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| Number | Title | Issue Date |
| 7409461 | Dynamic file-based routing in a broadband communications system Methods and systems consistent with the present invention provide broadband subscribers with dynamic, automatic routing information for accessing services offered by a service provider network (35) and/or content provider networks (40, 45). Client soft... | 08/05/2008 |
| 7362818 | Amplitude and phase comparator for microwave power amplifier A predistortion power amplifier architecture has a power amplifier which receives an input via an amplitude modulator and a phase modulator. A sample of the output of the amplifier and a sample of the input to the amplifier are applied to an adaptive pre-distorter s... | 04/22/2008 |
| 7362973 | Protecting secret data entry from infrared and audio eavesdropping A method for protecting a data entry device from eavesdropping includes masking a signature of entry resulting from entry of data by a user of the data entry device so as to reduce the detectability of the signature by eavesdropping. The signature may include a temp... | 04/22/2008 |
| 7356319 | Reduced power consumption A radio frequency receiver for receiving supplementary data transmitted with a radio station signal. The supplementary data includes one or more information word fields containing supplementary data transmitted with the radio station signal. The receiver includes a ... | 04/08/2008 |
| 7340015 | Asymmetric wireless protocol communications wherein upstream traffic uses one protocol and downstream traffic uses a different protocol In a wireless network, data transmitted from a client station to an access point is transmitted using the 802.11b protocol while data transmitted from the access point to the client station is transmitted using the 802.11g protocol. In an alternative embodiment of a... | 03/04/2008 |
| 7274746 | System and method for mitigating noise associated with information communication A system for mitigating noise associated with information communication includes means for determining when a first set of information is transmitted by a transmitter. The system includes a receiver for receiving a second set of information in response to the first ... | 09/25/2007 |
| 7215949 | Cellular subscriber radio service A method for retransmitting a received radio programming signal is disclosed. The method comprises the steps of: receiving the signal over a cellular transmission network at a first transceiver station configured to output the radio programming signal; and transmitt... | 05/08/2007 |
| 7190685 | Control information transmission in a wireless communication system Disclosed is a method and apparatus of data transmission having increased reliability in control information transmission without increased overhead and frame transmission delays. This method and apparatus of data transmission involves transmitting a data packet ove... | 03/13/2007 |
| 7113741 | Optimized method of transmitting multimedia content An optimized method for the transmission of multimedia contents between a multimedia content transmitter and a multimedia content receiver in a mobile radio network transmitting a multimedia content description vector from the transmitter to the receiver, calculatin... | 09/26/2006 |
| 7110720 | Local area internet radio receiver/transmitter In accordance with the invention, radio program content or other audio communications and music are transmitted as digital information through the Internet to an Internet radio receiver/transmitter device. The device converts received digital information to analog i... | 09/19/2006 |
| 7107029 | Reduced power consumption A radio frequency receiver for receiving supplementary data transmitted with a radio station signal, said supplementary data comprising one or more information word fields containing supplementary data transmitted with the radio station signal, said receiver compris... | 09/12/2006 |
| 7072629 | Method for recording information transmitted over a radio frequency A method for recording information that is transmitted over a radio frequency, especially traffic information, in which, in a monitoring state, the receiving device is supplied with power in a clocked manner. While switched on, the receiving device is tuned to a pre... | 07/04/2006 |
| 7061386 | Air freshener dispenser equipped with an indicator circuit for indicating an incoming call on a nearby cellular telephone There is described an air freshener dispenser, in particular of the type fittable to vehicle air inlets, which has an indicator circuit for indicating an incoming call on a cellular telephone in the vicinity of the air freshener dispenser. ... | 06/13/2006 |
| 7050775 | Method and apparatus for securely enabling a radio communication unit from standby mode A radio communication unit employs passive devices and a loop filter to receive a coded frequency modulated wakeup or synchronization signal that enables the receiving radio unit and initiates communications. The loop filter simultaneously tracks phase and frequency... | 05/23/2006 |
| 7046975 | Method and system for blind detection of modulation type The invention relates to a method and a receiver for demodulating a modulation symbol in a communication system without knowledge of the modulation constellation employed in a transmitter to modulate this symbol before transmission. According to the method, the inve... | 05/16/2006 |
| 7031476 | Method and apparatus for intelligent speaker A speaker system having intelligence for communication with the amplifier. The speaker system contains a communications module that transmits information across the connection between the speaker system and the amplifier with regard to the speaker characteristics. T... | 04/18/2006 |
| 7006828 | Method and apparatus for performing cell selection handoffs in a wireless communication system A novel method and apparatus for performing cell selection handoffs in a wireless communication system is disclosed. The CSHO method and apparatus of the present invention determines which transmitters to temporarily disable or “gate off” during soft handoff pro... | 02/28/2006 |
| 6968220 | RF receiver with power off control An RF receiver or another type of electronic circuit contains circuit elements a setting of which is controlled by at least one control voltage. Furthermore, a control unit is provided for switching off the circuit elements during power-off periods. While the circui... | 11/22/2005 |
| 6901926 | Ultrasonic atomizer, ultrasonic inhaler and method of controlling same A bush (31) is fitted into a housing (10) and an ultrasonic pump (12) is supported liquid tightly by the bush (31). The ultrasonic pump (12) is constituted by a pump shaft (21) formed to include a pump bore (22) passi... | 06/07/2005 |
| 6868331 | Method for outputting traffic information in a motor vehicle The invention relates to a method for outputting traffic information in a motor vehicle. In order to present the driver with traffic information in such a way that he can adapt his driving behaviour and/or his selection of a route for his journey to the respective c... | 03/15/2005 |
| 6765486 | Portable alarm system that interfaces with an individual's personal radio Apparatus is directed to a personal, portable alarm system that interfaces with an individual's portable radio and remote speaker/microphone to provide the individual with an audible indication that a radio signal has been received from a remote sensor that is indic... | 07/20/2004 |
| 6400305 | Wide band radar detector with three-sweep input stage A police radar detector detects police radar signals in the X, K and wide Ka police radar bands and rejects interfering Ka band signals that are a higher harmonic of a nuisance source having a fundamental frequency adjacent to the X police radar bands. Ea... | 06/04/2002 |
| 6204761 | Weather alert system A weather alert system to warn a user when an emergency signal has been broadcast and to simultaneously activate a television or other visual information source and to select a predetermined informational channel. The weather alert system includes a signa... | 03/20/2001 |
| 6157815 | Method and apparatus for providing broadcast messages in a communications network The present invention is a novel and improved method for providing broadcast short message services (SMS) in a communication network. It is an objective of the present invention to provide a method and apparatus that insures the successful transmission of... | 12/05/2000 |
| 6115588 | Radio selective calling receiver having infrared data transmission A radio selective calling receiver which can prevent reliably a radio section from being affected by a noise generated in a boosting circuit during an infrared-ray communication, whereby a reception sensitivity in the radio section can be prevented from b... | 09/05/2000 |
| 6112075 | Method of communicating emergency warnings through an existing cellular communication network, and system for communicating such warnings A method of communicating emergency warnings to persons within a selected in a region served by a cellular communication system that comprises a plurality of transmission stations, includes providing persons in the area with warning devices that generate ... | 08/29/2000 |
| 6072406 | Traffic light control apparatus for emergency vehicles A traffic light control apparatus for emergency vehicles for enabling control of a plurality of traffic signal lights disposed at a controlled intersection by an operator of an emergency vehicle and for disabling a conventional traffic signal light contro... | 06/06/2000 |
| 6069580 | Multi-conversion radar detector having increased tuning range and self-calibrating function The present invention provides a broad band, multi-band radar detector which may be configured so as to have two or three down conversion stages. There are three mixers in the circuit, the second of which has a frequency synthesized local oscillator which... | 05/30/2000 |
| 6057765 | Non-linear junction detector A non-linear junction detector designed for counter surveillance measures achieves superior performance by using a single circularly polarized antenna to transmit a signal and to receive harmonics of the transmitted signal that are re-radiated by a non-li... | 05/02/2000 |
| 6031467 | Method in a selective call radio for ensuring reception of advertisement messages An SCR (122) that receives personal messages and corresponding advertisement messages, includes a receiver (304), memory (310), presentation circuit (313) and processor (308). The processor is adapted to cause the receiver to receive a personal message (4... | 02/29/2000 |
| 6021321 | Selectively called wireless receiver with plural character set storage unit A wireless unit of a selectively called wireless receiver receives a wireless signal so as to decode the received wireless signal containing a selectively calling signal having a calling number, a vector signal containing vector type information used to d... | 02/01/2000 |
| 5929774 | Combination pager, organizer and radio A combination electronic pager, organizer and radio (10) supplied with power by at least one of an external and an internal power supply (56) and connectable to a telephone line (50). The combination electronic pager, organizer and radio (10) includes a h... | 07/27/1999 |
| 5893056 | Methods and apparatus for generating noise signals from speech signals In methods and apparatus for generating an LPC-encoded noise signal from an LPC-encoded speech signal, excitation parameters of the LPC-encoded speech signal for a current frame are randomized upon detection of speech in the current frame. For frames in w... | 04/06/1999 |
| 5749050 | Automatic emergency alarm reception apparatus using specific frequency An automatic emergency alarm reception apparatus for a broadcasting receiver which has a radio frequency part and a low frequency part, comprising an ON/OFF switch connected between the radio frequency part and the low frequency part, for turning on the b... | 05/05/1998 |
| 5697080 | Method of and apparatus for selecting station in multiplexed broadcast, and receiving system A method of selecting one of broadcast waves, which are received by a receiving system for receiving the broadcast waves in each of which a sub signal including input sorting information to indicate a sort of broadcast for each of the broadcast waves is m... | 12/09/1997 |
| 5697060 | Portable voice message terminal capable of transmitting pre-set text-based information A portable wireless voice message transmitter over packet switched network for transmitting a voice message is provided. The transmitter is capable of transmitting a voice message and text-based information when a user makes an emergency call to a special... | 12/09/1997 |
| 5600673 | Circuit for discriminating received signal modulation type A circuit for discriminating the modulation type of a received signal capable of discriminating the modulation type at high speed. This circuit includes: a clock recovery circuit for recovering a data clock from received data; a phase difference detector ... | 02/04/1997 |
| 5590407 | Drive through wireless order taking system A drive through wireless order taking system includes a base station, and a slave station being connectable with the base station by radio and being movable into and out of a talk lock state. The base station includes a device for transmitting a talk lock... | 12/31/1996 |
| 5577048 | Method of detecting PTY burst signal A program type code (PTY) burst signal detection method for a radio data system (RDS) receiver, which can automatically receive an arbitrary information program from another network from the beginning of the program. This detection method detects a PTY bu... | 11/19/1996 |
| 5513385 | Reception apparatus, signal reproducing apparatus using reception apparatus and control method thereof A radio receiver continues to demodulate a broadcast signal that was modulated with a baseband signal and a data signal to obtain the data signal after the receiver circuitry unassociated with extracting the data signal has been deenergized when the recei... | 04/30/1996 |
