TW200513032A - Frequency lock method for ultra-wide band, and the associated devices thereof - Google Patents

Frequency lock method for ultra-wide band, and the associated devices thereof

Info

Publication number
TW200513032A
TW200513032A TW092125574A TW92125574A TW200513032A TW 200513032 A TW200513032 A TW 200513032A TW 092125574 A TW092125574 A TW 092125574A TW 92125574 A TW92125574 A TW 92125574A TW 200513032 A TW200513032 A TW 200513032A
Authority
TW
Taiwan
Prior art keywords
clock signal
ultra
wide band
usb
associated devices
Prior art date
Application number
TW092125574A
Other languages
English (en)
Other versions
TWI289977B (en
Inventor
wen-fu Cai
jian-zhi Lin
shi-jie Zhang
Original Assignee
Genesys Logic Inc
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 Genesys Logic Inc filed Critical Genesys Logic Inc
Priority to TW092125574A priority Critical patent/TWI289977B/zh
Priority to US10/942,891 priority patent/US7350094B2/en
Publication of TW200513032A publication Critical patent/TW200513032A/zh
Application granted granted Critical
Publication of TWI289977B publication Critical patent/TWI289977B/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
    • G06F13/4265—Bus transfer protocol, e.g. handshake; Synchronisation on a point to point bus
    • G06F13/4278—Bus transfer protocol, e.g. handshake; Synchronisation on a point to point bus using an embedded synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Information Transfer Systems (AREA)
  • Manipulation Of Pulses (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
TW092125574A 2003-09-17 2003-09-17 Frequency lock method for ultra-wide band, and the associated devices thereof TWI289977B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW092125574A TWI289977B (en) 2003-09-17 2003-09-17 Frequency lock method for ultra-wide band, and the associated devices thereof
US10/942,891 US7350094B2 (en) 2003-09-17 2004-09-17 Method and device for ultrawideband frequency tracking

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW092125574A TWI289977B (en) 2003-09-17 2003-09-17 Frequency lock method for ultra-wide band, and the associated devices thereof

Publications (2)

Publication Number Publication Date
TW200513032A true TW200513032A (en) 2005-04-01
TWI289977B TWI289977B (en) 2007-11-11

Family

ID=34271500

Family Applications (1)

Application Number Title Priority Date Filing Date
TW092125574A TWI289977B (en) 2003-09-17 2003-09-17 Frequency lock method for ultra-wide band, and the associated devices thereof

Country Status (2)

Country Link
US (1) US7350094B2 (zh)
TW (1) TWI289977B (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI296376B (en) * 2005-10-06 2008-05-01 Holtek Semiconductor Inc Method and apparatus for detecting the type of interface to which a peripheral device is connetced
US7809973B2 (en) * 2005-11-16 2010-10-05 Cypress Semiconductor Corporation Spread spectrum clock for USB
US8799539B2 (en) 2006-10-18 2014-08-05 Dell Products L.P. Chipset agnostic apparatus and method for serial communication bus port disablement
US8036613B2 (en) * 2007-05-07 2011-10-11 Infineon Technologies Ag Communication system and method for operating a communication system
US8676926B2 (en) * 2009-04-15 2014-03-18 Wyse Technology L.L.C. System and method for handling remote drawing commands
EP2302519B1 (en) * 2009-09-09 2013-01-16 ST-Ericsson SA Dynamic frequency memory control
CN102479133B (zh) * 2010-11-24 2014-02-12 炬力集成电路设计有限公司 一种usb设备及其检测方法
JP2017194789A (ja) * 2016-04-19 2017-10-26 ローム株式会社 クロック発生装置、電子回路、集積回路、及び電気機器
US10224936B1 (en) * 2018-01-30 2019-03-05 Realtek Semiconductor Corp. Self-calibrating frequency quadrupler circuit and method thereof
US11843376B2 (en) 2021-05-12 2023-12-12 Gowin Semiconductor Corporation Methods and apparatus for providing a high-speed universal serial bus (USB) interface for a field-programmable gate array (FPGA)
US11474969B1 (en) * 2021-05-12 2022-10-18 Gowin Semiconductor Corporation Methods and apparatus for providing a serializer and deserializer (SERDES) block facilitating high-speed data transmissions for a field-programmable gate array (FPGA)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4998075A (en) * 1989-10-26 1991-03-05 Western Digital Corporation Programmable multiple oscillator circuit
US5686864A (en) * 1995-09-05 1997-11-11 Motorola, Inc. Method and apparatus for controlling a voltage controlled oscillator tuning range in a frequency synthesizer
US5796312A (en) * 1996-05-24 1998-08-18 Microchip Technology Incorporated Microcontroller with firmware selectable oscillator trimming
US6415342B1 (en) * 1999-07-27 2002-07-02 Hewlett-Packard Company Universal serial bus controlled connect and disconnect
US6946920B1 (en) * 2000-02-23 2005-09-20 Cypress Semiconductor Corp. Circuit for locking an oscillator to a data stream
US6407641B1 (en) * 2000-02-23 2002-06-18 Cypress Semiconductor Corp. Auto-locking oscillator for data communications
US6297705B1 (en) * 2000-02-23 2001-10-02 Cypress Semiconductor Corp. Circuit for locking an oscillator to a data stream
US7093151B1 (en) * 2000-09-22 2006-08-15 Cypress Semiconductor Corp. Circuit and method for providing a precise clock for data communications
TW563012B (en) * 2000-11-20 2003-11-21 Via Tech Inc System and method for automatically reading the clock doubling factor of system bus
US7035946B2 (en) * 2002-08-26 2006-04-25 Asustek Computer Inc. Method for setting system working frequency wherein an ASIC is utilized for modulating through the voltage value of a jumper

Also Published As

Publication number Publication date
TWI289977B (en) 2007-11-11
US7350094B2 (en) 2008-03-25
US20050057295A1 (en) 2005-03-17

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Legal Events

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