JPS5425611A - Audio insertion unit - Google Patents
Audio insertion unitInfo
- Publication number
- JPS5425611A JPS5425611A JP9171777A JP9171777A JPS5425611A JP S5425611 A JPS5425611 A JP S5425611A JP 9171777 A JP9171777 A JP 9171777A JP 9171777 A JP9171777 A JP 9171777A JP S5425611 A JPS5425611 A JP S5425611A
- Authority
- JP
- Japan
- Prior art keywords
- insertion unit
- audio insertion
- audio
- useof
- troughs
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Radio Transmission System (AREA)
Abstract
PURPOSE:To improve the communication quality, by preventing the increase in noise at the troughs of fading without using complicated diversity systems, through the useof redundancy of audio.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9171777A JPS5425611A (en) | 1977-07-29 | 1977-07-29 | Audio insertion unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9171777A JPS5425611A (en) | 1977-07-29 | 1977-07-29 | Audio insertion unit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5425611A true JPS5425611A (en) | 1979-02-26 |
JPS6231537B2 JPS6231537B2 (en) | 1987-07-09 |
Family
ID=14034252
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9171777A Granted JPS5425611A (en) | 1977-07-29 | 1977-07-29 | Audio insertion unit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5425611A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62111227U (en) * | 1985-12-30 | 1987-07-15 | ||
JPS63247137A (en) * | 1987-03-31 | 1988-10-13 | Mitsui Mining & Smelting Co Ltd | Seat elevating mechanism |
JPS63247136A (en) * | 1987-03-31 | 1988-10-13 | Mitsui Mining & Smelting Co Ltd | Seat elevating mechanism |
JPH0338234U (en) * | 1989-08-25 | 1991-04-12 |
-
1977
- 1977-07-29 JP JP9171777A patent/JPS5425611A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6231537B2 (en) | 1987-07-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5425611A (en) | Audio insertion unit | |
JPS5336116A (en) | Loop transmission system | |
JPS53123601A (en) | Data transmission system | |
JPS524802A (en) | Headphones | |
JPS5386502A (en) | Control unit for telephone circuit netwoek | |
JPS5278304A (en) | Multiplex stereo demodulation circuit | |
JPS52153303A (en) | Data reception circuit | |
JPS52137201A (en) | Loop communication system by which right of main station can be transferred | |
JPS5390886A (en) | Wiring structure | |
JPS5362402A (en) | Loudening telephone unit | |
JPS5375841A (en) | Antenna device | |
JPS5443431A (en) | Communication control unit | |
JPS524724A (en) | Synchronizing circuit | |
JPS5386504A (en) | Dividing system for office b-board channel | |
JPS53105929A (en) | Diversity system | |
JPS53142809A (en) | Reception unit | |
JPS5280704A (en) | Code error correction circuit system | |
JPS52113110A (en) | Automatic exchanger connecting system | |
JPS5343411A (en) | Tilted automatic gain control system | |
JPS53117904A (en) | Transmission control system | |
JPS5382109A (en) | Bipolar transmission system | |
JPS52114937A (en) | Enclosed switchboard | |
JPS5371506A (en) | Automatic gain control system | |
JPS5382115A (en) | Diversity reception system with delay time difference compensation | |
JPS5240910A (en) | Circulation-system data transmission equipment |