JP6092242B2 - 遅延ロックループ - Google Patents
遅延ロックループ Download PDFInfo
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- JP6092242B2 JP6092242B2 JP2014542402A JP2014542402A JP6092242B2 JP 6092242 B2 JP6092242 B2 JP 6092242B2 JP 2014542402 A JP2014542402 A JP 2014542402A JP 2014542402 A JP2014542402 A JP 2014542402A JP 6092242 B2 JP6092242 B2 JP 6092242B2
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- 230000003111 delayed effect Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 239000003990 capacitor Substances 0.000 claims description 8
- 230000000630 rising effect Effects 0.000 claims description 7
- 230000005855 radiation Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 7
- 238000012935 Averaging Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
- H03L7/0812—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
- H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
- H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K2005/00013—Delay, i.e. output pulse is delayed after input pulse and pulse length of output pulse is dependent on pulse length of input pulse
- H03K2005/00019—Variable delay
- H03K2005/00058—Variable delay controlled by a digital setting
- H03K2005/00071—Variable delay controlled by a digital setting by adding capacitance as a load
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Pulse Circuits (AREA)
- Radar Systems Or Details Thereof (AREA)
Description
Williams "Filling the THz Gap," doi: 10.1088/0034-4885/69/2/R01 Heydari et al, "Low-Power mm- Wave Components up to 104GHz in 90nm CMOS," ISSCC 2007, pp. 200-201, February 2007, San Francisco, CA LaRocca et al., "Millimeter- Wave CMOS Digital Controlled Artificial Dielectric Differential Mode Transmission Lines for Reconfigurable ICs," IEEE MTT-S IMS, 2008 Scheir et al, "A 52 GHz Phased-Array Receiver Front-End in 90 nm Digital CMOS" JSSC Dec. 2008, pp. 2651-2659 Straayer et al. "A Multi-Path Gated Ring Oscillator TDC With First-Order Noise Shaping," IEEE J. of Solid State Circuits, Vol. 44, No. 4, April 2009, pp. 1089-1098 Huang, "Injection-Locked Oscillators with High-Order-Division Operation for Microwave/Millimeter- wave Signal Generation," Dissertation, October 9, 2007 Cohen et al., "A bidirectional TX/RX four element phased-array at 60HGz with RF-IF conversion block in 90nm CMOS processes," 2009 IEEE Radio Freq. Integrated Circuits Symposium, pp. 207-210 Koh et al., "A Millimeter- Wave (40-65GHz) 16-Element Phased-Array Transmitter in 0.18-[mu][iota][eta] SiGe BiCMOS Technology," IEEE J. of Solid State Circuits, Vol. 44, No. 5, May 2009, pp. 1498-1509 York et al., "Injection- and Phase-locking Techniques for Beam Control," IEEE Transactions on Microwave Theory and Techniques, Vol. 46, No. 11, Nov. 1998, pp. 1920-1929 Buckwalter et al., "An Integrated Subharmonic Coupled-Oscillator Scheme for a 60-GHz Phased Array Transmitter," IEEE Transactions on Microwave Theory and Techniques, Vol. 54, No. 12, Dec. 2006, pp. 4271-4280
Claims (14)
- 遅延ラインにより第1の幅を有する第1のパルスを受け取ることであって、前記遅延ラインが複数の遅延セルを含む、前記第1のパルスを受け取ることと、
前記第1のパルスに応答して前記遅延ラインにより複数の第2のパルスを生成することであって、各第2のパルスが第2の幅を有し、前記第1の幅が前記第2の幅より大きい、前記複数の第2のパルスを生成することと、
前記遅延ラインにより第1及び第2の遅延パルスを生成することと、
前記第2の遅延パルスの立ち上がりエッジが前記第1の遅延パルスの立ち下がりエッジと整合されていない場合に、前記遅延ラインにおいて各遅延セルに対する遅延を調節することと、
を含む、方法。 - 請求項1に記載の方法であって、
前記遅延セルがシーケンスに互いに直列に結合され、
前記遅延ラインにより前記第1及び前記第2の遅延パルスを生成するステップが、前記シーケンスの最初の遅延セルから前記第1の遅延パルスを出力することと、前記シーケンスの最後の遅延セルから前記第2の遅延パルスを出力することとを更に含む、方法。 - 請求項2に記載の方法であって、
前記調節するステップが、
前記第2の遅延パルスの前記立ち上がりエッジが前記第1の遅延パルスの前記立ち下がりエッジと整合されていないかどうかを比較することと、
前記第2の遅延パルスの前記立ち上がりエッジと前記第1の遅延パルスの前記立ち下がりエッジの不整合を補償するために第1及び第2のチャージポンプ制御信号を生成することと、
前記第1及び第2のチャージポンプ制御信号に応答して制御電圧を生成することと、
前記制御電圧を各遅延セルに印加することと、
を更に含む、方法。 - 請求項3に記載の方法であって、
前記複数の第2のパルスを生成するステップが、前記複数の第2のパルスを生成するために前記遅延セルのセットから出力を論理的に組み合わせることを更に含む、方法。 - 請求項3に記載の方法であって、
前記論理的に組み合わせるステップが、前記シーケンスの第2の遅延セルから前記シーケンスの最後の遅延セルまでの各々に対する入力と出力とを複数のロジックゲートの1つと組み合わせることを更に含む、方法。 - 請求項5に記載の方法であって、
各ロジックゲートがANDゲートである、方法。 - テラヘルツ放射を送信及び受信するように構成されるレーダー回路要素と、
ベースバンド信号をデジタル化するようにベースバンド回路に結合される前記レーダー回路要素と、
を含む装置であって、
前記ベースバンド回路要素が、
同相(I)チャネルと、
直交(Q)チャネルと、
クロック生成器と遅延ロックループ(DLL)とを有するクロック回路と、
を含み、
前記DLLが、
入力端子と、制御入力端子と、第1の制御出力端子と、第2の制御出力端子と、複数のタップとを有する遅延ラインであって、前記遅延ラインが、前記レーダー回路要素からその入力端子において第1の幅を有する第1のパルスを受信するように構成され、前記遅延ラインが、前記第1の制御出力端子を介して第1の遅延されたパルスを出力するように構成され、前記遅延ラインが、前記第2の制御出力端子を介して第2の遅延されたパルスを出力するように構成され、各タップが、前記第1のパルスに応答して第2の幅を有する第2のパルスを出力するように前記I及びQチャネルに結合され、前記第1の幅が前記第2の幅より大きい、前記遅延ラインと、
前記第1及び第2の遅延されたパルスを受け取るように前記第1の制御出力端子と前記第2の制御出力端子とに結合されるPFDと、
前記PFDに結合されるチャージポンプと、
前記チャージポンプと前記遅延ラインの前記制御入力端子とに結合されるフィルタと、
を含む、装置。 - 請求項7に記載の装置であって、
前記遅延ラインが、
シーケンスに互いに直列に結合され、且つ、各々が前記制御入力端子に結合される複数の遅延セルであって、前記シーケンスの最初の遅延セルが前記PFDに結合され、前記シーケンスの最後の遅延セルが前記PFDに結合される、前記複数の遅延セルと、
複数のロジックゲートであって、各ロジックゲートが前記遅延セルの少なくとも1つを介して結合され、各ロジックゲートの出力端子が前記タップの少なくとも1つを形成する、前記複数のロジックゲートと、
を更に含む、装置。 - 請求項8に記載の装置であって、
各遅延セルが、入力端子と出力端子とを有するインバータと、前記インバータの前記出力端子に結合される可変キャパシタとを更に含み、
前記可変キャパシタが前記フィルタの出力により制御される、装置。 - 請求項9に記載の装置であって、
前記可変キャパシタがバラクターを含む、装置。 - 請求項10に記載の装置であって、
各ロジックゲートがANDゲートを含む、装置。 - 請求項11に記載の装置であって、
複数の第2のパルスが前記第1のパルスにわたる、装置。 - 請求項12に記載の装置であって、
前記レーダー回路要素が、複数のトランシーバを有するフェーズドアレイと、各トランシーバに結合されるコントローラと、各トランシーバに結合される分配ネットワークと、前記分配ネットワークに結合される局部発振器と、前記局部発振器に及び前記遅延ラインの前記入力端子に結合されるパルス生成器とを更に含む、装置。 - 請求項13に記載の装置であって、
前記ベースバンド回路が、各トランシーバと前記Iチャネルと前記Qチャネルとに結合される加算回路要素を更に含む、装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US13/295,885 | 2011-11-14 | ||
US13/295,885 US8786338B2 (en) | 2011-11-14 | 2011-11-14 | Delay locked loop |
PCT/US2012/065029 WO2013074640A1 (en) | 2011-11-14 | 2012-11-14 | Delay locked loop |
Publications (3)
Publication Number | Publication Date |
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JP2014533478A JP2014533478A (ja) | 2014-12-11 |
JP2014533478A5 JP2014533478A5 (ja) | 2015-12-24 |
JP6092242B2 true JP6092242B2 (ja) | 2017-03-08 |
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JP2014542402A Active JP6092242B2 (ja) | 2011-11-14 | 2012-11-14 | 遅延ロックループ |
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US (1) | US8786338B2 (ja) |
JP (1) | JP6092242B2 (ja) |
CN (1) | CN103918184B (ja) |
WO (1) | WO2013074640A1 (ja) |
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2011
- 2011-11-14 US US13/295,885 patent/US8786338B2/en active Active
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- 2012-11-14 JP JP2014542402A patent/JP6092242B2/ja active Active
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US8786338B2 (en) | 2014-07-22 |
CN103918184A (zh) | 2014-07-09 |
JP2014533478A (ja) | 2014-12-11 |
WO2013074640A1 (en) | 2013-05-23 |
US20130120186A1 (en) | 2013-05-16 |
CN103918184B (zh) | 2017-09-22 |
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