CN101162529B - Vehicle movement recorder and recording method thereof - Google Patents
Vehicle movement recorder and recording method thereof Download PDFInfo
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- CN101162529B CN101162529B CN2006101321912A CN200610132191A CN101162529B CN 101162529 B CN101162529 B CN 101162529B CN 2006101321912 A CN2006101321912 A CN 2006101321912A CN 200610132191 A CN200610132191 A CN 200610132191A CN 101162529 B CN101162529 B CN 101162529B
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Abstract
The invention provides a vehicle movement recorder and a recording method thereof, which are applied to a vehicle to record the movement video data of the vehicle, and comprise: the storage device is used for storing the mobile audio-video data of the vehicle; the video and audio extracting device is used for extracting the mobile video and audio of the vehicle; the encoder is used for encoding the mobile audio and video extracted by the audio and video extraction device into mobile audio and video data; the sensor is used for sensing the shaking degree of the vehicle and taking the shaking degree as one of the attribute information of the mobile audio-video data; and the controller is connected with the storage device, the audio-video extraction device, the encoder and the sensor and used for judging and deleting part of the mobile audio-video data in the specified range stored in the storage device according to the attribute information of the mobile audio-video data so as to generate a storage space for continuously recording new mobile audio-video data.
Description
Technical field
The application is about a kind of transportation means mobile recorder, refers to a kind of transportation means mobile recorder with audio-visual writing function especially.
Background technology
The day by day universal quality of the life that has promoted people of the vehicles, but also produced many problems, for example, along with the progress of auto industry, the popularity rate of automobile improves in recent years, and the traffic hazard that the improper driving of driver is produced also increases relatively.Usually, after traffic hazard takes place, often be difficult for reason and traffic accident responsibility that the judgement accident takes place, which is right and which is wrong is that the accident both sides respectively say each mostly, and being difficult to tangible proof can provide traffic-police, identify reason and traffic accident responsibility that office or law court's judgement accident take place.At present, general mode is stayed on-the-spot various states after taking pictures the recording traffic accident to take place, so, and in the future only can be according to the reason of sheet data judgement accident generation, and can't reappear at that time situation fully, for finding out that the true cause that traffic hazard takes place helps limited.
Road speed, running distance, the direct of travel of other vehicle and state of traffic signals at that time or the like takes place in traffic hazard, be to reappear traffic hazard the very important data of situation at that time takes place, but often obtain being difficult to afterwards, be very helpful to finding out the reason that traffic hazard takes place so write down the transportation means mobile recorder of these data during driving.Certainly, some data is to come record in the mode of image, for example: the direct of travel of other vehicle and state of traffic signals or the like.Yet, as known to have a document image function transportation means mobile recorder need the memory storage of storing image data, hard disk etc. for example, image in the time of could intactly writing down driving, the memory headroom shared owing to view data is very big, so the memory capacity of memory storage must be sufficient, for example wanting to store at least, 24 hours view data just reaches, but relative, the cost of transportation means mobile recorder will improve.Moreover, when big again memory storage also has memory space inadequate,, can only change or increase memory storage, otherwise be not need or view data of a specified duration excessively in the deletion memory storage in order to continue storing image data.
Usually, memory storage is arranged in the transportation means mobile recorder, if the user thinks to store in addition the view data in the transportation means mobile recorder, then need memory storage by taking out in the transportation means mobile recorder, and after receiving reading device, just the view data in the memory storage can be duplicated out, very inconvenient in the use.
Some images when general transportation means mobile recorder is driven a vehicle with regard to opening entry when vehicle launch, record vehicle stops always, transportation means mobile recorder just can stop record, so the view data that known memory storage write down is a plurality of long image files mostly.In case when the memory device stores insufficient space, then must delete some image files, the image the when storage space that just can vacate part continues to write down driving.And the view data of traffic hazard and user are taken place and are wanted the often sub-fraction in the image file just of the view data that keeps in when driving, for example perhaps has only the view data that traffic hazard takes place when ten minutes being driving in eight hours the image file, same, sometimes the user wants that the view data that keeps also is the sub-fraction in the image file, if but will keep and reach a for example entire image file of eight hours in order to keep this view data, and in memory storage, occupy a large amount of storage spaces, so will reduce the service efficiency of memory storage greatly, and the needed storage space of memory storage is increased, improve the cost of transportation means mobile recorder relatively.
Certainly, because the time of driving is different in size, whenever the problem of memory space inadequate all may take place, so whether the user needs the storage space of running audit memory storage enough, if forgotten inspection, when in just in case travel memory space inadequate taking place, drive to carry out the action of deleted image file, will cause very big harm to the traffic safety of driving like this while drive to get probably.
Therefore, how developing a kind of transportation means mobile recorder and its recording method that above-mentioned known technology lacks that improve, is the problem that presses for solution at present.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of transportation means mobile recorder, it has the movable video-audio data function of recording vehicle, though use the memory storage of limited storage space, but the moving image data of recording vehicle for a long time, and when moving, the vehicles can not stop document image and audio-frequency information because of memory space inadequate, the storage space of expanded storage and duplicate the movable video-audio data file more easily, and the user more can install voluntarily, proofreaies and correct and remove.
Another object of the present invention is to provide a kind of recording method of transportation means mobile recorder, this method is utilized finite storage space, write down real-time video-audio data, judge the video-audio data that must keep, the video-audio data that reservation must be stored, the video-audio data that judgement can be deleted or need not be kept, make transportation means mobile recorder can in finite storage space, carry out the record of movable video-audio data incessantly, can not stop record because of memory space inadequate.For achieving the above object, of the present invention one than the broad sense embodiment for a kind of transportation means mobile recorder is provided, be applied to the movable video-audio data of the vehicles with recording vehicle, it comprises: memory storage, in order to the movable video-audio data of the storage vehicles; AV extracting device is used to extract the movable video-audio of the vehicles; Scrambler is used for the movable video-audio that AV extracting device is extracted is encoded to the movable video-audio data; Sensor is used for the shaking degree of the sensing vehicles, with as one of them of the attribute information of movable video-audio data; And controller, be connected in memory storage, AV extracting device, scrambler and sensor, with attribute information according to the movable video-audio data, judge that deletion has been stored in the interior part movable video-audio data of specified scope in the memory storage, thereby produce storage space to continue the new mobile movable video-audio data of record.
Aforesaid transportation means mobile recorder, wherein whether this controller rocks bearing value less than one by this shaking degree of judging this sensor institute sensing, and the decision deletion has been stored in the interior part movable video-audio data of specified scope in this memory storage, produce storage space to continue the new movable video-audio data of record, and when this controller when this shaking degree of judging this sensor institute sensing is rocked bearing value more than or equal to this, keep the movable video-audio data in the specified scope.
Aforesaid transportation means mobile recorder, wherein this attribute information also comprises the read-only property of these part movable video-audio data of this specified scope, it is read-only to judge by this controller whether these part movable video-audio data that have been stored in this specified scope in this memory storage are set to, and decision keeps these part movable video-audio data in this specified scope.
Aforesaid transportation means mobile recorder also comprises an input media, is connected in this controller, in order to import data or to set this transportation means mobile recorder; Perhaps also comprise a code translator, be connected in this controller, in order to will be stored in this movable video-audio data decoding of this memory storage.
Aforesaid transportation means mobile recorder, also comprise a video-audio playing device, be connected in this controller, be used for image and/or audio-frequency information output with these movable video-audio data after this decoder for decoding, wherein this video-audio playing device comprises an image acquiring apparatus, be connected in this controller, in order to extract the mobile image of these vehicles; And an audio signal reception device, be connected in this controller, be used to extract the mobile audio frequency of these vehicles.
Aforesaid transportation means mobile recorder, also comprise an output/incoming interface, be connected in this controller, to be used to connect an external memory to increase storage space, these movable video-audio data are duplicated or exported to this external memory, utilize this output/incoming interface refresh routine and/or be connected with a personal computer, wherein this output/incoming interface is USB (universal serial bus) or 1394 interfaces, and this external memory is Portable hard disk, electronic cards or storage card.
Aforesaid transportation means mobile recorder, also comprise an audio-visual output interface, be connected in this controller, show in order to this moving image data is exported to an external display, wherein this audio-visual output interface be the set formed of the audio-visual terminal of composite video signal, computer digit demonstration terminal, computer simulation show terminal, aberration terminal, independent vide signal terminal and its combination one of them.
Aforesaid transportation means mobile recorder, wherein this memory storage be selected from set that flash memory, hard disk and micro hard disk form one of them, and the method for attachment between this image acquiring apparatus and this controller is wireless transmission or wire transmission mode.
Aforesaid transportation means mobile recorder, wherein this AV extracting device has a stationary installation, with this AV extracting device is fixed on these vehicles.
For achieving the above object, of the present invention another than the broad sense embodiment for a kind of recording method of transportation means mobile recorder is provided, be applied to the vehicles, this method comprises the following step: (a) set up a file space in memory storage, movable video-audio data file in order to the storage vehicles, wherein the movable video-audio data file comprises data management information unit and a plurality of video-audio datas unit, each video-audio data is independently of one another, and the data management information unit comprises a plurality of attribute informations of video-audio data unit; (b) storage space of the video-audio data unit of searching blank, if there is not the storage space of blank video-audio data unit, then a plurality of attribute informations of the video-audio data unit that is comprised according to the data management information unit are judged the storage space of the video-audio data unit of preferential deletion, and delete the storage space of the video-audio data unit of at least one non-blank-white; And the storage space that (c) the movable video-audio data is write blank or deleted video-audio data unit.
The recording method of aforesaid transportation means mobile recorder also comprises step:
(d) judge whether to stop to write the movable video-audio data; And
(e) whether the storage space of judging this video-audio data unit write uses, if this storage space has used the step of the storage space of then seeking this blank video-audio data unit, if this storage space does not use and then carries out the step that data write.
The recording method of aforesaid transportation means mobile recorder, wherein these movable video-audio data of this step (c) write the step of encoding before this storage space of blank or deleted this video-audio data unit.
The recording method of aforesaid transportation means mobile recorder, wherein this step (a) also comprises the step of rocking bearing value of setting date, setting-up time, the audio-visual form of setting and/or setting this vehicles shaking degree of sensor sensing before.
The recording method of aforesaid transportation means mobile recorder, wherein this step (a) comprises the following steps:
(a1) whether the storage space of judging this memory storage has enough storage spaces;
(a2) if the storage space of this memory storage is enough then set up this document space in this memory storage; And
(a3) this movable video-audio data file of these vehicles of initialization, make this movable video-audio data file comprise this data management information unit and described a plurality of video-audio datas unit, each this video-audio data is independently of one another, and this data management information unit comprises a plurality of attribute informations of this video-audio data unit.
The recording method of aforesaid transportation means mobile recorder, wherein this attribute information of this video-audio data unit comprise set that the read-only property of data value, these movable video-audio data of this vehicles shaking degree of sensor institute sensing, date and time that these movable video-audio data are write down and its combination form one of them, and wherein this step (b) also comprises step: whether this shaking degree of judging these vehicles of this sensor institute sensing rocks bearing value less than one, with the storage space of this video-audio data unit of at least one non-blank-white of decision deletion.
The recording method of aforesaid transportation means mobile recorder, wherein this step (b) also comprises step: whether this shaking degree of judging these vehicles of this sensor institute sensing rocks bearing value more than or equal to this, to keep the movable video-audio data in the specified scope that has been stored in memory storage.
The recording method of aforesaid transportation means mobile recorder, wherein this step (b) also comprises step: it is read-only to judge whether these movable video-audio data that have been stored in the specified scope in this memory storage are set to, with these movable video-audio data in this specified scope of decision reservation.
The recording method of aforesaid transportation means mobile recorder, wherein this step (c) also comprises step: this attribute information of this video-audio data unit is stored in this data management information unit.The present invention utilizes the attribute information of the vehicles, the decision deletion has been stored in the movable video-audio data of a part in the memory storage, produce enough storage spaces storing new movable video-audio data, thus the problem of the memory space inadequate of transport solution instrument mobile recorder.
Description of drawings
Fig. 1 is the transportation means mobile recorder inside structure block schematic diagram of the preferred embodiment of the present invention.
Fig. 2 is applied to the structural representation of an exemplary vehicle interior for showing transportation means mobile recorder of the present invention.
Fig. 3 is for carrying out the main schematic flow sheet of transportation means mobile recorder moral of the preferred embodiment of the present invention.
Fig. 4 is for carrying out the schematic flow sheet of setting pattern.
Fig. 5 sets up the schematic flow sheet of pattern for execute file.
Fig. 6 is the synoptic diagram of movable video-audio content data file.
Fig. 7 is the schematic flow sheet of executive logging pattern.
Fig. 8 is for carrying out the schematic flow sheet of read-only setting pattern.
Fig. 9 is for carrying out the schematic flow sheet of read mode.
Wherein, description of reference numerals is as follows:
1: transportation means mobile recorder 10: memory storage
11: AV extracting device 12: scrambler
13: sensor 14: controller
15: input media 16: code translator
17: video-audio playing device 171: display
172: loudspeaker 111: image acquiring apparatus
112: audio signal reception device 18: output/incoming interface
19: audio-visual output interface 20: real clock
3: external display 6: the movable video-audio data file
61: data management information unit 62: the video-audio data unit
M1: set pattern M2: file is set up pattern
M3: logging mode M4: read-only setting pattern
M5: read mode
S11～S15: the flow process of carrying out vehicles movable video-audio register of the present invention
M11～M15: the flow process of carrying out the setting pattern
M21～M23: execute file is set up the flow process of pattern
M31～M36: the flow process of executive logging pattern
M41～M42: the flow process of carrying out read-only setting pattern
M51～M55: the flow process of carrying out read mode
Embodiment
Some exemplary embodiments that embody feature of the present invention and advantage will be described in detail in the explanation of back segment.Be understood that the present invention can have various variations on different schemes, its neither departing from the scope of the present invention, and explanation wherein and icon ought explain use in itself, but not in order to restriction the present invention.
See also Fig. 1, it is the transportation means mobile recorder inside structure block schematic diagram of the preferred embodiment of the present invention.As shown in Figure 1, transportation means mobile recorder 1 of the present invention is mainly used in vehicles, for example automobile, train, fast freight etc., but not as limit, to be used for recording vehicle in running movable video-audio data.Transportation means mobile recorder 1 of the present invention comprises memory storage 10, at least one AV extracting device 11, scrambler 12, at least one sensor 13 and controller 14.Wherein memory storage 10 is used to store the movable video-audio data of the vehicles, AV extracting device 11 is used to extract the mobile image and/or the audio-frequency information of the vehicles, mobile image and/or coded audio information that scrambler 12 is used for AV extracting device 11 is extracted are these movable video-audio data, and sensor 13 is used for the shaking degree of the sensing vehicles, with as one of them of the attribute information of these movable video-audio data.In addition, controller 14 is connected in memory storage 10, AV extracting device 11, scrambler 12 and sensor 13, with attribute information according to the movable video-audio data, judge that deletion has been stored in the interior part movable video-audio data of specified scope in the memory storage 10, thereby produce storage space to continue the new movable video-audio data of record.For example, controller 14 can judge whether the shaking degree of 13 sensings of sensor rocks bearing value less than one, and the decision deletion has been stored in the interior movable video-audio data of specified scope in the memory storage 10, thereby produces storage space to continue the new movable video-audio data of storage.In addition, when controller 14 in the shaking degree of judging 13 sensings of sensor when rocking bearing value, then keep the movable video-audio data in the specified scope, thereby be convenient to the verification and the judgement of traffic hazard occurrence cause and attribution of liability.
In some embodiment, transportation means mobile recorder 1 of the present invention also comprises input media 15, be connected in controller 14, to be used to importing data or to set this transportation means mobile recorder 1, wherein setting this transportation means mobile recorder 1 comprises, for example set this and rock bearing value, be set in the specified scope time of this shaking degree movable video-audio data of required reservation when rocking bearing value more than or equal to this, set audio-visual form, setting section movable video-audio data are read-only or remove read-only, set sampling rate, set compressed format or its combination etc., and not as limit.In other embodiment, transportation means mobile recorder 1 of the present invention also comprises code translator 16, connects this controller 14, in order to will be stored in the movable video-audio data decoding of memory storage 10.In addition, transportation means mobile recorder 1 of the present invention also comprises a video-audio playing device 17, this video-audio playing device 17 comprises for example display 171 and/or loudspeaker 172, be connected to controller 14, to be used for image and/or audio-frequency information output with the movable video-audio data of code translator 16 decodings.In some embodiment, this AV extracting device 11 comprises image acquiring apparatus 111 and/or audio signal reception device 112, this image acquiring apparatus 111 is connected in controller 14, in order to extract the mobile image of the vehicles, and this audio signal reception device 112 is connected in controller 14, to be used to extract the mobile audio-frequency information of the vehicles.
In some embodiment, transportation means mobile recorder 1 of the present invention also comprises an output/incoming interface 18, be connected in controller 14, to be used to connect an external memory (not icon) to increase storage space, the movable video-audio data are duplicated or exported to external memory, utilize output/incoming interface 18 refresh routines or are connected (not icon) with personal computer.Wherein, this output/incoming interface 18 can be for example USB (universal serial bus) or 1394 interfaces.In addition, this outside memory storage can be Portable hard disk, electronic cards or storage card, and not as limit.In some embodiment, transportation means mobile recorder 1 of the present invention also comprises an audio-visual output interface 19, is connected in controller 14, shows in order to this moving image data is outputed to an external display 3.Wherein, this audio-visual output interface 19 comprise set that the audio-visual terminal of composite video signal (AV terminal) for example, computer digit show that terminal (DVI), computer simulation show terminal (D-Sub), aberration terminal, independent vide signal terminal (S terminal) and its combination form one of them, and not as limit.In some embodiment, memory storage 10 be selected from set that flash memory (Flash), hard disk (Hard Disk) and micro hard disk (Micro Drive) formed one of them, but be preferred with the flash memory.In addition, the connected mode between AV extracting device 11 and the controller 14 can be the mode of wireless transmission for example or wire transmission.In some embodiment, transportation means mobile recorder 1 of the present invention also comprises a real clock 20, is connected in controller 14, so that temporal information to be provided.
See also Fig. 2, it shows that transportation means mobile recorder of the present invention is applied to the structural representation of an exemplary vehicle interior.As shown in Figure 2, the AV extracting device 11 of transportation means mobile recorder 1 of the present invention also comprises a stationary installation, sucker (not icon) for example, therefore the user can be easily be separately fixed at the position of for example front, rear, left and right of the vehicles by this stationary installation with AV extracting device 11, just can extract the ambient image and the audio frequency of these vehicles front, rear, left and right thus when the vehicles move.In addition, the user can also control this AV extracting device 11 to adjust focal length and/or direction.
Please consult Fig. 1 again, in some embodiment, when the movable video-audio data of transportation means mobile recorder 1 at recording vehicle, because the limited storage space of memory storage 10, therefore for transportation means mobile recorder 1 can being continued and lasting record movable video-audio data, whether controller 14 can rock bearing value less than one according to the shaking degree of the sensor 13 sensing vehicles and whether delete the movable video-audio data that a part has been stored in memory storage 10 with decision, just can produce enough storage spaces thus, store the movable video-audio data constantly in finite storage space.The shaking degree of utilizing the sensor 13 sensing vehicles mainly is because when usually the vehicles have an accident, the vehicles have collision and produce very big rocking, that is acceleration changes, so when the shaking degree of the vehicles surpasses to a certain degree, just having may be the time point that accident takes place greatly, therefore for to avoid controller 14 that the movable video-audio data of this part are deleted from memory storage 10, the movable video-audio data that then need to time point front and back setting range to take place keep, other parts then can be considered the storage area that can delete and cover in the memory storage 10, the important video-audio data deletion that therefore can write down the movable video-audio data constantly in finite storage space and be write down accident can not taken place the time.
Below further describe the executive mode and the flow process of transportation means mobile recorder 1 reality of the present invention.See also Fig. 3, it is the main schematic flow sheet of the transportation means mobile recorder of the execution preferred embodiment of the present invention.As shown in Figure 3, the mode of carrying out transportation means mobile recorder 1 of the present invention mainly comprises: setting pattern M1, file are set up five kinds of patterns such as pattern M2, logging mode M3, read-only setting pattern M4 and read mode M5, but not as limit.The user can select the pattern that will carry out, and simultaneously, display device 171 can show that these set the option of patterns, and so, the user just can clearly understand those functions, selection and setting means.In some embodiment, the step that judgement user selection will be carried out that pattern is as follows: at first, carry out step S11, judge whether the user has the execution of selection setting pattern M1, if there is selection then to carry out setting pattern M1, as if there not being then execution in step S12.Then, when the user does not select to carry out setting pattern M1, carry out step S12, judge whether the user has to select execute file to set up pattern M2, if select then execute file to set up pattern M2, if execution in step S13 then not.Then, when the user does not select execute file to set up pattern M2, carry out step S13, judge whether the user has the executive logging of selection pattern M3, if select then executive logging pattern M3, if there is not then execution in step S14.Afterwards, when the user does not select executive logging pattern M3, carry out step S14, judge whether the user has the read-only setting pattern M4 of the execution of selection, if there is selection then to carry out read-only setting pattern M4, if there is not then execution in step S15.At last, when the user does not select to carry out read-only setting pattern M4, carry out step S15, judge whether the user has to select to carry out read mode M5, if there is selection then to carry out read mode M5, if execution in step S11 then not, to repeat abovementioned steps.In some embodiment, the order that setting pattern M1, file are set up pattern M2, logging mode M3, read-only setting pattern M4 and read mode M5 does not limit.
See also Fig. 4, it is for carrying out the schematic flow sheet of setting pattern.As shown in Figure 4, at first, as step M11, set the step on date, the user can change the record date of transportation means mobile recorder 1 thus.Afterwards, as step M12, carry out the step of setting-up time, the user can change the time of transportation means mobile recorder 1 thus.Then, as step M13, set the step of picture format, the user can set and the moving image data of the vehicles will be recorded as any form thus, for example: MPEG1, MPEG2, MPEG4, WMV, RM or SD-Video form.Subsequently,, carry out the step of setting audio form as step M14, thus the user can setting audio the form of record for for example MPEG1, MPEG2, MPEG4, WMA or Linear PCM.At last,, set the step of rocking bearing value, can allow the user finish the setting of rocking bearing value thus as step M15.Certainly, the order of carrying out the process step of setting pattern M1 is variable, and not as limit.
See also Fig. 5, it sets up the schematic flow sheet of pattern for execute file.As shown in Figure 5, at first, carry out step M21, judge whether the storage space of memory storage 10 has enough storage spaces, if the memory space inadequate of memory storage 10 then ends file is set up pattern M2, if the storage space of memory storage 10 enough then then carries out step M22.Then, after the storage space of judging memory storage 10 is enough, carry out step M22, in this memory storage 10, set up a file space.Then, carry out step M23, the movable video-audio data file of these vehicles of initialization, wherein movable video-audio data file 6 comprises a data management information unit 61 and a plurality of video-audio datas unit 62 as shown in Figure 6 at least.Each video-audio data unit 62 of movable video-audio data file 6 is independent of each other, in order to the storage movable video-audio data that different time write down, for example: the mobile image and/or the audio-frequency information of the vehicles, and a plurality of attribute informations of 61 record video-audio data unit 62, data management information unit, for example: the read-only property of the data value of vehicles shaking degree, movable video-audio data and the date and time that the movable video-audio data are write down, but not as limit.
See also Fig. 7, it is the schematic flow sheet of executive logging pattern.As shown in Figure 7, the step of executive logging pattern is as follows: at first, carry out step M31, seek the storage space of blank video-audio data unit 62, if there is not the storage space of blank video-audio data unit 62, then carry out step M35.Afterwards, if the storage space that searches out blank video-audio data unit 62 is arranged, then carry out step M32, the movable video-audio data are write the storage space of this blank or deleted video-audio data unit 62 and the attribute information of this video-audio data unit 62 is stored in data management information unit 61, wherein these movable video-audio data are by the mobile image and/or the audio-frequency information of the AV extracting device 11 extraction vehicles, again via the storage space that is stored in this blank video-audio data unit 62 behind scrambler 12 codings.Then, carry out step M33, judge whether to stop to write the movable video-audio data,, then finish, if do not stop then to carry out step M34 if desire to stop.Subsequently, if do not stop the movable video-audio data are write the storage space of this blank video-audio data unit 62, then carry out step M34, whether the storage space of judging the video-audio data unit 62 that is writing uses, if storage space has used and has then carried out step M31, if still have storage space then to carry out step M32.
In addition, when not searching out the storage space of blank video-audio data unit 62 when carrying out step M31, then carry out step M35, the attribute information of the video-audio data unit 62 that is comprised according to data management information unit 61, for example whether this storage space of the shaking degree that sensor 13 sensed, this video-audio data unit 62 is set at read-only or time that the movable video-audio data write down etc., judges the storage space with the video-audio data unit 62 of seeking preferential deletion.Afterwards, carry out step M36, judge and the searching result, delete the storage space of the video-audio data unit 62 of at least one non-blank-white, carry out step M32 again, the movable video-audio data are write the storage space of blank or deleted video-audio data unit 62 according to this.
See also Fig. 8, it is for carrying out the schematic flow sheet of read-only setting pattern.As shown in Figure 8, at first, carry out step M41, the user selects earlier to want the movable video-audio data that keep.Then, carry out step M42, the read-only property of selecteed movable video-audio data is set for read-only, so, the user wants that the movable video-audio data that keep just can avoid deleted or covering.
In certain embodiments, owing to carry out having set the movable video-audio data storage when file is set up pattern M2 in a plurality of video-audio datas unit 62, therefore, in the time will reading the movable video-audio data of appointed area, a plurality of video-audio datas unit 62 need be combined into a complete movable video-audio data file can carry out.See also Fig. 9, it is for carrying out the schematic flow sheet of read mode.As shown in Figure 9, the step of carrying out read mode is as follows: at first, carry out step M51, read the data management information unit 61 of movable video-audio data file 6, obtain this appointment movable video-audio data storage in which or which video-audio data unit 62 and the position of storage.Afterwards, carry out step M52, judged whether to find this video-audio data unit 62, if do not find 62 of this video-audio data unit to carry out step M54, if find 62 of this video-audio data unit to carry out step M53.When finding this video-audio data unit 62, carry out step M53, integrating audio-video data cell 62.Afterwards, carry out step M54, the movable video-audio data of judging this appointment whether also have next video-audio data unit 62 will in conjunction with, if there is next video-audio data unit 62 then not carry out step M55 if having in conjunction with then carrying out step M51.When do not have next video-audio data unit 62 will in conjunction with or when not finding this video-audio data unit 62, carry out step M55, export the movable video-audio data file 6 of this appointment.
In sum, transportation means mobile recorder of the present invention and recording method thereof are the attribute informations that utilizes the vehicles, the decision deletion has been stored in the movable video-audio data of a part in the memory storage, to produce enough storage spaces to store new movable video-audio data, so, in can avoiding travelling memory space inadequate taking place and stop record, and can utilize the memory storage with limit storage space to carry out record constantly.In addition, transportation means mobile recorder of the present invention also has an output/incoming interface, the user can utilize this output/incoming interface to add extra memory storage, with storage space that increases memory storage or the memory storage that movable video-audio data in the memory storage is copied to an outside, also can pass through output/incoming interface and computer interconnection, to carry out the program of data transmission or renewal transportation means mobile recorder.In addition, transportation means mobile recorder of the present invention is easily installed and is disassembled, and the power supply that can use the vehicles to provide, so the user can install voluntarily and need not process operation separately.
The present invention by the those skilled in the art without departing from the spirit and scope of the present invention, when doing a little change and modification.Therefore protection scope of the present invention is as the criterion when looking the scope that accompanying Claim defines.
Claims (17)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101321912A CN101162529B (en) | 2006-10-12 | 2006-10-12 | Vehicle movement recorder and recording method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101321912A CN101162529B (en) | 2006-10-12 | 2006-10-12 | Vehicle movement recorder and recording method thereof |
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| Publication Number | Publication Date |
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| CN101162529A CN101162529A (en) | 2008-04-16 |
| CN101162529B true CN101162529B (en) | 2010-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2006101321912A Expired - Fee Related CN101162529B (en) | 2006-10-12 | 2006-10-12 | Vehicle movement recorder and recording method thereof |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103065371B (en) * | 2012-12-03 | 2016-04-06 | 深圳市元征科技股份有限公司 | Traffic accident responsibility definition method |
| CN103955208B (en) * | 2014-04-30 | 2017-03-15 | 航天科技控股集团股份有限公司 | Automobile running record detecting system and method based on CAN |
| US9934623B2 (en) * | 2016-05-16 | 2018-04-03 | Wi-Tronix Llc | Real-time data acquisition and recording system |
Citations (4)
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|---|---|---|---|---|
| CN2606409Y (en) * | 2003-02-11 | 2004-03-10 | 承伟科技有限公司 | Driving Recorder |
| CN1547385A (en) * | 2003-12-11 | 2004-11-17 | ƽ | Digital Video Camera with Dual Memory and Dual Lens |
| CN1782670A (en) * | 1999-10-12 | 2006-06-07 | 数据技术株式会社 | Method for analyzing tendency of operation of moving object, operation control system and its constituent apparatus, and recorded medium |
| CN1783148A (en) * | 2004-12-02 | 2006-06-07 | 姬燕京 | Seamless repeat monitoring method and device for motor vehicle |
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2006
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1782670A (en) * | 1999-10-12 | 2006-06-07 | 数据技术株式会社 | Method for analyzing tendency of operation of moving object, operation control system and its constituent apparatus, and recorded medium |
| CN2606409Y (en) * | 2003-02-11 | 2004-03-10 | 承伟科技有限公司 | Driving Recorder |
| CN1547385A (en) * | 2003-12-11 | 2004-11-17 | ƽ | Digital Video Camera with Dual Memory and Dual Lens |
| CN1783148A (en) * | 2004-12-02 | 2006-06-07 | 姬燕京 | Seamless repeat monitoring method and device for motor vehicle |
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| CN101162529A (en) | 2008-04-16 |
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