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) |
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06/18/2002 | US6407990 Method of transmission of image by CDMA system |
06/18/2002 | US6407989 Spread spectrum microwave overlay with notch filter |
06/18/2002 | US6407643 Phase-locked loop enabling the generation of a reference signal having a high spectral purity |
06/18/2002 | US6407639 Radio frequency device including a power amplifier circuit and a stabilizer circuit, and mobile transceiver terminal including such a device |
06/18/2002 | US6407635 Carrier-blanking mechanism for sweeping detector used to measure and correct RF power amplifier distortion |
06/18/2002 | US6407614 Semiconductor integrated switching circuit |
06/18/2002 | US6407467 Built-in appliance intended for a motor vehicle |
06/18/2002 | US6407449 Pin layout of semiconductor integrated circuits including dual band amplifier and receiving mixer |
06/18/2002 | US6405911 Communication accessory device |
06/18/2002 | CA2362237A1 Radiofrequency signal receiver with control means for the channels to be controlled |
06/18/2002 | CA2362222A1 Correlation and demodulation circuit for a receiver for signals modulated by a specific code |
06/18/2002 | CA2202309C Mobile information terminal equipment and portable electronic apparatus |
06/18/2002 | CA2154298C Spread spectrum data communicator |
06/15/2002 | CA2362232A1 Numerically controlled oscillator in particular for a radiofrequency signal receiver |
06/13/2002 | WO2002047431A1 Earphone system for mobile phone |
06/13/2002 | WO2002047412A1 Multiple network card mobile phone set |
06/13/2002 | WO2002047381A2 Method and apparatus for selective updating of a user profile |
06/13/2002 | WO2002047378A1 Motion picture reproducing middleware selecting/ executing device and method |
06/13/2002 | WO2002047335A1 Distributed network, spread-spectrum system |
06/13/2002 | WO2002047316A2 Method and system for validating detected rates of received variable rate speech frames |
06/13/2002 | WO2002047306A1 Efficient sharing of capacity by remote stations using circuit switching and packet switching |
06/13/2002 | WO2002047301A2 Wireless spread spectrum system |
06/13/2002 | WO2002047297A1 A communication device having linked microphone and antenna |
06/13/2002 | WO2002047291A1 Mobile communication system |
06/13/2002 | WO2002047290A1 Spread aloha multiple access (sama) reservation channels |
06/13/2002 | WO2002047287A2 Peak power and envelope magnitude regulators and cdma transmitters featuring such regulators |
06/13/2002 | WO2002047285A1 A method of splitting a signal and signal processing circuitry and apparatus utilising the same |
06/13/2002 | WO2002047284A2 Apparatus and method for effecting synchrony in a wireless communication system |
06/13/2002 | WO2002047283A1 Transmission-reception head |
06/13/2002 | WO2002047282A2 Multipath communications receiver |
06/13/2002 | WO2002047281A1 Method and apparatus for compensating for frequency drift in a low frequency sleep clock within a mobile station operating in a slotted paging mode |
06/13/2002 | WO2002047280A2 Estimation of traffic-to-pilot ratios |
06/13/2002 | WO2002047279A2 Removal of distortions caused by a channel selection filter |
06/13/2002 | WO2002047278A2 Simple block space time transmit diversity using multiple spreading codes |
06/13/2002 | WO2002047276A2 Scaling of demodulated data in an interleaver memory |
06/13/2002 | WO2002047260A2 Am receiver with audio filtering means |
06/13/2002 | WO2002047258A2 Signal processing |
06/13/2002 | WO2002047247A1 Multi-mode radio communications device using a common reference oscillator |
06/13/2002 | WO2002047245A2 Method and device for regulating the power of millimeter waves for a v-band tr module |
06/13/2002 | WO2002047047A2 A remote control with status indicator |
06/13/2002 | WO2002046789A1 Positioning apparatus and method |
06/13/2002 | WO2002029968A3 Quardrature direct-conversion demodolator using dc offset compensation |
06/13/2002 | WO2002027950A3 Active cancellation of a wireless coupled transmit signal |
06/13/2002 | WO2002025305A3 A method of generating a time shifted signal |
06/13/2002 | WO2002021729A3 Method and apparatus for processing a physical channel with partial transport format information |
06/13/2002 | WO2002021706A3 Open loop timing control for synchronous cdma systems |
06/13/2002 | WO2002019670A3 Radio device with a whip antenna and a built-in antenna |
06/13/2002 | WO2002019669A3 Hands-free kit for mobile radio-telephone handset |
06/13/2002 | WO2002019521A3 Receiver impedance calibration arrangements in full duplex communication systems |
06/13/2002 | WO2002015428A3 Spread spectrum transmission for expanding information capacity in existing communication transmission systems |
06/13/2002 | WO2002015427A3 Apparatus for controlling a plurality of receiver fingers in a cdma receiver |
06/13/2002 | WO2002006847A3 Method and apparatus for reducing code phase search space |
06/13/2002 | WO2002001734A3 Wireless transceiver with subtractive filter compensating both transmit and receive artifacts |
06/13/2002 | WO2001089093A3 Apparatus for radio frequency processing with single oscillator for intermediate frequency processing |
06/13/2002 | WO2001080436B1 Dual-mode communications transmitter |
06/13/2002 | WO2001078452A3 Electronic audio or visual user interfaceable system and control arrangement therefor |
06/13/2002 | WO2001063782A3 Method and apparatus for use of a transceiver |
06/13/2002 | WO2000077938A9 Receiving station with interference signal suppression |
06/13/2002 | WO2000069192A9 Method of profiling disparate communications and signal processing standards and services |
06/13/2002 | WO2000069085A9 Programmable digital intermediate frequency transceiver |
06/13/2002 | US20020073436 Tuner |
06/13/2002 | US20020073427 Providing a link to programs in a program guide |
06/13/2002 | US20020072395 Telephone with fold out keyboard |
06/13/2002 | US20020072394 Portable communication terminal device and character/picture display method |
06/13/2002 | US20020072387 Radio wave transmittal portable telephone carrier |
06/13/2002 | US20020072353 Method of displaying advertisement on display of mobile communication terminal |
06/13/2002 | US20020072344 Method and apparatus for transmitter noise cancellation in an RF communications system |
06/13/2002 | US20020072341 Radio receiver that changes function according to the output of an internal voice-only detector |
06/13/2002 | US20020072340 Control of receiver immunity to interference by controlling linearity |
06/13/2002 | US20020072339 Transmitter and wireless communication device |
06/13/2002 | US20020072338 Frequency tracking and locking system of a wireless microphone |
06/13/2002 | US20020072337 Cell phone shield |
06/13/2002 | US20020072336 Multi-user detection method |
06/13/2002 | US20020072331 Adaptive interference cancellation for ADSL |
06/13/2002 | US20020072326 Intelligent radio |
06/13/2002 | US20020071662 Video and audio coding method, coding apparatus, and coding program recording medium |
06/13/2002 | US20020071653 Tuner |
06/13/2002 | US20020071551 Cellular phone electromagnetic wave earpiece shield |
06/13/2002 | US20020071550 Mobile device having a protective user interface cover |
06/13/2002 | US20020071511 Apparatus and method for generating transmission and reception local oscillation signals in a mobile terminal |
06/13/2002 | US20020071509 Precision timing generator apparatus and associated methods |
06/13/2002 | US20020071508 Interference-signal removing apparatus |
06/13/2002 | US20020071507 Reception AGC circuit |
06/13/2002 | US20020071506 Slope drift and offset compensation in zero-if receivers |
06/13/2002 | US20020071500 Base station which uses pre-rotation before transmission |
06/13/2002 | US20020071499 User equipment which uses pre-rotation before transmission |
06/13/2002 | US20020071482 Apparatus and method for power ramp up of wireless modem transmitter |
06/13/2002 | US20020071481 Method of splitting a signal and signal processing circuitry and apparatus utilising the same |
06/13/2002 | US20020071478 Frequency hopping spread spectrum system with high sensitivity tracking and synchronization for frequency unstable signals |
06/13/2002 | US20020071476 Gain and phase distortion compensating method and transmitting apparatus therefor |
06/13/2002 | US20020071420 CDMA base station having an improved antenna system |
06/13/2002 | US20020071410 Reduction in power consumption in CDMA receiver terminal when signal is received in transmission diversity mode |
06/13/2002 | US20020071406 Method of calibrating receive and/or transmit systems driving an array of active antennas and corresponding mobile station |
06/13/2002 | US20020071402 Bit error rate in a TDMA frequency hopping spread spectrum system by using additional transmit slots |
06/13/2002 | US20020071384 Hybrid synchronous space/code multiple access system using an adaptive antenna system |
06/13/2002 | US20020071252 Heat sink element and high-frequency electronic circuit substrate using such |
06/13/2002 | US20020070979 Device and method for controlling menu shift on screen by using directional button |
06/13/2002 | US20020070903 Mobile communication terminal and its antenna-mounting structure |
06/13/2002 | US20020070878 Radio frequency transmitter having switched mode power supply |
06/13/2002 | US20020070868 Remote, wetness signaling system |