Title:
通信システム及び通信装置
Document Type and Number:
Japanese Patent JP4345850
Kind Code:
B2
Abstract:
A communication system includes the following elements: a transmitter including a transmission circuit unit configured to generate an RF signal for transmitting data and an electric-field-coupling antenna configured to transmit the RF signal as an electrostatic field; a receiver including an electric-field-coupling antenna and a reception circuit unit configured to receive and process the RF signal received by the electric-field-coupling antenna; and a surface-wave propagation medium configured to provide a surface-wave transmission line to transmit a surface wave emanating from the electric-field-coupling antenna of the transmitter with low propagation loss.
More Like This:
| JP2011087069 | INFORMATION PROCESSING APPARATUS AND METHOD |
| JP3051646 | RADIO TOLL RECEIVING SYSTEM |
| JP4725261 | RFID tag inspection method |
Inventors:
Kenjo Washiro
Application Number:
JP2007148673A
Publication Date:
October 14, 2009
Filing Date:
June 04, 2007
Export Citation:
Assignee:
ソニー株式会社
International Classes:
H04B5/02; H01P3/16; H01Q13/24; H04B13/00
Domestic Patent References:
| JP2005217962A | ||||
| JP2004147291A | ||||
| JP2002353708A | ||||
| JP2002135013A | ||||
| JP2004200941A | ||||
| JP2008099234A | ||||
| JP2006148674A | ||||
| JP2002353709A |
Attorney, Agent or Firm:
Masaaki Miyata
Eiji Yamada
Eiji Sasaki
Toshio Sawada
Eiji Yamada
Eiji Sasaki
Toshio Sawada