CN103592649B - Integral type parking radar system - Google Patents
Integral type parking radar system Download PDFInfo
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- CN103592649B CN103592649B CN201310506597.2A CN201310506597A CN103592649B CN 103592649 B CN103592649 B CN 103592649B CN 201310506597 A CN201310506597 A CN 201310506597A CN 103592649 B CN103592649 B CN 103592649B
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- 230000003321 amplification Effects 0.000 claims abstract description 20
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 20
- 239000000523 sample Substances 0.000 claims abstract description 19
- 238000004891 communication Methods 0.000 claims description 5
- 238000002604 ultrasonography Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
- G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
- G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
- G01S2015/932—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles for parking operations
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Integral type parking radar system, including main sensor and at least one subordinate sensor, the main sensor has CPU module, first ultrasonic sensor, main drive module, main amplification module and at least one from drive module, the CPU module is built-in with A/D modular converters, the CPU module drives the first ultrasonic sensor by main drive module, reflection analog signal amplification is delivered to the A/D modular converters of CPU module by main amplification module by first ultrasonic sensor, each subordinate sensor is the Analogue probe without CPU, the CPU module drives a subordinate sensor by one from drive module, reflection analog signal is then delivered to the A/D modular converters of CPU module by each subordinate sensor.Because each subordinate sensor uses Analogue probe, compared with the digital probe with CPU, its cost is very cheap, especially applies the present invention in the case of compared with Multi probe, the present invention has significant market competition advantage, can produce the commercial promise for being difficult to expect.
Description
Technical field
The present invention relates to parking assisting system field, more particularly to integral type parking radar system, and it is ensuring radar system
On the premise of performance of uniting, cost is also greatly reduced.
Background technology
As shown in figure 1, traditional parking radar system generally comprises control box 71, multiple sensors 72 and at least one
Reminiscences 73, the plurality of sensor 72 is connected with control box 71 respectively, and the mutually coordinated work under the control of control box 71,
Each of which sensor 72 data of obstruction detection and is transferred to control box 71 and handled respectively, in the control box 71 analysis
Data and the distance of disturbance in judgement thing are stated, when obstacle distance meets predetermined condition, the reminder announced device 73 of control box 71 is simultaneously
Alarm.The plurality of sensor 72 all needs to be laid on the outside of the vehicle body of automobile because of work requirements, such as on front/rear collision bumper, the control
Box 71 processed then needs to be located at in-car.Because 72 numbers of sensor used would generally reach 4 or so, and need to be spaced a spacing
From laying, therefore signal transmission and power feed between sensor 72 and control box 71 etc. can be caused sufficiently complex, it is not
Circuit and the cost of control box 71 can only be increased, and long data wire also easily causes interference.
In view of the above-mentioned problems, it has been developed that the reverse radar system of off host pattern, specifically may refer to middle promulgated by the State Council
Astern radar device without control box disclosed in bright patent CN1892249A, as shown in Fig. 2 it includes at least one main sensor 81
And one or more subordinate sensor 82, the main sensor 81 have detection of obstacles function, and it is each to coordinate control
The work schedule of subordinate sensor 82；It had both been responsible for detection barrier using main sensor 91, was responsible for coordinating subordinate sensor again
On 82 work opportunity, the setting of control box 71 is thus instead of, so as to exclude the influence of control box 71；Simultaneously because main sensing
Device 81 and subordinate sensor 82 are arranged on bumper, so that whole astern radar device can shorten the length of data wire,
And can also realize and be tested on bumper, so as to improve vehicle testing efficiency.
As shown in figure 3, the applicant is directed to the defects of above-mentioned patent and develops Chinese patent CN102129076A, it is related to
And a kind of host-free parking radar system of cascaded structure, there are multiple sensors 91, the first terminal of each sensor 91 is equal
It is connected by internal network 92 with the Second terminal of adjacent sensor 91 to form cascaded structure and realize between sensor 91
Information transmission.So there is the characteristics of system response efficiency is high, production and installation effectiveness height and radar accuracy are high.
But in above-mentioned two patents, main sensor 81 in either Chinese patent literature CN1892249A and from
Belong to the sensor 91 in sensor 82, or Chinese patent literature CN102129076A, micro- place is included in each of which sensor
Device is managed, i.e., each sensor belongs to the usually said probe of numeric type containing CPU, so as to the problem of being remained high with cost.
In view of this, the present inventor for existing parking radar system cost it is high the defects of further investigate, have this case production then
It is raw.
The content of the invention
It is an object of the invention to provide integral type parking radar system, has cost to solve existing parking radar system
The problem of high.
In order to reach above-mentioned purpose, solution of the invention is：
Integral type parking radar system, including main sensor and at least one subordinate sensor, the main sensor have
CPU module, the first ultrasonic sensor, main drive module, main amplification module and at least one from drive module, the CPU moulds
Block is built-in with A/D modular converters, and the CPU module drives the first ultrasonic sensor by main drive module, first ultrasound
Reflection analog signal amplification is delivered to the A/D modular converters of CPU module, each subordinate by main amplification module by wave sensor
Sensor is the Analogue probe without CPU, and the CPU module drives a subordinate sensor by one from drive module,
Reflection analog signal is then delivered to the A/D modular converters of CPU module by each subordinate sensor.
Further, each subordinate sensor be respectively provided with boosting drive module, the second ultrasonic sensor and from amplification mould
Block, the boosting drive module are located between drive module and the second ultrasonic sensor to carry out secondary driving, should be from amplification
Reflection analog signal is then amplified the A/D modular converters for being delivered to CPU module again by module.
Further, the integral type parking radar system also includes power module, the positive pole of the power module and main sensor
It is connected, the negative pole of the power module is then connected with main sensor and subordinate sensor.
Further, the CPU module of the main sensor be also formed with receiving respectively R shelves astern signal, SPD rate signals and
The input port of SWT switching signals.
Further, the CPU module of the main sensor be also formed with exporting respectively BUZZER acoustical generators, LED control signal and
The output port of DATA data communications.
Further, at least one subordinate sensor is 1 to 7.
After said structure, integral type parking radar system of the present invention, its main sensor is on the one hand as whole
The controller of individual integral type parking radar system, on the other hand also play a part of a probe simultaneously；At least one subordinate sense
The effect that device then only serves probe is surveyed, and is connected with the communication of main sensor, and then allows whole parking radar system real
Existing various functions, with it is existing have main frame and host-free parking radar system as.
Further, since each subordinate sensor uses Analogue probe, compared with digital probe, its cost is very cheap,
Especially the present invention is applied in the case of compared with Multi probe, the present invention has significant market competition advantage, can produce and be difficult to
The commercial promise of expectation.
Brief description of the drawings
Fig. 1 is the structured flowchart of traditional parking radar system；
Fig. 2 is the structured flowchart of off host reverse radar system in the prior art；
Fig. 3 is a kind of structured flowchart of the host-free parking radar system of cascaded structure in the prior art；
Fig. 4 is the present invention relates to the structured flowchart of integral type parking radar system；
Fig. 5 is the present invention relates to the cut-away view of integral type parking radar system.
In figure：
The main CPU module 11 of sensor 1
First ultrasonic sensor, 12 main drive module 13
Main amplification module 14 is from drive module 15
The boosting drive module 21 of subordinate sensor 2
Second ultrasonic sensor 22 is from amplification module 23
The sensor 72 of control box 71
Reminiscences 73
The main subordinate sensor 82 of sensor 81
The internal network 92 of sensor 91.
Embodiment
In order to which technical scheme is explained further, the present invention is explained in detail below by specific embodiment
State.
As shown in Figure 4 and Figure 5, integral type parking radar system of the present invention, including main sensor 1 and at least one
Individual subordinate sensor 2, as shown in figure 4, wherein, main sensor 1 is S1, at least one subordinate sensor 2 can be then S2,
S3 ... S8, in order to show conveniently, as shown in figure 5,3 subordinate sensors 2 are wherein illustrate only, for subordinate sensor 2
Number, the present invention are simultaneously not specifically limited, and 1 to 7 can be arbitrarily arranged to according to vehicle demand in specific implementation.
As shown in figure 5, the main sensor 1 has CPU module 11, the first ultrasonic sensor 12, main drive module 13, master
Amplification module 14 and it is at least one be built-in with A/D modular converters from drive module 15, the CPU module 11, the CPU module 11 is logical
Cross main drive module 13 and drive the first ultrasonic sensor 12, first ultrasonic sensor 12 by main amplification module 14 and
Reflection analog signal amplification is delivered to the A/D modular converters of CPU module 11, each subordinate sensor 2 is the mould without CPU
Intend probe, the CPU module 11 drives a subordinate sensor 2 by one from drive module 15, and each subordinate sensor 2 is then
Reflection analog signal is delivered to the A/D modular converters of CPU module 11.
As shown in figure 5, each subordinate sensor 2 be respectively provided with boosting drive module 21, the second ultrasonic sensor 22 and
From amplification module 23, the boosting drive module 21 be located between the ultrasonic sensor 22 of drive module 15 and second to carry out two
Secondary driving, reflection analog signal should be then amplified to the A/D modular converters for being delivered to CPU module 11 again from amplification module 23.
So, integral type parking radar system of the present invention, its main one side of sensor 1 are moored as whole integral type
The controller of car radar system, on the other hand also play a part of a probe simultaneously；At least one subordinate sensor 2 then only rises
To the effect of probe, and it is connected with the communication of main sensor 1, and then allows whole parking radar system to realize various work(
Can, with it is existing have main frame and host-free parking radar system as.
Further, since each subordinate sensor 2 uses Analogue probe, compared with digital probe, its cost is very cheap,
Especially the present invention is applied in the case of compared with Multi probe, the present invention has significant market competition advantage, can produce and be difficult to
The commercial promise of expectation, i.e. probe configuration is more, and cost advantage is more obvious.
As shown in Figure 4 and Figure 5, the integral type parking radar system also includes power module, the positive pole of the power module with
Main sensor 1 is connected, and the negative pole of the power module is then connected with main sensor 1 and subordinate sensor 2.
Specifically, the CPU module 11 of the main sensor 1 is also formed with receiving R shelves astern signal, SPD rate signals respectively
With the input port of SWT switching signals；The CPU module 11 of the main sensor 1 can also be formed with output BUZZER sounding respectively
The output port of device, LED control signal and DATA data communications；In addition, it can also directly rigid line/LIN/CAN and and vehicle
Other parts be connected, give the other parts of vehicle the data of whole integral type parking radar system to alarm.
Above-described embodiment and schema and non-limiting product form of the invention and style, any art it is common
The appropriate change or modification that technical staff is done to it, it all should be regarded as not departing from the patent category of the present invention.
Claims (4)
1. integral type parking radar system, it is characterised in that including main sensor and at least one subordinate sensor, the main sense
Surveying utensil has CPU module, the first ultrasonic sensor, main drive module, main amplification module and at least one from drive module,
The CPU module is built-in with A/D modular converters, and the CPU module drives the first ultrasonic sensor by main drive module, and this
Reflection analog signal amplification is delivered to the A/D modular converters of CPU module by main amplification module by one ultrasonic sensor, often
One subordinate sensor is the Analogue probe without CPU, and the CPU module drives a subordinate sense by one from drive module
Device is surveyed, reflection analog signal is then delivered to the A/D modular converters of CPU module, the CPU of the main sensor by each subordinate sensor
Module be also formed with receiving respectively R shelves astern signal, SPD rate signals and SWT switching signals input port and formed with point
Not Shu Chu BUZZER acoustical generators, LED control signal and DATA data communications output port.
2. integral type parking radar system as claimed in claim 1, it is characterised in that each subordinate sensor is respectively provided with boosting and driven
Dynamic model block, the second ultrasonic sensor and from amplification module, the boosting drive module is located at from drive module and the second ultrasound
To carry out secondary driving between wave sensor, then reflection analog signal should be amplified from amplification module and be delivered to CPU moulds again
The A/D modular converters of block.
3. integral type parking radar system as claimed in claim 1, it is characterised in that the integral type parking radar system also includes
Power module, the positive pole of the power module are connected with main sensor, the negative pole of the power module then with main sensor and subordinate sense
Device is surveyed to be connected.
4. integral type parking radar system as claimed in claim 1, it is characterised in that at least one subordinate sensor is 1 to 7
It is individual.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310506597.2A CN103592649B (en) | 2013-10-24 | 2013-10-24 | Integral type parking radar system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310506597.2A CN103592649B (en) | 2013-10-24 | 2013-10-24 | Integral type parking radar system |
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| Publication Number | Publication Date |
|---|---|
| CN103592649A CN103592649A (en) | 2014-02-19 |
| CN103592649B true CN103592649B (en) | 2017-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310506597.2A Active CN103592649B (en) | 2013-10-24 | 2013-10-24 | Integral type parking radar system |
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| Country | Link |
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| CN (1) | CN103592649B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107918131A (en) * | 2017-12-26 | 2018-04-17 | 同致电子科技（厦门）有限公司 | Master-slave mode compatible type parking radar auxiliary system |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106842214A (en) | 2017-03-27 | 2017-06-13 | 厦门澳仕达电子有限公司 | A kind of host-free parking radar system |
| US10008117B1 (en) | 2017-09-13 | 2018-06-26 | Tung Thih Electron (Xiamen) Co., Ltd. | Master-slave compatible PDC system |
| EP3457175B1 (en) | 2017-09-13 | 2024-03-06 | Tung Thih Electron (Xiamen) Co., Ltd. | A master-slave compatible pdc system |
| CN111538011A (en) * | 2020-04-21 | 2020-08-14 | 汉腾汽车有限公司 | Reversing radar device with expansion function, no host and CAN bus |
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|---|---|---|---|---|
| CN101726739A (en) * | 2009-11-20 | 2010-06-09 | 柯文河 | Host-free parking auxiliary system |
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| CN2728851Y (en) * | 2004-05-27 | 2005-09-28 | 深圳市勇威电子有限公司 | Full digitalization back running radar |
| CN100549725C (en) * | 2005-07-05 | 2009-10-14 | 李世雄 | The astern radar device of no control enclosure |
| KR100902021B1 (en) * | 2008-04-29 | 2009-06-09 | 현대자동차주식회사 | Ultrasonic obstacle detection system for a vehicle |
| CN102141614B (en) * | 2011-01-06 | 2013-06-12 | 同致电子科技（厦门）有限公司 | Method for connecting multiple probes of hostless parking radar system |
| CN203595805U (en) * | 2013-10-24 | 2014-05-14 | 同致电子科技（厦门）有限公司 | Integrated parking radar system |
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2013
- 2013-10-24 CN CN201310506597.2A patent/CN103592649B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101726739A (en) * | 2009-11-20 | 2010-06-09 | 柯文河 | Host-free parking auxiliary system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107918131A (en) * | 2017-12-26 | 2018-04-17 | 同致电子科技（厦门）有限公司 | Master-slave mode compatible type parking radar auxiliary system |
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| CN103592649A (en) | 2014-02-19 |
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