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Optic patents

      

This page is updated frequently with new Optic-related patent applications.

SALE: 410+ Optic-related patent PDFs



 Display system having borderless design patent thumbnailnew patent Display system having borderless design
A display system includes a first display panel, an extension display panel, and an optical covering layer. The first display panel has a first viewing area and a first peripheral strip adjacent to one side of the first viewing area.
Au Optronics Corporation


 Method, apparatus and system for providing multiple euv beams for semiconductor processing patent thumbnailnew patent Method, apparatus and system for providing multiple euv beams for semiconductor processing
At least one method, apparatus and system for providing a plurality of optical beams, such as euv beams. A first electron beam is received.
Globalfoundries Inc.


 Systems and methods for optimizing power and control of a multicolored lighting system patent thumbnailnew patent Systems and methods for optimizing power and control of a multicolored lighting system
Embodiments of the present invention are related to a lighting system comprising a control unit that manages a lighting device with an led board within an optical chamber. The led board includes a first string of leds and a second string of leds.
Lighting Science Group Corporation


 Backlight module with mjt led and backlight unit including the same patent thumbnailnew patent Backlight module with mjt led and backlight unit including the same
A direct type backlight unit disposed under a liquid crystal panel includes a backlight module including a printed circuit board including blocks arranged in an m×n matrix, in which m and n are natural numbers of 2 or greater, light emitting devices disposed on the printed circuit board such that at least one light emitting device is disposed in each block, each of the light emitting devices including light emitting cells disposed on a single substrate, and optical members disposed on the light emitting devices, each of the optical members being configured to change a light beam distribution of a corresponding light emitting device, and a backlight control module configured to control dimming levels of the light emitting devices and to independently control the light emitting devices disposed in different blocks.. .
Seoul Semiconductor Co., Ltd.


 Distributed antenna system continuity patent thumbnailnew patent Distributed antenna system continuity
Technologies are described for using optical and electrical transmission of a plurality of communications services from a plurality of outside sources to a network of users via a distributed antenna system. The systems and methods disclosed herein provide for distribution of the communications services and for re-routing the services when a failure occurs.
Corning Optical Communications Wireless Ltd


 Distributed optical combining: obi free, power free patent thumbnailnew patent Distributed optical combining: obi free, power free
Implementing a laser into a system that uses a remote powered combiner or an aggregating combiner (ac) with one or more in-range contributing combiners may provide power to the downstream contributing combiners (cc). The power may be provided on the same fiber that downstream signals and the upstream signals traverse..
Arris Enterprises Llc


 Non-feature extraction-based dense sfm three-dimensional reconstruction method patent thumbnailnew patent Non-feature extraction-based dense sfm three-dimensional reconstruction method
The present invention discloses a non-feature extraction dense sfm three-dimensional reconstruction method, comprising: inputting n images about a certain scenario, n≧2; establishing a world coordinate system consistent with a certain camera coordinate system; constructing an objective function similar to optical flow estimation by taking a depth of a three-dimensional scenario and a camera projection matrix as variables; employing a from coarse to fine pyramid method; designing an iterative algorithm to optimize the objective function; outputting depth representing the three-dimensional information of the scenario and a camera projection matrix representing relative location and pose information of the camera; and realizing dense projective, similarity or euclidean reconstruction according to the depth representing the three-dimensional information of the scenario. The present invention can accomplish dense sfm three-dimensional reconstruction with one step.
Sun Yat-sen University


 Projector and  controlling projector patent thumbnailnew patent Projector and controlling projector
A projector and a method of controlling the projector that may give information on suitability of a light source. A projector includes light sources, light modulators (liquid crystal panels) that modulate lights output from the light sources, a projection optical device that projects the lights modulated by the light modulators, a determination unit that determines whether or not a light source unadapted to a mounting position of the projector is attached, and an informing unit (display control unit) that, if a determination that the light source unadapted to the mounting position of the projector is attached is made by the determination unit, gives information in response to a determination result..
Seiko Epson Corporation


 Projection image display apparatus patent thumbnailnew patent Projection image display apparatus
The projection image display apparatus includes a display element that emits image light generated by modulating light from a light source based, a pixel-shifter that shifts a pixel of a projected image by changing an optical path of the image light, a resampling circuit, a motion-interpolation image processing circuit, and a pixel-shift controller. The resampling circuit generates a plurality of sub-frame image signals having a resolution of the display element, by resampling an image signal having a resolution of the projected image.
Panasonic Intellectual Property Management Co., Ltd.


 Optical mixing and shaping system for display backlights and displays incorporating the same patent thumbnailnew patent Optical mixing and shaping system for display backlights and displays incorporating the same
A backlight for a display comprises a plurality of independently controllable light sources and inclined surfaces inclining in a radially outward direction from each light source for shaping the distribution of emitted light. The light sources may each comprise a group of differently-colored light emitters.
Dolby Laboratories Licensing Corporation


new patent

Imaging apparatus and imaging system

An imaging apparatus is provided which, in a case where an optical signal is smaller than a threshold, performs more ad conversions for generating digital signals than the number of times of ad conversions in a case where an optical signal is larger than the threshold.. .
Canon Kabushiki Kaisha

new patent

Image pickup apparatus

An image pickup apparatus configured to output an image signal based on an optical signal photoelectrically converted by an image pickup element provided with two-dimensionally arranged pixels includes: a clipper configured to limit output voltage of the image signal based on the optical signal; a gain upper limit setter configured to set a gain upper limit to be applied to the optical signal; a determiner configured to determine whether or not a condition to cause occurrence of a smear in a shot image is satisfied; and a controller configured to limit an output voltage of the optical signal by using the clipper when the determiner determines that the condition to cause occurrence of the smear is satisfied, and to inactivate limitation of the output voltage of the optical signal by using the clipper when the determiner determines that the condition to cause occurrence of the smear is not satisfied.. .
Canon Kabushiki Kaisha

new patent

Multiple view and multiple object processing in wide-angle video camera

Methods and systems of transmitting a plurality of views from a video camera are disclosed. A multi object processing camera captures a wide-angle field of view in high resolution and a processing circuit executes a plurality of software tasks on a plurality of regions extracted from the wide-angle view.
Grandeye, Ltd.

new patent

Photographing apparatus, photographing method and program

In a photographing apparatus, a low-pass selector controller (processor) is configured to perform a plurality of photographing operations including an lpf-on photographing operation, which obtains an image signal from an image sensor in a state where the image sensor has been lpf driven by the image-shake correction device (driver) and obtains an optical low-pass filter effect, and an lpf-off photographing operation, which obtains an image signal from the image sensor in a state where the image sensor has not been lpf driven by the image-shake correction device (driver) and does not obtain an optical low-pass filter effect.. .
Ricoh Imaging Company, Ltd.

new patent

Camera voice coil motor driver circuit with variable power supply input voltage

In a portable camera device, a variable voltage regulator produces a power supply voltage of a vcm driver circuit that conducts the coil current of a vcm actuator as part of an optical image stabilization (ois) mechanism. A processor signals the variable voltage regulator to increase the power supply voltage when the camera device transitions from still capture mode or preview mode to video capture mode, where the increase causes an increase in stroke of the vcm ois actuator.
Apple Inc.

new patent

Inspecting device and inspecting inspection target

An inspecting device for inspecting an inspection target is provided. The inspecting device includes a mono-color image-retrieving module, illuminating modules and a control module.
Test Research, Inc.

new patent

Optical methods and devices for enhancing image contrast in the presence of bright background

A device including: a light source for outputting illumination light to an object to be imaged; an image sensor for an image of the object as illuminated by the light source; a first objective lens for focusing the illumination light on the object; and a spatial filter positioned in an optical path at a spatial frequency plane of the first objective lens, the spatial filter having an opaque central region and a transparent region outside of the central region, the opaque central region being such that it improves contrast of the image on the image sensor.. .
Omnitek Partners Llc

new patent

Bubble for surveillance camera

A bubble for a surveillance camera has at least one planar transparent region. The at least one planar transparent region is aligned with an optical axis of a camera head of the surveillance camera.
Sensormatic Electronics, Llc

new patent

Protective modular case for electronic device

A protective case for an electronic device includes an inner liner, a first aperture, a second aperture, and an outer shell. The inner liner receives the electronic device and the first aperture permits access to a touchscreen interface of the electronic device.
Otter Products, Llc

new patent

Apparatus and detecting online failure and system

This application provides an apparatus and method for detecting online failure and a system. The apparatus includes: a reading unit configured to read signal to noise ratios of subcarriers from a receiver of a multicarrier optical communication system according to a predetermined monitoring time interval; a judging unit configured to judge whether there exist a first predetermined number of subcarriers of which the signal to noise ratios are less than a first threshold value; a detecting unit configured to monitor a change of distortion of the system when it is judged yes by the judging unit, and determine a cause of degradation of signal to noise ratios according to the change of distortion of the system; and a reporting unit configured to report degradation of signal to noise ratios and/or the cause of degradation of signal to noise ratios.
Fujitsu Limited

new patent

Method and quantum cryptography

Methods and apparatus for use in quantum cryptographic applications are disclosed. An optical signal having a first wavelength is encoded for quantum cryptography at a stage where the optical signal is on at least two signal paths.
Nokia Technologies Oy

new patent

Communication system, electronic apparatus, communication method and program

A proposed electronic apparatus is capable of transmitting correct data by re-transmitting data without complicating communication processing even when a delay occurs in transmission processing of data in one-way communication. An electronic apparatus 10 transmits data to an electronic timepiece 20 as an optical signal by using a light source 103 which transmits the optical signal, determining whether a delay has occurred in transmission of the data or not, and re-transmitting the data by using the light source 103 when a delay has occurred.
Seiko Instruments Inc.

new patent

Optical transmission device, optical communication device, optical communication system, and optical transmission method

An exemplary aspect of the present invention includes outputting main signal light; generating a first optical signal by intensity-modulating an optical signal depending on a control signal; generating a second optical signal by intensity-modulating an optical signal depending on a differential component between a prescribed signal having a constant intensity and the control signal; outputting a wavelength-multiplexed optical signal by multiplexing the first optical signal being generated and the second optical signal being generated; and transmitting a transmitting signal by multiplexing the output main signal light being output and the wavelength-multiplexed optical signal being output.. .

new patent

Wavelength selective switch (wss) for shaping optical signals

A device may perform a set of sample measurements of a set of slices of spectrum utilized by an input optical signal. The device may perform an analysis of the input optical signal to determine an attenuation profile.
Infinera Corporation

new patent

Optical receiver and updating tap coefficient of digital filter

An optical receiver, that receives wavelength division multiplexed light including a target channel, includes: a receiver configured to generate an electric signal from input light that includes the target channel; an a/d converter configured to convert the electric signal generated by the receiver into a digital signal; a digital filter configured to filter the digital signal output from the a/d converter with a first frequency characteristic; and a filter controller configured to control a frequency characteristic of the digital filter. The filter controller changes the frequency characteristic of the digital filter from the first frequency characteristic to a second frequency characteristic in stages when a filter control instruction that specifies the second frequency characteristic is given to the filter controller..
Fujitsu Limited

new patent

Method and launching a wave mode that mitigates interference

Aspects of the subject disclosure may include, for example, a system that performs operations including receiving electromagnetic waves on an outer surface of a transmission medium having a non-hybrid wave mode and a cutoff frequency, detecting a degradation of a signal quality of the electromagnetic waves, generating adjusted electromagnetic waves having a hybrid wave mode and a non-optical frequency range responsive to the detecting, and directing the adjusted electromagnetic waves having the hybrid wave mode and the non-optical frequency range to the outer surface of the transmission medium for guiding propagation of the adjusted electromagnetic waves without utilizing an electrical return path. Other embodiments are disclosed..
At&t Intellectual Property I, Lp

new patent

Low-power mode signal bridge for optical media

System, methods and apparatus are described that facilitate transmission of data between two devices. A data transfer method includes receiving first data from a first interface, the first data being received in signaling transmitted by a first device according to a first protocol, determining a mode of operation for a communication link to be used for transmitting the first data to a second device, transmitting the first data to the second device over an optical path of the communication link in a first mode of operation, transmitting the first data in accordance with the first protocol to the second device over an electrical path of the communication link in a second mode of operation, and in a third mode of operation, translating the first data to obtain second data, and transmitting the second data in accordance with a second protocol to the second device over the electrical path..
Qualcomm Incorporated

new patent

Quantum communications of a two-qubit state

In one aspect, there is provided a method for transmitting a two-qubit state. The method includes: propagating the two-qubit state onto a transmission waveguide, wherein the propagating includes distributing the two-qubit state about a certain phase; and transmitting the two-qubit state through the transmission waveguide using a pump pulse having the certain phase, wherein the pump pulse is provided in a manner so that the transmission waveguide functions as an optical phase sensitive amplifier (opsa)..
Vencore Labs, Inc.

new patent

Frequency domain multiplex optical transmission

A transmitter comprises a complex mixer to generate a single i analog drive signal and a single q analog drive signal, and a single multi-dimensional optical modulator configured to modulate an optical carrier light using the single i analog drive signal and the single q analog drive signal to produce a modulated optical signal for transmission. Alternatively, a transmitter comprises a complex mixer to generate two i analog drive signals and two q analog drive signals, and a single multi-dimensional multiple-electrode optical modulator configured to modulate an optical carrier light using the analog drive signals to produce a modulated optical signal for transmission.
Ciena Corporation

new patent

Optical pam modulation with dual drive mach zehnder modulators and low complexity electrical signaling

The present invention is directed to data communication system and methods. More specifically, various embodiments of the present invention provide a communication interface that is configured to transfer data at high bandwidth using pam format(s) over optical communication networks.
Inphi Corporation

new patent

Optical component

Methods and apparatus for use in coherent transmission and reception of optical data signals. An integrated optics block (100) for use in a coherent optical transmitter comprising: a beam splitter (102) configured to split an input light signal into first and second input light signals, to output the first input light signal for use in an optical transmitter chip and to output the second input light signal for use as a local oscillator signal; a polarisation combiner (104) configured to combine first and second received modulated light signals to form an output; and a polarisation rotator (106) configured to rotate the polarisation of the second modulated light signal such that it is substantially orthogonal to the polarisation of the first modulated light signal prior to combining..
Oclaro Technology Limited

new patent

Optical communication and charging device and use

Techniques for remote interactions with devices, such as charging, communications, and user interaction, are provided. Specifically, systems and methods to provide charging of devices, such as, remote charging by photovoltaic (pv) cells, infrared (ir) illumination, audio signals, and leds such as laser leds to charge devices such as watches, jewelry, car panels, headphones and phones, are presented..
Flextronics Ap, Llc

new patent

Method and system for transmitter optimization of an optical pam serdes based on receiver feedback

The present invention is directed to data communication system and methods. More specifically, various embodiments of the present invention provide a communication interface that is configured to transfer data at high bandwidth using pam format(s) over optical communication networks.
Inphi Corporation

new patent

Nonlinearity cancellation in fiber optic transmission based on frequency-mutually-referenced carriers

A system and method for mitigating nonlinearity in an optical communication link with multiple carriers uses mutual frequency referencing to stabilize at least a portion of the multiple carriers. Using at least one frequency-referenced signal, carrier nonlinearity can be determined and compensated within the link by pre-distortion, back-propagation, or a combination of both.
The Regents Of The University Of California

new patent

Circuit arrangement and corresponding method

A corresponding circuit arrangement (rc) and method for processing an optical signal (si) received from at least one light-receiving component (pd) are also proposed.. .

new patent

Feedback-based configuration of a hybrid fiber-coaxial network

Circuitry of a fiber node which is configured to couple to an optical link and an electrical link may comprise an electrical-to-optical conversion circuit for transmitting on the optical link. The circuitry may be operable to receive signals via the optical link.
Maxlinear, Inc.

new patent

Apparatus and monitoring optical performance parameter, and optical transmission system

The present invention discloses an apparatus. The apparatus includes: a coherent receiving unit, configured to perform coherent synthesis on a received to-be-detected optical signal and a multi-wavelength local oscillation laser beam, and convert a coherent receiving signal formed by means of the coherent synthesis into an analog electrical signal; a data acquiring unit, configured to acquire the analog electrical signal output by the coherent receiving unit, and convert the analog electrical signal into a digital signal; a power spectrum generation unit, configured to process the digital signal output by the data acquiring unit, to generate a continuous full power spectrum of the to-be-detected optical signal; and an optical performance parameter monitoring unit, configured to monitor, according to the continuous full power spectrum generated by the power spectrum generation unit, an optical performance parameter of a transmission link carrying the to-be-detected optical signal..
Huawei Technologies Co., Ltd.

new patent

Using fractional fourier transform nonlinear effects in optical fiber link monitoring methods

The present invention proposes a method for monitoring the nonlinear effect of an optical fiber link by fractional fourier transformation, frft, by calculating an optimal fractional order of the frft of the frequency-domain signal propagating through an optical fiber link, calculating the chromatic dispersion of an optical fiber link based on the optimal fractional order, compensating for chromatic dispersion to the signal, calculating an optimal fractional order of the frft for the time-domain signal following the compensation for chromatic dispersion, calculating the time-domain chirp caused by the nonlinear effect of an optical fiber link based on the optimal fractional order, and monitoring the nonlinear effect of an optical fiber link based on the absolute value of the calculated time-domain chirp. The method can be used for quantitatively monitoring the nonlinear effect of an optical fiber link in an optical fiber communication system consisting of different types of optical fibers..
Beijing Institute Of Technology

new patent

Systems and methods using a polarimeter to localize state of polarization transients on optical fibers

Systems and methods using a polarimetric measurement device to localize a source of one or more state of polarization (sop) transients affecting one or more optical fibers are disclosed. The method includes transmitting a signal into a fiber in a first direction; receiving, at the polarimetric measurement device, the signal from one of the fiber and another fiber collocated in a bundle with the fiber in a second direction; and processing data from the polarimetric measurement device to determine a location of the one or more sop transients.
Ciena Corporation

new patent

Dual-directional electro-optic probe

A probe includes a main electro-optical modulator (130), first (150) and second (160) optical couplers each having a respective input (152, 162), through (154, 164) and isolated (156, 166) port, and reference (170) and test (174) optical detectors. Reference light and test light, respectively, are received at the inputs (152, 162) of the optical couplers (150, 160).
Keysight Technologies, Inc.

new patent

Optical communication device and optical communication method

Light signal transmitter units 21-1 to 21-n of a transmitter device 20 perform optical communication with a receiver device 40 via optical fiber cables 61-1 to 61-n of an optical interface cable 61. A connection detection unit 22 detects whether connection to the receiver device is established via the optical interface cable, and a visible light source control unit 24 causes a visible light source unit 25 to emit visible light that can identify by an attribute a connection relationship with the receiver device connected via the optical interface cable, only when the connection to the receiver device 40 is not detected, and causes visible light superposition units 26-1 to 26-n to superpose the visible light on the cable.
Sony Corporation

new patent

Methods and systems relating to optical networks

Data center interconnections, which encompass wscs as well as traditional data centers, have become both a bottleneck and a cost/power issue for cloud computing providers, cloud service providers and the users of the cloud generally. Fiber optic technologies already play critical roles in data center operations and will increasingly in the future.
Aeponyx Inc.

new patent

Optical transmission device and protection wavelength selection method

There is provided an optical transmission device including a light source configured to generate light used for coherent detection processing of reception light; a monitor configured to monitor a frequency offset between the reception light having a plurality of protection wavelengths and the light generated by the light source, based on a signal obtained by the coherent detection processing of the reception light having the plurality of protection wavelengths available for a work wavelength by the light generated by the light source; and a controller configured to select a protection wavelength to be switched to the work wavelength among the plurality of protection wavelengths, based on the frequency offset monitored by the monitor.. .
Fujitsu Limited

new patent

Optical-electrical interface devices and systems with optical communication pathway redundancy

Electrical-optical interface devices and methods for use in optical communications systems are disclosed. The electrical-optical interface devices are configured to convert electrical signals to optical signals and optical signals to electrical signals, and are configured to connect to external devices.
Corning Optical Communications Llc

new patent

Method and launching a wave mode that mitigates interference

Aspects of the subject disclosure may include, for example, a system that performs operations including detecting a signal degradation of electromagnetic waves guided by a transmission medium, and adjusting at least one phase of signal components of the electromagnetic waves to produce adjusted electromagnetic waves having a hybrid wave mode and a non-optical frequency range to mitigate the signal degradation. Other embodiments are disclosed..
At&t Intellectual Property I, Lp

new patent

Switch module of photoelectric integrated mechanical shaft keyboard

A switch module of a photoelectric integrated mechanical shaft keyboard, having a casing and a key cap a driving device, a photoelectric switch, a movable optical module and a fixed optical module. The photoelectric switch has a pcb, an smd ir integrated on the pcb and an smd pt tube.
Dong Guan Longideal Industrial Co., Ltd





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This listing is a sample listing of patent applications related to Optic for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Optic with additional patents listed. Browse our RSS directory or Search for other possible listings.


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