Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 8041307 | Method of controlling wireless communications An exemplary method of controlling wireless communications includes generating a control signal that indicates a desired transmission timing of a plurality of interference signals from a respective plurality of interference devices. The control signal is transmitted... | 10/18/2011 |
| 8036602 | Apparatus and methods for providing function specific access to a mobile terminal via an external device Methods, systems, and apparatus for providing customizable interaction with a mobile terminal using external input devices are provided. A first activation signal that corresponds to a first function in the mobile terminal is received into the mobile terminal from a... | 10/11/2011 |
| 8032088 | Method, apparatus, network element and software product for location area update optimization A method, apparatus, software product, and network element enable a user equipment to operate in an idle mode, to sense a change in the broadcasted location area, and to then report that change to a network without requiring a dedicated connection to the network. Th... | 10/04/2011 |
| 8014730 | Method of operating a communication system, a radio station, and a radio communication system A radio communication system has a plurality of transmission formats available for the transmission of data signals by a sending station, and a pilot signal is transmitted to enable channel estimation by the receiving station. A receiving station transmits a control... | 09/06/2011 |
| 7865148 | System and method for encoding and decoding information signals using a priori information A system and method for coding and decoding an information signal sent through a communication system. The system includes: an encoder for encoding the information signal without adding additional information and for sending an encoded information signal; and a soft... | 01/04/2011 |
| 7801491 | Wireless communication system and method A wireless communication system includes: a main antenna for radiating an electromagnetic wave to wireless IC chips; a reflecting plate for reflecting the electromagnetic wave from the main antenna to the wireless IC chips; and a control unit which supports the wire... | 09/21/2010 |
| 7486935 | Method and system for controlling transmission power A transmission power control system includes a control and a controlled station. In the control station, an SIR (Signal-to-interference Ratio) estimator calculates two different kinds of estimated SIRs having a long and a short mean processing time, respectively. A ... | 02/03/2009 |
| 7483676 | Radio communication terminal and radio communication control method A hopping control device selects one hopping pattern out of hopping patterns P1 to PN, reads out a hopping frequency sequence arranged in the selected hopping pattern from a frequency hopping pattern memory, and sends the hopping frequency sequence to frequen... | 01/27/2009 |
| 7444132 | Apparatus, and associated method, for facilitating dynamic filtering of a receive signal Apparatus, and an associated method, for adaptively controlling filter characteristics of a filter forming part of a receive station, such as a mobile station operable in a cellular communication system. An adaptive parameter unit is provided with signal representat... | 10/28/2008 |
| 7444162 | Apparatus and a method for distributing a transmission power in a cellular communications network A mobile terminal for use in a cellular communications network the terminal being adapted to: i) if the terminal transmits signals at a power below the maximum uplink transmission power, distributing the available uplink transmission power between different channels... | 10/28/2008 |
| 7444168 | Radio communication semiconductor integrated circuit, data processing semiconductor integrated circuit and portable device A portable device having a communication function composed of a plurality of LSIs operated in synchronization with a clock, such as a baseband LSI and a logic LSI such as an application processor, can synchronize the baseband LSI with the logic LSI without lowering ... | 10/28/2008 |
| 7437157 | Method and system for wireless admission control based on fixed or mobile nature of wireless communication devices A method and system for wireless admission control. The system monitors the air interface load in various wireless coverage areas, such as sectors for instance. When the load exceeds a designated level, the system begins making call admission decisions based on whet... | 10/14/2008 |
| 7428404 | Communication apparatus with external activation of communications link Herein disclosed is a communication apparatus to be operative in combination with first and second external devices for respectively producing first and second information, comprising: first information receiving means for receiving the first information from the fi... | 09/23/2008 |
| 7428425 | Method and apparatus for providing biasing criteria for binary decisions for use in wireless communications to enhance protection A criterion for biasing a binary decision requiring an unequal protection which utilizes a measured signal to interference ratio (SIR). The SIR may be derived from a determination of channel estimation. The SIR is compared against a threshold, the threshold being se... | 09/23/2008 |
| 7424312 | Interface system for an accessory and a communication device A configurable interface system (100) couples an accessory (102) to a communication device (104). The interface system utilizes a memory device (120) embedded in the accessory (102) that stores physical configuration and event mapp... | 09/09/2008 |
| 7424305 | Base station, mobile station, communication system, and communication method A base station communicates with plural mobile stations using a common channel common to the mobile stations, and a predetermined number of a plurality of shared channels assigned to the mobile stations. The base station includes a scheduler that acquires, for each ... | 09/09/2008 |
| 7420921 | Aggregated fragment acknowledgement in local area network Aggregated fragment acknowledgement in a LAN. A transmitter sends a data packet to a receiver. The receiver then constructs an AFAF and sends that AFAF back to a transmitter. The transmitter is then able to determine the success and/or failure, in full or in part, o... | 09/02/2008 |
| 7418240 | Dynamic adaptation of impaired RF communication channels in a communication system A system for dynamically adapting a communication channel to channel impairments includes a spectrum monitor configured to determine a channel impairment characteristic related to a channel impairment present in the channel. The system includes a system manager conf... | 08/26/2008 |
| 7415253 | Temperature compensation of transmit power of a wireless communication device A method for temperature compensation of transmit power of a wireless communication device begins by measuring transmit power of the wireless communication device at a first temperature-based biasing condition to produce a first measured transmit power. The method c... | 08/19/2008 |
| 7415246 | Attenuation of high-power inbound RF signals based on attenuation of a T/R switch A method for determining attenuation of a transmit/receive switch for attenuating inbound RF signals begins by enabling the transmit/receive switch to provide a loop back configuration between a transmitter section and a receiver section of a radio frequency integra... | 08/19/2008 |
| 7409189 | Calibration and testing architecture for receivers A method and apparatus are provided to generate calibration signals to multiple stages in a receiver channel. The multiple stages are calibrated using multiple calibration circuits, where a controller controls each calibration circuit. The controller is coupled to t... | 08/05/2008 |
| 7406327 | System that adapts power for minimizing the total amount of transmitted power within a wireless communications network and related method A system adapts power for minimizing the total amount of transmitted power in a wireless communications network. A transmit station transmits a communications signal requesting a response from receiving mobile stations. A plurality of the mobile stations receives th... | 07/29/2008 |
| 7405649 | Communication control apparatus A communication control apparatus of the present invention controls communication among a plurality of electronic devices mounted on a vehicle and mainly includes a control unit that is configured of a micro computer or the like and that periodically outputs clock p... | 07/29/2008 |
| 7400899 | Method for controlling power level based on packet error rate in wireless personal area network system Disclosed is a method for controlling a power level based on a packet error rate (PER) in a wireless personal area network (WPAN) system. The method for controlling a power level based on a packet error rate (PER) in a wireless personal area network (WPAN) system, i... | 07/15/2008 |
| 7398101 | Transmitter power level optimization and error correction technique A master transceiver automatically lowers its transmit power level at intervals until a slave transceiver no longer accurately receives the transmitted data. When the master detects an inaccurate transfer of data, the master incrementally increases the transmit powe... | 07/08/2008 |
| 7398057 | Security messenger system The invention provides a communication and control system and method including a portable control and display unit, such as a portable handheld pocket PC, an aircraft mounted integrated Global Positioning System (GPS) satellite receiver, a VHF radio modem, an Aircra... | 07/08/2008 |
| 7380028 | Robust delivery of video data The systems and methods described herein relate to the robust delivery of data. A transmitter (e.g. a server or RF broadcaster) passes parameters to a receiver and/or client enabling operation of a generalized buffer model within the receiver that regulates the prop... | 05/27/2008 |
| 7376437 | Radio resource management An apparatus and method of generating downlink power information for a multi-sector base transceiver site in which power can be shared between existing amplifiers includes a first step of gathering (S10) downlink power information for each sector. When the to... | 05/20/2008 |
| 7373168 | Power controlled fading communication channel system A power controller in a communication system adjusts the transmitted power level using adaptive prediction of channel fading for maintaining the power level for improved communications by using an adaptive nonlinear predictor that explicitly takes into account the p... | 05/13/2008 |
| 7369061 | Vehicle locator device A device for locating a parked vehicle has a remote mobile unit with an aerodynamic housing, including a base and a transparent lens covering an illuminating visual indicator, such as a strobe light. The base contains a battery power source, an electronic sound emit... | 05/06/2008 |
| 7369494 | Method and apparatus for managing data bursts The invention operates to determine a measure of one or more input data parameters, such as input data rate and input data buffer fill at the beginning of a data burst. The invention then proceeds to the selection of an operating data rate for the data burst as a fu... | 05/06/2008 |
| 7369602 | Adaptive channel estimation by means of variation of the integration length during the despreading of spread-coded training symbol sequences In the method, the received spread-coded signal sequence rk(i) is first of all correlated with the spread-coded training symbol sequence in a correlator (24) so as to counteract the influence of the transmitted training symbols. The signal sequence... | 05/06/2008 |
| 7369811 | System and method for sensitivity optimization of RF receiver using adaptive nulling The present invention provides sensitivity enhancement for a single antenna RFID interrogating device by separately coupling a nulling signal formed using a portion of a transmit signal into a receiver. The phase and amplitude of nulling signal can be adjusted so th... | 05/06/2008 |
| 7366245 | Calibration in MIMO systems Aggregate channel reciprocity in a wireless system is supported by calibrating transmitter/receiver pairs. ... | 04/29/2008 |
| 7366477 | Redundancy version implementation for an uplink enhanced dedicated channel This invention describes a method for a redundancy version implementation of an uplink (UL) enhanced dedicated channel (E-DCH) in mobile communication systems by calculating a redundancy version number (RVN) as a function of a connection frame number (CFN), a maximu... | 04/29/2008 |
| 7366473 | Method and apparatus for diversity switching control A method and apparatus for diversity switching control are generally described herein. According to one embodiment, a diversity control network is introduced which effectively reduces the number of coaxial cables required to interface with N antennas from the conven... | 04/29/2008 |
| 7363029 | Unified interface for voice, text or picture message authoring A unified messaging interface and associated methods that enables mobile communication device users to initiate the creation of a message for a recipient without being required to explicitly specify the type of message that is to be created. The mobile communication... | 04/22/2008 |
| 7356311 | Wireless audio signal and control signal device and method thereof A signal transmission arrangement includes a signal transmitter and a signal receiver wirelessly communicating with the signal transmitter. The signal transmitter includes a hybrid signal device to hybridize the audio signal with the control signal to form a consoli... | 04/08/2008 |
| 7352829 | Data-aided channel estimation Forming a channel estimate for a communications channel in a communication system, which a receiver that receives over the communications channel signals including pilot symbols, control symbols, and a set of data symbols. A pilot-only based channel estimate is calc... | 04/01/2008 |
| 7349713 | Data communication apparatus and data communication method A type-2 hybrid ARQ data communication device having an improved quality of transmitted data while an increase of power consumption is avoided. The communication device transmits the same information bits (S) plural times (N times) and controls (changes) the transmi... | 03/25/2008 |
