DE102018002992A1 - Optical sensor with light guide element - Google Patents

Abstract

Optical sensor (OS) with light guide element (LE), which is characterized in that
the light guide element (LE) is bidirectional in order to guide one or more frequencies of the electromagnetic wave spectrum (EMW) in two different directions,
- The bidirectionally formed light guide element (LE) is designed as a multi-component light guide element (2KLE), wherein
- That multi-component optical fiber element (2KLE) is integrally formed.

Description

The invention relates to an optical sensor with light guide element.

The trend of vehicle development in recent years shows that the vehicles are becoming increasingly larger - whether SUV or conventional motor vehicles.

A problem that arises from the fact that the parking in garages or garages is increasingly difficult / problematic, since the size of the parking spaces or garages always remains the same, or this "growth trend" does not follow.

For many drivers, the forward parking is just as feasible, whereas the vehicle drivers often get back to their driving limits when reversing backwards.

The latter can be observed very well in multi-storey car parks on the basis of the variegated traces of paint on the "borders", as well as on the gate reveals in garages.

Object of the invention:

1. a) eine optische Sensorik, insbesondere in Form einer Fahrzeugführer-Assistenzfunktion zur Verfügung zu stellen,
2. b) mittels diesem der Fahrzeugführer insbesondere beim rückwärts Ausparken unterstützt wird, damit
3. c) ein Schrammen wie oben bzw. zum Stand der Technik beschrieben nach Möglichkeit verhindert wird.

The object of the invention can be seen therein

1. a) to provide an optical sensor system, in particular in the form of a driver assistance function,
2. b) by means of this the driver is assisted in particular when reversing out of parking, so
3. c) scratches as described above or to the prior art as far as possible prevented.

To facilitate understanding of the problem, this is with the attached 1 and 2 visualized, which will be described in more detail later.

Solution of the task:

• - das Lichtleiterelement bidirektional ausgebildet ist, um eine oder mehrere Frequenzen des elektromagnetischen Wellenspektrums in zwei unterschiedliche Richtungen zu leiten, und
• - das bidirektional ausgebildete Lichtleiterelement als Mehr-Komponenten-Lichtleiterelement ausgebildet ist, wobei
• - dass Mehr-Komponenten-Lichtleiterelement einstückig ausgebildet ist.

The object is achieved by an optical sensor system is arranged in the area of the outside wing mirror or the electric outside wing mirror replacement system of the vehicle so that this area can be monitored specifically, wherein the optical sensor is characterized in that it has a light guide , wherein furthermore

• - The light guide element is bidirectional to direct one or more frequencies of the electromagnetic wave spectrum in two different directions, and
• - The bidirectionally formed light guide element is designed as a multi-component light guide element, wherein
• - That multi-component optical fiber element is integrally formed.

In an advantageous embodiment of the optical sensor with optical waveguide element according to the invention, the optical waveguide element of the optical sensor is characterized in that the at least two components of the one-piece multi-component optical waveguide element have a low crosstalk to one another.

In a further advantageous embodiment of the optical sensor with optical waveguide element according to the invention, the optical waveguide element of the optical sensor is characterized in that the one-piece multi-component optical waveguide elements in a vehicle attachment, in particular an outside wing mirror or an electric outside wing mirror replacement system is integrated ,

In a further advantageous embodiment of the optical sensor with optical waveguide element according to the invention, the optical waveguide element of the optical sensor characterized in that the on-coupling of the one or more frequencies of the electromagnetic wave spectrum, to minimize the scattered light, in the inner component region of the one-piece multi-component optical waveguide element he follows.

In a further advantageous embodiment of the optical sensor with optical waveguide element according to the invention, the optical waveguide element of the optical sensor system is characterized in that the one-piece multi-component optical waveguide elements, as a fiber optic technology and / or as a plastic technology is realized.

In a further advantageous embodiment of the optical sensor with optical waveguide element according to the invention, the optical waveguide element of the optical sensor system is characterized in that the electronics of the optical sensor and the electronics for mirror adjustment are located on a common printed circuit board.

In an advantageous embodiment of the optical sensor system according to the invention with a light conductor element, the optical sensor system is characterized in that the optical sensor system is designed as an environment-detecting vehicle driver assistance system.

In a further advantageous embodiment of the optical sensor with optical waveguide element according to the invention, the optical sensor system is characterized in that the Ambient vehicle driver assistance system assists the vehicle driver in reversing the vehicle, in particular as a garage exit assistant.

• - eine automatische Bremsung (Fahrzeugstillstand) einleiten, und/oder
• - ein automatisches Einklappen des Spiegels zu veranlassen, und/oder
• - eine akustische / haptische Warnmeldung zu generieren.

In a further advantageous embodiment of the optical sensor with optical waveguide element according to the invention, the optical sensor is characterized in that the environment-detecting driver assistance system performs an automatic lane correction when reversing, as needed, instead of an automatic lane correction, alternatively the driver assistance system is designed to

• - initiate automatic braking (vehicle standstill), and / or
• to cause an automatic folding of the mirror, and / or
• - generate an audible / haptic warning message.

In a further advantageous embodiment of the optical sensor system according to the invention with optical waveguide element, the optical sensor system / assistant driver system is characterized in that the automatic lane correction during reversing takes place in such a way that the vehicle, or the outer side mirror or the electrical external Vehicle side mirror replacement system "dodges" the obstacle, in a preferred embodiment the maximum offset from the tracking is when the mirror "passes" the obstacle, and in another preferred embodiment after the vehicle passes back to the original one Track is "returned"

• 1 zeigt schematisch ein Fahrzeug, welches rückwärts aus einer Garage ausfährt.
• 2 zeigt analog zur 1 schematisch ein Fahrzeug, welches rückwärts aus einer Garage ausfährt, jedoch einen Versatz mittig zur Garagentoröffnung aufweist.
• 3 zeigt analog zur 2 schematisch ein Fahrzeug, welches rückwärts aus einer Garage ausfährt, und einen Versatz mittig zur Garagentoröffnung aufweist, wobei im Bereich des Außen-Seitenspiegel oder das elektrische Außen-Seitenspiegel-Ersatzsystem des Fahrzeuges sich eine optische Sensorik befindet.
• 4 zeigt analog zur 2 schematisch ein Fahrzeug, welches rückwärts aus einer Garage ausfährt, und einen Versatz mittig zur Garagentoröffnung aufweist, wobei das Fahrzeugführer-Assistenzsystem aufgrund der bestehenden Gefahr eine automatische Spur-Korrektur initiiert, bzw. eine alternativ Maßnahme durchführt.
• 5 zeigt schematisch ein Realisierungsbeispiel eines Kraftfahrzeug-Spiegels (Spiegel stellvertretend als Synonym für Außen-Seitenspiegel oder des elektrischen Außen-Seitenspiegel-Ersatzsystems), welches eine gemeinsame Leiterplatte zeigt, auf dieser sich sowohl die Elektronik der optischen Sensorik wie auch die Elektronik zur Spiegelverstellung befinden.
• 6 zeigt schematisch ein Realisierungsbeispiel einer optischen Sensorik im Bereich des Kraftfahrzeug-Spiegels anhand von Fotos, welches ein in den Spiegel eingearbeitetes Kunststoffelement (gemäß dem Stand der Technik) zeigt, wobei das eingearbeitete Kunststoffelement (Lichtleiter-Technik) sowohl als Fahrtrichtungsanzeige (Blinker-Signal) wie auch erfindungsgemäß als bidirektionales Lichtleiterelement ausgebildet ist, um eine oder mehrere Frequenzen des elektromagnetischen Wellenspektrums in zwei unterschiedliche Richtungen zu leiten.
• 7 zeigt schematisch das erfindungsgemäße Lichtleiterelement mit weiteren Details.
• 8 zeigt schematisch ein Applikationsbeispiel welches visuell das Funktionsprinzip der automatischen Spur-Korrektur zeigt, wobei ergänzend zur 4, die Spur-Korrektur vervollständigt wird.

Further features, effects and advantages of the invention will become apparent from the description of preferred embodiments of the invention, wherein a combination of the features of the individual figures are included in the scope. All figures are only schematic representations (not true to scale). Showing:

• 1 schematically shows a vehicle which extends backwards out of a garage.
• 2 shows analogous to 1 schematically a vehicle which extends backwards out of a garage, but has an offset centrally to the garage door opening.
• 3 shows analogous to 2 schematically a vehicle which extends backwards out of a garage, and has an offset in the middle of the garage door opening, wherein in the region of the outer side mirror or the electric outer side mirror replacement system of the vehicle is an optical sensor.
• 4 shows analogous to 2 schematically a vehicle which extends backwards out of a garage, and has an offset centrally to the garage door opening, wherein the driver assistance system initiates an automatic lane correction due to the existing danger, or performs an alternative measure.
• 5 schematically shows an implementation example of a motor vehicle mirror (mirror as a synonym for outside wing mirrors or the electric outside mirror mirror replacement system), which shows a common circuit board on which both the electronics of the optical sensor as well as the electronics for mirror adjustment are located.
• 6 1 schematically shows an exemplary embodiment of an optical sensor system in the area of the motor vehicle mirror based on photos showing a plastic element incorporated in the mirror (according to the prior art), wherein the incorporated plastic element (optical fiber technology) both as a direction indicator (turn signal signal) as well as according to the invention is designed as a bidirectional light guide element to direct one or more frequencies of the electromagnetic wave spectrum in two different directions.
• 7 schematically shows the light guide element according to the invention with further details.
• 8th schematically shows an application example which visually shows the operating principle of the automatic lane correction, in addition to 4 , the track correction is completed.

The 1 shows a vehicle ( F ), which backwards (R) from a garage ( G ). Like from the 1 further, there is no danger in this driving scenario as the vehicle ( F ) in the middle of the garage ( G ).

Like from the 1 However, it can already be seen that the door opening / gate recess of the garage ( G ) only slightly wider than the vehicle width including the side mirrors ( S ) (Mirror image as a synonym for outside wing mirrors ( S ) or the external electric side mirror replacement system).

The 2 shows a vehicle ( F ), which backwards ( R ) from a garage ( G ). Like from the 2 In addition, there is already a risk in this driving scenario as the vehicle ( F ) NOT center to the garage ( G ).

The conventional ultra-sound sensor technologies ( US ) (shown only by way of example and with US according to the state of the art, this danger (scratches of the mirror ( S ) on the soffit ( "H" ) of the door opening) do not recognize, since these as Parking aid acting ultra-sound sensors ( US ) are preferably arranged in the region of the rear and front "bumper".

The 3 shows analogous to 2 schematically a vehicle ( F ), which backwards ( R ) from a garage ( G ), and has an offset centrally to the garage door opening, wherein as shown in 3 can be seen further, located in the area of the outside wing mirror ( S ) or the vehicle's external electric side mirror replacement system ( F ) According to the invention an optical sensor system ( OS ), whose detection characteristic - preferably with narrow club shape - directed towards the rear, parallel to the vehicle longitudinal axis, or is acting.

Annotation:

The one with OS marked arrow (in the 3 and further FIG.) symbolically represents the optical sensor system ( OS ) and shows the detection / action characteristic of the optical sensor system ( OS ), whereby the actual electronics including the light guide element are in the side mirror ( S ) are located.

Like from the 3 can be further seen, by means of the optical sensor system according to the invention ( OS ) in the area of the side mirror ( S ) a potential / predicted collision, or a scrape of the side mirror ( S ) at the goal setting ( "H" ) (what kind of an obstacle ( H ) during a reverse drive ( R ) can be accurately monitored / forecasted - in the further course (in the 3 ) initiate / initiate countermeasures not shown in detail.

The 4 shows analogous to 2 schematically a vehicle ( F ), which backwards ( R ) from a garage ( G ), and has an offset in the middle of the garage door opening, wherein the driver assistance system due to the existing risk an automatic lane correction ( SK ), or performs an alternative measure.

• - eine automatische Bremsung (Fahrzeugstillstand) einleiten, und/oder
• - ein automatisches Einklappen des Spiegels (S) zu veranlassen (wie aus der 4 angedeutet), und/oder
• - eine akustische / haptische Warnmeldung zu generieren.

Like from the 4 can be further seen, shows the optical sensors ( OS ) which is designed as a driver assistance system, the driver assistance system in action after a collision, or a scratching of the side mirror ( S ) at the soffit of the door opening ( "H" ) was predicated by how from the 4 it can be seen that the environment-detecting driver assistance system when reversing ( R ) as a countermeasure for the avoidance of damage an automatic (minor) track correction ( SK ) - if this is allowed by the available space / distance on the opposite side of the vehicle to the garage door, alternatively or if a lane correction ( SK ) is not possible instead, the driver assistance system is designed to

• - initiate automatic braking (vehicle standstill), and / or
• - an automatic folding of the mirror ( S ) (as from the 4 indicated), and / or
• - generate an audible / haptic warning message.

Like from the 4 This is further schematically shown, an automatic lane correction ( SK ) (eg via superposition steering), whereby this track correction (as a rule SK ) may not be noticeable by the driver, since it usually only requires a few inches of correction in practice.

• - eine automatische Bremsung (Fahrzeugstillstand) einleitet, und/oder
• - ein automatisches Einklappen des Spiegels (S) veranlasst, und/oder
• - eine akustische / haptische Warnmeldung generiert.

Like in the 4 not shown in further detail, but previously discussed, it is proposed in a further alternative embodiment of the invention that if an automatic (minor) track correction ( SK ) is not expedient that the driver assistance system in the detection of a predicted collision, or scrape the side mirror ( S ) at the soffit of the door opening ( "H" ), alternatively

• - initiates automatic braking (vehicle standstill), and / or
• - an automatic folding of the mirror ( S ), and / or
• - generates an acoustic / haptic warning message.

The 5 shows schematically an implementation example of a motor vehicle mirror ( S ) (Motor vehicle mirror as a synonym for outside wing mirrors ( S ) or the external electric side mirror replacement system), which is a common circuit board ( LP ), on which both the electronics ( EOS ) of the optical sensor system ( OS ) as well as the electronics ( ESV ) for mirror adjustment ( SV ) are located.

Like in the 5 not shown in detail, it is also possible that in an advantageous embodiment of the invention, the optical sensor ( OS ) - especially in electronic mirror replacement systems - as a camera ( K ) is realized by means of this analogous to the previously described and shown inventive realization of the optical sensor system ( OS ) with light guide element ( LE ), a transmitted (visible or invisible) light spectrum / a transmitted electromagnetic wave spectrum ( EMW ) on reflection ( RF ) is monitored to reflect the reflection ( RF ) on an "obstacle" (H, "H" ) close.

The 6 schematically shows an implementation example of an optical sensor system ( OS ) in the area of the motor vehicle mirror ( S ) based on photos. The photos show one in the mirror ( S ) incorporated plastic element (according to the prior art), wherein the incorporated plastic element according to the invention further developed as optical fiber technology ( LT ) is designed to act both as a direction indicator ( B ) (Turn signal) as well as according to the invention as optics or as a bidirectional light guide element ( LE ) to one or more frequencies of the electromagnetic wave spectrum ( EMW ) in two different directions.

• - die Fahrtrichtungsanzeige (B), als auch
• - als Optik für die erfindungsgemäße optische Sensorik (OS) mit Lichtleiterelement (LE).

Like from the 6 It can be seen that there is a synergistic use of the "optical fiber technology" ( LT ) to the direction indicator (turn signal), using the "optical fiber technology" ( LT ) - one in the side mirror ( S ) incorporated / integrated plastic part - is used as light guide technology ( LT ) as well as

• - the direction indicator ( B ), as well as
• as optics for the optical sensor system according to the invention ( OS ) with light guide element ( LE ).

With the angle of the "completion" ( AS ) of the "optical sensor system ( OS ) with optical fiber element ( LE ) "The" radiation angle "(monitoring direction) can be determined.

In other words:

With the "angle" / orientation of the "completion" ( AS ) - So the direction / the space vector or x / y / z -Room level in which the degree ( AS ) "Shows" / is directed - the "optical sensor system according to the invention ( OS ) with optical fiber element ( LE ) "The exit direction ( x / y / z Coordinate direction / space vector) of the electromagnetic wave spectrum ( EMW ) determine and thus define / define the "radiation angle" (monitoring direction / space vector). The space vector is aligned perpendicular to the space plane, whereby the exit or entry is perpendicular to the space plane.

• - einerseits eine sehr flexible Lösung erzielt werden kann, indem
  1. i. mit der erfindungsgemäßen „optischen Sensorik (OS) mit Lichtleiter-Element (LE)“ bis an den Rand eines mit dem erfindungsgemäßen „optischen Lichtleiter-Element (LE)“ versehenen Gegenstandes (z.B. des Spiegels) herangeführt / platziert werden kann,
  2. ii. mit der erfindungsgemäßen „optischen Sensorik (OS) mit Lichtleiter-Element (LE)“ nur sehr wenig Einbauraum im tatsächlichem Bereich der Überwachung erforderlich ist, da im Bereich der Überwachung nur der Platz für das „optische Lichtleiter-Element (LE)“ erforderlich ist,
• - sowie andererseits eine synergiehafte Nutzung des erfindungsgemäßen „optischen Lichtleiter-Elements (LE)“ für unterschiedliche Funktionen möglich ist, wobei die zugehörige/n Elektronik/en (EOS, ESV) sich etwas entfernt (mit Abstand versehen) vom „Einsatzort“ / „Wirkungsbereich“ des „optische Lichtleiter-Elements (LT)“ angeordnet werden können,
• - sowie ferner mit einfachen Mitteln sich eine Richtcharakteristik (x/y/z-Koordinaten / Raumvektor) des zu überwachenden Bereiches realisieren lässt, indem das in die zu überwachende Umgebung gerichtete „Ende“ (A) des „optischen Lichtleiter-Elements“ entsprechend der gewünschten Überwachungsrichtung ausgerichtet und als „Austrittsöffnung“, bzw. als „Eintrittsöffnung“ für das elektromagnetischen Wellenspektrum (EMW)geformt / ausgebildet wird.

The advantage of this solution is the fact that

• - On the one hand, a very flexible solution can be achieved by:
  1. i. with the "optical sensor system ( OS ) with optical fiber element ( LE ) "To the edge of an optical waveguide element according to the invention ( LE ) "Provided object (eg the mirror) can be introduced / placed
  2. ii. with the "optical sensor system ( OS ) with optical fiber element ( LE ) "Only very little installation space is required in the actual area of the surveillance, since in the area of surveillance only the space for the" optical fiber element ( LE )" is required,
• on the other hand a synergic use of the optical waveguide element according to the invention ( LE ) Is possible for different functions, with the associated electronics (s) ( EOS . ESV ) a little bit away (at a distance) from the "place of use" / "area of effect" of the "optical waveguide element ( LT ) Can be arranged
• - and also by simple means a directional characteristic ( x / y / z Coordinates / space vector) of the area to be monitored, by aligning the "end" (A) of the "optical waveguide element" directed into the environment to be monitored in accordance with the desired monitoring direction and as "exit opening" or "entry opening" for the electromagnetic wave spectrum ( EMW ) is formed / formed.

The spatial plane of the "outlet opening" is expediently identical to the spatial plane of the "inlet opening", so that the reception characteristic (spatial vector of the reception characteristic) of the transmission characteristic (spatial vector of the transmission characteristic) is parallel. However, the parallel alignment is not a mandatory requirement, as deviations from this are equally conceivable / possible with special solutions.

In an advantageous embodiment of the invention, the emitted (visible and / or invisible) light spectrum ( EMW ) can be modulated (frequency and / or amplitude modulated), as well as variable in intensity, so that an optimal adaptation to the current environment can take place in online operation.

• - die Fahrtrichtungsanzeige / Blinker (B), als auch
• - als Optik für die erfindungsgemäße optische Sensorik (OS) mit Lichtleiterelement (LE).

The bottom photo of the 6 exemplifies a mirror ( S ) of the rear side ( SA ), or the "mirror outside" ( SA ). As can be seen from this, in the area of the surface (approximately in the middle) one is in the side mirror ( S ) approx. horizontally running integrated / integrated plastic part ( LT ), which is modified for the purpose of the invention such that this is used both
as a light guide element ( LE ) For

• - the direction indicator / turn signal ( B ), as well as
• as optics for the optical sensor system according to the invention ( OS ) with light guide element ( LE ).

The end of the integrated plastic part (Fig. LT ) is in the picture above as "completion" ( AS to see).

The 7 schematically shows the light guide element according to the invention ( LE ) with further details, which also shows the simplicity (the ease of execution) of the solution on the basis of the embodiment.

The 7 shows a synergiehafte use of the light guide element according to the invention ( LE ) - as described above - using the example of an application on the wing mirror ( S ).

Like from the 7 it can be seen, the light guide element according to the invention ( LE ), which as a multi-component light guide element ( 2KLE ), in the example shown as a two-component light guide element ( 2KLE ) of two components ( K1 . K2 ), the two components ( K1 . K2 ) are formed as a one-piece workpiece.

Like from the 7 further, the first component ( K1 ) to the inside of the mirror ( SI ) and the second component ( K2 ) to the mirror outside ( SA ) / Mirror-back directed. The cut A - B shows the two components ( K1 . K2 ) of the invention as a two-component light guide element ( 2KLE ) executed optical fiber element ( LE ) in an enlarged form, the two components ( K1 . K2 ) have a low crosstalk to each other.

To the scattered light of the injected signal / the electromagnetic wave spectrum ( EMW ), the on-coupling of the optical signal / the electromagnetic wave spectrum ( EMW ) for monitoring, preferably in the "interior component area" ( K1 ). In order to avoid coupled-in stray light, the "feedback" of the reflected signal in the two-component or multi-component optical waveguide element (FIG. 2KLE ) executed optical fiber element ( LE ) also take place in an "inner-component area", wherein in an advantageous embodiment of the invention it is also possible that the light-conducting element ( LE ), in particular a component ( K1 . K2 ) is designed such that by means of a component ( K1 . K2 ) of the two-component or multi-component optical waveguide element ( 2KLE ) bi-directionally one or more frequencies of the electromagnetic wave spectrum ( EMW ) can be directed in two different directions.

Of course, the invention is in the 7 two-component optical fiber element shown above ( 2KLE ) is not limited to the shape shown, but may also have other geometric shapes (eg rectangular, square, round, triangular, polygonal, oval, etc.), as shown by way of example in the embodiment / representation at the bottom representatively.

In the upper half of 7 is shown again visually on the basis of images / photos, how the two-component optical waveguide element according to the invention ( 2KLE ), in particular its "exit" ( A ) / "Graduation" ( AS ) / "Entry" ( e ) on or in the vehicle mirror ( S ) to integrate / arrange.

• - sowohl eine Ein-Koppel-Stelle (EKS) zur Ein-Kopplung des elektromagnetischen Wellenspektrums (EMW),
• - wie auch eine Aus-Koppel-Stelle (AKS) zur Aus-Kopplung des reflektierten elektromagnetischen Wellenspektrums (EMW),

vorgesehen, wobei die Ein-Koppel-Stelle (EKS) quasi als „Sender“ (Sende-Elektronik symbolisch als Diode gezeigt) des Signals zur optischen Überwachung der Umgebung wirkt, und dieIn the lower half of 7 is the two-component light guide element according to the invention ( 2KLE ) with further details. As can be seen from this is

• - both a coupling point ( EKS ) for coupling in the electromagnetic wave spectrum ( EMW )
• - as well as an off-coupling point ( AKS ) for coupling out the reflected electromagnetic wave spectrum ( EMW )

provided, wherein the Einkoppelstelle ( EKS ) acts as a "transmitter" (transmitting electronics symbolically shown as a diode) of the signal for optical monitoring of the environment, and the

Out-coupling point ( AKS ) acts as a "receiver" (receiver electronics symbolically shown as a diode) of the signal for optical monitoring of the environment. Furthermore, the figure symbolically shows by means of a diode the on-coupling ( EKB ) / On-coupling point of the turn signal ( B ) (of the turn signal). EKS . AKS & EKB on the electronics side.

In the lower half of 7 in particular, again the monitoring-side "exit" ( A ) / "Graduation" ( AS ), or "admission" ( e ) for the electromagnetic wave spectrum ( EMW ) the two-component optical waveguide element according to the invention ( 2KLE ). Furthermore, the shows 7 in the area of the "exit" ( A) / "Completion" ( AS ), or "entry" ( e ) an obstacle ( H ), which is a reflection ( R ) generated. Furthermore, the shows 7 using arrows, the bidirectional "flow direction" of the electromagnetic wave spectrum ( EMW ) in the two components ( K1 . K2 ) of the two-component light guide element ( 2KLE ).

• - das Fahrzeug (F), bzw. der Fahrzeugspiegel (S) dem Hindernis („H“) „ausweicht“, wobei
• - in einer bevorzugten Ausführungsform der maximale Versatz von der Spurführung dann ist, wenn der Spiegel (S) das Hindernis („H“) „passiert“, und
• - in einer weiteren bevorzugten Ausführungsform nach dem passieren, dass Fahrzeug (F) wieder in die ursprüngliche Spur „zurückgeführt“ wird.

The 8th schematically shows another application example which visually the operating principle of the automatic lane correction ( SK ), in addition to 4 , the track correction ( SK ) is completed. Like from the 8th For this shows that the automatic track correction is carried out in an advantageous manner such that

• - the vehicle ( F ), or the vehicle mirror ( S ) the obstacle ( "H" ) "Evades", wherein
• in a preferred embodiment, the maximum offset from the tracking is when the mirror ( S ) the obstacle ( "H" ) "Happens", and
• in a further preferred embodiment after passing that vehicle ( F ) is "returned" to the original track.

The advantage with this embodiment is that at the "end" of the automatic toe correction ( SK ) the vehicle ( F ) is again in the track position, as expected by the driver, and thus irritation to the driver can be prevented.

Again to understand:

The automatic track correction ( SK ) is always advantageous when reversing ( R ) the driver, for example, primarily monitors the left side of the vehicle, and there is a risk that the right side mirror ( S ) an obstacle ( H . "H" ) touches (scars).

Of course, an automatic track correction ( SK ) as proposed only carried out if this is safely possible on the opposite side of the vehicle. As already mentioned, usually only a few cm are required!

The terms "optical sensors" ( OS ) and "light guide element" ( LE ) are to be understood in the light of the invention as a generalized placeholder, or the embodiments are not limited only to the detectable to the human eye light spectrum, but also includes realizations that in the non-visible color spectrum / electromagnetic wave spectrum ( EMW ) lie.

In other words:

• - innerhalb, und/oder
• - außerhalb, insbesondere UV- bzw. IR-Strahlen (Ultra-Violet- bzw. Infra-rot-Strahlen),

dem vom Menschen sichtbaren Anteil des elektromagnetischen Spektrums / elektromagnetischen Wellenspektrums (EMW) liegen, sofern diese mit Materialien der klassischen Lichtleiter-Technologie, wie beispielsweise Glasfaser, helle Kunststoffe, und dergleichen realisierbar sind.Under the terms "optical sensors" ( OS ) and "light guide element" ( LE ) In the light of the invention, applications are also included, the

• - within, and / or
• - outside, in particular UV - respectively. IR -Radiation (ultra-violet or infra-red rays),

the human-visible portion of the electromagnetic spectrum / electromagnetic wave spectrum ( EMW ), provided that they can be realized with materials of classical optical fiber technology, such as glass fiber, bright plastics, and the like.

The term "integrally formed" in the light of the invention means that it is a one-piece workpiece / element which is e.g. made of several components irreversibly assembled into one piece. The assembly can be used in the manufacturing process, e.g. by gluing and / or two-component injection molding technique done.

LIST OF REFERENCE NUMBERS

2KLE

Multi / two-component optical fiber element

A

exit

AS

graduation

AKS

From coupling site

B

Turn signal / turn signal

EMW

electromagnetic wave spectrum / light spectrum

EKS

A coupling site

EOS

Electronics of optical sensors

ESV

Electronics for mirror adjustment

F

vehicle

G

Garage (enclosing the garage with gate recess)

H

obstacle

"H"

Garage door / goal unlocking as an obstacle

"H"

Reveal of the door opening - as an obstacle

IR

Infrared

LE

Optical fiber element

LT

Fiber optic technology

LP

PCB / board

K

camera

K1

component 1

K2

component 2

R

reverse (reverse)

RF

reflection

S

Side mirror / mirror

SA

Mirror outside / Mirror Back

SI

Mirror inside

SV

mirror adjustment

OS

Optical sensor

US

Ultra-sonic sensor

UV

Ultra-Violet

Claims (10)

Optical sensor system (OS) with optical waveguide element (LE), characterized in that - the optical waveguide element (LE) is bidirectional in order to guide one or more frequencies of the electromagnetic wave spectrum (EMW) in two different directions, - the bidirectional optical waveguide element (LE ) is formed as a multi-component optical fiber element (2KLE), wherein - that multi-component optical fiber element (2KLE) is integrally formed. Optical sensor (OS) with light guide element (LE) after Claim 1 , characterized in that the at least two components (K1, K2) of the one-piece multi-component optical waveguide element (2KLE) to each other have a low crosstalk. Optical sensor system (OS) with light guide element (LE) according to one of the preceding claims, characterized in that the one-piece multi-component light guide elements (2KLE) in a vehicle attachment, in particular an exterior side mirror (S) or an external electrical side mirror Replacement system is integrated. Optical sensor system (OS) with light guide element (LE) according to one of the preceding claims, characterized in that the on-coupling (EKS) of the one or more frequencies of the electromagnetic wave spectrum (EMW), to minimize the scattered light, in the inner component region (K1) the one-piece multi-component optical fiber element (2KLE) takes place. Optical sensor system (OS) with light guide element (LE) according to one of the preceding claims, characterized in that the one-piece multi-component light guide elements (2KLE), as a fiber optic technology and / or as a plastic technology is realized. Optical sensor (OS) with light guide element (LE) according to one of the preceding claims, characterized in that the electronics of the optical sensor (OS) and the electronics for mirror adjustment on a common printed circuit board (LP) are. Optical sensor (OS) with light guide element (LE) after Claim 1 , characterized in that the optical sensor system (OS) is designed as an environment-aware vehicle driver assistance system. Optical sensor (OS) with light guide element (LE) according to one of Claims 1 and 7 , characterized in that the environment-detecting driver assistance system supports the driver during reversing (R) of the vehicle (F), in particular as a garage exit assistant. Optical sensor (OS) with light guide element (LE) according to one of Claims 1 . 7 and 8th , characterized in that the environment-detecting driver assistance system when reversing (R) as required performs an automatic lane correction (SK), instead of an automatic lane correction (SK), alternatively the driver assistance system is designed to - an automatic braking (vehicle standstill) initiate and / or - cause the mirror (S) to fold in automatically and / or - to generate an audible / haptic warning message. Optical sensor (OS) with light guide element (LE) according to one of Claims 1 . 7 . 8th and 9 characterized in that the automatic lane correction (SK) during reversing (R) takes place in such a way that the vehicle (F) or the outer side mirror (S) or the external electric side mirror replacement system of the vehicle (F) escapes the obstacle (H, "H"), in a preferred embodiment the maximum offset from the tracking is when the mirror (S) "passes" the obstacle (H, "H") and in another preferred embodiment after the happen that vehicle (F) is "returned" to the original track.

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