Patents
Sitemap › H04 - Electric communication technique › H04J - Multiplex communication › H04J 13 - Code division multiplex systems
Patents for H04J 13 - Code division multiplex systems (21,510)
03/2005
03/30/2005CN1601943A Method of selecting safety communication algorithm
03/30/2005CN1601942A Combined selecting smooth processing method of transmission format
03/30/2005CN1601941A Combined selection method of transmission format
03/29/2005US6873856 System for controlling the transmission power of a base station with which a number of mobile stations are in communication
03/29/2005US6873829 Apparatus and method for generating periodic beacon signals for use in CDMA base station
03/29/2005US6873664 Method and apparatus for detecting an interleaved code
03/29/2005US6873647 Method and system for reducing synchronization time in a CDMA wireless communication system
03/29/2005US6873645 Automatic power control system for a code division multiple access (CDMA) communications system
03/29/2005CA2340254C Apparatus and method for channel coding and multiplexing in cdma communication system
03/24/2005WO2005027554A1 The method for the mobile terminal hand-off between the cdma system and the wlan
03/24/2005WO2005027538A2 Transport format combination lookup and reselection
03/24/2005WO2005027397A1 Method and apparatus for acknowledging reverse link transmissions in a communications system
03/24/2005WO2005027372A1 Secure communication method, transmission apparatus and reception apparatus
03/24/2005WO2005026766A2 Mobile communications device with gps receiver and common clock source
03/24/2005WO2005011316B1 Radio communication system
03/24/2005WO2004002001A8 Ultra-wideband communication through a wire medium
03/24/2005US20050066101 Method and device for connecting sensors or actuators to a bus system
03/24/2005US20050063485 Transmitter
03/24/2005US20050063332 Forward-link scheduling in a wireless communication system
03/24/2005DE10340165A1 Sensor connection procedure for vehicle TTCAN networks synchronizes sensor or actuator to bus system clock during fast clock first phase
03/24/2005CA2538560A1 Transport format combination lookup and reselection
03/24/2005CA2537443A1 Method and apparatus for acknowledging reverse link transmissions in a communications system
03/23/2005EP1517458A1 Sub-channels for the random access channel in a time division duplex system
03/23/2005EP1517457A1 Base station apparatus and communication terminal apparatus
03/23/2005EP1516436A2 Ultra-wideband communication through a wire medium
03/23/2005EP1516434A2 Ultra-wideband communication through a wire network
03/23/2005CN2687965Y Control aggregate search schedule system for CDMA communication
03/23/2005CN2687964Y CDMA terminal hard-switching time parameter correction
03/23/2005CN2687963Y Rapid forward power optimized channel system for CDMA receiver
03/23/2005CN2687962Y System for predicting SIR estamation in CDMA receiver
03/23/2005CN2687961Y Estimating system of SIR signal for CDMA receiver
03/23/2005CN2687960Y CDMA cellular communication initial pilot frequency acquisition system
03/23/2005CN1600043A Optimization of circuit-switched call setup and call routing associated with inter-MSC packet data handoff
03/23/2005CN1599996A Selecting optimal transmit formats for transmissions over allocated time durations
03/23/2005CN1599991A Method for processing shared sub-packets in a communication system
03/23/2005CN1599304A Hard switchover method based on link quality
03/23/2005CN1599302A Channel code resource utilization method in broadband CDMA system
03/23/2005CN1599301A Calling invitation insertion control method of WCDMA insertion system
03/23/2005CN1599300A Method of assigning one or more spreading sequences to users of a multi carrier transmission network
03/23/2005CN1599299A Method of dynamically assigning spreading sequences to users of a multi carrier transmission network
03/23/2005CN1599279A Pilot channel sign method and system by quadrature modulation
03/23/2005CN1599265A 发送机 Transmitter
03/23/2005CN1194493C Code division multiplexing communication system and correction timing controlling method of transmission line thereof
03/23/2005CN1194491C Outer loop power control method in CDMA system
03/23/2005CN1194489C Method for selecting main cell of user apparatus in mobile communication system
03/17/2005WO2005025090A1 Radio transmitting apparatus and radio transmitting method
03/17/2005US20050058181 Apparatus and method employing dynamic hop sequence adjustment in FHSS networks
03/17/2005US20050058152 Ultra-wideband/low power communication having a dedicated memory stick for fast data downloads - apparatus, systems and methods
03/17/2005US20050058106 Acknowledging broadcast transmissions
03/17/2005US20050058092 Channel characteristics estimation system, channel characteristics estimation method, communication apparatus, and communication method
03/16/2005EP1515452A2 Ultra-wideband/low power communication having a dedicated memory stick for fast data downloads-apparatus, systems and methods
03/16/2005EP1442360A4 Burst detector
03/16/2005EP1125383B1 A variable clock rate correlation circuit and method of operation
03/16/2005EP1119935B1 Method for adapting data rates
03/16/2005EP0928078B1 Mobile communications system and mobile communications method
03/16/2005CN2686253Y Time division duplexing or time division synchronous code division multiple access user equipment
03/16/2005CN1596543A Information processing apparatus and method, program, and recording medium
03/16/2005CN1596521A Information content distribution based on privacy and/or personal information
03/16/2005CN1596022A Method and apparatus of initial cell search in time division synchronous CDMA system
03/16/2005CN1595863A Method for supporting location update between nodes by GPRS service
03/16/2005CN1595862A Method of forward direction power control of CDMA cluster communication system
03/16/2005CN1595861A A synchronization apparatus and method for CDMA mobile communication system
03/16/2005CN1595860A Method of protocol version detection in communication system
03/16/2005CN1595859A Method for updating user identification in mobile communication system
03/16/2005CN1595858A A method of hard switching in WCDMA system
03/16/2005CN1595857A A method for on-site test of demodulation performance of WCDMA mobile communication system
03/16/2005CN1595841A Method and apparatus for base station and mobile station time calibration
03/16/2005CN1595840A Method and apparatus for base station and mobile station time calibration
03/16/2005CN1595836A Method for implementing synchronization of outdoor unit and indoor unit of TD-SCDMA system
03/16/2005CN1595835A A method and apparatus for increasing synchronous detection precision
03/16/2005CN1595834A Method and apparatus for initial synchronization in CDMA mobile communication system
03/16/2005CN1595832A A TD-CDMA system demodulation method based on array antenna
03/16/2005CN1595830A A WCDMA system power control method
03/16/2005CN1595829A A method and apparatus for frequency deviation estimation and compensation
03/16/2005CN1595825A A combined detection method for decreasing complexity in mobile communication system
03/16/2005CN1595190A High resolution estimation method for incoming wave direction of mobile communication system
03/16/2005CN1193639C Channel set-up in wideband, code division multiple access systems
03/16/2005CN1193629C Method for synchronizing base stations in mobile radio system
03/16/2005CN1193530C Communication message safety ensuring method and device for CDMA communication system
03/16/2005CN1193529C Method for regulating transmitting time in mobile radio system
03/16/2005CN1193528C Apparatus for incorporating multiple data rates in an orthogonal direct sequence code division multiple access (ODS-CDMA) communications system
03/16/2005CN1193518C Mobile communication system
03/15/2005US6868520 Method and apparatus for providing high quality transmissions in a telecommunications system
03/15/2005US6868111 Methods and systems for identifying transmitted codewords after loss of synchronization in spread spectrum communication systems
03/15/2005US6868108 Method and apparatus for generating and transmitting a stationary dither code
03/15/2005US6868077 Device enabling different spreading factors while preserving a common rambling code, in particular for transmission in a code division multiple access cellular mobile radio system
03/15/2005US6868075 Method and apparatus for compressed mode communications over a radio interface
03/15/2005CA2208085C Cdma communication method and group spreading modulator
03/10/2005WO2003044970A3 Reverse link power controlled repeater
03/10/2005US20050055551 Interactive protocol for remote management of access control to scrambled data
03/10/2005US20050053208 Process, arrangement, devices for seizure of a shared telephone line
03/10/2005US20050053122 Signalling system
03/10/2005US20050053032 Radio communication system and radio communication device
03/10/2005US20050053031 Forward-link scheduling in a wireless communication system
03/09/2005EP1513356A2 Radio communication system and radio communication device
03/09/2005EP1513297A1 A method for dynamic allocation of codes to a base station
03/09/2005EP1513272A1 Base station apparatus and method for controlling transmission assignment
03/09/2005EP1513269A2 A method for improving performances of a mobile radiocommunication system using a power control algorithm
03/09/2005EP1512304A1 Method, system, and network entity, for adaptive reservation of channelization codes and power
03/09/2005EP1512256A2 Non-zero complex weighted space-time code for multiple antenna transmission
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