CN114500203A - Low-power-consumption high-speed wireless analog signal transmission system and method - Google Patents
Low-power-consumption high-speed wireless analog signal transmission system and method Download PDFInfo
- Publication number
- CN114500203A CN114500203A CN202210137469.4A CN202210137469A CN114500203A CN 114500203 A CN114500203 A CN 114500203A CN 202210137469 A CN202210137469 A CN 202210137469A CN 114500203 A CN114500203 A CN 114500203A
- Authority
- CN
- China
- Prior art keywords
- input end
- power
- analog signal
- module
- analog
- 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.)
- Pending
Links
- 230000008054 signal transmission Effects 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 230000005059 dormancy Effects 0.000 claims abstract description 4
- 238000001914 filtration Methods 0.000 claims abstract description 4
- 238000002955 isolation Methods 0.000 claims abstract description 4
- 230000007958 sleep Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/12—Modulator circuits; Transmitter circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/14—Demodulator circuits; Receiver circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
- H04W52/0248—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal dependent on the time of the day, e.g. according to expected transmission activity
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a low-power-consumption high-speed wireless analog signal transmission system, which comprises an input end and an output end, wherein the input end comprises an analog-to-digital conversion module, the output end comprises a digital-to-analog conversion module and a filtering and amplifying module, and the input end and the output end also comprise an isolation module, a single chip microcomputer and a power supply module; a low-power-consumption high-speed wireless analog signal transmission method comprises the following steps: the method comprises the following steps: firstly, connecting an input end with a power supply module, enabling the input end to be in a dormant state at ordinary times, awakening and detecting the battery electric quantity of the power supply module after a fixed time interval, and sending an electrifying data packet to perform handshake with an output end; step two: when the handshake is not successful, the input end enters the dormancy again; by implementing the invention, the stability of the analog signal is ensured, the distortion degree in the transmission process is reduced, the invention can be used under the condition of severe environment, the function of remote and rapid transmission of the analog signal is realized, and the invention has certain use value and popularization value.
Description
Technical Field
The invention relates to the technical field of signal transmitters, in particular to a low-power-consumption high-speed wireless analog signal transmission system and method.
Background
The existing analog-to-digital conversion speed is faster and faster, but the requirement on interference resistance is high, and the analog signal equipment and the host need to be connected by a wire or connected with intermediary equipment to collect analog signals and then upload the analog signals to the host through digital signals.
The distance between the equipment for providing analog signal quantity and the host is long or complex or long wiring is required when the middle barrier is too much, if the conditions such as poor contact and the like of the electric wire can cause the conditions such as wiring and wiring needing to be re-wired, the material consumption is large in some severe environments or in scenes which are difficult to disassemble and assemble after wiring, and the maintenance is inconvenient; all convert digital signal volume into through intermediary's equipment transmission, the host computer can't receive real-time analog signal, and the limitation is great, and functional practicality is relatively poor.
In summary, a low-power consumption high-speed wireless analog signal transmission system and method are needed to solve the disadvantages of the prior art.
Disclosure of Invention
In view of the deficiencies of the prior art, the present invention provides a high-speed wireless analog signal transmission system with low power consumption and a method thereof, which aim to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: the input end comprises an analog-digital conversion module, the output end comprises a digital-analog conversion module and a filtering amplification module, and the input end and the output end also respectively comprise an isolation module, a single chip microcomputer and a power supply module.
Further, the single chip microcomputer is an STM32L0 inner core.
Further, the output mode of the output end is any one of RS-485, RS-232 and UART.
Furthermore, the current of the wireless analog signal transmission system during sleep is 55mA, the current during work is 120mA, and the wireless analog signal transmission system adopts a GFSK modulation mode and realizes remote transmission by communicating at a frequency band of 433MHz with the fastest air transmission rate of 100 Kbps.
A low-power-consumption high-speed wireless analog signal transmission method comprises the following steps:
the method comprises the following steps: firstly, connecting an input end with a power supply module, enabling the input end to be in a dormant state at ordinary times, awakening and detecting the battery electric quantity of the power supply module after a fixed time interval, and sending an electrifying data packet to perform handshake with an output end;
step two: when the handshake is not successful, the input end enters the dormancy again, and if the handshake is successful, the analog-digital conversion module is electrified;
step three: after the second step, uploading digital quantity data, detecting the battery capacity of the power module and detecting a return data packet while uploading analog quantity data each time, and entering a dormant state again if a correct return data packet is not obtained for 10 times continuously;
step four: the output end is connected with a host signal, the host is powered on when a signal receiving instruction is issued by the host, and the host waits for receiving a data packet at the input end after being powered on;
step five: and fourthly, after successful handshake, acquiring digital quantity data in the data packet, outputting corresponding analog quantity data to the host through the digital-to-analog conversion module, and simultaneously returning a feedback packet and displaying the state of the battery at the input end.
Further, in the first step, the fixed time interval is 30 seconds, the battery power is wakened up and detected every 30 seconds, and a power-on data packet is sent to perform a handshake action with the output end.
The invention has the beneficial effects that: the data packet transmission ensures the correctness of data, ensures the stability of analog signals and reduces the distortion degree in the transmission process by the aid of the arranged related anti-interference measures, can be used under the condition of severe environment, realizes the function of remote and rapid transmission of the analog signals, can support transmission at least at 120Hz rate, supports various communication modes such as 485, 232 and UART, supports 5V/9V-48V power access, is scientific and reasonable in system principle, and has certain use value and popularization value.
Drawings
FIG. 1 is a block diagram of the system architecture of the present invention.
FIG. 2 is a schematic diagram of an analog signal anti-interference part circuit according to the present invention.
FIG. 3 is a logic flow diagram of an input terminal according to the present invention.
Detailed Description
As shown in fig. 1, 2 and 3, the low-power-consumption high-speed wireless analog signal transmission system comprises an input end and an output end, wherein the input end comprises an analog-to-digital conversion module, the output end comprises a digital-to-analog conversion module and a filtering and amplifying module, and the input end and the output end also comprise an isolation module, a single chip microcomputer and a power supply module.
Further, the singlechip is an STM32L0 inner core.
Furthermore, the output mode of the output end is any one of RS-485, RS-232 and UART.
Furthermore, the current of the wireless analog signal transmission system during sleep is 55mA, the current during work is 120mA, and the wireless analog signal transmission system adopts a GFSK modulation mode and realizes remote transmission by communicating at a frequency band of 433MHz with the fastest air transmission rate of 100 Kbps.
A low-power-consumption high-speed wireless analog signal transmission method comprises the following steps:
the method comprises the following steps: firstly, connecting an input end with a power supply module, enabling the input end to be in a dormant state at ordinary times, awakening and detecting the battery electric quantity of the power supply module every 30 seconds, and sending a power-on data packet to perform handshake with an output end;
step two: when the handshake is not successful, the input end enters the dormancy again, and if the handshake is successful, the analog-digital conversion module is electrified;
step three: after the second step, uploading digital quantity data, detecting the battery capacity of the power module and detecting a return data packet while uploading analog quantity data each time, and entering a dormant state again if a correct return data packet is not obtained for 10 times continuously;
step four: the output end is connected with a host signal, the host is powered on when a signal receiving instruction is issued by the host, and the host waits for receiving a data packet at the input end after being powered on;
step five: and fourthly, after successful handshake, acquiring digital quantity data in the data packet, outputting corresponding analog quantity data to the host through the digital-to-analog conversion module, and simultaneously returning a feedback packet and displaying the state of the battery at the input end.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. The low-power-consumption high-speed wireless analog signal transmission system comprises an input end and an output end, and is characterized in that the input end comprises an analog-to-digital conversion module, the output end comprises a digital-to-analog conversion module and a filtering and amplifying module, and the input end and the output end also comprise an isolation module, a single chip microcomputer and a power supply module.
2. The low-power-consumption high-speed wireless analog signal transmission system according to claim 1, wherein the single chip microcomputer is an STM32L0 kernel.
3. The system of claim 1, wherein the output mode of the output terminal is any one of RS-485, RS-232, and UART.
4. The system of claim 1, wherein the wireless analog signal transmission system has a current of 55mA when in sleep and a current of 120mA when in operation, and the wireless analog signal transmission system adopts GFSK modulation and communicates at 433MHz frequency band at the fastest transmission rate of 100Kbps over the air to realize remote transmission.
5. A low-power-consumption high-speed wireless analog signal transmission method is characterized by comprising the following steps:
the method comprises the following steps: firstly, connecting an input end with a power supply module, enabling the input end to be in a dormant state at ordinary times, awakening and detecting the battery electric quantity of the power supply module after a fixed time interval, and sending an electrifying data packet to perform handshake with an output end;
step two: when the handshake is not successful, the input end enters the dormancy again, and if the handshake is successful, the analog-digital conversion module is electrified;
step three: after the second step, uploading digital quantity data, detecting the battery capacity of the power module and detecting a return data packet while uploading analog quantity data each time, and entering a dormant state again if a correct return data packet is not obtained for 10 times continuously;
step four: the output end is connected with a host signal, the host is powered on when a signal receiving instruction is issued by the host, and the host waits for receiving a data packet at the input end after being powered on;
step five: and fourthly, after successful handshake, acquiring digital quantity data in the data packet, outputting corresponding analog quantity data to the host through the digital-to-analog conversion module, and simultaneously returning a feedback packet and displaying the state of the battery at the input end.
6. The method according to claim 5, wherein in the first step, the fixed time interval is 30 seconds, and the first step wakes up every 30 seconds to detect the battery power and sends a power-on data packet to perform a handshake with the output terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210137469.4A CN114500203A (en) | 2022-02-15 | 2022-02-15 | Low-power-consumption high-speed wireless analog signal transmission system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210137469.4A CN114500203A (en) | 2022-02-15 | 2022-02-15 | Low-power-consumption high-speed wireless analog signal transmission system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114500203A true CN114500203A (en) | 2022-05-13 |
Family
ID=81480434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210137469.4A Pending CN114500203A (en) | 2022-02-15 | 2022-02-15 | Low-power-consumption high-speed wireless analog signal transmission system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114500203A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030033394A1 (en) * | 2001-03-21 | 2003-02-13 | Stine John A. | Access and routing protocol for ad hoc network using synchronous collision resolution and node state dissemination |
| CN208257837U (en) * | 2018-05-04 | 2018-12-18 | 天津科技大学 | A kind of communication network tutoring system |
| CN112398562A (en) * | 2020-10-10 | 2021-02-23 | 中天启明石油技术有限公司 | Clock synchronization method for transmitting analog signal waveform by using digital signal |
| CN113411810A (en) * | 2021-05-24 | 2021-09-17 | 广东省大湾区集成电路与系统应用研究院 | Space-based Internet of things communication system |
-
2022
- 2022-02-15 CN CN202210137469.4A patent/CN114500203A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030033394A1 (en) * | 2001-03-21 | 2003-02-13 | Stine John A. | Access and routing protocol for ad hoc network using synchronous collision resolution and node state dissemination |
| CN208257837U (en) * | 2018-05-04 | 2018-12-18 | 天津科技大学 | A kind of communication network tutoring system |
| CN112398562A (en) * | 2020-10-10 | 2021-02-23 | 中天启明石油技术有限公司 | Clock synchronization method for transmitting analog signal waveform by using digital signal |
| CN113411810A (en) * | 2021-05-24 | 2021-09-17 | 广东省大湾区集成电路与系统应用研究院 | Space-based Internet of things communication system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203551134U (en) | Multipath analog quantity industrial acquisition device | |
| CN104507148A (en) | Low-power-consumption wireless sensor network | |
| CN212570019U (en) | Ultra-low power consumption livestock body temperature monitoring system based on LoRa scattering communication | |
| CN104573317A (en) | Photoelectric health parameter detector based on audio port | |
| CN101420775B (en) | Communication device and signal transferring method | |
| CN201569491U (en) | Noise detecting and warning device | |
| CN114500203A (en) | Low-power-consumption high-speed wireless analog signal transmission system and method | |
| CN208386945U (en) | A kind of wake-up circuit for acquiring RF energy for wireless sensor node | |
| CN208369860U (en) | A kind of internet of things data collection | |
| CN104568233A (en) | Pressure instrument data recording and inquiring system based on RFID Internet of Things technology | |
| CN201368776Y (en) | Ultra low power wireless digital temperature sensor | |
| CN208888611U (en) | A kind of super low-power consumption control system based on wireless bidirectional communication | |
| CN204761428U (en) | Based on WIA -PA wireless communication module | |
| CN208462057U (en) | A kind of ad hoc network low-power consumption water utilities monitoring RTU based on LoRa technology | |
| CN207965106U (en) | L ED driving power supply remote monitoring device | |
| CN203162557U (en) | On-line monitoring system for leakage of city water supply pipe network | |
| CN111724580A (en) | Ultralow-power-consumption soil temperature and humidity acquisition equipment and method based on LoRa scattering communication | |
| CN112185087A (en) | Serial port Internet of things device with low power consumption and automatic civil engineering monitoring system | |
| CN214751464U (en) | Control circuit for realizing low power consumption | |
| CN214252960U (en) | Wake-up circuit based on serial port data | |
| CN219287728U (en) | Brewing environment monitoring system based on zigbee | |
| CN216595985U (en) | Fifth generation mobile communication strain node | |
| CN219455205U (en) | CAT 1-based assembled ultrasonic remote water meter | |
| CN204423623U (en) | A kind of low-consumption wireless information acquisition system of multipoint sensor | |
| CN212570018U (en) | Ultralow-power-consumption soil temperature and humidity acquisition equipment based on LoRa scattering communication |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |