CN203930409U - A kind of TPMS production testing equipment - Google Patents
A kind of TPMS production testing equipment Download PDFInfo
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- CN203930409U CN203930409U CN201420146375.4U CN201420146375U CN203930409U CN 203930409 U CN203930409 U CN 203930409U CN 201420146375 U CN201420146375 U CN 201420146375U CN 203930409 U CN203930409 U CN 203930409U
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Abstract
The utility model discloses a kind of TPMS production testing equipment, comprise that receiver detects fixture, TPMS checkout equipment, transmitter checkout equipment.Receiver detects fixture and coordinates with TPMS checkout equipment, is used for detecting function, the receiver sensitivity of TPMS receiver.Transmitter checkout equipment coordinates with TPMS checkout equipment, is used for detecting function, emissive power, transmission frequency, the air pressure measuring ability of TPMS transmitter.TPMS production testing equipment of the present utility model, has reduced TPMS production testing operation, has reduced inspection machine input, has improved production testing efficiency.
Description
Technical field
The utility model relates to auto production line detection technique field, is specifically related to a kind of TPMS(Tire Pressure Monitoring System, tire pressure monitoring system) production testing equipment.
Background technology
Transport by road is always for the main force of inland transport, according to statistics, in the major traffic accidents that occur on domestic highway, burst is blown out accident proportion more than 40%, and there are 260,000 traffic hazards in the U.S. every year because tire pressure is high or seepage causes, running at high speed in process of automobile, tire fault is that lethality maximum is also the accident potential of difficult prevention, be the major reason that sudden traffic hazard occurs, how solving tire fault, how preventing from blowing out is a major issue.TPMS(Tire Pressure Monitoring System, tire pressure monitoring system) by adopting tire pressure sensing unit and the tire pressure monitoring unit of twireless radio-frequency communication, realized the real-time monitoring to tire pressure, TPMS is for monitoring the blind area, visual angle in car steering---a kind of monitoring system of tire pressure and temperature, can effectively prevent from blowing out, the tire damage that effectively avoiding runs flat causes, can effectively avoid oil consumption to increase, guarantee the best handling of vehicle, avoid vehicle part heel and toe wear.TPMS is divided into two kinds of direct-type and indirect types, direct-type (Pressure-Sensor Based TPMS, abbreviation PSB) system is to utilize to be arranged on the air pressure that each pressure transducer of taking turns tyre cavity is directly measured tire, utilize wireless launcher that pressure information is sent to the system central receiver module from inside tires, then each tire pressure data are shown, when tire pressure is too low or leak gas, system can automatic alarm.Because direct-type is more accurate, comparatively popular in market.Direct-type TPMS is comprised of 1 receiver and 4 transmitters.When manufacturer produces TPMS product at present, inspection process is more, and the method for inspection falls behind, and causes the problems such as production efficiency is low, equipment is not easy to operate, inspection machine input is high, examination and test of products index is defective.
Be directed to the problem of current existence, need to design a kind of multi-functional TPMS production testing equipment, can detect transmitter, receiver function and performance, and simple to operate, shorten proving time, enhance productivity.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of TPMS production testing equipment, the core devices of its design adopts single-chip microcomputer, by program, carry out the requirement of complete design, whole detection system is mainly comprised of receiver detection fixture, TPMS checkout equipment, transmitter checkout equipment three parts.Wherein receiver detection fixture coordinates with TPMS checkout equipment, is used for detecting function, the receiver sensitivity of TPMS receiver; Transmitter checkout equipment coordinates with TPMS checkout equipment, is used for detecting function, emissive power, transmission frequency, the air pressure measuring ability of TPMS transmitter.
To achieve these goals, the utility model adopts following technical scheme.
A TPMS production testing equipment, comprises that receiver detects fixture, TPMS checkout equipment, transmitter checkout equipment, and receiver detects fixture and is connected with TPMS checkout equipment, and TPMS checkout equipment is connected with described transmitter checkout equipment.TPMS checkout equipment comprises single-chip microcomputer, and single-chip microcomputer detects fixture with receiver, transmitter checkout equipment is connected, and controls TPMS production testing operation.
Preferably, described receiver detects fixture and is connected with TPMS checkout equipment, and described receiver detects function, the receiver sensitivity that fixture detects TPMS receiver.
In above-mentioned arbitrary technical scheme, preferably, described transmitter checkout equipment is connected with TPMS checkout equipment, and described transmitter checkout equipment detects function, emissive power, transmission frequency, the air pressure measuring ability of TPMS transmitter.
In above-mentioned arbitrary technical scheme, preferably, described TPMS checkout equipment also comprises Switching Power Supply, source of stable pressure I, source of stable pressure II.
In above-mentioned arbitrary technical scheme, preferably, described Switching Power Supply is connected with source of stable pressure I, source of stable pressure II, and is connected with single-chip microcomputer, for single-chip microcomputer provides DC voltage.
In above-mentioned arbitrary technical scheme, preferably, described single-chip microcomputer also connects and device has crystal oscillator I.
In above-mentioned arbitrary technical scheme, preferably, described TPMS checkout equipment also comprises RF transmitter module, power attenuator, K line/CAN line transceiver, hummer drive unit, hummer.
In above-mentioned arbitrary technical scheme, preferably, described hummer drive unit connects hummer, and described RF transmitter module connects power attenuator, and described hummer drive unit, RF transmitter module are connected with single-chip microcomputer respectively.
In above-mentioned arbitrary technical scheme, preferably, described K line/CAN line transceiver detects fixture with single-chip microcomputer, receiver respectively by K/CAN line and is connected.
In above-mentioned arbitrary technical scheme, preferably, described RF transmitter module also connects and device has crystal oscillator II.
In above-mentioned arbitrary technical scheme, preferably, described RF transmitter module comprises RF transmitter.
In above-mentioned arbitrary technical scheme, preferably, described TPMS checkout equipment also comprises that low frequency driving device, low frequency trigger antenna, transmitter surveyed area, RF receiver module, matching network, serial ports transceiver, antenna I, antenna II.
In above-mentioned arbitrary technical scheme, preferably, described low frequency driving device connects low frequency and triggers antenna, and described low frequency triggers antenna and connects transmitter surveyed area, and described transmitter surveyed area connects antenna II, and described low frequency driving device is connected with single-chip microcomputer.
In above-mentioned arbitrary technical scheme preferably, described RF receiver module matching connection network, described matching network connects antenna II, described RF receiver module is connected with single-chip microcomputer by SPI high-speed synchronous serial port.
In above-mentioned arbitrary technical scheme, preferably, described RF receiver module also connects and device has crystal oscillator III.
In above-mentioned arbitrary technical scheme, preferably, described RF receiver module comprises RF receiver.
In above-mentioned arbitrary technical scheme, preferably, described matching network has network interface.
In above-mentioned arbitrary technical scheme, preferably, described serial ports transceiver is connected with single-chip microcomputer, transmitter checkout equipment respectively.
In above-mentioned arbitrary technical scheme, preferably, described TPMS checkout equipment also comprises that LCD display, sensitivity detect knob, Function detection knob, low frequency triggering knob, on/off button.
In above-mentioned arbitrary technical scheme, preferably, described LCD display is connected with single-chip microcomputer by parallel interface.
In above-mentioned arbitrary technical scheme, preferably, described receiver detects fixture and comprises that receiver detects frock.
In above-mentioned arbitrary technical scheme, preferably, described transmitter checkout equipment comprises computer, spectrum analyzer, pressure test device.
In above-mentioned arbitrary technical scheme, preferably, described single-chip microcomputer detects knob with RF transmitter module, sensitivity, power attenuator is connected, and detects receiver sensitivity.
In above-mentioned arbitrary technical scheme, preferably, described sensitivity detects knob and connects and trigger single-chip microcomputer, and Single-chip Controlling RF transmitter transmitting data also reduces RF signal power by power attenuator.
In above-mentioned arbitrary technical scheme preferably, described power attenuator is connected to receiver by concentric cable and detects frock, and being further connected to receiver antenna input port, receiver demodulated output signal MISO transfers to single-chip microcomputer and processes and calculate and transfer to LCD display.
In above-mentioned arbitrary technical scheme, preferably, described single-chip microcomputer is connected with RF transmitter module, Function detection button, power attenuator, detects receiver function.
In above-mentioned arbitrary technical scheme, preferably, described Function detection knob connects and triggers single-chip microcomputer, and the transmitting of Single-chip Controlling RF transmitter is under-voltage, rapid air leakage, high-temperature data reduce RF signal power by power attenuator.
In above-mentioned arbitrary technical scheme preferably, described power attenuator is connected to receiver by concentric cable and detects frock, and being further connected to receiver antenna input port, receiver is processed and is transferred to monolithic by K line and taps into row processing, more further transfers to LCD display.
In above-mentioned arbitrary technical scheme, preferably, described single-chip microcomputer triggers antenna with low frequency driving device, low frequency, low frequency trigger button is connected, and detects transmitter.
In above-mentioned arbitrary technical scheme preferably, described low frequency triggers knob and connects and trigger single-chip microcomputer, single-chip microcomputer sends low frequency coded signal and by low frequency driving device, low frequency, triggers antenna and trigger transmitter, make it launch high-frequency signal and receive by spectrum analyzer receiving antenna, then on spectrum analyzer, show emissive power, frequency, in LCD display, show current air pressure, temperature, transmitter id information.
TPMS production testing equipment of the present utility model comprises that receiver detects fixture, TPMS checkout equipment, transmitter checkout equipment.Receiver detects fixture and is connected with TPMS checkout equipment, and receiver detects fixture and coordinates with TPMS checkout equipment, detects function, the receiver sensitivity of TPMS receiver.TPMS checkout equipment is connected with described transmitter checkout equipment, and transmitter checkout equipment coordinates with TPMS checkout equipment, detects function, emissive power, transmission frequency, the air pressure measuring ability of TPMS transmitter.TPMS checkout equipment comprises single-chip microcomputer, and single-chip microcomputer is the design core of this utility model, and single-chip microcomputer detects fixture with receiver, transmitter checkout equipment is connected, and controls TPMS production testing operation.Adopt TPMS production testing equipment of the present utility model, can reduce TPMS production testing operation, reduce inspection machine and drop into, improved production testing efficiency.
Accompanying drawing explanation
Fig. 1 is according to the principle schematic of a preferred embodiment of TPMS production testing equipment of the present utility model;
Fig. 2 is according to the circuit theory diagrams of a preferred embodiment of TPMS production testing equipment of the present utility model;
Fig. 3 is according to the control flow schematic diagram of a preferred embodiment of TPMS production testing equipment of the present utility model;
Reference numeral:
1. Switching Power Supply, 2. source of stable pressure I, 3. source of stable pressure II, 4.RF transmitter module, 5. power attenuator, 6.K line/CAN line transceiver, 7. hummer drive unit, 8. hummer, 9. low frequency driving device, 10. low frequency triggers antenna, 11. transmitter surveyed areas, 12.RF receiver module, 13. matching networks, 14. serial ports transceivers, 15.LCD display screen, 16. crystal oscillator I, 17. crystal oscillator II, 18. crystal oscillator III, 19. antenna I, 20. antenna II, 21. receivers detect frock, 22. computers, 23. spectrum analyzers, 24. pressure test devices, 25. single-chip microcomputers, 26. sensitivity detect knob, 27. Function detection knobs, 28. low frequencies trigger knob, 29. on/off button.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated, below describe only conduct demonstration and explain, the utility model is not done to any pro forma restriction.
As depicted in figs. 1 and 2, TPMS production testing equipment comprises that receiver detects fixture, TPMS checkout equipment, transmitter checkout equipment, receiver detects fixture and is connected with TPMS checkout equipment, TPMS checkout equipment is connected with transmitter checkout equipment, TPMS checkout equipment has single-chip microcomputer, single-chip microcomputer detects fixture with receiver, transmitter checkout equipment is connected, Single-chip Controlling TPMS production testing operation.Single-chip microcomputer also connects and device has crystal oscillator I.Receiver detects fixture and is connected with TPMS checkout equipment, detects function, the receiver sensitivity of TPMS receiver.Transmitter checkout equipment is connected with TPMS checkout equipment, detects function, emissive power, transmission frequency, the air pressure measuring ability of TPMS transmitter.
TPMS checkout equipment comprises Switching Power Supply 1, source of stable pressure I2, source of stable pressure II3, and Switching Power Supply 1 is connected with source of stable pressure I2, source of stable pressure II3, and is connected with single-chip microcomputer 25, for single-chip microcomputer 25 provides DC voltage.TPMS checkout equipment also comprises RF transmitter module 4, power attenuator 5, K line/CAN line transceiver 6, hummer drive unit 7, hummer 8, and hummer drive unit 7 connects hummer 8.RF transmitter module 4 comprises RF transmitter, and connects and device has crystal oscillator II17.RF transmitter module 4 connects power attenuator 5, and hummer drive unit 7, RF transmitter module 4 are connected with single-chip microcomputer 25 respectively, and K line/CAN line transceiver 6 detects fixture with single-chip microcomputer 25, receiver respectively by K/CAN line and is connected.TPMS checkout equipment also comprises that low frequency driving device 9, low frequency trigger antenna 10, transmitter surveyed area 11, RF receiver module 12, matching network 13, serial ports transceiver 14, antenna I19, antenna II20.Low frequency driving device 9 connects low frequency and triggers antenna 10, and low frequency triggers antenna 10 and connects transmitter surveyed area 11, and transmitter surveyed area 11 connects antenna II20, and low frequency driving device 9 is connected with single-chip microcomputer 25.RF receiver module 12 matching connection networks 13, matching network 13 connects antenna II20, and RF receiver module 12 is connected with single-chip microcomputer 25 by SPI high-speed synchronous serial port.RF receiver module 12 connects and device has crystal oscillator III18, and RF receiver module 12 comprises RF receiver, and matching network 13 has network interface.Serial ports transceiver 14 is connected with single-chip microcomputer 25, transmitter checkout equipment respectively.TPMS checkout equipment also comprises that LCD display 15, sensitivity detect knob 26, Function detection knob 27, low frequency triggering knob 28, on/off button 29, and LCD display 15 is connected with single-chip microcomputer 25 by parallel interface.Receiver detects fixture and comprises that receiver detects frock 21, and transmitter checkout equipment comprises computer 22, spectrum analyzer 23, pressure test device 24.
Single-chip microcomputer detects knob with RF transmitter module, sensitivity, power attenuator is connected, detect receiver sensitivity, sensitivity detects knob and connects and trigger single-chip microcomputer, Single-chip Controlling RF transmitter transmitting data also reduces RF signal power by power attenuator, power attenuator is connected to receiver by concentric cable and detects frock, and being further connected to receiver antenna input port, receiver demodulated output signal MISO transfers to single-chip microcomputer and processes and calculate and transfer to LCD display.Single-chip microcomputer is connected with RF transmitter module, Function detection button, power attenuator, detects receiver function.Function detection knob connects and triggers single-chip microcomputer, Single-chip Controlling RF transmitter transmitting is under-voltage, rapid air leakage, high-temperature data reduce RF signal power by power attenuator, power attenuator is connected to receiver by concentric cable and detects frock, and be further connected to receiver antenna input port, receiver is processed and is transferred to monolithic by K line and taps into row processing, more further transfers to LCD display.Single-chip microcomputer triggers antenna with low frequency driving device, low frequency, low frequency trigger button is connected, detect transmitter, low frequency triggers knob and connects and trigger single-chip microcomputer, single-chip microcomputer sends low frequency coded signal and by low frequency driving device, low frequency, triggers antenna and trigger transmitter, make it launch high-frequency signal and receive by spectrum analyzer receiving antenna, then on spectrum analyzer, show emissive power, frequency, in LCD display, show current air pressure, temperature, transmitter id information.
As shown in Figure 3, the testing process of this TPMS production testing equipment:
Receiver sensitivity is detected, when pressing sensitivity detection knob 26, single-chip microcomputer 25 is controlled the data of one group of fixed qty of RF transmitter module 4 transmittings, by power attenuator 5, RF signal power is fallen, be reduced to the minimum power level that can receive of receiver, use concentric cable to be connected to receiver and detect in frock 21, and be connected to receiver antenna input port.Through receiver demodulation, output signal MISO processes to single-chip microcomputer 25, calculates the bit error rate, and shows in LCD display 15, when the bit error rate is more than or equal to while requiring index, judges that receiver reception is qualified, otherwise is judged to defective.
Receiver function is detected, when pressing Function detection knob 27, single-chip microcomputer 25 is controlled the data such as 4 transmittings of RF transmitter module are under-voltage, rapid air leakage, high temperature, by power attenuator 5, RF signal power is fallen, be reduced to the minimum power level that can receive of receiver, use concentric cable to be connected to receiver and detect in frock 21, and be connected to receiver antenna input port.Through receiver, process, by K line, be connected to monolithic and connect 25 processing, and show in LCD display 15, when various functions all shows when qualified, judge that receiver function is qualified, otherwise be judged to defective.
Transmitter is detected, when pressing low frequency triggering knob 28, single-chip microcomputer sends one group of low frequency coded signal, by low frequency driving device 9, trigger antenna 10 with low frequency and trigger transmitter, make it launch high-frequency signal, by spectrum analyzer 23 receiving antennas, receive, and on spectrum analyzer 23, show emissive power, frequency, in LCD display 15, show the information such as current air pressure, temperature, transmitter ID.While triggering successfully, hummer 8 can send a sound of " dripping ", otherwise, do not sound.When various functions all shows when qualified, judge that transmitter is qualified, otherwise be judged to defective.
The above is only that preferred implementation of the present utility model is described; not that scope of the present utility model is limited; do not departing under the prerequisite of the utility model design spirit; various distortion and improvement that the common engineering technical personnel in this area make the technical solution of the utility model, all should fall in the definite protection domain of claims of the present utility model.
Claims (30)
1. a TPMS production testing equipment, comprise that receiver detects fixture, TPMS checkout equipment, transmitter checkout equipment, described receiver detects fixture and is connected with described TPMS checkout equipment, described TPMS checkout equipment is connected with described transmitter checkout equipment, it is characterized in that: described TPMS checkout equipment comprises single-chip microcomputer; Described single-chip microcomputer detects fixture with receiver, transmitter checkout equipment is connected and control TPMS production testing operation.
2. TPMS production testing equipment as claimed in claim 1, is characterized in that: described receiver detects fixture and is connected with TPMS checkout equipment, and described receiver detects function, the receiver sensitivity that fixture detects TPMS receiver.
3. TPMS production testing equipment as claimed in claim 1, it is characterized in that: described transmitter checkout equipment is connected with TPMS checkout equipment, described transmitter checkout equipment detects function, emissive power, transmission frequency, the air pressure measuring ability of TPMS transmitter.
4. TPMS production testing equipment as claimed in claim 1, is characterized in that: described TPMS checkout equipment also comprises Switching Power Supply, source of stable pressure I, source of stable pressure II.
5. TPMS production testing equipment as claimed in claim 4, is characterized in that: described Switching Power Supply is connected with source of stable pressure I, source of stable pressure II, and is connected with single-chip microcomputer, for single-chip microcomputer provides DC voltage.
6. TPMS production testing equipment as claimed in claim 1, is characterized in that: described single-chip microcomputer also connects and device has crystal oscillator I.
7. TPMS production testing equipment as claimed in claim 1, is characterized in that: described TPMS checkout equipment also comprises RF transmitter module, power attenuator, K line/CAN line transceiver, hummer drive unit, hummer.
8. TPMS production testing equipment as claimed in claim 7, is characterized in that: described hummer drive unit connects hummer, and described RF transmitter module connects power attenuator, and described hummer drive unit, RF transmitter module are connected with single-chip microcomputer respectively.
9. TPMS production testing equipment as claimed in claim 7, is characterized in that: described K line/CAN line transceiver detects fixture with single-chip microcomputer, receiver respectively by K/CAN line and is connected.
10. TPMS production testing equipment as claimed in claim 7, is characterized in that: described RF transmitter module also connects and device has crystal oscillator II.
11. TPMS production testing equipment as claimed in claim 7, is characterized in that: described RF transmitter module comprises RF transmitter.
12. TPMS production testing equipment as claimed in claim 1, is characterized in that: described TPMS checkout equipment also comprises that low frequency driving device, low frequency trigger antenna, transmitter surveyed area, RF receiver module, matching network, serial ports transceiver, antenna I, antenna II.
13. TPMS production testing equipment as claimed in claim 12, it is characterized in that: described low frequency driving device connects low frequency and triggers antenna, described low frequency triggers antenna and connects transmitter surveyed area, and described transmitter surveyed area connects antenna II, and described low frequency driving device is connected with single-chip microcomputer.
14. TPMS production testing equipment as claimed in claim 12, is characterized in that: described RF receiver module matching connection network, and described matching network connects antenna II, and described RF receiver module is connected with single-chip microcomputer by SPI high-speed synchronous serial port.
15. TPMS production testing equipment as claimed in claim 12, is characterized in that: described RF receiver module also connects and device has crystal oscillator III.
16. TPMS production testing equipment as claimed in claim 12, is characterized in that: described RF receiver module comprises RF receiver.
17. TPMS production testing equipment as claimed in claim 12, is characterized in that: described matching network has network interface.
18. TPMS production testing equipment as claimed in claim 12, is characterized in that: described serial ports transceiver is connected with single-chip microcomputer, transmitter checkout equipment respectively.
19. TPMS production testing equipment as claimed in claim 1, is characterized in that: described TPMS checkout equipment also comprises that LCD display, sensitivity detect knob, Function detection knob, low frequency triggering knob, on/off button.
20. TPMS production testing equipment as claimed in claim 19, is characterized in that: described LCD display is connected with single-chip microcomputer by parallel interface.
21. TPMS production testing equipment as claimed in claim 1, is characterized in that: described receiver detects fixture and comprises that receiver detects frock.
22. TPMS production testing equipment as claimed in claim 1, is characterized in that: described transmitter checkout equipment comprises computer, spectrum analyzer, pressure test device.
23. TPMS production testing equipment as claimed in claim 1, is characterized in that: described single-chip microcomputer detects knob with RF transmitter module, sensitivity, power attenuator is connected, and detects receiver sensitivity.
24. TPMS production testing equipment as claimed in claim 23, is characterized in that: described sensitivity detects knob and connects and trigger single-chip microcomputer, and Single-chip Controlling RF transmitter transmitting data also reduces RF signal power by power attenuator.
25. TPMS production testing equipment as claimed in claim 24, it is characterized in that: described power attenuator is connected to receiver by concentric cable and detects frock, and being further connected to receiver antenna input port, receiver demodulated output signal MISO transfers to single-chip microcomputer and processes and calculate and transfer to LCD display.
26. TPMS production testing equipment as claimed in claim 1, is characterized in that: described single-chip microcomputer is connected with RF transmitter module, Function detection button, power attenuator, detect receiver function.
27. TPMS production testing equipment as claimed in claim 26, it is characterized in that: described Function detection knob connects and triggers single-chip microcomputer, the transmitting of Single-chip Controlling RF transmitter is under-voltage, rapid air leakage, high-temperature data reduce RF signal power by power attenuator.
28. TPMS production testing equipment as claimed in claim 26, it is characterized in that: described power attenuator is connected to receiver by concentric cable and detects frock, and be further connected to receiver antenna input port, receiver is processed and is transferred to monolithic by K line and taps into row processing, more further transfers to LCD display.
29. TPMS production testing equipment as claimed in claim 1, is characterized in that: described single-chip microcomputer triggers antenna with low frequency driving device, low frequency, low frequency trigger button is connected, and detects transmitter.
30. TPMS production testing equipment as claimed in claim 29, it is characterized in that: described low frequency triggers knob and connects and trigger single-chip microcomputer, single-chip microcomputer sends low frequency coded signal and by low frequency driving device, low frequency, triggers antenna and trigger transmitter, make it launch high-frequency signal and receive by spectrum analyzer receiving antenna, then on spectrum analyzer, show emissive power, frequency, in LCD display, show current air pressure, temperature, transmitter id information.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420146375.4U CN203930409U (en) | 2014-03-28 | 2014-03-28 | A kind of TPMS production testing equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420146375.4U CN203930409U (en) | 2014-03-28 | 2014-03-28 | A kind of TPMS production testing equipment |
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| CN203930409U true CN203930409U (en) | 2014-11-05 |
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| CN201420146375.4U Expired - Fee Related CN203930409U (en) | 2014-03-28 | 2014-03-28 | A kind of TPMS production testing equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105424275A (en) * | 2015-11-02 | 2016-03-23 | 江苏博锐格电子科技有限公司 | TPMS performance test system and TPMS performance test method |
-
2014
- 2014-03-28 CN CN201420146375.4U patent/CN203930409U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105424275A (en) * | 2015-11-02 | 2016-03-23 | 江苏博锐格电子科技有限公司 | TPMS performance test system and TPMS performance test method |
| CN105424275B (en) * | 2015-11-02 | 2018-11-20 | 江阴市创新气门嘴有限公司 | TPMS performance test system and test method |
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Granted publication date: 20141105 |