Abstract: An artificial engine sound control unit which controls an artificial engine sound which is emitted from a sounding body which is provided at an electric vehicle whose at least a part of drive power is generated by an electric motor, to outside; comprising a speed region determination part which determines a speed region of the electric vehicle and an artificial engine sound generating part, when the speed region determination part determines such that the electric motor of the electric vehicle can be energized and the electric vehicle is stopped, the artificial engine sound generating part controls so as for the sounding body to emit an artificial engine sound, and the artificial engine sound generating part detects such that the electric vehicle comes close to a start running mode, then the artificial engine sound generating part controls the artificial engine sound which is emitted from the sounding body.

Abstract: A host unit 3 includes a display-side communication section 30 for carrying out communication with a camera unit 2; a display control section 33 for displaying on a display panel 34 an image or video taken with an image sensor 20, which is received from the camera unit 2 via the display-side communication section 30, in accordance with a display video parameter that prescribes image quality of the image or video to be displayed on the display panel 34; and a display video parameter control section 31 for controlling, when receiving a control instruction from a camera video parameter alteration extraction section 23 via the display-side communication section 30, the display video parameter according to the altered contents of the camera video parameter, wherein the display video parameter corresponds to the camera video parameter the control instruction designates.

Abstract: An environment estimation apparatus includes an image area dividing unit for dividing a camera image taken with a vehicle camera into a plurality of image areas, a camera image information extracting unit for extracting, from an image area that has the sky taken and is acquired from among the plurality of image areas undergoing the division by the image area dividing unit, image information indicating features of the image area, and an environment estimation unit for estimating, from the image information extracted by the camera image information extracting unit, the weather or intensity of light of a surrounding environment by referring to corresponding data indicating the correspondence between the features of the image area and the weather or the intensity of light of the surrounding environment.

Abstract: An electric moving body alarm sound control device that does not generate alarm sound more than necessary nor less than necessary is provided in electric moving bodies, such as hybrid vehicles and electric vehicles, excellent in quietness. An electric moving body alarm sound control device comprises an electric moving body noise detection unit that detects noise the electric moving body generates by itself; an electric moving body noise level comparison determination unit that determines the noise level the electric moving body generates, based on the detection signal detected by the electric moving body noise detection unit; and an alarm sound volume level control unit that takes control of the volume level of alarm sound a sound-emitting unit emits, based on the determination result by the electric moving body noise level comparison determination unit.

Abstract: A driving assist apparatus acquires vehicle information which includes a gear state and speed of a vehicle; judges a state of preparing for movement, a state of starting movement, and a state during movement; generates a wide-angle image that is an image that can see a wide range although having distortion when the vehicle state is the state of preparing for movement or the state of starting movement; and generates a no-distortion image that is an image in which the distortion due to the lens shape and the distortion by the projection system are eliminated from the camera image when the vehicle state is the state during movement.

Abstract: An object is to provide an imaging system for taking an image of a subject with high reproducibility. It includes an imaging device for taking a picture in accordance with imaging conditions which are set values concerning imaging, a display device for displaying the image taken with the imaging device in accordance with display conditions which are set values concerning display, and an imaging condition decision unit for determining imaging conditions corresponding to the display conditions. When the display device alters the display conditions, the imaging condition decision unit determines the imaging conditions corresponding to the display conditions after the alteration, and the imaging device alters the imaging conditions stored in an imaging condition altering unit to the imaging conditions the imaging condition decision unit determines.

Abstract: An object is to provide a parking assistance apparatus capable of readily generating a guide line image showing guide lines used as targets when a vehicle is parked. On the basis of guide line interval information on intervals among guide lines and attachment information indicating attachment position and angle of a camera with respect to a vehicle, the parking assistance apparatus generates guide line information on positions of the guide lines set on the parking plane in a camera image and displays an image in which the guide lines are set on the parking plane on the basis of a guide line image generated from the guide line information and a camera image.

Abstract: A camera distance measurement device displays an image in which a plurality of graduation lines which are arranged in the form of a grid with respect to a vehicle is superimposed on a camera image which is captured by a camera mounted to the vehicle on a display unit, and estimates a distance in a direction of the width of the vehicle, and a distance in a direction of the capturing by the camera from a unit distance defined for each grid side of the graduation lines.

Abstract: Because a vehicle rear view monitoring device changes the detection threshold level of each of distance sensors 4-1 to 4-4 to change horizontal and vertical detection areas and a bearing resolution, determines the display position of an obstacle mark 16 from the distances to an obstacle 15 detected by the plurality of distance sensors 4-1 to 4-4, and amplitude information about the amplitude of a reflected wave from the obstacle, and overlays the obstacle mark 16 on the obstacle 15 by using an overlay unit 17, the vehicle rear view monitoring device improves the degree of positional precision of the overlay of the obstacle mark on the obstacle displayed on a captured image.

Abstract: A vehicle surroundings monitoring device carries out a position mapping process of expressing a positional relationship in the detection ranges of distance sensors 2 for detecting an obstacle 100 by coordinates on a camera image captured by a camera unit 3 having an image capture range in the surroundings of a vehicle, derives transformation parameters used for carrying out a mapping transformation in such a way that the obstacle detected by the distance sensors 2 is placed at a predetermined position on the camera image on which the position mapping process has been carried out, and carries out an image transformation on the camera image by using the transformation parameters in such a way that the obstacle is placed at the predetermined position.

Abstract: A driving assist device detects the position of a vehicle 13 in a direction of the width of a road by using both distance data on both right and left sides of the vehicle and road width data on the width of the road, specifies distance data having a time-varying change equal to or larger than a predetermined threshold from among the distance data showing the vehicle position detected to correct the vehicle position in such a way that the vehicle position is shown by the distance data from which the distance data specified are removed when the travelling path of the vehicle 13 shows a straight ahead movement, determines the travelling state of the vehicle 13 from a time-varying change of the vehicle position corrected, and notifies a content according to the travelling state determined.

Abstract: A navigation device calculates the distance difference between the position of a vehicle which is map-matched onto a road link, and the position acquired by perpendicular-mapping the actual position of the vehicle at a branch point onto the above-mentioned road link from the lane width K of a road lane along which the vehicle had been traveling before making a turn at the branch point, the lane width N of a road lane along which the vehicle has been traveling after making the turn, and the lane number B of the road lane before the branch point, the lane number A of the road lane after branch point, and the turning angle ? of the vehicle at the branch point, so as to correct the vehicle position in such a way that the vehicle position is the above-mentioned perpendicular-mapped position.

Abstract: An artificial engine sound control unit which controls an artificial engine sound which is emitted from a sounding body which is provided at an electric vehicle whose at least a part of drive power is generated by an electric motor, to outside; comprising a speed region determination part which determines a speed region of the electric vehicle and an artificial engine sound generating part, when the speed region determination part determines such that the electric motor of the electric vehicle can be energized and the electric vehicle is stopped, the artificial engine sound generating part controls so as for the sounding body to emit an artificial engine sound, and the artificial engine sound generating part detects such that the electric vehicle comes close to a start running mode, then the artificial engine sound generating part controls the artificial engine sound which is emitted from the sounding body.

Abstract: An audio system includes a key input section and a microcomputer, and enables playback volume level control that will meet the demand of a user. The key input section inputs a selection instruction for selecting one of a plurality of sound sources in response to a manipulation. The microcomputer 6, in cooperation with a level adjusting ratio setting library, a level adjusting pattern generator and a volume adjuster, selects the sound source designated by the selection instruction, calculates the level difference ?P between the playback volume level of the sound data of the current piece of music and that of the next piece of music of the selected sound source, and adjusts the playback volume level of the next sound data in accordance with an adjusting ratio corresponding to the level difference.

Abstract: A navigation device calculates the distance difference between the position of a vehicle which is map-matched onto a road link, and the position acquired by perpendicular-mapping the actual position of the vehicle at a branch point onto the above-mentioned road link from the lane width K of a road lane along which the vehicle had been traveling before making a turn at the branch point, the lane width N of a road lane along which the vehicle has been traveling after making the turn, and the lane number B of the road lane before the branch point, the lane number A of the road lane after branch point, and the turning angle ? of the vehicle at the branch point, so as to correct the vehicle position in such a way that the vehicle position is the above-mentioned perpendicular-mapped position.

Abstract: A content playback device extracts pieces of additional information from a musical piece database 2 to create an order list 3 in which the pieces of additional information are listed in a playback order of tracks, selects and extracts pieces of additional information to be listed in the order list 3 from identical content data recorded into a plurality of types of recording media 5 according to priority levels based on the access times required to access the recording media 5 respectively, and plays back musical piece data recorded in the recording media 5 in the playback order of the order list 3 on the basis of track paths acquired from the musical piece database 2.

Abstract: A content playback device selects a region of pieces of additional information of contents to be played back in a random order in an order list 3, sets pieces of item information of additional information to be arranged in the order list 3 in the random order within the set region of pieces of additional information, and arranges the pieces of additional information in the order list 3 in a random playback order on the basis of the pieces of item information set within the above-mentioned region of pieces of additional information so as to play back content data recorded into recording media 5.

Abstract: A location information exchange apparatus includes an information acquisition unit 4 for acquiring point information indicating an exchange point whose location is to be exchanged from a map database 6 according to an instruction from outside the apparatus; an information conversion unit 3 for converting this point information into location information comprised of specific point information 3 indicating a specific point which exists in common among map databases and related information 9 indicating a relative location with respect to this specific point; and a communications unit 2 for transmitting point exchange information 29 including the location information to outside the apparatus.

Abstract: A music device includes a characteristic extraction means 103 for extracting two or more characteristics included in music information from this music information, image generating means 105 to 111 each for generating an image which has variations which differ dependently upon each of the two or more characteristics extracted by the characteristic extraction means, and a monitor 112 for displaying the images generated by the image generating means.

Abstract: An image transmission apparatus receives a request for transmission of an image source from either one of a plurality of monitors (109 to 112) having respective inherent addresses by way of a common cable (108) via which the image transmission apparatus is connected with the plurality of monitors, analyzes both requested image source identification information indicating the requested image source and a monitor address, which are associated with the image source transmission request, refers to a storage unit (107) for storing one or more arrays each indicating a correspondence between one of a plurality of image sources and one or more monitor addresses based on analysis results, and transmits the requested image source to the monitor while adding corresponding monitor addresses to the image source.