CN105634529B - Intelligent intercom with bluetooth automatic adaptation frequency - Google Patents
Intelligent intercom with bluetooth automatic adaptation frequency Download PDFInfo
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- CN105634529B CN105634529B CN201610069997.5A CN201610069997A CN105634529B CN 105634529 B CN105634529 B CN 105634529B CN 201610069997 A CN201610069997 A CN 201610069997A CN 105634529 B CN105634529 B CN 105634529B
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- 230000006978 adaptation Effects 0.000 title claims abstract description 32
- 238000004891 communication Methods 0.000 claims abstract description 24
- 230000002093 peripheral effect Effects 0.000 claims abstract description 8
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 230000006870 function Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 2
- 230000000153 supplemental effect Effects 0.000 claims 1
- 230000005465 channeling Effects 0.000 abstract description 4
- 230000003321 amplification Effects 0.000 description 6
- 238000003199 nucleic acid amplification method Methods 0.000 description 6
- 230000005236 sound signal Effects 0.000 description 3
- 241000208340 Araliaceae Species 0.000 description 1
- 244000283207 Indigofera tinctoria Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Classifications
-
- 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
- H04B1/3827—Portable transceivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
- H04B5/48—Transceivers
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Telephone Function (AREA)
Abstract
The present invention relates to a kind of intelligent intercoms with bluetooth automatic adaptation frequency, equipped with casing, the casing is equipped with keyboard, liquid crystal display, main circuit board is housed in the casing, the main circuit board is equipped with primary processor, the primary processor is equipped with asynchronous communication interface, input/output interface, Serial Peripheral Interface (SPI), the primary processor is connected by asynchronous communication interface and intercommunication module communication, the primary processor is connect by Serial Peripheral Interface (SPI) with external memory data, the primary processor is connect by asynchronous communication interface with blue-teeth data module communication, the primary processor is connect by input/output interface with Bluetooth audio frequency module data.The present invention is suitable for intercom, the advantages of having strong antijamming capability, interference of the interference signal to intermediate station can be effectively prevented especially in transfer communication system, channeling in zonule is realized, puies forward high-frequency utilization rate.
Description
Technical field
The invention belongs to a kind of communication apparatus, a kind of particularly intelligent intercom bluetooth-capable.
Background technology
Conventional wireless electricity intercom basic functional principle is divided into three parts.One, emitting portion, voice by modulated signal and
Modulation circuit is converted into the radio-frequency carrier signal that audio signal generates transmitting through phaselocked loop and voltage controlled oscillator (VCO), through too slow
Punching amplification, excitation amplification, power amplifier, generates specified radio-frequency power, by antenna low-pass filter, inhibits harmonic wave, then passes through
Antenna is launched；Two, receiving portion, receiving portion by from radio frequency amplified signal with from phase-locked loop frequency synthesizer electricity
First local oscillation signal on road is mixed at the first frequency mixer and generates the first intermediate-freuqncy signal.First intermediate-freuqncy signal passes through crystal filter
Device further eliminates the noise signal of neighboring trace.Filtered first intermediate-freuqncy signal enters IF process chip, believes with the second local oscillator
Mixing generates the second intermediate-freuqncy signal number again, after the second intermediate-freuqncy signal filters out useless spurious signal by a ceramic filter,
It is amplified and frequency discrimination, generates audio signal.Audio signal by amplification, bandpass filter, the circuits such as postemphasis, into volume control
Circuit and power amplifier amplification processed, drive the speaker, the sound that can be launched；Three, signaling is handled, and intercom is micro-
Control unit (MCU) generates CTCSS/CDCSS signals and is adjusted by amplification, is modulated into voltage controlled oscillator.Receive frequency discrimination
The low frequency signal obtained afterwards, a part is filtered shaping by amplification and infrasonic bandpass filter, into microcontroller list
First (MCU), is compared with preset value, by the output of its output control audio frequency power amplifier and loud speaker.I.e. if with preset frequency point
It is identical with infrasonic value, then loud speaker is opened, if it is different, then mute speaker.Above-mentioned three parts are the bases of traditional intercom
Present principles, the premise that one-to-one or cluster conversation can be established are to participate in the intercom needs setting of call in identical frequency
On, and receive subsonics with transmitting subsonics parameter it is identical, this cumbersome setting operation element just brought, easy to produce mistake simultaneously
It wastes time, intercom of the present invention is exactly can be by smart bluetooth system frequency and reception subsonics and the ginseng for emitting subsonics
Number automatic adaptation is completed.
Invention content
The purpose of the present invention is to solve the above problems, propose a kind of intelligent intercommunication with bluetooth automatic adaptation frequency
Machine, the intelligent intercom with bluetooth automatic adaptation frequency, can especially in transfer communication system with strong antijamming capability
To be effectively prevented interference of the interference signal to intermediate station, realizes channeling in zonule, carry the spy of high-frequency utilization rate
Point.
The purpose of the present invention is achieved through the following technical solutions：Intelligent intercommunication with bluetooth automatic adaptation frequency
Machine, is equipped with casing, and the casing is equipped with keyboard, liquid crystal display, main circuit board, the main circuit board are housed in the casing
It is equipped with primary processor, it is characterised in that：The primary processor is equipped with asynchronous communication interface, input/output interface, serial peripheral
Interface, the primary processor are connected by asynchronous communication interface and intercommunication module communication, and the primary processor passes through serial peripheral
Interface is connect with external memory data, and the primary processor is connect by asynchronous communication interface with blue-teeth data module communication,
The primary processor is connect by input/output interface with Bluetooth audio frequency module data, and the primary processor is connect by input and output
Mouth is connect with keyboard data, and the primary processor increases smart bluetooth system, has perfect frequency in Bluetooth system and sets
The parameter database of subsonics setting, transmitting subsonics setting is set, receives, one-to-one or cluster intercom is only needed through bluetooth system
System can be automatically performed frequency, receive subsonics, transmitting subsonics setting, and the Bluetooth audio frequency module is opened by the first Audio conversion
Close, the second Audio conversion switch is connected with intercommunication module control, first Audio conversion switch is circumscribed with microphone, described the
Two Audio conversions switch is circumscribed with loud speaker, and the Bluetooth audio frequency module, intercommunication module, blue-teeth data module are circumscribed with antenna,
The primary processor, Bluetooth audio frequency module, intercommunication module, blue-teeth data module are by power module for electrical connection.
The main circuit board any one intercom in one-to-one frequency adaptation can be used as originating end to initiate frequency
Adaptation demand, another intercom are then used as receiving terminal, and originating end is sent out just has prompt with frequency demand in receiving terminal, is receiving
End can select to receive this demand still to refuse this demand, to quickly finish the frequency adaptation work of one-to-one intercommunication.
Frequency adaptation demand of the main circuit board under one-to-many cluster environment, any one intercom can be made
Frequency adaptation demand is initiated for originating end, all intercoms are then all used as receiving terminal, originating end to send out with frequency demand in receiving terminal
Prompt is just had, can select to receive this demand in receiving terminal still to refuse this demand, to which one-to-many collection be rapidly completed
The frequency adaptation work of group's intercommunication.
The main circuit board is furnished with the related application of Android and IOS systems, after bluetooth and mobile phone terminal pairing, energy
In the simple and quick setting channel number of mobile phone application end, transmission power, tranmitting frequency, receives frequency, transmitting coding, receive solution
The parameter information of code.
The main circuit board can be answered by Bluetooth transmission equipped with bluetooth headset function and be hung up the telephone, support HFP, HSP,
PBAP agreements.
The main circuit board be equipped with Baffle Box of Bluetooth function, by Bluetooth transmission can put the cell phone outside on music, support
A2DP, AVRCP, OPP agreement.
The present invention can prevent user in non-group from usurping channel using subsonics；Resist it is strong in the ability of disturbing, especially in transfer communication
Interference signal can be effectively prevented in system to intermediate station in disturbing；It realizes channeling in zonule, puies forward high-frequency profit
With rate, reach frequency sharing；It may be implemented different groups other group and the selective calling functions such as exhale, generally call, it is simple, convenient and practical, this
Invention intercommunication function fast and accurately completes above-mentioned etc. responsibility operation, and especially subsonics is arranged, and subsonics can prevent non-group
Interior user usurps channel；Strong antijamming capability can be effectively prevented interference signal to transfer especially in transfer communication system
The interference of platform；It realizes channeling in zonule, puies forward high-frequency utilization rate, reach frequency sharing；Different groups may be implemented
Group the selective calling functions such as exhale, generally call, simple, convenient and practical, intercommunication function of the present invention is fast and accurately completed above-mentioned etc.
Etc. responsibilities operation.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Specific implementation mode
The present invention is further illustrated with reference to the accompanying drawings and examples：
Embodiment：Referring to attached drawing 1, the intelligent intercom with bluetooth automatic adaptation frequency is equipped with casing, on the casing
Equipped with keyboard, liquid crystal display, main circuit board is housed in the casing, the main circuit board is equipped with primary processor, the master
Processor is equipped with asynchronous communication interface, input/output interface, Serial Peripheral Interface (SPI), and the primary processor passes through asynchronous communication interface
It communicates and connects with intercommunication module, the primary processor is connect by Serial Peripheral Interface (SPI) with external memory data, the main place
Reason device is connect by asynchronous communication interface with blue-teeth data module communication, and the primary processor passes through input/output interface and bluetooth
Audio-frequency module data connection, the primary processor are connect by input/output interface with keyboard data, and the primary processor increases
Smart bluetooth system, the parameter for having perfect set of frequency in Bluetooth system, receiving subsonics setting, transmitting subsonics setting
Database, one-to-one or cluster intercom only need that by Bluetooth system frequency can be automatically performed, receive subsonics, transmitting Asia
Sound is arranged, and the Bluetooth audio frequency module is switched by the first Audio conversion, the second Audio conversion switch connects with intercommunication module control
It connects, the first Audio conversion switch is circumscribed with microphone, and the second Audio conversion switch is circumscribed with loud speaker, the bluetooth
Audio-frequency module, intercommunication module, blue-teeth data module are circumscribed with antenna, the primary processor, Bluetooth audio frequency module, intercommunication module,
Blue-teeth data module is by power module for electrical connection；The main circuit board any one intercom in one-to-one frequency adaptation
Originating end can be used as to initiate frequency adaptation demand, another intercom is then used as receiving terminal, originating end to send out with frequency demand
Prompt is just had in receiving terminal, can select to receive this demand in receiving terminal still to refuse this demand, to quickly finish one
Frequency adaptation work to an intercommunication；Frequency adaptation demand of the main circuit board under one-to-many cluster environment, it is any one
Platform intercom can be used as originating end to initiate frequency adaptation demand, and all intercoms are then all used as receiving terminal, originating end to send out
Prompt is just had in receiving terminal with frequency demand, can select to receive this demand in receiving terminal still to refuse this demand, to fast
Speed completes the frequency adaptation work of one-to-many cluster intercommunication；The main circuit board is answered equipped with the related of Android to IOS systems
With, by bluetooth and mobile phone terminal pairing after, can be in the simple and quick setting channel number of mobile phone application end, transmission power, transmitting
Frequency, transmitting coding, receives decoded parameter information at receives frequency；The main circuit board passes through indigo plant equipped with bluetooth headset function
Tooth transmission, which can answer, hangs up the telephone, and supports HFP, HSP, PBAP agreement；The main circuit board is equipped with Baffle Box of Bluetooth function, passes through
Bluetooth transmission can put the cell phone outside on music, support A2DP, AVRCP, OPP agreement.
Finally it should be noted that：Obviously, the above embodiment is merely an example for clearly illustrating the present invention, and simultaneously
The non-restriction to embodiment.For those of ordinary skill in the art, it can also do on the basis of the above description
Go out other various forms of variations or variation.There is no necessity and possibility to exhaust all the enbodiments.And thus drawn
The obvious changes or variations of stretching are still in the protection scope of this invention.
Claims (6)
1. a kind of intelligent intercom with bluetooth automatic adaptation frequency, is equipped with casing, the casing is equipped with keyboard, liquid crystal
Display screen, the casing is interior to be equipped with main circuit board, and the main circuit board is equipped with primary processor, it is characterised in that：The main process task
Device be equipped with asynchronous communication interface, input/output interface, Serial Peripheral Interface (SPI), the primary processor by asynchronous communication interface with it is right
Say that module communication connects, the primary processor is connect by Serial Peripheral Interface (SPI) with external memory data, the primary processor
It is connect with blue-teeth data module communication by asynchronous communication interface, the primary processor passes through input/output interface and Bluetooth audio frequency
Module data connects, and the primary processor is connect by input/output interface with keyboard data, and the primary processor increases intelligence
Energy Bluetooth system, the supplemental characteristic for having perfect set of frequency in Bluetooth system, receiving subsonics setting, transmitting subsonics setting
Library, one-to-one or cluster intercom only need by Bluetooth system can be automatically performed frequency, receive subsonics, transmitting subsonics set
It sets, the Bluetooth audio frequency module is switched by the first Audio conversion, the second Audio conversion switch is connected with intercommunication module control, institute
It states the first Audio conversion switch and is circumscribed with microphone, the second Audio conversion switch is circumscribed with loud speaker, the Bluetooth audio frequency
Module, intercommunication module, blue-teeth data module are circumscribed with antenna, the primary processor, Bluetooth audio frequency module, intercommunication module, bluetooth
Data module is by power module for electrical connection.
2. the intelligent intercom according to claim 1 with bluetooth automatic adaptation frequency, it is characterised in that：The main electricity
Plate any one intercom in one-to-one frequency adaptation in road can be used as originating end to initiate frequency adaptation demand, and another right
Say that machine is then used as receiving terminal, originating end is sent out just has prompt with frequency demand in receiving terminal, can select to receive this in receiving terminal
Demand still refuses this demand, to quickly finish the frequency adaptation work of one-to-one intercommunication.
3. the intelligent intercom according to claim 1 with bluetooth automatic adaptation frequency, it is characterised in that：The main electricity
Frequency adaptation demand of the road plate under one-to-many cluster environment, any one intercom can be used as originating end to initiate frequency
Adaptation demand, all intercoms are then all used as receiving terminal, and originating end is sent out just has prompt with frequency demand in receiving terminal, is receiving
End can select to receive this demand still to refuse this demand, to which the frequency adaptation work of one-to-many cluster intercommunication be rapidly completed
Make.
4. the intelligent intercom according to claim 1 with bluetooth automatic adaptation frequency, it is characterised in that：The main electricity
Road plate is furnished with the related application of Android and IOS systems, can be simple in mobile phone application end after bluetooth and mobile phone terminal pairing
Quickly setting channel number, transmission power, tranmitting frequency, receives frequency, transmitting encode, receive decoded parameter information.
5. the intelligent intercom according to claim 1 with bluetooth automatic adaptation frequency, it is characterised in that：The main electricity
Road plate can be answered by Bluetooth transmission equipped with bluetooth headset function and be hung up the telephone, and support HFP, HSP, PBAP agreement.
6. the intelligent intercom according to claim 1 with bluetooth automatic adaptation frequency, it is characterised in that：The main electricity
Road plate be equipped with Baffle Box of Bluetooth function, by Bluetooth transmission can put the cell phone outside on music, support A2DP, AVRCP, OPP agreement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610069997.5A CN105634529B (en) | 2016-02-01 | 2016-02-01 | Intelligent intercom with bluetooth automatic adaptation frequency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610069997.5A CN105634529B (en) | 2016-02-01 | 2016-02-01 | Intelligent intercom with bluetooth automatic adaptation frequency |
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| Publication Number | Publication Date |
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| CN105634529A CN105634529A (en) | 2016-06-01 |
| CN105634529B true CN105634529B (en) | 2018-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610069997.5A Active CN105634529B (en) | 2016-02-01 | 2016-02-01 | Intelligent intercom with bluetooth automatic adaptation frequency |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107959924A (en) * | 2017-11-17 | 2018-04-24 | 西安蜂语信息科技有限公司 | Intercom method for parameter configuration and device |
| CN108833999A (en) * | 2018-07-06 | 2018-11-16 | 西安蜂语信息科技有限公司 | Intercom organizing method and device |
| CN109787661A (en) * | 2019-03-21 | 2019-05-21 | 达铭实业（宿州）股份有限公司 | A kind of Bluetooth signal high-speed transfer device |
| CN110191421B (en) * | 2019-06-13 | 2021-03-05 | 宁波长江电力能源服务有限公司 | Intelligent interphone system |
| CN113225720A (en) * | 2021-05-08 | 2021-08-06 | 深圳市威尔健科技发展有限公司 | Bluetooth intercom system |
| CN114339712B (en) * | 2021-12-29 | 2024-05-07 | 广州艾美网络科技有限公司 | Pairing method and device of wireless microphone and wireless microphone management system |
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2016
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|---|---|---|---|---|
| EP1248489A1 (en) * | 2001-04-06 | 2002-10-09 | Bticino S.P.A. | Concentrator device for consumption remote management systems |
| CN201266933Y (en) * | 2008-10-15 | 2009-07-01 | 杨宏星 | Interphone Bluetooth adapter |
| CN203968111U (en) * | 2014-05-20 | 2014-11-26 | 成碧天 | A kind of anti-lost intercom based on Bluetooth technology |
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| CN105634529A (en) | 2016-06-01 |
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Effective date of registration: 20200918 Address after: Room 936, 9 / F, via building, 29 Suzhou street, Haidian District, Beijing 100080 Patentee after: Beijing zhongxunchi Technology Co.,Ltd. Address before: 100035, Xicheng District iron lion Road, Beijing, No. 15, building 5, 1-502 Patentee before: Li Lan |