JPH0157826U - - Google Patents
Info
- Publication number
- JPH0157826U JPH0157826U JP15225187U JP15225187U JPH0157826U JP H0157826 U JPH0157826 U JP H0157826U JP 15225187 U JP15225187 U JP 15225187U JP 15225187 U JP15225187 U JP 15225187U JP H0157826 U JPH0157826 U JP H0157826U
- Authority
- JP
- Japan
- Prior art keywords
- code error
- bit
- output
- data
- demodulator
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Error Detection And Correction (AREA)
- Detection And Correction Of Errors (AREA)
Description
第１図はこの考案の一実施例によるデータビツ
トの符号誤り検出装置を示すブロツク接続図、第
２図はこの考案における復調器の内部回路を示す
ブロツク接続図、第３図はこの考案の他の実施例
を示す符号誤り検出装置を示すブロツク接続図、
第４図は従来のデータビツトの符号誤り検出装置
における変調器を示すブロツク接続図、第５図は
従来のデータビツトの符号誤り検出装置を示すブ
ロツク接続図である。
１は復調器、１３は符号誤り検出器、１８はオ
アゲート。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 connection diagram showing a data bit code error detection device according to an embodiment of this invention, FIG. 2 is a block connection diagram showing the internal circuit of a demodulator in this invention, and FIG. A block connection diagram showing a code error detection device showing an embodiment of
FIG. 4 is a block connection diagram showing a modulator in a conventional data bit code error detection apparatus, and FIG. 5 is a block connection diagram showing a conventional data bit code error detection apparatus. 1 is a demodulator, 13 is a code error detector, and 18 is an OR gate. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
る復調器と、この復調器からの出力データの符号
誤りを検出する符号誤り検出器とを備えたデータ
ビツトの符号誤り検出装置において、上記復調器
に設けられて、上記データビツトに対応する変調
ビツトがないことを検出して出力するビツトアド
レスと、このビツトアドレスの出力と上記符号誤
り検出器の出力との論理和をとるオアゲートとを
設けたことを特徴とするデータビツトの符号誤り
検出装置。 In a data bit code error detection device comprising a demodulator that demodulates encoded data bits into modulated bits, and a code error detector that detects code errors in output data from the demodulator, A bit address that detects and outputs the absence of a modulation bit corresponding to the data bit, and an OR gate that takes the logical sum of the output of this bit address and the output of the code error detector are provided. Characteristic data bit code error detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15225187U JPH0157826U (en) | 1987-10-06 | 1987-10-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15225187U JPH0157826U (en) | 1987-10-06 | 1987-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0157826U true JPH0157826U (en) | 1989-04-11 |
Family
ID=31427010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15225187U Pending JPH0157826U (en) | 1987-10-06 | 1987-10-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0157826U (en) |
-
1987
- 1987-10-06 JP JP15225187U patent/JPH0157826U/ja active Pending
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