JPH036312U - - Google Patents
Info
- Publication number
- JPH036312U JPH036312U JP6620289U JP6620289U JPH036312U JP H036312 U JPH036312 U JP H036312U JP 6620289 U JP6620289 U JP 6620289U JP 6620289 U JP6620289 U JP 6620289U JP H036312 U JPH036312 U JP H036312U
- Authority
- JP
- Japan
- Prior art keywords
- signal processing
- digital signal
- processing device
- modulation device
- oscillation
- 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
- 230000010355 oscillation Effects 0.000 claims 2
- 238000005070 sampling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
Description
第１図はこの考案の実施例である送信機の変調
装置を示すブロツク図、第２図は従来の送信機の
変調装置の例を示すブロツク図である。
１……マイクロホン、２……Ａ／Ｄコンバータ
、３……デジタル信号処理装置、４……発振器、
５……ミキサ、６……発振器、７……周波数変換
装置。
FIG. 1 is a block diagram showing a modulating device for a transmitter according to an embodiment of this invention, and FIG. 2 is a block diagram showing an example of a modulating device for a conventional transmitter. 1... Microphone, 2... A/D converter, 3... Digital signal processing device, 4... Oscillator,
5... Mixer, 6... Oscillator, 7... Frequency conversion device.
Claims (1)
する変調装置において、送信機またはトランシー
バの基準発振器の発振波を周波数変換装置を用い
て上記デジタル信号処理装置のサンプリング周波
数および目的周波数信号を得るためのミキサの発
振源とすることを特徴とする変調装置。 In a modulation device that generates a modulated wave using a digital signal processing device, the oscillation wave of a reference oscillator of a transmitter or transceiver is converted into a frequency converter to obtain a sampling frequency and a target frequency signal of the digital signal processing device. A modulation device characterized in that it is used as an oscillation source for a mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6620289U JPH036312U (en) | 1989-06-08 | 1989-06-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6620289U JPH036312U (en) | 1989-06-08 | 1989-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH036312U true JPH036312U (en) | 1991-01-22 |
Family
ID=31598710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6620289U Pending JPH036312U (en) | 1989-06-08 | 1989-06-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH036312U (en) |
-
1989
- 1989-06-08 JP JP6620289U patent/JPH036312U/ja active Pending
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