Inventors list |
Assignees list |
Classification tree browser |
Top 100 Inventors |
Top 100 Assignees |
Dong Wei
Dong Wei, Austin, TX US
| Patent application number | Description | Published |
|---|---|---|
| 20080317035 | METHOD AND DEVICE FOR MANAGING CHANNEL MATRIX - A method for managing a channel matrix is provided. The method includes: obtaining whether a user logs on or logs off; adding a history record of channel information of the user to a channel matrix when the user logs on; recording current channel information of the user in the channel matrix and deleting the channel information of the user from the channel matrix when the user logs off. The channel matrix may be timely updated based on when the user logs on or off. Accordingly, the channel crosstalk is eliminated timely and correctly according to the channel matrix, and the affection on the crosstalk eliminating capacity caused by the user logs on or logs off can be avoided. | 12-25-2008 |
| 20100195704 | Low Complexity Technique for Digital Subscriber Line (DSL) Power Control - An apparatus comprising a transmitter at a digital subscriber line (DSL) Cabinet configured to transmit a downstream signal in a subscriber line according to a power spectral density (PSD) mask, wherein the PSD mask comprises a relatively low power between a first transition frequency and a second transition frequency and a first relatively high power below about the first transition frequency and a second relatively high power above about the second transition frequency. Also included is an apparatus comprising at least one processor configured to implement a method comprising selecting a first transmission frequency and a second transmission frequency for a PSD that meets a target data-rate for transmission in a DSL, and limiting the PSD between the first transition frequency and the second transition frequency. | 08-05-2010 |
| 20100246606 | Optimizing the Transmit Power Spectrum Density (PSD) Of A Remotely Deployed Line to Ensure Spectral Compatibility - An apparatus comprising a transmitter at a digital subscriber line (DSL) Cabinet configured to transmit a downstream signal in a subscriber line according to a power spectral density (PSD) configuration, wherein the PSD configuration comprises a cutoff frequency based on a required data-rate of the subscriber line. Also included is an apparatus comprising at least one processor configured to implement a method comprising determining a downstream PSD for a PSD mask for a DSL, determining a cutoff frequency for the PSD profile based on a data-rate required for the DSL, and adjusting a downstream signal power on the DSL according to the PSD mask. Included is a method comprising configuring a plurality of transmitted PSDs for a plurality of Exchange deployed lines and Cabinet deployed lines by varying a plurality of cutoff frequencies corresponding to the transmitted PSDs, wherein the cutoff frequencies are varied by line, with time, or both. | 09-30-2010 |
| 20100254442 | Configuring the Virtual Noise Parameters of a Digital Subscriber Line - An apparatus comprising a digital subscriber line (DSL) transmitter configured to transmit a transmitter referred virtual noise for a tone in a subscriber line, wherein the transmitter referred virtual noise is based on a time history of a noise condition in the subscriber line. Also disclosed is an apparatus comprising at least one processor configured to implement a method comprising obtaining a transmitter referred virtual noise for a DSL tone using a plurality of noise condition measurements, and determining a DSL bitloading using the transmitter referred virtual noise. | 10-07-2010 |
| 20100254528 | Configuring Virtual Noise Parameters of Very High-Speed Digital Subscriber Line - An apparatus comprising a transmitter configured to transmit a digital subscriber line (DSL) signal in a line from a plurality of subscriber lines according to a reference virtual noise power spectral density (PSD), wherein the reference virtual noise PSD is based on an upper bound for a worst-case far-end crosstalk (FEXT) PSD in the subscriber lines. Also included is an apparatus comprising at least one processor configured to implement a method comprising obtaining an upper bound for a worst-case FEXT PSD for a plurality of subscriber lines, obtaining a referred virtual noise PSD based on the worst-case FEXT PSD for the lines, and determining a bit-loading for the lines based on the referred virtual noise or a scaled version of the receiver-referred virtual noise. | 10-07-2010 |
| 20110090978 | METHOD, APPARATUS, AND SYSTEM FOR CHANNEL ESTIMATION - In the field of communications technologies, a method, an apparatus, and a system for channel estimation are provided. The method for channel estimation includes the following steps. An error signal returned by a terminal is received, where the error signal is an error signal of at least two tones in a downlink frequency band. Channels of the at least two tones are obtained according to the error signal. The channels of the at least two tones are interpolated, and channels of remaining tones in the downlink frequency band are obtained. In the method, the apparatus, and the system for channel estimation, a convergence speed of the channel estimation is improved by reducing data of error signals returned by the terminal. | 04-21-2011 |
| 20120020417 | Method for Accurate Distribution of Time to a Receiver Node in an Access Network - An apparatus comprising a customer node configured to couple to an access node and to receive via a channel from the access node a time of day (TOD) value and a corresponding sample index (SNUM) value, wherein the TOD value and the SNUM value are used to estimate a second time of day (TOD′) value based on a propagation delay of the channel (L-Delay), and wherein the TOD value and the TOD′ value are used to estimate a second SNUM value (SNUM′) based on L-Delay and a plurality of parameters. | 01-26-2012 |
| 20120027414 | Transparent Clocks in Access Networks - An apparatus comprising a device at an access node (AN) comprising an interface, a Precision Time Protocol (PTP) engine, and a timestamp module, and a second device at a customer premise node coupled to the AN and comprising a second interface, a second PTP engine, and a second timestamp module, wherein the device at the AN is configured to send a PTP event message to the device at the customer premise node to implement a transparent clock (TC) scheme, wherein the PTP engine is configured to trigger the timestamp module to send a timestamp to the customer premise node when the PTP event message transverses the interface, and wherein the second PTP engine is configured to trigger the second timestamp module to create a second timestamp when the PTP event message transverses the second interface. | 02-02-2012 |
Dong Wei, Shenzhen City CN
| Patent application number | Description | Published |
|---|---|---|
| 20100253580 | PRINTED ANTENNA AND ELECTRONIC DEVICE EMPLOYING THE SAME - A printed antenna includes a feeding portion, a radiating portion, a grounding portion, and a short portion. The feeding portion is operable to feed electromagnetic signals. The radiating portion is connected to the feeding portion, to radiate the electromagnetic signals. The radiating portion includes a first radiator and a second radiator. The first radiator is “L” shape, with a first end electrically connected to the feeding portion. The second radiator is formed by a plurality of radiating sections connected one by one. A first end of the second radiator is connected to a second end of the first radiator, a second end of the second radiator is floating and facing the feeding portion. A first end of the short portion is connected to a common node of the first radiator and the second radiator, and a second end of the short portion is connected to the grounding portion. | 10-07-2010 |
| 20110065291 | ACCESSORY PCB FIXTURE AND ELECTRONIC DEVICE EMPLOYING THE SAME - An accessory printed circuit board (PCB) fixture is used in an electronic device to fix an accessory PCB. One end of the accessory PCB electronically connects to an edge connector of a main PCB located in the electronic device. The other end of the accessory PCB defines at least two holes. The accessory PCB fixture includes at least one positioning foot fixed on the main PCB, at least two latch portions and a connecting portion rigidly connecting the positioning foot with the latch portions. The latch portions match the holes of the accessory PCB to fix the accessory PCB. Each latch portion includes a supporting portion, a positioning portion and a hook. One surface of the accessory PCB is supported on the supporting portions. The positioning portions are received in the holes of the accessory PCB. The hooks are latched on the other surface of the accessory PCB. | 03-17-2011 |
Dong Wei, San Francisco, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20090203029 | Nucleic Acid Analysis Using Non-templated Nucleotide Addition - One embodiment of the invention is a method of producing an oligonucleotide extended by a single nucleotide base. An oligonucleotide and an extension terminating nucleotide are mixed with an enzyme having terminal transferase activity. The reaction produces an oligonucleotide extended by a single base. The extended oligonucleotide may be used as a size standard for single base extension reactions. Another embodiment of the invention is a method of producing a mixture of oligonucleotides extended by different single bases. An oligonucleotide, a first extension terminating nucleotide, and a second extension terminating nucleotide are mixed with an enzyme having terminal transferase activity. The first and second extension terminating nucleotides comprise different nucleotide bases and are labeled with different labels. The identity of the different extension terminating nucleotides (and hence the extended oligonucleotides) may be ascertained by reference to the specific label incorporated. | 08-13-2009 |
| 20100331256 | Variants of C-Type Natriuretic Peptides - The present invention provides variants of C-type natriuretic peptide (CNP) comprising one or more deletions; additions of and/or substitutions with natural amino acids, unnatural amino acids and/or peptidomimetics (including peptide bond isosteres); amino acid extensions; and/or other chemical moieties such as, e.g., poly(ethylene glycol) and hydrophobic acids. The CNP variants are useful as therapeutic agents for the treatment of diseases responsive to CNP, including but not limited to bone-related disorders such as, e.g., skeletal dysplasias and achondroplasia, and vascular smooth muscle disorders such as, e.g., restenosis and arteriosclerosis. | 12-30-2010 |
Dong Wei, Shenzhen CN
| Patent application number | Description | Published |
|---|---|---|
| 20090022215 | MODEM - A modem includes a modulation/demodulation function module, a hub function module, and at least one storage module. The storage module and the modulation/demodulation function module are connected to the hub function module, respectively. By adding one or more storage modules in to the modem, the invention enables mass storage of data to be provided at the modem, and thereby provides convenience to the user. | 01-22-2009 |
| 20100049877 | PERIPHERAL EQUIPMENT OPERATING METHOD, PERIPHERAL EQUIPMENT AND HOST - A peripheral equipment operating method, including: generating waiting data by a peripheral equipment; sending the waiting data to a host which communicates with the peripheral equipment; receiving the result returned by the host, after the host processed the waiting data by the peripheral equipment driving software. A method of assisting the operation of the peripheral equipment, including: the host which communicates with the peripheral equipment receives the waiting data from the peripheral equipment; the host processes the waiting data by the peripheral equipment driving software; the host sends the processed result to the peripheral equipment. A peripheral equipment and a host are also provided. | 02-25-2010 |
| 20100064036 | PERIPHERAL DEVICE OPERATION METHOD, PERIPHERAL DEVICE AND HOST - An operation method of peripheral device includes setting up connection of peripheral device to host, directly loading firmware of said peripheral device from said host, and operating said firmware by said peripheral device. The requirement of the peripheral device to non-volatile memory capacity is decreased. By pre-storing the firmware of the peripheral device in the host, the requirement of the peripheral device to non-volatile memory capacity is decreased. And it is not necessary to download the firmware in the non-volatile memory frequently when producing and debugging the peripheral device. Only loading the firmware of the peripheral device from the host directly is needed, and the efficiency is improved. | 03-11-2010 |
Dong Wei, Edison, NJ US
| Patent application number | Description | Published |
|---|---|---|
| 20090276060 | Mobile Function Block for a PLC Based Distributed Control System - Methods and architectures are described that provide function block mobility between PLCs. Each PLC configured with Mobile Function Blocks (MFBs) may forward and execute MFBs from each other. To enable MFB mobility over a communication bus, each PLC having one or more configured MFBs requires a Communication Function Block (CFB) and an MFB directory data block. Each PLC maintains an MFB directory data block to store its MFB directory which is used when other PLCs send requests to check the availability of MFBs they need to run new tasks. | 11-05-2009 |
Dong Wei, Granite Bay, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20090100203 | METHOD AND APPARATUS FOR PROVIDING UPDATED PROCESSOR POLLING INFORMATION - Embodiments of the invention provide a method and an apparatus to collect and dynamically update processor polling information. In one method embodiment, the present invention collects processor polling information at boot time to be provided to an operating system. The processor polling information describes operating conditions of an integrated processing system. The operating system is then notified that a triggering event has occurred that may potentially alter the operating conditions of the integrated processor system. Providing to the operating system updated processor polling information during runtime to reflect the operating conditions of the integrated processor system after the occurrence of the triggering event. | 04-16-2009 |
Dong Wei, Dongguan City CN
| Patent application number | Description | Published |
|---|---|---|
| 20110143618 | EPOXY RESIN COMPOUND, PREPARATION METHOD THEREOF, PREPREG MADE THEREFROM, AND COPPER CLADDED LAMINATE MADE THEREFROM - The present invention relates to an epoxy resin compound, a preparation method thereof, a prepreg made therefrom, and a copper cladded laminate made therefrom. The epoxy resin compound comprises: 30-80 parts by weight of epoxy resin; 20-50 parts by weight of polyphenylene ether resin of new structure with the number average molecular weight thereof being 1000-5000, which is prepared via the redistribution reaction of polyphenylene ether and phenolic resin with the existing of initiator agent; 0-50 parts by weight of filler; 1-20 parts by weight of ingredient. The epoxy resin compound of the present invention, has good heat resistance and dielectric property, and has a simple preparation process, which is good for batch production. Besides, the laminate material and copper cladded laminate of the present invention, which are made from the above mentioned epoxy resin compound, are used in printed circuit boards to have good heat resistance, dielectric property, and machinability, so as to be good for the signal transmission of a high-frequency PCB. | 06-16-2011 |
Dong Wei, Roseville, CA US
| Patent application number | Description | Published |
|---|---|---|
| 20110208955 | MACHINE-READABLE STORAGE MEDIA FOR DISPLAY OF A BASIC INPUT/OUTPUT SYSTEM (BIOS) PRODUCTIVITY DISPLAY - Example embodiments relate to a machine-readable storage medium encoded with instructions executable by a processor of a computing device including a display device. The machine-readable storage medium may include instructions that access a stored indication upon boot-up of the computing device using a Basic Input Output System (BIOS). In addition, the machine-readable storage medium may include instructions that determine, using the stored indication, whether an operating system (OS) of the computing device exited properly, and instructions that display a BIOS productivity display using the display device when it is determined that the computing device exited properly. Still further, the machine-readable storage medium may include instructions that permit the OS to display a recovery display when it is determined that the OS did not exit properly. | 08-25-2011 |
Dong Wei, Guangdong CN
| Patent application number | Description | Published |
|---|---|---|
| 20120002667 | METHOD FOR ESTABLISHING THE IP FLOW MAP UPDATING CONNECTION IN A HIGH RATE PACKET DATA NETWORK - The present invention discloses a method for establishing connections in IP flow mapping update in a HRPD network, comprising steps of: (1) when a PCF receives a request for establishing A8 connections that need to be re-mapped, if determining that there is A8 connection supported, sending an A11-registration request to a PDSN; (2) when the PDSN receives the information on A10 connections in the A11-registration request, if determining that there is A10 connection supported, establishing those A10 connections and sending an A11-registration reply; (3) when the PCF receives the reply message, establishing all the A8 connections corresponding to the A10 connections and sending an A9-connect-A8 to the AN; (4) an AT and the AN releasing and removing the IP flow that can not be mapped to any of the A8 connections or resource reserved by the IP flow according to the A9-connect-A8 received. | 01-05-2012 |
Dong Wei, Guangzhou CN
| Patent application number | Description | Published |
|---|---|---|
| 20120097513 | DUST-PROOF KEYBOARD - A dust-proof keyboard includes a keyboard main body and a plurality of keyboard keys ( | 04-26-2012 |