CN205545273U - Infrared wireless high -speed communication system of short distance - Google Patents
Infrared wireless high -speed communication system of short distance Download PDFInfo
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- CN205545273U CN205545273U CN201620167806.4U CN201620167806U CN205545273U CN 205545273 U CN205545273 U CN 205545273U CN 201620167806 U CN201620167806 U CN 201620167806U CN 205545273 U CN205545273 U CN 205545273U
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Abstract
The utility model relates to an infrared wireless high -speed communication system of short distance, including radar antenna, radar base, receiver and signal processing module. Still respectively be equipped with infrared data receiving and dispatching board on radar antenna and the radar base, and receiver and signal processing module lie in the back of radar antenna, infrared data receiving and dispatching board includes receiving part and transmit section branch, and wherein receiving part includes infrared receiving tube and amplification and rectification circuit, and transmit section divides including infrared transmitting tubes and drive circuit, the problem of two -way high -speed communication between the radar base along with antenna pivoted letter department unit and rigid is solved, dear radio frequency collector ring is being miniaturized, can avoided introducing in the low -cost radar design to showing low production costs, especially when radar mass production, can bringing considerable economic benefits, the radar function is not influenced simultaneously.
Description
Technical field
The present invention relates to the field of data transmission of radar return, be specifically related to short distance infrared radio high-speed communication system
And a kind of communication code method, for realizing radar target to the Digital Transmission of Radar Display Terminal.
Background technology
Infrared communication is the infrared ray utilizing near infrared band as a kind of wireless transmission medium to be transmitted letter
The communication mode of breath.Infrared communication directivity is the strongest, it is adaptable to in-plant be wirelessly transferred.Although communication
The most several meters of distance, but has a lot of advantage: such as low cost, volume is little, information transmission is stable (is not believed by electromagnetism
Number impact), low in energy consumption etc., infrared connection is more safe and reliable than wired connection, and avoid because of cable and
The maintenance that adapter abrasion and fracture cause；Its miniaturization and low cost are well suited for applying in portable product；
And cross-platform adaptability is good, transfer rate is high, is particularly suited for embedded system.
In traditional Radar Design, radar antenna is only used as the energy conversion of high frequency electric and spatial electromagnetic ripple
Device, is used for radiating and receiving the electromagnetic wave in space, the radar antenna therefore rotated and fixed radar
It is accomplished by between pedestal being communicated by radio frequency collector ring.Radio frequency collector ring is as the microwave of a kind of costliness
Connector, it is possible to achieve radar high frequency transmission signal and the transmitted in both directions of radar high frequency echo signal, makees simultaneously
It is a rotary joint, solves the transmission of the signal between the radar antenna of rotation and fixing radar pedestal and ask
Topic.Radar return (high-frequency current signal) receiver and the signal on radar pedestal transmitted by collector ring
The process of each module such as datatron just can be delivered to carry out target on radar terminal and show.
Use collector ring convenient and reliable in Large Radar designs, but at the design field of some miniaturization radars
Would have to consider the Cost Problems that it is high.For miniaturization, in low cost Radar Design, radar sky
Signal problem of transmission between line and radar pedestal has invented a kind of short distance infrared radio high-speed communication system.
Different with conventional radar design, the applied environment of the present invention is at the transmitter of radar, receiver and signal
Reason modules etc., all at the back of radar antenna, rotate with radar antenna, and radar pedestal only receives at signal
The objective result that reason module transmits, the signal now transmitted is no longer high-frequency current signal, and is converted into numeral letter
Number.It is high that the present invention well solves at the letter rotated with antenna short distance between unit and fixed radar pedestal
The problem of speed data communication.
Summary of the invention
This utility model solves the technical problem that and is: for unit at the letter rotated with antenna and fixed radar
The problem of short distance high-speed data communication between pedestal, it is proposed that a kind of short distance infrared radio high-speed communication system, solves
Determine high-speed data communication problem between unit and fixing radar pedestal at the letter rotated.
The technical solution of the utility model is: a kind of short distance infrared radio high-speed communication system, it is characterised in that
Including two pieces of infrared data transceiver boards, one piece is positioned on radar antenna, and one piece is positioned on radar pedestal；Infrared data
Transceiver boards includes receiving portion and emitting portion, and wherein receiving portion includes infrared receiving tube and amplification and rectification circuit,
Emitting portion includes infrared transmitting tube and drive circuit.Radar primary echo signals is received machine and signal processing module
Incoming radar antenna side infrared communication interface after being converted into digital signal；In the infrared communication interface of radar antenna side
Communication code is partially converted to incoming radar antenna side infrared receiving/transmission plate emitting portion after the serial data stream of single-bit；
After the drive circuit of radar antenna side infrared receiving/transmission plate emitting portion amplifies signal, by infrared transmitting tube by infrared
Line signal is transmitted to radar pedestal side infrared receiving/transmission plate receiving portion infrared receiving tube；Through radar pedestal side infrared receiving/transmission
In incoming radar pedestal side, the amplification shaping road infrared communication interface of plate receiving portion, obtain the final echo-signal of radar
And incoming radar terminal；Control command from radar terminal is converted to digital ratio through radar pedestal side infrared communication interface
After special serial data stream, incoming radar pedestal side infrared receiving/transmission plate emitting portion；Through radar pedestal side infrared receiving/transmission
After in plate, emitting portion drive circuit amplifies signal, by transmitting tube by infrared for incoming for infrared signal radar antenna side
The infrared receiving tube of transceiver boards receiving portion；Amplification and rectification circuit through radar antenna side infrared receiving/transmission plate receiving portion
In the infrared communication interface of rear incoming radar antenna side, obtain final radar control signal；Radar antenna side infrared communication
Command signal from radar terminal is distributed to each submodule to reach the mesh of control radar system work by interface
's.
Further technical scheme of the present utility model is: the axis of radar antenna side infrared transmitting tube, radar sky
The pivot center of line and the pivot center three of radar antenna side infrared data transceiver boards coincide, and radar base
The axis of the axis of seat side infrared receiving tube and the infrared transmitting tube of radar antenna side overlaps.
Further technical scheme of the present utility model is: the infrared receiving tube of radar antenna side is placed in radar antenna
The eccentric position of side infrared data transceiver boards.
Invention effect
Of the present utility model having the technical effect that solves unit and fixed at the letter rotated with antenna
Between radar pedestal bidirectional high speed communication problem, miniaturization, low cost Radar Design in can avoid drawing
Enter the radio frequency collector ring of costliness, thus notable low production cost, particularly when radar is produced in enormous quantities, can
To bring considerable economic benefit, radar function is unaffected simultaneously.
Accompanying drawing explanation
Fig. 1 system applied environment schematic diagram
The relative position of Fig. 2 both sides infrared receiving/transmission pipe
Detailed description of the invention
Below in conjunction with being embodied as example, technical solutions of the utility model are further illustrated.
1. the applied environment of the present invention is as it is shown in figure 1, the antenna side rotated has one block of infrared receiving/transmission plate to be positioned at turntable
On, radar pedestal also has one block of infrared receiving/transmission plate, between two pieces of circuit boards, does not has any physical connection also not have
Any blocking, the infrared transmitting tube of antenna side is corresponding with the infrared receiving tube of radar pedestal side；Antenna side red
The infrared transmitting tube that external closed tube is surveyed with radar pedestal is corresponding.
Circuit board in view of antenna side can rotate with antenna, is the most no longer static direct-view between two pairs of infrared tubes
Relation, simultaneously take account of the antenna side data volume big (downstream rate requires height) to radar pedestal side, at electricity
During the plate design of road, as in figure 2 it is shown, antenna side infrared transmitting tube to be placed in the home position of circular infrared receiving/transmission plate,
Infrared receiving tube is placed in eccentric position.By doing so it will guarantee infrared receiving/transmission plate rotates with antenna when,
It is in rotary shaft downlink upwards unaffected, and the up-link acting primarily as control action cannot be at the moment
In direct-view, but owing to uplink rate is relatively low, deviation impact somewhat is little.
Claims (3)
1. a short distance infrared radio high-speed communication system, it is characterised in that include two pieces of infrared data transceiver boards,
One piece is positioned on radar antenna, and one piece is positioned on radar pedestal；Infrared data transceiver boards includes receiving portion and emission part
Point, wherein receiving portion includes infrared receiving tube and amplification and rectification circuit, and emitting portion includes infrared transmitting tube and driving
Circuit；
Radar primary echo signals be received machine and signal processing module be converted into digital signal after incoming radar antenna side red
Outer communication interface；Communication code in the infrared communication interface of radar antenna side is partially converted to the serial data of single-bit
Incoming radar antenna side infrared receiving/transmission plate emitting portion after stream；Driving through radar antenna side infrared receiving/transmission plate emitting portion
Circuit amplifies after signal, by infrared transmitting tube, infrared signal is transmitted to radar pedestal side infrared receiving/transmission plate acceptance division
Divide infrared receiving tube；Infrared through the incoming radar pedestal side, amplification shaping road of radar pedestal side infrared receiving/transmission plate receiving portion
In communication interface, obtain the final echo-signal of radar incoming radar terminal；From the control command of radar terminal through thunder
After motor seat side infrared communication interface is converted to single-bit serial data stream, incoming radar pedestal side infrared receiving/transmission plate is launched
Part；After emitting portion drive circuit in the infrared receiving/transmission plate of radar pedestal side amplifies signal, by transmitting tube by red
The infrared receiving tube of outside line signal incoming radar antenna side infrared receiving/transmission plate receiving portion；Through radar antenna side infrared receiving/transmission
After the amplification and rectification circuit of plate receiving portion in the infrared communication interface of incoming radar antenna side, obtain final radar control letter
Number；Command signal from radar terminal is distributed to each submodule to reach control by radar antenna side infrared communication interface
The purpose of radar system processed work.
2. a kind of short distance infrared radio high-speed communication system as claimed in claim 1, it is characterised in that radar antenna side
The axis of infrared transmitting tube, the pivot center of radar antenna and the pivot center three of radar antenna side infrared data transceiver boards
Person coincides, and the axis phase mutual respect of the infrared transmitting tube of the axis of radar pedestal side infrared receiving tube and radar antenna side
Close.
3. a kind of short distance infrared radio high-speed communication system as claimed in claim 1 or 2, it is characterised in that radar sky
The infrared receiving tube of line side is placed in the eccentric position of radar antenna side infrared data transceiver boards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620167806.4U CN205545273U (en) | 2016-03-04 | 2016-03-04 | Infrared wireless high -speed communication system of short distance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620167806.4U CN205545273U (en) | 2016-03-04 | 2016-03-04 | Infrared wireless high -speed communication system of short distance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205545273U true CN205545273U (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620167806.4U Active CN205545273U (en) | 2016-03-04 | 2016-03-04 | Infrared wireless high -speed communication system of short distance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105530048A (en) * | 2016-03-04 | 2016-04-27 | 西安长远电子工程有限责任公司 | Short-distance infrared wireless high-speed communication system and encoding method thereof |
| CN114745050A (en) * | 2022-03-08 | 2022-07-12 | 浙江威星智能仪表股份有限公司 | Long data processing method based on far infrared data transmission system |
-
2016
- 2016-03-04 CN CN201620167806.4U patent/CN205545273U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105530048A (en) * | 2016-03-04 | 2016-04-27 | 西安长远电子工程有限责任公司 | Short-distance infrared wireless high-speed communication system and encoding method thereof |
| CN105530048B (en) * | 2016-03-04 | 2018-01-05 | 西安长远电子工程有限责任公司 | A kind of communication code method being located in short distance infrared radio high-speed communication system |
| CN114745050A (en) * | 2022-03-08 | 2022-07-12 | 浙江威星智能仪表股份有限公司 | Long data processing method based on far infrared data transmission system |
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