JPS6243617B2 - - Google Patents

Info

Publication number
JPS6243617B2
JPS6243617B2 JP57044673A JP4467382A JPS6243617B2 JP S6243617 B2 JPS6243617 B2 JP S6243617B2 JP 57044673 A JP57044673 A JP 57044673A JP 4467382 A JP4467382 A JP 4467382A JP S6243617 B2 JPS6243617 B2 JP S6243617B2
Authority
JP
Japan
Prior art keywords
circuit
output
level
signal
interference wave
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
JP57044673A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58162145A (ja
Inventor
Gozo Kage
Hiroshi Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
Nippon Electric Co Ltd
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 by Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP57044673A priority Critical patent/JPS58162145A/ja
Priority to CA000424137A priority patent/CA1196966A/en
Priority to EP83301605A priority patent/EP0089853B1/en
Priority to US06/478,119 priority patent/US4525868A/en
Priority to AU12721/83A priority patent/AU555378B2/en
Publication of JPS58162145A publication Critical patent/JPS58162145A/ja
Publication of JPS6243617B2 publication Critical patent/JPS6243617B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Mobile Radio Communication Systems (AREA)
JP57044673A 1982-03-23 1982-03-23 干渉波検出方式 Granted JPS58162145A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP57044673A JPS58162145A (ja) 1982-03-23 1982-03-23 干渉波検出方式
CA000424137A CA1196966A (en) 1982-03-23 1983-03-22 Interference wave detection circuit for use in radio receiver
EP83301605A EP0089853B1 (en) 1982-03-23 1983-03-22 Interference wave detection circuit for use in radio receiver
US06/478,119 US4525868A (en) 1982-03-23 1983-03-23 Interference wave detection circuit for use in radio receiver
AU12721/83A AU555378B2 (en) 1982-03-23 1983-03-23 Beat interference frequency detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57044673A JPS58162145A (ja) 1982-03-23 1982-03-23 干渉波検出方式

Publications (2)

Publication Number Publication Date
JPS58162145A JPS58162145A (ja) 1983-09-26
JPS6243617B2 true JPS6243617B2 (enrdf_load_stackoverflow) 1987-09-16

Family

ID=12697960

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57044673A Granted JPS58162145A (ja) 1982-03-23 1982-03-23 干渉波検出方式

Country Status (1)

Country Link
JP (1) JPS58162145A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS58162145A (ja) 1983-09-26

Similar Documents

Publication Publication Date Title
US4229620A (en) Mobile radiotelephone station two-way ranging system
EP0089853B1 (en) Interference wave detection circuit for use in radio receiver
DK174393B1 (da) Fremgangsmåde og apparat til overdragelse af en igangværende samtale
US4166927A (en) Apparatus and method for frequency channel selection in a radiotelephone system
JPH0716264B2 (ja) 無線電話装置
US4726073A (en) Receiver including a multipath transmission detector
US3984776A (en) Signal quality detector
JPS63166320A (ja) 変形多重通路検出器
JPS6243617B2 (enrdf_load_stackoverflow)
JPS6243615B2 (enrdf_load_stackoverflow)
GB1277535A (en) Improvements in or relating to multiple data sets
JPS6243618B2 (enrdf_load_stackoverflow)
JPS6243616B2 (enrdf_load_stackoverflow)
US4081609A (en) Synchronous ring detector for station carrier telephone systems
IE45187L (en) Frequency detection
US3543165A (en) Transistor switch circuit responsive to change in direct current voltage
JPH05183455A (ja) 干渉波防止付き受信装置
JPH0795772B2 (ja) 信号音検出装置
Kozono et al. Cochannel interference measurement in mobile radio systems
JPS60227534A (ja) 干渉波検出方式
CA1127244A (en) System for detecting one of a group of spectrally adjacent tones
JPS60227535A (ja) 干渉波検出方式
JPS6238620A (ja) 干渉波検出回路
JPS6054554A (ja) ト−ン信号受信方式
JPH0244422B2 (enrdf_load_stackoverflow)