| 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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| 04/07/2011 | DE19739094B4 Navigationssystem Navigation system |
| 04/07/2011 | DE102010040397A1 Kommunikationsvorrichtung, die ein Nahfeld verwendet Communications device utilizing a near field |
| 04/07/2011 | DE102009045186A1 RFID-Lesegerät, RFID-System, Verfahren zur Regelung der Sendeleitung eines RFID-Lesegeräts und Computerprogrammprodukt RFID reader, RFID system, the method for controlling transmission line of an RFID reading device, and computer program product |
| 04/07/2011 | DE102009042331A1 Receiving channel arrangement for tracing code multiplex signal for satellite navigation of vehicle, has source selection register selecting pseudo coincidence spreading code, and submodulation masks selecting source selection register |
| 04/07/2011 | DE102004007106B4 Schaltungsanordnung, insbesondere zur Verwendung in RF-Transpondern oder Remote Sensoren Circuit arrangement, particularly for use in RF transponders or remote sensors |
| 04/07/2011 | CA2776010A1 Protection device for radiocommunications apparatuses |
| 04/06/2011 | EP2306657A2 Wireless receiver, wireless communication system, and wireless communication method |
| 04/06/2011 | EP2306655A2 Wireless communication device |
| 04/06/2011 | EP2306638A1 Envelope tracking amplifier arrangement |
| 04/06/2011 | EP2304949A2 Apparatus for transmitting and receiving digital multimedia broadcasting and method thereof |
| 04/06/2011 | EP2304913A2 Multi-dimensional signal of reduced peak-to-rms ratio |
| 04/06/2011 | EP2304889A1 System and method of puncturing pulses in a receiver or transmitter |
| 04/06/2011 | EP2304879A1 A method and apparatus for demodulation of qam signal using symbol-specific amplitude reference estimation |
| 04/06/2011 | EP2304878A1 Method and apparatus for communication signal processing based on mixed parametric and non-parametric estimation of impairment correlations |
| 04/06/2011 | EP2304877A1 Radio transmission signal detection circuit |
| 04/06/2011 | EP2304876A2 Fm band availability based on gps |
| 04/06/2011 | EP2304677A2 Portable consumer transaction device with on-board powered access control |
| 04/06/2011 | EP2304538A2 Semantic zoom in a virtual three-dimensional graphical user interface |
| 04/06/2011 | EP2057745B1 Intermodulation distortion detection and mitigation |
| 04/06/2011 | EP2033327B1 Digital receiver for software-defined radio implementation |
| 04/06/2011 | EP1987643B1 Filter weight estimation device with update at HSDSCH symbol rate, for a symbol level equaliser |
| 04/06/2011 | EP1908174B1 Multi-channel radiofrequency receiver |
| 04/06/2011 | EP1760900B1 Rfid tag and rfid tag communication distance modification method |
| 04/06/2011 | EP1436999B1 Generation of user equipment identification specific scrambling code for the high speed shared control channel |
| 04/06/2011 | EP1415485B1 A method for communicating information, a receiver, a transmitter and a system for performing the method |
| 04/06/2011 | EP0925514B1 Receiver with improved multipath signal rejection |
| 04/06/2011 | CN201789682U Four-layered through-hole printed circuit board and mobile terminal employing same |
| 04/06/2011 | CN201789534U Mobile terminal |
| 04/06/2011 | CN201789500U Train control transponder uplink signal simulating device |
| 04/06/2011 | CN201789499U 无线通讯装置 Wireless communication device |
| 04/06/2011 | CN201789498U 无线传输器 Wireless Transmitter |
| 04/06/2011 | CN201789497U Radio frequency bidirectional data transmission station |
| 04/06/2011 | CN201789076U Frequency-modulation antenna device of handset terminal and frequency-modulation signal receiving system |
| 04/06/2011 | CN201788562U Burglar-proof and loss-proof mobile phone and pendants thereof |
| 04/06/2011 | CN1988428B Method and device for generating orthogonal variable extension frequency factor code in wideband CDMA system |
| 04/06/2011 | CN1981452B A method and system for operating an ambience listening mode in a wireless communication system |
| 04/06/2011 | CN1941661B Multiplexing diversity method in multi-antenna input and output system |
| 04/06/2011 | CN1933468B Constrained-envelope transmitter and method therefor |
| 04/06/2011 | CN1909413B Method for transmitting variable-speed data in time slot CDMA cellular system |
| 04/06/2011 | CN1890990B Method for backup switching spatially separated switching systems |
| 04/06/2011 | CN1833386B Radio communication device and radio communication method |
| 04/06/2011 | CN1816973B Data communication apparatus |
| 04/06/2011 | CN1816972B Method and apparatus for converting optical signals to radio channels |
| 04/06/2011 | CN1805464B Portable communication device |
| 04/06/2011 | CN1805299B Information transmission system, information transmission system for railway vehicle and information transmission terminal device for vehicle |
| 04/06/2011 | CN1790808B Antenna device for a mobile phone |
| 04/06/2011 | CN1698331B Method and system for eliminating spectral lines in time hopping ultra wide bandwidth signal |
| 04/06/2011 | CN102007718A Communication device, communication system, reception method, and program |
| 04/06/2011 | CN102007704A Apparatus and method for transmitting pilot signal in wireless communication system |
| 04/06/2011 | CN102007703A Method and apparatus for successive interference subtraction with covariance root processing |
| 04/06/2011 | CN102007702A Methods, devices and systems for processing a signal in the presence of narrowband interference |
| 04/06/2011 | CN102007701A Method and apparatus for processing a communication signal in a receiver |
| 04/06/2011 | CN102007700A Radio communication system, transmission device, reception device, radio communication method, transmission method, and reception method |
| 04/06/2011 | CN102007699A Output stage for a digital RF transmitter, method for providing an RF output signal in a digital RF transmitter, and digital RF transmitter |
| 04/06/2011 | CN102007698A Network interface device with shared antenna |
| 04/06/2011 | CN102007687A Amplitude control circuit, polar modulation transmission circuit and polar modulation method |
| 04/06/2011 | CN102006264A Wireless transmission system, wireless communication device, and wireless communication method |
| 04/06/2011 | CN102006263A Methods and apparatus for selecting between multiple carriers using a single receiver chain tuned to a single carrier |
| 04/06/2011 | CN102006247A Channel estimator |
| 04/06/2011 | CN102006142A Receiver for error-protected packet-based frame |
| 04/06/2011 | CN102006126A Range zero value calibration device for measurement and control system |
| 04/06/2011 | CN102006114A Intelligent antenna system and spread-spectrum signal receiver |
| 04/06/2011 | CN102006104A Subway train-ground wireless transmission system |
| 04/06/2011 | CN102006099A Iterative combined detection and decoding method with interference elimination and system thereof |
| 04/06/2011 | CN102006098A Code division multiple access (CDMA) multi-user detection method based on coupling optimization algorithm |
| 04/06/2011 | CN102006097A Mobile station, transmitting method and mobile communication system |
| 04/06/2011 | CN102006096A Reservation method and device based on distributed reservation protocol |
| 04/06/2011 | CN102006095A Automatic frequency calibration channel selection filter for multi-frequency multi-mode wireless transceiver |
| 04/06/2011 | CN102006094A Communication terminal based on satellite system |
| 04/06/2011 | CN102006093A Mobile terminal |
| 04/06/2011 | CN102006092A 400 kHz and 800 MHz hybrid communication device and method |
| 04/06/2011 | CN102006091A Scalable self-calibrating and configuring radio frequency head for a wireless communication system |
| 04/06/2011 | CN102006090A Transmission device and transmission method |
| 04/06/2011 | CN102006089A Out-of-band radio link protocol and network architecture for a wireless network |
| 04/06/2011 | CN102005648A Antenna system comprising an electrically small antenna for reception of UHF band channel signals |
| 04/06/2011 | CN102005632A Wireless communication terminal and antenna thereof |
| 04/06/2011 | CN102005315A Multiplexing device, monitoring installation comprising such a device and monitoring method |
| 04/06/2011 | CN102005232A Terminal with music and lyric sharing function |
| 04/06/2011 | CN102005102A System, electronic device and method for automatically calling for help |
| 04/06/2011 | CN102004748A Heterogeneous geographic data query system and method |
| 04/06/2011 | CN102004473A System and method for controlling interaction between a mobile terminal and a digital picture frame |
| 04/06/2011 | CN102001234A Portable printer capable of receiving wireless data |
| 04/06/2011 | CN101534183B Real-time configurable digital correlator based on FPGA |
| 04/06/2011 | CN101467224B Enclosure for portable device |
| 04/06/2011 | CN101437272B Method, apparatus, system for transmitting HPB and method for guiding terminal switch |
| 04/06/2011 | CN101355404B Apparatus and method for regulating transmitter parameter with optimization |
| 04/06/2011 | CN101345823B Information device and portable information apparatus |
| 04/06/2011 | CN101262250B Joint transmission and receiving method for chirp direct frequency spreading signal and frequency jump signals |
| 04/06/2011 | CN101251594B Bidirectional ranging and time comparison process terminal |
| 04/06/2011 | CN101162917B Forward link catch method of mobile communication system |
| 04/06/2011 | CN101141170B Inter-symbol interference cancellation method for orthogonal frequency division multiple access system |
| 04/06/2011 | CN101132247B Method for implementing main clock phase alignment and device thereof |
| 04/06/2011 | CN101123440B Method of direct RF digitization for multiple gnss system bands and receiver using the same |
| 04/06/2011 | CN101103546B Efficient maximal ratio combiner for CDMA systems |
| 04/06/2011 | CN101083478B Anti-theft mobile terminal and its anti-theft process |
| 04/06/2011 | CN101060342B Radio frequency power detector |
| 04/06/2011 | CN101059735B Method for inputting character using touch screen in portable terminal |
| 04/06/2011 | CN101009517B Broadband frequency selection method for multi-filter |
| 04/06/2011 | CN101009514B A system and method for cooperative dual duplex |
| 04/06/2011 | CN101005579B Device and method for improving the carrier-to-noise ratio for a receiver with diversity |