CN106936454A - New property right plotting board - Google Patents
New property right plotting board Download PDFInfo
- Publication number
- CN106936454A CN106936454A CN201710139984.5A CN201710139984A CN106936454A CN 106936454 A CN106936454 A CN 106936454A CN 201710139984 A CN201710139984 A CN 201710139984A CN 106936454 A CN106936454 A CN 106936454A
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- CN
- China
- Prior art keywords
- circuit
- receiver
- emitter
- transmitting
- circuits
- Prior art date
- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- 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
- H04B1/06—Receivers
- H04B1/16—Circuits
Abstract
The invention discloses new property right plotting board, including transmitter system and receiver system, transmitter system includes microphone input interface, route input interface, FM FM circuits, radio circuit, transmitting antenna, emitter microcontroller, transmitter supply, emitter display, emitter keyboard, and the microphone input interface, route input interface, radio circuit, FSK coding circuits are connected with FM FM circuits respectively；Receiver system includes reception antenna, radio frequency input circuit, FM regulations circuit, power amplifier, earphone, FSK decoding circuits, receiver power supply, receiver microcontroller, receiver display, receiver keyboard, and the reception antenna, radio frequency input circuit, FM regulations circuit, power amplifier, earphone are sequentially connected.The present invention combines wireless telecommunications and data transfer so that unobstructed, and change data record and the mode of transmission are communicated during mapping, mitigates the working strength of mapping, improve the degree of accuracy of mapping.
Description
Technical field
The present invention relates to environment mapping, and in particular to new property right plotting board.
Background technology
It is the skill that have developed rapidly in recent years using the short-distance transmission voice of radio communication channel and data service
Art.In electric power, water conservancy, Surveying Engineering, gps data collection, remote device monitoring, the field such as Different high risk sites detection, due to nature
And region reason, part engineering can not implement the connection of wired voice-and-data.Wireless speech and data transmission technology are by nothing
Line voice transmission technology and wireless data transmission technology combine, and realize the real-time Transmission of voice-and-data, its effect class
It is similar to the information transmission between mobile station in mobile communications system.But the transmission communication technology application obscure portions of China's surveying and mapping data
Still there is a problem that scientific and technological utilization rate is not high, it is exactly most of or artificial observation, Ran Houxian to be embodied in surveying production
Field record data, returns to data inputting in the industry, reprocesses.The mapping work of also most area also rests on field operation number
There is special personnel's skeletonizing with memory aid while according to collection, draftsman's field operation institute cartographic sketching carries out topographic map drawing,
The company's figure being commonly called as, such working strength is big, and error rate is high, has a significant impact for mapping operations.
The content of the invention
Inconvenience and data record transmission inconvenience are communicated when the technical problems to be solved by the invention are original mappings, is unfavorable for
The carrying out of mapping operations, it is therefore intended that provide new property right plotting board so that communicate unobstructed during mapping, and change data records
With the mode of transmission, mitigate the working strength of mapping, improve the degree of accuracy of mapping.
The present invention is achieved through the following technical solutions：
New property right plotting board, including transmitter system and receiver system, the transmitter system include that microphone is defeated
Incoming interface, route input interface, FM FM circuits, radio circuit, transmitting antenna, emitter microcontroller, transmitter supply, hair
Penetrate machine display, emitter keyboard, the microphone input interface, route input interface, radio circuit, FSK coding circuits difference
It is connected with FM FM circuits, the transmitting antenna is connected with radio circuit, the transmitter supply, emitter display, transmitting
Switch disk, FSK coding circuits are connected with emitter microcontroller respectively；The receiver system includes that reception antenna, radio frequency are defeated
Enter circuit, FM regulations circuit, power amplifier, earphone, FSK decoding circuits, receiver power supply, receiver microcontroller, receiver
Display, receiver keyboard, the reception antenna, radio frequency input circuit, FM regulations circuit, power amplifier, earphone are sequentially connected,
The FSK decoding circuits, receiver power supply, receiver display, receiver keyboard are connected with receiver microcontroller respectively, institute
FSK decoding circuits are stated to be connected with radio frequency input circuit.The signal transmitting of transmitter system is related by emitter microprocessor control
Information can be sent to FSK modulation circuit by emitter stage input through keyboard after encoded circuit code, the signal after modulation is by amplifying
Deng treatment after be sent to transmitter antenna send；The signal demodulation that receiver system receives receiver antenna, passes through after demodulation
Overpower amplifies, and output to earphone, fsk signal is processed through FSK demodulation receivers microcontroller, and output shows to receiver
Device.
Further, radio circuit includes high-frequency generator, buffer amplifier, final power amplifier, the high frequency vibrating
Swing device, buffer amplifier, final power amplifier to be sequentially connected, the transmitting antenna is by connecting final power amplifier and penetrating
Frequency circuit is connected；The FM FM circuits are connected by connecting high-frequency generator with radio circuit.
Further, radio frequency input circuit uses CXA1238S chips.
Further, transmitter system includes transmitting-receiving switching circuit, the transmitting-receiving switching circuit and emitter microcontroller
Connection, the transmitting-receiving switching circuit is used to switch the reiving/transmitting state of transmitter system.
Further, receiver system includes transmitting-receiving switching circuit, the transmitting-receiving switching circuit and receiver microcontroller
Connection, the transmitting-receiving switching circuit is used to switch the reiving/transmitting state of receiver system.
The present invention compared with prior art, has the following advantages and advantages：The present invention is by wireless telecommunications and data
Transmission combine so that communicated during mapping it is unobstructed, and change data record and transmission mode, mitigate mapping working strength, carry
The degree of accuracy of height mapping.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is transmitter architecture schematic diagram of the present invention；
Fig. 2 is inventive receiver structural representation；
Fig. 3 is radio frequency structure figure of the present invention；
Fig. 4 is switching circuit schematic diagram of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
It is limitation of the invention.
Embodiment
As depicted in figs. 1 and 2, new property right plotting board, including transmitter system and receiver system, the emitter
System includes microphone input interface, route input interface, FM FM circuits, radio circuit, transmitting antenna, emitter microcontroller
Device, transmitter supply, emitter display, emitter keyboard, the microphone input interface, route input interface, radio circuit,
FSK coding circuits are connected with FM FM circuits respectively, and the transmitting antenna is connected with radio circuit, the transmitter supply, hair
Machine display, emitter keyboard, FSK coding circuits is penetrated to be connected with emitter microcontroller respectively；The receiver system includes
Reception antenna, radio frequency input circuit, FM regulations circuit, power amplifier, earphone, FSK decoding circuits, receiver power supply, receiver
Microcontroller, receiver display, receiver keyboard, the reception antenna, radio frequency input circuit, FM regulations circuit, power amplifier electricity
Road, earphone are sequentially connected, the FSK decoding circuits, receiver power supply, receiver display, receiver keyboard respectively with reception
Machine microcontroller is connected, and the FSK decoding circuits are connected with radio frequency input circuit.
Transmitter system sends information and is divided into two channels, and voice channel uses FM frequency modulation technologies, and the microphone that will be received is defeated
Enter or circuit input speech signal, be modulated on 146MHz carrier waves, sent through power amplification and radio circuit, meanwhile, use
The data signals such as station number and Chinese and English short message in gating slave station are sent by digital channel, because this type of information is relative to voice
Signal has requirement higher to the bit error rate, so employing FSK modulation mode during design.Data signal is by emitter microcontroller
Control, relevant information can be input into by keyboard circuit, FSK modulation circuit is sent to after encoded circuit code, the letter after modulation
Number amplified circuit is sent to antenna transmission after amplifying, meanwhile, station number and Chinese and English short message digital information can be by receivers
Display shows.Two channels of receiver system can work simultaneously, and voice FM signals are through FM decoding circuits, the language for demodulating
Message number arrives the output equipments such as earphone or loudspeaker through power amplification, output.The fsk signal such as station number and Chinese and English information is through FSK
Demodulation and the treatment of receiver microcontroller, output are shown to receiver display.Radio frequency input circuit uses CXA1238S
Chip.Receiver microcontroller and emitter microcontroller select AT89S52 single-chip microcomputers.
As shown in figure 3, radio circuit includes high-frequency generator, buffer amplifier, final power amplifier, the high frequency vibrating
Swing device, buffer amplifier, final power amplifier to be sequentially connected, the transmitting antenna is by connecting final power amplifier and penetrating
Frequency circuit is connected；The FM FM circuits are connected by connecting high-frequency generator with radio circuit.High-frequency generator is used for producing
CF signal, frequency falls in 146MHz, by changing inductance value by change tranmitting frequency.In the presence of audio signal,
Frequency modulation is realized by changing transistor interelectrode capacity, corresponding frequency-modulated wave is produced, radiofrequency signal is exported by the emitter of Q1, is sent to
The buffer amplifier of the compositions such as Q275, L2, C8, R5 carries out power ascension, and can mitigate influence of the final amplifier to oscillator.
Final stage is amplified for high frequency Class C arrowband, and radio-frequency power is further amplified, and transmitting antenna is coupled to surrounding space spoke through C13
Penetrate.Junction capacity constitutes Colpitts oscillation circuit, its operation principle between Q1, L1, C3, C5, C7 and base stage and colelctor electrode
It is as follows：For high frequency, Q1 base stages are ground connection, so being common-base circuit.PN junction between collector-base is in reversely partially
Pressure condition, junction capacity returns that two ends, frequency of oscillation can be influenceed equivalent to L1, C3 resonance in parallel.Modulation voltage is added on Q1 base stages, with
Change the base potential of Q1, the reverse biased between colelctor electrode and base stage is there occurs change, so that junction capacity follows modulation electricity
Press and become, which achieves frequency modulation.The centre frequency of this circuit can be adjusted by loop variable capacitance C3, be operated in
146MHz。
Transmitter system includes transmitting-receiving switching circuit, and the transmitting-receiving switching circuit is connected with emitter microcontroller, described
Transmitting-receiving switching circuit is used to switch the reiving/transmitting state of transmitter system.Receiver system includes transmitting-receiving switching circuit, the transmitting-receiving
Switching circuit is connected with receiver microcontroller, and the transmitting-receiving switching circuit is used to switch the reiving/transmitting state of receiver system.Such as
Shown in Fig. 4, switching circuit is isolated using the symplectic signal of 4N35 light.
Above-described specific embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that and the foregoing is only specific embodiment of the invention, be not intended to limit the present invention
Protection domain, all any modification, equivalent substitution and improvements within the spirit and principles in the present invention, done etc. all should include
Within protection scope of the present invention.
Claims (5)
1. new property right plotting board, it is characterised in that including transmitter system and receiver system, the transmitter system bag
Include microphone input interface, route input interface, FM FM circuits, radio circuit, transmitting antenna, emitter microcontroller, transmitting
Electromechanical source, emitter display, emitter keyboard, the microphone input interface, route input interface, radio circuit, FSK codings
Circuit is connected with FM FM circuits respectively, and the transmitting antenna is connected with radio circuit, and the transmitter supply, emitter show
Device, emitter keyboard, FSK coding circuits are connected with emitter microcontroller respectively；The receiver system include reception antenna,
Radio frequency input circuit, FM regulation circuit, power amplifier, earphone, FSK decoding circuits, receiver power supply, receiver microcontroller,
Receiver display, receiver keyboard, the reception antenna, radio frequency input circuit, FM regulation circuit, power amplifier, earphone according to
Secondary connection, the FSK decoding circuits, receiver power supply, receiver display, receiver keyboard respectively with receiver microcontroller
Connection, the FSK decoding circuits are connected with radio frequency input circuit.
2. new property right plotting board according to claim 1, it is characterised in that the radio circuit includes the higher-order of oscillation
Device, buffer amplifier, final power amplifier, the high-frequency generator, buffer amplifier, final power amplifier connect successively
Connect, the transmitting antenna is connected by connecting final power amplifier with radio circuit；The FM FM circuits are high by connecting
Frequency oscillator is connected with radio circuit.
3. new property right plotting board according to claim 1, it is characterised in that the radio frequency input circuit is used
CXA1238S chips.
4. new property right plotting board according to claim 1, it is characterised in that the transmitter system is cut including transmitting-receiving
Circuit is changed, the transmitting-receiving switching circuit is connected with emitter microcontroller, the transmitting-receiving switching circuit is used to switch emitter system
The reiving/transmitting state of system.
5. new property right plotting board according to claim 1, it is characterised in that the receiver system is cut including transmitting-receiving
Circuit is changed, the transmitting-receiving switching circuit is connected with receiver microcontroller, the transmitting-receiving switching circuit is used to switch receiver system
The reiving/transmitting state of system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710139984.5A CN106936454A (en) | 2017-03-10 | 2017-03-10 | New property right plotting board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710139984.5A CN106936454A (en) | 2017-03-10 | 2017-03-10 | New property right plotting board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106936454A true CN106936454A (en) | 2017-07-07 |
Family
ID=59433598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710139984.5A Pending CN106936454A (en) | 2017-03-10 | 2017-03-10 | New property right plotting board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106936454A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0768781A2 (en) * | 1995-10-10 | 1997-04-16 | AT&T Corp. | Apparatus for high-speed simultaneous voice/data communications |
| CN102253386A (en) * | 2011-03-29 | 2011-11-23 | 西安电子科技大学 | Airborne three-dimensional synthetic aperture radar imaging system based on transmitted beam scanning |
| CN205375791U (en) * | 2016-01-04 | 2016-07-06 | 东莞职业技术学院 | Surveying instrument |
| CN205912143U (en) * | 2016-06-30 | 2017-01-25 | 广东新禾道信息科技有限公司 | House property survey and drawing management device |
| CN206557980U (en) * | 2017-03-10 | 2017-10-13 | 成都金广通科技有限公司 | A kind of property right confirms mapping system |
-
2017
- 2017-03-10 CN CN201710139984.5A patent/CN106936454A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0768781A2 (en) * | 1995-10-10 | 1997-04-16 | AT&T Corp. | Apparatus for high-speed simultaneous voice/data communications |
| CN102253386A (en) * | 2011-03-29 | 2011-11-23 | 西安电子科技大学 | Airborne three-dimensional synthetic aperture radar imaging system based on transmitted beam scanning |
| CN205375791U (en) * | 2016-01-04 | 2016-07-06 | 东莞职业技术学院 | Surveying instrument |
| CN205912143U (en) * | 2016-06-30 | 2017-01-25 | 广东新禾道信息科技有限公司 | House property survey and drawing management device |
| CN206557980U (en) * | 2017-03-10 | 2017-10-13 | 成都金广通科技有限公司 | A kind of property right confirms mapping system |
Non-Patent Citations (1)
| Title |
|---|
| 李杰: "《测绘工程中无线语音及数据传输系统设计》", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
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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: 20170707 |
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| RJ01 | Rejection of invention patent application after publication |