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Pham, Chi


Primary examiner statistics: 5307 patents; average approval time: 5305 days
Assistant examiner statistics: 553 patents; average approval time: 554 days

Patents as Primary Examiner

1                      
NumberTitleIssue Date
8116260Simulcasting MIMO communication system
A wireless multiple-input multiple-output (MIMO) communication system includes signal simulcasting. Base stations include a plurality of transmit antennas and terminals include a plurality of receive antennas to form MIMO channels. In one embodiment, a simulcasting ...
02/14/2012
8116255Device for semi-transparent multiplexing of data stream for a communication satellite
A device (D) is dedicated to data stream processing within a communication satellite of a communication network. This device (D) comprises processing means (MT) whose job is, in the event of receipt of a first incoming data stream whose carrier exhibits a first modu...
02/14/2012
8117658Access point, mobile station, and method for detecting attacks thereon
A mobile station (STA) communicates with a WLAN device over a communication system includes a storage system, at least one processor, a detection module, an address determination module, a transmission module, and a response module. The STA detects a MAC management ...
02/14/2012
8116320Mapping external port using virtual local area network
A program product comprising program instructions, embodied on a storage medium that are operable to cause a processor to switch input data packets for ingress to at least one internal-device port of an internal device from all external ports using virtual local are...
02/14/2012
8116265Channel estimation
To allocate a very small aperture terminal (VSAT) to a modulation and coding pair (MODCOD) in a second generation digital video broadcasting satellite (DVB-S2) adaptive coding and modulation (ACM) system, a hub periodically transmits pilot frames of alternating MODC...
02/14/2012
8116237Clearing house for publish/subscribe of status data from distributed telecommunications systems
A distributed contact center and method of managing data transfers between the distributed parts of the contact center is provided. Distributed parts of the contact center are joined together through a known communications initiation protocol, then one or both of st...
02/14/2012
8116256Wireless data frame structure among nodes
The embodiments provide transmitting at same time first and relay second node preambles aligning data frames among the first node and the relay second node wirelessly communicating in a channel and transmitting by the first node one or more radio resource control pa...
02/14/2012
8116205Vehicle active network
A vehicle active network (12) communicatively couples devices (14-20) within a vehicle (10). Device operation is independent of the interface (22-28) of the device (14-20) with the active network (12). A...
02/14/2012
8117511Communication device and method of correcting the same
A communication device includes a reference clock generator that generates a first reference clock signal, and a super frame timer that clocks a period of super frame based on the first reference clock signal generated by the reference clock generator. The communica...
02/14/2012
8111621Method for configuring a telecommunication system
The invention relates to a method for configuring a telecommunication system comprising at least one sending entity and one receiving entity between which the same link transmits several transport channels with different qualities of service. The sending entity matc...
02/07/2012
8111718Communication system and method that reduces interference
A method of operating a communication system is disclosed. The method comprises acquiring a first frequency band for a first device to wireles sly communicate a first data stream. The center frequency of the first frequency band is f1. A second frequency ...
02/07/2012
8111612Link-based recovery with demand granularity in mesh networks
A protected communication network utilizes a link-based recovery strategy that supports independent recovery paths for individual demands, where each link includes one or more lines and each line can support one or more demands. Failure of one or more—or even allâ...
02/07/2012
8111670System and method for processing wireless high definition video data using remainder bytes
A method and system for processing high definition video data using remainder bytes is disclosed. In one embodiment, the method includes receiving an information packet having the length of L bytes, wherein L=(M×n×K)+A, and where: M is the depth of an interleaver,...
02/07/2012
8111619Apparatus and method for routing data in wireless networks
A method includes identifying, at a first wireless node, routing costs associated with routing data to a destination through multiple paths in a wireless network. The method also includes identifying, at the first wireless node, information propagation values associ...
02/07/2012
8111671Wireless communication system, wireless communication apparatus, wireless communication method and computer program
The present invention eliminates a transmission-waiting operation which is unnecessary while accommodating a prioritized traffic. Although a communication station enters a transmission-disallowed state in response to detection of a signal addressed to another statio...
02/07/2012
8107408Route maintenance and update based on connection identifier in multi-hop relay systems
Connection ID (CID) assignment in multi-hop relay system can be used to perform routing. Using CID assignment as routing information in a multi-hop wireless relay system to maintain the routing structure is disclosed. In a CID cache scheme, a base station builds a C...
01/31/2012
8107491System and method for providing communication between intelligent electronic devices via an open channel
An intelligent electronic device is configured to receive and generate data formatted in accordance with Distributed Network Protocol 3.0 (DNP 3.0) through an Ethernet TCP/IP medium. The intelligent electronic metering device for communicating over a network via an ...
01/31/2012
8107418Mobile communication system, mobile station apparatus, base station apparatus, mobile communication method, program and recording medium
A mobile communication system that is a wireless communication system using the AMC scheme and does not require any transmission/reception of control signals between a base station apparatus and a mobile station apparatus during controlling of the transmission/recep...
01/31/2012
8107386VPLS N-PE redundancy using pseudo wire fast failover
In one example embodiment, a system and method is provided that includes establishing a plurality of Pseudo Wire (PW) connections between a first network appliance region and a second network appliance region to transmit data from the first network appliance region ...
01/31/2012
8107361Simultaneous active registration in a SIP survivable network configuration
Provided are methods, devices, and systems for maintaining a SIP survivable network. The present invention is adapted to allow SIP endpoints or User Agents to discover and select the controller or controllers that the SIP endpoint will register with. Selection of th...
01/31/2012
8107415Method and system for transferring time division multiplexing service data
The present invention discloses a method and system for transferring TDM services in GPON, the method includes the steps of: in the case of performing the GPON ranging process, buffering the uplink TDM service data received by an optical signal transceiver in an Inp...
01/31/2012
8107497Auto bandwidth negotiation, reroute and advertisement
A bandwidth negotiation system including a first network, a plurality of end user devices in communication with the network, a multiplexing unit communicatively coupled to the network, a second network, and an analyzing unit in communication with a second network. I...
01/31/2012
8107359Performing a changeover from a first virtual node to a second virtual node
Apparatus for non-disruptive error recovery in a clustered system, comprises a node instance configuration activity quiescing component for quiescing configuration activity at a first virtual node instance; a node instance creation component for creating a second vi...
01/31/2012
8107412Gatelink startup controlled by ACARS CMU
Methods and apparatus' for operating a communication system between an aircraft and a communication center are provided. One method includes using an aircraft communication addressing and reporting system (ACARS) of an aircraft to control a gatelink communication sy...
01/31/2012
8102757Wireless communication apparatus
A wireless transmission apparatus is a wireless communication apparatus constituting a base station capable of communicating with one or more terminals, via a wireless LAN, the wireless communication apparatus including: an inverse fast Fourier transform processing ...
01/24/2012
8102792Enabling foreign network multicasting for a roaming mobile node, in a foreign network, using a persistent address
Permitting a mobile host to roam in a foreign network, with multiple access node handoffs, while permitting foreign network multicasting by (i) having the mobile node (MN) use a persistent address, for purposes of multicasting, and (ii) relaxing or modifying reverse...
01/24/2012
8102827Peer mobile router authentication method, and multiple peer care-of addresses registration method, and mobile router failover method for multi-homed mobile networks
Provided are a peer MR authentication method, a multiple peer CoAs registration method, a failover method for multi-homed mobile networks, and a computer readable recording medium thereof. The registering method includes the steps of: a) determining whether a second...
01/24/2012
8102878Video packet shaping for video telephony
The disclosure relates to techniques for video packet shaping for video telephony (VT). The techniques can be used to prioritize audio packets to reduce audio delay. Channel conditions, excessive video content, or both can cause delays in audio transmission. When re...
01/24/2012
8102879Application layer metrics monitoring
The present invention enables the monitoring of application layer metrics of data packets for subscribers or groups of subscribers. In one embodiment, an edge routing node, such as an edge router or the like, between an access network and a core network will identif...
01/24/2012
8098630Scanning methods and apparatus for system acquisition
In one illustrative example, a system acquisition method suitable for use in W-CDMA utilizes a receiver having an automatic frequency control (AFC) circuit. A system acquisition scan is performed over a plurality of candidate frequencies in an RF band. During the sy...
01/17/2012
8098675Service interface for QoS-driven HPNA networks
An in-band signaling model media control (MC) terminal for an HPNA network includes a frame classification entity (FCE) and a frame scheduling entity (FSE) and provides end-to-end Quality of Service (QoS) by passing the QoS requirements from higher layers to the low...
01/17/2012
8098607Efficient multi-cast broadcasting for packet data systems
Methods and apparatus are presented for efficient broadcasting in wireless packet data systems. A single MAC_ID is used for broadcasting to a group of subscribers. By using the channel quality information of the group of subscribers, a base station determines the id...
01/17/2012
8098571Stack manager protocol with automatic set up mechanism
A stack switch for performing pass-through forwarding operations, assigning stack switch identifiers to a plurality of stack switches, temporarily disabling supervision messages exchanged by stack switches, and electing a primary master stack switch is disclosed. In...
01/17/2012
8098610Multiplexing and demultiplexing radio channels
In one embodiment, a method and apparatus of multiplexing and demultiplexing radio channels includes receiving data through at least one multicast media channel available for use in an Internet Protocol Interoperability and Communications System (IPICS) comprising m...
01/17/2012
8098601Slow adaptation of modulation and coding for packet transmission
Systems and methods for performing MCS adaptation are provided. In some cases, the network performs MCS adaptation based on received NACKs. In other cases, the mobile station determines an MCS based on channel quality measurements, and feeds back the MCS adaptation ...
01/17/2012
8094668Physical layer device including a serial media independent interface (SMII)
A physical layer device includes a serial media independent interface (SMII). The SMII includes a first terminal configured to receive a first data stream. The first data stream is received at the first terminal in accordance with a first frequency. The SMII further...
01/10/2012
8094684Link training scheme for displayport source repeaters
A system and a method for configuring communication between a source device and a sink device using captured configuration data are described. The source device communicates with a repeater, which modifies received data to facilitate transmission to the sink device,...
01/10/2012
8094551Exchange of access control lists to manage femto cell coverage
System(s) and method(s) provide access management to femto cell service through access control list(s) (e.g., white list(s), or black list(s)). White list(s) includes a set of subscriber station(s) identifier numbers, codes, or tokens, and also can include additiona...
01/10/2012
8094593Communication apparatus, communication program, and communication method
A communication apparatus of the present invention used for communicating with an external communication device is provided with a memory section to store a correspondence table associating users of external communication devices with contact addresses for contactin...
01/10/2012
8095710System and method of providing electrical isolation
In a particular embodiment, a power sourcing equipment (PSE) device is disclosed that includes a plurality of network input/output (I/O) interfaces adapted to physically and electrically connect to a respective plurality of cables. The PSE device further includes a ...
01/10/2012
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