CN105515748A - Duplex communication system between Internet and smart equipment - Google Patents
Duplex communication system between Internet and smart equipment Download PDFInfo
- Publication number
- CN105515748A CN105515748A CN201510845306.1A CN201510845306A CN105515748A CN 105515748 A CN105515748 A CN 105515748A CN 201510845306 A CN201510845306 A CN 201510845306A CN 105515748 A CN105515748 A CN 105515748A
- Authority
- CN
- China
- Prior art keywords
- receiving
- signal
- sending
- circuit
- terminal
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a duplex communication system between Internet and smart equipment, relates to the field of duplex communication, and aims to realize a more stable communication environment through a simpler system structure. In the system, a protocol converter is connected with a first filter through a TTL-RS232 interface converter after accessing the Internet in order to perform filtering operation; the first filter is connected with a first signal amplifier, and used for amplifying a signal; the amplified signal is transmitted to a second receiving-transmitting end through a first receiving-transmitting end, and received by the receiving-transmitting end; the received signal is connected to the smart equipment through an FT232RL interface converter after passing through a second signal amplifier and a second filter in order to finish communication from the Internet to a smart phone; and a signal transmitted by the smart phone is returned along an original path to realize communication from the smart phone to the Internet. Through adoption of the duplex communication system, a communication environment with a longer distance and a more stable effect can be realized.
Description
Technical field
The present invention relates to duplex communication field.
Background technology
In existing duplex communication there is the limited problem of system configuration complexity, communication distance in transmitting terminal, and it is current, it is high all to there is cost in most systems, problem distant with practical application, and when long distance communicates, the transmission of signal can cause larger impact, causes severe jamming to the stability of signal of communication.
Summary of the invention
The present invention proposes the duplex communication system between a kind of the Internet and smart machine, object is to realize more stable communication environment by more simple system configuration.
Duplex communication system between the Internet and smart machine comprises protocol converter, TTL RS 232 interface convertor, first filter, secondary signal amplifier, first sending and receiving end, second sending and receiving end, secondary signal amplifier, second filter and FT232RL interface convertor, described protocol converter accessing Internet, TTL RS 232 interface convertor is connected with protocol converter, for realizing the conversion of ICP/IP protocol to UART agreement, protocol converter is connected with the first filtering signal I/O of the first filter through TTL RS 232 interface convertor, second filtering signal I/O of the first filter is connected with the first amplifying signal input/output terminal of the first signal amplifier, second amplifying signal I/O of the first signal amplifier is connected with the signal input output end of first transceiver, first sending and receiving end and the second sending and receiving end wirelessly realize transfer of data, the signal I/O of the second sending and receiving end is connected with the first amplifying signal input/output terminal of secondary signal amplifier, second amplifying signal I/O of secondary signal amplifier is connected with the first filtering signal input/output terminal of the second filter, second filtering signal I/O of the second filter is connected with smart machine through FT232RL interface convertor.
Beneficial effect: duplex communication system structure of the present invention is simple, by realizing to the conversion of agreement between the Internet and smart mobile phone and communication the communication environment that distance is longer, effect is more stable, the input of filter and signal amplifier also can make signal of communication more stable, more reliably.
Accompanying drawing explanation
Fig. 1 is the principle schematic of the duplex communication system described in embodiment one;
The principle schematic that Fig. 2 is the first transmitting terminal described in embodiment two and the second transmitting terminal;
The principle schematic that Fig. 3 is the first receiving terminal described in embodiment two and the second receiving terminal.
Embodiment
Embodiment one, composition graphs 1 illustrates this embodiment, the Internet described in this embodiment and the duplex communication system between smart machine comprise protocol converter 1, TTL RS 232 interface convertor 2, first filter 3, first signal amplifier 4, first sending and receiving end 5, second sending and receiving end 6, secondary signal amplifier 7, second filter 8 and FT232RL interface convertor 9, described protocol converter 1 accessing Internet, TTL RS 232 interface convertor 2 is connected with protocol converter, for realizing the conversion of ICP/IP protocol to UART agreement, protocol converter 1 is connected with the first filtering signal I/O of the first filter 3 through TTL RS 232 interface convertor 2, second filtering signal I/O of the first filter 3 is connected with the first amplifying signal input/output terminal of the first signal amplifier 4, second amplifying signal I/O of the first signal amplifier 4 is connected with the signal input output end of the first sending and receiving end 5, first sending and receiving end 5 and the second sending and receiving end 6 wirelessly realize transfer of data, the signal I/O of the second sending and receiving end 6 is connected with the first amplifying signal input/output terminal of secondary signal amplifier 7, second amplifying signal I/O of secondary signal amplifier 7 is connected with the first filtering signal input/output terminal of the second filter 8, second filtering signal I/O of the second filter 8 is connected with smart machine through FT232RL interface convertor 9.
Embodiment two, composition graphs 2 and Fig. 3 illustrate this embodiment, the difference of this embodiment and the Internet described in embodiment one and the duplex communication system between smart machine is, described first sending and receiving end 5 comprises the first receiving terminal and the first transmitting terminal, second sending and receiving end 6 comprises the second receiving terminal and the second transmitting terminal, and the circuit structure of the first receiving terminal is identical with the circuit structure of the second receiving terminal, the circuit structure of the first transmitting terminal is identical with the circuit structure of the second transmitting terminal
First transmitting terminal comprises drive circuit 10, radio transmitter 11 and power supply 12, described drive circuit 10 is for driving radio transmitter 11, radio transmitter 11 is for sending wireless communication signals to the second receiving terminal, and power supply 12 is for powering to drive circuit 10 and radio transmitter 11
The drive circuit of the second transmitting terminal for driving radio transmitter, radio transmitter be used for first receiving terminal send wireless communication signals, power supply be used for power to drive circuit and radio transmitter,
First receiving terminal comprises wireless receiving circuit 13 and waveform changing circuit 14, described wireless receiving circuit 13 receives the wireless communication signals that in the second transmitting terminal, radio transmitter sends, the waveform transformation signal input part of waveform changing circuit 14 is connected with the wireless signal output of wireless receiving circuit 13, for sine wave being converted to square wave and reversing to this square wave
The wireless receiving circuit of the second receiving terminal receives the wireless communication signals that in the first transmitting terminal, radio transmitter sends, the waveform transformation signal input part of waveform changing circuit is connected with the wireless signal output of wireless receiving circuit, for sine wave being converted to square wave and reversing to this square wave.
Claims (2)
1. the duplex communication system between the Internet and smart machine, it is characterized in that, it comprises protocol converter (1), TTL RS 232 interface convertor (2), first filter (3), first signal amplifier (4), first sending and receiving end (5), second sending and receiving end (6), secondary signal amplifier (7), second filter (8) and FT232RL interface convertor (9), described protocol converter (1) accessing Internet, TTL RS 232 interface convertor (2) is connected with protocol converter, for realizing the conversion of ICP/IP protocol to UART agreement, protocol converter (1) is connected with the first filtering signal I/O of the first filter (3) through TTL RS 232 interface convertor (2), second filtering signal I/O of the first filter (3) is connected with the first amplifying signal input/output terminal of the first signal amplifier (4), second amplifying signal I/O of the first signal amplifier (4) is connected with the signal input output end of the first sending and receiving end (5), first sending and receiving end (5) and the second sending and receiving end (6) wirelessly realize transfer of data, the signal I/O of the second sending and receiving end (6) is connected with the first amplifying signal input/output terminal of secondary signal amplifier (7), second amplifying signal I/O of secondary signal amplifier (7) is connected with the first filtering signal input/output terminal of the second filter (8), second filtering signal I/O of the second filter (8) is connected with smart machine through FT232RL interface convertor (9).
2. the duplex communication system between the Internet according to claim 1 and smart machine, it is characterized in that, described first sending and receiving end (5) comprises the first receiving terminal and the first transmitting terminal, second sending and receiving end (6) comprises the second receiving terminal and the second transmitting terminal, and the circuit structure of the first receiving terminal is identical with the circuit structure of the second receiving terminal, the circuit structure of the first transmitting terminal is identical with the circuit structure of the second transmitting terminal
First transmitting terminal comprises drive circuit (10), radio transmitter (11) and power supply (12), described drive circuit (10) is for driving radio transmitter (11), radio transmitter (11) is for sending wireless communication signals to the second receiving terminal, power supply (12) is for powering to drive circuit (10) and radio transmitter (11)
The drive circuit of the second transmitting terminal for driving radio transmitter, radio transmitter be used for first receiving terminal send wireless communication signals, power supply be used for power to drive circuit and radio transmitter,
First receiving terminal comprises wireless receiving circuit (13) and waveform changing circuit (14), described wireless receiving circuit (13) receives the wireless communication signals that in the second transmitting terminal, radio transmitter sends, the waveform transformation signal input part of waveform changing circuit (14) is connected with the wireless signal output of wireless receiving circuit (13), for sine wave being converted to square wave and reversing to this square wave
The wireless receiving circuit of the second receiving terminal receives the wireless communication signals that in the first transmitting terminal, radio transmitter sends, the waveform transformation signal input part of waveform changing circuit is connected with the wireless signal output of wireless receiving circuit, for sine wave being converted to square wave and reversing to this square wave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510845306.1A CN105515748A (en) | 2015-11-26 | 2015-11-26 | Duplex communication system between Internet and smart equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510845306.1A CN105515748A (en) | 2015-11-26 | 2015-11-26 | Duplex communication system between Internet and smart equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105515748A true CN105515748A (en) | 2016-04-20 |
Family
ID=55723428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510845306.1A Pending CN105515748A (en) | 2015-11-26 | 2015-11-26 | Duplex communication system between Internet and smart equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105515748A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060217082A1 (en) * | 2005-03-22 | 2006-09-28 | Georg Fischer | Shaping noise in power amplifiers of duplex communication systems |
| CN101621304A (en) * | 2009-07-27 | 2010-01-06 | 普天信息技术研究院有限公司 | Transceiver |
| US7697462B1 (en) * | 2007-06-13 | 2010-04-13 | L-3 Communications, Corp. | System and method for split isolation in radio frequency electronics |
| CN202077016U (en) * | 2011-03-07 | 2011-12-14 | 青岛海信移动通信技术股份有限公司 | Duplex communication circuit and mobile communication terminal |
| CN203827352U (en) * | 2014-05-22 | 2014-09-10 | 王虹 | Visible light duplex communication system used for carrying out information transmission between Internet and intelligent equipment |
-
2015
- 2015-11-26 CN CN201510845306.1A patent/CN105515748A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060217082A1 (en) * | 2005-03-22 | 2006-09-28 | Georg Fischer | Shaping noise in power amplifiers of duplex communication systems |
| US7697462B1 (en) * | 2007-06-13 | 2010-04-13 | L-3 Communications, Corp. | System and method for split isolation in radio frequency electronics |
| CN101621304A (en) * | 2009-07-27 | 2010-01-06 | 普天信息技术研究院有限公司 | Transceiver |
| CN202077016U (en) * | 2011-03-07 | 2011-12-14 | 青岛海信移动通信技术股份有限公司 | Duplex communication circuit and mobile communication terminal |
| CN203827352U (en) * | 2014-05-22 | 2014-09-10 | 王虹 | Visible light duplex communication system used for carrying out information transmission between Internet and intelligent equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2016523003A5 (en) | ||
| CN103546189B (en) | Radio-frequency (RF) front-end circuit and system | |
| CN103236868A (en) | Signal transceiving module and mobile communication terminal | |
| CN205142203U (en) | Automatic transceiver circuits of RS485 | |
| CN103826182A (en) | Method for carrying out talkback by Bluetooth headsets | |
| CN103209009B (en) | Server wireless input device adopting near field communication (NFC) matching and working method thereof | |
| CN204305019U (en) | Wireless repeater and wireless communication system | |
| CN105515748A (en) | Duplex communication system between Internet and smart equipment | |
| CN104507040B (en) | The control method of low-power consumption distance transmission system | |
| CN105243036B (en) | A kind of chromacoder and method | |
| CN204206115U (en) | A kind of amplifying circuit for wireless short wave transmitting antenna | |
| CN102723962A (en) | Bluetooth to 433M/315M wireless communication interface module | |
| CN203151536U (en) | Gateway apparatus for Internet of things and utilizing power line to conduct data transmission | |
| MX2023008054A (en) | Method and device for discriminating one of a group of nfc transmitters. | |
| CN215300623U (en) | Wireless transmission circuit and radio frequency equipment | |
| CN204331717U (en) | A kind of distant signal Serial Port Transmission device | |
| CN203761384U (en) | 2.4GHz radio frequency transmit-receive apparatus | |
| CN203645659U (en) | Long-range RF transceiving device based on DSSS technology | |
| CN203038453U (en) | ZigBee equipment control system | |
| CN202634426U (en) | Interface module for converting 433MHz/315MHz wireless communication signal into Bluetooth signal | |
| CN104683033A (en) | Bidirectional remote laser communication apparatus | |
| CN201499168U (en) | Mobile terminal infra-ray circuit and mobile terminal for connecting SIM card | |
| CN103117921A (en) | Wireless Internet of things gateway device which utilizes power lines to perform data transmission | |
| CN207460165U (en) | Half-duplex carrier transceiver | |
| CN105743528A (en) | Broadband ad hoc network based apparatus and method for realizing data wireless communication between devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160420 |