JPS63129349U - - Google Patents
Info
- Publication number
- JPS63129349U JPS63129349U JP1987020004U JP2000487U JPS63129349U JP S63129349 U JPS63129349 U JP S63129349U JP 1987020004 U JP1987020004 U JP 1987020004U JP 2000487 U JP2000487 U JP 2000487U JP S63129349 U JPS63129349 U JP S63129349U
- Authority
- JP
- Japan
- Prior art keywords
- spread spectrum
- transmitter
- code generator
- transceiver
- code
- 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
- 238000001228 spectrum Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Synchronisation In Digital Transmission Systems (AREA)
Description
第１図は本考案に係るスペクトラム拡散トラン
シーバの一実施例の構成を示すブロツク図、第２
図は上記実施例における保持回路およびループフ
イルタの部分の具体的構成例を示す回路図、第３
図は同じく他の具体的構成例を示す回路図である
。
３０……ＰＮ符号発生器、３６……保持回路、
３８……ＶＣＯ、１００……送信部、２００……
受信部。
FIG. 1 is a block diagram showing the configuration of an embodiment of a spread spectrum transceiver according to the present invention, and FIG.
The figure is a circuit diagram showing a specific configuration example of the holding circuit and loop filter portion in the above embodiment.
The figure is a circuit diagram showing another specific example of the configuration. 30...PN code generator, 36...holding circuit,
38...VCO, 100...Transmission section, 200...
Receiving section.
Claims (1)
送信部と、スペクトラム拡散信号を受信する受信
部とを備えたスペクトラム拡散トランシーバにお
いて、 上記受信部は、少なくともスペクトラム逆拡散
を行うためのＰＮ符号を発生するＰＮ符号発生器
を有して成り、 上記送信部による送信中は、上記ＰＮ符号発生
器の同期状態を送信開始直前の状態に保持するこ
とを特徴とするスペクトラム拡散トランシーバ。[Claim for Utility Model Registration] A spread spectrum transceiver comprising a transmitter that transmits a spread spectrum signal for a relatively short period of time and a receiver that receives the spread spectrum signal, wherein the receiver section performs at least spectrum despreading. A spread spectrum transceiver comprising: a PN code generator that generates a PN code for the transmitter; and during transmission by the transmitter, the synchronization state of the PN code generator is maintained at the state immediately before the start of transmission. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987020004U JPS63129349U (en) | 1987-02-16 | 1987-02-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987020004U JPS63129349U (en) | 1987-02-16 | 1987-02-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63129349U true JPS63129349U (en) | 1988-08-24 |
Family
ID=30815111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987020004U Pending JPS63129349U (en) | 1987-02-16 | 1987-02-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63129349U (en) |
-
1987
- 1987-02-16 JP JP1987020004U patent/JPS63129349U/ja active Pending
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