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| Number | Title | Issue Date |
| 6819927 | Communication method for use by a mobile station in a mobile communication system of CDMA A mobile station is provided for autonomously detect an abrupt change of a propagation environment of a radio wave signal from a base station for servicing a peripheral cell and immediately executing a peripheral cell search. In order to execute a received signal st... | 11/16/2004 |
| 6760591 | Method and apparatus for determining a position of a transmitter in three dimensions In order to determine a position of a transmitter in three dimensions, a signal transmitted by the transmitter is received by four receivers that are separated from one another in three dimensions and are not all disposed on the same plane. In which case the time in... | 07/06/2004 |
| 6738639 | Reducing signaling traffic with multicasting in a wireless communication network Signaling traffic communicated from a mobile switching center to a plurality of base stations is reduced by associating the plurality of base stations to form one or more multicast groups and assigning a multicast group address to each multicast group for use in mul... | 05/18/2004 |
| 6735437 | Communication system employing reuse of satellite spectrum for terrestrial communication A terrestrial communication system using satellite uplink and downlink frequencies is disclosed. A terrestrial cell site produces a signal at a satellite uplink frequency that is transmitted to a terrestrial user terminal. The terrestrial cell site receives a signal... | 05/11/2004 |
| 6731904 | Side-to-side repeater A modular repeater includes a housing having a pair of substantially 180° oppositely facing surfaces. At least one antenna element is mounted to each of these surfaces for radiating energy in a direction opposite to that of the antenna element mounted to the other ... | 05/04/2004 |
| 6690935 | Packet mode telecommunications method and system in which calls can be handed over from one path to another The invention concerns a method of transmitting non-dated digital data between a transmitter and a receiver in which the data can take at least two different paths between the transmitter and the receiver and handover from one path to another occurs durin... | 02/10/2004 |
| 6690956 | System and method for enabling safe hands-free operation of a wireless telephone in a vehicle A system and method for using a wireless telephone in a vehicle in a hands-free mode. The wireless telephone and the vehicle have corresponding mating units. When a predetermined condition is satisfied while the mating units are not united, one of the wir... | 02/10/2004 |
| 6675027 | Personal mobile computing device having antenna microphone for improved speech recognition A mobile computing device, adapted to be held in the palm of a user's hand, includes an antenna for transmission of information from the mobile computing device. A first microphone, adapted to convert audible speech from the user into speech signals, is p... | 01/06/2004 |
| 6674993 | Method and system for identifying data locations associated with real world observations A method and system for identifying data locations or uniform resource locators associated with physical observations in the real world. The method and system includes selecting certain physical parameters based upon an observation of real world objects a... | 01/06/2004 |
| 6674999 | Dynamically varying linearity system for an RF front-end of a communication device A dynamically varying linearity system "DVLS" capable of varying the linearity of a radio frequency (RF) front-end of a communication device responsive to receiving a condition signal indicating a desired mode of operation of a transmitter. The DVLS may i... | 01/06/2004 |
| 6668163 | Wireless communication system and terminal device To ensure AGC control with a quick response to each signal from any of a plurality of wireless communication terminal devices in a wireless LAN, AGC control is conducted by receiving signals from respective wireless terminals in control slots in one frame... | 12/23/2003 |
| 6661784 | Method in a communication network and a communication device The invention relates to a method for setting up a data transmission connection which is formed for transmitting information between at least a first communication device (1, 6-15, 300a, 300b, 400, 401) and a second communication device (1, 6-15, 300a, 30... | 12/09/2003 |
| 6658260 | Inter-carrier short messaging service providing phone number only experience A phone number only messaging experience is provided in an Inter-Carrier Short Messaging System (IC-SMS) service. Subscriber to subscriber messages are routed between carrier's networks using an Inter-Carrier messaging module with appropriate MIN/carrier/... | 12/02/2003 |
| 6654363 | IP QOS adaptation and management system and method Provided is an IP QoS management mechanism for modern wireless networks to guarantee delivery of IP services with the required quality through the networks to customers. A layered QoS management architecture is provided which performs the QoS control over... | 11/25/2003 |
| 6650877 | Method and system for identifying data locations associated with real world observations A method and system for identifying data locations or uniform resource locators associated with physical observations in the real world. The method and system includes selecting certain physical parameters based upon an observation of real world objects a... | 11/18/2003 |
| 6650879 | Personal communications device with GPS receiver and common clock source The invention is directed to a personal telecommunications device having both global positioning systems (GPS) and telecommunications provisions which share a common clock source. GPS provisions include a feedback loop for controlling an oscillator that g... | 11/18/2003 |
| 6650868 | Mobile satellite phone system incorporating symmetrical and non-symmetrical waveform modes An improved multi-mode telephone for use in an improved satellite communication method and system. The telephone is selectively capable of receiving signals at different carrier bandwidths, such that a satellite communication system having a non-symmetric... | 11/18/2003 |
| 6650903 | Method and apparatus for interactive audience participation at a live spectator event A method provides interactive audience participation at live spectator events. The method includes providing each spectator with an interactive device that presents a promotional message and includes a user interface, broadcasting audio programming to the... | 11/18/2003 |
| 6643520 | Device and method for controlling initial transmission power of forward link channel in mobile communications system Devices and methods are provided for determining an initial transmission power for a forward link channel transmitter of a base station in a mobile communications system. A preferred method includes the steps of measuring, at a mobile station, the strengt... | 11/04/2003 |
| 6639905 | Communication network A transmitter, for controlling at least one receiver by intermittently transmitting groups of messages. The transmitter includes a controller arranged to provide intermittently groups of messages for transmission. Each of said groups includes a plurality ... | 10/28/2003 |
| 6640099 | Wireless information transmission system transmitting and receiving any continuous instruction input at predetermined intervals A wireless information transmission system with reduced power consumption includes a wireless transmit device transmitting information by wireless signal and a wireless receive device receiving information transmitted from the wireless transmit device. Th... | 10/28/2003 |
| 6628934 | Systems and methods for automatically provisioning wireless services on a wireless device Systems and methods for automatically activating wireless services on a wireless device are provided. The systems and methods of the present invention comprise a software and hardware infrastructure that enables a wireless service provider to automaticall... | 09/30/2003 |
| 6628637 | Spread-spectrum carrier transmission power control in wireless telecommunications systems A new call blocking threshold of one or more BTS forward links is adjusted to compensate for variation in traffic demand and, optionally, user mobility as well. Anticipated traffic demand from new calls and user mobility are derived from operational measu... | 09/30/2003 |
| 6611682 | Mobile telephone apparatus and method for call divert service A telephone apparatus (1) in a mobile telephone system providing a conditional call divert service causing an incoming call to proceed as a normal call or be redirected to a different number. The telephone apparatus has memory means (16) for storing coded... | 08/26/2003 |
| 6609012 | Mobile terminal initiated and assisted antenna selection In a cellular, broadband radio access network, such as a High Performance Local Area Network Type 2 (HIPERLAN/2), which employs multiple antennas per base station, the process of identifying and selecting the most appropriate base station antenna to suppo... | 08/19/2003 |
| 6600933 | Transmission diversity method In radio FDD communication, reception quality is measured at a communication terminal, the measurement result is reported to a base station, and the base station changes a transmission antenna based on the reported result on the reception quality. Thereby... | 07/29/2003 |
| 6591111 | Group radio communication system and method using interconnected radio sub-networks A group radio communication system (20) includes a group controller (24) which communicates through a satellite-based packet switched data communication network (22) to converters (28). The converters (28) are located within radio coverage areas (36) of v... | 07/08/2003 |
| 6590880 | Apparatus, and associated method, for facilitating communication handover in packet radio communication system Apparatus, and an associated method, for facilitating handover of communications between a source radio gateway and a target radio gateway of a packet radio communication system. Subsequent to handover of communications from the source to the target radio... | 07/08/2003 |
| 6580704 | Direct mode communication method between two mobile terminals in access point controlled wireless LAN systems There is featured a Direct Mode (DM) communication method between two mobile terminals (MTs) in access point (AP) controlled WLAN systems. The DM connection scheme calls for establishing that an initiating MT and a remote MT are associated to the same AP;... | 06/17/2003 |
| 6580915 | Aircraft internal EMI detection and location A circuit and method to locate a cellular phone or noisy laptop computer in an aircraft uses and antenna each in the front and back of the plane. Arrival time differences of cellular phone pulses are used to locate the offending phone. Three receivers are... | 06/17/2003 |
| 6574455 | Method and apparatus for ensuring security of users of bluetooth TM-enabled devices Rather than including a static network descriptor in messages transmitted between master and slave Bluetooth-enabled devices communicating on a piconet, which network descriptor is computed as a known function of the master's Bluetooth address (BD_ADDR), ... | 06/03/2003 |
| 6571100 | Method of providing a personal communications service, call routing method, and service control point The invention relates to a method of providing a personal communications service to subscribers (A) having at least one fixed terminal (TE2) and at least one mobile terminal (MTE1, MTE2) registered in a communications network (KOM) consisting of two or mo... | 05/27/2003 |
| 6571092 | Technique for enabling emergency call callback of a terminal without a valid subscriber identity A technique for enabling a callback by a called party, such as an emergency center, of a terminal, such as a mobile terminal having no identity and no CBN (Call Back Number), in the case of an emergency call, for example, includes allocating a temporary i... | 05/27/2003 |
| 6560213 | Wideband wireless access local loop based on millimeter wave technology A wideband wireless access local loop system using millimeter wavelength wireless technology to provide wireless access to a series of customer interfaces, via a series of access interface points, to a backbone network of central nodes interconnected by a... | 05/06/2003 |
| 6556807 | Antenna receiving system A receiving antenna system includes an antenna unit, a receiver unit, a down converter and a DC power/control supply. The antenna unit includes a parabolic reflector, a feed horn and an orthomode transducer, which are configured to capture, isolate, and o... | 04/29/2003 |
| 6556587 | Update of header compression state in packet communications The soft state of a header compression scheme in a communication system carrying packet traffic including a real time communication signal can be updated during periods of communication signal inactivity, during which there is no need to transmit the comm... | 04/29/2003 |
| 6549776 | System, method, and apparatus for pushing data in a direct digital call environment A system, method, and apparatus for transmitting a packet from a server to a wireless client, using direct digital calls, wherein the server initiates the call are presented. The server transmits a packet to addressed to an Internet Protocol (IP) address ... | 04/15/2003 |
| 6549758 | Method of testing telecommunication connections in radio system The invention relates to a radio system including one or more network elements, a base station controller and a network management system that are operatively interconnected by means of telecommunication connections, and to a method of testing telecommuni... | 04/15/2003 |
| 6549780 | Method and apparatus for adjacent service area handoff in communication systems A handoff technique in which system users detect transitions in service between a current service area and an adjacent service area, and request a forward link channel in the new service area when a detected signal strength for the new service area exceed... | 04/15/2003 |
| 6539240 | Data communication apparatus, data communication method, and storage medium storing computer program for data communication It is determined whether or not a receiver responds to a call from a caller. If it is detected that the receiver has responded, a communication channel is maintained, and thereafter two characters respectively representing the caller and receiver are comm... | 03/25/2003 |
