Patents
Sitemap › H03 - Basic electronic circuitry › H03K - Pulse technique › H03K 21 - Details of pulse counters or frequency dividers
Patents for H03K 21 - Details of pulse counters or frequency dividers (1,950)
02/2006
02/23/2006WO2006020033A1 Master-slave flipflop for local oscillator and mixer in an i/q circuit
02/23/2006DE10259070B4 Demultiplexer-Schaltungsanordnung und Taktteiler hierfür Demultiplexing circuitry and clock divider for this
02/22/2006EP1627470A1 Integrated circuit comprising an energy saving mode and method for operating said circuit
02/22/2006EP1163719B1 Radio fm receiver
02/21/2006US7002380 Frequency divider with funnel structure
02/16/2006WO2006017519A1 Frequencey prescaler
02/16/2006US20060036884 Integrated circuit
02/16/2006US20060034416 Divider circuit and oscillating circuit including the same
02/14/2006US6998882 Frequency divider with 50% duty cycle
02/08/2006CN1732421A Power reduction method in an electronic counter
02/07/2006US6995589 Frequency divider for RF transceiver
02/02/2006US20060025095 Local oscillator and mixer for transceiver
01/2006
01/26/2006US20060017473 Divider having dual modulus pre-scaler and an associated method
01/25/2006EP1227591B1 Frequency measurement circuit
01/24/2006US6989700 Delay locked loop in semiconductor memory device and its clock locking method
01/12/2006DE102004010405B4 Frequenzteilerschaltung mit steuerbarem Frequenzteilerverhältnis und Verfahren zur Frequenzteilung in einer Frequenzteilerschaltung Frequency dividing circuit with controllable frequency divider ratio, and method for frequency division in a frequency divider circuit
01/05/2006DE10325019B4 Multimodulus-Vorskalierer mit synchroner Ausgabe Multimodulus prescaler with synchronous output
01/05/2006DE102004027809A1 Frequenzumsetzerschaltung und Frequenzumsetzerschaltungs-Anordnung Frequency converter circuit and frequency converter circuit arrangement
12/2005
12/29/2005US20050286677 Addressing type frequency counter circuit
12/29/2005US20050285645 Apparatus and method for compensating for clock drift in downhole drilling components
12/27/2005US6980036 Semiconductor device comprising frequency multiplier of external clock and output buffer of test data and semiconductor test method
12/22/2005US20050280449 Apparatus and method for high frequency state machine divider with low power consumption
12/14/2005EP1605594A2 Clock frequency divider and trigger signal generation circuit for same
12/08/2005US20050270075 Frequency divider
12/07/2005CN1230980C Radio FM receiver
12/06/2005US6973155 Highly scalable glitch-free frequency divider
12/06/2005US6972635 MEMS-based, computer systems, clock generation and oscillator circuits and LC-tank apparatus for use therein
12/01/2005WO2005114842A1 High frequency divider state correction
12/01/2005WO2005114841A1 Apparatus and method for a programmable clock generator
12/01/2005CA2566284A1 Apparatus and method for a programmable clock generator
11/2005
11/29/2005US6970025 Programmable frequency divider
11/24/2005US20050262407 High frequency divider state correction circuit with data path correction
11/24/2005US20050262406 High frequency divider state correction circuit
11/24/2005US20050258879 Clock frequency divider and trigger signal generation circuit for same
11/23/2005EP1597827A1 Phase-locking circuit
11/22/2005US6968029 Frequency prescaler
11/22/2005US6967507 Dual edge count programmable frequency divider
11/17/2005US20050254615 Apparatus and method for a programmable clock generator
11/17/2005US20050253630 Dual-modulus prescaler using double edge triggered D-flip-flops
10/2005
10/27/2005DE10355698B4 Flip-Flop mit Mehrfachbetriebsmodus Flip-Flop with multiple operating mode
10/26/2005EP1588488A2 Programmable dual-edge triggered counter
10/26/2005EP1588320A2 Method for counting beyond endurance limitations of non-volatile memories
10/26/2005CN1688108A Relatively prime mode parallel frequency divider based on congruence theory
10/19/2005CN2735665Y Device for frequency multiplication with a factor 2N suitable for low source signal frequency and large multiple of frequency multiplication
10/19/2005CN2735661Y Digital display counting and timing relay
10/19/2005CN1224174C Phase conversion bimodulux prescaler circuit with device for reducing power consumption
10/18/2005US6956414 System and method for creating a limited duration clock divider reset
10/13/2005WO2005096501A1 Phase frequency detector with a novel d flip flop
10/13/2005CA2561572A1 Phase frequency detector with a novel d flip flop
10/04/2005US6952373 Semiconductor device having PLL-circuit
10/04/2005US6952121 Prescaling for dividing fast pulsed signal
09/2005
09/29/2005US20050213699 Highly scalable glitch-free frequency divider
09/29/2005US20050212570 Programmable frequency divider
09/27/2005US6950491 Clock circuit with fractional divide circuit
09/27/2005US6950490 Fault state detection mechanism for a ring-counter-based frequency divider-by-N that generates non-overlapping N-phases of divide-by-N clocks with 1/N duty ratio
09/27/2005US6950138 Gray code counter
09/22/2005DE102004032478A1 Verzögerungsregelkreis in Halbleiterspeichervorrichtung und sein Taktsynchronisierverfahren Delay control circuit in semiconductor memory device and its Taktsynchronisierverfahren
09/20/2005US6947077 Fast and accurate adjustment of gain and exposure time for image sensors
09/15/2005WO2005086366A1 Frequency dividing circuit and multimode radio device using same
09/08/2005US20050195004 Delay locked loop in semiconductor memory device and its clock locking method
09/07/2005CN1664956A Delay locked loop in semiconductor memory device and its clock locking method
08/2005
08/30/2005US6937688 State machine, counter and related method for gating redundant triggering clocks according to initial state
08/30/2005US6937687 Bi-directional shift register control circuit
08/18/2005US20050179476 System and method for creating a limited duration clock divider reset
08/17/2005CN1655457A Fractional frequency divider circuit and data transmission apparatus using the same
08/17/2005CN1655454A Clock signal detection method and apparatus in electronic devices
08/11/2005US20050174153 Fractional frequency divider circuit and data transmission apparatus using the same
08/10/2005EP1562294A1 Fractional frequency divider circuit and data transmission apparatus using the same
08/04/2005WO2005071839A1 If counting method
08/04/2005US20050169419 Fractional-integer phase-locked loop system with a fractional-frequency-interval phase frequency detector
07/2005
07/26/2005US6922456 Counter system and method
07/21/2005US20050156638 Dual edge count programmable frequency divider
07/21/2005DE10355698A1 Flip-flop with multi-mode operation, esp. for clock frequency dividers, uses clocked slave latch coupled to master latch
07/19/2005US6919744 Spectrum profile control for a PLL and the like
07/12/2005US6917662 Programmable low-power high-frequency divider
07/12/2005US6917191 Frequency measurement circuit
07/07/2005US20050146362 Programmable low-power high-frequency divider
06/2005
06/30/2005US20050141666 Configurable enabling pulse clock generation for multiple signaling modes
06/23/2005US20050134344 Fast start-up circuit for a prescaler device
06/22/2005EP1543619A1 Digital counter that can be read out without interrupting the process and method for counting counter pulses
06/16/2005DE10353501A1 Counting circuit consisting of chain of dynamic frequency divider stages, each halving frequency of its input signal, with each stage containing input for supply clock signal for its regeneration, etc
06/14/2005US6907095 Clock ride-over method and circuit
06/07/2005US6904114 Ones counter employing two dimensional cellular array
06/02/2005US20050116258 Two-modulus prescaler circuit
05/2005
05/26/2005US20050113056 Signal conditioning circuit
05/26/2005US20050110532 Variable dividing circuit
05/25/2005CN1203600C New-type digital quantity output circuit
05/18/2005CN1202616C High frequency clock pulse loss detection circuit with low frequency clock
05/17/2005US6895070 Counter circuit
05/17/2005US6892937 Method and configuration for operating a multistage counter in one counting direction
04/2005
04/28/2005US20050089132 Digital counter
04/28/2005US20050088210 Frequency divider and related method of design
04/21/2005US20050084059 Bi-directional shift register control circuit
04/20/2005CN1608346A Frequency divider with reduced jitter and transmitter based thereon
04/19/2005US6882698 Fraction frequency divider, integrated circuit for video signal, and fraction frequency dividing method
04/19/2005US6882697 Digital counter
04/19/2005US6882189 Programmable divider with built-in programmable delay chain for high-speed/low power application
03/2005
03/31/2005WO2005029720A1 Multi-band transceiver
03/30/2005CN1601905A 信号处理电路 The signal processing circuit
03/24/2005US20050066214 Semiconductor integrated circuit
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