AU466309B2 - Improvements in or relating to echo traps for telecommunications systems - Google Patents

Improvements in or relating to echo traps for telecommunications systems

Info

Publication number
AU466309B2
AU466309B2 AU38422/72A AU3842272A AU466309B2 AU 466309 B2 AU466309 B2 AU 466309B2 AU 38422/72 A AU38422/72 A AU 38422/72A AU 3842272 A AU3842272 A AU 3842272A AU 466309 B2 AU466309 B2 AU 466309B2
Authority
AU
Australia
Prior art keywords
relating
telecommunications systems
traps
echo
echo traps
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
AU38422/72A
Other versions
AU3842272A (en
Inventor
BUCHMANN and HERMANN BENDEL KURT
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.)
Siemens AG
Original Assignee
Siemens 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
Priority claimed from DE19712138816 external-priority patent/DE2138816B2/en
Priority claimed from DE19712138817 external-priority patent/DE2138817C/en
Application filed by Siemens AG filed Critical Siemens AG
Publication of AU3842272A publication Critical patent/AU3842272A/en
Application granted granted Critical
Publication of AU466309B2 publication Critical patent/AU466309B2/en
Expired legal-status Critical Current

Links

AU38422/72A 1971-01-29 1972-01-27 Improvements in or relating to echo traps for telecommunications systems Expired AU466309B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DEDE821042 1971-01-29
DE19712138816 DE2138816B2 (en) 1971-08-03 1971-08-03 ECHO BARRIER FOR A SPEAKER CIRCUIT ON A FOUR WIRE TRANSMISSION SYSTEM
DE19712138817 DE2138817C (en) 1971-08-03 Echo suppressor for a speech circuit on a four-wire transmission system
DE19712138818 DE2138818C (en) 1971-08-03 Echo suppressor for a speech circuit on a four-wire transmission system
DEDE821388 1971-08-13

Publications (2)

Publication Number Publication Date
AU3842272A AU3842272A (en) 1973-08-02
AU466309B2 true AU466309B2 (en) 1975-10-23

Family

ID=27183608

Family Applications (1)

Application Number Title Priority Date Filing Date
AU38422/72A Expired AU466309B2 (en) 1971-01-29 1972-01-27 Improvements in or relating to echo traps for telecommunications systems

Country Status (1)

Country Link
AU (1) AU466309B2 (en)

Also Published As

Publication number Publication date
AU3842272A (en) 1973-08-02

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