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"focus error signal"

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Abstract: '¢ Focus error signal detection : SSD method â'¢ Tracking error signal detection : 3-beam method â , Focus error signal amplitude T »1,3 Irf= 10hA, VR = 5V 7 10 13 HA Tracking error signal amplitude T »1,4 Jte IRP â'" 10|O.A, VR = 5V 0.8 1.3 1.8 HA Focus error signal defocusing r> *i,5 uFO Irp= lOnA , Focus error signal pull-in range n *i,3 IRP â'" 10|O.A, VR = 5V 12 Um *1 Measurements are made using , element Focus error signal Tracking error signal RF signal FE = (I2+I4+I8)-(I3+Iv+I9) Disk-close FE > 0 -
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HUL7001 CD Laser pickup focus tracking CD laser pickup assembly OPTICAL PICKUP PANASONIC CD OPTICAL PICKUP PANASONIC optical CD pickup assembly OPTICAL laser pickup
Abstract: (4.8 × 8.2 × 4.3 mm) Y Reference plane Focus error signal detection : SSD method Reference , mW Focus error signal amplitude IFE*1,3 IRF = 10uA, VR = 5V 7 10 13 uA Tracking error signal amplitude ITE *1,4 IRF = 10uA, VR = 5V 0.8 1.3 1.8 uA Focus , symmetry BTE*1,4 IRF = 10uA, VR = 5V ­ 30 Focus error signal pull-in range DFE*1,3 IRF = , I6 RF and focus error signal 4 I3 output pin RF and focus error signal 5 I2 + I4 Panasonic
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IRF 260 N hologram unit I5I10 focus error signal dj light CD Laser pickup
Abstract: Figure 5. Focus error amp circuit note1> VA and VB refer to output signal of PD1 and PD2 I/V amp. note2 , . At this time, the focus error signal is outputted through the low pass filter formed by connecting a , operating, the FS4 switch is on and then the focus error signal is isolated, accordingly the focus search , and the focus error signal from FE2 pin(pin 58) is outputted through the focus servo loop. 3.6K , processor for compact disc player applications.It consist of blocks for RF signal processing ,focus Samsung Electronics
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KB9223 KB9223-L KS9286 KS9284 100 amp 1000 volt GTO SG32 RF74 Laser Diode 808 2 pin 1000 mw 80-QFP-1420C KA9258D/KA9259D
Abstract: through micro-mirror integration (4.8 X 8.2 X 4.3 mm) â'¢ Focus error signal detection : SSD method â , current Operating current Operating voltage Laser beam output Focus error signal amplitude Tracking error signal amplitude Focus error signal defocusing Tracking error signal symmetry Focus error , RF and focus error signal output pin RF and focus error signal output pin Source voltage application pin Source voltage application pin Tracking error signal output pin RF and focus error signal -
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Abstract: compensation. At this time, the focus error signal is output through the low pass filter formed by connecting a , search is operating, the FS4 switch is on and then the focus error signal is isolated, accordingly the , servo loop is on and the focus error signal from FE2 pin (pin 58) is output through the focus servo , player applications. It consist of blocks for RF signal processing, focus, tracking, sled and spindle , · RF amplifier & RF equalizer · Focus error amplifier & servo control · Tracking Samsung Electronics
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S1L9223B02 S1L9223B02-T0R0 S5L9286F02 CT21L 600 servo servo sg 90 80-TQFP-1212 05MIN
Abstract: compensation. At this time, the focus error signal is output through the low pass filter formed by connecting a , search is operating, the FS4 switch is on and then the focus error signal is isolated, accordingly the , servo loop is on and the focus error signal from FE2 pin (pin 58) is output through the focus servo , player applications. It consist of blocks for RF signal processing, focus, tracking, sled and spindle , · RF amplifier & RF equalizer · Focus error amplifier & servo control · Tracking Samsung Electronics
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S1L9223B01 S1L9223B01-Q0R0 S5L9286F01 S5L9284D 103p capacitor SG42 KA9258D TE27K
Abstract: phase compensation. At this time, the focus error signal is outputted through the low pass filter , FSET pin. While the focus search is operating, the FS4 switch is on and then the focus error signal is , (focus on), the focus servo loop is on and the focus error signal from FE2 pin (pin 58) is outputted , player applications. It consist of blocks for RF signal processing, focus, tracking, sled and spindle , · RF amplifier & RF equalizer · Focus error amplifier & servo control · Tracking Samsung Electronics
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KB9223L 25V6M KA9259D DG3 diode anti lock brake rf low pass filter smef KB9223/KB9223-L KB9223/KB9223L SPDL180K
Abstract: search is operating, the FS4 sw itch is on and then the focus error signal is isolated, accordingly the , com pact disc player a pplications.lt consist of blocks for RF signal processing ,focus, tracking , pensation Micom Data Interface Logic RF Amp & Offset cancel circuit Focus Error Amp FE-BIAS , Focus Error Amp Offset Voltage V fe o l input open pin 59 -450 -250 -50 mV Focus , Focus Error Am p PD1 Voltage Gain Gfe1 SG3 f=10KHz,32m Vp-p,sine pin 59 27 30 33 dB -
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CT13L 9223-L 9258D 9259D M/M-97-P006 1420C
Abstract: (4.8 × 8.2 × 4.3 mm) Y Reference plane Focus error signal detection : SSD method Reference , mW Focus error signal amplitude IFE*1,3 IRF = 10uA, VR = 5V 7 10 13 uA Tracking error signal amplitude ITE *1,4 IRF = 10uA, VR = 5V 0.8 1.3 1.8 uA Focus , symmetry BTE*1,4 IRF = 10uA, VR = 5V ­ 30 Focus error signal pull-in range DFE*1,3 IRF = , I6 RF and focus error signal 4 I3 output pin RF and focus error signal 5 I2 + I4 Panasonic
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optical pickup unit ultrasonic movement detector
Abstract: 10uA, VR = 5V 0.8 1.3 1.8 uA Focus error signal defocusing DFO*1,5 IRF = 10uA, VR = 5V ­8 +8 % Tracking error signal symmetry BTE*1,4 IRF = 10uA, VR = 5V Focus error signal pull-in range DFE*1,3 IRF = 10uA, VR = 5V Pl ea PO Focus error signal , arrangement Calculation Tracking error signal output pin I1 + I6 RF and focus error signal 4 I3 output pin RF and focus error signal 5 I2 + I4 output pin Pmon P1 P2 P3 P4 P5 Panasonic
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Abstract: current Operating voltage Laser beam output Pl Focus error signal amplitude Tracking error signal amplitude Focus error signal defocusing Tracking error signal symmetry Focus error signal pull-in , ain sc te on na tin nc ue e/ d O (0.2) (0.5) Y Focus error signal detection : SSD method Tracking , Pin No. Function Source voltage Applications pin Tracking error signal output pin RF and focus error signal output pin output pin RF and focus error signal Monitor current output pin I1 + I6 I3 12 11 10 9 Panasonic
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Abstract: Focus error amplifier output 32 FEA- Focus error amplifier inverting input 33 FEA+ Focus error , -3.0 -0.5 3.0 dB Focus error amplifier Vcc = 5 V, Vee = -5 V, T. = 25 deg. C Parameter Symbol , V V, >30mV » i 2 3 S 7 IM Ff*pj«ney(Hz) 2 3 5 7 IO« Focus error amplifier , zero-crossing comparator This detects the zero-crossing points of the focus error amplifier output. The zero-crossing comparator output on FZD goes HIGH when the focus error amplifier exceeds (Vm - 0.5 V) as shown in -
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LA9200NM LA9201M LC7860K LC7881 sanyo v38 2611B SANYO LC7881 sanyo Laser pickup EN 2611B 9201M 7T17D7 26IIB
Abstract: Description 16 TES Tracking error slice comparator output 17 HFl High-frequency level comparator 18 FZD Focus , input 30 FSW Focus switch 31 FEAO Focus error amplifier output 32 FEA- Focus error amplifier inverting input 33 FEA+ Focus error amplifier non-inverting input 34 BHLD Negative-peak (bottom) hold output 35 , -1.2 V Passband frequency response variation aAv f = 1 MHz/200 kHz -3.0 -0.5 3.0 dB Focus error , *pj«ney(Hz) 2 3 5 7 IO« Focus error amplifier frequency response -
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LC7863K 3102-QIP48D 0200TS D011250
Abstract: audio modulation signal on the disc and generate focus error signal. The E and F photo detectors , ) input of focus error amp. As the result of differential voltage, Focus error signal is appeared at FE1 , . It consists of RF signal processing, focus servo, tracking servo, sled servo control, EFM detecting and automatic power control circuits. 80 - QFP - 1420C FEATURES · RF Amplifier · Focus Error Amplifer · Tracking Error Amplifier · Mirror Detector · Focus OK etector · EFM Comparator and Samsung Electronics
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KA9220C sg74 diode sg77 diode DIODE D 92 02 78.P S41 sensor SG59 SG56
Abstract: FSW . 11 Focus switch 31 FEAO Focus error amplifier output 32 FEA~ Focus error amplifier inverting input 33 FEA+ Focus error amplifier non-inverting input 34 BHLD Negative-peak (bottom) hold , -3.0 -0.5 3.0 dB Focus error amplifier Vcc = 5 V, VEE = -5 V, T, = 25 deg. C Parameter Symbol , Frequency (Hi) Focus error amplifier frequency response , Focus zero-crossing comparator This detects the zero-crossing points of the focus error amplifier -
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Bipolar HJ 2611b hj 2611b LA6510 LA9200N EFM 9201 C 2611B EN2611B
Abstract: audio modulation signal on the disc and generate focus error signals. The E and F photo detectors , amp. As the result of differential voltage, focus error signal appears at FE1 Pin (Pin57). This FE1 , pin 7. While the focus search is operating, the FS4 switch is ON and then Focus error signal is , applications. It consists of a RF signal processor, a focus servo, a tracking servo, a sled servo control, an , error amplifier · Tracking error amplifier · Mirror detector · Focus OK detector · Samsung Electronics
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sg27 diode sg77 SG51 photo s27
Abstract: ) and (+) Input of focus error amp. As the result of differential voltage, Focus error signal Is , operating, the FS4 switch is ON and then Focus error signal is isolated, accordingly it is outputed by FSEO , consists of RF signal processing, focus servo, tracking servo, sled servo control, EFM detecting and automatic power control circuits. FEATURES â'¢ RF Amplifier â'¢ Focus Error Amplifier â'¢ Tracking Error , Focus error servo input pin 57 FE1 Output pin of focus error Amplifier 58 FDFCT Capacitor connection -
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22kX 470k1 dcct KA9220 shock swith sensor 80-QFP-1212 90MAX 80-0FP-1420C
Abstract: . Focus Error Signal 2. Tracking Error Summing Signal (TES) 3. RFO 4. EQI Tracking Gain Window outputs , setting & monitoring for the CD-R, CD-RW DISC · Focus error amp & Febias adjustment · Tracking , Detect Defect Detect Mirror Gen RF & Focus Error (CD-RW) I/V AMP 47 LD APC. Laser Control & , connection terminal to integrate the focus error 13 FSEO O Focus error output 14 FSI I , tracking summing signal integration terminal 60 TESO O Tracking error summing signal 61 Samsung Electronics
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S1L9225X mlt 22 servo amp CD Pick-Up head capacitor 106 35K apc es 525 circuit focus servo tzc 500 32 resistance 64-LQFP-1010 ABEX-725A
Abstract: I-V conversion amp G Focus error signal detection : SSD method G Tracking error signal detection : 3 , Focus error signal amplitude Tracking error signal amplitude Focus error signal pull-in range Frequency , Operating current Operating voltage LD power intensity out of objective lens Focus error signal amplitude Tracking error signal amplitude Focus error signal defocus Tracking error signal offset Jitter Focus error signal offset Focus error signal pull-in range VFE VTE DFO BTE Jitter BFE DFE CW VRF = 780mV, VCC = 5V CW Panasonic
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HUL7202 HUL7208 HUL7251 circuit diagram of a laser lighter HUH7278
Abstract: operation â'¢ Iâ'"V amplifier, tracking error amplifier, focus error amplifier, RF amplifier and APC , =5V 10.0 14.5 19.0 mA Vref Output Voltage Vref Vcc=5V 2.20 2.50 2.80 V Focus Error Amp. Output Offset Voltage of Focus Error Amp. Vfo-of VCC=5V -300 0 300 mV Crosstalk Quantity of Focus Error Offset Balance Vfo-ofb VCC=5V, Vfb=Vref±1V Applied -200 - 200 mV I â'"V Conversion Gain of Focus Error Amp. Rfo Vccâ'"5V, Vfbâ'"Vref 65 93 121 m I â'"V Conversion Relative Gain of Focus Error Amp. DRfo Vccâ -
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AN8807SB MN662710RA MN66271 panasonic 1F CAPACITOR 5.5v dc cd-rom rf amplifier SSOP036-P-0450A
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