Patents
Patents for H04L 5 - Arrangements affording multiple use of the transmission path (28,368)
04/1998
04/07/1998US5736870 Method and apparatus for bi-directional bus driver
04/01/1998EP0833463A2 Method and device for actions command in a time slot method
04/01/1998EP0832463A1 An improved periodic wireless data broadcast
03/1998
03/31/1998US5734969 Radio communication method and apparatus which adds an interrupt enable synchronizing signal to a compressed voice signal in place of a synchronizing A signal
03/31/1998US5734678 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
03/26/1998WO1998012833A2 Method and system for wireless internet access
03/26/1998WO1998012823A1 Method and apparatus for providing control channel communications for an information distribution system
03/26/1998DE19650833C1 Measurement apparatus for full-duplex two-wire transmission interface
03/26/1998CA2265985A1 Method and system for wireless internet access
03/25/1998EP0831663A2 Method for wireless transmission of digital data
03/25/1998EP0831624A2 A modem
03/24/1998US5732076 Coexisting communication systems
03/18/1998EP0829989A2 Method for transmission and reception of digital multiplexed multi-carrier signals, transmission apparatus and receiving apparatus therefor
03/18/1998EP0829982A1 Orthogonal modulation scheme
03/18/1998EP0829155A1 Doubly orthogonal code and frequency division multiple access communication system
03/18/1998CN1176549A High-speed multiplexer and its implementation
03/17/1998US5729570 Orthogonal code division multiple access communication system having multicarrier modulation
03/17/1998US5729547 Automatic driver/receiver control for half-duplex serial networks
03/17/1998US5729538 Dual mode satellite/cellular terminal
03/17/1998US5729526 Asynchronous transfer mode type multimedia radiocommunication system
03/13/1998CA2212439A1 Orthogonal modulation scheme
03/12/1998WO1998010542A2 Transmitting and receiving method and radio system
03/12/1998WO1998010540A2 Data transmission method, and radio system
03/11/1998EP0828363A2 Multicode modem with a plurality of analogue front ends
03/11/1998EP0827661A1 Method for reducing the effect of demodulator transients on signal tracking loops
03/11/1998EP0827652A1 Digital communications on overlapping channels
03/11/1998EP0827643A1 Bidirectional transmission line driver/receiver
03/10/1998US5727002 Methods for transmitting data
03/10/1998US5726978 In a telecommunications system
03/05/1998WO1998009412A1 Scheduling data transmission
03/05/1998WO1997027550A3 Communication system with multicarrier telephony transport
03/05/1998DE19634099A1 Bidirectional data communication method for local safety network
03/04/1998EP0827312A2 Method for changing the configuration of data packets
03/04/1998EP0827303A1 Synchronisation in an FDMA receiver
03/04/1998CN1175331A Circuit array and process for creating a data feedback channel from receier to transmitter in a common frequency network
02/1998
02/25/1998EP0825741A2 Communication method and apparatus
02/25/1998EP0825731A2 Communication method and apparatus for multiple access at base stations
02/25/1998EP0824805A1 Communication system and operating method thereof
02/25/1998EP0744104A4 Method, device, and radio for compensating for modulator frequency drift while allowing for data transmission
02/24/1998US5722053 Multiple frequency communication device
02/22/1998CA2321941A1 Technique for simultaneous communications of analog frequency-modulated and digitally modulated signals using precanceling scheme
02/19/1998WO1998007248A1 Asymmetric modem communications system and method
02/19/1998DE19629699C1 Data transmission method
02/18/1998CN1173792A Bidirectional communication system
02/17/1998US5720039 Satellite multiple access system with distortion cancellation and compression compensation
02/17/1998US5719867 Plural telephony channel baseband signal demodulator for a broadband communications system
02/17/1998US5719747 Interface unit for communication device with parts positioned on a printed-wiring board for achieving desirable operating characteristics
02/12/1998WO1997049212A3 Apparatus and method of determining symbol rate and a carrier frequency
02/11/1998EP0823152A1 Full duplex ultrawide-band communication system and method
02/11/1998CN1173265A Spectrally efficient high capacity wireless communication systems
02/11/1998CN1173253A Method and apparatus for generating plural quadrature modulated carriers
02/05/1998WO1998005139A1 Data synchronisation process, and transmission and reception interfaces
02/04/1998EP0822682A1 Method for the frequency correction of multicarrier signals and related apparatus
02/04/1998CN1172562A Transmission system for non-linear transmission medium
02/03/1998US5715405 Transceiver circuit with transition detection
02/03/1998US5715280 Method for partially modulating and demodulating data in a multi-carrier transmission system
02/03/1998US5715277 Apparatus and method for determining a symbol rate and a carrier frequency for data transmission and reception
02/03/1998US5715252 High rate data transmission circuit
02/03/1998US5715236 System and method for generating signal waveforms in a CDMA cellular telephone system
02/03/1998US5714904 High speed serial link for fully duplexed data communication
01/1998
01/29/1998WO1998004060A1 Rate adaptive digital subscriber line ('radsl') modem
01/28/1998EP0821502A2 Time division duplex with infrared link
01/28/1998CN1171681A Method for fax transmission in digital networks
01/28/1998CN1171677A Communication method, communication apparatus, reception method, and reception apparatus
01/28/1998CN1171666A Method for frequency correction of multicarrier signals and related apparatus
01/28/1998CN1171654A AM data compound modulation apparatus
01/27/1998US5712860 Methods and system for using multi-block bursts in half duplex subscriber unit transmissions
01/27/1998US5712848 Time division multiplex communications system including means for reducing undesired echoes resulting from circuit delays
01/27/1998US5712585 Sysem for distributing clock signals
01/22/1998WO1998002982A1 Mobile communications
01/21/1998CN1170991A Method and apparatus for average power control
01/20/1998US5710797 Method and apparatus for digital communication in the presence of closely spaced adjacent channels
01/20/1998US5710771 Multichannel communication system
01/20/1998US5710761 Error control negotiation based on modulation
01/20/1998US5710754 Multiplex transmission system wherein analog signal is transformed to base band random-transformed and superimposed on dispersed signal points in vector signal space
01/15/1998WO1998001973A1 Data transmission method
01/13/1998US5708682 Demodulator control system and a receiver capable of quickly acquiring a desired carrier wave
01/07/1998EP0817419A2 Deterministic exchange of data between synchronised systems separated by a distance
01/07/1998EP0817418A1 Method for the frequency correction of multicarrier signals and related apparatus
01/07/1998EP0817399A2 Polling in a mains metering system
01/07/1998EP0815681A1 Voice and data communications
01/07/1998EP0815668A2 Transmitter for and method of transmitting a wideband digital information signal, and receiver
01/06/1998US5706275 Data transmission method, transmitter, and receiver
01/06/1998US5705947 Clock generator
12/1997
12/31/1997WO1997050263A1 A method and a radio terminal for interaction with a service provider
12/31/1997WO1997050206A1 Cdma communication system which selectively suppresses data transmissions during establishment of a communication channel
12/31/1997WO1997050188A1 Asymmetric digital subscriber loop transceiver and method
12/31/1997CN1169078A Method and arrangement for affording conference facility
12/31/1997CN1169070A Communication resource allocation method and apparatus
12/30/1997US5703869 Method and apparatus of multiplexing digital signal
12/29/1997EP0814577A1 Interface unit for a mobile radio communication network
12/24/1997WO1997049234A1 Idle suppression and signal threshold determination therefor
12/24/1997WO1997049230A1 System and method for connect message synchronization of modems in a cellular data gateway
12/24/1997WO1997049229A1 System and method for automatically selecting the mode of communication between a plurality of modems
12/24/1997WO1997049228A1 A rapid startup protocol for communication between a plurality of modems
12/24/1997WO1997049216A1 Improved coding system for digital transmission compression
12/24/1997WO1997049212A2 Apparatus and method of determining symbol rate and a carrier frequency
12/24/1997WO1997049193A1 System and method for establishing link layer parameters based on physical layer modulation
12/24/1997WO1997044928A3 Process for high-bit-rate digital signal transmission
12/24/1997CN1168575A Modulation-demodulation signal, transmitter transmitting method and its transmitting system