JP6888076B2 - 信号変調方法及び装置 - Google Patents
信号変調方法及び装置 Download PDFInfo
- Publication number
- JP6888076B2 JP6888076B2 JP2019503269A JP2019503269A JP6888076B2 JP 6888076 B2 JP6888076 B2 JP 6888076B2 JP 2019503269 A JP2019503269 A JP 2019503269A JP 2019503269 A JP2019503269 A JP 2019503269A JP 6888076 B2 JP6888076 B2 JP 6888076B2
- Authority
- JP
- Japan
- Prior art keywords
- pulse waveform
- code
- codes
- signal
- continuous
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
- H04L25/03834—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using pulse shaping
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03178—Arrangements involving sequence estimation techniques
- H04L25/03248—Arrangements for operating in conjunction with other apparatus
- H04L25/03254—Operation with other circuitry for removing intersymbol interference
- H04L25/03261—Operation with other circuitry for removing intersymbol interference with impulse-response shortening filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03343—Arrangements at the transmitter end
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4902—Pulse width modulation; Pulse position modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03159—Arrangements for removing intersymbol interference operating in the frequency domain
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
- H04L25/03834—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using pulse shaping
- H04L25/0384—Design of pulse shapes
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Dc Digital Transmission (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Description
送信待ち符号ストリームの中の各連続n個符号と前記パルス波形を所定の演算方法で演算し、符号と前記パルス波形の関連信号を生成する。
畳み込み計算式
乗法計算式
演算ユニットは、送信待ち符号ストリームの中の各連続n個符号と前記パルス波形を所定の演算方法で演算し、符号と前記パルス波形の関連信号を生成することに使われる。
まず、ナイキストシステムは、スペクトル効率を損失することが最大の欠陥である。いかなる物理的に実現できるパルス波形でも、ナイキスト準則を満足するために、過剰な帯域幅を導入せざるを得ず、スペクトル効率を下げてしまう。
図4は、本発明の第一実施例により提供される畳み込み演算モデルによる信号変調方法の実現フローチャートである。詳細は下記通り:
ステップS401では、送信信号のパルス波形を生成する。前記パルス波形の広さは
図7は、本発明の第二実施例により提供される乗法演算モデルによる信号変調方法の実現フローチャートである。詳細は下記通り:
ステップS701では、送信信号のパルス波形を生成する。前記パルス波形の広さは
図9は、本発明の第三実施例により提供される信号変調装置の構成概略図である。詳細は下記通り、
本発明の実施例の前記信号変調装置は、下記を含み、
パルス波形生成ユニット901は、送信信号のパルス波形を生成することに使われる。前記パルス波形の広さは
演算ユニット902は、送信待ち符号ストリームの中の各連続n個符号と前記パルス波形を所定の演算方法で演算し、符号と前記パルス波形の関連信号を生成することに使われる;
送信ユニット903は、伝送チャンネルにより前記関連信号を送信することに使われる。
Claims (10)
- 請求項1に記載の前記方法において、
前記所定の演算方法は、加算演算、減算演算、乗法演算又は所定の関数関係の演算を含むことを特徴とする、信号変調方法。 - 請求項6に記載の前記装置において、
前記所定の演算方式は加算演算、減算演算、乗法演算或いは所定の関数関係の演算を含むことを特徴とする、信号変調装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610588938.9 | 2016-07-25 | ||
CN201610588938.9A CN107659520B (zh) | 2016-07-25 | 2016-07-25 | 一种信号调制方法和装置 |
PCT/CN2017/091958 WO2018019108A1 (zh) | 2016-07-25 | 2017-07-06 | 一种信号调制方法和装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019526200A JP2019526200A (ja) | 2019-09-12 |
JP6888076B2 true JP6888076B2 (ja) | 2021-06-16 |
Family
ID=61015593
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019503269A Active JP6888076B2 (ja) | 2016-07-25 | 2017-07-06 | 信号変調方法及び装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10742456B2 (ja) |
EP (1) | EP3490205A4 (ja) |
JP (1) | JP6888076B2 (ja) |
KR (1) | KR102151514B1 (ja) |
CN (1) | CN107659520B (ja) |
WO (1) | WO2018019108A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115001529B (zh) * | 2022-04-26 | 2023-09-01 | 清华大学 | 面向无线光的通信感知一体化波形的生成方法及装置 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8601114A (nl) * | 1986-05-01 | 1987-12-01 | Philips Nv | Transmissiestelsel voor de overdracht van databits. |
JP4283170B2 (ja) * | 2003-12-17 | 2009-06-24 | 株式会社デンソー | 物体検出装置 |
JP2007318325A (ja) * | 2006-05-24 | 2007-12-06 | Hitachi Ltd | 無線通信装置及び無線通信システム |
FR2928509B1 (fr) * | 2008-03-04 | 2011-01-14 | Commissariat Energie Atomique | Procede de codage spatio-temporel differentiel. |
US20110141918A1 (en) * | 2009-09-13 | 2011-06-16 | Research Institute Of Tsinghua University In Shenzhen | Time division multiplexing method and system |
CN101873279A (zh) * | 2010-06-18 | 2010-10-27 | 南开大学 | 一种基于帧级采样数据的多模板超宽带信道估计方法 |
CN102033234A (zh) * | 2010-12-16 | 2011-04-27 | 上海交通大学 | 卫星导航系统信号的改进二进制编码符号调制方法 |
US9001948B2 (en) * | 2010-12-23 | 2015-04-07 | Texas Instruments Incorporated | Pulse shaping in a communication system |
US20130215990A1 (en) * | 2012-02-17 | 2013-08-22 | Vecima Networks Inc. | Multiple-Mode Digital Modulation Using a Single Square-Root Nyquist Pulse-Shaping Transmit Filter |
WO2013159207A1 (en) * | 2012-04-27 | 2013-10-31 | The Royal Institution For The Advancement Of Learning/Mcgill University | Methods and devices for communications systems using multiplied rate transmission |
US8917786B1 (en) * | 2013-05-09 | 2014-12-23 | Urbain Alfred von der Embse | QLM communications faster than Shannon rate |
CN103401620A (zh) * | 2013-07-02 | 2013-11-20 | 山东大学 | 一种新型的脉冲超宽带信号压缩检测系统及方法 |
JP2016531522A (ja) * | 2013-08-29 | 2016-10-06 | インターデイジタル パテント ホールディングス インコーポレイテッド | ナイキストレートより速いマルチキャリア変調のための方法および装置 |
WO2015086136A1 (en) * | 2013-12-09 | 2015-06-18 | Telefonaktiebolaget L M Ericsson (Publ) | Pre-coding in a faster-than-nyquist transmission system |
CN103616699B (zh) * | 2013-12-11 | 2015-11-11 | 上海交通大学 | 基于最小频移键控脉冲的二进制编码符号优化调制方法 |
US20150249354A1 (en) * | 2014-02-28 | 2015-09-03 | Infineon Technologies Austria Ag | Communication using load modulation |
CN104954051A (zh) * | 2014-03-31 | 2015-09-30 | 富士通株式会社 | 脉冲成型滤波器的优化装置、发射机及方法 |
CN105407064A (zh) * | 2015-10-15 | 2016-03-16 | 中国人民解放军理工大学 | 动态网格多载波调制系统的整数倍频偏估计方法 |
CN105681237B (zh) * | 2016-01-15 | 2018-10-16 | 电子科技大学 | 一种通过数字光预均衡法来抑制符号间串扰的方法 |
-
2016
- 2016-07-25 CN CN201610588938.9A patent/CN107659520B/zh active Active
-
2017
- 2017-07-06 JP JP2019503269A patent/JP6888076B2/ja active Active
- 2017-07-06 WO PCT/CN2017/091958 patent/WO2018019108A1/zh unknown
- 2017-07-06 KR KR1020197005114A patent/KR102151514B1/ko active IP Right Grant
- 2017-07-06 EP EP17833411.6A patent/EP3490205A4/en not_active Withdrawn
-
2019
- 2019-01-24 US US16/256,894 patent/US10742456B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN107659520A (zh) | 2018-02-02 |
JP2019526200A (ja) | 2019-09-12 |
US20190158323A1 (en) | 2019-05-23 |
WO2018019108A1 (zh) | 2018-02-01 |
EP3490205A4 (en) | 2020-02-19 |
US10742456B2 (en) | 2020-08-11 |
KR20190030742A (ko) | 2019-03-22 |
KR102151514B1 (ko) | 2020-09-03 |
EP3490205A1 (en) | 2019-05-29 |
CN107659520B (zh) | 2021-07-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Biswas et al. | A survey of timing channels and countermeasures | |
KR100891323B1 (ko) | 이진 필드 ecc에서 랜덤 포인트 표현을 이용하여 파워해독의 복잡도를 증가시키기 위한 암호화 방법 및 장치 | |
US10020839B2 (en) | Reliable orthogonal spreading codes in wireless communications | |
US9860058B2 (en) | Secret computation system, arithmetic unit, secret computation method and program | |
JP6638382B2 (ja) | マルチキャリア光通信システムにおける非線形補償方法、装置及びシステム | |
KR20080084500A (ko) | 집합 검증 장치 및 그 방법 | |
CN103339671A (zh) | 谐波扬声器非线性的估计和抑制 | |
JP2016127599A5 (ja) | ||
JP6888076B2 (ja) | 信号変調方法及び装置 | |
JP5789054B2 (ja) | 複素振幅の差異に基づくデータ符号化装置及び方法 | |
US9871680B2 (en) | Preamble sequence sending and receiving method and apparatus, and system | |
Koppermann et al. | 18 seconds to key exchange: Limitations of supersingular isogeny Diffie-Hellman on embedded devices | |
CN112953700A (zh) | 一种提升安全多方计算效率的方法、系统及存储介质 | |
CN112737746A (zh) | 无线通信设备以及对应的装置、方法和计算机程序 | |
US8687734B1 (en) | Non-causal orthogonal frequency division multiplexing tapered peak suppression | |
Xu et al. | Doppler effect mitigation over mobile underwater acoustic OFDM system | |
WO2022062904A1 (zh) | 参考信号传输方法、装置、通信节点及存储介质 | |
KR100873473B1 (ko) | 통신시스템의 간섭량 측정 시뮬레이션 방법 | |
Miele et al. | Efficient ephemeral elliptic curve cryptographic keys | |
Sandeep et al. | Novel Peak‐to‐Average Power Ratio Reduction Methods for OFDM/OQAM Systems | |
Sall et al. | Analysis of the nonlinear spectral re-growth in FBMC systems for cognitive radio context | |
US20150295649A1 (en) | Method and system for performing fiber nonlinearity compensation for optical 16qam | |
KR100974624B1 (ko) | 센서 모트에서의 효율적인 타원 곡선 암호 연산 방법, 그장치 및 이를 기록한 기록매체 | |
KR20160081611A (ko) | 시역전-기반 전송 방법, 및 이를 수행하는 장치 | |
CN103379083B (zh) | 用于频移的方法和设备 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20190319 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190318 |
|
RD01 | Notification of change of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7426 Effective date: 20190318 |
|
A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20191023 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20200303 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20200228 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20201020 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210219 |
|
C60 | Trial request (containing other claim documents, opposition documents) |
Free format text: JAPANESE INTERMEDIATE CODE: C60 Effective date: 20210219 |
|
A911 | Transfer to examiner for re-examination before appeal (zenchi) |
Free format text: JAPANESE INTERMEDIATE CODE: A911 Effective date: 20210302 |
|
C21 | Notice of transfer of a case for reconsideration by examiners before appeal proceedings |
Free format text: JAPANESE INTERMEDIATE CODE: C21 Effective date: 20210309 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20210518 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20210519 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6888076 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |