CN104363028A - Bluetooth and RF integrated wireless intelligent receiving and transmitting device - Google Patents
Bluetooth and RF integrated wireless intelligent receiving and transmitting device Download PDFInfo
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- CN104363028A CN104363028A CN201410647790.2A CN201410647790A CN104363028A CN 104363028 A CN104363028 A CN 104363028A CN 201410647790 A CN201410647790 A CN 201410647790A CN 104363028 A CN104363028 A CN 104363028A
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Abstract
The invention discloses a Bluetooth and RF integrated wireless intelligent receiving and transmitting device which is composed of a single chip microcomputer, a Bluetooth module and a radio frequency wireless module. The radio frequency wireless module comprises a microcontroller, a radio frequency chip, a transmitting low-pass matching circuit, a receiving high-pass matching circuit, a transmitting antenna and a receiving antenna. The microcontroller is connected with the radio frequency chip. The output end of the radio frequency chip is connected with the transmitting antenna through the transmitting low-pass matching circuit. The receiving antenna is connected with the input end of the radio frequency chip through the high-pass matching circuit. The single chip microcomputer is connected with the microcomputer of the radio frequency wireless module and the Bluetooth module. By means of the Bluetooth and RF integrated wireless intelligent receiving and transmitting device, only the device needs to be additionally arranged on a mobile phone, remote control and data exchange can be conduct on intelligent gas meters through the Bluetooth module on the mobile phone.
Description
Technical field
The present invention relates to wireless transmit-receive technology field, be specifically related to a kind of integrated with Bluetooth and RF intelligent wireless R-T unit.
Background technology
Along with the large scale application of pipe gas, the use amount of the important measuring equipment of pipe gas--gas meter, flow meter is also increasing.Simultaneously along with the progress of measurement technology, be metered into continuing to bring out of the New Products & New Technologies such as IC-card prepayment metering, photo-electronic directly reading metering, wireless data teletransmission data monitoring from the mechanical type table at initial stage, make the long-range reading adopting wireless kilowatt meter reading-out system to be applied to daily tolerance become one of important means.What adopt traditionally is that wireless meter-reading machine customized is specially checked meter, and versatility is poor, and maintenance difficult, along with the appearance of smart mobile phone and the opening of Android system, make to become possibility with smart mobile phone as wireless meter-reading machine.But current subject matter is that smart mobile phone does thinner and thinner, want aobvious very difficult of on ultra-thin circuit board size integrated RF wireless module.Although adopt the mobile phone engineering machine in Special industrial field can integrated RF module, but there is expensive problem.
Summary of the invention
Technical problem to be solved by this invention be cannot on the circuit board of existing smart mobile phone the deficiency of integrated RF wireless module, provide a kind of integrated with Bluetooth and RF intelligent wireless R-T unit, it can allow mobile phone replace wireless meter-reading machine to carry out checking meter becoming possibility.
For solving the problem, the present invention is achieved by the following technical solutions:
A kind of integrated with Bluetooth and RF intelligent wireless R-T unit, be made up of single-chip microcomputer, bluetooth module and wireless radiofrequency module; Wherein wireless radiofrequency module comprises microcontroller, radio frequency chip, transmitting low-pass matching circuit, receives high pass match circuit, transmitting antenna and reception antenna composition; Microcontroller is connected with radio frequency chip, and the output of radio frequency chip is connected with transmitting antenna through launching low-pass matching circuit, and reception antenna connects the input of radio frequency chip through receiving high pass match circuit; Single-chip microcomputer connects microcontroller and the bluetooth module of wireless radiofrequency module.
Described transmitting low-pass matching circuit is primarily of electric capacity C1-C6 and inductance L 1-L4 composition; Wherein the output of radio frequency chip is divided into two-way, and a road connects a LC filtering shaping circuit of inductance L 1 and electric capacity C1 series connection formation, the 2nd LC filtering shaping circuit that another road connection inductance L 2 and electric capacity C2 series connection are formed; The other end of the one LC filtering shaping circuit is connected to the ground, and inductance L 1 is connected with power supply VCC with the end that is connected of electric capacity C1; One end of inductance L 3 is connected to the ground through electric capacity C2, and the other end is connected to the ground through electric capacity C4, and forms the first T-shaped match circuit; One end of inductance L 4 is connected to the ground through electric capacity C5, and the other end is connected to the ground through electric capacity C6, and forms the second T-shaped match circuit; The other end of inductance L 3 and end connection the 2nd LC filtering shaping circuit that is connected of electric capacity C2, inductance L 3 is connected the end that is connected of inductance L 4 and electric capacity C5 with the connected end of electric capacity C4, inductance L 4 is connected transmitting antenna with the connected end of electric capacity C6.
Described reception high pass match circuit is primarily of electric capacity C8-C11 and inductance L 5-L6 composition; One end of inductance L 5 is connected to the ground through electric capacity C8, and the other end is connected to the ground through electric capacity C9, and forms the 3rd T-shaped match circuit; One end of inductance L 6 is connected to the ground through electric capacity C10, and the other end is connected to the ground through electric capacity C7, and forms the 4th T-shaped match circuit; Inductance L 5 is connected the first input end of radio frequency chip with the connected end of electric capacity C8, inductance L 5 is connected the end that is connected of inductance L 6 and electric capacity C10 with the connected end of electric capacity C9, inductance L 6 is divided into two-way with the end that is connected of electric capacity C7, one tunnel connects the second input of radio frequency chip, and another road is connected with reception antenna through electric capacity C11.
Compared with prior art, the present invention makes full use of the basket tooth function of mobile phone, to realize the main thought that remote wireless meter recording application is this patent.First the bluetooth module of this device is carried out Bluetooth pairing to relevant mobile phone, successful matching, then the wireless radiofrequency module of this device is carried out wireless radiofrequency exchanges data with intelligent gas meter again, like this without the need to improving the internal circuit of the intelligence of existing mobile phone, only need this device be set up on mobile phone, just can utilize on mobile phone and realize carrying out Long-distance Control and exchanges data to each intelligent gas meter by bluetooth module.
Accompanying drawing explanation
Fig. 1 is a kind of integrated with Bluetooth of the present invention and RF intelligent wireless R-T unit.
Fig. 2 is the circuit theory diagrams launching low-pass matching circuit in Fig. 1.
Fig. 3 is the circuit theory diagrams receiving high pass match circuit in Fig. 1.
Embodiment
A kind of integrated with Bluetooth and RF intelligent wireless R-T unit, as shown in Figure 1, it is made up of single-chip microcomputer, bluetooth module and wireless radiofrequency module.Wherein wireless radiofrequency module comprises microcontroller, radio frequency chip, transmitting low-pass matching circuit, receives high pass match circuit, transmitting antenna and reception antenna composition.Microcontroller is connected with radio frequency chip, and the output of radio frequency chip is connected with transmitting antenna through launching low-pass matching circuit, and reception antenna connects the input of radio frequency chip through receiving high pass match circuit.Single-chip microcomputer connects microcontroller and the bluetooth module of wireless radiofrequency module.
This device be have employed S3F3419 single-chip microcomputer and is controlled and exchanges data bluetooth module HC05 and RF wireless module by serial ports.RF wireless module is wireless transparent transmission module, this module mainly for the intelligent gas meter being integrated with wireless transparent transmission module carry out whole table test this module, this module feature be: 1. have employed 433MHz frequency range; 2. have employed outside serial ports connection control, control protocol is simple, and opening completely, be easy to realize transfer of data; 3. transfer of data adopts transparent pattern, and both data were left intact on the equipment that is directly transferred to and specifies, received also in like manner.In a preferred embodiment of the invention, this module adopts the mode layout of dual-in-line.Have employed STC89LE615AD single-chip microcomputer as the control of MCU realization to RF chip Si4432, MCU adopts serial ports to communicate with host computer, for the data transmit-receive process of the chip of Si4432, have employed double-antenna structure, realize TX respectively, the transmitting-receiving process of RX end signal.
Described transmitting low-pass matching circuit, as shown in Figure 2, primarily of electric capacity C1-C6 and inductance L 1-L4 composition.Wherein the output of radio frequency chip is divided into two-way, and a road connects a LC filtering shaping circuit of inductance L 1 and electric capacity C1 series connection formation, the 2nd LC filtering shaping circuit that another road connection inductance L 2 and electric capacity C2 series connection are formed.The other end of the one LC filtering shaping circuit is connected to the ground, and inductance L 1 is connected with power supply VCC with the end that is connected of electric capacity C1.One end of inductance L 3 is connected to the ground through electric capacity C2, and the other end is connected to the ground through electric capacity C4, and forms the first T-shaped match circuit.One end of inductance L 4 is connected to the ground through electric capacity C5, and the other end is connected to the ground through electric capacity C6, and forms the second T-shaped match circuit.The other end of inductance L 3 and end connection the 2nd LC filtering shaping circuit that is connected of electric capacity C2, inductance L 3 is connected the end that is connected of inductance L 4 and electric capacity C5 with the connected end of electric capacity C4, inductance L 4 is connected transmitting antenna with the connected end of electric capacity C6.TX sends signal after the filtering shaping circuit process that two LC form, and through double-T shaped match circuit (the low frequency signal filter circuit be made up of LC) below, signal is delivered to transmitting antenna.
Described reception high pass match circuit, as shown in Figure 3, primarily of electric capacity C8-C11 and inductance L 5-L6 composition.One end of inductance L 5 is connected to the ground through electric capacity C8, and the other end is connected to the ground through electric capacity C9, and forms the 3rd T-shaped match circuit.One end of inductance L 6 is connected to the ground through electric capacity C10, and the other end is connected to the ground through electric capacity C7, and forms the 4th T-shaped match circuit.Inductance L 5 is connected the first input end of radio frequency chip with the connected end of electric capacity C8, inductance L 5 is connected the end that is connected of inductance L 6 and electric capacity C10 with the connected end of electric capacity C9, inductance L 6 is divided into two-way with the end that is connected of electric capacity C7, one tunnel connects the second input of radio frequency chip, and another road is connected with reception antenna through electric capacity C11.High-frequency signal, through a double-T shaped match circuit (the high-frequency signal filter circuit be made up of LC), is delivered to RXn, RXp leads ends of RF chip Si4432 by reception antenna signal, and by this chip further to the process of signal.
During use, first the bluetooth module of this device is carried out Bluetooth pairing to relevant mobile phone, successful matching, then the wireless radiofrequency module of this device is carried out wireless radiofrequency exchanges data with intelligent gas meter again, like this without the need to improving the internal circuit of the intelligence of existing mobile phone, only need book device be set up on mobile phone, just can utilize on mobile phone and realize carrying out Long-distance Control and exchanges data to each intelligent gas meter by bluetooth module.
Claims (3)
1. integrated with Bluetooth and a RF intelligent wireless R-T unit, is characterized in that: be made up of single-chip microcomputer, bluetooth module and wireless radiofrequency module; Wherein wireless radiofrequency module comprises microcontroller, radio frequency chip, transmitting low-pass matching circuit, receives high pass match circuit, transmitting antenna and reception antenna composition; Microcontroller is connected with radio frequency chip, and the output of radio frequency chip is connected with transmitting antenna through launching low-pass matching circuit, and reception antenna connects the input of radio frequency chip through receiving high pass match circuit; Single-chip microcomputer connects microcontroller and the bluetooth module of wireless radiofrequency module.
2. a kind of integrated with Bluetooth according to claim 1 and RF intelligent wireless R-T unit, is characterized in that: described transmitting low-pass matching circuit is primarily of electric capacity C1-C6 and inductance L 1-L4 composition; Wherein the output of radio frequency chip is divided into two-way, and a road connects a LC filtering shaping circuit of inductance L 1 and electric capacity C1 series connection formation, the 2nd LC filtering shaping circuit that another road connection inductance L 2 and electric capacity C2 series connection are formed; The other end of the one LC filtering shaping circuit is connected to the ground, and inductance L 1 is connected with power supply VCC with the end that is connected of electric capacity C1; One end of inductance L 3 is connected to the ground through electric capacity C2, and the other end is connected to the ground through electric capacity C4, and forms the first T-shaped match circuit; One end of inductance L 4 is connected to the ground through electric capacity C5, and the other end is connected to the ground through electric capacity C6, and forms the second T-shaped match circuit; The other end of inductance L 3 and end connection the 2nd LC filtering shaping circuit that is connected of electric capacity C2, inductance L 3 is connected the end that is connected of inductance L 4 and electric capacity C5 with the connected end of electric capacity C4, inductance L 4 is connected transmitting antenna with the connected end of electric capacity C6.
3. a kind of integrated with Bluetooth according to claim 1 and RF intelligent wireless R-T unit, is characterized in that: described reception high pass match circuit is primarily of electric capacity C8-C11 and inductance L 5-L6 composition; One end of inductance L 5 is connected to the ground through electric capacity C8, and the other end is connected to the ground through electric capacity C9, and forms the 3rd T-shaped match circuit; One end of inductance L 6 is connected to the ground through electric capacity C10, and the other end is connected to the ground through electric capacity C7, and forms the 4th T-shaped match circuit; Inductance L 5 is connected the first input end of radio frequency chip with the connected end of electric capacity C8, inductance L 5 is connected the end that is connected of inductance L 6 and electric capacity C10 with the connected end of electric capacity C9, inductance L 6 is divided into two-way with the end that is connected of electric capacity C7, one tunnel connects the second input of radio frequency chip, and another road is connected with reception antenna through electric capacity C11.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410647790.2A CN104363028A (en) | 2014-11-14 | 2014-11-14 | Bluetooth and RF integrated wireless intelligent receiving and transmitting device |
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| CN201410647790.2A CN104363028A (en) | 2014-11-14 | 2014-11-14 | Bluetooth and RF integrated wireless intelligent receiving and transmitting device |
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| CN104363028A true CN104363028A (en) | 2015-02-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107181507A (en) * | 2017-06-29 | 2017-09-19 | 温州职业技术学院 | A kind of RFID transmitting-receiving communication modules of intelligent electrical apparatus release |
| CN112734990A (en) * | 2020-12-24 | 2021-04-30 | 广州保仕盾智能科技有限公司 | Bluetooth controller system of intelligent door lock and binding and control method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090753A (en) * | 2013-02-04 | 2013-05-08 | 苏维嘉 | Mine-personnel-positioning and detonator-blasting system and blasting method |
| CN203554495U (en) * | 2013-10-28 | 2014-04-16 | 桂林市利通电子科技有限责任公司 | Network-type RF wireless intelligent gas meter management gateway |
| CN204216893U (en) * | 2014-11-14 | 2015-03-18 | 桂林市利通电子科技有限责任公司 | A kind of integrated with Bluetooth and RF intelligent wireless R-T unit |
-
2014
- 2014-11-14 CN CN201410647790.2A patent/CN104363028A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090753A (en) * | 2013-02-04 | 2013-05-08 | 苏维嘉 | Mine-personnel-positioning and detonator-blasting system and blasting method |
| CN203554495U (en) * | 2013-10-28 | 2014-04-16 | 桂林市利通电子科技有限责任公司 | Network-type RF wireless intelligent gas meter management gateway |
| CN204216893U (en) * | 2014-11-14 | 2015-03-18 | 桂林市利通电子科技有限责任公司 | A kind of integrated with Bluetooth and RF intelligent wireless R-T unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107181507A (en) * | 2017-06-29 | 2017-09-19 | 温州职业技术学院 | A kind of RFID transmitting-receiving communication modules of intelligent electrical apparatus release |
| CN107181507B (en) * | 2017-06-29 | 2019-12-10 | 温州职业技术学院 | RFID (radio frequency identification device) transceiving communication module for intelligent release |
| CN112734990A (en) * | 2020-12-24 | 2021-04-30 | 广州保仕盾智能科技有限公司 | Bluetooth controller system of intelligent door lock and binding and control method thereof |
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Application publication date: 20150218 |