CN1305907A - Method and device for remote-controlled detection and far-end display of tyre conditions - Google Patents
Method and device for remote-controlled detection and far-end display of tyre conditions Download PDFInfo
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- CN1305907A CN1305907A CN 00101096 CN00101096A CN1305907A CN 1305907 A CN1305907 A CN 1305907A CN 00101096 CN00101096 CN 00101096 CN 00101096 A CN00101096 A CN 00101096A CN 1305907 A CN1305907 A CN 1305907A
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Abstract
A method and device for remote detection and display of tyre pressure features that a tyre pressure sensor for each typre, a minitor unit installed in vehicle and electrically connected to the power supply of vehicle, and a remote control and display unit carried by use are used. The tyre pressure measured by said pressure sensor is transmitted to said monitor and then to said remote control and display unit in wireless mode, so displaying the tyre pressure under control of user.
Description
The present invention relates to method and device thereof that a kind of tire state detects, particularly relate to a kind of system power supply that can detect pressure of tire at a distance and need not start car and just can detect the remote-controlled detection of tire pressure and the method and the device thereof of far-end display of tyre conditions.
General automobile-used tyre pressure alarm kind is very many, the electronic type tyre pressure alarm higher with sensing accuracy, that volume is less, because of the electronic type tyre pressure alarm usually must be after opening the system power supply of car, its in-to-in electronic circuit just can be switched on, could begin to detect tire pressure then, that is to say that general electronic type tyre pressure alarm can't not detect tire pressure before the system power supply of car is activated.In addition, because the read out instrument of general electronic type tyre pressure alarm is located on the interior instrument carrier panel of car usually, so, after must walking close to car and start power supply into the car, steerman just can see the result of its detection, therefore, the electronic type tyre pressure alarm directly or indirectly can't be connected to the system power supply of car and continue the tyre pressure alarm power supply and the pressure of tire situation of coming the remote measurement car with a remote control equipment (RCE), so, not under the situation of start-up system power supply, can't record tire pressure to learn the situation of tire at car in remote operated mode.
The objective of the invention is to relate to a kind of remote-controlled detection of the car of remote measurement at any time pressure of tire situation and the method and the device thereof of far-end display of tyre conditions.
The technical scheme that realizes purpose of the present invention is: the method for a kind of remote-controlled detection and far-end display of tyre conditions, be characterized in: this method comprises the following steps: that (a) provides sensing cell on each tire of car, but each sensing cell sensing pressure of tire and produce a tire pressure signal after, this tire pressure signal is sent; (b) provide a monitor unit in car, it can receive the tire pressure signal from sensing cell, and detect to handle respectively whether this tire pressure signal is normal to differentiate tire pressure, and initiatively sends an alarm signal and show according to each tire state; (c) provide a remote control and display unit, it can receive the tire pressure alarm signal that monitor unit transmits, and also can initiatively launch interrogation signal and give this monitor unit requirement passback alarm signal, and the tire pressure alarm signal that receives is shown after treatment.
The method of a kind of remote-controlled detection and far-end display of tyre conditions, be characterized in: this method comprises the following steps: that (a) provides on each tire that sensing cell is located at car, each sensing cell at any time the sensing tire pressure and produce a tire pressure signal after, can on one's own initiative this tire pressure signal be sent; (b) provide a remote control and display unit, it can receive the tire pressure signal from each sensing cell, also can initiatively launch an interrogation signal to each sensing cell requirement passback tire pressure signal, and each tire pressure signal detection that will receive handles, to differentiate each pressure of tire whether normally and show.
A kind of device that is used to realize said method is characterized in: this device comprises that the monitor unit and that the sensing cell, on several each tires that is fixedly installed on car respectively is arranged on the car places user's remote control and display unit on one's body; Described sensing cell comprises one in order to the sensing pressure of tire and produce the wireless base station apparatus of pressure-sensing device and in order to this tire pressure signal is sent of a tire pressure signal; Described monitor unit comprises a radio receiver and a wireless launcher, this radio receiver is in order to receive from the tire pressure signal of sensing cell and whether differentiate tire pressure normal, and when the tire pressure mal, give a warning, this wireless launcher is initiatively the tire pressure signal to be sent; Described remote control and display unit comprise a wireless launcher, a radio receiver and a read out instrument, this wireless launcher can initiatively be launched interrogation signal and require to return the tire pressure signal for the radio receiver of this monitor unit, and this radio receiver is in order to receive tire pressure signal that monitor unit transmits and the tire pressure situation is shown on this read out instrument.
A kind of device of realizing said method is characterized in: this device comprises that the sensing cell and on several each tires that is fixedly installed on car respectively places user's remote control and display unit on one's body; Described sensing cell comprises a pressure-sensing device, a radio receiver and a wireless launcher, this pressure-sensing device is in order to the sensing tire pressure and produces a tire pressure signal, this radio receiver is to receive an interrogation signal, and this wireless launcher is according to this interrogation signal the tire pressure signal to be sent in good time; Described remote control and display unit comprise a wireless launcher, a radio receiver and a read out instrument, wireless launcher is initiatively to launch an interrogation signal to each sensing cell, and radio receiver is the tire pressure that transmits in order to the wireless launcher that receives by each sensing cell, and be shown on the read out instrument after will this tire pressure handling.
Because the present invention has adopted the above-mentioned remote-controlled detection and the method and apparatus of far-end display of tyre conditions, each tire at car is provided with a tire pressure sensing cell respectively, installing one directly or indirectly electrically connects the monitor unit of the system power supply of car in car, and place a remote control and display unit on one's body the user, the tire pressure that utilizes wireless transmission reception and telecontrol engineering that sensing cell is recorded directly transmits or is sent to user's remote control and display unit on hand indirectly via monitor unit, therefore, but the user needn't be into the car and the system power supply that need not the start car pressure of tire of remote measurement car just.
The present invention is described in detail below in conjunction with drawings and Examples:
Fig. 1 is the enforcement view of the present invention's first preferred embodiment.
Fig. 2 is the remote control of the present invention's first preferred embodiment and the enlarged diagram of display unit.
Fig. 3 is the circuit block diagram of the present invention's first preferred embodiment.
Fig. 4 is the detailed circuit diagram of the present invention's first preferred embodiment sensing cell.
Fig. 5 is the detailed circuit diagram of the present invention's first preferred embodiment monitor unit.
Fig. 6 is the detailed circuit diagram of the present invention's first preferred embodiment remote control and display unit.
Fig. 7 is the circuit block diagram of the present invention's second preferred embodiment.
Fig. 8 is the detailed circuit diagram of the present invention's second preferred embodiment sensing cell and monitor unit.
Fig. 9 is that the present invention's second preferred embodiment sensing cell is the circuit block diagram of another embodiment with a mechanical compression sensor and one first sensing coil.
Figure 10 is the circuit block diagram of the present invention's the 3rd preferred embodiment.
Figure 11 is the detailed circuit diagram of the present invention's the 3rd preferred embodiment sensing cell.
Figure 12 ~ 14th, with the present invention respectively the sensing cell of this embodiment be installed in scheme drawing on the tire.
Shown in Fig. 1 ~ 3, be the remote-controlled detection of first preferred embodiment of the present invention and the device of far-end display of tyre conditions, comprise sensing cell 1, monitor unit 2 and remote control and display unit 3, all be equiped with sensing cell 1 by seeing among Fig. 1 on each tire 91 of car 90, and in car 90 inside, as then being equiped with monitor unit 2 on the instrument carrier panel, and remote control and display unit 3 as same remote controller are to be held by a user 92 away from car 90.
As Fig. 3, shown in 4, each sensing cell 1 comprises that one supplies with the battery powdered device 11 of its inner all circuit powers, one pressure sensor 12, one microprocessor 13 and a wireless launcher (being a radiofrequency launcher 14 in the present embodiment), battery powdered device 11 is to electrically connect with microprocessor 13, can control the power supply situation of other devices by this microprocessor 13, and reach purpose of power saving, pressure sensor 12 is solid-state components, its equivalent circuit is a resistance bridged circuit 12, when pressure change, resistance 121 in this resistance bridged circuit 12 and 122 can be relatively along with changing and producing a voltage respectively, this two voltage is imported a connected A/D converter (analogy/digital converter) 15 respectively, 16 also export a digital value respectively to microprocessor 13, and through this microprocessor 13 in addition after the comparison process, the signal data of exporting is to radiofrequency launcher 14, and a modulation carrier wave that produces with the oscillating circuit 141 of this radiofrequency launcher 14, launch by antenna 142 after with FSK or ASK modulation mode this pulse wave signal modulation.
As Fig. 3, shown in 5, this monitor unit 2 comprises that one supplies with the battery powdered device 21 of its inner all circuit powers, one radio receiver (being a radio frequency receiver 22 in the present embodiment), one microprocessor 23, one read out instrument 24 and a wireless launcher (being a radiofrequency launcher 25 in the present embodiment), this battery powdered device 21 is directly (directly to electrically connect the car system power supply when car starts) or indirect (when car is not activated, then indirectly use the battery feed that electrically connects with system power supply) use the system power supply of car and electrically connect with microprocessor 23, can control the power supply situation of other devices by this microprocessor 23, and reach purpose of power saving, the modulating signal that the radiofrequency launcher 14 that radio frequency receiver 22 meetings receive sensing cells 1 by its antenna 221 is launched, and take out main signals and after an amplifying circuit 223 amplifies via a bandpass filter 222, send into demoder 224 demodulation again and through promptly obtaining the pulse wave signal of a reduction after a low-pass filter 225 filtering high-frequency signals and a comparator 226 tailored waveforms.Then this pulse wave signal is sent into and promptly exported a voltage signal to this read out instrument 24 after microprocessor 23 is suitably handled, make and represent respectively this light-emitting diode (LED) 241 of each tire to be driven on this read out instrument 24, and represent that so that light-emitting diode 241 is luminous or not luminous present pressure of tire is to be in abnormal state (led lighting), or normal condition (diode is not luminous), perhaps, also can use the light-emitting diode that can send different colours light to represent the situation of tire pressure, send ruddiness when for example tire pressure is not enough, tire pressure just often then sends green glow, certainly, as learning more accurate tire pressure, a LCD read out instrument 242 also can be set in addition directly show the tire pressure value that senses.Simultaneously, this microprocessor 23 can output one tire pressure alarm signal that includes tire pressure to radiofrequency launcher 25, and by the oscillating circuit 251 of this radiofrequency launcher 25 produce carrier waves with this alarm signal modulation after launch by antenna 252.In addition, monitor unit 2 also can be provided with a control interface 26 and be used for control microprocessor 23 actions for users.
As Fig. 3, shown in 6, remote control and display unit 3 comprise that one supplies with the battery powdered device 31 of its inner all circuit powers, one wireless launcher (being a radiofrequency launcher 32 in the present embodiment), one radio receiver (being a radio frequency receiver 33 in the present embodiment), one microprocessor 34 and a read out instrument 35, this battery powdered device 31 is to electrically connect with microprocessor 34, can control the power supply situation of other devices by microprocessor 34, and reach purpose of power saving, when radio frequency receiver 33 is received the pulse wave signal that the radiofrequency launcher 25 by monitor unit 2 sends in the specific time, microprocessor 34 is promptly sent an interrogation signal to radiofrequency launcher 32, this radiofrequency launcher 32 promptly by internal oscillator circuit 321 produce a carrier wave with the interrogation signal modulation after be emitted to the radio frequency receiver 22 of monitor unit 2 by antenna 322, after receiving interrogation signal, the radio frequency receiver 22 of this monitor unit 2 promptly informs microprocessor 23, this microprocessor 23 is about to launch behind radiofrequency launcher 25 modulations of its tire pressure alarm signal that receives by monitor unit 2, this radio frequency receiver 33 can be by the modulating signal of antenna 331 receptions from the radiofrequency launcher 25 of monitor unit 2, and in regular turn via bandpass filter 332, amplifying circuit 333, demoder 334, after handling, low-pass filter 335 and comparator 336 obtain the tire pressure alarm signal of a reduction, this alarm signal then is transfused to microprocessor 34 and handles back relative output one driving voltage to read out instrument 35, cooperate shown in Figure 2, remote control and display unit 3 are provided in a side of in the housing 37, and read out instrument 35 is formed by being located at these housing 37 lip-deep a plurality of 351 of light-emitting diodes (LED) of each tire of representing respectively, and each light-emitting diode 351 can (driving voltage be big when tire pressure was not enough because of the size of driving voltage, driving voltage was little when tire pressure was not enough) and luminous or not luminous, with caution user tire pressure is to be in normal (not luminous) or mal (luminous) state, be noted that, here also can use light-emitting diode 351 to represent the situation of tire pressure with different glow colors with different glow colors, send ruddiness when for example tire pressure is not enough, tire pressure just often then sends green glow, certainly, this read out instrument 35 can be one to be located at LCD read out instrument on the housing 37 (figure does not show), can more accurate and directly show the tire pressure value that sensing cell 1 is measured.
In addition, as Fig. 3, shown in 6, on remote control and display unit 3, more be provided with a control interface 36, it is electrically connected to microprocessor 34, can allow the user pass through control microprocessor 34 and carry out required action, for example when this monitor unit 2 initiatively is not transmitted to remote control and display unit 3 with the tire pressure alarm signal, or this remote control and display unit 3 be not when receiving the tire pressure alarm signal in specified time, the user can control interface 36 by this and send a signal and give monitor unit 2 for microprocessor 34 order radiofrequency launchers 32 emissions one interrogation signal, when this monitor unit 2 receives this interrogation signal, will send this tire pressure alarm signal to remote control and display unit 3 via radiofrequency launcher 25, certainly, when monitor unit 2 transmitted the tire pressure signal automatically, this remote control and display unit 3 did not just need initiatively to launch interrogation signal.
Therefore, when the user wants when remote control and display unit 3 are learnt the tire pressure situation of car, two kinds of receive modes are arranged, as shown in Figure 3, a kind of is that sensing cell 1 utilizes radiofrequency launcher 14 to be sent to monitor unit 2 tire pressure that records, this monitor unit 2 receive and show the back produce a tire pressure alarm signal and initiatively this tire pressure alarm signal is utilized radiofrequency launcher 25 send to the user on one's body remote control and display unit 3 and the tire pressure situation shown.Another kind is to show after monitor unit 2 is being received tire pressure but can not send out, activate the control interface 36 of remote control and display unit 3 up to the user after, and send an interrogation signal and inform this monitor unit 2, this monitor unit 2 just utilizes radiofrequency launcher 25 to be sent to remote control and display unit 3 the tire pressure alarm signal of its generation after receiving this interrogation signal.
As shown in Figure 7, it is second preferred embodiment of the present invention, itself and above-mentioned first embodiment are roughly the same, it also comprises sensing cell 4, monitor unit 5 and remote control and display unit 6, and its different with above-mentioned first preferred embodiment be in: 5 of the sensing cell 4 of present embodiment and monitor units are to transmit the tire pressure signal with the mutual inductance resonance mode, the tire pressure load mode of this monitor unit 5 and remote control and display unit 6 is then as above-mentioned first embodiment, therefore, just different with first embodiment locating below is illustrated.
As Fig. 7, shown in 8, sensing cell 4 comprises that one supplies with the battery powdered device 41 of its inner all circuit powers, one pressure-sensing circuit 42, two comparator circuits 43,44, one microprocessor 45 and one first induction coil 46, this battery powdered device 41 is to electrically connect with microprocessor 45, can control the power supply situation of other devices by this microprocessor 45, and reach purpose of power saving, the output voltage of pressure-sensing circuit 42 output one VREF (Voltage Reference) and a corresponding tire pressure size, this two voltage is transfused to each comparator circuit 43 respectively, 44 and export to and be connected comparator 43, in the microprocessor 45 after 44, and suitably handle back output one pulse wave signal to first induction coil 46 that is connected in microprocessor 45 mouths and produce inducing current through microprocessor 45.
In addition, as shown in Figure 9, sensing cell 4 ' also can be constituted with identical in the past mechanical compression sensing element 41 ' and one first induction coil 46 by one, when tire pressure arrives the setting critical value of this mechanical compression sensing element 41 ', this mechanical compression sensing element 41 ' promptly can make second induction coil 52 with monitor unit 5 produce mutual inductances resonance and tire pressure is reached second induction coil 52 the 46 two ends conductings of first induction coil with theory of machines, via radiofrequency launcher 56 this tire pressure is passed to remote control and display unit 6 again.
Shown in Figure 10,11, be the 3rd preferred embodiment of the present invention, they are different with above-mentioned first and second preferred embodiment be in: it omits monitor unit and only has the sensing cell 7 of wireless transmission and receiving function and a remote control and display unit 8 concurrently by one and formed.
Sensing cell 7 comprises that one supplies with the battery powdered device 71 of its inner all circuit powers, one pressure sensor 72, one microprocessor 73, one radiofrequency launcher 74 and a radio frequency receiver 75, wherein different with the sensing cell 1 of first embodiment be in: sensing cell 7 is set up a radio frequency receiver 75, can directly receive interrogation signal by this remote control and display unit 8 emissions, directly its tire pressure signal that records is sent to remote control and display unit 8 demonstrations again, certainly also can wait for the interrogation signal of this remote control and display unit 8, and tire pressure be sent to this remote control and display unit 8 on one's own initiative in good time.
It should be noted that, the battery powdered device the 21, the 51st of this monitor unit respectively in the foregoing description is directly or indirectly with the system power supply electric connection of car, the battery powdered device 11,31,41,61,71,81 of other unit then is to use the battery supply that itself is provided with, therefore, no matter the present invention can detect pressure of tire at any time under the situation whether system power supply of car is activated.
As shown in figure 12, sensing cell 1 can be installed in that tire 91 is inner to be connected with valve 93.As shown in figure 13, sensing cell 4 can be installed in tire 91 inside, and its first induction coil 46 is the inner peripheral settings around tire 91.As shown in figure 14, sensing cell (mechanical type) 4 ' can be installed in tire 91 outsides and connect with valve 93.
In sum, the method and the device thereof of remote-controlled detection of the present invention and far-end display of tyre conditions, install a wireless launcher on the monitor unit of utilization in being installed in car or on the sensing cell that is installed in the car tire, and utilize a remote control and display unit (remote controller just), receive the tire pressure signal that transmits indirectly or directly transmit by sensing cell by monitor unit with the wireless transmission receive mode, and the battery powdered device of each monitor unit of the present invention directly or indirectly is electrically connected on the system power supply of car, and sensing pressure of tire at any time, but allow the user not need into the car also sensing tire pressure.
Claims (23)
1. the method for remote-controlled detection and far-end display of tyre conditions, it is characterized in that: this method comprises the following steps: that (a) provides sensing cell on each tire of car, but each sensing cell sensing pressure of tire and produce a tire pressure signal after, this tire pressure signal is sent; (b) provide a monitor unit in car, it can receive the tire pressure signal from sensing cell, and detect to handle respectively whether this tire pressure signal is normal to differentiate tire pressure, and initiatively sends an alarm signal and show according to each tire state; (c) provide a remote control and display unit, it can receive the tire pressure alarm signal that monitor unit transmits, and also can initiatively launch interrogation signal and give this monitor unit requirement passback alarm signal, and the tire pressure alarm signal that receives is shown after treatment.
2. the method for remote-controlled detection as claimed in claim 1 and far-end display of tyre conditions, it is characterized in that: be to transmit the tire pressure signal between described each sensing cell and the monitor unit, and transmit interrogation signal and tire pressure alarm signal with the wireless transmission receive mode between this monitor unit and remote control and the display unit with wireless radiofrequency emission receive mode.
3. the method for remote-controlled detection as claimed in claim 1 and far-end display of tyre conditions, it is characterized in that: be to transmit the tire pressure signal between described each sensing cell and the monitor unit, and be to transmit interrogation signal and tire pressure alarm signal between this monitor unit and remote control and the display unit with the wireless transmission receive mode with coil mutual inductance resonance mode.
4. the method for remote-controlled detection as claimed in claim 1 and far-end display of tyre conditions, it is characterized in that: when described monitor unit is initiatively launched the tire pressure signal, described remote control and display unit do not need initiatively to launch interrogation signal, only need receive the tire pressure alarm signal that is transmitted by this monitor unit passively.
5. the method for remote-controlled detection as claimed in claim 1 and far-end display of tyre conditions, it is characterized in that: described monitor unit can initiatively not launched the tire pressure signal, and just this tire pressure alarm signal is sent can receive the interrogation signal that remote control and display unit transmit by the time the time.
6. the method for remote-controlled detection and far-end display of tyre conditions, it is characterized in that: this method comprises the following steps: that (a) provides on each tire that sensing cell is located at car, each sensing cell at any time the sensing tire pressure and produce a tire pressure signal after, can on one's own initiative this tire pressure signal be sent; (b) provide a remote control and display unit, it can receive the tire pressure signal from each sensing cell, also can initiatively launch an interrogation signal to each sensing cell requirement passback tire pressure signal, and each tire pressure signal detection that will receive handles, to differentiate each pressure of tire whether normally and show.
7. the method for remote-controlled detection as claimed in claim 6 and far-end display of tyre conditions is characterized in that: be tire pressure signal and the interrogation signal that transmits each tire with wireless radiofrequency emission receive mode between described each sensing cell and remote control and the display unit.
8. the method for remote-controlled detection as claimed in claim 6 and far-end display of tyre conditions, it is characterized in that: described sensing cell can be according to the arrival of interrogation signal, and automatically the tire pressure signal is launched in good time, at this moment, described remote control and display unit just must initiatively not launched interrogation signal, need only receive the tire pressure signal that is transmitted by this sensing cell passively.
9. device that is used to realize the method for remote-controlled detection and far-end display of tyre conditions, it is characterized in that: this device comprises that the monitor unit and that the sensing cell, on several each tires that is fixedly installed on car respectively is arranged on the car places user's remote control and display unit on one's body; Described sensing cell comprises one in order to the sensing pressure of tire and produce the wireless base station apparatus of pressure-sensing device and in order to this tire pressure signal is sent of a tire pressure signal; Described monitor unit comprises a radio receiver and a wireless launcher, this radio receiver is in order to receive from the tire pressure signal of sensing cell and whether differentiate tire pressure normal, and when the tire pressure mal, give a warning, this wireless launcher is initiatively the tire pressure signal to be sent; Described remote control and display unit comprise a wireless launcher, a radio receiver and a read out instrument, this wireless launcher can initiatively be launched interrogation signal and require to return the tire pressure signal for the radio receiver of this monitor unit, and this radio receiver is in order to receive tire pressure signal that monitor unit transmits and the tire pressure situation is shown on this read out instrument.
10. the device of remote-controlled detection as claimed in claim 9 and far-end display of tyre conditions, it is characterized in that: the wireless launcher of described monitor unit can initiatively not launched the tire pressure signal, and just this tire pressure signal is launched can wait until the interrogation signal that its radio receiver receives that remote control and display unit transmit the time.
11. the device of remote-controlled detection as claimed in claim 9 and far-end display of tyre conditions, it is characterized in that: when the wireless launcher of described monitor unit is initiatively launched the tire pressure signal, the wireless launcher of remote control and display unit does not need initiatively to launch interrogation signal, and its radio receiver only need receive the tire pressure signal that is transmitted by this monitor unit passively.
12. device as claim 9,10 or 11 described remote-controlled detections and far-end display of tyre conditions, it is characterized in that: the wireless base station apparatus of described sensing cell is a radiofrequency launcher, this sensing cell comprises that also one connects the microprocessor of pressure-sensing device and radiofrequency launcher respectively, to be launched by this radiofrequency launcher after the tire pressure signal conditioning that pressure-sensing device is recorded; The radio receiver of described monitor unit is a radio frequency receiver, this wireless launcher is a radiofrequency launcher, described monitor unit comprises that also a read out instrument and connects the microprocessor of radio frequency receiver, read out instrument and radiofrequency launcher respectively, to deliver to the read out instrument demonstration after the tire pressure signal conditioning that radio frequency receiver is received respectively and to deliver to radiofrequency launcher and launch.
13. device as claim 9,10 or 11 described remote-controlled detections and far-end display of tyre conditions, it is characterized in that: the wireless launcher of described sensing cell is one first induction coil, and this sensing cell comprises that also one connects the microprocessor of the pressure-sensing device and first induction coil respectively, to be sent by first induction coil after the tire pressure signal conditioning that pressure-sensing device is recorded; The radio receiver of described monitor unit is one to be located on the car and near second induction coil of first induction coil, this wireless launcher is a radiofrequency launcher, described monitor unit comprises that also a read out instrument and connects the microprocessor of second induction coil, read out instrument and radiofrequency launcher respectively, utilizing mutual inductance resonance, and will deliver to read out instrument after the tire pressure signal conditioning respectively and show and deliver to radiofrequency launcher and launch tire pressure induction of signal to the second induction coil on first induction coil.
14. the device of remote-controlled detection as claimed in claim 12 and far-end display of tyre conditions, it is characterized in that: the wireless launcher of described remote control and display unit is a radiofrequency launcher, described radio receiver is a radio frequency receiver, this remote control comprises also that with display unit a control interface and is connected radiofrequency launcher respectively, radio frequency receiver, the microprocessor at read out instrument and control interface, the may command radiofrequency launcher is initiatively launched interrogation signal to monitor unit requirement passback tire pressure signal or do not launch interrogation signal and wait for that passively this monitor unit initiatively transmits the tire pressure signal, shows and receive the tire pressure signal and deliver to read out instrument after processing via radio frequency receiver.
15. the device of remote-controlled detection as claimed in claim 13 and far-end display of tyre conditions, it is characterized in that: the wireless launcher of described remote control and display unit is a radiofrequency launcher, this radio receiver is a radio frequency receiver, this remote control comprises also that with display unit a control interface and is connected radiofrequency launcher respectively, radio frequency receiver, the microprocessor at read out instrument and control interface, the may command radiofrequency launcher is initiatively launched interrogation signal to monitor unit requirement passback tire pressure signal or do not launch interrogation signal and wait for that passively monitor unit initiatively transmits the tire pressure signal, and via radio frequency receiver receive the tire pressure signal and handle after deliver to read out instrument and show.
16. the device as claim 9,10 or 11 described remote-controlled detections and far-end display of tyre conditions is characterized in that: described sensing cell, monitor unit and remote control and display unit are respectively equipped with one in order to supply the battery powdered device of its inner member and the required power supply of circuit.
17. the device of remote-controlled detection as claimed in claim 16 and far-end display of tyre conditions, it is characterized in that: the battery powdered device of described monitor unit can directly or indirectly be electrically connected to the system power supply of car, the battery powdered device of sensing cell and remote control and display unit then uses the battery supply that itself is provided with, and makes remote measurement and distal displayed type tire state detect caution system and is detected tire state at any time.
18. one kind is used to realize that remote control detects and the device of the method for far-end display of tyre conditions, it is characterized in that: this device comprises that the sensing cell and on several each tires that is fixedly set in car respectively places user's remote control and display unit on one's body; Described sensing cell comprises a pressure-sensing device, a radio receiver and a wireless launcher, this pressure-sensing device is in order to the sensing tire pressure and produces a tire pressure signal, this radio receiver is to receive an interrogation signal, and this wireless launcher is according to this interrogation signal the tire pressure signal to be sent in good time; Described remote control and display unit comprise a wireless launcher, a radio receiver and a read out instrument, wireless launcher is initiatively to launch an interrogation signal to each sensing cell, and radio receiver is the tire pressure that transmits in order to the wireless launcher that receives by each sensing cell, and be shown on the read out instrument after will this tire pressure handling.
19. the device of remote-controlled detection as claimed in claim 18 and far-end display of tyre conditions, it is characterized in that: described sensing cell also can be according to the arrival of interrogation signal and automatically the tire pressure signal timing is launched, remote control and display unit just must initiatively not launched interrogation signal, need only receive the tire pressure signal that is transmitted by this sensing cell passively.
20. the device of remote-controlled detection as claimed in claim 18 and far-end display of tyre conditions, it is characterized in that: the radio receiver of described sensing cell is a radio frequency receiver, wireless launcher is a radiofrequency launcher, this sensing cell comprises that also one connects the microprocessor of pressure-sensing device, radio frequency receiver and radiofrequency launcher respectively, to deliver to radiofrequency launcher after the tire pressure processing that pressure-sensing device is recorded, radiofrequency launcher is then launched the tire pressure signal by the interrogation signal of this radio frequency receiver reception according to one actively or passively.
21. the device of remote-controlled detection as claimed in claim 20 and far-end display of tyre conditions, it is characterized in that: the wireless launcher of described remote control and display unit is a radiofrequency launcher, radio receiver is a radio frequency receiver, this remote control comprises also that with display unit a control interface and is connected radiofrequency launcher respectively, radio frequency receiver, the microprocessor at read out instrument and control interface, the control radiofrequency launcher is initiatively launched interrogation signal to monitor unit activated by this control interface, and the tire pressure signal that radio frequency receiver receives is shown through delivering to this read out instrument after suitably handling.
22. the device as claim 20 or 21 described remote-controlled detections and far-end display of tyre conditions is characterized in that: described sensing cell and this remote control and display unit are respectively equipped with one in order to supply the battery powdered device of its inner member and the required power supply of circuit.
23. the device of remote-controlled detection as claimed in claim 22 and far-end display of tyre conditions, it is characterized in that: the battery powdered device of described sensing cell and remote control and display unit is to use the battery supply that itself is provided with, and makes tire pressure detect the tire state that caution system is detected car at any time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001010964A CN1140425C (en) | 2000-01-14 | 2000-01-14 | Method and device for remote-controlled detection and far-end display of tyre conditions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB001010964A CN1140425C (en) | 2000-01-14 | 2000-01-14 | Method and device for remote-controlled detection and far-end display of tyre conditions |
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| Publication Number | Publication Date |
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| CN1305907A true CN1305907A (en) | 2001-08-01 |
| CN1140425C CN1140425C (en) | 2004-03-03 |
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| CNB001010964A Expired - Fee Related CN1140425C (en) | 2000-01-14 | 2000-01-14 | Method and device for remote-controlled detection and far-end display of tyre conditions |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100360921C (en) * | 2004-03-04 | 2008-01-09 | 三菱自动车工业株式会社 | Tire air pressure warning system and method for warning against tire air pressure |
| CN103507579A (en) * | 2013-09-29 | 2014-01-15 | 芜湖市顺昌汽车配件有限公司 | Automobile tire pressure monitoring control system and control method thereof |
| US20140266661A1 (en) * | 2013-03-15 | 2014-09-18 | Continental Automotive Systems, Inc. | Methods, systems and devices for integration of tire pressure monitoring sensors with a tire pressure monitoring system |
| CN104553640A (en) * | 2015-02-06 | 2015-04-29 | 成都市科虹电子有限公司 | Tire pressure monitoring device |
| WO2019223353A1 (en) * | 2018-05-25 | 2019-11-28 | 京东方科技集团股份有限公司 | Pressure sensing device, sensor manufacturing method and piezoresistive material layer manufacturing method |
| CN110636949A (en) * | 2017-05-26 | 2019-12-31 | 株式会社自动网络技术研究所 | Tire pressure detection system |
-
2000
- 2000-01-14 CN CNB001010964A patent/CN1140425C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100360921C (en) * | 2004-03-04 | 2008-01-09 | 三菱自动车工业株式会社 | Tire air pressure warning system and method for warning against tire air pressure |
| US20140266661A1 (en) * | 2013-03-15 | 2014-09-18 | Continental Automotive Systems, Inc. | Methods, systems and devices for integration of tire pressure monitoring sensors with a tire pressure monitoring system |
| US9120357B2 (en) * | 2013-03-15 | 2015-09-01 | Continental Automotive Systems, Inc. | Methods, systems and devices for integration of tire pressure monitoring sensors with a tire pressure monitoring system |
| CN103507579A (en) * | 2013-09-29 | 2014-01-15 | 芜湖市顺昌汽车配件有限公司 | Automobile tire pressure monitoring control system and control method thereof |
| CN103507579B (en) * | 2013-09-29 | 2017-02-08 | 芜湖市顺昌汽车配件有限公司 | Automobile tire pressure monitoring control system and control method thereof |
| CN104553640A (en) * | 2015-02-06 | 2015-04-29 | 成都市科虹电子有限公司 | Tire pressure monitoring device |
| CN110636949A (en) * | 2017-05-26 | 2019-12-31 | 株式会社自动网络技术研究所 | Tire pressure detection system |
| WO2019223353A1 (en) * | 2018-05-25 | 2019-11-28 | 京东方科技集团股份有限公司 | Pressure sensing device, sensor manufacturing method and piezoresistive material layer manufacturing method |
| US11391639B2 (en) | 2018-05-25 | 2022-07-19 | Beijing Boe Technology Development Co., Ltd. | Pressure sensing device, manufacturing method of sensor, and manufacturing method of piezoresistive material layer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1140425C (en) | 2004-03-03 |
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