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| Number | Title | Issue Date |
| 8175524 | Information processing apparatus having a shared antenna element According to one embodiment, an information processing apparatus includes an antenna element, a first wireless communication module including a printed circuit board and a wireless communication circuit which is provided on the printed circuit board, and a second wi... | 05/08/2012 |
| 7756471 | Systems and methods for multi-element antenna arrays with aperture control shutters Embodiments include systems and methods for controlling beam direction of an array of antenna elements in a wireless communications system. In one embodiment, aperture control shutters substantially cover each radiating antenna element. Each aperture control shutter... | 07/13/2010 |
| 7647020 | Multi-mode foldable electronic apparatus and method thereof A multi-mode foldable electronic apparatus and the method thereof are provided. The multi-mode foldable electronic apparatus includes a first housing, a second housing, a first hinge, a second hinge and a system. The first hinge and the second hinge are used for con... | 01/12/2010 |
| 7412204 | Distributor and broadcast signal receiving system using the same A distributor arranged between a tuner module and an antenna, the tuner module including a first input portion and a second input portion for inputting a satellite broadcast signal transmitted from an artificial satellite and a ground broadcast signal transmitted fr... | 08/12/2008 |
| 7369056 | Photoelectric controller for electric street lighting An electric street light controller apparatus and monitoring method allows automatic street light turn-on and turn-off characteristics to be field programmable using RFID technology, lamp current magnitude recording, auxiliary sensor input, diagnostic alarming and d... | 05/06/2008 |
| 7340280 | Method of configuring base station, and base station A base station and a method of configuring a base station are provided in a cellular telecommunication system, wherein the base station comprises an electrically tunable duplex filter with a tuning range covering at least two parallel sub-bands used in the telecommu... | 03/04/2008 |
| 7257369 | Repeater with diversity transmission A radio-frequency (RF) repeater, including a first repeating section which is adapted to receive and amplify forward-signals from a first transceiver so as to generate amplified-forward-signals and to radiate the amplified-forward-signals to a second transceiver. Th... | 08/14/2007 |
| 7228102 | Resonant frequency user proximity detection An electronic device able to detect a user in close proximity. The device may be a wireless data input device, for example, a radio frequency computer mouse. The device has power management features that do not require complex hardware or software to implement. For ... | 06/05/2007 |
| 7151503 | Antenna unit An antenna unit has a coaxial cable firmly connected and fixed to an antenna substrate by an easy soldering process and provides freedom in pattern formation and mounting of parts on the antenna substrate. The antenna unit includes an antenna substrate on which an a... | 12/19/2006 |
| 7142821 | Radio frequency transmitting and receiving module and array of such modules A radio frequency transmitting and receiving module having a support housing that has a hexagonal face member mounted to the support housing. This face member has an antenna for transmitting and receiving radio frequency signals. Mounted within the support housing i... | 11/28/2006 |
| 7123876 | Easy set-up, vehicle mounted, in-motion tracking, satellite antenna A low profile, vehicle mounted, in-motion tracking, satellite antenna includes a pair of antenna assemblies mounted in parallel on a rotatable platform. Each antenna assembly includes two subreflectors with a plastic matching element. The outputs of the two antenna ... | 10/17/2006 |
| 7079808 | Light socket wireless repeater and controller A wireless repeater and controller is placed between a light socket and a light bulb, such as in a ceiling light fixture. The wireless repeater and controller has an extending threaded portion that screws into the light socket, and a recessed threaded portion that r... | 07/18/2006 |
| 7043203 | Process for re-transmitting single frequency signals and a single frequency signal repeater The invention discloses a process for re-transmitting single frequency signals and a single frequency signal repeater, where coupling occurs between the transmitting antenna and the receiving antenna, and where the process is of the type used in a single frequency s... | 05/09/2006 |
| 7026924 | System for detecting individuals or objects passing through an entrance-exit of a defined space There is disclosed a system for detecting the passage of persons or objects through an entry-exit (4) to a delimited space (2), including (i) a detection device including transmission means (8) for transmitting different first and second electro... | 04/11/2006 |
| 7020701 | Method for collecting and processing data using internetworked wireless integrated network sensors (WINS) The Wireless Integrated Network Sensor Next Generation (WINS NG) nodes provide distributed network and Internet access to sensors, controls, and processors that are deeply embedded in equipment, facilities, and the environment. The WINS NG network is a new monitorin... | 03/28/2006 |
| 7013165 | Antenna array apparatus and beamforming method using GPS signal for base station in mobile telecommunication system There is provided an antenna array apparatus using a GPS signal in a base station and a beamforming method thereof. In the antenna array apparatus, a GPS signal processor receives GPS position information from a mobile station and calculates the position information... | 03/14/2006 |
| 6978158 | Wide-band array antenna A wide-band array antenna using a single real-valued multiplier for each antenna element is simple in construction and suitable for wide-band code division multiple access (WCDMA) mobile communication systems. A rectangular array antenna is formed by N×M antenna el... | 12/20/2005 |
| 6975271 | Antenna switch module, all-in-one communication module, communication apparatus and method for manufacturing antenna switch module To realize high pressure-tightness and improvement in a high-frequency characteristic due to a low impedance between a shunt FET and a ground of a FET switch circuit. An antenna switch module comprising a switch circuit for switching between transmitting and receivi... | 12/13/2005 |
| 6952587 | Antenna beam steering responsive to receiver and broadcast transmitter A method of controlling an antenna signal combiner in a vehicle having multiple antenna elements, a navigational system and a receiver comprising the steps of receiving signals from at least one transmitter, determining first position coordinates of the vehicle usin... | 10/04/2005 |
| 6952560 | Tuned antenna resonant circuit of a passive transponder A tuned antenna resonant circuit substantially increases the range of a passive transponder in a high-frequency electromagnetic carrier field, in that the real and imaginary parts of the impedance associated with the contact surface of the antenna contact are minimi... | 10/04/2005 |
| 6898442 | Wide-band array antenna A wide-band array antenna using a single real-valued multiplier for each antenna element is simple in construction and suitable for wide-band code division multiple access (WCDMA) mobile communication systems. A rectangular array antenna is formed by N×M antenna el... | 05/24/2005 |
| 6871079 | Antenna built-in type mobile phone An antenna built-in type mobile phone includes a mobile phone main body; and a battery detachably installed in the mobile phone main body and having an antenna at a predetermined position thereof. The battery includes a battery cell in a predetermined form, an anten... | 03/22/2005 |
| 6871081 | Broadband wireless access system Typically it is expensive to add cable within an existing multiple dwelling units (MDUs) such as blocks of flats to provide additional services such as broadband internet access, video on demand and video telephony. The present invention provides a broadband wireles... | 03/22/2005 |
| 6606025 | Synchronous demodulator A synchronous demodulator (10) drives an output antenna (21) with a push-pull driver circuit (13). The push-pull driver circuit (13) includes two transistors connected in a push-pull configuration driving a center-tapped transformer (17). The transformer ... | 08/12/2003 |
| 6381473 | Distributed antenna for personal communication system A distributed antenna for use in a digital mobile telephone system includes a set of coaxial cable to couple the RF signals to and from a base station in which at least one set of the transmitter and receiver is transmitting and receiving said RF signals,... | 04/30/2002 |
| 6249688 | Antenna electrical coupling configurations An indirect electrical coupling for a cellular telephone antenna is created by a rotary primary antenna and a stationary paging antenna when the primary antenna is extended into an operative position. When extended, the primary antenna is positioned proxi... | 06/19/2001 |
| 6188875 | Wireless telephone server system A wireless telephone server system used for reproducing a wireless base station signal and introducing the reproduced signal in a new geographical area. The system reproduces or clones a full, high power operating cell site or cell unit of the same electr... | 02/13/2001 |
| 6072985 | Spacecraft cellular communication system with mutually offset high-margin forward control signals A spacecraft cellular communication system (10) includes a spacecraft (12) with an antenna (12a) which produces multiple "spot" beams (20a, 20b, . . . ) for serving user terminals (16) lying in the footprints (20af, 20bf, . . . ) of the beams. The communi... | 06/06/2000 |
| 6049315 | Repeater isolation through antenna polarization diversity A repeater for extending the range of communications between a base station and a mobile unit without rendering the mobile unit incapable of communicating directly with the base station. In general, the polarization of the repeater input-antenna is differ... | 04/11/2000 |
| 5812933 | Duplex RF repeater for personal communications system A duplex RF repeater for use in a personal communications system distributes and enhances time division duplexed signals at a single RF carrier. The duplex RF repeater includes an up-link amplifier and a down-link amplifier which amplify the time division... | 09/22/1998 |
| 5345473 | Apparatus for providing two-way communication in underground facilities The invention relates to an apparatus which is desiged for underground use in order to facilitate a two-way communication. The apparatus is operated within the frequency band 0.1-2 MHz, in order to make the electromagnetic waves propagate advantageously b... | 09/06/1994 |
| 5267234 | Radio transceiver with duplex and notch filter A transceiver for a cellular telephone, particularly a portable telephone, comprises a transmitter and a receiver coupled to a common antenna by an antenna duplex filter. The duplex filter comprises two passband filters connected respectively to the trans... | 11/30/1993 |
| 5252979 | Universal communication system A communication system for use in an area having a human environment delimited from below by a floor and from above by an overhead environment substantially clear of human presence. The communication system includes a first information source operative to... | 10/12/1993 |
| 5187807 | Base station for a radiotelephone communication system with switchig members for connecting link lines to transmitter members The relay base of the invention comprises a receive antenna connected to a receiver coupling member associated with receiver members connected to respective digital processing units. The digital processing units are connected to transmitter members via li... | 02/16/1993 |
| 5164985 | Passive universal communicator system A communication system includes a base station, called a "Controller" and one or more remote or satellite stations, each called a "Communicator". The controller arbitrates, controls and communicates with the communicators which are in range to receive its... | 11/17/1992 |
| 4907291 | Transmitter/receiver apparatus A miniature microwave transmitter/receiver is small enough to be mounted in the feeder of a microwave antenna. The transmitter and receiver do not interfere with each other despite their close proximity resulting from their small size. The non-interfering... | 03/06/1990 |
| 4406016 | VHF Sensor in-band radio relay Disclosed is an in-band, non-sampling, real time VHF radio relay or signal epeater for use in two-way, multi-hop remote sensor data links. Each signal repeater comprises a transceiver which includes interference cancellation circuits for preventing the hig... | 09/20/1983 |
| 4358763 | Continuous-wave radar responder having two-position switches The invention relates to C-W radar responders, having a carrier of some gigahertz whose amplitude is modulated between some dozens and some hundreds of kilohertz. Such a responder comprises means for sampling the signal it receives in such a manner that t... | 11/09/1982 |
| 4325140 | Full duplex communication system apparatus using frequency selective limiters A microwave duplexer apparatus utilizing a frequency selective limiter unit in conjunction with a microwave circulator to direct RF energy from a transmitter to an antenna and from an antenna to a receiver in a single antenna duplex communication system. ... | 04/13/1982 |
| 4302846 | Marker tag for a detection system This invention is directed to a receptor reradiator for use in a system for detecting the position of the receptor reradiator in a surveillance zone. It comprises a first aerial means for receiving the first signal, second aerial means for radiating said ... | 11/24/1981 |
