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| Number | Title | Issue Date |
| 7904041 | Remote control, cellular, WiFi, WiLAN, mobile communication and position finder systems Remote control system for generating control signal for controlling a device from a distance. Processor for processing a digital signal into Time Division Multiple Access (TDMA) and into cross-correlated in-phase and quadrature-phase filtered signal. Voice processor... | 03/08/2011 |
| 7539472 | Type-ahead keypad input for an input device Type-ahead keypad input is described. In an embodiment, keypad inputs that are entered as characters of a search term on a keypad of an input device, such as a television remote control, are received by a television-based client device. A user interface displays the... | 05/26/2009 |
| 7369824 | Receiver storage system for audio program A receiver contains a demodulator system that can deliver a stream of digital data comprising at least a first and a second set of audio data. In a first time interval, a memory is used to store either the first or the second set of audio data. In a subsequent time ... | 05/06/2008 |
| 7343135 | Method and apparatus for down conversion of radio frequency (RF) signals There is a need for an inexpensive, high-performance, fully-integrable, multi-standard transceiver, which suppresses spurious noise signals. The invention provides a topology that satisfies this need, using a first signal generator which produces an oscillator signa... | 03/11/2008 |
| 7333025 | Remote control apparatus, electronic apparatus, and available-button indicating method A remote control apparatus for remotely operating an electronic apparatus, is provided with: a reception device which receives a signal indicating available operation buttons transmitted from the electronic apparatus; and an indication device which explicitly indica... | 02/19/2008 |
| 7308236 | Broadcast receiver and channel scanning method A channel scanning method in a multi-channel digital broadcast is provided for enabling a user to identify the broadcast contents of a channel being currently received with accuracy during the channel scan, even though the broadcast contents may change within a chan... | 12/11/2007 |
| 7302262 | Mobile communications control method, control system and mobile terminal A mobile communications control method of this invention controls mobile communication by a mobile terminal in a network in which a plurality of wireless systems are available. In the mobile communications control method, the mobile terminal performs location regist... | 11/27/2007 |
| 7265728 | Method for automatically adjusting antenna and system thereof A method for automatically adjusting an antenna and the system thereof are provided. The method includes driving the motor to rotate the antenna at first, so as to receive multiple first digital signals and record the position corresponding to the multiple first dig... | 09/04/2007 |
| 7254182 | Transmitter for operating multiple devices A transmitter that is programmable to transmit one or more identification or device codes, using one or more transmission formats, at one or more transmission frequencies to control one or more respective devices. In one embodiment, the transmitter includes a contro... | 08/07/2007 |
| 7212810 | System selection for wireless data services Techniques for performing system selection based on a usage model that uses “access strings”, “profiles”, and “activation strings” are described. Access strings are defined for wireless data services and provide a highly intuitive user interface. Each ac... | 05/01/2007 |
| 7206559 | System and method for a mobile computing device to control appliances An appliance control system of the present invention comprises an appliance and a mobile computing device configured for controlling the appliance by at least one of determining an available content for the appliance, selecting the content used by the appliance, and... | 04/17/2007 |
| 7190937 | Method for determining the frequency of a radio signal and monitoring communications with a radio receiver A method and apparatus provide for monitoring radio frequency signals and, in conjunction with the monitoring, determining frequency of a received dominant radio frequency signal. Zero amplitude transitions of the signal are counted in primary and secondary sampling... | 03/13/2007 |
| 7184768 | Methods and apparatus for selecting a communication network Methods and apparatus for selecting a cellular network to provide one or more communication services for a mobile communication device are disclosed. A scanning operation is performed by the mobile device to identify a plurality of cellular networks that support a v... | 02/27/2007 |
| 7180420 | System and method using triangulation with RF/LF and infrared devices for tracking objects The invention involves the usage of radio frequency, infrared, and low frequency radio frequency to accurately track transponders (tags) that are placed on objects. Transponders about the size of a small watch or a badge that can be worn on a lapel or pocket are use... | 02/20/2007 |
| 7177633 | Remote control system, remote control apparatus, remote control method, program for implementing the method, and electronic apparatus A remote control system which can reliably provide desired control while saving power. A remote control apparatus is capable of carrying out two-way wireless communication with an apparatus to be controlled. A control signal corresponding to a key switch for remote ... | 02/13/2007 |
| 7142879 | Mobile communications network system, mobile terminal, and paging method A mobile communication network system is provided in which when a radio system is selected from plural types of radio systems as a radio system for use in paging, the optimum radio system for the mobile terminal to be paged can be selected. When it is selected, traf... | 11/28/2006 |
| 7133082 | Digital television receiver with remote tuner for driving transmission line with intermediate-frequency signal An outdoor-antenna digital television receiver system has an electrically controlled remote tuner located close to the antenna. In response to a remote control signal, the remote tuner selects a particular radio-frequency digital television signal to be received, co... | 11/07/2006 |
| 7132973 | Universal soft remote control A universal remote control (10) is provided for wireless remote control of one or more devices (D1 . . . Dn) equipped for remote control by respective original remote controls having visual appearances different from one another. The universal remote c... | 11/07/2006 |
| 7103311 | System and method for dynamically configuring a cellular radio network topology based on content demand A broadband digital broadcast 1 network is described in which the cellular topology is dynamically configurable to maintain spectral efficiency. The reconfiguration of the topology occurs in response to changes in the demand for content. Thus, a single cell c... | 09/05/2006 |
| 7057673 | Television remote controller utilizing a program provider's acronym to select a channel number A portable and usually handheld remote controller for accepting manual entry of acronymical as well as decimal input data urged through a keypad and converting the submitted input data into channel number selection data which is sent via wireless command to a channe... | 06/06/2006 |
| 7034899 | Radio command device A control unit (10) superimposes command signals on AC power passing on a power line or network (40). A command unit (20) controls and powers an electrical load (50) such as a motor M. A command processor (26) receives radio freque... | 04/25/2006 |
| 7013480 | Gateway power synchronization A system for receiving network video includes a remote control with a power control input. A video receiver, controlled by the remote control, powers up or powers down based on a control signal indicating activation of the power control input. The video receiver rec... | 03/14/2006 |
| 7010323 | Radio communication apparatus A radio communication apparatus of the present invention comprises a radio unit capable of transmitting or receiving a first radio communication signal of a Bluetooth standard and a second radio communication signal of a cordless phone standard and a synchronism dis... | 03/07/2006 |
| 6995807 | Micro-power stand-by mode A micro-power stand-by system is provided which minimizes power supplied to and the utilization of a stand-by power supply circuit and the resultant production of electro-magnetic interference (EMI) during normal electronic device operation. In one embodiment, the s... | 02/07/2006 |
| 6970752 | Method and apparatus for detecting switch closures An apparatus and method for detecting the closure of one of several switches using a single input line of a detector is disclosed. The input line is also used to carry an audio-frequency signal when a recording switch is closed. The switches are connected to a netwo... | 11/29/2005 |
| 6925289 | Broadcast receiver and channel scanning method A channel scanning method in a multi-channel digital broadcast is provided for enabling a user to identify the broadcast contents of a channel being currently received with accuracy during the channel scan, even though the broadcast contents may change within a chan... | 08/02/2005 |
| 6904270 | Radio receiver for processing digital and analog audio signals A receiver contains a demodulator system that can derive an analog audio signal and compressed digital data from radio frequency signal. The receiver also contains a decompressor that can decompress the compressed digital data into uncompressed form. A digital to an... | 06/07/2005 |
| 6895255 | Dual mode wireless data communications A dual mode mobile unit is arranged to communicate in either a first or second data communications standard, such as combined Bluetooth and 802.11 operation. An interface unit converts received Bluetooth or 802.11 format signals into 802.11 frame format data signals... | 05/17/2005 |
| 6781519 | Method and vehicle system for remote-controlling vehicle audio system A method for remotely controlling a vehicle audio system, which is controlled in accordance with an instruction from an infrared remote control unit, uses a radio frequency remote control unit to remotely control the vehicle audio system. A security system receives ... | 08/24/2004 |
| 6754477 | RADIO BROADCASTING SERVICE, A TRANSMITTER AND A RECEIVER FOR USE IN SUCH A SYSTEM, A RADIO BROADCASTING METHOD AND A RADIO BROADCASTING SIGNAL, IN WHICH A DATA SIGNAL ACCOMPANYING A PROGRAM SIGNAL INCLUDES DATA OF A DATA SERVICE AND INFORMATION PERTAINING TO THE DATA SERVICE A radio broadcasting system, transmitter, receiver, method and signal are provided wherein a program signal is combined with a data signal, the data signal not only includes information on an indicated program signal, but also data of a data service and information ... | 06/22/2004 |
| 6711380 | Method and apparatus for reducing interference effects caused by microwave sources A microwave appliance (10) designed to communicate with a plurality of communication devices (11,13, & 15) within a piconet (30) includes a transmitter (24) for communicating with the plurality of communication devices within the p... | 03/23/2004 |
| 6697610 | Smart antenna for RF receivers A controller controls the automatic positioning of an antenna. The controller is arranged to position the antenna dependent upon a channel selected by a user, a location of a receiver tuned to the selected channel, and a location of a source of a signal a... | 02/24/2004 |
| 6577877 | Wireless infrared peripheral interface for a communication device A wireless infrared peripheral interface for a communication device having a cellular radio transceiver includes a peripheral interface. The peripheral interface includes at least one infrared signal source and at least one infrared detector. The signal s... | 06/10/2003 |
| 6574482 | Dual RF/IR communication device and method of use thereof A communication device including an RF transmitter mounted in conjunction with an IR transmitter allowing data to be transmitted by RF as well as by IR. Such a device may be a portable badge worn by moving personnel to transmit IR and RF signals to one of... | 06/03/2003 |
| 6539212 | RADIO BROADCASTING SERVICE, A TRANSMITTER AND A RECEIVER FOR USE IN SUCH A SYSTEM, A RADIO BROADCASTING METHOD AND A RADIO BROADCASTING SIGNAL, IN WHICH A DATA SIGNAL ACCOMPANYING A PROGRAM SIGNAL INCLUDES DATA OF A DATA SERVICE AND INFORMATION PERTAINING TO THE DATA SERVICE A radio broadcasting system, transmitter, receiver, method and signal are provided wherein a program signal is combined with a data signal. According to the invention the data signal not only includes information on an indicated program signal, but also d... | 03/25/2003 |
| 6501369 | Vehicle security system having unlimited key programming A vehicle security system 10 including a controller 12 which allows a vehicle to be operated only with an authorized key 36. The system 10 includes a diagnostic tool 32 which cooperates with the controller 12 to allow a user to selectively and securely pr... | 12/31/2002 |
| 6476727 | Long distance remote control An electronic appliance equipped with an infra-red or ultrasonic remote control device in which the device is controlled from a great distance by receiving control signals transmitted from a remote station (6), reformatting the control signals (3) in the ... | 11/05/2002 |
| 6316758 | Adaptive microwave oven The present invention provides an adaptive microwave oven capable of entering an operation mode which avoids interference with a communication device either upon detection of a communication from a communication device (e.g., a cordless telephone) operati... | 11/13/2001 |
| 6163683 | Broadcast data radio system and receiver apparatus therefor A presently disclosed radio broadcasting system for a virtual radio program broadcasting station uses a divided regional approach to broadcast digital and analog signals over a large geographic region divided into multiple overlapping but separate areas c... | 12/19/2000 |
| 6161002 | Apparatus and method for the reception of radio signals transmitted by RDS system An apparatus and a method for the reception of radio signals transmitted by an RDS system provide the selection and reception of a first frequency; the selection, during the reception of the first frequency, of a second frequency, different from the first... | 12/12/2000 |
