Patents
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)
12/2002
12/17/2002US6496083 Diode compensation circuit including two series and one parallel resonance points
12/17/2002US6496072 Amplifying apparatus for a mobile station receiver and method for controlling the same
12/17/2002US6496064 Intermodulation product cancellation circuit
12/17/2002US6496017 Measuring antenna signal strength with automatic gain control receiver
12/17/2002US6494593 Foldable case having back light
12/17/2002CA2222734C Cdma transmission employing clipping function
12/17/2002CA2185864C Wireless receiver
12/17/2002CA2109063C Rf power amplifier with linearization
12/12/2002WO2002100127A1 Method for improving acoustic properties of a terminal device and a terminal device
12/12/2002WO2002100124A1 Pc card for use in a telecommunications system
12/12/2002WO2002100123A1 Radio communication apparatus and its reception timing estimating method
12/12/2002WO2002100118A2 Dmrt and scheduling of htr for data networks
12/12/2002WO2002100098A1 Enhanced epg to find program start and end segments
12/12/2002WO2002100075A1 A method and system, in a cellular telephone, for transmission of voice message via email
12/12/2002WO2002100074A2 System for disposing a proximity sensitive touchpad behind a mobile phone keymat
12/12/2002WO2002100033A1 Method and apparatus for estimating the signal to interference ratio of a wireless channel
12/12/2002WO2002100019A2 Method for power amplifier to avoid performance degradation, shutdown and damage in case of worst data pattern
12/12/2002WO2002100014A1 Radio communication terminal and demodulation method
12/12/2002WO2002100009A1 Method and apparatus for combining a wireless receiver and a non-wireless receiver
12/12/2002WO2002100008A1 Dynamic digital communication system control
12/12/2002WO2002100005A2 A method of cellular communication
12/12/2002WO2002100003A1 Method and apparatus for backup power in a communication system
12/12/2002WO2002100000A1 Cdma transmission diversity apparatus
12/12/2002WO2002099999A1 Communication device with smart antenna using a quality-indication signal
12/12/2002WO2002099993A1 Method and apparatus for two-way communications amongst a plurality of communications devices
12/12/2002WO2002099991A1 Method and apparatus for bandwidth estimation
12/12/2002WO2002099990A1 Method and apparatus for searching time-division multiplexed synchronization sequences
12/12/2002WO2002099989A1 Spread spectrum communication system apparatus
12/12/2002WO2002099984A1 A method and apparatus for low loss high radio frequency transmission
12/12/2002WO2002099983A1 Data source hand-off in a broadcast-based data dissemination environment
12/12/2002WO2002099927A1 Mobile wireless terminal
12/12/2002WO2002099789A1 Digital audio playback using local stored content
12/12/2002WO2002099676A1 Ethernet protection system
12/12/2002WO2002084908A3 Frequency modulation using a zero hz vco
12/12/2002WO2002062029A3 Compensation method for a transceiver using two-point modulation
12/12/2002WO2002059949A3 Method for receiving and processing signals for radio communication systems
12/12/2002WO2002054448A9 Low cost mmw transceiver packaging
12/12/2002WO2002031986A3 Generation of wavelets for data transmission
12/12/2002WO2002029978A3 Method and apparatus for automatic frequency control in a cdma receiver
12/12/2002WO2002005441A3 Code power measurement for dynamic channel allocation
12/12/2002US20020188945 Enhanced EPG to find program start and segments
12/12/2002US20020187902 Heat cutoff signal transmission unit and superconducting signal transmission apparatus
12/12/2002US20020187818 Portable phone with camera
12/12/2002US20020187814 Adaptive antenna reception apparatus with weight updated adaptively
12/12/2002US20020187810 Dynamic path gain compensation for radios in wireless communication systems
12/12/2002US20020187806 Portable communication device for minimizing specific absorption rate (SAR) value of electromagnetic waves
12/12/2002US20020187803 Folding electronic apparatus and flexible substrate thereof
12/12/2002US20020187802 Method of adjusting the target value of an inner power control loop in a mobile radiocommunications system
12/12/2002US20020187797 Apparatus for controlling initial power ramp-up in a CDMA system by using short codes
12/12/2002US20020187796 Economical extension of the operating distance of an RF remote link accommodating information signals having differing carrier frequencies
12/12/2002US20020187769 Cellular telephone system with free space millimeter wave trunk line
12/12/2002US20020187766 Circuit for compensating temperature of automatic gain control circuit
12/12/2002US20020187763 Apparatus and methods for generating radio frequencies in communication circuitry
12/12/2002US20020187762 Method and system for multi-channel RF digitization with analog selectivity
12/12/2002US20020187761 Device and method for compensating for nonlinearity of power amplifier with redistortion in if band
12/12/2002US20020187759 System for transmitting digital signals with FM signals
12/12/2002US20020187758 Method for improving acoustic properties of a terminal device and a terminal device
12/12/2002US20020187754 Modulator for high data rate wireless communication
12/12/2002US20020187753 Radio communication apparatus having more channel capacity and less feedback information, and method therefor
12/12/2002US20020187748 Method of controlling initial power ramp-up in a CDMA system by using short codes
12/12/2002US20020186863 Redundantly embedding auxiliary data in source signals
12/12/2002US20020186794 Radiofrequency signal receiver with means for correcting the effects of multipath signals, and method for activating the receiver
12/12/2002US20020186793 Detection and mitigation of temporary impairments in a communications channel
12/12/2002US20020186788 Method and apparatus for bandwidth estimation
12/12/2002US20020186761 Method and apparatus for estimating the signal to interference-plus-noise ratio of a wireless channel
12/12/2002US20020186758 Modular transceiver-modem with reduced profile antenna duplexer
12/12/2002US20020186757 Antenna duplexer and mobile communication device using the same
12/12/2002US20020186756 Channel equalization with SCDMA modulation
12/12/2002US20020186755 Method for parallel type interference cancellation in code division multiple access receiver
12/12/2002US20020186754 Spreading code generation circuit and demodulation circuit
12/12/2002US20020186753 Chip blanking and processing in SCDMA to mitigate impulse and burst noise and/or distortion
12/12/2002US20020186752 Method and apparatus for spreading symbols in a communication system
12/12/2002US20020186751 Method and apparatus for using adaptive threshold with initial acquisition
12/12/2002US20020186750 System for spread spectrum communication
12/12/2002US20020186749 Adaptive frequency hopping strategy
12/12/2002US20020186713 Communication system with frequency modulation and a single local oscillator
12/12/2002US20020186708 Method and apparatus for coherent demodulation in communication system employing a potentially gated pilot signal
12/12/2002US20020186707 Method and device for sequencing signals from multiusers
12/12/2002US20020186677 Channel estimation in a CDMA wireless communication system
12/12/2002US20020186673 Remote terminal spread spectrum CDMA subtractive interference canceller
12/12/2002US20020186669 Subscriber unit for controlling initial power ramp-up using short codes
12/12/2002US20020186651 M-ary orthogonal keying system
12/12/2002US20020186328 Broadcasting receiver with automatic audio selection function
12/12/2002US20020186327 Digital broadcasting receiver
12/12/2002US20020186090 Method and apparatus for low loss high radio frequency transmission
12/12/2002US20020186088 High-frequency amplifier and radio transmission device with circuit scale and current consumption reduced to achieve high efficiency
12/12/2002US20020186063 Phase lock loop (PLL) apparatus and method
12/12/2002US20020185291 Cellular shield
12/12/2002DE10134848C1 Reduced-SAR mobile radio transceiver, e.g. portable telephone, has an electrically conductive layer to interact with devices in a transmit-receive mode to generate a field of scattered EM waves
12/12/2002DE10126678A1 Detection of noise signals in received signals in an AM radio receiver
12/12/2002DE10125909A1 Datenübertragungssystem mit hoher Datenübertragungsrate A data transmission system with a high data transfer rate
12/12/2002DE10026152C2 Drahtloses Sendeempfangsgerät Wireless transceiver
12/12/2002CA2447777A1 Communication device with smart antenna using a quality-indication signal
12/11/2002EP1265395A1 Method and device for transmitting MC-CDMA data
12/11/2002EP1265389A2 Method of impairment mitigation in a communication system
12/11/2002EP1265387A1 Program receiver and accumulation broadcast charging device
12/11/2002EP1265385A1 Broadcasting information receiving device and broadcasting information receiving method
12/11/2002EP1265384A1 Method for improving the reception of a CDMA receiver, and corresponding CDMA receiver
12/11/2002EP1265378A2 Adaptive antenna array
12/11/2002EP1265377A2 Adaptive antenna reception apparatus