Patents
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)
05/2005
05/12/2005CA2542369A1 Portable device having rotatable display
05/12/2005CA2539495A1 Gmsk spread modulation
05/11/2005EP1530397A2 Mobile communication device and method for handling incoming calls
05/11/2005EP1530352A1 A mobile station and a method for controlling the mobile station in conferencing mode for use in mobile communication system
05/11/2005EP1530351A2 System and method for providing background music
05/11/2005EP1530349A1 Communication terminal
05/11/2005EP1530346A1 Hinge device for mobile phone having rotation type display
05/11/2005EP1530345A1 Sliding-type mobile communication terminal
05/11/2005EP1530334A2 Frequency error detector and combiner in a receiver of a mobile communication system
05/11/2005EP1530311A2 A scramble code allocation method, a radio base station, a mobile station, and a mobile communications system
05/11/2005EP1530310A1 Separation adjusting circuit
05/11/2005EP1530303A1 Power control in a mobile communication system
05/11/2005EP1530302A2 Cdma system which uses pre-rotation before transmission
05/11/2005EP1530301A2 Cdma system which uses pre-rotation before transmission
05/11/2005EP1530300A1 Method and apparatus for equalisation in a receiver of a cdma communications system
05/11/2005EP1530299A1 Communication method, receiver and base station
05/11/2005EP1530298A1 METHOD FOR MULTI-READING A PLURALITY OF ID’S
05/11/2005EP1530297A1 Radio receiving apparatus
05/11/2005EP1530296A2 Multiple-CPU portable terminal with communication function and control method
05/11/2005EP1530122A2 Apparatus and method for character recognition
05/11/2005EP1529421A1 Track system for telecommunications transmission stations
05/11/2005EP1529358A1 Cdma system transmission matrix coefficient calculation
05/11/2005EP1529357A2 Resource allocation to users in slotted code division multiple access systems using beams
05/11/2005EP1529353A1 Enhancing wirelass lan capacity using transmission power control
05/11/2005EP1529350A1 Pilot symbols in communication systems
05/11/2005EP1529348A2 Data detection for codes with non-uniform spreading factors
05/11/2005EP1529347A1 Method and apparatus for layered modulation
05/11/2005EP1529346A1 Receiver for and method of recovering transmitted symbols in a h-arq packet retransmission
05/11/2005EP1529345A1 Method and system for transmitting data between personal communication devices
05/11/2005EP1529339A2 Intermodulation product cancellation circuit
05/11/2005EP1529338A2 Improved mixers with a plurality of local oscillators and systems based thereon
05/11/2005EP1529224A1 Method and apparatus for performing signal correlation at multiple resolutions to mitigate multipath interference
05/11/2005EP1529223A2 Method and apparatus for position sensing
05/11/2005EP1366574B1 Arrangement for the time control of mobile communication systems
05/11/2005EP1338096B1 Method of channel frequency allocation for rf and microwave duplexers
05/11/2005EP1298643B1 Frequency interpolating device and frequency interpolating method
05/11/2005EP1221210B1 Method for indicating an allocation of spread codes in a radio communication system
05/11/2005EP1214822B1 Communication system
05/11/2005EP1160993B1 Adaptive wireless communication receiver
05/11/2005EP1040590B1 Increased capacity in an ocdma system by frequency isolation
05/11/2005EP0988710B1 A delay estimation method and a receiver
05/11/2005EP0944977B1 Method and apparatus for digital symbol detection using transmission medium response estimates
05/11/2005EP0932938B1 Arrangement in a communication system
05/11/2005CN2699609Y Audio-visual equipment remote controller having built-in type ear phone system
05/11/2005CN2699605Y High speed downlink packet access (HSDPA) user equipment having physical layer ARQ (automatic repeat request) mechanism
05/11/2005CN2699585Y A remote mobile data terminal machine
05/11/2005CN2699584Y Radio having flannelet housing
05/11/2005CN2699583Y A multifunctional radio
05/11/2005CN2699582Y Hand-held wireless information transmission equipment
05/11/2005CN1615663A Method for setting up theme pictures and ringing tones of a mobile telecommunication terminal
05/11/2005CN1615625A Radio reception apparatus, signal processing timing control method, and signal processing timing control program
05/11/2005CN1615616A Rescue beacon
05/11/2005CN1615598A Low complexity multiuser detector
05/11/2005CN1615597A Multi-user detection in mobile terminal for reducing interference
05/11/2005CN1615596A A method and apparatus for receiving differential ultra wideband signals
05/11/2005CN1615595A Frequency hopping spread spectrum communications system
05/11/2005CN1615594A Transceiver set for baby monitor
05/11/2005CN1615577A Method and apparatus for compensation of cross modulation effects
05/11/2005CN1615492A Spindle sleeve with transponder
05/11/2005CN1615043A Mobile station and a method for controlling the mobile station in conferencing mode for use in mobile communication system
05/11/2005CN1615042A Mobile terminal and system for providing total status information thereof at one time
05/11/2005CN1614974A Hinge device for mobile phone having rotation type display
05/11/2005CN1614973A Camera lens assembly for mobile communication terminal
05/11/2005CN1614917A Scramble code allocation method, a radio base station and a mobile station
05/11/2005CN1614915A Method for realizing RNC capacity permissive mechanism
05/11/2005CN1614913A Communication method, receiver and base station
05/11/2005CN1614901A Apparatus and method employing dynamic hop sequence adjustment in fhss networks
05/11/2005CN1614900A Amplifying and displaying method for local area of picture
05/11/2005CN1614899A Frequency error detector and combiner in a receiver of a mobile communication system
05/11/2005CN1614883A Automatic volume amplitude limiter with automatic gain controlling function
05/11/2005CN1614877A RF mixing device
05/11/2005CN1201617C Automatic frequency control circuit and method
05/11/2005CN1201615C High-frequency circuit board and high-frequency antenna switch module using same
05/11/2005CN1201613C Portable raido terminal
05/11/2005CN1201612C Mobile radio receiver with integrated broadcasting receiver
05/11/2005CN1201604C Radio selective calling receiver capable of checking time period of stay outside coverage zone
05/11/2005CN1201565C Method and apparatus for efficiently accessing periodically broadcast data
05/11/2005CN1201516C Reck receiver and receiving method
05/11/2005CN1201515C Control device and method of automatic frequency control in mobile communication equipment
05/11/2005CN1201514C Implement method of ternary spread spectrum sequence coding in CDMA system
05/11/2005CN1201503C Power control apparatus and associated method for TDMA transmitter
05/11/2005CN1201501C Back-up method for wireless network
05/11/2005CN1201500C Synchronization capture method of downline in CDMA system
05/11/2005CN1201499C Multiuser detector for variable spreading factors
05/11/2005CN1201498C Controller system for spread-spectrum channel distribution and base-station receiver
05/11/2005CN1201497C Signal receiving and sending component
05/11/2005CN1201496C Reduction of power consumption using increased standby time in wireless communications device
05/11/2005CN1201495C Radio receiver
05/11/2005CN1201492C Coding and decoding method and device, recording and reproducing method and device, recording medium
05/11/2005CN1201485C Zero intermediate frequency radio device and its gain control
05/11/2005CN1201484C Transmitter power amplifier ramping method
05/11/2005CN1201274C Caption type language learning system using caption type learning terminal and communication network
05/11/2005CN1201259C Detection method of electric signature of electromagnetic transponder and its device
05/10/2005US6892340 Method and apparatus for reducing channel induced errors in speech signals
05/10/2005US6892339 Discrete multi-tone (DMT) system and method that communicates a data pump data stream between a general purpose CPU and a DSP via a buffering scheme
05/10/2005US6892326 Systems and methods for monitoring object activity through an external agent using a proxy object
05/10/2005US6892175 Spread spectrum signaling for speech watermarking
05/10/2005US6892080 Booster amplifier for cellular telephone cradles
05/10/2005US6892078 Sim card mounting structure of mobile phone
05/10/2005US6892076 Digital video broadcast-terrestrial (DVB-T) receiver interoperable with a GSM transmitter in a non-interfering manner using classmark change procedure