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)
04/2007
04/12/2007DE102006044881A1 Tragbarer Datenträger und Verfahren zum Betreiben eines tragbaren Datenträgers A portable data carrier and methods for operating a portable data carrier
04/12/2007DE102005047155A1 Sendeanordnung und Verfahren zur Impedanzanpassung Transmitting arrangement and method for impedance matching
04/12/2007DE102005047135A1 Filter arrangement, e.g. for radio transceiver, has first impedance which is connected at first connection to input and with first resonant frequency with second impedance connected at first connection to input of filter
04/12/2007CA2623819A1 Cell search of time-overlapping cells in a mobile communication system
04/11/2007EP1773087A2 Code allocation based on cross code correlation
04/11/2007EP1773036A2 Foldable cellular telephone incorporating two separate displays and a camera
04/11/2007EP1773035A2 Foldable cellular telephone incorporating two separate displays and a camera
04/11/2007EP1773034A2 Foldable cellular telephone incorporating two separate displays and a camera
04/11/2007EP1773033A2 Foldable cellular telephone incorporating two separate displays and a camera
04/11/2007EP1773032A2 Foldable cellular telephone incorporating two separate displays and a camera
04/11/2007EP1772978A2 Mobile communication device with low power receiver for signal detection
04/11/2007EP1772977A2 Mobile communication device with low power signal detector
04/11/2007EP1772972A1 Radio tag read system, radio tag read device, and radio tag
04/11/2007EP1772971A1 Interrogators used in rfid system
04/11/2007EP1772970A1 Radio interrogator system and radio communication method thereof
04/11/2007EP1772969A2 Subscriber unit for CDMA Wireless communication system
04/11/2007EP1772968A2 Automatic gain control with out of band blocking signal compensation
04/11/2007EP1772967A2 Multimode communication device with shared signal path programmable filter
04/11/2007EP1772964A1 High-frequency switch circuit
04/11/2007EP1772797A1 Expandable battery compartment for handheld electronic devices
04/11/2007EP1772796A1 Handheld electronic communication device with metallic keypad
04/11/2007EP1771951A2 System and method for reducing rake finger processing
04/11/2007EP1771950A1 Method for estimating time of arrival of signal received in wireless communication system
04/11/2007EP1771949A1 Sir estimation techniques
04/11/2007EP1601217B1 System and method for improved security in handset reprovisioning and reprogramming
04/11/2007EP1479250A4 System and method for interrupt-free hand-over in a mobile terminal
04/11/2007EP1266456B1 Hands-free wireless communication in a vehicle
04/11/2007EP1240719B1 Radio system with universal communication interface
04/11/2007EP1185962B1 Low-power radio frequency identification reader
04/11/2007EP1012991B1 Receiver apparatus, and associated method, for receiving a receive signal transmitted upon a channel susceptible to interference
04/11/2007EP0960485B1 Apparatus and method for code tracking in an IS-95 spread spectrum communication system
04/11/2007CN2888810Y Radio frequency circuit structure
04/11/2007CN2888752Y Single-frequency point full duplex wireless digital transmitter-receiver
04/11/2007CN2888751Y A wireless audio transferring and receiving system
04/11/2007CN1947451A Base station system and method for compensating traffic channel signal strength measurements in a cellular radio telecommunication network
04/11/2007CN1947388A Load control in shared medium many-to-one communication systems
04/11/2007CN1947357A Power-save method for 802.11 multicast paging applications
04/11/2007CN1947356A Method and apparatus for receive diversity control in wireless communications
04/11/2007CN1947351A Suppressing cross-polarization interference in an orthogonal communication link
04/11/2007CN1947350A Reception of a spread spectrum modulated signal
04/11/2007CN1947349A Pulse modulation and demodulation in a multiband UWB communication system
04/11/2007CN1947348A Methods and apparatus for random access in multi-carrier communication systems
04/11/2007CN1947347A Method and apparatus for detection of pilot signal with frequency offset using multi-stage correlator
04/11/2007CN1947346A Lifting-based implementations of orthonormal spatio-temporal transformations
04/11/2007CN1947345A High-frequency switch module
04/11/2007CN1947344A Multidata processing device and method in a wireless terminal
04/11/2007CN1947343A System and method for the distribution of advertising and associated coupons via mobile media platforms
04/11/2007CN1947330A 可编程无线收发器 Programmable wireless transceivers
04/11/2007CN1947306A Collapsable portable wireless unit
04/11/2007CN1947132A Commodity management system
04/11/2007CN1947127A System and method for processing symbols embedded in digital video
04/11/2007CN1947091A Methods and apparatus for detecting local maximums in a two-dimensional data set
04/11/2007CN1946619A Combined packaging and storage apparatus having added functionality
04/11/2007CN1946230A Anti-theft method for cell phone
04/11/2007CN1946222A Software certification device for mobile communication terminal and method thereof
04/11/2007CN1946217A Multimode communication device and method of processing multiply communication signal therein
04/11/2007CN1946199A Mobile communication device and energy-saving operation method therof
04/11/2007CN1946190A Method and apparatus of providing and receiving video services in digital audio broadcasting system
04/11/2007CN1946189A Method and apparatus of providing and receiving video services in digital audio broadcasting system
04/11/2007CN1946177A System for forming and processing an MPEG compatible datastream incorporating internet information
04/11/2007CN1946164A System and method for meeting information backup in multipoint meeting
04/11/2007CN1946147A Information processor
04/11/2007CN1946092A Mobile radio device
04/11/2007CN1946090A Cell phone with radio microphone function
04/11/2007CN1946030A Set up method and its system for broadcast multi-cast service transmission mode
04/11/2007CN1946011A Broadcasting system and method for providing broadcasting service in a weak electric field area
04/11/2007CN1946005A Method for suppressing multiple users interference in super wideband multiple address system
04/11/2007CN1945991A Method for protecting photoelectric integrated device and photoelectric integrated device
04/11/2007CN1945990A Spare system, method and its back board of relay interface
04/11/2007CN1945989A Method for service speed regulation under no cascade operation/no coder operation
04/11/2007CN1945988A Communication device matched with PCMCIA digital card use
04/11/2007CN1945987A BAW duplexer without phase shifter
04/11/2007CN1945986A Radio control fee payment display panel for electricity user
04/11/2007CN1945985A Two purpose electric appliance for lighting and communication
04/11/2007CN1945984A Group action system and its method containing main end device and slave end device
04/11/2007CN1945983A Antenna module, radio device and mobile radio terminal
04/11/2007CN1945982A Communication system, transmitting device, transmitting method, receiving device, and receiving method
04/11/2007CN1310565C Portable telephone and working method of the same
04/11/2007CN1310553C Method for storing real time display image data through mobile communication terminal
04/11/2007CN1310551C Portable terminal locking device and method utilizing short message
04/11/2007CN1310548C Card holder for portable wireless telephone
04/11/2007CN1310543C Data transmitting and receiving appts, and method of dogital mobile transceiver
04/11/2007CN1310542C Base station, mobile station, communication system, transmission control method, and mobile station control program
04/11/2007CN1310504C Television apparatus and method for processing wireless signal in television apparatus
04/11/2007CN1310500C Flash control method for terminal with camera
04/11/2007CN1310488C System and method for bi-directional communication of mobile phone
04/11/2007CN1310481C Method for realizing application characteristic dual processor backup
04/11/2007CN1310456C Communication system method and apparatus
04/11/2007CN1310454C Information transmission method of mobile communication system
04/11/2007CN1310447C Broadcast receiver
04/11/2007CN1310442C Transmission power control circuit using W-CDMA method
04/11/2007CN1310440C Power control apparatus and method for a tdd CDMA mobile communication system
04/11/2007CN1310439C Power control with signal quality estimation for smart antenna array communication systems
04/11/2007CN1310437C Method for realizing route system hot backup
04/11/2007CN1310436C Method of mobile communicaton frequency deviation measurement and device thereof
04/11/2007CN1310435C Method and apparatus for supervising a potentially gated signal in a wireless communication system
04/11/2007CN1310424C Method for optimizing the level of RF signals based upon the information stored on a memory
04/11/2007CN1310376C 模块和电子装置 Module and electronic apparatus
04/11/2007CN1310166C Method and device for regulating DSP use of hand terminal
04/11/2007CN1310142C Standby frame display method for portable terminal
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