CN105041112A - Device for opening or closing openings of vehicle - Google Patents
Device for opening or closing openings of vehicle Download PDFInfo
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- CN105041112A CN105041112A CN201510326200.0A CN201510326200A CN105041112A CN 105041112 A CN105041112 A CN 105041112A CN 201510326200 A CN201510326200 A CN 201510326200A CN 105041112 A CN105041112 A CN 105041112A
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- 230000003287 optical effect Effects 0.000 claims abstract description 53
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000005286 illumination Methods 0.000 claims description 35
- 230000001960 triggered effect Effects 0.000 claims description 2
- 210000003660 reticulum Anatomy 0.000 description 22
- 230000033001 locomotion Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 17
- 230000001678 irradiating effect Effects 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
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- 239000011159 matrix material Substances 0.000 description 2
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- 230000005855 radiation Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
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- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005021 gait Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
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- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/73—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects
- E05F15/74—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects using photoelectric cells
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Type of wing
- E05Y2900/531—Doors
Landscapes
- Optical Radar Systems And Details Thereof (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Geophysics And Detection Of Objects (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention relates to a device (15) for opening or closing openings of a vehicle. The device includes a light source (20) for lighting an area (41, 42) around the surrounding environment of a vehicle (10). The device (15) also includes a detection device (21) which is used for performing optical detection of objects in the lighted area (41, 42). The control device (22) of the device (15), according to the optical detection of objects, can trigger the mechanism of the vehicle (10) to open or close the openings (11, 12, 16) of the vehicle (10). The light source (20) includes an optical element (25) for diffraction, and is used for forming preset light modes (41, 51-54, 61-63) in the area (41, 42) of the surrounding environment of the vehicle (10).
Description
Technical field
Present invention relates to a kind of device being used to open or close the opening of vehicle, especially so a kind of device, described device to be optically the opening front of monitor vehicle region and based on the mechanism of the detected motion triggers vehicle in the region in opening front, to open or close the opening of vehicle.
Background technology
In order to the bonnet of the opening of vehicle, the door of such as car or car opened or closed, usually need corresponding manual operation.In order to also can realize when just there is no idle hand because such as two hands are all required carry load vehicle opening opening accordingly or closed, disclose the method for the respective openings for contactlessly opening or closing vehicle in the prior art.Document DE102009017404A1 such as relates to a kind of method and apparatus, so that the contactlessly door of operating and controlling vehicle or lid.In this case, detect simultaneously attach troops to a unit when the key of vehicle when the motion object changed with at least one direction being detected at outside vehicle, if car door or car bonnet are closed, then this car door or car bonnet are automatically opened.Such as can use optical pickocff to detect such motion, described sensor is with suitable light (such as laser or LED) irradiating and detecting region and with surveyed area described in digital camera machine testing.In order to irradiating and detecting region uses lens combination usually, to provide suitable Optical devices, standards a large amount of below described Optical devices As soon as possible Promising Policy.First it is necessary that surveyed area is irradiated fully.But in this case especially when using strong light source, such as laser it should be noted that do not damage the eyes of user, way such as follows corresponding Single-handed Dinghy open-Laser.In addition attitude to be identified is had also reliably should to be identified on different reflecting surfaces.Because especially need when vehicle parking to irradiate, then to note little energy consumption, because the electricity of described irradiation Vehicular battery runs in this case.Finally go back should cost and realize described Optical devices cheaply.
The requirement that optical system is now mentioned before just meeting conditionally.In order to better meet above-mentioned standard, then can such as realize irradiating by means of the lens combination of two or more light source and corresponding change.But the requirement which thereby enhanced loading space and current drain.
A kind of alternative for irradiating surrounding area is disclosed in document DE102007025394A1.The document relates to a kind of safety device for ensureing automatic door minor edge.Described safety device comprises for the emitter of the surrounding area utilizing emitted light pattern to the minor edge on base plate, for the receiving element that receives reflection and/or scattered light from the surrounding area of minor edge and the control unit unit is connected with described transmitting element and receiving element function and processing unit, for triggering transmitting element, processes the measuring-signal of receiving element and the door controller to controlled car door and transmits control signal.Transmitting element can have the optical element of device, the especially diffraction of optical diffraction.At least part of optical mode is consisted of diffraction pattern.At this, light source, such as laser are just enough substantially.
Summary of the invention
Therefore technical problem to be solved by this invention is, provides a kind of and better throws light on to the surveyed area for automatically opening or closing vehicle opening.The device that described technical problem is used to open or close the opening of vehicle according to the present invention by a kind of and a kind of vehicle solve, and wherein, described device comprises:
-light source for throwing light on to the region in the surrounding environment of vehicle,
-for carrying out the checkout gear of the object detection of optics in illuminated region, and
-control device, described control device is designed to, and triggers the mechanism of described vehicle according to the object detection of optics, to open or close the opening of described vehicle,
Wherein, described light source comprises the optical element of diffraction, for forming the light illumination mode preset in the region of vehicle-periphery, wherein, described device comprises the proximity transducer of electric capacity or inductance, described proximity transducer is designed to, whether inspected object is within the distance preset relative to the light exit of light source, and wherein, described control device is designed for, as long as object is within the predetermined distance relative to the light exit of light source, just close light source always.
According to the present invention, provide a kind of device being used to open or close the opening of vehicle.Described device comprises the light source in the region of the surrounding environment for irradiating vehicle and the checkout gear for the object detection of carrying out optics in irradiated region.In addition, described device also comprises a kind of control device, and described control device can trigger the mechanism of vehicle according to the object detection of optics, to open or close vehicle.The object detection of optics such as can comprise the attitude or predetermined motion that detect object in irradiated area.In other words, when detecting the motion determined in irradiated region, trigger the mechanism of vehicle, to open or close the opening of vehicle.The mechanism being used to open or close the opening of vehicle of vehicle can such as comprise by motor-driven mechanism, and described mechanism such as opens or closes the sliding door of vehicle doorn, especially vehicle or luggage-boot lid or bonnet.Light source comprises the optical element of diffraction, to form the light illumination mode of regulation in the region of the surrounding environment of vehicle.The application of the optical element of diffraction has a series of advantage than the lens combination based on conventional lenses.The optical element of diffraction can according to silicon sensor manufacture.The grinding and buffing that cost such as in glass optics is high can be saved thus.The optical element of diffraction with can being similar to normalized optical device by glass or plastics manufacture, thus can be used in material with low cost.In the optical element of diffraction, the optical system of complexity can be placed in the film on such as most narrow space.Even if thus the optical element of diffraction also can be used under narrow installation occasion.The optical element of diffraction realizes the large angle of departure such as up to 140 ° or opening angle.Therefore, it is possible to the surveyed area of optics is designed very wide.In the optical element of diffraction, location tolerance is relatively large.Light source can change relative to the angle of the optical element of diffraction and position in another region, thus does not need light source relative to the loaded down with trivial details calibration of the optical element of diffraction.The projection coefficients comparison of the optical element of this external diffraction high and such as can be arranged in 84% scope, thus more low-energy light can be utilized to apply realize the high exposure intensity of irradiation area.The optical element of diffraction can make light spread and not form focusing thus, thus can reduce the infringement of the eyes of the observer to the light that direct viewing sends to the optical element by diffraction.This is important for ocular safety.Optical element by means of diffraction relatively simply can realize the light illumination mode specified, thus such as can in illuminated region the direction of motion of inspected object more simply.In addition by forming the light illumination mode of regulation, the zones of different in illuminated region differently can be thrown light on, such as to improve close to identifying or gesture recognition.In order to minimize lighting power and maximize surveyed area simultaneously, the light illumination mode of specific provision can be formed by means of the optical element of diffraction, thus only irradiate those in order to close to identifying or region that gesture recognition should be illuminated and pattern.This can be such as the field of illumination of point, line, matrix or so-called smooth curtain, i.e. striated.When the optical element of diffraction realizes the combination with corresponding light source on such as semiconductor element, semiconductor element such as can have controller, such as microcomputer extraly, and described controller utilizes signal and image processing method to implement the recognition methods of intelligence by means of suitable computer program.
Proximity transducer that is that described device also comprises electric capacity or inductance.Whether described proximity transducer can inspected object be in the distance preset relative to the light exit of light source.The distance preset can be such as several centimetres, especially be less than such as 10 centimetres (cm).Control device and electric capacity or the proximity transducer of inductance be coupled, and light source can be closed when object is in the distance preset relative to light exit always.Can improve ocular safety further thus, and especially when optical element, such as telescope or amplifying lens are directed to luminous place, light source can not send the light of harm eyes.
According to a kind of embodiment, control device can switch on and off light source.Control device especially can be connected light source constantly and disconnect light source constantly within the second predetermined time within the predetermined very first time.Can obtain laser safety or ocular safety by the time that switches on and off specified, method is that the maximum luminous power of time per unit is limited in average.In addition the current drain of device can be reduced by disconnecting light source.Continue to connect light source during the very first time preset, the described very first time such as can be adjusted to maximum 200 nanoseconds (ns) or be less than the value of 200 nanoseconds (ns) throughly.Disconnect light source constantly at the second time durations preset, described second time such as can be adjusted to 1 microsecond (ps) or larger value.Laser radiation level can be realized when using suitable laser relative to the dutycycle of turn-off time by previously described turn-on time; described laser radiation level does not need to mark especially the light exit of such as vehicle, and nonetheless can ensure enough eye protections yet.
According to another kind of embodiment, light source can comprise infrared light supply.By using infrared light supply to make the light illumination mode formed by the light source in the region of the surrounding environment of vehicle be sightless concerning human eye, thus the hidden working method of implement device.In addition, light source can also comprise the light source with visible ray, thus is thrown light in the region of the car door of the region of vehicle-periphery, especially vehicle or the surrounding environment of car bonnet in dim situation.Wherein the optical element of diffraction can also to send visible ray in suitable light illumination mode.Therefore, in order to be formed for the such as infrared illumination pattern close to monitoring and attitude monitoring and in order to form the light illumination mode in visible ray form for car door region for vehicle driver, the optical element of diffraction is only needed.
According to another kind of embodiment, light source can comprise laser or light emitting diode.With the light illumination mode shape preset independently, laser pulse is changed by the shape of the optical element of diffraction especially hardly.On the other hand, such as, concerning lens optics, the laser pulse of rectangle just becomes rectangle substantially in focus, but mitriform ground distortion before or after focus in contrast to this.But for so-called flight time measurement (Time-Off-Flight-Messung) (making the running time of using up for such as distance measurement at above-mentioned flight time measurement device), the time-independent shape of laser pulse extremely important.Therefore, it is possible to by using the optical element of diffraction to realize flight time measurement with method in a straightforward manner in conjunction with laser.In addition do not form focusing or focus by the optical element of diffraction, thus ocular safety is especially improved when being combined laser or strong light emitting diode.
In another embodiment of the invention, the light illumination mode of regulation such as comprises straight line.Such as the close of object can be detected with the simple checkout gear of structure thus, described object is through the light curtain constructed by straight line.As an alternative or additional aspects, the light illumination mode of regulation can have the line of multiple parallel line or oval section shape, and described line is especially arranged on spaced radial ground.When described in object proximity during device, the line of the oval section shape arranged through parallel or spaced radial successively, thus can detect with method in a straightforward manner towards or away from the motion of described device.As an alternative or additional aspects, the light illumination mode of regulation can have straight line, the line of the oval section shape that described linear vertical is arranged in previously mentioned straight parallel lines or previously mentioned spaced radial and arranging.When object such as swings in device front from the side, then described object is through the light curtain by the tensioning of vertical line institute, thus the flank movement of object can be detected with method in a straightforward manner.In order to such as the sliding door of vehicle opening, such as car door, especially vehicle or bonnet automatically be opened by the motion of tiptoe or hand, checkout gear can analyze the direction of motion of tiptoe or hand simply by the projection of circular arc or oval section, because illuminated and there is not space between not illuminated region.
Described line can have length in 100 scopes to 500cm and line can have in 0.5 scope to 3cm, especially close to the width of 1cm.Article two, the spacing between line can be such as 5 to 10cm.In order to identify personnel to car door close to or by gesture recognition in front of the door for open attitude, need not be thrown light on or be analyzed in whole region in front of the door.The illuminating line that such as previous mentioned 1cm is wide or lighting curve just enough.Can significantly reduce for the required energy that throws light on thus.In addition can checkout gear be made to have less resolution ratio by structurized illumination and the analysis of the image received by checkout gear can be significantly simplified by such as software and be accelerated.Checkout gear such as can comprise electron camera, and described video camera such as has the image resolution ratio of the highest 50x50 pixel, preferred even only 30x30 pixel.The low resolution ratio then such due to the light illumination mode preset has been enough for comparatively reliable close identification and gesture recognition.
As previously described, vehicle opening open or close opening automatically or the car door of vehicle or the automatic closedown of car bonnet of the car door that such as comprises vehicle or car bonnet automatically.In addition the automatic stopping opening or closing the process that opens or closes automatically of car door or the car bonnet also comprising vehicle automatically of the opening of vehicle.Especially when described device is arranged on door handle or bonnet handle, described device and car door or car bonnet associated movement.During movement whether can detect car door or car bonnet close to obstruction by means of device.When close to obstruction, opening or closing automatically of car door can stop, therefore to realize crash protection.
Also provide a kind of according to this invention and there is the vehicle comprising door handle and the vehicle doorn of described device before.Light source to be arranged on door handle and can region below such as mobilite door handle.Can reliably identify to the attitude in the region below the close of door handle and car door thus in a straightforward manner with method, and car door such as side door, sliding door bonnet or luggage-boot lid reliably automatically can be opened or closed based on attitude close or in front of the door.Therefore vehicle also has previously in conjunction with the advantage described by form of implementation of the present invention.
Accompanying drawing explanation
Below with reference to accompanying drawing, the present invention is being explained in detail.In the accompanying drawings:
Fig. 1 schematically shows the part with the vehicle of the device of the opening being used to open or close vehicle described according to the embodiment of the present invention.
Fig. 2 schematically shows the device being used to open or close the opening of vehicle described according to the embodiment of the present invention.
Fig. 3 shows according to the time controling for light source described in one embodiment of the present invention.
Fig. 4 schematically shows according to the field of illumination in the surrounding environment of vehicle described in one embodiment of the present invention.
Fig. 5 schematically shows according to the light illumination mode described in one embodiment of the present invention.
Fig. 6 schematically shows according to the light illumination mode described in another embodiment of the invention.
Fig. 7 shows the Received signal strength according to the checkout gear of the optics described in one embodiment of the present invention.
Detailed description of the invention
Fig. 1 schematically shows the partial side elevation view of vehicle 10.Vehicle 10 comprises Qianmen 11, back door 12 and bonnet 16.Car door 11,12 and bonnet 16 are also usually known as generally " opening " of vehicle 10 in this description.In order to open and close, Qianmen 11 has door handle 13 and back door 12 has door handle 14.Qianmen 11 can such as outwards be opened by swinging, and back door 12 such as can have sliding door, and described sliding door can be passed backward from the side and be opened.Device 15 is provided with above door handle 13,14, described device can detect close to vehicle 10 of the attitude of user or user, and according to described attitude or close triggering motor driver, described driver automatically opens or closes Qianmen 11 and/or back door 12.Such as, region before device 15 can monitor car door 11,12 to be optically and user close to automatically opening car door 11 and/or 12 during vehicle.Can such as what is also needed is this, user carries transponder, is monitored the existence of described transponder by the corresponding sending and receiving device of vehicle 10, and user such as implements the attitude determined with hand or pin, will open wish carrying out signalling.Described attitude can be such as the oscillating motion on the moving movement direction at back door 12 implemented by the tiptoe of user.
Below with reference to Fig. 2, the structure of device 15 is being explained in detail.Described device 15 works to be optically, namely described device utilizes light source 20, such as LED (Light-Emitting Diode) light source or laser, laser such as in infrared wavelength range irradiates region to be monitored, and utilize checkout gear 21, such as digital camera machine testing from the light of the reflection in monitored area.Described device also comprises control device 22, described control device and light source 20 and and checkout gear 21 be coupled, and trigger light source 20 and process carrys out the signal of self-test device 21 just as described hereinafter.Finally, whether control device 22 will open or close any one in car door 11,12 according to the signal deciding received from checkout gear 21, and whether triggers the corresponding motor driver for car door 11,12.Device 15 can also such as be arranged on the bonnet 16 of vehicle 10 with method in a similar manner, so as automatically according to close to and/or automatically open or close bonnet 16 according to the attitude that user implements.
In order to identify personnel to car door 11,12 close to or in order to by the gesture recognition before car door 11,12 for opening attitude, need not throw light on and analyze the whole region before corresponding car door 11,12, on the contrary, such as illuminating line or lighting curve are just enough, described illuminating line or lighting curve can identify personnel close to or attitude.In order to carry out gesture identification or Gait Recognition, multiple illuminating line can be irradiated successively, or irradiating in conjunction with vertical line.For pure personnel close to an even independent illuminating line just enough.
Therefore in order to use the checkout gear 21 of optics, surveyed area or region to be monitored utilize light source 20 light illuminated in an appropriate manner with method.Sufficient light quantity should be launched to monitored area to be detected at this, and should light quantity be made to minimize simultaneously, such as to reduce the overall current consumption of device 15, and prevent the infringement of the eyes to the user in surveyed area caused due to too high luminous intensity.Should guarantee in addition reliably to identify different reflexive surfaces and attitude, and whole embodiment is with low cost as far as possible.Therefore, described device 15 also comprises the optical element 25 of lens combination 24 and diffraction except light source 20.The light of light source 20 is transmitted to the optical element 25 of diffraction by means of lens combination 24, and at this place by means of the so distortion of such as grid or baffle arrangement, thus produce predetermined light illumination mode 27.Described light illumination mode 27 projects into region to be illuminated, and by the reflections off objects in region.The light 28 of reflection is detected by checkout gear 21 and is converted into the corresponding signal of telecommunication, and the described signal of telecommunication is processed by control device 22.The optical element of diffraction has the sound transmission coefficient of relatively high 80% or larger, thus makes the most light provided by light source 20 be used to form the light illumination mode 27 of optics.The whole current drain of device 15 can be reduced thus.
When using that such as laser is as light source 20, light source 20 can be triggered by control device 20 with the method for operation of pulse.Fig. 3 illustratively shows such triggering.The first laser pulse 32 is exported, so that the laser of activating light source 20 after resetting time 31.The luminous duration of laser such as can be arranged in the scope of 30 to 200ns.After this occur the shut-in time 33 of such as 800ns or longer, such as several microsecond, the described shut-in time is also particularly useful for when laser is in an on state to avoid the damage to laser when such as overload current runs.Can with another trigger impulse 34 turn-on time such as in 30 scopes to 200ns of triggering laser again after the shut-in time 33.After this turn-off time 35 in other words another shut-in time is followed.Optionally scheme can form other laser pulse 36 with the similar mode of energy and method.During the reading time 37, laser is closed too, and within the described reading time, data are such as delivered to control device 22 from the CCD of checkout gear 21 (ChargeCoupledDevice charge coupled cell).As in the time controling from laser light source 20 in other words, the lower current consumption of light source 20 can be realized by the triggering of pulsed.In addition discharge lower average luminous energy, thus guarantee higher ocular safety, such as Single-handed Dinghy open-Laser 1M.
In addition such as ocular safety can be improved by means of the sensor 26 of electric capacity, described sensor and controlling organization 22 are coupled, and can close to the light exit on the body portion 23 of such as vehicle of inspected object, with box lunch detect object be in (be such as especially less than in the scope of 10cm at several centimetres) in the scope of the determination of the sensor 26 relative to electric capacity time, automatically close light source 20.The equipment of optical enhancement, such as amplifying lens or telescope can be such as utilized to guarantee reliably identify close to and close light source 20, to avoid the infringement to eyes by the sensor 26 of electric capacity.
Fig. 4 shows user 40 in the mode of lateral view (upper left side in Fig. 4), viewgraph of cross-section (upper right side in Fig. 4) and top view (lower left in Fig. 4), and described user is close to the vehicle 10 of Fig. 1.In addition draw surveyed area monitored area 41,42 in other words in the diagram, wherein, can by device 15 detect user 40 to vehicle 10 close to or the attitude implemented by user 40.The surveyed area 41 of bottom is included in the elliptoid region in the knee height of user 40.Close to vehicle 10 of described user 40 such as can be detected by means of surveyed area 41.Monitored area 42 is for monitoring the ellipticity region on the height of the door handle 13,14 of vehicle 10.The attitude implemented with hand by user 40 can be such as detected in described monitored area 42.
Fig. 5 display lighting pattern, described light illumination mode can be used for the surveyed area 41,42 irradiated shown in Fig. 4.Surveyed area 41 can be such as illuminated by the light curtain of wire, and described smooth curtain is formed by means of the optical element 25 of diffraction and light source 20.Just as shown in FIG. 5, elliptoid line illumination such as can have the width of 300cm and the degree of depth of 150cm.When user 40 gets involved in the light path of the illumination 41 of wire, reflectivity properties changes, and to vehicle 10 close to can be therefore detected by control device and the triggering of car door 11,12 for vehicle 10.Surveyed area 42 can such as utilize the oval section 51,52 and 53 of three wire to throw light on, and described oval section is formed by means of the optical element of diffraction.In addition such as the line 54 vertical relative to elliptoid line 51 to 53 can be formed by means of the optical element of diffraction.When user 40 utilizes hand such as to implement oscillating motion in surveyed area 42, the image of the monitored area 42 that described oscillating motion can be detected by analysis and utilization checkout gear 21 and being determined, and any one in the car door 11 or 12 of vehicle 10 is opened or closed based on the attitude determined like this.
Fig. 6 shows a kind of alternative embodiment of the light illumination mode being used for surveyed area 42.Light illumination mode in figure 6 uses straight line 61 to 63, and described straight line is formed by the light of light source 20 by means of the optical element 25 of diffraction.
Fig. 7 shows the Received signal strength 70 of checkout gear 21.Checkout gear 21 such as can comprise digital camera, and described digital camera has the limited resolution ratio of such as 50x50 pixel or 30x30 pixel.The pixel receiving matrix of the X/Y laid out flat digital camera 21 of Fig. 7.Z axis shows the signal level of each pixel.Based on the illumination of wire, only several pixel column 71 to 73 shows main signal level.This can simplify the analysis of the signal to image detection device 21.But the hand of such as user 40 in surveyed area 41, not only oscillating motion in the X direction but also in the Y direction can both by means of the signal of image detection device 21 with high reliability identification.
Generally speaking can be reduced the overall current consumption of device 15 by the optical element 25 of the diffraction in application apparatus 15 because light, especially such as laser to project targetedly in surveyed area as light illumination mode and pulsed export.Also can reduce average luminous power in large field of illumination thus, thus obtain good ocular safety.Ocular safety can also improve by using the proximity transducer 26 of electric capacity.By light illumination mode, such as straight, circular or elliptoid line but also can be the rectangular pattern utilizing the optical element of diffraction to form in a straightforward manner with method, can identify to vehicle close to and by object such as hand, pin also or other object, such as chest or sack classify.Because the optical element of diffraction such as can utilize means of photolithography to be formed, then the optical element of diffraction can manufacture inexpensively, especially more with low cost compared with the system of the optics of the lens needing to grind specially.Proximity transducer 26 by lower average light power and if desired can realize Single-handed Dinghy open-Laser 1M, thus can save the special mark pointing out dangerous laser beam in vehicle outside.The software engineering analysis to received attitude or other close view data can be simplified by the light illumination mode of the optical element and accurate adjustment that can utilize diffraction.The current drain of device 15 can be reduced again thus.In addition can construct the optical element 25 of diffraction very compactly, thus only need less structure space in vehicle 10 inside.In addition such as in the lens combination of optics, calibrating installation is not needed.
Device 15 is described in details in conjunction with the side door 11 or 12 of vehicle 10 in aforesaid manual.But device 15 also can be applied on other opening of vehicle 10.Such as device 15 can be applied on the bonnet 16 of vehicle 10, automatically to be opened or closed by bonnet 16 according to the detection to the close or attitude in the region after vehicle.During opening or closing, device 15 can also monitor the peripheral region of bonnet 16, such as to identify the object of the vicinity of the lower limb of bonnet 16 and to open or close described in interrupting where necessary, to avoid and the collision of such object (such as garage door or stand in the people of vehicle back).
List of numerals
10 vehicles
11 Qianmens
12 back doors
13,14 door handles
15 devices
16 car bonnets
20 light sources
21 checkout gears
22 control device
23 vehicle bodies
24 lens combinations
The optical element of 25 diffraction
26 proximity transducers
27 light illumination modes
The light of 28 reflections
31 resetting times
32 first laser pulses
33 shut-in times
34 second laser pulses
35 shut-in times
36 another laser pulses
37 read the time
40 users
41,42 surveyed areas
The elliptoid line of 51-53
56 vertical lines
61-63 straight line
70 optical receive signals
71-73 pixel column
Claims (9)
1. be used to open or close a device for the opening of vehicle, wherein, described device (15) comprising:
-the light source (20) that throws light on for the region (41,42) in the surrounding environment to vehicle (10),
-for carrying out the checkout gear (21) of the object detection of optics in illuminated region (41,42), and
-control device (22), described control device is designed to, the mechanism of described vehicle (10) is triggered, to open or close the opening (11,12,16) of described vehicle (10) according to the object detection of optics
It is characterized in that, described light source (20) comprises the optical element (25) of diffraction, for the region (41 in vehicle (10) surrounding environment, 42) light illumination mode (41 preset is formed in, 51-54, 61-63), wherein, described device (15) comprises the proximity transducer (26) of electric capacity or inductance, described proximity transducer is designed to, whether inspected object is within the distance preset relative to the light exit of light source (20), wherein, described control device (22) is designed for, as long as object is within the predetermined distance relative to the light exit of light source (20), just close light source (20) always.
2. according to device according to claim 1, it is characterized in that, described control device (22) is configured to open and close light source (20), wherein, described control device (22) is configured to light source (20) to open constantly within the very first time preset (32), and is closed constantly within the second time (33) preset by light source (20).
3., according to device according to claim 2, it is characterized in that, described in very first time (32) of presetting be less than 200ns, and the second time (33) preset is greater than 1 μ s.
4. according to device in any one of the preceding claims wherein, it is characterized in that, described light source (20) comprises infrared light supply.
5. according to device in any one of the preceding claims wherein, it is characterized in that, described light source (20) comprises laser or light emitting diode.
6., according to device in any one of the preceding claims wherein, it is characterized in that, described in the light illumination mode (41,51-54,61-63) that presets comprise at least one line, wherein, described at least one line comprises:
-straight line (54,61-63), and/or
-many parallel lines (61-63), and/or
The line of-oval section shape (41,51-53), and/or
The line (51-53) of the oval section shape of-many spaced radial settings, and/or
-straight line (54), described linear vertical extends in previous line (51-53).
7. according to device according to claim 6, it is characterized in that, described at least one line has the length in the scope of 100 to 500cm, and/or described at least one line has the width in the scope of 0.5 to 3cm, and/or the spacing between described two lines is 5 to 10cm.
8. according to device in any one of the preceding claims wherein, it is characterized in that, described checkout gear (21) comprises electron camera, and described electron camera comprises the image resolution ratio of maximum 50x50 pixel, preferred maximum 30x30 pixel.
9. a vehicle, there is the vehicle comprising door handle (13,14) and the vehicle doorn (11,12,16) according to device in any one of the preceding claims wherein (15), it is characterized in that, described light source (20) is arranged on described door handle (13,14).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014205282.3 | 2014-03-21 | ||
| DE102014205282.3A DE102014205282B4 (en) | 2014-03-21 | 2014-03-21 | Device for opening or closing an opening of a vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105041112A true CN105041112A (en) | 2015-11-11 |
| CN105041112B CN105041112B (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510326200.0A Active CN105041112B (en) | 2014-03-21 | 2015-03-20 | Device for opening or closing openings of vehicle |
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| Country | Link |
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| CN (1) | CN105041112B (en) |
| DE (1) | DE102014205282B4 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016004205A1 (en) | 2016-04-06 | 2017-02-09 | Daimler Ag | Method for automatically opening a rear door of a vehicle |
| DE202017104192U1 (en) * | 2017-07-13 | 2018-10-17 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Bamberg | Electric motor driven door adjustment system |
| DE102021115280A1 (en) | 2021-06-14 | 2022-12-15 | Agtatec Ag | Automatic door assembly with sensor device and method for operating such an automatic door assembly |
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| DE102007025394A1 (en) * | 2007-05-31 | 2008-12-04 | Pepperl + Fuchs Gmbh | Safety device for securing adjacent closure angle of automatic door, particularly automatic rotary wing door, has transmitter and receiver units form triangulation sensor |
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| CN102015381A (en) * | 2008-04-29 | 2011-04-13 | 大众汽车有限公司 | Method and device for actuating a door or flap of a vehicle |
| CN103269914A (en) * | 2010-12-24 | 2013-08-28 | 大众汽车有限公司 | Method for automatically actuating a closing element of a vehicle, and corresponding device and vehicle |
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2014
- 2014-03-21 DE DE102014205282.3A patent/DE102014205282B4/en active Active
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| JP2005133529A (en) * | 2003-02-12 | 2005-05-26 | Nissan Motor Co Ltd | Actuating device for vehicular opening/closing body |
| EP1902912A1 (en) * | 2006-09-20 | 2008-03-26 | Hella KG Hueck & Co. | Motor vehicle with a sensor assembly |
| DE102007025394A1 (en) * | 2007-05-31 | 2008-12-04 | Pepperl + Fuchs Gmbh | Safety device for securing adjacent closure angle of automatic door, particularly automatic rotary wing door, has transmitter and receiver units form triangulation sensor |
| CN101519935A (en) * | 2007-06-01 | 2009-09-02 | 通用汽车环球科技运作公司 | Arms full vehicle closure activation apparatus and method |
| CN102015381A (en) * | 2008-04-29 | 2011-04-13 | 大众汽车有限公司 | Method and device for actuating a door or flap of a vehicle |
| CN103269914A (en) * | 2010-12-24 | 2013-08-28 | 大众汽车有限公司 | Method for automatically actuating a closing element of a vehicle, and corresponding device and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102014205282A1 (en) | 2015-09-24 |
| CN105041112B (en) | 2017-04-12 |
| DE102014205282B4 (en) | 2017-06-08 |
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