CN107128264A - The signal acquisition and transmission of carsickness-proof, reception and processing method and transmitting terminal - Google Patents
The signal acquisition and transmission of carsickness-proof, reception and processing method and transmitting terminal Download PDFInfo
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- CN107128264A CN107128264A CN201610106964.3A CN201610106964A CN107128264A CN 107128264 A CN107128264 A CN 107128264A CN 201610106964 A CN201610106964 A CN 201610106964A CN 107128264 A CN107128264 A CN 107128264A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/037—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for occupant comfort, e.g. for automatic adjustment of appliances according to personal settings, e.g. seats, mirrors, steering wheel
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention discloses a kind of signal acquisition of carsickness-proof and transmission, reception and processing method and transmitting terminal, belong to automotive field.The signal acquisition and sending method include：Obtain vehicle movement parameter；Vehicle movement parameter is handled, audio-visual control parameter is obtained；Audio-visual control parameter is externally sent by wireless protocols.The signal is received and processing method includes：The audio-visual control parameter that receiving terminal is received is read, and realizes that particular video frequency is shown and sound effect according to these parameters.The transmitting terminal is Vehicle Controller, completes acquisition, processing and the sending function of signal.This patent scheme can be synchronized the visual experience of passenger and the kinesthesia to vehicle, reach the purpose that visual enhancement is carried out to state of motion of vehicle, carsick discomfort is overcome.
Description
Technical field
The present invention relates to automotive field, signal acquisition, transmission and application in particular to vehicle electric field.
Background technology
Carsickness is a kind of relatively conventional sense of discomfort, can betide all age group, produces a series of malaise symptoms.
When riding public transportation means, human body is typically more sensitive to acceleration ratio, and the power that seat passes to human body is more direct.On the one hand it is the factor because visual angle and impression of the human body to vision is less sharp, is on the other hand that enough visual stimulus, light is inadequate, notice can not collect medium because cannot get.On carsick Biological Mechanism, most authoritative achievement is published on July 29th, 1977 earliest in global range《Science》On magazine, article is entitledMotion sickness:an evolutionary
hypothesis 。Theoretical result based on this article, is identified as the reason for carsick, when riding public transportation means, and the visual signal and acceleration signal that brain is received are inconsistent, and human body occurs the various malaise symptoms such as dizzy vomiting for self-insurance.Under normal circumstances, vehicle is more high-grade, acceleration is more smoothed out, and carsick symptom is more serious.
The problem of solving visual signal and inconsistent acceleration signal, is to mitigate carsick uncomfortable promising approach.The automobile industry technology in the present age is more and more ripe, and electronics electronic control module industrial grade is improved constantly, and kind of sensor is more and more, and the related signal of motor racing increasingly enriches, in detail.And the gradually universalness application of various field bus techniques, quick obtaining and transmission for these parameters, which are provided, further may.On the other hand, all kinds of handheld tablet computers, the popularization of touch screen smart mobile phone, also provide extensive carrier for virtual image.
Retrieval finds that the domestic patent in terms of carsickness rarely has and is conceived to solution vision and acceleration by the afoul product of force feeling or method, majority is medicine patch, smearing, physical massage stimulate the product or method of class, its theoretical foundation is unintelligible, and effect is unstable, and practicality is poor.Few in number attempts the patented method that solution power is felt and vision conflicts（Matsushita Electric Industries's patent,《Device for informing》, publication date 2007-06-20, publication number CN1984799A）, because device is complicated, poor practicability, in the market is difficult to find trace substantially.For in the world, the patent of Google（Publication date：1999-10-12, publication number：The A of US 5966680,）A kind of wearable device is described, this equipment can detect human body state in which, and then control virtual pattern to be projected directly on human eye retina.But it does not make full use of the existing signal of vehicle, but need additionally to increase special signal transducer, and need special display device therefore product effect is general, expensive, actual popularity is also very low.
The content of the invention
Received and processing method the invention provides a kind of signal acquisition of carsickness-proof and sending method, signal, signal source borrows the existing signal of automobile, receiving terminal is the electronic equipments such as mobile phone, tablet personal computer.Used method is that video is virtual and sound control, the video for controlling receiving terminal according to the motion state of vehicle is shown and sound effect, it is consistent human visual impression and acceleration impression, so as to provide a kind of scheme with low cost, excellent effect prevented and cure Car-sickness.
The invention provides a kind of transmitting terminal, the described transmitting terminal is an entity controller, and on vehicle, the transmitting terminal includes：Signal acquiring unit, the signal related for obtaining vehicle movement；Signal processing unit, is handled for the signal to acquisition, obtains audio-visual control parameter；Parameter transmitting element, audio-visual control parameter is externally sent by wireless protocols.
The mode that the signal acquiring unit obtains vehicle movement coherent signal has and directly gathers acquisition and by vehicle communication network from two kinds of other module indirect gains by direct-connected sensor.The vehicle movement coherent signal obtained is delivered to signal processing unit by signal acquiring unit, and signal processing unit carries out processing computing to vehicle movement coherent signal, generates audio-visual control parameter, and deliver to parameter transmitting element.After parameter transmitting element is packaged to audio-visual control parameter, is transmitted to a range of space, received by one or more receiving terminal by the way of wireless protocols.Obviously, before being wirelessly transferred, wireless connection need to be set up in advance.
The processing of the signal processing unit signal related to vehicle movement, it is different according to degree, complete computing, completely not computing and incomplete computing therebetween can be divided into.
In the case of complete computing, the related signal of all vehicle movements of the signal processing unit to acquisition carries out the operation such as data-optimized, operation transform, the audio-visual control parameter drawn can be directly used for receiving terminal control video and show and sound effect, it is to avoid receiving terminal carries out operation transform again to audio-visual control parameter.
Completely in the case of not computing, the related signal slavish copying of vehicle movement that signal processing unit obtains signal acquiring unit is to parameter transmitting element, the processing optimization of signal and operation transform, completed by receiving terminal, and according to the result after optimization and computing, complete receiving terminal video and show and sound control.
In the case of incomplete computing therebetween, signal processing unit carries out data-optimized and computing to the related signal of a part of vehicle movement, another part is directly replicated, and delivers to parameter transmitting element.Receiving terminal is obtained after audio-visual control parameter, and according to actual conditions, partly audio-visual control parameter is optimized and operation transform, and is shown and sound control for completing receiving terminal video.
The parameter transmitting element persistently sends audio-visual control parameter by wireless protocols.
The signal for the carsickness-proof that the present invention is provided is received and processing method, reads the audio-visual control parameter that receiving terminal wireless module is received, and control the video of receiving terminal to show.The groundwork that video is shown includes the rotating, move forward and backward of environmental objects, the control of road figure and generation in real time, column-shape strip compactedness with power size increase and decrease etc..
It is preferred that, the audio-visual control parameter that receiving terminal wireless module is received is read, the sound effect of receiving terminal is controlled, the display effect to video image is strengthened.
It is preferred that, in the case that signal is received and processing method carries out data-optimized or operation transform to audio-visual control parameter, constant value and constant list data needed for computing, it can operate to import or download by network by receiving terminal software interface and obtain, such as audio-visual control parameter is tire rotational speed, then tire radius parameter can be downloaded by network, to obtain speed.
The present invention provides the signal acquisition and sending method of a kind of carsickness-proof, and this method includes：The related signal of vehicle movement is obtained from vehicle, and the mode of acquisition is directly gathers or by vehicle communication network from other module indirect gains by direct-connected sensor；The related signal of vehicle movement to acquisition is handled, and obtains audio-visual control parameter.
Transmitting terminal is sent audio-visual control parameter to receiving terminal by the way of being wirelessly transferred.
The present invention provides a kind of signal of carsickness-proof and received and processing method, and this method includes：Read the audio-visual control parameter that receiving terminal wireless receiving module is received.
Receiving terminal video is controlled to show according to audio-visual control parameter.
It is preferred that, receiving terminal controls receiving terminal sound effect according to audio-visual control parameter.
Brief description of the drawings
In order to illustrate more clearly of technical scheme, embodiment used in the present invention is described in detail below in conjunction with accompanying drawing.It should be evident that drawings in the following description are only some citings of the embodiment of the present invention, for those skilled in the art, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is that systems approach is monolithically fabricated schematic diagram.
Fig. 2 is the functional module pie graph of transmitting terminal.
Fig. 3 is the flow chart that transmitting terminal signal processing unit generates audio-visual control parameter.
Fig. 4 is the figure for the principle that receiving terminal control video is turned.
Fig. 5 is a kind of visual field design sketch that receiving terminal controls turning video.
Fig. 6 is the first equivalent visual field design sketch that receiving terminal controls turning video.
Fig. 7 is second of equivalent visual field design sketch that receiving terminal controls turning video.
Embodiment
A certain operative scenario in the preferred embodiments of the present invention is specifically described below in conjunction with accompanying drawing, it will be appreciated that embodiment described herein is merely to illustrate and explain the present invention, and is not intended to limit the present invention.
Fig. 1 is the module composition schematic diagram of systems approach in the embodiment of the present invention.
Module 101 is a set, and comprising one or more sensors, related signal is moved for collection vehicle.
Module 102 is transmitting terminal described in claims, includes signal acquiring unit, signal processing unit, parameter transmitting element.Its mode for obtaining vehicle movement coherent signal includes two major classes, one is directly being gathered by direct-connected sensor, the second is being obtained by vehicle communication network from other controller modules.
The connection method of module 101 and module 102 is that rigid line is direct-connected.
Module 103 is a set, includes one or more controllers.Transmitting terminal obtains the related signal of vehicle movement by vehicle communication network from the other controller modules of vehicle.The connection method of module 102 and module 103 is communication bus, and bus protocol includes CAN bus（CAN）, local interconnect network bus（LIN）, FlexRay, the system transfer bus towards media（MOST）At least one.
In the present embodiment, the medium of rigid line is plain conductor, and the medium of communication bus is plain conductor or non-metallic optical fiber cables etc..The related signal of vehicle movement needed for transmitting terminal is provided as both module 101 or module 103 at least one.The element in element and module 103 in module 101 can be substituted for each other under specific circumstances, under extreme case, can cancel 101 modules, and all equal slave modules 103 of signal are obtained；Or cancel 103 modules, all equal slave modules 101 of signal are obtained.
Module 104 is receiving terminal（There can be multiple receiving terminals simultaneously, but the present embodiment is illustrated by taking single receiving terminal as an example）.
The interactive mode of module 102 and module 104 is wireless telecommunications, and the agreement used is Bluetooth protocol, WIFI and ZigBee protocol（ZigBee）One kind.
Fig. 2 is the functional module pie graph of transmitting terminal in the embodiment of the present invention.
Module 201 is signal acquiring unit, the signal related for obtaining vehicle movement.In general, the method for obtaining the related signal of vehicle movement has two kinds, one kind is that rigid line is obtained, and another is that bus is obtained.There is provided the related signal of the vehicle movement of rigid line form, sensor type such as switching mode, resistor-type, current mode, voltage-type, pulse width modulation type for the sensor that module 101 is included（PWM）Type, pulse frequency modulated（PFM）Type etc.；Module 103 represents other controller modules of vehicle, and there is provided the related signal of the vehicle movement of bus message form, protocol type such as CAN bus（CAN）, local interconnect network bus（LIN）, FlexRay, the system transfer bus towards media（MOST）Deng.In the case of real-time is satisfiable, hard signal and bus signals can be replaced, such as accelerator pedal depth signal, can directly it be gathered by voltage sensor by transmitting terminal, sensor voltage output can also be gathered by other modules, and send to bus, transmitting terminal obtains the voltage signal by way of bus message.
Module 202 is signal processing unit, is handled for the signal to acquisition, obtains audio-visual control parameter.Fig. 3 is the flow chart that transmitting terminal signal processing unit generates audio-visual control parameter, as vehicle is advanced a certain moment, transmitting terminal signal processing unit is 2.00 volts after being filtered by step 301 to the output of voltage-type accelerator pedal depth transducer, and it is 37.5% to be converted into depth；Constant is read by step 305 and obtains 2.70 meters of wheelbase；Constant is read by step 306 and obtains drive pattern for rear wheel drive；It is 16 to read constant to obtain steering gear ratio by step 307；Constant is read by step 308 and obtains tire radius for 0.31725 meter；By step 309 table look-up car weight be 1500 kilograms.Synchronization, by step 302, transmitting terminal passes through bus（It is preferred that, CAN, similarly hereinafter）The status information of vehicle other controller modules transmission is read, learns that dynamical system state is normal, torque demand value can be realized normally.Synchronization, speed information is read by step 303 from bus, learns that speed now is 15 metre per second (m/s)s；By step 304 from bus read direction disk corner information, learn that steering wheel angle angle now is 96 degree clockwise.With reference to parameters such as speeds, table look-up or calculate and learn that the corresponding dynamical system torque demand of accelerator pedal depth 37.5% is 90 Ns of rice.
In general, the bus message sending method of vehicle network sends for the cycle, counted from certain message is received, in a cycle duration, transmitting terminal can not obtain the message again.Further to improve the real-time and accuracy of system, transmitting terminal should combine the related parameter of vehicle movement, carry out interpolation processing to the data value of segment message, estimate its value this moment, computing is participated in the value of estimation.
Module 202 calculates radius of turn according to parameters such as wheelspan, wheelbase, steering wheel angle angles, or is tabled look-up according to steering wheel angle angle and learn radius of turn, and radius of turn is 25.83 meters；Expected longitudinal acceleration is calculated according to torque demand, moment of torsion transmission efficiency, air resistance coefficient, tire radius, gearbox speed ratio and the parameter such as car weight, acceleration is 1 ms-2。
It is preferred that, if in the case that actual vehicle speed is constant, the expection longitudinal acceleration calculated is larger relative to zero-deviation, then moment of torsion transmission efficiency or air resistance coefficient should be adjusted by the way of feedback correction.
Those skilled in the art is understood that, there is substitutability in vehicle movement coherent signal, i.e., some signal one or more signal operation can be drawn by other, the equivalent substitution in such a technical scheme, regardless of whether signal quality can be reduced, equivalent technology all should be considered.Such as, this programme calculates power output by torque demand and dynamical system state, in the case of dynamical system state is normal, torque demand is approximately equal to reality output moment of torsion, and the method can make transmitting terminal more early learn power output size, for parameter transmitting element sends data, receiving terminal control video is shown and sound effect reserves the more time, reduces the requirement of real-time to the two links.And be used as a kind of alternative method, it would however also be possible to employ dynamical system reality output torque signal, but can reduce parameter transmitting element send data, receiving terminal control video show and sound effect pot life.
It should be apparent to a person skilled in the art that the system schema of multiple module cooperatings, can involve task distribution.In the scheme described by this embodiment of the invention, transmitting terminal can be by the acquired direct slavish copying of vehicle movement coherent signal to its signal transmitting unit, sent by wireless protocols, also can using filtering, interpolation, addition subtraction multiplication and division computing, table look-up, integrate, feed back in one or more, vehicle movement coherent signal is handled, the audio-visual control parameter of deformation generation, is sent, or be used in mixed way by two ways by wireless protocols.Three kinds of processing methods belong to technical scheme described in the invention.
Module 203 is parameter transmitting element, and audio-visual control parameter is externally sent by wireless protocols.Module 203 fills the control commands such as speed, expected longitudinal acceleration, accelerator pedal depth, radius of turn to wireless protocols communication data area, and uses wireless protocols（It is preferred that, Bluetooth protocol, similarly hereinafter）These data overseas broadcasts are sent.
Fig. 3 is that transmitting terminal chooses signal and carries out computing, the flow chart of the audio-visual control parameter of generation.
Receiving terminal reads the audio-visual control parameter that bluetooth module is received, and controls the video of receiving terminal to show and sound effect.The receiving terminal can be the various mobile electronic devices with video/audio function, such as touch screen smart mobile phone, tablet personal computer.
For the present embodiment, audio-visual control parameter is speed, expected longitudinal acceleration, accelerator pedal depth and radius of turn, and receiving terminal is obtained after these information, is shown and sound effect for directly control video, or by after operation transform, control video is shown and sound effect.
It should be apparent to a person skilled in the art that the system schema of multiple module cooperatings, can involve task distribution.In the scheme described by this embodiment of the invention, receiving terminal is obtained after audio-visual control parameter, be can be directly used for control video and is shown and sound effect, or carries out operation transform to audio-visual control parameter, control video is used further to show and sound effect, or two ways is used in mixed way.Three kinds of processing methods belong to technical scheme described in the invention.
Receiving terminal is moved forward and backward to the image display method of speed for control environmental objects.Moved after speed is timing, environmental objects, when speed is bears, environmental objects reach, depending on translational speed is according to speed size.
Receiving terminal rotates to the image display method of cornering operation for control environmental objects with audio-visual control parameter, and control road figure produces change with audio-visual control parameter, such as audio-visual control parameter reflects that vehicle is just turned, then video needs simultaneous display to go out corresponding curving effect.The mode of link change has curvature, right-angle bending etc..
Fig. 4 is the figure for the principle that receiving terminal control video is turned.
Fig. 4 describes the turning principle of vehicle, and wherein position 401 is this moment（t=0）The theoretical position of vehicle in video, position 402 is the theoretical position of t=1s vehicles in video.In this 1s, the audio-visual control parameter that receiving terminal is persistently obtained, wherein expected longitudinal acceleration value is lasting constant, accelerator pedal depth value is lasting constant, and radius of turn value is lasting constant, and speed increases to 16 metre per second (m/s)s by 15 metre per second (m/s)s.
Vehicle actual motion angle offsets about 34 °, and the actual longitudinal acceleration and centripetal acceleration of vehicle can directly be perceived by human body.Receiving terminal control receiving terminal video shows and sound effect that most important purpose is to make video display effect and the actual active force for acting on human body experienced of human body consistent.
Receiving terminal obtains audio-visual control parameter in real time, and receiving terminal video display effect is controlled according to audio-visual control parameter.For example, being integrated to speed, mobile distance is obtained；Real-time angular speed is obtained according to speed and real-time radius of turn, angular velocity is integrated to obtain angle of turn.The movable speed of receiving terminal control environmental objects should be consistent with speed, and the speed of control environmental objects rotation should be corresponding with real-time angular speed, so that video display effect is consistent with the actual active force experienced of human body.
Fig. 5 is a kind of visual field design sketch that receiving terminal controls turning video.
Wherein state 501 is " 1s " of example description described in embodiment initial time, the sectional drawing of the video display interface of receiving terminal control, state 502 is " 1s " of example description described in the embodiment end moment, the sectional drawing of the video display interface of receiving terminal control, time span is the 1s described in the example.Receiving terminal realizes the control to environmental objects and road figure by obtaining audio-visual control parameter, in real time control video display interface in real time.Easily found by the contrast of two states, video display interface realizes the control to environmental objects in video, such as environmental objects retrogressing, rotation and the change of road figure.
Common, environmental objects is in rotary moving to control in real time in receiving terminal control video display interface, is relatively easy to.But audio-visual control parameter is sent in real time by transmitting terminal, the prediction that receiving terminal can not be to this progress longer period can not carry out early stage display to the road shape of distant place, therefore the long range generation of receiving terminal control road figure is more difficult.Problems can be solved by three kinds of methods：First method be in being shown to video far ahead road blurred, obfuscation, do not know it, only the road of closer distance is effectively shown, when effective turning command in audio-visual control parameter, the change of road direction only need to be to being achieved in vehicle forward direction closer distance in video clip, and difficulty is minimized；Second method is, according to audio-visual control parameter, when needing to turn, road component to be generated on current travel path, after distributor road, i.e., using the road as travel path, waits effective turning command next time, road component is generated again；The third method is no road driving, in the video display interface of receiving terminal control in without road, vehicle is travelled on infinitely great ground in the visual field, and the operation such as turning of vehicle gives visual enhancement by the mountain of the mark on road surface or distant place, cloud.
Fig. 6 is the first equivalent visual field design sketch that receiving terminal controls turning video.As illustrated, the method that video display interface employs virtualization to distant place road, to strengthen the uncertainty of distant road, is easy to the real time modifying in nearby road path.This video display interface scene can equally realize the visual effect described by Fig. 5.
It is preferred that, in the present embodiment, video display interface can add column-shape strip, the compactedness of column-shape strip increases with expected longitudinal acceleration increase, when expected longitudinal acceleration value is zero, the value of compactedness is located at its zero point, when expected longitudinal acceleration value is timing, the value of compactedness is located at more than its zero point, when expected longitudinal acceleration value is bears, the value of compactedness is located at below its zero point, so as to more intuitively embody the acceleration magnitude of vehicle with the mode of vision, visual experience and human body stress is experienced consistent.Other load buttons or control that video display interface is added, are industry routine techniques, do not repeat.
In another embodiment, the column-shape strip of video display interface addition, its compactedness increases and increased with accelerator pedal depth, when accelerator pedal depth value is zero, the value of compactedness is located at its zero point, and when accelerator pedal depth value is more than zero, the value of compactedness is located at more than its zero point.
Fig. 7 is the equivalent visual field design sketch of another optional control turning video of embodiment of the present invention.The interface visual angle of video display interface, driver present position has been transferred to from vehicle back upper place.
It is preferred that, the embodiment of the present invention, receiving terminal controls the audio output of receiving terminal according to the torque signal received.The frequency and loudness of audio output increase with the increase of torque signal.By the visual stimulus of acoustic stimuli auxiliary reception end video clip, so as to avoid uninteresting, and the visual experience of human body can be made preferably consistent with human body stress.
Those skilled in the art is understood that, the connection foundation of communications protocol, data transfer, the actions such as " shaking hands " confirmation may be included, in such as this embodiment of the invention, while transmitting terminal is to receiving terminal transmission audio-visual control parameter, receiving terminal may send response data to transmitting terminal, but the response data is caused because transmitting terminal sends data to receiving terminal, whole process can still be described as " transmitting terminal sends audio-visual control parameter to receiving terminal ", and not influence the preciseness of the description.The scene of other protocol datas transmission of the embodiment described in the invention, equally need to be understood using which.
Those skilled in the art is understood that, for transmitting terminal of the present invention, it is described to read constant and table look-up, constant value and the constant list data, it is not belonging to the signal obtained from outside, but the value preserved inside controller, such constant value and constant list data, the method for typically directly defining or demarcating by program is configured.Those skilled in the art is further appreciated that, for receiving terminal of the present invention, if receiving terminal needs to carry out operation transform to the audio-visual control parameter of acquisition, inevitably need some constant values or constant list data, such constant value or constant list data is general to be imported by interface button operation, or acquisition is downloaded by network, correlation technique is industry routine techniques, be will not be repeated here.
It should be apparent to a person skilled in the art that in general, when vehicle is run, it moves related parameter and is being continually changing, the situation that the present embodiment only advances and turned right to vehicle is described and analyzed, it is intended that explains the present invention, rather than is used as limitation of the present invention.According to the description and analysis, those skilled in the art is easily achieved receiving terminal video control continuous in time.
Those skilled in the art should know, FlexRay is the registration mark of DaimlerChrysler Corp, represents a kind of automobile bus mechanics of communication, and related details are easy to obtain from industry sources, repeat no more, and " FlexRay " described in text is the bussing technique.WiFi is to hold brand by Wi-Fi Alliance, it is the wireless local area network technology specification based on the serial protocols of IEEE 802.11, relevant information is also easy to obtain from industry sources, repeat no more, and " WiFi " described in text is based on the serial protocols, technology that those skilled in the art are generally believed.
In the description of this specification, term " equal ", " consistent ", " more than ", " following ", " equivalent ", " real-time ", " direct ", the word of the description degree such as " afterwards " and quantity, the technical scheme described by sentence paragraph that be with reference to residing for it and the paragraph understood.In this manual, appended accompanying drawing is only used for giving the present invention position relationship in example and explanation, figure in the sequencing and figure of step etc. and is not construed as limiting the invention.
Obviously, those skilled in the art can carry out various changes and modification to the present invention without departing from the spirit and scope of the present invention.So, if these modifications and variations of the present invention belong within the scope of the claims in the present invention and its equivalent technologies, then the present invention is also intended to comprising including these changes and modification.
Claims (8)
1. the signal acquisition and sending method of a kind of carsickness-proof, it is characterised in that methods described includes：
Obtain the related signal of vehicle movement, the related signal of the vehicle movement includes speed, accelerator pedal depth, moment of torsion, acceleration, steering angle, turn signal state, the one or more of radius of turn, it is described to be retrieved as acquisition in real time, the mode of the acquisition is directly two methods of acquisition and the one or two of indirect gain, it is described to be directly retrieved as obtaining by gathering with the sensor that transmitting terminal itself is joined directly together, the indirect gain is obtains by vehicle communication network, and the vehicle communication network includes CAN bus（CAN）, local interconnect network bus（LIN）, FlexRay, the system transfer bus towards media（MOST）At least one of four kinds of agreements；
The signal of acquisition is handled, audio-visual control parameter is obtained, the processing include direct duplication, filtering, interpolation, addition subtraction multiplication and division computing, table look-up, integrate, feed back in one or more；
Audio-visual control parameter is externally sent by wireless protocols, the audio-visual control parameter includes speed, accelerator pedal depth, moment of torsion, acceleration, steering angle, turn signal state, the one or more of radius of turn, and the wireless protocols are Bluetooth protocol, WIFI and ZigBee protocol（ZigBee）One kind.
2. the method as described in claim 1, it is characterised in that before audio-visual control parameter is externally sent by wireless protocols, methods described also includes：
Pass through Bluetooth protocol, WIFI and ZigBee protocol（ZigBee）One kind with receiving terminal set up communicate to connect.
3. a kind of signal of carsickness-proof is received and processing method, it is characterised in that methods described includes：
Read the audio-visual control parameter that wireless module is received；
According to the audio-visual control parameter, control the visual and sound effects of receiving terminal, make stress impression when visual and sound effects and passenger's ride-on vehicles consistent, the visual and sound effects are both video display effect or sound effect at least one, turning of the video display effect comprising ambient image rotates and movable, the control, its method is directly control and at least one of indirect control, the direct control is directly to control video to show or sound effect using audio-visual control parameter, the indirect control is to carry out computing and conversion to audio-visual control parameter, video is shown according to the value after computing and conversion and sound effect is controlled.
4. method as claimed in claim 3, it is characterised in that read before the audio-visual control parameter that wireless module is received, methods described also includes：
Pass through Bluetooth protocol, WIFI and ZigBee protocol（ZigBee）One kind with transmitting terminal set up communicate to connect.
5. the method as described in claim 3 or 4, is further characterized in that, according to audio-visual control parameter, the compactedness of the flagpole pattern suspended in control video display interface increases and decreases and increased and decreased with vehicle power.
6. a kind of transmitting terminal of carsickness-proof, is a Vehicle Controller, is installed on vehicle, it is characterised in that the transmitting terminal includes：
Signal acquiring unit, the signal related for obtaining vehicle movement；
Signal processing unit, is handled for the signal to acquisition, obtains audio-visual control parameter；
Parameter transmitting element, audio-visual control parameter is externally sent by wireless protocols.
7. transmitting terminal as claimed in claim 6, it is characterized in that, it uses directly at least one of acquisition or indirect gain two ways, the related signal of vehicle movement is obtained from vehicle, it is described to be directly retrieved as obtaining by gathering with the sensor that transmitting terminal itself is joined directly together, the indirect gain is obtains by vehicle communication network, and the vehicle communication network includes CAN bus（CAN）, local interconnect network bus（LIN）, FlexRay, the system transfer bus towards media（MOST）At least one of four kinds of agreements.
8. transmitting terminal as claimed in claims 6 or 7, it is characterised in that with wireless communication module, and the wireless protocols used is Bluetooth protocol, WIFI and ZigBee protocols（ZigBee）At least one.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107274646A (en) * | 2016-04-07 | 2017-10-20 | 司文奎 | The signal acquisition and transmission of carsickness-proof, reception and processing method and transmitting terminal, terminal |
| CN109823173A (en) * | 2019-03-08 | 2019-05-31 | 浙江吉利汽车研究院有限公司 | A kind of dynamic display method and system of carsickness-proof |
| CN111182940A (en) * | 2017-10-04 | 2020-05-19 | 奥迪股份公司 | Viewing digital content in a vehicle without motion sickness |
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