CN102442313B - The method and apparatus of the drive manner of the driver of assessment motor vehicles especially commercial car - Google Patents
The method and apparatus of the drive manner of the driver of assessment motor vehicles especially commercial car Download PDFInfo
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- CN102442313B CN102442313B CN201110332957.2A CN201110332957A CN102442313B CN 102442313 B CN102442313 B CN 102442313B CN 201110332957 A CN201110332957 A CN 201110332957A CN 102442313 B CN102442313 B CN 102442313B
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- 238000011156 evaluation Methods 0.000 claims abstract description 75
- 230000000875 corresponding Effects 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims description 45
- 238000006243 chemical reaction Methods 0.000 claims description 32
- 239000004615 ingredient Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003449 preventive Effects 0.000 description 1
Abstract
The method and apparatus that the present invention relates to the drive manner of a kind of vehicle driver for assessing motor vehicles, especially commercial car, with acquisition device, the measured value of at least one instruction drive manner is obtained by means of acquisition device, and with drive manner evaluation device, by means of evaluation device, based on this, the measured value of at least one instruction drive manner determines that at least one assesses the drive manner of corresponding driver and/or the drive manner characterisitic parameter of ability.One-tenth arranged according to the present invention, obtain and evaluation device (2) is integrated in the most digital tachoscope (1) that manipulation protected generation is configured to, by means of tachoscope (1) manipulation protected generation obtain this at least one instruction drive manner measured value (8) and by means of its from this measured value (8) of at least one instruction drive manner manipulation protected generation determine and/or store and export this at least one drive manner characterisitic parameter as the driver's ability information (7,9) assessing and/or evaluating driver.
Description
Technical field
The method that the present invention relates to the drive manner of a kind of vehicle driver for assessing motor vehicles, especially commercial car.Additionally, the present invention relates to the device of the drive manner of a kind of vehicle driver for assessing motor vehicles, especially commercial car.
Background technology
The method of driving style or drive manner for assessing driver is well-known.The most such as by file DE 10 2,008 041 618 A1, in terms of fuel utilization, evaluate the drive manner of the driver of motor vehicles wherein.Determine the first signal for this, determine secondary signal by low-pass filtering on its basis.Difference followed by two signals of assessment carries out the assessment of the drive manner about fuel utilization.
By the measuring instrument of the known a kind of driving style for measuring and assess driver of file DE 10 2,008 055 656 A1, the most especially evaluate braking ability, namely based on positive or negative acceleration.
It is used for assessing multiple drivers and the appraisal procedure of vehicle of vehicle collective (Fahrzeugkollektiv) by the file DE 10 2,005 025 271 known one of A1.
By file DE 10 2,008 040 284 A1 in addition, it is known that from depending on that data that driver is stored are to determine the drive manner of corresponding driver individual different travel situations.To this end, the driver that the data of gearbox control or similar data are such as temporarily stored in such as driver blocks and then evaluates on central computer.Then can determine that the driving style of driver by this evaluation and instruct driver or point out the mis action determined.In order to make thus respective needle that drive manner determined by driver to adapt to predetermined expectation drive manner, this desired characteristic can be stored on storage medium (such as driver's card) by such as fleet operators (Fuhrparkunternehmer) so that these data so can be read into when being inserted in the instrument being associated by driver's card and can be transferred at such as controller of gear-boxes or engine control system.The most so driving style of individual or drive manner of individual of driver is stored.In addition being arranged to, transport condition data separate PC diagnostic tool etc. reads.Being arranged to according to another design, the data stored are evaluated by engine controller and are then transferred on chip card or driver's card of driver via In-vehicle networking.But, in this method embodiment, distort probability (Manipulationsmoeglichkeit) owing to the many interfaces acquirement between the unit of each transmission data is considerable so that this method embodiment is inapplicable.
Summary of the invention
Therefore, it is an object of the invention to provide a kind of vehicle driver for assessing motor vehicles, especially commercial car drive manner method and apparatus for, by means of they can perform in the way of anti-tamper driving style assessment.
The method proposing the drive manner of a kind of vehicle driver utilizing a kind of acquisition device to assess motor vehicles, especially commercial car according to the present invention, obtains the measured value of at least one instruction drive manner by means of acquisition device.nullSpecifically，The method proposing to be used for assessing the drive manner of the vehicle driver of motor vehicles，It has acquisition and evaluation device，This acquisition and evaluation device have acquisition device and drive manner evaluation device，The measured value of at least one instruction drive manner is obtained by means of described acquisition device，Determine that at least one assesses the drive manner of corresponding driver and/or the drive manner characterisitic parameter of ability by means of described drive manner evaluation device measured value based at least one instruction drive manner described，Wherein，Described acquisition and evaluation device are integrated in tachoscope，The assessment appraisal procedure based on definition of wherein said drive manner or evaluation profile are carried out，It is characterized in that，Tachoscope manipulation protected generation by means of manipulation protected generation structure obtains the measured value of at least one instruction drive manner described，And manipulation protected generation determines and/or stores at least one drive manner characterisitic parameter described from the measured value of at least one instruction drive manner described，And output at least one drive manner characterisitic parameter described is as the driver's ability information assessing and/or evaluating described driver，
It is provided with conversion equipment, determine the measured value of at least one instruction drive manner on the basis as at least one drive manner characterisitic parameter described by means of at least one drive manner characterisitic parameter determined by the first appraisal procedure or evaluation profile by means of described conversion equipment, and
Next measured value based on this at least one instruction drive manner so determined by means of described conversion equipment determines at least one drive manner characterisitic parameter by means of different the second appraisal procedure of the most described first appraisal procedure or evaluation profile or evaluation profile, should then can compare with by means of drive manner characterisitic parameter determined by described second appraisal procedure or evaluation profile by means of at least one drive manner characterisitic parameter determined by different the second appraisal procedure of the most described first appraisal procedure or evaluation profile or evaluation profile by measured value based on this at least one instruction drive manner so determined by means of described conversion equipment..This is outside equipped with a kind of evaluation device, and by means of it, based on this, the measured value of at least one instruction drive manner determines that at least one assesses the drive manner of corresponding driver and/or the drive manner characterisitic parameter of ability.nullSpecifically，The device of the assessment of the drive manner of a kind of vehicle driver for performing motor vehicles is proposed，It is with obtaining and evaluation device，This acquisition and evaluation device have the acquisition device of the measured value for obtaining at least one instruction drive manner，And determine the drive manner of at least one assessment driver and/or the drive manner evaluation device of the drive manner characterisitic parameter of ability with for measured value based at least one instruction drive manner described，Wherein，Described acquisition and evaluation device are integrated in tachoscope，It is characterized in that，Described tachoscope is configured to anti-tamper，And by described tachoscope，The measured value of at least one instruction drive manner described can be obtained and can determine and/or store at least one drive manner characterisitic parameter described by manipulation protected generation from the measured value of at least one instruction drive manner described by manipulation protected generation，And
Described tachoscope has output device, driver's ability information can be exported with the form of driver's certificate of capability by means of described output device, and/or at least one drive manner characterisitic parameter described can be stored in by means of described output device and can reach with described tachoscope on storage card that be effectively connected, that be configured to driver's ability information
nullIt is provided with conversion equipment，Determine the measured value of at least one instruction drive manner on the basis as at least one drive manner characterisitic parameter described by means of at least one drive manner characterisitic parameter determined by the first appraisal procedure or evaluation profile by means of described conversion equipment，And the measured value of at least one the instruction drive manner next so determined by means of described conversion equipment based on this by means of described conversion equipment determines at least one drive manner characterisitic parameter by means of different the second appraisal procedure of the most described first appraisal procedure or evaluation profile or evaluation profile，Should then can compare with by means of drive manner characterisitic parameter determined by described second appraisal procedure or evaluation profile by means of at least one drive manner characterisitic parameter determined by different the second appraisal procedure of the most described first appraisal procedure or evaluation profile or evaluation profile by measured value based on this at least one so determined by means of described conversion equipment instruction drive manner.According to the present invention, acquisition and evaluation device are integrated in that manipulation protected generation is configured to, especially digital tachoscope, obtain measured value of at least one instruction drive manner by means of its manipulation protected generation and determine by means of its manipulation protected generation from the measured value of at least one instruction drive manner and/or store and export at least one drive manner characterisitic parameter as the driver's ability information assessing and/or evaluating driver.
Advantageously, utilize according to the teachings of the present invention therefore by being integrated in the tachoscope that manipulation protected generation is configured to by obtaining with favourable dual-use function, this can also be made full use of the preventive measure distorted for prevention with evaluation device, so as to carry out the driving style of driver or the assessment of the anti-tamper of ability, and this is the important feature of the present invention, the most also can manipulation protected generation output driver's ability information.
To this end, tachoscope preferably can have output device, it is linked or is formed its ingredient with acquisition and evaluation device and exports driver's ability information by means of it with the form of driver's certificate of capability.This output device can be such as printer or the print unit (it the most after all exists) of tachoscope.
To this alternatively, tachoscope however also can have following output device, being stored on the storage card that can reach effectively to be connected with tachoscope by the drive manner characterisitic parameter of the driving style of at least one assessment driver and/or the ability of corresponding driver by means of it, it so comprises and forms driver's ability information the most in a broad sense.This storage card can be digital tachoscope traditional driver's card or and can also be single storage card, it is so configured to single driver's certificate of capability.
Again significantly improve distorts protection and can be derived from; that is, the encrypted ground that processes of the measured value of at least one instruction drive manner flows to tachoscope and this at least one measured value in tachoscope by means of the password stored by this place or key decodes and is stored the most in this place and assesses.Herein, term " password " and " key " can understand the most in a broad sense and it should be understood that ground includes the probability of the whole encryption processed for anti-tamper data.
Particularly preferably following design, at least one of which drive manner characterisitic parameter is output with the form of scale value or stores, and it determines from the assessment rule (Bewertungsskala) with multiple scale value as the scale value of the drive manner assessing corresponding driver.Utilize driver's ability that then this scale value can be repeated in driver's ability information in simple and intelligible mode, such as with the form of mark etc..
Another particularly preferred design according to inventive concept is arranged to, and the assessment of drive manner is carried out for the section of definition and/or the appraisal procedure or evaluation profile based on defining.Thereby, it is ensured that draw comparable result in the scope of driving style assessment.
According to another particularly preferred design, it is provided with conversion equipment, by means of its measured value based at least one the instruction drive manner determining the basis as at least one drive manner characterisitic parameter described for first driver by means of at least one drive manner characterisitic parameter determined by the first appraisal procedure or evaluation profile.Next, measured value based on this at least one so determined instruction drive manner determines at least one drive manner characterisitic parameter by means of different the second appraisal procedure of relative first appraisal procedure or evaluation profile or evaluation profile, and then it can compare with by means of drive manner characterisitic parameter determined by the second appraisal procedure or evaluation profile or driver's ability information.Utilize this solution according to the present invention, drive manner characterisitic parameter based on different appraisal procedures or evaluation profile or the comparability of driver's ability information if desired can be realized in a straightforward manner.The most so make full use of at this, i.e. the measured value such as engine speed and/or speed data of identical instruction drive manner and/or acceleration information (only enumerating several example) are flowed to known different appraisal procedure termly.
In this connection when the ingredient that conversion equipment is acquisition and the evaluation device being integrated in tachoscope equally or when conversion equipment as single component with obtain and evaluation device is linked and in the same manner as be integrated in tachoscope time, particularly advantageous, this is because so provide with being associated with tachoscope for manipulation protected generation generate driver's ability information central location for.But natural, the certain principle of conversion equipment can also be single component, realize the corresponding conversion of driver's ability information of manipulation protected generation output wherein.
The advantage utilizing this device to draw illustrates so that thus with reference to the embodiment done before.
Accompanying drawing explanation
By accompanying drawing, the invention will be further described below.
Wherein:
Fig. 1 show schematically show the tachoscope according to the present invention, is integrated with the acquisition according to the present invention and the evaluation device assessing and/or evaluating driver's ability information for manipulation protected generation output wherein, and
Fig. 2 show schematically show the block chart diagram of typical the method according to the invention embodiment.
Detailed description of the invention
The most schematically and schematically illustrate the digital tachoscope 1 that manipulation protected generation is configured to, the most only symbolically and acquisition shown in broken lines and evaluation device 2 are integrated into, obtain and evaluation device 2 is linked with the output device 4 formed by printing equipment herein via data wire 3.
(do not make to inquire into further to it) in addition to common display screen 5, tachoscope have the driver's card for being formed by chip card 7 formed output device at the slot 6 according to the ingredient in the sense that the teachings of the present invention.
As it the most as seen from Figure 2 as, by means of digital tachoscope 1, particular by be integrated into acquisition therein and evaluation device 2 obtain the drive manner for assessment driver and/or ability required for the measured value 8 of instruction drive manner and determine that at least one assesses the drive manner of corresponding driver and/or the drive manner characterisitic parameter of ability in this place.
Flow to tachoscope 1 or the most integrated acquisition and evaluation device 2 to the encrypted compiling of measured value 8, in order to realize the additional tamper-resistance properties (Manipulationssicherheit) of interface side.Obtaining and then storing corresponding password or key in the region of evaluation device, the measured value 8 that its decoding is transmitted compiledly is for assessing.
Then at least one the drive manner characterisitic parameter determined through such manipulation protected generation is such as fed to print apparatus 4 in tachoscope 1, and its (as it the most extremely schematically shows) then prints driver's certificate of capability 9 as driver's ability information.To this alternatively or additionally, however also can be achieved in that the output of driver's ability information, i.e. the driver characteristics parameter that manipulation protected generation determines is stored in driver and blocks on 7.
At least one drive manner characterisitic parameter is preferably output with the form of scale value or stores, and it is determined by the assessment rule with multiple scale value as the scale value of the drive manner assessing corresponding driver.These are the most correspondingly stored in acquisition and evaluation device 2 with the form of characteristic field for data or the assessment rule itself of assessment.
As further visible by the schematically diagram of Fig. 2, in addition conversion equipment 10 can be integrated with in tachoscope 1, it such as so concurs with acquisition and evaluation device 2, i.e., it receives the data of driver's ability information that is that these (as they are the most shown in broken lines) are read in and that generate by means of the first appraisal procedure by acquisition and evaluation device 2, namely especially with the form of drive manner characterisitic parameter.Then determining the measured value of the instruction drive manner on the basis of the data as these such readings in conversion equipment 10 and next determine at least one drive manner characterisitic parameter based on these measured values indicating drive manners so determined by means of the second appraisal procedure that relative first appraisal procedure is different, then it be stored again via acquisition and evaluation device 2 (as be shown in dash-dot lines in fig. 2) and block on 7 at storage card or driver.This at least one drive manner characterisitic parameter or so can compare with equally these drive manner characterisitic parameters or these driver's ability information by means of the second appraisal procedure generation through driver's ability information of so conversion.
Obviously, be associated the conversion that certainly can realize being associated with more than two appraisal procedure with conversion equipment 10.The most such as can store multiple converse routine in conversion equipment, it is correspondingly associated with different appraisal procedures.The identification of corresponding appraisal procedure the most such as can be realized by corresponding tell-tale data or parameter in a straightforward manner.Exemplary diagram shown herein should only illustrate the ultimate principle of the conversion equipment according to the present invention, and conversion equipment is preferably integrated in tachoscope 1 equally due to tamper-resistance properties, but also can be formed by single instrument in principle.
It is also obvious that the output of converted drive manner characterisitic parameter or converted drive manner ability information also can realize via the print apparatus 4 as output device certainly.
Claims (11)
- null1. the method being used for assessing the drive manner of the vehicle driver of motor vehicles，It has acquisition and evaluation device (2)，This acquisition and evaluation device have acquisition device and drive manner evaluation device，The measured value of at least one instruction drive manner is obtained by means of described acquisition device，Determine that at least one assesses the drive manner of corresponding driver and/or the drive manner characterisitic parameter of ability by means of described drive manner evaluation device measured value based at least one instruction drive manner described，Wherein，Described acquisition and evaluation device (2) are integrated in tachoscope (1)，The assessment appraisal procedure based on definition of wherein said drive manner or evaluation profile are carried out，It is characterized in that，Tachoscope (1) manipulation protected generation by means of manipulation protected generation structure obtains the measured value (8) of at least one instruction drive manner described，And manipulation protected generation determines and/or stores at least one drive manner characterisitic parameter described from the measured value (8) of at least one instruction drive manner described，And output at least one drive manner characterisitic parameter described is as the driver's ability information (7 assessing and/or evaluating described driver, 9)，It is provided with conversion equipment (10), determine the measured value of at least one instruction drive manner on the basis as at least one drive manner characterisitic parameter described by means of at least one drive manner characterisitic parameter determined by the first appraisal procedure or evaluation profile by means of described conversion equipment (10), andNext measured value based on this at least one instruction drive manner so determined by means of described conversion equipment (10) determines at least one drive manner characterisitic parameter by means of different the second appraisal procedure of the most described first appraisal procedure or evaluation profile or evaluation profile, should then can compare based on drive manner characterisitic parameter determined by the measured value by least one the instruction drive manner acquired in acquisition device with by means of described second appraisal procedure or evaluation profile by means of at least one drive manner characterisitic parameter determined by different the second appraisal procedure of the most described first appraisal procedure or evaluation profile or evaluation profile by measured value based on this at least one instruction drive manner so determined by means of described conversion equipment (10).
- The method of the drive manner of the vehicle driver for assessing motor vehicles the most according to claim 1, it is characterized in that, described tachoscope (1) has the first output device (4), exports described driver's ability information (9) by means of described first output device (4) with the form of driver's certificate of capability.
- The method of the drive manner of the vehicle driver for assessing motor vehicles the most according to claim 2, it is characterized in that, described tachoscope (1) has the second output device (6), to be stored on the storage card (7) that can reach effectively to be connected with described tachoscope (1) by means of at least one drive manner characterisitic parameter described determined by the first and/or second appraisal procedure or evaluation profile by means of described second output device (6), described storage card (7) so comprises described driver's ability information.
- 4. according to the method being used for assessing the drive manner of the vehicle driver of motor vehicles according to any one of aforementioned Claim 1-3, it is characterized in that, by means of obtaining and the encrypted ground that processes of the measured value (8) of at least one instruction drive manner described that the acquisition device of evaluation device (2) obtains flows to described tachoscope (1) and this measured value (8) in described tachoscope (1) by means of the password stored by described tachoscope (1) or key decodes and is stored and assesses in described tachoscope (1).
- 5. according to the method being used for assessing the drive manner of the vehicle driver of motor vehicles according to any one of aforementioned Claim 1-3, it is characterized in that, being output by means of at least one drive manner characterisitic parameter described determined by the first and/or second appraisal procedure or evaluation profile with the form of scale value and/or store, the scale value as the drive manner assessing corresponding driver determines from the assessment rule with multiple scale value.
- 6. according to the method being used for assessing the drive manner of the vehicle driver of motor vehicles according to any one of aforementioned Claim 1-3, it is characterised in that the assessment of described drive manner is carried out for the section of definition.
- 7. The method of the drive manner of the vehicle driver for assessing motor vehicles according to claim 1, it is characterised in that described method is provided for assessing the drive manner of the vehicle driver of commercial car.
- The method of the drive manner of the vehicle driver for assessing motor vehicles the most according to claim 2, it is characterised in that described output device (4) is printer.
- null9. the device being used for performing the assessment of the drive manner of the vehicle driver of motor vehicles，It is with obtaining and evaluation device (2)，This acquisition and evaluation device (2) have the acquisition device of the measured value for obtaining at least one instruction drive manner，And determine the drive manner of at least one assessment driver and/or the drive manner evaluation device of the drive manner characterisitic parameter of ability with for measured value based at least one instruction drive manner described，Wherein，Described acquisition and evaluation device (2) are integrated in tachoscope (1)，It is characterized in that，Described tachoscope (1) is configured to anti-tamper，And by described tachoscope (1)，The measured value (8) of at least one instruction drive manner described can be obtained and can determine and/or store at least one drive manner characterisitic parameter described by manipulation protected generation from the measured value (8) of at least one instruction drive manner described by manipulation protected generation，AndDescribed tachoscope (1) has output device (4,6), by means of described output device (4,6) driver's ability information can be exported with the form of driver's certificate of capability (9), and/or by means of described output device (4,6) at least one drive manner characterisitic parameter described can be stored in and can reach with described tachoscope (1) on storage card (7) that be effectively connected, that be configured to driver's ability informationnullIt is provided with conversion equipment (10)，Determine the measured value of at least one instruction drive manner on the basis as at least one drive manner characterisitic parameter described by means of at least one drive manner characterisitic parameter determined by the first appraisal procedure or evaluation profile by means of described conversion equipment (10)，And determine at least one drive manner characterisitic parameter by means of described conversion equipment (10) next measured value based on this at least one instruction drive manner so determined by means of described conversion equipment (10) by means of different the second appraisal procedure of the most described first appraisal procedure or evaluation profile or evaluation profile，Should then can compare based on drive manner characterisitic parameter determined by the measured value by least one the instruction drive manner acquired in acquisition device with by means of described second appraisal procedure or evaluation profile by means of at least one drive manner characterisitic parameter determined by different the second appraisal procedure of the most described first appraisal procedure or evaluation profile or evaluation profile by measured value based on this at least one so determined by means of described conversion equipment (10) instruction drive manner.
- 10. The device of the assessment of the drive manner of the vehicle driver for performing motor vehicles according to claim 9, it is characterized in that, described storage card (7) is blocked by traditional driver of digital tachoscope (1) or is formed by single storage card.
- 11. The device of the assessment of the drive manner according to the vehicle driver for performing motor vehicles described in claim 9 or 10, it is characterized in that, described conversion equipment (10) be integrated into the described acquisition in described tachoscope (1) and the ingredient of evaluation device (2) or be linked with described acquisition and evaluation device (2) as single component and in the same manner as be integrated in described tachoscope (1).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010048324.9 | 2010-10-13 | ||
| DE102010048324A DE102010048324A1 (en) | 2010-10-13 | 2010-10-13 | Method and device for evaluating the driving style of a vehicle driver of motor vehicles, in particular commercial vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102442313A CN102442313A (en) | 2012-05-09 |
| CN102442313B true CN102442313B (en) | 2016-11-30 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3240773A1 (en) * | 1982-11-02 | 1984-10-25 | Jürgen 1000 Berlin Binder | Device for determining and recording at least one operating parameter of a motor vehicle, in particular lorry or bus |
| CN101405176A (en) * | 2006-03-22 | 2009-04-08 | Gm全球科技运作股份有限公司 | Driver-specific vehicle subsystem control method and apparatus |
| CN101633359A (en) * | 2008-07-24 | 2010-01-27 | 通用汽车环球科技运作公司 | Adaptive vehicle control system with driving style recognition |
| CN101659258A (en) * | 2008-08-27 | 2010-03-03 | 福特环球技术公司 | Method and device for evaluating the driving style of a driver in a motor vehicle with respect to the use of fuel |
| DE102008055656A1 (en) * | 2008-11-03 | 2010-05-06 | Parthy, Kai, Dipl.-Ing. | Driving style and relative fuel consumption measuring device for e.g. bus, displays, calculates and stores individual value and average value of measured positive or negative acceleration characteristic of single or multiple trips |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3240773A1 (en) * | 1982-11-02 | 1984-10-25 | Jürgen 1000 Berlin Binder | Device for determining and recording at least one operating parameter of a motor vehicle, in particular lorry or bus |
| CN101405176A (en) * | 2006-03-22 | 2009-04-08 | Gm全球科技运作股份有限公司 | Driver-specific vehicle subsystem control method and apparatus |
| CN101633359A (en) * | 2008-07-24 | 2010-01-27 | 通用汽车环球科技运作公司 | Adaptive vehicle control system with driving style recognition |
| CN101659258A (en) * | 2008-08-27 | 2010-03-03 | 福特环球技术公司 | Method and device for evaluating the driving style of a driver in a motor vehicle with respect to the use of fuel |
| DE102008055656A1 (en) * | 2008-11-03 | 2010-05-06 | Parthy, Kai, Dipl.-Ing. | Driving style and relative fuel consumption measuring device for e.g. bus, displays, calculates and stores individual value and average value of measured positive or negative acceleration characteristic of single or multiple trips |
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