CN102547581A - 一种物联网的网内数据交互方法及*** - Google Patents
一种物联网的网内数据交互方法及*** Download PDFInfo
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- CN102547581A CN102547581A CN2010105948623A CN201010594862A CN102547581A CN 102547581 A CN102547581 A CN 102547581A CN 2010105948623 A CN2010105948623 A CN 2010105948623A CN 201010594862 A CN201010594862 A CN 201010594862A CN 102547581 A CN102547581 A CN 102547581A
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 230000003993 interaction Effects 0.000 title claims abstract description 16
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 126
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- 230000002452 interceptive effect Effects 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 12
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Description
BPSK | BPSK | 叠加的星座点 | 映射完后的符号(BPSK) |
-1 | -1 | -2 | -1 |
-1 | +1 | 0 | +1 |
+1 | -1 | 0 | +1 |
+1 | +1 | +2 | -1 |
QPSK | QPSK | 叠加的星座点 | 映射完后的符号(QPSK) |
-1+j | -1+j | -2+2j | 1+j |
-1+j | -1-j | -2 | 1-j |
-1+j | 1+j | 2j | -1+j |
-1+j | 1-j | 0 | -1-j |
-1-j | -1+j | -2 | 1-j |
-1-j | -1-j | -2-2j | 1+j |
-1-j | 1+j | 0 | -1-j |
-1-j | 1-j | -2j | -1+j |
1+j | -1+j | 2j | -1+j |
1+j | -1-j | 0 | -1-j |
1+j | 1+j | 2+2j | 1+j |
1+j | 1-j | 2 | 1-j |
1-j | -1+j | 0 | -1-j |
1-j | -1-j | -2j | -1+j |
1-j | 1+j | 2 | 1-j |
1-j | 1-j | 2-2j | 1+j |
BPSK | QPSK | 叠加的星座点 | 映射完后的符号(QPSK) |
-1 | -1+j | -2+j | 1+j |
-1 | -1-j | -2-j | 1-j |
-1 | 1+j | j | -1+j |
-1 | 1-j | -j | -1-j |
+1 | -1+j | j | -1+j |
+1 | -1-j | -j | -1-j |
+1 | 1+j | 2+j | 1+j |
+1 | 1-j | 2-j | 1-j |
Claims (44)
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CN102547581A true CN102547581A (zh) | 2012-07-04 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105163310A (zh) * | 2015-09-30 | 2015-12-16 | 西安交通大学 | 双向中继***中星座旋转辅助的无线物理层安全传输方法 |
CN106302299A (zh) * | 2015-05-20 | 2017-01-04 | 中兴通讯股份有限公司 | 一种多用户接入方法及装置 |
WO2017016342A1 (zh) * | 2015-07-30 | 2017-02-02 | 中兴通讯股份有限公司 | 一种多用户信息传输的调制方法、解调方法及装置 |
CN106487573A (zh) * | 2015-09-02 | 2017-03-08 | 华为技术有限公司 | 一种物联网通信方法、网络侧设备及物联网终端 |
CN107147472A (zh) * | 2017-04-06 | 2017-09-08 | 清华大学 | 物理层网络编码方法及装置 |
Citations (3)
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CN101572653A (zh) * | 2008-04-30 | 2009-11-04 | 株式会社Ntt都科摩 | 一种双向中继方法、基站、移动终端及中继站 |
CN101651478A (zh) * | 2009-09-15 | 2010-02-17 | 电子科技大学 | 一种空时编码协作中继选择与功率分配联合方案 |
CN101826899A (zh) * | 2009-03-02 | 2010-09-08 | 华为技术有限公司 | 基于中继的信号传输方法及装置 |
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2010
- 2010-12-17 CN CN201010594862.3A patent/CN102547581B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101572653A (zh) * | 2008-04-30 | 2009-11-04 | 株式会社Ntt都科摩 | 一种双向中继方法、基站、移动终端及中继站 |
CN101826899A (zh) * | 2009-03-02 | 2010-09-08 | 华为技术有限公司 | 基于中继的信号传输方法及装置 |
CN101651478A (zh) * | 2009-09-15 | 2010-02-17 | 电子科技大学 | 一种空时编码协作中继选择与功率分配联合方案 |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106302299A (zh) * | 2015-05-20 | 2017-01-04 | 中兴通讯股份有限公司 | 一种多用户接入方法及装置 |
CN106302299B (zh) * | 2015-05-20 | 2020-06-05 | 中兴通讯股份有限公司 | 一种多用户接入方法及装置 |
WO2017016342A1 (zh) * | 2015-07-30 | 2017-02-02 | 中兴通讯股份有限公司 | 一种多用户信息传输的调制方法、解调方法及装置 |
US10404504B2 (en) | 2015-07-30 | 2019-09-03 | Zte Corporation | Modulation method, demodulation method, and apparatus for multi-user information transmission |
CN106487573A (zh) * | 2015-09-02 | 2017-03-08 | 华为技术有限公司 | 一种物联网通信方法、网络侧设备及物联网终端 |
CN106487573B (zh) * | 2015-09-02 | 2020-01-10 | 华为技术有限公司 | 一种物联网通信方法、网络侧设备及物联网终端 |
US10616026B2 (en) | 2015-09-02 | 2020-04-07 | Huawei Technologies Co., Ltd. | Internet of things communication method, network side device, and internet of things terminal |
US11388035B2 (en) | 2015-09-02 | 2022-07-12 | Huawei Technologies Co., Ltd. | Internet of things communication method, network side device, and internet of things terminal |
CN105163310A (zh) * | 2015-09-30 | 2015-12-16 | 西安交通大学 | 双向中继***中星座旋转辅助的无线物理层安全传输方法 |
CN107147472A (zh) * | 2017-04-06 | 2017-09-08 | 清华大学 | 物理层网络编码方法及装置 |
CN107147472B (zh) * | 2017-04-06 | 2020-01-17 | 清华大学 | 物理层网络编码方法及装置 |
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