CN106685457A - Walkie talkie long in transmission distance - Google Patents
Walkie talkie long in transmission distance Download PDFInfo
- Publication number
- CN106685457A CN106685457A CN201610752486.3A CN201610752486A CN106685457A CN 106685457 A CN106685457 A CN 106685457A CN 201610752486 A CN201610752486 A CN 201610752486A CN 106685457 A CN106685457 A CN 106685457A
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- China
- Prior art keywords
- electrically connected
- input
- output end
- intercom
- chip
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- 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
- H04B1/40—Circuits
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Transmitters (AREA)
Abstract
The invention discloses a walkie talkie long in transmission distance. The walkie talkie comprises a walkie talkie body, an AVR processor, a recording chip and a radio frequency transceiver, wherein the radio frequency transceiver is mounted in the walkie talkie body and electrically connected with the AVR processor, the output end of the AVR processor is electrically connected with the input end of an audio power amplifier, the output end of the audio power amplifier is electrically connected with the input end of a loudspeaker, the input end of the AVR processor is electrically connected with an input keyboard, the output end of the AVR processor is electrically connected with the input end of a liquid crystal display screen, the output end of the AVR processor is electrically connected with the input end of an MIC audio circuit, the output end of the MIC audio circuit is electrically connected with the input end of the recording chip, and the output end of the recording chip is electrically connected with the input end of storage. The walkie talkie has the advantages that by the radio frequency transceiver comprising a radio frequency transceiving chip, a frequency modulation and demodulation chip and a radio frequency power amplifier chip, the walkie talkie is good in expansibility and long in transmission distance.
Description
Technical field
The present invention relates to intercom technical field, specially a kind of intercom of long transmission distance.
Background technology
Intercom is a kind of bidirectional mobile communication instrument, and critically important effect is all played in production and life, but existing
Some intercoms have many defects, and such as transmission range is shorter, and cannot access earphone, the shape being ravesdropping easily occurs
Condition, security is poor, and intercom cannot also realize positioning to user, is occurring in emergency circumstances, it is impossible to which arrive in the very nick of time scene,
Often there is the situation broken in Jing, and service life is shorter.
The content of the invention
It is an object of the invention to provide a kind of intercom of long transmission distance, to solve above-mentioned background technology in propose
Problem.
For achieving the above object, the present invention provides following technical scheme：A kind of intercom of long transmission distance, including intercommunication
Machine body, AVR processors, recording chip and RF transceiver, the intercom body upside is provided with antenna, volume adjusting rotation
Button and fm dial, the intercom body installed in front has sound outlet channel, LCDs and input keyboard, the intercom sheet
Body side is provided with earphone interface and power interface, and the intercom body opposite side is provided with torch slot, and torch slot
Inside is inserted with torch, and the intercom body interior is provided with RF transceiver, and RF transceiver and AVR processors are electrical
Connection, the output end of the AVR processors and the input of audio-frequency power amplifier are electrically connected with, and audio-frequency power amplifier
The input of output end and loudspeaker is electrically connected with, and the input of the AVR processors and input keyboard are electrically connected with, the AVR
The output end of processor and the input of LCDs are electrically connected with, the output end and MIC voicefrequency circuits of the AVR processors
Input be electrically connected with, and MIC voicefrequency circuits output end and recording chip input be electrically connected with, the recording chip
Output end and memory input be electrically connected with.
Preferably, the RF transceiver is made up of rf chip, fm demodulation chip and RF power amplification chip.
Preferably, the output end of the input of the AVR processors and detection means is electrically connected with, and detection means is defeated
The input for entering end and earphone interface is electrically connected with.
Preferably, the intercom body exterior is cased with being provided with handle on rubbery outer cover, and rubbery outer cover.
Preferably, the AVR processors and GPS positioning device are electrically connected with.
Compared with prior art, the invention has the beneficial effects as follows：The equipment by RF transceiver by rf chip,
Fm demodulation chip and RF power amplification chip are constituted, with good autgmentability, long transmission distance, by the defeated of AVR processors
The output end for entering end and detection means is electrically connected with, and the input of detection means and the input of earphone interface are electrically connected with,
Have access to earphone, it is to avoid be ravesdropping, improve security, be cased with outside rubbery outer cover, and rubber by intercom body exterior
Handle is installed on shell, can effective shatter-resistant, extend service life, electrically connected by AVR processors and GPS positioning device
Connect, user position can be positioned, improve security, and simple structure, it is reasonable in design.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the side view of the present invention；
Fig. 3 is the fundamental diagram of the present invention.
In figure：1- fm dials；2- volume adjustment knobs；3- sound outlet channels；4- rubbery outer covers；5- intercom bodies；6- liquid
Crystal display screen；7- input keyboards；8- handles；9- torch slots；10- torch；11- antennas；12- rf chips；13- frequency modulation
Demodulation chip；14- RF power amplification chips；15- RF transceivers；16- power interfaces；17- detection means；18- loudspeaker；19-MIC
Voicefrequency circuit；20- recording chips；21- memories；22-GPS positioners；23- earphone interfaces；24- audio-frequency power amplifiers；
25-AVR processors.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1, Fig. 2 and Fig. 3, a kind of embodiment that the present invention is provided：A kind of intercom of long transmission distance, including
Intercom body 5, AVR processors 25, recording chip 20 and RF transceiver 15, the upside of intercom body 5 be provided with antenna 11,
Volume adjustment knob 2 and fm dial 2, the installed in front of intercom body 5 has sound outlet channel 3, LCDs 6 and input keyboard 7,
The side of intercom body 5 is provided with earphone interface 23 and power interface 16, and the opposite side of intercom body 5 is provided with torch slot 9,
And torch 10 is inserted with inside torch slot 9, RF transceiver 15, and RF transceiver 15 are installed inside intercom body 5
It is electrically connected with AVR processors 25, the output end of AVR processors 25 and the input of audio-frequency power amplifier 24 are electrically connected with,
And output end and the input electric connection of loudspeaker 18, the input of AVR processors 25 and the input of audio-frequency power amplifier 24
Keyboard 7 is electrically connected with, and the output end of AVR processors 25 and the input of LCDs 6 are electrically connected with, AVR processors 25
The input of output end and MIC voicefrequency circuits 19 is electrically connected with, and MIC voicefrequency circuits 19 output end and recording chip 20 it is defeated
Enter end to be electrically connected with, the output end of recording chip 20 and the input of memory 21 are electrically connected with, and RF transceiver 15 is by radio frequency
Transceiving chip 12, fm demodulation chip 13 and RF power amplification chip 14 are constituted, the input and detection means 17 of AVR processors 25
Output end be electrically connected with, and detection means 17 input and earphone interface 23 input be electrically connected with, intercom body 5
Outside is cased with being provided with handle 8 on rubbery outer cover 4, and rubbery outer cover 4, and AVR processors 25 and GPS positioning device 22 electrically connect
Connect.
Operation principle：When using, RF transceiver 15 is received and transmitted to signal, and RF transceiver 15 is received by radio frequency
Send out chip 12, fm demodulation chip 13 and RF power amplification chip 14 to constitute, with good autgmentability, long transmission distance, pass through
MIC voicefrequency circuits 19, recording chip 20 and memory 21 can be realized recording and storing, audio-frequency power amplifier 24 and loudspeaker 18
Sounding is carried out, GPS positioning device 22 can be realized positioning the position of user, improve security, AVR processors 25
Input and the output end of detection means 17 be electrically connected with, and the input and the input of earphone interface 23 of detection means 17
It is electrically connected with, has access to earphone, it is to avoid eavesdropping, improve security, rubbery outer cover 4, and rubber is cased with outside intercom body 5
Handle 8 is installed on glue shell 4, can effective shatter-resistant, extend service life.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be in other specific forms realized.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as and limit involved claim.
Claims (5)
1. a kind of intercom of long transmission distance, including intercom body (5), AVR processors (25), recording chip (20) and penetrate
Frequency transceiver (15), it is characterised in that：The intercom body (5) upside be provided with antenna (11), volume adjustment knob (2) and
Fm dial (2), intercom body (5) installed in front has sound outlet channel (3), LCDs (6) and input keyboard (7),
Intercom body (5) side is provided with earphone interface (23) and power interface (16), intercom body (5) opposite side
It is provided with inside torch slot (9), and torch slot (9) and is inserted with torch (10), is provided with inside the intercom body (5)
RF transceiver (15), and RF transceiver (15) and AVR processors (25) be electrically connected with, the AVR processors (25) it is defeated
The input for going out end and audio-frequency power amplifier (24) is electrically connected with, and the output end and loudspeaker of audio-frequency power amplifier (24)
(18) input is electrically connected with, and the input of the AVR processors (25) and input keyboard (7) are electrically connected with, at the AVR
Reason device (25) output end and LCDs (6) input be electrically connected with, the output end of the AVR processors (25) and
The input of MIC voicefrequency circuits (19) is electrically connected with, and output end and the input of recording chip (20) of MIC voicefrequency circuits (19)
End is electrically connected with, and the output end of the recording chip (20) and the input of memory (21) are electrically connected with.
2. the intercom of a kind of long transmission distance according to claim 1, it is characterised in that：The RF transceiver (15)
It is made up of rf chip (12), fm demodulation chip (13) and RF power amplification chip (14).
3. the intercom of a kind of long transmission distance according to claim 1, it is characterised in that：The AVR processors (25)
Input and the output end of detection means (17) be electrically connected with, and the input and earphone interface (23) of detection means (17)
Input is electrically connected with.
4. the intercom of a kind of long transmission distance according to claim 1, it is characterised in that：The intercom body (5)
Outside is cased with being provided with handle (8) on rubbery outer cover (4), and rubbery outer cover (4).
5. the intercom of a kind of long transmission distance according to claim 1, it is characterised in that：The AVR processors (25)
It is electrically connected with GPS positioning device (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610752486.3A CN106685457A (en) | 2016-08-29 | 2016-08-29 | Walkie talkie long in transmission distance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610752486.3A CN106685457A (en) | 2016-08-29 | 2016-08-29 | Walkie talkie long in transmission distance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106685457A true CN106685457A (en) | 2017-05-17 |
Family
ID=58839899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610752486.3A Pending CN106685457A (en) | 2016-08-29 | 2016-08-29 | Walkie talkie long in transmission distance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106685457A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102768558A (en) * | 2011-05-05 | 2012-11-07 | 鸿富锦精密工业（深圳）有限公司 | All-in-one computer having function of muting loudspeaker |
| CN202587290U (en) * | 2012-04-24 | 2012-12-05 | 力声（福建）通信股份有限公司 | Dual-frequency band interphone |
| CN103079118A (en) * | 2013-01-18 | 2013-05-01 | 复旦大学无锡研究院 | Multi-function field interphone |
| CN203135857U (en) * | 2013-01-05 | 2013-08-14 | 泉州市威诺电子科技有限公司 | Digital interphone |
| CN204669355U (en) * | 2015-06-08 | 2015-09-23 | 福建泉州市铭源通电子有限公司 | A kind of intercom of tool sound-recording function |
| CN204795006U (en) * | 2015-07-03 | 2015-11-18 | 南安市德华电子设备厂 | Take intercom of emergency lighting device |
| CN205407796U (en) * | 2016-02-18 | 2016-07-27 | 泉州市艾丽特电子科技有限公司 | Multifunctional interphone with prevent falling effect |
-
2016
- 2016-08-29 CN CN201610752486.3A patent/CN106685457A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102768558A (en) * | 2011-05-05 | 2012-11-07 | 鸿富锦精密工业（深圳）有限公司 | All-in-one computer having function of muting loudspeaker |
| CN202587290U (en) * | 2012-04-24 | 2012-12-05 | 力声（福建）通信股份有限公司 | Dual-frequency band interphone |
| CN203135857U (en) * | 2013-01-05 | 2013-08-14 | 泉州市威诺电子科技有限公司 | Digital interphone |
| CN103079118A (en) * | 2013-01-18 | 2013-05-01 | 复旦大学无锡研究院 | Multi-function field interphone |
| CN204669355U (en) * | 2015-06-08 | 2015-09-23 | 福建泉州市铭源通电子有限公司 | A kind of intercom of tool sound-recording function |
| CN204795006U (en) * | 2015-07-03 | 2015-11-18 | 南安市德华电子设备厂 | Take intercom of emergency lighting device |
| CN205407796U (en) * | 2016-02-18 | 2016-07-27 | 泉州市艾丽特电子科技有限公司 | Multifunctional interphone with prevent falling effect |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170517 |
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| RJ01 | Rejection of invention patent application after publication |