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)
10/1998
10/28/1998EP0873597A1 Multi-media copy management system
10/28/1998EP0873596A1 Selective call receiver in a battery of a two-way communication device
10/28/1998EP0873593A1 Timing adjustment control for efficient time division duplex communication
10/28/1998CN1197559A Method and system for non-orthogonal noise energy based gain control
10/28/1998CN1197557A Radio device with circuit boards mounted on radio shielding receptacle and method of assembly
10/28/1998CN1197362A Mobile station and corresponding method of using mobile station for receiving positioning signals
10/28/1998CN1197339A Mobile radio wave receiver with adaptive automatic gain control
10/28/1998CN1197337A Method and apparatus for spectral efficient transmission of CDMA modulated signals
10/28/1998CN1197336A 卫星广播接收装置 Satellite broadcasting receiving apparatus
10/28/1998CN1197335A Device and method for controlling distortion characteristic of predistorter
10/28/1998CN1040496C Infrared LED assembly for control cable conveter device
10/28/1998CN1040495C Automatic detection of kind of the cable converter unit coupled to a VCR
10/28/1998CN1040489C Radio telephone for a vehicle
10/27/1998US5828955 Near direct conversion receiver and method for equalizing amplitude and phase therein
10/27/1998US5828953 Mobile radio communication apparatus adaptable to power supply voltage change
10/27/1998US5828950 Receiving apparatus
10/27/1998US5828944 Diversity reception signal processing system
10/27/1998US5828699 Automatic differential absolute time delay equalizer
10/27/1998US5828694 Determination of multipath tracking error
10/27/1998US5828693 Spread spectrum frequency hopping reader system
10/27/1998US5828692 Baseband demodulator for polar or rectangular modulated signal in a cordless spread spectrum telephone
10/27/1998US5828660 Multiple user communication system, device and method with overlapping uplink carrier spectra
10/27/1998US5828656 In a communication system
10/27/1998US5828343 Antenna connector device for a handheld mobile phone
10/27/1998US5828341 Laptop computer having internal radio with interchangeable antenna features
10/27/1998US5826328 Method of making a thin radio frequency transponder
10/23/1998CA2235634A1 Communications system
10/22/1998WO1998047288A1 System for forming and processing an mpeg compatible datastream incorporating internet information
10/22/1998WO1998047287A1 System for automatically forming a program guide from information derived from multiple sources
10/22/1998WO1998047286A1 A system for processing and decoding mpeg compatible data and internet information
10/22/1998WO1998047285A1 System for acquiring information requested by a user via a program guide selection
10/22/1998WO1998047284A1 System for forming program guide information for user initiation of control and communication functions
10/22/1998WO1998047283A1 System for collating data from multiple sources to form a composite program guide for display
10/22/1998WO1998047253A1 Cdma communication method
10/22/1998WO1998047246A1 Base station apparatus of mobile communication system
10/22/1998WO1998047245A1 Method for controlling communication of mobile equipment and mobile equipment
10/22/1998WO1998047243A2 Circuitry and method for demodulating code division multiple access (cdma) signals
10/22/1998WO1998047240A1 Space-weighted communication path estimation
10/22/1998WO1998047239A1 Time-weighted transmission channel estimation
10/22/1998WO1998047238A2 Method and system for avoiding communication failure in cdma systems
10/22/1998WO1998047235A1 Power efficient indoor radio base station
10/22/1998WO1998047228A1 Method for creating and storing user-specific operating menus, and a radio receiver
10/22/1998WO1998047225A1 Dual-band filter network
10/22/1998WO1998047076A1 Method and apparatus for device control
10/22/1998WO1998047063A1 A hierarchical menu graphical user interface
10/22/1998WO1998035544A3 System and method for harmonic interference avoidance in carrier recovery for digital demodulation
10/22/1998WO1998032237A3 Transponder communication device
10/22/1998WO1998028921A3 Gsm transceiver with portable protocol stack
10/22/1998WO1998027802A3 Power spectral density technique
10/22/1998DE19736669C1 Beat detection method for time discrete audio signal
10/22/1998DE19716328A1 Radio signal receiver, esp. for bedside use
10/22/1998CA2485901A1 Base station apparatus of mobile communication system
10/22/1998CA2485891A1 Base station apparatus of mobile communication system
10/22/1998CA2484847A1 Base station apparatus of mobile communication system
10/22/1998CA2484842A1 Base station apparatus of mobile communication system
10/22/1998CA2287243A1 Method and system for avoiding communication failure in cdma systems
10/22/1998CA2286556A1 Time-weighted transmission channel estimation
10/22/1998CA2286555A1 Space-weighted communication path estimation
10/22/1998CA2278755A1 Code division multiple access communication method
10/22/1998CA2232337A1 Adaptive antenna array processing arrangement using a combined coherent and constant-modulus reference signal
10/21/1998EP0872991A2 Method and apparatus for device interaction by format
10/21/1998EP0872959A1 Low noise frequency divider
10/21/1998EP0872953A1 Branch filter and shared device and 2-frequency band mobile communication apparatus using the branch filter
10/21/1998EP0872798A1 Computer memory organization
10/21/1998EP0872137A1 Arrangement for wireless communications
10/21/1998EP0872121A1 Communication system using a transmitter and transceiver for use with multiple receivers
10/21/1998EP0872062A2 Apparatus and method of controlling transmitting power and transmit rate of a wireless telecommunications system
10/21/1998EP0872061A1 A data transmission method, and a cellular radio system
10/21/1998EP0872060A2 Transmitting and receiving method and radio system
10/21/1998EP0872051A2 Method and apparatus for controlling frequency of a multi-channel transmitter
10/21/1998EP0872034A1 Method and apparatus for providing acknowledgments within a communication system
10/21/1998EP0872027A2 Multi-branch frequency-hopping receiver
10/21/1998EP0872026A1 Apparatus and method of establishing and maintaining communication paths in a wireless telecommunications system
10/21/1998EP0872025A1 Programmable matched filter for spread spectrum
10/21/1998EP0872024A1 Amplifier for antennas
10/21/1998EP0872023A1 Flip cover and antenna assembly for a portable phone
10/21/1998EP0872022A1 Pcmcia rf connector
10/21/1998EP0872021A1 Universal rf receiver
10/21/1998EP0872020A1 Remote control system
10/21/1998EP0872018A1 Receiving method and receiver
10/21/1998EP0872017A1 Digital transmission system for transmitting a digital audio signal being in the form of samples of a specific wordlength and occurring at a specific sampling rate
10/21/1998EP0872016A2 Direct sequence frequency ambiguity resolving receiver
10/21/1998EP0871981A1 Battery size adaptor for portable apparatus
10/21/1998EP0871955A2 A vocal information system
10/21/1998EP0871897A1 Contactless data transmission and receiving device with a synchronous demodulator
10/21/1998EP0801856A4 Spread-spectrum system and method
10/21/1998EP0533887B1 Method and apparatus for accommodating a variable number of communication channels in a spread spectrum communication system
10/21/1998CN1196850A Method and system for providing synchronization in stream of messages and transmitter and receiver for use in such system
10/21/1998CN1196845A Method and apparatus for rate determination in communication system
10/21/1998CN1196844A Method for transmitting pilot signal, and cellular radio system
10/21/1998CN1196843A Process and device for reducing common channel interference in cellular JD-CDMA radio system
10/21/1998CN1196842A Method and apparatus for CDMA signal orthogonalization
10/21/1998CN1196841A Apparatus and method of determining symbol rate and carrier frequency
10/21/1998CN1196840A Method and apparatus for operable or unoperable connecting portable radio station and vehicle tool box
10/21/1998CN1196649A Pilot PN offset assigning method for digital mobile telecommunications sytem
10/21/1998CN1196635A High-frequency modulator built-in TV. tuner
10/21/1998CN1196623A Circuit for synchronizing transmission local oscillating frequency in digital microwave system
10/21/1998CN1196621A Estimator of error rate
10/21/1998CN1196618A Radio receiver capable of reducing consumption of battery without failing to notice important message
10/21/1998CN1196616A 卫星广播接收机 Satellite broadcasting receiver
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