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| Number | Title | Issue Date |
| 8180358 | Joining a session in a communication network supporting multimedia group calls An apparatus and method for establishing a session in a communication network supporting multimedia group calls. A first step (202) includes determining streams for a multimedia group call by the service entity. A next step (204) includes providing an ... | 05/15/2012 |
| 8135432 | Method and system for managing a communication link in a communication network A method and apparatus for managing a communication link in a communication network are provided. A continuous actuation button is configured to initiate a communication link between communication devices. The communication link is initiated when a force applied on ... | 03/13/2012 |
| 8027683 | Handover between radio networks A communication system comprises a first radio network supporting a first air interface standard and a second radio network supporting a second air interface standard. The second radio network comprises a network interface 401 which receives a handover reques... | 09/27/2011 |
| 8019838 | Autonomous operation of networking devices A system, method, and information processing system for managing a configuration of a network device. A current state associated with at least one network device (104) is determined (206). A set of commands (118) available for the current state ... | 09/13/2011 |
| 7974651 | Automatically switching a TDMA radio affiliated with a FDMA site to a TDMA site A method and system for dynamically triggering re-connection of a TDMA-capable radio to a TDMA-based talk group via a TDMA site. The dynamic re-connection is triggered by the group call controller when an initial request for connection to the TDMA-based talk group i... | 07/05/2011 |
| 7885606 | Assisted measurement survey of a wireless communication network An apparatus and method for providing measurement assistance in a survey of a wireless communication network includes a first step (1) of defining a scope of measurement targets to complete the survey. A next step (2) includes measuring an RF parameter... | 02/08/2011 |
| 7869346 | Methods and apparatus for cluster licensing in wireless switch architecture Wireless switch licenses are assigned on a cluster basis rather than being limited to individual switches. A switch cluster is made up of two or more wireless switches that each having an assigned number of licenses. Each of the wireless switches is configured to es... | 01/11/2011 |
| 7710987 | Efficient transitions between operating states in a communication network An apparatus and method for efficient transitions between operating states in a communication network, includes a preliminary step of having a mobile station in a Dormant or Idle state. A next step includes requiring a data transfer, either to or from the mobile sta... | 05/04/2010 |
| 7702289 | Fast acquisition of a communication uplink allocation in a mobile communication system based on mobile processing capabilities A system and method for fast acquisition of a communication link in a wireless broadband communication system between a mobile station and a base station includes a scheduler (100) that is informed (102) of the processing capabilities of the mobile sta... | 04/20/2010 |
| 7567535 | Method and apparatus for improved link layer handoff Various embodiments are described to address the need for an apparatus and method that improves link layer handoff by addressing the packet-loss problem existing today. An intermediate buffer management layer (IBML) (201, 211) is introduced below layer 3 | 07/28/2009 |
| 7554987 | Quality of service modification using a token in a communication network An apparatus and method is provided for adjusting a Quality of Service (QoS) for a communication device in a communication network. One step includes registering an application from a service provider with the communication device and the communication network. Anot... | 06/30/2009 |
| 7551127 | Reconfigurable downconverter for a multi-band positioning receiver A reconfigurable downconverter (10) for a multi-band positioning receiver is operable with an RF synthesizer (18) with fixed output frequency, and a fixed wideband RF input (28). The downconverter (10) includes an RF mixer (12) ope... | 06/23/2009 |
| 7545769 | Mobile handoff functionality using asynchronous channel in a communication system A apparatus and method for using an asynchronous channel for mobile handoff in a communication system includes a first step of operating a mobile unit on a forward link channel and a reverse link channel, wherein the forward and reverse link channels are different. ... | 06/09/2009 |
| 7486144 | RF power amplifier protection A circuit and method for protecting a radio frequency power amplifier against peak drain voltage. A detector circuit has an input connected to a drain of a power transistor of an amplification stage of the power amplifier to detect a peak drain voltage therefrom. Th... | 02/03/2009 |
| 7471961 | Group call service using broadcast radio bearer A system and method for to establish a wireless group call from one of a plurality of communication units to others communication units includes a first step of receiving, from a requesting communication unit a request for a group call with other communication units... | 12/30/2008 |
| 7464313 | Hybrid approach for data transmission using a combination of single-user and multi-user packets A technique for transmitting data in a communication network employing Hybrid Automatic Repeat Request includes a first step 502 of grouping data to be transported into a first and second groups in accordance to a decision parameter, such as data size. A next... | 12/09/2008 |
| 7450975 | System and method for improving battery life of a mobile station At least one Radio Frequency (RF) operating condition associated with a mobile station (102) is obtained. The RF operating condition is compared to an optimum value. When the RF operating condition is substantially different from the optimum value, the paging... | 11/11/2008 |
| 7450490 | Channel estimation using the guard interval of a multicarrier signal A method of communication using Orthogonal Frequency Division Multiplexing (“OFDM”) comprises generating bit streams (bnε(0,1),n=0,1, . . . ,K−1) and the corresponding sets of frequency domain carrier amplitudes (XO(k) to XN(k... | 11/11/2008 |
| 7430174 | Data flow between a communication node and a mobile node in a mobile network A method of transmitting a data packet on a communication path from a first communication node (CN1, CN2) to a second communication node (LFN1, LFN2) in a mobile network (115). The method includes receiving a route message (1010... | 09/30/2008 |
| 7414989 | ACK/NACK determination reliability for a communication device A method for ACK/NACK determination reliability for a communication device includes a first step of defining a supplementary indicator of message acceptability. A next step includes sending data from a communication device to a BTS on an uplink channel. A next step ... | 08/19/2008 |
| 7394386 | Location signaling for transport system A system and method to provide location signaling for service, such as a request for transport from a child to his or her parent(s) to be picked up from school, for example. A dedicated communication device has location capabilities and a control to request service ... | 07/01/2008 |
| 7295813 | Current reduction by dynamic receiver adjustment in a communication device A method for reducing current drain in a communication device includes a first step of detecting interference including intermodulation and crossmodulation products. A next step includes determining a frequency offset of the interference with reference to the operat... | 11/13/2007 |
| 7260770 | Block puncturing for turbo code based incremental redundancy A method of block puncturing for turbo code based incremental redundancy includes a first step (1200) of coding an input data stream into systematic bits and parity bits. A next step (1202) includes loading the systematic bits and parity bits into resp... | 08/21/2007 |
| 7254615 | Ad hoc telecommunications network management and routing An ad hoc telecommunications network comprises a plurality of mobile devices, cached data being distributed amongst the devices. A manager device is elected for example based on highest compared received signal strength amongst the devices to manage the distributed ... | 08/07/2007 |
| 7248645 | Wireless transmission using an adaptive transmit antenna array Closed loop wireless communication of signals using an adaptive transmit antenna array, in which multiple copies of signals to be transmitted by the transmit antenna array are produced with delays and weights that are functions of the multi-path transmission channel... | 07/24/2007 |
| 7242784 | Dynamic gain control of audio in a communication device A method for dynamically controlling audio signal gain in a communication device starts with determining a level of an input audio signal. The level is then mapped against a table of predetermined corresponding gain targets to determine an appropriate gain target fo... | 07/10/2007 |
| 7243134 | Server-based navigation system having dynamic transmittal of route information A navigation system having a client device and a service center. The client device is capable of transmitting a starting point and a destination point from a user. The client device also includes a memory having a memory limit. The service center is capable of recei... | 07/10/2007 |
| 7243066 | Method and apparatus for mitigating the effect of transmission errors in a distributed speech recognition process and system A method and apparatus for distributed speech recognition serve to mitigate the effect of transmission errors. The method comprises the steps of identifying speech recognition parameters which have been subjected to a transmission error, and processing data to be se... | 07/10/2007 |
| 7233896 | Regular-pulse excitation speech coder A method for providing synthesized speech using regular-pulse excitation includes a first step (300) of processing input speech to provide a residual excitation signal. A next step (302) includes defining important samples of the residual signal. Low f... | 06/19/2007 |
| 7224969 | Telematics hotlining process A system and method of providing service for a Telematics communication device includes a first step of providing a vehicular radiotelephone communication system including a cellular radiotelephone network for connecting the communication device with a service opera... | 05/29/2007 |
| 7212843 | Current reduction in a communication device A method for reducing current drain in a communication device includes a first step of developing a history of readings of received signal strengths (RSS) of a neighboring broadcast control channel (BCCH). A next step includes monitoring a RSS of the neighboring cha... | 05/01/2007 |
| 7209490 | Rapid vehicle bus network activity An apparatus and method for rapidly providing activity on a vehicle network bus includes a node having a bus connection to the vehicle network bus. The node includes a Rapid Response Stack loaded with the predetermined message to respond to any network bus request b... | 04/24/2007 |
| 7206847 | Smart card with back up Smart card security is enhanced by making the smart card a two-piece device. Both parts of the smart card contain copies of user data and a processor, which executes program instructions stored in the smart card half so as to give each part of the two-part smart car... | 04/17/2007 |
| 7187736 | Reducing interference in a GSM communication system A method for reducing interference in a desired signal in a GSM communication system uses a finite-impulse-response filter for alternate linear equalization. The method includes a first step (300) of inputting a burst of data of a received waveform including ... | 03/06/2007 |
| 7183896 | Wake-up circuit The disclosed embodiments may relate to vehicle (10) having a control system (12) located within the vehicle (10). The control system (12) may include a processor (26) and a wake-up circuit (46) coupled to the processor (... | 02/27/2007 |
| 7181007 | Flat-profile keypad assembly and label A keypad apparatus includes a printed circuit (110) configured for a keypad. Dome actuators (108) are placed on top of the printed circuit. A backlight (106) with apertures (103) is placed over the dome actuators such that the dome actuat... | 02/20/2007 |
| 7180409 | Tire tread wear sensor system A system and method for monitoring belt wear or tread wear of a tire includes at least one radio frequency identification (RFID) tag with unique identification embedded in the belt or tread of the tire at one or more wear points. An RF tag reader periodically monito... | 02/20/2007 |
| 7181224 | Communications systems and method of transmitting information Media access control in known communications systems relies upon an initial position of a mobile terminal and one or more Quality of Service parameters. In order to improve the quality of allocation of resources, the present invention provides a communications syste... | 02/20/2007 |
| 7175227 | Sensor system for vehicle door A sensor system for protecting a door of a vehicle from damage includes an electronic sensor operable to detect when an object external to the vehicle is within close proximity to the door of the vehicle. The sensor system provides a signal indicative of the proximi... | 02/13/2007 |
| 7173989 | Method for reducing interference in a TDD system The amount of interference to communications in Time Division Duplexing (TDD) mode between a TDD mobile and a TDD base station from a mobile operating in Frequency Division Duplexing (FDD) mode that is located near to the TDD base station can be reduced by passing i... | 02/06/2007 |
