Speech control arrangement for electronic equipment esp. videotelephone

The arrangement includes a microphone (1) and an amplifier (2) consisting of an input stage (3), an automatic gain amplifier stage (4) and a limiter stage (5). There is an LF memory (6) bucket brigade delay unit, and a first switch (7) in series with the information channel. There is also a speech-c...

Full description

Saved in:
Bibliographic Details
Main Author SIEGEL, HEINZ, 39110 MAGDEBURG, DE
Format Patent
LanguageEnglish
German
Published 24.10.1996
Edition6
Subjects
BASIC ELECTRONIC CIRCUITRY
CONTROL OF AMPLIFICATION
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
PICTORIAL COMMUNICATION, e.g. TELEVISION
TELEPHONIC COMMUNICATION
TRANSMISSION
Online AccessGet full text

Cover

More Information
Summary:The arrangement includes a microphone (1) and an amplifier (2) consisting of an input stage (3), an automatic gain amplifier stage (4) and a limiter stage (5). There is an LF memory (6) bucket brigade delay unit, and a first switch (7) in series with the information channel. There is also a speech-controlled switch (VOX) (8) in parallel with the channel. This switch controls the first switch (7) together with a second switch (9) and its associated resistances. Finally, there is an audio frequency output stage (10) and a loudspeaker (11).
Bibliography:Application Number: DE1995148602