CN114930268B - 半导体器件和半导体器件系统 - Google Patents

半导体器件和半导体器件系统 Download PDF

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Publication number
CN114930268B
CN114930268B CN202080092477.0A CN202080092477A CN114930268B CN 114930268 B CN114930268 B CN 114930268B CN 202080092477 A CN202080092477 A CN 202080092477A CN 114930268 B CN114930268 B CN 114930268B
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China
Prior art keywords
clock signal
terminal
semiconductor device
frequency
output
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Active
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CN202080092477.0A
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Chinese (zh)
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CN114930268A (zh
Inventor
长尾圭
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Rohm Co Ltd
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Rohm Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/08—Clock generators with changeable or programmable clock frequency
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/375—Switched mode power supply [SMPS] using buck topology
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G06F1/12—Synchronisation of different clock signals provided by a plurality of clock generators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/28—Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4004—Coupling between buses
    • G06F13/4022—Coupling between buses using switching circuits, e.g. switching matrix, connection or expansion network
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/32—Pulse-control circuits
    • H05B45/325—Pulse-width modulation [PWM]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Led Devices (AREA)
CN202080092477.0A 2020-01-10 2020-12-29 半导体器件和半导体器件系统 Active CN114930268B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020003169 2020-01-10
JP2020-003169 2020-01-10
PCT/JP2020/049287 WO2021140998A1 (ja) 2020-01-10 2020-12-29 半導体装置、および半導体装置システム

Publications (2)

Publication Number Publication Date
CN114930268A CN114930268A (zh) 2022-08-19
CN114930268B true CN114930268B (zh) 2024-05-17

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CN202080092477.0A Active CN114930268B (zh) 2020-01-10 2020-12-29 半导体器件和半导体器件系统

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US (1) US11874694B2 (https=)
JP (1) JPWO2021140998A1 (https=)
CN (1) CN114930268B (https=)
DE (1) DE112020006500T9 (https=)
WO (1) WO2021140998A1 (https=)

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CN117093264A (zh) * 2022-05-13 2023-11-21 长鑫存储技术有限公司 片选信号的生成方法及设备
US12406120B2 (en) * 2022-09-27 2025-09-02 Synopsys, Inc. Multicycle path prediction of reset signals
KR20250129006A (ko) * 2022-12-23 2025-08-28 뷰리얼 인크. 운송 차량에서 can 버스 및 액추에이터와 통합된 마이크로-led

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JP2009200661A (ja) * 2008-02-20 2009-09-03 Hitachi Ltd 半導体集積回路装置および逓倍クロック生成方法
CN102089981A (zh) * 2008-06-19 2011-06-08 密克罗奇普技术公司 内部振荡器到外部频率参考的自动同步
CN105915055A (zh) * 2015-02-20 2016-08-31 欧姆龙汽车电子株式会社 电压转换装置

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US20020102957A1 (en) * 2001-01-29 2002-08-01 Han-Yang Tseng Radio signal receiving control device and the control method for the same
US7336752B2 (en) * 2002-12-31 2008-02-26 Mosaid Technologies Inc. Wide frequency range delay locked loop
US7177611B2 (en) * 2004-07-07 2007-02-13 Texas Instruments Incorporated Hybrid control of phase locked loops
JP2006039830A (ja) * 2004-07-26 2006-02-09 Renesas Technology Corp 半導体集積回路
JP2006191372A (ja) * 2005-01-06 2006-07-20 Matsushita Electric Ind Co Ltd デュアルループｐｌｌおよび逓倍クロック発生装置
JP4751178B2 (ja) * 2005-10-27 2011-08-17 エルピーダメモリ株式会社 同期型半導体装置
KR100843197B1 (ko) * 2006-02-28 2008-07-02 삼성전자주식회사 위상이 다른 다수개의 드라우지 클럭 신호들을 내부적으로발생하는 집적회로 장치
JP2008099002A (ja) * 2006-10-12 2008-04-24 Elpida Memory Inc Ｄｌｌ回路
JP4569656B2 (ja) * 2008-03-28 2010-10-27 ソニー株式会社 遅延同期ループ回路および表示装置
KR101035856B1 (ko) * 2010-05-31 2011-05-19 주식회사 아나패스 타이밍 컨트롤러와 데이터 구동ｉｃ들 사이의 인터페이스 시스템 및 디스플레이 장치
JP5613605B2 (ja) 2011-03-28 2014-10-29 ルネサスエレクトロニクス株式会社 クロック生成回路、それを用いたプロセッサシステム、及びクロック周波数制御方法
KR101193305B1 (ko) * 2011-08-02 2012-10-19 삼성전기주식회사 디밍제어장치, 엘이디 구동장치 및 디밍제어방법
US8315128B1 (en) * 2012-01-09 2012-11-20 Lsi Corporation Heat assisted magnetic recording system
US9013113B2 (en) * 2012-04-20 2015-04-21 Apple Inc. Keyboard backlight driver IC
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US11150236B2 (en) * 2016-02-19 2021-10-19 University Of Massachusetts Multi-well quartz crystal microbalance mass and viscoelastic sensor
JP2019179662A (ja) 2018-03-30 2019-10-17 株式会社デンソーテン 光源駆動装置および光源駆動方法
JP7111504B2 (ja) * 2018-04-25 2022-08-02 シャープ株式会社 Ｌｅｄモジュールおよびバックライト装置
US11271572B2 (en) * 2020-04-29 2022-03-08 Analog Devices International Unlimited Company Self-tuning phase-locked loop (PLL) circuit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009200661A (ja) * 2008-02-20 2009-09-03 Hitachi Ltd 半導体集積回路装置および逓倍クロック生成方法
CN102089981A (zh) * 2008-06-19 2011-06-08 密克罗奇普技术公司 内部振荡器到外部频率参考的自动同步
CN105915055A (zh) * 2015-02-20 2016-08-31 欧姆龙汽车电子株式会社 电压转换装置

Also Published As

Publication number Publication date
DE112020006500T9 (de) 2023-01-19
US20230066399A1 (en) 2023-03-02
JPWO2021140998A1 (https=) 2021-07-15
DE112020006500T5 (de) 2022-12-01
CN114930268A (zh) 2022-08-19
US11874694B2 (en) 2024-01-16
WO2021140998A1 (ja) 2021-07-15

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