JPH01139645U - - Google Patents

Info

Publication number
JPH01139645U
JPH01139645U JP3489788U JP3489788U JPH01139645U JP H01139645 U JPH01139645 U JP H01139645U JP 3489788 U JP3489788 U JP 3489788U JP 3489788 U JP3489788 U JP 3489788U JP H01139645 U JPH01139645 U JP H01139645U
Authority
JP
Japan
Prior art keywords
signal
spread
carrier wave
spread spectrum
signals
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.)
Pending
Application number
JP3489788U
Other languages
English (en)
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP3489788U priority Critical patent/JPH01139645U/ja
Priority to US07/313,259 priority patent/US4977578A/en
Publication of JPH01139645U publication Critical patent/JPH01139645U/ja
Pending legal-status Critical Current

Links

JP3489788U 1988-02-19 1988-03-16 Pending JPH01139645U (enrdf_load_stackoverflow)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP3489788U JPH01139645U (enrdf_load_stackoverflow) 1988-03-16 1988-03-16
US07/313,259 US4977578A (en) 1988-02-19 1989-02-21 Spread spectrum communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3489788U JPH01139645U (enrdf_load_stackoverflow) 1988-03-16 1988-03-16

Publications (1)

Publication Number Publication Date
JPH01139645U true JPH01139645U (enrdf_load_stackoverflow) 1989-09-25

Family

ID=31261566

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3489788U Pending JPH01139645U (enrdf_load_stackoverflow) 1988-02-19 1988-03-16

Country Status (1)

Country Link
JP (1) JPH01139645U (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
JPS6093861A (ja) ベースバンド信号による電気通信用搬送波の周波数変調装置
JPH0646032A (ja) スペクトル拡散通信方式
JPS6347307B2 (enrdf_load_stackoverflow)
JPS58112979U (ja) 送信機によつて発生された搬送波と側帯波との位相を制御する装置
JPH01139645U (enrdf_load_stackoverflow)
US3971999A (en) Coherent phase demodulator for phase shift keyed suppressed carrier signals
US4489430A (en) FM Stereo demodulation circuit
JP3115251B2 (ja) Ａｍデータ多重被変調波信号復調回路
KR970007873B1 (ko) Bpsk 복조회로
JPH07283762A (ja) スペクトラム拡散通信装置
SU1596467A1 (ru) Устройство дл передачи и приема однополосных сигналов фазовой модул ции с разнесением по частоте
JP3873439B2 (ja) 通信システム、変調方法、復調方法および記録媒体
JP3316232B2 (ja) Ｍｓｋ変調回路
JPH057196A (ja) スペクトル拡散変復調方式
JPH02177628A (ja) 広帯域信号のｆｍ伝送方式およびその受信方式
JPH06120990A (ja) 直交変調回路
JPS6338140B2 (enrdf_load_stackoverflow)
KR0163749B1 (ko) 힐버트 필터에 의한 단일 사이드 밴드 bpsk 변/복조 방식
JPH0226841U (enrdf_load_stackoverflow)
JPS61224763A (ja) ４相ｄｐｓｋ波の復調回路
JPS60196049A (ja) 搬送波再生回路
JPS6130849A (ja) 時分割多重信号中の４相ｄｐｓｋ波の復調回路
JPH06232839A (ja) スペクトラム拡散受信機
JPH02252342A (ja) ディジタル変調および復調装置
JPS61281788A (ja) 衛星通信用受信機のｆｍ復調器