Systems And Methods For Aligning A Near-Eye Display Device
Granted: November 27, 2014
Application Number:
20140347736
A near-eye display system includes (a) a near-eye display device, having a display and capable of providing, to a pupil of a user, an image from the display superimposed on an ambient scene, and (b) a fixture for coupling the near-eye display device to a holder mounted to the user, wherein the fixture has a plurality of degrees of freedom for alignment of the display device with respect to the pupil.
Near-Eye Display Systems, Devices And Methods
Granted: November 27, 2014
Application Number:
20140347572
A near-eye display device includes (a) a display unit having a liquid-crystal-on-silicon (LCOS) display and a first polarizing beam splitter interface for (i) reflecting illumination light from an illumination module towards the liquid-crystal-on-silicon display and (ii) transmitting display light from the LCOS display based on the illumination light, and (b) a viewing unit having an imaging objective that forms an image of the LCOS display for the pupil based on the display light, and a…
Mounting System For Glasses Frames
Granted: November 27, 2014
Application Number:
20140345090
A system for attaching a device to a glasses frame includes a spring clip that applies pressure to two sides of the glasses frame, and a magnet for attaching the device thereto. The device may attach directly to the magnet, or via a slide-on attachment piece. The spring clip may include a spring arm having distal ends that assist the spring clip in applying pressure to the glasses frames.
HIGH DYNAMIC RANGE IMAGE SENSOR WITH FULL RESOLUTION RECOVERY
Granted: November 20, 2014
Application Number:
20140340553
A method of reading pixel data from a pixel array includes exposing each one of a plurality of regions of pixels a respective exposure time. Pixel data is read from the plurality of regions of pixels. The pixel data is interpolated from a first one of the plurality of regions of pixels to determine the pixel data of the regions of pixels other than the first one of the plurality of regions of pixels to generate a first image having the first exposure time. The pixel data is interpolated…
IMAGE SENSOR WITH FAST INTRA-FRAME FOCUS
Granted: November 20, 2014
Application Number:
20140340549
A method of focusing an image sensor includes scanning a first portion of an image frame from an image sensor a first time at a first rate to produce first focus data. A second portion of the image frame from the image sensor is scanned at a second rate to read image data from the second portion. The first rate is greater than the second rate. The first portion of the image frame is scanned a second time at the first rate to produce second focus data. The first focus data and the second…
On-Line Memory Testing Systems And Methods
Granted: November 13, 2014
Application Number:
20140337669
A method for testing an electronic memory while the memory is in use includes: (a) detecting an access to the electronic memory at a test address, (b) saving, in a register subsystem, write data written to the electronic memory at a location corresponding to the test address, (c) comparing the write data to data read from the electronic memory at the location corresponding to the test address to determine whether the memory has a fault, and (d) generating an error signal if the memory…
FIVE-ASPHERIC-SURFACE WAFER-LEVEL LENS SYSTEMS HAVING WIDE VIEWING ANGLE
Granted: November 13, 2014
Application Number:
20140334016
A wafer-level lens system includes a first substrate, a first lens having a planar surface in contact with the first substrate and a concave aspheric surface, a second substrate, a second lens having a convex aspheric surface facing the first lens and a planar surface in contact with the second substrate, a third lens having a planar surface in contact with the second substrate and a concave aspheric surface, a third substrate, a fourth lens having a convex aspheric surface facing the…
INTEGRATED CIRCUIT STACK WITH LOW PROFILE CONTACTS
Granted: November 6, 2014
Application Number:
20140326856
An integrated circuit system includes first and second device wafers, each having lateral sides along which a plurality of T-contacts are disposed. The first and second device wafers are stacked together and the lateral sides of the first and second device wafers are aligned such that each one of the plurality of T-contacts of the first device wafer is coupled to a corresponding one of the plurality of T-contacts of the second device wafer. A plurality of solder balls are attached to the…
IMAGE SENSOR HAVING METAL CONTACT COUPLED THROUGH A CONTACT ETCH STOP LAYER WITH AN ISOLATION REGION
Granted: October 9, 2014
Application Number:
20140299957
An image sensor pixel includes one or more photodiodes disposed in a semiconductor layer. Pixel circuitry is disposed in the semiconductor layer coupled to the one or more photodiodes. A passivation layer is disposed proximate to the semiconductor layer over the pixel circuitry and the one or more photodiodes. A contact etch stop layer is disposed over the passivation layer. One or more metal contacts are coupled to the pixel circuitry through the contact etch stop layer. One or more…
SYSTEMS AND METHODS FOR CALIBRATION OF A 360 DEGREE CAMERA SYSTEM
Granted: October 9, 2014
Application Number:
20140300754
Systems and methods for calibrating a 360 degree camera system include imaging reference strips, analyzing the imaged data to correct for pitch, roll, and yaw of cameras of the 360 degree camera system, and analyzing the image data to correct for zoom and shifting of the cameras. Each of the reference strips may include a bullseye component and a dots component to aid in the analyzing and correcting.
LAYERS FOR INCREASING PERFORMANCE IN IMAGE SENSORS
Granted: October 9, 2014
Application Number:
20140299956
An imaging device includes a semiconductor substrate having a photosensitive element for accumulating charge in response to incident image light. The semiconductor substrate includes a light-receiving surface positioned to receive the image light. The imaging device also includes a negative charge layer and a charge sinking layer. The negative charge layer is disposed proximate to the light-receiving surface of the semiconductor substrate to induce holes in an accumulation zone in the…
CMOS IMAGE SENSOR WITH RESET SHIELD LINE
Granted: October 9, 2014
Application Number:
20140299925
Techniques and mechanisms to improve potential well characteristics in a pixel cell. In an embodiment, a coupling portion of a pixel cell couples a reset transistor of the pixel cell to a floating diffusion node of the pixel cell, the reset transistor to reset a voltage of the floating diffusion node. In another embodiment, the pixel cell includes a shield line which extends athwart the coupling portion, where the shield line is to reduce a parasitic capacitance of the reset transistor…
ENHANCED PHOTON DETECTION DEVICE WITH BIASED DEEP TRENCH ISOLATION
Granted: October 2, 2014
Application Number:
20140291481
A photon detection device includes a photodiode having a planar junction disposed in a first region of semiconductor material. A deep trench isolation (DTI) structure is disposed in the semiconductor material. The DTI structure isolates the first region of the semiconductor material on one side of the DTI structure from a second region of the semiconductor material on an other side of the DTI structure. The DTI structure includes a dielectric layer lining an inside surface of the DTI…
IMAGE SENSOR WITH SUBSTRATE NOISE ISOLATION
Granted: September 18, 2014
Application Number:
20140267860
A process including forming an a backside-illuminated (BSI) image sensor in a substrate, the image sensor including a pixel array formed in or near a front surface of the substrate and one or more circuit blocks formed in the substrate near the pixel array, each circuit block including at least one support circuit. An interconnect layer is formed on the front surface of the substrate that includes a dielectric within which are embedded traces and vias, wherein the traces and vias…
IMAGE SENSOR WITH PIXELS HAVING INCREASED OPTICAL CROSSTALK
Granted: September 18, 2014
Application Number:
20140267848
An image sensor includes a first pixel and a second pixel. The first pixel includes a first light sensitive element, a first light filter, and a first microlens. The second pixel is disposed adjacent to the first pixel and includes a second light sensitive element, a second light filter, and a second microlens. The first pixel is configured to direct at least some of the light received at the first microlens to the second light sensitive element of the second pixel to increase optical…
Apparatus And Method For Automated Self-Training Of White Balance By Electronic Cameras
Granted: September 18, 2014
Application Number:
20140267782
A method for calibrating auto white balancing in an electronic camera includes (a) obtaining a plurality of color values from a respective plurality of images of real-life scenes captured by the electronic camera under a first illuminant, (b) invoking an assumption about a true color value of at least portions of the real-life scenes, and (c) determining, based upon the difference between the true color value and the average of the color values, a plurality of final auto white balance…
Information Technology Device Input Systems And Associated Methods
Granted: September 18, 2014
Application Number:
20140267033
A method for generating a control signal to control an information technology device includes the following steps: (1) capturing, using an image sensor, a current control image of a light source of a remote controller positioned within a field of view of the image sensor; (2) identifying, within the current control image, a current location of light emitted from the light source; (3) determining movement between (a) the current location of the light emitted from the light source and (b)…
HIGH DYNAMIC RANGE PIXEL HAVING A PLURALITY OF PHOTODIODES WITH A SINGLE IMPLANT
Granted: September 4, 2014
Application Number:
20140246561
A high dynamic range image sensor pixel includes a short integration photodiode and a long integration photodiode disposed in semiconductor material. The long integration photodiode has a light exposure area that is substantially larger than a light exposure area of the short integration photodiode. The light exposure area of the short integration photodiode has a first doping concentration from a first doping implantation. The light exposure area of the long integration photodiode…
IMAGE SENSOR WITH PIXEL UNITS HAVING MIRRORED TRANSISTOR LAYOUT
Granted: August 28, 2014
Application Number:
20140239152
An image sensor includes a first pixel unit horizontally adjacent to a second pixel unit. Each pixel unit includes plurality of photodiodes and a shared floating diffusion region. A first pixel transistor region of the first pixel unit has a plurality of pixel transistors. A second pixel transistor region of the second pixel unit is horizontally adjacent to the first pixel transistor region and also has a plurality of pixel transistors. A transistor layout of the second pixel transistor…
HIGH DYNAMIC RANGE PIXEL HAVING A PLURALITY OF AMPLIFIER TRANSISTORS
Granted: August 28, 2014
Application Number:
20140239154
A pixel cell for use in a high dynamic range image sensor includes a photodiode disposed in semiconductor material to accumulate charge in response to light incident upon the photodiode. A transfer transistor is disposed in the semiconductor material and is coupled between a floating diffusion and the photodiode. A first amplifier transistor is disposed in the semiconductor material having a gate terminal coupled to the floating diffusion and a source terminal coupled to generate a first…
