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Title:
MULTIANTENNA COMMUNICATION EQUIPMENT
Document Type and Number:
Japanese Patent JP2009194533
Kind Code:
A
Abstract:

To provide a multiantenna communication equipment which has a low error rate, is small and has low power consumption.

The multiantenna communication equipment includes three antennas 1 to 3, six switches 31 to 36 of which two switches are provided in each of the antennas 1 to 3, a switch control circuit 40 for repeatingly performing control so as to turn on the switches 31 to 36 one at a time only for a prescribed period in a prescribed order, and two reception circuits 60 and 70 for receiving reception signals outputted from the switches 31 to 36 according to the control of the switch control circuit 40 to perform prescribed reception processing. The switch control circuit 40 does not continuously selects any of the antennas 1 to 3 as a signal input source, and performs switching control of the switches 31 to 36 in an order in which both the reception circuits 60 and 70 are not continuously selected as a signal output destination.


Inventors:
NAKATANI TOSHIBUMI
IWAI HIROSHI
Application Number:
JP2008000031899
Publication Date:
August 27, 2009
Filing Date:
February 13, 2008
Export Citation:
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Assignee:
PANASONIC CORP
International Classes:
H04B7/08; H04B1/18; H04B7/04; H04J99/00
Domestic Patent References:
JP2007325220A2007-12-13
JP2007258847A2007-10-04
JP2001244852A2001-09-07
JP2005159539A2005-06-16
JP2009543509A2009-12-03
JPH05259950A1993-10-08
Attorney, Agent or Firm:
小笠原 史朗