CH508955A - Pocket call receiver with at least one band filter - Google Patents

Pocket call receiver with at least one band filter

Info

Publication number
CH508955A
CH508955A CH1620470A CH1620470A CH508955A CH 508955 A CH508955 A CH 508955A CH 1620470 A CH1620470 A CH 1620470A CH 1620470 A CH1620470 A CH 1620470A CH 508955 A CH508955 A CH 508955A
Authority
CH
Switzerland
Prior art keywords
pocket
band filter
call receiver
call
receiver
Prior art date
Application number
CH1620470A
Other languages
German (de)
Inventor
Friedli Christian
Ribordy Bernhard
Floe Hans Van Der
Original Assignee
Autophon Ag
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 Autophon Ag filed Critical Autophon Ag
Priority to CH1620470A priority Critical patent/CH508955A/en
Publication of CH508955A publication Critical patent/CH508955A/en
Priority to DE19712153790 priority patent/DE2153790C3/en
Priority to SE1388571A priority patent/SE365888B/xx
Priority to NL7115100A priority patent/NL7115100A/xx
Priority to GB5086371A priority patent/GB1315087A/en

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
    • H04B1/16—Circuits
    • H04B1/26—Circuits for superheterodyne receivers
    • H04B1/28—Circuits for superheterodyne receivers the receiver comprising at least one semiconductor device having three or more electrodes
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • G08B3/1008—Personal calling arrangements or devices, i.e. paging systems
    • G08B3/1016—Personal calling arrangements or devices, i.e. paging systems using wireless transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Function (AREA)
  • Circuits Of Receivers In General (AREA)
CH1620470A 1970-11-02 1970-11-02 Pocket call receiver with at least one band filter CH508955A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1620470A CH508955A (en) 1970-11-02 1970-11-02 Pocket call receiver with at least one band filter
DE19712153790 DE2153790C3 (en) 1970-11-02 1971-10-28 Pocket call receiver with at least one band filter
SE1388571A SE365888B (en) 1970-11-02 1971-11-01
NL7115100A NL7115100A (en) 1970-11-02 1971-11-02
GB5086371A GB1315087A (en) 1970-11-02 1971-11-02 Pocket paging receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1620470A CH508955A (en) 1970-11-02 1970-11-02 Pocket call receiver with at least one band filter

Publications (1)

Publication Number Publication Date
CH508955A true CH508955A (en) 1971-06-15

Family

ID=4415275

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1620470A CH508955A (en) 1970-11-02 1970-11-02 Pocket call receiver with at least one band filter

Country Status (4)

Country Link
CH (1) CH508955A (en)
GB (1) GB1315087A (en)
NL (1) NL7115100A (en)
SE (1) SE365888B (en)

Also Published As

Publication number Publication date
DE2153790B2 (en) 1975-07-31
SE365888B (en) 1974-04-01
DE2153790A1 (en) 1972-05-10
GB1315087A (en) 1973-04-26
NL7115100A (en) 1972-05-04

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased