DE102008017836A1 - Hands-free device for a vehicle - Google Patents

Abstract

The invention relates to a hands-free device for a vehicle having a loudspeaker (9) and a microphone (7) arranged on a guide element (6) which surrounds a safety belt (4), the guide element (7) being connected to a free end (5.2) of a retaining element (5). 5) is fixed and an opposite fixable end (5.1) of the holding element (5) on a seat belt (4) associated vehicle seat is arranged.

Description

The The invention relates to a hands-free device for a vehicle with a speaker and a seatbelt on one encompassing guide element arranged microphone, wherein the guide element at a free end of a holding element is attached.

From the DE 101 05 513 A1 a handsfree device for a mobile phone for a vehicle is known. In this case, the hands-free device forms a unit of speaker and microphone, wherein the hooked with a hook on the upper edge of the B-pillar trim speaker is connected via a holding element with the microphone. A guide bracket attached to the support element includes the safety belt so that the microphone is located in the neck / chest area of the driver when the safety belt is put on. On the other hand, when the seat belt is off, the unit hangs in the area between the B-pillar and the seat back.

In addition, from the JP 2004 344 907 another known hands-free device for a mobile phone for a vehicle. A loudspeaker is arranged on the left or right side of a headrest on a seat back. A microphone is connected to the speaker via a rotatable arm.

Of the Invention is based on the object one over the present prior art improved handsfree device in a vehicle.

The The object is achieved by the claim 1 specified characteristics solved. Advantageous developments The invention are the subject of the dependent claims.

The The invention relates to a hands-free device for a vehicle with a speaker and a seatbelt on one encompassing guide element arranged microphone, wherein the guide element at a free end of a holding element is attached. According to the invention is a free End opposite end on one of the seatbelt assigned vehicle seat arranged in an advantageous manner. The Microphone mounted on the guide element is thus included Apply the seat belt preferably without further manipulation and regardless of a height and / or an adjustment of the vehicle seat advantageous in one Neck / chest area of a person sitting on the vehicle seat. A function of the safety belt remains unrestricted. The guide element preferably forms a guide of the microphone on the seatbelt.

through the fixed positioning of the holder made by the holding element Microphones and the arrangement on the vehicle seat is a transmission a high-quality speech signal of a speaking person ensured.

The Hands-free device, in particular the microphone is used for making a call with a mobile phone and / or voice control, for example a navigation system and / or the mobile phone.

Especially Preferably, the retaining element z. B. on a seat back, in particular a back, attached to the vehicle seat. alternative For this purpose, the retaining element depending on the design of the vehicle and in particular according to arrangement points of the seat belt be attached to a Gurtumlenkpunkt the seat belt.

The Retaining element is preferably detachable on the vehicle seat or the Gurtumlenkpunkt attached. For this purpose, the retaining element for example, via a push-button connection to the vehicle seat fixable. Alternatively to the attachment by means of the push-button connection can the retaining element via a Velcro connection be attached to the vehicle seat or Gurtumlenkpunkt.

The Retaining element is particularly preferably made of a flexible plastic or a suitable textile material. This is particularly preferred a flexible plastic or a textile material used, that when wearing a seat belt contour of the vehicle seat or a body of the person adapts.

For ensuring optimum positioning of the microphone when wearing a seat belt, has the holding element in dependence an attachment point on the vehicle seat a predetermined length on, with particularly preferred a belt slack of the seat belt is taken into account.

Preferably are signal lines and / or supply lines for power supply the hands-free device, in particular the microphone on the holding element arranged. As a result, the signal line and / or the Supply line advantageously fixed without, for example, a Obstruct access to a rear compartment of the vehicle.

alternative this can be the connection between microphone, speaker or z. B. the mobile phone preferably via a radio link, such as Bluetooth.

About that In addition, when wearing a seat belt, the holding element in an advantageous Way optically covered by this.

The Guide element is preferably designed as a clasp, this at least partially surrounds the seat belt. through This training is the guide element with the microphone Removable without much effort from the seat belt.

One Arm is designed as a clasp guide element preferably fixed to the holding element or particularly preferred detachably arranged on this.

Around a retraction of the seat belt, for example, when storing this, not to hinder, the guide element is so arranged around the seat belt, that this through the Guide element is feasible, in particular by this slides through.

In a particularly advantageous embodiment of the hands-free device the microphone is positionable on the guide element such that the microphone in its directional characteristic to the head, in particular to the mouth, a telephonist is alignable. This causes sound waves directed by the speaker directly to the microphone and from this can be picked up trouble-free.

For this the microphone is non-positively and / or cohesively attached to the guide element. It is for example screwed to the guide element or by means of a push-button connection attached to this. Alternatively, the microphone may be on the guide element be glued.

In a possible particularly advantageous embodiment of Handsfree are the microphone and the guide element formed as a molding, creating a further use of material to attach the microphone is eliminated.

Appropriately Way, a control button is provided on the microphone, which is the speaker or a user of, for example, a telephone call only needs to press to turn on the handsfree and accept the conversation. Based on the arrangement of the control button is not looking for corresponding keys on the mobile phone required, creating a risk potential in terms of an accident is avoided.

In a possible embodiment of the speakerphone is the speaker at a deflection point of the seat belt or arranged on the B-pillar.

About that In addition, the speaker may also be part of an audio system, which is integrated into the vehicle.

Farther An electronics unit is integrated with a volume module provided, preferably with loud interior noise in the vehicle controls a volume of the speaker. Thereby a sound power of the loudspeaker becomes dependent an interior noise increases, creating a Intelligibility of speech signals is ensured. At low noise level in the vehicle is the gain The volume can be regulated down accordingly.

embodiments The invention will be explained in more detail with reference to drawings.

there demonstrate:

1 schematically a perspective view of the inventive arrangement of a holding element at a Gurtumlenkpunkt, wherein at a free end of the holding element a safety belt encompassing guide element is arranged with a microphone mounted on this.

2 schematically another view of a microphone a hands-free device that is mounted on a guide member, wherein the holding member is optically covered by a seat belt, and

3 schematically a perspective view of a arranged at a deflection point of a safety belt speaker.

each other corresponding parts are in all figures with the same reference numerals Mistake.

In 1 is a section of a seat back 1 a vehicle seat and a person indicated on this seated person 2 shown in a vehicle, not shown. In an area at the side of a headrest 1.1 is a belt deflection point 3 a safety belt 4 arranged.

The safety belt 4 is in the 1 so laterally to the person sitting on the vehicle seat 2 positioned that a, for example, ribbon-like holding element 5 is visible. According to the invention, a fixable end 5.1 of the holding element 5 on one's seat belt 4 associated vehicle seat, in particular at the Gurtumlenkpunkt 3 arranged.

Alternatively, depending on the design of the vehicle, in particular depending on an arrangement of the attachment points of the seat belt 4 , can the fixable end 5.1 also on the seat back 1 , z. B. on a rear side, not shown, may be arranged.

In particular, the retaining element 5 to egg ner guide the seat belt 4 attached.

At a free end 5.2 of the holding element 5 is a guide element 6 with a microphone arranged on it 7 attached. It encompasses the guide element 6 the safety belt 4 , The microphone 7 is preferably part of a hands-free device in the vehicle. The hands-free device, in particular the microphone 7 is used to make calls with a mobile phone and / or voice control, z. B. a navigation system and / or the mobile phone.

The fixable end 5.1 of the holding element 4 is particularly preferably releasable at the Gurtumlenkpunkt 3 or the seat back 1 attached. For this purpose, the fixable end 5.1 of the holding element 5 be attached for example via a push-button connection or a Velcro connection. In this case, a connecting element, not shown, on the seat back 1 or the belt deflection point 3 and a second not-shown to the first corresponding connecting element on the holding element 5 be arranged.

The holding element 5 is preferably formed of a flexible plastic or a textile material. Here is the holding element 5 designed so flexible that this when wearing a seat belt 4 to a contour of the vehicle seat and a body of the person sitting on the vehicle seat 2 adapts.

For this purpose, the holding element 5 a predetermined length. The fixable end 5.1 is at the belt deflection point 3 attached and the retaining element 5 lies according to the course of the leadership of the seat belt 4 on a shoulder area 2.1 the person 2 without disturbing. Due to the predeterminable length of the retaining element 5 there is the free end 5.2 with the attached to this guide element 6 and the microphone arranged thereon 7 in a neck / chest area 2.2 the person 2 ,

By attaching the fixable end 5.1 is the microphone 7 in an advantageous manner when wearing a seatbelt 4 regardless of a height or a seat adjustment held in this position. In one possible embodiment, this can be achieved by means of the Velcro connection between the vehicle seat and the holding element 5 the predetermined length may be varied.

On the holding element 5 , in particular on a lower side, is or are particularly preferably a signal line and / or a supply line 8th to power the microphone 7 arranged and fixed. For this purpose, to the holding element 5 z. B. be arranged at regular intervals loops through which the signal line and / or supply line 8th are feasible or is to fix this.

At the free end 5.2 of the holding element 5 is the guide element 6 with the microphone arranged on it 7 attached. The guide element 6 is preferably designed as a clip, wherein a non-illustrated arm of this on the holding element 5 fixed or detachably arranged. For a detachable arrangement, the retaining element 5 at the free end 5.2 also have at least one loop through which the arm of the guide element 6 can be passed through.

The guide element 6 is designed as a clasp, which is the safety belt 4 at least partially encompasses. By means of such an embodiment of the guide element 6 is with the seat belt removed 4 a collection unhindered possible, since the seat belt 4 through the guide element 6 is feasible, ie the seat belt 4 slides through it unrestricted.

When not using the microphone 7 is the retaining element 5 or at least the guide element 6 advantageously simply from the seat belt 4 removable.

The microphone 7 is moreover on the guide element 6 fastened, that this in its directional characteristic to the head 2.3 , in particular to the mouth of the person sitting on the vehicle seat 2 is alignable. This is the microphone 7 For example, non-positively and / or cohesively on the guide element 6 attached.

This can be the microphone 5 on the guide element 6 screwed or fastened by means of a push-button connection to this. Alternatively, the microphone 7 on the guide element 6 be glued.

In a preferred embodiment, the guide element 6 and the microphone 7 be formed as a molding, whereby a further material insert for attachment is not required.

In addition, on the microphone 7 a control button, not shown, in particular for accepting a telephone call provided. The person needs it 2 only press the control button to switch on the handsfree. As a result, a search of corresponding keys on the mobile phone is not necessary, whereby a distraction from a current traffic situation is avoided. A risk of an accident is advantageously reduced.

2 shows the person 2 with attached Si cherheitsgurt 4 , The guide element 6 grasps the seat belt 4 with the microphone attached to it 7 , Due to the predeterminable length of the retaining element 5 is the microphone 7 advantageously in the cervical / thoracic region 2.2 the person 2 positioned.

Particularly preferred is the holding element 5 when wearing a seatbelt 4 covered by this.

3 shows a possible arrangement of the speaker 9 the handsfree device. The speaker 9 is for example at the turning point 3 of the safety belt 4 fixable. This is the speaker 9 z. B. non-positively at the deflection point 3 attached. It is also possible attachment to a safety belt entry on the B-pillar of the vehicle. This is where the speaker points 9 particularly advantageous to a rotation axis, not shown, around which the speaker 9 depending on the location of its arrangement can rotate, causing z. B. in a seat adjustment of the speakers 9 can be tracked in its directional characteristic.

The speaker 9 is also in or side of a headrest 1.1 on the seat back 1 the vehicle seat can be arranged.

Preferably, the speaker 9 also be part of an in-vehicle or arranged audio system.

The hands-free device also provides an electronic unit (not shown) with a volume module. The electronics unit and the volume module preferably regulate a volume of the speaker 9 with loud interior noise in the vehicle. This is a sound power, ie volume of the speaker 9 increases in response to an interior noise, whereby a comprehensibility of the speech signals is ensured. At low noise levels in the vehicle, the gain of the volume is accordingly down regulated.

1

seatback

1.1

headrest

2

person

2.1

shoulders

2.2

Neck / chest area

2.3

head

3

turning point

4

safety belt

5

retaining element

5.1

fixable The End

5.2

free The End

6

guide element

7

microphone

8th

signal line and / or utility line

9

speaker

QUOTES INCLUDE IN THE DESCRIPTION

This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.

Cited patent literature

• - DE 10105513 A1 [0002]
• - JP 2004344907 [0003]

Claims (19)

Hands-free device for a vehicle with a loudspeaker ( 9 ) and one on one a safety belt ( 4 ) encompassing guide element ( 6 ) arranged microphone ( 7 ), wherein the guide element ( 7 ) at a free end ( 5.2 ) of a holding element ( 5 ), characterized in that one of the free ends ( 5.2 ) opposite fixable end ( 5.1 ) of the retaining element ( 5 ) on a seat belt ( 4 ) associated vehicle seat is arranged. Hands-free device according to claim 1, characterized in that the retaining element ( 5 ) on a seat back ( 1 ) is attached. Hands-free device according to claim 1, characterized in that the retaining element ( 5 ) on the vehicle seat at a Gurtumlenkpunkt ( 3 ) is attached. Hands-free device according to one of claims 1 to 3, characterized in that the holding element ( 5 ) on the backrest ( 1 ) or the belt deflection point ( 3 ) is releasably attached. Hands-free device according to claim 4, characterized in that the retaining element ( 5 ) via a push-button connection releasably attached to the seat back ( 1 ) or the belt deflection point ( 3 ) is attached. Hands-free device according to one of claims 1 to 5, characterized in that the retaining element ( 5 ) is formed of flexible plastic or a textile material. Hands-free device according to one of claims 1 to 6, characterized in that the retaining element ( 5 ) has a predeterminable length. Hands-free device according to one of claims 1 to 7, characterized in that on the holding element ( 5 ) a signal line and / or a supply line ( 8th ) to power the microphone ( 7 ) are arranged or is. Hands-free device according to one of claims 1 to 8, characterized in that the holding element ( 5 ) when wearing a seatbelt ( 4 ) is covered by this. Hands-free device according to one of claims 1 to 9, characterized in that the guide element ( 6 ) is designed as a clasp, the safety belt ( 4 ) at least partially encompasses. Hands-free device according to claim 10, characterized in that one arm of the clip on the holding element ( 5 ) is fixed or detachably arranged. Hands-free device according to one of claims 1 to 10, characterized in that at a retraction of the seat belt ( 4 ) this by the guide element ( 6 ) is feasible. Hands-free device according to one of claims 1 to 12, characterized in that the microphone ( 7 ) on the guide element 86 ) is attachable that the microphone ( 7 ) in its directional characteristic to the head ( 2.3 ) one person ( 2 ) is alignable. Hands-free device according to claim 13, characterized in that the microphone ( 7 ) non-positively and / or cohesively on the guide element ( 6 ) is attached. Hands-free device according to one of claims 1 to 12, characterized in that the guide element ( 6 ) and the microphone ( 7 ) are formed as a molded part. Hands-free device according to one of claims 1 to 15, characterized in that on the microphone ( 7 ) an operating button is provided. Hands-free device according to one of claims 1 to 16, characterized in that the loudspeaker ( 9 ) at the deflection point ( 3 ) of the safety belt ( 4 ) or is arranged on a B pillar of the vehicle. Hands-free device according to one of claims 1 to 16, characterized in that the loudspeaker ( 9 ) Is part of an audio system of the vehicle. Hands-free device according to one of claims 1 to 18, characterized in that an electronic unit is provided with a volume module, the volume of the loudspeaker ( 9 ) in response to an interior noise of the vehicle.