| Patents for H04B 13 - Transmission systems characterised by the medium used for transmission, not provided for in groups (1,959) |
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| 11/11/2009 | EP2114720A1 Operation equipment for a vehicle |
| 11/05/2009 | WO2009133996A1 System and method for measuring phase response characteristic of human-body in human-body communication |
| 11/05/2009 | WO2009133276A2 Human/machines/sea mammals interaction interface by transmission/reception of aerial and submarine signals |
| 11/05/2009 | US20090274465 High-Speed Underwater Data Transmission System and Method |
| 11/04/2009 | CN101572962A Degree-based underwater wireless sensor network routing method |
| 11/03/2009 | US7612686 Emergency underwater notification device |
| 11/03/2009 | CA2553507C Vibratory data communication between devices |
| 10/28/2009 | CN101567863A Indirect self-adaptive balancing method of shallow-sea underwater acoustic communication system |
| 10/28/2009 | CN101567820A Energy-saving medium access control method in underwater acoustic network |
| 10/28/2009 | CN101567728A Data transmission system and data transmission method for underwater acoustic network |
| 10/28/2009 | CN101567727A Differential cyclic shift spread-spectrum underwater sound communication method |
| 10/28/2009 | CN101567707A Medium access control method based on CDMA underwater acoustic network |
| 10/22/2009 | WO2009127376A1 Device and method for transmitting information in solid media |
| 10/22/2009 | US20090263136 Polarizaton diversity for optical fiber applications |
| 10/15/2009 | US20090257475 System and method for secure communication of collected amphibious data |
| 10/08/2009 | WO2009123087A1 Electronic device for electric-field communication |
| 09/23/2009 | CN201315590Y Signal transmission system |
| 09/17/2009 | WO2009113759A1 Modulation and demodulation apparatus using frequency selective baseband and transmission and reception apparatus using the same |
| 09/17/2009 | WO2009112897A1 Skin-based information transfer between mobile devices |
| 09/16/2009 | CN101536372A Method for fast communication between inside and outside of body using analog electrical signal and system thereof |
| 09/16/2009 | CN101534269A Underwater sound communication system |
| 09/16/2009 | CN101534156A Mobile underwater sound communication method |
| 09/11/2009 | WO2009110855A2 Radiocommunication method |
| 09/03/2009 | WO2009107455A1 Communication system |
| 09/03/2009 | WO2009107040A1 Wireless patient monitoring using streaming of medical data with body-coupled communication |
| 09/02/2009 | EP2095546A1 Dmb receiving portable terminal for human body communication, dmb transmitting method thereof, and hmd apparatus and method for dmb reception using human body communication |
| 08/27/2009 | WO2009104467A1 Electronic device for electric field communication |
| 08/27/2009 | US20090213697 Wireless communication system, transmitting device, receiving device and information processing apparatus |
| 08/26/2009 | EP2092670A1 Apparatus and method for providing media advertisement service using human body communication |
| 08/26/2009 | CN101517940A Wireless communication network for an implantable medical device system |
| 08/20/2009 | US20090208219 Multimode Communications System |
| 08/19/2009 | EP2090048A1 System and method for human body communication using limited passband |
| 08/19/2009 | EP2089998A1 Method for fast communication between inside and outside of body using analog electrical signal and system thereof |
| 08/18/2009 | US7576447 Control and supply system |
| 08/13/2009 | WO2009098631A1 Adaptive capacitive coupling for body-coupled communication |
| 08/12/2009 | EP2086383A1 Capsule type endoscope |
| 08/12/2009 | CN101505291A Hydroacoustic communication differential decoding method based on OFDM coding |
| 08/06/2009 | WO2009096719A2 Method for selecting adaptive frequency baseband of walsh codes, adaptive frequency-selective spreader using the same and transmitting and receiving apparatus using the adaptive frequency-selective spreader |
| 08/05/2009 | CN101499857A Differential decoding method for resisting Doppler based on Pattern time delay encoded underwater acoustic communication |
| 08/05/2009 | CA2652326A1 Method and system for patching a communication line using magneto-inductive signals |
| 08/04/2009 | US7570270 Buffer for driving display with asynchronous display engine |
| 07/29/2009 | CN101494506A Circuit for capturing running water structure underwater sound spread-spectrum communication bandpass signal |
| 07/29/2009 | CN101494505A Area-optimized circuit for capturing running water structure underwater sound spread-spectrum communication bandpass signal |
| 07/16/2009 | US20090181617 Communication apparatus and method, and functional module |
| 07/09/2009 | WO2009020404A9 Beam forming system and method |
| 07/08/2009 | EP2076962A2 Signal processing system and components thereof |
| 07/08/2009 | CN101478350A Combined super-exponential iteration blind equalization algorithm based on orthogonal wavelet transform |
| 07/08/2009 | CN101478349A Dual mode variant step blind balance method based on orthogonal wavelet packet transform |
| 07/02/2009 | WO2009082094A1 Method for communication using blood vessel and apparatus therefor |
| 07/02/2009 | WO2009081879A1 Information exchange device |
| 07/02/2009 | WO2009081699A1 Mobile device |
| 07/02/2009 | WO2009081698A1 Audio reproducing system |
| 07/02/2009 | WO2009081348A1 Capacitive sensing and communicating |
| 07/02/2009 | WO2009081343A1 Electrode diversity for body-coupled communication systems |
| 07/02/2009 | WO2009081337A1 Switching between multiple coupling modes |
| 07/01/2009 | CN101473569A Method and device for communication using human body |
| 06/30/2009 | CA2431686C Subsea navigation and survey |
| 06/24/2009 | CN101467370A Human body communication method using multi-carrier modulation method |
| 06/23/2009 | US7551893 Communications unit, communications facility, management device, communication system, and electric field communication device |
| 06/23/2009 | US7551066 Method and system for transmitting data for a security system of a motor vehicle |
| 06/18/2009 | WO2009075420A1 Human body communication system and communication method thereof |
| 06/10/2009 | CN201256389Y Portable strata communication machine |
| 06/09/2009 | US7545255 Electronic key system |
| 06/03/2009 | EP2063785A2 System and method for acoustic information exchange involving an ingestible low power capsule |
| 06/03/2009 | EP2063766A2 Ingestible low power sensor device and system for communicating with same |
| 06/02/2009 | US7542720 Communication apparatus |
| 05/28/2009 | US20090135022 Dive computer with global positioning system receiver |
| 05/27/2009 | EP2063346A2 Device identification method and apparatus, device information provision method and apparatus, and computer-readable recording mediums having recorded thereon programs for executing the device identification method and the device information provision method |
| 05/27/2009 | CN101444020A Method of transferring application data from a first device to a second device, and a data transfer system |
| 05/20/2009 | EP2060034A1 Wireless communication network for an implantable medical device system |
| 05/20/2009 | DE102007053497A1 Übertragungs- und Verbindungssysteme für den Einsatz in mechanisch stark belasteter Umgebung Transmission and interconnection systems for use in mechanically heavily polluted environment |
| 05/13/2009 | EP2057763A1 Use of intra-body communication |
| 05/13/2009 | EP1813038B1 Circuit and method for generating a current pulse in a waveguide |
| 05/07/2009 | WO2008016194A3 Transmitting device, communication system and method using a medium |
| 05/07/2009 | CA2609918A1 Hybrid-drive multi-mode pipe projector |
| 04/30/2009 | WO2009054397A1 Table |
| 04/30/2009 | US20090110407 Dual Wiring System |
| 04/16/2009 | WO2009048599A1 Friend or foe detection |
| 04/16/2009 | WO2009048127A1 Information terminal equipment |
| 04/16/2009 | DE102008047806A1 Einrichtung zur Nahfeldkommunikation in einem Kraftfahrzeug mit Signalkorrektur Device for near-field in a motor vehicle with signal correction |
| 04/16/2009 | DE102008047805A1 Einrichtung zur Nahfeldkommunikation und Gerätesteuerung in einem Kraftfahrzeug Means for near field communication and device control in a motor vehicle |
| 04/16/2009 | DE102008047804A1 Einrichtung zur Nahfeldkommunikation in einem Kraftfahrzeug mit Benutzerunterscheidung Device for near-field in a motor vehicle with distinctive user |
| 04/15/2009 | CN101409658A At-sea network system, antenna combined structure and communication method thereof |
| 04/08/2009 | EP2044578A1 Apparatus for access control, and read/write device |
| 04/08/2009 | EP2011259A4 Human body communication method using multi-carrier modulation method |
| 04/08/2009 | CN101404545A Underwater sound communication processing platform |
| 04/02/2009 | WO2008039676A3 Magnetic communication through metal barriers |
| 04/02/2009 | WO2005022194A3 Imaging system |
| 04/01/2009 | CN101399570A Communication apparatus |
| 04/01/2009 | CN100474798C M-ary spread spectrum communication method used in remote water sound communication |
| 03/26/2009 | US20090079583 Shutdown System |
| 03/25/2009 | EP2039031A1 Method and device for communication using human body |
| 03/24/2009 | US7509092 Information processing system and information processing method |
| 03/24/2009 | CA2398289C Choke inductor for wireless communication and control in a well |
| 03/19/2009 | WO2009035196A1 Tdd communication apparatus and operation method thereof |
| 03/18/2009 | CN101388732A In-situ test system and method oriented to water sound sensor network |
| 03/18/2009 | CN101388731A Low rate equivalent speech water sound communication technique |
| 03/11/2009 | CN101383663A Ground through communication system |
| 03/05/2009 | WO2009028966A1 Electric fence system and components thereof |
| 03/05/2009 | WO2009028171A1 Communication device and two-dimensional communication system using the same |