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)
06/2007
06/14/2007US20070133663 Data Packet Transmission for Channel-Sharing Collocated Wireless Devices
06/14/2007US20070133662 Rake receiver for DS-CDMA UWB system and DS-CDMA receiver having the same
06/14/2007US20070133661 DMB receiver capable of reducing time required for changing channel
06/14/2007US20070133660 Wireless communication system for reducing ranging time
06/14/2007US20070133659 MIMO-CDMA apparatus and the coding/decoding method thereof
06/14/2007US20070133658 Apparatus and method for estimating and correcting frequency offset in MB-OFDM UWB system using time frequency hopping
06/14/2007US20070133611 Method and apparatus of frequency estimation for the downlink of td-scdma systems
06/14/2007US20070133526 Remote access communication system and control method thereof
06/14/2007US20070133495 Transmitter and transmitting method of code division multiplexing wireless communication system using on-off keying modulation scheme
06/14/2007US20070133441 Apparatus and method of variable bandwidth multi-codec QoS control
06/14/2007US20070133440 Session initiation protocol (sip)
06/14/2007US20070133390 Synchronization codes for wireless communication
06/14/2007US20070133357 User aware audio playing apparatus and method
06/14/2007US20070133351 Human target acquisition system and method
06/14/2007US20070132835 Portable phone with camera
06/14/2007US20070132528 Input arrangement for a low-noise amplifier pair
06/14/2007DE4422235B4 Rundfunkempfänger Broadcast radio receiver
06/14/2007DE202004021278U1 Bereitstellung lokaler Oszillatorsignale Providing local oscillator signals
06/14/2007DE102006043463A1 Line connection for high frequency lines, has switch and pin diodes diode that are utilized as broadband barrier in control line against outflow of HF-wanted signal energy from HF-line
06/14/2007DE102006007380A1 High frequency generator for producing ultra wide band signal, has inductor such as coil which is connected between gate and either source or drain of field effect transistor, where transistor and inductor form oscillating circuit
06/14/2007DE102005058977A1 Transpondereinrichtung mit Mega-Pads Transponder device with Mega Mat
06/14/2007DE102005058709A1 Data e.g. image data, transmitting method for e.g. mobile telephone, involves receiving and processing one group of data packets in time segment when incorrect data packet is determined for partially reconstructing incorrect data packet
06/14/2007DE102005058669A1 Verfahren zum Betreiben eines Kommunikationsendgeräts A method of operating a communication terminal
06/14/2007DE102005058668A1 Communication terminal e.g. mobile telephone, operating method, involves analyzing transmission parameter of transmission device and/or reception parameter of receiver chains, and deactivating receiver chains depending on parameters
06/14/2007DE102005056952A1 Schaltungsanordnung und Verfahren zur Erzeugung von Lokaloszillatorsignalen und Phasenregelkreis mit der Schaltungsanordnung Circuit arrangement and method for generating local oscillator signals and phase-locked loop with the circuitry
06/14/2007DE102005002801B4 Verfahren zur Rake-Finger-Platzierung mit zuverlässiger Pfad-Detektion A method for rake finger placement with reliable path detection
06/14/2007DE102004014448B4 Vorwärtsentzerrer und Verfahren zum analogen Entzerren eines Datensignals Forward equalizer and method for analog equalizing a data signal
06/14/2007DE10145505B4 Verfahren zur Anzeige einer Nachricht in einem mobilen zusammenklappbaren Endgerät mit zwei LCD-Anzeigen A method for displaying a message in a mobile terminal with two collapsible LCD displays
06/14/2007CA2640874A1 Secure spread spectrum-facilitated remote control signaling method and apparatus
06/14/2007CA2631873A1 Secure spread spectrum-facilitated remote control signaling method and apparatus
06/14/2007CA2631862A1 Method and system for a user input solution for a limited telecommunication device
06/13/2007EP1796280A1 Standby and concurring system of a power amplifier
06/13/2007EP1796279A1 Base station device in multi-carrier transmission, mobile station device, and cell search method
06/13/2007EP1796278A1 Communication system for transmitting and receiving a communication signal having an Intra-Guard-Interval
06/13/2007EP1796277A1 High frequency switch and method for manufacturing the same
06/13/2007EP1796276A1 High frequency switch module and method for controlling the same
06/13/2007EP1796275A1 Transceiver for transmitting and receiving an RF signal on at least two frequency ranges
06/13/2007EP1796274A2 Ringing signal generator
06/13/2007EP1796273A1 Antenna drive
06/13/2007EP1796268A1 Modulating circuit, transmitting apparatus using the same, receiving apparatus and communication system
06/13/2007EP1796094A2 Sound effect-processing method and device for mobile telephone
06/13/2007EP1796082A1 System for improving speech intelligibility through high frequency compression
06/13/2007EP1796072A1 Display device
06/13/2007EP1796015A1 Combined radio frequency identification system
06/13/2007EP1795024A1 Mobile wireless communications device with reduced interference from the keyboard into the radio receiver
06/13/2007EP1794970A1 Apparatus and method for receiving packet data on a subset of carrier frequencies in a wireless communication system
06/13/2007EP1794943A2 Method of determining an acquisition indicator bit in a communication system
06/13/2007EP1794894A1 Multicode transmission using walsh hadamard transform
06/13/2007EP1794891A1 High frequency wireless receiver circuits and methods
06/13/2007EP1794838A1 Antenna amplifier for a vehicle with means for esd protection in the input thereof
06/13/2007EP1728400A4 Efficient power management in wireless local area networks
06/13/2007EP1665558A4 Method and apparatus of muting an alert
06/13/2007EP1656741B1 Provision of local oscillator signals
06/13/2007EP1583980B1 Method and apparatus for adjusting reference oscillator frequency in a mobile wireless device
06/13/2007EP1547419B1 Requesting and controlling access in a wireless communications network
06/13/2007EP1384285B1 Ferroelectric antenna and method for tuning same
06/13/2007EP1277286B1 Personal communications device with gps receiver and comon clock source
06/13/2007EP1236283B1 Transmission power control of a mobile station
06/13/2007EP1191709B1 Spread spectrum receiving apparatus
06/13/2007EP1168634B1 Method for reducing the electricity consumption of a mobile cellular telephone
06/13/2007EP1120920B1 Wideband receiver and channel scanning method
06/13/2007EP1062711B1 Adaptive cancellation of fixed interferers
06/13/2007CN2912119Y Automatic monitoring and switching apparatus for communicating line
06/13/2007CN2911987Y Active antenna module of high reliability GPS
06/13/2007CN2911967Y Super-long standby battery
06/13/2007CN2911777Y Radio keyboard
06/13/2007CN1981544A Method and apparatus for displaying messages in idle state of mobile terminal, driving application for idle state in mobile terminal and providing idle state contents for a mobile terminal
06/13/2007CN1981535A Method and apparatus for weighted prediction in predictive frames
06/13/2007CN1981522A Stereoscopic television signal processing method, transmission system and viewer enhancements
06/13/2007CN1981461A System and method for periodic ranging in a sleep mode in a boadband wireless access communication system
06/13/2007CN1981454A Frequency-hopped IFDMA communication system
06/13/2007CN1981453A 低功率无线通信系统和协议 Low-power wireless communication systems and protocols
06/13/2007CN1981452A A method and system for operating an ambience listening mode in a wireless communication system
06/13/2007CN1981451A Electronic apparatus and wireless communication terminal
06/13/2007CN1981450A Power-efficient multi-antenna wireless device
06/13/2007CN1981449A Radio communication terminal and method of controlling internal radio communication
06/13/2007CN1981448A Method and communication unit for use in a wideband wireless communications system
06/13/2007CN1981447A Method and apparatus for closed loop transmission
06/13/2007CN1981437A Receiver for use in wireless communications and method and terminal using it
06/13/2007CN1981278A Method, apparatus and computer program product providing quality of service support in a wireless communications system.
06/13/2007CN1980440A Telephone handset, base and associated method for updating the software of the handset
06/13/2007CN1980439A Method providing power-save operation in a multimode communication device
06/13/2007CN1980399A Apparatus and method for providing digital multimedia breadcasting service in area of weak current
06/13/2007CN1980274A System and method providing low power operation in a multimode communication device
06/13/2007CN1980263A Chip-card holding structure
06/13/2007CN1980262A Chip-card fixing structure
06/13/2007CN1980259A Communication apparatus capable of setting mood mode and method for transmitting-receiving mood mode
06/13/2007CN1980202A Receiver and infrared wireless-earphone
06/13/2007CN1980193A Blank-interface text transmission method, network accessing apparatus and system
06/13/2007CN1980154A Wireless communication apparatus interface replacing method and device
06/13/2007CN1980151A Method and system for increasing board-replacing stability
06/13/2007CN1980090A Method and device for eliminating cross time-slot interference
06/13/2007CN1980081A Detection and estimation of radio frequency variations
06/13/2007CN1980080A Apparatus and method for calibrating channel in radio communication system using multiple antennas
06/13/2007CN1980079A Method and apparatus for estimating frequency offset in mobile communications system
06/13/2007CN1980078A Multi-user combined detection method
06/13/2007CN1980077A Non-orthogonal-interference estimation method in wide-bind CDMA mobile communication system
06/13/2007CN1980076A Method and apparatus for identifying radio frequency
06/13/2007CN1980075A System on chip structure comprising air cavity, duplexer and duplexer fabrication method thereof
06/13/2007CN1980074A Method for transmitting and receipt message and mobile communication terminal using the method
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