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Attorney: Choi; Glen B.


Number of patents: 47
Last date: March 20, 2012

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NumberTitleIssue Date
8139535Blind channel detection techniques
Techniques for use in a blind detection process of information elements. Channels can be allocated into groups. For each group, resource blocks of each channel can be further divided into subspaces. A base station may communicate a number of channels in a group, a n...
03/20/2012
8132087Forward error correction mapping and de-mapping techniques
Briefly, techniques to provide varying levels of enhanced forward error correction without modifying a line rate of a frame. ...
03/06/2012
8018741Adjusting for conductor loss to regulate constant output voltage in a primary feedback converter
A lower-cost and more precise control methodology of regulating the output voltage of a flyback converter from the primary side is provided, which works accurately in either continuous voltage mode (CCM) and discontinuous mode (DCM), and can be applied to most small...
09/13/2011
7969753Maintaining a constant output voltage by sampling and holding a voltage across an auxiliary winding
A lower-cost and more precise control methodology of regulating the output voltage of a flyback converter from the primary side is provided, which works accurately in either continuous voltage mode (CCM) and discontinuous mode (DCM), and can be applied to most small...
06/28/2011
7893748Glitch-free clock multiplexer that provides an output clock signal based on edge detection
Clock multiplexing techniques generate an output clock signal by detecting edges of a selected input clock signal and toggling the output clock signal based on detected edges of the selected input clock signal. Toggle signals are generated based on detected edges of...
02/22/2011
7570532Overwriting memory cells using low instantaneous current
A memory device includes memory cells that are overwritten in response to receipt of a clear request signal and an overwrite value. The clear request signal enables all word lines of the memory device to be overwritten. The clear request signal in combination with t...
08/04/2009
7286076Generating a mark/space table and a string of timing information on a remote control device
A remote control device detects that a command has been chosen. A command may, for example, have been chosen by a user pressing a key on the remote control device. In response, the remote control device generates a mark/space table and a string of timing information...
10/23/2007
7230562Sending a script to a virtual machine for immediate interpreting
A security channel is provided for communication with an eight-bit, register-based, virtual machine. The virtual machine is placed into a direct mode, and then individual script instructions are sent to the virtual machine across the security channel for immediate i...
06/12/2007
7227492Interpreting a common script block to output various forms of data according to a common protocol
A virtual machine has a first upper level script, a second upper level script, and common block of script. The first and second scripts and the common block of script are interpreted by an interpreter of the virtual machine. The common block of script may, for examp...
06/05/2007
7184416Techniques to cancel echo tail
Techniques are provided for reducing the magnitude of echo tails in a near-end modem. The invention may use an echo tail canceller to generate a signal that cancels echo tail. One characteristic of the echo tail canceller may be determined during a time when only th...
02/27/2007
7158631Efficient echo cancellation techniques
Techniques to cancel echo utilizing reduced die space and reduced usage of a time shared processor. ...
01/02/2007
7154977Techniques to reduce transmitted jitter
A re-timer system that may include a phase recoverer (“PR”), first-in-first-out device (“FIFO”) and retime clock multiplication unit (“CMU”). PR may receive an input signal that suffers from jitter. PR may generate a phase matched signal having substanti...
12/26/2006
7151379Techniques to test transmitted signal integrity
Briefly, a system that may facilitate system and line loop back diagnostic operations. In one possible implementation, a first transceiver may transmit test signals to a second transceiver. The second transceiver may include a transmitter with the capability to redu...
12/19/2006
7151813Techniques to reduce transmitted jitter
A re-timer system that may include a phase recoverer (“PR”), first-in-first-out device (“FIFO”) and retime clock multiplication unit (“CMU”). PR may receive an input signal that suffers from jitter. PR may generate a phase matched signal having substanti...
12/19/2006
7119701Techniques for detection of an active connection to a network
An apparatus and method for detecting a connection to a data transmission network functions by detecting the network signal energy on a network cable while avoiding the problems of excessive power consumption and generation of excessive electrical noise. By monitori...
10/10/2006
7098047Wafer reuse techniques
Briefly, test wafer reuse techniques. ...
08/29/2006
7078912Techniques to test signal propagation media
Briefly, techniques that may be used to provide characteristics of a signal propagation medium. Based on test signals transmitted into the medium, the techniques may be used to construct a mosaic waveform with multiple time segments. Each time segment may be based o...
07/18/2006
7072430Techniques to provide increased voltage swings in oscillators
Briefly, an oscillator device with impedance elements to prevent premature improper biasing of transistor nodes and to increase the maximum possible peak-to-peak signal swing. ...
07/04/2006
7054331Multi-lane receiver de-skewing
A technique for de-skewing a group of serial data signals respectively outputted from a group of data lanes includes simultaneously feeding a test signal to inputs of the group of data lanes and monitoring respective outputs thereof. A predetermined data element of ...
05/30/2006
7032392Method and apparatus for cooling an integrated circuit package using a cooling fluid
A method and apparatus for cooling an integrated circuit die. An integrated circuit package comprises an integrated circuit die. A cooling fluid makes contact with the integrated circuit die. In one embodiment, an interposer is disposed between the integrated circui...
04/25/2006
7032035Method and apparatus for improving transmission performance by caching frequently-used packet headers
In some embodiments, a method is provided for transmitting packet headers in a network adapter across a network. In this embodiment memory protocol headers and application data into packet buffers are stored on a host. On the network adapter a MAC header storing in ...
04/18/2006
7028205Techniques to monitor transition density of an input signal
Techniques to determine and indicate the extent to which transitions of an input signal deviate from a desired transition region. In an implementation, an indication may be provided when a transition of an input signal occurs within the desired transition region and...
04/11/2006
7026562Protected switch and techniques to manufacture the same
Briefly, micromechanical system (MEMS) switches that utilize protective layers to protect electrical contact points. ...
04/11/2006
7020729Protocol independent data transmission interface
Transmitting data across a scalable, flexible speed, serial bus in a communication protocol independent manner. ...
03/28/2006
6998927Techniques to provide increased voltage swings in oscillators
Briefly, an oscillator device with impedance elements to prevent premature improper biasing of transistor nodes and to increase the maximum possible peak-to-peak signal swing. ...
02/14/2006
6990412Techniques to manufacture optical signal transmitters
Techniques to speed the manufacturing process of devices such as optical signal transmitters, transponders, or transceivers by utilizing automated extinction ratio adjustment. ...
01/24/2006
6973147Techniques to adjust a signal sampling point
Techniques to adjust sampling times of an input signal. The techniques may utilize multi-level modification of the phase of a sampling clock. For example, the level of modification of the phase of the sampling clock may depend on the phase angle of the sampling cloc...
12/06/2005
6967548Microelectromechanical (MEMS) switching apparatus
This application discloses a microelectromechanical (MEMS) switch apparatus comprising an anchor attached to a substrate and an electrically conductive beam attached to the anchor and in electrical contact therewith. The beam comprises a tapered portion having a pro...
11/22/2005
6936780Protected switch and techniques to manufacture the same
Briefly, micromechanical system (MEMS) switches that utilize protective layers to protect electrical contact points. ...
08/30/2005
6928055Network interface unit
Briefly, in accordance with one embodiment of the invention, a system includes: a network interface unit (NIU). The network interface unit (NIU) is adapted to monitor bandwidth utilization of the netrwork interface unit and adjust the minimum interval for the transm...
08/09/2005
6920207Techniques to reconnect with a modem
Techniques to ensure reconnection between a modem and a server modem on hold. A first communication path between a modem and a sever modem may be interrupted to open a second communication path between a telephone and a third party terminal. When the second communic...
07/19/2005
6903605Offset cancellation techniques that utilize one of a plurality of offset cancellation sources
Briefly, DC offset cancellation techniques that utilize one of multiple sources of a DC offset cancellation signal. The DC offset cancellation techniques may be used by a limiting amplifier. ...
06/07/2005
6894602System and method for active detection of connection to a network
An apparatus and method for detecting a connection to a data transmission network functions by detecting the network signal energy on a network cable while avoiding the problems of excessive power consumption and generation of excessive electrical noise. By monitori...
05/17/2005
6888415Ring oscillator devices and methods of generating signals
Techniques to tune a frequency of a sinusoidal signal using devices having controllable signal phase delay times. One implementation may include an input terminal to receive an input signal; a first delay path to selectively receive the input signal; a second delay ...
05/03/2005
6888986Method and apparatus of a semiconductor-based tunable optical dispersion compensation system with multiple system with multiple channels
A semiconductor-based tunable optical dispersion compensation method and apparatus for multiple channels. In one aspect of the present invention, an apparatus according to an embodiment of the present invention includes a semiconductor material. An optical path thro...
05/03/2005
6859080Systems to control signal phase
A phase locked loop that may use UP and/or DN signals having programmable active state durations to control the speed of a clock signal. ...
02/22/2005
6842572Techniques to guide optical signals
A device that compensates for focal point drift of transmitted optical beams caused by ambient temperature changes by using a position adjuster to adjust the alignment of channels of a target planar lightwave circuit (“PLC”). The channels of the target PLC may t...
01/11/2005
6836167Techniques to control signal phase
A phase locked loop that may use UP and/or DN signals having programmable active state durations to control the speed of a clock signal. ...
12/28/2004
6825428Protected switch and techniques to manufacture the same
Briefly, micromechanical system (MEMS) switches that utilize protective layers to protect electrical contact points. ...
11/30/2004
6819172DC offset cancellation techniques
The present invention includes an offset cancellation device having input return loss characteristics suitable for high frequency operation. ...
11/16/2004
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