Patent No. US8319619 (titled "Stored vision for automobiles") on Mar 12, 2010. The application was issued on Nov 27, 2012.
’619 is related to the field of automotive surveillance and legal evidence preservation. It addresses the difficulty of capturing reliable, objective records of traffic accidents, road rage incidents, or hit-and-runs without distracting the driver from the primary task of operating the vehicle safely. Traditional systems often rely on manual activation or G-force sensors, which may fail to capture the full context of an event or miss incidents that do not involve a heavy physical impact.
The underlying idea behind ’619 is the creation of a continuous, 360-degree optical perimeter that functions as an automated witness, independent of driver intervention or mechanical triggers. By integrating cameras into existing vehicle light housings at the vertical midpoint of the car, the system captures a comprehensive view of the surroundings. The insight is to treat the surveillance as a background utility that is physically and operationally isolated from the driver to ensure both safety and the integrity of the recorded data.
The claims of ’619 focus on a method for recording and recovering images using a plurality of cameras fixed at circumferentially spaced positions around the automobile's periphery. The process requires activating these cameras to operate continuously throughout the entire duration of a trip, with the resulting optical data being stored in separate node files or tracks corresponding to each individual camera. This multi-track recording ensures that the data from each sector of the vehicle's perimeter is preserved independently for later reconstruction.
In practice, the invention utilizes pairs of lenses mounted at the corners of the vehicle, often within the headlight or taillight assemblies, to provide overlapping fields of view. These cameras feed a central controller that manages the sequencing and storage of digital images onto a secure, often removable, medium. A critical implementation detail is that the recording apparatus is designed to be inaccessible to the driver while the vehicle is in motion, preventing tampering or distraction and ensuring the evidence is gathered passively.
This approach differs from prior solutions by moving away from event-based recording and toward a total-trip archival strategy. Unlike systems that only save footage when a collision is detected, this invention maintains a constant record of all eight sectors around the vehicle. By reconstituting these images relative to the automobile’s movement positions rather than a fixed ground point, the system provides a precise, chronological account of external conditions that can be authenticated and used effectively in legal proceedings or insurance claims.
In the mid-2000s when ’619 was filed, mobile video capture was typically implemented using single-lens units mounted internally to a vehicle's dashboard or windshield, often requiring manual orientation by the operator. At a time when systems commonly relied on reactive triggers such as G-force sensors to initiate recording during a collision, continuous environmental monitoring was constrained by storage and power management limitations. Furthermore, hardware and software constraints made the simultaneous processing and synchronization of multiple high-resolution video streams non-trivial, often resulting in narrow fields of view that left significant blind spots around the vehicle perimeter.
The disclosed invention represents a technical advancement through an architectural shift from reactive, single-point recording to a continuous, multi-nodal perimeter surveillance system. By integrating sets of fixed-axis digital cameras at each corner of a vehicle body, the system enables a comprehensive 360-degree field of view that captures concurrent optical data without requiring driver intervention or mechanical triggers. This configuration overcomes the technical constraint of limited situational awareness by utilizing redundant viewing axes to ensure complete coverage of the vehicle's exterior. The resulting technical effect is the creation of a persistent, tamper-resistant digital record of the entire vehicle periphery, providing verifiable evidence of external events that may occur outside the driver's line of sight or during periods of engine inactivity.
The patent contains a total of 3 claims, with claims 1 and 2 serving as the independent claims. These independent claims focus on a method for observing and recording visual data around an automobile using a plurality of cameras mounted at a specific height, emphasizing continuous recording into separate files or tracks and ensuring the recording equipment remains inaccessible to the driver during the trip. The single dependent claim serves to further specify the physical arrangement of the cameras, requiring them to be spaced around the entire periphery of the vehicle.
Definitions of key terms used in the patent claims.
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