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)
04/2003
04/08/2003US6546099 Arrangement for suppressing an interfering component of an input signal
04/08/2003US6546064 Synchronization acquiring method synchronization acquiring apparatus
04/08/2003US6546062 Wireless network
04/08/2003US6546060 Direct modulating FSK transmitter for MCA
04/08/2003US6546057 Suppression of radio frequency interference and impulse noise in communications channels
04/08/2003US6546054 Video transmission system using plural links
04/08/2003US6546049 Parameterized quantization matrix adaptation for video encoding
04/08/2003US6546044 Dual-mode radiotelephone apparatus for digital or analog modulation
04/08/2003US6546043 Method and apparatus for cancellation of multiple access interference in a code division multiple access (CDMA) communication system
04/08/2003US6546042 Cyclic adaptive receivers for DS-CDMA signals
04/08/2003US6546041 Radio transmission method and apparatus for digital information
04/08/2003US6546040 GPS receiver having improved signal acquisition at a low signal to noise ratio
04/08/2003US6545999 Wireless communicating method, wireless communicating system, communicating station, and controlling station
04/08/2003US6545991 Diversity method
04/08/2003US6545983 Method for balancing the ratio Eb/I in a service multiplexing CDMA system and telecommunication systems using same
04/08/2003US6545728 Digital television receivers that digitize final I-F signals resulting from triple-conversion
04/08/2003US6545648 Adaptive control of RF receiving antenna system for digital television
04/08/2003US6545642 Antenna/push-button assembly and portable radiotelephone including the same
04/08/2003US6545570 Tuning circuit including a negative impedance circuit
04/08/2003US6545569 Filtering device and method of eliminating a DC component by shifting the transfer function
04/08/2003US6545516 Frequency conversion
04/08/2003US6544171 System for patient monitoring
04/08/2003US6543696 Portable information terminal
04/08/2003CA2292569C Power level arbitration between base station and mobile station in mobile communication system
04/08/2003CA2154949C Method of selecting input apparatus
04/08/2003CA2108054C Audio-visual control apparatus for determining a connection of appliances and controlling functions of appliances
04/08/2003CA2078370C Cellular radio communications system
04/08/2003CA2049786C Digital signal encoder
04/03/2003WO2003028424A1 Shielding method and device
04/03/2003WO2003028399A1 Cell search method and communication terminal apparatus
04/03/2003WO2003028395A1 Multiband and multiprotocol mobile communication
04/03/2003WO2003028393A1 Method for controlling the communicate function of the mobile telephone and said mobile telephone
04/03/2003WO2003028368A1 Real-time event recommendation system and method for media programming using personal schedule
04/03/2003WO2003028346A1 Electronic device with extendable keyboard
04/03/2003WO2003028343A2 Communication system for location sensitive information and method therefor
04/03/2003WO2003028257A1 Optical to microwave converter using direct modulation
04/03/2003WO2003028255A2 Method and apparatus for data transfer using a time division multiple frequency scheme
04/03/2003WO2003028251A1 Ceasing transmission of data rate control information in a cdma communication system when the mobile station transits to the idle open state
04/03/2003WO2003028240A1 Method and apparatus for performing signal correlation using historical correlation data
04/03/2003WO2003028239A1 Method and device for determining the initialization states in pseudo-noise sequences
04/03/2003WO2003028238A1 Device and method for fine synchronization on the sampling of spread-coded received signals
04/03/2003WO2003028235A1 High-frequency device
04/03/2003WO2003028234A1 System and method for embedding a sub-channel in a block coded data stream
04/03/2003WO2003028233A1 Communication system receiver and method for concurrent receiving of multiple channels
04/03/2003WO2003028232A1 Power saving in communication terminals
04/03/2003WO2003028231A1 Analog baseband signal processing system and method
04/03/2003WO2003028228A2 Method and apparatus for a reconfigurable multi-media system
04/03/2003WO2003028227A1 Power line communication circuit
04/03/2003WO2003028215A2 Tunable oscillator
04/03/2003WO2003028206A1 Multiband receiver and method associated therewith
04/03/2003WO2003028149A1 Antenna device and communication equipment using the device
04/03/2003WO2003003683A3 Method for avoiding interference radiation of am transmitters used in digital transmission
04/03/2003WO2002023742A9 Apparatus for and method of adapting a radio receiver using control functions
04/03/2003WO2002023634A9 Cmos transceiver having an integrated power amplifier
04/03/2003WO2000055970A3 A system and method for efficiently tuning to channels where a variety of different broadcast transmission types is being used
04/03/2003US20030066064 System and method for field diagnosis of wireless communications device system software
04/03/2003US20030065985 Mangled strings for testing of internationalization
04/03/2003US20030065971 System-managed duplexing of coupling facility structures
04/03/2003US20030065799 Communication device
04/03/2003US20030065464 Apparatus and method for calibrating a timing circuit in a remote keyless entry system using programmable commands
04/03/2003US20030065164 Anti-reflective coating compositions comprising polymerized aminoplasts
04/03/2003US20030064761 System and method for reducing SAR values
04/03/2003US20030064751 Method and apparatus for a holster having a user interface
04/03/2003US20030064750 User interfacing device for PDA/wireless terminal
04/03/2003US20030064747 Integrated circuit architecture for programmable wireless device
04/03/2003US20030064743 Method and apparatus for multi-channel reverse link outer-loop power control
04/03/2003US20030064738 Spurious ratio control circuit for use with feed-forward linear amplifiers
04/03/2003US20030064732 Proximity regulation system for use with a portable cell phone and a method of operation thereof
04/03/2003US20030064729 Mobile communication system, and a radio base station, a radio apparatus and a mobile terminal
04/03/2003US20030064703 Portable communication terminal, communication method of the portable communication terminal, program, and recording medium having the program recorded thereon
04/03/2003US20030064701 Direct digitally tunable microwave oscillators and filters
04/03/2003US20030064700 Direct digitally tunable microwave oscillators and filters
04/03/2003US20030064699 Down-converting multiple received radio frequency signals
04/03/2003US20030064697 Analog baseband signal processing system and method
04/03/2003US20030064696 Wireless communication receiver
04/03/2003US20030064695 LNA gain adjustment in an RF receiver to compensate for intermodulation interference
04/03/2003US20030064693 Automatic frequency correction method and apparatus for time division duplex modes of 3g wireless communications
04/03/2003US20030064692 Timing based LNA gain adjustment in an RF receiver to compensate for intermodulation interference
04/03/2003US20030064689 Adding I/O ports to mobile device via smart interchangeable cover
04/03/2003US20030064688 Slide-type portable communication apparatus
04/03/2003US20030064685 Portable communication apparatus with digital camera and personal digital assistant
04/03/2003US20030064684 Apparatus and method for encoding and decoding signals
04/03/2003US20030064682 Transmission power control method and mobile station
04/03/2003US20030064680 Apparatus and method for receiving transmit wave
04/03/2003US20030063711 Loop diagnostic mode for ADSL modems
04/03/2003US20030063695 Adaptive multi-channel, multi-function
04/03/2003US20030063691 Radio communication control device which can accurately determine the start point of the standby period timer
04/03/2003US20030063690 DC offset reduction in radio-frequency apparatus and associated methods
04/03/2003US20030063657 Code tracking loop with automatic power normalization
04/03/2003US20030063656 Method & apparatus for step two W-CDMA searching
04/03/2003US20030063620 Method of transmitting packet data in a communication system
04/03/2003US20030063596 Methods and apparatus for canceling co-channel interference in a receiving system using spatio-temporal whitening
04/03/2003US20030063586 Visualization of active codes, their spreading factors and power levels, in a code domain power display
04/03/2003US20030063583 Method and apparatus for high rate packet data transmission
04/03/2003US20030063557 Multi-user detection in an MC-CDMA telecommunication system
04/03/2003US20030063224 Digital broadcasting receiver
04/03/2003US20030063032 Antenna system, transceiver, electrical equipment, and computer terminal
04/03/2003US20030063025 Method and apparatus for ultra wide-band communication system using multiple detectors
04/03/2003US20030063024 Apparatus and method for level-dependent companding for wireless audio noise reduction
04/03/2003US20030062971 Band switchable filter
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