligent broadcast machine and word synthetic speech.Text information parts be transmitted as miscellaneous function of the present utility model, the source of text message has two kinds: (1) higher level's text is sent to intelligent broadcast machine by software platform through the Internet or 4G communication network; (2) text message sent by APP of cell-phone customer terminal.
Realize Long-distance Control intelligent broadcast machine automatic switching every day by software programming, play on time, divide into groups to play, software platform arranges timing and grouping playlist as required, enables system automatically complete according to the design of people the broadcasting tasks that platform sends, intelligent broadcast machine receives, intelligent broadcast machine sends again, broadcast terminal receives; Secondly, intelligent broadcast machine, according to the fixed time airplay list of software set, opens or cuts out broadcast terminal equipment, LED display by WIFI automatically, carry out voice broadcast service, or Word message is issued, and does not need manual operation, realize the functions such as unit, grouping or unified broadcasting.
Intelligent broadcast machine integrates the multi-functional comprehensive intelligent device such as reception, transmission, control, intercommunication, warning, videoconference machine, wireless transparent transmission based on the communication transfer technology such as internet computer network, 4G communication network, WIFI, AP.
(1) remote data packets is passed through after internet interface or AP/WIFI interface are received by single-chip microcomputer (CPU MCU), and first MCU judges type of data packet, and type of data packet is divided into mandatory class packet, audio related data bag and text class packet.Instruction class packet directly performs or directly sends to through WIFI receiving terminal and performs through intelligent broadcast machine; Audio related data bag is divided into again audio file data bag and audio stream media data packet, and audio file class data are write in FLASH memory cell by MCU and store, timing automatic playing function after realizing; The buffer unit temporal cache that audio stream is write in FLASH memory cell by MCU (avoids line-hit, ensure Continuous Play), and then send through WIFI after being read by MCU, if realize intercommunication function, then directly deliver to audio coding decoding chip by MCU and carry out D/A decoding process, pass to digital power amplifier after dissection process and carry out audio frequency amplification; Then data cube computation is set up by 4G network when network line disconnects or be unstable.
(2) audio signal gathered by microphone passes to MCU after audio coding decoding chip A/D encodes, and is sent to WIFI unit, then sends through external antenna after MCU process.
(3) the remote phone call-in message received by CDMA/GSM module is directly sent to MCU, first MCU determines whether the incoming call of legitimate phone number, secondly judge that whether the operating state of speech amplifier is idle, if be judged as the incoming call of legitimate phone number and equipment is idle holding state, then instruction CDMA/GSM module answers the audio signal gathering incoming call with audio coding decoding chip, after MCU reading process, be sent to WIFI unit, then send through external antenna; If MCU judgment device in working order, then transfer the prompting message stored in speech chip and remind phone call-in operation person to the input of the audio frequency of CDMA/GSM module; If MCU is judged as the incoming call of non-legally telephone number, then directly hang up.
(4) local file, as the audio file stored in flash or USB flash disk, is directly sent to WIFI unit after being read, then sends through external antenna by MCU.
(5) when wanting timing or manual switchover program of radio station, first pass to FM receiving element by MCU reading start-up command and frequency instruction, FM receiving element is sent to MCU after the radio station audio signal received being passed to the decoding of audio coding decoding chip, after MCU process, be sent to WIFI unit, then send through external antenna.
(6) intercommunication function: the long-range audio-frequency information transmitted is through CDMA/GSM module or network interface access MCU, pass to after passing to the decoding of audio coding decoding chip again after signal amplifies by digital power amplifier and promote sound horn, sound through microphone reception is passed to after audio coding decoding chip is encoded and is passed to MCU, then sends through CDMA/GSM module or network interface after MCU packing process.
(7) wireless transparent transmission function: the Word message that software platform is sent is sent to remote LED screen by wireless transparent transmission unit and carries out screen display after MCU process, and scope of design is in 2Km.
Terminating machine: receive the data message transmitted by WIFI, is divided into mandatory and non-mandatory (audio frequency, text etc.) two class signal, and mandatory signal is then directly delivered to MCU and performed, as Auto Power On or shutdown etc.; Non-mandatory signal, after the decoding of audio coding decoding chip, is sent to digital power amplifier unit and carries out exporting to audio amplifier again or loudspeaker are play after amplifications processes to audio signal.
The utility model utilizes wireless aps/WiFi technology as audio transmission channel, uses low in energy consumption, low cost, the transmitting of AP/WIFI and the feature such as reception work is simple, data bandwidth is large, achieves following beneficial effect of the present utility model:
A. without the need to installing professional transmitter, greatly reducing manufacturing cost, being applicable to remote point-to-point transmission and covering interior among a small circle application, because WIFI emission element operation power consumption is very low, this just greatly reduces the use cost of equipment;
B. the utility model is little by the restriction of RF resources, can realize arbitrarily intelligent broadcast machine not at the same level, at any time, unrestrictedly partition packet, and at different levels, each sectorization broadcast machine can be made to play different programme contents simultaneously and be independent of each other.
C. the utility model has used the 4G transmission technology of internet computer network, AP/WIFI and CDMA/GSM, achieve transmission and intercommunication function, the intelligent wireless controlling functions of digital remote signal, even if Internet network is interrupted, also receive control command by 4G wireless network, really realize effective transmission of data, timed power on/off and timing play function.
D. effectively by the communication transfer technological synthesis such as internet computer network, CDMA/GSM4G communication network, WIFI, AP together, make the utility model generally can be used in city, rural area, each large, medium and small enterprise and public institution, use field widely.The videoconference of such as enterprises and institutions, use the utility model can remove the high communication cost of plain old telephone meeting machine from, this more can show its superiority.
E. WIFI function of the present utility model can adopt new 802.11n physical-layer techniques that WIFI will be made with better function, and in given range, message transmission rate is higher, and transmission range is longer.The transmission bandwidth that the utility model adopts is about 300M, and transmission range can reach 2Km and can infinite cascade.
accompanying drawing illustrates:
Fig. 1 is the circuit diagram of intelligent broadcast machine of the present utility model.
Fig. 2 is the circuit diagram of outdoor receiver of the present utility model.
Fig. 3 is the circuit diagram of the indoor voice terminal of the utility model volume.
Fig. 4 is the panel figure of intelligent broadcast machine.
Fig. 5 is intelligent broadcast engine housing cutaway view.
1-single-chip microcomputer, 2-WIFI unit, 3-speech chip, 4-CDMA/GSM unit, 5-SIM socket, 6-digital power amplifier, 7-audio coding decoding chip, 8-FM FM reception unit, 9-FLASH memory, 10-USB socket, 11-LCD display screen, 12-wireless transparent transmission unit, 13-network interface, 14-alarm keys, 15-intelligent broadcast engine housing, 16-microphone socket, 17-button circuit plate, 18-main control board, a-" function " button; B-" upwards/increase " button; C-" downwards/reduce " button; D-the Back button; E-" confirmation " button; F-" pushes for emergency " button; G-" presses speech " button.
embodiment:
With reference to Fig. 1, Fig. 2, Fig. 3, this intelligent broadcast system comprises intelligent broadcast machine and terminating machine, and terminating machine is divided into outdoor receiver and indoor voice terminal machine.The formation of intelligent broadcast machine is as shown in Figure 1: it has a single-chip microcomputer 1, FM FM reception unit 8, audio coding decoding chip 7, CDMA/GSM unit 4, speech chip 3, WIFI unit 2, network interface 13, wireless transparent transmission unit 12, LCD display 11, USB socket 10, FLASH memory 9 is separately had to be connected with single-chip microcomputer 1, CDMA/GSM unit 4 is also connected with audio coding decoding chip 7, speech chip 3 respectively and with SIM card holder 5, audio coding decoding chip 7 connects digital power amplifier 6 in addition; Be connected by wireless signal between terminating machine with intelligent broadcast machine.The formation of outdoor receiver is as shown in Figure 2: single-chip microcomputer 1 connects WIFI unit 2 and audio coding decoding chip 7, and audio coding decoding chip 7 connects digital power amplifier 6, and the output of digital power amplifier 6 connects loud speaker; Terminating machine realizes wireless signal with intelligent broadcast machine by WIFI and is connected.The formation of indoor voice terminal machine is as shown in Figure 3: indoor voice terminal has a single-chip microcomputer 1, separately have USB socket 10, FLASH memory 9, LCD display 11, FM FM reception unit 8, digital power amplifier 6,7, audio coding decoding core, WIFI unit 2, wireless transparent transmission unit 13, alarm keys 14 to be connected with single-chip microcomputer 1, FM FM reception unit 8 is connected with digital power amplifier 6 respectively with audio coding decoding chip 7; Indoor voice terminal machine with realize wireless signal by WIFI and line transparent transmission unit between intelligent broadcast machine and be connected.
With reference to Fig. 4, Fig. 5, the top panel 15 of intelligent broadcast engine housing is low early and high after inclined-plane, top panel 15 is arranged LCD display 11 and microphone socket 16, microphone socket 16 is for connecting microphone, " function " button a is also provided with in addition on top panel 15, " upwards/increase " button b, " downwards/reduce " button c, the Back button d, " confirmation " button e, " push for emergency " button f and " pressing speech " button g, at the bottom surface peg button circuit board 17 of top panel 15, each button is connected with button circuit plate 17 above, main control board 18 is set in intelligent broadcast engine housing.
Program source of the present utility model and control command are undertaken editing and recording and controlling by Broadcast Control software platform, then by internet or 4G Internet Transmission to intelligent broadcast machine, intelligent broadcast machine carries out work automatically according to the instruction transmitted and content.The control command that intelligent broadcast machine reception higher level is transmitted and voice messaging (or Word message), by network interface or CDMA/GSM network insertion, after the process of intelligent broadcast machine, be sent to indoor voice terminal machine through WIFI antenna again or be sent to outdoor receiver through wireless transparent transmission antenna.
When needs intercommunication or when externally propagandaing directed to communicate, press " function " button a, the page can be selected by Presentation Function in LCD display 11, cursor is replaced " intercommunication/notice " function with " upwards/increase " button b or " downwards/minimizing " button c, press " confirmation " button e again, intelligent broadcast machine then switches to talkback mode.Pin " pressing speech " button g to loquitur facing to the microphone on microphone socket 16.Unclamping " pressing speech " button g then stops sound sending and be switched to the state of answering, and then can be heard the sound of the other side by loudspeaker.After intercommunication terminates, press " automatic reception " pattern that the Back button d then returns acquiescence.
When needs carry out videoconference, press " function " button a, with " upwards/increase " button b or " downwards/minimizing " button c, cursor is replaced " videoconference " function, press " confirmation " button e again, intelligent broadcast machine then switches to conference call mode, and at this moment the machine is linked together by internet or 4G network with the videoconference machine in other place.When needing speech, pin " pressing speech " button g and loquitur facing to microphone, unclamp " pressing speech " button g and then can only listen strange land speech amplifier speech by loudspeaker.After meeting adjourned, press " automatic reception " pattern that the Back button d then returns acquiescence.
If run into emergency need report to the police time, press " pushing for emergency " button f and just local information can be sent to public security organ's alarm station by internet or 4G network, alarm station just can the unit of display alarm and address information, and the both sides that report to the police and receive a crime report can speech talkback.
When local program source manually play by needs, USB flash disk can be inserted USB socket 10, press " function " button a, " local broadcasting " function is selected with " upwards/increase " button b or " downwards/minimizing " button c, found in USB flash disk by " upwards/increase " button b or " downwards/minimizing " button c on the file needing to play again, press " confirmation " button e and can start to play.Press the Back button d then to terminate to play and " automatic reception " pattern returning to acquiescence.
When higher level or the corresponding levels (this locality) need to issue Word message, Broadcast Control software platform editor content to be released is accessed by computer client or APP cell-phone customer terminal, the word content editted is passed to intelligent broadcast machine by software platform, and intelligent broadcast machine sends outdoor receiver to by wireless transparent transmission unit 12 or long-range LED screen shows.
Without button operation after certain function (except conference call functions) terminates, after time delay, intelligent broadcast machine then automatically switches to " automatic reception " pattern of acquiescence.
Product function described by the utility model example, by corresponding software simulating on disclosed hardware foundation.When needs adjustment function, by adjusting corresponding software to realize on the basis not changing hardware.The utility model has fully utilized the communication transfer technology such as internet computer network, CDMA/GSM communication network, WIFI, AP as audio transmission channel, has both met the multi-functional requirement of equipment, and has again reduced manufacturing cost and use cost.Administrative client (PC or APP) and equipment can not be increased arbitrarily by region and network segment restriction, and the management of intelligent broadcast machine and LED screen not limited by place, as long as there is the place of network just can carry out telemanagement to intrasystem equipment.The apparatus for receiving broadcasting of different place, obstructed rank is realized arbitrarily, at any time, unrestrictedly partition packet, and at different levels, each subregion intelligent broadcast machine can be made to play different programme contents simultaneously and not interfere with each other.The Internet is utilized to achieve intercommunication function, conference call functions and warning function.Add wireless transparent transmission function, make the aobvious installation of LED screen more random.
Claims (4)
1. an intelligent broadcast system, comprise intelligent broadcast machine and terminating machine, it is characterized in that: intelligent broadcast machine has a single-chip microcomputer (1), separately there is FM FM reception unit (8), audio coding decoding chip (7), CDMA/GSM unit (4), speech chip (3), WIFI unit (2), network interface (13), wireless transparent transmission unit (12), LCD display (11), USB socket (10), FLASH memory (9) is connected with single-chip microcomputer (1), CDMA/GSM unit (4) also respectively with audio coding decoding chip (7), speech chip (3) connect and with SIM card holder (5), audio coding decoding chip (7) connects digital power amplifier (6) in addition, be connected by wireless signal between terminating machine with intelligent broadcast machine.
2. intelligent broadcast system according to claim 1, it is characterized in that: terminating machine is outdoor receiver, single-chip microcomputer (1) connects WIFI unit (2) and audio coding decoding chip (7), audio coding decoding chip (7) connects digital power amplifier (6), and the output of digital power amplifier (6) connects loud speaker; Terminating machine realizes wireless signal with intelligent broadcast machine by WIFI and is connected.
3. intelligent broadcast system according to claim 1, it is characterized in that: terminating machine is indoor voice terminal machine, indoor voice terminal has a single-chip microcomputer (1), separately have USB socket (10), FLASH memory (9), LCD display (11), FM FM reception unit (8), digital power amplifier (6), audio coding decoding chip (7), WIFI unit (2), wireless transparent transmission unit (12), alarm keys (14) to be connected with single-chip microcomputer (1), FM FM reception unit (8) is connected with digital power amplifier (6) respectively with audio coding decoding chip (7); Indoor voice terminal machine with realize wireless signal by WIFI and wireless transparent transmission unit (12) between intelligent broadcast machine and be connected.
4. intelligent broadcast system according to claim 1, is characterized in that: the top panel (15) of intelligent broadcast engine housing is low early and high after inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521024358.4U CN205142233U (en) | 2015-12-11 | 2015-12-11 | Intelligent broadcasting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521024358.4U CN205142233U (en) | 2015-12-11 | 2015-12-11 | Intelligent broadcasting system |
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| Publication Number | Publication Date |
|---|---|
| CN205142233U true CN205142233U (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521024358.4U Expired - Fee Related CN205142233U (en) | 2015-12-11 | 2015-12-11 | Intelligent broadcasting system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154969A (en) * | 2016-08-31 | 2016-11-23 | 蒙宇 | Broadcast monitoring management system based on WiFi technology |
| CN108900270A (en) * | 2018-09-29 | 2018-11-27 | 深圳市北海轨道交通技术有限公司 | Method and digital broadcasting system on train for train broadcasting system |
| CN109004999A (en) * | 2018-10-22 | 2018-12-14 | 成都共同进步信息技术有限公司 | A kind of interior wisdom ecology broadcast platform equipment |
| CN109391339A (en) * | 2018-10-22 | 2019-02-26 | 成都共同进步信息技术有限公司 | A kind of outdoor wisdom ecology broadcast terminal equipment master control system |
| CN111093158A (en) * | 2018-10-23 | 2020-05-01 | 成都共同进步信息技术有限公司 | Broadcasting system with WIFI signal access function |
| CN115440203A (en) * | 2021-06-03 | 2022-12-06 | 同方威视技术股份有限公司 | Voice control device and method for mobile robot and mobile robot |
-
2015
- 2015-12-11 CN CN201521024358.4U patent/CN205142233U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154969A (en) * | 2016-08-31 | 2016-11-23 | 蒙宇 | Broadcast monitoring management system based on WiFi technology |
| CN108900270A (en) * | 2018-09-29 | 2018-11-27 | 深圳市北海轨道交通技术有限公司 | Method and digital broadcasting system on train for train broadcasting system |
| CN109004999A (en) * | 2018-10-22 | 2018-12-14 | 成都共同进步信息技术有限公司 | A kind of interior wisdom ecology broadcast platform equipment |
| CN109391339A (en) * | 2018-10-22 | 2019-02-26 | 成都共同进步信息技术有限公司 | A kind of outdoor wisdom ecology broadcast terminal equipment master control system |
| CN111093158A (en) * | 2018-10-23 | 2020-05-01 | 成都共同进步信息技术有限公司 | Broadcasting system with WIFI signal access function |
| CN115440203A (en) * | 2021-06-03 | 2022-12-06 | 同方威视技术股份有限公司 | Voice control device and method for mobile robot and mobile robot |
| CN115440203B (en) * | 2021-06-03 | 2023-12-01 | 同方威视技术股份有限公司 | Voice control device and method for mobile robot and mobile robot |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20191211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |