1. A detection device comprising:
a setting component that, in a photoelectric conversion element group that is intended for photoelectric conversion elements where plural photoelectric conversion pixels are arrayed at least in one direction and that has a predetermined reading width as a result of plural photoelectric conversion elements being arrayed in the one direction, sets, as an initial setting and in joints between the photoelectric conversion elements, interpolation pixels that are interpolated by reading information that surrounding photoelectric conversion pixels have read;
a measuring component that measures joint quantities between the photoelectric conversion elements that are dependent on precision when arraying the plural photoelectric conversion elements;
an accumulating component that accumulates error quantities of the joints that are obtained from the joint quantities that have been measured by the joint quantity measuring component and a reference quantity;
a determining component that determines whether or not the accumulated error quantity in the joint error quantity accumulating component has exceeded an allowable range; and
an increasingdecreasing component that increasesdecreases, on the basis of a direction of error, interpolation pixels between specific photoelectric conversion elements when it has been determined by the determining component that the accumulated error quantity in the joint error quantity accumulating component has exceeded the allowable range.
2. The detection device of claim 1, wherein the joint quantity measuring component measures the joint quantities between the photoelectric conversion elements on the basis of a difference between reading information of reference images that photoelectric conversion elements adjacent to each other on either sides of the joints have read.
3. The detection device of claim 1, wherein the interpolation pixel initial setting component sets, as the initial setting, one interpolation pixel each uniformly between the photoelectric conversion elements.
4. The detection device of claim 1, wherein the detection device offsets the allowable range and then resumes accumulating the joint error quantities after increasingdecreasing the interpolation pixels.
5. The detection device of claim 1, wherein spaces between the specific photoelectric conversion elements where the interpolation pixels are increaseddecreased are, of spaces between the photoelectric conversion elements that become accumulation targets of the joint error quantities from after the detection device starts or resumes accumulation to until the joint error quantities exceed the allowable range, spaces between photoelectric conversion elements where an error is largest by itself.
6. An image reading control device comprising:
a detection device including:
a setting component which, in a photoelectric conversion element group that is intended for photoelectric conversion elements where plural photoelectric conversion pixels are arrayed at least in one direction and which has a predetermined reading width as a result of plural photoelectric conversion elements being arrayed in the one direction, sets, as an initial setting and in joints between the photoelectric conversion elements, interpolation pixels that are interpolated by reading information that surrounding photoelectric conversion pixels have read;
a measuring component that measures joint quantities between the photoelectric conversion elements that are dependent on precision when arraying the plural photoelectric conversion elements;
an accumulating component that accumulates error quantities of the joints that are obtained from the joint quantities that have been measured by the joint quantity measuring component and a reference quantity;
a determining component that determines whether or not the accumulated error quantity in the joint error quantity accumulating component has exceeded an allowable range; and
an increasingdecreasing component that increasesdecreases, on the basis of a direction of error, interpolation pixels between specific photoelectric conversion elements when it has been determined by the determining component that the accumulated error quantity in the joint error quantity accumulating component has exceeded the allowable range,
wherein the image reading control device uses the detection device to detect image information of an image recorded on a planar medium and store or output the detected image information as electric information or magnetic information.
7. The image reading control device of claim 6, wherein the joint quantity measuring component measures the joint quantities between the photoelectric conversion elements on the basis of a difference between reading information of reference images that photoelectric conversion elements adjacent to each other on either sides of the joints have read.
8. The image reading control device of claim 6, wherein the interpolation pixel initial setting component sets, as the initial setting, one interpolation pixel each uniformly between the photoelectric conversion elements.
9. The image reading control device of claim 6, wherein the detection device offsets the allowable range and then resumes accumulating the joint error quantities after increasingdecreasing the interpolation pixels.
10. The image reading control device of claim 6, wherein spaces between the specific photoelectric conversion elements where the interpolation pixels are increaseddecreased are, of spaces between the photoelectric conversion elements that become accumulation targets of the joint error quantities from after the detection device starts or resumes accumulation to until the joint error quantities exceed the allowable range, spaces between photoelectric conversion elements where an error is largest by itself.
11. A storage medium readable by a computer, the storage medium storing a program of instructions executable by the computer to perform a function for error correction of a detection device, the function comprising the steps of:
in a photoelectric conversion element group that is intended for photoelectric conversion elements where plural photoelectric conversion pixels are arrayed at least in one direction and which has a predetermined reading width as a result of plural photoelectric conversion elements being arrayed in the one direction, setting, as an initial setting and in joints between the photoelectric conversion elements, interpolation pixels that are interpolated by reading information that surrounding photoelectric conversion pixels have read;
measuring joint quantities between the photoelectric conversion elements that are dependent on precision when arraying the plural photoelectric conversion elements;
accumulating error quantities of the joints that are obtained from the joint quantities that have been measured and a reference quantity;
determining whether or not the accumulated error quantity has exceeded an allowable range; and
increasingdecreasing, on the basis of a direction of error, interpolation pixels between specific photoelectric conversion elements when it has been determined by the determination result that the accumulated error quantity has exceeded the allowable range.
12. The storage medium of claim 11, wherein the function measures the joint quantities between the photoelectric conversion elements on the basis of a difference between reading information of reference images that photoelectric conversion elements adjacent to each other on either sides of the joints have read.
13. The storage medium of claim 11, wherein the function sets, as the initial setting, one interpolation pixel each uniformly between the photoelectric conversion elements.
14. The storage medium of claim 11, wherein the function offsets the allowable range and then resumes accumulating the joint error quantities after increasingdecreasing the interpolation pixels.
15. The storage medium of claim 11, wherein spaces between the specific photoelectric conversion elements where the interpolation pixels are increaseddecreased are, of spaces between the photoelectric conversion elements that become accumulation targets of the joint error quantities from after the function starts or resumes accumulation to until the joint error quantities exceed the allowable range, spaces between photoelectric conversion elements where an error is largest by itself.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A vehicle headway maintenance assist system comprising:
a preceding vehicle detection section configured to detect a headway distance between a host vehicle and a preceding vehicle;
a reaction force generating section configured to generate a reaction force to be applied to an accelerator based on the headway distance detected by the preceding vehicle detection section; and
a control section configured to control a relationship between a driving force and an accelerator actuation amount by a driver to increase the accelerator actuation amount at a time before the reaction force generating section generates the reaction force.
2. The vehicle headway maintenance assist system according to claim 1, wherein
the control section is configured to reduce a target driving force with respect to the accelerator actuation amount when the increase in the accelerator actuation amount occurs.
3. The vehicle headway maintenance assist system according to claim 1, wherein
the control section is configured to set an offset amount of the accelerator actuation amount associated with the increase in the acceleration actuation amount.
4. The vehicle headway maintenance assist system according to claim 3, wherein
the control section is configured to change a target driving force to zero when the accelerator actuation amount is less than the offset amount.
5. The vehicle headway maintenance assist system according to claim 3, wherein
the control section is configured to change a magnitude of the offset amount in accordance with a running condition of the host vehicle.
6. The vehicle headway maintenance assist system according to claim 1, wherein
the control section is further configured to prohibit changing the relationship between the driving force and the acceleration actuation amount when the accelerator actuation amount has exceeded a prescribed value.
7. The vehicle headway maintenance assist system according to claim 1, further comprising
a running condition detection section configured to calculate an approach rate between the host vehicle and the preceding vehicle based on the headway distance detected by the preceding vehicle detection section; and
wherein the control section is configured to change a relationship between a target driving force and the accelerator actuation amount so that the target driving force decreases with respect to the accelerator actuation amount as the approach rate increases.
8. The vehicle headway maintenance assist system according to claim 1, further comprising
a running condition detection section configured to detect at least one of a vehicle speed, a rotational speed of an output shaft of the drive source, a state of a transmission for reducing and transmitting a speed of the output of the drive source to a drive wheel, and a road surface inclination as a running condition that is used by the control section to control the relationship between the driving force and the accelerator actuation amount.
9. The vehicle headway maintenance assist system according to claim 1, wherein
the control section is configured to change a target driving force.
10. The vehicle headway maintenance assist system according to claim 1, wherein
the control section is configured to change the accelerator actuation amount and provide a compensated accelerator actuation amount for use in determining a target driving force.
11. The vehicle headway maintenance assist system according to claim 1, further comprising
a running condition detection section configured to determine whether the reaction force generating section is in an operable state; and
wherein the control section is configured to increase the accelerator actuation amount when the running condition detection section has determined that the reaction force generating section is in an operable state.
12. The vehicle headway maintenance assist system according to claim 1, further comprising
a running condition detection section configured to determine whether the host vehicle and the preceding vehicle are in a prescribed positional relationship detected by the preceding vehicle detection section; and
wherein the control section is further configured to increase the accelerator actuation amount when the running condition detection section has determined that the host vehicle and the preceding vehicle are in the prescribed positional relationship.
13. The vehicle headway maintenance assist system according to claim 1, further comprising
a running condition detection section configured to detect at least one of a vehicle speed, a path of the preceding vehicle, and a relative speed between the host vehicle and the preceding vehicle as a detected condition that is used by the control section to control the relationship between the driving force and the accelerator actuation amount; and
a drive source control section configured to change a return rate of change of a target driving force when the control section returns the accelerator actuation amount to a value before the increase.
14. The vehicle headway maintenance assist system according to claim 1, further comprising
a drive source control section configured to set a return rate of change of a target driving force when the control section returns the accelerator actuation amount to a value before the increase, with the return rate of change of the target driving force being less than a compensating rate of change of the target driving force that occurred when the control section caused the increase in the accelerator actuation amount.
15. A vehicle headway maintenance assist system comprising:
preceding vehicle detection means for detecting a headway distance between a host vehicle and a preceding vehicle;
actuation reaction force generation means for generating a reaction force to be applied to an accelerator based on the headway distance detected by the preceding vehicle detection means; and
control means for controlling a relationship between a driving force and an accelerator actuation amount by a driver to increase the accelerator actuation amount at a time before the actuation reaction force generating means generates the reaction force.
16. The vehicle headway maintenance assist system according to claim 15, wherein
the control means reduces a target driving force with respect to the accelerator actuation amount when the increase in the accelerator actuation amount occurs.
17. The vehicle headway maintenance assist system according to claim 15, wherein
the control means sets an offset amount of the accelerator actuation amount associated with the increase in the acceleration actuation amount.
18. A vehicle headway maintenance assistance method comprising:
detecting a headway distance between a host vehicle and a preceding vehicle;
generating a reaction force to be applied to an accelerator based on the headway distance detected; and
controlling a relationship between a driving force and an accelerator actuation amount by a driver to increase the accelerator actuation amount at a time before the reaction force is generated.
19. The method according to claim 18, further comprising
reducing a target driving force with respect to the accelerator actuation amount when the increase in the accelerator actuation amount occurs.
20. The method according to claim 18, further comprising
setting an offset amount of the accelerator actuation amount associated with the increase in the acceleration actuation amount.