AT294934B - Circuit arrangement for voice-controlled hands-free devices - Google Patents
Circuit arrangement for voice-controlled hands-free devicesInfo
- Publication number
- AT294934B AT294934B AT598669A AT598669A AT294934B AT 294934 B AT294934 B AT 294934B AT 598669 A AT598669 A AT 598669A AT 598669 A AT598669 A AT 598669A AT 294934 B AT294934 B AT 294934B
- Authority
- AT
- Austria
- Prior art keywords
- voice
- circuit arrangement
- free devices
- controlled hands
- hands
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M9/00—Arrangements for interconnection not involving centralised switching
- H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
- H04M9/10—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic with switching of direction of transmission by voice frequency
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681762486 DE1762486B1 (en) | 1968-06-26 | 1968-06-26 | Circuit arrangement for voice-controlled hands-free devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT294934B true AT294934B (en) | 1971-12-10 |
Family
ID=5697033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT598669A AT294934B (en) | 1968-06-26 | 1969-06-24 | Circuit arrangement for voice-controlled hands-free devices |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT294934B (en) |
| BE (1) | BE735194A (en) |
| CH (1) | CH499933A (en) |
| DE (1) | DE1762486B1 (en) |
| FI (1) | FI53767C (en) |
| FR (1) | FR2011677A1 (en) |
| NL (1) | NL147908B (en) |
| SE (1) | SE340104B (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1282720B (en) * | 1966-03-23 | 1968-11-14 | Siemens Ag | Circuit arrangement for voice-controlled hands-free devices |
-
1968
- 1968-06-26 DE DE19681762486 patent/DE1762486B1/en not_active Withdrawn
-
1969
- 1969-06-10 FR FR6919105A patent/FR2011677A1/fr not_active Withdrawn
- 1969-06-16 NL NL6909158A patent/NL147908B/en unknown
- 1969-06-17 FI FI1793/69A patent/FI53767C/en active
- 1969-06-19 SE SE882569A patent/SE340104B/xx unknown
- 1969-06-24 CH CH962069A patent/CH499933A/en not_active IP Right Cessation
- 1969-06-24 AT AT598669A patent/AT294934B/en not_active IP Right Cessation
- 1969-06-26 BE BE735194D patent/BE735194A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI53767B (en) | 1978-03-31 |
| FI53767C (en) | 1978-07-10 |
| DE1762486B1 (en) | 1970-09-24 |
| NL147908B (en) | 1975-11-17 |
| SE340104B (en) | 1971-11-08 |
| CH499933A (en) | 1970-11-30 |
| FR2011677A1 (en) | 1970-03-06 |
| BE735194A (en) | 1969-12-29 |
| NL6909158A (en) | 1969-12-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CH499202A (en) | Connection device for semiconductor elements | |
| CH439041A (en) | Component for Schier | |
| AT296056B (en) | Lighting device for switches | |
| CH480564A (en) | Suspension device for cables | |
| AT262657B (en) | Correction circuit for analog-digital converter | |
| CH422102A (en) | Holding device for circuit components | |
| CH477779A (en) | Delay device for electrical signals | |
| CH434127A (en) | Circuit arrangement for electronically operated clocks | |
| AT279474B (en) | Carrying device for objects | |
| CH494686A (en) | Packaging for field telephone cables | |
| CH495634A (en) | Integrated circuit | |
| CH506079A (en) | Drawing device for microscopes | |
| AT299334B (en) | Circuit arrangement for loudspeaker stations | |
| DD71180A1 (en) | Limit switch device for crane systems | |
| FR1415042A (en) | Telephone line circuit | |
| CH421242A (en) | Contact device for high-frequency circuits | |
| CH499933A (en) | Circuit arrangement for a voice-controlled hands-free device | |
| AT244397B (en) | Circuit arrangement for pay phone | |
| AT243332B (en) | Circuit arrangement for pay phone | |
| AT303135B (en) | Hook switch for telephones | |
| CH493074A (en) | Condenser bushing for high voltage devices | |
| CH443155A (en) | Bell for timing devices | |
| CH512862A (en) | Circuit arrangement for telephone microphone amplifiers | |
| AT281981B (en) | Step switch for an Askarel transformer | |
| DD75516A1 (en) | Mehrschichtiges spiralbandrohr für Druckkessel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |