| Patents for H04J 4 - Combined time-division and frequency-division multiplex systems (1,442) |
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| 04/02/2009 | WO2008149263A3 System and method for scheduling and transferring data through a transmission system |
| 04/01/2009 | EP2041901A1 Radio control system |
| 03/26/2009 | WO2009038353A2 Method and system for transmitting and receiving signals |
| 03/24/2009 | US7508779 Mobile communication system, mobile communication method, and mobile station suitably used for the same |
| 03/18/2009 | CN101390356A Method and apparatus for wireless resource allocation |
| 03/12/2009 | WO2009031808A2 Frame structure for fast wireless communication system and apparatus for fast wireless communication using the frame |
| 03/03/2009 | US7499471 Time division multiplexing frame for multiplexing different synchronous signals and method for transmitting and receiving the same |
| 02/26/2009 | US20090052464 Method and Apparatus for Establishing Circuit Connections Over Local Area Networks with Frequency Selective Impairments |
| 02/24/2009 | US7496074 Software parameterizable control blocks for use in physical layer processing |
| 02/19/2009 | US20090046742 Outlet with analog signal adapter, a method for use thereof and a network using said outlet |
| 02/18/2009 | CN101371543A A method for transmitting and receiving data using a plurality of carriers |
| 02/05/2009 | WO2009016687A1 Pilot arrangement method in mobile radio communication system and transmitter/receiver adopting same |
| 02/05/2009 | CA2694629A1 Pilot arrangement method in mobile radio communication system and transmitter/receiver adopting same |
| 01/29/2009 | DE102007034794A1 Method for starting and operating radio system, involves assigning individual starting communication frequency to each sensor-actuator-module, where each radio master module is appropriate for frequency range of multiple frequency channels |
| 01/27/2009 | US7483407 Method for allocating bandwidth on a plurality of communication channels |
| 01/15/2009 | US20090016723 Optical-wireless hybrid transmission system and optical-wireless hybrid transmission method |
| 01/15/2009 | US20090016244 System and method for network layer protocol routing in a peer model integrated optical network |
| 01/14/2009 | EP2015485A1 Coding methods of communicating identifiers in peer discovery in a peer-to-peer network |
| 01/08/2009 | US20090010281 Method and apparatus for transceiving data |
| 01/08/2009 | DE102007029727A1 Network feeding device for interposing between network distributor and network terminal, has multiple inlet connecters for connecting data cable to outlet port of network distributor |
| 01/06/2009 | US7474635 Communication system and method using time division multiplexed (TDM) downlink |
| 12/31/2008 | WO2009002252A1 Device and method for transmitting cell offset in telecommunication system |
| 12/24/2008 | WO2008157054A1 Automatically switching a tdma radio affiliated with a fdma site to a tdma site |
| 12/11/2008 | WO2008149263A2 System and method for scheduling and transferring data through a transmission system |
| 12/06/2008 | CA2608510A1 Utilizing guard band between fdd and tdd wireless systems |
| 12/04/2008 | DE102007025460A1 Verfahren zum Übertragen von Daten sowie Sende-Einrichtung, Empfangs-Einrichtung und Kommunikationssystems A method for transmitting data and transmitting device, receiving device and communication system |
| 12/02/2008 | US7460559 Methods and sets of piconets using time frequency division multiple access |
| 11/26/2008 | CN101313499A Group call management through receive/transmit synchronization |
| 11/26/2008 | CN100438659C Method and system of performing system channel planning for wireless local loop communication |
| 11/20/2008 | WO2008036481B1 Method for allocating bandwidth on a plurality of communication channels |
| 11/11/2008 | US7450845 Expandable universal network |
| 11/11/2008 | US7450604 Method and apparatus for establishing circuit connections over local area networks with frequency selective impairments |
| 11/11/2008 | US7450538 Method for operating a system with a multiplicity of nodes and a base station according to TDMA and a system for this purpose |
| 11/05/2008 | EP1988651A1 An inserting method of downlink common pilot |
| 10/28/2008 | US7442912 Optical logic device responsive to pulsed signals |
| 10/23/2008 | US20080260385 Signal processing apparatus and method for gigabit passive optical network |
| 10/16/2008 | WO2008036481A3 Method for allocating bandwidth on a plurality of communication channels |
| 10/09/2008 | WO2008121433A2 Systems and methods for adaptive polarization transmission |
| 10/02/2008 | WO2008119025A1 Method and system for enhancing the performance of wideband digital rf transport systems |
| 09/30/2008 | US7430601 Systems and methods for network coordination with limited explicit message exchange |
| 09/30/2008 | US7430188 Data transmission method and radio link system |
| 09/25/2008 | WO2008115650A1 Generalized reference signaling scheme for mu-mimo using arbitrarily precoded reference signals |
| 09/25/2008 | US20080232389 Distributed Overlay Multi-Channel Media Access Control for Wireless Ad Hoc Networks |
| 09/24/2008 | EP1972088A2 Pulse transmission method |
| 09/23/2008 | US7428385 Ethernet PON using time division multiplexing to converge broadcasting/video with data |
| 09/18/2008 | US20080225791 Methods for transmitting multiple acknowledgments in single carrier fdma systems |
| 09/10/2008 | EP1002272B1 Method and apparatus for adaptive control of forward error correction codes |
| 09/09/2008 | US7423984 Digital subscriber line transmission method, apparatus and system |
| 09/02/2008 | US7420980 Digraph network superframes |
| 08/26/2008 | US7418205 Method and apparatus for controlling a frequency hopping laser |
| 08/21/2008 | WO2008100076A1 Method and apparatus for transmitting and receiving control information in a single carrier fdma system |
| 08/21/2008 | US20080198776 Apparatus for optionally supporting time division duplex and frequency division duplex in a wireless communication system |
| 08/19/2008 | US7414994 Multi-carrier communication with time division multiplexing and carrier-selective loading |
| 08/14/2008 | US20080193131 Time division multiplexing of inter-system channel data streams for transmission across a network |
| 08/14/2008 | US20080192690 Enhanced beacon signaling method and apparatus |
| 08/07/2008 | US20080186937 Interlaced complementary code sets based on codes with unity peak sidelobes |
| 07/31/2008 | WO2008050940A3 Wireless transceiver system for supporting dual mode |
| 07/31/2008 | US20080181610 Optical signal multiplexing device and optical signal multiplexing method |
| 07/24/2008 | US20080175264 Method and device for multiplexing broadcast service channel and non-broadcast service channel |
| 07/09/2008 | EP1942595A1 System and method for communicating in a time division multiple access (TDMA) mesh network minimized end-to-end latency |
| 06/19/2008 | WO2005036801A3 Group call management through receive/transmit synchronization |
| 06/19/2008 | US20080146241 Uplink scheduling for ofdm systems |
| 06/11/2008 | CN101197655A TDD and FDD combined communication method and communication apparatus |
| 06/05/2008 | US20080130685 Method and Apparatus for Data Transfer Using a Time Division Multiple Frequency Scheme Supplemented with Polarity Modulation |
| 05/27/2008 | US7380029 Disk driver cluster management of time shift buffer |
| 05/27/2008 | US7379494 MAC protocol employing multiple data rates |
| 05/27/2008 | US7379446 Enhanced beacon signaling method and apparatus |
| 05/20/2008 | US7376349 Analog to digital converter systems and methods |
| 05/20/2008 | US7376193 Method for adaptively allocating resources in communication system |
| 05/15/2008 | US20080112428 Scheduling for autonomous dynamic spectrum access systems |
| 05/02/2008 | WO2007037657A3 A method for transmitting and receiving data using a plurality of carriers |
| 05/01/2008 | US20080101214 Pilot signal transmission method and mobile communication system |
| 04/29/2008 | US7366200 Beacon signaling in a wireless system |
| 04/24/2008 | US20080095195 Device, system, and method for partitioning and framing communication signals in broadband wireless access networks |
| 04/24/2008 | US20080095110 Method and apparatus for data and control multiplexing |
| 04/24/2008 | US20080095083 Multi-carrier frequency-division multiplexing (fdm) architecture for high speed digital service |
| 04/23/2008 | CN101167395A Method for assigning radio resources of physical channels in uplink, and receiver used for mobile unit |
| 04/22/2008 | CA2334668C A method and apparatus for digital channelisation and de-channelisation |
| 04/17/2008 | US20080092183 Multi-carrier frequency-division multiplexing (fdm) architecture for high speed digital service |
| 03/27/2008 | CA2663784A1 Method for allocating bandwidth on a plurality of communication channels |
| 03/25/2008 | US7349630 Hybrid WDM/TDM network architecture |
| 03/25/2008 | US7349438 Formatter, method of formatting encoded symbols and wireless communication system employing the same |
| 03/12/2008 | CN101141772A Time-frequency resource allocation method and apparatus |
| 03/11/2008 | US7342937 Spectrally flexible band plans with reduced filtering requirements |
| 03/06/2008 | US20080056718 Synchronous collapsed ring architecture for real-time signal switching and distribution |
| 03/04/2008 | US7340172 Optical WDM-TDM network |
| 03/04/2008 | US7339717 Method and system for use in optical code division multiple access |
| 02/26/2008 | US7336680 Multi-carrier frequency-division multiplexing (FDM) architecture for high speed digital service |
| 02/26/2008 | US7336627 Digital subscriber line transmission method, apparatus and system |
| 02/19/2008 | US7333727 Reconfigurable, multi-user communications network, with low latency time |
| 02/19/2008 | US7333503 Sending permission assignment in telecommunications system |
| 02/12/2008 | US7330660 Optical time division multiplexer |
| 02/07/2008 | US20080031164 Method And System For Selective Usage Of Broadband Forward Link |
| 02/06/2008 | CN100367693C Optical fiber ring communication system |
| 01/31/2008 | WO2008014208A1 System and method for synchronizing tdma mesh networks |
| 01/31/2008 | WO2008014206A1 System and method for communicating using a plurality of tdma mesh networks having efficient bandwidth use |
| 01/31/2008 | CA2658855A1 System and method for synchronizing tdma mesh networks |
| 01/31/2008 | CA2658854A1 System and method for communicating using a plurality of tdma mesh networks having efficient bandwidth use |
| 01/29/2008 | US7324755 Optical code-division multiple access transmission system and method |
| 01/22/2008 | US7321731 Optical pulse position modulation discriminator |