Bizarre Patents
A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 6996378 | Transmitter A transmitter for a plurality of carriers of a broad-band transmitting spectrum which contains a broad-band power amplifier encompassing the carriers for amplifying an input signal into a more powerful output signal, wherein a measuring signal is formed from the out... | 02/07/2006 |
| 6813508 | Apparatus and method for mobile communication A mobile communication apparatus and method which extract surrounding base stations within a certain defined area centered at a present location of a mobile unit, carry out an arithmetic operation for obtaining a specified weighting coefficient with respect to each ... | 11/02/2004 |
| 6771981 | Electronic device cover with embedded radio frequency (RF) transponder and methods of using same A changeable cover for an electronic device and method of using same in a payment system is provided. The cover has a transponder responsive to interrogation by an electric field. The cover provides an electronic identification number and other information in respon... | 08/03/2004 |
| 6768906 | System and technique for plane switchover in an aircraft based wireless communication system An aircraft based communication system (10) defining a wireless service area (20) is disclosed. The communication system (10) includes a communication gateway (30) connected to a terrestrial based communication network. A first aircraft (... | 07/27/2004 |
| 6748210 | Method and apparatus for automatically terminating to a voice mail an incoming call made to a radio telephone A radio telephone that automatically terminates an incoming call to a voice mail comprising a transceiver for receiving the incoming call, and a sensor coupled to the transceiver producing a set of parameters related to a user in close proximity to the radio telepho... | 06/08/2004 |
| 6741848 | Method and system of offering wireless telecommunication services in a visited telecommunication network A method and system of offering wireless telecommunication services in a visited telecommunication network for a terminal device which does not have a first identifier accepted by the network. In the method, the visited network gives the terminal device a right to a... | 05/25/2004 |
| 6738649 | Portable terminal equipment and method of controlling backlight display therein When the amount of remaining battery power is limited, a battery life can be extended while established function can be maintained available enough. A battery remaining power amount monitoring portion 4 monitors the amount of remaining battery power. O... | 05/18/2004 |
| 6738620 | Cordless phone system capable of supporting a broadcast over broadcast mode A cordless digital telephone system which allows broadcast over broadcast is provided. Time division multiple access (TDMA) cordless phone systems provide a base unit which is able to provide connections for a plurality of mobile units, such as handsets. With time d... | 05/18/2004 |
| 6731908 | Distance measurement using half-duplex RF techniques A system, apparatus, and method for determining the distance between two objects using an indirect propagation delay measurement is disclosed. A frequency hopping scheme (such as the Bluetooth™ technology) is used to measure the relative phase offset of the receiv... | 05/04/2004 |
| 6728233 | Processing packet data in mobile communication system A packet data processing device for a mobile communication system. A base station includes a channel status information receiver for receiving channel status information for a forward channel from a mobile station; a supplemental channel transmission controller for ... | 04/27/2004 |
| 6725022 | Method and apparatus for enabling the selection of content on a wireless communication device An internet radio for portable applications and uses such as in an automobile enables the selection of content on a wireless communication device comprising the steps of providing a format for displaying content on said wireless communication device; detecting the l... | 04/20/2004 |
| 6721580 | Ensuring emergency availability of communications devices A communications apparatus includes an energy storage device, such as a backup battery, that provides power in certain circumstances, such as when an external power supply is not available. The communications device determines an emergency threshold that provides su... | 04/13/2004 |
| 6714778 | Context sensitive web services The context sensitive web services method enables a mobile phone or wireless device to use context inference techniques to sense the user's environment and in response, to provide useful information to the user that is appropriate to the user's perceived environment... | 03/30/2004 |
| 6714784 | Method and arrangement for providing fast cell change in a packet-switched cellular radio system A method is presented for implementing a cell change for a mobile station (MS) in a packet-switched cellular radio system comprising a first base station (BTSold), a second base station (BTSnew) and a controlling unit (PCU, PCUold) controlling the operation of at le... | 03/30/2004 |
| 6711415 | Method and system for minimizing transmitter power levels within a cellular telephone communications network A method and system for minimizing transmitter power levels within a cellular telephone communications network is disclosed. The method and system of the present invention are implemented within a cellular communications network which includes a cellular base statio... | 03/23/2004 |
| 6707788 | Channel spreading device and method in CDMA communication system A demodulation method in a mobile station having a plurality of channels, for receiving a signal from a base station. In one aspect, the base station has a plurality of channels, a BPSK spreader for orthogonally spreading symbol data of each channel with an assigned... | 03/16/2004 |
| 6701164 | Mobile communication system with zone-shift control apparatus A mobile communication system includes a plurality of antennas for sending and receiving beams, a plurality of mobile terminals moving in a fixed direction substantially, and a zone-shift control unit for treating the moving mobile terminals locating with... | 03/02/2004 |
| 6701133 | Apparatus for and method of synchronising oscillators within a data communication system A method and apparatus is provided for locking a local oscillator to a reference oscillator. The reference oscillator is arranged to transmit a signal containing two reference pilot tones in a signal sideband. The apparatus samples the received signal and... | 03/02/2004 |
| 6701136 | Method for automatically changing transmission power of three-sector base station in mobile communication system A method for automatically changing transmission power of a three-sector base station in a mobile communication system is disclosed. The mobile communication system includes a base station manager (BSM) and a base station having a base station control pro... | 03/02/2004 |
| 6697650 | Data transmission system for reducing terminal power consumption in a wireless network The system transmits data between terminals of a wireless network. In the system, a base station/central controller ("BS/CC") controls transmission of data from a transmitting terminal to plural receiving terminals, where the data is ordered in slots of a... | 02/24/2004 |
| 6690922 | Radio frequency (RF) system loss compensation method using power measurement of pulsed RF source A method and circuit for accurately measuring radio frequency power level in a pulsed RF transmission.... | 02/10/2004 |
| 6687518 | Portable terminal for GMPCS A portable terminal for providing global, mobile personal communication by satellite GMPCS. The portable terminal comprising a main housing; a sub-housing having an LCD on which a variety of information is displayed and a lens which is arranged next to th... | 02/03/2004 |
| 6684078 | GPS data controller in mobile communication system and control method thereof A mobile communication system includes a signal processor, a first memory, a controller, and an input-output controller. The signal processor receives first forward GPS data and transmits backward GPS data. The first memory has a preamble area, a base sta... | 01/27/2004 |
| 6684059 | Frequency generation in a wireless communication system A communication system extracts a received modulation frequency from baseband modulation. This frequency is used as a reference to control the output of a variable oscillator. The output of the variable oscillator may be used to generate a transmit upconv... | 01/27/2004 |
| 6681123 | Base station for extended services The invention is related to a base station for a cellular network, the base station being connected via the radio path to the mobile stations (MS) in the area of a cell formed by the base station and via a transmission network to the means controlling the... | 01/20/2004 |
| 6681099 | Method to calculate true round trip propagation delay and user equipment location in WCDMA/UTRAN A method of determining the location of a user equipment includes determining a round trip time for downlink from at least three nodes to a user equipment, determining the transmission timing delay at the user equipment for the round trip time of each of ... | 01/20/2004 |
| 6662019 | Power control and transmission rate parameters of a secondary channel in a wireless communication system A method and apparatus for estimating the initial power level and transmission rate of a burst on a secondary channel when the secondary channel is on fewer legs of a handoff, such as a soft or softer handoff, than the primary channel. In accordance with ... | 12/09/2003 |
| 6658244 | Method and circuit for compensation control of offset voltages in a radio receiving circuit integrated in a circuit module Offset voltage compensation in baseband in a radio receiver path is achieved by control and programming signals which are required in any case to set the desired states in the circuit module. For this purpose a sequencer is started which is integrated on ... | 12/02/2003 |
| 6658245 | Radio receiver having a dynamic bandwidth filter and method therefor A radio receiver (100) has an IF (intermediate frequency) filter (200) for dynamically adjusting its intermediate frequency. The filter (200) includes a filter bank (301), power/amplitude estimator circuits (308, 310, 312), and weighting circuits (314, 31... | 12/02/2003 |
| 6658266 | Mobile radio apparatus and control circuit thereof In the present invention, when there is incoming voice call notification from the network in an active state (i.e. in a period in which the packet data is actually transmitted and received and in a period passing until the time when clocking interval time... | 12/02/2003 |
| 6650906 | Method of controlling power in a transmission link between a transmitter and a receiver in a point to multi-point communication network and system for carrying out said method A method of controlling power in a transmission link between a central station and a terminal in a point to multi-point communication network and system for carrying out the method, particularly suitable for implementation in satellite access networks or ... | 11/18/2003 |
| 6650890 | Value-added electronic messaging services and transparent implementation thereof using intermediate server The present invention provides for a centralized, preprocessing electronic messaging solution that performs value-added tasks to electronic messages on behalf of the ISP or the end user, before these messages are delivered to the destination email server.... | 11/18/2003 |
| 6650888 | Validating a transaction with user voice authentication using wireless communications A system comprises a wireless interface coupled to a transaction manager. The wireless interface receives user information, including a user speech sample and a user account code, from a wireless communication device over a wireless communication link. Th... | 11/18/2003 |
| 6647269 | Method and system for analyzing advertisements delivered to a mobile unit Accurate location information about a mobile telecommunication transceiver is used to generate advertising content responsive to a user approaching the location of a business. This advertising content is tailored to the user's preferences and the particul... | 11/11/2003 |
| 6643499 | Apparatus and method for controlling a phase-locked loop circuit A first and second phase-locked loop each having their frequency of operation under programmable control by changing the divider ratio. A single programming word contains the divider ratio for the first phase-locked loop and addressing bits which address ... | 11/04/2003 |
| 6640102 | Method and system in a mobile radio system The invention relates to a method of performing handover in a mobile radio system. The mobile radio system performs quality measurements on signals transmitted (300) between a mobile terminal and predetermined radio base stations. Handover is performed (3... | 10/28/2003 |
| 6633552 | Method and apparatus for determining the closed loop power control set point in a wireless packet data communication system The present invention is a novel and improved method and apparatus for performing closed loop power control. A method of implementing reverse link outer loop using only pilot signal is described. Such a method is especially useful when the data signals ar... | 10/14/2003 |
| 6633746 | Pager with a touch-sensitive display screen and method for transmitting a message therefrom An improved pager with a touch-sensitive display screen and method for transmitting a message therefrom is provided. Inputting a message onto the touch-sensitive display screen greatly facilitates sending a message from the pager and is more versatile tha... | 10/14/2003 |
| 6633756 | System and method for tracking wireless messages originating from a single user There is disclosed a message tracking system for use in a wireless massaging system. The message tracking system allows a caller to verify a status of wireless messages previously sent by the caller to one or more subscribers of the wireless massaging sys... | 10/14/2003 |
| 6628943 | Mobility management utilizing active address propagation Active packets are utilized by a mobile terminal in a wireless network to set-up a wireless call via a signaling process, and for mobility management via a mobility process as the mobile terminal moves from one cell to another in a subnet. Active packets ... | 09/30/2003 |
