JPH0330332B2 - - Google Patents

Info

Publication number
JPH0330332B2
JPH0330332B2 JP61305655A JP30565586A JPH0330332B2 JP H0330332 B2 JPH0330332 B2 JP H0330332B2 JP 61305655 A JP61305655 A JP 61305655A JP 30565586 A JP30565586 A JP 30565586A JP H0330332 B2 JPH0330332 B2 JP H0330332B2
Authority
JP
Japan
Prior art keywords
receiver
signal
type conversion
radio wave
wave band
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.)
Expired
Application number
JP61305655A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63157531A (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 JP61305655A priority Critical patent/JPS63157531A/ja
Publication of JPS63157531A publication Critical patent/JPS63157531A/ja
Publication of JPH0330332B2 publication Critical patent/JPH0330332B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Near-Field Transmission Systems (AREA)
  • Structure Of Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
JP61305655A 1986-12-22 1986-12-22 電波型式変換受信機 Granted JPS63157531A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61305655A JPS63157531A (ja) 1986-12-22 1986-12-22 電波型式変換受信機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61305655A JPS63157531A (ja) 1986-12-22 1986-12-22 電波型式変換受信機

Publications (2)

Publication Number Publication Date
JPS63157531A JPS63157531A (ja) 1988-06-30
JPH0330332B2 true JPH0330332B2 (enrdf_load_html_response) 1991-04-30

Family

ID=17947747

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61305655A Granted JPS63157531A (ja) 1986-12-22 1986-12-22 電波型式変換受信機

Country Status (1)

Country Link
JP (1) JPS63157531A (enrdf_load_html_response)

Also Published As

Publication number Publication date
JPS63157531A (ja) 1988-06-30

Similar Documents

Publication Publication Date Title
US5351270A (en) Portable cellular telephone using spread spectrum communication with mobile transceiver
US4457019A (en) System for separately receiving multiple station audio-tour signals
CN101336521B (zh) 使用根据安全或传送距离的频率的通信系统
US4685099A (en) Method and apparatus for duplex communications
US20020163962A1 (en) System and method for bandwidth compression of frequency and phase modulated signals by suppression of the upper and lower sidebands from the transmission medium
JPH0330332B2 (enrdf_load_html_response)
US20070054639A1 (en) Apparatus and method for improving the reception of an information signal
US5960090A (en) Process and device for wireless transmission
US6263027B1 (en) Modulator and process for minimizing power consumption and communication system employing same
JPS63185230A (ja) ラジオ受信機アダプタ
JPS6340925Y2 (enrdf_load_html_response)
RU2625806C1 (ru) Способ передачи тревожных сообщений по радиоэфиру
CN101350628A (zh) 一种具有自动频率跟踪和抗干扰特性的无线话筒
CA1296389C (en) Duplex communication wireless
JP2738480B2 (ja) 周波数帯域圧縮無線通信方式
JPS60198995A (ja) ワイヤレス・イヤホ−ン
KR20010058699A (ko) 무선 이어폰 마이크
KR200233017Y1 (ko) 무전원 무선 이어폰 세트
KR20020084530A (ko) 전동차내의 음성송수신장치
JPS587728Y2 (ja) 微電界移動無線通信装置
JPH0555978A (ja) 携帯電話用増幅装置
JPS58141037A (ja) 送受信装置
JPS57202198A (en) Portable stereo audio equipment
KR20010054982A (ko) 미약전파를 이용한 fm무선음성출력기
JP2000349708A (ja) 複数音声同時通信システム

Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term