JPS63187442U - - Google Patents
Info
- Publication number
- JPS63187442U JPS63187442U JP7790787U JP7790787U JPS63187442U JP S63187442 U JPS63187442 U JP S63187442U JP 7790787 U JP7790787 U JP 7790787U JP 7790787 U JP7790787 U JP 7790787U JP S63187442 U JPS63187442 U JP S63187442U
- Authority
- JP
- Japan
- Prior art keywords
- audio
- demultiplexer
- digital multiplexer
- squelch
- utility
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Time-Division Multiplex Systems (AREA)
Description
第１図はこの考案の一実施例によるデジタル多
重分離装置を示すブロツク結線図、第２図は他の
実施例を示すブロツク結線図、第３図は従来のデ
ジタル多重分離装置のブロツク結線図を示す。
図において、１は空中線、２は受信機、３はデ
ジタル多重分離回路、４は再生データ、５は音声
データ、６はＤ／Ａ変換器、７はアナログアンプ
、８は再生音声、１０はフレーム同期スケルチ信
号である。なお、図中、同一符号は同一、又は相
当部分を示す。
FIG. 1 is a block wiring diagram showing a digital multiplexing/demultiplexing device according to one embodiment of the invention, FIG. 2 is a block wiring diagram showing another embodiment, and FIG. 3 is a block wiring diagram of a conventional digital multiplexing/demultiplexing device. show. In the figure, 1 is an antenna, 2 is a receiver, 3 is a digital demultiplexing circuit, 4 is playback data, 5 is audio data, 6 is a D/A converter, 7 is an analog amplifier, 8 is playback audio, and 10 is a frame This is a synchronous squelch signal. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
た音声とデータをデジタル多重分離装置において
フレーム同期保持信号を音声スケルチとして用い
ることを特徴としたデジタル多重分離装置の音声
スケルチ装置。 An audio squelch device for a digital multiplexer/demultiplexer, characterized in that a frame synchronization holding signal is used as an audio squelch in the digital multiplexer/demultiplexer for digitally multiplexed audio and data sent over a wireless line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7790787U JPS63187442U (en) | 1987-05-22 | 1987-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7790787U JPS63187442U (en) | 1987-05-22 | 1987-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63187442U true JPS63187442U (en) | 1988-11-30 |
Family
ID=30926357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7790787U Pending JPS63187442U (en) | 1987-05-22 | 1987-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63187442U (en) |
-
1987
- 1987-05-22 JP JP7790787U patent/JPS63187442U/ja active Pending
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