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)
12/2005
12/01/2005US20050265566 Motorcycle with acoustic system
12/01/2005US20050265564 Adapter connectable between audio amplifier and transmitter for cordless speaker
12/01/2005US20050265498 Suppression of adjacent channel interference by adaptive channel filtering in mobile radio receivers
12/01/2005US20050265496 Wireless system
12/01/2005US20050265494 Method and apparatus for code phase tracking
12/01/2005US20050265484 Apparatus and method for receiving digital multimedia broadcasting in a wireless terminal
12/01/2005US20050265482 Apparatus and method to extend communication range
12/01/2005US20050265479 Transmitter and transmission control method
12/01/2005US20050265476 Signal generator
12/01/2005US20050265468 Transmitter and transmission controlling method
12/01/2005US20050265463 Sequence detection by multi-valued coding and creation of multi-code sequences
12/01/2005US20050265443 Coding apparatus and method, decoding apparatus and method, data processing system, storage medium, and signal
12/01/2005US20050265436 Method and apparatus for channel state feedback using arithmetic coding
12/01/2005US20050265435 Selectively configurable bidirectional switching interface
12/01/2005US20050265434 Communication apparatus, communication method, and program
12/01/2005US20050265433 Channel estimation device and method, demodulation device and method, and fading frequency decision device and method
12/01/2005US20050265432 Varying early-late spacing in a delay locked loop
12/01/2005US20050265431 Performing an acquisition in a receiver
12/01/2005US20050265430 System for using rapid acquisition spreading codes for spread-spectrum communications
12/01/2005US20050265429 Transmitter and receiver for fast frequency for fast frequency hopping in an orthogonal frequency division multiplexing system
12/01/2005US20050265427 Up converted PRN generator
12/01/2005US20050265394 Wideband cable modem with narrowband circuitry
12/01/2005US20050265324 Wireless transmission data access device with integrated charging function
12/01/2005US20050265293 Apparatus and method for transmitting and receiving a cell identification code in a mobile communication system
12/01/2005US20050265292 Transmission signal generating circuit and radio base station communication apparatus using the same
12/01/2005US20050265291 Equal BER power control for uplink MC-CDMA with MMSE successive interference cancellation
12/01/2005US20050265269 Signal transmission apparatus
12/01/2005US20050265224 Apparatus for generating 2D spreading code and method for the same
12/01/2005US20050265220 Preamble generator for a multiband OFDM transceiver
12/01/2005US20050265218 Interference suppression for OFDM-based UWB communication
12/01/2005US20050265125 Wrist-worn communications apparatus
12/01/2005US20050265084 Multi-input and multi-output device and tuner for two-way opencable
12/01/2005US20050264984 Sliding-type portable communication device having dual liquid crystal display
12/01/2005US20050264705 Broadcast receiving apparatus and method having volume control
12/01/2005US20050264700 Digital television broadcast signal receiver
12/01/2005US20050264650 Apparatus and method for synthesizing captured images in a mobile terminal with a camera
12/01/2005US20050264521 Multimode key system
12/01/2005US20050264466 Matching unit and receiver apparatus using the same
12/01/2005US20050264460 Mobile communication terminal
12/01/2005US20050264446 Method and system for data detection in a global positioning system satellite receiver
12/01/2005US20050264422 IC tag communication relay device, IC tag communication relay method
12/01/2005US20050264399 Remote control system and method
12/01/2005US20050264370 Reference oscillator
12/01/2005US20050264344 Precharged power-down biasing circuit
12/01/2005US20050264341 Semiconductor switch
12/01/2005US20050264333 Efficient pulse amplitude modulation transmit modulation
12/01/2005US20050263604 Mobile entertainment and communication device
12/01/2005DE19707749B4 Schaltung zur Erzeugung eines Taktsignals A circuit for generating a clock signal
12/01/2005DE102004022379A1 Sound-optimizing system for a vehicle comprises a sound connecting link fitting actual seating positions responding to a seating position signal
12/01/2005DE102004022324A1 Signalaufbereitungsschaltung, insbesondere für eine Empfängeranordnung für den Mobilfunk Signal conditioning circuit, in particular for a receiver arrangement for the mobile radio
12/01/2005DE102004021867A1 Verfahren zur Signalverarbeitung, insbesondere in einem Hochfrequenzempfänger und Signalaufbereitungsschaltung A method of signal processing, particularly in a high-frequency receiver and signal conditioning circuit
12/01/2005DE102004021859A1 Einrichtung und Verfahren zum Heruntermischen eines über Funk empfangenen Hochfrequenzsignals in das Basisband Apparatus and method for mixing down a received radio frequency signal into the baseband
12/01/2005DE10064925B4 Kombinationsgerät, am Handgelenk tragbar, aus Armbanduhr und tragbarem Telefon sowie tragbarem Computer mit modularem Aufbau Combination device, worn on the wrist, wristwatch and from portable telephones and portable computers with modular design
12/01/2005DE10064924B4 Ein Kombinationsgerät innerhalb einer Modulserie aus Armbanduhr und tragbarem Telefon mit reduziertem Funktionsumfang als Zusatzgerät für Familien zur Nutzung für Kinder ab dem Schulalter und gebrechliche (hilfsbedürftige) Familienmitglieder A combination device within a module series of wristwatch and a portable telephone with reduced functionality as an additional device for families to use for children from school age and infirm (needy) Family Members
12/01/2005DE10000486B4 Vorspannungsschaltung und Verfahren zum Zuführen einer Vorspannung Bias circuit and method for supplying a bias voltage
12/01/2005CA2566341A1 Medium access control layer architecture for supporting enhanced uplink
12/01/2005CA2566329A1 Power-efficient multi-antenna wireless device
12/01/2005CA2565534A1 A power-save method for 802.11 multicast paging applications
11/2005
11/30/2005EP1601219A2 A frequency selection apparatus, a mobile communications system, and a multi-band frequency resource management method
11/30/2005EP1601217A2 System and method for improved security in handset reprovisioning and reprogramming
11/30/2005EP1601211A2 Alternating paging scheme
11/30/2005EP1601194A2 TV signal routing/switching device
11/30/2005EP1601166A1 Sliding-type portable communication device having two liquid crystal displays
11/30/2005EP1601151A1 Method and apparatus for transmitting OFDM signals with reduction of the peak-to-average power ratio
11/30/2005EP1601149A2 Transmitter and transmission control method
11/30/2005EP1601119A2 Radio base station apparatus and radio communication method
11/30/2005EP1601115A2 Spread spectrum communication system apparatus
11/30/2005EP1601114A2 Short code detection method
11/30/2005EP1601113A1 Transmission system, particularly for wcdma cellular telephony
11/30/2005EP1601112A1 Front end module
11/30/2005EP1601111A2 Slice based architecture for a multifunction radio
11/30/2005EP1601110A1 Reception circuit in an integrable heterodyne communication system comprising BAW resonators
11/30/2005EP1601107A2 Digital delta sigma modulator and applications thereof
11/30/2005EP1601045A2 Foldable portable telephone using one of the shieldings as a second antenna
11/30/2005EP1600947A2 Subtractive cancellation of harmonic noise
11/30/2005EP1600887A2 Mobile communication terminal
11/30/2005EP1600027A2 Method and apparatus for providing uplink signal-to-noise ratio (snr) estimation in a wireless communication system
11/30/2005EP1599984A2 Frame synchronization and scrambling code identification in wireless communications systems and methods therefor
11/30/2005EP1599983A2 Method, system and apparatus for acquiring a received impulse radio signal
11/30/2005EP1599982A1 Method and system for acquiring a received impulse radio signal
11/30/2005EP1599981A2 Methods and apparatus for reducing discrete power spectral density components of signals transmitted in wideband communication systems
11/30/2005EP1599977A2 System and method for passing data frames in a wireless network
11/30/2005EP1599952A2 Transceiver power detection architecture
11/30/2005EP1599951A2 Transmit diversity and separating multiple loopback signals
11/30/2005EP1599947A1 Time-slot sequenced multi-band uwb communication system
11/30/2005EP1599946A2 Method and apparatus for receiving a cdma signal
11/30/2005EP1433266B1 Code tracking loop with automatic power normalization
11/30/2005EP1393304A4 Digital audio playback using local stored content
11/30/2005EP1388212A4 Method and system for implicit user equipment identification
11/30/2005EP1386414B1 Reduction of linear interference canceling scheme
11/30/2005EP1377839B1 Low-loss tunable ferro-electric device and method of characterization
11/30/2005EP1325576A4 Spread spectrum communication system utilizing differential code shift keying
11/30/2005EP1250782B1 Method and device for synchronisation of data transfer devices
11/30/2005EP1050109B1 Afc device and method of controlling reception frequency in a dual-mode terminal
11/30/2005EP1026830B1 Antenna circuit
11/30/2005EP1002371B1 Multi-tuner receiver
11/30/2005EP0976204B1 Transmitting/receiving station having impedance-matched receiving means for transponder answer signals
11/30/2005EP0960542B1 Removable data store
11/30/2005EP0683938B1 Apparatus of frequency generation for use with digital cordless telephones
11/30/2005EP0671082B2 Dot product circuit for multipath receivers
1 ... 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 ... 1886