Gregory L Bush

US Patent:

6774988, Aug 10, 2004

Filed:

Jul 30, 2002

Appl. No.:

10/208142

Inventors:

Joseph S. Stam - Holland MI
Jon H. Bechtel - Holland MI
Spencer D. Reese - Fort Wayne IN
Darin D. Tuttle - Byron Center MI
Gregory S. Bush - Grand Rapids MI
Harold C. Ockerse - Holland MI

Assignee:

Gentex Corporation - Zeeland MI

International Classification:

G01J 142

US Classification:

356218, 356121, 2502081, 250214 AL, 250214 C, 382104, 340469, 362465

Abstract:

The optical system of the present invention includes a lens system assembly, a spectral filter material and a pixel array configured such that small, distant, light sources can be reliably detected. The optical system of the present invention provides accurate measurement of the brightness of the detected light sources and identification of the peak wavelength and dominant wavelength of the detected light sources. Use of the optical system of the present invention provides the ability to distinguish headlights of oncoming vehicles and taillights of leading vehicles from one another, as well as, from other light sources.

US Patent:

7565006, Jul 21, 2009

Filed:

Aug 20, 2003

Appl. No.:

10/645801

Inventors:

Joseph S. Stam - Holland MI, US
Gregory A. Mart - Zeeland MI, US
Keith H. Berends - Hudsonville MI, US
Gregory S. Bush - Grand Rapids MI, US
John K. Roberts - East Grand Rapids MI, US
Mark W. Pierce - Grandville MI, US
Jon H. Bechtel - Holland MI, US
Eric J. Walstra - Grand Rapids MI, US
Brock R. Rycenga - Wyoming MI, US

Assignee:

Gentex Corporation - Zeeland MI

International Classification:

G06K 9/02
G05B 13/02
G06E 1/00
B60Q 1/02

US Classification:

382155, 700 47, 706 15, 315 82

Abstract:

The present invention relates to various apparatus, algorithms and methods for acquiring and processing images of a scene. Details of various aspects of the associated images are identified and may be utilized to generate various vehicular equipment control signals.

US Patent:

7683326, Mar 23, 2010

Filed:

Jul 8, 2003

Appl. No.:

10/615317

Inventors:

Joseph S. Stam - Holland MI, US
Keith H. Berends - Hudsonville MI, US
Gregory S. Bush - Grand Rapids MI, US
Jeremy B. Banks - Grand Rapids MI, US
Eric J. Walstra - Grand Rapids MI, US

Assignee:

Gentex Corporation - Zeeland MI

International Classification:

G01J 5/02

US Classification:

25033911, 250332, 2503411, 180169

Abstract:

A vehicular vision system is disclosed comprising a high dynamic range. The systems and methods are advantages for rear vision, collision avoidance, obstacle detection, adaptive cruise control, rain sensing, exterior light control, and lane departure warning, as well as other applications where a given scene may comprise objects having widely varying brightness values.

US Patent:

7881839, Feb 1, 2011

Filed:

Nov 14, 2005

Appl. No.:

11/273098

Inventors:

Joseph S. Stam - Holland MI, US
Gregory S. Bush - Grand Rapids MI, US
Timothy S. DeBruine - Grand Rapids MI, US
Eric J. Walstra - Grand Rapids MI, US

Assignee:

Gentex Corporation - Zeeland MI

International Classification:

G06F 7/00

US Classification:

701 36, 701 26, 701 38, 340461, 340435, 340901, 340903, 340469, 340939, 340307, 2502081, 348 36

Abstract:

An apparatus is provided that includes at least one image sensor, and at least one processor. The processor is configured to receive at least a portion of at least one image from the at least one image sensor, wherein an aim of the at least one image sensor is a function of the at least one image. The processor is further configured to generate at least one vehicle equipment control signal as a function of at least one feature extracted from at least a portion of at least one image.

US Patent:

8065053, Nov 22, 2011

Filed:

Jan 31, 2011

Appl. No.:

13/017764

Inventors:

Joseph S. Stam - Holland MI, US
Gregory S. Bush - Grand Rapids MI, US
Timothy S. DeBruine - Grand Rapids MI, US
Eric J. Walstra - Grand Rapids MI, US

Assignee:

Gentex Corporation - Zeeland MI

International Classification:

G06F 7/00

US Classification:

701 36, 701 26, 340435, 340461, 340901, 340903, 348E13007, 348E13015, 348 E9002, 382173, 2502801

Abstract:

An improved image acquisition and processing system includes an image sensor and one or more processors that are configured to receive at least a portion of at least one image from the image sensor. The dynamic aim of the image sensor is configured as a function of at least one feature extracted from at least a portion of an image. The processors are further configured to generate at least one vehicle equipment control signal as a function of the extracted feature.

US Patent:

8456327, Jun 4, 2013

Filed:

Feb 25, 2011

Appl. No.:

13/034748

Inventors:

Jon H. Bechtel - Holland MI, US
Jeremy C. Andrus - New York NY, US
Gregory S. Bush - Grand Rapids MI, US
David J. Wright - Grand Rapids MI, US
Jim L. Schneider - Hudsonville MI, US
Tom B. Sherman - Ada MI, US

Assignee:

Gentex Corporation - Zeeland MI

International Classification:

G08G 1/017

US Classification:

340937, 340435, 340903, 348148, 348149, 348297

Abstract:

An automatic vehicle equipment control system and methods thereof are provided, the system includes at least one imager configured to acquire a continuous sequence of high dynamic range single frame images, a processor, a color spectral filter array including a plurality of color filters, at least a portion of which are different colors, and pixels of an imager pixel array being in optical communication with substantially one spectral color filter, and a lens, wherein the imager is configured to capture a non-saturated image of nearby oncoming headlamps and at least one of a diffuse lane marking and a distant tail lamp in one image frame of the continuous sequence of high dynamic range single frame images, and the system configured to detect at least one of said highway markings and said tail lamps, and quantify light from the oncoming headlamp from data in the one image frame.

US Patent:

8565486, Oct 22, 2013

Filed:

Jan 5, 2012

Appl. No.:

13/343952

Inventors:

David J. Wright - Grand Rapids MI, US
Gregory S. Bush - Caledonia MI, US
David M. Falb - Grand Rapids MI, US

Assignee:

Gentex Corporation - Zeeland MI

International Classification:

G06K 9/00
H04N 7/18

US Classification:

382104, 382291, 348148

Abstract:

A classification system and method are provided, wherein the classification system includes a memory device, a processor communicatively connected to the memory device, and an input communicatively connected to the processor, wherein the input is configured to receive data comprising at least one object that is to be classified as one of an object of interest (OOI) and a nuisance of interest (NOI) based upon at least one non-Boolean attribute of the object, wherein the processor is configured as a Bayesian classifier to classify the object based upon the non-Boolean attribute using a non-linear probability function.

US Patent:

20050007579, Jan 13, 2005

Filed:

Aug 9, 2004

Appl. No.:

10/914732

Inventors:

Joseph Stam - Holland MI, US
Jon Bechtel - Holland MI, US
Spencer Reese - Fort Wayne IN, US
Darin Tuttle - Byron Center MI, US
Gregory Bush - Grand Rapids MI, US
Harold Ockerse - Holland MI, US

International Classification:

G01J001/42

US Classification:

356218000

Abstract:

In at least one embodiment, optical systems include a lens system assembly, a spectral filter material and a pixel array configured such that small, distant light sources can be reliably detected. In at least one embodiment, the optical systems provide accurate measurement of the brightness of the detected light sources and identification of the peak wavelength and dominant wavelength of the detected light sources. In at least one embodiment, the optical systems provide improved ability to distinguish headlights of oncoming vehicles and taillights of leading vehicles from one another, as well as from other light sources.