Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 1 - Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission
Patents for H04B 1 - Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission (188,568)
09/2005
09/01/2005US20050190304 Radio frequency (RF) modulator with narrow bandpass filter
09/01/2005US20050190281 Portable electronic device for changing menu display state according to rotating degree and method thereof
09/01/2005US20050190087 AGC circuit, AGC circuit gain control method, and program for the AGC circuit gain control method
09/01/2005US20050190039 System for controlling a valet mode of a vehicle
09/01/2005US20050190037 Locker system, locker, portable key device, locker locking and unlocking method, and machine readable medium storing thereon computer program
09/01/2005US20050190002 Voltage-controlled oscillator, radio communication apparatus and voltage-controlled oscillation method
09/01/2005US20050189990 Method and apparatus for control of predistortion linearizer based on power series
09/01/2005US20050189989 Power amplification apparatus, and mobile communication terminal apparatus
09/01/2005US20050189650 Low fabrication cost, high performance, high reliability chip scale package
09/01/2005US20050189425 Electronic apparatus
09/01/2005DE10393482T5 Mehrmodenempfänger Multi-mode receiver
09/01/2005DE102005002188A1 Breitbandsystemmodelle Broadband system models
09/01/2005DE102004015318B3 Input stage for electronic circuit for receiving, evaluating input signal, passing to subsequent stage has control circuit that activates one or other receiving stage depending on current drains of both stages for respective input signal
09/01/2005DE102004005914A1 Elektronisches Gerät zur Befestigung an einem Fahrzeugteil eines Fahrzeuges Electronic device for fastening to a vehicle part of a vehicle
09/01/2005DE102004005666A1 High frequency arrangement for data medium e.g. chip card, has semiconductor body with charge storage made using trench technology and two contact points that are connected to respective pins of another body having integrated circuit
09/01/2005DE10017364B4 Verfahren und Schaltungsanordnung zur Erhöhung der elektromagnetischen Verträglichkeit einer elektronischen Schaltung Method and circuit arrangement for increasing the electromagnetic compatibility of an electronic circuit
09/01/2005DE10012637B4 Sicherheitssystem zur Ermöglichung des authentifizierten Zugangs eines Individuums zu einem geschützten Bereich Security system for enabling authenticated access of an individual to a protected area
09/01/2005CA2556261A1 Audio player assembly comprising an mp3 player
08/2005
08/31/2005EP1569443A1 Terminal apparatus and information reproducing method
08/31/2005EP1569402A1 Digital subscriber line modem with bitloading using channel condition model
08/31/2005EP1569376A2 Method and apparatus for re-transmission control
08/31/2005EP1569374A2 Interleave parameter processing method
08/31/2005EP1569370A2 Multiple tuners in a single radio receiver
08/31/2005EP1569362A1 Radio reception device and radio reception method
08/31/2005EP1569360A1 Spread-spectrum system and method
08/31/2005EP1569359A1 Method and apparatus for optimizing transmitter power efficiency
08/31/2005EP1569356A1 Subtractive interference cancellation of pilot and control symbols before the data detection
08/31/2005EP1569355A2 Interference cancellation in a CDMA receiver
08/31/2005EP1569354A1 W-CDMA mobile terminal with plurality of frequency bands.
08/31/2005EP1569353A2 High frequency circuit device
08/31/2005EP1569352A2 Electrical devices
08/31/2005EP1569351A2 Apparatus and method for feed-forward image rejection in a dual conversion receiver
08/31/2005EP1569350A1 Power limit device and digital radio transmitter using the same
08/31/2005EP1569331A1 Method and apparatus for control of predistortion linearizer based on power series
08/31/2005EP1569298A1 Television antenna for a portable communication device
08/31/2005EP1568966A2 Portable electronic device and method for changing menu display state according to rotating degree
08/31/2005EP1568206A2 System and method for processing symbols embedded in digital video
08/31/2005EP1568192A1 Compensating for analog radio component impairments to relax specifications
08/31/2005EP1568171A1 A method of achieving the network link status penetrate
08/31/2005EP1568160A1 Adaptive turbo multiuser detection for hsdpa/tdd cdma with unknown interferers
08/31/2005EP1568152A1 Apparatus, module and computer program for minimizing correlation between received signals
08/31/2005EP1568148A2 Selective data inversion in ultra-wide-band communications t eliminate line frequencies
08/31/2005EP1568147A1 Single oscillator dsss and ofdm radio receiver and transmitter
08/31/2005EP1568146A1 Mobile communication terminal having ic card settlement function
08/31/2005EP1568144A2 System and method for heterodyning an ultrasonic signal
08/31/2005EP1568143A1 Transmission stage comprising phases and an amplitude regulating loop
08/31/2005EP1568142A2 A communications system
08/31/2005EP1568000A2 Method for transmitting a digitized message of little information depth
08/31/2005EP1567967A2 Methods and apparatuses for identification
08/31/2005EP1567930A1 Adaptive current limiter for wireless modem
08/31/2005EP1567886A1 Multipath mitigation
08/31/2005EP1567883A1 Determination of the position of a pulse peak
08/31/2005EP1535399A4 Method and system for reducing the effect of signal-interference in null-areas caused by one or more antennas
08/31/2005EP1303910B1 Agc circuit
08/31/2005EP1228572B1 System and method for noise suppression in a communication signal
08/31/2005EP1166455B1 Doppler spread estimation system
08/31/2005EP1159690B1 Method and apparatus for digital correlation
08/31/2005EP1114524B1 Doppler corrected spread spectrum matched filter
08/31/2005EP0919084B1 Digital communication device
08/31/2005EP0910898A4 Selective recall and preservation of continuously recorded data
08/31/2005EP0897645B1 Call forwarding function for a portable radio communications device
08/31/2005EP0624275B2 Method and system for the arrangement of vocoder data for the masking of transmission channel induced errors
08/31/2005CN2722544Y Wireless amplification director
08/31/2005CN2722510Y Code mixer
08/31/2005CN2722504Y Intelligent amplifier of wireless network
08/31/2005CN1663255A Television signal receiver capable of receiving updated information associated with an emergency alert function
08/31/2005CN1663244A Information display system
08/31/2005CN1663240A Direct channel entry for tuner and satellite or cable receiver both enabled from a menu offering visual feedback
08/31/2005CN1663211A Device and method of estimating multiple channels
08/31/2005CN1663161A MT-CDMA using spreading codes with interference-free windows
08/31/2005CN1663160A Multiuser detector for variable spreading factors
08/31/2005CN1663150A Low power interference signal code power (ISCP) measurement
08/31/2005CN1663146A Mobile communication apparatus
08/31/2005CN1663140A Ultra-wideband communication through a wire medium
08/31/2005CN1663137A Ultra-wideband signal receiver using frequency sub-bands
08/31/2005CN1663136A Multiple mode RF communication device
08/31/2005CN1663135A Ultra-wideband communication through a wire network
08/31/2005CN1663134A Method for contacting at least one module for a wireless radio standard by means of at least one application
08/31/2005CN1663132A Low frequency attenuating circuit
08/31/2005CN1663131A Method and device for wavelet denoising
08/31/2005CN1663123A Tuner input filter with electronically adjustable center frequency for adapting to antenna characteristic
08/31/2005CN1663122A Tuner input filter with electronically adjustable center frequency for adapting to antenna characteristic
08/31/2005CN1663121A Receiver and tuner with electronically tuned filter
08/31/2005CN1662825A Radio positioning system with interference reduction
08/31/2005CN1662125A Hinged means provided with its side additional stucture
08/31/2005CN1662085A Content list displaying method of mobile telephone content server
08/31/2005CN1662055A Apparatus and method for transmitting video data from mobile communication terminal
08/31/2005CN1662021A Information receive and rejection method of utilizing mobile telephone information receiving system
08/31/2005CN1661995A Digital subscriber line modem with bitloading using channel condition model
08/31/2005CN1661993A Receiver, a communication system and a receiving method
08/31/2005CN1661951A Method and apparatus for controlling transmission, reception and re-transmission
08/31/2005CN1661937A E1/T1 interface for implementing backup through using relay
08/31/2005CN1661936A Device of implementing backup for communication equipment in multistage and method of rearranging main and standby devices
08/31/2005CN1661935A High-frequency circuit device
08/31/2005CN1661934A Match control circuit of power amplifying module
08/31/2005CN1661933A Electronic apparatus
08/31/2005CN1661932A Wireless data communicator
08/31/2005CN1661931A Multiple tuners in a single radio receiver
08/31/2005CN1661929A Apparatus and method for feed-forward image rejection in a dual conversion receiver
08/31/2005CN1661928A Distortion compensation circuit, power amplifier using distortion compensation circuit, and distortion compensation signal generating method
1 ... 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 ... 1886