Patent application number | Description | Published |
20090174490 | PHASE LOCKED LOOP WITH ADAPTIVE FILTER FOR DCO SYNCHRONIZATION - A digital phase locked loop has a digital controlled oscillator, a feedback loop coupled to the output of said digital controlled oscillator, a phase detector for comparing a feedback signal from said feedback loop with a reference signal to produce a phase error signal, and a low pass filter for filtering the phase error signal for controlling said digital controlled oscillator. A bandwidth calculation unit calculates the required filter bandwidth based on the phase error. The bandwidth calculation unit then controls the bandwidth of said low pass filter, which is thus adaptively adjusted in accordance with the phase error. | 07-09-2009 |
20120294437 | AUTOMATIC GAIN CONTROL FOR TELE-PRESENCE VOICE ECHO CANCELLERS - In a closed loop acoustic system with forward and return paths, gain is controlled with different instantiations of a common gain control engine on each path. The gain control engine computes a first gain based on near-end signal levels, computes a second gain based on the output of the gain control engine, computes a third gain based on a howling condition, and computes a final gain as the product of the first, second and third gains. | 11-22-2012 |
20130188797 | Over-Sampled Single-Sided Subband Echo Cancellation - A method of echo cancellation, particularly for use in high definition applications, splits an input signal and reference signal into M single-sided sub-band. The subbanded signals are downsampled at a downsampling rate N, where N≦M, adaptively filtered, and recombined to produce an output signal. The sub-bands are preferably oversampled such that N07-25-2013 | |
20130308660 | METHOD OF ADJUSTING A LOCAL CLOCK IN ASYNCHRONOUS PACKET NETWORKS - In a computer-implemented method of adjusting a local clock at a receiver in a packet network, the local clock is generated by a phase locked loop locked to a master clock with the aid of time-stamped timing packets arriving over the network from the master clock with a packet delay distribution about a nominal delay. The timing packets are filtered to adjust for the packet delay distribution. A control input for the phase locked loop is derived from the timing packets. The amount of skew in the packet delay distribution about the nominal delay is determined, and the arrival times of timing packets are then selectively modified to correct for the amount of skew in the packet delay variation distribution prior to filtering the timing packets. | 11-21-2013 |
Patent application number | Description | Published |
20110052574 | METHOD OF INHIBITION OF LEUKEMIC STEM CELLS - A method for inhibition of leukemic stem cells expressing IL-3Rα; (CD 123), comprises contacting the cells with an antigen binding molecule comprising a Fc region or a modified Fc region having enhanced Fc effector function, wherein the antigen binding molecule binds selectively to IL-3Rα (CD123). The invention includes the treatment of a hematologic cancer condition in a patient by administration to the patient of an effective amount of the antigen binding molecule. | 03-03-2011 |
20120189625 | Compositions and Methods for Treating Hematological Cancers Targeting the SIRPA CD47 Interaction - The invention relates to modulating the SIRPα-CD47 interaction in order to treat hematological cancer and compounds therefor. In some embodiments, there is provided methods and uses of SIRPα polypeptides, fragments and fusion proteins for treating hematological cancer, preferably human acute myeloid leukemia. | 07-26-2012 |
20130230510 | METHOD OF INHIBITION OF LEUKEMIC STEM CELLS - A method for inhibition of leukemic stem cells expressing IL-3R.alpha.; (CD 123), comprises contacting the cells with an antigen binding molecule comprising a Fc region or a modified Fc region having enhanced Fc effector function, wherein the antigen binding molecule binds selectively to IL-3R.alpha. (CD123). The invention includes the treatment of a hematologic cancer condition in a patient by administration to the patient of an effective amount of the antigen binding molecule. | 09-05-2013 |
20150152185 | METHOD OF INHIBITION OF LEUKEMIC STEM CELLS - A method for inhibition of leukemic stem cells expressing IL-3R.alpha.; (CD 123), comprises contacting the cells with an antigen binding molecule comprising a Fc region or a modified Fc region having enhanced Fc effector function, wherein the antigen binding molecule binds selectively to IL-3R.alpha. (CD123). The invention includes the treatment of a hematologic cancer condition in a patient by administration to the patient of an effective amount of the antigen binding molecule. | 06-04-2015 |
Patent application number | Description | Published |
20110296478 | DEVICE, METHOD AND SYSTEM FOR SERVICE INSERTION DURING CONTENT DISPLAY - A system, device and method for service insertion during a video display. A client device detects a video request input, and in response, selects and initiates an advanced service asset while the player buffers the requested video data. The output of the player is displayed in a background field while the media display data of the advanced service asset is displayed in a foreground field. The player display data may be brought to the foreground after a preset time or when the player is ready to display the requested video. | 12-01-2011 |
20130097634 | SYSTEMS AND METHODS FOR REAL-TIME ADVERTISEMENT SELECTION AND INSERTION - Methods and devices for implementing real-time advertisement customization and selection. A video program has associated avail metadata, separate from the video program itself, and which is generated to define the avails for the video program. The avail metadata may contain fields specifying the duration, insertion point and type of each avail, and may also specify characteristics of the video program. An avail metadata encoder is configured to customize the avail metadata based on a request to view or play the video program. The customization may be specific to a client device and may reflect various characteristics, including details of the client device, an associated subscriber profile, geographic information, etc. Advertisements are then dynamically selected using the customized avail metadata and links to the advertisements are placed in the customized avail metadata. | 04-18-2013 |
20130154822 | METHOD AND SYSTEM FOR CROSS MEDIA ALARM EVENT NOTIFICATION - A method for alarm event notification from a server system in relation to a premises such as a home or building. The server system acts as a centralized monitoring and notification security system for monitoring of the premises and receiving an alarm event from an on-premises monitoring system. The method includes: receiving in a server system an alarm event in relation to the premises, determining a presence status of a client application, generating a message in relation to the alarm event, and sending the message to the client application having the presence status of being present. The message may be generated to include message content which varies in dependence of capabilities of the client application having the presence status of being present. | 06-20-2013 |
20130223671 | METHOD AND SYSTEM FOR DYNAMICALLY WATERMARKING MEDIA - A dynamic watermark generation method and system in which the dynamic watermark may have a default length or a shorter length, and wherein the dynamic watermark is generated to have the determined length. The dynamic watermark is a locally-unique code that is used as an index to a database entry that identifies the subscriber that requested the media asset. In some instances, the entry may include a timestamp, a subscriber device identifier such as a MAC address or IP address, a subscriber identifier or ID number, and a media asset identifier such as a static ID. The static ID may include a code that indicates whether the dynamic watermark is of a default length or shorter. The length of the dynamic watermark may be partly based upon projected audience size for the requested media asset. | 08-29-2013 |
20140348156 | OPTIMIZING ROUTE SELECTION BASED ON TRANSCODING - Disclosed is a method of selecting a route for data transmission. The method comprises: receiving an ingress codec profile and an identification of a destination; determining whether there is a matching codec pair that includes a codec that is identified in both the ingress codec profile and one or more egress codec profile; identifying one or more compatible codec pairs between the codecs listed in the ingress codec profile and the codecs listed in the egress codec profiles associated with egress trunk groups; prioritizing a list of codec pairs, each codec pair in the list of codec pairs comprising a codec identified in the ingress codec profile and a codec identified in an egress codec profile; and, selecting one trunk group from the egress trunk group list, the selected trunk group having a codec profile that comprises a codec from a codec pair in the prioritized list of codec pairs. | 11-27-2014 |
Patent application number | Description | Published |
20100134159 | SOFT REFERENCE SWITCH FOR PHASE LOCKED LOOP - A phase locked loop includes a digital controlled oscillator and a number of phase detectors, each having a first input connected to a reference source and a second input coupled to the output of the digital controlled oscillator, and an output for producing a phase error signal. A loop filter coupled to the output of each phase detector has an output and a feedback input. An adjustment unit for derives an adjustment signal for the digital controlled oscillator from one or more of the loop filters by selecting or combining output signals from the loop filters taking into account the stability of said reference sources. The adjustment signal for the digital controlled oscillator produced by the adjustment unit is coupled to each of the feedback inputs of the loop filters. This arrangement results in hitless reference switching. | 06-03-2010 |
20110200060 | Feedforward Synchronization in Asynchronous Packet Networks - To perform timing synchronization in an asynchronous packet network, remote timestamps representative of a transmitter clock at a transmitter are received over a packet network. These are compared with local timestamps representative of the timing of a local oscillator at the receiver to produce an estimate of the offset between the transmitter clock and the local oscillator at the receiver. This estimate is then used to generate update values for a digital controlled oscillator producing the output clock at the receiver. The system operates in a feedforward configuration wherein the local oscillator at the receiver serves as one input to the offset estimator. | 08-18-2011 |
20110305348 | Zoom Motor Noise Reduction for Camera Audio Recording - Zoom motor noise in a camera audio recording is reduced by detecting activity of the zoom motor, transforming a audio signal into the frequency domain during zoom motor activity, and scaling the frequency domain signal during zoom motor activity in each of a series of frequency bins by a scaling factor derived from a pre-stored zoom motor noise spectrum to produce a processed audio signal in the frequency domain. The processed audio signal is then transformed back to the time domain. | 12-15-2011 |
20130191429 | INFINITE IMPULSE RESPONSE FILTER ARCHITECTURE WITH IDLE-TONE REDUCTION - A digital infinite impulse response filter has a plurality of cascaded filter elements, with each filter element defining a pole of the filter and wherein the poles lie inside a unit circle. The filter elements are configured such that the p of the last filter element is a real number. In one embodiment the poles are arranged as complex conjugate pairs. In another embodiment the real part of the output of each filter element is extracted before being passed to the next filter element. This architecture offers improved idle tone with reduced complexity. | 07-25-2013 |
20150326232 | Crystal Oscillator Noise Compensation Method for a Multi-Loop PLL - A multi-loop phase locked loop (PLL) system with noise attenuation has a first PLL including a local oscillator, a second PLL coupled to an output of the first PLL, and a third PLL in a feedback path between the second PLL and first PLL. A first phase comparator compares an input signal with the first feedback signal to generate a first phase error signal for the first PLL. The first phase error signal is multiplied by a scaling factor k determining the amount of noise attenuation. The third PLL has a bandwidth preferably at least ten times higher than the second PLL so that the overall transfer function of the second and third PLLs is approximately the transfer function of the second PLL. The transfer function of the third PLL is multiplied by a scaling factor 1/k. This arrangement allows the use of an uncompensated local oscillator in the first PLL. The noise generated in the uncompensated local oscillator is reduced by the attenuation factor k. | 11-12-2015 |
20160079961 | PRECISION FREQUENCY MONITOR - A precision frequency monitor provides a precision frequency monitor value (PFM) indicative of the precision of the frequency or period of an input reference signal. A first averaging module is responsive to the input reference signal to find an average frequency or period during successive predetermined time periods defining operational cycles. A second averaging module is responsive to an output of the first averaging module to average the output of the first averaging module over N operational cycles, where N is an integer, and output an updated PFM value every N operational cycles. An infinite impulse response (IIR) filter is responsive to the output of the first averaging module to filter the output of the first averaging module to output interim updated PFM values within each sequence of N operational cycles. | 03-17-2016 |
Patent application number | Description | Published |
20090180169 | BIAXIAL MEMS MIRROR WITH HIDDEN HINGE - A multi-layer hidden hinge and actuator design for high fill factor biaxial MEMS mirror array for wavelength selective switches (WSS) based on a silicon-on-insulator (SOI) process with wafer bonding and coarsely aligned orthogonal vertical comb and/or parallel plate actuator. Each micro-mirror in the MEMS linear piano micro-mirror array comprises a micro-mirror layer, a hinge layer and an electrode/substrate layer. Preferably, the roll and tilt electrodes are substantially disposed along the roll axis to provide a high fill factor. The structure is formed by fabricating the layers separately in SOI structure and then bonding them together. | 07-16-2009 |
20110170833 | HERMETIC SEAL BETWEEN A PACKAGE AND AN OPTICAL FIBER - The invention relates to a hermetic feedthrough of an optical fiber into a package for an optical module, that includes a package ferrule hermetically attached to the package or integral therewith, a fiber ferrule hermetically sealed around the optical fiber, and a compression sleeve hermetically sealed around the package ferrule. The compression sleeve is hermetically sealed to the fiber ferrule or integral therewith, and wherein a coefficient of thermal expansion (CTE) of the compression sleeve is greater than a CTE of the package ferrule so that a joint between the compression sleeve and the package ferrule is under compressive stress. | 07-14-2011 |
20140112621 | REDUCING TEMPERATURE DRIFT OF AN ARRAYED WAVEGUIDE GRATING - A wavelength selective device including an arrayed waveguide grating is disclosed. The wavelength selective device includes a MEMS mirror, which couples light from an input port to an elongate aperture of an input star coupler or slab of the arrayed waveguide grating. A controller tilts the MEMS mirror in response to a sensed temperature change of the arrayed waveguide grating, thereby lessening a sensitivity of the arrayed waveguide grating to the temperature change. The MEMS mirror can also be tilted to shift wavelengths of the wavelength channels of the arrayed waveguide grating by pre-defined amounts upon receiving a corresponding remote command. | 04-24-2014 |
Patent application number | Description | Published |
20090246276 | Pharmaceutical Compositions - The present invention relates to a pharmaceutical composition comprising a tablet core comprising a combination of actives selected from the group consisting of bupropion hydrochloride and escitalopram oxalate, bupropion hydrobromide and citalopram hydrochloride, bupropion hydrobromide and escitalopram oxalate, and bupropion hydrobromide and quetiapine fumarate, and at least one pharmaceutically acceptable excipient, and a control-releasing coat surrounding the tablet core, wherein said composition surprisingly provides for a synchronous release of the combination of active agents across in-vitro. The once-daily pharmaceutical composition surprisingly also provides for enhanced absorption of bupropion hydrobromide when administered to a subject in need of such administration. | 10-01-2009 |
20100048451 | NOVEL SPILL-RESISTANT FORMULATIONS COMPRISING HYDROCOLLOIDAL POLYMERS - The invention relates to novel spill resistant formulations comprising two or more hydrocolloidal polymers and an effective amount of a pharmaceutically active agent. The formulations have a viscometric yield value of a semi-solid, and a pH and spill-resistant consistency allowing for easier preparation and use of the pharmaceutical composition. | 02-25-2010 |
20110052684 | PHARMACEUTICAL COMPOSITION - The present invention relates to a pharmaceutical composition comprising a tablet core comprising a combination of actives selected from the group consisting of bupropion hydrochloride and escitalopram oxalate, bupropion hydrobromide and citalopram hydrochloride, bupropion hydrobromide and escitalopram oxalate, and bupropion hydrobromide and quetiapine fu-marate, and at least one pharmaceutically acceptable excipient, and a control-releasing coat surrounding the tablet core, wherein said composition surprisingly provides for a synchronous release of the combination of active agents in-vitro. The once-daily pharmaceutical composition surprisingly also provides for enhanced absorption of bupropion hydrobromide when administered to a subject in need of such administration. | 03-03-2011 |