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)
11/2002
11/14/2002WO2002075953A3 Indoor radio transmission method for parallel radio transmission of digital data sub-streams and a mobile radio transmission system
11/14/2002WO2002071629A3 Methods and systems for selective frequency hopping in multiple mode communication systems
11/14/2002WO2002067525A3 Intercarrier interference cancellation in multicarrier receivers
11/14/2002WO2002063787A3 Protective sleeve for a hand-held unit of a telephonic device
11/14/2002WO2002060168A3 Hands-free device for operating mobile telephones in motor vehicles
11/14/2002WO2002039601A3 Method for producing a radio unit and radio unit
11/14/2002WO2002035711A8 Filter for electromagnetically transmitted signals
11/14/2002WO2002025826A3 Sleep modes in peer-to-peer communications
11/14/2002WO2001048936A3 Zero delay mask for galois lfsr
11/14/2002WO2001029998A3 Method and apparatus for audio on demand for the driver of a vehicle
11/14/2002US20020170014 Apparatus and method to facilitate self-correcting memory
11/14/2002US20020170013 Method and system for implicit user equipment identification
11/14/2002US20020169619 Language switching method and digital broadcast receiver using the method
11/14/2002US20020169603 ADC resolution enhancement through subband coding
11/14/2002US20020169010 Foldable portable telephone
11/14/2002US20020169009 Electronic device having an operating mode and an energy saving standby mode, and a method for switching between the two modes
11/14/2002US20020169003 Information terminal having card and main body provided with antenna
11/14/2002US20020168996 Common control channel uplink power control for adaptive modulation and coding techniques
11/14/2002US20020168995 Common control channel uplink power control for adaptive modulation and coding techniques
11/14/2002US20020168994 Common control channel uplink power control for adaptive modulation and coding techniques
11/14/2002US20020168957 Superregenerative oscillator RF receiver with differential output
11/14/2002US20020168955 Broadcast receiver with antenna/frequency diversity
11/14/2002US20020168953 Frequency scanning receiver
11/14/2002US20020168952 Apparatus and methods for calibrating signal-processing circuitry
11/14/2002US20020168951 Notch filter for DC offset reduction in radio-frequency apparatus and associated methods
11/14/2002US20020168942 Calibrated low-noise current and voltage references and associated methods
11/14/2002US20020168941 Apparatus and Method for Interference Suppression Transmission
11/14/2002US20020168935 Symbol combining device for multi-path diversity
11/14/2002US20020168900 Dual SIM (subscriber indentity module) card connector
11/14/2002US20020168064 Device for balancing a transmission line input impedance
11/14/2002US20020168038 System for controlling the frequency of an oscillator
11/14/2002US20020168037 System and method of dual mode automatic gain control for a digital radio receiver
11/14/2002US20020168031 Method and apparatus for communication in an environment having repetitive noise
11/14/2002US20020168030 Stereo demultiplexer
11/14/2002US20020168029 Digital signal receiving apparatus
11/14/2002US20020168025 Multiple bandwidth amplifier control systems for mobile stations and methods therefor
11/14/2002US20020168023 Transmitter for transmitting signals over radio channels and method for transmitting signals over radio channels
11/14/2002US20020168003 System and method of communicating high rate pulse signals in a multipath environment
11/14/2002US20020168000 Equalizer apparatus and equalizing method
11/14/2002US20020167995 Radiofrequency signal receiver with means for improving the reception dynamic of said signals
11/14/2002US20020167994 Receiving apparatus and gain control method
11/14/2002US20020167993 Cdma receiving device and error correction method
11/14/2002US20020167992 Method for reliable signaling information transmission in a wireless communication system
11/14/2002US20020167991 Transmitter, receiver, transmitting method, and receiving method
11/14/2002US20020167963 Method and apparatus for spread spectrum medium access protocol with collision avoidance using controlled time of arrival
11/14/2002US20020167931 Wireless communication method for avoiding mutual interference between wireless communication systems, and apparatus thereof
11/14/2002US20020167930 Adaptive duty cycle management method and system for radio transmitters
11/14/2002US20020167929 Frequency control method in a CDMA communication system for preventing deterioration in communication quality despite failure to control of transmission power in a mobile station
11/14/2002US20020167925 Remote unit multichannel CDMA subtractive interference canceller
11/14/2002US20020167924 Method and apparatus for chip-rate processing in a CDMA system
11/14/2002US20020167913 Adaptive channel estimation in a wireless communication system
11/14/2002US20020167511 Apparatus and method for performing a mirror function in a portable terminal
11/14/2002US20020167454 Tunable dipole antenna
11/14/2002US20020167451 Tunable waveguide antenna
11/14/2002US20020167447 Tunable monopole antenna
11/14/2002US20020167405 Radio frequency identification architecture
11/14/2002US20020167368 FSK demodulation system
11/14/2002US20020167366 LC controllable oscillator, a quadrature oscillator and a communication arrangement
11/14/2002US20020167358 Power amplifier and communication device including power amplifier
11/14/2002US20020167060 Module and electronic device
11/14/2002US20020166212 Attachment loop for a handheld device
11/14/2002DE10132587A1 Transmission device with power control e.g. for RF systems, has output of DAC coupled to modulator for modulating carrier signal with useful signal to be sent
11/14/2002DE10123023A1 Mobile telephone with housing consisting of top and lower shell
11/14/2002DE10122914A1 Program selection aid e.g. for television and audio equipment, has small table or list of occupied transmitters placed on rear of remote control
11/14/2002DE10122830A1 Down converter has two stages controlled by separate in phase and quadrature signals
11/14/2002DE10122748A1 Anti-Demodulatorschaltung, Filtereinrichtung und Demodulatorschaltung Anti-demodulator filter device and demodulator
11/14/2002DE10122641A1 Signal receiver assembly with data signal receiver and its synchronisation
11/14/2002DE10122161A1 Automobile radio with external data transmission system has input device via which transmitter identity associated with given frequency can be entered into memory device
11/14/2002CA2446769A1 Multi-mode satellite and terrestrial communication device
11/14/2002CA2446767A1 Multi-mode communication device with position location
11/14/2002CA2446483A1 Demodulator and receiver using it
11/14/2002CA2446312A1 Technique for optimizing the delivery of advertisements and other programming segments by making bandwidth tradeoffs
11/14/2002CA2445908A1 Communication between a transponder and an interrogator
11/14/2002CA2386053A1 Method and apparatus for communication in an environment having repetive noise
11/13/2002EP1257158A1 Protective casing for electronic apparatus, and method and tooling for making such a casing
11/13/2002EP1257104A2 Heirarchical transmission with multicarrier modulation and error correction coding
11/13/2002EP1257098A2 Method for avoiding mutual interference between wireless communication systems, and apparatus therefore
11/13/2002EP1257080A2 Encoding/decoding apparatus and method in a CDMA mobile communication system
11/13/2002EP1257077A1 A method for spread spectrum multiple access coding with zero correlation window
11/13/2002EP1257074A2 A method and apparatus for assigning codes
11/13/2002EP1257071A2 Adaptive array antenna receiving apparatus capable of shortening convergence time of antenna weights
11/13/2002EP1257069A1 Radio communication apparatus having more channel capacity and less feedback information, and method therefor
11/13/2002EP1257068A2 Enhanced frequency hopping method and associated wireless terminal
11/13/2002EP1257067A2 CDMA receiver and searcher used for the CDMA receiver
11/13/2002EP1257066A1 Received wave transmitter and mobile device identification system
11/13/2002EP1257065A1 Frequency synthesiser for mobile terminals for wireless telecommunication systems
11/13/2002EP1257054A2 Power controlling device for a transmitter
11/13/2002EP1257051A2 FM Demodulator using adjacent canal suppression
11/13/2002EP1256833A2 Apparatus and method for performing a mirror function in a portable terminal
11/13/2002EP1256232A1 System and method for displaying event related electronic program guide data on intelligent remote devices
11/13/2002EP1256187A1 Method for frequency offset estimation in a direct sequence spread spectrum communications receiver
11/13/2002EP1256186A1 Transmitting/receiving apparatus and method for packet data service in a mobile telecommunication system
11/13/2002EP1256185A2 Device for the quick and easy use of a small size cellular telephone
11/13/2002EP1256181A1 Method and apparatus for adjustment of the sampling phase in a pcm modem system using a dual-phase probing signal
11/13/2002EP1256180A1 Pcm modem adaptation system utilizing a silence period
11/13/2002EP1256179A1 Front end and high frequency receiver having quadrature low noise amplifier
11/13/2002EP1256178A1 Wireless telephone airplane and alarm clock modes
11/13/2002EP1256177A2 Method and apparatus for conserving power in an integrated electronic device that includes a pda and a wireless telephone
11/13/2002EP1256176A2 Method for masking interruptions during playback of received radio signals
11/13/2002EP1256098A2 An identification device
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