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Patent Searching and Data


Title:
コード違反を使用する2次チャネル
Document Type and Number:
Japanese Patent JP3875277
Kind Code:
B2
Abstract:
A method and an apparatus are disclosed for combining information from two sources and for separating the combined information after transmission over one physical channel. A mask which represents a specified piece of information such as a control command or logic state of an input is exclusively ORed with an encoded input signal, thereby inducing a violation of an error control code. At the receiving end of the system, each of a set of masks is exclusively ORed with the received data stream. One of the masks is the same as the mask initially combined with the encoded input signal. Accordingly, once that mask is combined with the received data stream and so indicated by the favorable outcome of an error control code check, the original encoded input as well as the specified piece of information are recreated and produced.

Inventors:
Irvine, David, Earl.
Quailala, Ali, Es.
Application Number:
JP53027498A
Publication Date:
January 31, 2007
Filing Date:
December 23, 1997
Export Citation:
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Assignee:
ERICSSON INC.
International Classes:
H03M13/09; H04L1/00; H04L29/02
Domestic Patent References:
JP8307849A
JP5063142U
Attorney, Agent or Firm:
Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu
Youhei Kawabata
Kato Takushi
Yasuhiro Sakata
Hayashi Zouzo
Kuniaki Shimizu