JPS5999556U - phase synchronized circuit - Google Patents

phase synchronized circuit

Info

Publication number
JPS5999556U
JPS5999556U JP19502082U JP19502082U JPS5999556U JP S5999556 U JPS5999556 U JP S5999556U JP 19502082 U JP19502082 U JP 19502082U JP 19502082 U JP19502082 U JP 19502082U JP S5999556 U JPS5999556 U JP S5999556U
Authority
JP
Japan
Prior art keywords
circuit
phase
phase synchronized
serial
synchronized circuit
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
Application number
JP19502082U
Other languages
Japanese (ja)
Inventor
天藤 丈幸
Original Assignee
株式会社日立製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP19502082U priority Critical patent/JPS5999556U/en
Publication of JPS5999556U publication Critical patent/JPS5999556U/en
Pending legal-status Critical Current

Links

Landscapes

  • Synchronisation In Digital Transmission Systems (AREA)
  • Time-Division Multiplex Systems (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は従来の位相同期回路のブロック図、第2図は本
考案の位相同期回路の一実施例のブロック図、第3図は
第2図の各部信号タイムチャート図である。 1・・・フレーム同期回路、2・・・直列並列変換回路
、3・・・クロック位相比較回路、4・・・書き込みタ
イミング制御回路、5・・・書き込みアドレスカウンタ
、6・・・メモリ、7・・・読み出しアドレスカウンタ
、8・・・並列直列変換回路、9・・・アドレス制御回
路、10.11・・・分周回路。
FIG. 1 is a block diagram of a conventional phase-locked circuit, FIG. 2 is a block diagram of an embodiment of the phase-locked circuit of the present invention, and FIG. 3 is a time chart of signals of each part of FIG. 2. DESCRIPTION OF SYMBOLS 1... Frame synchronization circuit, 2... Serial parallel conversion circuit, 3... Clock phase comparison circuit, 4... Write timing control circuit, 5... Write address counter, 6... Memory, 7 . . . Read address counter, 8. Parallel-serial conversion circuit, 9. Address control circuit, 10.11. Frequency division circuit.

Claims (1)

【実用新案登録請求の範囲】 フレーム同期回路と、メモリと外部人力クロックと内部
クロックの位相比較回路と、書込みカウンタと読み出し
カウンタと書き込み制御回路とより成る位相同期回路に
おいて、フレームの第1ビツトから順に出力する直列並
列変換回路と、複数のメモリと、並列直列変換回路とを
設けた事を特徴とする位相同期回路。 。 ノ
[Claims for Utility Model Registration] In a phase synchronization circuit consisting of a frame synchronization circuit, a memory, a phase comparison circuit for an external manual clock and an internal clock, a write counter, a read counter, and a write control circuit, A phase synchronized circuit characterized by having a serial-to-parallel conversion circuit that sequentially outputs outputs, a plurality of memories, and a parallel-to-serial conversion circuit. . of
JP19502082U 1982-12-24 1982-12-24 phase synchronized circuit Pending JPS5999556U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19502082U JPS5999556U (en) 1982-12-24 1982-12-24 phase synchronized circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19502082U JPS5999556U (en) 1982-12-24 1982-12-24 phase synchronized circuit

Publications (1)

Publication Number Publication Date
JPS5999556U true JPS5999556U (en) 1984-07-05

Family

ID=30418992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19502082U Pending JPS5999556U (en) 1982-12-24 1982-12-24 phase synchronized circuit

Country Status (1)

Country Link
JP (1) JPS5999556U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01221948A (en) * 1988-02-29 1989-09-05 Nec Corp Multiplexing circuit and multiplex separation circuit for digital signal
JPH03259637A (en) * 1990-03-09 1991-11-19 Fujitsu Ltd Asynchronous data access system for ram

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01221948A (en) * 1988-02-29 1989-09-05 Nec Corp Multiplexing circuit and multiplex separation circuit for digital signal
JPH03259637A (en) * 1990-03-09 1991-11-19 Fujitsu Ltd Asynchronous data access system for ram

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